| blob | b29d81da1e5233d9bcf36cb61af9a1e538c5e96c |
1 2005-04-05 Ian Lance Taylor <ian@airs.com>
3 PR debug/9963
4 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
5 i386_pe_record_external_function.
6 (i386_pe_record_external_function): Update declaration.
7 * config/i386/winnt.c (struct extern_list): Add decl field.
8 (i386_pe_record_external_function): Add decl parameter.
9 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
10 identifier.
11 * config/i386/i386-protos.h (i386_pe_record_external_function):
12 Update declaration.
14 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
16 * config/m68k/m68k-protos.h: Add a prototype for
17 valid_dbcc_comparison_p_2.
18 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
19 extend_operator, const_uint32_operand, const_sint32_operand,
20 general_src_operand, nonimmediate_src_operand,
21 memory_src_operand, post_inc_operand, pre_dec_operand,
22 pcrel_address): Move to predicates to predicates.md.
23 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
24 * config/m68k/m68k.md: Include predicates.md.
25 * config/m68k/predicates.md: New.
27 2005-04-04 Roger Sayle <roger@eyesopen.com>
29 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
31 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
33 2005-04-04 Ian Lance Taylor <ian@airs.com>
35 * c-typeck.c (struct c_switch): Rename switch_stmt field to
36 switch_expr.
37 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
38 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
39 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
40 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
41 * c-common.c (c_do_switch_warnings_1): New static function broken
42 out of c_do_switch_warnings.
43 (c_do_switch_warnings): Call c_do_switch_warnings_1.
44 (c_do_switch_expr_warnings): New function.
45 * c-common.h (c_do_switch_expr_warnings): Declare.
47 2005-04-04 David Edelsohn <edelsohn@gnu.org>
48 Daniel Jacobowitz <dan@codesourcery.com>
50 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
51 trapping divide.
52 * rtlanal.c (may_trap_p): Same.
54 2005-04-04 Dale Johannesen <dalej@apple.com>
56 * ChangeLog: remove reference to ChangeLog.12.
58 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
60 CRIS epilogue as RTL.
61 * config/cris/cris.md: Change all 0 in unspec 0 to
62 CRIS_UNSPEC_PLT.
63 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
64 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
65 patterns.
66 ("return"): Change to define_expand. Call cris_expand_return for
67 actual expansion.
68 ("*return_expanded"): New pattern.
69 ("epilogue"): New define_expand.
70 * config/cris/cris.h (PREDICATE_CODES): Add
71 cris_load_multiple_op.
72 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
73 type.
74 (enum cris_retinsn_type): New.
75 (struct machine_function): New member return_type.
76 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
77 (cris_target_asm_function_epilogue): Remove, moving RTLified
78 contents to...
79 (cris_expand_epilogue): New function.
80 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
81 (cris_gen_movem_load, cris_load_multiple_op)
82 (cris_return_address_on_stack_for_return, cris_expand_return): New
83 functions.
84 (cris_target_asm_function_prologue)
85 (cris_initial_frame_pointer_offset): Call
86 cris_reg_saved_in_regsave_area instead of complicated expression.
87 Call cris_return_address_on_stack instead of an expression.
88 (cris_print_operand) <case 'o', case 'O'>: New cases.
89 (cris_return_address_on_stack): Change return-type to bool.
90 (cris_simple_epilogue): Ditto. Return false if registers are
91 saved.
92 * config/cris/cris-protos.h (cris_simple_epilogue)
93 (cris_return_address_on_stack): Adjust prototype return type.
94 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
95 (cris_return_address_on_stack_for_return): New prototypes.
97 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
99 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
100 gpr_or_int12_operand.
102 * config/frv/frv-protos.h: Add a prototype to
103 frv_legitimate_memory_operand and frv_const_unspec_p.
104 (frv_unspec): Move from frv.c.
105 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
106 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
107 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
108 gpr_or_fpr_operand, gpr_or_int12_operand,
109 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
110 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
111 int6_operand, int5_operand, uint5_operand, uint4_operand,
112 uint1_operand, int_2word_operand, uint16_operand,
113 upper_int16_operand, integer_register_operand,
114 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
115 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
116 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
117 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
118 move_destination_operand, movcc_fp_destination_operand,
119 frv_function_symbol_referenced_p, move_source_operand,
120 condexec_dest_operand, condexec_source_operand,
121 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
122 const_unspec_operand, gpr_or_memory_operand,
123 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
124 icc_operand, fcc_operand, cc_operand, icr_operand,
125 fcr_operand, cr_operand, call_operand, sibcall_operand,
126 symbolic_operand, relational_operator,
127 integer_relational_operator, float_relational_operator,
128 ccr_eqne_operator, minmax_operator,
129 condexec_si_binary_operator, condexec_si_media_operator,
130 condexec_si_divide_operator, condexec_si_unary_operator,
131 condexec_sf_conv_operator, condexec_sf_add_operator,
132 condexec_memory_operand, intop_compare_operator, acc_operand,
133 even_acc_operand, quad_acc_operand, accg_operand: Move to
134 predicates.md.
135 * config/frv/frv.h (PREDICATE_CODES): Remove.
136 * config/frv/frv.md: Include predicates.md.
137 * config/frv/predicates.md: New.
139 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
141 PR target/19537
142 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
143 * tree-ssa-loop-ivopts.c: Include langhooks.h.
144 (add_standard_iv_candidates_for_size): New function, extracting code
145 from add_standard_iv_candidates and parameterizing it by type size.
146 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
148 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
150 * system.h (GCOV_SIZE_TYPE): Unposion.
151 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
152 (GCOV_TYPE_SIZE): ...this new macro.
153 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
154 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
155 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
156 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
157 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
158 instead of unsigned_intSI_type_node.
159 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
160 (rtl_gen_one_value_profiler_no_edge_manipulation)
161 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
162 * value-prof.c: Include coverage.h.
164 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
165 Diego Novillo <dnovillo@redhat.com>
167 Fix PR tree-optimization/20703
168 Fix PR tree-optimization/20725
170 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
171 (create_expression_by_pieces): Ditto.
172 (valid_in_set): Ditto. Also handle tcc_declaration.
173 (find_or_generate_expression): Handle comparison class.
174 (insert_into_preds_of_block): Ditto.
175 (insert_aux): Ditto.
176 (create_value_expr_from): Handle comparison class, recursively
177 handle reference nodes.
178 (compute_avail): Handle comparison classes, rewrite a little cleaner.
179 (execute_pre): Fix spacing.
180 (do_fre): Renamed to execute_fre.
182 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
184 * doc/invoke.texi (SPARC options): Document that
185 -mlittle-endian is not supported on Linux either.
187 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
189 PR target/4198
190 PR target/12027
191 * config.gcc (Obsolete configurations): Remove
192 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
193 (sparclite-*-coff*): Delete.
194 (sparclite-*-elf*): Likewise.
195 (sparc86x-*-elf*): Likewise.
196 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
197 * config/sparc/lite.h: Delete.
198 * config/sparc/litecoff.h: Likewise.
199 * config/sparc/liteelf.h: Likewise.
200 * config/sparc/sp86x-elf.h: Likewise.
201 * config/sparc/t-sparclite: Likewise.
202 * config/sparc/t-sp86x: Likewise.
204 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
206 * config/s390/s390-protos.h: (s390_comparison,
207 s390_alc_comparison, s390_slb_comparison, const0_operand,
208 consttable_operand, larl_operand, s_operand,
209 shift_count_operand, bras_sym_operand, load_multiple_operation,
210 store_multiple_operation, s390_plus_operand): Remove prototypes.
211 (s390_legitimate_address_without_index_p): New prototype.
212 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
213 to s390.h.
214 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
215 const0_operand, consttable_operand, larl_operand, s_operand,
216 shift_count_operand, bras_sym_operand, load_multiple_operation,
217 store_multiple_operation, s390_plus_operand): Move to
218 predicates.md.
219 (check_mode): Remove.
220 (s390_branch_condition_mask): Remove 'static'. Move prototype to
221 s390-protos.h.
222 (s390_legitimate_address_without_index_p): New.
223 * config/s390/s390.h (PREDICATE_CODES): Remove.
224 * config/s390/s390.md: Include predicates.md.
225 * config/s390/predicates.md: New.
227 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
229 PR target/20446
230 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
231 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
232 (NEED_INDICATE_EXEC_STACK): Define to 1.
233 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
234 (NEED_INDICATE_EXEC_STACK): Define to 1.
235 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
236 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
237 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
238 (pic_helper_emitted_p): New global.
239 (emit_pic_helper): New function extracted from...
240 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
241 Do not call emit_pic_helper if delay_pic_helper is true.
242 (sparc_expand_prologue): Pass 'false' to load_pic_register.
243 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
244 (sparc_file_end): New function.
246 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
248 * config/mcore/mcore-protos.h: Remove the prototypes for
249 mcore_arith_reg_operand, mcore_general_movsrc_operand,
250 mcore_general_movdst_operand, mcore_reload_operand,
251 mcore_arith_J_operand, mcore_arith_K_operand,
252 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
253 mcore_arith_K_S_operand, mcore_arith_imm_operand,
254 mcore_arith_any_imm_operand, mcore_arith_O_operand,
255 mcore_literal_K_operand, mcore_addsub_operand,
256 mcore_compare_operand, mcore_load_multiple_operation,
257 mcore_store_multiple_operation, mcore_call_address_operand.
258 Add a prototype for const_ok_for_mcore.
259 * config/mcore/mcore.c (mcore_call_address_operand,
260 mcore_general_movsrc_operand, mcore_general_movdst_operand,
261 mcore_arith_reg_operand, mcore_reload_operand,
262 mcore_arith_J_operand, mcore_arith_K_operand,
263 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
264 mcore_arith_M_operand, mcore_arith_imm_operand,
265 mcore_arith_any_imm_operand, mcore_arith_O_operand,
266 mcore_literal_K_operand, mcore_addsub_operand,
267 mcore_compare_operand, mcore_load_multiple_operation,
268 mcore_store_multiple_operation): Move to predicates.md.
269 (const_ok_for_mcore): Export.
270 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
271 * config/mcore/mcore.md: Include predicates.md.
272 * config/mcore/predicates.md: New.
274 * config/mcore/predicates.md: Fix a comment typo.
276 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
277 Adrian Straetling <straetling@de.ibm.com>
279 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
280 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
281 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
282 attribute.
283 ("imul"): Removed from "type" attribute.
284 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
285 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
286 Changed type to imulsi.
287 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
289 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
291 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
292 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
293 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
294 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
295 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
296 (TARGET_SWITCHES, mcore_stack_increment_string)
297 (TARGET_OPTIONS): Delete.
298 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
299 than *_BIT constants.
300 (TARGET_8ALIGN): #undef old definition before redefining to 1.
301 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
302 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
303 (mcore_override_options): Delete mcore_stack_increment code.
304 Change use of M340_BIT to MASK_M340.
305 * config/mcore/mcore.opt: New file.
307 2005-04-04 Ian Lance Taylor <ian@airs.com>
309 * config/arm/arm.c (replace_symbols_in_block): Remove static
310 function.
312 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
314 * config/fr30/fr30-protos.h: Remove the prototypes for
315 stack_add_operand, add_immediate_operand,
316 high_register_operand, low_register_operand, call_operand,
317 di_operand, and nonimmediate_di_operand.
318 * config/fr30/fr30.c (stack_add_operand,
319 add_immediate_operand, high_register_operand,
320 low_register_operand, call_operand, di_operand,
321 nonimmediate_di_operand): Move to predicates.md.
322 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
323 * config/fr30/fr30.md: Include predicates.md.
324 * config/fr30/predicates.md: New.
326 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
327 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
328 mcore_call_address_operand.
330 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
331 general_movsrc_operand.
333 2005-04-04 Alan Modra <amodra@bigpond.net.au>
335 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
336 after freeing.
338 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
340 PR target/14812
341 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
342 a negated value.
344 2005-04-04 Richard Henderson <rth@redhat.com>
345 Jakub Jelinek <jakub@redhat.com>
347 PR rtl-optimization/16104
348 * fold-const.c (fold_unary): Fix folding of vector conversions.
350 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
352 * config.gcc (xstormy16-*-elf): Set extra_options.
353 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
354 * config/stormy16/stormy16.opt: New file.
356 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
358 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
359 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
360 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
361 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
362 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
363 (TARGET_UNIX_ASM): Delete.
364 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
365 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
366 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
367 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
368 * config/pdp11/pdp11.opt: New file.
370 2005-04-03 Roger Sayle <roger@eyesopen.com>
371 Alexandre Oliva <aoliva@redhat.com>
373 PR c++/19199
374 * fold-const.c (non_lvalue): Split tests into...
375 (maybe_lvalue_p): New function.
376 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
377 C++ front-end prior to lowering into gimple form.
379 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
381 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
382 BUILT_IN_STRNCASECMP): New.
383 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
384 and strndup.
386 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
388 PR target/14812
389 * arm.md (addsi3_compare0_for_combiner): Delete.
390 (addsi3_compare0_scratch_for_combiner): Delete.
391 (cmpsi_neg_shiftsi): Delete.
392 (compare_negsi_si): New pattern.
393 (cmpsi_negshiftsi_si): New pattern.
394 (negated_cbranchsi4): Restrict to equality_operator.
396 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
397 template.
399 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
401 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
402 Fix comment typos.
404 * doc/install.texi: Fix a typo.
406 2005-04-03 Steven Bosscher <stevenb@suse.de>
408 PR middle-end/20648
409 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
410 a computed goto if the edge to the computed goto block has
411 incoming abnormal edges. Clarify how the function works.
413 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
415 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
416 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
417 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
418 hash_scan_set, reg_set_between_after_reload_p,
419 reg_used_between_after_reload_p, get_avail_load_store_reg,
420 eliminate_partially_redundant_load): Likewise.
421 * postreload.c (reload_cse_simplify_set,
422 reload_combine_note_use): Likewise.
423 * predict.c (predict_insn, expected_value_to_br_prob,
424 propagate_freq, expensive_function_p): Likewise.
425 * print-rtl.c (print_rtx): Likewise.
426 * profile.c (instrument_edges, instrument_values,
427 compute_branch_probabilities, branch_prob, union_groups,
428 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
429 * protoize.c (in_system_include_dir, file_could_be_converted,
430 file_normally_convertible, gen_aux_info_file, seek_to_line,
431 do_cleaning): Likewise.
432 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
433 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
434 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
436 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
438 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
439 * modulo-sched.c (undo_replace_buff_elem): New structure.
440 (kernel_number_of_cycles, ps_unschedule_node,
441 undo_generate_reg_moves,free_undo_replace_buff,
442 undo_permute_partial_schedule, loop_single_full_bb_p,
443 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
444 build_loops_structure, get_sched_window): New.
445 (generate_reg_moves): Return undo_replace_buff_elem and other
446 fixes.
447 (generate_prolog_epilog): Remove old loop versioning.
448 (sms_schedule): Use loop information and loop_version.
449 (sms_schedule_by_order): Split part of it to get_sched_window.
450 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
451 cfg_layout_finalize and free_dominance_info before/after SMS.
453 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
455 * cfghooks.c (lv_flush_pending_stmts,
456 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
457 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
458 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
459 lv_add_condition_to_bb,
460 lv_adjust_loop_header_phi, extract_cond_bb_edges,
461 flush_pending_stmts): New in cfg_hooks structure.
462 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
463 extract_cond_bb_edges, lv_adjust_loop_header_phi,
464 lv_add_condition_to_bb): New declarations.
465 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
466 bool.
467 (loop_version): Declare.
468 * cfgloopmanip.c (cfghooks.h): Include.
469 (duplicate_loop_to_header_edge): Change return type to bool.
470 (loop_version, lv_adjust_loop_entry_edge): Move here.
471 * cfgrtl.c (cfgloop.h): Include.
472 (rtl_verify_flow_info_1): Fix.
473 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
474 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
475 initialization.
476 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
477 tree_lv_add_condition_to_bb): New.
478 (tree_cfg_hooks): Add new hooks to initialization.
479 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
480 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
482 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
484 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
485 xstormy16_below100_or_register,
486 xstormy16_splittable_below100_or_register, and
487 nonimmediate_nonstack_operand.
489 * config/stormy16/stormy16-protos.h: Remove the prototypes for
490 xstormy16_ineqsi_operator, equality_operator,
491 inequality_operator, shift_operator,
492 xstormy16_below100_operand, xstormy16_below100_or_register,
493 xstormy16_splittable_below100_or_register,
494 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
495 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
496 equality_operator, inequality_operator,
497 xstormy16_below100_operand, xstormy16_below100_or_register,
498 xstormy16_splittable_below100_or_register,
499 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
500 nonimmediate_nonstack_operand, shift_operator): Move to
501 predicates.md.
502 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
503 * config/stormy16/stormy16.md: Include predicates.md.
504 * config/stormy16/predicates.md: New.
506 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
508 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
509 small_int, large_int, reg_or_0_operand, simple_memory_operand,
510 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
511 move_operand, power_of_2_operand): Move to predicates.md.
512 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
513 PREDICATE_CODE): Remove.
514 * config/iq2000/iq2000.md: Include predicates.md.
515 * config/iq2000/predicates.md: New.
517 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
519 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
520 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
521 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
522 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
523 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
524 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
525 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
526 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
527 (TARGET_M68HC11): Delete.
528 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
529 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
530 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
531 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
532 (nb_soft_regs): Delete.
533 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
534 (m68hc11_override_options): Remove the code that caters for MASK_M6811
535 and MASK_M6812 being set simultaneously. Change the code that sets
536 the default m68hc11_soft_reg_count to use integers instead of strings.
537 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
538 m68hc11_soft_reg_count (which now has an int type) as the number
539 of soft registers.
540 * config/m68hc11/m68hc11.opt: New file.
542 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
544 * config/fr30/fr30.h (PREDICATE_CODES): Remove
545 fp_displacement_operand, sp_displacement_operand.
547 * config/m68hc11/m68hc11-protos.h: Add a prototype for
548 m68hcc_auto_inc_p.
549 Remove the prototypes for tst_operand, cmp_operand,
550 stack_register_operand, d_register_operand,
551 hard_addr_reg_operand, splitable_operand,
552 m68hc11_logical_operator, m68hc11_arith_operator,
553 m68hc11_non_shift_operator, m68hc11_shift_operator,
554 m68hc11_unary_operator, m68hc11_eq_compare_operator,
555 non_push_operand, hard_reg_operand, and
556 reg_or_some_mem_operand.
557 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
558 extern.
559 (tst_operand, cmp_operand, non_push_operand,
560 splitable_operand, reg_or_some_mem_operand,
561 stack_register_operand, d_register_operand,
562 hard_addr_reg_operand, hard_reg_operand,
563 m68hc11_eq_compare_operator, m68hc11_logical_operator,
564 m68hc11_arith_operator, m68hc11_non_shift_operator,
565 m68hc11_shift_operator, m68hc11_unary_operator): Move to
566 predicates.md.
567 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
568 * config/m68hc11/m68hc11.md: Include predicates.md.
569 * config/m68hc11/predicates.md: New.
571 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
573 PR debug/19345
574 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
575 change checked in along with 2005-03-03's patch for debug/20253.
576 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
577 (remap_decl): Insert type decl in map earlier.
579 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
581 PR tree-optimization/20640
582 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
583 post-dominator if it has phi nodes.
584 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
585 before dead statements.
587 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
589 PR middle-end/20491
590 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
592 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
594 PR rtl-optimization/20290
595 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
596 in every iteration if the entry point is the exit test.
598 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
600 * config/cris/cris.md (attribute "length"): Define.
602 2005-04-02 Geoffrey Keating <geoffk@apple.com>
604 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
605 (word_offset_memref_operand): New.
606 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
607 (indexed_or_indirect_operand): Delete.
608 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
609 (indexed_or_indirect_operand): Delete.
611 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
613 PR 20650
614 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
615 a register.
617 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
618 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
620 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
622 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
624 2005-04-01 Ian Lance Taylor <ian@airs.com>
626 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
627 (rus, prus): Remove static variables.
628 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
629 (process_command): Permit report_times and use_pipes together.
631 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
633 * c-decl.c (validate_proto_after_old_defn): Look at
634 TYPE_MAIN_VARIANT of argument types.
636 2005-04-01 Paul Brook <paul@codesourcery.com>
638 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
639 (arm_output_function_epilogue): Allow call_via_SP.
640 (thumb_call_via_reg, arm_file_end): Ditto.
641 * config/arm/arm.h (struct machine_function): Include space for SP.
642 (thumb_call_via_label): Update declaration.
644 2005-04-01 Ian Lance Taylor <ian@airs.com>
646 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
647 doing a peephole optimization, once again put any notes in the
648 proper position.
650 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
652 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
654 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
656 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
657 (block_alloc, find_free_reg): Likewise.
658 * loop-doloop.c (doloop_modify): Likewise.
659 * loop-invariant.c (record_use): Likewise.
660 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
661 get_iv_value, canon_condition, eliminate_implied_condition,
662 eliminate_implied_condition, simplify_using_initial_values,
663 shorten_into_mode, canonicalize_iv_subregs,
664 iv_number_of_iterations): Likewise.
665 * loop-unroll.c (expand_var_during_unrolling): Likewise.
666 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
667 unswitch_loop): Likewise.
668 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
669 move_movables, replace_call_address, find_and_verify_loops,
670 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
671 record_giv, final_giv_value, general_induction_var,
672 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
673 loop_giv_dump): Likewise.
675 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
676 GCOV_CHECK_WRITING): Remove.
677 (gcov_position, gcov_rewrite): Use gcc_assert.
678 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
679 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
680 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
681 gcc_assert.
683 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
685 * tree-inline.c: Fix a typo.
687 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
689 * configure.ac (enable-checking): Explicitly set all variables for
690 collective switch values. Alphabetize variables. Rename
691 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
692 synonym for 'no'.
693 * doc/install.texi (enable-checking): Update documentation.
694 * configure: Rebuilt.
696 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
698 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
699 possible.
701 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
703 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
704 Also reject cases where this pattern will cause load delay stalls
705 unless optimizing for size and it will produce a shorter sequence.
706 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
707 variants to avoid pre-adjusting the base when possible.
709 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
711 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
712 the frame and argument pointers.
713 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
714 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
715 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
716 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
717 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
718 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
720 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
722 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
723 with entry for selectany attribute.
724 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
725 Declare.
726 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
727 (i386_pe_asm_named_section): Handle sections generated by
728 selectany attribute.
729 * doc/extend.texi (selectany): Document attribute.
731 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
732 Jan Hubicka <jh@suse.cz>
734 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
735 to fix addresses involving EBP and ESP.
736 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
737 for SUBREGed registers.
738 (legitimate_address_p): Accept SUBREGed registers.
740 2005-04-01 Jakub Jelinek <jakub@redhat.com>
742 PR c++/19406
743 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
744 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
745 for FIELD_DECLs.
747 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
749 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
751 2005-04-01 James E Wilson <wilson@specifixinc.com>
753 PR c++/20505
754 * dwarf2out.c (rtl_for_decl_init): New function.
755 (rtl_for_decl_location): Extracted from here.
756 (tree_add_const_value_attribute): Call rtl_for_decl_init and
757 add_const_value_attribute. Delete initializer_constant_valid_p call.
759 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
761 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
762 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
763 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
764 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
765 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
766 config/i386/i386.md, config/rs6000/predicates.md,
767 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
768 config/s390/s390.c, config/stormy16/stormy16.c,
769 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
770 typos.
772 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
774 PR c/17855
775 * gimplify.c (gimplify_expr): Create a temporary for lvalue
776 COND_EXPR and CALL_EXPR.
778 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
780 PR target/20632
781 * genautomata.c (first_cycle_unit_presence): Check all alternative
782 states for unit presence.
784 * doc/md.texi: Remove remark about impossibility to query unit
785 presence in non nondeterministic automaton state.
787 * config/ia64/ia64.c (get_template): Change order of unit querying.
789 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
791 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
792 obsolete comment.
794 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
796 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
797 flag for edges outside any loops.
799 2005-03-31 Janis Johnson <janis187@us.ibm.com>
801 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
803 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
805 * tree-ssa-alias.c: Follow spelling conventions.
806 * doc/tree-ssa.texi: Fix a typo.
808 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
810 * postreload-gcse.c: Include target.h.
811 (gcse_after_reload_main): Return early if we cannot modify jumps.
812 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
814 2005-03-31 David Edelsohn <edelsohn@gnu.org>
816 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
817 expensive operations.
819 2005-03-31 Ian Lance Taylor <ian@airs.com>
821 * collect2.c (lderrout): New variable.
822 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
823 if it is set, to stderr.
824 (handler): Unlink lderrout if it is set.
825 (dump_file): Add "to" parameter. Change all callers.
826 (main): Initialize lderrout.
827 (collect_execute): Add errname parameter. Change all callers.
828 Rename redir parameter to outname. Never pass
829 PEX_STDERR_TO_STDOUT to pex_run.
830 * collect2.h (collect_execute, dump_file): Update declarations.
831 * tlink.c (tlink_execute): Add errname parameter. Change all
832 callers.
833 (do_tlink): Check lderrout as well as ldout.
835 2005-03-31 Caroline Tice <ctice@apple.com>
837 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
838 (bb-reorder.o): Add errors.h to list of requirements.
839 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
840 profiledbootstrap flags.
841 * bb-reorder.c (errors.h): Add new include.
842 (struct bbro_basic_block_data_def): Add new field, in_trace.
843 (add_unlikely_executed_notes): Remove function.
844 (mark_bb_for_unlikely_executed_section): Remove function.
845 (insert_section_boundary_note): New function.
846 (verify_hot_cold_block_grouping): New function.
847 (push_to_next_round_p): Remove variables and tests that push all
848 cold blocks to last round.
849 (find_traces): Remove code that added extra round of trace finding
850 when doing partitioning.
851 (find_traces_1_round) : Remove variable last_round; add code to
852 update new struct field, in_trace; correct trace_length where it was
853 incorrect before (after call to copy_bb); change code that pushed all
854 cold blocks to last round. Instead verify that all blocks going into
855 a trace belong in the same partition.
856 (connect_traces): Modify to connect the traces in two passes, if the
857 function contains both hot and cold blocks. The first pass connects
858 all the traces for blocks in the partition that the first block in
859 the function belongs to; the second pass connnects all the traces
860 containing blocks that belong in the other partition.
861 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
862 code that automatically put the first block in a function into the
863 hot partition if the function had any hot blocks.
864 (fix_crossing_unconditional_branches): Check number of succ edges
865 before attempting to get one.
866 (fix_edges_for_rarely_executed_code): Update comment describing
867 function.
868 (reorder_basic_blocks): Add code to initialize new field (in_trace);
869 remove call to add_unlikely_executed_notes; add call to
870 verify_hot_cold_block_grouping.
871 (duplicate_computed_gotos): Don't change computed goto if it's a
872 crossing edge.
873 (partition_hot_cold_basic_blocks): Update function comment.
874 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
875 condition.
876 (try_forward_edges): Likewise.
877 (merge_blocks_move_predecessor_nojumps): Likewise.
878 (merge_blocks_move_successor_nojumps): Likewise.
879 (merge_blocks_move): Likewise.
880 (try_crossjump_bb): Likewise.
881 * cfglayout.c (update_unlikely_executed_notes): Remove function.
882 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
883 notes to cold bb's; remove call to update_unlikely_executed_notes.
884 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
885 NOTE_INSN_SWITCH_TEXT_SECTIONS.
886 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
887 function declaration.
888 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
889 from consideration.
890 (rtl_can_merge_blocks): Remove redundancy from condition.
891 (try_redirect_by_replacing_jump): Likewise.
892 (force_nonfallthru_and_redirect): Remove code for adding
893 UNLIKELY_EXECUTED_CODE notes to cold bb's.
894 (commit_one_edge_insertion): Likewise.
895 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
896 * dbxout.c (FORCE_TEXT): Replace function_section with
897 current_function_section.
898 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
899 function, switch_text_section.
900 (struct xcoff_debug): Likewise.
901 (dbxout_function_end): Add code to put out label diffs for both
902 hot and cold sections.
903 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
904 for new debug_hooks funciton, switch_text_section..
905 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
906 switch_text_section.
907 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
908 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
909 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
910 dw_fde_switched_sections.
911 (output_call_frame_info): Add test to see if function switches text
912 sections in the middle; if so, use appropriate extra hot and cold
913 section labels to compute size deltas for the hot and cold sections.
914 (dwarf2out_begin_prologue): Add code to initialize new fields in
915 dw_fde_struct.
916 (dwarf2out_switch_text_section): New function (invoked through
917 debug_hook); updates new fields in dw_fde_struct appropriately and
918 increments separate_line_info_table_in_use.
919 (dwarf2_debug_hooks): Initialize switch_text_section function to be
920 dwarf2out_switch_text_section.
921 (struct var_loc_node): Add new field, section_label.
922 (output_aranges): Add code to check whether in hot or cold section and
923 use the appropriate label in calculating deltas.
924 (output_ranges): Likewise.
925 (output_line_info): Add code to check which section we're in and
926 use appropriate hot/cold label.
927 (add_location_or_constant_value_attribute): Likewise.
928 (gen_subprogam_die): Modify arange attributes to use correct labels.
929 (dwarf2out_begin_block): Change call to function_section into call to
930 current_function_section.
931 (dwarf2out_end_block): Likewise.
932 (dwarf2out_source_line): Likewise.
933 (dwarf2out_var_location): Add code to check whether in hot or cold
934 section and use the appropriate label.
935 * except.c (output_function_exception_table): Change call to
936 function_section into call to current_function_section.
937 * final.c (profile_function): Likewise.
938 (scan_ahead_for_unlikely_executed_note): Remove function.
939 (final_scan_insn): Remove calls to
940 scan_ahead_for_unlikely_executed_note, and related code for switching
941 to cold section, except for the single time
942 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
943 debug_hooks->switch_text_sections; replace appropriate calls to
944 function_section with calls to current_function_section.
945 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
946 test_bb to condition.
947 (find_if_case_2): Likewise.
948 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
949 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
950 * opts.c (decode_options): Change warning about hot/cold partitioning
951 with exceptionss to inform (so as not to cause bootstrap failures);
952 remove warning about partitioning with DWARF debug info.
953 * output.h (current_function_section): Add new function decl.
954 (insert_section_boundary_note): Likewise.
955 (enum in_section): Move this declaration here from varasm.c.
956 (unlikely_section_label): Likewise.
957 (unlikely_text_section_name): Likewise.
958 (last_text_section_name): New global variable.
959 (last_text_section): Likewise.
960 (hot_section_label): Likewise.
961 (hot_section_end_label): Likewise.
962 (cold_section_end_label): Likewise.
963 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
964 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
965 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
966 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
967 insn from consideration.
968 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
969 switch_text_section.
970 * varasm.c (basic-block.h): Add new include.
971 (unlikely_section_label_printed): Remove global variable.
972 (unlikely_section_label): Make global variable not be static any more.
973 (unlikely_text_section_name): Likewise.
974 (hot_section_end_label): New global variable (not static)
975 (first_function_block_is_cold): Likewise.
976 (hot_section_label): Likewise.
977 (cold_section_end_label): Likewise..
978 (last_text_section): New global variable, not static.
979 (last_text_section_name): New global variable, not static.
980 (initialize_cold_section_name): New function.
981 (enum in_section): Move declaration to output.h.
982 (text_section): Update last_text_section.
983 (unlikely_text_section): Replace code to determine cold section name
984 with call to initialize_cold_section_name; Add code to update
985 last_text_section; remove code for printing out label.
986 (named_section_real): Add code to update last_text_section and
987 last_text_section_name as appropriate.
988 (function_section): Change test for 'unlikely' to depend on
989 first_function_block_is_cold (moved old test to
990 current_function_section).
991 (current_function_section): New function.
992 (assemble_start_function): Move code that frees
993 unlikely_text_section_name; initialize hot_section_end_label;
994 print hot and cold section labels at the start of the function;
995 set first_function_block_is_cold, if appropriate; initialize l
996 ast_text_section; add call to insert_section_boundary_note.
997 (assemble_end_function): Add code to write out hot and cold section
998 end labels.
999 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
1000 switch_text_section.
1001 * config/darwin.c (machopic_select_section): Replace incorrect
1002 function in base_funs; update reloc for cold sections if necessary.
1003 * config/darwin.h (SECTION_FUNCTION): Add code to update
1004 last_text_section if appropriate.
1005 (text_unlikely_section): Remove.
1006 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
1007 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
1008 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
1009 partitioning for this architecture.
1011 2005-03-31 Olivier Hainque <hainque@adacore.com>
1013 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
1014 defined and non-zero.
1016 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
1018 PR c++/18644
1019 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
1020 semantics.
1022 2005-03-31 Alan Modra <amodra@bigpond.net.au>
1024 PR target/20611
1025 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
1026 label operand. Remove (use (unspec..)). Don't emit a label on
1027 the offset word.
1028 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
1029 generate inline label for load_toc_v4_PIC_1b.
1030 (rs6000_emit_load_toc_table): Likewise.
1032 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1034 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
1035 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
1037 2005-03-29 Devang Patel <dpatel@apple.com>
1039 * tree-sra.c (decide_block_copy): Disable scalarization of
1040 sub-elements.
1042 2005-03-30 Stuart Hastings <stuart@apple.com>
1043 Dale Johannesen <dalej@apple.com>
1045 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
1046 * print-tree.c (print_node): Add case STATEMENT_LIST.
1048 2005-03-31 Alan Modra <amodra@bigpond.net.au>
1050 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
1051 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
1052 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
1053 is given with "powerpc64*" or "all", or when --with-cpu chooses
1054 a 64-bit cpu.
1056 2005-03-30 James E. Wilson <wilson@specifixinc.com>
1058 PR debug/20268
1059 * dwarf2out.c (add_high_low_attributes): New function, extracted from
1060 gen_lexical_block_die.
1061 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
1063 2005-03-31 Jan Hubicka <jh@suse.cz>
1065 2004-11-02 Jan Hubicka <jh@suse.cz>
1067 * cgraph.c (cgraph_varpool_node_name): New function.
1068 (dump_cgraph_varpool_node): New function.
1069 (dump_varpool): New function.
1070 * cgraphunit.c (cgraph_optimize): Dump varpool.
1072 2004-10-16 Jan Hubicka <jh@suse.cz>
1074 * cgraph.c (decide_is_variable_needed): New function.
1075 (cgraph_varpool_finalize_decl): Use it.
1076 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
1077 unit-at-a-time.
1078 * final.c (output_addr_const): Do not call mark_referenced.
1079 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
1080 always go via cgraph.
1081 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
1082 (check_global_declarations): Ifdef out code clearing DECL_RTL.
1083 * tree-optimize.c (execute_inline): Mark functions called.
1084 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
1086 2004-10-11 Jan Hubicka <jh@suse.cz>
1088 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
1089 (cgraph_varpool_last_needed_node): New static variable.
1090 (enqueue_needed_varpool_node): Break out from ...; add items to the
1091 end of queue; update first pointers.
1092 (cgraph_varpool_mark_needed_node): ... here.
1093 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
1094 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
1095 * cgraph.h (cgraph_varpool_node): Add analyzed field.
1096 (cgraph_varpool_first_unanalyzed_node): Declare.
1097 * cgraphunit.c: Include output.h.
1098 (cgraph_varpool_analyze_pending_decls): New function.
1099 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
1100 for errors, analyze pending decls.
1101 (cgraph_finalize_compilation_unit): Only analyze decls.
1102 (cgraph_optimize): Assemble the decls after expanding.
1104 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
1106 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
1107 subvars get marked properly in tags for grouping.
1108 (add_pointed_to_var): Mark only actual pointed to
1109 variables/subvars in addresses needed.
1110 (create_overlap_variables_for): Clear call clobbered on original
1111 variable.
1112 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
1113 addresable vars with subvars into list.
1114 * tree-ssa.c (verify_ssa_name): Verify original is not used where
1115 subvar should be.
1117 2005-03-30 Richard Henderson <rth@redhat.com>
1119 * cgraph.h (struct cgraph_node): Add alias.
1120 * varasm.c (assemble_alias): Set it.
1121 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
1122 avoid calling cgraph_expand_function.
1124 2005-03-30 Tom Tromey <tromey@redhat.com>
1126 * tree.def (FILE_TYPE): Removed.
1127 * typeclass.h (enum type_class): Removed file_type_class.
1128 * dwarf2out.c (is_base_type): Updated.
1129 (gen_type_die): Likewise.
1130 * dbxout.c (dbxout_type): Updated.
1131 * builtins.c (type_to_class): Updated.
1132 * tree.c (type_contains_placeholder_1): Updated.
1133 * config/sparc/sparc.c (sparc_type_code): Updated.
1134 * config/ia64/ia64.c (hfa_element_mode): Updated.
1135 * expr.c (count_type_elements): Updated.
1136 * stor-layout.c (layout_type): Updated.
1137 * tree-inline.c (remap_type): Updated.
1138 * tree-pretty-print.c (dump_generic_node): Updated.
1140 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
1142 * builtins.c (expand_builtin_powi): Fix mode of
1143 2nd argument to match int.
1144 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
1145 2nd argument type to int.
1146 * libgcc2.c: Change prototype of __powi* functions to use
1147 int.
1149 2005-03-30 Dale Johannesen <dalej@apple.com>
1151 PR middle-end/19225
1152 * calls.c (expand_call): Flush pending deferrals before
1153 throwing call.
1155 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1157 PR c/772
1158 PR c/17913
1159 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
1160 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
1161 c_label_context, label_context_stack): New.
1162 * c-decl.c (define_label): Check for jumps into statement
1163 expressions. Add label to list of defined labels.
1164 (start_function): Push context on label_context_stack.
1165 (finish_function): Pop context from label_context_stack.
1166 * c-typeck.c (label_context_stack): New.
1167 (c_finish_goto_label): Check for jumps into statement
1168 expressions. Add label to list of jumped to labels.
1169 (struct c_switch): Add blocked_stmt_expr.
1170 (c_start_case): Initialize it.
1171 (do_case): Check it.
1172 (c_finish_case): Verify !blocked_stmt_expr.
1173 (c_begin_stmt_expr): Push context on label_context_stack.
1174 Increment blocked_stmt_expr. Mark labels jumped to from outside
1175 as undefinable.
1176 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
1177 defined in the statement expression and no longer jumpable to.
