1 2005-04-04 Roger Sayle <roger@eyesopen.com>
3 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
5 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
7 2005-04-04 Ian Lance Taylor <ian@airs.com>
9 * c-typeck.c (struct c_switch): Rename switch_stmt field to
11 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
12 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
13 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
14 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
15 * c-common.c (c_do_switch_warnings_1): New static function broken
16 out of c_do_switch_warnings.
17 (c_do_switch_warnings): Call c_do_switch_warnings_1.
18 (c_do_switch_expr_warnings): New function.
19 * c-common.h (c_do_switch_expr_warnings): Declare.
21 2005-04-04 David Edelsohn <edelsohn@gnu.org>
22 Daniel Jacobowitz <dan@codesourcery.com>
24 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
26 * rtlanal.c (may_trap_p): Same.
28 2005-04-04 Dale Johannesen <dalej@apple.com>
30 * ChangeLog: remove reference to ChangeLog.12.
32 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
35 * config/cris/cris.md: Change all 0 in unspec 0 to
37 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
38 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
40 ("return"): Change to define_expand. Call cris_expand_return for
42 ("*return_expanded"): New pattern.
43 ("epilogue"): New define_expand.
44 * config/cris/cris.h (PREDICATE_CODES): Add
45 cris_load_multiple_op.
46 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
48 (enum cris_retinsn_type): New.
49 (struct machine_function): New member return_type.
50 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
51 (cris_target_asm_function_epilogue): Remove, moving RTLified
53 (cris_expand_epilogue): New function.
54 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
55 (cris_gen_movem_load, cris_load_multiple_op)
56 (cris_return_address_on_stack_for_return, cris_expand_return): New
58 (cris_target_asm_function_prologue)
59 (cris_initial_frame_pointer_offset): Call
60 cris_reg_saved_in_regsave_area instead of complicated expression.
61 Call cris_return_address_on_stack instead of an expression.
62 (cris_print_operand) <case 'o', case 'O'>: New cases.
63 (cris_return_address_on_stack): Change return-type to bool.
64 (cris_simple_epilogue): Ditto. Return false if registers are
66 * config/cris/cris-protos.h (cris_simple_epilogue)
67 (cris_return_address_on_stack): Adjust prototype return type.
68 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
69 (cris_return_address_on_stack_for_return): New prototypes.
71 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
73 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
76 * config/frv/frv-protos.h: Add a prototype to
77 frv_legitimate_memory_operand and frv_const_unspec_p.
78 (frv_unspec): Move from frv.c.
79 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
80 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
81 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
82 gpr_or_fpr_operand, gpr_or_int12_operand,
83 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
84 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
85 int6_operand, int5_operand, uint5_operand, uint4_operand,
86 uint1_operand, int_2word_operand, uint16_operand,
87 upper_int16_operand, integer_register_operand,
88 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
89 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
90 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
91 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
92 move_destination_operand, movcc_fp_destination_operand,
93 frv_function_symbol_referenced_p, move_source_operand,
94 condexec_dest_operand, condexec_source_operand,
95 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
96 const_unspec_operand, gpr_or_memory_operand,
97 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
98 icc_operand, fcc_operand, cc_operand, icr_operand,
99 fcr_operand, cr_operand, call_operand, sibcall_operand,
100 symbolic_operand, relational_operator,
101 integer_relational_operator, float_relational_operator,
102 ccr_eqne_operator, minmax_operator,
103 condexec_si_binary_operator, condexec_si_media_operator,
104 condexec_si_divide_operator, condexec_si_unary_operator,
105 condexec_sf_conv_operator, condexec_sf_add_operator,
106 condexec_memory_operand, intop_compare_operator, acc_operand,
107 even_acc_operand, quad_acc_operand, accg_operand: Move to
109 * config/frv/frv.h (PREDICATE_CODES): Remove.
110 * config/frv/frv.md: Include predicates.md.
111 * config/frv/predicates.md: New.
113 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
116 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
117 * tree-ssa-loop-ivopts.c: Include langhooks.h.
118 (add_standard_iv_candidates_for_size): New function, extracting code
119 from add_standard_iv_candidates and parameterizing it by type size.
120 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
122 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
124 * system.h (GCOV_SIZE_TYPE): Unposion.
125 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
126 (GCOV_TYPE_SIZE): ...this new macro.
127 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
128 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
129 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
130 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
131 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
132 instead of unsigned_intSI_type_node.
133 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
134 (rtl_gen_one_value_profiler_no_edge_manipulation)
135 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
136 * value-prof.c: Include coverage.h.
138 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
139 Diego Novillo <dnovillo@redhat.com>
141 Fix PR tree-optimization/20703
142 Fix PR tree-optimization/20725
144 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
145 (create_expression_by_pieces): Ditto.
146 (valid_in_set): Ditto. Also handle tcc_declaration.
147 (find_or_generate_expression): Handle comparison class.
148 (insert_into_preds_of_block): Ditto.
150 (create_value_expr_from): Handle comparison class, recursively
151 handle reference nodes.
152 (compute_avail): Handle comparison classes, rewrite a little cleaner.
153 (execute_pre): Fix spacing.
154 (do_fre): Renamed to execute_fre.
156 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
158 * doc/invoke.texi (SPARC options): Document that
159 -mlittle-endian is not supported on Linux either.
161 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
165 * config.gcc (Obsolete configurations): Remove
166 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
167 (sparclite-*-coff*): Delete.
168 (sparclite-*-elf*): Likewise.
169 (sparc86x-*-elf*): Likewise.
170 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
171 * config/sparc/lite.h: Delete.
172 * config/sparc/litecoff.h: Likewise.
173 * config/sparc/liteelf.h: Likewise.
174 * config/sparc/sp86x-elf.h: Likewise.
175 * config/sparc/t-sparclite: Likewise.
176 * config/sparc/t-sp86x: Likewise.
178 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
180 * config/s390/s390-protos.h: (s390_comparison,
181 s390_alc_comparison, s390_slb_comparison, const0_operand,
182 consttable_operand, larl_operand, s_operand,
183 shift_count_operand, bras_sym_operand, load_multiple_operation,
184 store_multiple_operation, s390_plus_operand): Remove prototypes.
185 (s390_legitimate_address_without_index_p): New prototype.
186 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
188 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
189 const0_operand, consttable_operand, larl_operand, s_operand,
190 shift_count_operand, bras_sym_operand, load_multiple_operation,
191 store_multiple_operation, s390_plus_operand): Move to
193 (check_mode): Remove.
194 (s390_branch_condition_mask): Remove 'static'. Move prototype to
196 (s390_legitimate_address_without_index_p): New.
197 * config/s390/s390.h (PREDICATE_CODES): Remove.
198 * config/s390/s390.md: Include predicates.md.
199 * config/s390/predicates.md: New.
201 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
204 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
205 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
206 (NEED_INDICATE_EXEC_STACK): Define to 1.
207 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
208 (NEED_INDICATE_EXEC_STACK): Define to 1.
209 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
210 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
211 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
212 (pic_helper_emitted_p): New global.
213 (emit_pic_helper): New function extracted from...
214 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
215 Do not call emit_pic_helper if delay_pic_helper is true.
216 (sparc_expand_prologue): Pass 'false' to load_pic_register.
217 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
218 (sparc_file_end): New function.
220 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
222 * config/mcore/mcore-protos.h: Remove the prototypes for
223 mcore_arith_reg_operand, mcore_general_movsrc_operand,
224 mcore_general_movdst_operand, mcore_reload_operand,
225 mcore_arith_J_operand, mcore_arith_K_operand,
226 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
227 mcore_arith_K_S_operand, mcore_arith_imm_operand,
228 mcore_arith_any_imm_operand, mcore_arith_O_operand,
229 mcore_literal_K_operand, mcore_addsub_operand,
230 mcore_compare_operand, mcore_load_multiple_operation,
231 mcore_store_multiple_operation, mcore_call_address_operand.
232 Add a prototype for const_ok_for_mcore.
233 * config/mcore/mcore.c (mcore_call_address_operand,
234 mcore_general_movsrc_operand, mcore_general_movdst_operand,
235 mcore_arith_reg_operand, mcore_reload_operand,
236 mcore_arith_J_operand, mcore_arith_K_operand,
237 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
238 mcore_arith_M_operand, mcore_arith_imm_operand,
239 mcore_arith_any_imm_operand, mcore_arith_O_operand,
240 mcore_literal_K_operand, mcore_addsub_operand,
241 mcore_compare_operand, mcore_load_multiple_operation,
242 mcore_store_multiple_operation): Move to predicates.md.
243 (const_ok_for_mcore): Export.
244 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
245 * config/mcore/mcore.md: Include predicates.md.
246 * config/mcore/predicates.md: New.
248 * config/mcore/predicates.md: Fix a comment typo.
250 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
251 Adrian Straetling <straetling@de.ibm.com>
253 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
254 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
255 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
257 ("imul"): Removed from "type" attribute.
258 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
259 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
260 Changed type to imulsi.
261 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
263 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
265 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
266 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
267 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
268 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
269 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
270 (TARGET_SWITCHES, mcore_stack_increment_string)
271 (TARGET_OPTIONS): Delete.
272 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
273 than *_BIT constants.
274 (TARGET_8ALIGN): #undef old definition before redefining to 1.
275 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
276 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
277 (mcore_override_options): Delete mcore_stack_increment code.
278 Change use of M340_BIT to MASK_M340.
279 * config/mcore/mcore.opt: New file.
281 2005-04-04 Ian Lance Taylor <ian@airs.com>
283 * config/arm/arm.c (replace_symbols_in_block): Remove static
286 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
288 * config/fr30/fr30-protos.h: Remove the prototypes for
289 stack_add_operand, add_immediate_operand,
290 high_register_operand, low_register_operand, call_operand,
291 di_operand, and nonimmediate_di_operand.
292 * config/fr30/fr30.c (stack_add_operand,
293 add_immediate_operand, high_register_operand,
294 low_register_operand, call_operand, di_operand,
295 nonimmediate_di_operand): Move to predicates.md.
296 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
297 * config/fr30/fr30.md: Include predicates.md.
298 * config/fr30/predicates.md: New.
300 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
301 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
302 mcore_call_address_operand.
304 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
305 general_movsrc_operand.
307 2005-04-04 Alan Modra <amodra@bigpond.net.au>
309 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
312 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
315 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
318 2005-04-04 Richard Henderson <rth@redhat.com>
319 Jakub Jelinek <jakub@redhat.com>
321 PR rtl-optimization/16104
322 * fold-const.c (fold_unary): Fix folding of vector conversions.
324 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
326 * config.gcc (xstormy16-*-elf): Set extra_options.
327 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
328 * config/stormy16/stormy16.opt: New file.
330 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
332 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
333 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
334 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
335 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
336 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
337 (TARGET_UNIX_ASM): Delete.
338 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
339 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
340 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
341 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
342 * config/pdp11/pdp11.opt: New file.
344 2005-04-03 Roger Sayle <roger@eyesopen.com>
345 Alexandre Oliva <aoliva@redhat.com>
348 * fold-const.c (non_lvalue): Split tests into...
349 (maybe_lvalue_p): New function.
350 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
351 C++ front-end prior to lowering into gimple form.
353 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
355 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
356 BUILT_IN_STRNCASECMP): New.
357 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
360 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
363 * arm.md (addsi3_compare0_for_combiner): Delete.
364 (addsi3_compare0_scratch_for_combiner): Delete.
365 (cmpsi_neg_shiftsi): Delete.
366 (compare_negsi_si): New pattern.
367 (cmpsi_negshiftsi_si): New pattern.
368 (negated_cbranchsi4): Restrict to equality_operator.
370 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
373 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
375 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
378 * doc/install.texi: Fix a typo.
380 2005-04-03 Steven Bosscher <stevenb@suse.de>
383 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
384 a computed goto if the edge to the computed goto block has
385 incoming abnormal edges. Clarify how the function works.
387 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
389 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
390 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
391 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
392 hash_scan_set, reg_set_between_after_reload_p,
393 reg_used_between_after_reload_p, get_avail_load_store_reg,
394 eliminate_partially_redundant_load): Likewise.
395 * postreload.c (reload_cse_simplify_set,
396 reload_combine_note_use): Likewise.
397 * predict.c (predict_insn, expected_value_to_br_prob,
398 propagate_freq, expensive_function_p): Likewise.
399 * print-rtl.c (print_rtx): Likewise.
400 * profile.c (instrument_edges, instrument_values,
401 compute_branch_probabilities, branch_prob, union_groups,
402 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
403 * protoize.c (in_system_include_dir, file_could_be_converted,
404 file_normally_convertible, gen_aux_info_file, seek_to_line,
405 do_cleaning): Likewise.
406 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
407 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
408 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
410 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
412 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
413 * modulo-sched.c (undo_replace_buff_elem): New structure.
414 (kernel_number_of_cycles, ps_unschedule_node,
415 undo_generate_reg_moves,free_undo_replace_buff,
416 undo_permute_partial_schedule, loop_single_full_bb_p,
417 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
418 build_loops_structure, get_sched_window): New.
419 (generate_reg_moves): Return undo_replace_buff_elem and other
421 (generate_prolog_epilog): Remove old loop versioning.
422 (sms_schedule): Use loop information and loop_version.
423 (sms_schedule_by_order): Split part of it to get_sched_window.
424 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
425 cfg_layout_finalize and free_dominance_info before/after SMS.
427 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
429 * cfghooks.c (lv_flush_pending_stmts,
430 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
431 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
432 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
433 lv_add_condition_to_bb,
434 lv_adjust_loop_header_phi, extract_cond_bb_edges,
435 flush_pending_stmts): New in cfg_hooks structure.
436 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
437 extract_cond_bb_edges, lv_adjust_loop_header_phi,
438 lv_add_condition_to_bb): New declarations.
439 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
441 (loop_version): Declare.
442 * cfgloopmanip.c (cfghooks.h): Include.
443 (duplicate_loop_to_header_edge): Change return type to bool.
444 (loop_version, lv_adjust_loop_entry_edge): Move here.
445 * cfgrtl.c (cfgloop.h): Include.
446 (rtl_verify_flow_info_1): Fix.
447 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
448 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
450 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
451 tree_lv_add_condition_to_bb): New.
452 (tree_cfg_hooks): Add new hooks to initialization.
453 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
454 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
456 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
458 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
459 xstormy16_below100_or_register,
460 xstormy16_splittable_below100_or_register, and
461 nonimmediate_nonstack_operand.
463 * config/stormy16/stormy16-protos.h: Remove the prototypes for
464 xstormy16_ineqsi_operator, equality_operator,
465 inequality_operator, shift_operator,
466 xstormy16_below100_operand, xstormy16_below100_or_register,
467 xstormy16_splittable_below100_or_register,
468 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
469 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
470 equality_operator, inequality_operator,
471 xstormy16_below100_operand, xstormy16_below100_or_register,
472 xstormy16_splittable_below100_or_register,
473 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
474 nonimmediate_nonstack_operand, shift_operator): Move to
476 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
477 * config/stormy16/stormy16.md: Include predicates.md.
478 * config/stormy16/predicates.md: New.
480 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
482 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
483 small_int, large_int, reg_or_0_operand, simple_memory_operand,
484 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
485 move_operand, power_of_2_operand): Move to predicates.md.
486 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
487 PREDICATE_CODE): Remove.
488 * config/iq2000/iq2000.md: Include predicates.md.
489 * config/iq2000/predicates.md: New.
491 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
493 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
494 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
495 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
496 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
497 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
498 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
499 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
500 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
501 (TARGET_M68HC11): Delete.
502 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
503 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
504 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
505 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
506 (nb_soft_regs): Delete.
507 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
508 (m68hc11_override_options): Remove the code that caters for MASK_M6811
509 and MASK_M6812 being set simultaneously. Change the code that sets
510 the default m68hc11_soft_reg_count to use integers instead of strings.
511 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
512 m68hc11_soft_reg_count (which now has an int type) as the number
514 * config/m68hc11/m68hc11.opt: New file.
516 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
518 * config/fr30/fr30.h (PREDICATE_CODES): Remove
519 fp_displacement_operand, sp_displacement_operand.
521 * config/m68hc11/m68hc11-protos.h: Add a prototype for
523 Remove the prototypes for tst_operand, cmp_operand,
524 stack_register_operand, d_register_operand,
525 hard_addr_reg_operand, splitable_operand,
526 m68hc11_logical_operator, m68hc11_arith_operator,
527 m68hc11_non_shift_operator, m68hc11_shift_operator,
528 m68hc11_unary_operator, m68hc11_eq_compare_operator,
529 non_push_operand, hard_reg_operand, and
530 reg_or_some_mem_operand.
531 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
533 (tst_operand, cmp_operand, non_push_operand,
534 splitable_operand, reg_or_some_mem_operand,
535 stack_register_operand, d_register_operand,
536 hard_addr_reg_operand, hard_reg_operand,
537 m68hc11_eq_compare_operator, m68hc11_logical_operator,
538 m68hc11_arith_operator, m68hc11_non_shift_operator,
539 m68hc11_shift_operator, m68hc11_unary_operator): Move to
541 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
542 * config/m68hc11/m68hc11.md: Include predicates.md.
543 * config/m68hc11/predicates.md: New.
545 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
548 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
549 change checked in along with 2005-03-03's patch for debug/20253.
550 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
551 (remap_decl): Insert type decl in map earlier.
553 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
555 PR tree-optimization/20640
556 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
557 post-dominator if it has phi nodes.
558 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
559 before dead statements.
561 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
564 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
566 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
568 PR rtl-optimization/20290
569 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
570 in every iteration if the entry point is the exit test.
572 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
574 * config/cris/cris.md (attribute "length"): Define.
576 2005-04-02 Geoffrey Keating <geoffk@apple.com>
578 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
579 (word_offset_memref_operand): New.
580 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
581 (indexed_or_indirect_operand): Delete.
582 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
583 (indexed_or_indirect_operand): Delete.
585 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
588 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
591 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
592 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
594 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
596 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
598 2005-04-01 Ian Lance Taylor <ian@airs.com>
600 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
601 (rus, prus): Remove static variables.
602 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
603 (process_command): Permit report_times and use_pipes together.
605 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
607 * c-decl.c (validate_proto_after_old_defn): Look at
608 TYPE_MAIN_VARIANT of argument types.
610 2005-04-01 Paul Brook <paul@codesourcery.com>
612 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
613 (arm_output_function_epilogue): Allow call_via_SP.
614 (thumb_call_via_reg, arm_file_end): Ditto.
615 * config/arm/arm.h (struct machine_function): Include space for SP.
616 (thumb_call_via_label): Update declaration.
618 2005-04-01 Ian Lance Taylor <ian@airs.com>
620 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
621 doing a peephole optimization, once again put any notes in the
624 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
626 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
628 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
630 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
631 (block_alloc, find_free_reg): Likewise.
632 * loop-doloop.c (doloop_modify): Likewise.
633 * loop-invariant.c (record_use): Likewise.
634 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
635 get_iv_value, canon_condition, eliminate_implied_condition,
636 eliminate_implied_condition, simplify_using_initial_values,
637 shorten_into_mode, canonicalize_iv_subregs,
638 iv_number_of_iterations): Likewise.
639 * loop-unroll.c (expand_var_during_unrolling): Likewise.
640 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
641 unswitch_loop): Likewise.
642 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
643 move_movables, replace_call_address, find_and_verify_loops,
644 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
645 record_giv, final_giv_value, general_induction_var,
646 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
647 loop_giv_dump): Likewise.
649 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
650 GCOV_CHECK_WRITING): Remove.
651 (gcov_position, gcov_rewrite): Use gcc_assert.
652 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
653 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
654 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
657 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
659 * tree-inline.c: Fix a typo.
661 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
663 * configure.ac (enable-checking): Explicitly set all variables for
664 collective switch values. Alphabetize variables. Rename
665 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
667 * doc/install.texi (enable-checking): Update documentation.
668 * configure: Rebuilt.
670 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
672 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
675 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
677 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
678 Also reject cases where this pattern will cause load delay stalls
679 unless optimizing for size and it will produce a shorter sequence.
680 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
681 variants to avoid pre-adjusting the base when possible.
683 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
685 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
686 the frame and argument pointers.
687 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
688 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
689 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
690 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
691 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
692 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
694 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
696 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
697 with entry for selectany attribute.
698 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
700 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
701 (i386_pe_asm_named_section): Handle sections generated by
703 * doc/extend.texi (selectany): Document attribute.
705 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
706 Jan Hubicka <jh@suse.cz>
708 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
709 to fix addresses involving EBP and ESP.
710 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
711 for SUBREGed registers.
712 (legitimate_address_p): Accept SUBREGed registers.
714 2005-04-01 Jakub Jelinek <jakub@redhat.com>
717 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
718 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
721 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
723 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
725 2005-04-01 James E Wilson <wilson@specifixinc.com>
728 * dwarf2out.c (rtl_for_decl_init): New function.
729 (rtl_for_decl_location): Extracted from here.
730 (tree_add_const_value_attribute): Call rtl_for_decl_init and
731 add_const_value_attribute. Delete initializer_constant_valid_p call.
733 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
735 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
736 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
737 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
738 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
739 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
740 config/i386/i386.md, config/rs6000/predicates.md,
741 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
742 config/s390/s390.c, config/stormy16/stormy16.c,
743 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
746 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
749 * gimplify.c (gimplify_expr): Create a temporary for lvalue
750 COND_EXPR and CALL_EXPR.
752 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
755 * genautomata.c (first_cycle_unit_presence): Check all alternative
756 states for unit presence.
758 * doc/md.texi: Remove remark about impossibility to query unit
759 presence in non nondeterministic automaton state.
761 * config/ia64/ia64.c (get_template): Change order of unit querying.
763 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
765 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
768 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
770 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
771 flag for edges outside any loops.
773 2005-03-31 Janis Johnson <janis187@us.ibm.com>
775 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
777 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
779 * tree-ssa-alias.c: Follow spelling conventions.
780 * doc/tree-ssa.texi: Fix a typo.
782 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
784 * postreload-gcse.c: Include target.h.
785 (gcse_after_reload_main): Return early if we cannot modify jumps.
786 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
788 2005-03-31 David Edelsohn <edelsohn@gnu.org>
790 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
791 expensive operations.
793 2005-03-31 Ian Lance Taylor <ian@airs.com>
795 * collect2.c (lderrout): New variable.
796 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
797 if it is set, to stderr.
798 (handler): Unlink lderrout if it is set.
799 (dump_file): Add "to" parameter. Change all callers.
800 (main): Initialize lderrout.
801 (collect_execute): Add errname parameter. Change all callers.
802 Rename redir parameter to outname. Never pass
803 PEX_STDERR_TO_STDOUT to pex_run.
804 * collect2.h (collect_execute, dump_file): Update declarations.
805 * tlink.c (tlink_execute): Add errname parameter. Change all
807 (do_tlink): Check lderrout as well as ldout.
809 2005-03-31 Caroline Tice <ctice@apple.com>
811 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
812 (bb-reorder.o): Add errors.h to list of requirements.
813 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
814 profiledbootstrap flags.
815 * bb-reorder.c (errors.h): Add new include.
816 (struct bbro_basic_block_data_def): Add new field, in_trace.
817 (add_unlikely_executed_notes): Remove function.
818 (mark_bb_for_unlikely_executed_section): Remove function.
819 (insert_section_boundary_note): New function.
820 (verify_hot_cold_block_grouping): New function.
821 (push_to_next_round_p): Remove variables and tests that push all
822 cold blocks to last round.
823 (find_traces): Remove code that added extra round of trace finding
824 when doing partitioning.
825 (find_traces_1_round) : Remove variable last_round; add code to
826 update new struct field, in_trace; correct trace_length where it was
827 incorrect before (after call to copy_bb); change code that pushed all
828 cold blocks to last round. Instead verify that all blocks going into
829 a trace belong in the same partition.
830 (connect_traces): Modify to connect the traces in two passes, if the
831 function contains both hot and cold blocks. The first pass connects
832 all the traces for blocks in the partition that the first block in
833 the function belongs to; the second pass connnects all the traces
834 containing blocks that belong in the other partition.
835 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
836 code that automatically put the first block in a function into the
837 hot partition if the function had any hot blocks.
838 (fix_crossing_unconditional_branches): Check number of succ edges
839 before attempting to get one.
840 (fix_edges_for_rarely_executed_code): Update comment describing
842 (reorder_basic_blocks): Add code to initialize new field (in_trace);
843 remove call to add_unlikely_executed_notes; add call to
844 verify_hot_cold_block_grouping.
845 (duplicate_computed_gotos): Don't change computed goto if it's a
847 (partition_hot_cold_basic_blocks): Update function comment.
848 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
850 (try_forward_edges): Likewise.
851 (merge_blocks_move_predecessor_nojumps): Likewise.
852 (merge_blocks_move_successor_nojumps): Likewise.
853 (merge_blocks_move): Likewise.
854 (try_crossjump_bb): Likewise.
855 * cfglayout.c (update_unlikely_executed_notes): Remove function.
856 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
857 notes to cold bb's; remove call to update_unlikely_executed_notes.
858 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
859 NOTE_INSN_SWITCH_TEXT_SECTIONS.
860 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
861 function declaration.
862 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
864 (rtl_can_merge_blocks): Remove redundancy from condition.
865 (try_redirect_by_replacing_jump): Likewise.
866 (force_nonfallthru_and_redirect): Remove code for adding
867 UNLIKELY_EXECUTED_CODE notes to cold bb's.
868 (commit_one_edge_insertion): Likewise.
869 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
870 * dbxout.c (FORCE_TEXT): Replace function_section with
871 current_function_section.
872 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
873 function, switch_text_section.
874 (struct xcoff_debug): Likewise.
875 (dbxout_function_end): Add code to put out label diffs for both
876 hot and cold sections.
877 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
878 for new debug_hooks funciton, switch_text_section..
879 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
881 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
882 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
883 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
884 dw_fde_switched_sections.
885 (output_call_frame_info): Add test to see if function switches text
886 sections in the middle; if so, use appropriate extra hot and cold
887 section labels to compute size deltas for the hot and cold sections.
888 (dwarf2out_begin_prologue): Add code to initialize new fields in
890 (dwarf2out_switch_text_section): New function (invoked through
891 debug_hook); updates new fields in dw_fde_struct appropriately and
892 increments separate_line_info_table_in_use.
893 (dwarf2_debug_hooks): Initialize switch_text_section function to be
894 dwarf2out_switch_text_section.
895 (struct var_loc_node): Add new field, section_label.
896 (output_aranges): Add code to check whether in hot or cold section and
897 use the appropriate label in calculating deltas.
898 (output_ranges): Likewise.
899 (output_line_info): Add code to check which section we're in and
900 use appropriate hot/cold label.
901 (add_location_or_constant_value_attribute): Likewise.
902 (gen_subprogam_die): Modify arange attributes to use correct labels.
903 (dwarf2out_begin_block): Change call to function_section into call to
904 current_function_section.
905 (dwarf2out_end_block): Likewise.
906 (dwarf2out_source_line): Likewise.
907 (dwarf2out_var_location): Add code to check whether in hot or cold
908 section and use the appropriate label.
909 * except.c (output_function_exception_table): Change call to
910 function_section into call to current_function_section.
911 * final.c (profile_function): Likewise.
912 (scan_ahead_for_unlikely_executed_note): Remove function.
913 (final_scan_insn): Remove calls to
914 scan_ahead_for_unlikely_executed_note, and related code for switching
915 to cold section, except for the single time
916 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
917 debug_hooks->switch_text_sections; replace appropriate calls to
918 function_section with calls to current_function_section.
919 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
920 test_bb to condition.
921 (find_if_case_2): Likewise.
922 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
923 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
924 * opts.c (decode_options): Change warning about hot/cold partitioning
925 with exceptionss to inform (so as not to cause bootstrap failures);
926 remove warning about partitioning with DWARF debug info.
927 * output.h (current_function_section): Add new function decl.
928 (insert_section_boundary_note): Likewise.
929 (enum in_section): Move this declaration here from varasm.c.
930 (unlikely_section_label): Likewise.
931 (unlikely_text_section_name): Likewise.
932 (last_text_section_name): New global variable.
933 (last_text_section): Likewise.
934 (hot_section_label): Likewise.
935 (hot_section_end_label): Likewise.
936 (cold_section_end_label): Likewise.
937 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
938 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
939 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
940 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
941 insn from consideration.
942 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
944 * varasm.c (basic-block.h): Add new include.
945 (unlikely_section_label_printed): Remove global variable.
946 (unlikely_section_label): Make global variable not be static any more.
947 (unlikely_text_section_name): Likewise.
948 (hot_section_end_label): New global variable (not static)
949 (first_function_block_is_cold): Likewise.
950 (hot_section_label): Likewise.
951 (cold_section_end_label): Likewise..
952 (last_text_section): New global variable, not static.
953 (last_text_section_name): New global variable, not static.
954 (initialize_cold_section_name): New function.
955 (enum in_section): Move declaration to output.h.
956 (text_section): Update last_text_section.
957 (unlikely_text_section): Replace code to determine cold section name
958 with call to initialize_cold_section_name; Add code to update
959 last_text_section; remove code for printing out label.
960 (named_section_real): Add code to update last_text_section and
961 last_text_section_name as appropriate.
962 (function_section): Change test for 'unlikely' to depend on
963 first_function_block_is_cold (moved old test to
964 current_function_section).
965 (current_function_section): New function.
966 (assemble_start_function): Move code that frees
967 unlikely_text_section_name; initialize hot_section_end_label;
968 print hot and cold section labels at the start of the function;
969 set first_function_block_is_cold, if appropriate; initialize l
970 ast_text_section; add call to insert_section_boundary_note.
971 (assemble_end_function): Add code to write out hot and cold section
973 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
975 * config/darwin.c (machopic_select_section): Replace incorrect
976 function in base_funs; update reloc for cold sections if necessary.
977 * config/darwin.h (SECTION_FUNCTION): Add code to update
978 last_text_section if appropriate.
979 (text_unlikely_section): Remove.
980 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
981 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
982 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
983 partitioning for this architecture.
985 2005-03-31 Olivier Hainque <hainque@adacore.com>
987 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
988 defined and non-zero.
990 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
993 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
996 2005-03-31 Alan Modra <amodra@bigpond.net.au>
999 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
1000 label operand. Remove (use (unspec..)). Don't emit a label on
1002 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
1003 generate inline label for load_toc_v4_PIC_1b.
1004 (rs6000_emit_load_toc_table): Likewise.
1006 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1008 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
1009 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
1011 2005-03-29 Devang Patel <dpatel@apple.com>
1013 * tree-sra.c (decide_block_copy): Disable scalarization of
1016 2005-03-30 Stuart Hastings <stuart@apple.com>
1017 Dale Johannesen <dalej@apple.com>
1019 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
1020 * print-tree.c (print_node): Add case STATEMENT_LIST.
1022 2005-03-31 Alan Modra <amodra@bigpond.net.au>
1024 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
1025 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
1026 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
1027 is given with "powerpc64*" or "all", or when --with-cpu chooses
1030 2005-03-30 James E. Wilson <wilson@specifixinc.com>
1033 * dwarf2out.c (add_high_low_attributes): New function, extracted from
1034 gen_lexical_block_die.
1035 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
1037 2005-03-31 Jan Hubicka <jh@suse.cz>
1039 2004-11-02 Jan Hubicka <jh@suse.cz>
1041 * cgraph.c (cgraph_varpool_node_name): New function.
1042 (dump_cgraph_varpool_node): New function.
1043 (dump_varpool): New function.
1044 * cgraphunit.c (cgraph_optimize): Dump varpool.
1046 2004-10-16 Jan Hubicka <jh@suse.cz>
1048 * cgraph.c (decide_is_variable_needed): New function.
1049 (cgraph_varpool_finalize_decl): Use it.
1050 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
1052 * final.c (output_addr_const): Do not call mark_referenced.
1053 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
1054 always go via cgraph.
1055 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
1056 (check_global_declarations): Ifdef out code clearing DECL_RTL.
1057 * tree-optimize.c (execute_inline): Mark functions called.
1058 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
1060 2004-10-11 Jan Hubicka <jh@suse.cz>
1062 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
1063 (cgraph_varpool_last_needed_node): New static variable.
1064 (enqueue_needed_varpool_node): Break out from ...; add items to the
1065 end of queue; update first pointers.
1066 (cgraph_varpool_mark_needed_node): ... here.
1067 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
1068 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
1069 * cgraph.h (cgraph_varpool_node): Add analyzed field.
1070 (cgraph_varpool_first_unanalyzed_node): Declare.
1071 * cgraphunit.c: Include output.h.
1072 (cgraph_varpool_analyze_pending_decls): New function.
1073 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
1074 for errors, analyze pending decls.
1075 (cgraph_finalize_compilation_unit): Only analyze decls.
1076 (cgraph_optimize): Assemble the decls after expanding.
1078 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
1080 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
1081 subvars get marked properly in tags for grouping.
1082 (add_pointed_to_var): Mark only actual pointed to
1083 variables/subvars in addresses needed.
1084 (create_overlap_variables_for): Clear call clobbered on original
1086 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
1087 addresable vars with subvars into list.
1088 * tree-ssa.c (verify_ssa_name): Verify original is not used where
1091 2005-03-30 Richard Henderson <rth@redhat.com>
1093 * cgraph.h (struct cgraph_node): Add alias.
1094 * varasm.c (assemble_alias): Set it.
1095 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
1096 avoid calling cgraph_expand_function.
1098 2005-03-30 Tom Tromey <tromey@redhat.com>
1100 * tree.def (FILE_TYPE): Removed.
1101 * typeclass.h (enum type_class): Removed file_type_class.
1102 * dwarf2out.c (is_base_type): Updated.
1103 (gen_type_die): Likewise.
1104 * dbxout.c (dbxout_type): Updated.
1105 * builtins.c (type_to_class): Updated.
1106 * tree.c (type_contains_placeholder_1): Updated.
1107 * config/sparc/sparc.c (sparc_type_code): Updated.
1108 * config/ia64/ia64.c (hfa_element_mode): Updated.
1109 * expr.c (count_type_elements): Updated.
1110 * stor-layout.c (layout_type): Updated.
1111 * tree-inline.c (remap_type): Updated.
1112 * tree-pretty-print.c (dump_generic_node): Updated.
1114 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
1116 * builtins.c (expand_builtin_powi): Fix mode of
1117 2nd argument to match int.
1118 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
1119 2nd argument type to int.
1120 * libgcc2.c: Change prototype of __powi* functions to use
1123 2005-03-30 Dale Johannesen <dalej@apple.com>
1126 * calls.c (expand_call): Flush pending deferrals before
1129 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1133 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
1134 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
1135 c_label_context, label_context_stack): New.
1136 * c-decl.c (define_label): Check for jumps into statement
1137 expressions. Add label to list of defined labels.
1138 (start_function): Push context on label_context_stack.
1139 (finish_function): Pop context from label_context_stack.
1140 * c-typeck.c (label_context_stack): New.
1141 (c_finish_goto_label): Check for jumps into statement
1142 expressions. Add label to list of jumped to labels.
1143 (struct c_switch): Add blocked_stmt_expr.
1144 (c_start_case): Initialize it.
1145 (do_case): Check it.
1146 (c_finish_case): Verify !blocked_stmt_expr.
1147 (c_begin_stmt_expr): Push context on label_context_stack.
1148 Increment blocked_stmt_expr. Mark labels jumped to from outside
1150 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
1151 defined in the statement expression and no longer jumpable to.
1152 Mark labels jumped to from just outside the statement expression
1153 as again definable. Pop context from label_context_stack.
1154 * doc/extend.texi (Statement Exprs): Update.
1156 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1159 * c-decl.c (start_function): Check for old_decl being
1162 2005-03-30 Ian Lance Taylor <ian@airs.com>
1164 * final.c (final): Remove prescan parameter. Change all callers.
1165 (final_scan_insn): Remove prescan parameter. Change all callers.
1167 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
1169 * tree-vectorizer.c: Fix comment typos.
