| blob | c752e61600e5c7953b18bb338c59fab10d26ffcf |
1 2005-11-05 Ian Lance Taylor <ian@airs.com>
3 PR target/22432
4 * combine.c (apply_distributive_law): Don't distribute across a
5 vector mode subreg.
7 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
9 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
10 config/ms1/ms1.h, config/rs6000/predicates.md,
11 config/s390/s390.c, params.def, postreload-gcse.c,
12 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
13 tree-vrp.c, tree.c: Fix comment typos.
14 * doc/invoke.texi: Fix typos.
16 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
18 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
19 for testing whether the data_dependence_relation contains distance
20 vectors. Iterate over all distance vectors of the ddr.
21 * lambda.h: Define a vec of lambda_vector pointers.
22 * tree-data-ref.c (dump_data_dependence_relation,
23 dump_data_dependence_direction): Iterate over all distance and
24 direction vectors of the ddr.
25 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
26 DDR_DIST_VECTS.
27 (build_classic_dist_vector, build_classic_dir_vector): Push a set
28 of distance/direction vectors instead of a single one.
29 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
30 lambda_vectors with a vec of lambda_vectors.
31 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
32 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
33 DDR_NUM_DIST_VECTS): New.
34 * tree-loop-linear.c (gather_interchange_stats): Test for the
35 existence of distance vectors only after having checked that there
36 is a dependence. Iterate over all distance vectors of the ddr.
37 (linear_transform_loops): Use dump_data_dependence_relation.
38 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
39 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
40 distance vectors of the ddr.
42 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
44 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
45 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
46 IS_INTHANDLER; all callers changed.
47 (n_regs_saved_by_prologue): Take interrupt handler attributes into
48 account.
49 (do_link, do_unlink): New argument ALL; all callers changed.
50 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
51 If function isn't leaf, save and restore all registers.
52 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
53 exception handler.
55 2005-11-05 Jan Hubicka <jh@suse.cz>
57 PR rtl-optimization/23490
58 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
59 max-flow-memory-location): Document.
60 * flow.c: Include params.h
61 (MAX_MEM_SET_LIST_LEN): Kill.
62 (add_to_mem_set_list): Use new param.
63 * cse.c (cse_basic_block): Replace 1000 by new param.
64 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
65 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
66 * predict.c (predict_loops): Use new param.
67 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
69 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
70 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
71 Do not hold memory returned by cgraph_node_name across other call.
73 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
75 PR target/23424
76 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
77 Disable.
79 2005-11-04 Jeff Law <law@redhat.com>
81 PR/21883
82 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
83 * tree-ssa-dom.c: Include params.h.
84 (thread_across_edge): If there are too many statements in the
85 target block, then do not thread through it.
86 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
87 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
89 2005-11-03 Diego Novillo <dnovillo@redhat.com>
91 PR 24627
92 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
93 TODO_update_ssa instead of TODO_update_ssa_no_phi.
95 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
97 PR/18595
98 * tree-scalar-evolution.c (instantiate_parameters_1,
99 instantiate_parameters, resolve_mixers): Compute the size of an
100 expression to be instantiated and give up the instantiation if the
101 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
103 2005-11-04 Richard Guenther <rguenther@suse.de>
105 * tree-flow.h (ref_contains_indirect_ref): Rename to
106 array_ref_contains_indirect_ref.
107 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
108 (array_ref_contains_indirect_ref): Make comment match the code
109 and vice-versa.
110 (ref_contains_array_ref): Likewise.
111 * tree-ssa-structalias.c (find_func_aliases): Remove call to
112 ref_contains_indirect_ref.
113 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
114 Rename calls to ref_contains_indirect_ref.
116 2005-11-04 Paul Brook <paul@codesourcery.com>
118 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
119 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
120 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
121 * config/arm/arm.md: Use match_operand in peephole input templates
122 and match_dup in peephole output templates.
124 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
126 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
127 __aeabi_uidiv.
129 2005-11-04 Mark Mitchell <mark@codesourcery.com>
130 Daniel Jacobowitz <dan@codesourcery.com>
132 * longlong.h (add_ssaaaa): Clobber condition code register
133 in ARM version.
134 (sub_ddmmss): Likewise.
135 (umul_ppmm): Likewise.
137 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
138 Paul Brook <paul@codesourcery.com>
139 Phil Blundell <pb@reciva.com>
141 * configure.ac: Add test for ARM TLS support.
142 * configure: Regenerated.
143 * config/arm/arm-protos.h (legitimize_tls_address)
144 (arm_tls_referenced_p, tls_mentioned_p)
145 (arm_output_addr_const_extra): New prototypes.
146 (thumb_legitimize_pic_address): Delete.
147 * config/arm/arm.c: Include "gt-arm.h".
148 (enum tls_reloc): New.
149 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
150 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
151 (arm_call_tls_get_addr, legitimize_tls_address)
152 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
153 (arm_init_tls_builtins, arm_emit_tls_decoration)
154 (arm_output_addr_const_extra): New functions.
155 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
156 (TARGET_HAVE_TLS): Define.
157 (target_thread_pointer): New.
158 (arm_override_options): Handle -mtp=.
159 (legitimize_pic_address): Ignore UNSPECs.
160 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
161 relative symbols.
162 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
163 (tls_get_addr_libfunc): New variable.
164 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
165 (arm_init_builtins): Call arm_init_tls_builtins.
166 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
167 (arm_encode_section_info): Call default_encode_section_info.
168 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
169 (enum arm_tp_type): New.
170 (target_thread_pointer): Add declaration.
171 (LEGITIMATE_CONSTANT_P): Handle TLS.
172 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
173 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
174 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
175 * config/arm/arm.md: Add UNSPEC_TLS.
176 (movsi): Handle TLS.
177 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
178 non-PIC.
179 (tls_load_dot_plus_eight): New insn and a peephole to create it.
180 (load_tp_hard, load_tp_soft): New insns.
181 * arm.opt: Add -mtp=.
182 * doc/invoke.texi (ARM Options): Document -mtp.
184 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
186 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
187 * config/arm/libunwind.S: Include "lib1funcs.asm".
188 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
189 (LIB2ADDEH): Add libunwind.S.
190 (LIB2ADDEHDEP): Add lib1funcs.asm.
191 * mklibgcc.in: Handle asm files in libgcc_eh.a.
193 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
195 PR fortran/18452
196 * gcc/c.opt: Add a -lang-fortran option.
197 * gcc/c-opts.c: Add a lang_fortran flag.
198 (c_common_init_options): Handling the -lang-fortran option.
199 (c_common_handle_option): Add a case for Fortran options in
200 preprocessing. Remove cases for -ffixed-form and
201 -ffixed-line-length. Add a case for -lang-fortran.
203 2005-11-03 David Edelsohn <edelsohn@gnu.org>
205 * config/rs6000/rs6000.c: Include params.h
206 (optimization_options): Set max-grow-copy-bb-insns default to 16.
207 (bdesc_2arg): Delete vpkuhss and vpkuwss.
208 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
209 (UNSPEC_VPKUWSS): Delete.
210 (altivec_vpkuhss): Delete.
211 (altivec_vpkuwss): Delete.
212 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
213 final condition.
214 (neg_eq0<mode>): Remove final condition.
215 (neg_eq<mode>): Remove condition and split-condition.
217 2005-11-04 Alan Modra <amodra@bigpond.net.au>
219 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
220 Use associated print macros.
222 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
224 PR c++/17964
225 * diagnostic.c (diagnostic_set_info_translated): New function.
226 (diagnostic_set_info): Use it. Add comment.
227 * diagnostic.h (diagnostic_set_info_translated): Declare.
229 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
231 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
232 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
233 reference only if 'public' is true.
234 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
235 emit the .hidden directive only if the indirect reference is public.
236 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
237 Pass it to dw2_force_const_mem.
238 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
239 * dwarf2out.c (output_cfi): Adjust calls to above function.
240 (output_call_frame_info): Likewise.
241 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
242 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
244 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
246 PR tree-optimization/24483
247 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
248 field to elts if possible.
250 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
252 PR middle-end/23155
253 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
254 CONSTRUCTOR.
256 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
258 Fix PR tree-optimization/24351
260 * tree-ssa-structalias.c (struct variable_info): Add
261 collapsed_into.
262 (get_varinfo_fc): New function to follow collapsing.
263 (new_var_info): Set collapsed_to to NULL.
264 (dump_constraint): Follow collapsing.
265 (build_constraint_graph): Handle collapsing.
266 (do_simple_structure_copy): Return false if something bad
267 happened.
268 (collapse_rest_of_var): New function.
269 (do_structure_copy): Collapse if do_simple_structure_copy returns
270 false.
272 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
274 PR middle-end/24589
275 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
276 expressions to a statement list instead of gimplifying them.
278 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
280 PR rtl-optimization/23585
281 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
282 that can't trap plus a constant integer, if the mode has zero size.
284 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
286 PR target/24620
287 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
288 as operand 2.
289 ("*insv<mode>_reg_extimm"): Likewise.
291 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
293 PR c/24329
294 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
295 c_common_type_for_mode returns an unnamed type.
297 2005-11-02 Richard Henderson <rth@redhat.com>
299 PR target/9350
300 PR target/24374
301 * dwarf2out.c (dwarf2out_reg_save_reg): New.
302 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
303 * function.c (assign_parms): Use calls.internal_arg_pointer.
304 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
305 code.
306 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
307 (TARGET_CALLS): Add it.
308 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
309 * targhooks.c (default_internal_arg_pointer): New.
310 * targhooks.h (default_internal_arg_pointer): Declare.
311 * tree.h (dwarf2out_reg_save_reg): Declare.
312 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
313 * config/i386/i386.c (dbx_register_map): Add return column.
314 (dbx64_register_map, svr4_dbx_register_map): Likewise.
315 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
316 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
317 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
318 (ix86_save_reg): Save force_align_arg_pointer.
319 (ix86_emit_save_regs): Make regno unsigned.
320 (ix86_emit_save_regs_using_mov): Likewise.
321 (ix86_expand_prologue): Handle force_align_arg_pointer.
322 (ix86_expand_epilogue): Likewise.
323 * config/i386/i386.h: (dbx_register_map): Update.
324 (dbx64_register_map, svr4_dbx_register_map): Update.
325 (struct machine_function): Add force_align_arg_pointer.
326 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
327 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
328 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
330 2005-11-02 Jan Hubicka <jh@suse.cz>
332 PR target/23303
333 * i386.md: Add peep2 for simplyfing array accesses.
335 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
337 PR target/24615
338 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
339 * config/s390/s390.c (s390_decompose_shift_count): New function.
340 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
341 (print_shift_count_operand): Use s390_decompose_shift_count.
342 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
343 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
345 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
347 PR target/24600
348 * loop.c (loop_givs_rescan): Use force_operand to expand
349 complex GIVs.
351 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
353 PR 22429
354 * fold-const.c (build_range_check): Use unsigned when signed
355 overflow is undefined also. If etype is subtype, make sure that
356 the subtraction is in the supertype.
358 2005-11-02 Richard Henderson <rth@redhat.com>
360 PR target/24178
361 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
362 by MEM_ALIGN.
364 2005-11-01 Richard Henderson <rth@redhat.com>
366 PR 21518
367 * loop.c (scan_loop): Do not propagate computations to a hard
368 register destination with SMALL_REGISTER_CLASSES.
370 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
372 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
373 costs for MULT inside PLUS or MINUS.
375 2005-11-01 Bob Wilson <bob.wilson@acm.org>
377 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
378 (TRAMPOLINE_SIZE): Round up to 60.
379 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
381 2005-10-31 James E. Wilson <wilson@specifix.com>
383 PR debug/24444
384 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
385 ifdef. Put ifdefs around call in gen_subprogram_die.
386 (compute_frame_pointer_to_cfa_displacement): Likewise.
387 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
388 not defined.
390 PR rtl-optimization/17356
391 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
392 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
394 2005-10-31 Jan Hubicka <jh@suse.cz>
396 PR middle-end/24093
397 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
399 PR target/20928
400 * i386.c (legitimize_pic_address): Deal with large immediates.
402 PR profile/20815
403 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
404 from symbol names while computing checkup.
406 PR profile/24487
407 * predict.c (predict_loops): Do not estimate more than
408 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
409 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
411 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
413 PR tree-optimization/19097
414 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
416 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
418 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
420 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
422 PR middle-end/23492
423 * tree-inline.c (setup_one_parameter): If the init_stmt
424 is NULL, don't insert the statement.
426 2005-10-30 Jan Hubicka <jh@suse.cz>
428 PR tree-optimization/24172
429 * tree-inline.c (copy_body_r): Unshare the substituted value first.
431 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
433 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
434 constants for hosts with long != 32 bits.
436 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
438 PR middle-end/24093
439 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
441 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
443 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
444 (TARGET_MS1_16_002): New.
445 (TARGET_MS1_16_003): New.
447 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
448 ("*decrement_and_branch_until_zero_no_clobber"): New.
449 Add corresponding splitter for decrement_and_branch_until_zero
450 instruction.
451 Key all decrement_and_branch_until_zero patterns off of
452 TARGET_MS1_16_003.
454 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
456 PR middle-end/24362
457 * tree-complex.c (extract_component): Treat RESULT_DECL
458 like the rest of the decls.
460 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
462 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
463 indirect call to _mcount if the function needs a static chain.
465 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
466 Caroline Tice <ctice@apple.com>
468 PR rtl-optimization/24460
469 * dwarf2out.c (have_switched_text_sections): New boolean variable.
470 (dwarf2out_switch_text_section): Set it to true instead of
471 incrementing separate_line_info_table_in_use.
472 (output_loc_list): Additionally test have_switched_text_sections.
473 (output_ranges): Likewise.
474 (dwarf2out_finish): Likewise.
475 * varasm.c (assemble_start_function): Do not call
476 insert_section_boundary_note.
477 (assemble_end_function): If flag_reorder_blocks_and_partition,
478 switch to the function's section before emitting the .size directive.
479 * bb-reorder.c (insert_section_boundary_note): Staticify.
480 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
481 * output.h (insert_section_boundary_note): Delete.
483 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
485 PR c/23103
486 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
487 instead of pointer equality when comparing types.
489 2005-10-24 James E. Wilson <wilson@specifix.com>
491 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
492 add_dependence_list_and_free calls.
494 2005-10-24 Steven Bosscher <stevenb@suse.de>
496 * contrib.texi: Add the names of the LLNL folks who donated
497 Cray pointer support for gfortran.
499 2005-10-24 Steven Bosscher <stevenb@suse.de>
501 PR tree-optimization/24225
502 * profile.c (branch_prob): Look from end to start through a
503 basic block when looking for a locus.
505 2005-10-24 Richard Henderson <rth@redhat.com>
507 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
508 parallel.
509 (hppa_expand_prologue): Likewise.
511 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
513 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
514 (NO_DEFERRED_PROFILE_COUNTERS): Define.
515 * pa.h (NO_PROFILE_COUNTERS): Define.
516 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
517 (funcdef_nos): New vector to hold label numbers of deferred profile
518 counters.
519 (output_deferred_profile_counters): New function.
520 (hppa_profile_hook): Push label number onto funcdef_nos.
521 (pa_hpux_file_end): Call output_deferred_profile_counters if
522 NO_DEFERRED_PROFILE_COUNTERS is false.
524 * pa-protos.h (get_deferred_plabel): New prototype.
525 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
526 Make global.
527 (output_call): Adjust calls.
529 2005-10-24 Alan Modra <amodra@bigpond.net.au>
531 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
532 peculiarity of GOT/TOC section usage.
534 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
536 PR objc/24435
537 * c-common.c (constant_string_class_name): Add documentation.
539 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
541 PR target/23832
542 * recog.c (peephole2_optimize): Increment peep2_current_count
543 only when the slot is empty.
545 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
547 PR ada/23957
548 * except.c (output_function_exception_table): Call
549 assemble_external_libcall if we need a personality function.
551 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
553 PR rtl-optimization/24460
554 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
555 set the basic block for barriers.
557 2005-10-21 Janis Johnson <janis187@us.ibm.com>
559 * var-tracking.c (vt_initialize): Initialize post.
561 2005-10-21 Devang Patel <dpatel@apple.com>
563 PR/24220
564 * c-common.c (vector_types_convertible_p): Check vector element type.
566 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
568 * config/sh/sh.c (prepare_move_operands): Handle the address
569 constant which is a tls symbolic address plus a constant.
571 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
573 PR driver/24473
574 * gcc.c (main): Use the correct counter for erroring out
575 about mulitple files.
577 2005-10-21 Alan Modra <amodra@bigpond.net.au>
579 PR target/24465
580 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
581 use r2 for 64-bit tls .got access.
583 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
585 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
586 TRUTH_OR_EXPR.
588 2005-10-20 Steven Bosscher <stevenb@suse.de>
590 PR tree-optimization/24307
591 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
593 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
595 PR middle-end/24295
596 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
597 alias targets.
598 * varasm.c (find_decl_and_mark_needed): After cgraph global info
599 is ready, stop marking functions, but still mark variables.
601 2005-10-20 Richard Guenther <rguenther@suse.de>
603 PR c++/24439
604 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
605 void type operands.
607 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
609 PR rtl-optimization/23585
610 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
611 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
612 (may_trap_p_1): New predicate extracted from...
613 (may_trap_p): ... here. Invoke may_trap_p_1.
614 (may_trap_or_fault_p): New predicate.
615 * rtl.h (may_trap_or_fault_p): Declare it.
616 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
617 instead of may_trap_p.
618 (steal_delay_list_from_fallthrough): Likewise.
619 (fill_simple_delay_slots): Likewise.
620 (fill_slots_from_thread): Likewise.
621 * function.c (pad_to_arg_alignment): Rework comment about
622 SPARC_STACK_BOUNDARY_HACK.
623 * config/sparc/sparc.h: Likewise.
625 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
627 * config/s390/s390.c (s390_expand_insv): New.
628 * config/s390/s390-protos.h (s390_expand_insv): Declare.
629 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
630 ("icm_hi"): Remove mode attribute.
631 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
632 Adjust all uses.
633 ("*extracthi", "*extractqi"): Remove.
634 (extv<mode>", "*extzv<mode>"): New.
635 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
636 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
638 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
640 * cfgexpand.c (discover_nonconstant_array_refs_r,
641 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
642 (tree_expand_cfg): Call discover_nonconstant_array_refs.
643 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
644 discover_nonconstant_array_refs.
646 2005-10-19 Steven Bosscher <stevenb@suse.de>
648 PR c/23228
649 * c-decl.c (pop_scope): Don't warn about an unused variable
650 if it is marked with TREE_NO_WARNING.
651 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
652 somenow mismatch and olddecl is to be replaced.
654 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
656 PR middle-end/23199
657 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
658 whether registers live on the edge can be saved/restored.
660 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
662 * config/sh/sh.c (fixup_mova): Skip notes.
664 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
666 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
667 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
668 (s390_can_eliminate): Handle BASE_REGNUM elimination.
669 (s390_initial_elimination_offset): Likewise.
670 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
671 register on TARGET_ZARCH targets.
672 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
673 (INITIAL_FRAME_POINTER_OFFSET): Remove.
674 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
675 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
677 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
679 * config/s390/s390.md: Comment describing output modifiers updated.
680 * config/s390/s390.c (print_operand): Likewise.
682 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
684 * config/s390/s390.c (override_options): Added check for -mstack-size
685 64k limitation.
686 * doc/invoke.texi: Mention that limit in the documenation.
688 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
690 PR #19672
691 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
693 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
695 Fix PR tree-optimization/24231
697 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
698 (compute_avail): Ditto.
700 2005-10-18 Richard Henderson <rth@redhat.com>
702 PR target/24428
703 * config/i386/i386.c (legitimate_constant_p): Check
704 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
705 if LABEL_REF.
706 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
707 (legitimate_pic_address_disp_p): Reorg CONST checking to make
708 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
709 directly.
710 (print_operand_address): Likewise.
711 * config/i386/predicates.md (x86_64_immediate_operand): Test
712 SYMBOL_REF_TLS_MODEL properly inside CONST.
713 (x86_64_zext_immediate_operand): Likewise.
714 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
715 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
716 * config/i386/i386-protos.h: Remove predicates.md entries.
718 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
720 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
721 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
723 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
724 Ian Lance Taylor <ian@airs.com>
726 PR middle-end/23522
727 * fold-const.c (fold_widened_comparison): Do not allow range based
728 constant folding when right operand cannot be unwidened.
730 2005-10-17 Richard Henderson <rth@redhat.com>
732 * builtins.c (expand_builtin_synchronize): Build a new-style asm
733 with a memory clobber.
735 2005-10-17 James E Wilson <wilson@specifix.com>
737 PR rtl-optimization/17356
738 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
739 checking for EDGE_EH.
741 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
743 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
744 the slot on an even boundary for any type with 16-byte alignment.
746 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
748 PR target/23424
749 * md.texi (Modifiers) <%>: Clarify that % doesn't work
750 after register allocation.
752 2005-10-17 DJ Delorie <dj@redhat.com>
754 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
755 as frame related.
757 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
759 PR c++/22551
760 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
761 overflow flags.
763 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
765 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
766 to 2 if it's already non-zero.
767 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
768 is set and warn about it if flag_schedule_insns is 1.
770 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
772 * config/crx/crx.md: Compare-and-branch instructions need to
773 invalidate CC.
775 2005-10-17 Uros Bizjak <uros@kss-loka.si>
777 PR target/24315
778 * config/i386/i386.md (*pushdi2_rex64 splitter)
779 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
780 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
781 flow2 pass only when (optimize > 0 && flag_peephole2).
783 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
785 PR driver/22544
786 * gcc.c (have_c): New static variable.
787 (have_o): Likewise.
788 (process_command): Remove declation of have_c.
789 Set have_o to 1 when handling -o.
790 (main): Add a fatel error if there are multiple
791 files specified and -o and -c/-S is passed witout
792 -combine or multiple languages.
794 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
796 Fix PR tree-optimization/22444
797 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
798 Assert that we don't hit something with subvars.
799 (setup_pointers_and_addressables): Don't add things with subvars,
800 because we'll already process the subvars for aliasing purposes.
802 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
804 PR target/23424
805 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
806 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
807 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
808 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
809 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
810 swapped, alternatives for the R constraint.
812 PR middle-end/24341
813 * builtins.c (get_builtin_sync_mode): Make unlimited
814 mode_for_size request.
816 2005-10-15 Richard Henderson <rth@redhat.com>
818 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
819 (gimplify_expr): ... here.
820 (gimplify_compound_lval): Use it in initial scan loop. Allow
821 fb_lvalue in base expression.
823 2005-10-15 Richard Henderson <rth@redhat.com>
825 PR 23714
826 * builtins.c (expand_builtin_trap): Export.
827 * expr.h (expand_builtin_trap): Declare.
828 * expr.c (expand_assignment): Emit a trap for integral offsets
829 from registers that weren't reduced to bitpos.
831 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
832 (mark_array_ref_addressable): Remove.
833 * tree-flow.h (mark_array_ref_addressable): Remove.
834 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
836 2005-10-15 James E Wilson <wilson@specifix.com>
838 PR target/24232
839 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
840 (add_dependence_list_and_free): Likewise.
841 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
842 call.
844 2005-10-15 Diego Novillo <dnovillo@redhat.com>
846 PR 23141
847 PR 23142
848 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
849 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
850 anti-range.
851 (vrp_visit_phi_node): Only prevent infinite iterations when
852 the previous result and the new result are both VR_RANGEs.
854 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
856 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
857 function comment.
859 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
861 PR c/23439
862 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
863 to initialize loc.
865 2005-10-14 Per Bothner <per@bothner.com>
867 PR preprocessor/21250
868 * c-ppoutput.c (print_line): Print internal line 0 as 1.
870 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
872 PR c++/22551
873 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
874 overflow flags. Refactor some conditionals.
876 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
878 PR tree-opt/21304
879 * tree-dfa.c (add_referenced_var): Only look at decls which
880 have TREE_CONSTANT or TREE_READONLY set instead of if
881 !TREE_PUBLIC or !TREE_CONSTANT.
883 2005-10-13 James E Wilson <wilson@specifix.com>
885 * doc/invoke.texi: For -x, add f95-cpp-input.
886 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
888 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
890 PR tree-optimization/24262
891 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
892 in loop all the time.
894 2005-10-12 Richard Henderson <rth@redhat.com>
896 PR c/24255
897 * tree.h (DECL_TRANSPARENT_UNION): Remove.
898 * function.c (assign_parm_find_data_types): Don't support it.
899 * print-tree.c (print_node): Likewise.
900 * c-common.c (handle_transparent_union_attribute): Likewise.
901 Use build_duplicate_type.
902 * tree-inline.c (remap_type_1): Split out of remap_type;
903 properly remap aggregate fields.
904 (build_duplicate_type): New.
905 * doc/extend.texi (Variable Attributes): Remove documentation
906 for transparent_union.
908 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
910 PR target/24284
911 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
912 (gen_stack_pointer_dec): Likewise.
914 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
916 PR middle-end/21275
917 PR middle-end/21766
918 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
919 target hook.
920 (struct cxx): Add adjust_class_at_definition target hook.
921 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
922 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
923 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
924 hook_void_tree. Add to TARGET_CXX.
925 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
926 dllimport_flag.
927 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
928 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
929 instead of attribute. Check for dllexport override. Warn if
930 inconsistent dll linkage. Don't lose old dllimport if decl has
931 had address referenced. Tweak lookup of dllimport atribute.
932 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
933 for target specific rules. Don't add dllimport attribute if
934 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
935 dllimport attribute.
936 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
937 * varasm.c (initializer_constant_valid_p): Replace
938 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
940 PR target/21801
941 PR target/23589
942 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
943 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
944 (i[34567]86-*-mingw32*): Likewise.
946 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
947 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
949 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
950 C++-specific code. Change return value to bool.
951 (i386_pe_dllimport_p): Likewise.
952 (associated_type): Simplify and make language-independent
953 (i386_pe_encode_section_info): Replace override of ambiguous
954 dllimport symbol refs with a gcc_assert.
955 (i386_pe_valid_dllimport_attribute_p): Define.
956 * config/i386/winnt-cxx.c: New file. Define C++ versions of
957 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
958 i386_pe_adjust_class_at_definition.
959 * config/i386/winnt-stubs.c: New file. Define stub versions of
960 lang-specific functions.
961 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
962 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
963 i386_pe_adjust_class_at_definition.
964 (i386_pe_valid_dllimport_attribute_p): Declare.
965 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
966 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
967 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
969 PR target/19704
970 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
971 dllimport attribute with test of DECL_DLLIMPORT_P.
973 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
975 * combine.c (make_extraction): Correct offset computation.
977 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
979 * config/cris/t-linux (LIMITS_H_TEST): Define.
981 2005-10-12 Richard Henderson <rth@redhat.com>
983 PR rtl-opt/23324
984 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
986 2005-10-12 Richard Guenther <rguenther@suse.de>
988 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
990 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
992 PR c++/19964
993 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
994 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
995 type.
997 2005-10-12 Richard Guenther <rguenther@suse.de>
999 PR c++/23799
1000 * varasm.c (output_constant): Correct typo from previous
1001 patch by DJ.
1003 2005-10-11 Ian Lance Taylor <ian@airs.com>
1005 PR rtl-optimization/13931
1006 * combine.c: Revert patch of 2003-05-14, and:
1007 (try_combine): Only set elim_i1 and elim_i2 if the destination is
1008 completely killed in the appropriate insn.
1009 (distribute_notes): Don't skip multiple hard register test for
1010 elim_i1 and elim_i2.
1012 2005-10-11 Richard Henderson <rth@redhat.com>
1014 PR c/24255
1015 * c-typeck.c (convert_for_assignment): Use build_constructor_single
1016 to initialize a transparent union instead of a nop_expr.
1018 2005-10-11 Richard Henderson <rth@redhat.com>
1020 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
1021 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
1022 (tree_ssa_dce_loop): Call scev_reset.
1024 PR tree-opt/24300
1025 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
1026 * tree-ssa-dce.c: Include cfgloop.h.
1027 (tree_ssa_dce_loop, pass_dce_loop): New.
1028 * tree-pass.h (pass_dce_loop): Declare it.
1029 * passes.c (init_optimization_passes): Use it.
1031 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
1033 PR middle-end/24263
1034 * convert.c (convert_to_real): Revert 2005-10-05 patch.
1035 Only apply the optimization for rounding builtins if the inner
1036 cast is also an extension.
1038 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
1040 PR tree-opt/23946
1041 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
1042 mark_new_vars_to_rename instead of update_stmt.
1044 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
1046 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
1048 2005-10-11 Jakub Jelinek <jakub@redhat.com>
1050 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
1051 for setting MMX register to 0 rather than mmx.
1053 2005-10-10 Steve Ellcey <sje@cup.hp.com>
1055 PR target/12098
1056 * configure.ac: Move gas check from mips specific case to common case.
1057 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
1058 * configure: Regenerate
1059 * doc/install.texi: Update.
1061 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1063 PR target/24284
1064 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
1066 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
1068 * gcc.c (do_spec_1): Accept numeric characters in file name
1069 suffixes.
1071 2005-10-10 Nick Clifton <nickc@redhat.com>
1073 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
1074 describing the deleted arm_gen_rotated_half_load function.
1076 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
1078 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
1079 __fpscr_values.
1081 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
1083 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
1084 gnu_ld assignments.
1085 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
1086 (EXTRA_MULTILIB_PARTS): Define.
1087 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1088 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1089 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
1090 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1091 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1092 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
1094 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
1096 PR tree-optimization/24226
1097 * tree-cfg.c (remove_bb): Clean up unreachable loops.
1098 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
1099 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
1100 Export.
1102 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1104 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
1106 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
1108 PR target/24136
1109 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
1110 Rewrite for no need for the early clobber.
1112 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1114 Merge from csl-arm-branch:
1115 2005-09-07 Paul Brook <paul@codesourcery.com>
1116 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
1117 space to string.
1119 2005-04-30 Paul Brook <paul@codesourcery.com>
1120 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
1121 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
1123 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
1124 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
1125 (arm_override_options): Use TARGET_AAPCS_BASED.
1126 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
1127 (PTRDIFF_TYPE): Use int for AAPCS.
1128 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
1129 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
1130 (DEFAULT_SHORT_ENUMS): Delete.
1131 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
1133 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
1134 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
1135 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
1136 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
1138 2004-12-03 Mark Mitchell <mark@codesourcery.com>
1139 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
1141 2004-11-22 Mark Mitchell <mark@codesourcery.com>
1142 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
1144 2004-11-19 Mark Mitchell <mark@codesourcery.com>
1145 * config.gcc (arm*-*-linux-gnueabi): Add it.
1146 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
1147 redefining it.
1148 (TARGET_OS_CPP_BUILTINS): Likeiwse.
1149 * config/arm/linux-eabi.h: New file.
1150 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
1151 (LINUX_TARET_LINK_SPEC): Likewise.
1152 (LINK_SPEC): Use it.
1153 * config/arm/t-linux-eabi: New file.
1155 2005-10-08 Steven Bosscher <stevenb@suse.de>
1157 PR other/22202
1158 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
1159 spaces.
