1 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
3 * final.c (force_source_line): New global variable.
4 (final_scan_insn): Set it to true instead of clearing last_filename.
5 (notice_source_line): Return true if force_source_line is true,
6 unless source info is absent.
8 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
11 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
12 a linkage name for a variable if it a register variable.
13 * c-decl.c (grokdeclarator): Global register variables
14 should be set as PUBLIC.
16 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
19 * config/s390/s390.c (struct s390_frame_layout): New fields
20 first_save_gpr_slot and last_save_gpr_slot.
21 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
22 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
23 first_save_gpr and last_save_gpr with the _slot variants.
24 (s390_register_info): Calculate first_save_gpr_slot and
25 last_save_gpr_slot using regs_ever_live.
27 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
30 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
31 for a function containing a landing pad.
33 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
36 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
39 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
41 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
42 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
44 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
47 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
49 (call,load,store): New insn types.
50 (mem_access, branch_access): Adjust reservation conditions.
51 (define_delay): Adjust condition.
52 (decrement_and_branch_until_zero): Allow for ms2. Set branch
54 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
55 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
57 (call_internal, call_value_internal, return_internal,
58 return_interrupt_internal, eh_return_internal, indirect_jump,
59 tablejump): Set call insn type.
60 (blockage, ei, di): Use appropriate unspec const.
61 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
62 (ms1_get_attr_type): Adjust to give load & store types.
63 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
64 backwards past a barrier.
65 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
67 (struct branch_info, struct label_info): New.
69 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
70 (ms1_machine_reorg): New.
71 (TARGET_MACHINE_DEPENDENT_REORG): Override.
72 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
73 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
74 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
77 2005-11-09 Per Bothner <per@bothner.com>
78 Uros Bizjak <uros@kss-loka.si>
81 * toplev.c (process_options): Initialize debug_hooks early
82 in case lang_hooks.post_options ends up calling a debug_hook.
84 2005-11-08 Jakub Jelinek <jakub@redhat.com>
86 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
87 DBX_REGISTER_NUMBER being contiguous.
89 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
90 Diego Novillo <dnovillo@redhat.com>
93 * tree-vrp.c (register_edge_assert_for): Do not register
94 always-false predicates.
96 2005-11-08 Devang Patel <dpatel@apple.com>
98 PR tree-optimization/23115
99 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
102 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
104 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
107 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
109 Fix PR tree-optimization/23382
111 * tree-ssa-alias.c (compute_may_aliases): Call
112 delete_old_heap_vars.
113 * tree-dfa.c (referenced_var_remove): New function.
114 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
115 * tree-flow.h (referenced_var_remove): Add prototype.
116 (delete_old_heap_vars): Ditto.
117 * tree-ssa-structalias.c (heapvars): New variable.
118 (oldheapvars): Ditto.
119 (get_constraint_for): Put heap vars on heapvars list.
120 (delete_old_heap_vars): New function.
122 2005-11-08 Jason Merrill <jason@redhat.com>
124 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
126 2005-11-08 Uros Bizjak <uros@kss-loka.si>
129 * reg-stack.c (reg_to_stack): Update register liveness also
130 for flag_sched2_use_traces.
132 2005-11-08 Alan Modra <amodra@bigpond.net.au>
135 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
136 override prior explicit -mno-powerpc-gfxopt.
138 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
140 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
141 if the bitsize is zero.
142 * doc/md.texi (Standard Pattern Names): Document it.
144 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
145 (TARGET_PASS_BY_REFERENCE): Likewise.
147 2005-11-07 Ian Lance Taylor <ian@airs.com>
149 PR rtl-optimization/24683
150 * config/i386/i386.c (legitimize_pic_address): If constant operand
151 to PLUS is too large, put it in a register.
153 2005-11-07 Jie Zhang <jie.zhang@analog.com>
155 * configure.ac: Enable checking assembler dwarf2 support for bfin
157 * configure: Regenerate.
159 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
163 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
164 gen_easy_vector_constant_add_self): Delete.
165 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
167 (output_vec_const_move): Use gen_easy_altivec_constant.
168 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
169 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
170 (easy_vector_constant_add_self): Rewritten.
171 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
172 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
173 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
174 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
175 Macroize and adjust for the other changes.
177 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
181 * c-typeck.c (build_c_cast): Try using a shared constant, and see
182 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
184 2005-11-07 Jakub Jelinek <jakub@redhat.com>
186 PR rtl-optimization/23567
187 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
188 (noce_process_if_block): Don't do any optimizations except
189 if (cond) x = x; if !set_b and write into orig_x may trap
190 or fault. Remove the MEM_READONLY_P check.
192 2005-11-06 Diego Novillo <dnovillo@redhat.com>
195 * tree-vrp.c (fix_equivalence_set): New.
196 (extract_range_from_assert): Call it.
198 2005-11-05 Ian Lance Taylor <ian@airs.com>
201 * combine.c (apply_distributive_law): Don't distribute across a
204 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
206 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
207 config/ms1/ms1.h, config/rs6000/predicates.md,
208 config/s390/s390.c, params.def, postreload-gcse.c,
209 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
210 tree-vrp.c, tree.c: Fix comment typos.
211 * doc/invoke.texi: Fix typos.
213 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
215 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
216 for testing whether the data_dependence_relation contains distance
217 vectors. Iterate over all distance vectors of the ddr.
218 * lambda.h: Define a vec of lambda_vector pointers.
219 * tree-data-ref.c (dump_data_dependence_relation,
220 dump_data_dependence_direction): Iterate over all distance and
221 direction vectors of the ddr.
222 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
224 (build_classic_dist_vector, build_classic_dir_vector): Push a set
225 of distance/direction vectors instead of a single one.
226 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
227 lambda_vectors with a vec of lambda_vectors.
228 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
229 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
230 DDR_NUM_DIST_VECTS): New.
231 * tree-loop-linear.c (gather_interchange_stats): Test for the
232 existence of distance vectors only after having checked that there
233 is a dependence. Iterate over all distance vectors of the ddr.
234 (linear_transform_loops): Use dump_data_dependence_relation.
235 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
236 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
237 distance vectors of the ddr.
239 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
241 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
242 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
243 IS_INTHANDLER; all callers changed.
244 (n_regs_saved_by_prologue): Take interrupt handler attributes into
246 (do_link, do_unlink): New argument ALL; all callers changed.
247 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
248 If function isn't leaf, save and restore all registers.
249 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
252 2005-11-05 Jan Hubicka <jh@suse.cz>
254 PR rtl-optimization/23490
255 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
256 max-flow-memory-location): Document.
257 * flow.c: Include params.h
258 (MAX_MEM_SET_LIST_LEN): Kill.
259 (add_to_mem_set_list): Use new param.
260 * cse.c (cse_basic_block): Replace 1000 by new param.
261 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
262 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
263 * predict.c (predict_loops): Use new param.
264 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
266 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
267 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
268 Do not hold memory returned by cgraph_node_name across other call.
270 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
273 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
276 2005-11-04 Jeff Law <law@redhat.com>
279 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
280 * tree-ssa-dom.c: Include params.h.
281 (thread_across_edge): If there are too many statements in the
282 target block, then do not thread through it.
283 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
284 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
286 2005-11-03 Diego Novillo <dnovillo@redhat.com>
289 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
290 TODO_update_ssa instead of TODO_update_ssa_no_phi.
292 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
295 * tree-scalar-evolution.c (instantiate_parameters_1,
296 instantiate_parameters, resolve_mixers): Compute the size of an
297 expression to be instantiated and give up the instantiation if the
298 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
300 2005-11-04 Richard Guenther <rguenther@suse.de>
302 * tree-flow.h (ref_contains_indirect_ref): Rename to
303 array_ref_contains_indirect_ref.
304 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
305 (array_ref_contains_indirect_ref): Make comment match the code
307 (ref_contains_array_ref): Likewise.
308 * tree-ssa-structalias.c (find_func_aliases): Remove call to
309 ref_contains_indirect_ref.
310 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
311 Rename calls to ref_contains_indirect_ref.
313 2005-11-04 Paul Brook <paul@codesourcery.com>
315 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
316 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
317 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
318 * config/arm/arm.md: Use match_operand in peephole input templates
319 and match_dup in peephole output templates.
321 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
323 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
326 2005-11-04 Mark Mitchell <mark@codesourcery.com>
327 Daniel Jacobowitz <dan@codesourcery.com>
329 * longlong.h (add_ssaaaa): Clobber condition code register
331 (sub_ddmmss): Likewise.
332 (umul_ppmm): Likewise.
334 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
335 Paul Brook <paul@codesourcery.com>
336 Phil Blundell <pb@reciva.com>
338 * configure.ac: Add test for ARM TLS support.
339 * configure: Regenerated.
340 * config/arm/arm-protos.h (legitimize_tls_address)
341 (arm_tls_referenced_p, tls_mentioned_p)
342 (arm_output_addr_const_extra): New prototypes.
343 (thumb_legitimize_pic_address): Delete.
344 * config/arm/arm.c: Include "gt-arm.h".
345 (enum tls_reloc): New.
346 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
347 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
348 (arm_call_tls_get_addr, legitimize_tls_address)
349 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
350 (arm_init_tls_builtins, arm_emit_tls_decoration)
351 (arm_output_addr_const_extra): New functions.
352 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
353 (TARGET_HAVE_TLS): Define.
354 (target_thread_pointer): New.
355 (arm_override_options): Handle -mtp=.
