1 2005-04-04 David Edelsohn <edelsohn@gnu.org>
2 Daniel Jacobowitz <dan@codesourcery.com>
4 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
6 * rtlanal.c (may_trap_p): Same.
8 2005-04-04 Dale Johannesen <dalej@apple.com>
10 * ChangeLog: remove reference to ChangeLog.12.
12 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
15 * config/cris/cris.md: Change all 0 in unspec 0 to
17 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
18 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
20 ("return"): Change to define_expand. Call cris_expand_return for
22 ("*return_expanded"): New pattern.
23 ("epilogue"): New define_expand.
24 * config/cris/cris.h (PREDICATE_CODES): Add
25 cris_load_multiple_op.
26 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
28 (enum cris_retinsn_type): New.
29 (struct machine_function): New member return_type.
30 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
31 (cris_target_asm_function_epilogue): Remove, moving RTLified
33 (cris_expand_epilogue): New function.
34 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
35 (cris_gen_movem_load, cris_load_multiple_op)
36 (cris_return_address_on_stack_for_return, cris_expand_return): New
38 (cris_target_asm_function_prologue)
39 (cris_initial_frame_pointer_offset): Call
40 cris_reg_saved_in_regsave_area instead of complicated expression.
41 Call cris_return_address_on_stack instead of an expression.
42 (cris_print_operand) <case 'o', case 'O'>: New cases.
43 (cris_return_address_on_stack): Change return-type to bool.
44 (cris_simple_epilogue): Ditto. Return false if registers are
46 * config/cris/cris-protos.h (cris_simple_epilogue)
47 (cris_return_address_on_stack): Adjust prototype return type.
48 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
49 (cris_return_address_on_stack_for_return): New prototypes.
51 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
53 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
56 * config/frv/frv-protos.h: Add a prototype to
57 frv_legitimate_memory_operand and frv_const_unspec_p.
58 (frv_unspec): Move from frv.c.
59 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
60 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
61 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
62 gpr_or_fpr_operand, gpr_or_int12_operand,
63 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
64 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
65 int6_operand, int5_operand, uint5_operand, uint4_operand,
66 uint1_operand, int_2word_operand, uint16_operand,
67 upper_int16_operand, integer_register_operand,
68 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
69 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
70 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
71 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
72 move_destination_operand, movcc_fp_destination_operand,
73 frv_function_symbol_referenced_p, move_source_operand,
74 condexec_dest_operand, condexec_source_operand,
75 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
76 const_unspec_operand, gpr_or_memory_operand,
77 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
78 icc_operand, fcc_operand, cc_operand, icr_operand,
79 fcr_operand, cr_operand, call_operand, sibcall_operand,
80 symbolic_operand, relational_operator,
81 integer_relational_operator, float_relational_operator,
82 ccr_eqne_operator, minmax_operator,
83 condexec_si_binary_operator, condexec_si_media_operator,
84 condexec_si_divide_operator, condexec_si_unary_operator,
85 condexec_sf_conv_operator, condexec_sf_add_operator,
86 condexec_memory_operand, intop_compare_operator, acc_operand,
87 even_acc_operand, quad_acc_operand, accg_operand: Move to
89 * config/frv/frv.h (PREDICATE_CODES): Remove.
90 * config/frv/frv.md: Include predicates.md.
91 * config/frv/predicates.md: New.
93 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
96 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
97 * tree-ssa-loop-ivopts.c: Include langhooks.h.
98 (add_standard_iv_candidates_for_size): New function, extracting code
99 from add_standard_iv_candidates and parameterizing it by type size.
100 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
102 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
104 * system.h (GCOV_SIZE_TYPE): Unposion.
105 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
106 (GCOV_TYPE_SIZE): ...this new macro.
107 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
108 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
109 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
110 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
111 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
112 instead of unsigned_intSI_type_node.
113 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
114 (rtl_gen_one_value_profiler_no_edge_manipulation)
115 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
116 * value-prof.c: Include coverage.h.
118 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
119 Diego Novillo <dnovillo@redhat.com>
121 Fix PR tree-optimization/20703
122 Fix PR tree-optimization/20725
124 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
125 (create_expression_by_pieces): Ditto.
126 (valid_in_set): Ditto. Also handle tcc_declaration.
127 (find_or_generate_expression): Handle comparison class.
128 (insert_into_preds_of_block): Ditto.
130 (create_value_expr_from): Handle comparison class, recursively
131 handle reference nodes.
132 (compute_avail): Handle comparison classes, rewrite a little cleaner.
133 (execute_pre): Fix spacing.
134 (do_fre): Renamed to execute_fre.
136 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
138 * doc/invoke.texi (SPARC options): Document that
139 -mlittle-endian is not supported on Linux either.
141 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
145 * config.gcc (Obsolete configurations): Remove
146 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
147 (sparclite-*-coff*): Delete.
148 (sparclite-*-elf*): Likewise.
149 (sparc86x-*-elf*): Likewise.
150 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
151 * config/sparc/lite.h: Delete.
152 * config/sparc/litecoff.h: Likewise.
153 * config/sparc/liteelf.h: Likewise.
154 * config/sparc/sp86x-elf.h: Likewise.
155 * config/sparc/t-sparclite: Likewise.
156 * config/sparc/t-sp86x: Likewise.
158 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
160 * config/s390/s390-protos.h: (s390_comparison,
161 s390_alc_comparison, s390_slb_comparison, const0_operand,
162 consttable_operand, larl_operand, s_operand,
163 shift_count_operand, bras_sym_operand, load_multiple_operation,
164 store_multiple_operation, s390_plus_operand): Remove prototypes.
165 (s390_legitimate_address_without_index_p): New prototype.
166 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
168 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
169 const0_operand, consttable_operand, larl_operand, s_operand,
170 shift_count_operand, bras_sym_operand, load_multiple_operation,
171 store_multiple_operation, s390_plus_operand): Move to
173 (check_mode): Remove.
174 (s390_branch_condition_mask): Remove 'static'. Move prototype to
176 (s390_legitimate_address_without_index_p): New.
177 * config/s390/s390.h (PREDICATE_CODES): Remove.
178 * config/s390/s390.md: Include predicates.md.
179 * config/s390/predicates.md: New.
181 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
184 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
185 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
186 (NEED_INDICATE_EXEC_STACK): Define to 1.
187 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
188 (NEED_INDICATE_EXEC_STACK): Define to 1.
189 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
190 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
191 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
192 (pic_helper_emitted_p): New global.
193 (emit_pic_helper): New function extracted from...
194 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
195 Do not call emit_pic_helper if delay_pic_helper is true.
196 (sparc_expand_prologue): Pass 'false' to load_pic_register.
197 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
198 (sparc_file_end): New function.
200 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
202 * config/mcore/mcore-protos.h: Remove the prototypes for
203 mcore_arith_reg_operand, mcore_general_movsrc_operand,
204 mcore_general_movdst_operand, mcore_reload_operand,
205 mcore_arith_J_operand, mcore_arith_K_operand,
206 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
207 mcore_arith_K_S_operand, mcore_arith_imm_operand,
208 mcore_arith_any_imm_operand, mcore_arith_O_operand,
209 mcore_literal_K_operand, mcore_addsub_operand,
210 mcore_compare_operand, mcore_load_multiple_operation,
211 mcore_store_multiple_operation, mcore_call_address_operand.
212 Add a prototype for const_ok_for_mcore.
213 * config/mcore/mcore.c (mcore_call_address_operand,
214 mcore_general_movsrc_operand, mcore_general_movdst_operand,
215 mcore_arith_reg_operand, mcore_reload_operand,
216 mcore_arith_J_operand, mcore_arith_K_operand,
217 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
218 mcore_arith_M_operand, mcore_arith_imm_operand,
219 mcore_arith_any_imm_operand, mcore_arith_O_operand,
220 mcore_literal_K_operand, mcore_addsub_operand,
221 mcore_compare_operand, mcore_load_multiple_operation,
222 mcore_store_multiple_operation): Move to predicates.md.
223 (const_ok_for_mcore): Export.
224 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
225 * config/mcore/mcore.md: Include predicates.md.
226 * config/mcore/predicates.md: New.
228 * config/mcore/predicates.md: Fix a comment typo.
230 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
231 Adrian Straetling <straetling@de.ibm.com>
233 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
234 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
235 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
237 ("imul"): Removed from "type" attribute.
238 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
239 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
240 Changed type to imulsi.
241 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
243 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
245 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
246 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
247 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
248 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
249 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
250 (TARGET_SWITCHES, mcore_stack_increment_string)
251 (TARGET_OPTIONS): Delete.
252 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
253 than *_BIT constants.
254 (TARGET_8ALIGN): #undef old definition before redefining to 1.
255 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
256 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
257 (mcore_override_options): Delete mcore_stack_increment code.
258 Change use of M340_BIT to MASK_M340.
259 * config/mcore/mcore.opt: New file.
261 2005-04-04 Ian Lance Taylor <ian@airs.com>
263 * config/arm/arm.c (replace_symbols_in_block): Remove static
266 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
268 * config/fr30/fr30-protos.h: Remove the prototypes for
269 stack_add_operand, add_immediate_operand,
270 high_register_operand, low_register_operand, call_operand,
271 di_operand, and nonimmediate_di_operand.
272 * config/fr30/fr30.c (stack_add_operand,
273 add_immediate_operand, high_register_operand,
274 low_register_operand, call_operand, di_operand,
275 nonimmediate_di_operand): Move to predicates.md.
276 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
277 * config/fr30/fr30.md: Include predicates.md.
278 * config/fr30/predicates.md: New.
280 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
281 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
282 mcore_call_address_operand.
284 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
285 general_movsrc_operand.
287 2005-04-04 Alan Modra <amodra@bigpond.net.au>
289 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
292 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
295 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
298 2005-04-04 Richard Henderson <rth@redhat.com>
299 Jakub Jelinek <jakub@redhat.com>
301 PR rtl-optimization/16104
302 * fold-const.c (fold_unary): Fix folding of vector conversions.
304 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
306 * config.gcc (xstormy16-*-elf): Set extra_options.
307 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
308 * config/stormy16/stormy16.opt: New file.
310 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
312 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
313 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
314 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
315 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
316 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
317 (TARGET_UNIX_ASM): Delete.
318 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
319 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
320 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
321 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
322 * config/pdp11/pdp11.opt: New file.
324 2005-04-03 Roger Sayle <roger@eyesopen.com>
325 Alexandre Oliva <aoliva@redhat.com>
328 * fold-const.c (non_lvalue): Split tests into...
329 (maybe_lvalue_p): New function.
330 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
331 C++ front-end prior to lowering into gimple form.
333 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
335 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
336 BUILT_IN_STRNCASECMP): New.
337 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
340 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
343 * arm.md (addsi3_compare0_for_combiner): Delete.
344 (addsi3_compare0_scratch_for_combiner): Delete.
345 (cmpsi_neg_shiftsi): Delete.
346 (compare_negsi_si): New pattern.
347 (cmpsi_negshiftsi_si): New pattern.
348 (negated_cbranchsi4): Restrict to equality_operator.
350 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
353 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
355 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
358 * doc/install.texi: Fix a typo.
360 2005-04-03 Steven Bosscher <stevenb@suse.de>
363 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
364 a computed goto if the edge to the computed goto block has
365 incoming abnormal edges. Clarify how the function works.
367 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
369 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
370 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
371 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
372 hash_scan_set, reg_set_between_after_reload_p,
373 reg_used_between_after_reload_p, get_avail_load_store_reg,
374 eliminate_partially_redundant_load): Likewise.
375 * postreload.c (reload_cse_simplify_set,
376 reload_combine_note_use): Likewise.
377 * predict.c (predict_insn, expected_value_to_br_prob,
378 propagate_freq, expensive_function_p): Likewise.
379 * print-rtl.c (print_rtx): Likewise.
380 * profile.c (instrument_edges, instrument_values,
381 compute_branch_probabilities, branch_prob, union_groups,
382 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
383 * protoize.c (in_system_include_dir, file_could_be_converted,
384 file_normally_convertible, gen_aux_info_file, seek_to_line,
385 do_cleaning): Likewise.
386 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
387 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
388 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
390 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
392 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
393 * modulo-sched.c (undo_replace_buff_elem): New structure.
394 (kernel_number_of_cycles, ps_unschedule_node,
395 undo_generate_reg_moves,free_undo_replace_buff,
396 undo_permute_partial_schedule, loop_single_full_bb_p,
397 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
398 build_loops_structure, get_sched_window): New.
399 (generate_reg_moves): Return undo_replace_buff_elem and other
401 (generate_prolog_epilog): Remove old loop versioning.
402 (sms_schedule): Use loop information and loop_version.
403 (sms_schedule_by_order): Split part of it to get_sched_window.
404 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
405 cfg_layout_finalize and free_dominance_info before/after SMS.
407 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
409 * cfghooks.c (lv_flush_pending_stmts,
410 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
411 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
412 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
413 lv_add_condition_to_bb,
414 lv_adjust_loop_header_phi, extract_cond_bb_edges,
415 flush_pending_stmts): New in cfg_hooks structure.
416 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
417 extract_cond_bb_edges, lv_adjust_loop_header_phi,
418 lv_add_condition_to_bb): New declarations.
419 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
421 (loop_version): Declare.
422 * cfgloopmanip.c (cfghooks.h): Include.
423 (duplicate_loop_to_header_edge): Change return type to bool.
424 (loop_version, lv_adjust_loop_entry_edge): Move here.
425 * cfgrtl.c (cfgloop.h): Include.
426 (rtl_verify_flow_info_1): Fix.
427 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
428 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
430 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
431 tree_lv_add_condition_to_bb): New.
432 (tree_cfg_hooks): Add new hooks to initialization.
433 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
434 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
436 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
438 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
439 xstormy16_below100_or_register,
440 xstormy16_splittable_below100_or_register, and
441 nonimmediate_nonstack_operand.
443 * config/stormy16/stormy16-protos.h: Remove the prototypes for
444 xstormy16_ineqsi_operator, equality_operator,
445 inequality_operator, shift_operator,
446 xstormy16_below100_operand, xstormy16_below100_or_register,
447 xstormy16_splittable_below100_or_register,
448 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
449 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
450 equality_operator, inequality_operator,
451 xstormy16_below100_operand, xstormy16_below100_or_register,
452 xstormy16_splittable_below100_or_register,
453 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
454 nonimmediate_nonstack_operand, shift_operator): Move to
456 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
457 * config/stormy16/stormy16.md: Include predicates.md.
458 * config/stormy16/predicates.md: New.
460 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
462 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
463 small_int, large_int, reg_or_0_operand, simple_memory_operand,
464 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
465 move_operand, power_of_2_operand): Move to predicates.md.
466 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
467 PREDICATE_CODE): Remove.
468 * config/iq2000/iq2000.md: Include predicates.md.
469 * config/iq2000/predicates.md: New.
471 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
473 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
474 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
475 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
476 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
477 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
478 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
479 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
480 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
481 (TARGET_M68HC11): Delete.
482 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
483 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
484 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
485 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
486 (nb_soft_regs): Delete.
487 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
488 (m68hc11_override_options): Remove the code that caters for MASK_M6811
489 and MASK_M6812 being set simultaneously. Change the code that sets
490 the default m68hc11_soft_reg_count to use integers instead of strings.
491 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
492 m68hc11_soft_reg_count (which now has an int type) as the number
494 * config/m68hc11/m68hc11.opt: New file.
496 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
498 * config/fr30/fr30.h (PREDICATE_CODES): Remove
499 fp_displacement_operand, sp_displacement_operand.
501 * config/m68hc11/m68hc11-protos.h: Add a prototype for
503 Remove the prototypes for tst_operand, cmp_operand,
504 stack_register_operand, d_register_operand,
505 hard_addr_reg_operand, splitable_operand,
506 m68hc11_logical_operator, m68hc11_arith_operator,
507 m68hc11_non_shift_operator, m68hc11_shift_operator,
508 m68hc11_unary_operator, m68hc11_eq_compare_operator,
509 non_push_operand, hard_reg_operand, and
510 reg_or_some_mem_operand.
511 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
513 (tst_operand, cmp_operand, non_push_operand,
514 splitable_operand, reg_or_some_mem_operand,
515 stack_register_operand, d_register_operand,
516 hard_addr_reg_operand, hard_reg_operand,
517 m68hc11_eq_compare_operator, m68hc11_logical_operator,
518 m68hc11_arith_operator, m68hc11_non_shift_operator,
519 m68hc11_shift_operator, m68hc11_unary_operator): Move to
521 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
522 * config/m68hc11/m68hc11.md: Include predicates.md.
523 * config/m68hc11/predicates.md: New.
525 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
528 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
529 change checked in along with 2005-03-03's patch for debug/20253.
530 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
531 (remap_decl): Insert type decl in map earlier.
533 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
535 PR tree-optimization/20640
536 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
537 post-dominator if it has phi nodes.
538 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
539 before dead statements.
541 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
544 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
546 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
548 PR rtl-optimization/20290
549 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
550 in every iteration if the entry point is the exit test.
552 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
554 * config/cris/cris.md (attribute "length"): Define.
556 2005-04-02 Geoffrey Keating <geoffk@apple.com>
558 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
559 (word_offset_memref_operand): New.
560 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
561 (indexed_or_indirect_operand): Delete.
562 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
563 (indexed_or_indirect_operand): Delete.
565 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
568 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
571 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
572 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
574 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
576 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
578 2005-04-01 Ian Lance Taylor <ian@airs.com>
580 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
581 (rus, prus): Remove static variables.
582 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
583 (process_command): Permit report_times and use_pipes together.
585 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
587 * c-decl.c (validate_proto_after_old_defn): Look at
588 TYPE_MAIN_VARIANT of argument types.
590 2005-04-01 Paul Brook <paul@codesourcery.com>
592 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
593 (arm_output_function_epilogue): Allow call_via_SP.
594 (thumb_call_via_reg, arm_file_end): Ditto.
595 * config/arm/arm.h (struct machine_function): Include space for SP.
596 (thumb_call_via_label): Update declaration.
598 2005-04-01 Ian Lance Taylor <ian@airs.com>
600 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
601 doing a peephole optimization, once again put any notes in the
604 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
606 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
608 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
610 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
611 (block_alloc, find_free_reg): Likewise.
612 * loop-doloop.c (doloop_modify): Likewise.
613 * loop-invariant.c (record_use): Likewise.
614 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
615 get_iv_value, canon_condition, eliminate_implied_condition,
616 eliminate_implied_condition, simplify_using_initial_values,
617 shorten_into_mode, canonicalize_iv_subregs,
618 iv_number_of_iterations): Likewise.
619 * loop-unroll.c (expand_var_during_unrolling): Likewise.
620 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
621 unswitch_loop): Likewise.
622 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
623 move_movables, replace_call_address, find_and_verify_loops,
624 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
625 record_giv, final_giv_value, general_induction_var,
626 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
627 loop_giv_dump): Likewise.
629 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
630 GCOV_CHECK_WRITING): Remove.
631 (gcov_position, gcov_rewrite): Use gcc_assert.
632 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
633 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
634 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
637 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
639 * tree-inline.c: Fix a typo.
641 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
643 * configure.ac (enable-checking): Explicitly set all variables for
644 collective switch values. Alphabetize variables. Rename
645 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
647 * doc/install.texi (enable-checking): Update documentation.
648 * configure: Rebuilt.
650 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
652 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
655 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
657 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
658 Also reject cases where this pattern will cause load delay stalls
659 unless optimizing for size and it will produce a shorter sequence.
660 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
661 variants to avoid pre-adjusting the base when possible.
663 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
665 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
666 the frame and argument pointers.
667 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
668 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
669 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
670 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
671 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
672 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
674 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
676 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
677 with entry for selectany attribute.
678 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
680 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
681 (i386_pe_asm_named_section): Handle sections generated by
683 * doc/extend.texi (selectany): Document attribute.
685 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
686 Jan Hubicka <jh@suse.cz>
688 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
689 to fix addresses involving EBP and ESP.
690 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
691 for SUBREGed registers.
692 (legitimate_address_p): Accept SUBREGed registers.
694 2005-04-01 Jakub Jelinek <jakub@redhat.com>
697 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
698 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
701 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
703 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
705 2005-04-01 James E Wilson <wilson@specifixinc.com>
708 * dwarf2out.c (rtl_for_decl_init): New function.
709 (rtl_for_decl_location): Extracted from here.
710 (tree_add_const_value_attribute): Call rtl_for_decl_init and
711 add_const_value_attribute. Delete initializer_constant_valid_p call.
713 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
715 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
716 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
717 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
718 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
719 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
720 config/i386/i386.md, config/rs6000/predicates.md,
721 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
722 config/s390/s390.c, config/stormy16/stormy16.c,
723 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
726 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
729 * gimplify.c (gimplify_expr): Create a temporary for lvalue
730 COND_EXPR and CALL_EXPR.
732 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
735 * genautomata.c (first_cycle_unit_presence): Check all alternative
736 states for unit presence.
738 * doc/md.texi: Remove remark about impossibility to query unit
739 presence in non nondeterministic automaton state.
741 * config/ia64/ia64.c (get_template): Change order of unit querying.
743 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
745 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
748 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
750 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
751 flag for edges outside any loops.
753 2005-03-31 Janis Johnson <janis187@us.ibm.com>
755 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
757 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
759 * tree-ssa-alias.c: Follow spelling conventions.
760 * doc/tree-ssa.texi: Fix a typo.
762 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
764 * postreload-gcse.c: Include target.h.
765 (gcse_after_reload_main): Return early if we cannot modify jumps.
766 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
768 2005-03-31 David Edelsohn <edelsohn@gnu.org>
770 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
771 expensive operations.
773 2005-03-31 Ian Lance Taylor <ian@airs.com>
775 * collect2.c (lderrout): New variable.
776 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
777 if it is set, to stderr.
778 (handler): Unlink lderrout if it is set.
779 (dump_file): Add "to" parameter. Change all callers.
780 (main): Initialize lderrout.
781 (collect_execute): Add errname parameter. Change all callers.
782 Rename redir parameter to outname. Never pass
783 PEX_STDERR_TO_STDOUT to pex_run.
784 * collect2.h (collect_execute, dump_file): Update declarations.
785 * tlink.c (tlink_execute): Add errname parameter. Change all
787 (do_tlink): Check lderrout as well as ldout.
789 2005-03-31 Caroline Tice <ctice@apple.com>
791 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
792 (bb-reorder.o): Add errors.h to list of requirements.
793 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
794 profiledbootstrap flags.
795 * bb-reorder.c (errors.h): Add new include.
796 (struct bbro_basic_block_data_def): Add new field, in_trace.
797 (add_unlikely_executed_notes): Remove function.
798 (mark_bb_for_unlikely_executed_section): Remove function.
799 (insert_section_boundary_note): New function.
800 (verify_hot_cold_block_grouping): New function.
801 (push_to_next_round_p): Remove variables and tests that push all
802 cold blocks to last round.
803 (find_traces): Remove code that added extra round of trace finding
804 when doing partitioning.
805 (find_traces_1_round) : Remove variable last_round; add code to
806 update new struct field, in_trace; correct trace_length where it was
807 incorrect before (after call to copy_bb); change code that pushed all
808 cold blocks to last round. Instead verify that all blocks going into
809 a trace belong in the same partition.
810 (connect_traces): Modify to connect the traces in two passes, if the
811 function contains both hot and cold blocks. The first pass connects
812 all the traces for blocks in the partition that the first block in
813 the function belongs to; the second pass connnects all the traces
814 containing blocks that belong in the other partition.
815 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
816 code that automatically put the first block in a function into the
817 hot partition if the function had any hot blocks.
818 (fix_crossing_unconditional_branches): Check number of succ edges
819 before attempting to get one.
820 (fix_edges_for_rarely_executed_code): Update comment describing
822 (reorder_basic_blocks): Add code to initialize new field (in_trace);
823 remove call to add_unlikely_executed_notes; add call to
824 verify_hot_cold_block_grouping.
825 (duplicate_computed_gotos): Don't change computed goto if it's a
827 (partition_hot_cold_basic_blocks): Update function comment.
828 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
830 (try_forward_edges): Likewise.
831 (merge_blocks_move_predecessor_nojumps): Likewise.
832 (merge_blocks_move_successor_nojumps): Likewise.
833 (merge_blocks_move): Likewise.
834 (try_crossjump_bb): Likewise.
835 * cfglayout.c (update_unlikely_executed_notes): Remove function.
836 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
837 notes to cold bb's; remove call to update_unlikely_executed_notes.
838 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
839 NOTE_INSN_SWITCH_TEXT_SECTIONS.
840 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
841 function declaration.
842 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
844 (rtl_can_merge_blocks): Remove redundancy from condition.
845 (try_redirect_by_replacing_jump): Likewise.
846 (force_nonfallthru_and_redirect): Remove code for adding
847 UNLIKELY_EXECUTED_CODE notes to cold bb's.
848 (commit_one_edge_insertion): Likewise.
849 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
850 * dbxout.c (FORCE_TEXT): Replace function_section with
851 current_function_section.
852 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
853 function, switch_text_section.
854 (struct xcoff_debug): Likewise.
855 (dbxout_function_end): Add code to put out label diffs for both
856 hot and cold sections.
857 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
858 for new debug_hooks funciton, switch_text_section..
859 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
861 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
862 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
863 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
864 dw_fde_switched_sections.
865 (output_call_frame_info): Add test to see if function switches text
866 sections in the middle; if so, use appropriate extra hot and cold
867 section labels to compute size deltas for the hot and cold sections.
868 (dwarf2out_begin_prologue): Add code to initialize new fields in
870 (dwarf2out_switch_text_section): New function (invoked through
871 debug_hook); updates new fields in dw_fde_struct appropriately and
872 increments separate_line_info_table_in_use.
873 (dwarf2_debug_hooks): Initialize switch_text_section function to be
874 dwarf2out_switch_text_section.
875 (struct var_loc_node): Add new field, section_label.
876 (output_aranges): Add code to check whether in hot or cold section and
877 use the appropriate label in calculating deltas.
878 (output_ranges): Likewise.
879 (output_line_info): Add code to check which section we're in and
880 use appropriate hot/cold label.
881 (add_location_or_constant_value_attribute): Likewise.
882 (gen_subprogam_die): Modify arange attributes to use correct labels.
883 (dwarf2out_begin_block): Change call to function_section into call to
884 current_function_section.
885 (dwarf2out_end_block): Likewise.
886 (dwarf2out_source_line): Likewise.
887 (dwarf2out_var_location): Add code to check whether in hot or cold
888 section and use the appropriate label.
889 * except.c (output_function_exception_table): Change call to
890 function_section into call to current_function_section.
891 * final.c (profile_function): Likewise.
892 (scan_ahead_for_unlikely_executed_note): Remove function.
893 (final_scan_insn): Remove calls to
894 scan_ahead_for_unlikely_executed_note, and related code for switching
895 to cold section, except for the single time
896 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
897 debug_hooks->switch_text_sections; replace appropriate calls to
898 function_section with calls to current_function_section.
899 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
900 test_bb to condition.
901 (find_if_case_2): Likewise.
902 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
903 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
904 * opts.c (decode_options): Change warning about hot/cold partitioning
905 with exceptionss to inform (so as not to cause bootstrap failures);
906 remove warning about partitioning with DWARF debug info.
907 * output.h (current_function_section): Add new function decl.
908 (insert_section_boundary_note): Likewise.
909 (enum in_section): Move this declaration here from varasm.c.
910 (unlikely_section_label): Likewise.
911 (unlikely_text_section_name): Likewise.
912 (last_text_section_name): New global variable.
913 (last_text_section): Likewise.
914 (hot_section_label): Likewise.
915 (hot_section_end_label): Likewise.
916 (cold_section_end_label): Likewise.
917 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
918 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
919 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
920 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
921 insn from consideration.
922 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
924 * varasm.c (basic-block.h): Add new include.
925 (unlikely_section_label_printed): Remove global variable.
926 (unlikely_section_label): Make global variable not be static any more.
927 (unlikely_text_section_name): Likewise.
928 (hot_section_end_label): New global variable (not static)
929 (first_function_block_is_cold): Likewise.
930 (hot_section_label): Likewise.
931 (cold_section_end_label): Likewise..
932 (last_text_section): New global variable, not static.
933 (last_text_section_name): New global variable, not static.
934 (initialize_cold_section_name): New function.
935 (enum in_section): Move declaration to output.h.
936 (text_section): Update last_text_section.
937 (unlikely_text_section): Replace code to determine cold section name
938 with call to initialize_cold_section_name; Add code to update
939 last_text_section; remove code for printing out label.
940 (named_section_real): Add code to update last_text_section and
941 last_text_section_name as appropriate.
942 (function_section): Change test for 'unlikely' to depend on
943 first_function_block_is_cold (moved old test to
944 current_function_section).
945 (current_function_section): New function.
946 (assemble_start_function): Move code that frees
947 unlikely_text_section_name; initialize hot_section_end_label;
948 print hot and cold section labels at the start of the function;
949 set first_function_block_is_cold, if appropriate; initialize l
950 ast_text_section; add call to insert_section_boundary_note.
951 (assemble_end_function): Add code to write out hot and cold section
953 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
955 * config/darwin.c (machopic_select_section): Replace incorrect
956 function in base_funs; update reloc for cold sections if necessary.
957 * config/darwin.h (SECTION_FUNCTION): Add code to update
958 last_text_section if appropriate.
959 (text_unlikely_section): Remove.
960 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
961 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
962 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
963 partitioning for this architecture.
965 2005-03-31 Olivier Hainque <hainque@adacore.com>
967 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
968 defined and non-zero.
970 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
973 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
976 2005-03-31 Alan Modra <amodra@bigpond.net.au>
979 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
980 label operand. Remove (use (unspec..)). Don't emit a label on
982 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
983 generate inline label for load_toc_v4_PIC_1b.
984 (rs6000_emit_load_toc_table): Likewise.
986 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
988 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
989 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
991 2005-03-29 Devang Patel <dpatel@apple.com>
993 * tree-sra.c (decide_block_copy): Disable scalarization of
996 2005-03-30 Stuart Hastings <stuart@apple.com>
997 Dale Johannesen <dalej@apple.com>
999 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
1000 * print-tree.c (print_node): Add case STATEMENT_LIST.
1002 2005-03-31 Alan Modra <amodra@bigpond.net.au>
1004 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
1005 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
1006 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
1007 is given with "powerpc64*" or "all", or when --with-cpu chooses
1010 2005-03-30 James E. Wilson <wilson@specifixinc.com>
1013 * dwarf2out.c (add_high_low_attributes): New function, extracted from
1014 gen_lexical_block_die.
1015 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
1017 2005-03-31 Jan Hubicka <jh@suse.cz>
1019 2004-11-02 Jan Hubicka <jh@suse.cz>
1021 * cgraph.c (cgraph_varpool_node_name): New function.
1022 (dump_cgraph_varpool_node): New function.
1023 (dump_varpool): New function.
1024 * cgraphunit.c (cgraph_optimize): Dump varpool.
1026 2004-10-16 Jan Hubicka <jh@suse.cz>
1028 * cgraph.c (decide_is_variable_needed): New function.
1029 (cgraph_varpool_finalize_decl): Use it.
1030 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
1032 * final.c (output_addr_const): Do not call mark_referenced.
1033 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
1034 always go via cgraph.
1035 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
1036 (check_global_declarations): Ifdef out code clearing DECL_RTL.
1037 * tree-optimize.c (execute_inline): Mark functions called.
1038 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
1040 2004-10-11 Jan Hubicka <jh@suse.cz>
1042 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
1043 (cgraph_varpool_last_needed_node): New static variable.
1044 (enqueue_needed_varpool_node): Break out from ...; add items to the
1045 end of queue; update first pointers.
1046 (cgraph_varpool_mark_needed_node): ... here.
1047 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
1048 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
1049 * cgraph.h (cgraph_varpool_node): Add analyzed field.
1050 (cgraph_varpool_first_unanalyzed_node): Declare.
1051 * cgraphunit.c: Include output.h.
1052 (cgraph_varpool_analyze_pending_decls): New function.
1053 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
1054 for errors, analyze pending decls.
1055 (cgraph_finalize_compilation_unit): Only analyze decls.
1056 (cgraph_optimize): Assemble the decls after expanding.
1058 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
1060 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
1061 subvars get marked properly in tags for grouping.
1062 (add_pointed_to_var): Mark only actual pointed to
1063 variables/subvars in addresses needed.
1064 (create_overlap_variables_for): Clear call clobbered on original
1066 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
1067 addresable vars with subvars into list.
1068 * tree-ssa.c (verify_ssa_name): Verify original is not used where
1071 2005-03-30 Richard Henderson <rth@redhat.com>
1073 * cgraph.h (struct cgraph_node): Add alias.
1074 * varasm.c (assemble_alias): Set it.
1075 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
1076 avoid calling cgraph_expand_function.
1078 2005-03-30 Tom Tromey <tromey@redhat.com>
1080 * tree.def (FILE_TYPE): Removed.
1081 * typeclass.h (enum type_class): Removed file_type_class.
1082 * dwarf2out.c (is_base_type): Updated.
1083 (gen_type_die): Likewise.
1084 * dbxout.c (dbxout_type): Updated.
1085 * builtins.c (type_to_class): Updated.
1086 * tree.c (type_contains_placeholder_1): Updated.
1087 * config/sparc/sparc.c (sparc_type_code): Updated.
1088 * config/ia64/ia64.c (hfa_element_mode): Updated.
1089 * expr.c (count_type_elements): Updated.
1090 * stor-layout.c (layout_type): Updated.
1091 * tree-inline.c (remap_type): Updated.
1092 * tree-pretty-print.c (dump_generic_node): Updated.
1094 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
1096 * builtins.c (expand_builtin_powi): Fix mode of
1097 2nd argument to match int.
1098 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
1099 2nd argument type to int.
1100 * libgcc2.c: Change prototype of __powi* functions to use
1103 2005-03-30 Dale Johannesen <dalej@apple.com>
1106 * calls.c (expand_call): Flush pending deferrals before
1109 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1113 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
1114 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
1115 c_label_context, label_context_stack): New.
1116 * c-decl.c (define_label): Check for jumps into statement
1117 expressions. Add label to list of defined labels.
1118 (start_function): Push context on label_context_stack.
1119 (finish_function): Pop context from label_context_stack.
1120 * c-typeck.c (label_context_stack): New.
1121 (c_finish_goto_label): Check for jumps into statement
1122 expressions. Add label to list of jumped to labels.
1123 (struct c_switch): Add blocked_stmt_expr.
1124 (c_start_case): Initialize it.
1125 (do_case): Check it.
1126 (c_finish_case): Verify !blocked_stmt_expr.
1127 (c_begin_stmt_expr): Push context on label_context_stack.
1128 Increment blocked_stmt_expr. Mark labels jumped to from outside
1130 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
1131 defined in the statement expression and no longer jumpable to.
1132 Mark labels jumped to from just outside the statement expression
1133 as again definable. Pop context from label_context_stack.
1134 * doc/extend.texi (Statement Exprs): Update.
1136 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1139 * c-decl.c (start_function): Check for old_decl being
1142 2005-03-30 Ian Lance Taylor <ian@airs.com>
1144 * final.c (final): Remove prescan parameter. Change all callers.
1145 (final_scan_insn): Remove prescan parameter. Change all callers.
1147 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
1149 * tree-vectorizer.c: Fix comment typos.
1151 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
1153 * tree-scalar-evolution.c (instantiate_parameters_1): Return
1154 as soon as a chrec_dont_know is detected.
1156 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
1158 Merge from csl-arm-branch.
1159 2004-02-12 Mark Mitchell <mark@codesourcery.com>
1161 * tlink.c (recompile_files): Do not assume that "rename" can
1162 overwrite an existing file.
1164 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
1166 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
1167 * gcc/configure: Regenerate.
1169 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1171 * doc/install.texi: Update binutils requirement for powerpc*-linux.
1173 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
1175 * calls.c (struct arg_data): Update "partial" comment.
