1 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
2 Diego Novillo <dnovillo@redhat.com>
4 Fix PR tree-optimization/20703
5 Fix PR tree-optimization/20725
7 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
8 (create_expression_by_pieces): Ditto.
9 (valid_in_set): Ditto. Also handle tcc_declaration.
10 (find_or_generate_expression): Handle comparison class.
11 (insert_into_preds_of_block): Ditto.
13 (create_value_expr_from): Handle comparison class, recursively
14 handle reference nodes.
15 (compute_avail): Handle comparison classes, rewrite a little cleaner.
16 (execute_pre): Fix spacing.
17 (do_fre): Renamed to execute_fre.
19 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
21 * doc/invoke.texi (SPARC options): Document that
22 -mlittle-endian is not supported on Linux either.
24 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
28 * config.gcc (Obsolete configurations): Remove
29 sparclite-*-coff*, sparclite-*-elf* and sparc-*-openbsd*.
30 (sparclite-*-coff*): Delete.
31 (sparclite-*-elf*): Likewise.
32 (sparc86x-*-elf*): Likewise.
33 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
34 * config/sparc/lite.h: Delete.
35 * config/sparc/litecoff.h: Likewise.
36 * config/sparc/liteelf.h: Likewise.
37 * config/sparc/sp86x-elf.h: Likewise.
38 * config/sparc/t-sparclite: Likewise.
39 * config/sparc/t-sp86x: Likewise.
41 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
43 * config/s390/s390-protos.h: (s390_comparison,
44 s390_alc_comparison, s390_slb_comparison, const0_operand,
45 consttable_operand, larl_operand, s_operand,
46 shift_count_operand, bras_sym_operand, load_multiple_operation,
47 store_multiple_operation, s390_plus_operand): Remove prototypes.
48 (s390_legitimate_address_without_index_p): New prototype.
49 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
51 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
52 const0_operand, consttable_operand, larl_operand, s_operand,
53 shift_count_operand, bras_sym_operand, load_multiple_operation,
54 store_multiple_operation, s390_plus_operand): Move to
57 (s390_branch_condition_mask): Remove 'static'. Move prototype to
59 (s390_legitimate_address_without_index_p): New.
60 * config/s390/s390.h (PREDICATE_CODES): Remove.
61 * config/s390/s390.md: Include predicates.md.
62 * config/s390/predicates.md: New.
64 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
67 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
68 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
69 (NEED_INDICATE_EXEC_STACK): Define to 1.
70 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
71 (NEED_INDICATE_EXEC_STACK): Define to 1.
72 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
73 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
74 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
75 (pic_helper_emitted_p): New global.
76 (emit_pic_helper): New function extracted from...
77 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
78 Do not call emit_pic_helper if delay_pic_helper is true.
79 (sparc_expand_prologue): Pass 'false' to load_pic_register.
80 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
81 (sparc_file_end): New function.
83 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
85 * config/mcore/mcore-protos.h: Remove the prototypes for
86 mcore_arith_reg_operand, mcore_general_movsrc_operand,
87 mcore_general_movdst_operand, mcore_reload_operand,
88 mcore_arith_J_operand, mcore_arith_K_operand,
89 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
90 mcore_arith_K_S_operand, mcore_arith_imm_operand,
91 mcore_arith_any_imm_operand, mcore_arith_O_operand,
92 mcore_literal_K_operand, mcore_addsub_operand,
93 mcore_compare_operand, mcore_load_multiple_operation,
94 mcore_store_multiple_operation, mcore_call_address_operand.
95 Add a prototype for const_ok_for_mcore.
96 * config/mcore/mcore.c (mcore_call_address_operand,
97 mcore_general_movsrc_operand, mcore_general_movdst_operand,
98 mcore_arith_reg_operand, mcore_reload_operand,
99 mcore_arith_J_operand, mcore_arith_K_operand,
100 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
101 mcore_arith_M_operand, mcore_arith_imm_operand,
102 mcore_arith_any_imm_operand, mcore_arith_O_operand,
103 mcore_literal_K_operand, mcore_addsub_operand,
104 mcore_compare_operand, mcore_load_multiple_operation,
105 mcore_store_multiple_operation): Move to predicates.md.
106 (const_ok_for_mcore): Export.
107 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
108 * config/mcore/mcore.md: Include predicates.md.
109 * config/mcore/predicates.md: New.
111 * config/mcore/predicates.md: Fix a comment typo.
113 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
114 Adrian Straetling <straetling@de.ibm.com>
116 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
117 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
118 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
120 ("imul"): Removed from "type" attribute.
121 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
122 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
123 Changed type to imulsi.
124 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
126 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
128 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
129 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
130 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
131 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
132 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
133 (TARGET_SWITCHES, mcore_stack_increment_string)
134 (TARGET_OPTIONS): Delete.
135 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
136 than *_BIT constants.
137 (TARGET_8ALIGN): #undef old definition before redefining to 1.
138 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
139 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
140 (mcore_override_options): Delete mcore_stack_increment code.
141 Change use of M340_BIT to MASK_M340.
142 * config/mcore/mcore.opt: New file.
144 2005-04-04 Ian Lance Taylor <ian@airs.com>
146 * config/arm/arm.c (replace_symbols_in_block): Remove static
149 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
151 * config/fr30/fr30-protos.h: Remove the prototypes for
152 stack_add_operand, add_immediate_operand,
153 high_register_operand, low_register_operand, call_operand,
154 di_operand, and nonimmediate_di_operand.
155 * config/fr30/fr30.c (stack_add_operand,
156 add_immediate_operand, high_register_operand,
157 low_register_operand, call_operand, di_operand,
158 nonimmediate_di_operand): Move to predicates.md.
159 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
160 * config/fr30/fr30.md: Include predicates.md.
161 * config/fr30/predicates.md: New.
163 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
164 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
165 mcore_call_address_operand.
167 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
168 general_movsrc_operand.
170 2005-04-04 Alan Modra <amodra@bigpond.net.au>
172 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
175 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
178 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
181 2005-04-04 Richard Henderson <rth@redhat.com>
182 Jakub Jelinek <jakub@redhat.com>
184 PR rtl-optimization/16104
185 * fold-const.c (fold_unary): Fix folding of vector conversions.
187 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
189 * config.gcc (xstormy16-*-elf): Set extra_options.
190 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
191 * config/stormy16/stormy16.opt: New file.
193 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
195 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
196 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
197 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
198 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
199 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
200 (TARGET_UNIX_ASM): Delete.
201 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
202 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
203 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
204 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
205 * config/pdp11/pdp11.opt: New file.
207 2005-04-03 Roger Sayle <roger@eyesopen.com>
208 Alexandre Oliva <aoliva@redhat.com>
211 * fold-const.c (non_lvalue): Split tests into...
212 (maybe_lvalue_p): New function.
213 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
214 C++ front-end prior to lowering into gimple form.
216 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
218 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
219 BUILT_IN_STRNCASECMP): New.
220 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
223 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
226 * arm.md (addsi3_compare0_for_combiner): Delete.
227 (addsi3_compare0_scratch_for_combiner): Delete.
228 (cmpsi_neg_shiftsi): Delete.
229 (compare_negsi_si): New pattern.
230 (cmpsi_negshiftsi_si): New pattern.
231 (negated_cbranchsi4): Restrict to equality_operator.
233 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
236 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
238 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
241 * doc/install.texi: Fix a typo.
243 2005-04-03 Steven Bosscher <stevenb@suse.de>
246 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
247 a computed goto if the edge to the computed goto block has
248 incoming abnormal edges. Clarify how the function works.
250 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
252 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
253 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
254 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
255 hash_scan_set, reg_set_between_after_reload_p,
256 reg_used_between_after_reload_p, get_avail_load_store_reg,
257 eliminate_partially_redundant_load): Likewise.
258 * postreload.c (reload_cse_simplify_set,
259 reload_combine_note_use): Likewise.
260 * predict.c (predict_insn, expected_value_to_br_prob,
261 propagate_freq, expensive_function_p): Likewise.
262 * print-rtl.c (print_rtx): Likewise.
263 * profile.c (instrument_edges, instrument_values,
264 compute_branch_probabilities, branch_prob, union_groups,
265 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
266 * protoize.c (in_system_include_dir, file_could_be_converted,
267 file_normally_convertible, gen_aux_info_file, seek_to_line,
268 do_cleaning): Likewise.
269 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
270 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
271 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
273 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
275 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
276 * modulo-sched.c (undo_replace_buff_elem): New structure.
277 (kernel_number_of_cycles, ps_unschedule_node,
278 undo_generate_reg_moves,free_undo_replace_buff,
279 undo_permute_partial_schedule, loop_single_full_bb_p,
280 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
281 build_loops_structure, get_sched_window): New.
282 (generate_reg_moves): Return undo_replace_buff_elem and other
284 (generate_prolog_epilog): Remove old loop versioning.
285 (sms_schedule): Use loop information and loop_version.
286 (sms_schedule_by_order): Split part of it to get_sched_window.
287 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
288 cfg_layout_finalize and free_dominance_info before/after SMS.
290 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
292 * cfghooks.c (lv_flush_pending_stmts,
293 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
294 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
295 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
296 lv_add_condition_to_bb,
297 lv_adjust_loop_header_phi, extract_cond_bb_edges,
298 flush_pending_stmts): New in cfg_hooks structure.
299 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
300 extract_cond_bb_edges, lv_adjust_loop_header_phi,
301 lv_add_condition_to_bb): New declarations.
302 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
304 (loop_version): Declare.
305 * cfgloopmanip.c (cfghooks.h): Include.
306 (duplicate_loop_to_header_edge): Change return type to bool.
307 (loop_version, lv_adjust_loop_entry_edge): Move here.
308 * cfgrtl.c (cfgloop.h): Include.
309 (rtl_verify_flow_info_1): Fix.
310 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
311 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
313 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
314 tree_lv_add_condition_to_bb): New.
315 (tree_cfg_hooks): Add new hooks to initialization.
316 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
317 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
319 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
321 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
322 xstormy16_below100_or_register,
323 xstormy16_splittable_below100_or_register, and
324 nonimmediate_nonstack_operand.
326 * config/stormy16/stormy16-protos.h: Remove the prototypes for
327 xstormy16_ineqsi_operator, equality_operator,
328 inequality_operator, shift_operator,
329 xstormy16_below100_operand, xstormy16_below100_or_register,
330 xstormy16_splittable_below100_or_register,
331 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
332 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
333 equality_operator, inequality_operator,
334 xstormy16_below100_operand, xstormy16_below100_or_register,
335 xstormy16_splittable_below100_or_register,
336 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
337 nonimmediate_nonstack_operand, shift_operator): Move to
339 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
340 * config/stormy16/stormy16.md: Include predicates.md.
341 * config/stormy16/predicates.md: New.
343 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
345 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
346 small_int, large_int, reg_or_0_operand, simple_memory_operand,
347 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
348 move_operand, power_of_2_operand): Move to predicates.md.
349 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
350 PREDICATE_CODE): Remove.
351 * config/iq2000/iq2000.md: Include predicates.md.
352 * config/iq2000/predicates.md: New.
354 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
356 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
357 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
358 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
359 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
360 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
361 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
362 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
363 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
364 (TARGET_M68HC11): Delete.
365 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
366 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
367 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
368 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
369 (nb_soft_regs): Delete.
370 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
371 (m68hc11_override_options): Remove the code that caters for MASK_M6811
372 and MASK_M6812 being set simultaneously. Change the code that sets
373 the default m68hc11_soft_reg_count to use integers instead of strings.
374 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
375 m68hc11_soft_reg_count (which now has an int type) as the number
377 * config/m68hc11/m68hc11.opt: New file.
379 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
381 * config/fr30/fr30.h (PREDICATE_CODES): Remove
382 fp_displacement_operand, sp_displacement_operand.
384 * config/m68hc11/m68hc11-protos.h: Add a prototype for
386 Remove the prototypes for tst_operand, cmp_operand,
387 stack_register_operand, d_register_operand,
388 hard_addr_reg_operand, splitable_operand,
389 m68hc11_logical_operator, m68hc11_arith_operator,
390 m68hc11_non_shift_operator, m68hc11_shift_operator,
391 m68hc11_unary_operator, m68hc11_eq_compare_operator,
392 non_push_operand, hard_reg_operand, and
393 reg_or_some_mem_operand.
394 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
396 (tst_operand, cmp_operand, non_push_operand,
397 splitable_operand, reg_or_some_mem_operand,
398 stack_register_operand, d_register_operand,
399 hard_addr_reg_operand, hard_reg_operand,
400 m68hc11_eq_compare_operator, m68hc11_logical_operator,
401 m68hc11_arith_operator, m68hc11_non_shift_operator,
402 m68hc11_shift_operator, m68hc11_unary_operator): Move to
404 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
405 * config/m68hc11/m68hc11.md: Include predicates.md.
406 * config/m68hc11/predicates.md: New.
408 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
411 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
412 change checked in along with 2005-03-03's patch for debug/20253.
413 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
414 (remap_decl): Insert type decl in map earlier.
416 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
418 PR tree-optimization/20640
419 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
420 post-dominator if it has phi nodes.
421 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
422 before dead statements.
424 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
427 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
429 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
431 PR rtl-optimization/20290
432 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
433 in every iteration if the entry point is the exit test.
435 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
437 * config/cris/cris.md (attribute "length"): Define.
439 2005-04-02 Geoffrey Keating <geoffk@apple.com>
441 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
442 (word_offset_memref_operand): New.
443 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
444 (indexed_or_indirect_operand): Delete.
445 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
446 (indexed_or_indirect_operand): Delete.
448 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
451 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
454 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
455 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
457 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
459 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
461 2005-04-01 Ian Lance Taylor <ian@airs.com>
463 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
464 (rus, prus): Remove static variables.
465 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
466 (process_command): Permit report_times and use_pipes together.
468 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
470 * c-decl.c (validate_proto_after_old_defn): Look at
471 TYPE_MAIN_VARIANT of argument types.
473 2005-04-01 Paul Brook <paul@codesourcery.com>
475 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
476 (arm_output_function_epilogue): Allow call_via_SP.
477 (thumb_call_via_reg, arm_file_end): Ditto.
478 * config/arm/arm.h (struct machine_function): Include space for SP.
479 (thumb_call_via_label): Update declaration.
481 2005-04-01 Ian Lance Taylor <ian@airs.com>
483 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
484 doing a peephole optimization, once again put any notes in the
487 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
489 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
491 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
493 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
494 (block_alloc, find_free_reg): Likewise.
495 * loop-doloop.c (doloop_modify): Likewise.
496 * loop-invariant.c (record_use): Likewise.
497 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
498 get_iv_value, canon_condition, eliminate_implied_condition,
499 eliminate_implied_condition, simplify_using_initial_values,
500 shorten_into_mode, canonicalize_iv_subregs,
501 iv_number_of_iterations): Likewise.
502 * loop-unroll.c (expand_var_during_unrolling): Likewise.
503 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
504 unswitch_loop): Likewise.
505 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
506 move_movables, replace_call_address, find_and_verify_loops,
507 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
508 record_giv, final_giv_value, general_induction_var,
509 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
510 loop_giv_dump): Likewise.
512 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
513 GCOV_CHECK_WRITING): Remove.
514 (gcov_position, gcov_rewrite): Use gcc_assert.
515 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
516 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
517 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
520 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
522 * tree-inline.c: Fix a typo.
524 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
526 * configure.ac (enable-checking): Explicitly set all variables for
527 collective switch values. Alphabetize variables. Rename
528 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
530 * doc/install.texi (enable-checking): Update documentation.
531 * configure: Rebuilt.
533 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
535 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
538 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
540 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
541 Also reject cases where this pattern will cause load delay stalls
542 unless optimizing for size and it will produce a shorter sequence.
543 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
544 variants to avoid pre-adjusting the base when possible.
546 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
548 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
549 the frame and argument pointers.
550 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
551 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
552 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
553 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
554 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
555 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
557 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
559 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
560 with entry for selectany attribute.
561 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
563 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
564 (i386_pe_asm_named_section): Handle sections generated by
566 * doc/extend.texi (selectany): Document attribute.
568 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
569 Jan Hubicka <jh@suse.cz>
571 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
572 to fix addresses involving EBP and ESP.
573 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
574 for SUBREGed registers.
575 (legitimate_address_p): Accept SUBREGed registers.
577 2005-04-01 Jakub Jelinek <jakub@redhat.com>
580 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
581 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
584 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
586 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
588 2005-04-01 James E Wilson <wilson@specifixinc.com>
591 * dwarf2out.c (rtl_for_decl_init): New function.
592 (rtl_for_decl_location): Extracted from here.
593 (tree_add_const_value_attribute): Call rtl_for_decl_init and
594 add_const_value_attribute. Delete initializer_constant_valid_p call.
596 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
598 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
599 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
600 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
601 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
602 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
603 config/i386/i386.md, config/rs6000/predicates.md,
604 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
605 config/s390/s390.c, config/stormy16/stormy16.c,
606 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
609 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
612 * gimplify.c (gimplify_expr): Create a temporary for lvalue
613 COND_EXPR and CALL_EXPR.
615 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
618 * genautomata.c (first_cycle_unit_presence): Check all alternative
619 states for unit presence.
621 * doc/md.texi: Remove remark about impossibility to query unit
622 presence in non nondeterministic automaton state.
624 * config/ia64/ia64.c (get_template): Change order of unit querying.
626 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
628 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
631 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
633 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
634 flag for edges outside any loops.
636 2005-03-31 Janis Johnson <janis187@us.ibm.com>
638 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
640 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
642 * tree-ssa-alias.c: Follow spelling conventions.
643 * doc/tree-ssa.texi: Fix a typo.
645 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
647 * postreload-gcse.c: Include target.h.
648 (gcse_after_reload_main): Return early if we cannot modify jumps.
649 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
651 2005-03-31 David Edelsohn <edelsohn@gnu.org>
653 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
654 expensive operations.
656 2005-03-31 Ian Lance Taylor <ian@airs.com>
658 * collect2.c (lderrout): New variable.
659 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
660 if it is set, to stderr.
661 (handler): Unlink lderrout if it is set.
662 (dump_file): Add "to" parameter. Change all callers.
663 (main): Initialize lderrout.
664 (collect_execute): Add errname parameter. Change all callers.
665 Rename redir parameter to outname. Never pass
666 PEX_STDERR_TO_STDOUT to pex_run.
667 * collect2.h (collect_execute, dump_file): Update declarations.
668 * tlink.c (tlink_execute): Add errname parameter. Change all
670 (do_tlink): Check lderrout as well as ldout.
672 2005-03-31 Caroline Tice <ctice@apple.com>
674 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
675 (bb-reorder.o): Add errors.h to list of requirements.
676 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
677 profiledbootstrap flags.
678 * bb-reorder.c (errors.h): Add new include.
679 (struct bbro_basic_block_data_def): Add new field, in_trace.
680 (add_unlikely_executed_notes): Remove function.
681 (mark_bb_for_unlikely_executed_section): Remove function.
682 (insert_section_boundary_note): New function.
683 (verify_hot_cold_block_grouping): New function.
684 (push_to_next_round_p): Remove variables and tests that push all
685 cold blocks to last round.
686 (find_traces): Remove code that added extra round of trace finding
687 when doing partitioning.
688 (find_traces_1_round) : Remove variable last_round; add code to
689 update new struct field, in_trace; correct trace_length where it was
690 incorrect before (after call to copy_bb); change code that pushed all
691 cold blocks to last round. Instead verify that all blocks going into
692 a trace belong in the same partition.
693 (connect_traces): Modify to connect the traces in two passes, if the
694 function contains both hot and cold blocks. The first pass connects
695 all the traces for blocks in the partition that the first block in
696 the function belongs to; the second pass connnects all the traces
697 containing blocks that belong in the other partition.
698 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
699 code that automatically put the first block in a function into the
700 hot partition if the function had any hot blocks.
701 (fix_crossing_unconditional_branches): Check number of succ edges
702 before attempting to get one.
703 (fix_edges_for_rarely_executed_code): Update comment describing
705 (reorder_basic_blocks): Add code to initialize new field (in_trace);
706 remove call to add_unlikely_executed_notes; add call to
707 verify_hot_cold_block_grouping.
708 (duplicate_computed_gotos): Don't change computed goto if it's a
710 (partition_hot_cold_basic_blocks): Update function comment.
711 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
713 (try_forward_edges): Likewise.
714 (merge_blocks_move_predecessor_nojumps): Likewise.
715 (merge_blocks_move_successor_nojumps): Likewise.
716 (merge_blocks_move): Likewise.
717 (try_crossjump_bb): Likewise.
718 * cfglayout.c (update_unlikely_executed_notes): Remove function.
719 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
720 notes to cold bb's; remove call to update_unlikely_executed_notes.
721 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
722 NOTE_INSN_SWITCH_TEXT_SECTIONS.
723 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
724 function declaration.
725 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
727 (rtl_can_merge_blocks): Remove redundancy from condition.
728 (try_redirect_by_replacing_jump): Likewise.
729 (force_nonfallthru_and_redirect): Remove code for adding
730 UNLIKELY_EXECUTED_CODE notes to cold bb's.
731 (commit_one_edge_insertion): Likewise.
732 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
733 * dbxout.c (FORCE_TEXT): Replace function_section with
734 current_function_section.
735 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
736 function, switch_text_section.
737 (struct xcoff_debug): Likewise.
738 (dbxout_function_end): Add code to put out label diffs for both
739 hot and cold sections.
740 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
741 for new debug_hooks funciton, switch_text_section..
742 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
744 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
745 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
746 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
747 dw_fde_switched_sections.
748 (output_call_frame_info): Add test to see if function switches text
749 sections in the middle; if so, use appropriate extra hot and cold
750 section labels to compute size deltas for the hot and cold sections.
751 (dwarf2out_begin_prologue): Add code to initialize new fields in
753 (dwarf2out_switch_text_section): New function (invoked through
754 debug_hook); updates new fields in dw_fde_struct appropriately and
755 increments separate_line_info_table_in_use.
756 (dwarf2_debug_hooks): Initialize switch_text_section function to be
757 dwarf2out_switch_text_section.
758 (struct var_loc_node): Add new field, section_label.
759 (output_aranges): Add code to check whether in hot or cold section and
760 use the appropriate label in calculating deltas.
761 (output_ranges): Likewise.
762 (output_line_info): Add code to check which section we're in and
763 use appropriate hot/cold label.
764 (add_location_or_constant_value_attribute): Likewise.
765 (gen_subprogam_die): Modify arange attributes to use correct labels.
766 (dwarf2out_begin_block): Change call to function_section into call to
767 current_function_section.
768 (dwarf2out_end_block): Likewise.
769 (dwarf2out_source_line): Likewise.
770 (dwarf2out_var_location): Add code to check whether in hot or cold
771 section and use the appropriate label.
772 * except.c (output_function_exception_table): Change call to
773 function_section into call to current_function_section.
774 * final.c (profile_function): Likewise.
775 (scan_ahead_for_unlikely_executed_note): Remove function.
776 (final_scan_insn): Remove calls to
777 scan_ahead_for_unlikely_executed_note, and related code for switching
778 to cold section, except for the single time
779 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
780 debug_hooks->switch_text_sections; replace appropriate calls to
781 function_section with calls to current_function_section.
782 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
783 test_bb to condition.
784 (find_if_case_2): Likewise.
785 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
786 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
787 * opts.c (decode_options): Change warning about hot/cold partitioning
788 with exceptionss to inform (so as not to cause bootstrap failures);
789 remove warning about partitioning with DWARF debug info.
790 * output.h (current_function_section): Add new function decl.
791 (insert_section_boundary_note): Likewise.
792 (enum in_section): Move this declaration here from varasm.c.
793 (unlikely_section_label): Likewise.
794 (unlikely_text_section_name): Likewise.
795 (last_text_section_name): New global variable.
796 (last_text_section): Likewise.
797 (hot_section_label): Likewise.
798 (hot_section_end_label): Likewise.
799 (cold_section_end_label): Likewise.
800 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
801 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
802 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
803 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
804 insn from consideration.
805 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
807 * varasm.c (basic-block.h): Add new include.
808 (unlikely_section_label_printed): Remove global variable.
809 (unlikely_section_label): Make global variable not be static any more.
810 (unlikely_text_section_name): Likewise.
811 (hot_section_end_label): New global variable (not static)
812 (first_function_block_is_cold): Likewise.
813 (hot_section_label): Likewise.
814 (cold_section_end_label): Likewise..
815 (last_text_section): New global variable, not static.
816 (last_text_section_name): New global variable, not static.
817 (initialize_cold_section_name): New function.
818 (enum in_section): Move declaration to output.h.
819 (text_section): Update last_text_section.
820 (unlikely_text_section): Replace code to determine cold section name
821 with call to initialize_cold_section_name; Add code to update
822 last_text_section; remove code for printing out label.
823 (named_section_real): Add code to update last_text_section and
824 last_text_section_name as appropriate.
825 (function_section): Change test for 'unlikely' to depend on
826 first_function_block_is_cold (moved old test to
827 current_function_section).
828 (current_function_section): New function.
829 (assemble_start_function): Move code that frees
830 unlikely_text_section_name; initialize hot_section_end_label;
831 print hot and cold section labels at the start of the function;
832 set first_function_block_is_cold, if appropriate; initialize l
833 ast_text_section; add call to insert_section_boundary_note.
834 (assemble_end_function): Add code to write out hot and cold section
836 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
838 * config/darwin.c (machopic_select_section): Replace incorrect
839 function in base_funs; update reloc for cold sections if necessary.
840 * config/darwin.h (SECTION_FUNCTION): Add code to update
841 last_text_section if appropriate.
842 (text_unlikely_section): Remove.
843 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
844 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
845 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
846 partitioning for this architecture.
848 2005-03-31 Olivier Hainque <hainque@adacore.com>
850 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
851 defined and non-zero.
853 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
856 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
859 2005-03-31 Alan Modra <amodra@bigpond.net.au>
862 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
863 label operand. Remove (use (unspec..)). Don't emit a label on
865 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
866 generate inline label for load_toc_v4_PIC_1b.
867 (rs6000_emit_load_toc_table): Likewise.
869 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
871 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
872 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
874 2005-03-29 Devang Patel <dpatel@apple.com>
876 * tree-sra.c (decide_block_copy): Disable scalarization of
879 2005-03-30 Stuart Hastings <stuart@apple.com>
880 Dale Johannesen <dalej@apple.com>
882 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
883 * print-tree.c (print_node): Add case STATEMENT_LIST.
885 2005-03-31 Alan Modra <amodra@bigpond.net.au>
887 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
888 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
889 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
890 is given with "powerpc64*" or "all", or when --with-cpu chooses
893 2005-03-30 James E. Wilson <wilson@specifixinc.com>
896 * dwarf2out.c (add_high_low_attributes): New function, extracted from
897 gen_lexical_block_die.
898 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
900 2005-03-31 Jan Hubicka <jh@suse.cz>
902 2004-11-02 Jan Hubicka <jh@suse.cz>
904 * cgraph.c (cgraph_varpool_node_name): New function.
905 (dump_cgraph_varpool_node): New function.
906 (dump_varpool): New function.
907 * cgraphunit.c (cgraph_optimize): Dump varpool.
909 2004-10-16 Jan Hubicka <jh@suse.cz>
911 * cgraph.c (decide_is_variable_needed): New function.
912 (cgraph_varpool_finalize_decl): Use it.
913 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
915 * final.c (output_addr_const): Do not call mark_referenced.
916 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
917 always go via cgraph.
918 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
919 (check_global_declarations): Ifdef out code clearing DECL_RTL.
920 * tree-optimize.c (execute_inline): Mark functions called.
921 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
923 2004-10-11 Jan Hubicka <jh@suse.cz>
925 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
926 (cgraph_varpool_last_needed_node): New static variable.
927 (enqueue_needed_varpool_node): Break out from ...; add items to the
928 end of queue; update first pointers.
929 (cgraph_varpool_mark_needed_node): ... here.
930 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
931 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
932 * cgraph.h (cgraph_varpool_node): Add analyzed field.
933 (cgraph_varpool_first_unanalyzed_node): Declare.
934 * cgraphunit.c: Include output.h.
935 (cgraph_varpool_analyze_pending_decls): New function.
936 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
937 for errors, analyze pending decls.
938 (cgraph_finalize_compilation_unit): Only analyze decls.
939 (cgraph_optimize): Assemble the decls after expanding.
941 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
943 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
944 subvars get marked properly in tags for grouping.
945 (add_pointed_to_var): Mark only actual pointed to
946 variables/subvars in addresses needed.
947 (create_overlap_variables_for): Clear call clobbered on original
949 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
950 addresable vars with subvars into list.
951 * tree-ssa.c (verify_ssa_name): Verify original is not used where
954 2005-03-30 Richard Henderson <rth@redhat.com>
956 * cgraph.h (struct cgraph_node): Add alias.
957 * varasm.c (assemble_alias): Set it.
958 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
959 avoid calling cgraph_expand_function.
961 2005-03-30 Tom Tromey <tromey@redhat.com>
963 * tree.def (FILE_TYPE): Removed.
964 * typeclass.h (enum type_class): Removed file_type_class.
965 * dwarf2out.c (is_base_type): Updated.
966 (gen_type_die): Likewise.
967 * dbxout.c (dbxout_type): Updated.
968 * builtins.c (type_to_class): Updated.
969 * tree.c (type_contains_placeholder_1): Updated.
970 * config/sparc/sparc.c (sparc_type_code): Updated.
971 * config/ia64/ia64.c (hfa_element_mode): Updated.
972 * expr.c (count_type_elements): Updated.
973 * stor-layout.c (layout_type): Updated.
974 * tree-inline.c (remap_type): Updated.
975 * tree-pretty-print.c (dump_generic_node): Updated.
977 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
979 * builtins.c (expand_builtin_powi): Fix mode of
980 2nd argument to match int.
981 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
982 2nd argument type to int.
983 * libgcc2.c: Change prototype of __powi* functions to use
986 2005-03-30 Dale Johannesen <dalej@apple.com>
989 * calls.c (expand_call): Flush pending deferrals before
992 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
996 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
997 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
998 c_label_context, label_context_stack): New.
999 * c-decl.c (define_label): Check for jumps into statement
1000 expressions. Add label to list of defined labels.
1001 (start_function): Push context on label_context_stack.
1002 (finish_function): Pop context from label_context_stack.
1003 * c-typeck.c (label_context_stack): New.
1004 (c_finish_goto_label): Check for jumps into statement
1005 expressions. Add label to list of jumped to labels.
1006 (struct c_switch): Add blocked_stmt_expr.
1007 (c_start_case): Initialize it.
1008 (do_case): Check it.
1009 (c_finish_case): Verify !blocked_stmt_expr.
1010 (c_begin_stmt_expr): Push context on label_context_stack.
1011 Increment blocked_stmt_expr. Mark labels jumped to from outside
1013 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
1014 defined in the statement expression and no longer jumpable to.
1015 Mark labels jumped to from just outside the statement expression
1016 as again definable. Pop context from label_context_stack.
1017 * doc/extend.texi (Statement Exprs): Update.
1019 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1022 * c-decl.c (start_function): Check for old_decl being
1025 2005-03-30 Ian Lance Taylor <ian@airs.com>
1027 * final.c (final): Remove prescan parameter. Change all callers.
1028 (final_scan_insn): Remove prescan parameter. Change all callers.
1030 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
1032 * tree-vectorizer.c: Fix comment typos.
1034 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
1036 * tree-scalar-evolution.c (instantiate_parameters_1): Return
1037 as soon as a chrec_dont_know is detected.
1039 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
1041 Merge from csl-arm-branch.
1042 2004-02-12 Mark Mitchell <mark@codesourcery.com>
1044 * tlink.c (recompile_files): Do not assume that "rename" can
1045 overwrite an existing file.
1047 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
1049 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
1050 * gcc/configure: Regenerate.
1052 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1054 * doc/install.texi: Update binutils requirement for powerpc*-linux.
1056 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
1058 * calls.c (struct arg_data): Update "partial" comment.
1059 (load_register_parameters): Update "nregs" comment.
1061 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1063 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
1064 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
1065 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
1066 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
1067 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
1068 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
1069 than target_flags & 0.
1070 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
1071 (iq2000_arch, iq2000_parse_cpu): Delete.
1072 (TARGET_HANDLE_OPTION): Override default.
1073 (iq2000_handle_option): New function.
1074 (override_options): Remove -march= and -mcpu= handling.
1075 * config/iq2000/iq2000.opt: New file.
1077 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1079 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
1080 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
1081 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
1082 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
1083 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
1084 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
1085 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
1086 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
1087 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
1088 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
1089 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
1090 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
1091 (c4x_rpts_cycles_string, c4x_cpu_version_string)
1092 (TARGET_OPTIONS): Delete.
1093 (c4x_rpts_cycles, c4x_cpu_version): Declare.
1094 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
1095 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
1096 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
1097 (c4x_cpu_version_string): Delete.
1098 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1099 (c4x_handle_option): New function. Map -m3x and -m4x options to the
1100 equivalent -mcpu= option.
1101 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
1102 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
1103 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
1104 or clearing the appropriate MASK_* bit.
1105 (c4x_file_start): Use c4x_cpu_version.
1106 * config/c4x/c4x.opt: New file.
1108 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1110 * doc/options.texi: Document the new MaskExists flag.
1111 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
1112 if the option has the MaskExists flag.
1114 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1116 * opt-functions.awk (flag_set_p, test_flag): New functions.
1117 (switch_flags): Use them.
1118 * opth-gen.awk: Use flag_set_p to check for flags.
1119 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
1121 2005-03-30 Ian Lance Taylor <ian@airs.com>
1123 * config.host (i[34567]86-*-mingw32*): Don't set
1124 host_can_use_collect2 to no.
1126 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1129 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
1130 Remove convert_memory_address call duplicating that in memory_address.
1132 2005-03-29 Richard Henderson <rth@redhat.com>
1135 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
1136 (build_compound_literal): Likewise. Propagate decl type into the
1138 (finish_decl): Likewise. Use new return value from complete_array_type
1139 for zero sized arrays.
1140 (complete_array_type): Move ...
1141 * c-common.c (complete_array_type): ... here. Change first argument
1142 to pointer-to-type-node. Consistently use sizetype for the index
1143 except for zero sized arrays. Detect zero sized arrays for pedantic
1144 mode diagnostics. Create a new type node instead of modifying the
1146 * c-tree.h (complete_array_type): Move decl ...
1147 * c-common.h (complete_array_type): ... here.
1149 2005-03-29 Richard Henderson <rth@redhat.com>
1152 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
1154 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
1156 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
1157 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
1158 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
1159 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
1161 2005-03-29 Eric Christopher <echristo@redhat.com>
1163 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
1164 truthvalue conversion removal.
1166 2005-03-29 Ian Lance Taylor <ian@airs.com>
1169 * collect2.c: Never include <vfork.h>.
1170 (VFORK_STRING, vfork): Don't define.
1171 (pid): Remove global variable.
1172 (handler): Call raise instead of kill (getpid(), ...).
1173 (collect_wait): Add pex parameter. Change all callers. Use
1174 pex_get_status rather than pwait.
1175 (do_wait): Add pex parameter. Change all callers.
1176 (collect_execute): Return struct pex_obj * rather than void. Use
1177 pex routines rather than pexecute.
1178 (fork_execute): Get pex_obj from collect_execute, and pass it to
1180 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
1181 Only declare quit_handler if SIGQUIT is defined.
1182 (scan_libraries): Likewise.