356 (legitimize_pic_address): Ignore UNSPECs.
357 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
359 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
360 (tls_get_addr_libfunc): New variable.
361 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
362 (arm_init_builtins): Call arm_init_tls_builtins.
363 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
364 (arm_encode_section_info): Call default_encode_section_info.
365 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
366 (enum arm_tp_type): New.
367 (target_thread_pointer): Add declaration.
368 (LEGITIMATE_CONSTANT_P): Handle TLS.
369 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
370 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
371 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
372 * config/arm/arm.md: Add UNSPEC_TLS.
374 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
376 (tls_load_dot_plus_eight): New insn and a peephole to create it.
377 (load_tp_hard, load_tp_soft): New insns.
378 * arm.opt: Add -mtp=.
379 * doc/invoke.texi (ARM Options): Document -mtp.
381 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
383 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
384 * config/arm/libunwind.S: Include "lib1funcs.asm".
385 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
386 (LIB2ADDEH): Add libunwind.S.
387 (LIB2ADDEHDEP): Add lib1funcs.asm.
388 * mklibgcc.in: Handle asm files in libgcc_eh.a.
390 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
393 * gcc/c.opt: Add a -lang-fortran option.
394 * gcc/c-opts.c: Add a lang_fortran flag.
395 (c_common_init_options): Handling the -lang-fortran option.
396 (c_common_handle_option): Add a case for Fortran options in
397 preprocessing. Remove cases for -ffixed-form and
398 -ffixed-line-length. Add a case for -lang-fortran.
400 2005-11-03 David Edelsohn <edelsohn@gnu.org>
402 * config/rs6000/rs6000.c: Include params.h
403 (optimization_options): Set max-grow-copy-bb-insns default to 16.
404 (bdesc_2arg): Delete vpkuhss and vpkuwss.
405 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
406 (UNSPEC_VPKUWSS): Delete.
407 (altivec_vpkuhss): Delete.
408 (altivec_vpkuwss): Delete.
409 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
411 (neg_eq0<mode>): Remove final condition.
412 (neg_eq<mode>): Remove condition and split-condition.
414 2005-11-04 Alan Modra <amodra@bigpond.net.au>
416 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
417 Use associated print macros.
419 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
422 * diagnostic.c (diagnostic_set_info_translated): New function.
423 (diagnostic_set_info): Use it. Add comment.
424 * diagnostic.h (diagnostic_set_info_translated): Declare.
426 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
428 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
429 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
430 reference only if 'public' is true.
431 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
432 emit the .hidden directive only if the indirect reference is public.
433 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
434 Pass it to dw2_force_const_mem.
435 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
436 * dwarf2out.c (output_cfi): Adjust calls to above function.
437 (output_call_frame_info): Likewise.
438 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
439 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
441 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
443 PR tree-optimization/24483
444 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
445 field to elts if possible.
447 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
450 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
453 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
455 Fix PR tree-optimization/24351
457 * tree-ssa-structalias.c (struct variable_info): Add
459 (get_varinfo_fc): New function to follow collapsing.
460 (new_var_info): Set collapsed_to to NULL.
461 (dump_constraint): Follow collapsing.
462 (build_constraint_graph): Handle collapsing.
463 (do_simple_structure_copy): Return false if something bad
465 (collapse_rest_of_var): New function.
466 (do_structure_copy): Collapse if do_simple_structure_copy returns
469 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
472 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
473 expressions to a statement list instead of gimplifying them.
475 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
477 PR rtl-optimization/23585
478 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
479 that can't trap plus a constant integer, if the mode has zero size.
481 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
484 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
486 ("*insv<mode>_reg_extimm"): Likewise.
488 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
491 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
492 c_common_type_for_mode returns an unnamed type.
494 2005-11-02 Richard Henderson <rth@redhat.com>
498 * dwarf2out.c (dwarf2out_reg_save_reg): New.
499 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
500 * function.c (assign_parms): Use calls.internal_arg_pointer.
501 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
503 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
504 (TARGET_CALLS): Add it.
505 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
506 * targhooks.c (default_internal_arg_pointer): New.
507 * targhooks.h (default_internal_arg_pointer): Declare.
508 * tree.h (dwarf2out_reg_save_reg): Declare.
509 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
510 * config/i386/i386.c (dbx_register_map): Add return column.
511 (dbx64_register_map, svr4_dbx_register_map): Likewise.
512 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
513 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
514 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
515 (ix86_save_reg): Save force_align_arg_pointer.
516 (ix86_emit_save_regs): Make regno unsigned.
517 (ix86_emit_save_regs_using_mov): Likewise.
518 (ix86_expand_prologue): Handle force_align_arg_pointer.
519 (ix86_expand_epilogue): Likewise.
520 * config/i386/i386.h: (dbx_register_map): Update.
521 (dbx64_register_map, svr4_dbx_register_map): Update.
522 (struct machine_function): Add force_align_arg_pointer.
523 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
524 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
525 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
527 2005-11-02 Jan Hubicka <jh@suse.cz>
530 * i386.md: Add peep2 for simplyfing array accesses.
532 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
535 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
536 * config/s390/s390.c (s390_decompose_shift_count): New function.
537 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
538 (print_shift_count_operand): Use s390_decompose_shift_count.
539 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
540 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
542 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
545 * loop.c (loop_givs_rescan): Use force_operand to expand
548 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
551 * fold-const.c (build_range_check): Use unsigned when signed
552 overflow is undefined also. If etype is subtype, make sure that
553 the subtraction is in the supertype.
555 2005-11-02 Richard Henderson <rth@redhat.com>
558 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
561 2005-11-01 Richard Henderson <rth@redhat.com>
564 * loop.c (scan_loop): Do not propagate computations to a hard
565 register destination with SMALL_REGISTER_CLASSES.
567 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
569 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
570 costs for MULT inside PLUS or MINUS.
572 2005-11-01 Bob Wilson <bob.wilson@acm.org>
574 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
575 (TRAMPOLINE_SIZE): Round up to 60.
576 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
578 2005-10-31 James E. Wilson <wilson@specifix.com>
581 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
582 ifdef. Put ifdefs around call in gen_subprogram_die.
583 (compute_frame_pointer_to_cfa_displacement): Likewise.
584 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
587 PR rtl-optimization/17356
588 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
589 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
591 2005-10-31 Jan Hubicka <jh@suse.cz>
594 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
597 * i386.c (legitimize_pic_address): Deal with large immediates.
600 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
601 from symbol names while computing checkup.
604 * predict.c (predict_loops): Do not estimate more than
605 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
606 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
608 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
610 PR tree-optimization/19097
611 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
613 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
615 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
617 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
620 * tree-inline.c (setup_one_parameter): If the init_stmt
621 is NULL, don't insert the statement.
623 2005-10-30 Jan Hubicka <jh@suse.cz>
625 PR tree-optimization/24172
626 * tree-inline.c (copy_body_r): Unshare the substituted value first.
628 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
630 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
631 constants for hosts with long != 32 bits.
633 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
636 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
638 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
640 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
641 (TARGET_MS1_16_002): New.
642 (TARGET_MS1_16_003): New.
644 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
645 ("*decrement_and_branch_until_zero_no_clobber"): New.
646 Add corresponding splitter for decrement_and_branch_until_zero
648 Key all decrement_and_branch_until_zero patterns off of
651 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
654 * tree-complex.c (extract_component): Treat RESULT_DECL
655 like the rest of the decls.
657 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
659 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
660 indirect call to _mcount if the function needs a static chain.
662 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
663 Caroline Tice <ctice@apple.com>
665 PR rtl-optimization/24460
666 * dwarf2out.c (have_switched_text_sections): New boolean variable.
667 (dwarf2out_switch_text_section): Set it to true instead of
668 incrementing separate_line_info_table_in_use.
669 (output_loc_list): Additionally test have_switched_text_sections.
670 (output_ranges): Likewise.
671 (dwarf2out_finish): Likewise.
672 * varasm.c (assemble_start_function): Do not call
673 insert_section_boundary_note.
674 (assemble_end_function): If flag_reorder_blocks_and_partition,
675 switch to the function's section before emitting the .size directive.
676 * bb-reorder.c (insert_section_boundary_note): Staticify.
677 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
678 * output.h (insert_section_boundary_note): Delete.
680 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
683 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
684 instead of pointer equality when comparing types.
686 2005-10-24 James E. Wilson <wilson@specifix.com>
688 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
689 add_dependence_list_and_free calls.
691 2005-10-24 Steven Bosscher <stevenb@suse.de>
693 * contrib.texi: Add the names of the LLNL folks who donated
694 Cray pointer support for gfortran.
696 2005-10-24 Steven Bosscher <stevenb@suse.de>
698 PR tree-optimization/24225
699 * profile.c (branch_prob): Look from end to start through a
700 basic block when looking for a locus.
702 2005-10-24 Richard Henderson <rth@redhat.com>
704 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
706 (hppa_expand_prologue): Likewise.
708 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
710 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
711 (NO_DEFERRED_PROFILE_COUNTERS): Define.
712 * pa.h (NO_PROFILE_COUNTERS): Define.
713 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
714 (funcdef_nos): New vector to hold label numbers of deferred profile
716 (output_deferred_profile_counters): New function.
717 (hppa_profile_hook): Push label number onto funcdef_nos.
718 (pa_hpux_file_end): Call output_deferred_profile_counters if
719 NO_DEFERRED_PROFILE_COUNTERS is false.
721 * pa-protos.h (get_deferred_plabel): New prototype.
