1 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
4 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
6 (call,load,store): New insn types.
7 (mem_access, branch_access): Adjust reservation conditions.
8 (define_delay): Adjust condition.
9 (decrement_and_branch_until_zero): Allow for ms2. Set branch
11 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
12 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
14 (call_internal, call_value_internal, return_internal,
15 return_interrupt_internal, eh_return_internal, indirect_jump,
16 tablejump): Set call insn type.
17 (blockage, ei, di): Use appropriate unspec const.
18 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
19 (ms1_get_attr_type): Adjust to give load & store types.
20 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
21 backwards past a barrier.
22 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
24 (struct branch_info, struct label_info): New.
26 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
27 (ms1_machine_reorg): New.
28 (TARGET_MACHINE_DEPENDENT_REORG): Override.
29 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
30 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
31 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
34 2005-11-09 Per Bothner <per@bothner.com>
35 Uros Bizjak <uros@kss-loka.si>
38 * toplev.c (process_options): Initialize debug_hooks early
39 in case lang_hooks.post_options ends up calling a debug_hook.
41 2005-11-08 Jakub Jelinek <jakub@redhat.com>
43 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
44 DBX_REGISTER_NUMBER being contiguous.
46 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
47 Diego Novillo <dnovillo@redhat.com>
50 * tree-vrp.c (register_edge_assert_for): Do not register
51 always-false predicates.
53 2005-11-08 Devang Patel <dpatel@apple.com>
55 PR tree-optimization/23115
56 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
59 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
61 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
64 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
66 Fix PR tree-optimization/23382
68 * tree-ssa-alias.c (compute_may_aliases): Call
70 * tree-dfa.c (referenced_var_remove): New function.
71 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
72 * tree-flow.h (referenced_var_remove): Add prototype.
73 (delete_old_heap_vars): Ditto.
74 * tree-ssa-structalias.c (heapvars): New variable.
76 (get_constraint_for): Put heap vars on heapvars list.
77 (delete_old_heap_vars): New function.
79 2005-11-08 Jason Merrill <jason@redhat.com>
81 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
83 2005-11-08 Uros Bizjak <uros@kss-loka.si>
86 * reg-stack.c (reg_to_stack): Update register liveness also
87 for flag_sched2_use_traces.
89 2005-11-08 Alan Modra <amodra@bigpond.net.au>
92 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
93 override prior explicit -mno-powerpc-gfxopt.
95 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
97 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
98 if the bitsize is zero.
99 * doc/md.texi (Standard Pattern Names): Document it.
101 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
102 (TARGET_PASS_BY_REFERENCE): Likewise.
104 2005-11-07 Ian Lance Taylor <ian@airs.com>
106 PR rtl-optimization/24683
107 * config/i386/i386.c (legitimize_pic_address): If constant operand
108 to PLUS is too large, put it in a register.
110 2005-11-07 Jie Zhang <jie.zhang@analog.com>
112 * configure.ac: Enable checking assembler dwarf2 support for bfin
114 * configure: Regenerate.
116 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
120 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
121 gen_easy_vector_constant_add_self): Delete.
122 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
124 (output_vec_const_move): Use gen_easy_altivec_constant.
125 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
126 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
127 (easy_vector_constant_add_self): Rewritten.
128 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
129 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
130 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
131 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
132 Macroize and adjust for the other changes.
134 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
138 * c-typeck.c (build_c_cast): Try using a shared constant, and see
139 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
141 2005-11-07 Jakub Jelinek <jakub@redhat.com>
143 PR rtl-optimization/23567
144 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
145 (noce_process_if_block): Don't do any optimizations except
146 if (cond) x = x; if !set_b and write into orig_x may trap
147 or fault. Remove the MEM_READONLY_P check.
149 2005-11-06 Diego Novillo <dnovillo@redhat.com>
152 * tree-vrp.c (fix_equivalence_set): New.
153 (extract_range_from_assert): Call it.
155 2005-11-05 Ian Lance Taylor <ian@airs.com>
158 * combine.c (apply_distributive_law): Don't distribute across a
161 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
163 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
164 config/ms1/ms1.h, config/rs6000/predicates.md,
165 config/s390/s390.c, params.def, postreload-gcse.c,
166 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
167 tree-vrp.c, tree.c: Fix comment typos.
168 * doc/invoke.texi: Fix typos.
170 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
172 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
173 for testing whether the data_dependence_relation contains distance
174 vectors. Iterate over all distance vectors of the ddr.
175 * lambda.h: Define a vec of lambda_vector pointers.
176 * tree-data-ref.c (dump_data_dependence_relation,
177 dump_data_dependence_direction): Iterate over all distance and
178 direction vectors of the ddr.
179 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
181 (build_classic_dist_vector, build_classic_dir_vector): Push a set
182 of distance/direction vectors instead of a single one.
183 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
184 lambda_vectors with a vec of lambda_vectors.
185 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
186 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
187 DDR_NUM_DIST_VECTS): New.
188 * tree-loop-linear.c (gather_interchange_stats): Test for the
189 existence of distance vectors only after having checked that there
190 is a dependence. Iterate over all distance vectors of the ddr.
191 (linear_transform_loops): Use dump_data_dependence_relation.
192 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
193 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
194 distance vectors of the ddr.
196 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
198 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
199 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
200 IS_INTHANDLER; all callers changed.
201 (n_regs_saved_by_prologue): Take interrupt handler attributes into
203 (do_link, do_unlink): New argument ALL; all callers changed.
204 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
205 If function isn't leaf, save and restore all registers.
206 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
209 2005-11-05 Jan Hubicka <jh@suse.cz>
211 PR rtl-optimization/23490
212 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
213 max-flow-memory-location): Document.
214 * flow.c: Include params.h
215 (MAX_MEM_SET_LIST_LEN): Kill.
216 (add_to_mem_set_list): Use new param.
217 * cse.c (cse_basic_block): Replace 1000 by new param.
218 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
219 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
220 * predict.c (predict_loops): Use new param.
221 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
223 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
224 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
225 Do not hold memory returned by cgraph_node_name across other call.
227 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
230 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
233 2005-11-04 Jeff Law <law@redhat.com>
236 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
237 * tree-ssa-dom.c: Include params.h.
238 (thread_across_edge): If there are too many statements in the
239 target block, then do not thread through it.
240 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
241 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
243 2005-11-03 Diego Novillo <dnovillo@redhat.com>
246 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
247 TODO_update_ssa instead of TODO_update_ssa_no_phi.
249 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
252 * tree-scalar-evolution.c (instantiate_parameters_1,
253 instantiate_parameters, resolve_mixers): Compute the size of an
254 expression to be instantiated and give up the instantiation if the
255 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
257 2005-11-04 Richard Guenther <rguenther@suse.de>
259 * tree-flow.h (ref_contains_indirect_ref): Rename to
260 array_ref_contains_indirect_ref.
261 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
262 (array_ref_contains_indirect_ref): Make comment match the code
264 (ref_contains_array_ref): Likewise.
265 * tree-ssa-structalias.c (find_func_aliases): Remove call to
266 ref_contains_indirect_ref.
267 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
268 Rename calls to ref_contains_indirect_ref.
270 2005-11-04 Paul Brook <paul@codesourcery.com>
272 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
273 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
274 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
275 * config/arm/arm.md: Use match_operand in peephole input templates
276 and match_dup in peephole output templates.
278 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
280 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
283 2005-11-04 Mark Mitchell <mark@codesourcery.com>
284 Daniel Jacobowitz <dan@codesourcery.com>
286 * longlong.h (add_ssaaaa): Clobber condition code register
288 (sub_ddmmss): Likewise.
289 (umul_ppmm): Likewise.
291 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
292 Paul Brook <paul@codesourcery.com>
293 Phil Blundell <pb@reciva.com>
295 * configure.ac: Add test for ARM TLS support.
296 * configure: Regenerated.
297 * config/arm/arm-protos.h (legitimize_tls_address)
298 (arm_tls_referenced_p, tls_mentioned_p)
299 (arm_output_addr_const_extra): New prototypes.
300 (thumb_legitimize_pic_address): Delete.
301 * config/arm/arm.c: Include "gt-arm.h".
302 (enum tls_reloc): New.
303 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
304 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
305 (arm_call_tls_get_addr, legitimize_tls_address)
306 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
307 (arm_init_tls_builtins, arm_emit_tls_decoration)
308 (arm_output_addr_const_extra): New functions.
309 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
310 (TARGET_HAVE_TLS): Define.
311 (target_thread_pointer): New.
312 (arm_override_options): Handle -mtp=.
313 (legitimize_pic_address): Ignore UNSPECs.
314 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
316 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
317 (tls_get_addr_libfunc): New variable.
318 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
319 (arm_init_builtins): Call arm_init_tls_builtins.
320 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
321 (arm_encode_section_info): Call default_encode_section_info.
322 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
323 (enum arm_tp_type): New.
324 (target_thread_pointer): Add declaration.
325 (LEGITIMATE_CONSTANT_P): Handle TLS.
326 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
327 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
328 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
329 * config/arm/arm.md: Add UNSPEC_TLS.
331 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
333 (tls_load_dot_plus_eight): New insn and a peephole to create it.
334 (load_tp_hard, load_tp_soft): New insns.
335 * arm.opt: Add -mtp=.
336 * doc/invoke.texi (ARM Options): Document -mtp.
338 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
340 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
341 * config/arm/libunwind.S: Include "lib1funcs.asm".
342 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
343 (LIB2ADDEH): Add libunwind.S.
344 (LIB2ADDEHDEP): Add lib1funcs.asm.
345 * mklibgcc.in: Handle asm files in libgcc_eh.a.
347 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
350 * gcc/c.opt: Add a -lang-fortran option.
351 * gcc/c-opts.c: Add a lang_fortran flag.
352 (c_common_init_options): Handling the -lang-fortran option.
353 (c_common_handle_option): Add a case for Fortran options in
354 preprocessing. Remove cases for -ffixed-form and
355 -ffixed-line-length. Add a case for -lang-fortran.
357 2005-11-03 David Edelsohn <edelsohn@gnu.org>
359 * config/rs6000/rs6000.c: Include params.h
360 (optimization_options): Set max-grow-copy-bb-insns default to 16.
361 (bdesc_2arg): Delete vpkuhss and vpkuwss.
362 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
363 (UNSPEC_VPKUWSS): Delete.
364 (altivec_vpkuhss): Delete.
365 (altivec_vpkuwss): Delete.
366 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
368 (neg_eq0<mode>): Remove final condition.
369 (neg_eq<mode>): Remove condition and split-condition.
371 2005-11-04 Alan Modra <amodra@bigpond.net.au>
373 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
374 Use associated print macros.
376 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
379 * diagnostic.c (diagnostic_set_info_translated): New function.
380 (diagnostic_set_info): Use it. Add comment.
381 * diagnostic.h (diagnostic_set_info_translated): Declare.
383 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
385 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
386 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
387 reference only if 'public' is true.
388 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
389 emit the .hidden directive only if the indirect reference is public.
390 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
391 Pass it to dw2_force_const_mem.
392 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
393 * dwarf2out.c (output_cfi): Adjust calls to above function.
394 (output_call_frame_info): Likewise.
395 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
396 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
398 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
400 PR tree-optimization/24483
401 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
402 field to elts if possible.
404 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
407 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
410 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
412 Fix PR tree-optimization/24351
414 * tree-ssa-structalias.c (struct variable_info): Add
416 (get_varinfo_fc): New function to follow collapsing.
417 (new_var_info): Set collapsed_to to NULL.
418 (dump_constraint): Follow collapsing.
419 (build_constraint_graph): Handle collapsing.
420 (do_simple_structure_copy): Return false if something bad
422 (collapse_rest_of_var): New function.
423 (do_structure_copy): Collapse if do_simple_structure_copy returns
426 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
429 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
430 expressions to a statement list instead of gimplifying them.
432 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
434 PR rtl-optimization/23585
435 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
436 that can't trap plus a constant integer, if the mode has zero size.
438 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
441 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
443 ("*insv<mode>_reg_extimm"): Likewise.
445 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
448 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
449 c_common_type_for_mode returns an unnamed type.
451 2005-11-02 Richard Henderson <rth@redhat.com>
455 * dwarf2out.c (dwarf2out_reg_save_reg): New.
456 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
457 * function.c (assign_parms): Use calls.internal_arg_pointer.
458 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
460 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
461 (TARGET_CALLS): Add it.
462 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
463 * targhooks.c (default_internal_arg_pointer): New.
464 * targhooks.h (default_internal_arg_pointer): Declare.
465 * tree.h (dwarf2out_reg_save_reg): Declare.
466 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
467 * config/i386/i386.c (dbx_register_map): Add return column.
468 (dbx64_register_map, svr4_dbx_register_map): Likewise.
469 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
470 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
471 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
472 (ix86_save_reg): Save force_align_arg_pointer.
473 (ix86_emit_save_regs): Make regno unsigned.
474 (ix86_emit_save_regs_using_mov): Likewise.
475 (ix86_expand_prologue): Handle force_align_arg_pointer.
476 (ix86_expand_epilogue): Likewise.
477 * config/i386/i386.h: (dbx_register_map): Update.
478 (dbx64_register_map, svr4_dbx_register_map): Update.
479 (struct machine_function): Add force_align_arg_pointer.
480 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
481 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
482 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
484 2005-11-02 Jan Hubicka <jh@suse.cz>
487 * i386.md: Add peep2 for simplyfing array accesses.
489 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
492 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
493 * config/s390/s390.c (s390_decompose_shift_count): New function.
494 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
495 (print_shift_count_operand): Use s390_decompose_shift_count.
496 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
497 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
499 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
502 * loop.c (loop_givs_rescan): Use force_operand to expand
505 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
508 * fold-const.c (build_range_check): Use unsigned when signed
509 overflow is undefined also. If etype is subtype, make sure that
510 the subtraction is in the supertype.
512 2005-11-02 Richard Henderson <rth@redhat.com>
515 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
518 2005-11-01 Richard Henderson <rth@redhat.com>
521 * loop.c (scan_loop): Do not propagate computations to a hard
522 register destination with SMALL_REGISTER_CLASSES.
524 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
526 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
527 costs for MULT inside PLUS or MINUS.
529 2005-11-01 Bob Wilson <bob.wilson@acm.org>
531 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
532 (TRAMPOLINE_SIZE): Round up to 60.
533 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
535 2005-10-31 James E. Wilson <wilson@specifix.com>
538 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
539 ifdef. Put ifdefs around call in gen_subprogram_die.
540 (compute_frame_pointer_to_cfa_displacement): Likewise.
541 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
544 PR rtl-optimization/17356
545 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
546 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
548 2005-10-31 Jan Hubicka <jh@suse.cz>
551 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
554 * i386.c (legitimize_pic_address): Deal with large immediates.
557 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
558 from symbol names while computing checkup.
561 * predict.c (predict_loops): Do not estimate more than
562 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
563 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
565 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
567 PR tree-optimization/19097
568 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
570 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
572 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
574 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
577 * tree-inline.c (setup_one_parameter): If the init_stmt
578 is NULL, don't insert the statement.
580 2005-10-30 Jan Hubicka <jh@suse.cz>
582 PR tree-optimization/24172
583 * tree-inline.c (copy_body_r): Unshare the substituted value first.
585 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
587 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
588 constants for hosts with long != 32 bits.
590 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
593 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
595 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
597 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
598 (TARGET_MS1_16_002): New.
599 (TARGET_MS1_16_003): New.
601 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
602 ("*decrement_and_branch_until_zero_no_clobber"): New.
603 Add corresponding splitter for decrement_and_branch_until_zero
605 Key all decrement_and_branch_until_zero patterns off of
608 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
611 * tree-complex.c (extract_component): Treat RESULT_DECL
612 like the rest of the decls.
614 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
616 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
617 indirect call to _mcount if the function needs a static chain.
619 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
620 Caroline Tice <ctice@apple.com>
622 PR rtl-optimization/24460
623 * dwarf2out.c (have_switched_text_sections): New boolean variable.
624 (dwarf2out_switch_text_section): Set it to true instead of
625 incrementing separate_line_info_table_in_use.
626 (output_loc_list): Additionally test have_switched_text_sections.
627 (output_ranges): Likewise.
628 (dwarf2out_finish): Likewise.
629 * varasm.c (assemble_start_function): Do not call
630 insert_section_boundary_note.
631 (assemble_end_function): If flag_reorder_blocks_and_partition,
632 switch to the function's section before emitting the .size directive.
633 * bb-reorder.c (insert_section_boundary_note): Staticify.
634 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
635 * output.h (insert_section_boundary_note): Delete.
637 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
640 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
641 instead of pointer equality when comparing types.
643 2005-10-24 James E. Wilson <wilson@specifix.com>
645 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
646 add_dependence_list_and_free calls.
648 2005-10-24 Steven Bosscher <stevenb@suse.de>
650 * contrib.texi: Add the names of the LLNL folks who donated
651 Cray pointer support for gfortran.
653 2005-10-24 Steven Bosscher <stevenb@suse.de>
655 PR tree-optimization/24225
656 * profile.c (branch_prob): Look from end to start through a
657 basic block when looking for a locus.
659 2005-10-24 Richard Henderson <rth@redhat.com>
661 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
663 (hppa_expand_prologue): Likewise.
665 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
667 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
668 (NO_DEFERRED_PROFILE_COUNTERS): Define.
669 * pa.h (NO_PROFILE_COUNTERS): Define.
670 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
671 (funcdef_nos): New vector to hold label numbers of deferred profile
673 (output_deferred_profile_counters): New function.
674 (hppa_profile_hook): Push label number onto funcdef_nos.
675 (pa_hpux_file_end): Call output_deferred_profile_counters if
676 NO_DEFERRED_PROFILE_COUNTERS is false.
678 * pa-protos.h (get_deferred_plabel): New prototype.
679 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
681 (output_call): Adjust calls.
683 2005-10-24 Alan Modra <amodra@bigpond.net.au>
685 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
686 peculiarity of GOT/TOC section usage.
688 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
691 * c-common.c (constant_string_class_name): Add documentation.
693 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
696 * recog.c (peephole2_optimize): Increment peep2_current_count
697 only when the slot is empty.
699 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
702 * except.c (output_function_exception_table): Call
703 assemble_external_libcall if we need a personality function.
705 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
707 PR rtl-optimization/24460
708 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
709 set the basic block for barriers.
711 2005-10-21 Janis Johnson <janis187@us.ibm.com>
713 * var-tracking.c (vt_initialize): Initialize post.
715 2005-10-21 Devang Patel <dpatel@apple.com>
718 * c-common.c (vector_types_convertible_p): Check vector element type.
720 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
722 * config/sh/sh.c (prepare_move_operands): Handle the address
723 constant which is a tls symbolic address plus a constant.
725 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
728 * gcc.c (main): Use the correct counter for erroring out
729 about mulitple files.
731 2005-10-21 Alan Modra <amodra@bigpond.net.au>
734 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
735 use r2 for 64-bit tls .got access.
737 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
739 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
742 2005-10-20 Steven Bosscher <stevenb@suse.de>
744 PR tree-optimization/24307
745 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
747 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
750 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
752 * varasm.c (find_decl_and_mark_needed): After cgraph global info
753 is ready, stop marking functions, but still mark variables.
755 2005-10-20 Richard Guenther <rguenther@suse.de>
758 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
761 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
763 PR rtl-optimization/23585
764 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
765 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
766 (may_trap_p_1): New predicate extracted from...
767 (may_trap_p): ... here. Invoke may_trap_p_1.
768 (may_trap_or_fault_p): New predicate.
769 * rtl.h (may_trap_or_fault_p): Declare it.
770 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
771 instead of may_trap_p.
772 (steal_delay_list_from_fallthrough): Likewise.
773 (fill_simple_delay_slots): Likewise.
774 (fill_slots_from_thread): Likewise.
775 * function.c (pad_to_arg_alignment): Rework comment about
776 SPARC_STACK_BOUNDARY_HACK.
777 * config/sparc/sparc.h: Likewise.
779 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
781 * config/s390/s390.c (s390_expand_insv): New.
782 * config/s390/s390-protos.h (s390_expand_insv): Declare.
783 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
784 ("icm_hi"): Remove mode attribute.
785 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
787 ("*extracthi", "*extractqi"): Remove.
788 (extv<mode>", "*extzv<mode>"): New.
789 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
790 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
792 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
794 * cfgexpand.c (discover_nonconstant_array_refs_r,
795 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
796 (tree_expand_cfg): Call discover_nonconstant_array_refs.
797 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
798 discover_nonconstant_array_refs.
800 2005-10-19 Steven Bosscher <stevenb@suse.de>
803 * c-decl.c (pop_scope): Don't warn about an unused variable
804 if it is marked with TREE_NO_WARNING.
805 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
806 somenow mismatch and olddecl is to be replaced.
808 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
811 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
812 whether registers live on the edge can be saved/restored.
814 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
816 * config/sh/sh.c (fixup_mova): Skip notes.
818 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
820 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
821 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
822 (s390_can_eliminate): Handle BASE_REGNUM elimination.
823 (s390_initial_elimination_offset): Likewise.
824 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
825 register on TARGET_ZARCH targets.
826 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
827 (INITIAL_FRAME_POINTER_OFFSET): Remove.
828 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
829 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
831 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
833 * config/s390/s390.md: Comment describing output modifiers updated.
834 * config/s390/s390.c (print_operand): Likewise.
836 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
838 * config/s390/s390.c (override_options): Added check for -mstack-size
840 * doc/invoke.texi: Mention that limit in the documenation.
842 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
845 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
847 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
849 Fix PR tree-optimization/24231
851 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
852 (compute_avail): Ditto.
854 2005-10-18 Richard Henderson <rth@redhat.com>
857 * config/i386/i386.c (legitimate_constant_p): Check
858 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
860 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
861 (legitimate_pic_address_disp_p): Reorg CONST checking to make
862 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
864 (print_operand_address): Likewise.
865 * config/i386/predicates.md (x86_64_immediate_operand): Test
866 SYMBOL_REF_TLS_MODEL properly inside CONST.
867 (x86_64_zext_immediate_operand): Likewise.
868 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
869 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
870 * config/i386/i386-protos.h: Remove predicates.md entries.
872 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
874 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
875 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
877 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
878 Ian Lance Taylor <ian@airs.com>
881 * fold-const.c (fold_widened_comparison): Do not allow range based
882 constant folding when right operand cannot be unwidened.
884 2005-10-17 Richard Henderson <rth@redhat.com>
886 * builtins.c (expand_builtin_synchronize): Build a new-style asm
887 with a memory clobber.
889 2005-10-17 James E Wilson <wilson@specifix.com>
891 PR rtl-optimization/17356
892 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
893 checking for EDGE_EH.
895 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
897 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
898 the slot on an even boundary for any type with 16-byte alignment.
900 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
903 * md.texi (Modifiers) <%>: Clarify that % doesn't work
904 after register allocation.
906 2005-10-17 DJ Delorie <dj@redhat.com>
908 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
911 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
914 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
917 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
919 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
920 to 2 if it's already non-zero.
921 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
922 is set and warn about it if flag_schedule_insns is 1.
924 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
926 * config/crx/crx.md: Compare-and-branch instructions need to
929 2005-10-17 Uros Bizjak <uros@kss-loka.si>
932 * config/i386/i386.md (*pushdi2_rex64 splitter)
933 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
934 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
935 flow2 pass only when (optimize > 0 && flag_peephole2).
937 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
940 * gcc.c (have_c): New static variable.
942 (process_command): Remove declation of have_c.
943 Set have_o to 1 when handling -o.
944 (main): Add a fatel error if there are multiple
945 files specified and -o and -c/-S is passed witout
946 -combine or multiple languages.
948 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
950 Fix PR tree-optimization/22444
951 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
952 Assert that we don't hit something with subvars.
953 (setup_pointers_and_addressables): Don't add things with subvars,
954 because we'll already process the subvars for aliasing purposes.
956 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
959 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
960 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
961 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
962 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
963 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
964 swapped, alternatives for the R constraint.
967 * builtins.c (get_builtin_sync_mode): Make unlimited
968 mode_for_size request.
970 2005-10-15 Richard Henderson <rth@redhat.com>
972 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
973 (gimplify_expr): ... here.
974 (gimplify_compound_lval): Use it in initial scan loop. Allow
975 fb_lvalue in base expression.
977 2005-10-15 Richard Henderson <rth@redhat.com>
980 * builtins.c (expand_builtin_trap): Export.
981 * expr.h (expand_builtin_trap): Declare.
982 * expr.c (expand_assignment): Emit a trap for integral offsets
983 from registers that weren't reduced to bitpos.
985 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
986 (mark_array_ref_addressable): Remove.
987 * tree-flow.h (mark_array_ref_addressable): Remove.
988 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
990 2005-10-15 James E Wilson <wilson@specifix.com>
993 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
994 (add_dependence_list_and_free): Likewise.
995 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
998 2005-10-15 Diego Novillo <dnovillo@redhat.com>
1002 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
1003 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
1005 (vrp_visit_phi_node): Only prevent infinite iterations when
1006 the previous result and the new result are both VR_RANGEs.
1008 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
1010 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
1013 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1016 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
1019 2005-10-14 Per Bothner <per@bothner.com>
1021 PR preprocessor/21250
1022 * c-ppoutput.c (print_line): Print internal line 0 as 1.
1024 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
1027 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
1028 overflow flags. Refactor some conditionals.
1030 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
1033 * tree-dfa.c (add_referenced_var): Only look at decls which
1034 have TREE_CONSTANT or TREE_READONLY set instead of if
1035 !TREE_PUBLIC or !TREE_CONSTANT.
1037 2005-10-13 James E Wilson <wilson@specifix.com>
1039 * doc/invoke.texi: For -x, add f95-cpp-input.
1040 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
1042 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
1044 PR tree-optimization/24262
1045 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
1046 in loop all the time.
1048 2005-10-12 Richard Henderson <rth@redhat.com>
1051 * tree.h (DECL_TRANSPARENT_UNION): Remove.
1052 * function.c (assign_parm_find_data_types): Don't support it.
1053 * print-tree.c (print_node): Likewise.
1054 * c-common.c (handle_transparent_union_attribute): Likewise.
1055 Use build_duplicate_type.
1056 * tree-inline.c (remap_type_1): Split out of remap_type;
1057 properly remap aggregate fields.
1058 (build_duplicate_type): New.
1059 * doc/extend.texi (Variable Attributes): Remove documentation
1060 for transparent_union.
1062 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1065 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
1066 (gen_stack_pointer_dec): Likewise.
1068 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
1072 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
1074 (struct cxx): Add adjust_class_at_definition target hook.
1075 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
1076 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
1077 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
1078 hook_void_tree. Add to TARGET_CXX.
1079 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
1081 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
1082 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
1083 instead of attribute. Check for dllexport override. Warn if
1084 inconsistent dll linkage. Don't lose old dllimport if decl has
1085 had address referenced. Tweak lookup of dllimport atribute.
1086 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
1087 for target specific rules. Don't add dllimport attribute if
1088 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
1089 dllimport attribute.
1090 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
1091 * varasm.c (initializer_constant_valid_p): Replace
1092 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
1096 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
1097 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
1098 (i[34567]86-*-mingw32*): Likewise.
1100 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
1101 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
1103 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
1104 C++-specific code. Change return value to bool.
1105 (i386_pe_dllimport_p): Likewise.
1106 (associated_type): Simplify and make language-independent
1107 (i386_pe_encode_section_info): Replace override of ambiguous
1108 dllimport symbol refs with a gcc_assert.
1109 (i386_pe_valid_dllimport_attribute_p): Define.
1110 * config/i386/winnt-cxx.c: New file. Define C++ versions of
1111 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1112 i386_pe_adjust_class_at_definition.
1113 * config/i386/winnt-stubs.c: New file. Define stub versions of
1114 lang-specific functions.
1115 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
1116 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1117 i386_pe_adjust_class_at_definition.
1118 (i386_pe_valid_dllimport_attribute_p): Declare.
1119 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
1120 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
1121 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
1124 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
1125 dllimport attribute with test of DECL_DLLIMPORT_P.
1127 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
1129 * combine.c (make_extraction): Correct offset computation.
1131 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
1133 * config/cris/t-linux (LIMITS_H_TEST): Define.
1135 2005-10-12 Richard Henderson <rth@redhat.com>
1138 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
1140 2005-10-12 Richard Guenther <rguenther@suse.de>
1142 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
1144 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
1147 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
1148 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
1151 2005-10-12 Richard Guenther <rguenther@suse.de>
1154 * varasm.c (output_constant): Correct typo from previous
1157 2005-10-11 Ian Lance Taylor <ian@airs.com>
1159 PR rtl-optimization/13931
1160 * combine.c: Revert patch of 2003-05-14, and:
1161 (try_combine): Only set elim_i1 and elim_i2 if the destination is
1162 completely killed in the appropriate insn.
1163 (distribute_notes): Don't skip multiple hard register test for
1164 elim_i1 and elim_i2.
1166 2005-10-11 Richard Henderson <rth@redhat.com>
1169 * c-typeck.c (convert_for_assignment): Use build_constructor_single
1170 to initialize a transparent union instead of a nop_expr.
1172 2005-10-11 Richard Henderson <rth@redhat.com>
1174 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
1175 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
1176 (tree_ssa_dce_loop): Call scev_reset.
1179 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
1180 * tree-ssa-dce.c: Include cfgloop.h.
1181 (tree_ssa_dce_loop, pass_dce_loop): New.
1182 * tree-pass.h (pass_dce_loop): Declare it.
1183 * passes.c (init_optimization_passes): Use it.