1183 * collect2.h (collect_execute): Update declaration.
1184 (collect_wait): Update declaration.
1185 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
1186 pass it to collect_wait.
1188 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
1191 * c-parser.c (c_parser_compound_statement_nostart): Give error
1192 message for EOF instead of just setting parser->error.
1194 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
1196 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
1197 (slpeel_update_phi_nodes_for_guard1): New function.
1198 (slpeel_update_phi_nodes_for_guard2): New function.
1199 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
1200 of slpeel_update_phi_nodes_for_guard.
1201 (vectorize_loops): Remove call to loop_closed_rewrite.
1202 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
1205 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
1207 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
1208 (TARGET_LITTLE_ENDIAN): New macro.
1209 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
1210 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
1211 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
1212 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
1213 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
1214 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
1215 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
1216 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
1217 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
1218 (TARGET_OPTIONS): Delete.
1219 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
1220 (CACHE_FLUSH_TRAP): Turn into an integer.
1221 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
1222 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
1223 -mflush-trap is in use.
1224 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
1225 (m32r_cache_flush_trap_string): Delete.
1226 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
1227 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
1228 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
1229 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1230 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
1231 -mmodel= and -msdata= handling from...
1232 (m32r_init): ...here.
1233 * config/m32r/m32r.opt: New file.
1235 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
1237 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
1238 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
1239 * tree-vect-analyze.c (vect_object_analysis): additional parm
1240 pass back a "struct ptr_info_def *" with the points-to info.
1241 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
1242 statement using info returned from vect_object_analysis.
1243 * tree-vect-transform.c (update_vuses_to_preheader): New function.
1244 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
1245 for virtual uses and defs when creating a replacement vector
1246 reference. Call duplicate_ssa_name_ptr_info to define points-to
1247 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
1248 (vectorizable_store): copy_virtual_operands and update
1249 definition statements.
1250 (vectorizable_load): copy_virtual_operands. Remove call to
1251 mark_call_clobbered_vars_to_rename for call to "const" builtin.
1252 * tree-vectorizer.c (vectorize_loops): Remove calls to
1253 rewrite_into_ssa and bitmap_clear (vars_to_rename).
1254 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
1255 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
1256 define macro STMT_VINFO_PTR_INFO for use in accessing.
1257 * tree.h add export of duplicate_ssa_name_ptr_info.
1258 * rs6000.c (altivec_init_builtins): Declare builtin function
1259 __builtin_altivec_mask_for_load to be "const".
1261 2005-03-29 Jakub Jelinek <jakub@redhat.com>
1264 * cgraph.h (struct cgraph_varpool_node): Add alias field.
1265 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
1266 assemble_variable on aliases.
1267 * varasm.c (assemble_alias): Set node->alias.
1268 * toplev.c (wrapup_global_declarations): Don't call
1269 rest_of_decl_compilation on aliases again.
1271 2005-03-29 Paul Brook <paul@codesourcery.com>
1273 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
1274 * config/arm/arm.c (arm_dbx_register_number): New function.
1275 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
1277 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
1280 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
1281 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
1283 2005-03-29 Dale Johannesen <dalej@apple.com>
1285 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
1286 $(TREE_H) and $(COVERAGE_H).
1287 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
1288 * opts.c (common_handle_option): Enable tree-based value transforms.
1289 * toplev.c (process_options): Ditto.
1290 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
1291 refers to references to this type.
1292 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
1293 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
1294 for may_be_more, may_be_less.
1295 (rtl_gen_pow2_profiler): Adjust.
1296 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
1297 (rtl_gen_one_value_profiler): Adjust.
1298 (rtl_gen_const_delta_profiler): Adjust.
1299 * tree-profile.c (tree_gen_interval_profiler): Implement.
1300 (tree_gen_pow2_profiler): Ditto.
1301 (tree_gen_one_value_profiler): Ditto.
1302 (tree_profiling): New.
1303 (pass_tree_profile): Reference it.
1304 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
1306 (insn_divmod_values_to_profile): Rename to
1307 rtl_divmod_values_to_profile. Adjust.
1308 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
1309 (insn_prefetch_values_to_profile): Adjust.
1310 (rtl_value_profile_transformations): Adjust.
1311 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
1312 (gen_mod_pow2): Rename to rtl_mod_pow2.
1313 (gen_mod_subtract): Rename to rtl_mod_subtract.
1314 (divmod_fixed_value_transform): Rename to
1315 rtl_divmod_fixed_value_transform.
1316 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
1317 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
1318 (rtl_find_values_to_profile): Adjust.
1319 (tree_value_profile_transformations): Implement.
1320 (tree_divmod_values_to_profile): New.
1321 (tree_values_to_profile): New.
1322 (tree_divmod_fixed_value): New.
1323 (tree_mod_pow2): New.
1324 (tree_mod_subtract): New.
1325 (tree_divmod_fixed_value_transform): New.
1326 (tree_mod_pow2_value_transform): New.
1327 (tree_mod_subtract_transform): New.
1328 (tree_find_values_to_profile): Implement.
1329 * profile.c (instrument_values): Free histograms.
1330 (compute_value_histograms): Adjust. Implement tree version.
1332 2005-03-29 Uros Bizjak <uros@kss-loka.si>
1334 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
1335 * config/i386/i386.c (output_fix_trunc): Add new round_mode
1336 variable. Output "fldcw" depending on round_mode.
1337 * config/i386/i386.md (UNSPEC_FIST): New.
1338 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
1339 New isns patterns to implement lrint and llrint built-ins as x87
1341 (fistdi2, fist<mode>2 splitters): New splitters.
1342 (lrint<mode>2): New expanders.
1344 2005-03-28 Ian Lance Taylor <ian@airs.com>
1346 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
1347 0 when calling final_scan_insn.
1349 2005-03-28 Jan Hubicka <jh@suse.cz>
1352 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
1355 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
1356 types where possible.
1358 2005-03-26 Per Bothner <per@bothner.com>
1360 Make -f[no-]show-column also control non-cpp diagnostics.
1361 * c.opt (fshow-column): Move option from here ...
1362 * common.opt (fshow-column): ... to here.
1363 * diagnostic.c (diagnostic_build_prefix): Only print column number
1364 if flag_show_column.
1366 2005-03-27 Steven Bosscher <stevenb@suse.de>
1368 * vax-protos.h (vax_output_int_move, vax_output_int_add,
1369 vax_output_conditional_branch): New prototypes.
1370 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
1371 extracted from vax.md mov and add patterns.
1372 (vax_output_conditional_branch): New function to output conditional
1373 branch instructions.
1374 * vax.md: Use mode macros for arithmetic and mov patterns.
1375 Use code macros for the jump patterns.
1377 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1379 * Makefile.in (libbackend.o): Depend on version files;
1380 add custom generation command.
1382 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1385 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
1386 sure that we have a REG before getting its REGNO.
1388 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1390 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
1391 * builtins.def (BUILT_IN_STRNDUP): New.
1393 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
1395 PR tree-optimization/20470
1396 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
1399 2005-03-25 Mike Stump <mrs@apple.com>
1401 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
1404 2005-03-25 Geoffrey Keating <geoffk@apple.com>
1406 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
1407 Use our own structure definitions.
1409 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
1410 (fix_truncdfsi2): Allow registers or memory as destination.
1411 When TARGET_PPC_GFXOPT, generate simplified pattern.
1412 (fix_truncdfsi2_internal): Use define_insn_and_split.
1413 (fix_truncdfsi2_internal_gfxopt): New.
1414 (fctiwz): Don't confuse register allocation by giving it no choices.
1416 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
1417 (EXTRA_MEMORY_CONSTRAINT): Likewise.
1418 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
1419 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
1421 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1423 * dominance.c (free_dominance_info): Speed up by freeing et
1424 data structures without maintaining other nodes.
1425 * et-forest.c (et_free_tree_force): New.
1426 * et-forest.h: Add a prototype for et_free_tree_force.
1428 * tree.c (get_set_constructor_bits,
1429 get_set_constructor_bytes): Remove.
1430 * tree.h: Remove the corresponding prototypes.
1432 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
1435 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
1436 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
1437 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
1438 PRE_DEC, NEG and NOT.
1440 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1442 * fold-const.c: Convert uses of fold (build (...)) to
1445 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
1447 PR rtl-optimization/20249
1448 * cse.c (insert_regs): Do not record equivalence of registers in
1451 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
1453 * emit-rtl.c (reverse_comparison): Remove.
1454 * rtl.h: Remove the corresponding prototype.
1456 2005-03-24 James E Wilson <wilson@specifixinc.com>
1458 * doc/install.texi (--enable-altivec): Delete docs.
1460 2005-03-24 David Edelsohn <edelsohn@gnu.org>
1462 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
1463 SFmode and DFmode before reload when
1464 flag_unsafe_math_optimizations not enabled.
1466 2005-03-24 Geoffrey Keating <geoffk@apple.com>
1468 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
1470 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
1471 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
1473 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
1475 * configure.ac (enable-checking): Add 'runtime' option.
1476 * doc/install.texi (enable-checking): Document 'runtime' checking.
1477 * tsystem.h (gcc_assert, gcc_unreachable): Define.
1478 * config.in: Regenerated.
1479 * configure: Regenerated.
1481 2005-03-23 Uros Bizjak <uros@kss-loka.si>
1483 * optabs.h (enum optab_index): Remove OTI_llrint.
1484 (llrint_optab): Remove macro.
1485 * optabs.c (init_optabs): Remove llrint_optab initialization.
1486 * genopinit.c (optabs): Remove llrint_optab implementation.
1487 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
1490 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
1492 PR rtl-optimization/20532
1493 * simplify-rtx.c (simplify_binary_operation_1): Protect from
1494 overflow when adding coefficients for PLUS or MINUS.
1495 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
1498 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1500 * langhooks.h (truthvalue_conversion): Remove.
1501 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
1502 LANG_HOOKS_TRUTHVALUE_CONVERSION.
1503 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
1504 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
1505 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
1507 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
1509 * params.def: Fix a typo.
1510 * config/mips/mips.c: Follow the spelling convensions.
1511 * doc/invoke.texi: Fix typos.
1513 2005-03-18 Dale Johannese <dalej@apple.com>
1515 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
1517 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
1519 Fix PR tree-optimization/20601
1521 * tree-ssa-pre.c (insert_aux): Add missing condition to
1524 2005-03-23 Ian Lance Taylor <ian@airs.com>
1526 * final.c (final_scan_insn): Don't remove no-op instructions.
1527 * reload1.c (reload): Remove simple no-op instructions even when
1530 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
1532 PR tree-optimization/20501
1533 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
1534 reporting that peeling for alignment is applied moved to...
1535 * (vect_analyze_data_refs_alignment): Here.
1537 2005-03-23 Ian Lance Taylor <ian@airs.com>
1539 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
1541 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1543 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
1544 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
1546 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
1548 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
1549 imply that this is called once, independent of asms in code.
1550 Adjust to now being pased output and input lists. Mention helper
1551 function decl_overlaps_hard_reg_set_p.
1552 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
1553 hook_tree_tree_identity and to take three trees, returning third.
1554 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
1556 * stmt.c: include hard-reg-set.h before tree.h.
1557 (decl_overlaps_hard_reg_set_p): New function, broken out from...
1558 (decl_conflicts_with_clobbers_p): Call
1559 decl_overlaps_hard_reg_set_p.
1560 (expand_asm_operands): Pass output and input lists in call to
1561 targetm.md_asm_clobbers.
1562 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
1563 hook_tree_tree_tree_tree_3rd_identity.
1564 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
1566 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
1567 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
1568 parameters, first two unused.
1569 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
1570 parameters. Only add MOF to clobbers if there's no 'h' mentioned
1571 in constraint letters and MOF is not mentioned as a asm-declared
1572 register in neither of the input and output lists.
1574 2005-03-23 DJ Delorie <dj@redhat.com>
1576 * optabs.c (expand_binop): Make sure the first subword's result
1579 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1581 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
1582 Call c_common_truthvalue_conversion rather than
1583 lang_hooks.truthvalue_conversion.
1584 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
1585 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
1587 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
1588 c_common_truthvalue_conversion.
1589 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
1590 c_parser_conditional_expression, c_parser_binary_expression): Call
1591 c_objc_common_truthvalue_conversion.
1592 * c-typeck.c (build_unary_op): Call
1593 c_objc_common_truthvalue_conversion.
1594 (build_conditional_expr): Do not call
1595 lang_hooks.truthvalue_conversion.
1596 (build_binary_op): Call c_common_truthvalue_conversion.
1597 (c_objc_common_truthvalue_conversion): Moved from
1598 c-objc-common.c. Call default_function_array_conversion instead
1599 of default_conversion.
1601 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1603 * c-common.h (default_conversion): Remove.
1604 (perform_integral_promotions): Add.
1605 * c-tree.h (default_conversion): Add.
1606 * c-typeck.c (perform_integral_promotions): New, split out from
1608 * c-common.c (check_case_value): Use perform_integral_promotions,
1609 not default_conversion.
1610 (c_add_case_label): Don't continue processing case label after
1611 found to be pointer.
1613 2005-03-23 Mark Mitchell <mark@codesourcery.com>
1615 * gcc.c (do_spec_1): Do not add a -L path for a directory in
1616 the prefix list if we have already added a multilib directory
1618 (main): Do not add MD_EXEC_PREFIX to the list of directories to
1621 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1623 * reload1.c (indirect_symref_ok, reload_obstack): Make them
1625 * reload.h: Remove the prototype for indirect_symref_ok.
1627 * reload1.c (indirect_symref_ok): Make it global.
1628 * reload.h: Add a prototype for indirect_symref_ok.
1630 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
1632 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
1635 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1637 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
1639 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
1641 * c-opts.c (c_common_parse_file): Only start/end main source file
1642 if debug hooks says the writer wants it.
1643 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
1645 (xcoff_debug_hooks): Ditto.
1646 * debug.c (do_nothing_hooks): Ditto.
1647 * debug.h (gcc_debug_hooks): Ditto.
1648 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
1649 * sdbout.c (sdb_debug_hooks): Ditto.
1650 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
1652 2005-03-22 Mark Mitchell <mark@codesourcery.com>
1654 * doc/extend.texi: Deprecate C++ min/max operators.
1656 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
1658 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
1659 artificial original candidates.
1661 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
1662 Jan Hubicka <jh@suse.cz>
1663 Steven Bosscher <stevenb@suse.de>
1665 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
1666 call cost based on argument sizes.
1667 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
1669 * params.def: (max-inline-inssn-single): Set to 450.
1670 (max-inline-insns-auto): Set to 90.
1671 (max-inline-insns-recursive): Set to 450
1672 (max-inline-insns-recursive-auto): Set to 450.
1673 (large-function-insns): Set to 2700.
1674 (inline-call-cost): New parameter.
1675 * tree-inline.c (estimate_move_cost): New function.
1676 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
1677 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
1679 * tree-inline.h (estimate_move_cost): Declare.
1680 * invoke.texi: (max-inline-inssn-single): Change default to 450.
1681 (max-inline-insns-auto): Change default to 90.
1682 (max-inline-insns-recursive): Change default to 450
1683 (max-inline-insns-recursive-auto): Change default to 450.
1684 (large-function-insns): Change default to 2700.
1685 (inline-call-cost): Document new parameter.
1687 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1689 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
1690 (TARGET_DEFAULT): Delete.
1691 * config/i860/i860.opt: New file.
1693 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1695 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
1696 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1697 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1698 (frv_sched_lookahead): Delete.
1699 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
1700 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
1701 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
1702 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
1703 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
1704 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
1705 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
1706 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
1707 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
1708 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
1709 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
1710 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
1711 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
1712 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
1713 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
1714 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
1715 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
1716 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
1717 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
1718 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
1719 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
1720 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
1721 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
1722 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1723 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1724 (frv_sched_lookahead): Delete.
1725 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
1726 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1727 (frv_handle_option): New function. Move -mcpu= handling from...
1728 (frv_override_options): ...here. Remove handling of other
1730 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
1731 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
1732 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
1733 and TARGET_NO_MULTI_CE.
1734 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
1735 !TARGET_VLIW_BRANCH.
1736 * config/frv/frv.opt: New file.
1738 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1740 * fold-const.c (fold_ternary): Take decomposed arguments of
1742 (fold): Update a call to fold_ternary.
1744 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
1745 * tree.h: Add corresponding prototypes.
1747 2005-03-22 Jakub Jelinek <jakub@redhat.com>
1750 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
1751 between jump table and its label.
1752 * final.c (shorten_branches): Handle notes in between ADDR_VEC
1753 resp. ADDR_DIFF_VEC and the label preceeding it.
1754 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
1755 is emitted in the right section.
1757 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1759 * fold-const.c (fold_unary, fold_binary): Update comments
1762 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
1764 PR rtl-optimization/20527
1765 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
1766 REG_INC note, test that the register also isn't mentioned in PRED
1769 2005-03-22 Ben Elliston <bje@au.ibm.com>
1771 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
1774 2005-03-21 Mike Stump <mrs@apple.com>
1776 * varasm.c (default_assemble_visibility): Remove extra ().
1778 2005-03-21 Roger Sayle <roger@eyesopen.com>
1781 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
1782 to determine whether a block can be duplicated, rather than test
1783 whether the block contains noncopyable insns ourselves.
1785 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1787 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
1790 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1792 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
1794 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1796 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
1797 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
1798 * config/fr30/fr30.opt: New file.
1800 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
1802 Fix PR tree-optimization/20542
1804 * tree-flow-inline.h (overlap_subvar): Move to here.
1805 * tree-ssa-operands.c: From here.
1806 * tree-flow.h (overlap_subvar): Declare.
1807 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
1808 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
1809 for variables with subvars.
1811 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
1814 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
1815 * modulo-sched.c (const_iteration_count): Return on NULL
1817 (print_node_sched_params): Return on NULL dump_file.
1818 (generate_reg_moves): Handle reg-anti dependencies and disregard
1819 closing branch when generating register moves.
1820 (sms_schedule): Mark the SMSed block dirty.
1821 * passes.c (rest_of_handle_sms): Call update_life_info for all
1823 * testsuite/gcc.dg/20050321-1.c: New test.
1825 2005-03-21 Bob Wilson <bob.wilson@acm.org>
1827 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
1828 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
1829 movqi_internal): Likewise.
1831 2005-03-21 Bob Wilson <bob.wilson@acm.org>
1833 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
1834 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
1835 xtensa_b4const): Delete prototypes.
1836 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
1837 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
1838 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
1839 xtensa_extra_constraint): New prototypes.
1840 (add_operand, arith_operand, nonimmed_operand, mem_operand,
1841 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
1842 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
1843 move_operand, const_float_1_operand, fpmem_offset_operand,
1844 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
1845 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
1846 (xtensa_b4const_or_zero): ...this. Change return type to bool and
1847 argument type to HOST_WIDE_INT.
1848 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
1849 xtensa_mask_immediate): Likewise.
1850 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
1851 Likewise. Also make these functions static.
1852 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
1853 (xtensa_const_ok_for_letter_p): New.
1854 (add_operand, arith_operand, nonimmed_operand, mem_operand,
1855 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
1856 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
1857 move_operand, const_float_1_operand, fpmem_offset_operand,
1858 branch_operator, ubranch_operator, boolean_operator): Move to
1860 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
1861 (xtensa_mem_offset): Change return type to bool.
1862 (xtensa_extra_constraint): New.
1863 (gen_int_relational): Update type of const_range_p function pointer.
1864 Use xtensa_b4const_or_zero.
1865 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
1866 xtensa_const_ok_for_letter_p. Update comments.
1867 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
1868 (PREDICATE_CODES): Delete.
1869 * config/xtensa/xtensa.md: Include predicates.md.
1870 * config/xtensa/predicates.md: New file.
1872 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1874 * config/v850/v850-protos.h: Remove the prototypes for
1875 reg_or_int9_operand, reg_or_const_operand,
1876 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
1877 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
1878 movsi_source_operand, power_of_two_operand,
1879 not_power_of_two_operand, special_symbolref_operand,
1880 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
1881 register_is_ok_for_epilogue.
1882 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
1883 reg_or_int9_operand, reg_or_const_operand,
1884 call_address_operand, special_symbolref_operand,
1885 movsi_source_operand, power_of_two_operand,
1886 not_power_of_two_operand, register_is_ok_for_epilogue,
1887 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
1888 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
1890 * config/v850/v850.h (PREDICATE_CODES): Remove.
1891 * config/v850/v850.md: Include predicates.md.
1892 * config/v850/predicates.md: New.
1894 2005-03-21 Zack Weinberg <zack@codesourcery.com>
1896 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
1897 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
1898 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
1899 (itoolsdir, itoolsdatadir): Move definition above new first use.
1900 (install-itoolsdirs): New rule.
1901 (install-mkheaders): Depend on install-itoolsdirs, not
1902 install-include-dir.
1904 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1906 * tree-into-ssa.c: Remove obsolete comments.
1908 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
1910 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
1911 unrolling if -fpeel-loops is specified, too.
1912 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1913 Remove superfluous check for flag_unroll_loops.
1915 2005-03-21 Uros Bizjak <uros@kss-loka.si>
1917 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
1918 (lrint_optab, llrint_optab): Define corresponding macros.
1919 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
1920 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
1921 pattern and llrint_optab using llrintdi2 patterns.
1922 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
1923 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
1924 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
1925 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
1926 flag_unsafe_math_optimizations is set.
1928 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
1930 * combine.c (combine_simplify_rtx, simplify_if_then_else,
1931 simplify_logical, if_then_else_cond, known_cond,
1932 simplify_comparison): Adjust calls to reverse_comparison.
1933 Don't use combine_reversed_comparison_code).
1934 (combine_reversed_comparison_code): Remove.
1935 (reversed_comparison): Using reversed_comparison_code, move it...
1936 * jump.c (reversed_comparison): ... here.
1937 * rtl.h (reversed_comparison): Add prototype.
1939 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1941 * builtins.c (fold_builtin): Take decomposed arguments of
1943 * fold-const.c (fold_ternary): Update a call to fold_builtin.
1944 * gimplify.c (gimplify_call_expr): Likewise.
1945 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
1946 * tree.h: Update the prototype of fold_builtin.
1948 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
1950 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
1951 * rtlhooks.c (gen_lowpart_no_emit_general): New.
1952 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
1953 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
1954 * simplify-rtx.c (simplify_binary_operation_1): Use it.
1956 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1958 * builtins.c (fold_builtin_1): Take decomposed arguments of
1960 (fold_builtin): Update a call to fold_builtin_1.
1962 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
1965 * gcov.c (output_lines): Only output function block summary when
1966 outputting branch information.
1967 * doc/gcov.texi: Document format of preamble and additional block
1970 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1972 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
1973 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
1974 the defaults false if BITS_PER_UNIT != 8.
1975 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
1976 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
1977 than BITS_PER_UNIT != 8.
1978 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
1979 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
1980 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
1982 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
1983 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
1985 2005-03-20 Roger Sayle <roger@eyesopen.com>
1988 * fold-const.c (fold_binary): Fix type mismatch between
1989 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
1990 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
1991 for non-truth-valued expressions.
1993 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
1994 and FUNCTION_DECL in the main switch.
1995 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
1996 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
1997 we also need to convert their operands to match.
1998 <TRUTH_NOT_EXPR>: Likewise.
2000 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
2002 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
2003 diagnostic without checking whether an lvalue.
2004 * c-common.h (lvalue_p): Remove.
2005 (enum lvalue_use): Update comment.
2006 (lvalue_or_else): Replace by lvalue_error.
2007 * c-typeck.c (lvalue_p): Make static.
2008 (lvalue_or_else): New. Call lvalue_error.
2010 2005-03-21 Alan Modra <amodra@bigpond.net.au>
2012 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
2013 (function_arg_advance): Use rs6000_parm_start.
2014 (function_arg, rs6000_arg_partial_bytes): Likewise.
2016 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2018 * c-common.c (check_case_value): Adjust comment about stripping
2020 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
2021 * c-typeck.c (default_conversion, convert_arguments,
2022 build_modify_expr, convert_for_assignment, store_init_value,
2023 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
2024 manually. Remove inaccurate comments.
2026 2005-03-20 Roger Sayle <roger@eyesopen.com>
2027 Joseph S. Myers <joseph@codesourcery.com>
2029 * varasm.c (do_assemble_alias): Restore comment describing function.
2030 Annotate the target parameter as potentially unused.
2032 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
2035 * config/avr/avr.c (avr_output_function_prologue): Do not use
2036 current_function_name() in a label, use a local label instead.
2038 2005-03-20 David Edelsohn <edelsohn@gnu.org>
2040 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
2041 flag_finite_math_only, not flag_unsafe_math_optimizations.
2043 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2045 * builtins.c (fold_builtin_1): Update a call to
2046 targetm.fold_builtin.
2047 * hooks.c (hook_tree_tree_bool_null): Rename to
2048 hook_tree_tree_tree_bool_null. Take one more argument of type
2050 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
2051 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
2052 hook_tree_tree_tree_bool_null.
2053 * target.h (gcc_target): Update the prototype of fold_builtin.
2054 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
2055 arguments of CALL_EXPR.
2056 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
2059 2005-03-20 Jan Hubicka <jh@suse.cz>
2061 * cgraph.h (cgraph_node): Add prev_clone pointer.
2062 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
2063 (cgraph_clone_node): Produce doubly linked chain.
2065 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2067 * c-common.c (handle_aligned_attribute, check_function_sentinel,
2068 get_nonnull_operand, handle_sentinel_attribute,
2069 check_function_arguments_recurse): Do not strip NOPS from
2071 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
2073 * c-format.c (get_constant): Likewise.
2074 * c-parser.c (c_parser_postfix_expression): Likewise.
2075 * c-typeck.c (set_init_index): Likewise.
2076 (convert_arguments): Don't check for NOP_EXPR containing integer
2079 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2081 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
2082 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
2083 Take decomposed arguments of CALL_EXPR.
2084 (fold_builtin_1): Update calls to the functions mentioned
2087 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2089 * c-decl.c (check_bitfield_type_and_width): Require bit-field
2090 width to have integer type.
2091 (build_enumerator): Require enumerator value to have integer type.
2093 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2095 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
2098 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2100 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
2101 std=iso9899:199x): Correct descriptions.
2103 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2105 * config.gcc: Consistently use solaris2.1[0-9]* instead of
2108 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
2110 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
2112 (expand_builtin_memcpy, fold_builtin_1): Update calls to
2113 fold_builtin_memcpy.
2115 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
2116 arguments of CALL_EXPR.
2117 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
2118 fold_builtin_found, fold_builtin_1): Update calls to
2119 fold_trunc_transparent_mathfn.
2121 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2124 * fold-const.c (fold_widened_comparison): Don't optimize casts of
2125 function pointers on targets that require function pointer
2127 (fold_sign_changed_comparison): Likewise.
2129 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
2131 * combine.c (try_combine): When changing the mode of a hard reg, make
2132 sure that doing so is valid.
2134 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
2136 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
2137 (TARGET_HANDLE_OPTION): Override default.
2138 (avr_handle_option): New function.
2139 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
2140 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
2141 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
2142 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
2143 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
2144 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
2145 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
2146 (TARGET_OPTIONS): Delete.
2147 * config/avr/avr.opt: New file.
2149 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2151 * config/m32r/m32r-protos.h: Remove the prototypes for
2152 call_address_operand, symbolic_operand, seth_add3_operand,
2153 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2154 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2155 two_insn_const_operand, move_src_operand,
2156 move_double_src_operand, move_dest_operand,
2157 eqne_comparison_operator, signed_comparison_operator,
2158 large_insn_p, conditional_move_operand, carry_compare_operand,
2159 m32r_block_immediate_operand, extend_operand,
2160 reg_or_eq_int16_operand, int8_operand, and
2161 reg_or_zero_operand.
2162 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2163 seth_add3_operand, int8_operand, cmp_int16_operand,
2164 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2165 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2166 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2167 move_double_src_operand, move_dest_operand,
2168 eqne_comparison_operator, signed_comparison_operator,
2169 extend_operand, small_insn_p, large_insn_p,
2170 conditional_move_operand, carry_compare_operand,
2171 m32r_block_immediate_operand): Move to predicates.md.
2172 (MAX_MOVE_BYTES): Move to m32r.h.
2173 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2174 * config/m32r/m32r.md: Include predicates.md.
2175 * config/m32r/predicates.md: New.
2177 2005-03-18 James E Wilson <wilson@specifixinc.com>
2180 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
2183 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2185 * config/mn10300/mn10300-protos.h: Remove the prototypes for
2186 call_address_operand, const_8bit_operand.
2187 * config/mn10300/mn10300.c (call_address_operand,
2188 const_8bit_operand, const_1f_operand): Move to predicates.md.
2189 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
2190 * config/mn10300/mn10300.md: Include predicates.md.
2191 * config/mn10300/predicates.md: New.
2193 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
2195 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
2196 declarations in diagnostics and %E for identifiers, not %s.
2198 2005-03-18 Jan Hubicka <jh@suse.cz>
2199 Dale Johannesen <dalej@apple.com>
2201 * basic-block.h (scale_bbs_frequencies_int,
2202 scale_bbs_frequencies_gcov_type): Declare.
2203 * cfg.c (RDIV): New macro.
2204 (update_bb_frequency_for_threading): Fix.
2205 * basic-block.h (scale_bbs_frequencies_int,
2206 scale_bbs_frequencies_gcov_type): New.
2207 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
2208 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
2209 scale_bbs_frequencies_int.
2210 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
2212 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2214 * config/m32r/m32r-protos.h: Remove the prototypes for
2215 call_address_operand, symbolic_operand, seth_add3_operand,
2216 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2217 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2218 two_insn_const_operand, move_src_operand,
2219 move_double_src_operand, move_dest_operand,
2220 eqne_comparison_operator, signed_comparison_operator,
2221 large_insn_p, conditional_move_operand, carry_compare_operand,
2222 m32r_block_immediate_operand, extend_operand,
2223 reg_or_eq_int16_operand, int8_operand, and
2224 reg_or_zero_operand.
2225 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2226 seth_add3_operand, int8_operand, cmp_int16_operand,
2227 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2228 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2229 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2230 move_double_src_operand, move_dest_operand,
2231 eqne_comparison_operator, signed_comparison_operator,
2232 extend_operand, small_insn_p, large_insn_p,
2233 conditional_move_operand, carry_compare_operand,
2234 m32r_block_immediate_operand): Move to predicates.md.
2235 (MAX_MOVE_BYTES): Move to m32r.h.
2236 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2237 * config/m32r/m32r.md: Include predicates.md.
2238 * config/m32r/predicates.md: New.
2240 * config/pa/pa-protos.h: Add prototypes for magic_milli and
2242 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
2243 symbolic_operand, symbolic_memory_operand,
2244 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
2245 indexed_memory_operand, move_dest_operand, move_src_operand,
2246 prefetch_cc_operand, prefetch_nocc_operand,
2247 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
2248 arith_operand, arith11_operand, pre_cint_operand,
2249 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
2250 ireg_operand, int5_operand, uint5_operand, int11_operand,
2251 uint32_operand, arith5_operand, and_operand, ior_operand,
2252 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
2253 pc_or_label_operand, div_operand, plus_xor_ior_operator,
2254 shadd_operand, movb_comparison_operator,
2255 cmpib_comparison_operator): Move to predicates.md.
2256 (magic_milli, shadd_constant_p): Make it extern.
2257 * config/pa/pa.h (PREDICATE_CODES): Remove.
2258 * config/pa/pa.md: Include predicates.md.
2259 * config/pa/predicates.md: New.
2261 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
2264 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2266 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
2267 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
2268 config/alpha/freebsd.h, config/alpha/linux.h,
2269 config/alpha/netbsd.h, config/alpha/osf5.h,
2270 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
2271 config/h8300/h8300-protos.h, config/h8300/h8300.c,
2272 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
2273 doc/cppopts.texi: Update copyright.
2275 2005-03-18 Jan Hubicka <jh@suse.cz>
2278 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
2280 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
2283 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2285 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
2288 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
2290 * combine.c (gen_binary): Remove.
2291 (known_cond, simplify_shift_const, find_split_point,
2292 combine_simplify_rtx, simplify_if_then_else, simplify_set,
2293 simplify_logical, expand_field_assignment, extract_left_shift,
2294 force_to_mode, if_then_else_cond, apply_distributive_law,
2295 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
2296 simplify_comparison, reversed_comparison): Replace with
2297 simplify_gen_binary, simplify_gen_relational or
2298 distribute_and_simplify_rtx.
2299 (distribute_and_simplify_rtx): New function.
2301 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
2302 Paolo Bonzini <gcc.gnu.org>
2304 * calls.c (setjmp_call_p, special_function_p): Update comments
2305 at the head of the functions.
2307 2005-03-18 Jan Hubicka <jh@suse.cz>
2309 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
2311 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
2312 function body should be released; do not proactively release function
2313 bodies in non-unit-at-a-time mode.
2315 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
2317 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
2318 mno-fp-ret-in-387 multilib variants.
2320 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
2322 * common.opt (m): Remove.
2323 * opts.c (handle_option): Pass 'm' options to set_target_switch if
2325 (common_handle_option): Remove OPT_m case.
2327 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2329 * builtins.c (fold_builtin_bitop): Take decomposed arguments
2331 (fold_builtin_1): Update a call to fold_builtin_bitop.
2333 * builtins.c (fold_builtin_signbit): Take decomposed arguments
2335 (fold_builtin_1): Update a call to fold_builtin_signbit.
2337 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
2339 PR tree-optimization/20474
2340 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
2341 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
2343 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2345 * config/h8300/h8300-protos.h: Remove prototypes for
2346 general_operand_src, general_operand_dst, single_one_operand,
2347 single_zero_operand, call_insn_operand,
2348 two_insn_adds_subs_operand, small_call_insn_operand,
2349 jump_address_operand, bit_operand, bit_memory_operand,
2350 stack_pointer_operand, const_int_gt_2_operand,
2351 const_int_ge_8_operand, const_int_qi_operand,
2352 const_int_hi_operand, incdec_operand, bit_operator,
2353 nshift_operator, eqne_operator, gtle_operator,
2354 gtuleu_operator, iorxor_operator.
2355 Add prototypes for h8sx_shift_type h8sx_classify_shift and
2356 h8300_ldm_stm_parallel.
2357 * config/h8300/h8300.c (h8sx_shift_type,): Move to
2359 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
2360 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
2361 (h8300_ldm_stm_parallel): Make it extern.
2362 (h8300_ldm_parallel, h8300_stm_parallel,
2363 h8300_return_parallel, general_operand_src,
2364 general_operand_dst, h8300_dst_operand, h8300_src_operand,
2365 nibble_operand, reg_or_nibble_operand, single_one_operand,
2366 single_zero_operand, call_insn_operand,
2367 two_insn_adds_subs_operand, small_call_insn_operand,
2368 jump_address_operand, bit_operand, bit_memory_operand,
2369 stack_pointer_operand, const_int_gt_2_operand,
2370 const_int_ge_8_operand, const_int_qi_operand,
2371 const_int_hi_operand, incdec_operand, eqne_operator,
2372 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
2373 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
2374 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
2375 nshift_operator): Move to predicates.md.
2376 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
2377 * config/h8300/h8300.md: Include predicates.md.
2378 * config/h8300/predicates.md: New.
2380 2005-03-17 Richard Henderson <rth@redhat.com>
2382 * config.gcc (ia64*-*-hpux*): Add extra_options.
2383 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
2384 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2385 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
2386 (ia64_tls_size_string, ia64_tune_string): Remove.