1171 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
1173 * tree-scalar-evolution.c (instantiate_parameters_1): Return
1174 as soon as a chrec_dont_know is detected.
1176 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
1178 Merge from csl-arm-branch.
1179 2004-02-12 Mark Mitchell <mark@codesourcery.com>
1181 * tlink.c (recompile_files): Do not assume that "rename" can
1182 overwrite an existing file.
1184 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
1186 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
1187 * gcc/configure: Regenerate.
1189 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1191 * doc/install.texi: Update binutils requirement for powerpc*-linux.
1193 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
1195 * calls.c (struct arg_data): Update "partial" comment.
1196 (load_register_parameters): Update "nregs" comment.
1198 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1200 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
1201 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
1202 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
1203 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
1204 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
1205 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
1206 than target_flags & 0.
1207 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
1208 (iq2000_arch, iq2000_parse_cpu): Delete.
1209 (TARGET_HANDLE_OPTION): Override default.
1210 (iq2000_handle_option): New function.
1211 (override_options): Remove -march= and -mcpu= handling.
1212 * config/iq2000/iq2000.opt: New file.
1214 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1216 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
1217 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
1218 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
1219 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
1220 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
1221 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
1222 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
1223 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
1224 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
1225 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
1226 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
1227 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
1228 (c4x_rpts_cycles_string, c4x_cpu_version_string)
1229 (TARGET_OPTIONS): Delete.
1230 (c4x_rpts_cycles, c4x_cpu_version): Declare.
1231 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
1232 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
1233 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
1234 (c4x_cpu_version_string): Delete.
1235 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1236 (c4x_handle_option): New function. Map -m3x and -m4x options to the
1237 equivalent -mcpu= option.
1238 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
1239 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
1240 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
1241 or clearing the appropriate MASK_* bit.
1242 (c4x_file_start): Use c4x_cpu_version.
1243 * config/c4x/c4x.opt: New file.
1245 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1247 * doc/options.texi: Document the new MaskExists flag.
1248 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
1249 if the option has the MaskExists flag.
1251 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1253 * opt-functions.awk (flag_set_p, test_flag): New functions.
1254 (switch_flags): Use them.
1255 * opth-gen.awk: Use flag_set_p to check for flags.
1256 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
1258 2005-03-30 Ian Lance Taylor <ian@airs.com>
1260 * config.host (i[34567]86-*-mingw32*): Don't set
1261 host_can_use_collect2 to no.
1263 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1266 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
1267 Remove convert_memory_address call duplicating that in memory_address.
1269 2005-03-29 Richard Henderson <rth@redhat.com>
1272 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
1273 (build_compound_literal): Likewise. Propagate decl type into the
1275 (finish_decl): Likewise. Use new return value from complete_array_type
1276 for zero sized arrays.
1277 (complete_array_type): Move ...
1278 * c-common.c (complete_array_type): ... here. Change first argument
1279 to pointer-to-type-node. Consistently use sizetype for the index
1280 except for zero sized arrays. Detect zero sized arrays for pedantic
1281 mode diagnostics. Create a new type node instead of modifying the
1283 * c-tree.h (complete_array_type): Move decl ...
1284 * c-common.h (complete_array_type): ... here.
1286 2005-03-29 Richard Henderson <rth@redhat.com>
1289 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
1291 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
1293 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
1294 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
1295 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
1296 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
1298 2005-03-29 Eric Christopher <echristo@redhat.com>
1300 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
1301 truthvalue conversion removal.
1303 2005-03-29 Ian Lance Taylor <ian@airs.com>
1306 * collect2.c: Never include <vfork.h>.
1307 (VFORK_STRING, vfork): Don't define.
1308 (pid): Remove global variable.
1309 (handler): Call raise instead of kill (getpid(), ...).
1310 (collect_wait): Add pex parameter. Change all callers. Use
1311 pex_get_status rather than pwait.
1312 (do_wait): Add pex parameter. Change all callers.
1313 (collect_execute): Return struct pex_obj * rather than void. Use
1314 pex routines rather than pexecute.
1315 (fork_execute): Get pex_obj from collect_execute, and pass it to
1317 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
1318 Only declare quit_handler if SIGQUIT is defined.
1319 (scan_libraries): Likewise.
1320 * collect2.h (collect_execute): Update declaration.
1321 (collect_wait): Update declaration.
1322 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
1323 pass it to collect_wait.
1325 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
1328 * c-parser.c (c_parser_compound_statement_nostart): Give error
1329 message for EOF instead of just setting parser->error.
1331 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
1333 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
1334 (slpeel_update_phi_nodes_for_guard1): New function.
1335 (slpeel_update_phi_nodes_for_guard2): New function.
1336 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
1337 of slpeel_update_phi_nodes_for_guard.
1338 (vectorize_loops): Remove call to loop_closed_rewrite.
1339 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
1342 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
1344 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
1345 (TARGET_LITTLE_ENDIAN): New macro.
1346 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
1347 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
1348 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
1349 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
1350 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
1351 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
1352 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
1353 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
1354 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
1355 (TARGET_OPTIONS): Delete.
1356 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
1357 (CACHE_FLUSH_TRAP): Turn into an integer.
1358 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
1359 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
1360 -mflush-trap is in use.
1361 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
1362 (m32r_cache_flush_trap_string): Delete.
1363 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
1364 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
1365 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
1366 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1367 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
1368 -mmodel= and -msdata= handling from...
1369 (m32r_init): ...here.
1370 * config/m32r/m32r.opt: New file.
1372 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
1374 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
1375 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
1376 * tree-vect-analyze.c (vect_object_analysis): additional parm
1377 pass back a "struct ptr_info_def *" with the points-to info.
1378 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
1379 statement using info returned from vect_object_analysis.
1380 * tree-vect-transform.c (update_vuses_to_preheader): New function.
1381 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
1382 for virtual uses and defs when creating a replacement vector
1383 reference. Call duplicate_ssa_name_ptr_info to define points-to
1384 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
1385 (vectorizable_store): copy_virtual_operands and update
1386 definition statements.
1387 (vectorizable_load): copy_virtual_operands. Remove call to
1388 mark_call_clobbered_vars_to_rename for call to "const" builtin.
1389 * tree-vectorizer.c (vectorize_loops): Remove calls to
1390 rewrite_into_ssa and bitmap_clear (vars_to_rename).
1391 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
1392 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
1393 define macro STMT_VINFO_PTR_INFO for use in accessing.
1394 * tree.h add export of duplicate_ssa_name_ptr_info.
1395 * rs6000.c (altivec_init_builtins): Declare builtin function
1396 __builtin_altivec_mask_for_load to be "const".
1398 2005-03-29 Jakub Jelinek <jakub@redhat.com>
1401 * cgraph.h (struct cgraph_varpool_node): Add alias field.
1402 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
1403 assemble_variable on aliases.
1404 * varasm.c (assemble_alias): Set node->alias.
1405 * toplev.c (wrapup_global_declarations): Don't call
1406 rest_of_decl_compilation on aliases again.
1408 2005-03-29 Paul Brook <paul@codesourcery.com>
1410 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
1411 * config/arm/arm.c (arm_dbx_register_number): New function.
1412 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
1414 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
1417 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
1418 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
1420 2005-03-29 Dale Johannesen <dalej@apple.com>
1422 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
1423 $(TREE_H) and $(COVERAGE_H).
1424 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
1425 * opts.c (common_handle_option): Enable tree-based value transforms.
1426 * toplev.c (process_options): Ditto.
1427 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
1428 refers to references to this type.
1429 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
1430 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
1431 for may_be_more, may_be_less.
1432 (rtl_gen_pow2_profiler): Adjust.
1433 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
1434 (rtl_gen_one_value_profiler): Adjust.
1435 (rtl_gen_const_delta_profiler): Adjust.
1436 * tree-profile.c (tree_gen_interval_profiler): Implement.
1437 (tree_gen_pow2_profiler): Ditto.
1438 (tree_gen_one_value_profiler): Ditto.
1439 (tree_profiling): New.
1440 (pass_tree_profile): Reference it.
1441 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
1443 (insn_divmod_values_to_profile): Rename to
1444 rtl_divmod_values_to_profile. Adjust.
1445 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
1446 (insn_prefetch_values_to_profile): Adjust.
1447 (rtl_value_profile_transformations): Adjust.
1448 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
1449 (gen_mod_pow2): Rename to rtl_mod_pow2.
1450 (gen_mod_subtract): Rename to rtl_mod_subtract.
1451 (divmod_fixed_value_transform): Rename to
1452 rtl_divmod_fixed_value_transform.
1453 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
1454 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
1455 (rtl_find_values_to_profile): Adjust.
1456 (tree_value_profile_transformations): Implement.
1457 (tree_divmod_values_to_profile): New.
1458 (tree_values_to_profile): New.
1459 (tree_divmod_fixed_value): New.
1460 (tree_mod_pow2): New.
1461 (tree_mod_subtract): New.
1462 (tree_divmod_fixed_value_transform): New.
1463 (tree_mod_pow2_value_transform): New.
1464 (tree_mod_subtract_transform): New.
1465 (tree_find_values_to_profile): Implement.
1466 * profile.c (instrument_values): Free histograms.
1467 (compute_value_histograms): Adjust. Implement tree version.
1469 2005-03-29 Uros Bizjak <uros@kss-loka.si>
1471 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
1472 * config/i386/i386.c (output_fix_trunc): Add new round_mode
1473 variable. Output "fldcw" depending on round_mode.
1474 * config/i386/i386.md (UNSPEC_FIST): New.
1475 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
1476 New isns patterns to implement lrint and llrint built-ins as x87
1478 (fistdi2, fist<mode>2 splitters): New splitters.
1479 (lrint<mode>2): New expanders.
1481 2005-03-28 Ian Lance Taylor <ian@airs.com>
1483 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
1484 0 when calling final_scan_insn.
1486 2005-03-28 Jan Hubicka <jh@suse.cz>
1489 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
1492 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
1493 types where possible.
1495 2005-03-26 Per Bothner <per@bothner.com>
1497 Make -f[no-]show-column also control non-cpp diagnostics.
1498 * c.opt (fshow-column): Move option from here ...
1499 * common.opt (fshow-column): ... to here.
1500 * diagnostic.c (diagnostic_build_prefix): Only print column number
1501 if flag_show_column.
1503 2005-03-27 Steven Bosscher <stevenb@suse.de>
1505 * vax-protos.h (vax_output_int_move, vax_output_int_add,
1506 vax_output_conditional_branch): New prototypes.
1507 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
1508 extracted from vax.md mov and add patterns.
1509 (vax_output_conditional_branch): New function to output conditional
1510 branch instructions.
1511 * vax.md: Use mode macros for arithmetic and mov patterns.
1512 Use code macros for the jump patterns.
1514 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1516 * Makefile.in (libbackend.o): Depend on version files;
1517 add custom generation command.
1519 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1522 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
1523 sure that we have a REG before getting its REGNO.
1525 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1527 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
1528 * builtins.def (BUILT_IN_STRNDUP): New.
1530 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
1532 PR tree-optimization/20470
1533 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
1536 2005-03-25 Mike Stump <mrs@apple.com>
1538 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
1541 2005-03-25 Geoffrey Keating <geoffk@apple.com>
1543 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
1544 Use our own structure definitions.
1546 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
1547 (fix_truncdfsi2): Allow registers or memory as destination.
1548 When TARGET_PPC_GFXOPT, generate simplified pattern.
1549 (fix_truncdfsi2_internal): Use define_insn_and_split.
1550 (fix_truncdfsi2_internal_gfxopt): New.
1551 (fctiwz): Don't confuse register allocation by giving it no choices.
1553 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
1554 (EXTRA_MEMORY_CONSTRAINT): Likewise.
1555 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
1556 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
1558 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1560 * dominance.c (free_dominance_info): Speed up by freeing et
1561 data structures without maintaining other nodes.
1562 * et-forest.c (et_free_tree_force): New.
1563 * et-forest.h: Add a prototype for et_free_tree_force.
1565 * tree.c (get_set_constructor_bits,
1566 get_set_constructor_bytes): Remove.
1567 * tree.h: Remove the corresponding prototypes.
1569 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
1572 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
1573 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
1574 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
1575 PRE_DEC, NEG and NOT.
1577 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1579 * fold-const.c: Convert uses of fold (build (...)) to
1582 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
1584 PR rtl-optimization/20249
1585 * cse.c (insert_regs): Do not record equivalence of registers in
1588 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
1590 * emit-rtl.c (reverse_comparison): Remove.
1591 * rtl.h: Remove the corresponding prototype.
1593 2005-03-24 James E Wilson <wilson@specifixinc.com>
1595 * doc/install.texi (--enable-altivec): Delete docs.
1597 2005-03-24 David Edelsohn <edelsohn@gnu.org>
1599 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
1600 SFmode and DFmode before reload when
1601 flag_unsafe_math_optimizations not enabled.
1603 2005-03-24 Geoffrey Keating <geoffk@apple.com>
1605 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
1607 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
1608 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
1610 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
1612 * configure.ac (enable-checking): Add 'runtime' option.
1613 * doc/install.texi (enable-checking): Document 'runtime' checking.
1614 * tsystem.h (gcc_assert, gcc_unreachable): Define.
1615 * config.in: Regenerated.
1616 * configure: Regenerated.
1618 2005-03-23 Uros Bizjak <uros@kss-loka.si>
1620 * optabs.h (enum optab_index): Remove OTI_llrint.
1621 (llrint_optab): Remove macro.
1622 * optabs.c (init_optabs): Remove llrint_optab initialization.
1623 * genopinit.c (optabs): Remove llrint_optab implementation.
1624 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
1627 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
1629 PR rtl-optimization/20532
1630 * simplify-rtx.c (simplify_binary_operation_1): Protect from
1631 overflow when adding coefficients for PLUS or MINUS.
1632 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
1635 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1637 * langhooks.h (truthvalue_conversion): Remove.
1638 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
1639 LANG_HOOKS_TRUTHVALUE_CONVERSION.
1640 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
1641 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
1642 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
1644 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
1646 * params.def: Fix a typo.
1647 * config/mips/mips.c: Follow the spelling convensions.
1648 * doc/invoke.texi: Fix typos.
1650 2005-03-18 Dale Johannese <dalej@apple.com>
1652 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
1654 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
1656 Fix PR tree-optimization/20601
1658 * tree-ssa-pre.c (insert_aux): Add missing condition to
1661 2005-03-23 Ian Lance Taylor <ian@airs.com>
1663 * final.c (final_scan_insn): Don't remove no-op instructions.
1664 * reload1.c (reload): Remove simple no-op instructions even when
1667 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
1669 PR tree-optimization/20501
1670 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
1671 reporting that peeling for alignment is applied moved to...
1672 * (vect_analyze_data_refs_alignment): Here.
1674 2005-03-23 Ian Lance Taylor <ian@airs.com>
1676 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
1678 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1680 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
1681 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
1683 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
1685 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
1686 imply that this is called once, independent of asms in code.
1687 Adjust to now being pased output and input lists. Mention helper
1688 function decl_overlaps_hard_reg_set_p.
1689 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
1690 hook_tree_tree_identity and to take three trees, returning third.
1691 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
1693 * stmt.c: include hard-reg-set.h before tree.h.
1694 (decl_overlaps_hard_reg_set_p): New function, broken out from...
1695 (decl_conflicts_with_clobbers_p): Call
1696 decl_overlaps_hard_reg_set_p.
1697 (expand_asm_operands): Pass output and input lists in call to
1698 targetm.md_asm_clobbers.
1699 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
1700 hook_tree_tree_tree_tree_3rd_identity.
1701 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
1703 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
1704 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
1705 parameters, first two unused.
1706 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
1707 parameters. Only add MOF to clobbers if there's no 'h' mentioned
1708 in constraint letters and MOF is not mentioned as a asm-declared
1709 register in neither of the input and output lists.
1711 2005-03-23 DJ Delorie <dj@redhat.com>
1713 * optabs.c (expand_binop): Make sure the first subword's result
1716 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1718 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
1719 Call c_common_truthvalue_conversion rather than
1720 lang_hooks.truthvalue_conversion.
1721 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
1722 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
1724 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
1725 c_common_truthvalue_conversion.
1726 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
1727 c_parser_conditional_expression, c_parser_binary_expression): Call
1728 c_objc_common_truthvalue_conversion.
1729 * c-typeck.c (build_unary_op): Call
1730 c_objc_common_truthvalue_conversion.
1731 (build_conditional_expr): Do not call
1732 lang_hooks.truthvalue_conversion.
1733 (build_binary_op): Call c_common_truthvalue_conversion.
1734 (c_objc_common_truthvalue_conversion): Moved from
1735 c-objc-common.c. Call default_function_array_conversion instead
1736 of default_conversion.
1738 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1740 * c-common.h (default_conversion): Remove.
1741 (perform_integral_promotions): Add.
1742 * c-tree.h (default_conversion): Add.
1743 * c-typeck.c (perform_integral_promotions): New, split out from
1745 * c-common.c (check_case_value): Use perform_integral_promotions,
1746 not default_conversion.
1747 (c_add_case_label): Don't continue processing case label after
1748 found to be pointer.
1750 2005-03-23 Mark Mitchell <mark@codesourcery.com>
1752 * gcc.c (do_spec_1): Do not add a -L path for a directory in
1753 the prefix list if we have already added a multilib directory
1755 (main): Do not add MD_EXEC_PREFIX to the list of directories to
1758 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1760 * reload1.c (indirect_symref_ok, reload_obstack): Make them
1762 * reload.h: Remove the prototype for indirect_symref_ok.
1764 * reload1.c (indirect_symref_ok): Make it global.
1765 * reload.h: Add a prototype for indirect_symref_ok.
1767 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
1769 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
1772 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1774 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
1776 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
1778 * c-opts.c (c_common_parse_file): Only start/end main source file
1779 if debug hooks says the writer wants it.
1780 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
1782 (xcoff_debug_hooks): Ditto.
1783 * debug.c (do_nothing_hooks): Ditto.
1784 * debug.h (gcc_debug_hooks): Ditto.
1785 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
1786 * sdbout.c (sdb_debug_hooks): Ditto.
1787 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
1789 2005-03-22 Mark Mitchell <mark@codesourcery.com>
1791 * doc/extend.texi: Deprecate C++ min/max operators.
1793 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
1795 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
1796 artificial original candidates.
1798 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
1799 Jan Hubicka <jh@suse.cz>
1800 Steven Bosscher <stevenb@suse.de>
1802 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
1803 call cost based on argument sizes.
1804 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
1806 * params.def: (max-inline-inssn-single): Set to 450.
1807 (max-inline-insns-auto): Set to 90.
1808 (max-inline-insns-recursive): Set to 450
1809 (max-inline-insns-recursive-auto): Set to 450.
1810 (large-function-insns): Set to 2700.
1811 (inline-call-cost): New parameter.
1812 * tree-inline.c (estimate_move_cost): New function.
1813 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
1814 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
1816 * tree-inline.h (estimate_move_cost): Declare.
1817 * invoke.texi: (max-inline-inssn-single): Change default to 450.
1818 (max-inline-insns-auto): Change default to 90.
1819 (max-inline-insns-recursive): Change default to 450
1820 (max-inline-insns-recursive-auto): Change default to 450.
1821 (large-function-insns): Change default to 2700.
1822 (inline-call-cost): Document new parameter.
1824 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1826 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
1827 (TARGET_DEFAULT): Delete.
1828 * config/i860/i860.opt: New file.
1830 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1832 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
1833 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1834 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1835 (frv_sched_lookahead): Delete.
1836 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
1837 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
1838 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
1839 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
1840 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
1841 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
1842 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
1843 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
1844 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
1845 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
1846 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
1847 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
1848 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
1849 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
1850 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
1851 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
1852 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
1853 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
1854 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
1855 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
1856 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
1857 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
1858 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
1859 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1860 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1861 (frv_sched_lookahead): Delete.
1862 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
1863 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1864 (frv_handle_option): New function. Move -mcpu= handling from...
1865 (frv_override_options): ...here. Remove handling of other
1867 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
1868 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
1869 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
1870 and TARGET_NO_MULTI_CE.
1871 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
1872 !TARGET_VLIW_BRANCH.
1873 * config/frv/frv.opt: New file.
1875 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1877 * fold-const.c (fold_ternary): Take decomposed arguments of
1879 (fold): Update a call to fold_ternary.
1881 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
1882 * tree.h: Add corresponding prototypes.
1884 2005-03-22 Jakub Jelinek <jakub@redhat.com>
1887 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
1888 between jump table and its label.
1889 * final.c (shorten_branches): Handle notes in between ADDR_VEC
1890 resp. ADDR_DIFF_VEC and the label preceeding it.
1891 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
1892 is emitted in the right section.
1894 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1896 * fold-const.c (fold_unary, fold_binary): Update comments
1899 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
1901 PR rtl-optimization/20527
1902 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
1903 REG_INC note, test that the register also isn't mentioned in PRED
1906 2005-03-22 Ben Elliston <bje@au.ibm.com>
1908 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
1911 2005-03-21 Mike Stump <mrs@apple.com>
1913 * varasm.c (default_assemble_visibility): Remove extra ().
1915 2005-03-21 Roger Sayle <roger@eyesopen.com>
1918 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
1919 to determine whether a block can be duplicated, rather than test
1920 whether the block contains noncopyable insns ourselves.
1922 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1924 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
1927 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1929 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
1931 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1933 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
1934 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
1935 * config/fr30/fr30.opt: New file.
1937 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
1939 Fix PR tree-optimization/20542
1941 * tree-flow-inline.h (overlap_subvar): Move to here.
1942 * tree-ssa-operands.c: From here.
1943 * tree-flow.h (overlap_subvar): Declare.
1944 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
1945 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
1946 for variables with subvars.
1948 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
1951 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
1952 * modulo-sched.c (const_iteration_count): Return on NULL
1954 (print_node_sched_params): Return on NULL dump_file.
1955 (generate_reg_moves): Handle reg-anti dependencies and disregard
1956 closing branch when generating register moves.
1957 (sms_schedule): Mark the SMSed block dirty.
1958 * passes.c (rest_of_handle_sms): Call update_life_info for all
1960 * testsuite/gcc.dg/20050321-1.c: New test.
1962 2005-03-21 Bob Wilson <bob.wilson@acm.org>
1964 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
1965 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
1966 movqi_internal): Likewise.
1968 2005-03-21 Bob Wilson <bob.wilson@acm.org>
1970 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
1971 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
1972 xtensa_b4const): Delete prototypes.
1973 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
1974 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
1975 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
1976 xtensa_extra_constraint): New prototypes.
1977 (add_operand, arith_operand, nonimmed_operand, mem_operand,
1978 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
1979 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
1980 move_operand, const_float_1_operand, fpmem_offset_operand,
1981 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
1982 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
1983 (xtensa_b4const_or_zero): ...this. Change return type to bool and
1984 argument type to HOST_WIDE_INT.
1985 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
1986 xtensa_mask_immediate): Likewise.
1987 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
1988 Likewise. Also make these functions static.
1989 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
1990 (xtensa_const_ok_for_letter_p): New.
1991 (add_operand, arith_operand, nonimmed_operand, mem_operand,
1992 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
1993 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
1994 move_operand, const_float_1_operand, fpmem_offset_operand,
1995 branch_operator, ubranch_operator, boolean_operator): Move to
1997 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
1998 (xtensa_mem_offset): Change return type to bool.
1999 (xtensa_extra_constraint): New.
2000 (gen_int_relational): Update type of const_range_p function pointer.
2001 Use xtensa_b4const_or_zero.
2002 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
2003 xtensa_const_ok_for_letter_p. Update comments.
2004 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
2005 (PREDICATE_CODES): Delete.
2006 * config/xtensa/xtensa.md: Include predicates.md.
2007 * config/xtensa/predicates.md: New file.
2009 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2011 * config/v850/v850-protos.h: Remove the prototypes for
2012 reg_or_int9_operand, reg_or_const_operand,
2013 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
2014 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
2015 movsi_source_operand, power_of_two_operand,
2016 not_power_of_two_operand, special_symbolref_operand,
2017 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
2018 register_is_ok_for_epilogue.
2019 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
2020 reg_or_int9_operand, reg_or_const_operand,
2021 call_address_operand, special_symbolref_operand,
2022 movsi_source_operand, power_of_two_operand,
2023 not_power_of_two_operand, register_is_ok_for_epilogue,
2024 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
2025 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
2027 * config/v850/v850.h (PREDICATE_CODES): Remove.
2028 * config/v850/v850.md: Include predicates.md.
2029 * config/v850/predicates.md: New.
2031 2005-03-21 Zack Weinberg <zack@codesourcery.com>
2033 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
2034 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
2035 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
2036 (itoolsdir, itoolsdatadir): Move definition above new first use.
2037 (install-itoolsdirs): New rule.
2038 (install-mkheaders): Depend on install-itoolsdirs, not
2039 install-include-dir.
2041 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2043 * tree-into-ssa.c: Remove obsolete comments.
2045 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
2047 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
2048 unrolling if -fpeel-loops is specified, too.
2049 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2050 Remove superfluous check for flag_unroll_loops.
2052 2005-03-21 Uros Bizjak <uros@kss-loka.si>
2054 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
2055 (lrint_optab, llrint_optab): Define corresponding macros.
2056 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
2057 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
2058 pattern and llrint_optab using llrintdi2 patterns.
2059 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
2060 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
2061 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
2062 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
2063 flag_unsafe_math_optimizations is set.
2065 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
2067 * combine.c (combine_simplify_rtx, simplify_if_then_else,
2068 simplify_logical, if_then_else_cond, known_cond,
2069 simplify_comparison): Adjust calls to reverse_comparison.
2070 Don't use combine_reversed_comparison_code).
2071 (combine_reversed_comparison_code): Remove.
2072 (reversed_comparison): Using reversed_comparison_code, move it...
2073 * jump.c (reversed_comparison): ... here.
2074 * rtl.h (reversed_comparison): Add prototype.
2076 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2078 * builtins.c (fold_builtin): Take decomposed arguments of
2080 * fold-const.c (fold_ternary): Update a call to fold_builtin.
2081 * gimplify.c (gimplify_call_expr): Likewise.
2082 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
2083 * tree.h: Update the prototype of fold_builtin.
2085 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
2087 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
2088 * rtlhooks.c (gen_lowpart_no_emit_general): New.
2089 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
2090 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
2091 * simplify-rtx.c (simplify_binary_operation_1): Use it.
2093 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2095 * builtins.c (fold_builtin_1): Take decomposed arguments of
2097 (fold_builtin): Update a call to fold_builtin_1.
2099 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
2102 * gcov.c (output_lines): Only output function block summary when
2103 outputting branch information.
2104 * doc/gcov.texi: Document format of preamble and additional block
2107 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2109 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
2110 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
2111 the defaults false if BITS_PER_UNIT != 8.
2112 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
2113 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
2114 than BITS_PER_UNIT != 8.
2115 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
2116 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
2117 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
2119 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
2120 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
2122 2005-03-20 Roger Sayle <roger@eyesopen.com>
2125 * fold-const.c (fold_binary): Fix type mismatch between
2126 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
2127 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
2128 for non-truth-valued expressions.
2130 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
2131 and FUNCTION_DECL in the main switch.
2132 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
2133 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
2134 we also need to convert their operands to match.
2135 <TRUTH_NOT_EXPR>: Likewise.
2137 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
2139 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
2140 diagnostic without checking whether an lvalue.
2141 * c-common.h (lvalue_p): Remove.
2142 (enum lvalue_use): Update comment.
2143 (lvalue_or_else): Replace by lvalue_error.
2144 * c-typeck.c (lvalue_p): Make static.
2145 (lvalue_or_else): New. Call lvalue_error.
2147 2005-03-21 Alan Modra <amodra@bigpond.net.au>
2149 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
2150 (function_arg_advance): Use rs6000_parm_start.
2151 (function_arg, rs6000_arg_partial_bytes): Likewise.
2153 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2155 * c-common.c (check_case_value): Adjust comment about stripping
2157 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
2158 * c-typeck.c (default_conversion, convert_arguments,
2159 build_modify_expr, convert_for_assignment, store_init_value,
2160 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
2161 manually. Remove inaccurate comments.
2163 2005-03-20 Roger Sayle <roger@eyesopen.com>
2164 Joseph S. Myers <joseph@codesourcery.com>
2166 * varasm.c (do_assemble_alias): Restore comment describing function.
2167 Annotate the target parameter as potentially unused.
2169 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
2172 * config/avr/avr.c (avr_output_function_prologue): Do not use
2173 current_function_name() in a label, use a local label instead.
2175 2005-03-20 David Edelsohn <edelsohn@gnu.org>
2177 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
2178 flag_finite_math_only, not flag_unsafe_math_optimizations.
2180 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2182 * builtins.c (fold_builtin_1): Update a call to
2183 targetm.fold_builtin.
2184 * hooks.c (hook_tree_tree_bool_null): Rename to
2185 hook_tree_tree_tree_bool_null. Take one more argument of type
2187 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
2188 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
2189 hook_tree_tree_tree_bool_null.
2190 * target.h (gcc_target): Update the prototype of fold_builtin.
2191 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
2192 arguments of CALL_EXPR.
2193 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
2196 2005-03-20 Jan Hubicka <jh@suse.cz>
2198 * cgraph.h (cgraph_node): Add prev_clone pointer.
2199 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
2200 (cgraph_clone_node): Produce doubly linked chain.
2202 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2204 * c-common.c (handle_aligned_attribute, check_function_sentinel,
2205 get_nonnull_operand, handle_sentinel_attribute,
2206 check_function_arguments_recurse): Do not strip NOPS from
2208 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
2210 * c-format.c (get_constant): Likewise.
2211 * c-parser.c (c_parser_postfix_expression): Likewise.
2212 * c-typeck.c (set_init_index): Likewise.
2213 (convert_arguments): Don't check for NOP_EXPR containing integer
2216 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2218 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
2219 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
2220 Take decomposed arguments of CALL_EXPR.
2221 (fold_builtin_1): Update calls to the functions mentioned
2224 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2226 * c-decl.c (check_bitfield_type_and_width): Require bit-field
2227 width to have integer type.
2228 (build_enumerator): Require enumerator value to have integer type.
2230 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2232 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
2235 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2237 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
2238 std=iso9899:199x): Correct descriptions.
2240 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2242 * config.gcc: Consistently use solaris2.1[0-9]* instead of
2245 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
2247 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
2249 (expand_builtin_memcpy, fold_builtin_1): Update calls to
2250 fold_builtin_memcpy.
2252 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
2253 arguments of CALL_EXPR.
2254 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
2255 fold_builtin_found, fold_builtin_1): Update calls to
2256 fold_trunc_transparent_mathfn.
2258 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2261 * fold-const.c (fold_widened_comparison): Don't optimize casts of
2262 function pointers on targets that require function pointer
2264 (fold_sign_changed_comparison): Likewise.
2266 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
2268 * combine.c (try_combine): When changing the mode of a hard reg, make
2269 sure that doing so is valid.
2271 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
2273 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
2274 (TARGET_HANDLE_OPTION): Override default.
2275 (avr_handle_option): New function.
2276 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
2277 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
2278 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
2279 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
2280 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
2281 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
2282 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
2283 (TARGET_OPTIONS): Delete.
2284 * config/avr/avr.opt: New file.
2286 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2288 * config/m32r/m32r-protos.h: Remove the prototypes for
2289 call_address_operand, symbolic_operand, seth_add3_operand,
2290 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2291 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2292 two_insn_const_operand, move_src_operand,
2293 move_double_src_operand, move_dest_operand,
2294 eqne_comparison_operator, signed_comparison_operator,
2295 large_insn_p, conditional_move_operand, carry_compare_operand,
2296 m32r_block_immediate_operand, extend_operand,
2297 reg_or_eq_int16_operand, int8_operand, and
2298 reg_or_zero_operand.
2299 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2300 seth_add3_operand, int8_operand, cmp_int16_operand,
2301 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2302 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2303 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2304 move_double_src_operand, move_dest_operand,
2305 eqne_comparison_operator, signed_comparison_operator,
2306 extend_operand, small_insn_p, large_insn_p,
2307 conditional_move_operand, carry_compare_operand,
2308 m32r_block_immediate_operand): Move to predicates.md.
2309 (MAX_MOVE_BYTES): Move to m32r.h.
2310 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2311 * config/m32r/m32r.md: Include predicates.md.
2312 * config/m32r/predicates.md: New.
2314 2005-03-18 James E Wilson <wilson@specifixinc.com>
2317 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
2320 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2322 * config/mn10300/mn10300-protos.h: Remove the prototypes for
2323 call_address_operand, const_8bit_operand.
2324 * config/mn10300/mn10300.c (call_address_operand,
2325 const_8bit_operand, const_1f_operand): Move to predicates.md.
2326 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
2327 * config/mn10300/mn10300.md: Include predicates.md.
2328 * config/mn10300/predicates.md: New.
2330 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
2332 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
2333 declarations in diagnostics and %E for identifiers, not %s.
2335 2005-03-18 Jan Hubicka <jh@suse.cz>
2336 Dale Johannesen <dalej@apple.com>
2338 * basic-block.h (scale_bbs_frequencies_int,
2339 scale_bbs_frequencies_gcov_type): Declare.
2340 * cfg.c (RDIV): New macro.
2341 (update_bb_frequency_for_threading): Fix.
2342 * basic-block.h (scale_bbs_frequencies_int,
2343 scale_bbs_frequencies_gcov_type): New.
2344 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
2345 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
2346 scale_bbs_frequencies_int.
2347 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
2349 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2351 * config/m32r/m32r-protos.h: Remove the prototypes for
2352 call_address_operand, symbolic_operand, seth_add3_operand,
2353 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2354 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2355 two_insn_const_operand, move_src_operand,
2356 move_double_src_operand, move_dest_operand,
2357 eqne_comparison_operator, signed_comparison_operator,
2358 large_insn_p, conditional_move_operand, carry_compare_operand,
2359 m32r_block_immediate_operand, extend_operand,
2360 reg_or_eq_int16_operand, int8_operand, and
2361 reg_or_zero_operand.
2362 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2363 seth_add3_operand, int8_operand, cmp_int16_operand,
2364 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2365 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2366 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2367 move_double_src_operand, move_dest_operand,
2368 eqne_comparison_operator, signed_comparison_operator,
2369 extend_operand, small_insn_p, large_insn_p,
2370 conditional_move_operand, carry_compare_operand,
2371 m32r_block_immediate_operand): Move to predicates.md.
2372 (MAX_MOVE_BYTES): Move to m32r.h.
2373 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2374 * config/m32r/m32r.md: Include predicates.md.
2375 * config/m32r/predicates.md: New.
2377 * config/pa/pa-protos.h: Add prototypes for magic_milli and
2379 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
2380 symbolic_operand, symbolic_memory_operand,
2381 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
2382 indexed_memory_operand, move_dest_operand, move_src_operand,
2383 prefetch_cc_operand, prefetch_nocc_operand,
2384 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
2385 arith_operand, arith11_operand, pre_cint_operand,
2386 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
2387 ireg_operand, int5_operand, uint5_operand, int11_operand,
2388 uint32_operand, arith5_operand, and_operand, ior_operand,
2389 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
2390 pc_or_label_operand, div_operand, plus_xor_ior_operator,
2391 shadd_operand, movb_comparison_operator,
2392 cmpib_comparison_operator): Move to predicates.md.
2393 (magic_milli, shadd_constant_p): Make it extern.
2394 * config/pa/pa.h (PREDICATE_CODES): Remove.
2395 * config/pa/pa.md: Include predicates.md.
2396 * config/pa/predicates.md: New.
2398 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
2401 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2403 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
2404 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
2405 config/alpha/freebsd.h, config/alpha/linux.h,
2406 config/alpha/netbsd.h, config/alpha/osf5.h,
2407 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
2408 config/h8300/h8300-protos.h, config/h8300/h8300.c,
2409 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
2410 doc/cppopts.texi: Update copyright.
2412 2005-03-18 Jan Hubicka <jh@suse.cz>
2415 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
2417 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
2420 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2422 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
2425 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
2427 * combine.c (gen_binary): Remove.