1185 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
1188 * convert.c (convert_to_real): Revert 2005-10-05 patch.
1189 Only apply the optimization for rounding builtins if the inner
1190 cast is also an extension.
1192 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
1195 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
1196 mark_new_vars_to_rename instead of update_stmt.
1198 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
1200 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
1202 2005-10-11 Jakub Jelinek <jakub@redhat.com>
1204 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
1205 for setting MMX register to 0 rather than mmx.
1207 2005-10-10 Steve Ellcey <sje@cup.hp.com>
1210 * configure.ac: Move gas check from mips specific case to common case.
1211 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
1212 * configure: Regenerate
1213 * doc/install.texi: Update.
1215 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1218 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
1220 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
1222 * gcc.c (do_spec_1): Accept numeric characters in file name
1225 2005-10-10 Nick Clifton <nickc@redhat.com>
1227 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
1228 describing the deleted arm_gen_rotated_half_load function.
1230 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
1232 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
1235 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
1237 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
1239 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
1240 (EXTRA_MULTILIB_PARTS): Define.
1241 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1242 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1243 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
1244 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1245 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1246 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
1248 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
1250 PR tree-optimization/24226
1251 * tree-cfg.c (remove_bb): Clean up unreachable loops.
1252 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
1253 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
1256 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1258 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
1260 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
1263 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
1264 Rewrite for no need for the early clobber.
1266 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1268 Merge from csl-arm-branch:
1269 2005-09-07 Paul Brook <paul@codesourcery.com>
1270 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
1273 2005-04-30 Paul Brook <paul@codesourcery.com>
1274 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
1275 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
1277 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
1278 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
1279 (arm_override_options): Use TARGET_AAPCS_BASED.
1280 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
1281 (PTRDIFF_TYPE): Use int for AAPCS.
1282 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
1283 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
1284 (DEFAULT_SHORT_ENUMS): Delete.
1285 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
1287 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
1288 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
1289 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
1290 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
1292 2004-12-03 Mark Mitchell <mark@codesourcery.com>
1293 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
1295 2004-11-22 Mark Mitchell <mark@codesourcery.com>
1296 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
1298 2004-11-19 Mark Mitchell <mark@codesourcery.com>
1299 * config.gcc (arm*-*-linux-gnueabi): Add it.
1300 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
1302 (TARGET_OS_CPP_BUILTINS): Likeiwse.
1303 * config/arm/linux-eabi.h: New file.
1304 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
1305 (LINUX_TARET_LINK_SPEC): Likewise.
1306 (LINK_SPEC): Use it.
1307 * config/arm/t-linux-eabi: New file.
1309 2005-10-08 Steven Bosscher <stevenb@suse.de>
1312 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
1314 (PARAM_SMS_DFA_HISTORY): Likewise.
1316 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1319 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
1320 (load_register_parameters): Call it.
1321 (check_sibcall_argument_overlap_1): Likewise.
1322 (store_one_arg): Likewise.
1324 2005-10-07 James E. Wilson <wilson@specifix.com>
1326 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
1327 DImode not VECINT24 for operand 2.
1330 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
1334 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
1335 fr_spill): Use destination_operand for operand 0.
1337 2005-10-07 DJ Delorie <dj@redhat.com>
1339 * varasm.c (output_constant): Limit error to expanding
1342 2005-10-07 Richard Guenther <rguenther@suse.de>
1345 * fold-const.c (fold_binary): Fix operand types during folding
1346 of X op (A, Y). Evaluation order of the side-effects of
1347 X and A are frontend-defined, so ensure we honour that even for
1348 tcc_comparison class operands; eased by removing duplicate code.
1350 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1352 * stor-layout.c (layout_type): Do not allow alignment of array
1353 elements to be greater than their size.
1355 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1357 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
1359 (hppa*-*-linux*): Ditto.
1360 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
1361 * config/host-hpux.c: New.
1362 * config/x-hpux: New.
1363 * config/pa/x-hpux: Remove.
1364 * config/pa/x-linux: Remove.
1365 * config/pa/pa-host.c: Remove.
1367 2005-10-07 Jeff Law <law@redhat.com>
1369 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
1370 determine whether or not to try and thread outgoing edges.
1372 2005-10-07 David Edelsohn <edelsohn@gnu.org>
1374 * config/rs6000/rs6000.md (eqsi_power): New.
1375 (neg_eq0si): Add TARGET_POWER to final condition.
1378 2005-10-06 Richard Henderson <rth@redhat.com>
1380 * config/rs6000/rs6000.c: Revert last change.
1382 2005-10-06 Richard Henderson <rth@redhat.com>
1384 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
1385 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
1387 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
1391 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
1392 out return_label and naked_return_label.
1394 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1396 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
1399 2005-10-06 Richard Henderson <rth@redhat.com>
1402 * tree-inline.c (declare_return_variable): Handle modify_dest not
1405 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1407 Fix PR tree-optimization/22488
1408 * tree-ssa-structalias.c (check_for_overlaps): New function.
1409 (create_variable_info_for): Use it.
1411 2005-10-06 Richard Henderson <rth@redhat.com>
1414 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
1415 (dwarf2out_start_source_file): Print it.
1417 2005-10-06 Geoffrey Keating <geoffk@apple.com>
1419 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
1421 2005-10-06 Richard Henderson <rth@redhat.com>
1424 * mode-switching.c (optimize_mode_switching): Clear transp bit
1425 for block with incomming abnormal edges.
1427 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
1428 (fpscr_set_from_mem): Use them.
1429 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
1430 (fpscr postinc splitters): Rewrite as peephole2+split.
1432 2005-10-06 David Edelsohn <edelsohn@gnu.org>
1434 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
1435 (eq<mode>_compare): Same.
1437 2005-10-06 Richard Guenther <rguenther@suse.de>
1439 PR tree-optimization/24238
1440 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
1442 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
1444 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
1445 here. Use AC_PATH_PROG for environment variables instead of
1447 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
1449 * configure: Regenerated.
1451 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
1454 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
1455 then force it into a register.
1456 (call_value): Likewise.
1458 2005-10-06 Richard Henderson <rth@redhat.com>
1461 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
1462 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
1463 under pass_vectorize.
1465 2005-10-05 Devang Patel <dpatel@apple.com>
1468 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
1469 handling constants. Check NAMESPACE_DECL context for constants.
1471 2005-10-05 Eric Christopher <echristo@apple.com>
1473 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
1475 2005-10-05 Richard Henderson <rth@redhat.com>
1478 * tree-cfg.c (mark_array_ref_addressable_1): New.
1479 (mark_array_ref_addressable): New.
1480 * tree-flow.h (mark_array_ref_addressable): Declare.
1481 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
1483 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
1487 * reload.c (subst_reloads): When adding a REG_LABEL to a
1488 jump instruction, also update JUMP_LABEL.
1490 2005-10-05 David Edelsohn <edelsohn@gnu.org>
1492 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
1493 * bb-reorder.c (copy_bb_p): Use it.
1494 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
1496 2005-10-05 Richard Henderson <rth@redhat.com>
1499 * toplev.c (process_options): Warn about unsupported combinations
1500 of unwind tables and omit-frame-pointer.
1501 * config/i386/i386.c (override_options): Similarly. Enable
1502 accumulate-outgoing-args if not explicitly disabled.
1504 2005-10-05 Steve Ellcey <sje@cup.hp.com>
1506 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
1507 Handle big endian vs. small endian.
1508 (vec_initv2sf): Handle big endian vs. small endian.
1509 (*vec_extractv2sf_1): Ditto.
1511 2005-10-05 Dale Johannesen <dalej@apple.com>
1513 * convert.c (convert_to_real): Don't convert
1514 (float)floor(double d) to floorf((float)d).
1516 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
1518 * config/arm/arm.md (insv): Use gen_int_mode in more places.
1520 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
1522 PR tree-optimization/18587
1523 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
1524 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
1525 build_vuses): Change to VEC type.
1526 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
1527 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
1528 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
1529 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
1530 (get_name_decl): New. Return DECL_UID of base variable.
1531 (operand_build_cmp): New. qsort comparison routine.
1532 (operand_build_sort_virtual): New. Sort virtual build vector.
1533 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
1534 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
1535 (FINALIZE_BASE): Use get_name_decl.
1536 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
1537 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
1538 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
1539 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
1540 direct VEC_* manipulations.
1541 (build_ssa_operands): Call operand_build_sort_virtual.
1542 (copy_virtual_operand, create_ssa_artficial_load_stmt,
1543 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
1544 with direct VEC_* manipulations.
1545 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
1546 with direct VEC manipulations.
1548 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
1550 PR tree-optimization/21419
1551 PR tree-optimization/24146
1552 PR tree-optimization/24151
1554 * c-typeck.c (readonly_error): Handle USE being lv_asm.
1555 (build_asm_expr): Call it if outputs are read-only.
1556 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
1558 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
1559 Paolo Bonzini <bonzini@gnu.org>
1563 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
1564 enable the instructions and not just the built-ins.
1565 * doc/invoke.texi (x86 Options): Likewise.
1567 2005-10-04 Geoffrey Keating <geoffk@apple.com>
1569 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
1571 * doc/invoke.texi (Option Summary): Correct spelling
1572 of -mmacosx-version-min.
1574 2005-10-04 Devang Patel <dpatel@apple.com>
1576 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
1579 2005-10-04 Steve Ellcey <sje@cup.hp.com>
1581 * tree-vect-transform.c (vect_create_epilog_for_reduction):
1582 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
1584 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
1586 * config/s390/s390.md ("TDSI","DP"): New mode macros.
1587 ("TE","tg"): New mode attributes.
1588 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
1589 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
1590 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
1591 dword_mode and one for GPRmode.
1593 2005-10-04 Ian Lance Taylor <ian@airs.com>
1595 PR preprocessor/13726
1596 * c-ppoutput.c (cb_include): Add comments parameter, and print out
1597 any comments passed in.
1599 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1601 * tree.c (annotate_with_file_line): Fix typo.
1603 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1606 * builtins.c (fold_builtin_memcmp): When constructing the pointer
1607 type used to access data in the inlined length == 1 case, use
1608 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
1609 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
1611 2005-10-04 Uros Bizjak <uros@kss-loka.si>
1613 * config/i386/i386.h (TARGET_FISTTP): Enable also for
1614 TARGET_SSE3 and only for TARGET_80387.
1615 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
1616 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
1617 Do not depend on TARGET_80387.
1619 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1621 * tree.c (last_annotated_node): Change type to location_t*.
1622 (annotate_with_file_line): Reflect the change of
1623 last_annotated_node type.
1625 2005-10-04 Richard Guenther <rguenther@suse.de>
1628 * c-decl.c (grokdeclarator): Don't write to fields
1631 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1634 * c-decl.c (finish_decl): Use set_user_assembler_name even for
1636 * varasm.c (make_decl_rtl): If a register variable does not
1637 have a set user assmbler name, error out.
1638 Decode the asmspec is now name+1 bypassing '*'.
1640 2005-10-04 Steven Bosscher <stevenb@suse.de>
1642 PR tree-optimization/23049
1643 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
1644 of a COND_EXPR is folded before calling fold on the whole rhs of a
1645 conditional assignment.
1646 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
1647 document that a COND_EXPR may appear there.
1649 2005-10-03 Diego Novillo <dnovillo@redhat.com>
1652 * tree-vrp.c (extract_range_from_assert): If the new numeric
1653 range created out of the assertion contradicts the existing
1654 numeric range of the ASSERT_EXPR variable, make the new range
1657 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
1659 * config/sh/sh.c (sh_register_move_cost): Add case for moving
1660 from T_REGS to FP register class.
1662 2005-10-03 Richard Henderson <rth@redhat.com>
1665 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
1666 before creating a new one.
1668 2005-10-03 David Edelsohn <edelsohn@gnu.org>
1670 * config/rs6000/t-aix43 (LDFLAGS): New.
1671 * config/rs6000/t-aix52 (LDFLAGS): New.
1673 2005-10-03 Ian Lance Taylor <ian@airs.com>
1675 * gimplify.c (find_single_pointer_decl_1): New static function.
1676 (find_single_pointer_decl): New static function.
1677 (internal_get_tmp_var): For a formal variable, set restrict base
1678 information if appropriate.
1679 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
1681 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
1682 (DECL_GET_RESTRICT_BASE): Define.
1683 (SET_DECL_RESTRICT_BASE): Define.
1684 (decl_restrict_base_lookup): Declare.
1685 (decl_restrict_base_insert): Declare.
1686 (struct tree_decl_with_vis): Add based_on_restrict_p field.
1687 * tree.c (restrict_base_for_decl): New static variable.
1688 (init_ttree): Initialize restrict_base_for_decl.
1689 (copy_node_stat): Copy restrict base information.
1690 (decl_restrict_base_lookup): New function.
1691 (decl_restrict_base_insert): New function.
1692 (print_restrict_base_statistics): New static function.
1693 (dump_tree_statistics): Call print_restrict_base_statistics.
1695 2005-10-02 Diego Novillo <dnovillo@redhat.com>
1698 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
1699 case of anti-ranges.
1701 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
1704 * c-typeck.c (tagged_tu_seen): Rename to ...
1705 (tagged_tu_seen_cache): this and add val field.
1706 (comptypes): Move functional to comptypes_internal
1707 and free tagged_tu_seen.
1708 (comptypes_internal): New function and call comptypes_internal
1709 instead of comptypes. Speed up by sibcalling
1710 tagged_types_tu_compatible_p.
1711 (alloc_tagged_tu_seen): New function
1712 (free_all_tagged_tu_seen_up_to): New function.
1713 (tagged_types_tu_compatible_p): Return the val of the seen two
1715 Add that the two types are the same to tagged_tu_seen_base
1716 if they are and call comptypes_internal instead of comptypes.
1717 <case UNION_TYPE>: Speed up common type where the fields are
1719 (function_types_compatible_p): Call comptypes_internal instead of
1721 (type_lists_compatible_p): Likewise.
1722 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
1724 2005-10-02 Matthias Klose <doko@debian.org>
1726 * doc/invoke.texi: Fix typo and speling error.
1728 2005-10-01 Richard Henderson <rth@redhat.com>
1730 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
1732 2005-10-01 Mark Mitchell <mark@codesourcery.com>
1734 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
1735 using --start-group and --end-group.
1737 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1739 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
1740 FIXME note regarding quirky semantics.
1742 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1745 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
1746 non-null range as a last resort.
1748 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
1749 Diego Novillo <dnovillo@redhat.com>
1752 * tree-vrp.c (extract_range_from_assert): For !=
1753 assertions, only build an anti-range if LIMIT is a
1754 single-valued range.
1756 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
1758 * arm.md (movqi): On thumb when optimizing, handle loading from
1759 memory by describing this as taking a subreg of a zero-extended load
1760 into an SImode register.
1763 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
1765 * reload1.c (merge_assigned_reloads): Do not change any
1766 RELOAD_FOR_OUTPUT_ADDRESS reloads.
1768 2005-09-30 Geoffrey Keating <geoffk@apple.com>
1770 * Makefile.in (LIPO_FOR_TARGET): Define.
1771 (STRIP_FOR_TARGET): Define.
1773 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
1774 before creating new ones. Do symlinks before creating the actual
1777 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
1778 to work out which multilibs are actually being built.
1780 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
1782 * tree-vect-transform.c, config/ms1/ms1.md,
1783 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
1784 Follow spelling conventions.
1785 * doc/invoke.texi, doc/md.texi: Fix typos.
1787 2005-09-30 Andrew Macleod <amacleod@redat.com>
1789 PR tree-optimization/21430
1790 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
1791 use operands, and set stmt pointer if need be.
1792 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
1793 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
1796 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1799 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
1801 2005-09-29 Mark Mitchell <mark@codesourcery.com>
1803 * optabs.c (expand_binop): Initialize first_pass_p.
1805 2005-09-29 Jakub Jelinek <jakub@redhat.com>
1808 * c-decl.c (c_write_global_declarations_1): If any
1809 wrapup_global_declaration_2 call returned true, restart the loop.
1811 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
1813 Fix PR tree-optimization/24117
1814 * tree-ssa-structalias.c (find_func_aliases): Strip nops
1815 before considering whether to use anyoffset.
1817 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1821 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1823 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1825 (swap_commutative_operands_with_target): New.
1827 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1830 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
1833 2005-09-29 Steven Bosscher <stevenb@suse.de>
1835 PR tree-optimization/23911
1836 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
1837 and IMAGPART_EXPR too.
1839 2005-09-28 Mark Mitchell <mark@codesourcery.com>
1842 * expmed.c (expand_shift): Move logic to reverse rotation
1843 direction when rotating by constants ...
1844 * optabs.c (expand_binop): ... here.
1845 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
1846 (ix86_rotrdi3): New pattern.
1847 (rotldi3): Handle 32-bit mode.
1848 (ix86_rotldi3): New pattern.
1850 2005-09-29 Alan Modra <amodra@bigpond.net.au>
1853 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
1854 check for numbers that need no bit twiddle.
1856 2005-09-28 Geoffrey Keating <geoffk@apple.com>
1858 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
1859 multilib to be built.
1861 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
1862 (stage1-start): Delete old libgcc and libunwind before moving
1863 anything into the stage directory.
1864 (stage2-start): Likewise.
1865 (stage3-start): Likewise.
1866 (stage4-start): Likewise.
1867 (stageprofile-start): Likewise.
1868 (stagefeedback-start): Likewise.
1869 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
1870 header in tm_file and CPU-specific t-darwin in tmake_file.
1871 (i[34567]86-*-darwin*): Don't change tm_file.
1872 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
1873 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
1874 shared library stub for target OS version.
1875 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
1876 (SHLIB_LINK): Don't make SHLIB_SOLINK.
1877 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
1878 (libgcc_s.%.dylib): New.
1880 (install-darwin-libgcc-stubs): New.
1881 (INSTALL_LIBGCC): New append.
1882 * config/i386/darwin-libgcc.10.4.ver: New.
1883 * config/i386/darwin-libgcc.10.5.ver: New.
1884 * config/i386/t-darwin: New.
1885 * config/rs6000/darwin-libgcc.10.4.ver: New.
1886 * config/rs6000/darwin-libgcc.10.5.ver: New.
1887 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
1888 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
1890 2005-09-28 Paul Brook <paul@codesourcery.com>
1892 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
1895 2005-09-28 Richard Guenther <rguenther@suse.de>
1897 PR tree-optimization/23853
1898 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
1899 host_integerp to verify misalignment value.
1901 2005-09-28 Richard Henderson <rth@redhat.com>
1903 * builtins.c (get_builtin_sync_mode): New.
1904 (expand_builtin_sync_operation): Pass in mode argument.
1905 (expand_builtin_compare_and_swap): Likewise.
1906 (expand_builtin_lock_test_and_set): Likewise.
1907 (expand_builtin_lock_release): Likewise.
1908 (expand_builtin): Update to match.
1910 2005-09-28 Nick Clifton <nickc@redhat.com>
1912 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
1913 formatting. Add check to PLUS case to ensure that the offset is
1914 within an acceptable range.
1916 * config/v850/v850.md (casesi): Disable the generation of the
1917 switch pattern as it is not being handled properly at the moment.
1919 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
1920 for when the high words are identical.
1922 2005-09-27 Richard Henderson <rth@redhat.com>
1924 * pretty-print.c (pp_base_format): Fix typo for %>.
1926 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
1927 Devang Patel <dpatel@apple.com>
1929 PR tree-optimization/23625
1930 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
1931 LABEL_EXPR, assertion check.
1933 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
1935 * optabs.c (no_conflict_move_test): Check if a result of a
1936 to-be-moved insn would be clobbered by an originally
1939 2005-09-27 Jeff Law <law@redhat.com>
1941 * passes.c (init_optimization_passes): Replace copy propagation
1942 passes immediately after DOM with phi-only copy propagation
1943 pases. Add phi-only copy propagation pass after first DOM pass.
1944 * tree-pass.h (pass_phi_only_copy_prop): Declare.
1945 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
1946 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
1947 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
1948 to init_copy_prop. Callers updated.
1949 (do_phi_only_copy_prop): New function.
1950 (pass_phi_only_copy_prop): New pass descriptor.
1952 2005-09-27 Nick Clifton <nickc@redhat.com>
1954 * libgcc2.c (__popcount_tab): Remove redundant prototype.
1956 2005-09-26 Jason Merrill <jason@redhat.com>
1959 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
1961 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
1963 2005-09-26 James E Wilson <wilson@specifix.com>
1965 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
1966 copyright. Add gcc copyright plus libgcc exception.
1967 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
1969 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
1971 2005-09-26 Jeff Law <law@redhat.com>
1973 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
1974 about when to iterate.
1976 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
1979 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
1980 for __complex__ double in -mcpu=G5 mode.
1982 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
1984 PR tree-optimization/23942
1985 * Makefile.in (SCEV_H): Depends on PARAMS_H.
1986 * tree-scalar-evolution.c: Include params.h.
1988 (follow_ssa_edge, follow_ssa_edge_in_rhs,
1989 follow_ssa_edge_in_condition_phi_branch,
1990 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
1991 Change return type to t_bool. Use a parameter to limit the size of
1992 trees that are walked before stopping
1993 (analyze_evolution_in_loop): Initialize the limit to 0.
1994 (follow_ssa_edge): Give up by returning t_dont_know if the limit
1995 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1997 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2000 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
2001 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
2003 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
2005 * combine.c (make_extraction): Check for valid use of subreg.
2007 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2010 * config/i386/i386.md ("*fistdi2_1"): New pattern.
2011 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
2012 ("fist<mode>2_with_temp"): Use only register operands.
2014 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
2016 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
2017 CALL_INSN_FUNCTION_USAGE.
2019 2005-09-26 Richard Guenther <rguenther@suse.de>
2022 * gcse.c: Include hashtab.h, define ldst entry hashtable.
2023 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
2024 (ldst_entry): Use the hashtable instead of list-walking.
2025 (find_rtx_in_ldst): Likewise.
2026 (free_ldst_entry): Free the hashtable.
2027 (compute_ld_motion_mems): Create the hashtable.
2028 (trim_ld_motion_mems): Remove entry from hashtable if
2029 removing it from list.
2030 (compute_store_table): Likewise^2.
2031 (store_motion): Free hashtable in case we did not see
2034 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
2036 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
2037 and arg1 if we are passing them to fold_build2.
2039 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
2042 * config/i386/i386.c (ix86_function_regparm): Fix the test for
2045 2005-09-25 Richard Henderson <rth@redhat.com>
2047 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
2048 SYMBOL_REF_TLS_MODEL to be correct.
2050 2005-09-24 Richard Henderson <rth@redhat.com>
2052 * ipa-type-escape.c (discover_unique_type): Remove dead code at
2053 end of function. Reindent.
2055 2005-09-24 Ian Lance Taylor <ian@airs.com>
2057 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
2058 NEGATE_EXPR/BIT_NOT_EXPR case.
2060 2005-09-24 Richard Henderson <rth@redhat.com>
2062 * c-common.c (handle_mode_attribute): When not modifying in place,
2063 create subtypes for enumerations.
2064 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
2065 * gimplify.c (create_tmp_from_val): Likewise.
2067 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
2069 * config/i386/i386.md (*tls_global_dynamic_64,
2070 *tls_local_dynamic_base_64): Add missing mode to call.
2071 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
2073 2005-09-24 Jan Hubicka <jh@suse.cz>
2075 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
2076 (cgraph_clone_node): Likewise.
2077 * cgraph.h (cgraph_clone_edge): Update prototype.
2078 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
2079 duplicated prototypes; add updating argument.
2080 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
2081 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
2083 (cgraph_mark_inline_edge): Likewise.
2084 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
2085 (cgraph_flatten_node): Likewise.
2086 (cgraph_decide_recursive_inlining): Likewise.
2087 (cgraph_decide_inlining_of_small_function): Likewise.
2088 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2090 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2091 Pete Steinmetz <steinmtz@us.ibm.com>
2093 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
2094 (rldic.): Set type to "compare".
2096 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
2097 mfjmpr for MFCTR/MFLR.
2098 (movdf_hardfloat64): Same.
2099 (movdf_softfloat64): Same. Correct order of store and move types.
2100 (movti_string): Set type to store_ux/load_ux.
2101 (load_multiple): Set type to load_ux.
2102 (store_multiple): Set type to store_ux.
2103 (movmemsi): Set type to store_ux.
2104 (output_cbranch direct_return): Set type to jmpreg.
2105 (stmw): Set type to store_ux.
2106 (lmw): Set type to load_ux.
2107 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
2108 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
2109 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
2110 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
2111 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
2112 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
2113 (rios1-fpstore): Increase latency to 3.
2114 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
2115 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
2117 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2118 Andrew Pinski <pinskia@physics.uc.edu>
2120 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
2121 operand2 constraint to "b".
2122 (sync_<fetchop_name>di_internal): Same.
2123 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
2125 (sync_old_<fetchop_name>di_internal): Same.
2126 (sync_new_<fetchop_name>si_internal): Same.
2127 (sync_new_<fetchop_name>di_internal): Same.
2129 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
2132 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
2133 case, define as macros.
2135 PR rtl-optimization/23837
2136 * optabs.c (no_conflict_move_test): Don't set must_stay for a
2137 clobber / clobber match between dest and p->first.
2139 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
2140 (no_conflict_move_test): Update comments.
2142 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
2144 * doc/install.texi: Update URL for Jacks.
2145 * doc/sourcebuild.texi: Likewise.
2147 2005-09-22 David Edelsohn <edelsohn@gnu.org>
2150 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
2151 registers when choosing register preferences.
2152 (movdf_hardfloat64): Same.
2154 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
2156 * expmed.c (expand_shift): Don't use the target of the rotate as
2157 target for the first expanded shift insn.
2158 * testsuite/gcc.dg/20050922-1.c: Testcase added.
2160 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
2162 PR tree-optimization/22438
2163 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
2164 preserved iv rhs rewriting specially.
2166 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
2168 * tree-data-ref.c (analyze_array_indexes): Only estimate when
2169 estimate_only is true.
2170 * tree-flow.h (ref_contains_indirect_ref): New prototype.
2171 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
2172 tree-ssa-structalias.c
2173 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
2174 ref_contains_indirect_ref.
2175 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
2177 2005-09-21 DJ Delorie <dj@redhat.com>
2179 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
2181 (mn10300_return_in_memory): Support variable size types also.
2182 (mn10300_pass_by_reference): Likewise.
2183 (mn10300_function_value): New.
2184 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
2185 (FUNCTION_OUTGOING_VALUE): Likewise.
2186 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
2187 * doc/invoke.texi: Document it.
2189 2005-09-21 Uros Bizjak <uros@kss-loka.si>
2192 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
2193 force integer op1 into register for XFmode compares.
2195 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
2198 * expmed.c (alg_code): Add alg_impossible.
2199 (alg_hash_entry): Add cost.
2200 (synth_mult): Record alg_impossible in the hash table if
2201 multiplication by a given integer is impossble within the
2202 limit. Speed up using alg_impossible.
2204 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2206 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
2207 argument. Allow and set any offset if needs_anyoffset is passed
2209 (get_constraint_for): Add argument here too.
2211 (do_structure_copy): Pass NULL to get_constraint_for.
2212 (handle_ptr_arith): Ditto.
2213 (find_func_aliases): Ditto.
2215 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
2217 PR rtl-optimization/23898
2218 * output.h (get_attr_min_length): Declare.
2219 * final.c (get_attr_length_1): New function, broken out of:
2221 (get_attr_min_length): New function.
2222 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
2223 (duplicate_computed_gotos): Likewise.
2224 * genattr.c (insn_min_length): Generate declaration.
2225 * genattrtab.c (min_fn, min_attr_value): New functions.
2226 (make_length_attrs): Generate insn_min_length.
2228 2005-09-20 Steve Ellcey <sje@cup.hp.com>
2230 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
2232 2005-09-20 Richard Henderson <rth@redhat.com>
2234 PR tree-optimization/24059
2235 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
2238 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
2240 * c.opt (fextended-identifiers): New.
2241 * c-opts.c (c_common_handle_option): Handle
2242 -fextended-identifiers.
2243 * doc/cpp.texi: Update documentation of extended identifiers.
2244 * doc/cppopts.texi (-fextended-identifiers): Document.
2246 2005-09-20 Jakub Jelinek <jakub@redhat.com>
2248 PR tree-optimization/23929
2249 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
2252 PR tree-optimization/23818
2253 * tree-stdarg.c (execute_optimize_stdarg): Call
2254 calculate_dominance_info.
2256 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2258 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
2259 (analyze_siv_subscript_cst_affine): Add weak SIV test.
2260 (compute_overlap_steps_for_affine_1_2): Use
2261 get_number_of_iters_for_loop.
2262 (analyze_subscript_affine_affine): Check whether difference is
2264 Use get_number_of_iters_for_loop.
2265 Check whether overlap occurs outside of bounds.
2266 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
2268 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
2270 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
2271 base register if possible.
2273 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
2275 PR tree-optimization/18463
2276 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
2277 converting it directly is not possible.
2278 (chrec_convert_aggressive): New function.
2279 * tree-chrec.h (chrec_convert_aggressive): Declare.
2280 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
2281 Fold chrec conversions aggressively if asked to.
2282 (instantiate_parameters): Modified because of changes in
2283 instantiate_parameters_1.
2285 2005-09-19 Richard Henderson <rth@redhat.com>
2287 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
2288 (reduc_splus_v2df): New.
2290 2005-09-19 Richard Sandiford <richard@codesourcery.com>
2292 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
2293 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
2295 2005-09-19 Richard Henderson <rth@redhat.com>
2297 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
2300 2005-09-19 Richard Henderson <rth@redhat.com>
2302 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
2303 (ia64_expand_dot_prod_v8qi): New.
