1 2005-11-06 Diego Novillo <dnovillo@redhat.com>
4 * tree-vrp.c (fix_equivalence_set): New.
5 (extract_range_from_assert): Call it.
7 2005-11-05 Ian Lance Taylor <ian@airs.com>
10 * combine.c (apply_distributive_law): Don't distribute across a
13 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
15 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
16 config/ms1/ms1.h, config/rs6000/predicates.md,
17 config/s390/s390.c, params.def, postreload-gcse.c,
18 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
19 tree-vrp.c, tree.c: Fix comment typos.
20 * doc/invoke.texi: Fix typos.
22 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
24 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
25 for testing whether the data_dependence_relation contains distance
26 vectors. Iterate over all distance vectors of the ddr.
27 * lambda.h: Define a vec of lambda_vector pointers.
28 * tree-data-ref.c (dump_data_dependence_relation,
29 dump_data_dependence_direction): Iterate over all distance and
30 direction vectors of the ddr.
31 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
33 (build_classic_dist_vector, build_classic_dir_vector): Push a set
34 of distance/direction vectors instead of a single one.
35 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
36 lambda_vectors with a vec of lambda_vectors.
37 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
38 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
39 DDR_NUM_DIST_VECTS): New.
40 * tree-loop-linear.c (gather_interchange_stats): Test for the
41 existence of distance vectors only after having checked that there
42 is a dependence. Iterate over all distance vectors of the ddr.
43 (linear_transform_loops): Use dump_data_dependence_relation.
44 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
45 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
46 distance vectors of the ddr.
48 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
50 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
51 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
52 IS_INTHANDLER; all callers changed.
53 (n_regs_saved_by_prologue): Take interrupt handler attributes into
55 (do_link, do_unlink): New argument ALL; all callers changed.
56 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
57 If function isn't leaf, save and restore all registers.
58 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
61 2005-11-05 Jan Hubicka <jh@suse.cz>
63 PR rtl-optimization/23490
64 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
65 max-flow-memory-location): Document.
66 * flow.c: Include params.h
67 (MAX_MEM_SET_LIST_LEN): Kill.
68 (add_to_mem_set_list): Use new param.
69 * cse.c (cse_basic_block): Replace 1000 by new param.
70 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
71 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
72 * predict.c (predict_loops): Use new param.
73 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
75 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
76 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
77 Do not hold memory returned by cgraph_node_name across other call.
79 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
82 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
85 2005-11-04 Jeff Law <law@redhat.com>
88 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
89 * tree-ssa-dom.c: Include params.h.
90 (thread_across_edge): If there are too many statements in the
91 target block, then do not thread through it.
92 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
93 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
95 2005-11-03 Diego Novillo <dnovillo@redhat.com>
98 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
99 TODO_update_ssa instead of TODO_update_ssa_no_phi.
101 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
104 * tree-scalar-evolution.c (instantiate_parameters_1,
105 instantiate_parameters, resolve_mixers): Compute the size of an
106 expression to be instantiated and give up the instantiation if the
107 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
109 2005-11-04 Richard Guenther <rguenther@suse.de>
111 * tree-flow.h (ref_contains_indirect_ref): Rename to
112 array_ref_contains_indirect_ref.
113 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
114 (array_ref_contains_indirect_ref): Make comment match the code
116 (ref_contains_array_ref): Likewise.
117 * tree-ssa-structalias.c (find_func_aliases): Remove call to
118 ref_contains_indirect_ref.
119 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
120 Rename calls to ref_contains_indirect_ref.
122 2005-11-04 Paul Brook <paul@codesourcery.com>
124 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
125 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
126 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
127 * config/arm/arm.md: Use match_operand in peephole input templates
128 and match_dup in peephole output templates.
130 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
132 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
135 2005-11-04 Mark Mitchell <mark@codesourcery.com>
136 Daniel Jacobowitz <dan@codesourcery.com>
138 * longlong.h (add_ssaaaa): Clobber condition code register
140 (sub_ddmmss): Likewise.
141 (umul_ppmm): Likewise.
143 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
144 Paul Brook <paul@codesourcery.com>
145 Phil Blundell <pb@reciva.com>
147 * configure.ac: Add test for ARM TLS support.
148 * configure: Regenerated.
149 * config/arm/arm-protos.h (legitimize_tls_address)
150 (arm_tls_referenced_p, tls_mentioned_p)
151 (arm_output_addr_const_extra): New prototypes.
152 (thumb_legitimize_pic_address): Delete.
153 * config/arm/arm.c: Include "gt-arm.h".
154 (enum tls_reloc): New.
155 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
156 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
157 (arm_call_tls_get_addr, legitimize_tls_address)
158 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
159 (arm_init_tls_builtins, arm_emit_tls_decoration)
160 (arm_output_addr_const_extra): New functions.
161 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
162 (TARGET_HAVE_TLS): Define.
163 (target_thread_pointer): New.
164 (arm_override_options): Handle -mtp=.
165 (legitimize_pic_address): Ignore UNSPECs.
166 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
168 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
169 (tls_get_addr_libfunc): New variable.
170 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
171 (arm_init_builtins): Call arm_init_tls_builtins.
172 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
173 (arm_encode_section_info): Call default_encode_section_info.
174 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
175 (enum arm_tp_type): New.
176 (target_thread_pointer): Add declaration.
177 (LEGITIMATE_CONSTANT_P): Handle TLS.
178 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
179 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
180 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
181 * config/arm/arm.md: Add UNSPEC_TLS.
183 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
185 (tls_load_dot_plus_eight): New insn and a peephole to create it.
186 (load_tp_hard, load_tp_soft): New insns.
187 * arm.opt: Add -mtp=.
188 * doc/invoke.texi (ARM Options): Document -mtp.
190 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
192 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
193 * config/arm/libunwind.S: Include "lib1funcs.asm".
194 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
195 (LIB2ADDEH): Add libunwind.S.
196 (LIB2ADDEHDEP): Add lib1funcs.asm.
197 * mklibgcc.in: Handle asm files in libgcc_eh.a.
199 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
202 * gcc/c.opt: Add a -lang-fortran option.
203 * gcc/c-opts.c: Add a lang_fortran flag.
204 (c_common_init_options): Handling the -lang-fortran option.
205 (c_common_handle_option): Add a case for Fortran options in
206 preprocessing. Remove cases for -ffixed-form and
207 -ffixed-line-length. Add a case for -lang-fortran.
209 2005-11-03 David Edelsohn <edelsohn@gnu.org>
211 * config/rs6000/rs6000.c: Include params.h
212 (optimization_options): Set max-grow-copy-bb-insns default to 16.
213 (bdesc_2arg): Delete vpkuhss and vpkuwss.
214 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
215 (UNSPEC_VPKUWSS): Delete.
216 (altivec_vpkuhss): Delete.
217 (altivec_vpkuwss): Delete.
218 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
220 (neg_eq0<mode>): Remove final condition.
221 (neg_eq<mode>): Remove condition and split-condition.
223 2005-11-04 Alan Modra <amodra@bigpond.net.au>
225 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
226 Use associated print macros.
228 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
231 * diagnostic.c (diagnostic_set_info_translated): New function.
232 (diagnostic_set_info): Use it. Add comment.
233 * diagnostic.h (diagnostic_set_info_translated): Declare.
235 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
237 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
238 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
239 reference only if 'public' is true.
240 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
241 emit the .hidden directive only if the indirect reference is public.
242 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
243 Pass it to dw2_force_const_mem.
244 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
245 * dwarf2out.c (output_cfi): Adjust calls to above function.
246 (output_call_frame_info): Likewise.
247 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
248 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
250 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
252 PR tree-optimization/24483
253 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
254 field to elts if possible.
256 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
259 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
262 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
264 Fix PR tree-optimization/24351
266 * tree-ssa-structalias.c (struct variable_info): Add
268 (get_varinfo_fc): New function to follow collapsing.
269 (new_var_info): Set collapsed_to to NULL.
270 (dump_constraint): Follow collapsing.
271 (build_constraint_graph): Handle collapsing.
272 (do_simple_structure_copy): Return false if something bad
274 (collapse_rest_of_var): New function.
275 (do_structure_copy): Collapse if do_simple_structure_copy returns
278 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
281 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
282 expressions to a statement list instead of gimplifying them.
284 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
286 PR rtl-optimization/23585
287 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
288 that can't trap plus a constant integer, if the mode has zero size.
290 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
293 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
295 ("*insv<mode>_reg_extimm"): Likewise.
297 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
300 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
301 c_common_type_for_mode returns an unnamed type.
303 2005-11-02 Richard Henderson <rth@redhat.com>
307 * dwarf2out.c (dwarf2out_reg_save_reg): New.
308 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
309 * function.c (assign_parms): Use calls.internal_arg_pointer.
310 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
312 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
313 (TARGET_CALLS): Add it.
314 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
315 * targhooks.c (default_internal_arg_pointer): New.
316 * targhooks.h (default_internal_arg_pointer): Declare.
317 * tree.h (dwarf2out_reg_save_reg): Declare.
318 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
319 * config/i386/i386.c (dbx_register_map): Add return column.
320 (dbx64_register_map, svr4_dbx_register_map): Likewise.
321 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
322 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
323 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
324 (ix86_save_reg): Save force_align_arg_pointer.
325 (ix86_emit_save_regs): Make regno unsigned.
326 (ix86_emit_save_regs_using_mov): Likewise.
327 (ix86_expand_prologue): Handle force_align_arg_pointer.
328 (ix86_expand_epilogue): Likewise.
329 * config/i386/i386.h: (dbx_register_map): Update.
330 (dbx64_register_map, svr4_dbx_register_map): Update.
331 (struct machine_function): Add force_align_arg_pointer.
332 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
333 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
334 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
336 2005-11-02 Jan Hubicka <jh@suse.cz>
339 * i386.md: Add peep2 for simplyfing array accesses.
341 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
344 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
345 * config/s390/s390.c (s390_decompose_shift_count): New function.
346 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
347 (print_shift_count_operand): Use s390_decompose_shift_count.
348 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
349 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
351 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
354 * loop.c (loop_givs_rescan): Use force_operand to expand
357 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
360 * fold-const.c (build_range_check): Use unsigned when signed
361 overflow is undefined also. If etype is subtype, make sure that
362 the subtraction is in the supertype.
364 2005-11-02 Richard Henderson <rth@redhat.com>
367 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
370 2005-11-01 Richard Henderson <rth@redhat.com>
373 * loop.c (scan_loop): Do not propagate computations to a hard
374 register destination with SMALL_REGISTER_CLASSES.
376 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
378 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
379 costs for MULT inside PLUS or MINUS.
381 2005-11-01 Bob Wilson <bob.wilson@acm.org>
383 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
384 (TRAMPOLINE_SIZE): Round up to 60.
385 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
387 2005-10-31 James E. Wilson <wilson@specifix.com>
390 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
391 ifdef. Put ifdefs around call in gen_subprogram_die.
392 (compute_frame_pointer_to_cfa_displacement): Likewise.
393 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
396 PR rtl-optimization/17356
397 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
398 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
400 2005-10-31 Jan Hubicka <jh@suse.cz>
403 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
406 * i386.c (legitimize_pic_address): Deal with large immediates.
409 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
410 from symbol names while computing checkup.
413 * predict.c (predict_loops): Do not estimate more than
414 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
415 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
417 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
419 PR tree-optimization/19097
420 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
422 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
424 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
426 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
429 * tree-inline.c (setup_one_parameter): If the init_stmt
430 is NULL, don't insert the statement.
432 2005-10-30 Jan Hubicka <jh@suse.cz>
434 PR tree-optimization/24172
435 * tree-inline.c (copy_body_r): Unshare the substituted value first.
437 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
439 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
440 constants for hosts with long != 32 bits.
442 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
445 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
447 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
449 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
450 (TARGET_MS1_16_002): New.
451 (TARGET_MS1_16_003): New.
453 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
454 ("*decrement_and_branch_until_zero_no_clobber"): New.
455 Add corresponding splitter for decrement_and_branch_until_zero
457 Key all decrement_and_branch_until_zero patterns off of
460 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
463 * tree-complex.c (extract_component): Treat RESULT_DECL
464 like the rest of the decls.
466 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
468 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
469 indirect call to _mcount if the function needs a static chain.
471 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
472 Caroline Tice <ctice@apple.com>
474 PR rtl-optimization/24460
475 * dwarf2out.c (have_switched_text_sections): New boolean variable.
476 (dwarf2out_switch_text_section): Set it to true instead of
477 incrementing separate_line_info_table_in_use.
478 (output_loc_list): Additionally test have_switched_text_sections.
479 (output_ranges): Likewise.
480 (dwarf2out_finish): Likewise.
481 * varasm.c (assemble_start_function): Do not call
482 insert_section_boundary_note.
483 (assemble_end_function): If flag_reorder_blocks_and_partition,
484 switch to the function's section before emitting the .size directive.
485 * bb-reorder.c (insert_section_boundary_note): Staticify.
486 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
487 * output.h (insert_section_boundary_note): Delete.
489 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
492 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
493 instead of pointer equality when comparing types.
495 2005-10-24 James E. Wilson <wilson@specifix.com>
497 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
498 add_dependence_list_and_free calls.
500 2005-10-24 Steven Bosscher <stevenb@suse.de>
502 * contrib.texi: Add the names of the LLNL folks who donated
503 Cray pointer support for gfortran.
505 2005-10-24 Steven Bosscher <stevenb@suse.de>
507 PR tree-optimization/24225
508 * profile.c (branch_prob): Look from end to start through a
509 basic block when looking for a locus.
511 2005-10-24 Richard Henderson <rth@redhat.com>
513 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
515 (hppa_expand_prologue): Likewise.
517 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
519 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
520 (NO_DEFERRED_PROFILE_COUNTERS): Define.
521 * pa.h (NO_PROFILE_COUNTERS): Define.
522 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
523 (funcdef_nos): New vector to hold label numbers of deferred profile
525 (output_deferred_profile_counters): New function.
526 (hppa_profile_hook): Push label number onto funcdef_nos.
527 (pa_hpux_file_end): Call output_deferred_profile_counters if
528 NO_DEFERRED_PROFILE_COUNTERS is false.
530 * pa-protos.h (get_deferred_plabel): New prototype.
531 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
533 (output_call): Adjust calls.
535 2005-10-24 Alan Modra <amodra@bigpond.net.au>
537 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
538 peculiarity of GOT/TOC section usage.
540 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
543 * c-common.c (constant_string_class_name): Add documentation.
545 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
548 * recog.c (peephole2_optimize): Increment peep2_current_count
549 only when the slot is empty.
551 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
554 * except.c (output_function_exception_table): Call
555 assemble_external_libcall if we need a personality function.
557 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
559 PR rtl-optimization/24460
560 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
561 set the basic block for barriers.
563 2005-10-21 Janis Johnson <janis187@us.ibm.com>
565 * var-tracking.c (vt_initialize): Initialize post.
567 2005-10-21 Devang Patel <dpatel@apple.com>
570 * c-common.c (vector_types_convertible_p): Check vector element type.
572 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
574 * config/sh/sh.c (prepare_move_operands): Handle the address
575 constant which is a tls symbolic address plus a constant.
577 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
580 * gcc.c (main): Use the correct counter for erroring out
581 about mulitple files.
583 2005-10-21 Alan Modra <amodra@bigpond.net.au>
586 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
587 use r2 for 64-bit tls .got access.
589 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
591 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
594 2005-10-20 Steven Bosscher <stevenb@suse.de>
596 PR tree-optimization/24307
597 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
599 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
602 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
604 * varasm.c (find_decl_and_mark_needed): After cgraph global info
605 is ready, stop marking functions, but still mark variables.
607 2005-10-20 Richard Guenther <rguenther@suse.de>
610 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
613 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
615 PR rtl-optimization/23585
616 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
617 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
618 (may_trap_p_1): New predicate extracted from...
619 (may_trap_p): ... here. Invoke may_trap_p_1.
620 (may_trap_or_fault_p): New predicate.
621 * rtl.h (may_trap_or_fault_p): Declare it.
622 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
623 instead of may_trap_p.
624 (steal_delay_list_from_fallthrough): Likewise.
625 (fill_simple_delay_slots): Likewise.
626 (fill_slots_from_thread): Likewise.
627 * function.c (pad_to_arg_alignment): Rework comment about
628 SPARC_STACK_BOUNDARY_HACK.
629 * config/sparc/sparc.h: Likewise.
631 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
633 * config/s390/s390.c (s390_expand_insv): New.
634 * config/s390/s390-protos.h (s390_expand_insv): Declare.
635 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
636 ("icm_hi"): Remove mode attribute.
637 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
639 ("*extracthi", "*extractqi"): Remove.
640 (extv<mode>", "*extzv<mode>"): New.
641 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
642 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
644 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
646 * cfgexpand.c (discover_nonconstant_array_refs_r,
647 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
648 (tree_expand_cfg): Call discover_nonconstant_array_refs.
649 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
650 discover_nonconstant_array_refs.
652 2005-10-19 Steven Bosscher <stevenb@suse.de>
655 * c-decl.c (pop_scope): Don't warn about an unused variable
656 if it is marked with TREE_NO_WARNING.
657 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
658 somenow mismatch and olddecl is to be replaced.
660 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
663 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
664 whether registers live on the edge can be saved/restored.
666 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
668 * config/sh/sh.c (fixup_mova): Skip notes.
670 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
672 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
673 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
674 (s390_can_eliminate): Handle BASE_REGNUM elimination.
675 (s390_initial_elimination_offset): Likewise.
676 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
677 register on TARGET_ZARCH targets.
678 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
679 (INITIAL_FRAME_POINTER_OFFSET): Remove.
680 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
681 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
683 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
685 * config/s390/s390.md: Comment describing output modifiers updated.
686 * config/s390/s390.c (print_operand): Likewise.
688 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
690 * config/s390/s390.c (override_options): Added check for -mstack-size
692 * doc/invoke.texi: Mention that limit in the documenation.
694 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
697 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
699 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
701 Fix PR tree-optimization/24231
703 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
704 (compute_avail): Ditto.
706 2005-10-18 Richard Henderson <rth@redhat.com>
709 * config/i386/i386.c (legitimate_constant_p): Check
710 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
712 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
713 (legitimate_pic_address_disp_p): Reorg CONST checking to make
714 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
716 (print_operand_address): Likewise.
717 * config/i386/predicates.md (x86_64_immediate_operand): Test
718 SYMBOL_REF_TLS_MODEL properly inside CONST.
719 (x86_64_zext_immediate_operand): Likewise.
720 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
721 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
722 * config/i386/i386-protos.h: Remove predicates.md entries.
724 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
726 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
727 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
729 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
730 Ian Lance Taylor <ian@airs.com>
733 * fold-const.c (fold_widened_comparison): Do not allow range based
734 constant folding when right operand cannot be unwidened.
736 2005-10-17 Richard Henderson <rth@redhat.com>
738 * builtins.c (expand_builtin_synchronize): Build a new-style asm
739 with a memory clobber.
741 2005-10-17 James E Wilson <wilson@specifix.com>
743 PR rtl-optimization/17356
744 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
745 checking for EDGE_EH.
747 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
749 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
750 the slot on an even boundary for any type with 16-byte alignment.
752 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
755 * md.texi (Modifiers) <%>: Clarify that % doesn't work
756 after register allocation.
758 2005-10-17 DJ Delorie <dj@redhat.com>
760 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
763 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
766 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
769 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
771 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
772 to 2 if it's already non-zero.
773 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
774 is set and warn about it if flag_schedule_insns is 1.
776 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
778 * config/crx/crx.md: Compare-and-branch instructions need to
781 2005-10-17 Uros Bizjak <uros@kss-loka.si>
784 * config/i386/i386.md (*pushdi2_rex64 splitter)
785 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
786 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
787 flow2 pass only when (optimize > 0 && flag_peephole2).
789 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
792 * gcc.c (have_c): New static variable.
794 (process_command): Remove declation of have_c.
795 Set have_o to 1 when handling -o.
796 (main): Add a fatel error if there are multiple
797 files specified and -o and -c/-S is passed witout
798 -combine or multiple languages.
800 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
802 Fix PR tree-optimization/22444
803 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
804 Assert that we don't hit something with subvars.
805 (setup_pointers_and_addressables): Don't add things with subvars,
806 because we'll already process the subvars for aliasing purposes.
808 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
811 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
812 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
813 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
814 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
815 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
816 swapped, alternatives for the R constraint.
819 * builtins.c (get_builtin_sync_mode): Make unlimited
820 mode_for_size request.
822 2005-10-15 Richard Henderson <rth@redhat.com>
824 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
825 (gimplify_expr): ... here.
826 (gimplify_compound_lval): Use it in initial scan loop. Allow
827 fb_lvalue in base expression.
829 2005-10-15 Richard Henderson <rth@redhat.com>
832 * builtins.c (expand_builtin_trap): Export.
833 * expr.h (expand_builtin_trap): Declare.
834 * expr.c (expand_assignment): Emit a trap for integral offsets
835 from registers that weren't reduced to bitpos.
837 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
838 (mark_array_ref_addressable): Remove.
839 * tree-flow.h (mark_array_ref_addressable): Remove.
840 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
842 2005-10-15 James E Wilson <wilson@specifix.com>
845 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
846 (add_dependence_list_and_free): Likewise.
847 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
850 2005-10-15 Diego Novillo <dnovillo@redhat.com>
854 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
855 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
857 (vrp_visit_phi_node): Only prevent infinite iterations when
858 the previous result and the new result are both VR_RANGEs.
860 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
862 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
865 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
868 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
871 2005-10-14 Per Bothner <per@bothner.com>
873 PR preprocessor/21250
874 * c-ppoutput.c (print_line): Print internal line 0 as 1.
876 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
879 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
880 overflow flags. Refactor some conditionals.
882 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
885 * tree-dfa.c (add_referenced_var): Only look at decls which
886 have TREE_CONSTANT or TREE_READONLY set instead of if
887 !TREE_PUBLIC or !TREE_CONSTANT.
889 2005-10-13 James E Wilson <wilson@specifix.com>
891 * doc/invoke.texi: For -x, add f95-cpp-input.
892 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
894 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
896 PR tree-optimization/24262
897 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
898 in loop all the time.
900 2005-10-12 Richard Henderson <rth@redhat.com>
903 * tree.h (DECL_TRANSPARENT_UNION): Remove.
904 * function.c (assign_parm_find_data_types): Don't support it.
905 * print-tree.c (print_node): Likewise.
906 * c-common.c (handle_transparent_union_attribute): Likewise.
907 Use build_duplicate_type.
908 * tree-inline.c (remap_type_1): Split out of remap_type;
909 properly remap aggregate fields.
910 (build_duplicate_type): New.
911 * doc/extend.texi (Variable Attributes): Remove documentation
912 for transparent_union.
914 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
917 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
918 (gen_stack_pointer_dec): Likewise.
920 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
924 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
926 (struct cxx): Add adjust_class_at_definition target hook.
927 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
928 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
929 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
930 hook_void_tree. Add to TARGET_CXX.
931 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
933 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
934 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
935 instead of attribute. Check for dllexport override. Warn if
936 inconsistent dll linkage. Don't lose old dllimport if decl has
937 had address referenced. Tweak lookup of dllimport atribute.
938 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
939 for target specific rules. Don't add dllimport attribute if
940 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
942 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
943 * varasm.c (initializer_constant_valid_p): Replace
944 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
948 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
949 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
950 (i[34567]86-*-mingw32*): Likewise.
952 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
953 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
955 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
956 C++-specific code. Change return value to bool.
957 (i386_pe_dllimport_p): Likewise.
958 (associated_type): Simplify and make language-independent
959 (i386_pe_encode_section_info): Replace override of ambiguous
960 dllimport symbol refs with a gcc_assert.
961 (i386_pe_valid_dllimport_attribute_p): Define.
962 * config/i386/winnt-cxx.c: New file. Define C++ versions of
963 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
964 i386_pe_adjust_class_at_definition.
965 * config/i386/winnt-stubs.c: New file. Define stub versions of
966 lang-specific functions.
967 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
968 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
969 i386_pe_adjust_class_at_definition.
970 (i386_pe_valid_dllimport_attribute_p): Declare.
971 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
972 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
973 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
976 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
977 dllimport attribute with test of DECL_DLLIMPORT_P.
979 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
981 * combine.c (make_extraction): Correct offset computation.
983 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
985 * config/cris/t-linux (LIMITS_H_TEST): Define.
987 2005-10-12 Richard Henderson <rth@redhat.com>
990 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
992 2005-10-12 Richard Guenther <rguenther@suse.de>
994 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
996 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
999 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
1000 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
1003 2005-10-12 Richard Guenther <rguenther@suse.de>
1006 * varasm.c (output_constant): Correct typo from previous
1009 2005-10-11 Ian Lance Taylor <ian@airs.com>
1011 PR rtl-optimization/13931
1012 * combine.c: Revert patch of 2003-05-14, and:
1013 (try_combine): Only set elim_i1 and elim_i2 if the destination is
1014 completely killed in the appropriate insn.
1015 (distribute_notes): Don't skip multiple hard register test for
1016 elim_i1 and elim_i2.
1018 2005-10-11 Richard Henderson <rth@redhat.com>
1021 * c-typeck.c (convert_for_assignment): Use build_constructor_single
1022 to initialize a transparent union instead of a nop_expr.
1024 2005-10-11 Richard Henderson <rth@redhat.com>
1026 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
1027 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
1028 (tree_ssa_dce_loop): Call scev_reset.
1031 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
1032 * tree-ssa-dce.c: Include cfgloop.h.
1033 (tree_ssa_dce_loop, pass_dce_loop): New.
1034 * tree-pass.h (pass_dce_loop): Declare it.
1035 * passes.c (init_optimization_passes): Use it.
1037 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
1040 * convert.c (convert_to_real): Revert 2005-10-05 patch.
1041 Only apply the optimization for rounding builtins if the inner
1042 cast is also an extension.
1044 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
1047 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
1048 mark_new_vars_to_rename instead of update_stmt.
1050 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
1052 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
1054 2005-10-11 Jakub Jelinek <jakub@redhat.com>
1056 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
1057 for setting MMX register to 0 rather than mmx.
1059 2005-10-10 Steve Ellcey <sje@cup.hp.com>
1062 * configure.ac: Move gas check from mips specific case to common case.
1063 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
1064 * configure: Regenerate
1065 * doc/install.texi: Update.
1067 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1070 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
1072 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
1074 * gcc.c (do_spec_1): Accept numeric characters in file name
1077 2005-10-10 Nick Clifton <nickc@redhat.com>
1079 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
1080 describing the deleted arm_gen_rotated_half_load function.
1082 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
1084 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
1087 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
1089 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
1091 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
1092 (EXTRA_MULTILIB_PARTS): Define.
1093 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1094 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1095 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
1096 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1097 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1098 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
1100 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
1102 PR tree-optimization/24226
1103 * tree-cfg.c (remove_bb): Clean up unreachable loops.
1104 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
1105 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
1108 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1110 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
1112 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
1115 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
1116 Rewrite for no need for the early clobber.
1118 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1120 Merge from csl-arm-branch:
1121 2005-09-07 Paul Brook <paul@codesourcery.com>
1122 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
1125 2005-04-30 Paul Brook <paul@codesourcery.com>
1126 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
1127 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
1129 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
1130 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
1131 (arm_override_options): Use TARGET_AAPCS_BASED.
1132 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
1133 (PTRDIFF_TYPE): Use int for AAPCS.
1134 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
1135 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
1136 (DEFAULT_SHORT_ENUMS): Delete.
1137 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
1139 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
1140 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
1141 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
1142 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
1144 2004-12-03 Mark Mitchell <mark@codesourcery.com>
1145 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
1147 2004-11-22 Mark Mitchell <mark@codesourcery.com>
1148 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
1150 2004-11-19 Mark Mitchell <mark@codesourcery.com>
1151 * config.gcc (arm*-*-linux-gnueabi): Add it.
1152 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
1154 (TARGET_OS_CPP_BUILTINS): Likeiwse.
1155 * config/arm/linux-eabi.h: New file.
1156 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
1157 (LINUX_TARET_LINK_SPEC): Likewise.
1158 (LINK_SPEC): Use it.
1159 * config/arm/t-linux-eabi: New file.
1161 2005-10-08 Steven Bosscher <stevenb@suse.de>
1164 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
1166 (PARAM_SMS_DFA_HISTORY): Likewise.
1168 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1171 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
1172 (load_register_parameters): Call it.
1173 (check_sibcall_argument_overlap_1): Likewise.
1174 (store_one_arg): Likewise.
1176 2005-10-07 James E. Wilson <wilson@specifix.com>
1178 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
1179 DImode not VECINT24 for operand 2.
1182 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
1186 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
1187 fr_spill): Use destination_operand for operand 0.
1189 2005-10-07 DJ Delorie <dj@redhat.com>
1191 * varasm.c (output_constant): Limit error to expanding
1194 2005-10-07 Richard Guenther <rguenther@suse.de>
1197 * fold-const.c (fold_binary): Fix operand types during folding
1198 of X op (A, Y). Evaluation order of the side-effects of
1199 X and A are frontend-defined, so ensure we honour that even for
1200 tcc_comparison class operands; eased by removing duplicate code.