1176 (load_register_parameters): Update "nregs" comment.
1178 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1180 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
1181 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
1182 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
1183 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
1184 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
1185 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
1186 than target_flags & 0.
1187 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
1188 (iq2000_arch, iq2000_parse_cpu): Delete.
1189 (TARGET_HANDLE_OPTION): Override default.
1190 (iq2000_handle_option): New function.
1191 (override_options): Remove -march= and -mcpu= handling.
1192 * config/iq2000/iq2000.opt: New file.
1194 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1196 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
1197 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
1198 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
1199 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
1200 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
1201 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
1202 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
1203 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
1204 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
1205 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
1206 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
1207 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
1208 (c4x_rpts_cycles_string, c4x_cpu_version_string)
1209 (TARGET_OPTIONS): Delete.
1210 (c4x_rpts_cycles, c4x_cpu_version): Declare.
1211 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
1212 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
1213 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
1214 (c4x_cpu_version_string): Delete.
1215 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1216 (c4x_handle_option): New function. Map -m3x and -m4x options to the
1217 equivalent -mcpu= option.
1218 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
1219 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
1220 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
1221 or clearing the appropriate MASK_* bit.
1222 (c4x_file_start): Use c4x_cpu_version.
1223 * config/c4x/c4x.opt: New file.
1225 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1227 * doc/options.texi: Document the new MaskExists flag.
1228 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
1229 if the option has the MaskExists flag.
1231 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1233 * opt-functions.awk (flag_set_p, test_flag): New functions.
1234 (switch_flags): Use them.
1235 * opth-gen.awk: Use flag_set_p to check for flags.
1236 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
1238 2005-03-30 Ian Lance Taylor <ian@airs.com>
1240 * config.host (i[34567]86-*-mingw32*): Don't set
1241 host_can_use_collect2 to no.
1243 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1246 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
1247 Remove convert_memory_address call duplicating that in memory_address.
1249 2005-03-29 Richard Henderson <rth@redhat.com>
1252 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
1253 (build_compound_literal): Likewise. Propagate decl type into the
1255 (finish_decl): Likewise. Use new return value from complete_array_type
1256 for zero sized arrays.
1257 (complete_array_type): Move ...
1258 * c-common.c (complete_array_type): ... here. Change first argument
1259 to pointer-to-type-node. Consistently use sizetype for the index
1260 except for zero sized arrays. Detect zero sized arrays for pedantic
1261 mode diagnostics. Create a new type node instead of modifying the
1263 * c-tree.h (complete_array_type): Move decl ...
1264 * c-common.h (complete_array_type): ... here.
1266 2005-03-29 Richard Henderson <rth@redhat.com>
1269 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
1271 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
1273 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
1274 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
1275 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
1276 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
1278 2005-03-29 Eric Christopher <echristo@redhat.com>
1280 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
1281 truthvalue conversion removal.
1283 2005-03-29 Ian Lance Taylor <ian@airs.com>
1286 * collect2.c: Never include <vfork.h>.
1287 (VFORK_STRING, vfork): Don't define.
1288 (pid): Remove global variable.
1289 (handler): Call raise instead of kill (getpid(), ...).
1290 (collect_wait): Add pex parameter. Change all callers. Use
1291 pex_get_status rather than pwait.
1292 (do_wait): Add pex parameter. Change all callers.
1293 (collect_execute): Return struct pex_obj * rather than void. Use
1294 pex routines rather than pexecute.
1295 (fork_execute): Get pex_obj from collect_execute, and pass it to
1297 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
1298 Only declare quit_handler if SIGQUIT is defined.
1299 (scan_libraries): Likewise.
1300 * collect2.h (collect_execute): Update declaration.
1301 (collect_wait): Update declaration.
1302 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
1303 pass it to collect_wait.
1305 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
1308 * c-parser.c (c_parser_compound_statement_nostart): Give error
1309 message for EOF instead of just setting parser->error.
1311 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
1313 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
1314 (slpeel_update_phi_nodes_for_guard1): New function.
1315 (slpeel_update_phi_nodes_for_guard2): New function.
1316 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
1317 of slpeel_update_phi_nodes_for_guard.
1318 (vectorize_loops): Remove call to loop_closed_rewrite.
1319 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
1322 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
1324 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
1325 (TARGET_LITTLE_ENDIAN): New macro.
1326 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
1327 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
1328 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
1329 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
1330 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
1331 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
1332 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
1333 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
1334 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
1335 (TARGET_OPTIONS): Delete.
1336 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
1337 (CACHE_FLUSH_TRAP): Turn into an integer.
1338 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
1339 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
1340 -mflush-trap is in use.
1341 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
1342 (m32r_cache_flush_trap_string): Delete.
1343 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
1344 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
1345 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
1346 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1347 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
1348 -mmodel= and -msdata= handling from...
1349 (m32r_init): ...here.
1350 * config/m32r/m32r.opt: New file.
1352 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
1354 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
1355 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
1356 * tree-vect-analyze.c (vect_object_analysis): additional parm
1357 pass back a "struct ptr_info_def *" with the points-to info.
1358 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
1359 statement using info returned from vect_object_analysis.
1360 * tree-vect-transform.c (update_vuses_to_preheader): New function.
1361 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
1362 for virtual uses and defs when creating a replacement vector
1363 reference. Call duplicate_ssa_name_ptr_info to define points-to
1364 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
1365 (vectorizable_store): copy_virtual_operands and update
1366 definition statements.
1367 (vectorizable_load): copy_virtual_operands. Remove call to
1368 mark_call_clobbered_vars_to_rename for call to "const" builtin.
1369 * tree-vectorizer.c (vectorize_loops): Remove calls to
1370 rewrite_into_ssa and bitmap_clear (vars_to_rename).
1371 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
1372 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
1373 define macro STMT_VINFO_PTR_INFO for use in accessing.
1374 * tree.h add export of duplicate_ssa_name_ptr_info.
1375 * rs6000.c (altivec_init_builtins): Declare builtin function
1376 __builtin_altivec_mask_for_load to be "const".
1378 2005-03-29 Jakub Jelinek <jakub@redhat.com>
1381 * cgraph.h (struct cgraph_varpool_node): Add alias field.
1382 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
1383 assemble_variable on aliases.
1384 * varasm.c (assemble_alias): Set node->alias.
1385 * toplev.c (wrapup_global_declarations): Don't call
1386 rest_of_decl_compilation on aliases again.
1388 2005-03-29 Paul Brook <paul@codesourcery.com>
1390 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
1391 * config/arm/arm.c (arm_dbx_register_number): New function.
1392 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
1394 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
1397 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
1398 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
1400 2005-03-29 Dale Johannesen <dalej@apple.com>
1402 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
1403 $(TREE_H) and $(COVERAGE_H).
1404 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
1405 * opts.c (common_handle_option): Enable tree-based value transforms.
1406 * toplev.c (process_options): Ditto.
1407 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
1408 refers to references to this type.
1409 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
1410 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
1411 for may_be_more, may_be_less.
1412 (rtl_gen_pow2_profiler): Adjust.
1413 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
1414 (rtl_gen_one_value_profiler): Adjust.
1415 (rtl_gen_const_delta_profiler): Adjust.
1416 * tree-profile.c (tree_gen_interval_profiler): Implement.
1417 (tree_gen_pow2_profiler): Ditto.
1418 (tree_gen_one_value_profiler): Ditto.
1419 (tree_profiling): New.
1420 (pass_tree_profile): Reference it.
1421 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
1423 (insn_divmod_values_to_profile): Rename to
1424 rtl_divmod_values_to_profile. Adjust.
1425 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
1426 (insn_prefetch_values_to_profile): Adjust.
1427 (rtl_value_profile_transformations): Adjust.
1428 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
1429 (gen_mod_pow2): Rename to rtl_mod_pow2.
1430 (gen_mod_subtract): Rename to rtl_mod_subtract.
1431 (divmod_fixed_value_transform): Rename to
1432 rtl_divmod_fixed_value_transform.
1433 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
1434 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
1435 (rtl_find_values_to_profile): Adjust.
1436 (tree_value_profile_transformations): Implement.
1437 (tree_divmod_values_to_profile): New.
1438 (tree_values_to_profile): New.
1439 (tree_divmod_fixed_value): New.
1440 (tree_mod_pow2): New.
1441 (tree_mod_subtract): New.
1442 (tree_divmod_fixed_value_transform): New.
1443 (tree_mod_pow2_value_transform): New.
1444 (tree_mod_subtract_transform): New.
1445 (tree_find_values_to_profile): Implement.
1446 * profile.c (instrument_values): Free histograms.
1447 (compute_value_histograms): Adjust. Implement tree version.
1449 2005-03-29 Uros Bizjak <uros@kss-loka.si>
1451 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
1452 * config/i386/i386.c (output_fix_trunc): Add new round_mode
1453 variable. Output "fldcw" depending on round_mode.
1454 * config/i386/i386.md (UNSPEC_FIST): New.
1455 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
1456 New isns patterns to implement lrint and llrint built-ins as x87
1458 (fistdi2, fist<mode>2 splitters): New splitters.
1459 (lrint<mode>2): New expanders.
1461 2005-03-28 Ian Lance Taylor <ian@airs.com>
1463 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
1464 0 when calling final_scan_insn.
1466 2005-03-28 Jan Hubicka <jh@suse.cz>
1469 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
1472 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
1473 types where possible.
1475 2005-03-26 Per Bothner <per@bothner.com>
1477 Make -f[no-]show-column also control non-cpp diagnostics.
1478 * c.opt (fshow-column): Move option from here ...
1479 * common.opt (fshow-column): ... to here.
1480 * diagnostic.c (diagnostic_build_prefix): Only print column number
1481 if flag_show_column.
1483 2005-03-27 Steven Bosscher <stevenb@suse.de>
1485 * vax-protos.h (vax_output_int_move, vax_output_int_add,
1486 vax_output_conditional_branch): New prototypes.
1487 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
1488 extracted from vax.md mov and add patterns.
1489 (vax_output_conditional_branch): New function to output conditional
1490 branch instructions.
1491 * vax.md: Use mode macros for arithmetic and mov patterns.
1492 Use code macros for the jump patterns.
1494 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1496 * Makefile.in (libbackend.o): Depend on version files;
1497 add custom generation command.
1499 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1502 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
1503 sure that we have a REG before getting its REGNO.
1505 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1507 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
1508 * builtins.def (BUILT_IN_STRNDUP): New.
1510 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
1512 PR tree-optimization/20470
1513 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
1516 2005-03-25 Mike Stump <mrs@apple.com>
1518 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
1521 2005-03-25 Geoffrey Keating <geoffk@apple.com>
1523 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
1524 Use our own structure definitions.
1526 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
1527 (fix_truncdfsi2): Allow registers or memory as destination.
1528 When TARGET_PPC_GFXOPT, generate simplified pattern.
1529 (fix_truncdfsi2_internal): Use define_insn_and_split.
1530 (fix_truncdfsi2_internal_gfxopt): New.
1531 (fctiwz): Don't confuse register allocation by giving it no choices.
1533 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
1534 (EXTRA_MEMORY_CONSTRAINT): Likewise.
1535 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
1536 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
1538 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1540 * dominance.c (free_dominance_info): Speed up by freeing et
1541 data structures without maintaining other nodes.
1542 * et-forest.c (et_free_tree_force): New.
1543 * et-forest.h: Add a prototype for et_free_tree_force.
1545 * tree.c (get_set_constructor_bits,
1546 get_set_constructor_bytes): Remove.
1547 * tree.h: Remove the corresponding prototypes.
1549 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
1552 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
1553 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
1554 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
1555 PRE_DEC, NEG and NOT.
1557 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1559 * fold-const.c: Convert uses of fold (build (...)) to
1562 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
1564 PR rtl-optimization/20249
1565 * cse.c (insert_regs): Do not record equivalence of registers in
1568 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
1570 * emit-rtl.c (reverse_comparison): Remove.
1571 * rtl.h: Remove the corresponding prototype.
1573 2005-03-24 James E Wilson <wilson@specifixinc.com>
1575 * doc/install.texi (--enable-altivec): Delete docs.
1577 2005-03-24 David Edelsohn <edelsohn@gnu.org>
1579 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
1580 SFmode and DFmode before reload when
1581 flag_unsafe_math_optimizations not enabled.
1583 2005-03-24 Geoffrey Keating <geoffk@apple.com>
1585 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
1587 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
1588 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
1590 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
1592 * configure.ac (enable-checking): Add 'runtime' option.
1593 * doc/install.texi (enable-checking): Document 'runtime' checking.
1594 * tsystem.h (gcc_assert, gcc_unreachable): Define.
1595 * config.in: Regenerated.
1596 * configure: Regenerated.
1598 2005-03-23 Uros Bizjak <uros@kss-loka.si>
1600 * optabs.h (enum optab_index): Remove OTI_llrint.
1601 (llrint_optab): Remove macro.
1602 * optabs.c (init_optabs): Remove llrint_optab initialization.
1603 * genopinit.c (optabs): Remove llrint_optab implementation.
1604 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
1607 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
1609 PR rtl-optimization/20532
1610 * simplify-rtx.c (simplify_binary_operation_1): Protect from
1611 overflow when adding coefficients for PLUS or MINUS.
1612 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
1615 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1617 * langhooks.h (truthvalue_conversion): Remove.
1618 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
1619 LANG_HOOKS_TRUTHVALUE_CONVERSION.
1620 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
1621 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
1622 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
1624 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
1626 * params.def: Fix a typo.
1627 * config/mips/mips.c: Follow the spelling convensions.
1628 * doc/invoke.texi: Fix typos.
1630 2005-03-18 Dale Johannese <dalej@apple.com>
1632 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
1634 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
1636 Fix PR tree-optimization/20601
1638 * tree-ssa-pre.c (insert_aux): Add missing condition to
1641 2005-03-23 Ian Lance Taylor <ian@airs.com>
1643 * final.c (final_scan_insn): Don't remove no-op instructions.
1644 * reload1.c (reload): Remove simple no-op instructions even when
1647 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
1649 PR tree-optimization/20501
1650 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
1651 reporting that peeling for alignment is applied moved to...
1652 * (vect_analyze_data_refs_alignment): Here.
1654 2005-03-23 Ian Lance Taylor <ian@airs.com>
1656 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
1658 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1660 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
1661 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
1663 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
1665 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
1666 imply that this is called once, independent of asms in code.
1667 Adjust to now being pased output and input lists. Mention helper
1668 function decl_overlaps_hard_reg_set_p.
1669 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
1670 hook_tree_tree_identity and to take three trees, returning third.
1671 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
1673 * stmt.c: include hard-reg-set.h before tree.h.
1674 (decl_overlaps_hard_reg_set_p): New function, broken out from...
1675 (decl_conflicts_with_clobbers_p): Call
1676 decl_overlaps_hard_reg_set_p.
1677 (expand_asm_operands): Pass output and input lists in call to
1678 targetm.md_asm_clobbers.
1679 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
1680 hook_tree_tree_tree_tree_3rd_identity.
1681 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
1683 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
1684 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
1685 parameters, first two unused.
1686 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
1687 parameters. Only add MOF to clobbers if there's no 'h' mentioned
1688 in constraint letters and MOF is not mentioned as a asm-declared
1689 register in neither of the input and output lists.
1691 2005-03-23 DJ Delorie <dj@redhat.com>
1693 * optabs.c (expand_binop): Make sure the first subword's result
1696 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1698 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
1699 Call c_common_truthvalue_conversion rather than
1700 lang_hooks.truthvalue_conversion.
1701 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
1702 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
1704 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
1705 c_common_truthvalue_conversion.
1706 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
1707 c_parser_conditional_expression, c_parser_binary_expression): Call
1708 c_objc_common_truthvalue_conversion.
1709 * c-typeck.c (build_unary_op): Call
1710 c_objc_common_truthvalue_conversion.
1711 (build_conditional_expr): Do not call
1712 lang_hooks.truthvalue_conversion.
1713 (build_binary_op): Call c_common_truthvalue_conversion.
1714 (c_objc_common_truthvalue_conversion): Moved from
1715 c-objc-common.c. Call default_function_array_conversion instead
1716 of default_conversion.
1718 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1720 * c-common.h (default_conversion): Remove.
1721 (perform_integral_promotions): Add.
1722 * c-tree.h (default_conversion): Add.
1723 * c-typeck.c (perform_integral_promotions): New, split out from
1725 * c-common.c (check_case_value): Use perform_integral_promotions,
1726 not default_conversion.
1727 (c_add_case_label): Don't continue processing case label after
1728 found to be pointer.
1730 2005-03-23 Mark Mitchell <mark@codesourcery.com>
1732 * gcc.c (do_spec_1): Do not add a -L path for a directory in
1733 the prefix list if we have already added a multilib directory
1735 (main): Do not add MD_EXEC_PREFIX to the list of directories to
1738 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1740 * reload1.c (indirect_symref_ok, reload_obstack): Make them
1742 * reload.h: Remove the prototype for indirect_symref_ok.
1744 * reload1.c (indirect_symref_ok): Make it global.
1745 * reload.h: Add a prototype for indirect_symref_ok.
1747 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
1749 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
1752 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1754 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
1756 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
1758 * c-opts.c (c_common_parse_file): Only start/end main source file
1759 if debug hooks says the writer wants it.
1760 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
1762 (xcoff_debug_hooks): Ditto.
1763 * debug.c (do_nothing_hooks): Ditto.
1764 * debug.h (gcc_debug_hooks): Ditto.
1765 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
1766 * sdbout.c (sdb_debug_hooks): Ditto.
1767 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
1769 2005-03-22 Mark Mitchell <mark@codesourcery.com>
1771 * doc/extend.texi: Deprecate C++ min/max operators.
1773 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
1775 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
1776 artificial original candidates.
1778 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
1779 Jan Hubicka <jh@suse.cz>
1780 Steven Bosscher <stevenb@suse.de>
1782 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
1783 call cost based on argument sizes.
1784 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
1786 * params.def: (max-inline-inssn-single): Set to 450.
1787 (max-inline-insns-auto): Set to 90.
1788 (max-inline-insns-recursive): Set to 450
1789 (max-inline-insns-recursive-auto): Set to 450.
1790 (large-function-insns): Set to 2700.
1791 (inline-call-cost): New parameter.
1792 * tree-inline.c (estimate_move_cost): New function.
1793 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
1794 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
1796 * tree-inline.h (estimate_move_cost): Declare.
1797 * invoke.texi: (max-inline-inssn-single): Change default to 450.
1798 (max-inline-insns-auto): Change default to 90.
1799 (max-inline-insns-recursive): Change default to 450
1800 (max-inline-insns-recursive-auto): Change default to 450.
1801 (large-function-insns): Change default to 2700.
1802 (inline-call-cost): Document new parameter.
1804 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1806 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
1807 (TARGET_DEFAULT): Delete.
1808 * config/i860/i860.opt: New file.
1810 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1812 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
1813 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1814 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1815 (frv_sched_lookahead): Delete.
1816 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
1817 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
1818 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
1819 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
1820 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
1821 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
1822 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
1823 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
1824 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
1825 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
1826 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
1827 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
1828 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
1829 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
1830 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
1831 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
1832 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
1833 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
1834 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
1835 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
1836 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
1837 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
1838 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
1839 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1840 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1841 (frv_sched_lookahead): Delete.
1842 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
1843 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1844 (frv_handle_option): New function. Move -mcpu= handling from...
1845 (frv_override_options): ...here. Remove handling of other
1847 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
1848 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
1849 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
1850 and TARGET_NO_MULTI_CE.
1851 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
1852 !TARGET_VLIW_BRANCH.
1853 * config/frv/frv.opt: New file.
1855 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1857 * fold-const.c (fold_ternary): Take decomposed arguments of
1859 (fold): Update a call to fold_ternary.
1861 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
1862 * tree.h: Add corresponding prototypes.
1864 2005-03-22 Jakub Jelinek <jakub@redhat.com>
1867 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
1868 between jump table and its label.
1869 * final.c (shorten_branches): Handle notes in between ADDR_VEC
1870 resp. ADDR_DIFF_VEC and the label preceeding it.
1871 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
1872 is emitted in the right section.
1874 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1876 * fold-const.c (fold_unary, fold_binary): Update comments
1879 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
1881 PR rtl-optimization/20527
1882 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
1883 REG_INC note, test that the register also isn't mentioned in PRED
1886 2005-03-22 Ben Elliston <bje@au.ibm.com>
1888 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
1891 2005-03-21 Mike Stump <mrs@apple.com>
1893 * varasm.c (default_assemble_visibility): Remove extra ().
1895 2005-03-21 Roger Sayle <roger@eyesopen.com>
1898 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
1899 to determine whether a block can be duplicated, rather than test
1900 whether the block contains noncopyable insns ourselves.
1902 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1904 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
1907 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1909 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
1911 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1913 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
1914 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
1915 * config/fr30/fr30.opt: New file.
1917 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
1919 Fix PR tree-optimization/20542
1921 * tree-flow-inline.h (overlap_subvar): Move to here.
1922 * tree-ssa-operands.c: From here.
1923 * tree-flow.h (overlap_subvar): Declare.
1924 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
1925 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
1926 for variables with subvars.
1928 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
1931 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
1932 * modulo-sched.c (const_iteration_count): Return on NULL
1934 (print_node_sched_params): Return on NULL dump_file.
1935 (generate_reg_moves): Handle reg-anti dependencies and disregard
1936 closing branch when generating register moves.
1937 (sms_schedule): Mark the SMSed block dirty.
1938 * passes.c (rest_of_handle_sms): Call update_life_info for all
1940 * testsuite/gcc.dg/20050321-1.c: New test.
1942 2005-03-21 Bob Wilson <bob.wilson@acm.org>
1944 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
1945 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
1946 movqi_internal): Likewise.
1948 2005-03-21 Bob Wilson <bob.wilson@acm.org>
1950 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
1951 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
1952 xtensa_b4const): Delete prototypes.
1953 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
1954 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
1955 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
1956 xtensa_extra_constraint): New prototypes.
1957 (add_operand, arith_operand, nonimmed_operand, mem_operand,
1958 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
1959 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
1960 move_operand, const_float_1_operand, fpmem_offset_operand,
1961 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
1962 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
1963 (xtensa_b4const_or_zero): ...this. Change return type to bool and
1964 argument type to HOST_WIDE_INT.
1965 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
1966 xtensa_mask_immediate): Likewise.
1967 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
1968 Likewise. Also make these functions static.
1969 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
1970 (xtensa_const_ok_for_letter_p): New.
1971 (add_operand, arith_operand, nonimmed_operand, mem_operand,
1972 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
1973 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
1974 move_operand, const_float_1_operand, fpmem_offset_operand,
1975 branch_operator, ubranch_operator, boolean_operator): Move to
1977 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
1978 (xtensa_mem_offset): Change return type to bool.
1979 (xtensa_extra_constraint): New.
1980 (gen_int_relational): Update type of const_range_p function pointer.
1981 Use xtensa_b4const_or_zero.
1982 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
1983 xtensa_const_ok_for_letter_p. Update comments.
1984 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
1985 (PREDICATE_CODES): Delete.
1986 * config/xtensa/xtensa.md: Include predicates.md.
1987 * config/xtensa/predicates.md: New file.
1989 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1991 * config/v850/v850-protos.h: Remove the prototypes for
1992 reg_or_int9_operand, reg_or_const_operand,
1993 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
1994 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
1995 movsi_source_operand, power_of_two_operand,
1996 not_power_of_two_operand, special_symbolref_operand,
1997 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
1998 register_is_ok_for_epilogue.
1999 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
2000 reg_or_int9_operand, reg_or_const_operand,
2001 call_address_operand, special_symbolref_operand,
2002 movsi_source_operand, power_of_two_operand,
2003 not_power_of_two_operand, register_is_ok_for_epilogue,
2004 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
2005 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
2007 * config/v850/v850.h (PREDICATE_CODES): Remove.
2008 * config/v850/v850.md: Include predicates.md.
2009 * config/v850/predicates.md: New.
2011 2005-03-21 Zack Weinberg <zack@codesourcery.com>
2013 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
2014 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
2015 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
2016 (itoolsdir, itoolsdatadir): Move definition above new first use.
2017 (install-itoolsdirs): New rule.
2018 (install-mkheaders): Depend on install-itoolsdirs, not
2019 install-include-dir.
2021 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2023 * tree-into-ssa.c: Remove obsolete comments.
2025 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
2027 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
2028 unrolling if -fpeel-loops is specified, too.
2029 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2030 Remove superfluous check for flag_unroll_loops.
2032 2005-03-21 Uros Bizjak <uros@kss-loka.si>
2034 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
2035 (lrint_optab, llrint_optab): Define corresponding macros.
2036 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
2037 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
2038 pattern and llrint_optab using llrintdi2 patterns.
2039 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
2040 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
2041 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
2042 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
2043 flag_unsafe_math_optimizations is set.
2045 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
2047 * combine.c (combine_simplify_rtx, simplify_if_then_else,
2048 simplify_logical, if_then_else_cond, known_cond,
2049 simplify_comparison): Adjust calls to reverse_comparison.
2050 Don't use combine_reversed_comparison_code).
2051 (combine_reversed_comparison_code): Remove.
2052 (reversed_comparison): Using reversed_comparison_code, move it...
2053 * jump.c (reversed_comparison): ... here.
2054 * rtl.h (reversed_comparison): Add prototype.
2056 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2058 * builtins.c (fold_builtin): Take decomposed arguments of
2060 * fold-const.c (fold_ternary): Update a call to fold_builtin.
2061 * gimplify.c (gimplify_call_expr): Likewise.
2062 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
2063 * tree.h: Update the prototype of fold_builtin.
2065 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
2067 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
2068 * rtlhooks.c (gen_lowpart_no_emit_general): New.
2069 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
2070 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
2071 * simplify-rtx.c (simplify_binary_operation_1): Use it.
2073 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2075 * builtins.c (fold_builtin_1): Take decomposed arguments of
2077 (fold_builtin): Update a call to fold_builtin_1.
2079 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
2082 * gcov.c (output_lines): Only output function block summary when
2083 outputting branch information.
2084 * doc/gcov.texi: Document format of preamble and additional block
2087 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2089 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
2090 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
2091 the defaults false if BITS_PER_UNIT != 8.
2092 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
2093 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
2094 than BITS_PER_UNIT != 8.
2095 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
2096 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
2097 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
2099 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
2100 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
2102 2005-03-20 Roger Sayle <roger@eyesopen.com>
2105 * fold-const.c (fold_binary): Fix type mismatch between
2106 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
2107 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
2108 for non-truth-valued expressions.
2110 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
2111 and FUNCTION_DECL in the main switch.
2112 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
2113 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
2114 we also need to convert their operands to match.
2115 <TRUTH_NOT_EXPR>: Likewise.
2117 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
2119 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
2120 diagnostic without checking whether an lvalue.
2121 * c-common.h (lvalue_p): Remove.
2122 (enum lvalue_use): Update comment.
2123 (lvalue_or_else): Replace by lvalue_error.
2124 * c-typeck.c (lvalue_p): Make static.
2125 (lvalue_or_else): New. Call lvalue_error.
2127 2005-03-21 Alan Modra <amodra@bigpond.net.au>
2129 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
2130 (function_arg_advance): Use rs6000_parm_start.
2131 (function_arg, rs6000_arg_partial_bytes): Likewise.
2133 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2135 * c-common.c (check_case_value): Adjust comment about stripping
2137 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
2138 * c-typeck.c (default_conversion, convert_arguments,
2139 build_modify_expr, convert_for_assignment, store_init_value,
2140 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
2141 manually. Remove inaccurate comments.
2143 2005-03-20 Roger Sayle <roger@eyesopen.com>
2144 Joseph S. Myers <joseph@codesourcery.com>
2146 * varasm.c (do_assemble_alias): Restore comment describing function.
2147 Annotate the target parameter as potentially unused.
2149 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
2152 * config/avr/avr.c (avr_output_function_prologue): Do not use
2153 current_function_name() in a label, use a local label instead.
2155 2005-03-20 David Edelsohn <edelsohn@gnu.org>
2157 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
2158 flag_finite_math_only, not flag_unsafe_math_optimizations.
2160 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2162 * builtins.c (fold_builtin_1): Update a call to
2163 targetm.fold_builtin.
2164 * hooks.c (hook_tree_tree_bool_null): Rename to
2165 hook_tree_tree_tree_bool_null. Take one more argument of type
2167 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
2168 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
2169 hook_tree_tree_tree_bool_null.
2170 * target.h (gcc_target): Update the prototype of fold_builtin.
2171 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
2172 arguments of CALL_EXPR.
2173 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
2176 2005-03-20 Jan Hubicka <jh@suse.cz>
2178 * cgraph.h (cgraph_node): Add prev_clone pointer.
2179 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
2180 (cgraph_clone_node): Produce doubly linked chain.
2182 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2184 * c-common.c (handle_aligned_attribute, check_function_sentinel,
2185 get_nonnull_operand, handle_sentinel_attribute,
2186 check_function_arguments_recurse): Do not strip NOPS from
2188 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
2190 * c-format.c (get_constant): Likewise.
2191 * c-parser.c (c_parser_postfix_expression): Likewise.
2192 * c-typeck.c (set_init_index): Likewise.
2193 (convert_arguments): Don't check for NOP_EXPR containing integer
2196 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2198 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
2199 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
2200 Take decomposed arguments of CALL_EXPR.
2201 (fold_builtin_1): Update calls to the functions mentioned
2204 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2206 * c-decl.c (check_bitfield_type_and_width): Require bit-field
2207 width to have integer type.
2208 (build_enumerator): Require enumerator value to have integer type.
2210 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2212 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
2215 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2217 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
2218 std=iso9899:199x): Correct descriptions.
2220 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2222 * config.gcc: Consistently use solaris2.1[0-9]* instead of
2225 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
2227 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
2229 (expand_builtin_memcpy, fold_builtin_1): Update calls to
2230 fold_builtin_memcpy.
2232 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
2233 arguments of CALL_EXPR.
2234 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
2235 fold_builtin_found, fold_builtin_1): Update calls to
2236 fold_trunc_transparent_mathfn.
2238 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2241 * fold-const.c (fold_widened_comparison): Don't optimize casts of
2242 function pointers on targets that require function pointer
2244 (fold_sign_changed_comparison): Likewise.
2246 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
2248 * combine.c (try_combine): When changing the mode of a hard reg, make
2249 sure that doing so is valid.
2251 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
2253 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
2254 (TARGET_HANDLE_OPTION): Override default.
2255 (avr_handle_option): New function.
2256 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
2257 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
2258 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
2259 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
2260 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
2261 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
2262 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
2263 (TARGET_OPTIONS): Delete.
2264 * config/avr/avr.opt: New file.
2266 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2268 * config/m32r/m32r-protos.h: Remove the prototypes for
2269 call_address_operand, symbolic_operand, seth_add3_operand,
2270 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2271 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2272 two_insn_const_operand, move_src_operand,
2273 move_double_src_operand, move_dest_operand,
2274 eqne_comparison_operator, signed_comparison_operator,
2275 large_insn_p, conditional_move_operand, carry_compare_operand,
2276 m32r_block_immediate_operand, extend_operand,
2277 reg_or_eq_int16_operand, int8_operand, and
2278 reg_or_zero_operand.
2279 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2280 seth_add3_operand, int8_operand, cmp_int16_operand,
2281 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2282 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2283 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2284 move_double_src_operand, move_dest_operand,
2285 eqne_comparison_operator, signed_comparison_operator,
2286 extend_operand, small_insn_p, large_insn_p,
2287 conditional_move_operand, carry_compare_operand,
2288 m32r_block_immediate_operand): Move to predicates.md.
2289 (MAX_MOVE_BYTES): Move to m32r.h.
2290 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2291 * config/m32r/m32r.md: Include predicates.md.
2292 * config/m32r/predicates.md: New.
2294 2005-03-18 James E Wilson <wilson@specifixinc.com>
2297 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
2300 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2302 * config/mn10300/mn10300-protos.h: Remove the prototypes for
2303 call_address_operand, const_8bit_operand.
2304 * config/mn10300/mn10300.c (call_address_operand,
2305 const_8bit_operand, const_1f_operand): Move to predicates.md.
2306 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
2307 * config/mn10300/mn10300.md: Include predicates.md.
2308 * config/mn10300/predicates.md: New.
2310 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
2312 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
2313 declarations in diagnostics and %E for identifiers, not %s.
2315 2005-03-18 Jan Hubicka <jh@suse.cz>
2316 Dale Johannesen <dalej@apple.com>
2318 * basic-block.h (scale_bbs_frequencies_int,
2319 scale_bbs_frequencies_gcov_type): Declare.
2320 * cfg.c (RDIV): New macro.
2321 (update_bb_frequency_for_threading): Fix.
2322 * basic-block.h (scale_bbs_frequencies_int,
2323 scale_bbs_frequencies_gcov_type): New.
2324 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
2325 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
2326 scale_bbs_frequencies_int.
2327 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
2329 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2331 * config/m32r/m32r-protos.h: Remove the prototypes for
2332 call_address_operand, symbolic_operand, seth_add3_operand,
2333 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2334 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2335 two_insn_const_operand, move_src_operand,
2336 move_double_src_operand, move_dest_operand,
2337 eqne_comparison_operator, signed_comparison_operator,
2338 large_insn_p, conditional_move_operand, carry_compare_operand,
2339 m32r_block_immediate_operand, extend_operand,
2340 reg_or_eq_int16_operand, int8_operand, and
2341 reg_or_zero_operand.
2342 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2343 seth_add3_operand, int8_operand, cmp_int16_operand,
2344 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2345 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2346 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2347 move_double_src_operand, move_dest_operand,
2348 eqne_comparison_operator, signed_comparison_operator,
2349 extend_operand, small_insn_p, large_insn_p,
2350 conditional_move_operand, carry_compare_operand,
2351 m32r_block_immediate_operand): Move to predicates.md.
2352 (MAX_MOVE_BYTES): Move to m32r.h.
2353 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2354 * config/m32r/m32r.md: Include predicates.md.
2355 * config/m32r/predicates.md: New.
2357 * config/pa/pa-protos.h: Add prototypes for magic_milli and
2359 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
2360 symbolic_operand, symbolic_memory_operand,
2361 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
2362 indexed_memory_operand, move_dest_operand, move_src_operand,
2363 prefetch_cc_operand, prefetch_nocc_operand,
2364 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
2365 arith_operand, arith11_operand, pre_cint_operand,
2366 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
2367 ireg_operand, int5_operand, uint5_operand, int11_operand,
2368 uint32_operand, arith5_operand, and_operand, ior_operand,
2369 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
2370 pc_or_label_operand, div_operand, plus_xor_ior_operator,
2371 shadd_operand, movb_comparison_operator,
2372 cmpib_comparison_operator): Move to predicates.md.
2373 (magic_milli, shadd_constant_p): Make it extern.
2374 * config/pa/pa.h (PREDICATE_CODES): Remove.
2375 * config/pa/pa.md: Include predicates.md.
2376 * config/pa/predicates.md: New.
2378 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
2381 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2383 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
2384 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
2385 config/alpha/freebsd.h, config/alpha/linux.h,
2386 config/alpha/netbsd.h, config/alpha/osf5.h,
2387 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
2388 config/h8300/h8300-protos.h, config/h8300/h8300.c,
2389 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
2390 doc/cppopts.texi: Update copyright.
2392 2005-03-18 Jan Hubicka <jh@suse.cz>
2395 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
2397 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
2400 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2402 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
2405 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
2407 * combine.c (gen_binary): Remove.
2408 (known_cond, simplify_shift_const, find_split_point,
2409 combine_simplify_rtx, simplify_if_then_else, simplify_set,
2410 simplify_logical, expand_field_assignment, extract_left_shift,
2411 force_to_mode, if_then_else_cond, apply_distributive_law,
2412 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
2413 simplify_comparison, reversed_comparison): Replace with
2414 simplify_gen_binary, simplify_gen_relational or
2415 distribute_and_simplify_rtx.
2416 (distribute_and_simplify_rtx): New function.