722 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
724 (output_call): Adjust calls.
726 2005-10-24 Alan Modra <amodra@bigpond.net.au>
728 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
729 peculiarity of GOT/TOC section usage.
731 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
734 * c-common.c (constant_string_class_name): Add documentation.
736 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
739 * recog.c (peephole2_optimize): Increment peep2_current_count
740 only when the slot is empty.
742 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
745 * except.c (output_function_exception_table): Call
746 assemble_external_libcall if we need a personality function.
748 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
750 PR rtl-optimization/24460
751 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
752 set the basic block for barriers.
754 2005-10-21 Janis Johnson <janis187@us.ibm.com>
756 * var-tracking.c (vt_initialize): Initialize post.
758 2005-10-21 Devang Patel <dpatel@apple.com>
761 * c-common.c (vector_types_convertible_p): Check vector element type.
763 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
765 * config/sh/sh.c (prepare_move_operands): Handle the address
766 constant which is a tls symbolic address plus a constant.
768 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
771 * gcc.c (main): Use the correct counter for erroring out
772 about mulitple files.
774 2005-10-21 Alan Modra <amodra@bigpond.net.au>
777 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
778 use r2 for 64-bit tls .got access.
780 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
782 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
785 2005-10-20 Steven Bosscher <stevenb@suse.de>
787 PR tree-optimization/24307
788 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
790 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
793 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
795 * varasm.c (find_decl_and_mark_needed): After cgraph global info
796 is ready, stop marking functions, but still mark variables.
798 2005-10-20 Richard Guenther <rguenther@suse.de>
801 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
804 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
806 PR rtl-optimization/23585
807 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
808 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
809 (may_trap_p_1): New predicate extracted from...
810 (may_trap_p): ... here. Invoke may_trap_p_1.
811 (may_trap_or_fault_p): New predicate.
812 * rtl.h (may_trap_or_fault_p): Declare it.
813 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
814 instead of may_trap_p.
815 (steal_delay_list_from_fallthrough): Likewise.
816 (fill_simple_delay_slots): Likewise.
817 (fill_slots_from_thread): Likewise.
818 * function.c (pad_to_arg_alignment): Rework comment about
819 SPARC_STACK_BOUNDARY_HACK.
820 * config/sparc/sparc.h: Likewise.
822 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
824 * config/s390/s390.c (s390_expand_insv): New.
825 * config/s390/s390-protos.h (s390_expand_insv): Declare.
826 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
827 ("icm_hi"): Remove mode attribute.
828 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
830 ("*extracthi", "*extractqi"): Remove.
831 (extv<mode>", "*extzv<mode>"): New.
832 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
833 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
835 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
837 * cfgexpand.c (discover_nonconstant_array_refs_r,
838 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
839 (tree_expand_cfg): Call discover_nonconstant_array_refs.
840 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
841 discover_nonconstant_array_refs.
843 2005-10-19 Steven Bosscher <stevenb@suse.de>
846 * c-decl.c (pop_scope): Don't warn about an unused variable
847 if it is marked with TREE_NO_WARNING.
848 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
849 somenow mismatch and olddecl is to be replaced.
851 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
854 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
855 whether registers live on the edge can be saved/restored.
857 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
859 * config/sh/sh.c (fixup_mova): Skip notes.
861 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
863 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
864 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
865 (s390_can_eliminate): Handle BASE_REGNUM elimination.
866 (s390_initial_elimination_offset): Likewise.
867 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
868 register on TARGET_ZARCH targets.
869 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
870 (INITIAL_FRAME_POINTER_OFFSET): Remove.
871 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
872 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
874 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
876 * config/s390/s390.md: Comment describing output modifiers updated.
877 * config/s390/s390.c (print_operand): Likewise.
879 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
881 * config/s390/s390.c (override_options): Added check for -mstack-size
883 * doc/invoke.texi: Mention that limit in the documenation.
885 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
888 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
890 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
892 Fix PR tree-optimization/24231
894 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
895 (compute_avail): Ditto.
897 2005-10-18 Richard Henderson <rth@redhat.com>
900 * config/i386/i386.c (legitimate_constant_p): Check
901 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
903 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
904 (legitimate_pic_address_disp_p): Reorg CONST checking to make
905 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
907 (print_operand_address): Likewise.
908 * config/i386/predicates.md (x86_64_immediate_operand): Test
909 SYMBOL_REF_TLS_MODEL properly inside CONST.
910 (x86_64_zext_immediate_operand): Likewise.
911 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
912 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
913 * config/i386/i386-protos.h: Remove predicates.md entries.
915 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
917 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
918 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
920 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
921 Ian Lance Taylor <ian@airs.com>
924 * fold-const.c (fold_widened_comparison): Do not allow range based
925 constant folding when right operand cannot be unwidened.
927 2005-10-17 Richard Henderson <rth@redhat.com>
929 * builtins.c (expand_builtin_synchronize): Build a new-style asm
930 with a memory clobber.
932 2005-10-17 James E Wilson <wilson@specifix.com>
934 PR rtl-optimization/17356
935 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
936 checking for EDGE_EH.
938 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
940 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
941 the slot on an even boundary for any type with 16-byte alignment.
943 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
946 * md.texi (Modifiers) <%>: Clarify that % doesn't work
947 after register allocation.
949 2005-10-17 DJ Delorie <dj@redhat.com>
951 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
954 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
957 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
960 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
962 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
963 to 2 if it's already non-zero.
964 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
965 is set and warn about it if flag_schedule_insns is 1.
967 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
969 * config/crx/crx.md: Compare-and-branch instructions need to
972 2005-10-17 Uros Bizjak <uros@kss-loka.si>
975 * config/i386/i386.md (*pushdi2_rex64 splitter)
976 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
977 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
978 flow2 pass only when (optimize > 0 && flag_peephole2).
980 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
983 * gcc.c (have_c): New static variable.
985 (process_command): Remove declation of have_c.
986 Set have_o to 1 when handling -o.
987 (main): Add a fatel error if there are multiple
988 files specified and -o and -c/-S is passed witout
989 -combine or multiple languages.
991 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
993 Fix PR tree-optimization/22444
994 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
995 Assert that we don't hit something with subvars.
996 (setup_pointers_and_addressables): Don't add things with subvars,
997 because we'll already process the subvars for aliasing purposes.
999 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
1002 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
1003 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
1004 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
1005 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
1006 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
1007 swapped, alternatives for the R constraint.
1010 * builtins.c (get_builtin_sync_mode): Make unlimited
1011 mode_for_size request.
1013 2005-10-15 Richard Henderson <rth@redhat.com>
1015 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
1016 (gimplify_expr): ... here.
1017 (gimplify_compound_lval): Use it in initial scan loop. Allow
1018 fb_lvalue in base expression.
1020 2005-10-15 Richard Henderson <rth@redhat.com>
1023 * builtins.c (expand_builtin_trap): Export.
1024 * expr.h (expand_builtin_trap): Declare.
1025 * expr.c (expand_assignment): Emit a trap for integral offsets
1026 from registers that weren't reduced to bitpos.
1028 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
1029 (mark_array_ref_addressable): Remove.
1030 * tree-flow.h (mark_array_ref_addressable): Remove.
1031 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
1033 2005-10-15 James E Wilson <wilson@specifix.com>
1036 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
1037 (add_dependence_list_and_free): Likewise.
1038 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
1041 2005-10-15 Diego Novillo <dnovillo@redhat.com>
1045 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
1046 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
1048 (vrp_visit_phi_node): Only prevent infinite iterations when
1049 the previous result and the new result are both VR_RANGEs.
1051 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
1053 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
1056 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1059 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
1062 2005-10-14 Per Bothner <per@bothner.com>
1064 PR preprocessor/21250
1065 * c-ppoutput.c (print_line): Print internal line 0 as 1.
1067 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
1070 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
1071 overflow flags. Refactor some conditionals.
1073 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
1076 * tree-dfa.c (add_referenced_var): Only look at decls which
1077 have TREE_CONSTANT or TREE_READONLY set instead of if
1078 !TREE_PUBLIC or !TREE_CONSTANT.
1080 2005-10-13 James E Wilson <wilson@specifix.com>
1082 * doc/invoke.texi: For -x, add f95-cpp-input.
1083 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
1085 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
1087 PR tree-optimization/24262
1088 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
1089 in loop all the time.
1091 2005-10-12 Richard Henderson <rth@redhat.com>
1094 * tree.h (DECL_TRANSPARENT_UNION): Remove.
1095 * function.c (assign_parm_find_data_types): Don't support it.
1096 * print-tree.c (print_node): Likewise.
1097 * c-common.c (handle_transparent_union_attribute): Likewise.
1098 Use build_duplicate_type.
1099 * tree-inline.c (remap_type_1): Split out of remap_type;
1100 properly remap aggregate fields.
1101 (build_duplicate_type): New.
1102 * doc/extend.texi (Variable Attributes): Remove documentation
1103 for transparent_union.
1105 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1108 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
1109 (gen_stack_pointer_dec): Likewise.
1111 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
1115 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
1117 (struct cxx): Add adjust_class_at_definition target hook.
1118 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
1119 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
1120 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
1121 hook_void_tree. Add to TARGET_CXX.
1122 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
1124 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
1125 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
1126 instead of attribute. Check for dllexport override. Warn if
1127 inconsistent dll linkage. Don't lose old dllimport if decl has
1128 had address referenced. Tweak lookup of dllimport atribute.
