1 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
3 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
4 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
6 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
9 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
11 (call,load,store): New insn types.
12 (mem_access, branch_access): Adjust reservation conditions.
13 (define_delay): Adjust condition.
14 (decrement_and_branch_until_zero): Allow for ms2. Set branch
16 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
17 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
19 (call_internal, call_value_internal, return_internal,
20 return_interrupt_internal, eh_return_internal, indirect_jump,
21 tablejump): Set call insn type.
22 (blockage, ei, di): Use appropriate unspec const.
23 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
24 (ms1_get_attr_type): Adjust to give load & store types.
25 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
26 backwards past a barrier.
27 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
29 (struct branch_info, struct label_info): New.
31 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
32 (ms1_machine_reorg): New.
33 (TARGET_MACHINE_DEPENDENT_REORG): Override.
34 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
35 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
36 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
39 2005-11-09 Per Bothner <per@bothner.com>
40 Uros Bizjak <uros@kss-loka.si>
43 * toplev.c (process_options): Initialize debug_hooks early
44 in case lang_hooks.post_options ends up calling a debug_hook.
46 2005-11-08 Jakub Jelinek <jakub@redhat.com>
48 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
49 DBX_REGISTER_NUMBER being contiguous.
51 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
52 Diego Novillo <dnovillo@redhat.com>
55 * tree-vrp.c (register_edge_assert_for): Do not register
56 always-false predicates.
58 2005-11-08 Devang Patel <dpatel@apple.com>
60 PR tree-optimization/23115
61 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
64 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
66 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
69 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
71 Fix PR tree-optimization/23382
73 * tree-ssa-alias.c (compute_may_aliases): Call
75 * tree-dfa.c (referenced_var_remove): New function.
76 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
77 * tree-flow.h (referenced_var_remove): Add prototype.
78 (delete_old_heap_vars): Ditto.
79 * tree-ssa-structalias.c (heapvars): New variable.
81 (get_constraint_for): Put heap vars on heapvars list.
82 (delete_old_heap_vars): New function.
84 2005-11-08 Jason Merrill <jason@redhat.com>
86 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
88 2005-11-08 Uros Bizjak <uros@kss-loka.si>
91 * reg-stack.c (reg_to_stack): Update register liveness also
92 for flag_sched2_use_traces.
94 2005-11-08 Alan Modra <amodra@bigpond.net.au>
97 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
98 override prior explicit -mno-powerpc-gfxopt.
100 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
102 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
103 if the bitsize is zero.
104 * doc/md.texi (Standard Pattern Names): Document it.
106 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
107 (TARGET_PASS_BY_REFERENCE): Likewise.
109 2005-11-07 Ian Lance Taylor <ian@airs.com>
111 PR rtl-optimization/24683
112 * config/i386/i386.c (legitimize_pic_address): If constant operand
113 to PLUS is too large, put it in a register.
115 2005-11-07 Jie Zhang <jie.zhang@analog.com>
117 * configure.ac: Enable checking assembler dwarf2 support for bfin
119 * configure: Regenerate.
121 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
125 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
126 gen_easy_vector_constant_add_self): Delete.
127 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
129 (output_vec_const_move): Use gen_easy_altivec_constant.
130 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
131 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
132 (easy_vector_constant_add_self): Rewritten.
133 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
134 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
135 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
136 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
137 Macroize and adjust for the other changes.
139 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
143 * c-typeck.c (build_c_cast): Try using a shared constant, and see
144 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
146 2005-11-07 Jakub Jelinek <jakub@redhat.com>
148 PR rtl-optimization/23567
149 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
150 (noce_process_if_block): Don't do any optimizations except
151 if (cond) x = x; if !set_b and write into orig_x may trap
152 or fault. Remove the MEM_READONLY_P check.
154 2005-11-06 Diego Novillo <dnovillo@redhat.com>
157 * tree-vrp.c (fix_equivalence_set): New.
158 (extract_range_from_assert): Call it.
160 2005-11-05 Ian Lance Taylor <ian@airs.com>
163 * combine.c (apply_distributive_law): Don't distribute across a
166 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
168 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
169 config/ms1/ms1.h, config/rs6000/predicates.md,
170 config/s390/s390.c, params.def, postreload-gcse.c,
171 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
172 tree-vrp.c, tree.c: Fix comment typos.
173 * doc/invoke.texi: Fix typos.
175 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
177 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
178 for testing whether the data_dependence_relation contains distance
179 vectors. Iterate over all distance vectors of the ddr.
180 * lambda.h: Define a vec of lambda_vector pointers.
181 * tree-data-ref.c (dump_data_dependence_relation,
182 dump_data_dependence_direction): Iterate over all distance and
183 direction vectors of the ddr.
184 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
186 (build_classic_dist_vector, build_classic_dir_vector): Push a set
187 of distance/direction vectors instead of a single one.
188 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
189 lambda_vectors with a vec of lambda_vectors.
190 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
191 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
192 DDR_NUM_DIST_VECTS): New.
193 * tree-loop-linear.c (gather_interchange_stats): Test for the
194 existence of distance vectors only after having checked that there
195 is a dependence. Iterate over all distance vectors of the ddr.
196 (linear_transform_loops): Use dump_data_dependence_relation.
197 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
198 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
199 distance vectors of the ddr.
201 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
203 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
204 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
205 IS_INTHANDLER; all callers changed.
206 (n_regs_saved_by_prologue): Take interrupt handler attributes into
208 (do_link, do_unlink): New argument ALL; all callers changed.
209 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
210 If function isn't leaf, save and restore all registers.
211 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
214 2005-11-05 Jan Hubicka <jh@suse.cz>
216 PR rtl-optimization/23490
217 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
218 max-flow-memory-location): Document.
219 * flow.c: Include params.h
220 (MAX_MEM_SET_LIST_LEN): Kill.
221 (add_to_mem_set_list): Use new param.
222 * cse.c (cse_basic_block): Replace 1000 by new param.
223 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
224 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
225 * predict.c (predict_loops): Use new param.
226 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
228 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
229 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
230 Do not hold memory returned by cgraph_node_name across other call.
232 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
235 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
238 2005-11-04 Jeff Law <law@redhat.com>
241 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
242 * tree-ssa-dom.c: Include params.h.
243 (thread_across_edge): If there are too many statements in the
244 target block, then do not thread through it.
245 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
246 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
248 2005-11-03 Diego Novillo <dnovillo@redhat.com>
251 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
252 TODO_update_ssa instead of TODO_update_ssa_no_phi.
254 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
257 * tree-scalar-evolution.c (instantiate_parameters_1,
258 instantiate_parameters, resolve_mixers): Compute the size of an
259 expression to be instantiated and give up the instantiation if the
260 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
262 2005-11-04 Richard Guenther <rguenther@suse.de>
264 * tree-flow.h (ref_contains_indirect_ref): Rename to
265 array_ref_contains_indirect_ref.
266 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
267 (array_ref_contains_indirect_ref): Make comment match the code
269 (ref_contains_array_ref): Likewise.
270 * tree-ssa-structalias.c (find_func_aliases): Remove call to
271 ref_contains_indirect_ref.
272 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
273 Rename calls to ref_contains_indirect_ref.
275 2005-11-04 Paul Brook <paul@codesourcery.com>
277 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
278 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
279 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
280 * config/arm/arm.md: Use match_operand in peephole input templates
281 and match_dup in peephole output templates.
283 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
285 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
288 2005-11-04 Mark Mitchell <mark@codesourcery.com>
289 Daniel Jacobowitz <dan@codesourcery.com>
291 * longlong.h (add_ssaaaa): Clobber condition code register
293 (sub_ddmmss): Likewise.
294 (umul_ppmm): Likewise.
296 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
297 Paul Brook <paul@codesourcery.com>
298 Phil Blundell <pb@reciva.com>
300 * configure.ac: Add test for ARM TLS support.
301 * configure: Regenerated.
302 * config/arm/arm-protos.h (legitimize_tls_address)
303 (arm_tls_referenced_p, tls_mentioned_p)
304 (arm_output_addr_const_extra): New prototypes.
305 (thumb_legitimize_pic_address): Delete.
306 * config/arm/arm.c: Include "gt-arm.h".
307 (enum tls_reloc): New.
308 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
309 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
310 (arm_call_tls_get_addr, legitimize_tls_address)
311 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
312 (arm_init_tls_builtins, arm_emit_tls_decoration)
313 (arm_output_addr_const_extra): New functions.
314 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
315 (TARGET_HAVE_TLS): Define.
316 (target_thread_pointer): New.
317 (arm_override_options): Handle -mtp=.
318 (legitimize_pic_address): Ignore UNSPECs.
319 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
321 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
322 (tls_get_addr_libfunc): New variable.
323 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
324 (arm_init_builtins): Call arm_init_tls_builtins.
325 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
326 (arm_encode_section_info): Call default_encode_section_info.
327 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
328 (enum arm_tp_type): New.
329 (target_thread_pointer): Add declaration.
330 (LEGITIMATE_CONSTANT_P): Handle TLS.
331 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
332 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
333 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
334 * config/arm/arm.md: Add UNSPEC_TLS.
336 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
338 (tls_load_dot_plus_eight): New insn and a peephole to create it.
339 (load_tp_hard, load_tp_soft): New insns.
340 * arm.opt: Add -mtp=.
341 * doc/invoke.texi (ARM Options): Document -mtp.
343 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
345 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
346 * config/arm/libunwind.S: Include "lib1funcs.asm".
347 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
348 (LIB2ADDEH): Add libunwind.S.
349 (LIB2ADDEHDEP): Add lib1funcs.asm.
350 * mklibgcc.in: Handle asm files in libgcc_eh.a.
352 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
355 * gcc/c.opt: Add a -lang-fortran option.
356 * gcc/c-opts.c: Add a lang_fortran flag.
357 (c_common_init_options): Handling the -lang-fortran option.
358 (c_common_handle_option): Add a case for Fortran options in
359 preprocessing. Remove cases for -ffixed-form and
360 -ffixed-line-length. Add a case for -lang-fortran.
362 2005-11-03 David Edelsohn <edelsohn@gnu.org>
364 * config/rs6000/rs6000.c: Include params.h
365 (optimization_options): Set max-grow-copy-bb-insns default to 16.
366 (bdesc_2arg): Delete vpkuhss and vpkuwss.
367 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
368 (UNSPEC_VPKUWSS): Delete.
369 (altivec_vpkuhss): Delete.
370 (altivec_vpkuwss): Delete.
371 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
373 (neg_eq0<mode>): Remove final condition.
374 (neg_eq<mode>): Remove condition and split-condition.
376 2005-11-04 Alan Modra <amodra@bigpond.net.au>
378 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
379 Use associated print macros.
381 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
384 * diagnostic.c (diagnostic_set_info_translated): New function.
385 (diagnostic_set_info): Use it. Add comment.
386 * diagnostic.h (diagnostic_set_info_translated): Declare.
388 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
390 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
391 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
392 reference only if 'public' is true.
393 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
394 emit the .hidden directive only if the indirect reference is public.
395 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
396 Pass it to dw2_force_const_mem.
397 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
398 * dwarf2out.c (output_cfi): Adjust calls to above function.
399 (output_call_frame_info): Likewise.
400 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
401 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
403 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
405 PR tree-optimization/24483
406 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
407 field to elts if possible.
409 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
412 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
415 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
417 Fix PR tree-optimization/24351
419 * tree-ssa-structalias.c (struct variable_info): Add
421 (get_varinfo_fc): New function to follow collapsing.
422 (new_var_info): Set collapsed_to to NULL.
423 (dump_constraint): Follow collapsing.
424 (build_constraint_graph): Handle collapsing.
425 (do_simple_structure_copy): Return false if something bad
427 (collapse_rest_of_var): New function.
428 (do_structure_copy): Collapse if do_simple_structure_copy returns
431 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
434 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
435 expressions to a statement list instead of gimplifying them.
437 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
439 PR rtl-optimization/23585
440 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
441 that can't trap plus a constant integer, if the mode has zero size.
443 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
446 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
448 ("*insv<mode>_reg_extimm"): Likewise.
450 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
453 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
454 c_common_type_for_mode returns an unnamed type.
456 2005-11-02 Richard Henderson <rth@redhat.com>
460 * dwarf2out.c (dwarf2out_reg_save_reg): New.
461 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
462 * function.c (assign_parms): Use calls.internal_arg_pointer.
463 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
465 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
466 (TARGET_CALLS): Add it.
467 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
468 * targhooks.c (default_internal_arg_pointer): New.
469 * targhooks.h (default_internal_arg_pointer): Declare.
470 * tree.h (dwarf2out_reg_save_reg): Declare.
471 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
472 * config/i386/i386.c (dbx_register_map): Add return column.
473 (dbx64_register_map, svr4_dbx_register_map): Likewise.
474 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
475 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
476 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
477 (ix86_save_reg): Save force_align_arg_pointer.
478 (ix86_emit_save_regs): Make regno unsigned.
479 (ix86_emit_save_regs_using_mov): Likewise.
480 (ix86_expand_prologue): Handle force_align_arg_pointer.
481 (ix86_expand_epilogue): Likewise.
482 * config/i386/i386.h: (dbx_register_map): Update.
483 (dbx64_register_map, svr4_dbx_register_map): Update.
484 (struct machine_function): Add force_align_arg_pointer.
485 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
486 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
487 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
489 2005-11-02 Jan Hubicka <jh@suse.cz>
492 * i386.md: Add peep2 for simplyfing array accesses.
494 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
497 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
498 * config/s390/s390.c (s390_decompose_shift_count): New function.
499 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
500 (print_shift_count_operand): Use s390_decompose_shift_count.
501 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
502 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
504 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
507 * loop.c (loop_givs_rescan): Use force_operand to expand
510 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
513 * fold-const.c (build_range_check): Use unsigned when signed
514 overflow is undefined also. If etype is subtype, make sure that
515 the subtraction is in the supertype.
517 2005-11-02 Richard Henderson <rth@redhat.com>
520 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
523 2005-11-01 Richard Henderson <rth@redhat.com>
526 * loop.c (scan_loop): Do not propagate computations to a hard
527 register destination with SMALL_REGISTER_CLASSES.
529 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
531 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
532 costs for MULT inside PLUS or MINUS.
534 2005-11-01 Bob Wilson <bob.wilson@acm.org>
536 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
537 (TRAMPOLINE_SIZE): Round up to 60.
538 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
540 2005-10-31 James E. Wilson <wilson@specifix.com>
543 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
544 ifdef. Put ifdefs around call in gen_subprogram_die.
545 (compute_frame_pointer_to_cfa_displacement): Likewise.
546 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
549 PR rtl-optimization/17356
550 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
551 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
553 2005-10-31 Jan Hubicka <jh@suse.cz>
556 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
559 * i386.c (legitimize_pic_address): Deal with large immediates.
562 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
563 from symbol names while computing checkup.
566 * predict.c (predict_loops): Do not estimate more than
567 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
568 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
570 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
572 PR tree-optimization/19097
573 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
575 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
577 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
579 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
582 * tree-inline.c (setup_one_parameter): If the init_stmt
583 is NULL, don't insert the statement.
585 2005-10-30 Jan Hubicka <jh@suse.cz>
587 PR tree-optimization/24172
588 * tree-inline.c (copy_body_r): Unshare the substituted value first.
590 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
592 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
593 constants for hosts with long != 32 bits.
595 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
598 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
600 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
602 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
603 (TARGET_MS1_16_002): New.
604 (TARGET_MS1_16_003): New.
606 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
607 ("*decrement_and_branch_until_zero_no_clobber"): New.
608 Add corresponding splitter for decrement_and_branch_until_zero
610 Key all decrement_and_branch_until_zero patterns off of
613 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
616 * tree-complex.c (extract_component): Treat RESULT_DECL
617 like the rest of the decls.
619 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
621 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
622 indirect call to _mcount if the function needs a static chain.
624 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
625 Caroline Tice <ctice@apple.com>
627 PR rtl-optimization/24460
628 * dwarf2out.c (have_switched_text_sections): New boolean variable.
629 (dwarf2out_switch_text_section): Set it to true instead of
630 incrementing separate_line_info_table_in_use.
631 (output_loc_list): Additionally test have_switched_text_sections.
632 (output_ranges): Likewise.
633 (dwarf2out_finish): Likewise.
634 * varasm.c (assemble_start_function): Do not call
635 insert_section_boundary_note.
636 (assemble_end_function): If flag_reorder_blocks_and_partition,
637 switch to the function's section before emitting the .size directive.
638 * bb-reorder.c (insert_section_boundary_note): Staticify.
639 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
640 * output.h (insert_section_boundary_note): Delete.
642 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
645 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
646 instead of pointer equality when comparing types.
648 2005-10-24 James E. Wilson <wilson@specifix.com>
650 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
651 add_dependence_list_and_free calls.
653 2005-10-24 Steven Bosscher <stevenb@suse.de>
655 * contrib.texi: Add the names of the LLNL folks who donated
656 Cray pointer support for gfortran.
658 2005-10-24 Steven Bosscher <stevenb@suse.de>
660 PR tree-optimization/24225
661 * profile.c (branch_prob): Look from end to start through a
662 basic block when looking for a locus.
664 2005-10-24 Richard Henderson <rth@redhat.com>
666 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
668 (hppa_expand_prologue): Likewise.
670 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
672 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
673 (NO_DEFERRED_PROFILE_COUNTERS): Define.
674 * pa.h (NO_PROFILE_COUNTERS): Define.
675 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
676 (funcdef_nos): New vector to hold label numbers of deferred profile
678 (output_deferred_profile_counters): New function.
679 (hppa_profile_hook): Push label number onto funcdef_nos.
680 (pa_hpux_file_end): Call output_deferred_profile_counters if
681 NO_DEFERRED_PROFILE_COUNTERS is false.
683 * pa-protos.h (get_deferred_plabel): New prototype.
684 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
686 (output_call): Adjust calls.
688 2005-10-24 Alan Modra <amodra@bigpond.net.au>
690 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
691 peculiarity of GOT/TOC section usage.
693 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
696 * c-common.c (constant_string_class_name): Add documentation.
698 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
701 * recog.c (peephole2_optimize): Increment peep2_current_count
702 only when the slot is empty.
704 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
707 * except.c (output_function_exception_table): Call
708 assemble_external_libcall if we need a personality function.
710 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
712 PR rtl-optimization/24460
713 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
714 set the basic block for barriers.
716 2005-10-21 Janis Johnson <janis187@us.ibm.com>
718 * var-tracking.c (vt_initialize): Initialize post.
720 2005-10-21 Devang Patel <dpatel@apple.com>
723 * c-common.c (vector_types_convertible_p): Check vector element type.
725 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
727 * config/sh/sh.c (prepare_move_operands): Handle the address
728 constant which is a tls symbolic address plus a constant.
730 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
733 * gcc.c (main): Use the correct counter for erroring out
734 about mulitple files.
736 2005-10-21 Alan Modra <amodra@bigpond.net.au>
739 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
740 use r2 for 64-bit tls .got access.
742 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
744 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
747 2005-10-20 Steven Bosscher <stevenb@suse.de>
749 PR tree-optimization/24307
750 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
752 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
755 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
757 * varasm.c (find_decl_and_mark_needed): After cgraph global info
758 is ready, stop marking functions, but still mark variables.
760 2005-10-20 Richard Guenther <rguenther@suse.de>
763 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
766 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
768 PR rtl-optimization/23585
769 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
770 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
771 (may_trap_p_1): New predicate extracted from...
772 (may_trap_p): ... here. Invoke may_trap_p_1.
773 (may_trap_or_fault_p): New predicate.
774 * rtl.h (may_trap_or_fault_p): Declare it.
775 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
776 instead of may_trap_p.
777 (steal_delay_list_from_fallthrough): Likewise.
778 (fill_simple_delay_slots): Likewise.
779 (fill_slots_from_thread): Likewise.
780 * function.c (pad_to_arg_alignment): Rework comment about
781 SPARC_STACK_BOUNDARY_HACK.
782 * config/sparc/sparc.h: Likewise.
784 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
786 * config/s390/s390.c (s390_expand_insv): New.
787 * config/s390/s390-protos.h (s390_expand_insv): Declare.
788 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
789 ("icm_hi"): Remove mode attribute.
790 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
792 ("*extracthi", "*extractqi"): Remove.
793 (extv<mode>", "*extzv<mode>"): New.
794 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
795 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
797 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
799 * cfgexpand.c (discover_nonconstant_array_refs_r,
800 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
801 (tree_expand_cfg): Call discover_nonconstant_array_refs.
802 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
803 discover_nonconstant_array_refs.
805 2005-10-19 Steven Bosscher <stevenb@suse.de>
808 * c-decl.c (pop_scope): Don't warn about an unused variable
809 if it is marked with TREE_NO_WARNING.
810 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
811 somenow mismatch and olddecl is to be replaced.
813 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
816 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
817 whether registers live on the edge can be saved/restored.
819 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
821 * config/sh/sh.c (fixup_mova): Skip notes.
823 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
825 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
826 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
827 (s390_can_eliminate): Handle BASE_REGNUM elimination.
828 (s390_initial_elimination_offset): Likewise.
829 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
830 register on TARGET_ZARCH targets.
831 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
832 (INITIAL_FRAME_POINTER_OFFSET): Remove.
833 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
834 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
836 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
838 * config/s390/s390.md: Comment describing output modifiers updated.
839 * config/s390/s390.c (print_operand): Likewise.
841 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
843 * config/s390/s390.c (override_options): Added check for -mstack-size
845 * doc/invoke.texi: Mention that limit in the documenation.
847 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
850 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
852 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
854 Fix PR tree-optimization/24231
856 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
857 (compute_avail): Ditto.
859 2005-10-18 Richard Henderson <rth@redhat.com>
862 * config/i386/i386.c (legitimate_constant_p): Check
863 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
865 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
866 (legitimate_pic_address_disp_p): Reorg CONST checking to make
867 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
869 (print_operand_address): Likewise.
870 * config/i386/predicates.md (x86_64_immediate_operand): Test
871 SYMBOL_REF_TLS_MODEL properly inside CONST.
872 (x86_64_zext_immediate_operand): Likewise.
873 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
874 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
875 * config/i386/i386-protos.h: Remove predicates.md entries.
877 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
879 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
880 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
882 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
883 Ian Lance Taylor <ian@airs.com>
886 * fold-const.c (fold_widened_comparison): Do not allow range based
887 constant folding when right operand cannot be unwidened.
889 2005-10-17 Richard Henderson <rth@redhat.com>
891 * builtins.c (expand_builtin_synchronize): Build a new-style asm
892 with a memory clobber.
894 2005-10-17 James E Wilson <wilson@specifix.com>
896 PR rtl-optimization/17356
897 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
898 checking for EDGE_EH.
900 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
902 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
903 the slot on an even boundary for any type with 16-byte alignment.
905 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
908 * md.texi (Modifiers) <%>: Clarify that % doesn't work
909 after register allocation.
911 2005-10-17 DJ Delorie <dj@redhat.com>
913 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
916 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
919 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
922 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
924 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
925 to 2 if it's already non-zero.
926 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
927 is set and warn about it if flag_schedule_insns is 1.
929 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
931 * config/crx/crx.md: Compare-and-branch instructions need to
934 2005-10-17 Uros Bizjak <uros@kss-loka.si>
937 * config/i386/i386.md (*pushdi2_rex64 splitter)
938 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
939 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
940 flow2 pass only when (optimize > 0 && flag_peephole2).
942 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
945 * gcc.c (have_c): New static variable.
947 (process_command): Remove declation of have_c.
948 Set have_o to 1 when handling -o.
949 (main): Add a fatel error if there are multiple
950 files specified and -o and -c/-S is passed witout
951 -combine or multiple languages.
953 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
955 Fix PR tree-optimization/22444
956 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
957 Assert that we don't hit something with subvars.
958 (setup_pointers_and_addressables): Don't add things with subvars,
959 because we'll already process the subvars for aliasing purposes.
961 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
964 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
965 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
966 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
967 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
968 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
969 swapped, alternatives for the R constraint.
972 * builtins.c (get_builtin_sync_mode): Make unlimited
973 mode_for_size request.
975 2005-10-15 Richard Henderson <rth@redhat.com>
977 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
978 (gimplify_expr): ... here.
979 (gimplify_compound_lval): Use it in initial scan loop. Allow
980 fb_lvalue in base expression.
982 2005-10-15 Richard Henderson <rth@redhat.com>
985 * builtins.c (expand_builtin_trap): Export.
986 * expr.h (expand_builtin_trap): Declare.
987 * expr.c (expand_assignment): Emit a trap for integral offsets
988 from registers that weren't reduced to bitpos.
990 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
991 (mark_array_ref_addressable): Remove.
992 * tree-flow.h (mark_array_ref_addressable): Remove.
993 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
995 2005-10-15 James E Wilson <wilson@specifix.com>
998 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
999 (add_dependence_list_and_free): Likewise.
1000 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
1003 2005-10-15 Diego Novillo <dnovillo@redhat.com>
1007 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
1008 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
1010 (vrp_visit_phi_node): Only prevent infinite iterations when
1011 the previous result and the new result are both VR_RANGEs.
1013 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
1015 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
1018 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1021 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
1024 2005-10-14 Per Bothner <per@bothner.com>
1026 PR preprocessor/21250
1027 * c-ppoutput.c (print_line): Print internal line 0 as 1.
1029 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
1032 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
1033 overflow flags. Refactor some conditionals.
1035 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
1038 * tree-dfa.c (add_referenced_var): Only look at decls which
1039 have TREE_CONSTANT or TREE_READONLY set instead of if
1040 !TREE_PUBLIC or !TREE_CONSTANT.
1042 2005-10-13 James E Wilson <wilson@specifix.com>
1044 * doc/invoke.texi: For -x, add f95-cpp-input.
1045 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
1047 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
1049 PR tree-optimization/24262
1050 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
1051 in loop all the time.
1053 2005-10-12 Richard Henderson <rth@redhat.com>
1056 * tree.h (DECL_TRANSPARENT_UNION): Remove.
1057 * function.c (assign_parm_find_data_types): Don't support it.
1058 * print-tree.c (print_node): Likewise.
1059 * c-common.c (handle_transparent_union_attribute): Likewise.
1060 Use build_duplicate_type.
1061 * tree-inline.c (remap_type_1): Split out of remap_type;
1062 properly remap aggregate fields.
1063 (build_duplicate_type): New.
1064 * doc/extend.texi (Variable Attributes): Remove documentation
1065 for transparent_union.
1067 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1070 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
1071 (gen_stack_pointer_dec): Likewise.
1073 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
1077 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
1079 (struct cxx): Add adjust_class_at_definition target hook.
1080 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
1081 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
1082 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
1083 hook_void_tree. Add to TARGET_CXX.
1084 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
1086 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
1087 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
1088 instead of attribute. Check for dllexport override. Warn if
1089 inconsistent dll linkage. Don't lose old dllimport if decl has
1090 had address referenced. Tweak lookup of dllimport atribute.
1091 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
1092 for target specific rules. Don't add dllimport attribute if
1093 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
1094 dllimport attribute.
1095 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
1096 * varasm.c (initializer_constant_valid_p): Replace
1097 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
1101 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
1102 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
1103 (i[34567]86-*-mingw32*): Likewise.
1105 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
1106 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
1108 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
1109 C++-specific code. Change return value to bool.
1110 (i386_pe_dllimport_p): Likewise.
1111 (associated_type): Simplify and make language-independent
1112 (i386_pe_encode_section_info): Replace override of ambiguous
1113 dllimport symbol refs with a gcc_assert.
1114 (i386_pe_valid_dllimport_attribute_p): Define.
1115 * config/i386/winnt-cxx.c: New file. Define C++ versions of
1116 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1117 i386_pe_adjust_class_at_definition.
1118 * config/i386/winnt-stubs.c: New file. Define stub versions of
1119 lang-specific functions.
1120 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
1121 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1122 i386_pe_adjust_class_at_definition.
1123 (i386_pe_valid_dllimport_attribute_p): Declare.
1124 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
1125 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
1126 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
1129 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
1130 dllimport attribute with test of DECL_DLLIMPORT_P.
1132 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
1134 * combine.c (make_extraction): Correct offset computation.
1136 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
1138 * config/cris/t-linux (LIMITS_H_TEST): Define.
1140 2005-10-12 Richard Henderson <rth@redhat.com>
1143 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
1145 2005-10-12 Richard Guenther <rguenther@suse.de>
1147 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
1149 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
1152 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
1153 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
1156 2005-10-12 Richard Guenther <rguenther@suse.de>
1159 * varasm.c (output_constant): Correct typo from previous
1162 2005-10-11 Ian Lance Taylor <ian@airs.com>
1164 PR rtl-optimization/13931
1165 * combine.c: Revert patch of 2003-05-14, and:
1166 (try_combine): Only set elim_i1 and elim_i2 if the destination is
1167 completely killed in the appropriate insn.
1168 (distribute_notes): Don't skip multiple hard register test for
1169 elim_i1 and elim_i2.
1171 2005-10-11 Richard Henderson <rth@redhat.com>
1174 * c-typeck.c (convert_for_assignment): Use build_constructor_single
1175 to initialize a transparent union instead of a nop_expr.
1177 2005-10-11 Richard Henderson <rth@redhat.com>
1179 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
1180 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
1181 (tree_ssa_dce_loop): Call scev_reset.
1184 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
1185 * tree-ssa-dce.c: Include cfgloop.h.
1186 (tree_ssa_dce_loop, pass_dce_loop): New.
1187 * tree-pass.h (pass_dce_loop): Declare it.
1188 * passes.c (init_optimization_passes): Use it.