2304 * config/ia64/ia64-protos.h: Update.
2305 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
2306 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
2307 sdot_prodv8qi, sdot_prodv4hi): New.
2308 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
2310 2005-09-19 Richard Henderson <rth@redhat.com>
2313 * real.c (exact_real_truncate): Return false if the format cannot
2314 represent the number as a normal.
2316 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
2317 for a memory source.
2319 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
2321 * tree-ssa-operands.c (swap_tree_operands): Export.
2322 * tree.h (swap_tree_operands): Declare.
2323 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
2324 Call swap_tree_operands.
2326 2005-09-19 Richard Henderson <rth@redhat.com>
2328 * tree-flow.h (merge_alias_info): Declare.
2329 * tree-ssa-copy.c (merge_alias_info): Export.
2330 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
2331 (vect_create_data_ref_ptr): Use create_iv directly.
2332 (vectorizable_load): Use correct types for integer constants.
2333 (vect_generate_tmps_on_preheader): Likewise.
2334 (vect_gen_niters_for_prolog_loop): Likewise.
2336 2005-09-19 Steven Bosscher <stevenb@suse.de>
2338 PR rtl-optimization/23943
2339 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
2341 2005-09-18 Jan Hubicka <jh@suse.cz>
2343 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
2345 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
2347 * varasm.c (output_constant): Do not abort on conversions to union
2348 types between different sizes.
2350 2005-09-18 Richard Guenther <rguenther@suse.de>
2353 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
2356 2005-09-18 Paul Brook <paul@codesourcery.com>
2358 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
2360 2005-09-17 Richard Henderson <rth@redhat.com>
2362 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
2363 * tree-ssa-loop.c (pass_vect_dce): Remove.
2364 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
2367 2005-09-17 Richard Henderson <rth@redhat.com>
2369 * tree-pass.h (pass_vect_dce): Declare.
2370 * passes.c (init_optimization_passes): Add it.
2371 * tree-flow.h (tree_ssa_dce): Declare.
2372 * tree-ssa-dce.c (tree_ssa_dce): Export.
2373 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
2374 (gate_tree_vectorize): ... here.
2375 (pass_vect_dce): New.
2377 2005-09-17 Jan Hubicka <jh@suse.cz>
2379 * except.c (struct eh_status): Turn region_array into vec.
2380 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
2381 convert_from_eh_region_ranges, find_exception_handler_labels,
2382 current_function_has_exception_handlers, assign_filter_values,
2383 build_post_landing_pads, dw2_build_landing_pads,
2384 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
2385 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
2386 foreach_reachable_handler, can_throw_internal_1,
2387 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
2389 (duplicate_eh_region_1): Update region_array.
2390 (duplicate_eh_regions): Resize region_array and avoid recomputing.
2392 2005-09-17 David Edelsohn <edelsohn@gnu.org>
2395 * expmed.c (expand_mult): Substitute simple register for op0 when
2398 2005-09-17 Richard Henderson <rth@redhat.com>
2400 * expr.c (emit_move_via_integer): Add force argument, pass it on
2401 to emit_move_change_mode. Update callers.
2402 (emit_move_complex): Pass true to new force argument.
2403 * function.c (expand_function_end): Move expand_eh_return call
2404 earlier. Merge sub-word complex values into a pseudo before
2405 copying to the return hard register.
2407 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
2409 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
2410 between different sizes.
2412 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
2416 * passes.c (init_optimization_passes): Register dump files for
2419 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
2421 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
2422 * config/s390/s390.c (s390_overlap_p): New function.
2423 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
2424 peephole2, "*xc" peephole2): Added overlap check to the peephole2
2427 2005-09-16 Richard Guenther <rguenther@suse.de>
2429 * ipa-pure-const.c (static_execute): Free auxiliar information.
2430 * ipa-type-escape.c (discover_unique_type): Free temporary key.
2431 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
2433 2005-09-15 DJ Delorie <dj@redhat.com>
2435 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
2437 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
2439 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2441 (swap_commutative_operands_with_target): New.
2443 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
2445 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
2448 (estimate_iters_using_array): New function.
2449 * tree-data-ref.h (estimate_iters_using_array): Prototype
2450 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
2451 Use estimate_iters_using_array instead of analyze_array.
2453 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
2455 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
2458 2005-09-15 Michael Matz <matz@suse.de>
2460 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
2462 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
2464 PR tree-optimization/23835
2465 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
2466 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
2468 2005-09-14 Richard Henderson <rth@redhat.com>
2470 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
2471 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
2473 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
2475 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
2476 in the ARRAY_TYPE case.
2478 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
2480 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
2482 2005-09-14 Uros Bizjak <uros@kss-loka.si>
2485 * tree-vect-transform.c (vectorizable_operation): Return false for
2486 scalar shift operations and for vector shift operations with
2487 non-invariant shift arguments. Use scalar tree operand op1 as
2488 a shift operand when vector shift insn pattern uses scalar shift
2490 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
2492 2005-09-14 Olivier Hainque <hainque@adacore.com>
2494 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
2495 value if it has side-effects.
2497 2005-09-14 David Edelsohn <edelsohn@gnu.org>
2500 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
2502 2005-09-14 Alan Modra <amodra@bigpond.net.au>
2504 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
2505 passed as NAME as if it were label at start of function code.
2507 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
2509 * config/sh/sh.md (*movv4sf_i): Add general register cases to
2512 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
2514 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
2515 as early clobber. Rewrite so the PIC register is not implicitly used.
2517 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2519 * tree.c (annotate_with_file_line): Compare line numbers before
2522 2005-09-13 Uros Bizjak <uros@kss-loka.si>
2525 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
2526 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
2528 2005-09-13 Ian Lance Taylor <ian@airs.com>
2530 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
2531 than a HOST_WIDEST_INT to gen_doloop_begin.
2533 2005-09-13 Diego Novillo <dnovillo@redhat.com>
2535 * tree-dfa.c (dump_variable): Guard against NULL annotations.
2537 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
2539 PR tree-optimize/23817
2540 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
2542 2005-09-13 Alan Modra <amodra@bigpond.net.au>
2545 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
2546 word before changing the stack pointer. Use gen_frame_mem for MEMs.
2547 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
2548 (restore_stack_nonlocal): Likewise.
2549 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
2551 2005-09-12 Ian Lance Taylor <ian@airs.com>
2554 * c.opt (ffriend-injection): New C++ option.
2555 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
2556 (C++ Dialect Options): Document -ffriend-injection.
2558 2005-09-12 Josh Conner <jconner@apple.com>
2561 * ipa-reference.c (static_execute): Don't mark variables in
2562 named sections TREE_READONLY.
2564 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2566 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
2569 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
2571 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
2572 V_MUST_DEF instead of just the first_use_p.
2573 Don't mark the virtual variables for renaming on the statement which
2575 (pass_dse): Remove TODO_update_ssa.
2577 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
2580 * stor-layout.c (compute_record_mode): For records with a single
2581 field, actually check the field's mode size against the type size.
2583 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
2584 registers for TARGET_SHMEDIA.
2585 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
2586 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
2587 of GENERAL_REGS and FP_REGS.
2589 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
2591 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
2593 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2595 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
2596 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
2597 are omitted. Exclude stack_tie insn too.
2599 2005-09-11 David Edelsohn <edelsohn@gnu.org>
2601 PR rtl-optimization/23098
2602 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
2604 * config/rs6000/rs6000.md (movdf splitter): Use
2605 const_double_operand predicate for TARGET_POWERPC64.
2606 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
2607 SYMBOL_REF method to ABI_V4.
2609 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
2610 replace_equiv_address.
2611 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
2612 rs6000_sr_alias_set and MEM_NOTRAP.
2613 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
2615 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
2617 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
2618 handle CALL_EXPR again.
2620 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
2622 * arm/predicates.md (alignable_memory_operand): Delete.
2624 2005-09-10 Richard Henderson <rth@redhat.com>
2627 * dbxout.c (dbxout_expand_expr): New.
2628 (dbxout_symbol): Use it.
2630 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
2632 * arm.c (arm_gen_rotated_half_load): Delete.
2633 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
2634 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
2635 (thumb_set_return_address): Likewise.
2636 (thumb_load_double_from_address): Use adjust_address.
2637 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
2638 (extendhsisi2_mem, movhi_bytes): Use change_address.
2639 (movhi): Use widen_memory_access.
2640 (reload_out_df): Use replace_equiv_address.
2641 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
2643 2005-09-09 Richard Henderson <rth@redhat.com>
2646 * dbxout.c: Include expr.h.
2647 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
2648 (dbxout_symbol): Handle DECL_VALUE_EXPR.
2649 * Makefile.in (dbxout.o): Add EXPR_H.
2651 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
2653 PR tree-optimization/23509
2654 * tree-cfg.c (replace_uses_by): Use replace_exp.
2655 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
2656 pointers have name_mem_tag or type_mem_tag set.
2658 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2660 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
2661 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
2662 of wrongly accessing operands.
2664 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2666 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
2667 * tree-chrec.c: Include tree-scalar-evolution.h.
2668 (chrec_convert): Instantiate the base and step before calling
2669 scev_probably_wraps_p that would fail on parametric evolutions.
2670 Collect all the fails into a single section failed_to_convert,
2671 print a diagnostic, and return chrec_dont_know instead of calling
2673 * tree-scalar-evolution.c (loop_closed_phi_def): New.
2674 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
2676 (scev_const_prop): Don't replace the definition of a loop closed ssa
2677 phi node by itself, or by another loop closed ssa phi node.
2678 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
2679 that base and step are defined.
2681 2005-09-09 Richard Guenther <rguenther@suse.de>
2684 * fold-const.c (fold_ternary): Check truth_value_p before
2685 calling invert_truthvalue.
2687 2005-09-09 Nick Clifton <nickc@redhat.com>
2689 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
2690 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
2691 dimension of these arrays.
2692 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
2694 * longlong.h: Only provide a prototype for the __clz_tab[] array
2695 if this header has not been included from libgcc2.h.
2696 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
2698 Provide prototypes for exported functions.
2699 Use the __clz_tab[] and __popcount_tab[] arrays provided by
2702 2005-09-08 Josh Conner <jconner@apple.com>
2706 * expr.c (expand_expr_addr_expr_1): Don't invoke
2707 expand_simple_binop for EXPAND_INITIALIZER.
2709 2005-09-08 Richard Henderson <rth@redhat.com>
2712 * toplev.c (wrapup_global_declaration_1): Split out ...
2713 (wrapup_global_declaration_2): ... from ...
2714 (wrapup_global_declarations): ... here. Return bool.
2715 (check_global_declaration_1): Split out ...
2716 (check_global_declarations): from here.
2717 (emit_debug_global_declarations): New.
2718 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
2719 check_global_declaration_1, emit_debug_global_declarations): Declare.
2720 * c-decl.c (c_write_global_declarations_1): Don't create a vector
2721 of decls. Call wrapup_global_declaration_1,
2722 wrapup_global_declaration_2, check_global_declaration_1 directly.
2723 (c_write_global_declarations_2): New.
2725 (c_write_global_declarations): Call c_write_global_declarations_2.
2726 * langhooks.c (write_global_declarations): Call
2727 emit_debug_global_declarations.
2729 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
2730 remove decls that have DECL_RTL_SET_P.
2731 * passes.c (rest_of_decl_compilation): Invoke
2732 cgraph_varpool_finalize_decl for all but functions.
2734 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2736 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
2737 the result of a conversion if the new min and max cannot be compared.
2739 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
2741 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
2742 (override_options): Setting s390_sr_alias_set removed.
2743 (save_fpr, save_gprs): Set alias set to vararg or frame.
2744 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
2745 s390_sr_alias_set with get_frame_alias_set ().
2746 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
2747 get_varargs_alias_set ().
2749 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2753 * c-parser.c (c_parser_objc_method_definition): If the next
2754 token is not "{", error out and don't start the function.
2756 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2758 * tree-vrp.c (extract_range_from_expr): Move the check for non
2759 nullness after the check for gimple invariant.
2761 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2763 * tree.c (host_integerp, tree_low_cst): Correct function comment.
2765 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2768 * config/m32r.md (movmemsi_internal): Canonicalize order of
2769 operands in PLUS component of template.
2771 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
2773 * reload1.c (fixup_eh_region_note): Remove assertion.
2774 (fixup_abnormal_edges): Reverted removal of call to
2775 find_many_sub_basic_blocks made on 2005-08-31.
2777 2005-09-07 Richard Henderson <rth@redhat.com>
2779 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
2780 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
2781 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
2782 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
2783 rearrange for better packing.
2784 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
2785 (lookup_cfa_1): Remove inline marker.
2786 (cfa_equal_p): Split out of ...
2787 (def_cfa_1): ... here. Use INVALID_REGNUM.
2788 (build_cfa_loc): Handle !cfa->indirect.
2789 (frame_pointer_cfa_offset): New.
2790 (dbx_reg_number): Assert register elimination performed; do
2791 leaf register remapping.
2792 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
2793 (eliminate_reg_to_offset): New.
2794 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
2795 for verifiably local stack frame addresses; re-base to CFA.
2796 (mem_loc_descriptor): Remove can_use_fbreg argument.
2797 (concat_loc_descriptor, loc_descriptor): Likewise.
2798 (containing_function_has_frame_base): Remove.
2799 (rtl_for_decl_location): Don't do register elimination or
2800 leaf register remapping here.
2801 (secname_for_decl): Split out from ..
2802 (add_location_or_const_value_attribute): ... here.
2803 (convert_cfa_to_loc_list): New.
2804 (compute_frame_pointer_to_cfa_displacement): New.
2805 (gen_subprogram_die): Use them.
2806 * tree.h (frame_base_decl): Remove.
2807 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
2808 (prologue_stack_adjust): Remove.
2809 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
2810 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
2811 (set_frame_base_location): Remove.
2812 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
2813 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
2814 (vt_add_function_parameters): Don't eliminate_regs.
2815 (vt_initialize): Don't create frame_base_decl.
2817 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2819 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
2820 version of GNU binutils for 4.x and later.
2822 2005-09-06 Mark Mitchell <mark@codesourcery.com>
2824 * ggc-page.c (ggc_push_context): Remove.
2825 (ggc_pop_context): Likewise.
2826 * ggc.h (ggc_push_context): Remove.
2827 (ggc_pop_context): Likewise.
2829 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2832 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
2833 returning from an interrupt handler.
2835 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2838 * config/arc/arc.c (output_shift): Add check for loop count when
2841 2005-09-06 Steven Bosscher <stevenb@suse.de>
2843 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
2845 (abs_replacement): Likewise.
2846 (pass_phiopt): Remove TODO_update_ssa.
2848 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2851 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
2852 if "return with no value, in function returning non-void" warning
2854 * tree-cfg.c (execute_warn_function_return): Don't look at
2855 RETURN_EXPRs with TREE_NO_WARNING set.
2858 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
2859 for internal functions doesn't use registers used by global registers
2860 variables. Use fewer register parameters if there are global register
2863 2005-09-06 Olivier Hainque <hainque@adacore.com>
2864 Eric Botcazou <ebotcazou@adacore.com>
2867 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
2868 when we would be extracting outside its bit span (bitpos+bitsize
2869 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
2870 Ada unchecked conversions.
2872 2005-09-06 Steven Bosscher <stevenb@suse.de>
2874 * tree-ssa-pre.c (try_look_through_load): New function.
2875 (compute_avail): Use it to try to look through loads for some
2876 more useful expressions.
2878 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2880 * simplify-rtx.c (simplify_binary_operation_1): Correct the
2881 condition for detecting cases like (a&a) and (a^a).
2883 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
2885 * common.opt: Add option ftree-vect-loop-version.
2886 * params.def: Add --param vect-max-version-checks.
2887 * doc/invoke.texi: Document ftree-vect-loop-version and
2888 --param vect-max-version-checks.
2889 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
2890 may_misalign_stmts and defines for accessors.
2891 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
2892 LOOP_VINFO_MAY_MISALIGN_STMTS.
2893 (destroy_loop_vec_info): VEC_free for
2894 LOOP_VINFO_MAY_MISALIGN_STMTS.
2895 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2896 Update documentation.
2897 (vect_update_misalignment_for_peel): New.
2898 (vect_enhance_data_refs_alignment): Update to choose loop
2899 peeling or loop versioning if appropriate for the (potentially)
2900 unaligned data references in the loop.
2901 (vect_analyze_data_refs_alignment): Remove call to
2902 vect_enhance_data_refs_alignment so the checks can be done
2904 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
2905 and move up call to vect_analyze_data_refs_alignment.
2906 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
2907 (vect_transform_loop): Add call to loop_version.
2909 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2911 PR rtl-optimization/23098
2912 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
2913 * simplify-rtx.c (constant_pool_reference_p): New function.
2914 * rtl.h (constant_pool_reference_p): New prototype.
2915 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
2916 constant_pool_reference_p in condition and
2917 avoid_constant_pool_reference in preparation statements.
2919 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
2921 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
2922 STRICT_LOW_PART SETs.
2924 2005-09-06 Alan Modra <amodra@bigpond.net.au>
2927 * except.c (sjlj_emit_function_enter): Find the function begin
2928 note even when it's not in first basic block.
2930 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
2932 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
2933 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
2934 * aclocal.m4: Regenerate.
2936 2005-09-05 DJ Delorie <dj@redhat.com>
2938 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
2941 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
2943 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
2944 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
2945 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
2946 Follow spelling conventions.
2947 * doc/invoke.texi: Follow spelling conventions.
2949 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2951 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
2952 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
2953 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
2955 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2958 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
2959 (output_stack_adjust): Use gen_tmp_stack_mem.
2960 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
2961 (sh_set_return_address, sh_allocate_initial_value): Likewise.
2962 (sh_get_pr_initial_val): Likewise.
2963 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
2964 (sh_initialize_trampoline): Likewise. Also use adjust_address.
2965 * sh.md (divsi_inv_m0): Use gen_const_mem.
2966 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
2967 (movdf_i4+1): Use gen_tmp_stack_mem.
2968 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
2969 (fpu_switch+2): Likewise.
2970 (movv4sf_i, movv16sf_i): Use adjust_address.
2971 (symGOT_load): Set MEM_NOTRAP_P bit.
2973 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2976 * pa.c (emit_move_sequence): Fix typo in last change.
2978 2005-09-03 Jakub Jelinek <jakub@redhat.com>
2980 PR rtl-optimization/23454
2981 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
2984 2005-09-03 Richard Henderson <rth@redhat.com>
2985 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2988 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
2991 2005-09-02 Nicolas Pitre <nico@cam.org>
2993 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
2994 to bit_count to 32 bits.
2996 2005-08-31 Mark Mitchell <mark@codesourcery.com>
2999 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
3000 generating synthetic loads from volatile lvalues.
3002 005-09-02 Nick Clifton <nickc@redhat.com>
3004 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
3005 __ctzhi2, __clzhi2): New functions.
3007 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
3010 * tree-nested.c (struct var_map_elt): Mark with GTY.
3011 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
3013 (lookup_field_for_decl): Allocate new element in GC memory.
3014 (lookup_tramp_for_decl): Likewise.
3015 (convert_nl_goto_reference): Likewise
3016 (create_nesting_tree): Allocate info in GC memory. Likewise for
3018 (free_nesting_tree): Free with ggc_free instead of free.
3019 (root): New static variable.
3020 (lower_nested_functions): Remove root as local variable. And zero out
3021 root at the end of the function.
3023 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
3025 PR rtl-optimization/20365
3026 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
3027 to short. New member ix.
3028 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
3029 (simplify_plus_minus): Initialize ix members before calling qsort.
3031 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
3033 PR tree-optimization/23626
3034 * tree-cfg.c (replace_uses_by): Clean up eh info.
3036 2005-09-01 DJ Delorie <dj@redhat.com>
3038 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
3041 2005-09-01 David Edelsohn <edelsohn@gnu.org>
3043 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
3044 (rs6000_split_multireg_move): Use replace_equiv_address instead of
3047 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
3049 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
3050 do not issue warning for a variable definition following
3053 2005-09-01 Richard Henderson <rth@redhat.com>
3056 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
3057 conversion to CONST_VECTOR.
3059 2005-09-01 Richard Henderson <rth@redhat.com>
3062 * reload1.c (reload_as_needed): Check !CALL_P before calling
3063 fixup_eh_region_note.
3064 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
3066 2005-09-01 DJ Delorie <dj@redhat.com>
3068 * varasm.c (output_constant): Let the target resolve
3069 conversions of addresses to non-default pointer sizes.
3071 2005-09-01 Nicolas Pitre <nico@cam.org>
3073 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
3074 to alow matching ARM pre-indexed addressing mode.
3075 (arm_override_options): Remove now irrelevant comment.
3077 2005-09-01 Phil Edwards <phil@codesourcery.com>
3079 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
3080 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
3081 * config/i386/vxworks.h: Likewise.
3082 * config/i386/t-vxworksae: New file, for VxWorks AE.
3083 * config/i386/vxworksae.h: Likewise.
3085 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
3087 PR tree-optimization/23410
3088 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
3089 sequence is not wrapping during the first step.
3091 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3094 * dwarf2out.c (base_type_die): Compare char_type_node with
3095 TYPE_MAIN_VARIANT (type), not type.
3097 2005-09-01 Richard Guenther <rguenther@suse.de>
3099 PR tree-optimization/15366
3100 * common.opt: Add -finline-functions-called-once.
3101 Put -fearly-inlining in alphabetically ordered place.
3102 * doc/invoke.texi: Document new option.
3103 * ipa-inline.c (cgraph_decide_inlining): Honour
3104 flag_inline_functions_called_once.
3106 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3108 PR rtl-optimization/23478
3109 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
3110 (alloc_qty): Initialize it.
3111 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
3112 (combine_regs): Combine also n_throwing_calls_crossed fields.
3113 (find_free_reg): Don't attempt to caller-save pseudos crossing
3114 calls that might throw.
3115 * global.c (struct allocno): Add throwing_calls_crossed field.
3116 (global_alloc): Revert 2005-08-22 change. Initialize
3117 throwing_calls_crossed.
3118 (find_reg): Don't attempt to caller-save pseudos crossing calls that
3121 2005-09-01 Alan Modra <amodra@bigpond.net.au>
3124 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
3125 (mask64_operand): Reinstate code prior to 2005-06-11 change.
3126 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
3127 (and64_2_operand): Tweak to use predicate.
3128 (and_operand): Adjust for mask_operand changes.
3129 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
3130 (print_operand): Likewise.
3131 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
3132 (mask64_1or2_operand): Delete.
3133 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
3134 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
3135 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
3136 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
3137 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
3138 (rotldi3_internal4): Likewise.
3139 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
3140 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
3141 (ashldi3_internal7): Likewise.
3142 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
3143 (ashldi3_internal, ashldi3_internal9 split): Likewise.
3144 (anddi3 split): Don't match mask64_operand.
3145 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
3146 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
3147 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
3148 't' splitter predicate.
3149 (movdi_internal64 + 2): Revert 2005-06-11 change.
3151 2005-08-31 DJ Delorie <dj@redhat.com>
3153 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
3154 (m32c_asm_integer): Add support for 32 bit pointers.
3156 2005-08-31 Richard Henderson <rth@redhat.com>
3158 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
3159 component-like references for setting MEM_NOTRAP_P.
3161 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
3162 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
3164 2005-08-31 Richard Henderson <rth@redhat.com>
3166 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
3167 into a pseudo before applying gen_lowpart.
3169 2005-08-31 Geoffrey Keating <geoffk@apple.com>
3171 * doc/install.texi (Specific): Update cctools version required
3172 for full functionality.
3173 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
3174 linkers as -macosx_version_min.
3176 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
3179 * sh.c (print_operand, %R and %S): Add handling of floating point
3180 registers, memory, constants and invalid operands.
3182 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
3184 * ipa-pure-const.c: Change dump name.
3186 2005-08-31 Uros Bizjak <uros@kss-loka.si>
3189 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
3190 to "reg_or_0_operand".
3191 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
3193 2005-08-31 Dale Johannesen <dalej@apple.com>
3195 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
3196 loops that count down.
3198 2005-08-31 Richard Henderson <rth@redhat.com>
3201 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
3202 (fixup_eh_region_note): New.
3203 (reload_as_needed): Call it.
3204 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
3205 don't call find_many_sub_basic_blocks; call verify_flow_info.
3206 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
3207 (keep_stack_depressed): Likewise.
3208 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
3210 2005-08-31 Richard Henderson <rth@redhat.com>
3212 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
3215 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
3217 * expr.c (expand_expr_real_1): Compare size of address
3218 mode to target's address mode size in deciding expansion of
3219 the constant address.
3221 2005-08-31 Richard Guenther <rguenther@suse.de>
3224 * expr.c (all_zeros_p): New function.
3225 (expand_expr_real_1): Handle the case of an all-zero
3226 non-addressable constructor separately.
3228 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
3230 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
3231 arguments, adjust all callers.
3232 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
3234 2005-08-30 Richard Henderson <rth@redhat.com>
3237 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
3238 whenever the mode sizes match.
3240 2005-08-31 Alan Modra <amodra@bigpond.net.au>
3242 * calls.c (load_register_parameters): Fix comment typo.
3243 * expr.c (emit_push_insn): Comment formatting.
3245 2005-08-30 Ian Lance Taylor <ian@airs.com>
3247 * config/i386/x-cygwin (host-cygwin): Change dependency from
3248 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
3250 2005-08-29 Geoffrey Keating <geoffk@apple.com>
3252 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
3255 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
3258 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
3259 call to ggc_collect.
3261 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
3264 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
3265 beginning. Remove $(INCLUDES) from all the rules, if following
3266 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
3268 2005-08-29 Jakub Jelinek <jakub@redhat.com>
3271 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
3272 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
3273 not constant, but maxlen is, don't set len to maxlen, rather
3274 set maxlen to len if len is a constant.
3276 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
3278 PR tree-optimization/23475
3279 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
3282 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
3284 Fix PR middle-end/22455
3286 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
3287 Checksum only the parts of the tree that exist for the tree code.
3289 2005-08-28 Dale Johannesen <dalej@apple.com>
3291 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
3293 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
3295 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
3297 2005-08-28 Richard Henderson <rth@redhat.com>
3299 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
3300 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
3303 2005-08-28 Jakub Jelinek <jakub@redhat.com>
3306 * builtins.c (get_memory_rtx): Don't strip nops
3307 in between COMPONENT_REFs.
3309 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
3312 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
3314 (gimplify_modify_expr): Check for zero sized types and gimplify the
3315 rhs and lhs as statements.
3317 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
3320 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
3321 state for return address column of signal frames.
3323 2005-08-27 David Edelsohn <edelsohn@gnu.org>
3326 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
3327 bytes >= 2 not bytes == 2.
3328 (expand_block_move): Same.
3330 2005-08-27 Richard Guenther <rguenther@suse.de>
3333 * config/i386/sse.md (sse2_movsd): Add missing closing
3336 2005-08-27 Paul Brook <paul@codesourcery.com>
3338 * genrecog.c (enum decision_type): Add DT_num_insns.
3339 (struct decision_test): Add u.num_insns.
3340 (add_to_sequence): Add DT_num_insns test.
3341 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
3342 (write_cond, debug_decision_2): Ditto.
3343 (change_state): Assume peep2_next_insn never fails.
3344 Remove "afterward" argument.
3345 (write afterward, write_tree): Update to match.
3346 * recog.c (peep2_current_count): New variable.
3347 (peep2_next_insn): Check it.
3348 (peephole2_optimize): Set peep2_current_count.
3349 * recog.h (peep2_current_count): Declare.
3351 2005-08-26 Josh Conner <jconner@apple.com>
3354 * ipa-pure-const.c (check_tree): Check for volatile-ness
3355 when considering a dereference.
3357 2005-08-27 Jakub Jelinek <jakub@redhat.com>
3359 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
3361 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3363 PR rtl-optimization/23561
3364 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
3365 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
3366 at most LEN bytes long memory fits into the field.
3367 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
3368 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
3369 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
3371 2005-08-26 Richard Henderson <rth@redhat.com>
3374 * loop.c (biased_biv_may_wrap_p): New.
3375 (maybe_eliminate_biv_1): Use it to suppress non-equality
3376 comparison transformations. Delete disabled code.
3378 2005-08-26 Ian Lance Taylor <ian@airs.com>
3380 * combine.c (make_extraction): Avoid reference outside object.
3382 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
3384 * stor-layout.c (finalize_type_size): Restore behaviour for
3385 non-aggregate types to the status quo ante of the patch for
3386 pr 23467. Document why it matters.
3388 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3391 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
3392 array by one element, initialize the BT_LAST element with NULL.
3394 2005-08-26 David Edelsohn <edelsohn@gnu.org>
3396 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
3397 optimizing for size.
3399 (compare_plus_eqsi): Same.
3400 (plus_eqsi_compare): Same.
3401 (neg_eq0<mode>): Same.
3402 (neg_eq<mode>): Same.
3404 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
3407 2005-08-26 Nick Clifton <nickc@redhat.com>
3409 * config/v850/v850.c (ep_memory_operand): Return FALSE if
3410 TARGET_EP is not defined.
3411 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
3412 TARGET_EP is enabled.
3413 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
3414 * config/v850/v850.md (save_all_interrupt): Only use the EP
3415 register if TARGET_EP is defined.
3416 (restore_all_interrupt): Likewise.
3417 * config/v850/lib1funcs.asm: Update functions so that the EP
3418 register is only used if __EP__ is defined.