2387 (ia64_tune): Init to PROCESSOR_ITANIUM2.
2388 (TARGET_DEFAULT_TARGET_FLAGS): New.
2389 (TARGET_HANDLE_OPTION): New.
2390 (ia64_override_options): Move options parsing ...
2391 (ia64_handle_option): ... here. New.
2392 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
2393 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
2394 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
2395 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
2396 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
2397 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
2398 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
2399 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
2400 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
2401 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
2402 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
2403 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
2404 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
2405 TARGET_EARLY_STOP_BITS): Remove.
2406 (TARGET_ILP32): Default false.
2407 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
2408 (enum ia64_inline_type): New.
2409 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2410 * config/ia64/ia64.md: Update for new definitions of
2411 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
2412 * config/ia64/ia64.opt: New file.
2413 * config/ia64/ilp32.opt: New file.
2415 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
2418 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
2420 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2422 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
2423 instead of MASK_H8300S.
2424 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
2425 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
2426 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
2427 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
2428 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
2429 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
2430 TARGET_SWITCHES): Remove.
2431 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
2433 * config/h8300/h8300.opt: New.
2435 * config/alpha/alpha.opt, config/arc/arc.opt,
2436 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
2439 2005-03-17 Ian Lance Taylor <ian@airs.com>
2443 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
2445 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
2446 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
2447 (TARGET_HANDLE_OPTION): Override default.
2448 (arc_handle_option): New function.
2449 (arc_init): Remove code to set arch_cpu_string.
2450 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
2451 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
2452 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
2453 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
2454 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
2455 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
2456 (arc_rodata_string, TARGET_OPTIONS): Delete.
2457 * config/arc/arc.opt: New file.
2459 2005-03-17 Richard Henderson <rth@redhat.com>
2461 * doc/extend.texi (Weak Pragmas): New section.
2462 (attribute alias): Clarify that target must be in the same
2465 2005-03-17 Richard Henderson <rth@redhat.com>
2467 * config/alpha/alpha.opt: New file.
2468 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
2470 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
2471 alpha_fprm_string, alpha_fptm_string): Make static.
2472 (alpha_tls_size_string): Remove.
2473 (alpha_handle_option): New.
2474 (override_options): Update for alpha_cpu/alpha_tune split.
2475 (alpha_file_start): Likewise.
2476 (TARGET_DEFAULT_TARGET_FLAGS): New.
2477 (TARGET_HANDLE_OPTION): New.
2478 * config/alpha/alpha.h (alpha_tune): Declare.
2479 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
2480 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
2481 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
2482 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
2483 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
2484 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
2485 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
2486 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
2487 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
2488 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
2489 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
2490 (TARGET_DEFAULT): Remove MASK_FP.
2491 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
2492 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
2493 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
2494 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
2495 alpha_tls_size_string): Remove.
2496 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
2497 (attribute tune): Rename from attribute cpu.
2498 * config/alpha/ev4.md: Update to match.
2499 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
2500 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
2501 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
2502 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
2503 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
2504 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
2506 2005-03-16 James E. Wilson <wilson@specifixinc.com>
2508 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
2509 and return without creating new state if before_nops_num is nonzero.
2510 * config/ia64/ia64.md (first_insn): New attribute.
2511 (alloc): Set it to yes.
2513 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2515 * tree-vectorizer.c (new_vec_stmt_info): Initialize
2516 STMT_VINFO_SUBVARS to NULL.
2517 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
2519 2005-03-16 Dale Johannesen <dalej@apple.com>
2521 * rtlanal.c (find_first_parameter_load): Rewrite to
2522 return actual first param load or the call if none,
2523 instead of first in block, when not all loads exist.
2525 2005-03-16 Roger Sayle <roger@eyesopen.com>
2527 * optabs.c (expand_copysign_absneg): Make static.
2528 * optabs.h (expand_copysign_absneg): Delete prototype.
2529 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
2531 2005-03-16 Richard Henderson <rth@redhat.com>
2534 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
2535 (alias_pairs): Rename from output_defs.
2536 (find_decl_and_mark_needed): Split out from assemble_alias.
2537 (do_assemble_alias): New.
2538 (assemble_output_def): Remove.
2539 (finish_aliases_1, finish_aliases_2): New.
2540 (process_pending_assemble_output_defs): Remove.
2541 (assemble_alias): Defer aliases for which we don't yet have a
2542 non-external decl for the target symbol.
2543 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
2544 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
2545 * toplev.c (compile_file): Use finish_aliases_2 instead of
2546 process_pending_assemble_output_defs.
2547 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
2548 (process_pending_assemble_output_defs): Remove.
2550 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2552 Fix PR tree-optimization/20489
2554 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
2555 for empty structures.
2557 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2559 Fix PR tree-optimization/20490
2561 * tree-ssa-pre.c (create_expression_by_pieces): Use
2562 force_gimple_operand on result of fold.
2564 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
2566 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
2567 of closing parenthesis.
2569 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
2571 * builtins.c (expand_movstr): Update a call to
2572 fold_builtin_strcpy.
2573 (expand_builtin_strncpy): Update a call to
2574 fold_builtin_strncpy.
2575 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
2576 arguments of CALL_EXPR.
2577 (fold_builtin_1): Update calls to fold_builtin_strcpy and
2578 fold_builtin_strncpy.
2579 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
2580 * tree.h: Update the prototypes of fold_builtin_strcpy and
2581 fold_builtin_strncpy.
2583 2005-03-16 Steven Bosscher <stevenb@suse.de>
2584 Dorit Naishlos <dorit@il.ibm.com>
2586 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
2587 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
2590 2005-03-16 Steven Bosscher <stevenb@suse.de>
2592 * tree-inline.c (walk_type_fields, walk_tree,
2593 walk_tree_without_duplicates): Move from here...
2594 * tree.c: ...to here.
2596 2005-03-15 Zack Weinberg <zack@codesourcery.com>
2598 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
2599 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
2600 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
2601 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
2602 (version): Define using $(BASEVER_c).
2603 (Makefile, config.status, build/gcov-iov.o): No longer depends on
2605 (version.o): Depend on version files; add custom generation command.
2606 (prefix.o): Define BASEVER on command line.
2607 (s-iov): Depend on version files; adjust command.
2608 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
2610 (gcc-vers.texi): New rule.
2611 (doc/%.info, doc/%.dvi): Add -I . to command line.
2612 (doc/gccinstall.dvi): Likewise.
2613 (PACKAGE): Delete. All uses replaced with "gcc".
2614 * aclocal.m4: Do not include gcc-version.m4.
2615 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
2616 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
2617 Set is_release based on contents of DEV-PHASE.
2618 Set gcc_version based on contents of BASE-VER.
2619 Define WIN32_REGISTRY_KEY only if the user overrode the default.
2620 * config.in, configure: Regenerate.
2621 * gccbug.in: Determine version of GCC in use at runtime.
2622 * gcov-iov.c: Get version number and development phase from
2623 command line, not by including version.c.
2624 * intl.c: Replace all uses of PACKAGE with "gcc".
2625 * libada-mk.in: Delete unused "gcc_version" variable.
2626 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
2627 * version.c: (VERSUFFIX): New hook for redistributors; adjust
2628 commentary to match.
2629 (version_string): Put together from pieces.
2630 * config/alpha/x-vms: Do not use $(gcc_version).
2631 * config/i386/t-nwld: Likewise.
2632 * doc/include/gcc-common.texi: Include gcc-vers.texi for
2633 version-GCC and DEVELOPMENT.
2635 2005-03-15 Roger Sayle <roger@eyesopen.com>
2637 PR tree-optimization/17454
2638 * tree.c (tree_size): Add case for TREE_BINFO.
2639 * fold-const.c (fold_checksum_tree): Only clear the overloaded
2640 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
2642 2005-03-15 Roger Sayle <roger@eyesopen.com>
2644 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
2645 op1 whilst expanding the signed widenening multiply variant.
2647 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
2649 * toplev.c (display_target_options): Avoid unused variable warning if
2650 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
2651 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
2652 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
2653 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
2654 (mips_isa_info): New variable.
2655 (mips_parse_cpu): Remove the first argument and leave the caller
2657 (TARGET_HANDLE_OPTION): Override default.
2658 (mips_handle_option): New function. Move option validation code from...
2659 (override_options): ...here. Update calls to mips_parse_cpu.
2660 * config/mips/mips.h (mips_arch_string, mips_tune_string)
2661 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
2662 (SUBTARGET_TARGET_OPTIONS): Delete.
2663 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
2664 (mno-flush-func, mtune=): New options.
2666 2005-03-15 Roger Sayle <roger@eyesopen.com>
2667 Richard Henderson <rth@redhat.com>
2669 * real.c (c4x_single_format, c4x_extended_format): Provide values
2670 for signbit_ro for c4x's single and extended floating point formats.
2671 * optabs.c (expand_copysign): Use the floating point format's
2672 signbit_ro for expanding via expand_copysign_absneg, and it's
2673 signbit_rw field for expanding via expand_copysign_bit.
2675 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
2677 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
2678 known_alignment_for_access_p.
2679 (known_alignment_for_access_p): New.
2680 (do_peeling_for_alignment): Field made int instead of bool and renamed
2681 to peeling_for_alignment.
2682 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
2683 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
2684 functionality used to be in vect_analyze_operations.
2685 (vect_analyze_operations): Code to determine vectorization factor was
2686 moved to vect_determine_vectorization_factor.
2687 (vect_enhance_data_refs_alignment): Update to correct alignment when it
2688 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
2690 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
2691 be part of vect_analyze_operations).
2692 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
2693 creating the guard condition, as the number of iterations may be
2695 (slpeel_tree_peel_loop_to_edge): Use new name of
2696 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
2697 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
2698 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
2699 (vect_do_peeling_for_alignment): Use fold.
2700 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
2702 (vect_update_inits_of_dr): Renamed to
2703 vect_update_init_of_dr.
2704 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
2705 (vectorizable_store): Fix assertion to use == instead of =.
2707 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
2709 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
2710 call_used_regs for wCG registers.
2712 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
2714 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
2715 for non-offsettable memory references to cope with outstanding reload
2716 replacements, take 2.
2718 2005-03-15 Uros Bizjak <uros@kss-loka.si>
2721 * config/i386/i386.h (x86_fisttp): New.
2722 (TARGET_FISTTP): New macro.
2723 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
2724 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
2725 instruction when fisttp flag is set.
2726 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
2728 * config/i386/i386.md (type attribute): Add fisttp.
2729 (unit attribute): Set to i387 for fisttp type.
2730 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
2731 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
2733 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
2734 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
2736 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
2737 patterns for TARGET_FISTTP. Enable patterns for
2738 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
2739 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
2740 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
2741 implement fisttp x87 insn.
2742 (fix_trunc*_i387_fisttp splitters): New patterns.
2743 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
2744 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
2745 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
2747 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
2748 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
2749 Implement using mode macros. Disable patterns for TARGET_FISTTP.
2750 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
2751 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
2752 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
2753 Disable patterns for TARGET_FISTTP.
2754 (fix_trunc*_i387 splitters): Implement usign mode macros.
2755 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
2756 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
2757 (fix_trunx*_sse peephole2s): Implement using mode macros.
2759 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
2761 PR rtl-optimization/20291
2762 * combine.c (try_combine): If splitting fails, re-try with
2763 original combined pattern, i.e. before clobber stripping.
2765 2005-03-14 Eric Christopher <echristo@redhat.com>
2767 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
2768 STACK_GROWS_DOWNWARD.
2770 2005-03-14 Roger Sayle <roger@eyesopen.com>
2772 * real.h (struct real_format): Split the signbit field into two
2773 two fields, signbit_ro and signbit_rw.
2774 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
2775 mips_double_format, ieee_extended_motorola_format,
2776 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
2777 ieee_extended_intel_128_format, ibm_extended_format,
2778 mips_extended_format, ieee_quad_format, mips_quad_format,
2779 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
2780 i370_double_format, c4x_single_format, c4x_extended_format,
2781 real_internal_format): Update initializers for new field.
2782 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
2783 real_format structure.
2784 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
2785 field of the real_format structure.
2787 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
2789 Fix PR tree-optimization/20458
2791 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
2792 DECL_EXTERNAL on STRUCT_FIELD tags.
2793 (clear_call_clobbered): Ditto.
2794 * tree-ssa-operands.c (note_addressable): Make sure the original
2795 variable doesn't slip into the addressable list if we have
2797 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
2800 2005-03-14 Geoffrey Keating <geoffk@apple.com>
2802 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
2803 (-fwide-exec-charset): Likewise.
2804 (-finput-charset): Likewise.
2805 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
2806 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
2807 * c.opt (Wnormalized): New.
2809 2005-03-14 Devang Patel <dpatel@apple.com>
2811 * doc/invoke.texi: Add reference to Visibility document.
2813 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
2815 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
2816 MASK_SPLIT_ADDRESSES.
2817 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
2818 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
2819 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
2820 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
2821 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
2822 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
2823 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
2824 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
2825 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
2826 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
2827 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
2828 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
2829 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
2830 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
2831 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
2832 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
2833 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
2834 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
2835 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
2836 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
2837 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
2838 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
2839 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
2840 (TARGET_EXPLICIT_RELOCS): Delete.
2841 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
2842 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
2843 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
2844 (override_options): Set MASK_LONG64 if -mint64 is given and no
2845 -mlongXX option is. Complain about -mint64 -mlong32.
2846 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
2847 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
2848 * config/mips/mips.opt: New file.
2850 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
2852 * config.gcc (extra_options): New variable for listing option files.
2853 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
2854 * configure.ac (extra_opt_files): New AC_SUBST variable.
2855 (tm_file_list, tm_include_list): Include options.h first.
2856 * configure: Regenerate.
2857 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
2858 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
2859 (s-options-h): New rule.
2860 (options.h): Depend on it.
2861 (TEXI_GCCINT_FILES): Add options.texi.
2862 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
2863 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
2864 * target.h (gcc_target): Add default_target_flags and handle_option.
2865 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
2866 (TARGET_HANDLE_OPTION): New macros.
2867 (TARGET_INITIALIZER): Include them.
2868 * opt-functions.awk (opt_args, nth_arg): New functions.
2869 (switch_flags): Handle the "Target" flag.
2871 (var_name): Use opt_args and nth_arg.
2872 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
2873 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
2874 macros for the "Mask" and "InverseMask" options.
2875 * opts.h (cl_var_cond): New enum.
2876 (cl_option): Replace the "has_set_value" and "set_value" fields with
2877 "var_cond" and "var_value".
2878 (CL_TARGET): New macro.
2879 (option_enabled, print_filtered_help): Declare.
2880 (decode_options): Move definition.
2881 * opts.c (handle_option): Search for the original option before
2882 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
2883 var_cond and var_value fields. Use targetm.handle_option to handle
2885 (decode_options): Set target_flags to targetm.default_target_flags.
2886 (print_filtered_help): Make global. Handle CL_TARGET.
2887 (option_enabled): New function.
2888 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
2889 (display_target_options, set_target_switch, print_switch_values)
2890 (default_pch_valid_p): Guard uses of target_switches with
2891 #ifdef TARGET_SWITCHES. Also...
2892 (display_target_options): Display the CL_TARGET entries in cl_options.
2893 (set_target_option): Don't complain about the "" option when
2894 TARGET_SWITCHES is undefined.
2895 (print_switch_values): Use option_enabled.
2896 (default_pch_valid_p): Check cl_options[] when looking for something
2897 that has changed the value of target_flags.
2898 * c.opt: Remove documentation from top of file.
2899 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
2900 * doc/sourecebuild.texi: Refer to the new options documentation
2901 instead of c.opt. Document machine-specific .opt files.
2902 * doc/tm.texi (target_flags): Say that this variable is declared
2904 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
2905 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
2907 * doc/options.texi: New file.
2909 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
2912 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
2915 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
2918 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
2919 temporary variable of pointer type if an lvalues is required.
2920 (gimplify_modify_expr_rhs): Request an rvalue from it.
2921 (gimplify_expr): Pass fallback on.
2923 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2925 * cfgbuild.c: Update comments.
2927 2005-03-14 Roger Sayle <roger@eyesopen.com>
2929 PR rtl-optimization/17236
2930 * optabs.c (expand_doubleword_mult): New helper function split out
2931 from expand_binop. Permute the order in which instructions are
2932 emitted to minimize the number of simultaneously live registers.
2933 (expand_binop): Call expand_doubleword_mult to synthesize a double
2934 word multiplication.
2936 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2938 * basic-block.h: Update the prototypes of cached_make_edge and
2940 * cfg.c (cached_make_edge): Take edge_cache representing one
2941 row of the adjacency matrix of edges.
2942 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
2943 (make_edges): Initialize edge_cache to represent one row of
2944 the adjacency matrix of edges.
2946 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2948 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
2950 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
2951 Remove unused removed_phis variable.
2952 (conditional_replacement): Use build1/build2.
2953 (abs_replacement): Use last_and_only_stmt and build1/build2.
2955 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2957 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
2958 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
2959 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
2960 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
2961 * c-common.c (handle_novops_attribute): New function.
2962 (c_common_attribute_table): Add "no vops" entry.
2963 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
2964 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
2965 * tree-ssa-operands.c (get_call_expr_operands): Do not
2966 create virtual operands for calls with ECF_NOVOPS flag.
2967 * tree.h (DECL_IS_NOVOPS): New macro.
2968 (struct tree_decl): Add novops_flag.
2969 (ECF_NOVOPS): New constant.
2971 2005-03-14 Uros Bizjak <uros@kss-loka.si>
2974 * config/i386/i386.c (x86_use_himode_fiop): New.
2975 (x86_use_simode_fiop): Rename from x86_use_fiop.
2976 * config/i386/i386.h (x86_use_himode_fiop): Declare.
2977 (TARGET_USE_HIMODE_FIOP): New.
2978 (x86_use_simode_fiop): Rename from x86_use_fiop.
2979 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
2981 * config/i386/i386.md (X87MODEI12): New mode macro define.
2982 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
2983 to implement x87 FP compare with HImode input operands.
2984 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
2985 Use X87MODEI12 mode macro to handle HImode input operands.
2986 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
2987 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
2988 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
2989 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
2990 macro to implement x87 operators with HImode input operands.
2991 (fop splitters): Use X87MODEI12 mode macro to handle HImode
2994 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2996 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
2998 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
2999 constants invariant.
3001 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3003 * basic-block.h (BB_VISITED): Removed.
3004 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
3006 2005-03-14 Falk Hueffner <falk@debian.org>
3009 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
3011 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3013 * ggc-zone.c: Fix comment typos.
3015 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
3016 stringpool.c, config/mips/mips-protos.h: Update copyright.
3018 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3020 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
3021 throughout with its typedef, "rtx".
3022 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
3023 (rs6000_tls_symbol_ref_1): Remove inline keyword.
3024 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
3025 regs in comment to match code.
3027 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3029 * except.c (check_handled): Make it static.
3030 * except.h: Remove the corresponding prototype.
3032 * function.c (get_func_frame_size): Make it static.
3033 * function.h: Remove the corresponding type.
3035 * regclass.c (reg_class_superclasses, reg_class_subclasses):
3037 * hard-reg-set.h: Remove the corresponding declarations.
3039 * tree-cfg.c (verify_stmts): Check that
3040 bb_for_stmt (stmt) == bb for every PHI node and statement.
3042 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3044 * config.gcc: Remove excess indentation.
3045 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
3047 2005-03-13 Roger Sayle <roger@eyesopen.com>
3050 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
3051 * fold-const.c (fold_sign_changed_comparison): Likewise.
3052 (fold_binary): Optimize comparisons against widened operands if
3053 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
3055 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3057 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
3058 (sparc_override_options): Initialize it.
3059 (sparc_struct_value_rtx): Set it on the MEM to be returned.
3061 2005-03-13 David Edelsohn <edelsohn@gnu.org>
3063 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
3064 (reg_or_none500mem_operand): New predicate.
3065 (zero_reg_mem_operand): New predicate.
3066 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
3067 to reg_or_none500mem_operand.
3068 (extendsfdf2_fpr): Add MEM alternative.
3069 (extenddftf2_internal): Change operand2 predicate to
3070 zero_reg_mem_operand.
3072 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3074 * ggc-zone.c: Rewritten.
3076 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
3078 * configure.ac: Define GGC_ZONE for --with-gc=zone.
3079 * config.in: Regenerated.
3080 * configure: Regenerated.
3081 * gengtype.c (write_types_process_field, write_func_for_structure):
3082 Pass new argument to gt_pch_note_object.
3083 * ggc-common.c (struct ptr_data): Add TYPE.
3084 (gt_pch_note_object): Take TYPE argument and save it.
3085 (call_count): Update call to ggc_pch_count_object.
3086 (call_alloc): Update call to ggc_pch_alloc_object.
3087 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
3089 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
3090 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
3091 (ggc_alloc_zone_stat): Delete.
3092 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
3093 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
3094 (ggc_pch_alloc_object): Update prototypes.
3095 (garbage_zone): Delete.
3096 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
3097 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
3099 (tree_id_zone): New variable.
3100 (ggc_alloc_cleared_zone): Remove unused.
3101 (ggc_alloc_zone): Define.
3102 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
3103 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
3104 ggc_alloc_zone_stat.
3105 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
3106 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
3107 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
3108 (make_node_stat): Likewise. Use tree_id_zone.
3110 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3111 Joseph S. Myers <joseph@codesourcery.com>
3113 * configure.ac: Check for MIPS TLS.
3114 * configure: Regenerated.
3115 * config/mips/mips-protos.h (enum mips_symbol_type): Add
3116 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
3117 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
3118 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
3119 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
3120 (mips_classify_symbol, mips_symbolic_constant_p)
3121 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
3122 (mips_tls_operand_p, mips_call_tls_get_addr)
3123 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
3124 (mips_tls_symbol_ref_1): New functions.
3125 (mips_legitimize_address, mips_legitimize_const_move): Call
3126 mips_legitimize_tls_address.
3127 (override_options): Handle V1_REG and TLS symbols. Disable TLS
3129 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
3130 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
3131 (mips_char_to_class): Document V1_REG.
3132 (HAVE_AS_TLS): Provide default.
3133 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
3135 (load_got<mode>): Renamed from *load_got<mode>. Allow when
3137 (tls_get_tp_<mode>): New instruction.
3139 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3141 * configure.ac: Update checks for target tools.
3142 * configure: Regenerated.
3144 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3146 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
3148 2005-03-13 Roger Sayle <roger@eyesopen.com>
3150 * expmed.c (expand_mult): Use synthetic multiplication sequences for
3151 more classes of DImode multiplication by constant. Allow both
3152 multiplication by small negative constants (by performing a
3153 multiplication by a positive constant and negating the result) and
3154 multiplications by large powers of two, by using a left shift.
3156 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3158 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
3159 of basic blocks into work_stack.
3161 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
3162 config/mips/vr.h: Update copyright.
3164 * c-decl.c (c_init_decl_processing): Remove useless calls to
3165 build_function_type.
3167 * builtins.c (fold_trunc_transparent_mathfn,
3168 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
3169 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
3170 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
3171 fold_builtin_strcpy, fold_builtin_strncpy,
3172 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
3175 * builtins.c (expand_builtin_mathfn_3): Remove local variable
3178 * lambda-code.c (lambda_compute_auxillary_space): Remove local
3179 variable determinant.
3181 * tree-cfg.c (group_case_labels): Remove local variable type.
3183 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
3186 * tree-ssa-phiopt.c (value_replacement): Remove local variable
3189 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
3192 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
3193 (*movmemqi_insn): Delete.
3194 (*movmemhi): Delete.
3196 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3198 * builtins.c (fold_builtin_classify): Take decomposed
3199 arguments of CALL_EXPR.
3200 (fold_builtin_1): Update a call to fold_builtin_classify.
3202 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
3205 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
3206 through into call to parser_xref_tag after parse error.
3207 (c_parser_struct_declaration): Consistently return NULL_TREE on
3210 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
3212 * tree-flow-inline.h (ref_contains_array_ref): New function.
3213 (lookup_subvars_for_var): Ditto.
3214 (get_subvars_for_var): Ditto.
3215 (var_can_have_subvars): Ditto.
3217 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
3218 (struct subvar): New type.
3220 * tree-dfa.c (okay_component_ref_for_subvars): New function.
3222 * tree-optimize.c (init_tree_optimization_passes): Call
3223 pass_create_structure_vars.
3225 * tree-ssa-alias.c: Include vec.h.
3226 (init_alias_info): Don't auto-clear call clobbered on struct-field
3228 (compute_flow_insensitive_aliasing): Handle subvars.
3229 (group_aliases): Handle STRUCT_FIELD aliases.
3230 (setup_pointers_and_addressables): Ditto.
3231 Don't mark variables non-addressable if they still have
3232 addressable subvars.
3233 Also mark subvars addressable when the real variable is marked
3235 (add_pointed_to_var): Try to prune the pointed-to set by only
3236 pointing to subvars when possible.
3237 Otherwise, make sure we set addresses_needed and pt_vars to
3238 properly include subvars.
3239 (bitpos_of_field): New function.
3240 (push_fields_onto_fieldstack): Ditto.
3241 (get_or_create_used_part_for): Ditto.
3242 (create_overlap_variables_for): Ditto.
3243 (find_used_portions): Ditto.
3244 (create_structure_vars): Ditto.
3245 (pass_create_structure_vars): New structure.
3247 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
3248 (get_expr_operands): Handle subvars. Also try to turn
3249 COMPONENT_REF accesses into must-defs now that we can accurately
3251 (note_addressable): Try to only mark as addressable those subvars
3252 we know a COMPONENT_REF touches.
3253 (overlap_subvar): New function.
3255 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
3256 Handle subvar storing.
3257 (vect_address_analysis): Update caller of vect_object_analysis.
3259 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
3261 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
3262 (STMT_VINFO_SUBVARS): New macro.
3264 * common.opts: add flag_tree_salias.
3266 * opts.c (decode_options): flag_tree_salias defaults to on.
3268 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
3270 * doc/tree-ssa.texi: Document structural alias analysis.
3272 2005-03-12 Steven Bosscher <stevenb@suse.de>
3274 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
3275 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
3276 * tree-ssa-operands.c (get_expr_operands): Likewise.
3277 (get_expr_operands): Likewise for ERROR_MARK.
3279 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3281 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
3284 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
3287 * tree-ssa-pre.c (compute_avail): Remove local variable val.
3288 (mark_operand_necessary): Remove local variable ver.
3290 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
3291 variable prefix_len.
3293 * value-prof.c (mod_subtract_transform): Remove local variable
3296 * builtins.c (fold_builtin_exponent): Take decomposed
3297 arguments of CALL_EXPR.
3298 (fold_builtin_1): Update a call to fold_builtin_exponent.
3300 * builtins.c (fold_builtin_logarithm): Take decomposed
3301 arguments of CALL_EXPR.
3302 (fold_builtin_1): Update a call to fold_builtin_logarithm.
3304 * c-decl.c (c_init_decl_processing): Remove local variables
3305 ptr_ftype_void and ptr_ftype_ptr.
3307 * gimplify.c (gimplify_expr): Remove local variables r0 and
3310 * reg-stack.c (move_for_stack_reg): Remove local variable
3312 (compare_for_stack_reg): Remove local variable flags_user.
3313 (convert_regs_1): Remove local variable deleted.
3315 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
3317 (combine_blocks): Remove local variables exits and new_e.
3319 * tree-inline.c (expand_call_inline): Remove local variable
3322 * tree-ssa-live.c (create_ssa_var_map,
3323 calculate_live_on_entry): Remove local variable snn.
3325 2005-03-12 Geoffrey Keating <geoffk@apple.com>
3327 * c-lex.c (c_lex_with_flags): Add parameter to call to
3330 2005-03-11 Per Bothner <per@bothner.com>
3332 * c-tree.h (struct c_declarator): New id_loc field.
3333 * c-pragma.h (c_lex_with_flags): Take position reference.
3334 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
3335 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
3336 (c_lex): Pass dummy location to c_lex_with_flags.
3337 * c-parser.c (c_lex_one_token): Set c_token's location using
3338 c_lex_with_flags, instead of input_location, which might be "ahead".
3339 (c_parser_direct_declarator): Set declarator's id_loc from
3341 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
3342 declarator's id_loc, rather than probably-imprecise input_location.
3343 (build_id_declarator): Initialize c_declarator's id_loc field.
3345 2005-03-11 Roger Sayle <roger@eyesopen.com>
3348 * builtins.c (expand_builtin_signbit): Force the signbit's word
3349 into an integer register to avoid SUBREGs of floating point modes.
3351 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3353 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
3354 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
3355 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
3356 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
3358 2005-03-11 David Edelsohn <edelsohn@gnu.org>
3360 PR rtl-optimization/20306
3361 * expr.c (emit_move_complex): Set try_int false if mode is
3362 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
3363 emit_block_move if try_int is true.
3365 2005-03-11 Richard Henderson <rth@redhat.com>
3368 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
3369 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
3372 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3374 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
3375 (TARGET_FIX_VR4130): New macro.
3376 (TARGET_OPTIONS): Add -mfix-vr4130.
3377 (ISA_HAS_MACCHI): New macro.
3378 (ASM_SPEC): Add -mfix-vr4130.
3379 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
3380 (override_options): Handle mips_fix_vr4130_string.
3381 (mips_avoid_hazards): Clear all_noreorder_p
3382 if we're working around VR4130 errata and the macc alternatives
3384 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
3385 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
3386 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
3387 (MULTILIB_DEFAULTS): Remove leading "march=".
3388 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
3389 if no architecture option is given.
3390 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
3392 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
3393 * doc/invoke.texi: Document -mfix-vr4130.
3395 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3397 * config/mips/mips.c (override_options): Only warn about -mint64
3398 deprecation if TARGET_INT64.
3400 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3402 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
3403 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
3404 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
3405 are non-specific regarding the nonnull parameter positions.
3406 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
3407 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
3408 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
3409 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
3411 * builtins.def: Use the non-specific "nonnull" attibute lists.
3413 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3415 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3416 single_pred_edge, single_succ, single_pred): Improve comments.
3418 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3420 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3421 single_pred_edge, single_succ, single_pred): New inline functions.
3422 * bb-reorder.c (rotate_loop, find_traces_1_round,
3423 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
3424 duplicate_computed_gotos): Use the single_succ/pred functions.
3425 * cfganal.c (forwarder_block_p): Ditto.
3426 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
3427 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
3428 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
3429 merge_seq_blocks): Ditto.
3430 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
3431 * cfglayout.c (fixup_reorder_chain): Ditto.
3432 * cfgloop.c (mark_single_exit_loops, update_latch_info,
3433 canonicalize_loop_headers, verify_loop_structure): Ditto.
3434 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
3435 mfb_update_loops, create_preheader, force_single_succ_latches,
3436 create_loop_notes): Ditto.
3437 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
3438 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
3439 commit_one_edge_insertion, purge_dead_edges,
3440 cfg_layout_can_merge_blocks_p): Ditto.
3441 * except.c (sjlj_emit_function_enter): Ditto.
3442 * flow.c (init_propagate_block_info): Ditto.
3443 * function.c (thread_prologue_and_epilogue_insns): Ditto.
3444 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
3445 insert_insn_end_bb): Ditto.
3446 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
3447 find_if_case_2): Ditto.
3448 * lambda-code.c (perfect_nestify): Ditto.
3449 * lcm.c (optimize_mode_switching): Ditto.
3450 * loop-doloop.c (doloop_modify): Ditto.
3451 * loop-init.c (loop_optimizer_init): Ditto.
3452 * loop-iv.c (simplify_using_initial_values): Ditto.
3453 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
3454 * loop-unswitch.c (unswitch_loop): Ditto.
3455 * modulo-sched.c (generate_prolog_epilog): Ditto.
3456 * predict.c (combine_predictions_for_insn, estimate_probability,
3457 tree_estimate_probability, last_basic_block_p,
3458 estimate_bb_frequencies): Ditto.
3459 * profile.c (branch_prob): Ditto.
3460 * regrename.c (copyprop_hardreg_forward): Ditto.
3461 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
3462 * tracer.c (layout_superblocks): Ditto.
3463 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
3464 cfg_remove_useless_stmts_bb, cleanup_control_flow,
3465 cleanup_control_expr_graph, disband_implicit_edges,
3466 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
3467 tree_verify_flow_info, tree_make_forwarder_block,
3468 tree_forwarder_block_p, remove_forwarder_block,
3469 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
3470 * tree-if-conv.c (tree_if_conversion): Ditto.
3471 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
3472 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
3473 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
3474 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
3475 copy_loop_headers): Ditto.
3476 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
3477 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
3478 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
3479 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
3480 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
3481 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
3482 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
3483 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
3484 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
3485 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
3486 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
3487 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
3488 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
3489 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
3490 slpeel_add_loop_guard): Ditto.
3492 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
3494 PR tree-optimization/15784
3495 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3498 * stmt.c (expand_case): Don't change index_type. Convert minval
3501 PR tree-optimization/20130
3502 * fold-const.c (fold): Fold x * -1 into -x.
3504 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
3506 PR rtl-optimization/20331
3507 * rtlanal.c (modified_between_p): Check its address first for MEM.
3508 (modified_in_p): Likewise.
3510 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
3512 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
3514 2005-03-10 Steven Bosscher <stevenb@suse.de>
3516 * expr.c (expand_expr_real_1): If possible, use a conditional
3517 move for expanding MIN_EXPR and MAX_EXPR.
3518 Use temp for moving around rtx-en.
3520 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
3523 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
3526 2005-03-10 Roger Sayle <roger@eyesopen.com>
3528 * builtins.c (expand_builtin_signbit): Extend to handle floating
3529 point modes wider than the largest integer type, using the
3530 operand_subword_force function to obtain the signbit's word.
3532 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3535 * combine.c (try_combine): If recog_for_combine added CLOBBERs
3536 to NEWI2PAT, fail to combine if they are used by NEWPAT.
3538 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
3540 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
3542 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
3544 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
3546 (perform_edge_inserts): Unconditionally call
3547 free_dominator_info.
3549 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
3551 2005-03-10 Bob Wilson <bob.wilson@acm.org>
3553 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
3555 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
3557 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
3559 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
3561 (rtl_register_value_prof_hooks,
3562 tree_value_profile_transformations,
3563 tree_register_value_prof_hooks): Likewise.
3564 * var-tracking.c (stack_adjust_offset_pre_post,
3565 variable_htab_free, variable_union, dataflow_set_different_2,
3566 count_uses, variable_was_changed, set_frame_base_location,
3567 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
3568 vt_add_function_parameters): Likewise.
3569 * varasm.c (named_section_real, named_section, make_decl_rtl,
3570 asm_emit_uninitialised, assemble_integer, decode_addr_const,
3571 const_hash_1, compare_constant, copy_constant, force_const_mem,
3572 output_constant_pool_2, output_constant_pool_1, output_constant,
3573 output_constructor, make_decl_one_only, decl_tls_model,
3574 default_no_named_section, default_elf_select_section_1,
3575 default_unique_section_1): Likewise.
3576 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
3577 * vmsdbgout.c (addr_const_to_string): Likewise.
3580 * function.c (struct assign_parm_data_one): Remove last_named
3582 (assign_parm_find_data_types): Don't determine last_named.
3583 Reorder named_parm determination.
3584 (assign_parms): Only setup varargs on the last non-varadic
3587 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
3589 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
3590 sda base address on medium model.
3592 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
3594 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
3595 * cfgloop.c (flow_loop_nodes_find): Export.
