1 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
3 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
4 config/ms1/ms1.h, config/rs6000/predicates.md,
5 config/s390/s390.c, params.def, postreload-gcse.c,
6 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
7 tree-vrp.c, tree.c: Fix comment typos.
8 * doc/invoke.texi: Fix typos.
10 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
12 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
13 for testing whether the data_dependence_relation contains distance
14 vectors. Iterate over all distance vectors of the ddr.
15 * lambda.h: Define a vec of lambda_vector pointers.
16 * tree-data-ref.c (dump_data_dependence_relation,
17 dump_data_dependence_direction): Iterate over all distance and
18 direction vectors of the ddr.
19 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
21 (build_classic_dist_vector, build_classic_dir_vector): Push a set
22 of distance/direction vectors instead of a single one.
23 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
24 lambda_vectors with a vec of lambda_vectors.
25 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
26 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
27 DDR_NUM_DIST_VECTS): New.
28 * tree-loop-linear.c (gather_interchange_stats): Test for the
29 existence of distance vectors only after having checked that there
30 is a dependence. Iterate over all distance vectors of the ddr.
31 (linear_transform_loops): Use dump_data_dependence_relation.
32 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
33 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
34 distance vectors of the ddr.
36 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
38 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
39 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
40 IS_INTHANDLER; all callers changed.
41 (n_regs_saved_by_prologue): Take interrupt handler attributes into
43 (do_link, do_unlink): New argument ALL; all callers changed.
44 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
45 If function isn't leaf, save and restore all registers.
46 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
49 2005-11-05 Jan Hubicka <jh@suse.cz>
51 PR rtl-optimization/23490
52 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
53 max-flow-memory-location): Document.
54 * flow.c: Include params.h
55 (MAX_MEM_SET_LIST_LEN): Kill.
56 (add_to_mem_set_list): Use new param.
57 * cse.c (cse_basic_block): Replace 1000 by new param.
58 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
59 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
60 * predict.c (predict_loops): Use new param.
61 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
63 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
64 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
65 Do not hold memory returned by cgraph_node_name across other call.
67 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
70 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
73 2005-11-04 Jeff Law <law@redhat.com>
76 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
77 * tree-ssa-dom.c: Include params.h.
78 (thread_across_edge): If there are too many statements in the
79 target block, then do not thread through it.
80 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
81 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
83 2005-11-03 Diego Novillo <dnovillo@redhat.com>
86 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
87 TODO_update_ssa instead of TODO_update_ssa_no_phi.
89 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
92 * tree-scalar-evolution.c (instantiate_parameters_1,
93 instantiate_parameters, resolve_mixers): Compute the size of an
94 expression to be instantiated and give up the instantiation if the
95 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
97 2005-11-04 Richard Guenther <rguenther@suse.de>
99 * tree-flow.h (ref_contains_indirect_ref): Rename to
100 array_ref_contains_indirect_ref.
101 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
102 (array_ref_contains_indirect_ref): Make comment match the code
104 (ref_contains_array_ref): Likewise.
105 * tree-ssa-structalias.c (find_func_aliases): Remove call to
106 ref_contains_indirect_ref.
107 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
108 Rename calls to ref_contains_indirect_ref.
110 2005-11-04 Paul Brook <paul@codesourcery.com>
112 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
113 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
114 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
115 * config/arm/arm.md: Use match_operand in peephole input templates
116 and match_dup in peephole output templates.
118 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
120 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
123 2005-11-04 Mark Mitchell <mark@codesourcery.com>
124 Daniel Jacobowitz <dan@codesourcery.com>
126 * longlong.h (add_ssaaaa): Clobber condition code register
128 (sub_ddmmss): Likewise.
129 (umul_ppmm): Likewise.
131 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
132 Paul Brook <paul@codesourcery.com>
133 Phil Blundell <pb@reciva.com>
135 * configure.ac: Add test for ARM TLS support.
136 * configure: Regenerated.
137 * config/arm/arm-protos.h (legitimize_tls_address)
138 (arm_tls_referenced_p, tls_mentioned_p)
139 (arm_output_addr_const_extra): New prototypes.
140 (thumb_legitimize_pic_address): Delete.
141 * config/arm/arm.c: Include "gt-arm.h".
142 (enum tls_reloc): New.
143 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
144 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
145 (arm_call_tls_get_addr, legitimize_tls_address)
146 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
147 (arm_init_tls_builtins, arm_emit_tls_decoration)
148 (arm_output_addr_const_extra): New functions.
149 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
150 (TARGET_HAVE_TLS): Define.
151 (target_thread_pointer): New.
152 (arm_override_options): Handle -mtp=.
153 (legitimize_pic_address): Ignore UNSPECs.
154 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
156 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
157 (tls_get_addr_libfunc): New variable.
158 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
159 (arm_init_builtins): Call arm_init_tls_builtins.
160 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
161 (arm_encode_section_info): Call default_encode_section_info.
162 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
163 (enum arm_tp_type): New.
164 (target_thread_pointer): Add declaration.
165 (LEGITIMATE_CONSTANT_P): Handle TLS.
166 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
167 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
168 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
169 * config/arm/arm.md: Add UNSPEC_TLS.
171 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
173 (tls_load_dot_plus_eight): New insn and a peephole to create it.
174 (load_tp_hard, load_tp_soft): New insns.
175 * arm.opt: Add -mtp=.
176 * doc/invoke.texi (ARM Options): Document -mtp.
178 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
180 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
181 * config/arm/libunwind.S: Include "lib1funcs.asm".
182 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
183 (LIB2ADDEH): Add libunwind.S.
184 (LIB2ADDEHDEP): Add lib1funcs.asm.
185 * mklibgcc.in: Handle asm files in libgcc_eh.a.
187 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
190 * gcc/c.opt: Add a -lang-fortran option.
191 * gcc/c-opts.c: Add a lang_fortran flag.
192 (c_common_init_options): Handling the -lang-fortran option.
193 (c_common_handle_option): Add a case for Fortran options in
194 preprocessing. Remove cases for -ffixed-form and
195 -ffixed-line-length. Add a case for -lang-fortran.
197 2005-11-03 David Edelsohn <edelsohn@gnu.org>
199 * config/rs6000/rs6000.c: Include params.h
200 (optimization_options): Set max-grow-copy-bb-insns default to 16.
201 (bdesc_2arg): Delete vpkuhss and vpkuwss.
202 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
203 (UNSPEC_VPKUWSS): Delete.
204 (altivec_vpkuhss): Delete.
205 (altivec_vpkuwss): Delete.
206 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
208 (neg_eq0<mode>): Remove final condition.
209 (neg_eq<mode>): Remove condition and split-condition.
211 2005-11-04 Alan Modra <amodra@bigpond.net.au>
213 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
214 Use associated print macros.
216 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
219 * diagnostic.c (diagnostic_set_info_translated): New function.
220 (diagnostic_set_info): Use it. Add comment.
221 * diagnostic.h (diagnostic_set_info_translated): Declare.
223 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
225 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
226 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
227 reference only if 'public' is true.
228 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
229 emit the .hidden directive only if the indirect reference is public.
230 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
231 Pass it to dw2_force_const_mem.
232 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
233 * dwarf2out.c (output_cfi): Adjust calls to above function.
234 (output_call_frame_info): Likewise.
235 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
236 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
238 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
240 PR tree-optimization/24483
241 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
242 field to elts if possible.
244 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
247 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
250 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
252 Fix PR tree-optimization/24351
254 * tree-ssa-structalias.c (struct variable_info): Add
256 (get_varinfo_fc): New function to follow collapsing.
257 (new_var_info): Set collapsed_to to NULL.
258 (dump_constraint): Follow collapsing.
259 (build_constraint_graph): Handle collapsing.
260 (do_simple_structure_copy): Return false if something bad
262 (collapse_rest_of_var): New function.
263 (do_structure_copy): Collapse if do_simple_structure_copy returns
266 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
269 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
270 expressions to a statement list instead of gimplifying them.
272 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
274 PR rtl-optimization/23585
275 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
276 that can't trap plus a constant integer, if the mode has zero size.
278 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
281 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
283 ("*insv<mode>_reg_extimm"): Likewise.
285 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
288 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
289 c_common_type_for_mode returns an unnamed type.
291 2005-11-02 Richard Henderson <rth@redhat.com>
295 * dwarf2out.c (dwarf2out_reg_save_reg): New.
296 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
297 * function.c (assign_parms): Use calls.internal_arg_pointer.
298 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
300 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
301 (TARGET_CALLS): Add it.
302 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
303 * targhooks.c (default_internal_arg_pointer): New.
304 * targhooks.h (default_internal_arg_pointer): Declare.
305 * tree.h (dwarf2out_reg_save_reg): Declare.
306 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
307 * config/i386/i386.c (dbx_register_map): Add return column.
308 (dbx64_register_map, svr4_dbx_register_map): Likewise.
309 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
310 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
311 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
312 (ix86_save_reg): Save force_align_arg_pointer.
313 (ix86_emit_save_regs): Make regno unsigned.
314 (ix86_emit_save_regs_using_mov): Likewise.
315 (ix86_expand_prologue): Handle force_align_arg_pointer.
316 (ix86_expand_epilogue): Likewise.
317 * config/i386/i386.h: (dbx_register_map): Update.
318 (dbx64_register_map, svr4_dbx_register_map): Update.
319 (struct machine_function): Add force_align_arg_pointer.
320 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
321 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
322 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
324 2005-11-02 Jan Hubicka <jh@suse.cz>
327 * i386.md: Add peep2 for simplyfing array accesses.
329 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
332 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
333 * config/s390/s390.c (s390_decompose_shift_count): New function.
334 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
335 (print_shift_count_operand): Use s390_decompose_shift_count.
336 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
337 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
339 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
342 * loop.c (loop_givs_rescan): Use force_operand to expand
345 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
348 * fold-const.c (build_range_check): Use unsigned when signed
349 overflow is undefined also. If etype is subtype, make sure that
350 the subtraction is in the supertype.
352 2005-11-02 Richard Henderson <rth@redhat.com>
355 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
358 2005-11-01 Richard Henderson <rth@redhat.com>
361 * loop.c (scan_loop): Do not propagate computations to a hard
362 register destination with SMALL_REGISTER_CLASSES.
364 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
366 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
367 costs for MULT inside PLUS or MINUS.
369 2005-11-01 Bob Wilson <bob.wilson@acm.org>
371 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
372 (TRAMPOLINE_SIZE): Round up to 60.
373 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
375 2005-10-31 James E. Wilson <wilson@specifix.com>
378 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
379 ifdef. Put ifdefs around call in gen_subprogram_die.
380 (compute_frame_pointer_to_cfa_displacement): Likewise.
381 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
384 PR rtl-optimization/17356
385 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
386 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
388 2005-10-31 Jan Hubicka <jh@suse.cz>
391 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
394 * i386.c (legitimize_pic_address): Deal with large immediates.
397 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
398 from symbol names while computing checkup.
401 * predict.c (predict_loops): Do not estimate more than
402 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
403 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
405 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
407 PR tree-optimization/19097
408 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
410 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
412 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
414 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
417 * tree-inline.c (setup_one_parameter): If the init_stmt
418 is NULL, don't insert the statement.
420 2005-10-30 Jan Hubicka <jh@suse.cz>
422 PR tree-optimization/24172
423 * tree-inline.c (copy_body_r): Unshare the substituted value first.
425 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
427 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
428 constants for hosts with long != 32 bits.
430 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
433 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
435 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
437 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
438 (TARGET_MS1_16_002): New.
439 (TARGET_MS1_16_003): New.
441 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
442 ("*decrement_and_branch_until_zero_no_clobber"): New.
443 Add corresponding splitter for decrement_and_branch_until_zero
445 Key all decrement_and_branch_until_zero patterns off of
448 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
451 * tree-complex.c (extract_component): Treat RESULT_DECL
452 like the rest of the decls.
454 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
456 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
457 indirect call to _mcount if the function needs a static chain.
459 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
460 Caroline Tice <ctice@apple.com>
462 PR rtl-optimization/24460
463 * dwarf2out.c (have_switched_text_sections): New boolean variable.
464 (dwarf2out_switch_text_section): Set it to true instead of
465 incrementing separate_line_info_table_in_use.
466 (output_loc_list): Additionally test have_switched_text_sections.
467 (output_ranges): Likewise.
468 (dwarf2out_finish): Likewise.
469 * varasm.c (assemble_start_function): Do not call
470 insert_section_boundary_note.
471 (assemble_end_function): If flag_reorder_blocks_and_partition,
472 switch to the function's section before emitting the .size directive.
473 * bb-reorder.c (insert_section_boundary_note): Staticify.
474 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
475 * output.h (insert_section_boundary_note): Delete.
477 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
480 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
481 instead of pointer equality when comparing types.
483 2005-10-24 James E. Wilson <wilson@specifix.com>
485 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
486 add_dependence_list_and_free calls.
488 2005-10-24 Steven Bosscher <stevenb@suse.de>
490 * contrib.texi: Add the names of the LLNL folks who donated
491 Cray pointer support for gfortran.
493 2005-10-24 Steven Bosscher <stevenb@suse.de>
495 PR tree-optimization/24225
496 * profile.c (branch_prob): Look from end to start through a
497 basic block when looking for a locus.
499 2005-10-24 Richard Henderson <rth@redhat.com>
501 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
503 (hppa_expand_prologue): Likewise.
505 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
507 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
508 (NO_DEFERRED_PROFILE_COUNTERS): Define.
509 * pa.h (NO_PROFILE_COUNTERS): Define.
510 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
511 (funcdef_nos): New vector to hold label numbers of deferred profile
513 (output_deferred_profile_counters): New function.
514 (hppa_profile_hook): Push label number onto funcdef_nos.
515 (pa_hpux_file_end): Call output_deferred_profile_counters if
516 NO_DEFERRED_PROFILE_COUNTERS is false.
518 * pa-protos.h (get_deferred_plabel): New prototype.
519 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
521 (output_call): Adjust calls.
523 2005-10-24 Alan Modra <amodra@bigpond.net.au>
525 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
526 peculiarity of GOT/TOC section usage.
528 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
531 * c-common.c (constant_string_class_name): Add documentation.
533 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
536 * recog.c (peephole2_optimize): Increment peep2_current_count
537 only when the slot is empty.
539 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
542 * except.c (output_function_exception_table): Call
543 assemble_external_libcall if we need a personality function.
545 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
547 PR rtl-optimization/24460
548 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
549 set the basic block for barriers.
551 2005-10-21 Janis Johnson <janis187@us.ibm.com>
553 * var-tracking.c (vt_initialize): Initialize post.
555 2005-10-21 Devang Patel <dpatel@apple.com>
558 * c-common.c (vector_types_convertible_p): Check vector element type.
560 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
562 * config/sh/sh.c (prepare_move_operands): Handle the address
563 constant which is a tls symbolic address plus a constant.
565 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
568 * gcc.c (main): Use the correct counter for erroring out
569 about mulitple files.
571 2005-10-21 Alan Modra <amodra@bigpond.net.au>
574 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
575 use r2 for 64-bit tls .got access.
577 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
579 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
582 2005-10-20 Steven Bosscher <stevenb@suse.de>
584 PR tree-optimization/24307
585 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
587 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
590 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
592 * varasm.c (find_decl_and_mark_needed): After cgraph global info
593 is ready, stop marking functions, but still mark variables.
595 2005-10-20 Richard Guenther <rguenther@suse.de>
598 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
601 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
603 PR rtl-optimization/23585
604 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
605 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
606 (may_trap_p_1): New predicate extracted from...
607 (may_trap_p): ... here. Invoke may_trap_p_1.
608 (may_trap_or_fault_p): New predicate.
609 * rtl.h (may_trap_or_fault_p): Declare it.
610 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
611 instead of may_trap_p.
612 (steal_delay_list_from_fallthrough): Likewise.
613 (fill_simple_delay_slots): Likewise.
614 (fill_slots_from_thread): Likewise.
615 * function.c (pad_to_arg_alignment): Rework comment about
616 SPARC_STACK_BOUNDARY_HACK.
617 * config/sparc/sparc.h: Likewise.
619 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
621 * config/s390/s390.c (s390_expand_insv): New.
622 * config/s390/s390-protos.h (s390_expand_insv): Declare.
623 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
624 ("icm_hi"): Remove mode attribute.
625 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
627 ("*extracthi", "*extractqi"): Remove.
628 (extv<mode>", "*extzv<mode>"): New.
629 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
630 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
632 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
634 * cfgexpand.c (discover_nonconstant_array_refs_r,
635 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
636 (tree_expand_cfg): Call discover_nonconstant_array_refs.
637 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
638 discover_nonconstant_array_refs.
640 2005-10-19 Steven Bosscher <stevenb@suse.de>
643 * c-decl.c (pop_scope): Don't warn about an unused variable
644 if it is marked with TREE_NO_WARNING.
645 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
646 somenow mismatch and olddecl is to be replaced.
648 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
651 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
652 whether registers live on the edge can be saved/restored.
654 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
656 * config/sh/sh.c (fixup_mova): Skip notes.
658 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
660 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
661 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
662 (s390_can_eliminate): Handle BASE_REGNUM elimination.
663 (s390_initial_elimination_offset): Likewise.
664 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
665 register on TARGET_ZARCH targets.
666 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
667 (INITIAL_FRAME_POINTER_OFFSET): Remove.
668 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
669 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
671 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
673 * config/s390/s390.md: Comment describing output modifiers updated.
674 * config/s390/s390.c (print_operand): Likewise.
676 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
678 * config/s390/s390.c (override_options): Added check for -mstack-size
680 * doc/invoke.texi: Mention that limit in the documenation.
682 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
685 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
687 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
689 Fix PR tree-optimization/24231
691 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
692 (compute_avail): Ditto.
694 2005-10-18 Richard Henderson <rth@redhat.com>
697 * config/i386/i386.c (legitimate_constant_p): Check
698 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
700 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
701 (legitimate_pic_address_disp_p): Reorg CONST checking to make
702 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
704 (print_operand_address): Likewise.
705 * config/i386/predicates.md (x86_64_immediate_operand): Test
706 SYMBOL_REF_TLS_MODEL properly inside CONST.
707 (x86_64_zext_immediate_operand): Likewise.
708 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
709 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
710 * config/i386/i386-protos.h: Remove predicates.md entries.
712 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
714 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
715 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
717 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
718 Ian Lance Taylor <ian@airs.com>
721 * fold-const.c (fold_widened_comparison): Do not allow range based
722 constant folding when right operand cannot be unwidened.
724 2005-10-17 Richard Henderson <rth@redhat.com>
726 * builtins.c (expand_builtin_synchronize): Build a new-style asm
727 with a memory clobber.
729 2005-10-17 James E Wilson <wilson@specifix.com>
731 PR rtl-optimization/17356
732 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
733 checking for EDGE_EH.
735 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
737 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
738 the slot on an even boundary for any type with 16-byte alignment.
740 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
743 * md.texi (Modifiers) <%>: Clarify that % doesn't work
744 after register allocation.
746 2005-10-17 DJ Delorie <dj@redhat.com>
748 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
751 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
754 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
757 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
759 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
760 to 2 if it's already non-zero.
761 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
762 is set and warn about it if flag_schedule_insns is 1.
764 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
766 * config/crx/crx.md: Compare-and-branch instructions need to
769 2005-10-17 Uros Bizjak <uros@kss-loka.si>
772 * config/i386/i386.md (*pushdi2_rex64 splitter)
773 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
774 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
775 flow2 pass only when (optimize > 0 && flag_peephole2).
777 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
780 * gcc.c (have_c): New static variable.
782 (process_command): Remove declation of have_c.
783 Set have_o to 1 when handling -o.
784 (main): Add a fatel error if there are multiple
785 files specified and -o and -c/-S is passed witout
786 -combine or multiple languages.
788 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
790 Fix PR tree-optimization/22444
791 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
792 Assert that we don't hit something with subvars.
793 (setup_pointers_and_addressables): Don't add things with subvars,
794 because we'll already process the subvars for aliasing purposes.
796 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
799 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
800 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
801 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
802 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
803 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
804 swapped, alternatives for the R constraint.
807 * builtins.c (get_builtin_sync_mode): Make unlimited
808 mode_for_size request.
810 2005-10-15 Richard Henderson <rth@redhat.com>
812 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
813 (gimplify_expr): ... here.
814 (gimplify_compound_lval): Use it in initial scan loop. Allow
815 fb_lvalue in base expression.
817 2005-10-15 Richard Henderson <rth@redhat.com>
820 * builtins.c (expand_builtin_trap): Export.
821 * expr.h (expand_builtin_trap): Declare.
822 * expr.c (expand_assignment): Emit a trap for integral offsets
823 from registers that weren't reduced to bitpos.
825 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
826 (mark_array_ref_addressable): Remove.
827 * tree-flow.h (mark_array_ref_addressable): Remove.
828 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
830 2005-10-15 James E Wilson <wilson@specifix.com>
833 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
834 (add_dependence_list_and_free): Likewise.
835 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
838 2005-10-15 Diego Novillo <dnovillo@redhat.com>
842 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
843 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
845 (vrp_visit_phi_node): Only prevent infinite iterations when
846 the previous result and the new result are both VR_RANGEs.
848 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
850 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
853 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
856 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
859 2005-10-14 Per Bothner <per@bothner.com>
861 PR preprocessor/21250
862 * c-ppoutput.c (print_line): Print internal line 0 as 1.
864 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
867 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
868 overflow flags. Refactor some conditionals.
870 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
873 * tree-dfa.c (add_referenced_var): Only look at decls which
874 have TREE_CONSTANT or TREE_READONLY set instead of if
875 !TREE_PUBLIC or !TREE_CONSTANT.
877 2005-10-13 James E Wilson <wilson@specifix.com>
879 * doc/invoke.texi: For -x, add f95-cpp-input.
880 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
882 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
884 PR tree-optimization/24262
885 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
886 in loop all the time.
888 2005-10-12 Richard Henderson <rth@redhat.com>
891 * tree.h (DECL_TRANSPARENT_UNION): Remove.
892 * function.c (assign_parm_find_data_types): Don't support it.
893 * print-tree.c (print_node): Likewise.
894 * c-common.c (handle_transparent_union_attribute): Likewise.
895 Use build_duplicate_type.
896 * tree-inline.c (remap_type_1): Split out of remap_type;
897 properly remap aggregate fields.
898 (build_duplicate_type): New.
899 * doc/extend.texi (Variable Attributes): Remove documentation
900 for transparent_union.
902 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
905 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
906 (gen_stack_pointer_dec): Likewise.
908 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
912 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
914 (struct cxx): Add adjust_class_at_definition target hook.
915 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
916 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
917 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
918 hook_void_tree. Add to TARGET_CXX.
919 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
921 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
922 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
923 instead of attribute. Check for dllexport override. Warn if
924 inconsistent dll linkage. Don't lose old dllimport if decl has
925 had address referenced. Tweak lookup of dllimport atribute.
926 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
927 for target specific rules. Don't add dllimport attribute if
928 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
930 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
931 * varasm.c (initializer_constant_valid_p): Replace
932 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
936 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
937 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
938 (i[34567]86-*-mingw32*): Likewise.
940 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
941 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
943 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
944 C++-specific code. Change return value to bool.
945 (i386_pe_dllimport_p): Likewise.
946 (associated_type): Simplify and make language-independent
947 (i386_pe_encode_section_info): Replace override of ambiguous
948 dllimport symbol refs with a gcc_assert.
949 (i386_pe_valid_dllimport_attribute_p): Define.
950 * config/i386/winnt-cxx.c: New file. Define C++ versions of
951 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
952 i386_pe_adjust_class_at_definition.
953 * config/i386/winnt-stubs.c: New file. Define stub versions of
954 lang-specific functions.
955 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
956 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
957 i386_pe_adjust_class_at_definition.
958 (i386_pe_valid_dllimport_attribute_p): Declare.
959 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
960 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
961 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
964 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
965 dllimport attribute with test of DECL_DLLIMPORT_P.
967 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
969 * combine.c (make_extraction): Correct offset computation.
971 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
973 * config/cris/t-linux (LIMITS_H_TEST): Define.
975 2005-10-12 Richard Henderson <rth@redhat.com>
978 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
980 2005-10-12 Richard Guenther <rguenther@suse.de>
982 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
984 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
987 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
988 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
991 2005-10-12 Richard Guenther <rguenther@suse.de>
994 * varasm.c (output_constant): Correct typo from previous
997 2005-10-11 Ian Lance Taylor <ian@airs.com>
999 PR rtl-optimization/13931
1000 * combine.c: Revert patch of 2003-05-14, and:
1001 (try_combine): Only set elim_i1 and elim_i2 if the destination is
1002 completely killed in the appropriate insn.
1003 (distribute_notes): Don't skip multiple hard register test for
1004 elim_i1 and elim_i2.
1006 2005-10-11 Richard Henderson <rth@redhat.com>
1009 * c-typeck.c (convert_for_assignment): Use build_constructor_single
1010 to initialize a transparent union instead of a nop_expr.
1012 2005-10-11 Richard Henderson <rth@redhat.com>
1014 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
1015 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
1016 (tree_ssa_dce_loop): Call scev_reset.
1019 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
1020 * tree-ssa-dce.c: Include cfgloop.h.
1021 (tree_ssa_dce_loop, pass_dce_loop): New.
1022 * tree-pass.h (pass_dce_loop): Declare it.
1023 * passes.c (init_optimization_passes): Use it.
1025 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
1028 * convert.c (convert_to_real): Revert 2005-10-05 patch.
1029 Only apply the optimization for rounding builtins if the inner
1030 cast is also an extension.
1032 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
1035 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
1036 mark_new_vars_to_rename instead of update_stmt.
1038 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
1040 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
1042 2005-10-11 Jakub Jelinek <jakub@redhat.com>
1044 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
1045 for setting MMX register to 0 rather than mmx.
1047 2005-10-10 Steve Ellcey <sje@cup.hp.com>
1050 * configure.ac: Move gas check from mips specific case to common case.
1051 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
1052 * configure: Regenerate
1053 * doc/install.texi: Update.
1055 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1058 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
1060 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
1062 * gcc.c (do_spec_1): Accept numeric characters in file name
1065 2005-10-10 Nick Clifton <nickc@redhat.com>
1067 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
1068 describing the deleted arm_gen_rotated_half_load function.
1070 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
1072 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
1075 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
1077 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
1079 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
1080 (EXTRA_MULTILIB_PARTS): Define.
1081 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1082 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1083 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
1084 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1085 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1086 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
1088 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
1090 PR tree-optimization/24226
1091 * tree-cfg.c (remove_bb): Clean up unreachable loops.
1092 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
1093 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
1096 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1098 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
1100 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
1103 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
1104 Rewrite for no need for the early clobber.
1106 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1108 Merge from csl-arm-branch:
1109 2005-09-07 Paul Brook <paul@codesourcery.com>
1110 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
1113 2005-04-30 Paul Brook <paul@codesourcery.com>
1114 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
1115 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
1117 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
1118 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
1119 (arm_override_options): Use TARGET_AAPCS_BASED.
1120 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
1121 (PTRDIFF_TYPE): Use int for AAPCS.
1122 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
1123 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
1124 (DEFAULT_SHORT_ENUMS): Delete.
1125 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
1127 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
1128 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
1129 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
1130 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
1132 2004-12-03 Mark Mitchell <mark@codesourcery.com>
1133 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
1135 2004-11-22 Mark Mitchell <mark@codesourcery.com>
1136 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
1138 2004-11-19 Mark Mitchell <mark@codesourcery.com>
1139 * config.gcc (arm*-*-linux-gnueabi): Add it.
1140 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
1142 (TARGET_OS_CPP_BUILTINS): Likeiwse.
1143 * config/arm/linux-eabi.h: New file.
1144 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
1145 (LINUX_TARET_LINK_SPEC): Likewise.
1146 (LINK_SPEC): Use it.
1147 * config/arm/t-linux-eabi: New file.
1149 2005-10-08 Steven Bosscher <stevenb@suse.de>
1152 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
1154 (PARAM_SMS_DFA_HISTORY): Likewise.
1156 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1159 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
1160 (load_register_parameters): Call it.
1161 (check_sibcall_argument_overlap_1): Likewise.
1162 (store_one_arg): Likewise.
1164 2005-10-07 James E. Wilson <wilson@specifix.com>
1166 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
1167 DImode not VECINT24 for operand 2.
1170 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
1174 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
1175 fr_spill): Use destination_operand for operand 0.
1177 2005-10-07 DJ Delorie <dj@redhat.com>
1179 * varasm.c (output_constant): Limit error to expanding
1182 2005-10-07 Richard Guenther <rguenther@suse.de>
1185 * fold-const.c (fold_binary): Fix operand types during folding
1186 of X op (A, Y). Evaluation order of the side-effects of
1187 X and A are frontend-defined, so ensure we honour that even for
1188 tcc_comparison class operands; eased by removing duplicate code.
1190 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1192 * stor-layout.c (layout_type): Do not allow alignment of array
1193 elements to be greater than their size.
1195 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1197 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
1199 (hppa*-*-linux*): Ditto.