1129 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
1130 for target specific rules. Don't add dllimport attribute if
1131 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
1132 dllimport attribute.
1133 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
1134 * varasm.c (initializer_constant_valid_p): Replace
1135 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
1139 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
1140 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
1141 (i[34567]86-*-mingw32*): Likewise.
1143 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
1144 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
1146 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
1147 C++-specific code. Change return value to bool.
1148 (i386_pe_dllimport_p): Likewise.
1149 (associated_type): Simplify and make language-independent
1150 (i386_pe_encode_section_info): Replace override of ambiguous
1151 dllimport symbol refs with a gcc_assert.
1152 (i386_pe_valid_dllimport_attribute_p): Define.
1153 * config/i386/winnt-cxx.c: New file. Define C++ versions of
1154 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1155 i386_pe_adjust_class_at_definition.
1156 * config/i386/winnt-stubs.c: New file. Define stub versions of
1157 lang-specific functions.
1158 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
1159 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1160 i386_pe_adjust_class_at_definition.
1161 (i386_pe_valid_dllimport_attribute_p): Declare.
1162 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
1163 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
1164 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
1167 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
1168 dllimport attribute with test of DECL_DLLIMPORT_P.
1170 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
1172 * combine.c (make_extraction): Correct offset computation.
1174 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
1176 * config/cris/t-linux (LIMITS_H_TEST): Define.
1178 2005-10-12 Richard Henderson <rth@redhat.com>
1181 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
1183 2005-10-12 Richard Guenther <rguenther@suse.de>
1185 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
1187 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
1190 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
1191 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
1194 2005-10-12 Richard Guenther <rguenther@suse.de>
1197 * varasm.c (output_constant): Correct typo from previous
1200 2005-10-11 Ian Lance Taylor <ian@airs.com>
1202 PR rtl-optimization/13931
1203 * combine.c: Revert patch of 2003-05-14, and:
1204 (try_combine): Only set elim_i1 and elim_i2 if the destination is
1205 completely killed in the appropriate insn.
1206 (distribute_notes): Don't skip multiple hard register test for
1207 elim_i1 and elim_i2.
1209 2005-10-11 Richard Henderson <rth@redhat.com>
1212 * c-typeck.c (convert_for_assignment): Use build_constructor_single
1213 to initialize a transparent union instead of a nop_expr.
1215 2005-10-11 Richard Henderson <rth@redhat.com>
1217 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
1218 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
1219 (tree_ssa_dce_loop): Call scev_reset.
1222 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
1223 * tree-ssa-dce.c: Include cfgloop.h.
1224 (tree_ssa_dce_loop, pass_dce_loop): New.
1225 * tree-pass.h (pass_dce_loop): Declare it.
1226 * passes.c (init_optimization_passes): Use it.
1228 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
1231 * convert.c (convert_to_real): Revert 2005-10-05 patch.
1232 Only apply the optimization for rounding builtins if the inner
1233 cast is also an extension.
1235 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
1238 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
1239 mark_new_vars_to_rename instead of update_stmt.
1241 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
1243 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
1245 2005-10-11 Jakub Jelinek <jakub@redhat.com>
1247 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
1248 for setting MMX register to 0 rather than mmx.
1250 2005-10-10 Steve Ellcey <sje@cup.hp.com>
1253 * configure.ac: Move gas check from mips specific case to common case.
1254 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
1255 * configure: Regenerate
1256 * doc/install.texi: Update.
1258 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1261 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
1263 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
1265 * gcc.c (do_spec_1): Accept numeric characters in file name
1268 2005-10-10 Nick Clifton <nickc@redhat.com>
1270 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
1271 describing the deleted arm_gen_rotated_half_load function.
1273 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
1275 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
1278 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
1280 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
1282 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
1283 (EXTRA_MULTILIB_PARTS): Define.
1284 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1285 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1286 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
1287 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1288 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1289 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
1291 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
1293 PR tree-optimization/24226
1294 * tree-cfg.c (remove_bb): Clean up unreachable loops.
1295 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
1296 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
1299 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1301 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
1303 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
1306 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
1307 Rewrite for no need for the early clobber.
1309 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1311 Merge from csl-arm-branch:
1312 2005-09-07 Paul Brook <paul@codesourcery.com>
1313 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
1316 2005-04-30 Paul Brook <paul@codesourcery.com>
1317 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
1318 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
1320 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
1321 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
1322 (arm_override_options): Use TARGET_AAPCS_BASED.
1323 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
1324 (PTRDIFF_TYPE): Use int for AAPCS.
1325 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
1326 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
1327 (DEFAULT_SHORT_ENUMS): Delete.
1328 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
1330 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
1331 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
1332 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
1333 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
1335 2004-12-03 Mark Mitchell <mark@codesourcery.com>
1336 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
1338 2004-11-22 Mark Mitchell <mark@codesourcery.com>
1339 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
1341 2004-11-19 Mark Mitchell <mark@codesourcery.com>
1342 * config.gcc (arm*-*-linux-gnueabi): Add it.
1343 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
1345 (TARGET_OS_CPP_BUILTINS): Likeiwse.
1346 * config/arm/linux-eabi.h: New file.
1347 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
1348 (LINUX_TARET_LINK_SPEC): Likewise.
1349 (LINK_SPEC): Use it.
1350 * config/arm/t-linux-eabi: New file.
1352 2005-10-08 Steven Bosscher <stevenb@suse.de>
1355 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
1357 (PARAM_SMS_DFA_HISTORY): Likewise.
1359 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1362 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
1363 (load_register_parameters): Call it.
1364 (check_sibcall_argument_overlap_1): Likewise.
1365 (store_one_arg): Likewise.
1367 2005-10-07 James E. Wilson <wilson@specifix.com>
1369 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
1370 DImode not VECINT24 for operand 2.
1373 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
1377 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
1378 fr_spill): Use destination_operand for operand 0.
1380 2005-10-07 DJ Delorie <dj@redhat.com>
1382 * varasm.c (output_constant): Limit error to expanding
1385 2005-10-07 Richard Guenther <rguenther@suse.de>
1388 * fold-const.c (fold_binary): Fix operand types during folding
1389 of X op (A, Y). Evaluation order of the side-effects of
1390 X and A are frontend-defined, so ensure we honour that even for
1391 tcc_comparison class operands; eased by removing duplicate code.
1393 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1395 * stor-layout.c (layout_type): Do not allow alignment of array
1396 elements to be greater than their size.
1398 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1400 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
1402 (hppa*-*-linux*): Ditto.
1403 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
1404 * config/host-hpux.c: New.
1405 * config/x-hpux: New.
1406 * config/pa/x-hpux: Remove.
1407 * config/pa/x-linux: Remove.
1408 * config/pa/pa-host.c: Remove.
1410 2005-10-07 Jeff Law <law@redhat.com>
1412 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
1413 determine whether or not to try and thread outgoing edges.
1415 2005-10-07 David Edelsohn <edelsohn@gnu.org>
1417 * config/rs6000/rs6000.md (eqsi_power): New.
1418 (neg_eq0si): Add TARGET_POWER to final condition.
1421 2005-10-06 Richard Henderson <rth@redhat.com>
1423 * config/rs6000/rs6000.c: Revert last change.
1425 2005-10-06 Richard Henderson <rth@redhat.com>
1427 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
1428 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
1430 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
1434 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
1435 out return_label and naked_return_label.
1437 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1439 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
1442 2005-10-06 Richard Henderson <rth@redhat.com>
1445 * tree-inline.c (declare_return_variable): Handle modify_dest not
1448 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1450 Fix PR tree-optimization/22488
1451 * tree-ssa-structalias.c (check_for_overlaps): New function.
1452 (create_variable_info_for): Use it.
1454 2005-10-06 Richard Henderson <rth@redhat.com>
1457 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
1458 (dwarf2out_start_source_file): Print it.
1460 2005-10-06 Geoffrey Keating <geoffk@apple.com>
1462 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
1464 2005-10-06 Richard Henderson <rth@redhat.com>
1467 * mode-switching.c (optimize_mode_switching): Clear transp bit
1468 for block with incomming abnormal edges.
1470 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
1471 (fpscr_set_from_mem): Use them.
1472 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
1473 (fpscr postinc splitters): Rewrite as peephole2+split.
1475 2005-10-06 David Edelsohn <edelsohn@gnu.org>
1477 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
1478 (eq<mode>_compare): Same.
1480 2005-10-06 Richard Guenther <rguenther@suse.de>
1482 PR tree-optimization/24238
1483 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
1485 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
1487 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
1488 here. Use AC_PATH_PROG for environment variables instead of
1490 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
1492 * configure: Regenerated.
1494 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
1497 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
1498 then force it into a register.
1499 (call_value): Likewise.
1501 2005-10-06 Richard Henderson <rth@redhat.com>
1504 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
1505 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
1506 under pass_vectorize.
1508 2005-10-05 Devang Patel <dpatel@apple.com>
1511 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
1512 handling constants. Check NAMESPACE_DECL context for constants.
1514 2005-10-05 Eric Christopher <echristo@apple.com>
1516 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
1518 2005-10-05 Richard Henderson <rth@redhat.com>
1521 * tree-cfg.c (mark_array_ref_addressable_1): New.
1522 (mark_array_ref_addressable): New.
1523 * tree-flow.h (mark_array_ref_addressable): Declare.
1524 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
1526 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
1530 * reload.c (subst_reloads): When adding a REG_LABEL to a
1531 jump instruction, also update JUMP_LABEL.