1160 (PARAM_SMS_DFA_HISTORY): Likewise.
1162 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1164 PR middle-end/23150
1165 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
1166 (load_register_parameters): Call it.
1167 (check_sibcall_argument_overlap_1): Likewise.
1168 (store_one_arg): Likewise.
1170 2005-10-07 James E. Wilson <wilson@specifix.com>
1172 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
1173 DImode not VECINT24 for operand 2.
1175 PR target/23644
1176 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
1177 -mtune-arch.
1179 PR target/24193
1180 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
1181 fr_spill): Use destination_operand for operand 0.
1183 2005-10-07 DJ Delorie <dj@redhat.com>
1185 * varasm.c (output_constant): Limit error to expanding
1186 conversions.
1188 2005-10-07 Richard Guenther <rguenther@suse.de>
1190 PR middle-end/24227
1191 * fold-const.c (fold_binary): Fix operand types during folding
1192 of X op (A, Y). Evaluation order of the side-effects of
1193 X and A are frontend-defined, so ensure we honour that even for
1194 tcc_comparison class operands; eased by removing duplicate code.
1196 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1198 * stor-layout.c (layout_type): Do not allow alignment of array
1199 elements to be greater than their size.
1201 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1203 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
1204 host_xmake_file.
1205 (hppa*-*-linux*): Ditto.
1206 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
1207 * config/host-hpux.c: New.
1208 * config/x-hpux: New.
1209 * config/pa/x-hpux: Remove.
1210 * config/pa/x-linux: Remove.
1211 * config/pa/pa-host.c: Remove.
1213 2005-10-07 Jeff Law <law@redhat.com>
1215 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
1216 determine whether or not to try and thread outgoing edges.
1218 2005-10-07 David Edelsohn <edelsohn@gnu.org>
1220 * config/rs6000/rs6000.md (eqsi_power): New.
1221 (neg_eq0si): Add TARGET_POWER to final condition.
1222 (neg_eqsi): Same.
1224 2005-10-06 Richard Henderson <rth@redhat.com>
1226 * config/rs6000/rs6000.c: Revert last change.
1228 2005-10-06 Richard Henderson <rth@redhat.com>
1230 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
1231 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
1233 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
1235 PR middle-end/22216
1236 PR middle-end/23651
1237 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
1238 out return_label and naked_return_label.
1240 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1242 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
1243 change.
1245 2005-10-06 Richard Henderson <rth@redhat.com>
1247 PR tree-opt/22237
1248 * tree-inline.c (declare_return_variable): Handle modify_dest not
1249 being a DECL.
1251 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1253 Fix PR tree-optimization/22488
1254 * tree-ssa-structalias.c (check_for_overlaps): New function.
1255 (create_variable_info_for): Use it.
1257 2005-10-06 Richard Henderson <rth@redhat.com>
1259 PR debug/24070
1260 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
1261 (dwarf2out_start_source_file): Print it.
1263 2005-10-06 Geoffrey Keating <geoffk@apple.com>
1265 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
1267 2005-10-06 Richard Henderson <rth@redhat.com>
1269 PR 23706
1270 * mode-switching.c (optimize_mode_switching): Clear transp bit
1271 for block with incomming abnormal edges.
1273 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
1274 (fpscr_set_from_mem): Use them.
1275 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
1276 (fpscr postinc splitters): Rewrite as peephole2+split.
1278 2005-10-06 David Edelsohn <edelsohn@gnu.org>
1280 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
1281 (eq<mode>_compare): Same.
1283 2005-10-06 Richard Guenther <rguenther@suse.de>
1285 PR tree-optimization/24238
1286 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
1288 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
1290 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
1291 here. Use AC_PATH_PROG for environment variables instead of
1292 test -x.
1293 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
1294 objdump also.
1295 * configure: Regenerated.
1297 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
1299 PR target/23783
1300 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
1301 then force it into a register.
1302 (call_value): Likewise.
1304 2005-10-06 Richard Henderson <rth@redhat.com>
1306 PR 24049
1307 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
1308 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
1309 under pass_vectorize.
1311 2005-10-05 Devang Patel <dpatel@apple.com>
1313 PR Debug/23205
1314 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
1315 handling constants. Check NAMESPACE_DECL context for constants.
1317 2005-10-05 Eric Christopher <echristo@apple.com>
1319 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
1321 2005-10-05 Richard Henderson <rth@redhat.com>
1323 PR 23714
1324 * tree-cfg.c (mark_array_ref_addressable_1): New.
1325 (mark_array_ref_addressable): New.
1326 * tree-flow.h (mark_array_ref_addressable): Declare.
1327 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
1329 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
1331 PR middle-end/20606
1332 PR middle-end/24069
1333 * reload.c (subst_reloads): When adding a REG_LABEL to a
1334 jump instruction, also update JUMP_LABEL.
1336 2005-10-05 David Edelsohn <edelsohn@gnu.org>
1338 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
1339 * bb-reorder.c (copy_bb_p): Use it.
1340 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
1342 2005-10-05 Richard Henderson <rth@redhat.com>
1344 PR target/23602
1345 * toplev.c (process_options): Warn about unsupported combinations
1346 of unwind tables and omit-frame-pointer.
1347 * config/i386/i386.c (override_options): Similarly. Enable
1348 accumulate-outgoing-args if not explicitly disabled.
1350 2005-10-05 Steve Ellcey <sje@cup.hp.com>
1352 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
1353 Handle big endian vs. small endian.
1354 (vec_initv2sf): Handle big endian vs. small endian.
1355 (*vec_extractv2sf_1): Ditto.
1357 2005-10-05 Dale Johannesen <dalej@apple.com>
1359 * convert.c (convert_to_real): Don't convert
1360 (float)floor(double d) to floorf((float)d).
1362 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
1364 * config/arm/arm.md (insv): Use gen_int_mode in more places.
1366 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
1368 PR tree-optimization/18587
1369 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
1370 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
1371 build_vuses): Change to VEC type.
1372 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
1373 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
1374 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
1375 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
1376 (get_name_decl): New. Return DECL_UID of base variable.
1377 (operand_build_cmp): New. qsort comparison routine.
1378 (operand_build_sort_virtual): New. Sort virtual build vector.
1379 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
1380 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
1381 (FINALIZE_BASE): Use get_name_decl.
1382 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
1383 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
1384 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
1385 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
1386 direct VEC_* manipulations.
1387 (build_ssa_operands): Call operand_build_sort_virtual.
1388 (copy_virtual_operand, create_ssa_artficial_load_stmt,
1389 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
1390 with direct VEC_* manipulations.
1391 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
1392 with direct VEC manipulations.
1394 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
1396 PR tree-optimization/21419
1397 PR tree-optimization/24146
1398 PR tree-optimization/24151
1400 * c-typeck.c (readonly_error): Handle USE being lv_asm.
1401 (build_asm_expr): Call it if outputs are read-only.
1402 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
1404 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
1405 Paolo Bonzini <bonzini@gnu.org>
1407 PR target/23809
1409 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
1410 enable the instructions and not just the built-ins.
1411 * doc/invoke.texi (x86 Options): Likewise.
1413 2005-10-04 Geoffrey Keating <geoffk@apple.com>
1415 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
1417 * doc/invoke.texi (Option Summary): Correct spelling
1418 of -mmacosx-version-min.
1420 2005-10-04 Devang Patel <dpatel@apple.com>
1422 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
1423 real types.
1425 2005-10-04 Steve Ellcey <sje@cup.hp.com>
1427 * tree-vect-transform.c (vect_create_epilog_for_reduction):
1428 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
1430 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
1432 * config/s390/s390.md ("TDSI","DP"): New mode macros.
1433 ("TE","tg"): New mode attributes.
1434 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
1435 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
1436 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
1437 dword_mode and one for GPRmode.
1439 2005-10-04 Ian Lance Taylor <ian@airs.com>
1441 PR preprocessor/13726
1442 * c-ppoutput.c (cb_include): Add comments parameter, and print out
1443 any comments passed in.
1445 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1447 * tree.c (annotate_with_file_line): Fix typo.
1449 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1451 PR ada/19382
1452 * builtins.c (fold_builtin_memcmp): When constructing the pointer
1453 type used to access data in the inlined length == 1 case, use
1454 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
1455 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
1457 2005-10-04 Uros Bizjak <uros@kss-loka.si>
1459 * config/i386/i386.h (TARGET_FISTTP): Enable also for
1460 TARGET_SSE3 and only for TARGET_80387.
1461 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
1462 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
1463 Do not depend on TARGET_80387.
1465 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1467 * tree.c (last_annotated_node): Change type to location_t*.
1468 (annotate_with_file_line): Reflect the change of
1469 last_annotated_node type.
1471 2005-10-04 Richard Guenther <rguenther@suse.de>
1473 PR c/23576
1474 * c-decl.c (grokdeclarator): Don't write to fields
1475 of error_mark_node.
1477 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1479 PR middle-end/23125
1480 * c-decl.c (finish_decl): Use set_user_assembler_name even for
1481 register variables.
1482 * varasm.c (make_decl_rtl): If a register variable does not
1483 have a set user assmbler name, error out.
1484 Decode the asmspec is now name+1 bypassing '*'.
1486 2005-10-04 Steven Bosscher <stevenb@suse.de>
1488 PR tree-optimization/23049
1489 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
1490 of a COND_EXPR is folded before calling fold on the whole rhs of a
1491 conditional assignment.
1492 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
1493 document that a COND_EXPR may appear there.
1495 2005-10-03 Diego Novillo <dnovillo@redhat.com>
1497 PR 23445
1498 * tree-vrp.c (extract_range_from_assert): If the new numeric
1499 range created out of the assertion contradicts the existing
1500 numeric range of the ASSERT_EXPR variable, make the new range
1501 varying.
1503 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
1505 * config/sh/sh.c (sh_register_move_cost): Add case for moving
1506 from T_REGS to FP register class.
1508 2005-10-03 Richard Henderson <rth@redhat.com>
1510 PR 24135
1511 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
1512 before creating a new one.
1514 2005-10-03 David Edelsohn <edelsohn@gnu.org>
1516 * config/rs6000/t-aix43 (LDFLAGS): New.
1517 * config/rs6000/t-aix52 (LDFLAGS): New.
1519 2005-10-03 Ian Lance Taylor <ian@airs.com>
1521 * gimplify.c (find_single_pointer_decl_1): New static function.
1522 (find_single_pointer_decl): New static function.
1523 (internal_get_tmp_var): For a formal variable, set restrict base
1524 information if appropriate.
1525 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
1526 return it.
1527 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
1528 (DECL_GET_RESTRICT_BASE): Define.
1529 (SET_DECL_RESTRICT_BASE): Define.
1530 (decl_restrict_base_lookup): Declare.
1531 (decl_restrict_base_insert): Declare.
1532 (struct tree_decl_with_vis): Add based_on_restrict_p field.
1533 * tree.c (restrict_base_for_decl): New static variable.
1534 (init_ttree): Initialize restrict_base_for_decl.
1535 (copy_node_stat): Copy restrict base information.
1536 (decl_restrict_base_lookup): New function.
1537 (decl_restrict_base_insert): New function.
1538 (print_restrict_base_statistics): New static function.
1539 (dump_tree_statistics): Call print_restrict_base_statistics.
1541 2005-10-02 Diego Novillo <dnovillo@redhat.com>
1543 PR 24142
1544 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
1545 case of anti-ranges.
1547 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
1549 PR c/18851
1550 * c-typeck.c (tagged_tu_seen): Rename to ...
1551 (tagged_tu_seen_cache): this and add val field.
1552 (comptypes): Move functional to comptypes_internal
1553 and free tagged_tu_seen.
1554 (comptypes_internal): New function and call comptypes_internal
1555 instead of comptypes. Speed up by sibcalling
1556 tagged_types_tu_compatible_p.
1557 (alloc_tagged_tu_seen): New function
1558 (free_all_tagged_tu_seen_up_to): New function.
1559 (tagged_types_tu_compatible_p): Return the val of the seen two
1560 types.
1561 Add that the two types are the same to tagged_tu_seen_base
1562 if they are and call comptypes_internal instead of comptypes.
1563 <case UNION_TYPE>: Speed up common type where the fields are
1564 in the same order.
1565 (function_types_compatible_p): Call comptypes_internal instead of
1566 comptypes.
1567 (type_lists_compatible_p): Likewise.
1568 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
1570 2005-10-02 Matthias Klose <doko@debian.org>
1572 * doc/invoke.texi: Fix typo and speling error.
1574 2005-10-01 Richard Henderson <rth@redhat.com>
1576 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
1578 2005-10-01 Mark Mitchell <mark@codesourcery.com>
1580 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
1581 using --start-group and --end-group.
1583 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1585 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
1586 FIXME note regarding quirky semantics.
1588 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1590 PR 24141
1591 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
1592 non-null range as a last resort.
1594 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
1595 Diego Novillo <dnovillo@redhat.com>
1597 PR 23604
1598 * tree-vrp.c (extract_range_from_assert): For !=
1599 assertions, only build an anti-range if LIMIT is a
1600 single-valued range.
1602 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
1604 * arm.md (movqi): On thumb when optimizing, handle loading from
1605 memory by describing this as taking a subreg of a zero-extended load
1606 into an SImode register.
1607 (movhi): Likewise.
1609 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
1611 * reload1.c (merge_assigned_reloads): Do not change any
1612 RELOAD_FOR_OUTPUT_ADDRESS reloads.
1614 2005-09-30 Geoffrey Keating <geoffk@apple.com>
1616 * Makefile.in (LIPO_FOR_TARGET): Define.
1617 (STRIP_FOR_TARGET): Define.
1619 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
1620 before creating new ones. Do symlinks before creating the actual
1621 targets.
1623 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
1624 to work out which multilibs are actually being built.
1626 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
1628 * tree-vect-transform.c, config/ms1/ms1.md,
1629 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
1630 Follow spelling conventions.
1631 * doc/invoke.texi, doc/md.texi: Fix typos.
1633 2005-09-30 Andrew Macleod <amacleod@redat.com>
1635 PR tree-optimization/21430
1636 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
1637 use operands, and set stmt pointer if need be.
1638 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
1639 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
1640 present.
1642 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1644 PR middle-end/24053
1645 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
1647 2005-09-29 Mark Mitchell <mark@codesourcery.com>
1649 * optabs.c (expand_binop): Initialize first_pass_p.
1651 2005-09-29 Jakub Jelinek <jakub@redhat.com>
1653 PR middle-end/24109
1654 * c-decl.c (c_write_global_declarations_1): If any
1655 wrapup_global_declaration_2 call returned true, restart the loop.
1657 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
1659 Fix PR tree-optimization/24117
1660 * tree-ssa-structalias.c (find_func_aliases): Strip nops
1661 before considering whether to use anyoffset.
1663 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1665 Revert this patch:
1667 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1669 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1670 to order operands.
1671 (swap_commutative_operands_with_target): New.
1673 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1675 PR c/21419
1676 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
1677 read-only.
1679 2005-09-29 Steven Bosscher <stevenb@suse.de>
1681 PR tree-optimization/23911
1682 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
1683 and IMAGPART_EXPR too.
1685 2005-09-28 Mark Mitchell <mark@codesourcery.com>
1687 PR 17886
1688 * expmed.c (expand_shift): Move logic to reverse rotation
1689 direction when rotating by constants ...
1690 * optabs.c (expand_binop): ... here.
1691 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
1692 (ix86_rotrdi3): New pattern.
1693 (rotldi3): Handle 32-bit mode.
1694 (ix86_rotldi3): New pattern.
1696 2005-09-29 Alan Modra <amodra@bigpond.net.au>
1698 PR target/24102
1699 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
1700 check for numbers that need no bit twiddle.
1702 2005-09-28 Geoffrey Keating <geoffk@apple.com>
1704 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
1705 multilib to be built.
1707 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
1708 (stage1-start): Delete old libgcc and libunwind before moving
1709 anything into the stage directory.
1710 (stage2-start): Likewise.
1711 (stage3-start): Likewise.
1712 (stage4-start): Likewise.
1713 (stageprofile-start): Likewise.
1714 (stagefeedback-start): Likewise.
1715 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
1716 header in tm_file and CPU-specific t-darwin in tmake_file.
1717 (i[34567]86-*-darwin*): Don't change tm_file.
1718 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
1719 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
1720 shared library stub for target OS version.
1721 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
1722 (SHLIB_LINK): Don't make SHLIB_SOLINK.
1723 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
1724 (libgcc_s.%.dylib): New.
1725 (LIBGCC): Define.
1726 (install-darwin-libgcc-stubs): New.
1727 (INSTALL_LIBGCC): New append.
1728 * config/i386/darwin-libgcc.10.4.ver: New.
1729 * config/i386/darwin-libgcc.10.5.ver: New.
1730 * config/i386/t-darwin: New.
1731 * config/rs6000/darwin-libgcc.10.4.ver: New.
1732 * config/rs6000/darwin-libgcc.10.5.ver: New.
1733 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
1734 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
1736 2005-09-28 Paul Brook <paul@codesourcery.com>
1738 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
1739 denormals.
1741 2005-09-28 Richard Guenther <rguenther@suse.de>
1743 PR tree-optimization/23853
1744 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
1745 host_integerp to verify misalignment value.
1747 2005-09-28 Richard Henderson <rth@redhat.com>
1749 * builtins.c (get_builtin_sync_mode): New.
1750 (expand_builtin_sync_operation): Pass in mode argument.
1751 (expand_builtin_compare_and_swap): Likewise.
1752 (expand_builtin_lock_test_and_set): Likewise.
1753 (expand_builtin_lock_release): Likewise.
1754 (expand_builtin): Update to match.
1756 2005-09-28 Nick Clifton <nickc@redhat.com>
1758 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
1759 formatting. Add check to PLUS case to ensure that the offset is
1760 within an acceptable range.
1762 * config/v850/v850.md (casesi): Disable the generation of the
1763 switch pattern as it is not being handled properly at the moment.
1765 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
1766 for when the high words are identical.
1768 2005-09-27 Richard Henderson <rth@redhat.com>
1770 * pretty-print.c (pp_base_format): Fix typo for %>.
1772 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
1773 Devang Patel <dpatel@apple.com>
1775 PR tree-optimization/23625
1776 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
1777 LABEL_EXPR, assertion check.
1779 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
1781 * optabs.c (no_conflict_move_test): Check if a result of a
1782 to-be-moved insn would be clobbered by an originally
1783 preceding insn.
1785 2005-09-27 Jeff Law <law@redhat.com>
1787 * passes.c (init_optimization_passes): Replace copy propagation
1788 passes immediately after DOM with phi-only copy propagation
1789 pases. Add phi-only copy propagation pass after first DOM pass.
1790 * tree-pass.h (pass_phi_only_copy_prop): Declare.
1791 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
1792 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
1793 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
1794 to init_copy_prop. Callers updated.
1795 (do_phi_only_copy_prop): New function.
1796 (pass_phi_only_copy_prop): New pass descriptor.
1798 2005-09-27 Nick Clifton <nickc@redhat.com>
1800 * libgcc2.c (__popcount_tab): Remove redundant prototype.
1802 2005-09-26 Jason Merrill <jason@redhat.com>
1804 PR c++/13764
1805 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
1807 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
1809 2005-09-26 James E Wilson <wilson@specifix.com>
1811 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
1812 copyright. Add gcc copyright plus libgcc exception.
1813 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
1814 copyright.
1815 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
1817 2005-09-26 Jeff Law <law@redhat.com>
1819 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
1820 about when to iterate.
1822 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
1824 PR target/23847
1825 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
1826 for __complex__ double in -mcpu=G5 mode.
1828 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
1830 PR tree-optimization/23942
1831 * Makefile.in (SCEV_H): Depends on PARAMS_H.
1832 * tree-scalar-evolution.c: Include params.h.
1833 (t_bool): New enum.
1834 (follow_ssa_edge, follow_ssa_edge_in_rhs,
1835 follow_ssa_edge_in_condition_phi_branch,
1836 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
1837 Change return type to t_bool. Use a parameter to limit the size of
1838 trees that are walked before stopping
1839 (analyze_evolution_in_loop): Initialize the limit to 0.
1840 (follow_ssa_edge): Give up by returning t_dont_know if the limit
1841 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1843 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1845 PR middle-end/23831
1846 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
1847 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
1849 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
1851 * combine.c (make_extraction): Check for valid use of subreg.
1853 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1855 PR target/24055
1856 * config/i386/i386.md ("*fistdi2_1"): New pattern.
1857 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
1858 ("fist<mode>2_with_temp"): Use only register operands.
1860 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
1862 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
1863 CALL_INSN_FUNCTION_USAGE.
1865 2005-09-26 Richard Guenther <rguenther@suse.de>
1867 PR middle-end/15855
1868 * gcse.c: Include hashtab.h, define ldst entry hashtable.
1869 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
1870 (ldst_entry): Use the hashtable instead of list-walking.
1871 (find_rtx_in_ldst): Likewise.
1872 (free_ldst_entry): Free the hashtable.
1873 (compute_ld_motion_mems): Create the hashtable.
1874 (trim_ld_motion_mems): Remove entry from hashtable if
1875 removing it from list.
1876 (compute_store_table): Likewise^2.
1877 (store_motion): Free hashtable in case we did not see
1878 any stores.
1880 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
1882 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1883 and arg1 if we are passing them to fold_build2.
1885 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
1887 PR 23828
1888 * config/i386/i386.c (ix86_function_regparm): Fix the test for
1889 a nested function.
1891 2005-09-25 Richard Henderson <rth@redhat.com>
1893 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
1894 SYMBOL_REF_TLS_MODEL to be correct.
1896 2005-09-24 Richard Henderson <rth@redhat.com>
1898 * ipa-type-escape.c (discover_unique_type): Remove dead code at
1899 end of function. Reindent.
1901 2005-09-24 Ian Lance Taylor <ian@airs.com>
1903 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
1904 NEGATE_EXPR/BIT_NOT_EXPR case.
1906 2005-09-24 Richard Henderson <rth@redhat.com>
1908 * c-common.c (handle_mode_attribute): When not modifying in place,
1909 create subtypes for enumerations.
1910 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
1911 * gimplify.c (create_tmp_from_val): Likewise.
1913 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
1915 * config/i386/i386.md (*tls_global_dynamic_64,
1916 *tls_local_dynamic_base_64): Add missing mode to call.
1917 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
1919 2005-09-24 Jan Hubicka <jh@suse.cz>
1921 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
1922 (cgraph_clone_node): Likewise.
1923 * cgraph.h (cgraph_clone_edge): Update prototype.
1924 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
1925 duplicated prototypes; add updating argument.
1926 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
1927 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
1928 updating profile.
1929 (cgraph_mark_inline_edge): Likewise.
1930 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
1931 (cgraph_flatten_node): Likewise.
1932 (cgraph_decide_recursive_inlining): Likewise.
1933 (cgraph_decide_inlining_of_small_function): Likewise.
1934 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1936 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1937 Pete Steinmetz <steinmtz@us.ibm.com>
1939 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
1940 (rldic.): Set type to "compare".
1941 (rldicr.): Same.
1942 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
1943 mfjmpr for MFCTR/MFLR.
1944 (movdf_hardfloat64): Same.
1945 (movdf_softfloat64): Same. Correct order of store and move types.
1946 (movti_string): Set type to store_ux/load_ux.
1947 (load_multiple): Set type to load_ux.
1948 (store_multiple): Set type to store_ux.
1949 (movmemsi): Set type to store_ux.
1950 (output_cbranch direct_return): Set type to jmpreg.
1951 (stmw): Set type to store_ux.
1952 (lmw): Set type to load_ux.
1953 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
1954 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
1955 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
1956 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
1957 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
1958 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
1959 (rios1-fpstore): Increase latency to 3.
1960 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
1961 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
1963 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1964 Andrew Pinski <pinskia@physics.uc.edu>
1966 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
1967 operand2 constraint to "b".
1968 (sync_<fetchop_name>di_internal): Same.
1969 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
1970 to "b".
1971 (sync_old_<fetchop_name>di_internal): Same.
1972 (sync_new_<fetchop_name>si_internal): Same.
1973 (sync_new_<fetchop_name>di_internal): Same.
1975 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
1977 PR middle-end/23991
1978 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
1979 case, define as macros.
1981 PR rtl-optimization/23837
1982 * optabs.c (no_conflict_move_test): Don't set must_stay for a
1983 clobber / clobber match between dest and p->first.
1985 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
1986 (no_conflict_move_test): Update comments.
1988 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1990 * doc/install.texi: Update URL for Jacks.
1991 * doc/sourcebuild.texi: Likewise.
1993 2005-09-22 David Edelsohn <edelsohn@gnu.org>
1995 PR target/24007
1996 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
1997 registers when choosing register preferences.
1998 (movdf_hardfloat64): Same.
2000 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
2002 * expmed.c (expand_shift): Don't use the target of the rotate as
2003 target for the first expanded shift insn.
2004 * testsuite/gcc.dg/20050922-1.c: Testcase added.
2006 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
2008 PR tree-optimization/22438
2009 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
2010 preserved iv rhs rewriting specially.
2012 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
2014 * tree-data-ref.c (analyze_array_indexes): Only estimate when
2015 estimate_only is true.
2016 * tree-flow.h (ref_contains_indirect_ref): New prototype.
2017 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
2018 tree-ssa-structalias.c
2019 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
2020 ref_contains_indirect_ref.
2021 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
2023 2005-09-21 DJ Delorie <dj@redhat.com>
2025 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
2026 MASK_PTR_A0D0.
2027 (mn10300_return_in_memory): Support variable size types also.
2028 (mn10300_pass_by_reference): Likewise.
2029 (mn10300_function_value): New.
2030 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
2031 (FUNCTION_OUTGOING_VALUE): Likewise.
2032 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
2033 * doc/invoke.texi: Document it.
2035 2005-09-21 Uros Bizjak <uros@kss-loka.si>
2037 PR target/22585
2038 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
2039 force integer op1 into register for XFmode compares.
2041 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
2043 PR middle-end/23971
2044 * expmed.c (alg_code): Add alg_impossible.
2045 (alg_hash_entry): Add cost.
2046 (synth_mult): Record alg_impossible in the hash table if
2047 multiplication by a given integer is impossble within the
2048 limit. Speed up using alg_impossible.
2050 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2052 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
2053 argument. Allow and set any offset if needs_anyoffset is passed
2054 in.
2055 (get_constraint_for): Add argument here too.
2056 Pass it down.
2057 (do_structure_copy): Pass NULL to get_constraint_for.
2058 (handle_ptr_arith): Ditto.
2059 (find_func_aliases): Ditto.
2061 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
2063 PR rtl-optimization/23898
2064 * output.h (get_attr_min_length): Declare.
2065 * final.c (get_attr_length_1): New function, broken out of:
2066 (get_attr_length).
2067 (get_attr_min_length): New function.
2068 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
2069 (duplicate_computed_gotos): Likewise.
2070 * genattr.c (insn_min_length): Generate declaration.
2071 * genattrtab.c (min_fn, min_attr_value): New functions.
2072 (make_length_attrs): Generate insn_min_length.
2074 2005-09-20 Steve Ellcey <sje@cup.hp.com>
2076 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
2078 2005-09-20 Richard Henderson <rth@redhat.com>
2080 PR tree-optimization/24059
2081 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
2082 EXPAND_STACK_PARM.
2084 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
2086 * c.opt (fextended-identifiers): New.
2087 * c-opts.c (c_common_handle_option): Handle
2088 -fextended-identifiers.
2089 * doc/cpp.texi: Update documentation of extended identifiers.
2090 * doc/cppopts.texi (-fextended-identifiers): Document.
2092 2005-09-20 Jakub Jelinek <jakub@redhat.com>
2094 PR tree-optimization/23929
2095 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
2096 if expr is NULL.
2098 PR tree-optimization/23818
2099 * tree-stdarg.c (execute_optimize_stdarg): Call
2100 calculate_dominance_info.
2102 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2104 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
2105 (analyze_siv_subscript_cst_affine): Add weak SIV test.
2106 (compute_overlap_steps_for_affine_1_2): Use
2107 get_number_of_iters_for_loop.
2108 (analyze_subscript_affine_affine): Check whether difference is
2109 zero first.
2110 Use get_number_of_iters_for_loop.
2111 Check whether overlap occurs outside of bounds.
2112 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
2114 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
2116 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
2117 base register if possible.
2119 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
2121 PR tree-optimization/18463
2122 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
2123 converting it directly is not possible.
2124 (chrec_convert_aggressive): New function.
2125 * tree-chrec.h (chrec_convert_aggressive): Declare.
2126 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
2127 Fold chrec conversions aggressively if asked to.
2128 (instantiate_parameters): Modified because of changes in
2129 instantiate_parameters_1.
2131 2005-09-19 Richard Henderson <rth@redhat.com>
2133 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
2134 (reduc_splus_v2df): New.
2136 2005-09-19 Richard Sandiford <richard@codesourcery.com>
2138 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
2139 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
2141 2005-09-19 Richard Henderson <rth@redhat.com>
2143 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
2144 vcondu<SSEMODE12>.
2146 2005-09-19 Richard Henderson <rth@redhat.com>
2148 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
2149 (ia64_expand_dot_prod_v8qi): New.
2150 * config/ia64/ia64-protos.h: Update.
2151 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
2152 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
2153 sdot_prodv8qi, sdot_prodv4hi): New.
2154 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
2156 2005-09-19 Richard Henderson <rth@redhat.com>
2158 PR 23941
2159 * real.c (exact_real_truncate): Return false if the format cannot
2160 represent the number as a normal.
2162 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
2163 for a memory source.
2165 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
2167 * tree-ssa-operands.c (swap_tree_operands): Export.
2168 * tree.h (swap_tree_operands): Declare.
2169 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
2170 Call swap_tree_operands.
2172 2005-09-19 Richard Henderson <rth@redhat.com>
2174 * tree-flow.h (merge_alias_info): Declare.
2175 * tree-ssa-copy.c (merge_alias_info): Export.
2176 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
2177 (vect_create_data_ref_ptr): Use create_iv directly.
2178 (vectorizable_load): Use correct types for integer constants.
2179 (vect_generate_tmps_on_preheader): Likewise.
2180 (vect_gen_niters_for_prolog_loop): Likewise.
2182 2005-09-19 Steven Bosscher <stevenb@suse.de>
2184 PR rtl-optimization/23943
2185 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
2187 2005-09-18 Jan Hubicka <jh@suse.cz>
2189 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
2191 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
2193 * varasm.c (output_constant): Do not abort on conversions to union
2194 types between different sizes.
2196 2005-09-18 Richard Guenther <rguenther@suse.de>
2198 PR middle-end/23944
2199 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
2200 fallback.
2202 2005-09-18 Paul Brook <paul@codesourcery.com>
2204 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
2206 2005-09-17 Richard Henderson <rth@redhat.com>
2208 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
2209 * tree-ssa-loop.c (pass_vect_dce): Remove.
2210 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
2211 of pass_vectorize.
2213 2005-09-17 Richard Henderson <rth@redhat.com>
2215 * tree-pass.h (pass_vect_dce): Declare.
2216 * passes.c (init_optimization_passes): Add it.