1200 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
1201 * config/host-hpux.c: New.
1202 * config/x-hpux: New.
1203 * config/pa/x-hpux: Remove.
1204 * config/pa/x-linux: Remove.
1205 * config/pa/pa-host.c: Remove.
1207 2005-10-07 Jeff Law <law@redhat.com>
1209 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
1210 determine whether or not to try and thread outgoing edges.
1212 2005-10-07 David Edelsohn <edelsohn@gnu.org>
1214 * config/rs6000/rs6000.md (eqsi_power): New.
1215 (neg_eq0si): Add TARGET_POWER to final condition.
1218 2005-10-06 Richard Henderson <rth@redhat.com>
1220 * config/rs6000/rs6000.c: Revert last change.
1222 2005-10-06 Richard Henderson <rth@redhat.com>
1224 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
1225 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
1227 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
1231 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
1232 out return_label and naked_return_label.
1234 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1236 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
1239 2005-10-06 Richard Henderson <rth@redhat.com>
1242 * tree-inline.c (declare_return_variable): Handle modify_dest not
1245 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1247 Fix PR tree-optimization/22488
1248 * tree-ssa-structalias.c (check_for_overlaps): New function.
1249 (create_variable_info_for): Use it.
1251 2005-10-06 Richard Henderson <rth@redhat.com>
1254 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
1255 (dwarf2out_start_source_file): Print it.
1257 2005-10-06 Geoffrey Keating <geoffk@apple.com>
1259 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
1261 2005-10-06 Richard Henderson <rth@redhat.com>
1264 * mode-switching.c (optimize_mode_switching): Clear transp bit
1265 for block with incomming abnormal edges.
1267 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
1268 (fpscr_set_from_mem): Use them.
1269 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
1270 (fpscr postinc splitters): Rewrite as peephole2+split.
1272 2005-10-06 David Edelsohn <edelsohn@gnu.org>
1274 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
1275 (eq<mode>_compare): Same.
1277 2005-10-06 Richard Guenther <rguenther@suse.de>
1279 PR tree-optimization/24238
1280 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
1282 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
1284 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
1285 here. Use AC_PATH_PROG for environment variables instead of
1287 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
1289 * configure: Regenerated.
1291 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
1294 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
1295 then force it into a register.
1296 (call_value): Likewise.
1298 2005-10-06 Richard Henderson <rth@redhat.com>
1301 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
1302 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
1303 under pass_vectorize.
1305 2005-10-05 Devang Patel <dpatel@apple.com>
1308 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
1309 handling constants. Check NAMESPACE_DECL context for constants.
1311 2005-10-05 Eric Christopher <echristo@apple.com>
1313 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
1315 2005-10-05 Richard Henderson <rth@redhat.com>
1318 * tree-cfg.c (mark_array_ref_addressable_1): New.
1319 (mark_array_ref_addressable): New.
1320 * tree-flow.h (mark_array_ref_addressable): Declare.
1321 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
1323 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
1327 * reload.c (subst_reloads): When adding a REG_LABEL to a
1328 jump instruction, also update JUMP_LABEL.
1330 2005-10-05 David Edelsohn <edelsohn@gnu.org>
1332 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
1333 * bb-reorder.c (copy_bb_p): Use it.
1334 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
1336 2005-10-05 Richard Henderson <rth@redhat.com>
1339 * toplev.c (process_options): Warn about unsupported combinations
1340 of unwind tables and omit-frame-pointer.
1341 * config/i386/i386.c (override_options): Similarly. Enable
1342 accumulate-outgoing-args if not explicitly disabled.
1344 2005-10-05 Steve Ellcey <sje@cup.hp.com>
1346 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
1347 Handle big endian vs. small endian.
1348 (vec_initv2sf): Handle big endian vs. small endian.
1349 (*vec_extractv2sf_1): Ditto.
1351 2005-10-05 Dale Johannesen <dalej@apple.com>
1353 * convert.c (convert_to_real): Don't convert
1354 (float)floor(double d) to floorf((float)d).
1356 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
1358 * config/arm/arm.md (insv): Use gen_int_mode in more places.
1360 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
1362 PR tree-optimization/18587
1363 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
1364 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
1365 build_vuses): Change to VEC type.
1366 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
1367 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
1368 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
1369 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
1370 (get_name_decl): New. Return DECL_UID of base variable.
1371 (operand_build_cmp): New. qsort comparison routine.
1372 (operand_build_sort_virtual): New. Sort virtual build vector.
1373 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
1374 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
1375 (FINALIZE_BASE): Use get_name_decl.
1376 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
1377 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
1378 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
1379 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
1380 direct VEC_* manipulations.
1381 (build_ssa_operands): Call operand_build_sort_virtual.
1382 (copy_virtual_operand, create_ssa_artficial_load_stmt,
1383 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
1384 with direct VEC_* manipulations.
1385 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
1386 with direct VEC manipulations.
1388 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
1390 PR tree-optimization/21419
1391 PR tree-optimization/24146
1392 PR tree-optimization/24151
1394 * c-typeck.c (readonly_error): Handle USE being lv_asm.
1395 (build_asm_expr): Call it if outputs are read-only.
1396 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
1398 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
1399 Paolo Bonzini <bonzini@gnu.org>
1403 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
1404 enable the instructions and not just the built-ins.
1405 * doc/invoke.texi (x86 Options): Likewise.
1407 2005-10-04 Geoffrey Keating <geoffk@apple.com>
1409 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
1411 * doc/invoke.texi (Option Summary): Correct spelling
1412 of -mmacosx-version-min.
1414 2005-10-04 Devang Patel <dpatel@apple.com>
1416 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
1419 2005-10-04 Steve Ellcey <sje@cup.hp.com>
1421 * tree-vect-transform.c (vect_create_epilog_for_reduction):
1422 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
1424 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
1426 * config/s390/s390.md ("TDSI","DP"): New mode macros.
1427 ("TE","tg"): New mode attributes.
1428 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
1429 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
1430 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
1431 dword_mode and one for GPRmode.
1433 2005-10-04 Ian Lance Taylor <ian@airs.com>
1435 PR preprocessor/13726
1436 * c-ppoutput.c (cb_include): Add comments parameter, and print out
1437 any comments passed in.
1439 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1441 * tree.c (annotate_with_file_line): Fix typo.
1443 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1446 * builtins.c (fold_builtin_memcmp): When constructing the pointer
1447 type used to access data in the inlined length == 1 case, use
1448 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
1449 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
1451 2005-10-04 Uros Bizjak <uros@kss-loka.si>
1453 * config/i386/i386.h (TARGET_FISTTP): Enable also for
1454 TARGET_SSE3 and only for TARGET_80387.
1455 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
1456 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
1457 Do not depend on TARGET_80387.
1459 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1461 * tree.c (last_annotated_node): Change type to location_t*.
1462 (annotate_with_file_line): Reflect the change of
1463 last_annotated_node type.
1465 2005-10-04 Richard Guenther <rguenther@suse.de>
1468 * c-decl.c (grokdeclarator): Don't write to fields
1471 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1474 * c-decl.c (finish_decl): Use set_user_assembler_name even for
1476 * varasm.c (make_decl_rtl): If a register variable does not
1477 have a set user assmbler name, error out.
1478 Decode the asmspec is now name+1 bypassing '*'.
1480 2005-10-04 Steven Bosscher <stevenb@suse.de>
1482 PR tree-optimization/23049
1483 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
1484 of a COND_EXPR is folded before calling fold on the whole rhs of a
1485 conditional assignment.
1486 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
1487 document that a COND_EXPR may appear there.
1489 2005-10-03 Diego Novillo <dnovillo@redhat.com>
1492 * tree-vrp.c (extract_range_from_assert): If the new numeric
1493 range created out of the assertion contradicts the existing
1494 numeric range of the ASSERT_EXPR variable, make the new range
1497 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
1499 * config/sh/sh.c (sh_register_move_cost): Add case for moving
1500 from T_REGS to FP register class.
1502 2005-10-03 Richard Henderson <rth@redhat.com>
1505 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
1506 before creating a new one.
1508 2005-10-03 David Edelsohn <edelsohn@gnu.org>
1510 * config/rs6000/t-aix43 (LDFLAGS): New.
1511 * config/rs6000/t-aix52 (LDFLAGS): New.
1513 2005-10-03 Ian Lance Taylor <ian@airs.com>
1515 * gimplify.c (find_single_pointer_decl_1): New static function.
1516 (find_single_pointer_decl): New static function.
1517 (internal_get_tmp_var): For a formal variable, set restrict base
1518 information if appropriate.
1519 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
1521 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
1522 (DECL_GET_RESTRICT_BASE): Define.
1523 (SET_DECL_RESTRICT_BASE): Define.
1524 (decl_restrict_base_lookup): Declare.
1525 (decl_restrict_base_insert): Declare.
1526 (struct tree_decl_with_vis): Add based_on_restrict_p field.
1527 * tree.c (restrict_base_for_decl): New static variable.
1528 (init_ttree): Initialize restrict_base_for_decl.
1529 (copy_node_stat): Copy restrict base information.
1530 (decl_restrict_base_lookup): New function.
1531 (decl_restrict_base_insert): New function.
1532 (print_restrict_base_statistics): New static function.
1533 (dump_tree_statistics): Call print_restrict_base_statistics.
1535 2005-10-02 Diego Novillo <dnovillo@redhat.com>
1538 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
1539 case of anti-ranges.
1541 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
1544 * c-typeck.c (tagged_tu_seen): Rename to ...
1545 (tagged_tu_seen_cache): this and add val field.
1546 (comptypes): Move functional to comptypes_internal
1547 and free tagged_tu_seen.
1548 (comptypes_internal): New function and call comptypes_internal
1549 instead of comptypes. Speed up by sibcalling
1550 tagged_types_tu_compatible_p.
1551 (alloc_tagged_tu_seen): New function
1552 (free_all_tagged_tu_seen_up_to): New function.
1553 (tagged_types_tu_compatible_p): Return the val of the seen two
1555 Add that the two types are the same to tagged_tu_seen_base
1556 if they are and call comptypes_internal instead of comptypes.
1557 <case UNION_TYPE>: Speed up common type where the fields are
1559 (function_types_compatible_p): Call comptypes_internal instead of
1561 (type_lists_compatible_p): Likewise.
1562 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
1564 2005-10-02 Matthias Klose <doko@debian.org>
1566 * doc/invoke.texi: Fix typo and speling error.
1568 2005-10-01 Richard Henderson <rth@redhat.com>
1570 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
1572 2005-10-01 Mark Mitchell <mark@codesourcery.com>
1574 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
1575 using --start-group and --end-group.
1577 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1579 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
1580 FIXME note regarding quirky semantics.
1582 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1585 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
1586 non-null range as a last resort.
1588 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
1589 Diego Novillo <dnovillo@redhat.com>
1592 * tree-vrp.c (extract_range_from_assert): For !=
1593 assertions, only build an anti-range if LIMIT is a
1594 single-valued range.
1596 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
1598 * arm.md (movqi): On thumb when optimizing, handle loading from
1599 memory by describing this as taking a subreg of a zero-extended load
1600 into an SImode register.
1603 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
1605 * reload1.c (merge_assigned_reloads): Do not change any
1606 RELOAD_FOR_OUTPUT_ADDRESS reloads.
1608 2005-09-30 Geoffrey Keating <geoffk@apple.com>
1610 * Makefile.in (LIPO_FOR_TARGET): Define.
1611 (STRIP_FOR_TARGET): Define.
1613 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
1614 before creating new ones. Do symlinks before creating the actual
1617 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
1618 to work out which multilibs are actually being built.
1620 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
1622 * tree-vect-transform.c, config/ms1/ms1.md,
1623 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
1624 Follow spelling conventions.
1625 * doc/invoke.texi, doc/md.texi: Fix typos.
1627 2005-09-30 Andrew Macleod <amacleod@redat.com>
1629 PR tree-optimization/21430
1630 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
1631 use operands, and set stmt pointer if need be.
1632 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
1633 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
1636 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1639 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
1641 2005-09-29 Mark Mitchell <mark@codesourcery.com>
1643 * optabs.c (expand_binop): Initialize first_pass_p.
1645 2005-09-29 Jakub Jelinek <jakub@redhat.com>
1648 * c-decl.c (c_write_global_declarations_1): If any
1649 wrapup_global_declaration_2 call returned true, restart the loop.
1651 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
1653 Fix PR tree-optimization/24117
1654 * tree-ssa-structalias.c (find_func_aliases): Strip nops
1655 before considering whether to use anyoffset.
1657 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1661 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1663 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1665 (swap_commutative_operands_with_target): New.
1667 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1670 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
1673 2005-09-29 Steven Bosscher <stevenb@suse.de>
1675 PR tree-optimization/23911
1676 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
1677 and IMAGPART_EXPR too.
1679 2005-09-28 Mark Mitchell <mark@codesourcery.com>
1682 * expmed.c (expand_shift): Move logic to reverse rotation
1683 direction when rotating by constants ...
1684 * optabs.c (expand_binop): ... here.
1685 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
1686 (ix86_rotrdi3): New pattern.
1687 (rotldi3): Handle 32-bit mode.
1688 (ix86_rotldi3): New pattern.
1690 2005-09-29 Alan Modra <amodra@bigpond.net.au>
1693 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
1694 check for numbers that need no bit twiddle.
1696 2005-09-28 Geoffrey Keating <geoffk@apple.com>
1698 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
1699 multilib to be built.
1701 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
1702 (stage1-start): Delete old libgcc and libunwind before moving
1703 anything into the stage directory.
1704 (stage2-start): Likewise.
1705 (stage3-start): Likewise.
1706 (stage4-start): Likewise.
1707 (stageprofile-start): Likewise.
1708 (stagefeedback-start): Likewise.
1709 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
1710 header in tm_file and CPU-specific t-darwin in tmake_file.
1711 (i[34567]86-*-darwin*): Don't change tm_file.
1712 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
1713 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
1714 shared library stub for target OS version.
1715 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
1716 (SHLIB_LINK): Don't make SHLIB_SOLINK.
1717 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
1718 (libgcc_s.%.dylib): New.
1720 (install-darwin-libgcc-stubs): New.
1721 (INSTALL_LIBGCC): New append.
1722 * config/i386/darwin-libgcc.10.4.ver: New.
1723 * config/i386/darwin-libgcc.10.5.ver: New.
1724 * config/i386/t-darwin: New.
1725 * config/rs6000/darwin-libgcc.10.4.ver: New.
1726 * config/rs6000/darwin-libgcc.10.5.ver: New.
1727 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
1728 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
1730 2005-09-28 Paul Brook <paul@codesourcery.com>
1732 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
1735 2005-09-28 Richard Guenther <rguenther@suse.de>
1737 PR tree-optimization/23853
1738 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
1739 host_integerp to verify misalignment value.
1741 2005-09-28 Richard Henderson <rth@redhat.com>
1743 * builtins.c (get_builtin_sync_mode): New.
1744 (expand_builtin_sync_operation): Pass in mode argument.
1745 (expand_builtin_compare_and_swap): Likewise.
1746 (expand_builtin_lock_test_and_set): Likewise.
1747 (expand_builtin_lock_release): Likewise.
1748 (expand_builtin): Update to match.
1750 2005-09-28 Nick Clifton <nickc@redhat.com>
1752 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
1753 formatting. Add check to PLUS case to ensure that the offset is
1754 within an acceptable range.
1756 * config/v850/v850.md (casesi): Disable the generation of the
1757 switch pattern as it is not being handled properly at the moment.
1759 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
1760 for when the high words are identical.
1762 2005-09-27 Richard Henderson <rth@redhat.com>
1764 * pretty-print.c (pp_base_format): Fix typo for %>.
1766 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
1767 Devang Patel <dpatel@apple.com>
1769 PR tree-optimization/23625
1770 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
1771 LABEL_EXPR, assertion check.
1773 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
1775 * optabs.c (no_conflict_move_test): Check if a result of a
1776 to-be-moved insn would be clobbered by an originally
1779 2005-09-27 Jeff Law <law@redhat.com>
1781 * passes.c (init_optimization_passes): Replace copy propagation
1782 passes immediately after DOM with phi-only copy propagation
1783 pases. Add phi-only copy propagation pass after first DOM pass.
1784 * tree-pass.h (pass_phi_only_copy_prop): Declare.
1785 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
1786 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
1787 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
1788 to init_copy_prop. Callers updated.
1789 (do_phi_only_copy_prop): New function.
1790 (pass_phi_only_copy_prop): New pass descriptor.
1792 2005-09-27 Nick Clifton <nickc@redhat.com>
1794 * libgcc2.c (__popcount_tab): Remove redundant prototype.
1796 2005-09-26 Jason Merrill <jason@redhat.com>
1799 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
1801 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
1803 2005-09-26 James E Wilson <wilson@specifix.com>
1805 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
1806 copyright. Add gcc copyright plus libgcc exception.
1807 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
1809 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
1811 2005-09-26 Jeff Law <law@redhat.com>
1813 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
1814 about when to iterate.
1816 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
1819 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
1820 for __complex__ double in -mcpu=G5 mode.
1822 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
1824 PR tree-optimization/23942
1825 * Makefile.in (SCEV_H): Depends on PARAMS_H.
1826 * tree-scalar-evolution.c: Include params.h.
1828 (follow_ssa_edge, follow_ssa_edge_in_rhs,
1829 follow_ssa_edge_in_condition_phi_branch,
1830 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
1831 Change return type to t_bool. Use a parameter to limit the size of
1832 trees that are walked before stopping
1833 (analyze_evolution_in_loop): Initialize the limit to 0.
1834 (follow_ssa_edge): Give up by returning t_dont_know if the limit
1835 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1837 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1840 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
1841 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
1843 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
1845 * combine.c (make_extraction): Check for valid use of subreg.
1847 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1850 * config/i386/i386.md ("*fistdi2_1"): New pattern.
1851 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
1852 ("fist<mode>2_with_temp"): Use only register operands.
1854 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
1856 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
1857 CALL_INSN_FUNCTION_USAGE.
1859 2005-09-26 Richard Guenther <rguenther@suse.de>
1862 * gcse.c: Include hashtab.h, define ldst entry hashtable.
1863 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
1864 (ldst_entry): Use the hashtable instead of list-walking.
1865 (find_rtx_in_ldst): Likewise.
1866 (free_ldst_entry): Free the hashtable.
1867 (compute_ld_motion_mems): Create the hashtable.
1868 (trim_ld_motion_mems): Remove entry from hashtable if
1869 removing it from list.
1870 (compute_store_table): Likewise^2.
1871 (store_motion): Free hashtable in case we did not see
1874 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
1876 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1877 and arg1 if we are passing them to fold_build2.
1879 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
1882 * config/i386/i386.c (ix86_function_regparm): Fix the test for
1885 2005-09-25 Richard Henderson <rth@redhat.com>
1887 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
1888 SYMBOL_REF_TLS_MODEL to be correct.
1890 2005-09-24 Richard Henderson <rth@redhat.com>
1892 * ipa-type-escape.c (discover_unique_type): Remove dead code at
1893 end of function. Reindent.
1895 2005-09-24 Ian Lance Taylor <ian@airs.com>
1897 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
1898 NEGATE_EXPR/BIT_NOT_EXPR case.
1900 2005-09-24 Richard Henderson <rth@redhat.com>
1902 * c-common.c (handle_mode_attribute): When not modifying in place,
1903 create subtypes for enumerations.
1904 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
1905 * gimplify.c (create_tmp_from_val): Likewise.
1907 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
1909 * config/i386/i386.md (*tls_global_dynamic_64,
1910 *tls_local_dynamic_base_64): Add missing mode to call.
1911 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
1913 2005-09-24 Jan Hubicka <jh@suse.cz>
1915 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
1916 (cgraph_clone_node): Likewise.
1917 * cgraph.h (cgraph_clone_edge): Update prototype.
1918 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
1919 duplicated prototypes; add updating argument.
1920 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
1921 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
1923 (cgraph_mark_inline_edge): Likewise.
1924 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
1925 (cgraph_flatten_node): Likewise.
1926 (cgraph_decide_recursive_inlining): Likewise.
1927 (cgraph_decide_inlining_of_small_function): Likewise.
1928 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1930 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1931 Pete Steinmetz <steinmtz@us.ibm.com>
1933 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
1934 (rldic.): Set type to "compare".
1936 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
1937 mfjmpr for MFCTR/MFLR.
1938 (movdf_hardfloat64): Same.
1939 (movdf_softfloat64): Same. Correct order of store and move types.
1940 (movti_string): Set type to store_ux/load_ux.
1941 (load_multiple): Set type to load_ux.
1942 (store_multiple): Set type to store_ux.
1943 (movmemsi): Set type to store_ux.
1944 (output_cbranch direct_return): Set type to jmpreg.
1945 (stmw): Set type to store_ux.
1946 (lmw): Set type to load_ux.
1947 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
1948 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
1949 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
1950 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
1951 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
1952 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
1953 (rios1-fpstore): Increase latency to 3.
1954 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
1955 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
1957 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1958 Andrew Pinski <pinskia@physics.uc.edu>
1960 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
1961 operand2 constraint to "b".
1962 (sync_<fetchop_name>di_internal): Same.
1963 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
1965 (sync_old_<fetchop_name>di_internal): Same.
1966 (sync_new_<fetchop_name>si_internal): Same.
1967 (sync_new_<fetchop_name>di_internal): Same.
1969 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
1972 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
1973 case, define as macros.
1975 PR rtl-optimization/23837
1976 * optabs.c (no_conflict_move_test): Don't set must_stay for a
1977 clobber / clobber match between dest and p->first.
1979 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
1980 (no_conflict_move_test): Update comments.
1982 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1984 * doc/install.texi: Update URL for Jacks.
1985 * doc/sourcebuild.texi: Likewise.
1987 2005-09-22 David Edelsohn <edelsohn@gnu.org>
1990 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
1991 registers when choosing register preferences.
1992 (movdf_hardfloat64): Same.
1994 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
1996 * expmed.c (expand_shift): Don't use the target of the rotate as
1997 target for the first expanded shift insn.
1998 * testsuite/gcc.dg/20050922-1.c: Testcase added.
2000 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
2002 PR tree-optimization/22438
2003 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
2004 preserved iv rhs rewriting specially.
2006 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
2008 * tree-data-ref.c (analyze_array_indexes): Only estimate when
2009 estimate_only is true.
2010 * tree-flow.h (ref_contains_indirect_ref): New prototype.
2011 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
2012 tree-ssa-structalias.c
2013 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
2014 ref_contains_indirect_ref.
2015 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
2017 2005-09-21 DJ Delorie <dj@redhat.com>
2019 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
2021 (mn10300_return_in_memory): Support variable size types also.
2022 (mn10300_pass_by_reference): Likewise.
2023 (mn10300_function_value): New.
2024 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
2025 (FUNCTION_OUTGOING_VALUE): Likewise.
2026 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
2027 * doc/invoke.texi: Document it.
2029 2005-09-21 Uros Bizjak <uros@kss-loka.si>
2032 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
2033 force integer op1 into register for XFmode compares.
2035 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
2038 * expmed.c (alg_code): Add alg_impossible.
2039 (alg_hash_entry): Add cost.
2040 (synth_mult): Record alg_impossible in the hash table if
2041 multiplication by a given integer is impossble within the
2042 limit. Speed up using alg_impossible.
2044 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2046 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
2047 argument. Allow and set any offset if needs_anyoffset is passed
2049 (get_constraint_for): Add argument here too.
2051 (do_structure_copy): Pass NULL to get_constraint_for.
2052 (handle_ptr_arith): Ditto.
2053 (find_func_aliases): Ditto.
2055 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
2057 PR rtl-optimization/23898
2058 * output.h (get_attr_min_length): Declare.
2059 * final.c (get_attr_length_1): New function, broken out of:
2061 (get_attr_min_length): New function.
2062 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
2063 (duplicate_computed_gotos): Likewise.
2064 * genattr.c (insn_min_length): Generate declaration.
2065 * genattrtab.c (min_fn, min_attr_value): New functions.
2066 (make_length_attrs): Generate insn_min_length.
2068 2005-09-20 Steve Ellcey <sje@cup.hp.com>
2070 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
2072 2005-09-20 Richard Henderson <rth@redhat.com>
2074 PR tree-optimization/24059
2075 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
2078 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
2080 * c.opt (fextended-identifiers): New.
2081 * c-opts.c (c_common_handle_option): Handle
2082 -fextended-identifiers.
2083 * doc/cpp.texi: Update documentation of extended identifiers.
2084 * doc/cppopts.texi (-fextended-identifiers): Document.
2086 2005-09-20 Jakub Jelinek <jakub@redhat.com>
2088 PR tree-optimization/23929
2089 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
2092 PR tree-optimization/23818
2093 * tree-stdarg.c (execute_optimize_stdarg): Call
2094 calculate_dominance_info.
2096 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2098 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
2099 (analyze_siv_subscript_cst_affine): Add weak SIV test.
2100 (compute_overlap_steps_for_affine_1_2): Use
2101 get_number_of_iters_for_loop.
2102 (analyze_subscript_affine_affine): Check whether difference is
2104 Use get_number_of_iters_for_loop.
2105 Check whether overlap occurs outside of bounds.
2106 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
2108 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
2110 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
2111 base register if possible.
2113 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
2115 PR tree-optimization/18463
2116 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
2117 converting it directly is not possible.
2118 (chrec_convert_aggressive): New function.
2119 * tree-chrec.h (chrec_convert_aggressive): Declare.
2120 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
2121 Fold chrec conversions aggressively if asked to.
2122 (instantiate_parameters): Modified because of changes in
2123 instantiate_parameters_1.
2125 2005-09-19 Richard Henderson <rth@redhat.com>
2127 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
2128 (reduc_splus_v2df): New.
2130 2005-09-19 Richard Sandiford <richard@codesourcery.com>
2132 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
2133 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
2135 2005-09-19 Richard Henderson <rth@redhat.com>
2137 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
2140 2005-09-19 Richard Henderson <rth@redhat.com>
2142 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
2143 (ia64_expand_dot_prod_v8qi): New.
2144 * config/ia64/ia64-protos.h: Update.
2145 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
2146 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
2147 sdot_prodv8qi, sdot_prodv4hi): New.
2148 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
2150 2005-09-19 Richard Henderson <rth@redhat.com>
2153 * real.c (exact_real_truncate): Return false if the format cannot
2154 represent the number as a normal.
2156 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
2157 for a memory source.
2159 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
2161 * tree-ssa-operands.c (swap_tree_operands): Export.
2162 * tree.h (swap_tree_operands): Declare.
2163 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
2164 Call swap_tree_operands.
2166 2005-09-19 Richard Henderson <rth@redhat.com>
2168 * tree-flow.h (merge_alias_info): Declare.
2169 * tree-ssa-copy.c (merge_alias_info): Export.
2170 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
2171 (vect_create_data_ref_ptr): Use create_iv directly.
2172 (vectorizable_load): Use correct types for integer constants.
2173 (vect_generate_tmps_on_preheader): Likewise.
2174 (vect_gen_niters_for_prolog_loop): Likewise.
2176 2005-09-19 Steven Bosscher <stevenb@suse.de>
2178 PR rtl-optimization/23943
2179 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
2181 2005-09-18 Jan Hubicka <jh@suse.cz>
2183 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
2185 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
2187 * varasm.c (output_constant): Do not abort on conversions to union
2188 types between different sizes.
2190 2005-09-18 Richard Guenther <rguenther@suse.de>
2193 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
2196 2005-09-18 Paul Brook <paul@codesourcery.com>
2198 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
2200 2005-09-17 Richard Henderson <rth@redhat.com>
2202 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
2203 * tree-ssa-loop.c (pass_vect_dce): Remove.
2204 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
2207 2005-09-17 Richard Henderson <rth@redhat.com>
2209 * tree-pass.h (pass_vect_dce): Declare.
2210 * passes.c (init_optimization_passes): Add it.
2211 * tree-flow.h (tree_ssa_dce): Declare.
2212 * tree-ssa-dce.c (tree_ssa_dce): Export.
2213 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
2214 (gate_tree_vectorize): ... here.
2215 (pass_vect_dce): New.
2217 2005-09-17 Jan Hubicka <jh@suse.cz>
2219 * except.c (struct eh_status): Turn region_array into vec.
2220 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
2221 convert_from_eh_region_ranges, find_exception_handler_labels,
2222 current_function_has_exception_handlers, assign_filter_values,
2223 build_post_landing_pads, dw2_build_landing_pads,
2224 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
2225 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
2226 foreach_reachable_handler, can_throw_internal_1,
2227 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
2229 (duplicate_eh_region_1): Update region_array.
2230 (duplicate_eh_regions): Resize region_array and avoid recomputing.
2232 2005-09-17 David Edelsohn <edelsohn@gnu.org>
2235 * expmed.c (expand_mult): Substitute simple register for op0 when
2238 2005-09-17 Richard Henderson <rth@redhat.com>
2240 * expr.c (emit_move_via_integer): Add force argument, pass it on
2241 to emit_move_change_mode. Update callers.