3596 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
3598 * cfgloopmanip.c (fix_loop_structure): New function.
3599 * predict.c (predict_loops): Clean up the loops information.
3600 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
3601 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
3603 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
3604 (rewrite_into_loop_closed_ssa): Declaration changed.
3605 * tree-loop-linear.c (linear_transform_loops): Add argument to
3606 rewrite_into_loop_closed_ssa call.
3607 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
3608 * tree-ssa-loop-im.c (move_computations): Ditto.
3609 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
3610 * tree-vectorizer.c (vectorize_loops): Ditto.
3611 * tree-optimize.c: Include cfgloop.h.
3612 (execute_todo): Choose whether to call cleanup_tree_cfg or
3613 cleanup_tree_cfg_loop.
3614 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
3615 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
3616 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
3617 cleanup_tree_cfg_loop call.
3618 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
3619 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
3620 work on part of cfg.
3622 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3625 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
3626 with multiple alternatives.
3628 * stmt.c (parse_output_constraint): Fix a typo.
3630 2005-03-09 Bob Wilson <bob.wilson@acm.org>
3632 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
3633 assembly directive instead of deprecated "no-generics".
3635 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
3637 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
3638 for non-offsettable memory references to cope with outstanding reload
3640 * config/s390/s390.md ("reload_outti"): Call find_replacement to
3641 avoid losing outstanding address reloads.
3642 ("reload_outdi", "reload_outdf"): Likewise.
3644 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3646 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
3647 code. Add more cbrt transformations.
3649 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3651 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
3653 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3655 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
3656 NULL_TREE when a given tree is not simplified.
3657 (fold): Return the original tree when any of the functions
3658 mentioned above NULL_TREE.
3660 * fold-const.c (fold_unary, fold_binary): Take decomposed
3661 arguments, code, type, op0, and op1 in case of fold_binary.
3662 (fold): Update calls to fold_unary and fold_binary.
3664 2005-03-09 Roger Sayle <roger@eyesopen.com>
3666 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
3667 a fndecl and an arglist instead of a CALL_EXPR, exp.
3669 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3671 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
3673 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
3675 * expr.c (expand_assignment): Remove orig_to_rtx.
3677 * fold-const.c (int_const_binop): Remove no_overflow.
3679 * ifcvt.c (noce_emit_move_insn): Remove inmode.
3681 * loop-iv.c (get_biv_step_1): Remove lhs.
3683 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
3685 * real.c (real_nan): Remove neg.
3687 * function.c (thread_prologue_and_epilogue_insns): Remove i
3690 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
3693 * tree-eh.c (tree_could_trap_p): Remove idx.
3695 * tree-into-ssa.c (ann): Remove ann.
3697 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
3699 * tree-sra.c (decide_block_copy): Remove inst_count.
3701 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
3703 * tree-ssa-loop-im.c (lhs): Remove.
3705 * cfgbuild.c (state, STATE, SET_STATE,
3706 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
3708 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
3709 (find_basic_blocks): Set the state of each basic block to
3712 2005-03-08 Jeff Law <law@redhat.com>
3714 * tree-cfg.c (cleanup_control_flow): If removal of a computed
3715 goto results in the removal of edges in the CFG, then we need
3716 to recompute dominators.
3718 2005-03-09 Ben Elliston <bje@au.ibm.com>
3720 * c-common.c (c_do_switch_warnings): Comment fix.
3722 2005-03-08 Julian Brown <julian@codesourcery.com>
3724 * Patch from 2005-03-08 reverted for causing regressions and
3725 ppc-darwin bootstrap failure.
3727 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
3729 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
3730 Define the real function for ppc-darwin.
3731 * c-typeck.c (convert_arguments): Check for target-specific
3732 invalid argument call to unprototyped function.
3733 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3735 * target.h (invalid_arg_for_unprototyped_fn): New field
3737 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
3738 default target hook.
3739 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
3742 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3744 * c-typeck.c (constructor_stack, constructor_range_stack,
3745 initializer_stack): Make them static.
3747 * cfg.c (rbi_pool): Make it static.
3749 * gimple-low.c (lower_stmt_body): Make it static.
3750 * tree-flow.h: Remove the corresponding prototype. Don't
3753 * sched-deps.c (cache_size): Make it static.
3755 * stor-layout.c (lang_adjust_rli): Make it static.
3757 2005-03-08 Julian Brown <julian@codesourcery.com>
3759 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
3760 from being used for symbols with vague linkage when
3761 HAVE_GAS_COMDAT_GROUP is true.
3763 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
3765 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
3766 nlabel == JUMP_LABEL (jump).
3768 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3770 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
3771 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
3772 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
3773 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
3775 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
3778 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
3779 * c-common.c (handle_returns_twice): New function.
3780 (c_common_attribute_table): Declare eturns_twice' attribute.
3781 * doc/extend.texi: Document eturns_twice' attribute.
3782 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
3783 (struct tree_decl): Add returns_twice_flag.
3785 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3787 * tree-ssa-phiopt.c: Fix a comment typo.
3789 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
3790 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
3791 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
3794 2005-03-08 Richard Henderson <rth@redhat.com>
3796 * config/alpha/alpha.c (code_for_builtin): Replace special-case
3797 builtin codes with ctzdi2, clzdi2, popcountdi2.
3798 (struct alpha_builtin_def): Add is_const.
3799 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
3800 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
3801 (alpha_init_builtins): Init them. Set nothrow and const attributes
3803 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
3804 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
3805 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
3806 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
3807 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
3808 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
3809 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
3810 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
3811 (TARGET_FOLD_BUILTIN): New.
3812 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
3813 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
3815 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
3817 2005-03-08 Ira Rosen <irar@il.ibm.com>
3819 PR tree-optimization/20122
3820 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
3821 condition of access function instead of base.
3823 2005-03-07 Jeff Law <law@redhat.com>
3824 Steven Bosscher <stevenb@suse.de>
3826 * tree-cfg.c (find_taken_edge_computed_goto): New function.
3827 (find_taken_edge): Call find_taken_edge_computed_goto as
3828 appropriate. Allow any gimple invariant rather than just
3829 INTEGER_CST for VAL.
3830 (cleanup_control_flow): Cleanup a computed goto which has turned
3832 (tree_merge_blocks): If block B has any forced labels, move
3833 them to the start of block A.
3834 * tree-ssa-dom.c (thread_across_edge): Allow threading across
3835 computed gotos as well.
3836 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
3837 removal of unnecessary computed gotos too.
3838 (lookup_redirection_data): Fix type of INSERT argument. Callers
3841 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3843 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
3844 Remove trailing spaces.
3846 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
3847 unshare_all_trees): Make them static.
3848 * tree-gimple.h: Remove the corresponding prototypes.
3850 * diagnostic.h: Remove unused prototype
3851 debug_output_buffer.
3852 * modulo-sched.c: Remove unused prototype
3853 set_row_column_for_ps.
3855 * tree-ssa-phiopt.c (tree_ssa_phiopt,
3856 replace_phi_edge_with_variable): Remove unused variable i.
3858 2005-03-07 Per Bothner <per@bothner.com>
3860 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
3862 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
3865 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
3866 bbs on the COND_EXPR instead of the PHI_NODEs.
3867 (candidate_bb_for_phi_optimization): Remove.
3868 (replace_phi_with_stmt): Rename to ...
3869 (replace_phi_edge_with_variable): this and change so that we
3870 replace the phi argument instead of removing the PHI.
3871 (conditional_replacement): Change so we deal with PHI with more
3873 (value_replacement): Likewise.
3874 (abs_replacement): Likewise.
3876 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
3878 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
3879 output_e500_flip_gt_bit.
3881 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
3883 (rs6000_generate_compare): Fix logic to look at the correct bits.
3884 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
3886 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
3887 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
3888 gen_move_from_CR_gt_bit.
3890 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
3891 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
3892 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
3894 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
3895 (E500_CR_IOR_COMPARE): New constant.
3897 2005-03-08 Earl Chew <earl_chew@agilent.com>
3898 David Billinghurst <David.Billinghurst@riotinto.com>
3900 * config/i386/host-cygwin.c: New file to support precompiled
3902 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
3903 * config.host: Use above files for cygwin host.
3905 2005-03-07 David Edelsohn <edelsohn@gnu.org>
3907 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
3908 ordering ops from earlier change.
3910 2005-03-07 Per Bothner <per@bothner.com>
3912 Various fixes to allow us to again build if --enable-mapped-location:
3913 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
3914 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
3915 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
3916 local variable loc. Change logic appropriately.
3917 * tree-vect-transform.c (vect_finish_stmt_generation): Use
3918 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
3919 * c-parser.c (c_parser_for_statement): Initialize loc variable.
3920 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
3921 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
3923 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
3925 PR rtl-optimization/19683
3926 * reload1.c (choose_reload_regs): Pass the number of bits, not the
3927 number of bytes, to smallest_int_for_mode. Fix arguments to
3928 REG_CANNOT_CHANGE_MODE_P.
3930 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3932 * reorg.c (relax_delay_slots): Check that the jump is
3933 conditional before trying to invert it.
3935 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
3937 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
3940 * calls (stack_arg_under_construction): Make it static.
3942 * flow.c (regs_live_at_setjmp): Make it static.
3943 * flow.h: Remove the corresponding prototype.
3945 * reload1.c (reload_startobj, reload_firstobj,
3946 something_needs_operands_changed, reload_inherited,
3947 reload_inheritance_insn, reload_override_in,
3948 reload_spill_index): Make them static.
3950 * recog.c (verify_changes): Make it static.
3951 * recog.h: Remove the corresponding prototype.
3953 * cfgbuild.c (find_sub_basic_blocks): Remove.
3954 * basic-block.h: Remove the corresponding prototype.
3955 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
3957 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
3959 * tree-ssa-operands.c (check_build_stmt): Remove.
3961 * stor-layout.c (set_alignment): Remove.
3962 * tree.h: Remove the corresponding prototype.
3964 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
3966 * tree-ssa-dce.c (control_dependence_map,
3967 visited_control_parents): Make them static.
3969 * cfghooks.c (verify_flow_info): Remove local variable
3972 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
3975 * loop-unswitch.c (unswitch_loop): Remove local variable src.
3977 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
3979 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
3981 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
3983 * config/ia64/hpux.h (LINK_SPEC): Add -z.
3984 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
3985 PARALLEL for an empty structure.
3987 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
3989 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
3991 * fold-const.c (fold_binary): Unroll the very first "for"
3994 2005-03-06 David Edelsohn <edelsohn@gnu.org>
3996 * config/rs6000/predicates.md (branch_comparison_operator): Remove
3997 redundant match_code test.
3998 (scc_comparison_operator): Swap match_operand and match_code
4000 (branch_positive_comparison_operator): Same.
4001 (trap_comparison_operator): Use comparison_operator and swap with
4004 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
4007 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
4008 (out_movhi_r_mr): Read low byte of volatile MEM first.
4009 (out_movhi_mr_r): Write high byte of volatile MEM first.
4011 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4013 * cselib.c (reg_values, reg_values_size): Make them static.
4015 * cse.c (cse_reg_info_table): Make it static.
4017 * fold-const.c (fold_unary): Use build1 instead of copy_node.
4019 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
4021 * cse.c (find_best_addr): Use canon_for_address.
4023 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4025 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
4026 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
4027 SUBREG and MEM, respectively.
4029 * fold-const.c (fold_binary): Use code instead of t.
4031 * fold-const.c (optimize_minmax_comparison): Take decomposed
4032 arguments code, type, op0, and op1 instead of t.
4033 (fold_binary): Update a call to optimize_minmax_comparison.
4035 * fold-const.c (fold_range_test): Take decomposed arguments
4036 code, type, op0, and op1 instead of t.
4037 (fold_binary): Update a call to fold_range_test.
4039 * fold-const.c (fold_binary_op_with_conditional_arg): Take
4040 decomposed arguments code, type, op0, and op1 instead of t.
4041 (fold_binary): Update a call to fold_range_test.
4043 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4045 * fold-const.c (fold_binary): Avoid directly using the original
4046 expression t as much as possible.
4048 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4050 * c-semantics.c (build_stmt): Use TYPE_P instead of
4051 IS_NON_TYPE_CODE_CLASS.
4052 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
4053 (NON_TYPE_CHECK): Use TYPE_P instead of
4054 IS_NON_TYPE_CODE_CLASS.
4056 * fold-const.c (fold): Remove handling of binary expressions.
4058 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
4060 * doc/c-tree.texi: Wrap comments in @r{}.
4061 * doc/cpp.texi: Likewise.
4062 * doc/cppinternals.texi: Likewise.
4063 * doc/extend.texi: Likewise.
4064 * doc/md.texi: Likewise.
4065 * doc/objc.texi: Likewise.
4066 * doc/sourcebuild.texi: Likewise.
4067 * doc/tm.texi: Likewise.
4070 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4072 * predict.c (apply_return_prediction): Standardize PHI chain
4074 * tree-ssa.c (ssa_redirect_edge): Likewise.
4076 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
4077 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
4080 * tree-phinodes.c (remove_phi_node): Drop the last argument.
4081 * tree-flow.h: Adjust the prototype for remove_phi_node.
4082 * lambda-code.c (perfect_nestify): Adjust a call to
4085 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
4086 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
4088 * tree-ssa-dce.c (remove_dead_phis): Likewise.
4089 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
4090 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
4091 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
4093 * combine.c (simplify_and_const_int): Use gen_int_mode instead
4094 of GEN_INT (trunc_int_for_mode (...)).
4095 * loop-iv.c (iv_number_of_iterations): Likewise.
4096 * postreload.c (reload_cse_move2add): Likewise.
4097 * simplify-rtx.c (simplify_const_unary_operation,
4098 simplify_const_binary_operation): Likewise.
4099 * stor-layout.c (get_mode_bounds): Likewise.
4101 * fold-const.c (fold_binary): New.
4102 (fold): Call fold_binary on binary expressions.
4104 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
4106 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
4107 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
4108 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
4109 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
4110 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
4112 2005-03-04 Devang Patel <dpatel@apple.com>
4114 PR tree-optimization/18815
4115 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4116 loops with zero exit edges.
4118 2005-03-04 Devang Patel <dpatel@apple.com>
4120 * doc/invoke.texi: Remove reference to webpage that does not exist.
4122 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
4123 Joseph S. Myers <joseph@codesourcery.com>
4126 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
4127 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
4128 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
4129 * pa.c (get_plabel): Change argument to symbol_ref. Call
4130 maybe_get_identifier instead of get_identifier.
4131 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
4132 (struct deferred_plabel): Replace name field with symbol field.
4133 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
4134 ASM_OUTPUT_EXTERNAL_REAL is defined.
4135 (output_global_address): Use output_addr_const for output of all
4137 (output_deferred_plabels): Use symbol_ref instead of name for address
4139 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
4140 ASM_OUTPUT_SYMBOL_REF): New macros.
4141 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
4143 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
4146 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
4148 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
4149 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
4151 2005-03-04 Jeff Law <law@redhat.com>
4153 * basic-block.h (rediscover_loops_after_threading): Declare.
4154 * tree-ssa-dom.c: Include cfgloop.h.
4155 (tree_ssa_dominator_optimize): Discover loops and some basic
4156 properties. Remove forwarder blocks recreated by loop header
4157 canonicalization. Also mark backedges in the CFG.
4158 * tree-ssa-threadupdate.c: Include cfgloop.h
4159 (rediscover_loops_after_threading): Define.
4160 (struct local_info): New field, JUMP_THREADED.
4161 (prune_undesirable_thread_requests): New function.
4162 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
4163 then record that fact for the callers of redirct_edges.
4164 (thread_block): If BB has incoming backedges, then call
4165 prune_undesirable_thraed_requests. Note when we are
4166 going to have to rediscover loop information. Return a
4167 boolean indicating if any jumps were threaded.
4168 (thread_through_all_blocks): Bubble up boolean indicating
4169 if any jumps were threaded.
4170 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
4171 (tree-ssa-threadupdate.o): Similarly.
4173 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4175 * fold-const.c (fold_ternary): Unroll the "for" loop to
4178 2005-03-04 Andrew Haley <aph@redhat.com>
4180 * unwind-dw2-fde-glibc.c (struct
4181 unw_eh_callback_data.check_cache): New field.
4182 (frame_hdr_cache): New.
4183 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
4184 Cache frame header info.
4186 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
4188 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
4189 (print_c_condition): Declare.
4190 * read-rtl.c (ptr_loc): New structure.
4191 (ptr_locs, ptr_loc_obstack, joined_conditions)
4192 (joined_conditions_obstack): New variables.
4193 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
4194 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
4195 (join_c_conditions, print_c_condition): New functions.
4196 (apply_macro_to_string): Associate the new string with the same
4197 source location as the old one.
4198 (add_condition_to_string): Use join_c_conditions.
4199 (read_string): Use set_rtx_ptr_loc to record a filename and line
4200 number for the string.
4201 (read_rtx): Initialize the new variables above.
4202 * genattrtab.c (write_test_expr, write_attr_value): Use
4204 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
4205 comment above the GCC_VERSION check.
4206 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
4207 Inline the definition of MAYBE_EVAL.
4208 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
4209 * genoutput.c (process_template): Likewise.
4210 * genpreds.c (write_predicate_subfunction): Likewise.
4211 (write_predicate_expr): Use print_c_condition.
4212 * genrecog.c (write_cond): Likewise.
4213 * gensupport.c (process_rtx): Use join_c_conditions to join the
4214 conditions of a define_insn_and_split. Record a source location
4215 for the string after the "&&".
4216 (alter_test_for_insn): Use join_c_conditions.
4218 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
4221 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4222 PR tree-optimization/15784
4223 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4226 2005-03-04 Ben Elliston <bje@au.ibm.com>
4228 * gcc.c (option_map): Add --coverage.
4229 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
4230 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
4231 * config/darwin.h: Pass -lgcov for `coverage'.
4232 * doc/invoke.texi (Debugging Options): Document --coverage.
4234 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4236 * gcse.c (bypass_block): Use find_edge wherever possible.
4238 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
4242 * c-opts.c (c_common_parse_file): Call start_source_file
4243 and end_source_file at the approriate times.
4245 * dwarf2out.c (dwarf2out_finish): Don't auto-end
4246 the main file, it will be done for us now.
4248 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4250 * fold-const.c (fold_ternary): New.
4251 (fold): Call fold_ternary on ternary expressions. Remove
4252 handling of ternary expressions.
4254 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4256 PR tree-optimization/15784
4257 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4260 2005-03-03 David Edelsohn <edelsohn@gnu.org>
4262 * config/rs6000/predicates.md (branch_comparison_operator):
4263 Convert from C block to conditional format.
4265 2005-03-03 Jan Hubicka <jh@suse.cz>
4267 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
4268 and non-constant public variables.
4270 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
4272 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
4275 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
4278 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
4279 calls to release_ssa_name and release_phi_node.
4281 * fold-const.c (fold): Remove handling of unary expressions.
4283 * fold-const.c (fold_unary): Avoid directly using the original
4284 expression t as much as possible.
4286 2005-03-03 Roger Sayle <roger@eyesopen.com>
4287 Andrew Pinski <pinskia@physics.uc.edu>
4289 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
4290 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
4292 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
4294 Describe special registers SRP and MOF as allocatable registers.
4295 * config/cris/cris.c (cris_md_asm_clobbers): New function.
4296 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
4297 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
4298 TARGET_HAS_MUL_INSNS.
4299 (cris_print_operand) <case 'd'>: New case.
4300 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
4301 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
4303 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
4304 (REG_ALLOC_ORDER): Update for MOF.
4305 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
4307 (GENERAL_REGS): No longer a define of ALL_REGS.
4308 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
4309 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
4311 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
4312 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
4313 (SECONDARY_RELOAD_CLASS): Define.
4314 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
4315 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
4316 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
4317 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
4318 (REGISTER_MOVE_COST): Define.
4319 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
4320 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
4321 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
4322 (CRIS_MOF_REGNUM): New define_constants.
4323 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
4325 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
4327 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
4328 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
4329 Adjust for MOF being properly described as a register.
4330 (indir_to_reg_split): Name this split. Conditionalize on the
4331 destination register being a general register.
4332 (movei): Conditionalize on on operands 0 and 1 having the same
4335 2005-03-03 Alan Modra <amodra@bigpond.net.au>
4338 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
4339 -mcpu to override any other explicitly given flags.
4341 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
4343 * recog.c (verify_changes, confirm_change_group): New functions,
4344 broken out of apply_change_group.
4345 (apply_change_group): Use them.
4346 * recog.h (verify_change, confirm_change_group): Declare.
4347 * rtl.h (redirect_jump_2): Declare.
4348 * jump.c (redirect_exp, invert_exp): Delete.
4349 (invert_exp_1): Take second parameter. Return value. Changed caller.
4350 (redirect_jump_2): New function, broken out of redirect_jump.
4351 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
4352 (invert_jump): Use invert_jump_1 and redirect_jump_2.
4353 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
4355 2005-03-02 Geoffrey Keating <geoffk@apple.com>
4357 * varasm.c (named_section): Use xstrdup rather than doing it by
4360 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
4362 2005-03-02 Devang Patel <dpatel@apple.com>
4364 Undo PR tree-optimization/18815 fix.
4366 2005-03-02 Devang Patel <dpatel@apple.com>
4368 PR tree-optimization/18815
4369 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4370 loops with zero exit edges.
4372 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4374 * cfg.c (connect_src, connect_dest, disconnect_src,
4375 disconnct_dest): New.
4376 (unchecked_make_edge, remove_edge, redirect_edge_succ,
4377 redirect_edge_pred): Use the new functions.
4379 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
4380 free_dominance_info only when needed.
4382 2005-03-02 David Edelsohn <edelsohn@gnu.org>
4385 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
4386 (reg_or_sub_cint64_operand): Same.
4388 2005-03-02 Jeff Law <law@redhat.com>
4390 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
4391 CFG_ALTERED in the main DOM iteration loop.
4393 2005-03-02 Mark Mitchell <mark@codesourcery.com>
4396 * varasm.c (initializer_constant_valid_p): Allow conversions
4397 between OFFSET_TYPEs. Tidy.
4399 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
4401 * config/cris/cris.md ("return"): Remove epilogue delay list
4404 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
4406 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
4408 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
4410 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4412 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
4413 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
4414 config/m68k/m68k.c, config/mips/mips.h,
4415 config/rs6000/rs6000-protos.h, doc/contrib.texi,
4416 doc/include/gcc-common.texi: Update copyright.
4418 PR middle-end/18029 and PR middle-end/18030
4419 * expr.c (optimize_bitfield_assignment_op): Add a special case
4420 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
4422 * fold-const.c (fold_unary): New.
4423 (fold): Call fold_unary on unary expressions.
4425 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
4427 * cgraph.h (struct cgraph_edge): Add prev_caller and
4429 (cgraph_node_remove_callees): Export.
4430 * cgraph.c (cgraph_create_edge): Initialize prev_caller
4432 (cgraph_edge_remove_callee): New function.
4433 (cgraph_edge_remove_caller): Likewise.
4434 (cgraph_remove_edge): Use.
4435 (cgraph_redirect_edge_callee): Likewise.
4436 (cgraph_node_remove_callees): New function.
4437 (cgraph_node_remove_callers): Likewise.
4438 (cgraph_remove_node): Use.
4439 * tree-optimize.c (tree_rest_of_compilation): Use
4440 cgraph_node_remove_callees instead of manual loop.
4441 * cgraphunit.c (cgraph_finalize_function): Likewise.
4442 (cgraph_expand_function): Likewise.
4443 (cgraph_remove_unreachable_nodes): Likewise.
4445 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
4448 * c-tree.h (undeclared_variable, build_external_ref): Add extra
4450 * c-decl.c (undeclared_variable): Take location as argument.
4451 * c-typeck.c (build_external_ref): Likewise.
4452 * c-parser.c (c_parser_postfix_expression): Pass location of
4453 identifier to build_external_ref.
4455 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4457 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
4458 CCEQ mode for branch_positive_comparison_operator test.
4459 * config/rs6000/predicates (branch_comparison_operator): Revert to
4461 (scc_comparison_operator): Same.
4462 (branch_positive_comparison_operator): Same.
4464 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
4466 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
4467 (cris_delay_slots_for_epilogue): Remove.
4468 (save_last): Move into cris_target_asm_function_epilogue.
4469 (cris_target_asm_function_epilogue): Remove tests for file being
4471 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
4472 (cris_delay_slots_for_epilogue): Remove prototypes.
4473 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
4474 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
4476 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4478 * config/rs6000/predicates.md (branch_comparison_operator): Change
4479 to define_special_predicate.
4480 (scc_comparison_operator): Same.
4481 (branch_positive_comparison_operator): Same.
4483 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
4485 * Makefile.in (tree-ssa-sink.o): New.
4486 (OBJS-common): Add tree-ssa-sink.o.
4487 * common.opt: Add -ftree-sink
4488 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
4489 * timevar.def (TV_TREE_SINK): new timevar.
4490 * tree-flow.h (is_hidden_global_store): Prototype.
4491 * tree-optimize.c (init_tree_optimization_passes): Add
4493 * tree-pass.h (pass_sink_code): New.
4494 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
4495 for non-obvious global store store to is_hidden_global_store, and
4496 call that new function.
4497 * tree-ssa-sink.c: New file.
4498 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
4499 * doc/passes.texi: Document forward store motion.
4500 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
4501 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
4502 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
4503 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
4505 2005-03-01 Per Bothner <per@bothner.com>
4507 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
4508 and we have a non-zero column-number, add it to the message.
4509 Also factor out the diagnostic_kind_text.
4511 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
4513 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
4514 flow_loop_pre_header_scan, flow_loop_pre_header_find,
4515 flow_loop_scan): Removed.
4516 (flow_loop_dump): Do not dump removed fields.
4517 (flow_loop_free): Do not free removed fields.
4518 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
4519 (loop_exit_edge_p): New function.
4520 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
4521 num_pre_header_edges, entry_edges, num_entries, exit_edges,
4522 num_exits, exits_doms.
4523 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
4524 LOOP_EDGES, LOOP_ALL): Removed.
4525 (flow_loop_scan): Declaration removed.
4526 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
4527 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
4529 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
4530 (if_convert): Call flow_loops_find and flow_loops_free
4531 when calling mark_loop_exit_edges.
4532 * cfgloopanal.c (mark_loop_exit_edges): Moved from
4533 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
4534 free_dominance_info calls.
4535 * loop-init.c (flow_loops_find): Ditto.
4536 * passes.c (rest_of_handle_branch_prob): Ditto.
4537 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
4538 * loop-unroll.c (analyze_insns_in_loop): Do not use
4540 * predict.c (predict_loops): Do not call flow_loop_scan.
4541 Use get_loop_exit_edges.
4542 (tree_estimate_probability): Do not pass flags to flow_loops_find.
4543 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
4544 Do not use EDGE_LOOP_EXIT.
4545 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
4546 to bb_with_exit_edge_p.
4547 (if_convertible_loop_p): Do not call flow_loop_scan. Use
4548 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
4549 to bb_with_exit_edge_p.
4550 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
4552 * tree-loop-linear.c (linear_transform_loops): Do not call
4553 flow_loop_scan. Use loop->single_exit.
4554 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
4555 (vect_analyze_loop_form): Do not call flow_loop_scan.
4556 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
4558 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
4560 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
4561 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4562 slpeel_tree_duplicate_loop_to_edge_cfg,
4563 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
4564 Use loop_preheader_edge and loop->single_exit. Do not call
4567 2005-03-01 Nick Clifton <nickc@redhat.com>
4569 * config/arm/arm.c (thumb_find_work_register): Check all of the
4570 argument registers to see if they are free, and a couple of
4571 special cases where the last argument register but can be proved
4572 to be available during the function's prologue.
4573 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
4574 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
4575 thumb_unexpanded_epilogue): Use unsigned long as the type for the
4577 (thumb_compute_save_reg_mask): Likewise. Also use
4578 thumb_find_work_register() to ensure that there is agreement about
4579 which work register is going to be used in the prologue.
4580 (thumb_output_function_prologue): Use unsigned long as the type
4581 for the register bit-mask. Also delay pushing the link register if
4582 other high registers are going to be pushed.
4583 (thumb_compute_save_reg_mask, emit_multi_reg_push,
4584 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
4585 redundant prototypes.
4587 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
4590 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
4591 and after reload in REG+REG indexed addresses without REG_POINTER
4592 set in the base and not set in the index.
4594 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4596 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
4597 Don't undefine here.
4598 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
4599 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
4600 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4601 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
4602 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
4604 * config.gcc (sh*-*-linux*): Use config/linux.h.
4606 2005-02-28 Dale Johannesen <dalej@apple.com>
4607 Stan Shebs <shebs@apple.com>
4609 Rewrite of 64-bit Darwin structure-by-value pass/return.
4610 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
4611 intoffset, use_stack, named.
4612 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
4613 (rs6000_darwin64_record_arg_advance_flush): New.
4614 (rs6000_darwin64_record_arg_advance_recurse): New.
4615 (rs6000_darwin64_record_arg_flush): New.
4616 (rs6000_darwin64_record_arg_recurse): New.
4617 (rs6000_darwin64_record_arg): New.
4618 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
4619 (function_arg_boundary): Handle 128-bit aligned structs.
4620 (function_arg_advance): Rewrite darwin64 struct handling.
4621 (function_arg): Call rs6000_darwin64_record_arg.
4622 (function_arg_partial_nregs): Handle darwin64 structs.
4623 (rs6000_darwin64_function_value): Remove.
4624 (rs6000_function_value): Call rs6000_darwin64_record_arg.
4626 2005-02-28 Roger Sayle <roger@eyesopen.com>
4628 PR tree-optimization/20216
4629 * tree-chrec.c (tree_fold_factorial): Delete.
4630 (tree_fold_binomial): Change argument list to take a return type
4631 and change the type of K to unsigned int. Rewrite to avoid explicit
4632 evaluation of factorials, and (recursively) calling fold to perform
4633 compile-time arithmetic. Return NULL on (internal) overflow.
4634 (chrec_evaluate): Change type of K to an unsigned int. Avoid
4635 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
4636 if any intermediate calculation overflows.
4637 (chrec_apply): Update call to chrec_evaluate.
4639 2005-02-28 James E Wilson <wilson@specifixinc.com>
4641 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
4643 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
4646 * c-parser.c (c_parser_compound_statement): Return error_mark_node
4647 instead of NULL_TREE on error.
4649 2005-02-28 David Edelsohn <edelsohn@gnu.org>
4651 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
4652 (EASY_VECTOR_15_ADD_SELF): Remove.
4653 (num_insns_constant_wide): Not static.
4654 (validate_condition_mode): Not static.
4655 (toc_relative_expr_p): Not static.
4656 (legitimate_indirect_address_p): Not static.
4657 (macho_lo_sum_memory_operand): Not static.
4658 (invalid_e500_subreg): Not static.
4659 (easy_vector_same): Not static.
4660 (easy_vector_splat_const): Not static.
4661 (RS6000_SYMBOL_REF_TLS_P): Remove.
4662 (any_operand): Delete.
4663 (any_parallel_operand): Delete.
4664 (count_register_operand): Delete.
4665 (altivec_register_operand): Delete.
4666 (xer_operand): Delete.
4667 (s8bit_cint_operand): Delete.
4668 (short_cint_operand): Delete.
4669 (u_short_cint_operand): Delete.
4670 (non_short_cint_operand): Delete.
4671 (exact_log2_cint_operand): Delete.
4672 (gpc_reg_operand): Delete.
4673 (cc_reg_operand): Delete.
4674 (cc_reg_not_cr0_operand): Delete.
4675 (reg_or_short_operand): Delete.
4676 (reg_or_neg_short_operand): Delete.
4677 (reg_or_aligned_short_operand): Delete.
4678 (reg_or_u_short_operand): Delete.
4679 (reg_or_cint_operand): Delete.
4680 (reg_or_arith_cint_operand): Delete.
4681 (reg_or_add_cint64_operand): Delete.
4682 (reg_or_sub_cint64_operand): Delete.
4683 (reg_or_logical_cint_operand): Delete.
4684 (got_operand): Delete.
4685 (got_no_const_operand): Delete.
4686 (easy_fp_constant): Delete.
4687 (easy_vector_constant): Delete.
4688 (easy_vector_constant_add_self): Delete.
4689 (zero_constant): Delete.
4690 (zero_fp_constant): Delete.
4691 (volatile_mem_operand): Delete.
4692 (offsettable_mem_operand): Delete.
4693 (mem_or_easy_const_operand): Delete.
4694 (add_operand): Delete.
4695 (non_add_cint_operand): Delete.
4696 (logical_operand): Delete.
4697 (non_logical_cint_operand): Delete.
4698 (mask_operand): Delete.
4699 (mask_operand_wrap): Delete.
4700 (mask64_operand): Delete.
4701 (mask64_2_operand): Delete.
4702 (and64_operand): Delete.
4703 (and64_2_operand): Delete.
4704 (and_operand): Delete.
4705 (reg_or_mem_operand): Delete.
4706 (lwa_operand): Delete.
4707 (symbol_ref_operand): Delete.
4708 (call_operand): Delete.
4709 (current_file_function_operand): Delete.
4710 (input_operand): Delete.
4711 (rs6000_nonimmediate_operand): Delete.
4712 (rs6000_tls_symbol_ref): Delete.
4713 (save_world_operation): Delete.
4714 (restore_world_operation): Delete.
4715 (load_multiple_operation): Delete.
4716 (store_multiple_operation): Delete.
4717 (vrsave_operation): Delete.
4718 (mfcr_operation): Delete.
4719 (mtcrf_operation): Delete.
4720 (lmw_operation): Delete.
4721 (stmw_operation): Delete.
4722 (branch_comparison_operator): Delete.
4723 (branch_positive_comparison_operator): Delete.
4724 (scc_comparison_operator): Delete.
4725 (trap_comparison_operator): Delete.
4726 (boolean_operator): Delete.
4727 (boolean_or_operator): Delete.
4728 (min_max_operator): Delete.
4729 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
4730 (EASY_VECTOR_15): Moved to here.
4731 (EASY_VECTOR_15_ADD_SELF): Move to here.
4732 (PREDICATE_CODES): Delete.
4733 * config/rs6000/rs6000-protos.h: Delete predicate functions.
4734 Declare functions no longer static.
4735 * config/rs6000/predicates.md: New.
4736 * config/rs6000/rs6000.md: Include predicates.md
4738 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
4740 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
4741 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
4743 * cfgrtl.c (need_fake_edge_p): Likewise.
4744 * combine.c (distribute_notes): Likewise.
4745 * emit-rtl.c (try_split): Likewise.
4746 * recog.c (peephole2_opimize): Likewise.
4747 * reg-notes.def (ALWAYS_RETURN): Remove.
4748 * rtl.h (LCT_ALWAYS_RETURN): Remove.
4749 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
4750 * tree.h (ECF_ALWAYS_RETURN): Remove.
4752 2005-02-28 Roger Sayle <roger@eyesopen.com>
4755 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
4756 between different machine modes is never a "useless" conversion.
4758 2005-02-28 Geert Bosch <bosch@gnat.com>
4761 * doc/contrib.texi: List contributors for Ada front end
4763 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
4765 * simplify-rtx.c (simplify_unary_operation_1,
4766 simplify_const_unary_operation): New, extracted from...
4767 (simplify_unary_operation): ... this one.
4768 (simplify_binary_operation_1,
4769 simplify_const_binary_operation): New, extracted from...
4770 (simplify_binary_operation): ... this one.
