1 2005-11-07 Jie Zhang <jie.zhang@analog.com>
3 * configure.ac: Enable checking assembler dwarf2 support for bfin
5 * configure: Regenerate.
7 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
11 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
12 gen_easy_vector_constant_add_self): Delete.
13 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
15 (output_vec_const_move): Use gen_easy_altivec_constant.
16 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
17 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
18 (easy_vector_constant_add_self): Rewritten.
19 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
20 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
21 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
22 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
23 Macroize and adjust for the other changes.
25 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
29 * c-typeck.c (build_c_cast): Try using a shared constant, and see
30 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
32 2005-11-07 Jakub Jelinek <jakub@redhat.com>
34 PR rtl-optimization/23567
35 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
36 (noce_process_if_block): Don't do any optimizations except
37 if (cond) x = x; if !set_b and write into orig_x may trap
38 or fault. Remove the MEM_READONLY_P check.
40 2005-11-06 Diego Novillo <dnovillo@redhat.com>
43 * tree-vrp.c (fix_equivalence_set): New.
44 (extract_range_from_assert): Call it.
46 2005-11-05 Ian Lance Taylor <ian@airs.com>
49 * combine.c (apply_distributive_law): Don't distribute across a
52 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
54 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
55 config/ms1/ms1.h, config/rs6000/predicates.md,
56 config/s390/s390.c, params.def, postreload-gcse.c,
57 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
58 tree-vrp.c, tree.c: Fix comment typos.
59 * doc/invoke.texi: Fix typos.
61 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
63 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
64 for testing whether the data_dependence_relation contains distance
65 vectors. Iterate over all distance vectors of the ddr.
66 * lambda.h: Define a vec of lambda_vector pointers.
67 * tree-data-ref.c (dump_data_dependence_relation,
68 dump_data_dependence_direction): Iterate over all distance and
69 direction vectors of the ddr.
70 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
72 (build_classic_dist_vector, build_classic_dir_vector): Push a set
73 of distance/direction vectors instead of a single one.
74 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
75 lambda_vectors with a vec of lambda_vectors.
76 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
77 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
78 DDR_NUM_DIST_VECTS): New.
79 * tree-loop-linear.c (gather_interchange_stats): Test for the
80 existence of distance vectors only after having checked that there
81 is a dependence. Iterate over all distance vectors of the ddr.
82 (linear_transform_loops): Use dump_data_dependence_relation.
83 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
84 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
85 distance vectors of the ddr.
87 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
89 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
90 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
91 IS_INTHANDLER; all callers changed.
92 (n_regs_saved_by_prologue): Take interrupt handler attributes into
94 (do_link, do_unlink): New argument ALL; all callers changed.
95 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
96 If function isn't leaf, save and restore all registers.
97 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
100 2005-11-05 Jan Hubicka <jh@suse.cz>
102 PR rtl-optimization/23490
103 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
104 max-flow-memory-location): Document.
105 * flow.c: Include params.h
106 (MAX_MEM_SET_LIST_LEN): Kill.
107 (add_to_mem_set_list): Use new param.
108 * cse.c (cse_basic_block): Replace 1000 by new param.
109 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
110 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
111 * predict.c (predict_loops): Use new param.
112 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
114 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
115 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
116 Do not hold memory returned by cgraph_node_name across other call.
118 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
121 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
124 2005-11-04 Jeff Law <law@redhat.com>
127 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
128 * tree-ssa-dom.c: Include params.h.
129 (thread_across_edge): If there are too many statements in the
130 target block, then do not thread through it.
131 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
132 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
134 2005-11-03 Diego Novillo <dnovillo@redhat.com>
137 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
138 TODO_update_ssa instead of TODO_update_ssa_no_phi.
140 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
143 * tree-scalar-evolution.c (instantiate_parameters_1,
144 instantiate_parameters, resolve_mixers): Compute the size of an
145 expression to be instantiated and give up the instantiation if the
146 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
148 2005-11-04 Richard Guenther <rguenther@suse.de>
150 * tree-flow.h (ref_contains_indirect_ref): Rename to
151 array_ref_contains_indirect_ref.
152 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
153 (array_ref_contains_indirect_ref): Make comment match the code
155 (ref_contains_array_ref): Likewise.
156 * tree-ssa-structalias.c (find_func_aliases): Remove call to
157 ref_contains_indirect_ref.
158 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
159 Rename calls to ref_contains_indirect_ref.
161 2005-11-04 Paul Brook <paul@codesourcery.com>
163 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
164 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
165 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
166 * config/arm/arm.md: Use match_operand in peephole input templates
167 and match_dup in peephole output templates.
169 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
171 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
174 2005-11-04 Mark Mitchell <mark@codesourcery.com>
175 Daniel Jacobowitz <dan@codesourcery.com>
177 * longlong.h (add_ssaaaa): Clobber condition code register
179 (sub_ddmmss): Likewise.
180 (umul_ppmm): Likewise.
182 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
183 Paul Brook <paul@codesourcery.com>
184 Phil Blundell <pb@reciva.com>
186 * configure.ac: Add test for ARM TLS support.
187 * configure: Regenerated.
188 * config/arm/arm-protos.h (legitimize_tls_address)
189 (arm_tls_referenced_p, tls_mentioned_p)
190 (arm_output_addr_const_extra): New prototypes.
191 (thumb_legitimize_pic_address): Delete.
192 * config/arm/arm.c: Include "gt-arm.h".
193 (enum tls_reloc): New.
194 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
195 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
196 (arm_call_tls_get_addr, legitimize_tls_address)
197 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
198 (arm_init_tls_builtins, arm_emit_tls_decoration)
199 (arm_output_addr_const_extra): New functions.
200 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
201 (TARGET_HAVE_TLS): Define.
202 (target_thread_pointer): New.
203 (arm_override_options): Handle -mtp=.
204 (legitimize_pic_address): Ignore UNSPECs.
205 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
207 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
208 (tls_get_addr_libfunc): New variable.
209 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
210 (arm_init_builtins): Call arm_init_tls_builtins.
211 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
212 (arm_encode_section_info): Call default_encode_section_info.
213 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
214 (enum arm_tp_type): New.
215 (target_thread_pointer): Add declaration.
216 (LEGITIMATE_CONSTANT_P): Handle TLS.
217 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
218 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
219 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
220 * config/arm/arm.md: Add UNSPEC_TLS.
222 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
224 (tls_load_dot_plus_eight): New insn and a peephole to create it.
225 (load_tp_hard, load_tp_soft): New insns.
226 * arm.opt: Add -mtp=.
227 * doc/invoke.texi (ARM Options): Document -mtp.
229 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
231 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
232 * config/arm/libunwind.S: Include "lib1funcs.asm".
233 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
234 (LIB2ADDEH): Add libunwind.S.
235 (LIB2ADDEHDEP): Add lib1funcs.asm.
236 * mklibgcc.in: Handle asm files in libgcc_eh.a.
238 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
241 * gcc/c.opt: Add a -lang-fortran option.
242 * gcc/c-opts.c: Add a lang_fortran flag.
243 (c_common_init_options): Handling the -lang-fortran option.
244 (c_common_handle_option): Add a case for Fortran options in
245 preprocessing. Remove cases for -ffixed-form and
246 -ffixed-line-length. Add a case for -lang-fortran.
248 2005-11-03 David Edelsohn <edelsohn@gnu.org>
250 * config/rs6000/rs6000.c: Include params.h
251 (optimization_options): Set max-grow-copy-bb-insns default to 16.
252 (bdesc_2arg): Delete vpkuhss and vpkuwss.
253 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
254 (UNSPEC_VPKUWSS): Delete.
255 (altivec_vpkuhss): Delete.
256 (altivec_vpkuwss): Delete.
257 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
259 (neg_eq0<mode>): Remove final condition.
260 (neg_eq<mode>): Remove condition and split-condition.
262 2005-11-04 Alan Modra <amodra@bigpond.net.au>
264 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
265 Use associated print macros.
267 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
270 * diagnostic.c (diagnostic_set_info_translated): New function.
271 (diagnostic_set_info): Use it. Add comment.
272 * diagnostic.h (diagnostic_set_info_translated): Declare.
274 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
276 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
277 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
278 reference only if 'public' is true.
279 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
280 emit the .hidden directive only if the indirect reference is public.
281 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
282 Pass it to dw2_force_const_mem.
283 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
284 * dwarf2out.c (output_cfi): Adjust calls to above function.
285 (output_call_frame_info): Likewise.
286 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
287 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
289 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
291 PR tree-optimization/24483
292 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
293 field to elts if possible.
295 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
298 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
301 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
303 Fix PR tree-optimization/24351
305 * tree-ssa-structalias.c (struct variable_info): Add
307 (get_varinfo_fc): New function to follow collapsing.
308 (new_var_info): Set collapsed_to to NULL.
309 (dump_constraint): Follow collapsing.
310 (build_constraint_graph): Handle collapsing.
311 (do_simple_structure_copy): Return false if something bad
313 (collapse_rest_of_var): New function.
314 (do_structure_copy): Collapse if do_simple_structure_copy returns
317 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
320 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
321 expressions to a statement list instead of gimplifying them.
323 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
325 PR rtl-optimization/23585
326 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
327 that can't trap plus a constant integer, if the mode has zero size.
329 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
332 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
334 ("*insv<mode>_reg_extimm"): Likewise.
336 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
339 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
340 c_common_type_for_mode returns an unnamed type.
342 2005-11-02 Richard Henderson <rth@redhat.com>
346 * dwarf2out.c (dwarf2out_reg_save_reg): New.
347 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
348 * function.c (assign_parms): Use calls.internal_arg_pointer.
349 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
351 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
352 (TARGET_CALLS): Add it.
353 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
354 * targhooks.c (default_internal_arg_pointer): New.
355 * targhooks.h (default_internal_arg_pointer): Declare.
356 * tree.h (dwarf2out_reg_save_reg): Declare.
357 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
358 * config/i386/i386.c (dbx_register_map): Add return column.
359 (dbx64_register_map, svr4_dbx_register_map): Likewise.
360 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
361 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
362 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
363 (ix86_save_reg): Save force_align_arg_pointer.
364 (ix86_emit_save_regs): Make regno unsigned.
365 (ix86_emit_save_regs_using_mov): Likewise.
366 (ix86_expand_prologue): Handle force_align_arg_pointer.
367 (ix86_expand_epilogue): Likewise.
368 * config/i386/i386.h: (dbx_register_map): Update.
369 (dbx64_register_map, svr4_dbx_register_map): Update.
370 (struct machine_function): Add force_align_arg_pointer.
371 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
372 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
373 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
375 2005-11-02 Jan Hubicka <jh@suse.cz>
378 * i386.md: Add peep2 for simplyfing array accesses.
380 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
383 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
384 * config/s390/s390.c (s390_decompose_shift_count): New function.
385 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
386 (print_shift_count_operand): Use s390_decompose_shift_count.
387 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
388 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
390 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
393 * loop.c (loop_givs_rescan): Use force_operand to expand
396 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
399 * fold-const.c (build_range_check): Use unsigned when signed
400 overflow is undefined also. If etype is subtype, make sure that
401 the subtraction is in the supertype.
403 2005-11-02 Richard Henderson <rth@redhat.com>
406 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
409 2005-11-01 Richard Henderson <rth@redhat.com>
412 * loop.c (scan_loop): Do not propagate computations to a hard
413 register destination with SMALL_REGISTER_CLASSES.
415 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
417 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
418 costs for MULT inside PLUS or MINUS.
420 2005-11-01 Bob Wilson <bob.wilson@acm.org>
422 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
423 (TRAMPOLINE_SIZE): Round up to 60.
424 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
426 2005-10-31 James E. Wilson <wilson@specifix.com>
429 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
430 ifdef. Put ifdefs around call in gen_subprogram_die.
431 (compute_frame_pointer_to_cfa_displacement): Likewise.
432 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
435 PR rtl-optimization/17356
436 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
437 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
439 2005-10-31 Jan Hubicka <jh@suse.cz>
442 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
445 * i386.c (legitimize_pic_address): Deal with large immediates.
448 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
449 from symbol names while computing checkup.
452 * predict.c (predict_loops): Do not estimate more than
453 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
454 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
456 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
458 PR tree-optimization/19097
459 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
461 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
463 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
465 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
468 * tree-inline.c (setup_one_parameter): If the init_stmt
469 is NULL, don't insert the statement.
471 2005-10-30 Jan Hubicka <jh@suse.cz>
473 PR tree-optimization/24172
474 * tree-inline.c (copy_body_r): Unshare the substituted value first.
476 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
478 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
479 constants for hosts with long != 32 bits.
481 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
484 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
486 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
488 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
489 (TARGET_MS1_16_002): New.
490 (TARGET_MS1_16_003): New.
492 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
493 ("*decrement_and_branch_until_zero_no_clobber"): New.
494 Add corresponding splitter for decrement_and_branch_until_zero
496 Key all decrement_and_branch_until_zero patterns off of
499 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
502 * tree-complex.c (extract_component): Treat RESULT_DECL
503 like the rest of the decls.
505 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
507 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
508 indirect call to _mcount if the function needs a static chain.
510 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
511 Caroline Tice <ctice@apple.com>
513 PR rtl-optimization/24460
514 * dwarf2out.c (have_switched_text_sections): New boolean variable.
515 (dwarf2out_switch_text_section): Set it to true instead of
516 incrementing separate_line_info_table_in_use.
517 (output_loc_list): Additionally test have_switched_text_sections.
518 (output_ranges): Likewise.
519 (dwarf2out_finish): Likewise.
520 * varasm.c (assemble_start_function): Do not call
521 insert_section_boundary_note.
522 (assemble_end_function): If flag_reorder_blocks_and_partition,
523 switch to the function's section before emitting the .size directive.
524 * bb-reorder.c (insert_section_boundary_note): Staticify.
525 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
526 * output.h (insert_section_boundary_note): Delete.
528 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
531 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
532 instead of pointer equality when comparing types.
534 2005-10-24 James E. Wilson <wilson@specifix.com>
536 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
537 add_dependence_list_and_free calls.
539 2005-10-24 Steven Bosscher <stevenb@suse.de>
541 * contrib.texi: Add the names of the LLNL folks who donated
542 Cray pointer support for gfortran.
544 2005-10-24 Steven Bosscher <stevenb@suse.de>
546 PR tree-optimization/24225
547 * profile.c (branch_prob): Look from end to start through a
548 basic block when looking for a locus.
550 2005-10-24 Richard Henderson <rth@redhat.com>
552 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
554 (hppa_expand_prologue): Likewise.
556 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
558 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
559 (NO_DEFERRED_PROFILE_COUNTERS): Define.
560 * pa.h (NO_PROFILE_COUNTERS): Define.
561 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
562 (funcdef_nos): New vector to hold label numbers of deferred profile
564 (output_deferred_profile_counters): New function.
565 (hppa_profile_hook): Push label number onto funcdef_nos.
566 (pa_hpux_file_end): Call output_deferred_profile_counters if
567 NO_DEFERRED_PROFILE_COUNTERS is false.
569 * pa-protos.h (get_deferred_plabel): New prototype.
570 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
572 (output_call): Adjust calls.
574 2005-10-24 Alan Modra <amodra@bigpond.net.au>
576 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
577 peculiarity of GOT/TOC section usage.
579 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
582 * c-common.c (constant_string_class_name): Add documentation.
584 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
587 * recog.c (peephole2_optimize): Increment peep2_current_count
588 only when the slot is empty.
590 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
593 * except.c (output_function_exception_table): Call
594 assemble_external_libcall if we need a personality function.
596 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
598 PR rtl-optimization/24460
599 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
600 set the basic block for barriers.
602 2005-10-21 Janis Johnson <janis187@us.ibm.com>
604 * var-tracking.c (vt_initialize): Initialize post.
606 2005-10-21 Devang Patel <dpatel@apple.com>
609 * c-common.c (vector_types_convertible_p): Check vector element type.
611 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
613 * config/sh/sh.c (prepare_move_operands): Handle the address
614 constant which is a tls symbolic address plus a constant.
616 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
619 * gcc.c (main): Use the correct counter for erroring out
620 about mulitple files.
622 2005-10-21 Alan Modra <amodra@bigpond.net.au>
625 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
626 use r2 for 64-bit tls .got access.
628 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
630 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
633 2005-10-20 Steven Bosscher <stevenb@suse.de>
635 PR tree-optimization/24307
636 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
638 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
641 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
643 * varasm.c (find_decl_and_mark_needed): After cgraph global info
644 is ready, stop marking functions, but still mark variables.
646 2005-10-20 Richard Guenther <rguenther@suse.de>
649 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
652 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
654 PR rtl-optimization/23585
655 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
656 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
657 (may_trap_p_1): New predicate extracted from...
658 (may_trap_p): ... here. Invoke may_trap_p_1.
659 (may_trap_or_fault_p): New predicate.
660 * rtl.h (may_trap_or_fault_p): Declare it.
661 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
662 instead of may_trap_p.
663 (steal_delay_list_from_fallthrough): Likewise.
664 (fill_simple_delay_slots): Likewise.
665 (fill_slots_from_thread): Likewise.
666 * function.c (pad_to_arg_alignment): Rework comment about
667 SPARC_STACK_BOUNDARY_HACK.
668 * config/sparc/sparc.h: Likewise.
670 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
672 * config/s390/s390.c (s390_expand_insv): New.
673 * config/s390/s390-protos.h (s390_expand_insv): Declare.
674 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
675 ("icm_hi"): Remove mode attribute.
676 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
678 ("*extracthi", "*extractqi"): Remove.
679 (extv<mode>", "*extzv<mode>"): New.
680 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
681 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
683 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
685 * cfgexpand.c (discover_nonconstant_array_refs_r,
686 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
687 (tree_expand_cfg): Call discover_nonconstant_array_refs.
688 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
689 discover_nonconstant_array_refs.
691 2005-10-19 Steven Bosscher <stevenb@suse.de>
694 * c-decl.c (pop_scope): Don't warn about an unused variable
695 if it is marked with TREE_NO_WARNING.
696 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
697 somenow mismatch and olddecl is to be replaced.
699 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
702 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
703 whether registers live on the edge can be saved/restored.
705 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
707 * config/sh/sh.c (fixup_mova): Skip notes.
709 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
711 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
712 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
713 (s390_can_eliminate): Handle BASE_REGNUM elimination.
714 (s390_initial_elimination_offset): Likewise.
715 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
716 register on TARGET_ZARCH targets.
717 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
718 (INITIAL_FRAME_POINTER_OFFSET): Remove.
719 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
720 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
722 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
724 * config/s390/s390.md: Comment describing output modifiers updated.
725 * config/s390/s390.c (print_operand): Likewise.
727 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
729 * config/s390/s390.c (override_options): Added check for -mstack-size
731 * doc/invoke.texi: Mention that limit in the documenation.
733 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
736 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
738 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
740 Fix PR tree-optimization/24231
742 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
743 (compute_avail): Ditto.
745 2005-10-18 Richard Henderson <rth@redhat.com>
748 * config/i386/i386.c (legitimate_constant_p): Check
749 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
751 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
752 (legitimate_pic_address_disp_p): Reorg CONST checking to make
753 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
755 (print_operand_address): Likewise.
756 * config/i386/predicates.md (x86_64_immediate_operand): Test
757 SYMBOL_REF_TLS_MODEL properly inside CONST.
758 (x86_64_zext_immediate_operand): Likewise.
759 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
760 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
761 * config/i386/i386-protos.h: Remove predicates.md entries.
763 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
765 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
766 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
768 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
769 Ian Lance Taylor <ian@airs.com>
772 * fold-const.c (fold_widened_comparison): Do not allow range based
773 constant folding when right operand cannot be unwidened.
775 2005-10-17 Richard Henderson <rth@redhat.com>
777 * builtins.c (expand_builtin_synchronize): Build a new-style asm
778 with a memory clobber.
780 2005-10-17 James E Wilson <wilson@specifix.com>
782 PR rtl-optimization/17356
783 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
784 checking for EDGE_EH.
786 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
788 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
789 the slot on an even boundary for any type with 16-byte alignment.
791 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
794 * md.texi (Modifiers) <%>: Clarify that % doesn't work
795 after register allocation.
797 2005-10-17 DJ Delorie <dj@redhat.com>
799 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
802 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
805 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
808 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
810 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
811 to 2 if it's already non-zero.
812 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
813 is set and warn about it if flag_schedule_insns is 1.
815 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
817 * config/crx/crx.md: Compare-and-branch instructions need to
820 2005-10-17 Uros Bizjak <uros@kss-loka.si>
823 * config/i386/i386.md (*pushdi2_rex64 splitter)
824 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
825 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
826 flow2 pass only when (optimize > 0 && flag_peephole2).
828 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
831 * gcc.c (have_c): New static variable.
833 (process_command): Remove declation of have_c.
834 Set have_o to 1 when handling -o.
835 (main): Add a fatel error if there are multiple
836 files specified and -o and -c/-S is passed witout
837 -combine or multiple languages.
839 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
841 Fix PR tree-optimization/22444
842 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
843 Assert that we don't hit something with subvars.
844 (setup_pointers_and_addressables): Don't add things with subvars,
845 because we'll already process the subvars for aliasing purposes.
847 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
850 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
851 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
852 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
853 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
854 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
855 swapped, alternatives for the R constraint.
858 * builtins.c (get_builtin_sync_mode): Make unlimited
859 mode_for_size request.
861 2005-10-15 Richard Henderson <rth@redhat.com>
863 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
864 (gimplify_expr): ... here.
865 (gimplify_compound_lval): Use it in initial scan loop. Allow
866 fb_lvalue in base expression.
868 2005-10-15 Richard Henderson <rth@redhat.com>
871 * builtins.c (expand_builtin_trap): Export.
872 * expr.h (expand_builtin_trap): Declare.
873 * expr.c (expand_assignment): Emit a trap for integral offsets
874 from registers that weren't reduced to bitpos.
876 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
877 (mark_array_ref_addressable): Remove.
878 * tree-flow.h (mark_array_ref_addressable): Remove.
879 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
881 2005-10-15 James E Wilson <wilson@specifix.com>
884 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
885 (add_dependence_list_and_free): Likewise.
886 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
889 2005-10-15 Diego Novillo <dnovillo@redhat.com>
893 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
894 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
896 (vrp_visit_phi_node): Only prevent infinite iterations when
897 the previous result and the new result are both VR_RANGEs.
899 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
901 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
904 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
907 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
910 2005-10-14 Per Bothner <per@bothner.com>
912 PR preprocessor/21250
913 * c-ppoutput.c (print_line): Print internal line 0 as 1.
915 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
918 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
919 overflow flags. Refactor some conditionals.
921 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
924 * tree-dfa.c (add_referenced_var): Only look at decls which
925 have TREE_CONSTANT or TREE_READONLY set instead of if
926 !TREE_PUBLIC or !TREE_CONSTANT.
928 2005-10-13 James E Wilson <wilson@specifix.com>
930 * doc/invoke.texi: For -x, add f95-cpp-input.
931 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
933 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
935 PR tree-optimization/24262
936 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
937 in loop all the time.
939 2005-10-12 Richard Henderson <rth@redhat.com>
942 * tree.h (DECL_TRANSPARENT_UNION): Remove.
943 * function.c (assign_parm_find_data_types): Don't support it.
944 * print-tree.c (print_node): Likewise.
945 * c-common.c (handle_transparent_union_attribute): Likewise.
946 Use build_duplicate_type.
947 * tree-inline.c (remap_type_1): Split out of remap_type;
948 properly remap aggregate fields.
949 (build_duplicate_type): New.
950 * doc/extend.texi (Variable Attributes): Remove documentation
951 for transparent_union.
953 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
956 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
957 (gen_stack_pointer_dec): Likewise.
959 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
963 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
965 (struct cxx): Add adjust_class_at_definition target hook.
966 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
967 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
968 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
969 hook_void_tree. Add to TARGET_CXX.
970 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
972 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
973 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
974 instead of attribute. Check for dllexport override. Warn if
975 inconsistent dll linkage. Don't lose old dllimport if decl has
976 had address referenced. Tweak lookup of dllimport atribute.
977 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
978 for target specific rules. Don't add dllimport attribute if
979 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
981 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
982 * varasm.c (initializer_constant_valid_p): Replace
983 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
987 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
988 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
989 (i[34567]86-*-mingw32*): Likewise.
991 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
992 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
994 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
995 C++-specific code. Change return value to bool.
996 (i386_pe_dllimport_p): Likewise.
997 (associated_type): Simplify and make language-independent
998 (i386_pe_encode_section_info): Replace override of ambiguous
999 dllimport symbol refs with a gcc_assert.
1000 (i386_pe_valid_dllimport_attribute_p): Define.
1001 * config/i386/winnt-cxx.c: New file. Define C++ versions of
1002 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1003 i386_pe_adjust_class_at_definition.
1004 * config/i386/winnt-stubs.c: New file. Define stub versions of
1005 lang-specific functions.
1006 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
1007 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1008 i386_pe_adjust_class_at_definition.
1009 (i386_pe_valid_dllimport_attribute_p): Declare.
1010 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
1011 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
1012 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
1015 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
1016 dllimport attribute with test of DECL_DLLIMPORT_P.
1018 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
1020 * combine.c (make_extraction): Correct offset computation.
1022 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
1024 * config/cris/t-linux (LIMITS_H_TEST): Define.
1026 2005-10-12 Richard Henderson <rth@redhat.com>
1029 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
1031 2005-10-12 Richard Guenther <rguenther@suse.de>
1033 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
1035 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
1038 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
1039 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
1042 2005-10-12 Richard Guenther <rguenther@suse.de>
1045 * varasm.c (output_constant): Correct typo from previous
1048 2005-10-11 Ian Lance Taylor <ian@airs.com>
1050 PR rtl-optimization/13931
1051 * combine.c: Revert patch of 2003-05-14, and:
1052 (try_combine): Only set elim_i1 and elim_i2 if the destination is
1053 completely killed in the appropriate insn.
1054 (distribute_notes): Don't skip multiple hard register test for
1055 elim_i1 and elim_i2.
1057 2005-10-11 Richard Henderson <rth@redhat.com>
1060 * c-typeck.c (convert_for_assignment): Use build_constructor_single
1061 to initialize a transparent union instead of a nop_expr.
1063 2005-10-11 Richard Henderson <rth@redhat.com>
1065 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
1066 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
1067 (tree_ssa_dce_loop): Call scev_reset.
1070 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
1071 * tree-ssa-dce.c: Include cfgloop.h.
1072 (tree_ssa_dce_loop, pass_dce_loop): New.
1073 * tree-pass.h (pass_dce_loop): Declare it.
1074 * passes.c (init_optimization_passes): Use it.
1076 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
1079 * convert.c (convert_to_real): Revert 2005-10-05 patch.
1080 Only apply the optimization for rounding builtins if the inner
1081 cast is also an extension.
1083 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
1086 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
1087 mark_new_vars_to_rename instead of update_stmt.
1089 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
1091 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
1093 2005-10-11 Jakub Jelinek <jakub@redhat.com>
1095 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
1096 for setting MMX register to 0 rather than mmx.
1098 2005-10-10 Steve Ellcey <sje@cup.hp.com>
1101 * configure.ac: Move gas check from mips specific case to common case.
1102 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
1103 * configure: Regenerate
1104 * doc/install.texi: Update.
1106 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1109 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
1111 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
1113 * gcc.c (do_spec_1): Accept numeric characters in file name
1116 2005-10-10 Nick Clifton <nickc@redhat.com>
1118 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
1119 describing the deleted arm_gen_rotated_half_load function.
1121 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
1123 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
1126 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
1128 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
1130 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
1131 (EXTRA_MULTILIB_PARTS): Define.
1132 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1133 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1134 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
1135 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1136 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1137 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
1139 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
1141 PR tree-optimization/24226
1142 * tree-cfg.c (remove_bb): Clean up unreachable loops.
1143 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
1144 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
1147 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1149 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
1151 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
1154 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
1155 Rewrite for no need for the early clobber.
1157 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1159 Merge from csl-arm-branch:
1160 2005-09-07 Paul Brook <paul@codesourcery.com>
1161 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
1164 2005-04-30 Paul Brook <paul@codesourcery.com>
1165 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
1166 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
1168 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
1169 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
1170 (arm_override_options): Use TARGET_AAPCS_BASED.
1171 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
1172 (PTRDIFF_TYPE): Use int for AAPCS.
1173 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
1174 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
1175 (DEFAULT_SHORT_ENUMS): Delete.
1176 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
1178 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
1179 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
1180 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
1181 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
1183 2004-12-03 Mark Mitchell <mark@codesourcery.com>
1184 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
1186 2004-11-22 Mark Mitchell <mark@codesourcery.com>
1187 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
1189 2004-11-19 Mark Mitchell <mark@codesourcery.com>
1190 * config.gcc (arm*-*-linux-gnueabi): Add it.
1191 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
1193 (TARGET_OS_CPP_BUILTINS): Likeiwse.
1194 * config/arm/linux-eabi.h: New file.
1195 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
1196 (LINUX_TARET_LINK_SPEC): Likewise.
1197 (LINK_SPEC): Use it.
1198 * config/arm/t-linux-eabi: New file.