2242 (emit_move_complex): Pass true to new force argument.
2243 * function.c (expand_function_end): Move expand_eh_return call
2244 earlier. Merge sub-word complex values into a pseudo before
2245 copying to the return hard register.
2247 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
2249 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
2250 between different sizes.
2252 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
2256 * passes.c (init_optimization_passes): Register dump files for
2259 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
2261 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
2262 * config/s390/s390.c (s390_overlap_p): New function.
2263 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
2264 peephole2, "*xc" peephole2): Added overlap check to the peephole2
2267 2005-09-16 Richard Guenther <rguenther@suse.de>
2269 * ipa-pure-const.c (static_execute): Free auxiliar information.
2270 * ipa-type-escape.c (discover_unique_type): Free temporary key.
2271 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
2273 2005-09-15 DJ Delorie <dj@redhat.com>
2275 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
2277 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
2279 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2281 (swap_commutative_operands_with_target): New.
2283 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
2285 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
2288 (estimate_iters_using_array): New function.
2289 * tree-data-ref.h (estimate_iters_using_array): Prototype
2290 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
2291 Use estimate_iters_using_array instead of analyze_array.
2293 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
2295 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
2298 2005-09-15 Michael Matz <matz@suse.de>
2300 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
2302 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
2304 PR tree-optimization/23835
2305 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
2306 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
2308 2005-09-14 Richard Henderson <rth@redhat.com>
2310 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
2311 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
2313 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
2315 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
2316 in the ARRAY_TYPE case.
2318 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
2320 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
2322 2005-09-14 Uros Bizjak <uros@kss-loka.si>
2325 * tree-vect-transform.c (vectorizable_operation): Return false for
2326 scalar shift operations and for vector shift operations with
2327 non-invariant shift arguments. Use scalar tree operand op1 as
2328 a shift operand when vector shift insn pattern uses scalar shift
2330 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
2332 2005-09-14 Olivier Hainque <hainque@adacore.com>
2334 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
2335 value if it has side-effects.
2337 2005-09-14 David Edelsohn <edelsohn@gnu.org>
2340 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
2342 2005-09-14 Alan Modra <amodra@bigpond.net.au>
2344 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
2345 passed as NAME as if it were label at start of function code.
2347 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
2349 * config/sh/sh.md (*movv4sf_i): Add general register cases to
2352 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
2354 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
2355 as early clobber. Rewrite so the PIC register is not implicitly used.
2357 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2359 * tree.c (annotate_with_file_line): Compare line numbers before
2362 2005-09-13 Uros Bizjak <uros@kss-loka.si>
2365 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
2366 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
2368 2005-09-13 Ian Lance Taylor <ian@airs.com>
2370 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
2371 than a HOST_WIDEST_INT to gen_doloop_begin.
2373 2005-09-13 Diego Novillo <dnovillo@redhat.com>
2375 * tree-dfa.c (dump_variable): Guard against NULL annotations.
2377 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
2379 PR tree-optimize/23817
2380 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
2382 2005-09-13 Alan Modra <amodra@bigpond.net.au>
2385 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
2386 word before changing the stack pointer. Use gen_frame_mem for MEMs.
2387 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
2388 (restore_stack_nonlocal): Likewise.
2389 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
2391 2005-09-12 Ian Lance Taylor <ian@airs.com>
2394 * c.opt (ffriend-injection): New C++ option.
2395 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
2396 (C++ Dialect Options): Document -ffriend-injection.
2398 2005-09-12 Josh Conner <jconner@apple.com>
2401 * ipa-reference.c (static_execute): Don't mark variables in
2402 named sections TREE_READONLY.
2404 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2406 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
2409 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
2411 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
2412 V_MUST_DEF instead of just the first_use_p.
2413 Don't mark the virtual variables for renaming on the statement which
2415 (pass_dse): Remove TODO_update_ssa.
2417 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
2420 * stor-layout.c (compute_record_mode): For records with a single
2421 field, actually check the field's mode size against the type size.
2423 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
2424 registers for TARGET_SHMEDIA.
2425 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
2426 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
2427 of GENERAL_REGS and FP_REGS.
2429 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
2431 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
2433 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2435 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
2436 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
2437 are omitted. Exclude stack_tie insn too.
2439 2005-09-11 David Edelsohn <edelsohn@gnu.org>
2441 PR rtl-optimization/23098
2442 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
2444 * config/rs6000/rs6000.md (movdf splitter): Use
2445 const_double_operand predicate for TARGET_POWERPC64.
2446 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
2447 SYMBOL_REF method to ABI_V4.
2449 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
2450 replace_equiv_address.
2451 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
2452 rs6000_sr_alias_set and MEM_NOTRAP.
2453 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
2455 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
2457 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
2458 handle CALL_EXPR again.
2460 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
2462 * arm/predicates.md (alignable_memory_operand): Delete.
2464 2005-09-10 Richard Henderson <rth@redhat.com>
2467 * dbxout.c (dbxout_expand_expr): New.
2468 (dbxout_symbol): Use it.
2470 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
2472 * arm.c (arm_gen_rotated_half_load): Delete.
2473 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
2474 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
2475 (thumb_set_return_address): Likewise.
2476 (thumb_load_double_from_address): Use adjust_address.
2477 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
2478 (extendhsisi2_mem, movhi_bytes): Use change_address.
2479 (movhi): Use widen_memory_access.
2480 (reload_out_df): Use replace_equiv_address.
2481 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
2483 2005-09-09 Richard Henderson <rth@redhat.com>
2486 * dbxout.c: Include expr.h.
2487 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
2488 (dbxout_symbol): Handle DECL_VALUE_EXPR.
2489 * Makefile.in (dbxout.o): Add EXPR_H.
2491 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
2493 PR tree-optimization/23509
2494 * tree-cfg.c (replace_uses_by): Use replace_exp.
2495 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
2496 pointers have name_mem_tag or type_mem_tag set.
2498 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2500 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
2501 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
2502 of wrongly accessing operands.
2504 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2506 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
2507 * tree-chrec.c: Include tree-scalar-evolution.h.
2508 (chrec_convert): Instantiate the base and step before calling
2509 scev_probably_wraps_p that would fail on parametric evolutions.
2510 Collect all the fails into a single section failed_to_convert,
2511 print a diagnostic, and return chrec_dont_know instead of calling
2513 * tree-scalar-evolution.c (loop_closed_phi_def): New.
2514 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
2516 (scev_const_prop): Don't replace the definition of a loop closed ssa
2517 phi node by itself, or by another loop closed ssa phi node.
2518 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
2519 that base and step are defined.
2521 2005-09-09 Richard Guenther <rguenther@suse.de>
2524 * fold-const.c (fold_ternary): Check truth_value_p before
2525 calling invert_truthvalue.
2527 2005-09-09 Nick Clifton <nickc@redhat.com>
2529 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
2530 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
2531 dimension of these arrays.
2532 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
2534 * longlong.h: Only provide a prototype for the __clz_tab[] array
2535 if this header has not been included from libgcc2.h.
2536 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
2538 Provide prototypes for exported functions.
2539 Use the __clz_tab[] and __popcount_tab[] arrays provided by
2542 2005-09-08 Josh Conner <jconner@apple.com>
2546 * expr.c (expand_expr_addr_expr_1): Don't invoke
2547 expand_simple_binop for EXPAND_INITIALIZER.
2549 2005-09-08 Richard Henderson <rth@redhat.com>
2552 * toplev.c (wrapup_global_declaration_1): Split out ...
2553 (wrapup_global_declaration_2): ... from ...
2554 (wrapup_global_declarations): ... here. Return bool.
2555 (check_global_declaration_1): Split out ...
2556 (check_global_declarations): from here.
2557 (emit_debug_global_declarations): New.
2558 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
2559 check_global_declaration_1, emit_debug_global_declarations): Declare.
2560 * c-decl.c (c_write_global_declarations_1): Don't create a vector
2561 of decls. Call wrapup_global_declaration_1,
2562 wrapup_global_declaration_2, check_global_declaration_1 directly.
2563 (c_write_global_declarations_2): New.
2565 (c_write_global_declarations): Call c_write_global_declarations_2.
2566 * langhooks.c (write_global_declarations): Call
2567 emit_debug_global_declarations.
2569 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
2570 remove decls that have DECL_RTL_SET_P.
2571 * passes.c (rest_of_decl_compilation): Invoke
2572 cgraph_varpool_finalize_decl for all but functions.
2574 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2576 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
2577 the result of a conversion if the new min and max cannot be compared.
2579 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
2581 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
2582 (override_options): Setting s390_sr_alias_set removed.
2583 (save_fpr, save_gprs): Set alias set to vararg or frame.
2584 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
2585 s390_sr_alias_set with get_frame_alias_set ().
2586 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
2587 get_varargs_alias_set ().
2589 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2593 * c-parser.c (c_parser_objc_method_definition): If the next
2594 token is not "{", error out and don't start the function.
2596 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2598 * tree-vrp.c (extract_range_from_expr): Move the check for non
2599 nullness after the check for gimple invariant.
2601 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2603 * tree.c (host_integerp, tree_low_cst): Correct function comment.
2605 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2608 * config/m32r.md (movmemsi_internal): Canonicalize order of
2609 operands in PLUS component of template.
2611 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
2613 * reload1.c (fixup_eh_region_note): Remove assertion.
2614 (fixup_abnormal_edges): Reverted removal of call to
2615 find_many_sub_basic_blocks made on 2005-08-31.
2617 2005-09-07 Richard Henderson <rth@redhat.com>
2619 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
2620 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
2621 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
2622 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
2623 rearrange for better packing.
2624 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
2625 (lookup_cfa_1): Remove inline marker.
2626 (cfa_equal_p): Split out of ...
2627 (def_cfa_1): ... here. Use INVALID_REGNUM.
2628 (build_cfa_loc): Handle !cfa->indirect.
2629 (frame_pointer_cfa_offset): New.
2630 (dbx_reg_number): Assert register elimination performed; do
2631 leaf register remapping.
2632 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
2633 (eliminate_reg_to_offset): New.
2634 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
2635 for verifiably local stack frame addresses; re-base to CFA.
2636 (mem_loc_descriptor): Remove can_use_fbreg argument.
2637 (concat_loc_descriptor, loc_descriptor): Likewise.
2638 (containing_function_has_frame_base): Remove.
2639 (rtl_for_decl_location): Don't do register elimination or
2640 leaf register remapping here.
2641 (secname_for_decl): Split out from ..
2642 (add_location_or_const_value_attribute): ... here.
2643 (convert_cfa_to_loc_list): New.
2644 (compute_frame_pointer_to_cfa_displacement): New.
2645 (gen_subprogram_die): Use them.
2646 * tree.h (frame_base_decl): Remove.
2647 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
2648 (prologue_stack_adjust): Remove.
2649 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
2650 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
2651 (set_frame_base_location): Remove.
2652 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
2653 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
2654 (vt_add_function_parameters): Don't eliminate_regs.
2655 (vt_initialize): Don't create frame_base_decl.
2657 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2659 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
2660 version of GNU binutils for 4.x and later.
2662 2005-09-06 Mark Mitchell <mark@codesourcery.com>
2664 * ggc-page.c (ggc_push_context): Remove.
2665 (ggc_pop_context): Likewise.
2666 * ggc.h (ggc_push_context): Remove.
2667 (ggc_pop_context): Likewise.
2669 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2672 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
2673 returning from an interrupt handler.
2675 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2678 * config/arc/arc.c (output_shift): Add check for loop count when
2681 2005-09-06 Steven Bosscher <stevenb@suse.de>
2683 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
2685 (abs_replacement): Likewise.
2686 (pass_phiopt): Remove TODO_update_ssa.
2688 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2691 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
2692 if "return with no value, in function returning non-void" warning
2694 * tree-cfg.c (execute_warn_function_return): Don't look at
2695 RETURN_EXPRs with TREE_NO_WARNING set.
2698 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
2699 for internal functions doesn't use registers used by global registers
2700 variables. Use fewer register parameters if there are global register
2703 2005-09-06 Olivier Hainque <hainque@adacore.com>
2704 Eric Botcazou <ebotcazou@adacore.com>
2707 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
2708 when we would be extracting outside its bit span (bitpos+bitsize
2709 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
2710 Ada unchecked conversions.
2712 2005-09-06 Steven Bosscher <stevenb@suse.de>
2714 * tree-ssa-pre.c (try_look_through_load): New function.
2715 (compute_avail): Use it to try to look through loads for some
2716 more useful expressions.
2718 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2720 * simplify-rtx.c (simplify_binary_operation_1): Correct the
2721 condition for detecting cases like (a&a) and (a^a).
2723 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
2725 * common.opt: Add option ftree-vect-loop-version.
2726 * params.def: Add --param vect-max-version-checks.
2727 * doc/invoke.texi: Document ftree-vect-loop-version and
2728 --param vect-max-version-checks.
2729 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
2730 may_misalign_stmts and defines for accessors.
2731 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
2732 LOOP_VINFO_MAY_MISALIGN_STMTS.
2733 (destroy_loop_vec_info): VEC_free for
2734 LOOP_VINFO_MAY_MISALIGN_STMTS.
2735 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2736 Update documentation.
2737 (vect_update_misalignment_for_peel): New.
2738 (vect_enhance_data_refs_alignment): Update to choose loop
2739 peeling or loop versioning if appropriate for the (potentially)
2740 unaligned data references in the loop.
2741 (vect_analyze_data_refs_alignment): Remove call to
2742 vect_enhance_data_refs_alignment so the checks can be done
2744 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
2745 and move up call to vect_analyze_data_refs_alignment.
2746 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
2747 (vect_transform_loop): Add call to loop_version.
2749 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2751 PR rtl-optimization/23098
2752 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
2753 * simplify-rtx.c (constant_pool_reference_p): New function.
2754 * rtl.h (constant_pool_reference_p): New prototype.
2755 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
2756 constant_pool_reference_p in condition and
2757 avoid_constant_pool_reference in preparation statements.
2759 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
2761 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
2762 STRICT_LOW_PART SETs.
2764 2005-09-06 Alan Modra <amodra@bigpond.net.au>
2767 * except.c (sjlj_emit_function_enter): Find the function begin
2768 note even when it's not in first basic block.
2770 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
2772 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
2773 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
2774 * aclocal.m4: Regenerate.
2776 2005-09-05 DJ Delorie <dj@redhat.com>
2778 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
2781 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
2783 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
2784 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
2785 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
2786 Follow spelling conventions.
2787 * doc/invoke.texi: Follow spelling conventions.
2789 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2791 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
2792 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
2793 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
2795 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2798 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
2799 (output_stack_adjust): Use gen_tmp_stack_mem.
2800 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
2801 (sh_set_return_address, sh_allocate_initial_value): Likewise.
2802 (sh_get_pr_initial_val): Likewise.
2803 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
2804 (sh_initialize_trampoline): Likewise. Also use adjust_address.
2805 * sh.md (divsi_inv_m0): Use gen_const_mem.
2806 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
2807 (movdf_i4+1): Use gen_tmp_stack_mem.
2808 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
2809 (fpu_switch+2): Likewise.
2810 (movv4sf_i, movv16sf_i): Use adjust_address.
2811 (symGOT_load): Set MEM_NOTRAP_P bit.
2813 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2816 * pa.c (emit_move_sequence): Fix typo in last change.
2818 2005-09-03 Jakub Jelinek <jakub@redhat.com>
2820 PR rtl-optimization/23454
2821 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
2824 2005-09-03 Richard Henderson <rth@redhat.com>
2825 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2828 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
2831 2005-09-02 Nicolas Pitre <nico@cam.org>
2833 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
2834 to bit_count to 32 bits.
2836 2005-08-31 Mark Mitchell <mark@codesourcery.com>
2839 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
2840 generating synthetic loads from volatile lvalues.
2842 005-09-02 Nick Clifton <nickc@redhat.com>
2844 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
2845 __ctzhi2, __clzhi2): New functions.
2847 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
2850 * tree-nested.c (struct var_map_elt): Mark with GTY.
2851 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
2853 (lookup_field_for_decl): Allocate new element in GC memory.
2854 (lookup_tramp_for_decl): Likewise.
2855 (convert_nl_goto_reference): Likewise
2856 (create_nesting_tree): Allocate info in GC memory. Likewise for
2858 (free_nesting_tree): Free with ggc_free instead of free.
2859 (root): New static variable.
2860 (lower_nested_functions): Remove root as local variable. And zero out
2861 root at the end of the function.
2863 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
2865 PR rtl-optimization/20365
2866 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
2867 to short. New member ix.
2868 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
2869 (simplify_plus_minus): Initialize ix members before calling qsort.
2871 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
2873 PR tree-optimization/23626
2874 * tree-cfg.c (replace_uses_by): Clean up eh info.
2876 2005-09-01 DJ Delorie <dj@redhat.com>
2878 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
2881 2005-09-01 David Edelsohn <edelsohn@gnu.org>
2883 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
2884 (rs6000_split_multireg_move): Use replace_equiv_address instead of
2887 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
2889 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
2890 do not issue warning for a variable definition following
2893 2005-09-01 Richard Henderson <rth@redhat.com>
2896 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
2897 conversion to CONST_VECTOR.
2899 2005-09-01 Richard Henderson <rth@redhat.com>
2902 * reload1.c (reload_as_needed): Check !CALL_P before calling
2903 fixup_eh_region_note.
2904 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
2906 2005-09-01 DJ Delorie <dj@redhat.com>
2908 * varasm.c (output_constant): Let the target resolve
2909 conversions of addresses to non-default pointer sizes.
2911 2005-09-01 Nicolas Pitre <nico@cam.org>
2913 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
2914 to alow matching ARM pre-indexed addressing mode.
2915 (arm_override_options): Remove now irrelevant comment.
2917 2005-09-01 Phil Edwards <phil@codesourcery.com>
2919 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
2920 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
2921 * config/i386/vxworks.h: Likewise.
2922 * config/i386/t-vxworksae: New file, for VxWorks AE.
2923 * config/i386/vxworksae.h: Likewise.
2925 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
2927 PR tree-optimization/23410
2928 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
2929 sequence is not wrapping during the first step.
2931 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2934 * dwarf2out.c (base_type_die): Compare char_type_node with
2935 TYPE_MAIN_VARIANT (type), not type.
2937 2005-09-01 Richard Guenther <rguenther@suse.de>
2939 PR tree-optimization/15366
2940 * common.opt: Add -finline-functions-called-once.
2941 Put -fearly-inlining in alphabetically ordered place.
2942 * doc/invoke.texi: Document new option.
2943 * ipa-inline.c (cgraph_decide_inlining): Honour
2944 flag_inline_functions_called_once.
2946 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2948 PR rtl-optimization/23478
2949 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
2950 (alloc_qty): Initialize it.
2951 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
2952 (combine_regs): Combine also n_throwing_calls_crossed fields.
2953 (find_free_reg): Don't attempt to caller-save pseudos crossing
2954 calls that might throw.
2955 * global.c (struct allocno): Add throwing_calls_crossed field.
2956 (global_alloc): Revert 2005-08-22 change. Initialize
2957 throwing_calls_crossed.
2958 (find_reg): Don't attempt to caller-save pseudos crossing calls that
2961 2005-09-01 Alan Modra <amodra@bigpond.net.au>
2964 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
2965 (mask64_operand): Reinstate code prior to 2005-06-11 change.
2966 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
2967 (and64_2_operand): Tweak to use predicate.
2968 (and_operand): Adjust for mask_operand changes.
2969 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
2970 (print_operand): Likewise.
2971 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
2972 (mask64_1or2_operand): Delete.
2973 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
2974 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
2975 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
2976 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
2977 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
2978 (rotldi3_internal4): Likewise.
2979 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
2980 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
2981 (ashldi3_internal7): Likewise.
2982 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
2983 (ashldi3_internal, ashldi3_internal9 split): Likewise.
2984 (anddi3 split): Don't match mask64_operand.
2985 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
2986 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
2987 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
2988 't' splitter predicate.
2989 (movdi_internal64 + 2): Revert 2005-06-11 change.
2991 2005-08-31 DJ Delorie <dj@redhat.com>
2993 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
2994 (m32c_asm_integer): Add support for 32 bit pointers.
2996 2005-08-31 Richard Henderson <rth@redhat.com>
2998 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
2999 component-like references for setting MEM_NOTRAP_P.
3001 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
3002 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
3004 2005-08-31 Richard Henderson <rth@redhat.com>
3006 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
3007 into a pseudo before applying gen_lowpart.
3009 2005-08-31 Geoffrey Keating <geoffk@apple.com>
3011 * doc/install.texi (Specific): Update cctools version required
3012 for full functionality.
3013 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
3014 linkers as -macosx_version_min.
3016 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
3019 * sh.c (print_operand, %R and %S): Add handling of floating point
3020 registers, memory, constants and invalid operands.
3022 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
3024 * ipa-pure-const.c: Change dump name.
3026 2005-08-31 Uros Bizjak <uros@kss-loka.si>
3029 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
3030 to "reg_or_0_operand".
3031 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
3033 2005-08-31 Dale Johannesen <dalej@apple.com>
3035 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
3036 loops that count down.
3038 2005-08-31 Richard Henderson <rth@redhat.com>
3041 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
3042 (fixup_eh_region_note): New.
3043 (reload_as_needed): Call it.
3044 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
3045 don't call find_many_sub_basic_blocks; call verify_flow_info.
3046 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
3047 (keep_stack_depressed): Likewise.
3048 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
3050 2005-08-31 Richard Henderson <rth@redhat.com>
3052 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
3055 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
3057 * expr.c (expand_expr_real_1): Compare size of address
3058 mode to target's address mode size in deciding expansion of
3059 the constant address.
3061 2005-08-31 Richard Guenther <rguenther@suse.de>
3064 * expr.c (all_zeros_p): New function.
3065 (expand_expr_real_1): Handle the case of an all-zero
3066 non-addressable constructor separately.
3068 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
3070 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
3071 arguments, adjust all callers.
3072 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
3074 2005-08-30 Richard Henderson <rth@redhat.com>
3077 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
3078 whenever the mode sizes match.
3080 2005-08-31 Alan Modra <amodra@bigpond.net.au>
3082 * calls.c (load_register_parameters): Fix comment typo.
3083 * expr.c (emit_push_insn): Comment formatting.
3085 2005-08-30 Ian Lance Taylor <ian@airs.com>
3087 * config/i386/x-cygwin (host-cygwin): Change dependency from
3088 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
3090 2005-08-29 Geoffrey Keating <geoffk@apple.com>
3092 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
3095 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
3098 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
3099 call to ggc_collect.
3101 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
3104 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
3105 beginning. Remove $(INCLUDES) from all the rules, if following
3106 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
3108 2005-08-29 Jakub Jelinek <jakub@redhat.com>
3111 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
3112 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
3113 not constant, but maxlen is, don't set len to maxlen, rather
3114 set maxlen to len if len is a constant.
3116 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
3118 PR tree-optimization/23475
3119 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
3122 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
3124 Fix PR middle-end/22455
3126 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
3127 Checksum only the parts of the tree that exist for the tree code.
3129 2005-08-28 Dale Johannesen <dalej@apple.com>
3131 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
3133 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
3135 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
3137 2005-08-28 Richard Henderson <rth@redhat.com>
3139 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
3140 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
3143 2005-08-28 Jakub Jelinek <jakub@redhat.com>
3146 * builtins.c (get_memory_rtx): Don't strip nops
3147 in between COMPONENT_REFs.
3149 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
3152 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
3154 (gimplify_modify_expr): Check for zero sized types and gimplify the
3155 rhs and lhs as statements.
3157 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
3160 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
3161 state for return address column of signal frames.
3163 2005-08-27 David Edelsohn <edelsohn@gnu.org>
3166 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
3167 bytes >= 2 not bytes == 2.
3168 (expand_block_move): Same.
3170 2005-08-27 Richard Guenther <rguenther@suse.de>
3173 * config/i386/sse.md (sse2_movsd): Add missing closing
3176 2005-08-27 Paul Brook <paul@codesourcery.com>
3178 * genrecog.c (enum decision_type): Add DT_num_insns.
3179 (struct decision_test): Add u.num_insns.
3180 (add_to_sequence): Add DT_num_insns test.
3181 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
3182 (write_cond, debug_decision_2): Ditto.
3183 (change_state): Assume peep2_next_insn never fails.
3184 Remove "afterward" argument.
3185 (write afterward, write_tree): Update to match.
3186 * recog.c (peep2_current_count): New variable.
3187 (peep2_next_insn): Check it.
3188 (peephole2_optimize): Set peep2_current_count.
3189 * recog.h (peep2_current_count): Declare.
3191 2005-08-26 Josh Conner <jconner@apple.com>
3194 * ipa-pure-const.c (check_tree): Check for volatile-ness
3195 when considering a dereference.
3197 2005-08-27 Jakub Jelinek <jakub@redhat.com>
3199 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
3201 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3203 PR rtl-optimization/23561
3204 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
3205 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
3206 at most LEN bytes long memory fits into the field.
3207 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
3208 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
3209 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
3211 2005-08-26 Richard Henderson <rth@redhat.com>
3214 * loop.c (biased_biv_may_wrap_p): New.
3215 (maybe_eliminate_biv_1): Use it to suppress non-equality
3216 comparison transformations. Delete disabled code.
3218 2005-08-26 Ian Lance Taylor <ian@airs.com>
3220 * combine.c (make_extraction): Avoid reference outside object.
3222 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
3224 * stor-layout.c (finalize_type_size): Restore behaviour for
3225 non-aggregate types to the status quo ante of the patch for
3226 pr 23467. Document why it matters.
3228 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3231 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
3232 array by one element, initialize the BT_LAST element with NULL.
3234 2005-08-26 David Edelsohn <edelsohn@gnu.org>
3236 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
3237 optimizing for size.
3239 (compare_plus_eqsi): Same.
3240 (plus_eqsi_compare): Same.
3241 (neg_eq0<mode>): Same.
3242 (neg_eq<mode>): Same.
3244 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
3247 2005-08-26 Nick Clifton <nickc@redhat.com>
3249 * config/v850/v850.c (ep_memory_operand): Return FALSE if
3250 TARGET_EP is not defined.
3251 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
3252 TARGET_EP is enabled.
3253 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
3254 * config/v850/v850.md (save_all_interrupt): Only use the EP
3255 register if TARGET_EP is defined.
3256 (restore_all_interrupt): Likewise.
3257 * config/v850/lib1funcs.asm: Update functions so that the EP
3258 register is only used if __EP__ is defined.
3260 2005-08-26 David Ung <davidu@mips.com>
3262 * config/mips/mips.c (mips_expand_prologue): Handle case when
3263 generating for MIPS16 and the outgoing argument area is more than
3264 SMALL_OPERAND. Use the frame pointer as temporary to generate the
3267 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
3269 * config/crx/crx.md: Make doloop_end pattern usage controllable
3270 via mloop-nesting=<max-nesting> command line switch. Make sure
3271 the combiner cannot use doloop_end_<mode> in an illegal way.
3272 * config/crx/crx.c: Use regs up to r6 for argument passing.
3273 Refine crx_address_cost (non cst4 displacements are expensive).
3274 * config/crx/crx.opt: Add switch for mloop-nesting=.
3276 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
3278 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
3279 (UNSPEC_MVST): New constant.
3281 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
3283 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
3284 Reject operands containing eliminable registers.
3285 * testsuite/gcc.dg/20050825-1.c: New testcase.
3287 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3288 Jan Hubicka <jh@suse.cz>
3290 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
3292 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3294 PR tree-optimization/23546
3295 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
3298 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
3300 * params.def (PARAM_MIN_SPEC_PROB): New.
3301 * sched-rgn.c (MIN_PROBABILITY): Delete.
3302 (compute_trg_info): Convert to PARAM_VALUE.
3303 * doc/invoke.texi (param): Document min-spec-prob.
3305 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
3307 * config/darwin.h: define __PIC__
3308 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
3309 TARGET_OS_CPP_BUILTINS macro.
3311 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3313 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
3316 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3318 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
3320 * cfghooks.c (duplicate_block): Added position where to place
3321 new block as argument.
3322 * cfghooks.h (duplicate_block): Declaration changed.
3323 * cfglayout.c (copy_bbs): Add argument after. Pass it to
3325 * cfglayout.h (copy_bbs): Declaration changed.
3326 * cfgloop.h (loop_version): Declaration changed.
3327 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
3328 position to copy_bbs.
3329 (loop_version): Pass position to duplicate_loop_to_header_edge.
3330 Add place_after argument and position new blocks according to
3332 * modulo-sched.c (sms_schedule): Pass place_after argument
3334 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
3335 * tree-cfg.c (split_edge_bb_loc): New function.
3336 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
3337 to determine position of new blocks.
3338 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
3340 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
3341 argument to duplicate_block.
3342 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
3343 Pass position to copy_bbs.
3345 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3347 * fold-const.c (ptr_difference_const): Use
3348 cst_and_fits_in_hwi instead of host_integerp.
3350 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3352 * config/darwin.c (gen_pic_offset): New.