2418 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
2419 Paolo Bonzini <gcc.gnu.org>
2421 * calls.c (setjmp_call_p, special_function_p): Update comments
2422 at the head of the functions.
2424 2005-03-18 Jan Hubicka <jh@suse.cz>
2426 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
2428 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
2429 function body should be released; do not proactively release function
2430 bodies in non-unit-at-a-time mode.
2432 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
2434 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
2435 mno-fp-ret-in-387 multilib variants.
2437 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
2439 * common.opt (m): Remove.
2440 * opts.c (handle_option): Pass 'm' options to set_target_switch if
2442 (common_handle_option): Remove OPT_m case.
2444 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2446 * builtins.c (fold_builtin_bitop): Take decomposed arguments
2448 (fold_builtin_1): Update a call to fold_builtin_bitop.
2450 * builtins.c (fold_builtin_signbit): Take decomposed arguments
2452 (fold_builtin_1): Update a call to fold_builtin_signbit.
2454 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
2456 PR tree-optimization/20474
2457 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
2458 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
2460 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2462 * config/h8300/h8300-protos.h: Remove prototypes for
2463 general_operand_src, general_operand_dst, single_one_operand,
2464 single_zero_operand, call_insn_operand,
2465 two_insn_adds_subs_operand, small_call_insn_operand,
2466 jump_address_operand, bit_operand, bit_memory_operand,
2467 stack_pointer_operand, const_int_gt_2_operand,
2468 const_int_ge_8_operand, const_int_qi_operand,
2469 const_int_hi_operand, incdec_operand, bit_operator,
2470 nshift_operator, eqne_operator, gtle_operator,
2471 gtuleu_operator, iorxor_operator.
2472 Add prototypes for h8sx_shift_type h8sx_classify_shift and
2473 h8300_ldm_stm_parallel.
2474 * config/h8300/h8300.c (h8sx_shift_type,): Move to
2476 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
2477 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
2478 (h8300_ldm_stm_parallel): Make it extern.
2479 (h8300_ldm_parallel, h8300_stm_parallel,
2480 h8300_return_parallel, general_operand_src,
2481 general_operand_dst, h8300_dst_operand, h8300_src_operand,
2482 nibble_operand, reg_or_nibble_operand, single_one_operand,
2483 single_zero_operand, call_insn_operand,
2484 two_insn_adds_subs_operand, small_call_insn_operand,
2485 jump_address_operand, bit_operand, bit_memory_operand,
2486 stack_pointer_operand, const_int_gt_2_operand,
2487 const_int_ge_8_operand, const_int_qi_operand,
2488 const_int_hi_operand, incdec_operand, eqne_operator,
2489 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
2490 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
2491 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
2492 nshift_operator): Move to predicates.md.
2493 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
2494 * config/h8300/h8300.md: Include predicates.md.
2495 * config/h8300/predicates.md: New.
2497 2005-03-17 Richard Henderson <rth@redhat.com>
2499 * config.gcc (ia64*-*-hpux*): Add extra_options.
2500 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
2501 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2502 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
2503 (ia64_tls_size_string, ia64_tune_string): Remove.
2504 (ia64_tune): Init to PROCESSOR_ITANIUM2.
2505 (TARGET_DEFAULT_TARGET_FLAGS): New.
2506 (TARGET_HANDLE_OPTION): New.
2507 (ia64_override_options): Move options parsing ...
2508 (ia64_handle_option): ... here. New.
2509 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
2510 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
2511 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
2512 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
2513 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
2514 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
2515 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
2516 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
2517 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
2518 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
2519 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
2520 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
2521 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
2522 TARGET_EARLY_STOP_BITS): Remove.
2523 (TARGET_ILP32): Default false.
2524 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
2525 (enum ia64_inline_type): New.
2526 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2527 * config/ia64/ia64.md: Update for new definitions of
2528 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
2529 * config/ia64/ia64.opt: New file.
2530 * config/ia64/ilp32.opt: New file.
2532 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
2535 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
2537 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2539 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
2540 instead of MASK_H8300S.
2541 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
2542 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
2543 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
2544 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
2545 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
2546 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
2547 TARGET_SWITCHES): Remove.
2548 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
2550 * config/h8300/h8300.opt: New.
2552 * config/alpha/alpha.opt, config/arc/arc.opt,
2553 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
2556 2005-03-17 Ian Lance Taylor <ian@airs.com>
2560 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
2562 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
2563 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
2564 (TARGET_HANDLE_OPTION): Override default.
2565 (arc_handle_option): New function.
2566 (arc_init): Remove code to set arch_cpu_string.
2567 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
2568 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
2569 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
2570 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
2571 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
2572 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
2573 (arc_rodata_string, TARGET_OPTIONS): Delete.
2574 * config/arc/arc.opt: New file.
2576 2005-03-17 Richard Henderson <rth@redhat.com>
2578 * doc/extend.texi (Weak Pragmas): New section.
2579 (attribute alias): Clarify that target must be in the same
2582 2005-03-17 Richard Henderson <rth@redhat.com>
2584 * config/alpha/alpha.opt: New file.
2585 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
2587 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
2588 alpha_fprm_string, alpha_fptm_string): Make static.
2589 (alpha_tls_size_string): Remove.
2590 (alpha_handle_option): New.
2591 (override_options): Update for alpha_cpu/alpha_tune split.
2592 (alpha_file_start): Likewise.
2593 (TARGET_DEFAULT_TARGET_FLAGS): New.
2594 (TARGET_HANDLE_OPTION): New.
2595 * config/alpha/alpha.h (alpha_tune): Declare.
2596 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
2597 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
2598 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
2599 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
2600 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
2601 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
2602 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
2603 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
2604 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
2605 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
2606 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
2607 (TARGET_DEFAULT): Remove MASK_FP.
2608 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
2609 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
2610 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
2611 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
2612 alpha_tls_size_string): Remove.
2613 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
2614 (attribute tune): Rename from attribute cpu.
2615 * config/alpha/ev4.md: Update to match.
2616 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
2617 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
2618 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
2619 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
2620 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
2621 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
2623 2005-03-16 James E. Wilson <wilson@specifixinc.com>
2625 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
2626 and return without creating new state if before_nops_num is nonzero.
2627 * config/ia64/ia64.md (first_insn): New attribute.
2628 (alloc): Set it to yes.
2630 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2632 * tree-vectorizer.c (new_vec_stmt_info): Initialize
2633 STMT_VINFO_SUBVARS to NULL.
2634 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
2636 2005-03-16 Dale Johannesen <dalej@apple.com>
2638 * rtlanal.c (find_first_parameter_load): Rewrite to
2639 return actual first param load or the call if none,
2640 instead of first in block, when not all loads exist.
2642 2005-03-16 Roger Sayle <roger@eyesopen.com>
2644 * optabs.c (expand_copysign_absneg): Make static.
2645 * optabs.h (expand_copysign_absneg): Delete prototype.
2646 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
2648 2005-03-16 Richard Henderson <rth@redhat.com>
2651 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
2652 (alias_pairs): Rename from output_defs.
2653 (find_decl_and_mark_needed): Split out from assemble_alias.
2654 (do_assemble_alias): New.
2655 (assemble_output_def): Remove.
2656 (finish_aliases_1, finish_aliases_2): New.
2657 (process_pending_assemble_output_defs): Remove.
2658 (assemble_alias): Defer aliases for which we don't yet have a
2659 non-external decl for the target symbol.
2660 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
2661 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
2662 * toplev.c (compile_file): Use finish_aliases_2 instead of
2663 process_pending_assemble_output_defs.
2664 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
2665 (process_pending_assemble_output_defs): Remove.
2667 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2669 Fix PR tree-optimization/20489
2671 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
2672 for empty structures.
2674 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2676 Fix PR tree-optimization/20490
2678 * tree-ssa-pre.c (create_expression_by_pieces): Use
2679 force_gimple_operand on result of fold.
2681 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
2683 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
2684 of closing parenthesis.
2686 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
2688 * builtins.c (expand_movstr): Update a call to
2689 fold_builtin_strcpy.
2690 (expand_builtin_strncpy): Update a call to
2691 fold_builtin_strncpy.
2692 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
2693 arguments of CALL_EXPR.
2694 (fold_builtin_1): Update calls to fold_builtin_strcpy and
2695 fold_builtin_strncpy.
2696 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
2697 * tree.h: Update the prototypes of fold_builtin_strcpy and
2698 fold_builtin_strncpy.
2700 2005-03-16 Steven Bosscher <stevenb@suse.de>
2701 Dorit Naishlos <dorit@il.ibm.com>
2703 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
2704 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
2707 2005-03-16 Steven Bosscher <stevenb@suse.de>
2709 * tree-inline.c (walk_type_fields, walk_tree,
2710 walk_tree_without_duplicates): Move from here...
2711 * tree.c: ...to here.
2713 2005-03-15 Zack Weinberg <zack@codesourcery.com>
2715 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
2716 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
2717 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
2718 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
2719 (version): Define using $(BASEVER_c).
2720 (Makefile, config.status, build/gcov-iov.o): No longer depends on
2722 (version.o): Depend on version files; add custom generation command.
2723 (prefix.o): Define BASEVER on command line.
2724 (s-iov): Depend on version files; adjust command.
2725 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
2727 (gcc-vers.texi): New rule.
2728 (doc/%.info, doc/%.dvi): Add -I . to command line.
2729 (doc/gccinstall.dvi): Likewise.
2730 (PACKAGE): Delete. All uses replaced with "gcc".
2731 * aclocal.m4: Do not include gcc-version.m4.
2732 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
2733 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
2734 Set is_release based on contents of DEV-PHASE.
2735 Set gcc_version based on contents of BASE-VER.
2736 Define WIN32_REGISTRY_KEY only if the user overrode the default.
2737 * config.in, configure: Regenerate.
2738 * gccbug.in: Determine version of GCC in use at runtime.
2739 * gcov-iov.c: Get version number and development phase from
2740 command line, not by including version.c.
2741 * intl.c: Replace all uses of PACKAGE with "gcc".
2742 * libada-mk.in: Delete unused "gcc_version" variable.
2743 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
2744 * version.c: (VERSUFFIX): New hook for redistributors; adjust
2745 commentary to match.
2746 (version_string): Put together from pieces.
2747 * config/alpha/x-vms: Do not use $(gcc_version).
2748 * config/i386/t-nwld: Likewise.
2749 * doc/include/gcc-common.texi: Include gcc-vers.texi for
2750 version-GCC and DEVELOPMENT.
2752 2005-03-15 Roger Sayle <roger@eyesopen.com>
2754 PR tree-optimization/17454
2755 * tree.c (tree_size): Add case for TREE_BINFO.
2756 * fold-const.c (fold_checksum_tree): Only clear the overloaded
2757 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
2759 2005-03-15 Roger Sayle <roger@eyesopen.com>
2761 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
2762 op1 whilst expanding the signed widenening multiply variant.
2764 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
2766 * toplev.c (display_target_options): Avoid unused variable warning if
2767 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
2768 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
2769 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
2770 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
2771 (mips_isa_info): New variable.
2772 (mips_parse_cpu): Remove the first argument and leave the caller
2774 (TARGET_HANDLE_OPTION): Override default.
2775 (mips_handle_option): New function. Move option validation code from...
2776 (override_options): ...here. Update calls to mips_parse_cpu.
2777 * config/mips/mips.h (mips_arch_string, mips_tune_string)
2778 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
2779 (SUBTARGET_TARGET_OPTIONS): Delete.
2780 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
2781 (mno-flush-func, mtune=): New options.
2783 2005-03-15 Roger Sayle <roger@eyesopen.com>
2784 Richard Henderson <rth@redhat.com>
2786 * real.c (c4x_single_format, c4x_extended_format): Provide values
2787 for signbit_ro for c4x's single and extended floating point formats.
2788 * optabs.c (expand_copysign): Use the floating point format's
2789 signbit_ro for expanding via expand_copysign_absneg, and it's
2790 signbit_rw field for expanding via expand_copysign_bit.
2792 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
2794 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
2795 known_alignment_for_access_p.
2796 (known_alignment_for_access_p): New.
2797 (do_peeling_for_alignment): Field made int instead of bool and renamed
2798 to peeling_for_alignment.
2799 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
2800 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
2801 functionality used to be in vect_analyze_operations.
2802 (vect_analyze_operations): Code to determine vectorization factor was
2803 moved to vect_determine_vectorization_factor.
2804 (vect_enhance_data_refs_alignment): Update to correct alignment when it
2805 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
2807 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
2808 be part of vect_analyze_operations).
2809 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
2810 creating the guard condition, as the number of iterations may be
2812 (slpeel_tree_peel_loop_to_edge): Use new name of
2813 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
2814 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
2815 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
2816 (vect_do_peeling_for_alignment): Use fold.
2817 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
2819 (vect_update_inits_of_dr): Renamed to
2820 vect_update_init_of_dr.
2821 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
2822 (vectorizable_store): Fix assertion to use == instead of =.
2824 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
2826 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
2827 call_used_regs for wCG registers.
2829 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
2831 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
2832 for non-offsettable memory references to cope with outstanding reload
2833 replacements, take 2.
2835 2005-03-15 Uros Bizjak <uros@kss-loka.si>
2838 * config/i386/i386.h (x86_fisttp): New.
2839 (TARGET_FISTTP): New macro.
2840 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
2841 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
2842 instruction when fisttp flag is set.
2843 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
2845 * config/i386/i386.md (type attribute): Add fisttp.
2846 (unit attribute): Set to i387 for fisttp type.
2847 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
2848 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
2850 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
2851 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
2853 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
2854 patterns for TARGET_FISTTP. Enable patterns for
2855 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
2856 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
2857 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
2858 implement fisttp x87 insn.
2859 (fix_trunc*_i387_fisttp splitters): New patterns.
2860 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
2861 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
2862 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
2864 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
2865 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
2866 Implement using mode macros. Disable patterns for TARGET_FISTTP.
2867 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
2868 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
2869 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
2870 Disable patterns for TARGET_FISTTP.
2871 (fix_trunc*_i387 splitters): Implement usign mode macros.
2872 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
2873 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
2874 (fix_trunx*_sse peephole2s): Implement using mode macros.
2876 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
2878 PR rtl-optimization/20291
2879 * combine.c (try_combine): If splitting fails, re-try with
2880 original combined pattern, i.e. before clobber stripping.
2882 2005-03-14 Eric Christopher <echristo@redhat.com>
2884 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
2885 STACK_GROWS_DOWNWARD.
2887 2005-03-14 Roger Sayle <roger@eyesopen.com>
2889 * real.h (struct real_format): Split the signbit field into two
2890 two fields, signbit_ro and signbit_rw.
2891 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
2892 mips_double_format, ieee_extended_motorola_format,
2893 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
2894 ieee_extended_intel_128_format, ibm_extended_format,
2895 mips_extended_format, ieee_quad_format, mips_quad_format,
2896 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
2897 i370_double_format, c4x_single_format, c4x_extended_format,
2898 real_internal_format): Update initializers for new field.
2899 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
2900 real_format structure.
2901 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
2902 field of the real_format structure.
2904 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
2906 Fix PR tree-optimization/20458
2908 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
2909 DECL_EXTERNAL on STRUCT_FIELD tags.
2910 (clear_call_clobbered): Ditto.
2911 * tree-ssa-operands.c (note_addressable): Make sure the original
2912 variable doesn't slip into the addressable list if we have
2914 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
2917 2005-03-14 Geoffrey Keating <geoffk@apple.com>
2919 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
2920 (-fwide-exec-charset): Likewise.
2921 (-finput-charset): Likewise.
2922 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
2923 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
2924 * c.opt (Wnormalized): New.
2926 2005-03-14 Devang Patel <dpatel@apple.com>
2928 * doc/invoke.texi: Add reference to Visibility document.
2930 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
2932 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
2933 MASK_SPLIT_ADDRESSES.
2934 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
2935 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
2936 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
2937 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
2938 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
2939 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
2940 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
2941 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
2942 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
2943 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
2944 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
2945 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
2946 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
2947 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
2948 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
2949 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
2950 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
2951 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
2952 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
2953 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
2954 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
2955 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
2956 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
2957 (TARGET_EXPLICIT_RELOCS): Delete.
2958 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
2959 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
2960 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
2961 (override_options): Set MASK_LONG64 if -mint64 is given and no
2962 -mlongXX option is. Complain about -mint64 -mlong32.
2963 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
2964 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
2965 * config/mips/mips.opt: New file.
2967 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
2969 * config.gcc (extra_options): New variable for listing option files.
2970 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
2971 * configure.ac (extra_opt_files): New AC_SUBST variable.
2972 (tm_file_list, tm_include_list): Include options.h first.
2973 * configure: Regenerate.
2974 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
2975 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
2976 (s-options-h): New rule.
2977 (options.h): Depend on it.
2978 (TEXI_GCCINT_FILES): Add options.texi.
2979 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
2980 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
2981 * target.h (gcc_target): Add default_target_flags and handle_option.
2982 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
2983 (TARGET_HANDLE_OPTION): New macros.
2984 (TARGET_INITIALIZER): Include them.
2985 * opt-functions.awk (opt_args, nth_arg): New functions.
2986 (switch_flags): Handle the "Target" flag.
2988 (var_name): Use opt_args and nth_arg.
2989 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
2990 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
2991 macros for the "Mask" and "InverseMask" options.
2992 * opts.h (cl_var_cond): New enum.
2993 (cl_option): Replace the "has_set_value" and "set_value" fields with
2994 "var_cond" and "var_value".
2995 (CL_TARGET): New macro.
2996 (option_enabled, print_filtered_help): Declare.
2997 (decode_options): Move definition.
2998 * opts.c (handle_option): Search for the original option before
2999 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
3000 var_cond and var_value fields. Use targetm.handle_option to handle
3002 (decode_options): Set target_flags to targetm.default_target_flags.
3003 (print_filtered_help): Make global. Handle CL_TARGET.
3004 (option_enabled): New function.
3005 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
3006 (display_target_options, set_target_switch, print_switch_values)
3007 (default_pch_valid_p): Guard uses of target_switches with
3008 #ifdef TARGET_SWITCHES. Also...
3009 (display_target_options): Display the CL_TARGET entries in cl_options.
3010 (set_target_option): Don't complain about the "" option when
3011 TARGET_SWITCHES is undefined.
3012 (print_switch_values): Use option_enabled.
3013 (default_pch_valid_p): Check cl_options[] when looking for something
3014 that has changed the value of target_flags.
3015 * c.opt: Remove documentation from top of file.
3016 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
3017 * doc/sourecebuild.texi: Refer to the new options documentation
3018 instead of c.opt. Document machine-specific .opt files.
3019 * doc/tm.texi (target_flags): Say that this variable is declared
3021 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
3022 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
3024 * doc/options.texi: New file.
3026 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
3029 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
3032 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
3035 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
3036 temporary variable of pointer type if an lvalues is required.
3037 (gimplify_modify_expr_rhs): Request an rvalue from it.
3038 (gimplify_expr): Pass fallback on.
3040 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3042 * cfgbuild.c: Update comments.
3044 2005-03-14 Roger Sayle <roger@eyesopen.com>
3046 PR rtl-optimization/17236
3047 * optabs.c (expand_doubleword_mult): New helper function split out
3048 from expand_binop. Permute the order in which instructions are
3049 emitted to minimize the number of simultaneously live registers.
3050 (expand_binop): Call expand_doubleword_mult to synthesize a double
3051 word multiplication.
3053 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3055 * basic-block.h: Update the prototypes of cached_make_edge and
3057 * cfg.c (cached_make_edge): Take edge_cache representing one
3058 row of the adjacency matrix of edges.
3059 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
3060 (make_edges): Initialize edge_cache to represent one row of
3061 the adjacency matrix of edges.
3063 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3065 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
3067 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
3068 Remove unused removed_phis variable.
3069 (conditional_replacement): Use build1/build2.
3070 (abs_replacement): Use last_and_only_stmt and build1/build2.
3072 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3074 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
3075 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
3076 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
3077 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
3078 * c-common.c (handle_novops_attribute): New function.
3079 (c_common_attribute_table): Add "no vops" entry.
3080 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
3081 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
3082 * tree-ssa-operands.c (get_call_expr_operands): Do not
3083 create virtual operands for calls with ECF_NOVOPS flag.
3084 * tree.h (DECL_IS_NOVOPS): New macro.
3085 (struct tree_decl): Add novops_flag.
3086 (ECF_NOVOPS): New constant.
3088 2005-03-14 Uros Bizjak <uros@kss-loka.si>
3091 * config/i386/i386.c (x86_use_himode_fiop): New.
3092 (x86_use_simode_fiop): Rename from x86_use_fiop.
3093 * config/i386/i386.h (x86_use_himode_fiop): Declare.
3094 (TARGET_USE_HIMODE_FIOP): New.
3095 (x86_use_simode_fiop): Rename from x86_use_fiop.
3096 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
3098 * config/i386/i386.md (X87MODEI12): New mode macro define.
3099 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
3100 to implement x87 FP compare with HImode input operands.
3101 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
3102 Use X87MODEI12 mode macro to handle HImode input operands.
3103 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
3104 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
3105 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
3106 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
3107 macro to implement x87 operators with HImode input operands.
3108 (fop splitters): Use X87MODEI12 mode macro to handle HImode
3111 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3113 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
3115 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
3116 constants invariant.
3118 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3120 * basic-block.h (BB_VISITED): Removed.
3121 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
3123 2005-03-14 Falk Hueffner <falk@debian.org>
3126 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
3128 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3130 * ggc-zone.c: Fix comment typos.
3132 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
3133 stringpool.c, config/mips/mips-protos.h: Update copyright.
3135 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3137 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
3138 throughout with its typedef, "rtx".
3139 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
3140 (rs6000_tls_symbol_ref_1): Remove inline keyword.
3141 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
3142 regs in comment to match code.
3144 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3146 * except.c (check_handled): Make it static.
3147 * except.h: Remove the corresponding prototype.
3149 * function.c (get_func_frame_size): Make it static.
3150 * function.h: Remove the corresponding type.
3152 * regclass.c (reg_class_superclasses, reg_class_subclasses):
3154 * hard-reg-set.h: Remove the corresponding declarations.
3156 * tree-cfg.c (verify_stmts): Check that
3157 bb_for_stmt (stmt) == bb for every PHI node and statement.
3159 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3161 * config.gcc: Remove excess indentation.
3162 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
3164 2005-03-13 Roger Sayle <roger@eyesopen.com>
3167 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
3168 * fold-const.c (fold_sign_changed_comparison): Likewise.
3169 (fold_binary): Optimize comparisons against widened operands if
3170 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
3172 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3174 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
3175 (sparc_override_options): Initialize it.
3176 (sparc_struct_value_rtx): Set it on the MEM to be returned.
3178 2005-03-13 David Edelsohn <edelsohn@gnu.org>
3180 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
3181 (reg_or_none500mem_operand): New predicate.
3182 (zero_reg_mem_operand): New predicate.
3183 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
3184 to reg_or_none500mem_operand.
3185 (extendsfdf2_fpr): Add MEM alternative.
3186 (extenddftf2_internal): Change operand2 predicate to
3187 zero_reg_mem_operand.
3189 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3191 * ggc-zone.c: Rewritten.
3193 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
3195 * configure.ac: Define GGC_ZONE for --with-gc=zone.
3196 * config.in: Regenerated.
3197 * configure: Regenerated.
3198 * gengtype.c (write_types_process_field, write_func_for_structure):
3199 Pass new argument to gt_pch_note_object.
3200 * ggc-common.c (struct ptr_data): Add TYPE.
3201 (gt_pch_note_object): Take TYPE argument and save it.
3202 (call_count): Update call to ggc_pch_count_object.
3203 (call_alloc): Update call to ggc_pch_alloc_object.
3204 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
3206 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
3207 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
3208 (ggc_alloc_zone_stat): Delete.
3209 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
3210 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
3211 (ggc_pch_alloc_object): Update prototypes.
3212 (garbage_zone): Delete.
3213 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
3214 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
3216 (tree_id_zone): New variable.
3217 (ggc_alloc_cleared_zone): Remove unused.
3218 (ggc_alloc_zone): Define.
3219 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
3220 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
3221 ggc_alloc_zone_stat.
3222 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
3223 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
3224 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
3225 (make_node_stat): Likewise. Use tree_id_zone.
3227 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3228 Joseph S. Myers <joseph@codesourcery.com>
3230 * configure.ac: Check for MIPS TLS.
3231 * configure: Regenerated.
3232 * config/mips/mips-protos.h (enum mips_symbol_type): Add
3233 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
3234 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
3235 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
3236 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
3237 (mips_classify_symbol, mips_symbolic_constant_p)
3238 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
3239 (mips_tls_operand_p, mips_call_tls_get_addr)
3240 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
3241 (mips_tls_symbol_ref_1): New functions.
3242 (mips_legitimize_address, mips_legitimize_const_move): Call
3243 mips_legitimize_tls_address.
3244 (override_options): Handle V1_REG and TLS symbols. Disable TLS
3246 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
3247 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
3248 (mips_char_to_class): Document V1_REG.
3249 (HAVE_AS_TLS): Provide default.
3250 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
3252 (load_got<mode>): Renamed from *load_got<mode>. Allow when
3254 (tls_get_tp_<mode>): New instruction.
3256 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3258 * configure.ac: Update checks for target tools.
3259 * configure: Regenerated.
3261 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3263 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
3265 2005-03-13 Roger Sayle <roger@eyesopen.com>
3267 * expmed.c (expand_mult): Use synthetic multiplication sequences for
3268 more classes of DImode multiplication by constant. Allow both
3269 multiplication by small negative constants (by performing a
3270 multiplication by a positive constant and negating the result) and
3271 multiplications by large powers of two, by using a left shift.
3273 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3275 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
3276 of basic blocks into work_stack.
3278 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
3279 config/mips/vr.h: Update copyright.
3281 * c-decl.c (c_init_decl_processing): Remove useless calls to
3282 build_function_type.
3284 * builtins.c (fold_trunc_transparent_mathfn,
3285 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
3286 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
3287 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
3288 fold_builtin_strcpy, fold_builtin_strncpy,
3289 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
3292 * builtins.c (expand_builtin_mathfn_3): Remove local variable
3295 * lambda-code.c (lambda_compute_auxillary_space): Remove local
3296 variable determinant.
3298 * tree-cfg.c (group_case_labels): Remove local variable type.
3300 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
3303 * tree-ssa-phiopt.c (value_replacement): Remove local variable
3306 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
3309 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
3310 (*movmemqi_insn): Delete.
3311 (*movmemhi): Delete.
3313 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3315 * builtins.c (fold_builtin_classify): Take decomposed
3316 arguments of CALL_EXPR.
3317 (fold_builtin_1): Update a call to fold_builtin_classify.
3319 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
3322 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
3323 through into call to parser_xref_tag after parse error.
3324 (c_parser_struct_declaration): Consistently return NULL_TREE on
3327 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
3329 * tree-flow-inline.h (ref_contains_array_ref): New function.
3330 (lookup_subvars_for_var): Ditto.
3331 (get_subvars_for_var): Ditto.
3332 (var_can_have_subvars): Ditto.
3334 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
3335 (struct subvar): New type.
3337 * tree-dfa.c (okay_component_ref_for_subvars): New function.
3339 * tree-optimize.c (init_tree_optimization_passes): Call
3340 pass_create_structure_vars.
3342 * tree-ssa-alias.c: Include vec.h.
3343 (init_alias_info): Don't auto-clear call clobbered on struct-field
3345 (compute_flow_insensitive_aliasing): Handle subvars.
3346 (group_aliases): Handle STRUCT_FIELD aliases.
3347 (setup_pointers_and_addressables): Ditto.
3348 Don't mark variables non-addressable if they still have
3349 addressable subvars.
3350 Also mark subvars addressable when the real variable is marked
3352 (add_pointed_to_var): Try to prune the pointed-to set by only
3353 pointing to subvars when possible.
3354 Otherwise, make sure we set addresses_needed and pt_vars to
3355 properly include subvars.
3356 (bitpos_of_field): New function.
3357 (push_fields_onto_fieldstack): Ditto.
3358 (get_or_create_used_part_for): Ditto.
3359 (create_overlap_variables_for): Ditto.
3360 (find_used_portions): Ditto.
3361 (create_structure_vars): Ditto.
3362 (pass_create_structure_vars): New structure.
3364 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
3365 (get_expr_operands): Handle subvars. Also try to turn
3366 COMPONENT_REF accesses into must-defs now that we can accurately
3368 (note_addressable): Try to only mark as addressable those subvars
3369 we know a COMPONENT_REF touches.
3370 (overlap_subvar): New function.
3372 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
3373 Handle subvar storing.
3374 (vect_address_analysis): Update caller of vect_object_analysis.
3376 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
3378 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
3379 (STMT_VINFO_SUBVARS): New macro.
3381 * common.opts: add flag_tree_salias.
3383 * opts.c (decode_options): flag_tree_salias defaults to on.
3385 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
3387 * doc/tree-ssa.texi: Document structural alias analysis.
3389 2005-03-12 Steven Bosscher <stevenb@suse.de>
3391 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
3392 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
3393 * tree-ssa-operands.c (get_expr_operands): Likewise.
3394 (get_expr_operands): Likewise for ERROR_MARK.
3396 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3398 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
3401 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
3404 * tree-ssa-pre.c (compute_avail): Remove local variable val.
3405 (mark_operand_necessary): Remove local variable ver.
3407 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
3408 variable prefix_len.
3410 * value-prof.c (mod_subtract_transform): Remove local variable
3413 * builtins.c (fold_builtin_exponent): Take decomposed
3414 arguments of CALL_EXPR.
3415 (fold_builtin_1): Update a call to fold_builtin_exponent.
3417 * builtins.c (fold_builtin_logarithm): Take decomposed
3418 arguments of CALL_EXPR.
3419 (fold_builtin_1): Update a call to fold_builtin_logarithm.
3421 * c-decl.c (c_init_decl_processing): Remove local variables
3422 ptr_ftype_void and ptr_ftype_ptr.
3424 * gimplify.c (gimplify_expr): Remove local variables r0 and
3427 * reg-stack.c (move_for_stack_reg): Remove local variable
3429 (compare_for_stack_reg): Remove local variable flags_user.
3430 (convert_regs_1): Remove local variable deleted.
3432 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
3434 (combine_blocks): Remove local variables exits and new_e.
3436 * tree-inline.c (expand_call_inline): Remove local variable
3439 * tree-ssa-live.c (create_ssa_var_map,
3440 calculate_live_on_entry): Remove local variable snn.
3442 2005-03-12 Geoffrey Keating <geoffk@apple.com>
3444 * c-lex.c (c_lex_with_flags): Add parameter to call to
3447 2005-03-11 Per Bothner <per@bothner.com>
3449 * c-tree.h (struct c_declarator): New id_loc field.
3450 * c-pragma.h (c_lex_with_flags): Take position reference.
3451 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
3452 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
3453 (c_lex): Pass dummy location to c_lex_with_flags.
3454 * c-parser.c (c_lex_one_token): Set c_token's location using
3455 c_lex_with_flags, instead of input_location, which might be "ahead".
3456 (c_parser_direct_declarator): Set declarator's id_loc from
3458 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
3459 declarator's id_loc, rather than probably-imprecise input_location.
3460 (build_id_declarator): Initialize c_declarator's id_loc field.
3462 2005-03-11 Roger Sayle <roger@eyesopen.com>
3465 * builtins.c (expand_builtin_signbit): Force the signbit's word
3466 into an integer register to avoid SUBREGs of floating point modes.
3468 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3470 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
3471 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
3472 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
3473 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
3475 2005-03-11 David Edelsohn <edelsohn@gnu.org>
3477 PR rtl-optimization/20306
3478 * expr.c (emit_move_complex): Set try_int false if mode is
3479 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
3480 emit_block_move if try_int is true.
3482 2005-03-11 Richard Henderson <rth@redhat.com>
3485 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
3486 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
3489 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3491 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
3492 (TARGET_FIX_VR4130): New macro.
3493 (TARGET_OPTIONS): Add -mfix-vr4130.
3494 (ISA_HAS_MACCHI): New macro.
3495 (ASM_SPEC): Add -mfix-vr4130.
3496 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
3497 (override_options): Handle mips_fix_vr4130_string.
3498 (mips_avoid_hazards): Clear all_noreorder_p
3499 if we're working around VR4130 errata and the macc alternatives
3501 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
3502 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
3503 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
3504 (MULTILIB_DEFAULTS): Remove leading "march=".
3505 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
3506 if no architecture option is given.
3507 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
3509 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
3510 * doc/invoke.texi: Document -mfix-vr4130.
3512 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3514 * config/mips/mips.c (override_options): Only warn about -mint64
3515 deprecation if TARGET_INT64.
3517 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3519 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
3520 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
3521 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
3522 are non-specific regarding the nonnull parameter positions.
3523 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
3524 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
3525 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
3526 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
3528 * builtins.def: Use the non-specific "nonnull" attibute lists.
3530 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3532 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3533 single_pred_edge, single_succ, single_pred): Improve comments.
3535 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3537 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3538 single_pred_edge, single_succ, single_pred): New inline functions.
3539 * bb-reorder.c (rotate_loop, find_traces_1_round,
3540 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
3541 duplicate_computed_gotos): Use the single_succ/pred functions.
3542 * cfganal.c (forwarder_block_p): Ditto.
3543 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
3544 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
3545 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
3546 merge_seq_blocks): Ditto.
3547 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
3548 * cfglayout.c (fixup_reorder_chain): Ditto.
3549 * cfgloop.c (mark_single_exit_loops, update_latch_info,
3550 canonicalize_loop_headers, verify_loop_structure): Ditto.
3551 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
3552 mfb_update_loops, create_preheader, force_single_succ_latches,
3553 create_loop_notes): Ditto.
3554 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
3555 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
3556 commit_one_edge_insertion, purge_dead_edges,
3557 cfg_layout_can_merge_blocks_p): Ditto.
3558 * except.c (sjlj_emit_function_enter): Ditto.
3559 * flow.c (init_propagate_block_info): Ditto.
3560 * function.c (thread_prologue_and_epilogue_insns): Ditto.
3561 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
3562 insert_insn_end_bb): Ditto.
3563 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
3564 find_if_case_2): Ditto.
3565 * lambda-code.c (perfect_nestify): Ditto.
3566 * lcm.c (optimize_mode_switching): Ditto.
3567 * loop-doloop.c (doloop_modify): Ditto.
3568 * loop-init.c (loop_optimizer_init): Ditto.
3569 * loop-iv.c (simplify_using_initial_values): Ditto.
3570 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
3571 * loop-unswitch.c (unswitch_loop): Ditto.
3572 * modulo-sched.c (generate_prolog_epilog): Ditto.
3573 * predict.c (combine_predictions_for_insn, estimate_probability,
3574 tree_estimate_probability, last_basic_block_p,
3575 estimate_bb_frequencies): Ditto.
3576 * profile.c (branch_prob): Ditto.
3577 * regrename.c (copyprop_hardreg_forward): Ditto.
3578 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
3579 * tracer.c (layout_superblocks): Ditto.
3580 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
3581 cfg_remove_useless_stmts_bb, cleanup_control_flow,
3582 cleanup_control_expr_graph, disband_implicit_edges,
3583 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
3584 tree_verify_flow_info, tree_make_forwarder_block,
3585 tree_forwarder_block_p, remove_forwarder_block,
3586 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
3587 * tree-if-conv.c (tree_if_conversion): Ditto.
3588 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
3589 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
3590 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
3591 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
3592 copy_loop_headers): Ditto.
3593 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
3594 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
3595 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
3596 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
3597 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
3598 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
3599 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
3600 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
3601 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
3602 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
3603 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
3604 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
3605 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
3606 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
3607 slpeel_add_loop_guard): Ditto.
3609 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
3611 PR tree-optimization/15784
3612 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3615 * stmt.c (expand_case): Don't change index_type. Convert minval
3618 PR tree-optimization/20130
3619 * fold-const.c (fold): Fold x * -1 into -x.