4771 * rtl.h (simplify_const_unary_operation,
4772 simplify_const_binary_operation): Add prototypes.
4774 2005-02-28 Julian Brown <julian@codesourcery.com>
4776 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
4777 building libjava and caused PR regression/20228.
4779 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
4782 * Makefile.in (host_subdir): New.
4783 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
4784 * configure: Regenerate.
4786 2005-02-27 Zack Weinberg <zack@codesourcery.com>
4788 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
4789 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
4790 installation directory first.
4792 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
4795 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
4796 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
4797 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
4798 * config/cris/cris.md: Tweak comments referring to Q.
4799 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
4800 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
4801 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
4802 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
4803 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
4804 Insert spaces in constraints to align alternatives vertically for
4806 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
4809 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4811 PR rtl-optimization/17728
4812 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
4813 operand 0 from general_operand to move_dest_operand.
4815 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4817 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
4818 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
4819 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
4820 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
4822 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
4824 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
4825 * configure: Regenerate.
4826 * libada-mk.in: Remove CC; rename
4827 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
4829 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
4832 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
4833 for the lhs, also walk over the tree. Likewise for rhs.
4835 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
4837 * tree-ssa-dom.c (simple_iv_increment_p): New function.
4838 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
4839 Do not propagate value of iv before increment over the increment.
4841 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
4843 * c-parser.c: New file.
4844 * c-parse.in: Remove.
4845 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
4847 (c-parser.o): Add dependencies.
4848 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
4849 maintainer-clean, TAGS): Update.
4850 * c-config-lang.in (gtfiles): Update.
4851 * gengtype-lex.l: Don't handle "@@".
4852 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
4853 objc_build_synchronized, objc_begin_try_stmt,
4854 objc_begin_catch_clause, objc_finish_catch_clause,
4855 objc_build_finally_clause, objc_finish_try_stmt): New.
4856 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
4858 (c_parse_init): Update comment.
4859 * c-decl.c (c_init_decl_processing): Update comment.
4860 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
4861 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
4862 new c_declspecs members.
4864 2005-02-25 Julian Brown <julian@codesourcery.com>
4866 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
4867 from being used for symbols with vague linkage when
4868 HAVE_GAS_COMDAT_GROUP is true.
4870 2005-02-25 Mark Mitchell <mark@codesourcery.com>
4872 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
4874 2005-02-25 Steve Ellcey <sje@cup.hp.com>
4877 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
4878 (LIBGCC2_HAS_DF_MODE): New.
4879 (LIBGCC2_HAS_XF_MODE): New.
4880 (LIBGCC2_HAS_TF_MODE): New.
4881 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
4882 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
4883 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
4884 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
4885 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
4886 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
4887 and add _fixtfdi, _fixunstfdi, _floatditf
4888 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
4889 L_fixunstfdi, L_floatditf.
4890 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
4891 (LIBGCC2_HAS_TF_MODE): Define.
4893 2005-02-25 Diego Novillo <dnovillo@redhat.com>
4895 PR tree-optimization/20204
4896 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
4897 REWRITE_THIS_STMT markers on PHI nodes.
4898 (rewrite_initialize_block): Likewise.
4900 2005-02-25 Mark Mitchell <mark@codesourcery.com>
4902 * version.c (version_string): Update to 4.1.
4904 2005-02-25 Paolo Carlini <pcarlini@suse.de>
4906 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
4907 Clarify that the alternative way doesn't work in GNU C++.
4909 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
4911 PR tree-optimization/19937
4912 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
4913 to the type of the induction variable.
4915 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
4917 PR rtl-optimization/20117
4918 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
4919 the block including noncopyable insn.
4921 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
4923 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
4924 calls to find_reg_note.
4926 2005-02-24 Richard Henderson <rth@redhat.com>
4929 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
4932 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
4934 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
4935 vector types if to use base reg for misaligned non-word ld/std.
4937 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
4940 * config/cris/cris.c (cris_target_asm_function_prologue): Create
4941 dwarf2 label manually and put it after, not before the prologue.
4943 2005-02-24 David Edelsohn <edelsohn@gnu.org>
4946 * reload.c (operands_match_p): Only increment register number for
4947 SCALAR_INT_MODE_P modes in multiple hard registers.
4949 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
4952 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4954 * ChangeLog.5: Fix log message typo(s).
4955 * ChangeLog.7: Likewise.
4956 * ChangeLog.tree-ssa: Likewise.
4957 * cfgexpand.c: Fix comment typo(s).
4958 * conflict.c: Likewise.
4959 * defaults.h: Likewise.
4960 * dwarf2out.c: Likewise.
4962 * ggc-page.c: Likewise.
4963 * tree-eh.c: Likewise.
4964 * tree-ssa-dom.c: Likewise.
4966 2005-02-24 Jakub Jelinek <jakub@redhat.com>
4969 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
4970 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
4971 if SHARED is defined.
4974 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
4975 allow splitting only if operands 0 and 3 don't overlap.
4977 2005-02-24 Richard Henderson <rth@redhat.com>
4980 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
4981 (fold_builtin_1): Call them.
4982 * fold-const.c (fold_complex_mult_parts): Split out from ...
4983 (fold_complex_mult): ... here. Fix typo in both imaginary case.
4984 (fold_complex_div_parts, fold_complex_div): New.
4986 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
4988 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4990 * tree-ssa-ccp.c (visit_assignment): Verify that result of
4991 VIEW_CONVERT_EXPR is_gimple_min_invariant.
4993 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
4994 (print_node): Likewise.
4995 Print TYPE_SIZES_GIMPLIFIED.
4997 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
4999 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
5000 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
5001 operands as commutative in constraints.
5003 2005-02-24 Diego Novillo <dnovillo@redhat.com>
5005 * tree-into-ssa.c: Re-organize internal functions.
5007 2005-02-24 Richard Henderson <rth@redhat.com>
5010 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
5012 * common.opt (fcx-limited-range): New.
5013 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
5014 * toplev.c (flag_complex_method): Initialize to 1.
5015 (process_options): Set flag_complex_method to 0 if
5016 flag_cx_limited_range.
5017 * doc/invoke.texi (-fcx-limited-range): New.
5019 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5021 * cse.c (delete_trivially_dead_insns): Speed up by using
5022 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
5025 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
5027 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
5028 functions when -mid-shared-library is being used.
5030 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
5032 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
5033 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
5034 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
5035 * system.h: Poison LINK_LIBGCC_SPECIAL.
5037 2005-02-23 James E Wilson <wilson@specifixinc.com>
5039 * gengtype.c (note_insn_name): Make 1 element larger.
5041 2005-02-23 Roger Sayle <roger@eyesopen.com>
5044 PR rtl-optimization/20097
5045 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
5046 BImode SUBREGs of SImode registers which confuse the ia64 backend.
5048 2005-02-23 David Edelsohn <edelsohn@gnu.org>
5050 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
5051 * t-aix52 (SHLIB_INSTALL): Same.
5053 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
5055 * genpreds.c: Update copyright.
5057 2005-02-23 Michael Beach <michaelb@ieee.org>
5060 * config/sparc/t-elf (startup files): Assemble with CPP.
5062 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
5064 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
5065 (write_predicate_expr): Likewise.
5067 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5069 PR tree-optimization/20100
5070 PR tree-optimization/20115
5071 * tree-optimize.c (init_tree_optimization_passes): Remove
5072 pass_maybe_create_global_var.
5073 * tree-pass.h (pass_maybe_create_global_var): Remove.
5074 * tree-ssa-alias.c (aliases_computed_p): Declare.
5075 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
5076 (count_calls_and_maybe_create_global_var): Remove.
5077 (pass_maybe_create_global_var): Remove.
5078 (init_alias_info): Do not declare aliases_computed_p.
5079 (maybe_create_global_var): If the function contains no
5080 call-clobbered variables and a mix of pure/const and regular
5081 function calls, create .GLOBAL_VAR.
5082 Mark all call-clobbered variables for renaming.
5083 (merge_pointed_to_info): Update comment.
5084 (add_pointed_to_var): Likewise.
5085 (is_escape_site): Likewise.
5086 Accept struct alias_info * instead of size_t *.
5088 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
5090 * tree-ssa-operands.c (get_call_expr_operands): If
5091 ALIASES_COMPUTED_P is false, do not add call-clobbering
5093 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
5094 (delete_tree_ssa): Likewise.
5096 2005-02-22 James E Wilson <wilson@specifixinc.com>
5098 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
5099 (do_compile): Do call it here.
5101 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5103 PR rtl-optimization/20017.
5104 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
5105 rest_of_handle_cse2, rest_of_handle_gcse): Call
5106 delete_dead_jumptables immediately before calling cleanup_cfg.
5108 2005-02-22 Devang Patel <dpatel@apple.com>
5111 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
5114 2005-02-22 David Edelsohn <edelsohn@gnu.org>
5116 * config/rs6000/aix.h (WINT_TYPE): Define.
5118 2005-02-22 Stan Shebs <shebs@apple.com>
5120 * config/rs6000/rs6000.c (rs6000_override_options): Default to
5121 natural alignment for 64-bit Darwin.
5122 (rs6000_parse_alignment_option): Warn about uses of -malign-power
5124 * doc/invoke.texi: Document this.
5126 2005-02-22 DJ Delorie <dj@redhat.com>
5128 * c-common.c (c_common_type_for_mode): Pass the mode's precision
5129 to make_[un]signed_type, not the mode itself.
5131 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5133 * cfg.c (cached_make_edge): Call make_edge if edge cache is
5134 not available. Use tail calls wherever possible.
5135 (make_edge): Call unchecked_make_edge to create an edge.
5137 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
5138 (coalesce_ssa_name): Don't check for
5139 SSANORM_USE_COALESCE_LIST.
5140 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
5142 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5144 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
5145 (rewrite_into_ssa): ... here.
5147 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
5149 PR tree-optimization/19786
5150 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
5151 tag to another's may-alias bitmap when adding to the other's list.
5153 2005-02-21 DJ Delorie <dj@redhat.com>
5155 * tree-ssa-loop-ivopts.c (computation_cost): Start register
5156 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
5157 registers in unsupported ways.
5158 * expmed.c (init_expmed): Likewise.
5160 2005-02-21 Stan Cox <scox@redhat.com>
5162 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
5164 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5166 * tree-cfg.c (fold_cond_expr_cond): New.
5167 (make_edges): Call fold_cond_expr_cond.
5168 (find_taken_edge): Accept nothing but INTEGER_CST.
5169 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
5171 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
5173 * flow.c (delete_dead_jumptables): Speed up by scanning insns
5174 that do not belong to any basic block.
5176 2005-02-21 Jeff Law <law@redhat.com>
5178 * cfganal.c (find_unreachable_blocks): Manually CSE load of
5181 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5183 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
5184 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
5185 Adjust their definitions.
5186 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
5187 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
5189 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
5190 genautomata.c, langhooks.c, langhooks.h, system.h,
5191 config/arm/lib1funcs.asm: Update copyright.
5193 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
5195 * dbxout.c (dbxout_function_end): Emit Lscope label always.
5197 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
5200 * doc/install.texi: Document --with-gc.
5202 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
5204 * simplify-rtx.c (simplify_unary_operation): Add a missing
5207 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5209 PR tree-optimization/18663
5210 * tree-ssa-dom.c (extract_range_from_cond): Return 0
5211 if the type has variable bounds.
5213 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
5215 * gcse.c: Remove an obsolete comment.
5217 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
5219 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
5221 * doc/extend.texi (Function Attributes) <Attribute const>: The
5222 attribute "pure" is below this text, not above.
5224 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5226 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
5227 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
5228 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
5230 2005-02-20 Zack Weinberg <zack@codesourcery.com>
5233 * langhooks.h (struct lang_hooks): Add to_target_charset.
5234 * langhooks.c (lhd_to_target_charset): New function.
5235 * langhooks-def.h: Declare lhd_to_target_charset.
5236 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
5237 (LANG_HOOKS_INITIALIZER): Update.
5238 * c-common.c (c_common_to_target_charset): New function.
5239 * c-common.h: Declare it.
5240 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
5241 c_common_to_target_charset.
5243 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
5244 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
5246 * system.h: Poison them.
5247 * doc/tm.texi: Don't discuss them.
5248 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
5249 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
5250 (pp_c_char): Do not attempt to generate letter escapes for
5252 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
5253 * config/mips/mips.c (mips_output_ascii): Likewise.
5255 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
5257 PR tree-optimization/19951
5258 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
5261 2005-02-19 Steven Bosscher <stevenb@suse.de>
5264 * function.h (struct function): New field `max_loop_depth'.
5265 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
5266 (flow_loops_find): Reset the max loop depth count before finding loops.
5267 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
5268 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
5269 (calculate_global_regs_live): Make sure the loop will terminate
5270 when the initial sets are not empty.
5272 2005-02-19 Zack Weinberg <zack@codesourcery.com>
5274 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
5276 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
5278 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
5281 * doc/invoke.texi: Remove documentation of %M spec.
5283 (init_spec): Remove %M suffix from -lgcc_s.
5284 (do_spec_1): Remove 'M' case.
5285 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
5286 to put shared libraries in the multilib directory. Remove the
5287 shlib_so_soname substitution variable. Don't add a multilib encoding
5288 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
5289 reported by -print-multi-os-directory. Pass @multilib_dir@ to
5290 SHLIB_INSTALL as well as SHLIB_LINK.
5291 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
5292 (SHLIB_NAME): Delete.
5293 (SHLIB_DIR): New macro.
5294 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
5295 (SHLIB_INSTALL): Adjust accordingly.
5296 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
5297 * config/t-slibgcc-sld: Likewise.
5298 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
5299 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
5300 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
5302 (SHLIBUNWIND_INSTALL): Adjust accordingly.
5303 * config/i386/t-nwld (SHLIB_SONAME): Delete.
5304 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
5305 Use @shlib_base_name@ instead of @shlib_so_name@.
5306 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
5307 and @shlib_base_name@.so in @multilib_dir@.
5308 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
5309 to the install path.
5310 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
5311 (SHLIB_LINK): Remove previous workaround.
5312 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
5313 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
5314 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
5316 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
5317 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
5318 (SHLIB_INSTALL): Adjust accordingly.
5319 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
5320 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
5321 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
5322 config/t-slibgcc-elf-ver.
5324 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
5325 Jakub Jelinek <jakub@redhat.com>
5327 PR tree-optimization/19828
5328 * tree-ssa-loop-im.c: Add a TODO comment.
5329 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
5330 without side-effects.
5332 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5334 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
5337 2005-02-18 James E. Wilson <wilson@specifixinc.com>
5339 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
5340 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
5341 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
5343 (ia64_reorg): Delete fixup_errata call.
5344 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
5345 (TARGET_SWITCHES): Delete -mb-step entry.
5347 2005-02-19 Jakub Jelinek <jakub@redhat.com>
5350 * c-typeck.c (composite_type): Handle quals in transparent unions.
5351 (type_lists_compatible_p): Likewise.
5353 2005-02-18 Stan Shebs <shebs@apple.com>
5355 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
5356 expressions in the .literal8 section.
5358 2005-02-18 Geoffrey Keating <geoffk@apple.com>
5360 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
5362 2005-02-18 Roger Sayle <roger@eyesopen.com>
5364 * fold-const.c (constant_boolean_node): Always create values of the
5365 specified type, don't bother calling truthvalue_conversion.
5367 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5369 * except.c (output_function_exception_table): Call
5370 assemble_external_libcall (eh_personality_libfunc).
5372 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5375 * config/ia64/ia64.h (struct machine_function): Add state_num.
5376 * config/ia64/ia64.c (process_epilogue,
5377 process_for_unwind_directive): Use new unwind state numbers each
5378 time rather than state 1.
5380 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
5383 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
5384 before the "*llgt_didi" pattern.
5386 2005-02-18 Jason Merrill <jason@redhat.com>
5388 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
5390 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
5392 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
5393 (div0): Use it in place of ARM_FUNC_ALIAS.
5394 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
5396 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
5399 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
5400 access, the lower bound of the array type if it exists.
5402 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
5405 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
5406 cases that are out-of-range for the index type.
5408 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5410 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
5411 (estimate_case_costs): Don't call convert.
5412 * expmed.c (expand_shift): Likewise.
5413 (make_tree): Call fold_convert instead of convert.
5415 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5418 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
5419 that ref to be marked MEM_READONLY_P doesn't have base that needs
5422 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5424 * genautomata.c (output_get_cpu_unit_code_func,
5425 output_cpu_unit_reservation_p): Don't generate old-style function
5428 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5431 PR tree-optimization/20009
5432 * convert.c (convert_to_integer): Revert 2005-02-16 change.
5434 PR tree-optimization/18947
5435 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
5436 inline, remove all nodes that are inlined into the extern inline
5439 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5441 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
5442 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
5443 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
5444 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
5447 2005-02-17 Roger Sayle <roger@eyesopen.com>
5449 PR tree-optimization/19917
5450 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
5451 to be potentially trapping.
5453 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5455 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
5457 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
5459 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
5460 tem becomes a local variable which is set to the value of the
5461 back end defined INITIAL_FRAME_ADDRESS macro.
5462 (expand_builtin_frame_address): Omit the base parameter to
5463 expand_builtin_return_addr.
5464 (expand_builtin_profile_func): Likewise.
5465 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
5466 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
5467 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
5469 2005-02-17 Jakub Jelinek <jakub@redhat.com>
5471 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
5472 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
5473 * config/frv/frv.c (frv_function_epilogue): Likewise.
5475 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
5477 * lambda-code (perfect_nestify): Remove mark/unmark
5479 * tree-loop-linear.c (linear_transform_loops): Add
5480 rewrite_into_ssa call so that ssa is correct for
5481 rewriting into loop closed.
5483 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
5485 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
5486 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
5488 * bt-load.c (btr_def_live_range, combine_btr_defs,
5489 migrate_btr_def, migrate_btr_defs): Likewise.
5490 * cfgcleanup.c (thread_jump): Likewise.
5491 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
5492 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
5493 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
5494 df_rd_local_compute, df_reg_info_compute): Likewise.
5495 * dominance.c (init_dom_info, free_dom_info): Likewise.
5496 * flow.c (init_propagate_block_info,
5497 free_propagate_block_info): Likewise.
5498 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
5499 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
5500 modify_reg_pav): Likewise.
5501 * loop-invariant.c (find_defs, find_invariant_insn,
5502 find_invariants, free_inv_motion_data): Likewise.
5503 * predict.c (tree_predict_by_opcode,
5504 estimate_bb_frequencies): Likewise.
5505 * stmt.c (expand_case): Likewise.
5506 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
5507 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
5508 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
5509 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
5510 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
5511 rewrite_ssa_into_ssa): Likewise.
5512 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5513 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
5514 analyze_edges_for_bb, perform_edge_inserts): Likewise.
5515 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
5516 * tree-sra.c (tree_sra): Likewise.
5517 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
5518 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
5519 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
5520 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
5521 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
5522 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
5524 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
5525 calculate_live_on_entry, calculate_live_on_exit,
5526 build_tree_conflict_graph): Likewise.
5527 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
5528 record_important_candidates, set_use_iv_cost, find_depends,
5529 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
5530 tree_ssa_iv_optimize_finalize): Likewise.
5531 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
5532 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
5533 tree_duplicate_loop_to_header_edge): Likewise.
5534 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
5535 * tree-ssa.c (verify_flow_insensitive_alias_info,
5536 verify_name_tags, verify_ssa, init_tree_ssa,
5537 delete_tree_ssa): Likewise.
5538 * tree-ssanames.c (marked_ssa_names, init_ssanames,
5539 fini_ssanames): Likewise.
5540 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
5542 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
5544 * config/rs6000/t-rtems: Completely reworked.
5546 2005-02-17 Ira Rosen <irar@il.ibm.com>
5548 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
5550 2005-02-17 Ira Rosen <irar@il.ibm.com>
5552 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
5553 POINTER_TYPE_P when checking that type is a pointer.
5554 (vect_get_memtag): Remove.
5555 (vect_address_analysis): Use POINTER_TYPE_P. Call
5556 vect_object_analysis with dummy parameter for memtag.
5557 (vect_object_analysis): Extract memtag (functionality that
5558 used to be in vect_get_memtag and moved here). Fix printings.
5559 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
5560 with correct parameters. Remove call to vect_get_memtag.
5562 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
5564 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
5565 (tree-vectorizer.o): Added missing dependencies.
5567 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
5569 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
5570 declaration in tree-vectorizer.c, now has an extern declaration in
5572 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5573 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
5574 get_vectype_for_scalar_type, vect_is_simple_use,
5575 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
5576 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
5577 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
5578 vectorizable_store, vectorizable_operation, vectorizable_assignment,
5579 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
5580 find_loop_location): Likewise.
5582 * tree-vectorizer.c (langhooks.h): #include removed.
5583 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
5584 moved to tree-vectorized.h.
5585 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5586 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
5587 get_vectype_for_scalar_type, vect_is_simple_use,
5588 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
5589 vect_supportable_dr_alignment, new_loop_vec_info,
5590 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
5591 vect_set_verbosity_level, find_loop_location): Likewise.
5593 (vect_analyze_loop): Function externalized. Declaration moved to
5594 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
5595 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
5596 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
5597 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
5598 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
5599 vect_enhance_data_refs_alignment, vect_analyze_operations,
5600 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
5601 vect_stmt_relevant_p, vect_get_loop_niters,
5602 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
5603 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
5604 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
5605 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
5606 vect_get_memtag): Likewise.
5608 (vectorizable_load): Function externalized. Declaration moved to
5609 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
5610 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
5611 vect_transform_loop): Likewise.
5612 (vect_transform_stmt): Moved to tree-vect-transform.c.
5613 (vect_align_data_ref, vect_create_destination_var,
5614 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
5615 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
5616 vect_get_vec_def_for_operand, vect_init_vector,
5617 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
5618 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
5619 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
5620 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
5621 vect_do_peeling_for_loop_bound): Likewise.
5623 * tree-vect-analyze.c: New file.
5624 * tree-vect-transform.c: New file.
5626 2005-02-17 Jason Merrill <jason@redhat.com>
5628 PR mudflap/19319, c++/19317
5629 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
5632 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
5634 * doc/install.texi (Specific): Update link for Darwin-specific
5637 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
5639 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
5640 constant_boolean_node.
5642 2005-02-16 David Edelsohn <edelsohn@gnu.org>
5645 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
5646 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
5648 2005-02-16 Richard Henderson <rth@redhat.com>
5651 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
5653 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
5654 replace uses with Wtype_MAXp1_F.
5655 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
5656 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
5657 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
5658 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
5659 and HAVE_TFMODE as appropriate.
5660 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
5661 (__floatdisf): Likewise.
5662 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
5663 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
5664 (Wtype_MAXp1_F): New.
5665 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
5666 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
5668 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
5671 * arm.c (arm_apply_result_size): New function.
5672 * arm.h (APPLY_RESULT_SIZE): Define.
5673 * arm-protos.h (arm_apply_result_size): Add prototype.
5674 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
5675 (movxf): New expand.
5676 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
5677 (call_value_symbol): Remove predicate for operand 0.
5678 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
5679 (untyped_call): Rework to correclty return values for any type.
5680 (untyped_return): New expand.
5681 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
5683 2005-02-16 Stan Shebs <shebs@apple.com>
5685 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
5686 * config/rs6000/t-darwin8: New, for 64-bit multilib.
5688 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5690 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
5691 configure settings on Solaris 7 and later.
5693 2005-02-16 Diego Novillo <dnovillo@redhat.com>
5695 PR tree-optimization/19865
5696 * tree-optimize.c (init_tree_optimization_passes): Run
5697 pass_may_alias after pass_sra.
5699 2005-02-16 Richard Henderson <rth@redhat.com>
5700 Stuart Hastings <stuart@apple.com>
5703 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
5704 Do nothing if debug info suppressed for this function.
5705 (dbxout_begin_function): Early exit if debug info suppressed for
5708 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
5711 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
5713 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5715 PR tree-optimization/19967
5716 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
5717 expand_builtin_strchr, expand_builtin_strrchr): Take a new
5718 argument TYPE. Adjust calls to fold_builtin_XXX.
5719 (expand_builtin, fold_builtin_1): Adjust calls to
5721 (fold_builtin_strchr, fold_builtin_strpbrk,
5722 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
5723 result to a requested type TYPE.
5725 2005-02-16 Jakub Jelinek <jakub@redhat.com>
5728 * fold-const.c (fold): Don't optimize (T)(x & cst) to
5729 (T)x & (T)cst if (T)cst overflows.
5730 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
5731 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
5733 2005-02-15 Jeff Law <law@redhat.com>
5735 * gcse.c (blocks_with_calls): New bitmap.
5736 (alloc_gcse_mem): Allocate it.
5737 (free_gcse_mem): Free it.
5738 (clear_modifY_mem_tables): Clear it.
5739 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
5740 when we encounter CALL_INSNs.
5741 (compute_transp, case MEM): Handle blocks with calls separate
5742 from blocks without calls. Use bitmap iterators rather than
5745 2005-02-15 Peter O'Gorman <peter@pogma.com>
5748 * mklibgcc.in (vis_hide): Use a temporary object file, not
5751 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
5754 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
5755 access optimization.
5757 2005-02-15 David Edelsohn <edelsohn@gnu.org>
5758 Alan Modra <amodra@bigpond.net.au>
5761 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
5762 (_xlqsub): Rename to __gcc_qsub.
5763 (_xlqmul): Rename to __gcc_qmul.
5764 (_xlqdiv): Rename to __gcc_qdiv.
5765 Provide versioned symbol aliases with old names.
5766 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
5767 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
5768 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
5769 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
5770 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
5772 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
5774 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
5775 Fold ~(A - 1) and ~(A + -1) to -A.
5777 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
5781 * config/host-linux.c (linux_gt_pch_use_address): Copy from
5782 config/pa/pa-host.c:pa_gt_pch_use_address.
5784 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
5786 * tree-vn.c (get_value_handle): Make sure that given an
5787 is_gimple_min_invariant expression, we always return it.
5789 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
5791 * passes.c (rest_of_handle_gcse): Fix a comment.
5793 2005-02-15 Jeff Law <law@redhat.com>
5795 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
5797 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
5798 (canon_list_insert, record_last_mem_set_info): Similarly.
5799 (clear_modify_mem_tables): Similarly.
5801 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
5803 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
5804 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
5805 config/mips/mips.md, config/rs6000/aix.h,
5806 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
5808 2005-02-15 Richard Henderson <rth@redhat.com>
5810 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
5811 call to be best_edge.
5813 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
5815 * basic-block.h: Adjust the prototype for find_basic_blocks.
5816 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
5817 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
5820 * flow.c (recompute_reg_usage): Remove all arguments.
5821 * passes.c (rest_of_compilation): Adjust the call to
5822 recompute_reg_usage.
5823 * rtl.h: Adjust the prototype for recompute_reg_usage.
5825 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
5827 * tree-dump.c (dump_files): Update to reflect new member
5829 (dump_register): Add new argument.
5831 (dump_switch_p_1): Check against glob name if doglob was passed.
5832 (dump_switch_p): Check against regular first, then glob if
5833 we didn't have any hits on the dump name.
5834 * tree-optimize.c (register_one_dump_file):
5835 Pass in glob name as well.
5836 * tree-pass.h (struct dump_file_info): Add glob
5839 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
5841 PR preprocessor/16323
5842 * doc/invoke.texi: Document that -Wendif-labels is on by default.
5844 2005-02-14 David Edelsohn <edelsohn@gnu.org>
5847 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
5848 (trunctfdf2_internal1): New.
5849 (trunctfdf2_internal2): Renamed from trunctfdf2.
5851 2005-02-14 Diego Novillo <dnovillo@redhat.com>
5853 PR tree-optimization/19853
5854 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
5856 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
5858 * passes.c (rest_of_handle_loop_optimize): Remove calls to
5859 delete_dead_jumptables and cleanup_cfg.
5861 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
5863 * reload.c (find_reloads): Swap address_reloaded flags when
5864 swapping commutative operands.
5866 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
5868 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
5869 Use standard_iv_increment_position for computing the bsi position
5871 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
5874 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
5877 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
5878 life range of hard registers.
5879 * value-prof.c (insn_prefetch_values_to_profile): Only
5882 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
5883 profile in libcalls.
5885 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
5887 * bitmap.h (bitmap_and_compl_into): Return bool.
5888 * bitmap.c (bitmap_and_compl_into): Return changed flag.
5890 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
5892 PR tree-optimization/19944
5893 * fold-const.c (fold): Re-add ABS_EXPR folding.
5895 2005-02-13 David Edelsohn <edelsohn@gnu.org>
5898 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
5899 {TARGET,MASK}_XL_COMPAT.
5900 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
5902 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
5903 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
5905 (rs6000_arg_partial_bytes): Same.
5906 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
5907 and XL compatibility enabled.
5908 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
5909 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
5910 test to final condition.
5911 (cmptf_internal2): New.
5912 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
5913 xl-compat. Add TFmode information to description.
5915 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
5917 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
5919 2005-02-13 Jason Merrill <jason@redhat.com>
5922 * fold-const.c (fold_indirect_ref_1): Split out from...
5923 (build_fold_indirect_ref): Here.
5924 (fold_indirect_ref): New fn.
5925 * tree.h: Declare it.
5926 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
5927 (gimplify_modify_expr_rhs): Likewise.
5928 (gimplify_expr): Likewise.
5930 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
5932 PR tree-optimization/14303
5933 PR tree-optimization/15784
5934 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
5935 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
5936 ABS_EXPR<x> != 0 to x != 0.
5938 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
5940 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
5941 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
5942 spelling conventions.
5944 * passes.c (rest_of_handle_gcse): Don't run cse_main and
5945 delete_trivially_dead_insns too many times.
5947 * passes.c (rest_of_handle_gcse): Remove dead assignments to
5950 2005-02-12 Ira Rosen <irar@il.ibm.com>
5952 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
5953 (vect_is_simple_iv_evolution): Remove redundant parameter
5955 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
5956 without last parameter.
5957 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
5958 Return pointer step. Call vect_is_simple_iv_evolution without
5959 last parameter. Check only that the step is multiple of size
5960 type. Remove stmt_vinfo updates.
5961 (vect_get_memtag_and_dr): Remove.
5962 (vect_get_memtag): New function.
5963 (vect_address_analysis): New function.
5964 (vect_object_analysis): New function.
5965 (vect_analyze_data_refs): Call vect_object_analysis and
5966 vect_get_memtag. Update stmt_vinfo fields.
5968 2005-02-12 Ira Rosen <irar@il.ibm.com>
5970 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
5971 exist and are objects. Remove checks for pointer.
5972 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
5973 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
5974 (vect_create_data_ref_ptr): Likewise.
5975 (vect_base_addr_differ_p): New function.
5976 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
5977 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
5978 Don't set the DR_BASE_NAME field of data-ref.
5979 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
5981 2005-02-12 Uros Bizjak <uros@kss-loka.si>
5983 * optabs.h (enum optab_index): Add new OTI_ldexp.
5984 (ldexp_optab): Define corresponding macro.
5985 * optabs.c (init_optabs): Initialize ldexp_optab.
5986 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
5988 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
5990 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
5991 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
5993 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
5994 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
5997 2005-02-12 Ira Rosen <irar@il.ibm.com>
5999 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
6001 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
6003 (vect_get_base_and_offset): Always return an address.
6004 (vect_create_addr_base_for_vector_ref): Remove treatment for
6005 different data reference types.
6006 (vect_compute_data_ref_alignment): Rename base to base_address in
6007 stmt_vec_info. Get the object in order to force its alignment.
6008 (vect_get_memtag_and_dr): Rename base to base_address in
6009 stmt_vec_info. Extract the object for memtag analysis.
6011 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
6013 PR regression/19898.
6014 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
6015 changes cc_status, use apply modified_in_p to part of cc_status
6016 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
6019 2005-02-11 Richard Henderson <rth@redhat.com>
6021 * tree-complex.c (expand_complex_libcall): New.
6022 (expand_complex_multiplication): Use it for c99 compliance.
6023 (expand_complex_division): Likewise.
6024 * fold-const.c (fold_complex_add, fold_complex_mult): New.
6026 * builtins.c (built_in_names): Remove const.
6027 * tree.c (build_common_builtin_nodes): Build complex arithmetic
6029 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
6030 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
6031 (built_in_names): Remove const.
6032 * c-common.c (c_common_type_for_mode): Handle complex modes.
6033 * flags.h, toplev.c (flag_complex_method): Rename from
6034 flag_complex_divide_method.
6035 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
6036 __mulsc3, __muldc3, __mulxc3, __multc3): New.
6037 * libgcc2.h: Declare them.
6038 * libgcc-std.ver: Export them.
6039 * mklibgcc.in (lib2funcs): Build them.
6041 2005-02-11 Steven Bosscher <stevenb@suse.de>
6043 PR tree-optimization/19876
6044 Partially revert my change from 2005-01-14
6045 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
6046 (compute_antic): ...and remove the loop here.
6048 2005-02-11 Jakub Jelinek <jakub@redhat.com>
6051 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
6052 is number of inner's bits, avoid creating a BIT_FIELD_REF.
6054 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
6055 crtend.o if -pie. Use %{x:a;:b} spec syntax.
6057 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
6059 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
6060 offsets for the big-endian 32-bit case.
6062 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
6064 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
6066 2005-02-11 Dale Johannesen <dalej@apple.com>
6068 * cselib.c (cselib_process_insn): Clear out regs where
6069 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
6070 * reload.c (find_equiv_reg): Ditto.
6072 2005-02-11 Ian Lance Taylor <ian@airs.com>
6074 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
6077 * tree.c (build_function_type_list): Work correctly if there are
6080 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
6082 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
6083 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
6084 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
6085 TARGET_ZARCH instead of TARGET_64BIT.
6087 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
6089 * config/rs6000/t-rtems:
6090 (MULTILIB_OPTIONS): Remove mcpu=602.
6091 (MUTLILIB_DIRNAMES): Remove m602.
6092 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
6093 Let mcpu=602 match mcpu=603.
6094 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
6096 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6098 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
6101 2005-02-10 David Daney <ddaney@avtrex.com>
6103 * config/alpha/linux-unwind.h: Add exception clause to copyright.
6104 * config/i386/linux-unwind.h: Likewise.
6105 * config/ia64/linux-unwind.h: Likewise.
6106 * config/mips/linux-unwind.h: Likewise.
6107 * config/pa/linux-unwind.h: Likewise.
6108 * config/rs6000/linux-unwind.h: Likewise.
6109 * config/s390/linux-unwind.h: Likewise.
6110 * config/sh/linux-unwind.h: Likewise.
6111 * config/sparc/linux-unwind.h: Likewise.
6113 2005-02-10 Steven Bosscher <stevenb@suse.de>
6115 PR tree-optimization/17549
6116 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
6117 TER to replace a DEF with its expression if the DEF and the
6118 rhs of the expression we replace into have the same root
6121 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
6123 * config/mips/mips.md: Fix the placement of the match_scratch in the
6126 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6128 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
6131 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
6133 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
6134 (strip_offset): Handle addresses.
6135 (add_address_candidates): Use strip_offset.
6136 (difference_cost): Reflect strip_offset change.
6137 (force_var_cost, difference_cost): Strip nops.
6139 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6141 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
6143 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
6144 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
6145 config/cris/cris-protos.h, config/cris/cris.c: Update
6148 2005-02-10 Jeff Law <law@redhat.com>
6150 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
6151 (lookup_avail_expr): Similarly.