1533 2005-10-05 David Edelsohn <edelsohn@gnu.org>
1535 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
1536 * bb-reorder.c (copy_bb_p): Use it.
1537 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
1539 2005-10-05 Richard Henderson <rth@redhat.com>
1542 * toplev.c (process_options): Warn about unsupported combinations
1543 of unwind tables and omit-frame-pointer.
1544 * config/i386/i386.c (override_options): Similarly. Enable
1545 accumulate-outgoing-args if not explicitly disabled.
1547 2005-10-05 Steve Ellcey <sje@cup.hp.com>
1549 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
1550 Handle big endian vs. small endian.
1551 (vec_initv2sf): Handle big endian vs. small endian.
1552 (*vec_extractv2sf_1): Ditto.
1554 2005-10-05 Dale Johannesen <dalej@apple.com>
1556 * convert.c (convert_to_real): Don't convert
1557 (float)floor(double d) to floorf((float)d).
1559 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
1561 * config/arm/arm.md (insv): Use gen_int_mode in more places.
1563 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
1565 PR tree-optimization/18587
1566 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
1567 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
1568 build_vuses): Change to VEC type.
1569 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
1570 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
1571 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
1572 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
1573 (get_name_decl): New. Return DECL_UID of base variable.
1574 (operand_build_cmp): New. qsort comparison routine.
1575 (operand_build_sort_virtual): New. Sort virtual build vector.
1576 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
1577 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
1578 (FINALIZE_BASE): Use get_name_decl.
1579 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
1580 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
1581 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
1582 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
1583 direct VEC_* manipulations.
1584 (build_ssa_operands): Call operand_build_sort_virtual.
1585 (copy_virtual_operand, create_ssa_artficial_load_stmt,
1586 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
1587 with direct VEC_* manipulations.
1588 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
1589 with direct VEC manipulations.
1591 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
1593 PR tree-optimization/21419
1594 PR tree-optimization/24146
1595 PR tree-optimization/24151
1597 * c-typeck.c (readonly_error): Handle USE being lv_asm.
1598 (build_asm_expr): Call it if outputs are read-only.
1599 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
1601 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
1602 Paolo Bonzini <bonzini@gnu.org>
1606 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
1607 enable the instructions and not just the built-ins.
1608 * doc/invoke.texi (x86 Options): Likewise.
1610 2005-10-04 Geoffrey Keating <geoffk@apple.com>
1612 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
1614 * doc/invoke.texi (Option Summary): Correct spelling
1615 of -mmacosx-version-min.
1617 2005-10-04 Devang Patel <dpatel@apple.com>
1619 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
1622 2005-10-04 Steve Ellcey <sje@cup.hp.com>
1624 * tree-vect-transform.c (vect_create_epilog_for_reduction):
1625 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
1627 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
1629 * config/s390/s390.md ("TDSI","DP"): New mode macros.
1630 ("TE","tg"): New mode attributes.
1631 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
1632 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
1633 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
1634 dword_mode and one for GPRmode.
1636 2005-10-04 Ian Lance Taylor <ian@airs.com>
1638 PR preprocessor/13726
1639 * c-ppoutput.c (cb_include): Add comments parameter, and print out
1640 any comments passed in.
1642 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1644 * tree.c (annotate_with_file_line): Fix typo.
1646 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1649 * builtins.c (fold_builtin_memcmp): When constructing the pointer
1650 type used to access data in the inlined length == 1 case, use
1651 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
1652 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
1654 2005-10-04 Uros Bizjak <uros@kss-loka.si>
1656 * config/i386/i386.h (TARGET_FISTTP): Enable also for
1657 TARGET_SSE3 and only for TARGET_80387.
1658 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
1659 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
1660 Do not depend on TARGET_80387.
1662 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1664 * tree.c (last_annotated_node): Change type to location_t*.
1665 (annotate_with_file_line): Reflect the change of
1666 last_annotated_node type.
1668 2005-10-04 Richard Guenther <rguenther@suse.de>
1671 * c-decl.c (grokdeclarator): Don't write to fields
1674 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1677 * c-decl.c (finish_decl): Use set_user_assembler_name even for
1679 * varasm.c (make_decl_rtl): If a register variable does not
1680 have a set user assmbler name, error out.
1681 Decode the asmspec is now name+1 bypassing '*'.
1683 2005-10-04 Steven Bosscher <stevenb@suse.de>
1685 PR tree-optimization/23049
1686 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
1687 of a COND_EXPR is folded before calling fold on the whole rhs of a
1688 conditional assignment.
1689 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
1690 document that a COND_EXPR may appear there.
1692 2005-10-03 Diego Novillo <dnovillo@redhat.com>
1695 * tree-vrp.c (extract_range_from_assert): If the new numeric
1696 range created out of the assertion contradicts the existing
1697 numeric range of the ASSERT_EXPR variable, make the new range
1700 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
1702 * config/sh/sh.c (sh_register_move_cost): Add case for moving
1703 from T_REGS to FP register class.
1705 2005-10-03 Richard Henderson <rth@redhat.com>
1708 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
1709 before creating a new one.
1711 2005-10-03 David Edelsohn <edelsohn@gnu.org>
1713 * config/rs6000/t-aix43 (LDFLAGS): New.
1714 * config/rs6000/t-aix52 (LDFLAGS): New.
1716 2005-10-03 Ian Lance Taylor <ian@airs.com>
1718 * gimplify.c (find_single_pointer_decl_1): New static function.
1719 (find_single_pointer_decl): New static function.
1720 (internal_get_tmp_var): For a formal variable, set restrict base
1721 information if appropriate.
1722 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
1724 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
1725 (DECL_GET_RESTRICT_BASE): Define.
1726 (SET_DECL_RESTRICT_BASE): Define.
1727 (decl_restrict_base_lookup): Declare.
1728 (decl_restrict_base_insert): Declare.
1729 (struct tree_decl_with_vis): Add based_on_restrict_p field.
1730 * tree.c (restrict_base_for_decl): New static variable.
1731 (init_ttree): Initialize restrict_base_for_decl.
1732 (copy_node_stat): Copy restrict base information.
1733 (decl_restrict_base_lookup): New function.
1734 (decl_restrict_base_insert): New function.
1735 (print_restrict_base_statistics): New static function.
1736 (dump_tree_statistics): Call print_restrict_base_statistics.
1738 2005-10-02 Diego Novillo <dnovillo@redhat.com>
1741 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
1742 case of anti-ranges.
1744 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
1747 * c-typeck.c (tagged_tu_seen): Rename to ...
1748 (tagged_tu_seen_cache): this and add val field.
1749 (comptypes): Move functional to comptypes_internal
1750 and free tagged_tu_seen.
1751 (comptypes_internal): New function and call comptypes_internal
1752 instead of comptypes. Speed up by sibcalling
1753 tagged_types_tu_compatible_p.
1754 (alloc_tagged_tu_seen): New function
1755 (free_all_tagged_tu_seen_up_to): New function.
1756 (tagged_types_tu_compatible_p): Return the val of the seen two
1758 Add that the two types are the same to tagged_tu_seen_base
1759 if they are and call comptypes_internal instead of comptypes.
1760 <case UNION_TYPE>: Speed up common type where the fields are
1762 (function_types_compatible_p): Call comptypes_internal instead of
1764 (type_lists_compatible_p): Likewise.
1765 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
1767 2005-10-02 Matthias Klose <doko@debian.org>
1769 * doc/invoke.texi: Fix typo and speling error.
1771 2005-10-01 Richard Henderson <rth@redhat.com>
1773 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
1775 2005-10-01 Mark Mitchell <mark@codesourcery.com>
1777 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
1778 using --start-group and --end-group.
1780 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1782 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
1783 FIXME note regarding quirky semantics.
1785 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1788 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
1789 non-null range as a last resort.
1791 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
1792 Diego Novillo <dnovillo@redhat.com>
1795 * tree-vrp.c (extract_range_from_assert): For !=
1796 assertions, only build an anti-range if LIMIT is a
1797 single-valued range.
1799 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
1801 * arm.md (movqi): On thumb when optimizing, handle loading from
1802 memory by describing this as taking a subreg of a zero-extended load
1803 into an SImode register.
1806 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
1808 * reload1.c (merge_assigned_reloads): Do not change any
1809 RELOAD_FOR_OUTPUT_ADDRESS reloads.
1811 2005-09-30 Geoffrey Keating <geoffk@apple.com>
1813 * Makefile.in (LIPO_FOR_TARGET): Define.
1814 (STRIP_FOR_TARGET): Define.
1816 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
1817 before creating new ones. Do symlinks before creating the actual
1820 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
1821 to work out which multilibs are actually being built.
1823 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
1825 * tree-vect-transform.c, config/ms1/ms1.md,
1826 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
1827 Follow spelling conventions.
1828 * doc/invoke.texi, doc/md.texi: Fix typos.
1830 2005-09-30 Andrew Macleod <amacleod@redat.com>
1832 PR tree-optimization/21430
1833 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
1834 use operands, and set stmt pointer if need be.
1835 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
1836 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
1839 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1842 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
1844 2005-09-29 Mark Mitchell <mark@codesourcery.com>
1846 * optabs.c (expand_binop): Initialize first_pass_p.
1848 2005-09-29 Jakub Jelinek <jakub@redhat.com>
1851 * c-decl.c (c_write_global_declarations_1): If any
1852 wrapup_global_declaration_2 call returned true, restart the loop.