1202 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1204 * stor-layout.c (layout_type): Do not allow alignment of array
1205 elements to be greater than their size.
1207 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1209 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
1211 (hppa*-*-linux*): Ditto.
1212 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
1213 * config/host-hpux.c: New.
1214 * config/x-hpux: New.
1215 * config/pa/x-hpux: Remove.
1216 * config/pa/x-linux: Remove.
1217 * config/pa/pa-host.c: Remove.
1219 2005-10-07 Jeff Law <law@redhat.com>
1221 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
1222 determine whether or not to try and thread outgoing edges.
1224 2005-10-07 David Edelsohn <edelsohn@gnu.org>
1226 * config/rs6000/rs6000.md (eqsi_power): New.
1227 (neg_eq0si): Add TARGET_POWER to final condition.
1230 2005-10-06 Richard Henderson <rth@redhat.com>
1232 * config/rs6000/rs6000.c: Revert last change.
1234 2005-10-06 Richard Henderson <rth@redhat.com>
1236 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
1237 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
1239 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
1243 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
1244 out return_label and naked_return_label.
1246 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1248 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
1251 2005-10-06 Richard Henderson <rth@redhat.com>
1254 * tree-inline.c (declare_return_variable): Handle modify_dest not
1257 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1259 Fix PR tree-optimization/22488
1260 * tree-ssa-structalias.c (check_for_overlaps): New function.
1261 (create_variable_info_for): Use it.
1263 2005-10-06 Richard Henderson <rth@redhat.com>
1266 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
1267 (dwarf2out_start_source_file): Print it.
1269 2005-10-06 Geoffrey Keating <geoffk@apple.com>
1271 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
1273 2005-10-06 Richard Henderson <rth@redhat.com>
1276 * mode-switching.c (optimize_mode_switching): Clear transp bit
1277 for block with incomming abnormal edges.
1279 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
1280 (fpscr_set_from_mem): Use them.
1281 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
1282 (fpscr postinc splitters): Rewrite as peephole2+split.
1284 2005-10-06 David Edelsohn <edelsohn@gnu.org>
1286 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
1287 (eq<mode>_compare): Same.
1289 2005-10-06 Richard Guenther <rguenther@suse.de>
1291 PR tree-optimization/24238
1292 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
1294 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
1296 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
1297 here. Use AC_PATH_PROG for environment variables instead of
1299 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
1301 * configure: Regenerated.
1303 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
1306 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
1307 then force it into a register.
1308 (call_value): Likewise.
1310 2005-10-06 Richard Henderson <rth@redhat.com>
1313 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
1314 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
1315 under pass_vectorize.
1317 2005-10-05 Devang Patel <dpatel@apple.com>
1320 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
1321 handling constants. Check NAMESPACE_DECL context for constants.
1323 2005-10-05 Eric Christopher <echristo@apple.com>
1325 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
1327 2005-10-05 Richard Henderson <rth@redhat.com>
1330 * tree-cfg.c (mark_array_ref_addressable_1): New.
1331 (mark_array_ref_addressable): New.
1332 * tree-flow.h (mark_array_ref_addressable): Declare.
1333 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
1335 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
1339 * reload.c (subst_reloads): When adding a REG_LABEL to a
1340 jump instruction, also update JUMP_LABEL.
1342 2005-10-05 David Edelsohn <edelsohn@gnu.org>
1344 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
1345 * bb-reorder.c (copy_bb_p): Use it.
1346 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
1348 2005-10-05 Richard Henderson <rth@redhat.com>
1351 * toplev.c (process_options): Warn about unsupported combinations
1352 of unwind tables and omit-frame-pointer.
1353 * config/i386/i386.c (override_options): Similarly. Enable
1354 accumulate-outgoing-args if not explicitly disabled.
1356 2005-10-05 Steve Ellcey <sje@cup.hp.com>
1358 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
1359 Handle big endian vs. small endian.
1360 (vec_initv2sf): Handle big endian vs. small endian.
1361 (*vec_extractv2sf_1): Ditto.
1363 2005-10-05 Dale Johannesen <dalej@apple.com>
1365 * convert.c (convert_to_real): Don't convert
1366 (float)floor(double d) to floorf((float)d).
1368 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
1370 * config/arm/arm.md (insv): Use gen_int_mode in more places.
1372 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
1374 PR tree-optimization/18587
1375 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
1376 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
1377 build_vuses): Change to VEC type.
1378 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
1379 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
1380 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
1381 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
1382 (get_name_decl): New. Return DECL_UID of base variable.
1383 (operand_build_cmp): New. qsort comparison routine.
1384 (operand_build_sort_virtual): New. Sort virtual build vector.
1385 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
1386 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
1387 (FINALIZE_BASE): Use get_name_decl.
1388 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
1389 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
1390 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
1391 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
1392 direct VEC_* manipulations.
1393 (build_ssa_operands): Call operand_build_sort_virtual.
1394 (copy_virtual_operand, create_ssa_artficial_load_stmt,
1395 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
1396 with direct VEC_* manipulations.
1397 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
1398 with direct VEC manipulations.
1400 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
1402 PR tree-optimization/21419
1403 PR tree-optimization/24146
1404 PR tree-optimization/24151
1406 * c-typeck.c (readonly_error): Handle USE being lv_asm.
1407 (build_asm_expr): Call it if outputs are read-only.
1408 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
1410 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
1411 Paolo Bonzini <bonzini@gnu.org>
1415 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
1416 enable the instructions and not just the built-ins.
1417 * doc/invoke.texi (x86 Options): Likewise.
1419 2005-10-04 Geoffrey Keating <geoffk@apple.com>
1421 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
1423 * doc/invoke.texi (Option Summary): Correct spelling
1424 of -mmacosx-version-min.
1426 2005-10-04 Devang Patel <dpatel@apple.com>
1428 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
1431 2005-10-04 Steve Ellcey <sje@cup.hp.com>
1433 * tree-vect-transform.c (vect_create_epilog_for_reduction):
1434 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
1436 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
1438 * config/s390/s390.md ("TDSI","DP"): New mode macros.
1439 ("TE","tg"): New mode attributes.
1440 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
1441 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
1442 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
1443 dword_mode and one for GPRmode.
1445 2005-10-04 Ian Lance Taylor <ian@airs.com>
1447 PR preprocessor/13726
1448 * c-ppoutput.c (cb_include): Add comments parameter, and print out
1449 any comments passed in.
1451 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1453 * tree.c (annotate_with_file_line): Fix typo.
1455 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1458 * builtins.c (fold_builtin_memcmp): When constructing the pointer
1459 type used to access data in the inlined length == 1 case, use
1460 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
1461 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
1463 2005-10-04 Uros Bizjak <uros@kss-loka.si>
1465 * config/i386/i386.h (TARGET_FISTTP): Enable also for
1466 TARGET_SSE3 and only for TARGET_80387.
1467 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
1468 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
1469 Do not depend on TARGET_80387.
1471 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1473 * tree.c (last_annotated_node): Change type to location_t*.
1474 (annotate_with_file_line): Reflect the change of
1475 last_annotated_node type.
1477 2005-10-04 Richard Guenther <rguenther@suse.de>
1480 * c-decl.c (grokdeclarator): Don't write to fields
1483 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1486 * c-decl.c (finish_decl): Use set_user_assembler_name even for
1488 * varasm.c (make_decl_rtl): If a register variable does not
1489 have a set user assmbler name, error out.
1490 Decode the asmspec is now name+1 bypassing '*'.
1492 2005-10-04 Steven Bosscher <stevenb@suse.de>
1494 PR tree-optimization/23049
1495 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
1496 of a COND_EXPR is folded before calling fold on the whole rhs of a
1497 conditional assignment.
1498 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
1499 document that a COND_EXPR may appear there.
1501 2005-10-03 Diego Novillo <dnovillo@redhat.com>
1504 * tree-vrp.c (extract_range_from_assert): If the new numeric
1505 range created out of the assertion contradicts the existing
1506 numeric range of the ASSERT_EXPR variable, make the new range
1509 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
1511 * config/sh/sh.c (sh_register_move_cost): Add case for moving
1512 from T_REGS to FP register class.
1514 2005-10-03 Richard Henderson <rth@redhat.com>
1517 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
1518 before creating a new one.
1520 2005-10-03 David Edelsohn <edelsohn@gnu.org>
1522 * config/rs6000/t-aix43 (LDFLAGS): New.
1523 * config/rs6000/t-aix52 (LDFLAGS): New.
1525 2005-10-03 Ian Lance Taylor <ian@airs.com>
1527 * gimplify.c (find_single_pointer_decl_1): New static function.
1528 (find_single_pointer_decl): New static function.
1529 (internal_get_tmp_var): For a formal variable, set restrict base
1530 information if appropriate.
1531 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
1533 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
1534 (DECL_GET_RESTRICT_BASE): Define.
1535 (SET_DECL_RESTRICT_BASE): Define.
1536 (decl_restrict_base_lookup): Declare.
1537 (decl_restrict_base_insert): Declare.
1538 (struct tree_decl_with_vis): Add based_on_restrict_p field.
1539 * tree.c (restrict_base_for_decl): New static variable.
1540 (init_ttree): Initialize restrict_base_for_decl.
1541 (copy_node_stat): Copy restrict base information.
1542 (decl_restrict_base_lookup): New function.
1543 (decl_restrict_base_insert): New function.
1544 (print_restrict_base_statistics): New static function.
1545 (dump_tree_statistics): Call print_restrict_base_statistics.
1547 2005-10-02 Diego Novillo <dnovillo@redhat.com>
1550 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
1551 case of anti-ranges.
1553 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
1556 * c-typeck.c (tagged_tu_seen): Rename to ...
1557 (tagged_tu_seen_cache): this and add val field.
1558 (comptypes): Move functional to comptypes_internal
1559 and free tagged_tu_seen.
1560 (comptypes_internal): New function and call comptypes_internal
1561 instead of comptypes. Speed up by sibcalling
1562 tagged_types_tu_compatible_p.
1563 (alloc_tagged_tu_seen): New function
1564 (free_all_tagged_tu_seen_up_to): New function.
1565 (tagged_types_tu_compatible_p): Return the val of the seen two
1567 Add that the two types are the same to tagged_tu_seen_base
1568 if they are and call comptypes_internal instead of comptypes.
1569 <case UNION_TYPE>: Speed up common type where the fields are
1571 (function_types_compatible_p): Call comptypes_internal instead of
1573 (type_lists_compatible_p): Likewise.
1574 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
1576 2005-10-02 Matthias Klose <doko@debian.org>
1578 * doc/invoke.texi: Fix typo and speling error.
1580 2005-10-01 Richard Henderson <rth@redhat.com>
1582 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
1584 2005-10-01 Mark Mitchell <mark@codesourcery.com>
1586 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
1587 using --start-group and --end-group.
1589 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1591 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
1592 FIXME note regarding quirky semantics.
1594 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1597 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
1598 non-null range as a last resort.
1600 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
1601 Diego Novillo <dnovillo@redhat.com>
1604 * tree-vrp.c (extract_range_from_assert): For !=
1605 assertions, only build an anti-range if LIMIT is a
1606 single-valued range.
1608 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
1610 * arm.md (movqi): On thumb when optimizing, handle loading from
1611 memory by describing this as taking a subreg of a zero-extended load
1612 into an SImode register.
1615 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
1617 * reload1.c (merge_assigned_reloads): Do not change any
1618 RELOAD_FOR_OUTPUT_ADDRESS reloads.
1620 2005-09-30 Geoffrey Keating <geoffk@apple.com>
1622 * Makefile.in (LIPO_FOR_TARGET): Define.
1623 (STRIP_FOR_TARGET): Define.
1625 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
1626 before creating new ones. Do symlinks before creating the actual
1629 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
1630 to work out which multilibs are actually being built.
1632 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
1634 * tree-vect-transform.c, config/ms1/ms1.md,
1635 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
1636 Follow spelling conventions.
1637 * doc/invoke.texi, doc/md.texi: Fix typos.
1639 2005-09-30 Andrew Macleod <amacleod@redat.com>
1641 PR tree-optimization/21430
1642 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
1643 use operands, and set stmt pointer if need be.
1644 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
1645 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
1648 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1651 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
1653 2005-09-29 Mark Mitchell <mark@codesourcery.com>
1655 * optabs.c (expand_binop): Initialize first_pass_p.
1657 2005-09-29 Jakub Jelinek <jakub@redhat.com>
1660 * c-decl.c (c_write_global_declarations_1): If any
1661 wrapup_global_declaration_2 call returned true, restart the loop.
1663 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
1665 Fix PR tree-optimization/24117
1666 * tree-ssa-structalias.c (find_func_aliases): Strip nops
1667 before considering whether to use anyoffset.
1669 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1673 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1675 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1677 (swap_commutative_operands_with_target): New.
1679 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1682 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
1685 2005-09-29 Steven Bosscher <stevenb@suse.de>
1687 PR tree-optimization/23911
1688 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
1689 and IMAGPART_EXPR too.
1691 2005-09-28 Mark Mitchell <mark@codesourcery.com>
1694 * expmed.c (expand_shift): Move logic to reverse rotation
1695 direction when rotating by constants ...
1696 * optabs.c (expand_binop): ... here.
1697 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
1698 (ix86_rotrdi3): New pattern.
1699 (rotldi3): Handle 32-bit mode.
1700 (ix86_rotldi3): New pattern.
1702 2005-09-29 Alan Modra <amodra@bigpond.net.au>
1705 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
1706 check for numbers that need no bit twiddle.
1708 2005-09-28 Geoffrey Keating <geoffk@apple.com>
1710 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
1711 multilib to be built.
1713 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
1714 (stage1-start): Delete old libgcc and libunwind before moving
1715 anything into the stage directory.
1716 (stage2-start): Likewise.
1717 (stage3-start): Likewise.
1718 (stage4-start): Likewise.
1719 (stageprofile-start): Likewise.
1720 (stagefeedback-start): Likewise.
1721 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
1722 header in tm_file and CPU-specific t-darwin in tmake_file.
1723 (i[34567]86-*-darwin*): Don't change tm_file.
1724 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
1725 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
1726 shared library stub for target OS version.
1727 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
1728 (SHLIB_LINK): Don't make SHLIB_SOLINK.
1729 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
1730 (libgcc_s.%.dylib): New.
1732 (install-darwin-libgcc-stubs): New.
1733 (INSTALL_LIBGCC): New append.
1734 * config/i386/darwin-libgcc.10.4.ver: New.
1735 * config/i386/darwin-libgcc.10.5.ver: New.
1736 * config/i386/t-darwin: New.
1737 * config/rs6000/darwin-libgcc.10.4.ver: New.
1738 * config/rs6000/darwin-libgcc.10.5.ver: New.
1739 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
1740 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
1742 2005-09-28 Paul Brook <paul@codesourcery.com>
1744 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
1747 2005-09-28 Richard Guenther <rguenther@suse.de>
1749 PR tree-optimization/23853
1750 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
1751 host_integerp to verify misalignment value.
1753 2005-09-28 Richard Henderson <rth@redhat.com>
1755 * builtins.c (get_builtin_sync_mode): New.
1756 (expand_builtin_sync_operation): Pass in mode argument.
1757 (expand_builtin_compare_and_swap): Likewise.
1758 (expand_builtin_lock_test_and_set): Likewise.
1759 (expand_builtin_lock_release): Likewise.
1760 (expand_builtin): Update to match.
1762 2005-09-28 Nick Clifton <nickc@redhat.com>
1764 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
1765 formatting. Add check to PLUS case to ensure that the offset is
1766 within an acceptable range.
1768 * config/v850/v850.md (casesi): Disable the generation of the
1769 switch pattern as it is not being handled properly at the moment.
1771 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
1772 for when the high words are identical.
1774 2005-09-27 Richard Henderson <rth@redhat.com>
1776 * pretty-print.c (pp_base_format): Fix typo for %>.
1778 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
1779 Devang Patel <dpatel@apple.com>
1781 PR tree-optimization/23625
1782 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
1783 LABEL_EXPR, assertion check.
1785 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
1787 * optabs.c (no_conflict_move_test): Check if a result of a
1788 to-be-moved insn would be clobbered by an originally
1791 2005-09-27 Jeff Law <law@redhat.com>
1793 * passes.c (init_optimization_passes): Replace copy propagation
1794 passes immediately after DOM with phi-only copy propagation
1795 pases. Add phi-only copy propagation pass after first DOM pass.
1796 * tree-pass.h (pass_phi_only_copy_prop): Declare.
1797 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
1798 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
1799 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
1800 to init_copy_prop. Callers updated.
1801 (do_phi_only_copy_prop): New function.
1802 (pass_phi_only_copy_prop): New pass descriptor.
1804 2005-09-27 Nick Clifton <nickc@redhat.com>
1806 * libgcc2.c (__popcount_tab): Remove redundant prototype.
1808 2005-09-26 Jason Merrill <jason@redhat.com>
1811 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
1813 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
1815 2005-09-26 James E Wilson <wilson@specifix.com>
1817 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
1818 copyright. Add gcc copyright plus libgcc exception.
1819 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
1821 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
1823 2005-09-26 Jeff Law <law@redhat.com>
1825 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
1826 about when to iterate.
1828 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
1831 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
1832 for __complex__ double in -mcpu=G5 mode.
1834 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
1836 PR tree-optimization/23942
1837 * Makefile.in (SCEV_H): Depends on PARAMS_H.
1838 * tree-scalar-evolution.c: Include params.h.
1840 (follow_ssa_edge, follow_ssa_edge_in_rhs,
1841 follow_ssa_edge_in_condition_phi_branch,
1842 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
1843 Change return type to t_bool. Use a parameter to limit the size of
1844 trees that are walked before stopping
1845 (analyze_evolution_in_loop): Initialize the limit to 0.
1846 (follow_ssa_edge): Give up by returning t_dont_know if the limit
1847 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1849 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1852 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
1853 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
1855 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
1857 * combine.c (make_extraction): Check for valid use of subreg.
1859 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1862 * config/i386/i386.md ("*fistdi2_1"): New pattern.
1863 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
1864 ("fist<mode>2_with_temp"): Use only register operands.
1866 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
1868 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
1869 CALL_INSN_FUNCTION_USAGE.
1871 2005-09-26 Richard Guenther <rguenther@suse.de>
1874 * gcse.c: Include hashtab.h, define ldst entry hashtable.
1875 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
1876 (ldst_entry): Use the hashtable instead of list-walking.
1877 (find_rtx_in_ldst): Likewise.
1878 (free_ldst_entry): Free the hashtable.
1879 (compute_ld_motion_mems): Create the hashtable.
1880 (trim_ld_motion_mems): Remove entry from hashtable if
1881 removing it from list.
1882 (compute_store_table): Likewise^2.
1883 (store_motion): Free hashtable in case we did not see
1886 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
1888 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1889 and arg1 if we are passing them to fold_build2.
1891 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
1894 * config/i386/i386.c (ix86_function_regparm): Fix the test for
1897 2005-09-25 Richard Henderson <rth@redhat.com>
1899 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
1900 SYMBOL_REF_TLS_MODEL to be correct.
1902 2005-09-24 Richard Henderson <rth@redhat.com>
1904 * ipa-type-escape.c (discover_unique_type): Remove dead code at
1905 end of function. Reindent.
1907 2005-09-24 Ian Lance Taylor <ian@airs.com>
1909 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
1910 NEGATE_EXPR/BIT_NOT_EXPR case.
1912 2005-09-24 Richard Henderson <rth@redhat.com>
1914 * c-common.c (handle_mode_attribute): When not modifying in place,
1915 create subtypes for enumerations.
1916 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
1917 * gimplify.c (create_tmp_from_val): Likewise.
1919 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
1921 * config/i386/i386.md (*tls_global_dynamic_64,
1922 *tls_local_dynamic_base_64): Add missing mode to call.
1923 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
1925 2005-09-24 Jan Hubicka <jh@suse.cz>
1927 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
1928 (cgraph_clone_node): Likewise.
1929 * cgraph.h (cgraph_clone_edge): Update prototype.
1930 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
1931 duplicated prototypes; add updating argument.
1932 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
1933 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
1935 (cgraph_mark_inline_edge): Likewise.
1936 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
1937 (cgraph_flatten_node): Likewise.
1938 (cgraph_decide_recursive_inlining): Likewise.
1939 (cgraph_decide_inlining_of_small_function): Likewise.
1940 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1942 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1943 Pete Steinmetz <steinmtz@us.ibm.com>
1945 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
1946 (rldic.): Set type to "compare".
1948 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
1949 mfjmpr for MFCTR/MFLR.
1950 (movdf_hardfloat64): Same.
1951 (movdf_softfloat64): Same. Correct order of store and move types.
1952 (movti_string): Set type to store_ux/load_ux.
1953 (load_multiple): Set type to load_ux.
1954 (store_multiple): Set type to store_ux.
1955 (movmemsi): Set type to store_ux.
1956 (output_cbranch direct_return): Set type to jmpreg.
1957 (stmw): Set type to store_ux.
1958 (lmw): Set type to load_ux.
1959 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
1960 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
1961 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
1962 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
1963 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
1964 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
1965 (rios1-fpstore): Increase latency to 3.
1966 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
1967 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
1969 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1970 Andrew Pinski <pinskia@physics.uc.edu>
1972 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
1973 operand2 constraint to "b".
1974 (sync_<fetchop_name>di_internal): Same.
1975 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
1977 (sync_old_<fetchop_name>di_internal): Same.
1978 (sync_new_<fetchop_name>si_internal): Same.
1979 (sync_new_<fetchop_name>di_internal): Same.
1981 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
1984 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
1985 case, define as macros.
1987 PR rtl-optimization/23837
1988 * optabs.c (no_conflict_move_test): Don't set must_stay for a
1989 clobber / clobber match between dest and p->first.
1991 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
1992 (no_conflict_move_test): Update comments.
1994 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1996 * doc/install.texi: Update URL for Jacks.
1997 * doc/sourcebuild.texi: Likewise.
1999 2005-09-22 David Edelsohn <edelsohn@gnu.org>
2002 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
2003 registers when choosing register preferences.
2004 (movdf_hardfloat64): Same.
2006 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
2008 * expmed.c (expand_shift): Don't use the target of the rotate as
2009 target for the first expanded shift insn.
2010 * testsuite/gcc.dg/20050922-1.c: Testcase added.
2012 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
2014 PR tree-optimization/22438
2015 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
2016 preserved iv rhs rewriting specially.
2018 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
2020 * tree-data-ref.c (analyze_array_indexes): Only estimate when
2021 estimate_only is true.
2022 * tree-flow.h (ref_contains_indirect_ref): New prototype.
2023 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
2024 tree-ssa-structalias.c
2025 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
2026 ref_contains_indirect_ref.
2027 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
2029 2005-09-21 DJ Delorie <dj@redhat.com>
2031 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
2033 (mn10300_return_in_memory): Support variable size types also.
2034 (mn10300_pass_by_reference): Likewise.
2035 (mn10300_function_value): New.
2036 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
2037 (FUNCTION_OUTGOING_VALUE): Likewise.
2038 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
2039 * doc/invoke.texi: Document it.
2041 2005-09-21 Uros Bizjak <uros@kss-loka.si>
2044 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
2045 force integer op1 into register for XFmode compares.
2047 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
2050 * expmed.c (alg_code): Add alg_impossible.
2051 (alg_hash_entry): Add cost.
2052 (synth_mult): Record alg_impossible in the hash table if
2053 multiplication by a given integer is impossble within the
2054 limit. Speed up using alg_impossible.
2056 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2058 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
2059 argument. Allow and set any offset if needs_anyoffset is passed
2061 (get_constraint_for): Add argument here too.
2063 (do_structure_copy): Pass NULL to get_constraint_for.
2064 (handle_ptr_arith): Ditto.
2065 (find_func_aliases): Ditto.
2067 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
2069 PR rtl-optimization/23898
2070 * output.h (get_attr_min_length): Declare.
2071 * final.c (get_attr_length_1): New function, broken out of:
2073 (get_attr_min_length): New function.
2074 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
2075 (duplicate_computed_gotos): Likewise.
2076 * genattr.c (insn_min_length): Generate declaration.
2077 * genattrtab.c (min_fn, min_attr_value): New functions.
2078 (make_length_attrs): Generate insn_min_length.
2080 2005-09-20 Steve Ellcey <sje@cup.hp.com>
2082 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
2084 2005-09-20 Richard Henderson <rth@redhat.com>
2086 PR tree-optimization/24059
2087 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
2090 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
2092 * c.opt (fextended-identifiers): New.
2093 * c-opts.c (c_common_handle_option): Handle
2094 -fextended-identifiers.
2095 * doc/cpp.texi: Update documentation of extended identifiers.
2096 * doc/cppopts.texi (-fextended-identifiers): Document.
2098 2005-09-20 Jakub Jelinek <jakub@redhat.com>
2100 PR tree-optimization/23929
2101 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
2104 PR tree-optimization/23818
2105 * tree-stdarg.c (execute_optimize_stdarg): Call
2106 calculate_dominance_info.
2108 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2110 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
2111 (analyze_siv_subscript_cst_affine): Add weak SIV test.
2112 (compute_overlap_steps_for_affine_1_2): Use
2113 get_number_of_iters_for_loop.
2114 (analyze_subscript_affine_affine): Check whether difference is
2116 Use get_number_of_iters_for_loop.
2117 Check whether overlap occurs outside of bounds.
2118 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
2120 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
2122 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
2123 base register if possible.
2125 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
2127 PR tree-optimization/18463
2128 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
2129 converting it directly is not possible.
2130 (chrec_convert_aggressive): New function.
2131 * tree-chrec.h (chrec_convert_aggressive): Declare.
2132 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
2133 Fold chrec conversions aggressively if asked to.
2134 (instantiate_parameters): Modified because of changes in
2135 instantiate_parameters_1.
2137 2005-09-19 Richard Henderson <rth@redhat.com>
2139 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
2140 (reduc_splus_v2df): New.
2142 2005-09-19 Richard Sandiford <richard@codesourcery.com>
2144 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
2145 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
2147 2005-09-19 Richard Henderson <rth@redhat.com>
2149 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
2152 2005-09-19 Richard Henderson <rth@redhat.com>
2154 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
2155 (ia64_expand_dot_prod_v8qi): New.
2156 * config/ia64/ia64-protos.h: Update.
2157 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
2158 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
2159 sdot_prodv8qi, sdot_prodv4hi): New.
2160 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
2162 2005-09-19 Richard Henderson <rth@redhat.com>
2165 * real.c (exact_real_truncate): Return false if the format cannot
2166 represent the number as a normal.
2168 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
2169 for a memory source.
2171 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
2173 * tree-ssa-operands.c (swap_tree_operands): Export.
2174 * tree.h (swap_tree_operands): Declare.
2175 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
2176 Call swap_tree_operands.
2178 2005-09-19 Richard Henderson <rth@redhat.com>
2180 * tree-flow.h (merge_alias_info): Declare.
2181 * tree-ssa-copy.c (merge_alias_info): Export.
2182 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
2183 (vect_create_data_ref_ptr): Use create_iv directly.
2184 (vectorizable_load): Use correct types for integer constants.
2185 (vect_generate_tmps_on_preheader): Likewise.
2186 (vect_gen_niters_for_prolog_loop): Likewise.
2188 2005-09-19 Steven Bosscher <stevenb@suse.de>
2190 PR rtl-optimization/23943
2191 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
2193 2005-09-18 Jan Hubicka <jh@suse.cz>
2195 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
2197 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
2199 * varasm.c (output_constant): Do not abort on conversions to union
2200 types between different sizes.
2202 2005-09-18 Richard Guenther <rguenther@suse.de>
2205 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
2208 2005-09-18 Paul Brook <paul@codesourcery.com>
2210 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
2212 2005-09-17 Richard Henderson <rth@redhat.com>
2214 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
2215 * tree-ssa-loop.c (pass_vect_dce): Remove.
2216 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
2219 2005-09-17 Richard Henderson <rth@redhat.com>
2221 * tree-pass.h (pass_vect_dce): Declare.
2222 * passes.c (init_optimization_passes): Add it.
2223 * tree-flow.h (tree_ssa_dce): Declare.
2224 * tree-ssa-dce.c (tree_ssa_dce): Export.
2225 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
2226 (gate_tree_vectorize): ... here.
2227 (pass_vect_dce): New.
2229 2005-09-17 Jan Hubicka <jh@suse.cz>
2231 * except.c (struct eh_status): Turn region_array into vec.
2232 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
2233 convert_from_eh_region_ranges, find_exception_handler_labels,
2234 current_function_has_exception_handlers, assign_filter_values,
2235 build_post_landing_pads, dw2_build_landing_pads,
2236 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
2237 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
2238 foreach_reachable_handler, can_throw_internal_1,
2239 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
2241 (duplicate_eh_region_1): Update region_array.
2242 (duplicate_eh_regions): Resize region_array and avoid recomputing.