3353 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
3356 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
3358 PR tree-optimization/23486
3359 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
3361 2005-08-23 Phil Edwards <phil@codesourcery.com>
3363 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
3364 remove use_collect2.
3365 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
3367 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
3368 configuration files to override the default value.
3370 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
3371 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
3372 * config/vx-common.h: New file, split out from...
3373 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
3374 * config/vxworksae.h: New file, for VxWorks AE.
3375 * config/vxworks.opt: New file.
3376 * config/vxlib.c: Update for VxWorks 6.
3378 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
3379 other MULTILIB_* variables appropriately.
3380 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
3381 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
3382 * config/rs6000/vxworks.h: Update for VxWorks 6.
3383 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
3385 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
3388 * config/darwin.c (machopic_select_section): Remove the hack to
3389 mark "::operator new" and "::operator delete" for coalescing
3390 even though they are not weak.
3392 2005-08-24 Alan Modra <amodra@bigpond.net.au>
3394 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
3395 * configure: Regenerate.
3397 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3400 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
3402 * convert.c (convert_to_integer, convert_to_vector): Likewise.
3403 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
3406 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3408 * config/rs6000/predicates.md (equality_operator): New.
3409 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
3410 comparison with a large constant.
3412 2005-08-23 Mark Mitchell <mark@codesourcery.com>
3414 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
3416 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
3418 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
3419 registers is even, and we have a hardware double precision fp,
3421 (sh_gimplify_va_arg_expr): For floating point arguments, consider
3422 size of current argument when checking if argument was passed in
3425 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
3428 * stor-layout.c (finalize_type_size): Dont override
3429 existing alignment with a smaller alignment from the mode.
3431 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3433 * lambda-code.c (lambda_vector_lexico_pos): Moved...
3434 * lambda.h (lambda_vector_lexico_pos): ... here.
3435 * tree-data-ref.c (build_classic_dist_vector): Return false when
3436 the distance vector is lexicographically negative.
3438 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3440 PR tree-optimization/23511
3441 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
3442 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
3444 2005-08-23 Jakub Jelinek <jakub@redhat.com>
3446 PR tree-optimization/22043
3447 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
3448 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
3449 If ALLOW_FLEXARR, handle types ending with flexible array member.
3450 Pass false as second argument to recursive count_type_elements calls.
3451 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
3452 argument to count_type_elements call.
3453 * tree-sra.c (decide_block_copy): Likewise.
3454 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
3455 for a constant-sized object, set cleared as well. Pass true as
3456 second argument to count_type_elements call.
3458 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3461 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
3462 from legitimate_small_data_p, and make global. Update use.
3463 Remove forward declaration.
3464 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
3466 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
3468 2005-08-23 David Edelsohn <edelsohn@gnu.org>
3470 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
3471 of scratch intermediates.
3472 (eq<mode>_compare): Same.
3473 (neg_eq0<mode>): New.
3474 (neg_eq<mode>): Convert to define_insn_and_split.
3476 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3479 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
3480 stdarg functions, set/clear the fp marker even when no variable
3482 * config/rs6000/sysv4.opt (mprototype): Describe.
3484 2005-08-22 Jakub Jelinek <jakub@redhat.com>
3486 PR rtl-optimization/23478
3487 * regs.h (reg_info): Add throw_calls_crossed.
3488 (REG_N_THROWING_CALLS_CROSSED): Define.
3489 * flow.c (allocate_reg_life_data): Initialize
3490 REG_N_THROWING_CALLS_CROSSED.
3491 (propagate_one_insn, attempt_auto_inc): Update
3492 REG_N_THROWING_CALLS_CROSSED.
3493 * global.c (global_alloc): Don't allocate pseudos across
3494 calls that may throw.
3496 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
3499 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
3500 value is inbetween the range if we did not find an exact match.
3502 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
3504 * doc/invoke.texi (Option Summary): Add ms1 options.
3505 * doc/extend.texi: Document interrupt handler attribute for ms1.
3506 * doc/md.texi: Document ms1 constraints.
3507 * config.gcc: Add ms1-*-elf.
3508 * config/ms1/ms1.h: New.
3509 * config/ms1/ms1.c: New.
3510 * config/ms1/ms1.md: New.
3511 * config/ms1/ms1-protos.h: New.
3512 * config/ms1/ABI.txt: New.
3513 * config/ms1/crti.asm: New.
3514 * config/ms1/crtn.asm: New.
3515 * config/ms1/lib2extra-funcs.c: New.
3516 * config/ms1/t-ms1: New.
3517 * config/ms1/ms1.opt: New.
3519 2005-08-22 Ira Rosen <irar@il.ibm.com>
3521 * config/rs6000/altivec.md (xorv4sf3): New.
3522 (negv4sf2, neg<mode>2): Likewise.
3524 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
3527 * config/ia64/ia64.md (divsi3): Check divide by zero.
3528 (udivsi3): Likewise.
3530 (udivdi3): Likewise.
3532 2005-08-21 Jakub Jelinek <jakub@redhat.com>
3534 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
3535 up to elem_bitsize bits, not max_bitsize.
3537 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3539 PR tree-optimization/23433
3540 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
3541 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
3543 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3545 PR tree-optimization/23434
3546 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
3547 the iteration bound is not an INTEGER_CST.
3549 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
3551 * tree-vect-transform.c (get_initial_def_for_reduction): Set
3552 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
3553 NULL if need_epilog_adjust is false.
3554 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
3555 Case 3 always peels first itration, not just for PLUS case, and no need
3556 to use scalar_initial_def here. Create an epilog adjustment only if
3557 scalar_initial_def is not NULL.
3559 (vectorizable_reduction): Remove assert.
3561 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
3564 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
3565 (__moddi3): Likewise.
3566 (__udivdi3): Likewise.
3567 (__umoddi3): Likewise.
3568 (__divsi3): Likewise.
3569 (__modsi3): Likewise.
3570 (__udivsi3): Likewise.
3571 (__umodsi3): Likewise.
3573 2005-08-20 Jakub Jelinek <jakub@redhat.com>
3575 * tree-pass.h (TDF_GRAPH): Define.
3576 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
3577 * passes.c (finish_optimization_passes): Only call
3578 finish_graph_dump_file if TDF_GRAPH is set.
3579 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
3580 NULL. Set TDF_GRAPH bit.
3581 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
3583 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
3585 * arm.h (arm_stack_offsets): Add locals_base field.
3586 * arm.c (arm_get_frame_offsets): Compute it.
3587 (thumb_compute_initial_elimination offset): Make the Thumb frame
3588 pointer point to the base of the local variables.
3589 (thumb_expand_prologue): Update accordingly.
3590 (thumb_expand_epilogue): Likewise.
3592 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
3593 mode of clobbered scratch to DImode. Handle a case that's known to
3596 2005-08-19 David Edelsohn <edelsohn@gnu.org>
3598 * config/rs6000/rs6000.md (gt0<mode>): Delete.
3599 (gt0<mode>_compare): Delete.
3600 (neg_gt0<mode>): Delete.
3602 2005-08-19 Eric Christopher <echristo@apple.com>
3604 * optabs.h: Change CTI_ to COI_.
3607 2005-08-19 James E Wilson <wilson@specifix.com>
3609 * builtins.c (expand_builtin_return_addr): Set
3610 current_function_accesses_prior_frames when count != 0. Use
3611 frame_pointer_rtx when count == 0.
3612 * function.h (struct function): Add accesses_prior_frames field.
3613 (current_function_accesses_prior_frames): Define.
3614 * reload1.c (init_elim_table): Check
3615 current_function_accesses_prior_frames.
3616 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
3618 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3620 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
3621 indicator. Return true if the flowgraph changed during
3624 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3627 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
3628 conditional expression before testing its value.
3630 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3632 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
3634 2005-08-19 Devang Patel <dpatel@apple.com>
3636 PR tree-optimization/23048
3637 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
3638 third parameter. Check whether latch is dominated by exit
3640 (if_convertible_loop_p): Supply exit block itself to
3641 if_convertible_bb_p.
3643 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3646 * arm.md (arm_load_pic_register): Change argument to the mask of
3647 saved registers. Call thumb_find_work_register if we need a
3648 scratch register on Thumb.
3649 (arm_expand_prologue): Pass empty register set to
3650 arm_load_pic_register.
3651 (thumb_expand_prologue): Pass live_regs_mask directly to
3652 arm_load_pic_register.
3653 * arm-protos.h (arm_load_pic_register): Update prototype.
3655 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
3657 * sh.c (find_sole_member): New function.
3658 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
3659 if the record's alignment is larger than the size of its only member.
3661 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3664 * arm.c (thumb_legitimize_reload_address): New function.
3665 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
3666 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
3668 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
3670 * config/crx/crx.c: Implement crx_decompose_address. Reject
3671 symbolic displacements since CRX register relative adressing
3672 mode can't handle unsigned 32-bit values as displacements.
3673 * config/crx/crx.h: Simplify definitions, remove redundant
3674 parenthesis and obsolete macros.
3675 * config/crx/crx.opt: Add new switch for debugging addresses.
3676 * config/crx/crx-protos.h: Add new declarations for above.
3678 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
3681 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
3684 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3686 * collect2.c (dup2): Delete.
3687 * configure.ac: Don't check for dup2.
3689 * config.in, configure: Regenerate.
3691 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
3693 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
3694 record with the type of its only member.
3696 2005-08-18 David Edelsohn <edelsohn@gnu.org>
3698 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
3699 define_insn_and_split.
3700 (plus_ltu<mode>_compare): Same.
3701 (gtu<mode>_compare): Same.
3702 (plus_gtu<mode>_compare): Same.
3704 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
3706 PR tree-optimization/22228
3707 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
3709 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
3710 are recorded in vect_vnames_to_rename for renaming.
3711 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
3712 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
3713 in vect_vnames_to_rename.
3714 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
3715 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
3717 2005-08-18 Jan Hubicka <jh@suse.cz>
3720 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
3721 info only for local statics, not for member variables.
3723 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3725 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
3727 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3729 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
3731 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
3734 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
3736 2005-08-17 James E Wilson <wilson@specifix.com>
3738 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3741 2005-08-17 David Edelsohn <edelsohn@gnu.org>
3743 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
3744 (leu<mode>_compare): Same.
3745 (plus_leu<mode>): Same.
3746 (neg_leu<mode>): Same.
3747 (and_neg_leu<mode): Same.
3748 (ltu<mode>_compare): Same.
3749 (plus_ltu<mode>): Same.
3751 (geu<mode>_compare): Same.
3752 (plus_geu<mode>): Same.
3753 (neg_geu<mode>): Same.
3754 (and_neg_geu<mode>): Same.
3755 (plus_gt<mode>): Same.
3756 (gtu<mode>_compare): Same.
3757 (plus_gtu<mode>): Same.
3759 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
3761 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
3762 Move call_table_data to end. Delete spurious .text.
3763 (callt_save_all_interrupt): Fix comment typo.
3765 2005-08-17 James E Wilson <wilson@specifix.com>
3766 Kevin Winchester <winchester@amirix.com>
3769 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
3771 2005-08-17 Uros Bizjak <uros@kss-loka.si>
3774 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
3775 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
3777 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
3779 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
3780 record with the type of its only member if the modes don't match.
3782 * varasm.c (decode_reg_name): Skip empty additional register names.
3784 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
3786 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
3787 lsm_tmp_name_length): New.
3788 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
3789 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
3791 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3792 Andreas Krebbel <krebbel1@de.ibm.com>
3794 * config.gcc: Added z9-109 switch.
3795 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
3796 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
3797 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
3798 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3799 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
3800 for "z9_109" cpu attribute.
3801 * config/s390/s390.c (z9_109_cost): New processor cost structure.
3802 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
3803 (s390_handle_arch_option): Added z9-109 switch.
3804 (override_options): Set respective cost function for z9-109.
3805 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
3806 (legitimate_reload_constant_p): Accept extended immediates.
3807 (print_operand): Three new output modifiers added: k, m and o.
3808 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
3809 (s390_output_mi_thunk): Use extended immediate when possible.
3810 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
3811 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
3812 (CONSTRAINT_LEN): Added length of O constraint.
3813 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
3814 * config/s390/s390.md ("cpu"): New value z9_109 added.
3815 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
3816 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
3817 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
3818 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
3819 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
3820 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
3821 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
3822 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
3823 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
3824 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
3825 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
3826 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
3827 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
3828 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
3829 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
3831 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
3832 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
3833 insns for TARGET_EXTIMM.
3835 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
3837 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
3839 2005-08-17 Nick Clifton <nickc@redhat.com>
3841 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
3842 Call default_encode_section_info.
3844 2005-08-17 Steven Bosscher <stevenb@suse.de>
3846 PR tree-optimization/21574
3847 * tree-ssa-ccp.c (likely_value): If the right hand side is a
3848 constant, return CONSTANT.
3849 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
3850 (ccp_fold, visit_assignment): Likewise.
3851 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
3853 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3855 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
3856 fold_buildN instead of buildN then fold_initializer or fold.
3857 (build_unary_op): Likewise.
3858 (build_binary_op): Likewise.
3859 * fold-const.c (fold_initializer): Remove.
3860 (fold_build1_initializer): New function.
3861 (fold_build2_initializer): New function.
3862 (fold_build3_initializer): New function.
3863 * tree.h (fold_initializer): Remove.
3864 (fold_build1_initializer): New function.
3865 (fold_build2_initializer): New function.
3866 (fold_build3_initializer): New function.
3868 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3870 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
3871 (try_move_mult_to_index): Call fold_build2 instead of build2.
3872 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
3873 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
3874 fold_binary_to_constant.
3875 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
3877 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
3878 check if A == gcd (A, B). Remove TYPE argument.
3879 (analyze_offset) Use fold_build2 instead of fold (build.
3880 (create_data_ref): Likewise.
3881 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
3882 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
3885 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
3887 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
3888 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
3890 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
3893 * gimplify.c (zero_sized_type): New function.
3894 (gimplify_modify_expr_rhs): If we have a zero sized type,
3895 replace the statement with an empty statement.
3897 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
3899 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
3902 2005-08-16 Ian Lance Taylor <ian@airs.com>
3904 * doc/tm.texi (Label Output): Correct typo.
3906 2005-08-16 Steven Bosscher <stevenb@suse.de>
3909 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
3910 force_operand will work later on using have_insn_for.
3912 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3914 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
3916 2005-08-16 Ian Lance Taylor <ian@airs.com>
3919 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
3920 vector type, don't try to construct it element by element. Add an
3921 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
3923 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3925 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
3927 2005-08-16 Geoffrey Keating <geoffk@apple.com>
3929 * doc/invoke.texi (Precompiled Headers): Document some more options
3930 which are known to be safe.
3932 2005-08-16 James E Wilson <wilson@specifix.com>
3934 PR tree-optimization/21105
3935 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3936 TREE_OVERFLOW check.
3938 2005-08-16 David Edelsohn <edelsohn@gnu.org>
3940 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
3941 (neg_ltu<mode>): Same.
3943 (neg_gtu<mode>): Same.
3945 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3947 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
3948 (fold_builtin_isdigit): Use fold_buildN.
3949 (build_function_call_expr): Likewise.
3950 * c-typeck.c (c_finish_loop): Likewise.
3952 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
3953 Richard Shann <rshann@superh.com>
3955 PR middle-end/20396:
3956 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
3958 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
3960 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
3962 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
3965 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
3966 arm_compure_save_reg0_reg12_mask to determine when the PIC register
3969 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3972 * fold-const.c (build_range_check): Disable optimization for function
3973 pointer expressions on targets that require function pointer
3976 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
3978 * simplify-rtx.c (simplify_const_relational_operation): When
3979 extracting arguments of a COMPARE, recompute the mode as well.
3981 2005-08-15 Ian Lance Taylor <ian@airs.com>
3983 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
3985 2005-08-15 DJ Delorie <dj@redhat.com>
3987 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
3989 (movsi_splittable): Allow, but split, moves to the stack.
3990 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
3993 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3995 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
3996 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
3997 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
3999 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
4000 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
4001 Delete HOST_PTR_PRINTF.
4003 * configure, config.in: Regenerate.
4005 2005-08-15 David Edelsohn <edelsohn@gnu.org>
4007 * config/rs6000/rs6000.md (QHSI): New mode macro.
4008 (wd): Extend mode attr for QImode and HImode
4009 (dbits): New mode attr.
4010 (zero_extend<mode>di2): Convert to mode macro.
4012 2005-08-15 Steve Ellcey <sje@cup.hp.com>
4015 * doc/invoke.texi (-mgnu-ld): Update description.
4018 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4021 * Makefile.in (tree-chrec.o): Depends on real.h.
4022 * tree-chrec.c: Include real.h.
4023 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
4024 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
4025 * tree-scalar-evolution.c (add_to_evolution_1,
4026 interpret_rhs_modify_expr): Ditto.
4028 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4031 * tree-data-ref.c (estimate_niter_from_size_of_data): When
4032 step is negative compute the estimation from init downwards to zero.
4034 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
4036 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
4038 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4040 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
4042 (legitimate_reload_constant_p): Fix handling of lliXX operands.
4043 Accept double-word constants that can be split.
4044 * config/s390/s390.md ("movti"): Use 'P' constraint.
4045 ("*movdi_31", "*movdf_31"): Likewise.
4047 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
4049 Fix PR tree-optimization/22615
4051 * tree-ssa-structalias.c (solution_set_add): Handle
4052 first_vi_for_offset returning NULL.
4053 (do_da_constraint): Ditto.
4054 (do_sd_constraint): Ditto.
4055 (do_ds_constraint): Ditto
4056 (find_func_aliases): Ditto.
4057 (build_constraint_graph): RHS is allowed be ANYTHING.
4058 (first_vi_for_offset): Return NULL if we couldn't find anything at
4061 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4063 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
4064 over memory as first operand.
4066 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
4069 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
4070 available for setting it.
4072 2005-08-14 Ira Rosen <irar@il.ibm.com>
4074 PR tree-optimization/23320
4075 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
4076 data-refs' types instead of base object nullness. Add check for
4077 pointer type data-refs before first location comparison. Remove
4080 2005-08-14 Andreas Schwab <schwab@suse.de>
4082 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
4084 2005-08-13 James E Wilson <wilson@specifix.com>
4086 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
4087 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
4088 -fstack-protector-all, --param ssp-buffer-size): Document.
4089 (-Wvariadic-macros): Alphabetize.
4090 (-fsched-stalled-insns-dep): Add missing 'f'.
4092 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
4095 2005-08-13 David Edelsohn <edelsohn@gnu.org>
4097 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
4098 or indirect address operand.
4099 (EXTRA_ADDRESS_CONSTRAINT): New.
4100 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
4102 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
4104 PR tree-optimization/22236
4105 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
4106 successors and predecessors.
4107 * tree-chrec.c (chrec_convert): Before converting, check that
4108 sequences don't wrap.
4109 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
4110 (analyze_array): Extern.
4111 (find_data_references_in_loop): Remove call to
4112 compute_estimated_nb_iterations.
4113 * tree-data-ref.h (analyze_array): Declared.
4114 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
4115 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
4116 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
4117 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
4119 * tree-ssa-loop-ivcanon.c: Fix documentation.
4120 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
4121 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
4122 (infer_loop_bounds_from_undefined): New.
4123 (estimate_numbers_of_iterations_loop): Use
4124 infer_loop_bounds_from_undefined.
4125 (used_in_pointer_arithmetic_p): New.
4126 (scev_probably_wraps_p): Pass an extra parameter. Call
4127 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
4128 (convert_step): Fix documentation.
4129 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
4130 Use initial_condition_in_loop_num and evolution_part_in_loop_num
4131 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
4132 scev_probably_wraps_p.
4134 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
4136 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
4137 (s390_register_info): Ignore clobbered_regs information for fixed
4138 registers, and only fixed registers.
4139 (s390_init_frame_layout): Remove redundant call.
4141 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
4143 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
4144 description of -Wold-style-casts.
4146 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4147 Jakub Jelinek <jakub@redhat.com>
4149 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4150 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
4151 * config/s390/s390.c (print_operand): New output modifier 'G' added.
4152 (get_thread_pointer): Renamed to s390_get_thread_pointer.
4153 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
4154 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
4155 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
4156 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4157 ("stack_protect_set", "stack_protect_test"): New expanders.
4158 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
4159 "stack_protect_testdi"): New insn definitions.
4161 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4163 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
4165 2005-08-12 Paul Brook <paul@codesourcery.com>
4167 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
4169 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4171 * config/s390/predicates.md (setmem_operand): New predicate.
4172 (shift_count_operand): Accept ANDs with special constants as
4174 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
4175 with special constants.
4176 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
4177 shift_count_operand with setmem_operand.
4179 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4181 * config/s390/s390.c (s390_extract_part, s390_single_part):
4183 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
4184 (s390_output_mi_thunk): Don't use lg on 31 bit.
4185 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
4186 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
4188 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4190 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
4191 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
4192 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
4193 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
4194 with one of the new macros.
4196 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4198 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
4199 Don't set save_return_addr_p.
4200 (s390_register_info): Make clobbered_regs not depending on
4203 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4205 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
4206 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
4208 2005-08-11 James E. Wilson <wilson@specifix.com>
4210 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
4212 2005-08-11 Jakub Jelinek <jakub@redhat.com>
4214 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
4215 locations gathered by var-tracking in single entry loc_list
4216 over loc_descriptor_from_tree.
4218 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
4219 pass it down to loc_descriptor.
4220 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
4221 (containing_function_has_frame_base): Move earlier in the file.
4222 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
4223 instead of always assuming fbreg can't be used.
4225 2005-08-11 David Edelsohn <edelsohn@gnu.org>
4227 * config/rs6000/altivec.md: Change constraint "m" to "Z".
4228 * config/rs6000/predicates.md (indexed_or_indirect_operand):
4229 Accept address wrapped in AND for Altivec.
4230 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4231 Strip AND wrapping offset address for Altivec.
4233 2005-08-11 Richard Henderson <rth@redhat.com>
4236 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
4237 before using TYPE_IS_SIZETYPE.
4239 2005-08-11 Richard Henderson <rth@redhat.com>
4242 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
4243 insn types not present on ev4.
4244 (alphaev5_insn_pipe): Similarly.
4246 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
4249 * arm.c (arm_override_options): If the user has selected callee-super-
4250 interworking, then enable normal interworking.
4252 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4254 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
4257 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
4259 * doc/rtl.texi: Fix two typos.
4261 2005-08-11 Richard Guenther <rguenther@suse.de>
4264 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
4265 cases where we call to/from functions returning void.
4267 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
4270 * tree.c (build_pointer_type_for_mode): Robustify.
4272 2005-08-10 James E Wilson <wilson@specifix.com>
4274 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
4275 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
4277 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
4280 2005-08-10 Eric Christopher <echristo@apple.com>
4282 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
4283 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
4286 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
4289 * config/darwin.c (machopic_indirect_data_reference): Use a new register
4290 for the high part when generating dynamic-no-pic code.
4292 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
4294 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
4295 (x86_64-*-linux*): Likewise.
4297 * config/i386/crtfastmath.c: New file.
4298 * config/i386/t-crtfm: Likewise.
4300 * config/i386/linux.h (ENDFILE_SPEC): New.
4301 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
4303 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
4306 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
4308 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
4309 (vec_shl, vec_shr): Document new operations.
4310 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
4312 2005-08-10 David Edelsohn <edelsohn@gnu.org>
4314 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
4315 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
4316 change predicate to indexed_or_indirect_address.
4318 2005-08-10 Richard Sandiford <richard@codesourcery.com>
4320 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
4321 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
4322 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
4323 and __aeabi_uwrite8.
4324 * config/arm/unaligned-funcs.c: New file.
4325 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
4327 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
4329 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
4331 * cfglayout.c (pass_insn_locators_initialize): Add dump.
4332 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
4334 * except.c (pass_convert_to_eh_region_ranges): Add dump.
4335 * final.c (pass_shorten_branches): Add dump.
4336 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
4337 (pass_life): Rename dump.
4338 (rest_of_handle_flow2): Remove initial verify_flow_info.
4339 * function.c (pass_instantiate_virtual_regs): Add dump.
4340 * integrate.c (pass_initial_value_sets): Add dump.
4341 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
4342 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
4343 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
4344 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
4345 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
4346 gate_rtl_unrool_and_peel_loops): New.
4347 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
4348 rtl_doloop): Do not look at flags.
4349 * mode-switching.c (pass_mode_switching): Add dump.
4350 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
4351 pass_split_before_regstack): Add dump.
4352 * regmove.c (pass_stack_adjustments): Add dump.
4353 * tree-optimize.c (pass_fixup_cfg): Add dump.
4355 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4358 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
4359 deciding which instruction sequence to use.
4361 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
4363 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
4364 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
4366 2005-08-09 Richard Guenther <rguenther@suse.de>
4368 * c-common.c (builtin_function_2): Remove.
4369 (def_builtin_1): New function.
4370 (c_common_nodes_and_builtins): Use def_builtin_1 to
4371 build builtin functions.
4373 2005-08-09 Jie Zhang <jie.zhang@analog.com>
4375 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
4376 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
4377 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
4380 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4382 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
4383 fold_binary instead of fold_build2 since we don't care about the
4385 (loop_niter_by_eval): Likewise.
4386 (compare_trees): Likewise.
4387 (proved_non_wrapping_p): Likewise.
4389 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4393 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
4394 if the if is really empty.
4396 2005-08-09 Steven Bosscher <stevenb@suse.de>
4398 PR tree-optimization/23234
4399 * tree-ssa-math-opts.c (place_reciprocal): New enum.
4400 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
4401 argument of the new enum.
4402 (execute_cse_reciprocals): Add reciprocals for function arguments
4403 on the unique successor edge of the entry block. Update other calls
4404 to execute_cse_reciprocals_1.
4406 2005-08-08 Richard Henderson <rth@redhat.com>
4409 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
4411 2005-08-08 Bob Wilson <bob.wilson@acm.org>
4413 * expr.c (write_complex_part): Return after handling MEM.
4415 2005-08-08 Josh Conner <jconner@apple.com>
4417 PR rtl-optimization/23241
4418 * combine.c (simplify_comparison): Fix error in determining
4419 whether to lift a subreg from comparison.
4421 2005-08-08 David Edelsohn <edelsohn@gnu.org>
4424 * config/rs6000/altivec.md (vec_init<mode>): New.
4425 (vec_set<mode>): New.
4426 (vec_extract<mode>): New.
4427 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
4428 (rs6000_expand_vector_set): New.
4429 (rs6000_expand_vector_extract): New.
4430 (rs6000_legitimate_offset_address_p): Offset addresses are valid
4431 for Altivec modes before reload.
4432 (altivec_expand_vec_init_builtin): New.
4433 (get_element_number): New.
4434 (altivec_expand_vec_set_builtin): New.
4435 (altivec_expand_vec_ext_builtin): New.
4436 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
4438 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
4440 * config/rs6000/rs6000.h (rs6000_builtins): Add
4441 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
4442 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
4443 * config/rs6000/rs6000-protos.h: Declare new functions.
4445 2005-08-08 Jan Hubicka <jh@suse.cz>
4447 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
4448 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
4449 * i386.md (movdi*): Use pic_32bit_operand.
4450 * predicates.md (pic_32bit_operand): New.
4452 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
4455 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
4457 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
4459 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
4460 (test_for_singularity): Use fold_build2.
4462 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4464 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
4466 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
4468 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
4469 (COMMON_ASM_OP) Define.
4470 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
4471 (ix86_encode_section_info): Likewise.
4472 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
4473 SUBTARGET_ENCODE_SECTION_INFO.
4475 2005-08-06 Richard Henderson <rth@redhat.com>
4478 * tree-nested.c (convert_local_reference): Save and restore val_only
4479 around component_ref and friends. Clear walk_subtrees by default.
4481 2005-08-06 Peter O'Gorman <peter@pogma.com>
4484 * gcc.c (process_command): Check the argument to -b has a dash.
4485 * doc/invoke.texi: Update -b and -V docs.
4487 2005-08-06 James E Wilson <wilson@specifix.com>
4489 * config/mips/cross64.h, config/mips/t-cross64: Delete.
4491 2005-08-06 Michael Matz <matz@suse.de>
4493 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
4494 member only if only one insn is associated with the value.
4496 2005-08-06 Nick Clifton <nickc@redhat.com>
4498 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
4500 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
4501 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
4502 Check symbol flags instead of symbol name mangling.
4503 (xstormy16_asm_output_aligned_common): Likewise. Also
4504 simplify code since the bss100_section cass is the only case
4505 where the below100 code will be triggered.
4506 (xstormy16_encode_section_info): Encode below100 attribute
4507 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
4509 (xstormy16_strip_name_encoding): Delete - this function is no
4511 (TARGET_STRIP_NAME_ENCODING): Undefine.
4512 * config/stormy16/stormy16-protos.h: Delete prototype for
4513 xstormy16_strip_name_encoding.