2428 (known_cond, simplify_shift_const, find_split_point,
2429 combine_simplify_rtx, simplify_if_then_else, simplify_set,
2430 simplify_logical, expand_field_assignment, extract_left_shift,
2431 force_to_mode, if_then_else_cond, apply_distributive_law,
2432 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
2433 simplify_comparison, reversed_comparison): Replace with
2434 simplify_gen_binary, simplify_gen_relational or
2435 distribute_and_simplify_rtx.
2436 (distribute_and_simplify_rtx): New function.
2438 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
2439 Paolo Bonzini <gcc.gnu.org>
2441 * calls.c (setjmp_call_p, special_function_p): Update comments
2442 at the head of the functions.
2444 2005-03-18 Jan Hubicka <jh@suse.cz>
2446 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
2448 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
2449 function body should be released; do not proactively release function
2450 bodies in non-unit-at-a-time mode.
2452 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
2454 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
2455 mno-fp-ret-in-387 multilib variants.
2457 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
2459 * common.opt (m): Remove.
2460 * opts.c (handle_option): Pass 'm' options to set_target_switch if
2462 (common_handle_option): Remove OPT_m case.
2464 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2466 * builtins.c (fold_builtin_bitop): Take decomposed arguments
2468 (fold_builtin_1): Update a call to fold_builtin_bitop.
2470 * builtins.c (fold_builtin_signbit): Take decomposed arguments
2472 (fold_builtin_1): Update a call to fold_builtin_signbit.
2474 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
2476 PR tree-optimization/20474
2477 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
2478 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
2480 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2482 * config/h8300/h8300-protos.h: Remove prototypes for
2483 general_operand_src, general_operand_dst, single_one_operand,
2484 single_zero_operand, call_insn_operand,
2485 two_insn_adds_subs_operand, small_call_insn_operand,
2486 jump_address_operand, bit_operand, bit_memory_operand,
2487 stack_pointer_operand, const_int_gt_2_operand,
2488 const_int_ge_8_operand, const_int_qi_operand,
2489 const_int_hi_operand, incdec_operand, bit_operator,
2490 nshift_operator, eqne_operator, gtle_operator,
2491 gtuleu_operator, iorxor_operator.
2492 Add prototypes for h8sx_shift_type h8sx_classify_shift and
2493 h8300_ldm_stm_parallel.
2494 * config/h8300/h8300.c (h8sx_shift_type,): Move to
2496 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
2497 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
2498 (h8300_ldm_stm_parallel): Make it extern.
2499 (h8300_ldm_parallel, h8300_stm_parallel,
2500 h8300_return_parallel, general_operand_src,
2501 general_operand_dst, h8300_dst_operand, h8300_src_operand,
2502 nibble_operand, reg_or_nibble_operand, single_one_operand,
2503 single_zero_operand, call_insn_operand,
2504 two_insn_adds_subs_operand, small_call_insn_operand,
2505 jump_address_operand, bit_operand, bit_memory_operand,
2506 stack_pointer_operand, const_int_gt_2_operand,
2507 const_int_ge_8_operand, const_int_qi_operand,
2508 const_int_hi_operand, incdec_operand, eqne_operator,
2509 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
2510 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
2511 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
2512 nshift_operator): Move to predicates.md.
2513 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
2514 * config/h8300/h8300.md: Include predicates.md.
2515 * config/h8300/predicates.md: New.
2517 2005-03-17 Richard Henderson <rth@redhat.com>
2519 * config.gcc (ia64*-*-hpux*): Add extra_options.
2520 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
2521 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2522 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
2523 (ia64_tls_size_string, ia64_tune_string): Remove.
2524 (ia64_tune): Init to PROCESSOR_ITANIUM2.
2525 (TARGET_DEFAULT_TARGET_FLAGS): New.
2526 (TARGET_HANDLE_OPTION): New.
2527 (ia64_override_options): Move options parsing ...
2528 (ia64_handle_option): ... here. New.
2529 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
2530 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
2531 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
2532 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
2533 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
2534 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
2535 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
2536 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
2537 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
2538 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
2539 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
2540 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
2541 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
2542 TARGET_EARLY_STOP_BITS): Remove.
2543 (TARGET_ILP32): Default false.
2544 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
2545 (enum ia64_inline_type): New.
2546 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2547 * config/ia64/ia64.md: Update for new definitions of
2548 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
2549 * config/ia64/ia64.opt: New file.
2550 * config/ia64/ilp32.opt: New file.
2552 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
2555 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
2557 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2559 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
2560 instead of MASK_H8300S.
2561 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
2562 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
2563 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
2564 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
2565 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
2566 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
2567 TARGET_SWITCHES): Remove.
2568 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
2570 * config/h8300/h8300.opt: New.
2572 * config/alpha/alpha.opt, config/arc/arc.opt,
2573 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
2576 2005-03-17 Ian Lance Taylor <ian@airs.com>
2580 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
2582 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
2583 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
2584 (TARGET_HANDLE_OPTION): Override default.
2585 (arc_handle_option): New function.
2586 (arc_init): Remove code to set arch_cpu_string.
2587 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
2588 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
2589 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
2590 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
2591 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
2592 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
2593 (arc_rodata_string, TARGET_OPTIONS): Delete.
2594 * config/arc/arc.opt: New file.
2596 2005-03-17 Richard Henderson <rth@redhat.com>
2598 * doc/extend.texi (Weak Pragmas): New section.
2599 (attribute alias): Clarify that target must be in the same
2602 2005-03-17 Richard Henderson <rth@redhat.com>
2604 * config/alpha/alpha.opt: New file.
2605 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
2607 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
2608 alpha_fprm_string, alpha_fptm_string): Make static.
2609 (alpha_tls_size_string): Remove.
2610 (alpha_handle_option): New.
2611 (override_options): Update for alpha_cpu/alpha_tune split.
2612 (alpha_file_start): Likewise.
2613 (TARGET_DEFAULT_TARGET_FLAGS): New.
2614 (TARGET_HANDLE_OPTION): New.
2615 * config/alpha/alpha.h (alpha_tune): Declare.
2616 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
2617 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
2618 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
2619 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
2620 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
2621 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
2622 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
2623 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
2624 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
2625 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
2626 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
2627 (TARGET_DEFAULT): Remove MASK_FP.
2628 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
2629 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
2630 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
2631 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
2632 alpha_tls_size_string): Remove.
2633 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
2634 (attribute tune): Rename from attribute cpu.
2635 * config/alpha/ev4.md: Update to match.
2636 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
2637 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
2638 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
2639 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
2640 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
2641 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
2643 2005-03-16 James E. Wilson <wilson@specifixinc.com>
2645 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
2646 and return without creating new state if before_nops_num is nonzero.
2647 * config/ia64/ia64.md (first_insn): New attribute.
2648 (alloc): Set it to yes.
2650 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2652 * tree-vectorizer.c (new_vec_stmt_info): Initialize
2653 STMT_VINFO_SUBVARS to NULL.
2654 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
2656 2005-03-16 Dale Johannesen <dalej@apple.com>
2658 * rtlanal.c (find_first_parameter_load): Rewrite to
2659 return actual first param load or the call if none,
2660 instead of first in block, when not all loads exist.
2662 2005-03-16 Roger Sayle <roger@eyesopen.com>
2664 * optabs.c (expand_copysign_absneg): Make static.
2665 * optabs.h (expand_copysign_absneg): Delete prototype.
2666 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
2668 2005-03-16 Richard Henderson <rth@redhat.com>
2671 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
2672 (alias_pairs): Rename from output_defs.
2673 (find_decl_and_mark_needed): Split out from assemble_alias.
2674 (do_assemble_alias): New.
2675 (assemble_output_def): Remove.
2676 (finish_aliases_1, finish_aliases_2): New.
2677 (process_pending_assemble_output_defs): Remove.
2678 (assemble_alias): Defer aliases for which we don't yet have a
2679 non-external decl for the target symbol.
2680 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
2681 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
2682 * toplev.c (compile_file): Use finish_aliases_2 instead of
2683 process_pending_assemble_output_defs.
2684 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
2685 (process_pending_assemble_output_defs): Remove.
2687 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2689 Fix PR tree-optimization/20489
2691 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
2692 for empty structures.
2694 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2696 Fix PR tree-optimization/20490
2698 * tree-ssa-pre.c (create_expression_by_pieces): Use
2699 force_gimple_operand on result of fold.
2701 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
2703 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
2704 of closing parenthesis.
2706 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
2708 * builtins.c (expand_movstr): Update a call to
2709 fold_builtin_strcpy.
2710 (expand_builtin_strncpy): Update a call to
2711 fold_builtin_strncpy.
2712 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
2713 arguments of CALL_EXPR.
2714 (fold_builtin_1): Update calls to fold_builtin_strcpy and
2715 fold_builtin_strncpy.
2716 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
2717 * tree.h: Update the prototypes of fold_builtin_strcpy and
2718 fold_builtin_strncpy.
2720 2005-03-16 Steven Bosscher <stevenb@suse.de>
2721 Dorit Naishlos <dorit@il.ibm.com>
2723 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
2724 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
2727 2005-03-16 Steven Bosscher <stevenb@suse.de>
2729 * tree-inline.c (walk_type_fields, walk_tree,
2730 walk_tree_without_duplicates): Move from here...
2731 * tree.c: ...to here.
2733 2005-03-15 Zack Weinberg <zack@codesourcery.com>
2735 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
2736 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
2737 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
2738 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
2739 (version): Define using $(BASEVER_c).
2740 (Makefile, config.status, build/gcov-iov.o): No longer depends on
2742 (version.o): Depend on version files; add custom generation command.
2743 (prefix.o): Define BASEVER on command line.
2744 (s-iov): Depend on version files; adjust command.
2745 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
2747 (gcc-vers.texi): New rule.
2748 (doc/%.info, doc/%.dvi): Add -I . to command line.
2749 (doc/gccinstall.dvi): Likewise.
2750 (PACKAGE): Delete. All uses replaced with "gcc".
2751 * aclocal.m4: Do not include gcc-version.m4.
2752 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
2753 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
2754 Set is_release based on contents of DEV-PHASE.
2755 Set gcc_version based on contents of BASE-VER.
2756 Define WIN32_REGISTRY_KEY only if the user overrode the default.
2757 * config.in, configure: Regenerate.
2758 * gccbug.in: Determine version of GCC in use at runtime.
2759 * gcov-iov.c: Get version number and development phase from
2760 command line, not by including version.c.
2761 * intl.c: Replace all uses of PACKAGE with "gcc".
2762 * libada-mk.in: Delete unused "gcc_version" variable.
2763 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
2764 * version.c: (VERSUFFIX): New hook for redistributors; adjust
2765 commentary to match.
2766 (version_string): Put together from pieces.
2767 * config/alpha/x-vms: Do not use $(gcc_version).
2768 * config/i386/t-nwld: Likewise.
2769 * doc/include/gcc-common.texi: Include gcc-vers.texi for
2770 version-GCC and DEVELOPMENT.
2772 2005-03-15 Roger Sayle <roger@eyesopen.com>
2774 PR tree-optimization/17454
2775 * tree.c (tree_size): Add case for TREE_BINFO.
2776 * fold-const.c (fold_checksum_tree): Only clear the overloaded
2777 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
2779 2005-03-15 Roger Sayle <roger@eyesopen.com>
2781 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
2782 op1 whilst expanding the signed widenening multiply variant.
2784 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
2786 * toplev.c (display_target_options): Avoid unused variable warning if
2787 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
2788 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
2789 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
2790 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
2791 (mips_isa_info): New variable.
2792 (mips_parse_cpu): Remove the first argument and leave the caller
2794 (TARGET_HANDLE_OPTION): Override default.
2795 (mips_handle_option): New function. Move option validation code from...
2796 (override_options): ...here. Update calls to mips_parse_cpu.
2797 * config/mips/mips.h (mips_arch_string, mips_tune_string)
2798 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
2799 (SUBTARGET_TARGET_OPTIONS): Delete.
2800 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
2801 (mno-flush-func, mtune=): New options.
2803 2005-03-15 Roger Sayle <roger@eyesopen.com>
2804 Richard Henderson <rth@redhat.com>
2806 * real.c (c4x_single_format, c4x_extended_format): Provide values
2807 for signbit_ro for c4x's single and extended floating point formats.
2808 * optabs.c (expand_copysign): Use the floating point format's
2809 signbit_ro for expanding via expand_copysign_absneg, and it's
2810 signbit_rw field for expanding via expand_copysign_bit.
2812 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
2814 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
2815 known_alignment_for_access_p.
2816 (known_alignment_for_access_p): New.
2817 (do_peeling_for_alignment): Field made int instead of bool and renamed
2818 to peeling_for_alignment.
2819 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
2820 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
2821 functionality used to be in vect_analyze_operations.
2822 (vect_analyze_operations): Code to determine vectorization factor was
2823 moved to vect_determine_vectorization_factor.
2824 (vect_enhance_data_refs_alignment): Update to correct alignment when it
2825 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
2827 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
2828 be part of vect_analyze_operations).
2829 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
2830 creating the guard condition, as the number of iterations may be
2832 (slpeel_tree_peel_loop_to_edge): Use new name of
2833 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
2834 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
2835 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
2836 (vect_do_peeling_for_alignment): Use fold.
2837 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
2839 (vect_update_inits_of_dr): Renamed to
2840 vect_update_init_of_dr.
2841 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
2842 (vectorizable_store): Fix assertion to use == instead of =.
2844 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
2846 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
2847 call_used_regs for wCG registers.
2849 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
2851 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
2852 for non-offsettable memory references to cope with outstanding reload
2853 replacements, take 2.
2855 2005-03-15 Uros Bizjak <uros@kss-loka.si>
2858 * config/i386/i386.h (x86_fisttp): New.
2859 (TARGET_FISTTP): New macro.
2860 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
2861 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
2862 instruction when fisttp flag is set.
2863 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
2865 * config/i386/i386.md (type attribute): Add fisttp.
2866 (unit attribute): Set to i387 for fisttp type.
2867 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
2868 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
2870 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
2871 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
2873 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
2874 patterns for TARGET_FISTTP. Enable patterns for
2875 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
2876 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
2877 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
2878 implement fisttp x87 insn.
2879 (fix_trunc*_i387_fisttp splitters): New patterns.
2880 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
2881 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
2882 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
2884 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
2885 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
2886 Implement using mode macros. Disable patterns for TARGET_FISTTP.
2887 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
2888 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
2889 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
2890 Disable patterns for TARGET_FISTTP.
2891 (fix_trunc*_i387 splitters): Implement usign mode macros.
2892 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
2893 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
2894 (fix_trunx*_sse peephole2s): Implement using mode macros.
2896 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
2898 PR rtl-optimization/20291
2899 * combine.c (try_combine): If splitting fails, re-try with
2900 original combined pattern, i.e. before clobber stripping.
2902 2005-03-14 Eric Christopher <echristo@redhat.com>
2904 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
2905 STACK_GROWS_DOWNWARD.
2907 2005-03-14 Roger Sayle <roger@eyesopen.com>
2909 * real.h (struct real_format): Split the signbit field into two
2910 two fields, signbit_ro and signbit_rw.
2911 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
2912 mips_double_format, ieee_extended_motorola_format,
2913 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
2914 ieee_extended_intel_128_format, ibm_extended_format,
2915 mips_extended_format, ieee_quad_format, mips_quad_format,
2916 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
2917 i370_double_format, c4x_single_format, c4x_extended_format,
2918 real_internal_format): Update initializers for new field.
2919 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
2920 real_format structure.
2921 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
2922 field of the real_format structure.
2924 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
2926 Fix PR tree-optimization/20458
2928 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
2929 DECL_EXTERNAL on STRUCT_FIELD tags.
2930 (clear_call_clobbered): Ditto.
2931 * tree-ssa-operands.c (note_addressable): Make sure the original
2932 variable doesn't slip into the addressable list if we have
2934 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
2937 2005-03-14 Geoffrey Keating <geoffk@apple.com>
2939 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
2940 (-fwide-exec-charset): Likewise.
2941 (-finput-charset): Likewise.
2942 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
2943 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
2944 * c.opt (Wnormalized): New.
2946 2005-03-14 Devang Patel <dpatel@apple.com>
2948 * doc/invoke.texi: Add reference to Visibility document.
2950 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
2952 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
2953 MASK_SPLIT_ADDRESSES.
2954 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
2955 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
2956 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
2957 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
2958 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
2959 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
2960 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
2961 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
2962 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
2963 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
2964 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
2965 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
2966 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
2967 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
2968 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
2969 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
2970 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
2971 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
2972 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
2973 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
2974 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
2975 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
2976 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
2977 (TARGET_EXPLICIT_RELOCS): Delete.
2978 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
2979 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
2980 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
2981 (override_options): Set MASK_LONG64 if -mint64 is given and no
2982 -mlongXX option is. Complain about -mint64 -mlong32.
2983 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
2984 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
2985 * config/mips/mips.opt: New file.
2987 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
2989 * config.gcc (extra_options): New variable for listing option files.
2990 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
2991 * configure.ac (extra_opt_files): New AC_SUBST variable.
2992 (tm_file_list, tm_include_list): Include options.h first.
2993 * configure: Regenerate.
2994 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
2995 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
2996 (s-options-h): New rule.
2997 (options.h): Depend on it.
2998 (TEXI_GCCINT_FILES): Add options.texi.
2999 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
3000 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
3001 * target.h (gcc_target): Add default_target_flags and handle_option.
3002 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
3003 (TARGET_HANDLE_OPTION): New macros.
3004 (TARGET_INITIALIZER): Include them.
3005 * opt-functions.awk (opt_args, nth_arg): New functions.
3006 (switch_flags): Handle the "Target" flag.
3008 (var_name): Use opt_args and nth_arg.
3009 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
3010 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
3011 macros for the "Mask" and "InverseMask" options.
3012 * opts.h (cl_var_cond): New enum.
3013 (cl_option): Replace the "has_set_value" and "set_value" fields with
3014 "var_cond" and "var_value".
3015 (CL_TARGET): New macro.
3016 (option_enabled, print_filtered_help): Declare.
3017 (decode_options): Move definition.
3018 * opts.c (handle_option): Search for the original option before
3019 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
3020 var_cond and var_value fields. Use targetm.handle_option to handle
3022 (decode_options): Set target_flags to targetm.default_target_flags.
3023 (print_filtered_help): Make global. Handle CL_TARGET.
3024 (option_enabled): New function.
3025 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
3026 (display_target_options, set_target_switch, print_switch_values)
3027 (default_pch_valid_p): Guard uses of target_switches with
3028 #ifdef TARGET_SWITCHES. Also...
3029 (display_target_options): Display the CL_TARGET entries in cl_options.
3030 (set_target_option): Don't complain about the "" option when
3031 TARGET_SWITCHES is undefined.
3032 (print_switch_values): Use option_enabled.
3033 (default_pch_valid_p): Check cl_options[] when looking for something
3034 that has changed the value of target_flags.
3035 * c.opt: Remove documentation from top of file.
3036 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
3037 * doc/sourecebuild.texi: Refer to the new options documentation
3038 instead of c.opt. Document machine-specific .opt files.
3039 * doc/tm.texi (target_flags): Say that this variable is declared
3041 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
3042 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
3044 * doc/options.texi: New file.
3046 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
3049 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
3052 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
3055 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
3056 temporary variable of pointer type if an lvalues is required.
3057 (gimplify_modify_expr_rhs): Request an rvalue from it.
3058 (gimplify_expr): Pass fallback on.
3060 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3062 * cfgbuild.c: Update comments.
3064 2005-03-14 Roger Sayle <roger@eyesopen.com>
3066 PR rtl-optimization/17236
3067 * optabs.c (expand_doubleword_mult): New helper function split out
3068 from expand_binop. Permute the order in which instructions are
3069 emitted to minimize the number of simultaneously live registers.
3070 (expand_binop): Call expand_doubleword_mult to synthesize a double
3071 word multiplication.
3073 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3075 * basic-block.h: Update the prototypes of cached_make_edge and
3077 * cfg.c (cached_make_edge): Take edge_cache representing one
3078 row of the adjacency matrix of edges.
3079 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
3080 (make_edges): Initialize edge_cache to represent one row of
3081 the adjacency matrix of edges.
3083 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3085 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
3087 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
3088 Remove unused removed_phis variable.
3089 (conditional_replacement): Use build1/build2.
3090 (abs_replacement): Use last_and_only_stmt and build1/build2.
3092 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3094 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
3095 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
3096 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
3097 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
3098 * c-common.c (handle_novops_attribute): New function.
3099 (c_common_attribute_table): Add "no vops" entry.
3100 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
3101 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
3102 * tree-ssa-operands.c (get_call_expr_operands): Do not
3103 create virtual operands for calls with ECF_NOVOPS flag.
3104 * tree.h (DECL_IS_NOVOPS): New macro.
3105 (struct tree_decl): Add novops_flag.
3106 (ECF_NOVOPS): New constant.
3108 2005-03-14 Uros Bizjak <uros@kss-loka.si>
3111 * config/i386/i386.c (x86_use_himode_fiop): New.
3112 (x86_use_simode_fiop): Rename from x86_use_fiop.
3113 * config/i386/i386.h (x86_use_himode_fiop): Declare.
3114 (TARGET_USE_HIMODE_FIOP): New.
3115 (x86_use_simode_fiop): Rename from x86_use_fiop.
3116 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
3118 * config/i386/i386.md (X87MODEI12): New mode macro define.
3119 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
3120 to implement x87 FP compare with HImode input operands.
3121 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
3122 Use X87MODEI12 mode macro to handle HImode input operands.
3123 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
3124 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
3125 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
3126 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
3127 macro to implement x87 operators with HImode input operands.
3128 (fop splitters): Use X87MODEI12 mode macro to handle HImode
3131 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3133 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
3135 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
3136 constants invariant.
3138 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3140 * basic-block.h (BB_VISITED): Removed.
3141 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
3143 2005-03-14 Falk Hueffner <falk@debian.org>
3146 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
3148 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3150 * ggc-zone.c: Fix comment typos.
3152 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
3153 stringpool.c, config/mips/mips-protos.h: Update copyright.
3155 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3157 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
3158 throughout with its typedef, "rtx".
3159 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
3160 (rs6000_tls_symbol_ref_1): Remove inline keyword.
3161 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
3162 regs in comment to match code.
3164 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3166 * except.c (check_handled): Make it static.
3167 * except.h: Remove the corresponding prototype.
3169 * function.c (get_func_frame_size): Make it static.
3170 * function.h: Remove the corresponding type.
3172 * regclass.c (reg_class_superclasses, reg_class_subclasses):
3174 * hard-reg-set.h: Remove the corresponding declarations.
3176 * tree-cfg.c (verify_stmts): Check that
3177 bb_for_stmt (stmt) == bb for every PHI node and statement.
3179 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3181 * config.gcc: Remove excess indentation.
3182 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
3184 2005-03-13 Roger Sayle <roger@eyesopen.com>
3187 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
3188 * fold-const.c (fold_sign_changed_comparison): Likewise.
3189 (fold_binary): Optimize comparisons against widened operands if
3190 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
3192 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3194 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
3195 (sparc_override_options): Initialize it.
3196 (sparc_struct_value_rtx): Set it on the MEM to be returned.
3198 2005-03-13 David Edelsohn <edelsohn@gnu.org>
3200 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
3201 (reg_or_none500mem_operand): New predicate.
3202 (zero_reg_mem_operand): New predicate.
3203 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
3204 to reg_or_none500mem_operand.
3205 (extendsfdf2_fpr): Add MEM alternative.
3206 (extenddftf2_internal): Change operand2 predicate to
3207 zero_reg_mem_operand.
3209 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3211 * ggc-zone.c: Rewritten.
3213 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
3215 * configure.ac: Define GGC_ZONE for --with-gc=zone.
3216 * config.in: Regenerated.
3217 * configure: Regenerated.
3218 * gengtype.c (write_types_process_field, write_func_for_structure):
3219 Pass new argument to gt_pch_note_object.
3220 * ggc-common.c (struct ptr_data): Add TYPE.
3221 (gt_pch_note_object): Take TYPE argument and save it.
3222 (call_count): Update call to ggc_pch_count_object.
3223 (call_alloc): Update call to ggc_pch_alloc_object.
3224 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
3226 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
3227 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
3228 (ggc_alloc_zone_stat): Delete.
3229 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
3230 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
3231 (ggc_pch_alloc_object): Update prototypes.
3232 (garbage_zone): Delete.
3233 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
3234 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
3236 (tree_id_zone): New variable.
3237 (ggc_alloc_cleared_zone): Remove unused.
3238 (ggc_alloc_zone): Define.
3239 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
3240 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
3241 ggc_alloc_zone_stat.
3242 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
3243 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
3244 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
3245 (make_node_stat): Likewise. Use tree_id_zone.
3247 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3248 Joseph S. Myers <joseph@codesourcery.com>
3250 * configure.ac: Check for MIPS TLS.
3251 * configure: Regenerated.
3252 * config/mips/mips-protos.h (enum mips_symbol_type): Add
3253 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
3254 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
3255 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
3256 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
3257 (mips_classify_symbol, mips_symbolic_constant_p)
3258 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
3259 (mips_tls_operand_p, mips_call_tls_get_addr)
3260 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
3261 (mips_tls_symbol_ref_1): New functions.
3262 (mips_legitimize_address, mips_legitimize_const_move): Call
3263 mips_legitimize_tls_address.
3264 (override_options): Handle V1_REG and TLS symbols. Disable TLS
3266 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
3267 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
3268 (mips_char_to_class): Document V1_REG.
3269 (HAVE_AS_TLS): Provide default.
3270 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
3272 (load_got<mode>): Renamed from *load_got<mode>. Allow when
3274 (tls_get_tp_<mode>): New instruction.
3276 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3278 * configure.ac: Update checks for target tools.
3279 * configure: Regenerated.
3281 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3283 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
3285 2005-03-13 Roger Sayle <roger@eyesopen.com>
3287 * expmed.c (expand_mult): Use synthetic multiplication sequences for
3288 more classes of DImode multiplication by constant. Allow both
3289 multiplication by small negative constants (by performing a
3290 multiplication by a positive constant and negating the result) and
3291 multiplications by large powers of two, by using a left shift.
3293 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3295 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
3296 of basic blocks into work_stack.
3298 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
3299 config/mips/vr.h: Update copyright.
3301 * c-decl.c (c_init_decl_processing): Remove useless calls to
3302 build_function_type.
3304 * builtins.c (fold_trunc_transparent_mathfn,
3305 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
3306 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
3307 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
3308 fold_builtin_strcpy, fold_builtin_strncpy,
3309 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
3312 * builtins.c (expand_builtin_mathfn_3): Remove local variable
3315 * lambda-code.c (lambda_compute_auxillary_space): Remove local
3316 variable determinant.
3318 * tree-cfg.c (group_case_labels): Remove local variable type.
3320 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
3323 * tree-ssa-phiopt.c (value_replacement): Remove local variable
3326 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
3329 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
3330 (*movmemqi_insn): Delete.
3331 (*movmemhi): Delete.
3333 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3335 * builtins.c (fold_builtin_classify): Take decomposed
3336 arguments of CALL_EXPR.
3337 (fold_builtin_1): Update a call to fold_builtin_classify.
3339 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
3342 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
3343 through into call to parser_xref_tag after parse error.
3344 (c_parser_struct_declaration): Consistently return NULL_TREE on
3347 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
3349 * tree-flow-inline.h (ref_contains_array_ref): New function.
3350 (lookup_subvars_for_var): Ditto.
3351 (get_subvars_for_var): Ditto.
3352 (var_can_have_subvars): Ditto.
3354 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
3355 (struct subvar): New type.
3357 * tree-dfa.c (okay_component_ref_for_subvars): New function.
3359 * tree-optimize.c (init_tree_optimization_passes): Call
3360 pass_create_structure_vars.
3362 * tree-ssa-alias.c: Include vec.h.
3363 (init_alias_info): Don't auto-clear call clobbered on struct-field
3365 (compute_flow_insensitive_aliasing): Handle subvars.
3366 (group_aliases): Handle STRUCT_FIELD aliases.
3367 (setup_pointers_and_addressables): Ditto.
3368 Don't mark variables non-addressable if they still have
3369 addressable subvars.
3370 Also mark subvars addressable when the real variable is marked
3372 (add_pointed_to_var): Try to prune the pointed-to set by only
3373 pointing to subvars when possible.
3374 Otherwise, make sure we set addresses_needed and pt_vars to
3375 properly include subvars.
3376 (bitpos_of_field): New function.
3377 (push_fields_onto_fieldstack): Ditto.
3378 (get_or_create_used_part_for): Ditto.
3379 (create_overlap_variables_for): Ditto.
3380 (find_used_portions): Ditto.
3381 (create_structure_vars): Ditto.
3382 (pass_create_structure_vars): New structure.
3384 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
3385 (get_expr_operands): Handle subvars. Also try to turn
3386 COMPONENT_REF accesses into must-defs now that we can accurately
3388 (note_addressable): Try to only mark as addressable those subvars
3389 we know a COMPONENT_REF touches.
3390 (overlap_subvar): New function.
3392 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
3393 Handle subvar storing.
3394 (vect_address_analysis): Update caller of vect_object_analysis.
3396 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
3398 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
3399 (STMT_VINFO_SUBVARS): New macro.
3401 * common.opts: add flag_tree_salias.
3403 * opts.c (decode_options): flag_tree_salias defaults to on.
3405 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
3407 * doc/tree-ssa.texi: Document structural alias analysis.
3409 2005-03-12 Steven Bosscher <stevenb@suse.de>
3411 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
3412 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
3413 * tree-ssa-operands.c (get_expr_operands): Likewise.
3414 (get_expr_operands): Likewise for ERROR_MARK.
3416 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3418 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
3421 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
3424 * tree-ssa-pre.c (compute_avail): Remove local variable val.
3425 (mark_operand_necessary): Remove local variable ver.
3427 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
3428 variable prefix_len.
3430 * value-prof.c (mod_subtract_transform): Remove local variable
3433 * builtins.c (fold_builtin_exponent): Take decomposed
3434 arguments of CALL_EXPR.
3435 (fold_builtin_1): Update a call to fold_builtin_exponent.
3437 * builtins.c (fold_builtin_logarithm): Take decomposed
3438 arguments of CALL_EXPR.
3439 (fold_builtin_1): Update a call to fold_builtin_logarithm.
3441 * c-decl.c (c_init_decl_processing): Remove local variables
3442 ptr_ftype_void and ptr_ftype_ptr.
3444 * gimplify.c (gimplify_expr): Remove local variables r0 and
3447 * reg-stack.c (move_for_stack_reg): Remove local variable
3449 (compare_for_stack_reg): Remove local variable flags_user.
3450 (convert_regs_1): Remove local variable deleted.
3452 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
3454 (combine_blocks): Remove local variables exits and new_e.
3456 * tree-inline.c (expand_call_inline): Remove local variable
3459 * tree-ssa-live.c (create_ssa_var_map,
3460 calculate_live_on_entry): Remove local variable snn.
3462 2005-03-12 Geoffrey Keating <geoffk@apple.com>
3464 * c-lex.c (c_lex_with_flags): Add parameter to call to
3467 2005-03-11 Per Bothner <per@bothner.com>
3469 * c-tree.h (struct c_declarator): New id_loc field.
3470 * c-pragma.h (c_lex_with_flags): Take position reference.
3471 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
3472 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
3473 (c_lex): Pass dummy location to c_lex_with_flags.
3474 * c-parser.c (c_lex_one_token): Set c_token's location using
3475 c_lex_with_flags, instead of input_location, which might be "ahead".
3476 (c_parser_direct_declarator): Set declarator's id_loc from
3478 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
3479 declarator's id_loc, rather than probably-imprecise input_location.
3480 (build_id_declarator): Initialize c_declarator's id_loc field.
3482 2005-03-11 Roger Sayle <roger@eyesopen.com>
3485 * builtins.c (expand_builtin_signbit): Force the signbit's word
3486 into an integer register to avoid SUBREGs of floating point modes.
3488 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3490 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
3491 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
3492 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
3493 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
3495 2005-03-11 David Edelsohn <edelsohn@gnu.org>
3497 PR rtl-optimization/20306
3498 * expr.c (emit_move_complex): Set try_int false if mode is
3499 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
3500 emit_block_move if try_int is true.
3502 2005-03-11 Richard Henderson <rth@redhat.com>
3505 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
3506 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
3509 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3511 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
3512 (TARGET_FIX_VR4130): New macro.
3513 (TARGET_OPTIONS): Add -mfix-vr4130.
3514 (ISA_HAS_MACCHI): New macro.
3515 (ASM_SPEC): Add -mfix-vr4130.
3516 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
3517 (override_options): Handle mips_fix_vr4130_string.
3518 (mips_avoid_hazards): Clear all_noreorder_p
3519 if we're working around VR4130 errata and the macc alternatives
3521 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
3522 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
3523 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
3524 (MULTILIB_DEFAULTS): Remove leading "march=".
3525 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
3526 if no architecture option is given.
3527 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
3529 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
3530 * doc/invoke.texi: Document -mfix-vr4130.
3532 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3534 * config/mips/mips.c (override_options): Only warn about -mint64
3535 deprecation if TARGET_INT64.
3537 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3539 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
3540 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
3541 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
3542 are non-specific regarding the nonnull parameter positions.
3543 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
3544 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
3545 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
3546 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
3548 * builtins.def: Use the non-specific "nonnull" attibute lists.
3550 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3552 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3553 single_pred_edge, single_succ, single_pred): Improve comments.
3555 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3557 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3558 single_pred_edge, single_succ, single_pred): New inline functions.
3559 * bb-reorder.c (rotate_loop, find_traces_1_round,
3560 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
3561 duplicate_computed_gotos): Use the single_succ/pred functions.
3562 * cfganal.c (forwarder_block_p): Ditto.
3563 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
3564 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
3565 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
3566 merge_seq_blocks): Ditto.
3567 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
3568 * cfglayout.c (fixup_reorder_chain): Ditto.
3569 * cfgloop.c (mark_single_exit_loops, update_latch_info,
3570 canonicalize_loop_headers, verify_loop_structure): Ditto.
3571 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
3572 mfb_update_loops, create_preheader, force_single_succ_latches,
3573 create_loop_notes): Ditto.
3574 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
3575 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
3576 commit_one_edge_insertion, purge_dead_edges,
3577 cfg_layout_can_merge_blocks_p): Ditto.
3578 * except.c (sjlj_emit_function_enter): Ditto.
3579 * flow.c (init_propagate_block_info): Ditto.
3580 * function.c (thread_prologue_and_epilogue_insns): Ditto.
3581 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
3582 insert_insn_end_bb): Ditto.
3583 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
3584 find_if_case_2): Ditto.
3585 * lambda-code.c (perfect_nestify): Ditto.
3586 * lcm.c (optimize_mode_switching): Ditto.
3587 * loop-doloop.c (doloop_modify): Ditto.
3588 * loop-init.c (loop_optimizer_init): Ditto.
3589 * loop-iv.c (simplify_using_initial_values): Ditto.
3590 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
3591 * loop-unswitch.c (unswitch_loop): Ditto.
3592 * modulo-sched.c (generate_prolog_epilog): Ditto.
3593 * predict.c (combine_predictions_for_insn, estimate_probability,
3594 tree_estimate_probability, last_basic_block_p,
3595 estimate_bb_frequencies): Ditto.
3596 * profile.c (branch_prob): Ditto.
3597 * regrename.c (copyprop_hardreg_forward): Ditto.
3598 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
3599 * tracer.c (layout_superblocks): Ditto.
3600 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
3601 cfg_remove_useless_stmts_bb, cleanup_control_flow,
3602 cleanup_control_expr_graph, disband_implicit_edges,
3603 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
3604 tree_verify_flow_info, tree_make_forwarder_block,
3605 tree_forwarder_block_p, remove_forwarder_block,
3606 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
3607 * tree-if-conv.c (tree_if_conversion): Ditto.
3608 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
3609 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
3610 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
3611 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
3612 copy_loop_headers): Ditto.