1854 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
1856 Fix PR tree-optimization/24117
1857 * tree-ssa-structalias.c (find_func_aliases): Strip nops
1858 before considering whether to use anyoffset.
1860 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1864 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1866 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1868 (swap_commutative_operands_with_target): New.
1870 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1873 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
1876 2005-09-29 Steven Bosscher <stevenb@suse.de>
1878 PR tree-optimization/23911
1879 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
1880 and IMAGPART_EXPR too.
1882 2005-09-28 Mark Mitchell <mark@codesourcery.com>
1885 * expmed.c (expand_shift): Move logic to reverse rotation
1886 direction when rotating by constants ...
1887 * optabs.c (expand_binop): ... here.
1888 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
1889 (ix86_rotrdi3): New pattern.
1890 (rotldi3): Handle 32-bit mode.
1891 (ix86_rotldi3): New pattern.
1893 2005-09-29 Alan Modra <amodra@bigpond.net.au>
1896 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
1897 check for numbers that need no bit twiddle.
1899 2005-09-28 Geoffrey Keating <geoffk@apple.com>
1901 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
1902 multilib to be built.
1904 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
1905 (stage1-start): Delete old libgcc and libunwind before moving
1906 anything into the stage directory.
1907 (stage2-start): Likewise.
1908 (stage3-start): Likewise.
1909 (stage4-start): Likewise.
1910 (stageprofile-start): Likewise.
1911 (stagefeedback-start): Likewise.
1912 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
1913 header in tm_file and CPU-specific t-darwin in tmake_file.
1914 (i[34567]86-*-darwin*): Don't change tm_file.
1915 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
1916 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
1917 shared library stub for target OS version.
1918 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
1919 (SHLIB_LINK): Don't make SHLIB_SOLINK.
1920 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
1921 (libgcc_s.%.dylib): New.
1923 (install-darwin-libgcc-stubs): New.
1924 (INSTALL_LIBGCC): New append.
1925 * config/i386/darwin-libgcc.10.4.ver: New.
1926 * config/i386/darwin-libgcc.10.5.ver: New.
1927 * config/i386/t-darwin: New.
1928 * config/rs6000/darwin-libgcc.10.4.ver: New.
1929 * config/rs6000/darwin-libgcc.10.5.ver: New.
1930 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
1931 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
1933 2005-09-28 Paul Brook <paul@codesourcery.com>
1935 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
1938 2005-09-28 Richard Guenther <rguenther@suse.de>
1940 PR tree-optimization/23853
1941 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
1942 host_integerp to verify misalignment value.
1944 2005-09-28 Richard Henderson <rth@redhat.com>
1946 * builtins.c (get_builtin_sync_mode): New.
1947 (expand_builtin_sync_operation): Pass in mode argument.
1948 (expand_builtin_compare_and_swap): Likewise.
1949 (expand_builtin_lock_test_and_set): Likewise.
1950 (expand_builtin_lock_release): Likewise.
1951 (expand_builtin): Update to match.
1953 2005-09-28 Nick Clifton <nickc@redhat.com>
1955 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
1956 formatting. Add check to PLUS case to ensure that the offset is
1957 within an acceptable range.
1959 * config/v850/v850.md (casesi): Disable the generation of the
1960 switch pattern as it is not being handled properly at the moment.
1962 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
1963 for when the high words are identical.
1965 2005-09-27 Richard Henderson <rth@redhat.com>
1967 * pretty-print.c (pp_base_format): Fix typo for %>.
1969 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
1970 Devang Patel <dpatel@apple.com>
1972 PR tree-optimization/23625
1973 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
1974 LABEL_EXPR, assertion check.
1976 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
1978 * optabs.c (no_conflict_move_test): Check if a result of a
1979 to-be-moved insn would be clobbered by an originally
1982 2005-09-27 Jeff Law <law@redhat.com>
1984 * passes.c (init_optimization_passes): Replace copy propagation
1985 passes immediately after DOM with phi-only copy propagation
1986 pases. Add phi-only copy propagation pass after first DOM pass.
1987 * tree-pass.h (pass_phi_only_copy_prop): Declare.
1988 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
1989 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
1990 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
1991 to init_copy_prop. Callers updated.
1992 (do_phi_only_copy_prop): New function.
1993 (pass_phi_only_copy_prop): New pass descriptor.
1995 2005-09-27 Nick Clifton <nickc@redhat.com>
1997 * libgcc2.c (__popcount_tab): Remove redundant prototype.
1999 2005-09-26 Jason Merrill <jason@redhat.com>
2002 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
2004 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
2006 2005-09-26 James E Wilson <wilson@specifix.com>
2008 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
2009 copyright. Add gcc copyright plus libgcc exception.
2010 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
2012 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
2014 2005-09-26 Jeff Law <law@redhat.com>
2016 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
2017 about when to iterate.
2019 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
2022 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
2023 for __complex__ double in -mcpu=G5 mode.
2025 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
2027 PR tree-optimization/23942
2028 * Makefile.in (SCEV_H): Depends on PARAMS_H.
2029 * tree-scalar-evolution.c: Include params.h.
2031 (follow_ssa_edge, follow_ssa_edge_in_rhs,
2032 follow_ssa_edge_in_condition_phi_branch,
2033 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
2034 Change return type to t_bool. Use a parameter to limit the size of
2035 trees that are walked before stopping
2036 (analyze_evolution_in_loop): Initialize the limit to 0.
2037 (follow_ssa_edge): Give up by returning t_dont_know if the limit
2038 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2040 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2043 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
2044 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
2046 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
2048 * combine.c (make_extraction): Check for valid use of subreg.
2050 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2053 * config/i386/i386.md ("*fistdi2_1"): New pattern.
2054 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
2055 ("fist<mode>2_with_temp"): Use only register operands.
2057 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
2059 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
2060 CALL_INSN_FUNCTION_USAGE.
2062 2005-09-26 Richard Guenther <rguenther@suse.de>
2065 * gcse.c: Include hashtab.h, define ldst entry hashtable.
2066 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
2067 (ldst_entry): Use the hashtable instead of list-walking.
2068 (find_rtx_in_ldst): Likewise.
2069 (free_ldst_entry): Free the hashtable.
2070 (compute_ld_motion_mems): Create the hashtable.
2071 (trim_ld_motion_mems): Remove entry from hashtable if
2072 removing it from list.
2073 (compute_store_table): Likewise^2.
2074 (store_motion): Free hashtable in case we did not see
2077 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
2079 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
2080 and arg1 if we are passing them to fold_build2.
2082 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
2085 * config/i386/i386.c (ix86_function_regparm): Fix the test for
2088 2005-09-25 Richard Henderson <rth@redhat.com>
2090 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
2091 SYMBOL_REF_TLS_MODEL to be correct.
2093 2005-09-24 Richard Henderson <rth@redhat.com>
2095 * ipa-type-escape.c (discover_unique_type): Remove dead code at
2096 end of function. Reindent.
2098 2005-09-24 Ian Lance Taylor <ian@airs.com>
2100 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
2101 NEGATE_EXPR/BIT_NOT_EXPR case.
2103 2005-09-24 Richard Henderson <rth@redhat.com>
2105 * c-common.c (handle_mode_attribute): When not modifying in place,
2106 create subtypes for enumerations.
2107 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
2108 * gimplify.c (create_tmp_from_val): Likewise.
2110 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
2112 * config/i386/i386.md (*tls_global_dynamic_64,
2113 *tls_local_dynamic_base_64): Add missing mode to call.
2114 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
2116 2005-09-24 Jan Hubicka <jh@suse.cz>
2118 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
2119 (cgraph_clone_node): Likewise.
2120 * cgraph.h (cgraph_clone_edge): Update prototype.
2121 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
2122 duplicated prototypes; add updating argument.
2123 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
2124 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
2126 (cgraph_mark_inline_edge): Likewise.
2127 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
2128 (cgraph_flatten_node): Likewise.
2129 (cgraph_decide_recursive_inlining): Likewise.
2130 (cgraph_decide_inlining_of_small_function): Likewise.
2131 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2133 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2134 Pete Steinmetz <steinmtz@us.ibm.com>
2136 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
2137 (rldic.): Set type to "compare".
2139 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
2140 mfjmpr for MFCTR/MFLR.
2141 (movdf_hardfloat64): Same.
2142 (movdf_softfloat64): Same. Correct order of store and move types.
2143 (movti_string): Set type to store_ux/load_ux.
2144 (load_multiple): Set type to load_ux.
2145 (store_multiple): Set type to store_ux.
2146 (movmemsi): Set type to store_ux.
2147 (output_cbranch direct_return): Set type to jmpreg.
2148 (stmw): Set type to store_ux.
2149 (lmw): Set type to load_ux.
2150 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
2151 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
2152 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
2153 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
2154 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
2155 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
2156 (rios1-fpstore): Increase latency to 3.
2157 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
2158 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
2160 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2161 Andrew Pinski <pinskia@physics.uc.edu>
2163 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
2164 operand2 constraint to "b".
2165 (sync_<fetchop_name>di_internal): Same.
2166 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
2168 (sync_old_<fetchop_name>di_internal): Same.
2169 (sync_new_<fetchop_name>si_internal): Same.
2170 (sync_new_<fetchop_name>di_internal): Same.
2172 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
2175 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
2176 case, define as macros.
2178 PR rtl-optimization/23837
2179 * optabs.c (no_conflict_move_test): Don't set must_stay for a
2180 clobber / clobber match between dest and p->first.