4515 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
4517 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
4518 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
4519 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
4520 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
4521 config/alpha/predicates.md, config/arc/arc.h,
4522 config/arm/arm.h, config/arm/ieee754-df.S,
4523 config/arm/ieee754-sf.S, config/bfin/bfin.c,
4524 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
4525 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
4526 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
4527 config/m68hc11/m68hc11.h, config/mips/mips.c,
4528 config/mips/mips.h, config/mips/openbsd.h,
4529 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
4530 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
4531 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4532 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
4533 config/sparc/linux.h, config/sparc/linux64.h,
4534 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
4535 doc/extend.texi, doc/gcov.texi, doc/install.texi,
4536 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
4537 typos. Follow spelling conventions.
4539 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
4542 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
4543 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
4544 specially. Check for side effects only for COND_EXPR.
4545 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
4546 return with TREE_NO_WARNING.
4548 2005-08-06 Richard Sandiford <richard@codesourcery.com>
4550 PR rtl-optimization/23233
4551 * loop.c (combine_movables): Require the modes to be the same.
4552 (move_movables): Remove handling of cases where the replacement
4553 had a different mode to the original.
4555 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
4557 PR tree-optimization/23128
4558 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
4559 subtraction wrap, and set TREE_OVERFLOW if they do.
4561 2005-08-05 Richard Henderson <rth@redhat.com>
4564 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
4565 FORCED_LABEL labels.
4567 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
4570 * reload.c (find_reloads_subreg_address): Pass down TYPE
4571 unchanged. Change all callers except find_reloads_toplev.
4573 2005-08-05 Michael Matz <matz@suse.de>
4575 * genattrtab.c (current_alternative_string): Remove.
4576 (SIMPLIFY_ALTERNATIVE): Ditto.
4577 (attr_alt_bit_p): Ditto.
4578 (alternative_name): Make const char *.
4579 (evaluate_eq_attr): Remove use of above things.
4580 (simplify_test_exp): Ditto.
4581 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
4582 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
4584 2005-08-04 James E Wilson <wilson@specifix.com>
4586 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
4587 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
4588 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
4589 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
4590 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
4592 2005-08-04 Richard Henderson <rth@redhat.com>
4595 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
4596 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
4597 * tree-sra.c (decide_block_copy): Use it. Disable element copy
4598 if we'd have to instantiate too many members.
4600 2005-08-04 Richard Henderson <rth@redhat.com>
4603 * tree-outof-ssa.c (coalesce_asm_operands): New.
4604 (coalesce_ssa_name): Use it. Split out ...
4605 (coalesce_phi_operands, coalesce_result_decls): ... these.
4607 2005-08-04 Paul Brook <paul@codesourcery.com>
4609 * read-rtl.c (read_quoted_string): Break if EOF.
4611 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
4613 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
4614 (fold_build2): Likewise.
4615 (fold_build3): Likewise.
4616 (fold_build1_stat): New function prototype.
4617 (fold_build2_stat): Likewise.
4618 (fold_build3_stat): Likewise.
4619 * fold-const.c (fold_build1): Rename to ..
4620 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4621 through to build1_stat.
4622 (fold_build2): Rename to ..
4623 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4624 through to build2_stat.
4625 (fold_build3): Rename to ..
4626 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4627 through to build3_stat.
4629 2005-08-04 David Edelsohn <edelsohn@gnu.org>
4630 Ian Lance Taylor <ian@airs.com>
4632 * function.c (assign_stack_local_1): Do not correct stack slot
4633 address if allocation size is smaller than mode size.
4635 2005-08-04 Diego Novillo <dnovillo@redhat.com>
4638 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
4639 (tree_merge_blocks): Propagate anything allowed by
4641 Clarify documentation.
4642 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
4643 SSA form, schedule an update if necessary.
4645 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
4647 * doc/install.texi (Binaries): Remove broken link to
4648 Sinix/Reliant Unix binaries.
4650 2005-08-03 Richard Henderson <rth@redhat.com>
4653 * function.c (stack_protect_epilogue): Export.
4654 * tree.h (stack_protect_epilogue): Declare.
4655 * calls.c (expand_call): Call it.
4657 2005-08-03 Eric Christopher <echristo@apple.com>
4659 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
4660 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
4663 2005-08-04 Jan Hubicka <jh@suse.cz>
4665 * profile.c (branch_prob): Split edges with goto locus on them
4666 to get proper line counts.
4667 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
4669 2005-08-03 Paul Brook <paul@codesourcery.com>
4671 * function.c (assign_parms): Round current_function_args_size
4672 to PARM_BOUNDARY, not STACK_BOUNDARY.
4674 2005-08-03 Geoffrey Keating <geoffk@apple.com>
4676 * config/i386/i386.c (x86_elf_aligned_common)
4677 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
4679 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
4681 PR tree-optimization/23157
4682 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
4683 before emitting them.
4685 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4687 PR tree-optimization/19899
4688 * Makefile.in (tree-scalar-evolution.o): Add real.h.
4689 * tree-scalar-evolution.c: Include real.h.
4690 (add_to_evolution): Build constant -1 of correct type.
4692 2005-08-03 Jan Hubicka <jh@suse.cz>
4694 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
4695 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
4696 profile updating for complette unrolling.
4697 * loop-unroll.c (peel_loop_completely): Use it.
4698 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
4699 (tree_unroll_loops_completely): Disable code growing unrolling of cold
4702 2005-08-03 Paul Brook <paul@codesourcery.com>
4704 * combine.c (can_change_dest_mode): New function.
4705 (try_combine, simplify_set): Use it.
4707 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
4709 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
4712 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
4714 * doc/install.texi (Specific): Adjust link to openavr.org.
4715 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
4716 (Binaries): Adjust HP-UX Porting Center link.
4717 (Binaries): Adjust Free Software Foundation ordering link.
4719 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
4721 * convert.c (convert_to_integer): Use fold_build1 instead of
4722 build1 when converting an integer to an integer.
4724 2005-08-02 Richard Henderson <rth@redhat.com>
4726 * combine.c (combine_instructions): Don't use reg_equal/equiv
4727 results if the mode doesn't match.
4729 2005-08-02 Mark Mitchell <mark@codesourcery.com>
4731 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
4732 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
4734 2005-08-02 Richard Henderson <rth@redhat.com>
4737 * explow.c (memory_address): Remove special-case for
4738 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
4740 2005-08-02 Diego Novillo <dnovillo@redhat.com>
4743 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
4744 number of calls to cleanup_tree_cfg_1.
4746 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
4748 * doc/invoke.texi: document file extensions .F90 and .F95
4750 2005-08-02 Richard Guenther <rguenther@suse.de>
4752 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
4753 positive if its first argument is positive.
4755 2005-08-02 Richard Guenther <rguenther@suse.de>
4757 PR tree-optimization/23177
4758 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
4761 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
4763 PR tree-optimization/23129
4764 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
4765 varying for divisions with anti-ranges.
4767 2005-08-02 Jan Hubicka <jh@suse.cz>
4769 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
4770 * tree-ssa-threadupdate.c (thread_block): Add it here.
4772 2005-08-01 James E Wilson <wilson@specifix.com>
4774 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
4775 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
4776 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
4778 * config/mips/predicates.md (const_call_insn_operand): Add check for
4779 SYMBOL_REF_LONG_CALL_P.
4780 * doc/extend.texi (long_call): Document the new attribute.
4782 2005-08-01 Ian Lance Taylor <ian@airs.com>
4783 Richard Henderson <rth@redhat.com>
4785 * Makefile.in (RTL_BASE_H): Add real.h.
4786 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
4788 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
4790 * rtl.c (rtl_check_failed_code_mode): New.
4791 * rtl.h (struct rtx_def): Add u.rv.
4792 (XCMWINT, XCNMPRV): New.
4793 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
4794 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
4796 2005-08-01 Richard Henderson <rth@redhat.com>
4798 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
4799 with auto-inc codes.
4801 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
4803 2005-08-01 Jan Hubicka <jh@suse.cz>
4805 * i386-protos.h (asm_preferred_eh_data_format): Declare.
4806 * i386.c: Include dwarf2.h
4807 (asm_preferred_eh_data_format): New.
4808 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
4810 2005-08-01 Ian Lance Taylor <ian@airs.com>
4812 * config/host-linux.c (linux_gt_pch_get_address): Add new name
4813 randomize_va_space for virtual address randomization control.
4815 2005-08-01 Steven Bosscher <stevenb@suse.de>
4817 * common.opt (flag_ipa_cp): Put in right place to maintain
4820 2005-08-01 Jan Hubicka <jh@suse.cz>
4822 * profile.c (compute_value_histograms): Fix thinko.
4823 * value-prof.c: Include toplev.h
4824 (check_counter): New function.
4825 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4826 tree_mod_subtract_transform): Add sanity check.
4828 2005-08-01 Richard Guenther <rguenther@suse.de>
4830 PR tree-optimization/23133
4831 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
4832 current functions parameter decls to find defs to cse
4835 2005-08-01 Richard Guenther <rguenther@suse.de>
4837 PR tree-optimization/23109
4838 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
4839 If trapping math is in effect, use post-dominator information
4840 to check if we'd in any case reach a trapping point before
4841 doing the reciprocal insertion.
4842 (execute_cse_reciprocals): Compute post-dominators, if necessary.
4843 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
4844 expressions are invariant only if trapping math is not in effect.
4846 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4848 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
4849 cgraph_function_versioning): New declarations.
4850 * cgraphunit.c: Add include to ipa-prop.h.
4851 (update_call_expr, cgraph_copy_node_for_versioning,
4852 cgraph_function_versioning): New functions.
4853 * integrate.c (copy_decl_for_inlining): Remove.
4854 * ipa-prop.h (ipa_replace_map): New struct.
4855 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
4856 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
4857 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
4858 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
4859 ipcp_iterate_stage, ipcp_method_scale_print,
4860 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
4861 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
4862 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
4863 ipcp_update_bb_counts, ipcp_update_profiling,
4864 ipcp_update_edges_counts): New functions.
4865 (ipcp_method_cval_init): Remove restriction regarding local methods.
4866 (ipcp_init_stage): Add ipcp_method_compute_scale.
4867 (ipcp_insert_stage): Add versioning.
4868 (ipcp_structures_print): Add ipcp_method_scale_print.
4869 (ipcp_driver): Dump profiling info.
4870 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
4871 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
4872 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
4873 (struct inline_data): Add versioning_p, ipa_info, new fields.
4874 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
4875 declare_return_variable): Replace calls to copy_decl_for_inlining with
4877 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
4879 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
4880 Add argument VERSIONING.
4881 (copy_arguments_for_versioning, copy_static_chain,
4882 function_versionable_p, tree_versionable_function_p,
4883 tree_function_versioning, replace_ref_tree): New functions.
4884 * tree-inline.h: Include varray.h.
4885 (tree_versionable_function_p, tree_function_versioning,
4886 tree copy_decl_for_dup): New declarations.
4888 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4890 * ipa-cp.c: New file. Contains IPCP specific functionality.
4891 * ipa-prop.h: New file. Contains structures/definitions that can be
4892 used by several interprocedural data flow optimizations (and also IPCP).
4893 * ipa-prop.c: New file.
4894 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
4895 * common.opt: Add ipa-cp flag.
4896 * timevar.def: Add IPCP optimization.
4897 * tree-optimize.c (init_tree_optimization_passes): Schedule
4899 * tree-pass.h (pass_ipa_cp): Declare.
4901 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
4903 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
4904 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
4905 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
4906 config/i386/i386.c, config/mips/mips.h,
4907 config/rs6000/rs6000.h, config/sh/sh.c,
4908 config/stormy16/stormy16.c: Fix comment typos.
4910 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
4913 * c-typeck.c (build_binary_op): Use common_type wrapper on
4915 (common_type): Update comment.
4917 2005-07-31 Steven Bosscher <stevenb@suse.de>
4920 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
4921 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
4922 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
4924 2005-07-31 Jan Hubicka <jh@suse.cz>
4926 * pretty-print.h (pp_widest_integer): New macro.
4927 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
4930 2005-07-31 Jan Hubicka <jh@suse.cz>
4932 * output.h (enum section_category): Export from varasm.c
4933 (categorize_decl_for_section): Likewise.
4934 * varasm.c (enum section_category): Kill.
4935 (categorize_decl_for_section): Make global.
4936 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
4938 * i386.c (ix86_section_threshold): New static variable.
4939 (ix86_in_large_data_p, ix86_encode_section_info,
4940 x86_64_elf_unique_section,
4941 x86_64_elf_select_section): New functions.
4942 (TARGET_ENCODE_SECTION_INFO): Define
4943 (override_options): Enable medium model for PIC.
4944 (ix86_expand_prologue): Expand gen_set_got_rex64.
4945 (legitimate_constant_p): Handle new UNSPECs.
4946 (legitimate_pic_address_disp_p): Likewise.
4947 (legitimize_pic_address): Lower MEDIUM model addressing.
4948 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
4949 (enum cmodel): Add MEDIUM_PIC.
4950 (SYMBOL_REF_FAR_ADDR_P): New macro.
4951 (SYMBOL_FLAG_FAR_ADDR): New flag.
4952 * i386.md (movdi): Support medium model.
4953 (set_got_rex64): New pattern.
4954 * i386.opt (mlarge-data-threshold): New flag.
4955 * predicates.md (zext_operand/sext_operand): Deal with medium model.
4956 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
4957 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
4958 TARGET_ASM_UNIQUE_SECTION): New.
4960 * invoke.texi (-mlarge_data_threshold): Document
4962 2005-07-31 Jan Hubicka <jh@suse.cz>
4964 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
4965 (coalesce_vars): Likewise.
4966 * tree-ssa-live.c (coalesce_cost): New.
4967 (build_tree_conflict_graph): Use coalesce_cost.
4968 * tree-ssa-live.h (coalesce_cost): Declare.
4970 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
4972 * arm.md (all peepholes for post-increment operations): Delete.
4973 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
4974 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
4975 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
4976 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
4977 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
4979 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
4981 * fold-const.c (tree_expr_nonnegative_p): Always return true for
4984 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
4987 * doc/invoke.texi: Document -rdynamic.
4989 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
4992 * c-parser.c (c_parser_parms_list_declarator): Call
4993 mark_forward_parm_decls.
4994 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
4995 decls with visibility structure.
4997 2005-07-30 Paul Brook <paul@codesourcery.com>
4999 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
5001 2005-07-30 Paul Brook <paul@codesourcery.com>
5003 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
5005 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
5007 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
5009 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5012 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
5013 nested function declarators.
5014 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
5015 (grokparms): Call warn_if_shadowing for parameters used within the
5017 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
5018 not used within the parameter list.
5019 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
5021 2005-07-30 Jan Hubicka <jh@suse.cz>
5023 * expr.c (expand_expr_real_1): Do not load mem targets into register.
5024 * i386.c (ix86_fixup_binary_operands): Likewise.
5025 (ix86_expand_unary_operator): Likewise.
5026 (ix86_expand_fp_absneg_operator): Likewise.
5027 * optabs.c (expand_vec_cond_expr): Validate dest.
5029 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5032 * real.c (real_from_string): Also set last bit if there is a
5033 nonzero hex digit beyond GCC's internal precision after ".".
5035 2005-07-29 David Edelsohn <edelsohn@gnu.org>
5037 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
5038 define_constants. Change duplicate values to unassigned numbers.
5039 Change UNSPEC_SUBS to UNSPEC_VSUBS.
5040 (*altivec_vspltsf): New.
5041 (altivec_vperm_v4sf): Delete.
5042 (altivec_vperm_<mode>): Use mode macro V.
5043 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
5044 (altivec_predicate_v4sf): Delete.
5045 (altivec_predicate_<mode>): Use mode macro V.
5046 (*altivec_lvesfx): New.
5047 (*altivec_stvesfx): New.
5048 (vec_realign_load_v4sf): Delete.
5049 (vec_realign_load_<mode>): Use mode macro V.
5050 * config/rs6000/rs6000.c (generate_set_vrsave): Use
5053 2005-07-29 Mark Mitchell <mark@codesourcery.com>
5056 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
5058 * configure: Regenerated.
5060 2005-07-29 Paul Brook <paul@codesourcery.com>
5062 * doc/install.texi: Add link to GFortran binaries wiki page.
5064 2005-07-29 David Ung <davidu@mips.com>
5066 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
5067 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
5068 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
5069 * config/mips/mips.md (cpu): Add 5kf name.
5070 (includes): Includes 5k.md.
5071 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
5072 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
5075 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5078 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
5079 (cleanup_tree_cfg): ... here.
5080 Call cleanup_tree_cfg_1 until there are no more cleanups to
5083 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
5085 * tree-vrp.c (compare_range_with_value): Return true or false
5086 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
5087 EQ_EXPR respectively.
5089 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
5091 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
5094 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5096 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
5097 (tree_ssa_dominator_optimize): Increment it.
5098 (dump_dominator_optimization_stats): Print it.
5100 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
5101 Steven Bosscher <stevenb@suse.de>
5103 PR rtl-optimization/23117
5104 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
5105 when head == tail. Tidy comment.
5107 2005-07-28 Richard Henderson <rth@redhat.com>
5109 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
5110 * cselib.c (rtx_equal_for_cselib_p): Likewise.
5111 * jump.c (rtx_renumbered_equal_p): Likewise.
5112 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
5113 CONST_INT and CONST_DOUBLE.
5114 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
5115 * reload.c (operands_match_p): Special case CONST_INT and
5116 CONST_DOUBLE; check mode earlier.
5118 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5121 * c-typeck.c (convert_for_assignment): Do not check
5122 DECL_IN_SYSTEM_HEADER on NULL fundecl.
5124 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5127 * c-typeck.c (composite_type): Prefer constant size arrays to
5130 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5133 * real.c (real_from_string): Set last bit if there is a nonzero
5134 hex digit beyond GCC's internal precision.
5136 2005-07-28 Richard Henderson <rth@redhat.com>
5139 * cfgcleanup.c (try_forward_edges): Watch out for end of
5142 2005-07-28 James E Wilson <wilson@specifixinc.com>
5145 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
5147 2005-07-28 Jan Hubicka <jh@suse.cz>
5149 * Makefile.in (rtl-profile.o): Kill all traces of it.
5150 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
5151 * coverage.h (rtl_coverage_counter_ref): Kill.
5152 * opts.c (flag_speculative_prefetching_set): Kill.
5153 (flag_loop_optimize_set): New.
5154 (common_handle_option): Disable loop optimizer when profiling;
5155 do not handle speculative prefetching.
5156 * passes.c (init_optimization_passes): Replace pass_profiling combo
5157 by branch_prob pass.
5158 * profile.c (compute_value_histograms): Update for simplified value
5160 (rtl_register_profile_hooks): Kill.
5161 (pass_profiling): Kill.
5162 (rest_of_handle_branch_prob): Do not profile.
5163 * toplev.c (process_options): Remove speculative prefetching.
5164 * toplev.h (flag_tree_based_profiling): Kill.
5165 * tree-profile.c (prepare_instrumented_value,
5166 tree_gen_interval_profiler, tree_gen_pow2_profiler,
5167 tree_gen_one_value_profiler, do_tree_profiling): Update for
5168 simplified datastructures.
5169 * value-prof.c: Add comment that speculative prefetching was dropped;
5170 update rest of file for simplified datastructures.
5171 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
5172 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
5173 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
5174 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
5175 rtl_mod_subtract, gen_speculative_prefetch,
5176 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
5177 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
5178 (gate_handle_value_profile_transformations,
5179 rest_of_handle_value_profile_transformations,
5180 pass_value_profile_transformations): Kill.
5181 * value-prof.h (histogram_value_t): Remove IL based unions.
5182 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
5183 rtl_profile_hooks): Remove hooks.
5185 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
5187 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
5188 (cgraph_clone_node): Likewise.
5189 * cgraph.h (cgraph_clone_edge): Update prototype.
5190 (cgraph_clone_node): Likewise.
5191 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
5193 (lookup_recursive_calls): Consider profile.
5194 (cgraph_decide_recursive_inlining): Fix updating; use new
5195 probability argument; use profile.
5196 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
5197 * tree-inline.c (copy_bb): Update clal of clone_edge.
5198 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
5200 * invoke.texi (min-inline-recursive-probability): Document.
5202 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
5204 * doc/install.texi (Configuration): Update Valgrind homepage.
5206 2005-07-28 Richard Henderson <rth@redhat.com>
5209 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
5210 labels we want to delete.
5211 (cfg_layout_merge_blocks): Likewise.
5213 2005-07-28 Richard Henderson <rth@redhat.com>
5216 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
5217 when expanding to nothing.
5219 2005-07-28 Josh Conner <jconner@apple.com>
5221 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
5222 (cgraph_decide_inlining_of_small_functions): Likewise.
5224 2005-07-28 Josh Conner <jconner@apple.com>
5226 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
5227 direction of badness if negative.
5228 (cgraph_default_inline_p): Add reason to parameters, and assign it
5230 (cgraph_decide_inlining_of_small_functions): New parameter in call
5231 to cgraph_default_inline_p.
5232 (cgraph_decide_inlining_incrementally): Likewise.
5233 * cgraphunit.c (decide_is_function_needed): Likewise.
5234 * cgraph.h (cgraph_default_inline_p): Likewise.
5236 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5238 * builtins.c: Fix comment typo(s).
5239 * genautomata.c: Likewise.
5240 * gimplify.c: Likewise.
5241 * tree-dfa.c: Likewise.
5242 * tree-flow-inline.h: Likewise.
5243 * tree-into-ssa.c: Likewise.
5244 * tree-ssa-alias.c: Likewise.
5245 * tree-ssa-ccp.c: Likewise.
5246 * tree-ssa-copy.c: Likewise.
5247 * tree-ssa-dce.c: Likewise.
5248 * tree-ssa-dom.c: Likewise.
5249 * tree-ssa-operands.c: Likewise.
5250 * tree-tailcall.c: Likewise.
5251 * tree-vectorizer.c: Likewise.
5252 * tree-vrp.c: Likewise.
5255 2005-07-28 Jeff Law <law@redhat.com>
5257 * tree-vrp.c (test_for_singularity): Extracted from ...
5258 (simplify_cond_using_ranges): Attempt to simplify a relational
5259 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
5261 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
5263 PR tree-optimization/22506
5264 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
5265 phis whose argument is constant.
5267 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
5269 PR rtl-optimization/18992
5270 Back out this patch:
5271 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5272 PR optimization/12142
5273 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
5274 uses of the register in the SET_SRC. Remove unnecessary argument.
5276 Replace it with this:
5277 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
5278 if flag_non_call_exceptions is set and the insn may trap, pass
5279 pc_rtx as dest for recursion.
5280 In SET_SRC part of SET case, if dest is already set, pass it down
5283 2005-07-28 Jan Hubicka <jh@suse.cz>
5285 * cfg.c (update_bb_profile_for_threading): Use RDIV.
5286 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
5287 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
5289 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
5290 profile when available.
5292 2005-07-28 Jan Beulich <jbeulich@novell.com>
5294 * config/ia64/ia64.c (ia64_load_pair_ok): New.
5295 (ia64_print_operand): Describe and handle 'X'.
5296 (ia64_register_move_cost): Also handle FP_REGS.
5297 (ia64_preferred_reload_class): Likewise.
5298 (ia64_secondary_reload_class): Likewise.
5299 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
5300 it. Also check for ITANIUM_CLASS_FLDP.
5301 * config/ia64/ia64.h (FP_REGNO_P): New.
5302 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
5303 (reg_class): Add FP_REGS.
5304 (REG_CLASS_NAMES): Adjust for it.
5305 (REG_CLASS_CONTENTS): Likewise.
5306 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
5307 (REG_CLASS_FROM_LETTER): Handle 'x'.
5308 (CLASS_MAX_NREGS): Handle FP_REGS.
5309 (MEMORY_MOVE_COST): Likewise.
5310 * config/ia64/ia64.md (itanium_class): Add fldp.
5311 (type): Handle fldp.
5312 (movti_internal): More allowable operand combinations. Use ldfp8 when
5313 splitting unnecessary. Remove predicable attribute. Adjust
5314 itanium_class attribute.
5315 (smuldi3_highpart): Remove outdated comment.
5316 (mulditi3, umulditi3, rotlti3): New expanders.
5317 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
5318 (absti2): Disabled new insn for future reference.
5319 Respective new splitters.
5320 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
5321 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
5322 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
5324 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
5326 PR rtl-optimization/23047
5327 * simplify-rtx.c (simplify_const_relational_operation): Respect
5328 flag_wrapv for comparisons with ABS.
5330 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
5332 PR tree-optimization/22493
5333 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
5334 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
5336 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
5338 * config/frv/frv.opt (moptimize-membar): New.
5340 * doc/invoke.texi: Document -moptimize-membar and its inverse.
5342 * config/frv/frv.h: Remove machine_function definition.
5344 * config/frv/frv.c (struct frv_io): New.
5345 (struct machine_function): Moved from frv.h. Add has_membar_p.
5346 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
5347 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
5348 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
5349 (frv_optimize_membar_global, frv_optimize_membar): New functions.
5350 (frv_reorg): Call frv_optimize_membar when appropriate.
5351 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
5352 (frv_expand_builtin): Adjust calls accordingly.
5353 (frv_io_address_cookie): New function.
5354 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
5355 load or store rather than a special insn. Add ccnstant address and
5356 io-type operands to the membar.
5357 (frv_ifcvt_modify_tests): Unsign regno.
5358 (frv_ifcvt_modify_tests): Same.
5360 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
5361 UNSPEC_OPTIONAL_MEMBAR constant.
5362 (builtin_read_<mode>): Delete.
5363 (builtin_write_<mode>): Delete.
5364 ("optional_membar_<mode>"): Add operand.
5366 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
5367 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
5368 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
5369 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
5370 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
5371 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
5372 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
5373 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
5374 * testsuite/gcc.target/frv/all-read-write-1.c: New.
5376 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
5378 * df.c (df_uses_record): Handle SCRATCH.
5380 2005-07-28 Steven Bosscher <stevenb@suse.de>
5383 * passes.c (rest_of_decl_compilation): If decl is a type and
5384 we have encountered errors, don't emit debug information.
5386 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
5388 * params.def: Fixed comment.
5390 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
5393 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
5394 (TARGET_ASM_UNALIGNED_HI_OP): Add.
5395 (TARGET_ASM_UNALIGNED_SI_OP): Add.
5397 2005-07-27 Steven Bosscher <stevenb@suse.de>
5400 * varasm.c (assemble_start_function): Don't do anything that may
5401 require a CFG if the current function is a thunk.
5403 2005-07-25 Geoffrey Keating <geoffk@apple.com>
5405 * doc/install.texi (Prerequisites): Mention that perl is needed
5406 to do export control in libstdc++ targetting Darwin.
5408 2005-07-27 Steven Bosscher <stevenb@suse.de>
5410 PR rtl-optimization/17808
5411 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
5412 (sched_insns_conditions_mutex_p): Split out from...
5413 (add_dependence): ...here. But don't call it from here.
5414 (add_dependence_list): Check sched_insns_conditions_mutex_p
5415 before calling add_dependence.
5416 (add_dependence_list_and_free): Likewise.
5417 (fixup_sched_groups): Likewise.
5418 (sched_analyze_1): Likewise.
5419 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
5420 (sched_analyze): Likewise.
5421 (sched_analyze_insn): Likewise.
5422 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
5423 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
5424 dependencies on all COND_EXEC insns to jumps ending basic blocks
5425 when doing intrablock scheduling.
5426 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
5428 2005-07-27 Jeff Law <law@redhat.com>
5430 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
5431 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
5432 equivalency sets, correctly handle the case were vr0 has an
5433 equivalency set, but vr1 does not.
5435 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
5437 PR tree-optimization/23073
5438 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
5439 vect_print_dump_info before fprintf.
5441 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5443 PR tree-optimize/22348
5444 * tree-ssa-loop-niter.c (number_of_iterations_cond):
5445 Fold the partial computation.
5447 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5449 PR tree-optimization/22325
5450 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
5452 * tree-scalar-evolution.c (scev_const_prop): Add generic final
5454 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
5455 (force_var_cost): ... this function.
5456 (compute_phi_arg_on_exit): Export.
5458 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5460 PR tree-optimization/20773
5461 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
5464 2005-07-27 Richard Guenther <rguenther@suse.de>
5466 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
5467 Avoid pushing again if current struct contains only
5468 fields we decomposed.
5470 2005-07-27 Jan Hubicka <jh@suse.cz>
5472 PR tree-optimization/22574
5473 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
5476 * tree-tailcall.c (decrease_profile): New function.
5477 (eliminate_tail_call): Use it.
5479 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
5480 visibility flags correctly in whole program mode.
5482 2005-07-26 Steve Ellcey <sje@cup.hp.com>
5484 PR rtl-optimization/22472
5485 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
5487 2005-07-26 Steven Bosscher <stevenb@suse.de>
5489 PR tree-optimization/22504
5490 * tree-complex.c (expand_complex_addition): Use 'code' instead
5491 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
5493 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5495 * config.gcc (cpu_type): Add frv case.
5496 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
5497 (supported_defaults): Add fr550 case.
5499 2005-07-26 Diego Novillo <dnovillo@redhat.com>
5502 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
5503 whether a pointer of type T * may point to objects of type T *.
