1 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
5 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
6 gen_easy_vector_constant_add_self): Delete.
7 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
9 (output_vec_const_move): Use gen_easy_altivec_constant.
10 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
11 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
12 (easy_vector_constant_add_self): Rewritten.
13 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
14 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
15 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
16 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
17 Macroize and adjust for the other changes.
19 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
23 * c-typeck.c (build_c_cast): Try using a shared constant, and see
24 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
26 2005-11-07 Jakub Jelinek <jakub@redhat.com>
28 PR rtl-optimization/23567
29 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
30 (noce_process_if_block): Don't do any optimizations except
31 if (cond) x = x; if !set_b and write into orig_x may trap
32 or fault. Remove the MEM_READONLY_P check.
34 2005-11-06 Diego Novillo <dnovillo@redhat.com>
37 * tree-vrp.c (fix_equivalence_set): New.
38 (extract_range_from_assert): Call it.
40 2005-11-05 Ian Lance Taylor <ian@airs.com>
43 * combine.c (apply_distributive_law): Don't distribute across a
46 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
48 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
49 config/ms1/ms1.h, config/rs6000/predicates.md,
50 config/s390/s390.c, params.def, postreload-gcse.c,
51 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
52 tree-vrp.c, tree.c: Fix comment typos.
53 * doc/invoke.texi: Fix typos.
55 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
57 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
58 for testing whether the data_dependence_relation contains distance
59 vectors. Iterate over all distance vectors of the ddr.
60 * lambda.h: Define a vec of lambda_vector pointers.
61 * tree-data-ref.c (dump_data_dependence_relation,
62 dump_data_dependence_direction): Iterate over all distance and
63 direction vectors of the ddr.
64 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
66 (build_classic_dist_vector, build_classic_dir_vector): Push a set
67 of distance/direction vectors instead of a single one.
68 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
69 lambda_vectors with a vec of lambda_vectors.
70 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
71 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
72 DDR_NUM_DIST_VECTS): New.
73 * tree-loop-linear.c (gather_interchange_stats): Test for the
74 existence of distance vectors only after having checked that there
75 is a dependence. Iterate over all distance vectors of the ddr.
76 (linear_transform_loops): Use dump_data_dependence_relation.
77 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
78 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
79 distance vectors of the ddr.
81 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
83 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
84 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
85 IS_INTHANDLER; all callers changed.
86 (n_regs_saved_by_prologue): Take interrupt handler attributes into
88 (do_link, do_unlink): New argument ALL; all callers changed.
89 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
90 If function isn't leaf, save and restore all registers.
91 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
94 2005-11-05 Jan Hubicka <jh@suse.cz>
96 PR rtl-optimization/23490
97 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
98 max-flow-memory-location): Document.
99 * flow.c: Include params.h
100 (MAX_MEM_SET_LIST_LEN): Kill.
101 (add_to_mem_set_list): Use new param.
102 * cse.c (cse_basic_block): Replace 1000 by new param.
103 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
104 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
105 * predict.c (predict_loops): Use new param.
106 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
108 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
109 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
110 Do not hold memory returned by cgraph_node_name across other call.
112 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
115 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
118 2005-11-04 Jeff Law <law@redhat.com>
121 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
122 * tree-ssa-dom.c: Include params.h.
123 (thread_across_edge): If there are too many statements in the
124 target block, then do not thread through it.
125 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
126 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
128 2005-11-03 Diego Novillo <dnovillo@redhat.com>
131 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
132 TODO_update_ssa instead of TODO_update_ssa_no_phi.
134 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
137 * tree-scalar-evolution.c (instantiate_parameters_1,
138 instantiate_parameters, resolve_mixers): Compute the size of an
139 expression to be instantiated and give up the instantiation if the
140 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
142 2005-11-04 Richard Guenther <rguenther@suse.de>
144 * tree-flow.h (ref_contains_indirect_ref): Rename to
145 array_ref_contains_indirect_ref.
146 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
147 (array_ref_contains_indirect_ref): Make comment match the code
149 (ref_contains_array_ref): Likewise.
150 * tree-ssa-structalias.c (find_func_aliases): Remove call to
151 ref_contains_indirect_ref.
152 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
153 Rename calls to ref_contains_indirect_ref.
155 2005-11-04 Paul Brook <paul@codesourcery.com>
157 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
158 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
159 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
160 * config/arm/arm.md: Use match_operand in peephole input templates
161 and match_dup in peephole output templates.
163 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
165 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
168 2005-11-04 Mark Mitchell <mark@codesourcery.com>
169 Daniel Jacobowitz <dan@codesourcery.com>
171 * longlong.h (add_ssaaaa): Clobber condition code register
173 (sub_ddmmss): Likewise.
174 (umul_ppmm): Likewise.
176 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
177 Paul Brook <paul@codesourcery.com>
178 Phil Blundell <pb@reciva.com>
180 * configure.ac: Add test for ARM TLS support.
181 * configure: Regenerated.
182 * config/arm/arm-protos.h (legitimize_tls_address)
183 (arm_tls_referenced_p, tls_mentioned_p)
184 (arm_output_addr_const_extra): New prototypes.
185 (thumb_legitimize_pic_address): Delete.
186 * config/arm/arm.c: Include "gt-arm.h".
187 (enum tls_reloc): New.
188 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
189 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
190 (arm_call_tls_get_addr, legitimize_tls_address)
191 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
192 (arm_init_tls_builtins, arm_emit_tls_decoration)
193 (arm_output_addr_const_extra): New functions.
194 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
195 (TARGET_HAVE_TLS): Define.
196 (target_thread_pointer): New.
197 (arm_override_options): Handle -mtp=.
198 (legitimize_pic_address): Ignore UNSPECs.
199 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
201 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
202 (tls_get_addr_libfunc): New variable.
203 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
204 (arm_init_builtins): Call arm_init_tls_builtins.
205 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
206 (arm_encode_section_info): Call default_encode_section_info.
207 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
208 (enum arm_tp_type): New.
209 (target_thread_pointer): Add declaration.
210 (LEGITIMATE_CONSTANT_P): Handle TLS.
211 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
212 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
213 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
214 * config/arm/arm.md: Add UNSPEC_TLS.
216 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
218 (tls_load_dot_plus_eight): New insn and a peephole to create it.
219 (load_tp_hard, load_tp_soft): New insns.
220 * arm.opt: Add -mtp=.
221 * doc/invoke.texi (ARM Options): Document -mtp.
223 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
225 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
226 * config/arm/libunwind.S: Include "lib1funcs.asm".
227 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
228 (LIB2ADDEH): Add libunwind.S.
229 (LIB2ADDEHDEP): Add lib1funcs.asm.
230 * mklibgcc.in: Handle asm files in libgcc_eh.a.
232 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
235 * gcc/c.opt: Add a -lang-fortran option.
236 * gcc/c-opts.c: Add a lang_fortran flag.
237 (c_common_init_options): Handling the -lang-fortran option.
238 (c_common_handle_option): Add a case for Fortran options in
239 preprocessing. Remove cases for -ffixed-form and
240 -ffixed-line-length. Add a case for -lang-fortran.
242 2005-11-03 David Edelsohn <edelsohn@gnu.org>
244 * config/rs6000/rs6000.c: Include params.h
245 (optimization_options): Set max-grow-copy-bb-insns default to 16.
246 (bdesc_2arg): Delete vpkuhss and vpkuwss.
247 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
248 (UNSPEC_VPKUWSS): Delete.
249 (altivec_vpkuhss): Delete.
250 (altivec_vpkuwss): Delete.
251 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
253 (neg_eq0<mode>): Remove final condition.
254 (neg_eq<mode>): Remove condition and split-condition.
256 2005-11-04 Alan Modra <amodra@bigpond.net.au>
258 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
259 Use associated print macros.
261 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
264 * diagnostic.c (diagnostic_set_info_translated): New function.
265 (diagnostic_set_info): Use it. Add comment.
266 * diagnostic.h (diagnostic_set_info_translated): Declare.
268 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
270 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
271 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
272 reference only if 'public' is true.
273 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
274 emit the .hidden directive only if the indirect reference is public.
275 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
276 Pass it to dw2_force_const_mem.
277 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
278 * dwarf2out.c (output_cfi): Adjust calls to above function.
279 (output_call_frame_info): Likewise.
280 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
281 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
283 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
285 PR tree-optimization/24483
286 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
287 field to elts if possible.
289 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
292 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
295 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
297 Fix PR tree-optimization/24351
299 * tree-ssa-structalias.c (struct variable_info): Add
301 (get_varinfo_fc): New function to follow collapsing.
302 (new_var_info): Set collapsed_to to NULL.
303 (dump_constraint): Follow collapsing.
304 (build_constraint_graph): Handle collapsing.
305 (do_simple_structure_copy): Return false if something bad
307 (collapse_rest_of_var): New function.
308 (do_structure_copy): Collapse if do_simple_structure_copy returns
311 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
314 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
315 expressions to a statement list instead of gimplifying them.
317 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
319 PR rtl-optimization/23585
320 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
321 that can't trap plus a constant integer, if the mode has zero size.
323 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
326 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
328 ("*insv<mode>_reg_extimm"): Likewise.
330 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
333 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
334 c_common_type_for_mode returns an unnamed type.
336 2005-11-02 Richard Henderson <rth@redhat.com>
340 * dwarf2out.c (dwarf2out_reg_save_reg): New.
341 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
342 * function.c (assign_parms): Use calls.internal_arg_pointer.
343 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
345 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
346 (TARGET_CALLS): Add it.
347 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
348 * targhooks.c (default_internal_arg_pointer): New.
349 * targhooks.h (default_internal_arg_pointer): Declare.
350 * tree.h (dwarf2out_reg_save_reg): Declare.
351 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
352 * config/i386/i386.c (dbx_register_map): Add return column.
353 (dbx64_register_map, svr4_dbx_register_map): Likewise.
354 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
355 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
356 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
357 (ix86_save_reg): Save force_align_arg_pointer.
358 (ix86_emit_save_regs): Make regno unsigned.
359 (ix86_emit_save_regs_using_mov): Likewise.
360 (ix86_expand_prologue): Handle force_align_arg_pointer.
361 (ix86_expand_epilogue): Likewise.
362 * config/i386/i386.h: (dbx_register_map): Update.
363 (dbx64_register_map, svr4_dbx_register_map): Update.
364 (struct machine_function): Add force_align_arg_pointer.
365 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
366 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
367 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
369 2005-11-02 Jan Hubicka <jh@suse.cz>
372 * i386.md: Add peep2 for simplyfing array accesses.
374 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
377 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
378 * config/s390/s390.c (s390_decompose_shift_count): New function.
379 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
380 (print_shift_count_operand): Use s390_decompose_shift_count.
381 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
382 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
384 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
387 * loop.c (loop_givs_rescan): Use force_operand to expand
390 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
393 * fold-const.c (build_range_check): Use unsigned when signed
394 overflow is undefined also. If etype is subtype, make sure that
395 the subtraction is in the supertype.
397 2005-11-02 Richard Henderson <rth@redhat.com>
400 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
403 2005-11-01 Richard Henderson <rth@redhat.com>
406 * loop.c (scan_loop): Do not propagate computations to a hard
407 register destination with SMALL_REGISTER_CLASSES.
409 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
411 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
412 costs for MULT inside PLUS or MINUS.
414 2005-11-01 Bob Wilson <bob.wilson@acm.org>
416 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
417 (TRAMPOLINE_SIZE): Round up to 60.
418 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
420 2005-10-31 James E. Wilson <wilson@specifix.com>
423 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
424 ifdef. Put ifdefs around call in gen_subprogram_die.
425 (compute_frame_pointer_to_cfa_displacement): Likewise.
426 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
429 PR rtl-optimization/17356
430 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
431 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
433 2005-10-31 Jan Hubicka <jh@suse.cz>
436 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
439 * i386.c (legitimize_pic_address): Deal with large immediates.
442 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
443 from symbol names while computing checkup.
446 * predict.c (predict_loops): Do not estimate more than
447 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
448 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
450 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
452 PR tree-optimization/19097
453 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
455 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
457 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
459 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
462 * tree-inline.c (setup_one_parameter): If the init_stmt
463 is NULL, don't insert the statement.
465 2005-10-30 Jan Hubicka <jh@suse.cz>
467 PR tree-optimization/24172
468 * tree-inline.c (copy_body_r): Unshare the substituted value first.
470 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
472 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
473 constants for hosts with long != 32 bits.
475 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
478 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
480 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
482 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
483 (TARGET_MS1_16_002): New.
484 (TARGET_MS1_16_003): New.
486 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
487 ("*decrement_and_branch_until_zero_no_clobber"): New.
488 Add corresponding splitter for decrement_and_branch_until_zero
490 Key all decrement_and_branch_until_zero patterns off of
493 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
496 * tree-complex.c (extract_component): Treat RESULT_DECL
497 like the rest of the decls.
499 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
501 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
502 indirect call to _mcount if the function needs a static chain.
504 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
505 Caroline Tice <ctice@apple.com>
507 PR rtl-optimization/24460
508 * dwarf2out.c (have_switched_text_sections): New boolean variable.
509 (dwarf2out_switch_text_section): Set it to true instead of
510 incrementing separate_line_info_table_in_use.
511 (output_loc_list): Additionally test have_switched_text_sections.
512 (output_ranges): Likewise.
513 (dwarf2out_finish): Likewise.
514 * varasm.c (assemble_start_function): Do not call
515 insert_section_boundary_note.
516 (assemble_end_function): If flag_reorder_blocks_and_partition,
517 switch to the function's section before emitting the .size directive.
518 * bb-reorder.c (insert_section_boundary_note): Staticify.
519 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
520 * output.h (insert_section_boundary_note): Delete.
522 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
525 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
526 instead of pointer equality when comparing types.
528 2005-10-24 James E. Wilson <wilson@specifix.com>
530 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
531 add_dependence_list_and_free calls.
533 2005-10-24 Steven Bosscher <stevenb@suse.de>
535 * contrib.texi: Add the names of the LLNL folks who donated
536 Cray pointer support for gfortran.
538 2005-10-24 Steven Bosscher <stevenb@suse.de>
540 PR tree-optimization/24225
541 * profile.c (branch_prob): Look from end to start through a
542 basic block when looking for a locus.
544 2005-10-24 Richard Henderson <rth@redhat.com>
546 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
548 (hppa_expand_prologue): Likewise.
550 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
552 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
553 (NO_DEFERRED_PROFILE_COUNTERS): Define.
554 * pa.h (NO_PROFILE_COUNTERS): Define.
555 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
556 (funcdef_nos): New vector to hold label numbers of deferred profile
558 (output_deferred_profile_counters): New function.
559 (hppa_profile_hook): Push label number onto funcdef_nos.
560 (pa_hpux_file_end): Call output_deferred_profile_counters if
561 NO_DEFERRED_PROFILE_COUNTERS is false.
563 * pa-protos.h (get_deferred_plabel): New prototype.
564 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
566 (output_call): Adjust calls.
568 2005-10-24 Alan Modra <amodra@bigpond.net.au>
570 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
571 peculiarity of GOT/TOC section usage.
573 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
576 * c-common.c (constant_string_class_name): Add documentation.
578 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
581 * recog.c (peephole2_optimize): Increment peep2_current_count
582 only when the slot is empty.
584 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
587 * except.c (output_function_exception_table): Call
588 assemble_external_libcall if we need a personality function.
590 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
592 PR rtl-optimization/24460
593 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
594 set the basic block for barriers.
596 2005-10-21 Janis Johnson <janis187@us.ibm.com>
598 * var-tracking.c (vt_initialize): Initialize post.
600 2005-10-21 Devang Patel <dpatel@apple.com>
603 * c-common.c (vector_types_convertible_p): Check vector element type.
605 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
607 * config/sh/sh.c (prepare_move_operands): Handle the address
608 constant which is a tls symbolic address plus a constant.
610 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
613 * gcc.c (main): Use the correct counter for erroring out
614 about mulitple files.
616 2005-10-21 Alan Modra <amodra@bigpond.net.au>
619 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
620 use r2 for 64-bit tls .got access.
622 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
624 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
627 2005-10-20 Steven Bosscher <stevenb@suse.de>
629 PR tree-optimization/24307
630 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
632 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
635 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
637 * varasm.c (find_decl_and_mark_needed): After cgraph global info
638 is ready, stop marking functions, but still mark variables.
640 2005-10-20 Richard Guenther <rguenther@suse.de>
643 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
646 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
648 PR rtl-optimization/23585
649 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
650 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
651 (may_trap_p_1): New predicate extracted from...
652 (may_trap_p): ... here. Invoke may_trap_p_1.
653 (may_trap_or_fault_p): New predicate.
654 * rtl.h (may_trap_or_fault_p): Declare it.
655 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
656 instead of may_trap_p.
657 (steal_delay_list_from_fallthrough): Likewise.
658 (fill_simple_delay_slots): Likewise.
659 (fill_slots_from_thread): Likewise.
660 * function.c (pad_to_arg_alignment): Rework comment about
661 SPARC_STACK_BOUNDARY_HACK.
662 * config/sparc/sparc.h: Likewise.
664 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
666 * config/s390/s390.c (s390_expand_insv): New.
667 * config/s390/s390-protos.h (s390_expand_insv): Declare.
668 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
669 ("icm_hi"): Remove mode attribute.
670 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
672 ("*extracthi", "*extractqi"): Remove.
673 (extv<mode>", "*extzv<mode>"): New.
674 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
675 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
677 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
679 * cfgexpand.c (discover_nonconstant_array_refs_r,
680 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
681 (tree_expand_cfg): Call discover_nonconstant_array_refs.
682 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
683 discover_nonconstant_array_refs.
685 2005-10-19 Steven Bosscher <stevenb@suse.de>
688 * c-decl.c (pop_scope): Don't warn about an unused variable
689 if it is marked with TREE_NO_WARNING.
690 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
691 somenow mismatch and olddecl is to be replaced.
693 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
696 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
697 whether registers live on the edge can be saved/restored.
699 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
701 * config/sh/sh.c (fixup_mova): Skip notes.
703 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
705 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
706 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
707 (s390_can_eliminate): Handle BASE_REGNUM elimination.
708 (s390_initial_elimination_offset): Likewise.
709 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
710 register on TARGET_ZARCH targets.
711 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
712 (INITIAL_FRAME_POINTER_OFFSET): Remove.
713 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
714 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
716 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
718 * config/s390/s390.md: Comment describing output modifiers updated.
719 * config/s390/s390.c (print_operand): Likewise.
721 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
723 * config/s390/s390.c (override_options): Added check for -mstack-size
725 * doc/invoke.texi: Mention that limit in the documenation.
727 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
730 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
732 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
734 Fix PR tree-optimization/24231
736 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
737 (compute_avail): Ditto.
739 2005-10-18 Richard Henderson <rth@redhat.com>
742 * config/i386/i386.c (legitimate_constant_p): Check
743 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
745 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
746 (legitimate_pic_address_disp_p): Reorg CONST checking to make
747 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
749 (print_operand_address): Likewise.
750 * config/i386/predicates.md (x86_64_immediate_operand): Test
751 SYMBOL_REF_TLS_MODEL properly inside CONST.
752 (x86_64_zext_immediate_operand): Likewise.
753 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
754 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
755 * config/i386/i386-protos.h: Remove predicates.md entries.
757 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
759 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
760 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
762 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
763 Ian Lance Taylor <ian@airs.com>
766 * fold-const.c (fold_widened_comparison): Do not allow range based
767 constant folding when right operand cannot be unwidened.
769 2005-10-17 Richard Henderson <rth@redhat.com>
771 * builtins.c (expand_builtin_synchronize): Build a new-style asm
772 with a memory clobber.
774 2005-10-17 James E Wilson <wilson@specifix.com>
776 PR rtl-optimization/17356
777 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
778 checking for EDGE_EH.
780 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
782 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
783 the slot on an even boundary for any type with 16-byte alignment.
785 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
788 * md.texi (Modifiers) <%>: Clarify that % doesn't work
789 after register allocation.
791 2005-10-17 DJ Delorie <dj@redhat.com>
793 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
796 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
799 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
802 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
804 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
805 to 2 if it's already non-zero.
806 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
807 is set and warn about it if flag_schedule_insns is 1.
809 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
811 * config/crx/crx.md: Compare-and-branch instructions need to
814 2005-10-17 Uros Bizjak <uros@kss-loka.si>
817 * config/i386/i386.md (*pushdi2_rex64 splitter)
818 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
819 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
820 flow2 pass only when (optimize > 0 && flag_peephole2).
822 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
825 * gcc.c (have_c): New static variable.
827 (process_command): Remove declation of have_c.
828 Set have_o to 1 when handling -o.
829 (main): Add a fatel error if there are multiple
830 files specified and -o and -c/-S is passed witout
831 -combine or multiple languages.
833 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
835 Fix PR tree-optimization/22444
836 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
837 Assert that we don't hit something with subvars.
838 (setup_pointers_and_addressables): Don't add things with subvars,
839 because we'll already process the subvars for aliasing purposes.
841 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
844 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
845 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
846 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
847 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
848 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
849 swapped, alternatives for the R constraint.
852 * builtins.c (get_builtin_sync_mode): Make unlimited
853 mode_for_size request.
855 2005-10-15 Richard Henderson <rth@redhat.com>
857 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
858 (gimplify_expr): ... here.
859 (gimplify_compound_lval): Use it in initial scan loop. Allow
860 fb_lvalue in base expression.
862 2005-10-15 Richard Henderson <rth@redhat.com>
865 * builtins.c (expand_builtin_trap): Export.
866 * expr.h (expand_builtin_trap): Declare.
867 * expr.c (expand_assignment): Emit a trap for integral offsets
868 from registers that weren't reduced to bitpos.
870 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
871 (mark_array_ref_addressable): Remove.
872 * tree-flow.h (mark_array_ref_addressable): Remove.
873 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
875 2005-10-15 James E Wilson <wilson@specifix.com>
878 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
879 (add_dependence_list_and_free): Likewise.
880 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
883 2005-10-15 Diego Novillo <dnovillo@redhat.com>
887 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
888 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
890 (vrp_visit_phi_node): Only prevent infinite iterations when
891 the previous result and the new result are both VR_RANGEs.
893 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
895 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
898 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
901 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
904 2005-10-14 Per Bothner <per@bothner.com>
906 PR preprocessor/21250
907 * c-ppoutput.c (print_line): Print internal line 0 as 1.
909 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
912 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
913 overflow flags. Refactor some conditionals.
915 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
918 * tree-dfa.c (add_referenced_var): Only look at decls which
919 have TREE_CONSTANT or TREE_READONLY set instead of if
920 !TREE_PUBLIC or !TREE_CONSTANT.
922 2005-10-13 James E Wilson <wilson@specifix.com>
924 * doc/invoke.texi: For -x, add f95-cpp-input.
925 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
927 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
929 PR tree-optimization/24262
930 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
931 in loop all the time.
933 2005-10-12 Richard Henderson <rth@redhat.com>
936 * tree.h (DECL_TRANSPARENT_UNION): Remove.
937 * function.c (assign_parm_find_data_types): Don't support it.
938 * print-tree.c (print_node): Likewise.
939 * c-common.c (handle_transparent_union_attribute): Likewise.
940 Use build_duplicate_type.
941 * tree-inline.c (remap_type_1): Split out of remap_type;
942 properly remap aggregate fields.
943 (build_duplicate_type): New.
944 * doc/extend.texi (Variable Attributes): Remove documentation
945 for transparent_union.
947 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
950 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
951 (gen_stack_pointer_dec): Likewise.
953 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
957 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
959 (struct cxx): Add adjust_class_at_definition target hook.
960 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
961 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
962 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
963 hook_void_tree. Add to TARGET_CXX.
964 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
966 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
967 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
968 instead of attribute. Check for dllexport override. Warn if
969 inconsistent dll linkage. Don't lose old dllimport if decl has
970 had address referenced. Tweak lookup of dllimport atribute.
971 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
972 for target specific rules. Don't add dllimport attribute if
973 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
975 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
976 * varasm.c (initializer_constant_valid_p): Replace
977 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
981 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
982 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
983 (i[34567]86-*-mingw32*): Likewise.
985 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
986 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
988 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
989 C++-specific code. Change return value to bool.
990 (i386_pe_dllimport_p): Likewise.
991 (associated_type): Simplify and make language-independent
992 (i386_pe_encode_section_info): Replace override of ambiguous
993 dllimport symbol refs with a gcc_assert.
994 (i386_pe_valid_dllimport_attribute_p): Define.
995 * config/i386/winnt-cxx.c: New file. Define C++ versions of
996 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
997 i386_pe_adjust_class_at_definition.
998 * config/i386/winnt-stubs.c: New file. Define stub versions of
999 lang-specific functions.
1000 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
1001 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1002 i386_pe_adjust_class_at_definition.
1003 (i386_pe_valid_dllimport_attribute_p): Declare.
1004 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
1005 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
1006 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
1009 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
1010 dllimport attribute with test of DECL_DLLIMPORT_P.
1012 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
1014 * combine.c (make_extraction): Correct offset computation.
1016 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
1018 * config/cris/t-linux (LIMITS_H_TEST): Define.
1020 2005-10-12 Richard Henderson <rth@redhat.com>
1023 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
1025 2005-10-12 Richard Guenther <rguenther@suse.de>
1027 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
1029 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
1032 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
1033 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
1036 2005-10-12 Richard Guenther <rguenther@suse.de>
1039 * varasm.c (output_constant): Correct typo from previous
1042 2005-10-11 Ian Lance Taylor <ian@airs.com>
1044 PR rtl-optimization/13931
1045 * combine.c: Revert patch of 2003-05-14, and:
1046 (try_combine): Only set elim_i1 and elim_i2 if the destination is
1047 completely killed in the appropriate insn.
1048 (distribute_notes): Don't skip multiple hard register test for
1049 elim_i1 and elim_i2.
1051 2005-10-11 Richard Henderson <rth@redhat.com>
1054 * c-typeck.c (convert_for_assignment): Use build_constructor_single
1055 to initialize a transparent union instead of a nop_expr.
1057 2005-10-11 Richard Henderson <rth@redhat.com>
1059 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
1060 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
1061 (tree_ssa_dce_loop): Call scev_reset.
1064 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
1065 * tree-ssa-dce.c: Include cfgloop.h.
1066 (tree_ssa_dce_loop, pass_dce_loop): New.
1067 * tree-pass.h (pass_dce_loop): Declare it.
1068 * passes.c (init_optimization_passes): Use it.
1070 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
1073 * convert.c (convert_to_real): Revert 2005-10-05 patch.
1074 Only apply the optimization for rounding builtins if the inner
1075 cast is also an extension.
1077 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
1080 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
1081 mark_new_vars_to_rename instead of update_stmt.
1083 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
1085 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
1087 2005-10-11 Jakub Jelinek <jakub@redhat.com>
1089 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
1090 for setting MMX register to 0 rather than mmx.
1092 2005-10-10 Steve Ellcey <sje@cup.hp.com>
1095 * configure.ac: Move gas check from mips specific case to common case.
1096 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
1097 * configure: Regenerate
1098 * doc/install.texi: Update.
1100 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1103 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
1105 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
1107 * gcc.c (do_spec_1): Accept numeric characters in file name
1110 2005-10-10 Nick Clifton <nickc@redhat.com>
1112 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
1113 describing the deleted arm_gen_rotated_half_load function.
1115 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
1117 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
1120 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
1122 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
1124 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
1125 (EXTRA_MULTILIB_PARTS): Define.
1126 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1127 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1128 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
1129 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1130 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1131 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
1133 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
1135 PR tree-optimization/24226
1136 * tree-cfg.c (remove_bb): Clean up unreachable loops.
1137 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
1138 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
1141 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1143 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
1145 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
1148 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
1149 Rewrite for no need for the early clobber.
1151 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1153 Merge from csl-arm-branch:
1154 2005-09-07 Paul Brook <paul@codesourcery.com>
1155 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
1158 2005-04-30 Paul Brook <paul@codesourcery.com>
1159 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
1160 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
1162 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
1163 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
1164 (arm_override_options): Use TARGET_AAPCS_BASED.
1165 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
1166 (PTRDIFF_TYPE): Use int for AAPCS.
1167 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
1168 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
1169 (DEFAULT_SHORT_ENUMS): Delete.
1170 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
1172 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
1173 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
1174 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
1175 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
1177 2004-12-03 Mark Mitchell <mark@codesourcery.com>
1178 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
1180 2004-11-22 Mark Mitchell <mark@codesourcery.com>
1181 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
1183 2004-11-19 Mark Mitchell <mark@codesourcery.com>
1184 * config.gcc (arm*-*-linux-gnueabi): Add it.
1185 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
1187 (TARGET_OS_CPP_BUILTINS): Likeiwse.
1188 * config/arm/linux-eabi.h: New file.
1189 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
1190 (LINUX_TARET_LINK_SPEC): Likewise.
1191 (LINK_SPEC): Use it.
1192 * config/arm/t-linux-eabi: New file.
1194 2005-10-08 Steven Bosscher <stevenb@suse.de>
1197 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
1199 (PARAM_SMS_DFA_HISTORY): Likewise.
1201 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1204 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
1205 (load_register_parameters): Call it.