3621 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
3623 PR rtl-optimization/20331
3624 * rtlanal.c (modified_between_p): Check its address first for MEM.
3625 (modified_in_p): Likewise.
3627 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
3629 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
3631 2005-03-10 Steven Bosscher <stevenb@suse.de>
3633 * expr.c (expand_expr_real_1): If possible, use a conditional
3634 move for expanding MIN_EXPR and MAX_EXPR.
3635 Use temp for moving around rtx-en.
3637 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
3640 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
3643 2005-03-10 Roger Sayle <roger@eyesopen.com>
3645 * builtins.c (expand_builtin_signbit): Extend to handle floating
3646 point modes wider than the largest integer type, using the
3647 operand_subword_force function to obtain the signbit's word.
3649 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3652 * combine.c (try_combine): If recog_for_combine added CLOBBERs
3653 to NEWI2PAT, fail to combine if they are used by NEWPAT.
3655 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
3657 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
3659 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
3661 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
3663 (perform_edge_inserts): Unconditionally call
3664 free_dominator_info.
3666 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
3668 2005-03-10 Bob Wilson <bob.wilson@acm.org>
3670 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
3672 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
3674 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
3676 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
3678 (rtl_register_value_prof_hooks,
3679 tree_value_profile_transformations,
3680 tree_register_value_prof_hooks): Likewise.
3681 * var-tracking.c (stack_adjust_offset_pre_post,
3682 variable_htab_free, variable_union, dataflow_set_different_2,
3683 count_uses, variable_was_changed, set_frame_base_location,
3684 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
3685 vt_add_function_parameters): Likewise.
3686 * varasm.c (named_section_real, named_section, make_decl_rtl,
3687 asm_emit_uninitialised, assemble_integer, decode_addr_const,
3688 const_hash_1, compare_constant, copy_constant, force_const_mem,
3689 output_constant_pool_2, output_constant_pool_1, output_constant,
3690 output_constructor, make_decl_one_only, decl_tls_model,
3691 default_no_named_section, default_elf_select_section_1,
3692 default_unique_section_1): Likewise.
3693 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
3694 * vmsdbgout.c (addr_const_to_string): Likewise.
3697 * function.c (struct assign_parm_data_one): Remove last_named
3699 (assign_parm_find_data_types): Don't determine last_named.
3700 Reorder named_parm determination.
3701 (assign_parms): Only setup varargs on the last non-varadic
3704 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
3706 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
3707 sda base address on medium model.
3709 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
3711 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
3712 * cfgloop.c (flow_loop_nodes_find): Export.
3713 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
3715 * cfgloopmanip.c (fix_loop_structure): New function.
3716 * predict.c (predict_loops): Clean up the loops information.
3717 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
3718 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
3720 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
3721 (rewrite_into_loop_closed_ssa): Declaration changed.
3722 * tree-loop-linear.c (linear_transform_loops): Add argument to
3723 rewrite_into_loop_closed_ssa call.
3724 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
3725 * tree-ssa-loop-im.c (move_computations): Ditto.
3726 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
3727 * tree-vectorizer.c (vectorize_loops): Ditto.
3728 * tree-optimize.c: Include cfgloop.h.
3729 (execute_todo): Choose whether to call cleanup_tree_cfg or
3730 cleanup_tree_cfg_loop.
3731 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
3732 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
3733 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
3734 cleanup_tree_cfg_loop call.
3735 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
3736 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
3737 work on part of cfg.
3739 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3742 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
3743 with multiple alternatives.
3745 * stmt.c (parse_output_constraint): Fix a typo.
3747 2005-03-09 Bob Wilson <bob.wilson@acm.org>
3749 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
3750 assembly directive instead of deprecated "no-generics".
3752 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
3754 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
3755 for non-offsettable memory references to cope with outstanding reload
3757 * config/s390/s390.md ("reload_outti"): Call find_replacement to
3758 avoid losing outstanding address reloads.
3759 ("reload_outdi", "reload_outdf"): Likewise.
3761 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3763 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
3764 code. Add more cbrt transformations.
3766 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3768 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
3770 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3772 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
3773 NULL_TREE when a given tree is not simplified.
3774 (fold): Return the original tree when any of the functions
3775 mentioned above NULL_TREE.
3777 * fold-const.c (fold_unary, fold_binary): Take decomposed
3778 arguments, code, type, op0, and op1 in case of fold_binary.
3779 (fold): Update calls to fold_unary and fold_binary.
3781 2005-03-09 Roger Sayle <roger@eyesopen.com>
3783 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
3784 a fndecl and an arglist instead of a CALL_EXPR, exp.
3786 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3788 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
3790 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
3792 * expr.c (expand_assignment): Remove orig_to_rtx.
3794 * fold-const.c (int_const_binop): Remove no_overflow.
3796 * ifcvt.c (noce_emit_move_insn): Remove inmode.
3798 * loop-iv.c (get_biv_step_1): Remove lhs.
3800 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
3802 * real.c (real_nan): Remove neg.
3804 * function.c (thread_prologue_and_epilogue_insns): Remove i
3807 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
3810 * tree-eh.c (tree_could_trap_p): Remove idx.
3812 * tree-into-ssa.c (ann): Remove ann.
3814 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
3816 * tree-sra.c (decide_block_copy): Remove inst_count.
3818 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
3820 * tree-ssa-loop-im.c (lhs): Remove.
3822 * cfgbuild.c (state, STATE, SET_STATE,
3823 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
3825 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
3826 (find_basic_blocks): Set the state of each basic block to
3829 2005-03-08 Jeff Law <law@redhat.com>
3831 * tree-cfg.c (cleanup_control_flow): If removal of a computed
3832 goto results in the removal of edges in the CFG, then we need
3833 to recompute dominators.
3835 2005-03-09 Ben Elliston <bje@au.ibm.com>
3837 * c-common.c (c_do_switch_warnings): Comment fix.
3839 2005-03-08 Julian Brown <julian@codesourcery.com>
3841 * Patch from 2005-03-08 reverted for causing regressions and
3842 ppc-darwin bootstrap failure.
3844 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
3846 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
3847 Define the real function for ppc-darwin.
3848 * c-typeck.c (convert_arguments): Check for target-specific
3849 invalid argument call to unprototyped function.
3850 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3852 * target.h (invalid_arg_for_unprototyped_fn): New field
3854 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
3855 default target hook.
3856 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
3859 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3861 * c-typeck.c (constructor_stack, constructor_range_stack,
3862 initializer_stack): Make them static.
3864 * cfg.c (rbi_pool): Make it static.
3866 * gimple-low.c (lower_stmt_body): Make it static.
3867 * tree-flow.h: Remove the corresponding prototype. Don't
3870 * sched-deps.c (cache_size): Make it static.
3872 * stor-layout.c (lang_adjust_rli): Make it static.
3874 2005-03-08 Julian Brown <julian@codesourcery.com>
3876 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
3877 from being used for symbols with vague linkage when
3878 HAVE_GAS_COMDAT_GROUP is true.
3880 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
3882 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
3883 nlabel == JUMP_LABEL (jump).
3885 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3887 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
3888 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
3889 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
3890 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
3892 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
3895 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
3896 * c-common.c (handle_returns_twice): New function.
3897 (c_common_attribute_table): Declare eturns_twice' attribute.
3898 * doc/extend.texi: Document eturns_twice' attribute.
3899 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
3900 (struct tree_decl): Add returns_twice_flag.
3902 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3904 * tree-ssa-phiopt.c: Fix a comment typo.
3906 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
3907 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
3908 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
3911 2005-03-08 Richard Henderson <rth@redhat.com>
3913 * config/alpha/alpha.c (code_for_builtin): Replace special-case
3914 builtin codes with ctzdi2, clzdi2, popcountdi2.
3915 (struct alpha_builtin_def): Add is_const.
3916 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
3917 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
3918 (alpha_init_builtins): Init them. Set nothrow and const attributes
3920 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
3921 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
3922 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
3923 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
3924 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
3925 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
3926 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
3927 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
3928 (TARGET_FOLD_BUILTIN): New.
3929 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
3930 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
3932 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
3934 2005-03-08 Ira Rosen <irar@il.ibm.com>
3936 PR tree-optimization/20122
3937 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
3938 condition of access function instead of base.
3940 2005-03-07 Jeff Law <law@redhat.com>
3941 Steven Bosscher <stevenb@suse.de>
3943 * tree-cfg.c (find_taken_edge_computed_goto): New function.
3944 (find_taken_edge): Call find_taken_edge_computed_goto as
3945 appropriate. Allow any gimple invariant rather than just
3946 INTEGER_CST for VAL.
3947 (cleanup_control_flow): Cleanup a computed goto which has turned
3949 (tree_merge_blocks): If block B has any forced labels, move
3950 them to the start of block A.
3951 * tree-ssa-dom.c (thread_across_edge): Allow threading across
3952 computed gotos as well.
3953 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
3954 removal of unnecessary computed gotos too.
3955 (lookup_redirection_data): Fix type of INSERT argument. Callers
3958 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3960 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
3961 Remove trailing spaces.
3963 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
3964 unshare_all_trees): Make them static.
3965 * tree-gimple.h: Remove the corresponding prototypes.
3967 * diagnostic.h: Remove unused prototype
3968 debug_output_buffer.
3969 * modulo-sched.c: Remove unused prototype
3970 set_row_column_for_ps.
3972 * tree-ssa-phiopt.c (tree_ssa_phiopt,
3973 replace_phi_edge_with_variable): Remove unused variable i.
3975 2005-03-07 Per Bothner <per@bothner.com>
3977 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
3979 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
3982 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
3983 bbs on the COND_EXPR instead of the PHI_NODEs.
3984 (candidate_bb_for_phi_optimization): Remove.
3985 (replace_phi_with_stmt): Rename to ...
3986 (replace_phi_edge_with_variable): this and change so that we
3987 replace the phi argument instead of removing the PHI.
3988 (conditional_replacement): Change so we deal with PHI with more
3990 (value_replacement): Likewise.
3991 (abs_replacement): Likewise.
3993 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
3995 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
3996 output_e500_flip_gt_bit.
3998 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
4000 (rs6000_generate_compare): Fix logic to look at the correct bits.
4001 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
4003 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
4004 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
4005 gen_move_from_CR_gt_bit.
4007 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
4008 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
4009 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
4011 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
4012 (E500_CR_IOR_COMPARE): New constant.
4014 2005-03-08 Earl Chew <earl_chew@agilent.com>
4015 David Billinghurst <David.Billinghurst@riotinto.com>
4017 * config/i386/host-cygwin.c: New file to support precompiled
4019 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
4020 * config.host: Use above files for cygwin host.
4022 2005-03-07 David Edelsohn <edelsohn@gnu.org>
4024 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
4025 ordering ops from earlier change.
4027 2005-03-07 Per Bothner <per@bothner.com>
4029 Various fixes to allow us to again build if --enable-mapped-location:
4030 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
4031 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
4032 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
4033 local variable loc. Change logic appropriately.
4034 * tree-vect-transform.c (vect_finish_stmt_generation): Use
4035 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
4036 * c-parser.c (c_parser_for_statement): Initialize loc variable.
4037 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
4038 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
4040 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
4042 PR rtl-optimization/19683
4043 * reload1.c (choose_reload_regs): Pass the number of bits, not the
4044 number of bytes, to smallest_int_for_mode. Fix arguments to
4045 REG_CANNOT_CHANGE_MODE_P.
4047 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4049 * reorg.c (relax_delay_slots): Check that the jump is
4050 conditional before trying to invert it.
4052 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4054 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
4057 * calls (stack_arg_under_construction): Make it static.
4059 * flow.c (regs_live_at_setjmp): Make it static.
4060 * flow.h: Remove the corresponding prototype.
4062 * reload1.c (reload_startobj, reload_firstobj,
4063 something_needs_operands_changed, reload_inherited,
4064 reload_inheritance_insn, reload_override_in,
4065 reload_spill_index): Make them static.
4067 * recog.c (verify_changes): Make it static.
4068 * recog.h: Remove the corresponding prototype.
4070 * cfgbuild.c (find_sub_basic_blocks): Remove.
4071 * basic-block.h: Remove the corresponding prototype.
4072 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
4074 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
4076 * tree-ssa-operands.c (check_build_stmt): Remove.
4078 * stor-layout.c (set_alignment): Remove.
4079 * tree.h: Remove the corresponding prototype.
4081 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
4083 * tree-ssa-dce.c (control_dependence_map,
4084 visited_control_parents): Make them static.
4086 * cfghooks.c (verify_flow_info): Remove local variable
4089 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
4092 * loop-unswitch.c (unswitch_loop): Remove local variable src.
4094 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
4096 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
4098 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
4100 * config/ia64/hpux.h (LINK_SPEC): Add -z.
4101 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
4102 PARALLEL for an empty structure.
4104 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4106 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
4108 * fold-const.c (fold_binary): Unroll the very first "for"
4111 2005-03-06 David Edelsohn <edelsohn@gnu.org>
4113 * config/rs6000/predicates.md (branch_comparison_operator): Remove
4114 redundant match_code test.
4115 (scc_comparison_operator): Swap match_operand and match_code
4117 (branch_positive_comparison_operator): Same.
4118 (trap_comparison_operator): Use comparison_operator and swap with
4121 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
4124 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
4125 (out_movhi_r_mr): Read low byte of volatile MEM first.
4126 (out_movhi_mr_r): Write high byte of volatile MEM first.
4128 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4130 * cselib.c (reg_values, reg_values_size): Make them static.
4132 * cse.c (cse_reg_info_table): Make it static.
4134 * fold-const.c (fold_unary): Use build1 instead of copy_node.
4136 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
4138 * cse.c (find_best_addr): Use canon_for_address.
4140 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4142 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
4143 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
4144 SUBREG and MEM, respectively.
4146 * fold-const.c (fold_binary): Use code instead of t.
4148 * fold-const.c (optimize_minmax_comparison): Take decomposed
4149 arguments code, type, op0, and op1 instead of t.
4150 (fold_binary): Update a call to optimize_minmax_comparison.
4152 * fold-const.c (fold_range_test): Take decomposed arguments
4153 code, type, op0, and op1 instead of t.
4154 (fold_binary): Update a call to fold_range_test.
4156 * fold-const.c (fold_binary_op_with_conditional_arg): Take
4157 decomposed arguments code, type, op0, and op1 instead of t.
4158 (fold_binary): Update a call to fold_range_test.
4160 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4162 * fold-const.c (fold_binary): Avoid directly using the original
4163 expression t as much as possible.
4165 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4167 * c-semantics.c (build_stmt): Use TYPE_P instead of
4168 IS_NON_TYPE_CODE_CLASS.
4169 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
4170 (NON_TYPE_CHECK): Use TYPE_P instead of
4171 IS_NON_TYPE_CODE_CLASS.
4173 * fold-const.c (fold): Remove handling of binary expressions.
4175 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
4177 * doc/c-tree.texi: Wrap comments in @r{}.
4178 * doc/cpp.texi: Likewise.
4179 * doc/cppinternals.texi: Likewise.
4180 * doc/extend.texi: Likewise.
4181 * doc/md.texi: Likewise.
4182 * doc/objc.texi: Likewise.
4183 * doc/sourcebuild.texi: Likewise.
4184 * doc/tm.texi: Likewise.
4187 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4189 * predict.c (apply_return_prediction): Standardize PHI chain
4191 * tree-ssa.c (ssa_redirect_edge): Likewise.
4193 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
4194 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
4197 * tree-phinodes.c (remove_phi_node): Drop the last argument.
4198 * tree-flow.h: Adjust the prototype for remove_phi_node.
4199 * lambda-code.c (perfect_nestify): Adjust a call to
4202 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
4203 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
4205 * tree-ssa-dce.c (remove_dead_phis): Likewise.
4206 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
4207 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
4208 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
4210 * combine.c (simplify_and_const_int): Use gen_int_mode instead
4211 of GEN_INT (trunc_int_for_mode (...)).
4212 * loop-iv.c (iv_number_of_iterations): Likewise.
4213 * postreload.c (reload_cse_move2add): Likewise.
4214 * simplify-rtx.c (simplify_const_unary_operation,
4215 simplify_const_binary_operation): Likewise.
4216 * stor-layout.c (get_mode_bounds): Likewise.
4218 * fold-const.c (fold_binary): New.
4219 (fold): Call fold_binary on binary expressions.
4221 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
4223 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
4224 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
4225 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
4226 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
4227 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
4229 2005-03-04 Devang Patel <dpatel@apple.com>
4231 PR tree-optimization/18815
4232 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4233 loops with zero exit edges.
4235 2005-03-04 Devang Patel <dpatel@apple.com>
4237 * doc/invoke.texi: Remove reference to webpage that does not exist.
4239 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
4240 Joseph S. Myers <joseph@codesourcery.com>
4243 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
4244 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
4245 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
4246 * pa.c (get_plabel): Change argument to symbol_ref. Call
4247 maybe_get_identifier instead of get_identifier.
4248 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
4249 (struct deferred_plabel): Replace name field with symbol field.
4250 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
4251 ASM_OUTPUT_EXTERNAL_REAL is defined.
4252 (output_global_address): Use output_addr_const for output of all
4254 (output_deferred_plabels): Use symbol_ref instead of name for address
4256 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
4257 ASM_OUTPUT_SYMBOL_REF): New macros.
4258 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
4260 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
4263 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
4265 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
4266 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
4268 2005-03-04 Jeff Law <law@redhat.com>
4270 * basic-block.h (rediscover_loops_after_threading): Declare.
4271 * tree-ssa-dom.c: Include cfgloop.h.
4272 (tree_ssa_dominator_optimize): Discover loops and some basic
4273 properties. Remove forwarder blocks recreated by loop header
4274 canonicalization. Also mark backedges in the CFG.
4275 * tree-ssa-threadupdate.c: Include cfgloop.h
4276 (rediscover_loops_after_threading): Define.
4277 (struct local_info): New field, JUMP_THREADED.
4278 (prune_undesirable_thread_requests): New function.
4279 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
4280 then record that fact for the callers of redirct_edges.
4281 (thread_block): If BB has incoming backedges, then call
4282 prune_undesirable_thraed_requests. Note when we are
4283 going to have to rediscover loop information. Return a
4284 boolean indicating if any jumps were threaded.
4285 (thread_through_all_blocks): Bubble up boolean indicating
4286 if any jumps were threaded.
4287 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
4288 (tree-ssa-threadupdate.o): Similarly.
4290 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4292 * fold-const.c (fold_ternary): Unroll the "for" loop to
4295 2005-03-04 Andrew Haley <aph@redhat.com>
4297 * unwind-dw2-fde-glibc.c (struct
4298 unw_eh_callback_data.check_cache): New field.
4299 (frame_hdr_cache): New.
4300 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
4301 Cache frame header info.
4303 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
4305 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
4306 (print_c_condition): Declare.
4307 * read-rtl.c (ptr_loc): New structure.
4308 (ptr_locs, ptr_loc_obstack, joined_conditions)
4309 (joined_conditions_obstack): New variables.
4310 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
4311 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
4312 (join_c_conditions, print_c_condition): New functions.
4313 (apply_macro_to_string): Associate the new string with the same
4314 source location as the old one.
4315 (add_condition_to_string): Use join_c_conditions.
4316 (read_string): Use set_rtx_ptr_loc to record a filename and line
4317 number for the string.
4318 (read_rtx): Initialize the new variables above.
4319 * genattrtab.c (write_test_expr, write_attr_value): Use
4321 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
4322 comment above the GCC_VERSION check.
4323 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
4324 Inline the definition of MAYBE_EVAL.
4325 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
4326 * genoutput.c (process_template): Likewise.
4327 * genpreds.c (write_predicate_subfunction): Likewise.
4328 (write_predicate_expr): Use print_c_condition.
4329 * genrecog.c (write_cond): Likewise.
4330 * gensupport.c (process_rtx): Use join_c_conditions to join the
4331 conditions of a define_insn_and_split. Record a source location
4332 for the string after the "&&".
4333 (alter_test_for_insn): Use join_c_conditions.
4335 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
4338 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4339 PR tree-optimization/15784
4340 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4343 2005-03-04 Ben Elliston <bje@au.ibm.com>
4345 * gcc.c (option_map): Add --coverage.
4346 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
4347 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
4348 * config/darwin.h: Pass -lgcov for `coverage'.
4349 * doc/invoke.texi (Debugging Options): Document --coverage.
4351 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4353 * gcse.c (bypass_block): Use find_edge wherever possible.
4355 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
4359 * c-opts.c (c_common_parse_file): Call start_source_file
4360 and end_source_file at the approriate times.
4362 * dwarf2out.c (dwarf2out_finish): Don't auto-end
4363 the main file, it will be done for us now.
4365 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4367 * fold-const.c (fold_ternary): New.
4368 (fold): Call fold_ternary on ternary expressions. Remove
4369 handling of ternary expressions.
4371 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4373 PR tree-optimization/15784
4374 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4377 2005-03-03 David Edelsohn <edelsohn@gnu.org>
4379 * config/rs6000/predicates.md (branch_comparison_operator):
4380 Convert from C block to conditional format.
4382 2005-03-03 Jan Hubicka <jh@suse.cz>
4384 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
4385 and non-constant public variables.
4387 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
4389 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
4392 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
4395 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
4396 calls to release_ssa_name and release_phi_node.
4398 * fold-const.c (fold): Remove handling of unary expressions.
4400 * fold-const.c (fold_unary): Avoid directly using the original
4401 expression t as much as possible.
4403 2005-03-03 Roger Sayle <roger@eyesopen.com>
4404 Andrew Pinski <pinskia@physics.uc.edu>
4406 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
4407 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
4409 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
4411 Describe special registers SRP and MOF as allocatable registers.
4412 * config/cris/cris.c (cris_md_asm_clobbers): New function.
4413 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
4414 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
4415 TARGET_HAS_MUL_INSNS.
4416 (cris_print_operand) <case 'd'>: New case.
4417 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
4418 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
4420 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
4421 (REG_ALLOC_ORDER): Update for MOF.
4422 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
4424 (GENERAL_REGS): No longer a define of ALL_REGS.
4425 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
4426 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
4428 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
4429 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
4430 (SECONDARY_RELOAD_CLASS): Define.
4431 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
4432 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
4433 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
4434 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
4435 (REGISTER_MOVE_COST): Define.
4436 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
4437 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
4438 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
4439 (CRIS_MOF_REGNUM): New define_constants.
4440 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
4442 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
4444 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
4445 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
4446 Adjust for MOF being properly described as a register.
4447 (indir_to_reg_split): Name this split. Conditionalize on the
4448 destination register being a general register.
4449 (movei): Conditionalize on on operands 0 and 1 having the same
4452 2005-03-03 Alan Modra <amodra@bigpond.net.au>
4455 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
4456 -mcpu to override any other explicitly given flags.
4458 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
4460 * recog.c (verify_changes, confirm_change_group): New functions,
4461 broken out of apply_change_group.
4462 (apply_change_group): Use them.
4463 * recog.h (verify_change, confirm_change_group): Declare.
4464 * rtl.h (redirect_jump_2): Declare.
4465 * jump.c (redirect_exp, invert_exp): Delete.
4466 (invert_exp_1): Take second parameter. Return value. Changed caller.
4467 (redirect_jump_2): New function, broken out of redirect_jump.
4468 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
4469 (invert_jump): Use invert_jump_1 and redirect_jump_2.
4470 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
4472 2005-03-02 Geoffrey Keating <geoffk@apple.com>
4474 * varasm.c (named_section): Use xstrdup rather than doing it by
4477 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
4479 2005-03-02 Devang Patel <dpatel@apple.com>
4481 Undo PR tree-optimization/18815 fix.
4483 2005-03-02 Devang Patel <dpatel@apple.com>
4485 PR tree-optimization/18815
4486 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4487 loops with zero exit edges.
4489 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4491 * cfg.c (connect_src, connect_dest, disconnect_src,
4492 disconnct_dest): New.
4493 (unchecked_make_edge, remove_edge, redirect_edge_succ,
4494 redirect_edge_pred): Use the new functions.
4496 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
4497 free_dominance_info only when needed.
4499 2005-03-02 David Edelsohn <edelsohn@gnu.org>
4502 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
4503 (reg_or_sub_cint64_operand): Same.
4505 2005-03-02 Jeff Law <law@redhat.com>
4507 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
4508 CFG_ALTERED in the main DOM iteration loop.
4510 2005-03-02 Mark Mitchell <mark@codesourcery.com>
4513 * varasm.c (initializer_constant_valid_p): Allow conversions
4514 between OFFSET_TYPEs. Tidy.
4516 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
4518 * config/cris/cris.md ("return"): Remove epilogue delay list
4521 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
4523 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
4525 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
4527 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4529 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
4530 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
4531 config/m68k/m68k.c, config/mips/mips.h,
4532 config/rs6000/rs6000-protos.h, doc/contrib.texi,
4533 doc/include/gcc-common.texi: Update copyright.
4535 PR middle-end/18029 and PR middle-end/18030
4536 * expr.c (optimize_bitfield_assignment_op): Add a special case
4537 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
4539 * fold-const.c (fold_unary): New.
4540 (fold): Call fold_unary on unary expressions.
4542 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
4544 * cgraph.h (struct cgraph_edge): Add prev_caller and
4546 (cgraph_node_remove_callees): Export.
4547 * cgraph.c (cgraph_create_edge): Initialize prev_caller
4549 (cgraph_edge_remove_callee): New function.
4550 (cgraph_edge_remove_caller): Likewise.
4551 (cgraph_remove_edge): Use.
4552 (cgraph_redirect_edge_callee): Likewise.
4553 (cgraph_node_remove_callees): New function.
4554 (cgraph_node_remove_callers): Likewise.
4555 (cgraph_remove_node): Use.
4556 * tree-optimize.c (tree_rest_of_compilation): Use
4557 cgraph_node_remove_callees instead of manual loop.
4558 * cgraphunit.c (cgraph_finalize_function): Likewise.
4559 (cgraph_expand_function): Likewise.
4560 (cgraph_remove_unreachable_nodes): Likewise.
4562 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
4565 * c-tree.h (undeclared_variable, build_external_ref): Add extra
4567 * c-decl.c (undeclared_variable): Take location as argument.
4568 * c-typeck.c (build_external_ref): Likewise.
4569 * c-parser.c (c_parser_postfix_expression): Pass location of
4570 identifier to build_external_ref.
4572 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4574 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
4575 CCEQ mode for branch_positive_comparison_operator test.
4576 * config/rs6000/predicates (branch_comparison_operator): Revert to
4578 (scc_comparison_operator): Same.
4579 (branch_positive_comparison_operator): Same.
4581 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
4583 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
4584 (cris_delay_slots_for_epilogue): Remove.
4585 (save_last): Move into cris_target_asm_function_epilogue.
4586 (cris_target_asm_function_epilogue): Remove tests for file being
4588 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
4589 (cris_delay_slots_for_epilogue): Remove prototypes.
4590 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
4591 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
4593 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4595 * config/rs6000/predicates.md (branch_comparison_operator): Change
4596 to define_special_predicate.
4597 (scc_comparison_operator): Same.
4598 (branch_positive_comparison_operator): Same.
4600 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
4602 * Makefile.in (tree-ssa-sink.o): New.
4603 (OBJS-common): Add tree-ssa-sink.o.
4604 * common.opt: Add -ftree-sink
4605 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
4606 * timevar.def (TV_TREE_SINK): new timevar.
4607 * tree-flow.h (is_hidden_global_store): Prototype.
4608 * tree-optimize.c (init_tree_optimization_passes): Add
4610 * tree-pass.h (pass_sink_code): New.
4611 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
4612 for non-obvious global store store to is_hidden_global_store, and
4613 call that new function.
4614 * tree-ssa-sink.c: New file.
4615 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
4616 * doc/passes.texi: Document forward store motion.
4617 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
4618 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
4619 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
4620 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
4622 2005-03-01 Per Bothner <per@bothner.com>
4624 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
4625 and we have a non-zero column-number, add it to the message.
4626 Also factor out the diagnostic_kind_text.
4628 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
4630 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
4631 flow_loop_pre_header_scan, flow_loop_pre_header_find,
4632 flow_loop_scan): Removed.
4633 (flow_loop_dump): Do not dump removed fields.
4634 (flow_loop_free): Do not free removed fields.
4635 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
4636 (loop_exit_edge_p): New function.
4637 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
4638 num_pre_header_edges, entry_edges, num_entries, exit_edges,
4639 num_exits, exits_doms.
4640 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
4641 LOOP_EDGES, LOOP_ALL): Removed.
4642 (flow_loop_scan): Declaration removed.
4643 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
4644 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
4646 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
4647 (if_convert): Call flow_loops_find and flow_loops_free
4648 when calling mark_loop_exit_edges.
4649 * cfgloopanal.c (mark_loop_exit_edges): Moved from
4650 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
4651 free_dominance_info calls.
4652 * loop-init.c (flow_loops_find): Ditto.
4653 * passes.c (rest_of_handle_branch_prob): Ditto.
4654 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
4655 * loop-unroll.c (analyze_insns_in_loop): Do not use
4657 * predict.c (predict_loops): Do not call flow_loop_scan.
4658 Use get_loop_exit_edges.
4659 (tree_estimate_probability): Do not pass flags to flow_loops_find.
4660 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
4661 Do not use EDGE_LOOP_EXIT.
4662 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
4663 to bb_with_exit_edge_p.
4664 (if_convertible_loop_p): Do not call flow_loop_scan. Use
4665 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
4666 to bb_with_exit_edge_p.
4667 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
4669 * tree-loop-linear.c (linear_transform_loops): Do not call
4670 flow_loop_scan. Use loop->single_exit.
4671 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
4672 (vect_analyze_loop_form): Do not call flow_loop_scan.
4673 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
4675 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
4677 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
4678 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4679 slpeel_tree_duplicate_loop_to_edge_cfg,
4680 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
4681 Use loop_preheader_edge and loop->single_exit. Do not call
4684 2005-03-01 Nick Clifton <nickc@redhat.com>
4686 * config/arm/arm.c (thumb_find_work_register): Check all of the
4687 argument registers to see if they are free, and a couple of
4688 special cases where the last argument register but can be proved
4689 to be available during the function's prologue.
4690 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
4691 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
4692 thumb_unexpanded_epilogue): Use unsigned long as the type for the
4694 (thumb_compute_save_reg_mask): Likewise. Also use
4695 thumb_find_work_register() to ensure that there is agreement about
4696 which work register is going to be used in the prologue.
4697 (thumb_output_function_prologue): Use unsigned long as the type
4698 for the register bit-mask. Also delay pushing the link register if
4699 other high registers are going to be pushed.
4700 (thumb_compute_save_reg_mask, emit_multi_reg_push,
4701 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
4702 redundant prototypes.
4704 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
4707 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
4708 and after reload in REG+REG indexed addresses without REG_POINTER
4709 set in the base and not set in the index.
4711 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4713 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
4714 Don't undefine here.
4715 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
4716 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
4717 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4718 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
4719 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
4721 * config.gcc (sh*-*-linux*): Use config/linux.h.
4723 2005-02-28 Dale Johannesen <dalej@apple.com>
4724 Stan Shebs <shebs@apple.com>
4726 Rewrite of 64-bit Darwin structure-by-value pass/return.
4727 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
4728 intoffset, use_stack, named.
4729 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
4730 (rs6000_darwin64_record_arg_advance_flush): New.
4731 (rs6000_darwin64_record_arg_advance_recurse): New.
4732 (rs6000_darwin64_record_arg_flush): New.
4733 (rs6000_darwin64_record_arg_recurse): New.
4734 (rs6000_darwin64_record_arg): New.
4735 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
4736 (function_arg_boundary): Handle 128-bit aligned structs.
4737 (function_arg_advance): Rewrite darwin64 struct handling.
4738 (function_arg): Call rs6000_darwin64_record_arg.
4739 (function_arg_partial_nregs): Handle darwin64 structs.
4740 (rs6000_darwin64_function_value): Remove.
4741 (rs6000_function_value): Call rs6000_darwin64_record_arg.
4743 2005-02-28 Roger Sayle <roger@eyesopen.com>
4745 PR tree-optimization/20216
4746 * tree-chrec.c (tree_fold_factorial): Delete.
4747 (tree_fold_binomial): Change argument list to take a return type
4748 and change the type of K to unsigned int. Rewrite to avoid explicit
4749 evaluation of factorials, and (recursively) calling fold to perform
4750 compile-time arithmetic. Return NULL on (internal) overflow.
4751 (chrec_evaluate): Change type of K to an unsigned int. Avoid
4752 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
4753 if any intermediate calculation overflows.
4754 (chrec_apply): Update call to chrec_evaluate.
4756 2005-02-28 James E Wilson <wilson@specifixinc.com>
4758 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
4760 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
4763 * c-parser.c (c_parser_compound_statement): Return error_mark_node
4764 instead of NULL_TREE on error.
4766 2005-02-28 David Edelsohn <edelsohn@gnu.org>
4768 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
4769 (EASY_VECTOR_15_ADD_SELF): Remove.
4770 (num_insns_constant_wide): Not static.
4771 (validate_condition_mode): Not static.
4772 (toc_relative_expr_p): Not static.
4773 (legitimate_indirect_address_p): Not static.
4774 (macho_lo_sum_memory_operand): Not static.
4775 (invalid_e500_subreg): Not static.
4776 (easy_vector_same): Not static.
4777 (easy_vector_splat_const): Not static.
4778 (RS6000_SYMBOL_REF_TLS_P): Remove.
4779 (any_operand): Delete.
4780 (any_parallel_operand): Delete.
4781 (count_register_operand): Delete.
4782 (altivec_register_operand): Delete.
4783 (xer_operand): Delete.
4784 (s8bit_cint_operand): Delete.
4785 (short_cint_operand): Delete.
4786 (u_short_cint_operand): Delete.
4787 (non_short_cint_operand): Delete.
4788 (exact_log2_cint_operand): Delete.
4789 (gpc_reg_operand): Delete.
4790 (cc_reg_operand): Delete.
4791 (cc_reg_not_cr0_operand): Delete.
4792 (reg_or_short_operand): Delete.
4793 (reg_or_neg_short_operand): Delete.
4794 (reg_or_aligned_short_operand): Delete.
4795 (reg_or_u_short_operand): Delete.
4796 (reg_or_cint_operand): Delete.
4797 (reg_or_arith_cint_operand): Delete.
4798 (reg_or_add_cint64_operand): Delete.
4799 (reg_or_sub_cint64_operand): Delete.
4800 (reg_or_logical_cint_operand): Delete.
4801 (got_operand): Delete.
4802 (got_no_const_operand): Delete.
4803 (easy_fp_constant): Delete.
4804 (easy_vector_constant): Delete.
4805 (easy_vector_constant_add_self): Delete.
4806 (zero_constant): Delete.
4807 (zero_fp_constant): Delete.
4808 (volatile_mem_operand): Delete.
4809 (offsettable_mem_operand): Delete.
4810 (mem_or_easy_const_operand): Delete.
4811 (add_operand): Delete.
4812 (non_add_cint_operand): Delete.
4813 (logical_operand): Delete.
4814 (non_logical_cint_operand): Delete.
4815 (mask_operand): Delete.
4816 (mask_operand_wrap): Delete.
4817 (mask64_operand): Delete.
4818 (mask64_2_operand): Delete.
4819 (and64_operand): Delete.
4820 (and64_2_operand): Delete.
4821 (and_operand): Delete.
4822 (reg_or_mem_operand): Delete.
4823 (lwa_operand): Delete.
4824 (symbol_ref_operand): Delete.
4825 (call_operand): Delete.
4826 (current_file_function_operand): Delete.
4827 (input_operand): Delete.
4828 (rs6000_nonimmediate_operand): Delete.
4829 (rs6000_tls_symbol_ref): Delete.
4830 (save_world_operation): Delete.
4831 (restore_world_operation): Delete.
4832 (load_multiple_operation): Delete.
4833 (store_multiple_operation): Delete.
4834 (vrsave_operation): Delete.