3613 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
3614 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
3615 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
3616 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
3617 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
3618 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
3619 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
3620 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
3621 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
3622 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
3623 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
3624 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
3625 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
3626 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
3627 slpeel_add_loop_guard): Ditto.
3629 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
3631 PR tree-optimization/15784
3632 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3635 * stmt.c (expand_case): Don't change index_type. Convert minval
3638 PR tree-optimization/20130
3639 * fold-const.c (fold): Fold x * -1 into -x.
3641 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
3643 PR rtl-optimization/20331
3644 * rtlanal.c (modified_between_p): Check its address first for MEM.
3645 (modified_in_p): Likewise.
3647 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
3649 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
3651 2005-03-10 Steven Bosscher <stevenb@suse.de>
3653 * expr.c (expand_expr_real_1): If possible, use a conditional
3654 move for expanding MIN_EXPR and MAX_EXPR.
3655 Use temp for moving around rtx-en.
3657 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
3660 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
3663 2005-03-10 Roger Sayle <roger@eyesopen.com>
3665 * builtins.c (expand_builtin_signbit): Extend to handle floating
3666 point modes wider than the largest integer type, using the
3667 operand_subword_force function to obtain the signbit's word.
3669 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3672 * combine.c (try_combine): If recog_for_combine added CLOBBERs
3673 to NEWI2PAT, fail to combine if they are used by NEWPAT.
3675 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
3677 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
3679 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
3681 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
3683 (perform_edge_inserts): Unconditionally call
3684 free_dominator_info.
3686 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
3688 2005-03-10 Bob Wilson <bob.wilson@acm.org>
3690 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
3692 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
3694 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
3696 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
3698 (rtl_register_value_prof_hooks,
3699 tree_value_profile_transformations,
3700 tree_register_value_prof_hooks): Likewise.
3701 * var-tracking.c (stack_adjust_offset_pre_post,
3702 variable_htab_free, variable_union, dataflow_set_different_2,
3703 count_uses, variable_was_changed, set_frame_base_location,
3704 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
3705 vt_add_function_parameters): Likewise.
3706 * varasm.c (named_section_real, named_section, make_decl_rtl,
3707 asm_emit_uninitialised, assemble_integer, decode_addr_const,
3708 const_hash_1, compare_constant, copy_constant, force_const_mem,
3709 output_constant_pool_2, output_constant_pool_1, output_constant,
3710 output_constructor, make_decl_one_only, decl_tls_model,
3711 default_no_named_section, default_elf_select_section_1,
3712 default_unique_section_1): Likewise.
3713 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
3714 * vmsdbgout.c (addr_const_to_string): Likewise.
3717 * function.c (struct assign_parm_data_one): Remove last_named
3719 (assign_parm_find_data_types): Don't determine last_named.
3720 Reorder named_parm determination.
3721 (assign_parms): Only setup varargs on the last non-varadic
3724 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
3726 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
3727 sda base address on medium model.
3729 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
3731 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
3732 * cfgloop.c (flow_loop_nodes_find): Export.
3733 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
3735 * cfgloopmanip.c (fix_loop_structure): New function.
3736 * predict.c (predict_loops): Clean up the loops information.
3737 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
3738 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
3740 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
3741 (rewrite_into_loop_closed_ssa): Declaration changed.
3742 * tree-loop-linear.c (linear_transform_loops): Add argument to
3743 rewrite_into_loop_closed_ssa call.
3744 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
3745 * tree-ssa-loop-im.c (move_computations): Ditto.
3746 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
3747 * tree-vectorizer.c (vectorize_loops): Ditto.
3748 * tree-optimize.c: Include cfgloop.h.
3749 (execute_todo): Choose whether to call cleanup_tree_cfg or
3750 cleanup_tree_cfg_loop.
3751 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
3752 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
3753 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
3754 cleanup_tree_cfg_loop call.
3755 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
3756 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
3757 work on part of cfg.
3759 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3762 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
3763 with multiple alternatives.
3765 * stmt.c (parse_output_constraint): Fix a typo.
3767 2005-03-09 Bob Wilson <bob.wilson@acm.org>
3769 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
3770 assembly directive instead of deprecated "no-generics".
3772 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
3774 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
3775 for non-offsettable memory references to cope with outstanding reload
3777 * config/s390/s390.md ("reload_outti"): Call find_replacement to
3778 avoid losing outstanding address reloads.
3779 ("reload_outdi", "reload_outdf"): Likewise.
3781 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3783 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
3784 code. Add more cbrt transformations.
3786 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3788 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
3790 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3792 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
3793 NULL_TREE when a given tree is not simplified.
3794 (fold): Return the original tree when any of the functions
3795 mentioned above NULL_TREE.
3797 * fold-const.c (fold_unary, fold_binary): Take decomposed
3798 arguments, code, type, op0, and op1 in case of fold_binary.
3799 (fold): Update calls to fold_unary and fold_binary.
3801 2005-03-09 Roger Sayle <roger@eyesopen.com>
3803 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
3804 a fndecl and an arglist instead of a CALL_EXPR, exp.
3806 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3808 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
3810 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
3812 * expr.c (expand_assignment): Remove orig_to_rtx.
3814 * fold-const.c (int_const_binop): Remove no_overflow.
3816 * ifcvt.c (noce_emit_move_insn): Remove inmode.
3818 * loop-iv.c (get_biv_step_1): Remove lhs.
3820 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
3822 * real.c (real_nan): Remove neg.
3824 * function.c (thread_prologue_and_epilogue_insns): Remove i
3827 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
3830 * tree-eh.c (tree_could_trap_p): Remove idx.
3832 * tree-into-ssa.c (ann): Remove ann.
3834 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
3836 * tree-sra.c (decide_block_copy): Remove inst_count.
3838 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
3840 * tree-ssa-loop-im.c (lhs): Remove.
3842 * cfgbuild.c (state, STATE, SET_STATE,
3843 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
3845 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
3846 (find_basic_blocks): Set the state of each basic block to
3849 2005-03-08 Jeff Law <law@redhat.com>
3851 * tree-cfg.c (cleanup_control_flow): If removal of a computed
3852 goto results in the removal of edges in the CFG, then we need
3853 to recompute dominators.
3855 2005-03-09 Ben Elliston <bje@au.ibm.com>
3857 * c-common.c (c_do_switch_warnings): Comment fix.
3859 2005-03-08 Julian Brown <julian@codesourcery.com>
3861 * Patch from 2005-03-08 reverted for causing regressions and
3862 ppc-darwin bootstrap failure.
3864 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
3866 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
3867 Define the real function for ppc-darwin.
3868 * c-typeck.c (convert_arguments): Check for target-specific
3869 invalid argument call to unprototyped function.
3870 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3872 * target.h (invalid_arg_for_unprototyped_fn): New field
3874 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
3875 default target hook.
3876 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
3879 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3881 * c-typeck.c (constructor_stack, constructor_range_stack,
3882 initializer_stack): Make them static.
3884 * cfg.c (rbi_pool): Make it static.
3886 * gimple-low.c (lower_stmt_body): Make it static.
3887 * tree-flow.h: Remove the corresponding prototype. Don't
3890 * sched-deps.c (cache_size): Make it static.
3892 * stor-layout.c (lang_adjust_rli): Make it static.
3894 2005-03-08 Julian Brown <julian@codesourcery.com>
3896 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
3897 from being used for symbols with vague linkage when
3898 HAVE_GAS_COMDAT_GROUP is true.
3900 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
3902 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
3903 nlabel == JUMP_LABEL (jump).
3905 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3907 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
3908 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
3909 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
3910 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
3912 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
3915 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
3916 * c-common.c (handle_returns_twice): New function.
3917 (c_common_attribute_table): Declare eturns_twice' attribute.
3918 * doc/extend.texi: Document eturns_twice' attribute.
3919 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
3920 (struct tree_decl): Add returns_twice_flag.
3922 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3924 * tree-ssa-phiopt.c: Fix a comment typo.
3926 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
3927 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
3928 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
3931 2005-03-08 Richard Henderson <rth@redhat.com>
3933 * config/alpha/alpha.c (code_for_builtin): Replace special-case
3934 builtin codes with ctzdi2, clzdi2, popcountdi2.
3935 (struct alpha_builtin_def): Add is_const.
3936 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
3937 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
3938 (alpha_init_builtins): Init them. Set nothrow and const attributes
3940 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
3941 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
3942 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
3943 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
3944 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
3945 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
3946 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
3947 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
3948 (TARGET_FOLD_BUILTIN): New.
3949 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
3950 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
3952 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
3954 2005-03-08 Ira Rosen <irar@il.ibm.com>
3956 PR tree-optimization/20122
3957 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
3958 condition of access function instead of base.
3960 2005-03-07 Jeff Law <law@redhat.com>
3961 Steven Bosscher <stevenb@suse.de>
3963 * tree-cfg.c (find_taken_edge_computed_goto): New function.
3964 (find_taken_edge): Call find_taken_edge_computed_goto as
3965 appropriate. Allow any gimple invariant rather than just
3966 INTEGER_CST for VAL.
3967 (cleanup_control_flow): Cleanup a computed goto which has turned
3969 (tree_merge_blocks): If block B has any forced labels, move
3970 them to the start of block A.
3971 * tree-ssa-dom.c (thread_across_edge): Allow threading across
3972 computed gotos as well.
3973 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
3974 removal of unnecessary computed gotos too.
3975 (lookup_redirection_data): Fix type of INSERT argument. Callers
3978 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3980 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
3981 Remove trailing spaces.
3983 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
3984 unshare_all_trees): Make them static.
3985 * tree-gimple.h: Remove the corresponding prototypes.
3987 * diagnostic.h: Remove unused prototype
3988 debug_output_buffer.
3989 * modulo-sched.c: Remove unused prototype
3990 set_row_column_for_ps.
3992 * tree-ssa-phiopt.c (tree_ssa_phiopt,
3993 replace_phi_edge_with_variable): Remove unused variable i.
3995 2005-03-07 Per Bothner <per@bothner.com>
3997 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
3999 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
4002 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
4003 bbs on the COND_EXPR instead of the PHI_NODEs.
4004 (candidate_bb_for_phi_optimization): Remove.
4005 (replace_phi_with_stmt): Rename to ...
4006 (replace_phi_edge_with_variable): this and change so that we
4007 replace the phi argument instead of removing the PHI.
4008 (conditional_replacement): Change so we deal with PHI with more
4010 (value_replacement): Likewise.
4011 (abs_replacement): Likewise.
4013 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
4015 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
4016 output_e500_flip_gt_bit.
4018 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
4020 (rs6000_generate_compare): Fix logic to look at the correct bits.
4021 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
4023 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
4024 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
4025 gen_move_from_CR_gt_bit.
4027 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
4028 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
4029 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
4031 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
4032 (E500_CR_IOR_COMPARE): New constant.
4034 2005-03-08 Earl Chew <earl_chew@agilent.com>
4035 David Billinghurst <David.Billinghurst@riotinto.com>
4037 * config/i386/host-cygwin.c: New file to support precompiled
4039 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
4040 * config.host: Use above files for cygwin host.
4042 2005-03-07 David Edelsohn <edelsohn@gnu.org>
4044 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
4045 ordering ops from earlier change.
4047 2005-03-07 Per Bothner <per@bothner.com>
4049 Various fixes to allow us to again build if --enable-mapped-location:
4050 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
4051 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
4052 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
4053 local variable loc. Change logic appropriately.
4054 * tree-vect-transform.c (vect_finish_stmt_generation): Use
4055 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
4056 * c-parser.c (c_parser_for_statement): Initialize loc variable.
4057 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
4058 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
4060 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
4062 PR rtl-optimization/19683
4063 * reload1.c (choose_reload_regs): Pass the number of bits, not the
4064 number of bytes, to smallest_int_for_mode. Fix arguments to
4065 REG_CANNOT_CHANGE_MODE_P.
4067 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4069 * reorg.c (relax_delay_slots): Check that the jump is
4070 conditional before trying to invert it.
4072 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4074 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
4077 * calls (stack_arg_under_construction): Make it static.
4079 * flow.c (regs_live_at_setjmp): Make it static.
4080 * flow.h: Remove the corresponding prototype.
4082 * reload1.c (reload_startobj, reload_firstobj,
4083 something_needs_operands_changed, reload_inherited,
4084 reload_inheritance_insn, reload_override_in,
4085 reload_spill_index): Make them static.
4087 * recog.c (verify_changes): Make it static.
4088 * recog.h: Remove the corresponding prototype.
4090 * cfgbuild.c (find_sub_basic_blocks): Remove.
4091 * basic-block.h: Remove the corresponding prototype.
4092 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
4094 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
4096 * tree-ssa-operands.c (check_build_stmt): Remove.
4098 * stor-layout.c (set_alignment): Remove.
4099 * tree.h: Remove the corresponding prototype.
4101 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
4103 * tree-ssa-dce.c (control_dependence_map,
4104 visited_control_parents): Make them static.
4106 * cfghooks.c (verify_flow_info): Remove local variable
4109 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
4112 * loop-unswitch.c (unswitch_loop): Remove local variable src.
4114 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
4116 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
4118 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
4120 * config/ia64/hpux.h (LINK_SPEC): Add -z.
4121 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
4122 PARALLEL for an empty structure.
4124 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4126 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
4128 * fold-const.c (fold_binary): Unroll the very first "for"
4131 2005-03-06 David Edelsohn <edelsohn@gnu.org>
4133 * config/rs6000/predicates.md (branch_comparison_operator): Remove
4134 redundant match_code test.
4135 (scc_comparison_operator): Swap match_operand and match_code
4137 (branch_positive_comparison_operator): Same.
4138 (trap_comparison_operator): Use comparison_operator and swap with
4141 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
4144 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
4145 (out_movhi_r_mr): Read low byte of volatile MEM first.
4146 (out_movhi_mr_r): Write high byte of volatile MEM first.
4148 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4150 * cselib.c (reg_values, reg_values_size): Make them static.
4152 * cse.c (cse_reg_info_table): Make it static.
4154 * fold-const.c (fold_unary): Use build1 instead of copy_node.
4156 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
4158 * cse.c (find_best_addr): Use canon_for_address.
4160 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4162 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
4163 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
4164 SUBREG and MEM, respectively.
4166 * fold-const.c (fold_binary): Use code instead of t.
4168 * fold-const.c (optimize_minmax_comparison): Take decomposed
4169 arguments code, type, op0, and op1 instead of t.
4170 (fold_binary): Update a call to optimize_minmax_comparison.
4172 * fold-const.c (fold_range_test): Take decomposed arguments
4173 code, type, op0, and op1 instead of t.
4174 (fold_binary): Update a call to fold_range_test.
4176 * fold-const.c (fold_binary_op_with_conditional_arg): Take
4177 decomposed arguments code, type, op0, and op1 instead of t.
4178 (fold_binary): Update a call to fold_range_test.
4180 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4182 * fold-const.c (fold_binary): Avoid directly using the original
4183 expression t as much as possible.
4185 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4187 * c-semantics.c (build_stmt): Use TYPE_P instead of
4188 IS_NON_TYPE_CODE_CLASS.
4189 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
4190 (NON_TYPE_CHECK): Use TYPE_P instead of
4191 IS_NON_TYPE_CODE_CLASS.
4193 * fold-const.c (fold): Remove handling of binary expressions.
4195 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
4197 * doc/c-tree.texi: Wrap comments in @r{}.
4198 * doc/cpp.texi: Likewise.
4199 * doc/cppinternals.texi: Likewise.
4200 * doc/extend.texi: Likewise.
4201 * doc/md.texi: Likewise.
4202 * doc/objc.texi: Likewise.
4203 * doc/sourcebuild.texi: Likewise.
4204 * doc/tm.texi: Likewise.
4207 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4209 * predict.c (apply_return_prediction): Standardize PHI chain
4211 * tree-ssa.c (ssa_redirect_edge): Likewise.
4213 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
4214 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
4217 * tree-phinodes.c (remove_phi_node): Drop the last argument.
4218 * tree-flow.h: Adjust the prototype for remove_phi_node.
4219 * lambda-code.c (perfect_nestify): Adjust a call to
4222 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
4223 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
4225 * tree-ssa-dce.c (remove_dead_phis): Likewise.
4226 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
4227 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
4228 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
4230 * combine.c (simplify_and_const_int): Use gen_int_mode instead
4231 of GEN_INT (trunc_int_for_mode (...)).
4232 * loop-iv.c (iv_number_of_iterations): Likewise.
4233 * postreload.c (reload_cse_move2add): Likewise.
4234 * simplify-rtx.c (simplify_const_unary_operation,
4235 simplify_const_binary_operation): Likewise.
4236 * stor-layout.c (get_mode_bounds): Likewise.
4238 * fold-const.c (fold_binary): New.
4239 (fold): Call fold_binary on binary expressions.
4241 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
4243 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
4244 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
4245 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
4246 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
4247 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
4249 2005-03-04 Devang Patel <dpatel@apple.com>
4251 PR tree-optimization/18815
4252 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4253 loops with zero exit edges.
4255 2005-03-04 Devang Patel <dpatel@apple.com>
4257 * doc/invoke.texi: Remove reference to webpage that does not exist.
4259 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
4260 Joseph S. Myers <joseph@codesourcery.com>
4263 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
4264 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
4265 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
4266 * pa.c (get_plabel): Change argument to symbol_ref. Call
4267 maybe_get_identifier instead of get_identifier.
4268 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
4269 (struct deferred_plabel): Replace name field with symbol field.
4270 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
4271 ASM_OUTPUT_EXTERNAL_REAL is defined.
4272 (output_global_address): Use output_addr_const for output of all
4274 (output_deferred_plabels): Use symbol_ref instead of name for address
4276 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
4277 ASM_OUTPUT_SYMBOL_REF): New macros.
4278 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
4280 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
4283 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
4285 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
4286 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
4288 2005-03-04 Jeff Law <law@redhat.com>
4290 * basic-block.h (rediscover_loops_after_threading): Declare.
4291 * tree-ssa-dom.c: Include cfgloop.h.
4292 (tree_ssa_dominator_optimize): Discover loops and some basic
4293 properties. Remove forwarder blocks recreated by loop header
4294 canonicalization. Also mark backedges in the CFG.
4295 * tree-ssa-threadupdate.c: Include cfgloop.h
4296 (rediscover_loops_after_threading): Define.
4297 (struct local_info): New field, JUMP_THREADED.
4298 (prune_undesirable_thread_requests): New function.
4299 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
4300 then record that fact for the callers of redirct_edges.
4301 (thread_block): If BB has incoming backedges, then call
4302 prune_undesirable_thraed_requests. Note when we are
4303 going to have to rediscover loop information. Return a
4304 boolean indicating if any jumps were threaded.
4305 (thread_through_all_blocks): Bubble up boolean indicating
4306 if any jumps were threaded.
4307 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
4308 (tree-ssa-threadupdate.o): Similarly.
4310 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4312 * fold-const.c (fold_ternary): Unroll the "for" loop to
4315 2005-03-04 Andrew Haley <aph@redhat.com>
4317 * unwind-dw2-fde-glibc.c (struct
4318 unw_eh_callback_data.check_cache): New field.
4319 (frame_hdr_cache): New.
4320 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
4321 Cache frame header info.
4323 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
4325 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
4326 (print_c_condition): Declare.
4327 * read-rtl.c (ptr_loc): New structure.
4328 (ptr_locs, ptr_loc_obstack, joined_conditions)
4329 (joined_conditions_obstack): New variables.
4330 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
4331 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
4332 (join_c_conditions, print_c_condition): New functions.
4333 (apply_macro_to_string): Associate the new string with the same
4334 source location as the old one.
4335 (add_condition_to_string): Use join_c_conditions.
4336 (read_string): Use set_rtx_ptr_loc to record a filename and line
4337 number for the string.
4338 (read_rtx): Initialize the new variables above.
4339 * genattrtab.c (write_test_expr, write_attr_value): Use
4341 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
4342 comment above the GCC_VERSION check.
4343 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
4344 Inline the definition of MAYBE_EVAL.
4345 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
4346 * genoutput.c (process_template): Likewise.
4347 * genpreds.c (write_predicate_subfunction): Likewise.
4348 (write_predicate_expr): Use print_c_condition.
4349 * genrecog.c (write_cond): Likewise.
4350 * gensupport.c (process_rtx): Use join_c_conditions to join the
4351 conditions of a define_insn_and_split. Record a source location
4352 for the string after the "&&".
4353 (alter_test_for_insn): Use join_c_conditions.
4355 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
4358 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4359 PR tree-optimization/15784
4360 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4363 2005-03-04 Ben Elliston <bje@au.ibm.com>
4365 * gcc.c (option_map): Add --coverage.
4366 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
4367 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
4368 * config/darwin.h: Pass -lgcov for `coverage'.
4369 * doc/invoke.texi (Debugging Options): Document --coverage.
4371 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4373 * gcse.c (bypass_block): Use find_edge wherever possible.
4375 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
4379 * c-opts.c (c_common_parse_file): Call start_source_file
4380 and end_source_file at the approriate times.
4382 * dwarf2out.c (dwarf2out_finish): Don't auto-end
4383 the main file, it will be done for us now.
4385 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4387 * fold-const.c (fold_ternary): New.
4388 (fold): Call fold_ternary on ternary expressions. Remove
4389 handling of ternary expressions.
4391 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4393 PR tree-optimization/15784
4394 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4397 2005-03-03 David Edelsohn <edelsohn@gnu.org>
4399 * config/rs6000/predicates.md (branch_comparison_operator):
4400 Convert from C block to conditional format.
4402 2005-03-03 Jan Hubicka <jh@suse.cz>
4404 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
4405 and non-constant public variables.
4407 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
4409 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
4412 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
4415 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
4416 calls to release_ssa_name and release_phi_node.
4418 * fold-const.c (fold): Remove handling of unary expressions.
4420 * fold-const.c (fold_unary): Avoid directly using the original
4421 expression t as much as possible.
4423 2005-03-03 Roger Sayle <roger@eyesopen.com>
4424 Andrew Pinski <pinskia@physics.uc.edu>
4426 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
4427 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
4429 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
4431 Describe special registers SRP and MOF as allocatable registers.
4432 * config/cris/cris.c (cris_md_asm_clobbers): New function.
4433 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
4434 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
4435 TARGET_HAS_MUL_INSNS.
4436 (cris_print_operand) <case 'd'>: New case.
4437 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
4438 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
4440 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
4441 (REG_ALLOC_ORDER): Update for MOF.
4442 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
4444 (GENERAL_REGS): No longer a define of ALL_REGS.
4445 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
4446 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
4448 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
4449 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
4450 (SECONDARY_RELOAD_CLASS): Define.
4451 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
4452 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
4453 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
4454 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
4455 (REGISTER_MOVE_COST): Define.
4456 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
4457 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
4458 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
4459 (CRIS_MOF_REGNUM): New define_constants.
4460 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
4462 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
4464 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
4465 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
4466 Adjust for MOF being properly described as a register.
4467 (indir_to_reg_split): Name this split. Conditionalize on the
4468 destination register being a general register.
4469 (movei): Conditionalize on on operands 0 and 1 having the same
4472 2005-03-03 Alan Modra <amodra@bigpond.net.au>
4475 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
4476 -mcpu to override any other explicitly given flags.
4478 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
4480 * recog.c (verify_changes, confirm_change_group): New functions,
4481 broken out of apply_change_group.
4482 (apply_change_group): Use them.
4483 * recog.h (verify_change, confirm_change_group): Declare.
4484 * rtl.h (redirect_jump_2): Declare.
4485 * jump.c (redirect_exp, invert_exp): Delete.
4486 (invert_exp_1): Take second parameter. Return value. Changed caller.
4487 (redirect_jump_2): New function, broken out of redirect_jump.
4488 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
4489 (invert_jump): Use invert_jump_1 and redirect_jump_2.
4490 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
4492 2005-03-02 Geoffrey Keating <geoffk@apple.com>
4494 * varasm.c (named_section): Use xstrdup rather than doing it by
4497 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
4499 2005-03-02 Devang Patel <dpatel@apple.com>
4501 Undo PR tree-optimization/18815 fix.
4503 2005-03-02 Devang Patel <dpatel@apple.com>
4505 PR tree-optimization/18815
4506 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4507 loops with zero exit edges.
4509 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4511 * cfg.c (connect_src, connect_dest, disconnect_src,
4512 disconnct_dest): New.
4513 (unchecked_make_edge, remove_edge, redirect_edge_succ,
4514 redirect_edge_pred): Use the new functions.
4516 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
4517 free_dominance_info only when needed.
4519 2005-03-02 David Edelsohn <edelsohn@gnu.org>
4522 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
4523 (reg_or_sub_cint64_operand): Same.
4525 2005-03-02 Jeff Law <law@redhat.com>
4527 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
4528 CFG_ALTERED in the main DOM iteration loop.
4530 2005-03-02 Mark Mitchell <mark@codesourcery.com>
4533 * varasm.c (initializer_constant_valid_p): Allow conversions
4534 between OFFSET_TYPEs. Tidy.
4536 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
4538 * config/cris/cris.md ("return"): Remove epilogue delay list
4541 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
4543 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
4545 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
4547 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4549 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
4550 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
4551 config/m68k/m68k.c, config/mips/mips.h,
4552 config/rs6000/rs6000-protos.h, doc/contrib.texi,
4553 doc/include/gcc-common.texi: Update copyright.
4555 PR middle-end/18029 and PR middle-end/18030
4556 * expr.c (optimize_bitfield_assignment_op): Add a special case
4557 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
4559 * fold-const.c (fold_unary): New.
4560 (fold): Call fold_unary on unary expressions.
4562 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
4564 * cgraph.h (struct cgraph_edge): Add prev_caller and
4566 (cgraph_node_remove_callees): Export.
4567 * cgraph.c (cgraph_create_edge): Initialize prev_caller
4569 (cgraph_edge_remove_callee): New function.
4570 (cgraph_edge_remove_caller): Likewise.
4571 (cgraph_remove_edge): Use.
4572 (cgraph_redirect_edge_callee): Likewise.
4573 (cgraph_node_remove_callees): New function.
4574 (cgraph_node_remove_callers): Likewise.
4575 (cgraph_remove_node): Use.
4576 * tree-optimize.c (tree_rest_of_compilation): Use
4577 cgraph_node_remove_callees instead of manual loop.
4578 * cgraphunit.c (cgraph_finalize_function): Likewise.
4579 (cgraph_expand_function): Likewise.
4580 (cgraph_remove_unreachable_nodes): Likewise.
4582 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
4585 * c-tree.h (undeclared_variable, build_external_ref): Add extra
4587 * c-decl.c (undeclared_variable): Take location as argument.
4588 * c-typeck.c (build_external_ref): Likewise.
4589 * c-parser.c (c_parser_postfix_expression): Pass location of
4590 identifier to build_external_ref.
4592 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4594 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
4595 CCEQ mode for branch_positive_comparison_operator test.
4596 * config/rs6000/predicates (branch_comparison_operator): Revert to
4598 (scc_comparison_operator): Same.
4599 (branch_positive_comparison_operator): Same.
4601 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
4603 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
4604 (cris_delay_slots_for_epilogue): Remove.
4605 (save_last): Move into cris_target_asm_function_epilogue.
4606 (cris_target_asm_function_epilogue): Remove tests for file being
4608 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
4609 (cris_delay_slots_for_epilogue): Remove prototypes.
4610 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
4611 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
4613 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4615 * config/rs6000/predicates.md (branch_comparison_operator): Change
4616 to define_special_predicate.
4617 (scc_comparison_operator): Same.
4618 (branch_positive_comparison_operator): Same.
4620 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
4622 * Makefile.in (tree-ssa-sink.o): New.
4623 (OBJS-common): Add tree-ssa-sink.o.
4624 * common.opt: Add -ftree-sink
4625 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
4626 * timevar.def (TV_TREE_SINK): new timevar.
4627 * tree-flow.h (is_hidden_global_store): Prototype.
4628 * tree-optimize.c (init_tree_optimization_passes): Add
4630 * tree-pass.h (pass_sink_code): New.
4631 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
4632 for non-obvious global store store to is_hidden_global_store, and
4633 call that new function.
4634 * tree-ssa-sink.c: New file.
4635 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
4636 * doc/passes.texi: Document forward store motion.
4637 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
4638 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
4639 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
4640 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
4642 2005-03-01 Per Bothner <per@bothner.com>
4644 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
4645 and we have a non-zero column-number, add it to the message.
4646 Also factor out the diagnostic_kind_text.
4648 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
4650 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
4651 flow_loop_pre_header_scan, flow_loop_pre_header_find,
4652 flow_loop_scan): Removed.
4653 (flow_loop_dump): Do not dump removed fields.
4654 (flow_loop_free): Do not free removed fields.
4655 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
4656 (loop_exit_edge_p): New function.
4657 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
4658 num_pre_header_edges, entry_edges, num_entries, exit_edges,
4659 num_exits, exits_doms.
4660 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
4661 LOOP_EDGES, LOOP_ALL): Removed.
4662 (flow_loop_scan): Declaration removed.
4663 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
4664 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
4666 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
4667 (if_convert): Call flow_loops_find and flow_loops_free
4668 when calling mark_loop_exit_edges.
4669 * cfgloopanal.c (mark_loop_exit_edges): Moved from
4670 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
4671 free_dominance_info calls.
4672 * loop-init.c (flow_loops_find): Ditto.
4673 * passes.c (rest_of_handle_branch_prob): Ditto.
4674 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
4675 * loop-unroll.c (analyze_insns_in_loop): Do not use
4677 * predict.c (predict_loops): Do not call flow_loop_scan.
4678 Use get_loop_exit_edges.
4679 (tree_estimate_probability): Do not pass flags to flow_loops_find.
4680 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
4681 Do not use EDGE_LOOP_EXIT.
4682 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
4683 to bb_with_exit_edge_p.
4684 (if_convertible_loop_p): Do not call flow_loop_scan. Use
4685 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
4686 to bb_with_exit_edge_p.
4687 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
4689 * tree-loop-linear.c (linear_transform_loops): Do not call
4690 flow_loop_scan. Use loop->single_exit.
4691 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
4692 (vect_analyze_loop_form): Do not call flow_loop_scan.
4693 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
4695 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
4697 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
4698 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4699 slpeel_tree_duplicate_loop_to_edge_cfg,
4700 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
4701 Use loop_preheader_edge and loop->single_exit. Do not call
4704 2005-03-01 Nick Clifton <nickc@redhat.com>
4706 * config/arm/arm.c (thumb_find_work_register): Check all of the
4707 argument registers to see if they are free, and a couple of
4708 special cases where the last argument register but can be proved
4709 to be available during the function's prologue.
4710 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
4711 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
4712 thumb_unexpanded_epilogue): Use unsigned long as the type for the
4714 (thumb_compute_save_reg_mask): Likewise. Also use
4715 thumb_find_work_register() to ensure that there is agreement about
4716 which work register is going to be used in the prologue.
4717 (thumb_output_function_prologue): Use unsigned long as the type
4718 for the register bit-mask. Also delay pushing the link register if
4719 other high registers are going to be pushed.
4720 (thumb_compute_save_reg_mask, emit_multi_reg_push,
4721 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
4722 redundant prototypes.
4724 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
4727 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
4728 and after reload in REG+REG indexed addresses without REG_POINTER
4729 set in the base and not set in the index.
4731 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4733 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
4734 Don't undefine here.
4735 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
4736 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
4737 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4738 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
4739 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
4741 * config.gcc (sh*-*-linux*): Use config/linux.h.
4743 2005-02-28 Dale Johannesen <dalej@apple.com>
4744 Stan Shebs <shebs@apple.com>
4746 Rewrite of 64-bit Darwin structure-by-value pass/return.
4747 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
4748 intoffset, use_stack, named.
4749 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
4750 (rs6000_darwin64_record_arg_advance_flush): New.
4751 (rs6000_darwin64_record_arg_advance_recurse): New.
4752 (rs6000_darwin64_record_arg_flush): New.
4753 (rs6000_darwin64_record_arg_recurse): New.
4754 (rs6000_darwin64_record_arg): New.
4755 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
4756 (function_arg_boundary): Handle 128-bit aligned structs.
4757 (function_arg_advance): Rewrite darwin64 struct handling.
4758 (function_arg): Call rs6000_darwin64_record_arg.
4759 (function_arg_partial_nregs): Handle darwin64 structs.
4760 (rs6000_darwin64_function_value): Remove.
4761 (rs6000_function_value): Call rs6000_darwin64_record_arg.
4763 2005-02-28 Roger Sayle <roger@eyesopen.com>
4765 PR tree-optimization/20216
4766 * tree-chrec.c (tree_fold_factorial): Delete.
4767 (tree_fold_binomial): Change argument list to take a return type
4768 and change the type of K to unsigned int. Rewrite to avoid explicit
4769 evaluation of factorials, and (recursively) calling fold to perform
4770 compile-time arithmetic. Return NULL on (internal) overflow.
4771 (chrec_evaluate): Change type of K to an unsigned int. Avoid
4772 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
4773 if any intermediate calculation overflows.
4774 (chrec_apply): Update call to chrec_evaluate.
4776 2005-02-28 James E Wilson <wilson@specifixinc.com>
4778 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
4780 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
4783 * c-parser.c (c_parser_compound_statement): Return error_mark_node
4784 instead of NULL_TREE on error.
4786 2005-02-28 David Edelsohn <edelsohn@gnu.org>
4788 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
4789 (EASY_VECTOR_15_ADD_SELF): Remove.
4790 (num_insns_constant_wide): Not static.
4791 (validate_condition_mode): Not static.
4792 (toc_relative_expr_p): Not static.
4793 (legitimate_indirect_address_p): Not static.
4794 (macho_lo_sum_memory_operand): Not static.
4795 (invalid_e500_subreg): Not static.
4796 (easy_vector_same): Not static.
4797 (easy_vector_splat_const): Not static.
4798 (RS6000_SYMBOL_REF_TLS_P): Remove.
4799 (any_operand): Delete.
4800 (any_parallel_operand): Delete.
4801 (count_register_operand): Delete.
4802 (altivec_register_operand): Delete.
4803 (xer_operand): Delete.
4804 (s8bit_cint_operand): Delete.
4805 (short_cint_operand): Delete.
4806 (u_short_cint_operand): Delete.
4807 (non_short_cint_operand): Delete.
4808 (exact_log2_cint_operand): Delete.
4809 (gpc_reg_operand): Delete.
4810 (cc_reg_operand): Delete.
4811 (cc_reg_not_cr0_operand): Delete.
4812 (reg_or_short_operand): Delete.
4813 (reg_or_neg_short_operand): Delete.
4814 (reg_or_aligned_short_operand): Delete.
4815 (reg_or_u_short_operand): Delete.
4816 (reg_or_cint_operand): Delete.
4817 (reg_or_arith_cint_operand): Delete.
4818 (reg_or_add_cint64_operand): Delete.
4819 (reg_or_sub_cint64_operand): Delete.
4820 (reg_or_logical_cint_operand): Delete.
4821 (got_operand): Delete.
4822 (got_no_const_operand): Delete.
4823 (easy_fp_constant): Delete.
4824 (easy_vector_constant): Delete.
4825 (easy_vector_constant_add_self): Delete.
4826 (zero_constant): Delete.
4827 (zero_fp_constant): Delete.
4828 (volatile_mem_operand): Delete.
4829 (offsettable_mem_operand): Delete.
4830 (mem_or_easy_const_operand): Delete.
4831 (add_operand): Delete.
4832 (non_add_cint_operand): Delete.
4833 (logical_operand): Delete.
4834 (non_logical_cint_operand): Delete.
4835 (mask_operand): Delete.
4836 (mask_operand_wrap): Delete.
4837 (mask64_operand): Delete.
4838 (mask64_2_operand): Delete.
4839 (and64_operand): Delete.
4840 (and64_2_operand): Delete.
4841 (and_operand): Delete.
4842 (reg_or_mem_operand): Delete.
4843 (lwa_operand): Delete.
4844 (symbol_ref_operand): Delete.
4845 (call_operand): Delete.