1206 (check_sibcall_argument_overlap_1): Likewise.
1207 (store_one_arg): Likewise.
1209 2005-10-07 James E. Wilson <wilson@specifix.com>
1211 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
1212 DImode not VECINT24 for operand 2.
1215 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
1219 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
1220 fr_spill): Use destination_operand for operand 0.
1222 2005-10-07 DJ Delorie <dj@redhat.com>
1224 * varasm.c (output_constant): Limit error to expanding
1227 2005-10-07 Richard Guenther <rguenther@suse.de>
1230 * fold-const.c (fold_binary): Fix operand types during folding
1231 of X op (A, Y). Evaluation order of the side-effects of
1232 X and A are frontend-defined, so ensure we honour that even for
1233 tcc_comparison class operands; eased by removing duplicate code.
1235 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1237 * stor-layout.c (layout_type): Do not allow alignment of array
1238 elements to be greater than their size.
1240 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1242 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
1244 (hppa*-*-linux*): Ditto.
1245 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
1246 * config/host-hpux.c: New.
1247 * config/x-hpux: New.
1248 * config/pa/x-hpux: Remove.
1249 * config/pa/x-linux: Remove.
1250 * config/pa/pa-host.c: Remove.
1252 2005-10-07 Jeff Law <law@redhat.com>
1254 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
1255 determine whether or not to try and thread outgoing edges.
1257 2005-10-07 David Edelsohn <edelsohn@gnu.org>
1259 * config/rs6000/rs6000.md (eqsi_power): New.
1260 (neg_eq0si): Add TARGET_POWER to final condition.
1263 2005-10-06 Richard Henderson <rth@redhat.com>
1265 * config/rs6000/rs6000.c: Revert last change.
1267 2005-10-06 Richard Henderson <rth@redhat.com>
1269 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
1270 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
1272 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
1276 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
1277 out return_label and naked_return_label.
1279 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1281 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
1284 2005-10-06 Richard Henderson <rth@redhat.com>
1287 * tree-inline.c (declare_return_variable): Handle modify_dest not
1290 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1292 Fix PR tree-optimization/22488
1293 * tree-ssa-structalias.c (check_for_overlaps): New function.
1294 (create_variable_info_for): Use it.
1296 2005-10-06 Richard Henderson <rth@redhat.com>
1299 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
1300 (dwarf2out_start_source_file): Print it.
1302 2005-10-06 Geoffrey Keating <geoffk@apple.com>
1304 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
1306 2005-10-06 Richard Henderson <rth@redhat.com>
1309 * mode-switching.c (optimize_mode_switching): Clear transp bit
1310 for block with incomming abnormal edges.
1312 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
1313 (fpscr_set_from_mem): Use them.
1314 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
1315 (fpscr postinc splitters): Rewrite as peephole2+split.
1317 2005-10-06 David Edelsohn <edelsohn@gnu.org>
1319 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
1320 (eq<mode>_compare): Same.
1322 2005-10-06 Richard Guenther <rguenther@suse.de>
1324 PR tree-optimization/24238
1325 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
1327 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
1329 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
1330 here. Use AC_PATH_PROG for environment variables instead of
1332 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
1334 * configure: Regenerated.
1336 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
1339 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
1340 then force it into a register.
1341 (call_value): Likewise.
1343 2005-10-06 Richard Henderson <rth@redhat.com>
1346 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
1347 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
1348 under pass_vectorize.
1350 2005-10-05 Devang Patel <dpatel@apple.com>
1353 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
1354 handling constants. Check NAMESPACE_DECL context for constants.
1356 2005-10-05 Eric Christopher <echristo@apple.com>
1358 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
1360 2005-10-05 Richard Henderson <rth@redhat.com>
1363 * tree-cfg.c (mark_array_ref_addressable_1): New.
1364 (mark_array_ref_addressable): New.
1365 * tree-flow.h (mark_array_ref_addressable): Declare.
1366 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
1368 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
1372 * reload.c (subst_reloads): When adding a REG_LABEL to a
1373 jump instruction, also update JUMP_LABEL.
1375 2005-10-05 David Edelsohn <edelsohn@gnu.org>
1377 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
1378 * bb-reorder.c (copy_bb_p): Use it.
1379 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
1381 2005-10-05 Richard Henderson <rth@redhat.com>
1384 * toplev.c (process_options): Warn about unsupported combinations
1385 of unwind tables and omit-frame-pointer.
1386 * config/i386/i386.c (override_options): Similarly. Enable
1387 accumulate-outgoing-args if not explicitly disabled.
1389 2005-10-05 Steve Ellcey <sje@cup.hp.com>
1391 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
1392 Handle big endian vs. small endian.
1393 (vec_initv2sf): Handle big endian vs. small endian.
1394 (*vec_extractv2sf_1): Ditto.
1396 2005-10-05 Dale Johannesen <dalej@apple.com>
1398 * convert.c (convert_to_real): Don't convert
1399 (float)floor(double d) to floorf((float)d).
1401 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
1403 * config/arm/arm.md (insv): Use gen_int_mode in more places.
1405 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
1407 PR tree-optimization/18587
1408 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
1409 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
1410 build_vuses): Change to VEC type.
1411 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
1412 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
1413 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
1414 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
1415 (get_name_decl): New. Return DECL_UID of base variable.
1416 (operand_build_cmp): New. qsort comparison routine.
1417 (operand_build_sort_virtual): New. Sort virtual build vector.
1418 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
1419 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
1420 (FINALIZE_BASE): Use get_name_decl.
1421 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
1422 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
1423 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
1424 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
1425 direct VEC_* manipulations.
1426 (build_ssa_operands): Call operand_build_sort_virtual.
1427 (copy_virtual_operand, create_ssa_artficial_load_stmt,
1428 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
1429 with direct VEC_* manipulations.
1430 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
1431 with direct VEC manipulations.
1433 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
1435 PR tree-optimization/21419
1436 PR tree-optimization/24146
1437 PR tree-optimization/24151
1439 * c-typeck.c (readonly_error): Handle USE being lv_asm.
1440 (build_asm_expr): Call it if outputs are read-only.
1441 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
1443 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
1444 Paolo Bonzini <bonzini@gnu.org>
1448 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
1449 enable the instructions and not just the built-ins.
1450 * doc/invoke.texi (x86 Options): Likewise.
1452 2005-10-04 Geoffrey Keating <geoffk@apple.com>
1454 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
1456 * doc/invoke.texi (Option Summary): Correct spelling
1457 of -mmacosx-version-min.
1459 2005-10-04 Devang Patel <dpatel@apple.com>
1461 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
1464 2005-10-04 Steve Ellcey <sje@cup.hp.com>
1466 * tree-vect-transform.c (vect_create_epilog_for_reduction):
1467 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
1469 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
1471 * config/s390/s390.md ("TDSI","DP"): New mode macros.
1472 ("TE","tg"): New mode attributes.
1473 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
1474 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
1475 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
1476 dword_mode and one for GPRmode.
1478 2005-10-04 Ian Lance Taylor <ian@airs.com>
1480 PR preprocessor/13726
1481 * c-ppoutput.c (cb_include): Add comments parameter, and print out
1482 any comments passed in.
1484 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1486 * tree.c (annotate_with_file_line): Fix typo.
1488 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1491 * builtins.c (fold_builtin_memcmp): When constructing the pointer
1492 type used to access data in the inlined length == 1 case, use
1493 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
1494 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
1496 2005-10-04 Uros Bizjak <uros@kss-loka.si>
1498 * config/i386/i386.h (TARGET_FISTTP): Enable also for
1499 TARGET_SSE3 and only for TARGET_80387.
1500 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
1501 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
1502 Do not depend on TARGET_80387.
1504 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1506 * tree.c (last_annotated_node): Change type to location_t*.
1507 (annotate_with_file_line): Reflect the change of
1508 last_annotated_node type.
1510 2005-10-04 Richard Guenther <rguenther@suse.de>
1513 * c-decl.c (grokdeclarator): Don't write to fields
1516 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1519 * c-decl.c (finish_decl): Use set_user_assembler_name even for
1521 * varasm.c (make_decl_rtl): If a register variable does not
1522 have a set user assmbler name, error out.
1523 Decode the asmspec is now name+1 bypassing '*'.
1525 2005-10-04 Steven Bosscher <stevenb@suse.de>
1527 PR tree-optimization/23049
1528 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
1529 of a COND_EXPR is folded before calling fold on the whole rhs of a
1530 conditional assignment.
1531 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
1532 document that a COND_EXPR may appear there.
1534 2005-10-03 Diego Novillo <dnovillo@redhat.com>
1537 * tree-vrp.c (extract_range_from_assert): If the new numeric
1538 range created out of the assertion contradicts the existing
1539 numeric range of the ASSERT_EXPR variable, make the new range
1542 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
1544 * config/sh/sh.c (sh_register_move_cost): Add case for moving
1545 from T_REGS to FP register class.
1547 2005-10-03 Richard Henderson <rth@redhat.com>
1550 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
1551 before creating a new one.
1553 2005-10-03 David Edelsohn <edelsohn@gnu.org>
1555 * config/rs6000/t-aix43 (LDFLAGS): New.
1556 * config/rs6000/t-aix52 (LDFLAGS): New.
1558 2005-10-03 Ian Lance Taylor <ian@airs.com>
1560 * gimplify.c (find_single_pointer_decl_1): New static function.
1561 (find_single_pointer_decl): New static function.
1562 (internal_get_tmp_var): For a formal variable, set restrict base
1563 information if appropriate.
1564 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
1566 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
1567 (DECL_GET_RESTRICT_BASE): Define.
1568 (SET_DECL_RESTRICT_BASE): Define.
1569 (decl_restrict_base_lookup): Declare.
1570 (decl_restrict_base_insert): Declare.
1571 (struct tree_decl_with_vis): Add based_on_restrict_p field.
1572 * tree.c (restrict_base_for_decl): New static variable.
1573 (init_ttree): Initialize restrict_base_for_decl.
1574 (copy_node_stat): Copy restrict base information.
1575 (decl_restrict_base_lookup): New function.
1576 (decl_restrict_base_insert): New function.
1577 (print_restrict_base_statistics): New static function.
1578 (dump_tree_statistics): Call print_restrict_base_statistics.
1580 2005-10-02 Diego Novillo <dnovillo@redhat.com>
1583 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
1584 case of anti-ranges.
1586 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
1589 * c-typeck.c (tagged_tu_seen): Rename to ...
1590 (tagged_tu_seen_cache): this and add val field.
1591 (comptypes): Move functional to comptypes_internal
1592 and free tagged_tu_seen.
1593 (comptypes_internal): New function and call comptypes_internal
1594 instead of comptypes. Speed up by sibcalling
1595 tagged_types_tu_compatible_p.
1596 (alloc_tagged_tu_seen): New function
1597 (free_all_tagged_tu_seen_up_to): New function.
1598 (tagged_types_tu_compatible_p): Return the val of the seen two
1600 Add that the two types are the same to tagged_tu_seen_base
1601 if they are and call comptypes_internal instead of comptypes.
1602 <case UNION_TYPE>: Speed up common type where the fields are
1604 (function_types_compatible_p): Call comptypes_internal instead of
1606 (type_lists_compatible_p): Likewise.
1607 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
1609 2005-10-02 Matthias Klose <doko@debian.org>
1611 * doc/invoke.texi: Fix typo and speling error.
1613 2005-10-01 Richard Henderson <rth@redhat.com>
1615 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
1617 2005-10-01 Mark Mitchell <mark@codesourcery.com>
1619 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
1620 using --start-group and --end-group.
1622 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1624 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
1625 FIXME note regarding quirky semantics.
1627 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1630 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
1631 non-null range as a last resort.
1633 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
1634 Diego Novillo <dnovillo@redhat.com>
1637 * tree-vrp.c (extract_range_from_assert): For !=
1638 assertions, only build an anti-range if LIMIT is a
1639 single-valued range.
1641 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
1643 * arm.md (movqi): On thumb when optimizing, handle loading from
1644 memory by describing this as taking a subreg of a zero-extended load
1645 into an SImode register.
1648 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
1650 * reload1.c (merge_assigned_reloads): Do not change any
1651 RELOAD_FOR_OUTPUT_ADDRESS reloads.
1653 2005-09-30 Geoffrey Keating <geoffk@apple.com>
1655 * Makefile.in (LIPO_FOR_TARGET): Define.
1656 (STRIP_FOR_TARGET): Define.
1658 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
1659 before creating new ones. Do symlinks before creating the actual
1662 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
1663 to work out which multilibs are actually being built.
1665 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
1667 * tree-vect-transform.c, config/ms1/ms1.md,
1668 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
1669 Follow spelling conventions.
1670 * doc/invoke.texi, doc/md.texi: Fix typos.
1672 2005-09-30 Andrew Macleod <amacleod@redat.com>
1674 PR tree-optimization/21430
1675 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
1676 use operands, and set stmt pointer if need be.
1677 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
1678 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
1681 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1684 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
1686 2005-09-29 Mark Mitchell <mark@codesourcery.com>
1688 * optabs.c (expand_binop): Initialize first_pass_p.
1690 2005-09-29 Jakub Jelinek <jakub@redhat.com>
1693 * c-decl.c (c_write_global_declarations_1): If any
1694 wrapup_global_declaration_2 call returned true, restart the loop.
1696 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
1698 Fix PR tree-optimization/24117
1699 * tree-ssa-structalias.c (find_func_aliases): Strip nops
1700 before considering whether to use anyoffset.
1702 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1706 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1708 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1710 (swap_commutative_operands_with_target): New.
1712 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1715 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
1718 2005-09-29 Steven Bosscher <stevenb@suse.de>
1720 PR tree-optimization/23911
1721 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
1722 and IMAGPART_EXPR too.
1724 2005-09-28 Mark Mitchell <mark@codesourcery.com>
1727 * expmed.c (expand_shift): Move logic to reverse rotation
1728 direction when rotating by constants ...
1729 * optabs.c (expand_binop): ... here.
1730 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
1731 (ix86_rotrdi3): New pattern.
1732 (rotldi3): Handle 32-bit mode.
1733 (ix86_rotldi3): New pattern.
1735 2005-09-29 Alan Modra <amodra@bigpond.net.au>
1738 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
1739 check for numbers that need no bit twiddle.
1741 2005-09-28 Geoffrey Keating <geoffk@apple.com>
1743 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
1744 multilib to be built.
1746 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
1747 (stage1-start): Delete old libgcc and libunwind before moving
1748 anything into the stage directory.
1749 (stage2-start): Likewise.
1750 (stage3-start): Likewise.
1751 (stage4-start): Likewise.
1752 (stageprofile-start): Likewise.
1753 (stagefeedback-start): Likewise.
1754 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
1755 header in tm_file and CPU-specific t-darwin in tmake_file.
1756 (i[34567]86-*-darwin*): Don't change tm_file.
1757 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
1758 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
1759 shared library stub for target OS version.
1760 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
1761 (SHLIB_LINK): Don't make SHLIB_SOLINK.
1762 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
1763 (libgcc_s.%.dylib): New.
1765 (install-darwin-libgcc-stubs): New.
1766 (INSTALL_LIBGCC): New append.
1767 * config/i386/darwin-libgcc.10.4.ver: New.
1768 * config/i386/darwin-libgcc.10.5.ver: New.
1769 * config/i386/t-darwin: New.
1770 * config/rs6000/darwin-libgcc.10.4.ver: New.
1771 * config/rs6000/darwin-libgcc.10.5.ver: New.
1772 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
1773 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
1775 2005-09-28 Paul Brook <paul@codesourcery.com>
1777 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
1780 2005-09-28 Richard Guenther <rguenther@suse.de>
1782 PR tree-optimization/23853
1783 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
1784 host_integerp to verify misalignment value.
1786 2005-09-28 Richard Henderson <rth@redhat.com>
1788 * builtins.c (get_builtin_sync_mode): New.
1789 (expand_builtin_sync_operation): Pass in mode argument.
1790 (expand_builtin_compare_and_swap): Likewise.
1791 (expand_builtin_lock_test_and_set): Likewise.
1792 (expand_builtin_lock_release): Likewise.
1793 (expand_builtin): Update to match.
1795 2005-09-28 Nick Clifton <nickc@redhat.com>
1797 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
1798 formatting. Add check to PLUS case to ensure that the offset is
1799 within an acceptable range.
1801 * config/v850/v850.md (casesi): Disable the generation of the
1802 switch pattern as it is not being handled properly at the moment.
1804 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
1805 for when the high words are identical.
1807 2005-09-27 Richard Henderson <rth@redhat.com>
1809 * pretty-print.c (pp_base_format): Fix typo for %>.
1811 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
1812 Devang Patel <dpatel@apple.com>
1814 PR tree-optimization/23625
1815 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
1816 LABEL_EXPR, assertion check.
1818 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
1820 * optabs.c (no_conflict_move_test): Check if a result of a
1821 to-be-moved insn would be clobbered by an originally
1824 2005-09-27 Jeff Law <law@redhat.com>
1826 * passes.c (init_optimization_passes): Replace copy propagation
1827 passes immediately after DOM with phi-only copy propagation
1828 pases. Add phi-only copy propagation pass after first DOM pass.
1829 * tree-pass.h (pass_phi_only_copy_prop): Declare.
1830 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
1831 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
1832 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
1833 to init_copy_prop. Callers updated.
1834 (do_phi_only_copy_prop): New function.
1835 (pass_phi_only_copy_prop): New pass descriptor.
1837 2005-09-27 Nick Clifton <nickc@redhat.com>
1839 * libgcc2.c (__popcount_tab): Remove redundant prototype.
1841 2005-09-26 Jason Merrill <jason@redhat.com>
1844 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
1846 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
1848 2005-09-26 James E Wilson <wilson@specifix.com>
1850 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
1851 copyright. Add gcc copyright plus libgcc exception.
1852 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
1854 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
1856 2005-09-26 Jeff Law <law@redhat.com>
1858 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
1859 about when to iterate.
1861 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
1864 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
1865 for __complex__ double in -mcpu=G5 mode.
1867 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
1869 PR tree-optimization/23942
1870 * Makefile.in (SCEV_H): Depends on PARAMS_H.
1871 * tree-scalar-evolution.c: Include params.h.
1873 (follow_ssa_edge, follow_ssa_edge_in_rhs,
1874 follow_ssa_edge_in_condition_phi_branch,
1875 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
1876 Change return type to t_bool. Use a parameter to limit the size of
1877 trees that are walked before stopping
1878 (analyze_evolution_in_loop): Initialize the limit to 0.
1879 (follow_ssa_edge): Give up by returning t_dont_know if the limit
1880 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1882 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1885 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
1886 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
1888 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
1890 * combine.c (make_extraction): Check for valid use of subreg.
1892 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1895 * config/i386/i386.md ("*fistdi2_1"): New pattern.
1896 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
1897 ("fist<mode>2_with_temp"): Use only register operands.
1899 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
1901 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
1902 CALL_INSN_FUNCTION_USAGE.
1904 2005-09-26 Richard Guenther <rguenther@suse.de>
1907 * gcse.c: Include hashtab.h, define ldst entry hashtable.
1908 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
1909 (ldst_entry): Use the hashtable instead of list-walking.
1910 (find_rtx_in_ldst): Likewise.
1911 (free_ldst_entry): Free the hashtable.
1912 (compute_ld_motion_mems): Create the hashtable.
1913 (trim_ld_motion_mems): Remove entry from hashtable if
1914 removing it from list.
1915 (compute_store_table): Likewise^2.
1916 (store_motion): Free hashtable in case we did not see
1919 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
1921 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1922 and arg1 if we are passing them to fold_build2.
1924 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
1927 * config/i386/i386.c (ix86_function_regparm): Fix the test for
1930 2005-09-25 Richard Henderson <rth@redhat.com>
1932 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
1933 SYMBOL_REF_TLS_MODEL to be correct.
1935 2005-09-24 Richard Henderson <rth@redhat.com>
1937 * ipa-type-escape.c (discover_unique_type): Remove dead code at
1938 end of function. Reindent.
1940 2005-09-24 Ian Lance Taylor <ian@airs.com>
1942 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
1943 NEGATE_EXPR/BIT_NOT_EXPR case.
1945 2005-09-24 Richard Henderson <rth@redhat.com>
1947 * c-common.c (handle_mode_attribute): When not modifying in place,
1948 create subtypes for enumerations.
1949 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
1950 * gimplify.c (create_tmp_from_val): Likewise.
1952 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
1954 * config/i386/i386.md (*tls_global_dynamic_64,
1955 *tls_local_dynamic_base_64): Add missing mode to call.
1956 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
1958 2005-09-24 Jan Hubicka <jh@suse.cz>
1960 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
1961 (cgraph_clone_node): Likewise.
1962 * cgraph.h (cgraph_clone_edge): Update prototype.
1963 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
1964 duplicated prototypes; add updating argument.
1965 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
1966 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
1968 (cgraph_mark_inline_edge): Likewise.
1969 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
1970 (cgraph_flatten_node): Likewise.
1971 (cgraph_decide_recursive_inlining): Likewise.
1972 (cgraph_decide_inlining_of_small_function): Likewise.
1973 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1975 2005-09-23 David Edelsohn <edelsohn@gnu.org>
1976 Pete Steinmetz <steinmtz@us.ibm.com>
1978 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
1979 (rldic.): Set type to "compare".
1981 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
1982 mfjmpr for MFCTR/MFLR.
1983 (movdf_hardfloat64): Same.
1984 (movdf_softfloat64): Same. Correct order of store and move types.
1985 (movti_string): Set type to store_ux/load_ux.
1986 (load_multiple): Set type to load_ux.
1987 (store_multiple): Set type to store_ux.
1988 (movmemsi): Set type to store_ux.
1989 (output_cbranch direct_return): Set type to jmpreg.
1990 (stmw): Set type to store_ux.
1991 (lmw): Set type to load_ux.
1992 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
1993 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
1994 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
1995 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
1996 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
1997 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
1998 (rios1-fpstore): Increase latency to 3.
1999 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
2000 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
2002 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2003 Andrew Pinski <pinskia@physics.uc.edu>
2005 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
2006 operand2 constraint to "b".
2007 (sync_<fetchop_name>di_internal): Same.
2008 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
2010 (sync_old_<fetchop_name>di_internal): Same.
2011 (sync_new_<fetchop_name>si_internal): Same.
2012 (sync_new_<fetchop_name>di_internal): Same.
2014 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
2017 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
2018 case, define as macros.
2020 PR rtl-optimization/23837
2021 * optabs.c (no_conflict_move_test): Don't set must_stay for a
2022 clobber / clobber match between dest and p->first.
2024 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
2025 (no_conflict_move_test): Update comments.
2027 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
2029 * doc/install.texi: Update URL for Jacks.
2030 * doc/sourcebuild.texi: Likewise.
2032 2005-09-22 David Edelsohn <edelsohn@gnu.org>
2035 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
2036 registers when choosing register preferences.
2037 (movdf_hardfloat64): Same.
2039 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
2041 * expmed.c (expand_shift): Don't use the target of the rotate as
2042 target for the first expanded shift insn.
2043 * testsuite/gcc.dg/20050922-1.c: Testcase added.
2045 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
2047 PR tree-optimization/22438
2048 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
2049 preserved iv rhs rewriting specially.
2051 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
2053 * tree-data-ref.c (analyze_array_indexes): Only estimate when
2054 estimate_only is true.
2055 * tree-flow.h (ref_contains_indirect_ref): New prototype.
2056 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
2057 tree-ssa-structalias.c
2058 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
2059 ref_contains_indirect_ref.
2060 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
2062 2005-09-21 DJ Delorie <dj@redhat.com>
2064 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
2066 (mn10300_return_in_memory): Support variable size types also.
2067 (mn10300_pass_by_reference): Likewise.
2068 (mn10300_function_value): New.
2069 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
2070 (FUNCTION_OUTGOING_VALUE): Likewise.
2071 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
2072 * doc/invoke.texi: Document it.
2074 2005-09-21 Uros Bizjak <uros@kss-loka.si>
2077 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
2078 force integer op1 into register for XFmode compares.
2080 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
2083 * expmed.c (alg_code): Add alg_impossible.
2084 (alg_hash_entry): Add cost.
2085 (synth_mult): Record alg_impossible in the hash table if
2086 multiplication by a given integer is impossble within the
2087 limit. Speed up using alg_impossible.
2089 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2091 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
2092 argument. Allow and set any offset if needs_anyoffset is passed
2094 (get_constraint_for): Add argument here too.
2096 (do_structure_copy): Pass NULL to get_constraint_for.
2097 (handle_ptr_arith): Ditto.
2098 (find_func_aliases): Ditto.
2100 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
2102 PR rtl-optimization/23898
2103 * output.h (get_attr_min_length): Declare.
2104 * final.c (get_attr_length_1): New function, broken out of:
2106 (get_attr_min_length): New function.
2107 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
2108 (duplicate_computed_gotos): Likewise.
2109 * genattr.c (insn_min_length): Generate declaration.
2110 * genattrtab.c (min_fn, min_attr_value): New functions.
2111 (make_length_attrs): Generate insn_min_length.
2113 2005-09-20 Steve Ellcey <sje@cup.hp.com>
2115 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
2117 2005-09-20 Richard Henderson <rth@redhat.com>
2119 PR tree-optimization/24059
2120 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
2123 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
2125 * c.opt (fextended-identifiers): New.
2126 * c-opts.c (c_common_handle_option): Handle
2127 -fextended-identifiers.
2128 * doc/cpp.texi: Update documentation of extended identifiers.
2129 * doc/cppopts.texi (-fextended-identifiers): Document.
2131 2005-09-20 Jakub Jelinek <jakub@redhat.com>
2133 PR tree-optimization/23929
2134 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
2137 PR tree-optimization/23818
2138 * tree-stdarg.c (execute_optimize_stdarg): Call
2139 calculate_dominance_info.
2141 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2143 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
2144 (analyze_siv_subscript_cst_affine): Add weak SIV test.
2145 (compute_overlap_steps_for_affine_1_2): Use
2146 get_number_of_iters_for_loop.
2147 (analyze_subscript_affine_affine): Check whether difference is
2149 Use get_number_of_iters_for_loop.
2150 Check whether overlap occurs outside of bounds.
2151 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
2153 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
2155 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
2156 base register if possible.
2158 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
2160 PR tree-optimization/18463
2161 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
2162 converting it directly is not possible.
2163 (chrec_convert_aggressive): New function.
2164 * tree-chrec.h (chrec_convert_aggressive): Declare.
2165 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
2166 Fold chrec conversions aggressively if asked to.
2167 (instantiate_parameters): Modified because of changes in
2168 instantiate_parameters_1.
2170 2005-09-19 Richard Henderson <rth@redhat.com>
2172 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
2173 (reduc_splus_v2df): New.
2175 2005-09-19 Richard Sandiford <richard@codesourcery.com>
2177 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
2178 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
2180 2005-09-19 Richard Henderson <rth@redhat.com>
2182 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
2185 2005-09-19 Richard Henderson <rth@redhat.com>
2187 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
2188 (ia64_expand_dot_prod_v8qi): New.
2189 * config/ia64/ia64-protos.h: Update.
2190 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
2191 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
2192 sdot_prodv8qi, sdot_prodv4hi): New.
2193 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
2195 2005-09-19 Richard Henderson <rth@redhat.com>
2198 * real.c (exact_real_truncate): Return false if the format cannot
2199 represent the number as a normal.
2201 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
2202 for a memory source.
2204 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
2206 * tree-ssa-operands.c (swap_tree_operands): Export.
2207 * tree.h (swap_tree_operands): Declare.
2208 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
2209 Call swap_tree_operands.
2211 2005-09-19 Richard Henderson <rth@redhat.com>
2213 * tree-flow.h (merge_alias_info): Declare.
2214 * tree-ssa-copy.c (merge_alias_info): Export.
2215 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
2216 (vect_create_data_ref_ptr): Use create_iv directly.
2217 (vectorizable_load): Use correct types for integer constants.
2218 (vect_generate_tmps_on_preheader): Likewise.
2219 (vect_gen_niters_for_prolog_loop): Likewise.
2221 2005-09-19 Steven Bosscher <stevenb@suse.de>
2223 PR rtl-optimization/23943
2224 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
2226 2005-09-18 Jan Hubicka <jh@suse.cz>
2228 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
2230 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
2232 * varasm.c (output_constant): Do not abort on conversions to union
2233 types between different sizes.
2235 2005-09-18 Richard Guenther <rguenther@suse.de>
2238 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
2241 2005-09-18 Paul Brook <paul@codesourcery.com>
2243 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
2245 2005-09-17 Richard Henderson <rth@redhat.com>
2247 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
2248 * tree-ssa-loop.c (pass_vect_dce): Remove.
2249 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
2252 2005-09-17 Richard Henderson <rth@redhat.com>
2254 * tree-pass.h (pass_vect_dce): Declare.
2255 * passes.c (init_optimization_passes): Add it.
2256 * tree-flow.h (tree_ssa_dce): Declare.
2257 * tree-ssa-dce.c (tree_ssa_dce): Export.
2258 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
2259 (gate_tree_vectorize): ... here.
2260 (pass_vect_dce): New.
2262 2005-09-17 Jan Hubicka <jh@suse.cz>
2264 * except.c (struct eh_status): Turn region_array into vec.