1178 Mark labels jumped to from just outside the statement expression
1179 as again definable. Pop context from label_context_stack.
1180 * doc/extend.texi (Statement Exprs): Update.
1182 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1184 PR c/20368
1185 * c-decl.c (start_function): Check for old_decl being
1186 error_mark_node.
1188 2005-03-30 Ian Lance Taylor <ian@airs.com>
1190 * final.c (final): Remove prescan parameter. Change all callers.
1191 (final_scan_insn): Remove prescan parameter. Change all callers.
1193 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
1195 * tree-vectorizer.c: Fix comment typos.
1197 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
1199 * tree-scalar-evolution.c (instantiate_parameters_1): Return
1200 as soon as a chrec_dont_know is detected.
1202 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
1204 Merge from csl-arm-branch.
1205 2004-02-12 Mark Mitchell <mark@codesourcery.com>
1207 * tlink.c (recompile_files): Do not assume that "rename" can
1208 overwrite an existing file.
1210 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
1212 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
1213 * gcc/configure: Regenerate.
1215 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1217 * doc/install.texi: Update binutils requirement for powerpc*-linux.
1219 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
1221 * calls.c (struct arg_data): Update "partial" comment.
1222 (load_register_parameters): Update "nregs" comment.
1224 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1226 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
1227 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
1228 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
1229 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
1230 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
1231 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
1232 than target_flags & 0.
1233 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
1234 (iq2000_arch, iq2000_parse_cpu): Delete.
1235 (TARGET_HANDLE_OPTION): Override default.
1236 (iq2000_handle_option): New function.
1237 (override_options): Remove -march= and -mcpu= handling.
1238 * config/iq2000/iq2000.opt: New file.
1240 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1242 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
1243 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
1244 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
1245 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
1246 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
1247 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
1248 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
1249 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
1250 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
1251 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
1252 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
1253 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
1254 (c4x_rpts_cycles_string, c4x_cpu_version_string)
1255 (TARGET_OPTIONS): Delete.
1256 (c4x_rpts_cycles, c4x_cpu_version): Declare.
1257 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
1258 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
1259 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
1260 (c4x_cpu_version_string): Delete.
1261 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1262 (c4x_handle_option): New function. Map -m3x and -m4x options to the
1263 equivalent -mcpu= option.
1264 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
1265 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
1266 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
1267 or clearing the appropriate MASK_* bit.
1268 (c4x_file_start): Use c4x_cpu_version.
1269 * config/c4x/c4x.opt: New file.
1271 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1273 * doc/options.texi: Document the new MaskExists flag.
1274 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
1275 if the option has the MaskExists flag.
1277 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1279 * opt-functions.awk (flag_set_p, test_flag): New functions.
1280 (switch_flags): Use them.
1281 * opth-gen.awk: Use flag_set_p to check for flags.
1282 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
1284 2005-03-30 Ian Lance Taylor <ian@airs.com>
1286 * config.host (i[34567]86-*-mingw32*): Don't set
1287 host_can_use_collect2 to no.
1289 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1291 PR target/20203
1292 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
1293 Remove convert_memory_address call duplicating that in memory_address.
1295 2005-03-29 Richard Henderson <rth@redhat.com>
1297 PR c/20519
1298 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
1299 (build_compound_literal): Likewise. Propagate decl type into the
1300 initializer.
1301 (finish_decl): Likewise. Use new return value from complete_array_type
1302 for zero sized arrays.
1303 (complete_array_type): Move ...
1304 * c-common.c (complete_array_type): ... here. Change first argument
1305 to pointer-to-type-node. Consistently use sizetype for the index
1306 except for zero sized arrays. Detect zero sized arrays for pedantic
1307 mode diagnostics. Create a new type node instead of modifying the
1308 old node in place.
1309 * c-tree.h (complete_array_type): Move decl ...
1310 * c-common.h (complete_array_type): ... here.
1312 2005-03-29 Richard Henderson <rth@redhat.com>
1314 PR tree-opt/19108
1315 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
1317 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
1319 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
1320 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
1321 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
1322 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
1324 2005-03-29 Eric Christopher <echristo@redhat.com>
1326 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
1327 truthvalue conversion removal.
1329 2005-03-29 Ian Lance Taylor <ian@airs.com>
1331 PR bootstrap/14316
1332 * collect2.c: Never include <vfork.h>.
1333 (VFORK_STRING, vfork): Don't define.
1334 (pid): Remove global variable.
1335 (handler): Call raise instead of kill (getpid(), ...).
1336 (collect_wait): Add pex parameter. Change all callers. Use
1337 pex_get_status rather than pwait.
1338 (do_wait): Add pex parameter. Change all callers.
1339 (collect_execute): Return struct pex_obj * rather than void. Use
1340 pex routines rather than pexecute.
1341 (fork_execute): Get pex_obj from collect_execute, and pass it to
1342 do_wait.
1343 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
1344 Only declare quit_handler if SIGQUIT is defined.
1345 (scan_libraries): Likewise.
1346 * collect2.h (collect_execute): Update declaration.
1347 (collect_wait): Update declaration.
1348 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
1349 pass it to collect_wait.
1351 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
1353 PR c/20672
1354 * c-parser.c (c_parser_compound_statement_nostart): Give error
1355 message for EOF instead of just setting parser->error.
1357 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
1359 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
1360 (slpeel_update_phi_nodes_for_guard1): New function.
1361 (slpeel_update_phi_nodes_for_guard2): New function.
1362 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
1363 of slpeel_update_phi_nodes_for_guard.
1364 (vectorize_loops): Remove call to loop_closed_rewrite.
1365 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
1366 assertion.
1368 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
1370 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
1371 (TARGET_LITTLE_ENDIAN): New macro.
1372 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
1373 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
1374 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
1375 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
1376 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
1377 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
1378 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
1379 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
1380 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
1381 (TARGET_OPTIONS): Delete.
1382 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
1383 (CACHE_FLUSH_TRAP): Turn into an integer.
1384 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
1385 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
1386 -mflush-trap is in use.
1387 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
1388 (m32r_cache_flush_trap_string): Delete.
1389 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
1390 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
1391 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
1392 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1393 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
1394 -mmodel= and -msdata= handling from...
1395 (m32r_init): ...here.
1396 * config/m32r/m32r.opt: New file.
1398 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
1400 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
1401 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
1402 * tree-vect-analyze.c (vect_object_analysis): additional parm
1403 pass back a "struct ptr_info_def *" with the points-to info.
1404 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
1405 statement using info returned from vect_object_analysis.
1406 * tree-vect-transform.c (update_vuses_to_preheader): New function.
1407 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
1408 for virtual uses and defs when creating a replacement vector
1409 reference. Call duplicate_ssa_name_ptr_info to define points-to
1410 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
1411 (vectorizable_store): copy_virtual_operands and update
1412 definition statements.
1413 (vectorizable_load): copy_virtual_operands. Remove call to
1414 mark_call_clobbered_vars_to_rename for call to "const" builtin.
1415 * tree-vectorizer.c (vectorize_loops): Remove calls to
1416 rewrite_into_ssa and bitmap_clear (vars_to_rename).
1417 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
1418 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
1419 define macro STMT_VINFO_PTR_INFO for use in accessing.
1420 * tree.h add export of duplicate_ssa_name_ptr_info.
1421 * rs6000.c (altivec_init_builtins): Declare builtin function
1422 __builtin_altivec_mask_for_load to be "const".
1424 2005-03-29 Jakub Jelinek <jakub@redhat.com>
1426 PR middle-end/20622
1427 * cgraph.h (struct cgraph_varpool_node): Add alias field.
1428 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
1429 assemble_variable on aliases.
1430 * varasm.c (assemble_alias): Set node->alias.
1431 * toplev.c (wrapup_global_declarations): Don't call
1432 rest_of_decl_compilation on aliases again.
1434 2005-03-29 Paul Brook <paul@codesourcery.com>
1436 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
1437 * config/arm/arm.c (arm_dbx_register_number): New function.
1438 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
1440 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
1442 PR middle-end/20263
1443 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
1444 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
1446 2005-03-29 Dale Johannesen <dalej@apple.com>
1448 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
1449 $(TREE_H) and $(COVERAGE_H).
1450 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
1451 * opts.c (common_handle_option): Enable tree-based value transforms.
1452 * toplev.c (process_options): Ditto.
1453 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
1454 refers to references to this type.
1455 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
1456 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
1457 for may_be_more, may_be_less.
1458 (rtl_gen_pow2_profiler): Adjust.
1459 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
1460 (rtl_gen_one_value_profiler): Adjust.
1461 (rtl_gen_const_delta_profiler): Adjust.
1462 * tree-profile.c (tree_gen_interval_profiler): Implement.
1463 (tree_gen_pow2_profiler): Ditto.
1464 (tree_gen_one_value_profiler): Ditto.
1465 (tree_profiling): New.
1466 (pass_tree_profile): Reference it.
1467 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
1468 tree.h, gcov-io.h.
1469 (insn_divmod_values_to_profile): Rename to
1470 rtl_divmod_values_to_profile. Adjust.
1471 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
1472 (insn_prefetch_values_to_profile): Adjust.
1473 (rtl_value_profile_transformations): Adjust.
1474 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
1475 (gen_mod_pow2): Rename to rtl_mod_pow2.
1476 (gen_mod_subtract): Rename to rtl_mod_subtract.
1477 (divmod_fixed_value_transform): Rename to
1478 rtl_divmod_fixed_value_transform.
1479 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
1480 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
1481 (rtl_find_values_to_profile): Adjust.
1482 (tree_value_profile_transformations): Implement.
1483 (tree_divmod_values_to_profile): New.
1484 (tree_values_to_profile): New.
1485 (tree_divmod_fixed_value): New.
1486 (tree_mod_pow2): New.
1487 (tree_mod_subtract): New.
1488 (tree_divmod_fixed_value_transform): New.
1489 (tree_mod_pow2_value_transform): New.
1490 (tree_mod_subtract_transform): New.
1491 (tree_find_values_to_profile): Implement.
1492 * profile.c (instrument_values): Free histograms.
1493 (compute_value_histograms): Adjust. Implement tree version.
1495 2005-03-29 Uros Bizjak <uros@kss-loka.si>
1497 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
1498 * config/i386/i386.c (output_fix_trunc): Add new round_mode
1499 variable. Output "fldcw" depending on round_mode.
1500 * config/i386/i386.md (UNSPEC_FIST): New.
1501 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
1502 New isns patterns to implement lrint and llrint built-ins as x87
1503 intrinsic function.
1504 (fistdi2, fist<mode>2 splitters): New splitters.
1505 (lrint<mode>2): New expanders.
1507 2005-03-28 Ian Lance Taylor <ian@airs.com>
1509 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
1510 0 when calling final_scan_insn.
1512 2005-03-28 Jan Hubicka <jh@suse.cz>
1514 PR middle-end/20635
1515 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
1516 as needed.
1518 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
1519 types where possible.
1521 2005-03-26 Per Bothner <per@bothner.com>
1523 Make -f[no-]show-column also control non-cpp diagnostics.
1524 * c.opt (fshow-column): Move option from here ...
1525 * common.opt (fshow-column): ... to here.
1526 * diagnostic.c (diagnostic_build_prefix): Only print column number
1527 if flag_show_column.
1529 2005-03-27 Steven Bosscher <stevenb@suse.de>
1531 * vax-protos.h (vax_output_int_move, vax_output_int_add,
1532 vax_output_conditional_branch): New prototypes.
1533 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
1534 extracted from vax.md mov and add patterns.
1535 (vax_output_conditional_branch): New function to output conditional
1536 branch instructions.
1537 * vax.md: Use mode macros for arithmetic and mov patterns.
1538 Use code macros for the jump patterns.
1540 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1542 * Makefile.in (libbackend.o): Depend on version files;
1543 add custom generation command.
1545 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1547 PR target/20636
1548 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
1549 sure that we have a REG before getting its REGNO.
1551 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1553 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
1554 * builtins.def (BUILT_IN_STRNDUP): New.
1556 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
1558 PR tree-optimization/20470
1559 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
1560 ABS(x-y).
1562 2005-03-25 Mike Stump <mrs@apple.com>
1564 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
1565 sized objects.
1567 2005-03-25 Geoffrey Keating <geoffk@apple.com>
1569 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
1570 Use our own structure definitions.
1572 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
1573 (fix_truncdfsi2): Allow registers or memory as destination.
1574 When TARGET_PPC_GFXOPT, generate simplified pattern.
1575 (fix_truncdfsi2_internal): Use define_insn_and_split.
1576 (fix_truncdfsi2_internal_gfxopt): New.
1577 (fctiwz): Don't confuse register allocation by giving it no choices.
1578 (stfiwx): New.
1579 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
1580 (EXTRA_MEMORY_CONSTRAINT): Likewise.
1581 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
1582 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
1584 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1586 * dominance.c (free_dominance_info): Speed up by freeing et
1587 data structures without maintaining other nodes.
1588 * et-forest.c (et_free_tree_force): New.
1589 * et-forest.h: Add a prototype for et_free_tree_force.
1591 * tree.c (get_set_constructor_bits,
1592 get_set_constructor_bytes): Remove.
1593 * tree.h: Remove the corresponding prototypes.
1595 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
1597 PR target/15491
1598 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
1599 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
1600 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
1601 PRE_DEC, NEG and NOT.
1603 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1605 * fold-const.c: Convert uses of fold (build (...)) to
1606 fold_buildN.
1608 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
1610 PR rtl-optimization/20249
1611 * cse.c (insert_regs): Do not record equivalence of registers in
1612 different modes.
1614 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
1616 * emit-rtl.c (reverse_comparison): Remove.
1617 * rtl.h: Remove the corresponding prototype.
1619 2005-03-24 James E Wilson <wilson@specifixinc.com>
1621 * doc/install.texi (--enable-altivec): Delete docs.
1623 2005-03-24 David Edelsohn <edelsohn@gnu.org>
1625 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
1626 SFmode and DFmode before reload when
1627 flag_unsafe_math_optimizations not enabled.
1629 2005-03-24 Geoffrey Keating <geoffk@apple.com>
1631 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
1633 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
1634 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
1636 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
1638 * configure.ac (enable-checking): Add 'runtime' option.
1639 * doc/install.texi (enable-checking): Document 'runtime' checking.
1640 * tsystem.h (gcc_assert, gcc_unreachable): Define.
1641 * config.in: Regenerated.
1642 * configure: Regenerated.
1644 2005-03-23 Uros Bizjak <uros@kss-loka.si>
1646 * optabs.h (enum optab_index): Remove OTI_llrint.
1647 (llrint_optab): Remove macro.
1648 * optabs.c (init_optabs): Remove llrint_optab initialization.
1649 * genopinit.c (optabs): Remove llrint_optab implementation.
1650 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
1651 using lrint_optab.
1653 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
1655 PR rtl-optimization/20532
1656 * simplify-rtx.c (simplify_binary_operation_1): Protect from
1657 overflow when adding coefficients for PLUS or MINUS.
1658 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
1659 two as multiplier.
1661 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1663 * langhooks.h (truthvalue_conversion): Remove.
1664 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
1665 LANG_HOOKS_TRUTHVALUE_CONVERSION.
1666 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
1667 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
1668 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
1670 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
1672 * params.def: Fix a typo.
1673 * config/mips/mips.c: Follow the spelling convensions.
1674 * doc/invoke.texi: Fix typos.
1676 2005-03-18 Dale Johannese <dalej@apple.com>
1678 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
1680 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
1682 Fix PR tree-optimization/20601
1684 * tree-ssa-pre.c (insert_aux): Add missing condition to
1685 constification.
1687 2005-03-23 Ian Lance Taylor <ian@airs.com>
1689 * final.c (final_scan_insn): Don't remove no-op instructions.
1690 * reload1.c (reload): Remove simple no-op instructions even when
1691 not optimizing.
1693 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
1695 PR tree-optimization/20501
1696 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
1697 reporting that peeling for alignment is applied moved to...
1698 * (vect_analyze_data_refs_alignment): Here.
1700 2005-03-23 Ian Lance Taylor <ian@airs.com>
1702 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
1704 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1706 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
1707 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
1709 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
1711 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
1712 imply that this is called once, independent of asms in code.
1713 Adjust to now being pased output and input lists. Mention helper
1714 function decl_overlaps_hard_reg_set_p.
1715 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
1716 hook_tree_tree_identity and to take three trees, returning third.
1717 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
1718 prototype.
1719 * stmt.c: include hard-reg-set.h before tree.h.
1720 (decl_overlaps_hard_reg_set_p): New function, broken out from...
1721 (decl_conflicts_with_clobbers_p): Call
1722 decl_overlaps_hard_reg_set_p.
1723 (expand_asm_operands): Pass output and input lists in call to
1724 targetm.md_asm_clobbers.
1725 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
1726 hook_tree_tree_tree_tree_3rd_identity.
1727 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
1728 parameters.
1729 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
1730 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
1731 parameters, first two unused.
1732 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
1733 parameters. Only add MOF to clobbers if there's no 'h' mentioned
1734 in constraint letters and MOF is not mentioned as a asm-declared
1735 register in neither of the input and output lists.
1737 2005-03-23 DJ Delorie <dj@redhat.com>
1739 * optabs.c (expand_binop): Make sure the first subword's result
1740 gets stored.
1742 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1744 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
1745 Call c_common_truthvalue_conversion rather than
1746 lang_hooks.truthvalue_conversion.
1747 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
1748 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
1749 c-typeck.c.
1750 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
1751 c_common_truthvalue_conversion.
1752 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
1753 c_parser_conditional_expression, c_parser_binary_expression): Call
1754 c_objc_common_truthvalue_conversion.
1755 * c-typeck.c (build_unary_op): Call
1756 c_objc_common_truthvalue_conversion.
1757 (build_conditional_expr): Do not call
1758 lang_hooks.truthvalue_conversion.
1759 (build_binary_op): Call c_common_truthvalue_conversion.
1760 (c_objc_common_truthvalue_conversion): Moved from
1761 c-objc-common.c. Call default_function_array_conversion instead
1762 of default_conversion.
1764 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1766 * c-common.h (default_conversion): Remove.
1767 (perform_integral_promotions): Add.
1768 * c-tree.h (default_conversion): Add.
1769 * c-typeck.c (perform_integral_promotions): New, split out from
1770 default_conversion.
1771 * c-common.c (check_case_value): Use perform_integral_promotions,
1772 not default_conversion.
1773 (c_add_case_label): Don't continue processing case label after
1774 found to be pointer.
1776 2005-03-23 Mark Mitchell <mark@codesourcery.com>
1778 * gcc.c (do_spec_1): Do not add a -L path for a directory in
1779 the prefix list if we have already added a multilib directory
1780 based on that path.
1781 (main): Do not add MD_EXEC_PREFIX to the list of directories to
1782 search with -L.
1784 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1786 * reload1.c (indirect_symref_ok, reload_obstack): Make them
1787 static.
1788 * reload.h: Remove the prototype for indirect_symref_ok.
1790 * reload1.c (indirect_symref_ok): Make it global.
1791 * reload.h: Add a prototype for indirect_symref_ok.
1793 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
1795 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
1796 ashlhi3 expander.
1798 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1800 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
1802 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
1804 * c-opts.c (c_common_parse_file): Only start/end main source file
1805 if debug hooks says the writer wants it.
1806 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
1807 member.
1808 (xcoff_debug_hooks): Ditto.
1809 * debug.c (do_nothing_hooks): Ditto.
1810 * debug.h (gcc_debug_hooks): Ditto.
1811 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
1812 * sdbout.c (sdb_debug_hooks): Ditto.
1813 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
1815 2005-03-22 Mark Mitchell <mark@codesourcery.com>
1817 * doc/extend.texi: Deprecate C++ min/max operators.
1819 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
1821 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
1822 artificial original candidates.
1824 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
1825 Jan Hubicka <jh@suse.cz>
1826 Steven Bosscher <stevenb@suse.de>
1828 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
1829 call cost based on argument sizes.
1830 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
1831 inlining.
1832 * params.def: (max-inline-inssn-single): Set to 450.
1833 (max-inline-insns-auto): Set to 90.
1834 (max-inline-insns-recursive): Set to 450
1835 (max-inline-insns-recursive-auto): Set to 450.
1836 (large-function-insns): Set to 2700.
1837 (inline-call-cost): New parameter.
1838 * tree-inline.c (estimate_move_cost): New function.
1839 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
1840 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
1841 based on arguments.
1842 * tree-inline.h (estimate_move_cost): Declare.
1843 * invoke.texi: (max-inline-inssn-single): Change default to 450.
1844 (max-inline-insns-auto): Change default to 90.
1845 (max-inline-insns-recursive): Change default to 450
1846 (max-inline-insns-recursive-auto): Change default to 450.
1847 (large-function-insns): Change default to 2700.
1848 (inline-call-cost): Document new parameter.
1850 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1852 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
1853 (TARGET_DEFAULT): Delete.
1854 * config/i860/i860.opt: New file.
1856 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1858 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
1859 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1860 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1861 (frv_sched_lookahead): Delete.
1862 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
1863 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
1864 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
1865 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
1866 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
1867 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
1868 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
1869 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
1870 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
1871 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
1872 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
1873 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
1874 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
1875 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
1876 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
1877 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
1878 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
1879 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
1880 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
1881 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
1882 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
1883 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
1884 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
1885 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1886 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1887 (frv_sched_lookahead): Delete.
1888 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
1889 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1890 (frv_handle_option): New function. Move -mcpu= handling from...
1891 (frv_override_options): ...here. Remove handling of other
1892 TARGET_OPTIONS.
1893 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
1894 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
1895 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
1896 and TARGET_NO_MULTI_CE.
1897 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
1898 !TARGET_VLIW_BRANCH.
1899 * config/frv/frv.opt: New file.
1901 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1903 * fold-const.c (fold_ternary): Take decomposed arguments of
1904 CALL_EXPR.
1905 (fold): Update a call to fold_ternary.
1907 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
1908 * tree.h: Add corresponding prototypes.
1910 2005-03-22 Jakub Jelinek <jakub@redhat.com>
1912 PR target/20561
1913 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
1914 between jump table and its label.
1915 * final.c (shorten_branches): Handle notes in between ADDR_VEC
1916 resp. ADDR_DIFF_VEC and the label preceeding it.
1917 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
1918 is emitted in the right section.
1920 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1922 * fold-const.c (fold_unary, fold_binary): Update comments
1923 about arguments.
1925 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
1927 PR rtl-optimization/20527
1928 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
1929 REG_INC note, test that the register also isn't mentioned in PRED
1930 or SUCC.
1932 2005-03-22 Ben Elliston <bje@au.ibm.com>
1934 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
1935 and definition.
1937 2005-03-21 Mike Stump <mrs@apple.com>
1939 * varasm.c (default_assemble_visibility): Remove extra ().
1941 2005-03-21 Roger Sayle <roger@eyesopen.com>
1943 PR middle-end/20557
1944 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
1945 to determine whether a block can be duplicated, rather than test
1946 whether the block contains noncopyable insns ourselves.
1948 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1950 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
1951 predicates.
1953 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1955 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
1957 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1959 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
1960 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
1961 * config/fr30/fr30.opt: New file.
1963 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
1965 Fix PR tree-optimization/20542
1967 * tree-flow-inline.h (overlap_subvar): Move to here.
1968 * tree-ssa-operands.c: From here.
1969 * tree-flow.h (overlap_subvar): Declare.
1970 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
1971 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
1972 for variables with subvars.
1974 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
1976 PR middle-end/20177
1977 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
1978 * modulo-sched.c (const_iteration_count): Return on NULL
1979 pre-header.
1980 (print_node_sched_params): Return on NULL dump_file.
1981 (generate_reg_moves): Handle reg-anti dependencies and disregard
1982 closing branch when generating register moves.
1983 (sms_schedule): Mark the SMSed block dirty.
1984 * passes.c (rest_of_handle_sms): Call update_life_info for all
1985 basic-blocks.
1986 * testsuite/gcc.dg/20050321-1.c: New test.
1988 2005-03-21 Bob Wilson <bob.wilson@acm.org>
1990 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
1991 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
1992 movqi_internal): Likewise.
1994 2005-03-21 Bob Wilson <bob.wilson@acm.org>
1996 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
1997 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
1998 xtensa_b4const): Delete prototypes.
1999 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
2000 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
2001 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
2002 xtensa_extra_constraint): New prototypes.
2003 (add_operand, arith_operand, nonimmed_operand, mem_operand,
2004 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
2005 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
2006 move_operand, const_float_1_operand, fpmem_offset_operand,
2007 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
2008 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
2009 (xtensa_b4const_or_zero): ...this. Change return type to bool and
2010 argument type to HOST_WIDE_INT.
2011 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
2012 xtensa_mask_immediate): Likewise.
2013 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
2014 Likewise. Also make these functions static.
2015 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
2016 (xtensa_const_ok_for_letter_p): New.
2017 (add_operand, arith_operand, nonimmed_operand, mem_operand,
2018 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
2019 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
2020 move_operand, const_float_1_operand, fpmem_offset_operand,
2021 branch_operator, ubranch_operator, boolean_operator): Move to
2022 predicates.md.
2023 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
2024 (xtensa_mem_offset): Change return type to bool.
2025 (xtensa_extra_constraint): New.
2026 (gen_int_relational): Update type of const_range_p function pointer.
2027 Use xtensa_b4const_or_zero.
2028 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
2029 xtensa_const_ok_for_letter_p. Update comments.
2030 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
2031 (PREDICATE_CODES): Delete.
2032 * config/xtensa/xtensa.md: Include predicates.md.
2033 * config/xtensa/predicates.md: New file.
2035 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2037 * config/v850/v850-protos.h: Remove the prototypes for
2038 reg_or_int9_operand, reg_or_const_operand,
2039 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
2040 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
2041 movsi_source_operand, power_of_two_operand,
2042 not_power_of_two_operand, special_symbolref_operand,
2043 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
2044 register_is_ok_for_epilogue.
2045 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
2046 reg_or_int9_operand, reg_or_const_operand,
2047 call_address_operand, special_symbolref_operand,
2048 movsi_source_operand, power_of_two_operand,
2049 not_power_of_two_operand, register_is_ok_for_epilogue,
2050 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
2051 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
2052 predicates.md.
2053 * config/v850/v850.h (PREDICATE_CODES): Remove.
2054 * config/v850/v850.md: Include predicates.md.
2055 * config/v850/predicates.md: New.
2057 2005-03-21 Zack Weinberg <zack@codesourcery.com>
2059 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
2060 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
2061 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
2062 (itoolsdir, itoolsdatadir): Move definition above new first use.
2063 (install-itoolsdirs): New rule.
2064 (install-mkheaders): Depend on install-itoolsdirs, not
2065 install-include-dir.
2067 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2069 * tree-into-ssa.c: Remove obsolete comments.
2071 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
2073 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
2074 unrolling if -fpeel-loops is specified, too.
2075 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2076 Remove superfluous check for flag_unroll_loops.
2078 2005-03-21 Uros Bizjak <uros@kss-loka.si>
2080 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
2081 (lrint_optab, llrint_optab): Define corresponding macros.
2082 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
2083 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
2084 pattern and llrint_optab using llrintdi2 patterns.
2085 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
2086 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
2087 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
2088 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
2089 flag_unsafe_math_optimizations is set.
2091 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
2093 * combine.c (combine_simplify_rtx, simplify_if_then_else,
2094 simplify_logical, if_then_else_cond, known_cond,
2095 simplify_comparison): Adjust calls to reverse_comparison.
2096 Don't use combine_reversed_comparison_code).
2097 (combine_reversed_comparison_code): Remove.
2098 (reversed_comparison): Using reversed_comparison_code, move it...
2099 * jump.c (reversed_comparison): ... here.
2100 * rtl.h (reversed_comparison): Add prototype.
2102 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2104 * builtins.c (fold_builtin): Take decomposed arguments of
2105 CALL_EXPR.
2106 * fold-const.c (fold_ternary): Update a call to fold_builtin.
2107 * gimplify.c (gimplify_call_expr): Likewise.
2108 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
2109 * tree.h: Update the prototype of fold_builtin.
2111 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
2113 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
2114 * rtlhooks.c (gen_lowpart_no_emit_general): New.
2115 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
2116 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
2117 * simplify-rtx.c (simplify_binary_operation_1): Use it.
2119 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2121 * builtins.c (fold_builtin_1): Take decomposed arguments of
2122 CALL_EXPR.
2123 (fold_builtin): Update a call to fold_builtin_1.
2125 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
2127 PR other/20564
2128 * gcov.c (output_lines): Only output function block summary when
2129 outputting branch information.
2130 * doc/gcov.texi: Document format of preamble and additional block
2131 information lines.
2133 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2135 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
2136 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
2137 the defaults false if BITS_PER_UNIT != 8.
2138 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
2139 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
2140 than BITS_PER_UNIT != 8.
2141 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
2142 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
2143 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
2144 #undefs.
2145 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
2146 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
2148 2005-03-20 Roger Sayle <roger@eyesopen.com>
2150 PR middle-end/20539
2151 * fold-const.c (fold_binary): Fix type mismatch between
2152 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
2153 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
2154 for non-truth-valued expressions.
2156 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
2157 and FUNCTION_DECL in the main switch.
2158 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
2159 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
2160 we also need to convert their operands to match.
2161 <TRUTH_NOT_EXPR>: Likewise.
2163 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
2165 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
2166 diagnostic without checking whether an lvalue.
2167 * c-common.h (lvalue_p): Remove.
2168 (enum lvalue_use): Update comment.
2169 (lvalue_or_else): Replace by lvalue_error.
2170 * c-typeck.c (lvalue_p): Make static.
2171 (lvalue_or_else): New. Call lvalue_error.
2173 2005-03-21 Alan Modra <amodra@bigpond.net.au>
2175 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
2176 (function_arg_advance): Use rs6000_parm_start.
2177 (function_arg, rs6000_arg_partial_bytes): Likewise.
2179 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2181 * c-common.c (check_case_value): Adjust comment about stripping
2182 NOPs.
2183 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
2184 * c-typeck.c (default_conversion, convert_arguments,
2185 build_modify_expr, convert_for_assignment, store_init_value,
2186 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
2187 manually. Remove inaccurate comments.
2189 2005-03-20 Roger Sayle <roger@eyesopen.com>
2190 Joseph S. Myers <joseph@codesourcery.com>
2192 * varasm.c (do_assemble_alias): Restore comment describing function.
2193 Annotate the target parameter as potentially unused.
2195 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
2197 PR target/18551
2198 * config/avr/avr.c (avr_output_function_prologue): Do not use
2199 current_function_name() in a label, use a local label instead.
2201 2005-03-20 David Edelsohn <edelsohn@gnu.org>
2203 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
2204 flag_finite_math_only, not flag_unsafe_math_optimizations.
2206 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2208 * builtins.c (fold_builtin_1): Update a call to
2209 targetm.fold_builtin.
2210 * hooks.c (hook_tree_tree_bool_null): Rename to
2211 hook_tree_tree_tree_bool_null. Take one more argument of type
2212 tree.
2213 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
2214 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
2215 hook_tree_tree_tree_bool_null.
2216 * target.h (gcc_target): Update the prototype of fold_builtin.
2217 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
2218 arguments of CALL_EXPR.
2219 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
2220 new prototype.
2222 2005-03-20 Jan Hubicka <jh@suse.cz>
2224 * cgraph.h (cgraph_node): Add prev_clone pointer.
2225 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
2226 (cgraph_clone_node): Produce doubly linked chain.
2228 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2230 * c-common.c (handle_aligned_attribute, check_function_sentinel,
2231 get_nonnull_operand, handle_sentinel_attribute,
2232 check_function_arguments_recurse): Do not strip NOPS from
2233 INTEGER_CSTs.
2234 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
2235 Likewise.
2236 * c-format.c (get_constant): Likewise.
2237 * c-parser.c (c_parser_postfix_expression): Likewise.
2238 * c-typeck.c (set_init_index): Likewise.
2239 (convert_arguments): Don't check for NOP_EXPR containing integer
2240 constant.
2242 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2244 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
2245 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
2246 Take decomposed arguments of CALL_EXPR.
2247 (fold_builtin_1): Update calls to the functions mentioned
2248 above.
2250 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2252 * c-decl.c (check_bitfield_type_and_width): Require bit-field
2253 width to have integer type.
2254 (build_enumerator): Require enumerator value to have integer type.
2256 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2258 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
2259 to __builtin_inff.
2261 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2263 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
2264 std=iso9899:199x): Correct descriptions.
2266 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2268 * config.gcc: Consistently use solaris2.1[0-9]* instead of
2269 solaris2.1[0-9].
2271 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
2273 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
2274 of CALL_EXPR.
2275 (expand_builtin_memcpy, fold_builtin_1): Update calls to
2276 fold_builtin_memcpy.
2278 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
2279 arguments of CALL_EXPR.
2280 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
2281 fold_builtin_found, fold_builtin_1): Update calls to
2282 fold_trunc_transparent_mathfn.
2284 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2286 PR middle-end/20493
2287 * fold-const.c (fold_widened_comparison): Don't optimize casts of
2288 function pointers on targets that require function pointer
2289 canonicalization.
2290 (fold_sign_changed_comparison): Likewise.
2292 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
2294 * combine.c (try_combine): When changing the mode of a hard reg, make
2295 sure that doing so is valid.
2297 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
2299 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
2300 (TARGET_HANDLE_OPTION): Override default.
2301 (avr_handle_option): New function.
2302 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
2303 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
2304 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
2305 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
2306 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
2307 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
2308 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
2309 (TARGET_OPTIONS): Delete.
2310 * config/avr/avr.opt: New file.
2312 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2314 * config/m32r/m32r-protos.h: Remove the prototypes for
2315 call_address_operand, symbolic_operand, seth_add3_operand,
2316 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2317 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2318 two_insn_const_operand, move_src_operand,
2319 move_double_src_operand, move_dest_operand,
2320 eqne_comparison_operator, signed_comparison_operator,
2321 large_insn_p, conditional_move_operand, carry_compare_operand,
2322 m32r_block_immediate_operand, extend_operand,
2323 reg_or_eq_int16_operand, int8_operand, and
2324 reg_or_zero_operand.
2325 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2326 seth_add3_operand, int8_operand, cmp_int16_operand,
2327 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2328 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2329 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2330 move_double_src_operand, move_dest_operand,
2331 eqne_comparison_operator, signed_comparison_operator,
2332 extend_operand, small_insn_p, large_insn_p,
2333 conditional_move_operand, carry_compare_operand,
2334 m32r_block_immediate_operand): Move to predicates.md.
2335 (MAX_MOVE_BYTES): Move to m32r.h.
2336 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2337 * config/m32r/m32r.md: Include predicates.md.
2338 * config/m32r/predicates.md: New.
2340 2005-03-18 James E Wilson <wilson@specifixinc.com>
2342 PR c++/19769
2343 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
2344 origin.
2346 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2348 * config/mn10300/mn10300-protos.h: Remove the prototypes for
2349 call_address_operand, const_8bit_operand.
2350 * config/mn10300/mn10300.c (call_address_operand,
2351 const_8bit_operand, const_1f_operand): Move to predicates.md.
2352 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
2353 * config/mn10300/mn10300.md: Include predicates.md.
2354 * config/mn10300/predicates.md: New.
2356 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
2358 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
2359 declarations in diagnostics and %E for identifiers, not %s.
2361 2005-03-18 Jan Hubicka <jh@suse.cz>
2362 Dale Johannesen <dalej@apple.com>
2364 * basic-block.h (scale_bbs_frequencies_int,
2365 scale_bbs_frequencies_gcov_type): Declare.
2366 * cfg.c (RDIV): New macro.
2367 (update_bb_frequency_for_threading): Fix.
2368 * basic-block.h (scale_bbs_frequencies_int,
2369 scale_bbs_frequencies_gcov_type): New.
2370 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
2371 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
2372 scale_bbs_frequencies_int.
2373 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
2375 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2377 * config/m32r/m32r-protos.h: Remove the prototypes for
2378 call_address_operand, symbolic_operand, seth_add3_operand,
2379 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2380 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2381 two_insn_const_operand, move_src_operand,
2382 move_double_src_operand, move_dest_operand,
2383 eqne_comparison_operator, signed_comparison_operator,
2384 large_insn_p, conditional_move_operand, carry_compare_operand,
2385 m32r_block_immediate_operand, extend_operand,
2386 reg_or_eq_int16_operand, int8_operand, and
2387 reg_or_zero_operand.
2388 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2389 seth_add3_operand, int8_operand, cmp_int16_operand,
2390 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2391 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2392 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2393 move_double_src_operand, move_dest_operand,
2394 eqne_comparison_operator, signed_comparison_operator,
2395 extend_operand, small_insn_p, large_insn_p,
2396 conditional_move_operand, carry_compare_operand,
2397 m32r_block_immediate_operand): Move to predicates.md.
2398 (MAX_MOVE_BYTES): Move to m32r.h.
2399 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2400 * config/m32r/m32r.md: Include predicates.md.
2401 * config/m32r/predicates.md: New.
2403 * config/pa/pa-protos.h: Add prototypes for magic_milli and
2404 shadd_constant_p.
2405 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
2406 symbolic_operand, symbolic_memory_operand,
2407 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
2408 indexed_memory_operand, move_dest_operand, move_src_operand,
2409 prefetch_cc_operand, prefetch_nocc_operand,
2410 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
2411 arith_operand, arith11_operand, pre_cint_operand,
2412 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
2413 ireg_operand, int5_operand, uint5_operand, int11_operand,
2414 uint32_operand, arith5_operand, and_operand, ior_operand,
2415 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
2416 pc_or_label_operand, div_operand, plus_xor_ior_operator,
2417 shadd_operand, movb_comparison_operator,
2418 cmpib_comparison_operator): Move to predicates.md.
2419 (magic_milli, shadd_constant_p): Make it extern.
2420 * config/pa/pa.h (PREDICATE_CODES): Remove.
2421 * config/pa/pa.md: Include predicates.md.
2422 * config/pa/predicates.md: New.
2424 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
2425 predicate.
2427 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2429 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
2430 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
2431 config/alpha/freebsd.h, config/alpha/linux.h,
2432 config/alpha/netbsd.h, config/alpha/osf5.h,
2433 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
2434 config/h8300/h8300-protos.h, config/h8300/h8300.c,
2435 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
2436 doc/cppopts.texi: Update copyright.