4835 (mfcr_operation): Delete.
4836 (mtcrf_operation): Delete.
4837 (lmw_operation): Delete.
4838 (stmw_operation): Delete.
4839 (branch_comparison_operator): Delete.
4840 (branch_positive_comparison_operator): Delete.
4841 (scc_comparison_operator): Delete.
4842 (trap_comparison_operator): Delete.
4843 (boolean_operator): Delete.
4844 (boolean_or_operator): Delete.
4845 (min_max_operator): Delete.
4846 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
4847 (EASY_VECTOR_15): Moved to here.
4848 (EASY_VECTOR_15_ADD_SELF): Move to here.
4849 (PREDICATE_CODES): Delete.
4850 * config/rs6000/rs6000-protos.h: Delete predicate functions.
4851 Declare functions no longer static.
4852 * config/rs6000/predicates.md: New.
4853 * config/rs6000/rs6000.md: Include predicates.md
4855 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
4857 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
4858 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
4860 * cfgrtl.c (need_fake_edge_p): Likewise.
4861 * combine.c (distribute_notes): Likewise.
4862 * emit-rtl.c (try_split): Likewise.
4863 * recog.c (peephole2_opimize): Likewise.
4864 * reg-notes.def (ALWAYS_RETURN): Remove.
4865 * rtl.h (LCT_ALWAYS_RETURN): Remove.
4866 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
4867 * tree.h (ECF_ALWAYS_RETURN): Remove.
4869 2005-02-28 Roger Sayle <roger@eyesopen.com>
4872 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
4873 between different machine modes is never a "useless" conversion.
4875 2005-02-28 Geert Bosch <bosch@gnat.com>
4878 * doc/contrib.texi: List contributors for Ada front end
4880 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
4882 * simplify-rtx.c (simplify_unary_operation_1,
4883 simplify_const_unary_operation): New, extracted from...
4884 (simplify_unary_operation): ... this one.
4885 (simplify_binary_operation_1,
4886 simplify_const_binary_operation): New, extracted from...
4887 (simplify_binary_operation): ... this one.
4888 * rtl.h (simplify_const_unary_operation,
4889 simplify_const_binary_operation): Add prototypes.
4891 2005-02-28 Julian Brown <julian@codesourcery.com>
4893 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
4894 building libjava and caused PR regression/20228.
4896 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
4899 * Makefile.in (host_subdir): New.
4900 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
4901 * configure: Regenerate.
4903 2005-02-27 Zack Weinberg <zack@codesourcery.com>
4905 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
4906 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
4907 installation directory first.
4909 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
4912 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
4913 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
4914 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
4915 * config/cris/cris.md: Tweak comments referring to Q.
4916 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
4917 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
4918 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
4919 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
4920 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
4921 Insert spaces in constraints to align alternatives vertically for
4923 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
4926 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4928 PR rtl-optimization/17728
4929 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
4930 operand 0 from general_operand to move_dest_operand.
4932 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4934 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
4935 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
4936 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
4937 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
4939 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
4941 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
4942 * configure: Regenerate.
4943 * libada-mk.in: Remove CC; rename
4944 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
4946 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
4949 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
4950 for the lhs, also walk over the tree. Likewise for rhs.
4952 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
4954 * tree-ssa-dom.c (simple_iv_increment_p): New function.
4955 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
4956 Do not propagate value of iv before increment over the increment.
4958 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
4960 * c-parser.c: New file.
4961 * c-parse.in: Remove.
4962 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
4964 (c-parser.o): Add dependencies.
4965 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
4966 maintainer-clean, TAGS): Update.
4967 * c-config-lang.in (gtfiles): Update.
4968 * gengtype-lex.l: Don't handle "@@".
4969 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
4970 objc_build_synchronized, objc_begin_try_stmt,
4971 objc_begin_catch_clause, objc_finish_catch_clause,
4972 objc_build_finally_clause, objc_finish_try_stmt): New.
4973 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
4975 (c_parse_init): Update comment.
4976 * c-decl.c (c_init_decl_processing): Update comment.
4977 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
4978 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
4979 new c_declspecs members.
4981 2005-02-25 Julian Brown <julian@codesourcery.com>
4983 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
4984 from being used for symbols with vague linkage when
4985 HAVE_GAS_COMDAT_GROUP is true.
4987 2005-02-25 Mark Mitchell <mark@codesourcery.com>
4989 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
4991 2005-02-25 Steve Ellcey <sje@cup.hp.com>
4994 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
4995 (LIBGCC2_HAS_DF_MODE): New.
4996 (LIBGCC2_HAS_XF_MODE): New.
4997 (LIBGCC2_HAS_TF_MODE): New.
4998 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
4999 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
5000 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
5001 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
5002 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
5003 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
5004 and add _fixtfdi, _fixunstfdi, _floatditf
5005 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
5006 L_fixunstfdi, L_floatditf.
5007 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
5008 (LIBGCC2_HAS_TF_MODE): Define.
5010 2005-02-25 Diego Novillo <dnovillo@redhat.com>
5012 PR tree-optimization/20204
5013 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
5014 REWRITE_THIS_STMT markers on PHI nodes.
5015 (rewrite_initialize_block): Likewise.
5017 2005-02-25 Mark Mitchell <mark@codesourcery.com>
5019 * version.c (version_string): Update to 4.1.
5021 2005-02-25 Paolo Carlini <pcarlini@suse.de>
5023 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
5024 Clarify that the alternative way doesn't work in GNU C++.
5026 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
5028 PR tree-optimization/19937
5029 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
5030 to the type of the induction variable.
5032 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
5034 PR rtl-optimization/20117
5035 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
5036 the block including noncopyable insn.
5038 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5040 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
5041 calls to find_reg_note.
5043 2005-02-24 Richard Henderson <rth@redhat.com>
5046 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
5049 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
5051 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
5052 vector types if to use base reg for misaligned non-word ld/std.
5054 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5057 * config/cris/cris.c (cris_target_asm_function_prologue): Create
5058 dwarf2 label manually and put it after, not before the prologue.
5060 2005-02-24 David Edelsohn <edelsohn@gnu.org>
5063 * reload.c (operands_match_p): Only increment register number for
5064 SCALAR_INT_MODE_P modes in multiple hard registers.
5066 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
5069 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5071 * ChangeLog.5: Fix log message typo(s).
5072 * ChangeLog.7: Likewise.
5073 * ChangeLog.tree-ssa: Likewise.
5074 * cfgexpand.c: Fix comment typo(s).
5075 * conflict.c: Likewise.
5076 * defaults.h: Likewise.
5077 * dwarf2out.c: Likewise.
5079 * ggc-page.c: Likewise.
5080 * tree-eh.c: Likewise.
5081 * tree-ssa-dom.c: Likewise.
5083 2005-02-24 Jakub Jelinek <jakub@redhat.com>
5086 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
5087 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
5088 if SHARED is defined.
5091 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
5092 allow splitting only if operands 0 and 3 don't overlap.
5094 2005-02-24 Richard Henderson <rth@redhat.com>
5097 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
5098 (fold_builtin_1): Call them.
5099 * fold-const.c (fold_complex_mult_parts): Split out from ...
5100 (fold_complex_mult): ... here. Fix typo in both imaginary case.
5101 (fold_complex_div_parts, fold_complex_div): New.
5103 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
5105 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5107 * tree-ssa-ccp.c (visit_assignment): Verify that result of
5108 VIEW_CONVERT_EXPR is_gimple_min_invariant.
5110 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
5111 (print_node): Likewise.
5112 Print TYPE_SIZES_GIMPLIFIED.
5114 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5116 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
5117 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
5118 operands as commutative in constraints.
5120 2005-02-24 Diego Novillo <dnovillo@redhat.com>
5122 * tree-into-ssa.c: Re-organize internal functions.
5124 2005-02-24 Richard Henderson <rth@redhat.com>
5127 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
5129 * common.opt (fcx-limited-range): New.
5130 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
5131 * toplev.c (flag_complex_method): Initialize to 1.
5132 (process_options): Set flag_complex_method to 0 if
5133 flag_cx_limited_range.
5134 * doc/invoke.texi (-fcx-limited-range): New.
5136 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5138 * cse.c (delete_trivially_dead_insns): Speed up by using
5139 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
5142 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
5144 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
5145 functions when -mid-shared-library is being used.
5147 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
5149 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
5150 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
5151 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
5152 * system.h: Poison LINK_LIBGCC_SPECIAL.
5154 2005-02-23 James E Wilson <wilson@specifixinc.com>
5156 * gengtype.c (note_insn_name): Make 1 element larger.
5158 2005-02-23 Roger Sayle <roger@eyesopen.com>
5161 PR rtl-optimization/20097
5162 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
5163 BImode SUBREGs of SImode registers which confuse the ia64 backend.
5165 2005-02-23 David Edelsohn <edelsohn@gnu.org>
5167 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
5168 * t-aix52 (SHLIB_INSTALL): Same.
5170 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
5172 * genpreds.c: Update copyright.
5174 2005-02-23 Michael Beach <michaelb@ieee.org>
5177 * config/sparc/t-elf (startup files): Assemble with CPP.
5179 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
5181 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
5182 (write_predicate_expr): Likewise.
5184 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5186 PR tree-optimization/20100
5187 PR tree-optimization/20115
5188 * tree-optimize.c (init_tree_optimization_passes): Remove
5189 pass_maybe_create_global_var.
5190 * tree-pass.h (pass_maybe_create_global_var): Remove.
5191 * tree-ssa-alias.c (aliases_computed_p): Declare.
5192 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
5193 (count_calls_and_maybe_create_global_var): Remove.
5194 (pass_maybe_create_global_var): Remove.
5195 (init_alias_info): Do not declare aliases_computed_p.
5196 (maybe_create_global_var): If the function contains no
5197 call-clobbered variables and a mix of pure/const and regular
5198 function calls, create .GLOBAL_VAR.
5199 Mark all call-clobbered variables for renaming.
5200 (merge_pointed_to_info): Update comment.
5201 (add_pointed_to_var): Likewise.
5202 (is_escape_site): Likewise.
5203 Accept struct alias_info * instead of size_t *.
5205 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
5207 * tree-ssa-operands.c (get_call_expr_operands): If
5208 ALIASES_COMPUTED_P is false, do not add call-clobbering
5210 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
5211 (delete_tree_ssa): Likewise.
5213 2005-02-22 James E Wilson <wilson@specifixinc.com>
5215 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
5216 (do_compile): Do call it here.
5218 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5220 PR rtl-optimization/20017.
5221 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
5222 rest_of_handle_cse2, rest_of_handle_gcse): Call
5223 delete_dead_jumptables immediately before calling cleanup_cfg.
5225 2005-02-22 Devang Patel <dpatel@apple.com>
5228 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
5231 2005-02-22 David Edelsohn <edelsohn@gnu.org>
5233 * config/rs6000/aix.h (WINT_TYPE): Define.
5235 2005-02-22 Stan Shebs <shebs@apple.com>
5237 * config/rs6000/rs6000.c (rs6000_override_options): Default to
5238 natural alignment for 64-bit Darwin.
5239 (rs6000_parse_alignment_option): Warn about uses of -malign-power
5241 * doc/invoke.texi: Document this.
5243 2005-02-22 DJ Delorie <dj@redhat.com>
5245 * c-common.c (c_common_type_for_mode): Pass the mode's precision
5246 to make_[un]signed_type, not the mode itself.
5248 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5250 * cfg.c (cached_make_edge): Call make_edge if edge cache is
5251 not available. Use tail calls wherever possible.
5252 (make_edge): Call unchecked_make_edge to create an edge.
5254 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
5255 (coalesce_ssa_name): Don't check for
5256 SSANORM_USE_COALESCE_LIST.
5257 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
5259 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5261 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
5262 (rewrite_into_ssa): ... here.
5264 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
5266 PR tree-optimization/19786
5267 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
5268 tag to another's may-alias bitmap when adding to the other's list.
5270 2005-02-21 DJ Delorie <dj@redhat.com>
5272 * tree-ssa-loop-ivopts.c (computation_cost): Start register
5273 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
5274 registers in unsupported ways.
5275 * expmed.c (init_expmed): Likewise.
5277 2005-02-21 Stan Cox <scox@redhat.com>
5279 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
5281 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5283 * tree-cfg.c (fold_cond_expr_cond): New.
5284 (make_edges): Call fold_cond_expr_cond.
5285 (find_taken_edge): Accept nothing but INTEGER_CST.
5286 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
5288 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
5290 * flow.c (delete_dead_jumptables): Speed up by scanning insns
5291 that do not belong to any basic block.
5293 2005-02-21 Jeff Law <law@redhat.com>
5295 * cfganal.c (find_unreachable_blocks): Manually CSE load of
5298 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5300 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
5301 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
5302 Adjust their definitions.
5303 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
5304 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
5306 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
5307 genautomata.c, langhooks.c, langhooks.h, system.h,
5308 config/arm/lib1funcs.asm: Update copyright.
5310 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
5312 * dbxout.c (dbxout_function_end): Emit Lscope label always.
5314 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
5317 * doc/install.texi: Document --with-gc.
5319 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
5321 * simplify-rtx.c (simplify_unary_operation): Add a missing
5324 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5326 PR tree-optimization/18663
5327 * tree-ssa-dom.c (extract_range_from_cond): Return 0
5328 if the type has variable bounds.
5330 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
5332 * gcse.c: Remove an obsolete comment.
5334 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
5336 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
5338 * doc/extend.texi (Function Attributes) <Attribute const>: The
5339 attribute "pure" is below this text, not above.
5341 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5343 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
5344 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
5345 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
5347 2005-02-20 Zack Weinberg <zack@codesourcery.com>
5350 * langhooks.h (struct lang_hooks): Add to_target_charset.
5351 * langhooks.c (lhd_to_target_charset): New function.
5352 * langhooks-def.h: Declare lhd_to_target_charset.
5353 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
5354 (LANG_HOOKS_INITIALIZER): Update.
5355 * c-common.c (c_common_to_target_charset): New function.
5356 * c-common.h: Declare it.
5357 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
5358 c_common_to_target_charset.
5360 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
5361 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
5363 * system.h: Poison them.
5364 * doc/tm.texi: Don't discuss them.
5365 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
5366 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
5367 (pp_c_char): Do not attempt to generate letter escapes for
5369 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
5370 * config/mips/mips.c (mips_output_ascii): Likewise.
5372 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
5374 PR tree-optimization/19951
5375 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
5378 2005-02-19 Steven Bosscher <stevenb@suse.de>
5381 * function.h (struct function): New field `max_loop_depth'.
5382 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
5383 (flow_loops_find): Reset the max loop depth count before finding loops.
5384 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
5385 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
5386 (calculate_global_regs_live): Make sure the loop will terminate
5387 when the initial sets are not empty.
5389 2005-02-19 Zack Weinberg <zack@codesourcery.com>
5391 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
5393 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
5395 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
5398 * doc/invoke.texi: Remove documentation of %M spec.
5400 (init_spec): Remove %M suffix from -lgcc_s.
5401 (do_spec_1): Remove 'M' case.
5402 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
5403 to put shared libraries in the multilib directory. Remove the
5404 shlib_so_soname substitution variable. Don't add a multilib encoding
5405 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
5406 reported by -print-multi-os-directory. Pass @multilib_dir@ to
5407 SHLIB_INSTALL as well as SHLIB_LINK.
5408 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
5409 (SHLIB_NAME): Delete.
5410 (SHLIB_DIR): New macro.
5411 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
5412 (SHLIB_INSTALL): Adjust accordingly.
5413 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
5414 * config/t-slibgcc-sld: Likewise.
5415 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
5416 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
5417 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
5419 (SHLIBUNWIND_INSTALL): Adjust accordingly.
5420 * config/i386/t-nwld (SHLIB_SONAME): Delete.
5421 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
5422 Use @shlib_base_name@ instead of @shlib_so_name@.
5423 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
5424 and @shlib_base_name@.so in @multilib_dir@.
5425 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
5426 to the install path.
5427 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
5428 (SHLIB_LINK): Remove previous workaround.
5429 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
5430 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
5431 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
5433 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
5434 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
5435 (SHLIB_INSTALL): Adjust accordingly.
5436 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
5437 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
5438 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
5439 config/t-slibgcc-elf-ver.
5441 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
5442 Jakub Jelinek <jakub@redhat.com>
5444 PR tree-optimization/19828
5445 * tree-ssa-loop-im.c: Add a TODO comment.
5446 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
5447 without side-effects.
5449 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5451 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
5454 2005-02-18 James E. Wilson <wilson@specifixinc.com>
5456 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
5457 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
5458 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
5460 (ia64_reorg): Delete fixup_errata call.
5461 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
5462 (TARGET_SWITCHES): Delete -mb-step entry.
5464 2005-02-19 Jakub Jelinek <jakub@redhat.com>
5467 * c-typeck.c (composite_type): Handle quals in transparent unions.
5468 (type_lists_compatible_p): Likewise.
5470 2005-02-18 Stan Shebs <shebs@apple.com>
5472 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
5473 expressions in the .literal8 section.
5475 2005-02-18 Geoffrey Keating <geoffk@apple.com>
5477 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
5479 2005-02-18 Roger Sayle <roger@eyesopen.com>
5481 * fold-const.c (constant_boolean_node): Always create values of the
5482 specified type, don't bother calling truthvalue_conversion.
5484 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5486 * except.c (output_function_exception_table): Call
5487 assemble_external_libcall (eh_personality_libfunc).
5489 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5492 * config/ia64/ia64.h (struct machine_function): Add state_num.
5493 * config/ia64/ia64.c (process_epilogue,
5494 process_for_unwind_directive): Use new unwind state numbers each
5495 time rather than state 1.
5497 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
5500 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
5501 before the "*llgt_didi" pattern.
5503 2005-02-18 Jason Merrill <jason@redhat.com>
5505 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
5507 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
5509 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
5510 (div0): Use it in place of ARM_FUNC_ALIAS.
5511 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
5513 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
5516 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
5517 access, the lower bound of the array type if it exists.
5519 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
5522 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
5523 cases that are out-of-range for the index type.
5525 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5527 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
5528 (estimate_case_costs): Don't call convert.
5529 * expmed.c (expand_shift): Likewise.
5530 (make_tree): Call fold_convert instead of convert.
5532 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5535 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
5536 that ref to be marked MEM_READONLY_P doesn't have base that needs
5539 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5541 * genautomata.c (output_get_cpu_unit_code_func,
5542 output_cpu_unit_reservation_p): Don't generate old-style function
5545 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5548 PR tree-optimization/20009
5549 * convert.c (convert_to_integer): Revert 2005-02-16 change.
5551 PR tree-optimization/18947
5552 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
5553 inline, remove all nodes that are inlined into the extern inline
5556 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5558 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
5559 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
5560 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
5561 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
5564 2005-02-17 Roger Sayle <roger@eyesopen.com>
5566 PR tree-optimization/19917
5567 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
5568 to be potentially trapping.
5570 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5572 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
5574 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
5576 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
5577 tem becomes a local variable which is set to the value of the
5578 back end defined INITIAL_FRAME_ADDRESS macro.
5579 (expand_builtin_frame_address): Omit the base parameter to
5580 expand_builtin_return_addr.
5581 (expand_builtin_profile_func): Likewise.
5582 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
5583 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
5584 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
5586 2005-02-17 Jakub Jelinek <jakub@redhat.com>
5588 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
5589 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
5590 * config/frv/frv.c (frv_function_epilogue): Likewise.
5592 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
5594 * lambda-code (perfect_nestify): Remove mark/unmark
5596 * tree-loop-linear.c (linear_transform_loops): Add
5597 rewrite_into_ssa call so that ssa is correct for
5598 rewriting into loop closed.
5600 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
5602 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
5603 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
5605 * bt-load.c (btr_def_live_range, combine_btr_defs,
5606 migrate_btr_def, migrate_btr_defs): Likewise.
5607 * cfgcleanup.c (thread_jump): Likewise.
5608 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
5609 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
5610 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
5611 df_rd_local_compute, df_reg_info_compute): Likewise.
5612 * dominance.c (init_dom_info, free_dom_info): Likewise.
5613 * flow.c (init_propagate_block_info,
5614 free_propagate_block_info): Likewise.
5615 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
5616 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
5617 modify_reg_pav): Likewise.
5618 * loop-invariant.c (find_defs, find_invariant_insn,
5619 find_invariants, free_inv_motion_data): Likewise.
5620 * predict.c (tree_predict_by_opcode,
5621 estimate_bb_frequencies): Likewise.
5622 * stmt.c (expand_case): Likewise.
5623 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
5624 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
5625 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
5626 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
5627 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
5628 rewrite_ssa_into_ssa): Likewise.
5629 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5630 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
5631 analyze_edges_for_bb, perform_edge_inserts): Likewise.
5632 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
5633 * tree-sra.c (tree_sra): Likewise.
5634 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
5635 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
5636 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
5637 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
5638 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
5639 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
5641 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
5642 calculate_live_on_entry, calculate_live_on_exit,
5643 build_tree_conflict_graph): Likewise.
5644 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
5645 record_important_candidates, set_use_iv_cost, find_depends,
5646 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
5647 tree_ssa_iv_optimize_finalize): Likewise.
5648 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
5649 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
5650 tree_duplicate_loop_to_header_edge): Likewise.
5651 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
5652 * tree-ssa.c (verify_flow_insensitive_alias_info,
5653 verify_name_tags, verify_ssa, init_tree_ssa,
5654 delete_tree_ssa): Likewise.
5655 * tree-ssanames.c (marked_ssa_names, init_ssanames,
5656 fini_ssanames): Likewise.
5657 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
5659 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
5661 * config/rs6000/t-rtems: Completely reworked.
5663 2005-02-17 Ira Rosen <irar@il.ibm.com>
5665 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
5667 2005-02-17 Ira Rosen <irar@il.ibm.com>
5669 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
5670 POINTER_TYPE_P when checking that type is a pointer.
5671 (vect_get_memtag): Remove.
5672 (vect_address_analysis): Use POINTER_TYPE_P. Call
5673 vect_object_analysis with dummy parameter for memtag.
5674 (vect_object_analysis): Extract memtag (functionality that
5675 used to be in vect_get_memtag and moved here). Fix printings.
5676 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
5677 with correct parameters. Remove call to vect_get_memtag.
5679 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
5681 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
5682 (tree-vectorizer.o): Added missing dependencies.
5684 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
5686 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
5687 declaration in tree-vectorizer.c, now has an extern declaration in
5689 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5690 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
5691 get_vectype_for_scalar_type, vect_is_simple_use,
5692 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
5693 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
5694 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
5695 vectorizable_store, vectorizable_operation, vectorizable_assignment,
5696 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
5697 find_loop_location): Likewise.
5699 * tree-vectorizer.c (langhooks.h): #include removed.
5700 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
5701 moved to tree-vectorized.h.
5702 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5703 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
5704 get_vectype_for_scalar_type, vect_is_simple_use,
5705 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
5706 vect_supportable_dr_alignment, new_loop_vec_info,
5707 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
5708 vect_set_verbosity_level, find_loop_location): Likewise.
5710 (vect_analyze_loop): Function externalized. Declaration moved to
5711 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
5712 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
5713 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
5714 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
5715 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
5716 vect_enhance_data_refs_alignment, vect_analyze_operations,
5717 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
5718 vect_stmt_relevant_p, vect_get_loop_niters,
5719 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
5720 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
5721 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
5722 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
5723 vect_get_memtag): Likewise.
5725 (vectorizable_load): Function externalized. Declaration moved to
5726 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
5727 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
5728 vect_transform_loop): Likewise.
5729 (vect_transform_stmt): Moved to tree-vect-transform.c.
5730 (vect_align_data_ref, vect_create_destination_var,
5731 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
5732 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
5733 vect_get_vec_def_for_operand, vect_init_vector,
5734 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
5735 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
5736 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
5737 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
5738 vect_do_peeling_for_loop_bound): Likewise.
5740 * tree-vect-analyze.c: New file.
5741 * tree-vect-transform.c: New file.
5743 2005-02-17 Jason Merrill <jason@redhat.com>
5745 PR mudflap/19319, c++/19317
5746 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
5749 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
5751 * doc/install.texi (Specific): Update link for Darwin-specific
5754 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
5756 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
5757 constant_boolean_node.
5759 2005-02-16 David Edelsohn <edelsohn@gnu.org>
5762 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
5763 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
5765 2005-02-16 Richard Henderson <rth@redhat.com>
5768 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
5770 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
5771 replace uses with Wtype_MAXp1_F.
5772 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
5773 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
5774 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
5775 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
5776 and HAVE_TFMODE as appropriate.
5777 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
5778 (__floatdisf): Likewise.
5779 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
5780 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
5781 (Wtype_MAXp1_F): New.
5782 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
5783 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
5785 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
5788 * arm.c (arm_apply_result_size): New function.
5789 * arm.h (APPLY_RESULT_SIZE): Define.
5790 * arm-protos.h (arm_apply_result_size): Add prototype.
5791 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
5792 (movxf): New expand.
5793 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
5794 (call_value_symbol): Remove predicate for operand 0.
5795 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
5796 (untyped_call): Rework to correclty return values for any type.
5797 (untyped_return): New expand.
5798 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
5800 2005-02-16 Stan Shebs <shebs@apple.com>
5802 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
5803 * config/rs6000/t-darwin8: New, for 64-bit multilib.
5805 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5807 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
5808 configure settings on Solaris 7 and later.
5810 2005-02-16 Diego Novillo <dnovillo@redhat.com>
5812 PR tree-optimization/19865
5813 * tree-optimize.c (init_tree_optimization_passes): Run
5814 pass_may_alias after pass_sra.
5816 2005-02-16 Richard Henderson <rth@redhat.com>
5817 Stuart Hastings <stuart@apple.com>
5820 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
5821 Do nothing if debug info suppressed for this function.
5822 (dbxout_begin_function): Early exit if debug info suppressed for
5825 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
5828 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
5830 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5832 PR tree-optimization/19967
5833 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
5834 expand_builtin_strchr, expand_builtin_strrchr): Take a new
5835 argument TYPE. Adjust calls to fold_builtin_XXX.
5836 (expand_builtin, fold_builtin_1): Adjust calls to
5838 (fold_builtin_strchr, fold_builtin_strpbrk,
5839 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
5840 result to a requested type TYPE.
5842 2005-02-16 Jakub Jelinek <jakub@redhat.com>
5845 * fold-const.c (fold): Don't optimize (T)(x & cst) to
5846 (T)x & (T)cst if (T)cst overflows.
5847 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
5848 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
5850 2005-02-15 Jeff Law <law@redhat.com>
5852 * gcse.c (blocks_with_calls): New bitmap.
5853 (alloc_gcse_mem): Allocate it.
5854 (free_gcse_mem): Free it.
5855 (clear_modifY_mem_tables): Clear it.
5856 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
5857 when we encounter CALL_INSNs.
5858 (compute_transp, case MEM): Handle blocks with calls separate
5859 from blocks without calls. Use bitmap iterators rather than
5862 2005-02-15 Peter O'Gorman <peter@pogma.com>
5865 * mklibgcc.in (vis_hide): Use a temporary object file, not
5868 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
5871 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
5872 access optimization.
5874 2005-02-15 David Edelsohn <edelsohn@gnu.org>
5875 Alan Modra <amodra@bigpond.net.au>
5878 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
5879 (_xlqsub): Rename to __gcc_qsub.
5880 (_xlqmul): Rename to __gcc_qmul.
5881 (_xlqdiv): Rename to __gcc_qdiv.
5882 Provide versioned symbol aliases with old names.
5883 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
5884 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
5885 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
5886 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
5887 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
5889 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
5891 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
5892 Fold ~(A - 1) and ~(A + -1) to -A.
5894 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
5898 * config/host-linux.c (linux_gt_pch_use_address): Copy from
5899 config/pa/pa-host.c:pa_gt_pch_use_address.
5901 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
5903 * tree-vn.c (get_value_handle): Make sure that given an
5904 is_gimple_min_invariant expression, we always return it.
5906 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
5908 * passes.c (rest_of_handle_gcse): Fix a comment.
5910 2005-02-15 Jeff Law <law@redhat.com>
5912 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
5914 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
5915 (canon_list_insert, record_last_mem_set_info): Similarly.
5916 (clear_modify_mem_tables): Similarly.
5918 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
5920 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
5921 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
5922 config/mips/mips.md, config/rs6000/aix.h,
5923 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
5925 2005-02-15 Richard Henderson <rth@redhat.com>
5927 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
5928 call to be best_edge.
5930 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
5932 * basic-block.h: Adjust the prototype for find_basic_blocks.
5933 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
5934 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
5937 * flow.c (recompute_reg_usage): Remove all arguments.
5938 * passes.c (rest_of_compilation): Adjust the call to
5939 recompute_reg_usage.
5940 * rtl.h: Adjust the prototype for recompute_reg_usage.
5942 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
5944 * tree-dump.c (dump_files): Update to reflect new member
5946 (dump_register): Add new argument.
5948 (dump_switch_p_1): Check against glob name if doglob was passed.
5949 (dump_switch_p): Check against regular first, then glob if
5950 we didn't have any hits on the dump name.
5951 * tree-optimize.c (register_one_dump_file):
5952 Pass in glob name as well.
5953 * tree-pass.h (struct dump_file_info): Add glob
5956 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
5958 PR preprocessor/16323
5959 * doc/invoke.texi: Document that -Wendif-labels is on by default.
5961 2005-02-14 David Edelsohn <edelsohn@gnu.org>
5964 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
5965 (trunctfdf2_internal1): New.
5966 (trunctfdf2_internal2): Renamed from trunctfdf2.
5968 2005-02-14 Diego Novillo <dnovillo@redhat.com>
5970 PR tree-optimization/19853
5971 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
5973 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
5975 * passes.c (rest_of_handle_loop_optimize): Remove calls to
5976 delete_dead_jumptables and cleanup_cfg.
5978 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
5980 * reload.c (find_reloads): Swap address_reloaded flags when
5981 swapping commutative operands.
5983 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
5985 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
5986 Use standard_iv_increment_position for computing the bsi position
5988 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
5991 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
5994 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
5995 life range of hard registers.
5996 * value-prof.c (insn_prefetch_values_to_profile): Only
5999 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
6000 profile in libcalls.
6002 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
6004 * bitmap.h (bitmap_and_compl_into): Return bool.
6005 * bitmap.c (bitmap_and_compl_into): Return changed flag.
6007 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
6009 PR tree-optimization/19944
6010 * fold-const.c (fold): Re-add ABS_EXPR folding.
6012 2005-02-13 David Edelsohn <edelsohn@gnu.org>
6015 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
6016 {TARGET,MASK}_XL_COMPAT.
6017 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
6019 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
6020 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
6022 (rs6000_arg_partial_bytes): Same.
6023 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
6024 and XL compatibility enabled.
6025 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
6026 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
6027 test to final condition.
6028 (cmptf_internal2): New.
6029 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
6030 xl-compat. Add TFmode information to description.
6032 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
6034 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
6036 2005-02-13 Jason Merrill <jason@redhat.com>
6039 * fold-const.c (fold_indirect_ref_1): Split out from...
6040 (build_fold_indirect_ref): Here.
6041 (fold_indirect_ref): New fn.
6042 * tree.h: Declare it.
6043 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
6044 (gimplify_modify_expr_rhs): Likewise.
6045 (gimplify_expr): Likewise.
6047 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
6049 PR tree-optimization/14303
6050 PR tree-optimization/15784
6051 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
6052 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
6053 ABS_EXPR<x> != 0 to x != 0.
6055 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
6057 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
6058 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
6059 spelling conventions.
6061 * passes.c (rest_of_handle_gcse): Don't run cse_main and
6062 delete_trivially_dead_insns too many times.
6064 * passes.c (rest_of_handle_gcse): Remove dead assignments to
6067 2005-02-12 Ira Rosen <irar@il.ibm.com>
6069 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
6070 (vect_is_simple_iv_evolution): Remove redundant parameter
6072 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
6073 without last parameter.
6074 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
6075 Return pointer step. Call vect_is_simple_iv_evolution without
6076 last parameter. Check only that the step is multiple of size
6077 type. Remove stmt_vinfo updates.
6078 (vect_get_memtag_and_dr): Remove.
6079 (vect_get_memtag): New function.
6080 (vect_address_analysis): New function.
6081 (vect_object_analysis): New function.
6082 (vect_analyze_data_refs): Call vect_object_analysis and
6083 vect_get_memtag. Update stmt_vinfo fields.
6085 2005-02-12 Ira Rosen <irar@il.ibm.com>
6087 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
6088 exist and are objects. Remove checks for pointer.
6089 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
6090 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
6091 (vect_create_data_ref_ptr): Likewise.
6092 (vect_base_addr_differ_p): New function.
6093 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
6094 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
6095 Don't set the DR_BASE_NAME field of data-ref.
6096 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
6098 2005-02-12 Uros Bizjak <uros@kss-loka.si>
6100 * optabs.h (enum optab_index): Add new OTI_ldexp.
6101 (ldexp_optab): Define corresponding macro.
6102 * optabs.c (init_optabs): Initialize ldexp_optab.
6103 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
6105 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
6107 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
6108 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
6110 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
6111 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
6114 2005-02-12 Ira Rosen <irar@il.ibm.com>
6116 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
6118 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
6120 (vect_get_base_and_offset): Always return an address.
6121 (vect_create_addr_base_for_vector_ref): Remove treatment for
6122 different data reference types.
6123 (vect_compute_data_ref_alignment): Rename base to base_address in
6124 stmt_vec_info. Get the object in order to force its alignment.
6125 (vect_get_memtag_and_dr): Rename base to base_address in
6126 stmt_vec_info. Extract the object for memtag analysis.
6128 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
6130 PR regression/19898.
6131 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
6132 changes cc_status, use apply modified_in_p to part of cc_status
6133 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
6136 2005-02-11 Richard Henderson <rth@redhat.com>
6138 * tree-complex.c (expand_complex_libcall): New.
6139 (expand_complex_multiplication): Use it for c99 compliance.
6140 (expand_complex_division): Likewise.
6141 * fold-const.c (fold_complex_add, fold_complex_mult): New.
6143 * builtins.c (built_in_names): Remove const.
6144 * tree.c (build_common_builtin_nodes): Build complex arithmetic
6146 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
6147 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
6148 (built_in_names): Remove const.
6149 * c-common.c (c_common_type_for_mode): Handle complex modes.
6150 * flags.h, toplev.c (flag_complex_method): Rename from
6151 flag_complex_divide_method.
6152 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
6153 __mulsc3, __muldc3, __mulxc3, __multc3): New.
6154 * libgcc2.h: Declare them.
6155 * libgcc-std.ver: Export them.
6156 * mklibgcc.in (lib2funcs): Build them.
6158 2005-02-11 Steven Bosscher <stevenb@suse.de>
6160 PR tree-optimization/19876
6161 Partially revert my change from 2005-01-14
6162 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
6163 (compute_antic): ...and remove the loop here.
6165 2005-02-11 Jakub Jelinek <jakub@redhat.com>
6168 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
6169 is number of inner's bits, avoid creating a BIT_FIELD_REF.
6171 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
6172 crtend.o if -pie. Use %{x:a;:b} spec syntax.
6174 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
6176 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
6177 offsets for the big-endian 32-bit case.
6179 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
6181 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
6183 2005-02-11 Dale Johannesen <dalej@apple.com>
6185 * cselib.c (cselib_process_insn): Clear out regs where
6186 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
6187 * reload.c (find_equiv_reg): Ditto.
6189 2005-02-11 Ian Lance Taylor <ian@airs.com>
6191 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
6194 * tree.c (build_function_type_list): Work correctly if there are
6197 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
6199 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
6200 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
6201 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
6202 TARGET_ZARCH instead of TARGET_64BIT.
6204 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
6206 * config/rs6000/t-rtems:
6207 (MULTILIB_OPTIONS): Remove mcpu=602.
6208 (MUTLILIB_DIRNAMES): Remove m602.
