1 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
4 * config/cris/cris.md: Change all 0 in unspec 0 to
6 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
7 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
9 ("return"): Change to define_expand. Call cris_expand_return for
11 ("*return_expanded"): New pattern.
12 ("epilogue"): New define_expand.
13 * config/cris/cris.h (PREDICATE_CODES): Add
14 cris_load_multiple_op.
15 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
17 (enum cris_retinsn_type): New.
18 (struct machine_function): New member return_type.
19 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
20 (cris_target_asm_function_epilogue): Remove, moving RTLified
22 (cris_expand_epilogue): New function.
23 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
24 (cris_gen_movem_load, cris_load_multiple_op)
25 (cris_return_address_on_stack_for_return, cris_expand_return): New
27 (cris_target_asm_function_prologue)
28 (cris_initial_frame_pointer_offset): Call
29 cris_reg_saved_in_regsave_area instead of complicated expression.
30 Call cris_return_address_on_stack instead of an expression.
31 (cris_print_operand) <case 'o', case 'O'>: New cases.
32 (cris_return_address_on_stack): Change return-type to bool.
33 (cris_simple_epilogue): Ditto. Return false if registers are
35 * config/cris/cris-protos.h (cris_simple_epilogue)
36 (cris_return_address_on_stack): Adjust prototype return type.
37 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
38 (cris_return_address_on_stack_for_return): New prototypes.
40 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
42 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
45 * config/frv/frv-protos.h: Add a prototype to
46 frv_legitimate_memory_operand and frv_const_unspec_p.
47 (frv_unspec): Move from frv.c.
48 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
49 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
50 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
51 gpr_or_fpr_operand, gpr_or_int12_operand,
52 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
53 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
54 int6_operand, int5_operand, uint5_operand, uint4_operand,
55 uint1_operand, int_2word_operand, uint16_operand,
56 upper_int16_operand, integer_register_operand,
57 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
58 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
59 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
60 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
61 move_destination_operand, movcc_fp_destination_operand,
62 frv_function_symbol_referenced_p, move_source_operand,
63 condexec_dest_operand, condexec_source_operand,
64 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
65 const_unspec_operand, gpr_or_memory_operand,
66 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
67 icc_operand, fcc_operand, cc_operand, icr_operand,
68 fcr_operand, cr_operand, call_operand, sibcall_operand,
69 symbolic_operand, relational_operator,
70 integer_relational_operator, float_relational_operator,
71 ccr_eqne_operator, minmax_operator,
72 condexec_si_binary_operator, condexec_si_media_operator,
73 condexec_si_divide_operator, condexec_si_unary_operator,
74 condexec_sf_conv_operator, condexec_sf_add_operator,
75 condexec_memory_operand, intop_compare_operator, acc_operand,
76 even_acc_operand, quad_acc_operand, accg_operand: Move to
78 * config/frv/frv.h (PREDICATE_CODES): Remove.
79 * config/frv/frv.md: Include predicates.md.
80 * config/frv/predicates.md: New.
82 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
85 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
86 * tree-ssa-loop-ivopts.c: Include langhooks.h.
87 (add_standard_iv_candidates_for_size): New function, extracting code
88 from add_standard_iv_candidates and parameterizing it by type size.
89 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
91 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
93 * system.h (GCOV_SIZE_TYPE): Unposion.
94 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
95 (GCOV_TYPE_SIZE): ...this new macro.
96 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
97 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
98 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
99 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
100 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
101 instead of unsigned_intSI_type_node.
102 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
103 (rtl_gen_one_value_profiler_no_edge_manipulation)
104 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
105 * value-prof.c: Include coverage.h.
107 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
108 Diego Novillo <dnovillo@redhat.com>
110 Fix PR tree-optimization/20703
111 Fix PR tree-optimization/20725
113 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
114 (create_expression_by_pieces): Ditto.
115 (valid_in_set): Ditto. Also handle tcc_declaration.
116 (find_or_generate_expression): Handle comparison class.
117 (insert_into_preds_of_block): Ditto.
119 (create_value_expr_from): Handle comparison class, recursively
120 handle reference nodes.
121 (compute_avail): Handle comparison classes, rewrite a little cleaner.
122 (execute_pre): Fix spacing.
123 (do_fre): Renamed to execute_fre.
125 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
127 * doc/invoke.texi (SPARC options): Document that
128 -mlittle-endian is not supported on Linux either.
130 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
134 * config.gcc (Obsolete configurations): Remove
135 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
136 (sparclite-*-coff*): Delete.
137 (sparclite-*-elf*): Likewise.
138 (sparc86x-*-elf*): Likewise.
139 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
140 * config/sparc/lite.h: Delete.
141 * config/sparc/litecoff.h: Likewise.
142 * config/sparc/liteelf.h: Likewise.
143 * config/sparc/sp86x-elf.h: Likewise.
144 * config/sparc/t-sparclite: Likewise.
145 * config/sparc/t-sp86x: Likewise.
147 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
149 * config/s390/s390-protos.h: (s390_comparison,
150 s390_alc_comparison, s390_slb_comparison, const0_operand,
151 consttable_operand, larl_operand, s_operand,
152 shift_count_operand, bras_sym_operand, load_multiple_operation,
153 store_multiple_operation, s390_plus_operand): Remove prototypes.
154 (s390_legitimate_address_without_index_p): New prototype.
155 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
157 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
158 const0_operand, consttable_operand, larl_operand, s_operand,
159 shift_count_operand, bras_sym_operand, load_multiple_operation,
160 store_multiple_operation, s390_plus_operand): Move to
162 (check_mode): Remove.
163 (s390_branch_condition_mask): Remove 'static'. Move prototype to
165 (s390_legitimate_address_without_index_p): New.
166 * config/s390/s390.h (PREDICATE_CODES): Remove.
167 * config/s390/s390.md: Include predicates.md.
168 * config/s390/predicates.md: New.
170 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
173 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
174 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
175 (NEED_INDICATE_EXEC_STACK): Define to 1.
176 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
177 (NEED_INDICATE_EXEC_STACK): Define to 1.
178 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
179 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
180 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
181 (pic_helper_emitted_p): New global.
182 (emit_pic_helper): New function extracted from...
183 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
184 Do not call emit_pic_helper if delay_pic_helper is true.
185 (sparc_expand_prologue): Pass 'false' to load_pic_register.
186 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
187 (sparc_file_end): New function.
189 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
191 * config/mcore/mcore-protos.h: Remove the prototypes for
192 mcore_arith_reg_operand, mcore_general_movsrc_operand,
193 mcore_general_movdst_operand, mcore_reload_operand,
194 mcore_arith_J_operand, mcore_arith_K_operand,
195 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
196 mcore_arith_K_S_operand, mcore_arith_imm_operand,
197 mcore_arith_any_imm_operand, mcore_arith_O_operand,
198 mcore_literal_K_operand, mcore_addsub_operand,
199 mcore_compare_operand, mcore_load_multiple_operation,
200 mcore_store_multiple_operation, mcore_call_address_operand.
201 Add a prototype for const_ok_for_mcore.
202 * config/mcore/mcore.c (mcore_call_address_operand,
203 mcore_general_movsrc_operand, mcore_general_movdst_operand,
204 mcore_arith_reg_operand, mcore_reload_operand,
205 mcore_arith_J_operand, mcore_arith_K_operand,
206 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
207 mcore_arith_M_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): Move to predicates.md.
212 (const_ok_for_mcore): Export.
213 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
214 * config/mcore/mcore.md: Include predicates.md.
215 * config/mcore/predicates.md: New.
217 * config/mcore/predicates.md: Fix a comment typo.
219 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
220 Adrian Straetling <straetling@de.ibm.com>
222 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
223 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
224 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
226 ("imul"): Removed from "type" attribute.
227 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
228 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
229 Changed type to imulsi.
230 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
232 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
234 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
235 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
236 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
237 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
238 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
239 (TARGET_SWITCHES, mcore_stack_increment_string)
240 (TARGET_OPTIONS): Delete.
241 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
242 than *_BIT constants.
243 (TARGET_8ALIGN): #undef old definition before redefining to 1.
244 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
245 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
246 (mcore_override_options): Delete mcore_stack_increment code.
247 Change use of M340_BIT to MASK_M340.
248 * config/mcore/mcore.opt: New file.
250 2005-04-04 Ian Lance Taylor <ian@airs.com>
252 * config/arm/arm.c (replace_symbols_in_block): Remove static
255 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
257 * config/fr30/fr30-protos.h: Remove the prototypes for
258 stack_add_operand, add_immediate_operand,
259 high_register_operand, low_register_operand, call_operand,
260 di_operand, and nonimmediate_di_operand.
261 * config/fr30/fr30.c (stack_add_operand,
262 add_immediate_operand, high_register_operand,
263 low_register_operand, call_operand, di_operand,
264 nonimmediate_di_operand): Move to predicates.md.
265 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
266 * config/fr30/fr30.md: Include predicates.md.
267 * config/fr30/predicates.md: New.
269 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
270 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
271 mcore_call_address_operand.
273 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
274 general_movsrc_operand.
276 2005-04-04 Alan Modra <amodra@bigpond.net.au>
278 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
281 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
284 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
287 2005-04-04 Richard Henderson <rth@redhat.com>
288 Jakub Jelinek <jakub@redhat.com>
290 PR rtl-optimization/16104
291 * fold-const.c (fold_unary): Fix folding of vector conversions.
293 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
295 * config.gcc (xstormy16-*-elf): Set extra_options.
296 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
297 * config/stormy16/stormy16.opt: New file.
299 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
301 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
302 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
303 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
304 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
305 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
306 (TARGET_UNIX_ASM): Delete.
307 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
308 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
309 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
310 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
311 * config/pdp11/pdp11.opt: New file.
313 2005-04-03 Roger Sayle <roger@eyesopen.com>
314 Alexandre Oliva <aoliva@redhat.com>
317 * fold-const.c (non_lvalue): Split tests into...
318 (maybe_lvalue_p): New function.
319 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
320 C++ front-end prior to lowering into gimple form.
322 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
324 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
325 BUILT_IN_STRNCASECMP): New.
326 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
329 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
332 * arm.md (addsi3_compare0_for_combiner): Delete.
333 (addsi3_compare0_scratch_for_combiner): Delete.
334 (cmpsi_neg_shiftsi): Delete.
335 (compare_negsi_si): New pattern.
336 (cmpsi_negshiftsi_si): New pattern.
337 (negated_cbranchsi4): Restrict to equality_operator.
339 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
342 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
344 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
347 * doc/install.texi: Fix a typo.
349 2005-04-03 Steven Bosscher <stevenb@suse.de>
352 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
353 a computed goto if the edge to the computed goto block has
354 incoming abnormal edges. Clarify how the function works.
356 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
358 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
359 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
360 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
361 hash_scan_set, reg_set_between_after_reload_p,
362 reg_used_between_after_reload_p, get_avail_load_store_reg,
363 eliminate_partially_redundant_load): Likewise.
364 * postreload.c (reload_cse_simplify_set,
365 reload_combine_note_use): Likewise.
366 * predict.c (predict_insn, expected_value_to_br_prob,
367 propagate_freq, expensive_function_p): Likewise.
368 * print-rtl.c (print_rtx): Likewise.
369 * profile.c (instrument_edges, instrument_values,
370 compute_branch_probabilities, branch_prob, union_groups,
371 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
372 * protoize.c (in_system_include_dir, file_could_be_converted,
373 file_normally_convertible, gen_aux_info_file, seek_to_line,
374 do_cleaning): Likewise.
375 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
376 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
377 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
379 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
381 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
382 * modulo-sched.c (undo_replace_buff_elem): New structure.
383 (kernel_number_of_cycles, ps_unschedule_node,
384 undo_generate_reg_moves,free_undo_replace_buff,
385 undo_permute_partial_schedule, loop_single_full_bb_p,
386 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
387 build_loops_structure, get_sched_window): New.
388 (generate_reg_moves): Return undo_replace_buff_elem and other
390 (generate_prolog_epilog): Remove old loop versioning.
391 (sms_schedule): Use loop information and loop_version.
392 (sms_schedule_by_order): Split part of it to get_sched_window.
393 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
394 cfg_layout_finalize and free_dominance_info before/after SMS.
396 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
398 * cfghooks.c (lv_flush_pending_stmts,
399 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
400 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
401 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
402 lv_add_condition_to_bb,
403 lv_adjust_loop_header_phi, extract_cond_bb_edges,
404 flush_pending_stmts): New in cfg_hooks structure.
405 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
406 extract_cond_bb_edges, lv_adjust_loop_header_phi,
407 lv_add_condition_to_bb): New declarations.
408 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
410 (loop_version): Declare.
411 * cfgloopmanip.c (cfghooks.h): Include.
412 (duplicate_loop_to_header_edge): Change return type to bool.
413 (loop_version, lv_adjust_loop_entry_edge): Move here.
414 * cfgrtl.c (cfgloop.h): Include.
415 (rtl_verify_flow_info_1): Fix.
416 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
417 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
419 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
420 tree_lv_add_condition_to_bb): New.
421 (tree_cfg_hooks): Add new hooks to initialization.
422 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
423 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
425 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
427 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
428 xstormy16_below100_or_register,
429 xstormy16_splittable_below100_or_register, and
430 nonimmediate_nonstack_operand.
432 * config/stormy16/stormy16-protos.h: Remove the prototypes for
433 xstormy16_ineqsi_operator, equality_operator,
434 inequality_operator, shift_operator,
435 xstormy16_below100_operand, xstormy16_below100_or_register,
436 xstormy16_splittable_below100_or_register,
437 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
438 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
439 equality_operator, inequality_operator,
440 xstormy16_below100_operand, xstormy16_below100_or_register,
441 xstormy16_splittable_below100_or_register,
442 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
443 nonimmediate_nonstack_operand, shift_operator): Move to
445 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
446 * config/stormy16/stormy16.md: Include predicates.md.
447 * config/stormy16/predicates.md: New.
449 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
451 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
452 small_int, large_int, reg_or_0_operand, simple_memory_operand,
453 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
454 move_operand, power_of_2_operand): Move to predicates.md.
455 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
456 PREDICATE_CODE): Remove.
457 * config/iq2000/iq2000.md: Include predicates.md.
458 * config/iq2000/predicates.md: New.
460 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
462 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
463 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
464 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
465 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
466 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
467 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
468 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
469 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
470 (TARGET_M68HC11): Delete.
471 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
472 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
473 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
474 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
475 (nb_soft_regs): Delete.
476 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
477 (m68hc11_override_options): Remove the code that caters for MASK_M6811
478 and MASK_M6812 being set simultaneously. Change the code that sets
479 the default m68hc11_soft_reg_count to use integers instead of strings.
480 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
481 m68hc11_soft_reg_count (which now has an int type) as the number
483 * config/m68hc11/m68hc11.opt: New file.
485 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
487 * config/fr30/fr30.h (PREDICATE_CODES): Remove
488 fp_displacement_operand, sp_displacement_operand.
490 * config/m68hc11/m68hc11-protos.h: Add a prototype for
492 Remove the prototypes for tst_operand, cmp_operand,
493 stack_register_operand, d_register_operand,
494 hard_addr_reg_operand, splitable_operand,
495 m68hc11_logical_operator, m68hc11_arith_operator,
496 m68hc11_non_shift_operator, m68hc11_shift_operator,
497 m68hc11_unary_operator, m68hc11_eq_compare_operator,
498 non_push_operand, hard_reg_operand, and
499 reg_or_some_mem_operand.
500 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
502 (tst_operand, cmp_operand, non_push_operand,
503 splitable_operand, reg_or_some_mem_operand,
504 stack_register_operand, d_register_operand,
505 hard_addr_reg_operand, hard_reg_operand,
506 m68hc11_eq_compare_operator, m68hc11_logical_operator,
507 m68hc11_arith_operator, m68hc11_non_shift_operator,
508 m68hc11_shift_operator, m68hc11_unary_operator): Move to
510 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
511 * config/m68hc11/m68hc11.md: Include predicates.md.
512 * config/m68hc11/predicates.md: New.
514 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
517 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
518 change checked in along with 2005-03-03's patch for debug/20253.
519 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
520 (remap_decl): Insert type decl in map earlier.
522 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
524 PR tree-optimization/20640
525 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
526 post-dominator if it has phi nodes.
527 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
528 before dead statements.
530 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
533 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
535 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
537 PR rtl-optimization/20290
538 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
539 in every iteration if the entry point is the exit test.
541 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
543 * config/cris/cris.md (attribute "length"): Define.
545 2005-04-02 Geoffrey Keating <geoffk@apple.com>
547 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
548 (word_offset_memref_operand): New.
549 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
550 (indexed_or_indirect_operand): Delete.
551 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
552 (indexed_or_indirect_operand): Delete.
554 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
557 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
560 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
561 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
563 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
565 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
567 2005-04-01 Ian Lance Taylor <ian@airs.com>
569 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
570 (rus, prus): Remove static variables.
571 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
572 (process_command): Permit report_times and use_pipes together.
574 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
576 * c-decl.c (validate_proto_after_old_defn): Look at
577 TYPE_MAIN_VARIANT of argument types.
579 2005-04-01 Paul Brook <paul@codesourcery.com>
581 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
582 (arm_output_function_epilogue): Allow call_via_SP.
583 (thumb_call_via_reg, arm_file_end): Ditto.
584 * config/arm/arm.h (struct machine_function): Include space for SP.
585 (thumb_call_via_label): Update declaration.
587 2005-04-01 Ian Lance Taylor <ian@airs.com>
589 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
590 doing a peephole optimization, once again put any notes in the
593 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
595 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
597 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
599 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
600 (block_alloc, find_free_reg): Likewise.
601 * loop-doloop.c (doloop_modify): Likewise.
602 * loop-invariant.c (record_use): Likewise.
603 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
604 get_iv_value, canon_condition, eliminate_implied_condition,
605 eliminate_implied_condition, simplify_using_initial_values,
606 shorten_into_mode, canonicalize_iv_subregs,
607 iv_number_of_iterations): Likewise.
608 * loop-unroll.c (expand_var_during_unrolling): Likewise.
609 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
610 unswitch_loop): Likewise.
611 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
612 move_movables, replace_call_address, find_and_verify_loops,
613 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
614 record_giv, final_giv_value, general_induction_var,
615 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
616 loop_giv_dump): Likewise.
618 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
619 GCOV_CHECK_WRITING): Remove.
620 (gcov_position, gcov_rewrite): Use gcc_assert.
621 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
622 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
623 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
626 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
628 * tree-inline.c: Fix a typo.
630 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
632 * configure.ac (enable-checking): Explicitly set all variables for
633 collective switch values. Alphabetize variables. Rename
634 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
636 * doc/install.texi (enable-checking): Update documentation.
637 * configure: Rebuilt.
639 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
641 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
644 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
646 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
647 Also reject cases where this pattern will cause load delay stalls
648 unless optimizing for size and it will produce a shorter sequence.
649 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
650 variants to avoid pre-adjusting the base when possible.
652 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
654 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
655 the frame and argument pointers.
656 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
657 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
658 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
659 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
660 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
661 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
663 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
665 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
666 with entry for selectany attribute.
667 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
669 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
670 (i386_pe_asm_named_section): Handle sections generated by
672 * doc/extend.texi (selectany): Document attribute.
674 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
675 Jan Hubicka <jh@suse.cz>
677 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
678 to fix addresses involving EBP and ESP.
679 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
680 for SUBREGed registers.
681 (legitimate_address_p): Accept SUBREGed registers.
683 2005-04-01 Jakub Jelinek <jakub@redhat.com>
686 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
687 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
690 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
692 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
694 2005-04-01 James E Wilson <wilson@specifixinc.com>
697 * dwarf2out.c (rtl_for_decl_init): New function.
698 (rtl_for_decl_location): Extracted from here.
699 (tree_add_const_value_attribute): Call rtl_for_decl_init and
700 add_const_value_attribute. Delete initializer_constant_valid_p call.
702 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
704 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
705 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
706 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
707 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
708 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
709 config/i386/i386.md, config/rs6000/predicates.md,
710 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
711 config/s390/s390.c, config/stormy16/stormy16.c,
712 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
715 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
718 * gimplify.c (gimplify_expr): Create a temporary for lvalue
719 COND_EXPR and CALL_EXPR.
721 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
724 * genautomata.c (first_cycle_unit_presence): Check all alternative
725 states for unit presence.
727 * doc/md.texi: Remove remark about impossibility to query unit
728 presence in non nondeterministic automaton state.
730 * config/ia64/ia64.c (get_template): Change order of unit querying.
732 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
734 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
737 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
739 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
740 flag for edges outside any loops.
742 2005-03-31 Janis Johnson <janis187@us.ibm.com>
744 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
746 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
748 * tree-ssa-alias.c: Follow spelling conventions.
749 * doc/tree-ssa.texi: Fix a typo.
751 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
753 * postreload-gcse.c: Include target.h.
754 (gcse_after_reload_main): Return early if we cannot modify jumps.
755 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
757 2005-03-31 David Edelsohn <edelsohn@gnu.org>
759 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
760 expensive operations.
762 2005-03-31 Ian Lance Taylor <ian@airs.com>
764 * collect2.c (lderrout): New variable.
765 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
766 if it is set, to stderr.
767 (handler): Unlink lderrout if it is set.
768 (dump_file): Add "to" parameter. Change all callers.
769 (main): Initialize lderrout.
770 (collect_execute): Add errname parameter. Change all callers.
771 Rename redir parameter to outname. Never pass
772 PEX_STDERR_TO_STDOUT to pex_run.
773 * collect2.h (collect_execute, dump_file): Update declarations.
774 * tlink.c (tlink_execute): Add errname parameter. Change all
776 (do_tlink): Check lderrout as well as ldout.
778 2005-03-31 Caroline Tice <ctice@apple.com>
780 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
781 (bb-reorder.o): Add errors.h to list of requirements.
782 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
783 profiledbootstrap flags.
784 * bb-reorder.c (errors.h): Add new include.
785 (struct bbro_basic_block_data_def): Add new field, in_trace.
786 (add_unlikely_executed_notes): Remove function.
787 (mark_bb_for_unlikely_executed_section): Remove function.
788 (insert_section_boundary_note): New function.
789 (verify_hot_cold_block_grouping): New function.
790 (push_to_next_round_p): Remove variables and tests that push all
791 cold blocks to last round.
792 (find_traces): Remove code that added extra round of trace finding
793 when doing partitioning.
794 (find_traces_1_round) : Remove variable last_round; add code to
795 update new struct field, in_trace; correct trace_length where it was
796 incorrect before (after call to copy_bb); change code that pushed all
797 cold blocks to last round. Instead verify that all blocks going into
798 a trace belong in the same partition.
799 (connect_traces): Modify to connect the traces in two passes, if the
800 function contains both hot and cold blocks. The first pass connects
801 all the traces for blocks in the partition that the first block in
802 the function belongs to; the second pass connnects all the traces
803 containing blocks that belong in the other partition.
804 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
805 code that automatically put the first block in a function into the
806 hot partition if the function had any hot blocks.
807 (fix_crossing_unconditional_branches): Check number of succ edges
808 before attempting to get one.
809 (fix_edges_for_rarely_executed_code): Update comment describing
811 (reorder_basic_blocks): Add code to initialize new field (in_trace);
812 remove call to add_unlikely_executed_notes; add call to
813 verify_hot_cold_block_grouping.
814 (duplicate_computed_gotos): Don't change computed goto if it's a
816 (partition_hot_cold_basic_blocks): Update function comment.
817 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
819 (try_forward_edges): Likewise.
820 (merge_blocks_move_predecessor_nojumps): Likewise.
821 (merge_blocks_move_successor_nojumps): Likewise.
822 (merge_blocks_move): Likewise.
823 (try_crossjump_bb): Likewise.
824 * cfglayout.c (update_unlikely_executed_notes): Remove function.
825 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
826 notes to cold bb's; remove call to update_unlikely_executed_notes.
827 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
828 NOTE_INSN_SWITCH_TEXT_SECTIONS.
829 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
830 function declaration.
831 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
833 (rtl_can_merge_blocks): Remove redundancy from condition.
834 (try_redirect_by_replacing_jump): Likewise.
835 (force_nonfallthru_and_redirect): Remove code for adding
836 UNLIKELY_EXECUTED_CODE notes to cold bb's.
837 (commit_one_edge_insertion): Likewise.
838 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
839 * dbxout.c (FORCE_TEXT): Replace function_section with
840 current_function_section.
841 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
842 function, switch_text_section.
843 (struct xcoff_debug): Likewise.
844 (dbxout_function_end): Add code to put out label diffs for both
845 hot and cold sections.
846 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
847 for new debug_hooks funciton, switch_text_section..
848 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
850 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
851 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
852 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
853 dw_fde_switched_sections.
854 (output_call_frame_info): Add test to see if function switches text
855 sections in the middle; if so, use appropriate extra hot and cold
856 section labels to compute size deltas for the hot and cold sections.
857 (dwarf2out_begin_prologue): Add code to initialize new fields in
859 (dwarf2out_switch_text_section): New function (invoked through
860 debug_hook); updates new fields in dw_fde_struct appropriately and
861 increments separate_line_info_table_in_use.
862 (dwarf2_debug_hooks): Initialize switch_text_section function to be
863 dwarf2out_switch_text_section.
864 (struct var_loc_node): Add new field, section_label.
865 (output_aranges): Add code to check whether in hot or cold section and
866 use the appropriate label in calculating deltas.
867 (output_ranges): Likewise.
868 (output_line_info): Add code to check which section we're in and
869 use appropriate hot/cold label.
870 (add_location_or_constant_value_attribute): Likewise.
871 (gen_subprogam_die): Modify arange attributes to use correct labels.
872 (dwarf2out_begin_block): Change call to function_section into call to
873 current_function_section.
874 (dwarf2out_end_block): Likewise.
875 (dwarf2out_source_line): Likewise.
876 (dwarf2out_var_location): Add code to check whether in hot or cold
877 section and use the appropriate label.
878 * except.c (output_function_exception_table): Change call to
879 function_section into call to current_function_section.
880 * final.c (profile_function): Likewise.
881 (scan_ahead_for_unlikely_executed_note): Remove function.
882 (final_scan_insn): Remove calls to
883 scan_ahead_for_unlikely_executed_note, and related code for switching
884 to cold section, except for the single time
885 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
886 debug_hooks->switch_text_sections; replace appropriate calls to
887 function_section with calls to current_function_section.
888 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
889 test_bb to condition.
890 (find_if_case_2): Likewise.
891 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
892 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
893 * opts.c (decode_options): Change warning about hot/cold partitioning
894 with exceptionss to inform (so as not to cause bootstrap failures);
895 remove warning about partitioning with DWARF debug info.
896 * output.h (current_function_section): Add new function decl.
897 (insert_section_boundary_note): Likewise.
898 (enum in_section): Move this declaration here from varasm.c.
899 (unlikely_section_label): Likewise.
900 (unlikely_text_section_name): Likewise.
901 (last_text_section_name): New global variable.
902 (last_text_section): Likewise.
903 (hot_section_label): Likewise.
904 (hot_section_end_label): Likewise.
905 (cold_section_end_label): Likewise.
906 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
907 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
908 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
909 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
910 insn from consideration.
911 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
913 * varasm.c (basic-block.h): Add new include.
914 (unlikely_section_label_printed): Remove global variable.
915 (unlikely_section_label): Make global variable not be static any more.
916 (unlikely_text_section_name): Likewise.
917 (hot_section_end_label): New global variable (not static)
918 (first_function_block_is_cold): Likewise.
919 (hot_section_label): Likewise.
920 (cold_section_end_label): Likewise..
921 (last_text_section): New global variable, not static.
922 (last_text_section_name): New global variable, not static.
923 (initialize_cold_section_name): New function.
924 (enum in_section): Move declaration to output.h.
925 (text_section): Update last_text_section.
926 (unlikely_text_section): Replace code to determine cold section name
927 with call to initialize_cold_section_name; Add code to update
928 last_text_section; remove code for printing out label.
929 (named_section_real): Add code to update last_text_section and
930 last_text_section_name as appropriate.
931 (function_section): Change test for 'unlikely' to depend on
932 first_function_block_is_cold (moved old test to
933 current_function_section).
934 (current_function_section): New function.
935 (assemble_start_function): Move code that frees
936 unlikely_text_section_name; initialize hot_section_end_label;
937 print hot and cold section labels at the start of the function;
938 set first_function_block_is_cold, if appropriate; initialize l
939 ast_text_section; add call to insert_section_boundary_note.
940 (assemble_end_function): Add code to write out hot and cold section
942 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
944 * config/darwin.c (machopic_select_section): Replace incorrect
945 function in base_funs; update reloc for cold sections if necessary.
946 * config/darwin.h (SECTION_FUNCTION): Add code to update
947 last_text_section if appropriate.
948 (text_unlikely_section): Remove.
949 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
950 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
951 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
952 partitioning for this architecture.
954 2005-03-31 Olivier Hainque <hainque@adacore.com>
956 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
957 defined and non-zero.
959 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
962 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
965 2005-03-31 Alan Modra <amodra@bigpond.net.au>
968 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
969 label operand. Remove (use (unspec..)). Don't emit a label on
971 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
972 generate inline label for load_toc_v4_PIC_1b.
973 (rs6000_emit_load_toc_table): Likewise.
975 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
977 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
978 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
980 2005-03-29 Devang Patel <dpatel@apple.com>
982 * tree-sra.c (decide_block_copy): Disable scalarization of
985 2005-03-30 Stuart Hastings <stuart@apple.com>
986 Dale Johannesen <dalej@apple.com>
988 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
989 * print-tree.c (print_node): Add case STATEMENT_LIST.
991 2005-03-31 Alan Modra <amodra@bigpond.net.au>
993 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
994 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
995 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
996 is given with "powerpc64*" or "all", or when --with-cpu chooses
999 2005-03-30 James E. Wilson <wilson@specifixinc.com>
1002 * dwarf2out.c (add_high_low_attributes): New function, extracted from
1003 gen_lexical_block_die.
1004 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
1006 2005-03-31 Jan Hubicka <jh@suse.cz>
1008 2004-11-02 Jan Hubicka <jh@suse.cz>
1010 * cgraph.c (cgraph_varpool_node_name): New function.
1011 (dump_cgraph_varpool_node): New function.
1012 (dump_varpool): New function.
1013 * cgraphunit.c (cgraph_optimize): Dump varpool.
1015 2004-10-16 Jan Hubicka <jh@suse.cz>
1017 * cgraph.c (decide_is_variable_needed): New function.
1018 (cgraph_varpool_finalize_decl): Use it.
1019 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
1021 * final.c (output_addr_const): Do not call mark_referenced.
1022 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
1023 always go via cgraph.
1024 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
1025 (check_global_declarations): Ifdef out code clearing DECL_RTL.
1026 * tree-optimize.c (execute_inline): Mark functions called.
1027 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
1029 2004-10-11 Jan Hubicka <jh@suse.cz>
1031 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
1032 (cgraph_varpool_last_needed_node): New static variable.
1033 (enqueue_needed_varpool_node): Break out from ...; add items to the
1034 end of queue; update first pointers.
1035 (cgraph_varpool_mark_needed_node): ... here.
1036 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
1037 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
1038 * cgraph.h (cgraph_varpool_node): Add analyzed field.
1039 (cgraph_varpool_first_unanalyzed_node): Declare.
1040 * cgraphunit.c: Include output.h.
1041 (cgraph_varpool_analyze_pending_decls): New function.
1042 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
1043 for errors, analyze pending decls.
1044 (cgraph_finalize_compilation_unit): Only analyze decls.
1045 (cgraph_optimize): Assemble the decls after expanding.
1047 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
1049 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
1050 subvars get marked properly in tags for grouping.
1051 (add_pointed_to_var): Mark only actual pointed to
1052 variables/subvars in addresses needed.
1053 (create_overlap_variables_for): Clear call clobbered on original
1055 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
1056 addresable vars with subvars into list.
1057 * tree-ssa.c (verify_ssa_name): Verify original is not used where
1060 2005-03-30 Richard Henderson <rth@redhat.com>
1062 * cgraph.h (struct cgraph_node): Add alias.
1063 * varasm.c (assemble_alias): Set it.
1064 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
1065 avoid calling cgraph_expand_function.
1067 2005-03-30 Tom Tromey <tromey@redhat.com>
1069 * tree.def (FILE_TYPE): Removed.
1070 * typeclass.h (enum type_class): Removed file_type_class.
1071 * dwarf2out.c (is_base_type): Updated.
1072 (gen_type_die): Likewise.
1073 * dbxout.c (dbxout_type): Updated.
1074 * builtins.c (type_to_class): Updated.
1075 * tree.c (type_contains_placeholder_1): Updated.
1076 * config/sparc/sparc.c (sparc_type_code): Updated.
1077 * config/ia64/ia64.c (hfa_element_mode): Updated.
1078 * expr.c (count_type_elements): Updated.
1079 * stor-layout.c (layout_type): Updated.
1080 * tree-inline.c (remap_type): Updated.
1081 * tree-pretty-print.c (dump_generic_node): Updated.
1083 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
1085 * builtins.c (expand_builtin_powi): Fix mode of
1086 2nd argument to match int.
1087 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
1088 2nd argument type to int.
1089 * libgcc2.c: Change prototype of __powi* functions to use
1092 2005-03-30 Dale Johannesen <dalej@apple.com>
1095 * calls.c (expand_call): Flush pending deferrals before
1098 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1102 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
1103 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
1104 c_label_context, label_context_stack): New.
1105 * c-decl.c (define_label): Check for jumps into statement
1106 expressions. Add label to list of defined labels.
1107 (start_function): Push context on label_context_stack.
1108 (finish_function): Pop context from label_context_stack.
1109 * c-typeck.c (label_context_stack): New.
1110 (c_finish_goto_label): Check for jumps into statement
1111 expressions. Add label to list of jumped to labels.
1112 (struct c_switch): Add blocked_stmt_expr.
1113 (c_start_case): Initialize it.
1114 (do_case): Check it.
1115 (c_finish_case): Verify !blocked_stmt_expr.
1116 (c_begin_stmt_expr): Push context on label_context_stack.
1117 Increment blocked_stmt_expr. Mark labels jumped to from outside
1119 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
1120 defined in the statement expression and no longer jumpable to.
1121 Mark labels jumped to from just outside the statement expression
1122 as again definable. Pop context from label_context_stack.
1123 * doc/extend.texi (Statement Exprs): Update.
1125 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1128 * c-decl.c (start_function): Check for old_decl being
1131 2005-03-30 Ian Lance Taylor <ian@airs.com>
1133 * final.c (final): Remove prescan parameter. Change all callers.
1134 (final_scan_insn): Remove prescan parameter. Change all callers.
1136 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
1138 * tree-vectorizer.c: Fix comment typos.
1140 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
1142 * tree-scalar-evolution.c (instantiate_parameters_1): Return
1143 as soon as a chrec_dont_know is detected.
1145 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
1147 Merge from csl-arm-branch.
1148 2004-02-12 Mark Mitchell <mark@codesourcery.com>
1150 * tlink.c (recompile_files): Do not assume that "rename" can
1151 overwrite an existing file.
1153 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
1155 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
1156 * gcc/configure: Regenerate.
1158 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1160 * doc/install.texi: Update binutils requirement for powerpc*-linux.
1162 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
1164 * calls.c (struct arg_data): Update "partial" comment.
1165 (load_register_parameters): Update "nregs" comment.
1167 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1169 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
1170 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
1171 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
1172 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
1173 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
1174 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
1175 than target_flags & 0.
1176 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
1177 (iq2000_arch, iq2000_parse_cpu): Delete.
1178 (TARGET_HANDLE_OPTION): Override default.
1179 (iq2000_handle_option): New function.
1180 (override_options): Remove -march= and -mcpu= handling.
1181 * config/iq2000/iq2000.opt: New file.