2438 2005-03-18 Jan Hubicka <jh@suse.cz>
2440 PR middle-end/20225
2441 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
2442 too late.
2443 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
2444 called too late.
2446 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2448 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
2449 VEC_safe_push.
2451 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
2453 * combine.c (gen_binary): Remove.
2454 (known_cond, simplify_shift_const, find_split_point,
2455 combine_simplify_rtx, simplify_if_then_else, simplify_set,
2456 simplify_logical, expand_field_assignment, extract_left_shift,
2457 force_to_mode, if_then_else_cond, apply_distributive_law,
2458 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
2459 simplify_comparison, reversed_comparison): Replace with
2460 simplify_gen_binary, simplify_gen_relational or
2461 distribute_and_simplify_rtx.
2462 (distribute_and_simplify_rtx): New function.
2464 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
2465 Paolo Bonzini <gcc.gnu.org>
2467 * calls.c (setjmp_call_p, special_function_p): Update comments
2468 at the head of the functions.
2470 2005-03-18 Jan Hubicka <jh@suse.cz>
2472 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
2474 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
2475 function body should be released; do not proactively release function
2476 bodies in non-unit-at-a-time mode.
2478 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
2480 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
2481 mno-fp-ret-in-387 multilib variants.
2483 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
2485 * common.opt (m): Remove.
2486 * opts.c (handle_option): Pass 'm' options to set_target_switch if
2487 table lookup fails.
2488 (common_handle_option): Remove OPT_m case.
2490 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2492 * builtins.c (fold_builtin_bitop): Take decomposed arguments
2493 of CALL_EXPR.
2494 (fold_builtin_1): Update a call to fold_builtin_bitop.
2496 * builtins.c (fold_builtin_signbit): Take decomposed arguments
2497 of CALL_EXPR.
2498 (fold_builtin_1): Update a call to fold_builtin_signbit.
2500 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
2502 PR tree-optimization/20474
2503 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
2504 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
2506 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2508 * config/h8300/h8300-protos.h: Remove prototypes for
2509 general_operand_src, general_operand_dst, single_one_operand,
2510 single_zero_operand, call_insn_operand,
2511 two_insn_adds_subs_operand, small_call_insn_operand,
2512 jump_address_operand, bit_operand, bit_memory_operand,
2513 stack_pointer_operand, const_int_gt_2_operand,
2514 const_int_ge_8_operand, const_int_qi_operand,
2515 const_int_hi_operand, incdec_operand, bit_operator,
2516 nshift_operator, eqne_operator, gtle_operator,
2517 gtuleu_operator, iorxor_operator.
2518 Add prototypes for h8sx_shift_type h8sx_classify_shift and
2519 h8300_ldm_stm_parallel.
2520 * config/h8300/h8300.c (h8sx_shift_type,): Move to
2521 h8300-protos.h.
2522 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
2523 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
2524 (h8300_ldm_stm_parallel): Make it extern.
2525 (h8300_ldm_parallel, h8300_stm_parallel,
2526 h8300_return_parallel, general_operand_src,
2527 general_operand_dst, h8300_dst_operand, h8300_src_operand,
2528 nibble_operand, reg_or_nibble_operand, single_one_operand,
2529 single_zero_operand, call_insn_operand,
2530 two_insn_adds_subs_operand, small_call_insn_operand,
2531 jump_address_operand, bit_operand, bit_memory_operand,
2532 stack_pointer_operand, const_int_gt_2_operand,
2533 const_int_ge_8_operand, const_int_qi_operand,
2534 const_int_hi_operand, incdec_operand, eqne_operator,
2535 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
2536 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
2537 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
2538 nshift_operator): Move to predicates.md.
2539 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
2540 * config/h8300/h8300.md: Include predicates.md.
2541 * config/h8300/predicates.md: New.
2543 2005-03-17 Richard Henderson <rth@redhat.com>
2545 * config.gcc (ia64*-*-hpux*): Add extra_options.
2546 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
2547 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2548 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
2549 (ia64_tls_size_string, ia64_tune_string): Remove.
2550 (ia64_tune): Init to PROCESSOR_ITANIUM2.
2551 (TARGET_DEFAULT_TARGET_FLAGS): New.
2552 (TARGET_HANDLE_OPTION): New.
2553 (ia64_override_options): Move options parsing ...
2554 (ia64_handle_option): ... here. New.
2555 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
2556 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
2557 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
2558 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
2559 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
2560 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
2561 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
2562 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
2563 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
2564 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
2565 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
2566 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
2567 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
2568 TARGET_EARLY_STOP_BITS): Remove.
2569 (TARGET_ILP32): Default false.
2570 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
2571 (enum ia64_inline_type): New.
2572 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2573 * config/ia64/ia64.md: Update for new definitions of
2574 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
2575 * config/ia64/ia64.opt: New file.
2576 * config/ia64/ilp32.opt: New file.
2578 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
2580 PR target/18380
2581 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
2583 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2585 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
2586 instead of MASK_H8300S.
2587 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
2588 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
2589 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
2590 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
2591 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
2592 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
2593 TARGET_SWITCHES): Remove.
2594 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
2595 TARGET_H8300SX.
2596 * config/h8300/h8300.opt: New.
2598 * config/alpha/alpha.opt, config/arc/arc.opt,
2599 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
2600 notices.
2602 2005-03-17 Ian Lance Taylor <ian@airs.com>
2604 * gmon.c: Remove.
2606 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
2608 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
2609 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
2610 (TARGET_HANDLE_OPTION): Override default.
2611 (arc_handle_option): New function.
2612 (arc_init): Remove code to set arch_cpu_string.
2613 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
2614 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
2615 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
2616 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
2617 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
2618 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
2619 (arc_rodata_string, TARGET_OPTIONS): Delete.
2620 * config/arc/arc.opt: New file.
2622 2005-03-17 Richard Henderson <rth@redhat.com>
2624 * doc/extend.texi (Weak Pragmas): New section.
2625 (attribute alias): Clarify that target must be in the same
2626 translation unit.
2628 2005-03-17 Richard Henderson <rth@redhat.com>
2630 * config/alpha/alpha.opt: New file.
2631 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
2632 of alpha_cpu.
2633 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
2634 alpha_fprm_string, alpha_fptm_string): Make static.
2635 (alpha_tls_size_string): Remove.
2636 (alpha_handle_option): New.
2637 (override_options): Update for alpha_cpu/alpha_tune split.
2638 (alpha_file_start): Likewise.
2639 (TARGET_DEFAULT_TARGET_FLAGS): New.
2640 (TARGET_HANDLE_OPTION): New.
2641 * config/alpha/alpha.h (alpha_tune): Declare.
2642 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
2643 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
2644 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
2645 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
2646 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
2647 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
2648 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
2649 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
2650 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
2651 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
2652 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
2653 (TARGET_DEFAULT): Remove MASK_FP.
2654 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
2655 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
2656 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
2657 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
2658 alpha_tls_size_string): Remove.
2659 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
2660 (attribute tune): Rename from attribute cpu.
2661 * config/alpha/ev4.md: Update to match.
2662 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
2663 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
2664 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
2665 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
2666 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
2667 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
2669 2005-03-16 James E. Wilson <wilson@specifixinc.com>
2671 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
2672 and return without creating new state if before_nops_num is nonzero.
2673 * config/ia64/ia64.md (first_insn): New attribute.
2674 (alloc): Set it to yes.
2676 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2678 * tree-vectorizer.c (new_vec_stmt_info): Initialize
2679 STMT_VINFO_SUBVARS to NULL.
2680 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
2682 2005-03-16 Dale Johannesen <dalej@apple.com>
2684 * rtlanal.c (find_first_parameter_load): Rewrite to
2685 return actual first param load or the call if none,
2686 instead of first in block, when not all loads exist.
2688 2005-03-16 Roger Sayle <roger@eyesopen.com>
2690 * optabs.c (expand_copysign_absneg): Make static.
2691 * optabs.h (expand_copysign_absneg): Delete prototype.
2692 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
2694 2005-03-16 Richard Henderson <rth@redhat.com>
2696 PR middle-end/15700
2697 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
2698 (alias_pairs): Rename from output_defs.
2699 (find_decl_and_mark_needed): Split out from assemble_alias.
2700 (do_assemble_alias): New.
2701 (assemble_output_def): Remove.
2702 (finish_aliases_1, finish_aliases_2): New.
2703 (process_pending_assemble_output_defs): Remove.
2704 (assemble_alias): Defer aliases for which we don't yet have a
2705 non-external decl for the target symbol.
2706 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
2707 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
2708 * toplev.c (compile_file): Use finish_aliases_2 instead of
2709 process_pending_assemble_output_defs.
2710 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
2711 (process_pending_assemble_output_defs): Remove.
2713 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2715 Fix PR tree-optimization/20489
2717 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
2718 for empty structures.
2720 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2722 Fix PR tree-optimization/20490
2724 * tree-ssa-pre.c (create_expression_by_pieces): Use
2725 force_gimple_operand on result of fold.
2727 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
2729 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
2730 of closing parenthesis.
2732 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
2734 * builtins.c (expand_movstr): Update a call to
2735 fold_builtin_strcpy.
2736 (expand_builtin_strncpy): Update a call to
2737 fold_builtin_strncpy.
2738 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
2739 arguments of CALL_EXPR.
2740 (fold_builtin_1): Update calls to fold_builtin_strcpy and
2741 fold_builtin_strncpy.
2742 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
2743 * tree.h: Update the prototypes of fold_builtin_strcpy and
2744 fold_builtin_strncpy.
2746 2005-03-16 Steven Bosscher <stevenb@suse.de>
2747 Dorit Naishlos <dorit@il.ibm.com>
2749 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
2750 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
2751 error.
2753 2005-03-16 Steven Bosscher <stevenb@suse.de>
2755 * tree-inline.c (walk_type_fields, walk_tree,
2756 walk_tree_without_duplicates): Move from here...
2757 * tree.c: ...to here.
2759 2005-03-15 Zack Weinberg <zack@codesourcery.com>
2761 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
2762 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
2763 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
2764 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
2765 (version): Define using $(BASEVER_c).
2766 (Makefile, config.status, build/gcov-iov.o): No longer depends on
2767 version.c.
2768 (version.o): Depend on version files; add custom generation command.
2769 (prefix.o): Define BASEVER on command line.
2770 (s-iov): Depend on version files; adjust command.
2771 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
2772 Add gcc-vers.texi.
2773 (gcc-vers.texi): New rule.
2774 (doc/%.info, doc/%.dvi): Add -I . to command line.
2775 (doc/gccinstall.dvi): Likewise.
2776 (PACKAGE): Delete. All uses replaced with "gcc".
2777 * aclocal.m4: Do not include gcc-version.m4.
2778 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
2779 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
2780 Set is_release based on contents of DEV-PHASE.
2781 Set gcc_version based on contents of BASE-VER.
2782 Define WIN32_REGISTRY_KEY only if the user overrode the default.
2783 * config.in, configure: Regenerate.
2784 * gccbug.in: Determine version of GCC in use at runtime.
2785 * gcov-iov.c: Get version number and development phase from
2786 command line, not by including version.c.
2787 * intl.c: Replace all uses of PACKAGE with "gcc".
2788 * libada-mk.in: Delete unused "gcc_version" variable.
2789 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
2790 * version.c: (VERSUFFIX): New hook for redistributors; adjust
2791 commentary to match.
2792 (version_string): Put together from pieces.
2793 * config/alpha/x-vms: Do not use $(gcc_version).
2794 * config/i386/t-nwld: Likewise.
2795 * doc/include/gcc-common.texi: Include gcc-vers.texi for
2796 version-GCC and DEVELOPMENT.
2798 2005-03-15 Roger Sayle <roger@eyesopen.com>
2800 PR tree-optimization/17454
2801 * tree.c (tree_size): Add case for TREE_BINFO.
2802 * fold-const.c (fold_checksum_tree): Only clear the overloaded
2803 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
2805 2005-03-15 Roger Sayle <roger@eyesopen.com>
2807 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
2808 op1 whilst expanding the signed widenening multiply variant.
2810 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
2812 * toplev.c (display_target_options): Avoid unused variable warning if
2813 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
2814 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
2815 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
2816 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
2817 (mips_isa_info): New variable.
2818 (mips_parse_cpu): Remove the first argument and leave the caller
2819 to report errors.
2820 (TARGET_HANDLE_OPTION): Override default.
2821 (mips_handle_option): New function. Move option validation code from...
2822 (override_options): ...here. Update calls to mips_parse_cpu.
2823 * config/mips/mips.h (mips_arch_string, mips_tune_string)
2824 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
2825 (SUBTARGET_TARGET_OPTIONS): Delete.
2826 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
2827 (mno-flush-func, mtune=): New options.
2829 2005-03-15 Roger Sayle <roger@eyesopen.com>
2830 Richard Henderson <rth@redhat.com>
2832 * real.c (c4x_single_format, c4x_extended_format): Provide values
2833 for signbit_ro for c4x's single and extended floating point formats.
2834 * optabs.c (expand_copysign): Use the floating point format's
2835 signbit_ro for expanding via expand_copysign_absneg, and it's
2836 signbit_rw field for expanding via expand_copysign_bit.
2838 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
2840 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
2841 known_alignment_for_access_p.
2842 (known_alignment_for_access_p): New.
2843 (do_peeling_for_alignment): Field made int instead of bool and renamed
2844 to peeling_for_alignment.
2845 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
2846 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
2847 functionality used to be in vect_analyze_operations.
2848 (vect_analyze_operations): Code to determine vectorization factor was
2849 moved to vect_determine_vectorization_factor.
2850 (vect_enhance_data_refs_alignment): Update to correct alignment when it
2851 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
2852 factor.
2853 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
2854 be part of vect_analyze_operations).
2855 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
2856 creating the guard condition, as the number of iterations may be
2857 constant.
2858 (slpeel_tree_peel_loop_to_edge): Use new name of
2859 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
2860 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
2861 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
2862 (vect_do_peeling_for_alignment): Use fold.
2863 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
2865 (vect_update_inits_of_dr): Renamed to
2866 vect_update_init_of_dr.
2867 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
2868 (vectorizable_store): Fix assertion to use == instead of =.
2870 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
2872 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
2873 call_used_regs for wCG registers.
2875 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
2877 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
2878 for non-offsettable memory references to cope with outstanding reload
2879 replacements, take 2.
2881 2005-03-15 Uros Bizjak <uros@kss-loka.si>
2883 PR target/18668
2884 * config/i386/i386.h (x86_fisttp): New.
2885 (TARGET_FISTTP): New macro.
2886 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
2887 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
2888 instruction when fisttp flag is set.
2889 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
2891 * config/i386/i386.md (type attribute): Add fisttp.
2892 (unit attribute): Set to i387 for fisttp type.
2893 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
2894 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
2895 TARGET_FISTTP.
2896 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
2897 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
2898 macros.
2899 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
2900 patterns for TARGET_FISTTP. Enable patterns for
2901 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
2902 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
2903 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
2904 implement fisttp x87 insn.
2905 (fix_trunc*_i387_fisttp splitters): New patterns.
2906 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
2907 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
2908 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
2909 clobber.
2910 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
2911 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
2912 Implement using mode macros. Disable patterns for TARGET_FISTTP.
2913 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
2914 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
2915 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
2916 Disable patterns for TARGET_FISTTP.
2917 (fix_trunc*_i387 splitters): Implement usign mode macros.
2918 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
2919 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
2920 (fix_trunx*_sse peephole2s): Implement using mode macros.
2922 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
2924 PR rtl-optimization/20291
2925 * combine.c (try_combine): If splitting fails, re-try with
2926 original combined pattern, i.e. before clobber stripping.
2928 2005-03-14 Eric Christopher <echristo@redhat.com>
2930 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
2931 STACK_GROWS_DOWNWARD.
2933 2005-03-14 Roger Sayle <roger@eyesopen.com>
2935 * real.h (struct real_format): Split the signbit field into two
2936 two fields, signbit_ro and signbit_rw.
2937 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
2938 mips_double_format, ieee_extended_motorola_format,
2939 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
2940 ieee_extended_intel_128_format, ibm_extended_format,
2941 mips_extended_format, ieee_quad_format, mips_quad_format,
2942 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
2943 i370_double_format, c4x_single_format, c4x_extended_format,
2944 real_internal_format): Update initializers for new field.
2945 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
2946 real_format structure.
2947 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
2948 field of the real_format structure.
2950 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
2952 Fix PR tree-optimization/20458
2954 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
2955 DECL_EXTERNAL on STRUCT_FIELD tags.
2956 (clear_call_clobbered): Ditto.
2957 * tree-ssa-operands.c (note_addressable): Make sure the original
2958 variable doesn't slip into the addressable list if we have
2959 subvars.
2960 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
2961 tags too.
2963 2005-03-14 Geoffrey Keating <geoffk@apple.com>
2965 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
2966 (-fwide-exec-charset): Likewise.
2967 (-finput-charset): Likewise.
2968 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
2969 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
2970 * c.opt (Wnormalized): New.
2972 2005-03-14 Devang Patel <dpatel@apple.com>
2974 * doc/invoke.texi: Add reference to Visibility document.
2976 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
2978 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
2979 MASK_SPLIT_ADDRESSES.
2980 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
2981 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
2982 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
2983 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
2984 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
2985 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
2986 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
2987 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
2988 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
2989 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
2990 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
2991 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
2992 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
2993 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
2994 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
2995 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
2996 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
2997 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
2998 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
2999 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
3000 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
3001 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
3002 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
3003 (TARGET_EXPLICIT_RELOCS): Delete.
3004 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
3005 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
3006 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
3007 (override_options): Set MASK_LONG64 if -mint64 is given and no
3008 -mlongXX option is. Complain about -mint64 -mlong32.
3009 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
3010 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
3011 * config/mips/mips.opt: New file.
3013 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
3015 * config.gcc (extra_options): New variable for listing option files.
3016 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
3017 * configure.ac (extra_opt_files): New AC_SUBST variable.
3018 (tm_file_list, tm_include_list): Include options.h first.
3019 * configure: Regenerate.
3020 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
3021 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
3022 (s-options-h): New rule.
3023 (options.h): Depend on it.
3024 (TEXI_GCCINT_FILES): Add options.texi.
3025 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
3026 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
3027 * target.h (gcc_target): Add default_target_flags and handle_option.
3028 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
3029 (TARGET_HANDLE_OPTION): New macros.
3030 (TARGET_INITIALIZER): Include them.
3031 * opt-functions.awk (opt_args, nth_arg): New functions.
3032 (switch_flags): Handle the "Target" flag.
3033 (var_args): Delete.
3034 (var_name): Use opt_args and nth_arg.
3035 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
3036 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
3037 macros for the "Mask" and "InverseMask" options.
3038 * opts.h (cl_var_cond): New enum.
3039 (cl_option): Replace the "has_set_value" and "set_value" fields with
3040 "var_cond" and "var_value".
3041 (CL_TARGET): New macro.
3042 (option_enabled, print_filtered_help): Declare.
3043 (decode_options): Move definition.
3044 * opts.c (handle_option): Search for the original option before
3045 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
3046 var_cond and var_value fields. Use targetm.handle_option to handle
3047 target options.
3048 (decode_options): Set target_flags to targetm.default_target_flags.
3049 (print_filtered_help): Make global. Handle CL_TARGET.
3050 (option_enabled): New function.
3051 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
3052 (display_target_options, set_target_switch, print_switch_values)
3053 (default_pch_valid_p): Guard uses of target_switches with
3054 #ifdef TARGET_SWITCHES. Also...
3055 (display_target_options): Display the CL_TARGET entries in cl_options.
3056 (set_target_option): Don't complain about the "" option when
3057 TARGET_SWITCHES is undefined.
3058 (print_switch_values): Use option_enabled.
3059 (default_pch_valid_p): Check cl_options[] when looking for something
3060 that has changed the value of target_flags.
3061 * c.opt: Remove documentation from top of file.
3062 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
3063 * doc/sourecebuild.texi: Refer to the new options documentation
3064 instead of c.opt. Document machine-specific .opt files.
3065 * doc/tm.texi (target_flags): Say that this variable is declared
3066 by options.h.
3067 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
3068 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
3069 an alternative.
3070 * doc/options.texi: New file.
3072 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
3074 PR middle-end/18628
3075 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
3076 register.
3078 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
3080 PR c++/20280
3081 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
3082 temporary variable of pointer type if an lvalues is required.
3083 (gimplify_modify_expr_rhs): Request an rvalue from it.
3084 (gimplify_expr): Pass fallback on.
3086 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3088 * cfgbuild.c: Update comments.
3090 2005-03-14 Roger Sayle <roger@eyesopen.com>
3092 PR rtl-optimization/17236
3093 * optabs.c (expand_doubleword_mult): New helper function split out
3094 from expand_binop. Permute the order in which instructions are
3095 emitted to minimize the number of simultaneously live registers.
3096 (expand_binop): Call expand_doubleword_mult to synthesize a double
3097 word multiplication.
3099 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3101 * basic-block.h: Update the prototypes of cached_make_edge and
3102 rtl_make_eh_edge.
3103 * cfg.c (cached_make_edge): Take edge_cache representing one
3104 row of the adjacency matrix of edges.
3105 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
3106 (make_edges): Initialize edge_cache to represent one row of
3107 the adjacency matrix of edges.
3109 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3111 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
3112 New functions.
3113 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
3114 Remove unused removed_phis variable.
3115 (conditional_replacement): Use build1/build2.
3116 (abs_replacement): Use last_and_only_stmt and build1/build2.
3118 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3120 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
3121 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
3122 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
3123 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
3124 * c-common.c (handle_novops_attribute): New function.
3125 (c_common_attribute_table): Add "no vops" entry.
3126 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
3127 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
3128 * tree-ssa-operands.c (get_call_expr_operands): Do not
3129 create virtual operands for calls with ECF_NOVOPS flag.
3130 * tree.h (DECL_IS_NOVOPS): New macro.
3131 (struct tree_decl): Add novops_flag.
3132 (ECF_NOVOPS): New constant.
3134 2005-03-14 Uros Bizjak <uros@kss-loka.si>
3136 PR target/17688
3137 * config/i386/i386.c (x86_use_himode_fiop): New.
3138 (x86_use_simode_fiop): Rename from x86_use_fiop.
3139 * config/i386/i386.h (x86_use_himode_fiop): Declare.
3140 (TARGET_USE_HIMODE_FIOP): New.
3141 (x86_use_simode_fiop): Rename from x86_use_fiop.
3142 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
3144 * config/i386/i386.md (X87MODEI12): New mode macro define.
3145 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
3146 to implement x87 FP compare with HImode input operands.
3147 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
3148 Use X87MODEI12 mode macro to handle HImode input operands.
3149 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
3150 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
3151 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
3152 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
3153 macro to implement x87 operators with HImode input operands.
3154 (fop splitters): Use X87MODEI12 mode macro to handle HImode
3155 input operands.
3157 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3159 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
3160 integer_zerop.
3161 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
3162 constants invariant.
3164 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3166 * basic-block.h (BB_VISITED): Removed.
3167 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
3169 2005-03-14 Falk Hueffner <falk@debian.org>
3171 PR bootstrap/20424
3172 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
3174 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3176 * ggc-zone.c: Fix comment typos.
3178 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
3179 stringpool.c, config/mips/mips-protos.h: Update copyright.
3181 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3183 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
3184 throughout with its typedef, "rtx".
3185 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
3186 (rs6000_tls_symbol_ref_1): Remove inline keyword.
3187 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
3188 regs in comment to match code.
3190 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3192 * except.c (check_handled): Make it static.
3193 * except.h: Remove the corresponding prototype.
3195 * function.c (get_func_frame_size): Make it static.
3196 * function.h: Remove the corresponding type.
3198 * regclass.c (reg_class_superclasses, reg_class_subclasses):
3199 Make them static.
3200 * hard-reg-set.h: Remove the corresponding declarations.
3202 * tree-cfg.c (verify_stmts): Check that
3203 bb_for_stmt (stmt) == bb for every PHI node and statement.
3205 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3207 * config.gcc: Remove excess indentation.
3208 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
3210 2005-03-13 Roger Sayle <roger@eyesopen.com>
3212 PR middle-end/19331
3213 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
3214 * fold-const.c (fold_sign_changed_comparison): Likewise.
3215 (fold_binary): Optimize comparisons against widened operands if
3216 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
3218 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3220 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
3221 (sparc_override_options): Initialize it.
3222 (sparc_struct_value_rtx): Set it on the MEM to be returned.
3224 2005-03-13 David Edelsohn <edelsohn@gnu.org>
3226 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
3227 (reg_or_none500mem_operand): New predicate.
3228 (zero_reg_mem_operand): New predicate.
3229 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
3230 to reg_or_none500mem_operand.
3231 (extendsfdf2_fpr): Add MEM alternative.
3232 (extenddftf2_internal): Change operand2 predicate to
3233 zero_reg_mem_operand.
3235 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3237 * ggc-zone.c: Rewritten.
3239 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
3240 if there are none.
3241 * configure.ac: Define GGC_ZONE for --with-gc=zone.
3242 * config.in: Regenerated.
3243 * configure: Regenerated.
3244 * gengtype.c (write_types_process_field, write_func_for_structure):
3245 Pass new argument to gt_pch_note_object.
3246 * ggc-common.c (struct ptr_data): Add TYPE.
3247 (gt_pch_note_object): Take TYPE argument and save it.
3248 (call_count): Update call to ggc_pch_count_object.
3249 (call_alloc): Update call to ggc_pch_alloc_object.
3250 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
3251 file.
3252 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
3253 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
3254 (ggc_alloc_zone_stat): Delete.
3255 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
3256 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
3257 (ggc_pch_alloc_object): Update prototypes.
3258 (garbage_zone): Delete.
3259 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
3260 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
3261 pointers.
3262 (tree_id_zone): New variable.
3263 (ggc_alloc_cleared_zone): Remove unused.
3264 (ggc_alloc_zone): Define.
3265 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
3266 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
3267 ggc_alloc_zone_stat.
3268 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
3269 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
3270 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
3271 (make_node_stat): Likewise. Use tree_id_zone.
3273 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3274 Joseph S. Myers <joseph@codesourcery.com>
3276 * configure.ac: Check for MIPS TLS.
3277 * configure: Regenerated.
3278 * config/mips/mips-protos.h (enum mips_symbol_type): Add
3279 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
3280 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
3281 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
3282 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
3283 (mips_classify_symbol, mips_symbolic_constant_p)
3284 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
3285 (mips_tls_operand_p, mips_call_tls_get_addr)
3286 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
3287 (mips_tls_symbol_ref_1): New functions.
3288 (mips_legitimize_address, mips_legitimize_const_move): Call
3289 mips_legitimize_tls_address.
3290 (override_options): Handle V1_REG and TLS symbols. Disable TLS
3291 for MIPS16.
3292 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
3293 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
3294 (mips_char_to_class): Document V1_REG.
3295 (HAVE_AS_TLS): Provide default.
3296 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
3297 constants.
3298 (load_got<mode>): Renamed from *load_got<mode>. Allow when
3299 !TARGET_ABICALLS.
3300 (tls_get_tp_<mode>): New instruction.
3302 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3304 * configure.ac: Update checks for target tools.
3305 * configure: Regenerated.
3307 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3309 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
3311 2005-03-13 Roger Sayle <roger@eyesopen.com>
3313 * expmed.c (expand_mult): Use synthetic multiplication sequences for
3314 more classes of DImode multiplication by constant. Allow both
3315 multiplication by small negative constants (by performing a
3316 multiplication by a positive constant and negating the result) and
3317 multiplications by large powers of two, by using a left shift.
3319 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3321 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
3322 of basic blocks into work_stack.
3324 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
3325 config/mips/vr.h: Update copyright.
3327 * c-decl.c (c_init_decl_processing): Remove useless calls to
3328 build_function_type.
3330 * builtins.c (fold_trunc_transparent_mathfn,
3331 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
3332 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
3333 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
3334 fold_builtin_strcpy, fold_builtin_strncpy,
3335 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
3336 TREE_TYPE (exp).
3338 * builtins.c (expand_builtin_mathfn_3): Remove local variable
3339 before_call.
3341 * lambda-code.c (lambda_compute_auxillary_space): Remove local
3342 variable determinant.
3344 * tree-cfg.c (group_case_labels): Remove local variable type.
3346 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
3347 variable ann.
3349 * tree-ssa-phiopt.c (value_replacement): Remove local variable
3350 result.
3352 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
3354 PR target/18251
3355 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
3356 (*movmemqi_insn): Delete.
3357 (*movmemhi): Delete.
3359 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3361 * builtins.c (fold_builtin_classify): Take decomposed
3362 arguments of CALL_EXPR.
3363 (fold_builtin_1): Update a call to fold_builtin_classify.
3365 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
3367 PR c/20402
3368 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
3369 through into call to parser_xref_tag after parse error.
3370 (c_parser_struct_declaration): Consistently return NULL_TREE on
3371 error.
3373 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
3375 * tree-flow-inline.h (ref_contains_array_ref): New function.
3376 (lookup_subvars_for_var): Ditto.
3377 (get_subvars_for_var): Ditto.
3378 (var_can_have_subvars): Ditto.
3380 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
3381 (struct subvar): New type.
3383 * tree-dfa.c (okay_component_ref_for_subvars): New function.
3385 * tree-optimize.c (init_tree_optimization_passes): Call
3386 pass_create_structure_vars.
3388 * tree-ssa-alias.c: Include vec.h.
3389 (init_alias_info): Don't auto-clear call clobbered on struct-field
3390 tags.
3391 (compute_flow_insensitive_aliasing): Handle subvars.
3392 (group_aliases): Handle STRUCT_FIELD aliases.
3393 (setup_pointers_and_addressables): Ditto.
3394 Don't mark variables non-addressable if they still have
3395 addressable subvars.
3396 Also mark subvars addressable when the real variable is marked
3397 addressable.
3398 (add_pointed_to_var): Try to prune the pointed-to set by only
3399 pointing to subvars when possible.
3400 Otherwise, make sure we set addresses_needed and pt_vars to
3401 properly include subvars.
3402 (bitpos_of_field): New function.
3403 (push_fields_onto_fieldstack): Ditto.
3404 (get_or_create_used_part_for): Ditto.
3405 (create_overlap_variables_for): Ditto.
3406 (find_used_portions): Ditto.
3407 (create_structure_vars): Ditto.
3408 (pass_create_structure_vars): New structure.
3410 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
3411 (get_expr_operands): Handle subvars. Also try to turn
3412 COMPONENT_REF accesses into must-defs now that we can accurately
3413 portray it.
3414 (note_addressable): Try to only mark as addressable those subvars
3415 we know a COMPONENT_REF touches.
3416 (overlap_subvar): New function.
3418 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
3419 Handle subvar storing.
3420 (vect_address_analysis): Update caller of vect_object_analysis.
3422 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
3424 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
3425 (STMT_VINFO_SUBVARS): New macro.
3427 * common.opts: add flag_tree_salias.
3429 * opts.c (decode_options): flag_tree_salias defaults to on.
3431 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
3433 * doc/tree-ssa.texi: Document structural alias analysis.
3435 2005-03-12 Steven Bosscher <stevenb@suse.de>
3437 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
3438 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
3439 * tree-ssa-operands.c (get_expr_operands): Likewise.
3440 (get_expr_operands): Likewise for ERROR_MARK.
3442 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3444 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
3445 var.
3447 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
3448 removed_phis.
3450 * tree-ssa-pre.c (compute_avail): Remove local variable val.
3451 (mark_operand_necessary): Remove local variable ver.
3453 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
3454 variable prefix_len.
3456 * value-prof.c (mod_subtract_transform): Remove local variable
3457 value.
3459 * builtins.c (fold_builtin_exponent): Take decomposed
3460 arguments of CALL_EXPR.
3461 (fold_builtin_1): Update a call to fold_builtin_exponent.
3463 * builtins.c (fold_builtin_logarithm): Take decomposed
3464 arguments of CALL_EXPR.
3465 (fold_builtin_1): Update a call to fold_builtin_logarithm.
3467 * c-decl.c (c_init_decl_processing): Remove local variables
3468 ptr_ftype_void and ptr_ftype_ptr.
3470 * gimplify.c (gimplify_expr): Remove local variables r0 and
3471 r1.
3473 * reg-stack.c (move_for_stack_reg): Remove local variable
3474 push_insn.
3475 (compare_for_stack_reg): Remove local variable flags_user.
3476 (convert_regs_1): Remove local variable deleted.
3478 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
3479 variable new_cond.
3480 (combine_blocks): Remove local variables exits and new_e.
3482 * tree-inline.c (expand_call_inline): Remove local variable
3483 decl.
3485 * tree-ssa-live.c (create_ssa_var_map,
3486 calculate_live_on_entry): Remove local variable snn.
3488 2005-03-12 Geoffrey Keating <geoffk@apple.com>
3490 * c-lex.c (c_lex_with_flags): Add parameter to call to
3491 cpp_spell_token.
3493 2005-03-11 Per Bothner <per@bothner.com>
3495 * c-tree.h (struct c_declarator): New id_loc field.
3496 * c-pragma.h (c_lex_with_flags): Take position reference.
3497 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
3498 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
3499 (c_lex): Pass dummy location to c_lex_with_flags.
3500 * c-parser.c (c_lex_one_token): Set c_token's location using
3501 c_lex_with_flags, instead of input_location, which might be "ahead".
3502 (c_parser_direct_declarator): Set declarator's id_loc from
3503 c_token's id_loc.
3504 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
3505 declarator's id_loc, rather than probably-imprecise input_location.
3506 (build_id_declarator): Initialize c_declarator's id_loc field.
3508 2005-03-11 Roger Sayle <roger@eyesopen.com>
3510 PR middle-end/20419
3511 * builtins.c (expand_builtin_signbit): Force the signbit's word
3512 into an integer register to avoid SUBREGs of floating point modes.
3514 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3516 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
3517 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
3518 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
3519 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
3521 2005-03-11 David Edelsohn <edelsohn@gnu.org>
3523 PR rtl-optimization/20306
3524 * expr.c (emit_move_complex): Set try_int false if mode is
3525 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
3526 emit_block_move if try_int is true.
3528 2005-03-11 Richard Henderson <rth@redhat.com>
3530 PR target/20415
3531 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
3532 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
3533 to match.
3535 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3537 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
3538 (TARGET_FIX_VR4130): New macro.
3539 (TARGET_OPTIONS): Add -mfix-vr4130.
3540 (ISA_HAS_MACCHI): New macro.
3541 (ASM_SPEC): Add -mfix-vr4130.
3542 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
3543 (override_options): Handle mips_fix_vr4130_string.
3544 (mips_avoid_hazards): Clear all_noreorder_p
3545 if we're working around VR4130 errata and the macc alternatives
3546 are not available.
3547 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
3548 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
3549 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
3550 (MULTILIB_DEFAULTS): Remove leading "march=".
3551 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
3552 if no architecture option is given.
3553 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
3554 VR4130 multilibs.
3555 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
3556 * doc/invoke.texi: Document -mfix-vr4130.
3558 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3560 * config/mips/mips.c (override_options): Only warn about -mint64
3561 deprecation if TARGET_INT64.
3563 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3565 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
3566 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
3567 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
3568 are non-specific regarding the nonnull parameter positions.
3569 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
3570 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
3571 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
3572 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
3574 * builtins.def: Use the non-specific "nonnull" attibute lists.
3576 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3578 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3579 single_pred_edge, single_succ, single_pred): Improve comments.
3581 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3583 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3584 single_pred_edge, single_succ, single_pred): New inline functions.
3585 * bb-reorder.c (rotate_loop, find_traces_1_round,
3586 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
3587 duplicate_computed_gotos): Use the single_succ/pred functions.
3588 * cfganal.c (forwarder_block_p): Ditto.
3589 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
3590 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
3591 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
3592 merge_seq_blocks): Ditto.
3593 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
3594 * cfglayout.c (fixup_reorder_chain): Ditto.
3595 * cfgloop.c (mark_single_exit_loops, update_latch_info,
3596 canonicalize_loop_headers, verify_loop_structure): Ditto.
3597 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
3598 mfb_update_loops, create_preheader, force_single_succ_latches,
3599 create_loop_notes): Ditto.
3600 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
3601 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
3602 commit_one_edge_insertion, purge_dead_edges,
3603 cfg_layout_can_merge_blocks_p): Ditto.
3604 * except.c (sjlj_emit_function_enter): Ditto.
3605 * flow.c (init_propagate_block_info): Ditto.
3606 * function.c (thread_prologue_and_epilogue_insns): Ditto.
3607 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
3608 insert_insn_end_bb): Ditto.
3609 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
3610 find_if_case_2): Ditto.
3611 * lambda-code.c (perfect_nestify): Ditto.
3612 * lcm.c (optimize_mode_switching): Ditto.
3613 * loop-doloop.c (doloop_modify): Ditto.
3614 * loop-init.c (loop_optimizer_init): Ditto.
3615 * loop-iv.c (simplify_using_initial_values): Ditto.
3616 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
3617 * loop-unswitch.c (unswitch_loop): Ditto.
3618 * modulo-sched.c (generate_prolog_epilog): Ditto.
3619 * predict.c (combine_predictions_for_insn, estimate_probability,
3620 tree_estimate_probability, last_basic_block_p,
3621 estimate_bb_frequencies): Ditto.
3622 * profile.c (branch_prob): Ditto.
3623 * regrename.c (copyprop_hardreg_forward): Ditto.
3624 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
3625 * tracer.c (layout_superblocks): Ditto.
3626 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
3627 cfg_remove_useless_stmts_bb, cleanup_control_flow,
3628 cleanup_control_expr_graph, disband_implicit_edges,
3629 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
3630 tree_verify_flow_info, tree_make_forwarder_block,
3631 tree_forwarder_block_p, remove_forwarder_block,
3632 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
3633 * tree-if-conv.c (tree_if_conversion): Ditto.
3634 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
3635 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
3636 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
3637 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
3638 copy_loop_headers): Ditto.
3639 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
3640 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
3641 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
3642 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
3643 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
3644 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
3645 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
3646 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
3647 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
3648 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
3649 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
3650 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
3651 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
3652 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
3653 slpeel_add_loop_guard): Ditto.
3655 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
3657 PR tree-optimization/15784
3658 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3659 and -1 - A to ~A.
3661 * stmt.c (expand_case): Don't change index_type. Convert minval
3662 to the proper type.