2265 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
2266 convert_from_eh_region_ranges, find_exception_handler_labels,
2267 current_function_has_exception_handlers, assign_filter_values,
2268 build_post_landing_pads, dw2_build_landing_pads,
2269 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
2270 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
2271 foreach_reachable_handler, can_throw_internal_1,
2272 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
2274 (duplicate_eh_region_1): Update region_array.
2275 (duplicate_eh_regions): Resize region_array and avoid recomputing.
2277 2005-09-17 David Edelsohn <edelsohn@gnu.org>
2280 * expmed.c (expand_mult): Substitute simple register for op0 when
2283 2005-09-17 Richard Henderson <rth@redhat.com>
2285 * expr.c (emit_move_via_integer): Add force argument, pass it on
2286 to emit_move_change_mode. Update callers.
2287 (emit_move_complex): Pass true to new force argument.
2288 * function.c (expand_function_end): Move expand_eh_return call
2289 earlier. Merge sub-word complex values into a pseudo before
2290 copying to the return hard register.
2292 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
2294 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
2295 between different sizes.
2297 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
2301 * passes.c (init_optimization_passes): Register dump files for
2304 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
2306 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
2307 * config/s390/s390.c (s390_overlap_p): New function.
2308 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
2309 peephole2, "*xc" peephole2): Added overlap check to the peephole2
2312 2005-09-16 Richard Guenther <rguenther@suse.de>
2314 * ipa-pure-const.c (static_execute): Free auxiliar information.
2315 * ipa-type-escape.c (discover_unique_type): Free temporary key.
2316 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
2318 2005-09-15 DJ Delorie <dj@redhat.com>
2320 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
2322 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
2324 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2326 (swap_commutative_operands_with_target): New.
2328 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
2330 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
2333 (estimate_iters_using_array): New function.
2334 * tree-data-ref.h (estimate_iters_using_array): Prototype
2335 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
2336 Use estimate_iters_using_array instead of analyze_array.
2338 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
2340 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
2343 2005-09-15 Michael Matz <matz@suse.de>
2345 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
2347 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
2349 PR tree-optimization/23835
2350 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
2351 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
2353 2005-09-14 Richard Henderson <rth@redhat.com>
2355 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
2356 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
2358 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
2360 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
2361 in the ARRAY_TYPE case.
2363 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
2365 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
2367 2005-09-14 Uros Bizjak <uros@kss-loka.si>
2370 * tree-vect-transform.c (vectorizable_operation): Return false for
2371 scalar shift operations and for vector shift operations with
2372 non-invariant shift arguments. Use scalar tree operand op1 as
2373 a shift operand when vector shift insn pattern uses scalar shift
2375 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
2377 2005-09-14 Olivier Hainque <hainque@adacore.com>
2379 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
2380 value if it has side-effects.
2382 2005-09-14 David Edelsohn <edelsohn@gnu.org>
2385 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
2387 2005-09-14 Alan Modra <amodra@bigpond.net.au>
2389 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
2390 passed as NAME as if it were label at start of function code.
2392 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
2394 * config/sh/sh.md (*movv4sf_i): Add general register cases to
2397 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
2399 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
2400 as early clobber. Rewrite so the PIC register is not implicitly used.
2402 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2404 * tree.c (annotate_with_file_line): Compare line numbers before
2407 2005-09-13 Uros Bizjak <uros@kss-loka.si>
2410 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
2411 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
2413 2005-09-13 Ian Lance Taylor <ian@airs.com>
2415 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
2416 than a HOST_WIDEST_INT to gen_doloop_begin.
2418 2005-09-13 Diego Novillo <dnovillo@redhat.com>
2420 * tree-dfa.c (dump_variable): Guard against NULL annotations.
2422 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
2424 PR tree-optimize/23817
2425 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
2427 2005-09-13 Alan Modra <amodra@bigpond.net.au>
2430 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
2431 word before changing the stack pointer. Use gen_frame_mem for MEMs.
2432 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
2433 (restore_stack_nonlocal): Likewise.
2434 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
2436 2005-09-12 Ian Lance Taylor <ian@airs.com>
2439 * c.opt (ffriend-injection): New C++ option.
2440 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
2441 (C++ Dialect Options): Document -ffriend-injection.
2443 2005-09-12 Josh Conner <jconner@apple.com>
2446 * ipa-reference.c (static_execute): Don't mark variables in
2447 named sections TREE_READONLY.
2449 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2451 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
2454 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
2456 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
2457 V_MUST_DEF instead of just the first_use_p.
2458 Don't mark the virtual variables for renaming on the statement which
2460 (pass_dse): Remove TODO_update_ssa.
2462 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
2465 * stor-layout.c (compute_record_mode): For records with a single
2466 field, actually check the field's mode size against the type size.
2468 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
2469 registers for TARGET_SHMEDIA.
2470 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
2471 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
2472 of GENERAL_REGS and FP_REGS.
2474 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
2476 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
2478 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2480 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
2481 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
2482 are omitted. Exclude stack_tie insn too.
2484 2005-09-11 David Edelsohn <edelsohn@gnu.org>
2486 PR rtl-optimization/23098
2487 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
2489 * config/rs6000/rs6000.md (movdf splitter): Use
2490 const_double_operand predicate for TARGET_POWERPC64.
2491 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
2492 SYMBOL_REF method to ABI_V4.
2494 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
2495 replace_equiv_address.
2496 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
2497 rs6000_sr_alias_set and MEM_NOTRAP.
2498 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
2500 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
2502 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
2503 handle CALL_EXPR again.
2505 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
2507 * arm/predicates.md (alignable_memory_operand): Delete.
2509 2005-09-10 Richard Henderson <rth@redhat.com>
2512 * dbxout.c (dbxout_expand_expr): New.
2513 (dbxout_symbol): Use it.
2515 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
2517 * arm.c (arm_gen_rotated_half_load): Delete.
2518 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
2519 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
2520 (thumb_set_return_address): Likewise.
2521 (thumb_load_double_from_address): Use adjust_address.
2522 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
2523 (extendhsisi2_mem, movhi_bytes): Use change_address.
2524 (movhi): Use widen_memory_access.
2525 (reload_out_df): Use replace_equiv_address.
2526 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
2528 2005-09-09 Richard Henderson <rth@redhat.com>
2531 * dbxout.c: Include expr.h.
2532 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
2533 (dbxout_symbol): Handle DECL_VALUE_EXPR.
2534 * Makefile.in (dbxout.o): Add EXPR_H.
2536 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
2538 PR tree-optimization/23509
2539 * tree-cfg.c (replace_uses_by): Use replace_exp.
2540 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
2541 pointers have name_mem_tag or type_mem_tag set.
2543 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2545 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
2546 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
2547 of wrongly accessing operands.
2549 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2551 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
2552 * tree-chrec.c: Include tree-scalar-evolution.h.
2553 (chrec_convert): Instantiate the base and step before calling
2554 scev_probably_wraps_p that would fail on parametric evolutions.
2555 Collect all the fails into a single section failed_to_convert,
2556 print a diagnostic, and return chrec_dont_know instead of calling
2558 * tree-scalar-evolution.c (loop_closed_phi_def): New.
2559 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
2561 (scev_const_prop): Don't replace the definition of a loop closed ssa
2562 phi node by itself, or by another loop closed ssa phi node.
2563 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
2564 that base and step are defined.
2566 2005-09-09 Richard Guenther <rguenther@suse.de>
2569 * fold-const.c (fold_ternary): Check truth_value_p before
2570 calling invert_truthvalue.
2572 2005-09-09 Nick Clifton <nickc@redhat.com>
2574 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
2575 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
2576 dimension of these arrays.
2577 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
2579 * longlong.h: Only provide a prototype for the __clz_tab[] array
2580 if this header has not been included from libgcc2.h.
2581 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
2583 Provide prototypes for exported functions.
2584 Use the __clz_tab[] and __popcount_tab[] arrays provided by
2587 2005-09-08 Josh Conner <jconner@apple.com>
2591 * expr.c (expand_expr_addr_expr_1): Don't invoke
2592 expand_simple_binop for EXPAND_INITIALIZER.
2594 2005-09-08 Richard Henderson <rth@redhat.com>
2597 * toplev.c (wrapup_global_declaration_1): Split out ...
2598 (wrapup_global_declaration_2): ... from ...
2599 (wrapup_global_declarations): ... here. Return bool.
2600 (check_global_declaration_1): Split out ...
2601 (check_global_declarations): from here.
2602 (emit_debug_global_declarations): New.
2603 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
2604 check_global_declaration_1, emit_debug_global_declarations): Declare.
2605 * c-decl.c (c_write_global_declarations_1): Don't create a vector
2606 of decls. Call wrapup_global_declaration_1,
2607 wrapup_global_declaration_2, check_global_declaration_1 directly.
2608 (c_write_global_declarations_2): New.
2610 (c_write_global_declarations): Call c_write_global_declarations_2.
2611 * langhooks.c (write_global_declarations): Call
2612 emit_debug_global_declarations.
2614 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
2615 remove decls that have DECL_RTL_SET_P.
2616 * passes.c (rest_of_decl_compilation): Invoke
2617 cgraph_varpool_finalize_decl for all but functions.
2619 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2621 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
2622 the result of a conversion if the new min and max cannot be compared.
2624 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
2626 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
2627 (override_options): Setting s390_sr_alias_set removed.
2628 (save_fpr, save_gprs): Set alias set to vararg or frame.
2629 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
2630 s390_sr_alias_set with get_frame_alias_set ().
2631 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
2632 get_varargs_alias_set ().
2634 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2638 * c-parser.c (c_parser_objc_method_definition): If the next
2639 token is not "{", error out and don't start the function.
2641 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2643 * tree-vrp.c (extract_range_from_expr): Move the check for non
2644 nullness after the check for gimple invariant.
2646 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2648 * tree.c (host_integerp, tree_low_cst): Correct function comment.
2650 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2653 * config/m32r.md (movmemsi_internal): Canonicalize order of
2654 operands in PLUS component of template.
2656 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
2658 * reload1.c (fixup_eh_region_note): Remove assertion.
2659 (fixup_abnormal_edges): Reverted removal of call to
2660 find_many_sub_basic_blocks made on 2005-08-31.
2662 2005-09-07 Richard Henderson <rth@redhat.com>
2664 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
2665 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
2666 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
2667 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
2668 rearrange for better packing.
2669 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
2670 (lookup_cfa_1): Remove inline marker.
2671 (cfa_equal_p): Split out of ...
2672 (def_cfa_1): ... here. Use INVALID_REGNUM.
2673 (build_cfa_loc): Handle !cfa->indirect.
2674 (frame_pointer_cfa_offset): New.
2675 (dbx_reg_number): Assert register elimination performed; do
2676 leaf register remapping.
2677 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
2678 (eliminate_reg_to_offset): New.
2679 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
2680 for verifiably local stack frame addresses; re-base to CFA.
2681 (mem_loc_descriptor): Remove can_use_fbreg argument.
2682 (concat_loc_descriptor, loc_descriptor): Likewise.
2683 (containing_function_has_frame_base): Remove.
2684 (rtl_for_decl_location): Don't do register elimination or
2685 leaf register remapping here.
2686 (secname_for_decl): Split out from ..
2687 (add_location_or_const_value_attribute): ... here.
2688 (convert_cfa_to_loc_list): New.
2689 (compute_frame_pointer_to_cfa_displacement): New.
2690 (gen_subprogram_die): Use them.
2691 * tree.h (frame_base_decl): Remove.
2692 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
2693 (prologue_stack_adjust): Remove.
2694 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
2695 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
2696 (set_frame_base_location): Remove.
2697 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
2698 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
2699 (vt_add_function_parameters): Don't eliminate_regs.
2700 (vt_initialize): Don't create frame_base_decl.
2702 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2704 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
2705 version of GNU binutils for 4.x and later.
2707 2005-09-06 Mark Mitchell <mark@codesourcery.com>
2709 * ggc-page.c (ggc_push_context): Remove.
2710 (ggc_pop_context): Likewise.
2711 * ggc.h (ggc_push_context): Remove.
2712 (ggc_pop_context): Likewise.
2714 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2717 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
2718 returning from an interrupt handler.
2720 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2723 * config/arc/arc.c (output_shift): Add check for loop count when
2726 2005-09-06 Steven Bosscher <stevenb@suse.de>
2728 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
2730 (abs_replacement): Likewise.
2731 (pass_phiopt): Remove TODO_update_ssa.
2733 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2736 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
2737 if "return with no value, in function returning non-void" warning
2739 * tree-cfg.c (execute_warn_function_return): Don't look at
2740 RETURN_EXPRs with TREE_NO_WARNING set.
2743 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
2744 for internal functions doesn't use registers used by global registers
2745 variables. Use fewer register parameters if there are global register
2748 2005-09-06 Olivier Hainque <hainque@adacore.com>
2749 Eric Botcazou <ebotcazou@adacore.com>
2752 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
2753 when we would be extracting outside its bit span (bitpos+bitsize
2754 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
2755 Ada unchecked conversions.
2757 2005-09-06 Steven Bosscher <stevenb@suse.de>
2759 * tree-ssa-pre.c (try_look_through_load): New function.
2760 (compute_avail): Use it to try to look through loads for some
2761 more useful expressions.
2763 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2765 * simplify-rtx.c (simplify_binary_operation_1): Correct the
2766 condition for detecting cases like (a&a) and (a^a).
2768 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
2770 * common.opt: Add option ftree-vect-loop-version.
2771 * params.def: Add --param vect-max-version-checks.
2772 * doc/invoke.texi: Document ftree-vect-loop-version and
2773 --param vect-max-version-checks.
2774 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
2775 may_misalign_stmts and defines for accessors.
2776 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
2777 LOOP_VINFO_MAY_MISALIGN_STMTS.
2778 (destroy_loop_vec_info): VEC_free for
2779 LOOP_VINFO_MAY_MISALIGN_STMTS.
2780 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2781 Update documentation.
2782 (vect_update_misalignment_for_peel): New.
2783 (vect_enhance_data_refs_alignment): Update to choose loop
2784 peeling or loop versioning if appropriate for the (potentially)
2785 unaligned data references in the loop.
2786 (vect_analyze_data_refs_alignment): Remove call to
2787 vect_enhance_data_refs_alignment so the checks can be done
2789 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
2790 and move up call to vect_analyze_data_refs_alignment.
2791 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
2792 (vect_transform_loop): Add call to loop_version.
2794 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2796 PR rtl-optimization/23098
2797 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
2798 * simplify-rtx.c (constant_pool_reference_p): New function.
2799 * rtl.h (constant_pool_reference_p): New prototype.
2800 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
2801 constant_pool_reference_p in condition and
2802 avoid_constant_pool_reference in preparation statements.
2804 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
2806 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
2807 STRICT_LOW_PART SETs.
2809 2005-09-06 Alan Modra <amodra@bigpond.net.au>
2812 * except.c (sjlj_emit_function_enter): Find the function begin
2813 note even when it's not in first basic block.
2815 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
2817 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
2818 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
2819 * aclocal.m4: Regenerate.
2821 2005-09-05 DJ Delorie <dj@redhat.com>
2823 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
2826 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
2828 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
2829 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
2830 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
2831 Follow spelling conventions.
2832 * doc/invoke.texi: Follow spelling conventions.
2834 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2836 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
2837 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
2838 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
2840 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2843 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
2844 (output_stack_adjust): Use gen_tmp_stack_mem.
2845 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
2846 (sh_set_return_address, sh_allocate_initial_value): Likewise.
2847 (sh_get_pr_initial_val): Likewise.
2848 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
2849 (sh_initialize_trampoline): Likewise. Also use adjust_address.
2850 * sh.md (divsi_inv_m0): Use gen_const_mem.
2851 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
2852 (movdf_i4+1): Use gen_tmp_stack_mem.
2853 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
2854 (fpu_switch+2): Likewise.
2855 (movv4sf_i, movv16sf_i): Use adjust_address.
2856 (symGOT_load): Set MEM_NOTRAP_P bit.
2858 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2861 * pa.c (emit_move_sequence): Fix typo in last change.
2863 2005-09-03 Jakub Jelinek <jakub@redhat.com>
2865 PR rtl-optimization/23454
2866 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
2869 2005-09-03 Richard Henderson <rth@redhat.com>
2870 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2873 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
2876 2005-09-02 Nicolas Pitre <nico@cam.org>
2878 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
2879 to bit_count to 32 bits.
2881 2005-08-31 Mark Mitchell <mark@codesourcery.com>
2884 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
2885 generating synthetic loads from volatile lvalues.
2887 005-09-02 Nick Clifton <nickc@redhat.com>
2889 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
2890 __ctzhi2, __clzhi2): New functions.
2892 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
2895 * tree-nested.c (struct var_map_elt): Mark with GTY.
2896 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
2898 (lookup_field_for_decl): Allocate new element in GC memory.
2899 (lookup_tramp_for_decl): Likewise.
2900 (convert_nl_goto_reference): Likewise
2901 (create_nesting_tree): Allocate info in GC memory. Likewise for
2903 (free_nesting_tree): Free with ggc_free instead of free.
2904 (root): New static variable.
2905 (lower_nested_functions): Remove root as local variable. And zero out
2906 root at the end of the function.
2908 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
2910 PR rtl-optimization/20365
2911 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
2912 to short. New member ix.
2913 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
2914 (simplify_plus_minus): Initialize ix members before calling qsort.
2916 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
2918 PR tree-optimization/23626
2919 * tree-cfg.c (replace_uses_by): Clean up eh info.
2921 2005-09-01 DJ Delorie <dj@redhat.com>
2923 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
2926 2005-09-01 David Edelsohn <edelsohn@gnu.org>
2928 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
2929 (rs6000_split_multireg_move): Use replace_equiv_address instead of
2932 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
2934 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
2935 do not issue warning for a variable definition following
2938 2005-09-01 Richard Henderson <rth@redhat.com>
2941 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
2942 conversion to CONST_VECTOR.
2944 2005-09-01 Richard Henderson <rth@redhat.com>
2947 * reload1.c (reload_as_needed): Check !CALL_P before calling
2948 fixup_eh_region_note.
2949 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
2951 2005-09-01 DJ Delorie <dj@redhat.com>
2953 * varasm.c (output_constant): Let the target resolve
2954 conversions of addresses to non-default pointer sizes.
2956 2005-09-01 Nicolas Pitre <nico@cam.org>
2958 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
2959 to alow matching ARM pre-indexed addressing mode.
2960 (arm_override_options): Remove now irrelevant comment.
2962 2005-09-01 Phil Edwards <phil@codesourcery.com>
2964 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
2965 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
2966 * config/i386/vxworks.h: Likewise.
2967 * config/i386/t-vxworksae: New file, for VxWorks AE.
2968 * config/i386/vxworksae.h: Likewise.
2970 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
2972 PR tree-optimization/23410
2973 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
2974 sequence is not wrapping during the first step.
2976 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2979 * dwarf2out.c (base_type_die): Compare char_type_node with
2980 TYPE_MAIN_VARIANT (type), not type.
2982 2005-09-01 Richard Guenther <rguenther@suse.de>
2984 PR tree-optimization/15366
2985 * common.opt: Add -finline-functions-called-once.
2986 Put -fearly-inlining in alphabetically ordered place.
2987 * doc/invoke.texi: Document new option.
2988 * ipa-inline.c (cgraph_decide_inlining): Honour
2989 flag_inline_functions_called_once.
2991 2005-09-01 Jakub Jelinek <jakub@redhat.com>
2993 PR rtl-optimization/23478
2994 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
2995 (alloc_qty): Initialize it.
2996 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
2997 (combine_regs): Combine also n_throwing_calls_crossed fields.
2998 (find_free_reg): Don't attempt to caller-save pseudos crossing
2999 calls that might throw.
3000 * global.c (struct allocno): Add throwing_calls_crossed field.
3001 (global_alloc): Revert 2005-08-22 change. Initialize
3002 throwing_calls_crossed.
3003 (find_reg): Don't attempt to caller-save pseudos crossing calls that
3006 2005-09-01 Alan Modra <amodra@bigpond.net.au>
3009 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
3010 (mask64_operand): Reinstate code prior to 2005-06-11 change.
3011 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
3012 (and64_2_operand): Tweak to use predicate.
3013 (and_operand): Adjust for mask_operand changes.
3014 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
3015 (print_operand): Likewise.
3016 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
3017 (mask64_1or2_operand): Delete.
3018 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
3019 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
3020 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
3021 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
3022 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
3023 (rotldi3_internal4): Likewise.
3024 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
3025 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
3026 (ashldi3_internal7): Likewise.
3027 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
3028 (ashldi3_internal, ashldi3_internal9 split): Likewise.
3029 (anddi3 split): Don't match mask64_operand.
3030 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
3031 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
3032 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
3033 't' splitter predicate.
3034 (movdi_internal64 + 2): Revert 2005-06-11 change.
3036 2005-08-31 DJ Delorie <dj@redhat.com>
3038 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
3039 (m32c_asm_integer): Add support for 32 bit pointers.
3041 2005-08-31 Richard Henderson <rth@redhat.com>
3043 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
3044 component-like references for setting MEM_NOTRAP_P.
3046 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
3047 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
3049 2005-08-31 Richard Henderson <rth@redhat.com>
3051 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
3052 into a pseudo before applying gen_lowpart.
3054 2005-08-31 Geoffrey Keating <geoffk@apple.com>
3056 * doc/install.texi (Specific): Update cctools version required
3057 for full functionality.
3058 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
3059 linkers as -macosx_version_min.
3061 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
3064 * sh.c (print_operand, %R and %S): Add handling of floating point
3065 registers, memory, constants and invalid operands.
3067 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
3069 * ipa-pure-const.c: Change dump name.
3071 2005-08-31 Uros Bizjak <uros@kss-loka.si>
3074 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
3075 to "reg_or_0_operand".
3076 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
3078 2005-08-31 Dale Johannesen <dalej@apple.com>
3080 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
3081 loops that count down.
3083 2005-08-31 Richard Henderson <rth@redhat.com>
3086 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
3087 (fixup_eh_region_note): New.
3088 (reload_as_needed): Call it.
3089 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
3090 don't call find_many_sub_basic_blocks; call verify_flow_info.
3091 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
3092 (keep_stack_depressed): Likewise.
3093 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
3095 2005-08-31 Richard Henderson <rth@redhat.com>
3097 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
3100 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
3102 * expr.c (expand_expr_real_1): Compare size of address
3103 mode to target's address mode size in deciding expansion of
3104 the constant address.
3106 2005-08-31 Richard Guenther <rguenther@suse.de>
3109 * expr.c (all_zeros_p): New function.
3110 (expand_expr_real_1): Handle the case of an all-zero
3111 non-addressable constructor separately.
3113 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
3115 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
3116 arguments, adjust all callers.
3117 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
3119 2005-08-30 Richard Henderson <rth@redhat.com>
3122 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
3123 whenever the mode sizes match.
3125 2005-08-31 Alan Modra <amodra@bigpond.net.au>
3127 * calls.c (load_register_parameters): Fix comment typo.
3128 * expr.c (emit_push_insn): Comment formatting.
3130 2005-08-30 Ian Lance Taylor <ian@airs.com>
3132 * config/i386/x-cygwin (host-cygwin): Change dependency from
3133 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
3135 2005-08-29 Geoffrey Keating <geoffk@apple.com>
3137 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
3140 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
3143 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
3144 call to ggc_collect.
3146 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
3149 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
3150 beginning. Remove $(INCLUDES) from all the rules, if following
3151 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
3153 2005-08-29 Jakub Jelinek <jakub@redhat.com>
3156 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
3157 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
3158 not constant, but maxlen is, don't set len to maxlen, rather
3159 set maxlen to len if len is a constant.
3161 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
3163 PR tree-optimization/23475
3164 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
3167 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
3169 Fix PR middle-end/22455
3171 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
3172 Checksum only the parts of the tree that exist for the tree code.
3174 2005-08-28 Dale Johannesen <dalej@apple.com>
3176 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
3178 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
3180 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
3182 2005-08-28 Richard Henderson <rth@redhat.com>
3184 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
3185 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
3188 2005-08-28 Jakub Jelinek <jakub@redhat.com>
3191 * builtins.c (get_memory_rtx): Don't strip nops
3192 in between COMPONENT_REFs.
3194 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
3197 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
3199 (gimplify_modify_expr): Check for zero sized types and gimplify the
3200 rhs and lhs as statements.
3202 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
3205 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
3206 state for return address column of signal frames.
3208 2005-08-27 David Edelsohn <edelsohn@gnu.org>
3211 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
3212 bytes >= 2 not bytes == 2.
3213 (expand_block_move): Same.
3215 2005-08-27 Richard Guenther <rguenther@suse.de>
3218 * config/i386/sse.md (sse2_movsd): Add missing closing
3221 2005-08-27 Paul Brook <paul@codesourcery.com>
3223 * genrecog.c (enum decision_type): Add DT_num_insns.
3224 (struct decision_test): Add u.num_insns.
3225 (add_to_sequence): Add DT_num_insns test.
3226 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
3227 (write_cond, debug_decision_2): Ditto.
3228 (change_state): Assume peep2_next_insn never fails.
3229 Remove "afterward" argument.
3230 (write afterward, write_tree): Update to match.
3231 * recog.c (peep2_current_count): New variable.
3232 (peep2_next_insn): Check it.
3233 (peephole2_optimize): Set peep2_current_count.
3234 * recog.h (peep2_current_count): Declare.
3236 2005-08-26 Josh Conner <jconner@apple.com>
3239 * ipa-pure-const.c (check_tree): Check for volatile-ness
3240 when considering a dereference.
3242 2005-08-27 Jakub Jelinek <jakub@redhat.com>
3244 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
3246 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3248 PR rtl-optimization/23561
3249 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
3250 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
3251 at most LEN bytes long memory fits into the field.
3252 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
3253 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
3254 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
3256 2005-08-26 Richard Henderson <rth@redhat.com>
3259 * loop.c (biased_biv_may_wrap_p): New.
3260 (maybe_eliminate_biv_1): Use it to suppress non-equality
3261 comparison transformations. Delete disabled code.
3263 2005-08-26 Ian Lance Taylor <ian@airs.com>
3265 * combine.c (make_extraction): Avoid reference outside object.
3267 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
3269 * stor-layout.c (finalize_type_size): Restore behaviour for
3270 non-aggregate types to the status quo ante of the patch for
3271 pr 23467. Document why it matters.
3273 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3276 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
3277 array by one element, initialize the BT_LAST element with NULL.
3279 2005-08-26 David Edelsohn <edelsohn@gnu.org>
3281 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
3282 optimizing for size.
3284 (compare_plus_eqsi): Same.
3285 (plus_eqsi_compare): Same.
3286 (neg_eq0<mode>): Same.
3287 (neg_eq<mode>): Same.
3289 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
3292 2005-08-26 Nick Clifton <nickc@redhat.com>
3294 * config/v850/v850.c (ep_memory_operand): Return FALSE if
3295 TARGET_EP is not defined.
3296 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
3297 TARGET_EP is enabled.
3298 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
3299 * config/v850/v850.md (save_all_interrupt): Only use the EP
3300 register if TARGET_EP is defined.
3301 (restore_all_interrupt): Likewise.
3302 * config/v850/lib1funcs.asm: Update functions so that the EP
3303 register is only used if __EP__ is defined.
3305 2005-08-26 David Ung <davidu@mips.com>
3307 * config/mips/mips.c (mips_expand_prologue): Handle case when
3308 generating for MIPS16 and the outgoing argument area is more than
3309 SMALL_OPERAND. Use the frame pointer as temporary to generate the
3312 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
3314 * config/crx/crx.md: Make doloop_end pattern usage controllable
3315 via mloop-nesting=<max-nesting> command line switch. Make sure
3316 the combiner cannot use doloop_end_<mode> in an illegal way.
3317 * config/crx/crx.c: Use regs up to r6 for argument passing.
3318 Refine crx_address_cost (non cst4 displacements are expensive).
3319 * config/crx/crx.opt: Add switch for mloop-nesting=.
3321 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
3323 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
3324 (UNSPEC_MVST): New constant.
3326 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
3328 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
3329 Reject operands containing eliminable registers.
3330 * testsuite/gcc.dg/20050825-1.c: New testcase.
3332 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3333 Jan Hubicka <jh@suse.cz>
3335 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
3337 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3339 PR tree-optimization/23546
3340 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
3343 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
3345 * params.def (PARAM_MIN_SPEC_PROB): New.
3346 * sched-rgn.c (MIN_PROBABILITY): Delete.
3347 (compute_trg_info): Convert to PARAM_VALUE.
3348 * doc/invoke.texi (param): Document min-spec-prob.
3350 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
3352 * config/darwin.h: define __PIC__
3353 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
3354 TARGET_OS_CPP_BUILTINS macro.
3356 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3358 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
3361 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3363 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
3365 * cfghooks.c (duplicate_block): Added position where to place
3366 new block as argument.
3367 * cfghooks.h (duplicate_block): Declaration changed.
3368 * cfglayout.c (copy_bbs): Add argument after. Pass it to
3370 * cfglayout.h (copy_bbs): Declaration changed.
3371 * cfgloop.h (loop_version): Declaration changed.