1183 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1185 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
1186 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
1187 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
1188 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
1189 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
1190 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
1191 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
1192 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
1193 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
1194 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
1195 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
1196 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
1197 (c4x_rpts_cycles_string, c4x_cpu_version_string)
1198 (TARGET_OPTIONS): Delete.
1199 (c4x_rpts_cycles, c4x_cpu_version): Declare.
1200 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
1201 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
1202 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
1203 (c4x_cpu_version_string): Delete.
1204 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1205 (c4x_handle_option): New function. Map -m3x and -m4x options to the
1206 equivalent -mcpu= option.
1207 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
1208 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
1209 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
1210 or clearing the appropriate MASK_* bit.
1211 (c4x_file_start): Use c4x_cpu_version.
1212 * config/c4x/c4x.opt: New file.
1214 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1216 * doc/options.texi: Document the new MaskExists flag.
1217 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
1218 if the option has the MaskExists flag.
1220 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1222 * opt-functions.awk (flag_set_p, test_flag): New functions.
1223 (switch_flags): Use them.
1224 * opth-gen.awk: Use flag_set_p to check for flags.
1225 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
1227 2005-03-30 Ian Lance Taylor <ian@airs.com>
1229 * config.host (i[34567]86-*-mingw32*): Don't set
1230 host_can_use_collect2 to no.
1232 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1235 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
1236 Remove convert_memory_address call duplicating that in memory_address.
1238 2005-03-29 Richard Henderson <rth@redhat.com>
1241 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
1242 (build_compound_literal): Likewise. Propagate decl type into the
1244 (finish_decl): Likewise. Use new return value from complete_array_type
1245 for zero sized arrays.
1246 (complete_array_type): Move ...
1247 * c-common.c (complete_array_type): ... here. Change first argument
1248 to pointer-to-type-node. Consistently use sizetype for the index
1249 except for zero sized arrays. Detect zero sized arrays for pedantic
1250 mode diagnostics. Create a new type node instead of modifying the
1252 * c-tree.h (complete_array_type): Move decl ...
1253 * c-common.h (complete_array_type): ... here.
1255 2005-03-29 Richard Henderson <rth@redhat.com>
1258 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
1260 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
1262 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
1263 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
1264 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
1265 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
1267 2005-03-29 Eric Christopher <echristo@redhat.com>
1269 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
1270 truthvalue conversion removal.
1272 2005-03-29 Ian Lance Taylor <ian@airs.com>
1275 * collect2.c: Never include <vfork.h>.
1276 (VFORK_STRING, vfork): Don't define.
1277 (pid): Remove global variable.
1278 (handler): Call raise instead of kill (getpid(), ...).
1279 (collect_wait): Add pex parameter. Change all callers. Use
1280 pex_get_status rather than pwait.
1281 (do_wait): Add pex parameter. Change all callers.
1282 (collect_execute): Return struct pex_obj * rather than void. Use
1283 pex routines rather than pexecute.
1284 (fork_execute): Get pex_obj from collect_execute, and pass it to
1286 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
1287 Only declare quit_handler if SIGQUIT is defined.
1288 (scan_libraries): Likewise.
1289 * collect2.h (collect_execute): Update declaration.
1290 (collect_wait): Update declaration.
1291 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
1292 pass it to collect_wait.
1294 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
1297 * c-parser.c (c_parser_compound_statement_nostart): Give error
1298 message for EOF instead of just setting parser->error.
1300 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
1302 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
1303 (slpeel_update_phi_nodes_for_guard1): New function.
1304 (slpeel_update_phi_nodes_for_guard2): New function.
1305 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
1306 of slpeel_update_phi_nodes_for_guard.
1307 (vectorize_loops): Remove call to loop_closed_rewrite.
1308 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
1311 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
1313 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
1314 (TARGET_LITTLE_ENDIAN): New macro.
1315 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
1316 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
1317 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
1318 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
1319 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
1320 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
1321 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
1322 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
1323 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
1324 (TARGET_OPTIONS): Delete.
1325 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
1326 (CACHE_FLUSH_TRAP): Turn into an integer.
1327 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
1328 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
1329 -mflush-trap is in use.
1330 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
1331 (m32r_cache_flush_trap_string): Delete.
1332 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
1333 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
1334 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
1335 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1336 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
1337 -mmodel= and -msdata= handling from...
1338 (m32r_init): ...here.
1339 * config/m32r/m32r.opt: New file.
1341 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
1343 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
1344 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
1345 * tree-vect-analyze.c (vect_object_analysis): additional parm
1346 pass back a "struct ptr_info_def *" with the points-to info.
1347 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
1348 statement using info returned from vect_object_analysis.
1349 * tree-vect-transform.c (update_vuses_to_preheader): New function.
1350 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
1351 for virtual uses and defs when creating a replacement vector
1352 reference. Call duplicate_ssa_name_ptr_info to define points-to
1353 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
1354 (vectorizable_store): copy_virtual_operands and update
1355 definition statements.
1356 (vectorizable_load): copy_virtual_operands. Remove call to
1357 mark_call_clobbered_vars_to_rename for call to "const" builtin.
1358 * tree-vectorizer.c (vectorize_loops): Remove calls to
1359 rewrite_into_ssa and bitmap_clear (vars_to_rename).
1360 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
1361 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
1362 define macro STMT_VINFO_PTR_INFO for use in accessing.
1363 * tree.h add export of duplicate_ssa_name_ptr_info.
1364 * rs6000.c (altivec_init_builtins): Declare builtin function
1365 __builtin_altivec_mask_for_load to be "const".
1367 2005-03-29 Jakub Jelinek <jakub@redhat.com>
1370 * cgraph.h (struct cgraph_varpool_node): Add alias field.
1371 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
1372 assemble_variable on aliases.
1373 * varasm.c (assemble_alias): Set node->alias.
1374 * toplev.c (wrapup_global_declarations): Don't call
1375 rest_of_decl_compilation on aliases again.
1377 2005-03-29 Paul Brook <paul@codesourcery.com>
1379 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
1380 * config/arm/arm.c (arm_dbx_register_number): New function.
1381 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
1383 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
1386 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
1387 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
1389 2005-03-29 Dale Johannesen <dalej@apple.com>
1391 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
1392 $(TREE_H) and $(COVERAGE_H).
1393 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
1394 * opts.c (common_handle_option): Enable tree-based value transforms.
1395 * toplev.c (process_options): Ditto.
1396 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
1397 refers to references to this type.
1398 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
1399 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
1400 for may_be_more, may_be_less.
1401 (rtl_gen_pow2_profiler): Adjust.
1402 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
1403 (rtl_gen_one_value_profiler): Adjust.
1404 (rtl_gen_const_delta_profiler): Adjust.
1405 * tree-profile.c (tree_gen_interval_profiler): Implement.
1406 (tree_gen_pow2_profiler): Ditto.
1407 (tree_gen_one_value_profiler): Ditto.
1408 (tree_profiling): New.
1409 (pass_tree_profile): Reference it.
1410 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
1412 (insn_divmod_values_to_profile): Rename to
1413 rtl_divmod_values_to_profile. Adjust.
1414 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
1415 (insn_prefetch_values_to_profile): Adjust.
1416 (rtl_value_profile_transformations): Adjust.
1417 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
1418 (gen_mod_pow2): Rename to rtl_mod_pow2.
1419 (gen_mod_subtract): Rename to rtl_mod_subtract.
1420 (divmod_fixed_value_transform): Rename to
1421 rtl_divmod_fixed_value_transform.
1422 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
1423 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
1424 (rtl_find_values_to_profile): Adjust.
1425 (tree_value_profile_transformations): Implement.
1426 (tree_divmod_values_to_profile): New.
1427 (tree_values_to_profile): New.
1428 (tree_divmod_fixed_value): New.
1429 (tree_mod_pow2): New.
1430 (tree_mod_subtract): New.
1431 (tree_divmod_fixed_value_transform): New.
1432 (tree_mod_pow2_value_transform): New.
1433 (tree_mod_subtract_transform): New.
1434 (tree_find_values_to_profile): Implement.
1435 * profile.c (instrument_values): Free histograms.
1436 (compute_value_histograms): Adjust. Implement tree version.
1438 2005-03-29 Uros Bizjak <uros@kss-loka.si>
1440 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
1441 * config/i386/i386.c (output_fix_trunc): Add new round_mode
1442 variable. Output "fldcw" depending on round_mode.
1443 * config/i386/i386.md (UNSPEC_FIST): New.
1444 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
1445 New isns patterns to implement lrint and llrint built-ins as x87
1447 (fistdi2, fist<mode>2 splitters): New splitters.
1448 (lrint<mode>2): New expanders.
1450 2005-03-28 Ian Lance Taylor <ian@airs.com>
1452 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
1453 0 when calling final_scan_insn.
1455 2005-03-28 Jan Hubicka <jh@suse.cz>
1458 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
1461 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
1462 types where possible.
1464 2005-03-26 Per Bothner <per@bothner.com>
1466 Make -f[no-]show-column also control non-cpp diagnostics.
1467 * c.opt (fshow-column): Move option from here ...
1468 * common.opt (fshow-column): ... to here.
1469 * diagnostic.c (diagnostic_build_prefix): Only print column number
1470 if flag_show_column.
1472 2005-03-27 Steven Bosscher <stevenb@suse.de>
1474 * vax-protos.h (vax_output_int_move, vax_output_int_add,
1475 vax_output_conditional_branch): New prototypes.
1476 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
1477 extracted from vax.md mov and add patterns.
1478 (vax_output_conditional_branch): New function to output conditional
1479 branch instructions.
1480 * vax.md: Use mode macros for arithmetic and mov patterns.
1481 Use code macros for the jump patterns.
1483 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1485 * Makefile.in (libbackend.o): Depend on version files;
1486 add custom generation command.
1488 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1491 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
1492 sure that we have a REG before getting its REGNO.
1494 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1496 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
1497 * builtins.def (BUILT_IN_STRNDUP): New.
1499 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
1501 PR tree-optimization/20470
1502 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
1505 2005-03-25 Mike Stump <mrs@apple.com>
1507 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
1510 2005-03-25 Geoffrey Keating <geoffk@apple.com>
1512 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
1513 Use our own structure definitions.
1515 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
1516 (fix_truncdfsi2): Allow registers or memory as destination.
1517 When TARGET_PPC_GFXOPT, generate simplified pattern.
1518 (fix_truncdfsi2_internal): Use define_insn_and_split.
1519 (fix_truncdfsi2_internal_gfxopt): New.
1520 (fctiwz): Don't confuse register allocation by giving it no choices.
1522 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
1523 (EXTRA_MEMORY_CONSTRAINT): Likewise.
1524 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
1525 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
1527 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1529 * dominance.c (free_dominance_info): Speed up by freeing et
1530 data structures without maintaining other nodes.
1531 * et-forest.c (et_free_tree_force): New.
1532 * et-forest.h: Add a prototype for et_free_tree_force.
1534 * tree.c (get_set_constructor_bits,
1535 get_set_constructor_bytes): Remove.
1536 * tree.h: Remove the corresponding prototypes.
1538 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
1541 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
1542 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
1543 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
1544 PRE_DEC, NEG and NOT.
1546 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1548 * fold-const.c: Convert uses of fold (build (...)) to
1551 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
1553 PR rtl-optimization/20249
1554 * cse.c (insert_regs): Do not record equivalence of registers in
1557 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
1559 * emit-rtl.c (reverse_comparison): Remove.
1560 * rtl.h: Remove the corresponding prototype.
1562 2005-03-24 James E Wilson <wilson@specifixinc.com>
1564 * doc/install.texi (--enable-altivec): Delete docs.
1566 2005-03-24 David Edelsohn <edelsohn@gnu.org>
1568 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
1569 SFmode and DFmode before reload when
1570 flag_unsafe_math_optimizations not enabled.
1572 2005-03-24 Geoffrey Keating <geoffk@apple.com>
1574 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
1576 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
1577 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
1579 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
1581 * configure.ac (enable-checking): Add 'runtime' option.
1582 * doc/install.texi (enable-checking): Document 'runtime' checking.
1583 * tsystem.h (gcc_assert, gcc_unreachable): Define.
1584 * config.in: Regenerated.
1585 * configure: Regenerated.
1587 2005-03-23 Uros Bizjak <uros@kss-loka.si>
1589 * optabs.h (enum optab_index): Remove OTI_llrint.
1590 (llrint_optab): Remove macro.
1591 * optabs.c (init_optabs): Remove llrint_optab initialization.
1592 * genopinit.c (optabs): Remove llrint_optab implementation.
1593 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
1596 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
1598 PR rtl-optimization/20532
1599 * simplify-rtx.c (simplify_binary_operation_1): Protect from
1600 overflow when adding coefficients for PLUS or MINUS.
1601 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
1604 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1606 * langhooks.h (truthvalue_conversion): Remove.
1607 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
1608 LANG_HOOKS_TRUTHVALUE_CONVERSION.
1609 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
1610 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
1611 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
1613 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
1615 * params.def: Fix a typo.
1616 * config/mips/mips.c: Follow the spelling convensions.
1617 * doc/invoke.texi: Fix typos.
1619 2005-03-18 Dale Johannese <dalej@apple.com>
1621 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
1623 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
1625 Fix PR tree-optimization/20601
1627 * tree-ssa-pre.c (insert_aux): Add missing condition to
1630 2005-03-23 Ian Lance Taylor <ian@airs.com>
1632 * final.c (final_scan_insn): Don't remove no-op instructions.
1633 * reload1.c (reload): Remove simple no-op instructions even when
1636 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
1638 PR tree-optimization/20501
1639 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
1640 reporting that peeling for alignment is applied moved to...
1641 * (vect_analyze_data_refs_alignment): Here.
1643 2005-03-23 Ian Lance Taylor <ian@airs.com>
1645 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
1647 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1649 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
1650 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
1652 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
1654 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
1655 imply that this is called once, independent of asms in code.
1656 Adjust to now being pased output and input lists. Mention helper
1657 function decl_overlaps_hard_reg_set_p.
1658 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
1659 hook_tree_tree_identity and to take three trees, returning third.
1660 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
1662 * stmt.c: include hard-reg-set.h before tree.h.
1663 (decl_overlaps_hard_reg_set_p): New function, broken out from...
1664 (decl_conflicts_with_clobbers_p): Call
1665 decl_overlaps_hard_reg_set_p.
1666 (expand_asm_operands): Pass output and input lists in call to
1667 targetm.md_asm_clobbers.
1668 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
1669 hook_tree_tree_tree_tree_3rd_identity.
1670 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
1672 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
1673 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
1674 parameters, first two unused.
1675 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
1676 parameters. Only add MOF to clobbers if there's no 'h' mentioned
1677 in constraint letters and MOF is not mentioned as a asm-declared
1678 register in neither of the input and output lists.
1680 2005-03-23 DJ Delorie <dj@redhat.com>
1682 * optabs.c (expand_binop): Make sure the first subword's result
1685 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1687 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
1688 Call c_common_truthvalue_conversion rather than
1689 lang_hooks.truthvalue_conversion.
1690 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
1691 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
1693 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
1694 c_common_truthvalue_conversion.
1695 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
1696 c_parser_conditional_expression, c_parser_binary_expression): Call
1697 c_objc_common_truthvalue_conversion.
1698 * c-typeck.c (build_unary_op): Call
1699 c_objc_common_truthvalue_conversion.
1700 (build_conditional_expr): Do not call
1701 lang_hooks.truthvalue_conversion.
1702 (build_binary_op): Call c_common_truthvalue_conversion.
1703 (c_objc_common_truthvalue_conversion): Moved from
1704 c-objc-common.c. Call default_function_array_conversion instead
1705 of default_conversion.
1707 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1709 * c-common.h (default_conversion): Remove.
1710 (perform_integral_promotions): Add.
1711 * c-tree.h (default_conversion): Add.
1712 * c-typeck.c (perform_integral_promotions): New, split out from
1714 * c-common.c (check_case_value): Use perform_integral_promotions,
1715 not default_conversion.
1716 (c_add_case_label): Don't continue processing case label after
1717 found to be pointer.
1719 2005-03-23 Mark Mitchell <mark@codesourcery.com>
1721 * gcc.c (do_spec_1): Do not add a -L path for a directory in
1722 the prefix list if we have already added a multilib directory
1724 (main): Do not add MD_EXEC_PREFIX to the list of directories to
1727 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1729 * reload1.c (indirect_symref_ok, reload_obstack): Make them
1731 * reload.h: Remove the prototype for indirect_symref_ok.
1733 * reload1.c (indirect_symref_ok): Make it global.
1734 * reload.h: Add a prototype for indirect_symref_ok.
1736 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
1738 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
1741 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1743 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
1745 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
1747 * c-opts.c (c_common_parse_file): Only start/end main source file
1748 if debug hooks says the writer wants it.
1749 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
1751 (xcoff_debug_hooks): Ditto.
1752 * debug.c (do_nothing_hooks): Ditto.
1753 * debug.h (gcc_debug_hooks): Ditto.
1754 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
1755 * sdbout.c (sdb_debug_hooks): Ditto.
1756 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
1758 2005-03-22 Mark Mitchell <mark@codesourcery.com>
1760 * doc/extend.texi: Deprecate C++ min/max operators.
1762 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
1764 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
1765 artificial original candidates.
1767 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
1768 Jan Hubicka <jh@suse.cz>
1769 Steven Bosscher <stevenb@suse.de>
1771 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
1772 call cost based on argument sizes.
1773 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
1775 * params.def: (max-inline-inssn-single): Set to 450.
1776 (max-inline-insns-auto): Set to 90.
1777 (max-inline-insns-recursive): Set to 450
1778 (max-inline-insns-recursive-auto): Set to 450.
1779 (large-function-insns): Set to 2700.
1780 (inline-call-cost): New parameter.
1781 * tree-inline.c (estimate_move_cost): New function.
1782 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
1783 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
1785 * tree-inline.h (estimate_move_cost): Declare.
1786 * invoke.texi: (max-inline-inssn-single): Change default to 450.
1787 (max-inline-insns-auto): Change default to 90.
1788 (max-inline-insns-recursive): Change default to 450
1789 (max-inline-insns-recursive-auto): Change default to 450.
1790 (large-function-insns): Change default to 2700.
1791 (inline-call-cost): Document new parameter.
1793 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1795 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
1796 (TARGET_DEFAULT): Delete.
1797 * config/i860/i860.opt: New file.
1799 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1801 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
1802 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1803 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1804 (frv_sched_lookahead): Delete.
1805 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
1806 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
1807 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
1808 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
1809 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
1810 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
1811 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
1812 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
1813 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
1814 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
1815 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
1816 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
1817 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
1818 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
1819 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
1820 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
1821 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
1822 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
1823 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
1824 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
1825 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
1826 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
1827 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
1828 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1829 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1830 (frv_sched_lookahead): Delete.
1831 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
1832 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1833 (frv_handle_option): New function. Move -mcpu= handling from...
1834 (frv_override_options): ...here. Remove handling of other
1836 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
1837 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
1838 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
1839 and TARGET_NO_MULTI_CE.
1840 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
1841 !TARGET_VLIW_BRANCH.
1842 * config/frv/frv.opt: New file.
1844 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1846 * fold-const.c (fold_ternary): Take decomposed arguments of
1848 (fold): Update a call to fold_ternary.
1850 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
1851 * tree.h: Add corresponding prototypes.
1853 2005-03-22 Jakub Jelinek <jakub@redhat.com>
1856 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
1857 between jump table and its label.
1858 * final.c (shorten_branches): Handle notes in between ADDR_VEC
1859 resp. ADDR_DIFF_VEC and the label preceeding it.
1860 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
1861 is emitted in the right section.
1863 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1865 * fold-const.c (fold_unary, fold_binary): Update comments
1868 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
1870 PR rtl-optimization/20527
1871 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
1872 REG_INC note, test that the register also isn't mentioned in PRED
1875 2005-03-22 Ben Elliston <bje@au.ibm.com>
1877 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
1880 2005-03-21 Mike Stump <mrs@apple.com>
1882 * varasm.c (default_assemble_visibility): Remove extra ().
1884 2005-03-21 Roger Sayle <roger@eyesopen.com>
1887 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
1888 to determine whether a block can be duplicated, rather than test
1889 whether the block contains noncopyable insns ourselves.
1891 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1893 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
1896 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1898 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
1900 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1902 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
1903 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
1904 * config/fr30/fr30.opt: New file.
1906 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
1908 Fix PR tree-optimization/20542
1910 * tree-flow-inline.h (overlap_subvar): Move to here.
1911 * tree-ssa-operands.c: From here.
1912 * tree-flow.h (overlap_subvar): Declare.
1913 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
1914 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
1915 for variables with subvars.
1917 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
1920 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
1921 * modulo-sched.c (const_iteration_count): Return on NULL
1923 (print_node_sched_params): Return on NULL dump_file.
1924 (generate_reg_moves): Handle reg-anti dependencies and disregard
1925 closing branch when generating register moves.
1926 (sms_schedule): Mark the SMSed block dirty.
1927 * passes.c (rest_of_handle_sms): Call update_life_info for all
1929 * testsuite/gcc.dg/20050321-1.c: New test.
1931 2005-03-21 Bob Wilson <bob.wilson@acm.org>
1933 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
1934 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
1935 movqi_internal): Likewise.
1937 2005-03-21 Bob Wilson <bob.wilson@acm.org>
1939 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
1940 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
1941 xtensa_b4const): Delete prototypes.
1942 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
1943 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
1944 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
1945 xtensa_extra_constraint): New prototypes.
1946 (add_operand, arith_operand, nonimmed_operand, mem_operand,
1947 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
1948 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
1949 move_operand, const_float_1_operand, fpmem_offset_operand,
1950 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
1951 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
1952 (xtensa_b4const_or_zero): ...this. Change return type to bool and
1953 argument type to HOST_WIDE_INT.
1954 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
1955 xtensa_mask_immediate): Likewise.
1956 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
1957 Likewise. Also make these functions static.
1958 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
1959 (xtensa_const_ok_for_letter_p): New.
1960 (add_operand, arith_operand, nonimmed_operand, mem_operand,
1961 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
1962 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
1963 move_operand, const_float_1_operand, fpmem_offset_operand,
1964 branch_operator, ubranch_operator, boolean_operator): Move to
1966 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
1967 (xtensa_mem_offset): Change return type to bool.
1968 (xtensa_extra_constraint): New.
1969 (gen_int_relational): Update type of const_range_p function pointer.
1970 Use xtensa_b4const_or_zero.
1971 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
1972 xtensa_const_ok_for_letter_p. Update comments.
1973 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
1974 (PREDICATE_CODES): Delete.
1975 * config/xtensa/xtensa.md: Include predicates.md.
1976 * config/xtensa/predicates.md: New file.
1978 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1980 * config/v850/v850-protos.h: Remove the prototypes for
1981 reg_or_int9_operand, reg_or_const_operand,
1982 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
1983 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
1984 movsi_source_operand, power_of_two_operand,
1985 not_power_of_two_operand, special_symbolref_operand,
1986 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
1987 register_is_ok_for_epilogue.
1988 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
1989 reg_or_int9_operand, reg_or_const_operand,
1990 call_address_operand, special_symbolref_operand,
1991 movsi_source_operand, power_of_two_operand,
1992 not_power_of_two_operand, register_is_ok_for_epilogue,
1993 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
1994 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
1996 * config/v850/v850.h (PREDICATE_CODES): Remove.
1997 * config/v850/v850.md: Include predicates.md.
1998 * config/v850/predicates.md: New.
2000 2005-03-21 Zack Weinberg <zack@codesourcery.com>
2002 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
2003 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
2004 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
2005 (itoolsdir, itoolsdatadir): Move definition above new first use.
2006 (install-itoolsdirs): New rule.
2007 (install-mkheaders): Depend on install-itoolsdirs, not
2008 install-include-dir.
2010 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2012 * tree-into-ssa.c: Remove obsolete comments.
2014 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
2016 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
2017 unrolling if -fpeel-loops is specified, too.
2018 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2019 Remove superfluous check for flag_unroll_loops.
2021 2005-03-21 Uros Bizjak <uros@kss-loka.si>
2023 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
2024 (lrint_optab, llrint_optab): Define corresponding macros.
2025 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
2026 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
2027 pattern and llrint_optab using llrintdi2 patterns.
2028 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
2029 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
2030 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
2031 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
2032 flag_unsafe_math_optimizations is set.
2034 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
2036 * combine.c (combine_simplify_rtx, simplify_if_then_else,
2037 simplify_logical, if_then_else_cond, known_cond,
2038 simplify_comparison): Adjust calls to reverse_comparison.
2039 Don't use combine_reversed_comparison_code).
2040 (combine_reversed_comparison_code): Remove.
2041 (reversed_comparison): Using reversed_comparison_code, move it...
2042 * jump.c (reversed_comparison): ... here.
2043 * rtl.h (reversed_comparison): Add prototype.
2045 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2047 * builtins.c (fold_builtin): Take decomposed arguments of
2049 * fold-const.c (fold_ternary): Update a call to fold_builtin.
2050 * gimplify.c (gimplify_call_expr): Likewise.
2051 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
2052 * tree.h: Update the prototype of fold_builtin.
2054 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
2056 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
2057 * rtlhooks.c (gen_lowpart_no_emit_general): New.
2058 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
2059 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
2060 * simplify-rtx.c (simplify_binary_operation_1): Use it.
2062 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2064 * builtins.c (fold_builtin_1): Take decomposed arguments of
2066 (fold_builtin): Update a call to fold_builtin_1.
2068 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
2071 * gcov.c (output_lines): Only output function block summary when
2072 outputting branch information.
2073 * doc/gcov.texi: Document format of preamble and additional block
2076 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2078 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
2079 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
2080 the defaults false if BITS_PER_UNIT != 8.
2081 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
2082 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
2083 than BITS_PER_UNIT != 8.
2084 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
2085 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
2086 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
2088 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
2089 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
2091 2005-03-20 Roger Sayle <roger@eyesopen.com>
2094 * fold-const.c (fold_binary): Fix type mismatch between
2095 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
2096 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
2097 for non-truth-valued expressions.
2099 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
2100 and FUNCTION_DECL in the main switch.
2101 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
2102 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
2103 we also need to convert their operands to match.
2104 <TRUTH_NOT_EXPR>: Likewise.
2106 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
2108 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
2109 diagnostic without checking whether an lvalue.
2110 * c-common.h (lvalue_p): Remove.
2111 (enum lvalue_use): Update comment.
2112 (lvalue_or_else): Replace by lvalue_error.
2113 * c-typeck.c (lvalue_p): Make static.
2114 (lvalue_or_else): New. Call lvalue_error.
2116 2005-03-21 Alan Modra <amodra@bigpond.net.au>
2118 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
2119 (function_arg_advance): Use rs6000_parm_start.
2120 (function_arg, rs6000_arg_partial_bytes): Likewise.
2122 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2124 * c-common.c (check_case_value): Adjust comment about stripping
2126 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
2127 * c-typeck.c (default_conversion, convert_arguments,
2128 build_modify_expr, convert_for_assignment, store_init_value,
2129 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
2130 manually. Remove inaccurate comments.
2132 2005-03-20 Roger Sayle <roger@eyesopen.com>
2133 Joseph S. Myers <joseph@codesourcery.com>
2135 * varasm.c (do_assemble_alias): Restore comment describing function.
2136 Annotate the target parameter as potentially unused.
2138 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
2141 * config/avr/avr.c (avr_output_function_prologue): Do not use
2142 current_function_name() in a label, use a local label instead.
2144 2005-03-20 David Edelsohn <edelsohn@gnu.org>
2146 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
2147 flag_finite_math_only, not flag_unsafe_math_optimizations.
2149 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2151 * builtins.c (fold_builtin_1): Update a call to
2152 targetm.fold_builtin.
2153 * hooks.c (hook_tree_tree_bool_null): Rename to
2154 hook_tree_tree_tree_bool_null. Take one more argument of type
2156 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
2157 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
2158 hook_tree_tree_tree_bool_null.
2159 * target.h (gcc_target): Update the prototype of fold_builtin.
2160 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
2161 arguments of CALL_EXPR.
2162 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
2165 2005-03-20 Jan Hubicka <jh@suse.cz>
2167 * cgraph.h (cgraph_node): Add prev_clone pointer.
2168 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
2169 (cgraph_clone_node): Produce doubly linked chain.
2171 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2173 * c-common.c (handle_aligned_attribute, check_function_sentinel,
2174 get_nonnull_operand, handle_sentinel_attribute,
2175 check_function_arguments_recurse): Do not strip NOPS from
2177 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
2179 * c-format.c (get_constant): Likewise.
2180 * c-parser.c (c_parser_postfix_expression): Likewise.
2181 * c-typeck.c (set_init_index): Likewise.
2182 (convert_arguments): Don't check for NOP_EXPR containing integer
2185 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2187 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
2188 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
2189 Take decomposed arguments of CALL_EXPR.
2190 (fold_builtin_1): Update calls to the functions mentioned
2193 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2195 * c-decl.c (check_bitfield_type_and_width): Require bit-field
2196 width to have integer type.
2197 (build_enumerator): Require enumerator value to have integer type.
2199 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2201 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
2204 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2206 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
2207 std=iso9899:199x): Correct descriptions.
2209 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2211 * config.gcc: Consistently use solaris2.1[0-9]* instead of
2214 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
2216 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
2218 (expand_builtin_memcpy, fold_builtin_1): Update calls to
2219 fold_builtin_memcpy.
2221 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
2222 arguments of CALL_EXPR.
2223 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
2224 fold_builtin_found, fold_builtin_1): Update calls to
2225 fold_trunc_transparent_mathfn.
2227 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2230 * fold-const.c (fold_widened_comparison): Don't optimize casts of
2231 function pointers on targets that require function pointer
2233 (fold_sign_changed_comparison): Likewise.
2235 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
2237 * combine.c (try_combine): When changing the mode of a hard reg, make
2238 sure that doing so is valid.
2240 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
2242 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
2243 (TARGET_HANDLE_OPTION): Override default.
2244 (avr_handle_option): New function.
2245 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
2246 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
2247 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
2248 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
2249 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
2250 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
2251 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
2252 (TARGET_OPTIONS): Delete.
2253 * config/avr/avr.opt: New file.
2255 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2257 * config/m32r/m32r-protos.h: Remove the prototypes for
2258 call_address_operand, symbolic_operand, seth_add3_operand,
2259 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2260 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2261 two_insn_const_operand, move_src_operand,
2262 move_double_src_operand, move_dest_operand,
2263 eqne_comparison_operator, signed_comparison_operator,
2264 large_insn_p, conditional_move_operand, carry_compare_operand,
2265 m32r_block_immediate_operand, extend_operand,
2266 reg_or_eq_int16_operand, int8_operand, and
2267 reg_or_zero_operand.
2268 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2269 seth_add3_operand, int8_operand, cmp_int16_operand,
2270 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2271 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2272 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2273 move_double_src_operand, move_dest_operand,
2274 eqne_comparison_operator, signed_comparison_operator,
2275 extend_operand, small_insn_p, large_insn_p,
2276 conditional_move_operand, carry_compare_operand,
2277 m32r_block_immediate_operand): Move to predicates.md.
2278 (MAX_MOVE_BYTES): Move to m32r.h.
2279 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2280 * config/m32r/m32r.md: Include predicates.md.
2281 * config/m32r/predicates.md: New.
2283 2005-03-18 James E Wilson <wilson@specifixinc.com>
2286 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
2289 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2291 * config/mn10300/mn10300-protos.h: Remove the prototypes for
2292 call_address_operand, const_8bit_operand.
2293 * config/mn10300/mn10300.c (call_address_operand,
2294 const_8bit_operand, const_1f_operand): Move to predicates.md.
2295 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
2296 * config/mn10300/mn10300.md: Include predicates.md.
2297 * config/mn10300/predicates.md: New.
2299 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
2301 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
2302 declarations in diagnostics and %E for identifiers, not %s.
2304 2005-03-18 Jan Hubicka <jh@suse.cz>
2305 Dale Johannesen <dalej@apple.com>
2307 * basic-block.h (scale_bbs_frequencies_int,
2308 scale_bbs_frequencies_gcov_type): Declare.
2309 * cfg.c (RDIV): New macro.
2310 (update_bb_frequency_for_threading): Fix.
2311 * basic-block.h (scale_bbs_frequencies_int,
2312 scale_bbs_frequencies_gcov_type): New.
2313 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
2314 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
2315 scale_bbs_frequencies_int.
2316 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
2318 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2320 * config/m32r/m32r-protos.h: Remove the prototypes for
2321 call_address_operand, symbolic_operand, seth_add3_operand,
2322 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2323 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2324 two_insn_const_operand, move_src_operand,
2325 move_double_src_operand, move_dest_operand,
2326 eqne_comparison_operator, signed_comparison_operator,
2327 large_insn_p, conditional_move_operand, carry_compare_operand,
2328 m32r_block_immediate_operand, extend_operand,
2329 reg_or_eq_int16_operand, int8_operand, and
2330 reg_or_zero_operand.
2331 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2332 seth_add3_operand, int8_operand, cmp_int16_operand,
2333 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2334 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2335 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2336 move_double_src_operand, move_dest_operand,
2337 eqne_comparison_operator, signed_comparison_operator,
2338 extend_operand, small_insn_p, large_insn_p,
2339 conditional_move_operand, carry_compare_operand,
2340 m32r_block_immediate_operand): Move to predicates.md.
2341 (MAX_MOVE_BYTES): Move to m32r.h.
2342 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2343 * config/m32r/m32r.md: Include predicates.md.
2344 * config/m32r/predicates.md: New.
2346 * config/pa/pa-protos.h: Add prototypes for magic_milli and
2348 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
2349 symbolic_operand, symbolic_memory_operand,
2350 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
2351 indexed_memory_operand, move_dest_operand, move_src_operand,
2352 prefetch_cc_operand, prefetch_nocc_operand,
2353 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
2354 arith_operand, arith11_operand, pre_cint_operand,
2355 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
2356 ireg_operand, int5_operand, uint5_operand, int11_operand,
2357 uint32_operand, arith5_operand, and_operand, ior_operand,
2358 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
2359 pc_or_label_operand, div_operand, plus_xor_ior_operator,
2360 shadd_operand, movb_comparison_operator,
2361 cmpib_comparison_operator): Move to predicates.md.
2362 (magic_milli, shadd_constant_p): Make it extern.
2363 * config/pa/pa.h (PREDICATE_CODES): Remove.
2364 * config/pa/pa.md: Include predicates.md.
2365 * config/pa/predicates.md: New.
2367 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
2370 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2372 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
2373 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
2374 config/alpha/freebsd.h, config/alpha/linux.h,
2375 config/alpha/netbsd.h, config/alpha/osf5.h,
2376 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
2377 config/h8300/h8300-protos.h, config/h8300/h8300.c,
2378 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
2379 doc/cppopts.texi: Update copyright.
2381 2005-03-18 Jan Hubicka <jh@suse.cz>
2384 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
2386 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
2389 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2391 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
2394 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
2396 * combine.c (gen_binary): Remove.
2397 (known_cond, simplify_shift_const, find_split_point,
2398 combine_simplify_rtx, simplify_if_then_else, simplify_set,
2399 simplify_logical, expand_field_assignment, extract_left_shift,
2400 force_to_mode, if_then_else_cond, apply_distributive_law,
2401 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
2402 simplify_comparison, reversed_comparison): Replace with
2403 simplify_gen_binary, simplify_gen_relational or
2404 distribute_and_simplify_rtx.
2405 (distribute_and_simplify_rtx): New function.
2407 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
2408 Paolo Bonzini <gcc.gnu.org>
2410 * calls.c (setjmp_call_p, special_function_p): Update comments
2411 at the head of the functions.
2413 2005-03-18 Jan Hubicka <jh@suse.cz>
2415 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
2417 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
2418 function body should be released; do not proactively release function
2419 bodies in non-unit-at-a-time mode.
2421 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
2423 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
2424 mno-fp-ret-in-387 multilib variants.