2182 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
2183 (no_conflict_move_test): Update comments.
2185 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
2187 * doc/install.texi: Update URL for Jacks.
2188 * doc/sourcebuild.texi: Likewise.
2190 2005-09-22 David Edelsohn <edelsohn@gnu.org>
2193 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
2194 registers when choosing register preferences.
2195 (movdf_hardfloat64): Same.
2197 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
2199 * expmed.c (expand_shift): Don't use the target of the rotate as
2200 target for the first expanded shift insn.
2201 * testsuite/gcc.dg/20050922-1.c: Testcase added.
2203 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
2205 PR tree-optimization/22438
2206 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
2207 preserved iv rhs rewriting specially.
2209 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
2211 * tree-data-ref.c (analyze_array_indexes): Only estimate when
2212 estimate_only is true.
2213 * tree-flow.h (ref_contains_indirect_ref): New prototype.
2214 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
2215 tree-ssa-structalias.c
2216 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
2217 ref_contains_indirect_ref.
2218 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
2220 2005-09-21 DJ Delorie <dj@redhat.com>
2222 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
2224 (mn10300_return_in_memory): Support variable size types also.
2225 (mn10300_pass_by_reference): Likewise.
2226 (mn10300_function_value): New.
2227 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
2228 (FUNCTION_OUTGOING_VALUE): Likewise.
2229 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
2230 * doc/invoke.texi: Document it.
2232 2005-09-21 Uros Bizjak <uros@kss-loka.si>
2235 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
2236 force integer op1 into register for XFmode compares.
2238 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
2241 * expmed.c (alg_code): Add alg_impossible.
2242 (alg_hash_entry): Add cost.
2243 (synth_mult): Record alg_impossible in the hash table if
2244 multiplication by a given integer is impossble within the
2245 limit. Speed up using alg_impossible.
2247 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2249 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
2250 argument. Allow and set any offset if needs_anyoffset is passed
2252 (get_constraint_for): Add argument here too.
2254 (do_structure_copy): Pass NULL to get_constraint_for.
2255 (handle_ptr_arith): Ditto.
2256 (find_func_aliases): Ditto.
2258 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
2260 PR rtl-optimization/23898
2261 * output.h (get_attr_min_length): Declare.
2262 * final.c (get_attr_length_1): New function, broken out of:
2264 (get_attr_min_length): New function.
2265 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
2266 (duplicate_computed_gotos): Likewise.
2267 * genattr.c (insn_min_length): Generate declaration.
2268 * genattrtab.c (min_fn, min_attr_value): New functions.
2269 (make_length_attrs): Generate insn_min_length.
2271 2005-09-20 Steve Ellcey <sje@cup.hp.com>
2273 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
2275 2005-09-20 Richard Henderson <rth@redhat.com>
2277 PR tree-optimization/24059
2278 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
2281 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
2283 * c.opt (fextended-identifiers): New.
2284 * c-opts.c (c_common_handle_option): Handle
2285 -fextended-identifiers.
2286 * doc/cpp.texi: Update documentation of extended identifiers.
2287 * doc/cppopts.texi (-fextended-identifiers): Document.
2289 2005-09-20 Jakub Jelinek <jakub@redhat.com>
2291 PR tree-optimization/23929
2292 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
2295 PR tree-optimization/23818
2296 * tree-stdarg.c (execute_optimize_stdarg): Call
2297 calculate_dominance_info.
2299 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2301 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
2302 (analyze_siv_subscript_cst_affine): Add weak SIV test.
2303 (compute_overlap_steps_for_affine_1_2): Use
2304 get_number_of_iters_for_loop.
2305 (analyze_subscript_affine_affine): Check whether difference is
2307 Use get_number_of_iters_for_loop.
2308 Check whether overlap occurs outside of bounds.
2309 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
2311 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
2313 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
2314 base register if possible.
2316 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
2318 PR tree-optimization/18463
2319 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
2320 converting it directly is not possible.
2321 (chrec_convert_aggressive): New function.
2322 * tree-chrec.h (chrec_convert_aggressive): Declare.
2323 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
2324 Fold chrec conversions aggressively if asked to.
2325 (instantiate_parameters): Modified because of changes in
2326 instantiate_parameters_1.
2328 2005-09-19 Richard Henderson <rth@redhat.com>
2330 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
2331 (reduc_splus_v2df): New.
2333 2005-09-19 Richard Sandiford <richard@codesourcery.com>
2335 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
2336 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
2338 2005-09-19 Richard Henderson <rth@redhat.com>
2340 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
2343 2005-09-19 Richard Henderson <rth@redhat.com>
2345 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
2346 (ia64_expand_dot_prod_v8qi): New.
2347 * config/ia64/ia64-protos.h: Update.
2348 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
2349 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
2350 sdot_prodv8qi, sdot_prodv4hi): New.
2351 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
2353 2005-09-19 Richard Henderson <rth@redhat.com>
2356 * real.c (exact_real_truncate): Return false if the format cannot
2357 represent the number as a normal.
2359 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
2360 for a memory source.
2362 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
2364 * tree-ssa-operands.c (swap_tree_operands): Export.
2365 * tree.h (swap_tree_operands): Declare.
2366 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
2367 Call swap_tree_operands.
2369 2005-09-19 Richard Henderson <rth@redhat.com>
2371 * tree-flow.h (merge_alias_info): Declare.
2372 * tree-ssa-copy.c (merge_alias_info): Export.
2373 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
2374 (vect_create_data_ref_ptr): Use create_iv directly.
2375 (vectorizable_load): Use correct types for integer constants.
2376 (vect_generate_tmps_on_preheader): Likewise.
2377 (vect_gen_niters_for_prolog_loop): Likewise.
2379 2005-09-19 Steven Bosscher <stevenb@suse.de>
2381 PR rtl-optimization/23943
2382 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
2384 2005-09-18 Jan Hubicka <jh@suse.cz>
2386 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
2388 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
2390 * varasm.c (output_constant): Do not abort on conversions to union
2391 types between different sizes.
2393 2005-09-18 Richard Guenther <rguenther@suse.de>
2396 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
2399 2005-09-18 Paul Brook <paul@codesourcery.com>
2401 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
2403 2005-09-17 Richard Henderson <rth@redhat.com>
2405 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
2406 * tree-ssa-loop.c (pass_vect_dce): Remove.
2407 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
2410 2005-09-17 Richard Henderson <rth@redhat.com>
2412 * tree-pass.h (pass_vect_dce): Declare.
2413 * passes.c (init_optimization_passes): Add it.
2414 * tree-flow.h (tree_ssa_dce): Declare.
2415 * tree-ssa-dce.c (tree_ssa_dce): Export.
2416 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
2417 (gate_tree_vectorize): ... here.
2418 (pass_vect_dce): New.
2420 2005-09-17 Jan Hubicka <jh@suse.cz>
2422 * except.c (struct eh_status): Turn region_array into vec.
2423 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
2424 convert_from_eh_region_ranges, find_exception_handler_labels,
2425 current_function_has_exception_handlers, assign_filter_values,
2426 build_post_landing_pads, dw2_build_landing_pads,
2427 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
2428 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
2429 foreach_reachable_handler, can_throw_internal_1,
2430 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
2432 (duplicate_eh_region_1): Update region_array.
2433 (duplicate_eh_regions): Resize region_array and avoid recomputing.
2435 2005-09-17 David Edelsohn <edelsohn@gnu.org>
2438 * expmed.c (expand_mult): Substitute simple register for op0 when
2441 2005-09-17 Richard Henderson <rth@redhat.com>
2443 * expr.c (emit_move_via_integer): Add force argument, pass it on
2444 to emit_move_change_mode. Update callers.
2445 (emit_move_complex): Pass true to new force argument.
2446 * function.c (expand_function_end): Move expand_eh_return call
2447 earlier. Merge sub-word complex values into a pseudo before
2448 copying to the return hard register.
2450 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
2452 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
2453 between different sizes.
2455 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
2459 * passes.c (init_optimization_passes): Register dump files for
2462 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
2464 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
2465 * config/s390/s390.c (s390_overlap_p): New function.
2466 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
2467 peephole2, "*xc" peephole2): Added overlap check to the peephole2
2470 2005-09-16 Richard Guenther <rguenther@suse.de>
2472 * ipa-pure-const.c (static_execute): Free auxiliar information.
2473 * ipa-type-escape.c (discover_unique_type): Free temporary key.
2474 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
2476 2005-09-15 DJ Delorie <dj@redhat.com>
2478 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
2480 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
2482 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2484 (swap_commutative_operands_with_target): New.
2486 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
2488 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
2491 (estimate_iters_using_array): New function.
2492 * tree-data-ref.h (estimate_iters_using_array): Prototype
2493 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
2494 Use estimate_iters_using_array instead of analyze_array.
2496 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
2498 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
2501 2005-09-15 Michael Matz <matz@suse.de>
2503 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
2505 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
2507 PR tree-optimization/23835
2508 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
2509 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
2511 2005-09-14 Richard Henderson <rth@redhat.com>
2513 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
2514 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
2516 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
2518 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
2519 in the ARRAY_TYPE case.
2521 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
2523 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
2525 2005-09-14 Uros Bizjak <uros@kss-loka.si>
2528 * tree-vect-transform.c (vectorizable_operation): Return false for
2529 scalar shift operations and for vector shift operations with
2530 non-invariant shift arguments. Use scalar tree operand op1 as
2531 a shift operand when vector shift insn pattern uses scalar shift
2533 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
2535 2005-09-14 Olivier Hainque <hainque@adacore.com>
2537 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
2538 value if it has side-effects.