6209 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
6210 Let mcpu=602 match mcpu=603.
6211 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
6213 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6215 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
6218 2005-02-10 David Daney <ddaney@avtrex.com>
6220 * config/alpha/linux-unwind.h: Add exception clause to copyright.
6221 * config/i386/linux-unwind.h: Likewise.
6222 * config/ia64/linux-unwind.h: Likewise.
6223 * config/mips/linux-unwind.h: Likewise.
6224 * config/pa/linux-unwind.h: Likewise.
6225 * config/rs6000/linux-unwind.h: Likewise.
6226 * config/s390/linux-unwind.h: Likewise.
6227 * config/sh/linux-unwind.h: Likewise.
6228 * config/sparc/linux-unwind.h: Likewise.
6230 2005-02-10 Steven Bosscher <stevenb@suse.de>
6232 PR tree-optimization/17549
6233 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
6234 TER to replace a DEF with its expression if the DEF and the
6235 rhs of the expression we replace into have the same root
6238 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
6240 * config/mips/mips.md: Fix the placement of the match_scratch in the
6243 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6245 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
6248 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
6250 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
6251 (strip_offset): Handle addresses.
6252 (add_address_candidates): Use strip_offset.
6253 (difference_cost): Reflect strip_offset change.
6254 (force_var_cost, difference_cost): Strip nops.
6256 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6258 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
6260 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
6261 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
6262 config/cris/cris-protos.h, config/cris/cris.c: Update
6265 2005-02-10 Jeff Law <law@redhat.com>
6267 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
6268 (lookup_avail_expr): Similarly.
6270 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
6272 * builtins.c (fold_builtin_powi): New function.
6273 (fold_builtin_1): Call it.
6275 2005-02-10 Steven Bosscher <stevenb@suse.de>
6277 PR documentation/19309
6278 * doc/cpp.texi: The __GNUC__ and related predefined macros
6279 are also defined for the "standalone" cpp.
6280 Some non-GCC compilers may also define __GNUC__.
6282 2005-02-10 Jakub Jelinek <jakub@redhat.com>
6285 * c-typeck.c (common_type): New routine. Old common_type renamed
6287 (c_common_type): ...this.
6288 (build_conditional_expr, build_binary_op): Use c_common_type instead
6291 2005-02-10 Steven Bosscher <stevenb@suse.de>
6293 * doc/md.texi: Replace @samp{length} with @code{length}.
6295 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
6297 PR tree-optimization/18687
6298 * tree-flow.h (find_loop_niter): Declare.
6299 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
6300 Try using scev even for loops with more than one exit.
6301 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
6302 (struct ivopts_data): Added niters field.
6303 (struct nfe_cache_elt): New.
6304 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
6306 (tree_ssa_iv_optimize_init): Initialize niters cache.
6307 (determine_number_of_iterations): Removed.
6308 (find_induction_variables): Do not call determine_number_of_iterations.
6309 Access niters for single exit through niter_for_single_dom_exit.
6310 (add_iv_outer_candidates): Access niters for single exit through
6311 niter_for_single_dom_exit.
6312 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
6313 number_of_iterations_cond.
6314 (iv_period): New function.
6315 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
6316 (may_replace_final_value): Take data argument. Use
6317 niter_for_single_dom_exit.
6318 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
6319 (rewrite_use_compare): Pass data to may_eliminate_iv.
6320 (rewrite_use_outer): Pass data to may_replace_final_value.
6321 (free_loop_data): Clean up the niters cache.
6322 (tree_ssa_iv_optimize_finalize): Free the niters cache.
6323 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
6324 * tree-ssa-loop-niter.c (find_loop_niter): New function.
6325 (find_loop_niter_by_eval): Use tree_int_cst_lt.
6326 (num_ending_zeros): Moved to tree.c.
6327 * tree.h (num_ending_zeros): Declare.
6328 * tree.c (num_ending_zeros): Moved from tree.c.
6330 2005-02-09 Richard Henderson <rth@redhat.com>
6332 * builtins.c (DEF_BUILTIN): Add COND argument.
6333 * tree.h (DEF_BUILTIN): Likewise.
6334 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
6335 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
6337 (DEF_BUILTIN_STUB): New.
6338 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
6339 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
6340 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
6341 * c-common.c (DEF_BUILTIN): Add COND argument.
6342 * tree.c (local_define_builtin): New.
6343 (build_common_builtin_nodes): New.
6345 2005-02-09 Roger Sayle <roger@eyesopen.com>
6347 * fold-const.c (fold_strip_sign_ops): New function to simplify a
6348 floating point expression ignoring the sign of the result.
6349 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
6350 (fold) <MULT_EXPR>: Use it to simplify x*x.
6351 * tree.h (fold_strip_sign_ops): Prototype here.
6352 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
6353 argument. Use fold_strip_sign_ops to simplify the first argument.
6354 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
6355 first argument when the second argument is an even integer
6356 constant, but only with -funsafe_math_optimizations.
6357 (fold_builtin_1): Update call to fold_builtin_copysign.
6359 2005-02-09 Ian Lance Taylor <ian@airs.com>
6362 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
6363 just check whether EH_FILTER_FAILURE falls through.
6365 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
6367 * gcc/haifa-sched.c (schedule_block): Make queued sched group
6368 insns return to ready list in the next turn.
6370 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6373 * builtins.def: New __builtin_powi[lf].
6374 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
6375 (expand_builtin_powi): New function.
6376 (expand_builtin): Dispatch to expand_builtin_powi.
6377 * libgcc2.h: Add prototypes for __builtin_powi[lf].
6378 * libgcc2.c: Add __builtin_powi[lf] implementation.
6379 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
6380 * optabs.h: Add powi_optab.
6381 * optabs.c (init_optabs): Initialize powi_optab.
6382 * doc/extend.texi: Document __builtin_powi[lf].
6384 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
6386 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
6389 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6392 * fold-const.c (try_move_mult_to_index): Remove redundant
6393 type argument. Create ADDR_EXPR with correct type.
6394 (fold): Update callers of try_move_mult_to_index. Convert
6395 result to the appropriate type.
6397 2005-02-09 Roger Sayle <roger@eyesopen.com>
6400 * config/avr/avr.c (default_rtx_costs): Delete.
6401 (avr_operand_rtx_cost): New function.
6402 (avr_rtx_costs): Completely rewrite.
6404 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
6407 * config/cris/cris.c (in_code): New variable.
6408 (cris_output_addr_const): Now a static function, a wrapper for
6410 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
6411 case from old cris_output_addr_const.
6412 (cris_asm_output_label_ref): Similar for LABEL_REF.
6413 (cris_output_addr_const_extra): Similar for UNSPEC.
6414 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
6415 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
6416 * config/cris/cris-protos.h (cris_output_addr_const): Remove
6418 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
6419 (cris_asm_output_label_ref): Declare.
6421 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
6423 PR preprocessor/19801
6424 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
6425 filenames that changed when libcpp was moved to the toplevel.
6427 2005-02-07 Roger Sayle <roger@eyesopen.com>
6429 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
6430 zero extensions of BImode operands. Call lowpart_subreg instead
6431 of gen_lowpart_common and gen_lowpart_SUBREG.
6433 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
6436 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
6437 * configure.ac: Set cc_for_cross_gnattools.
6438 * configure: Regenerate.
6440 2005-02-08 Alan Modra <amodra@bigpond.net.au>
6443 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
6445 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6448 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
6449 of nested functions.
6451 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
6453 * doc/extend.texi: Document deprecated extensions allowing
6454 static floating-point members to have initializers and allowing
6455 floating-point literals in integral constant expressions.
6457 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
6459 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
6460 config/darwin7.h, config/mips/mips.c,
6461 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
6464 * cse.c: Update comments.
6466 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
6469 * builtins.c (fold_builtin_sqrt): Transform
6470 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
6473 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
6474 Dorit Naishlos <dorit@il.ibm.com>
6476 * doc/invoke.texi (ftree-vectorizer-verbose): New.
6477 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
6478 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
6480 * tree.h (vect_set_verbosity_level): New extern function declaration
6482 * tree-vectorizer.h (verbosity_levels): New enum type.
6483 * tree-vectorizer.c (vect_debug_stats): Function removed.
6484 (vect_debug_details): Likewise.
6485 (vect_verbosity_level): Global variable was defined and initialized.
6486 (vect_dump): Global variable definition.
6487 (vect_print_dump_info): New function.
6488 (vect_set_dump_settings): New function.
6489 (vect_set_verbosity_level): New function.
6490 (vectorize_loops): Add call to vect_set_dump_settings.
6492 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
6493 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6494 (slpeel_tree_peel_loop_to_edge): Likewise.
6496 (vect_analyze_offset_expr): Call to vect_print_dump_info with
6497 appropriate verbosity level instead of call to vect_debug_details
6498 or vect_debug_stats.
6499 (vect_get_base_and_offset):
6500 (vect_create_addr_base_for_vector_ref):
6501 (get_vectype_for_scalar_type):
6502 (vect_create_data_ref_ptr):
6504 (vect_get_vec_def_for_operand):
6505 (vect_finish_stmt_generation):
6506 (vectorizable_assignment):
6507 (vectorizable_operation):
6508 (vectorizable_store):
6509 (vectorizable_load):
6510 (vect_transform_stmt):
6511 (vect_update_ivs_after_vectorizer):
6512 (vect_do_peeling_for_loop_bound):
6513 (vect_update_inits_of_drs):
6514 (vect_do_peeling_for_alignment):
6515 (vect_transform_loop):
6516 (vect_is_simple_use):
6517 (vect_analyze_operations):
6518 (vect_is_simple_iv_evolution):
6519 (vect_analyze_scalar_cycles):
6520 (vect_analyze_data_ref_dependence):
6521 (vect_analyze_data_ref_dependences):
6522 (vect_compute_data_ref_alignment):
6523 (vect_enhance_data_refs_alignment):
6524 (vect_analyze_data_refs_alignment):
6525 (vect_analyze_data_ref_access):
6526 (vect_analyze_data_ref_accesses):
6527 (vect_analyze_pointer_ref_access):
6528 (vect_get_memtag_and_dr):
6529 (vect_analyze_data_refs):
6530 (vect_mark_relevant):
6531 (vect_stmt_relevant_p):
6532 (vect_mark_stmts_to_be_vectorized):
6533 (vect_can_advance_ivs_p):
6534 (vect_get_loop_niters):
6535 (vect_analyze_loop_form):
6536 (vect_analyze_loop):
6537 (vectorize_loops): Likewise.
6539 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
6540 (vect_update_inits_of_drs):
6541 (vect_do_peeling_for_alignment):
6542 (vect_transform_loop):
6543 (vect_analyze_operations):
6544 (vect_analyze_scalar_cycles):
6545 (vect_analyze_data_ref_dependences):
6546 (vect_analyze_data_refs_alignment):
6547 (vect_analyze_data_ref_accesses):
6548 (vect_analyze_data_refs):
6549 (vect_mark_stmts_to_be_vectorized):
6550 (vect_get_loop_niters):
6551 (vect_analyze_loop_form):
6552 (vect_analyze_loop): Likewise.
6553 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
6555 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
6559 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
6560 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
6561 either -ffast-math or -funsafe-math-optimizations is in use.
6563 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
6564 * config/mips/irix-csr.c: New file.
6565 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
6566 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
6567 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
6570 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
6572 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
6573 redundant, incorrect definitions.
6575 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
6577 ("*tls_indirect_call"): New, reference hard regs directly.
6578 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
6580 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6582 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
6583 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
6585 2005-02-06 Roger Sayle <roger@eyesopen.com>
6587 PR rtl-optimization/19800
6588 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
6589 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
6592 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6594 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
6596 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
6599 * doc/invoke.texi: Correct documentation of -freorder-functions.
6601 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6604 * doc/invoke.texi: Don't mention gccbug.
6606 2005-02-06 Roger Sayle <roger@eyesopen.com>
6607 Andrew Pinski <pinskia@physics.uc.edu>
6608 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
6610 * simplify-rtx.c (simplify_relational_operation_1): Simplify
6611 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
6612 into just (zero_extract:SI FOO (const_int 1) BAR).
6614 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6616 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
6617 macro locally. Don't give last revision date. Use GCC version
6618 number from gcc-common.texi.
6619 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
6620 revision date. Use GCC version number from gcc-common.texi.
6621 Describe being a library as current state rather than as 3.x
6623 * doc/gcc.texi: Remove last update date.
6624 * doc/gccint.texi: Likewise. Update copyright dates.
6625 * doc/install.texi: Update copyright dates.
6627 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6630 * doc/invoke.texi: Mention for each option included in -Wall that
6631 it is included in -Wall.
6632 * doc/gcc.texi: Update copyright and last modification date.
6634 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6636 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
6637 unnecessary cast to original induction variable increments.
6639 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6641 PR tree-optimization/18219
6642 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
6643 in distributed form.
6645 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
6647 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
6648 Set bitpos and offset later in the function. Do nothing if the
6649 target is a register and if the bitfield lies completely outside
6651 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
6652 here. Return an uninitialised register if the source value is stored
6653 in a register and the bitfield lies completely outside that register.
6655 2005-02-06 Steven Bosscher <stevenb@suse.de>
6657 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
6660 2005-02-06 Marcin Dalecki <martin@dalecki.de>
6662 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
6664 2005-02-06 Geoffrey Keating <geoffk@apple.com>
6666 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
6667 * config/darwin8.h: New.
6668 * config/darwin7.h: Update comment.
6670 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6671 Dorit Naishlos <dorit@il.ibm.com>
6673 * tree-vectorizer.h (LOC): New type.
6674 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
6675 (loop_line_number): New field in struct _loop_vec_info.
6676 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
6678 * tree-vectorizer.c (input.h): Included.
6679 (find_loop_location): New function.
6680 (vect_debug_stats): Argument changed from loop to LOC. Computation of
6681 loop line number removed.
6682 (vect_debug_details): Likewise.
6683 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
6685 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
6686 call to vect_debug_details/stats changed from loop to loop_loc.
6687 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6688 (slpeel_tree_peel_loop_to_edge): Likewise.
6690 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
6691 changed from NULL to UNKNOWN_LOC.
6692 (vect_get_base_and_offset):
6693 (vect_create_addr_base_for_vector_ref):
6694 (get_vectype_for_scalar_type):
6695 (vect_create_data_ref_ptr):
6697 (vect_get_vec_def_for_operand):
6698 (vect_finish_stmt_generation):
6699 (vectorizable_assignment):
6700 (vectorizable_operation):
6701 (vectorizable_store):
6702 (vectorizable_load):
6703 (vect_transform_stmt):
6704 (vect_update_ivs_after_vectorizer):
6705 (vect_do_peeling_for_loop_bound):
6706 (vect_do_peeling_for_alignment):
6707 (vect_transform_loop):
6708 (vect_is_simple_use):
6709 (vect_analyze_operations):
6710 (vect_is_simple_iv_evolution):
6711 (vect_analyze_scalar_cycles):
6712 (vect_analyze_data_ref_dependences):
6713 (vect_compute_data_ref_alignment):
6714 (vect_enhance_data_refs_alignment):
6715 (vect_analyze_data_ref_access):
6716 (vect_analyze_data_ref_accesses):
6717 (vect_analyze_pointer_ref_access):
6718 (vect_get_memtag_and_dr):
6719 (vect_analyze_data_refs):
6720 (vect_mark_relevant):
6721 (vect_stmt_relevant_p):
6722 (vect_mark_stmts_to_be_vectorized):
6723 (vect_can_advance_ivs_p):
6724 (vect_get_loop_niters):
6725 (vect_analyze_loop):
6726 (vectorize_loops): Likewise.
6728 (vectorizable_load): Argument in call to vect_debug_details/stats
6729 changed from loop to LOOP_LOC (loop_vinfo).
6730 (vect_transform_loop):
6731 (vect_analyze_operations):
6732 (vect_analyze_scalar_cycles):
6733 (vect_analyze_data_ref_dependence):
6734 (vect_enhance_data_refs_alignment):
6735 (vect_analyze_data_ref_accesses):
6736 (vect_analyze_pointer_ref_access):
6737 (vect_analyze_data_refs):
6738 (vect_analyze_loop): Likewise.
6740 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
6741 changed from loop to loop_loc.
6743 (vect_enhance_data_refs_alignment): Removed unused variable loop.
6745 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6746 Dorit Naishlos <dorit@il.ibm.com>
6748 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
6750 (vect_analyze_data_ref_dependences): Likewise.
6752 (vect_is_simple_use): Argument changed from loop structure to
6753 loop_vect_info structure.
6754 (vect_can_advance_ivs_p): Likewise.
6755 (vect_create_index_for_vector_ref): Likewise.
6756 (vect_update_ivs_after_vectorizer): Likewise.
6757 (new_stmt_vec_info): Likewise.
6759 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
6760 changed from loop to loop_vinfo.
6761 (vect_create_data_ref_ptr): First argument in call to
6762 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
6763 (vectorizable_assignment): Second argument in call to vect_is_simple_use
6764 was changed from loop to loop_vinfo.
6765 (vectorizable_operation): Likewise.
6766 (vectorizable_store): Likewise.
6767 (vect_mark_stmts_to_be_vectorized): Likewise.
6768 (vect_do_peeling_for_loop_bound): First argument in call to
6769 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
6770 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
6771 was changed from loop to loop_vinfo.
6772 (vect_analyze_data_ref_dependences): Third argument in call to
6773 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
6775 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
6776 (vect_create_data_ref_ptr): Likewise.
6777 (vect_init_vector): Likewise.
6778 (vect_get_vec_def_for_operand): Likewise.
6779 (vectorizable_assignment): Likewise.
6780 (vectorizable_operation): Likewise.
6781 (vectorizable_store): Likewise.
6782 (vectorizable_load): Likewise.
6783 (vect_update_ivs_after_vectorizer): Likewise.
6784 (vect_is_simple_use): Likewise.
6785 (vect_analyze_data_ref_dependence): Likewise.
6786 (vect_analyze_pointer_ref_access): Likewise.
6787 (vect_can_advance_ivs_p): Likewise.
6789 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
6790 before _stmt_vec_info.
6791 (_stmt_vec_info): Loop field replaced by loop_vec_info.
6792 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
6793 (new_stmt_vec_info): Argument changed from loop structure to
6794 loop_vect_info structure
6796 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
6797 (vect_analyze_offset_expr): Avoid 80 columns overflow.
6798 (vect_create_addr_base_for_vector_ref): Likewise.
6799 (vect_analyze_pointer_ref_access): Likewise.
6801 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6804 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
6805 phi flag if the phi is abnormal.
6807 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6810 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
6811 information for the new statement.
6813 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
6816 * gcc.c (main): Include the target in -v output.
6818 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
6820 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
6821 Do not drop the extend if we'd have to add a paradoxical subreg
6822 later. Include optabs.h and insn-codes.h.
6823 * Makefile.in (combine.o): Depend on $(OPTABS_H).
6825 2005-02-02 Roger Sayle <roger@eyesopen.com>
6828 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
6829 * fold-const.c (const_binop): Avoid constant folding floating
6830 point operations in modes that use composite representations.
6831 * simplify-rtx.c (simplify_binary_operation): Likewise.
6833 2005-02-02 Geoffrey Keating <geoffk@apple.com>
6835 * config/rs6000/altivec.md (altivec_dst): Make the first operand
6837 (altivec_dstt): Likewise.
6838 (altivec_dstst): Likewise.
6839 (altivec_dststt): Likewise.
6840 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
6843 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6845 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
6846 EXPR_LOCUS from orig_cond to the new cond_stmt.
6847 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
6850 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6852 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
6853 standard_iv_increment_position. Remove call to bsi_next
6854 (no need to bump the iterator anymore).
6855 (vect_create_index_for_vector_ref): Call
6856 standard_iv_increment_position. Remove second function argument.
6857 (vect_finish_stmt_generation): Remove call to bsi_next
6858 (no need to bump the iterator anymore).
6859 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
6860 to vect_create_index_for_vector_ref.
6862 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6864 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
6865 phis are used out of the loop.
6867 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
6870 * c-decl.c (undef_nested_function): New variable.
6871 (pop_scope): Diagnose undefined nested functions.
6872 (finish_function): Don't attempt cgraph processing or genericizing
6873 if current top-level function contained an undefined nested
6874 function. Reset undef_nested_function at the end of a top-level
6877 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
6879 * tree.c (build_int_cst_type): Take sign of the value into account
6880 when deciding whether sign extend the value.
6882 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6885 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
6886 (cpp_options, cc1_options): Change %{std*&ansi} to
6887 %{std*&ansi&trigraphs}.
6889 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
6891 * cse.c: Update comments.
6893 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
6895 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
6896 arguments go on the stack. Do not put complex doubles in odd/even
6899 2005-02-02 Steven Bosscher <stevenb@suse.de>
6901 * doc/invoke.texi: Update the options enabled at -O1, -O2,
6902 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
6903 -ftree-pre, and -fthread-jumps.
6905 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
6907 PR tree-optimization/19578
6908 * tree-flow.h (modified_noreturn_calls): Declare.
6909 (noreturn_call_p): Declare.
6910 * tree-flow-inline.h (noreturn_call_p): New function.
6911 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
6912 * tree-cfg.c (modified_noreturn_calls): New variable.
6913 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
6914 that contain a mid-block noreturn call.
6915 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
6917 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
6919 * df.c (df_def_record_1, df_uses_record): Don't use
6921 * df.h (DF_FOR_REGALLOC): Remove.
6923 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6926 * c-typeck.c (really_start_incremental_init): Reset
6927 constructor_max_index for arrays of incomplete type.
6929 2005-02-02 Jeff Law <law@redhat.com>
6931 * gcse.c (struct reg_set): Store the block index where the register
6932 was set rather than the setting insn.
6933 (record_one_set, compute_transp): Corresponding changes.
6934 (pre_insert_copy_insn): Do not call replace_one_set.
6935 (replace_one_set): Remove.
6937 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6940 * doc/gcov.texi: Fix typo.
6942 2005-02-01 Richard Henderson <rth@redhat.com
6945 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
6946 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
6948 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
6949 * config/i386/i386-protos.h: Update.
6951 2005-02-01 Steven Bosscher <stevenb@suse.de>
6953 PR tree-optimization/19217
6954 * tree-cfg.c (verify_expr): Use the data field to see if TP was
6955 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
6956 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
6957 that it is walking a PHI node.
6959 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
6961 * doc/extend.texi (Nested Functions): Update.
6963 2005-02-01 Richard Henderson <rth@redhat.com>
6966 * optabs.c (expand_copysign_absneg): Export.
6967 * optabs.h (expand_copysign_absneg): Declare.
6968 * config/rs6000/rs6000.md (copysigntf3): New.
6970 2005-02-01 Diego Novillo <dnovillo@redhat.com>
6972 PR tree-optimization/19633
6973 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
6974 * tree-ssa-alias.c (init_alias_info): Initialize.
6975 (merge_pointed_to_info): Set.
6976 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
6977 (dump_points_to_info_for): Show value of pt_null.
6978 (struct count_ptr_d): Declare.
6979 (find_ptr_dereference): Remove.
6980 (ptr_is_dereferenced_by): Remove.
6981 (count_ptr_derefs): New local function.
6982 (count_uses_and_derefs): New local function.
6983 (compute_points_to_and_addr_escape): Call it. If the number
6984 of dereferences is greater than zero, mark the pointer as
6985 dereferenced. If there are fewer dereferences than uses of
6986 the pointer, the pointer's value escapes.
6988 2005-02-01 Diego Novillo <dnovillo@redhat.com>
6990 PR tree-optimization/19670
6991 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
6993 (verify_use): ... set it here, instead.
6995 2005-02-01 Janis Johnson <janis187@us.ibm.com>
6997 * doc/sourcebuild.texi (Test directives): Fix formatting.
6999 * doc/sourcebuild.texi (Test directives): Describe selector
7002 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
7004 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
7005 specific 64-bit CPUs.
7007 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
7010 * arm.c (arm_eliminable_register): New function.
7011 (adjacent_mem_locations): Don't allow eliminable registers. Use
7012 HOST_WIDE_INT for address offsets.
7013 * arm-protos.h (arm_eliminable_register): Add prototype.
7015 2005-02-01 Steven Bosscher <stevenb@suse.de>
7017 PR optimization/15242
7018 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
7019 * basic-block.h (duplicate_computed_gotos): Add prototype.
7020 * bb-reorder.c (duplicate_computed_gotos): New function to
7021 duplicate sufficiently small blocks ending in a computed jump.
7022 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
7023 if not optimizing for size.
7024 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
7025 never do tail merging for blocks ending in a computed jump.
7026 * doc/invoke.texi: Document the max-goto-duplication-insns param.
7028 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
7030 Patch from Richard Sandiford <rsandifo@redhat.com>
7031 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
7032 from inheriting a subreg equivalence with a non-spill register.
7034 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
7036 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
7038 * config/frv/frv.c (movcc_fp_destination_operand): New.
7039 (gpr_or_memory_operand): Fix typo in comment.
7040 (gpr_or_memory_operand_with_scratch): New.
7041 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
7042 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
7043 movcc_fp_destination_operand.
7044 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
7045 Legitimize memory addresses using a scratch register.
7047 2005-01-31 Jeff Law <law@redhat.com>
7049 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
7050 bitmap a sparse bitmap instead of a simple bitmap.
7051 (mark_def_sites_initialize_block): Corresponding changes.
7052 (ssa_mark_def_sites_initialize_block): Likewise.
7053 (ssa_mark_phi_uses): Likewise.
7054 (mark_def_site, ssa_mark_def_sites): Likewise.
7055 (mark_def_site_blocks): Likewise.
7056 (rewrite_ssa_into_ssa): Likewise.
7058 * tree-ssa-dom.c (record_cond): Pass correct variable type
7059 for last argument to htab_find_slot_with_hash.
7061 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
7062 effects when optimizing 0 % X. Do not try to optimize X % 0.
7064 2005-01-31 James E. Wilson <wilson@specifixinc.com>
7066 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
7069 2005-02-01 Eric Christopher <echristo@redhat.com>
7071 * config/mips/mips.c (override_options): Warn if -mint64
7073 * doc/invoke.texi (MIPS Options): Document that -mint64 is
7076 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
7078 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
7080 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
7081 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
7082 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
7083 (cached_regno): Initialize to INVALID_REGNUM.
7084 (cse_reg_info_table_size,
7085 cse_reg_info_table_first_uninitialized,
7086 cse_reg_info_timestamp): New.
7087 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
7089 (init_cse_reg_info, get_cse_reg_info_1): New.
7090 (get_cse_reg_info): Cache the last look-up.
7091 (new_basic_block): Update the code to clear mappings from
7092 registers to cse_reg_info entries.
7093 (cse_main): Call init_cse_reg_info.
7095 * cse.c (get_cse_reg_info): Update a comment.
7097 2005-01-31 Steven Bosscher <stevenb@suse.de>
7100 * c-decl.c (start_decl): Do not warn about arrays of elements with
7101 an incomplete type here.
7102 (grokdeclarator): Do it here by making a pedwarn an error.
7103 * c-typeck.c (push_init_level): If there were previous errors with
7104 the constructor type, do not warn about braces for initializers.
7105 (process_init_element): Likewise for excess initializer elements.
7107 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
7109 * cse.c (delete_trivially_dead_insn): Don't iterate.
7111 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
7113 * config/rs6000/rs6000.md (copysignsf3): New expand.
7114 (copysigndf3): Likewise.
7116 2005-01-31 Steven Bosscher <stevenb@suse.de>
7118 * recog.c (constrain_operands): Only look for earlyclobber operand
7119 conflicts if an '&' constraint was seen.
7121 2005-01-31 Marc Espie <espie@openbsd.org>
7123 * config.gcc: Don't include embedded systems fragment, switches default
7124 debugging format to ELF.
7125 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
7126 longer pick it up there.
7128 2005-01-31 Dale Johannesen <dalej@apple.com>
7130 * doc/extend.texi (nested functions): Fix linkage description.
7131 Clarify that static is not allowed.
7133 2005-01-31 Dale Johannesen <dalej@apple.com>
7135 * config/rs6000/darwin.md (movsf_low_di): Make work.
7136 (movdf_low_di): Make work.
7138 2005-01-31 Dale Johannesen <dalej@apple.com>
7140 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
7141 Make work for 64 bit.
7143 2005-01-31 Roger Sayle <roger@eyesopen.com>
7144 Dale Johannesen <dalej@apple.com>
7147 * fold-const.c (fold_binary_op_with_conditional_arg):
7148 Make types match original operands, before STRIP_NOPS.
7150 2005-01-31 Alan Modra <amodra@bigpond.net.au>
7152 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
7153 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
7154 (struct gcc_sigcontext): Delete. Merge contents to..
7155 (struct gcc_ucontext): ..here.
7156 (get_sigcontext): Delete.
7157 (get_regs): New function, like get_sigcontext but return regs ptr.
7158 64-bit version finds regs from r1 to support vdso.
7159 (ppc_linux_aux_vector): New function.
7160 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
7163 2005-01-31 Ira Rosen <irar@il.ibm.com>
7165 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
7167 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
7168 redundant fold. Fix misalignment for MINUS_EXPR.
7169 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
7170 (vect_analyze_pointer_ref_access): Likewise.
7171 (vect_get_memtag_and_dr): Likewise.
7173 2005-01-31 Richard Henderson <rth@redhat.com>
7175 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
7176 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
7177 absnegdf2_i387, absnegxf2_i387): Likewise.
7179 2005-01-31 Richard Henderson <rth@redhat.com>
7182 * optabs.c (expand_copysign_absneg): New.
7183 (expand_copysign_bit): Split out from ...
7184 (expand_copysign): ... here. Use expand_copysign_absneg.
7186 2005-01-30 Roger Sayle <roger@eyesopen.com>
7189 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
7190 constant as the second operand and a register as the third.
7192 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
7195 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
7196 that dllimport'd functions do not use all call-clobbered registers
7199 2005-01-30 Richard Henderson <rth@redhat.com>
7202 * optabs.c (expand_absneg_bit): Split out from expand_unop and
7203 expand_abs_nojump and generalize. Use operand_subword and
7204 emit_no_conflict_block. Support large modes.
7205 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
7207 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
7208 negation to subtraction.
7209 (expand_copysign): Check that the format has signed zeros.
7210 Use operand_subword and emit_no_conflict_block. Support large modes.
7212 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
7214 Fix PR tree-optimization/19624
7216 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
7217 * tree-ssa-pre.c: Add cfgloop.h.
7219 (pre_stats): New member, constified.
7220 (inserted_exprs): New static variable.
7221 (NECESSARY): New macro.
7222 (create_expression_by_pieces): Fold the expression, and
7223 mark it as defaulting to not necessary. Also put in
7225 (fully_constant_expression): New function.
7226 (insert_into_preds_of_block): Modify to not insert phis when we
7227 are playing with induction variables.
7228 Push phis onto the inserted_exprs vector, and mark them as not
7229 necessary by default.
7230 (insert_aux): Call fully_constant_expression on eprime.
7231 If all edges produce the same value, mark it constant.
7232 (mark_operand_necessary): New function.
7233 (remove_dead_inserted_code): New function.
7234 (init_pre): Init loop optimizer to get loop info.
7235 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
7236 (execute_pre): Commit edge inserts, then remove dead code.
7238 2005-01-30 Richard Henderson <rth@redhat.com>
7240 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
7241 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
7243 2005-01-30 Richard Henderson <rth@redhat.com>
7246 * config/i386/i386.c (ix86_expand_copysign): New.
7247 (ix86_split_copysign_const): New.
7248 (ix86_split_copysign_var): Rename from ix86_split_copysign,
7249 rearrange op1/nmask operands.
7250 * config/i386/i386-protos.h: Update.
7251 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
7252 (copysigndf3): Likewise.
7253 (copysignsf3_const, copysigndf3_const): New.
7254 (copysignsf3_var): Rename from copysignsf3, split out splitter
7255 and fix split predicate for X constraint.
7256 (copysigndf3_var): Similarly.
7258 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
7260 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
7261 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
7262 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
7264 2005-01-29 Richard Henderson <rth@redhat.com>
7267 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
7268 of # and * in constraints.
7270 2005-01-29 Richard Henderson <rth@redhat.com>
7273 * expr.c (store_field): Don't strip sub-mode cast when the input
7274 data is even smaller.
7276 2005-01-29 Richard Henderson <rth@redhat.com>
7279 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
7282 2005-01-29 Richard Henderson <rth@redhat.com>
7284 * combine.c (make_field_assignment): Fix argument order
7287 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
7289 PR tree-optimization/15791
7290 * fold-const.c (extract_array_ref): New function.
7291 (fold): Fold comparisons between &a[i] and &a[j] or
7292 semantically equivalent trees.
7294 2005-01-29 Jeff Law <law@redhat.com>
7296 * gcse.c (insert_expr_in_table): Revamp handling of available
7297 and anticipatable occurrence lists to avoid unnecessary list
7299 (insert_set_in_table): Similarly.
7301 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
7303 * c-common.c (fix_string_type): Just use c_build_qualified_type to
7305 (c_build_qualified_type): Build qualified array types with
7306 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
7307 * c-decl.c (c_make_fname_decl): Build unqualified array type
7308 before qualified type.
7309 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
7310 type is qualified, not just if type itself is. Don't apply
7311 qualifiers to array type when declarator is processed. Apply
7312 qualifiers to field type whether or not it is an array type.
7313 Don't handle array types specially for applying qualifiers to
7315 * c-typeck.c (composite_type): Build unqualified element type and
7316 array type when forming composite of array types.
7317 (common_pointer_type, comptypes, comp_target_types,
7318 type_lists_compatible_p, build_indirect_ref, build_array_ref,
7319 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
7321 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
7322 (args2) in variables a1 and a2.
7324 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
7326 * cse.c (n_elements_made, max_elements_made): Remove.
7327 (insert): Don't touch n_elements_made.
7328 (cse_main): Don't touch n_elements_made or max_elements_made.
7330 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
7333 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
7334 configuration part of dp-bit.c to be lost.
7336 2005-01-28 Roger Sayle <roger@eyesopen.com>
7338 * expmed.c (expand_mult_highpart_optab): When attempting to use
7339 a non-widening multiplication in a wider mode, the operands need
7340 to be converted (zero or sign extended) to that mode.
7342 2005-01-28 Ian Lance Taylor <ian@airs.com>
7346 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
7347 through if both operands fall through.
7349 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7351 * cse.c (fold_rtx) <PC>: Don't optimize.
7353 2005-01-28 Jeff Law <law@redhat.com>
7355 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
7356 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
7358 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7360 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
7361 cse_reg_info_used_list_end): Remove.
7362 (cse_reg_info_list, cse_reg_info_list_free): New.
7363 (get_cse_reg_info): When allocating an instance of
7364 cse_reg_info, add it to the beginning of the cse_reg_info_list
7365 list. Remove code to maintain cse_reg_info_used_list.
7366 (new_basic_block): Reset the free list to the beginning of
7369 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
7371 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
7372 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
7373 (frv_expand_mdpackh_builtin): New function.
7374 (frv_expand_builtin): Use it to expand __MDPACKH.
7375 * doc/extend.texi (__MDPACKH): Update documentation.
7377 2005-01-28 Uros Bizjak <uros@kss-loka.si>
7379 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
7380 SSE_FLOAT_MODE_P for use_sse computation.
7382 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
7385 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
7387 2005-01-27 Richard Henderson <rth@redhat.com>
7389 * builtins.c (expand_builtin_copysign): New.
7390 (expand_builtin): Call it.
7391 * genopinit.c (optabs): Add copysign_optab.
7392 * optabs.c (init_optabs): Initialize it.
7393 (expand_copysign): New.
7394 * optabs.h (OTI_copysign, copysign_optab): New.
7395 (expand_copysign): Declare.
7397 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
7398 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
7400 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
7401 (ix86_expand_fp_absneg_operator): ... here.
7402 (ix86_split_copysign): New.
7403 * config/i386/i386-protos.h: Update.
7404 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
7405 (copysignsf3, copysigndf3): New.