3664 PR tree-optimization/20130
3665 * fold-const.c (fold): Fold x * -1 into -x.
3667 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
3669 PR rtl-optimization/20331
3670 * rtlanal.c (modified_between_p): Check its address first for MEM.
3671 (modified_in_p): Likewise.
3673 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
3675 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
3677 2005-03-10 Steven Bosscher <stevenb@suse.de>
3679 * expr.c (expand_expr_real_1): If possible, use a conditional
3680 move for expanding MIN_EXPR and MAX_EXPR.
3681 Use temp for moving around rtx-en.
3683 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
3685 PR rtl-opt/20412
3686 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
3687 correct mode.
3689 2005-03-10 Roger Sayle <roger@eyesopen.com>
3691 * builtins.c (expand_builtin_signbit): Extend to handle floating
3692 point modes wider than the largest integer type, using the
3693 operand_subword_force function to obtain the signbit's word.
3695 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3697 PR target/20322
3698 * combine.c (try_combine): If recog_for_combine added CLOBBERs
3699 to NEWI2PAT, fail to combine if they are used by NEWPAT.
3701 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
3703 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
3705 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
3707 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
3708 type void.
3709 (perform_edge_inserts): Unconditionally call
3710 free_dominator_info.
3712 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
3714 2005-03-10 Bob Wilson <bob.wilson@acm.org>
3716 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
3718 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
3720 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
3722 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
3723 gcc_unreachable.
3724 (rtl_register_value_prof_hooks,
3725 tree_value_profile_transformations,
3726 tree_register_value_prof_hooks): Likewise.
3727 * var-tracking.c (stack_adjust_offset_pre_post,
3728 variable_htab_free, variable_union, dataflow_set_different_2,
3729 count_uses, variable_was_changed, set_frame_base_location,
3730 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
3731 vt_add_function_parameters): Likewise.
3732 * varasm.c (named_section_real, named_section, make_decl_rtl,
3733 asm_emit_uninitialised, assemble_integer, decode_addr_const,
3734 const_hash_1, compare_constant, copy_constant, force_const_mem,
3735 output_constant_pool_2, output_constant_pool_1, output_constant,
3736 output_constructor, make_decl_one_only, decl_tls_model,
3737 default_no_named_section, default_elf_select_section_1,
3738 default_unique_section_1): Likewise.
3739 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
3740 * vmsdbgout.c (addr_const_to_string): Likewise.
3742 PR c++/20375
3743 * function.c (struct assign_parm_data_one): Remove last_named
3744 field.
3745 (assign_parm_find_data_types): Don't determine last_named.
3746 Reorder named_parm determination.
3747 (assign_parms): Only setup varargs on the last non-varadic
3748 parameter.
3750 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
3752 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
3753 sda base address on medium model.
3755 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
3757 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
3758 * cfgloop.c (flow_loop_nodes_find): Export.
3759 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
3760 Declare.
3761 * cfgloopmanip.c (fix_loop_structure): New function.
3762 * predict.c (predict_loops): Clean up the loops information.
3763 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
3764 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
3765 loop structure.
3766 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
3767 (rewrite_into_loop_closed_ssa): Declaration changed.
3768 * tree-loop-linear.c (linear_transform_loops): Add argument to
3769 rewrite_into_loop_closed_ssa call.
3770 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
3771 * tree-ssa-loop-im.c (move_computations): Ditto.
3772 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
3773 * tree-vectorizer.c (vectorize_loops): Ditto.
3774 * tree-optimize.c: Include cfgloop.h.
3775 (execute_todo): Choose whether to call cleanup_tree_cfg or
3776 cleanup_tree_cfg_loop.
3777 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
3778 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
3779 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
3780 cleanup_tree_cfg_loop call.
3781 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
3782 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
3783 work on part of cfg.
3785 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3787 PR inline-asm/20314
3788 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
3789 with multiple alternatives.
3791 * stmt.c (parse_output_constraint): Fix a typo.
3793 2005-03-09 Bob Wilson <bob.wilson@acm.org>
3795 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
3796 assembly directive instead of deprecated "no-generics".
3798 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
3800 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
3801 for non-offsettable memory references to cope with outstanding reload
3802 replacements.
3803 * config/s390/s390.md ("reload_outti"): Call find_replacement to
3804 avoid losing outstanding address reloads.
3805 ("reload_outdi", "reload_outdf"): Likewise.
3807 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3809 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
3810 code. Add more cbrt transformations.
3812 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3814 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
3816 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3818 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
3819 NULL_TREE when a given tree is not simplified.
3820 (fold): Return the original tree when any of the functions
3821 mentioned above NULL_TREE.
3823 * fold-const.c (fold_unary, fold_binary): Take decomposed
3824 arguments, code, type, op0, and op1 in case of fold_binary.
3825 (fold): Update calls to fold_unary and fold_binary.
3827 2005-03-09 Roger Sayle <roger@eyesopen.com>
3829 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
3830 a fndecl and an arglist instead of a CALL_EXPR, exp.
3832 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3834 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
3836 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
3838 * expr.c (expand_assignment): Remove orig_to_rtx.
3840 * fold-const.c (int_const_binop): Remove no_overflow.
3842 * ifcvt.c (noce_emit_move_insn): Remove inmode.
3844 * loop-iv.c (get_biv_step_1): Remove lhs.
3846 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
3848 * real.c (real_nan): Remove neg.
3850 * function.c (thread_prologue_and_epilogue_insns): Remove i
3851 and newinsn.
3853 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
3854 tb.
3856 * tree-eh.c (tree_could_trap_p): Remove idx.
3858 * tree-into-ssa.c (ann): Remove ann.
3860 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
3862 * tree-sra.c (decide_block_copy): Remove inst_count.
3864 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
3866 * tree-ssa-loop-im.c (lhs): Remove.
3868 * cfgbuild.c (state, STATE, SET_STATE,
3869 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
3870 make_edges.
3871 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
3872 (find_basic_blocks): Set the state of each basic block to
3873 BLOCK_NEW.
3875 2005-03-08 Jeff Law <law@redhat.com>
3877 * tree-cfg.c (cleanup_control_flow): If removal of a computed
3878 goto results in the removal of edges in the CFG, then we need
3879 to recompute dominators.
3881 2005-03-09 Ben Elliston <bje@au.ibm.com>
3883 * c-common.c (c_do_switch_warnings): Comment fix.
3885 2005-03-08 Julian Brown <julian@codesourcery.com>
3887 * Patch from 2005-03-08 reverted for causing regressions and
3888 ppc-darwin bootstrap failure.
3890 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
3892 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
3893 Define the real function for ppc-darwin.
3894 * c-typeck.c (convert_arguments): Check for target-specific
3895 invalid argument call to unprototyped function.
3896 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3897 New Macro.
3898 * target.h (invalid_arg_for_unprototyped_fn): New field
3899 in struct calls.
3900 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
3901 default target hook.
3902 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
3903 Declare.
3905 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3907 * c-typeck.c (constructor_stack, constructor_range_stack,
3908 initializer_stack): Make them static.
3910 * cfg.c (rbi_pool): Make it static.
3912 * gimple-low.c (lower_stmt_body): Make it static.
3913 * tree-flow.h: Remove the corresponding prototype. Don't
3914 declare lower_data.
3916 * sched-deps.c (cache_size): Make it static.
3918 * stor-layout.c (lang_adjust_rli): Make it static.
3920 2005-03-08 Julian Brown <julian@codesourcery.com>
3922 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
3923 from being used for symbols with vague linkage when
3924 HAVE_GAS_COMDAT_GROUP is true.
3926 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
3928 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
3929 nlabel == JUMP_LABEL (jump).
3931 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3933 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
3934 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
3935 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
3936 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
3938 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
3940 PR c/14411
3941 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
3942 * c-common.c (handle_returns_twice): New function.
3943 (c_common_attribute_table): Declare eturns_twice' attribute.
3944 * doc/extend.texi: Document eturns_twice' attribute.
3945 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
3946 (struct tree_decl): Add returns_twice_flag.
3948 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3950 * tree-ssa-phiopt.c: Fix a comment typo.
3952 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
3953 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
3954 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
3955 copyright.
3957 2005-03-08 Richard Henderson <rth@redhat.com>
3959 * config/alpha/alpha.c (code_for_builtin): Replace special-case
3960 builtin codes with ctzdi2, clzdi2, popcountdi2.
3961 (struct alpha_builtin_def): Add is_const.
3962 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
3963 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
3964 (alpha_init_builtins): Init them. Set nothrow and const attributes
3965 on builtins.
3966 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
3967 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
3968 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
3969 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
3970 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
3971 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
3972 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
3973 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
3974 (TARGET_FOLD_BUILTIN): New.
3975 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
3976 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
3977 (ffsdi2): Use ctz.
3978 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
3980 2005-03-08 Ira Rosen <irar@il.ibm.com>
3982 PR tree-optimization/20122
3983 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
3984 condition of access function instead of base.
3986 2005-03-07 Jeff Law <law@redhat.com>
3987 Steven Bosscher <stevenb@suse.de>
3989 * tree-cfg.c (find_taken_edge_computed_goto): New function.
3990 (find_taken_edge): Call find_taken_edge_computed_goto as
3991 appropriate. Allow any gimple invariant rather than just
3992 INTEGER_CST for VAL.
3993 (cleanup_control_flow): Cleanup a computed goto which has turned
3994 into a simple goto.
3995 (tree_merge_blocks): If block B has any forced labels, move
3996 them to the start of block A.
3997 * tree-ssa-dom.c (thread_across_edge): Allow threading across
3998 computed gotos as well.
3999 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
4000 removal of unnecessary computed gotos too.
4001 (lookup_redirection_data): Fix type of INSERT argument. Callers
4002 updated.
4004 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4006 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
4007 Remove trailing spaces.
4009 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
4010 unshare_all_trees): Make them static.
4011 * tree-gimple.h: Remove the corresponding prototypes.
4013 * diagnostic.h: Remove unused prototype
4014 debug_output_buffer.
4015 * modulo-sched.c: Remove unused prototype
4016 set_row_column_for_ps.
4018 * tree-ssa-phiopt.c (tree_ssa_phiopt,
4019 replace_phi_edge_with_variable): Remove unused variable i.
4021 2005-03-07 Per Bothner <per@bothner.com>
4023 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
4025 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
4027 PR tree-opt/17671
4028 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
4029 bbs on the COND_EXPR instead of the PHI_NODEs.
4030 (candidate_bb_for_phi_optimization): Remove.
4031 (replace_phi_with_stmt): Rename to ...
4032 (replace_phi_edge_with_variable): this and change so that we
4033 replace the phi argument instead of removing the PHI.
4034 (conditional_replacement): Change so we deal with PHI with more
4035 than two arguments.
4036 (value_replacement): Likewise.
4037 (abs_replacement): Likewise.
4039 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
4041 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
4042 output_e500_flip_gt_bit.
4044 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
4045 as bit 31.
4046 (rs6000_generate_compare): Fix logic to look at the correct bits.
4047 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
4048 Look at GT bit.
4049 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
4050 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
4051 gen_move_from_CR_gt_bit.
4053 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
4054 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
4055 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
4057 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
4058 (E500_CR_IOR_COMPARE): New constant.
4060 2005-03-08 Earl Chew <earl_chew@agilent.com>
4061 David Billinghurst <David.Billinghurst@riotinto.com>
4063 * config/i386/host-cygwin.c: New file to support precompiled
4064 headers on cygwin
4065 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
4066 * config.host: Use above files for cygwin host.
4068 2005-03-07 David Edelsohn <edelsohn@gnu.org>
4070 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
4071 ordering ops from earlier change.
4073 2005-03-07 Per Bothner <per@bothner.com>
4075 Various fixes to allow us to again build if --enable-mapped-location:
4076 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
4077 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
4078 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
4079 local variable loc. Change logic appropriately.
4080 * tree-vect-transform.c (vect_finish_stmt_generation): Use
4081 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
4082 * c-parser.c (c_parser_for_statement): Initialize loc variable.
4083 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
4084 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
4086 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
4088 PR rtl-optimization/19683
4089 * reload1.c (choose_reload_regs): Pass the number of bits, not the
4090 number of bytes, to smallest_int_for_mode. Fix arguments to
4091 REG_CANNOT_CHANGE_MODE_P.
4093 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4095 * reorg.c (relax_delay_slots): Check that the jump is
4096 conditional before trying to invert it.
4098 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4100 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
4101 Make them static.
4103 * calls (stack_arg_under_construction): Make it static.
4105 * flow.c (regs_live_at_setjmp): Make it static.
4106 * flow.h: Remove the corresponding prototype.
4108 * reload1.c (reload_startobj, reload_firstobj,
4109 something_needs_operands_changed, reload_inherited,
4110 reload_inheritance_insn, reload_override_in,
4111 reload_spill_index): Make them static.
4113 * recog.c (verify_changes): Make it static.
4114 * recog.h: Remove the corresponding prototype.
4116 * cfgbuild.c (find_sub_basic_blocks): Remove.
4117 * basic-block.h: Remove the corresponding prototype.
4118 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
4119 in comments.
4120 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
4122 * tree-ssa-operands.c (check_build_stmt): Remove.
4124 * stor-layout.c (set_alignment): Remove.
4125 * tree.h: Remove the corresponding prototype.
4127 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
4129 * tree-ssa-dce.c (control_dependence_map,
4130 visited_control_parents): Make them static.
4132 * cfghooks.c (verify_flow_info): Remove local variable
4133 num_bb_notes.
4135 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
4136 last_bb_seen.
4138 * loop-unswitch.c (unswitch_loop): Remove local variable src.
4140 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
4142 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
4144 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
4146 * config/ia64/hpux.h (LINK_SPEC): Add -z.
4147 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
4148 PARALLEL for an empty structure.
4150 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4152 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
4154 * fold-const.c (fold_binary): Unroll the very first "for"
4155 loop.
4157 2005-03-06 David Edelsohn <edelsohn@gnu.org>
4159 * config/rs6000/predicates.md (branch_comparison_operator): Remove
4160 redundant match_code test.
4161 (scc_comparison_operator): Swap match_operand and match_code
4162 tests.
4163 (branch_positive_comparison_operator): Same.
4164 (trap_comparison_operator): Use comparison_operator and swap with
4165 match_code test.
4167 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
4169 PR target/20288
4170 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
4171 (out_movhi_r_mr): Read low byte of volatile MEM first.
4172 (out_movhi_mr_r): Write high byte of volatile MEM first.
4174 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4176 * cselib.c (reg_values, reg_values_size): Make them static.
4178 * cse.c (cse_reg_info_table): Make it static.
4180 * fold-const.c (fold_unary): Use build1 instead of copy_node.
4182 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
4184 * cse.c (find_best_addr): Use canon_for_address.
4186 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4188 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
4189 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
4190 SUBREG and MEM, respectively.
4192 * fold-const.c (fold_binary): Use code instead of t.
4194 * fold-const.c (optimize_minmax_comparison): Take decomposed
4195 arguments code, type, op0, and op1 instead of t.
4196 (fold_binary): Update a call to optimize_minmax_comparison.
4198 * fold-const.c (fold_range_test): Take decomposed arguments
4199 code, type, op0, and op1 instead of t.
4200 (fold_binary): Update a call to fold_range_test.
4202 * fold-const.c (fold_binary_op_with_conditional_arg): Take
4203 decomposed arguments code, type, op0, and op1 instead of t.
4204 (fold_binary): Update a call to fold_range_test.
4206 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4208 * fold-const.c (fold_binary): Avoid directly using the original
4209 expression t as much as possible.
4211 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4213 * c-semantics.c (build_stmt): Use TYPE_P instead of
4214 IS_NON_TYPE_CODE_CLASS.
4215 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
4216 (NON_TYPE_CHECK): Use TYPE_P instead of
4217 IS_NON_TYPE_CODE_CLASS.
4219 * fold-const.c (fold): Remove handling of binary expressions.
4221 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
4223 * doc/c-tree.texi: Wrap comments in @r{}.
4224 * doc/cpp.texi: Likewise.
4225 * doc/cppinternals.texi: Likewise.
4226 * doc/extend.texi: Likewise.
4227 * doc/md.texi: Likewise.
4228 * doc/objc.texi: Likewise.
4229 * doc/sourcebuild.texi: Likewise.
4230 * doc/tm.texi: Likewise.
4231 * doc/tree-ssa.texi
4233 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4235 * predict.c (apply_return_prediction): Standardize PHI chain
4236 walking.
4237 * tree-ssa.c (ssa_redirect_edge): Likewise.
4239 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
4240 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
4241 Update copyright.
4243 * tree-phinodes.c (remove_phi_node): Drop the last argument.
4244 * tree-flow.h: Adjust the prototype for remove_phi_node.
4245 * lambda-code.c (perfect_nestify): Adjust a call to
4246 remove_phi_node.
4247 * tree-cfg.c
4248 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
4249 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
4250 Likewise.
4251 * tree-ssa-dce.c (remove_dead_phis): Likewise.
4252 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
4253 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
4254 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
4256 * combine.c (simplify_and_const_int): Use gen_int_mode instead
4257 of GEN_INT (trunc_int_for_mode (...)).
4258 * loop-iv.c (iv_number_of_iterations): Likewise.
4259 * postreload.c (reload_cse_move2add): Likewise.
4260 * simplify-rtx.c (simplify_const_unary_operation,
4261 simplify_const_binary_operation): Likewise.
4262 * stor-layout.c (get_mode_bounds): Likewise.
4264 * fold-const.c (fold_binary): New.
4265 (fold): Call fold_binary on binary expressions.
4267 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
4269 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
4270 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
4271 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
4272 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
4273 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
4275 2005-03-04 Devang Patel <dpatel@apple.com>
4277 PR tree-optimization/18815
4278 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4279 loops with zero exit edges.
4281 2005-03-04 Devang Patel <dpatel@apple.com>
4283 * doc/invoke.texi: Remove reference to webpage that does not exist.
4285 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
4286 Joseph S. Myers <joseph@codesourcery.com>
4288 PR c++/19797
4289 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
4290 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
4291 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
4292 * pa.c (get_plabel): Change argument to symbol_ref. Call
4293 maybe_get_identifier instead of get_identifier.
4294 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
4295 (struct deferred_plabel): Replace name field with symbol field.
4296 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
4297 ASM_OUTPUT_EXTERNAL_REAL is defined.
4298 (output_global_address): Use output_addr_const for output of all
4299 symbol_refs.
4300 (output_deferred_plabels): Use symbol_ref instead of name for address
4301 output.
4302 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
4303 ASM_OUTPUT_SYMBOL_REF): New macros.
4304 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
4305 comment.
4306 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
4307 label.
4309 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
4311 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
4312 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
4314 2005-03-04 Jeff Law <law@redhat.com>
4316 * basic-block.h (rediscover_loops_after_threading): Declare.
4317 * tree-ssa-dom.c: Include cfgloop.h.
4318 (tree_ssa_dominator_optimize): Discover loops and some basic
4319 properties. Remove forwarder blocks recreated by loop header
4320 canonicalization. Also mark backedges in the CFG.
4321 * tree-ssa-threadupdate.c: Include cfgloop.h
4322 (rediscover_loops_after_threading): Define.
4323 (struct local_info): New field, JUMP_THREADED.
4324 (prune_undesirable_thread_requests): New function.
4325 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
4326 then record that fact for the callers of redirct_edges.
4327 (thread_block): If BB has incoming backedges, then call
4328 prune_undesirable_thraed_requests. Note when we are
4329 going to have to rediscover loop information. Return a
4330 boolean indicating if any jumps were threaded.
4331 (thread_through_all_blocks): Bubble up boolean indicating
4332 if any jumps were threaded.
4333 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
4334 (tree-ssa-threadupdate.o): Similarly.
4336 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4338 * fold-const.c (fold_ternary): Unroll the "for" loop to
4339 extract operands.
4341 2005-03-04 Andrew Haley <aph@redhat.com>
4343 * unwind-dw2-fde-glibc.c (struct
4344 unw_eh_callback_data.check_cache): New field.
4345 (frame_hdr_cache): New.
4346 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
4347 Cache frame header info.
4349 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
4351 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
4352 (print_c_condition): Declare.
4353 * read-rtl.c (ptr_loc): New structure.
4354 (ptr_locs, ptr_loc_obstack, joined_conditions)
4355 (joined_conditions_obstack): New variables.
4356 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
4357 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
4358 (join_c_conditions, print_c_condition): New functions.
4359 (apply_macro_to_string): Associate the new string with the same
4360 source location as the old one.
4361 (add_condition_to_string): Use join_c_conditions.
4362 (read_string): Use set_rtx_ptr_loc to record a filename and line
4363 number for the string.
4364 (read_rtx): Initialize the new variables above.
4365 * genattrtab.c (write_test_expr, write_attr_value): Use
4366 print_c_condition.
4367 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
4368 comment above the GCC_VERSION check.
4369 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
4370 Inline the definition of MAYBE_EVAL.
4371 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
4372 * genoutput.c (process_template): Likewise.
4373 * genpreds.c (write_predicate_subfunction): Likewise.
4374 (write_predicate_expr): Use print_c_condition.
4375 * genrecog.c (write_cond): Likewise.
4376 * gensupport.c (process_rtx): Use join_c_conditions to join the
4377 conditions of a define_insn_and_split. Record a source location
4378 for the string after the "&&".
4379 (alter_test_for_insn): Use join_c_conditions.
4381 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
4383 Revert for now:
4384 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4385 PR tree-optimization/15784
4386 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4387 and -1 - A to ~A.
4389 2005-03-04 Ben Elliston <bje@au.ibm.com>
4391 * gcc.c (option_map): Add --coverage.
4392 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
4393 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
4394 * config/darwin.h: Pass -lgcov for `coverage'.
4395 * doc/invoke.texi (Debugging Options): Document --coverage.
4397 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4399 * gcse.c (bypass_block): Use find_edge wherever possible.
4401 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
4403 Fix PR debug/20253
4405 * c-opts.c (c_common_parse_file): Call start_source_file
4406 and end_source_file at the approriate times.
4408 * dwarf2out.c (dwarf2out_finish): Don't auto-end
4409 the main file, it will be done for us now.
4411 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4413 * fold-const.c (fold_ternary): New.
4414 (fold): Call fold_ternary on ternary expressions. Remove
4415 handling of ternary expressions.
4417 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4419 PR tree-optimization/15784
4420 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4421 and -1 - A to ~A.
4423 2005-03-03 David Edelsohn <edelsohn@gnu.org>
4425 * config/rs6000/predicates.md (branch_comparison_operator):
4426 Convert from C block to conditional format.
4428 2005-03-03 Jan Hubicka <jh@suse.cz>
4430 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
4431 and non-constant public variables.
4433 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
4435 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
4436 with LABEL_EXPR.
4438 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
4439 EDGE_I.
4441 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
4442 calls to release_ssa_name and release_phi_node.
4444 * fold-const.c (fold): Remove handling of unary expressions.
4446 * fold-const.c (fold_unary): Avoid directly using the original
4447 expression t as much as possible.
4449 2005-03-03 Roger Sayle <roger@eyesopen.com>
4450 Andrew Pinski <pinskia@physics.uc.edu>
4452 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
4453 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
4455 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
4457 Describe special registers SRP and MOF as allocatable registers.
4458 * config/cris/cris.c (cris_md_asm_clobbers): New function.
4459 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
4460 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
4461 TARGET_HAS_MUL_INSNS.
4462 (cris_print_operand) <case 'd'>: New case.
4463 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
4464 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
4465 define.
4466 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
4467 (REG_ALLOC_ORDER): Update for MOF.
4468 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
4469 SPECIAL_REGS.
4470 (GENERAL_REGS): No longer a define of ALL_REGS.
4471 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
4472 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
4473 Adjust accordingly.
4474 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
4475 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
4476 (SECONDARY_RELOAD_CLASS): Define.
4477 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
4478 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
4479 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
4480 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
4481 (REGISTER_MOVE_COST): Define.
4482 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
4483 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
4484 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
4485 (CRIS_MOF_REGNUM): New define_constants.
4486 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
4487 special registers.
4488 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
4489 New patterns.
4490 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
4491 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
4492 Adjust for MOF being properly described as a register.
4493 (indir_to_reg_split): Name this split. Conditionalize on the
4494 destination register being a general register.
4495 (movei): Conditionalize on on operands 0 and 1 having the same
4496 register class.
4498 2005-03-03 Alan Modra <amodra@bigpond.net.au>
4500 PR target/20277
4501 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
4502 -mcpu to override any other explicitly given flags.
4504 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
4506 * recog.c (verify_changes, confirm_change_group): New functions,
4507 broken out of apply_change_group.
4508 (apply_change_group): Use them.
4509 * recog.h (verify_change, confirm_change_group): Declare.
4510 * rtl.h (redirect_jump_2): Declare.
4511 * jump.c (redirect_exp, invert_exp): Delete.
4512 (invert_exp_1): Take second parameter. Return value. Changed caller.
4513 (redirect_jump_2): New function, broken out of redirect_jump.
4514 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
4515 (invert_jump): Use invert_jump_1 and redirect_jump_2.
4516 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
4518 2005-03-02 Geoffrey Keating <geoffk@apple.com>
4520 * varasm.c (named_section): Use xstrdup rather than doing it by
4521 hand.
4523 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
4525 2005-03-02 Devang Patel <dpatel@apple.com>
4527 Undo PR tree-optimization/18815 fix.
4529 2005-03-02 Devang Patel <dpatel@apple.com>
4531 PR tree-optimization/18815
4532 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4533 loops with zero exit edges.
4535 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4537 * cfg.c (connect_src, connect_dest, disconnect_src,
4538 disconnct_dest): New.
4539 (unchecked_make_edge, remove_edge, redirect_edge_succ,
4540 redirect_edge_pred): Use the new functions.
4542 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
4543 free_dominance_info only when needed.
4545 2005-03-02 David Edelsohn <edelsohn@gnu.org>
4547 PR target/20276
4548 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
4549 (reg_or_sub_cint64_operand): Same.
4551 2005-03-02 Jeff Law <law@redhat.com>
4553 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
4554 CFG_ALTERED in the main DOM iteration loop.
4556 2005-03-02 Mark Mitchell <mark@codesourcery.com>
4558 PR c++/19916
4559 * varasm.c (initializer_constant_valid_p): Allow conversions
4560 between OFFSET_TYPEs. Tidy.
4562 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
4564 * config/cris/cris.md ("return"): Remove epilogue delay list
4565 sanity check.
4567 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
4569 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
4570 for Thumb.
4571 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
4573 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4575 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
4576 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
4577 config/m68k/m68k.c, config/mips/mips.h,
4578 config/rs6000/rs6000-protos.h, doc/contrib.texi,
4579 doc/include/gcc-common.texi: Update copyright.
4581 PR middle-end/18029 and PR middle-end/18030
4582 * expr.c (optimize_bitfield_assignment_op): Add a special case
4583 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
4585 * fold-const.c (fold_unary): New.
4586 (fold): Call fold_unary on unary expressions.
4588 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
4590 * cgraph.h (struct cgraph_edge): Add prev_caller and
4591 prev_callee fields.
4592 (cgraph_node_remove_callees): Export.
4593 * cgraph.c (cgraph_create_edge): Initialize prev_caller
4594 and prev_callee.
4595 (cgraph_edge_remove_callee): New function.
4596 (cgraph_edge_remove_caller): Likewise.
4597 (cgraph_remove_edge): Use.
4598 (cgraph_redirect_edge_callee): Likewise.
4599 (cgraph_node_remove_callees): New function.
4600 (cgraph_node_remove_callers): Likewise.
4601 (cgraph_remove_node): Use.
4602 * tree-optimize.c (tree_rest_of_compilation): Use
4603 cgraph_node_remove_callees instead of manual loop.
4604 * cgraphunit.c (cgraph_finalize_function): Likewise.
4605 (cgraph_expand_function): Likewise.
4606 (cgraph_remove_unreachable_nodes): Likewise.
4608 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
4610 PR c/8927
4611 * c-tree.h (undeclared_variable, build_external_ref): Add extra
4612 argument.
4613 * c-decl.c (undeclared_variable): Take location as argument.
4614 * c-typeck.c (build_external_ref): Likewise.
4615 * c-parser.c (c_parser_postfix_expression): Pass location of
4616 identifier to build_external_ref.
4618 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4620 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
4621 CCEQ mode for branch_positive_comparison_operator test.
4622 * config/rs6000/predicates (branch_comparison_operator): Revert to
4623 define_predicate.
4624 (scc_comparison_operator): Same.
4625 (branch_positive_comparison_operator): Same.
4627 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
4629 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
4630 (cris_delay_slots_for_epilogue): Remove.
4631 (save_last): Move into cris_target_asm_function_epilogue.
4632 (cris_target_asm_function_epilogue): Remove tests for file being
4633 NULL.
4634 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
4635 (cris_delay_slots_for_epilogue): Remove prototypes.
4636 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
4637 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
4639 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4641 * config/rs6000/predicates.md (branch_comparison_operator): Change
4642 to define_special_predicate.
4643 (scc_comparison_operator): Same.
4644 (branch_positive_comparison_operator): Same.
4646 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
4648 * Makefile.in (tree-ssa-sink.o): New.
4649 (OBJS-common): Add tree-ssa-sink.o.
4650 * common.opt: Add -ftree-sink
4651 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
4652 * timevar.def (TV_TREE_SINK): new timevar.
4653 * tree-flow.h (is_hidden_global_store): Prototype.
4654 * tree-optimize.c (init_tree_optimization_passes): Add
4655 pass_sink_code.
4656 * tree-pass.h (pass_sink_code): New.
4657 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
4658 for non-obvious global store store to is_hidden_global_store, and
4659 call that new function.
4660 * tree-ssa-sink.c: New file.
4661 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
4662 * doc/passes.texi: Document forward store motion.
4663 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
4664 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
4665 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
4666 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
4668 2005-03-01 Per Bothner <per@bothner.com>
4670 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
4671 and we have a non-zero column-number, add it to the message.
4672 Also factor out the diagnostic_kind_text.
4674 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
4676 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
4677 flow_loop_pre_header_scan, flow_loop_pre_header_find,
4678 flow_loop_scan): Removed.
4679 (flow_loop_dump): Do not dump removed fields.
4680 (flow_loop_free): Do not free removed fields.
4681 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
4682 (loop_exit_edge_p): New function.
4683 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
4684 num_pre_header_edges, entry_edges, num_entries, exit_edges,
4685 num_exits, exits_doms.
4686 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
4687 LOOP_EDGES, LOOP_ALL): Removed.
4688 (flow_loop_scan): Declaration removed.
4689 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
4690 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
4691 flow_loops_find.
4692 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
4693 (if_convert): Call flow_loops_find and flow_loops_free
4694 when calling mark_loop_exit_edges.
4695 * cfgloopanal.c (mark_loop_exit_edges): Moved from
4696 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
4697 free_dominance_info calls.
4698 * loop-init.c (flow_loops_find): Ditto.
4699 * passes.c (rest_of_handle_branch_prob): Ditto.
4700 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
4701 * loop-unroll.c (analyze_insns_in_loop): Do not use
4702 EDGE_LOOP_EXIT.
4703 * predict.c (predict_loops): Do not call flow_loop_scan.
4704 Use get_loop_exit_edges.
4705 (tree_estimate_probability): Do not pass flags to flow_loops_find.
4706 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
4707 Do not use EDGE_LOOP_EXIT.
4708 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
4709 to bb_with_exit_edge_p.
4710 (if_convertible_loop_p): Do not call flow_loop_scan. Use
4711 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
4712 to bb_with_exit_edge_p.
4713 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
4714 EDGE_LOOP_EXIT.
4715 * tree-loop-linear.c (linear_transform_loops): Do not call
4716 flow_loop_scan. Use loop->single_exit.
4717 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
4718 (vect_analyze_loop_form): Do not call flow_loop_scan.
4719 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
4720 loop->single_exit.
4721 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
4722 loop->single_exit.
4723 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
4724 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4725 slpeel_tree_duplicate_loop_to_edge_cfg,
4726 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
4727 Use loop_preheader_edge and loop->single_exit. Do not call
4728 flow_loop_scan.
4730 2005-03-01 Nick Clifton <nickc@redhat.com>
4732 * config/arm/arm.c (thumb_find_work_register): Check all of the
4733 argument registers to see if they are free, and a couple of
4734 special cases where the last argument register but can be proved
4735 to be available during the function's prologue.
4736 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
4737 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
4738 thumb_unexpanded_epilogue): Use unsigned long as the type for the
4739 register bit-mask.
4740 (thumb_compute_save_reg_mask): Likewise. Also use
4741 thumb_find_work_register() to ensure that there is agreement about
4742 which work register is going to be used in the prologue.
4743 (thumb_output_function_prologue): Use unsigned long as the type
4744 for the register bit-mask. Also delay pushing the link register if
4745 other high registers are going to be pushed.
4746 (thumb_compute_save_reg_mask, emit_multi_reg_push,
4747 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
4748 redundant prototypes.
4750 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
4752 PR target/19819
4753 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
4754 and after reload in REG+REG indexed addresses without REG_POINTER
4755 set in the base and not set in the index.
4757 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4759 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
4760 Don't undefine here.
4761 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
4762 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
4763 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4764 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
4765 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
4766 Delete.
4767 * config.gcc (sh*-*-linux*): Use config/linux.h.
4769 2005-02-28 Dale Johannesen <dalej@apple.com>
4770 Stan Shebs <shebs@apple.com>
4772 Rewrite of 64-bit Darwin structure-by-value pass/return.
4773 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
4774 intoffset, use_stack, named.
4775 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
4776 (rs6000_darwin64_record_arg_advance_flush): New.
4777 (rs6000_darwin64_record_arg_advance_recurse): New.
4778 (rs6000_darwin64_record_arg_flush): New.
4779 (rs6000_darwin64_record_arg_recurse): New.
4780 (rs6000_darwin64_record_arg): New.
4781 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
4782 (function_arg_boundary): Handle 128-bit aligned structs.
4783 (function_arg_advance): Rewrite darwin64 struct handling.
4784 (function_arg): Call rs6000_darwin64_record_arg.
4785 (function_arg_partial_nregs): Handle darwin64 structs.
4786 (rs6000_darwin64_function_value): Remove.
4787 (rs6000_function_value): Call rs6000_darwin64_record_arg.
4789 2005-02-28 Roger Sayle <roger@eyesopen.com>
4791 PR tree-optimization/20216
4792 * tree-chrec.c (tree_fold_factorial): Delete.
4793 (tree_fold_binomial): Change argument list to take a return type
4794 and change the type of K to unsigned int. Rewrite to avoid explicit
4795 evaluation of factorials, and (recursively) calling fold to perform
4796 compile-time arithmetic. Return NULL on (internal) overflow.
4797 (chrec_evaluate): Change type of K to an unsigned int. Avoid
4798 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
4799 if any intermediate calculation overflows.
4800 (chrec_apply): Update call to chrec_evaluate.
4802 2005-02-28 James E Wilson <wilson@specifixinc.com>
4804 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
4806 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
4808 PR c/20245
4809 * c-parser.c (c_parser_compound_statement): Return error_mark_node
4810 instead of NULL_TREE on error.
4812 2005-02-28 David Edelsohn <edelsohn@gnu.org>
4814 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
4815 (EASY_VECTOR_15_ADD_SELF): Remove.
4816 (num_insns_constant_wide): Not static.
4817 (validate_condition_mode): Not static.
4818 (toc_relative_expr_p): Not static.
4819 (legitimate_indirect_address_p): Not static.
4820 (macho_lo_sum_memory_operand): Not static.
4821 (invalid_e500_subreg): Not static.
4822 (easy_vector_same): Not static.
4823 (easy_vector_splat_const): Not static.
4824 (RS6000_SYMBOL_REF_TLS_P): Remove.
4825 (any_operand): Delete.
4826 (any_parallel_operand): Delete.
4827 (count_register_operand): Delete.
4828 (altivec_register_operand): Delete.
4829 (xer_operand): Delete.
4830 (s8bit_cint_operand): Delete.
4831 (short_cint_operand): Delete.
4832 (u_short_cint_operand): Delete.
4833 (non_short_cint_operand): Delete.
4834 (exact_log2_cint_operand): Delete.
4835 (gpc_reg_operand): Delete.
4836 (cc_reg_operand): Delete.
4837 (cc_reg_not_cr0_operand): Delete.
4838 (reg_or_short_operand): Delete.
4839 (reg_or_neg_short_operand): Delete.
4840 (reg_or_aligned_short_operand): Delete.
4841 (reg_or_u_short_operand): Delete.
4842 (reg_or_cint_operand): Delete.
4843 (reg_or_arith_cint_operand): Delete.
4844 (reg_or_add_cint64_operand): Delete.
4845 (reg_or_sub_cint64_operand): Delete.
4846 (reg_or_logical_cint_operand): Delete.
4847 (got_operand): Delete.
4848 (got_no_const_operand): Delete.
4849 (easy_fp_constant): Delete.
4850 (easy_vector_constant): Delete.
4851 (easy_vector_constant_add_self): Delete.
4852 (zero_constant): Delete.
4853 (zero_fp_constant): Delete.
4854 (volatile_mem_operand): Delete.
4855 (offsettable_mem_operand): Delete.
4856 (mem_or_easy_const_operand): Delete.
4857 (add_operand): Delete.
4858 (non_add_cint_operand): Delete.
4859 (logical_operand): Delete.
4860 (non_logical_cint_operand): Delete.
4861 (mask_operand): Delete.
4862 (mask_operand_wrap): Delete.
4863 (mask64_operand): Delete.
4864 (mask64_2_operand): Delete.
4865 (and64_operand): Delete.
4866 (and64_2_operand): Delete.
4867 (and_operand): Delete.
4868 (reg_or_mem_operand): Delete.
4869 (lwa_operand): Delete.
4870 (symbol_ref_operand): Delete.
4871 (call_operand): Delete.
4872 (current_file_function_operand): Delete.
4873 (input_operand): Delete.
4874 (rs6000_nonimmediate_operand): Delete.
4875 (rs6000_tls_symbol_ref): Delete.
4876 (save_world_operation): Delete.
4877 (restore_world_operation): Delete.
4878 (load_multiple_operation): Delete.
4879 (store_multiple_operation): Delete.
4880 (vrsave_operation): Delete.
4881 (mfcr_operation): Delete.
4882 (mtcrf_operation): Delete.
4883 (lmw_operation): Delete.
4884 (stmw_operation): Delete.