1200 2005-10-08 Steven Bosscher <stevenb@suse.de>
1203 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
1205 (PARAM_SMS_DFA_HISTORY): Likewise.
1207 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1210 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
1211 (load_register_parameters): Call it.
1212 (check_sibcall_argument_overlap_1): Likewise.
1213 (store_one_arg): Likewise.
1215 2005-10-07 James E. Wilson <wilson@specifix.com>
1217 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
1218 DImode not VECINT24 for operand 2.
1221 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
1225 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
1226 fr_spill): Use destination_operand for operand 0.
1228 2005-10-07 DJ Delorie <dj@redhat.com>
1230 * varasm.c (output_constant): Limit error to expanding
1233 2005-10-07 Richard Guenther <rguenther@suse.de>
1236 * fold-const.c (fold_binary): Fix operand types during folding
1237 of X op (A, Y). Evaluation order of the side-effects of
1238 X and A are frontend-defined, so ensure we honour that even for
1239 tcc_comparison class operands; eased by removing duplicate code.
1241 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1243 * stor-layout.c (layout_type): Do not allow alignment of array
1244 elements to be greater than their size.
1246 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1248 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
1250 (hppa*-*-linux*): Ditto.
1251 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
1252 * config/host-hpux.c: New.
1253 * config/x-hpux: New.
1254 * config/pa/x-hpux: Remove.
1255 * config/pa/x-linux: Remove.
1256 * config/pa/pa-host.c: Remove.
1258 2005-10-07 Jeff Law <law@redhat.com>
1260 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
1261 determine whether or not to try and thread outgoing edges.
1263 2005-10-07 David Edelsohn <edelsohn@gnu.org>
1265 * config/rs6000/rs6000.md (eqsi_power): New.
1266 (neg_eq0si): Add TARGET_POWER to final condition.
1269 2005-10-06 Richard Henderson <rth@redhat.com>
1271 * config/rs6000/rs6000.c: Revert last change.
1273 2005-10-06 Richard Henderson <rth@redhat.com>
1275 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
1276 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
1278 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
1282 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
1283 out return_label and naked_return_label.
1285 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1287 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
1290 2005-10-06 Richard Henderson <rth@redhat.com>
1293 * tree-inline.c (declare_return_variable): Handle modify_dest not
1296 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1298 Fix PR tree-optimization/22488
1299 * tree-ssa-structalias.c (check_for_overlaps): New function.
1300 (create_variable_info_for): Use it.
1302 2005-10-06 Richard Henderson <rth@redhat.com>
1305 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
1306 (dwarf2out_start_source_file): Print it.
1308 2005-10-06 Geoffrey Keating <geoffk@apple.com>
1310 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
1312 2005-10-06 Richard Henderson <rth@redhat.com>
1315 * mode-switching.c (optimize_mode_switching): Clear transp bit
1316 for block with incomming abnormal edges.
1318 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
1319 (fpscr_set_from_mem): Use them.
1320 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
1321 (fpscr postinc splitters): Rewrite as peephole2+split.
1323 2005-10-06 David Edelsohn <edelsohn@gnu.org>
1325 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
1326 (eq<mode>_compare): Same.
1328 2005-10-06 Richard Guenther <rguenther@suse.de>
1330 PR tree-optimization/24238
1331 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
1333 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
1335 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
1336 here. Use AC_PATH_PROG for environment variables instead of
1338 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
1340 * configure: Regenerated.
1342 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
1345 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
1346 then force it into a register.
1347 (call_value): Likewise.
1349 2005-10-06 Richard Henderson <rth@redhat.com>
1352 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
1353 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
1354 under pass_vectorize.
1356 2005-10-05 Devang Patel <dpatel@apple.com>
1359 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
1360 handling constants. Check NAMESPACE_DECL context for constants.
1362 2005-10-05 Eric Christopher <echristo@apple.com>
1364 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
1366 2005-10-05 Richard Henderson <rth@redhat.com>
1369 * tree-cfg.c (mark_array_ref_addressable_1): New.
1370 (mark_array_ref_addressable): New.
1371 * tree-flow.h (mark_array_ref_addressable): Declare.
1372 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
1374 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
1378 * reload.c (subst_reloads): When adding a REG_LABEL to a
1379 jump instruction, also update JUMP_LABEL.
1381 2005-10-05 David Edelsohn <edelsohn@gnu.org>
1383 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
1384 * bb-reorder.c (copy_bb_p): Use it.
1385 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
1387 2005-10-05 Richard Henderson <rth@redhat.com>
1390 * toplev.c (process_options): Warn about unsupported combinations
1391 of unwind tables and omit-frame-pointer.
1392 * config/i386/i386.c (override_options): Similarly. Enable
1393 accumulate-outgoing-args if not explicitly disabled.
1395 2005-10-05 Steve Ellcey <sje@cup.hp.com>
1397 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
1398 Handle big endian vs. small endian.
1399 (vec_initv2sf): Handle big endian vs. small endian.
1400 (*vec_extractv2sf_1): Ditto.
1402 2005-10-05 Dale Johannesen <dalej@apple.com>
1404 * convert.c (convert_to_real): Don't convert
1405 (float)floor(double d) to floorf((float)d).
1407 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
1409 * config/arm/arm.md (insv): Use gen_int_mode in more places.
1411 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
1413 PR tree-optimization/18587
1414 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
1415 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
1416 build_vuses): Change to VEC type.
1417 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
1418 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
1419 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
1420 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
1421 (get_name_decl): New. Return DECL_UID of base variable.
1422 (operand_build_cmp): New. qsort comparison routine.
1423 (operand_build_sort_virtual): New. Sort virtual build vector.
1424 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
1425 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
1426 (FINALIZE_BASE): Use get_name_decl.
1427 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
1428 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
1429 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
1430 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
1431 direct VEC_* manipulations.
1432 (build_ssa_operands): Call operand_build_sort_virtual.
1433 (copy_virtual_operand, create_ssa_artficial_load_stmt,
1434 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
1435 with direct VEC_* manipulations.
1436 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
1437 with direct VEC manipulations.
1439 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
1441 PR tree-optimization/21419
1442 PR tree-optimization/24146
1443 PR tree-optimization/24151
1445 * c-typeck.c (readonly_error): Handle USE being lv_asm.
1446 (build_asm_expr): Call it if outputs are read-only.
1447 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
1449 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
1450 Paolo Bonzini <bonzini@gnu.org>
1454 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
1455 enable the instructions and not just the built-ins.
1456 * doc/invoke.texi (x86 Options): Likewise.
1458 2005-10-04 Geoffrey Keating <geoffk@apple.com>
1460 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
1462 * doc/invoke.texi (Option Summary): Correct spelling
1463 of -mmacosx-version-min.
1465 2005-10-04 Devang Patel <dpatel@apple.com>
1467 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
1470 2005-10-04 Steve Ellcey <sje@cup.hp.com>
1472 * tree-vect-transform.c (vect_create_epilog_for_reduction):
1473 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
1475 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
1477 * config/s390/s390.md ("TDSI","DP"): New mode macros.
1478 ("TE","tg"): New mode attributes.
1479 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
1480 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
1481 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
1482 dword_mode and one for GPRmode.
1484 2005-10-04 Ian Lance Taylor <ian@airs.com>
1486 PR preprocessor/13726
1487 * c-ppoutput.c (cb_include): Add comments parameter, and print out
1488 any comments passed in.
1490 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1492 * tree.c (annotate_with_file_line): Fix typo.
1494 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1497 * builtins.c (fold_builtin_memcmp): When constructing the pointer
1498 type used to access data in the inlined length == 1 case, use
1499 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
1500 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
1502 2005-10-04 Uros Bizjak <uros@kss-loka.si>
1504 * config/i386/i386.h (TARGET_FISTTP): Enable also for
1505 TARGET_SSE3 and only for TARGET_80387.
1506 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
1507 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
1508 Do not depend on TARGET_80387.
1510 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1512 * tree.c (last_annotated_node): Change type to location_t*.
1513 (annotate_with_file_line): Reflect the change of
1514 last_annotated_node type.
1516 2005-10-04 Richard Guenther <rguenther@suse.de>
1519 * c-decl.c (grokdeclarator): Don't write to fields
1522 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1525 * c-decl.c (finish_decl): Use set_user_assembler_name even for
1527 * varasm.c (make_decl_rtl): If a register variable does not
1528 have a set user assmbler name, error out.
1529 Decode the asmspec is now name+1 bypassing '*'.
1531 2005-10-04 Steven Bosscher <stevenb@suse.de>
1533 PR tree-optimization/23049
1534 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
1535 of a COND_EXPR is folded before calling fold on the whole rhs of a
1536 conditional assignment.
1537 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
1538 document that a COND_EXPR may appear there.
1540 2005-10-03 Diego Novillo <dnovillo@redhat.com>
1543 * tree-vrp.c (extract_range_from_assert): If the new numeric
1544 range created out of the assertion contradicts the existing
1545 numeric range of the ASSERT_EXPR variable, make the new range
1548 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
1550 * config/sh/sh.c (sh_register_move_cost): Add case for moving
1551 from T_REGS to FP register class.
1553 2005-10-03 Richard Henderson <rth@redhat.com>
1556 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
1557 before creating a new one.
1559 2005-10-03 David Edelsohn <edelsohn@gnu.org>
1561 * config/rs6000/t-aix43 (LDFLAGS): New.
1562 * config/rs6000/t-aix52 (LDFLAGS): New.
1564 2005-10-03 Ian Lance Taylor <ian@airs.com>
1566 * gimplify.c (find_single_pointer_decl_1): New static function.
1567 (find_single_pointer_decl): New static function.
1568 (internal_get_tmp_var): For a formal variable, set restrict base
1569 information if appropriate.
1570 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
1572 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
1573 (DECL_GET_RESTRICT_BASE): Define.
1574 (SET_DECL_RESTRICT_BASE): Define.
1575 (decl_restrict_base_lookup): Declare.
1576 (decl_restrict_base_insert): Declare.
1577 (struct tree_decl_with_vis): Add based_on_restrict_p field.
1578 * tree.c (restrict_base_for_decl): New static variable.
1579 (init_ttree): Initialize restrict_base_for_decl.
1580 (copy_node_stat): Copy restrict base information.
1581 (decl_restrict_base_lookup): New function.
1582 (decl_restrict_base_insert): New function.
1583 (print_restrict_base_statistics): New static function.
1584 (dump_tree_statistics): Call print_restrict_base_statistics.
1586 2005-10-02 Diego Novillo <dnovillo@redhat.com>
1589 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
1590 case of anti-ranges.
1592 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
1595 * c-typeck.c (tagged_tu_seen): Rename to ...
1596 (tagged_tu_seen_cache): this and add val field.
1597 (comptypes): Move functional to comptypes_internal
1598 and free tagged_tu_seen.
1599 (comptypes_internal): New function and call comptypes_internal
1600 instead of comptypes. Speed up by sibcalling
1601 tagged_types_tu_compatible_p.
1602 (alloc_tagged_tu_seen): New function
1603 (free_all_tagged_tu_seen_up_to): New function.
1604 (tagged_types_tu_compatible_p): Return the val of the seen two
1606 Add that the two types are the same to tagged_tu_seen_base
1607 if they are and call comptypes_internal instead of comptypes.
1608 <case UNION_TYPE>: Speed up common type where the fields are
1610 (function_types_compatible_p): Call comptypes_internal instead of
1612 (type_lists_compatible_p): Likewise.
1613 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
1615 2005-10-02 Matthias Klose <doko@debian.org>
1617 * doc/invoke.texi: Fix typo and speling error.
1619 2005-10-01 Richard Henderson <rth@redhat.com>
1621 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
1623 2005-10-01 Mark Mitchell <mark@codesourcery.com>
1625 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
1626 using --start-group and --end-group.
1628 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1630 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
1631 FIXME note regarding quirky semantics.
1633 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1636 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
1637 non-null range as a last resort.
1639 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
1640 Diego Novillo <dnovillo@redhat.com>
1643 * tree-vrp.c (extract_range_from_assert): For !=
1644 assertions, only build an anti-range if LIMIT is a
1645 single-valued range.
1647 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
1649 * arm.md (movqi): On thumb when optimizing, handle loading from
1650 memory by describing this as taking a subreg of a zero-extended load
1651 into an SImode register.
1654 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
1656 * reload1.c (merge_assigned_reloads): Do not change any
1657 RELOAD_FOR_OUTPUT_ADDRESS reloads.
1659 2005-09-30 Geoffrey Keating <geoffk@apple.com>
1661 * Makefile.in (LIPO_FOR_TARGET): Define.
1662 (STRIP_FOR_TARGET): Define.
1664 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
1665 before creating new ones. Do symlinks before creating the actual
1668 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
1669 to work out which multilibs are actually being built.
1671 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
1673 * tree-vect-transform.c, config/ms1/ms1.md,
1674 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
1675 Follow spelling conventions.
1676 * doc/invoke.texi, doc/md.texi: Fix typos.
1678 2005-09-30 Andrew Macleod <amacleod@redat.com>
1680 PR tree-optimization/21430
1681 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
1682 use operands, and set stmt pointer if need be.
1683 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
1684 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
1687 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1690 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
1692 2005-09-29 Mark Mitchell <mark@codesourcery.com>
1694 * optabs.c (expand_binop): Initialize first_pass_p.
1696 2005-09-29 Jakub Jelinek <jakub@redhat.com>
1699 * c-decl.c (c_write_global_declarations_1): If any
1700 wrapup_global_declaration_2 call returned true, restart the loop.
1702 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
1704 Fix PR tree-optimization/24117
1705 * tree-ssa-structalias.c (find_func_aliases): Strip nops
1706 before considering whether to use anyoffset.
1708 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1712 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1714 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1716 (swap_commutative_operands_with_target): New.
1718 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1721 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
1724 2005-09-29 Steven Bosscher <stevenb@suse.de>
1726 PR tree-optimization/23911
1727 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
1728 and IMAGPART_EXPR too.
1730 2005-09-28 Mark Mitchell <mark@codesourcery.com>
1733 * expmed.c (expand_shift): Move logic to reverse rotation
1734 direction when rotating by constants ...
1735 * optabs.c (expand_binop): ... here.
1736 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
1737 (ix86_rotrdi3): New pattern.
1738 (rotldi3): Handle 32-bit mode.
1739 (ix86_rotldi3): New pattern.
1741 2005-09-29 Alan Modra <amodra@bigpond.net.au>
1744 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
1745 check for numbers that need no bit twiddle.
1747 2005-09-28 Geoffrey Keating <geoffk@apple.com>
1749 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
1750 multilib to be built.
1752 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
1753 (stage1-start): Delete old libgcc and libunwind before moving
1754 anything into the stage directory.
1755 (stage2-start): Likewise.
1756 (stage3-start): Likewise.
1757 (stage4-start): Likewise.
1758 (stageprofile-start): Likewise.
1759 (stagefeedback-start): Likewise.
1760 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
1761 header in tm_file and CPU-specific t-darwin in tmake_file.
1762 (i[34567]86-*-darwin*): Don't change tm_file.
1763 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
1764 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
1765 shared library stub for target OS version.
1766 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
1767 (SHLIB_LINK): Don't make SHLIB_SOLINK.
1768 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
1769 (libgcc_s.%.dylib): New.
1771 (install-darwin-libgcc-stubs): New.
1772 (INSTALL_LIBGCC): New append.
1773 * config/i386/darwin-libgcc.10.4.ver: New.
1774 * config/i386/darwin-libgcc.10.5.ver: New.
1775 * config/i386/t-darwin: New.
1776 * config/rs6000/darwin-libgcc.10.4.ver: New.
1777 * config/rs6000/darwin-libgcc.10.5.ver: New.
1778 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
1779 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
1781 2005-09-28 Paul Brook <paul@codesourcery.com>
1783 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
1786 2005-09-28 Richard Guenther <rguenther@suse.de>
1788 PR tree-optimization/23853
1789 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
1790 host_integerp to verify misalignment value.
1792 2005-09-28 Richard Henderson <rth@redhat.com>
1794 * builtins.c (get_builtin_sync_mode): New.
1795 (expand_builtin_sync_operation): Pass in mode argument.
1796 (expand_builtin_compare_and_swap): Likewise.
1797 (expand_builtin_lock_test_and_set): Likewise.
1798 (expand_builtin_lock_release): Likewise.
1799 (expand_builtin): Update to match.
1801 2005-09-28 Nick Clifton <nickc@redhat.com>
1803 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
1804 formatting. Add check to PLUS case to ensure that the offset is
1805 within an acceptable range.
1807 * config/v850/v850.md (casesi): Disable the generation of the
1808 switch pattern as it is not being handled properly at the moment.
1810 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
1811 for when the high words are identical.
1813 2005-09-27 Richard Henderson <rth@redhat.com>
1815 * pretty-print.c (pp_base_format): Fix typo for %>.
1817 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
1818 Devang Patel <dpatel@apple.com>
1820 PR tree-optimization/23625
1821 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
1822 LABEL_EXPR, assertion check.
1824 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
1826 * optabs.c (no_conflict_move_test): Check if a result of a
1827 to-be-moved insn would be clobbered by an originally
1830 2005-09-27 Jeff Law <law@redhat.com>
1832 * passes.c (init_optimization_passes): Replace copy propagation
1833 passes immediately after DOM with phi-only copy propagation
1834 pases. Add phi-only copy propagation pass after first DOM pass.
1835 * tree-pass.h (pass_phi_only_copy_prop): Declare.
1836 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
1837 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
1838 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
1839 to init_copy_prop. Callers updated.
1840 (do_phi_only_copy_prop): New function.
1841 (pass_phi_only_copy_prop): New pass descriptor.
1843 2005-09-27 Nick Clifton <nickc@redhat.com>
1845 * libgcc2.c (__popcount_tab): Remove redundant prototype.
1847 2005-09-26 Jason Merrill <jason@redhat.com>
1850 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
1852 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
1854 2005-09-26 James E Wilson <wilson@specifix.com>
1856 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
1857 copyright. Add gcc copyright plus libgcc exception.
1858 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
1860 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
1862 2005-09-26 Jeff Law <law@redhat.com>
1864 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
1865 about when to iterate.
1867 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
1870 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
1871 for __complex__ double in -mcpu=G5 mode.
1873 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
1875 PR tree-optimization/23942
1876 * Makefile.in (SCEV_H): Depends on PARAMS_H.
1877 * tree-scalar-evolution.c: Include params.h.
1879 (follow_ssa_edge, follow_ssa_edge_in_rhs,
1880 follow_ssa_edge_in_condition_phi_branch,
1881 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
1882 Change return type to t_bool. Use a parameter to limit the size of
1883 trees that are walked before stopping
1884 (analyze_evolution_in_loop): Initialize the limit to 0.
1885 (follow_ssa_edge): Give up by returning t_dont_know if the limit
1886 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1888 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1891 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
1892 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
1894 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
1896 * combine.c (make_extraction): Check for valid use of subreg.
1898 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1901 * config/i386/i386.md ("*fistdi2_1"): New pattern.
1902 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
1903 ("fist<mode>2_with_temp"): Use only register operands.
1905 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
1907 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
1908 CALL_INSN_FUNCTION_USAGE.
1910 2005-09-26 Richard Guenther <rguenther@suse.de>
1913 * gcse.c: Include hashtab.h, define ldst entry hashtable.
1914 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
1915 (ldst_entry): Use the hashtable instead of list-walking.
1916 (find_rtx_in_ldst): Likewise.
1917 (free_ldst_entry): Free the hashtable.
1918 (compute_ld_motion_mems): Create the hashtable.
1919 (trim_ld_motion_mems): Remove entry from hashtable if
1920 removing it from list.
1921 (compute_store_table): Likewise^2.
1922 (store_motion): Free hashtable in case we did not see
1925 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
1927 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1928 and arg1 if we are passing them to fold_build2.
1930 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
1933 * config/i386/i386.c (ix86_function_regparm): Fix the test for
1936 2005-09-25 Richard Henderson <rth@redhat.com>
1938 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
1939 SYMBOL_REF_TLS_MODEL to be correct.
1941 2005-09-24 Richard Henderson <rth@redhat.com>
1943 * ipa-type-escape.c (discover_unique_type): Remove dead code at
1944 end of function. Reindent.
1946 2005-09-24 Ian Lance Taylor <ian@airs.com>
1948 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
1949 NEGATE_EXPR/BIT_NOT_EXPR case.
1951 2005-09-24 Richard Henderson <rth@redhat.com>
1953 * c-common.c (handle_mode_attribute): When not modifying in place,
1954 create subtypes for enumerations.
1955 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
1956 * gimplify.c (create_tmp_from_val): Likewise.
1958 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
1960 * config/i386/i386.md (*tls_global_dynamic_64,
1961 *tls_local_dynamic_base_64): Add missing mode to call.
1962 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
1964 2005-09-24 Jan Hubicka <jh@suse.cz>
1966 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
1967 (cgraph_clone_node): Likewise.
1968 * cgraph.h (cgraph_clone_edge): Update prototype.
1969 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
1970 duplicated prototypes; add updating argument.
1971 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
1972 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
1974 (cgraph_mark_inline_edge): Likewise.
1975 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
1976 (cgraph_flatten_node): Likewise.
1977 (cgraph_decide_recursive_inlining): Likewise.
1978 (cgraph_decide_inlining_of_small_function): Likewise.
1979 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1981 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1982 Pete Steinmetz <steinmtz@us.ibm.com>
1984 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
1985 (rldic.): Set type to "compare".
1987 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
1988 mfjmpr for MFCTR/MFLR.
1989 (movdf_hardfloat64): Same.
1990 (movdf_softfloat64): Same. Correct order of store and move types.
1991 (movti_string): Set type to store_ux/load_ux.
1992 (load_multiple): Set type to load_ux.
1993 (store_multiple): Set type to store_ux.
1994 (movmemsi): Set type to store_ux.
1995 (output_cbranch direct_return): Set type to jmpreg.
1996 (stmw): Set type to store_ux.
1997 (lmw): Set type to load_ux.
1998 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
1999 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
2000 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
2001 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
2002 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
2003 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
2004 (rios1-fpstore): Increase latency to 3.
2005 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
2006 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
2008 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2009 Andrew Pinski <pinskia@physics.uc.edu>
2011 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
2012 operand2 constraint to "b".
2013 (sync_<fetchop_name>di_internal): Same.
2014 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
2016 (sync_old_<fetchop_name>di_internal): Same.
2017 (sync_new_<fetchop_name>si_internal): Same.
2018 (sync_new_<fetchop_name>di_internal): Same.
2020 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
2023 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
2024 case, define as macros.
2026 PR rtl-optimization/23837
2027 * optabs.c (no_conflict_move_test): Don't set must_stay for a
2028 clobber / clobber match between dest and p->first.
2030 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
2031 (no_conflict_move_test): Update comments.
2033 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
2035 * doc/install.texi: Update URL for Jacks.
2036 * doc/sourcebuild.texi: Likewise.
2038 2005-09-22 David Edelsohn <edelsohn@gnu.org>
2041 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
2042 registers when choosing register preferences.
2043 (movdf_hardfloat64): Same.
2045 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
2047 * expmed.c (expand_shift): Don't use the target of the rotate as
2048 target for the first expanded shift insn.
2049 * testsuite/gcc.dg/20050922-1.c: Testcase added.
2051 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
2053 PR tree-optimization/22438
2054 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
2055 preserved iv rhs rewriting specially.
2057 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
2059 * tree-data-ref.c (analyze_array_indexes): Only estimate when
2060 estimate_only is true.
2061 * tree-flow.h (ref_contains_indirect_ref): New prototype.
2062 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
2063 tree-ssa-structalias.c
2064 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
2065 ref_contains_indirect_ref.
2066 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
2068 2005-09-21 DJ Delorie <dj@redhat.com>
2070 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
2072 (mn10300_return_in_memory): Support variable size types also.
2073 (mn10300_pass_by_reference): Likewise.
2074 (mn10300_function_value): New.
2075 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
2076 (FUNCTION_OUTGOING_VALUE): Likewise.
2077 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
2078 * doc/invoke.texi: Document it.
2080 2005-09-21 Uros Bizjak <uros@kss-loka.si>
2083 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
2084 force integer op1 into register for XFmode compares.
2086 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
2089 * expmed.c (alg_code): Add alg_impossible.
2090 (alg_hash_entry): Add cost.
2091 (synth_mult): Record alg_impossible in the hash table if
2092 multiplication by a given integer is impossble within the
2093 limit. Speed up using alg_impossible.
2095 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2097 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
2098 argument. Allow and set any offset if needs_anyoffset is passed
2100 (get_constraint_for): Add argument here too.
2102 (do_structure_copy): Pass NULL to get_constraint_for.
2103 (handle_ptr_arith): Ditto.
2104 (find_func_aliases): Ditto.
2106 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
2108 PR rtl-optimization/23898
2109 * output.h (get_attr_min_length): Declare.
2110 * final.c (get_attr_length_1): New function, broken out of:
2112 (get_attr_min_length): New function.
2113 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
2114 (duplicate_computed_gotos): Likewise.
2115 * genattr.c (insn_min_length): Generate declaration.
2116 * genattrtab.c (min_fn, min_attr_value): New functions.
2117 (make_length_attrs): Generate insn_min_length.
2119 2005-09-20 Steve Ellcey <sje@cup.hp.com>
2121 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
2123 2005-09-20 Richard Henderson <rth@redhat.com>
2125 PR tree-optimization/24059
2126 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
2129 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
2131 * c.opt (fextended-identifiers): New.
2132 * c-opts.c (c_common_handle_option): Handle
2133 -fextended-identifiers.
2134 * doc/cpp.texi: Update documentation of extended identifiers.
2135 * doc/cppopts.texi (-fextended-identifiers): Document.
2137 2005-09-20 Jakub Jelinek <jakub@redhat.com>
2139 PR tree-optimization/23929
2140 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
2143 PR tree-optimization/23818
2144 * tree-stdarg.c (execute_optimize_stdarg): Call
2145 calculate_dominance_info.
2147 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2149 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
2150 (analyze_siv_subscript_cst_affine): Add weak SIV test.
2151 (compute_overlap_steps_for_affine_1_2): Use
2152 get_number_of_iters_for_loop.
2153 (analyze_subscript_affine_affine): Check whether difference is
2155 Use get_number_of_iters_for_loop.
2156 Check whether overlap occurs outside of bounds.
2157 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
2159 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
2161 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
2162 base register if possible.
2164 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
2166 PR tree-optimization/18463
2167 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
2168 converting it directly is not possible.
2169 (chrec_convert_aggressive): New function.
2170 * tree-chrec.h (chrec_convert_aggressive): Declare.
2171 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
2172 Fold chrec conversions aggressively if asked to.
2173 (instantiate_parameters): Modified because of changes in
2174 instantiate_parameters_1.
2176 2005-09-19 Richard Henderson <rth@redhat.com>
2178 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
2179 (reduc_splus_v2df): New.
2181 2005-09-19 Richard Sandiford <richard@codesourcery.com>
2183 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
2184 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
2186 2005-09-19 Richard Henderson <rth@redhat.com>
2188 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
2191 2005-09-19 Richard Henderson <rth@redhat.com>
2193 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
2194 (ia64_expand_dot_prod_v8qi): New.
2195 * config/ia64/ia64-protos.h: Update.
2196 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
2197 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
2198 sdot_prodv8qi, sdot_prodv4hi): New.
2199 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
2201 2005-09-19 Richard Henderson <rth@redhat.com>
2204 * real.c (exact_real_truncate): Return false if the format cannot
2205 represent the number as a normal.
2207 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
2208 for a memory source.
2210 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
2212 * tree-ssa-operands.c (swap_tree_operands): Export.
2213 * tree.h (swap_tree_operands): Declare.
2214 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
2215 Call swap_tree_operands.
2217 2005-09-19 Richard Henderson <rth@redhat.com>
2219 * tree-flow.h (merge_alias_info): Declare.
2220 * tree-ssa-copy.c (merge_alias_info): Export.
2221 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
2222 (vect_create_data_ref_ptr): Use create_iv directly.
2223 (vectorizable_load): Use correct types for integer constants.
2224 (vect_generate_tmps_on_preheader): Likewise.
2225 (vect_gen_niters_for_prolog_loop): Likewise.
2227 2005-09-19 Steven Bosscher <stevenb@suse.de>
2229 PR rtl-optimization/23943
2230 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
2232 2005-09-18 Jan Hubicka <jh@suse.cz>
2234 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
2236 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
2238 * varasm.c (output_constant): Do not abort on conversions to union
2239 types between different sizes.
2241 2005-09-18 Richard Guenther <rguenther@suse.de>
2244 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
2247 2005-09-18 Paul Brook <paul@codesourcery.com>
2249 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
2251 2005-09-17 Richard Henderson <rth@redhat.com>
2253 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
2254 * tree-ssa-loop.c (pass_vect_dce): Remove.
2255 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
2258 2005-09-17 Richard Henderson <rth@redhat.com>
2260 * tree-pass.h (pass_vect_dce): Declare.
2261 * passes.c (init_optimization_passes): Add it.
2262 * tree-flow.h (tree_ssa_dce): Declare.
2263 * tree-ssa-dce.c (tree_ssa_dce): Export.
2264 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
2265 (gate_tree_vectorize): ... here.
2266 (pass_vect_dce): New.