3372 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
3373 position to copy_bbs.
3374 (loop_version): Pass position to duplicate_loop_to_header_edge.
3375 Add place_after argument and position new blocks according to
3377 * modulo-sched.c (sms_schedule): Pass place_after argument
3379 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
3380 * tree-cfg.c (split_edge_bb_loc): New function.
3381 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
3382 to determine position of new blocks.
3383 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
3385 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
3386 argument to duplicate_block.
3387 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
3388 Pass position to copy_bbs.
3390 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3392 * fold-const.c (ptr_difference_const): Use
3393 cst_and_fits_in_hwi instead of host_integerp.
3395 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3397 * config/darwin.c (gen_pic_offset): New.
3398 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
3401 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
3403 PR tree-optimization/23486
3404 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
3406 2005-08-23 Phil Edwards <phil@codesourcery.com>
3408 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
3409 remove use_collect2.
3410 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
3412 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
3413 configuration files to override the default value.
3415 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
3416 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
3417 * config/vx-common.h: New file, split out from...
3418 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
3419 * config/vxworksae.h: New file, for VxWorks AE.
3420 * config/vxworks.opt: New file.
3421 * config/vxlib.c: Update for VxWorks 6.
3423 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
3424 other MULTILIB_* variables appropriately.
3425 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
3426 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
3427 * config/rs6000/vxworks.h: Update for VxWorks 6.
3428 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
3430 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
3433 * config/darwin.c (machopic_select_section): Remove the hack to
3434 mark "::operator new" and "::operator delete" for coalescing
3435 even though they are not weak.
3437 2005-08-24 Alan Modra <amodra@bigpond.net.au>
3439 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
3440 * configure: Regenerate.
3442 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3445 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
3447 * convert.c (convert_to_integer, convert_to_vector): Likewise.
3448 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
3451 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3453 * config/rs6000/predicates.md (equality_operator): New.
3454 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
3455 comparison with a large constant.
3457 2005-08-23 Mark Mitchell <mark@codesourcery.com>
3459 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
3461 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
3463 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
3464 registers is even, and we have a hardware double precision fp,
3466 (sh_gimplify_va_arg_expr): For floating point arguments, consider
3467 size of current argument when checking if argument was passed in
3470 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
3473 * stor-layout.c (finalize_type_size): Dont override
3474 existing alignment with a smaller alignment from the mode.
3476 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3478 * lambda-code.c (lambda_vector_lexico_pos): Moved...
3479 * lambda.h (lambda_vector_lexico_pos): ... here.
3480 * tree-data-ref.c (build_classic_dist_vector): Return false when
3481 the distance vector is lexicographically negative.
3483 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3485 PR tree-optimization/23511
3486 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
3487 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
3489 2005-08-23 Jakub Jelinek <jakub@redhat.com>
3491 PR tree-optimization/22043
3492 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
3493 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
3494 If ALLOW_FLEXARR, handle types ending with flexible array member.
3495 Pass false as second argument to recursive count_type_elements calls.
3496 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
3497 argument to count_type_elements call.
3498 * tree-sra.c (decide_block_copy): Likewise.
3499 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
3500 for a constant-sized object, set cleared as well. Pass true as
3501 second argument to count_type_elements call.
3503 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3506 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
3507 from legitimate_small_data_p, and make global. Update use.
3508 Remove forward declaration.
3509 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
3511 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
3513 2005-08-23 David Edelsohn <edelsohn@gnu.org>
3515 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
3516 of scratch intermediates.
3517 (eq<mode>_compare): Same.
3518 (neg_eq0<mode>): New.
3519 (neg_eq<mode>): Convert to define_insn_and_split.
3521 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3524 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
3525 stdarg functions, set/clear the fp marker even when no variable
3527 * config/rs6000/sysv4.opt (mprototype): Describe.
3529 2005-08-22 Jakub Jelinek <jakub@redhat.com>
3531 PR rtl-optimization/23478
3532 * regs.h (reg_info): Add throw_calls_crossed.
3533 (REG_N_THROWING_CALLS_CROSSED): Define.
3534 * flow.c (allocate_reg_life_data): Initialize
3535 REG_N_THROWING_CALLS_CROSSED.
3536 (propagate_one_insn, attempt_auto_inc): Update
3537 REG_N_THROWING_CALLS_CROSSED.
3538 * global.c (global_alloc): Don't allocate pseudos across
3539 calls that may throw.
3541 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
3544 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
3545 value is inbetween the range if we did not find an exact match.
3547 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
3549 * doc/invoke.texi (Option Summary): Add ms1 options.
3550 * doc/extend.texi: Document interrupt handler attribute for ms1.
3551 * doc/md.texi: Document ms1 constraints.
3552 * config.gcc: Add ms1-*-elf.
3553 * config/ms1/ms1.h: New.
3554 * config/ms1/ms1.c: New.
3555 * config/ms1/ms1.md: New.
3556 * config/ms1/ms1-protos.h: New.
3557 * config/ms1/ABI.txt: New.
3558 * config/ms1/crti.asm: New.
3559 * config/ms1/crtn.asm: New.
3560 * config/ms1/lib2extra-funcs.c: New.
3561 * config/ms1/t-ms1: New.
3562 * config/ms1/ms1.opt: New.
3564 2005-08-22 Ira Rosen <irar@il.ibm.com>
3566 * config/rs6000/altivec.md (xorv4sf3): New.
3567 (negv4sf2, neg<mode>2): Likewise.
3569 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
3572 * config/ia64/ia64.md (divsi3): Check divide by zero.
3573 (udivsi3): Likewise.
3575 (udivdi3): Likewise.
3577 2005-08-21 Jakub Jelinek <jakub@redhat.com>
3579 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
3580 up to elem_bitsize bits, not max_bitsize.
3582 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3584 PR tree-optimization/23433
3585 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
3586 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
3588 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3590 PR tree-optimization/23434
3591 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
3592 the iteration bound is not an INTEGER_CST.
3594 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
3596 * tree-vect-transform.c (get_initial_def_for_reduction): Set
3597 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
3598 NULL if need_epilog_adjust is false.
3599 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
3600 Case 3 always peels first itration, not just for PLUS case, and no need
3601 to use scalar_initial_def here. Create an epilog adjustment only if
3602 scalar_initial_def is not NULL.
3604 (vectorizable_reduction): Remove assert.
3606 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
3609 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
3610 (__moddi3): Likewise.
3611 (__udivdi3): Likewise.
3612 (__umoddi3): Likewise.
3613 (__divsi3): Likewise.
3614 (__modsi3): Likewise.
3615 (__udivsi3): Likewise.
3616 (__umodsi3): Likewise.
3618 2005-08-20 Jakub Jelinek <jakub@redhat.com>
3620 * tree-pass.h (TDF_GRAPH): Define.
3621 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
3622 * passes.c (finish_optimization_passes): Only call
3623 finish_graph_dump_file if TDF_GRAPH is set.
3624 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
3625 NULL. Set TDF_GRAPH bit.
3626 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
3628 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
3630 * arm.h (arm_stack_offsets): Add locals_base field.
3631 * arm.c (arm_get_frame_offsets): Compute it.
3632 (thumb_compute_initial_elimination offset): Make the Thumb frame
3633 pointer point to the base of the local variables.
3634 (thumb_expand_prologue): Update accordingly.
3635 (thumb_expand_epilogue): Likewise.
3637 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
3638 mode of clobbered scratch to DImode. Handle a case that's known to
3641 2005-08-19 David Edelsohn <edelsohn@gnu.org>
3643 * config/rs6000/rs6000.md (gt0<mode>): Delete.
3644 (gt0<mode>_compare): Delete.
3645 (neg_gt0<mode>): Delete.
3647 2005-08-19 Eric Christopher <echristo@apple.com>
3649 * optabs.h: Change CTI_ to COI_.
3652 2005-08-19 James E Wilson <wilson@specifix.com>
3654 * builtins.c (expand_builtin_return_addr): Set
3655 current_function_accesses_prior_frames when count != 0. Use
3656 frame_pointer_rtx when count == 0.
3657 * function.h (struct function): Add accesses_prior_frames field.
3658 (current_function_accesses_prior_frames): Define.
3659 * reload1.c (init_elim_table): Check
3660 current_function_accesses_prior_frames.
3661 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
3663 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3665 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
3666 indicator. Return true if the flowgraph changed during
3669 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3672 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
3673 conditional expression before testing its value.
3675 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3677 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
3679 2005-08-19 Devang Patel <dpatel@apple.com>
3681 PR tree-optimization/23048
3682 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
3683 third parameter. Check whether latch is dominated by exit
3685 (if_convertible_loop_p): Supply exit block itself to
3686 if_convertible_bb_p.
3688 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3691 * arm.md (arm_load_pic_register): Change argument to the mask of
3692 saved registers. Call thumb_find_work_register if we need a
3693 scratch register on Thumb.
3694 (arm_expand_prologue): Pass empty register set to
3695 arm_load_pic_register.
3696 (thumb_expand_prologue): Pass live_regs_mask directly to
3697 arm_load_pic_register.
3698 * arm-protos.h (arm_load_pic_register): Update prototype.
3700 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
3702 * sh.c (find_sole_member): New function.
3703 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
3704 if the record's alignment is larger than the size of its only member.
3706 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3709 * arm.c (thumb_legitimize_reload_address): New function.
3710 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
3711 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
3713 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
3715 * config/crx/crx.c: Implement crx_decompose_address. Reject
3716 symbolic displacements since CRX register relative adressing
3717 mode can't handle unsigned 32-bit values as displacements.
3718 * config/crx/crx.h: Simplify definitions, remove redundant
3719 parenthesis and obsolete macros.
3720 * config/crx/crx.opt: Add new switch for debugging addresses.
3721 * config/crx/crx-protos.h: Add new declarations for above.
3723 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
3726 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
3729 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3731 * collect2.c (dup2): Delete.
3732 * configure.ac: Don't check for dup2.
3734 * config.in, configure: Regenerate.
3736 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
3738 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
3739 record with the type of its only member.
3741 2005-08-18 David Edelsohn <edelsohn@gnu.org>
3743 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
3744 define_insn_and_split.
3745 (plus_ltu<mode>_compare): Same.
3746 (gtu<mode>_compare): Same.
3747 (plus_gtu<mode>_compare): Same.
3749 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
3751 PR tree-optimization/22228
3752 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
3754 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
3755 are recorded in vect_vnames_to_rename for renaming.
3756 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
3757 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
3758 in vect_vnames_to_rename.
3759 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
3760 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
3762 2005-08-18 Jan Hubicka <jh@suse.cz>
3765 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
3766 info only for local statics, not for member variables.
3768 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3770 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
3772 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3774 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
3776 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
3779 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
3781 2005-08-17 James E Wilson <wilson@specifix.com>
3783 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3786 2005-08-17 David Edelsohn <edelsohn@gnu.org>
3788 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
3789 (leu<mode>_compare): Same.
3790 (plus_leu<mode>): Same.
3791 (neg_leu<mode>): Same.
3792 (and_neg_leu<mode): Same.
3793 (ltu<mode>_compare): Same.
3794 (plus_ltu<mode>): Same.
3796 (geu<mode>_compare): Same.
3797 (plus_geu<mode>): Same.
3798 (neg_geu<mode>): Same.
3799 (and_neg_geu<mode>): Same.
3800 (plus_gt<mode>): Same.
3801 (gtu<mode>_compare): Same.
3802 (plus_gtu<mode>): Same.
3804 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
3806 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
3807 Move call_table_data to end. Delete spurious .text.
3808 (callt_save_all_interrupt): Fix comment typo.
3810 2005-08-17 James E Wilson <wilson@specifix.com>
3811 Kevin Winchester <winchester@amirix.com>
3814 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
3816 2005-08-17 Uros Bizjak <uros@kss-loka.si>
3819 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
3820 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
3822 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
3824 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
3825 record with the type of its only member if the modes don't match.
3827 * varasm.c (decode_reg_name): Skip empty additional register names.
3829 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
3831 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
3832 lsm_tmp_name_length): New.
3833 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
3834 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
3836 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3837 Andreas Krebbel <krebbel1@de.ibm.com>
3839 * config.gcc: Added z9-109 switch.
3840 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
3841 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
3842 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
3843 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3844 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
3845 for "z9_109" cpu attribute.
3846 * config/s390/s390.c (z9_109_cost): New processor cost structure.
3847 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
3848 (s390_handle_arch_option): Added z9-109 switch.
3849 (override_options): Set respective cost function for z9-109.
3850 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
3851 (legitimate_reload_constant_p): Accept extended immediates.
3852 (print_operand): Three new output modifiers added: k, m and o.
3853 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
3854 (s390_output_mi_thunk): Use extended immediate when possible.
3855 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
3856 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
3857 (CONSTRAINT_LEN): Added length of O constraint.
3858 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
3859 * config/s390/s390.md ("cpu"): New value z9_109 added.
3860 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
3861 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
3862 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
3863 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
3864 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
3865 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
3866 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
3867 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
3868 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
3869 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
3870 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
3871 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
3872 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
3873 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
3874 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
3876 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
3877 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
3878 insns for TARGET_EXTIMM.
3880 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
3882 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
3884 2005-08-17 Nick Clifton <nickc@redhat.com>
3886 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
3887 Call default_encode_section_info.
3889 2005-08-17 Steven Bosscher <stevenb@suse.de>
3891 PR tree-optimization/21574
3892 * tree-ssa-ccp.c (likely_value): If the right hand side is a
3893 constant, return CONSTANT.
3894 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
3895 (ccp_fold, visit_assignment): Likewise.
3896 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
3898 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3900 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
3901 fold_buildN instead of buildN then fold_initializer or fold.
3902 (build_unary_op): Likewise.
3903 (build_binary_op): Likewise.
3904 * fold-const.c (fold_initializer): Remove.
3905 (fold_build1_initializer): New function.
3906 (fold_build2_initializer): New function.
3907 (fold_build3_initializer): New function.
3908 * tree.h (fold_initializer): Remove.
3909 (fold_build1_initializer): New function.
3910 (fold_build2_initializer): New function.
3911 (fold_build3_initializer): New function.
3913 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3915 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
3916 (try_move_mult_to_index): Call fold_build2 instead of build2.
3917 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
3918 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
3919 fold_binary_to_constant.
3920 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
3922 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
3923 check if A == gcd (A, B). Remove TYPE argument.
3924 (analyze_offset) Use fold_build2 instead of fold (build.
3925 (create_data_ref): Likewise.
3926 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
3927 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
3930 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
3932 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
3933 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
3935 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
3938 * gimplify.c (zero_sized_type): New function.
3939 (gimplify_modify_expr_rhs): If we have a zero sized type,
3940 replace the statement with an empty statement.
3942 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
3944 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
3947 2005-08-16 Ian Lance Taylor <ian@airs.com>
3949 * doc/tm.texi (Label Output): Correct typo.
3951 2005-08-16 Steven Bosscher <stevenb@suse.de>
3954 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
3955 force_operand will work later on using have_insn_for.
3957 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3959 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
3961 2005-08-16 Ian Lance Taylor <ian@airs.com>
3964 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
3965 vector type, don't try to construct it element by element. Add an
3966 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
3968 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3970 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
3972 2005-08-16 Geoffrey Keating <geoffk@apple.com>
3974 * doc/invoke.texi (Precompiled Headers): Document some more options
3975 which are known to be safe.
3977 2005-08-16 James E Wilson <wilson@specifix.com>
3979 PR tree-optimization/21105
3980 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3981 TREE_OVERFLOW check.
3983 2005-08-16 David Edelsohn <edelsohn@gnu.org>
3985 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
3986 (neg_ltu<mode>): Same.
3988 (neg_gtu<mode>): Same.
3990 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3992 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
3993 (fold_builtin_isdigit): Use fold_buildN.
3994 (build_function_call_expr): Likewise.
3995 * c-typeck.c (c_finish_loop): Likewise.
3997 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
3998 Richard Shann <rshann@superh.com>
4000 PR middle-end/20396:
4001 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
4003 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
4005 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
4007 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
4010 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
4011 arm_compure_save_reg0_reg12_mask to determine when the PIC register
4014 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4017 * fold-const.c (build_range_check): Disable optimization for function
4018 pointer expressions on targets that require function pointer
4021 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
4023 * simplify-rtx.c (simplify_const_relational_operation): When
4024 extracting arguments of a COMPARE, recompute the mode as well.
4026 2005-08-15 Ian Lance Taylor <ian@airs.com>
4028 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
4030 2005-08-15 DJ Delorie <dj@redhat.com>
4032 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
4034 (movsi_splittable): Allow, but split, moves to the stack.
4035 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
4038 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4040 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
4041 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
4042 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
4044 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
4045 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
4046 Delete HOST_PTR_PRINTF.
4048 * configure, config.in: Regenerate.
4050 2005-08-15 David Edelsohn <edelsohn@gnu.org>
4052 * config/rs6000/rs6000.md (QHSI): New mode macro.
4053 (wd): Extend mode attr for QImode and HImode
4054 (dbits): New mode attr.
4055 (zero_extend<mode>di2): Convert to mode macro.
4057 2005-08-15 Steve Ellcey <sje@cup.hp.com>
4060 * doc/invoke.texi (-mgnu-ld): Update description.
4063 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4066 * Makefile.in (tree-chrec.o): Depends on real.h.
4067 * tree-chrec.c: Include real.h.
4068 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
4069 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
4070 * tree-scalar-evolution.c (add_to_evolution_1,
4071 interpret_rhs_modify_expr): Ditto.
4073 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4076 * tree-data-ref.c (estimate_niter_from_size_of_data): When
4077 step is negative compute the estimation from init downwards to zero.
4079 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
4081 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
4083 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4085 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
4087 (legitimate_reload_constant_p): Fix handling of lliXX operands.
4088 Accept double-word constants that can be split.
4089 * config/s390/s390.md ("movti"): Use 'P' constraint.
4090 ("*movdi_31", "*movdf_31"): Likewise.
4092 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
4094 Fix PR tree-optimization/22615
4096 * tree-ssa-structalias.c (solution_set_add): Handle
4097 first_vi_for_offset returning NULL.
4098 (do_da_constraint): Ditto.
4099 (do_sd_constraint): Ditto.
4100 (do_ds_constraint): Ditto
4101 (find_func_aliases): Ditto.
4102 (build_constraint_graph): RHS is allowed be ANYTHING.
4103 (first_vi_for_offset): Return NULL if we couldn't find anything at
4106 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4108 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
4109 over memory as first operand.
4111 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
4114 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
4115 available for setting it.
4117 2005-08-14 Ira Rosen <irar@il.ibm.com>
4119 PR tree-optimization/23320
4120 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
4121 data-refs' types instead of base object nullness. Add check for
4122 pointer type data-refs before first location comparison. Remove
4125 2005-08-14 Andreas Schwab <schwab@suse.de>
4127 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
4129 2005-08-13 James E Wilson <wilson@specifix.com>
4131 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
4132 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
4133 -fstack-protector-all, --param ssp-buffer-size): Document.
4134 (-Wvariadic-macros): Alphabetize.
4135 (-fsched-stalled-insns-dep): Add missing 'f'.
4137 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
4140 2005-08-13 David Edelsohn <edelsohn@gnu.org>
4142 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
4143 or indirect address operand.
4144 (EXTRA_ADDRESS_CONSTRAINT): New.
4145 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
4147 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
4149 PR tree-optimization/22236
4150 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
4151 successors and predecessors.
4152 * tree-chrec.c (chrec_convert): Before converting, check that
4153 sequences don't wrap.
4154 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
4155 (analyze_array): Extern.
4156 (find_data_references_in_loop): Remove call to
4157 compute_estimated_nb_iterations.
4158 * tree-data-ref.h (analyze_array): Declared.
4159 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
4160 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
4161 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
4162 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
4164 * tree-ssa-loop-ivcanon.c: Fix documentation.
4165 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
4166 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
4167 (infer_loop_bounds_from_undefined): New.
4168 (estimate_numbers_of_iterations_loop): Use
4169 infer_loop_bounds_from_undefined.
4170 (used_in_pointer_arithmetic_p): New.
4171 (scev_probably_wraps_p): Pass an extra parameter. Call
4172 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
4173 (convert_step): Fix documentation.
4174 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
4175 Use initial_condition_in_loop_num and evolution_part_in_loop_num
4176 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
4177 scev_probably_wraps_p.
4179 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
4181 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
4182 (s390_register_info): Ignore clobbered_regs information for fixed
4183 registers, and only fixed registers.
4184 (s390_init_frame_layout): Remove redundant call.
4186 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
4188 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
4189 description of -Wold-style-casts.
4191 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4192 Jakub Jelinek <jakub@redhat.com>
4194 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4195 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
4196 * config/s390/s390.c (print_operand): New output modifier 'G' added.
4197 (get_thread_pointer): Renamed to s390_get_thread_pointer.
4198 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
4199 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
4200 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
4201 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4202 ("stack_protect_set", "stack_protect_test"): New expanders.
4203 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
4204 "stack_protect_testdi"): New insn definitions.
4206 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4208 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
4210 2005-08-12 Paul Brook <paul@codesourcery.com>
4212 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
4214 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4216 * config/s390/predicates.md (setmem_operand): New predicate.
4217 (shift_count_operand): Accept ANDs with special constants as
4219 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
4220 with special constants.
4221 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
4222 shift_count_operand with setmem_operand.
4224 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4226 * config/s390/s390.c (s390_extract_part, s390_single_part):
4228 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
4229 (s390_output_mi_thunk): Don't use lg on 31 bit.
4230 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
4231 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
4233 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4235 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
4236 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
4237 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
4238 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
4239 with one of the new macros.
4241 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4243 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
4244 Don't set save_return_addr_p.
4245 (s390_register_info): Make clobbered_regs not depending on
4248 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4250 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
4251 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
4253 2005-08-11 James E. Wilson <wilson@specifix.com>
4255 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
4257 2005-08-11 Jakub Jelinek <jakub@redhat.com>
4259 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
4260 locations gathered by var-tracking in single entry loc_list
4261 over loc_descriptor_from_tree.
4263 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
4264 pass it down to loc_descriptor.
4265 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
4266 (containing_function_has_frame_base): Move earlier in the file.
4267 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
4268 instead of always assuming fbreg can't be used.
4270 2005-08-11 David Edelsohn <edelsohn@gnu.org>
4272 * config/rs6000/altivec.md: Change constraint "m" to "Z".
4273 * config/rs6000/predicates.md (indexed_or_indirect_operand):
4274 Accept address wrapped in AND for Altivec.
4275 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4276 Strip AND wrapping offset address for Altivec.
4278 2005-08-11 Richard Henderson <rth@redhat.com>
4281 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
4282 before using TYPE_IS_SIZETYPE.
4284 2005-08-11 Richard Henderson <rth@redhat.com>
4287 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
4288 insn types not present on ev4.
4289 (alphaev5_insn_pipe): Similarly.
4291 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
4294 * arm.c (arm_override_options): If the user has selected callee-super-
4295 interworking, then enable normal interworking.
4297 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4299 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
4302 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
4304 * doc/rtl.texi: Fix two typos.
4306 2005-08-11 Richard Guenther <rguenther@suse.de>
4309 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
4310 cases where we call to/from functions returning void.
4312 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
4315 * tree.c (build_pointer_type_for_mode): Robustify.
4317 2005-08-10 James E Wilson <wilson@specifix.com>
4319 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
4320 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
4322 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
4325 2005-08-10 Eric Christopher <echristo@apple.com>
4327 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
4328 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
4331 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
4334 * config/darwin.c (machopic_indirect_data_reference): Use a new register
4335 for the high part when generating dynamic-no-pic code.
4337 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
4339 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
4340 (x86_64-*-linux*): Likewise.
4342 * config/i386/crtfastmath.c: New file.
4343 * config/i386/t-crtfm: Likewise.
4345 * config/i386/linux.h (ENDFILE_SPEC): New.
4346 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
4348 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
4351 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
4353 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
4354 (vec_shl, vec_shr): Document new operations.
4355 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
4357 2005-08-10 David Edelsohn <edelsohn@gnu.org>
4359 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
4360 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
4361 change predicate to indexed_or_indirect_address.
4363 2005-08-10 Richard Sandiford <richard@codesourcery.com>
4365 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
4366 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
4367 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
4368 and __aeabi_uwrite8.
4369 * config/arm/unaligned-funcs.c: New file.
4370 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
4372 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
4374 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
4376 * cfglayout.c (pass_insn_locators_initialize): Add dump.
4377 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
4379 * except.c (pass_convert_to_eh_region_ranges): Add dump.
4380 * final.c (pass_shorten_branches): Add dump.
4381 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
4382 (pass_life): Rename dump.
4383 (rest_of_handle_flow2): Remove initial verify_flow_info.
4384 * function.c (pass_instantiate_virtual_regs): Add dump.
4385 * integrate.c (pass_initial_value_sets): Add dump.
4386 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
4387 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
4388 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
4389 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
4390 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
4391 gate_rtl_unrool_and_peel_loops): New.
4392 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
4393 rtl_doloop): Do not look at flags.
4394 * mode-switching.c (pass_mode_switching): Add dump.
4395 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
4396 pass_split_before_regstack): Add dump.
4397 * regmove.c (pass_stack_adjustments): Add dump.
4398 * tree-optimize.c (pass_fixup_cfg): Add dump.
4400 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4403 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
4404 deciding which instruction sequence to use.
4406 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
4408 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
4409 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
4411 2005-08-09 Richard Guenther <rguenther@suse.de>
4413 * c-common.c (builtin_function_2): Remove.
4414 (def_builtin_1): New function.
4415 (c_common_nodes_and_builtins): Use def_builtin_1 to
4416 build builtin functions.
4418 2005-08-09 Jie Zhang <jie.zhang@analog.com>
4420 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
4421 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
4422 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
4425 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4427 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
4428 fold_binary instead of fold_build2 since we don't care about the
4430 (loop_niter_by_eval): Likewise.
4431 (compare_trees): Likewise.
4432 (proved_non_wrapping_p): Likewise.
4434 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4438 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
4439 if the if is really empty.
4441 2005-08-09 Steven Bosscher <stevenb@suse.de>
4443 PR tree-optimization/23234
4444 * tree-ssa-math-opts.c (place_reciprocal): New enum.
4445 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
4446 argument of the new enum.
4447 (execute_cse_reciprocals): Add reciprocals for function arguments
4448 on the unique successor edge of the entry block. Update other calls
4449 to execute_cse_reciprocals_1.
4451 2005-08-08 Richard Henderson <rth@redhat.com>
4454 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
4456 2005-08-08 Bob Wilson <bob.wilson@acm.org>
4458 * expr.c (write_complex_part): Return after handling MEM.
4460 2005-08-08 Josh Conner <jconner@apple.com>
4462 PR rtl-optimization/23241
4463 * combine.c (simplify_comparison): Fix error in determining
4464 whether to lift a subreg from comparison.
4466 2005-08-08 David Edelsohn <edelsohn@gnu.org>
4469 * config/rs6000/altivec.md (vec_init<mode>): New.
4470 (vec_set<mode>): New.
4471 (vec_extract<mode>): New.
4472 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
4473 (rs6000_expand_vector_set): New.
4474 (rs6000_expand_vector_extract): New.
4475 (rs6000_legitimate_offset_address_p): Offset addresses are valid
4476 for Altivec modes before reload.
4477 (altivec_expand_vec_init_builtin): New.
4478 (get_element_number): New.
4479 (altivec_expand_vec_set_builtin): New.
4480 (altivec_expand_vec_ext_builtin): New.
4481 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
4483 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
4485 * config/rs6000/rs6000.h (rs6000_builtins): Add
4486 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
4487 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
4488 * config/rs6000/rs6000-protos.h: Declare new functions.
4490 2005-08-08 Jan Hubicka <jh@suse.cz>
4492 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
4493 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
4494 * i386.md (movdi*): Use pic_32bit_operand.
4495 * predicates.md (pic_32bit_operand): New.
4497 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
4500 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
4502 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
4504 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
4505 (test_for_singularity): Use fold_build2.
4507 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4509 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
4511 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
4513 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
4514 (COMMON_ASM_OP) Define.
4515 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
4516 (ix86_encode_section_info): Likewise.
4517 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
4518 SUBTARGET_ENCODE_SECTION_INFO.
4520 2005-08-06 Richard Henderson <rth@redhat.com>
4523 * tree-nested.c (convert_local_reference): Save and restore val_only
4524 around component_ref and friends. Clear walk_subtrees by default.
4526 2005-08-06 Peter O'Gorman <peter@pogma.com>
4529 * gcc.c (process_command): Check the argument to -b has a dash.
4530 * doc/invoke.texi: Update -b and -V docs.
4532 2005-08-06 James E Wilson <wilson@specifix.com>
4534 * config/mips/cross64.h, config/mips/t-cross64: Delete.
4536 2005-08-06 Michael Matz <matz@suse.de>
4538 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
4539 member only if only one insn is associated with the value.
4541 2005-08-06 Nick Clifton <nickc@redhat.com>
4543 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
4545 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
4546 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
4547 Check symbol flags instead of symbol name mangling.
4548 (xstormy16_asm_output_aligned_common): Likewise. Also
4549 simplify code since the bss100_section cass is the only case
4550 where the below100 code will be triggered.