3420 2005-08-26 David Ung <davidu@mips.com>
3422 * config/mips/mips.c (mips_expand_prologue): Handle case when
3423 generating for MIPS16 and the outgoing argument area is more than
3424 SMALL_OPERAND. Use the frame pointer as temporary to generate the
3427 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
3429 * config/crx/crx.md: Make doloop_end pattern usage controllable
3430 via mloop-nesting=<max-nesting> command line switch. Make sure
3431 the combiner cannot use doloop_end_<mode> in an illegal way.
3432 * config/crx/crx.c: Use regs up to r6 for argument passing.
3433 Refine crx_address_cost (non cst4 displacements are expensive).
3434 * config/crx/crx.opt: Add switch for mloop-nesting=.
3436 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
3438 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
3439 (UNSPEC_MVST): New constant.
3441 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
3443 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
3444 Reject operands containing eliminable registers.
3445 * testsuite/gcc.dg/20050825-1.c: New testcase.
3447 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3448 Jan Hubicka <jh@suse.cz>
3450 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
3452 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3454 PR tree-optimization/23546
3455 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
3458 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
3460 * params.def (PARAM_MIN_SPEC_PROB): New.
3461 * sched-rgn.c (MIN_PROBABILITY): Delete.
3462 (compute_trg_info): Convert to PARAM_VALUE.
3463 * doc/invoke.texi (param): Document min-spec-prob.
3465 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
3467 * config/darwin.h: define __PIC__
3468 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
3469 TARGET_OS_CPP_BUILTINS macro.
3471 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3473 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
3476 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3478 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
3480 * cfghooks.c (duplicate_block): Added position where to place
3481 new block as argument.
3482 * cfghooks.h (duplicate_block): Declaration changed.
3483 * cfglayout.c (copy_bbs): Add argument after. Pass it to
3485 * cfglayout.h (copy_bbs): Declaration changed.
3486 * cfgloop.h (loop_version): Declaration changed.
3487 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
3488 position to copy_bbs.
3489 (loop_version): Pass position to duplicate_loop_to_header_edge.
3490 Add place_after argument and position new blocks according to
3492 * modulo-sched.c (sms_schedule): Pass place_after argument
3494 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
3495 * tree-cfg.c (split_edge_bb_loc): New function.
3496 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
3497 to determine position of new blocks.
3498 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
3500 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
3501 argument to duplicate_block.
3502 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
3503 Pass position to copy_bbs.
3505 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3507 * fold-const.c (ptr_difference_const): Use
3508 cst_and_fits_in_hwi instead of host_integerp.
3510 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3512 * config/darwin.c (gen_pic_offset): New.
3513 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
3516 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
3518 PR tree-optimization/23486
3519 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
3521 2005-08-23 Phil Edwards <phil@codesourcery.com>
3523 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
3524 remove use_collect2.
3525 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
3527 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
3528 configuration files to override the default value.
3530 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
3531 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
3532 * config/vx-common.h: New file, split out from...
3533 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
3534 * config/vxworksae.h: New file, for VxWorks AE.
3535 * config/vxworks.opt: New file.
3536 * config/vxlib.c: Update for VxWorks 6.
3538 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
3539 other MULTILIB_* variables appropriately.
3540 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
3541 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
3542 * config/rs6000/vxworks.h: Update for VxWorks 6.
3543 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
3545 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
3548 * config/darwin.c (machopic_select_section): Remove the hack to
3549 mark "::operator new" and "::operator delete" for coalescing
3550 even though they are not weak.
3552 2005-08-24 Alan Modra <amodra@bigpond.net.au>
3554 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
3555 * configure: Regenerate.
3557 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3560 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
3562 * convert.c (convert_to_integer, convert_to_vector): Likewise.
3563 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
3566 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3568 * config/rs6000/predicates.md (equality_operator): New.
3569 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
3570 comparison with a large constant.
3572 2005-08-23 Mark Mitchell <mark@codesourcery.com>
3574 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
3576 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
3578 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
3579 registers is even, and we have a hardware double precision fp,
3581 (sh_gimplify_va_arg_expr): For floating point arguments, consider
3582 size of current argument when checking if argument was passed in
3585 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
3588 * stor-layout.c (finalize_type_size): Dont override
3589 existing alignment with a smaller alignment from the mode.
3591 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3593 * lambda-code.c (lambda_vector_lexico_pos): Moved...
3594 * lambda.h (lambda_vector_lexico_pos): ... here.
3595 * tree-data-ref.c (build_classic_dist_vector): Return false when
3596 the distance vector is lexicographically negative.
3598 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3600 PR tree-optimization/23511
3601 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
3602 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
3604 2005-08-23 Jakub Jelinek <jakub@redhat.com>
3606 PR tree-optimization/22043
3607 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
3608 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
3609 If ALLOW_FLEXARR, handle types ending with flexible array member.
3610 Pass false as second argument to recursive count_type_elements calls.
3611 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
3612 argument to count_type_elements call.
3613 * tree-sra.c (decide_block_copy): Likewise.
3614 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
3615 for a constant-sized object, set cleared as well. Pass true as
3616 second argument to count_type_elements call.
3618 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3621 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
3622 from legitimate_small_data_p, and make global. Update use.
3623 Remove forward declaration.
3624 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
3626 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
3628 2005-08-23 David Edelsohn <edelsohn@gnu.org>
3630 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
3631 of scratch intermediates.
3632 (eq<mode>_compare): Same.
3633 (neg_eq0<mode>): New.
3634 (neg_eq<mode>): Convert to define_insn_and_split.
3636 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3639 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
3640 stdarg functions, set/clear the fp marker even when no variable
3642 * config/rs6000/sysv4.opt (mprototype): Describe.
3644 2005-08-22 Jakub Jelinek <jakub@redhat.com>
3646 PR rtl-optimization/23478
3647 * regs.h (reg_info): Add throw_calls_crossed.
3648 (REG_N_THROWING_CALLS_CROSSED): Define.
3649 * flow.c (allocate_reg_life_data): Initialize
3650 REG_N_THROWING_CALLS_CROSSED.
3651 (propagate_one_insn, attempt_auto_inc): Update
3652 REG_N_THROWING_CALLS_CROSSED.
3653 * global.c (global_alloc): Don't allocate pseudos across
3654 calls that may throw.
3656 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
3659 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
3660 value is inbetween the range if we did not find an exact match.
3662 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
3664 * doc/invoke.texi (Option Summary): Add ms1 options.
3665 * doc/extend.texi: Document interrupt handler attribute for ms1.
3666 * doc/md.texi: Document ms1 constraints.
3667 * config.gcc: Add ms1-*-elf.
3668 * config/ms1/ms1.h: New.
3669 * config/ms1/ms1.c: New.
3670 * config/ms1/ms1.md: New.
3671 * config/ms1/ms1-protos.h: New.
3672 * config/ms1/ABI.txt: New.
3673 * config/ms1/crti.asm: New.
3674 * config/ms1/crtn.asm: New.
3675 * config/ms1/lib2extra-funcs.c: New.
3676 * config/ms1/t-ms1: New.
3677 * config/ms1/ms1.opt: New.
3679 2005-08-22 Ira Rosen <irar@il.ibm.com>
3681 * config/rs6000/altivec.md (xorv4sf3): New.
3682 (negv4sf2, neg<mode>2): Likewise.
3684 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
3687 * config/ia64/ia64.md (divsi3): Check divide by zero.
3688 (udivsi3): Likewise.
3690 (udivdi3): Likewise.
3692 2005-08-21 Jakub Jelinek <jakub@redhat.com>
3694 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
3695 up to elem_bitsize bits, not max_bitsize.
3697 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3699 PR tree-optimization/23433
3700 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
3701 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
3703 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3705 PR tree-optimization/23434
3706 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
3707 the iteration bound is not an INTEGER_CST.
3709 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
3711 * tree-vect-transform.c (get_initial_def_for_reduction): Set
3712 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
3713 NULL if need_epilog_adjust is false.
3714 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
3715 Case 3 always peels first itration, not just for PLUS case, and no need
3716 to use scalar_initial_def here. Create an epilog adjustment only if
3717 scalar_initial_def is not NULL.
3719 (vectorizable_reduction): Remove assert.
3721 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
3724 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
3725 (__moddi3): Likewise.
3726 (__udivdi3): Likewise.
3727 (__umoddi3): Likewise.
3728 (__divsi3): Likewise.
3729 (__modsi3): Likewise.
3730 (__udivsi3): Likewise.
3731 (__umodsi3): Likewise.
3733 2005-08-20 Jakub Jelinek <jakub@redhat.com>
3735 * tree-pass.h (TDF_GRAPH): Define.
3736 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
3737 * passes.c (finish_optimization_passes): Only call
3738 finish_graph_dump_file if TDF_GRAPH is set.
3739 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
3740 NULL. Set TDF_GRAPH bit.
3741 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
3743 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
3745 * arm.h (arm_stack_offsets): Add locals_base field.
3746 * arm.c (arm_get_frame_offsets): Compute it.
3747 (thumb_compute_initial_elimination offset): Make the Thumb frame
3748 pointer point to the base of the local variables.
3749 (thumb_expand_prologue): Update accordingly.
3750 (thumb_expand_epilogue): Likewise.
3752 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
3753 mode of clobbered scratch to DImode. Handle a case that's known to
3756 2005-08-19 David Edelsohn <edelsohn@gnu.org>
3758 * config/rs6000/rs6000.md (gt0<mode>): Delete.
3759 (gt0<mode>_compare): Delete.
3760 (neg_gt0<mode>): Delete.
3762 2005-08-19 Eric Christopher <echristo@apple.com>
3764 * optabs.h: Change CTI_ to COI_.
3767 2005-08-19 James E Wilson <wilson@specifix.com>
3769 * builtins.c (expand_builtin_return_addr): Set
3770 current_function_accesses_prior_frames when count != 0. Use
3771 frame_pointer_rtx when count == 0.
3772 * function.h (struct function): Add accesses_prior_frames field.
3773 (current_function_accesses_prior_frames): Define.
3774 * reload1.c (init_elim_table): Check
3775 current_function_accesses_prior_frames.
3776 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
3778 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3780 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
3781 indicator. Return true if the flowgraph changed during
3784 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3787 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
3788 conditional expression before testing its value.
3790 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3792 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
3794 2005-08-19 Devang Patel <dpatel@apple.com>
3796 PR tree-optimization/23048
3797 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
3798 third parameter. Check whether latch is dominated by exit
3800 (if_convertible_loop_p): Supply exit block itself to
3801 if_convertible_bb_p.
3803 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3806 * arm.md (arm_load_pic_register): Change argument to the mask of
3807 saved registers. Call thumb_find_work_register if we need a
3808 scratch register on Thumb.
3809 (arm_expand_prologue): Pass empty register set to
3810 arm_load_pic_register.
3811 (thumb_expand_prologue): Pass live_regs_mask directly to
3812 arm_load_pic_register.
3813 * arm-protos.h (arm_load_pic_register): Update prototype.
3815 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
3817 * sh.c (find_sole_member): New function.
3818 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
3819 if the record's alignment is larger than the size of its only member.
3821 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3824 * arm.c (thumb_legitimize_reload_address): New function.
3825 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
3826 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
3828 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
3830 * config/crx/crx.c: Implement crx_decompose_address. Reject
3831 symbolic displacements since CRX register relative adressing
3832 mode can't handle unsigned 32-bit values as displacements.
3833 * config/crx/crx.h: Simplify definitions, remove redundant
3834 parenthesis and obsolete macros.
3835 * config/crx/crx.opt: Add new switch for debugging addresses.
3836 * config/crx/crx-protos.h: Add new declarations for above.
3838 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
3841 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
3844 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3846 * collect2.c (dup2): Delete.
3847 * configure.ac: Don't check for dup2.
3849 * config.in, configure: Regenerate.
3851 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
3853 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
3854 record with the type of its only member.
3856 2005-08-18 David Edelsohn <edelsohn@gnu.org>
3858 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
3859 define_insn_and_split.
3860 (plus_ltu<mode>_compare): Same.
3861 (gtu<mode>_compare): Same.
3862 (plus_gtu<mode>_compare): Same.
3864 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
3866 PR tree-optimization/22228
3867 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
3869 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
3870 are recorded in vect_vnames_to_rename for renaming.
3871 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
3872 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
3873 in vect_vnames_to_rename.
3874 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
3875 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
3877 2005-08-18 Jan Hubicka <jh@suse.cz>
3880 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
3881 info only for local statics, not for member variables.
3883 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3885 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
3887 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3889 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
3891 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
3894 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
3896 2005-08-17 James E Wilson <wilson@specifix.com>
3898 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3901 2005-08-17 David Edelsohn <edelsohn@gnu.org>
3903 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
3904 (leu<mode>_compare): Same.
3905 (plus_leu<mode>): Same.
3906 (neg_leu<mode>): Same.
3907 (and_neg_leu<mode): Same.
3908 (ltu<mode>_compare): Same.
3909 (plus_ltu<mode>): Same.
3911 (geu<mode>_compare): Same.
3912 (plus_geu<mode>): Same.
3913 (neg_geu<mode>): Same.
3914 (and_neg_geu<mode>): Same.
3915 (plus_gt<mode>): Same.
3916 (gtu<mode>_compare): Same.
3917 (plus_gtu<mode>): Same.
3919 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
3921 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
3922 Move call_table_data to end. Delete spurious .text.
3923 (callt_save_all_interrupt): Fix comment typo.
3925 2005-08-17 James E Wilson <wilson@specifix.com>
3926 Kevin Winchester <winchester@amirix.com>
3929 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
3931 2005-08-17 Uros Bizjak <uros@kss-loka.si>
3934 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
3935 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
3937 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
3939 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
3940 record with the type of its only member if the modes don't match.
3942 * varasm.c (decode_reg_name): Skip empty additional register names.
3944 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
3946 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
3947 lsm_tmp_name_length): New.
3948 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
3949 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
3951 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3952 Andreas Krebbel <krebbel1@de.ibm.com>
3954 * config.gcc: Added z9-109 switch.
3955 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
3956 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
3957 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
3958 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3959 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
3960 for "z9_109" cpu attribute.
3961 * config/s390/s390.c (z9_109_cost): New processor cost structure.
3962 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
3963 (s390_handle_arch_option): Added z9-109 switch.
3964 (override_options): Set respective cost function for z9-109.
3965 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
3966 (legitimate_reload_constant_p): Accept extended immediates.
3967 (print_operand): Three new output modifiers added: k, m and o.
3968 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
3969 (s390_output_mi_thunk): Use extended immediate when possible.
3970 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
3971 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
3972 (CONSTRAINT_LEN): Added length of O constraint.
3973 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
3974 * config/s390/s390.md ("cpu"): New value z9_109 added.
3975 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
3976 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
3977 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
3978 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
3979 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
3980 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
3981 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
3982 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
3983 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
3984 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
3985 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
3986 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
3987 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
3988 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
3989 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
3991 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
3992 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
3993 insns for TARGET_EXTIMM.
3995 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
3997 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
3999 2005-08-17 Nick Clifton <nickc@redhat.com>
4001 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
4002 Call default_encode_section_info.
4004 2005-08-17 Steven Bosscher <stevenb@suse.de>
4006 PR tree-optimization/21574
4007 * tree-ssa-ccp.c (likely_value): If the right hand side is a
4008 constant, return CONSTANT.
4009 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
4010 (ccp_fold, visit_assignment): Likewise.
4011 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
4013 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4015 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
4016 fold_buildN instead of buildN then fold_initializer or fold.
4017 (build_unary_op): Likewise.
4018 (build_binary_op): Likewise.
4019 * fold-const.c (fold_initializer): Remove.
4020 (fold_build1_initializer): New function.
4021 (fold_build2_initializer): New function.
4022 (fold_build3_initializer): New function.
4023 * tree.h (fold_initializer): Remove.
4024 (fold_build1_initializer): New function.
4025 (fold_build2_initializer): New function.
4026 (fold_build3_initializer): New function.
4028 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4030 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
4031 (try_move_mult_to_index): Call fold_build2 instead of build2.
4032 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
4033 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
4034 fold_binary_to_constant.
4035 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
4037 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
4038 check if A == gcd (A, B). Remove TYPE argument.
4039 (analyze_offset) Use fold_build2 instead of fold (build.
4040 (create_data_ref): Likewise.
4041 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
4042 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
4045 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
4047 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
4048 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
4050 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
4053 * gimplify.c (zero_sized_type): New function.
4054 (gimplify_modify_expr_rhs): If we have a zero sized type,
4055 replace the statement with an empty statement.
4057 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
4059 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
4062 2005-08-16 Ian Lance Taylor <ian@airs.com>
4064 * doc/tm.texi (Label Output): Correct typo.
4066 2005-08-16 Steven Bosscher <stevenb@suse.de>
4069 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
4070 force_operand will work later on using have_insn_for.
4072 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4074 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
4076 2005-08-16 Ian Lance Taylor <ian@airs.com>
4079 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
4080 vector type, don't try to construct it element by element. Add an
4081 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
4083 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4085 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
4087 2005-08-16 Geoffrey Keating <geoffk@apple.com>
4089 * doc/invoke.texi (Precompiled Headers): Document some more options
4090 which are known to be safe.
4092 2005-08-16 James E Wilson <wilson@specifix.com>
4094 PR tree-optimization/21105
4095 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
4096 TREE_OVERFLOW check.
4098 2005-08-16 David Edelsohn <edelsohn@gnu.org>
4100 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
4101 (neg_ltu<mode>): Same.
4103 (neg_gtu<mode>): Same.
4105 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4107 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
4108 (fold_builtin_isdigit): Use fold_buildN.
4109 (build_function_call_expr): Likewise.
4110 * c-typeck.c (c_finish_loop): Likewise.
4112 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
4113 Richard Shann <rshann@superh.com>
4115 PR middle-end/20396:
4116 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
4118 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
4120 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
4122 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
4125 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
4126 arm_compure_save_reg0_reg12_mask to determine when the PIC register
4129 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4132 * fold-const.c (build_range_check): Disable optimization for function
4133 pointer expressions on targets that require function pointer
4136 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
4138 * simplify-rtx.c (simplify_const_relational_operation): When
4139 extracting arguments of a COMPARE, recompute the mode as well.
4141 2005-08-15 Ian Lance Taylor <ian@airs.com>
4143 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
4145 2005-08-15 DJ Delorie <dj@redhat.com>
4147 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
4149 (movsi_splittable): Allow, but split, moves to the stack.
4150 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
4153 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4155 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
4156 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
4157 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
4159 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
4160 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
4161 Delete HOST_PTR_PRINTF.
4163 * configure, config.in: Regenerate.
4165 2005-08-15 David Edelsohn <edelsohn@gnu.org>
4167 * config/rs6000/rs6000.md (QHSI): New mode macro.
4168 (wd): Extend mode attr for QImode and HImode
4169 (dbits): New mode attr.
4170 (zero_extend<mode>di2): Convert to mode macro.
4172 2005-08-15 Steve Ellcey <sje@cup.hp.com>
4175 * doc/invoke.texi (-mgnu-ld): Update description.
4178 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4181 * Makefile.in (tree-chrec.o): Depends on real.h.
4182 * tree-chrec.c: Include real.h.
4183 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
4184 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
4185 * tree-scalar-evolution.c (add_to_evolution_1,
4186 interpret_rhs_modify_expr): Ditto.
4188 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4191 * tree-data-ref.c (estimate_niter_from_size_of_data): When
4192 step is negative compute the estimation from init downwards to zero.
4194 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
4196 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
4198 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4200 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
4202 (legitimate_reload_constant_p): Fix handling of lliXX operands.
4203 Accept double-word constants that can be split.
4204 * config/s390/s390.md ("movti"): Use 'P' constraint.
4205 ("*movdi_31", "*movdf_31"): Likewise.
4207 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
4209 Fix PR tree-optimization/22615
4211 * tree-ssa-structalias.c (solution_set_add): Handle
4212 first_vi_for_offset returning NULL.
4213 (do_da_constraint): Ditto.
4214 (do_sd_constraint): Ditto.
4215 (do_ds_constraint): Ditto
4216 (find_func_aliases): Ditto.
4217 (build_constraint_graph): RHS is allowed be ANYTHING.
4218 (first_vi_for_offset): Return NULL if we couldn't find anything at
4221 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4223 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
4224 over memory as first operand.
4226 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
4229 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
4230 available for setting it.
4232 2005-08-14 Ira Rosen <irar@il.ibm.com>
4234 PR tree-optimization/23320
4235 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
4236 data-refs' types instead of base object nullness. Add check for
4237 pointer type data-refs before first location comparison. Remove
4240 2005-08-14 Andreas Schwab <schwab@suse.de>
4242 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
4244 2005-08-13 James E Wilson <wilson@specifix.com>
4246 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
4247 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
4248 -fstack-protector-all, --param ssp-buffer-size): Document.
4249 (-Wvariadic-macros): Alphabetize.
4250 (-fsched-stalled-insns-dep): Add missing 'f'.
4252 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
4255 2005-08-13 David Edelsohn <edelsohn@gnu.org>
4257 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
4258 or indirect address operand.
4259 (EXTRA_ADDRESS_CONSTRAINT): New.
4260 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
4262 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
4264 PR tree-optimization/22236
4265 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
4266 successors and predecessors.
4267 * tree-chrec.c (chrec_convert): Before converting, check that
4268 sequences don't wrap.
4269 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
4270 (analyze_array): Extern.
4271 (find_data_references_in_loop): Remove call to
4272 compute_estimated_nb_iterations.
4273 * tree-data-ref.h (analyze_array): Declared.
4274 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
4275 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
4276 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
4277 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
4279 * tree-ssa-loop-ivcanon.c: Fix documentation.
4280 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
4281 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
4282 (infer_loop_bounds_from_undefined): New.
4283 (estimate_numbers_of_iterations_loop): Use
4284 infer_loop_bounds_from_undefined.
4285 (used_in_pointer_arithmetic_p): New.
4286 (scev_probably_wraps_p): Pass an extra parameter. Call
4287 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
4288 (convert_step): Fix documentation.
4289 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
4290 Use initial_condition_in_loop_num and evolution_part_in_loop_num
4291 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
4292 scev_probably_wraps_p.
4294 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
4296 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
4297 (s390_register_info): Ignore clobbered_regs information for fixed
4298 registers, and only fixed registers.
4299 (s390_init_frame_layout): Remove redundant call.
4301 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
4303 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
4304 description of -Wold-style-casts.
4306 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4307 Jakub Jelinek <jakub@redhat.com>
4309 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4310 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
4311 * config/s390/s390.c (print_operand): New output modifier 'G' added.
4312 (get_thread_pointer): Renamed to s390_get_thread_pointer.
4313 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
4314 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
4315 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
4316 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4317 ("stack_protect_set", "stack_protect_test"): New expanders.
4318 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
4319 "stack_protect_testdi"): New insn definitions.
4321 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4323 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
4325 2005-08-12 Paul Brook <paul@codesourcery.com>
4327 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
4329 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4331 * config/s390/predicates.md (setmem_operand): New predicate.
4332 (shift_count_operand): Accept ANDs with special constants as
4334 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
4335 with special constants.
4336 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
4337 shift_count_operand with setmem_operand.
4339 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4341 * config/s390/s390.c (s390_extract_part, s390_single_part):
4343 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
4344 (s390_output_mi_thunk): Don't use lg on 31 bit.
4345 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
4346 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
4348 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4350 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
4351 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
4352 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
4353 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
4354 with one of the new macros.
4356 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4358 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
4359 Don't set save_return_addr_p.
4360 (s390_register_info): Make clobbered_regs not depending on
4363 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4365 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
4366 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
4368 2005-08-11 James E. Wilson <wilson@specifix.com>
4370 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
4372 2005-08-11 Jakub Jelinek <jakub@redhat.com>
4374 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
4375 locations gathered by var-tracking in single entry loc_list
4376 over loc_descriptor_from_tree.
4378 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
4379 pass it down to loc_descriptor.
4380 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
4381 (containing_function_has_frame_base): Move earlier in the file.
4382 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
4383 instead of always assuming fbreg can't be used.
4385 2005-08-11 David Edelsohn <edelsohn@gnu.org>
4387 * config/rs6000/altivec.md: Change constraint "m" to "Z".
4388 * config/rs6000/predicates.md (indexed_or_indirect_operand):
4389 Accept address wrapped in AND for Altivec.
4390 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4391 Strip AND wrapping offset address for Altivec.
4393 2005-08-11 Richard Henderson <rth@redhat.com>
4396 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
4397 before using TYPE_IS_SIZETYPE.
4399 2005-08-11 Richard Henderson <rth@redhat.com>
4402 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
4403 insn types not present on ev4.
4404 (alphaev5_insn_pipe): Similarly.
4406 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
4409 * arm.c (arm_override_options): If the user has selected callee-super-
4410 interworking, then enable normal interworking.
4412 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4414 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
4417 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
4419 * doc/rtl.texi: Fix two typos.
4421 2005-08-11 Richard Guenther <rguenther@suse.de>
4424 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
4425 cases where we call to/from functions returning void.
4427 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
4430 * tree.c (build_pointer_type_for_mode): Robustify.
4432 2005-08-10 James E Wilson <wilson@specifix.com>
4434 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
4435 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
4437 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
4440 2005-08-10 Eric Christopher <echristo@apple.com>
4442 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
4443 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
4446 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
4449 * config/darwin.c (machopic_indirect_data_reference): Use a new register
4450 for the high part when generating dynamic-no-pic code.
4452 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
4454 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
4455 (x86_64-*-linux*): Likewise.
4457 * config/i386/crtfastmath.c: New file.
4458 * config/i386/t-crtfm: Likewise.
4460 * config/i386/linux.h (ENDFILE_SPEC): New.
4461 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
4463 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
4466 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
4468 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
4469 (vec_shl, vec_shr): Document new operations.
4470 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
4472 2005-08-10 David Edelsohn <edelsohn@gnu.org>
4474 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
4475 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
4476 change predicate to indexed_or_indirect_address.
4478 2005-08-10 Richard Sandiford <richard@codesourcery.com>
4480 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
4481 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
4482 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
4483 and __aeabi_uwrite8.
4484 * config/arm/unaligned-funcs.c: New file.
4485 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
4487 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
4489 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
4491 * cfglayout.c (pass_insn_locators_initialize): Add dump.
4492 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
4494 * except.c (pass_convert_to_eh_region_ranges): Add dump.
4495 * final.c (pass_shorten_branches): Add dump.
4496 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
4497 (pass_life): Rename dump.
4498 (rest_of_handle_flow2): Remove initial verify_flow_info.
4499 * function.c (pass_instantiate_virtual_regs): Add dump.
4500 * integrate.c (pass_initial_value_sets): Add dump.
4501 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
4502 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
4503 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
4504 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
4505 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
4506 gate_rtl_unrool_and_peel_loops): New.
4507 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
4508 rtl_doloop): Do not look at flags.
4509 * mode-switching.c (pass_mode_switching): Add dump.
4510 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
4511 pass_split_before_regstack): Add dump.
4512 * regmove.c (pass_stack_adjustments): Add dump.
4513 * tree-optimize.c (pass_fixup_cfg): Add dump.
4515 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4518 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
4519 deciding which instruction sequence to use.
4521 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
4523 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
4524 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
4526 2005-08-09 Richard Guenther <rguenther@suse.de>
4528 * c-common.c (builtin_function_2): Remove.
4529 (def_builtin_1): New function.
4530 (c_common_nodes_and_builtins): Use def_builtin_1 to
4531 build builtin functions.
4533 2005-08-09 Jie Zhang <jie.zhang@analog.com>
4535 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
4536 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
4537 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
4540 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4542 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
4543 fold_binary instead of fold_build2 since we don't care about the
4545 (loop_niter_by_eval): Likewise.
4546 (compare_trees): Likewise.
4547 (proved_non_wrapping_p): Likewise.
4549 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4553 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
4554 if the if is really empty.
4556 2005-08-09 Steven Bosscher <stevenb@suse.de>
4558 PR tree-optimization/23234
4559 * tree-ssa-math-opts.c (place_reciprocal): New enum.
4560 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
4561 argument of the new enum.
4562 (execute_cse_reciprocals): Add reciprocals for function arguments
4563 on the unique successor edge of the entry block. Update other calls
4564 to execute_cse_reciprocals_1.
4566 2005-08-08 Richard Henderson <rth@redhat.com>
4569 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
4571 2005-08-08 Bob Wilson <bob.wilson@acm.org>
4573 * expr.c (write_complex_part): Return after handling MEM.
4575 2005-08-08 Josh Conner <jconner@apple.com>
4577 PR rtl-optimization/23241
4578 * combine.c (simplify_comparison): Fix error in determining
4579 whether to lift a subreg from comparison.
4581 2005-08-08 David Edelsohn <edelsohn@gnu.org>
4584 * config/rs6000/altivec.md (vec_init<mode>): New.
4585 (vec_set<mode>): New.
4586 (vec_extract<mode>): New.
4587 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
4588 (rs6000_expand_vector_set): New.
4589 (rs6000_expand_vector_extract): New.
4590 (rs6000_legitimate_offset_address_p): Offset addresses are valid
4591 for Altivec modes before reload.
4592 (altivec_expand_vec_init_builtin): New.
4593 (get_element_number): New.
4594 (altivec_expand_vec_set_builtin): New.
4595 (altivec_expand_vec_ext_builtin): New.
4596 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
4598 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
4600 * config/rs6000/rs6000.h (rs6000_builtins): Add
4601 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
4602 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
4603 * config/rs6000/rs6000-protos.h: Declare new functions.