2268 2005-09-17 Jan Hubicka <jh@suse.cz>
2270 * except.c (struct eh_status): Turn region_array into vec.
2271 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
2272 convert_from_eh_region_ranges, find_exception_handler_labels,
2273 current_function_has_exception_handlers, assign_filter_values,
2274 build_post_landing_pads, dw2_build_landing_pads,
2275 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
2276 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
2277 foreach_reachable_handler, can_throw_internal_1,
2278 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
2280 (duplicate_eh_region_1): Update region_array.
2281 (duplicate_eh_regions): Resize region_array and avoid recomputing.
2283 2005-09-17 David Edelsohn <edelsohn@gnu.org>
2286 * expmed.c (expand_mult): Substitute simple register for op0 when
2289 2005-09-17 Richard Henderson <rth@redhat.com>
2291 * expr.c (emit_move_via_integer): Add force argument, pass it on
2292 to emit_move_change_mode. Update callers.
2293 (emit_move_complex): Pass true to new force argument.
2294 * function.c (expand_function_end): Move expand_eh_return call
2295 earlier. Merge sub-word complex values into a pseudo before
2296 copying to the return hard register.
2298 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
2300 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
2301 between different sizes.
2303 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
2307 * passes.c (init_optimization_passes): Register dump files for
2310 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
2312 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
2313 * config/s390/s390.c (s390_overlap_p): New function.
2314 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
2315 peephole2, "*xc" peephole2): Added overlap check to the peephole2
2318 2005-09-16 Richard Guenther <rguenther@suse.de>
2320 * ipa-pure-const.c (static_execute): Free auxiliar information.
2321 * ipa-type-escape.c (discover_unique_type): Free temporary key.
2322 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
2324 2005-09-15 DJ Delorie <dj@redhat.com>
2326 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
2328 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
2330 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2332 (swap_commutative_operands_with_target): New.
2334 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
2336 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
2339 (estimate_iters_using_array): New function.
2340 * tree-data-ref.h (estimate_iters_using_array): Prototype
2341 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
2342 Use estimate_iters_using_array instead of analyze_array.
2344 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
2346 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
2349 2005-09-15 Michael Matz <matz@suse.de>
2351 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
2353 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
2355 PR tree-optimization/23835
2356 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
2357 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
2359 2005-09-14 Richard Henderson <rth@redhat.com>
2361 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
2362 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
2364 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
2366 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
2367 in the ARRAY_TYPE case.
2369 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
2371 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
2373 2005-09-14 Uros Bizjak <uros@kss-loka.si>
2376 * tree-vect-transform.c (vectorizable_operation): Return false for
2377 scalar shift operations and for vector shift operations with
2378 non-invariant shift arguments. Use scalar tree operand op1 as
2379 a shift operand when vector shift insn pattern uses scalar shift
2381 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
2383 2005-09-14 Olivier Hainque <hainque@adacore.com>
2385 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
2386 value if it has side-effects.
2388 2005-09-14 David Edelsohn <edelsohn@gnu.org>
2391 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
2393 2005-09-14 Alan Modra <amodra@bigpond.net.au>
2395 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
2396 passed as NAME as if it were label at start of function code.
2398 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
2400 * config/sh/sh.md (*movv4sf_i): Add general register cases to
2403 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
2405 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
2406 as early clobber. Rewrite so the PIC register is not implicitly used.
2408 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2410 * tree.c (annotate_with_file_line): Compare line numbers before
2413 2005-09-13 Uros Bizjak <uros@kss-loka.si>
2416 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
2417 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
2419 2005-09-13 Ian Lance Taylor <ian@airs.com>
2421 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
2422 than a HOST_WIDEST_INT to gen_doloop_begin.
2424 2005-09-13 Diego Novillo <dnovillo@redhat.com>
2426 * tree-dfa.c (dump_variable): Guard against NULL annotations.
2428 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
2430 PR tree-optimize/23817
2431 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
2433 2005-09-13 Alan Modra <amodra@bigpond.net.au>
2436 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
2437 word before changing the stack pointer. Use gen_frame_mem for MEMs.
2438 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
2439 (restore_stack_nonlocal): Likewise.
2440 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
2442 2005-09-12 Ian Lance Taylor <ian@airs.com>
2445 * c.opt (ffriend-injection): New C++ option.
2446 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
2447 (C++ Dialect Options): Document -ffriend-injection.
2449 2005-09-12 Josh Conner <jconner@apple.com>
2452 * ipa-reference.c (static_execute): Don't mark variables in
2453 named sections TREE_READONLY.
2455 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2457 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
2460 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
2462 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
2463 V_MUST_DEF instead of just the first_use_p.
2464 Don't mark the virtual variables for renaming on the statement which
2466 (pass_dse): Remove TODO_update_ssa.
2468 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
2471 * stor-layout.c (compute_record_mode): For records with a single
2472 field, actually check the field's mode size against the type size.
2474 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
2475 registers for TARGET_SHMEDIA.
2476 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
2477 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
2478 of GENERAL_REGS and FP_REGS.
2480 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
2482 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
2484 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2486 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
2487 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
2488 are omitted. Exclude stack_tie insn too.
2490 2005-09-11 David Edelsohn <edelsohn@gnu.org>
2492 PR rtl-optimization/23098
2493 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
2495 * config/rs6000/rs6000.md (movdf splitter): Use
2496 const_double_operand predicate for TARGET_POWERPC64.
2497 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
2498 SYMBOL_REF method to ABI_V4.
2500 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
2501 replace_equiv_address.
2502 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
2503 rs6000_sr_alias_set and MEM_NOTRAP.
2504 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
2506 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
2508 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
2509 handle CALL_EXPR again.
2511 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
2513 * arm/predicates.md (alignable_memory_operand): Delete.
2515 2005-09-10 Richard Henderson <rth@redhat.com>
2518 * dbxout.c (dbxout_expand_expr): New.
2519 (dbxout_symbol): Use it.
2521 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
2523 * arm.c (arm_gen_rotated_half_load): Delete.
2524 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
2525 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
2526 (thumb_set_return_address): Likewise.
2527 (thumb_load_double_from_address): Use adjust_address.
2528 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
2529 (extendhsisi2_mem, movhi_bytes): Use change_address.
2530 (movhi): Use widen_memory_access.
2531 (reload_out_df): Use replace_equiv_address.
2532 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
2534 2005-09-09 Richard Henderson <rth@redhat.com>
2537 * dbxout.c: Include expr.h.
2538 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
2539 (dbxout_symbol): Handle DECL_VALUE_EXPR.
2540 * Makefile.in (dbxout.o): Add EXPR_H.
2542 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
2544 PR tree-optimization/23509
2545 * tree-cfg.c (replace_uses_by): Use replace_exp.
2546 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
2547 pointers have name_mem_tag or type_mem_tag set.
2549 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2551 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
2552 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
2553 of wrongly accessing operands.
2555 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2557 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
2558 * tree-chrec.c: Include tree-scalar-evolution.h.
2559 (chrec_convert): Instantiate the base and step before calling
2560 scev_probably_wraps_p that would fail on parametric evolutions.
2561 Collect all the fails into a single section failed_to_convert,
2562 print a diagnostic, and return chrec_dont_know instead of calling
2564 * tree-scalar-evolution.c (loop_closed_phi_def): New.
2565 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
2567 (scev_const_prop): Don't replace the definition of a loop closed ssa
2568 phi node by itself, or by another loop closed ssa phi node.
2569 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
2570 that base and step are defined.
2572 2005-09-09 Richard Guenther <rguenther@suse.de>
2575 * fold-const.c (fold_ternary): Check truth_value_p before
2576 calling invert_truthvalue.
2578 2005-09-09 Nick Clifton <nickc@redhat.com>
2580 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
2581 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
2582 dimension of these arrays.
2583 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
2585 * longlong.h: Only provide a prototype for the __clz_tab[] array
2586 if this header has not been included from libgcc2.h.
2587 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
2589 Provide prototypes for exported functions.
2590 Use the __clz_tab[] and __popcount_tab[] arrays provided by
2593 2005-09-08 Josh Conner <jconner@apple.com>
2597 * expr.c (expand_expr_addr_expr_1): Don't invoke
2598 expand_simple_binop for EXPAND_INITIALIZER.
2600 2005-09-08 Richard Henderson <rth@redhat.com>
2603 * toplev.c (wrapup_global_declaration_1): Split out ...
2604 (wrapup_global_declaration_2): ... from ...
2605 (wrapup_global_declarations): ... here. Return bool.
2606 (check_global_declaration_1): Split out ...
2607 (check_global_declarations): from here.
2608 (emit_debug_global_declarations): New.
2609 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
2610 check_global_declaration_1, emit_debug_global_declarations): Declare.
2611 * c-decl.c (c_write_global_declarations_1): Don't create a vector
2612 of decls. Call wrapup_global_declaration_1,
2613 wrapup_global_declaration_2, check_global_declaration_1 directly.
2614 (c_write_global_declarations_2): New.
2616 (c_write_global_declarations): Call c_write_global_declarations_2.
2617 * langhooks.c (write_global_declarations): Call
2618 emit_debug_global_declarations.
2620 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
2621 remove decls that have DECL_RTL_SET_P.
2622 * passes.c (rest_of_decl_compilation): Invoke
2623 cgraph_varpool_finalize_decl for all but functions.
2625 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2627 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
2628 the result of a conversion if the new min and max cannot be compared.
2630 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
2632 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
2633 (override_options): Setting s390_sr_alias_set removed.
2634 (save_fpr, save_gprs): Set alias set to vararg or frame.
2635 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
2636 s390_sr_alias_set with get_frame_alias_set ().
2637 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
2638 get_varargs_alias_set ().
2640 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2644 * c-parser.c (c_parser_objc_method_definition): If the next
2645 token is not "{", error out and don't start the function.
2647 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2649 * tree-vrp.c (extract_range_from_expr): Move the check for non
2650 nullness after the check for gimple invariant.
2652 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2654 * tree.c (host_integerp, tree_low_cst): Correct function comment.
2656 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2659 * config/m32r.md (movmemsi_internal): Canonicalize order of
2660 operands in PLUS component of template.
2662 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
2664 * reload1.c (fixup_eh_region_note): Remove assertion.
2665 (fixup_abnormal_edges): Reverted removal of call to
2666 find_many_sub_basic_blocks made on 2005-08-31.
2668 2005-09-07 Richard Henderson <rth@redhat.com>
2670 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
2671 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
2672 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
2673 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
2674 rearrange for better packing.
2675 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
2676 (lookup_cfa_1): Remove inline marker.
2677 (cfa_equal_p): Split out of ...
2678 (def_cfa_1): ... here. Use INVALID_REGNUM.
2679 (build_cfa_loc): Handle !cfa->indirect.
2680 (frame_pointer_cfa_offset): New.
2681 (dbx_reg_number): Assert register elimination performed; do
2682 leaf register remapping.
2683 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
2684 (eliminate_reg_to_offset): New.
2685 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
2686 for verifiably local stack frame addresses; re-base to CFA.
2687 (mem_loc_descriptor): Remove can_use_fbreg argument.
2688 (concat_loc_descriptor, loc_descriptor): Likewise.
2689 (containing_function_has_frame_base): Remove.
2690 (rtl_for_decl_location): Don't do register elimination or
2691 leaf register remapping here.
2692 (secname_for_decl): Split out from ..
2693 (add_location_or_const_value_attribute): ... here.
2694 (convert_cfa_to_loc_list): New.
2695 (compute_frame_pointer_to_cfa_displacement): New.
2696 (gen_subprogram_die): Use them.
2697 * tree.h (frame_base_decl): Remove.
2698 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
2699 (prologue_stack_adjust): Remove.
2700 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
2701 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
2702 (set_frame_base_location): Remove.
2703 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
2704 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
2705 (vt_add_function_parameters): Don't eliminate_regs.
2706 (vt_initialize): Don't create frame_base_decl.
2708 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2710 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
2711 version of GNU binutils for 4.x and later.
2713 2005-09-06 Mark Mitchell <mark@codesourcery.com>
2715 * ggc-page.c (ggc_push_context): Remove.
2716 (ggc_pop_context): Likewise.
2717 * ggc.h (ggc_push_context): Remove.
2718 (ggc_pop_context): Likewise.
2720 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2723 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
2724 returning from an interrupt handler.
2726 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2729 * config/arc/arc.c (output_shift): Add check for loop count when
2732 2005-09-06 Steven Bosscher <stevenb@suse.de>
2734 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
2736 (abs_replacement): Likewise.
2737 (pass_phiopt): Remove TODO_update_ssa.
2739 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2742 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
2743 if "return with no value, in function returning non-void" warning
2745 * tree-cfg.c (execute_warn_function_return): Don't look at
2746 RETURN_EXPRs with TREE_NO_WARNING set.
2749 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
2750 for internal functions doesn't use registers used by global registers
2751 variables. Use fewer register parameters if there are global register
2754 2005-09-06 Olivier Hainque <hainque@adacore.com>
2755 Eric Botcazou <ebotcazou@adacore.com>
2758 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
2759 when we would be extracting outside its bit span (bitpos+bitsize
2760 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
2761 Ada unchecked conversions.
2763 2005-09-06 Steven Bosscher <stevenb@suse.de>
2765 * tree-ssa-pre.c (try_look_through_load): New function.
2766 (compute_avail): Use it to try to look through loads for some
2767 more useful expressions.
2769 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2771 * simplify-rtx.c (simplify_binary_operation_1): Correct the
2772 condition for detecting cases like (a&a) and (a^a).
2774 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
2776 * common.opt: Add option ftree-vect-loop-version.
2777 * params.def: Add --param vect-max-version-checks.
2778 * doc/invoke.texi: Document ftree-vect-loop-version and
2779 --param vect-max-version-checks.
2780 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
2781 may_misalign_stmts and defines for accessors.
2782 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
2783 LOOP_VINFO_MAY_MISALIGN_STMTS.
2784 (destroy_loop_vec_info): VEC_free for
2785 LOOP_VINFO_MAY_MISALIGN_STMTS.
2786 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2787 Update documentation.
2788 (vect_update_misalignment_for_peel): New.
2789 (vect_enhance_data_refs_alignment): Update to choose loop
2790 peeling or loop versioning if appropriate for the (potentially)
2791 unaligned data references in the loop.
2792 (vect_analyze_data_refs_alignment): Remove call to
2793 vect_enhance_data_refs_alignment so the checks can be done
2795 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
2796 and move up call to vect_analyze_data_refs_alignment.
2797 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
2798 (vect_transform_loop): Add call to loop_version.
2800 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2802 PR rtl-optimization/23098
2803 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
2804 * simplify-rtx.c (constant_pool_reference_p): New function.
2805 * rtl.h (constant_pool_reference_p): New prototype.
2806 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
2807 constant_pool_reference_p in condition and
2808 avoid_constant_pool_reference in preparation statements.
2810 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
2812 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
2813 STRICT_LOW_PART SETs.
2815 2005-09-06 Alan Modra <amodra@bigpond.net.au>
2818 * except.c (sjlj_emit_function_enter): Find the function begin
2819 note even when it's not in first basic block.
2821 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
2823 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
2824 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
2825 * aclocal.m4: Regenerate.
2827 2005-09-05 DJ Delorie <dj@redhat.com>
2829 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
2832 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
2834 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
2835 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
2836 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
2837 Follow spelling conventions.
2838 * doc/invoke.texi: Follow spelling conventions.
2840 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2842 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
2843 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
2844 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
2846 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2849 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
2850 (output_stack_adjust): Use gen_tmp_stack_mem.
2851 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
2852 (sh_set_return_address, sh_allocate_initial_value): Likewise.
2853 (sh_get_pr_initial_val): Likewise.
2854 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
2855 (sh_initialize_trampoline): Likewise. Also use adjust_address.
2856 * sh.md (divsi_inv_m0): Use gen_const_mem.
2857 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
2858 (movdf_i4+1): Use gen_tmp_stack_mem.
2859 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
2860 (fpu_switch+2): Likewise.
2861 (movv4sf_i, movv16sf_i): Use adjust_address.
2862 (symGOT_load): Set MEM_NOTRAP_P bit.
2864 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2867 * pa.c (emit_move_sequence): Fix typo in last change.
2869 2005-09-03 Jakub Jelinek <jakub@redhat.com>
2871 PR rtl-optimization/23454
2872 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
2875 2005-09-03 Richard Henderson <rth@redhat.com>
2876 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2879 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
2882 2005-09-02 Nicolas Pitre <nico@cam.org>
2884 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
2885 to bit_count to 32 bits.
2887 2005-08-31 Mark Mitchell <mark@codesourcery.com>
2890 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
2891 generating synthetic loads from volatile lvalues.
2893 005-09-02 Nick Clifton <nickc@redhat.com>
2895 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
2896 __ctzhi2, __clzhi2): New functions.
2898 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
2901 * tree-nested.c (struct var_map_elt): Mark with GTY.
2902 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
2904 (lookup_field_for_decl): Allocate new element in GC memory.
2905 (lookup_tramp_for_decl): Likewise.
2906 (convert_nl_goto_reference): Likewise
2907 (create_nesting_tree): Allocate info in GC memory. Likewise for
2909 (free_nesting_tree): Free with ggc_free instead of free.
2910 (root): New static variable.
2911 (lower_nested_functions): Remove root as local variable. And zero out
2912 root at the end of the function.
2914 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
2916 PR rtl-optimization/20365
2917 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
2918 to short. New member ix.
2919 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
2920 (simplify_plus_minus): Initialize ix members before calling qsort.
2922 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
2924 PR tree-optimization/23626
2925 * tree-cfg.c (replace_uses_by): Clean up eh info.
2927 2005-09-01 DJ Delorie <dj@redhat.com>
2929 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
2932 2005-09-01 David Edelsohn <edelsohn@gnu.org>
2934 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
2935 (rs6000_split_multireg_move): Use replace_equiv_address instead of
2938 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
2940 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
2941 do not issue warning for a variable definition following
2944 2005-09-01 Richard Henderson <rth@redhat.com>
2947 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
2948 conversion to CONST_VECTOR.
2950 2005-09-01 Richard Henderson <rth@redhat.com>
2953 * reload1.c (reload_as_needed): Check !CALL_P before calling
2954 fixup_eh_region_note.
2955 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
2957 2005-09-01 DJ Delorie <dj@redhat.com>
2959 * varasm.c (output_constant): Let the target resolve
2960 conversions of addresses to non-default pointer sizes.
2962 2005-09-01 Nicolas Pitre <nico@cam.org>
2964 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
2965 to alow matching ARM pre-indexed addressing mode.
2966 (arm_override_options): Remove now irrelevant comment.
2968 2005-09-01 Phil Edwards <phil@codesourcery.com>
2970 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
2971 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
2972 * config/i386/vxworks.h: Likewise.
2973 * config/i386/t-vxworksae: New file, for VxWorks AE.
2974 * config/i386/vxworksae.h: Likewise.
2976 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
2978 PR tree-optimization/23410
2979 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
2980 sequence is not wrapping during the first step.
2982 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2985 * dwarf2out.c (base_type_die): Compare char_type_node with
2986 TYPE_MAIN_VARIANT (type), not type.
2988 2005-09-01 Richard Guenther <rguenther@suse.de>
2990 PR tree-optimization/15366
2991 * common.opt: Add -finline-functions-called-once.
2992 Put -fearly-inlining in alphabetically ordered place.
2993 * doc/invoke.texi: Document new option.
2994 * ipa-inline.c (cgraph_decide_inlining): Honour
2995 flag_inline_functions_called_once.
2997 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2999 PR rtl-optimization/23478
3000 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
3001 (alloc_qty): Initialize it.
3002 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
3003 (combine_regs): Combine also n_throwing_calls_crossed fields.
3004 (find_free_reg): Don't attempt to caller-save pseudos crossing
3005 calls that might throw.
3006 * global.c (struct allocno): Add throwing_calls_crossed field.
3007 (global_alloc): Revert 2005-08-22 change. Initialize
3008 throwing_calls_crossed.
3009 (find_reg): Don't attempt to caller-save pseudos crossing calls that
3012 2005-09-01 Alan Modra <amodra@bigpond.net.au>
3015 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
3016 (mask64_operand): Reinstate code prior to 2005-06-11 change.
3017 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
3018 (and64_2_operand): Tweak to use predicate.
3019 (and_operand): Adjust for mask_operand changes.
3020 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
3021 (print_operand): Likewise.
3022 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
3023 (mask64_1or2_operand): Delete.
3024 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
3025 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
3026 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
3027 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
3028 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
3029 (rotldi3_internal4): Likewise.
3030 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
3031 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
3032 (ashldi3_internal7): Likewise.
3033 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
3034 (ashldi3_internal, ashldi3_internal9 split): Likewise.
3035 (anddi3 split): Don't match mask64_operand.
3036 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
3037 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
3038 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
3039 't' splitter predicate.
3040 (movdi_internal64 + 2): Revert 2005-06-11 change.
3042 2005-08-31 DJ Delorie <dj@redhat.com>
3044 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
3045 (m32c_asm_integer): Add support for 32 bit pointers.
3047 2005-08-31 Richard Henderson <rth@redhat.com>
3049 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
3050 component-like references for setting MEM_NOTRAP_P.
3052 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
3053 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
3055 2005-08-31 Richard Henderson <rth@redhat.com>
3057 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
3058 into a pseudo before applying gen_lowpart.
3060 2005-08-31 Geoffrey Keating <geoffk@apple.com>
3062 * doc/install.texi (Specific): Update cctools version required
3063 for full functionality.
3064 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
3065 linkers as -macosx_version_min.
3067 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
3070 * sh.c (print_operand, %R and %S): Add handling of floating point
3071 registers, memory, constants and invalid operands.
3073 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
3075 * ipa-pure-const.c: Change dump name.
3077 2005-08-31 Uros Bizjak <uros@kss-loka.si>
3080 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
3081 to "reg_or_0_operand".
3082 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
3084 2005-08-31 Dale Johannesen <dalej@apple.com>
3086 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
3087 loops that count down.
3089 2005-08-31 Richard Henderson <rth@redhat.com>
3092 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
3093 (fixup_eh_region_note): New.
3094 (reload_as_needed): Call it.
3095 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
3096 don't call find_many_sub_basic_blocks; call verify_flow_info.
3097 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
3098 (keep_stack_depressed): Likewise.
3099 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
3101 2005-08-31 Richard Henderson <rth@redhat.com>
3103 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
3106 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
3108 * expr.c (expand_expr_real_1): Compare size of address
3109 mode to target's address mode size in deciding expansion of
3110 the constant address.
3112 2005-08-31 Richard Guenther <rguenther@suse.de>
3115 * expr.c (all_zeros_p): New function.
3116 (expand_expr_real_1): Handle the case of an all-zero
3117 non-addressable constructor separately.
3119 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
3121 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
3122 arguments, adjust all callers.
3123 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
3125 2005-08-30 Richard Henderson <rth@redhat.com>
3128 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
3129 whenever the mode sizes match.
3131 2005-08-31 Alan Modra <amodra@bigpond.net.au>
3133 * calls.c (load_register_parameters): Fix comment typo.
3134 * expr.c (emit_push_insn): Comment formatting.
3136 2005-08-30 Ian Lance Taylor <ian@airs.com>
3138 * config/i386/x-cygwin (host-cygwin): Change dependency from
3139 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
3141 2005-08-29 Geoffrey Keating <geoffk@apple.com>
3143 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
3146 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
3149 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
3150 call to ggc_collect.
3152 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
3155 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
3156 beginning. Remove $(INCLUDES) from all the rules, if following
3157 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
3159 2005-08-29 Jakub Jelinek <jakub@redhat.com>
3162 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
3163 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
3164 not constant, but maxlen is, don't set len to maxlen, rather
3165 set maxlen to len if len is a constant.
3167 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
3169 PR tree-optimization/23475
3170 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
3173 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
3175 Fix PR middle-end/22455
3177 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
3178 Checksum only the parts of the tree that exist for the tree code.
3180 2005-08-28 Dale Johannesen <dalej@apple.com>
3182 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
3184 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
3186 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
3188 2005-08-28 Richard Henderson <rth@redhat.com>
3190 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
3191 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
3194 2005-08-28 Jakub Jelinek <jakub@redhat.com>
3197 * builtins.c (get_memory_rtx): Don't strip nops
3198 in between COMPONENT_REFs.
3200 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
3203 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
3205 (gimplify_modify_expr): Check for zero sized types and gimplify the
3206 rhs and lhs as statements.
3208 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
3211 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
3212 state for return address column of signal frames.
3214 2005-08-27 David Edelsohn <edelsohn@gnu.org>
3217 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
3218 bytes >= 2 not bytes == 2.
3219 (expand_block_move): Same.
3221 2005-08-27 Richard Guenther <rguenther@suse.de>
3224 * config/i386/sse.md (sse2_movsd): Add missing closing
3227 2005-08-27 Paul Brook <paul@codesourcery.com>
3229 * genrecog.c (enum decision_type): Add DT_num_insns.
3230 (struct decision_test): Add u.num_insns.
3231 (add_to_sequence): Add DT_num_insns test.
3232 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
3233 (write_cond, debug_decision_2): Ditto.
3234 (change_state): Assume peep2_next_insn never fails.
3235 Remove "afterward" argument.
3236 (write afterward, write_tree): Update to match.
3237 * recog.c (peep2_current_count): New variable.
3238 (peep2_next_insn): Check it.
3239 (peephole2_optimize): Set peep2_current_count.
3240 * recog.h (peep2_current_count): Declare.
3242 2005-08-26 Josh Conner <jconner@apple.com>
3245 * ipa-pure-const.c (check_tree): Check for volatile-ness
3246 when considering a dereference.
3248 2005-08-27 Jakub Jelinek <jakub@redhat.com>
3250 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
3252 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3254 PR rtl-optimization/23561
3255 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
3256 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
3257 at most LEN bytes long memory fits into the field.
3258 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
3259 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
3260 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
3262 2005-08-26 Richard Henderson <rth@redhat.com>
3265 * loop.c (biased_biv_may_wrap_p): New.
3266 (maybe_eliminate_biv_1): Use it to suppress non-equality
3267 comparison transformations. Delete disabled code.
3269 2005-08-26 Ian Lance Taylor <ian@airs.com>
3271 * combine.c (make_extraction): Avoid reference outside object.
3273 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
3275 * stor-layout.c (finalize_type_size): Restore behaviour for
3276 non-aggregate types to the status quo ante of the patch for
3277 pr 23467. Document why it matters.
3279 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3282 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
3283 array by one element, initialize the BT_LAST element with NULL.
3285 2005-08-26 David Edelsohn <edelsohn@gnu.org>
3287 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
3288 optimizing for size.
3290 (compare_plus_eqsi): Same.
3291 (plus_eqsi_compare): Same.
3292 (neg_eq0<mode>): Same.
3293 (neg_eq<mode>): Same.
3295 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
3298 2005-08-26 Nick Clifton <nickc@redhat.com>
3300 * config/v850/v850.c (ep_memory_operand): Return FALSE if
3301 TARGET_EP is not defined.
3302 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
3303 TARGET_EP is enabled.
3304 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
3305 * config/v850/v850.md (save_all_interrupt): Only use the EP
3306 register if TARGET_EP is defined.
3307 (restore_all_interrupt): Likewise.
3308 * config/v850/lib1funcs.asm: Update functions so that the EP
3309 register is only used if __EP__ is defined.
3311 2005-08-26 David Ung <davidu@mips.com>
3313 * config/mips/mips.c (mips_expand_prologue): Handle case when
3314 generating for MIPS16 and the outgoing argument area is more than
3315 SMALL_OPERAND. Use the frame pointer as temporary to generate the
3318 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
3320 * config/crx/crx.md: Make doloop_end pattern usage controllable
3321 via mloop-nesting=<max-nesting> command line switch. Make sure
3322 the combiner cannot use doloop_end_<mode> in an illegal way.
3323 * config/crx/crx.c: Use regs up to r6 for argument passing.
3324 Refine crx_address_cost (non cst4 displacements are expensive).
3325 * config/crx/crx.opt: Add switch for mloop-nesting=.
3327 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
3329 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
3330 (UNSPEC_MVST): New constant.
3332 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
3334 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
3335 Reject operands containing eliminable registers.
3336 * testsuite/gcc.dg/20050825-1.c: New testcase.
3338 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3339 Jan Hubicka <jh@suse.cz>
3341 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
3343 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3345 PR tree-optimization/23546
3346 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
3349 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
3351 * params.def (PARAM_MIN_SPEC_PROB): New.
3352 * sched-rgn.c (MIN_PROBABILITY): Delete.
3353 (compute_trg_info): Convert to PARAM_VALUE.
3354 * doc/invoke.texi (param): Document min-spec-prob.
3356 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
3358 * config/darwin.h: define __PIC__
3359 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
3360 TARGET_OS_CPP_BUILTINS macro.
3362 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3364 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
3367 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3369 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
3371 * cfghooks.c (duplicate_block): Added position where to place
3372 new block as argument.
3373 * cfghooks.h (duplicate_block): Declaration changed.
3374 * cfglayout.c (copy_bbs): Add argument after. Pass it to
3376 * cfglayout.h (copy_bbs): Declaration changed.
3377 * cfgloop.h (loop_version): Declaration changed.