2244 2005-09-17 David Edelsohn <edelsohn@gnu.org>
2247 * expmed.c (expand_mult): Substitute simple register for op0 when
2250 2005-09-17 Richard Henderson <rth@redhat.com>
2252 * expr.c (emit_move_via_integer): Add force argument, pass it on
2253 to emit_move_change_mode. Update callers.
2254 (emit_move_complex): Pass true to new force argument.
2255 * function.c (expand_function_end): Move expand_eh_return call
2256 earlier. Merge sub-word complex values into a pseudo before
2257 copying to the return hard register.
2259 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
2261 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
2262 between different sizes.
2264 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
2268 * passes.c (init_optimization_passes): Register dump files for
2271 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
2273 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
2274 * config/s390/s390.c (s390_overlap_p): New function.
2275 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
2276 peephole2, "*xc" peephole2): Added overlap check to the peephole2
2279 2005-09-16 Richard Guenther <rguenther@suse.de>
2281 * ipa-pure-const.c (static_execute): Free auxiliar information.
2282 * ipa-type-escape.c (discover_unique_type): Free temporary key.
2283 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
2285 2005-09-15 DJ Delorie <dj@redhat.com>
2287 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
2289 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
2291 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2293 (swap_commutative_operands_with_target): New.
2295 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
2297 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
2300 (estimate_iters_using_array): New function.
2301 * tree-data-ref.h (estimate_iters_using_array): Prototype
2302 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
2303 Use estimate_iters_using_array instead of analyze_array.
2305 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
2307 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
2310 2005-09-15 Michael Matz <matz@suse.de>
2312 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
2314 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
2316 PR tree-optimization/23835
2317 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
2318 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
2320 2005-09-14 Richard Henderson <rth@redhat.com>
2322 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
2323 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
2325 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
2327 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
2328 in the ARRAY_TYPE case.
2330 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
2332 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
2334 2005-09-14 Uros Bizjak <uros@kss-loka.si>
2337 * tree-vect-transform.c (vectorizable_operation): Return false for
2338 scalar shift operations and for vector shift operations with
2339 non-invariant shift arguments. Use scalar tree operand op1 as
2340 a shift operand when vector shift insn pattern uses scalar shift
2342 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
2344 2005-09-14 Olivier Hainque <hainque@adacore.com>
2346 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
2347 value if it has side-effects.
2349 2005-09-14 David Edelsohn <edelsohn@gnu.org>
2352 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
2354 2005-09-14 Alan Modra <amodra@bigpond.net.au>
2356 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
2357 passed as NAME as if it were label at start of function code.
2359 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
2361 * config/sh/sh.md (*movv4sf_i): Add general register cases to
2364 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
2366 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
2367 as early clobber. Rewrite so the PIC register is not implicitly used.
2369 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2371 * tree.c (annotate_with_file_line): Compare line numbers before
2374 2005-09-13 Uros Bizjak <uros@kss-loka.si>
2377 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
2378 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
2380 2005-09-13 Ian Lance Taylor <ian@airs.com>
2382 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
2383 than a HOST_WIDEST_INT to gen_doloop_begin.
2385 2005-09-13 Diego Novillo <dnovillo@redhat.com>
2387 * tree-dfa.c (dump_variable): Guard against NULL annotations.
2389 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
2391 PR tree-optimize/23817
2392 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
2394 2005-09-13 Alan Modra <amodra@bigpond.net.au>
2397 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
2398 word before changing the stack pointer. Use gen_frame_mem for MEMs.
2399 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
2400 (restore_stack_nonlocal): Likewise.
2401 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
2403 2005-09-12 Ian Lance Taylor <ian@airs.com>
2406 * c.opt (ffriend-injection): New C++ option.
2407 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
2408 (C++ Dialect Options): Document -ffriend-injection.
2410 2005-09-12 Josh Conner <jconner@apple.com>
2413 * ipa-reference.c (static_execute): Don't mark variables in
2414 named sections TREE_READONLY.
2416 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2418 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
2421 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
2423 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
2424 V_MUST_DEF instead of just the first_use_p.
2425 Don't mark the virtual variables for renaming on the statement which
2427 (pass_dse): Remove TODO_update_ssa.
2429 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
2432 * stor-layout.c (compute_record_mode): For records with a single
2433 field, actually check the field's mode size against the type size.
2435 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
2436 registers for TARGET_SHMEDIA.
2437 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
2438 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
2439 of GENERAL_REGS and FP_REGS.
2441 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
2443 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
2445 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2447 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
2448 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
2449 are omitted. Exclude stack_tie insn too.
2451 2005-09-11 David Edelsohn <edelsohn@gnu.org>
2453 PR rtl-optimization/23098
2454 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
2456 * config/rs6000/rs6000.md (movdf splitter): Use
2457 const_double_operand predicate for TARGET_POWERPC64.
2458 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
2459 SYMBOL_REF method to ABI_V4.
2461 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
2462 replace_equiv_address.
2463 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
2464 rs6000_sr_alias_set and MEM_NOTRAP.
2465 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
2467 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
2469 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
2470 handle CALL_EXPR again.
2472 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
2474 * arm/predicates.md (alignable_memory_operand): Delete.
2476 2005-09-10 Richard Henderson <rth@redhat.com>
2479 * dbxout.c (dbxout_expand_expr): New.
2480 (dbxout_symbol): Use it.
2482 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
2484 * arm.c (arm_gen_rotated_half_load): Delete.
2485 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
2486 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
2487 (thumb_set_return_address): Likewise.
2488 (thumb_load_double_from_address): Use adjust_address.
2489 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
2490 (extendhsisi2_mem, movhi_bytes): Use change_address.
2491 (movhi): Use widen_memory_access.
2492 (reload_out_df): Use replace_equiv_address.
2493 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
2495 2005-09-09 Richard Henderson <rth@redhat.com>
2498 * dbxout.c: Include expr.h.
2499 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
2500 (dbxout_symbol): Handle DECL_VALUE_EXPR.
2501 * Makefile.in (dbxout.o): Add EXPR_H.
2503 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
2505 PR tree-optimization/23509
2506 * tree-cfg.c (replace_uses_by): Use replace_exp.
2507 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
2508 pointers have name_mem_tag or type_mem_tag set.
2510 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2512 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
2513 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
2514 of wrongly accessing operands.
2516 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2518 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
2519 * tree-chrec.c: Include tree-scalar-evolution.h.
2520 (chrec_convert): Instantiate the base and step before calling
2521 scev_probably_wraps_p that would fail on parametric evolutions.
2522 Collect all the fails into a single section failed_to_convert,
2523 print a diagnostic, and return chrec_dont_know instead of calling
2525 * tree-scalar-evolution.c (loop_closed_phi_def): New.
2526 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
2528 (scev_const_prop): Don't replace the definition of a loop closed ssa
2529 phi node by itself, or by another loop closed ssa phi node.
2530 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
2531 that base and step are defined.
2533 2005-09-09 Richard Guenther <rguenther@suse.de>
2536 * fold-const.c (fold_ternary): Check truth_value_p before
2537 calling invert_truthvalue.
2539 2005-09-09 Nick Clifton <nickc@redhat.com>
2541 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
2542 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
2543 dimension of these arrays.
2544 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
2546 * longlong.h: Only provide a prototype for the __clz_tab[] array
2547 if this header has not been included from libgcc2.h.
2548 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
2550 Provide prototypes for exported functions.
2551 Use the __clz_tab[] and __popcount_tab[] arrays provided by
2554 2005-09-08 Josh Conner <jconner@apple.com>
2558 * expr.c (expand_expr_addr_expr_1): Don't invoke
2559 expand_simple_binop for EXPAND_INITIALIZER.
2561 2005-09-08 Richard Henderson <rth@redhat.com>
2564 * toplev.c (wrapup_global_declaration_1): Split out ...
2565 (wrapup_global_declaration_2): ... from ...
2566 (wrapup_global_declarations): ... here. Return bool.
2567 (check_global_declaration_1): Split out ...
2568 (check_global_declarations): from here.
2569 (emit_debug_global_declarations): New.
2570 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
2571 check_global_declaration_1, emit_debug_global_declarations): Declare.
2572 * c-decl.c (c_write_global_declarations_1): Don't create a vector
2573 of decls. Call wrapup_global_declaration_1,
2574 wrapup_global_declaration_2, check_global_declaration_1 directly.
2575 (c_write_global_declarations_2): New.
2577 (c_write_global_declarations): Call c_write_global_declarations_2.
2578 * langhooks.c (write_global_declarations): Call
2579 emit_debug_global_declarations.
2581 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
2582 remove decls that have DECL_RTL_SET_P.
2583 * passes.c (rest_of_decl_compilation): Invoke
2584 cgraph_varpool_finalize_decl for all but functions.
2586 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2588 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
2589 the result of a conversion if the new min and max cannot be compared.
2591 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
2593 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
2594 (override_options): Setting s390_sr_alias_set removed.
2595 (save_fpr, save_gprs): Set alias set to vararg or frame.
2596 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
2597 s390_sr_alias_set with get_frame_alias_set ().
2598 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
2599 get_varargs_alias_set ().
2601 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2605 * c-parser.c (c_parser_objc_method_definition): If the next
2606 token is not "{", error out and don't start the function.
2608 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2610 * tree-vrp.c (extract_range_from_expr): Move the check for non
2611 nullness after the check for gimple invariant.
2613 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2615 * tree.c (host_integerp, tree_low_cst): Correct function comment.
2617 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2620 * config/m32r.md (movmemsi_internal): Canonicalize order of
2621 operands in PLUS component of template.
2623 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
2625 * reload1.c (fixup_eh_region_note): Remove assertion.
2626 (fixup_abnormal_edges): Reverted removal of call to
2627 find_many_sub_basic_blocks made on 2005-08-31.
2629 2005-09-07 Richard Henderson <rth@redhat.com>
2631 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
2632 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
2633 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
2634 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
2635 rearrange for better packing.
2636 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
2637 (lookup_cfa_1): Remove inline marker.
2638 (cfa_equal_p): Split out of ...
2639 (def_cfa_1): ... here. Use INVALID_REGNUM.
2640 (build_cfa_loc): Handle !cfa->indirect.
2641 (frame_pointer_cfa_offset): New.
2642 (dbx_reg_number): Assert register elimination performed; do
2643 leaf register remapping.
2644 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
2645 (eliminate_reg_to_offset): New.
2646 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
2647 for verifiably local stack frame addresses; re-base to CFA.
2648 (mem_loc_descriptor): Remove can_use_fbreg argument.
2649 (concat_loc_descriptor, loc_descriptor): Likewise.
2650 (containing_function_has_frame_base): Remove.
2651 (rtl_for_decl_location): Don't do register elimination or
2652 leaf register remapping here.
2653 (secname_for_decl): Split out from ..
2654 (add_location_or_const_value_attribute): ... here.
2655 (convert_cfa_to_loc_list): New.
2656 (compute_frame_pointer_to_cfa_displacement): New.
2657 (gen_subprogram_die): Use them.
2658 * tree.h (frame_base_decl): Remove.
2659 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
2660 (prologue_stack_adjust): Remove.
2661 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
2662 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
2663 (set_frame_base_location): Remove.
2664 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
2665 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
2666 (vt_add_function_parameters): Don't eliminate_regs.
2667 (vt_initialize): Don't create frame_base_decl.
2669 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2671 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
2672 version of GNU binutils for 4.x and later.
2674 2005-09-06 Mark Mitchell <mark@codesourcery.com>
2676 * ggc-page.c (ggc_push_context): Remove.
2677 (ggc_pop_context): Likewise.
2678 * ggc.h (ggc_push_context): Remove.
2679 (ggc_pop_context): Likewise.
2681 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2684 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
2685 returning from an interrupt handler.
2687 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2690 * config/arc/arc.c (output_shift): Add check for loop count when
2693 2005-09-06 Steven Bosscher <stevenb@suse.de>
2695 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
2697 (abs_replacement): Likewise.
2698 (pass_phiopt): Remove TODO_update_ssa.
2700 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2703 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
2704 if "return with no value, in function returning non-void" warning
2706 * tree-cfg.c (execute_warn_function_return): Don't look at
2707 RETURN_EXPRs with TREE_NO_WARNING set.
2710 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
2711 for internal functions doesn't use registers used by global registers
2712 variables. Use fewer register parameters if there are global register
2715 2005-09-06 Olivier Hainque <hainque@adacore.com>
2716 Eric Botcazou <ebotcazou@adacore.com>
2719 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
2720 when we would be extracting outside its bit span (bitpos+bitsize
2721 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
2722 Ada unchecked conversions.
2724 2005-09-06 Steven Bosscher <stevenb@suse.de>
2726 * tree-ssa-pre.c (try_look_through_load): New function.
2727 (compute_avail): Use it to try to look through loads for some
2728 more useful expressions.
2730 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2732 * simplify-rtx.c (simplify_binary_operation_1): Correct the
2733 condition for detecting cases like (a&a) and (a^a).
2735 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
2737 * common.opt: Add option ftree-vect-loop-version.
2738 * params.def: Add --param vect-max-version-checks.
2739 * doc/invoke.texi: Document ftree-vect-loop-version and
2740 --param vect-max-version-checks.
2741 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
2742 may_misalign_stmts and defines for accessors.
2743 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
2744 LOOP_VINFO_MAY_MISALIGN_STMTS.
2745 (destroy_loop_vec_info): VEC_free for
2746 LOOP_VINFO_MAY_MISALIGN_STMTS.
2747 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2748 Update documentation.
2749 (vect_update_misalignment_for_peel): New.
2750 (vect_enhance_data_refs_alignment): Update to choose loop
2751 peeling or loop versioning if appropriate for the (potentially)
2752 unaligned data references in the loop.
2753 (vect_analyze_data_refs_alignment): Remove call to
2754 vect_enhance_data_refs_alignment so the checks can be done
2756 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
2757 and move up call to vect_analyze_data_refs_alignment.
2758 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
2759 (vect_transform_loop): Add call to loop_version.
2761 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2763 PR rtl-optimization/23098
2764 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
2765 * simplify-rtx.c (constant_pool_reference_p): New function.
2766 * rtl.h (constant_pool_reference_p): New prototype.
2767 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
2768 constant_pool_reference_p in condition and
2769 avoid_constant_pool_reference in preparation statements.
2771 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
2773 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
2774 STRICT_LOW_PART SETs.
2776 2005-09-06 Alan Modra <amodra@bigpond.net.au>
2779 * except.c (sjlj_emit_function_enter): Find the function begin
2780 note even when it's not in first basic block.
2782 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
2784 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
2785 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
2786 * aclocal.m4: Regenerate.
2788 2005-09-05 DJ Delorie <dj@redhat.com>
2790 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
2793 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
2795 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
2796 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
2797 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
2798 Follow spelling conventions.
2799 * doc/invoke.texi: Follow spelling conventions.
2801 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2803 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
2804 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
2805 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
2807 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2810 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
2811 (output_stack_adjust): Use gen_tmp_stack_mem.
2812 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
2813 (sh_set_return_address, sh_allocate_initial_value): Likewise.
2814 (sh_get_pr_initial_val): Likewise.
2815 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
2816 (sh_initialize_trampoline): Likewise. Also use adjust_address.
2817 * sh.md (divsi_inv_m0): Use gen_const_mem.
2818 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
2819 (movdf_i4+1): Use gen_tmp_stack_mem.
2820 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
2821 (fpu_switch+2): Likewise.
2822 (movv4sf_i, movv16sf_i): Use adjust_address.
2823 (symGOT_load): Set MEM_NOTRAP_P bit.
2825 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2828 * pa.c (emit_move_sequence): Fix typo in last change.
2830 2005-09-03 Jakub Jelinek <jakub@redhat.com>
2832 PR rtl-optimization/23454
2833 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
2836 2005-09-03 Richard Henderson <rth@redhat.com>
2837 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2840 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
2843 2005-09-02 Nicolas Pitre <nico@cam.org>
2845 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
2846 to bit_count to 32 bits.
2848 2005-08-31 Mark Mitchell <mark@codesourcery.com>
2851 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
2852 generating synthetic loads from volatile lvalues.
2854 005-09-02 Nick Clifton <nickc@redhat.com>
2856 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
2857 __ctzhi2, __clzhi2): New functions.
2859 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
2862 * tree-nested.c (struct var_map_elt): Mark with GTY.
2863 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
2865 (lookup_field_for_decl): Allocate new element in GC memory.
2866 (lookup_tramp_for_decl): Likewise.
2867 (convert_nl_goto_reference): Likewise
2868 (create_nesting_tree): Allocate info in GC memory. Likewise for
2870 (free_nesting_tree): Free with ggc_free instead of free.
2871 (root): New static variable.
2872 (lower_nested_functions): Remove root as local variable. And zero out
2873 root at the end of the function.
2875 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
2877 PR rtl-optimization/20365
2878 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
2879 to short. New member ix.
2880 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
2881 (simplify_plus_minus): Initialize ix members before calling qsort.
2883 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
2885 PR tree-optimization/23626
2886 * tree-cfg.c (replace_uses_by): Clean up eh info.
2888 2005-09-01 DJ Delorie <dj@redhat.com>
2890 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
2893 2005-09-01 David Edelsohn <edelsohn@gnu.org>
2895 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
2896 (rs6000_split_multireg_move): Use replace_equiv_address instead of
2899 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
2901 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
2902 do not issue warning for a variable definition following
2905 2005-09-01 Richard Henderson <rth@redhat.com>
2908 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
2909 conversion to CONST_VECTOR.
2911 2005-09-01 Richard Henderson <rth@redhat.com>
2914 * reload1.c (reload_as_needed): Check !CALL_P before calling
2915 fixup_eh_region_note.
2916 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
2918 2005-09-01 DJ Delorie <dj@redhat.com>
2920 * varasm.c (output_constant): Let the target resolve
2921 conversions of addresses to non-default pointer sizes.
2923 2005-09-01 Nicolas Pitre <nico@cam.org>
2925 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
2926 to alow matching ARM pre-indexed addressing mode.
2927 (arm_override_options): Remove now irrelevant comment.
2929 2005-09-01 Phil Edwards <phil@codesourcery.com>
2931 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
2932 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
2933 * config/i386/vxworks.h: Likewise.
2934 * config/i386/t-vxworksae: New file, for VxWorks AE.
2935 * config/i386/vxworksae.h: Likewise.
2937 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
2939 PR tree-optimization/23410
2940 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
2941 sequence is not wrapping during the first step.
2943 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2946 * dwarf2out.c (base_type_die): Compare char_type_node with
2947 TYPE_MAIN_VARIANT (type), not type.
2949 2005-09-01 Richard Guenther <rguenther@suse.de>
2951 PR tree-optimization/15366
2952 * common.opt: Add -finline-functions-called-once.
2953 Put -fearly-inlining in alphabetically ordered place.
2954 * doc/invoke.texi: Document new option.
2955 * ipa-inline.c (cgraph_decide_inlining): Honour
2956 flag_inline_functions_called_once.
2958 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2960 PR rtl-optimization/23478
2961 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
2962 (alloc_qty): Initialize it.
2963 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
2964 (combine_regs): Combine also n_throwing_calls_crossed fields.
2965 (find_free_reg): Don't attempt to caller-save pseudos crossing
2966 calls that might throw.
2967 * global.c (struct allocno): Add throwing_calls_crossed field.
2968 (global_alloc): Revert 2005-08-22 change. Initialize
2969 throwing_calls_crossed.
2970 (find_reg): Don't attempt to caller-save pseudos crossing calls that
2973 2005-09-01 Alan Modra <amodra@bigpond.net.au>
2976 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
2977 (mask64_operand): Reinstate code prior to 2005-06-11 change.
2978 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
2979 (and64_2_operand): Tweak to use predicate.
2980 (and_operand): Adjust for mask_operand changes.
2981 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
2982 (print_operand): Likewise.
2983 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
2984 (mask64_1or2_operand): Delete.
2985 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
2986 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
2987 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
2988 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
2989 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
2990 (rotldi3_internal4): Likewise.
2991 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
2992 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
2993 (ashldi3_internal7): Likewise.
2994 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
2995 (ashldi3_internal, ashldi3_internal9 split): Likewise.
2996 (anddi3 split): Don't match mask64_operand.
2997 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
2998 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
2999 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
3000 't' splitter predicate.
3001 (movdi_internal64 + 2): Revert 2005-06-11 change.
3003 2005-08-31 DJ Delorie <dj@redhat.com>
3005 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
3006 (m32c_asm_integer): Add support for 32 bit pointers.
3008 2005-08-31 Richard Henderson <rth@redhat.com>
3010 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
3011 component-like references for setting MEM_NOTRAP_P.
3013 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
3014 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
3016 2005-08-31 Richard Henderson <rth@redhat.com>
3018 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
3019 into a pseudo before applying gen_lowpart.
3021 2005-08-31 Geoffrey Keating <geoffk@apple.com>
3023 * doc/install.texi (Specific): Update cctools version required
3024 for full functionality.
3025 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
3026 linkers as -macosx_version_min.
3028 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
3031 * sh.c (print_operand, %R and %S): Add handling of floating point
3032 registers, memory, constants and invalid operands.
3034 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
3036 * ipa-pure-const.c: Change dump name.
3038 2005-08-31 Uros Bizjak <uros@kss-loka.si>
3041 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
3042 to "reg_or_0_operand".
3043 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
3045 2005-08-31 Dale Johannesen <dalej@apple.com>
3047 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
3048 loops that count down.
3050 2005-08-31 Richard Henderson <rth@redhat.com>
3053 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
3054 (fixup_eh_region_note): New.
3055 (reload_as_needed): Call it.
3056 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
3057 don't call find_many_sub_basic_blocks; call verify_flow_info.
3058 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
3059 (keep_stack_depressed): Likewise.
3060 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
3062 2005-08-31 Richard Henderson <rth@redhat.com>
3064 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
3067 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
3069 * expr.c (expand_expr_real_1): Compare size of address
3070 mode to target's address mode size in deciding expansion of
3071 the constant address.
3073 2005-08-31 Richard Guenther <rguenther@suse.de>
3076 * expr.c (all_zeros_p): New function.
3077 (expand_expr_real_1): Handle the case of an all-zero
3078 non-addressable constructor separately.
3080 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
3082 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
3083 arguments, adjust all callers.
3084 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
3086 2005-08-30 Richard Henderson <rth@redhat.com>
3089 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
3090 whenever the mode sizes match.
3092 2005-08-31 Alan Modra <amodra@bigpond.net.au>
3094 * calls.c (load_register_parameters): Fix comment typo.
3095 * expr.c (emit_push_insn): Comment formatting.
3097 2005-08-30 Ian Lance Taylor <ian@airs.com>
3099 * config/i386/x-cygwin (host-cygwin): Change dependency from
3100 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
3102 2005-08-29 Geoffrey Keating <geoffk@apple.com>
3104 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
3107 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
3110 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
3111 call to ggc_collect.
3113 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
3116 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
3117 beginning. Remove $(INCLUDES) from all the rules, if following
3118 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
3120 2005-08-29 Jakub Jelinek <jakub@redhat.com>
3123 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
3124 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
3125 not constant, but maxlen is, don't set len to maxlen, rather
3126 set maxlen to len if len is a constant.
3128 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
3130 PR tree-optimization/23475
3131 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
3134 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
3136 Fix PR middle-end/22455
3138 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
3139 Checksum only the parts of the tree that exist for the tree code.
3141 2005-08-28 Dale Johannesen <dalej@apple.com>
3143 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
3145 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
3147 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
3149 2005-08-28 Richard Henderson <rth@redhat.com>
3151 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
3152 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
3155 2005-08-28 Jakub Jelinek <jakub@redhat.com>
3158 * builtins.c (get_memory_rtx): Don't strip nops
3159 in between COMPONENT_REFs.
3161 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
3164 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
3166 (gimplify_modify_expr): Check for zero sized types and gimplify the
3167 rhs and lhs as statements.
3169 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
3172 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
3173 state for return address column of signal frames.
3175 2005-08-27 David Edelsohn <edelsohn@gnu.org>
3178 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
3179 bytes >= 2 not bytes == 2.
3180 (expand_block_move): Same.
3182 2005-08-27 Richard Guenther <rguenther@suse.de>
3185 * config/i386/sse.md (sse2_movsd): Add missing closing
3188 2005-08-27 Paul Brook <paul@codesourcery.com>
3190 * genrecog.c (enum decision_type): Add DT_num_insns.
3191 (struct decision_test): Add u.num_insns.
3192 (add_to_sequence): Add DT_num_insns test.
3193 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
3194 (write_cond, debug_decision_2): Ditto.
3195 (change_state): Assume peep2_next_insn never fails.
3196 Remove "afterward" argument.
3197 (write afterward, write_tree): Update to match.
3198 * recog.c (peep2_current_count): New variable.
3199 (peep2_next_insn): Check it.
3200 (peephole2_optimize): Set peep2_current_count.
3201 * recog.h (peep2_current_count): Declare.
3203 2005-08-26 Josh Conner <jconner@apple.com>
3206 * ipa-pure-const.c (check_tree): Check for volatile-ness
3207 when considering a dereference.
3209 2005-08-27 Jakub Jelinek <jakub@redhat.com>
3211 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
3213 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3215 PR rtl-optimization/23561
3216 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
3217 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
3218 at most LEN bytes long memory fits into the field.
3219 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
3220 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
3221 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
3223 2005-08-26 Richard Henderson <rth@redhat.com>
3226 * loop.c (biased_biv_may_wrap_p): New.
3227 (maybe_eliminate_biv_1): Use it to suppress non-equality
3228 comparison transformations. Delete disabled code.
3230 2005-08-26 Ian Lance Taylor <ian@airs.com>
3232 * combine.c (make_extraction): Avoid reference outside object.
3234 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
3236 * stor-layout.c (finalize_type_size): Restore behaviour for
3237 non-aggregate types to the status quo ante of the patch for
3238 pr 23467. Document why it matters.
3240 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3243 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
3244 array by one element, initialize the BT_LAST element with NULL.
3246 2005-08-26 David Edelsohn <edelsohn@gnu.org>
3248 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
3249 optimizing for size.
3251 (compare_plus_eqsi): Same.
3252 (plus_eqsi_compare): Same.
3253 (neg_eq0<mode>): Same.
3254 (neg_eq<mode>): Same.
3256 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
3259 2005-08-26 Nick Clifton <nickc@redhat.com>
3261 * config/v850/v850.c (ep_memory_operand): Return FALSE if
3262 TARGET_EP is not defined.
3263 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
3264 TARGET_EP is enabled.
3265 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
3266 * config/v850/v850.md (save_all_interrupt): Only use the EP
3267 register if TARGET_EP is defined.
3268 (restore_all_interrupt): Likewise.
3269 * config/v850/lib1funcs.asm: Update functions so that the EP
3270 register is only used if __EP__ is defined.
3272 2005-08-26 David Ung <davidu@mips.com>
3274 * config/mips/mips.c (mips_expand_prologue): Handle case when
3275 generating for MIPS16 and the outgoing argument area is more than
3276 SMALL_OPERAND. Use the frame pointer as temporary to generate the
3279 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
3281 * config/crx/crx.md: Make doloop_end pattern usage controllable
3282 via mloop-nesting=<max-nesting> command line switch. Make sure
3283 the combiner cannot use doloop_end_<mode> in an illegal way.
3284 * config/crx/crx.c: Use regs up to r6 for argument passing.
3285 Refine crx_address_cost (non cst4 displacements are expensive).
3286 * config/crx/crx.opt: Add switch for mloop-nesting=.
3288 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
3290 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
3291 (UNSPEC_MVST): New constant.
3293 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
3295 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
3296 Reject operands containing eliminable registers.
3297 * testsuite/gcc.dg/20050825-1.c: New testcase.
3299 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3300 Jan Hubicka <jh@suse.cz>
3302 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
3304 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3306 PR tree-optimization/23546
3307 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
3310 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
3312 * params.def (PARAM_MIN_SPEC_PROB): New.
3313 * sched-rgn.c (MIN_PROBABILITY): Delete.
3314 (compute_trg_info): Convert to PARAM_VALUE.
3315 * doc/invoke.texi (param): Document min-spec-prob.
3317 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
3319 * config/darwin.h: define __PIC__
3320 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
3321 TARGET_OS_CPP_BUILTINS macro.
3323 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3325 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
3328 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3330 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
3332 * cfghooks.c (duplicate_block): Added position where to place
3333 new block as argument.
3334 * cfghooks.h (duplicate_block): Declaration changed.
3335 * cfglayout.c (copy_bbs): Add argument after. Pass it to
3337 * cfglayout.h (copy_bbs): Declaration changed.
3338 * cfgloop.h (loop_version): Declaration changed.
3339 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
3340 position to copy_bbs.
3341 (loop_version): Pass position to duplicate_loop_to_header_edge.
3342 Add place_after argument and position new blocks according to
3344 * modulo-sched.c (sms_schedule): Pass place_after argument
3346 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
3347 * tree-cfg.c (split_edge_bb_loc): New function.
3348 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
3349 to determine position of new blocks.
3350 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
3352 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
3353 argument to duplicate_block.
3354 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
3355 Pass position to copy_bbs.
3357 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3359 * fold-const.c (ptr_difference_const): Use
3360 cst_and_fits_in_hwi instead of host_integerp.