5505 2005-07-26 DJ Delorie <dj@redhat.com>
5507 * configure: Regenerate.
5509 2005-07-26 Dale Johannesen <dalej@apple.com>
5511 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
5513 2005-07-26 Mark Mitchell <mark@codesourcery.com>
5515 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
5516 Clarify use of "build" in name.
5518 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5520 * doc/extend.texi (Raw read/write Functions): New section.
5521 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
5522 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
5523 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
5524 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
5525 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
5526 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
5527 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
5528 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
5529 * config/frv/frv.c: Add bdesc_loads global.
5530 Add bdesc_stores global.
5531 (frv_init_builtins): Add support for __builtin_{read/write}*.
5532 (frv_volatile_memref): New.
5533 (frv_expand_load_builtin): New.
5534 (frv_expand_store_builtin): New.
5535 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
5536 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
5537 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
5538 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
5539 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
5540 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
5541 (builtin_read_<mode>): New.
5542 (builtin_write_<mode>): New.
5543 (builtin_write64): New.
5544 (optional_membar_<mode>): New.
5546 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
5548 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
5549 (rather than units) against HOST_BITS_PER_WIDE_INT.
5551 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
5553 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
5554 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
5555 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
5556 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
5559 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
5560 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
5561 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
5563 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
5565 2005-07-26 Richard Guenther <rguenther@suse.de>
5567 PR tree-optimization/22486
5568 * fold-const.c (fold_unary): Fold away useless component
5569 references of the form (T *)&T.x, if the address
5572 2005-07-25 James E Wilson <wilson@specifixinc.com>
5574 * dwarf2out.c (add_call_src_coords_attributes): New.
5575 (gen_inlined_subroutine_die): Call it.
5576 (maybe_emit_file, init_file_table): Add comments.
5577 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
5579 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
5580 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
5581 * tree.h (BLOCK_SOURCE_LOCATION): New.
5582 (struct tree_block): New field locus.
5584 2005-07-26 Andreas Schwab <schwab@suse.de>
5586 PR rtl-optimization/23043
5587 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
5588 when allocating a struct unoccr.
5590 2005-07-25 Richard Henderson <rth@redhat.com>
5593 * tree-complex.c (gate_no_optimization): True if errors.
5594 * Makefile.in (tree-complex.o): Update dependencies.
5596 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
5598 * config/frv/predicates.md (integer_register_operand): Use
5601 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5604 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
5606 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
5608 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5610 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
5611 types when flag_unsafe_math_optimizations is true.
5613 2005-07-25 Mark Mitchell <mark@codesourcery.com>
5615 * gcc.c (option_map): Add --sysroot.
5616 (process_command): Handle --sysroot.
5617 (display_help): Document it.
5618 * doc/cppopts.tex (-isysroot): Document.
5619 * doc/invoke.texi (--sysroot): Document.
5620 * doc/install.texi (--with-build-sysroot): Document.
5622 * Makefile.in (inhibit_libc): New variable.
5623 (INHIBIT_LIBC_CFLAGS): Likewise.
5624 (LIBGCC2_CFLAGS): Include
5625 $(INHIBIT_LIBC_CFLAGS).
5626 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
5627 ($(T)crtbegin.o): Do not use @inhibit_libc@.
5628 ($(T)crtend.o): Likewise.
5629 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
5630 ($(T)crtendS.o): Likewise.
5631 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
5632 ($(T)crtendT.o): Likewise.
5633 (stmp-fixinc): Do not complain about missing headers if
5635 * configure.ac (inhibit_libc): Set it to true/false.
5636 (--with-build-sysroot): New option. Use it to set
5638 * configure: Regenerated.
5640 2005-07-25 Manfred Hollstein <mh@suse.com>
5642 * calls.c (store_one_arg): Fix unsigned comparison warning.
5644 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5647 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
5648 (ggc_print_statistics): Initialize variable before use.
5650 2005-07-25 Richard Guenther <rguenther@suse.de>
5652 * tree-dfa.c (mark_new_vars_to_rename): Protect against
5653 calling with a PHI_NODE argument.
5655 * tree-flow-inline.h (overlap_subvar): Protect against
5658 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
5660 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
5661 * configure: Regenerate.
5663 2005-07-25 Ira Rosen <irar@il.ibm.com>
5665 * expr.c (highest_pow2_factor): Make extern.
5666 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
5667 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5668 record_array_differ_p, array_ptr_differ_p): Likewise.
5669 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
5670 additional cases. Call the above functions.
5671 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
5672 base_object_differ_p when there are two base objects. Otherwise, compare
5673 base address and offset. Call may_alias_p.
5674 (dump_data_reference): Use a correct field name.
5675 (analyze_array): Make static. Initialize new data-ref fields.
5676 (analyze_indirect_ref): New function.
5677 (init_data_ref): Initialize new data-ref fields.
5678 (strip_conversion): Moved from tree-vect-analyze.c.
5679 (analyze_offset_expr, get_ptr_offset, address_analysis,
5680 object_analysis): Likewise.
5681 (analyze_offset): New function.
5682 (create_data_ref): Likewise.
5683 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
5684 dimensions for ARRAY_REFs only.
5685 (build_classic_dist_vector): Make static.
5686 (access_functions_are_affine_or_constant_p): Call macro to get the
5687 address of access functions.
5688 (compute_all_dependences): Add new parameter
5689 compute_self_and_read_read_dependences. Compute self and read-read
5690 dependences if it is true.
5691 (find_data_references_in_loop): Call create_data_ref. Initialize new
5693 (compute_data_dependences_for_loop): Add new parameter
5694 compute_self_and_read_read_dependences. Remove parameter nb_loops,
5695 compute nb_loops. Call compute_all_dependences,
5696 build_classic_dist_vector and build_classic_dir_vector with correct
5698 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
5699 with correct parameters. Compare dimensions for ARRAY_REFs only.
5700 (free_data_refs): Call macro to free access functions.
5701 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
5702 fields from stmt_vinfo.
5703 (struct base_object_info): New structure.
5704 (struct data_reference): Move fields to base_object_info. Add fields
5705 first_location and object_info for above structures. Move fields from
5706 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
5707 aligned_to. Add macros to access the new fields.
5708 Update functions declarations.
5709 * tree-flow.h (is_aliased_with): Declare.
5710 * tree-loop-linear.c (linear_transform_loops): Call
5711 compute_data_dependences_for_loop with correct parameters.
5712 * tree-ssa-alias.c (is_aliased_with): New function.
5713 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
5714 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
5715 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
5716 vect_base_addr_differ_p, compute_subscript_distance and
5717 build_classic_dist_vector. Add printings. Check absolute value of
5719 (vect_analyze_data_ref_dependences): Go through ddrs instead of
5721 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
5722 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
5723 to bytes. Add printing.
5724 (vect_compute_data_refs_alignment): Go through loads and stores in one
5726 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
5727 vect_analyze_data_ref_access): Likewise.
5728 (vect_analyze_pointer_ref_access): Remove.
5729 (vect_address_analysis, vect_object_analysis): Likewise.
5730 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
5731 and analyze data-refs in the loop.
5732 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
5733 fields of data-ref instead of stmt. Add init to the offset from the
5735 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
5736 (vect_update_init_of_dr): Likewise.
5737 (vect_update_inits_of_drs): Go through loads and stores in one loop.
5738 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
5740 (new_loop_vec_info): Initialize new fields.
5741 (destroy_loop_vec_info): Free new fields.
5742 (vect_strip_conversion): Remove.
5743 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
5744 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
5745 datarefs. Add new field ddrs.
5746 Add macros for the new fields access.
5747 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
5748 base_aligned_p, misalignment, memtag, ptr_info and subvars.
5749 Remove their macros.
5750 * tree.h (highest_pow2_factor): Declare.
5752 2005-07-25 Jakub Jelinek <jakub@redhat.com>
5754 * calls.c (store_one_arg): Check for sibling call MEM arguments
5755 from already clobbered incoming argument area.
5757 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5759 * c-common.c (check_missing_format_attribute): New.
5760 * c-common.h (check_missing_format_attribute): Likewise.
5761 * c-typeck.c (convert_for_assignment): Use it.
5763 2005-07-24 Andreas Schwab <schwab@suse.de>
5765 * config/m68k/m68k.md ("extendqidi2"): When source is an address
5766 register use a word move. Correct operand of ext.w in 68000 code.
5768 2005-07-23 Mark Mitchell <mark@codesourcery.com>
5770 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
5771 variables as declarations, rather than definitions.
5773 2005-07-24 Ira Rosen <irar@il.ibm.com>
5775 PR tree-optimization/22526
5776 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
5779 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5781 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
5782 that C99 reserve for future use. Use it to define clog10,
5783 clog10f and clog10l.
5785 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5787 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
5788 * configure.ac: Check for -Wmissing-format-attribute.
5790 * configure: Regenerate.
5792 2005-07-23 Richard Henderson <rth@redhat.com>
5794 PR tree-optimization/22623
5795 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
5797 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
5800 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
5802 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5804 * Makefile.in (C_TREE_H): Update dependencies.
5805 * c-tree.h: Include toplev.h.
5806 * diagnostic.h (diagnostic_set_info): Add format attribute.
5807 * rtl-error.c (diagnostic_for_asm): Likewise.
5809 2005-07-23 Chao-ying Fu <fu@mips.com>
5811 * config/mips/mips-dsp.md: New file.
5812 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
5813 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
5815 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
5816 MIPS_BUILTIN_BPOSGE32.
5817 (mips_expand_builtin_direct): Add one parameter to indicate that
5818 builtin functions need to return a value.
5819 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
5821 (mips_regno_to_class): Add classes for 12 new DSP registers.
5822 (mips_subword): Change to check four HI registers.
5823 (mips_output_move): Output move to and from 6 new DSP accumulators.
5824 (override_options): Make sure -mdsp and -mips16 are not used together.
5825 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
5827 (mips_conditional_register_usage): Disable 6 new DSP accumulators
5829 (print_operand): Add 'q' for printing DSP accumulators.
5830 (mips_cannot_change_mode_class): Check ACC_REGS.
5831 (mips_secondary_reload_class): Check ACC_REGS.
5832 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
5833 (mips_register_move_cost): Check ACC_REGS.
5834 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
5835 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
5836 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
5837 (dsp_bdesc): New array.
5838 (bdesc_arrays): Add DSP builtin function table.
5839 (mips_prepare_builtin_arg): Check predicate again after
5841 (mips_expand_builtin): Add one more parameter to
5842 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
5843 MIPS_BUILTIN_BPOSGE32.
5844 (mips_init_builtins): Initialize new function types.
5845 (mips_expand_builtin_direct): Check if builtin functions need to
5846 return a value and pass operands properly.
5847 (mips_expand_builtin_bposge): New function.
5848 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
5849 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
5850 (FIRST_PSEUDO_REGISTER): Increase to 188.
5851 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
5852 Update for 12 new DSP registers.
5853 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
5854 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
5855 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
5856 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
5857 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
5858 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
5859 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
5860 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
5861 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
5862 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
5863 (REGISTER_NAMES): Add names for 12 new DSP registers.
5864 * config/mips/mips.md: Include mips-dsp.md.
5865 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
5866 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
5867 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
5868 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
5869 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
5870 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
5871 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
5872 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
5873 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
5874 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
5875 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
5876 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
5877 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
5878 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
5879 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
5880 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
5881 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
5882 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
5883 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
5884 (UNSPEC_RDDSP): New constants.
5885 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
5886 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
5888 * config/mips/mips.opt (-mdsp): New option.
5889 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
5890 (reg_imm10_operand): New predicates.
5891 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
5892 * doc/invoke.texi (-mdsp): Document new option.
5894 2005-07-22 DJ Delorie <dj@redhat.com>
5896 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
5898 * tree-inline.c (inlinable_function_p): Likewise.
5900 2005-07-22 Mark Mitchell <mark@codesourcery.com>
5903 * toplev.c (check_global_declarations): Do not mark undefined
5904 variables as DECL_IGNORED_P.
5905 * varasm.c (first_global_object_name): GTY it.
5906 (weak_global_object_name): Likewise.
5907 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
5908 a string to go into {weak,first}_global_object_name.
5910 2005-07-22 DJ Delorie <dj@redhat.com>
5912 * c-format.c (check_function_format): Change warning control
5913 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
5915 2005-07-22 Diego Novillo <dnovillo@redhat.com>
5917 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
5918 &PTR->FLD a dereference of PTR.
5919 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
5920 a potential dereference of PTR.
5922 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
5924 PR rtl-optimization/20370
5925 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
5926 call allocate_reg_info if necessary.
5928 PR rtl-optimization/21848
5929 * calls.c (emit_library_call_value_1): For const functions, add
5930 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
5932 PR rtl-optimization/22445
5933 * cselib.c (target.h): Include.
5934 (rtx_equal_for_cselib_p): Allow commutative matches.
5935 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
5936 Remove MODE parameter. Changed all callers.
5938 PR rtl-optimization/22258
5939 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
5941 (try_combine): Use likely_spilled_retval_p.
5943 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
5945 * config.gcc: Add crx-elf support.
5947 * doc/contrib.texi: Mention crx.
5948 * doc/extend.texi: Document crx extensions.
5949 * doc/install.texi: Document crx install.
5950 * doc/invoke.texi: Document crx options.
5951 * doc/md.texi: Document crx constraints.
5953 * config/crx/crx-protos.h: New file.
5954 * config/crx/crx.c: New file.
5955 * config/crx/crx.h: New file.
5956 * config/crx/crx.md: New file.
5957 * config/crx/crx.opt: New file.
5958 * config/crx/t-crx: New file.
5960 2005-07-22 Manfred Hollstein <mh@suse.com>
5962 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
5964 (int_add_graph_edge): Likewise.
5965 (collapse_nodes): Likewise.
5966 (process_unification_queue): Likewise.
5968 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5969 Laurent GUERBY <laurent@guerby.net>
5971 PR tree-optimization/22336
5972 * function.c (record_block_change): Check for
5973 cfun->ib_boundaries_block.
5975 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
5977 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
5978 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
5980 2005-07-21 DJ Delorie <dj@redhat.com>
5982 * toplev.c (warn_deprecated_use): Add warning control to warning
5984 * c-typeck.c (parser_build_binary_op): Likewise.
5985 (c_finish_if_stmt): Likewise.
5986 * c-common.c (check_function_sentinel): Likewise.
5987 (check_nonnull_arg): Likewise.
5989 2005-07-21 Richard Henderson <rth@redhat.com>
5992 * tree-complex.c (complex_ssa_name_components): New.
5993 (cvc_lookup): Allow entry not found.
5994 (create_components): Remove.
5995 (create_one_component_var, get_component_var): New.
5996 (get_component_ssa_name, set_component_ssa_name): New.
5997 (extract_component): Use get_component_ssa_name.
5998 (update_complex_components): Use set_component_ssa_name.
5999 (update_complex_components_on_edge): Likewise.
6000 (update_phi_components): Create new PHI nodes directly, instead
6001 of adding insns to edges.
6002 (tree_lower_complex): Allocate and free complex_variable_components
6003 and complex_ssa_name_components here.
6005 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
6007 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
6008 revert to returning false.
6010 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6013 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
6015 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6018 * config/i386/i386.md (cmpxf): Change operand constraints
6019 to "nonmemory_operand".
6021 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6023 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
6025 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6028 * fold-const.c (fold_build1): Add checksum for the operands.
6029 (fold_build2): Likewise.
6030 (fold_build3): Likewise.
6032 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6035 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
6037 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6039 * common.opt (-fforward-propagate): Committed by mistake,
6042 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6044 * reg-stack.c: Fix comment typo(s).
6045 * tree-ssa-operands.c: Likewise.
6046 * tree-vectorizer: Likewise.
6048 2005-07-21 Nick Clifton <nickc@redhat.com>
6050 * config/sh/symbian.c: Replace C++ style line comments with C
6051 style line comments.
6052 (symbian_add_attribute): Do not use a ? operator on the LHS of
6054 (sh_symbian_handle_dll_attribute): Change the type of the
6055 method vector to "VEC(tree,gc)*" and use vector accessor
6056 macros to walk over the elements.
6057 (symbian_export_vtable_and_rtti_p): Likewise.
6058 (symbian_class_needs_attribute_p): Likewise.
6060 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6063 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
6064 initialize targetm.resolve_overloaded_builtin here.
6065 (altivec_expand_overloaded_builtin): Make it non-static.
6066 * config/rs6000/rs6000-protos.h
6067 (altivec_expand_overloaded_builtin): New prototype.
6068 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
6069 targetm.resolve_overloaded_builtin here.
6070 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
6072 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6073 Zdenek Dvorak <dvorakz@suse.cz>
6075 PR tree-optimization/19210
6076 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
6078 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
6079 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
6080 rely on unproven assumptions.
6081 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
6082 * tree-flow.h (number_of_iterations_exit): Add final parameter.
6083 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
6084 to number_of_iterations_exit.
6085 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
6086 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
6087 * tree-ssa-loop-niter.c (find_loop_niter,
6088 estimate_numbers_of_iterations_loop): Likewise.
6089 (number_of_iterations_exit): Honor the new options.
6090 * doc/invoke.texi (Wunsafe-loop-optimizations,
6091 funsafe-loop-optimizations): Document them.
6093 2005-07-21 Richard Sandiford <richard@codesourcery.com>
6095 PR rtl-optimization/22167
6096 * gcse.c (hoist_code): Fix hoist_exprs[] check.
6098 2005-07-20 Adam Nemet <anemet@lnxw.com>
6100 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
6101 __do_global_dtors_aux longcall.
6103 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
6105 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
6106 (old_special_pred_table): Don't reference
6107 SPECIAL_MODE_PREDICATES.
6108 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
6109 * config/arc/arc.h: Don't mention PREDICATE_CODES.
6110 * config/sh/predicates.h: Don't mention
6111 SPECIAL_MODE_PREDICATES.
6112 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
6115 2005-07-20 DJ Delorie <dj@redhat.com>
6117 * config.gcc: Add m32c-elf support.
6119 * doc/contrib.texi: Mention m32c.
6120 * doc/extend.texi: Document m32c extensions.
6121 * doc/install.texi: Mention m32c.
6122 * doc/invoke.texi: Document m32c options.
6123 * doc/md.texi: Document m32c constraints.
6125 * config/m32c/addsub.md: New file.
6126 * config/m32c/bitops.md: New file.
6127 * config/m32c/cond.md: New file.
6128 * config/m32c/jump.md: New file.
6129 * config/m32c/m32c-lib1.S: New file.
6130 * config/m32c/m32c-lib2.c: New file.
6131 * config/m32c/m32c-modes.def: New file.
6132 * config/m32c/m32c-pragma.c: New file.
6133 * config/m32c/m32c-protos.h: New file.
6134 * config/m32c/m32c.abi: New file.
6135 * config/m32c/m32c.c: New file.
6136 * config/m32c/m32c.h: New file.
6137 * config/m32c/m32c.md: New file.
6138 * config/m32c/m32c.opt: New file.
6139 * config/m32c/minmax.md: New file.
6140 * config/m32c/mov.md: New file.
6141 * config/m32c/muldiv.md: New file.
6142 * config/m32c/predicates.md: New file.
6143 * config/m32c/prologue.md: New file.
6144 * config/m32c/shift.md: New file.
6145 * config/m32c/t-m32c: New file.
6147 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6149 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
6150 (stack_protect_set, stack_protect_test): New expanders.
6151 (stack_protect_set_si, stack_protect_set_si_media,
6152 stack_protect_set_di_media, stack_protect_test_si,
6153 stack_protect_test_si_media, stack_protect_test_di_media):
6156 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
6158 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
6160 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
6162 * tree.h (tree_expr_nonzero_p): Export.
6163 * fold-const.c (tree_expr_nonzero_p): Likewise.
6164 Return true for CALL_EXPRs that are alloca calls.
6165 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
6167 * tree-flow.h (expr_computes_nonzero): Remove.
6168 * tree-vrp.c (expr_computes_nonzero): Remove.
6169 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
6170 (extract_range_from_unary_expr): Likewise.
6171 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
6172 tree_expr_nonzero_p.
6174 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
6176 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
6177 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
6178 extra arg "picreg" and use it instead of pic_offset_table_rtx.
6179 All callers changed.
6180 (frame_related_constant_load): New arg "related" which controls
6181 setting of RTX_FRAME_RELATED_P. All callers changed.
6182 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
6183 (bfin_expand_prologue): Add stack limit checking.
6184 * config/bfin/bfin.md (trapifcc): New pattern.
6186 * config/bfin/bfin.c: Include "langhooks.h".
6187 (def_builtin): Go through lang_hooks to call builtin_function.
6189 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
6190 * config/bfin/predicates.md (symbol_ref_operand): New.
6191 (call_insn_operand): Delete. All callers changed to use
6192 register_no_elim_operand.
6193 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
6195 (function_arg): Use it to generate the call's operand 2.
6196 (bfin_longcall_p): New function.
6197 (bfin_expand_call): Extra arg "cookie". All callers and declaration
6198 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
6199 determine if the address needs to be in a REG.
6200 (bfin_handle_longcall_attribute): New function.
6201 (bfin_attribute_table): Add "longcall" and "shortcall".
6202 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
6203 (CUMULATIVE_ARGS): New member call_cookie.
6204 (PREDICATE_CODES): Add symbol_ref_operand.
6205 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
6206 extra USE to the pattern.
6207 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
6208 New patterns, split off call_insn, sibcall_insn, call_value_insn and
6209 sibcall_value_insn; now the new patterns handle direct calls and the
6210 old ones indirect calls.
6211 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
6213 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6215 * doc/trouble.texi: Update section on handling of empty loops.
6217 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
6219 * config.gcc: Remove support for sparc-*-openbsd*,
6220 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
6222 * config.host: Remove support for i860-*-sysv4* as a host.
6223 * config/i860/*, config/ip2k/*, config/ns32k/*,
6224 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
6225 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
6226 mention obsolete ports.
6228 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6230 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
6232 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
6233 of frame_pointer_rtx.
6234 (sh_expand_epilogue): Likewise.
6235 (sh_set_return_address): Likewise.
6236 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
6237 instead of FRAME_POINTER_REGNUM if needed. Add elimination
6238 offsets from FRAME_POINTER_REGNUM.
6239 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
6240 (sh_register_names): Add initializer for sfp.
6241 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
6242 (VALID_REGISTER_P): Likewise.
6243 (FIRST_PSEUDO_REGISTER): Update.
6244 (DWARF_FRAME_REGISTERS): Define.
6245 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
6246 (HARD_FRAME_POINTER_REGNUM): Define.
6247 (FRAME_POINTER_REGNUM): Redefine.
6248 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
6249 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
6250 from FRAME_POINTER_REGNUM.
6251 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
6252 FRAME_POINTER_REGNUM.
6253 (REG_CLASS_CONTENTS): Add sfp.
6254 (REG_ALLOC_ORDER): Likewise.
6255 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
6256 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
6257 of frame_pointer_rtx.
6258 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6260 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
6262 * fold-const.c (tree_expr_nonnegative_p): Only return true for
6263 ABS_EXPR when flag_wrapv is false because of INT_MIN.
6264 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
6266 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
6269 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
6271 Make CONSTRUCTOR use VEC to store initializers.
6272 * c-common.c (complete_array_type): Update to cope with VEC in
6274 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
6275 (pp_c_constructor_elts): New function.
6276 * c-pretty-print.h (pp_c_constructor_elts): Declare.
6277 * c-typeck.c (build_function_call, build_c_cast, digest_init,
6278 struct constructor_stack, struct initializer_stack,
6279 constructor_elements, push_init_level, pop_init_level,
6280 add_pending_init, find_init_member, output_init_element): Update to
6281 cope with VEC in CONSTRUCTOR_ELTS.
6282 * coverage.c (build_fn_info_value, build_ctr_info_value,
6283 build_gcov_info): Likewise.
6284 * expr.c (categorize_ctor_elements_1, store_constructor,
6285 expand_expr_real_1): Likewise.
6286 * fold-const.c (fold_ternary): Likewise.
6287 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
6288 gimplify_init_constructor, gimplify_expr): Likewise.
6289 * tree-dump.c (dequeue_and_dump): Likewise.
6290 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
6292 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
6294 * tree-sra.c (generate_element_init_1): Likewise.
6295 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
6296 * tree-ssa-operands.c (get_expr_operands): Likewise.
6297 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
6298 * tree-vect-transform.c (vect_get_vec_def_for_operand):
6299 (get_initial_def_for_reduction): Likewise.
6300 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
6301 value handle in annotations.
6302 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
6303 tree_node_structure): Add support for constr_kind.
6304 (build_vector_from_ctor, build_constructor_single,
6305 build_constructor_from_list): New functions.
6306 (build_constructor): Update to take a VEC instead of a TREE_LIST.
6307 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
6308 Update to cope with VEC in CONSTRUCTOR_ELTS.
6309 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
6310 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
6311 CONSTRUCTOR_APPEND_ELT): New macros.
6312 (struct constructor_elt, struct tree_constructor): New data types.
6313 (union tree_node): Add tree_constructor field.
6314 * treestruct.def: Define TS_CONSTRUCTOR.
6315 * varasm.c (const_hash_1, compare_constant, copy_constant,
6316 compute_reloc_for_constant, output_addressed_constants,
6317 initializer_constant_valid_p, output_constant,
6318 array_size_for_constructor, output_constructor): Update to cope with
6319 VEC in CONSTRUCTOR_ELTS.
6320 * vec.h (VEC_empty, VEC_copy): New macros.
6322 2005-07-19 Devang Patel <dpatel@apple.com>
6324 * dbxout.c (dbxout_type): Check Objective-C++ lang.
6326 2005-07-19 Richard Henderson <rth@redhat.com>
6329 * gimplify.c (gimplify_expr): Use main variant type for the temp
6330 destination for a discarded volatile read.
6331 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
6332 casts between non-void types that change volatility.
6334 2005-07-15 DJ Delorie <dj@redhat.com>
6336 * toplev.h: Add comment about the first parameter for warning().
6337 * errors.h: Likewise.
6339 * c.opt (Wpragmas): New.
6340 * doc/invoke.texi: Document it.
6342 * function.c (do_warn_unused_parameter): Add warning control to
6344 * c-decl.c (warn_if_shadowing): Likewise.
6345 * c-lex.c (cb_def_pragma): Likewise.
6346 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
6347 (pop_alignment): Likewise.
6348 (handle_pragma_pack): Likewise.
6349 (apply_pragma_weak): Likewise.
6350 (handle_pragma_weak): Likewise.
6351 (handle_pragma_redefine_extname): Likewise.
6352 (add_to_renaming_pragma_list): Likewise.
6353 (handle_pragma_extern_prefix): Likewise.
6354 (maybe_apply_renaming_pragma): Likewise.
6355 (handle_pragma_visibility): Likewise.
6357 * config/c4x/c4x-c.c (BAD): Likewise.
6358 (c4x_parse_pragma): Likewise.
6359 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
6360 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
6361 (rs6000_pragma_longcall): Likewise.
6362 * config/v850/v850-c.c (pop_data_area): Likewise.
6363 (ghs_pragma_section): Likewise.
6364 (ghs_pragma_section): Likewise.
6365 (ghs_pragma_interrupt): Likewise.
6366 (ghs_pragma_starttda): Likewise.
6367 (ghs_pragma_startsda): Likewise.
6368 (ghs_pragma_startzda): Likewise.
6369 (ghs_pragma_endtda): Likewise.
6370 (ghs_pragma_endsda): Likewise.
6371 (ghs_pragma_endzda): Likewise.
6373 2005-07-19 Danny Berlin <dberlin@dberlin.org>
6374 Kenneth Zadeck <zadeck@naturalbridge.com>
6376 * Makefile.in: Removed tree-promote-statics.c
6377 * tree-promote-statics.c: Removed.
6378 * common.opt: Removed flag-promote-statics.
6380 * passes.c: Removed tree-promote-statics pass.
6381 * tree-pass.h: Ditto.
6382 * timevar.def: Removed TV_PROMOTE_STATICS.
6385 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
6387 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
6389 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
6391 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6394 * c-common.c (check_function_arguments): Call
6395 'check_function_format' if either -Wformat or
6396 -Wmissing-format-attribute are specified.
6397 * c-format.c (check_function_format): Check -Wformat before
6398 calling 'check_format_info'.
6399 * c-opts.c (c_common_post_options): Don't warn for
6400 -Wmissing-format-attribute without -Wformat.
6401 * c-typeck.c (convert_for_assignment): Detect additional cases for
6402 -Wmissing-format-attribute.
6403 * doc/invoke.texi (-Wmissing-format-attribute): Document new
6406 2005-07-19 Richard Guenther <rguenther@suse.de>
6408 * config/i386/i386.md (lrint<mode>2): Use temporary
6409 instead of clobbering non-existent memory.
6411 2005-07-19 Nick Clifton <nickc@redhat.com>
6413 * config/avr/avr.c (legitimate_address_p): Fix debugging print
6414 statement to avoid displaying ASCII control characters.
6416 2005-07-19 Ben Elliston <bje@au.ibm.com>
6418 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
6419 * cfganal.c (find_edge_index): Ditto.