3378 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
3379 position to copy_bbs.
3380 (loop_version): Pass position to duplicate_loop_to_header_edge.
3381 Add place_after argument and position new blocks according to
3383 * modulo-sched.c (sms_schedule): Pass place_after argument
3385 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
3386 * tree-cfg.c (split_edge_bb_loc): New function.
3387 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
3388 to determine position of new blocks.
3389 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
3391 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
3392 argument to duplicate_block.
3393 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
3394 Pass position to copy_bbs.
3396 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3398 * fold-const.c (ptr_difference_const): Use
3399 cst_and_fits_in_hwi instead of host_integerp.
3401 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3403 * config/darwin.c (gen_pic_offset): New.
3404 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
3407 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
3409 PR tree-optimization/23486
3410 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
3412 2005-08-23 Phil Edwards <phil@codesourcery.com>
3414 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
3415 remove use_collect2.
3416 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
3418 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
3419 configuration files to override the default value.
3421 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
3422 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
3423 * config/vx-common.h: New file, split out from...
3424 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
3425 * config/vxworksae.h: New file, for VxWorks AE.
3426 * config/vxworks.opt: New file.
3427 * config/vxlib.c: Update for VxWorks 6.
3429 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
3430 other MULTILIB_* variables appropriately.
3431 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
3432 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
3433 * config/rs6000/vxworks.h: Update for VxWorks 6.
3434 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
3436 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
3439 * config/darwin.c (machopic_select_section): Remove the hack to
3440 mark "::operator new" and "::operator delete" for coalescing
3441 even though they are not weak.
3443 2005-08-24 Alan Modra <amodra@bigpond.net.au>
3445 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
3446 * configure: Regenerate.
3448 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3451 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
3453 * convert.c (convert_to_integer, convert_to_vector): Likewise.
3454 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
3457 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3459 * config/rs6000/predicates.md (equality_operator): New.
3460 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
3461 comparison with a large constant.
3463 2005-08-23 Mark Mitchell <mark@codesourcery.com>
3465 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
3467 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
3469 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
3470 registers is even, and we have a hardware double precision fp,
3472 (sh_gimplify_va_arg_expr): For floating point arguments, consider
3473 size of current argument when checking if argument was passed in
3476 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
3479 * stor-layout.c (finalize_type_size): Dont override
3480 existing alignment with a smaller alignment from the mode.
3482 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3484 * lambda-code.c (lambda_vector_lexico_pos): Moved...
3485 * lambda.h (lambda_vector_lexico_pos): ... here.
3486 * tree-data-ref.c (build_classic_dist_vector): Return false when
3487 the distance vector is lexicographically negative.
3489 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3491 PR tree-optimization/23511
3492 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
3493 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
3495 2005-08-23 Jakub Jelinek <jakub@redhat.com>
3497 PR tree-optimization/22043
3498 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
3499 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
3500 If ALLOW_FLEXARR, handle types ending with flexible array member.
3501 Pass false as second argument to recursive count_type_elements calls.
3502 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
3503 argument to count_type_elements call.
3504 * tree-sra.c (decide_block_copy): Likewise.
3505 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
3506 for a constant-sized object, set cleared as well. Pass true as
3507 second argument to count_type_elements call.
3509 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3512 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
3513 from legitimate_small_data_p, and make global. Update use.
3514 Remove forward declaration.
3515 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
3517 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
3519 2005-08-23 David Edelsohn <edelsohn@gnu.org>
3521 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
3522 of scratch intermediates.
3523 (eq<mode>_compare): Same.
3524 (neg_eq0<mode>): New.
3525 (neg_eq<mode>): Convert to define_insn_and_split.
3527 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3530 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
3531 stdarg functions, set/clear the fp marker even when no variable
3533 * config/rs6000/sysv4.opt (mprototype): Describe.
3535 2005-08-22 Jakub Jelinek <jakub@redhat.com>
3537 PR rtl-optimization/23478
3538 * regs.h (reg_info): Add throw_calls_crossed.
3539 (REG_N_THROWING_CALLS_CROSSED): Define.
3540 * flow.c (allocate_reg_life_data): Initialize
3541 REG_N_THROWING_CALLS_CROSSED.
3542 (propagate_one_insn, attempt_auto_inc): Update
3543 REG_N_THROWING_CALLS_CROSSED.
3544 * global.c (global_alloc): Don't allocate pseudos across
3545 calls that may throw.
3547 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
3550 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
3551 value is inbetween the range if we did not find an exact match.
3553 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
3555 * doc/invoke.texi (Option Summary): Add ms1 options.
3556 * doc/extend.texi: Document interrupt handler attribute for ms1.
3557 * doc/md.texi: Document ms1 constraints.
3558 * config.gcc: Add ms1-*-elf.
3559 * config/ms1/ms1.h: New.
3560 * config/ms1/ms1.c: New.
3561 * config/ms1/ms1.md: New.
3562 * config/ms1/ms1-protos.h: New.
3563 * config/ms1/ABI.txt: New.
3564 * config/ms1/crti.asm: New.
3565 * config/ms1/crtn.asm: New.
3566 * config/ms1/lib2extra-funcs.c: New.
3567 * config/ms1/t-ms1: New.
3568 * config/ms1/ms1.opt: New.
3570 2005-08-22 Ira Rosen <irar@il.ibm.com>
3572 * config/rs6000/altivec.md (xorv4sf3): New.
3573 (negv4sf2, neg<mode>2): Likewise.
3575 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
3578 * config/ia64/ia64.md (divsi3): Check divide by zero.
3579 (udivsi3): Likewise.
3581 (udivdi3): Likewise.
3583 2005-08-21 Jakub Jelinek <jakub@redhat.com>
3585 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
3586 up to elem_bitsize bits, not max_bitsize.
3588 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3590 PR tree-optimization/23433
3591 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
3592 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
3594 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3596 PR tree-optimization/23434
3597 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
3598 the iteration bound is not an INTEGER_CST.
3600 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
3602 * tree-vect-transform.c (get_initial_def_for_reduction): Set
3603 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
3604 NULL if need_epilog_adjust is false.
3605 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
3606 Case 3 always peels first itration, not just for PLUS case, and no need
3607 to use scalar_initial_def here. Create an epilog adjustment only if
3608 scalar_initial_def is not NULL.
3610 (vectorizable_reduction): Remove assert.
3612 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
3615 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
3616 (__moddi3): Likewise.
3617 (__udivdi3): Likewise.
3618 (__umoddi3): Likewise.
3619 (__divsi3): Likewise.
3620 (__modsi3): Likewise.
3621 (__udivsi3): Likewise.
3622 (__umodsi3): Likewise.
3624 2005-08-20 Jakub Jelinek <jakub@redhat.com>
3626 * tree-pass.h (TDF_GRAPH): Define.
3627 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
3628 * passes.c (finish_optimization_passes): Only call
3629 finish_graph_dump_file if TDF_GRAPH is set.
3630 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
3631 NULL. Set TDF_GRAPH bit.
3632 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
3634 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
3636 * arm.h (arm_stack_offsets): Add locals_base field.
3637 * arm.c (arm_get_frame_offsets): Compute it.
3638 (thumb_compute_initial_elimination offset): Make the Thumb frame
3639 pointer point to the base of the local variables.
3640 (thumb_expand_prologue): Update accordingly.
3641 (thumb_expand_epilogue): Likewise.
3643 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
3644 mode of clobbered scratch to DImode. Handle a case that's known to
3647 2005-08-19 David Edelsohn <edelsohn@gnu.org>
3649 * config/rs6000/rs6000.md (gt0<mode>): Delete.
3650 (gt0<mode>_compare): Delete.
3651 (neg_gt0<mode>): Delete.
3653 2005-08-19 Eric Christopher <echristo@apple.com>
3655 * optabs.h: Change CTI_ to COI_.
3658 2005-08-19 James E Wilson <wilson@specifix.com>
3660 * builtins.c (expand_builtin_return_addr): Set
3661 current_function_accesses_prior_frames when count != 0. Use
3662 frame_pointer_rtx when count == 0.
3663 * function.h (struct function): Add accesses_prior_frames field.
3664 (current_function_accesses_prior_frames): Define.
3665 * reload1.c (init_elim_table): Check
3666 current_function_accesses_prior_frames.
3667 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
3669 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3671 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
3672 indicator. Return true if the flowgraph changed during
3675 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3678 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
3679 conditional expression before testing its value.
3681 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3683 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
3685 2005-08-19 Devang Patel <dpatel@apple.com>
3687 PR tree-optimization/23048
3688 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
3689 third parameter. Check whether latch is dominated by exit
3691 (if_convertible_loop_p): Supply exit block itself to
3692 if_convertible_bb_p.
3694 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3697 * arm.md (arm_load_pic_register): Change argument to the mask of
3698 saved registers. Call thumb_find_work_register if we need a
3699 scratch register on Thumb.
3700 (arm_expand_prologue): Pass empty register set to
3701 arm_load_pic_register.
3702 (thumb_expand_prologue): Pass live_regs_mask directly to
3703 arm_load_pic_register.
3704 * arm-protos.h (arm_load_pic_register): Update prototype.
3706 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
3708 * sh.c (find_sole_member): New function.
3709 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
3710 if the record's alignment is larger than the size of its only member.
3712 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3715 * arm.c (thumb_legitimize_reload_address): New function.
3716 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
3717 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
3719 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
3721 * config/crx/crx.c: Implement crx_decompose_address. Reject
3722 symbolic displacements since CRX register relative adressing
3723 mode can't handle unsigned 32-bit values as displacements.
3724 * config/crx/crx.h: Simplify definitions, remove redundant
3725 parenthesis and obsolete macros.
3726 * config/crx/crx.opt: Add new switch for debugging addresses.
3727 * config/crx/crx-protos.h: Add new declarations for above.
3729 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
3732 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
3735 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3737 * collect2.c (dup2): Delete.
3738 * configure.ac: Don't check for dup2.
3740 * config.in, configure: Regenerate.
3742 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
3744 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
3745 record with the type of its only member.
3747 2005-08-18 David Edelsohn <edelsohn@gnu.org>
3749 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
3750 define_insn_and_split.
3751 (plus_ltu<mode>_compare): Same.
3752 (gtu<mode>_compare): Same.
3753 (plus_gtu<mode>_compare): Same.
3755 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
3757 PR tree-optimization/22228
3758 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
3760 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
3761 are recorded in vect_vnames_to_rename for renaming.
3762 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
3763 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
3764 in vect_vnames_to_rename.
3765 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
3766 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
3768 2005-08-18 Jan Hubicka <jh@suse.cz>
3771 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
3772 info only for local statics, not for member variables.
3774 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3776 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
3778 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3780 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
3782 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
3785 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
3787 2005-08-17 James E Wilson <wilson@specifix.com>
3789 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3792 2005-08-17 David Edelsohn <edelsohn@gnu.org>
3794 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
3795 (leu<mode>_compare): Same.
3796 (plus_leu<mode>): Same.
3797 (neg_leu<mode>): Same.
3798 (and_neg_leu<mode): Same.
3799 (ltu<mode>_compare): Same.
3800 (plus_ltu<mode>): Same.
3802 (geu<mode>_compare): Same.
3803 (plus_geu<mode>): Same.
3804 (neg_geu<mode>): Same.
3805 (and_neg_geu<mode>): Same.
3806 (plus_gt<mode>): Same.
3807 (gtu<mode>_compare): Same.
3808 (plus_gtu<mode>): Same.
3810 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
3812 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
3813 Move call_table_data to end. Delete spurious .text.
3814 (callt_save_all_interrupt): Fix comment typo.
3816 2005-08-17 James E Wilson <wilson@specifix.com>
3817 Kevin Winchester <winchester@amirix.com>
3820 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
3822 2005-08-17 Uros Bizjak <uros@kss-loka.si>
3825 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
3826 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
3828 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
3830 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
3831 record with the type of its only member if the modes don't match.
3833 * varasm.c (decode_reg_name): Skip empty additional register names.
3835 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
3837 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
3838 lsm_tmp_name_length): New.
3839 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
3840 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
3842 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3843 Andreas Krebbel <krebbel1@de.ibm.com>
3845 * config.gcc: Added z9-109 switch.
3846 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
3847 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
3848 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
3849 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3850 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
3851 for "z9_109" cpu attribute.
3852 * config/s390/s390.c (z9_109_cost): New processor cost structure.
3853 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
3854 (s390_handle_arch_option): Added z9-109 switch.
3855 (override_options): Set respective cost function for z9-109.
3856 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
3857 (legitimate_reload_constant_p): Accept extended immediates.
3858 (print_operand): Three new output modifiers added: k, m and o.
3859 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
3860 (s390_output_mi_thunk): Use extended immediate when possible.
3861 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
3862 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
3863 (CONSTRAINT_LEN): Added length of O constraint.
3864 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
3865 * config/s390/s390.md ("cpu"): New value z9_109 added.
3866 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
3867 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
3868 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
3869 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
3870 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
3871 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
3872 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
3873 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
3874 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
3875 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
3876 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
3877 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
3878 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
3879 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
3880 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
3882 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
3883 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
3884 insns for TARGET_EXTIMM.
3886 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
3888 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
3890 2005-08-17 Nick Clifton <nickc@redhat.com>
3892 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
3893 Call default_encode_section_info.
3895 2005-08-17 Steven Bosscher <stevenb@suse.de>
3897 PR tree-optimization/21574
3898 * tree-ssa-ccp.c (likely_value): If the right hand side is a
3899 constant, return CONSTANT.
3900 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
3901 (ccp_fold, visit_assignment): Likewise.
3902 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
3904 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3906 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
3907 fold_buildN instead of buildN then fold_initializer or fold.
3908 (build_unary_op): Likewise.
3909 (build_binary_op): Likewise.
3910 * fold-const.c (fold_initializer): Remove.
3911 (fold_build1_initializer): New function.
3912 (fold_build2_initializer): New function.
3913 (fold_build3_initializer): New function.
3914 * tree.h (fold_initializer): Remove.
3915 (fold_build1_initializer): New function.
3916 (fold_build2_initializer): New function.
3917 (fold_build3_initializer): New function.
3919 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3921 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
3922 (try_move_mult_to_index): Call fold_build2 instead of build2.
3923 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
3924 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
3925 fold_binary_to_constant.
3926 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
3928 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
3929 check if A == gcd (A, B). Remove TYPE argument.
3930 (analyze_offset) Use fold_build2 instead of fold (build.
3931 (create_data_ref): Likewise.
3932 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
3933 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
3936 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
3938 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
3939 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
3941 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
3944 * gimplify.c (zero_sized_type): New function.
3945 (gimplify_modify_expr_rhs): If we have a zero sized type,
3946 replace the statement with an empty statement.
3948 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
3950 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
3953 2005-08-16 Ian Lance Taylor <ian@airs.com>
3955 * doc/tm.texi (Label Output): Correct typo.
3957 2005-08-16 Steven Bosscher <stevenb@suse.de>
3960 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
3961 force_operand will work later on using have_insn_for.
3963 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3965 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
3967 2005-08-16 Ian Lance Taylor <ian@airs.com>
3970 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
3971 vector type, don't try to construct it element by element. Add an
3972 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
3974 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3976 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
3978 2005-08-16 Geoffrey Keating <geoffk@apple.com>
3980 * doc/invoke.texi (Precompiled Headers): Document some more options
3981 which are known to be safe.
3983 2005-08-16 James E Wilson <wilson@specifix.com>
3985 PR tree-optimization/21105
3986 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3987 TREE_OVERFLOW check.
3989 2005-08-16 David Edelsohn <edelsohn@gnu.org>
3991 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
3992 (neg_ltu<mode>): Same.
3994 (neg_gtu<mode>): Same.
3996 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3998 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
3999 (fold_builtin_isdigit): Use fold_buildN.
4000 (build_function_call_expr): Likewise.
4001 * c-typeck.c (c_finish_loop): Likewise.
4003 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
4004 Richard Shann <rshann@superh.com>
4006 PR middle-end/20396:
4007 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
4009 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
4011 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
4013 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
4016 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
4017 arm_compure_save_reg0_reg12_mask to determine when the PIC register
4020 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4023 * fold-const.c (build_range_check): Disable optimization for function
4024 pointer expressions on targets that require function pointer
4027 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
4029 * simplify-rtx.c (simplify_const_relational_operation): When
4030 extracting arguments of a COMPARE, recompute the mode as well.
4032 2005-08-15 Ian Lance Taylor <ian@airs.com>
4034 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
4036 2005-08-15 DJ Delorie <dj@redhat.com>
4038 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
4040 (movsi_splittable): Allow, but split, moves to the stack.
4041 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
4044 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4046 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
4047 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
4048 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
4050 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
4051 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
4052 Delete HOST_PTR_PRINTF.
4054 * configure, config.in: Regenerate.
4056 2005-08-15 David Edelsohn <edelsohn@gnu.org>
4058 * config/rs6000/rs6000.md (QHSI): New mode macro.
4059 (wd): Extend mode attr for QImode and HImode
4060 (dbits): New mode attr.
4061 (zero_extend<mode>di2): Convert to mode macro.
4063 2005-08-15 Steve Ellcey <sje@cup.hp.com>
4066 * doc/invoke.texi (-mgnu-ld): Update description.
4069 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4072 * Makefile.in (tree-chrec.o): Depends on real.h.
4073 * tree-chrec.c: Include real.h.
4074 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
4075 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
4076 * tree-scalar-evolution.c (add_to_evolution_1,
4077 interpret_rhs_modify_expr): Ditto.
4079 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4082 * tree-data-ref.c (estimate_niter_from_size_of_data): When
4083 step is negative compute the estimation from init downwards to zero.
4085 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
4087 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
4089 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4091 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
4093 (legitimate_reload_constant_p): Fix handling of lliXX operands.
4094 Accept double-word constants that can be split.
4095 * config/s390/s390.md ("movti"): Use 'P' constraint.
4096 ("*movdi_31", "*movdf_31"): Likewise.
4098 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
4100 Fix PR tree-optimization/22615
4102 * tree-ssa-structalias.c (solution_set_add): Handle
4103 first_vi_for_offset returning NULL.
4104 (do_da_constraint): Ditto.
4105 (do_sd_constraint): Ditto.
4106 (do_ds_constraint): Ditto
4107 (find_func_aliases): Ditto.
4108 (build_constraint_graph): RHS is allowed be ANYTHING.
4109 (first_vi_for_offset): Return NULL if we couldn't find anything at
4112 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4114 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
4115 over memory as first operand.
4117 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
4120 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
4121 available for setting it.
4123 2005-08-14 Ira Rosen <irar@il.ibm.com>
4125 PR tree-optimization/23320
4126 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
4127 data-refs' types instead of base object nullness. Add check for
4128 pointer type data-refs before first location comparison. Remove
4131 2005-08-14 Andreas Schwab <schwab@suse.de>
4133 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
4135 2005-08-13 James E Wilson <wilson@specifix.com>
4137 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
4138 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
4139 -fstack-protector-all, --param ssp-buffer-size): Document.
4140 (-Wvariadic-macros): Alphabetize.
4141 (-fsched-stalled-insns-dep): Add missing 'f'.
4143 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
4146 2005-08-13 David Edelsohn <edelsohn@gnu.org>
4148 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
4149 or indirect address operand.
4150 (EXTRA_ADDRESS_CONSTRAINT): New.
4151 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
4153 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
4155 PR tree-optimization/22236
4156 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
4157 successors and predecessors.
4158 * tree-chrec.c (chrec_convert): Before converting, check that
4159 sequences don't wrap.
4160 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
4161 (analyze_array): Extern.
4162 (find_data_references_in_loop): Remove call to
4163 compute_estimated_nb_iterations.
4164 * tree-data-ref.h (analyze_array): Declared.
4165 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
4166 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
4167 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
4168 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
4170 * tree-ssa-loop-ivcanon.c: Fix documentation.
4171 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
4172 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
4173 (infer_loop_bounds_from_undefined): New.
4174 (estimate_numbers_of_iterations_loop): Use
4175 infer_loop_bounds_from_undefined.
4176 (used_in_pointer_arithmetic_p): New.
4177 (scev_probably_wraps_p): Pass an extra parameter. Call
4178 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
4179 (convert_step): Fix documentation.
4180 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
4181 Use initial_condition_in_loop_num and evolution_part_in_loop_num
4182 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
4183 scev_probably_wraps_p.
4185 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
4187 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
4188 (s390_register_info): Ignore clobbered_regs information for fixed
4189 registers, and only fixed registers.
4190 (s390_init_frame_layout): Remove redundant call.
4192 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
4194 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
4195 description of -Wold-style-casts.
4197 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4198 Jakub Jelinek <jakub@redhat.com>
4200 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4201 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
4202 * config/s390/s390.c (print_operand): New output modifier 'G' added.
4203 (get_thread_pointer): Renamed to s390_get_thread_pointer.
4204 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
4205 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
4206 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
4207 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4208 ("stack_protect_set", "stack_protect_test"): New expanders.
4209 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
4210 "stack_protect_testdi"): New insn definitions.
4212 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4214 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
4216 2005-08-12 Paul Brook <paul@codesourcery.com>
4218 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
4220 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4222 * config/s390/predicates.md (setmem_operand): New predicate.
4223 (shift_count_operand): Accept ANDs with special constants as
4225 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
4226 with special constants.
4227 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
4228 shift_count_operand with setmem_operand.
4230 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4232 * config/s390/s390.c (s390_extract_part, s390_single_part):
4234 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
4235 (s390_output_mi_thunk): Don't use lg on 31 bit.
4236 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
4237 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
4239 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4241 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
4242 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
4243 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
4244 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
4245 with one of the new macros.
4247 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4249 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
4250 Don't set save_return_addr_p.
4251 (s390_register_info): Make clobbered_regs not depending on
4254 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4256 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
4257 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
4259 2005-08-11 James E. Wilson <wilson@specifix.com>
4261 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
4263 2005-08-11 Jakub Jelinek <jakub@redhat.com>
4265 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
4266 locations gathered by var-tracking in single entry loc_list
4267 over loc_descriptor_from_tree.
4269 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
4270 pass it down to loc_descriptor.
4271 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
4272 (containing_function_has_frame_base): Move earlier in the file.
4273 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
4274 instead of always assuming fbreg can't be used.
4276 2005-08-11 David Edelsohn <edelsohn@gnu.org>
4278 * config/rs6000/altivec.md: Change constraint "m" to "Z".
4279 * config/rs6000/predicates.md (indexed_or_indirect_operand):
4280 Accept address wrapped in AND for Altivec.
4281 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4282 Strip AND wrapping offset address for Altivec.
4284 2005-08-11 Richard Henderson <rth@redhat.com>
4287 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
4288 before using TYPE_IS_SIZETYPE.
4290 2005-08-11 Richard Henderson <rth@redhat.com>
4293 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
4294 insn types not present on ev4.
4295 (alphaev5_insn_pipe): Similarly.
4297 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
4300 * arm.c (arm_override_options): If the user has selected callee-super-
4301 interworking, then enable normal interworking.
4303 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4305 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
4308 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
4310 * doc/rtl.texi: Fix two typos.
4312 2005-08-11 Richard Guenther <rguenther@suse.de>
4315 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
4316 cases where we call to/from functions returning void.
4318 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
4321 * tree.c (build_pointer_type_for_mode): Robustify.
4323 2005-08-10 James E Wilson <wilson@specifix.com>
4325 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
4326 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
4328 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
4331 2005-08-10 Eric Christopher <echristo@apple.com>
4333 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
4334 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
4337 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
4340 * config/darwin.c (machopic_indirect_data_reference): Use a new register
4341 for the high part when generating dynamic-no-pic code.
4343 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
4345 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
4346 (x86_64-*-linux*): Likewise.
4348 * config/i386/crtfastmath.c: New file.
4349 * config/i386/t-crtfm: Likewise.
4351 * config/i386/linux.h (ENDFILE_SPEC): New.
4352 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
4354 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
4357 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
4359 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
4360 (vec_shl, vec_shr): Document new operations.
4361 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
4363 2005-08-10 David Edelsohn <edelsohn@gnu.org>
4365 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
4366 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
4367 change predicate to indexed_or_indirect_address.
4369 2005-08-10 Richard Sandiford <richard@codesourcery.com>
4371 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
4372 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
4373 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
4374 and __aeabi_uwrite8.
4375 * config/arm/unaligned-funcs.c: New file.
4376 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
4378 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
4380 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
4382 * cfglayout.c (pass_insn_locators_initialize): Add dump.
4383 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
4385 * except.c (pass_convert_to_eh_region_ranges): Add dump.
4386 * final.c (pass_shorten_branches): Add dump.
4387 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
4388 (pass_life): Rename dump.
4389 (rest_of_handle_flow2): Remove initial verify_flow_info.
4390 * function.c (pass_instantiate_virtual_regs): Add dump.
4391 * integrate.c (pass_initial_value_sets): Add dump.
4392 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
4393 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
4394 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
4395 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
4396 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
4397 gate_rtl_unrool_and_peel_loops): New.
4398 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
4399 rtl_doloop): Do not look at flags.
4400 * mode-switching.c (pass_mode_switching): Add dump.
4401 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
4402 pass_split_before_regstack): Add dump.
4403 * regmove.c (pass_stack_adjustments): Add dump.
4404 * tree-optimize.c (pass_fixup_cfg): Add dump.
4406 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4409 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
4410 deciding which instruction sequence to use.
4412 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
4414 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
4415 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
4417 2005-08-09 Richard Guenther <rguenther@suse.de>
4419 * c-common.c (builtin_function_2): Remove.
4420 (def_builtin_1): New function.
4421 (c_common_nodes_and_builtins): Use def_builtin_1 to
4422 build builtin functions.
4424 2005-08-09 Jie Zhang <jie.zhang@analog.com>
4426 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
4427 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
4428 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
4431 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4433 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
4434 fold_binary instead of fold_build2 since we don't care about the
4436 (loop_niter_by_eval): Likewise.
4437 (compare_trees): Likewise.
4438 (proved_non_wrapping_p): Likewise.
4440 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4444 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
4445 if the if is really empty.
4447 2005-08-09 Steven Bosscher <stevenb@suse.de>
4449 PR tree-optimization/23234
4450 * tree-ssa-math-opts.c (place_reciprocal): New enum.
4451 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
4452 argument of the new enum.
4453 (execute_cse_reciprocals): Add reciprocals for function arguments
4454 on the unique successor edge of the entry block. Update other calls
4455 to execute_cse_reciprocals_1.
4457 2005-08-08 Richard Henderson <rth@redhat.com>
4460 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
4462 2005-08-08 Bob Wilson <bob.wilson@acm.org>
4464 * expr.c (write_complex_part): Return after handling MEM.
4466 2005-08-08 Josh Conner <jconner@apple.com>
4468 PR rtl-optimization/23241
4469 * combine.c (simplify_comparison): Fix error in determining
4470 whether to lift a subreg from comparison.
4472 2005-08-08 David Edelsohn <edelsohn@gnu.org>
4475 * config/rs6000/altivec.md (vec_init<mode>): New.
4476 (vec_set<mode>): New.
4477 (vec_extract<mode>): New.
4478 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
4479 (rs6000_expand_vector_set): New.
4480 (rs6000_expand_vector_extract): New.
4481 (rs6000_legitimate_offset_address_p): Offset addresses are valid
4482 for Altivec modes before reload.
4483 (altivec_expand_vec_init_builtin): New.
4484 (get_element_number): New.
4485 (altivec_expand_vec_set_builtin): New.
4486 (altivec_expand_vec_ext_builtin): New.
4487 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
4489 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
4491 * config/rs6000/rs6000.h (rs6000_builtins): Add
4492 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
4493 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
4494 * config/rs6000/rs6000-protos.h: Declare new functions.
4496 2005-08-08 Jan Hubicka <jh@suse.cz>
4498 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
4499 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
4500 * i386.md (movdi*): Use pic_32bit_operand.
4501 * predicates.md (pic_32bit_operand): New.
4503 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
4506 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
4508 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
4510 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
4511 (test_for_singularity): Use fold_build2.
4513 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4515 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
4517 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
4519 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
4520 (COMMON_ASM_OP) Define.
4521 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
4522 (ix86_encode_section_info): Likewise.
4523 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
4524 SUBTARGET_ENCODE_SECTION_INFO.
4526 2005-08-06 Richard Henderson <rth@redhat.com>
4529 * tree-nested.c (convert_local_reference): Save and restore val_only
4530 around component_ref and friends. Clear walk_subtrees by default.
4532 2005-08-06 Peter O'Gorman <peter@pogma.com>
4535 * gcc.c (process_command): Check the argument to -b has a dash.
4536 * doc/invoke.texi: Update -b and -V docs.
4538 2005-08-06 James E Wilson <wilson@specifix.com>
4540 * config/mips/cross64.h, config/mips/t-cross64: Delete.
4542 2005-08-06 Michael Matz <matz@suse.de>
4544 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
4545 member only if only one insn is associated with the value.
4547 2005-08-06 Nick Clifton <nickc@redhat.com>
4549 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
4551 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
4552 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
4553 Check symbol flags instead of symbol name mangling.
4554 (xstormy16_asm_output_aligned_common): Likewise. Also
4555 simplify code since the bss100_section cass is the only case
4556 where the below100 code will be triggered.