4551 (xstormy16_encode_section_info): Encode below100 attribute
4552 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
4554 (xstormy16_strip_name_encoding): Delete - this function is no
4556 (TARGET_STRIP_NAME_ENCODING): Undefine.
4557 * config/stormy16/stormy16-protos.h: Delete prototype for
4558 xstormy16_strip_name_encoding.
4560 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
4562 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
4563 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
4564 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
4565 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
4566 config/alpha/predicates.md, config/arc/arc.h,
4567 config/arm/arm.h, config/arm/ieee754-df.S,
4568 config/arm/ieee754-sf.S, config/bfin/bfin.c,
4569 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
4570 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
4571 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
4572 config/m68hc11/m68hc11.h, config/mips/mips.c,
4573 config/mips/mips.h, config/mips/openbsd.h,
4574 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
4575 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
4576 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4577 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
4578 config/sparc/linux.h, config/sparc/linux64.h,
4579 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
4580 doc/extend.texi, doc/gcov.texi, doc/install.texi,
4581 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
4582 typos. Follow spelling conventions.
4584 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
4587 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
4588 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
4589 specially. Check for side effects only for COND_EXPR.
4590 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
4591 return with TREE_NO_WARNING.
4593 2005-08-06 Richard Sandiford <richard@codesourcery.com>
4595 PR rtl-optimization/23233
4596 * loop.c (combine_movables): Require the modes to be the same.
4597 (move_movables): Remove handling of cases where the replacement
4598 had a different mode to the original.
4600 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
4602 PR tree-optimization/23128
4603 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
4604 subtraction wrap, and set TREE_OVERFLOW if they do.
4606 2005-08-05 Richard Henderson <rth@redhat.com>
4609 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
4610 FORCED_LABEL labels.
4612 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
4615 * reload.c (find_reloads_subreg_address): Pass down TYPE
4616 unchanged. Change all callers except find_reloads_toplev.
4618 2005-08-05 Michael Matz <matz@suse.de>
4620 * genattrtab.c (current_alternative_string): Remove.
4621 (SIMPLIFY_ALTERNATIVE): Ditto.
4622 (attr_alt_bit_p): Ditto.
4623 (alternative_name): Make const char *.
4624 (evaluate_eq_attr): Remove use of above things.
4625 (simplify_test_exp): Ditto.
4626 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
4627 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
4629 2005-08-04 James E Wilson <wilson@specifix.com>
4631 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
4632 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
4633 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
4634 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
4635 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
4637 2005-08-04 Richard Henderson <rth@redhat.com>
4640 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
4641 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
4642 * tree-sra.c (decide_block_copy): Use it. Disable element copy
4643 if we'd have to instantiate too many members.
4645 2005-08-04 Richard Henderson <rth@redhat.com>
4648 * tree-outof-ssa.c (coalesce_asm_operands): New.
4649 (coalesce_ssa_name): Use it. Split out ...
4650 (coalesce_phi_operands, coalesce_result_decls): ... these.
4652 2005-08-04 Paul Brook <paul@codesourcery.com>
4654 * read-rtl.c (read_quoted_string): Break if EOF.
4656 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
4658 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
4659 (fold_build2): Likewise.
4660 (fold_build3): Likewise.
4661 (fold_build1_stat): New function prototype.
4662 (fold_build2_stat): Likewise.
4663 (fold_build3_stat): Likewise.
4664 * fold-const.c (fold_build1): Rename to ..
4665 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4666 through to build1_stat.
4667 (fold_build2): Rename to ..
4668 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4669 through to build2_stat.
4670 (fold_build3): Rename to ..
4671 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4672 through to build3_stat.
4674 2005-08-04 David Edelsohn <edelsohn@gnu.org>
4675 Ian Lance Taylor <ian@airs.com>
4677 * function.c (assign_stack_local_1): Do not correct stack slot
4678 address if allocation size is smaller than mode size.
4680 2005-08-04 Diego Novillo <dnovillo@redhat.com>
4683 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
4684 (tree_merge_blocks): Propagate anything allowed by
4686 Clarify documentation.
4687 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
4688 SSA form, schedule an update if necessary.
4690 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
4692 * doc/install.texi (Binaries): Remove broken link to
4693 Sinix/Reliant Unix binaries.
4695 2005-08-03 Richard Henderson <rth@redhat.com>
4698 * function.c (stack_protect_epilogue): Export.
4699 * tree.h (stack_protect_epilogue): Declare.
4700 * calls.c (expand_call): Call it.
4702 2005-08-03 Eric Christopher <echristo@apple.com>
4704 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
4705 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
4708 2005-08-04 Jan Hubicka <jh@suse.cz>
4710 * profile.c (branch_prob): Split edges with goto locus on them
4711 to get proper line counts.
4712 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
4714 2005-08-03 Paul Brook <paul@codesourcery.com>
4716 * function.c (assign_parms): Round current_function_args_size
4717 to PARM_BOUNDARY, not STACK_BOUNDARY.
4719 2005-08-03 Geoffrey Keating <geoffk@apple.com>
4721 * config/i386/i386.c (x86_elf_aligned_common)
4722 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
4724 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
4726 PR tree-optimization/23157
4727 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
4728 before emitting them.
4730 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4732 PR tree-optimization/19899
4733 * Makefile.in (tree-scalar-evolution.o): Add real.h.
4734 * tree-scalar-evolution.c: Include real.h.
4735 (add_to_evolution): Build constant -1 of correct type.
4737 2005-08-03 Jan Hubicka <jh@suse.cz>
4739 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
4740 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
4741 profile updating for complette unrolling.
4742 * loop-unroll.c (peel_loop_completely): Use it.
4743 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
4744 (tree_unroll_loops_completely): Disable code growing unrolling of cold
4747 2005-08-03 Paul Brook <paul@codesourcery.com>
4749 * combine.c (can_change_dest_mode): New function.
4750 (try_combine, simplify_set): Use it.
4752 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
4754 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
4757 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
4759 * doc/install.texi (Specific): Adjust link to openavr.org.
4760 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
4761 (Binaries): Adjust HP-UX Porting Center link.
4762 (Binaries): Adjust Free Software Foundation ordering link.
4764 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
4766 * convert.c (convert_to_integer): Use fold_build1 instead of
4767 build1 when converting an integer to an integer.
4769 2005-08-02 Richard Henderson <rth@redhat.com>
4771 * combine.c (combine_instructions): Don't use reg_equal/equiv
4772 results if the mode doesn't match.
4774 2005-08-02 Mark Mitchell <mark@codesourcery.com>
4776 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
4777 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
4779 2005-08-02 Richard Henderson <rth@redhat.com>
4782 * explow.c (memory_address): Remove special-case for
4783 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
4785 2005-08-02 Diego Novillo <dnovillo@redhat.com>
4788 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
4789 number of calls to cleanup_tree_cfg_1.
4791 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
4793 * doc/invoke.texi: document file extensions .F90 and .F95
4795 2005-08-02 Richard Guenther <rguenther@suse.de>
4797 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
4798 positive if its first argument is positive.
4800 2005-08-02 Richard Guenther <rguenther@suse.de>
4802 PR tree-optimization/23177
4803 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
4806 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
4808 PR tree-optimization/23129
4809 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
4810 varying for divisions with anti-ranges.
4812 2005-08-02 Jan Hubicka <jh@suse.cz>
4814 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
4815 * tree-ssa-threadupdate.c (thread_block): Add it here.
4817 2005-08-01 James E Wilson <wilson@specifix.com>
4819 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
4820 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
4821 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
4823 * config/mips/predicates.md (const_call_insn_operand): Add check for
4824 SYMBOL_REF_LONG_CALL_P.
4825 * doc/extend.texi (long_call): Document the new attribute.
4827 2005-08-01 Ian Lance Taylor <ian@airs.com>
4828 Richard Henderson <rth@redhat.com>
4830 * Makefile.in (RTL_BASE_H): Add real.h.
4831 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
4833 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
4835 * rtl.c (rtl_check_failed_code_mode): New.
4836 * rtl.h (struct rtx_def): Add u.rv.
4837 (XCMWINT, XCNMPRV): New.
4838 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
4839 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
4841 2005-08-01 Richard Henderson <rth@redhat.com>
4843 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
4844 with auto-inc codes.
4846 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
4848 2005-08-01 Jan Hubicka <jh@suse.cz>
4850 * i386-protos.h (asm_preferred_eh_data_format): Declare.
4851 * i386.c: Include dwarf2.h
4852 (asm_preferred_eh_data_format): New.
4853 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
4855 2005-08-01 Ian Lance Taylor <ian@airs.com>
4857 * config/host-linux.c (linux_gt_pch_get_address): Add new name
4858 randomize_va_space for virtual address randomization control.
4860 2005-08-01 Steven Bosscher <stevenb@suse.de>
4862 * common.opt (flag_ipa_cp): Put in right place to maintain
4865 2005-08-01 Jan Hubicka <jh@suse.cz>
4867 * profile.c (compute_value_histograms): Fix thinko.
4868 * value-prof.c: Include toplev.h
4869 (check_counter): New function.
4870 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4871 tree_mod_subtract_transform): Add sanity check.
4873 2005-08-01 Richard Guenther <rguenther@suse.de>
4875 PR tree-optimization/23133
4876 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
4877 current functions parameter decls to find defs to cse
4880 2005-08-01 Richard Guenther <rguenther@suse.de>
4882 PR tree-optimization/23109
4883 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
4884 If trapping math is in effect, use post-dominator information
4885 to check if we'd in any case reach a trapping point before
4886 doing the reciprocal insertion.
4887 (execute_cse_reciprocals): Compute post-dominators, if necessary.
4888 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
4889 expressions are invariant only if trapping math is not in effect.
4891 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4893 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
4894 cgraph_function_versioning): New declarations.
4895 * cgraphunit.c: Add include to ipa-prop.h.
4896 (update_call_expr, cgraph_copy_node_for_versioning,
4897 cgraph_function_versioning): New functions.
4898 * integrate.c (copy_decl_for_inlining): Remove.
4899 * ipa-prop.h (ipa_replace_map): New struct.
4900 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
4901 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
4902 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
4903 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
4904 ipcp_iterate_stage, ipcp_method_scale_print,
4905 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
4906 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
4907 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
4908 ipcp_update_bb_counts, ipcp_update_profiling,
4909 ipcp_update_edges_counts): New functions.
4910 (ipcp_method_cval_init): Remove restriction regarding local methods.
4911 (ipcp_init_stage): Add ipcp_method_compute_scale.
4912 (ipcp_insert_stage): Add versioning.
4913 (ipcp_structures_print): Add ipcp_method_scale_print.
4914 (ipcp_driver): Dump profiling info.
4915 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
4916 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
4917 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
4918 (struct inline_data): Add versioning_p, ipa_info, new fields.
4919 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
4920 declare_return_variable): Replace calls to copy_decl_for_inlining with
4922 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
4924 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
4925 Add argument VERSIONING.
4926 (copy_arguments_for_versioning, copy_static_chain,
4927 function_versionable_p, tree_versionable_function_p,
4928 tree_function_versioning, replace_ref_tree): New functions.
4929 * tree-inline.h: Include varray.h.
4930 (tree_versionable_function_p, tree_function_versioning,
4931 tree copy_decl_for_dup): New declarations.
4933 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4935 * ipa-cp.c: New file. Contains IPCP specific functionality.
4936 * ipa-prop.h: New file. Contains structures/definitions that can be
4937 used by several interprocedural data flow optimizations (and also IPCP).
4938 * ipa-prop.c: New file.
4939 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
4940 * common.opt: Add ipa-cp flag.
4941 * timevar.def: Add IPCP optimization.
4942 * tree-optimize.c (init_tree_optimization_passes): Schedule
4944 * tree-pass.h (pass_ipa_cp): Declare.
4946 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
4948 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
4949 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
4950 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
4951 config/i386/i386.c, config/mips/mips.h,
4952 config/rs6000/rs6000.h, config/sh/sh.c,
4953 config/stormy16/stormy16.c: Fix comment typos.
4955 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
4958 * c-typeck.c (build_binary_op): Use common_type wrapper on
4960 (common_type): Update comment.
4962 2005-07-31 Steven Bosscher <stevenb@suse.de>
4965 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
4966 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
4967 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
4969 2005-07-31 Jan Hubicka <jh@suse.cz>
4971 * pretty-print.h (pp_widest_integer): New macro.
4972 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
4975 2005-07-31 Jan Hubicka <jh@suse.cz>
4977 * output.h (enum section_category): Export from varasm.c
4978 (categorize_decl_for_section): Likewise.
4979 * varasm.c (enum section_category): Kill.
4980 (categorize_decl_for_section): Make global.
4981 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
4983 * i386.c (ix86_section_threshold): New static variable.
4984 (ix86_in_large_data_p, ix86_encode_section_info,
4985 x86_64_elf_unique_section,
4986 x86_64_elf_select_section): New functions.
4987 (TARGET_ENCODE_SECTION_INFO): Define
4988 (override_options): Enable medium model for PIC.
4989 (ix86_expand_prologue): Expand gen_set_got_rex64.
4990 (legitimate_constant_p): Handle new UNSPECs.
4991 (legitimate_pic_address_disp_p): Likewise.
4992 (legitimize_pic_address): Lower MEDIUM model addressing.
4993 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
4994 (enum cmodel): Add MEDIUM_PIC.
4995 (SYMBOL_REF_FAR_ADDR_P): New macro.
4996 (SYMBOL_FLAG_FAR_ADDR): New flag.
4997 * i386.md (movdi): Support medium model.
4998 (set_got_rex64): New pattern.
4999 * i386.opt (mlarge-data-threshold): New flag.
5000 * predicates.md (zext_operand/sext_operand): Deal with medium model.
5001 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
5002 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
5003 TARGET_ASM_UNIQUE_SECTION): New.
5005 * invoke.texi (-mlarge_data_threshold): Document
5007 2005-07-31 Jan Hubicka <jh@suse.cz>
5009 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
5010 (coalesce_vars): Likewise.
5011 * tree-ssa-live.c (coalesce_cost): New.
5012 (build_tree_conflict_graph): Use coalesce_cost.
5013 * tree-ssa-live.h (coalesce_cost): Declare.
5015 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
5017 * arm.md (all peepholes for post-increment operations): Delete.
5018 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
5019 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
5020 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
5021 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
5022 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
5024 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
5026 * fold-const.c (tree_expr_nonnegative_p): Always return true for
5029 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
5032 * doc/invoke.texi: Document -rdynamic.
5034 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
5037 * c-parser.c (c_parser_parms_list_declarator): Call
5038 mark_forward_parm_decls.
5039 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
5040 decls with visibility structure.
5042 2005-07-30 Paul Brook <paul@codesourcery.com>
5044 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
5046 2005-07-30 Paul Brook <paul@codesourcery.com>
5048 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
5050 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
5052 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
5054 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5057 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
5058 nested function declarators.
5059 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
5060 (grokparms): Call warn_if_shadowing for parameters used within the
5062 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
5063 not used within the parameter list.
5064 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
5066 2005-07-30 Jan Hubicka <jh@suse.cz>
5068 * expr.c (expand_expr_real_1): Do not load mem targets into register.
5069 * i386.c (ix86_fixup_binary_operands): Likewise.
5070 (ix86_expand_unary_operator): Likewise.
5071 (ix86_expand_fp_absneg_operator): Likewise.
5072 * optabs.c (expand_vec_cond_expr): Validate dest.
5074 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5077 * real.c (real_from_string): Also set last bit if there is a
5078 nonzero hex digit beyond GCC's internal precision after ".".
5080 2005-07-29 David Edelsohn <edelsohn@gnu.org>
5082 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
5083 define_constants. Change duplicate values to unassigned numbers.
5084 Change UNSPEC_SUBS to UNSPEC_VSUBS.
5085 (*altivec_vspltsf): New.
5086 (altivec_vperm_v4sf): Delete.
5087 (altivec_vperm_<mode>): Use mode macro V.
5088 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
5089 (altivec_predicate_v4sf): Delete.
5090 (altivec_predicate_<mode>): Use mode macro V.
5091 (*altivec_lvesfx): New.
5092 (*altivec_stvesfx): New.
5093 (vec_realign_load_v4sf): Delete.
5094 (vec_realign_load_<mode>): Use mode macro V.
5095 * config/rs6000/rs6000.c (generate_set_vrsave): Use
5098 2005-07-29 Mark Mitchell <mark@codesourcery.com>
5101 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
5103 * configure: Regenerated.
5105 2005-07-29 Paul Brook <paul@codesourcery.com>
5107 * doc/install.texi: Add link to GFortran binaries wiki page.
5109 2005-07-29 David Ung <davidu@mips.com>
5111 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
5112 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
5113 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
5114 * config/mips/mips.md (cpu): Add 5kf name.
5115 (includes): Includes 5k.md.
5116 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
5117 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
5120 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5123 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
5124 (cleanup_tree_cfg): ... here.
5125 Call cleanup_tree_cfg_1 until there are no more cleanups to
5128 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
5130 * tree-vrp.c (compare_range_with_value): Return true or false
5131 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
5132 EQ_EXPR respectively.
5134 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
5136 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
5139 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5141 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
5142 (tree_ssa_dominator_optimize): Increment it.
5143 (dump_dominator_optimization_stats): Print it.
5145 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
5146 Steven Bosscher <stevenb@suse.de>
5148 PR rtl-optimization/23117
5149 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
5150 when head == tail. Tidy comment.
5152 2005-07-28 Richard Henderson <rth@redhat.com>
5154 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
5155 * cselib.c (rtx_equal_for_cselib_p): Likewise.
5156 * jump.c (rtx_renumbered_equal_p): Likewise.
5157 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
5158 CONST_INT and CONST_DOUBLE.
5159 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
5160 * reload.c (operands_match_p): Special case CONST_INT and
5161 CONST_DOUBLE; check mode earlier.
5163 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5166 * c-typeck.c (convert_for_assignment): Do not check
5167 DECL_IN_SYSTEM_HEADER on NULL fundecl.
5169 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5172 * c-typeck.c (composite_type): Prefer constant size arrays to
5175 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5178 * real.c (real_from_string): Set last bit if there is a nonzero
5179 hex digit beyond GCC's internal precision.
5181 2005-07-28 Richard Henderson <rth@redhat.com>
5184 * cfgcleanup.c (try_forward_edges): Watch out for end of
5187 2005-07-28 James E Wilson <wilson@specifixinc.com>
5190 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
5192 2005-07-28 Jan Hubicka <jh@suse.cz>
5194 * Makefile.in (rtl-profile.o): Kill all traces of it.
5195 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
5196 * coverage.h (rtl_coverage_counter_ref): Kill.
5197 * opts.c (flag_speculative_prefetching_set): Kill.
5198 (flag_loop_optimize_set): New.
5199 (common_handle_option): Disable loop optimizer when profiling;
5200 do not handle speculative prefetching.
5201 * passes.c (init_optimization_passes): Replace pass_profiling combo
5202 by branch_prob pass.
5203 * profile.c (compute_value_histograms): Update for simplified value
5205 (rtl_register_profile_hooks): Kill.
5206 (pass_profiling): Kill.
5207 (rest_of_handle_branch_prob): Do not profile.
5208 * toplev.c (process_options): Remove speculative prefetching.
5209 * toplev.h (flag_tree_based_profiling): Kill.
5210 * tree-profile.c (prepare_instrumented_value,
5211 tree_gen_interval_profiler, tree_gen_pow2_profiler,
5212 tree_gen_one_value_profiler, do_tree_profiling): Update for
5213 simplified datastructures.
5214 * value-prof.c: Add comment that speculative prefetching was dropped;
5215 update rest of file for simplified datastructures.
5216 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
5217 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
5218 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
5219 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
5220 rtl_mod_subtract, gen_speculative_prefetch,
5221 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
5222 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
5223 (gate_handle_value_profile_transformations,
5224 rest_of_handle_value_profile_transformations,
5225 pass_value_profile_transformations): Kill.
5226 * value-prof.h (histogram_value_t): Remove IL based unions.
5227 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
5228 rtl_profile_hooks): Remove hooks.
5230 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
5232 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
5233 (cgraph_clone_node): Likewise.
5234 * cgraph.h (cgraph_clone_edge): Update prototype.
5235 (cgraph_clone_node): Likewise.
5236 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
5238 (lookup_recursive_calls): Consider profile.
5239 (cgraph_decide_recursive_inlining): Fix updating; use new
5240 probability argument; use profile.
5241 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
5242 * tree-inline.c (copy_bb): Update clal of clone_edge.
5243 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
5245 * invoke.texi (min-inline-recursive-probability): Document.
5247 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
5249 * doc/install.texi (Configuration): Update Valgrind homepage.
5251 2005-07-28 Richard Henderson <rth@redhat.com>
5254 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
5255 labels we want to delete.
5256 (cfg_layout_merge_blocks): Likewise.
5258 2005-07-28 Richard Henderson <rth@redhat.com>
5261 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
5262 when expanding to nothing.
5264 2005-07-28 Josh Conner <jconner@apple.com>
5266 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
5267 (cgraph_decide_inlining_of_small_functions): Likewise.
5269 2005-07-28 Josh Conner <jconner@apple.com>
5271 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
5272 direction of badness if negative.
5273 (cgraph_default_inline_p): Add reason to parameters, and assign it
5275 (cgraph_decide_inlining_of_small_functions): New parameter in call
5276 to cgraph_default_inline_p.
5277 (cgraph_decide_inlining_incrementally): Likewise.
5278 * cgraphunit.c (decide_is_function_needed): Likewise.
5279 * cgraph.h (cgraph_default_inline_p): Likewise.
5281 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5283 * builtins.c: Fix comment typo(s).
5284 * genautomata.c: Likewise.
5285 * gimplify.c: Likewise.
5286 * tree-dfa.c: Likewise.
5287 * tree-flow-inline.h: Likewise.
5288 * tree-into-ssa.c: Likewise.
5289 * tree-ssa-alias.c: Likewise.
5290 * tree-ssa-ccp.c: Likewise.
5291 * tree-ssa-copy.c: Likewise.
5292 * tree-ssa-dce.c: Likewise.
5293 * tree-ssa-dom.c: Likewise.
5294 * tree-ssa-operands.c: Likewise.
5295 * tree-tailcall.c: Likewise.
5296 * tree-vectorizer.c: Likewise.
5297 * tree-vrp.c: Likewise.
5300 2005-07-28 Jeff Law <law@redhat.com>
5302 * tree-vrp.c (test_for_singularity): Extracted from ...
5303 (simplify_cond_using_ranges): Attempt to simplify a relational
5304 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
5306 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
5308 PR tree-optimization/22506
5309 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
5310 phis whose argument is constant.
5312 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
5314 PR rtl-optimization/18992
5315 Back out this patch:
5316 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5317 PR optimization/12142
5318 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
5319 uses of the register in the SET_SRC. Remove unnecessary argument.
5321 Replace it with this:
5322 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
5323 if flag_non_call_exceptions is set and the insn may trap, pass
5324 pc_rtx as dest for recursion.
5325 In SET_SRC part of SET case, if dest is already set, pass it down
5328 2005-07-28 Jan Hubicka <jh@suse.cz>
5330 * cfg.c (update_bb_profile_for_threading): Use RDIV.
5331 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
5332 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
5334 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
5335 profile when available.
5337 2005-07-28 Jan Beulich <jbeulich@novell.com>
5339 * config/ia64/ia64.c (ia64_load_pair_ok): New.
5340 (ia64_print_operand): Describe and handle 'X'.
5341 (ia64_register_move_cost): Also handle FP_REGS.
5342 (ia64_preferred_reload_class): Likewise.
5343 (ia64_secondary_reload_class): Likewise.
5344 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
5345 it. Also check for ITANIUM_CLASS_FLDP.
5346 * config/ia64/ia64.h (FP_REGNO_P): New.
5347 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
5348 (reg_class): Add FP_REGS.
5349 (REG_CLASS_NAMES): Adjust for it.
5350 (REG_CLASS_CONTENTS): Likewise.
5351 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
5352 (REG_CLASS_FROM_LETTER): Handle 'x'.
5353 (CLASS_MAX_NREGS): Handle FP_REGS.
5354 (MEMORY_MOVE_COST): Likewise.
5355 * config/ia64/ia64.md (itanium_class): Add fldp.
5356 (type): Handle fldp.
5357 (movti_internal): More allowable operand combinations. Use ldfp8 when
5358 splitting unnecessary. Remove predicable attribute. Adjust
5359 itanium_class attribute.
5360 (smuldi3_highpart): Remove outdated comment.
5361 (mulditi3, umulditi3, rotlti3): New expanders.
5362 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
5363 (absti2): Disabled new insn for future reference.
5364 Respective new splitters.
5365 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
5366 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
5367 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
5369 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
5371 PR rtl-optimization/23047
5372 * simplify-rtx.c (simplify_const_relational_operation): Respect
5373 flag_wrapv for comparisons with ABS.
5375 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
5377 PR tree-optimization/22493
5378 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
5379 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
5381 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
5383 * config/frv/frv.opt (moptimize-membar): New.
5385 * doc/invoke.texi: Document -moptimize-membar and its inverse.
5387 * config/frv/frv.h: Remove machine_function definition.
5389 * config/frv/frv.c (struct frv_io): New.
5390 (struct machine_function): Moved from frv.h. Add has_membar_p.
5391 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
5392 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
5393 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
5394 (frv_optimize_membar_global, frv_optimize_membar): New functions.
5395 (frv_reorg): Call frv_optimize_membar when appropriate.
5396 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
5397 (frv_expand_builtin): Adjust calls accordingly.
5398 (frv_io_address_cookie): New function.
5399 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
5400 load or store rather than a special insn. Add ccnstant address and
5401 io-type operands to the membar.
5402 (frv_ifcvt_modify_tests): Unsign regno.
5403 (frv_ifcvt_modify_tests): Same.
5405 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
5406 UNSPEC_OPTIONAL_MEMBAR constant.
5407 (builtin_read_<mode>): Delete.
5408 (builtin_write_<mode>): Delete.
5409 ("optional_membar_<mode>"): Add operand.
5411 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
5412 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
5413 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
5414 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
5415 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
5416 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
5417 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
5418 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
5419 * testsuite/gcc.target/frv/all-read-write-1.c: New.
5421 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
5423 * df.c (df_uses_record): Handle SCRATCH.
5425 2005-07-28 Steven Bosscher <stevenb@suse.de>
5428 * passes.c (rest_of_decl_compilation): If decl is a type and
5429 we have encountered errors, don't emit debug information.
5431 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
5433 * params.def: Fixed comment.
5435 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
5438 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
5439 (TARGET_ASM_UNALIGNED_HI_OP): Add.
5440 (TARGET_ASM_UNALIGNED_SI_OP): Add.
5442 2005-07-27 Steven Bosscher <stevenb@suse.de>
5445 * varasm.c (assemble_start_function): Don't do anything that may
5446 require a CFG if the current function is a thunk.
5448 2005-07-25 Geoffrey Keating <geoffk@apple.com>
5450 * doc/install.texi (Prerequisites): Mention that perl is needed
5451 to do export control in libstdc++ targetting Darwin.
5453 2005-07-27 Steven Bosscher <stevenb@suse.de>
5455 PR rtl-optimization/17808
5456 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
5457 (sched_insns_conditions_mutex_p): Split out from...
5458 (add_dependence): ...here. But don't call it from here.
5459 (add_dependence_list): Check sched_insns_conditions_mutex_p
5460 before calling add_dependence.
5461 (add_dependence_list_and_free): Likewise.
5462 (fixup_sched_groups): Likewise.
5463 (sched_analyze_1): Likewise.
5464 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
5465 (sched_analyze): Likewise.
5466 (sched_analyze_insn): Likewise.
5467 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
5468 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
5469 dependencies on all COND_EXEC insns to jumps ending basic blocks
5470 when doing intrablock scheduling.
5471 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
5473 2005-07-27 Jeff Law <law@redhat.com>
5475 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
5476 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
5477 equivalency sets, correctly handle the case were vr0 has an
5478 equivalency set, but vr1 does not.
5480 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
5482 PR tree-optimization/23073
5483 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
5484 vect_print_dump_info before fprintf.
5486 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5488 PR tree-optimize/22348
5489 * tree-ssa-loop-niter.c (number_of_iterations_cond):
5490 Fold the partial computation.
5492 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5494 PR tree-optimization/22325
5495 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
5497 * tree-scalar-evolution.c (scev_const_prop): Add generic final
5499 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
5500 (force_var_cost): ... this function.
5501 (compute_phi_arg_on_exit): Export.
5503 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5505 PR tree-optimization/20773
5506 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
5509 2005-07-27 Richard Guenther <rguenther@suse.de>
5511 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
5512 Avoid pushing again if current struct contains only
5513 fields we decomposed.
5515 2005-07-27 Jan Hubicka <jh@suse.cz>
5517 PR tree-optimization/22574
5518 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
5521 * tree-tailcall.c (decrease_profile): New function.
5522 (eliminate_tail_call): Use it.
5524 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
5525 visibility flags correctly in whole program mode.