2217 * tree-flow.h (tree_ssa_dce): Declare.
2218 * tree-ssa-dce.c (tree_ssa_dce): Export.
2219 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
2220 (gate_tree_vectorize): ... here.
2221 (pass_vect_dce): New.
2223 2005-09-17 Jan Hubicka <jh@suse.cz>
2225 * except.c (struct eh_status): Turn region_array into vec.
2226 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
2227 convert_from_eh_region_ranges, find_exception_handler_labels,
2228 current_function_has_exception_handlers, assign_filter_values,
2229 build_post_landing_pads, dw2_build_landing_pads,
2230 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
2231 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
2232 foreach_reachable_handler, can_throw_internal_1,
2233 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
2234 region_array.
2235 (duplicate_eh_region_1): Update region_array.
2236 (duplicate_eh_regions): Resize region_array and avoid recomputing.
2238 2005-09-17 David Edelsohn <edelsohn@gnu.org>
2240 PR middle-end/22067
2241 * expmed.c (expand_mult): Substitute simple register for op0 when
2242 computing max_cost.
2244 2005-09-17 Richard Henderson <rth@redhat.com>
2246 * expr.c (emit_move_via_integer): Add force argument, pass it on
2247 to emit_move_change_mode. Update callers.
2248 (emit_move_complex): Pass true to new force argument.
2249 * function.c (expand_function_end): Move expand_eh_return call
2250 earlier. Merge sub-word complex values into a pseudo before
2251 copying to the return hard register.
2253 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
2255 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
2256 between different sizes.
2258 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
2260 PR 23903
2262 * passes.c (init_optimization_passes): Register dump files for
2263 IPA passes first.
2265 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
2267 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
2268 * config/s390/s390.c (s390_overlap_p): New function.
2269 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
2270 peephole2, "*xc" peephole2): Added overlap check to the peephole2
2271 condition.
2273 2005-09-16 Richard Guenther <rguenther@suse.de>
2275 * ipa-pure-const.c (static_execute): Free auxiliar information.
2276 * ipa-type-escape.c (discover_unique_type): Free temporary key.
2277 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
2279 2005-09-15 DJ Delorie <dj@redhat.com>
2281 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
2283 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
2285 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2286 to order operands.
2287 (swap_commutative_operands_with_target): New.
2289 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
2291 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
2292 parameter.
2293 Update callers.
2294 (estimate_iters_using_array): New function.
2295 * tree-data-ref.h (estimate_iters_using_array): Prototype
2296 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
2297 Use estimate_iters_using_array instead of analyze_array.
2299 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
2301 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
2302 as addressable.
2304 2005-09-15 Michael Matz <matz@suse.de>
2306 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
2308 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
2310 PR tree-optimization/23835
2311 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
2312 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
2314 2005-09-14 Richard Henderson <rth@redhat.com>
2316 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
2317 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
2319 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
2321 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
2322 in the ARRAY_TYPE case.
2324 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
2326 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
2328 2005-09-14 Uros Bizjak <uros@kss-loka.si>
2330 PR middle-end/22480
2331 * tree-vect-transform.c (vectorizable_operation): Return false for
2332 scalar shift operations and for vector shift operations with
2333 non-invariant shift arguments. Use scalar tree operand op1 as
2334 a shift operand when vector shift insn pattern uses scalar shift
2335 operand.
2336 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
2338 2005-09-14 Olivier Hainque <hainque@adacore.com>
2340 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
2341 value if it has side-effects.
2343 2005-09-14 David Edelsohn <edelsohn@gnu.org>
2345 PR target/22068
2346 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
2348 2005-09-14 Alan Modra <amodra@bigpond.net.au>
2350 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
2351 passed as NAME as if it were label at start of function code.
2353 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
2355 * config/sh/sh.md (*movv4sf_i): Add general register cases to
2356 the constraints.
2358 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
2360 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
2361 as early clobber. Rewrite so the PIC register is not implicitly used.
2363 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2365 * tree.c (annotate_with_file_line): Compare line numbers before
2366 file names.
2368 2005-09-13 Uros Bizjak <uros@kss-loka.si>
2370 PR target/23816
2371 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
2372 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
2374 2005-09-13 Ian Lance Taylor <ian@airs.com>
2376 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
2377 than a HOST_WIDEST_INT to gen_doloop_begin.
2379 2005-09-13 Diego Novillo <dnovillo@redhat.com>
2381 * tree-dfa.c (dump_variable): Guard against NULL annotations.
2383 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
2385 PR tree-optimize/23817
2386 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
2388 2005-09-13 Alan Modra <amodra@bigpond.net.au>
2390 PR target/23774
2391 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
2392 word before changing the stack pointer. Use gen_frame_mem for MEMs.
2393 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
2394 (restore_stack_nonlocal): Likewise.
2395 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
2397 2005-09-12 Ian Lance Taylor <ian@airs.com>
2399 PR g++/7874
2400 * c.opt (ffriend-injection): New C++ option.
2401 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
2402 (C++ Dialect Options): Document -ffriend-injection.
2404 2005-09-12 Josh Conner <jconner@apple.com>
2406 PR middle-end/23237
2407 * ipa-reference.c (static_execute): Don't mark variables in
2408 named sections TREE_READONLY.
2410 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2412 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
2413 stack_tie.
2415 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
2417 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
2418 V_MUST_DEF instead of just the first_use_p.
2419 Don't mark the virtual variables for renaming on the statement which
2420 is being removed.
2421 (pass_dse): Remove TODO_update_ssa.
2423 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
2425 PR middle-end/23290
2426 * stor-layout.c (compute_record_mode): For records with a single
2427 field, actually check the field's mode size against the type size.
2429 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
2430 registers for TARGET_SHMEDIA.
2431 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
2432 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
2433 of GENERAL_REGS and FP_REGS.
2435 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
2437 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
2439 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2441 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
2442 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
2443 are omitted. Exclude stack_tie insn too.
2445 2005-09-11 David Edelsohn <edelsohn@gnu.org>
2447 PR rtl-optimization/23098
2448 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
2449 0.0f is easy.
2450 * config/rs6000/rs6000.md (movdf splitter): Use
2451 const_double_operand predicate for TARGET_POWERPC64.
2452 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
2453 SYMBOL_REF method to ABI_V4.
2455 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
2456 replace_equiv_address.
2457 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
2458 rs6000_sr_alias_set and MEM_NOTRAP.
2459 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
2461 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
2463 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
2464 handle CALL_EXPR again.
2466 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
2468 * arm/predicates.md (alignable_memory_operand): Delete.
2470 2005-09-10 Richard Henderson <rth@redhat.com>
2472 PR debug/23806
2473 * dbxout.c (dbxout_expand_expr): New.
2474 (dbxout_symbol): Use it.
2476 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
2478 * arm.c (arm_gen_rotated_half_load): Delete.
2479 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
2480 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
2481 (thumb_set_return_address): Likewise.
2482 (thumb_load_double_from_address): Use adjust_address.
2483 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
2484 (extendhsisi2_mem, movhi_bytes): Use change_address.
2485 (movhi): Use widen_memory_access.
2486 (reload_out_df): Use replace_equiv_address.
2487 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
2489 2005-09-09 Richard Henderson <rth@redhat.com>
2491 PR debug/20998
2492 * dbxout.c: Include expr.h.
2493 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
2494 (dbxout_symbol): Handle DECL_VALUE_EXPR.
2495 * Makefile.in (dbxout.o): Add EXPR_H.
2497 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
2499 PR tree-optimization/23509
2500 * tree-cfg.c (replace_uses_by): Use replace_exp.
2501 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
2502 pointers have name_mem_tag or type_mem_tag set.
2504 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2506 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
2507 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
2508 of wrongly accessing operands.
2510 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2512 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
2513 * tree-chrec.c: Include tree-scalar-evolution.h.
2514 (chrec_convert): Instantiate the base and step before calling
2515 scev_probably_wraps_p that would fail on parametric evolutions.
2516 Collect all the fails into a single section failed_to_convert,
2517 print a diagnostic, and return chrec_dont_know instead of calling
2518 fold_convert.
2519 * tree-scalar-evolution.c (loop_closed_phi_def): New.
2520 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
2521 phi nodes.
2522 (scev_const_prop): Don't replace the definition of a loop closed ssa
2523 phi node by itself, or by another loop closed ssa phi node.
2524 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
2525 that base and step are defined.
2527 2005-09-09 Richard Guenther <rguenther@suse.de>
2529 PR c++/23624
2530 * fold-const.c (fold_ternary): Check truth_value_p before
2531 calling invert_truthvalue.
2533 2005-09-09 Nick Clifton <nickc@redhat.com>
2535 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
2536 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
2537 dimension of these arrays.
2538 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
2539 these arrays.
2540 * longlong.h: Only provide a prototype for the __clz_tab[] array
2541 if this header has not been included from libgcc2.h.
2542 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
2543 defining own types.
2544 Provide prototypes for exported functions.
2545 Use the __clz_tab[] and __popcount_tab[] arrays provided by
2546 libgcc2.c.
2548 2005-09-08 Josh Conner <jconner@apple.com>
2550 PR c++/21135
2551 PR c++/23180
2552 * expr.c (expand_expr_addr_expr_1): Don't invoke
2553 expand_simple_binop for EXPAND_INITIALIZER.
2555 2005-09-08 Richard Henderson <rth@redhat.com>
2557 PR debug/23190
2558 * toplev.c (wrapup_global_declaration_1): Split out ...
2559 (wrapup_global_declaration_2): ... from ...
2560 (wrapup_global_declarations): ... here. Return bool.
2561 (check_global_declaration_1): Split out ...
2562 (check_global_declarations): from here.
2563 (emit_debug_global_declarations): New.
2564 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
2565 check_global_declaration_1, emit_debug_global_declarations): Declare.
2566 * c-decl.c (c_write_global_declarations_1): Don't create a vector
2567 of decls. Call wrapup_global_declaration_1,
2568 wrapup_global_declaration_2, check_global_declaration_1 directly.
2569 (c_write_global_declarations_2): New.
2570 (ext_block): New.
2571 (c_write_global_declarations): Call c_write_global_declarations_2.
2572 * langhooks.c (write_global_declarations): Call
2573 emit_debug_global_declarations.
2575 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
2576 remove decls that have DECL_RTL_SET_P.
2577 * passes.c (rest_of_decl_compilation): Invoke
2578 cgraph_varpool_finalize_decl for all but functions.
2580 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2582 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
2583 the result of a conversion if the new min and max cannot be compared.
2585 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
2587 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
2588 (override_options): Setting s390_sr_alias_set removed.
2589 (save_fpr, save_gprs): Set alias set to vararg or frame.
2590 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
2591 s390_sr_alias_set with get_frame_alias_set ().
2592 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
2593 get_varargs_alias_set ().
2595 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2597 PR objc/20574
2598 PR objc/19324
2599 * c-parser.c (c_parser_objc_method_definition): If the next
2600 token is not "{", error out and don't start the function.
2602 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2604 * tree-vrp.c (extract_range_from_expr): Move the check for non
2605 nullness after the check for gimple invariant.
2607 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2609 * tree.c (host_integerp, tree_low_cst): Correct function comment.
2611 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2613 PR target/23747
2614 * config/m32r.md (movmemsi_internal): Canonicalize order of
2615 operands in PLUS component of template.
2617 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
2619 * reload1.c (fixup_eh_region_note): Remove assertion.
2620 (fixup_abnormal_edges): Reverted removal of call to
2621 find_many_sub_basic_blocks made on 2005-08-31.
2623 2005-09-07 Richard Henderson <rth@redhat.com>
2625 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
2626 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
2627 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
2628 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
2629 rearrange for better packing.
2630 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
2631 (lookup_cfa_1): Remove inline marker.
2632 (cfa_equal_p): Split out of ...
2633 (def_cfa_1): ... here. Use INVALID_REGNUM.
2634 (build_cfa_loc): Handle !cfa->indirect.
2635 (frame_pointer_cfa_offset): New.
2636 (dbx_reg_number): Assert register elimination performed; do
2637 leaf register remapping.
2638 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
2639 (eliminate_reg_to_offset): New.
2640 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
2641 for verifiably local stack frame addresses; re-base to CFA.
2642 (mem_loc_descriptor): Remove can_use_fbreg argument.
2643 (concat_loc_descriptor, loc_descriptor): Likewise.
2644 (containing_function_has_frame_base): Remove.
2645 (rtl_for_decl_location): Don't do register elimination or
2646 leaf register remapping here.
2647 (secname_for_decl): Split out from ..
2648 (add_location_or_const_value_attribute): ... here.
2649 (convert_cfa_to_loc_list): New.
2650 (compute_frame_pointer_to_cfa_displacement): New.
2651 (gen_subprogram_die): Use them.
2652 * tree.h (frame_base_decl): Remove.
2653 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
2654 (prologue_stack_adjust): Remove.
2655 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
2656 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
2657 (set_frame_base_location): Remove.
2658 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
2659 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
2660 (vt_add_function_parameters): Don't eliminate_regs.
2661 (vt_initialize): Don't create frame_base_decl.
2663 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2665 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
2666 version of GNU binutils for 4.x and later.
2668 2005-09-06 Mark Mitchell <mark@codesourcery.com>
2670 * ggc-page.c (ggc_push_context): Remove.
2671 (ggc_pop_context): Likewise.
2672 * ggc.h (ggc_push_context): Remove.
2673 (ggc_pop_context): Likewise.
2675 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2677 PR target/8973
2678 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
2679 returning from an interrupt handler.
2681 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2683 PR target/8972
2684 * config/arc/arc.c (output_shift): Add check for loop count when
2685 optimizing.
2687 2005-09-06 Steven Bosscher <stevenb@suse.de>
2689 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
2690 form manually.
2691 (abs_replacement): Likewise.
2692 (pass_phiopt): Remove TODO_update_ssa.
2694 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2696 PR c/23075
2697 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
2698 if "return with no value, in function returning non-void" warning
2699 has been issued.
2700 * tree-cfg.c (execute_warn_function_return): Don't look at
2701 RETURN_EXPRs with TREE_NO_WARNING set.
2703 PR target/22362
2704 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
2705 for internal functions doesn't use registers used by global registers
2706 variables. Use fewer register parameters if there are global register
2707 variables.
2709 2005-09-06 Olivier Hainque <hainque@adacore.com>
2710 Eric Botcazou <ebotcazou@adacore.com>
2712 PR middle-end/14997
2713 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
2714 when we would be extracting outside its bit span (bitpos+bitsize
2715 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
2716 Ada unchecked conversions.
2718 2005-09-06 Steven Bosscher <stevenb@suse.de>
2720 * tree-ssa-pre.c (try_look_through_load): New function.
2721 (compute_avail): Use it to try to look through loads for some
2722 more useful expressions.
2724 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2726 * simplify-rtx.c (simplify_binary_operation_1): Correct the
2727 condition for detecting cases like (a&a) and (a^a).
2729 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
2731 * common.opt: Add option ftree-vect-loop-version.
2732 * params.def: Add --param vect-max-version-checks.
2733 * doc/invoke.texi: Document ftree-vect-loop-version and
2734 --param vect-max-version-checks.
2735 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
2736 may_misalign_stmts and defines for accessors.
2737 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
2738 LOOP_VINFO_MAY_MISALIGN_STMTS.
2739 (destroy_loop_vec_info): VEC_free for
2740 LOOP_VINFO_MAY_MISALIGN_STMTS.
2741 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2742 Update documentation.
2743 (vect_update_misalignment_for_peel): New.
2744 (vect_enhance_data_refs_alignment): Update to choose loop
2745 peeling or loop versioning if appropriate for the (potentially)
2746 unaligned data references in the loop.
2747 (vect_analyze_data_refs_alignment): Remove call to
2748 vect_enhance_data_refs_alignment so the checks can be done
2749 earlier.
2750 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
2751 and move up call to vect_analyze_data_refs_alignment.
2752 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
2753 (vect_transform_loop): Add call to loop_version.
2755 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2757 PR rtl-optimization/23098
2758 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
2759 * simplify-rtx.c (constant_pool_reference_p): New function.
2760 * rtl.h (constant_pool_reference_p): New prototype.
2761 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
2762 constant_pool_reference_p in condition and
2763 avoid_constant_pool_reference in preparation statements.
2765 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
2767 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
2768 STRICT_LOW_PART SETs.
2770 2005-09-06 Alan Modra <amodra@bigpond.net.au>
2772 PR middle-end/21460
2773 * except.c (sjlj_emit_function_enter): Find the function begin
2774 note even when it's not in first basic block.
2776 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
2778 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
2779 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
2780 * aclocal.m4: Regenerate.
2782 2005-09-05 DJ Delorie <dj@redhat.com>
2784 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
2785 of macro.
2787 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
2789 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
2790 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
2791 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
2792 Follow spelling conventions.
2793 * doc/invoke.texi: Follow spelling conventions.
2795 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2797 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
2798 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
2799 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
2801 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2803 PR target/23683
2804 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
2805 (output_stack_adjust): Use gen_tmp_stack_mem.
2806 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
2807 (sh_set_return_address, sh_allocate_initial_value): Likewise.
2808 (sh_get_pr_initial_val): Likewise.
2809 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
2810 (sh_initialize_trampoline): Likewise. Also use adjust_address.
2811 * sh.md (divsi_inv_m0): Use gen_const_mem.
2812 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
2813 (movdf_i4+1): Use gen_tmp_stack_mem.
2814 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
2815 (fpu_switch+2): Likewise.
2816 (movv4sf_i, movv16sf_i): Use adjust_address.
2817 (symGOT_load): Set MEM_NOTRAP_P bit.
2819 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2821 PR target/23721
2822 * pa.c (emit_move_sequence): Fix typo in last change.
2824 2005-09-03 Jakub Jelinek <jakub@redhat.com>
2826 PR rtl-optimization/23454
2827 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
2828 is true.
2830 2005-09-03 Richard Henderson <rth@redhat.com>
2831 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2833 PR middle-end/23671
2834 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
2835 gen_rtx_MEM.
2837 2005-09-02 Nicolas Pitre <nico@cam.org>
2839 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
2840 to bit_count to 32 bits.
2842 2005-08-31 Mark Mitchell <mark@codesourcery.com>
2844 PR c++/23167
2845 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
2846 generating synthetic loads from volatile lvalues.
2848 005-09-02 Nick Clifton <nickc@redhat.com>
2850 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
2851 __ctzhi2, __clzhi2): New functions.
2853 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
2855 PR middle-end/23547
2856 * tree-nested.c (struct var_map_elt): Mark with GTY.
2857 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
2858 var_map_elt.
2859 (lookup_field_for_decl): Allocate new element in GC memory.
2860 (lookup_tramp_for_decl): Likewise.
2861 (convert_nl_goto_reference): Likewise
2862 (create_nesting_tree): Allocate info in GC memory. Likewise for
2863 info->var_map.
2864 (free_nesting_tree): Free with ggc_free instead of free.
2865 (root): New static variable.
2866 (lower_nested_functions): Remove root as local variable. And zero out
2867 root at the end of the function.
2869 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
2871 PR rtl-optimization/20365
2872 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
2873 to short. New member ix.
2874 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
2875 (simplify_plus_minus): Initialize ix members before calling qsort.
2877 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
2879 PR tree-optimization/23626
2880 * tree-cfg.c (replace_uses_by): Clean up eh info.
2882 2005-09-01 DJ Delorie <dj@redhat.com>
2884 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
2885 fprintf.
2887 2005-09-01 David Edelsohn <edelsohn@gnu.org>
2889 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
2890 (rs6000_split_multireg_move): Use replace_equiv_address instead of
2891 gen_rtx_MEM.
2893 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
2895 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
2896 do not issue warning for a variable definition following
2897 a declaration.
2899 2005-09-01 Richard Henderson <rth@redhat.com>
2901 PR 23668
2902 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
2903 conversion to CONST_VECTOR.
2905 2005-09-01 Richard Henderson <rth@redhat.com>
2907 PR 23676
2908 * reload1.c (reload_as_needed): Check !CALL_P before calling
2909 fixup_eh_region_note.
2910 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
2912 2005-09-01 DJ Delorie <dj@redhat.com>
2914 * varasm.c (output_constant): Let the target resolve
2915 conversions of addresses to non-default pointer sizes.
2917 2005-09-01 Nicolas Pitre <nico@cam.org>
2919 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
2920 to alow matching ARM pre-indexed addressing mode.
2921 (arm_override_options): Remove now irrelevant comment.
2923 2005-09-01 Phil Edwards <phil@codesourcery.com>
2925 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
2926 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
2927 * config/i386/vxworks.h: Likewise.
2928 * config/i386/t-vxworksae: New file, for VxWorks AE.
2929 * config/i386/vxworksae.h: Likewise.
2931 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
2933 PR tree-optimization/23410
2934 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
2935 sequence is not wrapping during the first step.
2937 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2939 PR debug/7241
2940 * dwarf2out.c (base_type_die): Compare char_type_node with
2941 TYPE_MAIN_VARIANT (type), not type.
2943 2005-09-01 Richard Guenther <rguenther@suse.de>
2945 PR tree-optimization/15366
2946 * common.opt: Add -finline-functions-called-once.
2947 Put -fearly-inlining in alphabetically ordered place.
2948 * doc/invoke.texi: Document new option.
2949 * ipa-inline.c (cgraph_decide_inlining): Honour
2950 flag_inline_functions_called_once.
2952 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2954 PR rtl-optimization/23478
2955 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
2956 (alloc_qty): Initialize it.
2957 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
2958 (combine_regs): Combine also n_throwing_calls_crossed fields.
2959 (find_free_reg): Don't attempt to caller-save pseudos crossing
2960 calls that might throw.
2961 * global.c (struct allocno): Add throwing_calls_crossed field.
2962 (global_alloc): Revert 2005-08-22 change. Initialize
2963 throwing_calls_crossed.
2964 (find_reg): Don't attempt to caller-save pseudos crossing calls that
2965 might throw.
2967 2005-09-01 Alan Modra <amodra@bigpond.net.au>
2969 PR target/23649
2970 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
2971 (mask64_operand): Reinstate code prior to 2005-06-11 change.
2972 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
2973 (and64_2_operand): Tweak to use predicate.
2974 (and_operand): Adjust for mask_operand changes.
2975 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
2976 (print_operand): Likewise.
2977 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
2978 (mask64_1or2_operand): Delete.
2979 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
2980 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
2981 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
2982 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
2983 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
2984 (rotldi3_internal4): Likewise.
2985 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
2986 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
2987 (ashldi3_internal7): Likewise.
2988 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
2989 (ashldi3_internal, ashldi3_internal9 split): Likewise.
2990 (anddi3 split): Don't match mask64_operand.
2991 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
2992 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
2993 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
2994 't' splitter predicate.
2995 (movdi_internal64 + 2): Revert 2005-06-11 change.
2997 2005-08-31 DJ Delorie <dj@redhat.com>
2999 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
3000 (m32c_asm_integer): Add support for 32 bit pointers.
3002 2005-08-31 Richard Henderson <rth@redhat.com>
3004 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
3005 component-like references for setting MEM_NOTRAP_P.
3007 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
3008 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
3010 2005-08-31 Richard Henderson <rth@redhat.com>
3012 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
3013 into a pseudo before applying gen_lowpart.
3015 2005-08-31 Geoffrey Keating <geoffk@apple.com>
3017 * doc/install.texi (Specific): Update cctools version required
3018 for full functionality.
3019 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
3020 linkers as -macosx_version_min.
3022 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
3024 PR target/21255
3025 * sh.c (print_operand, %R and %S): Add handling of floating point
3026 registers, memory, constants and invalid operands.
3028 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
3030 * ipa-pure-const.c: Change dump name.
3032 2005-08-31 Uros Bizjak <uros@kss-loka.si>
3034 PR target/23570
3035 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
3036 to "reg_or_0_operand".
3037 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
3039 2005-08-31 Dale Johannesen <dalej@apple.com>
3041 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
3042 loops that count down.
3044 2005-08-31 Richard Henderson <rth@redhat.com>
3046 PR rtl-opt/23601
3047 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
3048 (fixup_eh_region_note): New.
3049 (reload_as_needed): Call it.
3050 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
3051 don't call find_many_sub_basic_blocks; call verify_flow_info.
3052 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
3053 (keep_stack_depressed): Likewise.
3054 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
3056 2005-08-31 Richard Henderson <rth@redhat.com>
3058 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
3059 fp return matching.
3061 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
3063 * expr.c (expand_expr_real_1): Compare size of address
3064 mode to target's address mode size in deciding expansion of
3065 the constant address.
3067 2005-08-31 Richard Guenther <rguenther@suse.de>
3069 PR middle-end/23477
3070 * expr.c (all_zeros_p): New function.
3071 (expand_expr_real_1): Handle the case of an all-zero
3072 non-addressable constructor separately.
3074 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
3076 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
3077 arguments, adjust all callers.
3078 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
3080 2005-08-30 Richard Henderson <rth@redhat.com>
3082 PR target/23630
3083 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
3084 whenever the mode sizes match.
3086 2005-08-31 Alan Modra <amodra@bigpond.net.au>
3088 * calls.c (load_register_parameters): Fix comment typo.
3089 * expr.c (emit_push_insn): Comment formatting.
3091 2005-08-30 Ian Lance Taylor <ian@airs.com>
3093 * config/i386/x-cygwin (host-cygwin): Change dependency from
3094 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
3096 2005-08-29 Geoffrey Keating <geoffk@apple.com>
3098 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
3099 parts of 'vals'.
3101 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
3103 PR middle-end/23408
3104 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
3105 call to ggc_collect.
3107 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
3109 PR bootstrap/21268
3110 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
3111 beginning. Remove $(INCLUDES) from all the rules, if following
3112 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
3114 2005-08-29 Jakub Jelinek <jakub@redhat.com>
3116 PR middle-end/23484
3117 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
3118 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
3119 not constant, but maxlen is, don't set len to maxlen, rather
3120 set maxlen to len if len is a constant.
3122 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
3124 PR tree-optimization/23475
3125 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
3126 and counts.
3128 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
3130 Fix PR middle-end/22455
3132 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
3133 Checksum only the parts of the tree that exist for the tree code.
3135 2005-08-28 Dale Johannesen <dalej@apple.com>
3137 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
3139 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
3141 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
3143 2005-08-28 Richard Henderson <rth@redhat.com>
3145 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
3146 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
3147 of char_type_node.
3149 2005-08-28 Jakub Jelinek <jakub@redhat.com>
3151 PR ada/23593
3152 * builtins.c (get_memory_rtx): Don't strip nops
3153 in between COMPONENT_REFs.
3155 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
3157 PR middle-end/23463
3158 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
3159 types.
3160 (gimplify_modify_expr): Check for zero sized types and gimplify the
3161 rhs and lhs as statements.
3163 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
3165 PR libgcj/23508
3166 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
3167 state for return address column of signal frames.
3169 2005-08-27 David Edelsohn <edelsohn@gnu.org>
3171 PR target/23539
3172 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
3173 bytes >= 2 not bytes == 2.
3174 (expand_block_move): Same.
3176 2005-08-27 Richard Guenther <rguenther@suse.de>
3178 PR target/23575
3179 * config/i386/sse.md (sse2_movsd): Add missing closing
3180 braces.
3182 2005-08-27 Paul Brook <paul@codesourcery.com>
3184 * genrecog.c (enum decision_type): Add DT_num_insns.
3185 (struct decision_test): Add u.num_insns.
3186 (add_to_sequence): Add DT_num_insns test.
3187 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
3188 (write_cond, debug_decision_2): Ditto.
3189 (change_state): Assume peep2_next_insn never fails.
3190 Remove "afterward" argument.
3191 (write afterward, write_tree): Update to match.
3192 * recog.c (peep2_current_count): New variable.
3193 (peep2_next_insn): Check it.
3194 (peephole2_optimize): Set peep2_current_count.
3195 * recog.h (peep2_current_count): Declare.
3197 2005-08-26 Josh Conner <jconner@apple.com>
3199 PR middle-end/23584
3200 * ipa-pure-const.c (check_tree): Check for volatile-ness
3201 when considering a dereference.
3203 2005-08-27 Jakub Jelinek <jakub@redhat.com>
3205 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
3207 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3209 PR rtl-optimization/23561
3210 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
3211 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
3212 at most LEN bytes long memory fits into the field.
3213 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
3214 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
3215 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
3217 2005-08-26 Richard Henderson <rth@redhat.com>
3219 PR rtl-opt/23560
3220 * loop.c (biased_biv_may_wrap_p): New.
3221 (maybe_eliminate_biv_1): Use it to suppress non-equality
3222 comparison transformations. Delete disabled code.
3224 2005-08-26 Ian Lance Taylor <ian@airs.com>
3226 * combine.c (make_extraction): Avoid reference outside object.
3228 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
3230 * stor-layout.c (finalize_type_size): Restore behaviour for
3231 non-aggregate types to the status quo ante of the patch for
3232 pr 23467. Document why it matters.
3234 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3236 PR c/23506
3237 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
3238 array by one element, initialize the BT_LAST element with NULL.
3240 2005-08-26 David Edelsohn <edelsohn@gnu.org>
3242 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
3243 optimizing for size.
3244 (plus_eqsi): Same.
3245 (compare_plus_eqsi): Same.
3246 (plus_eqsi_compare): Same.
3247 (neg_eq0<mode>): Same.
3248 (neg_eq<mode>): Same.
3250 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
3251 PROCESSOR_POWER4.
3253 2005-08-26 Nick Clifton <nickc@redhat.com>
3255 * config/v850/v850.c (ep_memory_operand): Return FALSE if
3256 TARGET_EP is not defined.
3257 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
3258 TARGET_EP is enabled.
3259 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
3260 * config/v850/v850.md (save_all_interrupt): Only use the EP
3261 register if TARGET_EP is defined.
3262 (restore_all_interrupt): Likewise.
3263 * config/v850/lib1funcs.asm: Update functions so that the EP
3264 register is only used if __EP__ is defined.
3266 2005-08-26 David Ung <davidu@mips.com>
3268 * config/mips/mips.c (mips_expand_prologue): Handle case when
3269 generating for MIPS16 and the outgoing argument area is more than
3270 SMALL_OPERAND. Use the frame pointer as temporary to generate the
3271 add instruction.
3273 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
3275 * config/crx/crx.md: Make doloop_end pattern usage controllable
3276 via mloop-nesting=<max-nesting> command line switch. Make sure
3277 the combiner cannot use doloop_end_<mode> in an illegal way.
3278 * config/crx/crx.c: Use regs up to r6 for argument passing.
3279 Refine crx_address_cost (non cst4 displacements are expensive).
3280 * config/crx/crx.opt: Add switch for mloop-nesting=.
3282 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
3284 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
3285 (UNSPEC_MVST): New constant.
3287 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
3289 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
3290 Reject operands containing eliminable registers.
3291 * testsuite/gcc.dg/20050825-1.c: New testcase.
3293 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3294 Jan Hubicka <jh@suse.cz>
3296 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
3298 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3300 PR tree-optimization/23546
3301 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
3302 and REAL_CST nodes.
3304 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
3306 * params.def (PARAM_MIN_SPEC_PROB): New.
3307 * sched-rgn.c (MIN_PROBABILITY): Delete.