4557 (xstormy16_encode_section_info): Encode below100 attribute
4558 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
4560 (xstormy16_strip_name_encoding): Delete - this function is no
4562 (TARGET_STRIP_NAME_ENCODING): Undefine.
4563 * config/stormy16/stormy16-protos.h: Delete prototype for
4564 xstormy16_strip_name_encoding.
4566 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
4568 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
4569 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
4570 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
4571 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
4572 config/alpha/predicates.md, config/arc/arc.h,
4573 config/arm/arm.h, config/arm/ieee754-df.S,
4574 config/arm/ieee754-sf.S, config/bfin/bfin.c,
4575 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
4576 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
4577 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
4578 config/m68hc11/m68hc11.h, config/mips/mips.c,
4579 config/mips/mips.h, config/mips/openbsd.h,
4580 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
4581 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
4582 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4583 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
4584 config/sparc/linux.h, config/sparc/linux64.h,
4585 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
4586 doc/extend.texi, doc/gcov.texi, doc/install.texi,
4587 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
4588 typos. Follow spelling conventions.
4590 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
4593 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
4594 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
4595 specially. Check for side effects only for COND_EXPR.
4596 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
4597 return with TREE_NO_WARNING.
4599 2005-08-06 Richard Sandiford <richard@codesourcery.com>
4601 PR rtl-optimization/23233
4602 * loop.c (combine_movables): Require the modes to be the same.
4603 (move_movables): Remove handling of cases where the replacement
4604 had a different mode to the original.
4606 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
4608 PR tree-optimization/23128
4609 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
4610 subtraction wrap, and set TREE_OVERFLOW if they do.
4612 2005-08-05 Richard Henderson <rth@redhat.com>
4615 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
4616 FORCED_LABEL labels.
4618 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
4621 * reload.c (find_reloads_subreg_address): Pass down TYPE
4622 unchanged. Change all callers except find_reloads_toplev.
4624 2005-08-05 Michael Matz <matz@suse.de>
4626 * genattrtab.c (current_alternative_string): Remove.
4627 (SIMPLIFY_ALTERNATIVE): Ditto.
4628 (attr_alt_bit_p): Ditto.
4629 (alternative_name): Make const char *.
4630 (evaluate_eq_attr): Remove use of above things.
4631 (simplify_test_exp): Ditto.
4632 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
4633 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
4635 2005-08-04 James E Wilson <wilson@specifix.com>
4637 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
4638 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
4639 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
4640 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
4641 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
4643 2005-08-04 Richard Henderson <rth@redhat.com>
4646 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
4647 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
4648 * tree-sra.c (decide_block_copy): Use it. Disable element copy
4649 if we'd have to instantiate too many members.
4651 2005-08-04 Richard Henderson <rth@redhat.com>
4654 * tree-outof-ssa.c (coalesce_asm_operands): New.
4655 (coalesce_ssa_name): Use it. Split out ...
4656 (coalesce_phi_operands, coalesce_result_decls): ... these.
4658 2005-08-04 Paul Brook <paul@codesourcery.com>
4660 * read-rtl.c (read_quoted_string): Break if EOF.
4662 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
4664 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
4665 (fold_build2): Likewise.
4666 (fold_build3): Likewise.
4667 (fold_build1_stat): New function prototype.
4668 (fold_build2_stat): Likewise.
4669 (fold_build3_stat): Likewise.
4670 * fold-const.c (fold_build1): Rename to ..
4671 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4672 through to build1_stat.
4673 (fold_build2): Rename to ..
4674 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4675 through to build2_stat.
4676 (fold_build3): Rename to ..
4677 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4678 through to build3_stat.
4680 2005-08-04 David Edelsohn <edelsohn@gnu.org>
4681 Ian Lance Taylor <ian@airs.com>
4683 * function.c (assign_stack_local_1): Do not correct stack slot
4684 address if allocation size is smaller than mode size.
4686 2005-08-04 Diego Novillo <dnovillo@redhat.com>
4689 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
4690 (tree_merge_blocks): Propagate anything allowed by
4692 Clarify documentation.
4693 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
4694 SSA form, schedule an update if necessary.
4696 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
4698 * doc/install.texi (Binaries): Remove broken link to
4699 Sinix/Reliant Unix binaries.
4701 2005-08-03 Richard Henderson <rth@redhat.com>
4704 * function.c (stack_protect_epilogue): Export.
4705 * tree.h (stack_protect_epilogue): Declare.
4706 * calls.c (expand_call): Call it.
4708 2005-08-03 Eric Christopher <echristo@apple.com>
4710 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
4711 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
4714 2005-08-04 Jan Hubicka <jh@suse.cz>
4716 * profile.c (branch_prob): Split edges with goto locus on them
4717 to get proper line counts.
4718 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
4720 2005-08-03 Paul Brook <paul@codesourcery.com>
4722 * function.c (assign_parms): Round current_function_args_size
4723 to PARM_BOUNDARY, not STACK_BOUNDARY.
4725 2005-08-03 Geoffrey Keating <geoffk@apple.com>
4727 * config/i386/i386.c (x86_elf_aligned_common)
4728 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
4730 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
4732 PR tree-optimization/23157
4733 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
4734 before emitting them.
4736 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4738 PR tree-optimization/19899
4739 * Makefile.in (tree-scalar-evolution.o): Add real.h.
4740 * tree-scalar-evolution.c: Include real.h.
4741 (add_to_evolution): Build constant -1 of correct type.
4743 2005-08-03 Jan Hubicka <jh@suse.cz>
4745 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
4746 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
4747 profile updating for complette unrolling.
4748 * loop-unroll.c (peel_loop_completely): Use it.
4749 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
4750 (tree_unroll_loops_completely): Disable code growing unrolling of cold
4753 2005-08-03 Paul Brook <paul@codesourcery.com>
4755 * combine.c (can_change_dest_mode): New function.
4756 (try_combine, simplify_set): Use it.
4758 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
4760 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
4763 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
4765 * doc/install.texi (Specific): Adjust link to openavr.org.
4766 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
4767 (Binaries): Adjust HP-UX Porting Center link.
4768 (Binaries): Adjust Free Software Foundation ordering link.
4770 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
4772 * convert.c (convert_to_integer): Use fold_build1 instead of
4773 build1 when converting an integer to an integer.
4775 2005-08-02 Richard Henderson <rth@redhat.com>
4777 * combine.c (combine_instructions): Don't use reg_equal/equiv
4778 results if the mode doesn't match.
4780 2005-08-02 Mark Mitchell <mark@codesourcery.com>
4782 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
4783 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
4785 2005-08-02 Richard Henderson <rth@redhat.com>
4788 * explow.c (memory_address): Remove special-case for
4789 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
4791 2005-08-02 Diego Novillo <dnovillo@redhat.com>
4794 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
4795 number of calls to cleanup_tree_cfg_1.
4797 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
4799 * doc/invoke.texi: document file extensions .F90 and .F95
4801 2005-08-02 Richard Guenther <rguenther@suse.de>
4803 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
4804 positive if its first argument is positive.
4806 2005-08-02 Richard Guenther <rguenther@suse.de>
4808 PR tree-optimization/23177
4809 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
4812 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
4814 PR tree-optimization/23129
4815 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
4816 varying for divisions with anti-ranges.
4818 2005-08-02 Jan Hubicka <jh@suse.cz>
4820 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
4821 * tree-ssa-threadupdate.c (thread_block): Add it here.
4823 2005-08-01 James E Wilson <wilson@specifix.com>
4825 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
4826 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
4827 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
4829 * config/mips/predicates.md (const_call_insn_operand): Add check for
4830 SYMBOL_REF_LONG_CALL_P.
4831 * doc/extend.texi (long_call): Document the new attribute.
4833 2005-08-01 Ian Lance Taylor <ian@airs.com>
4834 Richard Henderson <rth@redhat.com>
4836 * Makefile.in (RTL_BASE_H): Add real.h.
4837 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
4839 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
4841 * rtl.c (rtl_check_failed_code_mode): New.
4842 * rtl.h (struct rtx_def): Add u.rv.
4843 (XCMWINT, XCNMPRV): New.
4844 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
4845 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
4847 2005-08-01 Richard Henderson <rth@redhat.com>
4849 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
4850 with auto-inc codes.
4852 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
4854 2005-08-01 Jan Hubicka <jh@suse.cz>
4856 * i386-protos.h (asm_preferred_eh_data_format): Declare.
4857 * i386.c: Include dwarf2.h
4858 (asm_preferred_eh_data_format): New.
4859 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
4861 2005-08-01 Ian Lance Taylor <ian@airs.com>
4863 * config/host-linux.c (linux_gt_pch_get_address): Add new name
4864 randomize_va_space for virtual address randomization control.
4866 2005-08-01 Steven Bosscher <stevenb@suse.de>
4868 * common.opt (flag_ipa_cp): Put in right place to maintain
4871 2005-08-01 Jan Hubicka <jh@suse.cz>
4873 * profile.c (compute_value_histograms): Fix thinko.
4874 * value-prof.c: Include toplev.h
4875 (check_counter): New function.
4876 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4877 tree_mod_subtract_transform): Add sanity check.
4879 2005-08-01 Richard Guenther <rguenther@suse.de>
4881 PR tree-optimization/23133
4882 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
4883 current functions parameter decls to find defs to cse
4886 2005-08-01 Richard Guenther <rguenther@suse.de>
4888 PR tree-optimization/23109
4889 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
4890 If trapping math is in effect, use post-dominator information
4891 to check if we'd in any case reach a trapping point before
4892 doing the reciprocal insertion.
4893 (execute_cse_reciprocals): Compute post-dominators, if necessary.
4894 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
4895 expressions are invariant only if trapping math is not in effect.
4897 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4899 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
4900 cgraph_function_versioning): New declarations.
4901 * cgraphunit.c: Add include to ipa-prop.h.
4902 (update_call_expr, cgraph_copy_node_for_versioning,
4903 cgraph_function_versioning): New functions.
4904 * integrate.c (copy_decl_for_inlining): Remove.
4905 * ipa-prop.h (ipa_replace_map): New struct.
4906 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
4907 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
4908 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
4909 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
4910 ipcp_iterate_stage, ipcp_method_scale_print,
4911 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
4912 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
4913 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
4914 ipcp_update_bb_counts, ipcp_update_profiling,
4915 ipcp_update_edges_counts): New functions.
4916 (ipcp_method_cval_init): Remove restriction regarding local methods.
4917 (ipcp_init_stage): Add ipcp_method_compute_scale.
4918 (ipcp_insert_stage): Add versioning.
4919 (ipcp_structures_print): Add ipcp_method_scale_print.
4920 (ipcp_driver): Dump profiling info.
4921 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
4922 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
4923 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
4924 (struct inline_data): Add versioning_p, ipa_info, new fields.
4925 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
4926 declare_return_variable): Replace calls to copy_decl_for_inlining with
4928 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
4930 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
4931 Add argument VERSIONING.
4932 (copy_arguments_for_versioning, copy_static_chain,
4933 function_versionable_p, tree_versionable_function_p,
4934 tree_function_versioning, replace_ref_tree): New functions.
4935 * tree-inline.h: Include varray.h.
4936 (tree_versionable_function_p, tree_function_versioning,
4937 tree copy_decl_for_dup): New declarations.
4939 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4941 * ipa-cp.c: New file. Contains IPCP specific functionality.
4942 * ipa-prop.h: New file. Contains structures/definitions that can be
4943 used by several interprocedural data flow optimizations (and also IPCP).
4944 * ipa-prop.c: New file.
4945 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
4946 * common.opt: Add ipa-cp flag.
4947 * timevar.def: Add IPCP optimization.
4948 * tree-optimize.c (init_tree_optimization_passes): Schedule
4950 * tree-pass.h (pass_ipa_cp): Declare.
4952 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
4954 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
4955 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
4956 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
4957 config/i386/i386.c, config/mips/mips.h,
4958 config/rs6000/rs6000.h, config/sh/sh.c,
4959 config/stormy16/stormy16.c: Fix comment typos.
4961 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
4964 * c-typeck.c (build_binary_op): Use common_type wrapper on
4966 (common_type): Update comment.
4968 2005-07-31 Steven Bosscher <stevenb@suse.de>
4971 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
4972 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
4973 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
4975 2005-07-31 Jan Hubicka <jh@suse.cz>
4977 * pretty-print.h (pp_widest_integer): New macro.
4978 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
4981 2005-07-31 Jan Hubicka <jh@suse.cz>
4983 * output.h (enum section_category): Export from varasm.c
4984 (categorize_decl_for_section): Likewise.
4985 * varasm.c (enum section_category): Kill.
4986 (categorize_decl_for_section): Make global.
4987 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
4989 * i386.c (ix86_section_threshold): New static variable.
4990 (ix86_in_large_data_p, ix86_encode_section_info,
4991 x86_64_elf_unique_section,
4992 x86_64_elf_select_section): New functions.
4993 (TARGET_ENCODE_SECTION_INFO): Define
4994 (override_options): Enable medium model for PIC.
4995 (ix86_expand_prologue): Expand gen_set_got_rex64.
4996 (legitimate_constant_p): Handle new UNSPECs.
4997 (legitimate_pic_address_disp_p): Likewise.
4998 (legitimize_pic_address): Lower MEDIUM model addressing.
4999 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
5000 (enum cmodel): Add MEDIUM_PIC.
5001 (SYMBOL_REF_FAR_ADDR_P): New macro.
5002 (SYMBOL_FLAG_FAR_ADDR): New flag.
5003 * i386.md (movdi): Support medium model.
5004 (set_got_rex64): New pattern.
5005 * i386.opt (mlarge-data-threshold): New flag.
5006 * predicates.md (zext_operand/sext_operand): Deal with medium model.
5007 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
5008 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
5009 TARGET_ASM_UNIQUE_SECTION): New.
5011 * invoke.texi (-mlarge_data_threshold): Document
5013 2005-07-31 Jan Hubicka <jh@suse.cz>
5015 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
5016 (coalesce_vars): Likewise.
5017 * tree-ssa-live.c (coalesce_cost): New.
5018 (build_tree_conflict_graph): Use coalesce_cost.
5019 * tree-ssa-live.h (coalesce_cost): Declare.
5021 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
5023 * arm.md (all peepholes for post-increment operations): Delete.
5024 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
5025 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
5026 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
5027 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
5028 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
5030 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
5032 * fold-const.c (tree_expr_nonnegative_p): Always return true for
5035 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
5038 * doc/invoke.texi: Document -rdynamic.
5040 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
5043 * c-parser.c (c_parser_parms_list_declarator): Call
5044 mark_forward_parm_decls.
5045 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
5046 decls with visibility structure.
5048 2005-07-30 Paul Brook <paul@codesourcery.com>
5050 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
5052 2005-07-30 Paul Brook <paul@codesourcery.com>
5054 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
5056 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
5058 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
5060 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5063 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
5064 nested function declarators.
5065 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
5066 (grokparms): Call warn_if_shadowing for parameters used within the
5068 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
5069 not used within the parameter list.
5070 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
5072 2005-07-30 Jan Hubicka <jh@suse.cz>
5074 * expr.c (expand_expr_real_1): Do not load mem targets into register.
5075 * i386.c (ix86_fixup_binary_operands): Likewise.
5076 (ix86_expand_unary_operator): Likewise.
5077 (ix86_expand_fp_absneg_operator): Likewise.
5078 * optabs.c (expand_vec_cond_expr): Validate dest.
5080 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5083 * real.c (real_from_string): Also set last bit if there is a
5084 nonzero hex digit beyond GCC's internal precision after ".".
5086 2005-07-29 David Edelsohn <edelsohn@gnu.org>
5088 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
5089 define_constants. Change duplicate values to unassigned numbers.
5090 Change UNSPEC_SUBS to UNSPEC_VSUBS.
5091 (*altivec_vspltsf): New.
5092 (altivec_vperm_v4sf): Delete.
5093 (altivec_vperm_<mode>): Use mode macro V.
5094 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
5095 (altivec_predicate_v4sf): Delete.
5096 (altivec_predicate_<mode>): Use mode macro V.
5097 (*altivec_lvesfx): New.
5098 (*altivec_stvesfx): New.
5099 (vec_realign_load_v4sf): Delete.
5100 (vec_realign_load_<mode>): Use mode macro V.
5101 * config/rs6000/rs6000.c (generate_set_vrsave): Use
5104 2005-07-29 Mark Mitchell <mark@codesourcery.com>
5107 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
5109 * configure: Regenerated.
5111 2005-07-29 Paul Brook <paul@codesourcery.com>
5113 * doc/install.texi: Add link to GFortran binaries wiki page.
5115 2005-07-29 David Ung <davidu@mips.com>
5117 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
5118 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
5119 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
5120 * config/mips/mips.md (cpu): Add 5kf name.
5121 (includes): Includes 5k.md.
5122 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
5123 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
5126 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5129 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
5130 (cleanup_tree_cfg): ... here.
5131 Call cleanup_tree_cfg_1 until there are no more cleanups to
5134 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
5136 * tree-vrp.c (compare_range_with_value): Return true or false
5137 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
5138 EQ_EXPR respectively.
5140 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
5142 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
5145 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5147 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
5148 (tree_ssa_dominator_optimize): Increment it.
5149 (dump_dominator_optimization_stats): Print it.
5151 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
5152 Steven Bosscher <stevenb@suse.de>
5154 PR rtl-optimization/23117
5155 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
5156 when head == tail. Tidy comment.
5158 2005-07-28 Richard Henderson <rth@redhat.com>
5160 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
5161 * cselib.c (rtx_equal_for_cselib_p): Likewise.
5162 * jump.c (rtx_renumbered_equal_p): Likewise.
5163 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
5164 CONST_INT and CONST_DOUBLE.
5165 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
5166 * reload.c (operands_match_p): Special case CONST_INT and
5167 CONST_DOUBLE; check mode earlier.
5169 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5172 * c-typeck.c (convert_for_assignment): Do not check
5173 DECL_IN_SYSTEM_HEADER on NULL fundecl.
5175 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5178 * c-typeck.c (composite_type): Prefer constant size arrays to
5181 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5184 * real.c (real_from_string): Set last bit if there is a nonzero
5185 hex digit beyond GCC's internal precision.
5187 2005-07-28 Richard Henderson <rth@redhat.com>
5190 * cfgcleanup.c (try_forward_edges): Watch out for end of
5193 2005-07-28 James E Wilson <wilson@specifixinc.com>
5196 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
5198 2005-07-28 Jan Hubicka <jh@suse.cz>
5200 * Makefile.in (rtl-profile.o): Kill all traces of it.
5201 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
5202 * coverage.h (rtl_coverage_counter_ref): Kill.
5203 * opts.c (flag_speculative_prefetching_set): Kill.
5204 (flag_loop_optimize_set): New.
5205 (common_handle_option): Disable loop optimizer when profiling;
5206 do not handle speculative prefetching.
5207 * passes.c (init_optimization_passes): Replace pass_profiling combo
5208 by branch_prob pass.
5209 * profile.c (compute_value_histograms): Update for simplified value
5211 (rtl_register_profile_hooks): Kill.
5212 (pass_profiling): Kill.
5213 (rest_of_handle_branch_prob): Do not profile.
5214 * toplev.c (process_options): Remove speculative prefetching.
5215 * toplev.h (flag_tree_based_profiling): Kill.
5216 * tree-profile.c (prepare_instrumented_value,
5217 tree_gen_interval_profiler, tree_gen_pow2_profiler,
5218 tree_gen_one_value_profiler, do_tree_profiling): Update for
5219 simplified datastructures.
5220 * value-prof.c: Add comment that speculative prefetching was dropped;
5221 update rest of file for simplified datastructures.
5222 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
5223 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
5224 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
5225 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
5226 rtl_mod_subtract, gen_speculative_prefetch,
5227 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
5228 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
5229 (gate_handle_value_profile_transformations,
5230 rest_of_handle_value_profile_transformations,
5231 pass_value_profile_transformations): Kill.
5232 * value-prof.h (histogram_value_t): Remove IL based unions.
5233 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
5234 rtl_profile_hooks): Remove hooks.
5236 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
5238 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
5239 (cgraph_clone_node): Likewise.
5240 * cgraph.h (cgraph_clone_edge): Update prototype.
5241 (cgraph_clone_node): Likewise.
5242 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
5244 (lookup_recursive_calls): Consider profile.
5245 (cgraph_decide_recursive_inlining): Fix updating; use new
5246 probability argument; use profile.
5247 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
5248 * tree-inline.c (copy_bb): Update clal of clone_edge.
5249 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
5251 * invoke.texi (min-inline-recursive-probability): Document.
5253 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
5255 * doc/install.texi (Configuration): Update Valgrind homepage.
5257 2005-07-28 Richard Henderson <rth@redhat.com>
5260 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
5261 labels we want to delete.
5262 (cfg_layout_merge_blocks): Likewise.
5264 2005-07-28 Richard Henderson <rth@redhat.com>
5267 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
5268 when expanding to nothing.
5270 2005-07-28 Josh Conner <jconner@apple.com>
5272 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
5273 (cgraph_decide_inlining_of_small_functions): Likewise.
5275 2005-07-28 Josh Conner <jconner@apple.com>
5277 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
5278 direction of badness if negative.
5279 (cgraph_default_inline_p): Add reason to parameters, and assign it
5281 (cgraph_decide_inlining_of_small_functions): New parameter in call
5282 to cgraph_default_inline_p.
5283 (cgraph_decide_inlining_incrementally): Likewise.
5284 * cgraphunit.c (decide_is_function_needed): Likewise.
5285 * cgraph.h (cgraph_default_inline_p): Likewise.
5287 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5289 * builtins.c: Fix comment typo(s).
5290 * genautomata.c: Likewise.
5291 * gimplify.c: Likewise.
5292 * tree-dfa.c: Likewise.
5293 * tree-flow-inline.h: Likewise.
5294 * tree-into-ssa.c: Likewise.
5295 * tree-ssa-alias.c: Likewise.
5296 * tree-ssa-ccp.c: Likewise.
5297 * tree-ssa-copy.c: Likewise.
5298 * tree-ssa-dce.c: Likewise.
5299 * tree-ssa-dom.c: Likewise.
5300 * tree-ssa-operands.c: Likewise.
5301 * tree-tailcall.c: Likewise.
5302 * tree-vectorizer.c: Likewise.
5303 * tree-vrp.c: Likewise.
5306 2005-07-28 Jeff Law <law@redhat.com>
5308 * tree-vrp.c (test_for_singularity): Extracted from ...
5309 (simplify_cond_using_ranges): Attempt to simplify a relational
5310 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
5312 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
5314 PR tree-optimization/22506
5315 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
5316 phis whose argument is constant.
5318 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
5320 PR rtl-optimization/18992
5321 Back out this patch:
5322 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5323 PR optimization/12142
5324 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
5325 uses of the register in the SET_SRC. Remove unnecessary argument.
5327 Replace it with this:
5328 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
5329 if flag_non_call_exceptions is set and the insn may trap, pass
5330 pc_rtx as dest for recursion.
5331 In SET_SRC part of SET case, if dest is already set, pass it down
5334 2005-07-28 Jan Hubicka <jh@suse.cz>
5336 * cfg.c (update_bb_profile_for_threading): Use RDIV.
5337 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
5338 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
5340 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
5341 profile when available.
5343 2005-07-28 Jan Beulich <jbeulich@novell.com>
5345 * config/ia64/ia64.c (ia64_load_pair_ok): New.
5346 (ia64_print_operand): Describe and handle 'X'.
5347 (ia64_register_move_cost): Also handle FP_REGS.
5348 (ia64_preferred_reload_class): Likewise.
5349 (ia64_secondary_reload_class): Likewise.
5350 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
5351 it. Also check for ITANIUM_CLASS_FLDP.
5352 * config/ia64/ia64.h (FP_REGNO_P): New.
5353 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
5354 (reg_class): Add FP_REGS.
5355 (REG_CLASS_NAMES): Adjust for it.
5356 (REG_CLASS_CONTENTS): Likewise.
5357 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
5358 (REG_CLASS_FROM_LETTER): Handle 'x'.
5359 (CLASS_MAX_NREGS): Handle FP_REGS.
5360 (MEMORY_MOVE_COST): Likewise.
5361 * config/ia64/ia64.md (itanium_class): Add fldp.
5362 (type): Handle fldp.
5363 (movti_internal): More allowable operand combinations. Use ldfp8 when
5364 splitting unnecessary. Remove predicable attribute. Adjust
5365 itanium_class attribute.
5366 (smuldi3_highpart): Remove outdated comment.
5367 (mulditi3, umulditi3, rotlti3): New expanders.
5368 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
5369 (absti2): Disabled new insn for future reference.
5370 Respective new splitters.
5371 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
5372 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
5373 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
5375 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
5377 PR rtl-optimization/23047
5378 * simplify-rtx.c (simplify_const_relational_operation): Respect
5379 flag_wrapv for comparisons with ABS.
5381 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
5383 PR tree-optimization/22493
5384 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
5385 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
5387 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
5389 * config/frv/frv.opt (moptimize-membar): New.
5391 * doc/invoke.texi: Document -moptimize-membar and its inverse.
5393 * config/frv/frv.h: Remove machine_function definition.
5395 * config/frv/frv.c (struct frv_io): New.
5396 (struct machine_function): Moved from frv.h. Add has_membar_p.
5397 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
5398 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
5399 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
5400 (frv_optimize_membar_global, frv_optimize_membar): New functions.
5401 (frv_reorg): Call frv_optimize_membar when appropriate.
5402 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
5403 (frv_expand_builtin): Adjust calls accordingly.
5404 (frv_io_address_cookie): New function.
5405 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
5406 load or store rather than a special insn. Add ccnstant address and
5407 io-type operands to the membar.
5408 (frv_ifcvt_modify_tests): Unsign regno.
5409 (frv_ifcvt_modify_tests): Same.
5411 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
5412 UNSPEC_OPTIONAL_MEMBAR constant.
5413 (builtin_read_<mode>): Delete.
5414 (builtin_write_<mode>): Delete.
5415 ("optional_membar_<mode>"): Add operand.
5417 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
5418 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
5419 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
5420 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
5421 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
5422 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
5423 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
5424 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
5425 * testsuite/gcc.target/frv/all-read-write-1.c: New.
5427 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
5429 * df.c (df_uses_record): Handle SCRATCH.
5431 2005-07-28 Steven Bosscher <stevenb@suse.de>
5434 * passes.c (rest_of_decl_compilation): If decl is a type and
5435 we have encountered errors, don't emit debug information.
5437 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
5439 * params.def: Fixed comment.
5441 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
5444 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
5445 (TARGET_ASM_UNALIGNED_HI_OP): Add.
5446 (TARGET_ASM_UNALIGNED_SI_OP): Add.
5448 2005-07-27 Steven Bosscher <stevenb@suse.de>
5451 * varasm.c (assemble_start_function): Don't do anything that may
5452 require a CFG if the current function is a thunk.
5454 2005-07-25 Geoffrey Keating <geoffk@apple.com>
5456 * doc/install.texi (Prerequisites): Mention that perl is needed
5457 to do export control in libstdc++ targetting Darwin.
5459 2005-07-27 Steven Bosscher <stevenb@suse.de>
5461 PR rtl-optimization/17808
5462 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
5463 (sched_insns_conditions_mutex_p): Split out from...
5464 (add_dependence): ...here. But don't call it from here.
5465 (add_dependence_list): Check sched_insns_conditions_mutex_p
5466 before calling add_dependence.
5467 (add_dependence_list_and_free): Likewise.
5468 (fixup_sched_groups): Likewise.
5469 (sched_analyze_1): Likewise.
5470 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
5471 (sched_analyze): Likewise.
5472 (sched_analyze_insn): Likewise.
5473 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
5474 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
5475 dependencies on all COND_EXEC insns to jumps ending basic blocks
5476 when doing intrablock scheduling.
5477 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
5479 2005-07-27 Jeff Law <law@redhat.com>
5481 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
5482 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
5483 equivalency sets, correctly handle the case were vr0 has an
5484 equivalency set, but vr1 does not.
5486 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
5488 PR tree-optimization/23073
5489 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
5490 vect_print_dump_info before fprintf.
5492 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5494 PR tree-optimize/22348
5495 * tree-ssa-loop-niter.c (number_of_iterations_cond):
5496 Fold the partial computation.
5498 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5500 PR tree-optimization/22325
5501 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
5503 * tree-scalar-evolution.c (scev_const_prop): Add generic final
5505 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
5506 (force_var_cost): ... this function.
5507 (compute_phi_arg_on_exit): Export.
5509 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5511 PR tree-optimization/20773
5512 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
5515 2005-07-27 Richard Guenther <rguenther@suse.de>
5517 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
5518 Avoid pushing again if current struct contains only
5519 fields we decomposed.
5521 2005-07-27 Jan Hubicka <jh@suse.cz>
5523 PR tree-optimization/22574
5524 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
5527 * tree-tailcall.c (decrease_profile): New function.
5528 (eliminate_tail_call): Use it.
5530 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
5531 visibility flags correctly in whole program mode.