5527 2005-07-26 Steve Ellcey <sje@cup.hp.com>
5529 PR rtl-optimization/22472
5530 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
5532 2005-07-26 Steven Bosscher <stevenb@suse.de>
5534 PR tree-optimization/22504
5535 * tree-complex.c (expand_complex_addition): Use 'code' instead
5536 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
5538 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5540 * config.gcc (cpu_type): Add frv case.
5541 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
5542 (supported_defaults): Add fr550 case.
5544 2005-07-26 Diego Novillo <dnovillo@redhat.com>
5547 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
5548 whether a pointer of type T * may point to objects of type T *.
5550 2005-07-26 DJ Delorie <dj@redhat.com>
5552 * configure: Regenerate.
5554 2005-07-26 Dale Johannesen <dalej@apple.com>
5556 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
5558 2005-07-26 Mark Mitchell <mark@codesourcery.com>
5560 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
5561 Clarify use of "build" in name.
5563 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5565 * doc/extend.texi (Raw read/write Functions): New section.
5566 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
5567 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
5568 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
5569 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
5570 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
5571 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
5572 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
5573 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
5574 * config/frv/frv.c: Add bdesc_loads global.
5575 Add bdesc_stores global.
5576 (frv_init_builtins): Add support for __builtin_{read/write}*.
5577 (frv_volatile_memref): New.
5578 (frv_expand_load_builtin): New.
5579 (frv_expand_store_builtin): New.
5580 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
5581 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
5582 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
5583 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
5584 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
5585 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
5586 (builtin_read_<mode>): New.
5587 (builtin_write_<mode>): New.
5588 (builtin_write64): New.
5589 (optional_membar_<mode>): New.
5591 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
5593 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
5594 (rather than units) against HOST_BITS_PER_WIDE_INT.
5596 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
5598 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
5599 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
5600 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
5601 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
5604 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
5605 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
5606 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
5608 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
5610 2005-07-26 Richard Guenther <rguenther@suse.de>
5612 PR tree-optimization/22486
5613 * fold-const.c (fold_unary): Fold away useless component
5614 references of the form (T *)&T.x, if the address
5617 2005-07-25 James E Wilson <wilson@specifixinc.com>
5619 * dwarf2out.c (add_call_src_coords_attributes): New.
5620 (gen_inlined_subroutine_die): Call it.
5621 (maybe_emit_file, init_file_table): Add comments.
5622 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
5624 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
5625 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
5626 * tree.h (BLOCK_SOURCE_LOCATION): New.
5627 (struct tree_block): New field locus.
5629 2005-07-26 Andreas Schwab <schwab@suse.de>
5631 PR rtl-optimization/23043
5632 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
5633 when allocating a struct unoccr.
5635 2005-07-25 Richard Henderson <rth@redhat.com>
5638 * tree-complex.c (gate_no_optimization): True if errors.
5639 * Makefile.in (tree-complex.o): Update dependencies.
5641 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
5643 * config/frv/predicates.md (integer_register_operand): Use
5646 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5649 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
5651 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
5653 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5655 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
5656 types when flag_unsafe_math_optimizations is true.
5658 2005-07-25 Mark Mitchell <mark@codesourcery.com>
5660 * gcc.c (option_map): Add --sysroot.
5661 (process_command): Handle --sysroot.
5662 (display_help): Document it.
5663 * doc/cppopts.tex (-isysroot): Document.
5664 * doc/invoke.texi (--sysroot): Document.
5665 * doc/install.texi (--with-build-sysroot): Document.
5667 * Makefile.in (inhibit_libc): New variable.
5668 (INHIBIT_LIBC_CFLAGS): Likewise.
5669 (LIBGCC2_CFLAGS): Include
5670 $(INHIBIT_LIBC_CFLAGS).
5671 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
5672 ($(T)crtbegin.o): Do not use @inhibit_libc@.
5673 ($(T)crtend.o): Likewise.
5674 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
5675 ($(T)crtendS.o): Likewise.
5676 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
5677 ($(T)crtendT.o): Likewise.
5678 (stmp-fixinc): Do not complain about missing headers if
5680 * configure.ac (inhibit_libc): Set it to true/false.
5681 (--with-build-sysroot): New option. Use it to set
5683 * configure: Regenerated.
5685 2005-07-25 Manfred Hollstein <mh@suse.com>
5687 * calls.c (store_one_arg): Fix unsigned comparison warning.
5689 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5692 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
5693 (ggc_print_statistics): Initialize variable before use.
5695 2005-07-25 Richard Guenther <rguenther@suse.de>
5697 * tree-dfa.c (mark_new_vars_to_rename): Protect against
5698 calling with a PHI_NODE argument.
5700 * tree-flow-inline.h (overlap_subvar): Protect against
5703 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
5705 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
5706 * configure: Regenerate.
5708 2005-07-25 Ira Rosen <irar@il.ibm.com>
5710 * expr.c (highest_pow2_factor): Make extern.
5711 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
5712 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5713 record_array_differ_p, array_ptr_differ_p): Likewise.
5714 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
5715 additional cases. Call the above functions.
5716 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
5717 base_object_differ_p when there are two base objects. Otherwise, compare
5718 base address and offset. Call may_alias_p.
5719 (dump_data_reference): Use a correct field name.
5720 (analyze_array): Make static. Initialize new data-ref fields.
5721 (analyze_indirect_ref): New function.
5722 (init_data_ref): Initialize new data-ref fields.
5723 (strip_conversion): Moved from tree-vect-analyze.c.
5724 (analyze_offset_expr, get_ptr_offset, address_analysis,
5725 object_analysis): Likewise.
5726 (analyze_offset): New function.
5727 (create_data_ref): Likewise.
5728 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
5729 dimensions for ARRAY_REFs only.
5730 (build_classic_dist_vector): Make static.
5731 (access_functions_are_affine_or_constant_p): Call macro to get the
5732 address of access functions.
5733 (compute_all_dependences): Add new parameter
5734 compute_self_and_read_read_dependences. Compute self and read-read
5735 dependences if it is true.
5736 (find_data_references_in_loop): Call create_data_ref. Initialize new
5738 (compute_data_dependences_for_loop): Add new parameter
5739 compute_self_and_read_read_dependences. Remove parameter nb_loops,
5740 compute nb_loops. Call compute_all_dependences,
5741 build_classic_dist_vector and build_classic_dir_vector with correct
5743 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
5744 with correct parameters. Compare dimensions for ARRAY_REFs only.
5745 (free_data_refs): Call macro to free access functions.
5746 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
5747 fields from stmt_vinfo.
5748 (struct base_object_info): New structure.
5749 (struct data_reference): Move fields to base_object_info. Add fields
5750 first_location and object_info for above structures. Move fields from
5751 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
5752 aligned_to. Add macros to access the new fields.
5753 Update functions declarations.
5754 * tree-flow.h (is_aliased_with): Declare.
5755 * tree-loop-linear.c (linear_transform_loops): Call
5756 compute_data_dependences_for_loop with correct parameters.
5757 * tree-ssa-alias.c (is_aliased_with): New function.
5758 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
5759 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
5760 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
5761 vect_base_addr_differ_p, compute_subscript_distance and
5762 build_classic_dist_vector. Add printings. Check absolute value of
5764 (vect_analyze_data_ref_dependences): Go through ddrs instead of
5766 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
5767 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
5768 to bytes. Add printing.
5769 (vect_compute_data_refs_alignment): Go through loads and stores in one
5771 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
5772 vect_analyze_data_ref_access): Likewise.
5773 (vect_analyze_pointer_ref_access): Remove.
5774 (vect_address_analysis, vect_object_analysis): Likewise.
5775 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
5776 and analyze data-refs in the loop.
5777 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
5778 fields of data-ref instead of stmt. Add init to the offset from the
5780 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
5781 (vect_update_init_of_dr): Likewise.
5782 (vect_update_inits_of_drs): Go through loads and stores in one loop.
5783 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
5785 (new_loop_vec_info): Initialize new fields.
5786 (destroy_loop_vec_info): Free new fields.
5787 (vect_strip_conversion): Remove.
5788 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
5789 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
5790 datarefs. Add new field ddrs.
5791 Add macros for the new fields access.
5792 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
5793 base_aligned_p, misalignment, memtag, ptr_info and subvars.
5794 Remove their macros.
5795 * tree.h (highest_pow2_factor): Declare.
5797 2005-07-25 Jakub Jelinek <jakub@redhat.com>
5799 * calls.c (store_one_arg): Check for sibling call MEM arguments
5800 from already clobbered incoming argument area.
5802 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5804 * c-common.c (check_missing_format_attribute): New.
5805 * c-common.h (check_missing_format_attribute): Likewise.
5806 * c-typeck.c (convert_for_assignment): Use it.
5808 2005-07-24 Andreas Schwab <schwab@suse.de>
5810 * config/m68k/m68k.md ("extendqidi2"): When source is an address
5811 register use a word move. Correct operand of ext.w in 68000 code.
5813 2005-07-23 Mark Mitchell <mark@codesourcery.com>
5815 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
5816 variables as declarations, rather than definitions.
5818 2005-07-24 Ira Rosen <irar@il.ibm.com>
5820 PR tree-optimization/22526
5821 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
5824 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5826 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
5827 that C99 reserve for future use. Use it to define clog10,
5828 clog10f and clog10l.
5830 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5832 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
5833 * configure.ac: Check for -Wmissing-format-attribute.
5835 * configure: Regenerate.
5837 2005-07-23 Richard Henderson <rth@redhat.com>
5839 PR tree-optimization/22623
5840 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
5842 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
5845 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
5847 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5849 * Makefile.in (C_TREE_H): Update dependencies.
5850 * c-tree.h: Include toplev.h.
5851 * diagnostic.h (diagnostic_set_info): Add format attribute.
5852 * rtl-error.c (diagnostic_for_asm): Likewise.
5854 2005-07-23 Chao-ying Fu <fu@mips.com>
5856 * config/mips/mips-dsp.md: New file.
5857 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
5858 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
5860 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
5861 MIPS_BUILTIN_BPOSGE32.
5862 (mips_expand_builtin_direct): Add one parameter to indicate that
5863 builtin functions need to return a value.
5864 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
5866 (mips_regno_to_class): Add classes for 12 new DSP registers.
5867 (mips_subword): Change to check four HI registers.
5868 (mips_output_move): Output move to and from 6 new DSP accumulators.
5869 (override_options): Make sure -mdsp and -mips16 are not used together.
5870 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
5872 (mips_conditional_register_usage): Disable 6 new DSP accumulators
5874 (print_operand): Add 'q' for printing DSP accumulators.
5875 (mips_cannot_change_mode_class): Check ACC_REGS.
5876 (mips_secondary_reload_class): Check ACC_REGS.
5877 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
5878 (mips_register_move_cost): Check ACC_REGS.
5879 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
5880 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
5881 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
5882 (dsp_bdesc): New array.
5883 (bdesc_arrays): Add DSP builtin function table.
5884 (mips_prepare_builtin_arg): Check predicate again after
5886 (mips_expand_builtin): Add one more parameter to
5887 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
5888 MIPS_BUILTIN_BPOSGE32.
5889 (mips_init_builtins): Initialize new function types.
5890 (mips_expand_builtin_direct): Check if builtin functions need to
5891 return a value and pass operands properly.
5892 (mips_expand_builtin_bposge): New function.
5893 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
5894 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
5895 (FIRST_PSEUDO_REGISTER): Increase to 188.
5896 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
5897 Update for 12 new DSP registers.
5898 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
5899 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
5900 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
5901 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
5902 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
5903 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
5904 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
5905 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
5906 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
5907 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
5908 (REGISTER_NAMES): Add names for 12 new DSP registers.
5909 * config/mips/mips.md: Include mips-dsp.md.
5910 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
5911 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
5912 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
5913 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
5914 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
5915 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
5916 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
5917 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
5918 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
5919 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
5920 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
5921 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
5922 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
5923 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
5924 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
5925 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
5926 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
5927 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
5928 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
5929 (UNSPEC_RDDSP): New constants.
5930 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
5931 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
5933 * config/mips/mips.opt (-mdsp): New option.
5934 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
5935 (reg_imm10_operand): New predicates.
5936 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
5937 * doc/invoke.texi (-mdsp): Document new option.
5939 2005-07-22 DJ Delorie <dj@redhat.com>
5941 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
5943 * tree-inline.c (inlinable_function_p): Likewise.
5945 2005-07-22 Mark Mitchell <mark@codesourcery.com>
5948 * toplev.c (check_global_declarations): Do not mark undefined
5949 variables as DECL_IGNORED_P.
5950 * varasm.c (first_global_object_name): GTY it.
5951 (weak_global_object_name): Likewise.
5952 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
5953 a string to go into {weak,first}_global_object_name.
5955 2005-07-22 DJ Delorie <dj@redhat.com>
5957 * c-format.c (check_function_format): Change warning control
5958 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
5960 2005-07-22 Diego Novillo <dnovillo@redhat.com>
5962 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
5963 &PTR->FLD a dereference of PTR.
5964 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
5965 a potential dereference of PTR.
5967 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
5969 PR rtl-optimization/20370
5970 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
5971 call allocate_reg_info if necessary.
5973 PR rtl-optimization/21848
5974 * calls.c (emit_library_call_value_1): For const functions, add
5975 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
5977 PR rtl-optimization/22445
5978 * cselib.c (target.h): Include.
5979 (rtx_equal_for_cselib_p): Allow commutative matches.
5980 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
5981 Remove MODE parameter. Changed all callers.
5983 PR rtl-optimization/22258
5984 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
5986 (try_combine): Use likely_spilled_retval_p.
5988 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
5990 * config.gcc: Add crx-elf support.
5992 * doc/contrib.texi: Mention crx.
5993 * doc/extend.texi: Document crx extensions.
5994 * doc/install.texi: Document crx install.
5995 * doc/invoke.texi: Document crx options.
5996 * doc/md.texi: Document crx constraints.
5998 * config/crx/crx-protos.h: New file.
5999 * config/crx/crx.c: New file.
6000 * config/crx/crx.h: New file.
6001 * config/crx/crx.md: New file.
6002 * config/crx/crx.opt: New file.
6003 * config/crx/t-crx: New file.
6005 2005-07-22 Manfred Hollstein <mh@suse.com>
6007 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
6009 (int_add_graph_edge): Likewise.
6010 (collapse_nodes): Likewise.
6011 (process_unification_queue): Likewise.
6013 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6014 Laurent GUERBY <laurent@guerby.net>
6016 PR tree-optimization/22336
6017 * function.c (record_block_change): Check for
6018 cfun->ib_boundaries_block.
6020 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
6022 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
6023 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
6025 2005-07-21 DJ Delorie <dj@redhat.com>
6027 * toplev.c (warn_deprecated_use): Add warning control to warning
6029 * c-typeck.c (parser_build_binary_op): Likewise.
6030 (c_finish_if_stmt): Likewise.
6031 * c-common.c (check_function_sentinel): Likewise.
6032 (check_nonnull_arg): Likewise.
6034 2005-07-21 Richard Henderson <rth@redhat.com>
6037 * tree-complex.c (complex_ssa_name_components): New.
6038 (cvc_lookup): Allow entry not found.
6039 (create_components): Remove.
6040 (create_one_component_var, get_component_var): New.
6041 (get_component_ssa_name, set_component_ssa_name): New.
6042 (extract_component): Use get_component_ssa_name.
6043 (update_complex_components): Use set_component_ssa_name.
6044 (update_complex_components_on_edge): Likewise.
6045 (update_phi_components): Create new PHI nodes directly, instead
6046 of adding insns to edges.
6047 (tree_lower_complex): Allocate and free complex_variable_components
6048 and complex_ssa_name_components here.
6050 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
6052 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
6053 revert to returning false.
6055 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6058 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
6060 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6063 * config/i386/i386.md (cmpxf): Change operand constraints
6064 to "nonmemory_operand".
6066 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6068 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
6070 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6073 * fold-const.c (fold_build1): Add checksum for the operands.
6074 (fold_build2): Likewise.
6075 (fold_build3): Likewise.
6077 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6080 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
6082 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6084 * common.opt (-fforward-propagate): Committed by mistake,
6087 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6089 * reg-stack.c: Fix comment typo(s).
6090 * tree-ssa-operands.c: Likewise.
6091 * tree-vectorizer: Likewise.
6093 2005-07-21 Nick Clifton <nickc@redhat.com>
6095 * config/sh/symbian.c: Replace C++ style line comments with C
6096 style line comments.
6097 (symbian_add_attribute): Do not use a ? operator on the LHS of
6099 (sh_symbian_handle_dll_attribute): Change the type of the
6100 method vector to "VEC(tree,gc)*" and use vector accessor
6101 macros to walk over the elements.
6102 (symbian_export_vtable_and_rtti_p): Likewise.
6103 (symbian_class_needs_attribute_p): Likewise.
6105 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6108 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
6109 initialize targetm.resolve_overloaded_builtin here.
6110 (altivec_expand_overloaded_builtin): Make it non-static.
6111 * config/rs6000/rs6000-protos.h
6112 (altivec_expand_overloaded_builtin): New prototype.
6113 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
6114 targetm.resolve_overloaded_builtin here.
6115 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
6117 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6118 Zdenek Dvorak <dvorakz@suse.cz>
6120 PR tree-optimization/19210
6121 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
6123 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
6124 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
6125 rely on unproven assumptions.
6126 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
6127 * tree-flow.h (number_of_iterations_exit): Add final parameter.
6128 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
6129 to number_of_iterations_exit.
6130 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
6131 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
6132 * tree-ssa-loop-niter.c (find_loop_niter,
6133 estimate_numbers_of_iterations_loop): Likewise.
6134 (number_of_iterations_exit): Honor the new options.
6135 * doc/invoke.texi (Wunsafe-loop-optimizations,
6136 funsafe-loop-optimizations): Document them.
6138 2005-07-21 Richard Sandiford <richard@codesourcery.com>
6140 PR rtl-optimization/22167
6141 * gcse.c (hoist_code): Fix hoist_exprs[] check.
6143 2005-07-20 Adam Nemet <anemet@lnxw.com>
6145 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
6146 __do_global_dtors_aux longcall.
6148 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
6150 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
6151 (old_special_pred_table): Don't reference
6152 SPECIAL_MODE_PREDICATES.
6153 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
6154 * config/arc/arc.h: Don't mention PREDICATE_CODES.
6155 * config/sh/predicates.h: Don't mention
6156 SPECIAL_MODE_PREDICATES.
6157 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
6160 2005-07-20 DJ Delorie <dj@redhat.com>
6162 * config.gcc: Add m32c-elf support.
6164 * doc/contrib.texi: Mention m32c.
6165 * doc/extend.texi: Document m32c extensions.
6166 * doc/install.texi: Mention m32c.
6167 * doc/invoke.texi: Document m32c options.
6168 * doc/md.texi: Document m32c constraints.
6170 * config/m32c/addsub.md: New file.
6171 * config/m32c/bitops.md: New file.
6172 * config/m32c/cond.md: New file.
6173 * config/m32c/jump.md: New file.
6174 * config/m32c/m32c-lib1.S: New file.
6175 * config/m32c/m32c-lib2.c: New file.
6176 * config/m32c/m32c-modes.def: New file.
6177 * config/m32c/m32c-pragma.c: New file.
6178 * config/m32c/m32c-protos.h: New file.
6179 * config/m32c/m32c.abi: New file.
6180 * config/m32c/m32c.c: New file.
6181 * config/m32c/m32c.h: New file.
6182 * config/m32c/m32c.md: New file.
6183 * config/m32c/m32c.opt: New file.
6184 * config/m32c/minmax.md: New file.
6185 * config/m32c/mov.md: New file.
6186 * config/m32c/muldiv.md: New file.
6187 * config/m32c/predicates.md: New file.
6188 * config/m32c/prologue.md: New file.
6189 * config/m32c/shift.md: New file.
6190 * config/m32c/t-m32c: New file.
6192 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6194 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
6195 (stack_protect_set, stack_protect_test): New expanders.
6196 (stack_protect_set_si, stack_protect_set_si_media,
6197 stack_protect_set_di_media, stack_protect_test_si,
6198 stack_protect_test_si_media, stack_protect_test_di_media):
6201 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
6203 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
6205 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
6207 * tree.h (tree_expr_nonzero_p): Export.
6208 * fold-const.c (tree_expr_nonzero_p): Likewise.
6209 Return true for CALL_EXPRs that are alloca calls.
6210 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
6212 * tree-flow.h (expr_computes_nonzero): Remove.
6213 * tree-vrp.c (expr_computes_nonzero): Remove.
6214 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
6215 (extract_range_from_unary_expr): Likewise.
6216 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
6217 tree_expr_nonzero_p.
6219 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
6221 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
6222 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
6223 extra arg "picreg" and use it instead of pic_offset_table_rtx.
6224 All callers changed.
6225 (frame_related_constant_load): New arg "related" which controls
6226 setting of RTX_FRAME_RELATED_P. All callers changed.
6227 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
6228 (bfin_expand_prologue): Add stack limit checking.
6229 * config/bfin/bfin.md (trapifcc): New pattern.
6231 * config/bfin/bfin.c: Include "langhooks.h".
6232 (def_builtin): Go through lang_hooks to call builtin_function.
6234 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
6235 * config/bfin/predicates.md (symbol_ref_operand): New.
6236 (call_insn_operand): Delete. All callers changed to use
6237 register_no_elim_operand.
6238 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
6240 (function_arg): Use it to generate the call's operand 2.
6241 (bfin_longcall_p): New function.
6242 (bfin_expand_call): Extra arg "cookie". All callers and declaration
6243 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
6244 determine if the address needs to be in a REG.
6245 (bfin_handle_longcall_attribute): New function.
6246 (bfin_attribute_table): Add "longcall" and "shortcall".
6247 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
6248 (CUMULATIVE_ARGS): New member call_cookie.
6249 (PREDICATE_CODES): Add symbol_ref_operand.
6250 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
6251 extra USE to the pattern.
6252 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
6253 New patterns, split off call_insn, sibcall_insn, call_value_insn and
6254 sibcall_value_insn; now the new patterns handle direct calls and the
6255 old ones indirect calls.
6256 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
6258 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6260 * doc/trouble.texi: Update section on handling of empty loops.
6262 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
6264 * config.gcc: Remove support for sparc-*-openbsd*,
6265 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
6267 * config.host: Remove support for i860-*-sysv4* as a host.
6268 * config/i860/*, config/ip2k/*, config/ns32k/*,
6269 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
6270 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
6271 mention obsolete ports.
6273 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6275 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
6277 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
6278 of frame_pointer_rtx.
6279 (sh_expand_epilogue): Likewise.
6280 (sh_set_return_address): Likewise.
6281 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
6282 instead of FRAME_POINTER_REGNUM if needed. Add elimination
6283 offsets from FRAME_POINTER_REGNUM.
6284 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
6285 (sh_register_names): Add initializer for sfp.
6286 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
6287 (VALID_REGISTER_P): Likewise.
6288 (FIRST_PSEUDO_REGISTER): Update.
6289 (DWARF_FRAME_REGISTERS): Define.
6290 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
6291 (HARD_FRAME_POINTER_REGNUM): Define.
6292 (FRAME_POINTER_REGNUM): Redefine.
6293 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
6294 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
6295 from FRAME_POINTER_REGNUM.
6296 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
6297 FRAME_POINTER_REGNUM.
6298 (REG_CLASS_CONTENTS): Add sfp.
6299 (REG_ALLOC_ORDER): Likewise.
6300 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
6301 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
6302 of frame_pointer_rtx.
6303 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6305 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
6307 * fold-const.c (tree_expr_nonnegative_p): Only return true for
6308 ABS_EXPR when flag_wrapv is false because of INT_MIN.
6309 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
6311 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
6314 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
6316 Make CONSTRUCTOR use VEC to store initializers.
6317 * c-common.c (complete_array_type): Update to cope with VEC in
6319 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
6320 (pp_c_constructor_elts): New function.
6321 * c-pretty-print.h (pp_c_constructor_elts): Declare.
6322 * c-typeck.c (build_function_call, build_c_cast, digest_init,
6323 struct constructor_stack, struct initializer_stack,
6324 constructor_elements, push_init_level, pop_init_level,
6325 add_pending_init, find_init_member, output_init_element): Update to
6326 cope with VEC in CONSTRUCTOR_ELTS.
6327 * coverage.c (build_fn_info_value, build_ctr_info_value,
6328 build_gcov_info): Likewise.
6329 * expr.c (categorize_ctor_elements_1, store_constructor,
6330 expand_expr_real_1): Likewise.
6331 * fold-const.c (fold_ternary): Likewise.
6332 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
6333 gimplify_init_constructor, gimplify_expr): Likewise.
6334 * tree-dump.c (dequeue_and_dump): Likewise.
6335 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
6337 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
6339 * tree-sra.c (generate_element_init_1): Likewise.
6340 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
6341 * tree-ssa-operands.c (get_expr_operands): Likewise.
6342 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
6343 * tree-vect-transform.c (vect_get_vec_def_for_operand):
6344 (get_initial_def_for_reduction): Likewise.
6345 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
6346 value handle in annotations.
6347 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
6348 tree_node_structure): Add support for constr_kind.
6349 (build_vector_from_ctor, build_constructor_single,
6350 build_constructor_from_list): New functions.
6351 (build_constructor): Update to take a VEC instead of a TREE_LIST.
6352 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
6353 Update to cope with VEC in CONSTRUCTOR_ELTS.
6354 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
6355 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
6356 CONSTRUCTOR_APPEND_ELT): New macros.
6357 (struct constructor_elt, struct tree_constructor): New data types.
6358 (union tree_node): Add tree_constructor field.
6359 * treestruct.def: Define TS_CONSTRUCTOR.
6360 * varasm.c (const_hash_1, compare_constant, copy_constant,
6361 compute_reloc_for_constant, output_addressed_constants,
6362 initializer_constant_valid_p, output_constant,
6363 array_size_for_constructor, output_constructor): Update to cope with
6364 VEC in CONSTRUCTOR_ELTS.
6365 * vec.h (VEC_empty, VEC_copy): New macros.
6367 2005-07-19 Devang Patel <dpatel@apple.com>
6369 * dbxout.c (dbxout_type): Check Objective-C++ lang.
6371 2005-07-19 Richard Henderson <rth@redhat.com>
6374 * gimplify.c (gimplify_expr): Use main variant type for the temp
6375 destination for a discarded volatile read.
6376 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
6377 casts between non-void types that change volatility.
6379 2005-07-15 DJ Delorie <dj@redhat.com>
6381 * toplev.h: Add comment about the first parameter for warning().
6382 * errors.h: Likewise.
6384 * c.opt (Wpragmas): New.
6385 * doc/invoke.texi: Document it.
6387 * function.c (do_warn_unused_parameter): Add warning control to
6389 * c-decl.c (warn_if_shadowing): Likewise.
6390 * c-lex.c (cb_def_pragma): Likewise.
6391 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
6392 (pop_alignment): Likewise.
6393 (handle_pragma_pack): Likewise.
6394 (apply_pragma_weak): Likewise.
6395 (handle_pragma_weak): Likewise.
6396 (handle_pragma_redefine_extname): Likewise.
6397 (add_to_renaming_pragma_list): Likewise.
6398 (handle_pragma_extern_prefix): Likewise.
6399 (maybe_apply_renaming_pragma): Likewise.
6400 (handle_pragma_visibility): Likewise.
6402 * config/c4x/c4x-c.c (BAD): Likewise.
6403 (c4x_parse_pragma): Likewise.
6404 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
6405 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
6406 (rs6000_pragma_longcall): Likewise.
6407 * config/v850/v850-c.c (pop_data_area): Likewise.
6408 (ghs_pragma_section): Likewise.
6409 (ghs_pragma_section): Likewise.
6410 (ghs_pragma_interrupt): Likewise.
6411 (ghs_pragma_starttda): Likewise.
6412 (ghs_pragma_startsda): Likewise.
6413 (ghs_pragma_startzda): Likewise.
6414 (ghs_pragma_endtda): Likewise.
6415 (ghs_pragma_endsda): Likewise.
6416 (ghs_pragma_endzda): Likewise.
6418 2005-07-19 Danny Berlin <dberlin@dberlin.org>
6419 Kenneth Zadeck <zadeck@naturalbridge.com>
6421 * Makefile.in: Removed tree-promote-statics.c
6422 * tree-promote-statics.c: Removed.
6423 * common.opt: Removed flag-promote-statics.
6425 * passes.c: Removed tree-promote-statics pass.
6426 * tree-pass.h: Ditto.
6427 * timevar.def: Removed TV_PROMOTE_STATICS.
6430 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
6432 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
6434 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
6436 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6439 * c-common.c (check_function_arguments): Call
6440 'check_function_format' if either -Wformat or
6441 -Wmissing-format-attribute are specified.
6442 * c-format.c (check_function_format): Check -Wformat before
6443 calling 'check_format_info'.
6444 * c-opts.c (c_common_post_options): Don't warn for
6445 -Wmissing-format-attribute without -Wformat.
6446 * c-typeck.c (convert_for_assignment): Detect additional cases for
6447 -Wmissing-format-attribute.
6448 * doc/invoke.texi (-Wmissing-format-attribute): Document new
6451 2005-07-19 Richard Guenther <rguenther@suse.de>
6453 * config/i386/i386.md (lrint<mode>2): Use temporary
6454 instead of clobbering non-existent memory.