2426 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
2428 * common.opt (m): Remove.
2429 * opts.c (handle_option): Pass 'm' options to set_target_switch if
2431 (common_handle_option): Remove OPT_m case.
2433 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2435 * builtins.c (fold_builtin_bitop): Take decomposed arguments
2437 (fold_builtin_1): Update a call to fold_builtin_bitop.
2439 * builtins.c (fold_builtin_signbit): Take decomposed arguments
2441 (fold_builtin_1): Update a call to fold_builtin_signbit.
2443 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
2445 PR tree-optimization/20474
2446 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
2447 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
2449 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2451 * config/h8300/h8300-protos.h: Remove prototypes for
2452 general_operand_src, general_operand_dst, single_one_operand,
2453 single_zero_operand, call_insn_operand,
2454 two_insn_adds_subs_operand, small_call_insn_operand,
2455 jump_address_operand, bit_operand, bit_memory_operand,
2456 stack_pointer_operand, const_int_gt_2_operand,
2457 const_int_ge_8_operand, const_int_qi_operand,
2458 const_int_hi_operand, incdec_operand, bit_operator,
2459 nshift_operator, eqne_operator, gtle_operator,
2460 gtuleu_operator, iorxor_operator.
2461 Add prototypes for h8sx_shift_type h8sx_classify_shift and
2462 h8300_ldm_stm_parallel.
2463 * config/h8300/h8300.c (h8sx_shift_type,): Move to
2465 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
2466 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
2467 (h8300_ldm_stm_parallel): Make it extern.
2468 (h8300_ldm_parallel, h8300_stm_parallel,
2469 h8300_return_parallel, general_operand_src,
2470 general_operand_dst, h8300_dst_operand, h8300_src_operand,
2471 nibble_operand, reg_or_nibble_operand, single_one_operand,
2472 single_zero_operand, call_insn_operand,
2473 two_insn_adds_subs_operand, small_call_insn_operand,
2474 jump_address_operand, bit_operand, bit_memory_operand,
2475 stack_pointer_operand, const_int_gt_2_operand,
2476 const_int_ge_8_operand, const_int_qi_operand,
2477 const_int_hi_operand, incdec_operand, eqne_operator,
2478 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
2479 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
2480 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
2481 nshift_operator): Move to predicates.md.
2482 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
2483 * config/h8300/h8300.md: Include predicates.md.
2484 * config/h8300/predicates.md: New.
2486 2005-03-17 Richard Henderson <rth@redhat.com>
2488 * config.gcc (ia64*-*-hpux*): Add extra_options.
2489 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
2490 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2491 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
2492 (ia64_tls_size_string, ia64_tune_string): Remove.
2493 (ia64_tune): Init to PROCESSOR_ITANIUM2.
2494 (TARGET_DEFAULT_TARGET_FLAGS): New.
2495 (TARGET_HANDLE_OPTION): New.
2496 (ia64_override_options): Move options parsing ...
2497 (ia64_handle_option): ... here. New.
2498 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
2499 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
2500 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
2501 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
2502 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
2503 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
2504 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
2505 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
2506 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
2507 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
2508 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
2509 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
2510 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
2511 TARGET_EARLY_STOP_BITS): Remove.
2512 (TARGET_ILP32): Default false.
2513 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
2514 (enum ia64_inline_type): New.
2515 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2516 * config/ia64/ia64.md: Update for new definitions of
2517 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
2518 * config/ia64/ia64.opt: New file.
2519 * config/ia64/ilp32.opt: New file.
2521 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
2524 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
2526 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2528 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
2529 instead of MASK_H8300S.
2530 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
2531 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
2532 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
2533 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
2534 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
2535 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
2536 TARGET_SWITCHES): Remove.
2537 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
2539 * config/h8300/h8300.opt: New.
2541 * config/alpha/alpha.opt, config/arc/arc.opt,
2542 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
2545 2005-03-17 Ian Lance Taylor <ian@airs.com>
2549 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
2551 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
2552 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
2553 (TARGET_HANDLE_OPTION): Override default.
2554 (arc_handle_option): New function.
2555 (arc_init): Remove code to set arch_cpu_string.
2556 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
2557 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
2558 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
2559 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
2560 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
2561 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
2562 (arc_rodata_string, TARGET_OPTIONS): Delete.
2563 * config/arc/arc.opt: New file.
2565 2005-03-17 Richard Henderson <rth@redhat.com>
2567 * doc/extend.texi (Weak Pragmas): New section.
2568 (attribute alias): Clarify that target must be in the same
2571 2005-03-17 Richard Henderson <rth@redhat.com>
2573 * config/alpha/alpha.opt: New file.
2574 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
2576 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
2577 alpha_fprm_string, alpha_fptm_string): Make static.
2578 (alpha_tls_size_string): Remove.
2579 (alpha_handle_option): New.
2580 (override_options): Update for alpha_cpu/alpha_tune split.
2581 (alpha_file_start): Likewise.
2582 (TARGET_DEFAULT_TARGET_FLAGS): New.
2583 (TARGET_HANDLE_OPTION): New.
2584 * config/alpha/alpha.h (alpha_tune): Declare.
2585 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
2586 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
2587 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
2588 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
2589 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
2590 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
2591 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
2592 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
2593 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
2594 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
2595 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
2596 (TARGET_DEFAULT): Remove MASK_FP.
2597 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
2598 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
2599 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
2600 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
2601 alpha_tls_size_string): Remove.
2602 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
2603 (attribute tune): Rename from attribute cpu.
2604 * config/alpha/ev4.md: Update to match.
2605 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
2606 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
2607 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
2608 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
2609 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
2610 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
2612 2005-03-16 James E. Wilson <wilson@specifixinc.com>
2614 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
2615 and return without creating new state if before_nops_num is nonzero.
2616 * config/ia64/ia64.md (first_insn): New attribute.
2617 (alloc): Set it to yes.
2619 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2621 * tree-vectorizer.c (new_vec_stmt_info): Initialize
2622 STMT_VINFO_SUBVARS to NULL.
2623 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
2625 2005-03-16 Dale Johannesen <dalej@apple.com>
2627 * rtlanal.c (find_first_parameter_load): Rewrite to
2628 return actual first param load or the call if none,
2629 instead of first in block, when not all loads exist.
2631 2005-03-16 Roger Sayle <roger@eyesopen.com>
2633 * optabs.c (expand_copysign_absneg): Make static.
2634 * optabs.h (expand_copysign_absneg): Delete prototype.
2635 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
2637 2005-03-16 Richard Henderson <rth@redhat.com>
2640 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
2641 (alias_pairs): Rename from output_defs.
2642 (find_decl_and_mark_needed): Split out from assemble_alias.
2643 (do_assemble_alias): New.
2644 (assemble_output_def): Remove.
2645 (finish_aliases_1, finish_aliases_2): New.
2646 (process_pending_assemble_output_defs): Remove.
2647 (assemble_alias): Defer aliases for which we don't yet have a
2648 non-external decl for the target symbol.
2649 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
2650 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
2651 * toplev.c (compile_file): Use finish_aliases_2 instead of
2652 process_pending_assemble_output_defs.
2653 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
2654 (process_pending_assemble_output_defs): Remove.
2656 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2658 Fix PR tree-optimization/20489
2660 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
2661 for empty structures.
2663 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2665 Fix PR tree-optimization/20490
2667 * tree-ssa-pre.c (create_expression_by_pieces): Use
2668 force_gimple_operand on result of fold.
2670 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
2672 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
2673 of closing parenthesis.
2675 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
2677 * builtins.c (expand_movstr): Update a call to
2678 fold_builtin_strcpy.
2679 (expand_builtin_strncpy): Update a call to
2680 fold_builtin_strncpy.
2681 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
2682 arguments of CALL_EXPR.
2683 (fold_builtin_1): Update calls to fold_builtin_strcpy and
2684 fold_builtin_strncpy.
2685 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
2686 * tree.h: Update the prototypes of fold_builtin_strcpy and
2687 fold_builtin_strncpy.
2689 2005-03-16 Steven Bosscher <stevenb@suse.de>
2690 Dorit Naishlos <dorit@il.ibm.com>
2692 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
2693 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
2696 2005-03-16 Steven Bosscher <stevenb@suse.de>
2698 * tree-inline.c (walk_type_fields, walk_tree,
2699 walk_tree_without_duplicates): Move from here...
2700 * tree.c: ...to here.
2702 2005-03-15 Zack Weinberg <zack@codesourcery.com>
2704 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
2705 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
2706 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
2707 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
2708 (version): Define using $(BASEVER_c).
2709 (Makefile, config.status, build/gcov-iov.o): No longer depends on
2711 (version.o): Depend on version files; add custom generation command.
2712 (prefix.o): Define BASEVER on command line.
2713 (s-iov): Depend on version files; adjust command.
2714 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
2716 (gcc-vers.texi): New rule.
2717 (doc/%.info, doc/%.dvi): Add -I . to command line.
2718 (doc/gccinstall.dvi): Likewise.
2719 (PACKAGE): Delete. All uses replaced with "gcc".
2720 * aclocal.m4: Do not include gcc-version.m4.
2721 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
2722 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
2723 Set is_release based on contents of DEV-PHASE.
2724 Set gcc_version based on contents of BASE-VER.
2725 Define WIN32_REGISTRY_KEY only if the user overrode the default.
2726 * config.in, configure: Regenerate.
2727 * gccbug.in: Determine version of GCC in use at runtime.
2728 * gcov-iov.c: Get version number and development phase from
2729 command line, not by including version.c.
2730 * intl.c: Replace all uses of PACKAGE with "gcc".
2731 * libada-mk.in: Delete unused "gcc_version" variable.
2732 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
2733 * version.c: (VERSUFFIX): New hook for redistributors; adjust
2734 commentary to match.
2735 (version_string): Put together from pieces.
2736 * config/alpha/x-vms: Do not use $(gcc_version).
2737 * config/i386/t-nwld: Likewise.
2738 * doc/include/gcc-common.texi: Include gcc-vers.texi for
2739 version-GCC and DEVELOPMENT.
2741 2005-03-15 Roger Sayle <roger@eyesopen.com>
2743 PR tree-optimization/17454
2744 * tree.c (tree_size): Add case for TREE_BINFO.
2745 * fold-const.c (fold_checksum_tree): Only clear the overloaded
2746 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
2748 2005-03-15 Roger Sayle <roger@eyesopen.com>
2750 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
2751 op1 whilst expanding the signed widenening multiply variant.
2753 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
2755 * toplev.c (display_target_options): Avoid unused variable warning if
2756 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
2757 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
2758 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
2759 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
2760 (mips_isa_info): New variable.
2761 (mips_parse_cpu): Remove the first argument and leave the caller
2763 (TARGET_HANDLE_OPTION): Override default.
2764 (mips_handle_option): New function. Move option validation code from...
2765 (override_options): ...here. Update calls to mips_parse_cpu.
2766 * config/mips/mips.h (mips_arch_string, mips_tune_string)
2767 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
2768 (SUBTARGET_TARGET_OPTIONS): Delete.
2769 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
2770 (mno-flush-func, mtune=): New options.
2772 2005-03-15 Roger Sayle <roger@eyesopen.com>
2773 Richard Henderson <rth@redhat.com>
2775 * real.c (c4x_single_format, c4x_extended_format): Provide values
2776 for signbit_ro for c4x's single and extended floating point formats.
2777 * optabs.c (expand_copysign): Use the floating point format's
2778 signbit_ro for expanding via expand_copysign_absneg, and it's
2779 signbit_rw field for expanding via expand_copysign_bit.
2781 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
2783 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
2784 known_alignment_for_access_p.
2785 (known_alignment_for_access_p): New.
2786 (do_peeling_for_alignment): Field made int instead of bool and renamed
2787 to peeling_for_alignment.
2788 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
2789 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
2790 functionality used to be in vect_analyze_operations.
2791 (vect_analyze_operations): Code to determine vectorization factor was
2792 moved to vect_determine_vectorization_factor.
2793 (vect_enhance_data_refs_alignment): Update to correct alignment when it
2794 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
2796 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
2797 be part of vect_analyze_operations).
2798 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
2799 creating the guard condition, as the number of iterations may be
2801 (slpeel_tree_peel_loop_to_edge): Use new name of
2802 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
2803 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
2804 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
2805 (vect_do_peeling_for_alignment): Use fold.
2806 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
2808 (vect_update_inits_of_dr): Renamed to
2809 vect_update_init_of_dr.
2810 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
2811 (vectorizable_store): Fix assertion to use == instead of =.
2813 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
2815 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
2816 call_used_regs for wCG registers.
2818 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
2820 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
2821 for non-offsettable memory references to cope with outstanding reload
2822 replacements, take 2.
2824 2005-03-15 Uros Bizjak <uros@kss-loka.si>
2827 * config/i386/i386.h (x86_fisttp): New.
2828 (TARGET_FISTTP): New macro.
2829 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
2830 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
2831 instruction when fisttp flag is set.
2832 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
2834 * config/i386/i386.md (type attribute): Add fisttp.
2835 (unit attribute): Set to i387 for fisttp type.
2836 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
2837 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
2839 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
2840 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
2842 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
2843 patterns for TARGET_FISTTP. Enable patterns for
2844 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
2845 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
2846 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
2847 implement fisttp x87 insn.
2848 (fix_trunc*_i387_fisttp splitters): New patterns.
2849 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
2850 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
2851 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
2853 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
2854 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
2855 Implement using mode macros. Disable patterns for TARGET_FISTTP.
2856 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
2857 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
2858 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
2859 Disable patterns for TARGET_FISTTP.
2860 (fix_trunc*_i387 splitters): Implement usign mode macros.
2861 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
2862 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
2863 (fix_trunx*_sse peephole2s): Implement using mode macros.
2865 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
2867 PR rtl-optimization/20291
2868 * combine.c (try_combine): If splitting fails, re-try with
2869 original combined pattern, i.e. before clobber stripping.
2871 2005-03-14 Eric Christopher <echristo@redhat.com>
2873 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
2874 STACK_GROWS_DOWNWARD.
2876 2005-03-14 Roger Sayle <roger@eyesopen.com>
2878 * real.h (struct real_format): Split the signbit field into two
2879 two fields, signbit_ro and signbit_rw.
2880 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
2881 mips_double_format, ieee_extended_motorola_format,
2882 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
2883 ieee_extended_intel_128_format, ibm_extended_format,
2884 mips_extended_format, ieee_quad_format, mips_quad_format,
2885 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
2886 i370_double_format, c4x_single_format, c4x_extended_format,
2887 real_internal_format): Update initializers for new field.
2888 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
2889 real_format structure.
2890 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
2891 field of the real_format structure.
2893 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
2895 Fix PR tree-optimization/20458
2897 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
2898 DECL_EXTERNAL on STRUCT_FIELD tags.
2899 (clear_call_clobbered): Ditto.
2900 * tree-ssa-operands.c (note_addressable): Make sure the original
2901 variable doesn't slip into the addressable list if we have
2903 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
2906 2005-03-14 Geoffrey Keating <geoffk@apple.com>
2908 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
2909 (-fwide-exec-charset): Likewise.
2910 (-finput-charset): Likewise.
2911 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
2912 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
2913 * c.opt (Wnormalized): New.
2915 2005-03-14 Devang Patel <dpatel@apple.com>
2917 * doc/invoke.texi: Add reference to Visibility document.
2919 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
2921 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
2922 MASK_SPLIT_ADDRESSES.
2923 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
2924 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
2925 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
2926 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
2927 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
2928 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
2929 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
2930 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
2931 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
2932 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
2933 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
2934 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
2935 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
2936 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
2937 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
2938 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
2939 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
2940 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
2941 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
2942 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
2943 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
2944 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
2945 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
2946 (TARGET_EXPLICIT_RELOCS): Delete.
2947 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
2948 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
2949 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
2950 (override_options): Set MASK_LONG64 if -mint64 is given and no
2951 -mlongXX option is. Complain about -mint64 -mlong32.
2952 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
2953 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
2954 * config/mips/mips.opt: New file.
2956 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
2958 * config.gcc (extra_options): New variable for listing option files.
2959 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
2960 * configure.ac (extra_opt_files): New AC_SUBST variable.
2961 (tm_file_list, tm_include_list): Include options.h first.
2962 * configure: Regenerate.
2963 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
2964 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
2965 (s-options-h): New rule.
2966 (options.h): Depend on it.
2967 (TEXI_GCCINT_FILES): Add options.texi.
2968 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
2969 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
2970 * target.h (gcc_target): Add default_target_flags and handle_option.
2971 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
2972 (TARGET_HANDLE_OPTION): New macros.
2973 (TARGET_INITIALIZER): Include them.
2974 * opt-functions.awk (opt_args, nth_arg): New functions.
2975 (switch_flags): Handle the "Target" flag.
2977 (var_name): Use opt_args and nth_arg.
2978 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
2979 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
2980 macros for the "Mask" and "InverseMask" options.
2981 * opts.h (cl_var_cond): New enum.
2982 (cl_option): Replace the "has_set_value" and "set_value" fields with
2983 "var_cond" and "var_value".
2984 (CL_TARGET): New macro.
2985 (option_enabled, print_filtered_help): Declare.
2986 (decode_options): Move definition.
2987 * opts.c (handle_option): Search for the original option before
2988 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
2989 var_cond and var_value fields. Use targetm.handle_option to handle
2991 (decode_options): Set target_flags to targetm.default_target_flags.
2992 (print_filtered_help): Make global. Handle CL_TARGET.
2993 (option_enabled): New function.
2994 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
2995 (display_target_options, set_target_switch, print_switch_values)
2996 (default_pch_valid_p): Guard uses of target_switches with
2997 #ifdef TARGET_SWITCHES. Also...
2998 (display_target_options): Display the CL_TARGET entries in cl_options.
2999 (set_target_option): Don't complain about the "" option when
3000 TARGET_SWITCHES is undefined.
3001 (print_switch_values): Use option_enabled.
3002 (default_pch_valid_p): Check cl_options[] when looking for something
3003 that has changed the value of target_flags.
3004 * c.opt: Remove documentation from top of file.
3005 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
3006 * doc/sourecebuild.texi: Refer to the new options documentation
3007 instead of c.opt. Document machine-specific .opt files.
3008 * doc/tm.texi (target_flags): Say that this variable is declared
3010 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
3011 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
3013 * doc/options.texi: New file.
3015 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
3018 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
3021 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
3024 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
3025 temporary variable of pointer type if an lvalues is required.
3026 (gimplify_modify_expr_rhs): Request an rvalue from it.
3027 (gimplify_expr): Pass fallback on.
3029 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3031 * cfgbuild.c: Update comments.
3033 2005-03-14 Roger Sayle <roger@eyesopen.com>
3035 PR rtl-optimization/17236
3036 * optabs.c (expand_doubleword_mult): New helper function split out
3037 from expand_binop. Permute the order in which instructions are
3038 emitted to minimize the number of simultaneously live registers.
3039 (expand_binop): Call expand_doubleword_mult to synthesize a double
3040 word multiplication.
3042 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3044 * basic-block.h: Update the prototypes of cached_make_edge and
3046 * cfg.c (cached_make_edge): Take edge_cache representing one
3047 row of the adjacency matrix of edges.
3048 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
3049 (make_edges): Initialize edge_cache to represent one row of
3050 the adjacency matrix of edges.
3052 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3054 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
3056 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
3057 Remove unused removed_phis variable.
3058 (conditional_replacement): Use build1/build2.
3059 (abs_replacement): Use last_and_only_stmt and build1/build2.
3061 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3063 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
3064 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
3065 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
3066 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
3067 * c-common.c (handle_novops_attribute): New function.
3068 (c_common_attribute_table): Add "no vops" entry.
3069 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
3070 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
3071 * tree-ssa-operands.c (get_call_expr_operands): Do not
3072 create virtual operands for calls with ECF_NOVOPS flag.
3073 * tree.h (DECL_IS_NOVOPS): New macro.
3074 (struct tree_decl): Add novops_flag.
3075 (ECF_NOVOPS): New constant.
3077 2005-03-14 Uros Bizjak <uros@kss-loka.si>
3080 * config/i386/i386.c (x86_use_himode_fiop): New.
3081 (x86_use_simode_fiop): Rename from x86_use_fiop.
3082 * config/i386/i386.h (x86_use_himode_fiop): Declare.
3083 (TARGET_USE_HIMODE_FIOP): New.
3084 (x86_use_simode_fiop): Rename from x86_use_fiop.
3085 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
3087 * config/i386/i386.md (X87MODEI12): New mode macro define.
3088 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
3089 to implement x87 FP compare with HImode input operands.
3090 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
3091 Use X87MODEI12 mode macro to handle HImode input operands.
3092 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
3093 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
3094 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
3095 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
3096 macro to implement x87 operators with HImode input operands.
3097 (fop splitters): Use X87MODEI12 mode macro to handle HImode
3100 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3102 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
3104 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
3105 constants invariant.
3107 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3109 * basic-block.h (BB_VISITED): Removed.
3110 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
3112 2005-03-14 Falk Hueffner <falk@debian.org>
3115 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
3117 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3119 * ggc-zone.c: Fix comment typos.
3121 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
3122 stringpool.c, config/mips/mips-protos.h: Update copyright.
3124 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3126 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
3127 throughout with its typedef, "rtx".
3128 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
3129 (rs6000_tls_symbol_ref_1): Remove inline keyword.
3130 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
3131 regs in comment to match code.
3133 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3135 * except.c (check_handled): Make it static.
3136 * except.h: Remove the corresponding prototype.
3138 * function.c (get_func_frame_size): Make it static.
3139 * function.h: Remove the corresponding type.
3141 * regclass.c (reg_class_superclasses, reg_class_subclasses):
3143 * hard-reg-set.h: Remove the corresponding declarations.
3145 * tree-cfg.c (verify_stmts): Check that
3146 bb_for_stmt (stmt) == bb for every PHI node and statement.
3148 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3150 * config.gcc: Remove excess indentation.
3151 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
3153 2005-03-13 Roger Sayle <roger@eyesopen.com>
3156 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
3157 * fold-const.c (fold_sign_changed_comparison): Likewise.
3158 (fold_binary): Optimize comparisons against widened operands if
3159 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
3161 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3163 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
3164 (sparc_override_options): Initialize it.
3165 (sparc_struct_value_rtx): Set it on the MEM to be returned.
3167 2005-03-13 David Edelsohn <edelsohn@gnu.org>
3169 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
3170 (reg_or_none500mem_operand): New predicate.
3171 (zero_reg_mem_operand): New predicate.
3172 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
3173 to reg_or_none500mem_operand.
3174 (extendsfdf2_fpr): Add MEM alternative.
3175 (extenddftf2_internal): Change operand2 predicate to
3176 zero_reg_mem_operand.
3178 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3180 * ggc-zone.c: Rewritten.
3182 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
3184 * configure.ac: Define GGC_ZONE for --with-gc=zone.
3185 * config.in: Regenerated.
3186 * configure: Regenerated.
3187 * gengtype.c (write_types_process_field, write_func_for_structure):
3188 Pass new argument to gt_pch_note_object.
3189 * ggc-common.c (struct ptr_data): Add TYPE.
3190 (gt_pch_note_object): Take TYPE argument and save it.
3191 (call_count): Update call to ggc_pch_count_object.
3192 (call_alloc): Update call to ggc_pch_alloc_object.
3193 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
3195 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
3196 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
3197 (ggc_alloc_zone_stat): Delete.
3198 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
3199 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
3200 (ggc_pch_alloc_object): Update prototypes.
3201 (garbage_zone): Delete.
3202 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
3203 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
3205 (tree_id_zone): New variable.
3206 (ggc_alloc_cleared_zone): Remove unused.
3207 (ggc_alloc_zone): Define.
3208 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
3209 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
3210 ggc_alloc_zone_stat.
3211 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
3212 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
3213 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
3214 (make_node_stat): Likewise. Use tree_id_zone.
3216 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3217 Joseph S. Myers <joseph@codesourcery.com>
3219 * configure.ac: Check for MIPS TLS.
3220 * configure: Regenerated.
3221 * config/mips/mips-protos.h (enum mips_symbol_type): Add
3222 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
3223 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
3224 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
3225 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
3226 (mips_classify_symbol, mips_symbolic_constant_p)
3227 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
3228 (mips_tls_operand_p, mips_call_tls_get_addr)
3229 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
3230 (mips_tls_symbol_ref_1): New functions.
3231 (mips_legitimize_address, mips_legitimize_const_move): Call
3232 mips_legitimize_tls_address.
3233 (override_options): Handle V1_REG and TLS symbols. Disable TLS
3235 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
3236 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
3237 (mips_char_to_class): Document V1_REG.
3238 (HAVE_AS_TLS): Provide default.
3239 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
3241 (load_got<mode>): Renamed from *load_got<mode>. Allow when
3243 (tls_get_tp_<mode>): New instruction.
3245 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3247 * configure.ac: Update checks for target tools.
3248 * configure: Regenerated.
3250 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3252 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
3254 2005-03-13 Roger Sayle <roger@eyesopen.com>
3256 * expmed.c (expand_mult): Use synthetic multiplication sequences for
3257 more classes of DImode multiplication by constant. Allow both
3258 multiplication by small negative constants (by performing a
3259 multiplication by a positive constant and negating the result) and
3260 multiplications by large powers of two, by using a left shift.
3262 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3264 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
3265 of basic blocks into work_stack.
3267 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
3268 config/mips/vr.h: Update copyright.
3270 * c-decl.c (c_init_decl_processing): Remove useless calls to
3271 build_function_type.
3273 * builtins.c (fold_trunc_transparent_mathfn,
3274 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
3275 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
3276 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
3277 fold_builtin_strcpy, fold_builtin_strncpy,
3278 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
3281 * builtins.c (expand_builtin_mathfn_3): Remove local variable
3284 * lambda-code.c (lambda_compute_auxillary_space): Remove local
3285 variable determinant.
3287 * tree-cfg.c (group_case_labels): Remove local variable type.
3289 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
3292 * tree-ssa-phiopt.c (value_replacement): Remove local variable
3295 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
3298 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
3299 (*movmemqi_insn): Delete.
3300 (*movmemhi): Delete.
3302 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3304 * builtins.c (fold_builtin_classify): Take decomposed
3305 arguments of CALL_EXPR.
3306 (fold_builtin_1): Update a call to fold_builtin_classify.
3308 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
3311 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
3312 through into call to parser_xref_tag after parse error.
3313 (c_parser_struct_declaration): Consistently return NULL_TREE on
3316 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
3318 * tree-flow-inline.h (ref_contains_array_ref): New function.
3319 (lookup_subvars_for_var): Ditto.
3320 (get_subvars_for_var): Ditto.
3321 (var_can_have_subvars): Ditto.
3323 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
3324 (struct subvar): New type.
3326 * tree-dfa.c (okay_component_ref_for_subvars): New function.
3328 * tree-optimize.c (init_tree_optimization_passes): Call
3329 pass_create_structure_vars.
3331 * tree-ssa-alias.c: Include vec.h.
3332 (init_alias_info): Don't auto-clear call clobbered on struct-field
3334 (compute_flow_insensitive_aliasing): Handle subvars.
3335 (group_aliases): Handle STRUCT_FIELD aliases.
3336 (setup_pointers_and_addressables): Ditto.
3337 Don't mark variables non-addressable if they still have
3338 addressable subvars.
3339 Also mark subvars addressable when the real variable is marked
3341 (add_pointed_to_var): Try to prune the pointed-to set by only
3342 pointing to subvars when possible.
3343 Otherwise, make sure we set addresses_needed and pt_vars to
3344 properly include subvars.
3345 (bitpos_of_field): New function.
3346 (push_fields_onto_fieldstack): Ditto.
3347 (get_or_create_used_part_for): Ditto.
3348 (create_overlap_variables_for): Ditto.
3349 (find_used_portions): Ditto.
3350 (create_structure_vars): Ditto.
3351 (pass_create_structure_vars): New structure.
3353 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
3354 (get_expr_operands): Handle subvars. Also try to turn
3355 COMPONENT_REF accesses into must-defs now that we can accurately
3357 (note_addressable): Try to only mark as addressable those subvars
3358 we know a COMPONENT_REF touches.
3359 (overlap_subvar): New function.
3361 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
3362 Handle subvar storing.
3363 (vect_address_analysis): Update caller of vect_object_analysis.
3365 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
3367 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
3368 (STMT_VINFO_SUBVARS): New macro.
3370 * common.opts: add flag_tree_salias.
3372 * opts.c (decode_options): flag_tree_salias defaults to on.
3374 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
3376 * doc/tree-ssa.texi: Document structural alias analysis.
3378 2005-03-12 Steven Bosscher <stevenb@suse.de>
3380 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
3381 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
3382 * tree-ssa-operands.c (get_expr_operands): Likewise.
3383 (get_expr_operands): Likewise for ERROR_MARK.
3385 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3387 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
3390 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
3393 * tree-ssa-pre.c (compute_avail): Remove local variable val.
3394 (mark_operand_necessary): Remove local variable ver.
3396 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
3397 variable prefix_len.
3399 * value-prof.c (mod_subtract_transform): Remove local variable
3402 * builtins.c (fold_builtin_exponent): Take decomposed
3403 arguments of CALL_EXPR.
3404 (fold_builtin_1): Update a call to fold_builtin_exponent.
3406 * builtins.c (fold_builtin_logarithm): Take decomposed
3407 arguments of CALL_EXPR.
3408 (fold_builtin_1): Update a call to fold_builtin_logarithm.
3410 * c-decl.c (c_init_decl_processing): Remove local variables
3411 ptr_ftype_void and ptr_ftype_ptr.
3413 * gimplify.c (gimplify_expr): Remove local variables r0 and
3416 * reg-stack.c (move_for_stack_reg): Remove local variable
3418 (compare_for_stack_reg): Remove local variable flags_user.
3419 (convert_regs_1): Remove local variable deleted.
3421 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
3423 (combine_blocks): Remove local variables exits and new_e.
3425 * tree-inline.c (expand_call_inline): Remove local variable
3428 * tree-ssa-live.c (create_ssa_var_map,
3429 calculate_live_on_entry): Remove local variable snn.
3431 2005-03-12 Geoffrey Keating <geoffk@apple.com>
3433 * c-lex.c (c_lex_with_flags): Add parameter to call to
3436 2005-03-11 Per Bothner <per@bothner.com>
3438 * c-tree.h (struct c_declarator): New id_loc field.
3439 * c-pragma.h (c_lex_with_flags): Take position reference.
3440 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
3441 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
3442 (c_lex): Pass dummy location to c_lex_with_flags.
3443 * c-parser.c (c_lex_one_token): Set c_token's location using
3444 c_lex_with_flags, instead of input_location, which might be "ahead".
3445 (c_parser_direct_declarator): Set declarator's id_loc from
3447 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
3448 declarator's id_loc, rather than probably-imprecise input_location.
3449 (build_id_declarator): Initialize c_declarator's id_loc field.
3451 2005-03-11 Roger Sayle <roger@eyesopen.com>
3454 * builtins.c (expand_builtin_signbit): Force the signbit's word
3455 into an integer register to avoid SUBREGs of floating point modes.
3457 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3459 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
3460 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
3461 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
3462 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
3464 2005-03-11 David Edelsohn <edelsohn@gnu.org>
3466 PR rtl-optimization/20306
3467 * expr.c (emit_move_complex): Set try_int false if mode is
3468 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
3469 emit_block_move if try_int is true.
3471 2005-03-11 Richard Henderson <rth@redhat.com>
3474 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
3475 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
3478 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3480 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
3481 (TARGET_FIX_VR4130): New macro.
3482 (TARGET_OPTIONS): Add -mfix-vr4130.
3483 (ISA_HAS_MACCHI): New macro.
3484 (ASM_SPEC): Add -mfix-vr4130.
3485 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
3486 (override_options): Handle mips_fix_vr4130_string.
3487 (mips_avoid_hazards): Clear all_noreorder_p
3488 if we're working around VR4130 errata and the macc alternatives
3490 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
3491 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
3492 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
3493 (MULTILIB_DEFAULTS): Remove leading "march=".
3494 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
3495 if no architecture option is given.
3496 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
3498 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
3499 * doc/invoke.texi: Document -mfix-vr4130.
3501 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3503 * config/mips/mips.c (override_options): Only warn about -mint64
3504 deprecation if TARGET_INT64.
3506 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3508 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
3509 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
3510 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
3511 are non-specific regarding the nonnull parameter positions.
3512 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
3513 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
3514 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
3515 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
3517 * builtins.def: Use the non-specific "nonnull" attibute lists.
3519 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3521 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3522 single_pred_edge, single_succ, single_pred): Improve comments.
3524 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3526 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3527 single_pred_edge, single_succ, single_pred): New inline functions.
3528 * bb-reorder.c (rotate_loop, find_traces_1_round,
3529 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
3530 duplicate_computed_gotos): Use the single_succ/pred functions.
3531 * cfganal.c (forwarder_block_p): Ditto.
3532 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
3533 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
3534 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
3535 merge_seq_blocks): Ditto.
3536 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
3537 * cfglayout.c (fixup_reorder_chain): Ditto.
3538 * cfgloop.c (mark_single_exit_loops, update_latch_info,
3539 canonicalize_loop_headers, verify_loop_structure): Ditto.
3540 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
3541 mfb_update_loops, create_preheader, force_single_succ_latches,
3542 create_loop_notes): Ditto.
3543 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
3544 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
3545 commit_one_edge_insertion, purge_dead_edges,
3546 cfg_layout_can_merge_blocks_p): Ditto.
3547 * except.c (sjlj_emit_function_enter): Ditto.
3548 * flow.c (init_propagate_block_info): Ditto.
3549 * function.c (thread_prologue_and_epilogue_insns): Ditto.
3550 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
3551 insert_insn_end_bb): Ditto.
3552 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
3553 find_if_case_2): Ditto.
3554 * lambda-code.c (perfect_nestify): Ditto.
3555 * lcm.c (optimize_mode_switching): Ditto.
3556 * loop-doloop.c (doloop_modify): Ditto.
3557 * loop-init.c (loop_optimizer_init): Ditto.
3558 * loop-iv.c (simplify_using_initial_values): Ditto.
3559 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
3560 * loop-unswitch.c (unswitch_loop): Ditto.
3561 * modulo-sched.c (generate_prolog_epilog): Ditto.
3562 * predict.c (combine_predictions_for_insn, estimate_probability,
3563 tree_estimate_probability, last_basic_block_p,
3564 estimate_bb_frequencies): Ditto.
3565 * profile.c (branch_prob): Ditto.
3566 * regrename.c (copyprop_hardreg_forward): Ditto.
3567 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
3568 * tracer.c (layout_superblocks): Ditto.
3569 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
3570 cfg_remove_useless_stmts_bb, cleanup_control_flow,
3571 cleanup_control_expr_graph, disband_implicit_edges,
3572 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
3573 tree_verify_flow_info, tree_make_forwarder_block,
3574 tree_forwarder_block_p, remove_forwarder_block,
3575 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
3576 * tree-if-conv.c (tree_if_conversion): Ditto.
3577 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
3578 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
3579 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
3580 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
3581 copy_loop_headers): Ditto.
3582 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
3583 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
3584 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
3585 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
3586 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
3587 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
3588 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
3589 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
3590 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
3591 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
3592 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
3593 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
3594 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
3595 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
3596 slpeel_add_loop_guard): Ditto.
3598 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
3600 PR tree-optimization/15784
3601 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3604 * stmt.c (expand_case): Don't change index_type. Convert minval
3607 PR tree-optimization/20130
3608 * fold-const.c (fold): Fold x * -1 into -x.
3610 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
3612 PR rtl-optimization/20331
3613 * rtlanal.c (modified_between_p): Check its address first for MEM.
3614 (modified_in_p): Likewise.
3616 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
3618 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
3620 2005-03-10 Steven Bosscher <stevenb@suse.de>
3622 * expr.c (expand_expr_real_1): If possible, use a conditional
3623 move for expanding MIN_EXPR and MAX_EXPR.