3362 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3364 * config/darwin.c (gen_pic_offset): New.
3365 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
3368 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
3370 PR tree-optimization/23486
3371 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
3373 2005-08-23 Phil Edwards <phil@codesourcery.com>
3375 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
3376 remove use_collect2.
3377 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
3379 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
3380 configuration files to override the default value.
3382 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
3383 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
3384 * config/vx-common.h: New file, split out from...
3385 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
3386 * config/vxworksae.h: New file, for VxWorks AE.
3387 * config/vxworks.opt: New file.
3388 * config/vxlib.c: Update for VxWorks 6.
3390 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
3391 other MULTILIB_* variables appropriately.
3392 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
3393 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
3394 * config/rs6000/vxworks.h: Update for VxWorks 6.
3395 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
3397 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
3400 * config/darwin.c (machopic_select_section): Remove the hack to
3401 mark "::operator new" and "::operator delete" for coalescing
3402 even though they are not weak.
3404 2005-08-24 Alan Modra <amodra@bigpond.net.au>
3406 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
3407 * configure: Regenerate.
3409 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3412 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
3414 * convert.c (convert_to_integer, convert_to_vector): Likewise.
3415 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
3418 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3420 * config/rs6000/predicates.md (equality_operator): New.
3421 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
3422 comparison with a large constant.
3424 2005-08-23 Mark Mitchell <mark@codesourcery.com>
3426 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
3428 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
3430 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
3431 registers is even, and we have a hardware double precision fp,
3433 (sh_gimplify_va_arg_expr): For floating point arguments, consider
3434 size of current argument when checking if argument was passed in
3437 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
3440 * stor-layout.c (finalize_type_size): Dont override
3441 existing alignment with a smaller alignment from the mode.
3443 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3445 * lambda-code.c (lambda_vector_lexico_pos): Moved...
3446 * lambda.h (lambda_vector_lexico_pos): ... here.
3447 * tree-data-ref.c (build_classic_dist_vector): Return false when
3448 the distance vector is lexicographically negative.
3450 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3452 PR tree-optimization/23511
3453 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
3454 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
3456 2005-08-23 Jakub Jelinek <jakub@redhat.com>
3458 PR tree-optimization/22043
3459 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
3460 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
3461 If ALLOW_FLEXARR, handle types ending with flexible array member.
3462 Pass false as second argument to recursive count_type_elements calls.
3463 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
3464 argument to count_type_elements call.
3465 * tree-sra.c (decide_block_copy): Likewise.
3466 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
3467 for a constant-sized object, set cleared as well. Pass true as
3468 second argument to count_type_elements call.
3470 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3473 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
3474 from legitimate_small_data_p, and make global. Update use.
3475 Remove forward declaration.
3476 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
3478 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
3480 2005-08-23 David Edelsohn <edelsohn@gnu.org>
3482 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
3483 of scratch intermediates.
3484 (eq<mode>_compare): Same.
3485 (neg_eq0<mode>): New.
3486 (neg_eq<mode>): Convert to define_insn_and_split.
3488 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3491 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
3492 stdarg functions, set/clear the fp marker even when no variable
3494 * config/rs6000/sysv4.opt (mprototype): Describe.
3496 2005-08-22 Jakub Jelinek <jakub@redhat.com>
3498 PR rtl-optimization/23478
3499 * regs.h (reg_info): Add throw_calls_crossed.
3500 (REG_N_THROWING_CALLS_CROSSED): Define.
3501 * flow.c (allocate_reg_life_data): Initialize
3502 REG_N_THROWING_CALLS_CROSSED.
3503 (propagate_one_insn, attempt_auto_inc): Update
3504 REG_N_THROWING_CALLS_CROSSED.
3505 * global.c (global_alloc): Don't allocate pseudos across
3506 calls that may throw.
3508 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
3511 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
3512 value is inbetween the range if we did not find an exact match.
3514 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
3516 * doc/invoke.texi (Option Summary): Add ms1 options.
3517 * doc/extend.texi: Document interrupt handler attribute for ms1.
3518 * doc/md.texi: Document ms1 constraints.
3519 * config.gcc: Add ms1-*-elf.
3520 * config/ms1/ms1.h: New.
3521 * config/ms1/ms1.c: New.
3522 * config/ms1/ms1.md: New.
3523 * config/ms1/ms1-protos.h: New.
3524 * config/ms1/ABI.txt: New.
3525 * config/ms1/crti.asm: New.
3526 * config/ms1/crtn.asm: New.
3527 * config/ms1/lib2extra-funcs.c: New.
3528 * config/ms1/t-ms1: New.
3529 * config/ms1/ms1.opt: New.
3531 2005-08-22 Ira Rosen <irar@il.ibm.com>
3533 * config/rs6000/altivec.md (xorv4sf3): New.
3534 (negv4sf2, neg<mode>2): Likewise.
3536 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
3539 * config/ia64/ia64.md (divsi3): Check divide by zero.
3540 (udivsi3): Likewise.
3542 (udivdi3): Likewise.
3544 2005-08-21 Jakub Jelinek <jakub@redhat.com>
3546 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
3547 up to elem_bitsize bits, not max_bitsize.
3549 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3551 PR tree-optimization/23433
3552 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
3553 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
3555 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3557 PR tree-optimization/23434
3558 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
3559 the iteration bound is not an INTEGER_CST.
3561 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
3563 * tree-vect-transform.c (get_initial_def_for_reduction): Set
3564 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
3565 NULL if need_epilog_adjust is false.
3566 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
3567 Case 3 always peels first itration, not just for PLUS case, and no need
3568 to use scalar_initial_def here. Create an epilog adjustment only if
3569 scalar_initial_def is not NULL.
3571 (vectorizable_reduction): Remove assert.
3573 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
3576 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
3577 (__moddi3): Likewise.
3578 (__udivdi3): Likewise.
3579 (__umoddi3): Likewise.
3580 (__divsi3): Likewise.
3581 (__modsi3): Likewise.
3582 (__udivsi3): Likewise.
3583 (__umodsi3): Likewise.
3585 2005-08-20 Jakub Jelinek <jakub@redhat.com>
3587 * tree-pass.h (TDF_GRAPH): Define.
3588 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
3589 * passes.c (finish_optimization_passes): Only call
3590 finish_graph_dump_file if TDF_GRAPH is set.
3591 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
3592 NULL. Set TDF_GRAPH bit.
3593 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
3595 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
3597 * arm.h (arm_stack_offsets): Add locals_base field.
3598 * arm.c (arm_get_frame_offsets): Compute it.
3599 (thumb_compute_initial_elimination offset): Make the Thumb frame
3600 pointer point to the base of the local variables.
3601 (thumb_expand_prologue): Update accordingly.
3602 (thumb_expand_epilogue): Likewise.
3604 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
3605 mode of clobbered scratch to DImode. Handle a case that's known to
3608 2005-08-19 David Edelsohn <edelsohn@gnu.org>
3610 * config/rs6000/rs6000.md (gt0<mode>): Delete.
3611 (gt0<mode>_compare): Delete.
3612 (neg_gt0<mode>): Delete.
3614 2005-08-19 Eric Christopher <echristo@apple.com>
3616 * optabs.h: Change CTI_ to COI_.
3619 2005-08-19 James E Wilson <wilson@specifix.com>
3621 * builtins.c (expand_builtin_return_addr): Set
3622 current_function_accesses_prior_frames when count != 0. Use
3623 frame_pointer_rtx when count == 0.
3624 * function.h (struct function): Add accesses_prior_frames field.
3625 (current_function_accesses_prior_frames): Define.
3626 * reload1.c (init_elim_table): Check
3627 current_function_accesses_prior_frames.
3628 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
3630 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3632 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
3633 indicator. Return true if the flowgraph changed during
3636 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3639 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
3640 conditional expression before testing its value.
3642 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3644 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
3646 2005-08-19 Devang Patel <dpatel@apple.com>
3648 PR tree-optimization/23048
3649 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
3650 third parameter. Check whether latch is dominated by exit
3652 (if_convertible_loop_p): Supply exit block itself to
3653 if_convertible_bb_p.
3655 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3658 * arm.md (arm_load_pic_register): Change argument to the mask of
3659 saved registers. Call thumb_find_work_register if we need a
3660 scratch register on Thumb.
3661 (arm_expand_prologue): Pass empty register set to
3662 arm_load_pic_register.
3663 (thumb_expand_prologue): Pass live_regs_mask directly to
3664 arm_load_pic_register.
3665 * arm-protos.h (arm_load_pic_register): Update prototype.
3667 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
3669 * sh.c (find_sole_member): New function.
3670 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
3671 if the record's alignment is larger than the size of its only member.
3673 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3676 * arm.c (thumb_legitimize_reload_address): New function.
3677 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
3678 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
3680 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
3682 * config/crx/crx.c: Implement crx_decompose_address. Reject
3683 symbolic displacements since CRX register relative adressing
3684 mode can't handle unsigned 32-bit values as displacements.
3685 * config/crx/crx.h: Simplify definitions, remove redundant
3686 parenthesis and obsolete macros.
3687 * config/crx/crx.opt: Add new switch for debugging addresses.
3688 * config/crx/crx-protos.h: Add new declarations for above.
3690 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
3693 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
3696 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3698 * collect2.c (dup2): Delete.
3699 * configure.ac: Don't check for dup2.
3701 * config.in, configure: Regenerate.
3703 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
3705 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
3706 record with the type of its only member.
3708 2005-08-18 David Edelsohn <edelsohn@gnu.org>
3710 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
3711 define_insn_and_split.
3712 (plus_ltu<mode>_compare): Same.
3713 (gtu<mode>_compare): Same.
3714 (plus_gtu<mode>_compare): Same.
3716 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
3718 PR tree-optimization/22228
3719 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
3721 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
3722 are recorded in vect_vnames_to_rename for renaming.
3723 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
3724 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
3725 in vect_vnames_to_rename.
3726 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
3727 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
3729 2005-08-18 Jan Hubicka <jh@suse.cz>
3732 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
3733 info only for local statics, not for member variables.
3735 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3737 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
3739 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3741 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
3743 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
3746 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
3748 2005-08-17 James E Wilson <wilson@specifix.com>
3750 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3753 2005-08-17 David Edelsohn <edelsohn@gnu.org>
3755 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
3756 (leu<mode>_compare): Same.
3757 (plus_leu<mode>): Same.
3758 (neg_leu<mode>): Same.
3759 (and_neg_leu<mode): Same.
3760 (ltu<mode>_compare): Same.
3761 (plus_ltu<mode>): Same.
3763 (geu<mode>_compare): Same.
3764 (plus_geu<mode>): Same.
3765 (neg_geu<mode>): Same.
3766 (and_neg_geu<mode>): Same.
3767 (plus_gt<mode>): Same.
3768 (gtu<mode>_compare): Same.
3769 (plus_gtu<mode>): Same.
3771 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
3773 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
3774 Move call_table_data to end. Delete spurious .text.
3775 (callt_save_all_interrupt): Fix comment typo.
3777 2005-08-17 James E Wilson <wilson@specifix.com>
3778 Kevin Winchester <winchester@amirix.com>
3781 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
3783 2005-08-17 Uros Bizjak <uros@kss-loka.si>
3786 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
3787 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
3789 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
3791 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
3792 record with the type of its only member if the modes don't match.
3794 * varasm.c (decode_reg_name): Skip empty additional register names.
3796 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
3798 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
3799 lsm_tmp_name_length): New.
3800 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
3801 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
3803 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3804 Andreas Krebbel <krebbel1@de.ibm.com>
3806 * config.gcc: Added z9-109 switch.
3807 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
3808 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
3809 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
3810 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3811 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
3812 for "z9_109" cpu attribute.
3813 * config/s390/s390.c (z9_109_cost): New processor cost structure.
3814 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
3815 (s390_handle_arch_option): Added z9-109 switch.
3816 (override_options): Set respective cost function for z9-109.
3817 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
3818 (legitimate_reload_constant_p): Accept extended immediates.
3819 (print_operand): Three new output modifiers added: k, m and o.
3820 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
3821 (s390_output_mi_thunk): Use extended immediate when possible.
3822 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
3823 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
3824 (CONSTRAINT_LEN): Added length of O constraint.
3825 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
3826 * config/s390/s390.md ("cpu"): New value z9_109 added.
3827 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
3828 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
3829 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
3830 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
3831 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
3832 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
3833 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
3834 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
3835 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
3836 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
3837 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
3838 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
3839 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
3840 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
3841 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
3843 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
3844 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
3845 insns for TARGET_EXTIMM.
3847 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
3849 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
3851 2005-08-17 Nick Clifton <nickc@redhat.com>
3853 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
3854 Call default_encode_section_info.
3856 2005-08-17 Steven Bosscher <stevenb@suse.de>
3858 PR tree-optimization/21574
3859 * tree-ssa-ccp.c (likely_value): If the right hand side is a
3860 constant, return CONSTANT.
3861 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
3862 (ccp_fold, visit_assignment): Likewise.
3863 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
3865 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3867 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
3868 fold_buildN instead of buildN then fold_initializer or fold.
3869 (build_unary_op): Likewise.
3870 (build_binary_op): Likewise.
3871 * fold-const.c (fold_initializer): Remove.
3872 (fold_build1_initializer): New function.
3873 (fold_build2_initializer): New function.
3874 (fold_build3_initializer): New function.
3875 * tree.h (fold_initializer): Remove.
3876 (fold_build1_initializer): New function.
3877 (fold_build2_initializer): New function.
3878 (fold_build3_initializer): New function.
3880 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3882 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
3883 (try_move_mult_to_index): Call fold_build2 instead of build2.
3884 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
3885 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
3886 fold_binary_to_constant.
3887 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
3889 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
3890 check if A == gcd (A, B). Remove TYPE argument.
3891 (analyze_offset) Use fold_build2 instead of fold (build.
3892 (create_data_ref): Likewise.
3893 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
3894 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
3897 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
3899 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
3900 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
3902 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
3905 * gimplify.c (zero_sized_type): New function.
3906 (gimplify_modify_expr_rhs): If we have a zero sized type,
3907 replace the statement with an empty statement.
3909 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
3911 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
3914 2005-08-16 Ian Lance Taylor <ian@airs.com>
3916 * doc/tm.texi (Label Output): Correct typo.
3918 2005-08-16 Steven Bosscher <stevenb@suse.de>
3921 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
3922 force_operand will work later on using have_insn_for.
3924 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3926 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
3928 2005-08-16 Ian Lance Taylor <ian@airs.com>
3931 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
3932 vector type, don't try to construct it element by element. Add an
3933 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
3935 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3937 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
3939 2005-08-16 Geoffrey Keating <geoffk@apple.com>
3941 * doc/invoke.texi (Precompiled Headers): Document some more options
3942 which are known to be safe.
3944 2005-08-16 James E Wilson <wilson@specifix.com>
3946 PR tree-optimization/21105
3947 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3948 TREE_OVERFLOW check.
3950 2005-08-16 David Edelsohn <edelsohn@gnu.org>
3952 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
3953 (neg_ltu<mode>): Same.
3955 (neg_gtu<mode>): Same.
3957 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3959 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
3960 (fold_builtin_isdigit): Use fold_buildN.
3961 (build_function_call_expr): Likewise.
3962 * c-typeck.c (c_finish_loop): Likewise.
3964 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
3965 Richard Shann <rshann@superh.com>
3967 PR middle-end/20396:
3968 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
3970 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
3972 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
3974 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
3977 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
3978 arm_compure_save_reg0_reg12_mask to determine when the PIC register
3981 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3984 * fold-const.c (build_range_check): Disable optimization for function
3985 pointer expressions on targets that require function pointer
3988 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
3990 * simplify-rtx.c (simplify_const_relational_operation): When
3991 extracting arguments of a COMPARE, recompute the mode as well.
3993 2005-08-15 Ian Lance Taylor <ian@airs.com>
3995 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
3997 2005-08-15 DJ Delorie <dj@redhat.com>
3999 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
4001 (movsi_splittable): Allow, but split, moves to the stack.
4002 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
4005 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4007 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
4008 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
4009 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
4011 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
4012 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
4013 Delete HOST_PTR_PRINTF.
4015 * configure, config.in: Regenerate.
4017 2005-08-15 David Edelsohn <edelsohn@gnu.org>
4019 * config/rs6000/rs6000.md (QHSI): New mode macro.
4020 (wd): Extend mode attr for QImode and HImode
4021 (dbits): New mode attr.
4022 (zero_extend<mode>di2): Convert to mode macro.
4024 2005-08-15 Steve Ellcey <sje@cup.hp.com>
4027 * doc/invoke.texi (-mgnu-ld): Update description.
4030 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4033 * Makefile.in (tree-chrec.o): Depends on real.h.
4034 * tree-chrec.c: Include real.h.
4035 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
4036 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
4037 * tree-scalar-evolution.c (add_to_evolution_1,
4038 interpret_rhs_modify_expr): Ditto.
4040 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4043 * tree-data-ref.c (estimate_niter_from_size_of_data): When
4044 step is negative compute the estimation from init downwards to zero.
4046 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
4048 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
4050 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4052 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
4054 (legitimate_reload_constant_p): Fix handling of lliXX operands.
4055 Accept double-word constants that can be split.
4056 * config/s390/s390.md ("movti"): Use 'P' constraint.
4057 ("*movdi_31", "*movdf_31"): Likewise.
4059 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
4061 Fix PR tree-optimization/22615
4063 * tree-ssa-structalias.c (solution_set_add): Handle
4064 first_vi_for_offset returning NULL.
4065 (do_da_constraint): Ditto.
4066 (do_sd_constraint): Ditto.
4067 (do_ds_constraint): Ditto
4068 (find_func_aliases): Ditto.
4069 (build_constraint_graph): RHS is allowed be ANYTHING.
4070 (first_vi_for_offset): Return NULL if we couldn't find anything at
4073 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4075 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
4076 over memory as first operand.
4078 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
4081 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
4082 available for setting it.
4084 2005-08-14 Ira Rosen <irar@il.ibm.com>
4086 PR tree-optimization/23320
4087 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
4088 data-refs' types instead of base object nullness. Add check for
4089 pointer type data-refs before first location comparison. Remove
4092 2005-08-14 Andreas Schwab <schwab@suse.de>
4094 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
4096 2005-08-13 James E Wilson <wilson@specifix.com>
4098 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
4099 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
4100 -fstack-protector-all, --param ssp-buffer-size): Document.
4101 (-Wvariadic-macros): Alphabetize.
4102 (-fsched-stalled-insns-dep): Add missing 'f'.
4104 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
4107 2005-08-13 David Edelsohn <edelsohn@gnu.org>
4109 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
4110 or indirect address operand.
4111 (EXTRA_ADDRESS_CONSTRAINT): New.
4112 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
4114 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
4116 PR tree-optimization/22236
4117 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
4118 successors and predecessors.
4119 * tree-chrec.c (chrec_convert): Before converting, check that
4120 sequences don't wrap.
4121 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
4122 (analyze_array): Extern.
4123 (find_data_references_in_loop): Remove call to
4124 compute_estimated_nb_iterations.
4125 * tree-data-ref.h (analyze_array): Declared.
4126 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
4127 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
4128 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
4129 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
4131 * tree-ssa-loop-ivcanon.c: Fix documentation.
4132 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
4133 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
4134 (infer_loop_bounds_from_undefined): New.
4135 (estimate_numbers_of_iterations_loop): Use
4136 infer_loop_bounds_from_undefined.
4137 (used_in_pointer_arithmetic_p): New.
4138 (scev_probably_wraps_p): Pass an extra parameter. Call
4139 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
4140 (convert_step): Fix documentation.
4141 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
4142 Use initial_condition_in_loop_num and evolution_part_in_loop_num
4143 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
4144 scev_probably_wraps_p.
4146 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
4148 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
4149 (s390_register_info): Ignore clobbered_regs information for fixed
4150 registers, and only fixed registers.
4151 (s390_init_frame_layout): Remove redundant call.
4153 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
4155 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
4156 description of -Wold-style-casts.
4158 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4159 Jakub Jelinek <jakub@redhat.com>
4161 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4162 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
4163 * config/s390/s390.c (print_operand): New output modifier 'G' added.
4164 (get_thread_pointer): Renamed to s390_get_thread_pointer.
4165 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
4166 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
4167 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
4168 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4169 ("stack_protect_set", "stack_protect_test"): New expanders.
4170 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
4171 "stack_protect_testdi"): New insn definitions.
4173 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4175 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
4177 2005-08-12 Paul Brook <paul@codesourcery.com>
4179 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
4181 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4183 * config/s390/predicates.md (setmem_operand): New predicate.
4184 (shift_count_operand): Accept ANDs with special constants as
4186 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
4187 with special constants.
4188 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
4189 shift_count_operand with setmem_operand.
4191 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4193 * config/s390/s390.c (s390_extract_part, s390_single_part):
4195 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
4196 (s390_output_mi_thunk): Don't use lg on 31 bit.
4197 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
4198 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
4200 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4202 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
4203 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
4204 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
4205 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
4206 with one of the new macros.
4208 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4210 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
4211 Don't set save_return_addr_p.
4212 (s390_register_info): Make clobbered_regs not depending on
4215 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4217 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
4218 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
4220 2005-08-11 James E. Wilson <wilson@specifix.com>
4222 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
4224 2005-08-11 Jakub Jelinek <jakub@redhat.com>
4226 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
4227 locations gathered by var-tracking in single entry loc_list
4228 over loc_descriptor_from_tree.
4230 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
4231 pass it down to loc_descriptor.
4232 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
4233 (containing_function_has_frame_base): Move earlier in the file.
4234 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
4235 instead of always assuming fbreg can't be used.
4237 2005-08-11 David Edelsohn <edelsohn@gnu.org>
4239 * config/rs6000/altivec.md: Change constraint "m" to "Z".
4240 * config/rs6000/predicates.md (indexed_or_indirect_operand):
4241 Accept address wrapped in AND for Altivec.
4242 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4243 Strip AND wrapping offset address for Altivec.
4245 2005-08-11 Richard Henderson <rth@redhat.com>
4248 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
4249 before using TYPE_IS_SIZETYPE.
4251 2005-08-11 Richard Henderson <rth@redhat.com>
4254 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
4255 insn types not present on ev4.
4256 (alphaev5_insn_pipe): Similarly.
4258 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
4261 * arm.c (arm_override_options): If the user has selected callee-super-
4262 interworking, then enable normal interworking.
4264 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4266 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
4269 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
4271 * doc/rtl.texi: Fix two typos.
4273 2005-08-11 Richard Guenther <rguenther@suse.de>
4276 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
4277 cases where we call to/from functions returning void.
4279 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
4282 * tree.c (build_pointer_type_for_mode): Robustify.
4284 2005-08-10 James E Wilson <wilson@specifix.com>
4286 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
4287 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
4289 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
4292 2005-08-10 Eric Christopher <echristo@apple.com>
4294 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
4295 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
4298 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
4301 * config/darwin.c (machopic_indirect_data_reference): Use a new register
4302 for the high part when generating dynamic-no-pic code.
4304 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
4306 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
4307 (x86_64-*-linux*): Likewise.
4309 * config/i386/crtfastmath.c: New file.
4310 * config/i386/t-crtfm: Likewise.
4312 * config/i386/linux.h (ENDFILE_SPEC): New.
4313 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
4315 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
4318 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
4320 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
4321 (vec_shl, vec_shr): Document new operations.
4322 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
4324 2005-08-10 David Edelsohn <edelsohn@gnu.org>
4326 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
4327 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
4328 change predicate to indexed_or_indirect_address.
4330 2005-08-10 Richard Sandiford <richard@codesourcery.com>
4332 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
4333 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
4334 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
4335 and __aeabi_uwrite8.
4336 * config/arm/unaligned-funcs.c: New file.
4337 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
4339 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
4341 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
4343 * cfglayout.c (pass_insn_locators_initialize): Add dump.
4344 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
4346 * except.c (pass_convert_to_eh_region_ranges): Add dump.
4347 * final.c (pass_shorten_branches): Add dump.
4348 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
4349 (pass_life): Rename dump.
4350 (rest_of_handle_flow2): Remove initial verify_flow_info.
4351 * function.c (pass_instantiate_virtual_regs): Add dump.
4352 * integrate.c (pass_initial_value_sets): Add dump.
4353 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
4354 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
4355 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
4356 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
4357 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
4358 gate_rtl_unrool_and_peel_loops): New.
4359 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
4360 rtl_doloop): Do not look at flags.
4361 * mode-switching.c (pass_mode_switching): Add dump.
4362 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
4363 pass_split_before_regstack): Add dump.
4364 * regmove.c (pass_stack_adjustments): Add dump.
4365 * tree-optimize.c (pass_fixup_cfg): Add dump.
4367 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4370 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
4371 deciding which instruction sequence to use.
4373 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
4375 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
4376 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
4378 2005-08-09 Richard Guenther <rguenther@suse.de>
4380 * c-common.c (builtin_function_2): Remove.
4381 (def_builtin_1): New function.
4382 (c_common_nodes_and_builtins): Use def_builtin_1 to
4383 build builtin functions.
4385 2005-08-09 Jie Zhang <jie.zhang@analog.com>
4387 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
4388 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
4389 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
4392 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4394 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
4395 fold_binary instead of fold_build2 since we don't care about the
4397 (loop_niter_by_eval): Likewise.
4398 (compare_trees): Likewise.
4399 (proved_non_wrapping_p): Likewise.
4401 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4405 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
4406 if the if is really empty.
4408 2005-08-09 Steven Bosscher <stevenb@suse.de>
4410 PR tree-optimization/23234
4411 * tree-ssa-math-opts.c (place_reciprocal): New enum.
4412 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
4413 argument of the new enum.
4414 (execute_cse_reciprocals): Add reciprocals for function arguments
4415 on the unique successor edge of the entry block. Update other calls
4416 to execute_cse_reciprocals_1.
4418 2005-08-08 Richard Henderson <rth@redhat.com>
4421 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
4423 2005-08-08 Bob Wilson <bob.wilson@acm.org>
4425 * expr.c (write_complex_part): Return after handling MEM.
4427 2005-08-08 Josh Conner <jconner@apple.com>
4429 PR rtl-optimization/23241
4430 * combine.c (simplify_comparison): Fix error in determining
4431 whether to lift a subreg from comparison.
4433 2005-08-08 David Edelsohn <edelsohn@gnu.org>
4436 * config/rs6000/altivec.md (vec_init<mode>): New.
4437 (vec_set<mode>): New.
4438 (vec_extract<mode>): New.
4439 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
4440 (rs6000_expand_vector_set): New.
4441 (rs6000_expand_vector_extract): New.
4442 (rs6000_legitimate_offset_address_p): Offset addresses are valid
4443 for Altivec modes before reload.
4444 (altivec_expand_vec_init_builtin): New.
4445 (get_element_number): New.
4446 (altivec_expand_vec_set_builtin): New.
4447 (altivec_expand_vec_ext_builtin): New.
4448 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
4450 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
4452 * config/rs6000/rs6000.h (rs6000_builtins): Add
4453 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
4454 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
4455 * config/rs6000/rs6000-protos.h: Declare new functions.
4457 2005-08-08 Jan Hubicka <jh@suse.cz>
4459 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
4460 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
4461 * i386.md (movdi*): Use pic_32bit_operand.
4462 * predicates.md (pic_32bit_operand): New.
4464 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
4467 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
4469 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
4471 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
4472 (test_for_singularity): Use fold_build2.
4474 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4476 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
4478 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
4480 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
4481 (COMMON_ASM_OP) Define.
4482 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
4483 (ix86_encode_section_info): Likewise.
4484 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
4485 SUBTARGET_ENCODE_SECTION_INFO.
4487 2005-08-06 Richard Henderson <rth@redhat.com>
4490 * tree-nested.c (convert_local_reference): Save and restore val_only
4491 around component_ref and friends. Clear walk_subtrees by default.
4493 2005-08-06 Peter O'Gorman <peter@pogma.com>
4496 * gcc.c (process_command): Check the argument to -b has a dash.
4497 * doc/invoke.texi: Update -b and -V docs.
4499 2005-08-06 James E Wilson <wilson@specifix.com>
4501 * config/mips/cross64.h, config/mips/t-cross64: Delete.
4503 2005-08-06 Michael Matz <matz@suse.de>
4505 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
4506 member only if only one insn is associated with the value.
4508 2005-08-06 Nick Clifton <nickc@redhat.com>
4510 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
4512 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
4513 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
4514 Check symbol flags instead of symbol name mangling.
4515 (xstormy16_asm_output_aligned_common): Likewise. Also
4516 simplify code since the bss100_section cass is the only case
4517 where the below100 code will be triggered.
4518 (xstormy16_encode_section_info): Encode below100 attribute
4519 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
4521 (xstormy16_strip_name_encoding): Delete - this function is no
4523 (TARGET_STRIP_NAME_ENCODING): Undefine.
4524 * config/stormy16/stormy16-protos.h: Delete prototype for
4525 xstormy16_strip_name_encoding.