4605 2005-08-08 Jan Hubicka <jh@suse.cz>
4607 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
4608 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
4609 * i386.md (movdi*): Use pic_32bit_operand.
4610 * predicates.md (pic_32bit_operand): New.
4612 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
4615 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
4617 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
4619 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
4620 (test_for_singularity): Use fold_build2.
4622 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4624 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
4626 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
4628 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
4629 (COMMON_ASM_OP) Define.
4630 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
4631 (ix86_encode_section_info): Likewise.
4632 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
4633 SUBTARGET_ENCODE_SECTION_INFO.
4635 2005-08-06 Richard Henderson <rth@redhat.com>
4638 * tree-nested.c (convert_local_reference): Save and restore val_only
4639 around component_ref and friends. Clear walk_subtrees by default.
4641 2005-08-06 Peter O'Gorman <peter@pogma.com>
4644 * gcc.c (process_command): Check the argument to -b has a dash.
4645 * doc/invoke.texi: Update -b and -V docs.
4647 2005-08-06 James E Wilson <wilson@specifix.com>
4649 * config/mips/cross64.h, config/mips/t-cross64: Delete.
4651 2005-08-06 Michael Matz <matz@suse.de>
4653 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
4654 member only if only one insn is associated with the value.
4656 2005-08-06 Nick Clifton <nickc@redhat.com>
4658 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
4660 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
4661 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
4662 Check symbol flags instead of symbol name mangling.
4663 (xstormy16_asm_output_aligned_common): Likewise. Also
4664 simplify code since the bss100_section cass is the only case
4665 where the below100 code will be triggered.
4666 (xstormy16_encode_section_info): Encode below100 attribute
4667 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
4669 (xstormy16_strip_name_encoding): Delete - this function is no
4671 (TARGET_STRIP_NAME_ENCODING): Undefine.
4672 * config/stormy16/stormy16-protos.h: Delete prototype for
4673 xstormy16_strip_name_encoding.
4675 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
4677 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
4678 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
4679 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
4680 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
4681 config/alpha/predicates.md, config/arc/arc.h,
4682 config/arm/arm.h, config/arm/ieee754-df.S,
4683 config/arm/ieee754-sf.S, config/bfin/bfin.c,
4684 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
4685 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
4686 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
4687 config/m68hc11/m68hc11.h, config/mips/mips.c,
4688 config/mips/mips.h, config/mips/openbsd.h,
4689 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
4690 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
4691 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4692 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
4693 config/sparc/linux.h, config/sparc/linux64.h,
4694 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
4695 doc/extend.texi, doc/gcov.texi, doc/install.texi,
4696 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
4697 typos. Follow spelling conventions.
4699 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
4702 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
4703 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
4704 specially. Check for side effects only for COND_EXPR.
4705 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
4706 return with TREE_NO_WARNING.
4708 2005-08-06 Richard Sandiford <richard@codesourcery.com>
4710 PR rtl-optimization/23233
4711 * loop.c (combine_movables): Require the modes to be the same.
4712 (move_movables): Remove handling of cases where the replacement
4713 had a different mode to the original.
4715 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
4717 PR tree-optimization/23128
4718 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
4719 subtraction wrap, and set TREE_OVERFLOW if they do.
4721 2005-08-05 Richard Henderson <rth@redhat.com>
4724 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
4725 FORCED_LABEL labels.
4727 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
4730 * reload.c (find_reloads_subreg_address): Pass down TYPE
4731 unchanged. Change all callers except find_reloads_toplev.
4733 2005-08-05 Michael Matz <matz@suse.de>
4735 * genattrtab.c (current_alternative_string): Remove.
4736 (SIMPLIFY_ALTERNATIVE): Ditto.
4737 (attr_alt_bit_p): Ditto.
4738 (alternative_name): Make const char *.
4739 (evaluate_eq_attr): Remove use of above things.
4740 (simplify_test_exp): Ditto.
4741 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
4742 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
4744 2005-08-04 James E Wilson <wilson@specifix.com>
4746 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
4747 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
4748 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
4749 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
4750 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
4752 2005-08-04 Richard Henderson <rth@redhat.com>
4755 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
4756 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
4757 * tree-sra.c (decide_block_copy): Use it. Disable element copy
4758 if we'd have to instantiate too many members.
4760 2005-08-04 Richard Henderson <rth@redhat.com>
4763 * tree-outof-ssa.c (coalesce_asm_operands): New.
4764 (coalesce_ssa_name): Use it. Split out ...
4765 (coalesce_phi_operands, coalesce_result_decls): ... these.
4767 2005-08-04 Paul Brook <paul@codesourcery.com>
4769 * read-rtl.c (read_quoted_string): Break if EOF.
4771 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
4773 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
4774 (fold_build2): Likewise.
4775 (fold_build3): Likewise.
4776 (fold_build1_stat): New function prototype.
4777 (fold_build2_stat): Likewise.
4778 (fold_build3_stat): Likewise.
4779 * fold-const.c (fold_build1): Rename to ..
4780 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4781 through to build1_stat.
4782 (fold_build2): Rename to ..
4783 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4784 through to build2_stat.
4785 (fold_build3): Rename to ..
4786 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4787 through to build3_stat.
4789 2005-08-04 David Edelsohn <edelsohn@gnu.org>
4790 Ian Lance Taylor <ian@airs.com>
4792 * function.c (assign_stack_local_1): Do not correct stack slot
4793 address if allocation size is smaller than mode size.
4795 2005-08-04 Diego Novillo <dnovillo@redhat.com>
4798 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
4799 (tree_merge_blocks): Propagate anything allowed by
4801 Clarify documentation.
4802 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
4803 SSA form, schedule an update if necessary.
4805 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
4807 * doc/install.texi (Binaries): Remove broken link to
4808 Sinix/Reliant Unix binaries.
4810 2005-08-03 Richard Henderson <rth@redhat.com>
4813 * function.c (stack_protect_epilogue): Export.
4814 * tree.h (stack_protect_epilogue): Declare.
4815 * calls.c (expand_call): Call it.
4817 2005-08-03 Eric Christopher <echristo@apple.com>
4819 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
4820 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
4823 2005-08-04 Jan Hubicka <jh@suse.cz>
4825 * profile.c (branch_prob): Split edges with goto locus on them
4826 to get proper line counts.
4827 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
4829 2005-08-03 Paul Brook <paul@codesourcery.com>
4831 * function.c (assign_parms): Round current_function_args_size
4832 to PARM_BOUNDARY, not STACK_BOUNDARY.
4834 2005-08-03 Geoffrey Keating <geoffk@apple.com>
4836 * config/i386/i386.c (x86_elf_aligned_common)
4837 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
4839 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
4841 PR tree-optimization/23157
4842 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
4843 before emitting them.
4845 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4847 PR tree-optimization/19899
4848 * Makefile.in (tree-scalar-evolution.o): Add real.h.
4849 * tree-scalar-evolution.c: Include real.h.
4850 (add_to_evolution): Build constant -1 of correct type.
4852 2005-08-03 Jan Hubicka <jh@suse.cz>
4854 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
4855 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
4856 profile updating for complette unrolling.
4857 * loop-unroll.c (peel_loop_completely): Use it.
4858 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
4859 (tree_unroll_loops_completely): Disable code growing unrolling of cold
4862 2005-08-03 Paul Brook <paul@codesourcery.com>
4864 * combine.c (can_change_dest_mode): New function.
4865 (try_combine, simplify_set): Use it.
4867 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
4869 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
4872 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
4874 * doc/install.texi (Specific): Adjust link to openavr.org.
4875 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
4876 (Binaries): Adjust HP-UX Porting Center link.
4877 (Binaries): Adjust Free Software Foundation ordering link.
4879 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
4881 * convert.c (convert_to_integer): Use fold_build1 instead of
4882 build1 when converting an integer to an integer.
4884 2005-08-02 Richard Henderson <rth@redhat.com>
4886 * combine.c (combine_instructions): Don't use reg_equal/equiv
4887 results if the mode doesn't match.
4889 2005-08-02 Mark Mitchell <mark@codesourcery.com>
4891 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
4892 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
4894 2005-08-02 Richard Henderson <rth@redhat.com>
4897 * explow.c (memory_address): Remove special-case for
4898 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
4900 2005-08-02 Diego Novillo <dnovillo@redhat.com>
4903 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
4904 number of calls to cleanup_tree_cfg_1.
4906 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
4908 * doc/invoke.texi: document file extensions .F90 and .F95
4910 2005-08-02 Richard Guenther <rguenther@suse.de>
4912 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
4913 positive if its first argument is positive.
4915 2005-08-02 Richard Guenther <rguenther@suse.de>
4917 PR tree-optimization/23177
4918 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
4921 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
4923 PR tree-optimization/23129
4924 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
4925 varying for divisions with anti-ranges.
4927 2005-08-02 Jan Hubicka <jh@suse.cz>
4929 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
4930 * tree-ssa-threadupdate.c (thread_block): Add it here.
4932 2005-08-01 James E Wilson <wilson@specifix.com>
4934 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
4935 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
4936 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
4938 * config/mips/predicates.md (const_call_insn_operand): Add check for
4939 SYMBOL_REF_LONG_CALL_P.
4940 * doc/extend.texi (long_call): Document the new attribute.
4942 2005-08-01 Ian Lance Taylor <ian@airs.com>
4943 Richard Henderson <rth@redhat.com>
4945 * Makefile.in (RTL_BASE_H): Add real.h.
4946 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
4948 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
4950 * rtl.c (rtl_check_failed_code_mode): New.
4951 * rtl.h (struct rtx_def): Add u.rv.
4952 (XCMWINT, XCNMPRV): New.
4953 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
4954 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
4956 2005-08-01 Richard Henderson <rth@redhat.com>
4958 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
4959 with auto-inc codes.
4961 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
4963 2005-08-01 Jan Hubicka <jh@suse.cz>
4965 * i386-protos.h (asm_preferred_eh_data_format): Declare.
4966 * i386.c: Include dwarf2.h
4967 (asm_preferred_eh_data_format): New.
4968 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
4970 2005-08-01 Ian Lance Taylor <ian@airs.com>
4972 * config/host-linux.c (linux_gt_pch_get_address): Add new name
4973 randomize_va_space for virtual address randomization control.
4975 2005-08-01 Steven Bosscher <stevenb@suse.de>
4977 * common.opt (flag_ipa_cp): Put in right place to maintain
4980 2005-08-01 Jan Hubicka <jh@suse.cz>
4982 * profile.c (compute_value_histograms): Fix thinko.
4983 * value-prof.c: Include toplev.h
4984 (check_counter): New function.
4985 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4986 tree_mod_subtract_transform): Add sanity check.
4988 2005-08-01 Richard Guenther <rguenther@suse.de>
4990 PR tree-optimization/23133
4991 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
4992 current functions parameter decls to find defs to cse
4995 2005-08-01 Richard Guenther <rguenther@suse.de>
4997 PR tree-optimization/23109
4998 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
4999 If trapping math is in effect, use post-dominator information
5000 to check if we'd in any case reach a trapping point before
5001 doing the reciprocal insertion.
5002 (execute_cse_reciprocals): Compute post-dominators, if necessary.
5003 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
5004 expressions are invariant only if trapping math is not in effect.
5006 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5008 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
5009 cgraph_function_versioning): New declarations.
5010 * cgraphunit.c: Add include to ipa-prop.h.
5011 (update_call_expr, cgraph_copy_node_for_versioning,
5012 cgraph_function_versioning): New functions.
5013 * integrate.c (copy_decl_for_inlining): Remove.
5014 * ipa-prop.h (ipa_replace_map): New struct.
5015 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
5016 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
5017 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
5018 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
5019 ipcp_iterate_stage, ipcp_method_scale_print,
5020 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
5021 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
5022 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
5023 ipcp_update_bb_counts, ipcp_update_profiling,
5024 ipcp_update_edges_counts): New functions.
5025 (ipcp_method_cval_init): Remove restriction regarding local methods.
5026 (ipcp_init_stage): Add ipcp_method_compute_scale.
5027 (ipcp_insert_stage): Add versioning.
5028 (ipcp_structures_print): Add ipcp_method_scale_print.
5029 (ipcp_driver): Dump profiling info.
5030 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
5031 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
5032 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
5033 (struct inline_data): Add versioning_p, ipa_info, new fields.
5034 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
5035 declare_return_variable): Replace calls to copy_decl_for_inlining with
5037 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
5039 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
5040 Add argument VERSIONING.
5041 (copy_arguments_for_versioning, copy_static_chain,
5042 function_versionable_p, tree_versionable_function_p,
5043 tree_function_versioning, replace_ref_tree): New functions.
5044 * tree-inline.h: Include varray.h.
5045 (tree_versionable_function_p, tree_function_versioning,
5046 tree copy_decl_for_dup): New declarations.
5048 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5050 * ipa-cp.c: New file. Contains IPCP specific functionality.
5051 * ipa-prop.h: New file. Contains structures/definitions that can be
5052 used by several interprocedural data flow optimizations (and also IPCP).
5053 * ipa-prop.c: New file.
5054 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
5055 * common.opt: Add ipa-cp flag.
5056 * timevar.def: Add IPCP optimization.
5057 * tree-optimize.c (init_tree_optimization_passes): Schedule
5059 * tree-pass.h (pass_ipa_cp): Declare.
5061 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
5063 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
5064 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
5065 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
5066 config/i386/i386.c, config/mips/mips.h,
5067 config/rs6000/rs6000.h, config/sh/sh.c,
5068 config/stormy16/stormy16.c: Fix comment typos.
5070 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
5073 * c-typeck.c (build_binary_op): Use common_type wrapper on
5075 (common_type): Update comment.
5077 2005-07-31 Steven Bosscher <stevenb@suse.de>
5080 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
5081 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
5082 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
5084 2005-07-31 Jan Hubicka <jh@suse.cz>
5086 * pretty-print.h (pp_widest_integer): New macro.
5087 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
5090 2005-07-31 Jan Hubicka <jh@suse.cz>
5092 * output.h (enum section_category): Export from varasm.c
5093 (categorize_decl_for_section): Likewise.
5094 * varasm.c (enum section_category): Kill.
5095 (categorize_decl_for_section): Make global.
5096 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
5098 * i386.c (ix86_section_threshold): New static variable.
5099 (ix86_in_large_data_p, ix86_encode_section_info,
5100 x86_64_elf_unique_section,
5101 x86_64_elf_select_section): New functions.
5102 (TARGET_ENCODE_SECTION_INFO): Define
5103 (override_options): Enable medium model for PIC.
5104 (ix86_expand_prologue): Expand gen_set_got_rex64.
5105 (legitimate_constant_p): Handle new UNSPECs.
5106 (legitimate_pic_address_disp_p): Likewise.
5107 (legitimize_pic_address): Lower MEDIUM model addressing.
5108 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
5109 (enum cmodel): Add MEDIUM_PIC.
5110 (SYMBOL_REF_FAR_ADDR_P): New macro.
5111 (SYMBOL_FLAG_FAR_ADDR): New flag.
5112 * i386.md (movdi): Support medium model.
5113 (set_got_rex64): New pattern.
5114 * i386.opt (mlarge-data-threshold): New flag.
5115 * predicates.md (zext_operand/sext_operand): Deal with medium model.
5116 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
5117 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
5118 TARGET_ASM_UNIQUE_SECTION): New.
5120 * invoke.texi (-mlarge_data_threshold): Document
5122 2005-07-31 Jan Hubicka <jh@suse.cz>
5124 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
5125 (coalesce_vars): Likewise.
5126 * tree-ssa-live.c (coalesce_cost): New.
5127 (build_tree_conflict_graph): Use coalesce_cost.
5128 * tree-ssa-live.h (coalesce_cost): Declare.
5130 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
5132 * arm.md (all peepholes for post-increment operations): Delete.
5133 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
5134 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
5135 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
5136 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
5137 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
5139 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
5141 * fold-const.c (tree_expr_nonnegative_p): Always return true for
5144 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
5147 * doc/invoke.texi: Document -rdynamic.
5149 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
5152 * c-parser.c (c_parser_parms_list_declarator): Call
5153 mark_forward_parm_decls.
5154 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
5155 decls with visibility structure.
5157 2005-07-30 Paul Brook <paul@codesourcery.com>
5159 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
5161 2005-07-30 Paul Brook <paul@codesourcery.com>
5163 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
5165 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
5167 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
5169 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5172 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
5173 nested function declarators.
5174 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
5175 (grokparms): Call warn_if_shadowing for parameters used within the
5177 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
5178 not used within the parameter list.
5179 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
5181 2005-07-30 Jan Hubicka <jh@suse.cz>
5183 * expr.c (expand_expr_real_1): Do not load mem targets into register.
5184 * i386.c (ix86_fixup_binary_operands): Likewise.
5185 (ix86_expand_unary_operator): Likewise.
5186 (ix86_expand_fp_absneg_operator): Likewise.
5187 * optabs.c (expand_vec_cond_expr): Validate dest.
5189 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5192 * real.c (real_from_string): Also set last bit if there is a
5193 nonzero hex digit beyond GCC's internal precision after ".".
5195 2005-07-29 David Edelsohn <edelsohn@gnu.org>
5197 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
5198 define_constants. Change duplicate values to unassigned numbers.
5199 Change UNSPEC_SUBS to UNSPEC_VSUBS.
5200 (*altivec_vspltsf): New.
5201 (altivec_vperm_v4sf): Delete.
5202 (altivec_vperm_<mode>): Use mode macro V.
5203 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
5204 (altivec_predicate_v4sf): Delete.
5205 (altivec_predicate_<mode>): Use mode macro V.
5206 (*altivec_lvesfx): New.
5207 (*altivec_stvesfx): New.
5208 (vec_realign_load_v4sf): Delete.
5209 (vec_realign_load_<mode>): Use mode macro V.
5210 * config/rs6000/rs6000.c (generate_set_vrsave): Use
5213 2005-07-29 Mark Mitchell <mark@codesourcery.com>
5216 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
5218 * configure: Regenerated.
5220 2005-07-29 Paul Brook <paul@codesourcery.com>
5222 * doc/install.texi: Add link to GFortran binaries wiki page.
5224 2005-07-29 David Ung <davidu@mips.com>
5226 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
5227 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
5228 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
5229 * config/mips/mips.md (cpu): Add 5kf name.
5230 (includes): Includes 5k.md.
5231 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
5232 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
5235 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5238 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
5239 (cleanup_tree_cfg): ... here.
5240 Call cleanup_tree_cfg_1 until there are no more cleanups to
5243 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
5245 * tree-vrp.c (compare_range_with_value): Return true or false
5246 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
5247 EQ_EXPR respectively.
5249 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
5251 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
5254 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5256 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
5257 (tree_ssa_dominator_optimize): Increment it.
5258 (dump_dominator_optimization_stats): Print it.
5260 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
5261 Steven Bosscher <stevenb@suse.de>
5263 PR rtl-optimization/23117
5264 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
5265 when head == tail. Tidy comment.
5267 2005-07-28 Richard Henderson <rth@redhat.com>
5269 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
5270 * cselib.c (rtx_equal_for_cselib_p): Likewise.
5271 * jump.c (rtx_renumbered_equal_p): Likewise.
5272 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
5273 CONST_INT and CONST_DOUBLE.
5274 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
5275 * reload.c (operands_match_p): Special case CONST_INT and
5276 CONST_DOUBLE; check mode earlier.
5278 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5281 * c-typeck.c (convert_for_assignment): Do not check
5282 DECL_IN_SYSTEM_HEADER on NULL fundecl.
5284 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5287 * c-typeck.c (composite_type): Prefer constant size arrays to
5290 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5293 * real.c (real_from_string): Set last bit if there is a nonzero
5294 hex digit beyond GCC's internal precision.
5296 2005-07-28 Richard Henderson <rth@redhat.com>
5299 * cfgcleanup.c (try_forward_edges): Watch out for end of
5302 2005-07-28 James E Wilson <wilson@specifixinc.com>
5305 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
5307 2005-07-28 Jan Hubicka <jh@suse.cz>
5309 * Makefile.in (rtl-profile.o): Kill all traces of it.
5310 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
5311 * coverage.h (rtl_coverage_counter_ref): Kill.
5312 * opts.c (flag_speculative_prefetching_set): Kill.
5313 (flag_loop_optimize_set): New.
5314 (common_handle_option): Disable loop optimizer when profiling;
5315 do not handle speculative prefetching.
5316 * passes.c (init_optimization_passes): Replace pass_profiling combo
5317 by branch_prob pass.
5318 * profile.c (compute_value_histograms): Update for simplified value
5320 (rtl_register_profile_hooks): Kill.
5321 (pass_profiling): Kill.
5322 (rest_of_handle_branch_prob): Do not profile.
5323 * toplev.c (process_options): Remove speculative prefetching.
5324 * toplev.h (flag_tree_based_profiling): Kill.
5325 * tree-profile.c (prepare_instrumented_value,
5326 tree_gen_interval_profiler, tree_gen_pow2_profiler,
5327 tree_gen_one_value_profiler, do_tree_profiling): Update for
5328 simplified datastructures.
5329 * value-prof.c: Add comment that speculative prefetching was dropped;
5330 update rest of file for simplified datastructures.
5331 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
5332 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
5333 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
5334 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
5335 rtl_mod_subtract, gen_speculative_prefetch,
5336 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
5337 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
5338 (gate_handle_value_profile_transformations,
5339 rest_of_handle_value_profile_transformations,
5340 pass_value_profile_transformations): Kill.
5341 * value-prof.h (histogram_value_t): Remove IL based unions.
5342 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
5343 rtl_profile_hooks): Remove hooks.
5345 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
5347 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
5348 (cgraph_clone_node): Likewise.
5349 * cgraph.h (cgraph_clone_edge): Update prototype.
5350 (cgraph_clone_node): Likewise.
5351 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
5353 (lookup_recursive_calls): Consider profile.
5354 (cgraph_decide_recursive_inlining): Fix updating; use new
5355 probability argument; use profile.
5356 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
5357 * tree-inline.c (copy_bb): Update clal of clone_edge.
5358 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
5360 * invoke.texi (min-inline-recursive-probability): Document.
5362 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
5364 * doc/install.texi (Configuration): Update Valgrind homepage.
5366 2005-07-28 Richard Henderson <rth@redhat.com>
5369 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
5370 labels we want to delete.
5371 (cfg_layout_merge_blocks): Likewise.
5373 2005-07-28 Richard Henderson <rth@redhat.com>
5376 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
5377 when expanding to nothing.
5379 2005-07-28 Josh Conner <jconner@apple.com>
5381 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
5382 (cgraph_decide_inlining_of_small_functions): Likewise.
5384 2005-07-28 Josh Conner <jconner@apple.com>
5386 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
5387 direction of badness if negative.
5388 (cgraph_default_inline_p): Add reason to parameters, and assign it
5390 (cgraph_decide_inlining_of_small_functions): New parameter in call
5391 to cgraph_default_inline_p.
5392 (cgraph_decide_inlining_incrementally): Likewise.
5393 * cgraphunit.c (decide_is_function_needed): Likewise.
5394 * cgraph.h (cgraph_default_inline_p): Likewise.
5396 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5398 * builtins.c: Fix comment typo(s).
5399 * genautomata.c: Likewise.
5400 * gimplify.c: Likewise.
5401 * tree-dfa.c: Likewise.
5402 * tree-flow-inline.h: Likewise.
5403 * tree-into-ssa.c: Likewise.
5404 * tree-ssa-alias.c: Likewise.
5405 * tree-ssa-ccp.c: Likewise.
5406 * tree-ssa-copy.c: Likewise.
5407 * tree-ssa-dce.c: Likewise.
5408 * tree-ssa-dom.c: Likewise.
5409 * tree-ssa-operands.c: Likewise.
5410 * tree-tailcall.c: Likewise.
5411 * tree-vectorizer.c: Likewise.
5412 * tree-vrp.c: Likewise.
5415 2005-07-28 Jeff Law <law@redhat.com>
5417 * tree-vrp.c (test_for_singularity): Extracted from ...
5418 (simplify_cond_using_ranges): Attempt to simplify a relational
5419 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
5421 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
5423 PR tree-optimization/22506
5424 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
5425 phis whose argument is constant.
5427 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
5429 PR rtl-optimization/18992
5430 Back out this patch:
5431 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5432 PR optimization/12142
5433 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
5434 uses of the register in the SET_SRC. Remove unnecessary argument.
5436 Replace it with this:
5437 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
5438 if flag_non_call_exceptions is set and the insn may trap, pass
5439 pc_rtx as dest for recursion.
5440 In SET_SRC part of SET case, if dest is already set, pass it down
5443 2005-07-28 Jan Hubicka <jh@suse.cz>
5445 * cfg.c (update_bb_profile_for_threading): Use RDIV.
5446 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
5447 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
5449 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
5450 profile when available.
5452 2005-07-28 Jan Beulich <jbeulich@novell.com>
5454 * config/ia64/ia64.c (ia64_load_pair_ok): New.
5455 (ia64_print_operand): Describe and handle 'X'.
5456 (ia64_register_move_cost): Also handle FP_REGS.
5457 (ia64_preferred_reload_class): Likewise.
5458 (ia64_secondary_reload_class): Likewise.
5459 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
5460 it. Also check for ITANIUM_CLASS_FLDP.
5461 * config/ia64/ia64.h (FP_REGNO_P): New.
5462 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
5463 (reg_class): Add FP_REGS.
5464 (REG_CLASS_NAMES): Adjust for it.
5465 (REG_CLASS_CONTENTS): Likewise.
5466 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
5467 (REG_CLASS_FROM_LETTER): Handle 'x'.
5468 (CLASS_MAX_NREGS): Handle FP_REGS.
5469 (MEMORY_MOVE_COST): Likewise.
5470 * config/ia64/ia64.md (itanium_class): Add fldp.
5471 (type): Handle fldp.
5472 (movti_internal): More allowable operand combinations. Use ldfp8 when
5473 splitting unnecessary. Remove predicable attribute. Adjust
5474 itanium_class attribute.
5475 (smuldi3_highpart): Remove outdated comment.
5476 (mulditi3, umulditi3, rotlti3): New expanders.
5477 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
5478 (absti2): Disabled new insn for future reference.
5479 Respective new splitters.
5480 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
5481 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
5482 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
5484 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
5486 PR rtl-optimization/23047
5487 * simplify-rtx.c (simplify_const_relational_operation): Respect
5488 flag_wrapv for comparisons with ABS.
5490 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
5492 PR tree-optimization/22493
5493 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
5494 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
5496 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
5498 * config/frv/frv.opt (moptimize-membar): New.
5500 * doc/invoke.texi: Document -moptimize-membar and its inverse.
5502 * config/frv/frv.h: Remove machine_function definition.
5504 * config/frv/frv.c (struct frv_io): New.
5505 (struct machine_function): Moved from frv.h. Add has_membar_p.
5506 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
5507 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
5508 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
5509 (frv_optimize_membar_global, frv_optimize_membar): New functions.
5510 (frv_reorg): Call frv_optimize_membar when appropriate.
5511 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
5512 (frv_expand_builtin): Adjust calls accordingly.
5513 (frv_io_address_cookie): New function.
5514 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
5515 load or store rather than a special insn. Add ccnstant address and
5516 io-type operands to the membar.
5517 (frv_ifcvt_modify_tests): Unsign regno.
5518 (frv_ifcvt_modify_tests): Same.
5520 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
5521 UNSPEC_OPTIONAL_MEMBAR constant.
5522 (builtin_read_<mode>): Delete.
5523 (builtin_write_<mode>): Delete.
5524 ("optional_membar_<mode>"): Add operand.
5526 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
5527 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
5528 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
5529 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
5530 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
5531 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
5532 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
5533 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
5534 * testsuite/gcc.target/frv/all-read-write-1.c: New.
5536 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
5538 * df.c (df_uses_record): Handle SCRATCH.
5540 2005-07-28 Steven Bosscher <stevenb@suse.de>
5543 * passes.c (rest_of_decl_compilation): If decl is a type and
5544 we have encountered errors, don't emit debug information.
5546 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
5548 * params.def: Fixed comment.
5550 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
5553 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
5554 (TARGET_ASM_UNALIGNED_HI_OP): Add.
5555 (TARGET_ASM_UNALIGNED_SI_OP): Add.
5557 2005-07-27 Steven Bosscher <stevenb@suse.de>
5560 * varasm.c (assemble_start_function): Don't do anything that may
5561 require a CFG if the current function is a thunk.
5563 2005-07-25 Geoffrey Keating <geoffk@apple.com>
5565 * doc/install.texi (Prerequisites): Mention that perl is needed
5566 to do export control in libstdc++ targetting Darwin.
5568 2005-07-27 Steven Bosscher <stevenb@suse.de>
5570 PR rtl-optimization/17808
5571 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
5572 (sched_insns_conditions_mutex_p): Split out from...
5573 (add_dependence): ...here. But don't call it from here.
5574 (add_dependence_list): Check sched_insns_conditions_mutex_p
5575 before calling add_dependence.
5576 (add_dependence_list_and_free): Likewise.
5577 (fixup_sched_groups): Likewise.
5578 (sched_analyze_1): Likewise.
5579 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
5580 (sched_analyze): Likewise.
5581 (sched_analyze_insn): Likewise.
5582 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
5583 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
5584 dependencies on all COND_EXEC insns to jumps ending basic blocks
5585 when doing intrablock scheduling.
5586 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
5588 2005-07-27 Jeff Law <law@redhat.com>
5590 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
5591 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
5592 equivalency sets, correctly handle the case were vr0 has an
5593 equivalency set, but vr1 does not.
5595 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
5597 PR tree-optimization/23073
5598 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
5599 vect_print_dump_info before fprintf.