4885 (branch_comparison_operator): Delete.
4886 (branch_positive_comparison_operator): Delete.
4887 (scc_comparison_operator): Delete.
4888 (trap_comparison_operator): Delete.
4889 (boolean_operator): Delete.
4890 (boolean_or_operator): Delete.
4891 (min_max_operator): Delete.
4892 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
4893 (EASY_VECTOR_15): Moved to here.
4894 (EASY_VECTOR_15_ADD_SELF): Move to here.
4895 (PREDICATE_CODES): Delete.
4896 * config/rs6000/rs6000-protos.h: Delete predicate functions.
4897 Declare functions no longer static.
4898 * config/rs6000/predicates.md: New.
4899 * config/rs6000/rs6000.md: Include predicates.md
4901 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
4903 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
4904 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
4905 REG_ALWAYS_RETURN.
4906 * cfgrtl.c (need_fake_edge_p): Likewise.
4907 * combine.c (distribute_notes): Likewise.
4908 * emit-rtl.c (try_split): Likewise.
4909 * recog.c (peephole2_opimize): Likewise.
4910 * reg-notes.def (ALWAYS_RETURN): Remove.
4911 * rtl.h (LCT_ALWAYS_RETURN): Remove.
4912 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
4913 * tree.h (ECF_ALWAYS_RETURN): Remove.
4915 2005-02-28 Roger Sayle <roger@eyesopen.com>
4917 PR middle-end/19874
4918 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
4919 between different machine modes is never a "useless" conversion.
4921 2005-02-28 Geert Bosch <bosch@gnat.com>
4923 PR ada/15977
4924 * doc/contrib.texi: List contributors for Ada front end
4926 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
4928 * simplify-rtx.c (simplify_unary_operation_1,
4929 simplify_const_unary_operation): New, extracted from...
4930 (simplify_unary_operation): ... this one.
4931 (simplify_binary_operation_1,
4932 simplify_const_binary_operation): New, extracted from...
4933 (simplify_binary_operation): ... this one.
4934 * rtl.h (simplify_const_unary_operation,
4935 simplify_const_binary_operation): Add prototypes.
4937 2005-02-28 Julian Brown <julian@codesourcery.com>
4939 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
4940 building libjava and caused PR regression/20228.
4942 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
4944 PR bootstrap/17383
4945 * Makefile.in (host_subdir): New.
4946 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
4947 * configure: Regenerate.
4949 2005-02-27 Zack Weinberg <zack@codesourcery.com>
4951 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
4952 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
4953 installation directory first.
4955 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
4957 PR target/19065.
4958 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
4959 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
4960 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
4961 * config/cris/cris.md: Tweak comments referring to Q.
4962 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
4963 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
4964 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
4965 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
4966 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
4967 Insert spaces in constraints to align alternatives vertically for
4968 readability.
4969 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
4970 operand 1: "M".
4972 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4974 PR rtl-optimization/17728
4975 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
4976 operand 0 from general_operand to move_dest_operand.
4978 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4980 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
4981 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
4982 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
4983 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
4985 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
4987 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
4988 * configure: Regenerate.
4989 * libada-mk.in: Remove CC; rename
4990 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
4992 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
4994 PR tree-opt/20188
4995 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
4996 for the lhs, also walk over the tree. Likewise for rhs.
4998 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
5000 * tree-ssa-dom.c (simple_iv_increment_p): New function.
5001 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
5002 Do not propagate value of iv before increment over the increment.
5004 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
5006 * c-parser.c: New file.
5007 * c-parse.in: Remove.
5008 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
5009 Remove.
5010 (c-parser.o): Add dependencies.
5011 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
5012 maintainer-clean, TAGS): Update.
5013 * c-config-lang.in (gtfiles): Update.
5014 * gengtype-lex.l: Don't handle "@@".
5015 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
5016 objc_build_synchronized, objc_begin_try_stmt,
5017 objc_begin_catch_clause, objc_finish_catch_clause,
5018 objc_build_finally_clause, objc_finish_try_stmt): New.
5019 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
5020 type_seen_p.
5021 (c_parse_init): Update comment.
5022 * c-decl.c (c_init_decl_processing): Update comment.
5023 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
5024 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
5025 new c_declspecs members.
5027 2005-02-25 Julian Brown <julian@codesourcery.com>
5029 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
5030 from being used for symbols with vague linkage when
5031 HAVE_GAS_COMDAT_GROUP is true.
5033 2005-02-25 Mark Mitchell <mark@codesourcery.com>
5035 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
5037 2005-02-25 Steve Ellcey <sje@cup.hp.com>
5039 PR target/19930
5040 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
5041 (LIBGCC2_HAS_DF_MODE): New.
5042 (LIBGCC2_HAS_XF_MODE): New.
5043 (LIBGCC2_HAS_TF_MODE): New.
5044 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
5045 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
5046 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
5047 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
5048 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
5049 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
5050 and add _fixtfdi, _fixunstfdi, _floatditf
5051 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
5052 L_fixunstfdi, L_floatditf.
5053 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
5054 (LIBGCC2_HAS_TF_MODE): Define.
5056 2005-02-25 Diego Novillo <dnovillo@redhat.com>
5058 PR tree-optimization/20204
5059 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
5060 REWRITE_THIS_STMT markers on PHI nodes.
5061 (rewrite_initialize_block): Likewise.
5063 2005-02-25 Mark Mitchell <mark@codesourcery.com>
5065 * version.c (version_string): Update to 4.1.
5067 2005-02-25 Paolo Carlini <pcarlini@suse.de>
5069 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
5070 Clarify that the alternative way doesn't work in GNU C++.
5072 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
5074 PR tree-optimization/19937
5075 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
5076 to the type of the induction variable.
5078 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
5080 PR rtl-optimization/20117
5081 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
5082 the block including noncopyable insn.
5084 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5086 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
5087 calls to find_reg_note.
5089 2005-02-24 Richard Henderson <rth@redhat.com>
5091 PR tree-opt/20127
5092 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
5093 the type.
5095 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
5097 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
5098 vector types if to use base reg for misaligned non-word ld/std.
5100 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5102 PR target/14619
5103 * config/cris/cris.c (cris_target_asm_function_prologue): Create
5104 dwarf2 label manually and put it after, not before the prologue.
5106 2005-02-24 David Edelsohn <edelsohn@gnu.org>
5108 PR target/19019
5109 * reload.c (operands_match_p): Only increment register number for
5110 SCALAR_INT_MODE_P modes in multiple hard registers.
5112 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
5113 Fix formatting.
5115 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5117 * ChangeLog.5: Fix log message typo(s).
5118 * ChangeLog.7: Likewise.
5119 * ChangeLog.tree-ssa: Likewise.
5120 * cfgexpand.c: Fix comment typo(s).
5121 * conflict.c: Likewise.
5122 * defaults.h: Likewise.
5123 * dwarf2out.c: Likewise.
5124 * gcse.c: Likewise.
5125 * ggc-page.c: Likewise.
5126 * tree-eh.c: Likewise.
5127 * tree-ssa-dom.c: Likewise.
5129 2005-02-24 Jakub Jelinek <jakub@redhat.com>
5131 PR target/19019
5132 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
5133 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
5134 if SHARED is defined.
5136 PR target/20196
5137 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
5138 allow splitting only if operands 0 and 3 don't overlap.
5140 2005-02-24 Richard Henderson <rth@redhat.com>
5142 PR middle-end/19953
5143 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
5144 (fold_builtin_1): Call them.
5145 * fold-const.c (fold_complex_mult_parts): Split out from ...
5146 (fold_complex_mult): ... here. Fix typo in both imaginary case.
5147 (fold_complex_div_parts, fold_complex_div): New.
5148 (fold): Use them.
5149 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
5151 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5153 * tree-ssa-ccp.c (visit_assignment): Verify that result of
5154 VIEW_CONVERT_EXPR is_gimple_min_invariant.
5156 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
5157 (print_node): Likewise.
5158 Print TYPE_SIZES_GIMPLIFIED.
5160 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5162 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
5163 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
5164 operands as commutative in constraints.
5166 2005-02-24 Diego Novillo <dnovillo@redhat.com>
5168 * tree-into-ssa.c: Re-organize internal functions.
5170 2005-02-24 Richard Henderson <rth@redhat.com>
5172 PR middle-end/18902
5173 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
5174 for c99.
5175 * common.opt (fcx-limited-range): New.
5176 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
5177 * toplev.c (flag_complex_method): Initialize to 1.
5178 (process_options): Set flag_complex_method to 0 if
5179 flag_cx_limited_range.
5180 * doc/invoke.texi (-fcx-limited-range): New.
5182 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5184 * cse.c (delete_trivially_dead_insns): Speed up by using
5185 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
5186 prev_real_insn.
5188 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
5190 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
5191 functions when -mid-shared-library is being used.
5193 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
5195 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
5196 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
5197 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
5198 * system.h: Poison LINK_LIBGCC_SPECIAL.
5200 2005-02-23 James E Wilson <wilson@specifixinc.com>
5202 * gengtype.c (note_insn_name): Make 1 element larger.
5204 2005-02-23 Roger Sayle <roger@eyesopen.com>
5206 PR target/20018
5207 PR rtl-optimization/20097
5208 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
5209 BImode SUBREGs of SImode registers which confuse the ia64 backend.
5211 2005-02-23 David Edelsohn <edelsohn@gnu.org>
5213 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
5214 * t-aix52 (SHLIB_INSTALL): Same.
5216 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
5218 * genpreds.c: Update copyright.
5220 2005-02-23 Michael Beach <michaelb@ieee.org>
5222 PR target/20159
5223 * config/sparc/t-elf (startup files): Assemble with CPP.
5225 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
5227 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
5228 (write_predicate_expr): Likewise.
5230 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5232 PR tree-optimization/20100
5233 PR tree-optimization/20115
5234 * tree-optimize.c (init_tree_optimization_passes): Remove
5235 pass_maybe_create_global_var.
5236 * tree-pass.h (pass_maybe_create_global_var): Remove.
5237 * tree-ssa-alias.c (aliases_computed_p): Declare.
5238 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
5239 (count_calls_and_maybe_create_global_var): Remove.
5240 (pass_maybe_create_global_var): Remove.
5241 (init_alias_info): Do not declare aliases_computed_p.
5242 (maybe_create_global_var): If the function contains no
5243 call-clobbered variables and a mix of pure/const and regular
5244 function calls, create .GLOBAL_VAR.
5245 Mark all call-clobbered variables for renaming.
5246 (merge_pointed_to_info): Update comment.
5247 (add_pointed_to_var): Likewise.
5248 (is_escape_site): Likewise.
5249 Accept struct alias_info * instead of size_t *.
5250 Update all users.
5251 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
5252 as necessary.
5253 * tree-ssa-operands.c (get_call_expr_operands): If
5254 ALIASES_COMPUTED_P is false, do not add call-clobbering
5255 operands.
5256 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
5257 (delete_tree_ssa): Likewise.
5259 2005-02-22 James E Wilson <wilson@specifixinc.com>
5261 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
5262 (do_compile): Do call it here.
5264 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5266 PR rtl-optimization/20017.
5267 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
5268 rest_of_handle_cse2, rest_of_handle_gcse): Call
5269 delete_dead_jumptables immediately before calling cleanup_cfg.
5271 2005-02-22 Devang Patel <dpatel@apple.com>
5273 PR 19952
5274 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
5275 all labels
5277 2005-02-22 David Edelsohn <edelsohn@gnu.org>
5279 * config/rs6000/aix.h (WINT_TYPE): Define.
5281 2005-02-22 Stan Shebs <shebs@apple.com>
5283 * config/rs6000/rs6000.c (rs6000_override_options): Default to
5284 natural alignment for 64-bit Darwin.
5285 (rs6000_parse_alignment_option): Warn about uses of -malign-power
5286 on 64-bit Darwin.
5287 * doc/invoke.texi: Document this.
5289 2005-02-22 DJ Delorie <dj@redhat.com>
5291 * c-common.c (c_common_type_for_mode): Pass the mode's precision
5292 to make_[un]signed_type, not the mode itself.
5294 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5296 * cfg.c (cached_make_edge): Call make_edge if edge cache is
5297 not available. Use tail calls wherever possible.
5298 (make_edge): Call unchecked_make_edge to create an edge.
5300 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
5301 (coalesce_ssa_name): Don't check for
5302 SSANORM_USE_COALESCE_LIST.
5303 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
5305 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5307 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
5308 (rewrite_into_ssa): ... here.
5310 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
5312 PR tree-optimization/19786
5313 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
5314 tag to another's may-alias bitmap when adding to the other's list.
5316 2005-02-21 DJ Delorie <dj@redhat.com>
5318 * tree-ssa-loop-ivopts.c (computation_cost): Start register
5319 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
5320 registers in unsupported ways.
5321 * expmed.c (init_expmed): Likewise.
5323 2005-02-21 Stan Cox <scox@redhat.com>
5325 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
5327 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5329 * tree-cfg.c (fold_cond_expr_cond): New.
5330 (make_edges): Call fold_cond_expr_cond.
5331 (find_taken_edge): Accept nothing but INTEGER_CST.
5332 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
5333 and 1.
5334 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
5336 * flow.c (delete_dead_jumptables): Speed up by scanning insns
5337 that do not belong to any basic block.
5339 2005-02-21 Jeff Law <law@redhat.com>
5341 * cfganal.c (find_unreachable_blocks): Manually CSE load of
5342 e->dest.
5344 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5346 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
5347 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
5348 Adjust their definitions.
5349 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
5350 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
5352 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
5353 genautomata.c, langhooks.c, langhooks.h, system.h,
5354 config/arm/lib1funcs.asm: Update copyright.
5356 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
5358 * dbxout.c (dbxout_function_end): Emit Lscope label always.
5360 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
5362 PR bootstrap/13770
5363 * doc/install.texi: Document --with-gc.
5365 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
5367 * simplify-rtx.c (simplify_unary_operation): Add a missing
5368 "break" statement.
5370 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5372 PR tree-optimization/18663
5373 * tree-ssa-dom.c (extract_range_from_cond): Return 0
5374 if the type has variable bounds.
5376 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
5378 * gcse.c: Remove an obsolete comment.
5380 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
5382 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
5384 * doc/extend.texi (Function Attributes) <Attribute const>: The
5385 attribute "pure" is below this text, not above.
5387 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5389 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
5390 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
5391 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
5393 2005-02-20 Zack Weinberg <zack@codesourcery.com>
5395 PR 18785
5396 * langhooks.h (struct lang_hooks): Add to_target_charset.
5397 * langhooks.c (lhd_to_target_charset): New function.
5398 * langhooks-def.h: Declare lhd_to_target_charset.
5399 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
5400 (LANG_HOOKS_INITIALIZER): Update.
5401 * c-common.c (c_common_to_target_charset): New function.
5402 * c-common.h: Declare it.
5403 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
5404 c_common_to_target_charset.
5406 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
5407 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
5408 Delete definitions.
5409 * system.h: Poison them.
5410 * doc/tm.texi: Don't discuss them.
5411 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
5412 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
5413 (pp_c_char): Do not attempt to generate letter escapes for
5414 newline, tab, etc.
5415 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
5416 * config/mips/mips.c (mips_output_ascii): Likewise.
5418 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
5420 PR tree-optimization/19951
5421 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
5422 is abnormal.
5424 2005-02-19 Steven Bosscher <stevenb@suse.de>
5426 PR middle-end/19698
5427 * function.h (struct function): New field `max_loop_depth'.
5428 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
5429 (flow_loops_find): Reset the max loop depth count before finding loops.
5430 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
5431 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
5432 (calculate_global_regs_live): Make sure the loop will terminate
5433 when the initial sets are not empty.
5435 2005-02-19 Zack Weinberg <zack@codesourcery.com>
5437 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
5438 object inside.
5439 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
5441 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
5443 PR other/19525
5444 * doc/invoke.texi: Remove documentation of %M spec.
5445 * gcc.c: Likewise.
5446 (init_spec): Remove %M suffix from -lgcc_s.
5447 (do_spec_1): Remove 'M' case.
5448 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
5449 to put shared libraries in the multilib directory. Remove the
5450 shlib_so_soname substitution variable. Don't add a multilib encoding
5451 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
5452 reported by -print-multi-os-directory. Pass @multilib_dir@ to
5453 SHLIB_INSTALL as well as SHLIB_LINK.
5454 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
5455 (SHLIB_NAME): Delete.
5456 (SHLIB_DIR): New macro.
5457 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
5458 (SHLIB_INSTALL): Adjust accordingly.
5459 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
5460 * config/t-slibgcc-sld: Likewise.
5461 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
5462 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
5463 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
5464 in $(SHLIB_DIR).
5465 (SHLIBUNWIND_INSTALL): Adjust accordingly.
5466 * config/i386/t-nwld (SHLIB_SONAME): Delete.
5467 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
5468 Use @shlib_base_name@ instead of @shlib_so_name@.
5469 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
5470 and @shlib_base_name@.so in @multilib_dir@.
5471 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
5472 to the install path.
5473 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
5474 (SHLIB_LINK): Remove previous workaround.
5475 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
5476 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
5477 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
5478 the install path.
5479 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
5480 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
5481 (SHLIB_INSTALL): Adjust accordingly.
5482 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
5483 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
5484 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
5485 config/t-slibgcc-elf-ver.
5487 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
5488 Jakub Jelinek <jakub@redhat.com>
5490 PR tree-optimization/19828
5491 * tree-ssa-loop-im.c: Add a TODO comment.
5492 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
5493 without side-effects.
5495 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5497 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
5498 call fold_convert.
5500 2005-02-18 James E. Wilson <wilson@specifixinc.com>
5502 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
5503 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
5504 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
5505 functions.
5506 (ia64_reorg): Delete fixup_errata call.
5507 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
5508 (TARGET_SWITCHES): Delete -mb-step entry.
5510 2005-02-19 Jakub Jelinek <jakub@redhat.com>
5512 PR c/20043
5513 * c-typeck.c (composite_type): Handle quals in transparent unions.
5514 (type_lists_compatible_p): Likewise.
5516 2005-02-18 Stan Shebs <shebs@apple.com>
5518 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
5519 expressions in the .literal8 section.
5521 2005-02-18 Geoffrey Keating <geoffk@apple.com>
5523 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
5525 2005-02-18 Roger Sayle <roger@eyesopen.com>
5527 * fold-const.c (constant_boolean_node): Always create values of the
5528 specified type, don't bother calling truthvalue_conversion.
5530 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5532 * except.c (output_function_exception_table): Call
5533 assemble_external_libcall (eh_personality_libfunc).
5535 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5537 PR target/19886
5538 * config/ia64/ia64.h (struct machine_function): Add state_num.
5539 * config/ia64/ia64.c (process_epilogue,
5540 process_for_unwind_directive): Use new unwind state numbers each
5541 time rather than state 1.
5543 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
5545 PR target/20054
5546 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
5547 before the "*llgt_didi" pattern.
5549 2005-02-18 Jason Merrill <jason@redhat.com>
5551 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
5553 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
5555 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
5556 (div0): Use it in place of ARM_FUNC_ALIAS.
5557 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
5559 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
5561 PR middle-end/20030
5562 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
5563 access, the lower bound of the array type if it exists.
5565 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
5567 PR c++/20008
5568 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
5569 cases that are out-of-range for the index type.
5571 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5573 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
5574 (estimate_case_costs): Don't call convert.
5575 * expmed.c (expand_shift): Likewise.
5576 (make_tree): Call fold_convert instead of convert.
5578 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5580 PR c++/19813
5581 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
5582 that ref to be marked MEM_READONLY_P doesn't have base that needs
5583 constructing.
5585 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5587 * genautomata.c (output_get_cpu_unit_code_func,
5588 output_cpu_unit_reservation_p): Don't generate old-style function
5589 definitions.
5591 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5593 PR c++/20023
5594 PR tree-optimization/20009
5595 * convert.c (convert_to_integer): Revert 2005-02-16 change.
5597 PR tree-optimization/18947
5598 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
5599 inline, remove all nodes that are inlined into the extern inline
5600 being redefined.
5602 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5604 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
5605 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
5606 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
5607 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
5608 Update copyright.
5610 2005-02-17 Roger Sayle <roger@eyesopen.com>
5612 PR tree-optimization/19917
5613 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
5614 to be potentially trapping.
5616 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5618 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
5620 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
5622 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
5623 tem becomes a local variable which is set to the value of the
5624 back end defined INITIAL_FRAME_ADDRESS macro.
5625 (expand_builtin_frame_address): Omit the base parameter to
5626 expand_builtin_return_addr.
5627 (expand_builtin_profile_func): Likewise.
5628 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
5629 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
5630 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
5632 2005-02-17 Jakub Jelinek <jakub@redhat.com>
5634 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
5635 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
5636 * config/frv/frv.c (frv_function_epilogue): Likewise.
5638 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
5640 * lambda-code (perfect_nestify): Remove mark/unmark
5641 for rewriting hack.
5642 * tree-loop-linear.c (linear_transform_loops): Add
5643 rewrite_into_ssa call so that ssa is correct for
5644 rewriting into loop closed.
5646 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
5648 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
5649 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
5650 BITMAP_FREE.
5651 * bt-load.c (btr_def_live_range, combine_btr_defs,
5652 migrate_btr_def, migrate_btr_defs): Likewise.
5653 * cfgcleanup.c (thread_jump): Likewise.
5654 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
5655 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
5656 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
5657 df_rd_local_compute, df_reg_info_compute): Likewise.
5658 * dominance.c (init_dom_info, free_dom_info): Likewise.
5659 * flow.c (init_propagate_block_info,
5660 free_propagate_block_info): Likewise.
5661 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
5662 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
5663 modify_reg_pav): Likewise.
5664 * loop-invariant.c (find_defs, find_invariant_insn,
5665 find_invariants, free_inv_motion_data): Likewise.
5666 * predict.c (tree_predict_by_opcode,
5667 estimate_bb_frequencies): Likewise.
5668 * stmt.c (expand_case): Likewise.
5669 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
5670 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
5671 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
5672 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
5673 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
5674 rewrite_ssa_into_ssa): Likewise.
5675 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5676 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
5677 analyze_edges_for_bb, perform_edge_inserts): Likewise.
5678 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
5679 * tree-sra.c (tree_sra): Likewise.
5680 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
5681 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
5682 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
5683 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
5684 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
5685 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
5686 Likewise.
5687 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
5688 calculate_live_on_entry, calculate_live_on_exit,
5689 build_tree_conflict_graph): Likewise.
5690 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
5691 record_important_candidates, set_use_iv_cost, find_depends,
5692 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
5693 tree_ssa_iv_optimize_finalize): Likewise.
5694 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
5695 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
5696 tree_duplicate_loop_to_header_edge): Likewise.
5697 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
5698 * tree-ssa.c (verify_flow_insensitive_alias_info,
5699 verify_name_tags, verify_ssa, init_tree_ssa,
5700 delete_tree_ssa): Likewise.
5701 * tree-ssanames.c (marked_ssa_names, init_ssanames,
5702 fini_ssanames): Likewise.
5703 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
5705 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
5707 * config/rs6000/t-rtems: Completely reworked.
5709 2005-02-17 Ira Rosen <irar@il.ibm.com>
5711 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
5713 2005-02-17 Ira Rosen <irar@il.ibm.com>
5715 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
5716 POINTER_TYPE_P when checking that type is a pointer.
5717 (vect_get_memtag): Remove.
5718 (vect_address_analysis): Use POINTER_TYPE_P. Call
5719 vect_object_analysis with dummy parameter for memtag.
5720 (vect_object_analysis): Extract memtag (functionality that
5721 used to be in vect_get_memtag and moved here). Fix printings.
5722 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
5723 with correct parameters. Remove call to vect_get_memtag.
5725 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
5727 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
5728 (tree-vectorizer.o): Added missing dependencies.
5730 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
5731 decleration.
5732 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
5733 declaration in tree-vectorizer.c, now has an extern declaration in
5734 tree-vectorizer.h).
5735 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5736 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
5737 get_vectype_for_scalar_type, vect_is_simple_use,
5738 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
5739 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
5740 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
5741 vectorizable_store, vectorizable_operation, vectorizable_assignment,
5742 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
5743 find_loop_location): Likewise.
5745 * tree-vectorizer.c (langhooks.h): #include removed.
5746 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
5747 moved to tree-vectorized.h.
5748 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5749 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
5750 get_vectype_for_scalar_type, vect_is_simple_use,
5751 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
5752 vect_supportable_dr_alignment, new_loop_vec_info,
5753 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
5754 vect_set_verbosity_level, find_loop_location): Likewise.
5756 (vect_analyze_loop): Function externalized. Declaration moved to
5757 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
5758 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
5759 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
5760 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
5761 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
5762 vect_enhance_data_refs_alignment, vect_analyze_operations,
5763 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
5764 vect_stmt_relevant_p, vect_get_loop_niters,
5765 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
5766 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
5767 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
5768 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
5769 vect_get_memtag): Likewise.
5771 (vectorizable_load): Function externalized. Declaration moved to
5772 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
5773 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
5774 vect_transform_loop): Likewise.
5775 (vect_transform_stmt): Moved to tree-vect-transform.c.
5776 (vect_align_data_ref, vect_create_destination_var,
5777 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
5778 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
5779 vect_get_vec_def_for_operand, vect_init_vector,
5780 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
5781 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
5782 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
5783 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
5784 vect_do_peeling_for_loop_bound): Likewise.
5786 * tree-vect-analyze.c: New file.
5787 * tree-vect-transform.c: New file.
5789 2005-02-17 Jason Merrill <jason@redhat.com>
5791 PR mudflap/19319, c++/19317
5792 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
5793 slot explicit.
5795 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
5797 * doc/install.texi (Specific): Update link for Darwin-specific
5798 tool binary site.
5800 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
5802 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
5803 constant_boolean_node.
5805 2005-02-16 David Edelsohn <edelsohn@gnu.org>
5807 PR target/19019
5808 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
5809 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
5811 2005-02-16 Richard Henderson <rth@redhat.com>
5813 PR 19920
5814 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
5815 with W_TYPE_SIZE.
5816 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
5817 replace uses with Wtype_MAXp1_F.
5818 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
5819 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
5820 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
5821 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
5822 and HAVE_TFMODE as appropriate.
5823 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
5824 (__floatdisf): Likewise.
5825 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
5826 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
5827 (Wtype_MAXp1_F): New.
5828 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
5829 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
5831 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
5833 * PR target/19162
5834 * arm.c (arm_apply_result_size): New function.
5835 * arm.h (APPLY_RESULT_SIZE): Define.
5836 * arm-protos.h (arm_apply_result_size): Add prototype.
5837 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
5838 (movxf): New expand.
5839 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
5840 (call_value_symbol): Remove predicate for operand 0.
5841 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
5842 (untyped_call): Rework to correclty return values for any type.
5843 (untyped_return): New expand.
5844 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
5846 2005-02-16 Stan Shebs <shebs@apple.com>
5848 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
5849 * config/rs6000/t-darwin8: New, for 64-bit multilib.
5851 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5853 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
5854 configure settings on Solaris 7 and later.
5856 2005-02-16 Diego Novillo <dnovillo@redhat.com>
5858 PR tree-optimization/19865
5859 * tree-optimize.c (init_tree_optimization_passes): Run
5860 pass_may_alias after pass_sra.
5862 2005-02-16 Richard Henderson <rth@redhat.com>
5863 Stuart Hastings <stuart@apple.com>
5865 PR debug/19521
5866 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
5867 Do nothing if debug info suppressed for this function.
5868 (dbxout_begin_function): Early exit if debug info suppressed for
5869 this function.
5871 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
5873 PR target/20007
5874 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
5875 find_basic_blocks.
5876 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5878 PR tree-optimization/19967
5879 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
5880 expand_builtin_strchr, expand_builtin_strrchr): Take a new
5881 argument TYPE. Adjust calls to fold_builtin_XXX.
5882 (expand_builtin, fold_builtin_1): Adjust calls to
5883 expand_builtin_XXX.
5884 (fold_builtin_strchr, fold_builtin_strpbrk,
5885 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
5886 result to a requested type TYPE.
5888 2005-02-16 Jakub Jelinek <jakub@redhat.com>
5890 PR middle-end/19857
5891 * fold-const.c (fold): Don't optimize (T)(x & cst) to
5892 (T)x & (T)cst if (T)cst overflows.
5893 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
5894 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
5896 2005-02-15 Jeff Law <law@redhat.com>
5898 * gcse.c (blocks_with_calls): New bitmap.
5899 (alloc_gcse_mem): Allocate it.
5900 (free_gcse_mem): Free it.
5901 (clear_modifY_mem_tables): Clear it.
5902 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
5903 when we encounter CALL_INSNs.
5904 (compute_transp, case MEM): Handle blocks with calls separate
5905 from blocks without calls. Use bitmap iterators rather than
5906 FOR_EACH_BB.
5908 2005-02-15 Peter O'Gorman <peter@pogma.com>
5910 PR bootstrap/18810
5911 * mklibgcc.in (vis_hide): Use a temporary object file, not
5912 -o /dev/null.
5914 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
5916 PR target/19924
5917 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
5918 access optimization.
5920 2005-02-15 David Edelsohn <edelsohn@gnu.org>
5921 Alan Modra <amodra@bigpond.net.au>
5923 PR target/19019
5924 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
5925 (_xlqsub): Rename to __gcc_qsub.
5926 (_xlqmul): Rename to __gcc_qmul.
5927 (_xlqdiv): Rename to __gcc_qdiv.
5928 Provide versioned symbol aliases with old names.
5929 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
5930 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
5931 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
5932 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
5933 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
5935 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
5937 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
5938 Fold ~(A - 1) and ~(A + -1) to -A.
5940 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
5942 PR pch/14940
5943 PR target/19300
5944 * config/host-linux.c (linux_gt_pch_use_address): Copy from
5945 config/pa/pa-host.c:pa_gt_pch_use_address.
5947 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
5949 * tree-vn.c (get_value_handle): Make sure that given an
5950 is_gimple_min_invariant expression, we always return it.
5952 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
5954 * passes.c (rest_of_handle_gcse): Fix a comment.
5956 2005-02-15 Jeff Law <law@redhat.com>
5958 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
5959 bitmap.
5960 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
5961 (canon_list_insert, record_last_mem_set_info): Similarly.
5962 (clear_modify_mem_tables): Similarly.
5964 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
5966 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
5967 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
5968 config/mips/mips.md, config/rs6000/aix.h,
5969 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
5971 2005-02-15 Richard Henderson <rth@redhat.com>
5973 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
5974 call to be best_edge.
5976 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
5978 * basic-block.h: Adjust the prototype for find_basic_blocks.
5979 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
5980 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
5981 find_basic_blocks.
5983 * flow.c (recompute_reg_usage): Remove all arguments.
5984 * passes.c (rest_of_compilation): Adjust the call to
5985 recompute_reg_usage.
5986 * rtl.h: Adjust the prototype for recompute_reg_usage.
5988 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
5990 * tree-dump.c (dump_files): Update to reflect new member
5991 of dump_file_info.
5992 (dump_register): Add new argument.
5993 Set glob name.
5994 (dump_switch_p_1): Check against glob name if doglob was passed.
5995 (dump_switch_p): Check against regular first, then glob if
5996 we didn't have any hits on the dump name.
5997 * tree-optimize.c (register_one_dump_file):
5998 Pass in glob name as well.
5999 * tree-pass.h (struct dump_file_info): Add glob
6000 member.
6002 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
6004 PR preprocessor/16323
6005 * doc/invoke.texi: Document that -Wendif-labels is on by default.
6007 2005-02-14 David Edelsohn <edelsohn@gnu.org>
6009 PR target/19019
6010 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
6011 (trunctfdf2_internal1): New.
6012 (trunctfdf2_internal2): Renamed from trunctfdf2.
6014 2005-02-14 Diego Novillo <dnovillo@redhat.com>
6016 PR tree-optimization/19853
6017 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
6019 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
6021 * passes.c (rest_of_handle_loop_optimize): Remove calls to
6022 delete_dead_jumptables and cleanup_cfg.
6024 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
6026 * reload.c (find_reloads): Swap address_reloaded flags when
6027 swapping commutative operands.
6029 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
6031 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
6032 Use standard_iv_increment_position for computing the bsi position
6033 for create_iv.
6034 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
6035 the bsi position.
6037 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
6039 PR target/17428
6040 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
6041 life range of hard registers.
6042 * value-prof.c (insn_prefetch_values_to_profile): Only
6043 scan normal insns.
6045 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
6046 profile in libcalls.
6048 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
6050 * bitmap.h (bitmap_and_compl_into): Return bool.
6051 * bitmap.c (bitmap_and_compl_into): Return changed flag.
6053 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
6055 PR tree-optimization/19944
6056 * fold-const.c (fold): Re-add ABS_EXPR folding.
6058 2005-02-13 David Edelsohn <edelsohn@gnu.org>
6060 PR target/19019
6061 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
6062 {TARGET,MASK}_XL_COMPAT.
6063 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
6064 MASK_XL_COMPAT.
6065 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
6066 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
6067 TARGET_XL_COMPAT.
6068 (rs6000_arg_partial_bytes): Same.
6069 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
6070 and XL compatibility enabled.
6071 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
6072 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
6073 test to final condition.
6074 (cmptf_internal2): New.
6075 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
6076 xl-compat. Add TFmode information to description.
6078 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
6080 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
6082 2005-02-13 Jason Merrill <jason@redhat.com>
6084 PR c++/16405
6085 * fold-const.c (fold_indirect_ref_1): Split out from...
6086 (build_fold_indirect_ref): Here.
6087 (fold_indirect_ref): New fn.
6088 * tree.h: Declare it.
6089 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
6090 (gimplify_modify_expr_rhs): Likewise.
6091 (gimplify_expr): Likewise.
6093 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
6095 PR tree-optimization/14303
6096 PR tree-optimization/15784
6097 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
6098 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
6099 ABS_EXPR<x> != 0 to x != 0.
6101 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
6103 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
6104 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
6105 spelling conventions.
6107 * passes.c (rest_of_handle_gcse): Don't run cse_main and
6108 delete_trivially_dead_insns too many times.
6110 * passes.c (rest_of_handle_gcse): Remove dead assignments to
6111 tem and tem2.
6113 2005-02-12 Ira Rosen <irar@il.ibm.com>
6115 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
6116 (vect_is_simple_iv_evolution): Remove redundant parameter
6117 and step check.
6118 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
6119 without last parameter.
6120 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
6121 Return pointer step. Call vect_is_simple_iv_evolution without
6122 last parameter. Check only that the step is multiple of size
6123 type. Remove stmt_vinfo updates.
6124 (vect_get_memtag_and_dr): Remove.
6125 (vect_get_memtag): New function.
6126 (vect_address_analysis): New function.
6127 (vect_object_analysis): New function.
6128 (vect_analyze_data_refs): Call vect_object_analysis and
6129 vect_get_memtag. Update stmt_vinfo fields.
6131 2005-02-12 Ira Rosen <irar@il.ibm.com>
6133 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
6134 exist and are objects. Remove checks for pointer.
6135 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
6136 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
6137 (vect_create_data_ref_ptr): Likewise.
6138 (vect_base_addr_differ_p): New function.
6139 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
6140 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
6141 Don't set the DR_BASE_NAME field of data-ref.
6142 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
6144 2005-02-12 Uros Bizjak <uros@kss-loka.si>
6146 * optabs.h (enum optab_index): Add new OTI_ldexp.
6147 (ldexp_optab): Define corresponding macro.
6148 * optabs.c (init_optabs): Initialize ldexp_optab.
6149 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
6150 patterns.
6151 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
6152 using ldexp_optab.
6153 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
6154 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
6156 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
6157 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
6158 intrinsics.
6160 2005-02-12 Ira Rosen <irar@il.ibm.com>
6162 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
6163 to base_address.
6164 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
6165 stmt_vec_info.
6166 (vect_get_base_and_offset): Always return an address.
6167 (vect_create_addr_base_for_vector_ref): Remove treatment for
6168 different data reference types.
6169 (vect_compute_data_ref_alignment): Rename base to base_address in
6170 stmt_vec_info. Get the object in order to force its alignment.
6171 (vect_get_memtag_and_dr): Rename base to base_address in
6172 stmt_vec_info. Extract the object for memtag analysis.
6174 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
6176 PR regression/19898.
6177 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
6178 changes cc_status, use apply modified_in_p to part of cc_status
6179 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
6180 body.
6182 2005-02-11 Richard Henderson <rth@redhat.com>
6184 * tree-complex.c (expand_complex_libcall): New.
6185 (expand_complex_multiplication): Use it for c99 compliance.
6186 (expand_complex_division): Likewise.
6187 * fold-const.c (fold_complex_add, fold_complex_mult): New.
6188 (fold): Call them.
6189 * builtins.c (built_in_names): Remove const.
6190 * tree.c (build_common_builtin_nodes): Build complex arithmetic
6191 builtins.
6192 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
6193 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
6194 (built_in_names): Remove const.
6195 * c-common.c (c_common_type_for_mode): Handle complex modes.
6196 * flags.h, toplev.c (flag_complex_method): Rename from
6197 flag_complex_divide_method.
6198 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
6199 __mulsc3, __muldc3, __mulxc3, __multc3): New.
6200 * libgcc2.h: Declare them.
6201 * libgcc-std.ver: Export them.
6202 * mklibgcc.in (lib2funcs): Build them.
6204 2005-02-11 Steven Bosscher <stevenb@suse.de>
6206 PR tree-optimization/19876
6207 Partially revert my change from 2005-01-14
6208 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
6209 (compute_antic): ...and remove the loop here.
6211 2005-02-11 Jakub Jelinek <jakub@redhat.com>
6213 PR middle-end/19858
6214 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
6215 is number of inner's bits, avoid creating a BIT_FIELD_REF.
6217 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
6218 crtend.o if -pie. Use %{x:a;:b} spec syntax.
6220 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
6222 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
6223 offsets for the big-endian 32-bit case.
6225 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
6227 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
6229 2005-02-11 Dale Johannesen <dalej@apple.com>
6231 * cselib.c (cselib_process_insn): Clear out regs where
6232 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
6233 * reload.c (find_equiv_reg): Ditto.
6235 2005-02-11 Ian Lance Taylor <ian@airs.com>
6237 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
6238 with no elements.
6240 * tree.c (build_function_type_list): Work correctly if there are
6241 no arguments.