1190 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
1193 * convert.c (convert_to_real): Revert 2005-10-05 patch.
1194 Only apply the optimization for rounding builtins if the inner
1195 cast is also an extension.
1197 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
1200 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
1201 mark_new_vars_to_rename instead of update_stmt.
1203 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
1205 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
1207 2005-10-11 Jakub Jelinek <jakub@redhat.com>
1209 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
1210 for setting MMX register to 0 rather than mmx.
1212 2005-10-10 Steve Ellcey <sje@cup.hp.com>
1215 * configure.ac: Move gas check from mips specific case to common case.
1216 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
1217 * configure: Regenerate
1218 * doc/install.texi: Update.
1220 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1223 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
1225 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
1227 * gcc.c (do_spec_1): Accept numeric characters in file name
1230 2005-10-10 Nick Clifton <nickc@redhat.com>
1232 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
1233 describing the deleted arm_gen_rotated_half_load function.
1235 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
1237 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
1240 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
1242 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
1244 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
1245 (EXTRA_MULTILIB_PARTS): Define.
1246 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1247 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1248 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
1249 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1250 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1251 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
1253 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
1255 PR tree-optimization/24226
1256 * tree-cfg.c (remove_bb): Clean up unreachable loops.
1257 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
1258 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
1261 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1263 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
1265 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
1268 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
1269 Rewrite for no need for the early clobber.
1271 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1273 Merge from csl-arm-branch:
1274 2005-09-07 Paul Brook <paul@codesourcery.com>
1275 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
1278 2005-04-30 Paul Brook <paul@codesourcery.com>
1279 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
1280 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
1282 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
1283 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
1284 (arm_override_options): Use TARGET_AAPCS_BASED.
1285 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
1286 (PTRDIFF_TYPE): Use int for AAPCS.
1287 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
1288 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
1289 (DEFAULT_SHORT_ENUMS): Delete.
1290 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
1292 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
1293 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
1294 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
1295 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
1297 2004-12-03 Mark Mitchell <mark@codesourcery.com>
1298 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
1300 2004-11-22 Mark Mitchell <mark@codesourcery.com>
1301 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
1303 2004-11-19 Mark Mitchell <mark@codesourcery.com>
1304 * config.gcc (arm*-*-linux-gnueabi): Add it.
1305 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
1307 (TARGET_OS_CPP_BUILTINS): Likeiwse.
1308 * config/arm/linux-eabi.h: New file.
1309 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
1310 (LINUX_TARET_LINK_SPEC): Likewise.
1311 (LINK_SPEC): Use it.
1312 * config/arm/t-linux-eabi: New file.
1314 2005-10-08 Steven Bosscher <stevenb@suse.de>
1317 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
1319 (PARAM_SMS_DFA_HISTORY): Likewise.
1321 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1324 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
1325 (load_register_parameters): Call it.
1326 (check_sibcall_argument_overlap_1): Likewise.
1327 (store_one_arg): Likewise.
1329 2005-10-07 James E. Wilson <wilson@specifix.com>
1331 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
1332 DImode not VECINT24 for operand 2.
1335 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
1339 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
1340 fr_spill): Use destination_operand for operand 0.
1342 2005-10-07 DJ Delorie <dj@redhat.com>
1344 * varasm.c (output_constant): Limit error to expanding
1347 2005-10-07 Richard Guenther <rguenther@suse.de>
1350 * fold-const.c (fold_binary): Fix operand types during folding
1351 of X op (A, Y). Evaluation order of the side-effects of
1352 X and A are frontend-defined, so ensure we honour that even for
1353 tcc_comparison class operands; eased by removing duplicate code.
1355 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1357 * stor-layout.c (layout_type): Do not allow alignment of array
1358 elements to be greater than their size.
1360 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1362 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
1364 (hppa*-*-linux*): Ditto.
1365 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
1366 * config/host-hpux.c: New.
1367 * config/x-hpux: New.
1368 * config/pa/x-hpux: Remove.
1369 * config/pa/x-linux: Remove.
1370 * config/pa/pa-host.c: Remove.
1372 2005-10-07 Jeff Law <law@redhat.com>
1374 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
1375 determine whether or not to try and thread outgoing edges.
1377 2005-10-07 David Edelsohn <edelsohn@gnu.org>
1379 * config/rs6000/rs6000.md (eqsi_power): New.
1380 (neg_eq0si): Add TARGET_POWER to final condition.
1383 2005-10-06 Richard Henderson <rth@redhat.com>
1385 * config/rs6000/rs6000.c: Revert last change.
1387 2005-10-06 Richard Henderson <rth@redhat.com>
1389 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
1390 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
1392 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
1396 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
1397 out return_label and naked_return_label.
1399 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1401 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
1404 2005-10-06 Richard Henderson <rth@redhat.com>
1407 * tree-inline.c (declare_return_variable): Handle modify_dest not
1410 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1412 Fix PR tree-optimization/22488
1413 * tree-ssa-structalias.c (check_for_overlaps): New function.
1414 (create_variable_info_for): Use it.
1416 2005-10-06 Richard Henderson <rth@redhat.com>
1419 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
1420 (dwarf2out_start_source_file): Print it.
1422 2005-10-06 Geoffrey Keating <geoffk@apple.com>
1424 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
1426 2005-10-06 Richard Henderson <rth@redhat.com>
1429 * mode-switching.c (optimize_mode_switching): Clear transp bit
1430 for block with incomming abnormal edges.
1432 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
1433 (fpscr_set_from_mem): Use them.
1434 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
1435 (fpscr postinc splitters): Rewrite as peephole2+split.
1437 2005-10-06 David Edelsohn <edelsohn@gnu.org>
1439 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
1440 (eq<mode>_compare): Same.
1442 2005-10-06 Richard Guenther <rguenther@suse.de>
1444 PR tree-optimization/24238
1445 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
1447 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
1449 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
1450 here. Use AC_PATH_PROG for environment variables instead of
1452 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
1454 * configure: Regenerated.
1456 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
1459 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
1460 then force it into a register.
1461 (call_value): Likewise.
1463 2005-10-06 Richard Henderson <rth@redhat.com>
1466 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
1467 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
1468 under pass_vectorize.
1470 2005-10-05 Devang Patel <dpatel@apple.com>
1473 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
1474 handling constants. Check NAMESPACE_DECL context for constants.
1476 2005-10-05 Eric Christopher <echristo@apple.com>
1478 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
1480 2005-10-05 Richard Henderson <rth@redhat.com>
1483 * tree-cfg.c (mark_array_ref_addressable_1): New.
1484 (mark_array_ref_addressable): New.
1485 * tree-flow.h (mark_array_ref_addressable): Declare.
1486 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
1488 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
1492 * reload.c (subst_reloads): When adding a REG_LABEL to a
1493 jump instruction, also update JUMP_LABEL.
1495 2005-10-05 David Edelsohn <edelsohn@gnu.org>
1497 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
1498 * bb-reorder.c (copy_bb_p): Use it.
1499 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
1501 2005-10-05 Richard Henderson <rth@redhat.com>
1504 * toplev.c (process_options): Warn about unsupported combinations
1505 of unwind tables and omit-frame-pointer.
1506 * config/i386/i386.c (override_options): Similarly. Enable
1507 accumulate-outgoing-args if not explicitly disabled.
1509 2005-10-05 Steve Ellcey <sje@cup.hp.com>
1511 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
1512 Handle big endian vs. small endian.
1513 (vec_initv2sf): Handle big endian vs. small endian.
1514 (*vec_extractv2sf_1): Ditto.
1516 2005-10-05 Dale Johannesen <dalej@apple.com>
1518 * convert.c (convert_to_real): Don't convert
1519 (float)floor(double d) to floorf((float)d).
1521 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
1523 * config/arm/arm.md (insv): Use gen_int_mode in more places.
1525 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
1527 PR tree-optimization/18587
1528 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
1529 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
1530 build_vuses): Change to VEC type.
1531 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
1532 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
1533 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
1534 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
1535 (get_name_decl): New. Return DECL_UID of base variable.
1536 (operand_build_cmp): New. qsort comparison routine.
1537 (operand_build_sort_virtual): New. Sort virtual build vector.
1538 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
1539 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
1540 (FINALIZE_BASE): Use get_name_decl.
1541 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
1542 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
1543 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
1544 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
1545 direct VEC_* manipulations.
1546 (build_ssa_operands): Call operand_build_sort_virtual.
1547 (copy_virtual_operand, create_ssa_artficial_load_stmt,
1548 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
1549 with direct VEC_* manipulations.
1550 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
1551 with direct VEC manipulations.
1553 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
1555 PR tree-optimization/21419
1556 PR tree-optimization/24146
1557 PR tree-optimization/24151
1559 * c-typeck.c (readonly_error): Handle USE being lv_asm.
1560 (build_asm_expr): Call it if outputs are read-only.
1561 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
1563 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
1564 Paolo Bonzini <bonzini@gnu.org>
1568 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
1569 enable the instructions and not just the built-ins.
1570 * doc/invoke.texi (x86 Options): Likewise.
1572 2005-10-04 Geoffrey Keating <geoffk@apple.com>
1574 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
1576 * doc/invoke.texi (Option Summary): Correct spelling
1577 of -mmacosx-version-min.
1579 2005-10-04 Devang Patel <dpatel@apple.com>
1581 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
1584 2005-10-04 Steve Ellcey <sje@cup.hp.com>
1586 * tree-vect-transform.c (vect_create_epilog_for_reduction):
1587 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
1589 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
1591 * config/s390/s390.md ("TDSI","DP"): New mode macros.
1592 ("TE","tg"): New mode attributes.
1593 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
1594 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
1595 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
1596 dword_mode and one for GPRmode.
1598 2005-10-04 Ian Lance Taylor <ian@airs.com>
1600 PR preprocessor/13726
1601 * c-ppoutput.c (cb_include): Add comments parameter, and print out
1602 any comments passed in.
1604 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1606 * tree.c (annotate_with_file_line): Fix typo.
1608 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1611 * builtins.c (fold_builtin_memcmp): When constructing the pointer
1612 type used to access data in the inlined length == 1 case, use
1613 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
1614 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
1616 2005-10-04 Uros Bizjak <uros@kss-loka.si>
1618 * config/i386/i386.h (TARGET_FISTTP): Enable also for
1619 TARGET_SSE3 and only for TARGET_80387.
1620 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
1621 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
1622 Do not depend on TARGET_80387.
1624 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1626 * tree.c (last_annotated_node): Change type to location_t*.
1627 (annotate_with_file_line): Reflect the change of
1628 last_annotated_node type.
1630 2005-10-04 Richard Guenther <rguenther@suse.de>
1633 * c-decl.c (grokdeclarator): Don't write to fields
1636 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1639 * c-decl.c (finish_decl): Use set_user_assembler_name even for
1641 * varasm.c (make_decl_rtl): If a register variable does not
1642 have a set user assmbler name, error out.
1643 Decode the asmspec is now name+1 bypassing '*'.
1645 2005-10-04 Steven Bosscher <stevenb@suse.de>
1647 PR tree-optimization/23049
1648 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
1649 of a COND_EXPR is folded before calling fold on the whole rhs of a
1650 conditional assignment.
1651 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
1652 document that a COND_EXPR may appear there.
1654 2005-10-03 Diego Novillo <dnovillo@redhat.com>
1657 * tree-vrp.c (extract_range_from_assert): If the new numeric
1658 range created out of the assertion contradicts the existing
1659 numeric range of the ASSERT_EXPR variable, make the new range
1662 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
1664 * config/sh/sh.c (sh_register_move_cost): Add case for moving
1665 from T_REGS to FP register class.
1667 2005-10-03 Richard Henderson <rth@redhat.com>
1670 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
1671 before creating a new one.
1673 2005-10-03 David Edelsohn <edelsohn@gnu.org>
1675 * config/rs6000/t-aix43 (LDFLAGS): New.
1676 * config/rs6000/t-aix52 (LDFLAGS): New.
1678 2005-10-03 Ian Lance Taylor <ian@airs.com>
1680 * gimplify.c (find_single_pointer_decl_1): New static function.
1681 (find_single_pointer_decl): New static function.
1682 (internal_get_tmp_var): For a formal variable, set restrict base
1683 information if appropriate.
1684 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
1686 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
1687 (DECL_GET_RESTRICT_BASE): Define.
1688 (SET_DECL_RESTRICT_BASE): Define.
1689 (decl_restrict_base_lookup): Declare.
1690 (decl_restrict_base_insert): Declare.
1691 (struct tree_decl_with_vis): Add based_on_restrict_p field.
1692 * tree.c (restrict_base_for_decl): New static variable.
1693 (init_ttree): Initialize restrict_base_for_decl.
1694 (copy_node_stat): Copy restrict base information.
1695 (decl_restrict_base_lookup): New function.
1696 (decl_restrict_base_insert): New function.
1697 (print_restrict_base_statistics): New static function.
1698 (dump_tree_statistics): Call print_restrict_base_statistics.
1700 2005-10-02 Diego Novillo <dnovillo@redhat.com>
1703 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
1704 case of anti-ranges.
1706 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
1709 * c-typeck.c (tagged_tu_seen): Rename to ...
1710 (tagged_tu_seen_cache): this and add val field.
1711 (comptypes): Move functional to comptypes_internal
1712 and free tagged_tu_seen.
1713 (comptypes_internal): New function and call comptypes_internal
1714 instead of comptypes. Speed up by sibcalling
1715 tagged_types_tu_compatible_p.
1716 (alloc_tagged_tu_seen): New function
1717 (free_all_tagged_tu_seen_up_to): New function.
1718 (tagged_types_tu_compatible_p): Return the val of the seen two
1720 Add that the two types are the same to tagged_tu_seen_base
1721 if they are and call comptypes_internal instead of comptypes.
1722 <case UNION_TYPE>: Speed up common type where the fields are
1724 (function_types_compatible_p): Call comptypes_internal instead of
1726 (type_lists_compatible_p): Likewise.
1727 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
1729 2005-10-02 Matthias Klose <doko@debian.org>
1731 * doc/invoke.texi: Fix typo and speling error.
1733 2005-10-01 Richard Henderson <rth@redhat.com>
1735 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
1737 2005-10-01 Mark Mitchell <mark@codesourcery.com>
1739 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
1740 using --start-group and --end-group.
1742 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1744 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
1745 FIXME note regarding quirky semantics.
1747 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1750 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
1751 non-null range as a last resort.
1753 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
1754 Diego Novillo <dnovillo@redhat.com>
1757 * tree-vrp.c (extract_range_from_assert): For !=
1758 assertions, only build an anti-range if LIMIT is a
1759 single-valued range.
1761 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
1763 * arm.md (movqi): On thumb when optimizing, handle loading from
1764 memory by describing this as taking a subreg of a zero-extended load
1765 into an SImode register.
1768 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
1770 * reload1.c (merge_assigned_reloads): Do not change any
1771 RELOAD_FOR_OUTPUT_ADDRESS reloads.
1773 2005-09-30 Geoffrey Keating <geoffk@apple.com>
1775 * Makefile.in (LIPO_FOR_TARGET): Define.
1776 (STRIP_FOR_TARGET): Define.
1778 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
1779 before creating new ones. Do symlinks before creating the actual
1782 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
1783 to work out which multilibs are actually being built.
1785 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
1787 * tree-vect-transform.c, config/ms1/ms1.md,
1788 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
1789 Follow spelling conventions.
1790 * doc/invoke.texi, doc/md.texi: Fix typos.
1792 2005-09-30 Andrew Macleod <amacleod@redat.com>
1794 PR tree-optimization/21430
1795 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
1796 use operands, and set stmt pointer if need be.
1797 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
1798 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
1801 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1804 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
1806 2005-09-29 Mark Mitchell <mark@codesourcery.com>
1808 * optabs.c (expand_binop): Initialize first_pass_p.
1810 2005-09-29 Jakub Jelinek <jakub@redhat.com>
1813 * c-decl.c (c_write_global_declarations_1): If any
1814 wrapup_global_declaration_2 call returned true, restart the loop.
1816 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
1818 Fix PR tree-optimization/24117
1819 * tree-ssa-structalias.c (find_func_aliases): Strip nops
1820 before considering whether to use anyoffset.
1822 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1826 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1828 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1830 (swap_commutative_operands_with_target): New.
1832 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1835 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
1838 2005-09-29 Steven Bosscher <stevenb@suse.de>
1840 PR tree-optimization/23911
1841 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
1842 and IMAGPART_EXPR too.
1844 2005-09-28 Mark Mitchell <mark@codesourcery.com>
1847 * expmed.c (expand_shift): Move logic to reverse rotation
1848 direction when rotating by constants ...
1849 * optabs.c (expand_binop): ... here.
1850 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
1851 (ix86_rotrdi3): New pattern.
1852 (rotldi3): Handle 32-bit mode.
1853 (ix86_rotldi3): New pattern.
1855 2005-09-29 Alan Modra <amodra@bigpond.net.au>
1858 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
1859 check for numbers that need no bit twiddle.
1861 2005-09-28 Geoffrey Keating <geoffk@apple.com>
1863 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
1864 multilib to be built.
1866 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
1867 (stage1-start): Delete old libgcc and libunwind before moving
1868 anything into the stage directory.
1869 (stage2-start): Likewise.
1870 (stage3-start): Likewise.
1871 (stage4-start): Likewise.
1872 (stageprofile-start): Likewise.
1873 (stagefeedback-start): Likewise.
1874 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
1875 header in tm_file and CPU-specific t-darwin in tmake_file.
1876 (i[34567]86-*-darwin*): Don't change tm_file.
1877 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
1878 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
1879 shared library stub for target OS version.
1880 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
1881 (SHLIB_LINK): Don't make SHLIB_SOLINK.
1882 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
1883 (libgcc_s.%.dylib): New.
1885 (install-darwin-libgcc-stubs): New.
1886 (INSTALL_LIBGCC): New append.
1887 * config/i386/darwin-libgcc.10.4.ver: New.
1888 * config/i386/darwin-libgcc.10.5.ver: New.
1889 * config/i386/t-darwin: New.
1890 * config/rs6000/darwin-libgcc.10.4.ver: New.
1891 * config/rs6000/darwin-libgcc.10.5.ver: New.
1892 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
1893 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
1895 2005-09-28 Paul Brook <paul@codesourcery.com>
1897 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
1900 2005-09-28 Richard Guenther <rguenther@suse.de>
1902 PR tree-optimization/23853
1903 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
1904 host_integerp to verify misalignment value.
1906 2005-09-28 Richard Henderson <rth@redhat.com>
1908 * builtins.c (get_builtin_sync_mode): New.
1909 (expand_builtin_sync_operation): Pass in mode argument.
1910 (expand_builtin_compare_and_swap): Likewise.
1911 (expand_builtin_lock_test_and_set): Likewise.
1912 (expand_builtin_lock_release): Likewise.
1913 (expand_builtin): Update to match.
1915 2005-09-28 Nick Clifton <nickc@redhat.com>
1917 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
1918 formatting. Add check to PLUS case to ensure that the offset is
1919 within an acceptable range.
1921 * config/v850/v850.md (casesi): Disable the generation of the
1922 switch pattern as it is not being handled properly at the moment.
1924 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
1925 for when the high words are identical.
1927 2005-09-27 Richard Henderson <rth@redhat.com>
1929 * pretty-print.c (pp_base_format): Fix typo for %>.
1931 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
1932 Devang Patel <dpatel@apple.com>
1934 PR tree-optimization/23625
1935 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
1936 LABEL_EXPR, assertion check.
1938 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
1940 * optabs.c (no_conflict_move_test): Check if a result of a
1941 to-be-moved insn would be clobbered by an originally
1944 2005-09-27 Jeff Law <law@redhat.com>
1946 * passes.c (init_optimization_passes): Replace copy propagation
1947 passes immediately after DOM with phi-only copy propagation
1948 pases. Add phi-only copy propagation pass after first DOM pass.
1949 * tree-pass.h (pass_phi_only_copy_prop): Declare.
1950 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
1951 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
1952 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
1953 to init_copy_prop. Callers updated.
1954 (do_phi_only_copy_prop): New function.
1955 (pass_phi_only_copy_prop): New pass descriptor.
1957 2005-09-27 Nick Clifton <nickc@redhat.com>
1959 * libgcc2.c (__popcount_tab): Remove redundant prototype.
1961 2005-09-26 Jason Merrill <jason@redhat.com>
1964 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
1966 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
1968 2005-09-26 James E Wilson <wilson@specifix.com>
1970 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
1971 copyright. Add gcc copyright plus libgcc exception.
1972 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
1974 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
1976 2005-09-26 Jeff Law <law@redhat.com>
1978 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
1979 about when to iterate.
1981 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
1984 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
1985 for __complex__ double in -mcpu=G5 mode.
1987 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
1989 PR tree-optimization/23942
1990 * Makefile.in (SCEV_H): Depends on PARAMS_H.
1991 * tree-scalar-evolution.c: Include params.h.
1993 (follow_ssa_edge, follow_ssa_edge_in_rhs,
1994 follow_ssa_edge_in_condition_phi_branch,
1995 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
1996 Change return type to t_bool. Use a parameter to limit the size of
1997 trees that are walked before stopping
1998 (analyze_evolution_in_loop): Initialize the limit to 0.
1999 (follow_ssa_edge): Give up by returning t_dont_know if the limit
2000 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2002 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2005 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
2006 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
2008 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
2010 * combine.c (make_extraction): Check for valid use of subreg.
2012 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2015 * config/i386/i386.md ("*fistdi2_1"): New pattern.
2016 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
2017 ("fist<mode>2_with_temp"): Use only register operands.
2019 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
2021 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
2022 CALL_INSN_FUNCTION_USAGE.
2024 2005-09-26 Richard Guenther <rguenther@suse.de>
2027 * gcse.c: Include hashtab.h, define ldst entry hashtable.
2028 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
2029 (ldst_entry): Use the hashtable instead of list-walking.
2030 (find_rtx_in_ldst): Likewise.
2031 (free_ldst_entry): Free the hashtable.
2032 (compute_ld_motion_mems): Create the hashtable.
2033 (trim_ld_motion_mems): Remove entry from hashtable if
2034 removing it from list.
2035 (compute_store_table): Likewise^2.
2036 (store_motion): Free hashtable in case we did not see
2039 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
2041 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
2042 and arg1 if we are passing them to fold_build2.
2044 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
2047 * config/i386/i386.c (ix86_function_regparm): Fix the test for
2050 2005-09-25 Richard Henderson <rth@redhat.com>
2052 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
2053 SYMBOL_REF_TLS_MODEL to be correct.
2055 2005-09-24 Richard Henderson <rth@redhat.com>
2057 * ipa-type-escape.c (discover_unique_type): Remove dead code at
2058 end of function. Reindent.
2060 2005-09-24 Ian Lance Taylor <ian@airs.com>
2062 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
2063 NEGATE_EXPR/BIT_NOT_EXPR case.
2065 2005-09-24 Richard Henderson <rth@redhat.com>
2067 * c-common.c (handle_mode_attribute): When not modifying in place,
2068 create subtypes for enumerations.
2069 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
2070 * gimplify.c (create_tmp_from_val): Likewise.
2072 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
2074 * config/i386/i386.md (*tls_global_dynamic_64,
2075 *tls_local_dynamic_base_64): Add missing mode to call.
2076 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
2078 2005-09-24 Jan Hubicka <jh@suse.cz>
2080 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
2081 (cgraph_clone_node): Likewise.
2082 * cgraph.h (cgraph_clone_edge): Update prototype.
2083 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
2084 duplicated prototypes; add updating argument.
2085 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
2086 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
2088 (cgraph_mark_inline_edge): Likewise.
2089 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
2090 (cgraph_flatten_node): Likewise.
2091 (cgraph_decide_recursive_inlining): Likewise.
2092 (cgraph_decide_inlining_of_small_function): Likewise.
2093 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2095 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2096 Pete Steinmetz <steinmtz@us.ibm.com>
2098 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
2099 (rldic.): Set type to "compare".
2101 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
2102 mfjmpr for MFCTR/MFLR.
2103 (movdf_hardfloat64): Same.
2104 (movdf_softfloat64): Same. Correct order of store and move types.
2105 (movti_string): Set type to store_ux/load_ux.
2106 (load_multiple): Set type to load_ux.
2107 (store_multiple): Set type to store_ux.
2108 (movmemsi): Set type to store_ux.
2109 (output_cbranch direct_return): Set type to jmpreg.
2110 (stmw): Set type to store_ux.
2111 (lmw): Set type to load_ux.
2112 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
2113 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
2114 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
2115 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
2116 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
2117 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
2118 (rios1-fpstore): Increase latency to 3.
2119 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
2120 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
2122 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2123 Andrew Pinski <pinskia@physics.uc.edu>
2125 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
2126 operand2 constraint to "b".
2127 (sync_<fetchop_name>di_internal): Same.
2128 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
2130 (sync_old_<fetchop_name>di_internal): Same.
2131 (sync_new_<fetchop_name>si_internal): Same.
2132 (sync_new_<fetchop_name>di_internal): Same.
2134 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
2137 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
2138 case, define as macros.
2140 PR rtl-optimization/23837
2141 * optabs.c (no_conflict_move_test): Don't set must_stay for a
2142 clobber / clobber match between dest and p->first.
2144 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
2145 (no_conflict_move_test): Update comments.
2147 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
2149 * doc/install.texi: Update URL for Jacks.
2150 * doc/sourcebuild.texi: Likewise.
2152 2005-09-22 David Edelsohn <edelsohn@gnu.org>
2155 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
2156 registers when choosing register preferences.
2157 (movdf_hardfloat64): Same.
2159 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
2161 * expmed.c (expand_shift): Don't use the target of the rotate as
2162 target for the first expanded shift insn.
2163 * testsuite/gcc.dg/20050922-1.c: Testcase added.
2165 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
2167 PR tree-optimization/22438
2168 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
2169 preserved iv rhs rewriting specially.
2171 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
2173 * tree-data-ref.c (analyze_array_indexes): Only estimate when
2174 estimate_only is true.
2175 * tree-flow.h (ref_contains_indirect_ref): New prototype.
2176 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
2177 tree-ssa-structalias.c
2178 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
2179 ref_contains_indirect_ref.
2180 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
2182 2005-09-21 DJ Delorie <dj@redhat.com>
2184 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
2186 (mn10300_return_in_memory): Support variable size types also.
2187 (mn10300_pass_by_reference): Likewise.
2188 (mn10300_function_value): New.
2189 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
2190 (FUNCTION_OUTGOING_VALUE): Likewise.
2191 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
2192 * doc/invoke.texi: Document it.
2194 2005-09-21 Uros Bizjak <uros@kss-loka.si>
2197 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
2198 force integer op1 into register for XFmode compares.
2200 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
2203 * expmed.c (alg_code): Add alg_impossible.
2204 (alg_hash_entry): Add cost.
2205 (synth_mult): Record alg_impossible in the hash table if
2206 multiplication by a given integer is impossble within the
2207 limit. Speed up using alg_impossible.
2209 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2211 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
2212 argument. Allow and set any offset if needs_anyoffset is passed
2214 (get_constraint_for): Add argument here too.
2216 (do_structure_copy): Pass NULL to get_constraint_for.
2217 (handle_ptr_arith): Ditto.
2218 (find_func_aliases): Ditto.
2220 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
2222 PR rtl-optimization/23898
2223 * output.h (get_attr_min_length): Declare.
2224 * final.c (get_attr_length_1): New function, broken out of:
2226 (get_attr_min_length): New function.
2227 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
2228 (duplicate_computed_gotos): Likewise.
2229 * genattr.c (insn_min_length): Generate declaration.
2230 * genattrtab.c (min_fn, min_attr_value): New functions.
2231 (make_length_attrs): Generate insn_min_length.
2233 2005-09-20 Steve Ellcey <sje@cup.hp.com>
2235 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
2237 2005-09-20 Richard Henderson <rth@redhat.com>
2239 PR tree-optimization/24059
2240 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
2243 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
2245 * c.opt (fextended-identifiers): New.
2246 * c-opts.c (c_common_handle_option): Handle
2247 -fextended-identifiers.
2248 * doc/cpp.texi: Update documentation of extended identifiers.
2249 * doc/cppopts.texi (-fextended-identifiers): Document.
2251 2005-09-20 Jakub Jelinek <jakub@redhat.com>
2253 PR tree-optimization/23929
2254 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
2257 PR tree-optimization/23818
2258 * tree-stdarg.c (execute_optimize_stdarg): Call
2259 calculate_dominance_info.
2261 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2263 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
2264 (analyze_siv_subscript_cst_affine): Add weak SIV test.
2265 (compute_overlap_steps_for_affine_1_2): Use
2266 get_number_of_iters_for_loop.
2267 (analyze_subscript_affine_affine): Check whether difference is
2269 Use get_number_of_iters_for_loop.
2270 Check whether overlap occurs outside of bounds.
2271 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
2273 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
2275 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
2276 base register if possible.
2278 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
2280 PR tree-optimization/18463
2281 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
2282 converting it directly is not possible.
2283 (chrec_convert_aggressive): New function.
2284 * tree-chrec.h (chrec_convert_aggressive): Declare.
2285 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
2286 Fold chrec conversions aggressively if asked to.
2287 (instantiate_parameters): Modified because of changes in
2288 instantiate_parameters_1.
2290 2005-09-19 Richard Henderson <rth@redhat.com>
2292 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
2293 (reduc_splus_v2df): New.
2295 2005-09-19 Richard Sandiford <richard@codesourcery.com>
2297 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
2298 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
2300 2005-09-19 Richard Henderson <rth@redhat.com>
2302 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
2305 2005-09-19 Richard Henderson <rth@redhat.com>
2307 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
2308 (ia64_expand_dot_prod_v8qi): New.