5601 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5603 PR tree-optimize/22348
5604 * tree-ssa-loop-niter.c (number_of_iterations_cond):
5605 Fold the partial computation.
5607 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5609 PR tree-optimization/22325
5610 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
5612 * tree-scalar-evolution.c (scev_const_prop): Add generic final
5614 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
5615 (force_var_cost): ... this function.
5616 (compute_phi_arg_on_exit): Export.
5618 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5620 PR tree-optimization/20773
5621 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
5624 2005-07-27 Richard Guenther <rguenther@suse.de>
5626 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
5627 Avoid pushing again if current struct contains only
5628 fields we decomposed.
5630 2005-07-27 Jan Hubicka <jh@suse.cz>
5632 PR tree-optimization/22574
5633 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
5636 * tree-tailcall.c (decrease_profile): New function.
5637 (eliminate_tail_call): Use it.
5639 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
5640 visibility flags correctly in whole program mode.
5642 2005-07-26 Steve Ellcey <sje@cup.hp.com>
5644 PR rtl-optimization/22472
5645 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
5647 2005-07-26 Steven Bosscher <stevenb@suse.de>
5649 PR tree-optimization/22504
5650 * tree-complex.c (expand_complex_addition): Use 'code' instead
5651 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
5653 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5655 * config.gcc (cpu_type): Add frv case.
5656 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
5657 (supported_defaults): Add fr550 case.
5659 2005-07-26 Diego Novillo <dnovillo@redhat.com>
5662 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
5663 whether a pointer of type T * may point to objects of type T *.
5665 2005-07-26 DJ Delorie <dj@redhat.com>
5667 * configure: Regenerate.
5669 2005-07-26 Dale Johannesen <dalej@apple.com>
5671 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
5673 2005-07-26 Mark Mitchell <mark@codesourcery.com>
5675 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
5676 Clarify use of "build" in name.
5678 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5680 * doc/extend.texi (Raw read/write Functions): New section.
5681 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
5682 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
5683 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
5684 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
5685 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
5686 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
5687 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
5688 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
5689 * config/frv/frv.c: Add bdesc_loads global.
5690 Add bdesc_stores global.
5691 (frv_init_builtins): Add support for __builtin_{read/write}*.
5692 (frv_volatile_memref): New.
5693 (frv_expand_load_builtin): New.
5694 (frv_expand_store_builtin): New.
5695 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
5696 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
5697 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
5698 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
5699 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
5700 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
5701 (builtin_read_<mode>): New.
5702 (builtin_write_<mode>): New.
5703 (builtin_write64): New.
5704 (optional_membar_<mode>): New.
5706 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
5708 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
5709 (rather than units) against HOST_BITS_PER_WIDE_INT.
5711 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
5713 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
5714 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
5715 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
5716 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
5719 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
5720 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
5721 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
5723 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
5725 2005-07-26 Richard Guenther <rguenther@suse.de>
5727 PR tree-optimization/22486
5728 * fold-const.c (fold_unary): Fold away useless component
5729 references of the form (T *)&T.x, if the address
5732 2005-07-25 James E Wilson <wilson@specifixinc.com>
5734 * dwarf2out.c (add_call_src_coords_attributes): New.
5735 (gen_inlined_subroutine_die): Call it.
5736 (maybe_emit_file, init_file_table): Add comments.
5737 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
5739 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
5740 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
5741 * tree.h (BLOCK_SOURCE_LOCATION): New.
5742 (struct tree_block): New field locus.
5744 2005-07-26 Andreas Schwab <schwab@suse.de>
5746 PR rtl-optimization/23043
5747 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
5748 when allocating a struct unoccr.
5750 2005-07-25 Richard Henderson <rth@redhat.com>
5753 * tree-complex.c (gate_no_optimization): True if errors.
5754 * Makefile.in (tree-complex.o): Update dependencies.
5756 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
5758 * config/frv/predicates.md (integer_register_operand): Use
5761 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5764 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
5766 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
5768 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5770 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
5771 types when flag_unsafe_math_optimizations is true.
5773 2005-07-25 Mark Mitchell <mark@codesourcery.com>
5775 * gcc.c (option_map): Add --sysroot.
5776 (process_command): Handle --sysroot.
5777 (display_help): Document it.
5778 * doc/cppopts.tex (-isysroot): Document.
5779 * doc/invoke.texi (--sysroot): Document.
5780 * doc/install.texi (--with-build-sysroot): Document.
5782 * Makefile.in (inhibit_libc): New variable.
5783 (INHIBIT_LIBC_CFLAGS): Likewise.
5784 (LIBGCC2_CFLAGS): Include
5785 $(INHIBIT_LIBC_CFLAGS).
5786 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
5787 ($(T)crtbegin.o): Do not use @inhibit_libc@.
5788 ($(T)crtend.o): Likewise.
5789 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
5790 ($(T)crtendS.o): Likewise.
5791 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
5792 ($(T)crtendT.o): Likewise.
5793 (stmp-fixinc): Do not complain about missing headers if
5795 * configure.ac (inhibit_libc): Set it to true/false.
5796 (--with-build-sysroot): New option. Use it to set
5798 * configure: Regenerated.
5800 2005-07-25 Manfred Hollstein <mh@suse.com>
5802 * calls.c (store_one_arg): Fix unsigned comparison warning.
5804 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5807 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
5808 (ggc_print_statistics): Initialize variable before use.
5810 2005-07-25 Richard Guenther <rguenther@suse.de>
5812 * tree-dfa.c (mark_new_vars_to_rename): Protect against
5813 calling with a PHI_NODE argument.
5815 * tree-flow-inline.h (overlap_subvar): Protect against
5818 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
5820 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
5821 * configure: Regenerate.
5823 2005-07-25 Ira Rosen <irar@il.ibm.com>
5825 * expr.c (highest_pow2_factor): Make extern.
5826 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
5827 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5828 record_array_differ_p, array_ptr_differ_p): Likewise.
5829 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
5830 additional cases. Call the above functions.
5831 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
5832 base_object_differ_p when there are two base objects. Otherwise, compare
5833 base address and offset. Call may_alias_p.
5834 (dump_data_reference): Use a correct field name.
5835 (analyze_array): Make static. Initialize new data-ref fields.
5836 (analyze_indirect_ref): New function.
5837 (init_data_ref): Initialize new data-ref fields.
5838 (strip_conversion): Moved from tree-vect-analyze.c.
5839 (analyze_offset_expr, get_ptr_offset, address_analysis,
5840 object_analysis): Likewise.
5841 (analyze_offset): New function.
5842 (create_data_ref): Likewise.
5843 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
5844 dimensions for ARRAY_REFs only.
5845 (build_classic_dist_vector): Make static.
5846 (access_functions_are_affine_or_constant_p): Call macro to get the
5847 address of access functions.
5848 (compute_all_dependences): Add new parameter
5849 compute_self_and_read_read_dependences. Compute self and read-read
5850 dependences if it is true.
5851 (find_data_references_in_loop): Call create_data_ref. Initialize new
5853 (compute_data_dependences_for_loop): Add new parameter
5854 compute_self_and_read_read_dependences. Remove parameter nb_loops,
5855 compute nb_loops. Call compute_all_dependences,
5856 build_classic_dist_vector and build_classic_dir_vector with correct
5858 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
5859 with correct parameters. Compare dimensions for ARRAY_REFs only.
5860 (free_data_refs): Call macro to free access functions.
5861 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
5862 fields from stmt_vinfo.
5863 (struct base_object_info): New structure.
5864 (struct data_reference): Move fields to base_object_info. Add fields
5865 first_location and object_info for above structures. Move fields from
5866 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
5867 aligned_to. Add macros to access the new fields.
5868 Update functions declarations.
5869 * tree-flow.h (is_aliased_with): Declare.
5870 * tree-loop-linear.c (linear_transform_loops): Call
5871 compute_data_dependences_for_loop with correct parameters.
5872 * tree-ssa-alias.c (is_aliased_with): New function.
5873 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
5874 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
5875 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
5876 vect_base_addr_differ_p, compute_subscript_distance and
5877 build_classic_dist_vector. Add printings. Check absolute value of
5879 (vect_analyze_data_ref_dependences): Go through ddrs instead of
5881 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
5882 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
5883 to bytes. Add printing.
5884 (vect_compute_data_refs_alignment): Go through loads and stores in one
5886 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
5887 vect_analyze_data_ref_access): Likewise.
5888 (vect_analyze_pointer_ref_access): Remove.
5889 (vect_address_analysis, vect_object_analysis): Likewise.
5890 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
5891 and analyze data-refs in the loop.
5892 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
5893 fields of data-ref instead of stmt. Add init to the offset from the
5895 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
5896 (vect_update_init_of_dr): Likewise.
5897 (vect_update_inits_of_drs): Go through loads and stores in one loop.
5898 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
5900 (new_loop_vec_info): Initialize new fields.
5901 (destroy_loop_vec_info): Free new fields.
5902 (vect_strip_conversion): Remove.
5903 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
5904 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
5905 datarefs. Add new field ddrs.
5906 Add macros for the new fields access.
5907 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
5908 base_aligned_p, misalignment, memtag, ptr_info and subvars.
5909 Remove their macros.
5910 * tree.h (highest_pow2_factor): Declare.
5912 2005-07-25 Jakub Jelinek <jakub@redhat.com>
5914 * calls.c (store_one_arg): Check for sibling call MEM arguments
5915 from already clobbered incoming argument area.
5917 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5919 * c-common.c (check_missing_format_attribute): New.
5920 * c-common.h (check_missing_format_attribute): Likewise.
5921 * c-typeck.c (convert_for_assignment): Use it.
5923 2005-07-24 Andreas Schwab <schwab@suse.de>
5925 * config/m68k/m68k.md ("extendqidi2"): When source is an address
5926 register use a word move. Correct operand of ext.w in 68000 code.
5928 2005-07-23 Mark Mitchell <mark@codesourcery.com>
5930 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
5931 variables as declarations, rather than definitions.
5933 2005-07-24 Ira Rosen <irar@il.ibm.com>
5935 PR tree-optimization/22526
5936 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
5939 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5941 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
5942 that C99 reserve for future use. Use it to define clog10,
5943 clog10f and clog10l.
5945 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5947 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
5948 * configure.ac: Check for -Wmissing-format-attribute.
5950 * configure: Regenerate.
5952 2005-07-23 Richard Henderson <rth@redhat.com>
5954 PR tree-optimization/22623
5955 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
5957 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
5960 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
5962 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5964 * Makefile.in (C_TREE_H): Update dependencies.
5965 * c-tree.h: Include toplev.h.
5966 * diagnostic.h (diagnostic_set_info): Add format attribute.
5967 * rtl-error.c (diagnostic_for_asm): Likewise.
5969 2005-07-23 Chao-ying Fu <fu@mips.com>
5971 * config/mips/mips-dsp.md: New file.
5972 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
5973 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
5975 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
5976 MIPS_BUILTIN_BPOSGE32.
5977 (mips_expand_builtin_direct): Add one parameter to indicate that
5978 builtin functions need to return a value.
5979 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
5981 (mips_regno_to_class): Add classes for 12 new DSP registers.
5982 (mips_subword): Change to check four HI registers.
5983 (mips_output_move): Output move to and from 6 new DSP accumulators.
5984 (override_options): Make sure -mdsp and -mips16 are not used together.
5985 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
5987 (mips_conditional_register_usage): Disable 6 new DSP accumulators
5989 (print_operand): Add 'q' for printing DSP accumulators.
5990 (mips_cannot_change_mode_class): Check ACC_REGS.
5991 (mips_secondary_reload_class): Check ACC_REGS.
5992 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
5993 (mips_register_move_cost): Check ACC_REGS.
5994 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
5995 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
5996 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
5997 (dsp_bdesc): New array.
5998 (bdesc_arrays): Add DSP builtin function table.
5999 (mips_prepare_builtin_arg): Check predicate again after
6001 (mips_expand_builtin): Add one more parameter to
6002 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
6003 MIPS_BUILTIN_BPOSGE32.
6004 (mips_init_builtins): Initialize new function types.
6005 (mips_expand_builtin_direct): Check if builtin functions need to
6006 return a value and pass operands properly.
6007 (mips_expand_builtin_bposge): New function.
6008 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
6009 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
6010 (FIRST_PSEUDO_REGISTER): Increase to 188.
6011 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
6012 Update for 12 new DSP registers.
6013 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
6014 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
6015 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
6016 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
6017 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
6018 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
6019 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
6020 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
6021 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
6022 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
6023 (REGISTER_NAMES): Add names for 12 new DSP registers.
6024 * config/mips/mips.md: Include mips-dsp.md.
6025 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
6026 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
6027 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
6028 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
6029 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
6030 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
6031 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
6032 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
6033 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
6034 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
6035 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
6036 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
6037 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
6038 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
6039 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
6040 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
6041 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
6042 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
6043 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
6044 (UNSPEC_RDDSP): New constants.
6045 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
6046 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
6048 * config/mips/mips.opt (-mdsp): New option.
6049 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
6050 (reg_imm10_operand): New predicates.
6051 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
6052 * doc/invoke.texi (-mdsp): Document new option.
6054 2005-07-22 DJ Delorie <dj@redhat.com>
6056 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
6058 * tree-inline.c (inlinable_function_p): Likewise.
6060 2005-07-22 Mark Mitchell <mark@codesourcery.com>
6063 * toplev.c (check_global_declarations): Do not mark undefined
6064 variables as DECL_IGNORED_P.
6065 * varasm.c (first_global_object_name): GTY it.
6066 (weak_global_object_name): Likewise.
6067 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
6068 a string to go into {weak,first}_global_object_name.
6070 2005-07-22 DJ Delorie <dj@redhat.com>
6072 * c-format.c (check_function_format): Change warning control
6073 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
6075 2005-07-22 Diego Novillo <dnovillo@redhat.com>
6077 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
6078 &PTR->FLD a dereference of PTR.
6079 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
6080 a potential dereference of PTR.
6082 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
6084 PR rtl-optimization/20370
6085 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
6086 call allocate_reg_info if necessary.
6088 PR rtl-optimization/21848
6089 * calls.c (emit_library_call_value_1): For const functions, add
6090 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
6092 PR rtl-optimization/22445
6093 * cselib.c (target.h): Include.
6094 (rtx_equal_for_cselib_p): Allow commutative matches.
6095 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
6096 Remove MODE parameter. Changed all callers.
6098 PR rtl-optimization/22258
6099 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
6101 (try_combine): Use likely_spilled_retval_p.
6103 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
6105 * config.gcc: Add crx-elf support.
6107 * doc/contrib.texi: Mention crx.
6108 * doc/extend.texi: Document crx extensions.
6109 * doc/install.texi: Document crx install.
6110 * doc/invoke.texi: Document crx options.
6111 * doc/md.texi: Document crx constraints.
6113 * config/crx/crx-protos.h: New file.
6114 * config/crx/crx.c: New file.
6115 * config/crx/crx.h: New file.
6116 * config/crx/crx.md: New file.
6117 * config/crx/crx.opt: New file.
6118 * config/crx/t-crx: New file.
6120 2005-07-22 Manfred Hollstein <mh@suse.com>
6122 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
6124 (int_add_graph_edge): Likewise.
6125 (collapse_nodes): Likewise.
6126 (process_unification_queue): Likewise.
6128 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6129 Laurent GUERBY <laurent@guerby.net>
6131 PR tree-optimization/22336
6132 * function.c (record_block_change): Check for
6133 cfun->ib_boundaries_block.
6135 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
6137 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
6138 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
6140 2005-07-21 DJ Delorie <dj@redhat.com>
6142 * toplev.c (warn_deprecated_use): Add warning control to warning
6144 * c-typeck.c (parser_build_binary_op): Likewise.
6145 (c_finish_if_stmt): Likewise.
6146 * c-common.c (check_function_sentinel): Likewise.
6147 (check_nonnull_arg): Likewise.
6149 2005-07-21 Richard Henderson <rth@redhat.com>
6152 * tree-complex.c (complex_ssa_name_components): New.
6153 (cvc_lookup): Allow entry not found.
6154 (create_components): Remove.
6155 (create_one_component_var, get_component_var): New.
6156 (get_component_ssa_name, set_component_ssa_name): New.
6157 (extract_component): Use get_component_ssa_name.
6158 (update_complex_components): Use set_component_ssa_name.
6159 (update_complex_components_on_edge): Likewise.
6160 (update_phi_components): Create new PHI nodes directly, instead
6161 of adding insns to edges.
6162 (tree_lower_complex): Allocate and free complex_variable_components
6163 and complex_ssa_name_components here.
6165 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
6167 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
6168 revert to returning false.
6170 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6173 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
6175 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6178 * config/i386/i386.md (cmpxf): Change operand constraints
6179 to "nonmemory_operand".
6181 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6183 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
6185 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6188 * fold-const.c (fold_build1): Add checksum for the operands.
6189 (fold_build2): Likewise.
6190 (fold_build3): Likewise.
6192 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6195 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
6197 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6199 * common.opt (-fforward-propagate): Committed by mistake,
6202 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6204 * reg-stack.c: Fix comment typo(s).
6205 * tree-ssa-operands.c: Likewise.
6206 * tree-vectorizer: Likewise.
6208 2005-07-21 Nick Clifton <nickc@redhat.com>
6210 * config/sh/symbian.c: Replace C++ style line comments with C
6211 style line comments.
6212 (symbian_add_attribute): Do not use a ? operator on the LHS of
6214 (sh_symbian_handle_dll_attribute): Change the type of the
6215 method vector to "VEC(tree,gc)*" and use vector accessor
6216 macros to walk over the elements.
6217 (symbian_export_vtable_and_rtti_p): Likewise.
6218 (symbian_class_needs_attribute_p): Likewise.
6220 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6223 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
6224 initialize targetm.resolve_overloaded_builtin here.
6225 (altivec_expand_overloaded_builtin): Make it non-static.
6226 * config/rs6000/rs6000-protos.h
6227 (altivec_expand_overloaded_builtin): New prototype.
6228 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
6229 targetm.resolve_overloaded_builtin here.
6230 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
6232 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6233 Zdenek Dvorak <dvorakz@suse.cz>
6235 PR tree-optimization/19210
6236 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
6238 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
6239 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
6240 rely on unproven assumptions.
6241 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
6242 * tree-flow.h (number_of_iterations_exit): Add final parameter.
6243 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
6244 to number_of_iterations_exit.
6245 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
6246 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
6247 * tree-ssa-loop-niter.c (find_loop_niter,
6248 estimate_numbers_of_iterations_loop): Likewise.
6249 (number_of_iterations_exit): Honor the new options.
6250 * doc/invoke.texi (Wunsafe-loop-optimizations,
6251 funsafe-loop-optimizations): Document them.
6253 2005-07-21 Richard Sandiford <richard@codesourcery.com>
6255 PR rtl-optimization/22167
6256 * gcse.c (hoist_code): Fix hoist_exprs[] check.
6258 2005-07-20 Adam Nemet <anemet@lnxw.com>
6260 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
6261 __do_global_dtors_aux longcall.
6263 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
6265 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
6266 (old_special_pred_table): Don't reference
6267 SPECIAL_MODE_PREDICATES.
6268 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
6269 * config/arc/arc.h: Don't mention PREDICATE_CODES.
6270 * config/sh/predicates.h: Don't mention
6271 SPECIAL_MODE_PREDICATES.
6272 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
6275 2005-07-20 DJ Delorie <dj@redhat.com>
6277 * config.gcc: Add m32c-elf support.
6279 * doc/contrib.texi: Mention m32c.
6280 * doc/extend.texi: Document m32c extensions.
6281 * doc/install.texi: Mention m32c.
6282 * doc/invoke.texi: Document m32c options.
6283 * doc/md.texi: Document m32c constraints.
6285 * config/m32c/addsub.md: New file.
6286 * config/m32c/bitops.md: New file.
6287 * config/m32c/cond.md: New file.
6288 * config/m32c/jump.md: New file.
6289 * config/m32c/m32c-lib1.S: New file.
6290 * config/m32c/m32c-lib2.c: New file.
6291 * config/m32c/m32c-modes.def: New file.
6292 * config/m32c/m32c-pragma.c: New file.
6293 * config/m32c/m32c-protos.h: New file.
6294 * config/m32c/m32c.abi: New file.
6295 * config/m32c/m32c.c: New file.
6296 * config/m32c/m32c.h: New file.
6297 * config/m32c/m32c.md: New file.
6298 * config/m32c/m32c.opt: New file.
6299 * config/m32c/minmax.md: New file.
6300 * config/m32c/mov.md: New file.
6301 * config/m32c/muldiv.md: New file.
6302 * config/m32c/predicates.md: New file.
6303 * config/m32c/prologue.md: New file.
6304 * config/m32c/shift.md: New file.
6305 * config/m32c/t-m32c: New file.
6307 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6309 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
6310 (stack_protect_set, stack_protect_test): New expanders.
6311 (stack_protect_set_si, stack_protect_set_si_media,
6312 stack_protect_set_di_media, stack_protect_test_si,
6313 stack_protect_test_si_media, stack_protect_test_di_media):
6316 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
6318 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
6320 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
6322 * tree.h (tree_expr_nonzero_p): Export.
6323 * fold-const.c (tree_expr_nonzero_p): Likewise.
6324 Return true for CALL_EXPRs that are alloca calls.
6325 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
6327 * tree-flow.h (expr_computes_nonzero): Remove.
6328 * tree-vrp.c (expr_computes_nonzero): Remove.
6329 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
6330 (extract_range_from_unary_expr): Likewise.
6331 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
6332 tree_expr_nonzero_p.
6334 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
6336 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
6337 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
6338 extra arg "picreg" and use it instead of pic_offset_table_rtx.
6339 All callers changed.
6340 (frame_related_constant_load): New arg "related" which controls
6341 setting of RTX_FRAME_RELATED_P. All callers changed.
6342 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
6343 (bfin_expand_prologue): Add stack limit checking.
6344 * config/bfin/bfin.md (trapifcc): New pattern.
6346 * config/bfin/bfin.c: Include "langhooks.h".
6347 (def_builtin): Go through lang_hooks to call builtin_function.
6349 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
6350 * config/bfin/predicates.md (symbol_ref_operand): New.
6351 (call_insn_operand): Delete. All callers changed to use
6352 register_no_elim_operand.
6353 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
6355 (function_arg): Use it to generate the call's operand 2.
6356 (bfin_longcall_p): New function.
6357 (bfin_expand_call): Extra arg "cookie". All callers and declaration
6358 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
6359 determine if the address needs to be in a REG.
6360 (bfin_handle_longcall_attribute): New function.
6361 (bfin_attribute_table): Add "longcall" and "shortcall".
6362 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
6363 (CUMULATIVE_ARGS): New member call_cookie.
6364 (PREDICATE_CODES): Add symbol_ref_operand.
6365 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
6366 extra USE to the pattern.
6367 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
6368 New patterns, split off call_insn, sibcall_insn, call_value_insn and
6369 sibcall_value_insn; now the new patterns handle direct calls and the
6370 old ones indirect calls.
6371 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
6373 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6375 * doc/trouble.texi: Update section on handling of empty loops.
6377 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
6379 * config.gcc: Remove support for sparc-*-openbsd*,
6380 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
6382 * config.host: Remove support for i860-*-sysv4* as a host.
6383 * config/i860/*, config/ip2k/*, config/ns32k/*,
6384 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
6385 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
6386 mention obsolete ports.
6388 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6390 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
6392 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
6393 of frame_pointer_rtx.
6394 (sh_expand_epilogue): Likewise.
6395 (sh_set_return_address): Likewise.
6396 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
6397 instead of FRAME_POINTER_REGNUM if needed. Add elimination
6398 offsets from FRAME_POINTER_REGNUM.
6399 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
6400 (sh_register_names): Add initializer for sfp.
6401 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
6402 (VALID_REGISTER_P): Likewise.
6403 (FIRST_PSEUDO_REGISTER): Update.
6404 (DWARF_FRAME_REGISTERS): Define.
6405 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
6406 (HARD_FRAME_POINTER_REGNUM): Define.
6407 (FRAME_POINTER_REGNUM): Redefine.
6408 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
6409 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
6410 from FRAME_POINTER_REGNUM.
6411 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
6412 FRAME_POINTER_REGNUM.
6413 (REG_CLASS_CONTENTS): Add sfp.
6414 (REG_ALLOC_ORDER): Likewise.
6415 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
6416 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
6417 of frame_pointer_rtx.
6418 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6420 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
6422 * fold-const.c (tree_expr_nonnegative_p): Only return true for
6423 ABS_EXPR when flag_wrapv is false because of INT_MIN.
6424 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
6426 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
6429 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
6431 Make CONSTRUCTOR use VEC to store initializers.
6432 * c-common.c (complete_array_type): Update to cope with VEC in
6434 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
6435 (pp_c_constructor_elts): New function.
6436 * c-pretty-print.h (pp_c_constructor_elts): Declare.
6437 * c-typeck.c (build_function_call, build_c_cast, digest_init,
6438 struct constructor_stack, struct initializer_stack,
6439 constructor_elements, push_init_level, pop_init_level,
6440 add_pending_init, find_init_member, output_init_element): Update to
6441 cope with VEC in CONSTRUCTOR_ELTS.
6442 * coverage.c (build_fn_info_value, build_ctr_info_value,
6443 build_gcov_info): Likewise.
6444 * expr.c (categorize_ctor_elements_1, store_constructor,
6445 expand_expr_real_1): Likewise.
6446 * fold-const.c (fold_ternary): Likewise.
6447 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
6448 gimplify_init_constructor, gimplify_expr): Likewise.
6449 * tree-dump.c (dequeue_and_dump): Likewise.
6450 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
6452 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
6454 * tree-sra.c (generate_element_init_1): Likewise.
6455 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
6456 * tree-ssa-operands.c (get_expr_operands): Likewise.
6457 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
6458 * tree-vect-transform.c (vect_get_vec_def_for_operand):
6459 (get_initial_def_for_reduction): Likewise.
6460 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
6461 value handle in annotations.
6462 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
6463 tree_node_structure): Add support for constr_kind.
6464 (build_vector_from_ctor, build_constructor_single,
6465 build_constructor_from_list): New functions.
6466 (build_constructor): Update to take a VEC instead of a TREE_LIST.
6467 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
6468 Update to cope with VEC in CONSTRUCTOR_ELTS.
6469 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
6470 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
6471 CONSTRUCTOR_APPEND_ELT): New macros.
6472 (struct constructor_elt, struct tree_constructor): New data types.
6473 (union tree_node): Add tree_constructor field.
6474 * treestruct.def: Define TS_CONSTRUCTOR.
6475 * varasm.c (const_hash_1, compare_constant, copy_constant,
6476 compute_reloc_for_constant, output_addressed_constants,
6477 initializer_constant_valid_p, output_constant,
6478 array_size_for_constructor, output_constructor): Update to cope with
6479 VEC in CONSTRUCTOR_ELTS.
6480 * vec.h (VEC_empty, VEC_copy): New macros.
6482 2005-07-19 Devang Patel <dpatel@apple.com>
6484 * dbxout.c (dbxout_type): Check Objective-C++ lang.
6486 2005-07-19 Richard Henderson <rth@redhat.com>
6489 * gimplify.c (gimplify_expr): Use main variant type for the temp
6490 destination for a discarded volatile read.
6491 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
6492 casts between non-void types that change volatility.
6494 2005-07-15 DJ Delorie <dj@redhat.com>
6496 * toplev.h: Add comment about the first parameter for warning().
6497 * errors.h: Likewise.
6499 * c.opt (Wpragmas): New.
6500 * doc/invoke.texi: Document it.
6502 * function.c (do_warn_unused_parameter): Add warning control to
6504 * c-decl.c (warn_if_shadowing): Likewise.
6505 * c-lex.c (cb_def_pragma): Likewise.
6506 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
6507 (pop_alignment): Likewise.
6508 (handle_pragma_pack): Likewise.
6509 (apply_pragma_weak): Likewise.
6510 (handle_pragma_weak): Likewise.
6511 (handle_pragma_redefine_extname): Likewise.
6512 (add_to_renaming_pragma_list): Likewise.
6513 (handle_pragma_extern_prefix): Likewise.
6514 (maybe_apply_renaming_pragma): Likewise.
6515 (handle_pragma_visibility): Likewise.
6517 * config/c4x/c4x-c.c (BAD): Likewise.
6518 (c4x_parse_pragma): Likewise.
6519 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
6520 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
6521 (rs6000_pragma_longcall): Likewise.
6522 * config/v850/v850-c.c (pop_data_area): Likewise.
6523 (ghs_pragma_section): Likewise.
6524 (ghs_pragma_section): Likewise.
6525 (ghs_pragma_interrupt): Likewise.
6526 (ghs_pragma_starttda): Likewise.
6527 (ghs_pragma_startsda): Likewise.
6528 (ghs_pragma_startzda): Likewise.
6529 (ghs_pragma_endtda): Likewise.
6530 (ghs_pragma_endsda): Likewise.
6531 (ghs_pragma_endzda): Likewise.
6533 2005-07-19 Danny Berlin <dberlin@dberlin.org>
6534 Kenneth Zadeck <zadeck@naturalbridge.com>
6536 * Makefile.in: Removed tree-promote-statics.c
6537 * tree-promote-statics.c: Removed.
6538 * common.opt: Removed flag-promote-statics.
6540 * passes.c: Removed tree-promote-statics pass.
6541 * tree-pass.h: Ditto.
6542 * timevar.def: Removed TV_PROMOTE_STATICS.