4527 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
4529 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
4530 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
4531 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
4532 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
4533 config/alpha/predicates.md, config/arc/arc.h,
4534 config/arm/arm.h, config/arm/ieee754-df.S,
4535 config/arm/ieee754-sf.S, config/bfin/bfin.c,
4536 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
4537 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
4538 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
4539 config/m68hc11/m68hc11.h, config/mips/mips.c,
4540 config/mips/mips.h, config/mips/openbsd.h,
4541 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
4542 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
4543 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4544 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
4545 config/sparc/linux.h, config/sparc/linux64.h,
4546 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
4547 doc/extend.texi, doc/gcov.texi, doc/install.texi,
4548 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
4549 typos. Follow spelling conventions.
4551 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
4554 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
4555 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
4556 specially. Check for side effects only for COND_EXPR.
4557 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
4558 return with TREE_NO_WARNING.
4560 2005-08-06 Richard Sandiford <richard@codesourcery.com>
4562 PR rtl-optimization/23233
4563 * loop.c (combine_movables): Require the modes to be the same.
4564 (move_movables): Remove handling of cases where the replacement
4565 had a different mode to the original.
4567 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
4569 PR tree-optimization/23128
4570 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
4571 subtraction wrap, and set TREE_OVERFLOW if they do.
4573 2005-08-05 Richard Henderson <rth@redhat.com>
4576 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
4577 FORCED_LABEL labels.
4579 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
4582 * reload.c (find_reloads_subreg_address): Pass down TYPE
4583 unchanged. Change all callers except find_reloads_toplev.
4585 2005-08-05 Michael Matz <matz@suse.de>
4587 * genattrtab.c (current_alternative_string): Remove.
4588 (SIMPLIFY_ALTERNATIVE): Ditto.
4589 (attr_alt_bit_p): Ditto.
4590 (alternative_name): Make const char *.
4591 (evaluate_eq_attr): Remove use of above things.
4592 (simplify_test_exp): Ditto.
4593 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
4594 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
4596 2005-08-04 James E Wilson <wilson@specifix.com>
4598 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
4599 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
4600 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
4601 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
4602 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
4604 2005-08-04 Richard Henderson <rth@redhat.com>
4607 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
4608 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
4609 * tree-sra.c (decide_block_copy): Use it. Disable element copy
4610 if we'd have to instantiate too many members.
4612 2005-08-04 Richard Henderson <rth@redhat.com>
4615 * tree-outof-ssa.c (coalesce_asm_operands): New.
4616 (coalesce_ssa_name): Use it. Split out ...
4617 (coalesce_phi_operands, coalesce_result_decls): ... these.
4619 2005-08-04 Paul Brook <paul@codesourcery.com>
4621 * read-rtl.c (read_quoted_string): Break if EOF.
4623 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
4625 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
4626 (fold_build2): Likewise.
4627 (fold_build3): Likewise.
4628 (fold_build1_stat): New function prototype.
4629 (fold_build2_stat): Likewise.
4630 (fold_build3_stat): Likewise.
4631 * fold-const.c (fold_build1): Rename to ..
4632 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4633 through to build1_stat.
4634 (fold_build2): Rename to ..
4635 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4636 through to build2_stat.
4637 (fold_build3): Rename to ..
4638 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4639 through to build3_stat.
4641 2005-08-04 David Edelsohn <edelsohn@gnu.org>
4642 Ian Lance Taylor <ian@airs.com>
4644 * function.c (assign_stack_local_1): Do not correct stack slot
4645 address if allocation size is smaller than mode size.
4647 2005-08-04 Diego Novillo <dnovillo@redhat.com>
4650 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
4651 (tree_merge_blocks): Propagate anything allowed by
4653 Clarify documentation.
4654 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
4655 SSA form, schedule an update if necessary.
4657 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
4659 * doc/install.texi (Binaries): Remove broken link to
4660 Sinix/Reliant Unix binaries.
4662 2005-08-03 Richard Henderson <rth@redhat.com>
4665 * function.c (stack_protect_epilogue): Export.
4666 * tree.h (stack_protect_epilogue): Declare.
4667 * calls.c (expand_call): Call it.
4669 2005-08-03 Eric Christopher <echristo@apple.com>
4671 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
4672 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
4675 2005-08-04 Jan Hubicka <jh@suse.cz>
4677 * profile.c (branch_prob): Split edges with goto locus on them
4678 to get proper line counts.
4679 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
4681 2005-08-03 Paul Brook <paul@codesourcery.com>
4683 * function.c (assign_parms): Round current_function_args_size
4684 to PARM_BOUNDARY, not STACK_BOUNDARY.
4686 2005-08-03 Geoffrey Keating <geoffk@apple.com>
4688 * config/i386/i386.c (x86_elf_aligned_common)
4689 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
4691 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
4693 PR tree-optimization/23157
4694 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
4695 before emitting them.
4697 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4699 PR tree-optimization/19899
4700 * Makefile.in (tree-scalar-evolution.o): Add real.h.
4701 * tree-scalar-evolution.c: Include real.h.
4702 (add_to_evolution): Build constant -1 of correct type.
4704 2005-08-03 Jan Hubicka <jh@suse.cz>
4706 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
4707 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
4708 profile updating for complette unrolling.
4709 * loop-unroll.c (peel_loop_completely): Use it.
4710 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
4711 (tree_unroll_loops_completely): Disable code growing unrolling of cold
4714 2005-08-03 Paul Brook <paul@codesourcery.com>
4716 * combine.c (can_change_dest_mode): New function.
4717 (try_combine, simplify_set): Use it.
4719 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
4721 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
4724 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
4726 * doc/install.texi (Specific): Adjust link to openavr.org.
4727 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
4728 (Binaries): Adjust HP-UX Porting Center link.
4729 (Binaries): Adjust Free Software Foundation ordering link.
4731 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
4733 * convert.c (convert_to_integer): Use fold_build1 instead of
4734 build1 when converting an integer to an integer.
4736 2005-08-02 Richard Henderson <rth@redhat.com>
4738 * combine.c (combine_instructions): Don't use reg_equal/equiv
4739 results if the mode doesn't match.
4741 2005-08-02 Mark Mitchell <mark@codesourcery.com>
4743 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
4744 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
4746 2005-08-02 Richard Henderson <rth@redhat.com>
4749 * explow.c (memory_address): Remove special-case for
4750 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
4752 2005-08-02 Diego Novillo <dnovillo@redhat.com>
4755 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
4756 number of calls to cleanup_tree_cfg_1.
4758 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
4760 * doc/invoke.texi: document file extensions .F90 and .F95
4762 2005-08-02 Richard Guenther <rguenther@suse.de>
4764 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
4765 positive if its first argument is positive.
4767 2005-08-02 Richard Guenther <rguenther@suse.de>
4769 PR tree-optimization/23177
4770 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
4773 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
4775 PR tree-optimization/23129
4776 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
4777 varying for divisions with anti-ranges.
4779 2005-08-02 Jan Hubicka <jh@suse.cz>
4781 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
4782 * tree-ssa-threadupdate.c (thread_block): Add it here.
4784 2005-08-01 James E Wilson <wilson@specifix.com>
4786 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
4787 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
4788 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
4790 * config/mips/predicates.md (const_call_insn_operand): Add check for
4791 SYMBOL_REF_LONG_CALL_P.
4792 * doc/extend.texi (long_call): Document the new attribute.
4794 2005-08-01 Ian Lance Taylor <ian@airs.com>
4795 Richard Henderson <rth@redhat.com>
4797 * Makefile.in (RTL_BASE_H): Add real.h.
4798 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
4800 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
4802 * rtl.c (rtl_check_failed_code_mode): New.
4803 * rtl.h (struct rtx_def): Add u.rv.
4804 (XCMWINT, XCNMPRV): New.
4805 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
4806 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
4808 2005-08-01 Richard Henderson <rth@redhat.com>
4810 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
4811 with auto-inc codes.
4813 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
4815 2005-08-01 Jan Hubicka <jh@suse.cz>
4817 * i386-protos.h (asm_preferred_eh_data_format): Declare.
4818 * i386.c: Include dwarf2.h
4819 (asm_preferred_eh_data_format): New.
4820 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
4822 2005-08-01 Ian Lance Taylor <ian@airs.com>
4824 * config/host-linux.c (linux_gt_pch_get_address): Add new name
4825 randomize_va_space for virtual address randomization control.
4827 2005-08-01 Steven Bosscher <stevenb@suse.de>
4829 * common.opt (flag_ipa_cp): Put in right place to maintain
4832 2005-08-01 Jan Hubicka <jh@suse.cz>
4834 * profile.c (compute_value_histograms): Fix thinko.
4835 * value-prof.c: Include toplev.h
4836 (check_counter): New function.
4837 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4838 tree_mod_subtract_transform): Add sanity check.
4840 2005-08-01 Richard Guenther <rguenther@suse.de>
4842 PR tree-optimization/23133
4843 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
4844 current functions parameter decls to find defs to cse
4847 2005-08-01 Richard Guenther <rguenther@suse.de>
4849 PR tree-optimization/23109
4850 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
4851 If trapping math is in effect, use post-dominator information
4852 to check if we'd in any case reach a trapping point before
4853 doing the reciprocal insertion.
4854 (execute_cse_reciprocals): Compute post-dominators, if necessary.
4855 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
4856 expressions are invariant only if trapping math is not in effect.
4858 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4860 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
4861 cgraph_function_versioning): New declarations.
4862 * cgraphunit.c: Add include to ipa-prop.h.
4863 (update_call_expr, cgraph_copy_node_for_versioning,
4864 cgraph_function_versioning): New functions.
4865 * integrate.c (copy_decl_for_inlining): Remove.
4866 * ipa-prop.h (ipa_replace_map): New struct.
4867 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
4868 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
4869 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
4870 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
4871 ipcp_iterate_stage, ipcp_method_scale_print,
4872 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
4873 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
4874 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
4875 ipcp_update_bb_counts, ipcp_update_profiling,
4876 ipcp_update_edges_counts): New functions.
4877 (ipcp_method_cval_init): Remove restriction regarding local methods.
4878 (ipcp_init_stage): Add ipcp_method_compute_scale.
4879 (ipcp_insert_stage): Add versioning.
4880 (ipcp_structures_print): Add ipcp_method_scale_print.
4881 (ipcp_driver): Dump profiling info.
4882 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
4883 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
4884 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
4885 (struct inline_data): Add versioning_p, ipa_info, new fields.
4886 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
4887 declare_return_variable): Replace calls to copy_decl_for_inlining with
4889 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
4891 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
4892 Add argument VERSIONING.
4893 (copy_arguments_for_versioning, copy_static_chain,
4894 function_versionable_p, tree_versionable_function_p,
4895 tree_function_versioning, replace_ref_tree): New functions.
4896 * tree-inline.h: Include varray.h.
4897 (tree_versionable_function_p, tree_function_versioning,
4898 tree copy_decl_for_dup): New declarations.
4900 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4902 * ipa-cp.c: New file. Contains IPCP specific functionality.
4903 * ipa-prop.h: New file. Contains structures/definitions that can be
4904 used by several interprocedural data flow optimizations (and also IPCP).
4905 * ipa-prop.c: New file.
4906 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
4907 * common.opt: Add ipa-cp flag.
4908 * timevar.def: Add IPCP optimization.
4909 * tree-optimize.c (init_tree_optimization_passes): Schedule
4911 * tree-pass.h (pass_ipa_cp): Declare.
4913 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
4915 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
4916 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
4917 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
4918 config/i386/i386.c, config/mips/mips.h,
4919 config/rs6000/rs6000.h, config/sh/sh.c,
4920 config/stormy16/stormy16.c: Fix comment typos.
4922 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
4925 * c-typeck.c (build_binary_op): Use common_type wrapper on
4927 (common_type): Update comment.
4929 2005-07-31 Steven Bosscher <stevenb@suse.de>
4932 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
4933 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
4934 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
4936 2005-07-31 Jan Hubicka <jh@suse.cz>
4938 * pretty-print.h (pp_widest_integer): New macro.
4939 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
4942 2005-07-31 Jan Hubicka <jh@suse.cz>
4944 * output.h (enum section_category): Export from varasm.c
4945 (categorize_decl_for_section): Likewise.
4946 * varasm.c (enum section_category): Kill.
4947 (categorize_decl_for_section): Make global.
4948 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
4950 * i386.c (ix86_section_threshold): New static variable.
4951 (ix86_in_large_data_p, ix86_encode_section_info,
4952 x86_64_elf_unique_section,
4953 x86_64_elf_select_section): New functions.
4954 (TARGET_ENCODE_SECTION_INFO): Define
4955 (override_options): Enable medium model for PIC.
4956 (ix86_expand_prologue): Expand gen_set_got_rex64.
4957 (legitimate_constant_p): Handle new UNSPECs.
4958 (legitimate_pic_address_disp_p): Likewise.
4959 (legitimize_pic_address): Lower MEDIUM model addressing.
4960 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
4961 (enum cmodel): Add MEDIUM_PIC.
4962 (SYMBOL_REF_FAR_ADDR_P): New macro.
4963 (SYMBOL_FLAG_FAR_ADDR): New flag.
4964 * i386.md (movdi): Support medium model.
4965 (set_got_rex64): New pattern.
4966 * i386.opt (mlarge-data-threshold): New flag.
4967 * predicates.md (zext_operand/sext_operand): Deal with medium model.
4968 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
4969 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
4970 TARGET_ASM_UNIQUE_SECTION): New.
4972 * invoke.texi (-mlarge_data_threshold): Document
4974 2005-07-31 Jan Hubicka <jh@suse.cz>
4976 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
4977 (coalesce_vars): Likewise.
4978 * tree-ssa-live.c (coalesce_cost): New.
4979 (build_tree_conflict_graph): Use coalesce_cost.
4980 * tree-ssa-live.h (coalesce_cost): Declare.
4982 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
4984 * arm.md (all peepholes for post-increment operations): Delete.
4985 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
4986 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
4987 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
4988 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
4989 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
4991 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
4993 * fold-const.c (tree_expr_nonnegative_p): Always return true for
4996 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
4999 * doc/invoke.texi: Document -rdynamic.
5001 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
5004 * c-parser.c (c_parser_parms_list_declarator): Call
5005 mark_forward_parm_decls.
5006 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
5007 decls with visibility structure.
5009 2005-07-30 Paul Brook <paul@codesourcery.com>
5011 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
5013 2005-07-30 Paul Brook <paul@codesourcery.com>
5015 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
5017 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
5019 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
5021 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5024 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
5025 nested function declarators.
5026 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
5027 (grokparms): Call warn_if_shadowing for parameters used within the
5029 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
5030 not used within the parameter list.
5031 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
5033 2005-07-30 Jan Hubicka <jh@suse.cz>
5035 * expr.c (expand_expr_real_1): Do not load mem targets into register.
5036 * i386.c (ix86_fixup_binary_operands): Likewise.
5037 (ix86_expand_unary_operator): Likewise.
5038 (ix86_expand_fp_absneg_operator): Likewise.
5039 * optabs.c (expand_vec_cond_expr): Validate dest.
5041 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5044 * real.c (real_from_string): Also set last bit if there is a
5045 nonzero hex digit beyond GCC's internal precision after ".".
5047 2005-07-29 David Edelsohn <edelsohn@gnu.org>
5049 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
5050 define_constants. Change duplicate values to unassigned numbers.
5051 Change UNSPEC_SUBS to UNSPEC_VSUBS.
5052 (*altivec_vspltsf): New.
5053 (altivec_vperm_v4sf): Delete.
5054 (altivec_vperm_<mode>): Use mode macro V.
5055 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
5056 (altivec_predicate_v4sf): Delete.
5057 (altivec_predicate_<mode>): Use mode macro V.
5058 (*altivec_lvesfx): New.
5059 (*altivec_stvesfx): New.
5060 (vec_realign_load_v4sf): Delete.
5061 (vec_realign_load_<mode>): Use mode macro V.
5062 * config/rs6000/rs6000.c (generate_set_vrsave): Use
5065 2005-07-29 Mark Mitchell <mark@codesourcery.com>
5068 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
5070 * configure: Regenerated.
5072 2005-07-29 Paul Brook <paul@codesourcery.com>
5074 * doc/install.texi: Add link to GFortran binaries wiki page.
5076 2005-07-29 David Ung <davidu@mips.com>
5078 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
5079 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
5080 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
5081 * config/mips/mips.md (cpu): Add 5kf name.
5082 (includes): Includes 5k.md.
5083 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
5084 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
5087 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5090 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
5091 (cleanup_tree_cfg): ... here.
5092 Call cleanup_tree_cfg_1 until there are no more cleanups to
5095 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
5097 * tree-vrp.c (compare_range_with_value): Return true or false
5098 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
5099 EQ_EXPR respectively.
5101 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
5103 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
5106 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5108 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
5109 (tree_ssa_dominator_optimize): Increment it.
5110 (dump_dominator_optimization_stats): Print it.
5112 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
5113 Steven Bosscher <stevenb@suse.de>
5115 PR rtl-optimization/23117
5116 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
5117 when head == tail. Tidy comment.
5119 2005-07-28 Richard Henderson <rth@redhat.com>
5121 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
5122 * cselib.c (rtx_equal_for_cselib_p): Likewise.
5123 * jump.c (rtx_renumbered_equal_p): Likewise.
5124 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
5125 CONST_INT and CONST_DOUBLE.
5126 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
5127 * reload.c (operands_match_p): Special case CONST_INT and
5128 CONST_DOUBLE; check mode earlier.
5130 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5133 * c-typeck.c (convert_for_assignment): Do not check
5134 DECL_IN_SYSTEM_HEADER on NULL fundecl.
5136 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5139 * c-typeck.c (composite_type): Prefer constant size arrays to
5142 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5145 * real.c (real_from_string): Set last bit if there is a nonzero
5146 hex digit beyond GCC's internal precision.
5148 2005-07-28 Richard Henderson <rth@redhat.com>
5151 * cfgcleanup.c (try_forward_edges): Watch out for end of
5154 2005-07-28 James E Wilson <wilson@specifixinc.com>
5157 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
5159 2005-07-28 Jan Hubicka <jh@suse.cz>
5161 * Makefile.in (rtl-profile.o): Kill all traces of it.
5162 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
5163 * coverage.h (rtl_coverage_counter_ref): Kill.
5164 * opts.c (flag_speculative_prefetching_set): Kill.
5165 (flag_loop_optimize_set): New.
5166 (common_handle_option): Disable loop optimizer when profiling;
5167 do not handle speculative prefetching.
5168 * passes.c (init_optimization_passes): Replace pass_profiling combo
5169 by branch_prob pass.
5170 * profile.c (compute_value_histograms): Update for simplified value
5172 (rtl_register_profile_hooks): Kill.
5173 (pass_profiling): Kill.
5174 (rest_of_handle_branch_prob): Do not profile.
5175 * toplev.c (process_options): Remove speculative prefetching.
5176 * toplev.h (flag_tree_based_profiling): Kill.
5177 * tree-profile.c (prepare_instrumented_value,
5178 tree_gen_interval_profiler, tree_gen_pow2_profiler,
5179 tree_gen_one_value_profiler, do_tree_profiling): Update for
5180 simplified datastructures.
5181 * value-prof.c: Add comment that speculative prefetching was dropped;
5182 update rest of file for simplified datastructures.
5183 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
5184 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
5185 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
5186 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
5187 rtl_mod_subtract, gen_speculative_prefetch,
5188 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
5189 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
5190 (gate_handle_value_profile_transformations,
5191 rest_of_handle_value_profile_transformations,
5192 pass_value_profile_transformations): Kill.
5193 * value-prof.h (histogram_value_t): Remove IL based unions.
5194 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
5195 rtl_profile_hooks): Remove hooks.
5197 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
5199 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
5200 (cgraph_clone_node): Likewise.
5201 * cgraph.h (cgraph_clone_edge): Update prototype.
5202 (cgraph_clone_node): Likewise.
5203 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
5205 (lookup_recursive_calls): Consider profile.
5206 (cgraph_decide_recursive_inlining): Fix updating; use new
5207 probability argument; use profile.
5208 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
5209 * tree-inline.c (copy_bb): Update clal of clone_edge.
5210 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
5212 * invoke.texi (min-inline-recursive-probability): Document.
5214 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
5216 * doc/install.texi (Configuration): Update Valgrind homepage.
5218 2005-07-28 Richard Henderson <rth@redhat.com>
5221 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
5222 labels we want to delete.
5223 (cfg_layout_merge_blocks): Likewise.
5225 2005-07-28 Richard Henderson <rth@redhat.com>
5228 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
5229 when expanding to nothing.
5231 2005-07-28 Josh Conner <jconner@apple.com>
5233 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
5234 (cgraph_decide_inlining_of_small_functions): Likewise.
5236 2005-07-28 Josh Conner <jconner@apple.com>
5238 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
5239 direction of badness if negative.
5240 (cgraph_default_inline_p): Add reason to parameters, and assign it
5242 (cgraph_decide_inlining_of_small_functions): New parameter in call
5243 to cgraph_default_inline_p.
5244 (cgraph_decide_inlining_incrementally): Likewise.
5245 * cgraphunit.c (decide_is_function_needed): Likewise.
5246 * cgraph.h (cgraph_default_inline_p): Likewise.
5248 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5250 * builtins.c: Fix comment typo(s).
5251 * genautomata.c: Likewise.
5252 * gimplify.c: Likewise.
5253 * tree-dfa.c: Likewise.
5254 * tree-flow-inline.h: Likewise.
5255 * tree-into-ssa.c: Likewise.
5256 * tree-ssa-alias.c: Likewise.
5257 * tree-ssa-ccp.c: Likewise.
5258 * tree-ssa-copy.c: Likewise.
5259 * tree-ssa-dce.c: Likewise.
5260 * tree-ssa-dom.c: Likewise.
5261 * tree-ssa-operands.c: Likewise.
5262 * tree-tailcall.c: Likewise.
5263 * tree-vectorizer.c: Likewise.
5264 * tree-vrp.c: Likewise.
5267 2005-07-28 Jeff Law <law@redhat.com>
5269 * tree-vrp.c (test_for_singularity): Extracted from ...
5270 (simplify_cond_using_ranges): Attempt to simplify a relational
5271 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
5273 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
5275 PR tree-optimization/22506
5276 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
5277 phis whose argument is constant.
5279 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
5281 PR rtl-optimization/18992
5282 Back out this patch:
5283 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5284 PR optimization/12142
5285 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
5286 uses of the register in the SET_SRC. Remove unnecessary argument.
5288 Replace it with this:
5289 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
5290 if flag_non_call_exceptions is set and the insn may trap, pass
5291 pc_rtx as dest for recursion.
5292 In SET_SRC part of SET case, if dest is already set, pass it down
5295 2005-07-28 Jan Hubicka <jh@suse.cz>
5297 * cfg.c (update_bb_profile_for_threading): Use RDIV.
5298 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
5299 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
5301 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
5302 profile when available.
5304 2005-07-28 Jan Beulich <jbeulich@novell.com>
5306 * config/ia64/ia64.c (ia64_load_pair_ok): New.
5307 (ia64_print_operand): Describe and handle 'X'.
5308 (ia64_register_move_cost): Also handle FP_REGS.
5309 (ia64_preferred_reload_class): Likewise.
5310 (ia64_secondary_reload_class): Likewise.
5311 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
5312 it. Also check for ITANIUM_CLASS_FLDP.
5313 * config/ia64/ia64.h (FP_REGNO_P): New.
5314 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
5315 (reg_class): Add FP_REGS.
5316 (REG_CLASS_NAMES): Adjust for it.
5317 (REG_CLASS_CONTENTS): Likewise.
5318 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
5319 (REG_CLASS_FROM_LETTER): Handle 'x'.
5320 (CLASS_MAX_NREGS): Handle FP_REGS.
5321 (MEMORY_MOVE_COST): Likewise.
5322 * config/ia64/ia64.md (itanium_class): Add fldp.
5323 (type): Handle fldp.
5324 (movti_internal): More allowable operand combinations. Use ldfp8 when
5325 splitting unnecessary. Remove predicable attribute. Adjust
5326 itanium_class attribute.
5327 (smuldi3_highpart): Remove outdated comment.
5328 (mulditi3, umulditi3, rotlti3): New expanders.
5329 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
5330 (absti2): Disabled new insn for future reference.
5331 Respective new splitters.
5332 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
5333 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
5334 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
5336 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
5338 PR rtl-optimization/23047
5339 * simplify-rtx.c (simplify_const_relational_operation): Respect
5340 flag_wrapv for comparisons with ABS.
5342 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
5344 PR tree-optimization/22493
5345 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
5346 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
5348 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
5350 * config/frv/frv.opt (moptimize-membar): New.
5352 * doc/invoke.texi: Document -moptimize-membar and its inverse.
5354 * config/frv/frv.h: Remove machine_function definition.
5356 * config/frv/frv.c (struct frv_io): New.
5357 (struct machine_function): Moved from frv.h. Add has_membar_p.
5358 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
5359 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
5360 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
5361 (frv_optimize_membar_global, frv_optimize_membar): New functions.
5362 (frv_reorg): Call frv_optimize_membar when appropriate.
5363 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
5364 (frv_expand_builtin): Adjust calls accordingly.
5365 (frv_io_address_cookie): New function.
5366 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
5367 load or store rather than a special insn. Add ccnstant address and
5368 io-type operands to the membar.
5369 (frv_ifcvt_modify_tests): Unsign regno.
5370 (frv_ifcvt_modify_tests): Same.
5372 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
5373 UNSPEC_OPTIONAL_MEMBAR constant.
5374 (builtin_read_<mode>): Delete.
5375 (builtin_write_<mode>): Delete.
5376 ("optional_membar_<mode>"): Add operand.
5378 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
5379 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
5380 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
5381 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
5382 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
5383 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
5384 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
5385 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
5386 * testsuite/gcc.target/frv/all-read-write-1.c: New.
5388 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
5390 * df.c (df_uses_record): Handle SCRATCH.
5392 2005-07-28 Steven Bosscher <stevenb@suse.de>
5395 * passes.c (rest_of_decl_compilation): If decl is a type and
5396 we have encountered errors, don't emit debug information.
5398 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
5400 * params.def: Fixed comment.
5402 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
5405 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
5406 (TARGET_ASM_UNALIGNED_HI_OP): Add.
5407 (TARGET_ASM_UNALIGNED_SI_OP): Add.
5409 2005-07-27 Steven Bosscher <stevenb@suse.de>
5412 * varasm.c (assemble_start_function): Don't do anything that may
5413 require a CFG if the current function is a thunk.
5415 2005-07-25 Geoffrey Keating <geoffk@apple.com>
5417 * doc/install.texi (Prerequisites): Mention that perl is needed
5418 to do export control in libstdc++ targetting Darwin.
5420 2005-07-27 Steven Bosscher <stevenb@suse.de>
5422 PR rtl-optimization/17808
5423 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
5424 (sched_insns_conditions_mutex_p): Split out from...
5425 (add_dependence): ...here. But don't call it from here.
5426 (add_dependence_list): Check sched_insns_conditions_mutex_p
5427 before calling add_dependence.
5428 (add_dependence_list_and_free): Likewise.
5429 (fixup_sched_groups): Likewise.
5430 (sched_analyze_1): Likewise.
5431 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
5432 (sched_analyze): Likewise.
5433 (sched_analyze_insn): Likewise.
5434 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
5435 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
5436 dependencies on all COND_EXEC insns to jumps ending basic blocks
5437 when doing intrablock scheduling.
5438 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
5440 2005-07-27 Jeff Law <law@redhat.com>
5442 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
5443 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
5444 equivalency sets, correctly handle the case were vr0 has an
5445 equivalency set, but vr1 does not.
5447 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
5449 PR tree-optimization/23073
5450 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
5451 vect_print_dump_info before fprintf.
5453 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5455 PR tree-optimize/22348
5456 * tree-ssa-loop-niter.c (number_of_iterations_cond):
5457 Fold the partial computation.
5459 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5461 PR tree-optimization/22325
5462 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
5464 * tree-scalar-evolution.c (scev_const_prop): Add generic final
5466 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
5467 (force_var_cost): ... this function.
5468 (compute_phi_arg_on_exit): Export.
5470 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5472 PR tree-optimization/20773
5473 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
5476 2005-07-27 Richard Guenther <rguenther@suse.de>
5478 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
5479 Avoid pushing again if current struct contains only
5480 fields we decomposed.
5482 2005-07-27 Jan Hubicka <jh@suse.cz>
5484 PR tree-optimization/22574
5485 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
5488 * tree-tailcall.c (decrease_profile): New function.
5489 (eliminate_tail_call): Use it.
5491 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
5492 visibility flags correctly in whole program mode.
5494 2005-07-26 Steve Ellcey <sje@cup.hp.com>
5496 PR rtl-optimization/22472
5497 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
5499 2005-07-26 Steven Bosscher <stevenb@suse.de>
5501 PR tree-optimization/22504
5502 * tree-complex.c (expand_complex_addition): Use 'code' instead
5503 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
5505 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5507 * config.gcc (cpu_type): Add frv case.
5508 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
5509 (supported_defaults): Add fr550 case.