5533 2005-07-26 Steve Ellcey <sje@cup.hp.com>
5535 PR rtl-optimization/22472
5536 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
5538 2005-07-26 Steven Bosscher <stevenb@suse.de>
5540 PR tree-optimization/22504
5541 * tree-complex.c (expand_complex_addition): Use 'code' instead
5542 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
5544 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5546 * config.gcc (cpu_type): Add frv case.
5547 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
5548 (supported_defaults): Add fr550 case.
5550 2005-07-26 Diego Novillo <dnovillo@redhat.com>
5553 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
5554 whether a pointer of type T * may point to objects of type T *.
5556 2005-07-26 DJ Delorie <dj@redhat.com>
5558 * configure: Regenerate.
5560 2005-07-26 Dale Johannesen <dalej@apple.com>
5562 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
5564 2005-07-26 Mark Mitchell <mark@codesourcery.com>
5566 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
5567 Clarify use of "build" in name.
5569 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5571 * doc/extend.texi (Raw read/write Functions): New section.
5572 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
5573 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
5574 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
5575 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
5576 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
5577 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
5578 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
5579 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
5580 * config/frv/frv.c: Add bdesc_loads global.
5581 Add bdesc_stores global.
5582 (frv_init_builtins): Add support for __builtin_{read/write}*.
5583 (frv_volatile_memref): New.
5584 (frv_expand_load_builtin): New.
5585 (frv_expand_store_builtin): New.
5586 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
5587 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
5588 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
5589 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
5590 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
5591 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
5592 (builtin_read_<mode>): New.
5593 (builtin_write_<mode>): New.
5594 (builtin_write64): New.
5595 (optional_membar_<mode>): New.
5597 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
5599 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
5600 (rather than units) against HOST_BITS_PER_WIDE_INT.
5602 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
5604 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
5605 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
5606 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
5607 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
5610 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
5611 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
5612 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
5614 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
5616 2005-07-26 Richard Guenther <rguenther@suse.de>
5618 PR tree-optimization/22486
5619 * fold-const.c (fold_unary): Fold away useless component
5620 references of the form (T *)&T.x, if the address
5623 2005-07-25 James E Wilson <wilson@specifixinc.com>
5625 * dwarf2out.c (add_call_src_coords_attributes): New.
5626 (gen_inlined_subroutine_die): Call it.
5627 (maybe_emit_file, init_file_table): Add comments.
5628 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
5630 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
5631 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
5632 * tree.h (BLOCK_SOURCE_LOCATION): New.
5633 (struct tree_block): New field locus.
5635 2005-07-26 Andreas Schwab <schwab@suse.de>
5637 PR rtl-optimization/23043
5638 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
5639 when allocating a struct unoccr.
5641 2005-07-25 Richard Henderson <rth@redhat.com>
5644 * tree-complex.c (gate_no_optimization): True if errors.
5645 * Makefile.in (tree-complex.o): Update dependencies.
5647 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
5649 * config/frv/predicates.md (integer_register_operand): Use
5652 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5655 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
5657 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
5659 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5661 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
5662 types when flag_unsafe_math_optimizations is true.
5664 2005-07-25 Mark Mitchell <mark@codesourcery.com>
5666 * gcc.c (option_map): Add --sysroot.
5667 (process_command): Handle --sysroot.
5668 (display_help): Document it.
5669 * doc/cppopts.tex (-isysroot): Document.
5670 * doc/invoke.texi (--sysroot): Document.
5671 * doc/install.texi (--with-build-sysroot): Document.
5673 * Makefile.in (inhibit_libc): New variable.
5674 (INHIBIT_LIBC_CFLAGS): Likewise.
5675 (LIBGCC2_CFLAGS): Include
5676 $(INHIBIT_LIBC_CFLAGS).
5677 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
5678 ($(T)crtbegin.o): Do not use @inhibit_libc@.
5679 ($(T)crtend.o): Likewise.
5680 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
5681 ($(T)crtendS.o): Likewise.
5682 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
5683 ($(T)crtendT.o): Likewise.
5684 (stmp-fixinc): Do not complain about missing headers if
5686 * configure.ac (inhibit_libc): Set it to true/false.
5687 (--with-build-sysroot): New option. Use it to set
5689 * configure: Regenerated.
5691 2005-07-25 Manfred Hollstein <mh@suse.com>
5693 * calls.c (store_one_arg): Fix unsigned comparison warning.
5695 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5698 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
5699 (ggc_print_statistics): Initialize variable before use.
5701 2005-07-25 Richard Guenther <rguenther@suse.de>
5703 * tree-dfa.c (mark_new_vars_to_rename): Protect against
5704 calling with a PHI_NODE argument.
5706 * tree-flow-inline.h (overlap_subvar): Protect against
5709 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
5711 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
5712 * configure: Regenerate.
5714 2005-07-25 Ira Rosen <irar@il.ibm.com>
5716 * expr.c (highest_pow2_factor): Make extern.
5717 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
5718 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5719 record_array_differ_p, array_ptr_differ_p): Likewise.
5720 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
5721 additional cases. Call the above functions.
5722 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
5723 base_object_differ_p when there are two base objects. Otherwise, compare
5724 base address and offset. Call may_alias_p.
5725 (dump_data_reference): Use a correct field name.
5726 (analyze_array): Make static. Initialize new data-ref fields.
5727 (analyze_indirect_ref): New function.
5728 (init_data_ref): Initialize new data-ref fields.
5729 (strip_conversion): Moved from tree-vect-analyze.c.
5730 (analyze_offset_expr, get_ptr_offset, address_analysis,
5731 object_analysis): Likewise.
5732 (analyze_offset): New function.
5733 (create_data_ref): Likewise.
5734 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
5735 dimensions for ARRAY_REFs only.
5736 (build_classic_dist_vector): Make static.
5737 (access_functions_are_affine_or_constant_p): Call macro to get the
5738 address of access functions.
5739 (compute_all_dependences): Add new parameter
5740 compute_self_and_read_read_dependences. Compute self and read-read
5741 dependences if it is true.
5742 (find_data_references_in_loop): Call create_data_ref. Initialize new
5744 (compute_data_dependences_for_loop): Add new parameter
5745 compute_self_and_read_read_dependences. Remove parameter nb_loops,
5746 compute nb_loops. Call compute_all_dependences,
5747 build_classic_dist_vector and build_classic_dir_vector with correct
5749 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
5750 with correct parameters. Compare dimensions for ARRAY_REFs only.
5751 (free_data_refs): Call macro to free access functions.
5752 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
5753 fields from stmt_vinfo.
5754 (struct base_object_info): New structure.
5755 (struct data_reference): Move fields to base_object_info. Add fields
5756 first_location and object_info for above structures. Move fields from
5757 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
5758 aligned_to. Add macros to access the new fields.
5759 Update functions declarations.
5760 * tree-flow.h (is_aliased_with): Declare.
5761 * tree-loop-linear.c (linear_transform_loops): Call
5762 compute_data_dependences_for_loop with correct parameters.
5763 * tree-ssa-alias.c (is_aliased_with): New function.
5764 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
5765 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
5766 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
5767 vect_base_addr_differ_p, compute_subscript_distance and
5768 build_classic_dist_vector. Add printings. Check absolute value of
5770 (vect_analyze_data_ref_dependences): Go through ddrs instead of
5772 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
5773 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
5774 to bytes. Add printing.
5775 (vect_compute_data_refs_alignment): Go through loads and stores in one
5777 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
5778 vect_analyze_data_ref_access): Likewise.
5779 (vect_analyze_pointer_ref_access): Remove.
5780 (vect_address_analysis, vect_object_analysis): Likewise.
5781 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
5782 and analyze data-refs in the loop.
5783 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
5784 fields of data-ref instead of stmt. Add init to the offset from the
5786 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
5787 (vect_update_init_of_dr): Likewise.
5788 (vect_update_inits_of_drs): Go through loads and stores in one loop.
5789 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
5791 (new_loop_vec_info): Initialize new fields.
5792 (destroy_loop_vec_info): Free new fields.
5793 (vect_strip_conversion): Remove.
5794 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
5795 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
5796 datarefs. Add new field ddrs.
5797 Add macros for the new fields access.
5798 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
5799 base_aligned_p, misalignment, memtag, ptr_info and subvars.
5800 Remove their macros.
5801 * tree.h (highest_pow2_factor): Declare.
5803 2005-07-25 Jakub Jelinek <jakub@redhat.com>
5805 * calls.c (store_one_arg): Check for sibling call MEM arguments
5806 from already clobbered incoming argument area.
5808 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5810 * c-common.c (check_missing_format_attribute): New.
5811 * c-common.h (check_missing_format_attribute): Likewise.
5812 * c-typeck.c (convert_for_assignment): Use it.
5814 2005-07-24 Andreas Schwab <schwab@suse.de>
5816 * config/m68k/m68k.md ("extendqidi2"): When source is an address
5817 register use a word move. Correct operand of ext.w in 68000 code.
5819 2005-07-23 Mark Mitchell <mark@codesourcery.com>
5821 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
5822 variables as declarations, rather than definitions.
5824 2005-07-24 Ira Rosen <irar@il.ibm.com>
5826 PR tree-optimization/22526
5827 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
5830 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5832 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
5833 that C99 reserve for future use. Use it to define clog10,
5834 clog10f and clog10l.
5836 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5838 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
5839 * configure.ac: Check for -Wmissing-format-attribute.
5841 * configure: Regenerate.
5843 2005-07-23 Richard Henderson <rth@redhat.com>
5845 PR tree-optimization/22623
5846 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
5848 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
5851 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
5853 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5855 * Makefile.in (C_TREE_H): Update dependencies.
5856 * c-tree.h: Include toplev.h.
5857 * diagnostic.h (diagnostic_set_info): Add format attribute.
5858 * rtl-error.c (diagnostic_for_asm): Likewise.
5860 2005-07-23 Chao-ying Fu <fu@mips.com>
5862 * config/mips/mips-dsp.md: New file.
5863 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
5864 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
5866 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
5867 MIPS_BUILTIN_BPOSGE32.
5868 (mips_expand_builtin_direct): Add one parameter to indicate that
5869 builtin functions need to return a value.
5870 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
5872 (mips_regno_to_class): Add classes for 12 new DSP registers.
5873 (mips_subword): Change to check four HI registers.
5874 (mips_output_move): Output move to and from 6 new DSP accumulators.
5875 (override_options): Make sure -mdsp and -mips16 are not used together.
5876 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
5878 (mips_conditional_register_usage): Disable 6 new DSP accumulators
5880 (print_operand): Add 'q' for printing DSP accumulators.
5881 (mips_cannot_change_mode_class): Check ACC_REGS.
5882 (mips_secondary_reload_class): Check ACC_REGS.
5883 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
5884 (mips_register_move_cost): Check ACC_REGS.
5885 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
5886 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
5887 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
5888 (dsp_bdesc): New array.
5889 (bdesc_arrays): Add DSP builtin function table.
5890 (mips_prepare_builtin_arg): Check predicate again after
5892 (mips_expand_builtin): Add one more parameter to
5893 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
5894 MIPS_BUILTIN_BPOSGE32.
5895 (mips_init_builtins): Initialize new function types.
5896 (mips_expand_builtin_direct): Check if builtin functions need to
5897 return a value and pass operands properly.
5898 (mips_expand_builtin_bposge): New function.
5899 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
5900 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
5901 (FIRST_PSEUDO_REGISTER): Increase to 188.
5902 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
5903 Update for 12 new DSP registers.
5904 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
5905 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
5906 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
5907 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
5908 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
5909 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
5910 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
5911 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
5912 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
5913 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
5914 (REGISTER_NAMES): Add names for 12 new DSP registers.
5915 * config/mips/mips.md: Include mips-dsp.md.
5916 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
5917 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
5918 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
5919 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
5920 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
5921 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
5922 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
5923 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
5924 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
5925 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
5926 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
5927 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
5928 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
5929 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
5930 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
5931 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
5932 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
5933 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
5934 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
5935 (UNSPEC_RDDSP): New constants.
5936 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
5937 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
5939 * config/mips/mips.opt (-mdsp): New option.
5940 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
5941 (reg_imm10_operand): New predicates.
5942 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
5943 * doc/invoke.texi (-mdsp): Document new option.
5945 2005-07-22 DJ Delorie <dj@redhat.com>
5947 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
5949 * tree-inline.c (inlinable_function_p): Likewise.
5951 2005-07-22 Mark Mitchell <mark@codesourcery.com>
5954 * toplev.c (check_global_declarations): Do not mark undefined
5955 variables as DECL_IGNORED_P.
5956 * varasm.c (first_global_object_name): GTY it.
5957 (weak_global_object_name): Likewise.
5958 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
5959 a string to go into {weak,first}_global_object_name.
5961 2005-07-22 DJ Delorie <dj@redhat.com>
5963 * c-format.c (check_function_format): Change warning control
5964 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
5966 2005-07-22 Diego Novillo <dnovillo@redhat.com>
5968 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
5969 &PTR->FLD a dereference of PTR.
5970 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
5971 a potential dereference of PTR.
5973 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
5975 PR rtl-optimization/20370
5976 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
5977 call allocate_reg_info if necessary.
5979 PR rtl-optimization/21848
5980 * calls.c (emit_library_call_value_1): For const functions, add
5981 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
5983 PR rtl-optimization/22445
5984 * cselib.c (target.h): Include.
5985 (rtx_equal_for_cselib_p): Allow commutative matches.
5986 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
5987 Remove MODE parameter. Changed all callers.
5989 PR rtl-optimization/22258
5990 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
5992 (try_combine): Use likely_spilled_retval_p.
5994 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
5996 * config.gcc: Add crx-elf support.
5998 * doc/contrib.texi: Mention crx.
5999 * doc/extend.texi: Document crx extensions.
6000 * doc/install.texi: Document crx install.
6001 * doc/invoke.texi: Document crx options.
6002 * doc/md.texi: Document crx constraints.
6004 * config/crx/crx-protos.h: New file.
6005 * config/crx/crx.c: New file.
6006 * config/crx/crx.h: New file.
6007 * config/crx/crx.md: New file.
6008 * config/crx/crx.opt: New file.
6009 * config/crx/t-crx: New file.
6011 2005-07-22 Manfred Hollstein <mh@suse.com>
6013 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
6015 (int_add_graph_edge): Likewise.
6016 (collapse_nodes): Likewise.
6017 (process_unification_queue): Likewise.
6019 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6020 Laurent GUERBY <laurent@guerby.net>
6022 PR tree-optimization/22336
6023 * function.c (record_block_change): Check for
6024 cfun->ib_boundaries_block.
6026 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
6028 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
6029 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
6031 2005-07-21 DJ Delorie <dj@redhat.com>
6033 * toplev.c (warn_deprecated_use): Add warning control to warning
6035 * c-typeck.c (parser_build_binary_op): Likewise.
6036 (c_finish_if_stmt): Likewise.
6037 * c-common.c (check_function_sentinel): Likewise.
6038 (check_nonnull_arg): Likewise.
6040 2005-07-21 Richard Henderson <rth@redhat.com>
6043 * tree-complex.c (complex_ssa_name_components): New.
6044 (cvc_lookup): Allow entry not found.
6045 (create_components): Remove.
6046 (create_one_component_var, get_component_var): New.
6047 (get_component_ssa_name, set_component_ssa_name): New.
6048 (extract_component): Use get_component_ssa_name.
6049 (update_complex_components): Use set_component_ssa_name.
6050 (update_complex_components_on_edge): Likewise.
6051 (update_phi_components): Create new PHI nodes directly, instead
6052 of adding insns to edges.
6053 (tree_lower_complex): Allocate and free complex_variable_components
6054 and complex_ssa_name_components here.
6056 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
6058 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
6059 revert to returning false.
6061 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6064 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
6066 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6069 * config/i386/i386.md (cmpxf): Change operand constraints
6070 to "nonmemory_operand".
6072 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6074 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
6076 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6079 * fold-const.c (fold_build1): Add checksum for the operands.
6080 (fold_build2): Likewise.
6081 (fold_build3): Likewise.
6083 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6086 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
6088 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6090 * common.opt (-fforward-propagate): Committed by mistake,
6093 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6095 * reg-stack.c: Fix comment typo(s).
6096 * tree-ssa-operands.c: Likewise.
6097 * tree-vectorizer: Likewise.
6099 2005-07-21 Nick Clifton <nickc@redhat.com>
6101 * config/sh/symbian.c: Replace C++ style line comments with C
6102 style line comments.
6103 (symbian_add_attribute): Do not use a ? operator on the LHS of
6105 (sh_symbian_handle_dll_attribute): Change the type of the
6106 method vector to "VEC(tree,gc)*" and use vector accessor
6107 macros to walk over the elements.
6108 (symbian_export_vtable_and_rtti_p): Likewise.
6109 (symbian_class_needs_attribute_p): Likewise.
6111 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6114 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
6115 initialize targetm.resolve_overloaded_builtin here.
6116 (altivec_expand_overloaded_builtin): Make it non-static.
6117 * config/rs6000/rs6000-protos.h
6118 (altivec_expand_overloaded_builtin): New prototype.
6119 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
6120 targetm.resolve_overloaded_builtin here.
6121 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
6123 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6124 Zdenek Dvorak <dvorakz@suse.cz>
6126 PR tree-optimization/19210
6127 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
6129 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
6130 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
6131 rely on unproven assumptions.
6132 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
6133 * tree-flow.h (number_of_iterations_exit): Add final parameter.
6134 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
6135 to number_of_iterations_exit.
6136 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
6137 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
6138 * tree-ssa-loop-niter.c (find_loop_niter,
6139 estimate_numbers_of_iterations_loop): Likewise.
6140 (number_of_iterations_exit): Honor the new options.
6141 * doc/invoke.texi (Wunsafe-loop-optimizations,
6142 funsafe-loop-optimizations): Document them.
6144 2005-07-21 Richard Sandiford <richard@codesourcery.com>
6146 PR rtl-optimization/22167
6147 * gcse.c (hoist_code): Fix hoist_exprs[] check.
6149 2005-07-20 Adam Nemet <anemet@lnxw.com>
6151 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
6152 __do_global_dtors_aux longcall.
6154 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
6156 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
6157 (old_special_pred_table): Don't reference
6158 SPECIAL_MODE_PREDICATES.
6159 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
6160 * config/arc/arc.h: Don't mention PREDICATE_CODES.
6161 * config/sh/predicates.h: Don't mention
6162 SPECIAL_MODE_PREDICATES.
6163 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
6166 2005-07-20 DJ Delorie <dj@redhat.com>
6168 * config.gcc: Add m32c-elf support.
6170 * doc/contrib.texi: Mention m32c.
6171 * doc/extend.texi: Document m32c extensions.
6172 * doc/install.texi: Mention m32c.
6173 * doc/invoke.texi: Document m32c options.
6174 * doc/md.texi: Document m32c constraints.
6176 * config/m32c/addsub.md: New file.
6177 * config/m32c/bitops.md: New file.
6178 * config/m32c/cond.md: New file.
6179 * config/m32c/jump.md: New file.
6180 * config/m32c/m32c-lib1.S: New file.
6181 * config/m32c/m32c-lib2.c: New file.
6182 * config/m32c/m32c-modes.def: New file.
6183 * config/m32c/m32c-pragma.c: New file.
6184 * config/m32c/m32c-protos.h: New file.
6185 * config/m32c/m32c.abi: New file.
6186 * config/m32c/m32c.c: New file.
6187 * config/m32c/m32c.h: New file.
6188 * config/m32c/m32c.md: New file.
6189 * config/m32c/m32c.opt: New file.
6190 * config/m32c/minmax.md: New file.
6191 * config/m32c/mov.md: New file.
6192 * config/m32c/muldiv.md: New file.
6193 * config/m32c/predicates.md: New file.
6194 * config/m32c/prologue.md: New file.
6195 * config/m32c/shift.md: New file.
6196 * config/m32c/t-m32c: New file.
6198 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6200 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
6201 (stack_protect_set, stack_protect_test): New expanders.
6202 (stack_protect_set_si, stack_protect_set_si_media,
6203 stack_protect_set_di_media, stack_protect_test_si,
6204 stack_protect_test_si_media, stack_protect_test_di_media):
6207 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
6209 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
6211 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
6213 * tree.h (tree_expr_nonzero_p): Export.
6214 * fold-const.c (tree_expr_nonzero_p): Likewise.
6215 Return true for CALL_EXPRs that are alloca calls.
6216 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
6218 * tree-flow.h (expr_computes_nonzero): Remove.
6219 * tree-vrp.c (expr_computes_nonzero): Remove.
6220 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
6221 (extract_range_from_unary_expr): Likewise.
6222 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
6223 tree_expr_nonzero_p.
6225 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
6227 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
6228 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
6229 extra arg "picreg" and use it instead of pic_offset_table_rtx.
6230 All callers changed.
6231 (frame_related_constant_load): New arg "related" which controls
6232 setting of RTX_FRAME_RELATED_P. All callers changed.
6233 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
6234 (bfin_expand_prologue): Add stack limit checking.
6235 * config/bfin/bfin.md (trapifcc): New pattern.
6237 * config/bfin/bfin.c: Include "langhooks.h".
6238 (def_builtin): Go through lang_hooks to call builtin_function.
6240 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
6241 * config/bfin/predicates.md (symbol_ref_operand): New.
6242 (call_insn_operand): Delete. All callers changed to use
6243 register_no_elim_operand.
6244 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
6246 (function_arg): Use it to generate the call's operand 2.
6247 (bfin_longcall_p): New function.
6248 (bfin_expand_call): Extra arg "cookie". All callers and declaration
6249 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
6250 determine if the address needs to be in a REG.
6251 (bfin_handle_longcall_attribute): New function.
6252 (bfin_attribute_table): Add "longcall" and "shortcall".
6253 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
6254 (CUMULATIVE_ARGS): New member call_cookie.
6255 (PREDICATE_CODES): Add symbol_ref_operand.
6256 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
6257 extra USE to the pattern.
6258 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
6259 New patterns, split off call_insn, sibcall_insn, call_value_insn and
6260 sibcall_value_insn; now the new patterns handle direct calls and the
6261 old ones indirect calls.
6262 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
6264 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6266 * doc/trouble.texi: Update section on handling of empty loops.
6268 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
6270 * config.gcc: Remove support for sparc-*-openbsd*,
6271 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
6273 * config.host: Remove support for i860-*-sysv4* as a host.
6274 * config/i860/*, config/ip2k/*, config/ns32k/*,
6275 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
6276 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
6277 mention obsolete ports.
6279 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6281 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
6283 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
6284 of frame_pointer_rtx.
6285 (sh_expand_epilogue): Likewise.
6286 (sh_set_return_address): Likewise.
6287 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
6288 instead of FRAME_POINTER_REGNUM if needed. Add elimination
6289 offsets from FRAME_POINTER_REGNUM.
6290 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
6291 (sh_register_names): Add initializer for sfp.
6292 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
6293 (VALID_REGISTER_P): Likewise.
6294 (FIRST_PSEUDO_REGISTER): Update.
6295 (DWARF_FRAME_REGISTERS): Define.
6296 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
6297 (HARD_FRAME_POINTER_REGNUM): Define.
6298 (FRAME_POINTER_REGNUM): Redefine.
6299 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
6300 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
6301 from FRAME_POINTER_REGNUM.
6302 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
6303 FRAME_POINTER_REGNUM.
6304 (REG_CLASS_CONTENTS): Add sfp.
6305 (REG_ALLOC_ORDER): Likewise.
6306 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
6307 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
6308 of frame_pointer_rtx.
6309 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6311 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
6313 * fold-const.c (tree_expr_nonnegative_p): Only return true for
6314 ABS_EXPR when flag_wrapv is false because of INT_MIN.
6315 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
6317 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
6320 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
6322 Make CONSTRUCTOR use VEC to store initializers.
6323 * c-common.c (complete_array_type): Update to cope with VEC in
6325 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
6326 (pp_c_constructor_elts): New function.
6327 * c-pretty-print.h (pp_c_constructor_elts): Declare.
6328 * c-typeck.c (build_function_call, build_c_cast, digest_init,
6329 struct constructor_stack, struct initializer_stack,
6330 constructor_elements, push_init_level, pop_init_level,
6331 add_pending_init, find_init_member, output_init_element): Update to
6332 cope with VEC in CONSTRUCTOR_ELTS.
6333 * coverage.c (build_fn_info_value, build_ctr_info_value,
6334 build_gcov_info): Likewise.
6335 * expr.c (categorize_ctor_elements_1, store_constructor,
6336 expand_expr_real_1): Likewise.
6337 * fold-const.c (fold_ternary): Likewise.
6338 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
6339 gimplify_init_constructor, gimplify_expr): Likewise.
6340 * tree-dump.c (dequeue_and_dump): Likewise.
6341 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
6343 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
6345 * tree-sra.c (generate_element_init_1): Likewise.
6346 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
6347 * tree-ssa-operands.c (get_expr_operands): Likewise.
6348 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
6349 * tree-vect-transform.c (vect_get_vec_def_for_operand):
6350 (get_initial_def_for_reduction): Likewise.
6351 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
6352 value handle in annotations.
6353 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
6354 tree_node_structure): Add support for constr_kind.
6355 (build_vector_from_ctor, build_constructor_single,
6356 build_constructor_from_list): New functions.
6357 (build_constructor): Update to take a VEC instead of a TREE_LIST.
6358 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
6359 Update to cope with VEC in CONSTRUCTOR_ELTS.
6360 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
6361 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
6362 CONSTRUCTOR_APPEND_ELT): New macros.
6363 (struct constructor_elt, struct tree_constructor): New data types.
6364 (union tree_node): Add tree_constructor field.
6365 * treestruct.def: Define TS_CONSTRUCTOR.
6366 * varasm.c (const_hash_1, compare_constant, copy_constant,
6367 compute_reloc_for_constant, output_addressed_constants,
6368 initializer_constant_valid_p, output_constant,
6369 array_size_for_constructor, output_constructor): Update to cope with
6370 VEC in CONSTRUCTOR_ELTS.
6371 * vec.h (VEC_empty, VEC_copy): New macros.
6373 2005-07-19 Devang Patel <dpatel@apple.com>
6375 * dbxout.c (dbxout_type): Check Objective-C++ lang.
6377 2005-07-19 Richard Henderson <rth@redhat.com>
6380 * gimplify.c (gimplify_expr): Use main variant type for the temp
6381 destination for a discarded volatile read.
6382 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
6383 casts between non-void types that change volatility.
6385 2005-07-15 DJ Delorie <dj@redhat.com>
6387 * toplev.h: Add comment about the first parameter for warning().
6388 * errors.h: Likewise.
6390 * c.opt (Wpragmas): New.
6391 * doc/invoke.texi: Document it.
6393 * function.c (do_warn_unused_parameter): Add warning control to
6395 * c-decl.c (warn_if_shadowing): Likewise.
6396 * c-lex.c (cb_def_pragma): Likewise.
6397 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
6398 (pop_alignment): Likewise.
6399 (handle_pragma_pack): Likewise.
6400 (apply_pragma_weak): Likewise.
6401 (handle_pragma_weak): Likewise.
6402 (handle_pragma_redefine_extname): Likewise.
6403 (add_to_renaming_pragma_list): Likewise.
6404 (handle_pragma_extern_prefix): Likewise.
6405 (maybe_apply_renaming_pragma): Likewise.
6406 (handle_pragma_visibility): Likewise.
6408 * config/c4x/c4x-c.c (BAD): Likewise.
6409 (c4x_parse_pragma): Likewise.
6410 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
6411 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
6412 (rs6000_pragma_longcall): Likewise.
6413 * config/v850/v850-c.c (pop_data_area): Likewise.
6414 (ghs_pragma_section): Likewise.
6415 (ghs_pragma_section): Likewise.
6416 (ghs_pragma_interrupt): Likewise.
6417 (ghs_pragma_starttda): Likewise.
6418 (ghs_pragma_startsda): Likewise.
6419 (ghs_pragma_startzda): Likewise.
6420 (ghs_pragma_endtda): Likewise.
6421 (ghs_pragma_endsda): Likewise.
6422 (ghs_pragma_endzda): Likewise.
6424 2005-07-19 Danny Berlin <dberlin@dberlin.org>
6425 Kenneth Zadeck <zadeck@naturalbridge.com>
6427 * Makefile.in: Removed tree-promote-statics.c
6428 * tree-promote-statics.c: Removed.
6429 * common.opt: Removed flag-promote-statics.
6431 * passes.c: Removed tree-promote-statics pass.
6432 * tree-pass.h: Ditto.
6433 * timevar.def: Removed TV_PROMOTE_STATICS.
6436 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
6438 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
6440 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
6442 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6445 * c-common.c (check_function_arguments): Call
6446 'check_function_format' if either -Wformat or
6447 -Wmissing-format-attribute are specified.
6448 * c-format.c (check_function_format): Check -Wformat before
6449 calling 'check_format_info'.
6450 * c-opts.c (c_common_post_options): Don't warn for
6451 -Wmissing-format-attribute without -Wformat.
6452 * c-typeck.c (convert_for_assignment): Detect additional cases for
6453 -Wmissing-format-attribute.
6454 * doc/invoke.texi (-Wmissing-format-attribute): Document new
6457 2005-07-19 Richard Guenther <rguenther@suse.de>
6459 * config/i386/i386.md (lrint<mode>2): Use temporary
6460 instead of clobbering non-existent memory.