6545 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
6547 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
6549 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
6551 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6554 * c-common.c (check_function_arguments): Call
6555 'check_function_format' if either -Wformat or
6556 -Wmissing-format-attribute are specified.
6557 * c-format.c (check_function_format): Check -Wformat before
6558 calling 'check_format_info'.
6559 * c-opts.c (c_common_post_options): Don't warn for
6560 -Wmissing-format-attribute without -Wformat.
6561 * c-typeck.c (convert_for_assignment): Detect additional cases for
6562 -Wmissing-format-attribute.
6563 * doc/invoke.texi (-Wmissing-format-attribute): Document new
6566 2005-07-19 Richard Guenther <rguenther@suse.de>
6568 * config/i386/i386.md (lrint<mode>2): Use temporary
6569 instead of clobbering non-existent memory.
6571 2005-07-19 Nick Clifton <nickc@redhat.com>
6573 * config/avr/avr.c (legitimate_address_p): Fix debugging print
6574 statement to avoid displaying ASCII control characters.
6576 2005-07-19 Ben Elliston <bje@au.ibm.com>
6578 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
6579 * cfganal.c (find_edge_index): Ditto.
6580 * combine.c (combine_instructions): Ditto.
6581 * ddg.c (create_scc): Ditto.
6582 (find_successors): Ditto.
6583 (find_predecessors): Ditto.
6584 (find_nodes_on_paths): Ditto.
6585 (longest_simple_path): Ditto.
6586 * flow.c (update_life_info): Ditto.
6587 (count_or_remove_death_notes): Ditto.
6588 (clear_log_links): Ditto.
6589 * modulo-sched.c (generate_reg_moves): Ditto.
6590 (find_max_asap): Ditto.
6591 (find_max_hv_min_mob): Ditto.
6592 (find_max_dv_min_mob): Ditto.
6593 * sbitmap.c (sbitmap_first_set_bit): Ditto.
6594 * sched-rgn.c (extract_edgelst): Ditto.
6595 * tree-into-ssa.c (prepare_names_to_update): Ditto.
6596 (dump_update_ssa): Ditto.
6597 (ssa_names_to_replace) Ditto.
6598 (switch_virtuals_to_full_rewrite): Ditto.
6599 (update_ssa): Ditto.
6600 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6602 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
6604 Fix PR tree-optimization/22483
6606 * tree-complex.c (create_components): Use
6607 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
6608 * tree-flow-inline.h (fill_referenced_var_vec): New function.
6609 * tree-flow.h (safe_referenced_var_iterator): New structure.
6610 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
6611 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
6612 safe_referenced_var iterator.
6613 (add_type_alias): Ditto.
6615 2005-07-19 Steven Bosscher <stevenb@suse.de>
6617 * loop-init.c (rest_of_handle_loop2): Remove.
6618 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
6619 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
6620 (pass_rtl_loop_init, pass_rtl_loop_done,
6621 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
6622 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
6623 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
6624 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
6625 pass_tree_loop_done, and pass_tree_unswitch.
6626 (gate_loop): Rename to gate_tree_loop.
6627 * passes.c (init_optimization_passes): Update for renamed tree
6628 loop passes. Add the new loop2 passes as subpasses of loop2.
6629 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
6630 Update for the renamed tree loop passes.
6632 2005-07-18 Ian Lance Taylor <ian@airs.com>
6635 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
6636 blocks when optimizing.
6638 2005-07-18 Steve Ellcey <sje@cup.hp.com>
6640 * common.opt (frename-registers): Initialize to 2.
6642 (fgcse-after-reload): Ditto.
6643 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
6644 (process_options): Only change flag_web, flag_rename_registers,
6645 and flag_rerun_cse_after_loop if not explicitly set by user.
6647 2005-07-18 Jan Beulich <jbeulich@novell.com>
6649 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
6650 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
6651 in 64-bit mode the same as DImode in 32-bit mode.
6652 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
6653 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
6654 mode. Add new mode parameter.
6655 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
6656 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
6657 x86_64_shift_adj): New expanders.
6658 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
6659 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
6661 Respective new splitters. Use renamed shift splitter helpers in 32-bit
6662 DImode shift splitters.
6663 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
6664 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
6667 2005-07-18 Jan Beulich <jbeulich@novell.com>
6669 * i386.md (movdi_extzv_1): New.
6670 (zero_extendhidi2): Combine alternatives and never force use of
6672 (zero_extendqidi2): Likewise. Don't restrict input selection.
6674 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6676 Fix PR tree-optimization/22531
6677 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
6680 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6682 * tree-promote-statics.c (pass_promote_statics): Change dump file
6685 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6687 * tree-optimize.c (init_tree_optimization_passes): Add
6688 pass_eliminate_useless_stores pass.
6689 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
6690 * tree-ssa-pre.c (is_copy_stmt): New function.
6691 (follow_copies_till_vuse): Ditto.
6692 (do_eustores): Ditto.
6693 (gate_eustores): Ditto.
6695 2005-07-16 Richard Henderson <rth@redhat.com>
6697 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
6699 2005-07-16 Danny Berlin <dberlin@dberlin.org>
6700 Kenneth Zadeck <zadeck@naturalbridge.com>
6702 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
6703 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
6704 ipa-type-escape.h, tree-promote-statics.c
6705 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
6706 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
6707 tree-promote-statics.c: new files.
6708 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
6709 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
6710 int nonlocal_set_p, mark_constant_function): Deleted.
6711 (rest_of_handle_cfg): Removed call to mark_constant_function.
6712 (nonoverlapping_component_refs_p): Added calls to support
6713 type based aliasing.
6714 * tree-ssa-alias.c (may_alias_p,
6715 compute_flow_insensitive_aliasing): Ditto.
6716 * calls.c (flags_from_decl_or_type): Removed reference to
6718 * c-typeck.c (convert_arguments): Make builtins tolerant of having
6719 too many arguments. This is necessary for Spec 2000.
6720 * cgraph.h (const_function, pure_function): Removed.
6721 * common.opt: Added "fipa-pure-const", "fipa-reference",
6722 "fipa-type-escape", and "ftree-promote-static".
6724 * passes.c: Added ipa and tree-promote-statics passes.
6725 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
6726 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
6727 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
6728 * tree-flow.h: Added exposed sra calls and addition of
6729 reference_vars_info field for FUNCTION_DECLS.
6730 * tree-pass.h: Added passes.
6731 * tree-sra.c: (sra_init_cache): New function.
6732 (sra_insert_before, sra_insert_after) Made public.
6733 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
6735 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
6736 aliasing. (may_alias_p): Added code to use type escape analysis to
6738 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
6739 code to prune clobbers of static variables based on information
6740 produced in ipa-reference pass. Changed call clobbering so that
6741 statics are not marked as clobbered if the call does not clobber
6744 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
6746 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
6749 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6751 * doc/install.texi (*-*-solaris2*): Document recommended version
6752 of GNU binutils and mention GNU linker problem on Solaris 10.
6754 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
6757 * c-decl.c (c_build_bitfield_integer_type): New function.
6758 (finish_struct): Call it.
6759 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
6761 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6763 * c-typeck.c (digest_init): Call 'convert_for_assignment'
6766 2005-07-16 Jan Hubicka <jh@suse.cz>
6768 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
6769 (scale_bbs_frequencies_int): Watch roundoff errors.
6770 * predict.c (return_prediction): Initialize return_stmt.
6772 2005-07-16 Jan Hubicka <jh@suse.cz>
6774 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
6775 after RTL profiling.
6777 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
6780 * fold-const.c (build_range_check): Convert high/low to etype
6781 if we are only comparing against exp.
6783 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
6785 Fix PR tree-optimization/22376
6786 * tree-ssa-structalias.c (build_constraint_graph): We really meant
6788 (need_to_solve): New function.
6789 (compute_points_to_sets): Use it.
6791 2005-07-15 Jan Hubicka <jh@suse.cz>
6793 * cfg.c (update_bb_profile_for_threading): More diagnostic.
6794 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
6796 2005-07-15 Richard Guenther <rguenther@suse.de>
6798 * c-common.c (handle_flatten_attribute): New function.
6799 Add flatten function attribute.
6800 * doc/extend.texi: Document flatten function attribute.
6801 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
6802 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
6804 (cgraph_decide_inlining): Handle functions with flatten
6807 2005-07-14 David Edelsohn <edelsohn@gnu.org>
6809 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
6810 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
6811 UNSPEC_XCHG, UNSPEC_AND): New.
6812 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
6813 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
6814 * config/rs6000/sync.md (FETCHOP): New code macro.
6815 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
6817 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
6818 (sync_compare_and_swap<mode>): Same.
6819 (sync_lock_test_and_set<mode>): Same.
6820 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
6821 for QImode and HImode, and not PPC405.
6822 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
6823 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
6824 (sync_<fetchop>{si,di}_internal): New.
6825 (sync_nand{si,di}_internal): New.
6826 (sync_old_<fetchop>{si,di}_internal): New.
6827 (sync_old_nand{si,di}_internal): New
6828 (sync_new_<fetchop>{si,di}_internal): New.
6829 (sync_new_nand{si,di}_internal): New.
6830 (atomic_and{si,di}): New.
6831 (sync_new_nand{si,di}_internal): New.
6832 (atomic_and{si,di}): New.
6833 (sync_add<mode>_internal): Delete.
6834 (sync_addshort_internal): Use unspec instead of unspec_volatile.
6835 (sync_sub<mode>_internal): Delte.
6836 (sync_subshort_internal): New.
6837 (sync_andsi_internal): Use unspec instead of unspec_volatile.
6838 (sync_anddi_internal): Delete.
6839 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
6840 (sync_booldi_internal): Delete.
6841 (sync_boolc<mode>_internal): Delete.
6842 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
6843 (sync_boolc<mode>_internal2): Delete.
6844 (sync_boolcc<mode>_internal): Delete.
6845 (isync, lwsync): Use unspec instead of unspec_volatile.
6846 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
6847 Revert UNSPEC_VOLATILE.
6848 (rs6000_split_atomic_op): New.
6849 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
6851 2005-07-14 Eric Christopher <echristo@redhat.com>
6853 * config/mips/mips.c (mips_canonicalize_comparison): Cast
6854 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
6856 2005-07-14 Eric Christopher <echristo@redhat.com>
6858 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
6860 2005-07-14 Steven Bosscher <stevenb@suse.de>
6862 PR tree-optimization/22230
6863 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
6864 the computation of the four cross productions for "range op range".
6866 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
6867 Ulrich Weigand <uweigand@de.ibm.com>
6870 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
6873 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
6875 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
6877 2005-07-14 Steve Ellcey <sje@cup.hp.com>
6879 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
6881 2005-07-14 Richard Guenther <rguenther@suse.de>
6884 * config/i386/i386-protos.h (ix86_function_value): Change
6885 prototype to match new target hook.
6886 * config/i386/i386.c (ix86_value_regno): Change prototype
6887 to take extra type argument.
6888 (TARGET_FUNCTION_VALUE): Define.
6889 (ix86_function_ok_for_sibcall): Pass extra argument to
6890 ix86_value_regno, check return slot rtx for exact match.
6891 (ix86_function_value): Take extra parameter. Dispatch to
6892 ix86_value_regno with fndecl/fntype as provided.
6893 (ix86_value_regno): Handle extra type argument.
6894 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
6896 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
6897 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
6898 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
6899 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
6900 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
6902 2005-07-14 Richard Guenther <rguenther@suse.de>
6904 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
6905 * calls.c (expand_call): Pass fntype to hard_function_value.
6906 (emit_library_call_value_1): Likewise.
6907 * explow.c: Include target.h.
6908 (hard_function_value): Take extra argument, the fntype.
6909 Use new target hook for function_value.
6910 * expr.h (hard_function_value): Change prototype.
6911 * function.c (aggregate_value_p): Pass 0 as fntype to
6912 hard_function_value.
6913 (assign_parms): Use new target hook for function_value.
6914 Pass 0 as fntype to hard_function_value.
6915 (expand_function_end): Likewise.
6916 * reg-stack.c: Include target.h.
6917 (stack_result): Use new target hook for function_value.
6918 * target-def.h: New target hook function_value.
6919 * target.h: Likewise.
6920 * targhooks.c (default_function_value): New function.
6921 * targhooks.h (default_function_value): Declare.
6923 2005-07-13 Ian Lance Taylor <ian@airs.com>
6925 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
6927 2005-07-14 Jan Hubicka <jh@suse.cz>
6929 * tree-dfa.c (dump_variable): Use default_def function.
6930 * tree-ssa-alias.c (dump_points_to_info): Likewise.
6931 * tree-ssa.c (verify_use): Likewise.
6932 * tree-ssanames.c (release_ssa_name): Likewise.
6933 * tree-tailcall.c (eliminate_tail_call): Likewise.
6934 (tree_optimize_tail_calls_1): Likewise.
6935 * tree-vrp.c (get_value_range): Likewise.
6937 2005-07-14 Ben Elliston <bje@au.ibm.com>
6939 * gcc.c (main): Compare language[0] with '*' when iterating over
6942 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6944 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
6945 "s390_emit_compare". Add handling of CCZ1mode.
6946 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
6947 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
6949 (s390_branch_condition_mask): Add CCZ1mode handling.
6950 * config/s390/s390.md: ("seq", "*seq"): New pattern.
6951 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
6952 Use CCZ1mode instead of CCZmode.
6953 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
6955 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6957 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
6959 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
6961 2005-07-13 Eric Christopher <echristo@redhat.com>
6963 * config/mips/mips.c (mips_canonicalize_comparison): New.
6964 (mips_emit_int_relational): Use.
6966 2005-07-13 Eric Christopher <echristo@redhat.com>
6968 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6970 * config/s390/s390.md: Include tpf.md. Move tpf specific
6972 * config/s390/tpf.md: To here.
6973 * config/s390/s390.opt: Move tpf specific options...
6974 * config/s390/tpf.opt: to here. Add mmain option.
6975 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6976 * config/s390/tpf.h: Rewrite.
6978 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6980 * doc/tm.texi: Remove @xref{Cross-profiling}.
6982 2005-07-13 Jeff Law <law@redhat.com>
6984 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
6985 expressions, test their _DECL operands for pointer equality rather
6986 than using operand_equal_p.
6988 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6990 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
6991 (TARGET_POSIX_IO): This.
6992 * config/darwin.h: Likewise.
6993 * config/freebsd.h: Likewise.
6994 * config/linux.h: Likewise.
6995 * config/lynx.h: Likewise.
6996 * config/netbsd.h: Likewise.
6997 * config/rs6000/linux64.h: Likewise.
6998 * config/rs6000/linux.h: Likewise.
6999 * config/s390/tpf.h: Likewise.
7000 * config/sh/embed-elf.h: Likewise.
7001 * config/sparc/linux64.h: Likewise.
7002 * config/sparc/linux.h: Likewise.
7003 * config/svr4.h: Likewise.
7004 * gcov-io.h: Likewise.
7006 * doc/tm.texi: Updated.
7008 * libgcov.c (create_file_directory): Defined only if
7009 TARGET_POSIX_IO is defined.
7010 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
7013 2005-07-13 Jan Hubicka <jh@suse.cz>
7015 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
7017 2005-07-13 David Edelsohn <edelsohn@gnu.org>
7019 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
7020 structure as argument.
7022 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
7024 PR tree-optimization/21921
7025 * tree-iterator.c (tsi_link_before): Support the case when
7026 tsi_end_p (tsi) == true.
7028 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7030 PR tree-optimization/22442
7031 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
7034 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7036 PR rtl-optimization/20376
7037 * toplev.c (process_options): Enable -fweb and -frename-registers when
7039 * doc/invoke.texi: Update the information about when -fweb and
7040 -frename-registers are enabled.
7042 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7045 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
7046 if *rhs_p is not a SSA_NAME.
7048 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
7050 Fix PR tree-optimization/22422
7051 * tree-ssa-structalias.c (struct variable_info): Add flag for
7053 (get_varinfo): Now a static function.
7054 (new_varinfo): init has_union and is_special_var to false.
7055 (solution_set_add): Check has_union.
7056 (do_da_constraint): Move temporary variable so it gets reset
7058 Also check for special variable.
7059 (do_ds_constraint): Ditto.
7060 (do_sd_constraint): Ditto.
7061 (do_structure_copy): Check for special variable.
7062 (find_func_aliases): Ditto.
7063 (init_base_vars): Set special vars properly.
7065 2005-07-13 Jan Hubicka <jh@suse.cz>
7067 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
7070 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
7071 (get_expr_operands): Fix thinko wrt flags and subvars.
7073 PR tree-optimize/22379
7074 * tree-inline.c (expand_call_inline): Do not output sorry in early
7077 2005-07-12 Dale Johannesen <dalej@apple.com>
7079 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
7081 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7084 * host-linux.h: Include limits.h.
7086 2005-07-12 Dale Johannesen <dalej@apple.com>
7088 * expr.c (compress_float_constant): Add cost check.
7089 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
7091 2005-07-12 Dale Johannesen <dalej@apple.com>
7093 * gcc.target/i386/compress-float-sse.c: New.
7094 * gcc.target/i386/compress-float-sse-pic.c: New.
7095 * gcc.target/i386/compress-float-387.c: New.
7096 * gcc.target/i386/compress-float-387-pic.c: New.
7097 * gcc.dg/compress-float-ppc.c: New.
7098 * gcc.dg/compress-float-ppc-pic.c: New.
7100 2005-07-12 Eric Christopher <echristo@redhat.com>
7102 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
7104 * config/s390/s390.md: Include tpf.md. Move tpf specific
7106 * config/s390/tpf.md: To here.
7107 * config/s390/s390.opt: Move tpf specific options...
7108 * config/s390/tpf.opt: to here. Add mmain option.
7109 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7110 * config/s390/tpf.h: Rewrite.
7112 2005-07-12 Eric Christopher <echristo@redhat.com>
7114 * gcc.c (struct infile): Update comment for language.
7115 (main): Rewrite input file resetting code.
7117 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7120 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
7121 requiring a cast in a non RHS of modify_expr. Add a cast when required.
7122 (lookup_avail_expr): Use constant_boolean_node instead
7123 of boolean_false_node/boolean_true_node.
7125 2005-07-12 Ben Elliston <bje@au.ibm.com>
7127 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
7128 and use it when printing num_edges.
7130 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
7132 * doc/extend.texi (Blackfin Built-in Functions): New section.
7133 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
7136 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
7138 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
7139 s/cmpstrsi/cmpstrnsi
7140 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
7142 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
7143 (init_optabs): Initialize cmpstrn_optab.
7144 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
7145 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
7146 * expr.c: (enum insn_code cmpstrn_optab): Declare.
7147 * config/i386/i386.md: s/cmpstr/cmpstrn
7148 * config/c4x/c4x.md: s/cmpstr/cmpstrn
7149 * doc/md.texi: Update documentation.
7151 2005-07-11 Richard Henderson <rth@redhat.com>
7153 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
7154 build_va_arg_indirect_ref.
7155 (alpha_gimplify_va_arg): Likewise.
7156 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
7157 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
7158 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
7159 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
7160 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
7161 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
7163 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
7165 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7167 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
7168 * passes.c (init_optimization_passes): Add pass_empty_loop.
7169 * tree-pass.h (pass_empty_loop): Declare.
7170 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
7171 try_remove_empty_loop, remove_empty_loops): New functions.
7172 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
7173 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
7175 2005-07-12 Peter Barada <peter@the-baradas.com>
7179 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
7180 in address registers.
7181 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
7182 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
7183 alternative of addsi3_5200.
7185 2005-07-11 Ian Lance Taylor <ian@airs.com>
7187 * config/mips/mips.md (ffs<mode>2): Remove.
7189 2005-07-11 Ian Lance Taylor <ian@airs.com>
7191 * doc/tree-ssa.texi (Cleanups): Improve description of
7193 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
7195 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7197 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
7198 * tree.h (DECL_ARGUMENT_FLD): New macro.
7200 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7202 Fix PR tree-optimization/22404
7204 * tree-ssa-structalias.c (create_variable_info_for): Use
7207 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
7209 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
7210 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
7211 for second comparison operand.
7212 * config/bfin/predicates.md (reg_or_const_int_operand): New.
7214 * config/bfin/bfin.md (define_attr "type"): Add "sync".
7215 (define_insn_reservation "alu"): Likewise.
7216 (csync, ssync): Now of type sync.
7217 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
7218 -mcsync-anomaly -mspecld-anomaly.
7219 * config/bfin/bfin.opt (mcsync): Remove.
7220 (mcsync-anomaly, mspecld-anomaly): Add.
7221 * config/bfin/bfin.c: Include "insn-codes.h".
7222 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
7223 (TARGET_DEFAULT_TARGET_FLAGS): New.
7224 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
7226 2005-07-11 Steven Bosscher <stevenb@suse.de>
7228 * basic-block.h: Give the BB flags enum a name, bb_flags.
7229 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
7230 * cfgcleanup.c (enum bb_flags): Remove here.
7231 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
7232 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
7233 (update_forwarder_flag): Likewise.
7234 (thread_jump): Likewise.
7235 (try_forward_edges): Likewise.
7236 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
7237 forwarder flags. Don't clear bb->aux for all basic blocks. Only
7238 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
7240 2005-07-11 Richard Guenther <rguenther@suse.de>
7242 * config/i386/i386.opt: New target option -msseregparm.
7243 * config/i386/i386.c (override_options): Error out for
7244 -msseregparm but no SSE support.
7245 (ix86_function_sseregparm): Check for global sseregparm.
7246 * doc/invoke.texi: Document -msseregparm.
7248 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7250 * config.gcc (m32r-*-linux*): Use the default extra_parts.
7251 (m32rle-*-linux*): Ditto.
7253 2005-07-11 Jakub Jelinek <jakub@redhat.com>
7255 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
7256 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
7259 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7263 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
7264 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
7266 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
7268 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
7269 (varmap): Heapify varmap.
7270 (constraints): Heapify constraints.
7271 (struct constraint_graph): Heapify succs and preds.
7272 (constraint_vec_find): Update for heapification.
7273 (constraint_set_union): Ditto.
7274 (insert_into_complex): Ditto.
7275 (constraint_edge_vec_find): Ditto.
7276 (erase_graph_self_edge): Ditto.
7277 (add_graph_edge): Ditto.
7278 (get_graph_weights): Ditto.
7279 (merge_graph_nodes): Ditto.
7280 (build_constraint_graph): Ditto.
7281 (topo_visit): Ditto.
7282 (solve_graph): Ditto.
7283 (create_variable_info_for): Ditto.
7284 (init_base_vars): Ditto.
7285 (delete_points_to_sets): Free graph, varmap, and complex constraints.
7286 (condese_varmap_nodes): Free complex vector.
7287 (clear_edges_for_node): Clear succs and preds vector.
7289 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7291 * tree-ssa-structalias.c (update_alias_info): Change counting of
7292 references to not include vdefs.
7294 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7296 * tree-ssa-alias.c (free_used_part_map): Add missing free.
7299 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7301 * pa.c (pa_commutative_p): Make PLUS commutative when
7302 TARGET_NO_SPACE_REGS is true.
7304 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7306 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
7307 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
7308 * tree-dfa.c (dump_subvars_for): New.
7309 (debug_subvars_for): New.
7310 (dump_variable): Show subvariables if VAR has them.
7311 * tree-flow-inline.h (get_subvar_at): New.
7312 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
7313 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
7315 (struct subvar): Change fields offset and size to unsigned
7317 (dump_subvars_for): Declare.
7318 (debug_subvars_for): Declare.
7319 (get_subvar_at): Declare.
7320 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
7321 to unsigned HOST_WIDE_INT *.
7322 (overlap_subvar): Likewise.
7323 * tree-gimple.c (is_gimple_reg): Always return false for
7324 SFTs and memory tags.
7325 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
7327 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
7328 (compute_may_aliases): Call compute_points_to_sets.
7329 (collect_points_to_info_for): Remove.
7330 (compute_points_to_and_addr_escape): Remove.
7331 (delete_alias_info): Call delete_points_to_sets.
7332 (compute_flow_sensitive_aliasing): If the call to
7333 find_what_p_points_to returns false, call set_pt_anything.
7334 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
7335 (set_pt_anything): Clear pi->pt_vars.
7336 (set_pt_malloc): Remove.
7337 (merge_pointed_to_info): Remove.
7338 (add_pointed_to_expr): Remove.
7339 (add_pointed_to_var): Remove.
7340 (collect_points_to_info_r): Remove.
7341 (is_escape_site): Make extern.
7343 (create_overlap_variables_for): Call it.
7344 * tree-ssa-copy.c (merge_alias_info): Never merge
7345 flow-sensitive alias information.
7346 * tree-ssa-operands.c (get_expr_operands): Adjust variables
7347 offset and size to be unsigned HOST_WIDE_INT.
7348 (add_to_addressable_set): Rename from note_addressable.
7349 Set TREE_ADDRESSABLE as the variables are added to the set.
7351 (add_stmt_operand): Do not try to micro-optimize unmodifiable
7352 operands into VUSEs when adding V_MAY_DEFs for members in an
7354 * tree-ssa-operands.h (add_to_addressable_set): Declare.
7355 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
7356 (struct variable_info): Add bitfield is_heap_var.
7357 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
7358 (new_var_info): Initialize is_heap_var.
7359 (get_constraint_for): Add HEAP variables to the symbol table.
7360 Mark them with is_heap_var.
7361 (update_alias_info): New. Taken mostly from the old
7362 compute_points_to_and_addr_escape.
7363 (handle_ptr_arith): New.
7364 (find_func_aliases): Call update_alias_info.
7365 Call handle_ptr_info for tcc_binary expressions.
7366 Call mark_stmt_modified.
7367 (create_variable_info_for): If DECL has subvars, do not create
7368 variables for its subvars. Always add all the fields.
7369 (set_uids_in_ptset): If the solution includes ANYOFFSET and
7370 SFTs, then add all the SFTs of the structure.
7371 If VI->DECL is an aggregate with subvariables, add the SFT at
7373 (find_what_p_points_to): If VI is an artificial variable,
7374 translate to bitfields in SSA_NAME_PTR_INFO.
7375 If the solution is empty, set pi->pt_vars to NULL
7376 (init_base_vars): Create ANYOFFSET.
7377 (compute_points_to_sets): Rename from create_alias_vars.
7379 (pass_build_pta): Remove.
7380 (delete_points_to_sets): Rename from delete_alias_vars.
7381 (pass_del_pta): Remove.
7382 * tree-ssa-structalias.h (struct alias_info): Move from
7384 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
7385 NUM_REFERENCES_SET): Likewise.
7386 (compute_points_to_sets, delete_points_to_sets): Declare.
7388 2005-07-09 Richard Henderson <rth@redhat.com>
7390 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
7391 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
7392 alpha_split_lock_test_and_set_12): New functions.
7393 * config/alpha/alpha-protos.h: Update.
7394 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
7395 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
7396 * config/alpha/sync.md (I12MODE): New.
7397 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
7398 (sync_<fetchop_name><I48MODE>): Likewise.
7399 (sync_nand<I48MODE>): Likewise.
7400 (sync_old_<fetchop_name><I48MODE>): Likewise.
7401 (sync_new_<fetchop_name><I48MODE>): Likewise.
7402 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
7403 (sync_compare_and_swap<I48MODE>): Likewise.
7404 (sync_lock_test_and_set<I48MODE>): Likewise.
7405 (sync_compare_and_swap<I12MODE>): New.
7406 (sync_compare_and_swap<I12MODE>_1): New.
7407 (sync_lock_test_and_set<I12MODE>): New.
7408 (sync_lock_test_and_set<I12MODE>_1): New.
7410 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7414 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
7416 2005-07-09 Jakub Jelinek <jakub@redhat.com>
7418 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
7419 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
7421 2005-07-09 Richard SAndiford <richard@codesourcery.com>
7424 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7426 2005-07-08 David Edelsohn <edelsohn@gnu.org>
7428 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
7429 memory_operand constraint.
7430 (store_conditional_<mode>): Same.
7431 (sync_compare_and_swap<mode>): Same.
7432 (sync_lock_test_and_set<mode>): Same.
7434 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
7436 Rewrite PIC support to more closely model actual instructions.
7437 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
7438 (cris_symbol): Remove prototypes for removed functions.
7439 (cris_pic_symbol_type_of, cris_valid_pic_const)
7440 (cris_expand_pic_call_address): Prototypes for new functions.
7441 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
7443 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
7445 <case ':'>: Add case for new punctuation character.
7446 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
7447 emitting (extra) PIC modifier.
7448 <case UNSPEC>: Do not assert for PLT.
7449 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
7450 (cris_expand_prologue, cris_expand_epilogue): Check
7451 for pic_offset_table_rtx usage instead of taking
7452 current_function_uses_pic_offset_table as the final word.
7453 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
7454 Remove flag_pic difference.
7455 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
7456 the moral equivalents of...
7457 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
7459 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
7460 (cris_handle_option): Mark ARG as unused.
7461 (cris_expand_pic_call_address): New worker function for "call",
7463 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
7464 output PIC constructs here.
7465 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
7466 as symbol-specific modifers, not whole or part of operands.
7467 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
7468 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
7469 constants and flag_pic.
7470 (CONSTANT_INDEX_P): Adjust for new functions.
7471 (enum cris_pic_symbol_type): New helper type.
7472 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
7473 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
7474 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
7476 ("movsi"): Emit actual instructions for GOT and relative access.
7477 ("*movsi_got_load"): New pattern to set up the register holding
7479 ("*movsi_internal"): Operand 1 is not a plain general_operand.