3624 Use temp for moving around rtx-en.
3626 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
3629 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
3632 2005-03-10 Roger Sayle <roger@eyesopen.com>
3634 * builtins.c (expand_builtin_signbit): Extend to handle floating
3635 point modes wider than the largest integer type, using the
3636 operand_subword_force function to obtain the signbit's word.
3638 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3641 * combine.c (try_combine): If recog_for_combine added CLOBBERs
3642 to NEWI2PAT, fail to combine if they are used by NEWPAT.
3644 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
3646 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
3648 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
3650 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
3652 (perform_edge_inserts): Unconditionally call
3653 free_dominator_info.
3655 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
3657 2005-03-10 Bob Wilson <bob.wilson@acm.org>
3659 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
3661 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
3663 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
3665 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
3667 (rtl_register_value_prof_hooks,
3668 tree_value_profile_transformations,
3669 tree_register_value_prof_hooks): Likewise.
3670 * var-tracking.c (stack_adjust_offset_pre_post,
3671 variable_htab_free, variable_union, dataflow_set_different_2,
3672 count_uses, variable_was_changed, set_frame_base_location,
3673 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
3674 vt_add_function_parameters): Likewise.
3675 * varasm.c (named_section_real, named_section, make_decl_rtl,
3676 asm_emit_uninitialised, assemble_integer, decode_addr_const,
3677 const_hash_1, compare_constant, copy_constant, force_const_mem,
3678 output_constant_pool_2, output_constant_pool_1, output_constant,
3679 output_constructor, make_decl_one_only, decl_tls_model,
3680 default_no_named_section, default_elf_select_section_1,
3681 default_unique_section_1): Likewise.
3682 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
3683 * vmsdbgout.c (addr_const_to_string): Likewise.
3686 * function.c (struct assign_parm_data_one): Remove last_named
3688 (assign_parm_find_data_types): Don't determine last_named.
3689 Reorder named_parm determination.
3690 (assign_parms): Only setup varargs on the last non-varadic
3693 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
3695 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
3696 sda base address on medium model.
3698 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
3700 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
3701 * cfgloop.c (flow_loop_nodes_find): Export.
3702 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
3704 * cfgloopmanip.c (fix_loop_structure): New function.
3705 * predict.c (predict_loops): Clean up the loops information.
3706 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
3707 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
3709 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
3710 (rewrite_into_loop_closed_ssa): Declaration changed.
3711 * tree-loop-linear.c (linear_transform_loops): Add argument to
3712 rewrite_into_loop_closed_ssa call.
3713 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
3714 * tree-ssa-loop-im.c (move_computations): Ditto.
3715 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
3716 * tree-vectorizer.c (vectorize_loops): Ditto.
3717 * tree-optimize.c: Include cfgloop.h.
3718 (execute_todo): Choose whether to call cleanup_tree_cfg or
3719 cleanup_tree_cfg_loop.
3720 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
3721 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
3722 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
3723 cleanup_tree_cfg_loop call.
3724 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
3725 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
3726 work on part of cfg.
3728 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3731 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
3732 with multiple alternatives.
3734 * stmt.c (parse_output_constraint): Fix a typo.
3736 2005-03-09 Bob Wilson <bob.wilson@acm.org>
3738 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
3739 assembly directive instead of deprecated "no-generics".
3741 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
3743 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
3744 for non-offsettable memory references to cope with outstanding reload
3746 * config/s390/s390.md ("reload_outti"): Call find_replacement to
3747 avoid losing outstanding address reloads.
3748 ("reload_outdi", "reload_outdf"): Likewise.
3750 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3752 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
3753 code. Add more cbrt transformations.
3755 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3757 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
3759 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3761 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
3762 NULL_TREE when a given tree is not simplified.
3763 (fold): Return the original tree when any of the functions
3764 mentioned above NULL_TREE.
3766 * fold-const.c (fold_unary, fold_binary): Take decomposed
3767 arguments, code, type, op0, and op1 in case of fold_binary.
3768 (fold): Update calls to fold_unary and fold_binary.
3770 2005-03-09 Roger Sayle <roger@eyesopen.com>
3772 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
3773 a fndecl and an arglist instead of a CALL_EXPR, exp.
3775 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3777 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
3779 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
3781 * expr.c (expand_assignment): Remove orig_to_rtx.
3783 * fold-const.c (int_const_binop): Remove no_overflow.
3785 * ifcvt.c (noce_emit_move_insn): Remove inmode.
3787 * loop-iv.c (get_biv_step_1): Remove lhs.
3789 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
3791 * real.c (real_nan): Remove neg.
3793 * function.c (thread_prologue_and_epilogue_insns): Remove i
3796 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
3799 * tree-eh.c (tree_could_trap_p): Remove idx.
3801 * tree-into-ssa.c (ann): Remove ann.
3803 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
3805 * tree-sra.c (decide_block_copy): Remove inst_count.
3807 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
3809 * tree-ssa-loop-im.c (lhs): Remove.
3811 * cfgbuild.c (state, STATE, SET_STATE,
3812 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
3814 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
3815 (find_basic_blocks): Set the state of each basic block to
3818 2005-03-08 Jeff Law <law@redhat.com>
3820 * tree-cfg.c (cleanup_control_flow): If removal of a computed
3821 goto results in the removal of edges in the CFG, then we need
3822 to recompute dominators.
3824 2005-03-09 Ben Elliston <bje@au.ibm.com>
3826 * c-common.c (c_do_switch_warnings): Comment fix.
3828 2005-03-08 Julian Brown <julian@codesourcery.com>
3830 * Patch from 2005-03-08 reverted for causing regressions and
3831 ppc-darwin bootstrap failure.
3833 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
3835 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
3836 Define the real function for ppc-darwin.
3837 * c-typeck.c (convert_arguments): Check for target-specific
3838 invalid argument call to unprototyped function.
3839 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3841 * target.h (invalid_arg_for_unprototyped_fn): New field
3843 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
3844 default target hook.
3845 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
3848 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3850 * c-typeck.c (constructor_stack, constructor_range_stack,
3851 initializer_stack): Make them static.
3853 * cfg.c (rbi_pool): Make it static.
3855 * gimple-low.c (lower_stmt_body): Make it static.
3856 * tree-flow.h: Remove the corresponding prototype. Don't
3859 * sched-deps.c (cache_size): Make it static.
3861 * stor-layout.c (lang_adjust_rli): Make it static.
3863 2005-03-08 Julian Brown <julian@codesourcery.com>
3865 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
3866 from being used for symbols with vague linkage when
3867 HAVE_GAS_COMDAT_GROUP is true.
3869 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
3871 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
3872 nlabel == JUMP_LABEL (jump).
3874 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3876 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
3877 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
3878 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
3879 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
3881 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
3884 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
3885 * c-common.c (handle_returns_twice): New function.
3886 (c_common_attribute_table): Declare eturns_twice' attribute.
3887 * doc/extend.texi: Document eturns_twice' attribute.
3888 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
3889 (struct tree_decl): Add returns_twice_flag.
3891 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3893 * tree-ssa-phiopt.c: Fix a comment typo.
3895 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
3896 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
3897 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
3900 2005-03-08 Richard Henderson <rth@redhat.com>
3902 * config/alpha/alpha.c (code_for_builtin): Replace special-case
3903 builtin codes with ctzdi2, clzdi2, popcountdi2.
3904 (struct alpha_builtin_def): Add is_const.
3905 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
3906 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
3907 (alpha_init_builtins): Init them. Set nothrow and const attributes
3909 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
3910 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
3911 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
3912 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
3913 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
3914 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
3915 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
3916 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
3917 (TARGET_FOLD_BUILTIN): New.
3918 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
3919 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
3921 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
3923 2005-03-08 Ira Rosen <irar@il.ibm.com>
3925 PR tree-optimization/20122
3926 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
3927 condition of access function instead of base.
3929 2005-03-07 Jeff Law <law@redhat.com>
3930 Steven Bosscher <stevenb@suse.de>
3932 * tree-cfg.c (find_taken_edge_computed_goto): New function.
3933 (find_taken_edge): Call find_taken_edge_computed_goto as
3934 appropriate. Allow any gimple invariant rather than just
3935 INTEGER_CST for VAL.
3936 (cleanup_control_flow): Cleanup a computed goto which has turned
3938 (tree_merge_blocks): If block B has any forced labels, move
3939 them to the start of block A.
3940 * tree-ssa-dom.c (thread_across_edge): Allow threading across
3941 computed gotos as well.
3942 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
3943 removal of unnecessary computed gotos too.
3944 (lookup_redirection_data): Fix type of INSERT argument. Callers
3947 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3949 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
3950 Remove trailing spaces.
3952 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
3953 unshare_all_trees): Make them static.
3954 * tree-gimple.h: Remove the corresponding prototypes.
3956 * diagnostic.h: Remove unused prototype
3957 debug_output_buffer.
3958 * modulo-sched.c: Remove unused prototype
3959 set_row_column_for_ps.
3961 * tree-ssa-phiopt.c (tree_ssa_phiopt,
3962 replace_phi_edge_with_variable): Remove unused variable i.
3964 2005-03-07 Per Bothner <per@bothner.com>
3966 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
3968 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
3971 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
3972 bbs on the COND_EXPR instead of the PHI_NODEs.
3973 (candidate_bb_for_phi_optimization): Remove.
3974 (replace_phi_with_stmt): Rename to ...
3975 (replace_phi_edge_with_variable): this and change so that we
3976 replace the phi argument instead of removing the PHI.
3977 (conditional_replacement): Change so we deal with PHI with more
3979 (value_replacement): Likewise.
3980 (abs_replacement): Likewise.
3982 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
3984 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
3985 output_e500_flip_gt_bit.
3987 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
3989 (rs6000_generate_compare): Fix logic to look at the correct bits.
3990 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
3992 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
3993 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
3994 gen_move_from_CR_gt_bit.
3996 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
3997 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
3998 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
4000 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
4001 (E500_CR_IOR_COMPARE): New constant.
4003 2005-03-08 Earl Chew <earl_chew@agilent.com>
4004 David Billinghurst <David.Billinghurst@riotinto.com>
4006 * config/i386/host-cygwin.c: New file to support precompiled
4008 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
4009 * config.host: Use above files for cygwin host.
4011 2005-03-07 David Edelsohn <edelsohn@gnu.org>
4013 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
4014 ordering ops from earlier change.
4016 2005-03-07 Per Bothner <per@bothner.com>
4018 Various fixes to allow us to again build if --enable-mapped-location:
4019 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
4020 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
4021 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
4022 local variable loc. Change logic appropriately.
4023 * tree-vect-transform.c (vect_finish_stmt_generation): Use
4024 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
4025 * c-parser.c (c_parser_for_statement): Initialize loc variable.
4026 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
4027 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
4029 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
4031 PR rtl-optimization/19683
4032 * reload1.c (choose_reload_regs): Pass the number of bits, not the
4033 number of bytes, to smallest_int_for_mode. Fix arguments to
4034 REG_CANNOT_CHANGE_MODE_P.
4036 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4038 * reorg.c (relax_delay_slots): Check that the jump is
4039 conditional before trying to invert it.
4041 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4043 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
4046 * calls (stack_arg_under_construction): Make it static.
4048 * flow.c (regs_live_at_setjmp): Make it static.
4049 * flow.h: Remove the corresponding prototype.
4051 * reload1.c (reload_startobj, reload_firstobj,
4052 something_needs_operands_changed, reload_inherited,
4053 reload_inheritance_insn, reload_override_in,
4054 reload_spill_index): Make them static.
4056 * recog.c (verify_changes): Make it static.
4057 * recog.h: Remove the corresponding prototype.
4059 * cfgbuild.c (find_sub_basic_blocks): Remove.
4060 * basic-block.h: Remove the corresponding prototype.
4061 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
4063 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
4065 * tree-ssa-operands.c (check_build_stmt): Remove.
4067 * stor-layout.c (set_alignment): Remove.
4068 * tree.h: Remove the corresponding prototype.
4070 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
4072 * tree-ssa-dce.c (control_dependence_map,
4073 visited_control_parents): Make them static.
4075 * cfghooks.c (verify_flow_info): Remove local variable
4078 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
4081 * loop-unswitch.c (unswitch_loop): Remove local variable src.
4083 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
4085 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
4087 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
4089 * config/ia64/hpux.h (LINK_SPEC): Add -z.
4090 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
4091 PARALLEL for an empty structure.
4093 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4095 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
4097 * fold-const.c (fold_binary): Unroll the very first "for"
4100 2005-03-06 David Edelsohn <edelsohn@gnu.org>
4102 * config/rs6000/predicates.md (branch_comparison_operator): Remove
4103 redundant match_code test.
4104 (scc_comparison_operator): Swap match_operand and match_code
4106 (branch_positive_comparison_operator): Same.
4107 (trap_comparison_operator): Use comparison_operator and swap with
4110 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
4113 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
4114 (out_movhi_r_mr): Read low byte of volatile MEM first.
4115 (out_movhi_mr_r): Write high byte of volatile MEM first.
4117 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4119 * cselib.c (reg_values, reg_values_size): Make them static.
4121 * cse.c (cse_reg_info_table): Make it static.
4123 * fold-const.c (fold_unary): Use build1 instead of copy_node.
4125 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
4127 * cse.c (find_best_addr): Use canon_for_address.
4129 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4131 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
4132 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
4133 SUBREG and MEM, respectively.
4135 * fold-const.c (fold_binary): Use code instead of t.
4137 * fold-const.c (optimize_minmax_comparison): Take decomposed
4138 arguments code, type, op0, and op1 instead of t.
4139 (fold_binary): Update a call to optimize_minmax_comparison.
4141 * fold-const.c (fold_range_test): Take decomposed arguments
4142 code, type, op0, and op1 instead of t.
4143 (fold_binary): Update a call to fold_range_test.
4145 * fold-const.c (fold_binary_op_with_conditional_arg): Take
4146 decomposed arguments code, type, op0, and op1 instead of t.
4147 (fold_binary): Update a call to fold_range_test.
4149 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4151 * fold-const.c (fold_binary): Avoid directly using the original
4152 expression t as much as possible.
4154 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4156 * c-semantics.c (build_stmt): Use TYPE_P instead of
4157 IS_NON_TYPE_CODE_CLASS.
4158 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
4159 (NON_TYPE_CHECK): Use TYPE_P instead of
4160 IS_NON_TYPE_CODE_CLASS.
4162 * fold-const.c (fold): Remove handling of binary expressions.
4164 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
4166 * doc/c-tree.texi: Wrap comments in @r{}.
4167 * doc/cpp.texi: Likewise.
4168 * doc/cppinternals.texi: Likewise.
4169 * doc/extend.texi: Likewise.
4170 * doc/md.texi: Likewise.
4171 * doc/objc.texi: Likewise.
4172 * doc/sourcebuild.texi: Likewise.
4173 * doc/tm.texi: Likewise.
4176 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4178 * predict.c (apply_return_prediction): Standardize PHI chain
4180 * tree-ssa.c (ssa_redirect_edge): Likewise.
4182 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
4183 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
4186 * tree-phinodes.c (remove_phi_node): Drop the last argument.
4187 * tree-flow.h: Adjust the prototype for remove_phi_node.
4188 * lambda-code.c (perfect_nestify): Adjust a call to
4191 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
4192 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
4194 * tree-ssa-dce.c (remove_dead_phis): Likewise.
4195 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
4196 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
4197 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
4199 * combine.c (simplify_and_const_int): Use gen_int_mode instead
4200 of GEN_INT (trunc_int_for_mode (...)).
4201 * loop-iv.c (iv_number_of_iterations): Likewise.
4202 * postreload.c (reload_cse_move2add): Likewise.
4203 * simplify-rtx.c (simplify_const_unary_operation,
4204 simplify_const_binary_operation): Likewise.
4205 * stor-layout.c (get_mode_bounds): Likewise.
4207 * fold-const.c (fold_binary): New.
4208 (fold): Call fold_binary on binary expressions.
4210 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
4212 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
4213 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
4214 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
4215 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
4216 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
4218 2005-03-04 Devang Patel <dpatel@apple.com>
4220 PR tree-optimization/18815
4221 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4222 loops with zero exit edges.
4224 2005-03-04 Devang Patel <dpatel@apple.com>
4226 * doc/invoke.texi: Remove reference to webpage that does not exist.
4228 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
4229 Joseph S. Myers <joseph@codesourcery.com>
4232 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
4233 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
4234 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
4235 * pa.c (get_plabel): Change argument to symbol_ref. Call
4236 maybe_get_identifier instead of get_identifier.
4237 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
4238 (struct deferred_plabel): Replace name field with symbol field.
4239 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
4240 ASM_OUTPUT_EXTERNAL_REAL is defined.
4241 (output_global_address): Use output_addr_const for output of all
4243 (output_deferred_plabels): Use symbol_ref instead of name for address
4245 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
4246 ASM_OUTPUT_SYMBOL_REF): New macros.
4247 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
4249 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
4252 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
4254 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
4255 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
4257 2005-03-04 Jeff Law <law@redhat.com>
4259 * basic-block.h (rediscover_loops_after_threading): Declare.
4260 * tree-ssa-dom.c: Include cfgloop.h.
4261 (tree_ssa_dominator_optimize): Discover loops and some basic
4262 properties. Remove forwarder blocks recreated by loop header
4263 canonicalization. Also mark backedges in the CFG.
4264 * tree-ssa-threadupdate.c: Include cfgloop.h
4265 (rediscover_loops_after_threading): Define.
4266 (struct local_info): New field, JUMP_THREADED.
4267 (prune_undesirable_thread_requests): New function.
4268 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
4269 then record that fact for the callers of redirct_edges.
4270 (thread_block): If BB has incoming backedges, then call
4271 prune_undesirable_thraed_requests. Note when we are
4272 going to have to rediscover loop information. Return a
4273 boolean indicating if any jumps were threaded.
4274 (thread_through_all_blocks): Bubble up boolean indicating
4275 if any jumps were threaded.
4276 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
4277 (tree-ssa-threadupdate.o): Similarly.
4279 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4281 * fold-const.c (fold_ternary): Unroll the "for" loop to
4284 2005-03-04 Andrew Haley <aph@redhat.com>
4286 * unwind-dw2-fde-glibc.c (struct
4287 unw_eh_callback_data.check_cache): New field.
4288 (frame_hdr_cache): New.
4289 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
4290 Cache frame header info.
4292 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
4294 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
4295 (print_c_condition): Declare.
4296 * read-rtl.c (ptr_loc): New structure.
4297 (ptr_locs, ptr_loc_obstack, joined_conditions)
4298 (joined_conditions_obstack): New variables.
4299 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
4300 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
4301 (join_c_conditions, print_c_condition): New functions.
4302 (apply_macro_to_string): Associate the new string with the same
4303 source location as the old one.
4304 (add_condition_to_string): Use join_c_conditions.
4305 (read_string): Use set_rtx_ptr_loc to record a filename and line
4306 number for the string.
4307 (read_rtx): Initialize the new variables above.
4308 * genattrtab.c (write_test_expr, write_attr_value): Use
4310 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
4311 comment above the GCC_VERSION check.
4312 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
4313 Inline the definition of MAYBE_EVAL.
4314 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
4315 * genoutput.c (process_template): Likewise.
4316 * genpreds.c (write_predicate_subfunction): Likewise.
4317 (write_predicate_expr): Use print_c_condition.
4318 * genrecog.c (write_cond): Likewise.
4319 * gensupport.c (process_rtx): Use join_c_conditions to join the
4320 conditions of a define_insn_and_split. Record a source location
4321 for the string after the "&&".
4322 (alter_test_for_insn): Use join_c_conditions.
4324 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
4327 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4328 PR tree-optimization/15784
4329 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4332 2005-03-04 Ben Elliston <bje@au.ibm.com>
4334 * gcc.c (option_map): Add --coverage.
4335 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
4336 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
4337 * config/darwin.h: Pass -lgcov for `coverage'.
4338 * doc/invoke.texi (Debugging Options): Document --coverage.
4340 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4342 * gcse.c (bypass_block): Use find_edge wherever possible.
4344 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
4348 * c-opts.c (c_common_parse_file): Call start_source_file
4349 and end_source_file at the approriate times.
4351 * dwarf2out.c (dwarf2out_finish): Don't auto-end
4352 the main file, it will be done for us now.
4354 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4356 * fold-const.c (fold_ternary): New.
4357 (fold): Call fold_ternary on ternary expressions. Remove
4358 handling of ternary expressions.
4360 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4362 PR tree-optimization/15784
4363 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4366 2005-03-03 David Edelsohn <edelsohn@gnu.org>
4368 * config/rs6000/predicates.md (branch_comparison_operator):
4369 Convert from C block to conditional format.
4371 2005-03-03 Jan Hubicka <jh@suse.cz>
4373 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
4374 and non-constant public variables.
4376 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
4378 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
4381 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
4384 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
4385 calls to release_ssa_name and release_phi_node.
4387 * fold-const.c (fold): Remove handling of unary expressions.
4389 * fold-const.c (fold_unary): Avoid directly using the original
4390 expression t as much as possible.
4392 2005-03-03 Roger Sayle <roger@eyesopen.com>
4393 Andrew Pinski <pinskia@physics.uc.edu>
4395 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
4396 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
4398 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
4400 Describe special registers SRP and MOF as allocatable registers.
4401 * config/cris/cris.c (cris_md_asm_clobbers): New function.
4402 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
4403 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
4404 TARGET_HAS_MUL_INSNS.
4405 (cris_print_operand) <case 'd'>: New case.
4406 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
4407 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
4409 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
4410 (REG_ALLOC_ORDER): Update for MOF.
4411 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
4413 (GENERAL_REGS): No longer a define of ALL_REGS.
4414 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
4415 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
4417 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
4418 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
4419 (SECONDARY_RELOAD_CLASS): Define.
4420 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
4421 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
4422 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
4423 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
4424 (REGISTER_MOVE_COST): Define.
4425 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
4426 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
4427 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
4428 (CRIS_MOF_REGNUM): New define_constants.
4429 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
4431 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
4433 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
4434 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
4435 Adjust for MOF being properly described as a register.
4436 (indir_to_reg_split): Name this split. Conditionalize on the
4437 destination register being a general register.
4438 (movei): Conditionalize on on operands 0 and 1 having the same
4441 2005-03-03 Alan Modra <amodra@bigpond.net.au>
4444 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
4445 -mcpu to override any other explicitly given flags.
4447 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
4449 * recog.c (verify_changes, confirm_change_group): New functions,
4450 broken out of apply_change_group.
4451 (apply_change_group): Use them.
4452 * recog.h (verify_change, confirm_change_group): Declare.
4453 * rtl.h (redirect_jump_2): Declare.
4454 * jump.c (redirect_exp, invert_exp): Delete.
4455 (invert_exp_1): Take second parameter. Return value. Changed caller.
4456 (redirect_jump_2): New function, broken out of redirect_jump.
4457 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
4458 (invert_jump): Use invert_jump_1 and redirect_jump_2.
4459 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
4461 2005-03-02 Geoffrey Keating <geoffk@apple.com>
4463 * varasm.c (named_section): Use xstrdup rather than doing it by
4466 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
4468 2005-03-02 Devang Patel <dpatel@apple.com>
4470 Undo PR tree-optimization/18815 fix.
4472 2005-03-02 Devang Patel <dpatel@apple.com>
4474 PR tree-optimization/18815
4475 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4476 loops with zero exit edges.
4478 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4480 * cfg.c (connect_src, connect_dest, disconnect_src,
4481 disconnct_dest): New.
4482 (unchecked_make_edge, remove_edge, redirect_edge_succ,
4483 redirect_edge_pred): Use the new functions.
4485 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
4486 free_dominance_info only when needed.
4488 2005-03-02 David Edelsohn <edelsohn@gnu.org>
4491 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
4492 (reg_or_sub_cint64_operand): Same.
4494 2005-03-02 Jeff Law <law@redhat.com>
4496 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
4497 CFG_ALTERED in the main DOM iteration loop.
4499 2005-03-02 Mark Mitchell <mark@codesourcery.com>
4502 * varasm.c (initializer_constant_valid_p): Allow conversions
4503 between OFFSET_TYPEs. Tidy.
4505 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
4507 * config/cris/cris.md ("return"): Remove epilogue delay list
4510 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
4512 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
4514 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
4516 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4518 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
4519 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
4520 config/m68k/m68k.c, config/mips/mips.h,
4521 config/rs6000/rs6000-protos.h, doc/contrib.texi,
4522 doc/include/gcc-common.texi: Update copyright.
4524 PR middle-end/18029 and PR middle-end/18030
4525 * expr.c (optimize_bitfield_assignment_op): Add a special case
4526 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
4528 * fold-const.c (fold_unary): New.
4529 (fold): Call fold_unary on unary expressions.
4531 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
4533 * cgraph.h (struct cgraph_edge): Add prev_caller and
4535 (cgraph_node_remove_callees): Export.
4536 * cgraph.c (cgraph_create_edge): Initialize prev_caller
4538 (cgraph_edge_remove_callee): New function.
4539 (cgraph_edge_remove_caller): Likewise.
4540 (cgraph_remove_edge): Use.
4541 (cgraph_redirect_edge_callee): Likewise.
4542 (cgraph_node_remove_callees): New function.
4543 (cgraph_node_remove_callers): Likewise.
4544 (cgraph_remove_node): Use.
4545 * tree-optimize.c (tree_rest_of_compilation): Use
4546 cgraph_node_remove_callees instead of manual loop.
4547 * cgraphunit.c (cgraph_finalize_function): Likewise.
4548 (cgraph_expand_function): Likewise.
4549 (cgraph_remove_unreachable_nodes): Likewise.
4551 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
4554 * c-tree.h (undeclared_variable, build_external_ref): Add extra
4556 * c-decl.c (undeclared_variable): Take location as argument.
4557 * c-typeck.c (build_external_ref): Likewise.
4558 * c-parser.c (c_parser_postfix_expression): Pass location of
4559 identifier to build_external_ref.
4561 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4563 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
4564 CCEQ mode for branch_positive_comparison_operator test.
4565 * config/rs6000/predicates (branch_comparison_operator): Revert to
4567 (scc_comparison_operator): Same.
4568 (branch_positive_comparison_operator): Same.
4570 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
4572 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
4573 (cris_delay_slots_for_epilogue): Remove.
4574 (save_last): Move into cris_target_asm_function_epilogue.
4575 (cris_target_asm_function_epilogue): Remove tests for file being
4577 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
4578 (cris_delay_slots_for_epilogue): Remove prototypes.
4579 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
4580 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
4582 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4584 * config/rs6000/predicates.md (branch_comparison_operator): Change
4585 to define_special_predicate.
4586 (scc_comparison_operator): Same.
4587 (branch_positive_comparison_operator): Same.
4589 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
4591 * Makefile.in (tree-ssa-sink.o): New.
4592 (OBJS-common): Add tree-ssa-sink.o.
4593 * common.opt: Add -ftree-sink
4594 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
4595 * timevar.def (TV_TREE_SINK): new timevar.
4596 * tree-flow.h (is_hidden_global_store): Prototype.
4597 * tree-optimize.c (init_tree_optimization_passes): Add
4599 * tree-pass.h (pass_sink_code): New.
4600 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
4601 for non-obvious global store store to is_hidden_global_store, and
4602 call that new function.
4603 * tree-ssa-sink.c: New file.
4604 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
4605 * doc/passes.texi: Document forward store motion.
4606 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
4607 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
4608 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
4609 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
4611 2005-03-01 Per Bothner <per@bothner.com>
4613 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
4614 and we have a non-zero column-number, add it to the message.
4615 Also factor out the diagnostic_kind_text.
4617 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
4619 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
4620 flow_loop_pre_header_scan, flow_loop_pre_header_find,
4621 flow_loop_scan): Removed.
4622 (flow_loop_dump): Do not dump removed fields.
4623 (flow_loop_free): Do not free removed fields.
4624 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
4625 (loop_exit_edge_p): New function.
4626 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
4627 num_pre_header_edges, entry_edges, num_entries, exit_edges,
4628 num_exits, exits_doms.
4629 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
4630 LOOP_EDGES, LOOP_ALL): Removed.
4631 (flow_loop_scan): Declaration removed.
4632 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
4633 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
4635 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
4636 (if_convert): Call flow_loops_find and flow_loops_free
4637 when calling mark_loop_exit_edges.
4638 * cfgloopanal.c (mark_loop_exit_edges): Moved from
4639 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
4640 free_dominance_info calls.
4641 * loop-init.c (flow_loops_find): Ditto.
4642 * passes.c (rest_of_handle_branch_prob): Ditto.
4643 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
4644 * loop-unroll.c (analyze_insns_in_loop): Do not use
4646 * predict.c (predict_loops): Do not call flow_loop_scan.
4647 Use get_loop_exit_edges.
4648 (tree_estimate_probability): Do not pass flags to flow_loops_find.
4649 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
4650 Do not use EDGE_LOOP_EXIT.
4651 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
4652 to bb_with_exit_edge_p.
4653 (if_convertible_loop_p): Do not call flow_loop_scan. Use
4654 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
4655 to bb_with_exit_edge_p.
4656 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
4658 * tree-loop-linear.c (linear_transform_loops): Do not call
4659 flow_loop_scan. Use loop->single_exit.
4660 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
4661 (vect_analyze_loop_form): Do not call flow_loop_scan.
4662 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
4664 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
4666 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
4667 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4668 slpeel_tree_duplicate_loop_to_edge_cfg,
4669 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
4670 Use loop_preheader_edge and loop->single_exit. Do not call
4673 2005-03-01 Nick Clifton <nickc@redhat.com>
4675 * config/arm/arm.c (thumb_find_work_register): Check all of the
4676 argument registers to see if they are free, and a couple of
4677 special cases where the last argument register but can be proved
4678 to be available during the function's prologue.
4679 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
4680 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
4681 thumb_unexpanded_epilogue): Use unsigned long as the type for the
4683 (thumb_compute_save_reg_mask): Likewise. Also use
4684 thumb_find_work_register() to ensure that there is agreement about
4685 which work register is going to be used in the prologue.
4686 (thumb_output_function_prologue): Use unsigned long as the type
4687 for the register bit-mask. Also delay pushing the link register if
4688 other high registers are going to be pushed.
4689 (thumb_compute_save_reg_mask, emit_multi_reg_push,
4690 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
4691 redundant prototypes.
4693 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
4696 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
4697 and after reload in REG+REG indexed addresses without REG_POINTER
4698 set in the base and not set in the index.
4700 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4702 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
4703 Don't undefine here.
4704 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
4705 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
4706 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4707 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
4708 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
4710 * config.gcc (sh*-*-linux*): Use config/linux.h.
4712 2005-02-28 Dale Johannesen <dalej@apple.com>
4713 Stan Shebs <shebs@apple.com>
4715 Rewrite of 64-bit Darwin structure-by-value pass/return.
4716 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
4717 intoffset, use_stack, named.
4718 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
4719 (rs6000_darwin64_record_arg_advance_flush): New.
4720 (rs6000_darwin64_record_arg_advance_recurse): New.
4721 (rs6000_darwin64_record_arg_flush): New.
4722 (rs6000_darwin64_record_arg_recurse): New.
4723 (rs6000_darwin64_record_arg): New.
4724 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
4725 (function_arg_boundary): Handle 128-bit aligned structs.
4726 (function_arg_advance): Rewrite darwin64 struct handling.
4727 (function_arg): Call rs6000_darwin64_record_arg.
4728 (function_arg_partial_nregs): Handle darwin64 structs.
4729 (rs6000_darwin64_function_value): Remove.
4730 (rs6000_function_value): Call rs6000_darwin64_record_arg.
4732 2005-02-28 Roger Sayle <roger@eyesopen.com>
4734 PR tree-optimization/20216
4735 * tree-chrec.c (tree_fold_factorial): Delete.
4736 (tree_fold_binomial): Change argument list to take a return type
4737 and change the type of K to unsigned int. Rewrite to avoid explicit
4738 evaluation of factorials, and (recursively) calling fold to perform
4739 compile-time arithmetic. Return NULL on (internal) overflow.
4740 (chrec_evaluate): Change type of K to an unsigned int. Avoid
4741 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
4742 if any intermediate calculation overflows.
4743 (chrec_apply): Update call to chrec_evaluate.
4745 2005-02-28 James E Wilson <wilson@specifixinc.com>
4747 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
4749 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
4752 * c-parser.c (c_parser_compound_statement): Return error_mark_node
4753 instead of NULL_TREE on error.
4755 2005-02-28 David Edelsohn <edelsohn@gnu.org>
4757 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
4758 (EASY_VECTOR_15_ADD_SELF): Remove.
4759 (num_insns_constant_wide): Not static.
4760 (validate_condition_mode): Not static.
4761 (toc_relative_expr_p): Not static.
4762 (legitimate_indirect_address_p): Not static.
4763 (macho_lo_sum_memory_operand): Not static.
4764 (invalid_e500_subreg): Not static.
4765 (easy_vector_same): Not static.
4766 (easy_vector_splat_const): Not static.
4767 (RS6000_SYMBOL_REF_TLS_P): Remove.
4768 (any_operand): Delete.
4769 (any_parallel_operand): Delete.
4770 (count_register_operand): Delete.
4771 (altivec_register_operand): Delete.
4772 (xer_operand): Delete.
4773 (s8bit_cint_operand): Delete.
4774 (short_cint_operand): Delete.
4775 (u_short_cint_operand): Delete.
4776 (non_short_cint_operand): Delete.
4777 (exact_log2_cint_operand): Delete.
4778 (gpc_reg_operand): Delete.
4779 (cc_reg_operand): Delete.
4780 (cc_reg_not_cr0_operand): Delete.
4781 (reg_or_short_operand): Delete.
4782 (reg_or_neg_short_operand): Delete.
4783 (reg_or_aligned_short_operand): Delete.
4784 (reg_or_u_short_operand): Delete.
4785 (reg_or_cint_operand): Delete.
4786 (reg_or_arith_cint_operand): Delete.
4787 (reg_or_add_cint64_operand): Delete.
4788 (reg_or_sub_cint64_operand): Delete.
4789 (reg_or_logical_cint_operand): Delete.
4790 (got_operand): Delete.
4791 (got_no_const_operand): Delete.
4792 (easy_fp_constant): Delete.
4793 (easy_vector_constant): Delete.
4794 (easy_vector_constant_add_self): Delete.
4795 (zero_constant): Delete.
4796 (zero_fp_constant): Delete.
4797 (volatile_mem_operand): Delete.
4798 (offsettable_mem_operand): Delete.
4799 (mem_or_easy_const_operand): Delete.
4800 (add_operand): Delete.
4801 (non_add_cint_operand): Delete.
4802 (logical_operand): Delete.
4803 (non_logical_cint_operand): Delete.
4804 (mask_operand): Delete.
4805 (mask_operand_wrap): Delete.
4806 (mask64_operand): Delete.
4807 (mask64_2_operand): Delete.
4808 (and64_operand): Delete.
4809 (and64_2_operand): Delete.
4810 (and_operand): Delete.
4811 (reg_or_mem_operand): Delete.
4812 (lwa_operand): Delete.
4813 (symbol_ref_operand): Delete.
4814 (call_operand): Delete.
4815 (current_file_function_operand): Delete.
4816 (input_operand): Delete.
4817 (rs6000_nonimmediate_operand): Delete.
4818 (rs6000_tls_symbol_ref): Delete.
4819 (save_world_operation): Delete.
4820 (restore_world_operation): Delete.
4821 (load_multiple_operation): Delete.
4822 (store_multiple_operation): Delete.
4823 (vrsave_operation): Delete.
4824 (mfcr_operation): Delete.
4825 (mtcrf_operation): Delete.
4826 (lmw_operation): Delete.
4827 (stmw_operation): Delete.
4828 (branch_comparison_operator): Delete.
4829 (branch_positive_comparison_operator): Delete.
4830 (scc_comparison_operator): Delete.