7407 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
7408 (copysignsf3, ncopysignsf3): New.
7409 (copysigndf3, ncopysigndf3): New.
7410 (copysignxf3, ncopysignxf3): New.
7411 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
7413 2005-01-27 Arend Bayer <arend.bayer@web.de>
7414 Kazu Hirata <kazu@cs.umass.edu>
7416 * cse.c: (find_best_addr): Don't call copy_rtx before calling
7417 fold_rtx. Save cost recomputation if fold_rtx did nothing.
7418 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
7421 2005-01-27 Jeff Law <law@redhat.com>
7423 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
7424 definitions of SSA_NAMEs which are not being rewritten.
7425 (rewrite_ssa_into_ssa): Only initialize the current definition
7426 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
7427 If checking is enabled, assert that SSA_NAME_AUX is clear for all
7428 SSA_NAMEs before returning.
7430 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
7432 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
7433 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
7434 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
7435 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
7436 config/mips/iris6.h, config/sh/sh.c: Update copyright.
7438 2005-01-27 Steven Bosscher <stevenb@suse.de>
7441 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
7442 higher to -O2 and higher. Likewise for tree PRE.
7443 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
7446 2005-01-27 Ian Lance Taylor <ian@airs.com>
7449 * gimple-low.c (try_catch_may_fallthru): New static function.
7450 (block_may_fallthru): Handle TRY_CATCH_EXPR.
7451 * tree-inline.c (expand_call_inline): Don't warn about reaching
7452 the end of a non-void function being inlined if the function uses
7455 2005-01-27 Jakub Jelinek <jakub@redhat.com>
7457 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
7460 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
7461 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
7462 (implicitly_declare): Handle error_mark_node.
7464 2005-01-27 Richard Henderson <rth@redhat.com>
7467 * tree.h (struct tree_decl): Add debug_expr_is_from.
7468 (DECL_DEBUG_EXPR_IS_FROM): New.
7469 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
7470 * dwarf2out.c (dwarf2out_var_location): Update to match.
7471 * tree-outof-ssa.c (create_temp): Likewise.
7472 * var-tracking.c (track_expr_p): Likewise.
7473 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
7474 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
7475 * toplev.c (default_tree_printer): Likewise.
7477 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
7479 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
7480 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
7482 2005-01-27 Steven Bosscher <stevenb@suse.de>
7484 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
7485 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
7486 ASM_CLOBBERS): Add tree checks.
7488 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
7489 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
7490 * c-common.def (SWITCH_STMT): Update to match.
7491 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
7492 macros instead of SWITCH_EXPR ones.
7493 * c-dump.c (c_dump_tree): Likewise.
7494 * c-gimplify.c (gimplify_switch_stmt): Likewise.
7495 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
7497 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
7499 2005-01-27 Alan Modra <amodra@bigpond.net.au>
7501 * unwind-dw2.c (execute_stack_op): Add missing cases for
7502 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
7504 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
7506 * config.gcc (Obsolete configurations): Remove 'dummy', add
7507 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
7510 2005-01-26 Diego Novillo <dnovillo@redhat.com>
7512 PR tree-optimization/19633
7513 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
7515 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
7516 are no call-clobbered variables.
7517 * tree-outof-ssa.c (check_replaceable): Return false for calls
7520 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
7522 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
7523 even for variables with NULL DECL_INITIAL.
7525 2005-01-26 Stuart Hastings <stuart@apple.com>
7527 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
7529 2005-01-26 Richard Henderson <rth@redhat.com>
7532 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7534 * expr.c (store_field): Strip conversions to odd-bit-sized types
7535 if the destination field width matches.
7537 2005-01-26 Richard Henderson <rth@redhat.com>
7539 * c-decl.c, expmed.c, expr.c: Revert last change.
7541 2005-01-26 Richard Henderson <rth@redhat.com>
7544 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7546 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
7547 if we don't need the bits above those present in the current mode.
7548 * expr.c (store_field): Strip conversions to odd-bit-sized types
7549 if the destination field width matches.
7551 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
7553 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
7554 either -ffast-math or -funsafe-math-optimizations is in use.
7556 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
7560 * config/avr/avr.c (notice_update_cc): Only set condition code for
7561 ashrqi3 if shift count > 0.
7562 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
7563 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
7564 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
7565 count <= 0 as a no-op, and shift count >= width by copying zero
7566 or sign bit to all bits of the result.
7567 * config/avr/avr.md (all shifts): Add alternatives for zero shift
7568 count, with attribute "length" set to 0 and "cc" set to "none".
7570 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7572 * doc/invoke.texi: Document -mTLS.
7574 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
7575 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
7576 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
7577 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
7578 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
7579 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
7580 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
7581 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
7583 * configure.ac: Check for a TLS capable gas.
7585 * configure: Regenerate.
7587 2005-01-26 Richard Henderson <rth@redhat.com>
7590 * combine.c (make_field_assignment): Simplify store to zero_extract
7591 from a source with an overlapping mask.
7593 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7595 2004-11-11 Eric Christopher <echristo@redhat.com>
7597 * config/frv/frv.md: Add fr400_integer automaton. Don't
7598 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
7601 2005-01-26 Steven Bosscher <stevenb@suse.de>
7604 * cfgbuild.c (make_edges): Do not clear or set
7605 current_function_has_computed_jump.
7606 * function.h (struct function): Remove the has_computed_jump field.
7607 (current_function_has_computed_jump): Do not define.
7608 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
7609 in a computed jump. Ignore current_function_has_computed_jump.
7611 2005-01-26 Richard Henderson <rth@redhat.com>
7614 * expr.c (categorize_ctor_elements): New argument p_must_clear.
7615 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
7617 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
7618 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
7619 objects into static storage if they have more than one non-zero value.
7620 * tree.h (categorize_ctor_elements): Update decl.
7622 2005-01-26 Steven Bosscher <stevenb@suse.de>
7625 * tree.h (CALL_EXPR_TAILCALL): Add comment.
7626 * calls.c (check_sibcall_argument_overlap_1): Revert the change
7627 to this function from 2004-07-10.
7628 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
7629 the current function for tail call optimizations if the address
7630 of one of it its arguments is taken.
7632 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
7634 * cse.c (fold_rtx): Call equiv_constant only when necessary.
7636 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
7638 * function.c (expand_function_end): If current_function_calls_alloca,
7639 emit stack restore in a place that is reached when the function falls
7642 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
7644 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
7645 rule to avoid matching inappropriate suffix rule.
7647 2005-01-26 Jan Hubicka <jh@suse.cz>
7649 PR tree-optimization/19241
7650 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
7652 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
7654 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
7655 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
7657 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
7658 <sim*>: Always use crt1.o, regardless of N in simN.
7659 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
7660 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
7661 (CRT_CALL_STATIC_FUNCTION): Remove.
7662 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
7663 use crt1.o, regardless of N in simN.
7664 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
7665 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
7666 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
7667 case isystem setting.
7668 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
7670 2005-01-25 Ian Lance Taylor <ian@airs.com>
7672 * gimple-low.c (block_may_fallthru): Correct handling of
7673 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
7675 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
7677 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
7678 handlers to match indentation; nested under the mtune=* handler.
7679 Similar for mcpu= and march=.
7681 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
7683 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
7684 * config/mips/linux64.h (LIB_SPEC): Likewise.
7685 * config/mn10300/linux.h (LIB_SPEC): Likewise.
7686 * config/sh/linux.h (LIB_SPEC): Likewise.
7688 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
7690 * config/frv/frv.c (frv_legitimize_tls_address): New.
7691 (TARGET_HAVE_TLS): Define.
7692 (FRV_SYMBOL_REF_TLS_P): Define.
7693 (frv_override_options): Handle new register classes.
7694 (frv_legitimate_address_p): Reject tls addresses.
7695 (frv_legitimize_address): Handle TLS addresses.
7696 (gen_inlined_tls_plt): New.
7698 (frv_legitimize_tls_address): New.
7699 (unspec_got_name): Add TLS entries.
7700 (got12_operand): Add R_FRV_TLSMOFF12 case.
7701 (frv_emit_move): Fixup TLS addresses.
7702 (frv_emit_movsi): Legitimize TLS addresses.
7704 * config/frv/frv.h (MASK_BIG_TLS): New.
7705 (TARGET_BIG_TLS): New.
7706 (HAVE_AS_TLS): Define.
7707 (TARGET_SWITCHES): Add -mTLS and -mtls options.
7708 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
7709 (REG_CLASS_NAMES): Same.
7710 (REG_CLASS_CONTENTS): Same.
7711 (CONSTRAINT_LEN): New.
7712 (REG_CLASS_FROM_CONSTRAINT): New.
7713 (PREDICATE_CODES): Add symbolic_operand.
7715 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
7716 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
7717 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
7718 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
7719 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
7720 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
7721 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
7722 GR9_REG, GR14_REG, LRREG.
7723 (type): Add load_or_call attribute.
7724 ("load_or_call"): New reservation.
7725 ("call_gettlsoff"): New.
7726 ("tls_indirect_call"): New.
7727 ("tls_load_gottlsoff12"): New.
7728 ("tlsoff_hilo"): New.
7729 ("tls_tlsdesc_ldd"): New.
7730 ("tls_tlsoff_ld"): New.
7733 * config/frv/frv-protos.h (symbolic_operand): Protoize.
7735 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
7737 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
7738 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
7739 * config/frv/frv.c (TLS_BIAS): Define.
7740 (frv_output_dwarf_dtprel): New.
7742 2005-01-26 Jakub Jelinek <jakub@redhat.com>
7744 PR rtl-optimization/19579
7745 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
7746 both A and B, see if they don't clobber registers the other expr uses.
7748 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
7750 * real.c (do_add): Initialize signalling and canonical members.
7752 * real.c (real_from_integer): Zero out destination.
7754 2005-01-18 Jan Hubicka <jh@suse.cz>
7756 PR tree-optimize/19337
7757 * tree-inline.c (initialize_inlined_parameters): Copy
7758 saved_static_chain_decl only.
7760 2005-01-25 Richard Henderson <rth@redhat.com>
7764 * config/i386/i386.c (x86_inter_unit_moves): Zero.
7765 (ix86_preferred_reload_class): Rewrite fp-constant section, with
7766 80387 enabled, to return a proper subclass. Return the subset that
7767 overlaps with GENERAL_REGS for PLUS.
7768 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
7770 2005-01-25 Richard Henderson <rth@redhat.com>
7773 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
7775 2005-01-25 Roger Sayle <roger@eyesopen.com>
7777 * expmed.c (choose_multiplier): Change interface to return the
7778 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
7779 (expand_divmod): Update calls to choose_multiplier.
7781 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7784 * expmed.c (extract_bit_field): Use adjust_address instead of
7785 gen_lowpart when op0 is a MEM.
7787 2005-01-24 Steven Bosscher <stevenb@suse.de>
7789 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
7791 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
7793 * config/mips/irix-csr.c: New file.
7794 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
7795 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
7796 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7799 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
7802 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
7803 sparc/elf.h, add sparc/sp-elf.h.
7804 (sparc-*-rtems*): Likewise.
7805 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
7806 tm-dwarf2.h, add sparc/sp-elf.h.
7807 (sparc86x-*-elf): Likewise.
7808 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
7809 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
7810 TARGET_OS_CPP_BUILTINS.
7811 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7812 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7814 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
7815 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
7816 (SWITCH_TAKES_ARG): Likewise.
7817 (LOCAL_LABEL_PREFIX): Likewise.
7818 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
7819 (TARGET_N_FORMAT_TYPES): Delete.
7820 (TARGET_FORMAT_TYPES): Likewise.
7821 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
7822 * config/sparc/elf.h: Delete.
7823 * config/sparc/sp-elf.h: New file.
7825 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7827 * tree-flow-inline.h (phi_arg_from_edge): Remove.
7828 * tree-flow.h: Remove the corresponding prototype.
7829 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
7830 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
7832 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7835 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
7836 for AIX ABI or ELF -fPIC.
7837 (rs6000_emit_load_toc_table): Don't create toc_section here.
7838 (rs6000_xcoff_file_start): Nor here.
7840 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
7842 * sh.c (ra.h): Don't #include.
7843 (hard_regs_intersect_p): New function, resurrected from ra.c.
7845 * sh.c: Fix 1996 Copyright.
7847 2005-01-24 Richard Henderson <rth@redhat.com>
7848 Aldy Hernandez <aldyh@redhat.com>
7850 * regrename.c (note_sets): Handle subregs.
7852 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
7855 * genconditions.c (write_header, write_conditions): Elide file if
7858 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7860 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
7861 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
7864 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7866 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
7867 expand_builtin_printf, expand_builtin_fprintf,
7868 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
7869 checking against POINTER_TYPE.
7870 (validate_arglist): Handle POINTER_TYPE code by checking
7873 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
7875 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
7877 (for_each_rtx): Call for_each_rtx_1.
7878 * rtl.h (init_rtlanal): Declare.
7879 * toplev.c (backend_init): Call init_rtlanal.
7881 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7883 * flow.c (propagate_one_insn): Formatting.
7886 * flow.c (libcall_dead_p): Be more conservative if unsure.
7887 If there are any instructions between insn and call, see if they are
7888 all dead before saying the libcall is dead.
7890 2005-01-24 Uros Bizjak <uros@kss-loka.si>
7892 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
7893 operand constraint for operand 0.
7895 2005-01-23 Richard Henderson <rth@redhat.com>
7898 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
7899 edges leading to join block.
7901 2005-01-23 Roger Sayle <roger@eyesopen.com>
7903 * expmed.c (expand_mult_highpart): Make static. Change type of
7904 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
7905 (expand_divmod): Updates calls to expand_mult_highpart by using
7906 gen_int_mode to pass a CONST_INT rtx.
7907 * rtl.h (expand_mult_highpart): Remove prototype.
7909 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7911 * flow.c (regset_bytes, regset_size): Remove.
7913 * cfganal.c: Fix a reference to Harvey's paper.
7915 2005-01-23 Steven Bosscher <stevenb@suse.de>
7917 PR rtl-optimization/19464
7918 * tree-optimize.c (init_tree_optimization_passes): Add one more
7919 copyrename pass just before out-of-ssa.
7921 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
7924 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
7925 * ggc-none.c (ggc_free): Define.
7927 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7929 * cse.c (max_reg, max_insn_uid): Remove.
7930 (cse_main): Don't access max_reg or max_insn_uid.
7932 * c-common.c (explicit_flag_signed_bitfields,
7933 lang_statement_code_p, lang_expand_function_end): Remove.
7934 * c-common.h: Remove the corresponding declarations.
7935 * c-opts.c (c_common_handle_option): Remove all write access
7936 to explicit_flag_signed_bitfields.
7938 * cgraph.c (cgraph_varpool_n_nodes): Remove.
7939 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
7940 * cgraph.h: Remove the corresponding declaration.
7942 * gcse.c (null_pointer_info): Remove.
7944 2005-01-23 Roger Sayle <roger@eyesopen.com>
7945 Eric Botcazou <ebotcazou@libertysurf.fr>
7947 * combine.c (simplify_logical): Only simplify logical expressions
7948 of the form ior(and(x,y),z) by the inverse distributive law if the
7949 result is cheaper than the original.
7951 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7953 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
7954 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
7955 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
7956 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
7957 config/freebsd-spec.h, config/arm/arm.h,
7958 config/h8300/h8300.md, config/i386/i386.md,
7959 config/i386/predicates.md, config/i386/sse.md,
7960 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
7961 config/vax/vax.md: Fix comment typos. Follow spelling
7964 2005-01-23 Steven Bosscher <stevenb@suse.de>
7966 * gengtype.c (walk_type): Produce `not equal to' compares for loop
7967 tests, instead of `less than'.
7969 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
7971 * function.c (assign_parm_setup_block): When creating a new stack slot
7972 for a parameter, get its alignment from the parameter's DECL_ALIGN
7973 rather than the type's TYPE_ALIGN. Make sure that the parameter
7974 is at least word aligned.
7976 2005-01-22 Roger Sayle <roger@eyesopen.com>
7979 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
7981 2005-01-22 Richard Henderson <rth@redhat.com>
7984 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
7985 in both compare operands.
7986 (movdfcc_1_sse_max): Likewise.
7987 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
7988 (movdfcc_1_sse): Likewise.
7989 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
7990 scratch register as needed.
7992 2005-01-22 Richard Henderson <rth@redhat.com>
7994 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
7996 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
7998 2005-01-22 Richard Henderson <rth@redhat.com>
8000 * genopinit.c (optabs): Use smin/smax for floating point too.
8001 * doc/md.texi: Update to match. Clarify that floating point
8002 results are undefined for +0/-0 and NaN.
8003 * doc/rtl.texi: Likewise.
8004 * rtl.def (SMIN, SMAX): Likewise
8005 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
8007 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
8008 leading 's' to the name.
8009 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
8010 smaxxf3, sminxf3): Likewise.
8011 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
8014 2005-01-22 Paul Brook <paul@codesourcery.com>
8016 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
8018 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
8020 * config/s390/s390.c (struct processor_costs): New fields
8021 dlgr, dlr, dr, dsgfr, dsgr.
8022 (z900_cost, z990_cost): Values for new fields.
8023 (s390_rtx_costs): New cases MEM und COMPARE in switch
8024 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
8025 DIV, MOD, UDIV, UMOD.
8027 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
8029 * config/s390/s390.md ("doloop_si64"): Reload input value directly
8030 into the register being decremented.
8031 ("doloop_si31", "doloop_di"): Likewise.
8032 ("*doloop_si_long"): Adapt pattern.
8034 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
8036 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
8038 (CLASS_MAX_NREGS): Likewise.
8040 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
8042 * doc/tree-ssa.texi (Statement Operands): Add example for new
8043 must-def macro. Note deprecation of old operands interface.
8045 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
8047 PR tree-optimization/19484
8048 * tree-cfg.c (remove_fallthru_edge): New function.
8049 (cleanup_control_flow): Remove fallthru edges from calls that are
8050 now known not to return.
8052 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8054 Fix PR tree-optimization/19038
8055 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
8056 copies with loop variant ones.
8058 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
8060 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
8061 config/alpha/alpha-protos.h, config/alpha/alpha.h,
8062 config/alpha/alpha.md, config/alpha/predicates.md,
8063 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
8064 config/sparc/sol2.h: Update copyright.
8066 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
8067 first label to see if it is a nonlocal label.
8069 2005-01-22 David Edelsohn <edelsohn@gnu.org>
8070 Andrew Pinski <pinskia@physics.uc.edu>
8073 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
8074 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
8076 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
8078 * config/rs6000/rtems.h: Update copyright.
8080 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
8083 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
8084 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
8085 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
8087 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8090 * c-typeck.c (convert_arguments): Check for error_mark_node.
8092 2005-01-21 Ian Lance Taylor <ian@airs.com>
8094 PR tree-optimization/13000
8095 * tree-inline.c: Include "tree-flow.h".
8096 (expand_call_inline): If warn_return_type, warn if non-void inline
8097 function falls through.
8098 * tree-cfg.c (execute_warn_function_return): Don't warn about
8099 control reaching end if TREE_NO_WARNING is set. Set
8101 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
8103 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
8104 branch if we don't need one.
8105 * c-typeck.c: Include "tree-flow.h"
8106 (c_finish_bc_stmt): Don't add a goto if the current statement
8107 list doesn't fall through to the current point.
8109 2005-01-21 Roger Sayle <roger@eyesopen.com>
8111 PR rtl-optimization/576
8112 * real.c (real_arithmetic): Change return type from void to bool
8113 to return an indication that the result may be inexact.
8114 * real.h (real_arithmeric): Update prototype.
8115 * fold-const.c (const_binop): Don't constant fold floating
8116 point expressions when the user specifies -frounding-math and
8117 the result may depend upon the run-time rounding mode.
8118 (fold_convert_const_real_from_real): Clean-up.
8119 (fold_initializer): Ignore flag_rounding_math for initializers.
8120 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
8121 constant fold FP operations with flag_rounding_math if the
8122 result may depend upon the run-time rounding mode.
8124 2005-01-21 Tom Tromey <tromey@redhat.com>
8126 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
8128 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
8130 * tree-cfg.c: Fix comment typos.
8132 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
8134 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
8135 around the call to rest_of_handle_branch_target_load_optimize.
8137 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8139 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
8140 (sparc64-*-openbsd*): Likewise.
8141 (sparclite-*-elf*): Include tm-dwarf2.h.
8142 (sparc86x-*-elf*): Likewise.
8143 (sparc64-*-elf*): Likewise.
8144 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
8145 (DBX_DEBUGGING_INFO): Likewise.
8146 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
8147 (PREFERRED_DEBUGGING_TYPE): Likewise.
8148 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
8149 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
8150 (PREFERRED_DEBUGGING_TYPE): Likewise.
8151 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
8152 (PREFERRED_DEBUGGING_TYPE): Likewise.
8153 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
8155 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
8158 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
8160 2005-01-20 Paul Brook <paul@codesourcery.com>
8162 * doc/rtl.texi: Document value extension requirements for CONST_INT.
8164 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8166 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
8167 label is first in a sequence of labels.
8169 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
8171 2005-01-20 Janis Johnson <janis187@us.ibm.com>
8172 Giovanni Bajo <giovannibajo@gcc.gnu.org>
8174 * doc/sourcebuild.texi (Test Directives): New.
8176 2005-01-20 Roger Sayle <roger@eyesopen.com>
8178 * real.c (real_floor): Don't leave the result uninitialized when
8179 mode is VOIDMode, but return the unrounded intermediate value.
8180 (real_ceil): Likewise.
8182 2005-01-20 Paul Brook <paul@codesourcery.com>
8184 * config/arm/arm.md (insv): Use gen_int_mode.
8186 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
8188 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
8189 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8190 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8191 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8192 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8194 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8197 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
8198 fbreg, so we have to assume we can't.
8199 (loc_descriptor_from_tree_1): Ditto.
8200 (containing_function_has_frame_base): New function.
8201 (add_location_or_const_value_attribute): Use it.
8202 Also try to generate a frame_base from a single element location
8205 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8207 PR tree-optimization/15349
8208 * timevar.def (TV_TREE_MERGE_PHI): New.
8209 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
8211 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
8212 calls to tree_forwarder_block_p.
8213 (remove_forwarder_block_with_phi, merge_phi_nodes,
8214 gate_merge_phi, pass_merge_phi): New.
8215 * tree-optimize.c (init_tree_optimization_passes): Add
8217 * tree-pass.h: Add an extern for pass_merge_phi;
8219 2005-01-20 Richard Henderson <rth@redhat.com>
8222 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
8223 (_mm_castps_pd, _mm_castps_si128): New.
8224 (_mm_castsi128_ps, _mm_castsi128_pd): New.
8226 2005-01-20 Richard Henderson <rth@redhat.com>
8229 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
8230 __builtin_ia32_vec_init_v2si.
8231 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
8232 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
8233 (ix86_init_mmx_sse_builtins): Create it.
8234 (ix86_expand_builtin): Expand it.
8235 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
8236 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
8237 (vec_extractv2si_0, vec_extractv2si_1): New.
8239 2005-01-20 Richard Henderson <rth@redhat.com>
8242 * config/i386/i386.c (ix86_expand_push): New.
8243 * config/i386/mmx.md (push<MMXMODE>1): New.
8244 * config/i386/sse.md (push<SSEMODE>1): New.
8245 * config/i386/i386-protos.h: Update.
8247 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8249 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
8252 2005-01-20 Richard Henderson <rth@redhat.com>
8254 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
8255 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
8257 2005-01-19 Richard Henderson <rth@redhat.com>
8260 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
8261 to V4SFmode in SSE1 fallback load path.
8263 2005-01-19 Richard Henderson <rth@redhat.com>
8265 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
8266 in QImode expansion to ix86_expand_vector_set.
8267 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
8269 2005-01-19 Richard Henderson <rth@redhat.com>
8272 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
8273 subclass of the input class.
8274 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
8275 Always true for cross-SSE1 classes. Rationalize conditionals.
8276 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
8277 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
8278 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
8279 (movdi_2): Add MMX/SSE zeros.
8280 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
8281 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
8282 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8283 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
8284 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
8285 (zero_extendsidi2_rex64_1): Remove.
8286 (MOV0 peephole): Check GENERAL_REG_P.
8288 2005-01-19 Richard Henderson <rth@redhat.com>
8291 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
8293 (ix86_expand_vector_extract): Likewise.
8295 2005-01-19 Richard Henderson <rth@redhat.com>
8298 * expr.c (emit_move_change_mode): New argument force; use
8299 simplify_gen_subreg if true.
8300 (emit_move_via_alt_mode): Merge into ...
8301 (emit_move_via_integer): ... here.
8302 (emit_move_ccmode): Use emit_move_change_mode directly.
8304 2005-01-19 Richard Henderson <rth@redhat.com>
8307 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
8308 (alpha_preferred_reload_class): Handle CONST_VECTOR.
8309 (alpha_emit_set_const_1): Add no_output parameter; don't emit
8311 (alpha_emit_set_const): Likewise. Make static.
8312 (alpha_emit_set_long_const): Make static.
8313 (alpha_extract_integer): Split out from alpha_expand_mov.
8314 (alpha_split_const_mov): Likewise.
8315 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
8316 (alpha_legitimate_constant_p): New.
8317 * config/alpha/alpha-protos.h: Update.
8318 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
8319 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
8320 * config/alpha/alpha.md (movsi): Add n alternative.
8321 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
8322 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
8323 (splitters for all of the above): Use alpha_split_const_mov.
8324 * config/alpha/predicates.md (non_add_const_operand): New.
8325 (non_zero_const_operand): New.
8326 (input_operand): Use alpha_legitimate_constant_p after reload.
8328 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8330 PR tree-optimization/19038
8331 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
8332 (add_candidate): Add ivs with increment in latch only if
8333 allow_ip_end_pos_p is true.
8334 (determine_iv_cost): Use empty_block_p.
8336 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
8338 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
8339 (compute_dominance_frontiers): Ditto.
8341 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
8344 * config/sh/t-rtems: New.
8345 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
8347 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8349 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
8350 the offset of the selected field.
8352 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
8354 * tree-cfg.c (remove_forwarder_block): Fix the check to
8355 prevent a nonlocal label from appearing in the middle of a
8358 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
8360 PR rtl-optimization/19462
8361 * reorg.c (find_end_label): Create return insn only if
8362 current_function_epilogue_delay_list is empty.
8364 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
8366 * doc/passes.texi: Remove paragraph mentioning new-ra.
8368 2005-01-19 Jakub Jelinek <jakub@redhat.com>
8370 PR rtl-optimization/15139
8371 * combine.c: Include params.h.
8372 (count_rtxs): New function.
8373 (record_value_for_reg): If replace_rtx would replace at least
8374 2 occurrences of REG in VALUE and TEM is really large, replace REG with
8375 (clobber (const_int 0)) instead of TEM.
8376 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
8377 * params.h (MAX_LAST_VALUE_RTL): New.
8378 * Makefile.in (combine.o): Depend on $(PARAMS_H).
8379 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
8382 * c-typeck.c (digest_init): Only call build_vector if all constructor
8383 elements are *_CST nodes.
8384 * gimplify.c (gimplify_init_constructor): Likewise.
8387 * c-typeck.c (digest_init): Only call build_vector if inside_init
8390 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
8392 * toplev.c (init_asm_output): Remove dead #ifdef.
8394 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
8396 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
8398 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8400 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
8401 accessing DECL_FUNCTION_CODE.
8402 * dojump.c (do_jump): Likewise.
8403 * gimplify.c (gimplify_call_expr): Likewise.
8404 * predict.c (expr_expected_value): Likewise.
8405 (strip_builtin_expect): Likewise.
8406 * tree-inline.c (estimate_num_insns_1): Likewise.
8407 * tree-ssa-loop-im.c (stmt_cost): Likewise
8408 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
8409 (tree_expr_nonnegative_p): Likewise.
8411 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8413 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
8414 variant of the load_pcrel_sym pattern.
8415 * config/sparc/sparc.md (P macro): Move to the top.
8416 (load_pcrel_sym): Macroize using P.
8417 (save_register_window): Likewise.
8419 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
8421 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
8424 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
8427 * c-typeck.c (build_asm_expr): Strip nops off
8428 input memory operands.
8430 2005-01-18 David Edelsohn <edelsohn@gnu.org>
8432 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
8433 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
8434 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
8435 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
8437 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
8440 * config/i386/i386.c (override_options): If the 80387 is disabled,
8441 then do not return FP values using FP registers.
8443 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
8445 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
8446 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
8447 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
8448 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
8449 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
8450 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
8451 output.h, postreload-gcse.c, postreload.c, recog.c,
8452 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
8453 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
8454 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
8455 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
8456 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
8457 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
8458 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
8459 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
8461 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
8462 config/alpha/alpha.c, config/arm/vfp.md,
8463 config/i386/emmintrin.h, config/i386/i386-modes.def,
8464 config/i386/i386-protos.h, config/i386/i386.h,
8465 config/i386/pmmintrin.h, config/i386/ppro.md,
8466 config/i386/predicates.md, config/i386/xmmintrin.h,
8467 config/i860/i860.c, config/ia64/ia64-modes.def,
8468 config/ia64/ia64-protos.h, config/ia64/ia64.h,
8469 config/ia64/ia64.md, config/ia64/itanium1.md,
8470 config/ia64/itanium2.md, config/ia64/predicates.md,
8471 config/iq2000/iq2000.h, config/mips/linux64.h,
8472 config/rs6000/aix41.h, config/rs6000/aix43.h,
8473 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
8474 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
8475 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
8476 config/sparc/linux64.h, config/sparc/litecoff.h,
8477 config/sparc/sp64-elf.h, config/sparc/sparc.c,
8478 config/sparc/sparc.h, config/sparc/sparc.md,
8479 config/sparc/sysv4-only.h: Update copyright.
8481 2005-01-18 Richard Henderson <rth@redhat.com>
8484 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
8486 2005-01-18 Marc Espie <espie@openbsd.org>
8487 * config/i386/openbsdelf.h: Typo.
8489 2005-01-18 Richard Henderson <rth@redhat.com>
8491 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
8492 special case for sse.
8493 * config/i386/predicates.md (sse_comparison_operator): Likewise.
8495 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
8497 * tree-inline.c (estimate_num_insns_1): Added cases for
8498 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
8500 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8502 PR rtl-optimization/19296
8503 * combine.c (simplify_comparison): Rewrite the condition under
8504 which a non-paradoxical SUBREG of a PLUS can be lifted when
8505 compared against a constant.
8507 2005-01-18 Andi Kleen <ak@muc.de>
8509 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
8510 * c.opt (-Wpointer-sign): Add.
8511 * doc/invoke.texi: (-Wpointer-sign): Add.
8513 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8515 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
8516 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
8517 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
8518 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
8519 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
8520 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
8521 for TARGET_MIX_SSE_I387.
8522 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
8523 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
8524 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
8525 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
8526 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
8527 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
8528 TARGET_MIX_SSE_I387.
8529 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
8532 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8535 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
8536 Add movaps alternative for xmm reg->reg move.
8538 2005-01-17 Jeff Law <law@redhat.com>
8540 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
8541 at the end of the main DOM loop rather than just before DOM exits.
8543 2005-01-17 Diego Novillo <dnovillo@redhat.com>
8545 PR tree-optimization/19121
8546 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
8547 adding aliases to a name tag, also add them to the pointer's
8549 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
8550 sensitive alias info at all. Only check that the two pointers
8551 have compatible pointed-to sets.
8552 * tree-ssa.c (verify_name_tags): Verify that the alias set of
8553 a pointer's type tag is a superset of the alias set of the
8556 2005-01-17 James E Wilson <wilson@specifixinc.com>
8559 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
8560 comment to document why.
8562 2005-01-17 Richard Henderson <rth@redhat.com>
8564 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
8565 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
8566 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
8567 sse2_vmsminv2df3_finite): New.
8568 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
8569 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
8570 Force op1 into register.
8572 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
8574 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
8575 bubblestrap from always rebuilding build directory.
8577 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
8579 * config/s390/s390.md ("*clc"): Remove incorrect '='.
8580 ("*cmpmem_short"): Likewise.
8582 2005-01-17 Steven Bosscher <stevenb@suse.de>
8584 * basic-block.h: Document BB_* flags.
8585 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
8586 use an sbitmap instead.
8587 * sched-rgn.c (compute_trg_info): Likewise.
8589 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
8591 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
8592 redundant target_cpu_default and extra_parts lines. Use the default
8594 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
8595 (SUBTARGET_EXTRA_SPECS): Delete.
8596 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
8597 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
8598 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
8599 and "n32" for -mabi=n32.
8601 2005-01-17 Ian Lance Taylor <ian@airs.com>
8604 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
8605 fold constant variables into initial values.
8607 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
8609 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
8611 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
8612 through the statements backward.
8614 2005-01-17 Ian Lance Taylor <ian@airs.com>
8616 PR middle-end/13127:
8617 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
8618 a variable set to the return value of the inlined function.
8620 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
8622 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
8623 when modes are tieable.
8625 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
8627 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
8628 of pthread_create to find out if threads are enabled.
8629 * gthr-posix95.h (__gthread_active_p): Likewise.
8631 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
8633 * common.opt (-fnew-ra): Remove.
8635 * toplev.h (flag_new_regalloc): Remove.
8636 * Makefile.in (ra*.*): Don't mention.
8637 * passes.c (rest_of_handle_new_regalloc): Remove.
8638 (rest_of_handle_combine, rest_of_compilation): Always consider
8639 flag_new_regalloc as false.
8640 * doc/invoke.texi: Don't document -fnew-ra.
8642 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
8644 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
8645 last parameter to reg_scan.
8646 * loop.c (loop_optimize): Likewise.
8647 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
8648 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
8649 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8650 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8651 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
8652 * regclass.c (reg_scan): Likewise, for the declaration.
8653 * rtl.h (reg_scan): Likewise, for the prototype.
8655 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
8657 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
8658 mark_dfs_back_edges.
8660 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
8662 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
8663 (compute_avail): Uses don't go in tmp_gen.
8665 2005-01-16 Steven Bosscher <stevenb@suse.de>
8667 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
8668 loop to look for a free slot in a page entry.
8670 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8673 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
8674 * toplev.c (compile_file): Call process_pending_assemble_output_defs
8675 just before targetm.asm_out.file_end.
8676 * tree.h (process_pending_assemble_output_defs): Declare.
8677 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
8679 (assemble_alias): Defer generation of assembly code for defines when
8680 TARGET_DEFERRED_OUTPUT_DEFS is true.
8681 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
8682 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
8683 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
8685 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8688 * pa.c (pa_scalar_mode_supported_p): New function.
8689 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
8690 * pa.h (MIN_UNITS_PER_WORD): Add comment.
8692 * pa-protos.h (prefetch_operand): Delete.
8693 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
8694 * pa.c (prefetch_operand): Delete.
8695 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
8696 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
8697 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
8698 and prefetch_nocc_operand.
8699 * pa.md (prefetch): Rework to avoid reload problems handling short
8700 displacements when a cache control completer needs to be provided.
8701 (prefetch_32, prefetch_64): Delete.
8702 (prefetch_cc, prefetch_nocc): New patterns.
8704 2005-01-15 David Edelsohn <edelsohn@gnu.org>
8706 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
8708 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8711 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
8712 exceeds maximum alignment for global common data.
8713 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
8714 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
8716 2004-01-15 Roger Sayle <roger@eyesopen.com>
8718 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
8720 2004-01-15 Roger Sayle <roger@eyesopen.com>
8722 * harg-reg-set.h (reg_class_names): Prototype global array.
8723 * regclass.c (reg_class_names): Declare here and initialize to
8725 (dump_regclass): Remove local declaration of reg_class_names.
8726 (regclass): Likewise.
8727 * cfg.c (dump_flow_info): Likewise.
8728 * ra-debug.c (reg_class_names): Likewise.
8729 * regrename.c (reg_class_names): Likewise.
8730 * reload.c (reg_class_names): Likewise.
8731 * reload1.c (spill_failure): Likewise.