7480 Adjust FIXME for 'S'.
7481 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
7482 Use "movs" for -fpic cases.
7483 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
7484 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
7485 ("call", "call_value"): Just call cris_expand_pic_call_address for
7487 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
7488 Remove special pattern.
7489 ("*expanded_call_side", "*expanded_call_value_side"): New
7491 (gotplt-to-plt, gotplt-to-plt-side-call)
7492 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
7494 * config/cris/cris/predicates.md
7495 ("cris_general_operand_or_gotless_symbol"): Remove unused
7497 ("cris_general_operand_or_symbol"): Adjust for new functions.
7499 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7501 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
7503 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
7505 * Makefile.in (TREE_H): Add treestruct.def.
7506 (c-decl.o): Add pointer-set.h
7507 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
7508 visibility on regular DECL's.
7509 (merge_decls): Fix the copying of decl nodes of various types for
7510 the new structures. Don't update RTL, section name, weak status,
7511 etc, on DECL's without RTL.
7512 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
7513 Don't check volatile on non-variable types.
7514 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
7515 to check whether we have seen arguments.
7516 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
7517 flag is checked before field (flag is common, field is not).
7518 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
7519 TS_DECL_COMMON could have an origin.
7520 (add_location_or_const_value_attribute): Don't check section name
7521 on non-var/function decls.
7522 (dwarf2out_var_location): Reverse order of tests.
7523 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
7524 with DECL_WRTL_CHECK.
7525 * expmed.c (make_tree): rtl is now in decl_with_rtl.
7526 * fold-const.c (fold_binary): Don't check weakness on
7527 non-var/function decls.
7528 (tree_expr_nonzero_p): Ditto.
7529 (fold_checksum_tree): Use tree_decl_extra as sizeof
7531 * ggc-page.c (extra_order_size_table): Add sizes for
7532 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
7534 * gimplify.c (gimplify_bind_expr): Only set
7535 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
7536 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
7538 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
7539 * langhooks.h (init_ts). New langhook.
7540 * passes.c (rest_of_decl_compilation): Reverse order of tests.
7541 * print-tree.c (print_node): Update to only print fields that
7542 exist in the structures the passed decl has.
7543 * toplev.c (wrapup_global_declarations): Don't reset
7544 DECL_DEFER_OUTPUT on DECL's that don't contain it.
7545 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
7546 * tree-inline.c (remap_decl): Ditto.
7547 * tree-outof-ssa.c (create_temp): Reverse order of tests.
7548 * tree-pretty-print.c (print_declaration): Don't print
7549 DECL_REGISTER on things that don't contain it.
7550 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
7551 non-var/function decls.
7552 * tree.c (tree_contains_struct): New structure.
7553 (init_priority_for_decl): New hashtable.
7554 (tree_int_map): New structure.
7555 (tree_int_map_eq): New function.
7556 (tree_int_map_marked_p): Ditto.
7557 (tree_int_map_hash): Ditto.
7558 (tree_map): Move to tree.h.
7559 (tree_map_eq): Externalize.
7560 (tree_map_hash): Ditto.
7561 (tree_map_marked_p): Ditto.
7562 (init_ttree): Set up tree_contains_struct and call langhook.
7563 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
7564 (tree_code_size): Update for new structures.
7565 (tree_node_structure): Update for new structures.
7566 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
7568 (copy_node_stat): Copy init priority.
7569 (build_decl_stat): Ditto for visibility.
7570 (ts_enum_names): New.
7571 (tree_contains_struct_check_failed): New function.
7572 (decl_init_priority_lookup): Ditto.
7573 (decl_init_priority_insert): Ditto.
7574 * treestruct.def: New file.
7575 * tree.h (CODE_CONTAINS_STRUCT): New macro.
7576 (CONTAINS_STRUCT_CHECK): Ditto.
7577 (tree_contains_struct_check_failed): New prototype.
7578 (DECL_CHECK): Removed.
7579 (DECL_MINIMAL_CHECK): New.
7580 (DECL_COMMON_CHECK): Ditto.
7581 (DECL_WRTL_CHECK): Ditto.
7582 (DECL_NON_COMMON_CHECK): Ditto.
7583 (DECL_WITH_VIS_CHECK): Ditto.
7584 (VAR_OR_FUNCTION_DECL_P): Ditto
7585 (struct tree_decl_minimal): New structure.
7586 (struct tree_decl_common): Ditto.
7587 (struct tree_decl_with_rtl): Ditto.
7588 (struct tree_decl_with_vis): Ditto.
7589 (struct tree_decl_non_common): Ditto.
7590 (struct tree_field_decl): Ditto.
7591 (struct tree_parm_decl): Ditto.
7592 (struct tree_var_decl): Ditto.
7593 (struct tree_function_decl): Ditto.
7594 (struct tree_const_decl): Ditto.
7595 (struct tree_result_decl): Ditto.
7596 (union tree_node): Add new structures.
7597 * var-tracking.c (track_expr_p): Reverse order of tests.
7599 * doc/c-tree.texi: Add documentation on DECL node internal structure.
7601 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7603 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
7604 * system.h: Poison FINALIZE_PIC.
7605 * doc/tm.texi (FINALIZE_PIC): Remove.
7607 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7610 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
7611 to the correct type if we have a MODIFY_EXPR.
7613 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7615 PR tree-optimization/22360
7616 * tree.c (upper_bound_in_type): Fix calculations for casting
7617 to a non-wider signed type and casting a signed value to a
7618 wider unsigned type.
7619 (lower_bound_in_type): Fix calculations for casting to a
7620 non-wider signed type.
7622 PR tree-optimization/20139
7623 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
7625 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
7626 fold_cond_expr_cond.
7627 * tree-ssanames.c (release_defs): Assert in_ssa_p.
7628 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
7630 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7633 * tree-complex.c (expand_complex_libcall): Produce
7634 REALPART_EXPR/IMAGPART_EXPR with the correct type.
7636 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
7638 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
7639 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
7640 b" assert and inserted fastpath code for this case.
7641 (bitmap_ior): Removed "a != b" assert.
7643 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7645 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
7646 (ENDFILE_SPEC): Likewise.
7647 * config/m32r/m32r.h (ASM_SPEC): Likewise.
7649 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
7650 a large stack frame at epilogue.
7652 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
7654 * final.c: Include sdbout.h when required.
7656 2005-07-07 Geoffrey Keating <geoffk@apple.com>
7658 * config.gcc (*-*-darwin*): Only one target-specific header file
7660 (powerpc-*-darwin*): Add version-specific header files.
7661 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
7662 * config.in: Regenerate.
7663 * configure: Regenerate.
7664 * gcc.c: Include xregex.h.
7665 (version_compare_spec_function): New.
7666 (spec_function): Add version-compare.
7667 (replace_outfile_spec_function): Reformat comment.
7668 (compare_version_strings): New.
7669 * config/darwin-c.c (version_as_macro): New.
7670 (builtin_define): New.
7671 (darwin_cpp_builtins): New.
7672 * config/darwin-protos.h (darwin_cpp_builtins): New.
7673 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
7674 (LIB_SPEC): Make unconditional, update comment.
7675 (TARGET_C99_FUNCTIONS): Define.
7676 * config/darwin.opt: Sort.
7677 (mmacosx-version-min=): New.
7678 * config/darwin7.h: Delete.
7679 * config/darwin8.h: Delete.
7680 * config/i386/darwin.h (): Call darwin_cpp_builtins.
7681 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
7682 (TARGET_C99_FUNCTIONS): Define.
7683 * config/rs6000/darwin7.h: New.
7684 * config/rs6000/darwin8.h: New.
7685 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
7686 (-mmacosx-version-min): Document.
7688 2005-07-07 Ian Lance Taylor <ian@airs.com>
7690 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
7692 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
7695 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
7697 2005-07-07 Khem Raj <kraj@mvista.com>
7699 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
7700 in bytes, not words.
7702 2005-07-07 Paul Brook <paul@codesourcery.com>
7704 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
7705 DEFAULT_FUNCTION_ARG_PADDING to upward.
7707 2005-07-07 Richard Henderson <rth@redhat.com>
7709 * function.c (locate_and_pad_parm): Record parameter alignment in
7710 stack_alignment_needed.
7712 2005-07-07 David Edelsohn <edelsohn@gnu.org>
7714 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
7715 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
7716 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
7717 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
7718 (define_attr "type"): Add isync, sync, load_l, store_c.
7719 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
7720 Create scratch volatile MEM.
7721 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
7723 (load_locked_<mode>): New.
7724 (store_conditional_<mode>): New.
7725 (sync_compare_and_swap<mode>): Replace with splitter.
7726 (sync_lock_test_and_set<mode>): Replace with splitter.
7727 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
7729 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
7730 is ics. Attribute isync.
7731 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
7733 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
7734 and UNSPECV_SYNC_OP.
7735 (emit_unlikely_jump): New.
7736 (emit_load_locked): New.
7737 (emit_store_conditional): New.
7738 (rs6000_split_compare_and_swap): New.
7739 (rs6000_split_lock_test_and_set): New.
7740 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
7741 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
7742 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
7743 rs6000_split_lock_test_and_set): Declare.
7744 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
7745 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
7746 store_c, isync, sync.
7748 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
7750 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
7751 filenames to gtyp-gen.h.
7752 (s-typ-gen): Use it in place of for loops.
7754 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
7756 * hooks.c (hook_bool_rtx_int_false): New function.
7757 * hooks.h (hook_bool_rtx_int_false): Declare.
7758 * target-def.h (TARGET_COMMUTATIVE_P): Define.
7759 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
7760 * target.h (struct gcc_target): Add commutative_p member.
7761 * targhooks.c (hook_bool_rtx_commutative_p): New function.
7762 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
7763 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
7764 (pa_commutative_p): New function.
7765 * jump.c (target.h): Include.
7766 (rtx_renumbered_equal_p): Use targetm.commutative_p.
7767 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
7769 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7771 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
7772 (s390_expand_setmem): New.
7773 * config/s390/s390.c: Likewise.
7774 (print_shift_count_operand): Truncate to 12 bits instead of 6.
7776 * config/s390/s390.md: ("setmem<mode>"): Accept character as
7777 general_operand. Call new function "s390_expand_setmem".
7778 ("clrmem_long", "*clrmem_long"): Rewrite to ...
7779 ("setmem_long", "*setmem_long"): ... this.
7781 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7783 * config/s390/s390.c: (optimization_options): Enable
7784 TARGET_MVCLE at -Os.
7785 * doc/invoke.texi: Document changes in default behaviour.
7786 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
7788 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7790 * expr.c: (set_storage_via_setmem): Convert opchar to mode
7791 defined by back-end.
7793 2005-07-07 Jakub Jelinek <jakub@redhat.com>
7795 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
7796 all sets in the pattern.
7797 * config/rs6000/rs6000.md (stack_protect_testsi,
7798 stack_protect_testdi): Likewise.
7800 2005-07-06 Jeff Law <law@redhat.com>
7802 * tree-vrp.c (simplify_using_ranges): Kill.
7803 (vrp_finalize): Remove call to simplify_using_ranges.
7804 (simplify_stmt_using_ranges): New function extracted from
7805 simplify_using_ranges.
7806 (simplify_div_or_mod_using_ranges): Likewise.
7807 (simplify_abs_using_ranges): Likewise.
7808 (simplify_cond_using_ranges): New function.
7809 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
7810 * tree-ssa-propagate.c (substitute_and_fold): Call
7811 simplify_stmt_using_ranges if we have range information.
7813 2005-07-06 James E. Wilson <wilson@specifixinc.com>
7815 * config/ia64/ia64.c (ia64_reorg): Check optimize before
7816 ia64_flag_schedule_isns2.
7818 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
7819 reading/writing general registers.
7820 (ia64_function_arg): Revert 2005-06-18 change.
7822 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7824 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
7825 (legitimize_tls_address): Use gcc_unreachable instead of abort.
7827 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
7829 * function.c (expand_function_end): Revert part of 2005-06-27
7830 patch. Do sjlj_emit_function_exit_after after return_label.
7832 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7834 * doc/install.texi (--disable-libssp): New.
7836 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
7838 * doc/invoke.texi: Update -fforce-mem documentation.
7839 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
7840 code for -fforce-mem.
7841 * expmed.c: (store_bit_field,store_fixed_bit_field,
7842 extract_bit_field): Ditto.
7843 * expr.c: (convert_move): Ditto.
7844 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
7845 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
7846 emit_conditional_add,expand_float,expand_fix): Ditto.
7847 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
7848 (common_handle_option): Issue warning when -fforce-mem specified.
7850 2005-07-06 Paul Brook <paul@codesourcery.com>
7852 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
7854 * configure: Regenerate.
7856 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
7858 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
7860 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
7862 Fix PR tree-optimization/22319
7863 Fix PR tree-optimization/22140
7864 Fix PR tree-optimization/22310
7866 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
7867 variable sized types.
7868 Use correct type for intermediate structure on *a = *b structure
7871 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7873 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
7875 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
7876 (machine_function): Move typedef to...
7877 * config/rs6000/rs6000.c (machine_function): ... here. Add
7878 varargs_save_offset field.
7879 (rs6000_stack_t): Remove varargs_size field.
7880 (setup_incoming_varargs): Allocate varargs save area using
7881 assign_stack_local, try to make it as small as possible.
7882 Save offset from virtual_stack_vars_rtx to the save area
7883 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
7884 instead of magic 8 when fp word byte size is used.
7885 (rs6000_va_start): Use cfun->machine->varargs_save_offset
7886 instead of -RS6000_VARARGS_SIZE.
7887 (rs6000_stack_info, debug_stack_info,
7888 rs6000_initial_elimination_offset): Remove all traces of
7890 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
7891 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
7892 RS6000_VARARGS_AREA.
7894 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
7896 PR tree-optimization/21963
7897 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
7898 constant_multiple_of in the same way get_computation_cost_at does.
7900 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7902 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
7903 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
7904 (gen_compare_reg): If sparc_compare_emitted is set, clear it
7905 and return its previous value.
7906 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
7907 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
7909 (stack_protect_set, stack_protect_test): New expanders.
7910 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
7911 stack_protect_testdi): New insns.
7912 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7913 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
7915 2005-07-06 Jeff Law <law@redhat.com>
7917 * tree-ssa-dce.c (cfg_altered): New global.
7918 (tree_dce_init): Initialize cfg_altered.
7919 (remove_dead_stmt): If we remove an edge in the CFG, then set
7921 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
7924 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7926 * Makefile.in (stamp-collect-ld): Use
7927 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
7928 ./collect-ld if it already exists.
7929 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
7930 Don't remove ./nm if it already exists.
7932 2005-07-05 Devang Patel <dpatel@apple.com>
7934 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
7935 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
7936 * tree-vectorizer.c (vect_loop_location): New.
7937 (vect_print_dump_info): Use vect_loop_location.
7938 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
7939 (vectorize_loops): Set vect_loop_location.
7940 * tree-vect-analyze.c (vect_analyze_offset_expr,
7941 vect_determin_vectorization_factor, vect_analyze_operations,
7942 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
7943 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
7944 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
7945 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
7946 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
7947 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
7948 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
7949 vect_analyze_loop): Adjust vect_print_dump_info API.
7950 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
7951 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
7952 vect_finish_stmt_generation, vectorizable_assignment,
7953 vectorizable_operation, vectorizable_store, vectorizable_load,
7954 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
7955 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
7956 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
7957 vect_transform_loop): Same.
7958 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
7959 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
7962 2005-07-05 Randolph Chung <tausq@debian.org>
7964 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
7965 * configure: Regenerate.
7966 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
7967 (pa_tls_referenced_p): Declare.
7968 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
7969 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
7970 (legitimize_tls_address): New.
7971 (hppa_legitimize_address): Handle TLS addresses.
7972 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
7973 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7974 (emit_move_sequence): Handle TLS addresses.
7975 (pa_encode_section_info): Call default handler to handle common
7977 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
7978 (CONSTANT_ADDRESS_P): Reject TLS operands.
7979 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
7980 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
7981 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
7982 (UNSPEC_TLSLE): Define new constants.
7983 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
7984 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
7985 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
7986 (tie_symbolic_operand, tle_symbolic_operand): New
7988 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
7990 * aclocal.m4: Update macros for autoconf 2.59 style.
7991 * configure.ac: Likewise.
7993 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7995 * pa.c (function_value): Handle small aggregates on 32-bit targets.
7996 (function_arg): Pass small aggregates in general registers on 32-bit
7998 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
8000 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
8002 * Makefile.in (final.o): Fix dependencies.
8004 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8008 * langhooks.h (struct lang_hooks): Add expr_to_decl.
8009 * langhooks.c (lhd_expr_to_decl): New.
8010 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
8012 (LANG_HOOKS_INITIALIZER): Update.
8013 * tree.c (recompute_tree_invarant_for_addr_expr): Call
8014 expr_to_decl langhook.
8015 * c-tree.h (c_expr_to_decl): Declare.
8016 * c-typeck.c (c_expr_to_decl): New.
8017 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
8019 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
8021 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8024 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
8025 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
8027 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
8029 * Makefile.in: Adjust dependencies.
8030 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
8031 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
8032 * alias.c (rest_of_handle_cfg, pass_cfg): New.
8033 * bb-reorder.c (duplicate_computed_gotos): Make it static.
8034 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
8035 rest_of_compilation.
8037 * bb-reorder.c (gate_duplicate_computed_gotos,
8038 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
8039 rest_of_handle_reorder_blocks, pass_reorder_blocks,
8040 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
8041 pass_partition_blocks): New.
8042 * bt-load.c (gate_handle_branch_target_load_optimize,
8043 rest_of_handle_branch_target_load_optimize,
8044 pass_branch_target_load_optimize): New.
8045 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
8047 * cfglayout.c (pass_insn_locators_initialize): New.
8048 * cfgrtl.c (pass_free_cfg): New.
8049 * combine.c (gate_handle_combine, rest_of_handle_combine,
8051 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
8052 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
8053 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
8054 * except.c (pass_set_nothrow_function_flags,
8055 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
8057 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
8058 rest_of_handle_shorten_branches, pass_shorten_branches,
8059 rest_of_clean_state, pass_clean_state): New.
8060 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
8061 rest_of_handle_remove_death_notes, pass_remove_death_notes,
8062 rest_of_handle_life, pass_life, rest_of_handle_flow2,
8064 * function.c (pass_instantiate_virtual_regs, pass_init_function,
8065 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
8066 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
8067 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
8069 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
8070 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
8071 pass_rtl_ifcvt, gate_handle_if_after_combine,
8072 rest_of_handle_if_after_combine, pass_if_after_combine,
8073 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
8074 pass_if_after_reload): New.
8075 * integrate.c (pass_initial_value_sets): New.
8076 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
8077 pass_purge_lineno_notes): New.
8078 * mode-switching.c (rest_of_handle_mode_switching,
8079 pass_mode_switching): New.
8080 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
8081 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
8083 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
8084 pass_loop_optimize): New.
8085 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
8087 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
8089 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
8090 pass_postreload_cse): New.
8091 * profile.c (gate_handle_profiling, pass_profiling,
8092 rest_of_handle_branch_prob, pass_branch_prob): New.
8093 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
8094 pass_split_before_regstack, gate_handle_split_before_regstack,
8095 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
8096 rest_of_handle_split_all_insns, pass_split_all_insns): New.
8097 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
8098 pass_stack_regs): New.
8099 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
8100 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
8101 pass_stack_adjustments): New.
8102 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
8103 pass_regrename): New.
8104 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
8105 pass_delay_slots, gate_handle_machine_reorg,
8106 rest_of_handle_machine_reorg, pass_machine_reorg): New.
8107 * rtl.h (extern void purge_line_number_notes): New.
8108 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
8109 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
8111 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
8113 * value-prof.c (gate_handle_value_profile_transformations,
8114 rest_of_handle_value_profile_transformations,
8115 pass_value_profile_transformations): New.
8116 * var-tracking.c (gate_handle_var_tracking,
8117 pass_variable_tracking): New.
8118 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
8120 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
8121 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
8122 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
8123 rest_of_handle_old_regalloc, rest_of_handle_regrename,
8124 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
8125 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
8126 rest_of_handle_gcse2, rest_of_handle_regmove,
8127 rest_of_handle_tracer, rest_of_handle_if_conversion,
8128 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
8129 rest_of_handle_web, rest_of_handle_branch_prob,
8130 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
8131 rest_of_handle_jump_bypass, rest_of_handle_combine,
8132 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8133 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8134 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
8135 rest_of_handle_mode_switching, rest_of_handle_jump,
8136 rest_of_handle_eh, rest_of_handle_stack_adjustments,
8137 rest_of_handle_flow2, rest_of_handle_jump2,
8138 rest_of_handle_peephole2, rest_of_handle_postreload,
8139 rest_of_handle_shorten_branches, rest_of_clean_state,
8140 rest_of_compilation): Remove.
8142 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
8143 * passes.c (dump_flags, in_gimple_form, all_passes,
8144 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8145 register_dump_files, next_pass_1, last_verified, execute_todo,
8146 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
8147 from tree-optimize.c.
8148 (init_optimization_passes): Moved from tree-optimize.c,
8149 adding the RTL optimizations.
8150 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
8151 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
8152 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8153 register_dump_files, next_pass_1, last_verified, execute_todo,
8154 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
8155 init_tree_optimization_passes, ipa_passes): Delete.
8156 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
8158 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
8159 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
8161 (ipa_passes): Remove.
8162 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
8163 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
8164 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
8165 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
8166 (dump_info_p, dump_flag): Moved to tree-dump.h.
8168 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
8170 * passes.c (finish_optimization_passes): Use dump_begin
8171 and dump_end, TDI_end.
8172 (gate_rest_of_compilation): New.
8173 (pass_rest_of_compilation): Use it.
8174 (gate_postreload, pass_postreload): New.
8175 * toplev.c (general_init): Rename init_tree_optimization_passes.
8176 * toplev.h (init_tree_optimization_passes): Rename to
8177 init_optimizations_passes.
8178 * tree-dump.c (dump_flag): Make static.
8179 (dump_files): Remove RTL dumps.
8180 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
8181 pass_cleanup_cfg, pass_free_cfg_annotations,
8182 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
8183 pass_init_datastructures, pass_fixup_cfg): Make non-static.
8184 * tree-pretty-print.c: Include tree-pass.h.
8185 * cgraph.c: Include tree-dump.h.
8187 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8189 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
8190 Only fall back to saying it points to readonly memory if
8193 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8195 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
8196 * config/m32r/m32r.c (m32r_compute_frame_size,
8197 m32r_expand_prologue): Take current_function_profile into
8198 account whenever we reference
8199 current_function_uses_pic_offset_table.
8200 (m32r_finalize_pic): Remove.
8201 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
8203 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
8205 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
8206 instead of $<. Don't remove ./as if it already exists.
8208 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8211 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
8212 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
8213 for complex modes when generating code for PA 1.0.
8214 (VALID_FP_MODE_P): New macro.
8215 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8216 sets for all general and floating point modes. Align wide floating
8217 point modes to even register boundaries to comply with architectural
8219 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
8220 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
8221 (VALID_FP_MODE_P): New macro.
8222 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8223 sets for all general and floating point modes. Align wide floating
8224 point modes to even register boundaries to comply with architectural
8227 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8229 * tree-dump.c (dump_files): Initialize dump number for .cgraph
8232 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8234 * tree-ssa-structalias.c: Don't include expr.h.
8236 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8238 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
8241 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8243 Fix PR tree-optimization/22279
8245 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
8248 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
8250 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
8252 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8254 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
8255 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
8256 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
8257 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
8258 config/stormy16/stormy16.c, config/v850/v850.c,
8259 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
8260 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
8261 Avoid "." or "\n" at end of diagnostics and capital letters at
8262 start of diagnostics.
8263 * combine.c, cse.c: Don't translate dump file output.
8264 * toplev.c (print_version): Only translate output if going to
8267 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8269 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
8270 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
8273 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8275 * pa.c (fix_range): Fix typo in comment.
8277 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8279 * tree-vrp.c (extract_range_from_assert): Replace
8280 fold (build (...)) with fold_build2.
8282 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8284 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
8285 gcc_gfc_char_table, init_dynamic_gfc_info): New.
8286 (format_types_orig, handle_format_attribute): Add support for
8289 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
8291 * varasm.c (assemble_variable): Fix format specifier thinko.
8293 2005-07-03 Ira Rosen <irar@il.ibm.com>
8295 PR tree-optimization/22029 (and 22135)
8296 * tree-pretty-print.c (dump_generic_node): Check that the node is not
8297 a phi node before calling dump_vops.
8299 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8301 * tree-dump.h (dump_string_field): Declare.
8302 * tree-dump.c: Use it instead of dump_string.
8303 (dump_string_field): Make non-static.
8305 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
8307 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
8308 up the minimal CFG stuff always when optimize > 0. Call
8309 split_all_insns_noflow in PIC case if needed.
8311 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8312 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
8315 * c-decl.c (c_write_global_declarations): Dump contents of
8317 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
8318 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
8319 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
8320 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
8323 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8325 * c-common.h (GCC_DIAG_STYLE): Define.
8326 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
8327 version for format checking to 4.1.
8328 * c-format.c: Include toplev.h after c-common.h.
8329 (enum format_type): Add gcc_tdiag_format_type.
8330 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
8331 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
8332 (format_types_orig): Add gcc_tdiag.
8333 (init_dynamic_diag_info): Support gcc_tdiag formats.
8334 (handle_format_attribute): Likewise.
8335 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
8336 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
8337 version for format checking to 4.1.
8338 (warning0, warning, error, pedwarn, sorry): Use
8340 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
8341 (finish_aliases_1): Do not use %qE.
8342 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
8343 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
8344 Correct format bugs.
8345 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
8346 parameter to unsigned HOST_WIDE_INT.
8347 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
8349 2005-07-02 David Edelsohn <edelsohn@gnu.org>
8352 * expr.c (write_complex_part): Use adjust_address for MEM.
8353 (read_complex_part): Same.
8355 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
8357 Fix PR tree-optimization/22280
8359 * tree-sra.c (generate_element_init): Remove useless loop.
8361 2005-07-02 Richard Henderson <rth@redhat.com>
8363 * config/alpha/alpha.c (alpha_legitimize_address): Check for
8365 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
8367 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
8370 * fold-const.c (fold_binary): Handle the return value of
8371 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
8372 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
8374 2005-07-02 Jeff Law <law@redhat.com>
8376 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
8377 a eliminate type conversion which feeds an equality comparison
8378 if the original type or either operand in the comparison is a
8381 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
8383 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
8384 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
8386 * config/avr/avr.c: Do not use '`' as left quote.
8387 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
8388 Remove "." from end of diagnostics. Make diagnostics start with
8391 2005-07-02 Zack Weinberg <zack@codesourcery.com>
8392 Joseph S. Myers <joseph@codesourcery.com>
8394 * toplev.c (default_tree_printer): Handle setting location with
8396 * c-objc.common.c (c_tree_printer): Likewise.
8397 * c-format.c (gcc_diag_flag_specs): Add '+'.
8398 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
8399 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
8401 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
8402 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
8403 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
8404 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
8405 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
8406 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
8407 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
8408 format arguments where %J is used without %D.
8410 2005-07-02 Jakub Jelinek <jakub@redhat.com>
8412 * gcc.c (LINK_SSP_SPEC): Define.
8413 (link_ssp_spec): New variable.
8414 (LINK_COMMAND_SPEC): Add %(link_ssp).
8415 (static_specs): Add link_ssp_spec.
8416 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
8417 * configure: Rebuilt.
8418 * config.in: Rebuilt.
8420 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8421 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8422 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8423 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8424 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
8425 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
8426 -0x7008(2) instead of reading __stack_chk_guard variable.
8427 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
8429 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
8430 (stack_protect_set, stack_protect_test): Use *_tls* patterns
8431 if TARGET_THREAD_SSP_OFFSET is defined.
8432 (stack_tls_protect_set_si, stack_tls_protect_set_di,
8433 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
8436 2005-06-27 Richard Henderson <rth@redhat.com>
8437 * libgcc-std.ver (GCC_4.1.0): New.
8438 * libgcc.h (__stack_chk_guard): Declare.
8439 (__stack_chk_fail, __stack_chk_fail_local): Declare.
8440 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
8441 * mklibgcc.in (lib2funcs): Add them.
8443 2005-07-01 Richard Henderson <rth@redhat.com>
8445 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
8446 void * before struct sigcontext *.
8447 (x86_fallback_frame_state): Likewise.
8449 2005-07-01 James E. Wilson <wilson@specifixinc.com>
8451 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
8453 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8456 * tree-ssa-reassoc.c (should_transpose): Fix which operand
8457 we check for SSA_NAME for.
8459 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
8461 Fix PR tree-optimization/22071
8463 * tree-ssa-structalias.c (offset_overlaps_with_access): New
8465 (get_constraint_for_component_ref): Use it.
8467 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8470 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
8471 print out the last new line.
8473 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
8475 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
8476 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
8477 * config/cris/cris.c (cris_conditional_register_usage): Adjust
8478 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
8479 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
8480 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
8481 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
8482 (enum reg_class): New member CC0_REGS.
8483 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
8484 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
8485 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
8486 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
8487 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
8488 Adjust for register now described.
8490 2005-07-01 Jakub Jelinek <jakub@redhat.com>
8493 * config/i386/i386.md (stack_protect_test_si,
8494 stack_protect_test_di): Add earlyclobber for scratch 3.
8495 * config/rs6000/rs6000.md (stack_protect_testsi,
8496 stack_protect_testdi): Add earlyclobber for scratch 3,
8497 remove earlyclobber from scratch 4.
8499 Older entries for 2005 can be found in ChangeLog-2005.