6243 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
6245 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
6246 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
6247 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
6248 TARGET_ZARCH instead of TARGET_64BIT.
6250 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
6252 * config/rs6000/t-rtems:
6253 (MULTILIB_OPTIONS): Remove mcpu=602.
6254 (MUTLILIB_DIRNAMES): Remove m602.
6255 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
6256 Let mcpu=602 match mcpu=603.
6257 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
6259 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6261 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
6262 signal trampolines.
6264 2005-02-10 David Daney <ddaney@avtrex.com>
6266 * config/alpha/linux-unwind.h: Add exception clause to copyright.
6267 * config/i386/linux-unwind.h: Likewise.
6268 * config/ia64/linux-unwind.h: Likewise.
6269 * config/mips/linux-unwind.h: Likewise.
6270 * config/pa/linux-unwind.h: Likewise.
6271 * config/rs6000/linux-unwind.h: Likewise.
6272 * config/s390/linux-unwind.h: Likewise.
6273 * config/sh/linux-unwind.h: Likewise.
6274 * config/sparc/linux-unwind.h: Likewise.
6276 2005-02-10 Steven Bosscher <stevenb@suse.de>
6278 PR tree-optimization/17549
6279 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
6280 TER to replace a DEF with its expression if the DEF and the
6281 rhs of the expression we replace into have the same root
6282 variable.
6284 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
6286 * config/mips/mips.md: Fix the placement of the match_scratch in the
6287 lea64 peephole2.
6289 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6291 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
6292 Fix comment typos.
6294 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
6296 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
6297 (strip_offset): Handle addresses.
6298 (add_address_candidates): Use strip_offset.
6299 (difference_cost): Reflect strip_offset change.
6300 (force_var_cost, difference_cost): Strip nops.
6302 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6304 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
6306 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
6307 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
6308 config/cris/cris-protos.h, config/cris/cris.c: Update
6309 copyright.
6311 2005-02-10 Jeff Law <law@redhat.com>
6313 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
6314 (lookup_avail_expr): Similarly.
6316 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
6318 * builtins.c (fold_builtin_powi): New function.
6319 (fold_builtin_1): Call it.
6321 2005-02-10 Steven Bosscher <stevenb@suse.de>
6323 PR documentation/19309
6324 * doc/cpp.texi: The __GNUC__ and related predefined macros
6325 are also defined for the "standalone" cpp.
6326 Some non-GCC compilers may also define __GNUC__.
6328 2005-02-10 Jakub Jelinek <jakub@redhat.com>
6330 PR c/19342
6331 * c-typeck.c (common_type): New routine. Old common_type renamed
6332 to...
6333 (c_common_type): ...this.
6334 (build_conditional_expr, build_binary_op): Use c_common_type instead
6335 of common_type.
6337 2005-02-10 Steven Bosscher <stevenb@suse.de>
6339 * doc/md.texi: Replace @samp{length} with @code{length}.
6341 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
6343 PR tree-optimization/18687
6344 * tree-flow.h (find_loop_niter): Declare.
6345 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
6346 Try using scev even for loops with more than one exit.
6347 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
6348 (struct ivopts_data): Added niters field.
6349 (struct nfe_cache_elt): New.
6350 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
6351 functions.
6352 (tree_ssa_iv_optimize_init): Initialize niters cache.
6353 (determine_number_of_iterations): Removed.
6354 (find_induction_variables): Do not call determine_number_of_iterations.
6355 Access niters for single exit through niter_for_single_dom_exit.
6356 (add_iv_outer_candidates): Access niters for single exit through
6357 niter_for_single_dom_exit.
6358 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
6359 number_of_iterations_cond.
6360 (iv_period): New function.
6361 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
6362 (may_replace_final_value): Take data argument. Use
6363 niter_for_single_dom_exit.
6364 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
6365 (rewrite_use_compare): Pass data to may_eliminate_iv.
6366 (rewrite_use_outer): Pass data to may_replace_final_value.
6367 (free_loop_data): Clean up the niters cache.
6368 (tree_ssa_iv_optimize_finalize): Free the niters cache.
6369 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
6370 * tree-ssa-loop-niter.c (find_loop_niter): New function.
6371 (find_loop_niter_by_eval): Use tree_int_cst_lt.
6372 (num_ending_zeros): Moved to tree.c.
6373 * tree.h (num_ending_zeros): Declare.
6374 * tree.c (num_ending_zeros): Moved from tree.c.
6376 2005-02-09 Richard Henderson <rth@redhat.com>
6378 * builtins.c (DEF_BUILTIN): Add COND argument.
6379 * tree.h (DEF_BUILTIN): Likewise.
6380 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
6381 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
6382 match.
6383 (DEF_BUILTIN_STUB): New.
6384 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
6385 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
6386 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
6387 * c-common.c (DEF_BUILTIN): Add COND argument.
6388 * tree.c (local_define_builtin): New.
6389 (build_common_builtin_nodes): New.
6391 2005-02-09 Roger Sayle <roger@eyesopen.com>
6393 * fold-const.c (fold_strip_sign_ops): New function to simplify a
6394 floating point expression ignoring the sign of the result.
6395 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
6396 (fold) <MULT_EXPR>: Use it to simplify x*x.
6397 * tree.h (fold_strip_sign_ops): Prototype here.
6398 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
6399 argument. Use fold_strip_sign_ops to simplify the first argument.
6400 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
6401 first argument when the second argument is an even integer
6402 constant, but only with -funsafe_math_optimizations.
6403 (fold_builtin_1): Update call to fold_builtin_copysign.
6405 2005-02-09 Ian Lance Taylor <ian@airs.com>
6407 PR middle-end/19583
6408 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
6409 just check whether EH_FILTER_FAILURE falls through.
6411 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
6413 * gcc/haifa-sched.c (schedule_block): Make queued sched group
6414 insns return to ready list in the next turn.
6416 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6418 PR middle-end/19402
6419 * builtins.def: New __builtin_powi[lf].
6420 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
6421 (expand_builtin_powi): New function.
6422 (expand_builtin): Dispatch to expand_builtin_powi.
6423 * libgcc2.h: Add prototypes for __builtin_powi[lf].
6424 * libgcc2.c: Add __builtin_powi[lf] implementation.
6425 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
6426 * optabs.h: Add powi_optab.
6427 * optabs.c (init_optabs): Initialize powi_optab.
6428 * doc/extend.texi: Document __builtin_powi[lf].
6430 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
6432 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
6433 exists.
6435 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6437 PR middle-end/19854
6438 * fold-const.c (try_move_mult_to_index): Remove redundant
6439 type argument. Create ADDR_EXPR with correct type.
6440 (fold): Update callers of try_move_mult_to_index. Convert
6441 result to the appropriate type.
6443 2005-02-09 Roger Sayle <roger@eyesopen.com>
6445 PR target/19597
6446 * config/avr/avr.c (default_rtx_costs): Delete.
6447 (avr_operand_rtx_cost): New function.
6448 (avr_rtx_costs): Completely rewrite.
6450 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
6452 PR target/19806
6453 * config/cris/cris.c (in_code): New variable.
6454 (cris_output_addr_const): Now a static function, a wrapper for
6455 output_addr_const.
6456 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
6457 case from old cris_output_addr_const.
6458 (cris_asm_output_label_ref): Similar for LABEL_REF.
6459 (cris_output_addr_const_extra): Similar for UNSPEC.
6460 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
6461 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
6462 * config/cris/cris-protos.h (cris_output_addr_const): Remove
6463 declaration.
6464 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
6465 (cris_asm_output_label_ref): Declare.
6467 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
6469 PR preprocessor/19801
6470 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
6471 filenames that changed when libcpp was moved to the toplevel.
6473 2005-02-07 Roger Sayle <roger@eyesopen.com>
6475 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
6476 zero extensions of BImode operands. Call lowpart_subreg instead
6477 of gen_lowpart_common and gen_lowpart_SUBREG.
6479 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
6481 PR ada/19489
6482 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
6483 * configure.ac: Set cc_for_cross_gnattools.
6484 * configure: Regenerate.
6486 2005-02-08 Alan Modra <amodra@bigpond.net.au>
6488 PR target/19803
6489 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
6491 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6493 PR debug/19327
6494 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
6495 of nested functions.
6497 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
6499 * doc/extend.texi: Document deprecated extensions allowing
6500 static floating-point members to have initializers and allowing
6501 floating-point literals in integral constant expressions.
6503 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
6505 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
6506 config/darwin7.h, config/mips/mips.c,
6507 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
6508 Update copyright.
6510 * cse.c: Update comments.
6512 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
6514 PR middle-end/19775
6515 * builtins.c (fold_builtin_sqrt): Transform
6516 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
6517 pow(x,y*0.5).
6519 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
6520 Dorit Naishlos <dorit@il.ibm.com>
6522 * doc/invoke.texi (ftree-vectorizer-verbose): New.
6523 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
6524 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
6525 was added.
6526 * tree.h (vect_set_verbosity_level): New extern function declaration
6527 added.
6528 * tree-vectorizer.h (verbosity_levels): New enum type.
6529 * tree-vectorizer.c (vect_debug_stats): Function removed.
6530 (vect_debug_details): Likewise.
6531 (vect_verbosity_level): Global variable was defined and initialized.
6532 (vect_dump): Global variable definition.
6533 (vect_print_dump_info): New function.
6534 (vect_set_dump_settings): New function.
6535 (vect_set_verbosity_level): New function.
6536 (vectorize_loops): Add call to vect_set_dump_settings.
6538 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
6539 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6540 (slpeel_tree_peel_loop_to_edge): Likewise.
6542 (vect_analyze_offset_expr): Call to vect_print_dump_info with
6543 appropriate verbosity level instead of call to vect_debug_details
6544 or vect_debug_stats.
6545 (vect_get_base_and_offset):
6546 (vect_create_addr_base_for_vector_ref):
6547 (get_vectype_for_scalar_type):
6548 (vect_create_data_ref_ptr):
6549 (vect_init_vector):
6550 (vect_get_vec_def_for_operand):
6551 (vect_finish_stmt_generation):
6552 (vectorizable_assignment):
6553 (vectorizable_operation):
6554 (vectorizable_store):
6555 (vectorizable_load):
6556 (vect_transform_stmt):
6557 (vect_update_ivs_after_vectorizer):
6558 (vect_do_peeling_for_loop_bound):
6559 (vect_update_inits_of_drs):
6560 (vect_do_peeling_for_alignment):
6561 (vect_transform_loop):
6562 (vect_is_simple_use):
6563 (vect_analyze_operations):
6564 (vect_is_simple_iv_evolution):
6565 (vect_analyze_scalar_cycles):
6566 (vect_analyze_data_ref_dependence):
6567 (vect_analyze_data_ref_dependences):
6568 (vect_compute_data_ref_alignment):
6569 (vect_enhance_data_refs_alignment):
6570 (vect_analyze_data_refs_alignment):
6571 (vect_analyze_data_ref_access):
6572 (vect_analyze_data_ref_accesses):
6573 (vect_analyze_pointer_ref_access):
6574 (vect_get_memtag_and_dr):
6575 (vect_analyze_data_refs):
6576 (vect_mark_relevant):
6577 (vect_stmt_relevant_p):
6578 (vect_mark_stmts_to_be_vectorized):
6579 (vect_can_advance_ivs_p):
6580 (vect_get_loop_niters):
6581 (vect_analyze_loop_form):
6582 (vect_analyze_loop):
6583 (vectorize_loops): Likewise.
6585 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
6586 (vect_update_inits_of_drs):
6587 (vect_do_peeling_for_alignment):
6588 (vect_transform_loop):
6589 (vect_analyze_operations):
6590 (vect_analyze_scalar_cycles):
6591 (vect_analyze_data_ref_dependences):
6592 (vect_analyze_data_refs_alignment):
6593 (vect_analyze_data_ref_accesses):
6594 (vect_analyze_data_refs):
6595 (vect_mark_stmts_to_be_vectorized):
6596 (vect_get_loop_niters):
6597 (vect_analyze_loop_form):
6598 (vect_analyze_loop): Likewise.
6599 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
6601 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
6603 PR bootstrap/19796
6604 Revert:
6605 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
6606 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
6607 either -ffast-math or -funsafe-math-optimizations is in use.
6609 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
6610 * config/mips/irix-csr.c: New file.
6611 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
6612 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
6613 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
6614 executables.
6616 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
6618 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
6619 redundant, incorrect definitions.
6621 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
6622 expand.
6623 ("*tls_indirect_call"): New, reference hard regs directly.
6624 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
6626 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6628 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
6629 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
6631 2005-02-06 Roger Sayle <roger@eyesopen.com>
6633 PR rtl-optimization/19800
6634 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
6635 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
6636 gen_lowpart.
6638 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6640 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
6642 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
6644 PR other/17135
6645 * doc/invoke.texi: Correct documentation of -freorder-functions.
6647 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6649 PR other/14402
6650 * doc/invoke.texi: Don't mention gccbug.
6652 2005-02-06 Roger Sayle <roger@eyesopen.com>
6653 Andrew Pinski <pinskia@physics.uc.edu>
6654 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
6656 * simplify-rtx.c (simplify_relational_operation_1): Simplify
6657 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
6658 into just (zero_extract:SI FOO (const_int 1) BAR).
6660 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6662 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
6663 macro locally. Don't give last revision date. Use GCC version
6664 number from gcc-common.texi.
6665 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
6666 revision date. Use GCC version number from gcc-common.texi.
6667 Describe being a library as current state rather than as 3.x
6668 history.
6669 * doc/gcc.texi: Remove last update date.
6670 * doc/gccint.texi: Likewise. Update copyright dates.
6671 * doc/install.texi: Update copyright dates.
6673 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6675 PR other/7549
6676 * doc/invoke.texi: Mention for each option included in -Wall that
6677 it is included in -Wall.
6678 * doc/gcc.texi: Update copyright and last modification date.
6680 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6682 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
6683 unnecessary cast to original induction variable increments.
6685 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6687 PR tree-optimization/18219
6688 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
6689 in distributed form.
6691 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
6693 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
6694 Set bitpos and offset later in the function. Do nothing if the
6695 target is a register and if the bitfield lies completely outside
6696 that register.
6697 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
6698 here. Return an uninitialised register if the source value is stored
6699 in a register and the bitfield lies completely outside that register.
6701 2005-02-06 Steven Bosscher <stevenb@suse.de>
6703 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
6704 not SET_DEST.
6706 2005-02-06 Marcin Dalecki <martin@dalecki.de>
6708 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
6710 2005-02-06 Geoffrey Keating <geoffk@apple.com>
6712 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
6713 * config/darwin8.h: New.
6714 * config/darwin7.h: Update comment.
6716 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6717 Dorit Naishlos <dorit@il.ibm.com>
6719 * tree-vectorizer.h (LOC): New type.
6720 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
6721 (loop_line_number): New field in struct _loop_vec_info.
6722 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
6724 * tree-vectorizer.c (input.h): Included.
6725 (find_loop_location): New function.
6726 (vect_debug_stats): Argument changed from loop to LOC. Computation of
6727 loop line number removed.
6728 (vect_debug_details): Likewise.
6729 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
6731 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
6732 call to vect_debug_details/stats changed from loop to loop_loc.
6733 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6734 (slpeel_tree_peel_loop_to_edge): Likewise.
6736 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
6737 changed from NULL to UNKNOWN_LOC.
6738 (vect_get_base_and_offset):
6739 (vect_create_addr_base_for_vector_ref):
6740 (get_vectype_for_scalar_type):
6741 (vect_create_data_ref_ptr):
6742 (vect_init_vector):
6743 (vect_get_vec_def_for_operand):
6744 (vect_finish_stmt_generation):
6745 (vectorizable_assignment):
6746 (vectorizable_operation):
6747 (vectorizable_store):
6748 (vectorizable_load):
6749 (vect_transform_stmt):
6750 (vect_update_ivs_after_vectorizer):
6751 (vect_do_peeling_for_loop_bound):
6752 (vect_do_peeling_for_alignment):
6753 (vect_transform_loop):
6754 (vect_is_simple_use):
6755 (vect_analyze_operations):
6756 (vect_is_simple_iv_evolution):
6757 (vect_analyze_scalar_cycles):
6758 (vect_analyze_data_ref_dependences):
6759 (vect_compute_data_ref_alignment):
6760 (vect_enhance_data_refs_alignment):
6761 (vect_analyze_data_ref_access):
6762 (vect_analyze_data_ref_accesses):
6763 (vect_analyze_pointer_ref_access):
6764 (vect_get_memtag_and_dr):
6765 (vect_analyze_data_refs):
6766 (vect_mark_relevant):
6767 (vect_stmt_relevant_p):
6768 (vect_mark_stmts_to_be_vectorized):
6769 (vect_can_advance_ivs_p):
6770 (vect_get_loop_niters):
6771 (vect_analyze_loop):
6772 (vectorize_loops): Likewise.
6774 (vectorizable_load): Argument in call to vect_debug_details/stats
6775 changed from loop to LOOP_LOC (loop_vinfo).
6776 (vect_transform_loop):
6777 (vect_analyze_operations):
6778 (vect_analyze_scalar_cycles):
6779 (vect_analyze_data_ref_dependence):
6780 (vect_enhance_data_refs_alignment):
6781 (vect_analyze_data_ref_accesses):
6782 (vect_analyze_pointer_ref_access):
6783 (vect_analyze_data_refs):
6784 (vect_analyze_loop): Likewise.
6786 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
6787 changed from loop to loop_loc.
6789 (vect_enhance_data_refs_alignment): Removed unused variable loop.
6791 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6792 Dorit Naishlos <dorit@il.ibm.com>
6794 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
6795 declaration added.
6796 (vect_analyze_data_ref_dependences): Likewise.
6798 (vect_is_simple_use): Argument changed from loop structure to
6799 loop_vect_info structure.
6800 (vect_can_advance_ivs_p): Likewise.
6801 (vect_create_index_for_vector_ref): Likewise.
6802 (vect_update_ivs_after_vectorizer): Likewise.
6803 (new_stmt_vec_info): Likewise.
6805 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
6806 changed from loop to loop_vinfo.
6807 (vect_create_data_ref_ptr): First argument in call to
6808 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
6809 (vectorizable_assignment): Second argument in call to vect_is_simple_use
6810 was changed from loop to loop_vinfo.
6811 (vectorizable_operation): Likewise.
6812 (vectorizable_store): Likewise.
6813 (vect_mark_stmts_to_be_vectorized): Likewise.
6814 (vect_do_peeling_for_loop_bound): First argument in call to
6815 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
6816 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
6817 was changed from loop to loop_vinfo.
6818 (vect_analyze_data_ref_dependences): Third argument in call to
6819 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
6821 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
6822 (vect_create_data_ref_ptr): Likewise.
6823 (vect_init_vector): Likewise.
6824 (vect_get_vec_def_for_operand): Likewise.
6825 (vectorizable_assignment): Likewise.
6826 (vectorizable_operation): Likewise.
6827 (vectorizable_store): Likewise.
6828 (vectorizable_load): Likewise.
6829 (vect_update_ivs_after_vectorizer): Likewise.
6830 (vect_is_simple_use): Likewise.
6831 (vect_analyze_data_ref_dependence): Likewise.
6832 (vect_analyze_pointer_ref_access): Likewise.
6833 (vect_can_advance_ivs_p): Likewise.
6835 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
6836 before _stmt_vec_info.
6837 (_stmt_vec_info): Loop field replaced by loop_vec_info.
6838 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
6839 (new_stmt_vec_info): Argument changed from loop structure to
6840 loop_vect_info structure
6842 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
6843 (vect_analyze_offset_expr): Avoid 80 columns overflow.
6844 (vect_create_addr_base_for_vector_ref): Likewise.
6845 (vect_analyze_pointer_ref_access): Likewise.
6847 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6849 PR tree-opt/19768
6850 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
6851 phi flag if the phi is abnormal.
6853 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6855 PR tree-opt/19736
6856 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
6857 information for the new statement.
6859 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
6861 PR driver/19117
6862 * gcc.c (main): Include the target in -v output.
6864 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
6866 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
6867 Do not drop the extend if we'd have to add a paradoxical subreg
6868 later. Include optabs.h and insn-codes.h.
6869 * Makefile.in (combine.o): Depend on $(OPTABS_H).
6871 2005-02-02 Roger Sayle <roger@eyesopen.com>
6873 PR middle-end/19405
6874 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
6875 * fold-const.c (const_binop): Avoid constant folding floating
6876 point operations in modes that use composite representations.
6877 * simplify-rtx.c (simplify_binary_operation): Likewise.
6879 2005-02-02 Geoffrey Keating <geoffk@apple.com>
6881 * config/rs6000/altivec.md (altivec_dst): Make the first operand
6882 a REG, not a MEM.
6883 (altivec_dstt): Likewise.
6884 (altivec_dstst): Likewise.
6885 (altivec_dststt): Likewise.
6886 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
6887 of first operand.
6889 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6891 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
6892 EXPR_LOCUS from orig_cond to the new cond_stmt.
6893 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
6894 the new vec_stmt.
6896 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6898 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
6899 standard_iv_increment_position. Remove call to bsi_next
6900 (no need to bump the iterator anymore).
6901 (vect_create_index_for_vector_ref): Call
6902 standard_iv_increment_position. Remove second function argument.
6903 (vect_finish_stmt_generation): Remove call to bsi_next
6904 (no need to bump the iterator anymore).
6905 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
6906 to vect_create_index_for_vector_ref.
6908 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6910 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
6911 phis are used out of the loop.
6913 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
6915 PR c/17807
6916 * c-decl.c (undef_nested_function): New variable.
6917 (pop_scope): Diagnose undefined nested functions.
6918 (finish_function): Don't attempt cgraph processing or genericizing
6919 if current top-level function contained an undefined nested
6920 function. Reset undef_nested_function at the end of a top-level
6921 function.
6923 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
6925 * tree.c (build_int_cst_type): Take sign of the value into account
6926 when deciding whether sign extend the value.
6928 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6930 PR c/18502
6931 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
6932 (cpp_options, cc1_options): Change %{std*&ansi} to
6933 %{std*&ansi&trigraphs}.
6935 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
6937 * cse.c: Update comments.
6939 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
6941 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
6942 arguments go on the stack. Do not put complex doubles in odd/even
6943 pairs.
6945 2005-02-02 Steven Bosscher <stevenb@suse.de>
6947 * doc/invoke.texi: Update the options enabled at -O1, -O2,
6948 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
6949 -ftree-pre, and -fthread-jumps.
6951 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
6953 PR tree-optimization/19578
6954 * tree-flow.h (modified_noreturn_calls): Declare.
6955 (noreturn_call_p): Declare.
6956 * tree-flow-inline.h (noreturn_call_p): New function.
6957 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
6958 * tree-cfg.c (modified_noreturn_calls): New variable.
6959 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
6960 that contain a mid-block noreturn call.
6961 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
6963 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
6965 * df.c (df_def_record_1, df_uses_record): Don't use
6966 DF_FOR_REGALLOC.
6967 * df.h (DF_FOR_REGALLOC): Remove.
6969 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6971 PR c/19435
6972 * c-typeck.c (really_start_incremental_init): Reset
6973 constructor_max_index for arrays of incomplete type.
6975 2005-02-02 Jeff Law <law@redhat.com>
6977 * gcse.c (struct reg_set): Store the block index where the register
6978 was set rather than the setting insn.
6979 (record_one_set, compute_transp): Corresponding changes.
6980 (pre_insert_copy_insn): Do not call replace_one_set.
6981 (replace_one_set): Remove.
6983 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6985 PR other/15514
6986 * doc/gcov.texi: Fix typo.
6988 2005-02-01 Richard Henderson <rth@redhat.com
6990 PR target/19680
6991 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
6992 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
6993 type to bool.
6994 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
6995 * config/i386/i386-protos.h: Update.
6997 2005-02-01 Steven Bosscher <stevenb@suse.de>
6999 PR tree-optimization/19217
7000 * tree-cfg.c (verify_expr): Use the data field to see if TP was
7001 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
7002 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
7003 that it is walking a PHI node.
7005 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
7007 * doc/extend.texi (Nested Functions): Update.
7009 2005-02-01 Richard Henderson <rth@redhat.com>
7011 PR 19696
7012 * optabs.c (expand_copysign_absneg): Export.
7013 * optabs.h (expand_copysign_absneg): Declare.
7014 * config/rs6000/rs6000.md (copysigntf3): New.
7016 2005-02-01 Diego Novillo <dnovillo@redhat.com>
7018 PR tree-optimization/19633
7019 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
7020 * tree-ssa-alias.c (init_alias_info): Initialize.
7021 (merge_pointed_to_info): Set.
7022 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
7023 (dump_points_to_info_for): Show value of pt_null.
7024 (struct count_ptr_d): Declare.
7025 (find_ptr_dereference): Remove.
7026 (ptr_is_dereferenced_by): Remove.
7027 (count_ptr_derefs): New local function.
7028 (count_uses_and_derefs): New local function.
7029 (compute_points_to_and_addr_escape): Call it. If the number
7030 of dereferences is greater than zero, mark the pointer as
7031 dereferenced. If there are fewer dereferences than uses of
7032 the pointer, the pointer's value escapes.
7034 2005-02-01 Diego Novillo <dnovillo@redhat.com>
7036 PR tree-optimization/19670
7037 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
7038 here...
7039 (verify_use): ... set it here, instead.
7041 2005-02-01 Janis Johnson <janis187@us.ibm.com>
7043 * doc/sourcebuild.texi (Test directives): Fix formatting.
7045 * doc/sourcebuild.texi (Test directives): Describe selector
7046 expressions.
7048 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
7050 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
7051 specific 64-bit CPUs.
7053 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
7055 PR target/16201
7056 * arm.c (arm_eliminable_register): New function.
7057 (adjacent_mem_locations): Don't allow eliminable registers. Use
7058 HOST_WIDE_INT for address offsets.
7059 * arm-protos.h (arm_eliminable_register): Add prototype.
7061 2005-02-01 Steven Bosscher <stevenb@suse.de>
7063 PR optimization/15242
7064 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
7065 * basic-block.h (duplicate_computed_gotos): Add prototype.
7066 * bb-reorder.c (duplicate_computed_gotos): New function to
7067 duplicate sufficiently small blocks ending in a computed jump.
7068 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
7069 if not optimizing for size.
7070 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
7071 never do tail merging for blocks ending in a computed jump.
7072 * doc/invoke.texi: Document the max-goto-duplication-insns param.
7074 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
7076 Patch from Richard Sandiford <rsandifo@redhat.com>
7077 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
7078 from inheriting a subreg equivalence with a non-spill register.
7080 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
7082 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
7084 * config/frv/frv.c (movcc_fp_destination_operand): New.
7085 (gpr_or_memory_operand): Fix typo in comment.
7086 (gpr_or_memory_operand_with_scratch): New.
7087 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
7088 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
7089 movcc_fp_destination_operand.
7090 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
7091 Legitimize memory addresses using a scratch register.
7093 2005-01-31 Jeff Law <law@redhat.com>
7095 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
7096 bitmap a sparse bitmap instead of a simple bitmap.
7097 (mark_def_sites_initialize_block): Corresponding changes.
7098 (ssa_mark_def_sites_initialize_block): Likewise.
7099 (ssa_mark_phi_uses): Likewise.
7100 (mark_def_site, ssa_mark_def_sites): Likewise.
7101 (mark_def_site_blocks): Likewise.
7102 (rewrite_ssa_into_ssa): Likewise.
7104 * tree-ssa-dom.c (record_cond): Pass correct variable type
7105 for last argument to htab_find_slot_with_hash.
7107 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
7108 effects when optimizing 0 % X. Do not try to optimize X % 0.
7110 2005-01-31 James E. Wilson <wilson@specifixinc.com>
7112 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
7113 1_mmalua.
7115 2005-02-01 Eric Christopher <echristo@redhat.com>
7117 * config/mips/mips.c (override_options): Warn if -mint64
7118 is used.
7119 * doc/invoke.texi (MIPS Options): Document that -mint64 is
7120 deprecated.
7122 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
7124 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
7125 timestamp.
7126 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
7127 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
7128 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
7129 (cached_regno): Initialize to INVALID_REGNUM.
7130 (cse_reg_info_table_size,
7131 cse_reg_info_table_first_uninitialized,
7132 cse_reg_info_timestamp): New.
7133 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
7134 get_cse_reg_info.
7135 (init_cse_reg_info, get_cse_reg_info_1): New.
7136 (get_cse_reg_info): Cache the last look-up.
7137 (new_basic_block): Update the code to clear mappings from
7138 registers to cse_reg_info entries.
7139 (cse_main): Call init_cse_reg_info.
7141 * cse.c (get_cse_reg_info): Update a comment.
7143 2005-01-31 Steven Bosscher <stevenb@suse.de>
7145 PR c/19333
7146 * c-decl.c (start_decl): Do not warn about arrays of elements with
7147 an incomplete type here.
7148 (grokdeclarator): Do it here by making a pedwarn an error.
7149 * c-typeck.c (push_init_level): If there were previous errors with
7150 the constructor type, do not warn about braces for initializers.
7151 (process_init_element): Likewise for excess initializer elements.
7153 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
7155 * cse.c (delete_trivially_dead_insn): Don't iterate.
7157 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
7159 * config/rs6000/rs6000.md (copysignsf3): New expand.
7160 (copysigndf3): Likewise.
7162 2005-01-31 Steven Bosscher <stevenb@suse.de>
7164 * recog.c (constrain_operands): Only look for earlyclobber operand
7165 conflicts if an '&' constraint was seen.
7167 2005-01-31 Marc Espie <espie@openbsd.org>
7169 * config.gcc: Don't include embedded systems fragment, switches default
7170 debugging format to ELF.
7171 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
7172 longer pick it up there.
7174 2005-01-31 Dale Johannesen <dalej@apple.com>
7176 * doc/extend.texi (nested functions): Fix linkage description.
7177 Clarify that static is not allowed.
7179 2005-01-31 Dale Johannesen <dalej@apple.com>
7181 * config/rs6000/darwin.md (movsf_low_di): Make work.
7182 (movdf_low_di): Make work.
7184 2005-01-31 Dale Johannesen <dalej@apple.com>
7186 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
7187 Make work for 64 bit.
7189 2005-01-31 Roger Sayle <roger@eyesopen.com>
7190 Dale Johannesen <dalej@apple.com>
7192 PR middle-end/19650
7193 * fold-const.c (fold_binary_op_with_conditional_arg):
7194 Make types match original operands, before STRIP_NOPS.
7196 2005-01-31 Alan Modra <amodra@bigpond.net.au>
7198 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
7199 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
7200 (struct gcc_sigcontext): Delete. Merge contents to..
7201 (struct gcc_ucontext): ..here.
7202 (get_sigcontext): Delete.
7203 (get_regs): New function, like get_sigcontext but return regs ptr.
7204 64-bit version finds regs from r1 to support vdso.
7205 (ppc_linux_aux_vector): New function.
7206 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
7207 and vector regs.
7209 2005-01-31 Ira Rosen <irar@il.ibm.com>
7211 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
7212 sizetype.
7213 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
7214 redundant fold. Fix misalignment for MINUS_EXPR.
7215 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
7216 (vect_analyze_pointer_ref_access): Likewise.
7217 (vect_get_memtag_and_dr): Likewise.
7219 2005-01-31 Richard Henderson <rth@redhat.com>
7221 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
7222 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
7223 absnegdf2_i387, absnegxf2_i387): Likewise.
7225 2005-01-31 Richard Henderson <rth@redhat.com>
7227 PR 19696
7228 * optabs.c (expand_copysign_absneg): New.
7229 (expand_copysign_bit): Split out from ...
7230 (expand_copysign): ... here. Use expand_copysign_absneg.
7232 2005-01-30 Roger Sayle <roger@eyesopen.com>
7234 PR middle-end/19697
7235 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
7236 constant as the second operand and a register as the third.
7238 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
7240 PR target/19704
7241 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
7242 that dllimport'd functions do not use all call-clobbered registers
7243 to pass parameters.
7245 2005-01-30 Richard Henderson <rth@redhat.com>
7247 PR 19696
7248 * optabs.c (expand_absneg_bit): Split out from expand_unop and
7249 expand_abs_nojump and generalize. Use operand_subword and
7250 emit_no_conflict_block. Support large modes.
7251 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
7252 back to maximum.
7253 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
7254 negation to subtraction.
7255 (expand_copysign): Check that the format has signed zeros.
7256 Use operand_subword and emit_no_conflict_block. Support large modes.
7258 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
7260 Fix PR tree-optimization/19624
7262 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
7263 * tree-ssa-pre.c: Add cfgloop.h.
7264 Update comment.
7265 (pre_stats): New member, constified.
7266 (inserted_exprs): New static variable.
7267 (NECESSARY): New macro.
7268 (create_expression_by_pieces): Fold the expression, and
7269 mark it as defaulting to not necessary. Also put in
7270 inserted_exprs.
7271 (fully_constant_expression): New function.
7272 (insert_into_preds_of_block): Modify to not insert phis when we
7273 are playing with induction variables.
7274 Push phis onto the inserted_exprs vector, and mark them as not
7275 necessary by default.
7276 (insert_aux): Call fully_constant_expression on eprime.
7277 If all edges produce the same value, mark it constant.
7278 (mark_operand_necessary): New function.
7279 (remove_dead_inserted_code): New function.
7280 (init_pre): Init loop optimizer to get loop info.
7281 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
7282 (execute_pre): Commit edge inserts, then remove dead code.
7284 2005-01-30 Richard Henderson <rth@redhat.com>
7286 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
7287 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
7289 2005-01-30 Richard Henderson <rth@redhat.com>
7291 PR target/19700
7292 * config/i386/i386.c (ix86_expand_copysign): New.
7293 (ix86_split_copysign_const): New.
7294 (ix86_split_copysign_var): Rename from ix86_split_copysign,
7295 rearrange op1/nmask operands.
7296 * config/i386/i386-protos.h: Update.
7297 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
7298 (copysigndf3): Likewise.
7299 (copysignsf3_const, copysigndf3_const): New.
7300 (copysignsf3_var): Rename from copysignsf3, split out splitter
7301 and fix split predicate for X constraint.
7302 (copysigndf3_var): Similarly.
7304 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
7306 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
7307 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
7308 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
7310 2005-01-29 Richard Henderson <rth@redhat.com>
7312 PR target/19690
7313 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
7314 of # and * in constraints.
7316 2005-01-29 Richard Henderson <rth@redhat.com>
7318 PR middle-end/19689
7319 * expr.c (store_field): Don't strip sub-mode cast when the input
7320 data is even smaller.
7322 2005-01-29 Richard Henderson <rth@redhat.com>
7324 PR middle-end/19687
7325 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
7326 union being empty.
7328 2005-01-29 Richard Henderson <rth@redhat.com>
7330 * combine.c (make_field_assignment): Fix argument order
7331 to gen_int_mode.
7333 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
7335 PR tree-optimization/15791
7336 * fold-const.c (extract_array_ref): New function.
7337 (fold): Fold comparisons between &a[i] and &a[j] or
7338 semantically equivalent trees.
7340 2005-01-29 Jeff Law <law@redhat.com>
7342 * gcse.c (insert_expr_in_table): Revamp handling of available
7343 and anticipatable occurrence lists to avoid unnecessary list
7344 walking.
7345 (insert_set_in_table): Similarly.
7347 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
7349 * c-common.c (fix_string_type): Just use c_build_qualified_type to
7350 build string type.
7351 (c_build_qualified_type): Build qualified array types with
7352 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
7353 * c-decl.c (c_make_fname_decl): Build unqualified array type
7354 before qualified type.
7355 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
7356 type is qualified, not just if type itself is. Don't apply
7357 qualifiers to array type when declarator is processed. Apply
7358 qualifiers to field type whether or not it is an array type.
7359 Don't handle array types specially for applying qualifiers to
7360 variables.
7361 * c-typeck.c (composite_type): Build unqualified element type and
7362 array type when forming composite of array types.
7363 (common_pointer_type, comptypes, comp_target_types,
7364 type_lists_compatible_p, build_indirect_ref, build_array_ref,
7365 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
7366 types.
7367 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
7368 (args2) in variables a1 and a2.
7370 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
7372 * cse.c (n_elements_made, max_elements_made): Remove.
7373 (insert): Don't touch n_elements_made.
7374 (cse_main): Don't touch n_elements_made or max_elements_made.
7376 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
7378 PR target/15384
7379 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
7380 configuration part of dp-bit.c to be lost.
7382 2005-01-28 Roger Sayle <roger@eyesopen.com>
7384 * expmed.c (expand_mult_highpart_optab): When attempting to use
7385 a non-widening multiplication in a wider mode, the operands need
7386 to be converted (zero or sign extended) to that mode.
7388 2005-01-28 Ian Lance Taylor <ian@airs.com>
7390 PR middle-end/16558
7391 PR middle-end/19583
7392 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
7393 through if both operands fall through.
7395 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7397 * cse.c (fold_rtx) <PC>: Don't optimize.
7399 2005-01-28 Jeff Law <law@redhat.com>
7401 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
7402 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
7404 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7406 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
7407 cse_reg_info_used_list_end): Remove.
7408 (cse_reg_info_list, cse_reg_info_list_free): New.
7409 (get_cse_reg_info): When allocating an instance of
7410 cse_reg_info, add it to the beginning of the cse_reg_info_list
7411 list. Remove code to maintain cse_reg_info_used_list.
7412 (new_basic_block): Reset the free list to the beginning of
7413 cse_reg_info_list.
7415 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
7417 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
7418 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
7419 (frv_expand_mdpackh_builtin): New function.
7420 (frv_expand_builtin): Use it to expand __MDPACKH.
7421 * doc/extend.texi (__MDPACKH): Update documentation.
7423 2005-01-28 Uros Bizjak <uros@kss-loka.si>
7425 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
7426 SSE_FLOAT_MODE_P for use_sse computation.
7428 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
7430 PR target/19663
7431 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
7433 2005-01-27 Richard Henderson <rth@redhat.com>
7435 * builtins.c (expand_builtin_copysign): New.
7436 (expand_builtin): Call it.
7437 * genopinit.c (optabs): Add copysign_optab.
7438 * optabs.c (init_optabs): Initialize it.
7439 (expand_copysign): New.
7440 * optabs.h (OTI_copysign, copysign_optab): New.
7441 (expand_copysign): Declare.