2309 * config/ia64/ia64-protos.h: Update.
2310 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
2311 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
2312 sdot_prodv8qi, sdot_prodv4hi): New.
2313 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
2315 2005-09-19 Richard Henderson <rth@redhat.com>
2318 * real.c (exact_real_truncate): Return false if the format cannot
2319 represent the number as a normal.
2321 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
2322 for a memory source.
2324 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
2326 * tree-ssa-operands.c (swap_tree_operands): Export.
2327 * tree.h (swap_tree_operands): Declare.
2328 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
2329 Call swap_tree_operands.
2331 2005-09-19 Richard Henderson <rth@redhat.com>
2333 * tree-flow.h (merge_alias_info): Declare.
2334 * tree-ssa-copy.c (merge_alias_info): Export.
2335 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
2336 (vect_create_data_ref_ptr): Use create_iv directly.
2337 (vectorizable_load): Use correct types for integer constants.
2338 (vect_generate_tmps_on_preheader): Likewise.
2339 (vect_gen_niters_for_prolog_loop): Likewise.
2341 2005-09-19 Steven Bosscher <stevenb@suse.de>
2343 PR rtl-optimization/23943
2344 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
2346 2005-09-18 Jan Hubicka <jh@suse.cz>
2348 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
2350 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
2352 * varasm.c (output_constant): Do not abort on conversions to union
2353 types between different sizes.
2355 2005-09-18 Richard Guenther <rguenther@suse.de>
2358 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
2361 2005-09-18 Paul Brook <paul@codesourcery.com>
2363 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
2365 2005-09-17 Richard Henderson <rth@redhat.com>
2367 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
2368 * tree-ssa-loop.c (pass_vect_dce): Remove.
2369 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
2372 2005-09-17 Richard Henderson <rth@redhat.com>
2374 * tree-pass.h (pass_vect_dce): Declare.
2375 * passes.c (init_optimization_passes): Add it.
2376 * tree-flow.h (tree_ssa_dce): Declare.
2377 * tree-ssa-dce.c (tree_ssa_dce): Export.
2378 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
2379 (gate_tree_vectorize): ... here.
2380 (pass_vect_dce): New.
2382 2005-09-17 Jan Hubicka <jh@suse.cz>
2384 * except.c (struct eh_status): Turn region_array into vec.
2385 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
2386 convert_from_eh_region_ranges, find_exception_handler_labels,
2387 current_function_has_exception_handlers, assign_filter_values,
2388 build_post_landing_pads, dw2_build_landing_pads,
2389 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
2390 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
2391 foreach_reachable_handler, can_throw_internal_1,
2392 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
2394 (duplicate_eh_region_1): Update region_array.
2395 (duplicate_eh_regions): Resize region_array and avoid recomputing.
2397 2005-09-17 David Edelsohn <edelsohn@gnu.org>
2400 * expmed.c (expand_mult): Substitute simple register for op0 when
2403 2005-09-17 Richard Henderson <rth@redhat.com>
2405 * expr.c (emit_move_via_integer): Add force argument, pass it on
2406 to emit_move_change_mode. Update callers.
2407 (emit_move_complex): Pass true to new force argument.
2408 * function.c (expand_function_end): Move expand_eh_return call
2409 earlier. Merge sub-word complex values into a pseudo before
2410 copying to the return hard register.
2412 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
2414 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
2415 between different sizes.
2417 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
2421 * passes.c (init_optimization_passes): Register dump files for
2424 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
2426 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
2427 * config/s390/s390.c (s390_overlap_p): New function.
2428 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
2429 peephole2, "*xc" peephole2): Added overlap check to the peephole2
2432 2005-09-16 Richard Guenther <rguenther@suse.de>
2434 * ipa-pure-const.c (static_execute): Free auxiliar information.
2435 * ipa-type-escape.c (discover_unique_type): Free temporary key.
2436 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
2438 2005-09-15 DJ Delorie <dj@redhat.com>
2440 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
2442 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
2444 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2446 (swap_commutative_operands_with_target): New.
2448 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
2450 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
2453 (estimate_iters_using_array): New function.
2454 * tree-data-ref.h (estimate_iters_using_array): Prototype
2455 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
2456 Use estimate_iters_using_array instead of analyze_array.
2458 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
2460 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
2463 2005-09-15 Michael Matz <matz@suse.de>
2465 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
2467 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
2469 PR tree-optimization/23835
2470 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
2471 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
2473 2005-09-14 Richard Henderson <rth@redhat.com>
2475 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
2476 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
2478 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
2480 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
2481 in the ARRAY_TYPE case.
2483 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
2485 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
2487 2005-09-14 Uros Bizjak <uros@kss-loka.si>
2490 * tree-vect-transform.c (vectorizable_operation): Return false for
2491 scalar shift operations and for vector shift operations with
2492 non-invariant shift arguments. Use scalar tree operand op1 as
2493 a shift operand when vector shift insn pattern uses scalar shift
2495 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
2497 2005-09-14 Olivier Hainque <hainque@adacore.com>
2499 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
2500 value if it has side-effects.
2502 2005-09-14 David Edelsohn <edelsohn@gnu.org>
2505 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
2507 2005-09-14 Alan Modra <amodra@bigpond.net.au>
2509 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
2510 passed as NAME as if it were label at start of function code.
2512 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
2514 * config/sh/sh.md (*movv4sf_i): Add general register cases to
2517 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
2519 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
2520 as early clobber. Rewrite so the PIC register is not implicitly used.
2522 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2524 * tree.c (annotate_with_file_line): Compare line numbers before
2527 2005-09-13 Uros Bizjak <uros@kss-loka.si>
2530 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
2531 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
2533 2005-09-13 Ian Lance Taylor <ian@airs.com>
2535 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
2536 than a HOST_WIDEST_INT to gen_doloop_begin.
2538 2005-09-13 Diego Novillo <dnovillo@redhat.com>
2540 * tree-dfa.c (dump_variable): Guard against NULL annotations.
2542 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
2544 PR tree-optimize/23817
2545 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
2547 2005-09-13 Alan Modra <amodra@bigpond.net.au>
2550 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
2551 word before changing the stack pointer. Use gen_frame_mem for MEMs.
2552 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
2553 (restore_stack_nonlocal): Likewise.
2554 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
2556 2005-09-12 Ian Lance Taylor <ian@airs.com>
2559 * c.opt (ffriend-injection): New C++ option.
2560 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
2561 (C++ Dialect Options): Document -ffriend-injection.
2563 2005-09-12 Josh Conner <jconner@apple.com>
2566 * ipa-reference.c (static_execute): Don't mark variables in
2567 named sections TREE_READONLY.
2569 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2571 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
2574 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
2576 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
2577 V_MUST_DEF instead of just the first_use_p.
2578 Don't mark the virtual variables for renaming on the statement which
2580 (pass_dse): Remove TODO_update_ssa.
2582 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
2585 * stor-layout.c (compute_record_mode): For records with a single
2586 field, actually check the field's mode size against the type size.
2588 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
2589 registers for TARGET_SHMEDIA.
2590 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
2591 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
2592 of GENERAL_REGS and FP_REGS.
2594 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
2596 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
2598 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2600 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
2601 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
2602 are omitted. Exclude stack_tie insn too.
2604 2005-09-11 David Edelsohn <edelsohn@gnu.org>
2606 PR rtl-optimization/23098
2607 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
2609 * config/rs6000/rs6000.md (movdf splitter): Use
2610 const_double_operand predicate for TARGET_POWERPC64.
2611 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
2612 SYMBOL_REF method to ABI_V4.
2614 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
2615 replace_equiv_address.
2616 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
2617 rs6000_sr_alias_set and MEM_NOTRAP.
2618 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
2620 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
2622 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
2623 handle CALL_EXPR again.
2625 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
2627 * arm/predicates.md (alignable_memory_operand): Delete.
2629 2005-09-10 Richard Henderson <rth@redhat.com>
2632 * dbxout.c (dbxout_expand_expr): New.
2633 (dbxout_symbol): Use it.
2635 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
2637 * arm.c (arm_gen_rotated_half_load): Delete.
2638 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
2639 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
2640 (thumb_set_return_address): Likewise.
2641 (thumb_load_double_from_address): Use adjust_address.
2642 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
2643 (extendhsisi2_mem, movhi_bytes): Use change_address.
2644 (movhi): Use widen_memory_access.
2645 (reload_out_df): Use replace_equiv_address.
2646 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
2648 2005-09-09 Richard Henderson <rth@redhat.com>
2651 * dbxout.c: Include expr.h.
2652 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
2653 (dbxout_symbol): Handle DECL_VALUE_EXPR.
2654 * Makefile.in (dbxout.o): Add EXPR_H.
2656 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
2658 PR tree-optimization/23509
2659 * tree-cfg.c (replace_uses_by): Use replace_exp.
2660 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
2661 pointers have name_mem_tag or type_mem_tag set.
2663 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2665 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
2666 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
2667 of wrongly accessing operands.
2669 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2671 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
2672 * tree-chrec.c: Include tree-scalar-evolution.h.
2673 (chrec_convert): Instantiate the base and step before calling
2674 scev_probably_wraps_p that would fail on parametric evolutions.
2675 Collect all the fails into a single section failed_to_convert,
2676 print a diagnostic, and return chrec_dont_know instead of calling
2678 * tree-scalar-evolution.c (loop_closed_phi_def): New.
2679 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
2681 (scev_const_prop): Don't replace the definition of a loop closed ssa
2682 phi node by itself, or by another loop closed ssa phi node.
2683 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
2684 that base and step are defined.
2686 2005-09-09 Richard Guenther <rguenther@suse.de>
2689 * fold-const.c (fold_ternary): Check truth_value_p before
2690 calling invert_truthvalue.
2692 2005-09-09 Nick Clifton <nickc@redhat.com>
2694 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
2695 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
2696 dimension of these arrays.
2697 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
2699 * longlong.h: Only provide a prototype for the __clz_tab[] array
2700 if this header has not been included from libgcc2.h.
2701 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
2703 Provide prototypes for exported functions.
2704 Use the __clz_tab[] and __popcount_tab[] arrays provided by
2707 2005-09-08 Josh Conner <jconner@apple.com>
2711 * expr.c (expand_expr_addr_expr_1): Don't invoke
2712 expand_simple_binop for EXPAND_INITIALIZER.
2714 2005-09-08 Richard Henderson <rth@redhat.com>
2717 * toplev.c (wrapup_global_declaration_1): Split out ...
2718 (wrapup_global_declaration_2): ... from ...
2719 (wrapup_global_declarations): ... here. Return bool.
2720 (check_global_declaration_1): Split out ...
2721 (check_global_declarations): from here.
2722 (emit_debug_global_declarations): New.
2723 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
2724 check_global_declaration_1, emit_debug_global_declarations): Declare.
2725 * c-decl.c (c_write_global_declarations_1): Don't create a vector
2726 of decls. Call wrapup_global_declaration_1,
2727 wrapup_global_declaration_2, check_global_declaration_1 directly.
2728 (c_write_global_declarations_2): New.
2730 (c_write_global_declarations): Call c_write_global_declarations_2.
2731 * langhooks.c (write_global_declarations): Call
2732 emit_debug_global_declarations.
2734 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
2735 remove decls that have DECL_RTL_SET_P.
2736 * passes.c (rest_of_decl_compilation): Invoke
2737 cgraph_varpool_finalize_decl for all but functions.
2739 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2741 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
2742 the result of a conversion if the new min and max cannot be compared.
2744 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
2746 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
2747 (override_options): Setting s390_sr_alias_set removed.
2748 (save_fpr, save_gprs): Set alias set to vararg or frame.
2749 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
2750 s390_sr_alias_set with get_frame_alias_set ().
2751 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
2752 get_varargs_alias_set ().
2754 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2758 * c-parser.c (c_parser_objc_method_definition): If the next
2759 token is not "{", error out and don't start the function.
2761 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2763 * tree-vrp.c (extract_range_from_expr): Move the check for non
2764 nullness after the check for gimple invariant.
2766 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2768 * tree.c (host_integerp, tree_low_cst): Correct function comment.
2770 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2773 * config/m32r.md (movmemsi_internal): Canonicalize order of
2774 operands in PLUS component of template.
2776 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
2778 * reload1.c (fixup_eh_region_note): Remove assertion.
2779 (fixup_abnormal_edges): Reverted removal of call to
2780 find_many_sub_basic_blocks made on 2005-08-31.
2782 2005-09-07 Richard Henderson <rth@redhat.com>
2784 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
2785 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
2786 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
2787 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
2788 rearrange for better packing.
2789 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
2790 (lookup_cfa_1): Remove inline marker.
2791 (cfa_equal_p): Split out of ...
2792 (def_cfa_1): ... here. Use INVALID_REGNUM.
2793 (build_cfa_loc): Handle !cfa->indirect.
2794 (frame_pointer_cfa_offset): New.
2795 (dbx_reg_number): Assert register elimination performed; do
2796 leaf register remapping.
2797 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
2798 (eliminate_reg_to_offset): New.
2799 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
2800 for verifiably local stack frame addresses; re-base to CFA.
2801 (mem_loc_descriptor): Remove can_use_fbreg argument.
2802 (concat_loc_descriptor, loc_descriptor): Likewise.
2803 (containing_function_has_frame_base): Remove.
2804 (rtl_for_decl_location): Don't do register elimination or
2805 leaf register remapping here.
2806 (secname_for_decl): Split out from ..
2807 (add_location_or_const_value_attribute): ... here.
2808 (convert_cfa_to_loc_list): New.
2809 (compute_frame_pointer_to_cfa_displacement): New.
2810 (gen_subprogram_die): Use them.
2811 * tree.h (frame_base_decl): Remove.
2812 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
2813 (prologue_stack_adjust): Remove.
2814 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
2815 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
2816 (set_frame_base_location): Remove.
2817 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
2818 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
2819 (vt_add_function_parameters): Don't eliminate_regs.
2820 (vt_initialize): Don't create frame_base_decl.
2822 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2824 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
2825 version of GNU binutils for 4.x and later.
2827 2005-09-06 Mark Mitchell <mark@codesourcery.com>
2829 * ggc-page.c (ggc_push_context): Remove.
2830 (ggc_pop_context): Likewise.
2831 * ggc.h (ggc_push_context): Remove.
2832 (ggc_pop_context): Likewise.
2834 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2837 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
2838 returning from an interrupt handler.
2840 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2843 * config/arc/arc.c (output_shift): Add check for loop count when
2846 2005-09-06 Steven Bosscher <stevenb@suse.de>
2848 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
2850 (abs_replacement): Likewise.
2851 (pass_phiopt): Remove TODO_update_ssa.
2853 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2856 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
2857 if "return with no value, in function returning non-void" warning
2859 * tree-cfg.c (execute_warn_function_return): Don't look at
2860 RETURN_EXPRs with TREE_NO_WARNING set.
2863 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
2864 for internal functions doesn't use registers used by global registers
2865 variables. Use fewer register parameters if there are global register
2868 2005-09-06 Olivier Hainque <hainque@adacore.com>
2869 Eric Botcazou <ebotcazou@adacore.com>
2872 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
2873 when we would be extracting outside its bit span (bitpos+bitsize
2874 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
2875 Ada unchecked conversions.
2877 2005-09-06 Steven Bosscher <stevenb@suse.de>
2879 * tree-ssa-pre.c (try_look_through_load): New function.
2880 (compute_avail): Use it to try to look through loads for some
2881 more useful expressions.
2883 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2885 * simplify-rtx.c (simplify_binary_operation_1): Correct the
2886 condition for detecting cases like (a&a) and (a^a).
2888 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
2890 * common.opt: Add option ftree-vect-loop-version.
2891 * params.def: Add --param vect-max-version-checks.
2892 * doc/invoke.texi: Document ftree-vect-loop-version and
2893 --param vect-max-version-checks.
2894 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
2895 may_misalign_stmts and defines for accessors.
2896 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
2897 LOOP_VINFO_MAY_MISALIGN_STMTS.
2898 (destroy_loop_vec_info): VEC_free for
2899 LOOP_VINFO_MAY_MISALIGN_STMTS.
2900 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2901 Update documentation.
2902 (vect_update_misalignment_for_peel): New.
2903 (vect_enhance_data_refs_alignment): Update to choose loop
2904 peeling or loop versioning if appropriate for the (potentially)
2905 unaligned data references in the loop.
2906 (vect_analyze_data_refs_alignment): Remove call to
2907 vect_enhance_data_refs_alignment so the checks can be done
2909 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
2910 and move up call to vect_analyze_data_refs_alignment.
2911 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
2912 (vect_transform_loop): Add call to loop_version.
2914 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2916 PR rtl-optimization/23098
2917 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
2918 * simplify-rtx.c (constant_pool_reference_p): New function.
2919 * rtl.h (constant_pool_reference_p): New prototype.
2920 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
2921 constant_pool_reference_p in condition and
2922 avoid_constant_pool_reference in preparation statements.
2924 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
2926 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
2927 STRICT_LOW_PART SETs.
2929 2005-09-06 Alan Modra <amodra@bigpond.net.au>
2932 * except.c (sjlj_emit_function_enter): Find the function begin
2933 note even when it's not in first basic block.
2935 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
2937 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
2938 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
2939 * aclocal.m4: Regenerate.
2941 2005-09-05 DJ Delorie <dj@redhat.com>
2943 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
2946 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
2948 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
2949 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
2950 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
2951 Follow spelling conventions.
2952 * doc/invoke.texi: Follow spelling conventions.
2954 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2956 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
2957 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
2958 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
2960 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2963 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
2964 (output_stack_adjust): Use gen_tmp_stack_mem.
2965 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
2966 (sh_set_return_address, sh_allocate_initial_value): Likewise.
2967 (sh_get_pr_initial_val): Likewise.
2968 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
2969 (sh_initialize_trampoline): Likewise. Also use adjust_address.
2970 * sh.md (divsi_inv_m0): Use gen_const_mem.
2971 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
2972 (movdf_i4+1): Use gen_tmp_stack_mem.
2973 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
2974 (fpu_switch+2): Likewise.
2975 (movv4sf_i, movv16sf_i): Use adjust_address.
2976 (symGOT_load): Set MEM_NOTRAP_P bit.
2978 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2981 * pa.c (emit_move_sequence): Fix typo in last change.
2983 2005-09-03 Jakub Jelinek <jakub@redhat.com>
2985 PR rtl-optimization/23454
2986 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
2989 2005-09-03 Richard Henderson <rth@redhat.com>
2990 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2993 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
2996 2005-09-02 Nicolas Pitre <nico@cam.org>
2998 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
2999 to bit_count to 32 bits.
3001 2005-08-31 Mark Mitchell <mark@codesourcery.com>
3004 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
3005 generating synthetic loads from volatile lvalues.
3007 005-09-02 Nick Clifton <nickc@redhat.com>
3009 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
3010 __ctzhi2, __clzhi2): New functions.
3012 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
3015 * tree-nested.c (struct var_map_elt): Mark with GTY.
3016 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
3018 (lookup_field_for_decl): Allocate new element in GC memory.
3019 (lookup_tramp_for_decl): Likewise.
3020 (convert_nl_goto_reference): Likewise
3021 (create_nesting_tree): Allocate info in GC memory. Likewise for
3023 (free_nesting_tree): Free with ggc_free instead of free.
3024 (root): New static variable.
3025 (lower_nested_functions): Remove root as local variable. And zero out
3026 root at the end of the function.
3028 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
3030 PR rtl-optimization/20365
3031 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
3032 to short. New member ix.
3033 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
3034 (simplify_plus_minus): Initialize ix members before calling qsort.
3036 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
3038 PR tree-optimization/23626
3039 * tree-cfg.c (replace_uses_by): Clean up eh info.
3041 2005-09-01 DJ Delorie <dj@redhat.com>
3043 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
3046 2005-09-01 David Edelsohn <edelsohn@gnu.org>
3048 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
3049 (rs6000_split_multireg_move): Use replace_equiv_address instead of
3052 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
3054 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
3055 do not issue warning for a variable definition following
3058 2005-09-01 Richard Henderson <rth@redhat.com>
3061 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
3062 conversion to CONST_VECTOR.
3064 2005-09-01 Richard Henderson <rth@redhat.com>
3067 * reload1.c (reload_as_needed): Check !CALL_P before calling
3068 fixup_eh_region_note.
3069 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
3071 2005-09-01 DJ Delorie <dj@redhat.com>
3073 * varasm.c (output_constant): Let the target resolve
3074 conversions of addresses to non-default pointer sizes.
3076 2005-09-01 Nicolas Pitre <nico@cam.org>
3078 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
3079 to alow matching ARM pre-indexed addressing mode.
3080 (arm_override_options): Remove now irrelevant comment.
3082 2005-09-01 Phil Edwards <phil@codesourcery.com>
3084 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
3085 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
3086 * config/i386/vxworks.h: Likewise.
3087 * config/i386/t-vxworksae: New file, for VxWorks AE.
3088 * config/i386/vxworksae.h: Likewise.
3090 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
3092 PR tree-optimization/23410
3093 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
3094 sequence is not wrapping during the first step.
3096 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3099 * dwarf2out.c (base_type_die): Compare char_type_node with
3100 TYPE_MAIN_VARIANT (type), not type.
3102 2005-09-01 Richard Guenther <rguenther@suse.de>
3104 PR tree-optimization/15366
3105 * common.opt: Add -finline-functions-called-once.
3106 Put -fearly-inlining in alphabetically ordered place.
3107 * doc/invoke.texi: Document new option.
3108 * ipa-inline.c (cgraph_decide_inlining): Honour
3109 flag_inline_functions_called_once.
3111 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3113 PR rtl-optimization/23478
3114 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
3115 (alloc_qty): Initialize it.
3116 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
3117 (combine_regs): Combine also n_throwing_calls_crossed fields.
3118 (find_free_reg): Don't attempt to caller-save pseudos crossing
3119 calls that might throw.
3120 * global.c (struct allocno): Add throwing_calls_crossed field.
3121 (global_alloc): Revert 2005-08-22 change. Initialize
3122 throwing_calls_crossed.
3123 (find_reg): Don't attempt to caller-save pseudos crossing calls that
3126 2005-09-01 Alan Modra <amodra@bigpond.net.au>
3129 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
3130 (mask64_operand): Reinstate code prior to 2005-06-11 change.
3131 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
3132 (and64_2_operand): Tweak to use predicate.
3133 (and_operand): Adjust for mask_operand changes.
3134 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
3135 (print_operand): Likewise.
3136 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
3137 (mask64_1or2_operand): Delete.
3138 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
3139 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
3140 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
3141 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
3142 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
3143 (rotldi3_internal4): Likewise.
3144 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
3145 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
3146 (ashldi3_internal7): Likewise.
3147 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
3148 (ashldi3_internal, ashldi3_internal9 split): Likewise.
3149 (anddi3 split): Don't match mask64_operand.
3150 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
3151 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
3152 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
3153 't' splitter predicate.
3154 (movdi_internal64 + 2): Revert 2005-06-11 change.
3156 2005-08-31 DJ Delorie <dj@redhat.com>
3158 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
3159 (m32c_asm_integer): Add support for 32 bit pointers.
3161 2005-08-31 Richard Henderson <rth@redhat.com>
3163 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
3164 component-like references for setting MEM_NOTRAP_P.
3166 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
3167 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
3169 2005-08-31 Richard Henderson <rth@redhat.com>
3171 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
3172 into a pseudo before applying gen_lowpart.
3174 2005-08-31 Geoffrey Keating <geoffk@apple.com>
3176 * doc/install.texi (Specific): Update cctools version required
3177 for full functionality.
3178 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
3179 linkers as -macosx_version_min.
3181 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
3184 * sh.c (print_operand, %R and %S): Add handling of floating point
3185 registers, memory, constants and invalid operands.
3187 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
3189 * ipa-pure-const.c: Change dump name.
3191 2005-08-31 Uros Bizjak <uros@kss-loka.si>
3194 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
3195 to "reg_or_0_operand".
3196 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
3198 2005-08-31 Dale Johannesen <dalej@apple.com>
3200 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
3201 loops that count down.
3203 2005-08-31 Richard Henderson <rth@redhat.com>
3206 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
3207 (fixup_eh_region_note): New.
3208 (reload_as_needed): Call it.
3209 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
3210 don't call find_many_sub_basic_blocks; call verify_flow_info.
3211 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
3212 (keep_stack_depressed): Likewise.
3213 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
3215 2005-08-31 Richard Henderson <rth@redhat.com>
3217 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
3220 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
3222 * expr.c (expand_expr_real_1): Compare size of address
3223 mode to target's address mode size in deciding expansion of
3224 the constant address.
3226 2005-08-31 Richard Guenther <rguenther@suse.de>
3229 * expr.c (all_zeros_p): New function.
3230 (expand_expr_real_1): Handle the case of an all-zero
3231 non-addressable constructor separately.
3233 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
3235 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
3236 arguments, adjust all callers.
3237 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
3239 2005-08-30 Richard Henderson <rth@redhat.com>
3242 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
3243 whenever the mode sizes match.
3245 2005-08-31 Alan Modra <amodra@bigpond.net.au>
3247 * calls.c (load_register_parameters): Fix comment typo.
3248 * expr.c (emit_push_insn): Comment formatting.
3250 2005-08-30 Ian Lance Taylor <ian@airs.com>
3252 * config/i386/x-cygwin (host-cygwin): Change dependency from
3253 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
3255 2005-08-29 Geoffrey Keating <geoffk@apple.com>
3257 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
3260 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
3263 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
3264 call to ggc_collect.
3266 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
3269 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
3270 beginning. Remove $(INCLUDES) from all the rules, if following
3271 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
3273 2005-08-29 Jakub Jelinek <jakub@redhat.com>
3276 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
3277 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
3278 not constant, but maxlen is, don't set len to maxlen, rather
3279 set maxlen to len if len is a constant.
3281 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
3283 PR tree-optimization/23475
3284 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
3287 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
3289 Fix PR middle-end/22455
3291 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
3292 Checksum only the parts of the tree that exist for the tree code.
3294 2005-08-28 Dale Johannesen <dalej@apple.com>
3296 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
3298 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
3300 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
3302 2005-08-28 Richard Henderson <rth@redhat.com>
3304 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
3305 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
3308 2005-08-28 Jakub Jelinek <jakub@redhat.com>
3311 * builtins.c (get_memory_rtx): Don't strip nops
3312 in between COMPONENT_REFs.
3314 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
3317 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
3319 (gimplify_modify_expr): Check for zero sized types and gimplify the
3320 rhs and lhs as statements.
3322 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
3325 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
3326 state for return address column of signal frames.
3328 2005-08-27 David Edelsohn <edelsohn@gnu.org>
3331 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
3332 bytes >= 2 not bytes == 2.
3333 (expand_block_move): Same.
3335 2005-08-27 Richard Guenther <rguenther@suse.de>
3338 * config/i386/sse.md (sse2_movsd): Add missing closing
3341 2005-08-27 Paul Brook <paul@codesourcery.com>
3343 * genrecog.c (enum decision_type): Add DT_num_insns.
3344 (struct decision_test): Add u.num_insns.
3345 (add_to_sequence): Add DT_num_insns test.
3346 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
3347 (write_cond, debug_decision_2): Ditto.
3348 (change_state): Assume peep2_next_insn never fails.
3349 Remove "afterward" argument.
3350 (write afterward, write_tree): Update to match.
3351 * recog.c (peep2_current_count): New variable.
3352 (peep2_next_insn): Check it.
3353 (peephole2_optimize): Set peep2_current_count.
3354 * recog.h (peep2_current_count): Declare.
3356 2005-08-26 Josh Conner <jconner@apple.com>
3359 * ipa-pure-const.c (check_tree): Check for volatile-ness
3360 when considering a dereference.
3362 2005-08-27 Jakub Jelinek <jakub@redhat.com>
3364 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
3366 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3368 PR rtl-optimization/23561
3369 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
3370 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
3371 at most LEN bytes long memory fits into the field.
3372 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
3373 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
3374 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
3376 2005-08-26 Richard Henderson <rth@redhat.com>
3379 * loop.c (biased_biv_may_wrap_p): New.
3380 (maybe_eliminate_biv_1): Use it to suppress non-equality
3381 comparison transformations. Delete disabled code.
3383 2005-08-26 Ian Lance Taylor <ian@airs.com>
3385 * combine.c (make_extraction): Avoid reference outside object.
3387 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
3389 * stor-layout.c (finalize_type_size): Restore behaviour for
3390 non-aggregate types to the status quo ante of the patch for
3391 pr 23467. Document why it matters.
3393 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3396 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
3397 array by one element, initialize the BT_LAST element with NULL.
3399 2005-08-26 David Edelsohn <edelsohn@gnu.org>
3401 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
3402 optimizing for size.
3404 (compare_plus_eqsi): Same.
3405 (plus_eqsi_compare): Same.
3406 (neg_eq0<mode>): Same.
3407 (neg_eq<mode>): Same.
3409 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
3412 2005-08-26 Nick Clifton <nickc@redhat.com>
3414 * config/v850/v850.c (ep_memory_operand): Return FALSE if
3415 TARGET_EP is not defined.
3416 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
3417 TARGET_EP is enabled.
3418 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
3419 * config/v850/v850.md (save_all_interrupt): Only use the EP
3420 register if TARGET_EP is defined.
3421 (restore_all_interrupt): Likewise.
3422 * config/v850/lib1funcs.asm: Update functions so that the EP
3423 register is only used if __EP__ is defined.