4831 (trap_comparison_operator): Delete.
4832 (boolean_operator): Delete.
4833 (boolean_or_operator): Delete.
4834 (min_max_operator): Delete.
4835 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
4836 (EASY_VECTOR_15): Moved to here.
4837 (EASY_VECTOR_15_ADD_SELF): Move to here.
4838 (PREDICATE_CODES): Delete.
4839 * config/rs6000/rs6000-protos.h: Delete predicate functions.
4840 Declare functions no longer static.
4841 * config/rs6000/predicates.md: New.
4842 * config/rs6000/rs6000.md: Include predicates.md
4844 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
4846 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
4847 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
4849 * cfgrtl.c (need_fake_edge_p): Likewise.
4850 * combine.c (distribute_notes): Likewise.
4851 * emit-rtl.c (try_split): Likewise.
4852 * recog.c (peephole2_opimize): Likewise.
4853 * reg-notes.def (ALWAYS_RETURN): Remove.
4854 * rtl.h (LCT_ALWAYS_RETURN): Remove.
4855 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
4856 * tree.h (ECF_ALWAYS_RETURN): Remove.
4858 2005-02-28 Roger Sayle <roger@eyesopen.com>
4861 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
4862 between different machine modes is never a "useless" conversion.
4864 2005-02-28 Geert Bosch <bosch@gnat.com>
4867 * doc/contrib.texi: List contributors for Ada front end
4869 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
4871 * simplify-rtx.c (simplify_unary_operation_1,
4872 simplify_const_unary_operation): New, extracted from...
4873 (simplify_unary_operation): ... this one.
4874 (simplify_binary_operation_1,
4875 simplify_const_binary_operation): New, extracted from...
4876 (simplify_binary_operation): ... this one.
4877 * rtl.h (simplify_const_unary_operation,
4878 simplify_const_binary_operation): Add prototypes.
4880 2005-02-28 Julian Brown <julian@codesourcery.com>
4882 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
4883 building libjava and caused PR regression/20228.
4885 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
4888 * Makefile.in (host_subdir): New.
4889 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
4890 * configure: Regenerate.
4892 2005-02-27 Zack Weinberg <zack@codesourcery.com>
4894 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
4895 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
4896 installation directory first.
4898 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
4901 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
4902 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
4903 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
4904 * config/cris/cris.md: Tweak comments referring to Q.
4905 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
4906 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
4907 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
4908 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
4909 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
4910 Insert spaces in constraints to align alternatives vertically for
4912 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
4915 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4917 PR rtl-optimization/17728
4918 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
4919 operand 0 from general_operand to move_dest_operand.
4921 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4923 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
4924 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
4925 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
4926 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
4928 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
4930 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
4931 * configure: Regenerate.
4932 * libada-mk.in: Remove CC; rename
4933 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
4935 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
4938 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
4939 for the lhs, also walk over the tree. Likewise for rhs.
4941 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
4943 * tree-ssa-dom.c (simple_iv_increment_p): New function.
4944 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
4945 Do not propagate value of iv before increment over the increment.
4947 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
4949 * c-parser.c: New file.
4950 * c-parse.in: Remove.
4951 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
4953 (c-parser.o): Add dependencies.
4954 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
4955 maintainer-clean, TAGS): Update.
4956 * c-config-lang.in (gtfiles): Update.
4957 * gengtype-lex.l: Don't handle "@@".
4958 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
4959 objc_build_synchronized, objc_begin_try_stmt,
4960 objc_begin_catch_clause, objc_finish_catch_clause,
4961 objc_build_finally_clause, objc_finish_try_stmt): New.
4962 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
4964 (c_parse_init): Update comment.
4965 * c-decl.c (c_init_decl_processing): Update comment.
4966 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
4967 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
4968 new c_declspecs members.
4970 2005-02-25 Julian Brown <julian@codesourcery.com>
4972 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
4973 from being used for symbols with vague linkage when
4974 HAVE_GAS_COMDAT_GROUP is true.
4976 2005-02-25 Mark Mitchell <mark@codesourcery.com>
4978 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
4980 2005-02-25 Steve Ellcey <sje@cup.hp.com>
4983 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
4984 (LIBGCC2_HAS_DF_MODE): New.
4985 (LIBGCC2_HAS_XF_MODE): New.
4986 (LIBGCC2_HAS_TF_MODE): New.
4987 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
4988 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
4989 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
4990 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
4991 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
4992 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
4993 and add _fixtfdi, _fixunstfdi, _floatditf
4994 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
4995 L_fixunstfdi, L_floatditf.
4996 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
4997 (LIBGCC2_HAS_TF_MODE): Define.
4999 2005-02-25 Diego Novillo <dnovillo@redhat.com>
5001 PR tree-optimization/20204
5002 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
5003 REWRITE_THIS_STMT markers on PHI nodes.
5004 (rewrite_initialize_block): Likewise.
5006 2005-02-25 Mark Mitchell <mark@codesourcery.com>
5008 * version.c (version_string): Update to 4.1.
5010 2005-02-25 Paolo Carlini <pcarlini@suse.de>
5012 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
5013 Clarify that the alternative way doesn't work in GNU C++.
5015 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
5017 PR tree-optimization/19937
5018 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
5019 to the type of the induction variable.
5021 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
5023 PR rtl-optimization/20117
5024 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
5025 the block including noncopyable insn.
5027 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5029 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
5030 calls to find_reg_note.
5032 2005-02-24 Richard Henderson <rth@redhat.com>
5035 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
5038 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
5040 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
5041 vector types if to use base reg for misaligned non-word ld/std.
5043 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5046 * config/cris/cris.c (cris_target_asm_function_prologue): Create
5047 dwarf2 label manually and put it after, not before the prologue.
5049 2005-02-24 David Edelsohn <edelsohn@gnu.org>
5052 * reload.c (operands_match_p): Only increment register number for
5053 SCALAR_INT_MODE_P modes in multiple hard registers.
5055 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
5058 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5060 * ChangeLog.5: Fix log message typo(s).
5061 * ChangeLog.7: Likewise.
5062 * ChangeLog.tree-ssa: Likewise.
5063 * cfgexpand.c: Fix comment typo(s).
5064 * conflict.c: Likewise.
5065 * defaults.h: Likewise.
5066 * dwarf2out.c: Likewise.
5068 * ggc-page.c: Likewise.
5069 * tree-eh.c: Likewise.
5070 * tree-ssa-dom.c: Likewise.
5072 2005-02-24 Jakub Jelinek <jakub@redhat.com>
5075 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
5076 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
5077 if SHARED is defined.
5080 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
5081 allow splitting only if operands 0 and 3 don't overlap.
5083 2005-02-24 Richard Henderson <rth@redhat.com>
5086 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
5087 (fold_builtin_1): Call them.
5088 * fold-const.c (fold_complex_mult_parts): Split out from ...
5089 (fold_complex_mult): ... here. Fix typo in both imaginary case.
5090 (fold_complex_div_parts, fold_complex_div): New.
5092 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
5094 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5096 * tree-ssa-ccp.c (visit_assignment): Verify that result of
5097 VIEW_CONVERT_EXPR is_gimple_min_invariant.
5099 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
5100 (print_node): Likewise.
5101 Print TYPE_SIZES_GIMPLIFIED.
5103 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5105 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
5106 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
5107 operands as commutative in constraints.
5109 2005-02-24 Diego Novillo <dnovillo@redhat.com>
5111 * tree-into-ssa.c: Re-organize internal functions.
5113 2005-02-24 Richard Henderson <rth@redhat.com>
5116 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
5118 * common.opt (fcx-limited-range): New.
5119 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
5120 * toplev.c (flag_complex_method): Initialize to 1.
5121 (process_options): Set flag_complex_method to 0 if
5122 flag_cx_limited_range.
5123 * doc/invoke.texi (-fcx-limited-range): New.
5125 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5127 * cse.c (delete_trivially_dead_insns): Speed up by using
5128 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
5131 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
5133 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
5134 functions when -mid-shared-library is being used.
5136 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
5138 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
5139 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
5140 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
5141 * system.h: Poison LINK_LIBGCC_SPECIAL.
5143 2005-02-23 James E Wilson <wilson@specifixinc.com>
5145 * gengtype.c (note_insn_name): Make 1 element larger.
5147 2005-02-23 Roger Sayle <roger@eyesopen.com>
5150 PR rtl-optimization/20097
5151 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
5152 BImode SUBREGs of SImode registers which confuse the ia64 backend.
5154 2005-02-23 David Edelsohn <edelsohn@gnu.org>
5156 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
5157 * t-aix52 (SHLIB_INSTALL): Same.
5159 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
5161 * genpreds.c: Update copyright.
5163 2005-02-23 Michael Beach <michaelb@ieee.org>
5166 * config/sparc/t-elf (startup files): Assemble with CPP.
5168 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
5170 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
5171 (write_predicate_expr): Likewise.
5173 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5175 PR tree-optimization/20100
5176 PR tree-optimization/20115
5177 * tree-optimize.c (init_tree_optimization_passes): Remove
5178 pass_maybe_create_global_var.
5179 * tree-pass.h (pass_maybe_create_global_var): Remove.
5180 * tree-ssa-alias.c (aliases_computed_p): Declare.
5181 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
5182 (count_calls_and_maybe_create_global_var): Remove.
5183 (pass_maybe_create_global_var): Remove.
5184 (init_alias_info): Do not declare aliases_computed_p.
5185 (maybe_create_global_var): If the function contains no
5186 call-clobbered variables and a mix of pure/const and regular
5187 function calls, create .GLOBAL_VAR.
5188 Mark all call-clobbered variables for renaming.
5189 (merge_pointed_to_info): Update comment.
5190 (add_pointed_to_var): Likewise.
5191 (is_escape_site): Likewise.
5192 Accept struct alias_info * instead of size_t *.
5194 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
5196 * tree-ssa-operands.c (get_call_expr_operands): If
5197 ALIASES_COMPUTED_P is false, do not add call-clobbering
5199 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
5200 (delete_tree_ssa): Likewise.
5202 2005-02-22 James E Wilson <wilson@specifixinc.com>
5204 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
5205 (do_compile): Do call it here.
5207 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5209 PR rtl-optimization/20017.
5210 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
5211 rest_of_handle_cse2, rest_of_handle_gcse): Call
5212 delete_dead_jumptables immediately before calling cleanup_cfg.
5214 2005-02-22 Devang Patel <dpatel@apple.com>
5217 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
5220 2005-02-22 David Edelsohn <edelsohn@gnu.org>
5222 * config/rs6000/aix.h (WINT_TYPE): Define.
5224 2005-02-22 Stan Shebs <shebs@apple.com>
5226 * config/rs6000/rs6000.c (rs6000_override_options): Default to
5227 natural alignment for 64-bit Darwin.
5228 (rs6000_parse_alignment_option): Warn about uses of -malign-power
5230 * doc/invoke.texi: Document this.
5232 2005-02-22 DJ Delorie <dj@redhat.com>
5234 * c-common.c (c_common_type_for_mode): Pass the mode's precision
5235 to make_[un]signed_type, not the mode itself.
5237 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5239 * cfg.c (cached_make_edge): Call make_edge if edge cache is
5240 not available. Use tail calls wherever possible.
5241 (make_edge): Call unchecked_make_edge to create an edge.
5243 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
5244 (coalesce_ssa_name): Don't check for
5245 SSANORM_USE_COALESCE_LIST.
5246 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
5248 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5250 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
5251 (rewrite_into_ssa): ... here.
5253 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
5255 PR tree-optimization/19786
5256 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
5257 tag to another's may-alias bitmap when adding to the other's list.
5259 2005-02-21 DJ Delorie <dj@redhat.com>
5261 * tree-ssa-loop-ivopts.c (computation_cost): Start register
5262 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
5263 registers in unsupported ways.
5264 * expmed.c (init_expmed): Likewise.
5266 2005-02-21 Stan Cox <scox@redhat.com>
5268 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
5270 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5272 * tree-cfg.c (fold_cond_expr_cond): New.
5273 (make_edges): Call fold_cond_expr_cond.
5274 (find_taken_edge): Accept nothing but INTEGER_CST.
5275 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
5277 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
5279 * flow.c (delete_dead_jumptables): Speed up by scanning insns
5280 that do not belong to any basic block.
5282 2005-02-21 Jeff Law <law@redhat.com>
5284 * cfganal.c (find_unreachable_blocks): Manually CSE load of
5287 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5289 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
5290 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
5291 Adjust their definitions.
5292 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
5293 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
5295 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
5296 genautomata.c, langhooks.c, langhooks.h, system.h,
5297 config/arm/lib1funcs.asm: Update copyright.
5299 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
5301 * dbxout.c (dbxout_function_end): Emit Lscope label always.
5303 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
5306 * doc/install.texi: Document --with-gc.
5308 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
5310 * simplify-rtx.c (simplify_unary_operation): Add a missing
5313 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5315 PR tree-optimization/18663
5316 * tree-ssa-dom.c (extract_range_from_cond): Return 0
5317 if the type has variable bounds.
5319 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
5321 * gcse.c: Remove an obsolete comment.
5323 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
5325 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
5327 * doc/extend.texi (Function Attributes) <Attribute const>: The
5328 attribute "pure" is below this text, not above.
5330 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5332 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
5333 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
5334 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
5336 2005-02-20 Zack Weinberg <zack@codesourcery.com>
5339 * langhooks.h (struct lang_hooks): Add to_target_charset.
5340 * langhooks.c (lhd_to_target_charset): New function.
5341 * langhooks-def.h: Declare lhd_to_target_charset.
5342 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
5343 (LANG_HOOKS_INITIALIZER): Update.
5344 * c-common.c (c_common_to_target_charset): New function.
5345 * c-common.h: Declare it.
5346 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
5347 c_common_to_target_charset.
5349 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
5350 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
5352 * system.h: Poison them.
5353 * doc/tm.texi: Don't discuss them.
5354 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
5355 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
5356 (pp_c_char): Do not attempt to generate letter escapes for
5358 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
5359 * config/mips/mips.c (mips_output_ascii): Likewise.
5361 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
5363 PR tree-optimization/19951
5364 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
5367 2005-02-19 Steven Bosscher <stevenb@suse.de>
5370 * function.h (struct function): New field `max_loop_depth'.
5371 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
5372 (flow_loops_find): Reset the max loop depth count before finding loops.
5373 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
5374 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
5375 (calculate_global_regs_live): Make sure the loop will terminate
5376 when the initial sets are not empty.
5378 2005-02-19 Zack Weinberg <zack@codesourcery.com>
5380 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
5382 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
5384 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
5387 * doc/invoke.texi: Remove documentation of %M spec.
5389 (init_spec): Remove %M suffix from -lgcc_s.
5390 (do_spec_1): Remove 'M' case.
5391 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
5392 to put shared libraries in the multilib directory. Remove the
5393 shlib_so_soname substitution variable. Don't add a multilib encoding
5394 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
5395 reported by -print-multi-os-directory. Pass @multilib_dir@ to
5396 SHLIB_INSTALL as well as SHLIB_LINK.
5397 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
5398 (SHLIB_NAME): Delete.
5399 (SHLIB_DIR): New macro.
5400 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
5401 (SHLIB_INSTALL): Adjust accordingly.
5402 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
5403 * config/t-slibgcc-sld: Likewise.
5404 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
5405 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
5406 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
5408 (SHLIBUNWIND_INSTALL): Adjust accordingly.
5409 * config/i386/t-nwld (SHLIB_SONAME): Delete.
5410 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
5411 Use @shlib_base_name@ instead of @shlib_so_name@.
5412 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
5413 and @shlib_base_name@.so in @multilib_dir@.
5414 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
5415 to the install path.
5416 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
5417 (SHLIB_LINK): Remove previous workaround.
5418 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
5419 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
5420 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
5422 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
5423 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
5424 (SHLIB_INSTALL): Adjust accordingly.
5425 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
5426 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
5427 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
5428 config/t-slibgcc-elf-ver.
5430 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
5431 Jakub Jelinek <jakub@redhat.com>
5433 PR tree-optimization/19828
5434 * tree-ssa-loop-im.c: Add a TODO comment.
5435 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
5436 without side-effects.
5438 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5440 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
5443 2005-02-18 James E. Wilson <wilson@specifixinc.com>
5445 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
5446 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
5447 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
5449 (ia64_reorg): Delete fixup_errata call.
5450 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
5451 (TARGET_SWITCHES): Delete -mb-step entry.
5453 2005-02-19 Jakub Jelinek <jakub@redhat.com>
5456 * c-typeck.c (composite_type): Handle quals in transparent unions.
5457 (type_lists_compatible_p): Likewise.
5459 2005-02-18 Stan Shebs <shebs@apple.com>
5461 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
5462 expressions in the .literal8 section.
5464 2005-02-18 Geoffrey Keating <geoffk@apple.com>
5466 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
5468 2005-02-18 Roger Sayle <roger@eyesopen.com>
5470 * fold-const.c (constant_boolean_node): Always create values of the
5471 specified type, don't bother calling truthvalue_conversion.
5473 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5475 * except.c (output_function_exception_table): Call
5476 assemble_external_libcall (eh_personality_libfunc).
5478 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5481 * config/ia64/ia64.h (struct machine_function): Add state_num.
5482 * config/ia64/ia64.c (process_epilogue,
5483 process_for_unwind_directive): Use new unwind state numbers each
5484 time rather than state 1.
5486 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
5489 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
5490 before the "*llgt_didi" pattern.
5492 2005-02-18 Jason Merrill <jason@redhat.com>
5494 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
5496 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
5498 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
5499 (div0): Use it in place of ARM_FUNC_ALIAS.
5500 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
5502 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
5505 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
5506 access, the lower bound of the array type if it exists.
5508 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
5511 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
5512 cases that are out-of-range for the index type.
5514 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5516 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
5517 (estimate_case_costs): Don't call convert.
5518 * expmed.c (expand_shift): Likewise.
5519 (make_tree): Call fold_convert instead of convert.
5521 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5524 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
5525 that ref to be marked MEM_READONLY_P doesn't have base that needs
5528 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5530 * genautomata.c (output_get_cpu_unit_code_func,
5531 output_cpu_unit_reservation_p): Don't generate old-style function
5534 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5537 PR tree-optimization/20009
5538 * convert.c (convert_to_integer): Revert 2005-02-16 change.
5540 PR tree-optimization/18947
5541 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
5542 inline, remove all nodes that are inlined into the extern inline
5545 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5547 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
5548 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
5549 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
5550 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
5553 2005-02-17 Roger Sayle <roger@eyesopen.com>
5555 PR tree-optimization/19917
5556 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
5557 to be potentially trapping.
5559 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5561 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
5563 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
5565 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
5566 tem becomes a local variable which is set to the value of the
5567 back end defined INITIAL_FRAME_ADDRESS macro.
5568 (expand_builtin_frame_address): Omit the base parameter to
5569 expand_builtin_return_addr.
5570 (expand_builtin_profile_func): Likewise.
5571 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
5572 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
5573 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
5575 2005-02-17 Jakub Jelinek <jakub@redhat.com>
5577 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
5578 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
5579 * config/frv/frv.c (frv_function_epilogue): Likewise.
5581 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
5583 * lambda-code (perfect_nestify): Remove mark/unmark
5585 * tree-loop-linear.c (linear_transform_loops): Add
5586 rewrite_into_ssa call so that ssa is correct for
5587 rewriting into loop closed.
5589 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
5591 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
5592 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
5594 * bt-load.c (btr_def_live_range, combine_btr_defs,
5595 migrate_btr_def, migrate_btr_defs): Likewise.
5596 * cfgcleanup.c (thread_jump): Likewise.
5597 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
5598 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
5599 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
5600 df_rd_local_compute, df_reg_info_compute): Likewise.
5601 * dominance.c (init_dom_info, free_dom_info): Likewise.
5602 * flow.c (init_propagate_block_info,
5603 free_propagate_block_info): Likewise.
5604 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
5605 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
5606 modify_reg_pav): Likewise.
5607 * loop-invariant.c (find_defs, find_invariant_insn,
5608 find_invariants, free_inv_motion_data): Likewise.
5609 * predict.c (tree_predict_by_opcode,
5610 estimate_bb_frequencies): Likewise.
5611 * stmt.c (expand_case): Likewise.
5612 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
5613 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
5614 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
5615 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
5616 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
5617 rewrite_ssa_into_ssa): Likewise.
5618 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5619 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
5620 analyze_edges_for_bb, perform_edge_inserts): Likewise.
5621 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
5622 * tree-sra.c (tree_sra): Likewise.
5623 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
5624 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
5625 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
5626 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
5627 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
5628 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
5630 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
5631 calculate_live_on_entry, calculate_live_on_exit,
5632 build_tree_conflict_graph): Likewise.
5633 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
5634 record_important_candidates, set_use_iv_cost, find_depends,
5635 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
5636 tree_ssa_iv_optimize_finalize): Likewise.
5637 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
5638 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
5639 tree_duplicate_loop_to_header_edge): Likewise.
5640 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
5641 * tree-ssa.c (verify_flow_insensitive_alias_info,
5642 verify_name_tags, verify_ssa, init_tree_ssa,
5643 delete_tree_ssa): Likewise.
5644 * tree-ssanames.c (marked_ssa_names, init_ssanames,
5645 fini_ssanames): Likewise.
5646 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
5648 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
5650 * config/rs6000/t-rtems: Completely reworked.
5652 2005-02-17 Ira Rosen <irar@il.ibm.com>
5654 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
5656 2005-02-17 Ira Rosen <irar@il.ibm.com>
5658 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
5659 POINTER_TYPE_P when checking that type is a pointer.
5660 (vect_get_memtag): Remove.
5661 (vect_address_analysis): Use POINTER_TYPE_P. Call
5662 vect_object_analysis with dummy parameter for memtag.
5663 (vect_object_analysis): Extract memtag (functionality that
5664 used to be in vect_get_memtag and moved here). Fix printings.
5665 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
5666 with correct parameters. Remove call to vect_get_memtag.
5668 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
5670 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
5671 (tree-vectorizer.o): Added missing dependencies.
5673 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
5675 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
5676 declaration in tree-vectorizer.c, now has an extern declaration in
5678 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5679 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
5680 get_vectype_for_scalar_type, vect_is_simple_use,
5681 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
5682 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
5683 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
5684 vectorizable_store, vectorizable_operation, vectorizable_assignment,
5685 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
5686 find_loop_location): Likewise.
5688 * tree-vectorizer.c (langhooks.h): #include removed.
5689 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
5690 moved to tree-vectorized.h.
5691 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5692 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
5693 get_vectype_for_scalar_type, vect_is_simple_use,
5694 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
5695 vect_supportable_dr_alignment, new_loop_vec_info,
5696 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
5697 vect_set_verbosity_level, find_loop_location): Likewise.
5699 (vect_analyze_loop): Function externalized. Declaration moved to
5700 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
5701 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
5702 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
5703 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
5704 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
5705 vect_enhance_data_refs_alignment, vect_analyze_operations,
5706 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
5707 vect_stmt_relevant_p, vect_get_loop_niters,
5708 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
5709 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
5710 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
5711 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
5712 vect_get_memtag): Likewise.
5714 (vectorizable_load): Function externalized. Declaration moved to
5715 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
5716 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
5717 vect_transform_loop): Likewise.
5718 (vect_transform_stmt): Moved to tree-vect-transform.c.
5719 (vect_align_data_ref, vect_create_destination_var,
5720 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
5721 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
5722 vect_get_vec_def_for_operand, vect_init_vector,
5723 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
5724 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
5725 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
5726 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
5727 vect_do_peeling_for_loop_bound): Likewise.
5729 * tree-vect-analyze.c: New file.
5730 * tree-vect-transform.c: New file.
5732 2005-02-17 Jason Merrill <jason@redhat.com>
5734 PR mudflap/19319, c++/19317
5735 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
5738 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
5740 * doc/install.texi (Specific): Update link for Darwin-specific
5743 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
5745 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
5746 constant_boolean_node.
5748 2005-02-16 David Edelsohn <edelsohn@gnu.org>
5751 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
5752 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
5754 2005-02-16 Richard Henderson <rth@redhat.com>
5757 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
5759 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
5760 replace uses with Wtype_MAXp1_F.
5761 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
5762 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
5763 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
5764 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
5765 and HAVE_TFMODE as appropriate.
5766 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
5767 (__floatdisf): Likewise.
5768 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
5769 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
5770 (Wtype_MAXp1_F): New.
5771 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
5772 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
5774 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
5777 * arm.c (arm_apply_result_size): New function.
5778 * arm.h (APPLY_RESULT_SIZE): Define.
5779 * arm-protos.h (arm_apply_result_size): Add prototype.
5780 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
5781 (movxf): New expand.
5782 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
5783 (call_value_symbol): Remove predicate for operand 0.
5784 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
5785 (untyped_call): Rework to correclty return values for any type.
5786 (untyped_return): New expand.
5787 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
5789 2005-02-16 Stan Shebs <shebs@apple.com>
5791 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
5792 * config/rs6000/t-darwin8: New, for 64-bit multilib.
5794 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5796 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
5797 configure settings on Solaris 7 and later.
5799 2005-02-16 Diego Novillo <dnovillo@redhat.com>
5801 PR tree-optimization/19865
5802 * tree-optimize.c (init_tree_optimization_passes): Run
5803 pass_may_alias after pass_sra.
5805 2005-02-16 Richard Henderson <rth@redhat.com>
5806 Stuart Hastings <stuart@apple.com>
5809 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
5810 Do nothing if debug info suppressed for this function.
5811 (dbxout_begin_function): Early exit if debug info suppressed for
5814 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
5817 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
5819 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5821 PR tree-optimization/19967
5822 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
5823 expand_builtin_strchr, expand_builtin_strrchr): Take a new
5824 argument TYPE. Adjust calls to fold_builtin_XXX.
5825 (expand_builtin, fold_builtin_1): Adjust calls to
5827 (fold_builtin_strchr, fold_builtin_strpbrk,
5828 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
5829 result to a requested type TYPE.
5831 2005-02-16 Jakub Jelinek <jakub@redhat.com>
5834 * fold-const.c (fold): Don't optimize (T)(x & cst) to
5835 (T)x & (T)cst if (T)cst overflows.
5836 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
5837 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
5839 2005-02-15 Jeff Law <law@redhat.com>
5841 * gcse.c (blocks_with_calls): New bitmap.
5842 (alloc_gcse_mem): Allocate it.
5843 (free_gcse_mem): Free it.
5844 (clear_modifY_mem_tables): Clear it.
5845 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
5846 when we encounter CALL_INSNs.
5847 (compute_transp, case MEM): Handle blocks with calls separate
5848 from blocks without calls. Use bitmap iterators rather than
5851 2005-02-15 Peter O'Gorman <peter@pogma.com>
5854 * mklibgcc.in (vis_hide): Use a temporary object file, not
5857 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
5860 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
5861 access optimization.
5863 2005-02-15 David Edelsohn <edelsohn@gnu.org>
5864 Alan Modra <amodra@bigpond.net.au>
5867 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
5868 (_xlqsub): Rename to __gcc_qsub.
5869 (_xlqmul): Rename to __gcc_qmul.
5870 (_xlqdiv): Rename to __gcc_qdiv.
5871 Provide versioned symbol aliases with old names.
5872 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
5873 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
5874 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
5875 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
5876 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
5878 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
5880 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
5881 Fold ~(A - 1) and ~(A + -1) to -A.
5883 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
5887 * config/host-linux.c (linux_gt_pch_use_address): Copy from
5888 config/pa/pa-host.c:pa_gt_pch_use_address.
5890 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
5892 * tree-vn.c (get_value_handle): Make sure that given an
5893 is_gimple_min_invariant expression, we always return it.
5895 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
5897 * passes.c (rest_of_handle_gcse): Fix a comment.
5899 2005-02-15 Jeff Law <law@redhat.com>
5901 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
5903 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
5904 (canon_list_insert, record_last_mem_set_info): Similarly.
5905 (clear_modify_mem_tables): Similarly.
5907 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
5909 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
5910 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
5911 config/mips/mips.md, config/rs6000/aix.h,
5912 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
5914 2005-02-15 Richard Henderson <rth@redhat.com>
5916 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
5917 call to be best_edge.
5919 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
5921 * basic-block.h: Adjust the prototype for find_basic_blocks.
5922 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
5923 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
5926 * flow.c (recompute_reg_usage): Remove all arguments.
5927 * passes.c (rest_of_compilation): Adjust the call to
5928 recompute_reg_usage.
5929 * rtl.h: Adjust the prototype for recompute_reg_usage.
5931 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
5933 * tree-dump.c (dump_files): Update to reflect new member
5935 (dump_register): Add new argument.
5937 (dump_switch_p_1): Check against glob name if doglob was passed.
5938 (dump_switch_p): Check against regular first, then glob if
5939 we didn't have any hits on the dump name.
5940 * tree-optimize.c (register_one_dump_file):
5941 Pass in glob name as well.
5942 * tree-pass.h (struct dump_file_info): Add glob
5945 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
5947 PR preprocessor/16323
5948 * doc/invoke.texi: Document that -Wendif-labels is on by default.
5950 2005-02-14 David Edelsohn <edelsohn@gnu.org>
5953 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
5954 (trunctfdf2_internal1): New.
5955 (trunctfdf2_internal2): Renamed from trunctfdf2.
5957 2005-02-14 Diego Novillo <dnovillo@redhat.com>
5959 PR tree-optimization/19853
5960 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
5962 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
5964 * passes.c (rest_of_handle_loop_optimize): Remove calls to
5965 delete_dead_jumptables and cleanup_cfg.
5967 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
5969 * reload.c (find_reloads): Swap address_reloaded flags when
5970 swapping commutative operands.
5972 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
5974 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
5975 Use standard_iv_increment_position for computing the bsi position
5977 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
5980 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
5983 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
5984 life range of hard registers.
5985 * value-prof.c (insn_prefetch_values_to_profile): Only
5988 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
5989 profile in libcalls.
5991 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
5993 * bitmap.h (bitmap_and_compl_into): Return bool.
5994 * bitmap.c (bitmap_and_compl_into): Return changed flag.
5996 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
5998 PR tree-optimization/19944
5999 * fold-const.c (fold): Re-add ABS_EXPR folding.
6001 2005-02-13 David Edelsohn <edelsohn@gnu.org>
6004 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
6005 {TARGET,MASK}_XL_COMPAT.
6006 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
6008 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
6009 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
6011 (rs6000_arg_partial_bytes): Same.
6012 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
6013 and XL compatibility enabled.
6014 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
6015 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
6016 test to final condition.
6017 (cmptf_internal2): New.
6018 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
6019 xl-compat. Add TFmode information to description.
6021 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
6023 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
6025 2005-02-13 Jason Merrill <jason@redhat.com>
6028 * fold-const.c (fold_indirect_ref_1): Split out from...
6029 (build_fold_indirect_ref): Here.
6030 (fold_indirect_ref): New fn.
6031 * tree.h: Declare it.
6032 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
6033 (gimplify_modify_expr_rhs): Likewise.
6034 (gimplify_expr): Likewise.
6036 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
6038 PR tree-optimization/14303
6039 PR tree-optimization/15784
6040 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
6041 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
6042 ABS_EXPR<x> != 0 to x != 0.
6044 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
6046 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
6047 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
6048 spelling conventions.
6050 * passes.c (rest_of_handle_gcse): Don't run cse_main and
6051 delete_trivially_dead_insns too many times.
6053 * passes.c (rest_of_handle_gcse): Remove dead assignments to
6056 2005-02-12 Ira Rosen <irar@il.ibm.com>
6058 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
6059 (vect_is_simple_iv_evolution): Remove redundant parameter
6061 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
6062 without last parameter.
6063 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
6064 Return pointer step. Call vect_is_simple_iv_evolution without
6065 last parameter. Check only that the step is multiple of size
6066 type. Remove stmt_vinfo updates.
6067 (vect_get_memtag_and_dr): Remove.
6068 (vect_get_memtag): New function.
6069 (vect_address_analysis): New function.
6070 (vect_object_analysis): New function.
6071 (vect_analyze_data_refs): Call vect_object_analysis and
6072 vect_get_memtag. Update stmt_vinfo fields.
6074 2005-02-12 Ira Rosen <irar@il.ibm.com>
6076 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
6077 exist and are objects. Remove checks for pointer.
6078 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
6079 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
6080 (vect_create_data_ref_ptr): Likewise.
6081 (vect_base_addr_differ_p): New function.
6082 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
6083 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
6084 Don't set the DR_BASE_NAME field of data-ref.
6085 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
6087 2005-02-12 Uros Bizjak <uros@kss-loka.si>
6089 * optabs.h (enum optab_index): Add new OTI_ldexp.
6090 (ldexp_optab): Define corresponding macro.
6091 * optabs.c (init_optabs): Initialize ldexp_optab.
6092 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
6094 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
6096 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
6097 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
6099 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
6100 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
6103 2005-02-12 Ira Rosen <irar@il.ibm.com>
6105 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
6107 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
6109 (vect_get_base_and_offset): Always return an address.
6110 (vect_create_addr_base_for_vector_ref): Remove treatment for
6111 different data reference types.
6112 (vect_compute_data_ref_alignment): Rename base to base_address in
6113 stmt_vec_info. Get the object in order to force its alignment.
6114 (vect_get_memtag_and_dr): Rename base to base_address in
6115 stmt_vec_info. Extract the object for memtag analysis.
6117 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
6119 PR regression/19898.
6120 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
6121 changes cc_status, use apply modified_in_p to part of cc_status
6122 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
6125 2005-02-11 Richard Henderson <rth@redhat.com>
6127 * tree-complex.c (expand_complex_libcall): New.
6128 (expand_complex_multiplication): Use it for c99 compliance.
6129 (expand_complex_division): Likewise.
6130 * fold-const.c (fold_complex_add, fold_complex_mult): New.
6132 * builtins.c (built_in_names): Remove const.
6133 * tree.c (build_common_builtin_nodes): Build complex arithmetic
6135 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
6136 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
6137 (built_in_names): Remove const.
6138 * c-common.c (c_common_type_for_mode): Handle complex modes.
6139 * flags.h, toplev.c (flag_complex_method): Rename from
6140 flag_complex_divide_method.
6141 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
6142 __mulsc3, __muldc3, __mulxc3, __multc3): New.
6143 * libgcc2.h: Declare them.
6144 * libgcc-std.ver: Export them.
6145 * mklibgcc.in (lib2funcs): Build them.
6147 2005-02-11 Steven Bosscher <stevenb@suse.de>
6149 PR tree-optimization/19876
6150 Partially revert my change from 2005-01-14
6151 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
6152 (compute_antic): ...and remove the loop here.
6154 2005-02-11 Jakub Jelinek <jakub@redhat.com>
6157 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
6158 is number of inner's bits, avoid creating a BIT_FIELD_REF.
6160 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
6161 crtend.o if -pie. Use %{x:a;:b} spec syntax.
6163 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
6165 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
6166 offsets for the big-endian 32-bit case.
6168 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
6170 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
6172 2005-02-11 Dale Johannesen <dalej@apple.com>
6174 * cselib.c (cselib_process_insn): Clear out regs where
6175 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
6176 * reload.c (find_equiv_reg): Ditto.
6178 2005-02-11 Ian Lance Taylor <ian@airs.com>
6180 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
6183 * tree.c (build_function_type_list): Work correctly if there are
6186 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
6188 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
6189 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
6190 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
6191 TARGET_ZARCH instead of TARGET_64BIT.
6193 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
6195 * config/rs6000/t-rtems:
6196 (MULTILIB_OPTIONS): Remove mcpu=602.
6197 (MUTLILIB_DIRNAMES): Remove m602.
6198 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
6199 Let mcpu=602 match mcpu=603.
6200 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
6202 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6204 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
6207 2005-02-10 David Daney <ddaney@avtrex.com>
6209 * config/alpha/linux-unwind.h: Add exception clause to copyright.
6210 * config/i386/linux-unwind.h: Likewise.