3308 (compute_trg_info): Convert to PARAM_VALUE.
3309 * doc/invoke.texi (param): Document min-spec-prob.
3311 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
3313 * config/darwin.h: define __PIC__
3314 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
3315 TARGET_OS_CPP_BUILTINS macro.
3317 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3319 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
3320 yesterday.
3322 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3324 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
3325 to duplicate_block.
3326 * cfghooks.c (duplicate_block): Added position where to place
3327 new block as argument.
3328 * cfghooks.h (duplicate_block): Declaration changed.
3329 * cfglayout.c (copy_bbs): Add argument after. Pass it to
3330 duplicate_block.
3331 * cfglayout.h (copy_bbs): Declaration changed.
3332 * cfgloop.h (loop_version): Declaration changed.
3333 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
3334 position to copy_bbs.
3335 (loop_version): Pass position to duplicate_loop_to_header_edge.
3336 Add place_after argument and position new blocks according to
3337 it.
3338 * modulo-sched.c (sms_schedule): Pass place_after argument
3339 to loop_version.
3340 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
3341 * tree-cfg.c (split_edge_bb_loc): New function.
3342 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
3343 to determine position of new blocks.
3344 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
3345 to loop_version.
3346 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
3347 argument to duplicate_block.
3348 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
3349 Pass position to copy_bbs.
3351 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3353 * fold-const.c (ptr_difference_const): Use
3354 cst_and_fits_in_hwi instead of host_integerp.
3356 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3358 * config/darwin.c (gen_pic_offset): New.
3359 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
3360 Use it.
3362 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
3364 PR tree-optimization/23486
3365 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
3367 2005-08-23 Phil Edwards <phil@codesourcery.com>
3369 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
3370 remove use_collect2.
3371 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
3373 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
3374 configuration files to override the default value.
3376 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
3377 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
3378 * config/vx-common.h: New file, split out from...
3379 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
3380 * config/vxworksae.h: New file, for VxWorks AE.
3381 * config/vxworks.opt: New file.
3382 * config/vxlib.c: Update for VxWorks 6.
3384 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
3385 other MULTILIB_* variables appropriately.
3386 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
3387 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
3388 * config/rs6000/vxworks.h: Update for VxWorks 6.
3389 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
3391 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
3393 PR target/20799
3394 * config/darwin.c (machopic_select_section): Remove the hack to
3395 mark "::operator new" and "::operator delete" for coalescing
3396 even though they are not weak.
3398 2005-08-24 Alan Modra <amodra@bigpond.net.au>
3400 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
3401 * configure: Regenerate.
3403 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3405 PR middle-end/23517
3406 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
3407 between vectors.
3408 * convert.c (convert_to_integer, convert_to_vector): Likewise.
3409 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
3410 Likewise.
3412 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3414 * config/rs6000/predicates.md (equality_operator): New.
3415 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
3416 comparison with a large constant.
3418 2005-08-23 Mark Mitchell <mark@codesourcery.com>
3420 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
3422 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
3424 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
3425 registers is even, and we have a hardware double precision fp,
3426 align the buffer.
3427 (sh_gimplify_va_arg_expr): For floating point arguments, consider
3428 size of current argument when checking if argument was passed in
3429 registers.
3431 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
3433 PR middle-end/23467
3434 * stor-layout.c (finalize_type_size): Dont override
3435 existing alignment with a smaller alignment from the mode.
3437 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3439 * lambda-code.c (lambda_vector_lexico_pos): Moved...
3440 * lambda.h (lambda_vector_lexico_pos): ... here.
3441 * tree-data-ref.c (build_classic_dist_vector): Return false when
3442 the distance vector is lexicographically negative.
3444 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3446 PR tree-optimization/23511
3447 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
3448 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
3450 2005-08-23 Jakub Jelinek <jakub@redhat.com>
3452 PR tree-optimization/22043
3453 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
3454 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
3455 If ALLOW_FLEXARR, handle types ending with flexible array member.
3456 Pass false as second argument to recursive count_type_elements calls.
3457 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
3458 argument to count_type_elements call.
3459 * tree-sra.c (decide_block_copy): Likewise.
3460 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
3461 for a constant-sized object, set cleared as well. Pass true as
3462 second argument to count_type_elements call.
3464 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3466 PR target/21571
3467 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
3468 from legitimate_small_data_p, and make global. Update use.
3469 Remove forward declaration.
3470 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
3471 Declare.
3472 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
3474 2005-08-23 David Edelsohn <edelsohn@gnu.org>
3476 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
3477 of scratch intermediates.
3478 (eq<mode>_compare): Same.
3479 (neg_eq0<mode>): New.
3480 (neg_eq<mode>): Convert to define_insn_and_split.
3482 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3484 PR target/23070
3485 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
3486 stdarg functions, set/clear the fp marker even when no variable
3487 args are passed.
3488 * config/rs6000/sysv4.opt (mprototype): Describe.
3490 2005-08-22 Jakub Jelinek <jakub@redhat.com>
3492 PR rtl-optimization/23478
3493 * regs.h (reg_info): Add throw_calls_crossed.
3494 (REG_N_THROWING_CALLS_CROSSED): Define.
3495 * flow.c (allocate_reg_life_data): Initialize
3496 REG_N_THROWING_CALLS_CROSSED.
3497 (propagate_one_insn, attempt_auto_inc): Update
3498 REG_N_THROWING_CALLS_CROSSED.
3499 * global.c (global_alloc): Don't allocate pseudos across
3500 calls that may throw.
3502 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
3504 PR c/18715
3505 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
3506 value is inbetween the range if we did not find an exact match.
3508 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
3510 * doc/invoke.texi (Option Summary): Add ms1 options.
3511 * doc/extend.texi: Document interrupt handler attribute for ms1.
3512 * doc/md.texi: Document ms1 constraints.
3513 * config.gcc: Add ms1-*-elf.
3514 * config/ms1/ms1.h: New.
3515 * config/ms1/ms1.c: New.
3516 * config/ms1/ms1.md: New.
3517 * config/ms1/ms1-protos.h: New.
3518 * config/ms1/ABI.txt: New.
3519 * config/ms1/crti.asm: New.
3520 * config/ms1/crtn.asm: New.
3521 * config/ms1/lib2extra-funcs.c: New.
3522 * config/ms1/t-ms1: New.
3523 * config/ms1/ms1.opt: New.
3525 2005-08-22 Ira Rosen <irar@il.ibm.com>
3527 * config/rs6000/altivec.md (xorv4sf3): New.
3528 (negv4sf2, neg<mode>2): Likewise.
3530 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
3532 PR target/23485
3533 * config/ia64/ia64.md (divsi3): Check divide by zero.
3534 (udivsi3): Likewise.
3535 (divdi3): Likewise.
3536 (udivdi3): Likewise.
3538 2005-08-21 Jakub Jelinek <jakub@redhat.com>
3540 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
3541 up to elem_bitsize bits, not max_bitsize.
3543 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3545 PR tree-optimization/23433
3546 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
3547 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
3549 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3551 PR tree-optimization/23434
3552 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
3553 the iteration bound is not an INTEGER_CST.
3555 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
3557 * tree-vect-transform.c (get_initial_def_for_reduction): Set
3558 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
3559 NULL if need_epilog_adjust is false.
3560 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
3561 Case 3 always peels first itration, not just for PLUS case, and no need
3562 to use scalar_initial_def here. Create an epilog adjustment only if
3563 scalar_initial_def is not NULL.
3565 (vectorizable_reduction): Remove assert.
3567 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
3569 PR target/23485
3570 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
3571 (__moddi3): Likewise.
3572 (__udivdi3): Likewise.
3573 (__umoddi3): Likewise.
3574 (__divsi3): Likewise.
3575 (__modsi3): Likewise.
3576 (__udivsi3): Likewise.
3577 (__umodsi3): Likewise.
3579 2005-08-20 Jakub Jelinek <jakub@redhat.com>
3581 * tree-pass.h (TDF_GRAPH): Define.
3582 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
3583 * passes.c (finish_optimization_passes): Only call
3584 finish_graph_dump_file if TDF_GRAPH is set.
3585 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
3586 NULL. Set TDF_GRAPH bit.
3587 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
3589 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
3591 * arm.h (arm_stack_offsets): Add locals_base field.
3592 * arm.c (arm_get_frame_offsets): Compute it.
3593 (thumb_compute_initial_elimination offset): Make the Thumb frame
3594 pointer point to the base of the local variables.
3595 (thumb_expand_prologue): Update accordingly.
3596 (thumb_expand_epilogue): Likewise.
3598 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
3599 mode of clobbered scratch to DImode. Handle a case that's known to
3600 need this.
3602 2005-08-19 David Edelsohn <edelsohn@gnu.org>
3604 * config/rs6000/rs6000.md (gt0<mode>): Delete.
3605 (gt0<mode>_compare): Delete.
3606 (neg_gt0<mode>): Delete.
3608 2005-08-19 Eric Christopher <echristo@apple.com>
3610 * optabs.h: Change CTI_ to COI_.
3611 * optabs.c: Ditto.
3613 2005-08-19 James E Wilson <wilson@specifix.com>
3615 * builtins.c (expand_builtin_return_addr): Set
3616 current_function_accesses_prior_frames when count != 0. Use
3617 frame_pointer_rtx when count == 0.
3618 * function.h (struct function): Add accesses_prior_frames field.
3619 (current_function_accesses_prior_frames): Define.
3620 * reload1.c (init_elim_table): Check
3621 current_function_accesses_prior_frames.
3622 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
3624 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3626 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
3627 indicator. Return true if the flowgraph changed during
3628 cleanup.
3630 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3632 PR 23476
3633 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
3634 conditional expression before testing its value.
3636 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3638 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
3640 2005-08-19 Devang Patel <dpatel@apple.com>
3642 PR tree-optimization/23048
3643 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
3644 third parameter. Check whether latch is dominated by exit
3645 block or not.
3646 (if_convertible_loop_p): Supply exit block itself to
3647 if_convertible_bb_p.
3649 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3651 PR target/23473
3652 * arm.md (arm_load_pic_register): Change argument to the mask of
3653 saved registers. Call thumb_find_work_register if we need a
3654 scratch register on Thumb.
3655 (arm_expand_prologue): Pass empty register set to
3656 arm_load_pic_register.
3657 (thumb_expand_prologue): Pass live_regs_mask directly to
3658 arm_load_pic_register.
3659 * arm-protos.h (arm_load_pic_register): Update prototype.
3661 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
3663 * sh.c (find_sole_member): New function.
3664 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
3665 if the record's alignment is larger than the size of its only member.
3667 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3669 PR target/23436
3670 * arm.c (thumb_legitimize_reload_address): New function.
3671 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
3672 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
3674 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
3676 * config/crx/crx.c: Implement crx_decompose_address. Reject
3677 symbolic displacements since CRX register relative adressing
3678 mode can't handle unsigned 32-bit values as displacements.
3679 * config/crx/crx.h: Simplify definitions, remove redundant
3680 parenthesis and obsolete macros.
3681 * config/crx/crx.opt: Add new switch for debugging addresses.
3682 * config/crx/crx-protos.h: Add new declarations for above.
3684 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
3686 PR middle-end/20624
3687 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
3688 looking past it.
3690 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3692 * collect2.c (dup2): Delete.
3693 * configure.ac: Don't check for dup2.
3695 * config.in, configure: Regenerate.
3697 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
3699 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
3700 record with the type of its only member.
3702 2005-08-18 David Edelsohn <edelsohn@gnu.org>
3704 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
3705 define_insn_and_split.
3706 (plus_ltu<mode>_compare): Same.
3707 (gtu<mode>_compare): Same.
3708 (plus_gtu<mode>_compare): Same.
3710 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
3712 PR tree-optimization/22228
3713 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
3714 todo_flags_start.
3715 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
3716 are recorded in vect_vnames_to_rename for renaming.
3717 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
3718 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
3719 in vect_vnames_to_rename.
3720 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
3721 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
3723 2005-08-18 Jan Hubicka <jh@suse.cz>
3725 PR c++/22034
3726 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
3727 info only for local statics, not for member variables.
3729 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3731 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
3733 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3735 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
3737 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
3739 PR middle-end/16045
3740 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
3742 2005-08-17 James E Wilson <wilson@specifix.com>
3744 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3745 array size check.
3747 2005-08-17 David Edelsohn <edelsohn@gnu.org>
3749 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
3750 (leu<mode>_compare): Same.
3751 (plus_leu<mode>): Same.
3752 (neg_leu<mode>): Same.
3753 (and_neg_leu<mode): Same.
3754 (ltu<mode>_compare): Same.
3755 (plus_ltu<mode>): Same.
3756 (geu<mode>): Same.
3757 (geu<mode>_compare): Same.
3758 (plus_geu<mode>): Same.
3759 (neg_geu<mode>): Same.
3760 (and_neg_geu<mode>): Same.
3761 (plus_gt<mode>): Same.
3762 (gtu<mode>_compare): Same.
3763 (plus_gtu<mode>): Same.
3765 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
3767 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
3768 Move call_table_data to end. Delete spurious .text.
3769 (callt_save_all_interrupt): Fix comment typo.
3771 2005-08-17 James E Wilson <wilson@specifix.com>
3772 Kevin Winchester <winchester@amirix.com>
3774 PR target/21684
3775 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
3777 2005-08-17 Uros Bizjak <uros@kss-loka.si>
3779 PR target/23268
3780 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
3781 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
3783 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
3785 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
3786 record with the type of its only member if the modes don't match.
3788 * varasm.c (decode_reg_name): Skip empty additional register names.
3790 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
3792 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
3793 lsm_tmp_name_length): New.
3794 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
3795 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
3797 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3798 Andreas Krebbel <krebbel1@de.ibm.com>
3800 * config.gcc: Added z9-109 switch.
3801 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
3802 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
3803 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
3804 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3805 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
3806 for "z9_109" cpu attribute.
3807 * config/s390/s390.c (z9_109_cost): New processor cost structure.
3808 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
3809 (s390_handle_arch_option): Added z9-109 switch.
3810 (override_options): Set respective cost function for z9-109.
3811 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
3812 (legitimate_reload_constant_p): Accept extended immediates.
3813 (print_operand): Three new output modifiers added: k, m and o.
3814 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
3815 (s390_output_mi_thunk): Use extended immediate when possible.
3816 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
3817 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
3818 (CONSTRAINT_LEN): Added length of O constraint.
3819 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
3820 * config/s390/s390.md ("cpu"): New value z9_109 added.
3821 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
3822 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
3823 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
3824 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
3825 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
3826 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
3827 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
3828 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
3829 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
3830 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
3831 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
3832 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
3833 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
3834 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
3835 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
3836 immediates.
3837 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
3838 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
3839 insns for TARGET_EXTIMM.
3841 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
3843 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
3845 2005-08-17 Nick Clifton <nickc@redhat.com>
3847 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
3848 Call default_encode_section_info.
3850 2005-08-17 Steven Bosscher <stevenb@suse.de>
3852 PR tree-optimization/21574
3853 * tree-ssa-ccp.c (likely_value): If the right hand side is a
3854 constant, return CONSTANT.
3855 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
3856 (ccp_fold, visit_assignment): Likewise.
3857 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
3859 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3861 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
3862 fold_buildN instead of buildN then fold_initializer or fold.
3863 (build_unary_op): Likewise.
3864 (build_binary_op): Likewise.
3865 * fold-const.c (fold_initializer): Remove.
3866 (fold_build1_initializer): New function.
3867 (fold_build2_initializer): New function.
3868 (fold_build3_initializer): New function.
3869 * tree.h (fold_initializer): Remove.
3870 (fold_build1_initializer): New function.
3871 (fold_build2_initializer): New function.
3872 (fold_build3_initializer): New function.
3874 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3876 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
3877 (try_move_mult_to_index): Call fold_build2 instead of build2.
3878 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
3879 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
3880 fold_binary_to_constant.
3881 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
3882 fold (build.
3883 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
3884 check if A == gcd (A, B). Remove TYPE argument.
3885 (analyze_offset) Use fold_build2 instead of fold (build.
3886 (create_data_ref): Likewise.
3887 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
3888 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
3889 then fold.
3891 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
3893 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
3894 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
3896 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
3898 PR tree-opt/23402
3899 * gimplify.c (zero_sized_type): New function.
3900 (gimplify_modify_expr_rhs): If we have a zero sized type,
3901 replace the statement with an empty statement.
3903 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
3905 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
3906 fxsave.
3908 2005-08-16 Ian Lance Taylor <ian@airs.com>
3910 * doc/tm.texi (Label Output): Correct typo.
3912 2005-08-16 Steven Bosscher <stevenb@suse.de>
3914 PR target/23376
3915 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
3916 force_operand will work later on using have_insn_for.
3918 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3920 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
3922 2005-08-16 Ian Lance Taylor <ian@airs.com>
3924 PR c++/23337
3925 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
3926 vector type, don't try to construct it element by element. Add an
3927 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
3929 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3931 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
3933 2005-08-16 Geoffrey Keating <geoffk@apple.com>
3935 * doc/invoke.texi (Precompiled Headers): Document some more options
3936 which are known to be safe.
3938 2005-08-16 James E Wilson <wilson@specifix.com>
3940 PR tree-optimization/21105
3941 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3942 TREE_OVERFLOW check.
3944 2005-08-16 David Edelsohn <edelsohn@gnu.org>
3946 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
3947 (neg_ltu<mode>): Same.
3948 (gtu<mode>): Same.
3949 (neg_gtu<mode>): Same.
3951 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3953 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
3954 (fold_builtin_isdigit): Use fold_buildN.
3955 (build_function_call_expr): Likewise.
3956 * c-typeck.c (c_finish_loop): Likewise.
3958 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
3959 Richard Shann <rshann@superh.com>
3961 PR middle-end/20396:
3962 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
3964 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
3966 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
3968 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
3970 PR target/23355
3971 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
3972 arm_compure_save_reg0_reg12_mask to determine when the PIC register
3973 must be saved.
3975 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3977 PR middle-end/23369
3978 * fold-const.c (build_range_check): Disable optimization for function
3979 pointer expressions on targets that require function pointer
3980 canonicalization.
3982 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
3984 * simplify-rtx.c (simplify_const_relational_operation): When
3985 extracting arguments of a COMPARE, recompute the mode as well.
3987 2005-08-15 Ian Lance Taylor <ian@airs.com>
3989 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
3991 2005-08-15 DJ Delorie <dj@redhat.com>
3993 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
3994 the stack.
3995 (movsi_splittable): Allow, but split, moves to the stack.
3996 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
3997 stack.
3999 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4001 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
4002 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
4003 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
4005 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
4006 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
4007 Delete HOST_PTR_PRINTF.
4009 * configure, config.in: Regenerate.
4011 2005-08-15 David Edelsohn <edelsohn@gnu.org>
4013 * config/rs6000/rs6000.md (QHSI): New mode macro.
4014 (wd): Extend mode attr for QImode and HImode
4015 (dbits): New mode attr.
4016 (zero_extend<mode>di2): Convert to mode macro.
4018 2005-08-15 Steve Ellcey <sje@cup.hp.com>
4020 PR target/21841
4021 * doc/invoke.texi (-mgnu-ld): Update description.
4022 (-mhp-ld): Ditto.
4024 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4026 PR 23391
4027 * Makefile.in (tree-chrec.o): Depends on real.h.
4028 * tree-chrec.c: Include real.h.
4029 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
4030 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
4031 * tree-scalar-evolution.c (add_to_evolution_1,
4032 interpret_rhs_modify_expr): Ditto.
4034 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4036 PR 23386
4037 * tree-data-ref.c (estimate_niter_from_size_of_data): When
4038 step is negative compute the estimation from init downwards to zero.
4040 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
4042 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
4044 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4046 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
4047 constraint.
4048 (legitimate_reload_constant_p): Fix handling of lliXX operands.
4049 Accept double-word constants that can be split.
4050 * config/s390/s390.md ("movti"): Use 'P' constraint.
4051 ("*movdi_31", "*movdf_31"): Likewise.
4053 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
4055 Fix PR tree-optimization/22615
4057 * tree-ssa-structalias.c (solution_set_add): Handle
4058 first_vi_for_offset returning NULL.
4059 (do_da_constraint): Ditto.
4060 (do_sd_constraint): Ditto.
4061 (do_ds_constraint): Ditto
4062 (find_func_aliases): Ditto.
4063 (build_constraint_graph): RHS is allowed be ANYTHING.
4064 (first_vi_for_offset): Return NULL if we couldn't find anything at
4065 the offset.
4067 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4069 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
4070 over memory as first operand.
4072 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
4074 PR target/23360
4075 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
4076 available for setting it.
4078 2005-08-14 Ira Rosen <irar@il.ibm.com>
4080 PR tree-optimization/23320
4081 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
4082 data-refs' types instead of base object nullness. Add check for
4083 pointer type data-refs before first location comparison. Remove
4084 assert.
4086 2005-08-14 Andreas Schwab <schwab@suse.de>
4088 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
4090 2005-08-13 James E Wilson <wilson@specifix.com>
4092 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
4093 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
4094 -fstack-protector-all, --param ssp-buffer-size): Document.
4095 (-Wvariadic-macros): Alphabetize.
4096 (-fsched-stalled-insns-dep): Add missing 'f'.
4098 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
4099 macros.
4101 2005-08-13 David Edelsohn <edelsohn@gnu.org>
4103 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
4104 or indirect address operand.
4105 (EXTRA_ADDRESS_CONSTRAINT): New.
4106 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
4108 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
4110 PR tree-optimization/22236
4111 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
4112 successors and predecessors.
4113 * tree-chrec.c (chrec_convert): Before converting, check that
4114 sequences don't wrap.
4115 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
4116 (analyze_array): Extern.
4117 (find_data_references_in_loop): Remove call to
4118 compute_estimated_nb_iterations.
4119 * tree-data-ref.h (analyze_array): Declared.
4120 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
4121 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
4122 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
4123 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
4124 condition.
4125 * tree-ssa-loop-ivcanon.c: Fix documentation.
4126 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
4127 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
4128 (infer_loop_bounds_from_undefined): New.
4129 (estimate_numbers_of_iterations_loop): Use
4130 infer_loop_bounds_from_undefined.
4131 (used_in_pointer_arithmetic_p): New.
4132 (scev_probably_wraps_p): Pass an extra parameter. Call
4133 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
4134 (convert_step): Fix documentation.
4135 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
4136 Use initial_condition_in_loop_num and evolution_part_in_loop_num
4137 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
4138 scev_probably_wraps_p.
4140 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
4142 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
4143 (s390_register_info): Ignore clobbered_regs information for fixed
4144 registers, and only fixed registers.
4145 (s390_init_frame_layout): Remove redundant call.
4147 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
4149 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
4150 description of -Wold-style-casts.
4152 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4153 Jakub Jelinek <jakub@redhat.com>
4155 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4156 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
4157 * config/s390/s390.c (print_operand): New output modifier 'G' added.
4158 (get_thread_pointer): Renamed to s390_get_thread_pointer.
4159 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
4160 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
4161 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
4162 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4163 ("stack_protect_set", "stack_protect_test"): New expanders.
4164 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
4165 "stack_protect_testdi"): New insn definitions.
4167 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4169 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
4171 2005-08-12 Paul Brook <paul@codesourcery.com>
4173 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
4175 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4177 * config/s390/predicates.md (setmem_operand): New predicate.
4178 (shift_count_operand): Accept ANDs with special constants as
4179 operand.
4180 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
4181 with special constants.
4182 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
4183 shift_count_operand with setmem_operand.
4185 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4187 * config/s390/s390.c (s390_extract_part, s390_single_part):
4188 Type cast added.
4189 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
4190 (s390_output_mi_thunk): Don't use lg on 31 bit.
4191 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
4192 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
4194 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4196 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
4197 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
4198 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
4199 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
4200 with one of the new macros.
4202 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4204 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
4205 Don't set save_return_addr_p.
4206 (s390_register_info): Make clobbered_regs not depending on
4207 save_return_addr_p.
4209 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4211 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
4212 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
4214 2005-08-11 James E. Wilson <wilson@specifix.com>
4216 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
4218 2005-08-11 Jakub Jelinek <jakub@redhat.com>
4220 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
4221 locations gathered by var-tracking in single entry loc_list
4222 over loc_descriptor_from_tree.
4224 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
4225 pass it down to loc_descriptor.
4226 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
4227 (containing_function_has_frame_base): Move earlier in the file.
4228 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
4229 instead of always assuming fbreg can't be used.
4231 2005-08-11 David Edelsohn <edelsohn@gnu.org>
4233 * config/rs6000/altivec.md: Change constraint "m" to "Z".
4234 * config/rs6000/predicates.md (indexed_or_indirect_operand):
4235 Accept address wrapped in AND for Altivec.
4236 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4237 Strip AND wrapping offset address for Altivec.
4239 2005-08-11 Richard Henderson <rth@redhat.com>
4241 PR middle-end/23312
4242 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
4243 before using TYPE_IS_SIZETYPE.
4245 2005-08-11 Richard Henderson <rth@redhat.com>
4247 PR target/22225
4248 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
4249 insn types not present on ev4.
4250 (alphaev5_insn_pipe): Similarly.
4252 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
4254 PR target/23250
4255 * arm.c (arm_override_options): If the user has selected callee-super-
4256 interworking, then enable normal interworking.
4258 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4260 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
4261 redefinition.
4263 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
4265 * doc/rtl.texi: Fix two typos.
4267 2005-08-11 Richard Guenther <rguenther@suse.de>
4269 PR target/23289
4270 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
4271 cases where we call to/from functions returning void.
4273 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
4275 PR c++/23225
4276 * tree.c (build_pointer_type_for_mode): Robustify.
4278 2005-08-10 James E Wilson <wilson@specifix.com>
4280 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
4281 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
4283 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
4284 "cum->".
4286 2005-08-10 Eric Christopher <echristo@apple.com>
4288 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
4289 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
4290 V2DFmode.
4292 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
4294 PR target/21887
4295 * config/darwin.c (machopic_indirect_data_reference): Use a new register
4296 for the high part when generating dynamic-no-pic code.
4298 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
4300 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
4301 (x86_64-*-linux*): Likewise.
4303 * config/i386/crtfastmath.c: New file.
4304 * config/i386/t-crtfm: Likewise.
4306 * config/i386/linux.h (ENDFILE_SPEC): New.
4307 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
4309 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
4310 crtfastmath.o.
4312 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
4314 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
4315 (vec_shl, vec_shr): Document new operations.
4316 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
4318 2005-08-10 David Edelsohn <edelsohn@gnu.org>
4320 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
4321 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
4322 change predicate to indexed_or_indirect_address.
4324 2005-08-10 Richard Sandiford <richard@codesourcery.com>
4326 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
4327 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
4328 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
4329 and __aeabi_uwrite8.
4330 * config/arm/unaligned-funcs.c: New file.
4331 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
4333 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
4335 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
4336 Add dump.
4337 * cfglayout.c (pass_insn_locators_initialize): Add dump.
4338 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
4339 Add dump.
4340 * except.c (pass_convert_to_eh_region_ranges): Add dump.
4341 * final.c (pass_shorten_branches): Add dump.
4342 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
4343 (pass_life): Rename dump.
4344 (rest_of_handle_flow2): Remove initial verify_flow_info.
4345 * function.c (pass_instantiate_virtual_regs): Add dump.
4346 * integrate.c (pass_initial_value_sets): Add dump.
4347 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
4348 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
4349 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
4350 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
4351 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
4352 gate_rtl_unrool_and_peel_loops): New.
4353 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
4354 rtl_doloop): Do not look at flags.
4355 * mode-switching.c (pass_mode_switching): Add dump.
4356 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
4357 pass_split_before_regstack): Add dump.
4358 * regmove.c (pass_stack_adjustments): Add dump.
4359 * tree-optimize.c (pass_fixup_cfg): Add dump.
4361 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4363 PR 23309
4364 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
4365 deciding which instruction sequence to use.
4367 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
4369 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
4370 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
4372 2005-08-09 Richard Guenther <rguenther@suse.de>
4374 * c-common.c (builtin_function_2): Remove.
4375 (def_builtin_1): New function.
4376 (c_common_nodes_and_builtins): Use def_builtin_1 to
4377 build builtin functions.
4379 2005-08-09 Jie Zhang <jie.zhang@analog.com>
4381 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
4382 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
4383 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
4384 Visual DSP.
4386 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4388 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
4389 fold_binary instead of fold_build2 since we don't care about the
4390 resulting tree.
4391 (loop_niter_by_eval): Likewise.
4392 (compare_trees): Likewise.
4393 (proved_non_wrapping_p): Likewise.
4395 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4397 PR c/23161
4398 PR c/23165
4399 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
4400 if the if is really empty.
4402 2005-08-09 Steven Bosscher <stevenb@suse.de>
4404 PR tree-optimization/23234
4405 * tree-ssa-math-opts.c (place_reciprocal): New enum.
4406 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
4407 argument of the new enum.
4408 (execute_cse_reciprocals): Add reciprocals for function arguments
4409 on the unique successor edge of the entry block. Update other calls
4410 to execute_cse_reciprocals_1.
4412 2005-08-08 Richard Henderson <rth@redhat.com>
4414 PR 22439
4415 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
4417 2005-08-08 Bob Wilson <bob.wilson@acm.org>
4419 * expr.c (write_complex_part): Return after handling MEM.
4421 2005-08-08 Josh Conner <jconner@apple.com>
4423 PR rtl-optimization/23241
4424 * combine.c (simplify_comparison): Fix error in determining
4425 whether to lift a subreg from comparison.
4427 2005-08-08 David Edelsohn <edelsohn@gnu.org>
4429 PR target/18506
4430 * config/rs6000/altivec.md (vec_init<mode>): New.
4431 (vec_set<mode>): New.
4432 (vec_extract<mode>): New.
4433 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
4434 (rs6000_expand_vector_set): New.
4435 (rs6000_expand_vector_extract): New.
4436 (rs6000_legitimate_offset_address_p): Offset addresses are valid
4437 for Altivec modes before reload.
4438 (altivec_expand_vec_init_builtin): New.
4439 (get_element_number): New.
4440 (altivec_expand_vec_set_builtin): New.
4441 (altivec_expand_vec_ext_builtin): New.
4442 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
4443 builtins.
4444 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
4445 builtins.
4446 * config/rs6000/rs6000.h (rs6000_builtins): Add
4447 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
4448 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
4449 * config/rs6000/rs6000-protos.h: Declare new functions.
4451 2005-08-08 Jan Hubicka <jh@suse.cz>
4453 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
4454 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
4455 * i386.md (movdi*): Use pic_32bit_operand.
4456 * predicates.md (pic_32bit_operand): New.
4458 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
4460 PR c++/21166
4461 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
4463 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
4465 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
4466 (test_for_singularity): Use fold_build2.
4468 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4470 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
4472 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
4474 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
4475 (COMMON_ASM_OP) Define.
4476 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
4477 (ix86_encode_section_info): Likewise.
4478 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
4479 SUBTARGET_ENCODE_SECTION_INFO.
4481 2005-08-06 Richard Henderson <rth@redhat.com>
4483 PR 21894
4484 * tree-nested.c (convert_local_reference): Save and restore val_only
4485 around component_ref and friends. Clear walk_subtrees by default.