5511 2005-07-26 Diego Novillo <dnovillo@redhat.com>
5514 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
5515 whether a pointer of type T * may point to objects of type T *.
5517 2005-07-26 DJ Delorie <dj@redhat.com>
5519 * configure: Regenerate.
5521 2005-07-26 Dale Johannesen <dalej@apple.com>
5523 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
5525 2005-07-26 Mark Mitchell <mark@codesourcery.com>
5527 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
5528 Clarify use of "build" in name.
5530 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5532 * doc/extend.texi (Raw read/write Functions): New section.
5533 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
5534 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
5535 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
5536 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
5537 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
5538 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
5539 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
5540 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
5541 * config/frv/frv.c: Add bdesc_loads global.
5542 Add bdesc_stores global.
5543 (frv_init_builtins): Add support for __builtin_{read/write}*.
5544 (frv_volatile_memref): New.
5545 (frv_expand_load_builtin): New.
5546 (frv_expand_store_builtin): New.
5547 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
5548 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
5549 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
5550 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
5551 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
5552 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
5553 (builtin_read_<mode>): New.
5554 (builtin_write_<mode>): New.
5555 (builtin_write64): New.
5556 (optional_membar_<mode>): New.
5558 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
5560 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
5561 (rather than units) against HOST_BITS_PER_WIDE_INT.
5563 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
5565 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
5566 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
5567 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
5568 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
5571 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
5572 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
5573 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
5575 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
5577 2005-07-26 Richard Guenther <rguenther@suse.de>
5579 PR tree-optimization/22486
5580 * fold-const.c (fold_unary): Fold away useless component
5581 references of the form (T *)&T.x, if the address
5584 2005-07-25 James E Wilson <wilson@specifixinc.com>
5586 * dwarf2out.c (add_call_src_coords_attributes): New.
5587 (gen_inlined_subroutine_die): Call it.
5588 (maybe_emit_file, init_file_table): Add comments.
5589 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
5591 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
5592 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
5593 * tree.h (BLOCK_SOURCE_LOCATION): New.
5594 (struct tree_block): New field locus.
5596 2005-07-26 Andreas Schwab <schwab@suse.de>
5598 PR rtl-optimization/23043
5599 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
5600 when allocating a struct unoccr.
5602 2005-07-25 Richard Henderson <rth@redhat.com>
5605 * tree-complex.c (gate_no_optimization): True if errors.
5606 * Makefile.in (tree-complex.o): Update dependencies.
5608 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
5610 * config/frv/predicates.md (integer_register_operand): Use
5613 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5616 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
5618 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
5620 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5622 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
5623 types when flag_unsafe_math_optimizations is true.
5625 2005-07-25 Mark Mitchell <mark@codesourcery.com>
5627 * gcc.c (option_map): Add --sysroot.
5628 (process_command): Handle --sysroot.
5629 (display_help): Document it.
5630 * doc/cppopts.tex (-isysroot): Document.
5631 * doc/invoke.texi (--sysroot): Document.
5632 * doc/install.texi (--with-build-sysroot): Document.
5634 * Makefile.in (inhibit_libc): New variable.
5635 (INHIBIT_LIBC_CFLAGS): Likewise.
5636 (LIBGCC2_CFLAGS): Include
5637 $(INHIBIT_LIBC_CFLAGS).
5638 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
5639 ($(T)crtbegin.o): Do not use @inhibit_libc@.
5640 ($(T)crtend.o): Likewise.
5641 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
5642 ($(T)crtendS.o): Likewise.
5643 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
5644 ($(T)crtendT.o): Likewise.
5645 (stmp-fixinc): Do not complain about missing headers if
5647 * configure.ac (inhibit_libc): Set it to true/false.
5648 (--with-build-sysroot): New option. Use it to set
5650 * configure: Regenerated.
5652 2005-07-25 Manfred Hollstein <mh@suse.com>
5654 * calls.c (store_one_arg): Fix unsigned comparison warning.
5656 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5659 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
5660 (ggc_print_statistics): Initialize variable before use.
5662 2005-07-25 Richard Guenther <rguenther@suse.de>
5664 * tree-dfa.c (mark_new_vars_to_rename): Protect against
5665 calling with a PHI_NODE argument.
5667 * tree-flow-inline.h (overlap_subvar): Protect against
5670 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
5672 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
5673 * configure: Regenerate.
5675 2005-07-25 Ira Rosen <irar@il.ibm.com>
5677 * expr.c (highest_pow2_factor): Make extern.
5678 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
5679 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5680 record_array_differ_p, array_ptr_differ_p): Likewise.
5681 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
5682 additional cases. Call the above functions.
5683 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
5684 base_object_differ_p when there are two base objects. Otherwise, compare
5685 base address and offset. Call may_alias_p.
5686 (dump_data_reference): Use a correct field name.
5687 (analyze_array): Make static. Initialize new data-ref fields.
5688 (analyze_indirect_ref): New function.
5689 (init_data_ref): Initialize new data-ref fields.
5690 (strip_conversion): Moved from tree-vect-analyze.c.
5691 (analyze_offset_expr, get_ptr_offset, address_analysis,
5692 object_analysis): Likewise.
5693 (analyze_offset): New function.
5694 (create_data_ref): Likewise.
5695 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
5696 dimensions for ARRAY_REFs only.
5697 (build_classic_dist_vector): Make static.
5698 (access_functions_are_affine_or_constant_p): Call macro to get the
5699 address of access functions.
5700 (compute_all_dependences): Add new parameter
5701 compute_self_and_read_read_dependences. Compute self and read-read
5702 dependences if it is true.
5703 (find_data_references_in_loop): Call create_data_ref. Initialize new
5705 (compute_data_dependences_for_loop): Add new parameter
5706 compute_self_and_read_read_dependences. Remove parameter nb_loops,
5707 compute nb_loops. Call compute_all_dependences,
5708 build_classic_dist_vector and build_classic_dir_vector with correct
5710 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
5711 with correct parameters. Compare dimensions for ARRAY_REFs only.
5712 (free_data_refs): Call macro to free access functions.
5713 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
5714 fields from stmt_vinfo.
5715 (struct base_object_info): New structure.
5716 (struct data_reference): Move fields to base_object_info. Add fields
5717 first_location and object_info for above structures. Move fields from
5718 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
5719 aligned_to. Add macros to access the new fields.
5720 Update functions declarations.
5721 * tree-flow.h (is_aliased_with): Declare.
5722 * tree-loop-linear.c (linear_transform_loops): Call
5723 compute_data_dependences_for_loop with correct parameters.
5724 * tree-ssa-alias.c (is_aliased_with): New function.
5725 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
5726 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
5727 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
5728 vect_base_addr_differ_p, compute_subscript_distance and
5729 build_classic_dist_vector. Add printings. Check absolute value of
5731 (vect_analyze_data_ref_dependences): Go through ddrs instead of
5733 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
5734 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
5735 to bytes. Add printing.
5736 (vect_compute_data_refs_alignment): Go through loads and stores in one
5738 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
5739 vect_analyze_data_ref_access): Likewise.
5740 (vect_analyze_pointer_ref_access): Remove.
5741 (vect_address_analysis, vect_object_analysis): Likewise.
5742 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
5743 and analyze data-refs in the loop.
5744 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
5745 fields of data-ref instead of stmt. Add init to the offset from the
5747 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
5748 (vect_update_init_of_dr): Likewise.
5749 (vect_update_inits_of_drs): Go through loads and stores in one loop.
5750 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
5752 (new_loop_vec_info): Initialize new fields.
5753 (destroy_loop_vec_info): Free new fields.
5754 (vect_strip_conversion): Remove.
5755 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
5756 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
5757 datarefs. Add new field ddrs.
5758 Add macros for the new fields access.
5759 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
5760 base_aligned_p, misalignment, memtag, ptr_info and subvars.
5761 Remove their macros.
5762 * tree.h (highest_pow2_factor): Declare.
5764 2005-07-25 Jakub Jelinek <jakub@redhat.com>
5766 * calls.c (store_one_arg): Check for sibling call MEM arguments
5767 from already clobbered incoming argument area.
5769 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5771 * c-common.c (check_missing_format_attribute): New.
5772 * c-common.h (check_missing_format_attribute): Likewise.
5773 * c-typeck.c (convert_for_assignment): Use it.
5775 2005-07-24 Andreas Schwab <schwab@suse.de>
5777 * config/m68k/m68k.md ("extendqidi2"): When source is an address
5778 register use a word move. Correct operand of ext.w in 68000 code.
5780 2005-07-23 Mark Mitchell <mark@codesourcery.com>
5782 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
5783 variables as declarations, rather than definitions.
5785 2005-07-24 Ira Rosen <irar@il.ibm.com>
5787 PR tree-optimization/22526
5788 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
5791 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5793 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
5794 that C99 reserve for future use. Use it to define clog10,
5795 clog10f and clog10l.
5797 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5799 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
5800 * configure.ac: Check for -Wmissing-format-attribute.
5802 * configure: Regenerate.
5804 2005-07-23 Richard Henderson <rth@redhat.com>
5806 PR tree-optimization/22623
5807 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
5809 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
5812 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
5814 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5816 * Makefile.in (C_TREE_H): Update dependencies.
5817 * c-tree.h: Include toplev.h.
5818 * diagnostic.h (diagnostic_set_info): Add format attribute.
5819 * rtl-error.c (diagnostic_for_asm): Likewise.
5821 2005-07-23 Chao-ying Fu <fu@mips.com>
5823 * config/mips/mips-dsp.md: New file.
5824 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
5825 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
5827 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
5828 MIPS_BUILTIN_BPOSGE32.
5829 (mips_expand_builtin_direct): Add one parameter to indicate that
5830 builtin functions need to return a value.
5831 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
5833 (mips_regno_to_class): Add classes for 12 new DSP registers.
5834 (mips_subword): Change to check four HI registers.
5835 (mips_output_move): Output move to and from 6 new DSP accumulators.
5836 (override_options): Make sure -mdsp and -mips16 are not used together.
5837 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
5839 (mips_conditional_register_usage): Disable 6 new DSP accumulators
5841 (print_operand): Add 'q' for printing DSP accumulators.
5842 (mips_cannot_change_mode_class): Check ACC_REGS.
5843 (mips_secondary_reload_class): Check ACC_REGS.
5844 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
5845 (mips_register_move_cost): Check ACC_REGS.
5846 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
5847 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
5848 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
5849 (dsp_bdesc): New array.
5850 (bdesc_arrays): Add DSP builtin function table.
5851 (mips_prepare_builtin_arg): Check predicate again after
5853 (mips_expand_builtin): Add one more parameter to
5854 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
5855 MIPS_BUILTIN_BPOSGE32.
5856 (mips_init_builtins): Initialize new function types.
5857 (mips_expand_builtin_direct): Check if builtin functions need to
5858 return a value and pass operands properly.
5859 (mips_expand_builtin_bposge): New function.
5860 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
5861 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
5862 (FIRST_PSEUDO_REGISTER): Increase to 188.
5863 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
5864 Update for 12 new DSP registers.
5865 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
5866 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
5867 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
5868 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
5869 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
5870 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
5871 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
5872 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
5873 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
5874 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
5875 (REGISTER_NAMES): Add names for 12 new DSP registers.
5876 * config/mips/mips.md: Include mips-dsp.md.
5877 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
5878 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
5879 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
5880 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
5881 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
5882 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
5883 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
5884 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
5885 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
5886 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
5887 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
5888 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
5889 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
5890 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
5891 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
5892 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
5893 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
5894 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
5895 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
5896 (UNSPEC_RDDSP): New constants.
5897 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
5898 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
5900 * config/mips/mips.opt (-mdsp): New option.
5901 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
5902 (reg_imm10_operand): New predicates.
5903 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
5904 * doc/invoke.texi (-mdsp): Document new option.
5906 2005-07-22 DJ Delorie <dj@redhat.com>
5908 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
5910 * tree-inline.c (inlinable_function_p): Likewise.
5912 2005-07-22 Mark Mitchell <mark@codesourcery.com>
5915 * toplev.c (check_global_declarations): Do not mark undefined
5916 variables as DECL_IGNORED_P.
5917 * varasm.c (first_global_object_name): GTY it.
5918 (weak_global_object_name): Likewise.
5919 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
5920 a string to go into {weak,first}_global_object_name.
5922 2005-07-22 DJ Delorie <dj@redhat.com>
5924 * c-format.c (check_function_format): Change warning control
5925 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
5927 2005-07-22 Diego Novillo <dnovillo@redhat.com>
5929 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
5930 &PTR->FLD a dereference of PTR.
5931 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
5932 a potential dereference of PTR.
5934 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
5936 PR rtl-optimization/20370
5937 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
5938 call allocate_reg_info if necessary.
5940 PR rtl-optimization/21848
5941 * calls.c (emit_library_call_value_1): For const functions, add
5942 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
5944 PR rtl-optimization/22445
5945 * cselib.c (target.h): Include.
5946 (rtx_equal_for_cselib_p): Allow commutative matches.
5947 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
5948 Remove MODE parameter. Changed all callers.
5950 PR rtl-optimization/22258
5951 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
5953 (try_combine): Use likely_spilled_retval_p.
5955 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
5957 * config.gcc: Add crx-elf support.
5959 * doc/contrib.texi: Mention crx.
5960 * doc/extend.texi: Document crx extensions.
5961 * doc/install.texi: Document crx install.
5962 * doc/invoke.texi: Document crx options.
5963 * doc/md.texi: Document crx constraints.
5965 * config/crx/crx-protos.h: New file.
5966 * config/crx/crx.c: New file.
5967 * config/crx/crx.h: New file.
5968 * config/crx/crx.md: New file.
5969 * config/crx/crx.opt: New file.
5970 * config/crx/t-crx: New file.
5972 2005-07-22 Manfred Hollstein <mh@suse.com>
5974 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
5976 (int_add_graph_edge): Likewise.
5977 (collapse_nodes): Likewise.
5978 (process_unification_queue): Likewise.
5980 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5981 Laurent GUERBY <laurent@guerby.net>
5983 PR tree-optimization/22336
5984 * function.c (record_block_change): Check for
5985 cfun->ib_boundaries_block.
5987 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
5989 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
5990 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
5992 2005-07-21 DJ Delorie <dj@redhat.com>
5994 * toplev.c (warn_deprecated_use): Add warning control to warning
5996 * c-typeck.c (parser_build_binary_op): Likewise.
5997 (c_finish_if_stmt): Likewise.
5998 * c-common.c (check_function_sentinel): Likewise.
5999 (check_nonnull_arg): Likewise.
6001 2005-07-21 Richard Henderson <rth@redhat.com>
6004 * tree-complex.c (complex_ssa_name_components): New.
6005 (cvc_lookup): Allow entry not found.
6006 (create_components): Remove.
6007 (create_one_component_var, get_component_var): New.
6008 (get_component_ssa_name, set_component_ssa_name): New.
6009 (extract_component): Use get_component_ssa_name.
6010 (update_complex_components): Use set_component_ssa_name.
6011 (update_complex_components_on_edge): Likewise.
6012 (update_phi_components): Create new PHI nodes directly, instead
6013 of adding insns to edges.
6014 (tree_lower_complex): Allocate and free complex_variable_components
6015 and complex_ssa_name_components here.
6017 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
6019 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
6020 revert to returning false.
6022 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6025 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
6027 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6030 * config/i386/i386.md (cmpxf): Change operand constraints
6031 to "nonmemory_operand".
6033 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6035 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
6037 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6040 * fold-const.c (fold_build1): Add checksum for the operands.
6041 (fold_build2): Likewise.
6042 (fold_build3): Likewise.
6044 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6047 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
6049 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6051 * common.opt (-fforward-propagate): Committed by mistake,
6054 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6056 * reg-stack.c: Fix comment typo(s).
6057 * tree-ssa-operands.c: Likewise.
6058 * tree-vectorizer: Likewise.
6060 2005-07-21 Nick Clifton <nickc@redhat.com>
6062 * config/sh/symbian.c: Replace C++ style line comments with C
6063 style line comments.
6064 (symbian_add_attribute): Do not use a ? operator on the LHS of
6066 (sh_symbian_handle_dll_attribute): Change the type of the
6067 method vector to "VEC(tree,gc)*" and use vector accessor
6068 macros to walk over the elements.
6069 (symbian_export_vtable_and_rtti_p): Likewise.
6070 (symbian_class_needs_attribute_p): Likewise.
6072 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6075 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
6076 initialize targetm.resolve_overloaded_builtin here.
6077 (altivec_expand_overloaded_builtin): Make it non-static.
6078 * config/rs6000/rs6000-protos.h
6079 (altivec_expand_overloaded_builtin): New prototype.
6080 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
6081 targetm.resolve_overloaded_builtin here.
6082 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
6084 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6085 Zdenek Dvorak <dvorakz@suse.cz>
6087 PR tree-optimization/19210
6088 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
6090 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
6091 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
6092 rely on unproven assumptions.
6093 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
6094 * tree-flow.h (number_of_iterations_exit): Add final parameter.
6095 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
6096 to number_of_iterations_exit.
6097 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
6098 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
6099 * tree-ssa-loop-niter.c (find_loop_niter,
6100 estimate_numbers_of_iterations_loop): Likewise.
6101 (number_of_iterations_exit): Honor the new options.
6102 * doc/invoke.texi (Wunsafe-loop-optimizations,
6103 funsafe-loop-optimizations): Document them.
6105 2005-07-21 Richard Sandiford <richard@codesourcery.com>
6107 PR rtl-optimization/22167
6108 * gcse.c (hoist_code): Fix hoist_exprs[] check.
6110 2005-07-20 Adam Nemet <anemet@lnxw.com>
6112 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
6113 __do_global_dtors_aux longcall.
6115 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
6117 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
6118 (old_special_pred_table): Don't reference
6119 SPECIAL_MODE_PREDICATES.
6120 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
6121 * config/arc/arc.h: Don't mention PREDICATE_CODES.
6122 * config/sh/predicates.h: Don't mention
6123 SPECIAL_MODE_PREDICATES.
6124 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
6127 2005-07-20 DJ Delorie <dj@redhat.com>
6129 * config.gcc: Add m32c-elf support.
6131 * doc/contrib.texi: Mention m32c.
6132 * doc/extend.texi: Document m32c extensions.
6133 * doc/install.texi: Mention m32c.
6134 * doc/invoke.texi: Document m32c options.
6135 * doc/md.texi: Document m32c constraints.
6137 * config/m32c/addsub.md: New file.
6138 * config/m32c/bitops.md: New file.
6139 * config/m32c/cond.md: New file.
6140 * config/m32c/jump.md: New file.
6141 * config/m32c/m32c-lib1.S: New file.
6142 * config/m32c/m32c-lib2.c: New file.
6143 * config/m32c/m32c-modes.def: New file.
6144 * config/m32c/m32c-pragma.c: New file.
6145 * config/m32c/m32c-protos.h: New file.
6146 * config/m32c/m32c.abi: New file.
6147 * config/m32c/m32c.c: New file.
6148 * config/m32c/m32c.h: New file.
6149 * config/m32c/m32c.md: New file.
6150 * config/m32c/m32c.opt: New file.
6151 * config/m32c/minmax.md: New file.
6152 * config/m32c/mov.md: New file.
6153 * config/m32c/muldiv.md: New file.
6154 * config/m32c/predicates.md: New file.
6155 * config/m32c/prologue.md: New file.
6156 * config/m32c/shift.md: New file.
6157 * config/m32c/t-m32c: New file.
6159 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6161 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
6162 (stack_protect_set, stack_protect_test): New expanders.
6163 (stack_protect_set_si, stack_protect_set_si_media,
6164 stack_protect_set_di_media, stack_protect_test_si,
6165 stack_protect_test_si_media, stack_protect_test_di_media):
6168 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
6170 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
6172 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
6174 * tree.h (tree_expr_nonzero_p): Export.
6175 * fold-const.c (tree_expr_nonzero_p): Likewise.
6176 Return true for CALL_EXPRs that are alloca calls.
6177 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
6179 * tree-flow.h (expr_computes_nonzero): Remove.
6180 * tree-vrp.c (expr_computes_nonzero): Remove.
6181 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
6182 (extract_range_from_unary_expr): Likewise.
6183 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
6184 tree_expr_nonzero_p.
6186 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
6188 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
6189 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
6190 extra arg "picreg" and use it instead of pic_offset_table_rtx.
6191 All callers changed.
6192 (frame_related_constant_load): New arg "related" which controls
6193 setting of RTX_FRAME_RELATED_P. All callers changed.
6194 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
6195 (bfin_expand_prologue): Add stack limit checking.
6196 * config/bfin/bfin.md (trapifcc): New pattern.
6198 * config/bfin/bfin.c: Include "langhooks.h".
6199 (def_builtin): Go through lang_hooks to call builtin_function.
6201 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
6202 * config/bfin/predicates.md (symbol_ref_operand): New.
6203 (call_insn_operand): Delete. All callers changed to use
6204 register_no_elim_operand.
6205 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
6207 (function_arg): Use it to generate the call's operand 2.
6208 (bfin_longcall_p): New function.
6209 (bfin_expand_call): Extra arg "cookie". All callers and declaration
6210 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
6211 determine if the address needs to be in a REG.
6212 (bfin_handle_longcall_attribute): New function.
6213 (bfin_attribute_table): Add "longcall" and "shortcall".
6214 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
6215 (CUMULATIVE_ARGS): New member call_cookie.
6216 (PREDICATE_CODES): Add symbol_ref_operand.
6217 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
6218 extra USE to the pattern.
6219 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
6220 New patterns, split off call_insn, sibcall_insn, call_value_insn and
6221 sibcall_value_insn; now the new patterns handle direct calls and the
6222 old ones indirect calls.
6223 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
6225 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6227 * doc/trouble.texi: Update section on handling of empty loops.
6229 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
6231 * config.gcc: Remove support for sparc-*-openbsd*,
6232 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
6234 * config.host: Remove support for i860-*-sysv4* as a host.
6235 * config/i860/*, config/ip2k/*, config/ns32k/*,
6236 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
6237 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
6238 mention obsolete ports.
6240 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6242 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
6244 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
6245 of frame_pointer_rtx.
6246 (sh_expand_epilogue): Likewise.
6247 (sh_set_return_address): Likewise.
6248 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
6249 instead of FRAME_POINTER_REGNUM if needed. Add elimination
6250 offsets from FRAME_POINTER_REGNUM.
6251 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
6252 (sh_register_names): Add initializer for sfp.
6253 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
6254 (VALID_REGISTER_P): Likewise.
6255 (FIRST_PSEUDO_REGISTER): Update.
6256 (DWARF_FRAME_REGISTERS): Define.
6257 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
6258 (HARD_FRAME_POINTER_REGNUM): Define.
6259 (FRAME_POINTER_REGNUM): Redefine.
6260 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
6261 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
6262 from FRAME_POINTER_REGNUM.
6263 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
6264 FRAME_POINTER_REGNUM.
6265 (REG_CLASS_CONTENTS): Add sfp.
6266 (REG_ALLOC_ORDER): Likewise.
6267 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
6268 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
6269 of frame_pointer_rtx.
6270 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6272 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
6274 * fold-const.c (tree_expr_nonnegative_p): Only return true for
6275 ABS_EXPR when flag_wrapv is false because of INT_MIN.
6276 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
6278 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
6281 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
6283 Make CONSTRUCTOR use VEC to store initializers.
6284 * c-common.c (complete_array_type): Update to cope with VEC in
6286 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
6287 (pp_c_constructor_elts): New function.
6288 * c-pretty-print.h (pp_c_constructor_elts): Declare.
6289 * c-typeck.c (build_function_call, build_c_cast, digest_init,
6290 struct constructor_stack, struct initializer_stack,
6291 constructor_elements, push_init_level, pop_init_level,
6292 add_pending_init, find_init_member, output_init_element): Update to
6293 cope with VEC in CONSTRUCTOR_ELTS.
6294 * coverage.c (build_fn_info_value, build_ctr_info_value,
6295 build_gcov_info): Likewise.
6296 * expr.c (categorize_ctor_elements_1, store_constructor,
6297 expand_expr_real_1): Likewise.
6298 * fold-const.c (fold_ternary): Likewise.
6299 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
6300 gimplify_init_constructor, gimplify_expr): Likewise.
6301 * tree-dump.c (dequeue_and_dump): Likewise.
6302 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
6304 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
6306 * tree-sra.c (generate_element_init_1): Likewise.
6307 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
6308 * tree-ssa-operands.c (get_expr_operands): Likewise.
6309 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
6310 * tree-vect-transform.c (vect_get_vec_def_for_operand):
6311 (get_initial_def_for_reduction): Likewise.
6312 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
6313 value handle in annotations.
6314 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
6315 tree_node_structure): Add support for constr_kind.
6316 (build_vector_from_ctor, build_constructor_single,
6317 build_constructor_from_list): New functions.
6318 (build_constructor): Update to take a VEC instead of a TREE_LIST.
6319 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
6320 Update to cope with VEC in CONSTRUCTOR_ELTS.
6321 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
6322 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
6323 CONSTRUCTOR_APPEND_ELT): New macros.
6324 (struct constructor_elt, struct tree_constructor): New data types.
6325 (union tree_node): Add tree_constructor field.
6326 * treestruct.def: Define TS_CONSTRUCTOR.
6327 * varasm.c (const_hash_1, compare_constant, copy_constant,
6328 compute_reloc_for_constant, output_addressed_constants,
6329 initializer_constant_valid_p, output_constant,
6330 array_size_for_constructor, output_constructor): Update to cope with
6331 VEC in CONSTRUCTOR_ELTS.
6332 * vec.h (VEC_empty, VEC_copy): New macros.
6334 2005-07-19 Devang Patel <dpatel@apple.com>
6336 * dbxout.c (dbxout_type): Check Objective-C++ lang.
6338 2005-07-19 Richard Henderson <rth@redhat.com>
6341 * gimplify.c (gimplify_expr): Use main variant type for the temp
6342 destination for a discarded volatile read.
6343 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
6344 casts between non-void types that change volatility.
6346 2005-07-15 DJ Delorie <dj@redhat.com>
6348 * toplev.h: Add comment about the first parameter for warning().
6349 * errors.h: Likewise.
6351 * c.opt (Wpragmas): New.
6352 * doc/invoke.texi: Document it.
6354 * function.c (do_warn_unused_parameter): Add warning control to
6356 * c-decl.c (warn_if_shadowing): Likewise.
6357 * c-lex.c (cb_def_pragma): Likewise.
6358 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
6359 (pop_alignment): Likewise.
6360 (handle_pragma_pack): Likewise.
6361 (apply_pragma_weak): Likewise.
6362 (handle_pragma_weak): Likewise.
6363 (handle_pragma_redefine_extname): Likewise.
6364 (add_to_renaming_pragma_list): Likewise.
6365 (handle_pragma_extern_prefix): Likewise.
6366 (maybe_apply_renaming_pragma): Likewise.
6367 (handle_pragma_visibility): Likewise.
6369 * config/c4x/c4x-c.c (BAD): Likewise.
6370 (c4x_parse_pragma): Likewise.
6371 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
6372 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
6373 (rs6000_pragma_longcall): Likewise.
6374 * config/v850/v850-c.c (pop_data_area): Likewise.
6375 (ghs_pragma_section): Likewise.
6376 (ghs_pragma_section): Likewise.
6377 (ghs_pragma_interrupt): Likewise.
6378 (ghs_pragma_starttda): Likewise.
6379 (ghs_pragma_startsda): Likewise.
6380 (ghs_pragma_startzda): Likewise.
6381 (ghs_pragma_endtda): Likewise.
6382 (ghs_pragma_endsda): Likewise.
6383 (ghs_pragma_endzda): Likewise.
6385 2005-07-19 Danny Berlin <dberlin@dberlin.org>
6386 Kenneth Zadeck <zadeck@naturalbridge.com>
6388 * Makefile.in: Removed tree-promote-statics.c
6389 * tree-promote-statics.c: Removed.
6390 * common.opt: Removed flag-promote-statics.
6392 * passes.c: Removed tree-promote-statics pass.
6393 * tree-pass.h: Ditto.
6394 * timevar.def: Removed TV_PROMOTE_STATICS.
6397 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
6399 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
6401 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
6403 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6406 * c-common.c (check_function_arguments): Call
6407 'check_function_format' if either -Wformat or
6408 -Wmissing-format-attribute are specified.
6409 * c-format.c (check_function_format): Check -Wformat before
6410 calling 'check_format_info'.
6411 * c-opts.c (c_common_post_options): Don't warn for
6412 -Wmissing-format-attribute without -Wformat.
6413 * c-typeck.c (convert_for_assignment): Detect additional cases for
6414 -Wmissing-format-attribute.
6415 * doc/invoke.texi (-Wmissing-format-attribute): Document new
6418 2005-07-19 Richard Guenther <rguenther@suse.de>
6420 * config/i386/i386.md (lrint<mode>2): Use temporary
6421 instead of clobbering non-existent memory.
6423 2005-07-19 Nick Clifton <nickc@redhat.com>
6425 * config/avr/avr.c (legitimate_address_p): Fix debugging print
6426 statement to avoid displaying ASCII control characters.