7443 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
7444 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
7446 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
7447 (ix86_expand_fp_absneg_operator): ... here.
7448 (ix86_split_copysign): New.
7449 * config/i386/i386-protos.h: Update.
7450 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
7451 (copysignsf3, copysigndf3): New.
7453 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
7454 (copysignsf3, ncopysignsf3): New.
7455 (copysigndf3, ncopysigndf3): New.
7456 (copysignxf3, ncopysignxf3): New.
7457 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
7459 2005-01-27 Arend Bayer <arend.bayer@web.de>
7460 Kazu Hirata <kazu@cs.umass.edu>
7462 * cse.c: (find_best_addr): Don't call copy_rtx before calling
7463 fold_rtx. Save cost recomputation if fold_rtx did nothing.
7464 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
7465 NULL_RTX.
7467 2005-01-27 Jeff Law <law@redhat.com>
7469 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
7470 definitions of SSA_NAMEs which are not being rewritten.
7471 (rewrite_ssa_into_ssa): Only initialize the current definition
7472 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
7473 If checking is enabled, assert that SSA_NAME_AUX is clear for all
7474 SSA_NAMEs before returning.
7476 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
7478 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
7479 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
7480 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
7481 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
7482 config/mips/iris6.h, config/sh/sh.c: Update copyright.
7484 2005-01-27 Steven Bosscher <stevenb@suse.de>
7486 PR middle-end/17278
7487 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
7488 higher to -O2 and higher. Likewise for tree PRE.
7489 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
7490 and better.
7492 2005-01-27 Ian Lance Taylor <ian@airs.com>
7494 PR middle-end/19583
7495 * gimple-low.c (try_catch_may_fallthru): New static function.
7496 (block_may_fallthru): Handle TRY_CATCH_EXPR.
7497 * tree-inline.c (expand_call_inline): Don't warn about reaching
7498 the end of a non-void function being inlined if the function uses
7499 a return slot.
7501 2005-01-27 Jakub Jelinek <jakub@redhat.com>
7503 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
7505 PR c/18946
7506 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
7507 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
7508 (implicitly_declare): Handle error_mark_node.
7510 2005-01-27 Richard Henderson <rth@redhat.com>
7512 PR tree-opt/14329
7513 * tree.h (struct tree_decl): Add debug_expr_is_from.
7514 (DECL_DEBUG_EXPR_IS_FROM): New.
7515 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
7516 * dwarf2out.c (dwarf2out_var_location): Update to match.
7517 * tree-outof-ssa.c (create_temp): Likewise.
7518 * var-tracking.c (track_expr_p): Likewise.
7519 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
7520 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
7521 * toplev.c (default_tree_printer): Likewise.
7523 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
7525 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
7526 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
7528 2005-01-27 Steven Bosscher <stevenb@suse.de>
7530 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
7531 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
7532 ASM_CLOBBERS): Add tree checks.
7534 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
7535 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
7536 * c-common.def (SWITCH_STMT): Update to match.
7537 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
7538 macros instead of SWITCH_EXPR ones.
7539 * c-dump.c (c_dump_tree): Likewise.
7540 * c-gimplify.c (gimplify_switch_stmt): Likewise.
7541 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
7543 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
7545 2005-01-27 Alan Modra <amodra@bigpond.net.au>
7547 * unwind-dw2.c (execute_stack_op): Add missing cases for
7548 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
7550 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
7552 * config.gcc (Obsolete configurations): Remove 'dummy', add
7553 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
7554 sparc-*-openbsd*.
7556 2005-01-26 Diego Novillo <dnovillo@redhat.com>
7558 PR tree-optimization/19633
7559 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
7560 CALL_EXPRs.
7561 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
7562 are no call-clobbered variables.
7563 * tree-outof-ssa.c (check_replaceable): Return false for calls
7564 with side-effects.
7566 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
7568 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
7569 even for variables with NULL DECL_INITIAL.
7571 2005-01-26 Stuart Hastings <stuart@apple.com>
7573 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
7575 2005-01-26 Richard Henderson <rth@redhat.com>
7577 PR middle-end/18008
7578 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7579 field's type.
7580 * expr.c (store_field): Strip conversions to odd-bit-sized types
7581 if the destination field width matches.
7583 2005-01-26 Richard Henderson <rth@redhat.com>
7585 * c-decl.c, expmed.c, expr.c: Revert last change.
7587 2005-01-26 Richard Henderson <rth@redhat.com>
7589 PR middle-end/18008
7590 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7591 field's type.
7592 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
7593 if we don't need the bits above those present in the current mode.
7594 * expr.c (store_field): Strip conversions to odd-bit-sized types
7595 if the destination field width matches.
7597 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
7599 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
7600 either -ffast-math or -funsafe-math-optimizations is in use.
7602 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
7604 PR target/19293
7605 PR target/19329
7606 * config/avr/avr.c (notice_update_cc): Only set condition code for
7607 ashrqi3 if shift count > 0.
7608 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
7609 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
7610 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
7611 count <= 0 as a no-op, and shift count >= width by copying zero
7612 or sign bit to all bits of the result.
7613 * config/avr/avr.md (all shifts): Add alternatives for zero shift
7614 count, with attribute "length" set to 0 and "cc" set to "none".
7616 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7618 * doc/invoke.texi: Document -mTLS.
7620 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
7621 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
7622 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
7623 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
7624 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
7625 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
7626 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
7627 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
7629 * configure.ac: Check for a TLS capable gas.
7631 * configure: Regenerate.
7633 2005-01-26 Richard Henderson <rth@redhat.com>
7635 PR middle-end/18008
7636 * combine.c (make_field_assignment): Simplify store to zero_extract
7637 from a source with an overlapping mask.
7639 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7641 2004-11-11 Eric Christopher <echristo@redhat.com>
7643 * config/frv/frv.md: Add fr400_integer automaton. Don't
7644 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
7645 to TYPE_MACC.
7647 2005-01-26 Steven Bosscher <stevenb@suse.de>
7649 PR middle-end/16585
7650 * cfgbuild.c (make_edges): Do not clear or set
7651 current_function_has_computed_jump.
7652 * function.h (struct function): Remove the has_computed_jump field.
7653 (current_function_has_computed_jump): Do not define.
7654 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
7655 in a computed jump. Ignore current_function_has_computed_jump.
7657 2005-01-26 Richard Henderson <rth@redhat.com>
7659 PR middle-end/19515
7660 * expr.c (categorize_ctor_elements): New argument p_must_clear.
7661 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
7662 fully initialized.
7663 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
7664 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
7665 objects into static storage if they have more than one non-zero value.
7666 * tree.h (categorize_ctor_elements): Update decl.
7668 2005-01-26 Steven Bosscher <stevenb@suse.de>
7670 PR middle-end/19616
7671 * tree.h (CALL_EXPR_TAILCALL): Add comment.
7672 * calls.c (check_sibcall_argument_overlap_1): Revert the change
7673 to this function from 2004-07-10.
7674 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
7675 the current function for tail call optimizations if the address
7676 of one of it its arguments is taken.
7678 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
7680 * cse.c (fold_rtx): Call equiv_constant only when necessary.
7682 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
7684 * function.c (expand_function_end): If current_function_calls_alloca,
7685 emit stack restore in a place that is reached when the function falls
7686 through at the end.
7688 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
7690 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
7691 rule to avoid matching inappropriate suffix rule.
7693 2005-01-26 Jan Hubicka <jh@suse.cz>
7695 PR tree-optimization/19241
7696 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
7698 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
7700 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
7701 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
7702 of doubling.
7703 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
7704 <sim*>: Always use crt1.o, regardless of N in simN.
7705 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
7706 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
7707 (CRT_CALL_STATIC_FUNCTION): Remove.
7708 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
7709 use crt1.o, regardless of N in simN.
7710 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
7711 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
7712 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
7713 case isystem setting.
7714 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
7716 2005-01-25 Ian Lance Taylor <ian@airs.com>
7718 * gimple-low.c (block_may_fallthru): Correct handling of
7719 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
7721 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
7723 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
7724 handlers to match indentation; nested under the mtune=* handler.
7725 Similar for mcpu= and march=.
7727 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
7729 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
7730 * config/mips/linux64.h (LIB_SPEC): Likewise.
7731 * config/mn10300/linux.h (LIB_SPEC): Likewise.
7732 * config/sh/linux.h (LIB_SPEC): Likewise.
7734 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
7736 * config/frv/frv.c (frv_legitimize_tls_address): New.
7737 (TARGET_HAVE_TLS): Define.
7738 (FRV_SYMBOL_REF_TLS_P): Define.
7739 (frv_override_options): Handle new register classes.
7740 (frv_legitimate_address_p): Reject tls addresses.
7741 (frv_legitimize_address): Handle TLS addresses.
7742 (gen_inlined_tls_plt): New.
7743 (gen_tlsmoff): New.
7744 (frv_legitimize_tls_address): New.
7745 (unspec_got_name): Add TLS entries.
7746 (got12_operand): Add R_FRV_TLSMOFF12 case.
7747 (frv_emit_move): Fixup TLS addresses.
7748 (frv_emit_movsi): Legitimize TLS addresses.
7750 * config/frv/frv.h (MASK_BIG_TLS): New.
7751 (TARGET_BIG_TLS): New.
7752 (HAVE_AS_TLS): Define.
7753 (TARGET_SWITCHES): Add -mTLS and -mtls options.
7754 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
7755 (REG_CLASS_NAMES): Same.
7756 (REG_CLASS_CONTENTS): Same.
7757 (CONSTRAINT_LEN): New.
7758 (REG_CLASS_FROM_CONSTRAINT): New.
7759 (PREDICATE_CODES): Add symbolic_operand.
7761 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
7762 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
7763 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
7764 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
7765 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
7766 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
7767 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
7768 GR9_REG, GR14_REG, LRREG.
7769 (type): Add load_or_call attribute.
7770 ("load_or_call"): New reservation.
7771 ("call_gettlsoff"): New.
7772 ("tls_indirect_call"): New.
7773 ("tls_load_gottlsoff12"): New.
7774 ("tlsoff_hilo"): New.
7775 ("tls_tlsdesc_ldd"): New.
7776 ("tls_tlsoff_ld"): New.
7777 ("tls_lddi"): New.
7779 * config/frv/frv-protos.h (symbolic_operand): Protoize.
7781 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
7783 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
7784 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
7785 * config/frv/frv.c (TLS_BIAS): Define.
7786 (frv_output_dwarf_dtprel): New.
7788 2005-01-26 Jakub Jelinek <jakub@redhat.com>
7790 PR rtl-optimization/19579
7791 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
7792 both A and B, see if they don't clobber registers the other expr uses.
7794 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
7796 * real.c (do_add): Initialize signalling and canonical members.
7798 * real.c (real_from_integer): Zero out destination.
7800 2005-01-18 Jan Hubicka <jh@suse.cz>
7802 PR tree-optimize/19337
7803 * tree-inline.c (initialize_inlined_parameters): Copy
7804 saved_static_chain_decl only.
7806 2005-01-25 Richard Henderson <rth@redhat.com>
7808 PR target/19556
7809 PR target/19584
7810 * config/i386/i386.c (x86_inter_unit_moves): Zero.
7811 (ix86_preferred_reload_class): Rewrite fp-constant section, with
7812 80387 enabled, to return a proper subclass. Return the subset that
7813 overlaps with GENERAL_REGS for PLUS.
7814 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
7816 2005-01-25 Richard Henderson <rth@redhat.com>
7818 PR middle-end/19609
7819 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
7821 2005-01-25 Roger Sayle <roger@eyesopen.com>
7823 * expmed.c (choose_multiplier): Change interface to return the
7824 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
7825 (expand_divmod): Update calls to choose_multiplier.
7827 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7829 PR middle-end/19330
7830 * expmed.c (extract_bit_field): Use adjust_address instead of
7831 gen_lowpart when op0 is a MEM.
7833 2005-01-24 Steven Bosscher <stevenb@suse.de>
7835 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
7837 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
7839 * config/mips/irix-csr.c: New file.
7840 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
7841 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
7842 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7843 executables.
7845 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
7847 PR bootstrap/19364
7848 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
7849 sparc/elf.h, add sparc/sp-elf.h.
7850 (sparc-*-rtems*): Likewise.
7851 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
7852 tm-dwarf2.h, add sparc/sp-elf.h.
7853 (sparc86x-*-elf): Likewise.
7854 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
7855 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
7856 TARGET_OS_CPP_BUILTINS.
7857 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7858 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7859 Undefine it.
7860 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
7861 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
7862 (SWITCH_TAKES_ARG): Likewise.
7863 (LOCAL_LABEL_PREFIX): Likewise.
7864 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
7865 (TARGET_N_FORMAT_TYPES): Delete.
7866 (TARGET_FORMAT_TYPES): Likewise.
7867 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
7868 * config/sparc/elf.h: Delete.
7869 * config/sparc/sp-elf.h: New file.
7871 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7873 * tree-flow-inline.h (phi_arg_from_edge): Remove.
7874 * tree-flow.h: Remove the corresponding prototype.
7875 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
7876 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
7878 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7880 PR target/17751
7881 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
7882 for AIX ABI or ELF -fPIC.
7883 (rs6000_emit_load_toc_table): Don't create toc_section here.
7884 (rs6000_xcoff_file_start): Nor here.
7886 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
7888 * sh.c (ra.h): Don't #include.
7889 (hard_regs_intersect_p): New function, resurrected from ra.c.
7891 * sh.c: Fix 1996 Copyright.
7893 2005-01-24 Richard Henderson <rth@redhat.com>
7894 Aldy Hernandez <aldyh@redhat.com>
7896 * regrename.c (note_sets): Handle subregs.
7898 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
7900 PR bootstrap/18058
7901 * genconditions.c (write_header, write_conditions): Elide file if
7902 not GCC >= 3.0.1.
7904 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7906 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
7907 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
7908 Update copyright.
7910 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7912 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
7913 expand_builtin_printf, expand_builtin_fprintf,
7914 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
7915 checking against POINTER_TYPE.
7916 (validate_arglist): Handle POINTER_TYPE code by checking
7917 POINTER_TYPE_P.
7919 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
7921 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
7922 init_rtlanal): New.
7923 (for_each_rtx): Call for_each_rtx_1.
7924 * rtl.h (init_rtlanal): Declare.
7925 * toplev.c (backend_init): Call init_rtlanal.
7927 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7929 * flow.c (propagate_one_insn): Formatting.
7931 PR middle-end/19551
7932 * flow.c (libcall_dead_p): Be more conservative if unsure.
7933 If there are any instructions between insn and call, see if they are
7934 all dead before saying the libcall is dead.
7936 2005-01-24 Uros Bizjak <uros@kss-loka.si>
7938 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
7939 operand constraint for operand 0.
7941 2005-01-23 Richard Henderson <rth@redhat.com>
7943 PR 19486
7944 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
7945 edges leading to join block.
7947 2005-01-23 Roger Sayle <roger@eyesopen.com>
7949 * expmed.c (expand_mult_highpart): Make static. Change type of
7950 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
7951 (expand_divmod): Updates calls to expand_mult_highpart by using
7952 gen_int_mode to pass a CONST_INT rtx.
7953 * rtl.h (expand_mult_highpart): Remove prototype.
7955 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7957 * flow.c (regset_bytes, regset_size): Remove.
7959 * cfganal.c: Fix a reference to Harvey's paper.
7961 2005-01-23 Steven Bosscher <stevenb@suse.de>
7963 PR rtl-optimization/19464
7964 * tree-optimize.c (init_tree_optimization_passes): Add one more
7965 copyrename pass just before out-of-ssa.
7967 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
7969 PR bootstrap/18058
7970 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
7971 * ggc-none.c (ggc_free): Define.
7973 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7975 * cse.c (max_reg, max_insn_uid): Remove.
7976 (cse_main): Don't access max_reg or max_insn_uid.
7978 * c-common.c (explicit_flag_signed_bitfields,
7979 lang_statement_code_p, lang_expand_function_end): Remove.
7980 * c-common.h: Remove the corresponding declarations.
7981 * c-opts.c (c_common_handle_option): Remove all write access
7982 to explicit_flag_signed_bitfields.
7984 * cgraph.c (cgraph_varpool_n_nodes): Remove.
7985 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
7986 * cgraph.h: Remove the corresponding declaration.
7988 * gcse.c (null_pointer_info): Remove.
7990 2005-01-23 Roger Sayle <roger@eyesopen.com>
7991 Eric Botcazou <ebotcazou@libertysurf.fr>
7993 * combine.c (simplify_logical): Only simplify logical expressions
7994 of the form ior(and(x,y),z) by the inverse distributive law if the
7995 result is cheaper than the original.
7997 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7999 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
8000 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
8001 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
8002 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
8003 config/freebsd-spec.h, config/arm/arm.h,
8004 config/h8300/h8300.md, config/i386/i386.md,
8005 config/i386/predicates.md, config/i386/sse.md,
8006 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
8007 config/vax/vax.md: Fix comment typos. Follow spelling
8008 conventions.
8010 2005-01-23 Steven Bosscher <stevenb@suse.de>
8012 * gengtype.c (walk_type): Produce `not equal to' compares for loop
8013 tests, instead of `less than'.
8015 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
8017 * function.c (assign_parm_setup_block): When creating a new stack slot
8018 for a parameter, get its alignment from the parameter's DECL_ALIGN
8019 rather than the type's TYPE_ALIGN. Make sure that the parameter
8020 is at least word aligned.
8022 2005-01-22 Roger Sayle <roger@eyesopen.com>
8024 PR middle-end/19378
8025 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
8027 2005-01-22 Richard Henderson <rth@redhat.com>
8029 PR target/19506
8030 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
8031 in both compare operands.
8032 (movdfcc_1_sse_max): Likewise.
8033 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
8034 (movdfcc_1_sse): Likewise.
8035 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
8036 scratch register as needed.
8038 2005-01-22 Richard Henderson <rth@redhat.com>
8040 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
8042 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
8044 2005-01-22 Richard Henderson <rth@redhat.com>
8046 * genopinit.c (optabs): Use smin/smax for floating point too.
8047 * doc/md.texi: Update to match. Clarify that floating point
8048 results are undefined for +0/-0 and NaN.
8049 * doc/rtl.texi: Likewise.
8050 * rtl.def (SMIN, SMAX): Likewise
8051 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
8053 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
8054 leading 's' to the name.
8055 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
8056 smaxxf3, sminxf3): Likewise.
8057 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
8058 Likewise.
8060 2005-01-22 Paul Brook <paul@codesourcery.com>
8062 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
8064 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
8066 * config/s390/s390.c (struct processor_costs): New fields
8067 dlgr, dlr, dr, dsgfr, dsgr.
8068 (z900_cost, z990_cost): Values for new fields.
8069 (s390_rtx_costs): New cases MEM und COMPARE in switch
8070 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
8071 DIV, MOD, UDIV, UMOD.
8073 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
8075 * config/s390/s390.md ("doloop_si64"): Reload input value directly
8076 into the register being decremented.
8077 ("doloop_si31", "doloop_di"): Likewise.
8078 ("*doloop_si_long"): Adapt pattern.
8080 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
8082 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
8083 access registers.
8084 (CLASS_MAX_NREGS): Likewise.
8086 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
8088 * doc/tree-ssa.texi (Statement Operands): Add example for new
8089 must-def macro. Note deprecation of old operands interface.
8091 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
8093 PR tree-optimization/19484
8094 * tree-cfg.c (remove_fallthru_edge): New function.
8095 (cleanup_control_flow): Remove fallthru edges from calls that are
8096 now known not to return.
8098 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8100 Fix PR tree-optimization/19038
8101 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
8102 copies with loop variant ones.
8104 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
8106 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
8107 config/alpha/alpha-protos.h, config/alpha/alpha.h,
8108 config/alpha/alpha.md, config/alpha/predicates.md,
8109 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
8110 config/sparc/sol2.h: Update copyright.
8112 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
8113 first label to see if it is a nonlocal label.
8115 2005-01-22 David Edelsohn <edelsohn@gnu.org>
8116 Andrew Pinski <pinskia@physics.uc.edu>
8118 PR target/19491
8119 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
8120 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
8122 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
8124 * config/rs6000/rtems.h: Update copyright.
8126 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
8128 PR target/19548
8129 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
8130 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
8131 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
8133 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8135 PR c/18809
8136 * c-typeck.c (convert_arguments): Check for error_mark_node.
8138 2005-01-21 Ian Lance Taylor <ian@airs.com>
8140 PR tree-optimization/13000
8141 * tree-inline.c: Include "tree-flow.h".
8142 (expand_call_inline): If warn_return_type, warn if non-void inline
8143 function falls through.
8144 * tree-cfg.c (execute_warn_function_return): Don't warn about
8145 control reaching end if TREE_NO_WARNING is set. Set
8146 TREE_NO_WARNING.
8147 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
8148 has been lowered.
8149 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
8150 branch if we don't need one.
8151 * c-typeck.c: Include "tree-flow.h"
8152 (c_finish_bc_stmt): Don't add a goto if the current statement
8153 list doesn't fall through to the current point.
8155 2005-01-21 Roger Sayle <roger@eyesopen.com>
8157 PR rtl-optimization/576
8158 * real.c (real_arithmetic): Change return type from void to bool
8159 to return an indication that the result may be inexact.
8160 * real.h (real_arithmeric): Update prototype.
8161 * fold-const.c (const_binop): Don't constant fold floating
8162 point expressions when the user specifies -frounding-math and
8163 the result may depend upon the run-time rounding mode.
8164 (fold_convert_const_real_from_real): Clean-up.
8165 (fold_initializer): Ignore flag_rounding_math for initializers.
8166 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
8167 constant fold FP operations with flag_rounding_math if the
8168 result may depend upon the run-time rounding mode.
8170 2005-01-21 Tom Tromey <tromey@redhat.com>
8172 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
8174 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
8176 * tree-cfg.c: Fix comment typos.
8178 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
8180 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
8181 around the call to rest_of_handle_branch_target_load_optimize.
8183 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8185 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
8186 (sparc64-*-openbsd*): Likewise.
8187 (sparclite-*-elf*): Include tm-dwarf2.h.
8188 (sparc86x-*-elf*): Likewise.
8189 (sparc64-*-elf*): Likewise.
8190 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
8191 (DBX_DEBUGGING_INFO): Likewise.
8192 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
8193 (PREFERRED_DEBUGGING_TYPE): Likewise.
8194 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
8195 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
8196 (PREFERRED_DEBUGGING_TYPE): Likewise.
8197 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
8198 (PREFERRED_DEBUGGING_TYPE): Likewise.
8199 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
8201 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
8203 PR target/18701
8204 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
8206 2005-01-20 Paul Brook <paul@codesourcery.com>
8208 * doc/rtl.texi: Document value extension requirements for CONST_INT.
8210 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8212 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
8213 label is first in a sequence of labels.
8215 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
8217 2005-01-20 Janis Johnson <janis187@us.ibm.com>
8218 Giovanni Bajo <giovannibajo@gcc.gnu.org>
8220 * doc/sourcebuild.texi (Test Directives): New.
8222 2005-01-20 Roger Sayle <roger@eyesopen.com>
8224 * real.c (real_floor): Don't leave the result uninitialized when
8225 mode is VOIDMode, but return the unrounded intermediate value.
8226 (real_ceil): Likewise.
8228 2005-01-20 Paul Brook <paul@codesourcery.com>
8230 * config/arm/arm.md (insv): Use gen_int_mode.
8232 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
8234 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
8235 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8236 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8237 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8238 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8240 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8242 Fix PR debug/19124
8243 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
8244 fbreg, so we have to assume we can't.
8245 (loc_descriptor_from_tree_1): Ditto.
8246 (containing_function_has_frame_base): New function.
8247 (add_location_or_const_value_attribute): Use it.
8248 Also try to generate a frame_base from a single element location
8249 list.
8251 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8253 PR tree-optimization/15349
8254 * timevar.def (TV_TREE_MERGE_PHI): New.
8255 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
8256 PHI_WANTED.
8257 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
8258 calls to tree_forwarder_block_p.
8259 (remove_forwarder_block_with_phi, merge_phi_nodes,
8260 gate_merge_phi, pass_merge_phi): New.
8261 * tree-optimize.c (init_tree_optimization_passes): Add
8262 pass_merge_phi.
8263 * tree-pass.h: Add an extern for pass_merge_phi;
8265 2005-01-20 Richard Henderson <rth@redhat.com>
8267 PR target/19418
8268 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
8269 (_mm_castps_pd, _mm_castps_si128): New.
8270 (_mm_castsi128_ps, _mm_castsi128_pd): New.
8272 2005-01-20 Richard Henderson <rth@redhat.com>
8274 PR target/19530
8275 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
8276 __builtin_ia32_vec_init_v2si.
8277 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
8278 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
8279 (ix86_init_mmx_sse_builtins): Create it.
8280 (ix86_expand_builtin): Expand it.
8281 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
8282 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
8283 (vec_extractv2si_0, vec_extractv2si_1): New.
8285 2005-01-20 Richard Henderson <rth@redhat.com>
8287 PR target/16533
8288 * config/i386/i386.c (ix86_expand_push): New.
8289 * config/i386/mmx.md (push<MMXMODE>1): New.
8290 * config/i386/sse.md (push<SSEMODE>1): New.
8291 * config/i386/i386-protos.h: Update.
8293 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8295 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
8296 copyright.
8298 2005-01-20 Richard Henderson <rth@redhat.com>
8300 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
8301 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
8303 2005-01-19 Richard Henderson <rth@redhat.com>
8305 PR target/19350
8306 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
8307 to V4SFmode in SSE1 fallback load path.
8309 2005-01-19 Richard Henderson <rth@redhat.com>
8311 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
8312 in QImode expansion to ix86_expand_vector_set.
8313 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
8315 2005-01-19 Richard Henderson <rth@redhat.com>
8317 PR target/19511
8318 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
8319 subclass of the input class.
8320 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
8321 Always true for cross-SSE1 classes. Rationalize conditionals.
8322 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
8323 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
8324 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
8325 (movdi_2): Add MMX/SSE zeros.
8326 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
8327 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
8328 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8329 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
8330 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
8331 (zero_extendsidi2_rex64_1): Remove.
8332 (MOV0 peephole): Check GENERAL_REG_P.
8334 2005-01-19 Richard Henderson <rth@redhat.com>
8336 PR target/19427
8337 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
8338 shufps elements.
8339 (ix86_expand_vector_extract): Likewise.
8341 2005-01-19 Richard Henderson <rth@redhat.com>
8343 PR middle-end/19304
8344 * expr.c (emit_move_change_mode): New argument force; use
8345 simplify_gen_subreg if true.
8346 (emit_move_via_alt_mode): Merge into ...
8347 (emit_move_via_integer): ... here.
8348 (emit_move_ccmode): Use emit_move_change_mode directly.
8350 2005-01-19 Richard Henderson <rth@redhat.com>
8352 PR target/19518
8353 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
8354 (alpha_preferred_reload_class): Handle CONST_VECTOR.
8355 (alpha_emit_set_const_1): Add no_output parameter; don't emit
8356 rtl if true.
8357 (alpha_emit_set_const): Likewise. Make static.
8358 (alpha_emit_set_long_const): Make static.
8359 (alpha_extract_integer): Split out from alpha_expand_mov.
8360 (alpha_split_const_mov): Likewise.
8361 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
8362 (alpha_legitimate_constant_p): New.
8363 * config/alpha/alpha-protos.h: Update.
8364 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
8365 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
8366 * config/alpha/alpha.md (movsi): Add n alternative.
8367 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
8368 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
8369 (splitters for all of the above): Use alpha_split_const_mov.
8370 * config/alpha/predicates.md (non_add_const_operand): New.
8371 (non_zero_const_operand): New.
8372 (input_operand): Use alpha_legitimate_constant_p after reload.
8374 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8376 PR tree-optimization/19038
8377 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
8378 (add_candidate): Add ivs with increment in latch only if
8379 allow_ip_end_pos_p is true.
8380 (determine_iv_cost): Use empty_block_p.
8382 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
8384 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
8385 (compute_dominance_frontiers): Ditto.
8387 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
8389 PR target/19529
8390 * config/sh/t-rtems: New.
8391 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
8393 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8395 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
8396 the offset of the selected field.
8398 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
8400 * tree-cfg.c (remove_forwarder_block): Fix the check to
8401 prevent a nonlocal label from appearing in the middle of a
8402 basic block.
8404 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
8406 PR rtl-optimization/19462
8407 * reorg.c (find_end_label): Create return insn only if
8408 current_function_epilogue_delay_list is empty.
8410 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
8412 * doc/passes.texi: Remove paragraph mentioning new-ra.
8414 2005-01-19 Jakub Jelinek <jakub@redhat.com>
8416 PR rtl-optimization/15139
8417 * combine.c: Include params.h.
8418 (count_rtxs): New function.
8419 (record_value_for_reg): If replace_rtx would replace at least
8420 2 occurrences of REG in VALUE and TEM is really large, replace REG with
8421 (clobber (const_int 0)) instead of TEM.
8422 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
8423 * params.h (MAX_LAST_VALUE_RTL): New.
8424 * Makefile.in (combine.o): Depend on $(PARAMS_H).
8425 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
8427 PR c/17297
8428 * c-typeck.c (digest_init): Only call build_vector if all constructor
8429 elements are *_CST nodes.
8430 * gimplify.c (gimplify_init_constructor): Likewise.
8432 PR middle-end/19164
8433 * c-typeck.c (digest_init): Only call build_vector if inside_init
8434 is a CONSTRUCTOR.
8436 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
8438 * toplev.c (init_asm_output): Remove dead #ifdef.
8440 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
8442 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
8444 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8446 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
8447 accessing DECL_FUNCTION_CODE.
8448 * dojump.c (do_jump): Likewise.
8449 * gimplify.c (gimplify_call_expr): Likewise.
8450 * predict.c (expr_expected_value): Likewise.
8451 (strip_builtin_expect): Likewise.
8452 * tree-inline.c (estimate_num_insns_1): Likewise.
8453 * tree-ssa-loop-im.c (stmt_cost): Likewise
8454 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
8455 (tree_expr_nonnegative_p): Likewise.
8457 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8459 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
8460 variant of the load_pcrel_sym pattern.
8461 * config/sparc/sparc.md (P macro): Move to the top.
8462 (load_pcrel_sym): Macroize using P.
8463 (save_register_window): Likewise.
8465 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
8467 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
8468 ("sordered"): Same.
8470 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
8472 PR C/19472
8473 * c-typeck.c (build_asm_expr): Strip nops off
8474 input memory operands.
8476 2005-01-18 David Edelsohn <edelsohn@gnu.org>
8478 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
8479 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
8480 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
8481 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
8483 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
8485 PR target/19379
8486 * config/i386/i386.c (override_options): If the 80387 is disabled,
8487 then do not return FP values using FP registers.
8489 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
8491 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
8492 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
8493 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
8494 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
8495 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
8496 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
8497 output.h, postreload-gcse.c, postreload.c, recog.c,
8498 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
8499 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
8500 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
8501 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
8502 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
8503 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
8504 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
8505 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
8507 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
8508 config/alpha/alpha.c, config/arm/vfp.md,
8509 config/i386/emmintrin.h, config/i386/i386-modes.def,
8510 config/i386/i386-protos.h, config/i386/i386.h,
8511 config/i386/pmmintrin.h, config/i386/ppro.md,
8512 config/i386/predicates.md, config/i386/xmmintrin.h,
8513 config/i860/i860.c, config/ia64/ia64-modes.def,
8514 config/ia64/ia64-protos.h, config/ia64/ia64.h,
8515 config/ia64/ia64.md, config/ia64/itanium1.md,
8516 config/ia64/itanium2.md, config/ia64/predicates.md,
8517 config/iq2000/iq2000.h, config/mips/linux64.h,
8518 config/rs6000/aix41.h, config/rs6000/aix43.h,
8519 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
8520 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
8521 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
8522 config/sparc/linux64.h, config/sparc/litecoff.h,
8523 config/sparc/sp64-elf.h, config/sparc/sparc.c,
8524 config/sparc/sparc.h, config/sparc/sparc.md,
8525 config/sparc/sysv4-only.h: Update copyright.
8527 2005-01-18 Richard Henderson <rth@redhat.com>
8529 PR target/19496
8530 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
8532 2005-01-18 Marc Espie <espie@openbsd.org>
8533 * config/i386/openbsdelf.h: Typo.
8535 2005-01-18 Richard Henderson <rth@redhat.com>
8537 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
8538 special case for sse.
8539 * config/i386/predicates.md (sse_comparison_operator): Likewise.
8541 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
8543 * tree-inline.c (estimate_num_insns_1): Added cases for
8544 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
8546 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8548 PR rtl-optimization/19296
8549 * combine.c (simplify_comparison): Rewrite the condition under
8550 which a non-paradoxical SUBREG of a PLUS can be lifted when
8551 compared against a constant.
8553 2005-01-18 Andi Kleen <ak@muc.de>
8555 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
8556 * c.opt (-Wpointer-sign): Add.
8557 * doc/invoke.texi: (-Wpointer-sign): Add.
8559 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8561 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
8562 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
8563 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
8564 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
8565 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
8566 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
8567 for TARGET_MIX_SSE_I387.
8568 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
8569 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
8570 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
8571 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
8572 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
8573 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
8574 TARGET_MIX_SSE_I387.
8575 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
8576 from expander.
8578 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8580 PR target/19424
8581 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
8582 Add movaps alternative for xmm reg->reg move.
8584 2005-01-17 Jeff Law <law@redhat.com>
8586 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
8587 at the end of the main DOM loop rather than just before DOM exits.
8589 2005-01-17 Diego Novillo <dnovillo@redhat.com>
8591 PR tree-optimization/19121
8592 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
8593 adding aliases to a name tag, also add them to the pointer's
8594 type tag.
8595 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
8596 sensitive alias info at all. Only check that the two pointers
8597 have compatible pointed-to sets.
8598 * tree-ssa.c (verify_name_tags): Verify that the alias set of
8599 a pointer's type tag is a superset of the alias set of the
8600 pointer's name tag.
8602 2005-01-17 James E Wilson <wilson@specifixinc.com>
8604 PR target/19357
8605 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
8606 comment to document why.
8608 2005-01-17 Richard Henderson <rth@redhat.com>
8610 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
8611 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
8612 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
8613 sse2_vmsminv2df3_finite): New.
8614 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
8615 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
8616 Force op1 into register.
8618 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
8620 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
8621 bubblestrap from always rebuilding build directory.
8623 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
8625 * config/s390/s390.md ("*clc"): Remove incorrect '='.
8626 ("*cmpmem_short"): Likewise.
8628 2005-01-17 Steven Bosscher <stevenb@suse.de>
8630 * basic-block.h: Document BB_* flags.
8631 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
8632 use an sbitmap instead.
8633 * sched-rgn.c (compute_trg_info): Likewise.
8635 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
8637 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
8638 redundant target_cpu_default and extra_parts lines. Use the default
8639 "from-abi" ISA.
8640 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
8641 (SUBTARGET_EXTRA_SPECS): Delete.
8642 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
8643 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
8644 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
8645 and "n32" for -mabi=n32.
8647 2005-01-17 Ian Lance Taylor <ian@airs.com>
8649 PR c/5675
8650 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
8651 fold constant variables into initial values.
8653 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
8655 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
8657 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
8658 through the statements backward.
8660 2005-01-17 Ian Lance Taylor <ian@airs.com>
8662 PR middle-end/13127:
8663 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
8664 a variable set to the return value of the inlined function.
8666 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
8668 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
8669 when modes are tieable.
8671 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
8673 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
8674 of pthread_create to find out if threads are enabled.
8675 * gthr-posix95.h (__gthread_active_p): Likewise.
8677 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
8679 * common.opt (-fnew-ra): Remove.
8680 * ra*.*: Remove.
8681 * toplev.h (flag_new_regalloc): Remove.
8682 * Makefile.in (ra*.*): Don't mention.
8683 * passes.c (rest_of_handle_new_regalloc): Remove.
8684 (rest_of_handle_combine, rest_of_compilation): Always consider
8685 flag_new_regalloc as false.
8686 * doc/invoke.texi: Don't document -fnew-ra.
8688 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
8690 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
8691 last parameter to reg_scan.
8692 * loop.c (loop_optimize): Likewise.
8693 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
8694 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
8695 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8696 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8697 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
8698 * regclass.c (reg_scan): Likewise, for the declaration.
8699 * rtl.h (reg_scan): Likewise, for the prototype.
8701 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
8703 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
8704 mark_dfs_back_edges.
8706 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
8708 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
8709 (compute_avail): Uses don't go in tmp_gen.
8711 2005-01-16 Steven Bosscher <stevenb@suse.de>
8713 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
8714 loop to look for a free slot in a page entry.
8716 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8718 PR target/16304
8719 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
8720 * toplev.c (compile_file): Call process_pending_assemble_output_defs
8721 just before targetm.asm_out.file_end.
8722 * tree.h (process_pending_assemble_output_defs): Declare.
8723 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
8724 New functions.
8725 (assemble_alias): Defer generation of assembly code for defines when
8726 TARGET_DEFERRED_OUTPUT_DEFS is true.
8727 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
8728 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
8729 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
8731 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8733 PR target/19336
8734 * pa.c (pa_scalar_mode_supported_p): New function.
8735 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
8736 * pa.h (MIN_UNITS_PER_WORD): Add comment.
8738 * pa-protos.h (prefetch_operand): Delete.
8739 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
8740 * pa.c (prefetch_operand): Delete.
8741 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
8742 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
8743 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
8744 and prefetch_nocc_operand.
8745 * pa.md (prefetch): Rework to avoid reload problems handling short
8746 displacements when a cache control completer needs to be provided.
8747 (prefetch_32, prefetch_64): Delete.
8748 (prefetch_cc, prefetch_nocc): New patterns.
8750 2005-01-15 David Edelsohn <edelsohn@gnu.org>
8752 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
8754 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8756 PR ada/19388
8757 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
8758 exceeds maximum alignment for global common data.
8759 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
8760 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
8762 2004-01-15 Roger Sayle <roger@eyesopen.com>
8764 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
8766 2004-01-15 Roger Sayle <roger@eyesopen.com>
8768 * harg-reg-set.h (reg_class_names): Prototype global array.
8769 * regclass.c (reg_class_names): Declare here and initialize to
8770 REG_CLASS_NAMES.
8771 (dump_regclass): Remove local declaration of reg_class_names.