8732 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
8734 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
8736 * config/s390/s390.md ("reload_outti"): Remove predicate for
8737 output operand. Abort if operand is not a MEM.
8738 ("reload_outdi", "reload_outdf"): Likewise.
8740 2005-01-15 Marc Espie <espie@openbsd.org>
8742 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
8743 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
8744 * config/openbsd.h: Fix C++ includes for native configurations.
8745 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
8746 Add trampoline support.
8747 * config/i386/openbsdelf.h: New.
8749 2005-01-15 Marc Espie <espie@openbsd.org>
8751 * collect2.c (main): Explicitly parse -dynamic-linker option.
8753 2005-01-15 Jakub Jelinek <jakub@redhat.com>
8755 PR tree-optimization/19060
8756 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
8757 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
8758 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
8759 and handle extract_range_from_cond returning false.
8760 * fold-const.c (fold): Optimize comparisons with min/max even for
8761 width > HOST_BITS_PER_WIDE_INT.
8763 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
8765 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
8766 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
8767 Remove little endian multilib variants.
8768 Add mips32 multilib variant.
8770 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
8772 * explow.c (copy_all_reg, stabilize): Remove.
8773 * expr.h: Remove the corresponding prototypes.
8775 * rtlanal.c (regs_set_between_p): Remove.
8776 * rtl.h: Remove the corresponding prototype.
8778 2005-01-14 David Edelsohn <edelsohn@gnu.org>
8780 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
8781 to rs6000_nonimmediate_operand.
8782 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
8783 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
8784 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
8785 rs6000_nonimmediate_operand.
8786 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
8787 rs6000_nonimmediate_operand.
8789 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
8791 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
8793 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8795 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
8797 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
8798 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
8800 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
8801 (rs6k_nonimmediate_operand): New.
8802 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
8804 (legitimate_lo_sum_address_p): Same.
8805 (rs6000_legitimize_address): Same.
8806 (rs6000_legitimize_reload_address): Same.
8807 (rs6000_legitimate_address): Same.
8808 (spe_build_register_parallel): Pass DF and DC modes in a DI
8811 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
8812 to rs6k_nonimmediate_operand.
8814 * config/rs6000/spe.md ("*frob_df_di"): New.
8815 ("*frob_di_df"): New.
8816 ("*frob_di_df_2"): New.
8817 ("*mov_sidf_e500_subreg0"): New.
8818 ("*mov_sidf_e500_subreg4"): New.
8819 ("*movdf_e500_double"): Change predicate to
8820 rs6k_nonimmediate_operand.
8822 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8824 * postreload.c (move2add_note_store): Only call
8825 trunc_int_for_mode on scalar integers.
8827 2005-01-14 Steven Bosscher <stevenb@suse.de>
8829 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
8830 replace BB_VISITED uses.
8831 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
8832 (propagate_necessity): Check the bitmap instead of BB_VISITED.
8833 (tree_dce_done): Free visited_control_parents.
8834 (perform_tree_ssa_dce): Allocate and clear it.
8835 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
8836 (compute_antic): Iterate from here using a DFS. Use an sbitmap
8837 instead of BB_VISITED.
8839 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
8841 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
8842 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
8843 Remove unused prototypes.
8845 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8847 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
8848 64-bit register usage.
8849 (spe_func_has_64bit_regs_p): Add FIXME note.
8851 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8853 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
8854 flag_finite_math_only with flag_unsafe_math_optimizations.
8856 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
8858 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
8860 (__tpf_eh_return): Copy TPF private stack area from the module
8861 boundary stack frame. Add check for when module addresses are
8862 equal, but no stub address is found.
8864 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
8867 * arm.h (struct machine_function): Add call_via field.
8868 (thumb_call_via_label): Declare.
8869 * arm.c (thumb_call_via_label): New variable.
8870 (thumb_call_reg_needed): New variable.
8871 (arm_output_function_epilogue): For Thumb code, output any per-function
8872 call-indirect trampolines.
8873 (thumb_call_via_reg): New function.
8874 (arm_file_end): New function.
8875 (TARGET_ASM_FILE_END): Call arm_file_end.
8876 (aof_file_end): Likewise.
8877 * arm-protos.h (thumb_call_via_reg): Declare.
8878 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
8879 thumb_call_via_reg in normal case.
8881 2005-01-14 Jakub Jelinek <jakub@redhat.com>
8884 PR rtl-optimization/19348
8885 * recog.c (peephole2_optimize): Do global life update if some peephole
8886 decides it doesn't need at least one of its inputs and that change
8887 influences liveness at the start of the basic block.
8889 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
8890 arguments instead of 1.
8892 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
8895 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
8896 zero for nested functions needing a static chain or functions
8897 with a non-constant address.
8899 2005-01-13 Roger Sayle <roger@eyesopen.com>
8901 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
8902 (and (sign_extend X) C) into (zero_extend (and X C)).
8904 2005-01-13 David O'Brien <obrien@FreeBSD.org>
8906 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
8908 2005-01-13 Richard Henderson <rth@redhat.com>
8913 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
8914 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
8915 not just TARGET_SSE.
8916 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
8917 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
8918 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
8919 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
8920 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
8921 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
8922 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
8923 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
8924 (movdicc_c_rex64): Rename with '*'.
8925 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
8926 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
8927 (movsfcc_1_387): Rename from movsfcc_1.
8928 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
8929 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
8930 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
8931 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
8932 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
8933 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
8934 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
8935 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
8936 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
8937 sse_movdfcc_const0_4): Remove.
8938 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
8939 recognize min/max early. Update for changed sse cmove patterns.
8940 (ix86_split_sse_movcc): New.
8941 * config/i386/i386-protos.h: Update.
8943 2005-01-13 Steven Bosscher <stevenb@suse.de>
8945 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
8946 (fix_stmt_v_may_defs): Likewise.
8948 2005-01-13 Richard Henderson <rth@redhat.com>
8950 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
8951 for converting the mask.
8953 2005-01-13 David Edelsohn <edelsohn@gnu.org>
8955 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
8958 2005-01-13 Richard Henderson <rth@redhat.com>
8960 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
8961 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
8962 IX86_BUILTIN_MOVDQ2Q): Remove.
8963 (IX86_BUILTIN_VEC_EXT_V4SI): New.
8964 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
8965 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
8967 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
8968 (sse2_pextrw): Fix immediate constraint.
8969 (sse2_loadq, sse2_loadq_rex64): Remove.
8970 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
8971 Use __builtin_ia32_vec_ext_<size>.
8972 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
8974 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
8976 * function.c (assign_parm_setup_block): Look inside original
8977 entry_parm when inspecting PARALLEL.
8979 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
8980 Joel Sherrill <joel@oarcorp.com>
8983 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
8984 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
8985 rtems_gxx_recursive_mutex_init.
8986 (__gthread_recursive_mutex_lock): New function.
8987 (__gthread_recursive_mutex_trylock): Likewise.
8988 (__gthread_recursive_mutex_unlock): Likewise.
8990 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
8992 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
8994 2005-01-13 Jan Beulich <jbeulich@novell.com>
8996 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
8997 (ashrti3_internal): Indicate output is early clobber. Generate result
8998 into output rather than first input. Use move for low word of output
8999 if shift count is exactly 64.
9000 (lshrti3_internal): Likewise.
9002 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
9006 * reload1.c (delete_output_reload): Don't delete an output reload
9007 if the pseudo lives longer than a single basic block. Adjust and
9008 improve wording of comment.
9010 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
9013 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
9014 of TYPE_SIZE where we mean the number of bytes.
9016 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
9018 * function.c (assign_parm_setup_block): Relax condition on
9019 multi-register optimization.
9021 2005-01-12 Nick Clifton <nickc@redhat.com>
9023 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
9024 an "in_delay_slot" attribute of "no" to prevent them being used in
9025 delay slots. This is forbidden because they might generate
9028 2005-01-12 Alan Modra <amodra@bigpond.net.au>
9031 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
9034 2005-01-12 Nick Clifton <nickc@redhat.com>
9036 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
9037 passed on to GAS) but do not define, as GAS no longer supports or
9038 needs the -m2000 option.
9040 2005-01-11 Roger Sayle <roger@eyesopen.com>
9042 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
9043 type as args of unprototyped builtins aren't automatically promoted.
9044 (fold_builtin_abs): Likewise.
9046 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9048 * Makefile.in: Set a `build-warn' variable.
9050 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
9052 PR tree-optimization/17949
9053 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
9054 (find_interesting_uses_address): Use it.
9056 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
9058 * regrename.c (kill_value): Handle subreg's that won't simplify.
9060 2005-01-11 Richard Henderson <rth@redhat.com>
9063 * config/i386/i386.h (enum ix86_builtins): Move ...
9064 * config/i386/i386.c: ... here.
9065 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
9066 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
9067 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
9068 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
9069 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
9070 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
9071 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
9072 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
9073 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
9074 IX86_BUILTIN_LOADDDUP): Remove.
9075 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
9076 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
9077 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
9078 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
9079 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
9080 (ix86_init_builtins): Make static.
9081 (ix86_init_mmx_sse_builtins): Update for changed builtins.
9082 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
9083 if all the modes match. Otherwise, fake it.
9084 (get_element_number, ix86_expand_vec_init_builtin,
9085 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
9086 (ix86_expand_builtin): Make static. Update for changed builtins.
9087 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
9088 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
9089 (ix86_expand_vector_init_duplicate): New.
9090 (ix86_expand_vector_init_low_nonzero): New.
9091 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
9092 Split out from ix86_expand_vector_init; handle integer modes.
9093 (ix86_expand_vector_init): Use them.
9094 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
9095 * config/i386/i386-protos.h: Update.
9096 * config/i386/predicates.md (reg_or_0_operand): New.
9097 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
9098 (movv2sf_internal): Likewise. And a splitter to match them all.
9099 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
9100 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
9101 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
9102 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
9103 (mmx_pinsrw): Fix operand ordering.
9104 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
9105 rather than sse_loadss expander.
9106 (movv2df splitter): Similarly.
9107 (sse_loadss, sse_loadlss): Remove.
9108 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
9109 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
9110 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
9111 (sse3_movddup): Rename with '*'.
9112 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
9113 (sse2_loadsd): Remove.
9114 (vec_dupv2df_sse3): Rename from sse3_loadddup.
9115 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
9116 (sse2_pinsrw): Fix argument ordering.
9117 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
9118 (sse2_stored): Remove 'r' destination.
9119 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
9120 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
9121 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
9122 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
9123 vec_extractv16qi, vec_initv16qi): New.
9125 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
9126 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
9127 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
9129 (_mm_load_pd, _mm_store_pd): Use plain dereference.
9130 (_mm_load_si128, _mm_store_si128): Likewise.
9131 (_mm_load1_pd): Use _mm_set1_pd.
9132 (_mm_load_sd): Use _mm_set_sd.
9133 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
9134 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
9135 (_mm_set_epi64): Use _mm_set_epi64x.
9136 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
9137 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
9138 _mm_setr_epi8): Use _mm_set_foo form.
9139 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
9140 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
9141 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
9142 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
9143 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
9144 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
9145 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
9146 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
9147 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
9148 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
9149 (_mm_movedup_pd): Use _mm_shuffle_pd.
9150 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
9151 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
9152 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
9153 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
9155 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
9156 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
9157 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
9158 (_mm_store_ps): Use raw dereference.
9159 (_mm_store1_ps): Use _mm_storeu_ps.
9160 (_mm_storer_ps): Use _mm_store_ps.
9161 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
9162 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
9164 2005-01-11 Stan Shebs <shebs@apple.com>
9166 * config/rs6000/rs6000.c (machopic_output_stub): Issue
9167 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
9169 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
9172 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
9173 Skip all DECLs except for FIELD_DECLs.
9175 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9177 * config/s390/s390.c (override_options): Return error if
9178 -mbackchain, -mpacked-stack and -mhard-float are used together.
9179 (s390_va_start): Remove the backchain && packed-stack special case.
9180 (s390_gimplify_va_arg): Likewise.
9181 * doc/invoke.texi: Remove the ABI incompatibility note.
9183 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9185 * config/s390/s390.c (struct s390_frame_layout): Remove
9187 (s390_frame_info, s390_emit_prologue): Replace occurrences of
9188 save_backchain_p with TARGET_BACKCHAIN.
9190 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9193 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
9194 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
9195 * function.c (locate_and_pad_parm): Set new field.
9196 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
9197 Tweak where_pad test to include "none". Always set mem align for
9199 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
9200 not sufficient for type.
9201 (assign_parm_setup_block): If stack_parm is zero on entry, always
9202 make a new stack local. Block move old stack parm if necessary
9203 to new aligned stack local.
9204 (assign_parm_setup_stack): Use a block move to handle
9205 potentially misaligned entry_parm.
9206 (assign_parms_unsplit_complex): Specify required alignment when
9207 creating stack local.
9208 * calls.c (compute_argument_addresses): Override alignment of stack
9209 arg calculated from its type with the alignment given by
9210 FUNCTION_ARG_BOUNDARY.
9211 (store_one_arg): Likewise.
9213 2005-01-11 Jan Beulich <jbeulich@novell.com>
9215 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
9216 Change respective itanium_class attribute to ialu.
9217 (shladdp4_internal): New.
9218 * config/ia64/predicates.md (shladd_log2_operand): New.
9220 2005-01-11 Richard Henderson <rth@redhat.com>
9222 * expr.c (store_constructor): Use rtvec_alloc instead of
9223 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
9225 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
9227 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
9229 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9231 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
9232 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
9233 (TARGET_RWRELOC): Define.
9234 (ia64_rwreloc_section_type_flags): Delete.
9235 (ia64_section_type_flags): New function.
9236 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
9237 (TARGET_RWRELOC): Define.
9239 2005-01-10 David Mosberger <davidm@hpl.hp.com>
9242 * config/ia64/ia64.c (process_set): For alloc insn, only call
9243 process_epilogue is !frame_pointer_needed.
9245 2005-01-10 Roger Sayle <roger@eyesopen.com>
9248 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
9249 unary operator and can't be treated as a binary/comparison operator.
9251 2005-01-10 Richard Henderson <rth@redhat.com>
9253 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
9254 (ix86_return_in_memory): Likewise.
9255 (function_arg_advance): Likewise. Mirror structure in function_arg
9256 for choosing register to advance.
9258 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
9260 * tree-vectorizer.c, tree.def: Fix comment typos.
9262 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
9264 * config/s390/s390.c (struct processor_costs): 4 new fields:
9265 ddbr, ddr, debr, der.
9266 (s390_rtx_costs): More precise handling of divide instructions.
9268 2005-01-10 David Edelsohn <edelsohn@gnu.org>
9270 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
9272 2005-01-10 Jan Beulich <jbeulich@novell.com>
9274 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
9275 names resulting from -ffunction-sections/-fdata-sections and linkonce
9277 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
9278 based on the section name. Rearrange the section name comparison logic
9279 slightly so that each section name is compared against at most once.
9281 2005-01-10 Ben Elliston <bje@au.ibm.com>
9283 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
9284 targets for which -fPIC reduces limitations on the GOT size.
9286 2005-01-09 Falk Hueffner <falk@debian.org>
9288 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
9291 2005-01-09 David Edelsohn <edelsohn@gnu.org>
9294 * collect2.c (main): Set aixrtl_flag for -brtl option.
9295 (resolve_lib_name): Search for .so file extension before .a
9298 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
9300 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
9301 (vect_analyze_data_refs_alignment): Add dump prints.
9303 2005-01-09 Ira Rosen <irar@il.ibm.com>
9305 * tree-vectorizer.c (vect_analyze_offset_expr): Use
9306 expr_invariant_in_loop_p.
9307 Initialize outputs first thing in the function.
9308 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
9309 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
9310 (vect_analyze_pointer_ref_access): Check that the initial condition of
9311 the access function is loop invariant.
9313 2005-01-09 Richard Henderson <rth@redhat.com>
9315 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
9316 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
9317 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
9318 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
9319 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
9320 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
9321 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
9322 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
9323 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
9324 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
9325 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
9326 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
9327 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
9328 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
9329 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
9330 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
9331 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
9332 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
9333 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
9334 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
9335 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
9336 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
9337 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
9339 (mmx_clrdi, pavgusb): Remove.
9340 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
9341 with leading sse_ prefix.
9342 * config/i386/sse.md: Receive them.
9343 * config/i386/mmx.md: New file.
9344 (MMXMODE12, MMXMODE24, mmxvecsize): New.
9345 (subrv2sf3): Turn into expander for normal subtraction.
9346 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
9347 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
9348 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
9349 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
9350 commutative; use ix86_binary_operator_ok.
9351 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
9352 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
9353 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
9354 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
9355 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
9356 Macroize from existing patterns; use ix86_binary_operator_ok.
9357 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
9358 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
9359 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
9360 with vec_select+vec_concat.
9361 (mmx_pshufw, mmx_pshufw_1): Likewise.
9362 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
9363 (mmx_uavgv4hi3): Model correctly.
9364 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
9365 _mm_xor_si64): Remove casts.
9367 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
9369 PR tree-optimization/19224
9370 * tree-scalar-evolution.c (get_instantiated_value,
9371 set_instantiated_value): New functions.
9372 (instantiate_parameters_1): Cache the results.
9373 (instantiate_parameters, resolve_mixers): Initialize and free
9376 2005-01-08 David Edelsohn <edelsohn@gnu.org>
9378 * config/i386/i386.md (addhi_4): Correct reference in comment.
9381 2005-01-08 Richard Henderson <rth@redhat.com>
9383 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
9384 (_mm_cvtsi128_si64x): Likewise.
9385 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
9386 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
9387 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
9388 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
9389 * config/i386/i386-protos.h: Update.
9390 * config/i386/i386.c (print_operand): Add 'H'.
9391 (ix86_fixup_binary_operands): Split out from ...
9392 (ix86_expand_binary_operator): ... here.
9393 (ix86_fixup_binary_operands_no_copy): New.
9394 (ix86_expand_fp_absneg_operator): Handle vector mode results.
9395 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
9396 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
9397 (safe_vector_operand): Use CONST0_RTX.
9398 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
9399 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
9400 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
9401 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
9403 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
9404 (IX86_BUILTIN_CMPNGESS): New.
9405 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
9406 (attr type): Add sselog1.
9407 (attr unit, attr memory): Handle it.
9408 (movti, movti_internal, movti_rex64): Move near other integer moves.
9409 (movtf, movtf_internal): Move near other fp moves.
9410 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
9411 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
9412 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
9413 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
9414 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
9415 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
9416 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
9417 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
9418 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
9419 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
9420 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
9421 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
9422 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
9423 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
9424 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
9425 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
9426 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
9427 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
9428 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
9429 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
9430 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
9431 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
9432 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
9433 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
9434 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
9435 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
9436 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
9437 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
9438 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
9439 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
9440 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
9441 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
9442 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
9443 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
9444 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
9445 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
9446 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
9447 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
9448 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
9449 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
9450 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
9451 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
9452 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
9453 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
9455 (SSEPUSH, push<SSEPUSH>): Remove.
9456 (MMXPUSH, push<MMXPUSH>): Remove.
9457 (sse_movaps, sse_movaps_1, sse_movups): Remove.
9458 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
9459 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
9460 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
9461 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
9462 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
9463 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
9464 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
9465 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
9466 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
9467 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
9468 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
9469 (ppro_sse_log_V4SF): Handle sselog1.
9470 * config/i386/predicates.md (const_0_to_1_operand): New.
9471 (const_0_to_255_mul_8_operand): New.
9472 (const_1_to_31_operand): Rename from const_int_1_31_operand.
9473 (const_2_to_3_operand, const_4_to_7_operand): New.
9474 * config/i386/sse.md: New file.
9475 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
9476 (sse_movups): Rename from sse_movups_1.
9477 (sse_loadlss): Rename from sse_loadss_1.
9478 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
9480 (negv4sf2): Use ix86_expand_fp_absneg_operator.
9481 (absv4sf2, negv2df, absv2df): New.
9482 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
9483 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
9484 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
9485 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
9486 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
9487 (sse3_addsubv4sf3): Model correctly.
9488 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
9489 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
9490 (sse_movhlps): Model with vec_select+vec_concat.
9491 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
9492 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
9493 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
9494 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
9495 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
9496 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
9497 sse2_pshufhw_1): Likewise.
9498 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
9499 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
9500 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
9501 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
9502 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
9503 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
9504 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
9505 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
9506 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
9507 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
9508 sminv8hi3): Mark commutative
9509 operands. Use ix86_binary_operator_ok.
9510 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
9511 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
9512 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
9513 sse2_punpcklqdq): Allow operand2 in memory.
9514 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
9515 sse2_movsd): Add memory alternatives.
9516 (sse_storelps): Turn expander into an insn; split after reload.
9517 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
9518 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
9520 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
9522 * configure.ac (DWARF-2 debug_line): Use objdump.
9523 * configure: Regenerate.
9525 2005-01-08 Jeff Law <law@redhat.com>
9526 Diego Novillo <dnovillo@redhat.com>
9528 PR tree-optimization/18241
9529 * tree-nrv.c (tree_nrv): Ignore volatile return values.
9530 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
9531 statements with volatile operands.
9532 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
9533 operands after marking a statement with has_volatile_ops.
9535 2005-01-08 Roger Sayle <roger@eyesopen.com>
9537 * tree.c (int_fits_type_p): Always honor integer constant
9538 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
9540 2005-01-08 Roger Sayle <roger@eyesopen.com>
9542 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
9543 the latent bug in rtl_delete_block has been resolved.
9545 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9547 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
9548 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
9550 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9552 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
9553 library as @multilib_dir@/$(SHLIB_SONAME).
9555 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9557 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
9558 * configure: Regenerate.
9560 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9562 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
9565 2005-01-07 David Edelsohn <edelsohn@gnu.org>
9568 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
9569 Convert non-word aligned offset address using ld/std into
9572 2005-01-07 Richard Henderson <rth@redhat.com>
9574 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
9576 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
9578 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
9580 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9582 PR tree-optimization/19283
9583 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
9584 is not shorter than the original type.
9586 PR rtl-optimization/19012
9587 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
9589 PR rtl-optimization/18861
9590 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
9591 (FULL_STATE): Define.
9592 (mark_tablejump_edge): New function.
9593 (purge_dead_tablejump_edges): New function.
9594 (find_bb_boundaries): Use it.
9596 PR tree-optimization/18828
9597 * builtins.c (expand_builtin_next_arg): Remove argument and all
9598 the argument checking.
9599 (expand_builtin): Adjust caller.
9600 (expand_builtin_va_start): Likewise. Remove error for too many
9602 (fold_builtin_next_arg): Issue error for too many arguments.
9603 After checking arguments, replace them with magic arguments that
9604 prevent further checking of the args.
9606 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9608 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
9610 2005-01-06 Roger Sayle <roger@eyesopen.com>
9613 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
9614 and %{.S:...} (and their negative variants) to test whether the
9615 input file is assembler or pre-processed-assembler independent of
9616 the actual filename extension.
9618 2005-01-06 Roger Sayle <roger@eyesopen.com>
9620 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
9621 of sign or zero extended values.
9623 2005-01-06 Geoffrey Keating <geoffk@apple.com>
9625 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
9626 for IBM long double format correctly.
9628 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
9630 Fix PR tree-optimization/18792
9632 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
9633 to first_loop_depth, and use loop depth instead of loop number.
9634 (build_classic_dir_vector): Ditto.
9635 (compute_data_dependences_for_loop): Use depth, not loop number.
9636 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
9637 number. Pass in loops, instead of loop numbers.
9638 (gather_interchange_stats): Ditto.
9639 (linear_transform_loops): Ditto.
9641 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
9644 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
9645 biv_fits_mode_p, extension_within_bounds_p): New functions.
9646 (check_ext_dependent_givs): Use them.
9648 2005-01-06 Roger Sayle <roger@eyesopen.com>
9650 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
9651 more than one barrier, in which case we should delete them all.
9653 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
9655 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
9657 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
9659 Fix PR middle-end/19286
9661 * dwarf2out.c (gen_subprogram_die): If we've already tried to
9662 output this subprogram, simply ignore this attempt to do it again.
9663 (add_abstract_origin_attribute): Don't abort trying to add the abstract
9664 origin attribute if it's not possible.
9665 (gen_block_die): Don't ignore subblocks of "unused" blocks.
9666 (decls_for_scope): Ditto.
9667 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
9668 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
9670 2005-01-05 Richard Henderson <rth@redhat.com>
9673 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
9674 (bdesc_2arg): Use it.
9675 (ix86_expand_binop_builtin): Force operands into registers
9677 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
9678 ix86_expand_sse_compare, ix86_expand_sse_comi,
9679 ix86_expand_builtin): Likewise.
9681 2005-01-05 Richard Henderson <rth@redhat.com>
9683 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
9685 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
9686 (mulv4hi3): Set itanium_class mmmul.
9687 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
9688 (fpack): Rename from fpack_sfsf.
9690 2005-01-05 Richard Henderson <rth@redhat.com>
9693 * reload1.c (do_input_reload): Restrict the optimization deleteing
9694 a previous output reload to RELOAD_FOR_INPUT.
9696 2005-01-05 Steven Bosscher <stevenb@suse.de>
9698 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
9699 comment that we fall through after case.
9700 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
9701 (distribute_links): Likewise.
9702 * cse.c (cse_insn): Likewise.
9703 * cselib.c (cselib_invalidate_mem): Likewise.
9704 * df.c: Update comments at the top of the file.
9705 (read_modify_subreg_p): Update comments here too.
9706 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
9707 * flow.c (mark_set_1): Likewise.
9708 (mark_used_regs): Likewise.
9709 * gcse.c (mems_conflict_for_gcse_p): Likewise.
9710 (canon_list_insert): Likewise.
9711 (mark_set): Likewise.
9712 (try_replace_reg): Likewise.
9713 (store_killed_in_insn): Likewise.
9714 * loop.c (count_one_set): Likewise.
9715 (basic_induction_var): Likewise.
9716 * postreload-gcse.c (find_mem_conflicts): Likewise.
9717 * postreload.c (reload_combine_note_store): Likewise.
9718 (move2add_note_store): Likewise.
9719 * reload.c (find_equiv_reg): Likewise.
9720 (mark_referenced_resources): Likewise.
9721 * rtlanal.c (set_noop_p): Likewise.
9722 (note_stores): Likewise.
9723 (note_uses): Likewise.
9724 * sched-deps.c (sched_analyze_1): Likewise.
9725 * sched-rgn.c (check_live_1): Likewise.
9726 (update_live_1): Likewise.
9727 * config/i860/i860.c: Likewise.
9729 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
9731 (ZERO_EXTRACT): Mention that this one can be an lvalue.
9733 * doc/rtl.texi: Update documentation for bit-fields and SET.
9735 2005-01-05 Roger Sayle <roger@eyesopen.com>
9737 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
9739 2005-01-05 Jan Hubicka <jh@suse.cz>
9740 Richard Henderson <rth@redhat.com>
9743 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
9746 2005-01-05 Richard Henderson <rth@redhat.com>
9749 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
9750 (sse_shufps): Change operand 3 to const_int_operand.
9751 (sse2_storelps): Fix typo in template.
9752 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
9753 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
9754 (ix86_expand_builtin): Likewise.
9756 2005-01-05 Julian Brown <julian@codesourcery.com>
9758 * config/arm/arm.c (arm_return_in_memory): Treat complex types
9759 as aggregates for AAPCS ABIs.
9761 2005-01-05 Stan Shebs <shebs@apple.com>
9763 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
9764 Mach-O getters if ppc64.
9765 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
9767 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
9768 signed four-byte field for global code case.
9769 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
9771 2005-01-05 Roger Sayle <roger@eyesopen.com>
9774 * c-common.c: Include real.h.
9775 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
9776 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
9777 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
9778 * Makefile.in (c-common.o): Update dependencies.
9780 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9782 * c-parse.in (asm_string): Add trailing semicolon.
9784 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9786 * c-parse.in (asm_string): New. Don't allow wide strings in
9788 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
9789 asm_string instead of STRING.
9791 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9793 * c-typeck.c (constructor_no_implicit): Remove.
9794 (set_designator, process_init_element): Don't check
9795 constructor_no_implicit.
9797 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
9798 Kaz Kojima <kkojima@gcc.gnu.org>
9801 * lcm.c (create_pre_exit): New.
9802 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
9803 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
9805 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9807 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
9808 -msoft-float in target_float_switch.
9809 * arm.c (arm_override_options): Fix processing of target_float_switch.
9811 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9813 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
9816 2004-01-05 Uros Bizjak <uros@kss-loka.si>
9818 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
9819 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
9821 2005-01-04 Roger Sayle <roger@eyesopen.com>
9823 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
9824 if deleting the then-block allows the test-block to fallthru to the
9827 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
9830 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
9831 after the full declaration if the are in two different TUs.
9833 2005-01-04 Richard Henderson <rth@redhat.com>
9836 * tree-sra.c (generate_one_element_init): Just
9837 call gimplify_and_add.
9838 (generate_element_init): Record the
9839 new referenced variables and mark them for renaming
9840 and split out to ...
9841 (generate_element_init_1): This.
9842 (scalarize_init): Don't call push_gimplify_context/
9843 pop_gimplify_context.
9845 2005-01-04 Geoffrey Keating <geoffk@apple.com>
9847 * toplev.c (get_src_pwd): Handle failure of getpwd().
9849 2005-01-04 Roger Sayle <roger@eyesopen.com>
9851 * fold-const.c (fold_single_bit_test): Delete unreachable handling
9853 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
9854 all the cases handled by it are inverted by invert_truthvalue.
9856 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9858 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
9859 (save_register_windowsi): Likewise.
9861 2005-01-04 Richard Henderson <rth@redhat.com>
9863 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
9865 2005-01-04 Uros Bizjak <uros@kss-loka.si>
9868 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
9869 any simplifications of vector mode comparison operators.
9870 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
9872 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
9873 Devang Patel <dpatel@apple.com>
9875 PR tree-optimization/18308
9876 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
9877 the operands before creating a new expression.
9878 * dojump.c (do_jump): Make drop_through_label available
9879 for all cases. Add expansion of COND_EXPR.
9881 2005-01-04 Ira Rosen <irar@il.ibm.com>
9883 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
9884 INTEGER_CST instead of TREE_CONSTANT.
9885 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
9886 instead of TREE_CONSTANT.
9887 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
9888 instead of TREE_CONSTANT.
9890 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9892 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
9894 2005-01-04 Uros Bizjak <uros@kss-loka.si>
9897 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
9898 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
9900 2005-01-03 Richard Henderson <rth@redhat.com>
9902 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
9903 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
9904 fold_convert_const_real_from_real): Split out from ...
9905 (fold_convert_const): ... here.
9907 2005-01-03 Richard Henderson <rth@redhat.com>
9910 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
9911 (mov<MMXMODEI>_internal): Likewise.
9912 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
9913 Add V2SF case; use it for SSE1; don't use TI.
9914 (movdf_integer): Likewise.
9915 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
9917 2005-01-03 Ira Rosen <irar@il.ibm.com>
9919 * tree-vectorizer.c (vect_strip_conversions): New function.
9920 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
9921 check for binary class.
9923 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
9927 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
9929 * gimple-low.c (mark_blocks_with_used_vars): New function.
9930 (mark_blocks_with_used_subblocks): Ditto.
9931 (mark_used_blocks): Ditto.
9932 (pass_mark_used_blocks): New pass.
9933 * tree-inline.c: Include debug.h.
9934 (expand_call_inline): Call outlining_inline_function here.
9935 * tree-optimize.c (init_tree_optimization_passes): Add
9936 pass_mark_used_blocks.
9937 * tree-pass.h (pass_mark_used_blocks): New.
9938 * Makefile.in (tree-inline.o): Add debug.h dependency.
9940 2005-01-03 Geoffrey Keating <geoffk@apple.com>
9942 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
9943 VAR_DECLs to have weak_import attribute.
9945 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
9948 2004-01-03 Steven Bosscher <stevenb@suse.de>
9950 * passes.c (rest_of_compilation): Don't run regmove if only
9951 flag_expensive_optimizations, require flag_regmove instead.
9953 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
9955 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
9957 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
9958 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9959 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
9960 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9962 2005-01-03 Richard Henderson <rth@redhat.com>
9964 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
9965 (ia64_const_ok_for_letter_p): New.
9966 (ia64_const_double_ok_for_letter_p): New.
9967 (ia64_extra_constraint): New.
9968 (ia64_expand_vecint_compare): New.
9969 (ia64_expand_vcondu_v2si): New.
9970 (ia64_expand_vecint_cmov): New.
9971 (ia64_expand_vecint_minmax): New.
9972 (ia64_print_operand): Add 'v'.
9973 (ia64_preferred_reload_class): New.
9974 (ia64_vector_mode_supported_p): New.
9975 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
9976 (PREFERRED_RELOAD_CLASS): Move to function.
9977 (CONST_OK_FOR_LETTER_P): Move to function.
9978 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
9979 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
9980 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
9981 (EXTRA_CONSTRAINT): Move to function.
9982 * config/ia64/ia64.md: Include vect.md.
9983 (itanium_class): Add mmalua.
9985 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
9987 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
9988 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
9990 (const_int_2bit_operand): New.
9991 (fr_reg_or_0_operand): New.
9992 * config/ia64/ia64-modes.def: Add vector modes.
9993 * config/ia64/ia64-protos.h: Update.
9994 * config/ia64/vect.md: New file.
9996 2005-01-03 Richard Henderson <rth@redhat.com>
9998 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
10000 2005-01-03 Uros Bizjak <uros@kss-loka.si>
10003 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
10005 (log1pdf2): Change mode of operands[0,1] to DFmode.
10007 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
10009 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
10010 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
10011 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
10012 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
10013 SPARC_RELAXED_ORDERING.
10015 2005-01-03 Richard Henderson <rth@redhat.com>
10016 Uros Bizjak <uros@kss-loka.si>
10019 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
10020 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
10021 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
10023 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
10024 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
10025 const_pow2_1_to_128_operand): New predicates.
10027 2005-01-02 Greg McGary <greg@mcgary.org>
10029 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
10031 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
10032 object. [ptr_type]: Remove unused variable.
10033 Remember nearest addressable array-element or record-component
10034 when checking bitfield components. Tolerate empty BIND_EXPR.
10036 2005-01-01 Richard Henderson <rth@redhat.com>
10038 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
10039 that don't narrow the value. Fail for other conversions.
10041 2005-01-01 Richard Henderson <rth@redhat.com>
10044 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
10045 * c-lang.c (finish_file): Don't do it here.
10046 * objc/objc-act.c (objc_finish_file): Likewise.
10048 * cgraph.c (decl_assembler_name_equal): New.
10049 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
10050 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
10051 * cgraph.h (struct cgraph_varpool_node): Add next.
10052 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
10053 * varasm.c (assemble_alias): Mark the target as needed.
10055 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
10057 PR middle-end/19221
10058 * function.c (get_arg_pointer_save_area): Use entry_of_function
10059 instead of get_insns.
10061 2005-01-01 Roger Sayle <roger@eyesopen.com>
10062 Andrew Pinski <pinskia@physics.uc.edu>
10063 James E. Wilson <wilson@specifixinc.com>
10065 PR rtl-optimization/12092
10066 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
10069 2005-01-01 Roger Sayle <roger@eyesopen.com>
10070 Olivier Hainque <hainque@act-europe.fr>
10072 * tree.c (int_fits_type_p): A narrower type always fits in a
10073 wider one, except for negative values into unsigned types.
10075 2005-01-01 Roger Sayle <roger@eyesopen.com>
10077 * tree.c (int_fits_type_p): Compare the result of force_fit_type
10078 with the original constant rather than require TREE_OVERFLOW.
10080 2005-01-01 Steven Bosscher <stevenb@suse.de>
10082 PR middle-end/17544
10083 * c-decl.c (finish_function): If compiling C99, annotate the
10084 compiler generated return with the current file name and line 0.
10085 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
10086 the source line is greater than 0.
10087 (remove_bb): Likewise.