6420 * combine.c (combine_instructions): Ditto.
6421 * ddg.c (create_scc): Ditto.
6422 (find_successors): Ditto.
6423 (find_predecessors): Ditto.
6424 (find_nodes_on_paths): Ditto.
6425 (longest_simple_path): Ditto.
6426 * flow.c (update_life_info): Ditto.
6427 (count_or_remove_death_notes): Ditto.
6428 (clear_log_links): Ditto.
6429 * modulo-sched.c (generate_reg_moves): Ditto.
6430 (find_max_asap): Ditto.
6431 (find_max_hv_min_mob): Ditto.
6432 (find_max_dv_min_mob): Ditto.
6433 * sbitmap.c (sbitmap_first_set_bit): Ditto.
6434 * sched-rgn.c (extract_edgelst): Ditto.
6435 * tree-into-ssa.c (prepare_names_to_update): Ditto.
6436 (dump_update_ssa): Ditto.
6437 (ssa_names_to_replace) Ditto.
6438 (switch_virtuals_to_full_rewrite): Ditto.
6439 (update_ssa): Ditto.
6440 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6442 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
6444 Fix PR tree-optimization/22483
6446 * tree-complex.c (create_components): Use
6447 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
6448 * tree-flow-inline.h (fill_referenced_var_vec): New function.
6449 * tree-flow.h (safe_referenced_var_iterator): New structure.
6450 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
6451 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
6452 safe_referenced_var iterator.
6453 (add_type_alias): Ditto.
6455 2005-07-19 Steven Bosscher <stevenb@suse.de>
6457 * loop-init.c (rest_of_handle_loop2): Remove.
6458 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
6459 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
6460 (pass_rtl_loop_init, pass_rtl_loop_done,
6461 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
6462 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
6463 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
6464 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
6465 pass_tree_loop_done, and pass_tree_unswitch.
6466 (gate_loop): Rename to gate_tree_loop.
6467 * passes.c (init_optimization_passes): Update for renamed tree
6468 loop passes. Add the new loop2 passes as subpasses of loop2.
6469 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
6470 Update for the renamed tree loop passes.
6472 2005-07-18 Ian Lance Taylor <ian@airs.com>
6475 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
6476 blocks when optimizing.
6478 2005-07-18 Steve Ellcey <sje@cup.hp.com>
6480 * common.opt (frename-registers): Initialize to 2.
6482 (fgcse-after-reload): Ditto.
6483 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
6484 (process_options): Only change flag_web, flag_rename_registers,
6485 and flag_rerun_cse_after_loop if not explicitly set by user.
6487 2005-07-18 Jan Beulich <jbeulich@novell.com>
6489 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
6490 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
6491 in 64-bit mode the same as DImode in 32-bit mode.
6492 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
6493 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
6494 mode. Add new mode parameter.
6495 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
6496 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
6497 x86_64_shift_adj): New expanders.
6498 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
6499 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
6501 Respective new splitters. Use renamed shift splitter helpers in 32-bit
6502 DImode shift splitters.
6503 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
6504 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
6507 2005-07-18 Jan Beulich <jbeulich@novell.com>
6509 * i386.md (movdi_extzv_1): New.
6510 (zero_extendhidi2): Combine alternatives and never force use of
6512 (zero_extendqidi2): Likewise. Don't restrict input selection.
6514 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6516 Fix PR tree-optimization/22531
6517 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
6520 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6522 * tree-promote-statics.c (pass_promote_statics): Change dump file
6525 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6527 * tree-optimize.c (init_tree_optimization_passes): Add
6528 pass_eliminate_useless_stores pass.
6529 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
6530 * tree-ssa-pre.c (is_copy_stmt): New function.
6531 (follow_copies_till_vuse): Ditto.
6532 (do_eustores): Ditto.
6533 (gate_eustores): Ditto.
6535 2005-07-16 Richard Henderson <rth@redhat.com>
6537 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
6539 2005-07-16 Danny Berlin <dberlin@dberlin.org>
6540 Kenneth Zadeck <zadeck@naturalbridge.com>
6542 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
6543 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
6544 ipa-type-escape.h, tree-promote-statics.c
6545 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
6546 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
6547 tree-promote-statics.c: new files.
6548 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
6549 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
6550 int nonlocal_set_p, mark_constant_function): Deleted.
6551 (rest_of_handle_cfg): Removed call to mark_constant_function.
6552 (nonoverlapping_component_refs_p): Added calls to support
6553 type based aliasing.
6554 * tree-ssa-alias.c (may_alias_p,
6555 compute_flow_insensitive_aliasing): Ditto.
6556 * calls.c (flags_from_decl_or_type): Removed reference to
6558 * c-typeck.c (convert_arguments): Make builtins tolerant of having
6559 too many arguments. This is necessary for Spec 2000.
6560 * cgraph.h (const_function, pure_function): Removed.
6561 * common.opt: Added "fipa-pure-const", "fipa-reference",
6562 "fipa-type-escape", and "ftree-promote-static".
6564 * passes.c: Added ipa and tree-promote-statics passes.
6565 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
6566 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
6567 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
6568 * tree-flow.h: Added exposed sra calls and addition of
6569 reference_vars_info field for FUNCTION_DECLS.
6570 * tree-pass.h: Added passes.
6571 * tree-sra.c: (sra_init_cache): New function.
6572 (sra_insert_before, sra_insert_after) Made public.
6573 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
6575 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
6576 aliasing. (may_alias_p): Added code to use type escape analysis to
6578 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
6579 code to prune clobbers of static variables based on information
6580 produced in ipa-reference pass. Changed call clobbering so that
6581 statics are not marked as clobbered if the call does not clobber
6584 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
6586 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
6589 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6591 * doc/install.texi (*-*-solaris2*): Document recommended version
6592 of GNU binutils and mention GNU linker problem on Solaris 10.
6594 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
6597 * c-decl.c (c_build_bitfield_integer_type): New function.
6598 (finish_struct): Call it.
6599 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
6601 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6603 * c-typeck.c (digest_init): Call 'convert_for_assignment'
6606 2005-07-16 Jan Hubicka <jh@suse.cz>
6608 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
6609 (scale_bbs_frequencies_int): Watch roundoff errors.
6610 * predict.c (return_prediction): Initialize return_stmt.
6612 2005-07-16 Jan Hubicka <jh@suse.cz>
6614 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
6615 after RTL profiling.
6617 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
6620 * fold-const.c (build_range_check): Convert high/low to etype
6621 if we are only comparing against exp.
6623 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
6625 Fix PR tree-optimization/22376
6626 * tree-ssa-structalias.c (build_constraint_graph): We really meant
6628 (need_to_solve): New function.
6629 (compute_points_to_sets): Use it.
6631 2005-07-15 Jan Hubicka <jh@suse.cz>
6633 * cfg.c (update_bb_profile_for_threading): More diagnostic.
6634 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
6636 2005-07-15 Richard Guenther <rguenther@suse.de>
6638 * c-common.c (handle_flatten_attribute): New function.
6639 Add flatten function attribute.
6640 * doc/extend.texi: Document flatten function attribute.
6641 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
6642 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
6644 (cgraph_decide_inlining): Handle functions with flatten
6647 2005-07-14 David Edelsohn <edelsohn@gnu.org>
6649 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
6650 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
6651 UNSPEC_XCHG, UNSPEC_AND): New.
6652 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
6653 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
6654 * config/rs6000/sync.md (FETCHOP): New code macro.
6655 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
6657 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
6658 (sync_compare_and_swap<mode>): Same.
6659 (sync_lock_test_and_set<mode>): Same.
6660 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
6661 for QImode and HImode, and not PPC405.
6662 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
6663 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
6664 (sync_<fetchop>{si,di}_internal): New.
6665 (sync_nand{si,di}_internal): New.
6666 (sync_old_<fetchop>{si,di}_internal): New.
6667 (sync_old_nand{si,di}_internal): New
6668 (sync_new_<fetchop>{si,di}_internal): New.
6669 (sync_new_nand{si,di}_internal): New.
6670 (atomic_and{si,di}): New.
6671 (sync_new_nand{si,di}_internal): New.
6672 (atomic_and{si,di}): New.
6673 (sync_add<mode>_internal): Delete.
6674 (sync_addshort_internal): Use unspec instead of unspec_volatile.
6675 (sync_sub<mode>_internal): Delte.
6676 (sync_subshort_internal): New.
6677 (sync_andsi_internal): Use unspec instead of unspec_volatile.
6678 (sync_anddi_internal): Delete.
6679 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
6680 (sync_booldi_internal): Delete.
6681 (sync_boolc<mode>_internal): Delete.
6682 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
6683 (sync_boolc<mode>_internal2): Delete.
6684 (sync_boolcc<mode>_internal): Delete.
6685 (isync, lwsync): Use unspec instead of unspec_volatile.
6686 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
6687 Revert UNSPEC_VOLATILE.
6688 (rs6000_split_atomic_op): New.
6689 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
6691 2005-07-14 Eric Christopher <echristo@redhat.com>
6693 * config/mips/mips.c (mips_canonicalize_comparison): Cast
6694 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
6696 2005-07-14 Eric Christopher <echristo@redhat.com>
6698 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
6700 2005-07-14 Steven Bosscher <stevenb@suse.de>
6702 PR tree-optimization/22230
6703 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
6704 the computation of the four cross productions for "range op range".
6706 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
6707 Ulrich Weigand <uweigand@de.ibm.com>
6710 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
6713 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
6715 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
6717 2005-07-14 Steve Ellcey <sje@cup.hp.com>
6719 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
6721 2005-07-14 Richard Guenther <rguenther@suse.de>
6724 * config/i386/i386-protos.h (ix86_function_value): Change
6725 prototype to match new target hook.
6726 * config/i386/i386.c (ix86_value_regno): Change prototype
6727 to take extra type argument.
6728 (TARGET_FUNCTION_VALUE): Define.
6729 (ix86_function_ok_for_sibcall): Pass extra argument to
6730 ix86_value_regno, check return slot rtx for exact match.
6731 (ix86_function_value): Take extra parameter. Dispatch to
6732 ix86_value_regno with fndecl/fntype as provided.
6733 (ix86_value_regno): Handle extra type argument.
6734 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
6736 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
6737 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
6738 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
6739 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
6740 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
6742 2005-07-14 Richard Guenther <rguenther@suse.de>
6744 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
6745 * calls.c (expand_call): Pass fntype to hard_function_value.
6746 (emit_library_call_value_1): Likewise.
6747 * explow.c: Include target.h.
6748 (hard_function_value): Take extra argument, the fntype.
6749 Use new target hook for function_value.
6750 * expr.h (hard_function_value): Change prototype.
6751 * function.c (aggregate_value_p): Pass 0 as fntype to
6752 hard_function_value.
6753 (assign_parms): Use new target hook for function_value.
6754 Pass 0 as fntype to hard_function_value.
6755 (expand_function_end): Likewise.
6756 * reg-stack.c: Include target.h.
6757 (stack_result): Use new target hook for function_value.
6758 * target-def.h: New target hook function_value.
6759 * target.h: Likewise.
6760 * targhooks.c (default_function_value): New function.
6761 * targhooks.h (default_function_value): Declare.
6763 2005-07-13 Ian Lance Taylor <ian@airs.com>
6765 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
6767 2005-07-14 Jan Hubicka <jh@suse.cz>
6769 * tree-dfa.c (dump_variable): Use default_def function.
6770 * tree-ssa-alias.c (dump_points_to_info): Likewise.
6771 * tree-ssa.c (verify_use): Likewise.
6772 * tree-ssanames.c (release_ssa_name): Likewise.
6773 * tree-tailcall.c (eliminate_tail_call): Likewise.
6774 (tree_optimize_tail_calls_1): Likewise.
6775 * tree-vrp.c (get_value_range): Likewise.
6777 2005-07-14 Ben Elliston <bje@au.ibm.com>
6779 * gcc.c (main): Compare language[0] with '*' when iterating over
6782 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6784 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
6785 "s390_emit_compare". Add handling of CCZ1mode.
6786 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
6787 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
6789 (s390_branch_condition_mask): Add CCZ1mode handling.
6790 * config/s390/s390.md: ("seq", "*seq"): New pattern.
6791 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
6792 Use CCZ1mode instead of CCZmode.
6793 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
6795 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6797 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
6799 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
6801 2005-07-13 Eric Christopher <echristo@redhat.com>
6803 * config/mips/mips.c (mips_canonicalize_comparison): New.
6804 (mips_emit_int_relational): Use.
6806 2005-07-13 Eric Christopher <echristo@redhat.com>
6808 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6810 * config/s390/s390.md: Include tpf.md. Move tpf specific
6812 * config/s390/tpf.md: To here.
6813 * config/s390/s390.opt: Move tpf specific options...
6814 * config/s390/tpf.opt: to here. Add mmain option.
6815 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6816 * config/s390/tpf.h: Rewrite.
6818 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6820 * doc/tm.texi: Remove @xref{Cross-profiling}.
6822 2005-07-13 Jeff Law <law@redhat.com>
6824 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
6825 expressions, test their _DECL operands for pointer equality rather
6826 than using operand_equal_p.
6828 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6830 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
6831 (TARGET_POSIX_IO): This.
6832 * config/darwin.h: Likewise.
6833 * config/freebsd.h: Likewise.
6834 * config/linux.h: Likewise.
6835 * config/lynx.h: Likewise.
6836 * config/netbsd.h: Likewise.
6837 * config/rs6000/linux64.h: Likewise.
6838 * config/rs6000/linux.h: Likewise.
6839 * config/s390/tpf.h: Likewise.
6840 * config/sh/embed-elf.h: Likewise.
6841 * config/sparc/linux64.h: Likewise.
6842 * config/sparc/linux.h: Likewise.
6843 * config/svr4.h: Likewise.
6844 * gcov-io.h: Likewise.
6846 * doc/tm.texi: Updated.
6848 * libgcov.c (create_file_directory): Defined only if
6849 TARGET_POSIX_IO is defined.
6850 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
6853 2005-07-13 Jan Hubicka <jh@suse.cz>
6855 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
6857 2005-07-13 David Edelsohn <edelsohn@gnu.org>
6859 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
6860 structure as argument.
6862 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
6864 PR tree-optimization/21921
6865 * tree-iterator.c (tsi_link_before): Support the case when
6866 tsi_end_p (tsi) == true.
6868 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6870 PR tree-optimization/22442
6871 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
6874 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6876 PR rtl-optimization/20376
6877 * toplev.c (process_options): Enable -fweb and -frename-registers when
6879 * doc/invoke.texi: Update the information about when -fweb and
6880 -frename-registers are enabled.
6882 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6885 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
6886 if *rhs_p is not a SSA_NAME.
6888 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
6890 Fix PR tree-optimization/22422
6891 * tree-ssa-structalias.c (struct variable_info): Add flag for
6893 (get_varinfo): Now a static function.
6894 (new_varinfo): init has_union and is_special_var to false.
6895 (solution_set_add): Check has_union.
6896 (do_da_constraint): Move temporary variable so it gets reset
6898 Also check for special variable.
6899 (do_ds_constraint): Ditto.
6900 (do_sd_constraint): Ditto.
6901 (do_structure_copy): Check for special variable.
6902 (find_func_aliases): Ditto.
6903 (init_base_vars): Set special vars properly.
6905 2005-07-13 Jan Hubicka <jh@suse.cz>
6907 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
6910 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
6911 (get_expr_operands): Fix thinko wrt flags and subvars.
6913 PR tree-optimize/22379
6914 * tree-inline.c (expand_call_inline): Do not output sorry in early
6917 2005-07-12 Dale Johannesen <dalej@apple.com>
6919 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
6921 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6924 * host-linux.h: Include limits.h.
6926 2005-07-12 Dale Johannesen <dalej@apple.com>
6928 * expr.c (compress_float_constant): Add cost check.
6929 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
6931 2005-07-12 Dale Johannesen <dalej@apple.com>
6933 * gcc.target/i386/compress-float-sse.c: New.
6934 * gcc.target/i386/compress-float-sse-pic.c: New.
6935 * gcc.target/i386/compress-float-387.c: New.
6936 * gcc.target/i386/compress-float-387-pic.c: New.
6937 * gcc.dg/compress-float-ppc.c: New.
6938 * gcc.dg/compress-float-ppc-pic.c: New.
6940 2005-07-12 Eric Christopher <echristo@redhat.com>
6942 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6944 * config/s390/s390.md: Include tpf.md. Move tpf specific
6946 * config/s390/tpf.md: To here.
6947 * config/s390/s390.opt: Move tpf specific options...
6948 * config/s390/tpf.opt: to here. Add mmain option.
6949 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6950 * config/s390/tpf.h: Rewrite.
6952 2005-07-12 Eric Christopher <echristo@redhat.com>
6954 * gcc.c (struct infile): Update comment for language.
6955 (main): Rewrite input file resetting code.
6957 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6960 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
6961 requiring a cast in a non RHS of modify_expr. Add a cast when required.
6962 (lookup_avail_expr): Use constant_boolean_node instead
6963 of boolean_false_node/boolean_true_node.
6965 2005-07-12 Ben Elliston <bje@au.ibm.com>
6967 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
6968 and use it when printing num_edges.
6970 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
6972 * doc/extend.texi (Blackfin Built-in Functions): New section.
6973 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
6976 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
6978 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
6979 s/cmpstrsi/cmpstrnsi
6980 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
6982 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
6983 (init_optabs): Initialize cmpstrn_optab.
6984 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
6985 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
6986 * expr.c: (enum insn_code cmpstrn_optab): Declare.
6987 * config/i386/i386.md: s/cmpstr/cmpstrn
6988 * config/c4x/c4x.md: s/cmpstr/cmpstrn
6989 * doc/md.texi: Update documentation.
6991 2005-07-11 Richard Henderson <rth@redhat.com>
6993 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
6994 build_va_arg_indirect_ref.
6995 (alpha_gimplify_va_arg): Likewise.
6996 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
6997 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
6998 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
6999 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
7000 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
7001 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
7003 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
7005 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7007 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
7008 * passes.c (init_optimization_passes): Add pass_empty_loop.
7009 * tree-pass.h (pass_empty_loop): Declare.
7010 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
7011 try_remove_empty_loop, remove_empty_loops): New functions.
7012 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
7013 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
7015 2005-07-12 Peter Barada <peter@the-baradas.com>
7019 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
7020 in address registers.
7021 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
7022 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
7023 alternative of addsi3_5200.
7025 2005-07-11 Ian Lance Taylor <ian@airs.com>
7027 * config/mips/mips.md (ffs<mode>2): Remove.
7029 2005-07-11 Ian Lance Taylor <ian@airs.com>
7031 * doc/tree-ssa.texi (Cleanups): Improve description of
7033 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
7035 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7037 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
7038 * tree.h (DECL_ARGUMENT_FLD): New macro.
7040 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7042 Fix PR tree-optimization/22404
7044 * tree-ssa-structalias.c (create_variable_info_for): Use
7047 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
7049 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
7050 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
7051 for second comparison operand.
7052 * config/bfin/predicates.md (reg_or_const_int_operand): New.
7054 * config/bfin/bfin.md (define_attr "type"): Add "sync".
7055 (define_insn_reservation "alu"): Likewise.
7056 (csync, ssync): Now of type sync.
7057 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
7058 -mcsync-anomaly -mspecld-anomaly.
7059 * config/bfin/bfin.opt (mcsync): Remove.
7060 (mcsync-anomaly, mspecld-anomaly): Add.
7061 * config/bfin/bfin.c: Include "insn-codes.h".
7062 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
7063 (TARGET_DEFAULT_TARGET_FLAGS): New.
7064 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
7066 2005-07-11 Steven Bosscher <stevenb@suse.de>
7068 * basic-block.h: Give the BB flags enum a name, bb_flags.
7069 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
7070 * cfgcleanup.c (enum bb_flags): Remove here.
7071 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
7072 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
7073 (update_forwarder_flag): Likewise.
7074 (thread_jump): Likewise.
7075 (try_forward_edges): Likewise.
7076 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
7077 forwarder flags. Don't clear bb->aux for all basic blocks. Only
7078 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
7080 2005-07-11 Richard Guenther <rguenther@suse.de>
7082 * config/i386/i386.opt: New target option -msseregparm.
7083 * config/i386/i386.c (override_options): Error out for
7084 -msseregparm but no SSE support.
7085 (ix86_function_sseregparm): Check for global sseregparm.
7086 * doc/invoke.texi: Document -msseregparm.
7088 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7090 * config.gcc (m32r-*-linux*): Use the default extra_parts.
7091 (m32rle-*-linux*): Ditto.
7093 2005-07-11 Jakub Jelinek <jakub@redhat.com>
7095 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
7096 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
7099 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7103 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
7104 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
7106 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
7108 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
7109 (varmap): Heapify varmap.
7110 (constraints): Heapify constraints.
7111 (struct constraint_graph): Heapify succs and preds.
7112 (constraint_vec_find): Update for heapification.
7113 (constraint_set_union): Ditto.
7114 (insert_into_complex): Ditto.
7115 (constraint_edge_vec_find): Ditto.
7116 (erase_graph_self_edge): Ditto.
7117 (add_graph_edge): Ditto.
7118 (get_graph_weights): Ditto.
7119 (merge_graph_nodes): Ditto.
7120 (build_constraint_graph): Ditto.
7121 (topo_visit): Ditto.
7122 (solve_graph): Ditto.
7123 (create_variable_info_for): Ditto.
7124 (init_base_vars): Ditto.
7125 (delete_points_to_sets): Free graph, varmap, and complex constraints.
7126 (condese_varmap_nodes): Free complex vector.
7127 (clear_edges_for_node): Clear succs and preds vector.
7129 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7131 * tree-ssa-structalias.c (update_alias_info): Change counting of
7132 references to not include vdefs.
7134 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7136 * tree-ssa-alias.c (free_used_part_map): Add missing free.
7139 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7141 * pa.c (pa_commutative_p): Make PLUS commutative when
7142 TARGET_NO_SPACE_REGS is true.
7144 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7146 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
7147 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
7148 * tree-dfa.c (dump_subvars_for): New.
7149 (debug_subvars_for): New.
7150 (dump_variable): Show subvariables if VAR has them.
7151 * tree-flow-inline.h (get_subvar_at): New.
7152 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
7153 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
7155 (struct subvar): Change fields offset and size to unsigned
7157 (dump_subvars_for): Declare.
7158 (debug_subvars_for): Declare.
7159 (get_subvar_at): Declare.
7160 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
7161 to unsigned HOST_WIDE_INT *.
7162 (overlap_subvar): Likewise.
7163 * tree-gimple.c (is_gimple_reg): Always return false for
7164 SFTs and memory tags.
7165 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
7167 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
7168 (compute_may_aliases): Call compute_points_to_sets.
7169 (collect_points_to_info_for): Remove.
7170 (compute_points_to_and_addr_escape): Remove.
7171 (delete_alias_info): Call delete_points_to_sets.
7172 (compute_flow_sensitive_aliasing): If the call to
7173 find_what_p_points_to returns false, call set_pt_anything.
7174 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
7175 (set_pt_anything): Clear pi->pt_vars.
7176 (set_pt_malloc): Remove.
7177 (merge_pointed_to_info): Remove.
7178 (add_pointed_to_expr): Remove.
7179 (add_pointed_to_var): Remove.
7180 (collect_points_to_info_r): Remove.
7181 (is_escape_site): Make extern.
7183 (create_overlap_variables_for): Call it.
7184 * tree-ssa-copy.c (merge_alias_info): Never merge
7185 flow-sensitive alias information.
7186 * tree-ssa-operands.c (get_expr_operands): Adjust variables
7187 offset and size to be unsigned HOST_WIDE_INT.
7188 (add_to_addressable_set): Rename from note_addressable.
7189 Set TREE_ADDRESSABLE as the variables are added to the set.
7191 (add_stmt_operand): Do not try to micro-optimize unmodifiable
7192 operands into VUSEs when adding V_MAY_DEFs for members in an
7194 * tree-ssa-operands.h (add_to_addressable_set): Declare.
7195 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
7196 (struct variable_info): Add bitfield is_heap_var.
7197 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
7198 (new_var_info): Initialize is_heap_var.
7199 (get_constraint_for): Add HEAP variables to the symbol table.
7200 Mark them with is_heap_var.
7201 (update_alias_info): New. Taken mostly from the old
7202 compute_points_to_and_addr_escape.
7203 (handle_ptr_arith): New.
7204 (find_func_aliases): Call update_alias_info.
7205 Call handle_ptr_info for tcc_binary expressions.
7206 Call mark_stmt_modified.
7207 (create_variable_info_for): If DECL has subvars, do not create
7208 variables for its subvars. Always add all the fields.
7209 (set_uids_in_ptset): If the solution includes ANYOFFSET and
7210 SFTs, then add all the SFTs of the structure.
7211 If VI->DECL is an aggregate with subvariables, add the SFT at
7213 (find_what_p_points_to): If VI is an artificial variable,
7214 translate to bitfields in SSA_NAME_PTR_INFO.
7215 If the solution is empty, set pi->pt_vars to NULL
7216 (init_base_vars): Create ANYOFFSET.
7217 (compute_points_to_sets): Rename from create_alias_vars.
7219 (pass_build_pta): Remove.
7220 (delete_points_to_sets): Rename from delete_alias_vars.
7221 (pass_del_pta): Remove.
7222 * tree-ssa-structalias.h (struct alias_info): Move from
7224 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
7225 NUM_REFERENCES_SET): Likewise.
7226 (compute_points_to_sets, delete_points_to_sets): Declare.
7228 2005-07-09 Richard Henderson <rth@redhat.com>
7230 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
7231 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
7232 alpha_split_lock_test_and_set_12): New functions.
7233 * config/alpha/alpha-protos.h: Update.
7234 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
7235 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
7236 * config/alpha/sync.md (I12MODE): New.
7237 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
7238 (sync_<fetchop_name><I48MODE>): Likewise.
7239 (sync_nand<I48MODE>): Likewise.
7240 (sync_old_<fetchop_name><I48MODE>): Likewise.
7241 (sync_new_<fetchop_name><I48MODE>): Likewise.
7242 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
7243 (sync_compare_and_swap<I48MODE>): Likewise.
7244 (sync_lock_test_and_set<I48MODE>): Likewise.
7245 (sync_compare_and_swap<I12MODE>): New.
7246 (sync_compare_and_swap<I12MODE>_1): New.
7247 (sync_lock_test_and_set<I12MODE>): New.
7248 (sync_lock_test_and_set<I12MODE>_1): New.
7250 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7254 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
7256 2005-07-09 Jakub Jelinek <jakub@redhat.com>
7258 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
7259 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
7261 2005-07-09 Richard SAndiford <richard@codesourcery.com>
7264 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7266 2005-07-08 David Edelsohn <edelsohn@gnu.org>
7268 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
7269 memory_operand constraint.
7270 (store_conditional_<mode>): Same.
7271 (sync_compare_and_swap<mode>): Same.
7272 (sync_lock_test_and_set<mode>): Same.
7274 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
7276 Rewrite PIC support to more closely model actual instructions.
7277 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
7278 (cris_symbol): Remove prototypes for removed functions.
7279 (cris_pic_symbol_type_of, cris_valid_pic_const)
7280 (cris_expand_pic_call_address): Prototypes for new functions.
7281 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
7283 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
7285 <case ':'>: Add case for new punctuation character.
7286 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
7287 emitting (extra) PIC modifier.
7288 <case UNSPEC>: Do not assert for PLT.
7289 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
7290 (cris_expand_prologue, cris_expand_epilogue): Check
7291 for pic_offset_table_rtx usage instead of taking
7292 current_function_uses_pic_offset_table as the final word.
7293 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
7294 Remove flag_pic difference.
7295 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
7296 the moral equivalents of...
7297 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
7299 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
7300 (cris_handle_option): Mark ARG as unused.
7301 (cris_expand_pic_call_address): New worker function for "call",
7303 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
7304 output PIC constructs here.
7305 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
7306 as symbol-specific modifers, not whole or part of operands.
7307 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
7308 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
7309 constants and flag_pic.
7310 (CONSTANT_INDEX_P): Adjust for new functions.
7311 (enum cris_pic_symbol_type): New helper type.
7312 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
7313 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
7314 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
7316 ("movsi"): Emit actual instructions for GOT and relative access.
7317 ("*movsi_got_load"): New pattern to set up the register holding
7319 ("*movsi_internal"): Operand 1 is not a plain general_operand.
7320 Adjust FIXME for 'S'.
7321 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
7322 Use "movs" for -fpic cases.
7323 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
7324 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
7325 ("call", "call_value"): Just call cris_expand_pic_call_address for
7327 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
7328 Remove special pattern.
7329 ("*expanded_call_side", "*expanded_call_value_side"): New
7331 (gotplt-to-plt, gotplt-to-plt-side-call)
7332 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
7334 * config/cris/cris/predicates.md
7335 ("cris_general_operand_or_gotless_symbol"): Remove unused
7337 ("cris_general_operand_or_symbol"): Adjust for new functions.