6462 2005-07-19 Nick Clifton <nickc@redhat.com>
6464 * config/avr/avr.c (legitimate_address_p): Fix debugging print
6465 statement to avoid displaying ASCII control characters.
6467 2005-07-19 Ben Elliston <bje@au.ibm.com>
6469 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
6470 * cfganal.c (find_edge_index): Ditto.
6471 * combine.c (combine_instructions): Ditto.
6472 * ddg.c (create_scc): Ditto.
6473 (find_successors): Ditto.
6474 (find_predecessors): Ditto.
6475 (find_nodes_on_paths): Ditto.
6476 (longest_simple_path): Ditto.
6477 * flow.c (update_life_info): Ditto.
6478 (count_or_remove_death_notes): Ditto.
6479 (clear_log_links): Ditto.
6480 * modulo-sched.c (generate_reg_moves): Ditto.
6481 (find_max_asap): Ditto.
6482 (find_max_hv_min_mob): Ditto.
6483 (find_max_dv_min_mob): Ditto.
6484 * sbitmap.c (sbitmap_first_set_bit): Ditto.
6485 * sched-rgn.c (extract_edgelst): Ditto.
6486 * tree-into-ssa.c (prepare_names_to_update): Ditto.
6487 (dump_update_ssa): Ditto.
6488 (ssa_names_to_replace) Ditto.
6489 (switch_virtuals_to_full_rewrite): Ditto.
6490 (update_ssa): Ditto.
6491 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6493 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
6495 Fix PR tree-optimization/22483
6497 * tree-complex.c (create_components): Use
6498 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
6499 * tree-flow-inline.h (fill_referenced_var_vec): New function.
6500 * tree-flow.h (safe_referenced_var_iterator): New structure.
6501 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
6502 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
6503 safe_referenced_var iterator.
6504 (add_type_alias): Ditto.
6506 2005-07-19 Steven Bosscher <stevenb@suse.de>
6508 * loop-init.c (rest_of_handle_loop2): Remove.
6509 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
6510 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
6511 (pass_rtl_loop_init, pass_rtl_loop_done,
6512 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
6513 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
6514 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
6515 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
6516 pass_tree_loop_done, and pass_tree_unswitch.
6517 (gate_loop): Rename to gate_tree_loop.
6518 * passes.c (init_optimization_passes): Update for renamed tree
6519 loop passes. Add the new loop2 passes as subpasses of loop2.
6520 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
6521 Update for the renamed tree loop passes.
6523 2005-07-18 Ian Lance Taylor <ian@airs.com>
6526 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
6527 blocks when optimizing.
6529 2005-07-18 Steve Ellcey <sje@cup.hp.com>
6531 * common.opt (frename-registers): Initialize to 2.
6533 (fgcse-after-reload): Ditto.
6534 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
6535 (process_options): Only change flag_web, flag_rename_registers,
6536 and flag_rerun_cse_after_loop if not explicitly set by user.
6538 2005-07-18 Jan Beulich <jbeulich@novell.com>
6540 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
6541 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
6542 in 64-bit mode the same as DImode in 32-bit mode.
6543 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
6544 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
6545 mode. Add new mode parameter.
6546 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
6547 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
6548 x86_64_shift_adj): New expanders.
6549 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
6550 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
6552 Respective new splitters. Use renamed shift splitter helpers in 32-bit
6553 DImode shift splitters.
6554 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
6555 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
6558 2005-07-18 Jan Beulich <jbeulich@novell.com>
6560 * i386.md (movdi_extzv_1): New.
6561 (zero_extendhidi2): Combine alternatives and never force use of
6563 (zero_extendqidi2): Likewise. Don't restrict input selection.
6565 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6567 Fix PR tree-optimization/22531
6568 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
6571 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6573 * tree-promote-statics.c (pass_promote_statics): Change dump file
6576 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6578 * tree-optimize.c (init_tree_optimization_passes): Add
6579 pass_eliminate_useless_stores pass.
6580 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
6581 * tree-ssa-pre.c (is_copy_stmt): New function.
6582 (follow_copies_till_vuse): Ditto.
6583 (do_eustores): Ditto.
6584 (gate_eustores): Ditto.
6586 2005-07-16 Richard Henderson <rth@redhat.com>
6588 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
6590 2005-07-16 Danny Berlin <dberlin@dberlin.org>
6591 Kenneth Zadeck <zadeck@naturalbridge.com>
6593 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
6594 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
6595 ipa-type-escape.h, tree-promote-statics.c
6596 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
6597 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
6598 tree-promote-statics.c: new files.
6599 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
6600 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
6601 int nonlocal_set_p, mark_constant_function): Deleted.
6602 (rest_of_handle_cfg): Removed call to mark_constant_function.
6603 (nonoverlapping_component_refs_p): Added calls to support
6604 type based aliasing.
6605 * tree-ssa-alias.c (may_alias_p,
6606 compute_flow_insensitive_aliasing): Ditto.
6607 * calls.c (flags_from_decl_or_type): Removed reference to
6609 * c-typeck.c (convert_arguments): Make builtins tolerant of having
6610 too many arguments. This is necessary for Spec 2000.
6611 * cgraph.h (const_function, pure_function): Removed.
6612 * common.opt: Added "fipa-pure-const", "fipa-reference",
6613 "fipa-type-escape", and "ftree-promote-static".
6615 * passes.c: Added ipa and tree-promote-statics passes.
6616 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
6617 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
6618 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
6619 * tree-flow.h: Added exposed sra calls and addition of
6620 reference_vars_info field for FUNCTION_DECLS.
6621 * tree-pass.h: Added passes.
6622 * tree-sra.c: (sra_init_cache): New function.
6623 (sra_insert_before, sra_insert_after) Made public.
6624 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
6626 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
6627 aliasing. (may_alias_p): Added code to use type escape analysis to
6629 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
6630 code to prune clobbers of static variables based on information
6631 produced in ipa-reference pass. Changed call clobbering so that
6632 statics are not marked as clobbered if the call does not clobber
6635 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
6637 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
6640 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6642 * doc/install.texi (*-*-solaris2*): Document recommended version
6643 of GNU binutils and mention GNU linker problem on Solaris 10.
6645 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
6648 * c-decl.c (c_build_bitfield_integer_type): New function.
6649 (finish_struct): Call it.
6650 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
6652 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6654 * c-typeck.c (digest_init): Call 'convert_for_assignment'
6657 2005-07-16 Jan Hubicka <jh@suse.cz>
6659 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
6660 (scale_bbs_frequencies_int): Watch roundoff errors.
6661 * predict.c (return_prediction): Initialize return_stmt.
6663 2005-07-16 Jan Hubicka <jh@suse.cz>
6665 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
6666 after RTL profiling.
6668 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
6671 * fold-const.c (build_range_check): Convert high/low to etype
6672 if we are only comparing against exp.
6674 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
6676 Fix PR tree-optimization/22376
6677 * tree-ssa-structalias.c (build_constraint_graph): We really meant
6679 (need_to_solve): New function.
6680 (compute_points_to_sets): Use it.
6682 2005-07-15 Jan Hubicka <jh@suse.cz>
6684 * cfg.c (update_bb_profile_for_threading): More diagnostic.
6685 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
6687 2005-07-15 Richard Guenther <rguenther@suse.de>
6689 * c-common.c (handle_flatten_attribute): New function.
6690 Add flatten function attribute.
6691 * doc/extend.texi: Document flatten function attribute.
6692 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
6693 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
6695 (cgraph_decide_inlining): Handle functions with flatten
6698 2005-07-14 David Edelsohn <edelsohn@gnu.org>
6700 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
6701 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
6702 UNSPEC_XCHG, UNSPEC_AND): New.
6703 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
6704 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
6705 * config/rs6000/sync.md (FETCHOP): New code macro.
6706 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
6708 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
6709 (sync_compare_and_swap<mode>): Same.
6710 (sync_lock_test_and_set<mode>): Same.
6711 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
6712 for QImode and HImode, and not PPC405.
6713 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
6714 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
6715 (sync_<fetchop>{si,di}_internal): New.
6716 (sync_nand{si,di}_internal): New.
6717 (sync_old_<fetchop>{si,di}_internal): New.
6718 (sync_old_nand{si,di}_internal): New
6719 (sync_new_<fetchop>{si,di}_internal): New.
6720 (sync_new_nand{si,di}_internal): New.
6721 (atomic_and{si,di}): New.
6722 (sync_new_nand{si,di}_internal): New.
6723 (atomic_and{si,di}): New.
6724 (sync_add<mode>_internal): Delete.
6725 (sync_addshort_internal): Use unspec instead of unspec_volatile.
6726 (sync_sub<mode>_internal): Delte.
6727 (sync_subshort_internal): New.
6728 (sync_andsi_internal): Use unspec instead of unspec_volatile.
6729 (sync_anddi_internal): Delete.
6730 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
6731 (sync_booldi_internal): Delete.
6732 (sync_boolc<mode>_internal): Delete.
6733 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
6734 (sync_boolc<mode>_internal2): Delete.
6735 (sync_boolcc<mode>_internal): Delete.
6736 (isync, lwsync): Use unspec instead of unspec_volatile.
6737 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
6738 Revert UNSPEC_VOLATILE.
6739 (rs6000_split_atomic_op): New.
6740 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
6742 2005-07-14 Eric Christopher <echristo@redhat.com>
6744 * config/mips/mips.c (mips_canonicalize_comparison): Cast
6745 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
6747 2005-07-14 Eric Christopher <echristo@redhat.com>
6749 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
6751 2005-07-14 Steven Bosscher <stevenb@suse.de>
6753 PR tree-optimization/22230
6754 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
6755 the computation of the four cross productions for "range op range".
6757 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
6758 Ulrich Weigand <uweigand@de.ibm.com>
6761 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
6764 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
6766 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
6768 2005-07-14 Steve Ellcey <sje@cup.hp.com>
6770 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
6772 2005-07-14 Richard Guenther <rguenther@suse.de>
6775 * config/i386/i386-protos.h (ix86_function_value): Change
6776 prototype to match new target hook.
6777 * config/i386/i386.c (ix86_value_regno): Change prototype
6778 to take extra type argument.
6779 (TARGET_FUNCTION_VALUE): Define.
6780 (ix86_function_ok_for_sibcall): Pass extra argument to
6781 ix86_value_regno, check return slot rtx for exact match.
6782 (ix86_function_value): Take extra parameter. Dispatch to
6783 ix86_value_regno with fndecl/fntype as provided.
6784 (ix86_value_regno): Handle extra type argument.
6785 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
6787 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
6788 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
6789 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
6790 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
6791 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
6793 2005-07-14 Richard Guenther <rguenther@suse.de>
6795 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
6796 * calls.c (expand_call): Pass fntype to hard_function_value.
6797 (emit_library_call_value_1): Likewise.
6798 * explow.c: Include target.h.
6799 (hard_function_value): Take extra argument, the fntype.
6800 Use new target hook for function_value.
6801 * expr.h (hard_function_value): Change prototype.
6802 * function.c (aggregate_value_p): Pass 0 as fntype to
6803 hard_function_value.
6804 (assign_parms): Use new target hook for function_value.
6805 Pass 0 as fntype to hard_function_value.
6806 (expand_function_end): Likewise.
6807 * reg-stack.c: Include target.h.
6808 (stack_result): Use new target hook for function_value.
6809 * target-def.h: New target hook function_value.
6810 * target.h: Likewise.
6811 * targhooks.c (default_function_value): New function.
6812 * targhooks.h (default_function_value): Declare.
6814 2005-07-13 Ian Lance Taylor <ian@airs.com>
6816 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
6818 2005-07-14 Jan Hubicka <jh@suse.cz>
6820 * tree-dfa.c (dump_variable): Use default_def function.
6821 * tree-ssa-alias.c (dump_points_to_info): Likewise.
6822 * tree-ssa.c (verify_use): Likewise.
6823 * tree-ssanames.c (release_ssa_name): Likewise.
6824 * tree-tailcall.c (eliminate_tail_call): Likewise.
6825 (tree_optimize_tail_calls_1): Likewise.
6826 * tree-vrp.c (get_value_range): Likewise.
6828 2005-07-14 Ben Elliston <bje@au.ibm.com>
6830 * gcc.c (main): Compare language[0] with '*' when iterating over
6833 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6835 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
6836 "s390_emit_compare". Add handling of CCZ1mode.
6837 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
6838 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
6840 (s390_branch_condition_mask): Add CCZ1mode handling.
6841 * config/s390/s390.md: ("seq", "*seq"): New pattern.
6842 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
6843 Use CCZ1mode instead of CCZmode.
6844 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
6846 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6848 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
6850 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
6852 2005-07-13 Eric Christopher <echristo@redhat.com>
6854 * config/mips/mips.c (mips_canonicalize_comparison): New.
6855 (mips_emit_int_relational): Use.
6857 2005-07-13 Eric Christopher <echristo@redhat.com>
6859 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6861 * config/s390/s390.md: Include tpf.md. Move tpf specific
6863 * config/s390/tpf.md: To here.
6864 * config/s390/s390.opt: Move tpf specific options...
6865 * config/s390/tpf.opt: to here. Add mmain option.
6866 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6867 * config/s390/tpf.h: Rewrite.
6869 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6871 * doc/tm.texi: Remove @xref{Cross-profiling}.
6873 2005-07-13 Jeff Law <law@redhat.com>
6875 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
6876 expressions, test their _DECL operands for pointer equality rather
6877 than using operand_equal_p.
6879 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6881 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
6882 (TARGET_POSIX_IO): This.
6883 * config/darwin.h: Likewise.
6884 * config/freebsd.h: Likewise.
6885 * config/linux.h: Likewise.
6886 * config/lynx.h: Likewise.
6887 * config/netbsd.h: Likewise.
6888 * config/rs6000/linux64.h: Likewise.
6889 * config/rs6000/linux.h: Likewise.
6890 * config/s390/tpf.h: Likewise.
6891 * config/sh/embed-elf.h: Likewise.
6892 * config/sparc/linux64.h: Likewise.
6893 * config/sparc/linux.h: Likewise.
6894 * config/svr4.h: Likewise.
6895 * gcov-io.h: Likewise.
6897 * doc/tm.texi: Updated.
6899 * libgcov.c (create_file_directory): Defined only if
6900 TARGET_POSIX_IO is defined.
6901 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
6904 2005-07-13 Jan Hubicka <jh@suse.cz>
6906 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
6908 2005-07-13 David Edelsohn <edelsohn@gnu.org>
6910 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
6911 structure as argument.
6913 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
6915 PR tree-optimization/21921
6916 * tree-iterator.c (tsi_link_before): Support the case when
6917 tsi_end_p (tsi) == true.
6919 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6921 PR tree-optimization/22442
6922 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
6925 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6927 PR rtl-optimization/20376
6928 * toplev.c (process_options): Enable -fweb and -frename-registers when
6930 * doc/invoke.texi: Update the information about when -fweb and
6931 -frename-registers are enabled.
6933 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6936 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
6937 if *rhs_p is not a SSA_NAME.
6939 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
6941 Fix PR tree-optimization/22422
6942 * tree-ssa-structalias.c (struct variable_info): Add flag for
6944 (get_varinfo): Now a static function.
6945 (new_varinfo): init has_union and is_special_var to false.
6946 (solution_set_add): Check has_union.
6947 (do_da_constraint): Move temporary variable so it gets reset
6949 Also check for special variable.
6950 (do_ds_constraint): Ditto.
6951 (do_sd_constraint): Ditto.
6952 (do_structure_copy): Check for special variable.
6953 (find_func_aliases): Ditto.
6954 (init_base_vars): Set special vars properly.
6956 2005-07-13 Jan Hubicka <jh@suse.cz>
6958 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
6961 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
6962 (get_expr_operands): Fix thinko wrt flags and subvars.
6964 PR tree-optimize/22379
6965 * tree-inline.c (expand_call_inline): Do not output sorry in early
6968 2005-07-12 Dale Johannesen <dalej@apple.com>
6970 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
6972 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6975 * host-linux.h: Include limits.h.
6977 2005-07-12 Dale Johannesen <dalej@apple.com>
6979 * expr.c (compress_float_constant): Add cost check.
6980 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
6982 2005-07-12 Dale Johannesen <dalej@apple.com>
6984 * gcc.target/i386/compress-float-sse.c: New.
6985 * gcc.target/i386/compress-float-sse-pic.c: New.
6986 * gcc.target/i386/compress-float-387.c: New.
6987 * gcc.target/i386/compress-float-387-pic.c: New.
6988 * gcc.dg/compress-float-ppc.c: New.
6989 * gcc.dg/compress-float-ppc-pic.c: New.
6991 2005-07-12 Eric Christopher <echristo@redhat.com>
6993 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6995 * config/s390/s390.md: Include tpf.md. Move tpf specific
6997 * config/s390/tpf.md: To here.
6998 * config/s390/s390.opt: Move tpf specific options...
6999 * config/s390/tpf.opt: to here. Add mmain option.
7000 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7001 * config/s390/tpf.h: Rewrite.
7003 2005-07-12 Eric Christopher <echristo@redhat.com>
7005 * gcc.c (struct infile): Update comment for language.
7006 (main): Rewrite input file resetting code.
7008 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7011 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
7012 requiring a cast in a non RHS of modify_expr. Add a cast when required.
7013 (lookup_avail_expr): Use constant_boolean_node instead
7014 of boolean_false_node/boolean_true_node.
7016 2005-07-12 Ben Elliston <bje@au.ibm.com>
7018 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
7019 and use it when printing num_edges.
7021 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
7023 * doc/extend.texi (Blackfin Built-in Functions): New section.
7024 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
7027 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
7029 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
7030 s/cmpstrsi/cmpstrnsi
7031 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
7033 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
7034 (init_optabs): Initialize cmpstrn_optab.
7035 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
7036 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
7037 * expr.c: (enum insn_code cmpstrn_optab): Declare.
7038 * config/i386/i386.md: s/cmpstr/cmpstrn
7039 * config/c4x/c4x.md: s/cmpstr/cmpstrn
7040 * doc/md.texi: Update documentation.
7042 2005-07-11 Richard Henderson <rth@redhat.com>
7044 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
7045 build_va_arg_indirect_ref.
7046 (alpha_gimplify_va_arg): Likewise.
7047 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
7048 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
7049 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
7050 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
7051 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
7052 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
7054 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
7056 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7058 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
7059 * passes.c (init_optimization_passes): Add pass_empty_loop.
7060 * tree-pass.h (pass_empty_loop): Declare.
7061 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
7062 try_remove_empty_loop, remove_empty_loops): New functions.
7063 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
7064 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
7066 2005-07-12 Peter Barada <peter@the-baradas.com>
7070 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
7071 in address registers.
7072 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
7073 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
7074 alternative of addsi3_5200.
7076 2005-07-11 Ian Lance Taylor <ian@airs.com>
7078 * config/mips/mips.md (ffs<mode>2): Remove.
7080 2005-07-11 Ian Lance Taylor <ian@airs.com>
7082 * doc/tree-ssa.texi (Cleanups): Improve description of
7084 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
7086 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7088 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
7089 * tree.h (DECL_ARGUMENT_FLD): New macro.
7091 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7093 Fix PR tree-optimization/22404
7095 * tree-ssa-structalias.c (create_variable_info_for): Use
7098 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
7100 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
7101 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
7102 for second comparison operand.
7103 * config/bfin/predicates.md (reg_or_const_int_operand): New.
7105 * config/bfin/bfin.md (define_attr "type"): Add "sync".
7106 (define_insn_reservation "alu"): Likewise.
7107 (csync, ssync): Now of type sync.
7108 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
7109 -mcsync-anomaly -mspecld-anomaly.
7110 * config/bfin/bfin.opt (mcsync): Remove.
7111 (mcsync-anomaly, mspecld-anomaly): Add.
7112 * config/bfin/bfin.c: Include "insn-codes.h".
7113 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
7114 (TARGET_DEFAULT_TARGET_FLAGS): New.
7115 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
7117 2005-07-11 Steven Bosscher <stevenb@suse.de>
7119 * basic-block.h: Give the BB flags enum a name, bb_flags.
7120 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
7121 * cfgcleanup.c (enum bb_flags): Remove here.
7122 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
7123 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
7124 (update_forwarder_flag): Likewise.
7125 (thread_jump): Likewise.
7126 (try_forward_edges): Likewise.
7127 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
7128 forwarder flags. Don't clear bb->aux for all basic blocks. Only
7129 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
7131 2005-07-11 Richard Guenther <rguenther@suse.de>
7133 * config/i386/i386.opt: New target option -msseregparm.
7134 * config/i386/i386.c (override_options): Error out for
7135 -msseregparm but no SSE support.
7136 (ix86_function_sseregparm): Check for global sseregparm.
7137 * doc/invoke.texi: Document -msseregparm.
7139 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7141 * config.gcc (m32r-*-linux*): Use the default extra_parts.
7142 (m32rle-*-linux*): Ditto.
7144 2005-07-11 Jakub Jelinek <jakub@redhat.com>
7146 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
7147 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
7150 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7154 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
7155 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
7157 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
7159 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
7160 (varmap): Heapify varmap.
7161 (constraints): Heapify constraints.
7162 (struct constraint_graph): Heapify succs and preds.
7163 (constraint_vec_find): Update for heapification.
7164 (constraint_set_union): Ditto.
7165 (insert_into_complex): Ditto.
7166 (constraint_edge_vec_find): Ditto.
7167 (erase_graph_self_edge): Ditto.
7168 (add_graph_edge): Ditto.
7169 (get_graph_weights): Ditto.
7170 (merge_graph_nodes): Ditto.
7171 (build_constraint_graph): Ditto.
7172 (topo_visit): Ditto.
7173 (solve_graph): Ditto.
7174 (create_variable_info_for): Ditto.
7175 (init_base_vars): Ditto.
7176 (delete_points_to_sets): Free graph, varmap, and complex constraints.
7177 (condese_varmap_nodes): Free complex vector.
7178 (clear_edges_for_node): Clear succs and preds vector.
7180 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7182 * tree-ssa-structalias.c (update_alias_info): Change counting of
7183 references to not include vdefs.
7185 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7187 * tree-ssa-alias.c (free_used_part_map): Add missing free.
7190 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7192 * pa.c (pa_commutative_p): Make PLUS commutative when
7193 TARGET_NO_SPACE_REGS is true.
7195 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7197 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
7198 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
7199 * tree-dfa.c (dump_subvars_for): New.
7200 (debug_subvars_for): New.
7201 (dump_variable): Show subvariables if VAR has them.
7202 * tree-flow-inline.h (get_subvar_at): New.
7203 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
7204 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
7206 (struct subvar): Change fields offset and size to unsigned
7208 (dump_subvars_for): Declare.
7209 (debug_subvars_for): Declare.
7210 (get_subvar_at): Declare.
7211 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
7212 to unsigned HOST_WIDE_INT *.
7213 (overlap_subvar): Likewise.
7214 * tree-gimple.c (is_gimple_reg): Always return false for
7215 SFTs and memory tags.
7216 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
7218 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
7219 (compute_may_aliases): Call compute_points_to_sets.
7220 (collect_points_to_info_for): Remove.
7221 (compute_points_to_and_addr_escape): Remove.
7222 (delete_alias_info): Call delete_points_to_sets.
7223 (compute_flow_sensitive_aliasing): If the call to
7224 find_what_p_points_to returns false, call set_pt_anything.
7225 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
7226 (set_pt_anything): Clear pi->pt_vars.
7227 (set_pt_malloc): Remove.
7228 (merge_pointed_to_info): Remove.
7229 (add_pointed_to_expr): Remove.
7230 (add_pointed_to_var): Remove.
7231 (collect_points_to_info_r): Remove.
7232 (is_escape_site): Make extern.
7234 (create_overlap_variables_for): Call it.
7235 * tree-ssa-copy.c (merge_alias_info): Never merge
7236 flow-sensitive alias information.
7237 * tree-ssa-operands.c (get_expr_operands): Adjust variables
7238 offset and size to be unsigned HOST_WIDE_INT.
7239 (add_to_addressable_set): Rename from note_addressable.
7240 Set TREE_ADDRESSABLE as the variables are added to the set.
7242 (add_stmt_operand): Do not try to micro-optimize unmodifiable
7243 operands into VUSEs when adding V_MAY_DEFs for members in an
7245 * tree-ssa-operands.h (add_to_addressable_set): Declare.
7246 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
7247 (struct variable_info): Add bitfield is_heap_var.
7248 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
7249 (new_var_info): Initialize is_heap_var.
7250 (get_constraint_for): Add HEAP variables to the symbol table.
7251 Mark them with is_heap_var.
7252 (update_alias_info): New. Taken mostly from the old
7253 compute_points_to_and_addr_escape.
7254 (handle_ptr_arith): New.
7255 (find_func_aliases): Call update_alias_info.
7256 Call handle_ptr_info for tcc_binary expressions.
7257 Call mark_stmt_modified.
7258 (create_variable_info_for): If DECL has subvars, do not create
7259 variables for its subvars. Always add all the fields.
7260 (set_uids_in_ptset): If the solution includes ANYOFFSET and
7261 SFTs, then add all the SFTs of the structure.
7262 If VI->DECL is an aggregate with subvariables, add the SFT at
7264 (find_what_p_points_to): If VI is an artificial variable,
7265 translate to bitfields in SSA_NAME_PTR_INFO.
7266 If the solution is empty, set pi->pt_vars to NULL
7267 (init_base_vars): Create ANYOFFSET.
7268 (compute_points_to_sets): Rename from create_alias_vars.
7270 (pass_build_pta): Remove.
7271 (delete_points_to_sets): Rename from delete_alias_vars.
7272 (pass_del_pta): Remove.
7273 * tree-ssa-structalias.h (struct alias_info): Move from
7275 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
7276 NUM_REFERENCES_SET): Likewise.
7277 (compute_points_to_sets, delete_points_to_sets): Declare.
7279 2005-07-09 Richard Henderson <rth@redhat.com>
7281 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
7282 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
7283 alpha_split_lock_test_and_set_12): New functions.
7284 * config/alpha/alpha-protos.h: Update.
7285 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
7286 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
7287 * config/alpha/sync.md (I12MODE): New.
7288 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
7289 (sync_<fetchop_name><I48MODE>): Likewise.
7290 (sync_nand<I48MODE>): Likewise.
7291 (sync_old_<fetchop_name><I48MODE>): Likewise.
7292 (sync_new_<fetchop_name><I48MODE>): Likewise.
7293 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
7294 (sync_compare_and_swap<I48MODE>): Likewise.
7295 (sync_lock_test_and_set<I48MODE>): Likewise.
7296 (sync_compare_and_swap<I12MODE>): New.
7297 (sync_compare_and_swap<I12MODE>_1): New.
7298 (sync_lock_test_and_set<I12MODE>): New.
7299 (sync_lock_test_and_set<I12MODE>_1): New.
7301 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7305 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
7307 2005-07-09 Jakub Jelinek <jakub@redhat.com>
7309 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
7310 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
7312 2005-07-09 Richard SAndiford <richard@codesourcery.com>
7315 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7317 2005-07-08 David Edelsohn <edelsohn@gnu.org>
7319 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
7320 memory_operand constraint.
7321 (store_conditional_<mode>): Same.
7322 (sync_compare_and_swap<mode>): Same.
7323 (sync_lock_test_and_set<mode>): Same.
7325 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
7327 Rewrite PIC support to more closely model actual instructions.
7328 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
7329 (cris_symbol): Remove prototypes for removed functions.
7330 (cris_pic_symbol_type_of, cris_valid_pic_const)
7331 (cris_expand_pic_call_address): Prototypes for new functions.
7332 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
7334 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
7336 <case ':'>: Add case for new punctuation character.
7337 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
7338 emitting (extra) PIC modifier.
7339 <case UNSPEC>: Do not assert for PLT.
7340 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
7341 (cris_expand_prologue, cris_expand_epilogue): Check
7342 for pic_offset_table_rtx usage instead of taking
7343 current_function_uses_pic_offset_table as the final word.
7344 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
7345 Remove flag_pic difference.
7346 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
7347 the moral equivalents of...
7348 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
7350 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
7351 (cris_handle_option): Mark ARG as unused.
7352 (cris_expand_pic_call_address): New worker function for "call",
7354 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
7355 output PIC constructs here.
7356 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
7357 as symbol-specific modifers, not whole or part of operands.
7358 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
7359 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
7360 constants and flag_pic.
7361 (CONSTANT_INDEX_P): Adjust for new functions.
7362 (enum cris_pic_symbol_type): New helper type.
7363 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
7364 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
7365 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
7367 ("movsi"): Emit actual instructions for GOT and relative access.
7368 ("*movsi_got_load"): New pattern to set up the register holding
7370 ("*movsi_internal"): Operand 1 is not a plain general_operand.
7371 Adjust FIXME for 'S'.
7372 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
7373 Use "movs" for -fpic cases.
7374 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
7375 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
7376 ("call", "call_value"): Just call cris_expand_pic_call_address for
7378 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
7379 Remove special pattern.
7380 ("*expanded_call_side", "*expanded_call_value_side"): New
7382 (gotplt-to-plt, gotplt-to-plt-side-call)
7383 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
7385 * config/cris/cris/predicates.md
7386 ("cris_general_operand_or_gotless_symbol"): Remove unused
7388 ("cris_general_operand_or_symbol"): Adjust for new functions.