6428 2005-07-19 Ben Elliston <bje@au.ibm.com>
6430 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
6431 * cfganal.c (find_edge_index): Ditto.
6432 * combine.c (combine_instructions): Ditto.
6433 * ddg.c (create_scc): Ditto.
6434 (find_successors): Ditto.
6435 (find_predecessors): Ditto.
6436 (find_nodes_on_paths): Ditto.
6437 (longest_simple_path): Ditto.
6438 * flow.c (update_life_info): Ditto.
6439 (count_or_remove_death_notes): Ditto.
6440 (clear_log_links): Ditto.
6441 * modulo-sched.c (generate_reg_moves): Ditto.
6442 (find_max_asap): Ditto.
6443 (find_max_hv_min_mob): Ditto.
6444 (find_max_dv_min_mob): Ditto.
6445 * sbitmap.c (sbitmap_first_set_bit): Ditto.
6446 * sched-rgn.c (extract_edgelst): Ditto.
6447 * tree-into-ssa.c (prepare_names_to_update): Ditto.
6448 (dump_update_ssa): Ditto.
6449 (ssa_names_to_replace) Ditto.
6450 (switch_virtuals_to_full_rewrite): Ditto.
6451 (update_ssa): Ditto.
6452 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6454 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
6456 Fix PR tree-optimization/22483
6458 * tree-complex.c (create_components): Use
6459 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
6460 * tree-flow-inline.h (fill_referenced_var_vec): New function.
6461 * tree-flow.h (safe_referenced_var_iterator): New structure.
6462 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
6463 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
6464 safe_referenced_var iterator.
6465 (add_type_alias): Ditto.
6467 2005-07-19 Steven Bosscher <stevenb@suse.de>
6469 * loop-init.c (rest_of_handle_loop2): Remove.
6470 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
6471 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
6472 (pass_rtl_loop_init, pass_rtl_loop_done,
6473 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
6474 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
6475 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
6476 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
6477 pass_tree_loop_done, and pass_tree_unswitch.
6478 (gate_loop): Rename to gate_tree_loop.
6479 * passes.c (init_optimization_passes): Update for renamed tree
6480 loop passes. Add the new loop2 passes as subpasses of loop2.
6481 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
6482 Update for the renamed tree loop passes.
6484 2005-07-18 Ian Lance Taylor <ian@airs.com>
6487 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
6488 blocks when optimizing.
6490 2005-07-18 Steve Ellcey <sje@cup.hp.com>
6492 * common.opt (frename-registers): Initialize to 2.
6494 (fgcse-after-reload): Ditto.
6495 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
6496 (process_options): Only change flag_web, flag_rename_registers,
6497 and flag_rerun_cse_after_loop if not explicitly set by user.
6499 2005-07-18 Jan Beulich <jbeulich@novell.com>
6501 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
6502 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
6503 in 64-bit mode the same as DImode in 32-bit mode.
6504 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
6505 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
6506 mode. Add new mode parameter.
6507 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
6508 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
6509 x86_64_shift_adj): New expanders.
6510 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
6511 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
6513 Respective new splitters. Use renamed shift splitter helpers in 32-bit
6514 DImode shift splitters.
6515 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
6516 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
6519 2005-07-18 Jan Beulich <jbeulich@novell.com>
6521 * i386.md (movdi_extzv_1): New.
6522 (zero_extendhidi2): Combine alternatives and never force use of
6524 (zero_extendqidi2): Likewise. Don't restrict input selection.
6526 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6528 Fix PR tree-optimization/22531
6529 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
6532 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6534 * tree-promote-statics.c (pass_promote_statics): Change dump file
6537 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6539 * tree-optimize.c (init_tree_optimization_passes): Add
6540 pass_eliminate_useless_stores pass.
6541 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
6542 * tree-ssa-pre.c (is_copy_stmt): New function.
6543 (follow_copies_till_vuse): Ditto.
6544 (do_eustores): Ditto.
6545 (gate_eustores): Ditto.
6547 2005-07-16 Richard Henderson <rth@redhat.com>
6549 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
6551 2005-07-16 Danny Berlin <dberlin@dberlin.org>
6552 Kenneth Zadeck <zadeck@naturalbridge.com>
6554 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
6555 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
6556 ipa-type-escape.h, tree-promote-statics.c
6557 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
6558 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
6559 tree-promote-statics.c: new files.
6560 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
6561 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
6562 int nonlocal_set_p, mark_constant_function): Deleted.
6563 (rest_of_handle_cfg): Removed call to mark_constant_function.
6564 (nonoverlapping_component_refs_p): Added calls to support
6565 type based aliasing.
6566 * tree-ssa-alias.c (may_alias_p,
6567 compute_flow_insensitive_aliasing): Ditto.
6568 * calls.c (flags_from_decl_or_type): Removed reference to
6570 * c-typeck.c (convert_arguments): Make builtins tolerant of having
6571 too many arguments. This is necessary for Spec 2000.
6572 * cgraph.h (const_function, pure_function): Removed.
6573 * common.opt: Added "fipa-pure-const", "fipa-reference",
6574 "fipa-type-escape", and "ftree-promote-static".
6576 * passes.c: Added ipa and tree-promote-statics passes.
6577 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
6578 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
6579 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
6580 * tree-flow.h: Added exposed sra calls and addition of
6581 reference_vars_info field for FUNCTION_DECLS.
6582 * tree-pass.h: Added passes.
6583 * tree-sra.c: (sra_init_cache): New function.
6584 (sra_insert_before, sra_insert_after) Made public.
6585 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
6587 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
6588 aliasing. (may_alias_p): Added code to use type escape analysis to
6590 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
6591 code to prune clobbers of static variables based on information
6592 produced in ipa-reference pass. Changed call clobbering so that
6593 statics are not marked as clobbered if the call does not clobber
6596 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
6598 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
6601 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6603 * doc/install.texi (*-*-solaris2*): Document recommended version
6604 of GNU binutils and mention GNU linker problem on Solaris 10.
6606 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
6609 * c-decl.c (c_build_bitfield_integer_type): New function.
6610 (finish_struct): Call it.
6611 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
6613 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6615 * c-typeck.c (digest_init): Call 'convert_for_assignment'
6618 2005-07-16 Jan Hubicka <jh@suse.cz>
6620 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
6621 (scale_bbs_frequencies_int): Watch roundoff errors.
6622 * predict.c (return_prediction): Initialize return_stmt.
6624 2005-07-16 Jan Hubicka <jh@suse.cz>
6626 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
6627 after RTL profiling.
6629 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
6632 * fold-const.c (build_range_check): Convert high/low to etype
6633 if we are only comparing against exp.
6635 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
6637 Fix PR tree-optimization/22376
6638 * tree-ssa-structalias.c (build_constraint_graph): We really meant
6640 (need_to_solve): New function.
6641 (compute_points_to_sets): Use it.
6643 2005-07-15 Jan Hubicka <jh@suse.cz>
6645 * cfg.c (update_bb_profile_for_threading): More diagnostic.
6646 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
6648 2005-07-15 Richard Guenther <rguenther@suse.de>
6650 * c-common.c (handle_flatten_attribute): New function.
6651 Add flatten function attribute.
6652 * doc/extend.texi: Document flatten function attribute.
6653 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
6654 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
6656 (cgraph_decide_inlining): Handle functions with flatten
6659 2005-07-14 David Edelsohn <edelsohn@gnu.org>
6661 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
6662 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
6663 UNSPEC_XCHG, UNSPEC_AND): New.
6664 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
6665 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
6666 * config/rs6000/sync.md (FETCHOP): New code macro.
6667 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
6669 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
6670 (sync_compare_and_swap<mode>): Same.
6671 (sync_lock_test_and_set<mode>): Same.
6672 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
6673 for QImode and HImode, and not PPC405.
6674 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
6675 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
6676 (sync_<fetchop>{si,di}_internal): New.
6677 (sync_nand{si,di}_internal): New.
6678 (sync_old_<fetchop>{si,di}_internal): New.
6679 (sync_old_nand{si,di}_internal): New
6680 (sync_new_<fetchop>{si,di}_internal): New.
6681 (sync_new_nand{si,di}_internal): New.
6682 (atomic_and{si,di}): New.
6683 (sync_new_nand{si,di}_internal): New.
6684 (atomic_and{si,di}): New.
6685 (sync_add<mode>_internal): Delete.
6686 (sync_addshort_internal): Use unspec instead of unspec_volatile.
6687 (sync_sub<mode>_internal): Delte.
6688 (sync_subshort_internal): New.
6689 (sync_andsi_internal): Use unspec instead of unspec_volatile.
6690 (sync_anddi_internal): Delete.
6691 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
6692 (sync_booldi_internal): Delete.
6693 (sync_boolc<mode>_internal): Delete.
6694 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
6695 (sync_boolc<mode>_internal2): Delete.
6696 (sync_boolcc<mode>_internal): Delete.
6697 (isync, lwsync): Use unspec instead of unspec_volatile.
6698 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
6699 Revert UNSPEC_VOLATILE.
6700 (rs6000_split_atomic_op): New.
6701 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
6703 2005-07-14 Eric Christopher <echristo@redhat.com>
6705 * config/mips/mips.c (mips_canonicalize_comparison): Cast
6706 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
6708 2005-07-14 Eric Christopher <echristo@redhat.com>
6710 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
6712 2005-07-14 Steven Bosscher <stevenb@suse.de>
6714 PR tree-optimization/22230
6715 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
6716 the computation of the four cross productions for "range op range".
6718 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
6719 Ulrich Weigand <uweigand@de.ibm.com>
6722 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
6725 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
6727 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
6729 2005-07-14 Steve Ellcey <sje@cup.hp.com>
6731 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
6733 2005-07-14 Richard Guenther <rguenther@suse.de>
6736 * config/i386/i386-protos.h (ix86_function_value): Change
6737 prototype to match new target hook.
6738 * config/i386/i386.c (ix86_value_regno): Change prototype
6739 to take extra type argument.
6740 (TARGET_FUNCTION_VALUE): Define.
6741 (ix86_function_ok_for_sibcall): Pass extra argument to
6742 ix86_value_regno, check return slot rtx for exact match.
6743 (ix86_function_value): Take extra parameter. Dispatch to
6744 ix86_value_regno with fndecl/fntype as provided.
6745 (ix86_value_regno): Handle extra type argument.
6746 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
6748 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
6749 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
6750 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
6751 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
6752 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
6754 2005-07-14 Richard Guenther <rguenther@suse.de>
6756 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
6757 * calls.c (expand_call): Pass fntype to hard_function_value.
6758 (emit_library_call_value_1): Likewise.
6759 * explow.c: Include target.h.
6760 (hard_function_value): Take extra argument, the fntype.
6761 Use new target hook for function_value.
6762 * expr.h (hard_function_value): Change prototype.
6763 * function.c (aggregate_value_p): Pass 0 as fntype to
6764 hard_function_value.
6765 (assign_parms): Use new target hook for function_value.
6766 Pass 0 as fntype to hard_function_value.
6767 (expand_function_end): Likewise.
6768 * reg-stack.c: Include target.h.
6769 (stack_result): Use new target hook for function_value.
6770 * target-def.h: New target hook function_value.
6771 * target.h: Likewise.
6772 * targhooks.c (default_function_value): New function.
6773 * targhooks.h (default_function_value): Declare.
6775 2005-07-13 Ian Lance Taylor <ian@airs.com>
6777 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
6779 2005-07-14 Jan Hubicka <jh@suse.cz>
6781 * tree-dfa.c (dump_variable): Use default_def function.
6782 * tree-ssa-alias.c (dump_points_to_info): Likewise.
6783 * tree-ssa.c (verify_use): Likewise.
6784 * tree-ssanames.c (release_ssa_name): Likewise.
6785 * tree-tailcall.c (eliminate_tail_call): Likewise.
6786 (tree_optimize_tail_calls_1): Likewise.
6787 * tree-vrp.c (get_value_range): Likewise.
6789 2005-07-14 Ben Elliston <bje@au.ibm.com>
6791 * gcc.c (main): Compare language[0] with '*' when iterating over
6794 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6796 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
6797 "s390_emit_compare". Add handling of CCZ1mode.
6798 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
6799 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
6801 (s390_branch_condition_mask): Add CCZ1mode handling.
6802 * config/s390/s390.md: ("seq", "*seq"): New pattern.
6803 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
6804 Use CCZ1mode instead of CCZmode.
6805 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
6807 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6809 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
6811 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
6813 2005-07-13 Eric Christopher <echristo@redhat.com>
6815 * config/mips/mips.c (mips_canonicalize_comparison): New.
6816 (mips_emit_int_relational): Use.
6818 2005-07-13 Eric Christopher <echristo@redhat.com>
6820 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6822 * config/s390/s390.md: Include tpf.md. Move tpf specific
6824 * config/s390/tpf.md: To here.
6825 * config/s390/s390.opt: Move tpf specific options...
6826 * config/s390/tpf.opt: to here. Add mmain option.
6827 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6828 * config/s390/tpf.h: Rewrite.
6830 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6832 * doc/tm.texi: Remove @xref{Cross-profiling}.
6834 2005-07-13 Jeff Law <law@redhat.com>
6836 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
6837 expressions, test their _DECL operands for pointer equality rather
6838 than using operand_equal_p.
6840 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6842 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
6843 (TARGET_POSIX_IO): This.
6844 * config/darwin.h: Likewise.
6845 * config/freebsd.h: Likewise.
6846 * config/linux.h: Likewise.
6847 * config/lynx.h: Likewise.
6848 * config/netbsd.h: Likewise.
6849 * config/rs6000/linux64.h: Likewise.
6850 * config/rs6000/linux.h: Likewise.
6851 * config/s390/tpf.h: Likewise.
6852 * config/sh/embed-elf.h: Likewise.
6853 * config/sparc/linux64.h: Likewise.
6854 * config/sparc/linux.h: Likewise.
6855 * config/svr4.h: Likewise.
6856 * gcov-io.h: Likewise.
6858 * doc/tm.texi: Updated.
6860 * libgcov.c (create_file_directory): Defined only if
6861 TARGET_POSIX_IO is defined.
6862 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
6865 2005-07-13 Jan Hubicka <jh@suse.cz>
6867 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
6869 2005-07-13 David Edelsohn <edelsohn@gnu.org>
6871 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
6872 structure as argument.
6874 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
6876 PR tree-optimization/21921
6877 * tree-iterator.c (tsi_link_before): Support the case when
6878 tsi_end_p (tsi) == true.
6880 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6882 PR tree-optimization/22442
6883 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
6886 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6888 PR rtl-optimization/20376
6889 * toplev.c (process_options): Enable -fweb and -frename-registers when
6891 * doc/invoke.texi: Update the information about when -fweb and
6892 -frename-registers are enabled.
6894 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6897 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
6898 if *rhs_p is not a SSA_NAME.
6900 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
6902 Fix PR tree-optimization/22422
6903 * tree-ssa-structalias.c (struct variable_info): Add flag for
6905 (get_varinfo): Now a static function.
6906 (new_varinfo): init has_union and is_special_var to false.
6907 (solution_set_add): Check has_union.
6908 (do_da_constraint): Move temporary variable so it gets reset
6910 Also check for special variable.
6911 (do_ds_constraint): Ditto.
6912 (do_sd_constraint): Ditto.
6913 (do_structure_copy): Check for special variable.
6914 (find_func_aliases): Ditto.
6915 (init_base_vars): Set special vars properly.
6917 2005-07-13 Jan Hubicka <jh@suse.cz>
6919 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
6922 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
6923 (get_expr_operands): Fix thinko wrt flags and subvars.
6925 PR tree-optimize/22379
6926 * tree-inline.c (expand_call_inline): Do not output sorry in early
6929 2005-07-12 Dale Johannesen <dalej@apple.com>
6931 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
6933 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6936 * host-linux.h: Include limits.h.
6938 2005-07-12 Dale Johannesen <dalej@apple.com>
6940 * expr.c (compress_float_constant): Add cost check.
6941 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
6943 2005-07-12 Dale Johannesen <dalej@apple.com>
6945 * gcc.target/i386/compress-float-sse.c: New.
6946 * gcc.target/i386/compress-float-sse-pic.c: New.
6947 * gcc.target/i386/compress-float-387.c: New.
6948 * gcc.target/i386/compress-float-387-pic.c: New.
6949 * gcc.dg/compress-float-ppc.c: New.
6950 * gcc.dg/compress-float-ppc-pic.c: New.
6952 2005-07-12 Eric Christopher <echristo@redhat.com>
6954 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6956 * config/s390/s390.md: Include tpf.md. Move tpf specific
6958 * config/s390/tpf.md: To here.
6959 * config/s390/s390.opt: Move tpf specific options...
6960 * config/s390/tpf.opt: to here. Add mmain option.
6961 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6962 * config/s390/tpf.h: Rewrite.
6964 2005-07-12 Eric Christopher <echristo@redhat.com>
6966 * gcc.c (struct infile): Update comment for language.
6967 (main): Rewrite input file resetting code.
6969 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6972 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
6973 requiring a cast in a non RHS of modify_expr. Add a cast when required.
6974 (lookup_avail_expr): Use constant_boolean_node instead
6975 of boolean_false_node/boolean_true_node.
6977 2005-07-12 Ben Elliston <bje@au.ibm.com>
6979 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
6980 and use it when printing num_edges.
6982 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
6984 * doc/extend.texi (Blackfin Built-in Functions): New section.
6985 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
6988 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
6990 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
6991 s/cmpstrsi/cmpstrnsi
6992 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
6994 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
6995 (init_optabs): Initialize cmpstrn_optab.
6996 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
6997 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
6998 * expr.c: (enum insn_code cmpstrn_optab): Declare.
6999 * config/i386/i386.md: s/cmpstr/cmpstrn
7000 * config/c4x/c4x.md: s/cmpstr/cmpstrn
7001 * doc/md.texi: Update documentation.
7003 2005-07-11 Richard Henderson <rth@redhat.com>
7005 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
7006 build_va_arg_indirect_ref.
7007 (alpha_gimplify_va_arg): Likewise.
7008 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
7009 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
7010 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
7011 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
7012 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
7013 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
7015 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
7017 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7019 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
7020 * passes.c (init_optimization_passes): Add pass_empty_loop.
7021 * tree-pass.h (pass_empty_loop): Declare.
7022 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
7023 try_remove_empty_loop, remove_empty_loops): New functions.
7024 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
7025 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
7027 2005-07-12 Peter Barada <peter@the-baradas.com>
7031 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
7032 in address registers.
7033 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
7034 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
7035 alternative of addsi3_5200.
7037 2005-07-11 Ian Lance Taylor <ian@airs.com>
7039 * config/mips/mips.md (ffs<mode>2): Remove.
7041 2005-07-11 Ian Lance Taylor <ian@airs.com>
7043 * doc/tree-ssa.texi (Cleanups): Improve description of
7045 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
7047 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7049 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
7050 * tree.h (DECL_ARGUMENT_FLD): New macro.
7052 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7054 Fix PR tree-optimization/22404
7056 * tree-ssa-structalias.c (create_variable_info_for): Use
7059 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
7061 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
7062 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
7063 for second comparison operand.
7064 * config/bfin/predicates.md (reg_or_const_int_operand): New.
7066 * config/bfin/bfin.md (define_attr "type"): Add "sync".
7067 (define_insn_reservation "alu"): Likewise.
7068 (csync, ssync): Now of type sync.
7069 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
7070 -mcsync-anomaly -mspecld-anomaly.
7071 * config/bfin/bfin.opt (mcsync): Remove.
7072 (mcsync-anomaly, mspecld-anomaly): Add.
7073 * config/bfin/bfin.c: Include "insn-codes.h".
7074 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
7075 (TARGET_DEFAULT_TARGET_FLAGS): New.
7076 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
7078 2005-07-11 Steven Bosscher <stevenb@suse.de>
7080 * basic-block.h: Give the BB flags enum a name, bb_flags.
7081 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
7082 * cfgcleanup.c (enum bb_flags): Remove here.
7083 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
7084 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
7085 (update_forwarder_flag): Likewise.
7086 (thread_jump): Likewise.
7087 (try_forward_edges): Likewise.
7088 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
7089 forwarder flags. Don't clear bb->aux for all basic blocks. Only
7090 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
7092 2005-07-11 Richard Guenther <rguenther@suse.de>
7094 * config/i386/i386.opt: New target option -msseregparm.
7095 * config/i386/i386.c (override_options): Error out for
7096 -msseregparm but no SSE support.
7097 (ix86_function_sseregparm): Check for global sseregparm.
7098 * doc/invoke.texi: Document -msseregparm.
7100 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7102 * config.gcc (m32r-*-linux*): Use the default extra_parts.
7103 (m32rle-*-linux*): Ditto.
7105 2005-07-11 Jakub Jelinek <jakub@redhat.com>
7107 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
7108 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
7111 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7115 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
7116 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
7118 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
7120 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
7121 (varmap): Heapify varmap.
7122 (constraints): Heapify constraints.
7123 (struct constraint_graph): Heapify succs and preds.
7124 (constraint_vec_find): Update for heapification.
7125 (constraint_set_union): Ditto.
7126 (insert_into_complex): Ditto.
7127 (constraint_edge_vec_find): Ditto.
7128 (erase_graph_self_edge): Ditto.
7129 (add_graph_edge): Ditto.
7130 (get_graph_weights): Ditto.
7131 (merge_graph_nodes): Ditto.
7132 (build_constraint_graph): Ditto.
7133 (topo_visit): Ditto.
7134 (solve_graph): Ditto.
7135 (create_variable_info_for): Ditto.
7136 (init_base_vars): Ditto.
7137 (delete_points_to_sets): Free graph, varmap, and complex constraints.
7138 (condese_varmap_nodes): Free complex vector.
7139 (clear_edges_for_node): Clear succs and preds vector.
7141 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7143 * tree-ssa-structalias.c (update_alias_info): Change counting of
7144 references to not include vdefs.
7146 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7148 * tree-ssa-alias.c (free_used_part_map): Add missing free.
7151 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7153 * pa.c (pa_commutative_p): Make PLUS commutative when
7154 TARGET_NO_SPACE_REGS is true.
7156 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7158 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
7159 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
7160 * tree-dfa.c (dump_subvars_for): New.
7161 (debug_subvars_for): New.
7162 (dump_variable): Show subvariables if VAR has them.
7163 * tree-flow-inline.h (get_subvar_at): New.
7164 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
7165 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
7167 (struct subvar): Change fields offset and size to unsigned
7169 (dump_subvars_for): Declare.
7170 (debug_subvars_for): Declare.
7171 (get_subvar_at): Declare.
7172 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
7173 to unsigned HOST_WIDE_INT *.
7174 (overlap_subvar): Likewise.
7175 * tree-gimple.c (is_gimple_reg): Always return false for
7176 SFTs and memory tags.
7177 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
7179 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
7180 (compute_may_aliases): Call compute_points_to_sets.
7181 (collect_points_to_info_for): Remove.
7182 (compute_points_to_and_addr_escape): Remove.
7183 (delete_alias_info): Call delete_points_to_sets.
7184 (compute_flow_sensitive_aliasing): If the call to
7185 find_what_p_points_to returns false, call set_pt_anything.
7186 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
7187 (set_pt_anything): Clear pi->pt_vars.
7188 (set_pt_malloc): Remove.
7189 (merge_pointed_to_info): Remove.
7190 (add_pointed_to_expr): Remove.
7191 (add_pointed_to_var): Remove.
7192 (collect_points_to_info_r): Remove.
7193 (is_escape_site): Make extern.
7195 (create_overlap_variables_for): Call it.
7196 * tree-ssa-copy.c (merge_alias_info): Never merge
7197 flow-sensitive alias information.
7198 * tree-ssa-operands.c (get_expr_operands): Adjust variables
7199 offset and size to be unsigned HOST_WIDE_INT.
7200 (add_to_addressable_set): Rename from note_addressable.
7201 Set TREE_ADDRESSABLE as the variables are added to the set.
7203 (add_stmt_operand): Do not try to micro-optimize unmodifiable
7204 operands into VUSEs when adding V_MAY_DEFs for members in an
7206 * tree-ssa-operands.h (add_to_addressable_set): Declare.
7207 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
7208 (struct variable_info): Add bitfield is_heap_var.
7209 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
7210 (new_var_info): Initialize is_heap_var.
7211 (get_constraint_for): Add HEAP variables to the symbol table.
7212 Mark them with is_heap_var.
7213 (update_alias_info): New. Taken mostly from the old
7214 compute_points_to_and_addr_escape.
7215 (handle_ptr_arith): New.
7216 (find_func_aliases): Call update_alias_info.
7217 Call handle_ptr_info for tcc_binary expressions.
7218 Call mark_stmt_modified.
7219 (create_variable_info_for): If DECL has subvars, do not create
7220 variables for its subvars. Always add all the fields.
7221 (set_uids_in_ptset): If the solution includes ANYOFFSET and
7222 SFTs, then add all the SFTs of the structure.
7223 If VI->DECL is an aggregate with subvariables, add the SFT at
7225 (find_what_p_points_to): If VI is an artificial variable,
7226 translate to bitfields in SSA_NAME_PTR_INFO.
7227 If the solution is empty, set pi->pt_vars to NULL
7228 (init_base_vars): Create ANYOFFSET.
7229 (compute_points_to_sets): Rename from create_alias_vars.
7231 (pass_build_pta): Remove.
7232 (delete_points_to_sets): Rename from delete_alias_vars.
7233 (pass_del_pta): Remove.
7234 * tree-ssa-structalias.h (struct alias_info): Move from
7236 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
7237 NUM_REFERENCES_SET): Likewise.
7238 (compute_points_to_sets, delete_points_to_sets): Declare.
7240 2005-07-09 Richard Henderson <rth@redhat.com>
7242 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
7243 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
7244 alpha_split_lock_test_and_set_12): New functions.
7245 * config/alpha/alpha-protos.h: Update.
7246 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
7247 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
7248 * config/alpha/sync.md (I12MODE): New.
7249 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
7250 (sync_<fetchop_name><I48MODE>): Likewise.
7251 (sync_nand<I48MODE>): Likewise.
7252 (sync_old_<fetchop_name><I48MODE>): Likewise.
7253 (sync_new_<fetchop_name><I48MODE>): Likewise.
7254 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
7255 (sync_compare_and_swap<I48MODE>): Likewise.
7256 (sync_lock_test_and_set<I48MODE>): Likewise.
7257 (sync_compare_and_swap<I12MODE>): New.
7258 (sync_compare_and_swap<I12MODE>_1): New.
7259 (sync_lock_test_and_set<I12MODE>): New.
7260 (sync_lock_test_and_set<I12MODE>_1): New.
7262 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7266 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
7268 2005-07-09 Jakub Jelinek <jakub@redhat.com>
7270 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
7271 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
7273 2005-07-09 Richard SAndiford <richard@codesourcery.com>
7276 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7278 2005-07-08 David Edelsohn <edelsohn@gnu.org>
7280 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
7281 memory_operand constraint.
7282 (store_conditional_<mode>): Same.
7283 (sync_compare_and_swap<mode>): Same.
7284 (sync_lock_test_and_set<mode>): Same.
7286 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
7288 Rewrite PIC support to more closely model actual instructions.
7289 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
7290 (cris_symbol): Remove prototypes for removed functions.
7291 (cris_pic_symbol_type_of, cris_valid_pic_const)
7292 (cris_expand_pic_call_address): Prototypes for new functions.
7293 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
7295 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
7297 <case ':'>: Add case for new punctuation character.
7298 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
7299 emitting (extra) PIC modifier.
7300 <case UNSPEC>: Do not assert for PLT.
7301 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
7302 (cris_expand_prologue, cris_expand_epilogue): Check
7303 for pic_offset_table_rtx usage instead of taking
7304 current_function_uses_pic_offset_table as the final word.
7305 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
7306 Remove flag_pic difference.
7307 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
7308 the moral equivalents of...
7309 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
7311 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
7312 (cris_handle_option): Mark ARG as unused.
7313 (cris_expand_pic_call_address): New worker function for "call",
7315 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
7316 output PIC constructs here.
7317 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
7318 as symbol-specific modifers, not whole or part of operands.
7319 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
7320 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
7321 constants and flag_pic.
7322 (CONSTANT_INDEX_P): Adjust for new functions.
7323 (enum cris_pic_symbol_type): New helper type.
7324 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
7325 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
7326 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
7328 ("movsi"): Emit actual instructions for GOT and relative access.
7329 ("*movsi_got_load"): New pattern to set up the register holding
7331 ("*movsi_internal"): Operand 1 is not a plain general_operand.
7332 Adjust FIXME for 'S'.
7333 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
7334 Use "movs" for -fpic cases.
7335 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
7336 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
7337 ("call", "call_value"): Just call cris_expand_pic_call_address for
7339 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
7340 Remove special pattern.
7341 ("*expanded_call_side", "*expanded_call_value_side"): New
7343 (gotplt-to-plt, gotplt-to-plt-side-call)
7344 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
7346 * config/cris/cris/predicates.md
7347 ("cris_general_operand_or_gotless_symbol"): Remove unused
7349 ("cris_general_operand_or_symbol"): Adjust for new functions.