6211 * config/ia64/linux-unwind.h: Likewise.
6212 * config/mips/linux-unwind.h: Likewise.
6213 * config/pa/linux-unwind.h: Likewise.
6214 * config/rs6000/linux-unwind.h: Likewise.
6215 * config/s390/linux-unwind.h: Likewise.
6216 * config/sh/linux-unwind.h: Likewise.
6217 * config/sparc/linux-unwind.h: Likewise.
6219 2005-02-10 Steven Bosscher <stevenb@suse.de>
6221 PR tree-optimization/17549
6222 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
6223 TER to replace a DEF with its expression if the DEF and the
6224 rhs of the expression we replace into have the same root
6227 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
6229 * config/mips/mips.md: Fix the placement of the match_scratch in the
6232 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6234 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
6237 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
6239 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
6240 (strip_offset): Handle addresses.
6241 (add_address_candidates): Use strip_offset.
6242 (difference_cost): Reflect strip_offset change.
6243 (force_var_cost, difference_cost): Strip nops.
6245 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6247 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
6249 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
6250 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
6251 config/cris/cris-protos.h, config/cris/cris.c: Update
6254 2005-02-10 Jeff Law <law@redhat.com>
6256 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
6257 (lookup_avail_expr): Similarly.
6259 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
6261 * builtins.c (fold_builtin_powi): New function.
6262 (fold_builtin_1): Call it.
6264 2005-02-10 Steven Bosscher <stevenb@suse.de>
6266 PR documentation/19309
6267 * doc/cpp.texi: The __GNUC__ and related predefined macros
6268 are also defined for the "standalone" cpp.
6269 Some non-GCC compilers may also define __GNUC__.
6271 2005-02-10 Jakub Jelinek <jakub@redhat.com>
6274 * c-typeck.c (common_type): New routine. Old common_type renamed
6276 (c_common_type): ...this.
6277 (build_conditional_expr, build_binary_op): Use c_common_type instead
6280 2005-02-10 Steven Bosscher <stevenb@suse.de>
6282 * doc/md.texi: Replace @samp{length} with @code{length}.
6284 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
6286 PR tree-optimization/18687
6287 * tree-flow.h (find_loop_niter): Declare.
6288 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
6289 Try using scev even for loops with more than one exit.
6290 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
6291 (struct ivopts_data): Added niters field.
6292 (struct nfe_cache_elt): New.
6293 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
6295 (tree_ssa_iv_optimize_init): Initialize niters cache.
6296 (determine_number_of_iterations): Removed.
6297 (find_induction_variables): Do not call determine_number_of_iterations.
6298 Access niters for single exit through niter_for_single_dom_exit.
6299 (add_iv_outer_candidates): Access niters for single exit through
6300 niter_for_single_dom_exit.
6301 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
6302 number_of_iterations_cond.
6303 (iv_period): New function.
6304 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
6305 (may_replace_final_value): Take data argument. Use
6306 niter_for_single_dom_exit.
6307 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
6308 (rewrite_use_compare): Pass data to may_eliminate_iv.
6309 (rewrite_use_outer): Pass data to may_replace_final_value.
6310 (free_loop_data): Clean up the niters cache.
6311 (tree_ssa_iv_optimize_finalize): Free the niters cache.
6312 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
6313 * tree-ssa-loop-niter.c (find_loop_niter): New function.
6314 (find_loop_niter_by_eval): Use tree_int_cst_lt.
6315 (num_ending_zeros): Moved to tree.c.
6316 * tree.h (num_ending_zeros): Declare.
6317 * tree.c (num_ending_zeros): Moved from tree.c.
6319 2005-02-09 Richard Henderson <rth@redhat.com>
6321 * builtins.c (DEF_BUILTIN): Add COND argument.
6322 * tree.h (DEF_BUILTIN): Likewise.
6323 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
6324 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
6326 (DEF_BUILTIN_STUB): New.
6327 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
6328 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
6329 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
6330 * c-common.c (DEF_BUILTIN): Add COND argument.
6331 * tree.c (local_define_builtin): New.
6332 (build_common_builtin_nodes): New.
6334 2005-02-09 Roger Sayle <roger@eyesopen.com>
6336 * fold-const.c (fold_strip_sign_ops): New function to simplify a
6337 floating point expression ignoring the sign of the result.
6338 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
6339 (fold) <MULT_EXPR>: Use it to simplify x*x.
6340 * tree.h (fold_strip_sign_ops): Prototype here.
6341 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
6342 argument. Use fold_strip_sign_ops to simplify the first argument.
6343 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
6344 first argument when the second argument is an even integer
6345 constant, but only with -funsafe_math_optimizations.
6346 (fold_builtin_1): Update call to fold_builtin_copysign.
6348 2005-02-09 Ian Lance Taylor <ian@airs.com>
6351 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
6352 just check whether EH_FILTER_FAILURE falls through.
6354 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
6356 * gcc/haifa-sched.c (schedule_block): Make queued sched group
6357 insns return to ready list in the next turn.
6359 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6362 * builtins.def: New __builtin_powi[lf].
6363 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
6364 (expand_builtin_powi): New function.
6365 (expand_builtin): Dispatch to expand_builtin_powi.
6366 * libgcc2.h: Add prototypes for __builtin_powi[lf].
6367 * libgcc2.c: Add __builtin_powi[lf] implementation.
6368 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
6369 * optabs.h: Add powi_optab.
6370 * optabs.c (init_optabs): Initialize powi_optab.
6371 * doc/extend.texi: Document __builtin_powi[lf].
6373 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
6375 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
6378 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6381 * fold-const.c (try_move_mult_to_index): Remove redundant
6382 type argument. Create ADDR_EXPR with correct type.
6383 (fold): Update callers of try_move_mult_to_index. Convert
6384 result to the appropriate type.
6386 2005-02-09 Roger Sayle <roger@eyesopen.com>
6389 * config/avr/avr.c (default_rtx_costs): Delete.
6390 (avr_operand_rtx_cost): New function.
6391 (avr_rtx_costs): Completely rewrite.
6393 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
6396 * config/cris/cris.c (in_code): New variable.
6397 (cris_output_addr_const): Now a static function, a wrapper for
6399 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
6400 case from old cris_output_addr_const.
6401 (cris_asm_output_label_ref): Similar for LABEL_REF.
6402 (cris_output_addr_const_extra): Similar for UNSPEC.
6403 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
6404 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
6405 * config/cris/cris-protos.h (cris_output_addr_const): Remove
6407 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
6408 (cris_asm_output_label_ref): Declare.
6410 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
6412 PR preprocessor/19801
6413 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
6414 filenames that changed when libcpp was moved to the toplevel.
6416 2005-02-07 Roger Sayle <roger@eyesopen.com>
6418 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
6419 zero extensions of BImode operands. Call lowpart_subreg instead
6420 of gen_lowpart_common and gen_lowpart_SUBREG.
6422 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
6425 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
6426 * configure.ac: Set cc_for_cross_gnattools.
6427 * configure: Regenerate.
6429 2005-02-08 Alan Modra <amodra@bigpond.net.au>
6432 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
6434 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6437 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
6438 of nested functions.
6440 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
6442 * doc/extend.texi: Document deprecated extensions allowing
6443 static floating-point members to have initializers and allowing
6444 floating-point literals in integral constant expressions.
6446 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
6448 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
6449 config/darwin7.h, config/mips/mips.c,
6450 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
6453 * cse.c: Update comments.
6455 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
6458 * builtins.c (fold_builtin_sqrt): Transform
6459 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
6462 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
6463 Dorit Naishlos <dorit@il.ibm.com>
6465 * doc/invoke.texi (ftree-vectorizer-verbose): New.
6466 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
6467 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
6469 * tree.h (vect_set_verbosity_level): New extern function declaration
6471 * tree-vectorizer.h (verbosity_levels): New enum type.
6472 * tree-vectorizer.c (vect_debug_stats): Function removed.
6473 (vect_debug_details): Likewise.
6474 (vect_verbosity_level): Global variable was defined and initialized.
6475 (vect_dump): Global variable definition.
6476 (vect_print_dump_info): New function.
6477 (vect_set_dump_settings): New function.
6478 (vect_set_verbosity_level): New function.
6479 (vectorize_loops): Add call to vect_set_dump_settings.
6481 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
6482 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6483 (slpeel_tree_peel_loop_to_edge): Likewise.
6485 (vect_analyze_offset_expr): Call to vect_print_dump_info with
6486 appropriate verbosity level instead of call to vect_debug_details
6487 or vect_debug_stats.
6488 (vect_get_base_and_offset):
6489 (vect_create_addr_base_for_vector_ref):
6490 (get_vectype_for_scalar_type):
6491 (vect_create_data_ref_ptr):
6493 (vect_get_vec_def_for_operand):
6494 (vect_finish_stmt_generation):
6495 (vectorizable_assignment):
6496 (vectorizable_operation):
6497 (vectorizable_store):
6498 (vectorizable_load):
6499 (vect_transform_stmt):
6500 (vect_update_ivs_after_vectorizer):
6501 (vect_do_peeling_for_loop_bound):
6502 (vect_update_inits_of_drs):
6503 (vect_do_peeling_for_alignment):
6504 (vect_transform_loop):
6505 (vect_is_simple_use):
6506 (vect_analyze_operations):
6507 (vect_is_simple_iv_evolution):
6508 (vect_analyze_scalar_cycles):
6509 (vect_analyze_data_ref_dependence):
6510 (vect_analyze_data_ref_dependences):
6511 (vect_compute_data_ref_alignment):
6512 (vect_enhance_data_refs_alignment):
6513 (vect_analyze_data_refs_alignment):
6514 (vect_analyze_data_ref_access):
6515 (vect_analyze_data_ref_accesses):
6516 (vect_analyze_pointer_ref_access):
6517 (vect_get_memtag_and_dr):
6518 (vect_analyze_data_refs):
6519 (vect_mark_relevant):
6520 (vect_stmt_relevant_p):
6521 (vect_mark_stmts_to_be_vectorized):
6522 (vect_can_advance_ivs_p):
6523 (vect_get_loop_niters):
6524 (vect_analyze_loop_form):
6525 (vect_analyze_loop):
6526 (vectorize_loops): Likewise.
6528 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
6529 (vect_update_inits_of_drs):
6530 (vect_do_peeling_for_alignment):
6531 (vect_transform_loop):
6532 (vect_analyze_operations):
6533 (vect_analyze_scalar_cycles):
6534 (vect_analyze_data_ref_dependences):
6535 (vect_analyze_data_refs_alignment):
6536 (vect_analyze_data_ref_accesses):
6537 (vect_analyze_data_refs):
6538 (vect_mark_stmts_to_be_vectorized):
6539 (vect_get_loop_niters):
6540 (vect_analyze_loop_form):
6541 (vect_analyze_loop): Likewise.
6542 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
6544 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
6548 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
6549 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
6550 either -ffast-math or -funsafe-math-optimizations is in use.
6552 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
6553 * config/mips/irix-csr.c: New file.
6554 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
6555 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
6556 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
6559 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
6561 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
6562 redundant, incorrect definitions.
6564 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
6566 ("*tls_indirect_call"): New, reference hard regs directly.
6567 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
6569 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6571 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
6572 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
6574 2005-02-06 Roger Sayle <roger@eyesopen.com>
6576 PR rtl-optimization/19800
6577 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
6578 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
6581 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6583 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
6585 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
6588 * doc/invoke.texi: Correct documentation of -freorder-functions.
6590 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6593 * doc/invoke.texi: Don't mention gccbug.
6595 2005-02-06 Roger Sayle <roger@eyesopen.com>
6596 Andrew Pinski <pinskia@physics.uc.edu>
6597 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
6599 * simplify-rtx.c (simplify_relational_operation_1): Simplify
6600 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
6601 into just (zero_extract:SI FOO (const_int 1) BAR).
6603 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6605 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
6606 macro locally. Don't give last revision date. Use GCC version
6607 number from gcc-common.texi.
6608 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
6609 revision date. Use GCC version number from gcc-common.texi.
6610 Describe being a library as current state rather than as 3.x
6612 * doc/gcc.texi: Remove last update date.
6613 * doc/gccint.texi: Likewise. Update copyright dates.
6614 * doc/install.texi: Update copyright dates.
6616 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6619 * doc/invoke.texi: Mention for each option included in -Wall that
6620 it is included in -Wall.
6621 * doc/gcc.texi: Update copyright and last modification date.
6623 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6625 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
6626 unnecessary cast to original induction variable increments.
6628 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6630 PR tree-optimization/18219
6631 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
6632 in distributed form.
6634 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
6636 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
6637 Set bitpos and offset later in the function. Do nothing if the
6638 target is a register and if the bitfield lies completely outside
6640 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
6641 here. Return an uninitialised register if the source value is stored
6642 in a register and the bitfield lies completely outside that register.
6644 2005-02-06 Steven Bosscher <stevenb@suse.de>
6646 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
6649 2005-02-06 Marcin Dalecki <martin@dalecki.de>
6651 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
6653 2005-02-06 Geoffrey Keating <geoffk@apple.com>
6655 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
6656 * config/darwin8.h: New.
6657 * config/darwin7.h: Update comment.
6659 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6660 Dorit Naishlos <dorit@il.ibm.com>
6662 * tree-vectorizer.h (LOC): New type.
6663 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
6664 (loop_line_number): New field in struct _loop_vec_info.
6665 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
6667 * tree-vectorizer.c (input.h): Included.
6668 (find_loop_location): New function.
6669 (vect_debug_stats): Argument changed from loop to LOC. Computation of
6670 loop line number removed.
6671 (vect_debug_details): Likewise.
6672 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
6674 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
6675 call to vect_debug_details/stats changed from loop to loop_loc.
6676 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6677 (slpeel_tree_peel_loop_to_edge): Likewise.
6679 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
6680 changed from NULL to UNKNOWN_LOC.
6681 (vect_get_base_and_offset):
6682 (vect_create_addr_base_for_vector_ref):
6683 (get_vectype_for_scalar_type):
6684 (vect_create_data_ref_ptr):
6686 (vect_get_vec_def_for_operand):
6687 (vect_finish_stmt_generation):
6688 (vectorizable_assignment):
6689 (vectorizable_operation):
6690 (vectorizable_store):
6691 (vectorizable_load):
6692 (vect_transform_stmt):
6693 (vect_update_ivs_after_vectorizer):
6694 (vect_do_peeling_for_loop_bound):
6695 (vect_do_peeling_for_alignment):
6696 (vect_transform_loop):
6697 (vect_is_simple_use):
6698 (vect_analyze_operations):
6699 (vect_is_simple_iv_evolution):
6700 (vect_analyze_scalar_cycles):
6701 (vect_analyze_data_ref_dependences):
6702 (vect_compute_data_ref_alignment):
6703 (vect_enhance_data_refs_alignment):
6704 (vect_analyze_data_ref_access):
6705 (vect_analyze_data_ref_accesses):
6706 (vect_analyze_pointer_ref_access):
6707 (vect_get_memtag_and_dr):
6708 (vect_analyze_data_refs):
6709 (vect_mark_relevant):
6710 (vect_stmt_relevant_p):
6711 (vect_mark_stmts_to_be_vectorized):
6712 (vect_can_advance_ivs_p):
6713 (vect_get_loop_niters):
6714 (vect_analyze_loop):
6715 (vectorize_loops): Likewise.
6717 (vectorizable_load): Argument in call to vect_debug_details/stats
6718 changed from loop to LOOP_LOC (loop_vinfo).
6719 (vect_transform_loop):
6720 (vect_analyze_operations):
6721 (vect_analyze_scalar_cycles):
6722 (vect_analyze_data_ref_dependence):
6723 (vect_enhance_data_refs_alignment):
6724 (vect_analyze_data_ref_accesses):
6725 (vect_analyze_pointer_ref_access):
6726 (vect_analyze_data_refs):
6727 (vect_analyze_loop): Likewise.
6729 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
6730 changed from loop to loop_loc.
6732 (vect_enhance_data_refs_alignment): Removed unused variable loop.
6734 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6735 Dorit Naishlos <dorit@il.ibm.com>
6737 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
6739 (vect_analyze_data_ref_dependences): Likewise.
6741 (vect_is_simple_use): Argument changed from loop structure to
6742 loop_vect_info structure.
6743 (vect_can_advance_ivs_p): Likewise.
6744 (vect_create_index_for_vector_ref): Likewise.
6745 (vect_update_ivs_after_vectorizer): Likewise.
6746 (new_stmt_vec_info): Likewise.
6748 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
6749 changed from loop to loop_vinfo.
6750 (vect_create_data_ref_ptr): First argument in call to
6751 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
6752 (vectorizable_assignment): Second argument in call to vect_is_simple_use
6753 was changed from loop to loop_vinfo.
6754 (vectorizable_operation): Likewise.
6755 (vectorizable_store): Likewise.
6756 (vect_mark_stmts_to_be_vectorized): Likewise.
6757 (vect_do_peeling_for_loop_bound): First argument in call to
6758 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
6759 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
6760 was changed from loop to loop_vinfo.
6761 (vect_analyze_data_ref_dependences): Third argument in call to
6762 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
6764 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
6765 (vect_create_data_ref_ptr): Likewise.
6766 (vect_init_vector): Likewise.
6767 (vect_get_vec_def_for_operand): Likewise.
6768 (vectorizable_assignment): Likewise.
6769 (vectorizable_operation): Likewise.
6770 (vectorizable_store): Likewise.
6771 (vectorizable_load): Likewise.
6772 (vect_update_ivs_after_vectorizer): Likewise.
6773 (vect_is_simple_use): Likewise.
6774 (vect_analyze_data_ref_dependence): Likewise.
6775 (vect_analyze_pointer_ref_access): Likewise.
6776 (vect_can_advance_ivs_p): Likewise.
6778 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
6779 before _stmt_vec_info.
6780 (_stmt_vec_info): Loop field replaced by loop_vec_info.
6781 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
6782 (new_stmt_vec_info): Argument changed from loop structure to
6783 loop_vect_info structure
6785 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
6786 (vect_analyze_offset_expr): Avoid 80 columns overflow.
6787 (vect_create_addr_base_for_vector_ref): Likewise.
6788 (vect_analyze_pointer_ref_access): Likewise.
6790 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6793 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
6794 phi flag if the phi is abnormal.
6796 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6799 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
6800 information for the new statement.
6802 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
6805 * gcc.c (main): Include the target in -v output.
6807 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
6809 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
6810 Do not drop the extend if we'd have to add a paradoxical subreg
6811 later. Include optabs.h and insn-codes.h.
6812 * Makefile.in (combine.o): Depend on $(OPTABS_H).
6814 2005-02-02 Roger Sayle <roger@eyesopen.com>
6817 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
6818 * fold-const.c (const_binop): Avoid constant folding floating
6819 point operations in modes that use composite representations.
6820 * simplify-rtx.c (simplify_binary_operation): Likewise.
6822 2005-02-02 Geoffrey Keating <geoffk@apple.com>
6824 * config/rs6000/altivec.md (altivec_dst): Make the first operand
6826 (altivec_dstt): Likewise.
6827 (altivec_dstst): Likewise.
6828 (altivec_dststt): Likewise.
6829 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
6832 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6834 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
6835 EXPR_LOCUS from orig_cond to the new cond_stmt.
6836 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
6839 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6841 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
6842 standard_iv_increment_position. Remove call to bsi_next
6843 (no need to bump the iterator anymore).
6844 (vect_create_index_for_vector_ref): Call
6845 standard_iv_increment_position. Remove second function argument.
6846 (vect_finish_stmt_generation): Remove call to bsi_next
6847 (no need to bump the iterator anymore).
6848 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
6849 to vect_create_index_for_vector_ref.
6851 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6853 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
6854 phis are used out of the loop.
6856 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
6859 * c-decl.c (undef_nested_function): New variable.
6860 (pop_scope): Diagnose undefined nested functions.
6861 (finish_function): Don't attempt cgraph processing or genericizing
6862 if current top-level function contained an undefined nested
6863 function. Reset undef_nested_function at the end of a top-level
6866 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
6868 * tree.c (build_int_cst_type): Take sign of the value into account
6869 when deciding whether sign extend the value.
6871 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6874 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
6875 (cpp_options, cc1_options): Change %{std*&ansi} to
6876 %{std*&ansi&trigraphs}.
6878 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
6880 * cse.c: Update comments.
6882 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
6884 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
6885 arguments go on the stack. Do not put complex doubles in odd/even
6888 2005-02-02 Steven Bosscher <stevenb@suse.de>
6890 * doc/invoke.texi: Update the options enabled at -O1, -O2,
6891 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
6892 -ftree-pre, and -fthread-jumps.
6894 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
6896 PR tree-optimization/19578
6897 * tree-flow.h (modified_noreturn_calls): Declare.
6898 (noreturn_call_p): Declare.
6899 * tree-flow-inline.h (noreturn_call_p): New function.
6900 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
6901 * tree-cfg.c (modified_noreturn_calls): New variable.
6902 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
6903 that contain a mid-block noreturn call.
6904 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
6906 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
6908 * df.c (df_def_record_1, df_uses_record): Don't use
6910 * df.h (DF_FOR_REGALLOC): Remove.
6912 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6915 * c-typeck.c (really_start_incremental_init): Reset
6916 constructor_max_index for arrays of incomplete type.
6918 2005-02-02 Jeff Law <law@redhat.com>
6920 * gcse.c (struct reg_set): Store the block index where the register
6921 was set rather than the setting insn.
6922 (record_one_set, compute_transp): Corresponding changes.
6923 (pre_insert_copy_insn): Do not call replace_one_set.
6924 (replace_one_set): Remove.
6926 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6929 * doc/gcov.texi: Fix typo.
6931 2005-02-01 Richard Henderson <rth@redhat.com
6934 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
6935 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
6937 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
6938 * config/i386/i386-protos.h: Update.
6940 2005-02-01 Steven Bosscher <stevenb@suse.de>
6942 PR tree-optimization/19217
6943 * tree-cfg.c (verify_expr): Use the data field to see if TP was
6944 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
6945 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
6946 that it is walking a PHI node.
6948 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
6950 * doc/extend.texi (Nested Functions): Update.
6952 2005-02-01 Richard Henderson <rth@redhat.com>
6955 * optabs.c (expand_copysign_absneg): Export.
6956 * optabs.h (expand_copysign_absneg): Declare.
6957 * config/rs6000/rs6000.md (copysigntf3): New.
6959 2005-02-01 Diego Novillo <dnovillo@redhat.com>
6961 PR tree-optimization/19633
6962 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
6963 * tree-ssa-alias.c (init_alias_info): Initialize.
6964 (merge_pointed_to_info): Set.
6965 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
6966 (dump_points_to_info_for): Show value of pt_null.
6967 (struct count_ptr_d): Declare.
6968 (find_ptr_dereference): Remove.
6969 (ptr_is_dereferenced_by): Remove.
6970 (count_ptr_derefs): New local function.
6971 (count_uses_and_derefs): New local function.
6972 (compute_points_to_and_addr_escape): Call it. If the number
6973 of dereferences is greater than zero, mark the pointer as
6974 dereferenced. If there are fewer dereferences than uses of
6975 the pointer, the pointer's value escapes.
6977 2005-02-01 Diego Novillo <dnovillo@redhat.com>
6979 PR tree-optimization/19670
6980 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
6982 (verify_use): ... set it here, instead.
6984 2005-02-01 Janis Johnson <janis187@us.ibm.com>
6986 * doc/sourcebuild.texi (Test directives): Fix formatting.
6988 * doc/sourcebuild.texi (Test directives): Describe selector
6991 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
6993 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
6994 specific 64-bit CPUs.
6996 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
6999 * arm.c (arm_eliminable_register): New function.
7000 (adjacent_mem_locations): Don't allow eliminable registers. Use
7001 HOST_WIDE_INT for address offsets.
7002 * arm-protos.h (arm_eliminable_register): Add prototype.
7004 2005-02-01 Steven Bosscher <stevenb@suse.de>
7006 PR optimization/15242
7007 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
7008 * basic-block.h (duplicate_computed_gotos): Add prototype.
7009 * bb-reorder.c (duplicate_computed_gotos): New function to
7010 duplicate sufficiently small blocks ending in a computed jump.
7011 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
7012 if not optimizing for size.
7013 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
7014 never do tail merging for blocks ending in a computed jump.
7015 * doc/invoke.texi: Document the max-goto-duplication-insns param.
7017 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
7019 Patch from Richard Sandiford <rsandifo@redhat.com>
7020 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
7021 from inheriting a subreg equivalence with a non-spill register.
7023 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
7025 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
7027 * config/frv/frv.c (movcc_fp_destination_operand): New.
7028 (gpr_or_memory_operand): Fix typo in comment.
7029 (gpr_or_memory_operand_with_scratch): New.
7030 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
7031 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
7032 movcc_fp_destination_operand.
7033 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
7034 Legitimize memory addresses using a scratch register.
7036 2005-01-31 Jeff Law <law@redhat.com>
7038 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
7039 bitmap a sparse bitmap instead of a simple bitmap.
7040 (mark_def_sites_initialize_block): Corresponding changes.
7041 (ssa_mark_def_sites_initialize_block): Likewise.
7042 (ssa_mark_phi_uses): Likewise.
7043 (mark_def_site, ssa_mark_def_sites): Likewise.
7044 (mark_def_site_blocks): Likewise.
7045 (rewrite_ssa_into_ssa): Likewise.
7047 * tree-ssa-dom.c (record_cond): Pass correct variable type
7048 for last argument to htab_find_slot_with_hash.
7050 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
7051 effects when optimizing 0 % X. Do not try to optimize X % 0.
7053 2005-01-31 James E. Wilson <wilson@specifixinc.com>
7055 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
7058 2005-02-01 Eric Christopher <echristo@redhat.com>
7060 * config/mips/mips.c (override_options): Warn if -mint64
7062 * doc/invoke.texi (MIPS Options): Document that -mint64 is
7065 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
7067 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
7069 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
7070 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
7071 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
7072 (cached_regno): Initialize to INVALID_REGNUM.
7073 (cse_reg_info_table_size,
7074 cse_reg_info_table_first_uninitialized,
7075 cse_reg_info_timestamp): New.
7076 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
7078 (init_cse_reg_info, get_cse_reg_info_1): New.
7079 (get_cse_reg_info): Cache the last look-up.
7080 (new_basic_block): Update the code to clear mappings from
7081 registers to cse_reg_info entries.
7082 (cse_main): Call init_cse_reg_info.
7084 * cse.c (get_cse_reg_info): Update a comment.
7086 2005-01-31 Steven Bosscher <stevenb@suse.de>
7089 * c-decl.c (start_decl): Do not warn about arrays of elements with
7090 an incomplete type here.
7091 (grokdeclarator): Do it here by making a pedwarn an error.
7092 * c-typeck.c (push_init_level): If there were previous errors with
7093 the constructor type, do not warn about braces for initializers.
7094 (process_init_element): Likewise for excess initializer elements.
7096 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
7098 * cse.c (delete_trivially_dead_insn): Don't iterate.
7100 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
7102 * config/rs6000/rs6000.md (copysignsf3): New expand.
7103 (copysigndf3): Likewise.
7105 2005-01-31 Steven Bosscher <stevenb@suse.de>
7107 * recog.c (constrain_operands): Only look for earlyclobber operand
7108 conflicts if an '&' constraint was seen.
7110 2005-01-31 Marc Espie <espie@openbsd.org>
7112 * config.gcc: Don't include embedded systems fragment, switches default
7113 debugging format to ELF.
7114 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
7115 longer pick it up there.
7117 2005-01-31 Dale Johannesen <dalej@apple.com>
7119 * doc/extend.texi (nested functions): Fix linkage description.
7120 Clarify that static is not allowed.
7122 2005-01-31 Dale Johannesen <dalej@apple.com>
7124 * config/rs6000/darwin.md (movsf_low_di): Make work.
7125 (movdf_low_di): Make work.
7127 2005-01-31 Dale Johannesen <dalej@apple.com>
7129 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
7130 Make work for 64 bit.
7132 2005-01-31 Roger Sayle <roger@eyesopen.com>
7133 Dale Johannesen <dalej@apple.com>
7136 * fold-const.c (fold_binary_op_with_conditional_arg):
7137 Make types match original operands, before STRIP_NOPS.
7139 2005-01-31 Alan Modra <amodra@bigpond.net.au>
7141 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
7142 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
7143 (struct gcc_sigcontext): Delete. Merge contents to..
7144 (struct gcc_ucontext): ..here.
7145 (get_sigcontext): Delete.
7146 (get_regs): New function, like get_sigcontext but return regs ptr.
7147 64-bit version finds regs from r1 to support vdso.
7148 (ppc_linux_aux_vector): New function.
7149 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
7152 2005-01-31 Ira Rosen <irar@il.ibm.com>
7154 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
7156 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
7157 redundant fold. Fix misalignment for MINUS_EXPR.
7158 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
7159 (vect_analyze_pointer_ref_access): Likewise.
7160 (vect_get_memtag_and_dr): Likewise.
7162 2005-01-31 Richard Henderson <rth@redhat.com>
7164 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
7165 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
7166 absnegdf2_i387, absnegxf2_i387): Likewise.
7168 2005-01-31 Richard Henderson <rth@redhat.com>
7171 * optabs.c (expand_copysign_absneg): New.
7172 (expand_copysign_bit): Split out from ...
7173 (expand_copysign): ... here. Use expand_copysign_absneg.
7175 2005-01-30 Roger Sayle <roger@eyesopen.com>
7178 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
7179 constant as the second operand and a register as the third.
7181 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
7184 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
7185 that dllimport'd functions do not use all call-clobbered registers
7188 2005-01-30 Richard Henderson <rth@redhat.com>
7191 * optabs.c (expand_absneg_bit): Split out from expand_unop and
7192 expand_abs_nojump and generalize. Use operand_subword and
7193 emit_no_conflict_block. Support large modes.
7194 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
7196 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
7197 negation to subtraction.
7198 (expand_copysign): Check that the format has signed zeros.
7199 Use operand_subword and emit_no_conflict_block. Support large modes.
7201 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
7203 Fix PR tree-optimization/19624
7205 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
7206 * tree-ssa-pre.c: Add cfgloop.h.
7208 (pre_stats): New member, constified.
7209 (inserted_exprs): New static variable.
7210 (NECESSARY): New macro.
7211 (create_expression_by_pieces): Fold the expression, and
7212 mark it as defaulting to not necessary. Also put in
7214 (fully_constant_expression): New function.
7215 (insert_into_preds_of_block): Modify to not insert phis when we
7216 are playing with induction variables.
7217 Push phis onto the inserted_exprs vector, and mark them as not
7218 necessary by default.
7219 (insert_aux): Call fully_constant_expression on eprime.
7220 If all edges produce the same value, mark it constant.
7221 (mark_operand_necessary): New function.
7222 (remove_dead_inserted_code): New function.
7223 (init_pre): Init loop optimizer to get loop info.
7224 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
7225 (execute_pre): Commit edge inserts, then remove dead code.
7227 2005-01-30 Richard Henderson <rth@redhat.com>
7229 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
7230 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
7232 2005-01-30 Richard Henderson <rth@redhat.com>
7235 * config/i386/i386.c (ix86_expand_copysign): New.
7236 (ix86_split_copysign_const): New.
7237 (ix86_split_copysign_var): Rename from ix86_split_copysign,
7238 rearrange op1/nmask operands.
7239 * config/i386/i386-protos.h: Update.
7240 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
7241 (copysigndf3): Likewise.
7242 (copysignsf3_const, copysigndf3_const): New.
7243 (copysignsf3_var): Rename from copysignsf3, split out splitter
7244 and fix split predicate for X constraint.
7245 (copysigndf3_var): Similarly.
7247 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
7249 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
7250 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
7251 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
7253 2005-01-29 Richard Henderson <rth@redhat.com>
7256 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
7257 of # and * in constraints.
7259 2005-01-29 Richard Henderson <rth@redhat.com>
7262 * expr.c (store_field): Don't strip sub-mode cast when the input
7263 data is even smaller.
7265 2005-01-29 Richard Henderson <rth@redhat.com>
7268 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
7271 2005-01-29 Richard Henderson <rth@redhat.com>
7273 * combine.c (make_field_assignment): Fix argument order
7276 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
7278 PR tree-optimization/15791
7279 * fold-const.c (extract_array_ref): New function.
7280 (fold): Fold comparisons between &a[i] and &a[j] or
7281 semantically equivalent trees.
7283 2005-01-29 Jeff Law <law@redhat.com>
7285 * gcse.c (insert_expr_in_table): Revamp handling of available
7286 and anticipatable occurrence lists to avoid unnecessary list
7288 (insert_set_in_table): Similarly.
7290 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
7292 * c-common.c (fix_string_type): Just use c_build_qualified_type to
7294 (c_build_qualified_type): Build qualified array types with
7295 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
7296 * c-decl.c (c_make_fname_decl): Build unqualified array type
7297 before qualified type.
7298 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
7299 type is qualified, not just if type itself is. Don't apply
7300 qualifiers to array type when declarator is processed. Apply
7301 qualifiers to field type whether or not it is an array type.
7302 Don't handle array types specially for applying qualifiers to
7304 * c-typeck.c (composite_type): Build unqualified element type and
7305 array type when forming composite of array types.
7306 (common_pointer_type, comptypes, comp_target_types,
7307 type_lists_compatible_p, build_indirect_ref, build_array_ref,
7308 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
7310 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
7311 (args2) in variables a1 and a2.
7313 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
7315 * cse.c (n_elements_made, max_elements_made): Remove.
7316 (insert): Don't touch n_elements_made.
7317 (cse_main): Don't touch n_elements_made or max_elements_made.
7319 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
7322 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
7323 configuration part of dp-bit.c to be lost.
7325 2005-01-28 Roger Sayle <roger@eyesopen.com>
7327 * expmed.c (expand_mult_highpart_optab): When attempting to use
7328 a non-widening multiplication in a wider mode, the operands need
7329 to be converted (zero or sign extended) to that mode.
7331 2005-01-28 Ian Lance Taylor <ian@airs.com>
7335 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
7336 through if both operands fall through.
7338 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7340 * cse.c (fold_rtx) <PC>: Don't optimize.
7342 2005-01-28 Jeff Law <law@redhat.com>
7344 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
7345 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
7347 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7349 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
7350 cse_reg_info_used_list_end): Remove.
7351 (cse_reg_info_list, cse_reg_info_list_free): New.
7352 (get_cse_reg_info): When allocating an instance of
7353 cse_reg_info, add it to the beginning of the cse_reg_info_list
7354 list. Remove code to maintain cse_reg_info_used_list.
7355 (new_basic_block): Reset the free list to the beginning of
7358 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
7360 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
7361 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
7362 (frv_expand_mdpackh_builtin): New function.
7363 (frv_expand_builtin): Use it to expand __MDPACKH.
7364 * doc/extend.texi (__MDPACKH): Update documentation.
7366 2005-01-28 Uros Bizjak <uros@kss-loka.si>
7368 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
7369 SSE_FLOAT_MODE_P for use_sse computation.
7371 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
7374 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
7376 2005-01-27 Richard Henderson <rth@redhat.com>
7378 * builtins.c (expand_builtin_copysign): New.
7379 (expand_builtin): Call it.
7380 * genopinit.c (optabs): Add copysign_optab.
7381 * optabs.c (init_optabs): Initialize it.
7382 (expand_copysign): New.
7383 * optabs.h (OTI_copysign, copysign_optab): New.
7384 (expand_copysign): Declare.
7386 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
7387 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
7389 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
7390 (ix86_expand_fp_absneg_operator): ... here.
7391 (ix86_split_copysign): New.
7392 * config/i386/i386-protos.h: Update.
7393 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
7394 (copysignsf3, copysigndf3): New.
7396 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
7397 (copysignsf3, ncopysignsf3): New.
7398 (copysigndf3, ncopysigndf3): New.
7399 (copysignxf3, ncopysignxf3): New.