4487 2005-08-06 Peter O'Gorman <peter@pogma.com>
4489 PR 21366
4490 * gcc.c (process_command): Check the argument to -b has a dash.
4491 * doc/invoke.texi: Update -b and -V docs.
4493 2005-08-06 James E Wilson <wilson@specifix.com>
4495 * config/mips/cross64.h, config/mips/t-cross64: Delete.
4497 2005-08-06 Michael Matz <matz@suse.de>
4499 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
4500 member only if only one insn is associated with the value.
4502 2005-08-06 Nick Clifton <nickc@redhat.com>
4504 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
4505 New define.
4506 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
4507 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
4508 Check symbol flags instead of symbol name mangling.
4509 (xstormy16_asm_output_aligned_common): Likewise. Also
4510 simplify code since the bss100_section cass is the only case
4511 where the below100 code will be triggered.
4512 (xstormy16_encode_section_info): Encode below100 attribute
4513 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
4514 the name.
4515 (xstormy16_strip_name_encoding): Delete - this function is no
4516 longer needed.
4517 (TARGET_STRIP_NAME_ENCODING): Undefine.
4518 * config/stormy16/stormy16-protos.h: Delete prototype for
4519 xstormy16_strip_name_encoding.
4521 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
4523 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
4524 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
4525 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
4526 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
4527 config/alpha/predicates.md, config/arc/arc.h,
4528 config/arm/arm.h, config/arm/ieee754-df.S,
4529 config/arm/ieee754-sf.S, config/bfin/bfin.c,
4530 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
4531 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
4532 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
4533 config/m68hc11/m68hc11.h, config/mips/mips.c,
4534 config/mips/mips.h, config/mips/openbsd.h,
4535 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
4536 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
4537 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4538 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
4539 config/sparc/linux.h, config/sparc/linux64.h,
4540 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
4541 doc/extend.texi, doc/gcov.texi, doc/install.texi,
4542 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
4543 typos. Follow spelling conventions.
4545 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
4547 PR c/23113
4548 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
4549 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
4550 specially. Check for side effects only for COND_EXPR.
4551 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
4552 return with TREE_NO_WARNING.
4554 2005-08-06 Richard Sandiford <richard@codesourcery.com>
4556 PR rtl-optimization/23233
4557 * loop.c (combine_movables): Require the modes to be the same.
4558 (move_movables): Remove handling of cases where the replacement
4559 had a different mode to the original.
4561 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
4563 PR tree-optimization/23128
4564 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
4565 subtraction wrap, and set TREE_OVERFLOW if they do.
4567 2005-08-05 Richard Henderson <rth@redhat.com>
4569 PR 21728
4570 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
4571 FORCED_LABEL labels.
4573 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
4575 PR middle-end/23135
4576 * reload.c (find_reloads_subreg_address): Pass down TYPE
4577 unchanged. Change all callers except find_reloads_toplev.
4579 2005-08-05 Michael Matz <matz@suse.de>
4581 * genattrtab.c (current_alternative_string): Remove.
4582 (SIMPLIFY_ALTERNATIVE): Ditto.
4583 (attr_alt_bit_p): Ditto.
4584 (alternative_name): Make const char *.
4585 (evaluate_eq_attr): Remove use of above things.
4586 (simplify_test_exp): Ditto.
4587 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
4588 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
4590 2005-08-04 James E Wilson <wilson@specifix.com>
4592 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
4593 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
4594 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
4595 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
4596 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
4598 2005-08-04 Richard Henderson <rth@redhat.com>
4600 PR 21529
4601 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
4602 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
4603 * tree-sra.c (decide_block_copy): Use it. Disable element copy
4604 if we'd have to instantiate too many members.
4606 2005-08-04 Richard Henderson <rth@redhat.com>
4608 PR 21291
4609 * tree-outof-ssa.c (coalesce_asm_operands): New.
4610 (coalesce_ssa_name): Use it. Split out ...
4611 (coalesce_phi_operands, coalesce_result_decls): ... these.
4613 2005-08-04 Paul Brook <paul@codesourcery.com>
4615 * read-rtl.c (read_quoted_string): Break if EOF.
4617 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
4619 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
4620 (fold_build2): Likewise.
4621 (fold_build3): Likewise.
4622 (fold_build1_stat): New function prototype.
4623 (fold_build2_stat): Likewise.
4624 (fold_build3_stat): Likewise.
4625 * fold-const.c (fold_build1): Rename to ..
4626 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4627 through to build1_stat.
4628 (fold_build2): Rename to ..
4629 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4630 through to build2_stat.
4631 (fold_build3): Rename to ..
4632 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4633 through to build3_stat.
4635 2005-08-04 David Edelsohn <edelsohn@gnu.org>
4636 Ian Lance Taylor <ian@airs.com>
4638 * function.c (assign_stack_local_1): Do not correct stack slot
4639 address if allocation size is smaller than mode size.
4641 2005-08-04 Diego Novillo <dnovillo@redhat.com>
4643 PR 22037
4644 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
4645 (tree_merge_blocks): Propagate anything allowed by
4646 may_propagate_copy.
4647 Clarify documentation.
4648 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
4649 SSA form, schedule an update if necessary.
4651 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
4653 * doc/install.texi (Binaries): Remove broken link to
4654 Sinix/Reliant Unix binaries.
4656 2005-08-03 Richard Henderson <rth@redhat.com>
4658 PR 23221
4659 * function.c (stack_protect_epilogue): Export.
4660 * tree.h (stack_protect_epilogue): Declare.
4661 * calls.c (expand_call): Call it.
4663 2005-08-03 Eric Christopher <echristo@apple.com>
4665 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
4666 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
4667 spec.
4669 2005-08-04 Jan Hubicka <jh@suse.cz>
4671 * profile.c (branch_prob): Split edges with goto locus on them
4672 to get proper line counts.
4673 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
4675 2005-08-03 Paul Brook <paul@codesourcery.com>
4677 * function.c (assign_parms): Round current_function_args_size
4678 to PARM_BOUNDARY, not STACK_BOUNDARY.
4680 2005-08-03 Geoffrey Keating <geoffk@apple.com>
4682 * config/i386/i386.c (x86_elf_aligned_common)
4683 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
4685 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
4687 PR tree-optimization/23157
4688 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
4689 before emitting them.
4691 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4693 PR tree-optimization/19899
4694 * Makefile.in (tree-scalar-evolution.o): Add real.h.
4695 * tree-scalar-evolution.c: Include real.h.
4696 (add_to_evolution): Build constant -1 of correct type.
4698 2005-08-03 Jan Hubicka <jh@suse.cz>
4700 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
4701 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
4702 profile updating for complette unrolling.
4703 * loop-unroll.c (peel_loop_completely): Use it.
4704 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
4705 (tree_unroll_loops_completely): Disable code growing unrolling of cold
4706 loops.
4708 2005-08-03 Paul Brook <paul@codesourcery.com>
4710 * combine.c (can_change_dest_mode): New function.
4711 (try_combine, simplify_set): Use it.
4713 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
4715 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
4716 TFmode to BLKmode.
4718 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
4720 * doc/install.texi (Specific): Adjust link to openavr.org.
4721 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
4722 (Binaries): Adjust HP-UX Porting Center link.
4723 (Binaries): Adjust Free Software Foundation ordering link.
4725 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
4727 * convert.c (convert_to_integer): Use fold_build1 instead of
4728 build1 when converting an integer to an integer.
4730 2005-08-02 Richard Henderson <rth@redhat.com>
4732 * combine.c (combine_instructions): Don't use reg_equal/equiv
4733 results if the mode doesn't match.
4735 2005-08-02 Mark Mitchell <mark@codesourcery.com>
4737 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
4738 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
4740 2005-08-02 Richard Henderson <rth@redhat.com>
4742 PR 23196
4743 * explow.c (memory_address): Remove special-case for
4744 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
4746 2005-08-02 Diego Novillo <dnovillo@redhat.com>
4748 PR 23164
4749 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
4750 number of calls to cleanup_tree_cfg_1.
4752 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
4754 * doc/invoke.texi: document file extensions .F90 and .F95
4756 2005-08-02 Richard Guenther <rguenther@suse.de>
4758 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
4759 positive if its first argument is positive.
4761 2005-08-02 Richard Guenther <rguenther@suse.de>
4763 PR tree-optimization/23177
4764 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
4765 on TMR_TAG.
4767 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
4769 PR tree-optimization/23129
4770 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
4771 varying for divisions with anti-ranges.
4773 2005-08-02 Jan Hubicka <jh@suse.cz>
4775 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
4776 * tree-ssa-threadupdate.c (thread_block): Add it here.
4778 2005-08-01 James E Wilson <wilson@specifix.com>
4780 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
4781 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
4782 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
4783 New.
4784 * config/mips/predicates.md (const_call_insn_operand): Add check for
4785 SYMBOL_REF_LONG_CALL_P.
4786 * doc/extend.texi (long_call): Document the new attribute.
4788 2005-08-01 Ian Lance Taylor <ian@airs.com>
4789 Richard Henderson <rth@redhat.com>
4791 * Makefile.in (RTL_BASE_H): Add real.h.
4792 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
4793 instead of memcpy.
4794 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
4795 directly.
4796 * rtl.c (rtl_check_failed_code_mode): New.
4797 * rtl.h (struct rtx_def): Add u.rv.
4798 (XCMWINT, XCNMPRV): New.
4799 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
4800 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
4802 2005-08-01 Richard Henderson <rth@redhat.com>
4804 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
4805 with auto-inc codes.
4807 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
4809 2005-08-01 Jan Hubicka <jh@suse.cz>
4811 * i386-protos.h (asm_preferred_eh_data_format): Declare.
4812 * i386.c: Include dwarf2.h
4813 (asm_preferred_eh_data_format): New.
4814 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
4816 2005-08-01 Ian Lance Taylor <ian@airs.com>
4818 * config/host-linux.c (linux_gt_pch_get_address): Add new name
4819 randomize_va_space for virtual address randomization control.
4821 2005-08-01 Steven Bosscher <stevenb@suse.de>
4823 * common.opt (flag_ipa_cp): Put in right place to maintain
4824 alphabetic sort.
4826 2005-08-01 Jan Hubicka <jh@suse.cz>
4828 * profile.c (compute_value_histograms): Fix thinko.
4829 * value-prof.c: Include toplev.h
4830 (check_counter): New function.
4831 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4832 tree_mod_subtract_transform): Add sanity check.
4834 2005-08-01 Richard Guenther <rguenther@suse.de>
4836 PR tree-optimization/23133
4837 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
4838 current functions parameter decls to find defs to cse
4839 reciprocals of.
4841 2005-08-01 Richard Guenther <rguenther@suse.de>
4843 PR tree-optimization/23109
4844 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
4845 If trapping math is in effect, use post-dominator information
4846 to check if we'd in any case reach a trapping point before
4847 doing the reciprocal insertion.
4848 (execute_cse_reciprocals): Compute post-dominators, if necessary.
4849 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
4850 expressions are invariant only if trapping math is not in effect.
4852 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4854 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
4855 cgraph_function_versioning): New declarations.
4856 * cgraphunit.c: Add include to ipa-prop.h.
4857 (update_call_expr, cgraph_copy_node_for_versioning,
4858 cgraph_function_versioning): New functions.
4859 * integrate.c (copy_decl_for_inlining): Remove.
4860 * ipa-prop.h (ipa_replace_map): New struct.
4861 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
4862 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
4863 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
4864 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
4865 ipcp_iterate_stage, ipcp_method_scale_print,
4866 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
4867 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
4868 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
4869 ipcp_update_bb_counts, ipcp_update_profiling,
4870 ipcp_update_edges_counts): New functions.
4871 (ipcp_method_cval_init): Remove restriction regarding local methods.
4872 (ipcp_init_stage): Add ipcp_method_compute_scale.
4873 (ipcp_insert_stage): Add versioning.
4874 (ipcp_structures_print): Add ipcp_method_scale_print.
4875 (ipcp_driver): Dump profiling info.
4876 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
4877 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
4878 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
4879 (struct inline_data): Add versioning_p, ipa_info, new fields.
4880 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
4881 declare_return_variable): Replace calls to copy_decl_for_inlining with
4882 copy_decl_for_dup.
4883 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
4884 versioning support.
4885 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
4886 Add argument VERSIONING.
4887 (copy_arguments_for_versioning, copy_static_chain,
4888 function_versionable_p, tree_versionable_function_p,
4889 tree_function_versioning, replace_ref_tree): New functions.
4890 * tree-inline.h: Include varray.h.
4891 (tree_versionable_function_p, tree_function_versioning,
4892 tree copy_decl_for_dup): New declarations.
4894 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4896 * ipa-cp.c: New file. Contains IPCP specific functionality.
4897 * ipa-prop.h: New file. Contains structures/definitions that can be
4898 used by several interprocedural data flow optimizations (and also IPCP).
4899 * ipa-prop.c: New file.
4900 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
4901 * common.opt: Add ipa-cp flag.
4902 * timevar.def: Add IPCP optimization.
4903 * tree-optimize.c (init_tree_optimization_passes): Schedule
4904 pass_ipa_cp.
4905 * tree-pass.h (pass_ipa_cp): Declare.
4907 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
4909 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
4910 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
4911 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
4912 config/i386/i386.c, config/mips/mips.h,
4913 config/rs6000/rs6000.h, config/sh/sh.c,
4914 config/stormy16/stormy16.c: Fix comment typos.
4916 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
4918 PR c/22311
4919 * c-typeck.c (build_binary_op): Use common_type wrapper on
4920 shortened types.
4921 (common_type): Update comment.
4923 2005-07-31 Steven Bosscher <stevenb@suse.de>
4925 PR target/23095
4926 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
4927 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
4928 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
4930 2005-07-31 Jan Hubicka <jh@suse.cz>
4932 * pretty-print.h (pp_widest_integer): New macro.
4933 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
4934 counts.
4936 2005-07-31 Jan Hubicka <jh@suse.cz>
4938 * output.h (enum section_category): Export from varasm.c
4939 (categorize_decl_for_section): Likewise.
4940 * varasm.c (enum section_category): Kill.
4941 (categorize_decl_for_section): Make global.
4942 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
4943 Declare.
4944 * i386.c (ix86_section_threshold): New static variable.
4945 (ix86_in_large_data_p, ix86_encode_section_info,
4946 x86_64_elf_unique_section,
4947 x86_64_elf_select_section): New functions.
4948 (TARGET_ENCODE_SECTION_INFO): Define
4949 (override_options): Enable medium model for PIC.
4950 (ix86_expand_prologue): Expand gen_set_got_rex64.
4951 (legitimate_constant_p): Handle new UNSPECs.
4952 (legitimate_pic_address_disp_p): Likewise.
4953 (legitimize_pic_address): Lower MEDIUM model addressing.
4954 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
4955 (enum cmodel): Add MEDIUM_PIC.
4956 (SYMBOL_REF_FAR_ADDR_P): New macro.
4957 (SYMBOL_FLAG_FAR_ADDR): New flag.
4958 * i386.md (movdi): Support medium model.
4959 (set_got_rex64): New pattern.
4960 * i386.opt (mlarge-data-threshold): New flag.
4961 * predicates.md (zext_operand/sext_operand): Deal with medium model.
4962 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
4963 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
4964 TARGET_ASM_UNIQUE_SECTION): New.
4966 * invoke.texi (-mlarge_data_threshold): Document
4968 2005-07-31 Jan Hubicka <jh@suse.cz>
4970 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
4971 (coalesce_vars): Likewise.
4972 * tree-ssa-live.c (coalesce_cost): New.
4973 (build_tree_conflict_graph): Use coalesce_cost.
4974 * tree-ssa-live.h (coalesce_cost): Declare.
4976 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
4978 * arm.md (all peepholes for post-increment operations): Delete.
4979 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
4980 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
4981 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
4982 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
4983 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
4985 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
4987 * fold-const.c (tree_expr_nonnegative_p): Always return true for
4988 non-integral types.
4990 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
4992 PR target/22582
4993 * doc/invoke.texi: Document -rdynamic.
4995 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
4997 PR c/23143
4998 * c-parser.c (c_parser_parms_list_declarator): Call
4999 mark_forward_parm_decls.
5000 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
5001 decls with visibility structure.
5003 2005-07-30 Paul Brook <paul@codesourcery.com>
5005 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
5007 2005-07-30 Paul Brook <paul@codesourcery.com>
5009 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
5010 prototype.
5011 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
5012 value for mode.
5013 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
5015 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5017 PR c/529
5018 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
5019 nested function declarators.
5020 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
5021 (grokparms): Call warn_if_shadowing for parameters used within the
5022 parameter list.
5023 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
5024 not used within the parameter list.
5025 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
5027 2005-07-30 Jan Hubicka <jh@suse.cz>
5029 * expr.c (expand_expr_real_1): Do not load mem targets into register.
5030 * i386.c (ix86_fixup_binary_operands): Likewise.
5031 (ix86_expand_unary_operator): Likewise.
5032 (ix86_expand_fp_absneg_operator): Likewise.
5033 * optabs.c (expand_vec_cond_expr): Validate dest.
5035 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5037 PR c/21720
5038 * real.c (real_from_string): Also set last bit if there is a
5039 nonzero hex digit beyond GCC's internal precision after ".".
5041 2005-07-29 David Edelsohn <edelsohn@gnu.org>
5043 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
5044 define_constants. Change duplicate values to unassigned numbers.
5045 Change UNSPEC_SUBS to UNSPEC_VSUBS.
5046 (*altivec_vspltsf): New.
5047 (altivec_vperm_v4sf): Delete.
5048 (altivec_vperm_<mode>): Use mode macro V.
5049 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
5050 (altivec_predicate_v4sf): Delete.
5051 (altivec_predicate_<mode>): Use mode macro V.
5052 (*altivec_lvesfx): New.
5053 (*altivec_stvesfx): New.
5054 (vec_realign_load_v4sf): Delete.
5055 (vec_realign_load_<mode>): Use mode macro V.
5056 * config/rs6000/rs6000.c (generate_set_vrsave): Use
5057 UNSPECV_SET_VRSAVE.
5059 2005-07-29 Mark Mitchell <mark@codesourcery.com>
5061 PR bootstrap/23131
5062 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
5063 string.
5064 * configure: Regenerated.
5066 2005-07-29 Paul Brook <paul@codesourcery.com>
5068 * doc/install.texi: Add link to GFortran binaries wiki page.
5070 2005-07-29 David Ung <davidu@mips.com>
5072 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
5073 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
5074 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
5075 * config/mips/mips.md (cpu): Add 5kf name.
5076 (includes): Includes 5k.md.
5077 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
5078 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
5079 -march flag.
5081 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5083 PR 22550
5084 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
5085 (cleanup_tree_cfg): ... here.
5086 Call cleanup_tree_cfg_1 until there are no more cleanups to
5087 do.
5089 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
5091 * tree-vrp.c (compare_range_with_value): Return true or false
5092 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
5093 EQ_EXPR respectively.
5095 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
5097 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
5098 Fix comment typos.
5100 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5102 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
5103 (tree_ssa_dominator_optimize): Increment it.
5104 (dump_dominator_optimization_stats): Print it.
5106 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
5107 Steven Bosscher <stevenb@suse.de>
5109 PR rtl-optimization/23117
5110 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
5111 when head == tail. Tidy comment.
5113 2005-07-28 Richard Henderson <rth@redhat.com>
5115 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
5116 * cselib.c (rtx_equal_for_cselib_p): Likewise.
5117 * jump.c (rtx_renumbered_equal_p): Likewise.
5118 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
5119 CONST_INT and CONST_DOUBLE.
5120 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
5121 * reload.c (operands_match_p): Special case CONST_INT and
5122 CONST_DOUBLE; check mode earlier.
5124 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5126 PR c/22240
5127 * c-typeck.c (convert_for_assignment): Do not check
5128 DECL_IN_SYSTEM_HEADER on NULL fundecl.
5130 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5132 PR c/22192
5133 * c-typeck.c (composite_type): Prefer constant size arrays to
5134 VLAs.
5136 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5138 PR c/21720
5139 * real.c (real_from_string): Set last bit if there is a nonzero
5140 hex digit beyond GCC's internal precision.
5142 2005-07-28 Richard Henderson <rth@redhat.com>
5144 PR rtl-opt/22619
5145 * cfgcleanup.c (try_forward_edges): Watch out for end of
5146 insn chain.
5148 2005-07-28 James E Wilson <wilson@specifixinc.com>
5150 PR c/23106
5151 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
5153 2005-07-28 Jan Hubicka <jh@suse.cz>
5155 * Makefile.in (rtl-profile.o): Kill all traces of it.
5156 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
5157 * coverage.h (rtl_coverage_counter_ref): Kill.
5158 * opts.c (flag_speculative_prefetching_set): Kill.
5159 (flag_loop_optimize_set): New.
5160 (common_handle_option): Disable loop optimizer when profiling;
5161 do not handle speculative prefetching.
5162 * passes.c (init_optimization_passes): Replace pass_profiling combo
5163 by branch_prob pass.
5164 * profile.c (compute_value_histograms): Update for simplified value
5165 profiles.
5166 (rtl_register_profile_hooks): Kill.
5167 (pass_profiling): Kill.
5168 (rest_of_handle_branch_prob): Do not profile.
5169 * toplev.c (process_options): Remove speculative prefetching.
5170 * toplev.h (flag_tree_based_profiling): Kill.
5171 * tree-profile.c (prepare_instrumented_value,
5172 tree_gen_interval_profiler, tree_gen_pow2_profiler,
5173 tree_gen_one_value_profiler, do_tree_profiling): Update for
5174 simplified datastructures.
5175 * value-prof.c: Add comment that speculative prefetching was dropped;
5176 update rest of file for simplified datastructures.
5177 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
5178 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
5179 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
5180 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
5181 rtl_mod_subtract, gen_speculative_prefetch,
5182 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
5183 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
5184 (gate_handle_value_profile_transformations,
5185 rest_of_handle_value_profile_transformations,
5186 pass_value_profile_transformations): Kill.
5187 * value-prof.h (histogram_value_t): Remove IL based unions.
5188 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
5189 rtl_profile_hooks): Remove hooks.
5191 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
5193 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
5194 (cgraph_clone_node): Likewise.
5195 * cgraph.h (cgraph_clone_edge): Update prototype.
5196 (cgraph_clone_node): Likewise.
5197 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
5198 cgraph_clone_node.
5199 (lookup_recursive_calls): Consider profile.
5200 (cgraph_decide_recursive_inlining): Fix updating; use new
5201 probability argument; use profile.
5202 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
5203 * tree-inline.c (copy_bb): Update clal of clone_edge.
5204 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
5206 * invoke.texi (min-inline-recursive-probability): Document.
5208 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
5210 * doc/install.texi (Configuration): Update Valgrind homepage.
5212 2005-07-28 Richard Henderson <rth@redhat.com>
5214 PR middle-end/21362
5215 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
5216 labels we want to delete.
5217 (cfg_layout_merge_blocks): Likewise.
5219 2005-07-28 Richard Henderson <rth@redhat.com>
5221 PR target/17692
5222 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
5223 when expanding to nothing.
5225 2005-07-28 Josh Conner <jconner@apple.com>
5227 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
5228 (cgraph_decide_inlining_of_small_functions): Likewise.
5230 2005-07-28 Josh Conner <jconner@apple.com>
5232 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
5233 direction of badness if negative.
5234 (cgraph_default_inline_p): Add reason to parameters, and assign it
5235 a value.
5236 (cgraph_decide_inlining_of_small_functions): New parameter in call
5237 to cgraph_default_inline_p.
5238 (cgraph_decide_inlining_incrementally): Likewise.
5239 * cgraphunit.c (decide_is_function_needed): Likewise.
5240 * cgraph.h (cgraph_default_inline_p): Likewise.
5242 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5244 * builtins.c: Fix comment typo(s).
5245 * genautomata.c: Likewise.
5246 * gimplify.c: Likewise.
5247 * tree-dfa.c: Likewise.
5248 * tree-flow-inline.h: Likewise.
5249 * tree-into-ssa.c: Likewise.
5250 * tree-ssa-alias.c: Likewise.
5251 * tree-ssa-ccp.c: Likewise.
5252 * tree-ssa-copy.c: Likewise.
5253 * tree-ssa-dce.c: Likewise.
5254 * tree-ssa-dom.c: Likewise.
5255 * tree-ssa-operands.c: Likewise.
5256 * tree-tailcall.c: Likewise.
5257 * tree-vectorizer.c: Likewise.
5258 * tree-vrp.c: Likewise.
5259 * tree.c: Likewise.
5261 2005-07-28 Jeff Law <law@redhat.com>
5263 * tree-vrp.c (test_for_singularity): Extracted from ...
5264 (simplify_cond_using_ranges): Attempt to simplify a relational
5265 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
5267 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
5269 PR tree-optimization/22506
5270 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
5271 phis whose argument is constant.
5273 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
5275 PR rtl-optimization/18992
5276 Back out this patch:
5277 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5278 PR optimization/12142
5279 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
5280 uses of the register in the SET_SRC. Remove unnecessary argument.
5282 Replace it with this:
5283 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
5284 if flag_non_call_exceptions is set and the insn may trap, pass
5285 pc_rtx as dest for recursion.
5286 In SET_SRC part of SET case, if dest is already set, pass it down
5287 unchanged.
5289 2005-07-28 Jan Hubicka <jh@suse.cz>
5291 * cfg.c (update_bb_profile_for_threading): Use RDIV.
5292 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
5293 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
5294 roundoff errors.
5295 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
5296 profile when available.
5298 2005-07-28 Jan Beulich <jbeulich@novell.com>
5300 * config/ia64/ia64.c (ia64_load_pair_ok): New.
5301 (ia64_print_operand): Describe and handle 'X'.
5302 (ia64_register_move_cost): Also handle FP_REGS.
5303 (ia64_preferred_reload_class): Likewise.
5304 (ia64_secondary_reload_class): Likewise.
5305 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
5306 it. Also check for ITANIUM_CLASS_FLDP.
5307 * config/ia64/ia64.h (FP_REGNO_P): New.
5308 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
5309 (reg_class): Add FP_REGS.
5310 (REG_CLASS_NAMES): Adjust for it.
5311 (REG_CLASS_CONTENTS): Likewise.
5312 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
5313 (REG_CLASS_FROM_LETTER): Handle 'x'.
5314 (CLASS_MAX_NREGS): Handle FP_REGS.
5315 (MEMORY_MOVE_COST): Likewise.
5316 * config/ia64/ia64.md (itanium_class): Add fldp.
5317 (type): Handle fldp.
5318 (movti_internal): More allowable operand combinations. Use ldfp8 when
5319 splitting unnecessary. Remove predicable attribute. Adjust
5320 itanium_class attribute.
5321 (smuldi3_highpart): Remove outdated comment.
5322 (mulditi3, umulditi3, rotlti3): New expanders.
5323 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
5324 (absti2): Disabled new insn for future reference.
5325 Respective new splitters.
5326 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
5327 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
5328 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
5330 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
5332 PR rtl-optimization/23047
5333 * simplify-rtx.c (simplify_const_relational_operation): Respect
5334 flag_wrapv for comparisons with ABS.
5336 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
5338 PR tree-optimization/22493
5339 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
5340 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
5342 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
5344 * config/frv/frv.opt (moptimize-membar): New.
5346 * doc/invoke.texi: Document -moptimize-membar and its inverse.
5348 * config/frv/frv.h: Remove machine_function definition.
5350 * config/frv/frv.c (struct frv_io): New.
5351 (struct machine_function): Moved from frv.h. Add has_membar_p.
5352 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
5353 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
5354 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
5355 (frv_optimize_membar_global, frv_optimize_membar): New functions.
5356 (frv_reorg): Call frv_optimize_membar when appropriate.
5357 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
5358 (frv_expand_builtin): Adjust calls accordingly.
5359 (frv_io_address_cookie): New function.
5360 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
5361 load or store rather than a special insn. Add ccnstant address and
5362 io-type operands to the membar.
5363 (frv_ifcvt_modify_tests): Unsign regno.
5364 (frv_ifcvt_modify_tests): Same.
5366 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
5367 UNSPEC_OPTIONAL_MEMBAR constant.
5368 (builtin_read_<mode>): Delete.
5369 (builtin_write_<mode>): Delete.
5370 ("optional_membar_<mode>"): Add operand.
5372 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
5373 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
5374 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
5375 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
5376 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
5377 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
5378 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
5379 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
5380 * testsuite/gcc.target/frv/all-read-write-1.c: New.
5382 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
5384 * df.c (df_uses_record): Handle SCRATCH.
5386 2005-07-28 Steven Bosscher <stevenb@suse.de>
5388 PR debug/20161
5389 * passes.c (rest_of_decl_compilation): If decl is a type and
5390 we have encountered errors, don't emit debug information.
5392 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
5394 * params.def: Fixed comment.
5396 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
5398 PR target/19885
5399 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
5400 (TARGET_ASM_UNALIGNED_HI_OP): Add.
5401 (TARGET_ASM_UNALIGNED_SI_OP): Add.
5403 2005-07-27 Steven Bosscher <stevenb@suse.de>
5405 PR c++/22003
5406 * varasm.c (assemble_start_function): Don't do anything that may
5407 require a CFG if the current function is a thunk.
5409 2005-07-25 Geoffrey Keating <geoffk@apple.com>
5411 * doc/install.texi (Prerequisites): Mention that perl is needed
5412 to do export control in libstdc++ targetting Darwin.
5414 2005-07-27 Steven Bosscher <stevenb@suse.de>
5416 PR rtl-optimization/17808
5417 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
5418 (sched_insns_conditions_mutex_p): Split out from...
5419 (add_dependence): ...here. But don't call it from here.
5420 (add_dependence_list): Check sched_insns_conditions_mutex_p
5421 before calling add_dependence.
5422 (add_dependence_list_and_free): Likewise.
5423 (fixup_sched_groups): Likewise.
5424 (sched_analyze_1): Likewise.
5425 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
5426 (sched_analyze): Likewise.
5427 (sched_analyze_insn): Likewise.
5428 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
5429 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
5430 dependencies on all COND_EXEC insns to jumps ending basic blocks
5431 when doing intrablock scheduling.
5432 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
5434 2005-07-27 Jeff Law <law@redhat.com>
5436 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
5437 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
5438 equivalency sets, correctly handle the case were vr0 has an
5439 equivalency set, but vr1 does not.
5441 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
5443 PR tree-optimization/23073
5444 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
5445 vect_print_dump_info before fprintf.
5447 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5449 PR tree-optimize/22348
5450 * tree-ssa-loop-niter.c (number_of_iterations_cond):
5451 Fold the partial computation.
5453 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5455 PR tree-optimization/22325
5456 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
5457 Declare.
5458 * tree-scalar-evolution.c (scev_const_prop): Add generic final
5459 value replacement.
5460 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
5461 (force_var_cost): ... this function.
5462 (compute_phi_arg_on_exit): Export.
5464 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5466 PR tree-optimization/20773
5467 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
5468 edge.