7390 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7392 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
7394 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
7396 * Makefile.in (TREE_H): Add treestruct.def.
7397 (c-decl.o): Add pointer-set.h
7398 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
7399 visibility on regular DECL's.
7400 (merge_decls): Fix the copying of decl nodes of various types for
7401 the new structures. Don't update RTL, section name, weak status,
7402 etc, on DECL's without RTL.
7403 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
7404 Don't check volatile on non-variable types.
7405 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
7406 to check whether we have seen arguments.
7407 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
7408 flag is checked before field (flag is common, field is not).
7409 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
7410 TS_DECL_COMMON could have an origin.
7411 (add_location_or_const_value_attribute): Don't check section name
7412 on non-var/function decls.
7413 (dwarf2out_var_location): Reverse order of tests.
7414 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
7415 with DECL_WRTL_CHECK.
7416 * expmed.c (make_tree): rtl is now in decl_with_rtl.
7417 * fold-const.c (fold_binary): Don't check weakness on
7418 non-var/function decls.
7419 (tree_expr_nonzero_p): Ditto.
7420 (fold_checksum_tree): Use tree_decl_extra as sizeof
7422 * ggc-page.c (extra_order_size_table): Add sizes for
7423 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
7425 * gimplify.c (gimplify_bind_expr): Only set
7426 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
7427 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
7429 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
7430 * langhooks.h (init_ts). New langhook.
7431 * passes.c (rest_of_decl_compilation): Reverse order of tests.
7432 * print-tree.c (print_node): Update to only print fields that
7433 exist in the structures the passed decl has.
7434 * toplev.c (wrapup_global_declarations): Don't reset
7435 DECL_DEFER_OUTPUT on DECL's that don't contain it.
7436 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
7437 * tree-inline.c (remap_decl): Ditto.
7438 * tree-outof-ssa.c (create_temp): Reverse order of tests.
7439 * tree-pretty-print.c (print_declaration): Don't print
7440 DECL_REGISTER on things that don't contain it.
7441 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
7442 non-var/function decls.
7443 * tree.c (tree_contains_struct): New structure.
7444 (init_priority_for_decl): New hashtable.
7445 (tree_int_map): New structure.
7446 (tree_int_map_eq): New function.
7447 (tree_int_map_marked_p): Ditto.
7448 (tree_int_map_hash): Ditto.
7449 (tree_map): Move to tree.h.
7450 (tree_map_eq): Externalize.
7451 (tree_map_hash): Ditto.
7452 (tree_map_marked_p): Ditto.
7453 (init_ttree): Set up tree_contains_struct and call langhook.
7454 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
7455 (tree_code_size): Update for new structures.
7456 (tree_node_structure): Update for new structures.
7457 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
7459 (copy_node_stat): Copy init priority.
7460 (build_decl_stat): Ditto for visibility.
7461 (ts_enum_names): New.
7462 (tree_contains_struct_check_failed): New function.
7463 (decl_init_priority_lookup): Ditto.
7464 (decl_init_priority_insert): Ditto.
7465 * treestruct.def: New file.
7466 * tree.h (CODE_CONTAINS_STRUCT): New macro.
7467 (CONTAINS_STRUCT_CHECK): Ditto.
7468 (tree_contains_struct_check_failed): New prototype.
7469 (DECL_CHECK): Removed.
7470 (DECL_MINIMAL_CHECK): New.
7471 (DECL_COMMON_CHECK): Ditto.
7472 (DECL_WRTL_CHECK): Ditto.
7473 (DECL_NON_COMMON_CHECK): Ditto.
7474 (DECL_WITH_VIS_CHECK): Ditto.
7475 (VAR_OR_FUNCTION_DECL_P): Ditto
7476 (struct tree_decl_minimal): New structure.
7477 (struct tree_decl_common): Ditto.
7478 (struct tree_decl_with_rtl): Ditto.
7479 (struct tree_decl_with_vis): Ditto.
7480 (struct tree_decl_non_common): Ditto.
7481 (struct tree_field_decl): Ditto.
7482 (struct tree_parm_decl): Ditto.
7483 (struct tree_var_decl): Ditto.
7484 (struct tree_function_decl): Ditto.
7485 (struct tree_const_decl): Ditto.
7486 (struct tree_result_decl): Ditto.
7487 (union tree_node): Add new structures.
7488 * var-tracking.c (track_expr_p): Reverse order of tests.
7490 * doc/c-tree.texi: Add documentation on DECL node internal structure.
7492 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7494 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
7495 * system.h: Poison FINALIZE_PIC.
7496 * doc/tm.texi (FINALIZE_PIC): Remove.
7498 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7501 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
7502 to the correct type if we have a MODIFY_EXPR.
7504 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7506 PR tree-optimization/22360
7507 * tree.c (upper_bound_in_type): Fix calculations for casting
7508 to a non-wider signed type and casting a signed value to a
7509 wider unsigned type.
7510 (lower_bound_in_type): Fix calculations for casting to a
7511 non-wider signed type.
7513 PR tree-optimization/20139
7514 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
7516 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
7517 fold_cond_expr_cond.
7518 * tree-ssanames.c (release_defs): Assert in_ssa_p.
7519 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
7521 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7524 * tree-complex.c (expand_complex_libcall): Produce
7525 REALPART_EXPR/IMAGPART_EXPR with the correct type.
7527 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
7529 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
7530 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
7531 b" assert and inserted fastpath code for this case.
7532 (bitmap_ior): Removed "a != b" assert.
7534 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7536 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
7537 (ENDFILE_SPEC): Likewise.
7538 * config/m32r/m32r.h (ASM_SPEC): Likewise.
7540 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
7541 a large stack frame at epilogue.
7543 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
7545 * final.c: Include sdbout.h when required.
7547 2005-07-07 Geoffrey Keating <geoffk@apple.com>
7549 * config.gcc (*-*-darwin*): Only one target-specific header file
7551 (powerpc-*-darwin*): Add version-specific header files.
7552 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
7553 * config.in: Regenerate.
7554 * configure: Regenerate.
7555 * gcc.c: Include xregex.h.
7556 (version_compare_spec_function): New.
7557 (spec_function): Add version-compare.
7558 (replace_outfile_spec_function): Reformat comment.
7559 (compare_version_strings): New.
7560 * config/darwin-c.c (version_as_macro): New.
7561 (builtin_define): New.
7562 (darwin_cpp_builtins): New.
7563 * config/darwin-protos.h (darwin_cpp_builtins): New.
7564 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
7565 (LIB_SPEC): Make unconditional, update comment.
7566 (TARGET_C99_FUNCTIONS): Define.
7567 * config/darwin.opt: Sort.
7568 (mmacosx-version-min=): New.
7569 * config/darwin7.h: Delete.
7570 * config/darwin8.h: Delete.
7571 * config/i386/darwin.h (): Call darwin_cpp_builtins.
7572 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
7573 (TARGET_C99_FUNCTIONS): Define.
7574 * config/rs6000/darwin7.h: New.
7575 * config/rs6000/darwin8.h: New.
7576 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
7577 (-mmacosx-version-min): Document.
7579 2005-07-07 Ian Lance Taylor <ian@airs.com>
7581 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
7583 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
7586 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
7588 2005-07-07 Khem Raj <kraj@mvista.com>
7590 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
7591 in bytes, not words.
7593 2005-07-07 Paul Brook <paul@codesourcery.com>
7595 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
7596 DEFAULT_FUNCTION_ARG_PADDING to upward.
7598 2005-07-07 Richard Henderson <rth@redhat.com>
7600 * function.c (locate_and_pad_parm): Record parameter alignment in
7601 stack_alignment_needed.
7603 2005-07-07 David Edelsohn <edelsohn@gnu.org>
7605 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
7606 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
7607 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
7608 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
7609 (define_attr "type"): Add isync, sync, load_l, store_c.
7610 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
7611 Create scratch volatile MEM.
7612 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
7614 (load_locked_<mode>): New.
7615 (store_conditional_<mode>): New.
7616 (sync_compare_and_swap<mode>): Replace with splitter.
7617 (sync_lock_test_and_set<mode>): Replace with splitter.
7618 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
7620 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
7621 is ics. Attribute isync.
7622 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
7624 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
7625 and UNSPECV_SYNC_OP.
7626 (emit_unlikely_jump): New.
7627 (emit_load_locked): New.
7628 (emit_store_conditional): New.
7629 (rs6000_split_compare_and_swap): New.
7630 (rs6000_split_lock_test_and_set): New.
7631 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
7632 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
7633 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
7634 rs6000_split_lock_test_and_set): Declare.
7635 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
7636 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
7637 store_c, isync, sync.
7639 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
7641 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
7642 filenames to gtyp-gen.h.
7643 (s-typ-gen): Use it in place of for loops.
7645 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
7647 * hooks.c (hook_bool_rtx_int_false): New function.
7648 * hooks.h (hook_bool_rtx_int_false): Declare.
7649 * target-def.h (TARGET_COMMUTATIVE_P): Define.
7650 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
7651 * target.h (struct gcc_target): Add commutative_p member.
7652 * targhooks.c (hook_bool_rtx_commutative_p): New function.
7653 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
7654 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
7655 (pa_commutative_p): New function.
7656 * jump.c (target.h): Include.
7657 (rtx_renumbered_equal_p): Use targetm.commutative_p.
7658 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
7660 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7662 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
7663 (s390_expand_setmem): New.
7664 * config/s390/s390.c: Likewise.
7665 (print_shift_count_operand): Truncate to 12 bits instead of 6.
7667 * config/s390/s390.md: ("setmem<mode>"): Accept character as
7668 general_operand. Call new function "s390_expand_setmem".
7669 ("clrmem_long", "*clrmem_long"): Rewrite to ...
7670 ("setmem_long", "*setmem_long"): ... this.
7672 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7674 * config/s390/s390.c: (optimization_options): Enable
7675 TARGET_MVCLE at -Os.
7676 * doc/invoke.texi: Document changes in default behaviour.
7677 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
7679 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7681 * expr.c: (set_storage_via_setmem): Convert opchar to mode
7682 defined by back-end.
7684 2005-07-07 Jakub Jelinek <jakub@redhat.com>
7686 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
7687 all sets in the pattern.
7688 * config/rs6000/rs6000.md (stack_protect_testsi,
7689 stack_protect_testdi): Likewise.
7691 2005-07-06 Jeff Law <law@redhat.com>
7693 * tree-vrp.c (simplify_using_ranges): Kill.
7694 (vrp_finalize): Remove call to simplify_using_ranges.
7695 (simplify_stmt_using_ranges): New function extracted from
7696 simplify_using_ranges.
7697 (simplify_div_or_mod_using_ranges): Likewise.
7698 (simplify_abs_using_ranges): Likewise.
7699 (simplify_cond_using_ranges): New function.
7700 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
7701 * tree-ssa-propagate.c (substitute_and_fold): Call
7702 simplify_stmt_using_ranges if we have range information.
7704 2005-07-06 James E. Wilson <wilson@specifixinc.com>
7706 * config/ia64/ia64.c (ia64_reorg): Check optimize before
7707 ia64_flag_schedule_isns2.
7709 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
7710 reading/writing general registers.
7711 (ia64_function_arg): Revert 2005-06-18 change.
7713 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7715 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
7716 (legitimize_tls_address): Use gcc_unreachable instead of abort.
7718 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
7720 * function.c (expand_function_end): Revert part of 2005-06-27
7721 patch. Do sjlj_emit_function_exit_after after return_label.
7723 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7725 * doc/install.texi (--disable-libssp): New.
7727 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
7729 * doc/invoke.texi: Update -fforce-mem documentation.
7730 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
7731 code for -fforce-mem.
7732 * expmed.c: (store_bit_field,store_fixed_bit_field,
7733 extract_bit_field): Ditto.
7734 * expr.c: (convert_move): Ditto.
7735 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
7736 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
7737 emit_conditional_add,expand_float,expand_fix): Ditto.
7738 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
7739 (common_handle_option): Issue warning when -fforce-mem specified.
7741 2005-07-06 Paul Brook <paul@codesourcery.com>
7743 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
7745 * configure: Regenerate.
7747 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
7749 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
7751 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
7753 Fix PR tree-optimization/22319
7754 Fix PR tree-optimization/22140
7755 Fix PR tree-optimization/22310
7757 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
7758 variable sized types.
7759 Use correct type for intermediate structure on *a = *b structure
7762 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7764 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
7766 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
7767 (machine_function): Move typedef to...
7768 * config/rs6000/rs6000.c (machine_function): ... here. Add
7769 varargs_save_offset field.
7770 (rs6000_stack_t): Remove varargs_size field.
7771 (setup_incoming_varargs): Allocate varargs save area using
7772 assign_stack_local, try to make it as small as possible.
7773 Save offset from virtual_stack_vars_rtx to the save area
7774 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
7775 instead of magic 8 when fp word byte size is used.
7776 (rs6000_va_start): Use cfun->machine->varargs_save_offset
7777 instead of -RS6000_VARARGS_SIZE.
7778 (rs6000_stack_info, debug_stack_info,
7779 rs6000_initial_elimination_offset): Remove all traces of
7781 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
7782 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
7783 RS6000_VARARGS_AREA.
7785 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
7787 PR tree-optimization/21963
7788 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
7789 constant_multiple_of in the same way get_computation_cost_at does.
7791 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7793 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
7794 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
7795 (gen_compare_reg): If sparc_compare_emitted is set, clear it
7796 and return its previous value.
7797 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
7798 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
7800 (stack_protect_set, stack_protect_test): New expanders.
7801 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
7802 stack_protect_testdi): New insns.
7803 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7804 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
7806 2005-07-06 Jeff Law <law@redhat.com>
7808 * tree-ssa-dce.c (cfg_altered): New global.
7809 (tree_dce_init): Initialize cfg_altered.
7810 (remove_dead_stmt): If we remove an edge in the CFG, then set
7812 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
7815 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7817 * Makefile.in (stamp-collect-ld): Use
7818 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
7819 ./collect-ld if it already exists.
7820 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
7821 Don't remove ./nm if it already exists.
7823 2005-07-05 Devang Patel <dpatel@apple.com>
7825 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
7826 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
7827 * tree-vectorizer.c (vect_loop_location): New.
7828 (vect_print_dump_info): Use vect_loop_location.
7829 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
7830 (vectorize_loops): Set vect_loop_location.
7831 * tree-vect-analyze.c (vect_analyze_offset_expr,
7832 vect_determin_vectorization_factor, vect_analyze_operations,
7833 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
7834 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
7835 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
7836 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
7837 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
7838 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
7839 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
7840 vect_analyze_loop): Adjust vect_print_dump_info API.
7841 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
7842 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
7843 vect_finish_stmt_generation, vectorizable_assignment,
7844 vectorizable_operation, vectorizable_store, vectorizable_load,
7845 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
7846 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
7847 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
7848 vect_transform_loop): Same.
7849 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
7850 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
7853 2005-07-05 Randolph Chung <tausq@debian.org>
7855 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
7856 * configure: Regenerate.
7857 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
7858 (pa_tls_referenced_p): Declare.
7859 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
7860 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
7861 (legitimize_tls_address): New.
7862 (hppa_legitimize_address): Handle TLS addresses.
7863 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
7864 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7865 (emit_move_sequence): Handle TLS addresses.
7866 (pa_encode_section_info): Call default handler to handle common
7868 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
7869 (CONSTANT_ADDRESS_P): Reject TLS operands.
7870 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
7871 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
7872 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
7873 (UNSPEC_TLSLE): Define new constants.
7874 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
7875 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
7876 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
7877 (tie_symbolic_operand, tle_symbolic_operand): New
7879 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
7881 * aclocal.m4: Update macros for autoconf 2.59 style.
7882 * configure.ac: Likewise.
7884 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7886 * pa.c (function_value): Handle small aggregates on 32-bit targets.
7887 (function_arg): Pass small aggregates in general registers on 32-bit
7889 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
7891 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
7893 * Makefile.in (final.o): Fix dependencies.
7895 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7899 * langhooks.h (struct lang_hooks): Add expr_to_decl.
7900 * langhooks.c (lhd_expr_to_decl): New.
7901 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
7903 (LANG_HOOKS_INITIALIZER): Update.
7904 * tree.c (recompute_tree_invarant_for_addr_expr): Call
7905 expr_to_decl langhook.
7906 * c-tree.h (c_expr_to_decl): Declare.
7907 * c-typeck.c (c_expr_to_decl): New.
7908 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
7910 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
7912 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7915 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
7916 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
7918 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
7920 * Makefile.in: Adjust dependencies.
7921 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
7922 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
7923 * alias.c (rest_of_handle_cfg, pass_cfg): New.
7924 * bb-reorder.c (duplicate_computed_gotos): Make it static.
7925 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
7926 rest_of_compilation.
7928 * bb-reorder.c (gate_duplicate_computed_gotos,
7929 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
7930 rest_of_handle_reorder_blocks, pass_reorder_blocks,
7931 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
7932 pass_partition_blocks): New.
7933 * bt-load.c (gate_handle_branch_target_load_optimize,
7934 rest_of_handle_branch_target_load_optimize,
7935 pass_branch_target_load_optimize): New.
7936 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
7938 * cfglayout.c (pass_insn_locators_initialize): New.
7939 * cfgrtl.c (pass_free_cfg): New.
7940 * combine.c (gate_handle_combine, rest_of_handle_combine,
7942 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
7943 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
7944 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
7945 * except.c (pass_set_nothrow_function_flags,
7946 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
7948 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
7949 rest_of_handle_shorten_branches, pass_shorten_branches,
7950 rest_of_clean_state, pass_clean_state): New.
7951 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
7952 rest_of_handle_remove_death_notes, pass_remove_death_notes,
7953 rest_of_handle_life, pass_life, rest_of_handle_flow2,
7955 * function.c (pass_instantiate_virtual_regs, pass_init_function,
7956 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
7957 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
7958 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
7960 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
7961 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
7962 pass_rtl_ifcvt, gate_handle_if_after_combine,
7963 rest_of_handle_if_after_combine, pass_if_after_combine,
7964 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
7965 pass_if_after_reload): New.
7966 * integrate.c (pass_initial_value_sets): New.
7967 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
7968 pass_purge_lineno_notes): New.
7969 * mode-switching.c (rest_of_handle_mode_switching,
7970 pass_mode_switching): New.
7971 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
7972 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
7974 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
7975 pass_loop_optimize): New.
7976 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
7978 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
7980 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
7981 pass_postreload_cse): New.
7982 * profile.c (gate_handle_profiling, pass_profiling,
7983 rest_of_handle_branch_prob, pass_branch_prob): New.
7984 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
7985 pass_split_before_regstack, gate_handle_split_before_regstack,
7986 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
7987 rest_of_handle_split_all_insns, pass_split_all_insns): New.
7988 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
7989 pass_stack_regs): New.
7990 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
7991 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
7992 pass_stack_adjustments): New.
7993 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
7994 pass_regrename): New.
7995 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
7996 pass_delay_slots, gate_handle_machine_reorg,
7997 rest_of_handle_machine_reorg, pass_machine_reorg): New.
7998 * rtl.h (extern void purge_line_number_notes): New.
7999 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
8000 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
8002 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
8004 * value-prof.c (gate_handle_value_profile_transformations,
8005 rest_of_handle_value_profile_transformations,
8006 pass_value_profile_transformations): New.
8007 * var-tracking.c (gate_handle_var_tracking,
8008 pass_variable_tracking): New.
8009 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
8011 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
8012 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
8013 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
8014 rest_of_handle_old_regalloc, rest_of_handle_regrename,
8015 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
8016 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
8017 rest_of_handle_gcse2, rest_of_handle_regmove,
8018 rest_of_handle_tracer, rest_of_handle_if_conversion,
8019 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
8020 rest_of_handle_web, rest_of_handle_branch_prob,
8021 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
8022 rest_of_handle_jump_bypass, rest_of_handle_combine,
8023 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8024 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8025 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
8026 rest_of_handle_mode_switching, rest_of_handle_jump,
8027 rest_of_handle_eh, rest_of_handle_stack_adjustments,
8028 rest_of_handle_flow2, rest_of_handle_jump2,
8029 rest_of_handle_peephole2, rest_of_handle_postreload,
8030 rest_of_handle_shorten_branches, rest_of_clean_state,
8031 rest_of_compilation): Remove.
8033 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
8034 * passes.c (dump_flags, in_gimple_form, all_passes,
8035 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8036 register_dump_files, next_pass_1, last_verified, execute_todo,
8037 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
8038 from tree-optimize.c.
8039 (init_optimization_passes): Moved from tree-optimize.c,
8040 adding the RTL optimizations.
8041 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
8042 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
8043 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8044 register_dump_files, next_pass_1, last_verified, execute_todo,
8045 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
8046 init_tree_optimization_passes, ipa_passes): Delete.
8047 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
8049 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
8050 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
8052 (ipa_passes): Remove.
8053 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
8054 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
8055 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
8056 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
8057 (dump_info_p, dump_flag): Moved to tree-dump.h.
8059 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
8061 * passes.c (finish_optimization_passes): Use dump_begin
8062 and dump_end, TDI_end.
8063 (gate_rest_of_compilation): New.
8064 (pass_rest_of_compilation): Use it.
8065 (gate_postreload, pass_postreload): New.
8066 * toplev.c (general_init): Rename init_tree_optimization_passes.
8067 * toplev.h (init_tree_optimization_passes): Rename to
8068 init_optimizations_passes.
8069 * tree-dump.c (dump_flag): Make static.
8070 (dump_files): Remove RTL dumps.
8071 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
8072 pass_cleanup_cfg, pass_free_cfg_annotations,
8073 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
8074 pass_init_datastructures, pass_fixup_cfg): Make non-static.
8075 * tree-pretty-print.c: Include tree-pass.h.
8076 * cgraph.c: Include tree-dump.h.
8078 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8080 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
8081 Only fall back to saying it points to readonly memory if
8084 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8086 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
8087 * config/m32r/m32r.c (m32r_compute_frame_size,
8088 m32r_expand_prologue): Take current_function_profile into
8089 account whenever we reference
8090 current_function_uses_pic_offset_table.
8091 (m32r_finalize_pic): Remove.
8092 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
8094 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
8096 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
8097 instead of $<. Don't remove ./as if it already exists.
8099 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8102 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
8103 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
8104 for complex modes when generating code for PA 1.0.
8105 (VALID_FP_MODE_P): New macro.
8106 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8107 sets for all general and floating point modes. Align wide floating
8108 point modes to even register boundaries to comply with architectural
8110 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
8111 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
8112 (VALID_FP_MODE_P): New macro.
8113 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8114 sets for all general and floating point modes. Align wide floating
8115 point modes to even register boundaries to comply with architectural
8118 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8120 * tree-dump.c (dump_files): Initialize dump number for .cgraph
8123 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8125 * tree-ssa-structalias.c: Don't include expr.h.
8127 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8129 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
8132 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8134 Fix PR tree-optimization/22279
8136 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
8139 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
8141 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
8143 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8145 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
8146 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
8147 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
8148 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
8149 config/stormy16/stormy16.c, config/v850/v850.c,
8150 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
8151 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
8152 Avoid "." or "\n" at end of diagnostics and capital letters at
8153 start of diagnostics.
8154 * combine.c, cse.c: Don't translate dump file output.
8155 * toplev.c (print_version): Only translate output if going to
8158 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8160 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
8161 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
8164 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8166 * pa.c (fix_range): Fix typo in comment.
8168 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8170 * tree-vrp.c (extract_range_from_assert): Replace
8171 fold (build (...)) with fold_build2.
8173 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8175 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
8176 gcc_gfc_char_table, init_dynamic_gfc_info): New.
8177 (format_types_orig, handle_format_attribute): Add support for
8180 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
8182 * varasm.c (assemble_variable): Fix format specifier thinko.
8184 2005-07-03 Ira Rosen <irar@il.ibm.com>
8186 PR tree-optimization/22029 (and 22135)
8187 * tree-pretty-print.c (dump_generic_node): Check that the node is not
8188 a phi node before calling dump_vops.
8190 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8192 * tree-dump.h (dump_string_field): Declare.
8193 * tree-dump.c: Use it instead of dump_string.
8194 (dump_string_field): Make non-static.
8196 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
8198 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
8199 up the minimal CFG stuff always when optimize > 0. Call
8200 split_all_insns_noflow in PIC case if needed.
8202 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8203 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
8206 * c-decl.c (c_write_global_declarations): Dump contents of
8208 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
8209 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
8210 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
8211 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
8214 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8216 * c-common.h (GCC_DIAG_STYLE): Define.
8217 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
8218 version for format checking to 4.1.
8219 * c-format.c: Include toplev.h after c-common.h.
8220 (enum format_type): Add gcc_tdiag_format_type.
8221 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
8222 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
8223 (format_types_orig): Add gcc_tdiag.
8224 (init_dynamic_diag_info): Support gcc_tdiag formats.
8225 (handle_format_attribute): Likewise.
8226 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
8227 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
8228 version for format checking to 4.1.
8229 (warning0, warning, error, pedwarn, sorry): Use
8231 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
8232 (finish_aliases_1): Do not use %qE.
8233 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
8234 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
8235 Correct format bugs.
8236 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
8237 parameter to unsigned HOST_WIDE_INT.
8238 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
8240 2005-07-02 David Edelsohn <edelsohn@gnu.org>
8243 * expr.c (write_complex_part): Use adjust_address for MEM.
8244 (read_complex_part): Same.
8246 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
8248 Fix PR tree-optimization/22280
8250 * tree-sra.c (generate_element_init): Remove useless loop.
8252 2005-07-02 Richard Henderson <rth@redhat.com>
8254 * config/alpha/alpha.c (alpha_legitimize_address): Check for
8256 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
8258 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
8261 * fold-const.c (fold_binary): Handle the return value of
8262 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
8263 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
8265 2005-07-02 Jeff Law <law@redhat.com>
8267 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
8268 a eliminate type conversion which feeds an equality comparison
8269 if the original type or either operand in the comparison is a
8272 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
8274 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
8275 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
8277 * config/avr/avr.c: Do not use '`' as left quote.
8278 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
8279 Remove "." from end of diagnostics. Make diagnostics start with
8282 2005-07-02 Zack Weinberg <zack@codesourcery.com>
8283 Joseph S. Myers <joseph@codesourcery.com>
8285 * toplev.c (default_tree_printer): Handle setting location with
8287 * c-objc.common.c (c_tree_printer): Likewise.
8288 * c-format.c (gcc_diag_flag_specs): Add '+'.
8289 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
8290 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
8292 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
8293 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
8294 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
8295 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
8296 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
8297 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
8298 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
8299 format arguments where %J is used without %D.
8301 2005-07-02 Jakub Jelinek <jakub@redhat.com>
8303 * gcc.c (LINK_SSP_SPEC): Define.
8304 (link_ssp_spec): New variable.
8305 (LINK_COMMAND_SPEC): Add %(link_ssp).
8306 (static_specs): Add link_ssp_spec.
8307 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
8308 * configure: Rebuilt.
8309 * config.in: Rebuilt.
8311 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8312 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8313 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8314 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8315 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
8316 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
8317 -0x7008(2) instead of reading __stack_chk_guard variable.
8318 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
8320 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
8321 (stack_protect_set, stack_protect_test): Use *_tls* patterns
8322 if TARGET_THREAD_SSP_OFFSET is defined.
8323 (stack_tls_protect_set_si, stack_tls_protect_set_di,
8324 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
8327 2005-06-27 Richard Henderson <rth@redhat.com>
8328 * libgcc-std.ver (GCC_4.1.0): New.
8329 * libgcc.h (__stack_chk_guard): Declare.
8330 (__stack_chk_fail, __stack_chk_fail_local): Declare.
8331 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
8332 * mklibgcc.in (lib2funcs): Add them.
8334 2005-07-01 Richard Henderson <rth@redhat.com>
8336 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
8337 void * before struct sigcontext *.
8338 (x86_fallback_frame_state): Likewise.
8340 2005-07-01 James E. Wilson <wilson@specifixinc.com>
8342 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
8344 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8347 * tree-ssa-reassoc.c (should_transpose): Fix which operand
8348 we check for SSA_NAME for.
8350 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
8352 Fix PR tree-optimization/22071
8354 * tree-ssa-structalias.c (offset_overlaps_with_access): New
8356 (get_constraint_for_component_ref): Use it.
8358 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8361 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
8362 print out the last new line.
8364 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
8366 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
8367 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
8368 * config/cris/cris.c (cris_conditional_register_usage): Adjust
8369 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
8370 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
8371 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
8372 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
8373 (enum reg_class): New member CC0_REGS.
8374 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
8375 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
8376 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
8377 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
8378 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
8379 Adjust for register now described.
8381 2005-07-01 Jakub Jelinek <jakub@redhat.com>
8384 * config/i386/i386.md (stack_protect_test_si,
8385 stack_protect_test_di): Add earlyclobber for scratch 3.
8386 * config/rs6000/rs6000.md (stack_protect_testsi,
8387 stack_protect_testdi): Add earlyclobber for scratch 3,
8388 remove earlyclobber from scratch 4.
8390 Older entries for 2005 can be found in ChangeLog-2005.