4846 (current_file_function_operand): Delete.
4847 (input_operand): Delete.
4848 (rs6000_nonimmediate_operand): Delete.
4849 (rs6000_tls_symbol_ref): Delete.
4850 (save_world_operation): Delete.
4851 (restore_world_operation): Delete.
4852 (load_multiple_operation): Delete.
4853 (store_multiple_operation): Delete.
4854 (vrsave_operation): Delete.
4855 (mfcr_operation): Delete.
4856 (mtcrf_operation): Delete.
4857 (lmw_operation): Delete.
4858 (stmw_operation): Delete.
4859 (branch_comparison_operator): Delete.
4860 (branch_positive_comparison_operator): Delete.
4861 (scc_comparison_operator): Delete.
4862 (trap_comparison_operator): Delete.
4863 (boolean_operator): Delete.
4864 (boolean_or_operator): Delete.
4865 (min_max_operator): Delete.
4866 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
4867 (EASY_VECTOR_15): Moved to here.
4868 (EASY_VECTOR_15_ADD_SELF): Move to here.
4869 (PREDICATE_CODES): Delete.
4870 * config/rs6000/rs6000-protos.h: Delete predicate functions.
4871 Declare functions no longer static.
4872 * config/rs6000/predicates.md: New.
4873 * config/rs6000/rs6000.md: Include predicates.md
4875 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
4877 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
4878 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
4880 * cfgrtl.c (need_fake_edge_p): Likewise.
4881 * combine.c (distribute_notes): Likewise.
4882 * emit-rtl.c (try_split): Likewise.
4883 * recog.c (peephole2_opimize): Likewise.
4884 * reg-notes.def (ALWAYS_RETURN): Remove.
4885 * rtl.h (LCT_ALWAYS_RETURN): Remove.
4886 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
4887 * tree.h (ECF_ALWAYS_RETURN): Remove.
4889 2005-02-28 Roger Sayle <roger@eyesopen.com>
4892 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
4893 between different machine modes is never a "useless" conversion.
4895 2005-02-28 Geert Bosch <bosch@gnat.com>
4898 * doc/contrib.texi: List contributors for Ada front end
4900 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
4902 * simplify-rtx.c (simplify_unary_operation_1,
4903 simplify_const_unary_operation): New, extracted from...
4904 (simplify_unary_operation): ... this one.
4905 (simplify_binary_operation_1,
4906 simplify_const_binary_operation): New, extracted from...
4907 (simplify_binary_operation): ... this one.
4908 * rtl.h (simplify_const_unary_operation,
4909 simplify_const_binary_operation): Add prototypes.
4911 2005-02-28 Julian Brown <julian@codesourcery.com>
4913 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
4914 building libjava and caused PR regression/20228.
4916 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
4919 * Makefile.in (host_subdir): New.
4920 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
4921 * configure: Regenerate.
4923 2005-02-27 Zack Weinberg <zack@codesourcery.com>
4925 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
4926 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
4927 installation directory first.
4929 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
4932 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
4933 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
4934 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
4935 * config/cris/cris.md: Tweak comments referring to Q.
4936 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
4937 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
4938 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
4939 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
4940 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
4941 Insert spaces in constraints to align alternatives vertically for
4943 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
4946 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4948 PR rtl-optimization/17728
4949 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
4950 operand 0 from general_operand to move_dest_operand.
4952 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4954 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
4955 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
4956 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
4957 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
4959 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
4961 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
4962 * configure: Regenerate.
4963 * libada-mk.in: Remove CC; rename
4964 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
4966 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
4969 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
4970 for the lhs, also walk over the tree. Likewise for rhs.
4972 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
4974 * tree-ssa-dom.c (simple_iv_increment_p): New function.
4975 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
4976 Do not propagate value of iv before increment over the increment.
4978 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
4980 * c-parser.c: New file.
4981 * c-parse.in: Remove.
4982 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
4984 (c-parser.o): Add dependencies.
4985 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
4986 maintainer-clean, TAGS): Update.
4987 * c-config-lang.in (gtfiles): Update.
4988 * gengtype-lex.l: Don't handle "@@".
4989 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
4990 objc_build_synchronized, objc_begin_try_stmt,
4991 objc_begin_catch_clause, objc_finish_catch_clause,
4992 objc_build_finally_clause, objc_finish_try_stmt): New.
4993 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
4995 (c_parse_init): Update comment.
4996 * c-decl.c (c_init_decl_processing): Update comment.
4997 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
4998 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
4999 new c_declspecs members.
5001 2005-02-25 Julian Brown <julian@codesourcery.com>
5003 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
5004 from being used for symbols with vague linkage when
5005 HAVE_GAS_COMDAT_GROUP is true.
5007 2005-02-25 Mark Mitchell <mark@codesourcery.com>
5009 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
5011 2005-02-25 Steve Ellcey <sje@cup.hp.com>
5014 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
5015 (LIBGCC2_HAS_DF_MODE): New.
5016 (LIBGCC2_HAS_XF_MODE): New.
5017 (LIBGCC2_HAS_TF_MODE): New.
5018 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
5019 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
5020 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
5021 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
5022 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
5023 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
5024 and add _fixtfdi, _fixunstfdi, _floatditf
5025 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
5026 L_fixunstfdi, L_floatditf.
5027 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
5028 (LIBGCC2_HAS_TF_MODE): Define.
5030 2005-02-25 Diego Novillo <dnovillo@redhat.com>
5032 PR tree-optimization/20204
5033 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
5034 REWRITE_THIS_STMT markers on PHI nodes.
5035 (rewrite_initialize_block): Likewise.
5037 2005-02-25 Mark Mitchell <mark@codesourcery.com>
5039 * version.c (version_string): Update to 4.1.
5041 2005-02-25 Paolo Carlini <pcarlini@suse.de>
5043 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
5044 Clarify that the alternative way doesn't work in GNU C++.
5046 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
5048 PR tree-optimization/19937
5049 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
5050 to the type of the induction variable.
5052 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
5054 PR rtl-optimization/20117
5055 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
5056 the block including noncopyable insn.
5058 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5060 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
5061 calls to find_reg_note.
5063 2005-02-24 Richard Henderson <rth@redhat.com>
5066 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
5069 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
5071 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
5072 vector types if to use base reg for misaligned non-word ld/std.
5074 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5077 * config/cris/cris.c (cris_target_asm_function_prologue): Create
5078 dwarf2 label manually and put it after, not before the prologue.
5080 2005-02-24 David Edelsohn <edelsohn@gnu.org>
5083 * reload.c (operands_match_p): Only increment register number for
5084 SCALAR_INT_MODE_P modes in multiple hard registers.
5086 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
5089 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5091 * ChangeLog.5: Fix log message typo(s).
5092 * ChangeLog.7: Likewise.
5093 * ChangeLog.tree-ssa: Likewise.
5094 * cfgexpand.c: Fix comment typo(s).
5095 * conflict.c: Likewise.
5096 * defaults.h: Likewise.
5097 * dwarf2out.c: Likewise.
5099 * ggc-page.c: Likewise.
5100 * tree-eh.c: Likewise.
5101 * tree-ssa-dom.c: Likewise.
5103 2005-02-24 Jakub Jelinek <jakub@redhat.com>
5106 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
5107 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
5108 if SHARED is defined.
5111 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
5112 allow splitting only if operands 0 and 3 don't overlap.
5114 2005-02-24 Richard Henderson <rth@redhat.com>
5117 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
5118 (fold_builtin_1): Call them.
5119 * fold-const.c (fold_complex_mult_parts): Split out from ...
5120 (fold_complex_mult): ... here. Fix typo in both imaginary case.
5121 (fold_complex_div_parts, fold_complex_div): New.
5123 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
5125 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5127 * tree-ssa-ccp.c (visit_assignment): Verify that result of
5128 VIEW_CONVERT_EXPR is_gimple_min_invariant.
5130 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
5131 (print_node): Likewise.
5132 Print TYPE_SIZES_GIMPLIFIED.
5134 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5136 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
5137 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
5138 operands as commutative in constraints.
5140 2005-02-24 Diego Novillo <dnovillo@redhat.com>
5142 * tree-into-ssa.c: Re-organize internal functions.
5144 2005-02-24 Richard Henderson <rth@redhat.com>
5147 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
5149 * common.opt (fcx-limited-range): New.
5150 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
5151 * toplev.c (flag_complex_method): Initialize to 1.
5152 (process_options): Set flag_complex_method to 0 if
5153 flag_cx_limited_range.
5154 * doc/invoke.texi (-fcx-limited-range): New.
5156 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5158 * cse.c (delete_trivially_dead_insns): Speed up by using
5159 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
5162 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
5164 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
5165 functions when -mid-shared-library is being used.
5167 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
5169 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
5170 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
5171 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
5172 * system.h: Poison LINK_LIBGCC_SPECIAL.
5174 2005-02-23 James E Wilson <wilson@specifixinc.com>
5176 * gengtype.c (note_insn_name): Make 1 element larger.
5178 2005-02-23 Roger Sayle <roger@eyesopen.com>
5181 PR rtl-optimization/20097
5182 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
5183 BImode SUBREGs of SImode registers which confuse the ia64 backend.
5185 2005-02-23 David Edelsohn <edelsohn@gnu.org>
5187 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
5188 * t-aix52 (SHLIB_INSTALL): Same.
5190 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
5192 * genpreds.c: Update copyright.
5194 2005-02-23 Michael Beach <michaelb@ieee.org>
5197 * config/sparc/t-elf (startup files): Assemble with CPP.
5199 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
5201 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
5202 (write_predicate_expr): Likewise.
5204 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5206 PR tree-optimization/20100
5207 PR tree-optimization/20115
5208 * tree-optimize.c (init_tree_optimization_passes): Remove
5209 pass_maybe_create_global_var.
5210 * tree-pass.h (pass_maybe_create_global_var): Remove.
5211 * tree-ssa-alias.c (aliases_computed_p): Declare.
5212 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
5213 (count_calls_and_maybe_create_global_var): Remove.
5214 (pass_maybe_create_global_var): Remove.
5215 (init_alias_info): Do not declare aliases_computed_p.
5216 (maybe_create_global_var): If the function contains no
5217 call-clobbered variables and a mix of pure/const and regular
5218 function calls, create .GLOBAL_VAR.
5219 Mark all call-clobbered variables for renaming.
5220 (merge_pointed_to_info): Update comment.
5221 (add_pointed_to_var): Likewise.
5222 (is_escape_site): Likewise.
5223 Accept struct alias_info * instead of size_t *.
5225 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
5227 * tree-ssa-operands.c (get_call_expr_operands): If
5228 ALIASES_COMPUTED_P is false, do not add call-clobbering
5230 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
5231 (delete_tree_ssa): Likewise.
5233 2005-02-22 James E Wilson <wilson@specifixinc.com>
5235 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
5236 (do_compile): Do call it here.
5238 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5240 PR rtl-optimization/20017.
5241 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
5242 rest_of_handle_cse2, rest_of_handle_gcse): Call
5243 delete_dead_jumptables immediately before calling cleanup_cfg.
5245 2005-02-22 Devang Patel <dpatel@apple.com>
5248 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
5251 2005-02-22 David Edelsohn <edelsohn@gnu.org>
5253 * config/rs6000/aix.h (WINT_TYPE): Define.
5255 2005-02-22 Stan Shebs <shebs@apple.com>
5257 * config/rs6000/rs6000.c (rs6000_override_options): Default to
5258 natural alignment for 64-bit Darwin.
5259 (rs6000_parse_alignment_option): Warn about uses of -malign-power
5261 * doc/invoke.texi: Document this.
5263 2005-02-22 DJ Delorie <dj@redhat.com>
5265 * c-common.c (c_common_type_for_mode): Pass the mode's precision
5266 to make_[un]signed_type, not the mode itself.
5268 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5270 * cfg.c (cached_make_edge): Call make_edge if edge cache is
5271 not available. Use tail calls wherever possible.
5272 (make_edge): Call unchecked_make_edge to create an edge.
5274 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
5275 (coalesce_ssa_name): Don't check for
5276 SSANORM_USE_COALESCE_LIST.
5277 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
5279 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5281 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
5282 (rewrite_into_ssa): ... here.
5284 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
5286 PR tree-optimization/19786
5287 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
5288 tag to another's may-alias bitmap when adding to the other's list.
5290 2005-02-21 DJ Delorie <dj@redhat.com>
5292 * tree-ssa-loop-ivopts.c (computation_cost): Start register
5293 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
5294 registers in unsupported ways.
5295 * expmed.c (init_expmed): Likewise.
5297 2005-02-21 Stan Cox <scox@redhat.com>
5299 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
5301 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5303 * tree-cfg.c (fold_cond_expr_cond): New.
5304 (make_edges): Call fold_cond_expr_cond.
5305 (find_taken_edge): Accept nothing but INTEGER_CST.
5306 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
5308 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
5310 * flow.c (delete_dead_jumptables): Speed up by scanning insns
5311 that do not belong to any basic block.
5313 2005-02-21 Jeff Law <law@redhat.com>
5315 * cfganal.c (find_unreachable_blocks): Manually CSE load of
5318 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5320 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
5321 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
5322 Adjust their definitions.
5323 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
5324 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
5326 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
5327 genautomata.c, langhooks.c, langhooks.h, system.h,
5328 config/arm/lib1funcs.asm: Update copyright.
5330 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
5332 * dbxout.c (dbxout_function_end): Emit Lscope label always.
5334 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
5337 * doc/install.texi: Document --with-gc.
5339 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
5341 * simplify-rtx.c (simplify_unary_operation): Add a missing
5344 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5346 PR tree-optimization/18663
5347 * tree-ssa-dom.c (extract_range_from_cond): Return 0
5348 if the type has variable bounds.
5350 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
5352 * gcse.c: Remove an obsolete comment.
5354 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
5356 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
5358 * doc/extend.texi (Function Attributes) <Attribute const>: The
5359 attribute "pure" is below this text, not above.
5361 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5363 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
5364 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
5365 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
5367 2005-02-20 Zack Weinberg <zack@codesourcery.com>
5370 * langhooks.h (struct lang_hooks): Add to_target_charset.
5371 * langhooks.c (lhd_to_target_charset): New function.
5372 * langhooks-def.h: Declare lhd_to_target_charset.
5373 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
5374 (LANG_HOOKS_INITIALIZER): Update.
5375 * c-common.c (c_common_to_target_charset): New function.
5376 * c-common.h: Declare it.
5377 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
5378 c_common_to_target_charset.
5380 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
5381 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
5383 * system.h: Poison them.
5384 * doc/tm.texi: Don't discuss them.
5385 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
5386 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
5387 (pp_c_char): Do not attempt to generate letter escapes for
5389 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
5390 * config/mips/mips.c (mips_output_ascii): Likewise.
5392 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
5394 PR tree-optimization/19951
5395 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
5398 2005-02-19 Steven Bosscher <stevenb@suse.de>
5401 * function.h (struct function): New field `max_loop_depth'.
5402 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
5403 (flow_loops_find): Reset the max loop depth count before finding loops.
5404 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
5405 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
5406 (calculate_global_regs_live): Make sure the loop will terminate
5407 when the initial sets are not empty.
5409 2005-02-19 Zack Weinberg <zack@codesourcery.com>
5411 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
5413 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
5415 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
5418 * doc/invoke.texi: Remove documentation of %M spec.
5420 (init_spec): Remove %M suffix from -lgcc_s.
5421 (do_spec_1): Remove 'M' case.
5422 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
5423 to put shared libraries in the multilib directory. Remove the
5424 shlib_so_soname substitution variable. Don't add a multilib encoding
5425 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
5426 reported by -print-multi-os-directory. Pass @multilib_dir@ to
5427 SHLIB_INSTALL as well as SHLIB_LINK.
5428 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
5429 (SHLIB_NAME): Delete.
5430 (SHLIB_DIR): New macro.
5431 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
5432 (SHLIB_INSTALL): Adjust accordingly.
5433 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
5434 * config/t-slibgcc-sld: Likewise.
5435 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
5436 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
5437 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
5439 (SHLIBUNWIND_INSTALL): Adjust accordingly.
5440 * config/i386/t-nwld (SHLIB_SONAME): Delete.
5441 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
5442 Use @shlib_base_name@ instead of @shlib_so_name@.
5443 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
5444 and @shlib_base_name@.so in @multilib_dir@.
5445 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
5446 to the install path.
5447 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
5448 (SHLIB_LINK): Remove previous workaround.
5449 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
5450 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
5451 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
5453 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
5454 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
5455 (SHLIB_INSTALL): Adjust accordingly.
5456 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
5457 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
5458 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
5459 config/t-slibgcc-elf-ver.
5461 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
5462 Jakub Jelinek <jakub@redhat.com>
5464 PR tree-optimization/19828
5465 * tree-ssa-loop-im.c: Add a TODO comment.
5466 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
5467 without side-effects.
5469 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5471 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
5474 2005-02-18 James E. Wilson <wilson@specifixinc.com>
5476 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
5477 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
5478 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
5480 (ia64_reorg): Delete fixup_errata call.
5481 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
5482 (TARGET_SWITCHES): Delete -mb-step entry.
5484 2005-02-19 Jakub Jelinek <jakub@redhat.com>
5487 * c-typeck.c (composite_type): Handle quals in transparent unions.
5488 (type_lists_compatible_p): Likewise.
5490 2005-02-18 Stan Shebs <shebs@apple.com>
5492 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
5493 expressions in the .literal8 section.
5495 2005-02-18 Geoffrey Keating <geoffk@apple.com>
5497 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
5499 2005-02-18 Roger Sayle <roger@eyesopen.com>
5501 * fold-const.c (constant_boolean_node): Always create values of the
5502 specified type, don't bother calling truthvalue_conversion.
5504 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5506 * except.c (output_function_exception_table): Call
5507 assemble_external_libcall (eh_personality_libfunc).
5509 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5512 * config/ia64/ia64.h (struct machine_function): Add state_num.
5513 * config/ia64/ia64.c (process_epilogue,
5514 process_for_unwind_directive): Use new unwind state numbers each
5515 time rather than state 1.
5517 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
5520 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
5521 before the "*llgt_didi" pattern.
5523 2005-02-18 Jason Merrill <jason@redhat.com>
5525 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
5527 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
5529 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
5530 (div0): Use it in place of ARM_FUNC_ALIAS.
5531 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
5533 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
5536 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
5537 access, the lower bound of the array type if it exists.
5539 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
5542 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
5543 cases that are out-of-range for the index type.
5545 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5547 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
5548 (estimate_case_costs): Don't call convert.
5549 * expmed.c (expand_shift): Likewise.
5550 (make_tree): Call fold_convert instead of convert.
5552 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5555 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
5556 that ref to be marked MEM_READONLY_P doesn't have base that needs
5559 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5561 * genautomata.c (output_get_cpu_unit_code_func,
5562 output_cpu_unit_reservation_p): Don't generate old-style function
5565 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5568 PR tree-optimization/20009
5569 * convert.c (convert_to_integer): Revert 2005-02-16 change.
5571 PR tree-optimization/18947
5572 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
5573 inline, remove all nodes that are inlined into the extern inline
5576 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5578 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
5579 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
5580 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
5581 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
5584 2005-02-17 Roger Sayle <roger@eyesopen.com>
5586 PR tree-optimization/19917
5587 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
5588 to be potentially trapping.
5590 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5592 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
5594 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
5596 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
5597 tem becomes a local variable which is set to the value of the
5598 back end defined INITIAL_FRAME_ADDRESS macro.
5599 (expand_builtin_frame_address): Omit the base parameter to
5600 expand_builtin_return_addr.
5601 (expand_builtin_profile_func): Likewise.
5602 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
5603 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
5604 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
5606 2005-02-17 Jakub Jelinek <jakub@redhat.com>
5608 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
5609 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
5610 * config/frv/frv.c (frv_function_epilogue): Likewise.
5612 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
5614 * lambda-code (perfect_nestify): Remove mark/unmark
5616 * tree-loop-linear.c (linear_transform_loops): Add
5617 rewrite_into_ssa call so that ssa is correct for
5618 rewriting into loop closed.
5620 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
5622 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
5623 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
5625 * bt-load.c (btr_def_live_range, combine_btr_defs,
5626 migrate_btr_def, migrate_btr_defs): Likewise.
5627 * cfgcleanup.c (thread_jump): Likewise.
5628 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
5629 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
5630 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
5631 df_rd_local_compute, df_reg_info_compute): Likewise.
5632 * dominance.c (init_dom_info, free_dom_info): Likewise.
5633 * flow.c (init_propagate_block_info,
5634 free_propagate_block_info): Likewise.
5635 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
5636 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
5637 modify_reg_pav): Likewise.
5638 * loop-invariant.c (find_defs, find_invariant_insn,
5639 find_invariants, free_inv_motion_data): Likewise.
5640 * predict.c (tree_predict_by_opcode,
5641 estimate_bb_frequencies): Likewise.
5642 * stmt.c (expand_case): Likewise.
5643 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
5644 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
5645 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
5646 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
5647 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
5648 rewrite_ssa_into_ssa): Likewise.
5649 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5650 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
5651 analyze_edges_for_bb, perform_edge_inserts): Likewise.
5652 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
5653 * tree-sra.c (tree_sra): Likewise.
5654 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
5655 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
5656 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
5657 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
5658 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
5659 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
5661 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
5662 calculate_live_on_entry, calculate_live_on_exit,
5663 build_tree_conflict_graph): Likewise.
5664 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
5665 record_important_candidates, set_use_iv_cost, find_depends,
5666 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
5667 tree_ssa_iv_optimize_finalize): Likewise.
5668 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
5669 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
5670 tree_duplicate_loop_to_header_edge): Likewise.
5671 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
5672 * tree-ssa.c (verify_flow_insensitive_alias_info,
5673 verify_name_tags, verify_ssa, init_tree_ssa,
5674 delete_tree_ssa): Likewise.
5675 * tree-ssanames.c (marked_ssa_names, init_ssanames,
5676 fini_ssanames): Likewise.
5677 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
5679 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
5681 * config/rs6000/t-rtems: Completely reworked.
5683 2005-02-17 Ira Rosen <irar@il.ibm.com>
5685 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
5687 2005-02-17 Ira Rosen <irar@il.ibm.com>
5689 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
5690 POINTER_TYPE_P when checking that type is a pointer.
5691 (vect_get_memtag): Remove.
5692 (vect_address_analysis): Use POINTER_TYPE_P. Call
5693 vect_object_analysis with dummy parameter for memtag.
5694 (vect_object_analysis): Extract memtag (functionality that
5695 used to be in vect_get_memtag and moved here). Fix printings.
5696 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
5697 with correct parameters. Remove call to vect_get_memtag.
5699 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
5701 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
5702 (tree-vectorizer.o): Added missing dependencies.
5704 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
5706 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
5707 declaration in tree-vectorizer.c, now has an extern declaration in
5709 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5710 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
5711 get_vectype_for_scalar_type, vect_is_simple_use,
5712 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
5713 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
5714 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
5715 vectorizable_store, vectorizable_operation, vectorizable_assignment,
5716 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
5717 find_loop_location): Likewise.
5719 * tree-vectorizer.c (langhooks.h): #include removed.
5720 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
5721 moved to tree-vectorized.h.
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,
5727 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
5728 vect_set_verbosity_level, find_loop_location): Likewise.
5730 (vect_analyze_loop): Function externalized. Declaration moved to
5731 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
5732 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
5733 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
5734 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
5735 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
5736 vect_enhance_data_refs_alignment, vect_analyze_operations,
5737 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
5738 vect_stmt_relevant_p, vect_get_loop_niters,
5739 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
5740 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
5741 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
5742 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
5743 vect_get_memtag): Likewise.
5745 (vectorizable_load): Function externalized. Declaration moved to
5746 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
5747 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
5748 vect_transform_loop): Likewise.
5749 (vect_transform_stmt): Moved to tree-vect-transform.c.
5750 (vect_align_data_ref, vect_create_destination_var,
5751 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
5752 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
5753 vect_get_vec_def_for_operand, vect_init_vector,
5754 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
5755 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
5756 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
5757 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
5758 vect_do_peeling_for_loop_bound): Likewise.
5760 * tree-vect-analyze.c: New file.
5761 * tree-vect-transform.c: New file.
5763 2005-02-17 Jason Merrill <jason@redhat.com>
5765 PR mudflap/19319, c++/19317
5766 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
5769 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
5771 * doc/install.texi (Specific): Update link for Darwin-specific
5774 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
5776 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
5777 constant_boolean_node.
5779 2005-02-16 David Edelsohn <edelsohn@gnu.org>
5782 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
5783 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
5785 2005-02-16 Richard Henderson <rth@redhat.com>
5788 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
5790 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
5791 replace uses with Wtype_MAXp1_F.
5792 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
5793 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
5794 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
5795 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
5796 and HAVE_TFMODE as appropriate.
5797 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
5798 (__floatdisf): Likewise.
5799 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
5800 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
5801 (Wtype_MAXp1_F): New.
5802 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
5803 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
5805 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
5808 * arm.c (arm_apply_result_size): New function.
5809 * arm.h (APPLY_RESULT_SIZE): Define.
5810 * arm-protos.h (arm_apply_result_size): Add prototype.
5811 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
5812 (movxf): New expand.
5813 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
5814 (call_value_symbol): Remove predicate for operand 0.
5815 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
5816 (untyped_call): Rework to correclty return values for any type.
5817 (untyped_return): New expand.
5818 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
5820 2005-02-16 Stan Shebs <shebs@apple.com>
5822 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
5823 * config/rs6000/t-darwin8: New, for 64-bit multilib.
5825 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5827 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
5828 configure settings on Solaris 7 and later.
5830 2005-02-16 Diego Novillo <dnovillo@redhat.com>
5832 PR tree-optimization/19865
5833 * tree-optimize.c (init_tree_optimization_passes): Run
5834 pass_may_alias after pass_sra.
5836 2005-02-16 Richard Henderson <rth@redhat.com>
5837 Stuart Hastings <stuart@apple.com>
5840 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
5841 Do nothing if debug info suppressed for this function.
5842 (dbxout_begin_function): Early exit if debug info suppressed for
5845 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
5848 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
5850 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5852 PR tree-optimization/19967
5853 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
5854 expand_builtin_strchr, expand_builtin_strrchr): Take a new
5855 argument TYPE. Adjust calls to fold_builtin_XXX.
5856 (expand_builtin, fold_builtin_1): Adjust calls to
5858 (fold_builtin_strchr, fold_builtin_strpbrk,
5859 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
5860 result to a requested type TYPE.
5862 2005-02-16 Jakub Jelinek <jakub@redhat.com>
5865 * fold-const.c (fold): Don't optimize (T)(x & cst) to
5866 (T)x & (T)cst if (T)cst overflows.
5867 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
5868 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
5870 2005-02-15 Jeff Law <law@redhat.com>
5872 * gcse.c (blocks_with_calls): New bitmap.
5873 (alloc_gcse_mem): Allocate it.
5874 (free_gcse_mem): Free it.
5875 (clear_modifY_mem_tables): Clear it.
5876 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
5877 when we encounter CALL_INSNs.
5878 (compute_transp, case MEM): Handle blocks with calls separate
5879 from blocks without calls. Use bitmap iterators rather than
5882 2005-02-15 Peter O'Gorman <peter@pogma.com>
5885 * mklibgcc.in (vis_hide): Use a temporary object file, not
5888 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
5891 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
5892 access optimization.
5894 2005-02-15 David Edelsohn <edelsohn@gnu.org>
5895 Alan Modra <amodra@bigpond.net.au>
5898 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
5899 (_xlqsub): Rename to __gcc_qsub.
5900 (_xlqmul): Rename to __gcc_qmul.
5901 (_xlqdiv): Rename to __gcc_qdiv.
5902 Provide versioned symbol aliases with old names.
5903 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
5904 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
5905 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
5906 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
5907 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
5909 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
5911 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
5912 Fold ~(A - 1) and ~(A + -1) to -A.
5914 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
5918 * config/host-linux.c (linux_gt_pch_use_address): Copy from
5919 config/pa/pa-host.c:pa_gt_pch_use_address.
5921 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
5923 * tree-vn.c (get_value_handle): Make sure that given an
5924 is_gimple_min_invariant expression, we always return it.
5926 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
5928 * passes.c (rest_of_handle_gcse): Fix a comment.
5930 2005-02-15 Jeff Law <law@redhat.com>
5932 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
5934 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
5935 (canon_list_insert, record_last_mem_set_info): Similarly.
5936 (clear_modify_mem_tables): Similarly.
5938 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
5940 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
5941 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
5942 config/mips/mips.md, config/rs6000/aix.h,
5943 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
5945 2005-02-15 Richard Henderson <rth@redhat.com>
5947 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
5948 call to be best_edge.
5950 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
5952 * basic-block.h: Adjust the prototype for find_basic_blocks.
5953 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
5954 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
5957 * flow.c (recompute_reg_usage): Remove all arguments.
5958 * passes.c (rest_of_compilation): Adjust the call to
5959 recompute_reg_usage.
5960 * rtl.h: Adjust the prototype for recompute_reg_usage.
5962 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
5964 * tree-dump.c (dump_files): Update to reflect new member
5966 (dump_register): Add new argument.
5968 (dump_switch_p_1): Check against glob name if doglob was passed.
5969 (dump_switch_p): Check against regular first, then glob if
5970 we didn't have any hits on the dump name.
5971 * tree-optimize.c (register_one_dump_file):
5972 Pass in glob name as well.
5973 * tree-pass.h (struct dump_file_info): Add glob
5976 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
5978 PR preprocessor/16323
5979 * doc/invoke.texi: Document that -Wendif-labels is on by default.
5981 2005-02-14 David Edelsohn <edelsohn@gnu.org>
5984 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
5985 (trunctfdf2_internal1): New.
5986 (trunctfdf2_internal2): Renamed from trunctfdf2.
5988 2005-02-14 Diego Novillo <dnovillo@redhat.com>
5990 PR tree-optimization/19853
5991 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
5993 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
5995 * passes.c (rest_of_handle_loop_optimize): Remove calls to
5996 delete_dead_jumptables and cleanup_cfg.
5998 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
6000 * reload.c (find_reloads): Swap address_reloaded flags when
6001 swapping commutative operands.
6003 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
6005 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
6006 Use standard_iv_increment_position for computing the bsi position
6008 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
6011 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
6014 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
6015 life range of hard registers.
6016 * value-prof.c (insn_prefetch_values_to_profile): Only
6019 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
6020 profile in libcalls.
6022 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
6024 * bitmap.h (bitmap_and_compl_into): Return bool.
6025 * bitmap.c (bitmap_and_compl_into): Return changed flag.
6027 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
6029 PR tree-optimization/19944
6030 * fold-const.c (fold): Re-add ABS_EXPR folding.
6032 2005-02-13 David Edelsohn <edelsohn@gnu.org>
6035 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
6036 {TARGET,MASK}_XL_COMPAT.
6037 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
6039 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
6040 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
6042 (rs6000_arg_partial_bytes): Same.
6043 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
6044 and XL compatibility enabled.
6045 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
6046 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
6047 test to final condition.
6048 (cmptf_internal2): New.
6049 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
6050 xl-compat. Add TFmode information to description.
6052 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
6054 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
6056 2005-02-13 Jason Merrill <jason@redhat.com>
6059 * fold-const.c (fold_indirect_ref_1): Split out from...
6060 (build_fold_indirect_ref): Here.
6061 (fold_indirect_ref): New fn.
6062 * tree.h: Declare it.
6063 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
6064 (gimplify_modify_expr_rhs): Likewise.
6065 (gimplify_expr): Likewise.
6067 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
6069 PR tree-optimization/14303
6070 PR tree-optimization/15784
6071 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
6072 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
6073 ABS_EXPR<x> != 0 to x != 0.
6075 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
6077 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
6078 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
6079 spelling conventions.
6081 * passes.c (rest_of_handle_gcse): Don't run cse_main and
6082 delete_trivially_dead_insns too many times.
6084 * passes.c (rest_of_handle_gcse): Remove dead assignments to
6087 2005-02-12 Ira Rosen <irar@il.ibm.com>
6089 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
6090 (vect_is_simple_iv_evolution): Remove redundant parameter
6092 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
6093 without last parameter.
6094 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
6095 Return pointer step. Call vect_is_simple_iv_evolution without
6096 last parameter. Check only that the step is multiple of size
6097 type. Remove stmt_vinfo updates.
6098 (vect_get_memtag_and_dr): Remove.
6099 (vect_get_memtag): New function.
6100 (vect_address_analysis): New function.
6101 (vect_object_analysis): New function.
6102 (vect_analyze_data_refs): Call vect_object_analysis and
6103 vect_get_memtag. Update stmt_vinfo fields.
6105 2005-02-12 Ira Rosen <irar@il.ibm.com>
6107 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
6108 exist and are objects. Remove checks for pointer.
6109 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
6110 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
6111 (vect_create_data_ref_ptr): Likewise.
6112 (vect_base_addr_differ_p): New function.
6113 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
6114 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
6115 Don't set the DR_BASE_NAME field of data-ref.
6116 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
6118 2005-02-12 Uros Bizjak <uros@kss-loka.si>
6120 * optabs.h (enum optab_index): Add new OTI_ldexp.
6121 (ldexp_optab): Define corresponding macro.
6122 * optabs.c (init_optabs): Initialize ldexp_optab.
6123 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
6125 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
6127 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
6128 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
6130 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
6131 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
6134 2005-02-12 Ira Rosen <irar@il.ibm.com>
6136 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
6138 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
6140 (vect_get_base_and_offset): Always return an address.
6141 (vect_create_addr_base_for_vector_ref): Remove treatment for
6142 different data reference types.
6143 (vect_compute_data_ref_alignment): Rename base to base_address in
6144 stmt_vec_info. Get the object in order to force its alignment.
6145 (vect_get_memtag_and_dr): Rename base to base_address in
6146 stmt_vec_info. Extract the object for memtag analysis.
6148 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
6150 PR regression/19898.
6151 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
6152 changes cc_status, use apply modified_in_p to part of cc_status
6153 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
6156 2005-02-11 Richard Henderson <rth@redhat.com>
6158 * tree-complex.c (expand_complex_libcall): New.
6159 (expand_complex_multiplication): Use it for c99 compliance.
6160 (expand_complex_division): Likewise.
6161 * fold-const.c (fold_complex_add, fold_complex_mult): New.
6163 * builtins.c (built_in_names): Remove const.
6164 * tree.c (build_common_builtin_nodes): Build complex arithmetic
6166 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
6167 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
6168 (built_in_names): Remove const.
6169 * c-common.c (c_common_type_for_mode): Handle complex modes.
6170 * flags.h, toplev.c (flag_complex_method): Rename from
6171 flag_complex_divide_method.
6172 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
6173 __mulsc3, __muldc3, __mulxc3, __multc3): New.
6174 * libgcc2.h: Declare them.
6175 * libgcc-std.ver: Export them.
6176 * mklibgcc.in (lib2funcs): Build them.
6178 2005-02-11 Steven Bosscher <stevenb@suse.de>
6180 PR tree-optimization/19876
6181 Partially revert my change from 2005-01-14
6182 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
6183 (compute_antic): ...and remove the loop here.
6185 2005-02-11 Jakub Jelinek <jakub@redhat.com>
6188 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
6189 is number of inner's bits, avoid creating a BIT_FIELD_REF.
6191 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
6192 crtend.o if -pie. Use %{x:a;:b} spec syntax.
6194 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
6196 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
6197 offsets for the big-endian 32-bit case.
6199 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
6201 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
6203 2005-02-11 Dale Johannesen <dalej@apple.com>
6205 * cselib.c (cselib_process_insn): Clear out regs where
6206 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
6207 * reload.c (find_equiv_reg): Ditto.
6209 2005-02-11 Ian Lance Taylor <ian@airs.com>
6211 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
6214 * tree.c (build_function_type_list): Work correctly if there are
6217 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
6219 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
6220 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
6221 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
6222 TARGET_ZARCH instead of TARGET_64BIT.
6224 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
6226 * config/rs6000/t-rtems:
6227 (MULTILIB_OPTIONS): Remove mcpu=602.