7400 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
7402 2005-01-27 Arend Bayer <arend.bayer@web.de>
7403 Kazu Hirata <kazu@cs.umass.edu>
7405 * cse.c: (find_best_addr): Don't call copy_rtx before calling
7406 fold_rtx. Save cost recomputation if fold_rtx did nothing.
7407 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
7410 2005-01-27 Jeff Law <law@redhat.com>
7412 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
7413 definitions of SSA_NAMEs which are not being rewritten.
7414 (rewrite_ssa_into_ssa): Only initialize the current definition
7415 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
7416 If checking is enabled, assert that SSA_NAME_AUX is clear for all
7417 SSA_NAMEs before returning.
7419 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
7421 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
7422 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
7423 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
7424 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
7425 config/mips/iris6.h, config/sh/sh.c: Update copyright.
7427 2005-01-27 Steven Bosscher <stevenb@suse.de>
7430 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
7431 higher to -O2 and higher. Likewise for tree PRE.
7432 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
7435 2005-01-27 Ian Lance Taylor <ian@airs.com>
7438 * gimple-low.c (try_catch_may_fallthru): New static function.
7439 (block_may_fallthru): Handle TRY_CATCH_EXPR.
7440 * tree-inline.c (expand_call_inline): Don't warn about reaching
7441 the end of a non-void function being inlined if the function uses
7444 2005-01-27 Jakub Jelinek <jakub@redhat.com>
7446 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
7449 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
7450 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
7451 (implicitly_declare): Handle error_mark_node.
7453 2005-01-27 Richard Henderson <rth@redhat.com>
7456 * tree.h (struct tree_decl): Add debug_expr_is_from.
7457 (DECL_DEBUG_EXPR_IS_FROM): New.
7458 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
7459 * dwarf2out.c (dwarf2out_var_location): Update to match.
7460 * tree-outof-ssa.c (create_temp): Likewise.
7461 * var-tracking.c (track_expr_p): Likewise.
7462 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
7463 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
7464 * toplev.c (default_tree_printer): Likewise.
7466 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
7468 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
7469 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
7471 2005-01-27 Steven Bosscher <stevenb@suse.de>
7473 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
7474 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
7475 ASM_CLOBBERS): Add tree checks.
7477 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
7478 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
7479 * c-common.def (SWITCH_STMT): Update to match.
7480 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
7481 macros instead of SWITCH_EXPR ones.
7482 * c-dump.c (c_dump_tree): Likewise.
7483 * c-gimplify.c (gimplify_switch_stmt): Likewise.
7484 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
7486 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
7488 2005-01-27 Alan Modra <amodra@bigpond.net.au>
7490 * unwind-dw2.c (execute_stack_op): Add missing cases for
7491 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
7493 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
7495 * config.gcc (Obsolete configurations): Remove 'dummy', add
7496 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
7499 2005-01-26 Diego Novillo <dnovillo@redhat.com>
7501 PR tree-optimization/19633
7502 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
7504 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
7505 are no call-clobbered variables.
7506 * tree-outof-ssa.c (check_replaceable): Return false for calls
7509 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
7511 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
7512 even for variables with NULL DECL_INITIAL.
7514 2005-01-26 Stuart Hastings <stuart@apple.com>
7516 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
7518 2005-01-26 Richard Henderson <rth@redhat.com>
7521 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7523 * expr.c (store_field): Strip conversions to odd-bit-sized types
7524 if the destination field width matches.
7526 2005-01-26 Richard Henderson <rth@redhat.com>
7528 * c-decl.c, expmed.c, expr.c: Revert last change.
7530 2005-01-26 Richard Henderson <rth@redhat.com>
7533 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7535 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
7536 if we don't need the bits above those present in the current mode.
7537 * expr.c (store_field): Strip conversions to odd-bit-sized types
7538 if the destination field width matches.
7540 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
7542 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
7543 either -ffast-math or -funsafe-math-optimizations is in use.
7545 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
7549 * config/avr/avr.c (notice_update_cc): Only set condition code for
7550 ashrqi3 if shift count > 0.
7551 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
7552 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
7553 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
7554 count <= 0 as a no-op, and shift count >= width by copying zero
7555 or sign bit to all bits of the result.
7556 * config/avr/avr.md (all shifts): Add alternatives for zero shift
7557 count, with attribute "length" set to 0 and "cc" set to "none".
7559 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7561 * doc/invoke.texi: Document -mTLS.
7563 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
7564 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
7565 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
7566 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
7567 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
7568 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
7569 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
7570 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
7572 * configure.ac: Check for a TLS capable gas.
7574 * configure: Regenerate.
7576 2005-01-26 Richard Henderson <rth@redhat.com>
7579 * combine.c (make_field_assignment): Simplify store to zero_extract
7580 from a source with an overlapping mask.
7582 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7584 2004-11-11 Eric Christopher <echristo@redhat.com>
7586 * config/frv/frv.md: Add fr400_integer automaton. Don't
7587 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
7590 2005-01-26 Steven Bosscher <stevenb@suse.de>
7593 * cfgbuild.c (make_edges): Do not clear or set
7594 current_function_has_computed_jump.
7595 * function.h (struct function): Remove the has_computed_jump field.
7596 (current_function_has_computed_jump): Do not define.
7597 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
7598 in a computed jump. Ignore current_function_has_computed_jump.
7600 2005-01-26 Richard Henderson <rth@redhat.com>
7603 * expr.c (categorize_ctor_elements): New argument p_must_clear.
7604 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
7606 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
7607 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
7608 objects into static storage if they have more than one non-zero value.
7609 * tree.h (categorize_ctor_elements): Update decl.
7611 2005-01-26 Steven Bosscher <stevenb@suse.de>
7614 * tree.h (CALL_EXPR_TAILCALL): Add comment.
7615 * calls.c (check_sibcall_argument_overlap_1): Revert the change
7616 to this function from 2004-07-10.
7617 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
7618 the current function for tail call optimizations if the address
7619 of one of it its arguments is taken.
7621 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
7623 * cse.c (fold_rtx): Call equiv_constant only when necessary.
7625 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
7627 * function.c (expand_function_end): If current_function_calls_alloca,
7628 emit stack restore in a place that is reached when the function falls
7631 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
7633 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
7634 rule to avoid matching inappropriate suffix rule.
7636 2005-01-26 Jan Hubicka <jh@suse.cz>
7638 PR tree-optimization/19241
7639 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
7641 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
7643 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
7644 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
7646 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
7647 <sim*>: Always use crt1.o, regardless of N in simN.
7648 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
7649 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
7650 (CRT_CALL_STATIC_FUNCTION): Remove.
7651 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
7652 use crt1.o, regardless of N in simN.
7653 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
7654 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
7655 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
7656 case isystem setting.
7657 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
7659 2005-01-25 Ian Lance Taylor <ian@airs.com>
7661 * gimple-low.c (block_may_fallthru): Correct handling of
7662 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
7664 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
7666 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
7667 handlers to match indentation; nested under the mtune=* handler.
7668 Similar for mcpu= and march=.
7670 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
7672 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
7673 * config/mips/linux64.h (LIB_SPEC): Likewise.
7674 * config/mn10300/linux.h (LIB_SPEC): Likewise.
7675 * config/sh/linux.h (LIB_SPEC): Likewise.
7677 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
7679 * config/frv/frv.c (frv_legitimize_tls_address): New.
7680 (TARGET_HAVE_TLS): Define.
7681 (FRV_SYMBOL_REF_TLS_P): Define.
7682 (frv_override_options): Handle new register classes.
7683 (frv_legitimate_address_p): Reject tls addresses.
7684 (frv_legitimize_address): Handle TLS addresses.
7685 (gen_inlined_tls_plt): New.
7687 (frv_legitimize_tls_address): New.
7688 (unspec_got_name): Add TLS entries.
7689 (got12_operand): Add R_FRV_TLSMOFF12 case.
7690 (frv_emit_move): Fixup TLS addresses.
7691 (frv_emit_movsi): Legitimize TLS addresses.
7693 * config/frv/frv.h (MASK_BIG_TLS): New.
7694 (TARGET_BIG_TLS): New.
7695 (HAVE_AS_TLS): Define.
7696 (TARGET_SWITCHES): Add -mTLS and -mtls options.
7697 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
7698 (REG_CLASS_NAMES): Same.
7699 (REG_CLASS_CONTENTS): Same.
7700 (CONSTRAINT_LEN): New.
7701 (REG_CLASS_FROM_CONSTRAINT): New.
7702 (PREDICATE_CODES): Add symbolic_operand.
7704 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
7705 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
7706 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
7707 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
7708 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
7709 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
7710 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
7711 GR9_REG, GR14_REG, LRREG.
7712 (type): Add load_or_call attribute.
7713 ("load_or_call"): New reservation.
7714 ("call_gettlsoff"): New.
7715 ("tls_indirect_call"): New.
7716 ("tls_load_gottlsoff12"): New.
7717 ("tlsoff_hilo"): New.
7718 ("tls_tlsdesc_ldd"): New.
7719 ("tls_tlsoff_ld"): New.
7722 * config/frv/frv-protos.h (symbolic_operand): Protoize.
7724 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
7726 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
7727 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
7728 * config/frv/frv.c (TLS_BIAS): Define.
7729 (frv_output_dwarf_dtprel): New.
7731 2005-01-26 Jakub Jelinek <jakub@redhat.com>
7733 PR rtl-optimization/19579
7734 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
7735 both A and B, see if they don't clobber registers the other expr uses.
7737 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
7739 * real.c (do_add): Initialize signalling and canonical members.
7741 * real.c (real_from_integer): Zero out destination.
7743 2005-01-18 Jan Hubicka <jh@suse.cz>
7745 PR tree-optimize/19337
7746 * tree-inline.c (initialize_inlined_parameters): Copy
7747 saved_static_chain_decl only.
7749 2005-01-25 Richard Henderson <rth@redhat.com>
7753 * config/i386/i386.c (x86_inter_unit_moves): Zero.
7754 (ix86_preferred_reload_class): Rewrite fp-constant section, with
7755 80387 enabled, to return a proper subclass. Return the subset that
7756 overlaps with GENERAL_REGS for PLUS.
7757 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
7759 2005-01-25 Richard Henderson <rth@redhat.com>
7762 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
7764 2005-01-25 Roger Sayle <roger@eyesopen.com>
7766 * expmed.c (choose_multiplier): Change interface to return the
7767 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
7768 (expand_divmod): Update calls to choose_multiplier.
7770 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7773 * expmed.c (extract_bit_field): Use adjust_address instead of
7774 gen_lowpart when op0 is a MEM.
7776 2005-01-24 Steven Bosscher <stevenb@suse.de>
7778 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
7780 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
7782 * config/mips/irix-csr.c: New file.
7783 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
7784 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
7785 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7788 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
7791 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
7792 sparc/elf.h, add sparc/sp-elf.h.
7793 (sparc-*-rtems*): Likewise.
7794 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
7795 tm-dwarf2.h, add sparc/sp-elf.h.
7796 (sparc86x-*-elf): Likewise.
7797 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
7798 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
7799 TARGET_OS_CPP_BUILTINS.
7800 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7801 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7803 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
7804 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
7805 (SWITCH_TAKES_ARG): Likewise.
7806 (LOCAL_LABEL_PREFIX): Likewise.
7807 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
7808 (TARGET_N_FORMAT_TYPES): Delete.
7809 (TARGET_FORMAT_TYPES): Likewise.
7810 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
7811 * config/sparc/elf.h: Delete.
7812 * config/sparc/sp-elf.h: New file.
7814 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7816 * tree-flow-inline.h (phi_arg_from_edge): Remove.
7817 * tree-flow.h: Remove the corresponding prototype.
7818 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
7819 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
7821 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7824 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
7825 for AIX ABI or ELF -fPIC.
7826 (rs6000_emit_load_toc_table): Don't create toc_section here.
7827 (rs6000_xcoff_file_start): Nor here.
7829 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
7831 * sh.c (ra.h): Don't #include.
7832 (hard_regs_intersect_p): New function, resurrected from ra.c.
7834 * sh.c: Fix 1996 Copyright.
7836 2005-01-24 Richard Henderson <rth@redhat.com>
7837 Aldy Hernandez <aldyh@redhat.com>
7839 * regrename.c (note_sets): Handle subregs.
7841 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
7844 * genconditions.c (write_header, write_conditions): Elide file if
7847 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7849 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
7850 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
7853 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7855 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
7856 expand_builtin_printf, expand_builtin_fprintf,
7857 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
7858 checking against POINTER_TYPE.
7859 (validate_arglist): Handle POINTER_TYPE code by checking
7862 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
7864 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
7866 (for_each_rtx): Call for_each_rtx_1.
7867 * rtl.h (init_rtlanal): Declare.
7868 * toplev.c (backend_init): Call init_rtlanal.
7870 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7872 * flow.c (propagate_one_insn): Formatting.
7875 * flow.c (libcall_dead_p): Be more conservative if unsure.
7876 If there are any instructions between insn and call, see if they are
7877 all dead before saying the libcall is dead.
7879 2005-01-24 Uros Bizjak <uros@kss-loka.si>
7881 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
7882 operand constraint for operand 0.
7884 2005-01-23 Richard Henderson <rth@redhat.com>
7887 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
7888 edges leading to join block.
7890 2005-01-23 Roger Sayle <roger@eyesopen.com>
7892 * expmed.c (expand_mult_highpart): Make static. Change type of
7893 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
7894 (expand_divmod): Updates calls to expand_mult_highpart by using
7895 gen_int_mode to pass a CONST_INT rtx.
7896 * rtl.h (expand_mult_highpart): Remove prototype.
7898 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7900 * flow.c (regset_bytes, regset_size): Remove.
7902 * cfganal.c: Fix a reference to Harvey's paper.
7904 2005-01-23 Steven Bosscher <stevenb@suse.de>
7906 PR rtl-optimization/19464
7907 * tree-optimize.c (init_tree_optimization_passes): Add one more
7908 copyrename pass just before out-of-ssa.
7910 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
7913 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
7914 * ggc-none.c (ggc_free): Define.
7916 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7918 * cse.c (max_reg, max_insn_uid): Remove.
7919 (cse_main): Don't access max_reg or max_insn_uid.
7921 * c-common.c (explicit_flag_signed_bitfields,
7922 lang_statement_code_p, lang_expand_function_end): Remove.
7923 * c-common.h: Remove the corresponding declarations.
7924 * c-opts.c (c_common_handle_option): Remove all write access
7925 to explicit_flag_signed_bitfields.
7927 * cgraph.c (cgraph_varpool_n_nodes): Remove.
7928 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
7929 * cgraph.h: Remove the corresponding declaration.
7931 * gcse.c (null_pointer_info): Remove.
7933 2005-01-23 Roger Sayle <roger@eyesopen.com>
7934 Eric Botcazou <ebotcazou@libertysurf.fr>
7936 * combine.c (simplify_logical): Only simplify logical expressions
7937 of the form ior(and(x,y),z) by the inverse distributive law if the
7938 result is cheaper than the original.
7940 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7942 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
7943 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
7944 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
7945 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
7946 config/freebsd-spec.h, config/arm/arm.h,
7947 config/h8300/h8300.md, config/i386/i386.md,
7948 config/i386/predicates.md, config/i386/sse.md,
7949 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
7950 config/vax/vax.md: Fix comment typos. Follow spelling
7953 2005-01-23 Steven Bosscher <stevenb@suse.de>
7955 * gengtype.c (walk_type): Produce `not equal to' compares for loop
7956 tests, instead of `less than'.
7958 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
7960 * function.c (assign_parm_setup_block): When creating a new stack slot
7961 for a parameter, get its alignment from the parameter's DECL_ALIGN
7962 rather than the type's TYPE_ALIGN. Make sure that the parameter
7963 is at least word aligned.
7965 2005-01-22 Roger Sayle <roger@eyesopen.com>
7968 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
7970 2005-01-22 Richard Henderson <rth@redhat.com>
7973 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
7974 in both compare operands.
7975 (movdfcc_1_sse_max): Likewise.
7976 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
7977 (movdfcc_1_sse): Likewise.
7978 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
7979 scratch register as needed.
7981 2005-01-22 Richard Henderson <rth@redhat.com>
7983 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
7985 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
7987 2005-01-22 Richard Henderson <rth@redhat.com>
7989 * genopinit.c (optabs): Use smin/smax for floating point too.
7990 * doc/md.texi: Update to match. Clarify that floating point
7991 results are undefined for +0/-0 and NaN.
7992 * doc/rtl.texi: Likewise.
7993 * rtl.def (SMIN, SMAX): Likewise
7994 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
7996 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
7997 leading 's' to the name.
7998 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
7999 smaxxf3, sminxf3): Likewise.
8000 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
8003 2005-01-22 Paul Brook <paul@codesourcery.com>
8005 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
8007 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
8009 * config/s390/s390.c (struct processor_costs): New fields
8010 dlgr, dlr, dr, dsgfr, dsgr.
8011 (z900_cost, z990_cost): Values for new fields.
8012 (s390_rtx_costs): New cases MEM und COMPARE in switch
8013 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
8014 DIV, MOD, UDIV, UMOD.
8016 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
8018 * config/s390/s390.md ("doloop_si64"): Reload input value directly
8019 into the register being decremented.
8020 ("doloop_si31", "doloop_di"): Likewise.
8021 ("*doloop_si_long"): Adapt pattern.
8023 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
8025 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
8027 (CLASS_MAX_NREGS): Likewise.
8029 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
8031 * doc/tree-ssa.texi (Statement Operands): Add example for new
8032 must-def macro. Note deprecation of old operands interface.
8034 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
8036 PR tree-optimization/19484
8037 * tree-cfg.c (remove_fallthru_edge): New function.
8038 (cleanup_control_flow): Remove fallthru edges from calls that are
8039 now known not to return.
8041 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8043 Fix PR tree-optimization/19038
8044 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
8045 copies with loop variant ones.
8047 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
8049 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
8050 config/alpha/alpha-protos.h, config/alpha/alpha.h,
8051 config/alpha/alpha.md, config/alpha/predicates.md,
8052 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
8053 config/sparc/sol2.h: Update copyright.
8055 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
8056 first label to see if it is a nonlocal label.
8058 2005-01-22 David Edelsohn <edelsohn@gnu.org>
8059 Andrew Pinski <pinskia@physics.uc.edu>
8062 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
8063 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
8065 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
8067 * config/rs6000/rtems.h: Update copyright.
8069 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
8072 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
8073 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
8074 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
8076 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8079 * c-typeck.c (convert_arguments): Check for error_mark_node.
8081 2005-01-21 Ian Lance Taylor <ian@airs.com>
8083 PR tree-optimization/13000
8084 * tree-inline.c: Include "tree-flow.h".
8085 (expand_call_inline): If warn_return_type, warn if non-void inline
8086 function falls through.
8087 * tree-cfg.c (execute_warn_function_return): Don't warn about
8088 control reaching end if TREE_NO_WARNING is set. Set
8090 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
8092 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
8093 branch if we don't need one.
8094 * c-typeck.c: Include "tree-flow.h"
8095 (c_finish_bc_stmt): Don't add a goto if the current statement
8096 list doesn't fall through to the current point.
8098 2005-01-21 Roger Sayle <roger@eyesopen.com>
8100 PR rtl-optimization/576
8101 * real.c (real_arithmetic): Change return type from void to bool
8102 to return an indication that the result may be inexact.
8103 * real.h (real_arithmeric): Update prototype.
8104 * fold-const.c (const_binop): Don't constant fold floating
8105 point expressions when the user specifies -frounding-math and
8106 the result may depend upon the run-time rounding mode.
8107 (fold_convert_const_real_from_real): Clean-up.
8108 (fold_initializer): Ignore flag_rounding_math for initializers.
8109 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
8110 constant fold FP operations with flag_rounding_math if the
8111 result may depend upon the run-time rounding mode.
8113 2005-01-21 Tom Tromey <tromey@redhat.com>
8115 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
8117 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
8119 * tree-cfg.c: Fix comment typos.
8121 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
8123 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
8124 around the call to rest_of_handle_branch_target_load_optimize.
8126 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8128 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
8129 (sparc64-*-openbsd*): Likewise.
8130 (sparclite-*-elf*): Include tm-dwarf2.h.
8131 (sparc86x-*-elf*): Likewise.
8132 (sparc64-*-elf*): Likewise.
8133 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
8134 (DBX_DEBUGGING_INFO): Likewise.
8135 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
8136 (PREFERRED_DEBUGGING_TYPE): Likewise.
8137 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
8138 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
8139 (PREFERRED_DEBUGGING_TYPE): Likewise.
8140 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
8141 (PREFERRED_DEBUGGING_TYPE): Likewise.
8142 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
8144 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
8147 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
8149 2005-01-20 Paul Brook <paul@codesourcery.com>
8151 * doc/rtl.texi: Document value extension requirements for CONST_INT.
8153 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8155 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
8156 label is first in a sequence of labels.
8158 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
8160 2005-01-20 Janis Johnson <janis187@us.ibm.com>
8161 Giovanni Bajo <giovannibajo@gcc.gnu.org>
8163 * doc/sourcebuild.texi (Test Directives): New.
8165 2005-01-20 Roger Sayle <roger@eyesopen.com>
8167 * real.c (real_floor): Don't leave the result uninitialized when
8168 mode is VOIDMode, but return the unrounded intermediate value.
8169 (real_ceil): Likewise.
8171 2005-01-20 Paul Brook <paul@codesourcery.com>
8173 * config/arm/arm.md (insv): Use gen_int_mode.
8175 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
8177 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
8178 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8179 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8180 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8181 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8183 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8186 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
8187 fbreg, so we have to assume we can't.
8188 (loc_descriptor_from_tree_1): Ditto.
8189 (containing_function_has_frame_base): New function.
8190 (add_location_or_const_value_attribute): Use it.
8191 Also try to generate a frame_base from a single element location
8194 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8196 PR tree-optimization/15349
8197 * timevar.def (TV_TREE_MERGE_PHI): New.
8198 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
8200 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
8201 calls to tree_forwarder_block_p.
8202 (remove_forwarder_block_with_phi, merge_phi_nodes,
8203 gate_merge_phi, pass_merge_phi): New.
8204 * tree-optimize.c (init_tree_optimization_passes): Add
8206 * tree-pass.h: Add an extern for pass_merge_phi;
8208 2005-01-20 Richard Henderson <rth@redhat.com>
8211 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
8212 (_mm_castps_pd, _mm_castps_si128): New.
8213 (_mm_castsi128_ps, _mm_castsi128_pd): New.
8215 2005-01-20 Richard Henderson <rth@redhat.com>
8218 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
8219 __builtin_ia32_vec_init_v2si.
8220 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
8221 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
8222 (ix86_init_mmx_sse_builtins): Create it.
8223 (ix86_expand_builtin): Expand it.
8224 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
8225 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
8226 (vec_extractv2si_0, vec_extractv2si_1): New.
8228 2005-01-20 Richard Henderson <rth@redhat.com>
8231 * config/i386/i386.c (ix86_expand_push): New.
8232 * config/i386/mmx.md (push<MMXMODE>1): New.
8233 * config/i386/sse.md (push<SSEMODE>1): New.
8234 * config/i386/i386-protos.h: Update.
8236 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8238 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
8241 2005-01-20 Richard Henderson <rth@redhat.com>
8243 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
8244 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
8246 2005-01-19 Richard Henderson <rth@redhat.com>
8249 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
8250 to V4SFmode in SSE1 fallback load path.
8252 2005-01-19 Richard Henderson <rth@redhat.com>
8254 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
8255 in QImode expansion to ix86_expand_vector_set.
8256 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
8258 2005-01-19 Richard Henderson <rth@redhat.com>
8261 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
8262 subclass of the input class.
8263 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
8264 Always true for cross-SSE1 classes. Rationalize conditionals.
8265 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
8266 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
8267 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
8268 (movdi_2): Add MMX/SSE zeros.
8269 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
8270 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
8271 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8272 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
8273 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
8274 (zero_extendsidi2_rex64_1): Remove.
8275 (MOV0 peephole): Check GENERAL_REG_P.
8277 2005-01-19 Richard Henderson <rth@redhat.com>
8280 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
8282 (ix86_expand_vector_extract): Likewise.
8284 2005-01-19 Richard Henderson <rth@redhat.com>
8287 * expr.c (emit_move_change_mode): New argument force; use
8288 simplify_gen_subreg if true.
8289 (emit_move_via_alt_mode): Merge into ...
8290 (emit_move_via_integer): ... here.
8291 (emit_move_ccmode): Use emit_move_change_mode directly.
8293 2005-01-19 Richard Henderson <rth@redhat.com>
8296 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
8297 (alpha_preferred_reload_class): Handle CONST_VECTOR.
8298 (alpha_emit_set_const_1): Add no_output parameter; don't emit
8300 (alpha_emit_set_const): Likewise. Make static.
8301 (alpha_emit_set_long_const): Make static.
8302 (alpha_extract_integer): Split out from alpha_expand_mov.
8303 (alpha_split_const_mov): Likewise.
8304 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
8305 (alpha_legitimate_constant_p): New.
8306 * config/alpha/alpha-protos.h: Update.
8307 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
8308 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
8309 * config/alpha/alpha.md (movsi): Add n alternative.
8310 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
8311 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
8312 (splitters for all of the above): Use alpha_split_const_mov.
8313 * config/alpha/predicates.md (non_add_const_operand): New.
8314 (non_zero_const_operand): New.
8315 (input_operand): Use alpha_legitimate_constant_p after reload.
8317 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8319 PR tree-optimization/19038
8320 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
8321 (add_candidate): Add ivs with increment in latch only if
8322 allow_ip_end_pos_p is true.
8323 (determine_iv_cost): Use empty_block_p.
8325 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
8327 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
8328 (compute_dominance_frontiers): Ditto.
8330 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
8333 * config/sh/t-rtems: New.
8334 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
8336 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8338 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
8339 the offset of the selected field.
8341 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
8343 * tree-cfg.c (remove_forwarder_block): Fix the check to
8344 prevent a nonlocal label from appearing in the middle of a
8347 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
8349 PR rtl-optimization/19462
8350 * reorg.c (find_end_label): Create return insn only if
8351 current_function_epilogue_delay_list is empty.
8353 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
8355 * doc/passes.texi: Remove paragraph mentioning new-ra.
8357 2005-01-19 Jakub Jelinek <jakub@redhat.com>
8359 PR rtl-optimization/15139
8360 * combine.c: Include params.h.
8361 (count_rtxs): New function.
8362 (record_value_for_reg): If replace_rtx would replace at least
8363 2 occurrences of REG in VALUE and TEM is really large, replace REG with
8364 (clobber (const_int 0)) instead of TEM.
8365 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
8366 * params.h (MAX_LAST_VALUE_RTL): New.
8367 * Makefile.in (combine.o): Depend on $(PARAMS_H).
8368 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
8371 * c-typeck.c (digest_init): Only call build_vector if all constructor
8372 elements are *_CST nodes.
8373 * gimplify.c (gimplify_init_constructor): Likewise.
8376 * c-typeck.c (digest_init): Only call build_vector if inside_init
8379 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
8381 * toplev.c (init_asm_output): Remove dead #ifdef.
8383 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
8385 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
8387 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8389 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
8390 accessing DECL_FUNCTION_CODE.
8391 * dojump.c (do_jump): Likewise.
8392 * gimplify.c (gimplify_call_expr): Likewise.
8393 * predict.c (expr_expected_value): Likewise.
8394 (strip_builtin_expect): Likewise.
8395 * tree-inline.c (estimate_num_insns_1): Likewise.
8396 * tree-ssa-loop-im.c (stmt_cost): Likewise
8397 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
8398 (tree_expr_nonnegative_p): Likewise.
8400 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8402 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
8403 variant of the load_pcrel_sym pattern.
8404 * config/sparc/sparc.md (P macro): Move to the top.
8405 (load_pcrel_sym): Macroize using P.
8406 (save_register_window): Likewise.
8408 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
8410 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
8413 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
8416 * c-typeck.c (build_asm_expr): Strip nops off
8417 input memory operands.
8419 2005-01-18 David Edelsohn <edelsohn@gnu.org>
8421 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
8422 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
8423 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
8424 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
8426 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
8429 * config/i386/i386.c (override_options): If the 80387 is disabled,
8430 then do not return FP values using FP registers.
8432 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
8434 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
8435 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
8436 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
8437 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
8438 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
8439 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
8440 output.h, postreload-gcse.c, postreload.c, recog.c,
8441 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
8442 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
8443 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
8444 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
8445 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
8446 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
8447 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
8448 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
8450 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
8451 config/alpha/alpha.c, config/arm/vfp.md,
8452 config/i386/emmintrin.h, config/i386/i386-modes.def,
8453 config/i386/i386-protos.h, config/i386/i386.h,
8454 config/i386/pmmintrin.h, config/i386/ppro.md,
8455 config/i386/predicates.md, config/i386/xmmintrin.h,
8456 config/i860/i860.c, config/ia64/ia64-modes.def,
8457 config/ia64/ia64-protos.h, config/ia64/ia64.h,
8458 config/ia64/ia64.md, config/ia64/itanium1.md,
8459 config/ia64/itanium2.md, config/ia64/predicates.md,
8460 config/iq2000/iq2000.h, config/mips/linux64.h,
8461 config/rs6000/aix41.h, config/rs6000/aix43.h,
8462 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
8463 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
8464 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
8465 config/sparc/linux64.h, config/sparc/litecoff.h,
8466 config/sparc/sp64-elf.h, config/sparc/sparc.c,
8467 config/sparc/sparc.h, config/sparc/sparc.md,
8468 config/sparc/sysv4-only.h: Update copyright.
8470 2005-01-18 Richard Henderson <rth@redhat.com>
8473 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
8475 2005-01-18 Marc Espie <espie@openbsd.org>
8476 * config/i386/openbsdelf.h: Typo.
8478 2005-01-18 Richard Henderson <rth@redhat.com>
8480 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
8481 special case for sse.
8482 * config/i386/predicates.md (sse_comparison_operator): Likewise.
8484 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
8486 * tree-inline.c (estimate_num_insns_1): Added cases for
8487 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
8489 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8491 PR rtl-optimization/19296
8492 * combine.c (simplify_comparison): Rewrite the condition under
8493 which a non-paradoxical SUBREG of a PLUS can be lifted when
8494 compared against a constant.
8496 2005-01-18 Andi Kleen <ak@muc.de>
8498 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
8499 * c.opt (-Wpointer-sign): Add.
8500 * doc/invoke.texi: (-Wpointer-sign): Add.
8502 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8504 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
8505 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
8506 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
8507 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
8508 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
8509 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
8510 for TARGET_MIX_SSE_I387.
8511 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
8512 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
8513 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
8514 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
8515 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
8516 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
8517 TARGET_MIX_SSE_I387.
8518 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
8521 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8524 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
8525 Add movaps alternative for xmm reg->reg move.
8527 2005-01-17 Jeff Law <law@redhat.com>
8529 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
8530 at the end of the main DOM loop rather than just before DOM exits.
8532 2005-01-17 Diego Novillo <dnovillo@redhat.com>
8534 PR tree-optimization/19121
8535 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
8536 adding aliases to a name tag, also add them to the pointer's
8538 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
8539 sensitive alias info at all. Only check that the two pointers
8540 have compatible pointed-to sets.
8541 * tree-ssa.c (verify_name_tags): Verify that the alias set of
8542 a pointer's type tag is a superset of the alias set of the
8545 2005-01-17 James E Wilson <wilson@specifixinc.com>
8548 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
8549 comment to document why.
8551 2005-01-17 Richard Henderson <rth@redhat.com>
8553 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
8554 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
8555 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
8556 sse2_vmsminv2df3_finite): New.
8557 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
8558 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
8559 Force op1 into register.
8561 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
8563 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
8564 bubblestrap from always rebuilding build directory.
8566 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
8568 * config/s390/s390.md ("*clc"): Remove incorrect '='.
8569 ("*cmpmem_short"): Likewise.
8571 2005-01-17 Steven Bosscher <stevenb@suse.de>
8573 * basic-block.h: Document BB_* flags.
8574 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
8575 use an sbitmap instead.
8576 * sched-rgn.c (compute_trg_info): Likewise.
8578 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
8580 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
8581 redundant target_cpu_default and extra_parts lines. Use the default
8583 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
8584 (SUBTARGET_EXTRA_SPECS): Delete.
8585 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
8586 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
8587 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
8588 and "n32" for -mabi=n32.
8590 2005-01-17 Ian Lance Taylor <ian@airs.com>
8593 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
8594 fold constant variables into initial values.
8596 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
8598 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
8600 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
8601 through the statements backward.
8603 2005-01-17 Ian Lance Taylor <ian@airs.com>
8605 PR middle-end/13127:
8606 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
8607 a variable set to the return value of the inlined function.
8609 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
8611 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
8612 when modes are tieable.
8614 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
8616 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
8617 of pthread_create to find out if threads are enabled.
8618 * gthr-posix95.h (__gthread_active_p): Likewise.
8620 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
8622 * common.opt (-fnew-ra): Remove.
8624 * toplev.h (flag_new_regalloc): Remove.
8625 * Makefile.in (ra*.*): Don't mention.
8626 * passes.c (rest_of_handle_new_regalloc): Remove.
8627 (rest_of_handle_combine, rest_of_compilation): Always consider
8628 flag_new_regalloc as false.
8629 * doc/invoke.texi: Don't document -fnew-ra.
8631 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
8633 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
8634 last parameter to reg_scan.
8635 * loop.c (loop_optimize): Likewise.
8636 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
8637 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
8638 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8639 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8640 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
8641 * regclass.c (reg_scan): Likewise, for the declaration.
8642 * rtl.h (reg_scan): Likewise, for the prototype.
8644 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
8646 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
8647 mark_dfs_back_edges.
8649 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
8651 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
8652 (compute_avail): Uses don't go in tmp_gen.
8654 2005-01-16 Steven Bosscher <stevenb@suse.de>
8656 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
8657 loop to look for a free slot in a page entry.
8659 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8662 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
8663 * toplev.c (compile_file): Call process_pending_assemble_output_defs
8664 just before targetm.asm_out.file_end.
8665 * tree.h (process_pending_assemble_output_defs): Declare.
8666 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
8668 (assemble_alias): Defer generation of assembly code for defines when
8669 TARGET_DEFERRED_OUTPUT_DEFS is true.
8670 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
8671 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
8672 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
8674 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8677 * pa.c (pa_scalar_mode_supported_p): New function.
8678 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
8679 * pa.h (MIN_UNITS_PER_WORD): Add comment.
8681 * pa-protos.h (prefetch_operand): Delete.
8682 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
8683 * pa.c (prefetch_operand): Delete.
8684 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
8685 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
8686 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
8687 and prefetch_nocc_operand.
8688 * pa.md (prefetch): Rework to avoid reload problems handling short
8689 displacements when a cache control completer needs to be provided.
8690 (prefetch_32, prefetch_64): Delete.
8691 (prefetch_cc, prefetch_nocc): New patterns.
8693 2005-01-15 David Edelsohn <edelsohn@gnu.org>
8695 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
8697 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8700 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
8701 exceeds maximum alignment for global common data.
8702 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
8703 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
8705 2004-01-15 Roger Sayle <roger@eyesopen.com>
8707 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
8709 2004-01-15 Roger Sayle <roger@eyesopen.com>
8711 * harg-reg-set.h (reg_class_names): Prototype global array.
8712 * regclass.c (reg_class_names): Declare here and initialize to
8714 (dump_regclass): Remove local declaration of reg_class_names.
8715 (regclass): Likewise.
8716 * cfg.c (dump_flow_info): Likewise.
8717 * ra-debug.c (reg_class_names): Likewise.
8718 * regrename.c (reg_class_names): Likewise.
8719 * reload.c (reg_class_names): Likewise.
8720 * reload1.c (spill_failure): Likewise.
8721 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
8723 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
8725 * config/s390/s390.md ("reload_outti"): Remove predicate for
8726 output operand. Abort if operand is not a MEM.