3425 2005-08-26 David Ung <davidu@mips.com>
3427 * config/mips/mips.c (mips_expand_prologue): Handle case when
3428 generating for MIPS16 and the outgoing argument area is more than
3429 SMALL_OPERAND. Use the frame pointer as temporary to generate the
3432 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
3434 * config/crx/crx.md: Make doloop_end pattern usage controllable
3435 via mloop-nesting=<max-nesting> command line switch. Make sure
3436 the combiner cannot use doloop_end_<mode> in an illegal way.
3437 * config/crx/crx.c: Use regs up to r6 for argument passing.
3438 Refine crx_address_cost (non cst4 displacements are expensive).
3439 * config/crx/crx.opt: Add switch for mloop-nesting=.
3441 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
3443 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
3444 (UNSPEC_MVST): New constant.
3446 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
3448 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
3449 Reject operands containing eliminable registers.
3450 * testsuite/gcc.dg/20050825-1.c: New testcase.
3452 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3453 Jan Hubicka <jh@suse.cz>
3455 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
3457 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3459 PR tree-optimization/23546
3460 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
3463 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
3465 * params.def (PARAM_MIN_SPEC_PROB): New.
3466 * sched-rgn.c (MIN_PROBABILITY): Delete.
3467 (compute_trg_info): Convert to PARAM_VALUE.
3468 * doc/invoke.texi (param): Document min-spec-prob.
3470 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
3472 * config/darwin.h: define __PIC__
3473 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
3474 TARGET_OS_CPP_BUILTINS macro.
3476 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3478 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
3481 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3483 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
3485 * cfghooks.c (duplicate_block): Added position where to place
3486 new block as argument.
3487 * cfghooks.h (duplicate_block): Declaration changed.
3488 * cfglayout.c (copy_bbs): Add argument after. Pass it to
3490 * cfglayout.h (copy_bbs): Declaration changed.
3491 * cfgloop.h (loop_version): Declaration changed.
3492 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
3493 position to copy_bbs.
3494 (loop_version): Pass position to duplicate_loop_to_header_edge.
3495 Add place_after argument and position new blocks according to
3497 * modulo-sched.c (sms_schedule): Pass place_after argument
3499 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
3500 * tree-cfg.c (split_edge_bb_loc): New function.
3501 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
3502 to determine position of new blocks.
3503 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
3505 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
3506 argument to duplicate_block.
3507 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
3508 Pass position to copy_bbs.
3510 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3512 * fold-const.c (ptr_difference_const): Use
3513 cst_and_fits_in_hwi instead of host_integerp.
3515 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3517 * config/darwin.c (gen_pic_offset): New.
3518 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
3521 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
3523 PR tree-optimization/23486
3524 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
3526 2005-08-23 Phil Edwards <phil@codesourcery.com>
3528 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
3529 remove use_collect2.
3530 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
3532 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
3533 configuration files to override the default value.
3535 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
3536 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
3537 * config/vx-common.h: New file, split out from...
3538 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
3539 * config/vxworksae.h: New file, for VxWorks AE.
3540 * config/vxworks.opt: New file.
3541 * config/vxlib.c: Update for VxWorks 6.
3543 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
3544 other MULTILIB_* variables appropriately.
3545 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
3546 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
3547 * config/rs6000/vxworks.h: Update for VxWorks 6.
3548 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
3550 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
3553 * config/darwin.c (machopic_select_section): Remove the hack to
3554 mark "::operator new" and "::operator delete" for coalescing
3555 even though they are not weak.
3557 2005-08-24 Alan Modra <amodra@bigpond.net.au>
3559 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
3560 * configure: Regenerate.
3562 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3565 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
3567 * convert.c (convert_to_integer, convert_to_vector): Likewise.
3568 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
3571 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3573 * config/rs6000/predicates.md (equality_operator): New.
3574 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
3575 comparison with a large constant.
3577 2005-08-23 Mark Mitchell <mark@codesourcery.com>
3579 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
3581 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
3583 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
3584 registers is even, and we have a hardware double precision fp,
3586 (sh_gimplify_va_arg_expr): For floating point arguments, consider
3587 size of current argument when checking if argument was passed in
3590 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
3593 * stor-layout.c (finalize_type_size): Dont override
3594 existing alignment with a smaller alignment from the mode.
3596 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3598 * lambda-code.c (lambda_vector_lexico_pos): Moved...
3599 * lambda.h (lambda_vector_lexico_pos): ... here.
3600 * tree-data-ref.c (build_classic_dist_vector): Return false when
3601 the distance vector is lexicographically negative.
3603 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3605 PR tree-optimization/23511
3606 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
3607 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
3609 2005-08-23 Jakub Jelinek <jakub@redhat.com>
3611 PR tree-optimization/22043
3612 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
3613 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
3614 If ALLOW_FLEXARR, handle types ending with flexible array member.
3615 Pass false as second argument to recursive count_type_elements calls.
3616 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
3617 argument to count_type_elements call.
3618 * tree-sra.c (decide_block_copy): Likewise.
3619 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
3620 for a constant-sized object, set cleared as well. Pass true as
3621 second argument to count_type_elements call.
3623 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3626 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
3627 from legitimate_small_data_p, and make global. Update use.
3628 Remove forward declaration.
3629 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
3631 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
3633 2005-08-23 David Edelsohn <edelsohn@gnu.org>
3635 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
3636 of scratch intermediates.
3637 (eq<mode>_compare): Same.
3638 (neg_eq0<mode>): New.
3639 (neg_eq<mode>): Convert to define_insn_and_split.
3641 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3644 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
3645 stdarg functions, set/clear the fp marker even when no variable
3647 * config/rs6000/sysv4.opt (mprototype): Describe.
3649 2005-08-22 Jakub Jelinek <jakub@redhat.com>
3651 PR rtl-optimization/23478
3652 * regs.h (reg_info): Add throw_calls_crossed.
3653 (REG_N_THROWING_CALLS_CROSSED): Define.
3654 * flow.c (allocate_reg_life_data): Initialize
3655 REG_N_THROWING_CALLS_CROSSED.
3656 (propagate_one_insn, attempt_auto_inc): Update
3657 REG_N_THROWING_CALLS_CROSSED.
3658 * global.c (global_alloc): Don't allocate pseudos across
3659 calls that may throw.
3661 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
3664 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
3665 value is inbetween the range if we did not find an exact match.
3667 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
3669 * doc/invoke.texi (Option Summary): Add ms1 options.
3670 * doc/extend.texi: Document interrupt handler attribute for ms1.
3671 * doc/md.texi: Document ms1 constraints.
3672 * config.gcc: Add ms1-*-elf.
3673 * config/ms1/ms1.h: New.
3674 * config/ms1/ms1.c: New.
3675 * config/ms1/ms1.md: New.
3676 * config/ms1/ms1-protos.h: New.
3677 * config/ms1/ABI.txt: New.
3678 * config/ms1/crti.asm: New.
3679 * config/ms1/crtn.asm: New.
3680 * config/ms1/lib2extra-funcs.c: New.
3681 * config/ms1/t-ms1: New.
3682 * config/ms1/ms1.opt: New.
3684 2005-08-22 Ira Rosen <irar@il.ibm.com>
3686 * config/rs6000/altivec.md (xorv4sf3): New.
3687 (negv4sf2, neg<mode>2): Likewise.
3689 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
3692 * config/ia64/ia64.md (divsi3): Check divide by zero.
3693 (udivsi3): Likewise.
3695 (udivdi3): Likewise.
3697 2005-08-21 Jakub Jelinek <jakub@redhat.com>
3699 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
3700 up to elem_bitsize bits, not max_bitsize.
3702 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3704 PR tree-optimization/23433
3705 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
3706 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
3708 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3710 PR tree-optimization/23434
3711 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
3712 the iteration bound is not an INTEGER_CST.
3714 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
3716 * tree-vect-transform.c (get_initial_def_for_reduction): Set
3717 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
3718 NULL if need_epilog_adjust is false.
3719 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
3720 Case 3 always peels first itration, not just for PLUS case, and no need
3721 to use scalar_initial_def here. Create an epilog adjustment only if
3722 scalar_initial_def is not NULL.
3724 (vectorizable_reduction): Remove assert.
3726 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
3729 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
3730 (__moddi3): Likewise.
3731 (__udivdi3): Likewise.
3732 (__umoddi3): Likewise.
3733 (__divsi3): Likewise.
3734 (__modsi3): Likewise.
3735 (__udivsi3): Likewise.
3736 (__umodsi3): Likewise.
3738 2005-08-20 Jakub Jelinek <jakub@redhat.com>
3740 * tree-pass.h (TDF_GRAPH): Define.
3741 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
3742 * passes.c (finish_optimization_passes): Only call
3743 finish_graph_dump_file if TDF_GRAPH is set.
3744 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
3745 NULL. Set TDF_GRAPH bit.
3746 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
3748 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
3750 * arm.h (arm_stack_offsets): Add locals_base field.
3751 * arm.c (arm_get_frame_offsets): Compute it.
3752 (thumb_compute_initial_elimination offset): Make the Thumb frame
3753 pointer point to the base of the local variables.
3754 (thumb_expand_prologue): Update accordingly.
3755 (thumb_expand_epilogue): Likewise.
3757 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
3758 mode of clobbered scratch to DImode. Handle a case that's known to
3761 2005-08-19 David Edelsohn <edelsohn@gnu.org>
3763 * config/rs6000/rs6000.md (gt0<mode>): Delete.
3764 (gt0<mode>_compare): Delete.
3765 (neg_gt0<mode>): Delete.
3767 2005-08-19 Eric Christopher <echristo@apple.com>
3769 * optabs.h: Change CTI_ to COI_.
3772 2005-08-19 James E Wilson <wilson@specifix.com>
3774 * builtins.c (expand_builtin_return_addr): Set
3775 current_function_accesses_prior_frames when count != 0. Use
3776 frame_pointer_rtx when count == 0.
3777 * function.h (struct function): Add accesses_prior_frames field.
3778 (current_function_accesses_prior_frames): Define.
3779 * reload1.c (init_elim_table): Check
3780 current_function_accesses_prior_frames.
3781 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
3783 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3785 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
3786 indicator. Return true if the flowgraph changed during
3789 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3792 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
3793 conditional expression before testing its value.
3795 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3797 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
3799 2005-08-19 Devang Patel <dpatel@apple.com>
3801 PR tree-optimization/23048
3802 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
3803 third parameter. Check whether latch is dominated by exit
3805 (if_convertible_loop_p): Supply exit block itself to
3806 if_convertible_bb_p.
3808 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3811 * arm.md (arm_load_pic_register): Change argument to the mask of
3812 saved registers. Call thumb_find_work_register if we need a
3813 scratch register on Thumb.
3814 (arm_expand_prologue): Pass empty register set to
3815 arm_load_pic_register.
3816 (thumb_expand_prologue): Pass live_regs_mask directly to
3817 arm_load_pic_register.
3818 * arm-protos.h (arm_load_pic_register): Update prototype.
3820 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
3822 * sh.c (find_sole_member): New function.
3823 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
3824 if the record's alignment is larger than the size of its only member.
3826 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3829 * arm.c (thumb_legitimize_reload_address): New function.
3830 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
3831 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
3833 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
3835 * config/crx/crx.c: Implement crx_decompose_address. Reject
3836 symbolic displacements since CRX register relative adressing
3837 mode can't handle unsigned 32-bit values as displacements.
3838 * config/crx/crx.h: Simplify definitions, remove redundant
3839 parenthesis and obsolete macros.
3840 * config/crx/crx.opt: Add new switch for debugging addresses.
3841 * config/crx/crx-protos.h: Add new declarations for above.
3843 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
3846 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
3849 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3851 * collect2.c (dup2): Delete.
3852 * configure.ac: Don't check for dup2.
3854 * config.in, configure: Regenerate.
3856 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
3858 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
3859 record with the type of its only member.
3861 2005-08-18 David Edelsohn <edelsohn@gnu.org>
3863 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
3864 define_insn_and_split.
3865 (plus_ltu<mode>_compare): Same.
3866 (gtu<mode>_compare): Same.
3867 (plus_gtu<mode>_compare): Same.
3869 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
3871 PR tree-optimization/22228
3872 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
3874 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
3875 are recorded in vect_vnames_to_rename for renaming.
3876 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
3877 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
3878 in vect_vnames_to_rename.
3879 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
3880 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
3882 2005-08-18 Jan Hubicka <jh@suse.cz>
3885 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
3886 info only for local statics, not for member variables.
3888 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3890 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
3892 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3894 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
3896 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
3899 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
3901 2005-08-17 James E Wilson <wilson@specifix.com>
3903 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3906 2005-08-17 David Edelsohn <edelsohn@gnu.org>
3908 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
3909 (leu<mode>_compare): Same.
3910 (plus_leu<mode>): Same.
3911 (neg_leu<mode>): Same.
3912 (and_neg_leu<mode): Same.
3913 (ltu<mode>_compare): Same.
3914 (plus_ltu<mode>): Same.
3916 (geu<mode>_compare): Same.
3917 (plus_geu<mode>): Same.
3918 (neg_geu<mode>): Same.
3919 (and_neg_geu<mode>): Same.
3920 (plus_gt<mode>): Same.
3921 (gtu<mode>_compare): Same.
3922 (plus_gtu<mode>): Same.
3924 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
3926 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
3927 Move call_table_data to end. Delete spurious .text.
3928 (callt_save_all_interrupt): Fix comment typo.
3930 2005-08-17 James E Wilson <wilson@specifix.com>
3931 Kevin Winchester <winchester@amirix.com>
3934 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
3936 2005-08-17 Uros Bizjak <uros@kss-loka.si>
3939 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
3940 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
3942 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
3944 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
3945 record with the type of its only member if the modes don't match.
3947 * varasm.c (decode_reg_name): Skip empty additional register names.
3949 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
3951 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
3952 lsm_tmp_name_length): New.
3953 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
3954 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
3956 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3957 Andreas Krebbel <krebbel1@de.ibm.com>
3959 * config.gcc: Added z9-109 switch.
3960 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
3961 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
3962 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
3963 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3964 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
3965 for "z9_109" cpu attribute.
3966 * config/s390/s390.c (z9_109_cost): New processor cost structure.
3967 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
3968 (s390_handle_arch_option): Added z9-109 switch.
3969 (override_options): Set respective cost function for z9-109.
3970 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
3971 (legitimate_reload_constant_p): Accept extended immediates.
3972 (print_operand): Three new output modifiers added: k, m and o.
3973 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
3974 (s390_output_mi_thunk): Use extended immediate when possible.
3975 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
3976 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
3977 (CONSTRAINT_LEN): Added length of O constraint.
3978 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
3979 * config/s390/s390.md ("cpu"): New value z9_109 added.
3980 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
3981 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
3982 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
3983 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
3984 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
3985 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
3986 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
3987 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
3988 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
3989 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
3990 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
3991 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
3992 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
3993 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
3994 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
3996 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
3997 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
3998 insns for TARGET_EXTIMM.
4000 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
4002 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
4004 2005-08-17 Nick Clifton <nickc@redhat.com>
4006 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
4007 Call default_encode_section_info.
4009 2005-08-17 Steven Bosscher <stevenb@suse.de>
4011 PR tree-optimization/21574
4012 * tree-ssa-ccp.c (likely_value): If the right hand side is a
4013 constant, return CONSTANT.
4014 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
4015 (ccp_fold, visit_assignment): Likewise.
4016 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
4018 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4020 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
4021 fold_buildN instead of buildN then fold_initializer or fold.
4022 (build_unary_op): Likewise.
4023 (build_binary_op): Likewise.
4024 * fold-const.c (fold_initializer): Remove.
4025 (fold_build1_initializer): New function.
4026 (fold_build2_initializer): New function.
4027 (fold_build3_initializer): New function.
4028 * tree.h (fold_initializer): Remove.
4029 (fold_build1_initializer): New function.
4030 (fold_build2_initializer): New function.
4031 (fold_build3_initializer): New function.
4033 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4035 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
4036 (try_move_mult_to_index): Call fold_build2 instead of build2.
4037 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
4038 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
4039 fold_binary_to_constant.
4040 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
4042 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
4043 check if A == gcd (A, B). Remove TYPE argument.
4044 (analyze_offset) Use fold_build2 instead of fold (build.
4045 (create_data_ref): Likewise.
4046 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
4047 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
4050 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
4052 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
4053 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
4055 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
4058 * gimplify.c (zero_sized_type): New function.
4059 (gimplify_modify_expr_rhs): If we have a zero sized type,
4060 replace the statement with an empty statement.
4062 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
4064 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
4067 2005-08-16 Ian Lance Taylor <ian@airs.com>
4069 * doc/tm.texi (Label Output): Correct typo.
4071 2005-08-16 Steven Bosscher <stevenb@suse.de>
4074 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
4075 force_operand will work later on using have_insn_for.
4077 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4079 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
4081 2005-08-16 Ian Lance Taylor <ian@airs.com>
4084 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
4085 vector type, don't try to construct it element by element. Add an
4086 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
4088 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4090 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
4092 2005-08-16 Geoffrey Keating <geoffk@apple.com>
4094 * doc/invoke.texi (Precompiled Headers): Document some more options
4095 which are known to be safe.
4097 2005-08-16 James E Wilson <wilson@specifix.com>
4099 PR tree-optimization/21105
4100 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
4101 TREE_OVERFLOW check.
4103 2005-08-16 David Edelsohn <edelsohn@gnu.org>
4105 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
4106 (neg_ltu<mode>): Same.
4108 (neg_gtu<mode>): Same.
4110 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4112 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
4113 (fold_builtin_isdigit): Use fold_buildN.
4114 (build_function_call_expr): Likewise.
4115 * c-typeck.c (c_finish_loop): Likewise.
4117 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
4118 Richard Shann <rshann@superh.com>
4120 PR middle-end/20396:
4121 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
4123 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
4125 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
4127 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
4130 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
4131 arm_compure_save_reg0_reg12_mask to determine when the PIC register
4134 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4137 * fold-const.c (build_range_check): Disable optimization for function
4138 pointer expressions on targets that require function pointer
4141 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
4143 * simplify-rtx.c (simplify_const_relational_operation): When
4144 extracting arguments of a COMPARE, recompute the mode as well.
4146 2005-08-15 Ian Lance Taylor <ian@airs.com>
4148 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
4150 2005-08-15 DJ Delorie <dj@redhat.com>
4152 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
4154 (movsi_splittable): Allow, but split, moves to the stack.
4155 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
4158 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4160 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
4161 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
4162 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
4164 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
4165 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
4166 Delete HOST_PTR_PRINTF.
4168 * configure, config.in: Regenerate.
4170 2005-08-15 David Edelsohn <edelsohn@gnu.org>
4172 * config/rs6000/rs6000.md (QHSI): New mode macro.
4173 (wd): Extend mode attr for QImode and HImode
4174 (dbits): New mode attr.
4175 (zero_extend<mode>di2): Convert to mode macro.
4177 2005-08-15 Steve Ellcey <sje@cup.hp.com>
4180 * doc/invoke.texi (-mgnu-ld): Update description.
4183 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4186 * Makefile.in (tree-chrec.o): Depends on real.h.
4187 * tree-chrec.c: Include real.h.
4188 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
4189 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
4190 * tree-scalar-evolution.c (add_to_evolution_1,
4191 interpret_rhs_modify_expr): Ditto.
4193 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4196 * tree-data-ref.c (estimate_niter_from_size_of_data): When
4197 step is negative compute the estimation from init downwards to zero.
4199 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
4201 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
4203 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4205 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
4207 (legitimate_reload_constant_p): Fix handling of lliXX operands.
4208 Accept double-word constants that can be split.
4209 * config/s390/s390.md ("movti"): Use 'P' constraint.
4210 ("*movdi_31", "*movdf_31"): Likewise.
4212 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
4214 Fix PR tree-optimization/22615
4216 * tree-ssa-structalias.c (solution_set_add): Handle
4217 first_vi_for_offset returning NULL.
4218 (do_da_constraint): Ditto.
4219 (do_sd_constraint): Ditto.
4220 (do_ds_constraint): Ditto
4221 (find_func_aliases): Ditto.
4222 (build_constraint_graph): RHS is allowed be ANYTHING.
4223 (first_vi_for_offset): Return NULL if we couldn't find anything at
4226 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4228 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
4229 over memory as first operand.
4231 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
4234 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
4235 available for setting it.
4237 2005-08-14 Ira Rosen <irar@il.ibm.com>
4239 PR tree-optimization/23320
4240 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
4241 data-refs' types instead of base object nullness. Add check for
4242 pointer type data-refs before first location comparison. Remove
4245 2005-08-14 Andreas Schwab <schwab@suse.de>
4247 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
4249 2005-08-13 James E Wilson <wilson@specifix.com>
4251 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
4252 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
4253 -fstack-protector-all, --param ssp-buffer-size): Document.
4254 (-Wvariadic-macros): Alphabetize.
4255 (-fsched-stalled-insns-dep): Add missing 'f'.
4257 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
4260 2005-08-13 David Edelsohn <edelsohn@gnu.org>
4262 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
4263 or indirect address operand.
4264 (EXTRA_ADDRESS_CONSTRAINT): New.
4265 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
4267 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
4269 PR tree-optimization/22236
4270 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
4271 successors and predecessors.
4272 * tree-chrec.c (chrec_convert): Before converting, check that
4273 sequences don't wrap.
4274 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
4275 (analyze_array): Extern.
4276 (find_data_references_in_loop): Remove call to
4277 compute_estimated_nb_iterations.
4278 * tree-data-ref.h (analyze_array): Declared.
4279 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
4280 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
4281 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
4282 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
4284 * tree-ssa-loop-ivcanon.c: Fix documentation.
4285 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
4286 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
4287 (infer_loop_bounds_from_undefined): New.
4288 (estimate_numbers_of_iterations_loop): Use
4289 infer_loop_bounds_from_undefined.
4290 (used_in_pointer_arithmetic_p): New.
4291 (scev_probably_wraps_p): Pass an extra parameter. Call
4292 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
4293 (convert_step): Fix documentation.
4294 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
4295 Use initial_condition_in_loop_num and evolution_part_in_loop_num
4296 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
4297 scev_probably_wraps_p.
4299 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
4301 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
4302 (s390_register_info): Ignore clobbered_regs information for fixed
4303 registers, and only fixed registers.
4304 (s390_init_frame_layout): Remove redundant call.
4306 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
4308 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
4309 description of -Wold-style-casts.
4311 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4312 Jakub Jelinek <jakub@redhat.com>
4314 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4315 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
4316 * config/s390/s390.c (print_operand): New output modifier 'G' added.
4317 (get_thread_pointer): Renamed to s390_get_thread_pointer.
4318 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
4319 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
4320 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
4321 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4322 ("stack_protect_set", "stack_protect_test"): New expanders.
4323 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
4324 "stack_protect_testdi"): New insn definitions.
4326 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4328 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
4330 2005-08-12 Paul Brook <paul@codesourcery.com>
4332 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
4334 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4336 * config/s390/predicates.md (setmem_operand): New predicate.
4337 (shift_count_operand): Accept ANDs with special constants as
4339 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
4340 with special constants.
4341 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
4342 shift_count_operand with setmem_operand.
4344 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4346 * config/s390/s390.c (s390_extract_part, s390_single_part):
4348 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
4349 (s390_output_mi_thunk): Don't use lg on 31 bit.
4350 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
4351 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
4353 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4355 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
4356 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
4357 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
4358 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
4359 with one of the new macros.
4361 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4363 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
4364 Don't set save_return_addr_p.
4365 (s390_register_info): Make clobbered_regs not depending on
4368 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4370 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
4371 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
4373 2005-08-11 James E. Wilson <wilson@specifix.com>
4375 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
4377 2005-08-11 Jakub Jelinek <jakub@redhat.com>
4379 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
4380 locations gathered by var-tracking in single entry loc_list
4381 over loc_descriptor_from_tree.
4383 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
4384 pass it down to loc_descriptor.
4385 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
4386 (containing_function_has_frame_base): Move earlier in the file.
4387 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
4388 instead of always assuming fbreg can't be used.
4390 2005-08-11 David Edelsohn <edelsohn@gnu.org>
4392 * config/rs6000/altivec.md: Change constraint "m" to "Z".
4393 * config/rs6000/predicates.md (indexed_or_indirect_operand):
4394 Accept address wrapped in AND for Altivec.
4395 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4396 Strip AND wrapping offset address for Altivec.
4398 2005-08-11 Richard Henderson <rth@redhat.com>
4401 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
4402 before using TYPE_IS_SIZETYPE.
4404 2005-08-11 Richard Henderson <rth@redhat.com>
4407 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
4408 insn types not present on ev4.
4409 (alphaev5_insn_pipe): Similarly.
4411 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
4414 * arm.c (arm_override_options): If the user has selected callee-super-
4415 interworking, then enable normal interworking.
4417 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4419 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
4422 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
4424 * doc/rtl.texi: Fix two typos.
4426 2005-08-11 Richard Guenther <rguenther@suse.de>
4429 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
4430 cases where we call to/from functions returning void.
4432 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
4435 * tree.c (build_pointer_type_for_mode): Robustify.
4437 2005-08-10 James E Wilson <wilson@specifix.com>
4439 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
4440 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
4442 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
4445 2005-08-10 Eric Christopher <echristo@apple.com>
4447 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
4448 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
4451 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
4454 * config/darwin.c (machopic_indirect_data_reference): Use a new register
4455 for the high part when generating dynamic-no-pic code.
4457 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
4459 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
4460 (x86_64-*-linux*): Likewise.
4462 * config/i386/crtfastmath.c: New file.
4463 * config/i386/t-crtfm: Likewise.
4465 * config/i386/linux.h (ENDFILE_SPEC): New.
4466 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
4468 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
4471 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
4473 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
4474 (vec_shl, vec_shr): Document new operations.
4475 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
4477 2005-08-10 David Edelsohn <edelsohn@gnu.org>
4479 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
4480 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
4481 change predicate to indexed_or_indirect_address.
4483 2005-08-10 Richard Sandiford <richard@codesourcery.com>
4485 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
4486 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
4487 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
4488 and __aeabi_uwrite8.
4489 * config/arm/unaligned-funcs.c: New file.
4490 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
4492 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
4494 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
4496 * cfglayout.c (pass_insn_locators_initialize): Add dump.
4497 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
4499 * except.c (pass_convert_to_eh_region_ranges): Add dump.
4500 * final.c (pass_shorten_branches): Add dump.
4501 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
4502 (pass_life): Rename dump.
4503 (rest_of_handle_flow2): Remove initial verify_flow_info.
4504 * function.c (pass_instantiate_virtual_regs): Add dump.
4505 * integrate.c (pass_initial_value_sets): Add dump.
4506 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
4507 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
4508 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
4509 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
4510 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
4511 gate_rtl_unrool_and_peel_loops): New.
4512 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
4513 rtl_doloop): Do not look at flags.
4514 * mode-switching.c (pass_mode_switching): Add dump.
4515 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
4516 pass_split_before_regstack): Add dump.
4517 * regmove.c (pass_stack_adjustments): Add dump.
4518 * tree-optimize.c (pass_fixup_cfg): Add dump.
4520 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4523 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
4524 deciding which instruction sequence to use.
4526 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
4528 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
4529 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
4531 2005-08-09 Richard Guenther <rguenther@suse.de>
4533 * c-common.c (builtin_function_2): Remove.
4534 (def_builtin_1): New function.
4535 (c_common_nodes_and_builtins): Use def_builtin_1 to
4536 build builtin functions.
4538 2005-08-09 Jie Zhang <jie.zhang@analog.com>
4540 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
4541 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
4542 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
4545 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4547 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
4548 fold_binary instead of fold_build2 since we don't care about the
4550 (loop_niter_by_eval): Likewise.
4551 (compare_trees): Likewise.
4552 (proved_non_wrapping_p): Likewise.
4554 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4558 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
4559 if the if is really empty.
4561 2005-08-09 Steven Bosscher <stevenb@suse.de>
4563 PR tree-optimization/23234
4564 * tree-ssa-math-opts.c (place_reciprocal): New enum.
4565 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
4566 argument of the new enum.
4567 (execute_cse_reciprocals): Add reciprocals for function arguments
4568 on the unique successor edge of the entry block. Update other calls
4569 to execute_cse_reciprocals_1.
4571 2005-08-08 Richard Henderson <rth@redhat.com>
4574 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
4576 2005-08-08 Bob Wilson <bob.wilson@acm.org>
4578 * expr.c (write_complex_part): Return after handling MEM.
4580 2005-08-08 Josh Conner <jconner@apple.com>
4582 PR rtl-optimization/23241
4583 * combine.c (simplify_comparison): Fix error in determining
4584 whether to lift a subreg from comparison.
4586 2005-08-08 David Edelsohn <edelsohn@gnu.org>
4589 * config/rs6000/altivec.md (vec_init<mode>): New.
4590 (vec_set<mode>): New.
4591 (vec_extract<mode>): New.
4592 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
4593 (rs6000_expand_vector_set): New.
4594 (rs6000_expand_vector_extract): New.
4595 (rs6000_legitimate_offset_address_p): Offset addresses are valid
4596 for Altivec modes before reload.
4597 (altivec_expand_vec_init_builtin): New.
4598 (get_element_number): New.
4599 (altivec_expand_vec_set_builtin): New.
4600 (altivec_expand_vec_ext_builtin): New.
4601 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
4603 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
4605 * config/rs6000/rs6000.h (rs6000_builtins): Add
4606 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
4607 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
4608 * config/rs6000/rs6000-protos.h: Declare new functions.