6153 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
6155 * builtins.c (fold_builtin_powi): New function.
6156 (fold_builtin_1): Call it.
6158 2005-02-10 Steven Bosscher <stevenb@suse.de>
6160 PR documentation/19309
6161 * doc/cpp.texi: The __GNUC__ and related predefined macros
6162 are also defined for the "standalone" cpp.
6163 Some non-GCC compilers may also define __GNUC__.
6165 2005-02-10 Jakub Jelinek <jakub@redhat.com>
6168 * c-typeck.c (common_type): New routine. Old common_type renamed
6170 (c_common_type): ...this.
6171 (build_conditional_expr, build_binary_op): Use c_common_type instead
6174 2005-02-10 Steven Bosscher <stevenb@suse.de>
6176 * doc/md.texi: Replace @samp{length} with @code{length}.
6178 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
6180 PR tree-optimization/18687
6181 * tree-flow.h (find_loop_niter): Declare.
6182 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
6183 Try using scev even for loops with more than one exit.
6184 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
6185 (struct ivopts_data): Added niters field.
6186 (struct nfe_cache_elt): New.
6187 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
6189 (tree_ssa_iv_optimize_init): Initialize niters cache.
6190 (determine_number_of_iterations): Removed.
6191 (find_induction_variables): Do not call determine_number_of_iterations.
6192 Access niters for single exit through niter_for_single_dom_exit.
6193 (add_iv_outer_candidates): Access niters for single exit through
6194 niter_for_single_dom_exit.
6195 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
6196 number_of_iterations_cond.
6197 (iv_period): New function.
6198 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
6199 (may_replace_final_value): Take data argument. Use
6200 niter_for_single_dom_exit.
6201 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
6202 (rewrite_use_compare): Pass data to may_eliminate_iv.
6203 (rewrite_use_outer): Pass data to may_replace_final_value.
6204 (free_loop_data): Clean up the niters cache.
6205 (tree_ssa_iv_optimize_finalize): Free the niters cache.
6206 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
6207 * tree-ssa-loop-niter.c (find_loop_niter): New function.
6208 (find_loop_niter_by_eval): Use tree_int_cst_lt.
6209 (num_ending_zeros): Moved to tree.c.
6210 * tree.h (num_ending_zeros): Declare.
6211 * tree.c (num_ending_zeros): Moved from tree.c.
6213 2005-02-09 Richard Henderson <rth@redhat.com>
6215 * builtins.c (DEF_BUILTIN): Add COND argument.
6216 * tree.h (DEF_BUILTIN): Likewise.
6217 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
6218 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
6220 (DEF_BUILTIN_STUB): New.
6221 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
6222 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
6223 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
6224 * c-common.c (DEF_BUILTIN): Add COND argument.
6225 * tree.c (local_define_builtin): New.
6226 (build_common_builtin_nodes): New.
6228 2005-02-09 Roger Sayle <roger@eyesopen.com>
6230 * fold-const.c (fold_strip_sign_ops): New function to simplify a
6231 floating point expression ignoring the sign of the result.
6232 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
6233 (fold) <MULT_EXPR>: Use it to simplify x*x.
6234 * tree.h (fold_strip_sign_ops): Prototype here.
6235 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
6236 argument. Use fold_strip_sign_ops to simplify the first argument.
6237 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
6238 first argument when the second argument is an even integer
6239 constant, but only with -funsafe_math_optimizations.
6240 (fold_builtin_1): Update call to fold_builtin_copysign.
6242 2005-02-09 Ian Lance Taylor <ian@airs.com>
6245 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
6246 just check whether EH_FILTER_FAILURE falls through.
6248 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
6250 * gcc/haifa-sched.c (schedule_block): Make queued sched group
6251 insns return to ready list in the next turn.
6253 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6256 * builtins.def: New __builtin_powi[lf].
6257 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
6258 (expand_builtin_powi): New function.
6259 (expand_builtin): Dispatch to expand_builtin_powi.
6260 * libgcc2.h: Add prototypes for __builtin_powi[lf].
6261 * libgcc2.c: Add __builtin_powi[lf] implementation.
6262 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
6263 * optabs.h: Add powi_optab.
6264 * optabs.c (init_optabs): Initialize powi_optab.
6265 * doc/extend.texi: Document __builtin_powi[lf].
6267 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
6269 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
6272 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6275 * fold-const.c (try_move_mult_to_index): Remove redundant
6276 type argument. Create ADDR_EXPR with correct type.
6277 (fold): Update callers of try_move_mult_to_index. Convert
6278 result to the appropriate type.
6280 2005-02-09 Roger Sayle <roger@eyesopen.com>
6283 * config/avr/avr.c (default_rtx_costs): Delete.
6284 (avr_operand_rtx_cost): New function.
6285 (avr_rtx_costs): Completely rewrite.
6287 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
6290 * config/cris/cris.c (in_code): New variable.
6291 (cris_output_addr_const): Now a static function, a wrapper for
6293 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
6294 case from old cris_output_addr_const.
6295 (cris_asm_output_label_ref): Similar for LABEL_REF.
6296 (cris_output_addr_const_extra): Similar for UNSPEC.
6297 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
6298 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
6299 * config/cris/cris-protos.h (cris_output_addr_const): Remove
6301 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
6302 (cris_asm_output_label_ref): Declare.
6304 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
6306 PR preprocessor/19801
6307 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
6308 filenames that changed when libcpp was moved to the toplevel.
6310 2005-02-07 Roger Sayle <roger@eyesopen.com>
6312 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
6313 zero extensions of BImode operands. Call lowpart_subreg instead
6314 of gen_lowpart_common and gen_lowpart_SUBREG.
6316 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
6319 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
6320 * configure.ac: Set cc_for_cross_gnattools.
6321 * configure: Regenerate.
6323 2005-02-08 Alan Modra <amodra@bigpond.net.au>
6326 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
6328 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6331 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
6332 of nested functions.
6334 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
6336 * doc/extend.texi: Document deprecated extensions allowing
6337 static floating-point members to have initializers and allowing
6338 floating-point literals in integral constant expressions.
6340 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
6342 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
6343 config/darwin7.h, config/mips/mips.c,
6344 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
6347 * cse.c: Update comments.
6349 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
6352 * builtins.c (fold_builtin_sqrt): Transform
6353 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
6356 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
6357 Dorit Naishlos <dorit@il.ibm.com>
6359 * doc/invoke.texi (ftree-vectorizer-verbose): New.
6360 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
6361 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
6363 * tree.h (vect_set_verbosity_level): New extern function declaration
6365 * tree-vectorizer.h (verbosity_levels): New enum type.
6366 * tree-vectorizer.c (vect_debug_stats): Function removed.
6367 (vect_debug_details): Likewise.
6368 (vect_verbosity_level): Global variable was defined and initialized.
6369 (vect_dump): Global variable definition.
6370 (vect_print_dump_info): New function.
6371 (vect_set_dump_settings): New function.
6372 (vect_set_verbosity_level): New function.
6373 (vectorize_loops): Add call to vect_set_dump_settings.
6375 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
6376 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6377 (slpeel_tree_peel_loop_to_edge): Likewise.
6379 (vect_analyze_offset_expr): Call to vect_print_dump_info with
6380 appropriate verbosity level instead of call to vect_debug_details
6381 or vect_debug_stats.
6382 (vect_get_base_and_offset):
6383 (vect_create_addr_base_for_vector_ref):
6384 (get_vectype_for_scalar_type):
6385 (vect_create_data_ref_ptr):
6387 (vect_get_vec_def_for_operand):
6388 (vect_finish_stmt_generation):
6389 (vectorizable_assignment):
6390 (vectorizable_operation):
6391 (vectorizable_store):
6392 (vectorizable_load):
6393 (vect_transform_stmt):
6394 (vect_update_ivs_after_vectorizer):
6395 (vect_do_peeling_for_loop_bound):
6396 (vect_update_inits_of_drs):
6397 (vect_do_peeling_for_alignment):
6398 (vect_transform_loop):
6399 (vect_is_simple_use):
6400 (vect_analyze_operations):
6401 (vect_is_simple_iv_evolution):
6402 (vect_analyze_scalar_cycles):
6403 (vect_analyze_data_ref_dependence):
6404 (vect_analyze_data_ref_dependences):
6405 (vect_compute_data_ref_alignment):
6406 (vect_enhance_data_refs_alignment):
6407 (vect_analyze_data_refs_alignment):
6408 (vect_analyze_data_ref_access):
6409 (vect_analyze_data_ref_accesses):
6410 (vect_analyze_pointer_ref_access):
6411 (vect_get_memtag_and_dr):
6412 (vect_analyze_data_refs):
6413 (vect_mark_relevant):
6414 (vect_stmt_relevant_p):
6415 (vect_mark_stmts_to_be_vectorized):
6416 (vect_can_advance_ivs_p):
6417 (vect_get_loop_niters):
6418 (vect_analyze_loop_form):
6419 (vect_analyze_loop):
6420 (vectorize_loops): Likewise.
6422 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
6423 (vect_update_inits_of_drs):
6424 (vect_do_peeling_for_alignment):
6425 (vect_transform_loop):
6426 (vect_analyze_operations):
6427 (vect_analyze_scalar_cycles):
6428 (vect_analyze_data_ref_dependences):
6429 (vect_analyze_data_refs_alignment):
6430 (vect_analyze_data_ref_accesses):
6431 (vect_analyze_data_refs):
6432 (vect_mark_stmts_to_be_vectorized):
6433 (vect_get_loop_niters):
6434 (vect_analyze_loop_form):
6435 (vect_analyze_loop): Likewise.
6436 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
6438 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
6442 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
6443 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
6444 either -ffast-math or -funsafe-math-optimizations is in use.
6446 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
6447 * config/mips/irix-csr.c: New file.
6448 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
6449 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
6450 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
6453 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
6455 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
6456 redundant, incorrect definitions.
6458 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
6460 ("*tls_indirect_call"): New, reference hard regs directly.
6461 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
6463 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6465 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
6466 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
6468 2005-02-06 Roger Sayle <roger@eyesopen.com>
6470 PR rtl-optimization/19800
6471 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
6472 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
6475 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6477 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
6479 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
6482 * doc/invoke.texi: Correct documentation of -freorder-functions.
6484 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6487 * doc/invoke.texi: Don't mention gccbug.
6489 2005-02-06 Roger Sayle <roger@eyesopen.com>
6490 Andrew Pinski <pinskia@physics.uc.edu>
6491 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
6493 * simplify-rtx.c (simplify_relational_operation_1): Simplify
6494 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
6495 into just (zero_extract:SI FOO (const_int 1) BAR).
6497 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6499 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
6500 macro locally. Don't give last revision date. Use GCC version
6501 number from gcc-common.texi.
6502 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
6503 revision date. Use GCC version number from gcc-common.texi.
6504 Describe being a library as current state rather than as 3.x
6506 * doc/gcc.texi: Remove last update date.
6507 * doc/gccint.texi: Likewise. Update copyright dates.
6508 * doc/install.texi: Update copyright dates.
6510 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6513 * doc/invoke.texi: Mention for each option included in -Wall that
6514 it is included in -Wall.
6515 * doc/gcc.texi: Update copyright and last modification date.
6517 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6519 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
6520 unnecessary cast to original induction variable increments.
6522 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6524 PR tree-optimization/18219
6525 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
6526 in distributed form.
6528 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
6530 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
6531 Set bitpos and offset later in the function. Do nothing if the
6532 target is a register and if the bitfield lies completely outside
6534 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
6535 here. Return an uninitialised register if the source value is stored
6536 in a register and the bitfield lies completely outside that register.
6538 2005-02-06 Steven Bosscher <stevenb@suse.de>
6540 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
6543 2005-02-06 Marcin Dalecki <martin@dalecki.de>
6545 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
6547 2005-02-06 Geoffrey Keating <geoffk@apple.com>
6549 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
6550 * config/darwin8.h: New.
6551 * config/darwin7.h: Update comment.
6553 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6554 Dorit Naishlos <dorit@il.ibm.com>
6556 * tree-vectorizer.h (LOC): New type.
6557 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
6558 (loop_line_number): New field in struct _loop_vec_info.
6559 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
6561 * tree-vectorizer.c (input.h): Included.
6562 (find_loop_location): New function.
6563 (vect_debug_stats): Argument changed from loop to LOC. Computation of
6564 loop line number removed.
6565 (vect_debug_details): Likewise.
6566 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
6568 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
6569 call to vect_debug_details/stats changed from loop to loop_loc.
6570 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6571 (slpeel_tree_peel_loop_to_edge): Likewise.
6573 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
6574 changed from NULL to UNKNOWN_LOC.
6575 (vect_get_base_and_offset):
6576 (vect_create_addr_base_for_vector_ref):
6577 (get_vectype_for_scalar_type):
6578 (vect_create_data_ref_ptr):
6580 (vect_get_vec_def_for_operand):
6581 (vect_finish_stmt_generation):
6582 (vectorizable_assignment):
6583 (vectorizable_operation):
6584 (vectorizable_store):
6585 (vectorizable_load):
6586 (vect_transform_stmt):
6587 (vect_update_ivs_after_vectorizer):
6588 (vect_do_peeling_for_loop_bound):
6589 (vect_do_peeling_for_alignment):
6590 (vect_transform_loop):
6591 (vect_is_simple_use):
6592 (vect_analyze_operations):
6593 (vect_is_simple_iv_evolution):
6594 (vect_analyze_scalar_cycles):
6595 (vect_analyze_data_ref_dependences):
6596 (vect_compute_data_ref_alignment):
6597 (vect_enhance_data_refs_alignment):
6598 (vect_analyze_data_ref_access):
6599 (vect_analyze_data_ref_accesses):
6600 (vect_analyze_pointer_ref_access):
6601 (vect_get_memtag_and_dr):
6602 (vect_analyze_data_refs):
6603 (vect_mark_relevant):
6604 (vect_stmt_relevant_p):
6605 (vect_mark_stmts_to_be_vectorized):
6606 (vect_can_advance_ivs_p):
6607 (vect_get_loop_niters):
6608 (vect_analyze_loop):
6609 (vectorize_loops): Likewise.
6611 (vectorizable_load): Argument in call to vect_debug_details/stats
6612 changed from loop to LOOP_LOC (loop_vinfo).
6613 (vect_transform_loop):
6614 (vect_analyze_operations):
6615 (vect_analyze_scalar_cycles):
6616 (vect_analyze_data_ref_dependence):
6617 (vect_enhance_data_refs_alignment):
6618 (vect_analyze_data_ref_accesses):
6619 (vect_analyze_pointer_ref_access):
6620 (vect_analyze_data_refs):
6621 (vect_analyze_loop): Likewise.
6623 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
6624 changed from loop to loop_loc.
6626 (vect_enhance_data_refs_alignment): Removed unused variable loop.
6628 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6629 Dorit Naishlos <dorit@il.ibm.com>
6631 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
6633 (vect_analyze_data_ref_dependences): Likewise.
6635 (vect_is_simple_use): Argument changed from loop structure to
6636 loop_vect_info structure.
6637 (vect_can_advance_ivs_p): Likewise.
6638 (vect_create_index_for_vector_ref): Likewise.
6639 (vect_update_ivs_after_vectorizer): Likewise.
6640 (new_stmt_vec_info): Likewise.
6642 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
6643 changed from loop to loop_vinfo.
6644 (vect_create_data_ref_ptr): First argument in call to
6645 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
6646 (vectorizable_assignment): Second argument in call to vect_is_simple_use
6647 was changed from loop to loop_vinfo.
6648 (vectorizable_operation): Likewise.
6649 (vectorizable_store): Likewise.
6650 (vect_mark_stmts_to_be_vectorized): Likewise.
6651 (vect_do_peeling_for_loop_bound): First argument in call to
6652 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
6653 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
6654 was changed from loop to loop_vinfo.
6655 (vect_analyze_data_ref_dependences): Third argument in call to
6656 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
6658 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
6659 (vect_create_data_ref_ptr): Likewise.
6660 (vect_init_vector): Likewise.
6661 (vect_get_vec_def_for_operand): Likewise.
6662 (vectorizable_assignment): Likewise.
6663 (vectorizable_operation): Likewise.
6664 (vectorizable_store): Likewise.
6665 (vectorizable_load): Likewise.
6666 (vect_update_ivs_after_vectorizer): Likewise.
6667 (vect_is_simple_use): Likewise.
6668 (vect_analyze_data_ref_dependence): Likewise.
6669 (vect_analyze_pointer_ref_access): Likewise.
6670 (vect_can_advance_ivs_p): Likewise.
6672 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
6673 before _stmt_vec_info.
6674 (_stmt_vec_info): Loop field replaced by loop_vec_info.
6675 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
6676 (new_stmt_vec_info): Argument changed from loop structure to
6677 loop_vect_info structure
6679 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
6680 (vect_analyze_offset_expr): Avoid 80 columns overflow.
6681 (vect_create_addr_base_for_vector_ref): Likewise.
6682 (vect_analyze_pointer_ref_access): Likewise.
6684 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6687 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
6688 phi flag if the phi is abnormal.
6690 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6693 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
6694 information for the new statement.
6696 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
6699 * gcc.c (main): Include the target in -v output.
6701 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
6703 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
6704 Do not drop the extend if we'd have to add a paradoxical subreg
6705 later. Include optabs.h and insn-codes.h.
6706 * Makefile.in (combine.o): Depend on $(OPTABS_H).
6708 2005-02-02 Roger Sayle <roger@eyesopen.com>
6711 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
6712 * fold-const.c (const_binop): Avoid constant folding floating
6713 point operations in modes that use composite representations.
6714 * simplify-rtx.c (simplify_binary_operation): Likewise.
6716 2005-02-02 Geoffrey Keating <geoffk@apple.com>
6718 * config/rs6000/altivec.md (altivec_dst): Make the first operand
6720 (altivec_dstt): Likewise.
6721 (altivec_dstst): Likewise.
6722 (altivec_dststt): Likewise.
6723 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
6726 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6728 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
6729 EXPR_LOCUS from orig_cond to the new cond_stmt.
6730 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
6733 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6735 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
6736 standard_iv_increment_position. Remove call to bsi_next
6737 (no need to bump the iterator anymore).
6738 (vect_create_index_for_vector_ref): Call
6739 standard_iv_increment_position. Remove second function argument.
6740 (vect_finish_stmt_generation): Remove call to bsi_next
6741 (no need to bump the iterator anymore).
6742 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
6743 to vect_create_index_for_vector_ref.
6745 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6747 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
6748 phis are used out of the loop.
6750 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
6753 * c-decl.c (undef_nested_function): New variable.
6754 (pop_scope): Diagnose undefined nested functions.
6755 (finish_function): Don't attempt cgraph processing or genericizing
6756 if current top-level function contained an undefined nested
6757 function. Reset undef_nested_function at the end of a top-level
6760 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
6762 * tree.c (build_int_cst_type): Take sign of the value into account
6763 when deciding whether sign extend the value.
6765 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6768 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
6769 (cpp_options, cc1_options): Change %{std*&ansi} to
6770 %{std*&ansi&trigraphs}.
6772 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
6774 * cse.c: Update comments.
6776 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
6778 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
6779 arguments go on the stack. Do not put complex doubles in odd/even
6782 2005-02-02 Steven Bosscher <stevenb@suse.de>
6784 * doc/invoke.texi: Update the options enabled at -O1, -O2,
6785 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
6786 -ftree-pre, and -fthread-jumps.
6788 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
6790 PR tree-optimization/19578
6791 * tree-flow.h (modified_noreturn_calls): Declare.
6792 (noreturn_call_p): Declare.
6793 * tree-flow-inline.h (noreturn_call_p): New function.
6794 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
6795 * tree-cfg.c (modified_noreturn_calls): New variable.
6796 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
6797 that contain a mid-block noreturn call.
6798 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
6800 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
6802 * df.c (df_def_record_1, df_uses_record): Don't use
6804 * df.h (DF_FOR_REGALLOC): Remove.
6806 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6809 * c-typeck.c (really_start_incremental_init): Reset
6810 constructor_max_index for arrays of incomplete type.
6812 2005-02-02 Jeff Law <law@redhat.com>
6814 * gcse.c (struct reg_set): Store the block index where the register
6815 was set rather than the setting insn.
6816 (record_one_set, compute_transp): Corresponding changes.
6817 (pre_insert_copy_insn): Do not call replace_one_set.
6818 (replace_one_set): Remove.
6820 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6823 * doc/gcov.texi: Fix typo.
6825 2005-02-01 Richard Henderson <rth@redhat.com
6828 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
6829 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
6831 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
6832 * config/i386/i386-protos.h: Update.
6834 2005-02-01 Steven Bosscher <stevenb@suse.de>
6836 PR tree-optimization/19217
6837 * tree-cfg.c (verify_expr): Use the data field to see if TP was
6838 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
6839 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
6840 that it is walking a PHI node.
6842 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
6844 * doc/extend.texi (Nested Functions): Update.
6846 2005-02-01 Richard Henderson <rth@redhat.com>
6849 * optabs.c (expand_copysign_absneg): Export.
6850 * optabs.h (expand_copysign_absneg): Declare.
6851 * config/rs6000/rs6000.md (copysigntf3): New.
6853 2005-02-01 Diego Novillo <dnovillo@redhat.com>
6855 PR tree-optimization/19633
6856 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
6857 * tree-ssa-alias.c (init_alias_info): Initialize.
6858 (merge_pointed_to_info): Set.
6859 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
6860 (dump_points_to_info_for): Show value of pt_null.
6861 (struct count_ptr_d): Declare.
6862 (find_ptr_dereference): Remove.
6863 (ptr_is_dereferenced_by): Remove.
6864 (count_ptr_derefs): New local function.
6865 (count_uses_and_derefs): New local function.
6866 (compute_points_to_and_addr_escape): Call it. If the number
6867 of dereferences is greater than zero, mark the pointer as
6868 dereferenced. If there are fewer dereferences than uses of
6869 the pointer, the pointer's value escapes.
6871 2005-02-01 Diego Novillo <dnovillo@redhat.com>
6873 PR tree-optimization/19670
6874 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
6876 (verify_use): ... set it here, instead.
6878 2005-02-01 Janis Johnson <janis187@us.ibm.com>
6880 * doc/sourcebuild.texi (Test directives): Fix formatting.
6882 * doc/sourcebuild.texi (Test directives): Describe selector
6885 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
6887 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
6888 specific 64-bit CPUs.
6890 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
6893 * arm.c (arm_eliminable_register): New function.
6894 (adjacent_mem_locations): Don't allow eliminable registers. Use
6895 HOST_WIDE_INT for address offsets.
6896 * arm-protos.h (arm_eliminable_register): Add prototype.
6898 2005-02-01 Steven Bosscher <stevenb@suse.de>
6900 PR optimization/15242
6901 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
6902 * basic-block.h (duplicate_computed_gotos): Add prototype.
6903 * bb-reorder.c (duplicate_computed_gotos): New function to
6904 duplicate sufficiently small blocks ending in a computed jump.
6905 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
6906 if not optimizing for size.
6907 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
6908 never do tail merging for blocks ending in a computed jump.
6909 * doc/invoke.texi: Document the max-goto-duplication-insns param.
6911 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
6913 Patch from Richard Sandiford <rsandifo@redhat.com>
6914 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
6915 from inheriting a subreg equivalence with a non-spill register.
6917 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
6919 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
6921 * config/frv/frv.c (movcc_fp_destination_operand): New.
6922 (gpr_or_memory_operand): Fix typo in comment.
6923 (gpr_or_memory_operand_with_scratch): New.
6924 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
6925 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
6926 movcc_fp_destination_operand.
6927 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
6928 Legitimize memory addresses using a scratch register.
6930 2005-01-31 Jeff Law <law@redhat.com>
6932 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
6933 bitmap a sparse bitmap instead of a simple bitmap.
6934 (mark_def_sites_initialize_block): Corresponding changes.
6935 (ssa_mark_def_sites_initialize_block): Likewise.
6936 (ssa_mark_phi_uses): Likewise.
6937 (mark_def_site, ssa_mark_def_sites): Likewise.
6938 (mark_def_site_blocks): Likewise.
6939 (rewrite_ssa_into_ssa): Likewise.
6941 * tree-ssa-dom.c (record_cond): Pass correct variable type
6942 for last argument to htab_find_slot_with_hash.
6944 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
6945 effects when optimizing 0 % X. Do not try to optimize X % 0.
6947 2005-01-31 James E. Wilson <wilson@specifixinc.com>
6949 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
6952 2005-02-01 Eric Christopher <echristo@redhat.com>
6954 * config/mips/mips.c (override_options): Warn if -mint64
6956 * doc/invoke.texi (MIPS Options): Document that -mint64 is
6959 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
6961 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
6963 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
6964 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
6965 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
6966 (cached_regno): Initialize to INVALID_REGNUM.
6967 (cse_reg_info_table_size,
6968 cse_reg_info_table_first_uninitialized,
6969 cse_reg_info_timestamp): New.
6970 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
6972 (init_cse_reg_info, get_cse_reg_info_1): New.
6973 (get_cse_reg_info): Cache the last look-up.
6974 (new_basic_block): Update the code to clear mappings from
6975 registers to cse_reg_info entries.
6976 (cse_main): Call init_cse_reg_info.
6978 * cse.c (get_cse_reg_info): Update a comment.
6980 2005-01-31 Steven Bosscher <stevenb@suse.de>
6983 * c-decl.c (start_decl): Do not warn about arrays of elements with
6984 an incomplete type here.
6985 (grokdeclarator): Do it here by making a pedwarn an error.
6986 * c-typeck.c (push_init_level): If there were previous errors with
6987 the constructor type, do not warn about braces for initializers.
6988 (process_init_element): Likewise for excess initializer elements.
6990 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
6992 * cse.c (delete_trivially_dead_insn): Don't iterate.
6994 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
6996 * config/rs6000/rs6000.md (copysignsf3): New expand.
6997 (copysigndf3): Likewise.
6999 2005-01-31 Steven Bosscher <stevenb@suse.de>
7001 * recog.c (constrain_operands): Only look for earlyclobber operand
7002 conflicts if an '&' constraint was seen.
7004 2005-01-31 Marc Espie <espie@openbsd.org>
7006 * config.gcc: Don't include embedded systems fragment, switches default
7007 debugging format to ELF.
7008 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
7009 longer pick it up there.
7011 2005-01-31 Dale Johannesen <dalej@apple.com>
7013 * doc/extend.texi (nested functions): Fix linkage description.
7014 Clarify that static is not allowed.
7016 2005-01-31 Dale Johannesen <dalej@apple.com>
7018 * config/rs6000/darwin.md (movsf_low_di): Make work.
7019 (movdf_low_di): Make work.
7021 2005-01-31 Dale Johannesen <dalej@apple.com>
7023 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
7024 Make work for 64 bit.
7026 2005-01-31 Roger Sayle <roger@eyesopen.com>
7027 Dale Johannesen <dalej@apple.com>
7030 * fold-const.c (fold_binary_op_with_conditional_arg):
7031 Make types match original operands, before STRIP_NOPS.
7033 2005-01-31 Alan Modra <amodra@bigpond.net.au>
7035 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
7036 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
7037 (struct gcc_sigcontext): Delete. Merge contents to..
7038 (struct gcc_ucontext): ..here.
7039 (get_sigcontext): Delete.
7040 (get_regs): New function, like get_sigcontext but return regs ptr.
7041 64-bit version finds regs from r1 to support vdso.
7042 (ppc_linux_aux_vector): New function.
7043 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
7046 2005-01-31 Ira Rosen <irar@il.ibm.com>
7048 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
7050 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
7051 redundant fold. Fix misalignment for MINUS_EXPR.
7052 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
7053 (vect_analyze_pointer_ref_access): Likewise.
7054 (vect_get_memtag_and_dr): Likewise.
7056 2005-01-31 Richard Henderson <rth@redhat.com>
7058 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
7059 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
7060 absnegdf2_i387, absnegxf2_i387): Likewise.
7062 2005-01-31 Richard Henderson <rth@redhat.com>
7065 * optabs.c (expand_copysign_absneg): New.
7066 (expand_copysign_bit): Split out from ...
7067 (expand_copysign): ... here. Use expand_copysign_absneg.
7069 2005-01-30 Roger Sayle <roger@eyesopen.com>
7072 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
7073 constant as the second operand and a register as the third.
7075 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
7078 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
7079 that dllimport'd functions do not use all call-clobbered registers
7082 2005-01-30 Richard Henderson <rth@redhat.com>
7085 * optabs.c (expand_absneg_bit): Split out from expand_unop and
7086 expand_abs_nojump and generalize. Use operand_subword and
7087 emit_no_conflict_block. Support large modes.
7088 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
7090 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
7091 negation to subtraction.
7092 (expand_copysign): Check that the format has signed zeros.
7093 Use operand_subword and emit_no_conflict_block. Support large modes.
7095 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
7097 Fix PR tree-optimization/19624
7099 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
7100 * tree-ssa-pre.c: Add cfgloop.h.
7102 (pre_stats): New member, constified.
7103 (inserted_exprs): New static variable.
7104 (NECESSARY): New macro.
7105 (create_expression_by_pieces): Fold the expression, and
7106 mark it as defaulting to not necessary. Also put in
7108 (fully_constant_expression): New function.
7109 (insert_into_preds_of_block): Modify to not insert phis when we
7110 are playing with induction variables.
7111 Push phis onto the inserted_exprs vector, and mark them as not
7112 necessary by default.
7113 (insert_aux): Call fully_constant_expression on eprime.
7114 If all edges produce the same value, mark it constant.
7115 (mark_operand_necessary): New function.
7116 (remove_dead_inserted_code): New function.
7117 (init_pre): Init loop optimizer to get loop info.
7118 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
7119 (execute_pre): Commit edge inserts, then remove dead code.
7121 2005-01-30 Richard Henderson <rth@redhat.com>
7123 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
7124 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
7126 2005-01-30 Richard Henderson <rth@redhat.com>
7129 * config/i386/i386.c (ix86_expand_copysign): New.
7130 (ix86_split_copysign_const): New.
7131 (ix86_split_copysign_var): Rename from ix86_split_copysign,
7132 rearrange op1/nmask operands.
7133 * config/i386/i386-protos.h: Update.
7134 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
7135 (copysigndf3): Likewise.
7136 (copysignsf3_const, copysigndf3_const): New.
7137 (copysignsf3_var): Rename from copysignsf3, split out splitter
7138 and fix split predicate for X constraint.
7139 (copysigndf3_var): Similarly.
7141 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
7143 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
7144 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
7145 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
7147 2005-01-29 Richard Henderson <rth@redhat.com>
7150 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
7151 of # and * in constraints.
7153 2005-01-29 Richard Henderson <rth@redhat.com>
7156 * expr.c (store_field): Don't strip sub-mode cast when the input
7157 data is even smaller.
7159 2005-01-29 Richard Henderson <rth@redhat.com>
7162 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
7165 2005-01-29 Richard Henderson <rth@redhat.com>
7167 * combine.c (make_field_assignment): Fix argument order
7170 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
7172 PR tree-optimization/15791
7173 * fold-const.c (extract_array_ref): New function.
7174 (fold): Fold comparisons between &a[i] and &a[j] or
7175 semantically equivalent trees.
7177 2005-01-29 Jeff Law <law@redhat.com>
7179 * gcse.c (insert_expr_in_table): Revamp handling of available
7180 and anticipatable occurrence lists to avoid unnecessary list
7182 (insert_set_in_table): Similarly.
7184 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
7186 * c-common.c (fix_string_type): Just use c_build_qualified_type to
7188 (c_build_qualified_type): Build qualified array types with
7189 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
7190 * c-decl.c (c_make_fname_decl): Build unqualified array type
7191 before qualified type.
7192 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
7193 type is qualified, not just if type itself is. Don't apply
7194 qualifiers to array type when declarator is processed. Apply
7195 qualifiers to field type whether or not it is an array type.
7196 Don't handle array types specially for applying qualifiers to
7198 * c-typeck.c (composite_type): Build unqualified element type and
7199 array type when forming composite of array types.
7200 (common_pointer_type, comptypes, comp_target_types,
7201 type_lists_compatible_p, build_indirect_ref, build_array_ref,
7202 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
7204 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
7205 (args2) in variables a1 and a2.
7207 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
7209 * cse.c (n_elements_made, max_elements_made): Remove.
7210 (insert): Don't touch n_elements_made.
7211 (cse_main): Don't touch n_elements_made or max_elements_made.
7213 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
7216 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
7217 configuration part of dp-bit.c to be lost.
7219 2005-01-28 Roger Sayle <roger@eyesopen.com>
7221 * expmed.c (expand_mult_highpart_optab): When attempting to use
7222 a non-widening multiplication in a wider mode, the operands need
7223 to be converted (zero or sign extended) to that mode.
7225 2005-01-28 Ian Lance Taylor <ian@airs.com>
7229 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
7230 through if both operands fall through.
7232 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7234 * cse.c (fold_rtx) <PC>: Don't optimize.
7236 2005-01-28 Jeff Law <law@redhat.com>
7238 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
7239 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
7241 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7243 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
7244 cse_reg_info_used_list_end): Remove.
7245 (cse_reg_info_list, cse_reg_info_list_free): New.
7246 (get_cse_reg_info): When allocating an instance of
7247 cse_reg_info, add it to the beginning of the cse_reg_info_list
7248 list. Remove code to maintain cse_reg_info_used_list.
7249 (new_basic_block): Reset the free list to the beginning of
7252 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
7254 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
7255 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
7256 (frv_expand_mdpackh_builtin): New function.
7257 (frv_expand_builtin): Use it to expand __MDPACKH.
7258 * doc/extend.texi (__MDPACKH): Update documentation.
7260 2005-01-28 Uros Bizjak <uros@kss-loka.si>
7262 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
7263 SSE_FLOAT_MODE_P for use_sse computation.
7265 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
7268 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
7270 2005-01-27 Richard Henderson <rth@redhat.com>
7272 * builtins.c (expand_builtin_copysign): New.
7273 (expand_builtin): Call it.
7274 * genopinit.c (optabs): Add copysign_optab.
7275 * optabs.c (init_optabs): Initialize it.
7276 (expand_copysign): New.
7277 * optabs.h (OTI_copysign, copysign_optab): New.
7278 (expand_copysign): Declare.
7280 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
7281 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
7283 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
7284 (ix86_expand_fp_absneg_operator): ... here.
7285 (ix86_split_copysign): New.
7286 * config/i386/i386-protos.h: Update.
7287 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
7288 (copysignsf3, copysigndf3): New.
7290 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
7291 (copysignsf3, ncopysignsf3): New.
7292 (copysigndf3, ncopysigndf3): New.
7293 (copysignxf3, ncopysignxf3): New.
7294 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
7296 2005-01-27 Arend Bayer <arend.bayer@web.de>
7297 Kazu Hirata <kazu@cs.umass.edu>
7299 * cse.c: (find_best_addr): Don't call copy_rtx before calling
7300 fold_rtx. Save cost recomputation if fold_rtx did nothing.
7301 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
7304 2005-01-27 Jeff Law <law@redhat.com>
7306 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
7307 definitions of SSA_NAMEs which are not being rewritten.
7308 (rewrite_ssa_into_ssa): Only initialize the current definition
7309 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
7310 If checking is enabled, assert that SSA_NAME_AUX is clear for all
7311 SSA_NAMEs before returning.
7313 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
7315 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
7316 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
7317 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
7318 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
7319 config/mips/iris6.h, config/sh/sh.c: Update copyright.