5470 2005-07-27 Richard Guenther <rguenther@suse.de>
5472 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
5473 Avoid pushing again if current struct contains only
5474 fields we decomposed.
5476 2005-07-27 Jan Hubicka <jh@suse.cz>
5478 PR tree-optimization/22574
5479 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
5480 not available.
5482 * tree-tailcall.c (decrease_profile): New function.
5483 (eliminate_tail_call): Use it.
5485 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
5486 visibility flags correctly in whole program mode.
5488 2005-07-26 Steve Ellcey <sje@cup.hp.com>
5490 PR rtl-optimization/22472
5491 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
5493 2005-07-26 Steven Bosscher <stevenb@suse.de>
5495 PR tree-optimization/22504
5496 * tree-complex.c (expand_complex_addition): Use 'code' instead
5497 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
5499 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5501 * config.gcc (cpu_type): Add frv case.
5502 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
5503 (supported_defaults): Add fr550 case.
5505 2005-07-26 Diego Novillo <dnovillo@redhat.com>
5507 PR 22591
5508 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
5509 whether a pointer of type T * may point to objects of type T *.
5511 2005-07-26 DJ Delorie <dj@redhat.com>
5513 * configure: Regenerate.
5515 2005-07-26 Dale Johannesen <dalej@apple.com>
5517 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
5519 2005-07-26 Mark Mitchell <mark@codesourcery.com>
5521 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
5522 Clarify use of "build" in name.
5524 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5526 * doc/extend.texi (Raw read/write Functions): New section.
5527 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
5528 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
5529 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
5530 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
5531 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
5532 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
5533 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
5534 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
5535 * config/frv/frv.c: Add bdesc_loads global.
5536 Add bdesc_stores global.
5537 (frv_init_builtins): Add support for __builtin_{read/write}*.
5538 (frv_volatile_memref): New.
5539 (frv_expand_load_builtin): New.
5540 (frv_expand_store_builtin): New.
5541 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
5542 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
5543 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
5544 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
5545 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
5546 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
5547 (builtin_read_<mode>): New.
5548 (builtin_write_<mode>): New.
5549 (builtin_write64): New.
5550 (optional_membar_<mode>): New.
5552 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
5554 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
5555 (rather than units) against HOST_BITS_PER_WIDE_INT.
5557 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
5559 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
5560 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
5561 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
5562 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
5563 FSF address.
5565 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
5566 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
5567 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
5568 comment typos.
5569 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
5571 2005-07-26 Richard Guenther <rguenther@suse.de>
5573 PR tree-optimization/22486
5574 * fold-const.c (fold_unary): Fold away useless component
5575 references of the form (T *)&T.x, if the address
5576 doesn't change.
5578 2005-07-25 James E Wilson <wilson@specifixinc.com>
5580 * dwarf2out.c (add_call_src_coords_attributes): New.
5581 (gen_inlined_subroutine_die): Call it.
5582 (maybe_emit_file, init_file_table): Add comments.
5583 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
5584 maybe_emit_file.
5585 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
5586 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
5587 * tree.h (BLOCK_SOURCE_LOCATION): New.
5588 (struct tree_block): New field locus.
5590 2005-07-26 Andreas Schwab <schwab@suse.de>
5592 PR rtl-optimization/23043
5593 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
5594 when allocating a struct unoccr.
5596 2005-07-25 Richard Henderson <rth@redhat.com>
5598 PR 22626
5599 * tree-complex.c (gate_no_optimization): True if errors.
5600 * Makefile.in (tree-complex.o): Update dependencies.
5602 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
5604 * config/frv/predicates.md (integer_register_operand): Use
5605 GPR_AP_OR_PSEUDO_P.
5607 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5609 PR tree-opt/22484
5610 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
5611 after fold.
5612 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
5614 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5616 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
5617 types when flag_unsafe_math_optimizations is true.
5619 2005-07-25 Mark Mitchell <mark@codesourcery.com>
5621 * gcc.c (option_map): Add --sysroot.
5622 (process_command): Handle --sysroot.
5623 (display_help): Document it.
5624 * doc/cppopts.tex (-isysroot): Document.
5625 * doc/invoke.texi (--sysroot): Document.
5626 * doc/install.texi (--with-build-sysroot): Document.
5628 * Makefile.in (inhibit_libc): New variable.
5629 (INHIBIT_LIBC_CFLAGS): Likewise.
5630 (LIBGCC2_CFLAGS): Include
5631 $(INHIBIT_LIBC_CFLAGS).
5632 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
5633 ($(T)crtbegin.o): Do not use @inhibit_libc@.
5634 ($(T)crtend.o): Likewise.
5635 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
5636 ($(T)crtendS.o): Likewise.
5637 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
5638 ($(T)crtendT.o): Likewise.
5639 (stmp-fixinc): Do not complain about missing headers if
5640 inhibit_libc.
5641 * configure.ac (inhibit_libc): Set it to true/false.
5642 (--with-build-sysroot): New option. Use it to set
5643 SYSTEM_HEADER_DIR.
5644 * configure: Regenerated.
5646 2005-07-25 Manfred Hollstein <mh@suse.com>
5648 * calls.c (store_one_arg): Fix unsigned comparison warning.
5650 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5652 PR other/22337
5653 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
5654 (ggc_print_statistics): Initialize variable before use.
5656 2005-07-25 Richard Guenther <rguenther@suse.de>
5658 * tree-dfa.c (mark_new_vars_to_rename): Protect against
5659 calling with a PHI_NODE argument.
5661 * tree-flow-inline.h (overlap_subvar): Protect against
5662 possible overflow.
5664 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
5666 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
5667 * configure: Regenerate.
5669 2005-07-25 Ira Rosen <irar@il.ibm.com>
5671 * expr.c (highest_pow2_factor): Make extern.
5672 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
5673 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5674 record_array_differ_p, array_ptr_differ_p): Likewise.
5675 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
5676 additional cases. Call the above functions.
5677 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
5678 base_object_differ_p when there are two base objects. Otherwise, compare
5679 base address and offset. Call may_alias_p.
5680 (dump_data_reference): Use a correct field name.
5681 (analyze_array): Make static. Initialize new data-ref fields.
5682 (analyze_indirect_ref): New function.
5683 (init_data_ref): Initialize new data-ref fields.
5684 (strip_conversion): Moved from tree-vect-analyze.c.
5685 (analyze_offset_expr, get_ptr_offset, address_analysis,
5686 object_analysis): Likewise.
5687 (analyze_offset): New function.
5688 (create_data_ref): Likewise.
5689 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
5690 dimensions for ARRAY_REFs only.
5691 (build_classic_dist_vector): Make static.
5692 (access_functions_are_affine_or_constant_p): Call macro to get the
5693 address of access functions.
5694 (compute_all_dependences): Add new parameter
5695 compute_self_and_read_read_dependences. Compute self and read-read
5696 dependences if it is true.
5697 (find_data_references_in_loop): Call create_data_ref. Initialize new
5698 data-ref fields.
5699 (compute_data_dependences_for_loop): Add new parameter
5700 compute_self_and_read_read_dependences. Remove parameter nb_loops,
5701 compute nb_loops. Call compute_all_dependences,
5702 build_classic_dist_vector and build_classic_dir_vector with correct
5703 parameters.
5704 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
5705 with correct parameters. Compare dimensions for ARRAY_REFs only.
5706 (free_data_refs): Call macro to free access functions.
5707 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
5708 fields from stmt_vinfo.
5709 (struct base_object_info): New structure.
5710 (struct data_reference): Move fields to base_object_info. Add fields
5711 first_location and object_info for above structures. Move fields from
5712 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
5713 aligned_to. Add macros to access the new fields.
5714 Update functions declarations.
5715 * tree-flow.h (is_aliased_with): Declare.
5716 * tree-loop-linear.c (linear_transform_loops): Call
5717 compute_data_dependences_for_loop with correct parameters.
5718 * tree-ssa-alias.c (is_aliased_with): New function.
5719 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
5720 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
5721 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
5722 vect_base_addr_differ_p, compute_subscript_distance and
5723 build_classic_dist_vector. Add printings. Check absolute value of
5724 distance.
5725 (vect_analyze_data_ref_dependences): Go through ddrs instead of
5726 data-refs.
5727 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
5728 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
5729 to bytes. Add printing.
5730 (vect_compute_data_refs_alignment): Go through loads and stores in one
5731 loop.
5732 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
5733 vect_analyze_data_ref_access): Likewise.
5734 (vect_analyze_pointer_ref_access): Remove.
5735 (vect_address_analysis, vect_object_analysis): Likewise.
5736 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
5737 and analyze data-refs in the loop.
5738 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
5739 fields of data-ref instead of stmt. Add init to the offset from the
5740 base.
5741 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
5742 (vect_update_init_of_dr): Likewise.
5743 (vect_update_inits_of_drs): Go through loads and stores in one loop.
5744 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
5745 removed fields.
5746 (new_loop_vec_info): Initialize new fields.
5747 (destroy_loop_vec_info): Free new fields.
5748 (vect_strip_conversion): Remove.
5749 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
5750 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
5751 datarefs. Add new field ddrs.
5752 Add macros for the new fields access.
5753 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
5754 base_aligned_p, misalignment, memtag, ptr_info and subvars.
5755 Remove their macros.
5756 * tree.h (highest_pow2_factor): Declare.
5758 2005-07-25 Jakub Jelinek <jakub@redhat.com>
5760 * calls.c (store_one_arg): Check for sibling call MEM arguments
5761 from already clobbered incoming argument area.
5763 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5765 * c-common.c (check_missing_format_attribute): New.
5766 * c-common.h (check_missing_format_attribute): Likewise.
5767 * c-typeck.c (convert_for_assignment): Use it.
5769 2005-07-24 Andreas Schwab <schwab@suse.de>
5771 * config/m68k/m68k.md ("extendqidi2"): When source is an address
5772 register use a word move. Correct operand of ext.w in 68000 code.
5774 2005-07-23 Mark Mitchell <mark@codesourcery.com>
5776 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
5777 variables as declarations, rather than definitions.
5779 2005-07-24 Ira Rosen <irar@il.ibm.com>
5781 PR tree-optimization/22526
5782 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
5783 of the zero node.
5785 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5787 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
5788 that C99 reserve for future use. Use it to define clog10,
5789 clog10f and clog10l.
5791 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5793 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
5794 * configure.ac: Check for -Wmissing-format-attribute.
5796 * configure: Regenerate.
5798 2005-07-23 Richard Henderson <rth@redhat.com>
5800 PR tree-optimization/22623
5801 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
5803 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
5805 PR target/22577
5806 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
5808 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5810 * Makefile.in (C_TREE_H): Update dependencies.
5811 * c-tree.h: Include toplev.h.
5812 * diagnostic.h (diagnostic_set_info): Add format attribute.
5813 * rtl-error.c (diagnostic_for_asm): Likewise.
5815 2005-07-23 Chao-ying Fu <fu@mips.com>
5817 * config/mips/mips-dsp.md: New file.
5818 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
5819 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
5820 functions.
5821 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
5822 MIPS_BUILTIN_BPOSGE32.
5823 (mips_expand_builtin_direct): Add one parameter to indicate that
5824 builtin functions need to return a value.
5825 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
5826 functions.
5827 (mips_regno_to_class): Add classes for 12 new DSP registers.
5828 (mips_subword): Change to check four HI registers.
5829 (mips_output_move): Output move to and from 6 new DSP accumulators.
5830 (override_options): Make sure -mdsp and -mips16 are not used together.
5831 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
5832 for machine modes.
5833 (mips_conditional_register_usage): Disable 6 new DSP accumulators
5834 when !TARGET_DSP.
5835 (print_operand): Add 'q' for printing DSP accumulators.
5836 (mips_cannot_change_mode_class): Check ACC_REGS.
5837 (mips_secondary_reload_class): Check ACC_REGS.
5838 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
5839 (mips_register_move_cost): Check ACC_REGS.
5840 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
5841 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
5842 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
5843 (dsp_bdesc): New array.
5844 (bdesc_arrays): Add DSP builtin function table.
5845 (mips_prepare_builtin_arg): Check predicate again after
5846 copy_to_mode_reg.
5847 (mips_expand_builtin): Add one more parameter to
5848 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
5849 MIPS_BUILTIN_BPOSGE32.
5850 (mips_init_builtins): Initialize new function types.
5851 (mips_expand_builtin_direct): Check if builtin functions need to
5852 return a value and pass operands properly.
5853 (mips_expand_builtin_bposge): New function.
5854 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
5855 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
5856 (FIRST_PSEUDO_REGISTER): Increase to 188.
5857 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
5858 Update for 12 new DSP registers.
5859 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
5860 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
5861 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
5862 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
5863 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
5864 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
5865 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
5866 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
5867 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
5868 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
5869 (REGISTER_NAMES): Add names for 12 new DSP registers.
5870 * config/mips/mips.md: Include mips-dsp.md.
5871 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
5872 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
5873 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
5874 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
5875 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
5876 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
5877 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
5878 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
5879 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
5880 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
5881 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
5882 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
5883 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
5884 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
5885 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
5886 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
5887 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
5888 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
5889 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
5890 (UNSPEC_RDDSP): New constants.
5891 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
5892 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
5893 A<-d alternative.
5894 * config/mips/mips.opt (-mdsp): New option.
5895 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
5896 (reg_imm10_operand): New predicates.
5897 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
5898 * doc/invoke.texi (-mdsp): Document new option.
5900 2005-07-22 DJ Delorie <dj@redhat.com>
5902 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
5903 to warning calls.
5904 * tree-inline.c (inlinable_function_p): Likewise.
5906 2005-07-22 Mark Mitchell <mark@codesourcery.com>
5908 PR debug/21828
5909 * toplev.c (check_global_declarations): Do not mark undefined
5910 variables as DECL_IGNORED_P.
5911 * varasm.c (first_global_object_name): GTY it.
5912 (weak_global_object_name): Likewise.
5913 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
5914 a string to go into {weak,first}_global_object_name.
5916 2005-07-22 DJ Delorie <dj@redhat.com>
5918 * c-format.c (check_function_format): Change warning control
5919 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
5921 2005-07-22 Diego Novillo <dnovillo@redhat.com>
5923 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
5924 &PTR->FLD a dereference of PTR.
5925 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
5926 a potential dereference of PTR.
5928 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
5930 PR rtl-optimization/20370
5931 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
5932 call allocate_reg_info if necessary.
5934 PR rtl-optimization/21848
5935 * calls.c (emit_library_call_value_1): For const functions, add
5936 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
5938 PR rtl-optimization/22445
5939 * cselib.c (target.h): Include.
5940 (rtx_equal_for_cselib_p): Allow commutative matches.
5941 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
5942 Remove MODE parameter. Changed all callers.
5944 PR rtl-optimization/22258
5945 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
5946 New functions.
5947 (try_combine): Use likely_spilled_retval_p.
5949 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
5951 * config.gcc: Add crx-elf support.
5953 * doc/contrib.texi: Mention crx.
5954 * doc/extend.texi: Document crx extensions.
5955 * doc/install.texi: Document crx install.
5956 * doc/invoke.texi: Document crx options.
5957 * doc/md.texi: Document crx constraints.
5959 * config/crx/crx-protos.h: New file.
5960 * config/crx/crx.c: New file.
5961 * config/crx/crx.h: New file.
5962 * config/crx/crx.md: New file.
5963 * config/crx/crx.opt: New file.
5964 * config/crx/t-crx: New file.
5966 2005-07-22 Manfred Hollstein <mh@suse.com>
5968 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
5969 warnings.
5970 (int_add_graph_edge): Likewise.
5971 (collapse_nodes): Likewise.
5972 (process_unification_queue): Likewise.
5974 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5975 Laurent GUERBY <laurent@guerby.net>
5977 PR tree-optimization/22336
5978 * function.c (record_block_change): Check for
5979 cfun->ib_boundaries_block.
5981 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
5983 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
5984 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
5986 2005-07-21 DJ Delorie <dj@redhat.com>
5988 * toplev.c (warn_deprecated_use): Add warning control to warning
5989 call.
5990 * c-typeck.c (parser_build_binary_op): Likewise.
5991 (c_finish_if_stmt): Likewise.
5992 * c-common.c (check_function_sentinel): Likewise.
5993 (check_nonnull_arg): Likewise.
5995 2005-07-21 Richard Henderson <rth@redhat.com>
5997 PR tree-opt/22504
5998 * tree-complex.c (complex_ssa_name_components): New.
5999 (cvc_lookup): Allow entry not found.
6000 (create_components): Remove.
6001 (create_one_component_var, get_component_var): New.
6002 (get_component_ssa_name, set_component_ssa_name): New.
6003 (extract_component): Use get_component_ssa_name.
6004 (update_complex_components): Use set_component_ssa_name.
6005 (update_complex_components_on_edge): Likewise.
6006 (update_phi_components): Create new PHI nodes directly, instead
6007 of adding insns to edges.
6008 (tree_lower_complex): Allocate and free complex_variable_components
6009 and complex_ssa_name_components here.
6011 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
6013 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
6014 revert to returning false.
6016 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6018 PR target/21149
6019 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
6021 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6023 PR target/22576
6024 * config/i386/i386.md (cmpxf): Change operand constraints
6025 to "nonmemory_operand".
6027 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6029 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
6031 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6033 PR middle-end/21180
6034 * fold-const.c (fold_build1): Add checksum for the operands.
6035 (fold_build2): Likewise.
6036 (fold_build3): Likewise.
6038 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6040 PR middle-end/19055
6041 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
6043 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6045 * common.opt (-fforward-propagate): Committed by mistake,
6046 removed.
6048 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6050 * reg-stack.c: Fix comment typo(s).
6051 * tree-ssa-operands.c: Likewise.
6052 * tree-vectorizer: Likewise.
6054 2005-07-21 Nick Clifton <nickc@redhat.com>
6056 * config/sh/symbian.c: Replace C++ style line comments with C
6057 style line comments.
6058 (symbian_add_attribute): Do not use a ? operator on the LHS of
6059 an assignment.
6060 (sh_symbian_handle_dll_attribute): Change the type of the
6061 method vector to "VEC(tree,gc)*" and use vector accessor
6062 macros to walk over the elements.
6063 (symbian_export_vtable_and_rtti_p): Likewise.
6064 (symbian_class_needs_attribute_p): Likewise.
6066 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6068 PR target/22085
6069 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
6070 initialize targetm.resolve_overloaded_builtin here.
6071 (altivec_expand_overloaded_builtin): Make it non-static.
6072 * config/rs6000/rs6000-protos.h
6073 (altivec_expand_overloaded_builtin): New prototype.
6074 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
6075 targetm.resolve_overloaded_builtin here.
6076 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
6078 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6079 Zdenek Dvorak <dvorakz@suse.cz>
6081 PR tree-optimization/19210
6082 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
6083 New.
6084 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
6085 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
6086 rely on unproven assumptions.
6087 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
6088 * tree-flow.h (number_of_iterations_exit): Add final parameter.
6089 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
6090 to number_of_iterations_exit.
6091 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
6092 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
6093 * tree-ssa-loop-niter.c (find_loop_niter,
6094 estimate_numbers_of_iterations_loop): Likewise.
6095 (number_of_iterations_exit): Honor the new options.
6096 * doc/invoke.texi (Wunsafe-loop-optimizations,
6097 funsafe-loop-optimizations): Document them.
6099 2005-07-21 Richard Sandiford <richard@codesourcery.com>
6101 PR rtl-optimization/22167
6102 * gcse.c (hoist_code): Fix hoist_exprs[] check.
6104 2005-07-20 Adam Nemet <anemet@lnxw.com>
6106 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
6107 __do_global_dtors_aux longcall.
6109 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
6111 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
6112 (old_special_pred_table): Don't reference
6113 SPECIAL_MODE_PREDICATES.
6114 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
6115 * config/arc/arc.h: Don't mention PREDICATE_CODES.
6116 * config/sh/predicates.h: Don't mention
6117 SPECIAL_MODE_PREDICATES.
6118 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
6119 Remove.
6121 2005-07-20 DJ Delorie <dj@redhat.com>
6123 * config.gcc: Add m32c-elf support.
6125 * doc/contrib.texi: Mention m32c.
6126 * doc/extend.texi: Document m32c extensions.
6127 * doc/install.texi: Mention m32c.
6128 * doc/invoke.texi: Document m32c options.
6129 * doc/md.texi: Document m32c constraints.
6131 * config/m32c/addsub.md: New file.
6132 * config/m32c/bitops.md: New file.
6133 * config/m32c/cond.md: New file.
6134 * config/m32c/jump.md: New file.
6135 * config/m32c/m32c-lib1.S: New file.
6136 * config/m32c/m32c-lib2.c: New file.
6137 * config/m32c/m32c-modes.def: New file.
6138 * config/m32c/m32c-pragma.c: New file.
6139 * config/m32c/m32c-protos.h: New file.
6140 * config/m32c/m32c.abi: New file.
6141 * config/m32c/m32c.c: New file.
6142 * config/m32c/m32c.h: New file.
6143 * config/m32c/m32c.md: New file.
6144 * config/m32c/m32c.opt: New file.
6145 * config/m32c/minmax.md: New file.
6146 * config/m32c/mov.md: New file.
6147 * config/m32c/muldiv.md: New file.
6148 * config/m32c/predicates.md: New file.
6149 * config/m32c/prologue.md: New file.
6150 * config/m32c/shift.md: New file.
6151 * config/m32c/t-m32c: New file.
6153 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6155 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
6156 (stack_protect_set, stack_protect_test): New expanders.
6157 (stack_protect_set_si, stack_protect_set_si_media,
6158 stack_protect_set_di_media, stack_protect_test_si,
6159 stack_protect_test_si_media, stack_protect_test_di_media):
6160 New insns.
6162 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
6164 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
6166 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
6168 * tree.h (tree_expr_nonzero_p): Export.
6169 * fold-const.c (tree_expr_nonzero_p): Likewise.
6170 Return true for CALL_EXPRs that are alloca calls.
6171 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
6172 against zero.
6173 * tree-flow.h (expr_computes_nonzero): Remove.
6174 * tree-vrp.c (expr_computes_nonzero): Remove.
6175 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
6176 (extract_range_from_unary_expr): Likewise.
6177 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
6178 tree_expr_nonzero_p.
6180 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
6182 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
6183 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
6184 extra arg "picreg" and use it instead of pic_offset_table_rtx.
6185 All callers changed.
6186 (frame_related_constant_load): New arg "related" which controls
6187 setting of RTX_FRAME_RELATED_P. All callers changed.
6188 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
6189 (bfin_expand_prologue): Add stack limit checking.
6190 * config/bfin/bfin.md (trapifcc): New pattern.
6192 * config/bfin/bfin.c: Include "langhooks.h".
6193 (def_builtin): Go through lang_hooks to call builtin_function.
6195 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
6196 * config/bfin/predicates.md (symbol_ref_operand): New.
6197 (call_insn_operand): Delete. All callers changed to use
6198 register_no_elim_operand.
6199 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
6200 call_cookie field.
6201 (function_arg): Use it to generate the call's operand 2.
6202 (bfin_longcall_p): New function.
6203 (bfin_expand_call): Extra arg "cookie". All callers and declaration
6204 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
6205 determine if the address needs to be in a REG.
6206 (bfin_handle_longcall_attribute): New function.
6207 (bfin_attribute_table): Add "longcall" and "shortcall".
6208 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
6209 (CUMULATIVE_ARGS): New member call_cookie.
6210 (PREDICATE_CODES): Add symbol_ref_operand.
6211 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
6212 extra USE to the pattern.
6213 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
6214 New patterns, split off call_insn, sibcall_insn, call_value_insn and
6215 sibcall_value_insn; now the new patterns handle direct calls and the
6216 old ones indirect calls.
6217 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
6219 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6221 * doc/trouble.texi: Update section on handling of empty loops.
6223 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
6225 * config.gcc: Remove support for sparc-*-openbsd*,
6226 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
6227 ns32k-*-netbsd*.
6228 * config.host: Remove support for i860-*-sysv4* as a host.
6229 * config/i860/*, config/ip2k/*, config/ns32k/*,
6230 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
6231 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
6232 mention obsolete ports.
6234 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6236 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
6237 soft frame pointer.
6238 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
6239 of frame_pointer_rtx.
6240 (sh_expand_epilogue): Likewise.
6241 (sh_set_return_address): Likewise.
6242 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
6243 instead of FRAME_POINTER_REGNUM if needed. Add elimination
6244 offsets from FRAME_POINTER_REGNUM.
6245 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
6246 (sh_register_names): Add initializer for sfp.
6247 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
6248 (VALID_REGISTER_P): Likewise.
6249 (FIRST_PSEUDO_REGISTER): Update.
6250 (DWARF_FRAME_REGISTERS): Define.
6251 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
6252 (HARD_FRAME_POINTER_REGNUM): Define.
6253 (FRAME_POINTER_REGNUM): Redefine.
6254 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
6255 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
6256 from FRAME_POINTER_REGNUM.
6257 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
6258 FRAME_POINTER_REGNUM.
6259 (REG_CLASS_CONTENTS): Add sfp.
6260 (REG_ALLOC_ORDER): Likewise.
6261 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
6262 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
6263 of frame_pointer_rtx.
6264 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6266 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
6268 * fold-const.c (tree_expr_nonnegative_p): Only return true for
6269 ABS_EXPR when flag_wrapv is false because of INT_MIN.
6270 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
6271 of an ABS_EXPR.
6272 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
6273 ABS_EXPR<x>.
6275 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
6277 Make CONSTRUCTOR use VEC to store initializers.
6278 * c-common.c (complete_array_type): Update to cope with VEC in
6279 CONSTRUCTOR_ELTS.
6280 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
6281 (pp_c_constructor_elts): New function.
6282 * c-pretty-print.h (pp_c_constructor_elts): Declare.
6283 * c-typeck.c (build_function_call, build_c_cast, digest_init,
6284 struct constructor_stack, struct initializer_stack,
6285 constructor_elements, push_init_level, pop_init_level,
6286 add_pending_init, find_init_member, output_init_element): Update to
6287 cope with VEC in CONSTRUCTOR_ELTS.
6288 * coverage.c (build_fn_info_value, build_ctr_info_value,
6289 build_gcov_info): Likewise.
6290 * expr.c (categorize_ctor_elements_1, store_constructor,
6291 expand_expr_real_1): Likewise.
6292 * fold-const.c (fold_ternary): Likewise.
6293 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
6294 gimplify_init_constructor, gimplify_expr): Likewise.
6295 * tree-dump.c (dequeue_and_dump): Likewise.
6296 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
6297 node.
6298 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
6299 CONSTRUCTOR_ELTS.
6300 * tree-sra.c (generate_element_init_1): Likewise.
6301 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
6302 * tree-ssa-operands.c (get_expr_operands): Likewise.
6303 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
6304 * tree-vect-transform.c (vect_get_vec_def_for_operand):
6305 (get_initial_def_for_reduction): Likewise.
6306 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
6307 value handle in annotations.
6308 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
6309 tree_node_structure): Add support for constr_kind.
6310 (build_vector_from_ctor, build_constructor_single,
6311 build_constructor_from_list): New functions.
6312 (build_constructor): Update to take a VEC instead of a TREE_LIST.
6313 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
6314 Update to cope with VEC in CONSTRUCTOR_ELTS.
6315 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
6316 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
6317 CONSTRUCTOR_APPEND_ELT): New macros.
6318 (struct constructor_elt, struct tree_constructor): New data types.
6319 (union tree_node): Add tree_constructor field.
6320 * treestruct.def: Define TS_CONSTRUCTOR.
6321 * varasm.c (const_hash_1, compare_constant, copy_constant,
6322 compute_reloc_for_constant, output_addressed_constants,
6323 initializer_constant_valid_p, output_constant,
6324 array_size_for_constructor, output_constructor): Update to cope with
6325 VEC in CONSTRUCTOR_ELTS.
6326 * vec.h (VEC_empty, VEC_copy): New macros.
6328 2005-07-19 Devang Patel <dpatel@apple.com>
6330 * dbxout.c (dbxout_type): Check Objective-C++ lang.
6332 2005-07-19 Richard Henderson <rth@redhat.com>
6334 PR tree-opt/22278
6335 * gimplify.c (gimplify_expr): Use main variant type for the temp
6336 destination for a discarded volatile read.
6337 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
6338 casts between non-void types that change volatility.
6340 2005-07-15 DJ Delorie <dj@redhat.com>
6342 * toplev.h: Add comment about the first parameter for warning().
6343 * errors.h: Likewise.
6345 * c.opt (Wpragmas): New.
6346 * doc/invoke.texi: Document it.
6348 * function.c (do_warn_unused_parameter): Add warning control to
6349 warning call.
6350 * c-decl.c (warn_if_shadowing): Likewise.
6351 * c-lex.c (cb_def_pragma): Likewise.
6352 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
6353 (pop_alignment): Likewise.
6354 (handle_pragma_pack): Likewise.
6355 (apply_pragma_weak): Likewise.
6356 (handle_pragma_weak): Likewise.
6357 (handle_pragma_redefine_extname): Likewise.
6358 (add_to_renaming_pragma_list): Likewise.
6359 (handle_pragma_extern_prefix): Likewise.
6360 (maybe_apply_renaming_pragma): Likewise.
6361 (handle_pragma_visibility): Likewise.
6363 * config/c4x/c4x-c.c (BAD): Likewise.
6364 (c4x_parse_pragma): Likewise.
6365 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
6366 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
6367 (rs6000_pragma_longcall): Likewise.
6368 * config/v850/v850-c.c (pop_data_area): Likewise.
6369 (ghs_pragma_section): Likewise.
6370 (ghs_pragma_section): Likewise.
6371 (ghs_pragma_interrupt): Likewise.
6372 (ghs_pragma_starttda): Likewise.
6373 (ghs_pragma_startsda): Likewise.
6374 (ghs_pragma_startzda): Likewise.
6375 (ghs_pragma_endtda): Likewise.
6376 (ghs_pragma_endsda): Likewise.
6377 (ghs_pragma_endzda): Likewise.
6379 2005-07-19 Danny Berlin <dberlin@dberlin.org>
6380 Kenneth Zadeck <zadeck@naturalbridge.com>
6382 * Makefile.in: Removed tree-promote-statics.c
6383 * tree-promote-statics.c: Removed.
6384 * common.opt: Removed flag-promote-statics.
6385 * opts.c: Ditto.
6386 * passes.c: Removed tree-promote-statics pass.
6387 * tree-pass.h: Ditto.
6388 * timevar.def: Removed TV_PROMOTE_STATICS.
6391 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
6393 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
6394 and *-*-freebsd9.
6395 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
6397 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6399 PR c/22476
6400 * c-common.c (check_function_arguments): Call
6401 'check_function_format' if either -Wformat or
6402 -Wmissing-format-attribute are specified.
6403 * c-format.c (check_function_format): Check -Wformat before
6404 calling 'check_format_info'.
6405 * c-opts.c (c_common_post_options): Don't warn for
6406 -Wmissing-format-attribute without -Wformat.
6407 * c-typeck.c (convert_for_assignment): Detect additional cases for
6408 -Wmissing-format-attribute.
6409 * doc/invoke.texi (-Wmissing-format-attribute): Document new
6410 behavior.