4610 2005-08-08 Jan Hubicka <jh@suse.cz>
4612 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
4613 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
4614 * i386.md (movdi*): Use pic_32bit_operand.
4615 * predicates.md (pic_32bit_operand): New.
4617 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
4620 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
4622 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
4624 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
4625 (test_for_singularity): Use fold_build2.
4627 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4629 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
4631 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
4633 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
4634 (COMMON_ASM_OP) Define.
4635 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
4636 (ix86_encode_section_info): Likewise.
4637 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
4638 SUBTARGET_ENCODE_SECTION_INFO.
4640 2005-08-06 Richard Henderson <rth@redhat.com>
4643 * tree-nested.c (convert_local_reference): Save and restore val_only
4644 around component_ref and friends. Clear walk_subtrees by default.
4646 2005-08-06 Peter O'Gorman <peter@pogma.com>
4649 * gcc.c (process_command): Check the argument to -b has a dash.
4650 * doc/invoke.texi: Update -b and -V docs.
4652 2005-08-06 James E Wilson <wilson@specifix.com>
4654 * config/mips/cross64.h, config/mips/t-cross64: Delete.
4656 2005-08-06 Michael Matz <matz@suse.de>
4658 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
4659 member only if only one insn is associated with the value.
4661 2005-08-06 Nick Clifton <nickc@redhat.com>
4663 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
4665 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
4666 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
4667 Check symbol flags instead of symbol name mangling.
4668 (xstormy16_asm_output_aligned_common): Likewise. Also
4669 simplify code since the bss100_section cass is the only case
4670 where the below100 code will be triggered.
4671 (xstormy16_encode_section_info): Encode below100 attribute
4672 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
4674 (xstormy16_strip_name_encoding): Delete - this function is no
4676 (TARGET_STRIP_NAME_ENCODING): Undefine.
4677 * config/stormy16/stormy16-protos.h: Delete prototype for
4678 xstormy16_strip_name_encoding.
4680 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
4682 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
4683 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
4684 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
4685 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
4686 config/alpha/predicates.md, config/arc/arc.h,
4687 config/arm/arm.h, config/arm/ieee754-df.S,
4688 config/arm/ieee754-sf.S, config/bfin/bfin.c,
4689 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
4690 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
4691 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
4692 config/m68hc11/m68hc11.h, config/mips/mips.c,
4693 config/mips/mips.h, config/mips/openbsd.h,
4694 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
4695 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
4696 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4697 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
4698 config/sparc/linux.h, config/sparc/linux64.h,
4699 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
4700 doc/extend.texi, doc/gcov.texi, doc/install.texi,
4701 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
4702 typos. Follow spelling conventions.
4704 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
4707 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
4708 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
4709 specially. Check for side effects only for COND_EXPR.
4710 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
4711 return with TREE_NO_WARNING.
4713 2005-08-06 Richard Sandiford <richard@codesourcery.com>
4715 PR rtl-optimization/23233
4716 * loop.c (combine_movables): Require the modes to be the same.
4717 (move_movables): Remove handling of cases where the replacement
4718 had a different mode to the original.
4720 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
4722 PR tree-optimization/23128
4723 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
4724 subtraction wrap, and set TREE_OVERFLOW if they do.
4726 2005-08-05 Richard Henderson <rth@redhat.com>
4729 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
4730 FORCED_LABEL labels.
4732 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
4735 * reload.c (find_reloads_subreg_address): Pass down TYPE
4736 unchanged. Change all callers except find_reloads_toplev.
4738 2005-08-05 Michael Matz <matz@suse.de>
4740 * genattrtab.c (current_alternative_string): Remove.
4741 (SIMPLIFY_ALTERNATIVE): Ditto.
4742 (attr_alt_bit_p): Ditto.
4743 (alternative_name): Make const char *.
4744 (evaluate_eq_attr): Remove use of above things.
4745 (simplify_test_exp): Ditto.
4746 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
4747 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
4749 2005-08-04 James E Wilson <wilson@specifix.com>
4751 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
4752 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
4753 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
4754 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
4755 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
4757 2005-08-04 Richard Henderson <rth@redhat.com>
4760 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
4761 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
4762 * tree-sra.c (decide_block_copy): Use it. Disable element copy
4763 if we'd have to instantiate too many members.
4765 2005-08-04 Richard Henderson <rth@redhat.com>
4768 * tree-outof-ssa.c (coalesce_asm_operands): New.
4769 (coalesce_ssa_name): Use it. Split out ...
4770 (coalesce_phi_operands, coalesce_result_decls): ... these.
4772 2005-08-04 Paul Brook <paul@codesourcery.com>
4774 * read-rtl.c (read_quoted_string): Break if EOF.
4776 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
4778 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
4779 (fold_build2): Likewise.
4780 (fold_build3): Likewise.
4781 (fold_build1_stat): New function prototype.
4782 (fold_build2_stat): Likewise.
4783 (fold_build3_stat): Likewise.
4784 * fold-const.c (fold_build1): Rename to ..
4785 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4786 through to build1_stat.
4787 (fold_build2): Rename to ..
4788 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4789 through to build2_stat.
4790 (fold_build3): Rename to ..
4791 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4792 through to build3_stat.
4794 2005-08-04 David Edelsohn <edelsohn@gnu.org>
4795 Ian Lance Taylor <ian@airs.com>
4797 * function.c (assign_stack_local_1): Do not correct stack slot
4798 address if allocation size is smaller than mode size.
4800 2005-08-04 Diego Novillo <dnovillo@redhat.com>
4803 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
4804 (tree_merge_blocks): Propagate anything allowed by
4806 Clarify documentation.
4807 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
4808 SSA form, schedule an update if necessary.
4810 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
4812 * doc/install.texi (Binaries): Remove broken link to
4813 Sinix/Reliant Unix binaries.
4815 2005-08-03 Richard Henderson <rth@redhat.com>
4818 * function.c (stack_protect_epilogue): Export.
4819 * tree.h (stack_protect_epilogue): Declare.
4820 * calls.c (expand_call): Call it.
4822 2005-08-03 Eric Christopher <echristo@apple.com>
4824 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
4825 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
4828 2005-08-04 Jan Hubicka <jh@suse.cz>
4830 * profile.c (branch_prob): Split edges with goto locus on them
4831 to get proper line counts.
4832 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
4834 2005-08-03 Paul Brook <paul@codesourcery.com>
4836 * function.c (assign_parms): Round current_function_args_size
4837 to PARM_BOUNDARY, not STACK_BOUNDARY.
4839 2005-08-03 Geoffrey Keating <geoffk@apple.com>
4841 * config/i386/i386.c (x86_elf_aligned_common)
4842 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
4844 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
4846 PR tree-optimization/23157
4847 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
4848 before emitting them.
4850 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4852 PR tree-optimization/19899
4853 * Makefile.in (tree-scalar-evolution.o): Add real.h.
4854 * tree-scalar-evolution.c: Include real.h.
4855 (add_to_evolution): Build constant -1 of correct type.
4857 2005-08-03 Jan Hubicka <jh@suse.cz>
4859 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
4860 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
4861 profile updating for complette unrolling.
4862 * loop-unroll.c (peel_loop_completely): Use it.
4863 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
4864 (tree_unroll_loops_completely): Disable code growing unrolling of cold
4867 2005-08-03 Paul Brook <paul@codesourcery.com>
4869 * combine.c (can_change_dest_mode): New function.
4870 (try_combine, simplify_set): Use it.
4872 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
4874 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
4877 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
4879 * doc/install.texi (Specific): Adjust link to openavr.org.
4880 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
4881 (Binaries): Adjust HP-UX Porting Center link.
4882 (Binaries): Adjust Free Software Foundation ordering link.
4884 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
4886 * convert.c (convert_to_integer): Use fold_build1 instead of
4887 build1 when converting an integer to an integer.
4889 2005-08-02 Richard Henderson <rth@redhat.com>
4891 * combine.c (combine_instructions): Don't use reg_equal/equiv
4892 results if the mode doesn't match.
4894 2005-08-02 Mark Mitchell <mark@codesourcery.com>
4896 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
4897 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
4899 2005-08-02 Richard Henderson <rth@redhat.com>
4902 * explow.c (memory_address): Remove special-case for
4903 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
4905 2005-08-02 Diego Novillo <dnovillo@redhat.com>
4908 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
4909 number of calls to cleanup_tree_cfg_1.
4911 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
4913 * doc/invoke.texi: document file extensions .F90 and .F95
4915 2005-08-02 Richard Guenther <rguenther@suse.de>
4917 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
4918 positive if its first argument is positive.
4920 2005-08-02 Richard Guenther <rguenther@suse.de>
4922 PR tree-optimization/23177
4923 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
4926 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
4928 PR tree-optimization/23129
4929 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
4930 varying for divisions with anti-ranges.
4932 2005-08-02 Jan Hubicka <jh@suse.cz>
4934 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
4935 * tree-ssa-threadupdate.c (thread_block): Add it here.
4937 2005-08-01 James E Wilson <wilson@specifix.com>
4939 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
4940 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
4941 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
4943 * config/mips/predicates.md (const_call_insn_operand): Add check for
4944 SYMBOL_REF_LONG_CALL_P.
4945 * doc/extend.texi (long_call): Document the new attribute.
4947 2005-08-01 Ian Lance Taylor <ian@airs.com>
4948 Richard Henderson <rth@redhat.com>
4950 * Makefile.in (RTL_BASE_H): Add real.h.
4951 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
4953 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
4955 * rtl.c (rtl_check_failed_code_mode): New.
4956 * rtl.h (struct rtx_def): Add u.rv.
4957 (XCMWINT, XCNMPRV): New.
4958 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
4959 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
4961 2005-08-01 Richard Henderson <rth@redhat.com>
4963 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
4964 with auto-inc codes.
4966 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
4968 2005-08-01 Jan Hubicka <jh@suse.cz>
4970 * i386-protos.h (asm_preferred_eh_data_format): Declare.
4971 * i386.c: Include dwarf2.h
4972 (asm_preferred_eh_data_format): New.
4973 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
4975 2005-08-01 Ian Lance Taylor <ian@airs.com>
4977 * config/host-linux.c (linux_gt_pch_get_address): Add new name
4978 randomize_va_space for virtual address randomization control.
4980 2005-08-01 Steven Bosscher <stevenb@suse.de>
4982 * common.opt (flag_ipa_cp): Put in right place to maintain
4985 2005-08-01 Jan Hubicka <jh@suse.cz>
4987 * profile.c (compute_value_histograms): Fix thinko.
4988 * value-prof.c: Include toplev.h
4989 (check_counter): New function.
4990 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4991 tree_mod_subtract_transform): Add sanity check.
4993 2005-08-01 Richard Guenther <rguenther@suse.de>
4995 PR tree-optimization/23133
4996 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
4997 current functions parameter decls to find defs to cse
5000 2005-08-01 Richard Guenther <rguenther@suse.de>
5002 PR tree-optimization/23109
5003 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
5004 If trapping math is in effect, use post-dominator information
5005 to check if we'd in any case reach a trapping point before
5006 doing the reciprocal insertion.
5007 (execute_cse_reciprocals): Compute post-dominators, if necessary.
5008 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
5009 expressions are invariant only if trapping math is not in effect.
5011 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5013 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
5014 cgraph_function_versioning): New declarations.
5015 * cgraphunit.c: Add include to ipa-prop.h.
5016 (update_call_expr, cgraph_copy_node_for_versioning,
5017 cgraph_function_versioning): New functions.
5018 * integrate.c (copy_decl_for_inlining): Remove.
5019 * ipa-prop.h (ipa_replace_map): New struct.
5020 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
5021 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
5022 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
5023 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
5024 ipcp_iterate_stage, ipcp_method_scale_print,
5025 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
5026 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
5027 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
5028 ipcp_update_bb_counts, ipcp_update_profiling,
5029 ipcp_update_edges_counts): New functions.
5030 (ipcp_method_cval_init): Remove restriction regarding local methods.
5031 (ipcp_init_stage): Add ipcp_method_compute_scale.
5032 (ipcp_insert_stage): Add versioning.
5033 (ipcp_structures_print): Add ipcp_method_scale_print.
5034 (ipcp_driver): Dump profiling info.
5035 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
5036 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
5037 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
5038 (struct inline_data): Add versioning_p, ipa_info, new fields.
5039 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
5040 declare_return_variable): Replace calls to copy_decl_for_inlining with
5042 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
5044 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
5045 Add argument VERSIONING.
5046 (copy_arguments_for_versioning, copy_static_chain,
5047 function_versionable_p, tree_versionable_function_p,
5048 tree_function_versioning, replace_ref_tree): New functions.
5049 * tree-inline.h: Include varray.h.
5050 (tree_versionable_function_p, tree_function_versioning,
5051 tree copy_decl_for_dup): New declarations.
5053 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5055 * ipa-cp.c: New file. Contains IPCP specific functionality.
5056 * ipa-prop.h: New file. Contains structures/definitions that can be
5057 used by several interprocedural data flow optimizations (and also IPCP).
5058 * ipa-prop.c: New file.
5059 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
5060 * common.opt: Add ipa-cp flag.
5061 * timevar.def: Add IPCP optimization.
5062 * tree-optimize.c (init_tree_optimization_passes): Schedule
5064 * tree-pass.h (pass_ipa_cp): Declare.
5066 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
5068 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
5069 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
5070 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
5071 config/i386/i386.c, config/mips/mips.h,
5072 config/rs6000/rs6000.h, config/sh/sh.c,
5073 config/stormy16/stormy16.c: Fix comment typos.
5075 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
5078 * c-typeck.c (build_binary_op): Use common_type wrapper on
5080 (common_type): Update comment.
5082 2005-07-31 Steven Bosscher <stevenb@suse.de>
5085 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
5086 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
5087 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
5089 2005-07-31 Jan Hubicka <jh@suse.cz>
5091 * pretty-print.h (pp_widest_integer): New macro.
5092 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
5095 2005-07-31 Jan Hubicka <jh@suse.cz>
5097 * output.h (enum section_category): Export from varasm.c
5098 (categorize_decl_for_section): Likewise.
5099 * varasm.c (enum section_category): Kill.
5100 (categorize_decl_for_section): Make global.
5101 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
5103 * i386.c (ix86_section_threshold): New static variable.
5104 (ix86_in_large_data_p, ix86_encode_section_info,
5105 x86_64_elf_unique_section,
5106 x86_64_elf_select_section): New functions.
5107 (TARGET_ENCODE_SECTION_INFO): Define
5108 (override_options): Enable medium model for PIC.
5109 (ix86_expand_prologue): Expand gen_set_got_rex64.
5110 (legitimate_constant_p): Handle new UNSPECs.
5111 (legitimate_pic_address_disp_p): Likewise.
5112 (legitimize_pic_address): Lower MEDIUM model addressing.
5113 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
5114 (enum cmodel): Add MEDIUM_PIC.
5115 (SYMBOL_REF_FAR_ADDR_P): New macro.
5116 (SYMBOL_FLAG_FAR_ADDR): New flag.
5117 * i386.md (movdi): Support medium model.
5118 (set_got_rex64): New pattern.
5119 * i386.opt (mlarge-data-threshold): New flag.
5120 * predicates.md (zext_operand/sext_operand): Deal with medium model.
5121 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
5122 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
5123 TARGET_ASM_UNIQUE_SECTION): New.
5125 * invoke.texi (-mlarge_data_threshold): Document
5127 2005-07-31 Jan Hubicka <jh@suse.cz>
5129 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
5130 (coalesce_vars): Likewise.
5131 * tree-ssa-live.c (coalesce_cost): New.
5132 (build_tree_conflict_graph): Use coalesce_cost.
5133 * tree-ssa-live.h (coalesce_cost): Declare.
5135 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
5137 * arm.md (all peepholes for post-increment operations): Delete.
5138 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
5139 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
5140 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
5141 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
5142 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
5144 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
5146 * fold-const.c (tree_expr_nonnegative_p): Always return true for
5149 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
5152 * doc/invoke.texi: Document -rdynamic.
5154 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
5157 * c-parser.c (c_parser_parms_list_declarator): Call
5158 mark_forward_parm_decls.
5159 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
5160 decls with visibility structure.
5162 2005-07-30 Paul Brook <paul@codesourcery.com>
5164 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
5166 2005-07-30 Paul Brook <paul@codesourcery.com>
5168 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
5170 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
5172 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
5174 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5177 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
5178 nested function declarators.
5179 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
5180 (grokparms): Call warn_if_shadowing for parameters used within the
5182 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
5183 not used within the parameter list.
5184 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
5186 2005-07-30 Jan Hubicka <jh@suse.cz>
5188 * expr.c (expand_expr_real_1): Do not load mem targets into register.
5189 * i386.c (ix86_fixup_binary_operands): Likewise.
5190 (ix86_expand_unary_operator): Likewise.
5191 (ix86_expand_fp_absneg_operator): Likewise.
5192 * optabs.c (expand_vec_cond_expr): Validate dest.
5194 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5197 * real.c (real_from_string): Also set last bit if there is a
5198 nonzero hex digit beyond GCC's internal precision after ".".
5200 2005-07-29 David Edelsohn <edelsohn@gnu.org>
5202 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
5203 define_constants. Change duplicate values to unassigned numbers.
5204 Change UNSPEC_SUBS to UNSPEC_VSUBS.
5205 (*altivec_vspltsf): New.
5206 (altivec_vperm_v4sf): Delete.
5207 (altivec_vperm_<mode>): Use mode macro V.
5208 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
5209 (altivec_predicate_v4sf): Delete.
5210 (altivec_predicate_<mode>): Use mode macro V.
5211 (*altivec_lvesfx): New.
5212 (*altivec_stvesfx): New.
5213 (vec_realign_load_v4sf): Delete.
5214 (vec_realign_load_<mode>): Use mode macro V.
5215 * config/rs6000/rs6000.c (generate_set_vrsave): Use
5218 2005-07-29 Mark Mitchell <mark@codesourcery.com>
5221 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
5223 * configure: Regenerated.
5225 2005-07-29 Paul Brook <paul@codesourcery.com>
5227 * doc/install.texi: Add link to GFortran binaries wiki page.
5229 2005-07-29 David Ung <davidu@mips.com>
5231 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
5232 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
5233 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
5234 * config/mips/mips.md (cpu): Add 5kf name.
5235 (includes): Includes 5k.md.
5236 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
5237 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
5240 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5243 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
5244 (cleanup_tree_cfg): ... here.
5245 Call cleanup_tree_cfg_1 until there are no more cleanups to
5248 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
5250 * tree-vrp.c (compare_range_with_value): Return true or false
5251 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
5252 EQ_EXPR respectively.
5254 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
5256 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
5259 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5261 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
5262 (tree_ssa_dominator_optimize): Increment it.
5263 (dump_dominator_optimization_stats): Print it.
5265 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
5266 Steven Bosscher <stevenb@suse.de>
5268 PR rtl-optimization/23117
5269 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
5270 when head == tail. Tidy comment.
5272 2005-07-28 Richard Henderson <rth@redhat.com>
5274 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
5275 * cselib.c (rtx_equal_for_cselib_p): Likewise.
5276 * jump.c (rtx_renumbered_equal_p): Likewise.
5277 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
5278 CONST_INT and CONST_DOUBLE.
5279 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
5280 * reload.c (operands_match_p): Special case CONST_INT and
5281 CONST_DOUBLE; check mode earlier.
5283 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5286 * c-typeck.c (convert_for_assignment): Do not check
5287 DECL_IN_SYSTEM_HEADER on NULL fundecl.
5289 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5292 * c-typeck.c (composite_type): Prefer constant size arrays to
5295 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5298 * real.c (real_from_string): Set last bit if there is a nonzero
5299 hex digit beyond GCC's internal precision.
5301 2005-07-28 Richard Henderson <rth@redhat.com>
5304 * cfgcleanup.c (try_forward_edges): Watch out for end of
5307 2005-07-28 James E Wilson <wilson@specifixinc.com>
5310 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
5312 2005-07-28 Jan Hubicka <jh@suse.cz>
5314 * Makefile.in (rtl-profile.o): Kill all traces of it.
5315 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
5316 * coverage.h (rtl_coverage_counter_ref): Kill.
5317 * opts.c (flag_speculative_prefetching_set): Kill.
5318 (flag_loop_optimize_set): New.
5319 (common_handle_option): Disable loop optimizer when profiling;
5320 do not handle speculative prefetching.
5321 * passes.c (init_optimization_passes): Replace pass_profiling combo
5322 by branch_prob pass.
5323 * profile.c (compute_value_histograms): Update for simplified value
5325 (rtl_register_profile_hooks): Kill.
5326 (pass_profiling): Kill.
5327 (rest_of_handle_branch_prob): Do not profile.
5328 * toplev.c (process_options): Remove speculative prefetching.
5329 * toplev.h (flag_tree_based_profiling): Kill.
5330 * tree-profile.c (prepare_instrumented_value,
5331 tree_gen_interval_profiler, tree_gen_pow2_profiler,
5332 tree_gen_one_value_profiler, do_tree_profiling): Update for
5333 simplified datastructures.
5334 * value-prof.c: Add comment that speculative prefetching was dropped;
5335 update rest of file for simplified datastructures.
5336 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
5337 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
5338 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
5339 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
5340 rtl_mod_subtract, gen_speculative_prefetch,
5341 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
5342 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
5343 (gate_handle_value_profile_transformations,
5344 rest_of_handle_value_profile_transformations,
5345 pass_value_profile_transformations): Kill.
5346 * value-prof.h (histogram_value_t): Remove IL based unions.
5347 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
5348 rtl_profile_hooks): Remove hooks.
5350 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
5352 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
5353 (cgraph_clone_node): Likewise.
5354 * cgraph.h (cgraph_clone_edge): Update prototype.
5355 (cgraph_clone_node): Likewise.
5356 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
5358 (lookup_recursive_calls): Consider profile.
5359 (cgraph_decide_recursive_inlining): Fix updating; use new
5360 probability argument; use profile.
5361 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
5362 * tree-inline.c (copy_bb): Update clal of clone_edge.
5363 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
5365 * invoke.texi (min-inline-recursive-probability): Document.
5367 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
5369 * doc/install.texi (Configuration): Update Valgrind homepage.
5371 2005-07-28 Richard Henderson <rth@redhat.com>
5374 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
5375 labels we want to delete.
5376 (cfg_layout_merge_blocks): Likewise.
5378 2005-07-28 Richard Henderson <rth@redhat.com>
5381 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
5382 when expanding to nothing.
5384 2005-07-28 Josh Conner <jconner@apple.com>
5386 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
5387 (cgraph_decide_inlining_of_small_functions): Likewise.
5389 2005-07-28 Josh Conner <jconner@apple.com>
5391 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
5392 direction of badness if negative.
5393 (cgraph_default_inline_p): Add reason to parameters, and assign it
5395 (cgraph_decide_inlining_of_small_functions): New parameter in call
5396 to cgraph_default_inline_p.
5397 (cgraph_decide_inlining_incrementally): Likewise.
5398 * cgraphunit.c (decide_is_function_needed): Likewise.
5399 * cgraph.h (cgraph_default_inline_p): Likewise.
5401 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5403 * builtins.c: Fix comment typo(s).
5404 * genautomata.c: Likewise.
5405 * gimplify.c: Likewise.
5406 * tree-dfa.c: Likewise.
5407 * tree-flow-inline.h: Likewise.
5408 * tree-into-ssa.c: Likewise.
5409 * tree-ssa-alias.c: Likewise.
5410 * tree-ssa-ccp.c: Likewise.
5411 * tree-ssa-copy.c: Likewise.
5412 * tree-ssa-dce.c: Likewise.
5413 * tree-ssa-dom.c: Likewise.
5414 * tree-ssa-operands.c: Likewise.
5415 * tree-tailcall.c: Likewise.
5416 * tree-vectorizer.c: Likewise.
5417 * tree-vrp.c: Likewise.
5420 2005-07-28 Jeff Law <law@redhat.com>
5422 * tree-vrp.c (test_for_singularity): Extracted from ...
5423 (simplify_cond_using_ranges): Attempt to simplify a relational
5424 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
5426 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
5428 PR tree-optimization/22506
5429 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
5430 phis whose argument is constant.
5432 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
5434 PR rtl-optimization/18992
5435 Back out this patch:
5436 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5437 PR optimization/12142
5438 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
5439 uses of the register in the SET_SRC. Remove unnecessary argument.
5441 Replace it with this:
5442 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
5443 if flag_non_call_exceptions is set and the insn may trap, pass
5444 pc_rtx as dest for recursion.
5445 In SET_SRC part of SET case, if dest is already set, pass it down
5448 2005-07-28 Jan Hubicka <jh@suse.cz>
5450 * cfg.c (update_bb_profile_for_threading): Use RDIV.
5451 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
5452 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
5454 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
5455 profile when available.
5457 2005-07-28 Jan Beulich <jbeulich@novell.com>
5459 * config/ia64/ia64.c (ia64_load_pair_ok): New.
5460 (ia64_print_operand): Describe and handle 'X'.
5461 (ia64_register_move_cost): Also handle FP_REGS.
5462 (ia64_preferred_reload_class): Likewise.
5463 (ia64_secondary_reload_class): Likewise.
5464 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
5465 it. Also check for ITANIUM_CLASS_FLDP.
5466 * config/ia64/ia64.h (FP_REGNO_P): New.
5467 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
5468 (reg_class): Add FP_REGS.
5469 (REG_CLASS_NAMES): Adjust for it.
5470 (REG_CLASS_CONTENTS): Likewise.
5471 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
5472 (REG_CLASS_FROM_LETTER): Handle 'x'.
5473 (CLASS_MAX_NREGS): Handle FP_REGS.
5474 (MEMORY_MOVE_COST): Likewise.
5475 * config/ia64/ia64.md (itanium_class): Add fldp.
5476 (type): Handle fldp.
5477 (movti_internal): More allowable operand combinations. Use ldfp8 when
5478 splitting unnecessary. Remove predicable attribute. Adjust
5479 itanium_class attribute.
5480 (smuldi3_highpart): Remove outdated comment.
5481 (mulditi3, umulditi3, rotlti3): New expanders.
5482 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
5483 (absti2): Disabled new insn for future reference.
5484 Respective new splitters.
5485 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
5486 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
5487 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
5489 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
5491 PR rtl-optimization/23047
5492 * simplify-rtx.c (simplify_const_relational_operation): Respect
5493 flag_wrapv for comparisons with ABS.
5495 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
5497 PR tree-optimization/22493
5498 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
5499 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
5501 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
5503 * config/frv/frv.opt (moptimize-membar): New.
5505 * doc/invoke.texi: Document -moptimize-membar and its inverse.
5507 * config/frv/frv.h: Remove machine_function definition.
5509 * config/frv/frv.c (struct frv_io): New.
5510 (struct machine_function): Moved from frv.h. Add has_membar_p.
5511 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
5512 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
5513 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
5514 (frv_optimize_membar_global, frv_optimize_membar): New functions.
5515 (frv_reorg): Call frv_optimize_membar when appropriate.
5516 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
5517 (frv_expand_builtin): Adjust calls accordingly.
5518 (frv_io_address_cookie): New function.
5519 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
5520 load or store rather than a special insn. Add ccnstant address and
5521 io-type operands to the membar.
5522 (frv_ifcvt_modify_tests): Unsign regno.
5523 (frv_ifcvt_modify_tests): Same.
5525 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
5526 UNSPEC_OPTIONAL_MEMBAR constant.
5527 (builtin_read_<mode>): Delete.
5528 (builtin_write_<mode>): Delete.
5529 ("optional_membar_<mode>"): Add operand.
5531 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
5532 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
5533 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
5534 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
5535 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
5536 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
5537 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
5538 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
5539 * testsuite/gcc.target/frv/all-read-write-1.c: New.
5541 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
5543 * df.c (df_uses_record): Handle SCRATCH.
5545 2005-07-28 Steven Bosscher <stevenb@suse.de>
5548 * passes.c (rest_of_decl_compilation): If decl is a type and
5549 we have encountered errors, don't emit debug information.
5551 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
5553 * params.def: Fixed comment.
5555 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
5558 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
5559 (TARGET_ASM_UNALIGNED_HI_OP): Add.
5560 (TARGET_ASM_UNALIGNED_SI_OP): Add.
5562 2005-07-27 Steven Bosscher <stevenb@suse.de>
5565 * varasm.c (assemble_start_function): Don't do anything that may
5566 require a CFG if the current function is a thunk.
5568 2005-07-25 Geoffrey Keating <geoffk@apple.com>
5570 * doc/install.texi (Prerequisites): Mention that perl is needed
5571 to do export control in libstdc++ targetting Darwin.
5573 2005-07-27 Steven Bosscher <stevenb@suse.de>
5575 PR rtl-optimization/17808
5576 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
5577 (sched_insns_conditions_mutex_p): Split out from...
5578 (add_dependence): ...here. But don't call it from here.
5579 (add_dependence_list): Check sched_insns_conditions_mutex_p
5580 before calling add_dependence.
5581 (add_dependence_list_and_free): Likewise.
5582 (fixup_sched_groups): Likewise.
5583 (sched_analyze_1): Likewise.
5584 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
5585 (sched_analyze): Likewise.
5586 (sched_analyze_insn): Likewise.
5587 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
5588 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
5589 dependencies on all COND_EXEC insns to jumps ending basic blocks
5590 when doing intrablock scheduling.
5591 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
5593 2005-07-27 Jeff Law <law@redhat.com>
5595 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
5596 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
5597 equivalency sets, correctly handle the case were vr0 has an
5598 equivalency set, but vr1 does not.
5600 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
5602 PR tree-optimization/23073
5603 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
5604 vect_print_dump_info before fprintf.