6456 2005-07-19 Nick Clifton <nickc@redhat.com>
6458 * config/avr/avr.c (legitimate_address_p): Fix debugging print
6459 statement to avoid displaying ASCII control characters.
6461 2005-07-19 Ben Elliston <bje@au.ibm.com>
6463 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
6464 * cfganal.c (find_edge_index): Ditto.
6465 * combine.c (combine_instructions): Ditto.
6466 * ddg.c (create_scc): Ditto.
6467 (find_successors): Ditto.
6468 (find_predecessors): Ditto.
6469 (find_nodes_on_paths): Ditto.
6470 (longest_simple_path): Ditto.
6471 * flow.c (update_life_info): Ditto.
6472 (count_or_remove_death_notes): Ditto.
6473 (clear_log_links): Ditto.
6474 * modulo-sched.c (generate_reg_moves): Ditto.
6475 (find_max_asap): Ditto.
6476 (find_max_hv_min_mob): Ditto.
6477 (find_max_dv_min_mob): Ditto.
6478 * sbitmap.c (sbitmap_first_set_bit): Ditto.
6479 * sched-rgn.c (extract_edgelst): Ditto.
6480 * tree-into-ssa.c (prepare_names_to_update): Ditto.
6481 (dump_update_ssa): Ditto.
6482 (ssa_names_to_replace) Ditto.
6483 (switch_virtuals_to_full_rewrite): Ditto.
6484 (update_ssa): Ditto.
6485 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6487 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
6489 Fix PR tree-optimization/22483
6491 * tree-complex.c (create_components): Use
6492 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
6493 * tree-flow-inline.h (fill_referenced_var_vec): New function.
6494 * tree-flow.h (safe_referenced_var_iterator): New structure.
6495 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
6496 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
6497 safe_referenced_var iterator.
6498 (add_type_alias): Ditto.
6500 2005-07-19 Steven Bosscher <stevenb@suse.de>
6502 * loop-init.c (rest_of_handle_loop2): Remove.
6503 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
6504 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
6505 (pass_rtl_loop_init, pass_rtl_loop_done,
6506 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
6507 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
6508 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
6509 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
6510 pass_tree_loop_done, and pass_tree_unswitch.
6511 (gate_loop): Rename to gate_tree_loop.
6512 * passes.c (init_optimization_passes): Update for renamed tree
6513 loop passes. Add the new loop2 passes as subpasses of loop2.
6514 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
6515 Update for the renamed tree loop passes.
6517 2005-07-18 Ian Lance Taylor <ian@airs.com>
6520 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
6521 blocks when optimizing.
6523 2005-07-18 Steve Ellcey <sje@cup.hp.com>
6525 * common.opt (frename-registers): Initialize to 2.
6527 (fgcse-after-reload): Ditto.
6528 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
6529 (process_options): Only change flag_web, flag_rename_registers,
6530 and flag_rerun_cse_after_loop if not explicitly set by user.
6532 2005-07-18 Jan Beulich <jbeulich@novell.com>
6534 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
6535 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
6536 in 64-bit mode the same as DImode in 32-bit mode.
6537 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
6538 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
6539 mode. Add new mode parameter.
6540 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
6541 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
6542 x86_64_shift_adj): New expanders.
6543 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
6544 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
6546 Respective new splitters. Use renamed shift splitter helpers in 32-bit
6547 DImode shift splitters.
6548 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
6549 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
6552 2005-07-18 Jan Beulich <jbeulich@novell.com>
6554 * i386.md (movdi_extzv_1): New.
6555 (zero_extendhidi2): Combine alternatives and never force use of
6557 (zero_extendqidi2): Likewise. Don't restrict input selection.
6559 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6561 Fix PR tree-optimization/22531
6562 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
6565 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6567 * tree-promote-statics.c (pass_promote_statics): Change dump file
6570 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6572 * tree-optimize.c (init_tree_optimization_passes): Add
6573 pass_eliminate_useless_stores pass.
6574 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
6575 * tree-ssa-pre.c (is_copy_stmt): New function.
6576 (follow_copies_till_vuse): Ditto.
6577 (do_eustores): Ditto.
6578 (gate_eustores): Ditto.
6580 2005-07-16 Richard Henderson <rth@redhat.com>
6582 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
6584 2005-07-16 Danny Berlin <dberlin@dberlin.org>
6585 Kenneth Zadeck <zadeck@naturalbridge.com>
6587 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
6588 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
6589 ipa-type-escape.h, tree-promote-statics.c
6590 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
6591 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
6592 tree-promote-statics.c: new files.
6593 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
6594 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
6595 int nonlocal_set_p, mark_constant_function): Deleted.
6596 (rest_of_handle_cfg): Removed call to mark_constant_function.
6597 (nonoverlapping_component_refs_p): Added calls to support
6598 type based aliasing.
6599 * tree-ssa-alias.c (may_alias_p,
6600 compute_flow_insensitive_aliasing): Ditto.
6601 * calls.c (flags_from_decl_or_type): Removed reference to
6603 * c-typeck.c (convert_arguments): Make builtins tolerant of having
6604 too many arguments. This is necessary for Spec 2000.
6605 * cgraph.h (const_function, pure_function): Removed.
6606 * common.opt: Added "fipa-pure-const", "fipa-reference",
6607 "fipa-type-escape", and "ftree-promote-static".
6609 * passes.c: Added ipa and tree-promote-statics passes.
6610 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
6611 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
6612 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
6613 * tree-flow.h: Added exposed sra calls and addition of
6614 reference_vars_info field for FUNCTION_DECLS.
6615 * tree-pass.h: Added passes.
6616 * tree-sra.c: (sra_init_cache): New function.
6617 (sra_insert_before, sra_insert_after) Made public.
6618 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
6620 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
6621 aliasing. (may_alias_p): Added code to use type escape analysis to
6623 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
6624 code to prune clobbers of static variables based on information
6625 produced in ipa-reference pass. Changed call clobbering so that
6626 statics are not marked as clobbered if the call does not clobber
6629 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
6631 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
6634 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6636 * doc/install.texi (*-*-solaris2*): Document recommended version
6637 of GNU binutils and mention GNU linker problem on Solaris 10.
6639 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
6642 * c-decl.c (c_build_bitfield_integer_type): New function.
6643 (finish_struct): Call it.
6644 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
6646 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6648 * c-typeck.c (digest_init): Call 'convert_for_assignment'
6651 2005-07-16 Jan Hubicka <jh@suse.cz>
6653 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
6654 (scale_bbs_frequencies_int): Watch roundoff errors.
6655 * predict.c (return_prediction): Initialize return_stmt.
6657 2005-07-16 Jan Hubicka <jh@suse.cz>
6659 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
6660 after RTL profiling.
6662 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
6665 * fold-const.c (build_range_check): Convert high/low to etype
6666 if we are only comparing against exp.
6668 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
6670 Fix PR tree-optimization/22376
6671 * tree-ssa-structalias.c (build_constraint_graph): We really meant
6673 (need_to_solve): New function.
6674 (compute_points_to_sets): Use it.
6676 2005-07-15 Jan Hubicka <jh@suse.cz>
6678 * cfg.c (update_bb_profile_for_threading): More diagnostic.
6679 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
6681 2005-07-15 Richard Guenther <rguenther@suse.de>
6683 * c-common.c (handle_flatten_attribute): New function.
6684 Add flatten function attribute.
6685 * doc/extend.texi: Document flatten function attribute.
6686 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
6687 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
6689 (cgraph_decide_inlining): Handle functions with flatten
6692 2005-07-14 David Edelsohn <edelsohn@gnu.org>
6694 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
6695 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
6696 UNSPEC_XCHG, UNSPEC_AND): New.
6697 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
6698 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
6699 * config/rs6000/sync.md (FETCHOP): New code macro.
6700 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
6702 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
6703 (sync_compare_and_swap<mode>): Same.
6704 (sync_lock_test_and_set<mode>): Same.
6705 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
6706 for QImode and HImode, and not PPC405.
6707 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
6708 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
6709 (sync_<fetchop>{si,di}_internal): New.
6710 (sync_nand{si,di}_internal): New.
6711 (sync_old_<fetchop>{si,di}_internal): New.
6712 (sync_old_nand{si,di}_internal): New
6713 (sync_new_<fetchop>{si,di}_internal): New.
6714 (sync_new_nand{si,di}_internal): New.
6715 (atomic_and{si,di}): New.
6716 (sync_new_nand{si,di}_internal): New.
6717 (atomic_and{si,di}): New.
6718 (sync_add<mode>_internal): Delete.
6719 (sync_addshort_internal): Use unspec instead of unspec_volatile.
6720 (sync_sub<mode>_internal): Delte.
6721 (sync_subshort_internal): New.
6722 (sync_andsi_internal): Use unspec instead of unspec_volatile.
6723 (sync_anddi_internal): Delete.
6724 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
6725 (sync_booldi_internal): Delete.
6726 (sync_boolc<mode>_internal): Delete.
6727 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
6728 (sync_boolc<mode>_internal2): Delete.
6729 (sync_boolcc<mode>_internal): Delete.
6730 (isync, lwsync): Use unspec instead of unspec_volatile.
6731 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
6732 Revert UNSPEC_VOLATILE.
6733 (rs6000_split_atomic_op): New.
6734 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
6736 2005-07-14 Eric Christopher <echristo@redhat.com>
6738 * config/mips/mips.c (mips_canonicalize_comparison): Cast
6739 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
6741 2005-07-14 Eric Christopher <echristo@redhat.com>
6743 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
6745 2005-07-14 Steven Bosscher <stevenb@suse.de>
6747 PR tree-optimization/22230
6748 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
6749 the computation of the four cross productions for "range op range".
6751 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
6752 Ulrich Weigand <uweigand@de.ibm.com>
6755 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
6758 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
6760 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
6762 2005-07-14 Steve Ellcey <sje@cup.hp.com>
6764 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
6766 2005-07-14 Richard Guenther <rguenther@suse.de>
6769 * config/i386/i386-protos.h (ix86_function_value): Change
6770 prototype to match new target hook.
6771 * config/i386/i386.c (ix86_value_regno): Change prototype
6772 to take extra type argument.
6773 (TARGET_FUNCTION_VALUE): Define.
6774 (ix86_function_ok_for_sibcall): Pass extra argument to
6775 ix86_value_regno, check return slot rtx for exact match.
6776 (ix86_function_value): Take extra parameter. Dispatch to
6777 ix86_value_regno with fndecl/fntype as provided.
6778 (ix86_value_regno): Handle extra type argument.
6779 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
6781 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
6782 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
6783 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
6784 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
6785 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
6787 2005-07-14 Richard Guenther <rguenther@suse.de>
6789 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
6790 * calls.c (expand_call): Pass fntype to hard_function_value.
6791 (emit_library_call_value_1): Likewise.
6792 * explow.c: Include target.h.
6793 (hard_function_value): Take extra argument, the fntype.
6794 Use new target hook for function_value.
6795 * expr.h (hard_function_value): Change prototype.
6796 * function.c (aggregate_value_p): Pass 0 as fntype to
6797 hard_function_value.
6798 (assign_parms): Use new target hook for function_value.
6799 Pass 0 as fntype to hard_function_value.
6800 (expand_function_end): Likewise.
6801 * reg-stack.c: Include target.h.
6802 (stack_result): Use new target hook for function_value.
6803 * target-def.h: New target hook function_value.
6804 * target.h: Likewise.
6805 * targhooks.c (default_function_value): New function.
6806 * targhooks.h (default_function_value): Declare.
6808 2005-07-13 Ian Lance Taylor <ian@airs.com>
6810 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
6812 2005-07-14 Jan Hubicka <jh@suse.cz>
6814 * tree-dfa.c (dump_variable): Use default_def function.
6815 * tree-ssa-alias.c (dump_points_to_info): Likewise.
6816 * tree-ssa.c (verify_use): Likewise.
6817 * tree-ssanames.c (release_ssa_name): Likewise.
6818 * tree-tailcall.c (eliminate_tail_call): Likewise.
6819 (tree_optimize_tail_calls_1): Likewise.
6820 * tree-vrp.c (get_value_range): Likewise.
6822 2005-07-14 Ben Elliston <bje@au.ibm.com>
6824 * gcc.c (main): Compare language[0] with '*' when iterating over
6827 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6829 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
6830 "s390_emit_compare". Add handling of CCZ1mode.
6831 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
6832 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
6834 (s390_branch_condition_mask): Add CCZ1mode handling.
6835 * config/s390/s390.md: ("seq", "*seq"): New pattern.
6836 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
6837 Use CCZ1mode instead of CCZmode.
6838 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
6840 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6842 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
6844 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
6846 2005-07-13 Eric Christopher <echristo@redhat.com>
6848 * config/mips/mips.c (mips_canonicalize_comparison): New.
6849 (mips_emit_int_relational): Use.
6851 2005-07-13 Eric Christopher <echristo@redhat.com>
6853 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6855 * config/s390/s390.md: Include tpf.md. Move tpf specific
6857 * config/s390/tpf.md: To here.
6858 * config/s390/s390.opt: Move tpf specific options...
6859 * config/s390/tpf.opt: to here. Add mmain option.
6860 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6861 * config/s390/tpf.h: Rewrite.
6863 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6865 * doc/tm.texi: Remove @xref{Cross-profiling}.
6867 2005-07-13 Jeff Law <law@redhat.com>
6869 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
6870 expressions, test their _DECL operands for pointer equality rather
6871 than using operand_equal_p.
6873 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6875 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
6876 (TARGET_POSIX_IO): This.
6877 * config/darwin.h: Likewise.
6878 * config/freebsd.h: Likewise.
6879 * config/linux.h: Likewise.
6880 * config/lynx.h: Likewise.
6881 * config/netbsd.h: Likewise.
6882 * config/rs6000/linux64.h: Likewise.
6883 * config/rs6000/linux.h: Likewise.
6884 * config/s390/tpf.h: Likewise.
6885 * config/sh/embed-elf.h: Likewise.
6886 * config/sparc/linux64.h: Likewise.
6887 * config/sparc/linux.h: Likewise.
6888 * config/svr4.h: Likewise.
6889 * gcov-io.h: Likewise.
6891 * doc/tm.texi: Updated.
6893 * libgcov.c (create_file_directory): Defined only if
6894 TARGET_POSIX_IO is defined.
6895 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
6898 2005-07-13 Jan Hubicka <jh@suse.cz>
6900 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
6902 2005-07-13 David Edelsohn <edelsohn@gnu.org>
6904 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
6905 structure as argument.
6907 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
6909 PR tree-optimization/21921
6910 * tree-iterator.c (tsi_link_before): Support the case when
6911 tsi_end_p (tsi) == true.
6913 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6915 PR tree-optimization/22442
6916 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
6919 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6921 PR rtl-optimization/20376
6922 * toplev.c (process_options): Enable -fweb and -frename-registers when
6924 * doc/invoke.texi: Update the information about when -fweb and
6925 -frename-registers are enabled.
6927 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6930 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
6931 if *rhs_p is not a SSA_NAME.
6933 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
6935 Fix PR tree-optimization/22422
6936 * tree-ssa-structalias.c (struct variable_info): Add flag for
6938 (get_varinfo): Now a static function.
6939 (new_varinfo): init has_union and is_special_var to false.
6940 (solution_set_add): Check has_union.
6941 (do_da_constraint): Move temporary variable so it gets reset
6943 Also check for special variable.
6944 (do_ds_constraint): Ditto.
6945 (do_sd_constraint): Ditto.
6946 (do_structure_copy): Check for special variable.
6947 (find_func_aliases): Ditto.
6948 (init_base_vars): Set special vars properly.
6950 2005-07-13 Jan Hubicka <jh@suse.cz>
6952 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
6955 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
6956 (get_expr_operands): Fix thinko wrt flags and subvars.
6958 PR tree-optimize/22379
6959 * tree-inline.c (expand_call_inline): Do not output sorry in early
6962 2005-07-12 Dale Johannesen <dalej@apple.com>
6964 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
6966 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6969 * host-linux.h: Include limits.h.
6971 2005-07-12 Dale Johannesen <dalej@apple.com>
6973 * expr.c (compress_float_constant): Add cost check.
6974 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
6976 2005-07-12 Dale Johannesen <dalej@apple.com>
6978 * gcc.target/i386/compress-float-sse.c: New.
6979 * gcc.target/i386/compress-float-sse-pic.c: New.
6980 * gcc.target/i386/compress-float-387.c: New.
6981 * gcc.target/i386/compress-float-387-pic.c: New.
6982 * gcc.dg/compress-float-ppc.c: New.
6983 * gcc.dg/compress-float-ppc-pic.c: New.
6985 2005-07-12 Eric Christopher <echristo@redhat.com>
6987 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6989 * config/s390/s390.md: Include tpf.md. Move tpf specific
6991 * config/s390/tpf.md: To here.
6992 * config/s390/s390.opt: Move tpf specific options...
6993 * config/s390/tpf.opt: to here. Add mmain option.
6994 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6995 * config/s390/tpf.h: Rewrite.
6997 2005-07-12 Eric Christopher <echristo@redhat.com>
6999 * gcc.c (struct infile): Update comment for language.
7000 (main): Rewrite input file resetting code.
7002 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7005 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
7006 requiring a cast in a non RHS of modify_expr. Add a cast when required.
7007 (lookup_avail_expr): Use constant_boolean_node instead
7008 of boolean_false_node/boolean_true_node.
7010 2005-07-12 Ben Elliston <bje@au.ibm.com>
7012 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
7013 and use it when printing num_edges.
7015 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
7017 * doc/extend.texi (Blackfin Built-in Functions): New section.
7018 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
7021 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
7023 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
7024 s/cmpstrsi/cmpstrnsi
7025 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
7027 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
7028 (init_optabs): Initialize cmpstrn_optab.
7029 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
7030 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
7031 * expr.c: (enum insn_code cmpstrn_optab): Declare.
7032 * config/i386/i386.md: s/cmpstr/cmpstrn
7033 * config/c4x/c4x.md: s/cmpstr/cmpstrn
7034 * doc/md.texi: Update documentation.
7036 2005-07-11 Richard Henderson <rth@redhat.com>
7038 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
7039 build_va_arg_indirect_ref.
7040 (alpha_gimplify_va_arg): Likewise.
7041 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
7042 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
7043 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
7044 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
7045 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
7046 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
7048 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
7050 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7052 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
7053 * passes.c (init_optimization_passes): Add pass_empty_loop.
7054 * tree-pass.h (pass_empty_loop): Declare.
7055 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
7056 try_remove_empty_loop, remove_empty_loops): New functions.
7057 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
7058 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
7060 2005-07-12 Peter Barada <peter@the-baradas.com>
7064 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
7065 in address registers.
7066 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
7067 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
7068 alternative of addsi3_5200.
7070 2005-07-11 Ian Lance Taylor <ian@airs.com>
7072 * config/mips/mips.md (ffs<mode>2): Remove.
7074 2005-07-11 Ian Lance Taylor <ian@airs.com>
7076 * doc/tree-ssa.texi (Cleanups): Improve description of
7078 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
7080 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7082 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
7083 * tree.h (DECL_ARGUMENT_FLD): New macro.
7085 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7087 Fix PR tree-optimization/22404
7089 * tree-ssa-structalias.c (create_variable_info_for): Use
7092 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
7094 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
7095 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
7096 for second comparison operand.
7097 * config/bfin/predicates.md (reg_or_const_int_operand): New.
7099 * config/bfin/bfin.md (define_attr "type"): Add "sync".
7100 (define_insn_reservation "alu"): Likewise.
7101 (csync, ssync): Now of type sync.
7102 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
7103 -mcsync-anomaly -mspecld-anomaly.
7104 * config/bfin/bfin.opt (mcsync): Remove.
7105 (mcsync-anomaly, mspecld-anomaly): Add.
7106 * config/bfin/bfin.c: Include "insn-codes.h".
7107 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
7108 (TARGET_DEFAULT_TARGET_FLAGS): New.
7109 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
7111 2005-07-11 Steven Bosscher <stevenb@suse.de>
7113 * basic-block.h: Give the BB flags enum a name, bb_flags.
7114 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
7115 * cfgcleanup.c (enum bb_flags): Remove here.
7116 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
7117 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
7118 (update_forwarder_flag): Likewise.
7119 (thread_jump): Likewise.
7120 (try_forward_edges): Likewise.
7121 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
7122 forwarder flags. Don't clear bb->aux for all basic blocks. Only
7123 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
7125 2005-07-11 Richard Guenther <rguenther@suse.de>
7127 * config/i386/i386.opt: New target option -msseregparm.
7128 * config/i386/i386.c (override_options): Error out for
7129 -msseregparm but no SSE support.
7130 (ix86_function_sseregparm): Check for global sseregparm.
7131 * doc/invoke.texi: Document -msseregparm.
7133 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7135 * config.gcc (m32r-*-linux*): Use the default extra_parts.
7136 (m32rle-*-linux*): Ditto.
7138 2005-07-11 Jakub Jelinek <jakub@redhat.com>
7140 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
7141 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
7144 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7148 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
7149 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
7151 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
7153 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
7154 (varmap): Heapify varmap.
7155 (constraints): Heapify constraints.
7156 (struct constraint_graph): Heapify succs and preds.
7157 (constraint_vec_find): Update for heapification.
7158 (constraint_set_union): Ditto.
7159 (insert_into_complex): Ditto.
7160 (constraint_edge_vec_find): Ditto.
7161 (erase_graph_self_edge): Ditto.
7162 (add_graph_edge): Ditto.
7163 (get_graph_weights): Ditto.
7164 (merge_graph_nodes): Ditto.
7165 (build_constraint_graph): Ditto.
7166 (topo_visit): Ditto.
7167 (solve_graph): Ditto.
7168 (create_variable_info_for): Ditto.
7169 (init_base_vars): Ditto.
7170 (delete_points_to_sets): Free graph, varmap, and complex constraints.
7171 (condese_varmap_nodes): Free complex vector.
7172 (clear_edges_for_node): Clear succs and preds vector.
7174 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7176 * tree-ssa-structalias.c (update_alias_info): Change counting of
7177 references to not include vdefs.
7179 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7181 * tree-ssa-alias.c (free_used_part_map): Add missing free.
7184 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7186 * pa.c (pa_commutative_p): Make PLUS commutative when
7187 TARGET_NO_SPACE_REGS is true.
7189 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7191 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
7192 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
7193 * tree-dfa.c (dump_subvars_for): New.
7194 (debug_subvars_for): New.
7195 (dump_variable): Show subvariables if VAR has them.
7196 * tree-flow-inline.h (get_subvar_at): New.
7197 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
7198 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
7200 (struct subvar): Change fields offset and size to unsigned
7202 (dump_subvars_for): Declare.
7203 (debug_subvars_for): Declare.
7204 (get_subvar_at): Declare.
7205 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
7206 to unsigned HOST_WIDE_INT *.
7207 (overlap_subvar): Likewise.
7208 * tree-gimple.c (is_gimple_reg): Always return false for
7209 SFTs and memory tags.
7210 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
7212 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
7213 (compute_may_aliases): Call compute_points_to_sets.
7214 (collect_points_to_info_for): Remove.
7215 (compute_points_to_and_addr_escape): Remove.
7216 (delete_alias_info): Call delete_points_to_sets.
7217 (compute_flow_sensitive_aliasing): If the call to
7218 find_what_p_points_to returns false, call set_pt_anything.
7219 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
7220 (set_pt_anything): Clear pi->pt_vars.
7221 (set_pt_malloc): Remove.
7222 (merge_pointed_to_info): Remove.
7223 (add_pointed_to_expr): Remove.
7224 (add_pointed_to_var): Remove.
7225 (collect_points_to_info_r): Remove.
7226 (is_escape_site): Make extern.
7228 (create_overlap_variables_for): Call it.
7229 * tree-ssa-copy.c (merge_alias_info): Never merge
7230 flow-sensitive alias information.
7231 * tree-ssa-operands.c (get_expr_operands): Adjust variables
7232 offset and size to be unsigned HOST_WIDE_INT.
7233 (add_to_addressable_set): Rename from note_addressable.
7234 Set TREE_ADDRESSABLE as the variables are added to the set.
7236 (add_stmt_operand): Do not try to micro-optimize unmodifiable
7237 operands into VUSEs when adding V_MAY_DEFs for members in an
7239 * tree-ssa-operands.h (add_to_addressable_set): Declare.
7240 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
7241 (struct variable_info): Add bitfield is_heap_var.
7242 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
7243 (new_var_info): Initialize is_heap_var.
7244 (get_constraint_for): Add HEAP variables to the symbol table.
7245 Mark them with is_heap_var.
7246 (update_alias_info): New. Taken mostly from the old
7247 compute_points_to_and_addr_escape.
7248 (handle_ptr_arith): New.
7249 (find_func_aliases): Call update_alias_info.
7250 Call handle_ptr_info for tcc_binary expressions.
7251 Call mark_stmt_modified.
7252 (create_variable_info_for): If DECL has subvars, do not create
7253 variables for its subvars. Always add all the fields.
7254 (set_uids_in_ptset): If the solution includes ANYOFFSET and
7255 SFTs, then add all the SFTs of the structure.
7256 If VI->DECL is an aggregate with subvariables, add the SFT at
7258 (find_what_p_points_to): If VI is an artificial variable,
7259 translate to bitfields in SSA_NAME_PTR_INFO.
7260 If the solution is empty, set pi->pt_vars to NULL
7261 (init_base_vars): Create ANYOFFSET.
7262 (compute_points_to_sets): Rename from create_alias_vars.
7264 (pass_build_pta): Remove.
7265 (delete_points_to_sets): Rename from delete_alias_vars.
7266 (pass_del_pta): Remove.
7267 * tree-ssa-structalias.h (struct alias_info): Move from
7269 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
7270 NUM_REFERENCES_SET): Likewise.
7271 (compute_points_to_sets, delete_points_to_sets): Declare.
7273 2005-07-09 Richard Henderson <rth@redhat.com>
7275 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
7276 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
7277 alpha_split_lock_test_and_set_12): New functions.
7278 * config/alpha/alpha-protos.h: Update.
7279 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
7280 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
7281 * config/alpha/sync.md (I12MODE): New.
7282 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
7283 (sync_<fetchop_name><I48MODE>): Likewise.
7284 (sync_nand<I48MODE>): Likewise.
7285 (sync_old_<fetchop_name><I48MODE>): Likewise.
7286 (sync_new_<fetchop_name><I48MODE>): Likewise.
7287 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
7288 (sync_compare_and_swap<I48MODE>): Likewise.
7289 (sync_lock_test_and_set<I48MODE>): Likewise.
7290 (sync_compare_and_swap<I12MODE>): New.
7291 (sync_compare_and_swap<I12MODE>_1): New.
7292 (sync_lock_test_and_set<I12MODE>): New.
7293 (sync_lock_test_and_set<I12MODE>_1): New.
7295 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7299 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
7301 2005-07-09 Jakub Jelinek <jakub@redhat.com>
7303 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
7304 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
7306 2005-07-09 Richard SAndiford <richard@codesourcery.com>
7309 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7311 2005-07-08 David Edelsohn <edelsohn@gnu.org>
7313 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
7314 memory_operand constraint.
7315 (store_conditional_<mode>): Same.
7316 (sync_compare_and_swap<mode>): Same.
7317 (sync_lock_test_and_set<mode>): Same.
7319 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
7321 Rewrite PIC support to more closely model actual instructions.
7322 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
7323 (cris_symbol): Remove prototypes for removed functions.
7324 (cris_pic_symbol_type_of, cris_valid_pic_const)
7325 (cris_expand_pic_call_address): Prototypes for new functions.
7326 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
7328 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
7330 <case ':'>: Add case for new punctuation character.
7331 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
7332 emitting (extra) PIC modifier.
7333 <case UNSPEC>: Do not assert for PLT.
7334 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
7335 (cris_expand_prologue, cris_expand_epilogue): Check
7336 for pic_offset_table_rtx usage instead of taking
7337 current_function_uses_pic_offset_table as the final word.
7338 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
7339 Remove flag_pic difference.
7340 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
7341 the moral equivalents of...
7342 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
7344 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
7345 (cris_handle_option): Mark ARG as unused.
7346 (cris_expand_pic_call_address): New worker function for "call",
7348 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
7349 output PIC constructs here.
7350 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
7351 as symbol-specific modifers, not whole or part of operands.
7352 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
7353 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
7354 constants and flag_pic.
7355 (CONSTANT_INDEX_P): Adjust for new functions.
7356 (enum cris_pic_symbol_type): New helper type.
7357 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
7358 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
7359 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
7361 ("movsi"): Emit actual instructions for GOT and relative access.
7362 ("*movsi_got_load"): New pattern to set up the register holding
7364 ("*movsi_internal"): Operand 1 is not a plain general_operand.
7365 Adjust FIXME for 'S'.
7366 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
7367 Use "movs" for -fpic cases.
7368 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
7369 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
7370 ("call", "call_value"): Just call cris_expand_pic_call_address for
7372 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
7373 Remove special pattern.
7374 ("*expanded_call_side", "*expanded_call_value_side"): New
7376 (gotplt-to-plt, gotplt-to-plt-side-call)
7377 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
7379 * config/cris/cris/predicates.md
7380 ("cris_general_operand_or_gotless_symbol"): Remove unused
7382 ("cris_general_operand_or_symbol"): Adjust for new functions.