7321 2005-01-27 Steven Bosscher <stevenb@suse.de>
7324 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
7325 higher to -O2 and higher. Likewise for tree PRE.
7326 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
7329 2005-01-27 Ian Lance Taylor <ian@airs.com>
7332 * gimple-low.c (try_catch_may_fallthru): New static function.
7333 (block_may_fallthru): Handle TRY_CATCH_EXPR.
7334 * tree-inline.c (expand_call_inline): Don't warn about reaching
7335 the end of a non-void function being inlined if the function uses
7338 2005-01-27 Jakub Jelinek <jakub@redhat.com>
7340 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
7343 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
7344 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
7345 (implicitly_declare): Handle error_mark_node.
7347 2005-01-27 Richard Henderson <rth@redhat.com>
7350 * tree.h (struct tree_decl): Add debug_expr_is_from.
7351 (DECL_DEBUG_EXPR_IS_FROM): New.
7352 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
7353 * dwarf2out.c (dwarf2out_var_location): Update to match.
7354 * tree-outof-ssa.c (create_temp): Likewise.
7355 * var-tracking.c (track_expr_p): Likewise.
7356 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
7357 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
7358 * toplev.c (default_tree_printer): Likewise.
7360 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
7362 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
7363 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
7365 2005-01-27 Steven Bosscher <stevenb@suse.de>
7367 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
7368 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
7369 ASM_CLOBBERS): Add tree checks.
7371 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
7372 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
7373 * c-common.def (SWITCH_STMT): Update to match.
7374 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
7375 macros instead of SWITCH_EXPR ones.
7376 * c-dump.c (c_dump_tree): Likewise.
7377 * c-gimplify.c (gimplify_switch_stmt): Likewise.
7378 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
7380 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
7382 2005-01-27 Alan Modra <amodra@bigpond.net.au>
7384 * unwind-dw2.c (execute_stack_op): Add missing cases for
7385 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
7387 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
7389 * config.gcc (Obsolete configurations): Remove 'dummy', add
7390 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
7393 2005-01-26 Diego Novillo <dnovillo@redhat.com>
7395 PR tree-optimization/19633
7396 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
7398 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
7399 are no call-clobbered variables.
7400 * tree-outof-ssa.c (check_replaceable): Return false for calls
7403 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
7405 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
7406 even for variables with NULL DECL_INITIAL.
7408 2005-01-26 Stuart Hastings <stuart@apple.com>
7410 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
7412 2005-01-26 Richard Henderson <rth@redhat.com>
7415 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7417 * expr.c (store_field): Strip conversions to odd-bit-sized types
7418 if the destination field width matches.
7420 2005-01-26 Richard Henderson <rth@redhat.com>
7422 * c-decl.c, expmed.c, expr.c: Revert last change.
7424 2005-01-26 Richard Henderson <rth@redhat.com>
7427 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7429 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
7430 if we don't need the bits above those present in the current mode.
7431 * expr.c (store_field): Strip conversions to odd-bit-sized types
7432 if the destination field width matches.
7434 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
7436 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
7437 either -ffast-math or -funsafe-math-optimizations is in use.
7439 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
7443 * config/avr/avr.c (notice_update_cc): Only set condition code for
7444 ashrqi3 if shift count > 0.
7445 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
7446 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
7447 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
7448 count <= 0 as a no-op, and shift count >= width by copying zero
7449 or sign bit to all bits of the result.
7450 * config/avr/avr.md (all shifts): Add alternatives for zero shift
7451 count, with attribute "length" set to 0 and "cc" set to "none".
7453 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7455 * doc/invoke.texi: Document -mTLS.
7457 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
7458 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
7459 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
7460 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
7461 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
7462 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
7463 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
7464 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
7466 * configure.ac: Check for a TLS capable gas.
7468 * configure: Regenerate.
7470 2005-01-26 Richard Henderson <rth@redhat.com>
7473 * combine.c (make_field_assignment): Simplify store to zero_extract
7474 from a source with an overlapping mask.
7476 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7478 2004-11-11 Eric Christopher <echristo@redhat.com>
7480 * config/frv/frv.md: Add fr400_integer automaton. Don't
7481 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
7484 2005-01-26 Steven Bosscher <stevenb@suse.de>
7487 * cfgbuild.c (make_edges): Do not clear or set
7488 current_function_has_computed_jump.
7489 * function.h (struct function): Remove the has_computed_jump field.
7490 (current_function_has_computed_jump): Do not define.
7491 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
7492 in a computed jump. Ignore current_function_has_computed_jump.
7494 2005-01-26 Richard Henderson <rth@redhat.com>
7497 * expr.c (categorize_ctor_elements): New argument p_must_clear.
7498 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
7500 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
7501 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
7502 objects into static storage if they have more than one non-zero value.
7503 * tree.h (categorize_ctor_elements): Update decl.
7505 2005-01-26 Steven Bosscher <stevenb@suse.de>
7508 * tree.h (CALL_EXPR_TAILCALL): Add comment.
7509 * calls.c (check_sibcall_argument_overlap_1): Revert the change
7510 to this function from 2004-07-10.
7511 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
7512 the current function for tail call optimizations if the address
7513 of one of it its arguments is taken.
7515 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
7517 * cse.c (fold_rtx): Call equiv_constant only when necessary.
7519 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
7521 * function.c (expand_function_end): If current_function_calls_alloca,
7522 emit stack restore in a place that is reached when the function falls
7525 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
7527 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
7528 rule to avoid matching inappropriate suffix rule.
7530 2005-01-26 Jan Hubicka <jh@suse.cz>
7532 PR tree-optimization/19241
7533 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
7535 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
7537 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
7538 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
7540 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
7541 <sim*>: Always use crt1.o, regardless of N in simN.
7542 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
7543 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
7544 (CRT_CALL_STATIC_FUNCTION): Remove.
7545 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
7546 use crt1.o, regardless of N in simN.
7547 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
7548 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
7549 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
7550 case isystem setting.
7551 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
7553 2005-01-25 Ian Lance Taylor <ian@airs.com>
7555 * gimple-low.c (block_may_fallthru): Correct handling of
7556 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
7558 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
7560 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
7561 handlers to match indentation; nested under the mtune=* handler.
7562 Similar for mcpu= and march=.
7564 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
7566 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
7567 * config/mips/linux64.h (LIB_SPEC): Likewise.
7568 * config/mn10300/linux.h (LIB_SPEC): Likewise.
7569 * config/sh/linux.h (LIB_SPEC): Likewise.
7571 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
7573 * config/frv/frv.c (frv_legitimize_tls_address): New.
7574 (TARGET_HAVE_TLS): Define.
7575 (FRV_SYMBOL_REF_TLS_P): Define.
7576 (frv_override_options): Handle new register classes.
7577 (frv_legitimate_address_p): Reject tls addresses.
7578 (frv_legitimize_address): Handle TLS addresses.
7579 (gen_inlined_tls_plt): New.
7581 (frv_legitimize_tls_address): New.
7582 (unspec_got_name): Add TLS entries.
7583 (got12_operand): Add R_FRV_TLSMOFF12 case.
7584 (frv_emit_move): Fixup TLS addresses.
7585 (frv_emit_movsi): Legitimize TLS addresses.
7587 * config/frv/frv.h (MASK_BIG_TLS): New.
7588 (TARGET_BIG_TLS): New.
7589 (HAVE_AS_TLS): Define.
7590 (TARGET_SWITCHES): Add -mTLS and -mtls options.
7591 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
7592 (REG_CLASS_NAMES): Same.
7593 (REG_CLASS_CONTENTS): Same.
7594 (CONSTRAINT_LEN): New.
7595 (REG_CLASS_FROM_CONSTRAINT): New.
7596 (PREDICATE_CODES): Add symbolic_operand.
7598 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
7599 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
7600 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
7601 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
7602 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
7603 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
7604 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
7605 GR9_REG, GR14_REG, LRREG.
7606 (type): Add load_or_call attribute.
7607 ("load_or_call"): New reservation.
7608 ("call_gettlsoff"): New.
7609 ("tls_indirect_call"): New.
7610 ("tls_load_gottlsoff12"): New.
7611 ("tlsoff_hilo"): New.
7612 ("tls_tlsdesc_ldd"): New.
7613 ("tls_tlsoff_ld"): New.
7616 * config/frv/frv-protos.h (symbolic_operand): Protoize.
7618 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
7620 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
7621 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
7622 * config/frv/frv.c (TLS_BIAS): Define.
7623 (frv_output_dwarf_dtprel): New.
7625 2005-01-26 Jakub Jelinek <jakub@redhat.com>
7627 PR rtl-optimization/19579
7628 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
7629 both A and B, see if they don't clobber registers the other expr uses.
7631 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
7633 * real.c (do_add): Initialize signalling and canonical members.
7635 * real.c (real_from_integer): Zero out destination.
7637 2005-01-18 Jan Hubicka <jh@suse.cz>
7639 PR tree-optimize/19337
7640 * tree-inline.c (initialize_inlined_parameters): Copy
7641 saved_static_chain_decl only.
7643 2005-01-25 Richard Henderson <rth@redhat.com>
7647 * config/i386/i386.c (x86_inter_unit_moves): Zero.
7648 (ix86_preferred_reload_class): Rewrite fp-constant section, with
7649 80387 enabled, to return a proper subclass. Return the subset that
7650 overlaps with GENERAL_REGS for PLUS.
7651 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
7653 2005-01-25 Richard Henderson <rth@redhat.com>
7656 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
7658 2005-01-25 Roger Sayle <roger@eyesopen.com>
7660 * expmed.c (choose_multiplier): Change interface to return the
7661 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
7662 (expand_divmod): Update calls to choose_multiplier.
7664 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7667 * expmed.c (extract_bit_field): Use adjust_address instead of
7668 gen_lowpart when op0 is a MEM.
7670 2005-01-24 Steven Bosscher <stevenb@suse.de>
7672 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
7674 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
7676 * config/mips/irix-csr.c: New file.
7677 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
7678 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
7679 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7682 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
7685 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
7686 sparc/elf.h, add sparc/sp-elf.h.
7687 (sparc-*-rtems*): Likewise.
7688 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
7689 tm-dwarf2.h, add sparc/sp-elf.h.
7690 (sparc86x-*-elf): Likewise.
7691 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
7692 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
7693 TARGET_OS_CPP_BUILTINS.
7694 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7695 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7697 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
7698 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
7699 (SWITCH_TAKES_ARG): Likewise.
7700 (LOCAL_LABEL_PREFIX): Likewise.
7701 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
7702 (TARGET_N_FORMAT_TYPES): Delete.
7703 (TARGET_FORMAT_TYPES): Likewise.
7704 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
7705 * config/sparc/elf.h: Delete.
7706 * config/sparc/sp-elf.h: New file.
7708 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7710 * tree-flow-inline.h (phi_arg_from_edge): Remove.
7711 * tree-flow.h: Remove the corresponding prototype.
7712 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
7713 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
7715 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7718 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
7719 for AIX ABI or ELF -fPIC.
7720 (rs6000_emit_load_toc_table): Don't create toc_section here.
7721 (rs6000_xcoff_file_start): Nor here.
7723 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
7725 * sh.c (ra.h): Don't #include.
7726 (hard_regs_intersect_p): New function, resurrected from ra.c.
7728 * sh.c: Fix 1996 Copyright.
7730 2005-01-24 Richard Henderson <rth@redhat.com>
7731 Aldy Hernandez <aldyh@redhat.com>
7733 * regrename.c (note_sets): Handle subregs.
7735 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
7738 * genconditions.c (write_header, write_conditions): Elide file if
7741 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7743 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
7744 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
7747 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7749 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
7750 expand_builtin_printf, expand_builtin_fprintf,
7751 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
7752 checking against POINTER_TYPE.
7753 (validate_arglist): Handle POINTER_TYPE code by checking
7756 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
7758 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
7760 (for_each_rtx): Call for_each_rtx_1.
7761 * rtl.h (init_rtlanal): Declare.
7762 * toplev.c (backend_init): Call init_rtlanal.
7764 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7766 * flow.c (propagate_one_insn): Formatting.
7769 * flow.c (libcall_dead_p): Be more conservative if unsure.
7770 If there are any instructions between insn and call, see if they are
7771 all dead before saying the libcall is dead.
7773 2005-01-24 Uros Bizjak <uros@kss-loka.si>
7775 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
7776 operand constraint for operand 0.
7778 2005-01-23 Richard Henderson <rth@redhat.com>
7781 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
7782 edges leading to join block.
7784 2005-01-23 Roger Sayle <roger@eyesopen.com>
7786 * expmed.c (expand_mult_highpart): Make static. Change type of
7787 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
7788 (expand_divmod): Updates calls to expand_mult_highpart by using
7789 gen_int_mode to pass a CONST_INT rtx.
7790 * rtl.h (expand_mult_highpart): Remove prototype.
7792 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7794 * flow.c (regset_bytes, regset_size): Remove.
7796 * cfganal.c: Fix a reference to Harvey's paper.
7798 2005-01-23 Steven Bosscher <stevenb@suse.de>
7800 PR rtl-optimization/19464
7801 * tree-optimize.c (init_tree_optimization_passes): Add one more
7802 copyrename pass just before out-of-ssa.
7804 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
7807 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
7808 * ggc-none.c (ggc_free): Define.
7810 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7812 * cse.c (max_reg, max_insn_uid): Remove.
7813 (cse_main): Don't access max_reg or max_insn_uid.
7815 * c-common.c (explicit_flag_signed_bitfields,
7816 lang_statement_code_p, lang_expand_function_end): Remove.
7817 * c-common.h: Remove the corresponding declarations.
7818 * c-opts.c (c_common_handle_option): Remove all write access
7819 to explicit_flag_signed_bitfields.
7821 * cgraph.c (cgraph_varpool_n_nodes): Remove.
7822 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
7823 * cgraph.h: Remove the corresponding declaration.
7825 * gcse.c (null_pointer_info): Remove.
7827 2005-01-23 Roger Sayle <roger@eyesopen.com>
7828 Eric Botcazou <ebotcazou@libertysurf.fr>
7830 * combine.c (simplify_logical): Only simplify logical expressions
7831 of the form ior(and(x,y),z) by the inverse distributive law if the
7832 result is cheaper than the original.
7834 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7836 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
7837 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
7838 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
7839 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
7840 config/freebsd-spec.h, config/arm/arm.h,
7841 config/h8300/h8300.md, config/i386/i386.md,
7842 config/i386/predicates.md, config/i386/sse.md,
7843 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
7844 config/vax/vax.md: Fix comment typos. Follow spelling
7847 2005-01-23 Steven Bosscher <stevenb@suse.de>
7849 * gengtype.c (walk_type): Produce `not equal to' compares for loop
7850 tests, instead of `less than'.
7852 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
7854 * function.c (assign_parm_setup_block): When creating a new stack slot
7855 for a parameter, get its alignment from the parameter's DECL_ALIGN
7856 rather than the type's TYPE_ALIGN. Make sure that the parameter
7857 is at least word aligned.
7859 2005-01-22 Roger Sayle <roger@eyesopen.com>
7862 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
7864 2005-01-22 Richard Henderson <rth@redhat.com>
7867 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
7868 in both compare operands.
7869 (movdfcc_1_sse_max): Likewise.
7870 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
7871 (movdfcc_1_sse): Likewise.
7872 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
7873 scratch register as needed.
7875 2005-01-22 Richard Henderson <rth@redhat.com>
7877 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
7879 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
7881 2005-01-22 Richard Henderson <rth@redhat.com>
7883 * genopinit.c (optabs): Use smin/smax for floating point too.
7884 * doc/md.texi: Update to match. Clarify that floating point
7885 results are undefined for +0/-0 and NaN.
7886 * doc/rtl.texi: Likewise.
7887 * rtl.def (SMIN, SMAX): Likewise
7888 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
7890 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
7891 leading 's' to the name.
7892 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
7893 smaxxf3, sminxf3): Likewise.
7894 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
7897 2005-01-22 Paul Brook <paul@codesourcery.com>
7899 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
7901 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
7903 * config/s390/s390.c (struct processor_costs): New fields
7904 dlgr, dlr, dr, dsgfr, dsgr.
7905 (z900_cost, z990_cost): Values for new fields.
7906 (s390_rtx_costs): New cases MEM und COMPARE in switch
7907 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
7908 DIV, MOD, UDIV, UMOD.
7910 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
7912 * config/s390/s390.md ("doloop_si64"): Reload input value directly
7913 into the register being decremented.
7914 ("doloop_si31", "doloop_di"): Likewise.
7915 ("*doloop_si_long"): Adapt pattern.
7917 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
7919 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
7921 (CLASS_MAX_NREGS): Likewise.
7923 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
7925 * doc/tree-ssa.texi (Statement Operands): Add example for new
7926 must-def macro. Note deprecation of old operands interface.
7928 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
7930 PR tree-optimization/19484
7931 * tree-cfg.c (remove_fallthru_edge): New function.
7932 (cleanup_control_flow): Remove fallthru edges from calls that are
7933 now known not to return.
7935 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
7937 Fix PR tree-optimization/19038
7938 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
7939 copies with loop variant ones.
7941 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
7943 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
7944 config/alpha/alpha-protos.h, config/alpha/alpha.h,
7945 config/alpha/alpha.md, config/alpha/predicates.md,
7946 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
7947 config/sparc/sol2.h: Update copyright.
7949 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
7950 first label to see if it is a nonlocal label.
7952 2005-01-22 David Edelsohn <edelsohn@gnu.org>
7953 Andrew Pinski <pinskia@physics.uc.edu>
7956 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
7957 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
7959 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
7961 * config/rs6000/rtems.h: Update copyright.
7963 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
7966 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
7967 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
7968 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
7970 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7973 * c-typeck.c (convert_arguments): Check for error_mark_node.
7975 2005-01-21 Ian Lance Taylor <ian@airs.com>
7977 PR tree-optimization/13000
7978 * tree-inline.c: Include "tree-flow.h".
7979 (expand_call_inline): If warn_return_type, warn if non-void inline
7980 function falls through.
7981 * tree-cfg.c (execute_warn_function_return): Don't warn about
7982 control reaching end if TREE_NO_WARNING is set. Set
7984 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
7986 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
7987 branch if we don't need one.
7988 * c-typeck.c: Include "tree-flow.h"
7989 (c_finish_bc_stmt): Don't add a goto if the current statement
7990 list doesn't fall through to the current point.
7992 2005-01-21 Roger Sayle <roger@eyesopen.com>
7994 PR rtl-optimization/576
7995 * real.c (real_arithmetic): Change return type from void to bool
7996 to return an indication that the result may be inexact.
7997 * real.h (real_arithmeric): Update prototype.
7998 * fold-const.c (const_binop): Don't constant fold floating
7999 point expressions when the user specifies -frounding-math and
8000 the result may depend upon the run-time rounding mode.
8001 (fold_convert_const_real_from_real): Clean-up.
8002 (fold_initializer): Ignore flag_rounding_math for initializers.
8003 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
8004 constant fold FP operations with flag_rounding_math if the
8005 result may depend upon the run-time rounding mode.
8007 2005-01-21 Tom Tromey <tromey@redhat.com>
8009 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
8011 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
8013 * tree-cfg.c: Fix comment typos.
8015 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
8017 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
8018 around the call to rest_of_handle_branch_target_load_optimize.
8020 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8022 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
8023 (sparc64-*-openbsd*): Likewise.
8024 (sparclite-*-elf*): Include tm-dwarf2.h.
8025 (sparc86x-*-elf*): Likewise.
8026 (sparc64-*-elf*): Likewise.
8027 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
8028 (DBX_DEBUGGING_INFO): Likewise.
8029 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
8030 (PREFERRED_DEBUGGING_TYPE): Likewise.
8031 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
8032 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
8033 (PREFERRED_DEBUGGING_TYPE): Likewise.
8034 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
8035 (PREFERRED_DEBUGGING_TYPE): Likewise.
8036 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
8038 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
8041 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
8043 2005-01-20 Paul Brook <paul@codesourcery.com>
8045 * doc/rtl.texi: Document value extension requirements for CONST_INT.
8047 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8049 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
8050 label is first in a sequence of labels.
8052 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
8054 2005-01-20 Janis Johnson <janis187@us.ibm.com>
8055 Giovanni Bajo <giovannibajo@gcc.gnu.org>
8057 * doc/sourcebuild.texi (Test Directives): New.
8059 2005-01-20 Roger Sayle <roger@eyesopen.com>
8061 * real.c (real_floor): Don't leave the result uninitialized when
8062 mode is VOIDMode, but return the unrounded intermediate value.
8063 (real_ceil): Likewise.
8065 2005-01-20 Paul Brook <paul@codesourcery.com>
8067 * config/arm/arm.md (insv): Use gen_int_mode.
8069 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
8071 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
8072 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8073 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8074 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8075 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8077 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8080 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
8081 fbreg, so we have to assume we can't.
8082 (loc_descriptor_from_tree_1): Ditto.
8083 (containing_function_has_frame_base): New function.
8084 (add_location_or_const_value_attribute): Use it.
8085 Also try to generate a frame_base from a single element location
8088 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8090 PR tree-optimization/15349
8091 * timevar.def (TV_TREE_MERGE_PHI): New.
8092 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
8094 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
8095 calls to tree_forwarder_block_p.
8096 (remove_forwarder_block_with_phi, merge_phi_nodes,
8097 gate_merge_phi, pass_merge_phi): New.
8098 * tree-optimize.c (init_tree_optimization_passes): Add
8100 * tree-pass.h: Add an extern for pass_merge_phi;
8102 2005-01-20 Richard Henderson <rth@redhat.com>
8105 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
8106 (_mm_castps_pd, _mm_castps_si128): New.
8107 (_mm_castsi128_ps, _mm_castsi128_pd): New.
8109 2005-01-20 Richard Henderson <rth@redhat.com>
8112 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
8113 __builtin_ia32_vec_init_v2si.
8114 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
8115 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
8116 (ix86_init_mmx_sse_builtins): Create it.
8117 (ix86_expand_builtin): Expand it.
8118 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
8119 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
8120 (vec_extractv2si_0, vec_extractv2si_1): New.
8122 2005-01-20 Richard Henderson <rth@redhat.com>
8125 * config/i386/i386.c (ix86_expand_push): New.
8126 * config/i386/mmx.md (push<MMXMODE>1): New.
8127 * config/i386/sse.md (push<SSEMODE>1): New.
8128 * config/i386/i386-protos.h: Update.
8130 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8132 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
8135 2005-01-20 Richard Henderson <rth@redhat.com>
8137 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
8138 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
8140 2005-01-19 Richard Henderson <rth@redhat.com>
8143 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
8144 to V4SFmode in SSE1 fallback load path.
8146 2005-01-19 Richard Henderson <rth@redhat.com>
8148 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
8149 in QImode expansion to ix86_expand_vector_set.
8150 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
8152 2005-01-19 Richard Henderson <rth@redhat.com>
8155 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
8156 subclass of the input class.
8157 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
8158 Always true for cross-SSE1 classes. Rationalize conditionals.
8159 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
8160 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
8161 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
8162 (movdi_2): Add MMX/SSE zeros.
8163 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
8164 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
8165 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8166 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
8167 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
8168 (zero_extendsidi2_rex64_1): Remove.
8169 (MOV0 peephole): Check GENERAL_REG_P.
8171 2005-01-19 Richard Henderson <rth@redhat.com>
8174 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
8176 (ix86_expand_vector_extract): Likewise.
8178 2005-01-19 Richard Henderson <rth@redhat.com>
8181 * expr.c (emit_move_change_mode): New argument force; use
8182 simplify_gen_subreg if true.
8183 (emit_move_via_alt_mode): Merge into ...
8184 (emit_move_via_integer): ... here.
8185 (emit_move_ccmode): Use emit_move_change_mode directly.
8187 2005-01-19 Richard Henderson <rth@redhat.com>
8190 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
8191 (alpha_preferred_reload_class): Handle CONST_VECTOR.
8192 (alpha_emit_set_const_1): Add no_output parameter; don't emit
8194 (alpha_emit_set_const): Likewise. Make static.
8195 (alpha_emit_set_long_const): Make static.
8196 (alpha_extract_integer): Split out from alpha_expand_mov.
8197 (alpha_split_const_mov): Likewise.
8198 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
8199 (alpha_legitimate_constant_p): New.
8200 * config/alpha/alpha-protos.h: Update.
8201 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
8202 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
8203 * config/alpha/alpha.md (movsi): Add n alternative.
8204 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
8205 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
8206 (splitters for all of the above): Use alpha_split_const_mov.
8207 * config/alpha/predicates.md (non_add_const_operand): New.
8208 (non_zero_const_operand): New.
8209 (input_operand): Use alpha_legitimate_constant_p after reload.
8211 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8213 PR tree-optimization/19038
8214 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
8215 (add_candidate): Add ivs with increment in latch only if
8216 allow_ip_end_pos_p is true.
8217 (determine_iv_cost): Use empty_block_p.
8219 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
8221 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
8222 (compute_dominance_frontiers): Ditto.
8224 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
8227 * config/sh/t-rtems: New.
8228 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
8230 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8232 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
8233 the offset of the selected field.
8235 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
8237 * tree-cfg.c (remove_forwarder_block): Fix the check to
8238 prevent a nonlocal label from appearing in the middle of a
8241 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
8243 PR rtl-optimization/19462
8244 * reorg.c (find_end_label): Create return insn only if
8245 current_function_epilogue_delay_list is empty.
8247 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
8249 * doc/passes.texi: Remove paragraph mentioning new-ra.
8251 2005-01-19 Jakub Jelinek <jakub@redhat.com>
8253 PR rtl-optimization/15139
8254 * combine.c: Include params.h.
8255 (count_rtxs): New function.
8256 (record_value_for_reg): If replace_rtx would replace at least
8257 2 occurrences of REG in VALUE and TEM is really large, replace REG with
8258 (clobber (const_int 0)) instead of TEM.
8259 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
8260 * params.h (MAX_LAST_VALUE_RTL): New.
8261 * Makefile.in (combine.o): Depend on $(PARAMS_H).
8262 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
8265 * c-typeck.c (digest_init): Only call build_vector if all constructor
8266 elements are *_CST nodes.
8267 * gimplify.c (gimplify_init_constructor): Likewise.
8270 * c-typeck.c (digest_init): Only call build_vector if inside_init
8273 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
8275 * toplev.c (init_asm_output): Remove dead #ifdef.
8277 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
8279 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
8281 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8283 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
8284 accessing DECL_FUNCTION_CODE.
8285 * dojump.c (do_jump): Likewise.
8286 * gimplify.c (gimplify_call_expr): Likewise.
8287 * predict.c (expr_expected_value): Likewise.
8288 (strip_builtin_expect): Likewise.
8289 * tree-inline.c (estimate_num_insns_1): Likewise.
8290 * tree-ssa-loop-im.c (stmt_cost): Likewise
8291 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
8292 (tree_expr_nonnegative_p): Likewise.
8294 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8296 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
8297 variant of the load_pcrel_sym pattern.
8298 * config/sparc/sparc.md (P macro): Move to the top.
8299 (load_pcrel_sym): Macroize using P.
8300 (save_register_window): Likewise.
8302 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
8304 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
8307 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
8310 * c-typeck.c (build_asm_expr): Strip nops off
8311 input memory operands.
8313 2005-01-18 David Edelsohn <edelsohn@gnu.org>
8315 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
8316 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
8317 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
8318 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
8320 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
8323 * config/i386/i386.c (override_options): If the 80387 is disabled,
8324 then do not return FP values using FP registers.
8326 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
8328 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
8329 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
8330 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
8331 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
8332 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
8333 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
8334 output.h, postreload-gcse.c, postreload.c, recog.c,
8335 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
8336 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
8337 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
8338 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
8339 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
8340 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
8341 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
8342 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
8344 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
8345 config/alpha/alpha.c, config/arm/vfp.md,
8346 config/i386/emmintrin.h, config/i386/i386-modes.def,
8347 config/i386/i386-protos.h, config/i386/i386.h,
8348 config/i386/pmmintrin.h, config/i386/ppro.md,
8349 config/i386/predicates.md, config/i386/xmmintrin.h,
8350 config/i860/i860.c, config/ia64/ia64-modes.def,
8351 config/ia64/ia64-protos.h, config/ia64/ia64.h,
8352 config/ia64/ia64.md, config/ia64/itanium1.md,
8353 config/ia64/itanium2.md, config/ia64/predicates.md,
8354 config/iq2000/iq2000.h, config/mips/linux64.h,
8355 config/rs6000/aix41.h, config/rs6000/aix43.h,
8356 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
8357 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
8358 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
8359 config/sparc/linux64.h, config/sparc/litecoff.h,
8360 config/sparc/sp64-elf.h, config/sparc/sparc.c,
8361 config/sparc/sparc.h, config/sparc/sparc.md,
8362 config/sparc/sysv4-only.h: Update copyright.
8364 2005-01-18 Richard Henderson <rth@redhat.com>
8367 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
8369 2005-01-18 Marc Espie <espie@openbsd.org>
8370 * config/i386/openbsdelf.h: Typo.
8372 2005-01-18 Richard Henderson <rth@redhat.com>
8374 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
8375 special case for sse.
8376 * config/i386/predicates.md (sse_comparison_operator): Likewise.
8378 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
8380 * tree-inline.c (estimate_num_insns_1): Added cases for
8381 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
8383 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8385 PR rtl-optimization/19296
8386 * combine.c (simplify_comparison): Rewrite the condition under
8387 which a non-paradoxical SUBREG of a PLUS can be lifted when
8388 compared against a constant.
8390 2005-01-18 Andi Kleen <ak@muc.de>
8392 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
8393 * c.opt (-Wpointer-sign): Add.
8394 * doc/invoke.texi: (-Wpointer-sign): Add.
8396 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8398 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
8399 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
8400 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
8401 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
8402 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
8403 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
8404 for TARGET_MIX_SSE_I387.
8405 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
8406 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
8407 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
8408 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
8409 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
8410 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
8411 TARGET_MIX_SSE_I387.
8412 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
8415 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8418 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
8419 Add movaps alternative for xmm reg->reg move.
8421 2005-01-17 Jeff Law <law@redhat.com>
8423 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
8424 at the end of the main DOM loop rather than just before DOM exits.
8426 2005-01-17 Diego Novillo <dnovillo@redhat.com>
8428 PR tree-optimization/19121
8429 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
8430 adding aliases to a name tag, also add them to the pointer's
8432 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
8433 sensitive alias info at all. Only check that the two pointers
8434 have compatible pointed-to sets.
8435 * tree-ssa.c (verify_name_tags): Verify that the alias set of
8436 a pointer's type tag is a superset of the alias set of the
8439 2005-01-17 James E Wilson <wilson@specifixinc.com>
8442 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
8443 comment to document why.
8445 2005-01-17 Richard Henderson <rth@redhat.com>
8447 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
8448 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
8449 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
8450 sse2_vmsminv2df3_finite): New.
8451 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
8452 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
8453 Force op1 into register.
8455 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
8457 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
8458 bubblestrap from always rebuilding build directory.
8460 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
8462 * config/s390/s390.md ("*clc"): Remove incorrect '='.
8463 ("*cmpmem_short"): Likewise.
8465 2005-01-17 Steven Bosscher <stevenb@suse.de>
8467 * basic-block.h: Document BB_* flags.
8468 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
8469 use an sbitmap instead.
8470 * sched-rgn.c (compute_trg_info): Likewise.
8472 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
8474 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
8475 redundant target_cpu_default and extra_parts lines. Use the default
8477 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
8478 (SUBTARGET_EXTRA_SPECS): Delete.
8479 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
8480 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
8481 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
8482 and "n32" for -mabi=n32.
8484 2005-01-17 Ian Lance Taylor <ian@airs.com>
8487 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
8488 fold constant variables into initial values.
8490 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
8492 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
8494 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
8495 through the statements backward.
8497 2005-01-17 Ian Lance Taylor <ian@airs.com>
8499 PR middle-end/13127:
8500 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
8501 a variable set to the return value of the inlined function.
8503 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
8505 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
8506 when modes are tieable.
8508 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
8510 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
8511 of pthread_create to find out if threads are enabled.
8512 * gthr-posix95.h (__gthread_active_p): Likewise.
8514 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
8516 * common.opt (-fnew-ra): Remove.
8518 * toplev.h (flag_new_regalloc): Remove.
8519 * Makefile.in (ra*.*): Don't mention.
8520 * passes.c (rest_of_handle_new_regalloc): Remove.
8521 (rest_of_handle_combine, rest_of_compilation): Always consider
8522 flag_new_regalloc as false.
8523 * doc/invoke.texi: Don't document -fnew-ra.
8525 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
8527 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
8528 last parameter to reg_scan.
8529 * loop.c (loop_optimize): Likewise.
8530 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
8531 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
8532 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8533 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8534 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
8535 * regclass.c (reg_scan): Likewise, for the declaration.
8536 * rtl.h (reg_scan): Likewise, for the prototype.
8538 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
8540 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
8541 mark_dfs_back_edges.
8543 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
8545 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
8546 (compute_avail): Uses don't go in tmp_gen.
8548 2005-01-16 Steven Bosscher <stevenb@suse.de>
8550 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
8551 loop to look for a free slot in a page entry.
8553 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8556 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
8557 * toplev.c (compile_file): Call process_pending_assemble_output_defs
8558 just before targetm.asm_out.file_end.
8559 * tree.h (process_pending_assemble_output_defs): Declare.
8560 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
8562 (assemble_alias): Defer generation of assembly code for defines when
8563 TARGET_DEFERRED_OUTPUT_DEFS is true.
8564 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
8565 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
8566 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
8568 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8571 * pa.c (pa_scalar_mode_supported_p): New function.
8572 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
8573 * pa.h (MIN_UNITS_PER_WORD): Add comment.
8575 * pa-protos.h (prefetch_operand): Delete.
8576 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
8577 * pa.c (prefetch_operand): Delete.
8578 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
8579 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
8580 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
8581 and prefetch_nocc_operand.
8582 * pa.md (prefetch): Rework to avoid reload problems handling short
8583 displacements when a cache control completer needs to be provided.
8584 (prefetch_32, prefetch_64): Delete.
8585 (prefetch_cc, prefetch_nocc): New patterns.
8587 2005-01-15 David Edelsohn <edelsohn@gnu.org>
8589 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
8591 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8594 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
8595 exceeds maximum alignment for global common data.
8596 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
8597 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
8599 2004-01-15 Roger Sayle <roger@eyesopen.com>
8601 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
8603 2004-01-15 Roger Sayle <roger@eyesopen.com>
8605 * harg-reg-set.h (reg_class_names): Prototype global array.
8606 * regclass.c (reg_class_names): Declare here and initialize to
8608 (dump_regclass): Remove local declaration of reg_class_names.
8609 (regclass): Likewise.
8610 * cfg.c (dump_flow_info): Likewise.
8611 * ra-debug.c (reg_class_names): Likewise.
8612 * regrename.c (reg_class_names): Likewise.
8613 * reload.c (reg_class_names): Likewise.
8614 * reload1.c (spill_failure): Likewise.
8615 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
8617 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
8619 * config/s390/s390.md ("reload_outti"): Remove predicate for
8620 output operand. Abort if operand is not a MEM.
8621 ("reload_outdi", "reload_outdf"): Likewise.
8623 2005-01-15 Marc Espie <espie@openbsd.org>
8625 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
8626 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
8627 * config/openbsd.h: Fix C++ includes for native configurations.
8628 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
8629 Add trampoline support.
8630 * config/i386/openbsdelf.h: New.