5606 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5608 PR tree-optimize/22348
5609 * tree-ssa-loop-niter.c (number_of_iterations_cond):
5610 Fold the partial computation.
5612 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5614 PR tree-optimization/22325
5615 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
5617 * tree-scalar-evolution.c (scev_const_prop): Add generic final
5619 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
5620 (force_var_cost): ... this function.
5621 (compute_phi_arg_on_exit): Export.
5623 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5625 PR tree-optimization/20773
5626 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
5629 2005-07-27 Richard Guenther <rguenther@suse.de>
5631 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
5632 Avoid pushing again if current struct contains only
5633 fields we decomposed.
5635 2005-07-27 Jan Hubicka <jh@suse.cz>
5637 PR tree-optimization/22574
5638 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
5641 * tree-tailcall.c (decrease_profile): New function.
5642 (eliminate_tail_call): Use it.
5644 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
5645 visibility flags correctly in whole program mode.
5647 2005-07-26 Steve Ellcey <sje@cup.hp.com>
5649 PR rtl-optimization/22472
5650 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
5652 2005-07-26 Steven Bosscher <stevenb@suse.de>
5654 PR tree-optimization/22504
5655 * tree-complex.c (expand_complex_addition): Use 'code' instead
5656 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
5658 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5660 * config.gcc (cpu_type): Add frv case.
5661 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
5662 (supported_defaults): Add fr550 case.
5664 2005-07-26 Diego Novillo <dnovillo@redhat.com>
5667 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
5668 whether a pointer of type T * may point to objects of type T *.
5670 2005-07-26 DJ Delorie <dj@redhat.com>
5672 * configure: Regenerate.
5674 2005-07-26 Dale Johannesen <dalej@apple.com>
5676 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
5678 2005-07-26 Mark Mitchell <mark@codesourcery.com>
5680 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
5681 Clarify use of "build" in name.
5683 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5685 * doc/extend.texi (Raw read/write Functions): New section.
5686 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
5687 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
5688 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
5689 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
5690 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
5691 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
5692 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
5693 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
5694 * config/frv/frv.c: Add bdesc_loads global.
5695 Add bdesc_stores global.
5696 (frv_init_builtins): Add support for __builtin_{read/write}*.
5697 (frv_volatile_memref): New.
5698 (frv_expand_load_builtin): New.
5699 (frv_expand_store_builtin): New.
5700 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
5701 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
5702 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
5703 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
5704 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
5705 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
5706 (builtin_read_<mode>): New.
5707 (builtin_write_<mode>): New.
5708 (builtin_write64): New.
5709 (optional_membar_<mode>): New.
5711 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
5713 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
5714 (rather than units) against HOST_BITS_PER_WIDE_INT.
5716 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
5718 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
5719 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
5720 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
5721 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
5724 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
5725 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
5726 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
5728 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
5730 2005-07-26 Richard Guenther <rguenther@suse.de>
5732 PR tree-optimization/22486
5733 * fold-const.c (fold_unary): Fold away useless component
5734 references of the form (T *)&T.x, if the address
5737 2005-07-25 James E Wilson <wilson@specifixinc.com>
5739 * dwarf2out.c (add_call_src_coords_attributes): New.
5740 (gen_inlined_subroutine_die): Call it.
5741 (maybe_emit_file, init_file_table): Add comments.
5742 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
5744 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
5745 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
5746 * tree.h (BLOCK_SOURCE_LOCATION): New.
5747 (struct tree_block): New field locus.
5749 2005-07-26 Andreas Schwab <schwab@suse.de>
5751 PR rtl-optimization/23043
5752 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
5753 when allocating a struct unoccr.
5755 2005-07-25 Richard Henderson <rth@redhat.com>
5758 * tree-complex.c (gate_no_optimization): True if errors.
5759 * Makefile.in (tree-complex.o): Update dependencies.
5761 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
5763 * config/frv/predicates.md (integer_register_operand): Use
5766 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5769 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
5771 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
5773 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5775 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
5776 types when flag_unsafe_math_optimizations is true.
5778 2005-07-25 Mark Mitchell <mark@codesourcery.com>
5780 * gcc.c (option_map): Add --sysroot.
5781 (process_command): Handle --sysroot.
5782 (display_help): Document it.
5783 * doc/cppopts.tex (-isysroot): Document.
5784 * doc/invoke.texi (--sysroot): Document.
5785 * doc/install.texi (--with-build-sysroot): Document.
5787 * Makefile.in (inhibit_libc): New variable.
5788 (INHIBIT_LIBC_CFLAGS): Likewise.
5789 (LIBGCC2_CFLAGS): Include
5790 $(INHIBIT_LIBC_CFLAGS).
5791 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
5792 ($(T)crtbegin.o): Do not use @inhibit_libc@.
5793 ($(T)crtend.o): Likewise.
5794 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
5795 ($(T)crtendS.o): Likewise.
5796 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
5797 ($(T)crtendT.o): Likewise.
5798 (stmp-fixinc): Do not complain about missing headers if
5800 * configure.ac (inhibit_libc): Set it to true/false.
5801 (--with-build-sysroot): New option. Use it to set
5803 * configure: Regenerated.
5805 2005-07-25 Manfred Hollstein <mh@suse.com>
5807 * calls.c (store_one_arg): Fix unsigned comparison warning.
5809 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5812 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
5813 (ggc_print_statistics): Initialize variable before use.
5815 2005-07-25 Richard Guenther <rguenther@suse.de>
5817 * tree-dfa.c (mark_new_vars_to_rename): Protect against
5818 calling with a PHI_NODE argument.
5820 * tree-flow-inline.h (overlap_subvar): Protect against
5823 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
5825 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
5826 * configure: Regenerate.
5828 2005-07-25 Ira Rosen <irar@il.ibm.com>
5830 * expr.c (highest_pow2_factor): Make extern.
5831 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
5832 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5833 record_array_differ_p, array_ptr_differ_p): Likewise.
5834 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
5835 additional cases. Call the above functions.
5836 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
5837 base_object_differ_p when there are two base objects. Otherwise, compare
5838 base address and offset. Call may_alias_p.
5839 (dump_data_reference): Use a correct field name.
5840 (analyze_array): Make static. Initialize new data-ref fields.
5841 (analyze_indirect_ref): New function.
5842 (init_data_ref): Initialize new data-ref fields.
5843 (strip_conversion): Moved from tree-vect-analyze.c.
5844 (analyze_offset_expr, get_ptr_offset, address_analysis,
5845 object_analysis): Likewise.
5846 (analyze_offset): New function.
5847 (create_data_ref): Likewise.
5848 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
5849 dimensions for ARRAY_REFs only.
5850 (build_classic_dist_vector): Make static.
5851 (access_functions_are_affine_or_constant_p): Call macro to get the
5852 address of access functions.
5853 (compute_all_dependences): Add new parameter
5854 compute_self_and_read_read_dependences. Compute self and read-read
5855 dependences if it is true.
5856 (find_data_references_in_loop): Call create_data_ref. Initialize new
5858 (compute_data_dependences_for_loop): Add new parameter
5859 compute_self_and_read_read_dependences. Remove parameter nb_loops,
5860 compute nb_loops. Call compute_all_dependences,
5861 build_classic_dist_vector and build_classic_dir_vector with correct
5863 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
5864 with correct parameters. Compare dimensions for ARRAY_REFs only.
5865 (free_data_refs): Call macro to free access functions.
5866 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
5867 fields from stmt_vinfo.
5868 (struct base_object_info): New structure.
5869 (struct data_reference): Move fields to base_object_info. Add fields
5870 first_location and object_info for above structures. Move fields from
5871 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
5872 aligned_to. Add macros to access the new fields.
5873 Update functions declarations.
5874 * tree-flow.h (is_aliased_with): Declare.
5875 * tree-loop-linear.c (linear_transform_loops): Call
5876 compute_data_dependences_for_loop with correct parameters.
5877 * tree-ssa-alias.c (is_aliased_with): New function.
5878 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
5879 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
5880 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
5881 vect_base_addr_differ_p, compute_subscript_distance and
5882 build_classic_dist_vector. Add printings. Check absolute value of
5884 (vect_analyze_data_ref_dependences): Go through ddrs instead of
5886 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
5887 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
5888 to bytes. Add printing.
5889 (vect_compute_data_refs_alignment): Go through loads and stores in one
5891 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
5892 vect_analyze_data_ref_access): Likewise.
5893 (vect_analyze_pointer_ref_access): Remove.
5894 (vect_address_analysis, vect_object_analysis): Likewise.
5895 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
5896 and analyze data-refs in the loop.
5897 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
5898 fields of data-ref instead of stmt. Add init to the offset from the
5900 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
5901 (vect_update_init_of_dr): Likewise.
5902 (vect_update_inits_of_drs): Go through loads and stores in one loop.
5903 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
5905 (new_loop_vec_info): Initialize new fields.
5906 (destroy_loop_vec_info): Free new fields.
5907 (vect_strip_conversion): Remove.
5908 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
5909 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
5910 datarefs. Add new field ddrs.
5911 Add macros for the new fields access.
5912 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
5913 base_aligned_p, misalignment, memtag, ptr_info and subvars.
5914 Remove their macros.
5915 * tree.h (highest_pow2_factor): Declare.
5917 2005-07-25 Jakub Jelinek <jakub@redhat.com>
5919 * calls.c (store_one_arg): Check for sibling call MEM arguments
5920 from already clobbered incoming argument area.
5922 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5924 * c-common.c (check_missing_format_attribute): New.
5925 * c-common.h (check_missing_format_attribute): Likewise.
5926 * c-typeck.c (convert_for_assignment): Use it.
5928 2005-07-24 Andreas Schwab <schwab@suse.de>
5930 * config/m68k/m68k.md ("extendqidi2"): When source is an address
5931 register use a word move. Correct operand of ext.w in 68000 code.
5933 2005-07-23 Mark Mitchell <mark@codesourcery.com>
5935 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
5936 variables as declarations, rather than definitions.
5938 2005-07-24 Ira Rosen <irar@il.ibm.com>
5940 PR tree-optimization/22526
5941 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
5944 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5946 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
5947 that C99 reserve for future use. Use it to define clog10,
5948 clog10f and clog10l.
5950 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5952 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
5953 * configure.ac: Check for -Wmissing-format-attribute.
5955 * configure: Regenerate.
5957 2005-07-23 Richard Henderson <rth@redhat.com>
5959 PR tree-optimization/22623
5960 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
5962 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
5965 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
5967 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5969 * Makefile.in (C_TREE_H): Update dependencies.
5970 * c-tree.h: Include toplev.h.
5971 * diagnostic.h (diagnostic_set_info): Add format attribute.
5972 * rtl-error.c (diagnostic_for_asm): Likewise.
5974 2005-07-23 Chao-ying Fu <fu@mips.com>
5976 * config/mips/mips-dsp.md: New file.
5977 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
5978 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
5980 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
5981 MIPS_BUILTIN_BPOSGE32.
5982 (mips_expand_builtin_direct): Add one parameter to indicate that
5983 builtin functions need to return a value.
5984 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
5986 (mips_regno_to_class): Add classes for 12 new DSP registers.
5987 (mips_subword): Change to check four HI registers.
5988 (mips_output_move): Output move to and from 6 new DSP accumulators.
5989 (override_options): Make sure -mdsp and -mips16 are not used together.
5990 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
5992 (mips_conditional_register_usage): Disable 6 new DSP accumulators
5994 (print_operand): Add 'q' for printing DSP accumulators.
5995 (mips_cannot_change_mode_class): Check ACC_REGS.
5996 (mips_secondary_reload_class): Check ACC_REGS.
5997 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
5998 (mips_register_move_cost): Check ACC_REGS.
5999 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
6000 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
6001 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
6002 (dsp_bdesc): New array.
6003 (bdesc_arrays): Add DSP builtin function table.
6004 (mips_prepare_builtin_arg): Check predicate again after
6006 (mips_expand_builtin): Add one more parameter to
6007 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
6008 MIPS_BUILTIN_BPOSGE32.
6009 (mips_init_builtins): Initialize new function types.
6010 (mips_expand_builtin_direct): Check if builtin functions need to
6011 return a value and pass operands properly.
6012 (mips_expand_builtin_bposge): New function.
6013 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
6014 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
6015 (FIRST_PSEUDO_REGISTER): Increase to 188.
6016 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
6017 Update for 12 new DSP registers.
6018 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
6019 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
6020 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
6021 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
6022 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
6023 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
6024 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
6025 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
6026 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
6027 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
6028 (REGISTER_NAMES): Add names for 12 new DSP registers.
6029 * config/mips/mips.md: Include mips-dsp.md.
6030 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
6031 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
6032 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
6033 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
6034 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
6035 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
6036 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
6037 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
6038 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
6039 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
6040 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
6041 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
6042 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
6043 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
6044 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
6045 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
6046 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
6047 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
6048 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
6049 (UNSPEC_RDDSP): New constants.
6050 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
6051 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
6053 * config/mips/mips.opt (-mdsp): New option.
6054 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
6055 (reg_imm10_operand): New predicates.
6056 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
6057 * doc/invoke.texi (-mdsp): Document new option.
6059 2005-07-22 DJ Delorie <dj@redhat.com>
6061 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
6063 * tree-inline.c (inlinable_function_p): Likewise.
6065 2005-07-22 Mark Mitchell <mark@codesourcery.com>
6068 * toplev.c (check_global_declarations): Do not mark undefined
6069 variables as DECL_IGNORED_P.
6070 * varasm.c (first_global_object_name): GTY it.
6071 (weak_global_object_name): Likewise.
6072 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
6073 a string to go into {weak,first}_global_object_name.
6075 2005-07-22 DJ Delorie <dj@redhat.com>
6077 * c-format.c (check_function_format): Change warning control
6078 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
6080 2005-07-22 Diego Novillo <dnovillo@redhat.com>
6082 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
6083 &PTR->FLD a dereference of PTR.
6084 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
6085 a potential dereference of PTR.
6087 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
6089 PR rtl-optimization/20370
6090 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
6091 call allocate_reg_info if necessary.
6093 PR rtl-optimization/21848
6094 * calls.c (emit_library_call_value_1): For const functions, add
6095 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
6097 PR rtl-optimization/22445
6098 * cselib.c (target.h): Include.
6099 (rtx_equal_for_cselib_p): Allow commutative matches.
6100 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
6101 Remove MODE parameter. Changed all callers.
6103 PR rtl-optimization/22258
6104 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
6106 (try_combine): Use likely_spilled_retval_p.
6108 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
6110 * config.gcc: Add crx-elf support.
6112 * doc/contrib.texi: Mention crx.
6113 * doc/extend.texi: Document crx extensions.
6114 * doc/install.texi: Document crx install.
6115 * doc/invoke.texi: Document crx options.
6116 * doc/md.texi: Document crx constraints.
6118 * config/crx/crx-protos.h: New file.
6119 * config/crx/crx.c: New file.
6120 * config/crx/crx.h: New file.
6121 * config/crx/crx.md: New file.
6122 * config/crx/crx.opt: New file.
6123 * config/crx/t-crx: New file.
6125 2005-07-22 Manfred Hollstein <mh@suse.com>
6127 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
6129 (int_add_graph_edge): Likewise.
6130 (collapse_nodes): Likewise.
6131 (process_unification_queue): Likewise.
6133 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6134 Laurent GUERBY <laurent@guerby.net>
6136 PR tree-optimization/22336
6137 * function.c (record_block_change): Check for
6138 cfun->ib_boundaries_block.
6140 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
6142 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
6143 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
6145 2005-07-21 DJ Delorie <dj@redhat.com>
6147 * toplev.c (warn_deprecated_use): Add warning control to warning
6149 * c-typeck.c (parser_build_binary_op): Likewise.
6150 (c_finish_if_stmt): Likewise.
6151 * c-common.c (check_function_sentinel): Likewise.
6152 (check_nonnull_arg): Likewise.
6154 2005-07-21 Richard Henderson <rth@redhat.com>
6157 * tree-complex.c (complex_ssa_name_components): New.
6158 (cvc_lookup): Allow entry not found.
6159 (create_components): Remove.
6160 (create_one_component_var, get_component_var): New.
6161 (get_component_ssa_name, set_component_ssa_name): New.
6162 (extract_component): Use get_component_ssa_name.
6163 (update_complex_components): Use set_component_ssa_name.
6164 (update_complex_components_on_edge): Likewise.
6165 (update_phi_components): Create new PHI nodes directly, instead
6166 of adding insns to edges.
6167 (tree_lower_complex): Allocate and free complex_variable_components
6168 and complex_ssa_name_components here.
6170 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
6172 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
6173 revert to returning false.
6175 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6178 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
6180 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6183 * config/i386/i386.md (cmpxf): Change operand constraints
6184 to "nonmemory_operand".
6186 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6188 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
6190 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6193 * fold-const.c (fold_build1): Add checksum for the operands.
6194 (fold_build2): Likewise.
6195 (fold_build3): Likewise.
6197 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6200 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
6202 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6204 * common.opt (-fforward-propagate): Committed by mistake,
6207 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6209 * reg-stack.c: Fix comment typo(s).
6210 * tree-ssa-operands.c: Likewise.
6211 * tree-vectorizer: Likewise.
6213 2005-07-21 Nick Clifton <nickc@redhat.com>
6215 * config/sh/symbian.c: Replace C++ style line comments with C
6216 style line comments.
6217 (symbian_add_attribute): Do not use a ? operator on the LHS of
6219 (sh_symbian_handle_dll_attribute): Change the type of the
6220 method vector to "VEC(tree,gc)*" and use vector accessor
6221 macros to walk over the elements.
6222 (symbian_export_vtable_and_rtti_p): Likewise.
6223 (symbian_class_needs_attribute_p): Likewise.
6225 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6228 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
6229 initialize targetm.resolve_overloaded_builtin here.
6230 (altivec_expand_overloaded_builtin): Make it non-static.
6231 * config/rs6000/rs6000-protos.h
6232 (altivec_expand_overloaded_builtin): New prototype.
6233 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
6234 targetm.resolve_overloaded_builtin here.
6235 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
6237 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6238 Zdenek Dvorak <dvorakz@suse.cz>
6240 PR tree-optimization/19210
6241 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
6243 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
6244 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
6245 rely on unproven assumptions.
6246 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
6247 * tree-flow.h (number_of_iterations_exit): Add final parameter.
6248 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
6249 to number_of_iterations_exit.
6250 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
6251 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
6252 * tree-ssa-loop-niter.c (find_loop_niter,
6253 estimate_numbers_of_iterations_loop): Likewise.
6254 (number_of_iterations_exit): Honor the new options.
6255 * doc/invoke.texi (Wunsafe-loop-optimizations,
6256 funsafe-loop-optimizations): Document them.
6258 2005-07-21 Richard Sandiford <richard@codesourcery.com>
6260 PR rtl-optimization/22167
6261 * gcse.c (hoist_code): Fix hoist_exprs[] check.
6263 2005-07-20 Adam Nemet <anemet@lnxw.com>
6265 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
6266 __do_global_dtors_aux longcall.
6268 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
6270 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
6271 (old_special_pred_table): Don't reference
6272 SPECIAL_MODE_PREDICATES.
6273 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
6274 * config/arc/arc.h: Don't mention PREDICATE_CODES.
6275 * config/sh/predicates.h: Don't mention
6276 SPECIAL_MODE_PREDICATES.
6277 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
6280 2005-07-20 DJ Delorie <dj@redhat.com>
6282 * config.gcc: Add m32c-elf support.
6284 * doc/contrib.texi: Mention m32c.
6285 * doc/extend.texi: Document m32c extensions.
6286 * doc/install.texi: Mention m32c.
6287 * doc/invoke.texi: Document m32c options.
6288 * doc/md.texi: Document m32c constraints.
6290 * config/m32c/addsub.md: New file.
6291 * config/m32c/bitops.md: New file.
6292 * config/m32c/cond.md: New file.
6293 * config/m32c/jump.md: New file.
6294 * config/m32c/m32c-lib1.S: New file.
6295 * config/m32c/m32c-lib2.c: New file.
6296 * config/m32c/m32c-modes.def: New file.
6297 * config/m32c/m32c-pragma.c: New file.
6298 * config/m32c/m32c-protos.h: New file.
6299 * config/m32c/m32c.abi: New file.
6300 * config/m32c/m32c.c: New file.
6301 * config/m32c/m32c.h: New file.
6302 * config/m32c/m32c.md: New file.
6303 * config/m32c/m32c.opt: New file.
6304 * config/m32c/minmax.md: New file.
6305 * config/m32c/mov.md: New file.
6306 * config/m32c/muldiv.md: New file.
6307 * config/m32c/predicates.md: New file.
6308 * config/m32c/prologue.md: New file.
6309 * config/m32c/shift.md: New file.
6310 * config/m32c/t-m32c: New file.
6312 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6314 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
6315 (stack_protect_set, stack_protect_test): New expanders.
6316 (stack_protect_set_si, stack_protect_set_si_media,
6317 stack_protect_set_di_media, stack_protect_test_si,
6318 stack_protect_test_si_media, stack_protect_test_di_media):
6321 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
6323 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
6325 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
6327 * tree.h (tree_expr_nonzero_p): Export.
6328 * fold-const.c (tree_expr_nonzero_p): Likewise.
6329 Return true for CALL_EXPRs that are alloca calls.
6330 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
6332 * tree-flow.h (expr_computes_nonzero): Remove.
6333 * tree-vrp.c (expr_computes_nonzero): Remove.
6334 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
6335 (extract_range_from_unary_expr): Likewise.
6336 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
6337 tree_expr_nonzero_p.
6339 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
6341 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
6342 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
6343 extra arg "picreg" and use it instead of pic_offset_table_rtx.
6344 All callers changed.
6345 (frame_related_constant_load): New arg "related" which controls
6346 setting of RTX_FRAME_RELATED_P. All callers changed.
6347 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
6348 (bfin_expand_prologue): Add stack limit checking.
6349 * config/bfin/bfin.md (trapifcc): New pattern.
6351 * config/bfin/bfin.c: Include "langhooks.h".
6352 (def_builtin): Go through lang_hooks to call builtin_function.
6354 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
6355 * config/bfin/predicates.md (symbol_ref_operand): New.
6356 (call_insn_operand): Delete. All callers changed to use
6357 register_no_elim_operand.
6358 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
6360 (function_arg): Use it to generate the call's operand 2.
6361 (bfin_longcall_p): New function.
6362 (bfin_expand_call): Extra arg "cookie". All callers and declaration
6363 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
6364 determine if the address needs to be in a REG.
6365 (bfin_handle_longcall_attribute): New function.
6366 (bfin_attribute_table): Add "longcall" and "shortcall".
6367 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
6368 (CUMULATIVE_ARGS): New member call_cookie.
6369 (PREDICATE_CODES): Add symbol_ref_operand.
6370 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
6371 extra USE to the pattern.
6372 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
6373 New patterns, split off call_insn, sibcall_insn, call_value_insn and
6374 sibcall_value_insn; now the new patterns handle direct calls and the
6375 old ones indirect calls.
6376 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
6378 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6380 * doc/trouble.texi: Update section on handling of empty loops.
6382 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
6384 * config.gcc: Remove support for sparc-*-openbsd*,
6385 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
6387 * config.host: Remove support for i860-*-sysv4* as a host.
6388 * config/i860/*, config/ip2k/*, config/ns32k/*,
6389 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
6390 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
6391 mention obsolete ports.
6393 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6395 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
6397 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
6398 of frame_pointer_rtx.
6399 (sh_expand_epilogue): Likewise.
6400 (sh_set_return_address): Likewise.
6401 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
6402 instead of FRAME_POINTER_REGNUM if needed. Add elimination
6403 offsets from FRAME_POINTER_REGNUM.
6404 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
6405 (sh_register_names): Add initializer for sfp.
6406 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
6407 (VALID_REGISTER_P): Likewise.
6408 (FIRST_PSEUDO_REGISTER): Update.
6409 (DWARF_FRAME_REGISTERS): Define.
6410 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
6411 (HARD_FRAME_POINTER_REGNUM): Define.
6412 (FRAME_POINTER_REGNUM): Redefine.
6413 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
6414 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
6415 from FRAME_POINTER_REGNUM.
6416 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
6417 FRAME_POINTER_REGNUM.
6418 (REG_CLASS_CONTENTS): Add sfp.
6419 (REG_ALLOC_ORDER): Likewise.
6420 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
6421 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
6422 of frame_pointer_rtx.
6423 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6425 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
6427 * fold-const.c (tree_expr_nonnegative_p): Only return true for
6428 ABS_EXPR when flag_wrapv is false because of INT_MIN.
6429 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
6431 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
6434 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
6436 Make CONSTRUCTOR use VEC to store initializers.
6437 * c-common.c (complete_array_type): Update to cope with VEC in
6439 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
6440 (pp_c_constructor_elts): New function.
6441 * c-pretty-print.h (pp_c_constructor_elts): Declare.
6442 * c-typeck.c (build_function_call, build_c_cast, digest_init,
6443 struct constructor_stack, struct initializer_stack,
6444 constructor_elements, push_init_level, pop_init_level,
6445 add_pending_init, find_init_member, output_init_element): Update to
6446 cope with VEC in CONSTRUCTOR_ELTS.
6447 * coverage.c (build_fn_info_value, build_ctr_info_value,
6448 build_gcov_info): Likewise.
6449 * expr.c (categorize_ctor_elements_1, store_constructor,
6450 expand_expr_real_1): Likewise.
6451 * fold-const.c (fold_ternary): Likewise.
6452 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
6453 gimplify_init_constructor, gimplify_expr): Likewise.
6454 * tree-dump.c (dequeue_and_dump): Likewise.
6455 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
6457 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
6459 * tree-sra.c (generate_element_init_1): Likewise.
6460 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
6461 * tree-ssa-operands.c (get_expr_operands): Likewise.
6462 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
6463 * tree-vect-transform.c (vect_get_vec_def_for_operand):
6464 (get_initial_def_for_reduction): Likewise.
6465 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
6466 value handle in annotations.
6467 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
6468 tree_node_structure): Add support for constr_kind.
6469 (build_vector_from_ctor, build_constructor_single,
6470 build_constructor_from_list): New functions.
6471 (build_constructor): Update to take a VEC instead of a TREE_LIST.
6472 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
6473 Update to cope with VEC in CONSTRUCTOR_ELTS.
6474 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
6475 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
6476 CONSTRUCTOR_APPEND_ELT): New macros.
6477 (struct constructor_elt, struct tree_constructor): New data types.
6478 (union tree_node): Add tree_constructor field.
6479 * treestruct.def: Define TS_CONSTRUCTOR.
6480 * varasm.c (const_hash_1, compare_constant, copy_constant,
6481 compute_reloc_for_constant, output_addressed_constants,
6482 initializer_constant_valid_p, output_constant,
6483 array_size_for_constructor, output_constructor): Update to cope with
6484 VEC in CONSTRUCTOR_ELTS.
6485 * vec.h (VEC_empty, VEC_copy): New macros.
6487 2005-07-19 Devang Patel <dpatel@apple.com>
6489 * dbxout.c (dbxout_type): Check Objective-C++ lang.
6491 2005-07-19 Richard Henderson <rth@redhat.com>
6494 * gimplify.c (gimplify_expr): Use main variant type for the temp
6495 destination for a discarded volatile read.
6496 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
6497 casts between non-void types that change volatility.
6499 2005-07-15 DJ Delorie <dj@redhat.com>
6501 * toplev.h: Add comment about the first parameter for warning().
6502 * errors.h: Likewise.
6504 * c.opt (Wpragmas): New.
6505 * doc/invoke.texi: Document it.
6507 * function.c (do_warn_unused_parameter): Add warning control to
6509 * c-decl.c (warn_if_shadowing): Likewise.
6510 * c-lex.c (cb_def_pragma): Likewise.
6511 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
6512 (pop_alignment): Likewise.
6513 (handle_pragma_pack): Likewise.
6514 (apply_pragma_weak): Likewise.
6515 (handle_pragma_weak): Likewise.
6516 (handle_pragma_redefine_extname): Likewise.
6517 (add_to_renaming_pragma_list): Likewise.
6518 (handle_pragma_extern_prefix): Likewise.
6519 (maybe_apply_renaming_pragma): Likewise.
6520 (handle_pragma_visibility): Likewise.
6522 * config/c4x/c4x-c.c (BAD): Likewise.
6523 (c4x_parse_pragma): Likewise.
6524 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
6525 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
6526 (rs6000_pragma_longcall): Likewise.
6527 * config/v850/v850-c.c (pop_data_area): Likewise.
6528 (ghs_pragma_section): Likewise.
6529 (ghs_pragma_section): Likewise.
6530 (ghs_pragma_interrupt): Likewise.
6531 (ghs_pragma_starttda): Likewise.
6532 (ghs_pragma_startsda): Likewise.
6533 (ghs_pragma_startzda): Likewise.
6534 (ghs_pragma_endtda): Likewise.
6535 (ghs_pragma_endsda): Likewise.
6536 (ghs_pragma_endzda): Likewise.
6538 2005-07-19 Danny Berlin <dberlin@dberlin.org>
6539 Kenneth Zadeck <zadeck@naturalbridge.com>
6541 * Makefile.in: Removed tree-promote-statics.c
6542 * tree-promote-statics.c: Removed.
6543 * common.opt: Removed flag-promote-statics.
6545 * passes.c: Removed tree-promote-statics pass.
6546 * tree-pass.h: Ditto.
6547 * timevar.def: Removed TV_PROMOTE_STATICS.