6228 (MUTLILIB_DIRNAMES): Remove m602.
6229 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
6230 Let mcpu=602 match mcpu=603.
6231 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
6233 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6235 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
6238 2005-02-10 David Daney <ddaney@avtrex.com>
6240 * config/alpha/linux-unwind.h: Add exception clause to copyright.
6241 * config/i386/linux-unwind.h: Likewise.
6242 * config/ia64/linux-unwind.h: Likewise.
6243 * config/mips/linux-unwind.h: Likewise.
6244 * config/pa/linux-unwind.h: Likewise.
6245 * config/rs6000/linux-unwind.h: Likewise.
6246 * config/s390/linux-unwind.h: Likewise.
6247 * config/sh/linux-unwind.h: Likewise.
6248 * config/sparc/linux-unwind.h: Likewise.
6250 2005-02-10 Steven Bosscher <stevenb@suse.de>
6252 PR tree-optimization/17549
6253 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
6254 TER to replace a DEF with its expression if the DEF and the
6255 rhs of the expression we replace into have the same root
6258 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
6260 * config/mips/mips.md: Fix the placement of the match_scratch in the
6263 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6265 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
6268 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
6270 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
6271 (strip_offset): Handle addresses.
6272 (add_address_candidates): Use strip_offset.
6273 (difference_cost): Reflect strip_offset change.
6274 (force_var_cost, difference_cost): Strip nops.
6276 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6278 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
6280 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
6281 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
6282 config/cris/cris-protos.h, config/cris/cris.c: Update
6285 2005-02-10 Jeff Law <law@redhat.com>
6287 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
6288 (lookup_avail_expr): Similarly.
6290 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
6292 * builtins.c (fold_builtin_powi): New function.
6293 (fold_builtin_1): Call it.
6295 2005-02-10 Steven Bosscher <stevenb@suse.de>
6297 PR documentation/19309
6298 * doc/cpp.texi: The __GNUC__ and related predefined macros
6299 are also defined for the "standalone" cpp.
6300 Some non-GCC compilers may also define __GNUC__.
6302 2005-02-10 Jakub Jelinek <jakub@redhat.com>
6305 * c-typeck.c (common_type): New routine. Old common_type renamed
6307 (c_common_type): ...this.
6308 (build_conditional_expr, build_binary_op): Use c_common_type instead
6311 2005-02-10 Steven Bosscher <stevenb@suse.de>
6313 * doc/md.texi: Replace @samp{length} with @code{length}.
6315 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
6317 PR tree-optimization/18687
6318 * tree-flow.h (find_loop_niter): Declare.
6319 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
6320 Try using scev even for loops with more than one exit.
6321 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
6322 (struct ivopts_data): Added niters field.
6323 (struct nfe_cache_elt): New.
6324 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
6326 (tree_ssa_iv_optimize_init): Initialize niters cache.
6327 (determine_number_of_iterations): Removed.
6328 (find_induction_variables): Do not call determine_number_of_iterations.
6329 Access niters for single exit through niter_for_single_dom_exit.
6330 (add_iv_outer_candidates): Access niters for single exit through
6331 niter_for_single_dom_exit.
6332 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
6333 number_of_iterations_cond.
6334 (iv_period): New function.
6335 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
6336 (may_replace_final_value): Take data argument. Use
6337 niter_for_single_dom_exit.
6338 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
6339 (rewrite_use_compare): Pass data to may_eliminate_iv.
6340 (rewrite_use_outer): Pass data to may_replace_final_value.
6341 (free_loop_data): Clean up the niters cache.
6342 (tree_ssa_iv_optimize_finalize): Free the niters cache.
6343 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
6344 * tree-ssa-loop-niter.c (find_loop_niter): New function.
6345 (find_loop_niter_by_eval): Use tree_int_cst_lt.
6346 (num_ending_zeros): Moved to tree.c.
6347 * tree.h (num_ending_zeros): Declare.
6348 * tree.c (num_ending_zeros): Moved from tree.c.
6350 2005-02-09 Richard Henderson <rth@redhat.com>
6352 * builtins.c (DEF_BUILTIN): Add COND argument.
6353 * tree.h (DEF_BUILTIN): Likewise.
6354 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
6355 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
6357 (DEF_BUILTIN_STUB): New.
6358 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
6359 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
6360 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
6361 * c-common.c (DEF_BUILTIN): Add COND argument.
6362 * tree.c (local_define_builtin): New.
6363 (build_common_builtin_nodes): New.
6365 2005-02-09 Roger Sayle <roger@eyesopen.com>
6367 * fold-const.c (fold_strip_sign_ops): New function to simplify a
6368 floating point expression ignoring the sign of the result.
6369 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
6370 (fold) <MULT_EXPR>: Use it to simplify x*x.
6371 * tree.h (fold_strip_sign_ops): Prototype here.
6372 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
6373 argument. Use fold_strip_sign_ops to simplify the first argument.
6374 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
6375 first argument when the second argument is an even integer
6376 constant, but only with -funsafe_math_optimizations.
6377 (fold_builtin_1): Update call to fold_builtin_copysign.
6379 2005-02-09 Ian Lance Taylor <ian@airs.com>
6382 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
6383 just check whether EH_FILTER_FAILURE falls through.
6385 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
6387 * gcc/haifa-sched.c (schedule_block): Make queued sched group
6388 insns return to ready list in the next turn.
6390 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6393 * builtins.def: New __builtin_powi[lf].
6394 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
6395 (expand_builtin_powi): New function.
6396 (expand_builtin): Dispatch to expand_builtin_powi.
6397 * libgcc2.h: Add prototypes for __builtin_powi[lf].
6398 * libgcc2.c: Add __builtin_powi[lf] implementation.
6399 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
6400 * optabs.h: Add powi_optab.
6401 * optabs.c (init_optabs): Initialize powi_optab.
6402 * doc/extend.texi: Document __builtin_powi[lf].
6404 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
6406 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
6409 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6412 * fold-const.c (try_move_mult_to_index): Remove redundant
6413 type argument. Create ADDR_EXPR with correct type.
6414 (fold): Update callers of try_move_mult_to_index. Convert
6415 result to the appropriate type.
6417 2005-02-09 Roger Sayle <roger@eyesopen.com>
6420 * config/avr/avr.c (default_rtx_costs): Delete.
6421 (avr_operand_rtx_cost): New function.
6422 (avr_rtx_costs): Completely rewrite.
6424 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
6427 * config/cris/cris.c (in_code): New variable.
6428 (cris_output_addr_const): Now a static function, a wrapper for
6430 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
6431 case from old cris_output_addr_const.
6432 (cris_asm_output_label_ref): Similar for LABEL_REF.
6433 (cris_output_addr_const_extra): Similar for UNSPEC.
6434 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
6435 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
6436 * config/cris/cris-protos.h (cris_output_addr_const): Remove
6438 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
6439 (cris_asm_output_label_ref): Declare.
6441 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
6443 PR preprocessor/19801
6444 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
6445 filenames that changed when libcpp was moved to the toplevel.
6447 2005-02-07 Roger Sayle <roger@eyesopen.com>
6449 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
6450 zero extensions of BImode operands. Call lowpart_subreg instead
6451 of gen_lowpart_common and gen_lowpart_SUBREG.
6453 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
6456 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
6457 * configure.ac: Set cc_for_cross_gnattools.
6458 * configure: Regenerate.
6460 2005-02-08 Alan Modra <amodra@bigpond.net.au>
6463 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
6465 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6468 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
6469 of nested functions.
6471 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
6473 * doc/extend.texi: Document deprecated extensions allowing
6474 static floating-point members to have initializers and allowing
6475 floating-point literals in integral constant expressions.
6477 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
6479 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
6480 config/darwin7.h, config/mips/mips.c,
6481 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
6484 * cse.c: Update comments.
6486 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
6489 * builtins.c (fold_builtin_sqrt): Transform
6490 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
6493 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
6494 Dorit Naishlos <dorit@il.ibm.com>
6496 * doc/invoke.texi (ftree-vectorizer-verbose): New.
6497 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
6498 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
6500 * tree.h (vect_set_verbosity_level): New extern function declaration
6502 * tree-vectorizer.h (verbosity_levels): New enum type.
6503 * tree-vectorizer.c (vect_debug_stats): Function removed.
6504 (vect_debug_details): Likewise.
6505 (vect_verbosity_level): Global variable was defined and initialized.
6506 (vect_dump): Global variable definition.
6507 (vect_print_dump_info): New function.
6508 (vect_set_dump_settings): New function.
6509 (vect_set_verbosity_level): New function.
6510 (vectorize_loops): Add call to vect_set_dump_settings.
6512 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
6513 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6514 (slpeel_tree_peel_loop_to_edge): Likewise.
6516 (vect_analyze_offset_expr): Call to vect_print_dump_info with
6517 appropriate verbosity level instead of call to vect_debug_details
6518 or vect_debug_stats.
6519 (vect_get_base_and_offset):
6520 (vect_create_addr_base_for_vector_ref):
6521 (get_vectype_for_scalar_type):
6522 (vect_create_data_ref_ptr):
6524 (vect_get_vec_def_for_operand):
6525 (vect_finish_stmt_generation):
6526 (vectorizable_assignment):
6527 (vectorizable_operation):
6528 (vectorizable_store):
6529 (vectorizable_load):
6530 (vect_transform_stmt):
6531 (vect_update_ivs_after_vectorizer):
6532 (vect_do_peeling_for_loop_bound):
6533 (vect_update_inits_of_drs):
6534 (vect_do_peeling_for_alignment):
6535 (vect_transform_loop):
6536 (vect_is_simple_use):
6537 (vect_analyze_operations):
6538 (vect_is_simple_iv_evolution):
6539 (vect_analyze_scalar_cycles):
6540 (vect_analyze_data_ref_dependence):
6541 (vect_analyze_data_ref_dependences):
6542 (vect_compute_data_ref_alignment):
6543 (vect_enhance_data_refs_alignment):
6544 (vect_analyze_data_refs_alignment):
6545 (vect_analyze_data_ref_access):
6546 (vect_analyze_data_ref_accesses):
6547 (vect_analyze_pointer_ref_access):
6548 (vect_get_memtag_and_dr):
6549 (vect_analyze_data_refs):
6550 (vect_mark_relevant):
6551 (vect_stmt_relevant_p):
6552 (vect_mark_stmts_to_be_vectorized):
6553 (vect_can_advance_ivs_p):
6554 (vect_get_loop_niters):
6555 (vect_analyze_loop_form):
6556 (vect_analyze_loop):
6557 (vectorize_loops): Likewise.
6559 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
6560 (vect_update_inits_of_drs):
6561 (vect_do_peeling_for_alignment):
6562 (vect_transform_loop):
6563 (vect_analyze_operations):
6564 (vect_analyze_scalar_cycles):
6565 (vect_analyze_data_ref_dependences):
6566 (vect_analyze_data_refs_alignment):
6567 (vect_analyze_data_ref_accesses):
6568 (vect_analyze_data_refs):
6569 (vect_mark_stmts_to_be_vectorized):
6570 (vect_get_loop_niters):
6571 (vect_analyze_loop_form):
6572 (vect_analyze_loop): Likewise.
6573 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
6575 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
6579 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
6580 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
6581 either -ffast-math or -funsafe-math-optimizations is in use.
6583 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
6584 * config/mips/irix-csr.c: New file.
6585 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
6586 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
6587 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
6590 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
6592 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
6593 redundant, incorrect definitions.
6595 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
6597 ("*tls_indirect_call"): New, reference hard regs directly.
6598 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
6600 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6602 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
6603 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
6605 2005-02-06 Roger Sayle <roger@eyesopen.com>
6607 PR rtl-optimization/19800
6608 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
6609 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
6612 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6614 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
6616 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
6619 * doc/invoke.texi: Correct documentation of -freorder-functions.
6621 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6624 * doc/invoke.texi: Don't mention gccbug.
6626 2005-02-06 Roger Sayle <roger@eyesopen.com>
6627 Andrew Pinski <pinskia@physics.uc.edu>
6628 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
6630 * simplify-rtx.c (simplify_relational_operation_1): Simplify
6631 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
6632 into just (zero_extract:SI FOO (const_int 1) BAR).
6634 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6636 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
6637 macro locally. Don't give last revision date. Use GCC version
6638 number from gcc-common.texi.
6639 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
6640 revision date. Use GCC version number from gcc-common.texi.
6641 Describe being a library as current state rather than as 3.x
6643 * doc/gcc.texi: Remove last update date.
6644 * doc/gccint.texi: Likewise. Update copyright dates.
6645 * doc/install.texi: Update copyright dates.
6647 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6650 * doc/invoke.texi: Mention for each option included in -Wall that
6651 it is included in -Wall.
6652 * doc/gcc.texi: Update copyright and last modification date.
6654 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6656 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
6657 unnecessary cast to original induction variable increments.
6659 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6661 PR tree-optimization/18219
6662 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
6663 in distributed form.
6665 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
6667 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
6668 Set bitpos and offset later in the function. Do nothing if the
6669 target is a register and if the bitfield lies completely outside
6671 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
6672 here. Return an uninitialised register if the source value is stored
6673 in a register and the bitfield lies completely outside that register.
6675 2005-02-06 Steven Bosscher <stevenb@suse.de>
6677 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
6680 2005-02-06 Marcin Dalecki <martin@dalecki.de>
6682 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
6684 2005-02-06 Geoffrey Keating <geoffk@apple.com>
6686 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
6687 * config/darwin8.h: New.
6688 * config/darwin7.h: Update comment.
6690 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6691 Dorit Naishlos <dorit@il.ibm.com>
6693 * tree-vectorizer.h (LOC): New type.
6694 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
6695 (loop_line_number): New field in struct _loop_vec_info.
6696 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
6698 * tree-vectorizer.c (input.h): Included.
6699 (find_loop_location): New function.
6700 (vect_debug_stats): Argument changed from loop to LOC. Computation of
6701 loop line number removed.
6702 (vect_debug_details): Likewise.
6703 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
6705 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
6706 call to vect_debug_details/stats changed from loop to loop_loc.
6707 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6708 (slpeel_tree_peel_loop_to_edge): Likewise.
6710 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
6711 changed from NULL to UNKNOWN_LOC.
6712 (vect_get_base_and_offset):
6713 (vect_create_addr_base_for_vector_ref):
6714 (get_vectype_for_scalar_type):
6715 (vect_create_data_ref_ptr):
6717 (vect_get_vec_def_for_operand):
6718 (vect_finish_stmt_generation):
6719 (vectorizable_assignment):
6720 (vectorizable_operation):
6721 (vectorizable_store):
6722 (vectorizable_load):
6723 (vect_transform_stmt):
6724 (vect_update_ivs_after_vectorizer):
6725 (vect_do_peeling_for_loop_bound):
6726 (vect_do_peeling_for_alignment):
6727 (vect_transform_loop):
6728 (vect_is_simple_use):
6729 (vect_analyze_operations):
6730 (vect_is_simple_iv_evolution):
6731 (vect_analyze_scalar_cycles):
6732 (vect_analyze_data_ref_dependences):
6733 (vect_compute_data_ref_alignment):
6734 (vect_enhance_data_refs_alignment):
6735 (vect_analyze_data_ref_access):
6736 (vect_analyze_data_ref_accesses):
6737 (vect_analyze_pointer_ref_access):
6738 (vect_get_memtag_and_dr):
6739 (vect_analyze_data_refs):
6740 (vect_mark_relevant):
6741 (vect_stmt_relevant_p):
6742 (vect_mark_stmts_to_be_vectorized):
6743 (vect_can_advance_ivs_p):
6744 (vect_get_loop_niters):
6745 (vect_analyze_loop):
6746 (vectorize_loops): Likewise.
6748 (vectorizable_load): Argument in call to vect_debug_details/stats
6749 changed from loop to LOOP_LOC (loop_vinfo).
6750 (vect_transform_loop):
6751 (vect_analyze_operations):
6752 (vect_analyze_scalar_cycles):
6753 (vect_analyze_data_ref_dependence):
6754 (vect_enhance_data_refs_alignment):
6755 (vect_analyze_data_ref_accesses):
6756 (vect_analyze_pointer_ref_access):
6757 (vect_analyze_data_refs):
6758 (vect_analyze_loop): Likewise.
6760 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
6761 changed from loop to loop_loc.
6763 (vect_enhance_data_refs_alignment): Removed unused variable loop.
6765 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6766 Dorit Naishlos <dorit@il.ibm.com>
6768 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
6770 (vect_analyze_data_ref_dependences): Likewise.
6772 (vect_is_simple_use): Argument changed from loop structure to
6773 loop_vect_info structure.
6774 (vect_can_advance_ivs_p): Likewise.
6775 (vect_create_index_for_vector_ref): Likewise.
6776 (vect_update_ivs_after_vectorizer): Likewise.
6777 (new_stmt_vec_info): Likewise.
6779 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
6780 changed from loop to loop_vinfo.
6781 (vect_create_data_ref_ptr): First argument in call to
6782 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
6783 (vectorizable_assignment): Second argument in call to vect_is_simple_use
6784 was changed from loop to loop_vinfo.
6785 (vectorizable_operation): Likewise.
6786 (vectorizable_store): Likewise.
6787 (vect_mark_stmts_to_be_vectorized): Likewise.
6788 (vect_do_peeling_for_loop_bound): First argument in call to
6789 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
6790 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
6791 was changed from loop to loop_vinfo.
6792 (vect_analyze_data_ref_dependences): Third argument in call to
6793 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
6795 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
6796 (vect_create_data_ref_ptr): Likewise.
6797 (vect_init_vector): Likewise.
6798 (vect_get_vec_def_for_operand): Likewise.
6799 (vectorizable_assignment): Likewise.
6800 (vectorizable_operation): Likewise.
6801 (vectorizable_store): Likewise.
6802 (vectorizable_load): Likewise.
6803 (vect_update_ivs_after_vectorizer): Likewise.
6804 (vect_is_simple_use): Likewise.
6805 (vect_analyze_data_ref_dependence): Likewise.
6806 (vect_analyze_pointer_ref_access): Likewise.
6807 (vect_can_advance_ivs_p): Likewise.
6809 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
6810 before _stmt_vec_info.
6811 (_stmt_vec_info): Loop field replaced by loop_vec_info.
6812 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
6813 (new_stmt_vec_info): Argument changed from loop structure to
6814 loop_vect_info structure
6816 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
6817 (vect_analyze_offset_expr): Avoid 80 columns overflow.
6818 (vect_create_addr_base_for_vector_ref): Likewise.
6819 (vect_analyze_pointer_ref_access): Likewise.
6821 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6824 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
6825 phi flag if the phi is abnormal.
6827 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6830 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
6831 information for the new statement.
6833 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
6836 * gcc.c (main): Include the target in -v output.
6838 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
6840 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
6841 Do not drop the extend if we'd have to add a paradoxical subreg
6842 later. Include optabs.h and insn-codes.h.
6843 * Makefile.in (combine.o): Depend on $(OPTABS_H).
6845 2005-02-02 Roger Sayle <roger@eyesopen.com>
6848 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
6849 * fold-const.c (const_binop): Avoid constant folding floating
6850 point operations in modes that use composite representations.
6851 * simplify-rtx.c (simplify_binary_operation): Likewise.
6853 2005-02-02 Geoffrey Keating <geoffk@apple.com>
6855 * config/rs6000/altivec.md (altivec_dst): Make the first operand
6857 (altivec_dstt): Likewise.
6858 (altivec_dstst): Likewise.
6859 (altivec_dststt): Likewise.
6860 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
6863 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6865 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
6866 EXPR_LOCUS from orig_cond to the new cond_stmt.
6867 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
6870 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6872 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
6873 standard_iv_increment_position. Remove call to bsi_next
6874 (no need to bump the iterator anymore).
6875 (vect_create_index_for_vector_ref): Call
6876 standard_iv_increment_position. Remove second function argument.
6877 (vect_finish_stmt_generation): Remove call to bsi_next
6878 (no need to bump the iterator anymore).
6879 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
6880 to vect_create_index_for_vector_ref.
6882 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6884 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
6885 phis are used out of the loop.
6887 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
6890 * c-decl.c (undef_nested_function): New variable.
6891 (pop_scope): Diagnose undefined nested functions.
6892 (finish_function): Don't attempt cgraph processing or genericizing
6893 if current top-level function contained an undefined nested
6894 function. Reset undef_nested_function at the end of a top-level
6897 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
6899 * tree.c (build_int_cst_type): Take sign of the value into account
6900 when deciding whether sign extend the value.
6902 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6905 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
6906 (cpp_options, cc1_options): Change %{std*&ansi} to
6907 %{std*&ansi&trigraphs}.
6909 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
6911 * cse.c: Update comments.
6913 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
6915 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
6916 arguments go on the stack. Do not put complex doubles in odd/even
6919 2005-02-02 Steven Bosscher <stevenb@suse.de>
6921 * doc/invoke.texi: Update the options enabled at -O1, -O2,
6922 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
6923 -ftree-pre, and -fthread-jumps.
6925 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
6927 PR tree-optimization/19578
6928 * tree-flow.h (modified_noreturn_calls): Declare.
6929 (noreturn_call_p): Declare.
6930 * tree-flow-inline.h (noreturn_call_p): New function.
6931 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
6932 * tree-cfg.c (modified_noreturn_calls): New variable.
6933 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
6934 that contain a mid-block noreturn call.
6935 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
6937 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
6939 * df.c (df_def_record_1, df_uses_record): Don't use
6941 * df.h (DF_FOR_REGALLOC): Remove.
6943 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6946 * c-typeck.c (really_start_incremental_init): Reset
6947 constructor_max_index for arrays of incomplete type.
6949 2005-02-02 Jeff Law <law@redhat.com>
6951 * gcse.c (struct reg_set): Store the block index where the register
6952 was set rather than the setting insn.
6953 (record_one_set, compute_transp): Corresponding changes.
6954 (pre_insert_copy_insn): Do not call replace_one_set.
6955 (replace_one_set): Remove.
6957 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6960 * doc/gcov.texi: Fix typo.
6962 2005-02-01 Richard Henderson <rth@redhat.com
6965 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
6966 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
6968 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
6969 * config/i386/i386-protos.h: Update.
6971 2005-02-01 Steven Bosscher <stevenb@suse.de>
6973 PR tree-optimization/19217
6974 * tree-cfg.c (verify_expr): Use the data field to see if TP was
6975 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
6976 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
6977 that it is walking a PHI node.
6979 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
6981 * doc/extend.texi (Nested Functions): Update.
6983 2005-02-01 Richard Henderson <rth@redhat.com>
6986 * optabs.c (expand_copysign_absneg): Export.
6987 * optabs.h (expand_copysign_absneg): Declare.
6988 * config/rs6000/rs6000.md (copysigntf3): New.
6990 2005-02-01 Diego Novillo <dnovillo@redhat.com>
6992 PR tree-optimization/19633
6993 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
6994 * tree-ssa-alias.c (init_alias_info): Initialize.
6995 (merge_pointed_to_info): Set.
6996 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
6997 (dump_points_to_info_for): Show value of pt_null.
6998 (struct count_ptr_d): Declare.
6999 (find_ptr_dereference): Remove.
7000 (ptr_is_dereferenced_by): Remove.
7001 (count_ptr_derefs): New local function.
7002 (count_uses_and_derefs): New local function.
7003 (compute_points_to_and_addr_escape): Call it. If the number
7004 of dereferences is greater than zero, mark the pointer as
7005 dereferenced. If there are fewer dereferences than uses of
7006 the pointer, the pointer's value escapes.
7008 2005-02-01 Diego Novillo <dnovillo@redhat.com>
7010 PR tree-optimization/19670
7011 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
7013 (verify_use): ... set it here, instead.
7015 2005-02-01 Janis Johnson <janis187@us.ibm.com>
7017 * doc/sourcebuild.texi (Test directives): Fix formatting.
7019 * doc/sourcebuild.texi (Test directives): Describe selector
7022 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
7024 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
7025 specific 64-bit CPUs.
7027 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
7030 * arm.c (arm_eliminable_register): New function.
7031 (adjacent_mem_locations): Don't allow eliminable registers. Use
7032 HOST_WIDE_INT for address offsets.
7033 * arm-protos.h (arm_eliminable_register): Add prototype.
7035 2005-02-01 Steven Bosscher <stevenb@suse.de>
7037 PR optimization/15242
7038 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
7039 * basic-block.h (duplicate_computed_gotos): Add prototype.
7040 * bb-reorder.c (duplicate_computed_gotos): New function to
7041 duplicate sufficiently small blocks ending in a computed jump.
7042 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
7043 if not optimizing for size.
7044 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
7045 never do tail merging for blocks ending in a computed jump.
7046 * doc/invoke.texi: Document the max-goto-duplication-insns param.
7048 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
7050 Patch from Richard Sandiford <rsandifo@redhat.com>
7051 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
7052 from inheriting a subreg equivalence with a non-spill register.
7054 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
7056 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
7058 * config/frv/frv.c (movcc_fp_destination_operand): New.
7059 (gpr_or_memory_operand): Fix typo in comment.
7060 (gpr_or_memory_operand_with_scratch): New.
7061 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
7062 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
7063 movcc_fp_destination_operand.
7064 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
7065 Legitimize memory addresses using a scratch register.
7067 2005-01-31 Jeff Law <law@redhat.com>
7069 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
7070 bitmap a sparse bitmap instead of a simple bitmap.
7071 (mark_def_sites_initialize_block): Corresponding changes.
7072 (ssa_mark_def_sites_initialize_block): Likewise.
7073 (ssa_mark_phi_uses): Likewise.
7074 (mark_def_site, ssa_mark_def_sites): Likewise.
7075 (mark_def_site_blocks): Likewise.
7076 (rewrite_ssa_into_ssa): Likewise.
7078 * tree-ssa-dom.c (record_cond): Pass correct variable type
7079 for last argument to htab_find_slot_with_hash.
7081 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
7082 effects when optimizing 0 % X. Do not try to optimize X % 0.
7084 2005-01-31 James E. Wilson <wilson@specifixinc.com>
7086 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
7089 2005-02-01 Eric Christopher <echristo@redhat.com>
7091 * config/mips/mips.c (override_options): Warn if -mint64
7093 * doc/invoke.texi (MIPS Options): Document that -mint64 is
7096 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
7098 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
7100 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
7101 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
7102 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
7103 (cached_regno): Initialize to INVALID_REGNUM.
7104 (cse_reg_info_table_size,
7105 cse_reg_info_table_first_uninitialized,
7106 cse_reg_info_timestamp): New.
7107 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
7109 (init_cse_reg_info, get_cse_reg_info_1): New.
7110 (get_cse_reg_info): Cache the last look-up.
7111 (new_basic_block): Update the code to clear mappings from
7112 registers to cse_reg_info entries.
7113 (cse_main): Call init_cse_reg_info.
7115 * cse.c (get_cse_reg_info): Update a comment.
7117 2005-01-31 Steven Bosscher <stevenb@suse.de>
7120 * c-decl.c (start_decl): Do not warn about arrays of elements with
7121 an incomplete type here.
7122 (grokdeclarator): Do it here by making a pedwarn an error.
7123 * c-typeck.c (push_init_level): If there were previous errors with
7124 the constructor type, do not warn about braces for initializers.
7125 (process_init_element): Likewise for excess initializer elements.
7127 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
7129 * cse.c (delete_trivially_dead_insn): Don't iterate.
7131 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
7133 * config/rs6000/rs6000.md (copysignsf3): New expand.
7134 (copysigndf3): Likewise.
7136 2005-01-31 Steven Bosscher <stevenb@suse.de>
7138 * recog.c (constrain_operands): Only look for earlyclobber operand
7139 conflicts if an '&' constraint was seen.
7141 2005-01-31 Marc Espie <espie@openbsd.org>
7143 * config.gcc: Don't include embedded systems fragment, switches default
7144 debugging format to ELF.
7145 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
7146 longer pick it up there.
7148 2005-01-31 Dale Johannesen <dalej@apple.com>
7150 * doc/extend.texi (nested functions): Fix linkage description.
7151 Clarify that static is not allowed.
7153 2005-01-31 Dale Johannesen <dalej@apple.com>
7155 * config/rs6000/darwin.md (movsf_low_di): Make work.
7156 (movdf_low_di): Make work.
7158 2005-01-31 Dale Johannesen <dalej@apple.com>
7160 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
7161 Make work for 64 bit.
7163 2005-01-31 Roger Sayle <roger@eyesopen.com>
7164 Dale Johannesen <dalej@apple.com>
7167 * fold-const.c (fold_binary_op_with_conditional_arg):
7168 Make types match original operands, before STRIP_NOPS.
7170 2005-01-31 Alan Modra <amodra@bigpond.net.au>
7172 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
7173 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
7174 (struct gcc_sigcontext): Delete. Merge contents to..
7175 (struct gcc_ucontext): ..here.
7176 (get_sigcontext): Delete.
7177 (get_regs): New function, like get_sigcontext but return regs ptr.
7178 64-bit version finds regs from r1 to support vdso.
7179 (ppc_linux_aux_vector): New function.
7180 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
7183 2005-01-31 Ira Rosen <irar@il.ibm.com>
7185 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
7187 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
7188 redundant fold. Fix misalignment for MINUS_EXPR.
7189 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
7190 (vect_analyze_pointer_ref_access): Likewise.
7191 (vect_get_memtag_and_dr): Likewise.
7193 2005-01-31 Richard Henderson <rth@redhat.com>
7195 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
7196 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
7197 absnegdf2_i387, absnegxf2_i387): Likewise.
7199 2005-01-31 Richard Henderson <rth@redhat.com>
7202 * optabs.c (expand_copysign_absneg): New.
7203 (expand_copysign_bit): Split out from ...
7204 (expand_copysign): ... here. Use expand_copysign_absneg.
7206 2005-01-30 Roger Sayle <roger@eyesopen.com>
7209 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
7210 constant as the second operand and a register as the third.
7212 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
7215 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
7216 that dllimport'd functions do not use all call-clobbered registers
7219 2005-01-30 Richard Henderson <rth@redhat.com>
7222 * optabs.c (expand_absneg_bit): Split out from expand_unop and
7223 expand_abs_nojump and generalize. Use operand_subword and
7224 emit_no_conflict_block. Support large modes.
7225 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
7227 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
7228 negation to subtraction.
7229 (expand_copysign): Check that the format has signed zeros.
7230 Use operand_subword and emit_no_conflict_block. Support large modes.
7232 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
7234 Fix PR tree-optimization/19624
7236 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
7237 * tree-ssa-pre.c: Add cfgloop.h.
7239 (pre_stats): New member, constified.
7240 (inserted_exprs): New static variable.
7241 (NECESSARY): New macro.
7242 (create_expression_by_pieces): Fold the expression, and
7243 mark it as defaulting to not necessary. Also put in
7245 (fully_constant_expression): New function.
7246 (insert_into_preds_of_block): Modify to not insert phis when we
7247 are playing with induction variables.
7248 Push phis onto the inserted_exprs vector, and mark them as not
7249 necessary by default.
7250 (insert_aux): Call fully_constant_expression on eprime.
7251 If all edges produce the same value, mark it constant.
7252 (mark_operand_necessary): New function.
7253 (remove_dead_inserted_code): New function.
7254 (init_pre): Init loop optimizer to get loop info.
7255 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
7256 (execute_pre): Commit edge inserts, then remove dead code.
7258 2005-01-30 Richard Henderson <rth@redhat.com>
7260 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
7261 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
7263 2005-01-30 Richard Henderson <rth@redhat.com>
7266 * config/i386/i386.c (ix86_expand_copysign): New.
7267 (ix86_split_copysign_const): New.
7268 (ix86_split_copysign_var): Rename from ix86_split_copysign,
7269 rearrange op1/nmask operands.
7270 * config/i386/i386-protos.h: Update.
7271 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
7272 (copysigndf3): Likewise.
7273 (copysignsf3_const, copysigndf3_const): New.
7274 (copysignsf3_var): Rename from copysignsf3, split out splitter
7275 and fix split predicate for X constraint.
7276 (copysigndf3_var): Similarly.
7278 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
7280 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
7281 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
7282 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
7284 2005-01-29 Richard Henderson <rth@redhat.com>
7287 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
7288 of # and * in constraints.
7290 2005-01-29 Richard Henderson <rth@redhat.com>
7293 * expr.c (store_field): Don't strip sub-mode cast when the input
7294 data is even smaller.
7296 2005-01-29 Richard Henderson <rth@redhat.com>
7299 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
7302 2005-01-29 Richard Henderson <rth@redhat.com>
7304 * combine.c (make_field_assignment): Fix argument order
7307 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
7309 PR tree-optimization/15791
7310 * fold-const.c (extract_array_ref): New function.
7311 (fold): Fold comparisons between &a[i] and &a[j] or
7312 semantically equivalent trees.
7314 2005-01-29 Jeff Law <law@redhat.com>
7316 * gcse.c (insert_expr_in_table): Revamp handling of available
7317 and anticipatable occurrence lists to avoid unnecessary list
7319 (insert_set_in_table): Similarly.
7321 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
7323 * c-common.c (fix_string_type): Just use c_build_qualified_type to
7325 (c_build_qualified_type): Build qualified array types with
7326 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
7327 * c-decl.c (c_make_fname_decl): Build unqualified array type
7328 before qualified type.
7329 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
7330 type is qualified, not just if type itself is. Don't apply
7331 qualifiers to array type when declarator is processed. Apply
7332 qualifiers to field type whether or not it is an array type.
7333 Don't handle array types specially for applying qualifiers to
7335 * c-typeck.c (composite_type): Build unqualified element type and
7336 array type when forming composite of array types.
7337 (common_pointer_type, comptypes, comp_target_types,
7338 type_lists_compatible_p, build_indirect_ref, build_array_ref,
7339 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
7341 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
7342 (args2) in variables a1 and a2.
7344 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
7346 * cse.c (n_elements_made, max_elements_made): Remove.
7347 (insert): Don't touch n_elements_made.
7348 (cse_main): Don't touch n_elements_made or max_elements_made.
7350 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
7353 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
7354 configuration part of dp-bit.c to be lost.
7356 2005-01-28 Roger Sayle <roger@eyesopen.com>
7358 * expmed.c (expand_mult_highpart_optab): When attempting to use
7359 a non-widening multiplication in a wider mode, the operands need
7360 to be converted (zero or sign extended) to that mode.
7362 2005-01-28 Ian Lance Taylor <ian@airs.com>
7366 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
7367 through if both operands fall through.
7369 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7371 * cse.c (fold_rtx) <PC>: Don't optimize.
7373 2005-01-28 Jeff Law <law@redhat.com>
7375 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
7376 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
7378 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7380 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
7381 cse_reg_info_used_list_end): Remove.
7382 (cse_reg_info_list, cse_reg_info_list_free): New.
7383 (get_cse_reg_info): When allocating an instance of
7384 cse_reg_info, add it to the beginning of the cse_reg_info_list
7385 list. Remove code to maintain cse_reg_info_used_list.
7386 (new_basic_block): Reset the free list to the beginning of
7389 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
7391 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
7392 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
7393 (frv_expand_mdpackh_builtin): New function.
7394 (frv_expand_builtin): Use it to expand __MDPACKH.
7395 * doc/extend.texi (__MDPACKH): Update documentation.
7397 2005-01-28 Uros Bizjak <uros@kss-loka.si>
7399 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
7400 SSE_FLOAT_MODE_P for use_sse computation.
7402 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
7405 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
7407 2005-01-27 Richard Henderson <rth@redhat.com>
7409 * builtins.c (expand_builtin_copysign): New.
7410 (expand_builtin): Call it.
7411 * genopinit.c (optabs): Add copysign_optab.
7412 * optabs.c (init_optabs): Initialize it.
7413 (expand_copysign): New.
7414 * optabs.h (OTI_copysign, copysign_optab): New.
7415 (expand_copysign): Declare.
7417 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
7418 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
7420 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
7421 (ix86_expand_fp_absneg_operator): ... here.
7422 (ix86_split_copysign): New.