8772 (regclass): Likewise.
8773 * cfg.c (dump_flow_info): Likewise.
8774 * ra-debug.c (reg_class_names): Likewise.
8775 * regrename.c (reg_class_names): Likewise.
8776 * reload.c (reg_class_names): Likewise.
8777 * reload1.c (spill_failure): Likewise.
8778 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
8780 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
8782 * config/s390/s390.md ("reload_outti"): Remove predicate for
8783 output operand. Abort if operand is not a MEM.
8784 ("reload_outdi", "reload_outdf"): Likewise.
8786 2005-01-15 Marc Espie <espie@openbsd.org>
8788 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
8789 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
8790 * config/openbsd.h: Fix C++ includes for native configurations.
8791 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
8792 Add trampoline support.
8793 * config/i386/openbsdelf.h: New.
8795 2005-01-15 Marc Espie <espie@openbsd.org>
8797 * collect2.c (main): Explicitly parse -dynamic-linker option.
8799 2005-01-15 Jakub Jelinek <jakub@redhat.com>
8801 PR tree-optimization/19060
8802 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
8803 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
8804 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
8805 and handle extract_range_from_cond returning false.
8806 * fold-const.c (fold): Optimize comparisons with min/max even for
8807 width > HOST_BITS_PER_WIDE_INT.
8809 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
8811 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
8812 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
8813 Remove little endian multilib variants.
8814 Add mips32 multilib variant.
8816 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
8818 * explow.c (copy_all_reg, stabilize): Remove.
8819 * expr.h: Remove the corresponding prototypes.
8821 * rtlanal.c (regs_set_between_p): Remove.
8822 * rtl.h: Remove the corresponding prototype.
8824 2005-01-14 David Edelsohn <edelsohn@gnu.org>
8826 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
8827 to rs6000_nonimmediate_operand.
8828 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
8829 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
8830 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
8831 rs6000_nonimmediate_operand.
8832 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
8833 rs6000_nonimmediate_operand.
8835 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
8837 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
8839 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8841 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
8842 on e500v2.
8843 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
8844 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
8846 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
8847 (rs6k_nonimmediate_operand): New.
8848 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
8849 correctly.
8850 (legitimate_lo_sum_address_p): Same.
8851 (rs6000_legitimize_address): Same.
8852 (rs6000_legitimize_reload_address): Same.
8853 (rs6000_legitimate_address): Same.
8854 (spe_build_register_parallel): Pass DF and DC modes in a DI
8855 register.
8857 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
8858 to rs6k_nonimmediate_operand.
8860 * config/rs6000/spe.md ("*frob_df_di"): New.
8861 ("*frob_di_df"): New.
8862 ("*frob_di_df_2"): New.
8863 ("*mov_sidf_e500_subreg0"): New.
8864 ("*mov_sidf_e500_subreg4"): New.
8865 ("*movdf_e500_double"): Change predicate to
8866 rs6k_nonimmediate_operand.
8868 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8870 * postreload.c (move2add_note_store): Only call
8871 trunc_int_for_mode on scalar integers.
8873 2005-01-14 Steven Bosscher <stevenb@suse.de>
8875 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
8876 replace BB_VISITED uses.
8877 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
8878 (propagate_necessity): Check the bitmap instead of BB_VISITED.
8879 (tree_dce_done): Free visited_control_parents.
8880 (perform_tree_ssa_dce): Allocate and clear it.
8881 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
8882 (compute_antic): Iterate from here using a DFS. Use an sbitmap
8883 instead of BB_VISITED.
8885 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
8887 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
8888 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
8889 Remove unused prototypes.
8891 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8893 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
8894 64-bit register usage.
8895 (spe_func_has_64bit_regs_p): Add FIXME note.
8897 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8899 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
8900 flag_finite_math_only with flag_unsafe_math_optimizations.
8902 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
8904 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
8905 end-of-stack check.
8906 (__tpf_eh_return): Copy TPF private stack area from the module
8907 boundary stack frame. Add check for when module addresses are
8908 equal, but no stub address is found.
8910 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
8912 PR target/7525
8913 * arm.h (struct machine_function): Add call_via field.
8914 (thumb_call_via_label): Declare.
8915 * arm.c (thumb_call_via_label): New variable.
8916 (thumb_call_reg_needed): New variable.
8917 (arm_output_function_epilogue): For Thumb code, output any per-function
8918 call-indirect trampolines.
8919 (thumb_call_via_reg): New function.
8920 (arm_file_end): New function.
8921 (TARGET_ASM_FILE_END): Call arm_file_end.
8922 (aof_file_end): Likewise.
8923 * arm-protos.h (thumb_call_via_reg): Declare.
8924 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
8925 thumb_call_via_reg in normal case.
8927 2005-01-14 Jakub Jelinek <jakub@redhat.com>
8929 PR middle-end/19084
8930 PR rtl-optimization/19348
8931 * recog.c (peephole2_optimize): Do global life update if some peephole
8932 decides it doesn't need at least one of its inputs and that change
8933 influences liveness at the start of the basic block.
8935 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
8936 arguments instead of 1.
8938 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
8940 PR middle-end/18820
8941 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
8942 zero for nested functions needing a static chain or functions
8943 with a non-constant address.
8945 2005-01-13 Roger Sayle <roger@eyesopen.com>
8947 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
8948 (and (sign_extend X) C) into (zero_extend (and X C)).
8950 2005-01-13 David O'Brien <obrien@FreeBSD.org>
8952 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
8954 2005-01-13 Richard Henderson <rth@redhat.com>
8956 PR target/19009
8957 PR target/19250
8958 PR target/19252
8959 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
8960 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
8961 not just TARGET_SSE.
8962 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
8963 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
8964 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
8965 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
8966 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
8967 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
8968 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
8969 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
8970 (movdicc_c_rex64): Rename with '*'.
8971 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
8972 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
8973 (movsfcc_1_387): Rename from movsfcc_1.
8974 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
8975 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
8976 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
8977 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
8978 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
8979 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
8980 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
8981 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
8982 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
8983 sse_movdfcc_const0_4): Remove.
8984 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
8985 recognize min/max early. Update for changed sse cmove patterns.
8986 (ix86_split_sse_movcc): New.
8987 * config/i386/i386-protos.h: Update.
8989 2005-01-13 Steven Bosscher <stevenb@suse.de>
8991 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
8992 (fix_stmt_v_may_defs): Likewise.
8994 2005-01-13 Richard Henderson <rth@redhat.com>
8996 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
8997 for converting the mask.
8999 2005-01-13 David Edelsohn <edelsohn@gnu.org>
9001 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
9002 definition to 600.
9004 2005-01-13 Richard Henderson <rth@redhat.com>
9006 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
9007 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
9008 IX86_BUILTIN_MOVDQ2Q): Remove.
9009 (IX86_BUILTIN_VEC_EXT_V4SI): New.
9010 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
9011 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
9012 shuffling.
9013 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
9014 (sse2_pextrw): Fix immediate constraint.
9015 (sse2_loadq, sse2_loadq_rex64): Remove.
9016 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
9017 Use __builtin_ia32_vec_ext_<size>.
9018 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
9020 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
9022 * function.c (assign_parm_setup_block): Look inside original
9023 entry_parm when inspecting PARALLEL.
9025 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
9026 Joel Sherrill <joel@oarcorp.com>
9028 PR target/19399
9029 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
9030 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
9031 rtems_gxx_recursive_mutex_init.
9032 (__gthread_recursive_mutex_lock): New function.
9033 (__gthread_recursive_mutex_trylock): Likewise.
9034 (__gthread_recursive_mutex_unlock): Likewise.
9036 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
9038 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
9040 2005-01-13 Jan Beulich <jbeulich@novell.com>
9042 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
9043 (ashrti3_internal): Indicate output is early clobber. Generate result
9044 into output rather than first input. Use move for low word of output
9045 if shift count is exactly 64.
9046 (lshrti3_internal): Likewise.
9048 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
9050 PR target/18329
9051 PR target/18330
9052 * reload1.c (delete_output_reload): Don't delete an output reload
9053 if the pseudo lives longer than a single basic block. Adjust and
9054 improve wording of comment.
9056 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
9058 PR target/19334
9059 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
9060 of TYPE_SIZE where we mean the number of bytes.
9062 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
9064 * function.c (assign_parm_setup_block): Relax condition on
9065 multi-register optimization.
9067 2005-01-12 Nick Clifton <nickc@redhat.com>
9069 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
9070 an "in_delay_slot" attribute of "no" to prevent them being used in
9071 delay slots. This is forbidden because they might generate
9072 exceptions.
9074 2005-01-12 Alan Modra <amodra@bigpond.net.au>
9076 PR target/19389
9077 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
9078 with r->Y and Y->r.
9080 2005-01-12 Nick Clifton <nickc@redhat.com>
9082 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
9083 passed on to GAS) but do not define, as GAS no longer supports or
9084 needs the -m2000 option.
9086 2005-01-11 Roger Sayle <roger@eyesopen.com>
9088 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
9089 type as args of unprototyped builtins aren't automatically promoted.
9090 (fold_builtin_abs): Likewise.
9092 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9094 * Makefile.in: Set a `build-warn' variable.
9096 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
9098 PR tree-optimization/17949
9099 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
9100 (find_interesting_uses_address): Use it.
9102 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
9104 * regrename.c (kill_value): Handle subreg's that won't simplify.
9106 2005-01-11 Richard Henderson <rth@redhat.com>
9108 PR target/13366
9109 * config/i386/i386.h (enum ix86_builtins): Move ...
9110 * config/i386/i386.c: ... here.
9111 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
9112 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
9113 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
9114 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
9115 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
9116 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
9117 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
9118 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
9119 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
9120 IX86_BUILTIN_LOADDDUP): Remove.
9121 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
9122 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
9123 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
9124 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
9125 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
9126 (ix86_init_builtins): Make static.
9127 (ix86_init_mmx_sse_builtins): Update for changed builtins.
9128 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
9129 if all the modes match. Otherwise, fake it.
9130 (get_element_number, ix86_expand_vec_init_builtin,
9131 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
9132 (ix86_expand_builtin): Make static. Update for changed builtins.
9133 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
9134 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
9135 (ix86_expand_vector_init_duplicate): New.
9136 (ix86_expand_vector_init_low_nonzero): New.
9137 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
9138 Split out from ix86_expand_vector_init; handle integer modes.
9139 (ix86_expand_vector_init): Use them.
9140 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
9141 * config/i386/i386-protos.h: Update.
9142 * config/i386/predicates.md (reg_or_0_operand): New.
9143 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
9144 (movv2sf_internal): Likewise. And a splitter to match them all.
9145 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
9146 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
9147 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
9148 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
9149 (mmx_pinsrw): Fix operand ordering.
9150 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
9151 rather than sse_loadss expander.
9152 (movv2df splitter): Similarly.
9153 (sse_loadss, sse_loadlss): Remove.
9154 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
9155 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
9156 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
9157 (sse3_movddup): Rename with '*'.
9158 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
9159 (sse2_loadsd): Remove.
9160 (vec_dupv2df_sse3): Rename from sse3_loadddup.
9161 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
9162 (sse2_pinsrw): Fix argument ordering.
9163 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
9164 (sse2_stored): Remove 'r' destination.
9165 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
9166 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
9167 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
9168 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
9169 vec_extractv16qi, vec_initv16qi): New.
9171 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
9172 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
9173 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
9174 constructor form.
9175 (_mm_load_pd, _mm_store_pd): Use plain dereference.
9176 (_mm_load_si128, _mm_store_si128): Likewise.
9177 (_mm_load1_pd): Use _mm_set1_pd.
9178 (_mm_load_sd): Use _mm_set_sd.
9179 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
9180 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
9181 (_mm_set_epi64): Use _mm_set_epi64x.
9182 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
9183 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
9184 _mm_setr_epi8): Use _mm_set_foo form.
9185 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
9186 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
9187 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
9188 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
9189 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
9190 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
9191 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
9192 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
9193 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
9194 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
9195 (_mm_movedup_pd): Use _mm_shuffle_pd.
9196 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
9197 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
9198 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
9199 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
9200 Use _mm_setzero_ps.
9201 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
9202 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
9203 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
9204 (_mm_store_ps): Use raw dereference.
9205 (_mm_store1_ps): Use _mm_storeu_ps.
9206 (_mm_storer_ps): Use _mm_store_ps.
9207 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
9208 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
9210 2005-01-11 Stan Shebs <shebs@apple.com>
9212 * config/rs6000/rs6000.c (machopic_output_stub): Issue
9213 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
9215 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
9217 PR target/18761
9218 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
9219 Skip all DECLs except for FIELD_DECLs.
9221 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9223 * config/s390/s390.c (override_options): Return error if
9224 -mbackchain, -mpacked-stack and -mhard-float are used together.
9225 (s390_va_start): Remove the backchain && packed-stack special case.
9226 (s390_gimplify_va_arg): Likewise.
9227 * doc/invoke.texi: Remove the ABI incompatibility note.
9229 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9231 * config/s390/s390.c (struct s390_frame_layout): Remove
9232 save_backchain_p.
9233 (s390_frame_info, s390_emit_prologue): Replace occurrences of
9234 save_backchain_p with TARGET_BACKCHAIN.
9236 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9238 PR target/18916
9239 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
9240 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
9241 * function.c (locate_and_pad_parm): Set new field.
9242 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
9243 Tweak where_pad test to include "none". Always set mem align for
9244 stack_parm.
9245 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
9246 not sufficient for type.
9247 (assign_parm_setup_block): If stack_parm is zero on entry, always
9248 make a new stack local. Block move old stack parm if necessary
9249 to new aligned stack local.
9250 (assign_parm_setup_stack): Use a block move to handle
9251 potentially misaligned entry_parm.
9252 (assign_parms_unsplit_complex): Specify required alignment when
9253 creating stack local.
9254 * calls.c (compute_argument_addresses): Override alignment of stack
9255 arg calculated from its type with the alignment given by
9256 FUNCTION_ARG_BOUNDARY.
9257 (store_one_arg): Likewise.
9259 2005-01-11 Jan Beulich <jbeulich@novell.com>
9261 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
9262 Change respective itanium_class attribute to ialu.
9263 (shladdp4_internal): New.
9264 * config/ia64/predicates.md (shladd_log2_operand): New.
9266 2005-01-11 Richard Henderson <rth@redhat.com>
9268 * expr.c (store_constructor): Use rtvec_alloc instead of
9269 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
9271 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
9273 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
9275 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9277 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
9278 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
9279 (TARGET_RWRELOC): Define.
9280 (ia64_rwreloc_section_type_flags): Delete.
9281 (ia64_section_type_flags): New function.
9282 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
9283 (TARGET_RWRELOC): Define.
9285 2005-01-10 David Mosberger <davidm@hpl.hp.com>
9287 PR target/18987
9288 * config/ia64/ia64.c (process_set): For alloc insn, only call
9289 process_epilogue is !frame_pointer_needed.
9291 2005-01-10 Roger Sayle <roger@eyesopen.com>
9293 PR c++/19355
9294 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
9295 unary operator and can't be treated as a binary/comparison operator.
9297 2005-01-10 Richard Henderson <rth@redhat.com>
9299 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
9300 (ix86_return_in_memory): Likewise.
9301 (function_arg_advance): Likewise. Mirror structure in function_arg
9302 for choosing register to advance.
9304 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
9306 * tree-vectorizer.c, tree.def: Fix comment typos.
9308 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
9310 * config/s390/s390.c (struct processor_costs): 4 new fields:
9311 ddbr, ddr, debr, der.
9312 (s390_rtx_costs): More precise handling of divide instructions.
9314 2005-01-10 David Edelsohn <edelsohn@gnu.org>
9316 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
9318 2005-01-10 Jan Beulich <jbeulich@novell.com>
9320 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
9321 names resulting from -ffunction-sections/-fdata-sections and linkonce
9322 ones.
9323 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
9324 based on the section name. Rearrange the section name comparison logic
9325 slightly so that each section name is compared against at most once.
9327 2005-01-10 Ben Elliston <bje@au.ibm.com>
9329 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
9330 targets for which -fPIC reduces limitations on the GOT size.
9332 2005-01-09 Falk Hueffner <falk@debian.org>
9334 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
9335 X/C1 cmpop C2.
9337 2005-01-09 David Edelsohn <edelsohn@gnu.org>
9339 PR target/18720
9340 * collect2.c (main): Set aixrtl_flag for -brtl option.
9341 (resolve_lib_name): Search for .so file extension before .a
9342 if aixrtl_flag set.
9344 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
9346 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
9347 (vect_analyze_data_refs_alignment): Add dump prints.
9349 2005-01-09 Ira Rosen <irar@il.ibm.com>
9351 * tree-vectorizer.c (vect_analyze_offset_expr): Use
9352 expr_invariant_in_loop_p.
9353 Initialize outputs first thing in the function.
9354 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
9355 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
9356 (vect_analyze_pointer_ref_access): Check that the initial condition of
9357 the access function is loop invariant.
9359 2005-01-09 Richard Henderson <rth@redhat.com>
9361 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
9362 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
9363 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
9364 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
9365 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
9366 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
9367 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
9368 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
9369 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
9370 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
9371 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
9372 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
9373 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
9374 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
9375 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
9376 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
9377 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
9378 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
9379 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
9380 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
9381 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
9382 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
9383 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
9384 mmx_ prefix.
9385 (mmx_clrdi, pavgusb): Remove.
9386 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
9387 with leading sse_ prefix.
9388 * config/i386/sse.md: Receive them.
9389 * config/i386/mmx.md: New file.
9390 (MMXMODE12, MMXMODE24, mmxvecsize): New.
9391 (subrv2sf3): Turn into expander for normal subtraction.
9392 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
9393 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
9394 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
9395 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
9396 commutative; use ix86_binary_operator_ok.
9397 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
9398 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
9399 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
9400 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
9401 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
9402 Macroize from existing patterns; use ix86_binary_operator_ok.
9403 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
9404 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
9405 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
9406 with vec_select+vec_concat.
9407 (mmx_pshufw, mmx_pshufw_1): Likewise.
9408 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
9409 (mmx_uavgv4hi3): Model correctly.
9410 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
9411 _mm_xor_si64): Remove casts.
9413 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
9415 PR tree-optimization/19224
9416 * tree-scalar-evolution.c (get_instantiated_value,
9417 set_instantiated_value): New functions.
9418 (instantiate_parameters_1): Cache the results.
9419 (instantiate_parameters, resolve_mixers): Initialize and free
9420 the cache.
9422 2005-01-08 David Edelsohn <edelsohn@gnu.org>
9424 * config/i386/i386.md (addhi_4): Correct reference in comment.
9425 (addqi_4): Same.
9427 2005-01-08 Richard Henderson <rth@redhat.com>
9429 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
9430 (_mm_cvtsi128_si64x): Likewise.
9431 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
9432 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
9433 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
9434 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
9435 * config/i386/i386-protos.h: Update.
9436 * config/i386/i386.c (print_operand): Add 'H'.
9437 (ix86_fixup_binary_operands): Split out from ...
9438 (ix86_expand_binary_operator): ... here.
9439 (ix86_fixup_binary_operands_no_copy): New.
9440 (ix86_expand_fp_absneg_operator): Handle vector mode results.
9441 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
9442 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
9443 (safe_vector_operand): Use CONST0_RTX.
9444 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
9445 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
9446 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
9447 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
9448 special cases.
9449 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
9450 (IX86_BUILTIN_CMPNGESS): New.
9451 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
9452 (attr type): Add sselog1.
9453 (attr unit, attr memory): Handle it.
9454 (movti, movti_internal, movti_rex64): Move near other integer moves.
9455 (movtf, movtf_internal): Move near other fp moves.
9456 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
9457 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
9458 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
9459 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
9460 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
9461 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
9462 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
9463 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
9464 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
9465 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
9466 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
9467 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
9468 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
9469 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
9470 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
9471 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
9472 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
9473 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
9474 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
9475 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
9476 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
9477 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
9478 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
9479 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
9480 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
9481 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
9482 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
9483 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
9484 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
9485 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
9486 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
9487 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
9488 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
9489 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
9490 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
9491 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
9492 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
9493 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
9494 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
9495 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
9496 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
9497 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
9498 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
9499 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
9500 same time.
9501 (SSEPUSH, push<SSEPUSH>): Remove.
9502 (MMXPUSH, push<MMXPUSH>): Remove.
9503 (sse_movaps, sse_movaps_1, sse_movups): Remove.
9504 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
9505 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
9506 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
9507 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
9508 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
9509 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
9510 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
9511 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
9512 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
9513 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
9514 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
9515 (ppro_sse_log_V4SF): Handle sselog1.
9516 * config/i386/predicates.md (const_0_to_1_operand): New.
9517 (const_0_to_255_mul_8_operand): New.
9518 (const_1_to_31_operand): Rename from const_int_1_31_operand.
9519 (const_2_to_3_operand, const_4_to_7_operand): New.
9520 * config/i386/sse.md: New file.
9521 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
9522 (sse_movups): Rename from sse_movups_1.
9523 (sse_loadlss): Rename from sse_loadss_1.
9524 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
9525 from the name.
9526 (negv4sf2): Use ix86_expand_fp_absneg_operator.
9527 (absv4sf2, negv2df, absv2df): New.
9528 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
9529 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
9530 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
9531 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
9532 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
9533 (sse3_addsubv4sf3): Model correctly.
9534 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
9535 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
9536 (sse_movhlps): Model with vec_select+vec_concat.
9537 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
9538 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
9539 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
9540 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
9541 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
9542 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
9543 sse2_pshufhw_1): Likewise.
9544 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
9545 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
9546 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
9547 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
9548 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
9549 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
9550 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
9551 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
9552 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
9553 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
9554 sminv8hi3): Mark commutative
9555 operands. Use ix86_binary_operator_ok.
9556 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
9557 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
9558 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
9559 sse2_punpcklqdq): Allow operand2 in memory.
9560 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
9561 sse2_movsd): Add memory alternatives.
9562 (sse_storelps): Turn expander into an insn; split after reload.
9563 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
9564 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
9566 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
9568 * configure.ac (DWARF-2 debug_line): Use objdump.
9569 * configure: Regenerate.
9571 2005-01-08 Jeff Law <law@redhat.com>
9572 Diego Novillo <dnovillo@redhat.com>
9574 PR tree-optimization/18241
9575 * tree-nrv.c (tree_nrv): Ignore volatile return values.
9576 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
9577 statements with volatile operands.
9578 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
9579 operands after marking a statement with has_volatile_ops.
9581 2005-01-08 Roger Sayle <roger@eyesopen.com>
9583 * tree.c (int_fits_type_p): Always honor integer constant
9584 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
9586 2005-01-08 Roger Sayle <roger@eyesopen.com>
9588 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
9589 the latent bug in rtl_delete_block has been resolved.
9591 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9593 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
9594 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
9596 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9598 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
9599 library as @multilib_dir@/$(SHLIB_SONAME).
9601 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9603 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
9604 * configure: Regenerate.
9606 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9608 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
9609 TYPE_MODE.
9611 2005-01-07 David Edelsohn <edelsohn@gnu.org>
9613 PR target/13674
9614 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
9615 Convert non-word aligned offset address using ld/std into
9616 indirect address.
9618 2005-01-07 Richard Henderson <rth@redhat.com>
9620 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
9622 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
9624 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
9626 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9628 PR tree-optimization/19283
9629 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
9630 is not shorter than the original type.
9632 PR rtl-optimization/19012
9633 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
9635 PR rtl-optimization/18861
9636 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
9637 (FULL_STATE): Define.
9638 (mark_tablejump_edge): New function.
9639 (purge_dead_tablejump_edges): New function.
9640 (find_bb_boundaries): Use it.
9642 PR tree-optimization/18828
9643 * builtins.c (expand_builtin_next_arg): Remove argument and all
9644 the argument checking.
9645 (expand_builtin): Adjust caller.
9646 (expand_builtin_va_start): Likewise. Remove error for too many
9647 arguments.
9648 (fold_builtin_next_arg): Issue error for too many arguments.
9649 After checking arguments, replace them with magic arguments that
9650 prevent further checking of the args.
9652 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9654 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
9656 2005-01-06 Roger Sayle <roger@eyesopen.com>
9658 PR target/6077
9659 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
9660 and %{.S:...} (and their negative variants) to test whether the
9661 input file is assembler or pre-processed-assembler independent of
9662 the actual filename extension.
9664 2005-01-06 Roger Sayle <roger@eyesopen.com>
9666 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
9667 of sign or zero extended values.
9669 2005-01-06 Geoffrey Keating <geoffk@apple.com>
9671 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
9672 for IBM long double format correctly.
9674 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
9676 Fix PR tree-optimization/18792
9678 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
9679 to first_loop_depth, and use loop depth instead of loop number.
9680 (build_classic_dir_vector): Ditto.
9681 (compute_data_dependences_for_loop): Use depth, not loop number.
9682 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
9683 number. Pass in loops, instead of loop numbers.
9684 (gather_interchange_stats): Ditto.
9685 (linear_transform_loops): Ditto.
9687 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
9689 PR rtl-opt/13299
9690 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
9691 biv_fits_mode_p, extension_within_bounds_p): New functions.
9692 (check_ext_dependent_givs): Use them.
9694 2005-01-06 Roger Sayle <roger@eyesopen.com>
9696 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
9697 more than one barrier, in which case we should delete them all.
9699 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
9701 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
9703 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
9705 Fix PR middle-end/19286
9706 Fix PR debug/19267
9707 * dwarf2out.c (gen_subprogram_die): If we've already tried to
9708 output this subprogram, simply ignore this attempt to do it again.
9709 (add_abstract_origin_attribute): Don't abort trying to add the abstract
9710 origin attribute if it's not possible.
9711 (gen_block_die): Don't ignore subblocks of "unused" blocks.
9712 (decls_for_scope): Ditto.
9713 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
9714 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
9716 2005-01-05 Richard Henderson <rth@redhat.com>
9718 PR target/11327
9719 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
9720 (bdesc_2arg): Use it.
9721 (ix86_expand_binop_builtin): Force operands into registers
9722 when optimizing.
9723 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
9724 ix86_expand_sse_compare, ix86_expand_sse_comi,
9725 ix86_expand_builtin): Likewise.
9727 2005-01-05 Richard Henderson <rth@redhat.com>
9729 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
9730 and VEC_SELECT.
9731 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
9732 (mulv4hi3): Set itanium_class mmmul.
9733 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
9734 (fpack): Rename from fpack_sfsf.
9736 2005-01-05 Richard Henderson <rth@redhat.com>
9738 PR rtl-opt/10692
9739 * reload1.c (do_input_reload): Restrict the optimization deleteing
9740 a previous output reload to RELOAD_FOR_INPUT.
9742 2005-01-05 Steven Bosscher <stevenb@suse.de>
9744 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
9745 comment that we fall through after case.
9746 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
9747 (distribute_links): Likewise.
9748 * cse.c (cse_insn): Likewise.
9749 * cselib.c (cselib_invalidate_mem): Likewise.
9750 * df.c: Update comments at the top of the file.
9751 (read_modify_subreg_p): Update comments here too.
9752 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
9753 * flow.c (mark_set_1): Likewise.
9754 (mark_used_regs): Likewise.
9755 * gcse.c (mems_conflict_for_gcse_p): Likewise.
9756 (canon_list_insert): Likewise.
9757 (mark_set): Likewise.
9758 (try_replace_reg): Likewise.
9759 (store_killed_in_insn): Likewise.
9760 * loop.c (count_one_set): Likewise.
9761 (basic_induction_var): Likewise.
9762 * postreload-gcse.c (find_mem_conflicts): Likewise.
9763 * postreload.c (reload_combine_note_store): Likewise.
9764 (move2add_note_store): Likewise.
9765 * reload.c (find_equiv_reg): Likewise.
9766 (mark_referenced_resources): Likewise.
9767 * rtlanal.c (set_noop_p): Likewise.
9768 (note_stores): Likewise.
9769 (note_uses): Likewise.
9770 * sched-deps.c (sched_analyze_1): Likewise.
9771 * sched-rgn.c (check_live_1): Likewise.
9772 (update_live_1): Likewise.
9773 * config/i860/i860.c: Likewise.
9775 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
9776 an lvalue.
9777 (ZERO_EXTRACT): Mention that this one can be an lvalue.
9779 * doc/rtl.texi: Update documentation for bit-fields and SET.
9781 2005-01-05 Roger Sayle <roger@eyesopen.com>
9783 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
9785 2005-01-05 Jan Hubicka <jh@suse.cz>
9786 Richard Henderson <rth@redhat.com>
9788 PR target/18910
9789 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
9790 with an offset.
9792 2005-01-05 Richard Henderson <rth@redhat.com>
9794 PR target/12902
9795 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
9796 (sse_shufps): Change operand 3 to const_int_operand.
9797 (sse2_storelps): Fix typo in template.
9798 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
9799 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
9800 (ix86_expand_builtin): Likewise.
9802 2005-01-05 Julian Brown <julian@codesourcery.com>
9804 * config/arm/arm.c (arm_return_in_memory): Treat complex types
9805 as aggregates for AAPCS ABIs.
9807 2005-01-05 Stan Shebs <shebs@apple.com>
9809 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
9810 Mach-O getters if ppc64.
9811 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
9812 size argument.
9813 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
9814 signed four-byte field for global code case.
9815 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
9817 2005-01-05 Roger Sayle <roger@eyesopen.com>
9819 PR middle-end/19100
9820 * c-common.c: Include real.h.
9821 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
9822 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
9823 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
9824 * Makefile.in (c-common.o): Update dependencies.
9826 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9828 * c-parse.in (asm_string): Add trailing semicolon.
9830 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9832 * c-parse.in (asm_string): New. Don't allow wide strings in
9833 'asm'.
9834 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
9835 asm_string instead of STRING.
9837 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9839 * c-typeck.c (constructor_no_implicit): Remove.
9840 (set_designator, process_init_element): Don't check
9841 constructor_no_implicit.
9843 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
9844 Kaz Kojima <kkojima@gcc.gnu.org>
9846 PR target/16482
9847 * lcm.c (create_pre_exit): New.
9848 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
9849 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
9851 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9853 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
9854 -msoft-float in target_float_switch.
9855 * arm.c (arm_override_options): Fix processing of target_float_switch.
9857 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9859 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
9860 preferencing.
9862 2004-01-05 Uros Bizjak <uros@kss-loka.si>
9864 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
9865 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
9867 2005-01-04 Roger Sayle <roger@eyesopen.com>
9869 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
9870 if deleting the then-block allows the test-block to fallthru to the
9871 else-block.
9873 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
9875 PR c/19152
9876 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
9877 after the full declaration if the are in two different TUs.
9879 2005-01-04 Richard Henderson <rth@redhat.com>
9881 PR tree-opt/19158
9882 * tree-sra.c (generate_one_element_init): Just
9883 call gimplify_and_add.
9884 (generate_element_init): Record the
9885 new referenced variables and mark them for renaming
9886 and split out to ...
9887 (generate_element_init_1): This.
9888 (scalarize_init): Don't call push_gimplify_context/
9889 pop_gimplify_context.
9891 2005-01-04 Geoffrey Keating <geoffk@apple.com>
9893 * toplev.c (get_src_pwd): Handle failure of getpwd().
9895 2005-01-04 Roger Sayle <roger@eyesopen.com>
9897 * fold-const.c (fold_single_bit_test): Delete unreachable handling
9898 of TRUTH_NOT_EXPR.
9899 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
9900 all the cases handled by it are inverted by invert_truthvalue.
9902 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9904 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
9905 (save_register_windowsi): Likewise.
9907 2005-01-04 Richard Henderson <rth@redhat.com>
9909 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
9911 2005-01-04 Uros Bizjak <uros@kss-loka.si>
9913 PR middle-end/17767
9914 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
9915 any simplifications of vector mode comparison operators.
9916 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
9918 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
9919 Devang Patel <dpatel@apple.com>
9921 PR tree-optimization/18308
9922 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
9923 the operands before creating a new expression.
9924 * dojump.c (do_jump): Make drop_through_label available
9925 for all cases. Add expansion of COND_EXPR.
9927 2005-01-04 Ira Rosen <irar@il.ibm.com>
9929 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
9930 INTEGER_CST instead of TREE_CONSTANT.
9931 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
9932 instead of TREE_CONSTANT.
9933 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
9934 instead of TREE_CONSTANT.
9936 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9938 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
9940 2005-01-04 Uros Bizjak <uros@kss-loka.si>
9942 PR target/19240
9943 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
9944 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
9946 2005-01-03 Richard Henderson <rth@redhat.com>
9948 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
9949 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
9950 fold_convert_const_real_from_real): Split out from ...
9951 (fold_convert_const): ... here.
9953 2005-01-03 Richard Henderson <rth@redhat.com>
9955 PR target/19235
9956 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
9957 (mov<MMXMODEI>_internal): Likewise.
9958 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
9959 Add V2SF case; use it for SSE1; don't use TI.
9960 (movdf_integer): Likewise.
9961 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
9963 2005-01-03 Ira Rosen <irar@il.ibm.com>
9965 * tree-vectorizer.c (vect_strip_conversions): New function.
9966 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
9967 check for binary class.
9969 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
9971 Fix PR debug/17924
9972 Fix PR debug/19191
9973 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
9974 is a decl.
9975 * gimple-low.c (mark_blocks_with_used_vars): New function.
9976 (mark_blocks_with_used_subblocks): Ditto.
9977 (mark_used_blocks): Ditto.
9978 (pass_mark_used_blocks): New pass.
9979 * tree-inline.c: Include debug.h.
9980 (expand_call_inline): Call outlining_inline_function here.
9981 * tree-optimize.c (init_tree_optimization_passes): Add
9982 pass_mark_used_blocks.
9983 * tree-pass.h (pass_mark_used_blocks): New.
9984 * Makefile.in (tree-inline.o): Add debug.h dependency.
9986 2005-01-03 Geoffrey Keating <geoffk@apple.com>
9988 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
9989 VAR_DECLs to have weak_import attribute.
9991 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
9992 'struct ucontext'.
9994 2004-01-03 Steven Bosscher <stevenb@suse.de>
9996 * passes.c (rest_of_compilation): Don't run regmove if only
9997 flag_expensive_optimizations, require flag_regmove instead.
9999 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
10001 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
10002 register "sparc".
10003 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
10004 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10005 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
10006 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10008 2005-01-03 Richard Henderson <rth@redhat.com>
10010 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
10011 (ia64_const_ok_for_letter_p): New.
10012 (ia64_const_double_ok_for_letter_p): New.
10013 (ia64_extra_constraint): New.
10014 (ia64_expand_vecint_compare): New.
10015 (ia64_expand_vcondu_v2si): New.
10016 (ia64_expand_vecint_cmov): New.
10017 (ia64_expand_vecint_minmax): New.
10018 (ia64_print_operand): Add 'v'.
10019 (ia64_preferred_reload_class): New.
10020 (ia64_vector_mode_supported_p): New.
10021 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
10022 (PREFERRED_RELOAD_CLASS): Move to function.
10023 (CONST_OK_FOR_LETTER_P): Move to function.
10024 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
10025 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
10026 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
10027 (EXTRA_CONSTRAINT): Move to function.
10028 * config/ia64/ia64.md: Include vect.md.
10029 (itanium_class): Add mmalua.
10030 (type): Handle it.
10031 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
10032 (1b_mmalua): New.
10033 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
10034 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
10035 CONST0_RTX.
10036 (const_int_2bit_operand): New.
10037 (fr_reg_or_0_operand): New.
10038 * config/ia64/ia64-modes.def: Add vector modes.
10039 * config/ia64/ia64-protos.h: Update.
10040 * config/ia64/vect.md: New file.
10042 2005-01-03 Richard Henderson <rth@redhat.com>
10044 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
10046 2005-01-03 Uros Bizjak <uros@kss-loka.si>
10048 PR target/19236
10049 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
10050 to SFmode.
10051 (log1pdf2): Change mode of operands[0,1] to DFmode.
10053 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
10055 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
10056 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
10057 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
10058 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
10059 SPARC_RELAXED_ORDERING.
10061 2005-01-03 Richard Henderson <rth@redhat.com>
10062 Uros Bizjak <uros@kss-loka.si>
10064 PR target/14631
10065 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
10066 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
10067 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
10068 handling.
10069 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
10070 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
10071 const_pow2_1_to_128_operand): New predicates.
10073 2005-01-02 Greg McGary <greg@mcgary.org>
10075 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
10076 anonymous decls.
10077 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
10078 object. [ptr_type]: Remove unused variable.
10079 Remember nearest addressable array-element or record-component
10080 when checking bitfield components. Tolerate empty BIND_EXPR.
10082 2005-01-01 Richard Henderson <rth@redhat.com>
10084 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
10085 that don't narrow the value. Fail for other conversions.
10087 2005-01-01 Richard Henderson <rth@redhat.com>
10089 PR c/19031
10090 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
10091 * c-lang.c (finish_file): Don't do it here.
10092 * objc/objc-act.c (objc_finish_file): Likewise.
10094 * cgraph.c (decl_assembler_name_equal): New.
10095 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
10096 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
10097 * cgraph.h (struct cgraph_varpool_node): Add next.
10098 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
10099 * varasm.c (assemble_alias): Mark the target as needed.
10101 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
10103 PR middle-end/19221
10104 * function.c (get_arg_pointer_save_area): Use entry_of_function
10105 instead of get_insns.
10107 2005-01-01 Roger Sayle <roger@eyesopen.com>
10108 Andrew Pinski <pinskia@physics.uc.edu>
10109 James E. Wilson <wilson@specifixinc.com>
10111 PR rtl-optimization/12092
10112 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
10113 is zero.
10115 2005-01-01 Roger Sayle <roger@eyesopen.com>
10116 Olivier Hainque <hainque@act-europe.fr>
10118 * tree.c (int_fits_type_p): A narrower type always fits in a
10119 wider one, except for negative values into unsigned types.
10121 2005-01-01 Roger Sayle <roger@eyesopen.com>
10123 * tree.c (int_fits_type_p): Compare the result of force_fit_type
10124 with the original constant rather than require TREE_OVERFLOW.
10126 2005-01-01 Steven Bosscher <stevenb@suse.de>
10128 PR middle-end/17544
10129 * c-decl.c (finish_function): If compiling C99, annotate the
10130 compiler generated return with the current file name and line 0.
10131 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
10132 the source line is greater than 0.
10133 (remove_bb): Likewise.