7351 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7353 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
7355 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
7357 * Makefile.in (TREE_H): Add treestruct.def.
7358 (c-decl.o): Add pointer-set.h
7359 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
7360 visibility on regular DECL's.
7361 (merge_decls): Fix the copying of decl nodes of various types for
7362 the new structures. Don't update RTL, section name, weak status,
7363 etc, on DECL's without RTL.
7364 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
7365 Don't check volatile on non-variable types.
7366 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
7367 to check whether we have seen arguments.
7368 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
7369 flag is checked before field (flag is common, field is not).
7370 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
7371 TS_DECL_COMMON could have an origin.
7372 (add_location_or_const_value_attribute): Don't check section name
7373 on non-var/function decls.
7374 (dwarf2out_var_location): Reverse order of tests.
7375 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
7376 with DECL_WRTL_CHECK.
7377 * expmed.c (make_tree): rtl is now in decl_with_rtl.
7378 * fold-const.c (fold_binary): Don't check weakness on
7379 non-var/function decls.
7380 (tree_expr_nonzero_p): Ditto.
7381 (fold_checksum_tree): Use tree_decl_extra as sizeof
7383 * ggc-page.c (extra_order_size_table): Add sizes for
7384 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
7386 * gimplify.c (gimplify_bind_expr): Only set
7387 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
7388 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
7390 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
7391 * langhooks.h (init_ts). New langhook.
7392 * passes.c (rest_of_decl_compilation): Reverse order of tests.
7393 * print-tree.c (print_node): Update to only print fields that
7394 exist in the structures the passed decl has.
7395 * toplev.c (wrapup_global_declarations): Don't reset
7396 DECL_DEFER_OUTPUT on DECL's that don't contain it.
7397 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
7398 * tree-inline.c (remap_decl): Ditto.
7399 * tree-outof-ssa.c (create_temp): Reverse order of tests.
7400 * tree-pretty-print.c (print_declaration): Don't print
7401 DECL_REGISTER on things that don't contain it.
7402 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
7403 non-var/function decls.
7404 * tree.c (tree_contains_struct): New structure.
7405 (init_priority_for_decl): New hashtable.
7406 (tree_int_map): New structure.
7407 (tree_int_map_eq): New function.
7408 (tree_int_map_marked_p): Ditto.
7409 (tree_int_map_hash): Ditto.
7410 (tree_map): Move to tree.h.
7411 (tree_map_eq): Externalize.
7412 (tree_map_hash): Ditto.
7413 (tree_map_marked_p): Ditto.
7414 (init_ttree): Set up tree_contains_struct and call langhook.
7415 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
7416 (tree_code_size): Update for new structures.
7417 (tree_node_structure): Update for new structures.
7418 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
7420 (copy_node_stat): Copy init priority.
7421 (build_decl_stat): Ditto for visibility.
7422 (ts_enum_names): New.
7423 (tree_contains_struct_check_failed): New function.
7424 (decl_init_priority_lookup): Ditto.
7425 (decl_init_priority_insert): Ditto.
7426 * treestruct.def: New file.
7427 * tree.h (CODE_CONTAINS_STRUCT): New macro.
7428 (CONTAINS_STRUCT_CHECK): Ditto.
7429 (tree_contains_struct_check_failed): New prototype.
7430 (DECL_CHECK): Removed.
7431 (DECL_MINIMAL_CHECK): New.
7432 (DECL_COMMON_CHECK): Ditto.
7433 (DECL_WRTL_CHECK): Ditto.
7434 (DECL_NON_COMMON_CHECK): Ditto.
7435 (DECL_WITH_VIS_CHECK): Ditto.
7436 (VAR_OR_FUNCTION_DECL_P): Ditto
7437 (struct tree_decl_minimal): New structure.
7438 (struct tree_decl_common): Ditto.
7439 (struct tree_decl_with_rtl): Ditto.
7440 (struct tree_decl_with_vis): Ditto.
7441 (struct tree_decl_non_common): Ditto.
7442 (struct tree_field_decl): Ditto.
7443 (struct tree_parm_decl): Ditto.
7444 (struct tree_var_decl): Ditto.
7445 (struct tree_function_decl): Ditto.
7446 (struct tree_const_decl): Ditto.
7447 (struct tree_result_decl): Ditto.
7448 (union tree_node): Add new structures.
7449 * var-tracking.c (track_expr_p): Reverse order of tests.
7451 * doc/c-tree.texi: Add documentation on DECL node internal structure.
7453 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7455 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
7456 * system.h: Poison FINALIZE_PIC.
7457 * doc/tm.texi (FINALIZE_PIC): Remove.
7459 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7462 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
7463 to the correct type if we have a MODIFY_EXPR.
7465 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7467 PR tree-optimization/22360
7468 * tree.c (upper_bound_in_type): Fix calculations for casting
7469 to a non-wider signed type and casting a signed value to a
7470 wider unsigned type.
7471 (lower_bound_in_type): Fix calculations for casting to a
7472 non-wider signed type.
7474 PR tree-optimization/20139
7475 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
7477 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
7478 fold_cond_expr_cond.
7479 * tree-ssanames.c (release_defs): Assert in_ssa_p.
7480 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
7482 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7485 * tree-complex.c (expand_complex_libcall): Produce
7486 REALPART_EXPR/IMAGPART_EXPR with the correct type.
7488 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
7490 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
7491 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
7492 b" assert and inserted fastpath code for this case.
7493 (bitmap_ior): Removed "a != b" assert.
7495 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7497 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
7498 (ENDFILE_SPEC): Likewise.
7499 * config/m32r/m32r.h (ASM_SPEC): Likewise.
7501 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
7502 a large stack frame at epilogue.
7504 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
7506 * final.c: Include sdbout.h when required.
7508 2005-07-07 Geoffrey Keating <geoffk@apple.com>
7510 * config.gcc (*-*-darwin*): Only one target-specific header file
7512 (powerpc-*-darwin*): Add version-specific header files.
7513 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
7514 * config.in: Regenerate.
7515 * configure: Regenerate.
7516 * gcc.c: Include xregex.h.
7517 (version_compare_spec_function): New.
7518 (spec_function): Add version-compare.
7519 (replace_outfile_spec_function): Reformat comment.
7520 (compare_version_strings): New.
7521 * config/darwin-c.c (version_as_macro): New.
7522 (builtin_define): New.
7523 (darwin_cpp_builtins): New.
7524 * config/darwin-protos.h (darwin_cpp_builtins): New.
7525 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
7526 (LIB_SPEC): Make unconditional, update comment.
7527 (TARGET_C99_FUNCTIONS): Define.
7528 * config/darwin.opt: Sort.
7529 (mmacosx-version-min=): New.
7530 * config/darwin7.h: Delete.
7531 * config/darwin8.h: Delete.
7532 * config/i386/darwin.h (): Call darwin_cpp_builtins.
7533 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
7534 (TARGET_C99_FUNCTIONS): Define.
7535 * config/rs6000/darwin7.h: New.
7536 * config/rs6000/darwin8.h: New.
7537 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
7538 (-mmacosx-version-min): Document.
7540 2005-07-07 Ian Lance Taylor <ian@airs.com>
7542 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
7544 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
7547 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
7549 2005-07-07 Khem Raj <kraj@mvista.com>
7551 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
7552 in bytes, not words.
7554 2005-07-07 Paul Brook <paul@codesourcery.com>
7556 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
7557 DEFAULT_FUNCTION_ARG_PADDING to upward.
7559 2005-07-07 Richard Henderson <rth@redhat.com>
7561 * function.c (locate_and_pad_parm): Record parameter alignment in
7562 stack_alignment_needed.
7564 2005-07-07 David Edelsohn <edelsohn@gnu.org>
7566 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
7567 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
7568 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
7569 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
7570 (define_attr "type"): Add isync, sync, load_l, store_c.
7571 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
7572 Create scratch volatile MEM.
7573 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
7575 (load_locked_<mode>): New.
7576 (store_conditional_<mode>): New.
7577 (sync_compare_and_swap<mode>): Replace with splitter.
7578 (sync_lock_test_and_set<mode>): Replace with splitter.
7579 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
7581 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
7582 is ics. Attribute isync.
7583 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
7585 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
7586 and UNSPECV_SYNC_OP.
7587 (emit_unlikely_jump): New.
7588 (emit_load_locked): New.
7589 (emit_store_conditional): New.
7590 (rs6000_split_compare_and_swap): New.
7591 (rs6000_split_lock_test_and_set): New.
7592 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
7593 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
7594 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
7595 rs6000_split_lock_test_and_set): Declare.
7596 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
7597 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
7598 store_c, isync, sync.
7600 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
7602 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
7603 filenames to gtyp-gen.h.
7604 (s-typ-gen): Use it in place of for loops.
7606 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
7608 * hooks.c (hook_bool_rtx_int_false): New function.
7609 * hooks.h (hook_bool_rtx_int_false): Declare.
7610 * target-def.h (TARGET_COMMUTATIVE_P): Define.
7611 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
7612 * target.h (struct gcc_target): Add commutative_p member.
7613 * targhooks.c (hook_bool_rtx_commutative_p): New function.
7614 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
7615 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
7616 (pa_commutative_p): New function.
7617 * jump.c (target.h): Include.
7618 (rtx_renumbered_equal_p): Use targetm.commutative_p.
7619 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
7621 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7623 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
7624 (s390_expand_setmem): New.
7625 * config/s390/s390.c: Likewise.
7626 (print_shift_count_operand): Truncate to 12 bits instead of 6.
7628 * config/s390/s390.md: ("setmem<mode>"): Accept character as
7629 general_operand. Call new function "s390_expand_setmem".
7630 ("clrmem_long", "*clrmem_long"): Rewrite to ...
7631 ("setmem_long", "*setmem_long"): ... this.
7633 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7635 * config/s390/s390.c: (optimization_options): Enable
7636 TARGET_MVCLE at -Os.
7637 * doc/invoke.texi: Document changes in default behaviour.
7638 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
7640 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7642 * expr.c: (set_storage_via_setmem): Convert opchar to mode
7643 defined by back-end.
7645 2005-07-07 Jakub Jelinek <jakub@redhat.com>
7647 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
7648 all sets in the pattern.
7649 * config/rs6000/rs6000.md (stack_protect_testsi,
7650 stack_protect_testdi): Likewise.
7652 2005-07-06 Jeff Law <law@redhat.com>
7654 * tree-vrp.c (simplify_using_ranges): Kill.
7655 (vrp_finalize): Remove call to simplify_using_ranges.
7656 (simplify_stmt_using_ranges): New function extracted from
7657 simplify_using_ranges.
7658 (simplify_div_or_mod_using_ranges): Likewise.
7659 (simplify_abs_using_ranges): Likewise.
7660 (simplify_cond_using_ranges): New function.
7661 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
7662 * tree-ssa-propagate.c (substitute_and_fold): Call
7663 simplify_stmt_using_ranges if we have range information.
7665 2005-07-06 James E. Wilson <wilson@specifixinc.com>
7667 * config/ia64/ia64.c (ia64_reorg): Check optimize before
7668 ia64_flag_schedule_isns2.
7670 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
7671 reading/writing general registers.
7672 (ia64_function_arg): Revert 2005-06-18 change.
7674 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7676 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
7677 (legitimize_tls_address): Use gcc_unreachable instead of abort.
7679 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
7681 * function.c (expand_function_end): Revert part of 2005-06-27
7682 patch. Do sjlj_emit_function_exit_after after return_label.
7684 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7686 * doc/install.texi (--disable-libssp): New.
7688 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
7690 * doc/invoke.texi: Update -fforce-mem documentation.
7691 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
7692 code for -fforce-mem.
7693 * expmed.c: (store_bit_field,store_fixed_bit_field,
7694 extract_bit_field): Ditto.
7695 * expr.c: (convert_move): Ditto.
7696 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
7697 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
7698 emit_conditional_add,expand_float,expand_fix): Ditto.
7699 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
7700 (common_handle_option): Issue warning when -fforce-mem specified.
7702 2005-07-06 Paul Brook <paul@codesourcery.com>
7704 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
7706 * configure: Regenerate.
7708 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
7710 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
7712 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
7714 Fix PR tree-optimization/22319
7715 Fix PR tree-optimization/22140
7716 Fix PR tree-optimization/22310
7718 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
7719 variable sized types.
7720 Use correct type for intermediate structure on *a = *b structure
7723 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7725 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
7727 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
7728 (machine_function): Move typedef to...
7729 * config/rs6000/rs6000.c (machine_function): ... here. Add
7730 varargs_save_offset field.
7731 (rs6000_stack_t): Remove varargs_size field.
7732 (setup_incoming_varargs): Allocate varargs save area using
7733 assign_stack_local, try to make it as small as possible.
7734 Save offset from virtual_stack_vars_rtx to the save area
7735 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
7736 instead of magic 8 when fp word byte size is used.
7737 (rs6000_va_start): Use cfun->machine->varargs_save_offset
7738 instead of -RS6000_VARARGS_SIZE.
7739 (rs6000_stack_info, debug_stack_info,
7740 rs6000_initial_elimination_offset): Remove all traces of
7742 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
7743 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
7744 RS6000_VARARGS_AREA.
7746 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
7748 PR tree-optimization/21963
7749 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
7750 constant_multiple_of in the same way get_computation_cost_at does.
7752 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7754 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
7755 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
7756 (gen_compare_reg): If sparc_compare_emitted is set, clear it
7757 and return its previous value.
7758 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
7759 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
7761 (stack_protect_set, stack_protect_test): New expanders.
7762 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
7763 stack_protect_testdi): New insns.
7764 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7765 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
7767 2005-07-06 Jeff Law <law@redhat.com>
7769 * tree-ssa-dce.c (cfg_altered): New global.
7770 (tree_dce_init): Initialize cfg_altered.
7771 (remove_dead_stmt): If we remove an edge in the CFG, then set
7773 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
7776 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7778 * Makefile.in (stamp-collect-ld): Use
7779 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
7780 ./collect-ld if it already exists.
7781 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
7782 Don't remove ./nm if it already exists.
7784 2005-07-05 Devang Patel <dpatel@apple.com>
7786 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
7787 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
7788 * tree-vectorizer.c (vect_loop_location): New.
7789 (vect_print_dump_info): Use vect_loop_location.
7790 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
7791 (vectorize_loops): Set vect_loop_location.
7792 * tree-vect-analyze.c (vect_analyze_offset_expr,
7793 vect_determin_vectorization_factor, vect_analyze_operations,
7794 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
7795 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
7796 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
7797 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
7798 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
7799 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
7800 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
7801 vect_analyze_loop): Adjust vect_print_dump_info API.
7802 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
7803 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
7804 vect_finish_stmt_generation, vectorizable_assignment,
7805 vectorizable_operation, vectorizable_store, vectorizable_load,
7806 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
7807 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
7808 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
7809 vect_transform_loop): Same.
7810 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
7811 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
7814 2005-07-05 Randolph Chung <tausq@debian.org>
7816 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
7817 * configure: Regenerate.
7818 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
7819 (pa_tls_referenced_p): Declare.
7820 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
7821 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
7822 (legitimize_tls_address): New.
7823 (hppa_legitimize_address): Handle TLS addresses.
7824 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
7825 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7826 (emit_move_sequence): Handle TLS addresses.
7827 (pa_encode_section_info): Call default handler to handle common
7829 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
7830 (CONSTANT_ADDRESS_P): Reject TLS operands.
7831 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
7832 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
7833 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
7834 (UNSPEC_TLSLE): Define new constants.
7835 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
7836 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
7837 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
7838 (tie_symbolic_operand, tle_symbolic_operand): New
7840 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
7842 * aclocal.m4: Update macros for autoconf 2.59 style.
7843 * configure.ac: Likewise.
7845 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7847 * pa.c (function_value): Handle small aggregates on 32-bit targets.
7848 (function_arg): Pass small aggregates in general registers on 32-bit
7850 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
7852 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
7854 * Makefile.in (final.o): Fix dependencies.
7856 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7860 * langhooks.h (struct lang_hooks): Add expr_to_decl.
7861 * langhooks.c (lhd_expr_to_decl): New.
7862 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
7864 (LANG_HOOKS_INITIALIZER): Update.
7865 * tree.c (recompute_tree_invarant_for_addr_expr): Call
7866 expr_to_decl langhook.
7867 * c-tree.h (c_expr_to_decl): Declare.
7868 * c-typeck.c (c_expr_to_decl): New.
7869 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
7871 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
7873 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7876 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
7877 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
7879 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
7881 * Makefile.in: Adjust dependencies.
7882 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
7883 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
7884 * alias.c (rest_of_handle_cfg, pass_cfg): New.
7885 * bb-reorder.c (duplicate_computed_gotos): Make it static.
7886 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
7887 rest_of_compilation.
7889 * bb-reorder.c (gate_duplicate_computed_gotos,
7890 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
7891 rest_of_handle_reorder_blocks, pass_reorder_blocks,
7892 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
7893 pass_partition_blocks): New.
7894 * bt-load.c (gate_handle_branch_target_load_optimize,
7895 rest_of_handle_branch_target_load_optimize,
7896 pass_branch_target_load_optimize): New.
7897 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
7899 * cfglayout.c (pass_insn_locators_initialize): New.
7900 * cfgrtl.c (pass_free_cfg): New.
7901 * combine.c (gate_handle_combine, rest_of_handle_combine,
7903 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
7904 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
7905 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
7906 * except.c (pass_set_nothrow_function_flags,
7907 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
7909 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
7910 rest_of_handle_shorten_branches, pass_shorten_branches,
7911 rest_of_clean_state, pass_clean_state): New.
7912 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
7913 rest_of_handle_remove_death_notes, pass_remove_death_notes,
7914 rest_of_handle_life, pass_life, rest_of_handle_flow2,
7916 * function.c (pass_instantiate_virtual_regs, pass_init_function,
7917 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
7918 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
7919 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
7921 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
7922 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
7923 pass_rtl_ifcvt, gate_handle_if_after_combine,
7924 rest_of_handle_if_after_combine, pass_if_after_combine,
7925 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
7926 pass_if_after_reload): New.
7927 * integrate.c (pass_initial_value_sets): New.
7928 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
7929 pass_purge_lineno_notes): New.
7930 * mode-switching.c (rest_of_handle_mode_switching,
7931 pass_mode_switching): New.
7932 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
7933 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
7935 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
7936 pass_loop_optimize): New.
7937 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
7939 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
7941 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
7942 pass_postreload_cse): New.
7943 * profile.c (gate_handle_profiling, pass_profiling,
7944 rest_of_handle_branch_prob, pass_branch_prob): New.
7945 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
7946 pass_split_before_regstack, gate_handle_split_before_regstack,
7947 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
7948 rest_of_handle_split_all_insns, pass_split_all_insns): New.
7949 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
7950 pass_stack_regs): New.
7951 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
7952 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
7953 pass_stack_adjustments): New.
7954 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
7955 pass_regrename): New.
7956 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
7957 pass_delay_slots, gate_handle_machine_reorg,
7958 rest_of_handle_machine_reorg, pass_machine_reorg): New.
7959 * rtl.h (extern void purge_line_number_notes): New.
7960 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
7961 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
7963 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
7965 * value-prof.c (gate_handle_value_profile_transformations,
7966 rest_of_handle_value_profile_transformations,
7967 pass_value_profile_transformations): New.
7968 * var-tracking.c (gate_handle_var_tracking,
7969 pass_variable_tracking): New.
7970 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
7972 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
7973 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
7974 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
7975 rest_of_handle_old_regalloc, rest_of_handle_regrename,
7976 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
7977 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
7978 rest_of_handle_gcse2, rest_of_handle_regmove,
7979 rest_of_handle_tracer, rest_of_handle_if_conversion,
7980 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
7981 rest_of_handle_web, rest_of_handle_branch_prob,
7982 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
7983 rest_of_handle_jump_bypass, rest_of_handle_combine,
7984 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7985 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7986 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
7987 rest_of_handle_mode_switching, rest_of_handle_jump,
7988 rest_of_handle_eh, rest_of_handle_stack_adjustments,
7989 rest_of_handle_flow2, rest_of_handle_jump2,
7990 rest_of_handle_peephole2, rest_of_handle_postreload,
7991 rest_of_handle_shorten_branches, rest_of_clean_state,
7992 rest_of_compilation): Remove.
7994 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
7995 * passes.c (dump_flags, in_gimple_form, all_passes,
7996 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7997 register_dump_files, next_pass_1, last_verified, execute_todo,
7998 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
7999 from tree-optimize.c.
8000 (init_optimization_passes): Moved from tree-optimize.c,
8001 adding the RTL optimizations.
8002 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
8003 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
8004 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8005 register_dump_files, next_pass_1, last_verified, execute_todo,
8006 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
8007 init_tree_optimization_passes, ipa_passes): Delete.
8008 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
8010 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
8011 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
8013 (ipa_passes): Remove.
8014 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
8015 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
8016 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
8017 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
8018 (dump_info_p, dump_flag): Moved to tree-dump.h.
8020 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
8022 * passes.c (finish_optimization_passes): Use dump_begin
8023 and dump_end, TDI_end.
8024 (gate_rest_of_compilation): New.
8025 (pass_rest_of_compilation): Use it.
8026 (gate_postreload, pass_postreload): New.
8027 * toplev.c (general_init): Rename init_tree_optimization_passes.
8028 * toplev.h (init_tree_optimization_passes): Rename to
8029 init_optimizations_passes.
8030 * tree-dump.c (dump_flag): Make static.
8031 (dump_files): Remove RTL dumps.
8032 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
8033 pass_cleanup_cfg, pass_free_cfg_annotations,
8034 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
8035 pass_init_datastructures, pass_fixup_cfg): Make non-static.
8036 * tree-pretty-print.c: Include tree-pass.h.
8037 * cgraph.c: Include tree-dump.h.
8039 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8041 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
8042 Only fall back to saying it points to readonly memory if
8045 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8047 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
8048 * config/m32r/m32r.c (m32r_compute_frame_size,
8049 m32r_expand_prologue): Take current_function_profile into
8050 account whenever we reference
8051 current_function_uses_pic_offset_table.
8052 (m32r_finalize_pic): Remove.
8053 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
8055 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
8057 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
8058 instead of $<. Don't remove ./as if it already exists.
8060 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8063 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
8064 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
8065 for complex modes when generating code for PA 1.0.
8066 (VALID_FP_MODE_P): New macro.
8067 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8068 sets for all general and floating point modes. Align wide floating
8069 point modes to even register boundaries to comply with architectural
8071 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
8072 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
8073 (VALID_FP_MODE_P): New macro.
8074 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8075 sets for all general and floating point modes. Align wide floating
8076 point modes to even register boundaries to comply with architectural
8079 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8081 * tree-dump.c (dump_files): Initialize dump number for .cgraph
8084 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8086 * tree-ssa-structalias.c: Don't include expr.h.
8088 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8090 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
8093 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8095 Fix PR tree-optimization/22279
8097 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
8100 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
8102 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
8104 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8106 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
8107 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
8108 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
8109 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
8110 config/stormy16/stormy16.c, config/v850/v850.c,
8111 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
8112 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
8113 Avoid "." or "\n" at end of diagnostics and capital letters at
8114 start of diagnostics.
8115 * combine.c, cse.c: Don't translate dump file output.
8116 * toplev.c (print_version): Only translate output if going to
8119 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8121 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
8122 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
8125 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8127 * pa.c (fix_range): Fix typo in comment.
8129 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8131 * tree-vrp.c (extract_range_from_assert): Replace
8132 fold (build (...)) with fold_build2.
8134 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8136 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
8137 gcc_gfc_char_table, init_dynamic_gfc_info): New.
8138 (format_types_orig, handle_format_attribute): Add support for
8141 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
8143 * varasm.c (assemble_variable): Fix format specifier thinko.
8145 2005-07-03 Ira Rosen <irar@il.ibm.com>
8147 PR tree-optimization/22029 (and 22135)
8148 * tree-pretty-print.c (dump_generic_node): Check that the node is not
8149 a phi node before calling dump_vops.
8151 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8153 * tree-dump.h (dump_string_field): Declare.
8154 * tree-dump.c: Use it instead of dump_string.
8155 (dump_string_field): Make non-static.
8157 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
8159 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
8160 up the minimal CFG stuff always when optimize > 0. Call
8161 split_all_insns_noflow in PIC case if needed.
8163 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8164 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
8167 * c-decl.c (c_write_global_declarations): Dump contents of
8169 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
8170 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
8171 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
8172 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
8175 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8177 * c-common.h (GCC_DIAG_STYLE): Define.
8178 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
8179 version for format checking to 4.1.
8180 * c-format.c: Include toplev.h after c-common.h.
8181 (enum format_type): Add gcc_tdiag_format_type.
8182 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
8183 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
8184 (format_types_orig): Add gcc_tdiag.
8185 (init_dynamic_diag_info): Support gcc_tdiag formats.
8186 (handle_format_attribute): Likewise.
8187 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
8188 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
8189 version for format checking to 4.1.
8190 (warning0, warning, error, pedwarn, sorry): Use
8192 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
8193 (finish_aliases_1): Do not use %qE.
8194 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
8195 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
8196 Correct format bugs.
8197 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
8198 parameter to unsigned HOST_WIDE_INT.
8199 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
8201 2005-07-02 David Edelsohn <edelsohn@gnu.org>
8204 * expr.c (write_complex_part): Use adjust_address for MEM.
8205 (read_complex_part): Same.
8207 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
8209 Fix PR tree-optimization/22280
8211 * tree-sra.c (generate_element_init): Remove useless loop.
8213 2005-07-02 Richard Henderson <rth@redhat.com>
8215 * config/alpha/alpha.c (alpha_legitimize_address): Check for
8217 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
8219 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
8222 * fold-const.c (fold_binary): Handle the return value of
8223 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
8224 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
8226 2005-07-02 Jeff Law <law@redhat.com>
8228 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
8229 a eliminate type conversion which feeds an equality comparison
8230 if the original type or either operand in the comparison is a
8233 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
8235 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
8236 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
8238 * config/avr/avr.c: Do not use '`' as left quote.
8239 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
8240 Remove "." from end of diagnostics. Make diagnostics start with
8243 2005-07-02 Zack Weinberg <zack@codesourcery.com>
8244 Joseph S. Myers <joseph@codesourcery.com>
8246 * toplev.c (default_tree_printer): Handle setting location with
8248 * c-objc.common.c (c_tree_printer): Likewise.
8249 * c-format.c (gcc_diag_flag_specs): Add '+'.
8250 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
8251 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
8253 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
8254 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
8255 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
8256 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
8257 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
8258 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
8259 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
8260 format arguments where %J is used without %D.
8262 2005-07-02 Jakub Jelinek <jakub@redhat.com>
8264 * gcc.c (LINK_SSP_SPEC): Define.
8265 (link_ssp_spec): New variable.
8266 (LINK_COMMAND_SPEC): Add %(link_ssp).
8267 (static_specs): Add link_ssp_spec.
8268 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
8269 * configure: Rebuilt.
8270 * config.in: Rebuilt.
8272 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8273 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8274 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8275 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8276 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
8277 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
8278 -0x7008(2) instead of reading __stack_chk_guard variable.
8279 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
8281 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
8282 (stack_protect_set, stack_protect_test): Use *_tls* patterns
8283 if TARGET_THREAD_SSP_OFFSET is defined.
8284 (stack_tls_protect_set_si, stack_tls_protect_set_di,
8285 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
8288 2005-06-27 Richard Henderson <rth@redhat.com>
8289 * libgcc-std.ver (GCC_4.1.0): New.
8290 * libgcc.h (__stack_chk_guard): Declare.
8291 (__stack_chk_fail, __stack_chk_fail_local): Declare.
8292 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
8293 * mklibgcc.in (lib2funcs): Add them.
8295 2005-07-01 Richard Henderson <rth@redhat.com>
8297 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
8298 void * before struct sigcontext *.
8299 (x86_fallback_frame_state): Likewise.
8301 2005-07-01 James E. Wilson <wilson@specifixinc.com>
8303 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
8305 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8308 * tree-ssa-reassoc.c (should_transpose): Fix which operand
8309 we check for SSA_NAME for.
8311 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
8313 Fix PR tree-optimization/22071
8315 * tree-ssa-structalias.c (offset_overlaps_with_access): New
8317 (get_constraint_for_component_ref): Use it.
8319 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8322 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
8323 print out the last new line.
8325 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
8327 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
8328 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
8329 * config/cris/cris.c (cris_conditional_register_usage): Adjust
8330 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
8331 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
8332 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
8333 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
8334 (enum reg_class): New member CC0_REGS.
8335 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
8336 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
8337 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
8338 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
8339 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
8340 Adjust for register now described.
8342 2005-07-01 Jakub Jelinek <jakub@redhat.com>
8345 * config/i386/i386.md (stack_protect_test_si,
8346 stack_protect_test_di): Add earlyclobber for scratch 3.
8347 * config/rs6000/rs6000.md (stack_protect_testsi,
8348 stack_protect_testdi): Add earlyclobber for scratch 3,
8349 remove earlyclobber from scratch 4.
8351 Older entries for 2005 can be found in ChangeLog-2005.