7423 * config/i386/i386-protos.h: Update.
7424 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
7425 (copysignsf3, copysigndf3): New.
7427 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
7428 (copysignsf3, ncopysignsf3): New.
7429 (copysigndf3, ncopysigndf3): New.
7430 (copysignxf3, ncopysignxf3): New.
7431 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
7433 2005-01-27 Arend Bayer <arend.bayer@web.de>
7434 Kazu Hirata <kazu@cs.umass.edu>
7436 * cse.c: (find_best_addr): Don't call copy_rtx before calling
7437 fold_rtx. Save cost recomputation if fold_rtx did nothing.
7438 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
7441 2005-01-27 Jeff Law <law@redhat.com>
7443 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
7444 definitions of SSA_NAMEs which are not being rewritten.
7445 (rewrite_ssa_into_ssa): Only initialize the current definition
7446 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
7447 If checking is enabled, assert that SSA_NAME_AUX is clear for all
7448 SSA_NAMEs before returning.
7450 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
7452 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
7453 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
7454 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
7455 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
7456 config/mips/iris6.h, config/sh/sh.c: Update copyright.
7458 2005-01-27 Steven Bosscher <stevenb@suse.de>
7461 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
7462 higher to -O2 and higher. Likewise for tree PRE.
7463 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
7466 2005-01-27 Ian Lance Taylor <ian@airs.com>
7469 * gimple-low.c (try_catch_may_fallthru): New static function.
7470 (block_may_fallthru): Handle TRY_CATCH_EXPR.
7471 * tree-inline.c (expand_call_inline): Don't warn about reaching
7472 the end of a non-void function being inlined if the function uses
7475 2005-01-27 Jakub Jelinek <jakub@redhat.com>
7477 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
7480 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
7481 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
7482 (implicitly_declare): Handle error_mark_node.
7484 2005-01-27 Richard Henderson <rth@redhat.com>
7487 * tree.h (struct tree_decl): Add debug_expr_is_from.
7488 (DECL_DEBUG_EXPR_IS_FROM): New.
7489 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
7490 * dwarf2out.c (dwarf2out_var_location): Update to match.
7491 * tree-outof-ssa.c (create_temp): Likewise.
7492 * var-tracking.c (track_expr_p): Likewise.
7493 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
7494 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
7495 * toplev.c (default_tree_printer): Likewise.
7497 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
7499 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
7500 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
7502 2005-01-27 Steven Bosscher <stevenb@suse.de>
7504 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
7505 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
7506 ASM_CLOBBERS): Add tree checks.
7508 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
7509 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
7510 * c-common.def (SWITCH_STMT): Update to match.
7511 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
7512 macros instead of SWITCH_EXPR ones.
7513 * c-dump.c (c_dump_tree): Likewise.
7514 * c-gimplify.c (gimplify_switch_stmt): Likewise.
7515 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
7517 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
7519 2005-01-27 Alan Modra <amodra@bigpond.net.au>
7521 * unwind-dw2.c (execute_stack_op): Add missing cases for
7522 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
7524 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
7526 * config.gcc (Obsolete configurations): Remove 'dummy', add
7527 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
7530 2005-01-26 Diego Novillo <dnovillo@redhat.com>
7532 PR tree-optimization/19633
7533 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
7535 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
7536 are no call-clobbered variables.
7537 * tree-outof-ssa.c (check_replaceable): Return false for calls
7540 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
7542 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
7543 even for variables with NULL DECL_INITIAL.
7545 2005-01-26 Stuart Hastings <stuart@apple.com>
7547 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
7549 2005-01-26 Richard Henderson <rth@redhat.com>
7552 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7554 * expr.c (store_field): Strip conversions to odd-bit-sized types
7555 if the destination field width matches.
7557 2005-01-26 Richard Henderson <rth@redhat.com>
7559 * c-decl.c, expmed.c, expr.c: Revert last change.
7561 2005-01-26 Richard Henderson <rth@redhat.com>
7564 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7566 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
7567 if we don't need the bits above those present in the current mode.
7568 * expr.c (store_field): Strip conversions to odd-bit-sized types
7569 if the destination field width matches.
7571 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
7573 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
7574 either -ffast-math or -funsafe-math-optimizations is in use.
7576 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
7580 * config/avr/avr.c (notice_update_cc): Only set condition code for
7581 ashrqi3 if shift count > 0.
7582 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
7583 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
7584 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
7585 count <= 0 as a no-op, and shift count >= width by copying zero
7586 or sign bit to all bits of the result.
7587 * config/avr/avr.md (all shifts): Add alternatives for zero shift
7588 count, with attribute "length" set to 0 and "cc" set to "none".
7590 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7592 * doc/invoke.texi: Document -mTLS.
7594 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
7595 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
7596 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
7597 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
7598 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
7599 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
7600 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
7601 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
7603 * configure.ac: Check for a TLS capable gas.
7605 * configure: Regenerate.
7607 2005-01-26 Richard Henderson <rth@redhat.com>
7610 * combine.c (make_field_assignment): Simplify store to zero_extract
7611 from a source with an overlapping mask.
7613 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7615 2004-11-11 Eric Christopher <echristo@redhat.com>
7617 * config/frv/frv.md: Add fr400_integer automaton. Don't
7618 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
7621 2005-01-26 Steven Bosscher <stevenb@suse.de>
7624 * cfgbuild.c (make_edges): Do not clear or set
7625 current_function_has_computed_jump.
7626 * function.h (struct function): Remove the has_computed_jump field.
7627 (current_function_has_computed_jump): Do not define.
7628 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
7629 in a computed jump. Ignore current_function_has_computed_jump.
7631 2005-01-26 Richard Henderson <rth@redhat.com>
7634 * expr.c (categorize_ctor_elements): New argument p_must_clear.
7635 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
7637 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
7638 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
7639 objects into static storage if they have more than one non-zero value.
7640 * tree.h (categorize_ctor_elements): Update decl.
7642 2005-01-26 Steven Bosscher <stevenb@suse.de>
7645 * tree.h (CALL_EXPR_TAILCALL): Add comment.
7646 * calls.c (check_sibcall_argument_overlap_1): Revert the change
7647 to this function from 2004-07-10.
7648 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
7649 the current function for tail call optimizations if the address
7650 of one of it its arguments is taken.
7652 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
7654 * cse.c (fold_rtx): Call equiv_constant only when necessary.
7656 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
7658 * function.c (expand_function_end): If current_function_calls_alloca,
7659 emit stack restore in a place that is reached when the function falls
7662 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
7664 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
7665 rule to avoid matching inappropriate suffix rule.
7667 2005-01-26 Jan Hubicka <jh@suse.cz>
7669 PR tree-optimization/19241
7670 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
7672 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
7674 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
7675 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
7677 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
7678 <sim*>: Always use crt1.o, regardless of N in simN.
7679 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
7680 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
7681 (CRT_CALL_STATIC_FUNCTION): Remove.
7682 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
7683 use crt1.o, regardless of N in simN.
7684 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
7685 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
7686 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
7687 case isystem setting.
7688 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
7690 2005-01-25 Ian Lance Taylor <ian@airs.com>
7692 * gimple-low.c (block_may_fallthru): Correct handling of
7693 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
7695 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
7697 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
7698 handlers to match indentation; nested under the mtune=* handler.
7699 Similar for mcpu= and march=.
7701 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
7703 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
7704 * config/mips/linux64.h (LIB_SPEC): Likewise.
7705 * config/mn10300/linux.h (LIB_SPEC): Likewise.
7706 * config/sh/linux.h (LIB_SPEC): Likewise.
7708 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
7710 * config/frv/frv.c (frv_legitimize_tls_address): New.
7711 (TARGET_HAVE_TLS): Define.
7712 (FRV_SYMBOL_REF_TLS_P): Define.
7713 (frv_override_options): Handle new register classes.
7714 (frv_legitimate_address_p): Reject tls addresses.
7715 (frv_legitimize_address): Handle TLS addresses.
7716 (gen_inlined_tls_plt): New.
7718 (frv_legitimize_tls_address): New.
7719 (unspec_got_name): Add TLS entries.
7720 (got12_operand): Add R_FRV_TLSMOFF12 case.
7721 (frv_emit_move): Fixup TLS addresses.
7722 (frv_emit_movsi): Legitimize TLS addresses.
7724 * config/frv/frv.h (MASK_BIG_TLS): New.
7725 (TARGET_BIG_TLS): New.
7726 (HAVE_AS_TLS): Define.
7727 (TARGET_SWITCHES): Add -mTLS and -mtls options.
7728 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
7729 (REG_CLASS_NAMES): Same.
7730 (REG_CLASS_CONTENTS): Same.
7731 (CONSTRAINT_LEN): New.
7732 (REG_CLASS_FROM_CONSTRAINT): New.
7733 (PREDICATE_CODES): Add symbolic_operand.
7735 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
7736 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
7737 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
7738 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
7739 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
7740 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
7741 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
7742 GR9_REG, GR14_REG, LRREG.
7743 (type): Add load_or_call attribute.
7744 ("load_or_call"): New reservation.
7745 ("call_gettlsoff"): New.
7746 ("tls_indirect_call"): New.
7747 ("tls_load_gottlsoff12"): New.
7748 ("tlsoff_hilo"): New.
7749 ("tls_tlsdesc_ldd"): New.
7750 ("tls_tlsoff_ld"): New.
7753 * config/frv/frv-protos.h (symbolic_operand): Protoize.
7755 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
7757 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
7758 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
7759 * config/frv/frv.c (TLS_BIAS): Define.
7760 (frv_output_dwarf_dtprel): New.
7762 2005-01-26 Jakub Jelinek <jakub@redhat.com>
7764 PR rtl-optimization/19579
7765 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
7766 both A and B, see if they don't clobber registers the other expr uses.
7768 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
7770 * real.c (do_add): Initialize signalling and canonical members.
7772 * real.c (real_from_integer): Zero out destination.
7774 2005-01-18 Jan Hubicka <jh@suse.cz>
7776 PR tree-optimize/19337
7777 * tree-inline.c (initialize_inlined_parameters): Copy
7778 saved_static_chain_decl only.
7780 2005-01-25 Richard Henderson <rth@redhat.com>
7784 * config/i386/i386.c (x86_inter_unit_moves): Zero.
7785 (ix86_preferred_reload_class): Rewrite fp-constant section, with
7786 80387 enabled, to return a proper subclass. Return the subset that
7787 overlaps with GENERAL_REGS for PLUS.
7788 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
7790 2005-01-25 Richard Henderson <rth@redhat.com>
7793 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
7795 2005-01-25 Roger Sayle <roger@eyesopen.com>
7797 * expmed.c (choose_multiplier): Change interface to return the
7798 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
7799 (expand_divmod): Update calls to choose_multiplier.
7801 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7804 * expmed.c (extract_bit_field): Use adjust_address instead of
7805 gen_lowpart when op0 is a MEM.
7807 2005-01-24 Steven Bosscher <stevenb@suse.de>
7809 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
7811 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
7813 * config/mips/irix-csr.c: New file.
7814 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
7815 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
7816 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7819 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
7822 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
7823 sparc/elf.h, add sparc/sp-elf.h.
7824 (sparc-*-rtems*): Likewise.
7825 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
7826 tm-dwarf2.h, add sparc/sp-elf.h.
7827 (sparc86x-*-elf): Likewise.
7828 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
7829 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
7830 TARGET_OS_CPP_BUILTINS.
7831 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7832 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7834 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
7835 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
7836 (SWITCH_TAKES_ARG): Likewise.
7837 (LOCAL_LABEL_PREFIX): Likewise.
7838 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
7839 (TARGET_N_FORMAT_TYPES): Delete.
7840 (TARGET_FORMAT_TYPES): Likewise.
7841 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
7842 * config/sparc/elf.h: Delete.
7843 * config/sparc/sp-elf.h: New file.
7845 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7847 * tree-flow-inline.h (phi_arg_from_edge): Remove.
7848 * tree-flow.h: Remove the corresponding prototype.
7849 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
7850 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
7852 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7855 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
7856 for AIX ABI or ELF -fPIC.
7857 (rs6000_emit_load_toc_table): Don't create toc_section here.
7858 (rs6000_xcoff_file_start): Nor here.
7860 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
7862 * sh.c (ra.h): Don't #include.
7863 (hard_regs_intersect_p): New function, resurrected from ra.c.
7865 * sh.c: Fix 1996 Copyright.
7867 2005-01-24 Richard Henderson <rth@redhat.com>
7868 Aldy Hernandez <aldyh@redhat.com>
7870 * regrename.c (note_sets): Handle subregs.
7872 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
7875 * genconditions.c (write_header, write_conditions): Elide file if
7878 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7880 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
7881 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
7884 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7886 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
7887 expand_builtin_printf, expand_builtin_fprintf,
7888 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
7889 checking against POINTER_TYPE.
7890 (validate_arglist): Handle POINTER_TYPE code by checking
7893 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
7895 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
7897 (for_each_rtx): Call for_each_rtx_1.
7898 * rtl.h (init_rtlanal): Declare.
7899 * toplev.c (backend_init): Call init_rtlanal.
7901 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7903 * flow.c (propagate_one_insn): Formatting.
7906 * flow.c (libcall_dead_p): Be more conservative if unsure.
7907 If there are any instructions between insn and call, see if they are
7908 all dead before saying the libcall is dead.
7910 2005-01-24 Uros Bizjak <uros@kss-loka.si>
7912 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
7913 operand constraint for operand 0.
7915 2005-01-23 Richard Henderson <rth@redhat.com>
7918 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
7919 edges leading to join block.
7921 2005-01-23 Roger Sayle <roger@eyesopen.com>
7923 * expmed.c (expand_mult_highpart): Make static. Change type of
7924 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
7925 (expand_divmod): Updates calls to expand_mult_highpart by using
7926 gen_int_mode to pass a CONST_INT rtx.
7927 * rtl.h (expand_mult_highpart): Remove prototype.
7929 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7931 * flow.c (regset_bytes, regset_size): Remove.
7933 * cfganal.c: Fix a reference to Harvey's paper.
7935 2005-01-23 Steven Bosscher <stevenb@suse.de>
7937 PR rtl-optimization/19464
7938 * tree-optimize.c (init_tree_optimization_passes): Add one more
7939 copyrename pass just before out-of-ssa.
7941 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
7944 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
7945 * ggc-none.c (ggc_free): Define.
7947 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7949 * cse.c (max_reg, max_insn_uid): Remove.
7950 (cse_main): Don't access max_reg or max_insn_uid.
7952 * c-common.c (explicit_flag_signed_bitfields,
7953 lang_statement_code_p, lang_expand_function_end): Remove.
7954 * c-common.h: Remove the corresponding declarations.
7955 * c-opts.c (c_common_handle_option): Remove all write access
7956 to explicit_flag_signed_bitfields.
7958 * cgraph.c (cgraph_varpool_n_nodes): Remove.
7959 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
7960 * cgraph.h: Remove the corresponding declaration.
7962 * gcse.c (null_pointer_info): Remove.
7964 2005-01-23 Roger Sayle <roger@eyesopen.com>
7965 Eric Botcazou <ebotcazou@libertysurf.fr>
7967 * combine.c (simplify_logical): Only simplify logical expressions
7968 of the form ior(and(x,y),z) by the inverse distributive law if the
7969 result is cheaper than the original.
7971 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7973 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
7974 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
7975 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
7976 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
7977 config/freebsd-spec.h, config/arm/arm.h,
7978 config/h8300/h8300.md, config/i386/i386.md,
7979 config/i386/predicates.md, config/i386/sse.md,
7980 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
7981 config/vax/vax.md: Fix comment typos. Follow spelling
7984 2005-01-23 Steven Bosscher <stevenb@suse.de>
7986 * gengtype.c (walk_type): Produce `not equal to' compares for loop
7987 tests, instead of `less than'.
7989 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
7991 * function.c (assign_parm_setup_block): When creating a new stack slot
7992 for a parameter, get its alignment from the parameter's DECL_ALIGN
7993 rather than the type's TYPE_ALIGN. Make sure that the parameter
7994 is at least word aligned.
7996 2005-01-22 Roger Sayle <roger@eyesopen.com>
7999 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
8001 2005-01-22 Richard Henderson <rth@redhat.com>
8004 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
8005 in both compare operands.
8006 (movdfcc_1_sse_max): Likewise.
8007 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
8008 (movdfcc_1_sse): Likewise.
8009 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
8010 scratch register as needed.
8012 2005-01-22 Richard Henderson <rth@redhat.com>
8014 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
8016 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
8018 2005-01-22 Richard Henderson <rth@redhat.com>
8020 * genopinit.c (optabs): Use smin/smax for floating point too.
8021 * doc/md.texi: Update to match. Clarify that floating point
8022 results are undefined for +0/-0 and NaN.
8023 * doc/rtl.texi: Likewise.
8024 * rtl.def (SMIN, SMAX): Likewise
8025 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
8027 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
8028 leading 's' to the name.
8029 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
8030 smaxxf3, sminxf3): Likewise.
8031 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
8034 2005-01-22 Paul Brook <paul@codesourcery.com>
8036 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
8038 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
8040 * config/s390/s390.c (struct processor_costs): New fields
8041 dlgr, dlr, dr, dsgfr, dsgr.
8042 (z900_cost, z990_cost): Values for new fields.
8043 (s390_rtx_costs): New cases MEM und COMPARE in switch
8044 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
8045 DIV, MOD, UDIV, UMOD.
8047 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
8049 * config/s390/s390.md ("doloop_si64"): Reload input value directly
8050 into the register being decremented.
8051 ("doloop_si31", "doloop_di"): Likewise.
8052 ("*doloop_si_long"): Adapt pattern.
8054 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
8056 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
8058 (CLASS_MAX_NREGS): Likewise.
8060 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
8062 * doc/tree-ssa.texi (Statement Operands): Add example for new
8063 must-def macro. Note deprecation of old operands interface.
8065 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
8067 PR tree-optimization/19484
8068 * tree-cfg.c (remove_fallthru_edge): New function.
8069 (cleanup_control_flow): Remove fallthru edges from calls that are
8070 now known not to return.
8072 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8074 Fix PR tree-optimization/19038
8075 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
8076 copies with loop variant ones.
8078 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
8080 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
8081 config/alpha/alpha-protos.h, config/alpha/alpha.h,
8082 config/alpha/alpha.md, config/alpha/predicates.md,
8083 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
8084 config/sparc/sol2.h: Update copyright.
8086 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
8087 first label to see if it is a nonlocal label.
8089 2005-01-22 David Edelsohn <edelsohn@gnu.org>
8090 Andrew Pinski <pinskia@physics.uc.edu>
8093 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
8094 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
8096 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
8098 * config/rs6000/rtems.h: Update copyright.
8100 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
8103 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
8104 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
8105 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
8107 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8110 * c-typeck.c (convert_arguments): Check for error_mark_node.
8112 2005-01-21 Ian Lance Taylor <ian@airs.com>
8114 PR tree-optimization/13000
8115 * tree-inline.c: Include "tree-flow.h".
8116 (expand_call_inline): If warn_return_type, warn if non-void inline
8117 function falls through.
8118 * tree-cfg.c (execute_warn_function_return): Don't warn about
8119 control reaching end if TREE_NO_WARNING is set. Set
8121 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
8123 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
8124 branch if we don't need one.
8125 * c-typeck.c: Include "tree-flow.h"
8126 (c_finish_bc_stmt): Don't add a goto if the current statement
8127 list doesn't fall through to the current point.
8129 2005-01-21 Roger Sayle <roger@eyesopen.com>
8131 PR rtl-optimization/576
8132 * real.c (real_arithmetic): Change return type from void to bool
8133 to return an indication that the result may be inexact.
8134 * real.h (real_arithmeric): Update prototype.
8135 * fold-const.c (const_binop): Don't constant fold floating
8136 point expressions when the user specifies -frounding-math and
8137 the result may depend upon the run-time rounding mode.
8138 (fold_convert_const_real_from_real): Clean-up.
8139 (fold_initializer): Ignore flag_rounding_math for initializers.
8140 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
8141 constant fold FP operations with flag_rounding_math if the
8142 result may depend upon the run-time rounding mode.
8144 2005-01-21 Tom Tromey <tromey@redhat.com>
8146 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
8148 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
8150 * tree-cfg.c: Fix comment typos.
8152 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
8154 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
8155 around the call to rest_of_handle_branch_target_load_optimize.
8157 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8159 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
8160 (sparc64-*-openbsd*): Likewise.
8161 (sparclite-*-elf*): Include tm-dwarf2.h.
8162 (sparc86x-*-elf*): Likewise.
8163 (sparc64-*-elf*): Likewise.
8164 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
8165 (DBX_DEBUGGING_INFO): Likewise.
8166 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
8167 (PREFERRED_DEBUGGING_TYPE): Likewise.
8168 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
8169 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
8170 (PREFERRED_DEBUGGING_TYPE): Likewise.
8171 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
8172 (PREFERRED_DEBUGGING_TYPE): Likewise.
8173 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
8175 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
8178 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
8180 2005-01-20 Paul Brook <paul@codesourcery.com>
8182 * doc/rtl.texi: Document value extension requirements for CONST_INT.
8184 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8186 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
8187 label is first in a sequence of labels.
8189 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
8191 2005-01-20 Janis Johnson <janis187@us.ibm.com>
8192 Giovanni Bajo <giovannibajo@gcc.gnu.org>
8194 * doc/sourcebuild.texi (Test Directives): New.
8196 2005-01-20 Roger Sayle <roger@eyesopen.com>
8198 * real.c (real_floor): Don't leave the result uninitialized when
8199 mode is VOIDMode, but return the unrounded intermediate value.
8200 (real_ceil): Likewise.
8202 2005-01-20 Paul Brook <paul@codesourcery.com>
8204 * config/arm/arm.md (insv): Use gen_int_mode.
8206 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
8208 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
8209 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8210 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8211 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8212 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8214 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8217 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
8218 fbreg, so we have to assume we can't.
8219 (loc_descriptor_from_tree_1): Ditto.
8220 (containing_function_has_frame_base): New function.
8221 (add_location_or_const_value_attribute): Use it.
8222 Also try to generate a frame_base from a single element location
8225 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8227 PR tree-optimization/15349
8228 * timevar.def (TV_TREE_MERGE_PHI): New.
8229 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
8231 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
8232 calls to tree_forwarder_block_p.
8233 (remove_forwarder_block_with_phi, merge_phi_nodes,
8234 gate_merge_phi, pass_merge_phi): New.
8235 * tree-optimize.c (init_tree_optimization_passes): Add
8237 * tree-pass.h: Add an extern for pass_merge_phi;
8239 2005-01-20 Richard Henderson <rth@redhat.com>
8242 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
8243 (_mm_castps_pd, _mm_castps_si128): New.
8244 (_mm_castsi128_ps, _mm_castsi128_pd): New.
8246 2005-01-20 Richard Henderson <rth@redhat.com>
8249 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
8250 __builtin_ia32_vec_init_v2si.
8251 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
8252 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
8253 (ix86_init_mmx_sse_builtins): Create it.
8254 (ix86_expand_builtin): Expand it.
8255 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
8256 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
8257 (vec_extractv2si_0, vec_extractv2si_1): New.
8259 2005-01-20 Richard Henderson <rth@redhat.com>
8262 * config/i386/i386.c (ix86_expand_push): New.
8263 * config/i386/mmx.md (push<MMXMODE>1): New.
8264 * config/i386/sse.md (push<SSEMODE>1): New.
8265 * config/i386/i386-protos.h: Update.
8267 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8269 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
8272 2005-01-20 Richard Henderson <rth@redhat.com>
8274 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
8275 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
8277 2005-01-19 Richard Henderson <rth@redhat.com>
8280 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
8281 to V4SFmode in SSE1 fallback load path.
8283 2005-01-19 Richard Henderson <rth@redhat.com>
8285 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
8286 in QImode expansion to ix86_expand_vector_set.
8287 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
8289 2005-01-19 Richard Henderson <rth@redhat.com>
8292 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
8293 subclass of the input class.
8294 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
8295 Always true for cross-SSE1 classes. Rationalize conditionals.
8296 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
8297 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
8298 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
8299 (movdi_2): Add MMX/SSE zeros.
8300 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
8301 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
8302 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8303 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
8304 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
8305 (zero_extendsidi2_rex64_1): Remove.
8306 (MOV0 peephole): Check GENERAL_REG_P.
8308 2005-01-19 Richard Henderson <rth@redhat.com>
8311 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
8313 (ix86_expand_vector_extract): Likewise.
8315 2005-01-19 Richard Henderson <rth@redhat.com>
8318 * expr.c (emit_move_change_mode): New argument force; use
8319 simplify_gen_subreg if true.
8320 (emit_move_via_alt_mode): Merge into ...
8321 (emit_move_via_integer): ... here.
8322 (emit_move_ccmode): Use emit_move_change_mode directly.
8324 2005-01-19 Richard Henderson <rth@redhat.com>
8327 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
8328 (alpha_preferred_reload_class): Handle CONST_VECTOR.
8329 (alpha_emit_set_const_1): Add no_output parameter; don't emit
8331 (alpha_emit_set_const): Likewise. Make static.
8332 (alpha_emit_set_long_const): Make static.
8333 (alpha_extract_integer): Split out from alpha_expand_mov.
8334 (alpha_split_const_mov): Likewise.
8335 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
8336 (alpha_legitimate_constant_p): New.
8337 * config/alpha/alpha-protos.h: Update.
8338 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
8339 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
8340 * config/alpha/alpha.md (movsi): Add n alternative.
8341 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
8342 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
8343 (splitters for all of the above): Use alpha_split_const_mov.
8344 * config/alpha/predicates.md (non_add_const_operand): New.
8345 (non_zero_const_operand): New.
8346 (input_operand): Use alpha_legitimate_constant_p after reload.
8348 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8350 PR tree-optimization/19038
8351 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
8352 (add_candidate): Add ivs with increment in latch only if
8353 allow_ip_end_pos_p is true.
8354 (determine_iv_cost): Use empty_block_p.
8356 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
8358 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
8359 (compute_dominance_frontiers): Ditto.
8361 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
8364 * config/sh/t-rtems: New.
8365 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
8367 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8369 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
8370 the offset of the selected field.
8372 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
8374 * tree-cfg.c (remove_forwarder_block): Fix the check to
8375 prevent a nonlocal label from appearing in the middle of a
8378 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
8380 PR rtl-optimization/19462
8381 * reorg.c (find_end_label): Create return insn only if
8382 current_function_epilogue_delay_list is empty.
8384 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
8386 * doc/passes.texi: Remove paragraph mentioning new-ra.
8388 2005-01-19 Jakub Jelinek <jakub@redhat.com>
8390 PR rtl-optimization/15139
8391 * combine.c: Include params.h.
8392 (count_rtxs): New function.
8393 (record_value_for_reg): If replace_rtx would replace at least
8394 2 occurrences of REG in VALUE and TEM is really large, replace REG with
8395 (clobber (const_int 0)) instead of TEM.
8396 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
8397 * params.h (MAX_LAST_VALUE_RTL): New.
8398 * Makefile.in (combine.o): Depend on $(PARAMS_H).
8399 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
8402 * c-typeck.c (digest_init): Only call build_vector if all constructor
8403 elements are *_CST nodes.
8404 * gimplify.c (gimplify_init_constructor): Likewise.
8407 * c-typeck.c (digest_init): Only call build_vector if inside_init
8410 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
8412 * toplev.c (init_asm_output): Remove dead #ifdef.
8414 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
8416 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
8418 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8420 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
8421 accessing DECL_FUNCTION_CODE.
8422 * dojump.c (do_jump): Likewise.
8423 * gimplify.c (gimplify_call_expr): Likewise.
8424 * predict.c (expr_expected_value): Likewise.
8425 (strip_builtin_expect): Likewise.
8426 * tree-inline.c (estimate_num_insns_1): Likewise.
8427 * tree-ssa-loop-im.c (stmt_cost): Likewise
8428 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
8429 (tree_expr_nonnegative_p): Likewise.
8431 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8433 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
8434 variant of the load_pcrel_sym pattern.
8435 * config/sparc/sparc.md (P macro): Move to the top.
8436 (load_pcrel_sym): Macroize using P.
8437 (save_register_window): Likewise.
8439 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
8441 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
8444 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
8447 * c-typeck.c (build_asm_expr): Strip nops off
8448 input memory operands.
8450 2005-01-18 David Edelsohn <edelsohn@gnu.org>
8452 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
8453 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
8454 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
8455 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
8457 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
8460 * config/i386/i386.c (override_options): If the 80387 is disabled,
8461 then do not return FP values using FP registers.
8463 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
8465 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
8466 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
8467 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
8468 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
8469 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
8470 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
8471 output.h, postreload-gcse.c, postreload.c, recog.c,
8472 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
8473 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
8474 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
8475 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
8476 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
8477 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
8478 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
8479 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
8481 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
8482 config/alpha/alpha.c, config/arm/vfp.md,
8483 config/i386/emmintrin.h, config/i386/i386-modes.def,
8484 config/i386/i386-protos.h, config/i386/i386.h,
8485 config/i386/pmmintrin.h, config/i386/ppro.md,
8486 config/i386/predicates.md, config/i386/xmmintrin.h,
8487 config/i860/i860.c, config/ia64/ia64-modes.def,
8488 config/ia64/ia64-protos.h, config/ia64/ia64.h,
8489 config/ia64/ia64.md, config/ia64/itanium1.md,
8490 config/ia64/itanium2.md, config/ia64/predicates.md,
8491 config/iq2000/iq2000.h, config/mips/linux64.h,
8492 config/rs6000/aix41.h, config/rs6000/aix43.h,
8493 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
8494 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
8495 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
8496 config/sparc/linux64.h, config/sparc/litecoff.h,
8497 config/sparc/sp64-elf.h, config/sparc/sparc.c,
8498 config/sparc/sparc.h, config/sparc/sparc.md,
8499 config/sparc/sysv4-only.h: Update copyright.
8501 2005-01-18 Richard Henderson <rth@redhat.com>
8504 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
8506 2005-01-18 Marc Espie <espie@openbsd.org>
8507 * config/i386/openbsdelf.h: Typo.
8509 2005-01-18 Richard Henderson <rth@redhat.com>
8511 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
8512 special case for sse.
8513 * config/i386/predicates.md (sse_comparison_operator): Likewise.
8515 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
8517 * tree-inline.c (estimate_num_insns_1): Added cases for
8518 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
8520 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8522 PR rtl-optimization/19296
8523 * combine.c (simplify_comparison): Rewrite the condition under
8524 which a non-paradoxical SUBREG of a PLUS can be lifted when
8525 compared against a constant.
8527 2005-01-18 Andi Kleen <ak@muc.de>
8529 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
8530 * c.opt (-Wpointer-sign): Add.
8531 * doc/invoke.texi: (-Wpointer-sign): Add.
8533 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8535 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
8536 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
8537 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
8538 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
8539 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
8540 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
8541 for TARGET_MIX_SSE_I387.
8542 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
8543 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
8544 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
8545 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
8546 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
8547 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
8548 TARGET_MIX_SSE_I387.
8549 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
8552 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8555 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
8556 Add movaps alternative for xmm reg->reg move.
8558 2005-01-17 Jeff Law <law@redhat.com>
8560 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
8561 at the end of the main DOM loop rather than just before DOM exits.
8563 2005-01-17 Diego Novillo <dnovillo@redhat.com>
8565 PR tree-optimization/19121
8566 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
8567 adding aliases to a name tag, also add them to the pointer's
8569 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
8570 sensitive alias info at all. Only check that the two pointers
8571 have compatible pointed-to sets.
8572 * tree-ssa.c (verify_name_tags): Verify that the alias set of
8573 a pointer's type tag is a superset of the alias set of the
8576 2005-01-17 James E Wilson <wilson@specifixinc.com>
8579 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
8580 comment to document why.
8582 2005-01-17 Richard Henderson <rth@redhat.com>
8584 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
8585 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
8586 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
8587 sse2_vmsminv2df3_finite): New.
8588 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
8589 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
8590 Force op1 into register.
8592 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
8594 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
8595 bubblestrap from always rebuilding build directory.
8597 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
8599 * config/s390/s390.md ("*clc"): Remove incorrect '='.
8600 ("*cmpmem_short"): Likewise.
8602 2005-01-17 Steven Bosscher <stevenb@suse.de>
8604 * basic-block.h: Document BB_* flags.
8605 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
8606 use an sbitmap instead.
8607 * sched-rgn.c (compute_trg_info): Likewise.
8609 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
8611 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
8612 redundant target_cpu_default and extra_parts lines. Use the default
8614 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
8615 (SUBTARGET_EXTRA_SPECS): Delete.
8616 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
8617 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
8618 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
8619 and "n32" for -mabi=n32.
8621 2005-01-17 Ian Lance Taylor <ian@airs.com>
8624 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
8625 fold constant variables into initial values.
8627 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
8629 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
8631 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
8632 through the statements backward.
8634 2005-01-17 Ian Lance Taylor <ian@airs.com>
8636 PR middle-end/13127:
8637 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
8638 a variable set to the return value of the inlined function.
8640 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
8642 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
8643 when modes are tieable.
8645 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
8647 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
8648 of pthread_create to find out if threads are enabled.
8649 * gthr-posix95.h (__gthread_active_p): Likewise.
8651 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
8653 * common.opt (-fnew-ra): Remove.
8655 * toplev.h (flag_new_regalloc): Remove.
8656 * Makefile.in (ra*.*): Don't mention.
8657 * passes.c (rest_of_handle_new_regalloc): Remove.
8658 (rest_of_handle_combine, rest_of_compilation): Always consider
8659 flag_new_regalloc as false.
8660 * doc/invoke.texi: Don't document -fnew-ra.
8662 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
8664 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
8665 last parameter to reg_scan.
8666 * loop.c (loop_optimize): Likewise.
8667 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
8668 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
8669 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8670 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8671 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
8672 * regclass.c (reg_scan): Likewise, for the declaration.
8673 * rtl.h (reg_scan): Likewise, for the prototype.
8675 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
8677 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
8678 mark_dfs_back_edges.
8680 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
8682 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
8683 (compute_avail): Uses don't go in tmp_gen.
8685 2005-01-16 Steven Bosscher <stevenb@suse.de>
8687 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
8688 loop to look for a free slot in a page entry.
8690 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8693 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
8694 * toplev.c (compile_file): Call process_pending_assemble_output_defs
8695 just before targetm.asm_out.file_end.
8696 * tree.h (process_pending_assemble_output_defs): Declare.
8697 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
8699 (assemble_alias): Defer generation of assembly code for defines when
8700 TARGET_DEFERRED_OUTPUT_DEFS is true.
8701 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
8702 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
8703 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
8705 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8708 * pa.c (pa_scalar_mode_supported_p): New function.
8709 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
8710 * pa.h (MIN_UNITS_PER_WORD): Add comment.
8712 * pa-protos.h (prefetch_operand): Delete.
8713 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
8714 * pa.c (prefetch_operand): Delete.
8715 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
8716 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
8717 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
8718 and prefetch_nocc_operand.
8719 * pa.md (prefetch): Rework to avoid reload problems handling short
8720 displacements when a cache control completer needs to be provided.
8721 (prefetch_32, prefetch_64): Delete.
8722 (prefetch_cc, prefetch_nocc): New patterns.
8724 2005-01-15 David Edelsohn <edelsohn@gnu.org>
8726 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
8728 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8731 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
8732 exceeds maximum alignment for global common data.
8733 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
8734 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
8736 2004-01-15 Roger Sayle <roger@eyesopen.com>
8738 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
8740 2004-01-15 Roger Sayle <roger@eyesopen.com>
8742 * harg-reg-set.h (reg_class_names): Prototype global array.
8743 * regclass.c (reg_class_names): Declare here and initialize to
8745 (dump_regclass): Remove local declaration of reg_class_names.
8746 (regclass): Likewise.
8747 * cfg.c (dump_flow_info): Likewise.
8748 * ra-debug.c (reg_class_names): Likewise.
8749 * regrename.c (reg_class_names): Likewise.
8750 * reload.c (reg_class_names): Likewise.