8632 2005-01-15 Marc Espie <espie@openbsd.org>
8634 * collect2.c (main): Explicitly parse -dynamic-linker option.
8636 2005-01-15 Jakub Jelinek <jakub@redhat.com>
8638 PR tree-optimization/19060
8639 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
8640 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
8641 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
8642 and handle extract_range_from_cond returning false.
8643 * fold-const.c (fold): Optimize comparisons with min/max even for
8644 width > HOST_BITS_PER_WIDE_INT.
8646 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
8648 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
8649 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
8650 Remove little endian multilib variants.
8651 Add mips32 multilib variant.
8653 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
8655 * explow.c (copy_all_reg, stabilize): Remove.
8656 * expr.h: Remove the corresponding prototypes.
8658 * rtlanal.c (regs_set_between_p): Remove.
8659 * rtl.h: Remove the corresponding prototype.
8661 2005-01-14 David Edelsohn <edelsohn@gnu.org>
8663 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
8664 to rs6000_nonimmediate_operand.
8665 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
8666 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
8667 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
8668 rs6000_nonimmediate_operand.
8669 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
8670 rs6000_nonimmediate_operand.
8672 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
8674 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
8676 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8678 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
8680 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
8681 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
8683 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
8684 (rs6k_nonimmediate_operand): New.
8685 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
8687 (legitimate_lo_sum_address_p): Same.
8688 (rs6000_legitimize_address): Same.
8689 (rs6000_legitimize_reload_address): Same.
8690 (rs6000_legitimate_address): Same.
8691 (spe_build_register_parallel): Pass DF and DC modes in a DI
8694 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
8695 to rs6k_nonimmediate_operand.
8697 * config/rs6000/spe.md ("*frob_df_di"): New.
8698 ("*frob_di_df"): New.
8699 ("*frob_di_df_2"): New.
8700 ("*mov_sidf_e500_subreg0"): New.
8701 ("*mov_sidf_e500_subreg4"): New.
8702 ("*movdf_e500_double"): Change predicate to
8703 rs6k_nonimmediate_operand.
8705 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8707 * postreload.c (move2add_note_store): Only call
8708 trunc_int_for_mode on scalar integers.
8710 2005-01-14 Steven Bosscher <stevenb@suse.de>
8712 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
8713 replace BB_VISITED uses.
8714 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
8715 (propagate_necessity): Check the bitmap instead of BB_VISITED.
8716 (tree_dce_done): Free visited_control_parents.
8717 (perform_tree_ssa_dce): Allocate and clear it.
8718 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
8719 (compute_antic): Iterate from here using a DFS. Use an sbitmap
8720 instead of BB_VISITED.
8722 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
8724 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
8725 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
8726 Remove unused prototypes.
8728 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8730 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
8731 64-bit register usage.
8732 (spe_func_has_64bit_regs_p): Add FIXME note.
8734 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8736 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
8737 flag_finite_math_only with flag_unsafe_math_optimizations.
8739 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
8741 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
8743 (__tpf_eh_return): Copy TPF private stack area from the module
8744 boundary stack frame. Add check for when module addresses are
8745 equal, but no stub address is found.
8747 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
8750 * arm.h (struct machine_function): Add call_via field.
8751 (thumb_call_via_label): Declare.
8752 * arm.c (thumb_call_via_label): New variable.
8753 (thumb_call_reg_needed): New variable.
8754 (arm_output_function_epilogue): For Thumb code, output any per-function
8755 call-indirect trampolines.
8756 (thumb_call_via_reg): New function.
8757 (arm_file_end): New function.
8758 (TARGET_ASM_FILE_END): Call arm_file_end.
8759 (aof_file_end): Likewise.
8760 * arm-protos.h (thumb_call_via_reg): Declare.
8761 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
8762 thumb_call_via_reg in normal case.
8764 2005-01-14 Jakub Jelinek <jakub@redhat.com>
8767 PR rtl-optimization/19348
8768 * recog.c (peephole2_optimize): Do global life update if some peephole
8769 decides it doesn't need at least one of its inputs and that change
8770 influences liveness at the start of the basic block.
8772 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
8773 arguments instead of 1.
8775 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
8778 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
8779 zero for nested functions needing a static chain or functions
8780 with a non-constant address.
8782 2005-01-13 Roger Sayle <roger@eyesopen.com>
8784 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
8785 (and (sign_extend X) C) into (zero_extend (and X C)).
8787 2005-01-13 David O'Brien <obrien@FreeBSD.org>
8789 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
8791 2005-01-13 Richard Henderson <rth@redhat.com>
8796 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
8797 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
8798 not just TARGET_SSE.
8799 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
8800 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
8801 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
8802 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
8803 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
8804 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
8805 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
8806 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
8807 (movdicc_c_rex64): Rename with '*'.
8808 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
8809 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
8810 (movsfcc_1_387): Rename from movsfcc_1.
8811 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
8812 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
8813 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
8814 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
8815 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
8816 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
8817 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
8818 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
8819 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
8820 sse_movdfcc_const0_4): Remove.
8821 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
8822 recognize min/max early. Update for changed sse cmove patterns.
8823 (ix86_split_sse_movcc): New.
8824 * config/i386/i386-protos.h: Update.
8826 2005-01-13 Steven Bosscher <stevenb@suse.de>
8828 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
8829 (fix_stmt_v_may_defs): Likewise.
8831 2005-01-13 Richard Henderson <rth@redhat.com>
8833 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
8834 for converting the mask.
8836 2005-01-13 David Edelsohn <edelsohn@gnu.org>
8838 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
8841 2005-01-13 Richard Henderson <rth@redhat.com>
8843 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
8844 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
8845 IX86_BUILTIN_MOVDQ2Q): Remove.
8846 (IX86_BUILTIN_VEC_EXT_V4SI): New.
8847 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
8848 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
8850 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
8851 (sse2_pextrw): Fix immediate constraint.
8852 (sse2_loadq, sse2_loadq_rex64): Remove.
8853 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
8854 Use __builtin_ia32_vec_ext_<size>.
8855 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
8857 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
8859 * function.c (assign_parm_setup_block): Look inside original
8860 entry_parm when inspecting PARALLEL.
8862 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
8863 Joel Sherrill <joel@oarcorp.com>
8866 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
8867 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
8868 rtems_gxx_recursive_mutex_init.
8869 (__gthread_recursive_mutex_lock): New function.
8870 (__gthread_recursive_mutex_trylock): Likewise.
8871 (__gthread_recursive_mutex_unlock): Likewise.
8873 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
8875 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
8877 2005-01-13 Jan Beulich <jbeulich@novell.com>
8879 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
8880 (ashrti3_internal): Indicate output is early clobber. Generate result
8881 into output rather than first input. Use move for low word of output
8882 if shift count is exactly 64.
8883 (lshrti3_internal): Likewise.
8885 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
8889 * reload1.c (delete_output_reload): Don't delete an output reload
8890 if the pseudo lives longer than a single basic block. Adjust and
8891 improve wording of comment.
8893 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
8896 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
8897 of TYPE_SIZE where we mean the number of bytes.
8899 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
8901 * function.c (assign_parm_setup_block): Relax condition on
8902 multi-register optimization.
8904 2005-01-12 Nick Clifton <nickc@redhat.com>
8906 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
8907 an "in_delay_slot" attribute of "no" to prevent them being used in
8908 delay slots. This is forbidden because they might generate
8911 2005-01-12 Alan Modra <amodra@bigpond.net.au>
8914 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
8917 2005-01-12 Nick Clifton <nickc@redhat.com>
8919 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
8920 passed on to GAS) but do not define, as GAS no longer supports or
8921 needs the -m2000 option.
8923 2005-01-11 Roger Sayle <roger@eyesopen.com>
8925 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
8926 type as args of unprototyped builtins aren't automatically promoted.
8927 (fold_builtin_abs): Likewise.
8929 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8931 * Makefile.in: Set a `build-warn' variable.
8933 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8935 PR tree-optimization/17949
8936 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
8937 (find_interesting_uses_address): Use it.
8939 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
8941 * regrename.c (kill_value): Handle subreg's that won't simplify.
8943 2005-01-11 Richard Henderson <rth@redhat.com>
8946 * config/i386/i386.h (enum ix86_builtins): Move ...
8947 * config/i386/i386.c: ... here.
8948 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
8949 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
8950 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
8951 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
8952 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
8953 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
8954 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
8955 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
8956 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
8957 IX86_BUILTIN_LOADDDUP): Remove.
8958 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
8959 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
8960 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
8961 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
8962 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
8963 (ix86_init_builtins): Make static.
8964 (ix86_init_mmx_sse_builtins): Update for changed builtins.
8965 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
8966 if all the modes match. Otherwise, fake it.
8967 (get_element_number, ix86_expand_vec_init_builtin,
8968 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
8969 (ix86_expand_builtin): Make static. Update for changed builtins.
8970 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
8971 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
8972 (ix86_expand_vector_init_duplicate): New.
8973 (ix86_expand_vector_init_low_nonzero): New.
8974 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
8975 Split out from ix86_expand_vector_init; handle integer modes.
8976 (ix86_expand_vector_init): Use them.
8977 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
8978 * config/i386/i386-protos.h: Update.
8979 * config/i386/predicates.md (reg_or_0_operand): New.
8980 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
8981 (movv2sf_internal): Likewise. And a splitter to match them all.
8982 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
8983 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
8984 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
8985 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
8986 (mmx_pinsrw): Fix operand ordering.
8987 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
8988 rather than sse_loadss expander.
8989 (movv2df splitter): Similarly.
8990 (sse_loadss, sse_loadlss): Remove.
8991 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
8992 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
8993 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
8994 (sse3_movddup): Rename with '*'.
8995 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
8996 (sse2_loadsd): Remove.
8997 (vec_dupv2df_sse3): Rename from sse3_loadddup.
8998 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
8999 (sse2_pinsrw): Fix argument ordering.
9000 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
9001 (sse2_stored): Remove 'r' destination.
9002 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
9003 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
9004 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
9005 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
9006 vec_extractv16qi, vec_initv16qi): New.
9008 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
9009 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
9010 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
9012 (_mm_load_pd, _mm_store_pd): Use plain dereference.
9013 (_mm_load_si128, _mm_store_si128): Likewise.
9014 (_mm_load1_pd): Use _mm_set1_pd.
9015 (_mm_load_sd): Use _mm_set_sd.
9016 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
9017 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
9018 (_mm_set_epi64): Use _mm_set_epi64x.
9019 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
9020 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
9021 _mm_setr_epi8): Use _mm_set_foo form.
9022 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
9023 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
9024 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
9025 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
9026 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
9027 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
9028 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
9029 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
9030 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
9031 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
9032 (_mm_movedup_pd): Use _mm_shuffle_pd.
9033 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
9034 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
9035 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
9036 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
9038 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
9039 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
9040 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
9041 (_mm_store_ps): Use raw dereference.
9042 (_mm_store1_ps): Use _mm_storeu_ps.
9043 (_mm_storer_ps): Use _mm_store_ps.
9044 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
9045 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
9047 2005-01-11 Stan Shebs <shebs@apple.com>
9049 * config/rs6000/rs6000.c (machopic_output_stub): Issue
9050 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
9052 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
9055 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
9056 Skip all DECLs except for FIELD_DECLs.
9058 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9060 * config/s390/s390.c (override_options): Return error if
9061 -mbackchain, -mpacked-stack and -mhard-float are used together.
9062 (s390_va_start): Remove the backchain && packed-stack special case.
9063 (s390_gimplify_va_arg): Likewise.
9064 * doc/invoke.texi: Remove the ABI incompatibility note.
9066 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9068 * config/s390/s390.c (struct s390_frame_layout): Remove
9070 (s390_frame_info, s390_emit_prologue): Replace occurrences of
9071 save_backchain_p with TARGET_BACKCHAIN.
9073 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9076 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
9077 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
9078 * function.c (locate_and_pad_parm): Set new field.
9079 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
9080 Tweak where_pad test to include "none". Always set mem align for
9082 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
9083 not sufficient for type.
9084 (assign_parm_setup_block): If stack_parm is zero on entry, always
9085 make a new stack local. Block move old stack parm if necessary
9086 to new aligned stack local.
9087 (assign_parm_setup_stack): Use a block move to handle
9088 potentially misaligned entry_parm.
9089 (assign_parms_unsplit_complex): Specify required alignment when
9090 creating stack local.
9091 * calls.c (compute_argument_addresses): Override alignment of stack
9092 arg calculated from its type with the alignment given by
9093 FUNCTION_ARG_BOUNDARY.
9094 (store_one_arg): Likewise.
9096 2005-01-11 Jan Beulich <jbeulich@novell.com>
9098 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
9099 Change respective itanium_class attribute to ialu.
9100 (shladdp4_internal): New.
9101 * config/ia64/predicates.md (shladd_log2_operand): New.
9103 2005-01-11 Richard Henderson <rth@redhat.com>
9105 * expr.c (store_constructor): Use rtvec_alloc instead of
9106 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
9108 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
9110 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
9112 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9114 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
9115 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
9116 (TARGET_RWRELOC): Define.
9117 (ia64_rwreloc_section_type_flags): Delete.
9118 (ia64_section_type_flags): New function.
9119 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
9120 (TARGET_RWRELOC): Define.
9122 2005-01-10 David Mosberger <davidm@hpl.hp.com>
9125 * config/ia64/ia64.c (process_set): For alloc insn, only call
9126 process_epilogue is !frame_pointer_needed.
9128 2005-01-10 Roger Sayle <roger@eyesopen.com>
9131 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
9132 unary operator and can't be treated as a binary/comparison operator.
9134 2005-01-10 Richard Henderson <rth@redhat.com>
9136 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
9137 (ix86_return_in_memory): Likewise.
9138 (function_arg_advance): Likewise. Mirror structure in function_arg
9139 for choosing register to advance.
9141 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
9143 * tree-vectorizer.c, tree.def: Fix comment typos.
9145 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
9147 * config/s390/s390.c (struct processor_costs): 4 new fields:
9148 ddbr, ddr, debr, der.
9149 (s390_rtx_costs): More precise handling of divide instructions.
9151 2005-01-10 David Edelsohn <edelsohn@gnu.org>
9153 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
9155 2005-01-10 Jan Beulich <jbeulich@novell.com>
9157 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
9158 names resulting from -ffunction-sections/-fdata-sections and linkonce
9160 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
9161 based on the section name. Rearrange the section name comparison logic
9162 slightly so that each section name is compared against at most once.
9164 2005-01-10 Ben Elliston <bje@au.ibm.com>
9166 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
9167 targets for which -fPIC reduces limitations on the GOT size.
9169 2005-01-09 Falk Hueffner <falk@debian.org>
9171 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
9174 2005-01-09 David Edelsohn <edelsohn@gnu.org>
9177 * collect2.c (main): Set aixrtl_flag for -brtl option.
9178 (resolve_lib_name): Search for .so file extension before .a
9181 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
9183 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
9184 (vect_analyze_data_refs_alignment): Add dump prints.
9186 2005-01-09 Ira Rosen <irar@il.ibm.com>
9188 * tree-vectorizer.c (vect_analyze_offset_expr): Use
9189 expr_invariant_in_loop_p.
9190 Initialize outputs first thing in the function.
9191 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
9192 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
9193 (vect_analyze_pointer_ref_access): Check that the initial condition of
9194 the access function is loop invariant.
9196 2005-01-09 Richard Henderson <rth@redhat.com>
9198 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
9199 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
9200 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
9201 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
9202 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
9203 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
9204 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
9205 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
9206 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
9207 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
9208 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
9209 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
9210 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
9211 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
9212 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
9213 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
9214 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
9215 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
9216 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
9217 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
9218 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
9219 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
9220 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
9222 (mmx_clrdi, pavgusb): Remove.
9223 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
9224 with leading sse_ prefix.
9225 * config/i386/sse.md: Receive them.
9226 * config/i386/mmx.md: New file.
9227 (MMXMODE12, MMXMODE24, mmxvecsize): New.
9228 (subrv2sf3): Turn into expander for normal subtraction.
9229 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
9230 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
9231 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
9232 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
9233 commutative; use ix86_binary_operator_ok.
9234 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
9235 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
9236 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
9237 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
9238 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
9239 Macroize from existing patterns; use ix86_binary_operator_ok.
9240 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
9241 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
9242 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
9243 with vec_select+vec_concat.
9244 (mmx_pshufw, mmx_pshufw_1): Likewise.
9245 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
9246 (mmx_uavgv4hi3): Model correctly.
9247 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
9248 _mm_xor_si64): Remove casts.
9250 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
9252 PR tree-optimization/19224
9253 * tree-scalar-evolution.c (get_instantiated_value,
9254 set_instantiated_value): New functions.
9255 (instantiate_parameters_1): Cache the results.
9256 (instantiate_parameters, resolve_mixers): Initialize and free
9259 2005-01-08 David Edelsohn <edelsohn@gnu.org>
9261 * config/i386/i386.md (addhi_4): Correct reference in comment.
9264 2005-01-08 Richard Henderson <rth@redhat.com>
9266 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
9267 (_mm_cvtsi128_si64x): Likewise.
9268 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
9269 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
9270 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
9271 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
9272 * config/i386/i386-protos.h: Update.
9273 * config/i386/i386.c (print_operand): Add 'H'.
9274 (ix86_fixup_binary_operands): Split out from ...
9275 (ix86_expand_binary_operator): ... here.
9276 (ix86_fixup_binary_operands_no_copy): New.
9277 (ix86_expand_fp_absneg_operator): Handle vector mode results.
9278 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
9279 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
9280 (safe_vector_operand): Use CONST0_RTX.
9281 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
9282 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
9283 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
9284 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
9286 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
9287 (IX86_BUILTIN_CMPNGESS): New.
9288 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
9289 (attr type): Add sselog1.
9290 (attr unit, attr memory): Handle it.
9291 (movti, movti_internal, movti_rex64): Move near other integer moves.
9292 (movtf, movtf_internal): Move near other fp moves.
9293 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
9294 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
9295 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
9296 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
9297 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
9298 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
9299 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
9300 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
9301 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
9302 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
9303 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
9304 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
9305 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
9306 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
9307 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
9308 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
9309 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
9310 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
9311 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
9312 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
9313 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
9314 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
9315 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
9316 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
9317 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
9318 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
9319 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
9320 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
9321 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
9322 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
9323 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
9324 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
9325 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
9326 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
9327 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
9328 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
9329 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
9330 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
9331 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
9332 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
9333 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
9334 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
9335 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
9336 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
9338 (SSEPUSH, push<SSEPUSH>): Remove.
9339 (MMXPUSH, push<MMXPUSH>): Remove.
9340 (sse_movaps, sse_movaps_1, sse_movups): Remove.
9341 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
9342 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
9343 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
9344 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
9345 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
9346 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
9347 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
9348 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
9349 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
9350 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
9351 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
9352 (ppro_sse_log_V4SF): Handle sselog1.
9353 * config/i386/predicates.md (const_0_to_1_operand): New.
9354 (const_0_to_255_mul_8_operand): New.
9355 (const_1_to_31_operand): Rename from const_int_1_31_operand.
9356 (const_2_to_3_operand, const_4_to_7_operand): New.
9357 * config/i386/sse.md: New file.
9358 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
9359 (sse_movups): Rename from sse_movups_1.
9360 (sse_loadlss): Rename from sse_loadss_1.
9361 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
9363 (negv4sf2): Use ix86_expand_fp_absneg_operator.
9364 (absv4sf2, negv2df, absv2df): New.
9365 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
9366 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
9367 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
9368 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
9369 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
9370 (sse3_addsubv4sf3): Model correctly.
9371 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
9372 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
9373 (sse_movhlps): Model with vec_select+vec_concat.
9374 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
9375 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
9376 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
9377 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
9378 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
9379 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
9380 sse2_pshufhw_1): Likewise.
9381 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
9382 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
9383 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
9384 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
9385 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
9386 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
9387 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
9388 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
9389 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
9390 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
9391 sminv8hi3): Mark commutative
9392 operands. Use ix86_binary_operator_ok.
9393 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
9394 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
9395 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
9396 sse2_punpcklqdq): Allow operand2 in memory.
9397 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
9398 sse2_movsd): Add memory alternatives.
9399 (sse_storelps): Turn expander into an insn; split after reload.
9400 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
9401 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
9403 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
9405 * configure.ac (DWARF-2 debug_line): Use objdump.
9406 * configure: Regenerate.
9408 2005-01-08 Jeff Law <law@redhat.com>
9409 Diego Novillo <dnovillo@redhat.com>
9411 PR tree-optimization/18241
9412 * tree-nrv.c (tree_nrv): Ignore volatile return values.
9413 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
9414 statements with volatile operands.
9415 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
9416 operands after marking a statement with has_volatile_ops.
9418 2005-01-08 Roger Sayle <roger@eyesopen.com>
9420 * tree.c (int_fits_type_p): Always honor integer constant
9421 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
9423 2005-01-08 Roger Sayle <roger@eyesopen.com>
9425 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
9426 the latent bug in rtl_delete_block has been resolved.
9428 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9430 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
9431 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
9433 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9435 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
9436 library as @multilib_dir@/$(SHLIB_SONAME).
9438 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9440 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
9441 * configure: Regenerate.
9443 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9445 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
9448 2005-01-07 David Edelsohn <edelsohn@gnu.org>
9451 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
9452 Convert non-word aligned offset address using ld/std into
9455 2005-01-07 Richard Henderson <rth@redhat.com>
9457 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
9459 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
9461 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
9463 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9465 PR tree-optimization/19283
9466 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
9467 is not shorter than the original type.
9469 PR rtl-optimization/19012
9470 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
9472 PR rtl-optimization/18861
9473 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
9474 (FULL_STATE): Define.
9475 (mark_tablejump_edge): New function.
9476 (purge_dead_tablejump_edges): New function.
9477 (find_bb_boundaries): Use it.
9479 PR tree-optimization/18828
9480 * builtins.c (expand_builtin_next_arg): Remove argument and all
9481 the argument checking.
9482 (expand_builtin): Adjust caller.
9483 (expand_builtin_va_start): Likewise. Remove error for too many
9485 (fold_builtin_next_arg): Issue error for too many arguments.
9486 After checking arguments, replace them with magic arguments that
9487 prevent further checking of the args.
9489 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9491 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
9493 2005-01-06 Roger Sayle <roger@eyesopen.com>
9496 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
9497 and %{.S:...} (and their negative variants) to test whether the
9498 input file is assembler or pre-processed-assembler independent of
9499 the actual filename extension.
9501 2005-01-06 Roger Sayle <roger@eyesopen.com>
9503 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
9504 of sign or zero extended values.
9506 2005-01-06 Geoffrey Keating <geoffk@apple.com>
9508 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
9509 for IBM long double format correctly.
9511 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
9513 Fix PR tree-optimization/18792
9515 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
9516 to first_loop_depth, and use loop depth instead of loop number.
9517 (build_classic_dir_vector): Ditto.
9518 (compute_data_dependences_for_loop): Use depth, not loop number.
9519 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
9520 number. Pass in loops, instead of loop numbers.
9521 (gather_interchange_stats): Ditto.
9522 (linear_transform_loops): Ditto.
9524 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
9527 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
9528 biv_fits_mode_p, extension_within_bounds_p): New functions.
9529 (check_ext_dependent_givs): Use them.
9531 2005-01-06 Roger Sayle <roger@eyesopen.com>
9533 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
9534 more than one barrier, in which case we should delete them all.
9536 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
9538 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
9540 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
9542 Fix PR middle-end/19286
9544 * dwarf2out.c (gen_subprogram_die): If we've already tried to
9545 output this subprogram, simply ignore this attempt to do it again.
9546 (add_abstract_origin_attribute): Don't abort trying to add the abstract
9547 origin attribute if it's not possible.
9548 (gen_block_die): Don't ignore subblocks of "unused" blocks.
9549 (decls_for_scope): Ditto.
9550 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
9551 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
9553 2005-01-05 Richard Henderson <rth@redhat.com>
9556 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
9557 (bdesc_2arg): Use it.
9558 (ix86_expand_binop_builtin): Force operands into registers
9560 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
9561 ix86_expand_sse_compare, ix86_expand_sse_comi,
9562 ix86_expand_builtin): Likewise.
9564 2005-01-05 Richard Henderson <rth@redhat.com>
9566 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
9568 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
9569 (mulv4hi3): Set itanium_class mmmul.
9570 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
9571 (fpack): Rename from fpack_sfsf.
9573 2005-01-05 Richard Henderson <rth@redhat.com>
9576 * reload1.c (do_input_reload): Restrict the optimization deleteing
9577 a previous output reload to RELOAD_FOR_INPUT.
9579 2005-01-05 Steven Bosscher <stevenb@suse.de>
9581 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
9582 comment that we fall through after case.
9583 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
9584 (distribute_links): Likewise.
9585 * cse.c (cse_insn): Likewise.
9586 * cselib.c (cselib_invalidate_mem): Likewise.
9587 * df.c: Update comments at the top of the file.
9588 (read_modify_subreg_p): Update comments here too.
9589 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
9590 * flow.c (mark_set_1): Likewise.
9591 (mark_used_regs): Likewise.
9592 * gcse.c (mems_conflict_for_gcse_p): Likewise.
9593 (canon_list_insert): Likewise.
9594 (mark_set): Likewise.
9595 (try_replace_reg): Likewise.
9596 (store_killed_in_insn): Likewise.
9597 * loop.c (count_one_set): Likewise.
9598 (basic_induction_var): Likewise.
9599 * postreload-gcse.c (find_mem_conflicts): Likewise.
9600 * postreload.c (reload_combine_note_store): Likewise.
9601 (move2add_note_store): Likewise.
9602 * reload.c (find_equiv_reg): Likewise.
9603 (mark_referenced_resources): Likewise.
9604 * rtlanal.c (set_noop_p): Likewise.
9605 (note_stores): Likewise.
9606 (note_uses): Likewise.
9607 * sched-deps.c (sched_analyze_1): Likewise.
9608 * sched-rgn.c (check_live_1): Likewise.
9609 (update_live_1): Likewise.
9610 * config/i860/i860.c: Likewise.
9612 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
9614 (ZERO_EXTRACT): Mention that this one can be an lvalue.
9616 * doc/rtl.texi: Update documentation for bit-fields and SET.
9618 2005-01-05 Roger Sayle <roger@eyesopen.com>
9620 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
9622 2005-01-05 Jan Hubicka <jh@suse.cz>
9623 Richard Henderson <rth@redhat.com>
9626 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
9629 2005-01-05 Richard Henderson <rth@redhat.com>
9632 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
9633 (sse_shufps): Change operand 3 to const_int_operand.
9634 (sse2_storelps): Fix typo in template.
9635 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
9636 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
9637 (ix86_expand_builtin): Likewise.
9639 2005-01-05 Julian Brown <julian@codesourcery.com>
9641 * config/arm/arm.c (arm_return_in_memory): Treat complex types
9642 as aggregates for AAPCS ABIs.
9644 2005-01-05 Stan Shebs <shebs@apple.com>
9646 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
9647 Mach-O getters if ppc64.
9648 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
9650 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
9651 signed four-byte field for global code case.
9652 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
9654 2005-01-05 Roger Sayle <roger@eyesopen.com>
9657 * c-common.c: Include real.h.
9658 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
9659 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
9660 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
9661 * Makefile.in (c-common.o): Update dependencies.
9663 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9665 * c-parse.in (asm_string): Add trailing semicolon.
9667 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9669 * c-parse.in (asm_string): New. Don't allow wide strings in
9671 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
9672 asm_string instead of STRING.
9674 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9676 * c-typeck.c (constructor_no_implicit): Remove.
9677 (set_designator, process_init_element): Don't check
9678 constructor_no_implicit.
9680 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
9681 Kaz Kojima <kkojima@gcc.gnu.org>
9684 * lcm.c (create_pre_exit): New.
9685 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
9686 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
9688 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9690 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
9691 -msoft-float in target_float_switch.
9692 * arm.c (arm_override_options): Fix processing of target_float_switch.
9694 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9696 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
9699 2004-01-05 Uros Bizjak <uros@kss-loka.si>
9701 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
9702 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
9704 2005-01-04 Roger Sayle <roger@eyesopen.com>
9706 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
9707 if deleting the then-block allows the test-block to fallthru to the
9710 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
9713 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
9714 after the full declaration if the are in two different TUs.
9716 2005-01-04 Richard Henderson <rth@redhat.com>
9719 * tree-sra.c (generate_one_element_init): Just
9720 call gimplify_and_add.
9721 (generate_element_init): Record the
9722 new referenced variables and mark them for renaming
9723 and split out to ...
9724 (generate_element_init_1): This.
9725 (scalarize_init): Don't call push_gimplify_context/
9726 pop_gimplify_context.
9728 2005-01-04 Geoffrey Keating <geoffk@apple.com>
9730 * toplev.c (get_src_pwd): Handle failure of getpwd().
9732 2005-01-04 Roger Sayle <roger@eyesopen.com>
9734 * fold-const.c (fold_single_bit_test): Delete unreachable handling
9736 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
9737 all the cases handled by it are inverted by invert_truthvalue.
9739 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9741 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
9742 (save_register_windowsi): Likewise.
9744 2005-01-04 Richard Henderson <rth@redhat.com>
9746 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
9748 2005-01-04 Uros Bizjak <uros@kss-loka.si>
9751 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
9752 any simplifications of vector mode comparison operators.
9753 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
9755 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
9756 Devang Patel <dpatel@apple.com>
9758 PR tree-optimization/18308
9759 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
9760 the operands before creating a new expression.
9761 * dojump.c (do_jump): Make drop_through_label available
9762 for all cases. Add expansion of COND_EXPR.
9764 2005-01-04 Ira Rosen <irar@il.ibm.com>
9766 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
9767 INTEGER_CST instead of TREE_CONSTANT.
9768 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
9769 instead of TREE_CONSTANT.
9770 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
9771 instead of TREE_CONSTANT.
9773 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9775 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
9777 2005-01-04 Uros Bizjak <uros@kss-loka.si>
9780 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
9781 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
9783 2005-01-03 Richard Henderson <rth@redhat.com>
9785 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
9786 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
9787 fold_convert_const_real_from_real): Split out from ...
9788 (fold_convert_const): ... here.
9790 2005-01-03 Richard Henderson <rth@redhat.com>
9793 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
9794 (mov<MMXMODEI>_internal): Likewise.
9795 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
9796 Add V2SF case; use it for SSE1; don't use TI.
9797 (movdf_integer): Likewise.
9798 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
9800 2005-01-03 Ira Rosen <irar@il.ibm.com>
9802 * tree-vectorizer.c (vect_strip_conversions): New function.
9803 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
9804 check for binary class.
9806 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
9810 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
9812 * gimple-low.c (mark_blocks_with_used_vars): New function.
9813 (mark_blocks_with_used_subblocks): Ditto.
9814 (mark_used_blocks): Ditto.
9815 (pass_mark_used_blocks): New pass.
9816 * tree-inline.c: Include debug.h.
9817 (expand_call_inline): Call outlining_inline_function here.
9818 * tree-optimize.c (init_tree_optimization_passes): Add
9819 pass_mark_used_blocks.
9820 * tree-pass.h (pass_mark_used_blocks): New.
9821 * Makefile.in (tree-inline.o): Add debug.h dependency.
9823 2005-01-03 Geoffrey Keating <geoffk@apple.com>
9825 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
9826 VAR_DECLs to have weak_import attribute.
9828 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
9831 2004-01-03 Steven Bosscher <stevenb@suse.de>
9833 * passes.c (rest_of_compilation): Don't run regmove if only
9834 flag_expensive_optimizations, require flag_regmove instead.
9836 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
9838 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
9840 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
9841 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9842 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
9843 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9845 2005-01-03 Richard Henderson <rth@redhat.com>
9847 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
9848 (ia64_const_ok_for_letter_p): New.
9849 (ia64_const_double_ok_for_letter_p): New.
9850 (ia64_extra_constraint): New.
9851 (ia64_expand_vecint_compare): New.
9852 (ia64_expand_vcondu_v2si): New.
9853 (ia64_expand_vecint_cmov): New.
9854 (ia64_expand_vecint_minmax): New.
9855 (ia64_print_operand): Add 'v'.
9856 (ia64_preferred_reload_class): New.
9857 (ia64_vector_mode_supported_p): New.
9858 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
9859 (PREFERRED_RELOAD_CLASS): Move to function.
9860 (CONST_OK_FOR_LETTER_P): Move to function.
9861 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
9862 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
9863 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
9864 (EXTRA_CONSTRAINT): Move to function.
9865 * config/ia64/ia64.md: Include vect.md.
9866 (itanium_class): Add mmalua.
9868 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
9870 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
9871 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
9873 (const_int_2bit_operand): New.
9874 (fr_reg_or_0_operand): New.
9875 * config/ia64/ia64-modes.def: Add vector modes.
9876 * config/ia64/ia64-protos.h: Update.
9877 * config/ia64/vect.md: New file.
9879 2005-01-03 Richard Henderson <rth@redhat.com>
9881 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
9883 2005-01-03 Uros Bizjak <uros@kss-loka.si>
9886 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
9888 (log1pdf2): Change mode of operands[0,1] to DFmode.
9890 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
9892 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
9893 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
9894 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
9895 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
9896 SPARC_RELAXED_ORDERING.
9898 2005-01-03 Richard Henderson <rth@redhat.com>
9899 Uros Bizjak <uros@kss-loka.si>
9902 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
9903 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
9904 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
9906 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
9907 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
9908 const_pow2_1_to_128_operand): New predicates.
9910 2005-01-02 Greg McGary <greg@mcgary.org>
9912 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
9914 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
9915 object. [ptr_type]: Remove unused variable.
9916 Remember nearest addressable array-element or record-component
9917 when checking bitfield components. Tolerate empty BIND_EXPR.
9919 2005-01-01 Richard Henderson <rth@redhat.com>
9921 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
9922 that don't narrow the value. Fail for other conversions.
9924 2005-01-01 Richard Henderson <rth@redhat.com>
9927 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
9928 * c-lang.c (finish_file): Don't do it here.
9929 * objc/objc-act.c (objc_finish_file): Likewise.
9931 * cgraph.c (decl_assembler_name_equal): New.
9932 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
9933 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
9934 * cgraph.h (struct cgraph_varpool_node): Add next.
9935 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
9936 * varasm.c (assemble_alias): Mark the target as needed.
9938 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
9941 * function.c (get_arg_pointer_save_area): Use entry_of_function
9942 instead of get_insns.
9944 2005-01-01 Roger Sayle <roger@eyesopen.com>
9945 Andrew Pinski <pinskia@physics.uc.edu>
9946 James E. Wilson <wilson@specifixinc.com>
9948 PR rtl-optimization/12092
9949 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
9952 2005-01-01 Roger Sayle <roger@eyesopen.com>
9953 Olivier Hainque <hainque@act-europe.fr>
9955 * tree.c (int_fits_type_p): A narrower type always fits in a
9956 wider one, except for negative values into unsigned types.
9958 2005-01-01 Roger Sayle <roger@eyesopen.com>
9960 * tree.c (int_fits_type_p): Compare the result of force_fit_type
9961 with the original constant rather than require TREE_OVERFLOW.
9963 2005-01-01 Steven Bosscher <stevenb@suse.de>
9966 * c-decl.c (finish_function): If compiling C99, annotate the
9967 compiler generated return with the current file name and line 0.
9968 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
9969 the source line is greater than 0.
9970 (remove_bb): Likewise.
9972 See ChangeLog.12 for earlier changes.
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