8727 ("reload_outdi", "reload_outdf"): Likewise.
8729 2005-01-15 Marc Espie <espie@openbsd.org>
8731 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
8732 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
8733 * config/openbsd.h: Fix C++ includes for native configurations.
8734 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
8735 Add trampoline support.
8736 * config/i386/openbsdelf.h: New.
8738 2005-01-15 Marc Espie <espie@openbsd.org>
8740 * collect2.c (main): Explicitly parse -dynamic-linker option.
8742 2005-01-15 Jakub Jelinek <jakub@redhat.com>
8744 PR tree-optimization/19060
8745 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
8746 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
8747 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
8748 and handle extract_range_from_cond returning false.
8749 * fold-const.c (fold): Optimize comparisons with min/max even for
8750 width > HOST_BITS_PER_WIDE_INT.
8752 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
8754 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
8755 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
8756 Remove little endian multilib variants.
8757 Add mips32 multilib variant.
8759 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
8761 * explow.c (copy_all_reg, stabilize): Remove.
8762 * expr.h: Remove the corresponding prototypes.
8764 * rtlanal.c (regs_set_between_p): Remove.
8765 * rtl.h: Remove the corresponding prototype.
8767 2005-01-14 David Edelsohn <edelsohn@gnu.org>
8769 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
8770 to rs6000_nonimmediate_operand.
8771 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
8772 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
8773 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
8774 rs6000_nonimmediate_operand.
8775 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
8776 rs6000_nonimmediate_operand.
8778 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
8780 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
8782 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8784 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
8786 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
8787 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
8789 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
8790 (rs6k_nonimmediate_operand): New.
8791 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
8793 (legitimate_lo_sum_address_p): Same.
8794 (rs6000_legitimize_address): Same.
8795 (rs6000_legitimize_reload_address): Same.
8796 (rs6000_legitimate_address): Same.
8797 (spe_build_register_parallel): Pass DF and DC modes in a DI
8800 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
8801 to rs6k_nonimmediate_operand.
8803 * config/rs6000/spe.md ("*frob_df_di"): New.
8804 ("*frob_di_df"): New.
8805 ("*frob_di_df_2"): New.
8806 ("*mov_sidf_e500_subreg0"): New.
8807 ("*mov_sidf_e500_subreg4"): New.
8808 ("*movdf_e500_double"): Change predicate to
8809 rs6k_nonimmediate_operand.
8811 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8813 * postreload.c (move2add_note_store): Only call
8814 trunc_int_for_mode on scalar integers.
8816 2005-01-14 Steven Bosscher <stevenb@suse.de>
8818 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
8819 replace BB_VISITED uses.
8820 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
8821 (propagate_necessity): Check the bitmap instead of BB_VISITED.
8822 (tree_dce_done): Free visited_control_parents.
8823 (perform_tree_ssa_dce): Allocate and clear it.
8824 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
8825 (compute_antic): Iterate from here using a DFS. Use an sbitmap
8826 instead of BB_VISITED.
8828 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
8830 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
8831 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
8832 Remove unused prototypes.
8834 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8836 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
8837 64-bit register usage.
8838 (spe_func_has_64bit_regs_p): Add FIXME note.
8840 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8842 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
8843 flag_finite_math_only with flag_unsafe_math_optimizations.
8845 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
8847 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
8849 (__tpf_eh_return): Copy TPF private stack area from the module
8850 boundary stack frame. Add check for when module addresses are
8851 equal, but no stub address is found.
8853 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
8856 * arm.h (struct machine_function): Add call_via field.
8857 (thumb_call_via_label): Declare.
8858 * arm.c (thumb_call_via_label): New variable.
8859 (thumb_call_reg_needed): New variable.
8860 (arm_output_function_epilogue): For Thumb code, output any per-function
8861 call-indirect trampolines.
8862 (thumb_call_via_reg): New function.
8863 (arm_file_end): New function.
8864 (TARGET_ASM_FILE_END): Call arm_file_end.
8865 (aof_file_end): Likewise.
8866 * arm-protos.h (thumb_call_via_reg): Declare.
8867 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
8868 thumb_call_via_reg in normal case.
8870 2005-01-14 Jakub Jelinek <jakub@redhat.com>
8873 PR rtl-optimization/19348
8874 * recog.c (peephole2_optimize): Do global life update if some peephole
8875 decides it doesn't need at least one of its inputs and that change
8876 influences liveness at the start of the basic block.
8878 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
8879 arguments instead of 1.
8881 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
8884 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
8885 zero for nested functions needing a static chain or functions
8886 with a non-constant address.
8888 2005-01-13 Roger Sayle <roger@eyesopen.com>
8890 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
8891 (and (sign_extend X) C) into (zero_extend (and X C)).
8893 2005-01-13 David O'Brien <obrien@FreeBSD.org>
8895 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
8897 2005-01-13 Richard Henderson <rth@redhat.com>
8902 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
8903 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
8904 not just TARGET_SSE.
8905 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
8906 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
8907 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
8908 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
8909 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
8910 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
8911 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
8912 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
8913 (movdicc_c_rex64): Rename with '*'.
8914 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
8915 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
8916 (movsfcc_1_387): Rename from movsfcc_1.
8917 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
8918 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
8919 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
8920 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
8921 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
8922 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
8923 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
8924 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
8925 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
8926 sse_movdfcc_const0_4): Remove.
8927 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
8928 recognize min/max early. Update for changed sse cmove patterns.
8929 (ix86_split_sse_movcc): New.
8930 * config/i386/i386-protos.h: Update.
8932 2005-01-13 Steven Bosscher <stevenb@suse.de>
8934 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
8935 (fix_stmt_v_may_defs): Likewise.
8937 2005-01-13 Richard Henderson <rth@redhat.com>
8939 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
8940 for converting the mask.
8942 2005-01-13 David Edelsohn <edelsohn@gnu.org>
8944 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
8947 2005-01-13 Richard Henderson <rth@redhat.com>
8949 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
8950 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
8951 IX86_BUILTIN_MOVDQ2Q): Remove.
8952 (IX86_BUILTIN_VEC_EXT_V4SI): New.
8953 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
8954 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
8956 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
8957 (sse2_pextrw): Fix immediate constraint.
8958 (sse2_loadq, sse2_loadq_rex64): Remove.
8959 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
8960 Use __builtin_ia32_vec_ext_<size>.
8961 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
8963 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
8965 * function.c (assign_parm_setup_block): Look inside original
8966 entry_parm when inspecting PARALLEL.
8968 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
8969 Joel Sherrill <joel@oarcorp.com>
8972 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
8973 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
8974 rtems_gxx_recursive_mutex_init.
8975 (__gthread_recursive_mutex_lock): New function.
8976 (__gthread_recursive_mutex_trylock): Likewise.
8977 (__gthread_recursive_mutex_unlock): Likewise.
8979 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
8981 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
8983 2005-01-13 Jan Beulich <jbeulich@novell.com>
8985 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
8986 (ashrti3_internal): Indicate output is early clobber. Generate result
8987 into output rather than first input. Use move for low word of output
8988 if shift count is exactly 64.
8989 (lshrti3_internal): Likewise.
8991 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
8995 * reload1.c (delete_output_reload): Don't delete an output reload
8996 if the pseudo lives longer than a single basic block. Adjust and
8997 improve wording of comment.
8999 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
9002 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
9003 of TYPE_SIZE where we mean the number of bytes.
9005 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
9007 * function.c (assign_parm_setup_block): Relax condition on
9008 multi-register optimization.
9010 2005-01-12 Nick Clifton <nickc@redhat.com>
9012 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
9013 an "in_delay_slot" attribute of "no" to prevent them being used in
9014 delay slots. This is forbidden because they might generate
9017 2005-01-12 Alan Modra <amodra@bigpond.net.au>
9020 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
9023 2005-01-12 Nick Clifton <nickc@redhat.com>
9025 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
9026 passed on to GAS) but do not define, as GAS no longer supports or
9027 needs the -m2000 option.
9029 2005-01-11 Roger Sayle <roger@eyesopen.com>
9031 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
9032 type as args of unprototyped builtins aren't automatically promoted.
9033 (fold_builtin_abs): Likewise.
9035 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9037 * Makefile.in: Set a `build-warn' variable.
9039 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
9041 PR tree-optimization/17949
9042 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
9043 (find_interesting_uses_address): Use it.
9045 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
9047 * regrename.c (kill_value): Handle subreg's that won't simplify.
9049 2005-01-11 Richard Henderson <rth@redhat.com>
9052 * config/i386/i386.h (enum ix86_builtins): Move ...
9053 * config/i386/i386.c: ... here.
9054 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
9055 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
9056 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
9057 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
9058 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
9059 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
9060 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
9061 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
9062 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
9063 IX86_BUILTIN_LOADDDUP): Remove.
9064 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
9065 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
9066 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
9067 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
9068 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
9069 (ix86_init_builtins): Make static.
9070 (ix86_init_mmx_sse_builtins): Update for changed builtins.
9071 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
9072 if all the modes match. Otherwise, fake it.
9073 (get_element_number, ix86_expand_vec_init_builtin,
9074 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
9075 (ix86_expand_builtin): Make static. Update for changed builtins.
9076 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
9077 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
9078 (ix86_expand_vector_init_duplicate): New.
9079 (ix86_expand_vector_init_low_nonzero): New.
9080 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
9081 Split out from ix86_expand_vector_init; handle integer modes.
9082 (ix86_expand_vector_init): Use them.
9083 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
9084 * config/i386/i386-protos.h: Update.
9085 * config/i386/predicates.md (reg_or_0_operand): New.
9086 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
9087 (movv2sf_internal): Likewise. And a splitter to match them all.
9088 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
9089 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
9090 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
9091 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
9092 (mmx_pinsrw): Fix operand ordering.
9093 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
9094 rather than sse_loadss expander.
9095 (movv2df splitter): Similarly.
9096 (sse_loadss, sse_loadlss): Remove.
9097 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
9098 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
9099 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
9100 (sse3_movddup): Rename with '*'.
9101 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
9102 (sse2_loadsd): Remove.
9103 (vec_dupv2df_sse3): Rename from sse3_loadddup.
9104 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
9105 (sse2_pinsrw): Fix argument ordering.
9106 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
9107 (sse2_stored): Remove 'r' destination.
9108 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
9109 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
9110 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
9111 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
9112 vec_extractv16qi, vec_initv16qi): New.
9114 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
9115 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
9116 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
9118 (_mm_load_pd, _mm_store_pd): Use plain dereference.
9119 (_mm_load_si128, _mm_store_si128): Likewise.
9120 (_mm_load1_pd): Use _mm_set1_pd.
9121 (_mm_load_sd): Use _mm_set_sd.
9122 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
9123 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
9124 (_mm_set_epi64): Use _mm_set_epi64x.
9125 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
9126 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
9127 _mm_setr_epi8): Use _mm_set_foo form.
9128 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
9129 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
9130 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
9131 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
9132 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
9133 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
9134 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
9135 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
9136 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
9137 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
9138 (_mm_movedup_pd): Use _mm_shuffle_pd.
9139 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
9140 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
9141 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
9142 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
9144 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
9145 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
9146 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
9147 (_mm_store_ps): Use raw dereference.
9148 (_mm_store1_ps): Use _mm_storeu_ps.
9149 (_mm_storer_ps): Use _mm_store_ps.
9150 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
9151 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
9153 2005-01-11 Stan Shebs <shebs@apple.com>
9155 * config/rs6000/rs6000.c (machopic_output_stub): Issue
9156 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
9158 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
9161 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
9162 Skip all DECLs except for FIELD_DECLs.
9164 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9166 * config/s390/s390.c (override_options): Return error if
9167 -mbackchain, -mpacked-stack and -mhard-float are used together.
9168 (s390_va_start): Remove the backchain && packed-stack special case.
9169 (s390_gimplify_va_arg): Likewise.
9170 * doc/invoke.texi: Remove the ABI incompatibility note.
9172 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9174 * config/s390/s390.c (struct s390_frame_layout): Remove
9176 (s390_frame_info, s390_emit_prologue): Replace occurrences of
9177 save_backchain_p with TARGET_BACKCHAIN.
9179 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9182 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
9183 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
9184 * function.c (locate_and_pad_parm): Set new field.
9185 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
9186 Tweak where_pad test to include "none". Always set mem align for
9188 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
9189 not sufficient for type.
9190 (assign_parm_setup_block): If stack_parm is zero on entry, always
9191 make a new stack local. Block move old stack parm if necessary
9192 to new aligned stack local.
9193 (assign_parm_setup_stack): Use a block move to handle
9194 potentially misaligned entry_parm.
9195 (assign_parms_unsplit_complex): Specify required alignment when
9196 creating stack local.
9197 * calls.c (compute_argument_addresses): Override alignment of stack
9198 arg calculated from its type with the alignment given by
9199 FUNCTION_ARG_BOUNDARY.
9200 (store_one_arg): Likewise.
9202 2005-01-11 Jan Beulich <jbeulich@novell.com>
9204 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
9205 Change respective itanium_class attribute to ialu.
9206 (shladdp4_internal): New.
9207 * config/ia64/predicates.md (shladd_log2_operand): New.
9209 2005-01-11 Richard Henderson <rth@redhat.com>
9211 * expr.c (store_constructor): Use rtvec_alloc instead of
9212 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
9214 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
9216 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
9218 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9220 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
9221 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
9222 (TARGET_RWRELOC): Define.
9223 (ia64_rwreloc_section_type_flags): Delete.
9224 (ia64_section_type_flags): New function.
9225 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
9226 (TARGET_RWRELOC): Define.
9228 2005-01-10 David Mosberger <davidm@hpl.hp.com>
9231 * config/ia64/ia64.c (process_set): For alloc insn, only call
9232 process_epilogue is !frame_pointer_needed.
9234 2005-01-10 Roger Sayle <roger@eyesopen.com>
9237 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
9238 unary operator and can't be treated as a binary/comparison operator.
9240 2005-01-10 Richard Henderson <rth@redhat.com>
9242 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
9243 (ix86_return_in_memory): Likewise.
9244 (function_arg_advance): Likewise. Mirror structure in function_arg
9245 for choosing register to advance.
9247 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
9249 * tree-vectorizer.c, tree.def: Fix comment typos.
9251 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
9253 * config/s390/s390.c (struct processor_costs): 4 new fields:
9254 ddbr, ddr, debr, der.
9255 (s390_rtx_costs): More precise handling of divide instructions.
9257 2005-01-10 David Edelsohn <edelsohn@gnu.org>
9259 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
9261 2005-01-10 Jan Beulich <jbeulich@novell.com>
9263 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
9264 names resulting from -ffunction-sections/-fdata-sections and linkonce
9266 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
9267 based on the section name. Rearrange the section name comparison logic
9268 slightly so that each section name is compared against at most once.
9270 2005-01-10 Ben Elliston <bje@au.ibm.com>
9272 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
9273 targets for which -fPIC reduces limitations on the GOT size.
9275 2005-01-09 Falk Hueffner <falk@debian.org>
9277 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
9280 2005-01-09 David Edelsohn <edelsohn@gnu.org>
9283 * collect2.c (main): Set aixrtl_flag for -brtl option.
9284 (resolve_lib_name): Search for .so file extension before .a
9287 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
9289 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
9290 (vect_analyze_data_refs_alignment): Add dump prints.
9292 2005-01-09 Ira Rosen <irar@il.ibm.com>
9294 * tree-vectorizer.c (vect_analyze_offset_expr): Use
9295 expr_invariant_in_loop_p.
9296 Initialize outputs first thing in the function.
9297 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
9298 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
9299 (vect_analyze_pointer_ref_access): Check that the initial condition of
9300 the access function is loop invariant.
9302 2005-01-09 Richard Henderson <rth@redhat.com>
9304 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
9305 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
9306 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
9307 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
9308 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
9309 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
9310 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
9311 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
9312 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
9313 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
9314 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
9315 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
9316 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
9317 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
9318 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
9319 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
9320 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
9321 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
9322 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
9323 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
9324 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
9325 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
9326 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
9328 (mmx_clrdi, pavgusb): Remove.
9329 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
9330 with leading sse_ prefix.
9331 * config/i386/sse.md: Receive them.
9332 * config/i386/mmx.md: New file.
9333 (MMXMODE12, MMXMODE24, mmxvecsize): New.
9334 (subrv2sf3): Turn into expander for normal subtraction.
9335 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
9336 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
9337 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
9338 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
9339 commutative; use ix86_binary_operator_ok.
9340 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
9341 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
9342 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
9343 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
9344 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
9345 Macroize from existing patterns; use ix86_binary_operator_ok.
9346 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
9347 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
9348 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
9349 with vec_select+vec_concat.
9350 (mmx_pshufw, mmx_pshufw_1): Likewise.
9351 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
9352 (mmx_uavgv4hi3): Model correctly.
9353 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
9354 _mm_xor_si64): Remove casts.
9356 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
9358 PR tree-optimization/19224
9359 * tree-scalar-evolution.c (get_instantiated_value,
9360 set_instantiated_value): New functions.
9361 (instantiate_parameters_1): Cache the results.
9362 (instantiate_parameters, resolve_mixers): Initialize and free
9365 2005-01-08 David Edelsohn <edelsohn@gnu.org>
9367 * config/i386/i386.md (addhi_4): Correct reference in comment.
9370 2005-01-08 Richard Henderson <rth@redhat.com>
9372 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
9373 (_mm_cvtsi128_si64x): Likewise.
9374 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
9375 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
9376 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
9377 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
9378 * config/i386/i386-protos.h: Update.
9379 * config/i386/i386.c (print_operand): Add 'H'.
9380 (ix86_fixup_binary_operands): Split out from ...
9381 (ix86_expand_binary_operator): ... here.
9382 (ix86_fixup_binary_operands_no_copy): New.
9383 (ix86_expand_fp_absneg_operator): Handle vector mode results.
9384 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
9385 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
9386 (safe_vector_operand): Use CONST0_RTX.
9387 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
9388 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
9389 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
9390 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
9392 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
9393 (IX86_BUILTIN_CMPNGESS): New.
9394 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
9395 (attr type): Add sselog1.
9396 (attr unit, attr memory): Handle it.
9397 (movti, movti_internal, movti_rex64): Move near other integer moves.
9398 (movtf, movtf_internal): Move near other fp moves.
9399 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
9400 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
9401 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
9402 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
9403 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
9404 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
9405 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
9406 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
9407 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
9408 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
9409 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
9410 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
9411 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
9412 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
9413 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
9414 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
9415 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
9416 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
9417 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
9418 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
9419 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
9420 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
9421 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
9422 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
9423 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
9424 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
9425 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
9426 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
9427 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
9428 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
9429 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
9430 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
9431 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
9432 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
9433 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
9434 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
9435 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
9436 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
9437 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
9438 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
9439 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
9440 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
9441 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
9442 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
9444 (SSEPUSH, push<SSEPUSH>): Remove.
9445 (MMXPUSH, push<MMXPUSH>): Remove.
9446 (sse_movaps, sse_movaps_1, sse_movups): Remove.
9447 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
9448 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
9449 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
9450 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
9451 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
9452 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
9453 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
9454 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
9455 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
9456 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
9457 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
9458 (ppro_sse_log_V4SF): Handle sselog1.
9459 * config/i386/predicates.md (const_0_to_1_operand): New.
9460 (const_0_to_255_mul_8_operand): New.
9461 (const_1_to_31_operand): Rename from const_int_1_31_operand.
9462 (const_2_to_3_operand, const_4_to_7_operand): New.
9463 * config/i386/sse.md: New file.
9464 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
9465 (sse_movups): Rename from sse_movups_1.
9466 (sse_loadlss): Rename from sse_loadss_1.
9467 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
9469 (negv4sf2): Use ix86_expand_fp_absneg_operator.
9470 (absv4sf2, negv2df, absv2df): New.
9471 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
9472 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
9473 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
9474 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
9475 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
9476 (sse3_addsubv4sf3): Model correctly.
9477 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
9478 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
9479 (sse_movhlps): Model with vec_select+vec_concat.
9480 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
9481 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
9482 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
9483 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
9484 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
9485 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
9486 sse2_pshufhw_1): Likewise.
9487 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
9488 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
9489 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
9490 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
9491 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
9492 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
9493 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
9494 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
9495 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
9496 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
9497 sminv8hi3): Mark commutative
9498 operands. Use ix86_binary_operator_ok.
9499 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
9500 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
9501 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
9502 sse2_punpcklqdq): Allow operand2 in memory.
9503 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
9504 sse2_movsd): Add memory alternatives.
9505 (sse_storelps): Turn expander into an insn; split after reload.
9506 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
9507 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
9509 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
9511 * configure.ac (DWARF-2 debug_line): Use objdump.
9512 * configure: Regenerate.
9514 2005-01-08 Jeff Law <law@redhat.com>
9515 Diego Novillo <dnovillo@redhat.com>
9517 PR tree-optimization/18241
9518 * tree-nrv.c (tree_nrv): Ignore volatile return values.
9519 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
9520 statements with volatile operands.
9521 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
9522 operands after marking a statement with has_volatile_ops.
9524 2005-01-08 Roger Sayle <roger@eyesopen.com>
9526 * tree.c (int_fits_type_p): Always honor integer constant
9527 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
9529 2005-01-08 Roger Sayle <roger@eyesopen.com>
9531 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
9532 the latent bug in rtl_delete_block has been resolved.
9534 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9536 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
9537 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
9539 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9541 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
9542 library as @multilib_dir@/$(SHLIB_SONAME).
9544 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9546 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
9547 * configure: Regenerate.
9549 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9551 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
9554 2005-01-07 David Edelsohn <edelsohn@gnu.org>
9557 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
9558 Convert non-word aligned offset address using ld/std into
9561 2005-01-07 Richard Henderson <rth@redhat.com>
9563 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
9565 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
9567 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
9569 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9571 PR tree-optimization/19283
9572 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
9573 is not shorter than the original type.
9575 PR rtl-optimization/19012
9576 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
9578 PR rtl-optimization/18861
9579 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
9580 (FULL_STATE): Define.
9581 (mark_tablejump_edge): New function.
9582 (purge_dead_tablejump_edges): New function.
9583 (find_bb_boundaries): Use it.
9585 PR tree-optimization/18828
9586 * builtins.c (expand_builtin_next_arg): Remove argument and all
9587 the argument checking.
9588 (expand_builtin): Adjust caller.
9589 (expand_builtin_va_start): Likewise. Remove error for too many
9591 (fold_builtin_next_arg): Issue error for too many arguments.
9592 After checking arguments, replace them with magic arguments that
9593 prevent further checking of the args.
9595 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9597 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
9599 2005-01-06 Roger Sayle <roger@eyesopen.com>
9602 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
9603 and %{.S:...} (and their negative variants) to test whether the
9604 input file is assembler or pre-processed-assembler independent of
9605 the actual filename extension.
9607 2005-01-06 Roger Sayle <roger@eyesopen.com>
9609 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
9610 of sign or zero extended values.
9612 2005-01-06 Geoffrey Keating <geoffk@apple.com>
9614 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
9615 for IBM long double format correctly.
9617 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
9619 Fix PR tree-optimization/18792
9621 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
9622 to first_loop_depth, and use loop depth instead of loop number.
9623 (build_classic_dir_vector): Ditto.
9624 (compute_data_dependences_for_loop): Use depth, not loop number.
9625 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
9626 number. Pass in loops, instead of loop numbers.
9627 (gather_interchange_stats): Ditto.
9628 (linear_transform_loops): Ditto.
9630 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
9633 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
9634 biv_fits_mode_p, extension_within_bounds_p): New functions.
9635 (check_ext_dependent_givs): Use them.
9637 2005-01-06 Roger Sayle <roger@eyesopen.com>
9639 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
9640 more than one barrier, in which case we should delete them all.
9642 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
9644 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
9646 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
9648 Fix PR middle-end/19286
9650 * dwarf2out.c (gen_subprogram_die): If we've already tried to
9651 output this subprogram, simply ignore this attempt to do it again.
9652 (add_abstract_origin_attribute): Don't abort trying to add the abstract
9653 origin attribute if it's not possible.
9654 (gen_block_die): Don't ignore subblocks of "unused" blocks.
9655 (decls_for_scope): Ditto.
9656 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
9657 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
9659 2005-01-05 Richard Henderson <rth@redhat.com>
9662 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
9663 (bdesc_2arg): Use it.
9664 (ix86_expand_binop_builtin): Force operands into registers
9666 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
9667 ix86_expand_sse_compare, ix86_expand_sse_comi,
9668 ix86_expand_builtin): Likewise.
9670 2005-01-05 Richard Henderson <rth@redhat.com>
9672 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
9674 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
9675 (mulv4hi3): Set itanium_class mmmul.
9676 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
9677 (fpack): Rename from fpack_sfsf.
9679 2005-01-05 Richard Henderson <rth@redhat.com>
9682 * reload1.c (do_input_reload): Restrict the optimization deleteing
9683 a previous output reload to RELOAD_FOR_INPUT.
9685 2005-01-05 Steven Bosscher <stevenb@suse.de>
9687 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
9688 comment that we fall through after case.
9689 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
9690 (distribute_links): Likewise.
9691 * cse.c (cse_insn): Likewise.
9692 * cselib.c (cselib_invalidate_mem): Likewise.
9693 * df.c: Update comments at the top of the file.
9694 (read_modify_subreg_p): Update comments here too.
9695 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
9696 * flow.c (mark_set_1): Likewise.
9697 (mark_used_regs): Likewise.
9698 * gcse.c (mems_conflict_for_gcse_p): Likewise.
9699 (canon_list_insert): Likewise.
9700 (mark_set): Likewise.
9701 (try_replace_reg): Likewise.
9702 (store_killed_in_insn): Likewise.
9703 * loop.c (count_one_set): Likewise.
9704 (basic_induction_var): Likewise.
9705 * postreload-gcse.c (find_mem_conflicts): Likewise.
9706 * postreload.c (reload_combine_note_store): Likewise.
9707 (move2add_note_store): Likewise.
9708 * reload.c (find_equiv_reg): Likewise.
9709 (mark_referenced_resources): Likewise.
9710 * rtlanal.c (set_noop_p): Likewise.
9711 (note_stores): Likewise.
9712 (note_uses): Likewise.
9713 * sched-deps.c (sched_analyze_1): Likewise.
9714 * sched-rgn.c (check_live_1): Likewise.
9715 (update_live_1): Likewise.
9716 * config/i860/i860.c: Likewise.
9718 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
9720 (ZERO_EXTRACT): Mention that this one can be an lvalue.
9722 * doc/rtl.texi: Update documentation for bit-fields and SET.
9724 2005-01-05 Roger Sayle <roger@eyesopen.com>
9726 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
9728 2005-01-05 Jan Hubicka <jh@suse.cz>
9729 Richard Henderson <rth@redhat.com>
9732 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
9735 2005-01-05 Richard Henderson <rth@redhat.com>
9738 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
9739 (sse_shufps): Change operand 3 to const_int_operand.
9740 (sse2_storelps): Fix typo in template.
9741 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
9742 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
9743 (ix86_expand_builtin): Likewise.
9745 2005-01-05 Julian Brown <julian@codesourcery.com>
9747 * config/arm/arm.c (arm_return_in_memory): Treat complex types
9748 as aggregates for AAPCS ABIs.
9750 2005-01-05 Stan Shebs <shebs@apple.com>
9752 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
9753 Mach-O getters if ppc64.
9754 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
9756 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
9757 signed four-byte field for global code case.
9758 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
9760 2005-01-05 Roger Sayle <roger@eyesopen.com>
9763 * c-common.c: Include real.h.
9764 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
9765 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
9766 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
9767 * Makefile.in (c-common.o): Update dependencies.
9769 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9771 * c-parse.in (asm_string): Add trailing semicolon.
9773 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9775 * c-parse.in (asm_string): New. Don't allow wide strings in
9777 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
9778 asm_string instead of STRING.
9780 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9782 * c-typeck.c (constructor_no_implicit): Remove.
9783 (set_designator, process_init_element): Don't check
9784 constructor_no_implicit.
9786 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
9787 Kaz Kojima <kkojima@gcc.gnu.org>
9790 * lcm.c (create_pre_exit): New.
9791 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
9792 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
9794 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9796 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
9797 -msoft-float in target_float_switch.
9798 * arm.c (arm_override_options): Fix processing of target_float_switch.
9800 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9802 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
9805 2004-01-05 Uros Bizjak <uros@kss-loka.si>
9807 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
9808 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
9810 2005-01-04 Roger Sayle <roger@eyesopen.com>
9812 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
9813 if deleting the then-block allows the test-block to fallthru to the
9816 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
9819 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
9820 after the full declaration if the are in two different TUs.
9822 2005-01-04 Richard Henderson <rth@redhat.com>
9825 * tree-sra.c (generate_one_element_init): Just
9826 call gimplify_and_add.
9827 (generate_element_init): Record the
9828 new referenced variables and mark them for renaming
9829 and split out to ...
9830 (generate_element_init_1): This.
9831 (scalarize_init): Don't call push_gimplify_context/
9832 pop_gimplify_context.
9834 2005-01-04 Geoffrey Keating <geoffk@apple.com>
9836 * toplev.c (get_src_pwd): Handle failure of getpwd().
9838 2005-01-04 Roger Sayle <roger@eyesopen.com>
9840 * fold-const.c (fold_single_bit_test): Delete unreachable handling
9842 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
9843 all the cases handled by it are inverted by invert_truthvalue.
9845 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9847 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
9848 (save_register_windowsi): Likewise.
9850 2005-01-04 Richard Henderson <rth@redhat.com>
9852 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
9854 2005-01-04 Uros Bizjak <uros@kss-loka.si>
9857 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
9858 any simplifications of vector mode comparison operators.
9859 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
9861 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
9862 Devang Patel <dpatel@apple.com>
9864 PR tree-optimization/18308
9865 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
9866 the operands before creating a new expression.
9867 * dojump.c (do_jump): Make drop_through_label available
9868 for all cases. Add expansion of COND_EXPR.
9870 2005-01-04 Ira Rosen <irar@il.ibm.com>
9872 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
9873 INTEGER_CST instead of TREE_CONSTANT.
9874 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
9875 instead of TREE_CONSTANT.
9876 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
9877 instead of TREE_CONSTANT.
9879 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9881 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
9883 2005-01-04 Uros Bizjak <uros@kss-loka.si>
9886 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
9887 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
9889 2005-01-03 Richard Henderson <rth@redhat.com>
9891 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
9892 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
9893 fold_convert_const_real_from_real): Split out from ...
9894 (fold_convert_const): ... here.
9896 2005-01-03 Richard Henderson <rth@redhat.com>
9899 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
9900 (mov<MMXMODEI>_internal): Likewise.
9901 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
9902 Add V2SF case; use it for SSE1; don't use TI.
9903 (movdf_integer): Likewise.
9904 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
9906 2005-01-03 Ira Rosen <irar@il.ibm.com>
9908 * tree-vectorizer.c (vect_strip_conversions): New function.
9909 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
9910 check for binary class.
9912 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
9916 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
9918 * gimple-low.c (mark_blocks_with_used_vars): New function.
9919 (mark_blocks_with_used_subblocks): Ditto.
9920 (mark_used_blocks): Ditto.
9921 (pass_mark_used_blocks): New pass.
9922 * tree-inline.c: Include debug.h.
9923 (expand_call_inline): Call outlining_inline_function here.
9924 * tree-optimize.c (init_tree_optimization_passes): Add
9925 pass_mark_used_blocks.
9926 * tree-pass.h (pass_mark_used_blocks): New.
9927 * Makefile.in (tree-inline.o): Add debug.h dependency.
9929 2005-01-03 Geoffrey Keating <geoffk@apple.com>
9931 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
9932 VAR_DECLs to have weak_import attribute.
9934 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
9937 2004-01-03 Steven Bosscher <stevenb@suse.de>
9939 * passes.c (rest_of_compilation): Don't run regmove if only
9940 flag_expensive_optimizations, require flag_regmove instead.
9942 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
9944 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
9946 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
9947 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9948 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
9949 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9951 2005-01-03 Richard Henderson <rth@redhat.com>
9953 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
9954 (ia64_const_ok_for_letter_p): New.
9955 (ia64_const_double_ok_for_letter_p): New.
9956 (ia64_extra_constraint): New.
9957 (ia64_expand_vecint_compare): New.
9958 (ia64_expand_vcondu_v2si): New.
9959 (ia64_expand_vecint_cmov): New.
9960 (ia64_expand_vecint_minmax): New.
9961 (ia64_print_operand): Add 'v'.
9962 (ia64_preferred_reload_class): New.
9963 (ia64_vector_mode_supported_p): New.
9964 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
9965 (PREFERRED_RELOAD_CLASS): Move to function.
9966 (CONST_OK_FOR_LETTER_P): Move to function.
9967 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
9968 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
9969 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
9970 (EXTRA_CONSTRAINT): Move to function.
9971 * config/ia64/ia64.md: Include vect.md.
9972 (itanium_class): Add mmalua.
9974 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
9976 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
9977 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
9979 (const_int_2bit_operand): New.
9980 (fr_reg_or_0_operand): New.
9981 * config/ia64/ia64-modes.def: Add vector modes.
9982 * config/ia64/ia64-protos.h: Update.
9983 * config/ia64/vect.md: New file.
9985 2005-01-03 Richard Henderson <rth@redhat.com>
9987 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
9989 2005-01-03 Uros Bizjak <uros@kss-loka.si>
9992 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
9994 (log1pdf2): Change mode of operands[0,1] to DFmode.
9996 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
9998 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
9999 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
10000 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
10001 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
10002 SPARC_RELAXED_ORDERING.
10004 2005-01-03 Richard Henderson <rth@redhat.com>
10005 Uros Bizjak <uros@kss-loka.si>
10008 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
10009 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
10010 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
10012 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
10013 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
10014 const_pow2_1_to_128_operand): New predicates.
10016 2005-01-02 Greg McGary <greg@mcgary.org>
10018 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
10020 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
10021 object. [ptr_type]: Remove unused variable.
10022 Remember nearest addressable array-element or record-component
10023 when checking bitfield components. Tolerate empty BIND_EXPR.
10025 2005-01-01 Richard Henderson <rth@redhat.com>
10027 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
10028 that don't narrow the value. Fail for other conversions.
10030 2005-01-01 Richard Henderson <rth@redhat.com>
10033 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
10034 * c-lang.c (finish_file): Don't do it here.
10035 * objc/objc-act.c (objc_finish_file): Likewise.
10037 * cgraph.c (decl_assembler_name_equal): New.
10038 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
10039 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
10040 * cgraph.h (struct cgraph_varpool_node): Add next.
10041 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
10042 * varasm.c (assemble_alias): Mark the target as needed.
10044 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
10046 PR middle-end/19221
10047 * function.c (get_arg_pointer_save_area): Use entry_of_function
10048 instead of get_insns.
10050 2005-01-01 Roger Sayle <roger@eyesopen.com>
10051 Andrew Pinski <pinskia@physics.uc.edu>
10052 James E. Wilson <wilson@specifixinc.com>
10054 PR rtl-optimization/12092
10055 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
10058 2005-01-01 Roger Sayle <roger@eyesopen.com>
10059 Olivier Hainque <hainque@act-europe.fr>
10061 * tree.c (int_fits_type_p): A narrower type always fits in a
10062 wider one, except for negative values into unsigned types.
10064 2005-01-01 Roger Sayle <roger@eyesopen.com>
10066 * tree.c (int_fits_type_p): Compare the result of force_fit_type
10067 with the original constant rather than require TREE_OVERFLOW.
10069 2005-01-01 Steven Bosscher <stevenb@suse.de>
10071 PR middle-end/17544
10072 * c-decl.c (finish_function): If compiling C99, annotate the
10073 compiler generated return with the current file name and line 0.
10074 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
10075 the source line is greater than 0.
10076 (remove_bb): Likewise.
10078 See ChangeLog.12 for earlier changes.
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