7339 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7341 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
7343 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
7345 * Makefile.in (TREE_H): Add treestruct.def.
7346 (c-decl.o): Add pointer-set.h
7347 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
7348 visibility on regular DECL's.
7349 (merge_decls): Fix the copying of decl nodes of various types for
7350 the new structures. Don't update RTL, section name, weak status,
7351 etc, on DECL's without RTL.
7352 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
7353 Don't check volatile on non-variable types.
7354 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
7355 to check whether we have seen arguments.
7356 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
7357 flag is checked before field (flag is common, field is not).
7358 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
7359 TS_DECL_COMMON could have an origin.
7360 (add_location_or_const_value_attribute): Don't check section name
7361 on non-var/function decls.
7362 (dwarf2out_var_location): Reverse order of tests.
7363 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
7364 with DECL_WRTL_CHECK.
7365 * expmed.c (make_tree): rtl is now in decl_with_rtl.
7366 * fold-const.c (fold_binary): Don't check weakness on
7367 non-var/function decls.
7368 (tree_expr_nonzero_p): Ditto.
7369 (fold_checksum_tree): Use tree_decl_extra as sizeof
7371 * ggc-page.c (extra_order_size_table): Add sizes for
7372 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
7374 * gimplify.c (gimplify_bind_expr): Only set
7375 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
7376 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
7378 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
7379 * langhooks.h (init_ts). New langhook.
7380 * passes.c (rest_of_decl_compilation): Reverse order of tests.
7381 * print-tree.c (print_node): Update to only print fields that
7382 exist in the structures the passed decl has.
7383 * toplev.c (wrapup_global_declarations): Don't reset
7384 DECL_DEFER_OUTPUT on DECL's that don't contain it.
7385 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
7386 * tree-inline.c (remap_decl): Ditto.
7387 * tree-outof-ssa.c (create_temp): Reverse order of tests.
7388 * tree-pretty-print.c (print_declaration): Don't print
7389 DECL_REGISTER on things that don't contain it.
7390 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
7391 non-var/function decls.
7392 * tree.c (tree_contains_struct): New structure.
7393 (init_priority_for_decl): New hashtable.
7394 (tree_int_map): New structure.
7395 (tree_int_map_eq): New function.
7396 (tree_int_map_marked_p): Ditto.
7397 (tree_int_map_hash): Ditto.
7398 (tree_map): Move to tree.h.
7399 (tree_map_eq): Externalize.
7400 (tree_map_hash): Ditto.
7401 (tree_map_marked_p): Ditto.
7402 (init_ttree): Set up tree_contains_struct and call langhook.
7403 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
7404 (tree_code_size): Update for new structures.
7405 (tree_node_structure): Update for new structures.
7406 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
7408 (copy_node_stat): Copy init priority.
7409 (build_decl_stat): Ditto for visibility.
7410 (ts_enum_names): New.
7411 (tree_contains_struct_check_failed): New function.
7412 (decl_init_priority_lookup): Ditto.
7413 (decl_init_priority_insert): Ditto.
7414 * treestruct.def: New file.
7415 * tree.h (CODE_CONTAINS_STRUCT): New macro.
7416 (CONTAINS_STRUCT_CHECK): Ditto.
7417 (tree_contains_struct_check_failed): New prototype.
7418 (DECL_CHECK): Removed.
7419 (DECL_MINIMAL_CHECK): New.
7420 (DECL_COMMON_CHECK): Ditto.
7421 (DECL_WRTL_CHECK): Ditto.
7422 (DECL_NON_COMMON_CHECK): Ditto.
7423 (DECL_WITH_VIS_CHECK): Ditto.
7424 (VAR_OR_FUNCTION_DECL_P): Ditto
7425 (struct tree_decl_minimal): New structure.
7426 (struct tree_decl_common): Ditto.
7427 (struct tree_decl_with_rtl): Ditto.
7428 (struct tree_decl_with_vis): Ditto.
7429 (struct tree_decl_non_common): Ditto.
7430 (struct tree_field_decl): Ditto.
7431 (struct tree_parm_decl): Ditto.
7432 (struct tree_var_decl): Ditto.
7433 (struct tree_function_decl): Ditto.
7434 (struct tree_const_decl): Ditto.
7435 (struct tree_result_decl): Ditto.
7436 (union tree_node): Add new structures.
7437 * var-tracking.c (track_expr_p): Reverse order of tests.
7439 * doc/c-tree.texi: Add documentation on DECL node internal structure.
7441 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7443 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
7444 * system.h: Poison FINALIZE_PIC.
7445 * doc/tm.texi (FINALIZE_PIC): Remove.
7447 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7450 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
7451 to the correct type if we have a MODIFY_EXPR.
7453 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7455 PR tree-optimization/22360
7456 * tree.c (upper_bound_in_type): Fix calculations for casting
7457 to a non-wider signed type and casting a signed value to a
7458 wider unsigned type.
7459 (lower_bound_in_type): Fix calculations for casting to a
7460 non-wider signed type.
7462 PR tree-optimization/20139
7463 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
7465 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
7466 fold_cond_expr_cond.
7467 * tree-ssanames.c (release_defs): Assert in_ssa_p.
7468 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
7470 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7473 * tree-complex.c (expand_complex_libcall): Produce
7474 REALPART_EXPR/IMAGPART_EXPR with the correct type.
7476 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
7478 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
7479 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
7480 b" assert and inserted fastpath code for this case.
7481 (bitmap_ior): Removed "a != b" assert.
7483 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7485 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
7486 (ENDFILE_SPEC): Likewise.
7487 * config/m32r/m32r.h (ASM_SPEC): Likewise.
7489 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
7490 a large stack frame at epilogue.
7492 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
7494 * final.c: Include sdbout.h when required.
7496 2005-07-07 Geoffrey Keating <geoffk@apple.com>
7498 * config.gcc (*-*-darwin*): Only one target-specific header file
7500 (powerpc-*-darwin*): Add version-specific header files.
7501 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
7502 * config.in: Regenerate.
7503 * configure: Regenerate.
7504 * gcc.c: Include xregex.h.
7505 (version_compare_spec_function): New.
7506 (spec_function): Add version-compare.
7507 (replace_outfile_spec_function): Reformat comment.
7508 (compare_version_strings): New.
7509 * config/darwin-c.c (version_as_macro): New.
7510 (builtin_define): New.
7511 (darwin_cpp_builtins): New.
7512 * config/darwin-protos.h (darwin_cpp_builtins): New.
7513 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
7514 (LIB_SPEC): Make unconditional, update comment.
7515 (TARGET_C99_FUNCTIONS): Define.
7516 * config/darwin.opt: Sort.
7517 (mmacosx-version-min=): New.
7518 * config/darwin7.h: Delete.
7519 * config/darwin8.h: Delete.
7520 * config/i386/darwin.h (): Call darwin_cpp_builtins.
7521 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
7522 (TARGET_C99_FUNCTIONS): Define.
7523 * config/rs6000/darwin7.h: New.
7524 * config/rs6000/darwin8.h: New.
7525 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
7526 (-mmacosx-version-min): Document.
7528 2005-07-07 Ian Lance Taylor <ian@airs.com>
7530 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
7532 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
7535 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
7537 2005-07-07 Khem Raj <kraj@mvista.com>
7539 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
7540 in bytes, not words.
7542 2005-07-07 Paul Brook <paul@codesourcery.com>
7544 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
7545 DEFAULT_FUNCTION_ARG_PADDING to upward.
7547 2005-07-07 Richard Henderson <rth@redhat.com>
7549 * function.c (locate_and_pad_parm): Record parameter alignment in
7550 stack_alignment_needed.
7552 2005-07-07 David Edelsohn <edelsohn@gnu.org>
7554 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
7555 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
7556 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
7557 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
7558 (define_attr "type"): Add isync, sync, load_l, store_c.
7559 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
7560 Create scratch volatile MEM.
7561 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
7563 (load_locked_<mode>): New.
7564 (store_conditional_<mode>): New.
7565 (sync_compare_and_swap<mode>): Replace with splitter.
7566 (sync_lock_test_and_set<mode>): Replace with splitter.
7567 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
7569 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
7570 is ics. Attribute isync.
7571 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
7573 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
7574 and UNSPECV_SYNC_OP.
7575 (emit_unlikely_jump): New.
7576 (emit_load_locked): New.
7577 (emit_store_conditional): New.
7578 (rs6000_split_compare_and_swap): New.
7579 (rs6000_split_lock_test_and_set): New.
7580 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
7581 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
7582 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
7583 rs6000_split_lock_test_and_set): Declare.
7584 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
7585 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
7586 store_c, isync, sync.
7588 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
7590 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
7591 filenames to gtyp-gen.h.
7592 (s-typ-gen): Use it in place of for loops.
7594 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
7596 * hooks.c (hook_bool_rtx_int_false): New function.
7597 * hooks.h (hook_bool_rtx_int_false): Declare.
7598 * target-def.h (TARGET_COMMUTATIVE_P): Define.
7599 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
7600 * target.h (struct gcc_target): Add commutative_p member.
7601 * targhooks.c (hook_bool_rtx_commutative_p): New function.
7602 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
7603 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
7604 (pa_commutative_p): New function.
7605 * jump.c (target.h): Include.
7606 (rtx_renumbered_equal_p): Use targetm.commutative_p.
7607 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
7609 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7611 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
7612 (s390_expand_setmem): New.
7613 * config/s390/s390.c: Likewise.
7614 (print_shift_count_operand): Truncate to 12 bits instead of 6.
7616 * config/s390/s390.md: ("setmem<mode>"): Accept character as
7617 general_operand. Call new function "s390_expand_setmem".
7618 ("clrmem_long", "*clrmem_long"): Rewrite to ...
7619 ("setmem_long", "*setmem_long"): ... this.
7621 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7623 * config/s390/s390.c: (optimization_options): Enable
7624 TARGET_MVCLE at -Os.
7625 * doc/invoke.texi: Document changes in default behaviour.
7626 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
7628 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7630 * expr.c: (set_storage_via_setmem): Convert opchar to mode
7631 defined by back-end.
7633 2005-07-07 Jakub Jelinek <jakub@redhat.com>
7635 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
7636 all sets in the pattern.
7637 * config/rs6000/rs6000.md (stack_protect_testsi,
7638 stack_protect_testdi): Likewise.
7640 2005-07-06 Jeff Law <law@redhat.com>
7642 * tree-vrp.c (simplify_using_ranges): Kill.
7643 (vrp_finalize): Remove call to simplify_using_ranges.
7644 (simplify_stmt_using_ranges): New function extracted from
7645 simplify_using_ranges.
7646 (simplify_div_or_mod_using_ranges): Likewise.
7647 (simplify_abs_using_ranges): Likewise.
7648 (simplify_cond_using_ranges): New function.
7649 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
7650 * tree-ssa-propagate.c (substitute_and_fold): Call
7651 simplify_stmt_using_ranges if we have range information.
7653 2005-07-06 James E. Wilson <wilson@specifixinc.com>
7655 * config/ia64/ia64.c (ia64_reorg): Check optimize before
7656 ia64_flag_schedule_isns2.
7658 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
7659 reading/writing general registers.
7660 (ia64_function_arg): Revert 2005-06-18 change.
7662 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7664 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
7665 (legitimize_tls_address): Use gcc_unreachable instead of abort.
7667 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
7669 * function.c (expand_function_end): Revert part of 2005-06-27
7670 patch. Do sjlj_emit_function_exit_after after return_label.
7672 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7674 * doc/install.texi (--disable-libssp): New.
7676 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
7678 * doc/invoke.texi: Update -fforce-mem documentation.
7679 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
7680 code for -fforce-mem.
7681 * expmed.c: (store_bit_field,store_fixed_bit_field,
7682 extract_bit_field): Ditto.
7683 * expr.c: (convert_move): Ditto.
7684 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
7685 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
7686 emit_conditional_add,expand_float,expand_fix): Ditto.
7687 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
7688 (common_handle_option): Issue warning when -fforce-mem specified.
7690 2005-07-06 Paul Brook <paul@codesourcery.com>
7692 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
7694 * configure: Regenerate.
7696 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
7698 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
7700 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
7702 Fix PR tree-optimization/22319
7703 Fix PR tree-optimization/22140
7704 Fix PR tree-optimization/22310
7706 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
7707 variable sized types.
7708 Use correct type for intermediate structure on *a = *b structure
7711 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7713 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
7715 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
7716 (machine_function): Move typedef to...
7717 * config/rs6000/rs6000.c (machine_function): ... here. Add
7718 varargs_save_offset field.
7719 (rs6000_stack_t): Remove varargs_size field.
7720 (setup_incoming_varargs): Allocate varargs save area using
7721 assign_stack_local, try to make it as small as possible.
7722 Save offset from virtual_stack_vars_rtx to the save area
7723 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
7724 instead of magic 8 when fp word byte size is used.
7725 (rs6000_va_start): Use cfun->machine->varargs_save_offset
7726 instead of -RS6000_VARARGS_SIZE.
7727 (rs6000_stack_info, debug_stack_info,
7728 rs6000_initial_elimination_offset): Remove all traces of
7730 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
7731 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
7732 RS6000_VARARGS_AREA.
7734 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
7736 PR tree-optimization/21963
7737 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
7738 constant_multiple_of in the same way get_computation_cost_at does.
7740 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7742 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
7743 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
7744 (gen_compare_reg): If sparc_compare_emitted is set, clear it
7745 and return its previous value.
7746 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
7747 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
7749 (stack_protect_set, stack_protect_test): New expanders.
7750 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
7751 stack_protect_testdi): New insns.
7752 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7753 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
7755 2005-07-06 Jeff Law <law@redhat.com>
7757 * tree-ssa-dce.c (cfg_altered): New global.
7758 (tree_dce_init): Initialize cfg_altered.
7759 (remove_dead_stmt): If we remove an edge in the CFG, then set
7761 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
7764 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7766 * Makefile.in (stamp-collect-ld): Use
7767 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
7768 ./collect-ld if it already exists.
7769 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
7770 Don't remove ./nm if it already exists.
7772 2005-07-05 Devang Patel <dpatel@apple.com>
7774 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
7775 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
7776 * tree-vectorizer.c (vect_loop_location): New.
7777 (vect_print_dump_info): Use vect_loop_location.
7778 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
7779 (vectorize_loops): Set vect_loop_location.
7780 * tree-vect-analyze.c (vect_analyze_offset_expr,
7781 vect_determin_vectorization_factor, vect_analyze_operations,
7782 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
7783 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
7784 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
7785 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
7786 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
7787 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
7788 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
7789 vect_analyze_loop): Adjust vect_print_dump_info API.
7790 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
7791 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
7792 vect_finish_stmt_generation, vectorizable_assignment,
7793 vectorizable_operation, vectorizable_store, vectorizable_load,
7794 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
7795 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
7796 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
7797 vect_transform_loop): Same.
7798 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
7799 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
7802 2005-07-05 Randolph Chung <tausq@debian.org>
7804 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
7805 * configure: Regenerate.
7806 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
7807 (pa_tls_referenced_p): Declare.
7808 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
7809 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
7810 (legitimize_tls_address): New.
7811 (hppa_legitimize_address): Handle TLS addresses.
7812 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
7813 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7814 (emit_move_sequence): Handle TLS addresses.
7815 (pa_encode_section_info): Call default handler to handle common
7817 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
7818 (CONSTANT_ADDRESS_P): Reject TLS operands.
7819 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
7820 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
7821 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
7822 (UNSPEC_TLSLE): Define new constants.
7823 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
7824 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
7825 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
7826 (tie_symbolic_operand, tle_symbolic_operand): New
7828 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
7830 * aclocal.m4: Update macros for autoconf 2.59 style.
7831 * configure.ac: Likewise.
7833 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7835 * pa.c (function_value): Handle small aggregates on 32-bit targets.
7836 (function_arg): Pass small aggregates in general registers on 32-bit
7838 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
7840 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
7842 * Makefile.in (final.o): Fix dependencies.
7844 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7848 * langhooks.h (struct lang_hooks): Add expr_to_decl.
7849 * langhooks.c (lhd_expr_to_decl): New.
7850 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
7852 (LANG_HOOKS_INITIALIZER): Update.
7853 * tree.c (recompute_tree_invarant_for_addr_expr): Call
7854 expr_to_decl langhook.
7855 * c-tree.h (c_expr_to_decl): Declare.
7856 * c-typeck.c (c_expr_to_decl): New.
7857 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
7859 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
7861 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7864 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
7865 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
7867 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
7869 * Makefile.in: Adjust dependencies.
7870 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
7871 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
7872 * alias.c (rest_of_handle_cfg, pass_cfg): New.
7873 * bb-reorder.c (duplicate_computed_gotos): Make it static.
7874 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
7875 rest_of_compilation.
7877 * bb-reorder.c (gate_duplicate_computed_gotos,
7878 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
7879 rest_of_handle_reorder_blocks, pass_reorder_blocks,
7880 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
7881 pass_partition_blocks): New.
7882 * bt-load.c (gate_handle_branch_target_load_optimize,
7883 rest_of_handle_branch_target_load_optimize,
7884 pass_branch_target_load_optimize): New.
7885 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
7887 * cfglayout.c (pass_insn_locators_initialize): New.
7888 * cfgrtl.c (pass_free_cfg): New.
7889 * combine.c (gate_handle_combine, rest_of_handle_combine,
7891 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
7892 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
7893 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
7894 * except.c (pass_set_nothrow_function_flags,
7895 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
7897 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
7898 rest_of_handle_shorten_branches, pass_shorten_branches,
7899 rest_of_clean_state, pass_clean_state): New.
7900 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
7901 rest_of_handle_remove_death_notes, pass_remove_death_notes,
7902 rest_of_handle_life, pass_life, rest_of_handle_flow2,
7904 * function.c (pass_instantiate_virtual_regs, pass_init_function,
7905 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
7906 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
7907 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
7909 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
7910 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
7911 pass_rtl_ifcvt, gate_handle_if_after_combine,
7912 rest_of_handle_if_after_combine, pass_if_after_combine,
7913 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
7914 pass_if_after_reload): New.
7915 * integrate.c (pass_initial_value_sets): New.
7916 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
7917 pass_purge_lineno_notes): New.
7918 * mode-switching.c (rest_of_handle_mode_switching,
7919 pass_mode_switching): New.
7920 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
7921 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
7923 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
7924 pass_loop_optimize): New.
7925 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
7927 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
7929 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
7930 pass_postreload_cse): New.
7931 * profile.c (gate_handle_profiling, pass_profiling,
7932 rest_of_handle_branch_prob, pass_branch_prob): New.
7933 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
7934 pass_split_before_regstack, gate_handle_split_before_regstack,
7935 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
7936 rest_of_handle_split_all_insns, pass_split_all_insns): New.
7937 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
7938 pass_stack_regs): New.
7939 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
7940 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
7941 pass_stack_adjustments): New.
7942 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
7943 pass_regrename): New.
7944 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
7945 pass_delay_slots, gate_handle_machine_reorg,
7946 rest_of_handle_machine_reorg, pass_machine_reorg): New.
7947 * rtl.h (extern void purge_line_number_notes): New.
7948 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
7949 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
7951 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
7953 * value-prof.c (gate_handle_value_profile_transformations,
7954 rest_of_handle_value_profile_transformations,
7955 pass_value_profile_transformations): New.
7956 * var-tracking.c (gate_handle_var_tracking,
7957 pass_variable_tracking): New.
7958 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
7960 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
7961 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
7962 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
7963 rest_of_handle_old_regalloc, rest_of_handle_regrename,
7964 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
7965 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
7966 rest_of_handle_gcse2, rest_of_handle_regmove,
7967 rest_of_handle_tracer, rest_of_handle_if_conversion,
7968 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
7969 rest_of_handle_web, rest_of_handle_branch_prob,
7970 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
7971 rest_of_handle_jump_bypass, rest_of_handle_combine,
7972 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7973 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7974 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
7975 rest_of_handle_mode_switching, rest_of_handle_jump,
7976 rest_of_handle_eh, rest_of_handle_stack_adjustments,
7977 rest_of_handle_flow2, rest_of_handle_jump2,
7978 rest_of_handle_peephole2, rest_of_handle_postreload,
7979 rest_of_handle_shorten_branches, rest_of_clean_state,
7980 rest_of_compilation): Remove.
7982 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
7983 * passes.c (dump_flags, in_gimple_form, all_passes,
7984 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7985 register_dump_files, next_pass_1, last_verified, execute_todo,
7986 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
7987 from tree-optimize.c.
7988 (init_optimization_passes): Moved from tree-optimize.c,
7989 adding the RTL optimizations.
7990 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
7991 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
7992 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7993 register_dump_files, next_pass_1, last_verified, execute_todo,
7994 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
7995 init_tree_optimization_passes, ipa_passes): Delete.
7996 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
7998 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
7999 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
8001 (ipa_passes): Remove.
8002 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
8003 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
8004 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
8005 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
8006 (dump_info_p, dump_flag): Moved to tree-dump.h.
8008 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
8010 * passes.c (finish_optimization_passes): Use dump_begin
8011 and dump_end, TDI_end.
8012 (gate_rest_of_compilation): New.
8013 (pass_rest_of_compilation): Use it.
8014 (gate_postreload, pass_postreload): New.
8015 * toplev.c (general_init): Rename init_tree_optimization_passes.
8016 * toplev.h (init_tree_optimization_passes): Rename to
8017 init_optimizations_passes.
8018 * tree-dump.c (dump_flag): Make static.
8019 (dump_files): Remove RTL dumps.
8020 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
8021 pass_cleanup_cfg, pass_free_cfg_annotations,
8022 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
8023 pass_init_datastructures, pass_fixup_cfg): Make non-static.
8024 * tree-pretty-print.c: Include tree-pass.h.
8025 * cgraph.c: Include tree-dump.h.
8027 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8029 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
8030 Only fall back to saying it points to readonly memory if
8033 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8035 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
8036 * config/m32r/m32r.c (m32r_compute_frame_size,
8037 m32r_expand_prologue): Take current_function_profile into
8038 account whenever we reference
8039 current_function_uses_pic_offset_table.
8040 (m32r_finalize_pic): Remove.
8041 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
8043 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
8045 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
8046 instead of $<. Don't remove ./as if it already exists.
8048 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8051 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
8052 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
8053 for complex modes when generating code for PA 1.0.
8054 (VALID_FP_MODE_P): New macro.
8055 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8056 sets for all general and floating point modes. Align wide floating
8057 point modes to even register boundaries to comply with architectural
8059 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
8060 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
8061 (VALID_FP_MODE_P): New macro.
8062 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8063 sets for all general and floating point modes. Align wide floating
8064 point modes to even register boundaries to comply with architectural
8067 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8069 * tree-dump.c (dump_files): Initialize dump number for .cgraph
8072 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8074 * tree-ssa-structalias.c: Don't include expr.h.
8076 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8078 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
8081 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8083 Fix PR tree-optimization/22279
8085 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
8088 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
8090 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
8092 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8094 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
8095 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
8096 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
8097 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
8098 config/stormy16/stormy16.c, config/v850/v850.c,
8099 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
8100 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
8101 Avoid "." or "\n" at end of diagnostics and capital letters at
8102 start of diagnostics.
8103 * combine.c, cse.c: Don't translate dump file output.
8104 * toplev.c (print_version): Only translate output if going to
8107 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8109 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
8110 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
8113 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8115 * pa.c (fix_range): Fix typo in comment.
8117 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8119 * tree-vrp.c (extract_range_from_assert): Replace
8120 fold (build (...)) with fold_build2.
8122 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8124 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
8125 gcc_gfc_char_table, init_dynamic_gfc_info): New.
8126 (format_types_orig, handle_format_attribute): Add support for
8129 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
8131 * varasm.c (assemble_variable): Fix format specifier thinko.
8133 2005-07-03 Ira Rosen <irar@il.ibm.com>
8135 PR tree-optimization/22029 (and 22135)
8136 * tree-pretty-print.c (dump_generic_node): Check that the node is not
8137 a phi node before calling dump_vops.
8139 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8141 * tree-dump.h (dump_string_field): Declare.
8142 * tree-dump.c: Use it instead of dump_string.
8143 (dump_string_field): Make non-static.
8145 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
8147 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
8148 up the minimal CFG stuff always when optimize > 0. Call
8149 split_all_insns_noflow in PIC case if needed.
8151 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8152 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
8155 * c-decl.c (c_write_global_declarations): Dump contents of
8157 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
8158 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
8159 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
8160 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
8163 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8165 * c-common.h (GCC_DIAG_STYLE): Define.
8166 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
8167 version for format checking to 4.1.
8168 * c-format.c: Include toplev.h after c-common.h.
8169 (enum format_type): Add gcc_tdiag_format_type.
8170 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
8171 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
8172 (format_types_orig): Add gcc_tdiag.
8173 (init_dynamic_diag_info): Support gcc_tdiag formats.
8174 (handle_format_attribute): Likewise.
8175 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
8176 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
8177 version for format checking to 4.1.
8178 (warning0, warning, error, pedwarn, sorry): Use
8180 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
8181 (finish_aliases_1): Do not use %qE.
8182 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
8183 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
8184 Correct format bugs.
8185 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
8186 parameter to unsigned HOST_WIDE_INT.
8187 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
8189 2005-07-02 David Edelsohn <edelsohn@gnu.org>
8192 * expr.c (write_complex_part): Use adjust_address for MEM.
8193 (read_complex_part): Same.
8195 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
8197 Fix PR tree-optimization/22280
8199 * tree-sra.c (generate_element_init): Remove useless loop.
8201 2005-07-02 Richard Henderson <rth@redhat.com>
8203 * config/alpha/alpha.c (alpha_legitimize_address): Check for
8205 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
8207 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
8210 * fold-const.c (fold_binary): Handle the return value of
8211 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
8212 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
8214 2005-07-02 Jeff Law <law@redhat.com>
8216 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
8217 a eliminate type conversion which feeds an equality comparison
8218 if the original type or either operand in the comparison is a
8221 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
8223 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
8224 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
8226 * config/avr/avr.c: Do not use '`' as left quote.
8227 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
8228 Remove "." from end of diagnostics. Make diagnostics start with
8231 2005-07-02 Zack Weinberg <zack@codesourcery.com>
8232 Joseph S. Myers <joseph@codesourcery.com>
8234 * toplev.c (default_tree_printer): Handle setting location with
8236 * c-objc.common.c (c_tree_printer): Likewise.
8237 * c-format.c (gcc_diag_flag_specs): Add '+'.
8238 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
8239 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
8241 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
8242 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
8243 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
8244 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
8245 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
8246 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
8247 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
8248 format arguments where %J is used without %D.
8250 2005-07-02 Jakub Jelinek <jakub@redhat.com>
8252 * gcc.c (LINK_SSP_SPEC): Define.
8253 (link_ssp_spec): New variable.
8254 (LINK_COMMAND_SPEC): Add %(link_ssp).
8255 (static_specs): Add link_ssp_spec.
8256 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
8257 * configure: Rebuilt.
8258 * config.in: Rebuilt.
8260 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8261 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8262 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8263 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8264 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
8265 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
8266 -0x7008(2) instead of reading __stack_chk_guard variable.
8267 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
8269 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
8270 (stack_protect_set, stack_protect_test): Use *_tls* patterns
8271 if TARGET_THREAD_SSP_OFFSET is defined.
8272 (stack_tls_protect_set_si, stack_tls_protect_set_di,
8273 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
8276 2005-06-27 Richard Henderson <rth@redhat.com>
8277 * libgcc-std.ver (GCC_4.1.0): New.
8278 * libgcc.h (__stack_chk_guard): Declare.
8279 (__stack_chk_fail, __stack_chk_fail_local): Declare.
8280 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
8281 * mklibgcc.in (lib2funcs): Add them.
8283 2005-07-01 Richard Henderson <rth@redhat.com>
8285 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
8286 void * before struct sigcontext *.
8287 (x86_fallback_frame_state): Likewise.
8289 2005-07-01 James E. Wilson <wilson@specifixinc.com>
8291 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
8293 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8296 * tree-ssa-reassoc.c (should_transpose): Fix which operand
8297 we check for SSA_NAME for.
8299 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
8301 Fix PR tree-optimization/22071
8303 * tree-ssa-structalias.c (offset_overlaps_with_access): New
8305 (get_constraint_for_component_ref): Use it.
8307 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8310 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
8311 print out the last new line.
8313 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
8315 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
8316 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
8317 * config/cris/cris.c (cris_conditional_register_usage): Adjust
8318 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
8319 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
8320 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
8321 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
8322 (enum reg_class): New member CC0_REGS.
8323 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
8324 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
8325 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
8326 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
8327 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
8328 Adjust for register now described.
8330 2005-07-01 Jakub Jelinek <jakub@redhat.com>
8333 * config/i386/i386.md (stack_protect_test_si,
8334 stack_protect_test_di): Add earlyclobber for scratch 3.
8335 * config/rs6000/rs6000.md (stack_protect_testsi,
8336 stack_protect_testdi): Add earlyclobber for scratch 3,
8337 remove earlyclobber from scratch 4.
8339 Older entries for 2005 can be found in ChangeLog-2005.