8751 * reload1.c (spill_failure): Likewise.
8752 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
8754 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
8756 * config/s390/s390.md ("reload_outti"): Remove predicate for
8757 output operand. Abort if operand is not a MEM.
8758 ("reload_outdi", "reload_outdf"): Likewise.
8760 2005-01-15 Marc Espie <espie@openbsd.org>
8762 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
8763 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
8764 * config/openbsd.h: Fix C++ includes for native configurations.
8765 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
8766 Add trampoline support.
8767 * config/i386/openbsdelf.h: New.
8769 2005-01-15 Marc Espie <espie@openbsd.org>
8771 * collect2.c (main): Explicitly parse -dynamic-linker option.
8773 2005-01-15 Jakub Jelinek <jakub@redhat.com>
8775 PR tree-optimization/19060
8776 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
8777 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
8778 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
8779 and handle extract_range_from_cond returning false.
8780 * fold-const.c (fold): Optimize comparisons with min/max even for
8781 width > HOST_BITS_PER_WIDE_INT.
8783 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
8785 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
8786 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
8787 Remove little endian multilib variants.
8788 Add mips32 multilib variant.
8790 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
8792 * explow.c (copy_all_reg, stabilize): Remove.
8793 * expr.h: Remove the corresponding prototypes.
8795 * rtlanal.c (regs_set_between_p): Remove.
8796 * rtl.h: Remove the corresponding prototype.
8798 2005-01-14 David Edelsohn <edelsohn@gnu.org>
8800 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
8801 to rs6000_nonimmediate_operand.
8802 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
8803 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
8804 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
8805 rs6000_nonimmediate_operand.
8806 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
8807 rs6000_nonimmediate_operand.
8809 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
8811 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
8813 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8815 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
8817 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
8818 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
8820 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
8821 (rs6k_nonimmediate_operand): New.
8822 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
8824 (legitimate_lo_sum_address_p): Same.
8825 (rs6000_legitimize_address): Same.
8826 (rs6000_legitimize_reload_address): Same.
8827 (rs6000_legitimate_address): Same.
8828 (spe_build_register_parallel): Pass DF and DC modes in a DI
8831 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
8832 to rs6k_nonimmediate_operand.
8834 * config/rs6000/spe.md ("*frob_df_di"): New.
8835 ("*frob_di_df"): New.
8836 ("*frob_di_df_2"): New.
8837 ("*mov_sidf_e500_subreg0"): New.
8838 ("*mov_sidf_e500_subreg4"): New.
8839 ("*movdf_e500_double"): Change predicate to
8840 rs6k_nonimmediate_operand.
8842 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8844 * postreload.c (move2add_note_store): Only call
8845 trunc_int_for_mode on scalar integers.
8847 2005-01-14 Steven Bosscher <stevenb@suse.de>
8849 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
8850 replace BB_VISITED uses.
8851 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
8852 (propagate_necessity): Check the bitmap instead of BB_VISITED.
8853 (tree_dce_done): Free visited_control_parents.
8854 (perform_tree_ssa_dce): Allocate and clear it.
8855 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
8856 (compute_antic): Iterate from here using a DFS. Use an sbitmap
8857 instead of BB_VISITED.
8859 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
8861 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
8862 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
8863 Remove unused prototypes.
8865 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8867 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
8868 64-bit register usage.
8869 (spe_func_has_64bit_regs_p): Add FIXME note.
8871 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8873 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
8874 flag_finite_math_only with flag_unsafe_math_optimizations.
8876 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
8878 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
8880 (__tpf_eh_return): Copy TPF private stack area from the module
8881 boundary stack frame. Add check for when module addresses are
8882 equal, but no stub address is found.
8884 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
8887 * arm.h (struct machine_function): Add call_via field.
8888 (thumb_call_via_label): Declare.
8889 * arm.c (thumb_call_via_label): New variable.
8890 (thumb_call_reg_needed): New variable.
8891 (arm_output_function_epilogue): For Thumb code, output any per-function
8892 call-indirect trampolines.
8893 (thumb_call_via_reg): New function.
8894 (arm_file_end): New function.
8895 (TARGET_ASM_FILE_END): Call arm_file_end.
8896 (aof_file_end): Likewise.
8897 * arm-protos.h (thumb_call_via_reg): Declare.
8898 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
8899 thumb_call_via_reg in normal case.
8901 2005-01-14 Jakub Jelinek <jakub@redhat.com>
8904 PR rtl-optimization/19348
8905 * recog.c (peephole2_optimize): Do global life update if some peephole
8906 decides it doesn't need at least one of its inputs and that change
8907 influences liveness at the start of the basic block.
8909 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
8910 arguments instead of 1.
8912 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
8915 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
8916 zero for nested functions needing a static chain or functions
8917 with a non-constant address.
8919 2005-01-13 Roger Sayle <roger@eyesopen.com>
8921 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
8922 (and (sign_extend X) C) into (zero_extend (and X C)).
8924 2005-01-13 David O'Brien <obrien@FreeBSD.org>
8926 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
8928 2005-01-13 Richard Henderson <rth@redhat.com>
8933 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
8934 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
8935 not just TARGET_SSE.
8936 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
8937 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
8938 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
8939 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
8940 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
8941 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
8942 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
8943 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
8944 (movdicc_c_rex64): Rename with '*'.
8945 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
8946 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
8947 (movsfcc_1_387): Rename from movsfcc_1.
8948 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
8949 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
8950 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
8951 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
8952 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
8953 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
8954 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
8955 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
8956 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
8957 sse_movdfcc_const0_4): Remove.
8958 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
8959 recognize min/max early. Update for changed sse cmove patterns.
8960 (ix86_split_sse_movcc): New.
8961 * config/i386/i386-protos.h: Update.
8963 2005-01-13 Steven Bosscher <stevenb@suse.de>
8965 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
8966 (fix_stmt_v_may_defs): Likewise.
8968 2005-01-13 Richard Henderson <rth@redhat.com>
8970 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
8971 for converting the mask.
8973 2005-01-13 David Edelsohn <edelsohn@gnu.org>
8975 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
8978 2005-01-13 Richard Henderson <rth@redhat.com>
8980 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
8981 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
8982 IX86_BUILTIN_MOVDQ2Q): Remove.
8983 (IX86_BUILTIN_VEC_EXT_V4SI): New.
8984 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
8985 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
8987 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
8988 (sse2_pextrw): Fix immediate constraint.
8989 (sse2_loadq, sse2_loadq_rex64): Remove.
8990 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
8991 Use __builtin_ia32_vec_ext_<size>.
8992 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
8994 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
8996 * function.c (assign_parm_setup_block): Look inside original
8997 entry_parm when inspecting PARALLEL.
8999 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
9000 Joel Sherrill <joel@oarcorp.com>
9003 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
9004 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
9005 rtems_gxx_recursive_mutex_init.
9006 (__gthread_recursive_mutex_lock): New function.
9007 (__gthread_recursive_mutex_trylock): Likewise.
9008 (__gthread_recursive_mutex_unlock): Likewise.
9010 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
9012 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
9014 2005-01-13 Jan Beulich <jbeulich@novell.com>
9016 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
9017 (ashrti3_internal): Indicate output is early clobber. Generate result
9018 into output rather than first input. Use move for low word of output
9019 if shift count is exactly 64.
9020 (lshrti3_internal): Likewise.
9022 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
9026 * reload1.c (delete_output_reload): Don't delete an output reload
9027 if the pseudo lives longer than a single basic block. Adjust and
9028 improve wording of comment.
9030 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
9033 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
9034 of TYPE_SIZE where we mean the number of bytes.
9036 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
9038 * function.c (assign_parm_setup_block): Relax condition on
9039 multi-register optimization.
9041 2005-01-12 Nick Clifton <nickc@redhat.com>
9043 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
9044 an "in_delay_slot" attribute of "no" to prevent them being used in
9045 delay slots. This is forbidden because they might generate
9048 2005-01-12 Alan Modra <amodra@bigpond.net.au>
9051 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
9054 2005-01-12 Nick Clifton <nickc@redhat.com>
9056 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
9057 passed on to GAS) but do not define, as GAS no longer supports or
9058 needs the -m2000 option.
9060 2005-01-11 Roger Sayle <roger@eyesopen.com>
9062 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
9063 type as args of unprototyped builtins aren't automatically promoted.
9064 (fold_builtin_abs): Likewise.
9066 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9068 * Makefile.in: Set a `build-warn' variable.
9070 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
9072 PR tree-optimization/17949
9073 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
9074 (find_interesting_uses_address): Use it.
9076 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
9078 * regrename.c (kill_value): Handle subreg's that won't simplify.
9080 2005-01-11 Richard Henderson <rth@redhat.com>
9083 * config/i386/i386.h (enum ix86_builtins): Move ...
9084 * config/i386/i386.c: ... here.
9085 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
9086 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
9087 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
9088 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
9089 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
9090 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
9091 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
9092 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
9093 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
9094 IX86_BUILTIN_LOADDDUP): Remove.
9095 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
9096 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
9097 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
9098 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
9099 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
9100 (ix86_init_builtins): Make static.
9101 (ix86_init_mmx_sse_builtins): Update for changed builtins.
9102 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
9103 if all the modes match. Otherwise, fake it.
9104 (get_element_number, ix86_expand_vec_init_builtin,
9105 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
9106 (ix86_expand_builtin): Make static. Update for changed builtins.
9107 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
9108 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
9109 (ix86_expand_vector_init_duplicate): New.
9110 (ix86_expand_vector_init_low_nonzero): New.
9111 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
9112 Split out from ix86_expand_vector_init; handle integer modes.
9113 (ix86_expand_vector_init): Use them.
9114 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
9115 * config/i386/i386-protos.h: Update.
9116 * config/i386/predicates.md (reg_or_0_operand): New.
9117 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
9118 (movv2sf_internal): Likewise. And a splitter to match them all.
9119 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
9120 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
9121 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
9122 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
9123 (mmx_pinsrw): Fix operand ordering.
9124 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
9125 rather than sse_loadss expander.
9126 (movv2df splitter): Similarly.
9127 (sse_loadss, sse_loadlss): Remove.
9128 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
9129 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
9130 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
9131 (sse3_movddup): Rename with '*'.
9132 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
9133 (sse2_loadsd): Remove.
9134 (vec_dupv2df_sse3): Rename from sse3_loadddup.
9135 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
9136 (sse2_pinsrw): Fix argument ordering.
9137 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
9138 (sse2_stored): Remove 'r' destination.
9139 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
9140 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
9141 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
9142 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
9143 vec_extractv16qi, vec_initv16qi): New.
9145 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
9146 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
9147 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
9149 (_mm_load_pd, _mm_store_pd): Use plain dereference.
9150 (_mm_load_si128, _mm_store_si128): Likewise.
9151 (_mm_load1_pd): Use _mm_set1_pd.
9152 (_mm_load_sd): Use _mm_set_sd.
9153 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
9154 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
9155 (_mm_set_epi64): Use _mm_set_epi64x.
9156 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
9157 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
9158 _mm_setr_epi8): Use _mm_set_foo form.
9159 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
9160 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
9161 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
9162 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
9163 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
9164 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
9165 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
9166 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
9167 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
9168 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
9169 (_mm_movedup_pd): Use _mm_shuffle_pd.
9170 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
9171 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
9172 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
9173 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
9175 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
9176 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
9177 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
9178 (_mm_store_ps): Use raw dereference.
9179 (_mm_store1_ps): Use _mm_storeu_ps.
9180 (_mm_storer_ps): Use _mm_store_ps.
9181 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
9182 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
9184 2005-01-11 Stan Shebs <shebs@apple.com>
9186 * config/rs6000/rs6000.c (machopic_output_stub): Issue
9187 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
9189 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
9192 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
9193 Skip all DECLs except for FIELD_DECLs.
9195 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9197 * config/s390/s390.c (override_options): Return error if
9198 -mbackchain, -mpacked-stack and -mhard-float are used together.
9199 (s390_va_start): Remove the backchain && packed-stack special case.
9200 (s390_gimplify_va_arg): Likewise.
9201 * doc/invoke.texi: Remove the ABI incompatibility note.
9203 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9205 * config/s390/s390.c (struct s390_frame_layout): Remove
9207 (s390_frame_info, s390_emit_prologue): Replace occurrences of
9208 save_backchain_p with TARGET_BACKCHAIN.
9210 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9213 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
9214 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
9215 * function.c (locate_and_pad_parm): Set new field.
9216 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
9217 Tweak where_pad test to include "none". Always set mem align for
9219 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
9220 not sufficient for type.
9221 (assign_parm_setup_block): If stack_parm is zero on entry, always
9222 make a new stack local. Block move old stack parm if necessary
9223 to new aligned stack local.
9224 (assign_parm_setup_stack): Use a block move to handle
9225 potentially misaligned entry_parm.
9226 (assign_parms_unsplit_complex): Specify required alignment when
9227 creating stack local.
9228 * calls.c (compute_argument_addresses): Override alignment of stack
9229 arg calculated from its type with the alignment given by
9230 FUNCTION_ARG_BOUNDARY.
9231 (store_one_arg): Likewise.
9233 2005-01-11 Jan Beulich <jbeulich@novell.com>
9235 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
9236 Change respective itanium_class attribute to ialu.
9237 (shladdp4_internal): New.
9238 * config/ia64/predicates.md (shladd_log2_operand): New.
9240 2005-01-11 Richard Henderson <rth@redhat.com>
9242 * expr.c (store_constructor): Use rtvec_alloc instead of
9243 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
9245 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
9247 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
9249 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9251 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
9252 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
9253 (TARGET_RWRELOC): Define.
9254 (ia64_rwreloc_section_type_flags): Delete.
9255 (ia64_section_type_flags): New function.
9256 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
9257 (TARGET_RWRELOC): Define.
9259 2005-01-10 David Mosberger <davidm@hpl.hp.com>
9262 * config/ia64/ia64.c (process_set): For alloc insn, only call
9263 process_epilogue is !frame_pointer_needed.
9265 2005-01-10 Roger Sayle <roger@eyesopen.com>
9268 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
9269 unary operator and can't be treated as a binary/comparison operator.
9271 2005-01-10 Richard Henderson <rth@redhat.com>
9273 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
9274 (ix86_return_in_memory): Likewise.
9275 (function_arg_advance): Likewise. Mirror structure in function_arg
9276 for choosing register to advance.
9278 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
9280 * tree-vectorizer.c, tree.def: Fix comment typos.
9282 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
9284 * config/s390/s390.c (struct processor_costs): 4 new fields:
9285 ddbr, ddr, debr, der.
9286 (s390_rtx_costs): More precise handling of divide instructions.
9288 2005-01-10 David Edelsohn <edelsohn@gnu.org>
9290 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
9292 2005-01-10 Jan Beulich <jbeulich@novell.com>
9294 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
9295 names resulting from -ffunction-sections/-fdata-sections and linkonce
9297 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
9298 based on the section name. Rearrange the section name comparison logic
9299 slightly so that each section name is compared against at most once.
9301 2005-01-10 Ben Elliston <bje@au.ibm.com>
9303 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
9304 targets for which -fPIC reduces limitations on the GOT size.
9306 2005-01-09 Falk Hueffner <falk@debian.org>
9308 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
9311 2005-01-09 David Edelsohn <edelsohn@gnu.org>
9314 * collect2.c (main): Set aixrtl_flag for -brtl option.
9315 (resolve_lib_name): Search for .so file extension before .a
9318 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
9320 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
9321 (vect_analyze_data_refs_alignment): Add dump prints.
9323 2005-01-09 Ira Rosen <irar@il.ibm.com>
9325 * tree-vectorizer.c (vect_analyze_offset_expr): Use
9326 expr_invariant_in_loop_p.
9327 Initialize outputs first thing in the function.
9328 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
9329 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
9330 (vect_analyze_pointer_ref_access): Check that the initial condition of
9331 the access function is loop invariant.
9333 2005-01-09 Richard Henderson <rth@redhat.com>
9335 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
9336 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
9337 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
9338 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
9339 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
9340 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
9341 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
9342 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
9343 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
9344 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
9345 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
9346 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
9347 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
9348 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
9349 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
9350 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
9351 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
9352 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
9353 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
9354 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
9355 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
9356 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
9357 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
9359 (mmx_clrdi, pavgusb): Remove.
9360 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
9361 with leading sse_ prefix.
9362 * config/i386/sse.md: Receive them.
9363 * config/i386/mmx.md: New file.
9364 (MMXMODE12, MMXMODE24, mmxvecsize): New.
9365 (subrv2sf3): Turn into expander for normal subtraction.
9366 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
9367 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
9368 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
9369 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
9370 commutative; use ix86_binary_operator_ok.
9371 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
9372 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
9373 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
9374 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
9375 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
9376 Macroize from existing patterns; use ix86_binary_operator_ok.
9377 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
9378 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
9379 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
9380 with vec_select+vec_concat.
9381 (mmx_pshufw, mmx_pshufw_1): Likewise.
9382 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
9383 (mmx_uavgv4hi3): Model correctly.
9384 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
9385 _mm_xor_si64): Remove casts.
9387 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
9389 PR tree-optimization/19224
9390 * tree-scalar-evolution.c (get_instantiated_value,
9391 set_instantiated_value): New functions.
9392 (instantiate_parameters_1): Cache the results.
9393 (instantiate_parameters, resolve_mixers): Initialize and free
9396 2005-01-08 David Edelsohn <edelsohn@gnu.org>
9398 * config/i386/i386.md (addhi_4): Correct reference in comment.
9401 2005-01-08 Richard Henderson <rth@redhat.com>
9403 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
9404 (_mm_cvtsi128_si64x): Likewise.
9405 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
9406 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
9407 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
9408 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
9409 * config/i386/i386-protos.h: Update.
9410 * config/i386/i386.c (print_operand): Add 'H'.
9411 (ix86_fixup_binary_operands): Split out from ...
9412 (ix86_expand_binary_operator): ... here.
9413 (ix86_fixup_binary_operands_no_copy): New.
9414 (ix86_expand_fp_absneg_operator): Handle vector mode results.
9415 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
9416 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
9417 (safe_vector_operand): Use CONST0_RTX.
9418 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
9419 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
9420 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
9421 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
9423 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
9424 (IX86_BUILTIN_CMPNGESS): New.
9425 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
9426 (attr type): Add sselog1.
9427 (attr unit, attr memory): Handle it.
9428 (movti, movti_internal, movti_rex64): Move near other integer moves.
9429 (movtf, movtf_internal): Move near other fp moves.
9430 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
9431 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
9432 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
9433 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
9434 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
9435 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
9436 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
9437 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
9438 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
9439 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
9440 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
9441 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
9442 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
9443 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
9444 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
9445 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
9446 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
9447 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
9448 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
9449 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
9450 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
9451 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
9452 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
9453 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
9454 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
9455 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
9456 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
9457 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
9458 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
9459 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
9460 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
9461 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
9462 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
9463 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
9464 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
9465 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
9466 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
9467 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
9468 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
9469 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
9470 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
9471 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
9472 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
9473 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
9475 (SSEPUSH, push<SSEPUSH>): Remove.
9476 (MMXPUSH, push<MMXPUSH>): Remove.
9477 (sse_movaps, sse_movaps_1, sse_movups): Remove.
9478 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
9479 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
9480 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
9481 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
9482 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
9483 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
9484 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
9485 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
9486 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
9487 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
9488 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
9489 (ppro_sse_log_V4SF): Handle sselog1.
9490 * config/i386/predicates.md (const_0_to_1_operand): New.
9491 (const_0_to_255_mul_8_operand): New.
9492 (const_1_to_31_operand): Rename from const_int_1_31_operand.
9493 (const_2_to_3_operand, const_4_to_7_operand): New.
9494 * config/i386/sse.md: New file.
9495 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
9496 (sse_movups): Rename from sse_movups_1.
9497 (sse_loadlss): Rename from sse_loadss_1.
9498 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
9500 (negv4sf2): Use ix86_expand_fp_absneg_operator.
9501 (absv4sf2, negv2df, absv2df): New.
9502 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
9503 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
9504 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
9505 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
9506 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
9507 (sse3_addsubv4sf3): Model correctly.
9508 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
9509 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
9510 (sse_movhlps): Model with vec_select+vec_concat.
9511 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
9512 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
9513 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
9514 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
9515 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
9516 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
9517 sse2_pshufhw_1): Likewise.
9518 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
9519 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
9520 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
9521 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
9522 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
9523 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
9524 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
9525 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
9526 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
9527 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
9528 sminv8hi3): Mark commutative
9529 operands. Use ix86_binary_operator_ok.
9530 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
9531 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
9532 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
9533 sse2_punpcklqdq): Allow operand2 in memory.
9534 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
9535 sse2_movsd): Add memory alternatives.
9536 (sse_storelps): Turn expander into an insn; split after reload.
9537 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
9538 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
9540 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
9542 * configure.ac (DWARF-2 debug_line): Use objdump.
9543 * configure: Regenerate.
9545 2005-01-08 Jeff Law <law@redhat.com>
9546 Diego Novillo <dnovillo@redhat.com>
9548 PR tree-optimization/18241
9549 * tree-nrv.c (tree_nrv): Ignore volatile return values.
9550 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
9551 statements with volatile operands.
9552 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
9553 operands after marking a statement with has_volatile_ops.
9555 2005-01-08 Roger Sayle <roger@eyesopen.com>
9557 * tree.c (int_fits_type_p): Always honor integer constant
9558 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
9560 2005-01-08 Roger Sayle <roger@eyesopen.com>
9562 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
9563 the latent bug in rtl_delete_block has been resolved.
9565 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9567 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
9568 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
9570 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9572 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
9573 library as @multilib_dir@/$(SHLIB_SONAME).
9575 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9577 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
9578 * configure: Regenerate.
9580 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9582 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
9585 2005-01-07 David Edelsohn <edelsohn@gnu.org>
9588 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
9589 Convert non-word aligned offset address using ld/std into
9592 2005-01-07 Richard Henderson <rth@redhat.com>
9594 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
9596 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
9598 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
9600 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9602 PR tree-optimization/19283
9603 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
9604 is not shorter than the original type.
9606 PR rtl-optimization/19012
9607 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
9609 PR rtl-optimization/18861
9610 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
9611 (FULL_STATE): Define.
9612 (mark_tablejump_edge): New function.
9613 (purge_dead_tablejump_edges): New function.
9614 (find_bb_boundaries): Use it.
9616 PR tree-optimization/18828
9617 * builtins.c (expand_builtin_next_arg): Remove argument and all
9618 the argument checking.
9619 (expand_builtin): Adjust caller.
9620 (expand_builtin_va_start): Likewise. Remove error for too many
9622 (fold_builtin_next_arg): Issue error for too many arguments.
9623 After checking arguments, replace them with magic arguments that
9624 prevent further checking of the args.
9626 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9628 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
9630 2005-01-06 Roger Sayle <roger@eyesopen.com>
9633 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
9634 and %{.S:...} (and their negative variants) to test whether the
9635 input file is assembler or pre-processed-assembler independent of
9636 the actual filename extension.
9638 2005-01-06 Roger Sayle <roger@eyesopen.com>
9640 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
9641 of sign or zero extended values.
9643 2005-01-06 Geoffrey Keating <geoffk@apple.com>
9645 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
9646 for IBM long double format correctly.
9648 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
9650 Fix PR tree-optimization/18792
9652 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
9653 to first_loop_depth, and use loop depth instead of loop number.
9654 (build_classic_dir_vector): Ditto.
9655 (compute_data_dependences_for_loop): Use depth, not loop number.
9656 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
9657 number. Pass in loops, instead of loop numbers.
9658 (gather_interchange_stats): Ditto.
9659 (linear_transform_loops): Ditto.
9661 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
9664 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
9665 biv_fits_mode_p, extension_within_bounds_p): New functions.
9666 (check_ext_dependent_givs): Use them.
9668 2005-01-06 Roger Sayle <roger@eyesopen.com>
9670 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
9671 more than one barrier, in which case we should delete them all.
9673 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
9675 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
9677 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
9679 Fix PR middle-end/19286
9681 * dwarf2out.c (gen_subprogram_die): If we've already tried to
9682 output this subprogram, simply ignore this attempt to do it again.
9683 (add_abstract_origin_attribute): Don't abort trying to add the abstract
9684 origin attribute if it's not possible.
9685 (gen_block_die): Don't ignore subblocks of "unused" blocks.
9686 (decls_for_scope): Ditto.
9687 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
9688 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
9690 2005-01-05 Richard Henderson <rth@redhat.com>
9693 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
9694 (bdesc_2arg): Use it.
9695 (ix86_expand_binop_builtin): Force operands into registers
9697 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
9698 ix86_expand_sse_compare, ix86_expand_sse_comi,
9699 ix86_expand_builtin): Likewise.
9701 2005-01-05 Richard Henderson <rth@redhat.com>
9703 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
9705 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
9706 (mulv4hi3): Set itanium_class mmmul.
9707 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
9708 (fpack): Rename from fpack_sfsf.
9710 2005-01-05 Richard Henderson <rth@redhat.com>
9713 * reload1.c (do_input_reload): Restrict the optimization deleteing
9714 a previous output reload to RELOAD_FOR_INPUT.
9716 2005-01-05 Steven Bosscher <stevenb@suse.de>
9718 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
9719 comment that we fall through after case.
9720 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
9721 (distribute_links): Likewise.
9722 * cse.c (cse_insn): Likewise.
9723 * cselib.c (cselib_invalidate_mem): Likewise.
9724 * df.c: Update comments at the top of the file.
9725 (read_modify_subreg_p): Update comments here too.
9726 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
9727 * flow.c (mark_set_1): Likewise.
9728 (mark_used_regs): Likewise.
9729 * gcse.c (mems_conflict_for_gcse_p): Likewise.
9730 (canon_list_insert): Likewise.
9731 (mark_set): Likewise.
9732 (try_replace_reg): Likewise.
9733 (store_killed_in_insn): Likewise.
9734 * loop.c (count_one_set): Likewise.
9735 (basic_induction_var): Likewise.
9736 * postreload-gcse.c (find_mem_conflicts): Likewise.
9737 * postreload.c (reload_combine_note_store): Likewise.
9738 (move2add_note_store): Likewise.
9739 * reload.c (find_equiv_reg): Likewise.
9740 (mark_referenced_resources): Likewise.
9741 * rtlanal.c (set_noop_p): Likewise.
9742 (note_stores): Likewise.
9743 (note_uses): Likewise.
9744 * sched-deps.c (sched_analyze_1): Likewise.
9745 * sched-rgn.c (check_live_1): Likewise.
9746 (update_live_1): Likewise.
9747 * config/i860/i860.c: Likewise.
9749 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
9751 (ZERO_EXTRACT): Mention that this one can be an lvalue.
9753 * doc/rtl.texi: Update documentation for bit-fields and SET.
9755 2005-01-05 Roger Sayle <roger@eyesopen.com>
9757 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
9759 2005-01-05 Jan Hubicka <jh@suse.cz>
9760 Richard Henderson <rth@redhat.com>
9763 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
9766 2005-01-05 Richard Henderson <rth@redhat.com>
9769 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
9770 (sse_shufps): Change operand 3 to const_int_operand.
9771 (sse2_storelps): Fix typo in template.
9772 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
9773 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
9774 (ix86_expand_builtin): Likewise.
9776 2005-01-05 Julian Brown <julian@codesourcery.com>
9778 * config/arm/arm.c (arm_return_in_memory): Treat complex types
9779 as aggregates for AAPCS ABIs.
9781 2005-01-05 Stan Shebs <shebs@apple.com>
9783 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
9784 Mach-O getters if ppc64.
9785 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
9787 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
9788 signed four-byte field for global code case.
9789 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
9791 2005-01-05 Roger Sayle <roger@eyesopen.com>
9794 * c-common.c: Include real.h.
9795 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
9796 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
9797 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
9798 * Makefile.in (c-common.o): Update dependencies.
9800 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9802 * c-parse.in (asm_string): Add trailing semicolon.
9804 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9806 * c-parse.in (asm_string): New. Don't allow wide strings in
9808 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
9809 asm_string instead of STRING.
9811 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9813 * c-typeck.c (constructor_no_implicit): Remove.
9814 (set_designator, process_init_element): Don't check
9815 constructor_no_implicit.
9817 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
9818 Kaz Kojima <kkojima@gcc.gnu.org>
9821 * lcm.c (create_pre_exit): New.
9822 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
9823 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
9825 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9827 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
9828 -msoft-float in target_float_switch.
9829 * arm.c (arm_override_options): Fix processing of target_float_switch.
9831 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9833 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
9836 2004-01-05 Uros Bizjak <uros@kss-loka.si>
9838 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
9839 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
9841 2005-01-04 Roger Sayle <roger@eyesopen.com>
9843 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
9844 if deleting the then-block allows the test-block to fallthru to the
9847 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
9850 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
9851 after the full declaration if the are in two different TUs.
9853 2005-01-04 Richard Henderson <rth@redhat.com>
9856 * tree-sra.c (generate_one_element_init): Just
9857 call gimplify_and_add.
9858 (generate_element_init): Record the
9859 new referenced variables and mark them for renaming
9860 and split out to ...
9861 (generate_element_init_1): This.
9862 (scalarize_init): Don't call push_gimplify_context/
9863 pop_gimplify_context.
9865 2005-01-04 Geoffrey Keating <geoffk@apple.com>
9867 * toplev.c (get_src_pwd): Handle failure of getpwd().
9869 2005-01-04 Roger Sayle <roger@eyesopen.com>
9871 * fold-const.c (fold_single_bit_test): Delete unreachable handling
9873 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
9874 all the cases handled by it are inverted by invert_truthvalue.
9876 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9878 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
9879 (save_register_windowsi): Likewise.
9881 2005-01-04 Richard Henderson <rth@redhat.com>
9883 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
9885 2005-01-04 Uros Bizjak <uros@kss-loka.si>
9888 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
9889 any simplifications of vector mode comparison operators.
9890 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
9892 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
9893 Devang Patel <dpatel@apple.com>
9895 PR tree-optimization/18308
9896 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
9897 the operands before creating a new expression.
9898 * dojump.c (do_jump): Make drop_through_label available
9899 for all cases. Add expansion of COND_EXPR.
9901 2005-01-04 Ira Rosen <irar@il.ibm.com>
9903 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
9904 INTEGER_CST instead of TREE_CONSTANT.
9905 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
9906 instead of TREE_CONSTANT.
9907 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
9908 instead of TREE_CONSTANT.
9910 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9912 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
9914 2005-01-04 Uros Bizjak <uros@kss-loka.si>
9917 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
9918 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
9920 2005-01-03 Richard Henderson <rth@redhat.com>
9922 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
9923 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
9924 fold_convert_const_real_from_real): Split out from ...
9925 (fold_convert_const): ... here.
9927 2005-01-03 Richard Henderson <rth@redhat.com>
9930 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
9931 (mov<MMXMODEI>_internal): Likewise.
9932 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
9933 Add V2SF case; use it for SSE1; don't use TI.
9934 (movdf_integer): Likewise.
9935 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
9937 2005-01-03 Ira Rosen <irar@il.ibm.com>
9939 * tree-vectorizer.c (vect_strip_conversions): New function.
9940 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
9941 check for binary class.
9943 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
9947 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
9949 * gimple-low.c (mark_blocks_with_used_vars): New function.
9950 (mark_blocks_with_used_subblocks): Ditto.
9951 (mark_used_blocks): Ditto.
9952 (pass_mark_used_blocks): New pass.
9953 * tree-inline.c: Include debug.h.
9954 (expand_call_inline): Call outlining_inline_function here.
9955 * tree-optimize.c (init_tree_optimization_passes): Add
9956 pass_mark_used_blocks.
9957 * tree-pass.h (pass_mark_used_blocks): New.
9958 * Makefile.in (tree-inline.o): Add debug.h dependency.
9960 2005-01-03 Geoffrey Keating <geoffk@apple.com>
9962 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
9963 VAR_DECLs to have weak_import attribute.
9965 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
9968 2004-01-03 Steven Bosscher <stevenb@suse.de>
9970 * passes.c (rest_of_compilation): Don't run regmove if only
9971 flag_expensive_optimizations, require flag_regmove instead.
9973 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
9975 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
9977 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
9978 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9979 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
9980 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9982 2005-01-03 Richard Henderson <rth@redhat.com>
9984 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
9985 (ia64_const_ok_for_letter_p): New.
9986 (ia64_const_double_ok_for_letter_p): New.
9987 (ia64_extra_constraint): New.
9988 (ia64_expand_vecint_compare): New.
9989 (ia64_expand_vcondu_v2si): New.
9990 (ia64_expand_vecint_cmov): New.
9991 (ia64_expand_vecint_minmax): New.
9992 (ia64_print_operand): Add 'v'.
9993 (ia64_preferred_reload_class): New.
9994 (ia64_vector_mode_supported_p): New.
9995 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
9996 (PREFERRED_RELOAD_CLASS): Move to function.
9997 (CONST_OK_FOR_LETTER_P): Move to function.
9998 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
9999 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
10000 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
10001 (EXTRA_CONSTRAINT): Move to function.
10002 * config/ia64/ia64.md: Include vect.md.
10003 (itanium_class): Add mmalua.
10005 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
10007 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
10008 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
10010 (const_int_2bit_operand): New.
10011 (fr_reg_or_0_operand): New.
10012 * config/ia64/ia64-modes.def: Add vector modes.
10013 * config/ia64/ia64-protos.h: Update.
10014 * config/ia64/vect.md: New file.
10016 2005-01-03 Richard Henderson <rth@redhat.com>
10018 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
10020 2005-01-03 Uros Bizjak <uros@kss-loka.si>
10023 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
10025 (log1pdf2): Change mode of operands[0,1] to DFmode.
10027 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
10029 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
10030 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
10031 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
10032 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
10033 SPARC_RELAXED_ORDERING.
10035 2005-01-03 Richard Henderson <rth@redhat.com>
10036 Uros Bizjak <uros@kss-loka.si>
10039 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
10040 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
10041 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
10043 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
10044 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
10045 const_pow2_1_to_128_operand): New predicates.
10047 2005-01-02 Greg McGary <greg@mcgary.org>
10049 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
10051 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
10052 object. [ptr_type]: Remove unused variable.
10053 Remember nearest addressable array-element or record-component
10054 when checking bitfield components. Tolerate empty BIND_EXPR.
10056 2005-01-01 Richard Henderson <rth@redhat.com>
10058 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
10059 that don't narrow the value. Fail for other conversions.
10061 2005-01-01 Richard Henderson <rth@redhat.com>
10064 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
10065 * c-lang.c (finish_file): Don't do it here.
10066 * objc/objc-act.c (objc_finish_file): Likewise.
10068 * cgraph.c (decl_assembler_name_equal): New.
10069 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
10070 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
10071 * cgraph.h (struct cgraph_varpool_node): Add next.
10072 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
10073 * varasm.c (assemble_alias): Mark the target as needed.
10075 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
10077 PR middle-end/19221
10078 * function.c (get_arg_pointer_save_area): Use entry_of_function
10079 instead of get_insns.
10081 2005-01-01 Roger Sayle <roger@eyesopen.com>
10082 Andrew Pinski <pinskia@physics.uc.edu>
10083 James E. Wilson <wilson@specifixinc.com>
10085 PR rtl-optimization/12092
10086 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
10089 2005-01-01 Roger Sayle <roger@eyesopen.com>
10090 Olivier Hainque <hainque@act-europe.fr>
10092 * tree.c (int_fits_type_p): A narrower type always fits in a
10093 wider one, except for negative values into unsigned types.
10095 2005-01-01 Roger Sayle <roger@eyesopen.com>
10097 * tree.c (int_fits_type_p): Compare the result of force_fit_type
10098 with the original constant rather than require TREE_OVERFLOW.
10100 2005-01-01 Steven Bosscher <stevenb@suse.de>
10102 PR middle-end/17544
10103 * c-decl.c (finish_function): If compiling C99, annotate the
10104 compiler generated return with the current file name and line 0.
10105 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
10106 the source line is greater than 0.
10107 (remove_bb): Likewise.
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