6412 2005-07-19 Richard Guenther <rguenther@suse.de>
6414 * config/i386/i386.md (lrint<mode>2): Use temporary
6415 instead of clobbering non-existent memory.
6417 2005-07-19 Nick Clifton <nickc@redhat.com>
6419 * config/avr/avr.c (legitimate_address_p): Fix debugging print
6420 statement to avoid displaying ASCII control characters.
6422 2005-07-19 Ben Elliston <bje@au.ibm.com>
6424 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
6425 * cfganal.c (find_edge_index): Ditto.
6426 * combine.c (combine_instructions): Ditto.
6427 * ddg.c (create_scc): Ditto.
6428 (find_successors): Ditto.
6429 (find_predecessors): Ditto.
6430 (find_nodes_on_paths): Ditto.
6431 (longest_simple_path): Ditto.
6432 * flow.c (update_life_info): Ditto.
6433 (count_or_remove_death_notes): Ditto.
6434 (clear_log_links): Ditto.
6435 * modulo-sched.c (generate_reg_moves): Ditto.
6436 (find_max_asap): Ditto.
6437 (find_max_hv_min_mob): Ditto.
6438 (find_max_dv_min_mob): Ditto.
6439 * sbitmap.c (sbitmap_first_set_bit): Ditto.
6440 * sched-rgn.c (extract_edgelst): Ditto.
6441 * tree-into-ssa.c (prepare_names_to_update): Ditto.
6442 (dump_update_ssa): Ditto.
6443 (ssa_names_to_replace) Ditto.
6444 (switch_virtuals_to_full_rewrite): Ditto.
6445 (update_ssa): Ditto.
6446 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6448 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
6450 Fix PR tree-optimization/22483
6452 * tree-complex.c (create_components): Use
6453 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
6454 * tree-flow-inline.h (fill_referenced_var_vec): New function.
6455 * tree-flow.h (safe_referenced_var_iterator): New structure.
6456 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
6457 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
6458 safe_referenced_var iterator.
6459 (add_type_alias): Ditto.
6461 2005-07-19 Steven Bosscher <stevenb@suse.de>
6463 * loop-init.c (rest_of_handle_loop2): Remove.
6464 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
6465 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
6466 (pass_rtl_loop_init, pass_rtl_loop_done,
6467 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
6468 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
6469 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
6470 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
6471 pass_tree_loop_done, and pass_tree_unswitch.
6472 (gate_loop): Rename to gate_tree_loop.
6473 * passes.c (init_optimization_passes): Update for renamed tree
6474 loop passes. Add the new loop2 passes as subpasses of loop2.
6475 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
6476 Update for the renamed tree loop passes.
6478 2005-07-18 Ian Lance Taylor <ian@airs.com>
6480 PR middle-end/22057
6481 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
6482 blocks when optimizing.
6484 2005-07-18 Steve Ellcey <sje@cup.hp.com>
6486 * common.opt (frename-registers): Initialize to 2.
6487 (fweb): Ditto.
6488 (fgcse-after-reload): Ditto.
6489 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
6490 (process_options): Only change flag_web, flag_rename_registers,
6491 and flag_rerun_cse_after_loop if not explicitly set by user.
6493 2005-07-18 Jan Beulich <jbeulich@novell.com>
6495 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
6496 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
6497 in 64-bit mode the same as DImode in 32-bit mode.
6498 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
6499 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
6500 mode. Add new mode parameter.
6501 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
6502 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
6503 x86_64_shift_adj): New expanders.
6504 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
6505 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
6506 insns.
6507 Respective new splitters. Use renamed shift splitter helpers in 32-bit
6508 DImode shift splitters.
6509 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
6510 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
6511 mode parameter.
6513 2005-07-18 Jan Beulich <jbeulich@novell.com>
6515 * i386.md (movdi_extzv_1): New.
6516 (zero_extendhidi2): Combine alternatives and never force use of
6517 REX64 prefix.
6518 (zero_extendqidi2): Likewise. Don't restrict input selection.
6520 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6522 Fix PR tree-optimization/22531
6523 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
6524 moment.
6526 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6528 * tree-promote-statics.c (pass_promote_statics): Change dump file
6529 name.
6531 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6533 * tree-optimize.c (init_tree_optimization_passes): Add
6534 pass_eliminate_useless_stores pass.
6535 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
6536 * tree-ssa-pre.c (is_copy_stmt): New function.
6537 (follow_copies_till_vuse): Ditto.
6538 (do_eustores): Ditto.
6539 (gate_eustores): Ditto.
6541 2005-07-16 Richard Henderson <rth@redhat.com>
6543 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
6545 2005-07-16 Danny Berlin <dberlin@dberlin.org>
6546 Kenneth Zadeck <zadeck@naturalbridge.com>
6548 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
6549 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
6550 ipa-type-escape.h, tree-promote-statics.c
6551 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
6552 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
6553 tree-promote-statics.c: new files.
6554 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
6555 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
6556 int nonlocal_set_p, mark_constant_function): Deleted.
6557 (rest_of_handle_cfg): Removed call to mark_constant_function.
6558 (nonoverlapping_component_refs_p): Added calls to support
6559 type based aliasing.
6560 * tree-ssa-alias.c (may_alias_p,
6561 compute_flow_insensitive_aliasing): Ditto.
6562 * calls.c (flags_from_decl_or_type): Removed reference to
6563 cgraph_rtl_info.
6564 * c-typeck.c (convert_arguments): Make builtins tolerant of having
6565 too many arguments. This is necessary for Spec 2000.
6566 * cgraph.h (const_function, pure_function): Removed.
6567 * common.opt: Added "fipa-pure-const", "fipa-reference",
6568 "fipa-type-escape", and "ftree-promote-static".
6569 * opts.c: Ditto.
6570 * passes.c: Added ipa and tree-promote-statics passes.
6571 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
6572 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
6573 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
6574 * tree-flow.h: Added exposed sra calls and addition of
6575 reference_vars_info field for FUNCTION_DECLS.
6576 * tree-pass.h: Added passes.
6577 * tree-sra.c: (sra_init_cache): New function.
6578 (sra_insert_before, sra_insert_after) Made public.
6579 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
6580 and made public.
6581 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
6582 aliasing. (may_alias_p): Added code to use type escape analysis to
6583 improve alias sets.
6584 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
6585 code to prune clobbers of static variables based on information
6586 produced in ipa-reference pass. Changed call clobbering so that
6587 statics are not marked as clobbered if the call does not clobber
6588 them.
6590 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
6592 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
6593 too.
6595 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6597 * doc/install.texi (*-*-solaris2*): Document recommended version
6598 of GNU binutils and mention GNU linker problem on Solaris 10.
6600 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
6602 PR c/22421
6603 * c-decl.c (c_build_bitfield_integer_type): New function.
6604 (finish_struct): Call it.
6605 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
6607 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6609 * c-typeck.c (digest_init): Call 'convert_for_assignment'
6610 before returning.
6612 2005-07-16 Jan Hubicka <jh@suse.cz>
6614 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
6615 (scale_bbs_frequencies_int): Watch roundoff errors.
6616 * predict.c (return_prediction): Initialize return_stmt.
6618 2005-07-16 Jan Hubicka <jh@suse.cz>
6620 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
6621 after RTL profiling.
6623 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
6625 PR middle-end/22398
6626 * fold-const.c (build_range_check): Convert high/low to etype
6627 if we are only comparing against exp.
6629 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
6631 Fix PR tree-optimization/22376
6632 * tree-ssa-structalias.c (build_constraint_graph): We really meant
6633 special var here.
6634 (need_to_solve): New function.
6635 (compute_points_to_sets): Use it.
6637 2005-07-15 Jan Hubicka <jh@suse.cz>
6639 * cfg.c (update_bb_profile_for_threading): More diagnostic.
6640 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
6642 2005-07-15 Richard Guenther <rguenther@suse.de>
6644 * c-common.c (handle_flatten_attribute): New function.
6645 Add flatten function attribute.
6646 * doc/extend.texi: Document flatten function attribute.
6647 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
6648 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
6649 New functions.
6650 (cgraph_decide_inlining): Handle functions with flatten
6651 attribute.
6653 2005-07-14 David Edelsohn <edelsohn@gnu.org>
6655 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
6656 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
6657 UNSPEC_XCHG, UNSPEC_AND): New.
6658 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
6659 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
6660 * config/rs6000/sync.md (FETCHOP): New code macro.
6661 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
6662 New code attrs.
6663 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
6664 (sync_compare_and_swap<mode>): Same.
6665 (sync_lock_test_and_set<mode>): Same.
6666 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
6667 for QImode and HImode, and not PPC405.
6668 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
6669 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
6670 (sync_<fetchop>{si,di}_internal): New.
6671 (sync_nand{si,di}_internal): New.
6672 (sync_old_<fetchop>{si,di}_internal): New.
6673 (sync_old_nand{si,di}_internal): New
6674 (sync_new_<fetchop>{si,di}_internal): New.
6675 (sync_new_nand{si,di}_internal): New.
6676 (atomic_and{si,di}): New.
6677 (sync_new_nand{si,di}_internal): New.
6678 (atomic_and{si,di}): New.
6679 (sync_add<mode>_internal): Delete.
6680 (sync_addshort_internal): Use unspec instead of unspec_volatile.
6681 (sync_sub<mode>_internal): Delte.
6682 (sync_subshort_internal): New.
6683 (sync_andsi_internal): Use unspec instead of unspec_volatile.
6684 (sync_anddi_internal): Delete.
6685 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
6686 (sync_booldi_internal): Delete.
6687 (sync_boolc<mode>_internal): Delete.
6688 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
6689 (sync_boolc<mode>_internal2): Delete.
6690 (sync_boolcc<mode>_internal): Delete.
6691 (isync, lwsync): Use unspec instead of unspec_volatile.
6692 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
6693 Revert UNSPEC_VOLATILE.
6694 (rs6000_split_atomic_op): New.
6695 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
6697 2005-07-14 Eric Christopher <echristo@redhat.com>
6699 * config/mips/mips.c (mips_canonicalize_comparison): Cast
6700 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
6702 2005-07-14 Eric Christopher <echristo@redhat.com>
6704 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
6706 2005-07-14 Steven Bosscher <stevenb@suse.de>
6708 PR tree-optimization/22230
6709 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
6710 the computation of the four cross productions for "range op range".
6712 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
6713 Ulrich Weigand <uweigand@de.ibm.com>
6715 PR target/20126
6716 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
6717 in some insn.
6719 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
6721 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
6723 2005-07-14 Steve Ellcey <sje@cup.hp.com>
6725 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
6727 2005-07-14 Richard Guenther <rguenther@suse.de>
6729 PR middle-end/22347
6730 * config/i386/i386-protos.h (ix86_function_value): Change
6731 prototype to match new target hook.
6732 * config/i386/i386.c (ix86_value_regno): Change prototype
6733 to take extra type argument.
6734 (TARGET_FUNCTION_VALUE): Define.
6735 (ix86_function_ok_for_sibcall): Pass extra argument to
6736 ix86_value_regno, check return slot rtx for exact match.
6737 (ix86_function_value): Take extra parameter. Dispatch to
6738 ix86_value_regno with fndecl/fntype as provided.
6739 (ix86_value_regno): Handle extra type argument.
6740 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
6742 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
6743 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
6744 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
6745 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
6746 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
6748 2005-07-14 Richard Guenther <rguenther@suse.de>
6750 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
6751 * calls.c (expand_call): Pass fntype to hard_function_value.
6752 (emit_library_call_value_1): Likewise.
6753 * explow.c: Include target.h.
6754 (hard_function_value): Take extra argument, the fntype.
6755 Use new target hook for function_value.
6756 * expr.h (hard_function_value): Change prototype.
6757 * function.c (aggregate_value_p): Pass 0 as fntype to
6758 hard_function_value.
6759 (assign_parms): Use new target hook for function_value.
6760 Pass 0 as fntype to hard_function_value.
6761 (expand_function_end): Likewise.
6762 * reg-stack.c: Include target.h.
6763 (stack_result): Use new target hook for function_value.
6764 * target-def.h: New target hook function_value.
6765 * target.h: Likewise.
6766 * targhooks.c (default_function_value): New function.
6767 * targhooks.h (default_function_value): Declare.
6769 2005-07-13 Ian Lance Taylor <ian@airs.com>
6771 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
6773 2005-07-14 Jan Hubicka <jh@suse.cz>
6775 * tree-dfa.c (dump_variable): Use default_def function.
6776 * tree-ssa-alias.c (dump_points_to_info): Likewise.
6777 * tree-ssa.c (verify_use): Likewise.
6778 * tree-ssanames.c (release_ssa_name): Likewise.
6779 * tree-tailcall.c (eliminate_tail_call): Likewise.
6780 (tree_optimize_tail_calls_1): Likewise.
6781 * tree-vrp.c (get_value_range): Likewise.
6783 2005-07-14 Ben Elliston <bje@au.ibm.com>
6785 * gcc.c (main): Compare language[0] with '*' when iterating over
6786 the infiles.
6788 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6790 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
6791 "s390_emit_compare". Add handling of CCZ1mode.
6792 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
6793 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
6794 checking.
6795 (s390_branch_condition_mask): Add CCZ1mode handling.
6796 * config/s390/s390.md: ("seq", "*seq"): New pattern.
6797 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
6798 Use CCZ1mode instead of CCZmode.
6799 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
6801 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6803 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
6804 pattern.
6805 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
6807 2005-07-13 Eric Christopher <echristo@redhat.com>
6809 * config/mips/mips.c (mips_canonicalize_comparison): New.
6810 (mips_emit_int_relational): Use.
6812 2005-07-13 Eric Christopher <echristo@redhat.com>
6814 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6815 static extra parts.
6816 * config/s390/s390.md: Include tpf.md. Move tpf specific
6817 patterns...
6818 * config/s390/tpf.md: To here.
6819 * config/s390/s390.opt: Move tpf specific options...
6820 * config/s390/tpf.opt: to here. Add mmain option.
6821 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6822 * config/s390/tpf.h: Rewrite.
6824 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6826 * doc/tm.texi: Remove @xref{Cross-profiling}.
6828 2005-07-13 Jeff Law <law@redhat.com>
6830 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
6831 expressions, test their _DECL operands for pointer equality rather
6832 than using operand_equal_p.
6834 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6836 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
6837 (TARGET_POSIX_IO): This.
6838 * config/darwin.h: Likewise.
6839 * config/freebsd.h: Likewise.
6840 * config/linux.h: Likewise.
6841 * config/lynx.h: Likewise.
6842 * config/netbsd.h: Likewise.
6843 * config/rs6000/linux64.h: Likewise.
6844 * config/rs6000/linux.h: Likewise.
6845 * config/s390/tpf.h: Likewise.
6846 * config/sh/embed-elf.h: Likewise.
6847 * config/sparc/linux64.h: Likewise.
6848 * config/sparc/linux.h: Likewise.
6849 * config/svr4.h: Likewise.
6850 * gcov-io.h: Likewise.
6852 * doc/tm.texi: Updated.
6854 * libgcov.c (create_file_directory): Defined only if
6855 TARGET_POSIX_IO is defined.
6856 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
6857 is defined.
6859 2005-07-13 Jan Hubicka <jh@suse.cz>
6861 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
6863 2005-07-13 David Edelsohn <edelsohn@gnu.org>
6865 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
6866 structure as argument.
6868 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
6870 PR tree-optimization/21921
6871 * tree-iterator.c (tsi_link_before): Support the case when
6872 tsi_end_p (tsi) == true.
6874 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6876 PR tree-optimization/22442
6877 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
6878 correctly.
6880 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6882 PR rtl-optimization/20376
6883 * toplev.c (process_options): Enable -fweb and -frename-registers when
6884 unrolling.
6885 * doc/invoke.texi: Update the information about when -fweb and
6886 -frename-registers are enabled.
6888 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6890 PR tree-opt/21840
6891 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
6892 if *rhs_p is not a SSA_NAME.
6894 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
6896 Fix PR tree-optimization/22422
6897 * tree-ssa-structalias.c (struct variable_info): Add flag for
6898 special vars.
6899 (get_varinfo): Now a static function.
6900 (new_varinfo): init has_union and is_special_var to false.
6901 (solution_set_add): Check has_union.
6902 (do_da_constraint): Move temporary variable so it gets reset
6903 properly.
6904 Also check for special variable.
6905 (do_ds_constraint): Ditto.
6906 (do_sd_constraint): Ditto.
6907 (do_structure_copy): Check for special variable.
6908 (find_func_aliases): Ditto.
6909 (init_base_vars): Set special vars properly.
6911 2005-07-13 Jan Hubicka <jh@suse.cz>
6913 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
6914 do unit-at-a-time.
6916 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
6917 (get_expr_operands): Fix thinko wrt flags and subvars.
6919 PR tree-optimize/22379
6920 * tree-inline.c (expand_call_inline): Do not output sorry in early
6921 inlining.
6923 2005-07-12 Dale Johannesen <dalej@apple.com>
6925 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
6927 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6929 PR bootstrap/21704
6930 * host-linux.h: Include limits.h.
6932 2005-07-12 Dale Johannesen <dalej@apple.com>
6934 * expr.c (compress_float_constant): Add cost check.
6935 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
6937 2005-07-12 Dale Johannesen <dalej@apple.com>
6939 * gcc.target/i386/compress-float-sse.c: New.
6940 * gcc.target/i386/compress-float-sse-pic.c: New.
6941 * gcc.target/i386/compress-float-387.c: New.
6942 * gcc.target/i386/compress-float-387-pic.c: New.
6943 * gcc.dg/compress-float-ppc.c: New.
6944 * gcc.dg/compress-float-ppc-pic.c: New.
6946 2005-07-12 Eric Christopher <echristo@redhat.com>
6948 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6949 static extra parts.
6950 * config/s390/s390.md: Include tpf.md. Move tpf specific
6951 patterns...
6952 * config/s390/tpf.md: To here.
6953 * config/s390/s390.opt: Move tpf specific options...
6954 * config/s390/tpf.opt: to here. Add mmain option.
6955 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6956 * config/s390/tpf.h: Rewrite.
6958 2005-07-12 Eric Christopher <echristo@redhat.com>
6960 * gcc.c (struct infile): Update comment for language.
6961 (main): Rewrite input file resetting code.
6963 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6965 PR tree-opt/22335
6966 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
6967 requiring a cast in a non RHS of modify_expr. Add a cast when required.
6968 (lookup_avail_expr): Use constant_boolean_node instead
6969 of boolean_false_node/boolean_true_node.
6971 2005-07-12 Ben Elliston <bje@au.ibm.com>
6973 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
6974 and use it when printing num_edges.
6976 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
6978 * doc/extend.texi (Blackfin Built-in Functions): New section.
6979 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
6980 @opindex.
6982 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
6984 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
6985 s/cmpstrsi/cmpstrnsi
6986 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
6987 'cmpstrnsi'.
6988 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
6989 (init_optabs): Initialize cmpstrn_optab.
6990 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
6991 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
6992 * expr.c: (enum insn_code cmpstrn_optab): Declare.
6993 * config/i386/i386.md: s/cmpstr/cmpstrn
6994 * config/c4x/c4x.md: s/cmpstr/cmpstrn
6995 * doc/md.texi: Update documentation.
6997 2005-07-11 Richard Henderson <rth@redhat.com>
6999 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
7000 build_va_arg_indirect_ref.
7001 (alpha_gimplify_va_arg): Likewise.
7002 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
7003 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
7004 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
7005 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
7006 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
7007 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
7008 Likewise.
7009 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
7011 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7013 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
7014 * passes.c (init_optimization_passes): Add pass_empty_loop.
7015 * tree-pass.h (pass_empty_loop): Declare.
7016 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
7017 try_remove_empty_loop, remove_empty_loops): New functions.
7018 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
7019 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
7021 2005-07-12 Peter Barada <peter@the-baradas.com>
7023 PR middle-end/16719
7024 PR middle-end/18421
7025 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
7026 in address registers.
7027 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
7028 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
7029 alternative of addsi3_5200.
7031 2005-07-11 Ian Lance Taylor <ian@airs.com>
7033 * config/mips/mips.md (ffs<mode>2): Remove.
7035 2005-07-11 Ian Lance Taylor <ian@airs.com>
7037 * doc/tree-ssa.texi (Cleanups): Improve description of
7038 TRY_FINALLY_EXPR.
7039 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
7041 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7043 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
7044 * tree.h (DECL_ARGUMENT_FLD): New macro.
7046 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7048 Fix PR tree-optimization/22404
7050 * tree-ssa-structalias.c (create_variable_info_for): Use
7051 correct offset.
7053 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
7055 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
7056 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
7057 for second comparison operand.
7058 * config/bfin/predicates.md (reg_or_const_int_operand): New.
7060 * config/bfin/bfin.md (define_attr "type"): Add "sync".
7061 (define_insn_reservation "alu"): Likewise.
7062 (csync, ssync): Now of type sync.
7063 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
7064 -mcsync-anomaly -mspecld-anomaly.
7065 * config/bfin/bfin.opt (mcsync): Remove.
7066 (mcsync-anomaly, mspecld-anomaly): Add.
7067 * config/bfin/bfin.c: Include "insn-codes.h".
7068 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
7069 (TARGET_DEFAULT_TARGET_FLAGS): New.
7070 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
7072 2005-07-11 Steven Bosscher <stevenb@suse.de>
7074 * basic-block.h: Give the BB flags enum a name, bb_flags.
7075 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
7076 * cfgcleanup.c (enum bb_flags): Remove here.
7077 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
7078 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
7079 (update_forwarder_flag): Likewise.
7080 (thread_jump): Likewise.
7081 (try_forward_edges): Likewise.
7082 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
7083 forwarder flags. Don't clear bb->aux for all basic blocks. Only
7084 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
7086 2005-07-11 Richard Guenther <rguenther@suse.de>
7088 * config/i386/i386.opt: New target option -msseregparm.
7089 * config/i386/i386.c (override_options): Error out for
7090 -msseregparm but no SSE support.
7091 (ix86_function_sseregparm): Check for global sseregparm.
7092 * doc/invoke.texi: Document -msseregparm.
7094 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7096 * config.gcc (m32r-*-linux*): Use the default extra_parts.
7097 (m32rle-*-linux*): Ditto.
7099 2005-07-11 Jakub Jelinek <jakub@redhat.com>
7101 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
7102 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
7103 bytes.
7105 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7107 PR middle-end/22239
7108 PR target/20126
7109 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
7110 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
7112 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
7114 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
7115 (varmap): Heapify varmap.
7116 (constraints): Heapify constraints.
7117 (struct constraint_graph): Heapify succs and preds.
7118 (constraint_vec_find): Update for heapification.
7119 (constraint_set_union): Ditto.
7120 (insert_into_complex): Ditto.
7121 (constraint_edge_vec_find): Ditto.
7122 (erase_graph_self_edge): Ditto.
7123 (add_graph_edge): Ditto.
7124 (get_graph_weights): Ditto.
7125 (merge_graph_nodes): Ditto.
7126 (build_constraint_graph): Ditto.
7127 (topo_visit): Ditto.
7128 (solve_graph): Ditto.
7129 (create_variable_info_for): Ditto.
7130 (init_base_vars): Ditto.
7131 (delete_points_to_sets): Free graph, varmap, and complex constraints.
7132 (condese_varmap_nodes): Free complex vector.
7133 (clear_edges_for_node): Clear succs and preds vector.
7135 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7137 * tree-ssa-structalias.c (update_alias_info): Change counting of
7138 references to not include vdefs.
7140 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7142 * tree-ssa-alias.c (free_used_part_map): Add missing free.
7143 (up_insert): Ditto.
7145 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7147 * pa.c (pa_commutative_p): Make PLUS commutative when
7148 TARGET_NO_SPACE_REGS is true.
7150 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7152 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
7153 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
7154 * tree-dfa.c (dump_subvars_for): New.
7155 (debug_subvars_for): New.
7156 (dump_variable): Show subvariables if VAR has them.
7157 * tree-flow-inline.h (get_subvar_at): New.
7158 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
7159 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
7160 Update all users.
7161 (struct subvar): Change fields offset and size to unsigned
7162 HOST_WIDE_INT.
7163 (dump_subvars_for): Declare.
7164 (debug_subvars_for): Declare.
7165 (get_subvar_at): Declare.
7166 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
7167 to unsigned HOST_WIDE_INT *.
7168 (overlap_subvar): Likewise.
7169 * tree-gimple.c (is_gimple_reg): Always return false for
7170 SFTs and memory tags.
7171 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
7172 Update all callers.
7173 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
7174 (compute_may_aliases): Call compute_points_to_sets.
7175 (collect_points_to_info_for): Remove.
7176 (compute_points_to_and_addr_escape): Remove.
7177 (delete_alias_info): Call delete_points_to_sets.
7178 (compute_flow_sensitive_aliasing): If the call to
7179 find_what_p_points_to returns false, call set_pt_anything.
7180 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
7181 (set_pt_anything): Clear pi->pt_vars.
7182 (set_pt_malloc): Remove.
7183 (merge_pointed_to_info): Remove.
7184 (add_pointed_to_expr): Remove.
7185 (add_pointed_to_var): Remove.
7186 (collect_points_to_info_r): Remove.
7187 (is_escape_site): Make extern.
7188 (create_sft): New.
7189 (create_overlap_variables_for): Call it.
7190 * tree-ssa-copy.c (merge_alias_info): Never merge
7191 flow-sensitive alias information.
7192 * tree-ssa-operands.c (get_expr_operands): Adjust variables
7193 offset and size to be unsigned HOST_WIDE_INT.
7194 (add_to_addressable_set): Rename from note_addressable.
7195 Set TREE_ADDRESSABLE as the variables are added to the set.
7196 Update all users.
7197 (add_stmt_operand): Do not try to micro-optimize unmodifiable
7198 operands into VUSEs when adding V_MAY_DEFs for members in an
7199 alias set.
7200 * tree-ssa-operands.h (add_to_addressable_set): Declare.
7201 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
7202 (struct variable_info): Add bitfield is_heap_var.
7203 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
7204 (new_var_info): Initialize is_heap_var.
7205 (get_constraint_for): Add HEAP variables to the symbol table.
7206 Mark them with is_heap_var.
7207 (update_alias_info): New. Taken mostly from the old
7208 compute_points_to_and_addr_escape.
7209 (handle_ptr_arith): New.
7210 (find_func_aliases): Call update_alias_info.
7211 Call handle_ptr_info for tcc_binary expressions.
7212 Call mark_stmt_modified.
7213 (create_variable_info_for): If DECL has subvars, do not create
7214 variables for its subvars. Always add all the fields.
7215 (set_uids_in_ptset): If the solution includes ANYOFFSET and
7216 SFTs, then add all the SFTs of the structure.
7217 If VI->DECL is an aggregate with subvariables, add the SFT at
7218 VI->OFFSET.
7219 (find_what_p_points_to): If VI is an artificial variable,
7220 translate to bitfields in SSA_NAME_PTR_INFO.
7221 If the solution is empty, set pi->pt_vars to NULL
7222 (init_base_vars): Create ANYOFFSET.
7223 (compute_points_to_sets): Rename from create_alias_vars.
7224 Make extern.
7225 (pass_build_pta): Remove.
7226 (delete_points_to_sets): Rename from delete_alias_vars.
7227 (pass_del_pta): Remove.
7228 * tree-ssa-structalias.h (struct alias_info): Move from
7229 tree-ssa-alias.h.
7230 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
7231 NUM_REFERENCES_SET): Likewise.
7232 (compute_points_to_sets, delete_points_to_sets): Declare.
7234 2005-07-09 Richard Henderson <rth@redhat.com>
7236 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
7237 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
7238 alpha_split_lock_test_and_set_12): New functions.
7239 * config/alpha/alpha-protos.h: Update.
7240 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
7241 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
7242 * config/alpha/sync.md (I12MODE): New.
7243 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
7244 (sync_<fetchop_name><I48MODE>): Likewise.
7245 (sync_nand<I48MODE>): Likewise.
7246 (sync_old_<fetchop_name><I48MODE>): Likewise.
7247 (sync_new_<fetchop_name><I48MODE>): Likewise.
7248 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
7249 (sync_compare_and_swap<I48MODE>): Likewise.
7250 (sync_lock_test_and_set<I48MODE>): Likewise.
7251 (sync_compare_and_swap<I12MODE>): New.
7252 (sync_compare_and_swap<I12MODE>_1): New.
7253 (sync_lock_test_and_set<I12MODE>): New.
7254 (sync_lock_test_and_set<I12MODE>_1): New.
7256 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7258 PR 21356
7259 PR 22332
7260 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
7262 2005-07-09 Jakub Jelinek <jakub@redhat.com>
7264 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
7265 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
7267 2005-07-09 Richard SAndiford <richard@codesourcery.com>
7269 PR target/21656
7270 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7272 2005-07-08 David Edelsohn <edelsohn@gnu.org>
7274 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
7275 memory_operand constraint.
7276 (store_conditional_<mode>): Same.
7277 (sync_compare_and_swap<mode>): Same.
7278 (sync_lock_test_and_set<mode>): Same.
7280 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
7282 Rewrite PIC support to more closely model actual instructions.
7283 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
7284 (cris_symbol): Remove prototypes for removed functions.
7285 (cris_pic_symbol_type_of, cris_valid_pic_const)
7286 (cris_expand_pic_call_address): Prototypes for new functions.
7287 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
7288 variable.
7289 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
7290 modifiers.
7291 <case ':'>: Add case for new punctuation character.
7292 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
7293 emitting (extra) PIC modifier.
7294 <case UNSPEC>: Do not assert for PLT.
7295 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
7296 (cris_expand_prologue, cris_expand_epilogue): Check
7297 for pic_offset_table_rtx usage instead of taking
7298 current_function_uses_pic_offset_table as the final word.
7299 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
7300 Remove flag_pic difference.
7301 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
7302 the moral equivalents of...
7303 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
7304 functions.
7305 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
7306 (cris_handle_option): Mark ARG as unused.
7307 (cris_expand_pic_call_address): New worker function for "call",
7308 "call_value".
7309 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
7310 output PIC constructs here.
7311 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
7312 as symbol-specific modifers, not whole or part of operands.
7313 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
7314 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
7315 constants and flag_pic.
7316 (CONSTANT_INDEX_P): Adjust for new functions.
7317 (enum cris_pic_symbol_type): New helper type.
7318 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
7319 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
7320 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
7321 define_constants.
7322 ("movsi"): Emit actual instructions for GOT and relative access.
7323 ("*movsi_got_load"): New pattern to set up the register holding
7324 the GOT pointer.
7325 ("*movsi_internal"): Operand 1 is not a plain general_operand.
7326 Adjust FIXME for 'S'.
7327 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
7328 Use "movs" for -fpic cases.
7329 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
7330 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
7331 ("call", "call_value"): Just call cris_expand_pic_call_address for
7332 PIC addresses.
7333 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
7334 Remove special pattern.
7335 ("*expanded_call_side", "*expanded_call_value_side"): New
7336 patterns.
7337 (gotplt-to-plt, gotplt-to-plt-side-call)
7338 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
7339 peephole2:s.