7384 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7386 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
7388 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
7390 * Makefile.in (TREE_H): Add treestruct.def.
7391 (c-decl.o): Add pointer-set.h
7392 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
7393 visibility on regular DECL's.
7394 (merge_decls): Fix the copying of decl nodes of various types for
7395 the new structures. Don't update RTL, section name, weak status,
7396 etc, on DECL's without RTL.
7397 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
7398 Don't check volatile on non-variable types.
7399 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
7400 to check whether we have seen arguments.
7401 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
7402 flag is checked before field (flag is common, field is not).
7403 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
7404 TS_DECL_COMMON could have an origin.
7405 (add_location_or_const_value_attribute): Don't check section name
7406 on non-var/function decls.
7407 (dwarf2out_var_location): Reverse order of tests.
7408 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
7409 with DECL_WRTL_CHECK.
7410 * expmed.c (make_tree): rtl is now in decl_with_rtl.
7411 * fold-const.c (fold_binary): Don't check weakness on
7412 non-var/function decls.
7413 (tree_expr_nonzero_p): Ditto.
7414 (fold_checksum_tree): Use tree_decl_extra as sizeof
7416 * ggc-page.c (extra_order_size_table): Add sizes for
7417 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
7419 * gimplify.c (gimplify_bind_expr): Only set
7420 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
7421 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
7423 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
7424 * langhooks.h (init_ts). New langhook.
7425 * passes.c (rest_of_decl_compilation): Reverse order of tests.
7426 * print-tree.c (print_node): Update to only print fields that
7427 exist in the structures the passed decl has.
7428 * toplev.c (wrapup_global_declarations): Don't reset
7429 DECL_DEFER_OUTPUT on DECL's that don't contain it.
7430 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
7431 * tree-inline.c (remap_decl): Ditto.
7432 * tree-outof-ssa.c (create_temp): Reverse order of tests.
7433 * tree-pretty-print.c (print_declaration): Don't print
7434 DECL_REGISTER on things that don't contain it.
7435 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
7436 non-var/function decls.
7437 * tree.c (tree_contains_struct): New structure.
7438 (init_priority_for_decl): New hashtable.
7439 (tree_int_map): New structure.
7440 (tree_int_map_eq): New function.
7441 (tree_int_map_marked_p): Ditto.
7442 (tree_int_map_hash): Ditto.
7443 (tree_map): Move to tree.h.
7444 (tree_map_eq): Externalize.
7445 (tree_map_hash): Ditto.
7446 (tree_map_marked_p): Ditto.
7447 (init_ttree): Set up tree_contains_struct and call langhook.
7448 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
7449 (tree_code_size): Update for new structures.
7450 (tree_node_structure): Update for new structures.
7451 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
7453 (copy_node_stat): Copy init priority.
7454 (build_decl_stat): Ditto for visibility.
7455 (ts_enum_names): New.
7456 (tree_contains_struct_check_failed): New function.
7457 (decl_init_priority_lookup): Ditto.
7458 (decl_init_priority_insert): Ditto.
7459 * treestruct.def: New file.
7460 * tree.h (CODE_CONTAINS_STRUCT): New macro.
7461 (CONTAINS_STRUCT_CHECK): Ditto.
7462 (tree_contains_struct_check_failed): New prototype.
7463 (DECL_CHECK): Removed.
7464 (DECL_MINIMAL_CHECK): New.
7465 (DECL_COMMON_CHECK): Ditto.
7466 (DECL_WRTL_CHECK): Ditto.
7467 (DECL_NON_COMMON_CHECK): Ditto.
7468 (DECL_WITH_VIS_CHECK): Ditto.
7469 (VAR_OR_FUNCTION_DECL_P): Ditto
7470 (struct tree_decl_minimal): New structure.
7471 (struct tree_decl_common): Ditto.
7472 (struct tree_decl_with_rtl): Ditto.
7473 (struct tree_decl_with_vis): Ditto.
7474 (struct tree_decl_non_common): Ditto.
7475 (struct tree_field_decl): Ditto.
7476 (struct tree_parm_decl): Ditto.
7477 (struct tree_var_decl): Ditto.
7478 (struct tree_function_decl): Ditto.
7479 (struct tree_const_decl): Ditto.
7480 (struct tree_result_decl): Ditto.
7481 (union tree_node): Add new structures.
7482 * var-tracking.c (track_expr_p): Reverse order of tests.
7484 * doc/c-tree.texi: Add documentation on DECL node internal structure.
7486 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7488 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
7489 * system.h: Poison FINALIZE_PIC.
7490 * doc/tm.texi (FINALIZE_PIC): Remove.
7492 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7495 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
7496 to the correct type if we have a MODIFY_EXPR.
7498 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7500 PR tree-optimization/22360
7501 * tree.c (upper_bound_in_type): Fix calculations for casting
7502 to a non-wider signed type and casting a signed value to a
7503 wider unsigned type.
7504 (lower_bound_in_type): Fix calculations for casting to a
7505 non-wider signed type.
7507 PR tree-optimization/20139
7508 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
7510 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
7511 fold_cond_expr_cond.
7512 * tree-ssanames.c (release_defs): Assert in_ssa_p.
7513 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
7515 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7518 * tree-complex.c (expand_complex_libcall): Produce
7519 REALPART_EXPR/IMAGPART_EXPR with the correct type.
7521 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
7523 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
7524 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
7525 b" assert and inserted fastpath code for this case.
7526 (bitmap_ior): Removed "a != b" assert.
7528 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7530 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
7531 (ENDFILE_SPEC): Likewise.
7532 * config/m32r/m32r.h (ASM_SPEC): Likewise.
7534 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
7535 a large stack frame at epilogue.
7537 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
7539 * final.c: Include sdbout.h when required.
7541 2005-07-07 Geoffrey Keating <geoffk@apple.com>
7543 * config.gcc (*-*-darwin*): Only one target-specific header file
7545 (powerpc-*-darwin*): Add version-specific header files.
7546 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
7547 * config.in: Regenerate.
7548 * configure: Regenerate.
7549 * gcc.c: Include xregex.h.
7550 (version_compare_spec_function): New.
7551 (spec_function): Add version-compare.
7552 (replace_outfile_spec_function): Reformat comment.
7553 (compare_version_strings): New.
7554 * config/darwin-c.c (version_as_macro): New.
7555 (builtin_define): New.
7556 (darwin_cpp_builtins): New.
7557 * config/darwin-protos.h (darwin_cpp_builtins): New.
7558 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
7559 (LIB_SPEC): Make unconditional, update comment.
7560 (TARGET_C99_FUNCTIONS): Define.
7561 * config/darwin.opt: Sort.
7562 (mmacosx-version-min=): New.
7563 * config/darwin7.h: Delete.
7564 * config/darwin8.h: Delete.
7565 * config/i386/darwin.h (): Call darwin_cpp_builtins.
7566 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
7567 (TARGET_C99_FUNCTIONS): Define.
7568 * config/rs6000/darwin7.h: New.
7569 * config/rs6000/darwin8.h: New.
7570 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
7571 (-mmacosx-version-min): Document.
7573 2005-07-07 Ian Lance Taylor <ian@airs.com>
7575 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
7577 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
7580 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
7582 2005-07-07 Khem Raj <kraj@mvista.com>
7584 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
7585 in bytes, not words.
7587 2005-07-07 Paul Brook <paul@codesourcery.com>
7589 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
7590 DEFAULT_FUNCTION_ARG_PADDING to upward.
7592 2005-07-07 Richard Henderson <rth@redhat.com>
7594 * function.c (locate_and_pad_parm): Record parameter alignment in
7595 stack_alignment_needed.
7597 2005-07-07 David Edelsohn <edelsohn@gnu.org>
7599 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
7600 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
7601 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
7602 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
7603 (define_attr "type"): Add isync, sync, load_l, store_c.
7604 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
7605 Create scratch volatile MEM.
7606 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
7608 (load_locked_<mode>): New.
7609 (store_conditional_<mode>): New.
7610 (sync_compare_and_swap<mode>): Replace with splitter.
7611 (sync_lock_test_and_set<mode>): Replace with splitter.
7612 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
7614 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
7615 is ics. Attribute isync.
7616 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
7618 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
7619 and UNSPECV_SYNC_OP.
7620 (emit_unlikely_jump): New.
7621 (emit_load_locked): New.
7622 (emit_store_conditional): New.
7623 (rs6000_split_compare_and_swap): New.
7624 (rs6000_split_lock_test_and_set): New.
7625 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
7626 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
7627 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
7628 rs6000_split_lock_test_and_set): Declare.
7629 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
7630 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
7631 store_c, isync, sync.
7633 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
7635 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
7636 filenames to gtyp-gen.h.
7637 (s-typ-gen): Use it in place of for loops.
7639 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
7641 * hooks.c (hook_bool_rtx_int_false): New function.
7642 * hooks.h (hook_bool_rtx_int_false): Declare.
7643 * target-def.h (TARGET_COMMUTATIVE_P): Define.
7644 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
7645 * target.h (struct gcc_target): Add commutative_p member.
7646 * targhooks.c (hook_bool_rtx_commutative_p): New function.
7647 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
7648 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
7649 (pa_commutative_p): New function.
7650 * jump.c (target.h): Include.
7651 (rtx_renumbered_equal_p): Use targetm.commutative_p.
7652 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
7654 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7656 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
7657 (s390_expand_setmem): New.
7658 * config/s390/s390.c: Likewise.
7659 (print_shift_count_operand): Truncate to 12 bits instead of 6.
7661 * config/s390/s390.md: ("setmem<mode>"): Accept character as
7662 general_operand. Call new function "s390_expand_setmem".
7663 ("clrmem_long", "*clrmem_long"): Rewrite to ...
7664 ("setmem_long", "*setmem_long"): ... this.
7666 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7668 * config/s390/s390.c: (optimization_options): Enable
7669 TARGET_MVCLE at -Os.
7670 * doc/invoke.texi: Document changes in default behaviour.
7671 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
7673 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7675 * expr.c: (set_storage_via_setmem): Convert opchar to mode
7676 defined by back-end.
7678 2005-07-07 Jakub Jelinek <jakub@redhat.com>
7680 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
7681 all sets in the pattern.
7682 * config/rs6000/rs6000.md (stack_protect_testsi,
7683 stack_protect_testdi): Likewise.
7685 2005-07-06 Jeff Law <law@redhat.com>
7687 * tree-vrp.c (simplify_using_ranges): Kill.
7688 (vrp_finalize): Remove call to simplify_using_ranges.
7689 (simplify_stmt_using_ranges): New function extracted from
7690 simplify_using_ranges.
7691 (simplify_div_or_mod_using_ranges): Likewise.
7692 (simplify_abs_using_ranges): Likewise.
7693 (simplify_cond_using_ranges): New function.
7694 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
7695 * tree-ssa-propagate.c (substitute_and_fold): Call
7696 simplify_stmt_using_ranges if we have range information.
7698 2005-07-06 James E. Wilson <wilson@specifixinc.com>
7700 * config/ia64/ia64.c (ia64_reorg): Check optimize before
7701 ia64_flag_schedule_isns2.
7703 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
7704 reading/writing general registers.
7705 (ia64_function_arg): Revert 2005-06-18 change.
7707 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7709 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
7710 (legitimize_tls_address): Use gcc_unreachable instead of abort.
7712 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
7714 * function.c (expand_function_end): Revert part of 2005-06-27
7715 patch. Do sjlj_emit_function_exit_after after return_label.
7717 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7719 * doc/install.texi (--disable-libssp): New.
7721 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
7723 * doc/invoke.texi: Update -fforce-mem documentation.
7724 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
7725 code for -fforce-mem.
7726 * expmed.c: (store_bit_field,store_fixed_bit_field,
7727 extract_bit_field): Ditto.
7728 * expr.c: (convert_move): Ditto.
7729 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
7730 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
7731 emit_conditional_add,expand_float,expand_fix): Ditto.
7732 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
7733 (common_handle_option): Issue warning when -fforce-mem specified.
7735 2005-07-06 Paul Brook <paul@codesourcery.com>
7737 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
7739 * configure: Regenerate.
7741 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
7743 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
7745 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
7747 Fix PR tree-optimization/22319
7748 Fix PR tree-optimization/22140
7749 Fix PR tree-optimization/22310
7751 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
7752 variable sized types.
7753 Use correct type for intermediate structure on *a = *b structure
7756 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7758 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
7760 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
7761 (machine_function): Move typedef to...
7762 * config/rs6000/rs6000.c (machine_function): ... here. Add
7763 varargs_save_offset field.
7764 (rs6000_stack_t): Remove varargs_size field.
7765 (setup_incoming_varargs): Allocate varargs save area using
7766 assign_stack_local, try to make it as small as possible.
7767 Save offset from virtual_stack_vars_rtx to the save area
7768 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
7769 instead of magic 8 when fp word byte size is used.
7770 (rs6000_va_start): Use cfun->machine->varargs_save_offset
7771 instead of -RS6000_VARARGS_SIZE.
7772 (rs6000_stack_info, debug_stack_info,
7773 rs6000_initial_elimination_offset): Remove all traces of
7775 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
7776 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
7777 RS6000_VARARGS_AREA.
7779 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
7781 PR tree-optimization/21963
7782 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
7783 constant_multiple_of in the same way get_computation_cost_at does.
7785 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7787 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
7788 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
7789 (gen_compare_reg): If sparc_compare_emitted is set, clear it
7790 and return its previous value.
7791 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
7792 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
7794 (stack_protect_set, stack_protect_test): New expanders.
7795 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
7796 stack_protect_testdi): New insns.
7797 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7798 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
7800 2005-07-06 Jeff Law <law@redhat.com>
7802 * tree-ssa-dce.c (cfg_altered): New global.
7803 (tree_dce_init): Initialize cfg_altered.
7804 (remove_dead_stmt): If we remove an edge in the CFG, then set
7806 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
7809 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7811 * Makefile.in (stamp-collect-ld): Use
7812 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
7813 ./collect-ld if it already exists.
7814 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
7815 Don't remove ./nm if it already exists.
7817 2005-07-05 Devang Patel <dpatel@apple.com>
7819 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
7820 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
7821 * tree-vectorizer.c (vect_loop_location): New.
7822 (vect_print_dump_info): Use vect_loop_location.
7823 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
7824 (vectorize_loops): Set vect_loop_location.
7825 * tree-vect-analyze.c (vect_analyze_offset_expr,
7826 vect_determin_vectorization_factor, vect_analyze_operations,
7827 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
7828 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
7829 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
7830 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
7831 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
7832 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
7833 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
7834 vect_analyze_loop): Adjust vect_print_dump_info API.
7835 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
7836 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
7837 vect_finish_stmt_generation, vectorizable_assignment,
7838 vectorizable_operation, vectorizable_store, vectorizable_load,
7839 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
7840 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
7841 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
7842 vect_transform_loop): Same.
7843 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
7844 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
7847 2005-07-05 Randolph Chung <tausq@debian.org>
7849 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
7850 * configure: Regenerate.
7851 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
7852 (pa_tls_referenced_p): Declare.
7853 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
7854 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
7855 (legitimize_tls_address): New.
7856 (hppa_legitimize_address): Handle TLS addresses.
7857 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
7858 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7859 (emit_move_sequence): Handle TLS addresses.
7860 (pa_encode_section_info): Call default handler to handle common
7862 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
7863 (CONSTANT_ADDRESS_P): Reject TLS operands.
7864 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
7865 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
7866 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
7867 (UNSPEC_TLSLE): Define new constants.
7868 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
7869 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
7870 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
7871 (tie_symbolic_operand, tle_symbolic_operand): New
7873 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
7875 * aclocal.m4: Update macros for autoconf 2.59 style.
7876 * configure.ac: Likewise.
7878 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7880 * pa.c (function_value): Handle small aggregates on 32-bit targets.
7881 (function_arg): Pass small aggregates in general registers on 32-bit
7883 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
7885 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
7887 * Makefile.in (final.o): Fix dependencies.
7889 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7893 * langhooks.h (struct lang_hooks): Add expr_to_decl.
7894 * langhooks.c (lhd_expr_to_decl): New.
7895 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
7897 (LANG_HOOKS_INITIALIZER): Update.
7898 * tree.c (recompute_tree_invarant_for_addr_expr): Call
7899 expr_to_decl langhook.
7900 * c-tree.h (c_expr_to_decl): Declare.
7901 * c-typeck.c (c_expr_to_decl): New.
7902 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
7904 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
7906 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7909 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
7910 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
7912 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
7914 * Makefile.in: Adjust dependencies.
7915 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
7916 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
7917 * alias.c (rest_of_handle_cfg, pass_cfg): New.
7918 * bb-reorder.c (duplicate_computed_gotos): Make it static.
7919 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
7920 rest_of_compilation.
7922 * bb-reorder.c (gate_duplicate_computed_gotos,
7923 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
7924 rest_of_handle_reorder_blocks, pass_reorder_blocks,
7925 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
7926 pass_partition_blocks): New.
7927 * bt-load.c (gate_handle_branch_target_load_optimize,
7928 rest_of_handle_branch_target_load_optimize,
7929 pass_branch_target_load_optimize): New.
7930 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
7932 * cfglayout.c (pass_insn_locators_initialize): New.
7933 * cfgrtl.c (pass_free_cfg): New.
7934 * combine.c (gate_handle_combine, rest_of_handle_combine,
7936 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
7937 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
7938 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
7939 * except.c (pass_set_nothrow_function_flags,
7940 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
7942 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
7943 rest_of_handle_shorten_branches, pass_shorten_branches,
7944 rest_of_clean_state, pass_clean_state): New.
7945 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
7946 rest_of_handle_remove_death_notes, pass_remove_death_notes,
7947 rest_of_handle_life, pass_life, rest_of_handle_flow2,
7949 * function.c (pass_instantiate_virtual_regs, pass_init_function,
7950 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
7951 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
7952 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
7954 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
7955 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
7956 pass_rtl_ifcvt, gate_handle_if_after_combine,
7957 rest_of_handle_if_after_combine, pass_if_after_combine,
7958 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
7959 pass_if_after_reload): New.
7960 * integrate.c (pass_initial_value_sets): New.
7961 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
7962 pass_purge_lineno_notes): New.
7963 * mode-switching.c (rest_of_handle_mode_switching,
7964 pass_mode_switching): New.
7965 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
7966 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
7968 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
7969 pass_loop_optimize): New.
7970 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
7972 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
7974 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
7975 pass_postreload_cse): New.
7976 * profile.c (gate_handle_profiling, pass_profiling,
7977 rest_of_handle_branch_prob, pass_branch_prob): New.
7978 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
7979 pass_split_before_regstack, gate_handle_split_before_regstack,
7980 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
7981 rest_of_handle_split_all_insns, pass_split_all_insns): New.
7982 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
7983 pass_stack_regs): New.
7984 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
7985 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
7986 pass_stack_adjustments): New.
7987 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
7988 pass_regrename): New.
7989 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
7990 pass_delay_slots, gate_handle_machine_reorg,
7991 rest_of_handle_machine_reorg, pass_machine_reorg): New.
7992 * rtl.h (extern void purge_line_number_notes): New.
7993 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
7994 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
7996 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
7998 * value-prof.c (gate_handle_value_profile_transformations,
7999 rest_of_handle_value_profile_transformations,
8000 pass_value_profile_transformations): New.
8001 * var-tracking.c (gate_handle_var_tracking,
8002 pass_variable_tracking): New.
8003 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
8005 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
8006 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
8007 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
8008 rest_of_handle_old_regalloc, rest_of_handle_regrename,
8009 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
8010 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
8011 rest_of_handle_gcse2, rest_of_handle_regmove,
8012 rest_of_handle_tracer, rest_of_handle_if_conversion,
8013 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
8014 rest_of_handle_web, rest_of_handle_branch_prob,
8015 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
8016 rest_of_handle_jump_bypass, rest_of_handle_combine,
8017 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8018 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8019 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
8020 rest_of_handle_mode_switching, rest_of_handle_jump,
8021 rest_of_handle_eh, rest_of_handle_stack_adjustments,
8022 rest_of_handle_flow2, rest_of_handle_jump2,
8023 rest_of_handle_peephole2, rest_of_handle_postreload,
8024 rest_of_handle_shorten_branches, rest_of_clean_state,
8025 rest_of_compilation): Remove.
8027 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
8028 * passes.c (dump_flags, in_gimple_form, all_passes,
8029 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8030 register_dump_files, next_pass_1, last_verified, execute_todo,
8031 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
8032 from tree-optimize.c.
8033 (init_optimization_passes): Moved from tree-optimize.c,
8034 adding the RTL optimizations.
8035 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
8036 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
8037 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8038 register_dump_files, next_pass_1, last_verified, execute_todo,
8039 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
8040 init_tree_optimization_passes, ipa_passes): Delete.
8041 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
8043 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
8044 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
8046 (ipa_passes): Remove.
8047 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
8048 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
8049 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
8050 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
8051 (dump_info_p, dump_flag): Moved to tree-dump.h.
8053 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
8055 * passes.c (finish_optimization_passes): Use dump_begin
8056 and dump_end, TDI_end.
8057 (gate_rest_of_compilation): New.
8058 (pass_rest_of_compilation): Use it.
8059 (gate_postreload, pass_postreload): New.
8060 * toplev.c (general_init): Rename init_tree_optimization_passes.
8061 * toplev.h (init_tree_optimization_passes): Rename to
8062 init_optimizations_passes.
8063 * tree-dump.c (dump_flag): Make static.
8064 (dump_files): Remove RTL dumps.
8065 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
8066 pass_cleanup_cfg, pass_free_cfg_annotations,
8067 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
8068 pass_init_datastructures, pass_fixup_cfg): Make non-static.
8069 * tree-pretty-print.c: Include tree-pass.h.
8070 * cgraph.c: Include tree-dump.h.
8072 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8074 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
8075 Only fall back to saying it points to readonly memory if
8078 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8080 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
8081 * config/m32r/m32r.c (m32r_compute_frame_size,
8082 m32r_expand_prologue): Take current_function_profile into
8083 account whenever we reference
8084 current_function_uses_pic_offset_table.
8085 (m32r_finalize_pic): Remove.
8086 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
8088 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
8090 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
8091 instead of $<. Don't remove ./as if it already exists.
8093 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8096 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
8097 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
8098 for complex modes when generating code for PA 1.0.
8099 (VALID_FP_MODE_P): New macro.
8100 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8101 sets for all general and floating point modes. Align wide floating
8102 point modes to even register boundaries to comply with architectural
8104 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
8105 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
8106 (VALID_FP_MODE_P): New macro.
8107 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8108 sets for all general and floating point modes. Align wide floating
8109 point modes to even register boundaries to comply with architectural
8112 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8114 * tree-dump.c (dump_files): Initialize dump number for .cgraph
8117 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8119 * tree-ssa-structalias.c: Don't include expr.h.
8121 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8123 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
8126 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8128 Fix PR tree-optimization/22279
8130 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
8133 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
8135 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
8137 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8139 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
8140 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
8141 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
8142 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
8143 config/stormy16/stormy16.c, config/v850/v850.c,
8144 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
8145 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
8146 Avoid "." or "\n" at end of diagnostics and capital letters at
8147 start of diagnostics.
8148 * combine.c, cse.c: Don't translate dump file output.
8149 * toplev.c (print_version): Only translate output if going to
8152 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8154 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
8155 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
8158 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8160 * pa.c (fix_range): Fix typo in comment.
8162 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8164 * tree-vrp.c (extract_range_from_assert): Replace
8165 fold (build (...)) with fold_build2.
8167 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8169 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
8170 gcc_gfc_char_table, init_dynamic_gfc_info): New.
8171 (format_types_orig, handle_format_attribute): Add support for
8174 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
8176 * varasm.c (assemble_variable): Fix format specifier thinko.
8178 2005-07-03 Ira Rosen <irar@il.ibm.com>
8180 PR tree-optimization/22029 (and 22135)
8181 * tree-pretty-print.c (dump_generic_node): Check that the node is not
8182 a phi node before calling dump_vops.
8184 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8186 * tree-dump.h (dump_string_field): Declare.
8187 * tree-dump.c: Use it instead of dump_string.
8188 (dump_string_field): Make non-static.
8190 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
8192 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
8193 up the minimal CFG stuff always when optimize > 0. Call
8194 split_all_insns_noflow in PIC case if needed.
8196 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8197 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
8200 * c-decl.c (c_write_global_declarations): Dump contents of
8202 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
8203 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
8204 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
8205 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
8208 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8210 * c-common.h (GCC_DIAG_STYLE): Define.
8211 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
8212 version for format checking to 4.1.
8213 * c-format.c: Include toplev.h after c-common.h.
8214 (enum format_type): Add gcc_tdiag_format_type.
8215 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
8216 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
8217 (format_types_orig): Add gcc_tdiag.
8218 (init_dynamic_diag_info): Support gcc_tdiag formats.
8219 (handle_format_attribute): Likewise.
8220 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
8221 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
8222 version for format checking to 4.1.
8223 (warning0, warning, error, pedwarn, sorry): Use
8225 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
8226 (finish_aliases_1): Do not use %qE.
8227 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
8228 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
8229 Correct format bugs.
8230 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
8231 parameter to unsigned HOST_WIDE_INT.
8232 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
8234 2005-07-02 David Edelsohn <edelsohn@gnu.org>
8237 * expr.c (write_complex_part): Use adjust_address for MEM.
8238 (read_complex_part): Same.
8240 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
8242 Fix PR tree-optimization/22280
8244 * tree-sra.c (generate_element_init): Remove useless loop.
8246 2005-07-02 Richard Henderson <rth@redhat.com>
8248 * config/alpha/alpha.c (alpha_legitimize_address): Check for
8250 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
8252 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
8255 * fold-const.c (fold_binary): Handle the return value of
8256 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
8257 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
8259 2005-07-02 Jeff Law <law@redhat.com>
8261 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
8262 a eliminate type conversion which feeds an equality comparison
8263 if the original type or either operand in the comparison is a
8266 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
8268 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
8269 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
8271 * config/avr/avr.c: Do not use '`' as left quote.
8272 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
8273 Remove "." from end of diagnostics. Make diagnostics start with
8276 2005-07-02 Zack Weinberg <zack@codesourcery.com>
8277 Joseph S. Myers <joseph@codesourcery.com>
8279 * toplev.c (default_tree_printer): Handle setting location with
8281 * c-objc.common.c (c_tree_printer): Likewise.
8282 * c-format.c (gcc_diag_flag_specs): Add '+'.
8283 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
8284 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
8286 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
8287 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
8288 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
8289 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
8290 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
8291 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
8292 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
8293 format arguments where %J is used without %D.
8295 2005-07-02 Jakub Jelinek <jakub@redhat.com>
8297 * gcc.c (LINK_SSP_SPEC): Define.
8298 (link_ssp_spec): New variable.
8299 (LINK_COMMAND_SPEC): Add %(link_ssp).
8300 (static_specs): Add link_ssp_spec.
8301 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
8302 * configure: Rebuilt.
8303 * config.in: Rebuilt.
8305 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8306 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8307 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8308 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8309 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
8310 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
8311 -0x7008(2) instead of reading __stack_chk_guard variable.
8312 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
8314 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
8315 (stack_protect_set, stack_protect_test): Use *_tls* patterns
8316 if TARGET_THREAD_SSP_OFFSET is defined.
8317 (stack_tls_protect_set_si, stack_tls_protect_set_di,
8318 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
8321 2005-06-27 Richard Henderson <rth@redhat.com>
8322 * libgcc-std.ver (GCC_4.1.0): New.
8323 * libgcc.h (__stack_chk_guard): Declare.
8324 (__stack_chk_fail, __stack_chk_fail_local): Declare.
8325 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
8326 * mklibgcc.in (lib2funcs): Add them.
8328 2005-07-01 Richard Henderson <rth@redhat.com>
8330 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
8331 void * before struct sigcontext *.
8332 (x86_fallback_frame_state): Likewise.
8334 2005-07-01 James E. Wilson <wilson@specifixinc.com>
8336 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
8338 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8341 * tree-ssa-reassoc.c (should_transpose): Fix which operand
8342 we check for SSA_NAME for.
8344 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
8346 Fix PR tree-optimization/22071
8348 * tree-ssa-structalias.c (offset_overlaps_with_access): New
8350 (get_constraint_for_component_ref): Use it.
8352 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8355 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
8356 print out the last new line.
8358 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
8360 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
8361 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
8362 * config/cris/cris.c (cris_conditional_register_usage): Adjust
8363 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
8364 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
8365 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
8366 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
8367 (enum reg_class): New member CC0_REGS.
8368 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
8369 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
8370 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
8371 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
8372 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
8373 Adjust for register now described.
8375 2005-07-01 Jakub Jelinek <jakub@redhat.com>
8378 * config/i386/i386.md (stack_protect_test_si,
8379 stack_protect_test_di): Add earlyclobber for scratch 3.
8380 * config/rs6000/rs6000.md (stack_protect_testsi,
8381 stack_protect_testdi): Add earlyclobber for scratch 3,
8382 remove earlyclobber from scratch 4.
8384 Older entries for 2005 can be found in ChangeLog-2005.