6550 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
6552 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
6554 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
6556 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6559 * c-common.c (check_function_arguments): Call
6560 'check_function_format' if either -Wformat or
6561 -Wmissing-format-attribute are specified.
6562 * c-format.c (check_function_format): Check -Wformat before
6563 calling 'check_format_info'.
6564 * c-opts.c (c_common_post_options): Don't warn for
6565 -Wmissing-format-attribute without -Wformat.
6566 * c-typeck.c (convert_for_assignment): Detect additional cases for
6567 -Wmissing-format-attribute.
6568 * doc/invoke.texi (-Wmissing-format-attribute): Document new
6571 2005-07-19 Richard Guenther <rguenther@suse.de>
6573 * config/i386/i386.md (lrint<mode>2): Use temporary
6574 instead of clobbering non-existent memory.
6576 2005-07-19 Nick Clifton <nickc@redhat.com>
6578 * config/avr/avr.c (legitimate_address_p): Fix debugging print
6579 statement to avoid displaying ASCII control characters.
6581 2005-07-19 Ben Elliston <bje@au.ibm.com>
6583 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
6584 * cfganal.c (find_edge_index): Ditto.
6585 * combine.c (combine_instructions): Ditto.
6586 * ddg.c (create_scc): Ditto.
6587 (find_successors): Ditto.
6588 (find_predecessors): Ditto.
6589 (find_nodes_on_paths): Ditto.
6590 (longest_simple_path): Ditto.
6591 * flow.c (update_life_info): Ditto.
6592 (count_or_remove_death_notes): Ditto.
6593 (clear_log_links): Ditto.
6594 * modulo-sched.c (generate_reg_moves): Ditto.
6595 (find_max_asap): Ditto.
6596 (find_max_hv_min_mob): Ditto.
6597 (find_max_dv_min_mob): Ditto.
6598 * sbitmap.c (sbitmap_first_set_bit): Ditto.
6599 * sched-rgn.c (extract_edgelst): Ditto.
6600 * tree-into-ssa.c (prepare_names_to_update): Ditto.
6601 (dump_update_ssa): Ditto.
6602 (ssa_names_to_replace) Ditto.
6603 (switch_virtuals_to_full_rewrite): Ditto.
6604 (update_ssa): Ditto.
6605 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6607 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
6609 Fix PR tree-optimization/22483
6611 * tree-complex.c (create_components): Use
6612 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
6613 * tree-flow-inline.h (fill_referenced_var_vec): New function.
6614 * tree-flow.h (safe_referenced_var_iterator): New structure.
6615 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
6616 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
6617 safe_referenced_var iterator.
6618 (add_type_alias): Ditto.
6620 2005-07-19 Steven Bosscher <stevenb@suse.de>
6622 * loop-init.c (rest_of_handle_loop2): Remove.
6623 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
6624 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
6625 (pass_rtl_loop_init, pass_rtl_loop_done,
6626 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
6627 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
6628 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
6629 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
6630 pass_tree_loop_done, and pass_tree_unswitch.
6631 (gate_loop): Rename to gate_tree_loop.
6632 * passes.c (init_optimization_passes): Update for renamed tree
6633 loop passes. Add the new loop2 passes as subpasses of loop2.
6634 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
6635 Update for the renamed tree loop passes.
6637 2005-07-18 Ian Lance Taylor <ian@airs.com>
6640 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
6641 blocks when optimizing.
6643 2005-07-18 Steve Ellcey <sje@cup.hp.com>
6645 * common.opt (frename-registers): Initialize to 2.
6647 (fgcse-after-reload): Ditto.
6648 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
6649 (process_options): Only change flag_web, flag_rename_registers,
6650 and flag_rerun_cse_after_loop if not explicitly set by user.
6652 2005-07-18 Jan Beulich <jbeulich@novell.com>
6654 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
6655 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
6656 in 64-bit mode the same as DImode in 32-bit mode.
6657 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
6658 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
6659 mode. Add new mode parameter.
6660 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
6661 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
6662 x86_64_shift_adj): New expanders.
6663 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
6664 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
6666 Respective new splitters. Use renamed shift splitter helpers in 32-bit
6667 DImode shift splitters.
6668 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
6669 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
6672 2005-07-18 Jan Beulich <jbeulich@novell.com>
6674 * i386.md (movdi_extzv_1): New.
6675 (zero_extendhidi2): Combine alternatives and never force use of
6677 (zero_extendqidi2): Likewise. Don't restrict input selection.
6679 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6681 Fix PR tree-optimization/22531
6682 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
6685 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6687 * tree-promote-statics.c (pass_promote_statics): Change dump file
6690 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6692 * tree-optimize.c (init_tree_optimization_passes): Add
6693 pass_eliminate_useless_stores pass.
6694 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
6695 * tree-ssa-pre.c (is_copy_stmt): New function.
6696 (follow_copies_till_vuse): Ditto.
6697 (do_eustores): Ditto.
6698 (gate_eustores): Ditto.
6700 2005-07-16 Richard Henderson <rth@redhat.com>
6702 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
6704 2005-07-16 Danny Berlin <dberlin@dberlin.org>
6705 Kenneth Zadeck <zadeck@naturalbridge.com>
6707 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
6708 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
6709 ipa-type-escape.h, tree-promote-statics.c
6710 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
6711 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
6712 tree-promote-statics.c: new files.
6713 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
6714 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
6715 int nonlocal_set_p, mark_constant_function): Deleted.
6716 (rest_of_handle_cfg): Removed call to mark_constant_function.
6717 (nonoverlapping_component_refs_p): Added calls to support
6718 type based aliasing.
6719 * tree-ssa-alias.c (may_alias_p,
6720 compute_flow_insensitive_aliasing): Ditto.
6721 * calls.c (flags_from_decl_or_type): Removed reference to
6723 * c-typeck.c (convert_arguments): Make builtins tolerant of having
6724 too many arguments. This is necessary for Spec 2000.
6725 * cgraph.h (const_function, pure_function): Removed.
6726 * common.opt: Added "fipa-pure-const", "fipa-reference",
6727 "fipa-type-escape", and "ftree-promote-static".
6729 * passes.c: Added ipa and tree-promote-statics passes.
6730 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
6731 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
6732 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
6733 * tree-flow.h: Added exposed sra calls and addition of
6734 reference_vars_info field for FUNCTION_DECLS.
6735 * tree-pass.h: Added passes.
6736 * tree-sra.c: (sra_init_cache): New function.
6737 (sra_insert_before, sra_insert_after) Made public.
6738 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
6740 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
6741 aliasing. (may_alias_p): Added code to use type escape analysis to
6743 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
6744 code to prune clobbers of static variables based on information
6745 produced in ipa-reference pass. Changed call clobbering so that
6746 statics are not marked as clobbered if the call does not clobber
6749 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
6751 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
6754 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6756 * doc/install.texi (*-*-solaris2*): Document recommended version
6757 of GNU binutils and mention GNU linker problem on Solaris 10.
6759 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
6762 * c-decl.c (c_build_bitfield_integer_type): New function.
6763 (finish_struct): Call it.
6764 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
6766 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6768 * c-typeck.c (digest_init): Call 'convert_for_assignment'
6771 2005-07-16 Jan Hubicka <jh@suse.cz>
6773 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
6774 (scale_bbs_frequencies_int): Watch roundoff errors.
6775 * predict.c (return_prediction): Initialize return_stmt.
6777 2005-07-16 Jan Hubicka <jh@suse.cz>
6779 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
6780 after RTL profiling.
6782 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
6785 * fold-const.c (build_range_check): Convert high/low to etype
6786 if we are only comparing against exp.
6788 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
6790 Fix PR tree-optimization/22376
6791 * tree-ssa-structalias.c (build_constraint_graph): We really meant
6793 (need_to_solve): New function.
6794 (compute_points_to_sets): Use it.
6796 2005-07-15 Jan Hubicka <jh@suse.cz>
6798 * cfg.c (update_bb_profile_for_threading): More diagnostic.
6799 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
6801 2005-07-15 Richard Guenther <rguenther@suse.de>
6803 * c-common.c (handle_flatten_attribute): New function.
6804 Add flatten function attribute.
6805 * doc/extend.texi: Document flatten function attribute.
6806 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
6807 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
6809 (cgraph_decide_inlining): Handle functions with flatten
6812 2005-07-14 David Edelsohn <edelsohn@gnu.org>
6814 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
6815 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
6816 UNSPEC_XCHG, UNSPEC_AND): New.
6817 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
6818 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
6819 * config/rs6000/sync.md (FETCHOP): New code macro.
6820 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
6822 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
6823 (sync_compare_and_swap<mode>): Same.
6824 (sync_lock_test_and_set<mode>): Same.
6825 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
6826 for QImode and HImode, and not PPC405.
6827 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
6828 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
6829 (sync_<fetchop>{si,di}_internal): New.
6830 (sync_nand{si,di}_internal): New.
6831 (sync_old_<fetchop>{si,di}_internal): New.
6832 (sync_old_nand{si,di}_internal): New
6833 (sync_new_<fetchop>{si,di}_internal): New.
6834 (sync_new_nand{si,di}_internal): New.
6835 (atomic_and{si,di}): New.
6836 (sync_new_nand{si,di}_internal): New.
6837 (atomic_and{si,di}): New.
6838 (sync_add<mode>_internal): Delete.
6839 (sync_addshort_internal): Use unspec instead of unspec_volatile.
6840 (sync_sub<mode>_internal): Delte.
6841 (sync_subshort_internal): New.
6842 (sync_andsi_internal): Use unspec instead of unspec_volatile.
6843 (sync_anddi_internal): Delete.
6844 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
6845 (sync_booldi_internal): Delete.
6846 (sync_boolc<mode>_internal): Delete.
6847 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
6848 (sync_boolc<mode>_internal2): Delete.
6849 (sync_boolcc<mode>_internal): Delete.
6850 (isync, lwsync): Use unspec instead of unspec_volatile.
6851 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
6852 Revert UNSPEC_VOLATILE.
6853 (rs6000_split_atomic_op): New.
6854 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
6856 2005-07-14 Eric Christopher <echristo@redhat.com>
6858 * config/mips/mips.c (mips_canonicalize_comparison): Cast
6859 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
6861 2005-07-14 Eric Christopher <echristo@redhat.com>
6863 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
6865 2005-07-14 Steven Bosscher <stevenb@suse.de>
6867 PR tree-optimization/22230
6868 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
6869 the computation of the four cross productions for "range op range".
6871 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
6872 Ulrich Weigand <uweigand@de.ibm.com>
6875 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
6878 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
6880 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
6882 2005-07-14 Steve Ellcey <sje@cup.hp.com>
6884 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
6886 2005-07-14 Richard Guenther <rguenther@suse.de>
6889 * config/i386/i386-protos.h (ix86_function_value): Change
6890 prototype to match new target hook.
6891 * config/i386/i386.c (ix86_value_regno): Change prototype
6892 to take extra type argument.
6893 (TARGET_FUNCTION_VALUE): Define.
6894 (ix86_function_ok_for_sibcall): Pass extra argument to
6895 ix86_value_regno, check return slot rtx for exact match.
6896 (ix86_function_value): Take extra parameter. Dispatch to
6897 ix86_value_regno with fndecl/fntype as provided.
6898 (ix86_value_regno): Handle extra type argument.
6899 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
6901 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
6902 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
6903 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
6904 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
6905 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
6907 2005-07-14 Richard Guenther <rguenther@suse.de>
6909 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
6910 * calls.c (expand_call): Pass fntype to hard_function_value.
6911 (emit_library_call_value_1): Likewise.
6912 * explow.c: Include target.h.
6913 (hard_function_value): Take extra argument, the fntype.
6914 Use new target hook for function_value.
6915 * expr.h (hard_function_value): Change prototype.
6916 * function.c (aggregate_value_p): Pass 0 as fntype to
6917 hard_function_value.
6918 (assign_parms): Use new target hook for function_value.
6919 Pass 0 as fntype to hard_function_value.
6920 (expand_function_end): Likewise.
6921 * reg-stack.c: Include target.h.
6922 (stack_result): Use new target hook for function_value.
6923 * target-def.h: New target hook function_value.
6924 * target.h: Likewise.
6925 * targhooks.c (default_function_value): New function.
6926 * targhooks.h (default_function_value): Declare.
6928 2005-07-13 Ian Lance Taylor <ian@airs.com>
6930 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
6932 2005-07-14 Jan Hubicka <jh@suse.cz>
6934 * tree-dfa.c (dump_variable): Use default_def function.
6935 * tree-ssa-alias.c (dump_points_to_info): Likewise.
6936 * tree-ssa.c (verify_use): Likewise.
6937 * tree-ssanames.c (release_ssa_name): Likewise.
6938 * tree-tailcall.c (eliminate_tail_call): Likewise.
6939 (tree_optimize_tail_calls_1): Likewise.
6940 * tree-vrp.c (get_value_range): Likewise.
6942 2005-07-14 Ben Elliston <bje@au.ibm.com>
6944 * gcc.c (main): Compare language[0] with '*' when iterating over
6947 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6949 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
6950 "s390_emit_compare". Add handling of CCZ1mode.
6951 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
6952 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
6954 (s390_branch_condition_mask): Add CCZ1mode handling.
6955 * config/s390/s390.md: ("seq", "*seq"): New pattern.
6956 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
6957 Use CCZ1mode instead of CCZmode.
6958 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
6960 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6962 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
6964 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
6966 2005-07-13 Eric Christopher <echristo@redhat.com>
6968 * config/mips/mips.c (mips_canonicalize_comparison): New.
6969 (mips_emit_int_relational): Use.
6971 2005-07-13 Eric Christopher <echristo@redhat.com>
6973 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6975 * config/s390/s390.md: Include tpf.md. Move tpf specific
6977 * config/s390/tpf.md: To here.
6978 * config/s390/s390.opt: Move tpf specific options...
6979 * config/s390/tpf.opt: to here. Add mmain option.
6980 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6981 * config/s390/tpf.h: Rewrite.
6983 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6985 * doc/tm.texi: Remove @xref{Cross-profiling}.
6987 2005-07-13 Jeff Law <law@redhat.com>
6989 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
6990 expressions, test their _DECL operands for pointer equality rather
6991 than using operand_equal_p.
6993 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6995 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
6996 (TARGET_POSIX_IO): This.
6997 * config/darwin.h: Likewise.
6998 * config/freebsd.h: Likewise.
6999 * config/linux.h: Likewise.
7000 * config/lynx.h: Likewise.
7001 * config/netbsd.h: Likewise.
7002 * config/rs6000/linux64.h: Likewise.
7003 * config/rs6000/linux.h: Likewise.
7004 * config/s390/tpf.h: Likewise.
7005 * config/sh/embed-elf.h: Likewise.
7006 * config/sparc/linux64.h: Likewise.
7007 * config/sparc/linux.h: Likewise.
7008 * config/svr4.h: Likewise.
7009 * gcov-io.h: Likewise.
7011 * doc/tm.texi: Updated.
7013 * libgcov.c (create_file_directory): Defined only if
7014 TARGET_POSIX_IO is defined.
7015 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
7018 2005-07-13 Jan Hubicka <jh@suse.cz>
7020 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
7022 2005-07-13 David Edelsohn <edelsohn@gnu.org>
7024 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
7025 structure as argument.
7027 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
7029 PR tree-optimization/21921
7030 * tree-iterator.c (tsi_link_before): Support the case when
7031 tsi_end_p (tsi) == true.
7033 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7035 PR tree-optimization/22442
7036 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
7039 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7041 PR rtl-optimization/20376
7042 * toplev.c (process_options): Enable -fweb and -frename-registers when
7044 * doc/invoke.texi: Update the information about when -fweb and
7045 -frename-registers are enabled.
7047 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7050 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
7051 if *rhs_p is not a SSA_NAME.
7053 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
7055 Fix PR tree-optimization/22422
7056 * tree-ssa-structalias.c (struct variable_info): Add flag for
7058 (get_varinfo): Now a static function.
7059 (new_varinfo): init has_union and is_special_var to false.
7060 (solution_set_add): Check has_union.
7061 (do_da_constraint): Move temporary variable so it gets reset
7063 Also check for special variable.
7064 (do_ds_constraint): Ditto.
7065 (do_sd_constraint): Ditto.
7066 (do_structure_copy): Check for special variable.
7067 (find_func_aliases): Ditto.
7068 (init_base_vars): Set special vars properly.
7070 2005-07-13 Jan Hubicka <jh@suse.cz>
7072 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
7075 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
7076 (get_expr_operands): Fix thinko wrt flags and subvars.
7078 PR tree-optimize/22379
7079 * tree-inline.c (expand_call_inline): Do not output sorry in early
7082 2005-07-12 Dale Johannesen <dalej@apple.com>
7084 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
7086 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7089 * host-linux.h: Include limits.h.
7091 2005-07-12 Dale Johannesen <dalej@apple.com>
7093 * expr.c (compress_float_constant): Add cost check.
7094 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
7096 2005-07-12 Dale Johannesen <dalej@apple.com>
7098 * gcc.target/i386/compress-float-sse.c: New.
7099 * gcc.target/i386/compress-float-sse-pic.c: New.
7100 * gcc.target/i386/compress-float-387.c: New.
7101 * gcc.target/i386/compress-float-387-pic.c: New.
7102 * gcc.dg/compress-float-ppc.c: New.
7103 * gcc.dg/compress-float-ppc-pic.c: New.
7105 2005-07-12 Eric Christopher <echristo@redhat.com>
7107 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
7109 * config/s390/s390.md: Include tpf.md. Move tpf specific
7111 * config/s390/tpf.md: To here.
7112 * config/s390/s390.opt: Move tpf specific options...
7113 * config/s390/tpf.opt: to here. Add mmain option.
7114 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7115 * config/s390/tpf.h: Rewrite.
7117 2005-07-12 Eric Christopher <echristo@redhat.com>
7119 * gcc.c (struct infile): Update comment for language.
7120 (main): Rewrite input file resetting code.
7122 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7125 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
7126 requiring a cast in a non RHS of modify_expr. Add a cast when required.
7127 (lookup_avail_expr): Use constant_boolean_node instead
7128 of boolean_false_node/boolean_true_node.
7130 2005-07-12 Ben Elliston <bje@au.ibm.com>
7132 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
7133 and use it when printing num_edges.
7135 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
7137 * doc/extend.texi (Blackfin Built-in Functions): New section.
7138 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
7141 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
7143 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
7144 s/cmpstrsi/cmpstrnsi
7145 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
7147 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
7148 (init_optabs): Initialize cmpstrn_optab.
7149 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
7150 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
7151 * expr.c: (enum insn_code cmpstrn_optab): Declare.
7152 * config/i386/i386.md: s/cmpstr/cmpstrn
7153 * config/c4x/c4x.md: s/cmpstr/cmpstrn
7154 * doc/md.texi: Update documentation.
7156 2005-07-11 Richard Henderson <rth@redhat.com>
7158 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
7159 build_va_arg_indirect_ref.
7160 (alpha_gimplify_va_arg): Likewise.
7161 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
7162 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
7163 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
7164 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
7165 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
7166 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
7168 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
7170 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7172 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
7173 * passes.c (init_optimization_passes): Add pass_empty_loop.
7174 * tree-pass.h (pass_empty_loop): Declare.
7175 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
7176 try_remove_empty_loop, remove_empty_loops): New functions.
7177 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
7178 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
7180 2005-07-12 Peter Barada <peter@the-baradas.com>
7184 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
7185 in address registers.
7186 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
7187 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
7188 alternative of addsi3_5200.
7190 2005-07-11 Ian Lance Taylor <ian@airs.com>
7192 * config/mips/mips.md (ffs<mode>2): Remove.
7194 2005-07-11 Ian Lance Taylor <ian@airs.com>
7196 * doc/tree-ssa.texi (Cleanups): Improve description of
7198 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
7200 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7202 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
7203 * tree.h (DECL_ARGUMENT_FLD): New macro.
7205 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7207 Fix PR tree-optimization/22404
7209 * tree-ssa-structalias.c (create_variable_info_for): Use
7212 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
7214 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
7215 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
7216 for second comparison operand.
7217 * config/bfin/predicates.md (reg_or_const_int_operand): New.
7219 * config/bfin/bfin.md (define_attr "type"): Add "sync".
7220 (define_insn_reservation "alu"): Likewise.
7221 (csync, ssync): Now of type sync.
7222 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
7223 -mcsync-anomaly -mspecld-anomaly.
7224 * config/bfin/bfin.opt (mcsync): Remove.
7225 (mcsync-anomaly, mspecld-anomaly): Add.
7226 * config/bfin/bfin.c: Include "insn-codes.h".
7227 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
7228 (TARGET_DEFAULT_TARGET_FLAGS): New.
7229 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
7231 2005-07-11 Steven Bosscher <stevenb@suse.de>
7233 * basic-block.h: Give the BB flags enum a name, bb_flags.
7234 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
7235 * cfgcleanup.c (enum bb_flags): Remove here.
7236 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
7237 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
7238 (update_forwarder_flag): Likewise.
7239 (thread_jump): Likewise.
7240 (try_forward_edges): Likewise.
7241 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
7242 forwarder flags. Don't clear bb->aux for all basic blocks. Only
7243 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
7245 2005-07-11 Richard Guenther <rguenther@suse.de>
7247 * config/i386/i386.opt: New target option -msseregparm.
7248 * config/i386/i386.c (override_options): Error out for
7249 -msseregparm but no SSE support.
7250 (ix86_function_sseregparm): Check for global sseregparm.
7251 * doc/invoke.texi: Document -msseregparm.
7253 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7255 * config.gcc (m32r-*-linux*): Use the default extra_parts.
7256 (m32rle-*-linux*): Ditto.
7258 2005-07-11 Jakub Jelinek <jakub@redhat.com>
7260 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
7261 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
7264 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7268 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
7269 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
7271 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
7273 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
7274 (varmap): Heapify varmap.
7275 (constraints): Heapify constraints.
7276 (struct constraint_graph): Heapify succs and preds.
7277 (constraint_vec_find): Update for heapification.
7278 (constraint_set_union): Ditto.
7279 (insert_into_complex): Ditto.
7280 (constraint_edge_vec_find): Ditto.
7281 (erase_graph_self_edge): Ditto.
7282 (add_graph_edge): Ditto.
7283 (get_graph_weights): Ditto.
7284 (merge_graph_nodes): Ditto.
7285 (build_constraint_graph): Ditto.
7286 (topo_visit): Ditto.
7287 (solve_graph): Ditto.
7288 (create_variable_info_for): Ditto.
7289 (init_base_vars): Ditto.
7290 (delete_points_to_sets): Free graph, varmap, and complex constraints.
7291 (condese_varmap_nodes): Free complex vector.
7292 (clear_edges_for_node): Clear succs and preds vector.
7294 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7296 * tree-ssa-structalias.c (update_alias_info): Change counting of
7297 references to not include vdefs.
7299 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7301 * tree-ssa-alias.c (free_used_part_map): Add missing free.
7304 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7306 * pa.c (pa_commutative_p): Make PLUS commutative when
7307 TARGET_NO_SPACE_REGS is true.
7309 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7311 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
7312 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
7313 * tree-dfa.c (dump_subvars_for): New.
7314 (debug_subvars_for): New.
7315 (dump_variable): Show subvariables if VAR has them.
7316 * tree-flow-inline.h (get_subvar_at): New.
7317 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
7318 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
7320 (struct subvar): Change fields offset and size to unsigned
7322 (dump_subvars_for): Declare.
7323 (debug_subvars_for): Declare.
7324 (get_subvar_at): Declare.
7325 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
7326 to unsigned HOST_WIDE_INT *.
7327 (overlap_subvar): Likewise.
7328 * tree-gimple.c (is_gimple_reg): Always return false for
7329 SFTs and memory tags.
7330 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
7332 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
7333 (compute_may_aliases): Call compute_points_to_sets.
7334 (collect_points_to_info_for): Remove.
7335 (compute_points_to_and_addr_escape): Remove.
7336 (delete_alias_info): Call delete_points_to_sets.
7337 (compute_flow_sensitive_aliasing): If the call to
7338 find_what_p_points_to returns false, call set_pt_anything.
7339 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
7340 (set_pt_anything): Clear pi->pt_vars.
7341 (set_pt_malloc): Remove.
7342 (merge_pointed_to_info): Remove.
7343 (add_pointed_to_expr): Remove.
7344 (add_pointed_to_var): Remove.
7345 (collect_points_to_info_r): Remove.
7346 (is_escape_site): Make extern.
7348 (create_overlap_variables_for): Call it.
7349 * tree-ssa-copy.c (merge_alias_info): Never merge
7350 flow-sensitive alias information.
7351 * tree-ssa-operands.c (get_expr_operands): Adjust variables
7352 offset and size to be unsigned HOST_WIDE_INT.
7353 (add_to_addressable_set): Rename from note_addressable.
7354 Set TREE_ADDRESSABLE as the variables are added to the set.
7356 (add_stmt_operand): Do not try to micro-optimize unmodifiable
7357 operands into VUSEs when adding V_MAY_DEFs for members in an
7359 * tree-ssa-operands.h (add_to_addressable_set): Declare.
7360 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
7361 (struct variable_info): Add bitfield is_heap_var.
7362 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
7363 (new_var_info): Initialize is_heap_var.
7364 (get_constraint_for): Add HEAP variables to the symbol table.
7365 Mark them with is_heap_var.
7366 (update_alias_info): New. Taken mostly from the old
7367 compute_points_to_and_addr_escape.
7368 (handle_ptr_arith): New.
7369 (find_func_aliases): Call update_alias_info.
7370 Call handle_ptr_info for tcc_binary expressions.
7371 Call mark_stmt_modified.
7372 (create_variable_info_for): If DECL has subvars, do not create
7373 variables for its subvars. Always add all the fields.
7374 (set_uids_in_ptset): If the solution includes ANYOFFSET and
7375 SFTs, then add all the SFTs of the structure.
7376 If VI->DECL is an aggregate with subvariables, add the SFT at
7378 (find_what_p_points_to): If VI is an artificial variable,
7379 translate to bitfields in SSA_NAME_PTR_INFO.
7380 If the solution is empty, set pi->pt_vars to NULL
7381 (init_base_vars): Create ANYOFFSET.
7382 (compute_points_to_sets): Rename from create_alias_vars.
7384 (pass_build_pta): Remove.
7385 (delete_points_to_sets): Rename from delete_alias_vars.
7386 (pass_del_pta): Remove.
7387 * tree-ssa-structalias.h (struct alias_info): Move from
7389 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
7390 NUM_REFERENCES_SET): Likewise.
7391 (compute_points_to_sets, delete_points_to_sets): Declare.
7393 2005-07-09 Richard Henderson <rth@redhat.com>
7395 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
7396 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
7397 alpha_split_lock_test_and_set_12): New functions.
7398 * config/alpha/alpha-protos.h: Update.
7399 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
7400 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
7401 * config/alpha/sync.md (I12MODE): New.
7402 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
7403 (sync_<fetchop_name><I48MODE>): Likewise.
7404 (sync_nand<I48MODE>): Likewise.
7405 (sync_old_<fetchop_name><I48MODE>): Likewise.
7406 (sync_new_<fetchop_name><I48MODE>): Likewise.
7407 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
7408 (sync_compare_and_swap<I48MODE>): Likewise.
7409 (sync_lock_test_and_set<I48MODE>): Likewise.
7410 (sync_compare_and_swap<I12MODE>): New.
7411 (sync_compare_and_swap<I12MODE>_1): New.
7412 (sync_lock_test_and_set<I12MODE>): New.
7413 (sync_lock_test_and_set<I12MODE>_1): New.
7415 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7419 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
7421 2005-07-09 Jakub Jelinek <jakub@redhat.com>
7423 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
7424 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
7426 2005-07-09 Richard SAndiford <richard@codesourcery.com>
7429 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7431 2005-07-08 David Edelsohn <edelsohn@gnu.org>
7433 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
7434 memory_operand constraint.
7435 (store_conditional_<mode>): Same.
7436 (sync_compare_and_swap<mode>): Same.
7437 (sync_lock_test_and_set<mode>): Same.
7439 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
7441 Rewrite PIC support to more closely model actual instructions.
7442 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
7443 (cris_symbol): Remove prototypes for removed functions.
7444 (cris_pic_symbol_type_of, cris_valid_pic_const)
7445 (cris_expand_pic_call_address): Prototypes for new functions.
7446 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
7448 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
7450 <case ':'>: Add case for new punctuation character.
7451 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
7452 emitting (extra) PIC modifier.
7453 <case UNSPEC>: Do not assert for PLT.
7454 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
7455 (cris_expand_prologue, cris_expand_epilogue): Check
7456 for pic_offset_table_rtx usage instead of taking
7457 current_function_uses_pic_offset_table as the final word.
7458 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
7459 Remove flag_pic difference.
7460 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
7461 the moral equivalents of...
7462 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
7464 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
7465 (cris_handle_option): Mark ARG as unused.
7466 (cris_expand_pic_call_address): New worker function for "call",
7468 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
7469 output PIC constructs here.
7470 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
7471 as symbol-specific modifers, not whole or part of operands.
7472 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
7473 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
7474 constants and flag_pic.
7475 (CONSTANT_INDEX_P): Adjust for new functions.
7476 (enum cris_pic_symbol_type): New helper type.
7477 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
7478 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
7479 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
7481 ("movsi"): Emit actual instructions for GOT and relative access.
7482 ("*movsi_got_load"): New pattern to set up the register holding
7484 ("*movsi_internal"): Operand 1 is not a plain general_operand.