7340 * config/cris/cris/predicates.md
7341 ("cris_general_operand_or_gotless_symbol"): Remove unused
7342 predicate.
7343 ("cris_general_operand_or_symbol"): Adjust for new functions.
7345 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7347 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
7349 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
7351 * Makefile.in (TREE_H): Add treestruct.def.
7352 (c-decl.o): Add pointer-set.h
7353 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
7354 visibility on regular DECL's.
7355 (merge_decls): Fix the copying of decl nodes of various types for
7356 the new structures. Don't update RTL, section name, weak status,
7357 etc, on DECL's without RTL.
7358 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
7359 Don't check volatile on non-variable types.
7360 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
7361 to check whether we have seen arguments.
7362 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
7363 flag is checked before field (flag is common, field is not).
7364 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
7365 TS_DECL_COMMON could have an origin.
7366 (add_location_or_const_value_attribute): Don't check section name
7367 on non-var/function decls.
7368 (dwarf2out_var_location): Reverse order of tests.
7369 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
7370 with DECL_WRTL_CHECK.
7371 * expmed.c (make_tree): rtl is now in decl_with_rtl.
7372 * fold-const.c (fold_binary): Don't check weakness on
7373 non-var/function decls.
7374 (tree_expr_nonzero_p): Ditto.
7375 (fold_checksum_tree): Use tree_decl_extra as sizeof
7376 buffer.
7377 * ggc-page.c (extra_order_size_table): Add sizes for
7378 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
7379 tree_field_decl.
7380 * gimplify.c (gimplify_bind_expr): Only set
7381 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
7382 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
7383 without RTL.
7384 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
7385 * langhooks.h (init_ts). New langhook.
7386 * passes.c (rest_of_decl_compilation): Reverse order of tests.
7387 * print-tree.c (print_node): Update to only print fields that
7388 exist in the structures the passed decl has.
7389 * toplev.c (wrapup_global_declarations): Don't reset
7390 DECL_DEFER_OUTPUT on DECL's that don't contain it.
7391 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
7392 * tree-inline.c (remap_decl): Ditto.
7393 * tree-outof-ssa.c (create_temp): Reverse order of tests.
7394 * tree-pretty-print.c (print_declaration): Don't print
7395 DECL_REGISTER on things that don't contain it.
7396 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
7397 non-var/function decls.
7398 * tree.c (tree_contains_struct): New structure.
7399 (init_priority_for_decl): New hashtable.
7400 (tree_int_map): New structure.
7401 (tree_int_map_eq): New function.
7402 (tree_int_map_marked_p): Ditto.
7403 (tree_int_map_hash): Ditto.
7404 (tree_map): Move to tree.h.
7405 (tree_map_eq): Externalize.
7406 (tree_map_hash): Ditto.
7407 (tree_map_marked_p): Ditto.
7408 (init_ttree): Set up tree_contains_struct and call langhook.
7409 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
7410 (tree_code_size): Update for new structures.
7411 (tree_node_structure): Update for new structures.
7412 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
7413 without the field.
7414 (copy_node_stat): Copy init priority.
7415 (build_decl_stat): Ditto for visibility.
7416 (ts_enum_names): New.
7417 (tree_contains_struct_check_failed): New function.
7418 (decl_init_priority_lookup): Ditto.
7419 (decl_init_priority_insert): Ditto.
7420 * treestruct.def: New file.
7421 * tree.h (CODE_CONTAINS_STRUCT): New macro.
7422 (CONTAINS_STRUCT_CHECK): Ditto.
7423 (tree_contains_struct_check_failed): New prototype.
7424 (DECL_CHECK): Removed.
7425 (DECL_MINIMAL_CHECK): New.
7426 (DECL_COMMON_CHECK): Ditto.
7427 (DECL_WRTL_CHECK): Ditto.
7428 (DECL_NON_COMMON_CHECK): Ditto.
7429 (DECL_WITH_VIS_CHECK): Ditto.
7430 (VAR_OR_FUNCTION_DECL_P): Ditto
7431 (struct tree_decl_minimal): New structure.
7432 (struct tree_decl_common): Ditto.
7433 (struct tree_decl_with_rtl): Ditto.
7434 (struct tree_decl_with_vis): Ditto.
7435 (struct tree_decl_non_common): Ditto.
7436 (struct tree_field_decl): Ditto.
7437 (struct tree_parm_decl): Ditto.
7438 (struct tree_var_decl): Ditto.
7439 (struct tree_function_decl): Ditto.
7440 (struct tree_const_decl): Ditto.
7441 (struct tree_result_decl): Ditto.
7442 (union tree_node): Add new structures.
7443 * var-tracking.c (track_expr_p): Reverse order of tests.
7445 * doc/c-tree.texi: Add documentation on DECL node internal structure.
7447 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7449 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
7450 * system.h: Poison FINALIZE_PIC.
7451 * doc/tm.texi (FINALIZE_PIC): Remove.
7453 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7455 PR tree-opt/22329
7456 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
7457 to the correct type if we have a MODIFY_EXPR.
7459 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7461 PR tree-optimization/22360
7462 * tree.c (upper_bound_in_type): Fix calculations for casting
7463 to a non-wider signed type and casting a signed value to a
7464 wider unsigned type.
7465 (lower_bound_in_type): Fix calculations for casting to a
7466 non-wider signed type.
7468 PR tree-optimization/20139
7469 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
7470 release_defs.
7471 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
7472 fold_cond_expr_cond.
7473 * tree-ssanames.c (release_defs): Assert in_ssa_p.
7474 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
7476 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7478 PR tree-opt/22356
7479 * tree-complex.c (expand_complex_libcall): Produce
7480 REALPART_EXPR/IMAGPART_EXPR with the correct type.
7482 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
7484 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
7485 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
7486 b" assert and inserted fastpath code for this case.
7487 (bitmap_ior): Removed "a != b" assert.
7489 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7491 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
7492 (ENDFILE_SPEC): Likewise.
7493 * config/m32r/m32r.h (ASM_SPEC): Likewise.
7495 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
7496 a large stack frame at epilogue.
7498 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
7500 * final.c: Include sdbout.h when required.
7502 2005-07-07 Geoffrey Keating <geoffk@apple.com>
7504 * config.gcc (*-*-darwin*): Only one target-specific header file
7505 for generic darwin.
7506 (powerpc-*-darwin*): Add version-specific header files.
7507 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
7508 * config.in: Regenerate.
7509 * configure: Regenerate.
7510 * gcc.c: Include xregex.h.
7511 (version_compare_spec_function): New.
7512 (spec_function): Add version-compare.
7513 (replace_outfile_spec_function): Reformat comment.
7514 (compare_version_strings): New.
7515 * config/darwin-c.c (version_as_macro): New.
7516 (builtin_define): New.
7517 (darwin_cpp_builtins): New.
7518 * config/darwin-protos.h (darwin_cpp_builtins): New.
7519 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
7520 (LIB_SPEC): Make unconditional, update comment.
7521 (TARGET_C99_FUNCTIONS): Define.
7522 * config/darwin.opt: Sort.
7523 (mmacosx-version-min=): New.
7524 * config/darwin7.h: Delete.
7525 * config/darwin8.h: Delete.
7526 * config/i386/darwin.h (): Call darwin_cpp_builtins.
7527 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
7528 (TARGET_C99_FUNCTIONS): Define.
7529 * config/rs6000/darwin7.h: New.
7530 * config/rs6000/darwin8.h: New.
7531 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
7532 (-mmacosx-version-min): Document.
7534 2005-07-07 Ian Lance Taylor <ian@airs.com>
7536 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
7538 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
7540 PR middle-end/22239
7541 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
7543 2005-07-07 Khem Raj <kraj@mvista.com>
7545 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
7546 in bytes, not words.
7548 2005-07-07 Paul Brook <paul@codesourcery.com>
7550 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
7551 DEFAULT_FUNCTION_ARG_PADDING to upward.
7553 2005-07-07 Richard Henderson <rth@redhat.com>
7555 * function.c (locate_and_pad_parm): Record parameter alignment in
7556 stack_alignment_needed.
7558 2005-07-07 David Edelsohn <edelsohn@gnu.org>
7560 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
7561 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
7562 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
7563 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
7564 (define_attr "type"): Add isync, sync, load_l, store_c.
7565 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
7566 Create scratch volatile MEM.
7567 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
7568 sync.
7569 (load_locked_<mode>): New.
7570 (store_conditional_<mode>): New.
7571 (sync_compare_and_swap<mode>): Replace with splitter.
7572 (sync_lock_test_and_set<mode>): Replace with splitter.
7573 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
7574 and UNSPECV_ISYNC.
7575 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
7576 is ics. Attribute isync.
7577 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
7578 lwsync.
7579 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
7580 and UNSPECV_SYNC_OP.
7581 (emit_unlikely_jump): New.
7582 (emit_load_locked): New.
7583 (emit_store_conditional): New.
7584 (rs6000_split_compare_and_swap): New.
7585 (rs6000_split_lock_test_and_set): New.
7586 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
7587 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
7588 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
7589 rs6000_split_lock_test_and_set): Declare.
7590 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
7591 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
7592 store_c, isync, sync.
7594 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
7596 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
7597 filenames to gtyp-gen.h.
7598 (s-typ-gen): Use it in place of for loops.
7600 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
7602 * hooks.c (hook_bool_rtx_int_false): New function.
7603 * hooks.h (hook_bool_rtx_int_false): Declare.
7604 * target-def.h (TARGET_COMMUTATIVE_P): Define.
7605 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
7606 * target.h (struct gcc_target): Add commutative_p member.
7607 * targhooks.c (hook_bool_rtx_commutative_p): New function.
7608 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
7609 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
7610 (pa_commutative_p): New function.
7611 * jump.c (target.h): Include.
7612 (rtx_renumbered_equal_p): Use targetm.commutative_p.
7613 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
7615 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7617 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
7618 (s390_expand_setmem): New.
7619 * config/s390/s390.c: Likewise.
7620 (print_shift_count_operand): Truncate to 12 bits instead of 6.
7621 Adapt comments.
7622 * config/s390/s390.md: ("setmem<mode>"): Accept character as
7623 general_operand. Call new function "s390_expand_setmem".
7624 ("clrmem_long", "*clrmem_long"): Rewrite to ...
7625 ("setmem_long", "*setmem_long"): ... this.
7627 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7629 * config/s390/s390.c: (optimization_options): Enable
7630 TARGET_MVCLE at -Os.
7631 * doc/invoke.texi: Document changes in default behaviour.
7632 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
7634 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7636 * expr.c: (set_storage_via_setmem): Convert opchar to mode
7637 defined by back-end.
7639 2005-07-07 Jakub Jelinek <jakub@redhat.com>
7641 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
7642 all sets in the pattern.
7643 * config/rs6000/rs6000.md (stack_protect_testsi,
7644 stack_protect_testdi): Likewise.
7646 2005-07-06 Jeff Law <law@redhat.com>
7648 * tree-vrp.c (simplify_using_ranges): Kill.
7649 (vrp_finalize): Remove call to simplify_using_ranges.
7650 (simplify_stmt_using_ranges): New function extracted from
7651 simplify_using_ranges.
7652 (simplify_div_or_mod_using_ranges): Likewise.
7653 (simplify_abs_using_ranges): Likewise.
7654 (simplify_cond_using_ranges): New function.
7655 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
7656 * tree-ssa-propagate.c (substitute_and_fold): Call
7657 simplify_stmt_using_ranges if we have range information.
7659 2005-07-06 James E. Wilson <wilson@specifixinc.com>
7661 * config/ia64/ia64.c (ia64_reorg): Check optimize before
7662 ia64_flag_schedule_isns2.
7664 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
7665 reading/writing general registers.
7666 (ia64_function_arg): Revert 2005-06-18 change.
7668 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7670 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
7671 (legitimize_tls_address): Use gcc_unreachable instead of abort.
7673 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
7675 * function.c (expand_function_end): Revert part of 2005-06-27
7676 patch. Do sjlj_emit_function_exit_after after return_label.
7678 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7680 * doc/install.texi (--disable-libssp): New.
7682 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
7684 * doc/invoke.texi: Update -fforce-mem documentation.
7685 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
7686 code for -fforce-mem.
7687 * expmed.c: (store_bit_field,store_fixed_bit_field,
7688 extract_bit_field): Ditto.
7689 * expr.c: (convert_move): Ditto.
7690 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
7691 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
7692 emit_conditional_add,expand_float,expand_fix): Ditto.
7693 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
7694 (common_handle_option): Issue warning when -fforce-mem specified.
7696 2005-07-06 Paul Brook <paul@codesourcery.com>
7698 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
7699 argument is empty.
7700 * configure: Regenerate.
7702 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
7704 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
7706 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
7708 Fix PR tree-optimization/22319
7709 Fix PR tree-optimization/22140
7710 Fix PR tree-optimization/22310
7712 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
7713 variable sized types.
7714 Use correct type for intermediate structure on *a = *b structure
7715 copies.
7717 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7719 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
7720 Remove.
7721 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
7722 (machine_function): Move typedef to...
7723 * config/rs6000/rs6000.c (machine_function): ... here. Add
7724 varargs_save_offset field.
7725 (rs6000_stack_t): Remove varargs_size field.
7726 (setup_incoming_varargs): Allocate varargs save area using
7727 assign_stack_local, try to make it as small as possible.
7728 Save offset from virtual_stack_vars_rtx to the save area
7729 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
7730 instead of magic 8 when fp word byte size is used.
7731 (rs6000_va_start): Use cfun->machine->varargs_save_offset
7732 instead of -RS6000_VARARGS_SIZE.
7733 (rs6000_stack_info, debug_stack_info,
7734 rs6000_initial_elimination_offset): Remove all traces of
7735 varargs_size.
7736 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
7737 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
7738 RS6000_VARARGS_AREA.
7740 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
7742 PR tree-optimization/21963
7743 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
7744 constant_multiple_of in the same way get_computation_cost_at does.
7746 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7748 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
7749 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
7750 (gen_compare_reg): If sparc_compare_emitted is set, clear it
7751 and return its previous value.
7752 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
7753 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
7754 constants.
7755 (stack_protect_set, stack_protect_test): New expanders.
7756 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
7757 stack_protect_testdi): New insns.
7758 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7759 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
7761 2005-07-06 Jeff Law <law@redhat.com>
7763 * tree-ssa-dce.c (cfg_altered): New global.
7764 (tree_dce_init): Initialize cfg_altered.
7765 (remove_dead_stmt): If we remove an edge in the CFG, then set
7766 CFG_ALTERED.
7767 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
7768 the dominators.
7770 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7772 * Makefile.in (stamp-collect-ld): Use
7773 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
7774 ./collect-ld if it already exists.
7775 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
7776 Don't remove ./nm if it already exists.
7778 2005-07-05 Devang Patel <dpatel@apple.com>
7780 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
7781 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
7782 * tree-vectorizer.c (vect_loop_location): New.
7783 (vect_print_dump_info): Use vect_loop_location.
7784 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
7785 (vectorize_loops): Set vect_loop_location.
7786 * tree-vect-analyze.c (vect_analyze_offset_expr,
7787 vect_determin_vectorization_factor, vect_analyze_operations,
7788 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
7789 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
7790 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
7791 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
7792 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
7793 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
7794 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
7795 vect_analyze_loop): Adjust vect_print_dump_info API.
7796 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
7797 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
7798 vect_finish_stmt_generation, vectorizable_assignment,
7799 vectorizable_operation, vectorizable_store, vectorizable_load,
7800 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
7801 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
7802 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
7803 vect_transform_loop): Same.
7804 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
7805 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
7806 Same.
7808 2005-07-05 Randolph Chung <tausq@debian.org>
7810 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
7811 * configure: Regenerate.
7812 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
7813 (pa_tls_referenced_p): Declare.
7814 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
7815 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
7816 (legitimize_tls_address): New.
7817 (hppa_legitimize_address): Handle TLS addresses.
7818 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
7819 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7820 (emit_move_sequence): Handle TLS addresses.
7821 (pa_encode_section_info): Call default handler to handle common
7822 sections.
7823 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
7824 (CONSTANT_ADDRESS_P): Reject TLS operands.
7825 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
7826 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
7827 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
7828 (UNSPEC_TLSLE): Define new constants.
7829 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
7830 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
7831 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
7832 (tie_symbolic_operand, tle_symbolic_operand): New
7834 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
7836 * aclocal.m4: Update macros for autoconf 2.59 style.
7837 * configure.ac: Likewise.
7839 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7841 * pa.c (function_value): Handle small aggregates on 32-bit targets.
7842 (function_arg): Pass small aggregates in general registers on 32-bit
7843 targets.
7844 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
7846 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
7848 * Makefile.in (final.o): Fix dependencies.
7850 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7852 PR c/22013
7853 PR c/22098
7854 * langhooks.h (struct lang_hooks): Add expr_to_decl.
7855 * langhooks.c (lhd_expr_to_decl): New.
7856 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
7857 New.
7858 (LANG_HOOKS_INITIALIZER): Update.
7859 * tree.c (recompute_tree_invarant_for_addr_expr): Call
7860 expr_to_decl langhook.
7861 * c-tree.h (c_expr_to_decl): Declare.
7862 * c-typeck.c (c_expr_to_decl): New.
7863 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
7864 specially.
7865 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
7867 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7869 PR c/22308
7870 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
7871 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
7873 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
7875 * Makefile.in: Adjust dependencies.
7876 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
7877 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
7878 * alias.c (rest_of_handle_cfg, pass_cfg): New.
7879 * bb-reorder.c (duplicate_computed_gotos): Make it static.
7880 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
7881 rest_of_compilation.
7883 * bb-reorder.c (gate_duplicate_computed_gotos,
7884 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
7885 rest_of_handle_reorder_blocks, pass_reorder_blocks,
7886 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
7887 pass_partition_blocks): New.
7888 * bt-load.c (gate_handle_branch_target_load_optimize,
7889 rest_of_handle_branch_target_load_optimize,
7890 pass_branch_target_load_optimize): New.
7891 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
7892 pass_jump2): New.
7893 * cfglayout.c (pass_insn_locators_initialize): New.
7894 * cfgrtl.c (pass_free_cfg): New.
7895 * combine.c (gate_handle_combine, rest_of_handle_combine,
7896 pass_combine): New.
7897 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
7898 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
7899 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
7900 * except.c (pass_set_nothrow_function_flags,
7901 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
7902 pass_rtl_eh): New.
7903 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
7904 rest_of_handle_shorten_branches, pass_shorten_branches,
7905 rest_of_clean_state, pass_clean_state): New.
7906 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
7907 rest_of_handle_remove_death_notes, pass_remove_death_notes,
7908 rest_of_handle_life, pass_life, rest_of_handle_flow2,
7909 pass_flow2): New.
7910 * function.c (pass_instantiate_virtual_regs, pass_init_function,
7911 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
7912 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
7913 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
7914 pass_gcse): New.
7915 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
7916 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
7917 pass_rtl_ifcvt, gate_handle_if_after_combine,
7918 rest_of_handle_if_after_combine, pass_if_after_combine,
7919 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
7920 pass_if_after_reload): New.
7921 * integrate.c (pass_initial_value_sets): New.
7922 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
7923 pass_purge_lineno_notes): New.
7924 * mode-switching.c (rest_of_handle_mode_switching,
7925 pass_mode_switching): New.
7926 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
7927 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
7928 pass_loop2): New.
7929 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
7930 pass_loop_optimize): New.
7931 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
7932 pass_sms): New.
7933 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
7934 pass_gcse2): New.
7935 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
7936 pass_postreload_cse): New.
7937 * profile.c (gate_handle_profiling, pass_profiling,
7938 rest_of_handle_branch_prob, pass_branch_prob): New.
7939 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
7940 pass_split_before_regstack, gate_handle_split_before_regstack,
7941 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
7942 rest_of_handle_split_all_insns, pass_split_all_insns): New.
7943 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
7944 pass_stack_regs): New.
7945 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
7946 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
7947 pass_stack_adjustments): New.
7948 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
7949 pass_regrename): New.
7950 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
7951 pass_delay_slots, gate_handle_machine_reorg,
7952 rest_of_handle_machine_reorg, pass_machine_reorg): New.
7953 * rtl.h (extern void purge_line_number_notes): New.
7954 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
7955 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
7956 pass_sched2): New.
7957 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
7958 pass_tracer): New.
7959 * value-prof.c (gate_handle_value_profile_transformations,
7960 rest_of_handle_value_profile_transformations,
7961 pass_value_profile_transformations): New.
7962 * var-tracking.c (gate_handle_var_tracking,
7963 pass_variable_tracking): New.
7964 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
7966 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
7967 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
7968 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
7969 rest_of_handle_old_regalloc, rest_of_handle_regrename,
7970 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
7971 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
7972 rest_of_handle_gcse2, rest_of_handle_regmove,
7973 rest_of_handle_tracer, rest_of_handle_if_conversion,
7974 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
7975 rest_of_handle_web, rest_of_handle_branch_prob,
7976 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
7977 rest_of_handle_jump_bypass, rest_of_handle_combine,
7978 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
7979 rest_of_handle_gcse, rest_of_handle_loop_optimize,
7980 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
7981 rest_of_handle_mode_switching, rest_of_handle_jump,
7982 rest_of_handle_eh, rest_of_handle_stack_adjustments,
7983 rest_of_handle_flow2, rest_of_handle_jump2,
7984 rest_of_handle_peephole2, rest_of_handle_postreload,
7985 rest_of_handle_shorten_branches, rest_of_clean_state,
7986 rest_of_compilation): Remove.
7988 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
7989 * passes.c (dump_flags, in_gimple_form, all_passes,
7990 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7991 register_dump_files, next_pass_1, last_verified, execute_todo,
7992 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
7993 from tree-optimize.c.
7994 (init_optimization_passes): Moved from tree-optimize.c,
7995 adding the RTL optimizations.
7996 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
7997 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
7998 all_ipa_passes, all_lowering_passes, register_one_dump_file,
7999 register_dump_files, next_pass_1, last_verified, execute_todo,
8000 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
8001 init_tree_optimization_passes, ipa_passes): Delete.
8002 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
8003 the RTL dumps.
8004 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
8005 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
8006 from tree.h.
8007 (ipa_passes): Remove.
8008 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
8009 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
8010 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
8011 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
8012 (dump_info_p, dump_flag): Moved to tree-dump.h.
8014 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
8015 cgraph.c, opts.c.
8016 * passes.c (finish_optimization_passes): Use dump_begin
8017 and dump_end, TDI_end.
8018 (gate_rest_of_compilation): New.
8019 (pass_rest_of_compilation): Use it.
8020 (gate_postreload, pass_postreload): New.
8021 * toplev.c (general_init): Rename init_tree_optimization_passes.
8022 * toplev.h (init_tree_optimization_passes): Rename to
8023 init_optimizations_passes.
8024 * tree-dump.c (dump_flag): Make static.
8025 (dump_files): Remove RTL dumps.
8026 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
8027 pass_cleanup_cfg, pass_free_cfg_annotations,
8028 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
8029 pass_init_datastructures, pass_fixup_cfg): Make non-static.
8030 * tree-pretty-print.c: Include tree-pass.h.
8031 * cgraph.c: Include tree-dump.h.
8033 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8035 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
8036 Only fall back to saying it points to readonly memory if
8037 we can't do better.
8039 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8041 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
8042 * config/m32r/m32r.c (m32r_compute_frame_size,
8043 m32r_expand_prologue): Take current_function_profile into
8044 account whenever we reference
8045 current_function_uses_pic_offset_table.
8046 (m32r_finalize_pic): Remove.
8047 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
8049 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
8051 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
8052 instead of $<. Don't remove ./as if it already exists.
8054 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8056 PR target/21723
8057 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
8058 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
8059 for complex modes when generating code for PA 1.0.
8060 (VALID_FP_MODE_P): New macro.
8061 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8062 sets for all general and floating point modes. Align wide floating
8063 point modes to even register boundaries to comply with architectural
8064 requirements.
8065 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
8066 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
8067 (VALID_FP_MODE_P): New macro.
8068 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8069 sets for all general and floating point modes. Align wide floating
8070 point modes to even register boundaries to comply with architectural
8071 requirements.
8073 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8075 * tree-dump.c (dump_files): Initialize dump number for .cgraph
8076 to 0.
8078 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8080 * tree-ssa-structalias.c: Don't include expr.h.
8082 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8084 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
8085 comments.
8087 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8089 Fix PR tree-optimization/22279
8091 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
8092 correct operator.
8094 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
8096 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
8098 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8100 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
8101 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
8102 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
8103 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
8104 config/stormy16/stormy16.c, config/v850/v850.c,
8105 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
8106 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
8107 Avoid "." or "\n" at end of diagnostics and capital letters at
8108 start of diagnostics.
8109 * combine.c, cse.c: Don't translate dump file output.
8110 * toplev.c (print_version): Only translate output if going to
8111 stderr.
8113 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8115 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
8116 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
8117 typos.
8119 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8121 * pa.c (fix_range): Fix typo in comment.
8123 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8125 * tree-vrp.c (extract_range_from_assert): Replace
8126 fold (build (...)) with fold_build2.
8128 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8130 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
8131 gcc_gfc_char_table, init_dynamic_gfc_info): New.
8132 (format_types_orig, handle_format_attribute): Add support for
8133 format "gcc_gfc".
8135 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
8137 * varasm.c (assemble_variable): Fix format specifier thinko.
8139 2005-07-03 Ira Rosen <irar@il.ibm.com>
8141 PR tree-optimization/22029 (and 22135)
8142 * tree-pretty-print.c (dump_generic_node): Check that the node is not
8143 a phi node before calling dump_vops.
8145 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8147 * tree-dump.h (dump_string_field): Declare.
8148 * tree-dump.c: Use it instead of dump_string.
8149 (dump_string_field): Make non-static.
8151 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
8153 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
8154 up the minimal CFG stuff always when optimize > 0. Call
8155 split_all_insns_noflow in PIC case if needed.
8157 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8158 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
8160 PR c++/18279
8161 * c-decl.c (c_write_global_declarations): Dump contents of
8162 external scope to.
8163 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
8164 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
8165 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
8166 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
8167 is enabled.
8169 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8171 * c-common.h (GCC_DIAG_STYLE): Define.
8172 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
8173 version for format checking to 4.1.
8174 * c-format.c: Include toplev.h after c-common.h.
8175 (enum format_type): Add gcc_tdiag_format_type.
8176 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
8177 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
8178 (format_types_orig): Add gcc_tdiag.
8179 (init_dynamic_diag_info): Support gcc_tdiag formats.
8180 (handle_format_attribute): Likewise.
8181 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
8182 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
8183 version for format checking to 4.1.
8184 (warning0, warning, error, pedwarn, sorry): Use
8185 ATTRIBUTE_GCC_DIAG.
8186 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
8187 (finish_aliases_1): Do not use %qE.
8188 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
8189 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
8190 Correct format bugs.
8191 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
8192 parameter to unsigned HOST_WIDE_INT.
8193 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
8195 2005-07-02 David Edelsohn <edelsohn@gnu.org>
8197 PR middle-end/21742
8198 * expr.c (write_complex_part): Use adjust_address for MEM.
8199 (read_complex_part): Same.
8201 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
8203 Fix PR tree-optimization/22280
8205 * tree-sra.c (generate_element_init): Remove useless loop.
8207 2005-07-02 Richard Henderson <rth@redhat.com>
8209 * config/alpha/alpha.c (alpha_legitimize_address): Check for
8210 TLS_MODEL_NONE.
8211 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
8213 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
8215 PR middle-end/14490
8216 * fold-const.c (fold_binary): Handle the return value of
8217 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
8218 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
8220 2005-07-02 Jeff Law <law@redhat.com>
8222 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
8223 a eliminate type conversion which feeds an equality comparison
8224 if the original type or either operand in the comparison is a
8225 function pointer.
8227 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
8229 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
8230 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
8231 texts.
8232 * config/avr/avr.c: Do not use '`' as left quote.
8233 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
8234 Remove "." from end of diagnostics. Make diagnostics start with
8235 lowercase letter.
8237 2005-07-02 Zack Weinberg <zack@codesourcery.com>
8238 Joseph S. Myers <joseph@codesourcery.com>
8240 * toplev.c (default_tree_printer): Handle setting location with
8241 '+' flag.
8242 * c-objc.common.c (c_tree_printer): Likewise.
8243 * c-format.c (gcc_diag_flag_specs): Add '+'.
8244 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
8245 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
8246 formats.
8247 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
8248 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
8249 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
8250 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
8251 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
8252 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
8253 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
8254 format arguments where %J is used without %D.
8256 2005-07-02 Jakub Jelinek <jakub@redhat.com>
8258 * gcc.c (LINK_SSP_SPEC): Define.
8259 (link_ssp_spec): New variable.
8260 (LINK_COMMAND_SPEC): Add %(link_ssp).
8261 (static_specs): Add link_ssp_spec.
8262 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
8263 * configure: Rebuilt.
8264 * config.in: Rebuilt.
8266 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8267 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8268 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8269 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8270 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
8271 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
8272 -0x7008(2) instead of reading __stack_chk_guard variable.
8273 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
8274 number.
8275 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
8276 (stack_protect_set, stack_protect_test): Use *_tls* patterns
8277 if TARGET_THREAD_SSP_OFFSET is defined.
8278 (stack_tls_protect_set_si, stack_tls_protect_set_di,
8279 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
8281 Revert:
8282 2005-06-27 Richard Henderson <rth@redhat.com>
8283 * libgcc-std.ver (GCC_4.1.0): New.
8284 * libgcc.h (__stack_chk_guard): Declare.
8285 (__stack_chk_fail, __stack_chk_fail_local): Declare.
8286 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
8287 * mklibgcc.in (lib2funcs): Add them.
8289 2005-07-01 Richard Henderson <rth@redhat.com>
8291 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
8292 void * before struct sigcontext *.
8293 (x86_fallback_frame_state): Likewise.
8295 2005-07-01 James E. Wilson <wilson@specifixinc.com>
8297 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
8299 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8301 PR tree-opt/22269
8302 * tree-ssa-reassoc.c (should_transpose): Fix which operand
8303 we check for SSA_NAME for.
8305 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
8307 Fix PR tree-optimization/22071
8309 * tree-ssa-structalias.c (offset_overlaps_with_access): New
8310 function.
8311 (get_constraint_for_component_ref): Use it.
8313 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8315 PR other/22264
8316 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
8317 print out the last new line.
8319 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
8321 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
8322 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
8323 * config/cris/cris.c (cris_conditional_register_usage): Adjust
8324 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
8325 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
8326 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
8327 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
8328 (enum reg_class): New member CC0_REGS.
8329 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
8330 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
8331 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
8332 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
8333 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
8334 Adjust for register now described.
8336 2005-07-01 Jakub Jelinek <jakub@redhat.com>
8338 PR target/22262
8339 * config/i386/i386.md (stack_protect_test_si,
8340 stack_protect_test_di): Add earlyclobber for scratch 3.
8341 * config/rs6000/rs6000.md (stack_protect_testsi,
8342 stack_protect_testdi): Add earlyclobber for scratch 3,
8343 remove earlyclobber from scratch 4.
8345 Older entries for 2005 can be found in ChangeLog-2005.