7485 Adjust FIXME for 'S'.
7486 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
7487 Use "movs" for -fpic cases.
7488 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
7489 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
7490 ("call", "call_value"): Just call cris_expand_pic_call_address for
7492 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
7493 Remove special pattern.
7494 ("*expanded_call_side", "*expanded_call_value_side"): New
7496 (gotplt-to-plt, gotplt-to-plt-side-call)
7497 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
7499 * config/cris/cris/predicates.md
7500 ("cris_general_operand_or_gotless_symbol"): Remove unused
7502 ("cris_general_operand_or_symbol"): Adjust for new functions.
7504 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7506 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
7508 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
7510 * Makefile.in (TREE_H): Add treestruct.def.
7511 (c-decl.o): Add pointer-set.h
7512 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
7513 visibility on regular DECL's.
7514 (merge_decls): Fix the copying of decl nodes of various types for
7515 the new structures. Don't update RTL, section name, weak status,
7516 etc, on DECL's without RTL.
7517 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
7518 Don't check volatile on non-variable types.
7519 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
7520 to check whether we have seen arguments.
7521 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
7522 flag is checked before field (flag is common, field is not).
7523 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
7524 TS_DECL_COMMON could have an origin.
7525 (add_location_or_const_value_attribute): Don't check section name
7526 on non-var/function decls.
7527 (dwarf2out_var_location): Reverse order of tests.
7528 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
7529 with DECL_WRTL_CHECK.
7530 * expmed.c (make_tree): rtl is now in decl_with_rtl.
7531 * fold-const.c (fold_binary): Don't check weakness on
7532 non-var/function decls.
7533 (tree_expr_nonzero_p): Ditto.
7534 (fold_checksum_tree): Use tree_decl_extra as sizeof
7536 * ggc-page.c (extra_order_size_table): Add sizes for
7537 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
7539 * gimplify.c (gimplify_bind_expr): Only set
7540 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
7541 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
7543 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
7544 * langhooks.h (init_ts). New langhook.
7545 * passes.c (rest_of_decl_compilation): Reverse order of tests.
7546 * print-tree.c (print_node): Update to only print fields that
7547 exist in the structures the passed decl has.
7548 * toplev.c (wrapup_global_declarations): Don't reset
7549 DECL_DEFER_OUTPUT on DECL's that don't contain it.
7550 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
7551 * tree-inline.c (remap_decl): Ditto.
7552 * tree-outof-ssa.c (create_temp): Reverse order of tests.
7553 * tree-pretty-print.c (print_declaration): Don't print
7554 DECL_REGISTER on things that don't contain it.
7555 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
7556 non-var/function decls.
7557 * tree.c (tree_contains_struct): New structure.
7558 (init_priority_for_decl): New hashtable.
7559 (tree_int_map): New structure.
7560 (tree_int_map_eq): New function.
7561 (tree_int_map_marked_p): Ditto.
7562 (tree_int_map_hash): Ditto.
7563 (tree_map): Move to tree.h.
7564 (tree_map_eq): Externalize.
7565 (tree_map_hash): Ditto.
7566 (tree_map_marked_p): Ditto.
7567 (init_ttree): Set up tree_contains_struct and call langhook.
7568 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
7569 (tree_code_size): Update for new structures.
7570 (tree_node_structure): Update for new structures.
7571 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
7573 (copy_node_stat): Copy init priority.
7574 (build_decl_stat): Ditto for visibility.
7575 (ts_enum_names): New.
7576 (tree_contains_struct_check_failed): New function.
7577 (decl_init_priority_lookup): Ditto.
7578 (decl_init_priority_insert): Ditto.
7579 * treestruct.def: New file.
7580 * tree.h (CODE_CONTAINS_STRUCT): New macro.
7581 (CONTAINS_STRUCT_CHECK): Ditto.
7582 (tree_contains_struct_check_failed): New prototype.
7583 (DECL_CHECK): Removed.
7584 (DECL_MINIMAL_CHECK): New.
7585 (DECL_COMMON_CHECK): Ditto.
7586 (DECL_WRTL_CHECK): Ditto.
7587 (DECL_NON_COMMON_CHECK): Ditto.
7588 (DECL_WITH_VIS_CHECK): Ditto.
7589 (VAR_OR_FUNCTION_DECL_P): Ditto
7590 (struct tree_decl_minimal): New structure.
7591 (struct tree_decl_common): Ditto.
7592 (struct tree_decl_with_rtl): Ditto.
7593 (struct tree_decl_with_vis): Ditto.
7594 (struct tree_decl_non_common): Ditto.
7595 (struct tree_field_decl): Ditto.
7596 (struct tree_parm_decl): Ditto.
7597 (struct tree_var_decl): Ditto.
7598 (struct tree_function_decl): Ditto.
7599 (struct tree_const_decl): Ditto.
7600 (struct tree_result_decl): Ditto.
7601 (union tree_node): Add new structures.
7602 * var-tracking.c (track_expr_p): Reverse order of tests.
7604 * doc/c-tree.texi: Add documentation on DECL node internal structure.
7606 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7608 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
7609 * system.h: Poison FINALIZE_PIC.
7610 * doc/tm.texi (FINALIZE_PIC): Remove.
7612 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7615 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
7616 to the correct type if we have a MODIFY_EXPR.
7618 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7620 PR tree-optimization/22360
7621 * tree.c (upper_bound_in_type): Fix calculations for casting
7622 to a non-wider signed type and casting a signed value to a
7623 wider unsigned type.
7624 (lower_bound_in_type): Fix calculations for casting to a
7625 non-wider signed type.
7627 PR tree-optimization/20139
7628 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
7630 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
7631 fold_cond_expr_cond.
7632 * tree-ssanames.c (release_defs): Assert in_ssa_p.
7633 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
7635 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7638 * tree-complex.c (expand_complex_libcall): Produce
7639 REALPART_EXPR/IMAGPART_EXPR with the correct type.
7641 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
7643 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
7644 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
7645 b" assert and inserted fastpath code for this case.
7646 (bitmap_ior): Removed "a != b" assert.
7648 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7650 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
7651 (ENDFILE_SPEC): Likewise.
7652 * config/m32r/m32r.h (ASM_SPEC): Likewise.
7654 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
7655 a large stack frame at epilogue.
7657 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
7659 * final.c: Include sdbout.h when required.
7661 2005-07-07 Geoffrey Keating <geoffk@apple.com>
7663 * config.gcc (*-*-darwin*): Only one target-specific header file
7665 (powerpc-*-darwin*): Add version-specific header files.
7666 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
7667 * config.in: Regenerate.
7668 * configure: Regenerate.
7669 * gcc.c: Include xregex.h.
7670 (version_compare_spec_function): New.
7671 (spec_function): Add version-compare.
7672 (replace_outfile_spec_function): Reformat comment.
7673 (compare_version_strings): New.
7674 * config/darwin-c.c (version_as_macro): New.
7675 (builtin_define): New.
7676 (darwin_cpp_builtins): New.
7677 * config/darwin-protos.h (darwin_cpp_builtins): New.
7678 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
7679 (LIB_SPEC): Make unconditional, update comment.
7680 (TARGET_C99_FUNCTIONS): Define.
7681 * config/darwin.opt: Sort.
7682 (mmacosx-version-min=): New.
7683 * config/darwin7.h: Delete.
7684 * config/darwin8.h: Delete.
7685 * config/i386/darwin.h (): Call darwin_cpp_builtins.
7686 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
7687 (TARGET_C99_FUNCTIONS): Define.
7688 * config/rs6000/darwin7.h: New.
7689 * config/rs6000/darwin8.h: New.
7690 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
7691 (-mmacosx-version-min): Document.
7693 2005-07-07 Ian Lance Taylor <ian@airs.com>
7695 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
7697 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
7700 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
7702 2005-07-07 Khem Raj <kraj@mvista.com>
7704 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
7705 in bytes, not words.
7707 2005-07-07 Paul Brook <paul@codesourcery.com>
7709 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
7710 DEFAULT_FUNCTION_ARG_PADDING to upward.
7712 2005-07-07 Richard Henderson <rth@redhat.com>
7714 * function.c (locate_and_pad_parm): Record parameter alignment in
7715 stack_alignment_needed.
7717 2005-07-07 David Edelsohn <edelsohn@gnu.org>
7719 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
7720 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
7721 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
7722 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
7723 (define_attr "type"): Add isync, sync, load_l, store_c.
7724 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
7725 Create scratch volatile MEM.
7726 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
7728 (load_locked_<mode>): New.
7729 (store_conditional_<mode>): New.
7730 (sync_compare_and_swap<mode>): Replace with splitter.
7731 (sync_lock_test_and_set<mode>): Replace with splitter.
7732 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
7734 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
7735 is ics. Attribute isync.
7736 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
7738 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
7739 and UNSPECV_SYNC_OP.
7740 (emit_unlikely_jump): New.
7741 (emit_load_locked): New.
7742 (emit_store_conditional): New.
7743 (rs6000_split_compare_and_swap): New.
7744 (rs6000_split_lock_test_and_set): New.
7745 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
7746 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
7747 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
7748 rs6000_split_lock_test_and_set): Declare.
7749 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
7750 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
7751 store_c, isync, sync.
7753 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
7755 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
7756 filenames to gtyp-gen.h.
7757 (s-typ-gen): Use it in place of for loops.
7759 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
7761 * hooks.c (hook_bool_rtx_int_false): New function.
7762 * hooks.h (hook_bool_rtx_int_false): Declare.
7763 * target-def.h (TARGET_COMMUTATIVE_P): Define.
7764 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
7765 * target.h (struct gcc_target): Add commutative_p member.
7766 * targhooks.c (hook_bool_rtx_commutative_p): New function.
7767 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
7768 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
7769 (pa_commutative_p): New function.
7770 * jump.c (target.h): Include.
7771 (rtx_renumbered_equal_p): Use targetm.commutative_p.
7772 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
7774 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7776 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
7777 (s390_expand_setmem): New.
7778 * config/s390/s390.c: Likewise.
7779 (print_shift_count_operand): Truncate to 12 bits instead of 6.
7781 * config/s390/s390.md: ("setmem<mode>"): Accept character as
7782 general_operand. Call new function "s390_expand_setmem".
7783 ("clrmem_long", "*clrmem_long"): Rewrite to ...
7784 ("setmem_long", "*setmem_long"): ... this.
7786 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7788 * config/s390/s390.c: (optimization_options): Enable
7789 TARGET_MVCLE at -Os.
7790 * doc/invoke.texi: Document changes in default behaviour.
7791 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
7793 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7795 * expr.c: (set_storage_via_setmem): Convert opchar to mode
7796 defined by back-end.
7798 2005-07-07 Jakub Jelinek <jakub@redhat.com>
7800 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
7801 all sets in the pattern.
7802 * config/rs6000/rs6000.md (stack_protect_testsi,
7803 stack_protect_testdi): Likewise.
7805 2005-07-06 Jeff Law <law@redhat.com>
7807 * tree-vrp.c (simplify_using_ranges): Kill.
7808 (vrp_finalize): Remove call to simplify_using_ranges.
7809 (simplify_stmt_using_ranges): New function extracted from
7810 simplify_using_ranges.
7811 (simplify_div_or_mod_using_ranges): Likewise.
7812 (simplify_abs_using_ranges): Likewise.
7813 (simplify_cond_using_ranges): New function.
7814 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
7815 * tree-ssa-propagate.c (substitute_and_fold): Call
7816 simplify_stmt_using_ranges if we have range information.
7818 2005-07-06 James E. Wilson <wilson@specifixinc.com>
7820 * config/ia64/ia64.c (ia64_reorg): Check optimize before
7821 ia64_flag_schedule_isns2.
7823 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
7824 reading/writing general registers.
7825 (ia64_function_arg): Revert 2005-06-18 change.
7827 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7829 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
7830 (legitimize_tls_address): Use gcc_unreachable instead of abort.
7832 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
7834 * function.c (expand_function_end): Revert part of 2005-06-27
7835 patch. Do sjlj_emit_function_exit_after after return_label.
7837 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7839 * doc/install.texi (--disable-libssp): New.
7841 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
7843 * doc/invoke.texi: Update -fforce-mem documentation.
7844 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
7845 code for -fforce-mem.
7846 * expmed.c: (store_bit_field,store_fixed_bit_field,
7847 extract_bit_field): Ditto.
7848 * expr.c: (convert_move): Ditto.
7849 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
7850 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
7851 emit_conditional_add,expand_float,expand_fix): Ditto.
7852 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
7853 (common_handle_option): Issue warning when -fforce-mem specified.
7855 2005-07-06 Paul Brook <paul@codesourcery.com>
7857 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
7859 * configure: Regenerate.
7861 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
7863 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
7865 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
7867 Fix PR tree-optimization/22319
7868 Fix PR tree-optimization/22140
7869 Fix PR tree-optimization/22310
7871 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
7872 variable sized types.
7873 Use correct type for intermediate structure on *a = *b structure
7876 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7878 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
7880 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
7881 (machine_function): Move typedef to...
7882 * config/rs6000/rs6000.c (machine_function): ... here. Add
7883 varargs_save_offset field.
7884 (rs6000_stack_t): Remove varargs_size field.
7885 (setup_incoming_varargs): Allocate varargs save area using
7886 assign_stack_local, try to make it as small as possible.
7887 Save offset from virtual_stack_vars_rtx to the save area
7888 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
7889 instead of magic 8 when fp word byte size is used.
7890 (rs6000_va_start): Use cfun->machine->varargs_save_offset
7891 instead of -RS6000_VARARGS_SIZE.
7892 (rs6000_stack_info, debug_stack_info,
7893 rs6000_initial_elimination_offset): Remove all traces of
7895 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
7896 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
7897 RS6000_VARARGS_AREA.
7899 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
7901 PR tree-optimization/21963
7902 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
7903 constant_multiple_of in the same way get_computation_cost_at does.
7905 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7907 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
7908 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
7909 (gen_compare_reg): If sparc_compare_emitted is set, clear it
7910 and return its previous value.
7911 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
7912 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
7914 (stack_protect_set, stack_protect_test): New expanders.
7915 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
7916 stack_protect_testdi): New insns.
7917 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7918 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
7920 2005-07-06 Jeff Law <law@redhat.com>
7922 * tree-ssa-dce.c (cfg_altered): New global.
7923 (tree_dce_init): Initialize cfg_altered.
7924 (remove_dead_stmt): If we remove an edge in the CFG, then set
7926 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
7929 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7931 * Makefile.in (stamp-collect-ld): Use
7932 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
7933 ./collect-ld if it already exists.
7934 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
7935 Don't remove ./nm if it already exists.
7937 2005-07-05 Devang Patel <dpatel@apple.com>
7939 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
7940 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
7941 * tree-vectorizer.c (vect_loop_location): New.
7942 (vect_print_dump_info): Use vect_loop_location.
7943 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
7944 (vectorize_loops): Set vect_loop_location.
7945 * tree-vect-analyze.c (vect_analyze_offset_expr,
7946 vect_determin_vectorization_factor, vect_analyze_operations,
7947 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
7948 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
7949 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
7950 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
7951 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
7952 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
7953 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
7954 vect_analyze_loop): Adjust vect_print_dump_info API.
7955 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
7956 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
7957 vect_finish_stmt_generation, vectorizable_assignment,
7958 vectorizable_operation, vectorizable_store, vectorizable_load,
7959 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
7960 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
7961 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
7962 vect_transform_loop): Same.
7963 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
7964 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
7967 2005-07-05 Randolph Chung <tausq@debian.org>
7969 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
7970 * configure: Regenerate.
7971 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
7972 (pa_tls_referenced_p): Declare.
7973 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
7974 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
7975 (legitimize_tls_address): New.
7976 (hppa_legitimize_address): Handle TLS addresses.
7977 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
7978 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7979 (emit_move_sequence): Handle TLS addresses.
7980 (pa_encode_section_info): Call default handler to handle common
7982 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
7983 (CONSTANT_ADDRESS_P): Reject TLS operands.
7984 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
7985 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
7986 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
7987 (UNSPEC_TLSLE): Define new constants.
7988 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
7989 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
7990 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
7991 (tie_symbolic_operand, tle_symbolic_operand): New
7993 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
7995 * aclocal.m4: Update macros for autoconf 2.59 style.
7996 * configure.ac: Likewise.
7998 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8000 * pa.c (function_value): Handle small aggregates on 32-bit targets.
8001 (function_arg): Pass small aggregates in general registers on 32-bit
8003 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
8005 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
8007 * Makefile.in (final.o): Fix dependencies.
8009 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8013 * langhooks.h (struct lang_hooks): Add expr_to_decl.
8014 * langhooks.c (lhd_expr_to_decl): New.
8015 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
8017 (LANG_HOOKS_INITIALIZER): Update.
8018 * tree.c (recompute_tree_invarant_for_addr_expr): Call
8019 expr_to_decl langhook.
8020 * c-tree.h (c_expr_to_decl): Declare.
8021 * c-typeck.c (c_expr_to_decl): New.
8022 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
8024 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
8026 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8029 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
8030 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
8032 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
8034 * Makefile.in: Adjust dependencies.
8035 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
8036 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
8037 * alias.c (rest_of_handle_cfg, pass_cfg): New.
8038 * bb-reorder.c (duplicate_computed_gotos): Make it static.
8039 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
8040 rest_of_compilation.
8042 * bb-reorder.c (gate_duplicate_computed_gotos,
8043 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
8044 rest_of_handle_reorder_blocks, pass_reorder_blocks,
8045 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
8046 pass_partition_blocks): New.
8047 * bt-load.c (gate_handle_branch_target_load_optimize,
8048 rest_of_handle_branch_target_load_optimize,
8049 pass_branch_target_load_optimize): New.
8050 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
8052 * cfglayout.c (pass_insn_locators_initialize): New.
8053 * cfgrtl.c (pass_free_cfg): New.
8054 * combine.c (gate_handle_combine, rest_of_handle_combine,
8056 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
8057 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
8058 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
8059 * except.c (pass_set_nothrow_function_flags,
8060 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
8062 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
8063 rest_of_handle_shorten_branches, pass_shorten_branches,
8064 rest_of_clean_state, pass_clean_state): New.
8065 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
8066 rest_of_handle_remove_death_notes, pass_remove_death_notes,
8067 rest_of_handle_life, pass_life, rest_of_handle_flow2,
8069 * function.c (pass_instantiate_virtual_regs, pass_init_function,
8070 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
8071 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
8072 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
8074 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
8075 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
8076 pass_rtl_ifcvt, gate_handle_if_after_combine,
8077 rest_of_handle_if_after_combine, pass_if_after_combine,
8078 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
8079 pass_if_after_reload): New.
8080 * integrate.c (pass_initial_value_sets): New.
8081 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
8082 pass_purge_lineno_notes): New.
8083 * mode-switching.c (rest_of_handle_mode_switching,
8084 pass_mode_switching): New.
8085 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
8086 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
8088 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
8089 pass_loop_optimize): New.
8090 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
8092 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
8094 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
8095 pass_postreload_cse): New.
8096 * profile.c (gate_handle_profiling, pass_profiling,
8097 rest_of_handle_branch_prob, pass_branch_prob): New.
8098 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
8099 pass_split_before_regstack, gate_handle_split_before_regstack,
8100 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
8101 rest_of_handle_split_all_insns, pass_split_all_insns): New.
8102 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
8103 pass_stack_regs): New.
8104 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
8105 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
8106 pass_stack_adjustments): New.
8107 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
8108 pass_regrename): New.
8109 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
8110 pass_delay_slots, gate_handle_machine_reorg,
8111 rest_of_handle_machine_reorg, pass_machine_reorg): New.
8112 * rtl.h (extern void purge_line_number_notes): New.
8113 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
8114 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
8116 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
8118 * value-prof.c (gate_handle_value_profile_transformations,
8119 rest_of_handle_value_profile_transformations,
8120 pass_value_profile_transformations): New.
8121 * var-tracking.c (gate_handle_var_tracking,
8122 pass_variable_tracking): New.
8123 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
8125 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
8126 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
8127 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
8128 rest_of_handle_old_regalloc, rest_of_handle_regrename,
8129 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
8130 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
8131 rest_of_handle_gcse2, rest_of_handle_regmove,
8132 rest_of_handle_tracer, rest_of_handle_if_conversion,
8133 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
8134 rest_of_handle_web, rest_of_handle_branch_prob,
8135 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
8136 rest_of_handle_jump_bypass, rest_of_handle_combine,
8137 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8138 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8139 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
8140 rest_of_handle_mode_switching, rest_of_handle_jump,
8141 rest_of_handle_eh, rest_of_handle_stack_adjustments,
8142 rest_of_handle_flow2, rest_of_handle_jump2,
8143 rest_of_handle_peephole2, rest_of_handle_postreload,
8144 rest_of_handle_shorten_branches, rest_of_clean_state,
8145 rest_of_compilation): Remove.
8147 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
8148 * passes.c (dump_flags, in_gimple_form, all_passes,
8149 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8150 register_dump_files, next_pass_1, last_verified, execute_todo,
8151 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
8152 from tree-optimize.c.
8153 (init_optimization_passes): Moved from tree-optimize.c,
8154 adding the RTL optimizations.
8155 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
8156 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
8157 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8158 register_dump_files, next_pass_1, last_verified, execute_todo,
8159 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
8160 init_tree_optimization_passes, ipa_passes): Delete.
8161 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
8163 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
8164 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
8166 (ipa_passes): Remove.
8167 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
8168 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
8169 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
8170 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
8171 (dump_info_p, dump_flag): Moved to tree-dump.h.
8173 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
8175 * passes.c (finish_optimization_passes): Use dump_begin
8176 and dump_end, TDI_end.
8177 (gate_rest_of_compilation): New.
8178 (pass_rest_of_compilation): Use it.
8179 (gate_postreload, pass_postreload): New.
8180 * toplev.c (general_init): Rename init_tree_optimization_passes.
8181 * toplev.h (init_tree_optimization_passes): Rename to
8182 init_optimizations_passes.
8183 * tree-dump.c (dump_flag): Make static.
8184 (dump_files): Remove RTL dumps.
8185 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
8186 pass_cleanup_cfg, pass_free_cfg_annotations,
8187 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
8188 pass_init_datastructures, pass_fixup_cfg): Make non-static.
8189 * tree-pretty-print.c: Include tree-pass.h.
8190 * cgraph.c: Include tree-dump.h.
8192 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8194 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
8195 Only fall back to saying it points to readonly memory if
8198 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8200 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
8201 * config/m32r/m32r.c (m32r_compute_frame_size,
8202 m32r_expand_prologue): Take current_function_profile into
8203 account whenever we reference
8204 current_function_uses_pic_offset_table.
8205 (m32r_finalize_pic): Remove.
8206 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
8208 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
8210 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
8211 instead of $<. Don't remove ./as if it already exists.
8213 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8216 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
8217 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
8218 for complex modes when generating code for PA 1.0.
8219 (VALID_FP_MODE_P): New macro.
8220 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8221 sets for all general and floating point modes. Align wide floating
8222 point modes to even register boundaries to comply with architectural
8224 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
8225 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
8226 (VALID_FP_MODE_P): New macro.
8227 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8228 sets for all general and floating point modes. Align wide floating
8229 point modes to even register boundaries to comply with architectural
8232 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8234 * tree-dump.c (dump_files): Initialize dump number for .cgraph
8237 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8239 * tree-ssa-structalias.c: Don't include expr.h.
8241 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8243 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
8246 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8248 Fix PR tree-optimization/22279
8250 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
8253 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
8255 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
8257 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8259 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
8260 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
8261 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
8262 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
8263 config/stormy16/stormy16.c, config/v850/v850.c,
8264 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
8265 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
8266 Avoid "." or "\n" at end of diagnostics and capital letters at
8267 start of diagnostics.
8268 * combine.c, cse.c: Don't translate dump file output.
8269 * toplev.c (print_version): Only translate output if going to
8272 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8274 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
8275 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
8278 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8280 * pa.c (fix_range): Fix typo in comment.
8282 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8284 * tree-vrp.c (extract_range_from_assert): Replace
8285 fold (build (...)) with fold_build2.
8287 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8289 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
8290 gcc_gfc_char_table, init_dynamic_gfc_info): New.
8291 (format_types_orig, handle_format_attribute): Add support for
8294 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
8296 * varasm.c (assemble_variable): Fix format specifier thinko.
8298 2005-07-03 Ira Rosen <irar@il.ibm.com>
8300 PR tree-optimization/22029 (and 22135)
8301 * tree-pretty-print.c (dump_generic_node): Check that the node is not
8302 a phi node before calling dump_vops.
8304 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8306 * tree-dump.h (dump_string_field): Declare.
8307 * tree-dump.c: Use it instead of dump_string.
8308 (dump_string_field): Make non-static.
8310 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
8312 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
8313 up the minimal CFG stuff always when optimize > 0. Call
8314 split_all_insns_noflow in PIC case if needed.
8316 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8317 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
8320 * c-decl.c (c_write_global_declarations): Dump contents of
8322 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
8323 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
8324 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
8325 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
8328 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8330 * c-common.h (GCC_DIAG_STYLE): Define.
8331 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
8332 version for format checking to 4.1.
8333 * c-format.c: Include toplev.h after c-common.h.
8334 (enum format_type): Add gcc_tdiag_format_type.
8335 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
8336 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
8337 (format_types_orig): Add gcc_tdiag.
8338 (init_dynamic_diag_info): Support gcc_tdiag formats.
8339 (handle_format_attribute): Likewise.
8340 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
8341 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
8342 version for format checking to 4.1.
8343 (warning0, warning, error, pedwarn, sorry): Use
8345 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
8346 (finish_aliases_1): Do not use %qE.
8347 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
8348 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
8349 Correct format bugs.
8350 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
8351 parameter to unsigned HOST_WIDE_INT.
8352 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
8354 2005-07-02 David Edelsohn <edelsohn@gnu.org>
8357 * expr.c (write_complex_part): Use adjust_address for MEM.
8358 (read_complex_part): Same.
8360 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
8362 Fix PR tree-optimization/22280
8364 * tree-sra.c (generate_element_init): Remove useless loop.
8366 2005-07-02 Richard Henderson <rth@redhat.com>
8368 * config/alpha/alpha.c (alpha_legitimize_address): Check for
8370 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
8372 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
8375 * fold-const.c (fold_binary): Handle the return value of
8376 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
8377 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
8379 2005-07-02 Jeff Law <law@redhat.com>
8381 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
8382 a eliminate type conversion which feeds an equality comparison
8383 if the original type or either operand in the comparison is a
8386 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
8388 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
8389 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
8391 * config/avr/avr.c: Do not use '`' as left quote.
8392 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
8393 Remove "." from end of diagnostics. Make diagnostics start with
8396 2005-07-02 Zack Weinberg <zack@codesourcery.com>
8397 Joseph S. Myers <joseph@codesourcery.com>
8399 * toplev.c (default_tree_printer): Handle setting location with
8401 * c-objc.common.c (c_tree_printer): Likewise.
8402 * c-format.c (gcc_diag_flag_specs): Add '+'.
8403 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
8404 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
8406 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
8407 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
8408 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
8409 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
8410 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
8411 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
8412 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
8413 format arguments where %J is used without %D.
8415 2005-07-02 Jakub Jelinek <jakub@redhat.com>
8417 * gcc.c (LINK_SSP_SPEC): Define.
8418 (link_ssp_spec): New variable.
8419 (LINK_COMMAND_SPEC): Add %(link_ssp).
8420 (static_specs): Add link_ssp_spec.
8421 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
8422 * configure: Rebuilt.
8423 * config.in: Rebuilt.
8425 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8426 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8427 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8428 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8429 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
8430 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
8431 -0x7008(2) instead of reading __stack_chk_guard variable.
8432 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
8434 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
8435 (stack_protect_set, stack_protect_test): Use *_tls* patterns
8436 if TARGET_THREAD_SSP_OFFSET is defined.
8437 (stack_tls_protect_set_si, stack_tls_protect_set_di,
8438 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
8441 2005-06-27 Richard Henderson <rth@redhat.com>
8442 * libgcc-std.ver (GCC_4.1.0): New.
8443 * libgcc.h (__stack_chk_guard): Declare.
8444 (__stack_chk_fail, __stack_chk_fail_local): Declare.
8445 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
8446 * mklibgcc.in (lib2funcs): Add them.
8448 2005-07-01 Richard Henderson <rth@redhat.com>
8450 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
8451 void * before struct sigcontext *.
8452 (x86_fallback_frame_state): Likewise.
8454 2005-07-01 James E. Wilson <wilson@specifixinc.com>
8456 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
8458 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8461 * tree-ssa-reassoc.c (should_transpose): Fix which operand
8462 we check for SSA_NAME for.
8464 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
8466 Fix PR tree-optimization/22071
8468 * tree-ssa-structalias.c (offset_overlaps_with_access): New
8470 (get_constraint_for_component_ref): Use it.
8472 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8475 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
8476 print out the last new line.
8478 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
8480 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
8481 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
8482 * config/cris/cris.c (cris_conditional_register_usage): Adjust
8483 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
8484 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
8485 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
8486 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
8487 (enum reg_class): New member CC0_REGS.
8488 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
8489 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
8490 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
8491 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
8492 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
8493 Adjust for register now described.
8495 2005-07-01 Jakub Jelinek <jakub@redhat.com>
8498 * config/i386/i386.md (stack_protect_test_si,
8499 stack_protect_test_di): Add earlyclobber for scratch 3.
8500 * config/rs6000/rs6000.md (stack_protect_testsi,
8501 stack_protect_testdi): Add earlyclobber for scratch 3,
8502 remove earlyclobber from scratch 4.
8504 Older entries for 2005 can be found in ChangeLog-2005.