2540 2005-09-14 David Edelsohn <edelsohn@gnu.org>
2543 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
2545 2005-09-14 Alan Modra <amodra@bigpond.net.au>
2547 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
2548 passed as NAME as if it were label at start of function code.
2550 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
2552 * config/sh/sh.md (*movv4sf_i): Add general register cases to
2555 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
2557 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
2558 as early clobber. Rewrite so the PIC register is not implicitly used.
2560 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2562 * tree.c (annotate_with_file_line): Compare line numbers before
2565 2005-09-13 Uros Bizjak <uros@kss-loka.si>
2568 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
2569 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
2571 2005-09-13 Ian Lance Taylor <ian@airs.com>
2573 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
2574 than a HOST_WIDEST_INT to gen_doloop_begin.
2576 2005-09-13 Diego Novillo <dnovillo@redhat.com>
2578 * tree-dfa.c (dump_variable): Guard against NULL annotations.
2580 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
2582 PR tree-optimize/23817
2583 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
2585 2005-09-13 Alan Modra <amodra@bigpond.net.au>
2588 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
2589 word before changing the stack pointer. Use gen_frame_mem for MEMs.
2590 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
2591 (restore_stack_nonlocal): Likewise.
2592 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
2594 2005-09-12 Ian Lance Taylor <ian@airs.com>
2597 * c.opt (ffriend-injection): New C++ option.
2598 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
2599 (C++ Dialect Options): Document -ffriend-injection.
2601 2005-09-12 Josh Conner <jconner@apple.com>
2604 * ipa-reference.c (static_execute): Don't mark variables in
2605 named sections TREE_READONLY.
2607 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2609 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
2612 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
2614 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
2615 V_MUST_DEF instead of just the first_use_p.
2616 Don't mark the virtual variables for renaming on the statement which
2618 (pass_dse): Remove TODO_update_ssa.
2620 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
2623 * stor-layout.c (compute_record_mode): For records with a single
2624 field, actually check the field's mode size against the type size.
2626 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
2627 registers for TARGET_SHMEDIA.
2628 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
2629 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
2630 of GENERAL_REGS and FP_REGS.
2632 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
2634 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
2636 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2638 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
2639 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
2640 are omitted. Exclude stack_tie insn too.
2642 2005-09-11 David Edelsohn <edelsohn@gnu.org>
2644 PR rtl-optimization/23098
2645 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
2647 * config/rs6000/rs6000.md (movdf splitter): Use
2648 const_double_operand predicate for TARGET_POWERPC64.
2649 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
2650 SYMBOL_REF method to ABI_V4.
2652 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
2653 replace_equiv_address.
2654 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
2655 rs6000_sr_alias_set and MEM_NOTRAP.
2656 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
2658 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
2660 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
2661 handle CALL_EXPR again.
2663 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
2665 * arm/predicates.md (alignable_memory_operand): Delete.
2667 2005-09-10 Richard Henderson <rth@redhat.com>
2670 * dbxout.c (dbxout_expand_expr): New.
2671 (dbxout_symbol): Use it.
2673 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
2675 * arm.c (arm_gen_rotated_half_load): Delete.
2676 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
2677 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
2678 (thumb_set_return_address): Likewise.
2679 (thumb_load_double_from_address): Use adjust_address.
2680 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
2681 (extendhsisi2_mem, movhi_bytes): Use change_address.
2682 (movhi): Use widen_memory_access.
2683 (reload_out_df): Use replace_equiv_address.
2684 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
2686 2005-09-09 Richard Henderson <rth@redhat.com>
2689 * dbxout.c: Include expr.h.
2690 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
2691 (dbxout_symbol): Handle DECL_VALUE_EXPR.
2692 * Makefile.in (dbxout.o): Add EXPR_H.
2694 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
2696 PR tree-optimization/23509
2697 * tree-cfg.c (replace_uses_by): Use replace_exp.
2698 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
2699 pointers have name_mem_tag or type_mem_tag set.
2701 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2703 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
2704 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
2705 of wrongly accessing operands.
2707 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2709 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
2710 * tree-chrec.c: Include tree-scalar-evolution.h.
2711 (chrec_convert): Instantiate the base and step before calling
2712 scev_probably_wraps_p that would fail on parametric evolutions.
2713 Collect all the fails into a single section failed_to_convert,
2714 print a diagnostic, and return chrec_dont_know instead of calling
2716 * tree-scalar-evolution.c (loop_closed_phi_def): New.
2717 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
2719 (scev_const_prop): Don't replace the definition of a loop closed ssa
2720 phi node by itself, or by another loop closed ssa phi node.
2721 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
2722 that base and step are defined.
2724 2005-09-09 Richard Guenther <rguenther@suse.de>
2727 * fold-const.c (fold_ternary): Check truth_value_p before
2728 calling invert_truthvalue.
2730 2005-09-09 Nick Clifton <nickc@redhat.com>
2732 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
2733 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
2734 dimension of these arrays.
2735 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
2737 * longlong.h: Only provide a prototype for the __clz_tab[] array
2738 if this header has not been included from libgcc2.h.
2739 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
2741 Provide prototypes for exported functions.
2742 Use the __clz_tab[] and __popcount_tab[] arrays provided by
2745 2005-09-08 Josh Conner <jconner@apple.com>
2749 * expr.c (expand_expr_addr_expr_1): Don't invoke
2750 expand_simple_binop for EXPAND_INITIALIZER.
2752 2005-09-08 Richard Henderson <rth@redhat.com>
2755 * toplev.c (wrapup_global_declaration_1): Split out ...
2756 (wrapup_global_declaration_2): ... from ...
2757 (wrapup_global_declarations): ... here. Return bool.
2758 (check_global_declaration_1): Split out ...
2759 (check_global_declarations): from here.
2760 (emit_debug_global_declarations): New.
2761 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
2762 check_global_declaration_1, emit_debug_global_declarations): Declare.
2763 * c-decl.c (c_write_global_declarations_1): Don't create a vector
2764 of decls. Call wrapup_global_declaration_1,
2765 wrapup_global_declaration_2, check_global_declaration_1 directly.
2766 (c_write_global_declarations_2): New.
2768 (c_write_global_declarations): Call c_write_global_declarations_2.
2769 * langhooks.c (write_global_declarations): Call
2770 emit_debug_global_declarations.
2772 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
2773 remove decls that have DECL_RTL_SET_P.
2774 * passes.c (rest_of_decl_compilation): Invoke
2775 cgraph_varpool_finalize_decl for all but functions.
2777 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2779 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
2780 the result of a conversion if the new min and max cannot be compared.
2782 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
2784 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
2785 (override_options): Setting s390_sr_alias_set removed.
2786 (save_fpr, save_gprs): Set alias set to vararg or frame.
2787 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
2788 s390_sr_alias_set with get_frame_alias_set ().
2789 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
2790 get_varargs_alias_set ().
2792 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2796 * c-parser.c (c_parser_objc_method_definition): If the next
2797 token is not "{", error out and don't start the function.
2799 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2801 * tree-vrp.c (extract_range_from_expr): Move the check for non
2802 nullness after the check for gimple invariant.
2804 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2806 * tree.c (host_integerp, tree_low_cst): Correct function comment.
2808 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2811 * config/m32r.md (movmemsi_internal): Canonicalize order of
2812 operands in PLUS component of template.
2814 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
2816 * reload1.c (fixup_eh_region_note): Remove assertion.
2817 (fixup_abnormal_edges): Reverted removal of call to
2818 find_many_sub_basic_blocks made on 2005-08-31.
2820 2005-09-07 Richard Henderson <rth@redhat.com>
2822 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
2823 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
2824 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
2825 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
2826 rearrange for better packing.
2827 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
2828 (lookup_cfa_1): Remove inline marker.
2829 (cfa_equal_p): Split out of ...
2830 (def_cfa_1): ... here. Use INVALID_REGNUM.
2831 (build_cfa_loc): Handle !cfa->indirect.
2832 (frame_pointer_cfa_offset): New.
2833 (dbx_reg_number): Assert register elimination performed; do
2834 leaf register remapping.
2835 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
2836 (eliminate_reg_to_offset): New.
2837 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
2838 for verifiably local stack frame addresses; re-base to CFA.
2839 (mem_loc_descriptor): Remove can_use_fbreg argument.
2840 (concat_loc_descriptor, loc_descriptor): Likewise.
2841 (containing_function_has_frame_base): Remove.
2842 (rtl_for_decl_location): Don't do register elimination or
2843 leaf register remapping here.
2844 (secname_for_decl): Split out from ..
2845 (add_location_or_const_value_attribute): ... here.
2846 (convert_cfa_to_loc_list): New.
2847 (compute_frame_pointer_to_cfa_displacement): New.
2848 (gen_subprogram_die): Use them.
2849 * tree.h (frame_base_decl): Remove.
2850 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
2851 (prologue_stack_adjust): Remove.
2852 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
2853 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
2854 (set_frame_base_location): Remove.
2855 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
2856 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
2857 (vt_add_function_parameters): Don't eliminate_regs.
2858 (vt_initialize): Don't create frame_base_decl.
2860 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2862 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
2863 version of GNU binutils for 4.x and later.
2865 2005-09-06 Mark Mitchell <mark@codesourcery.com>
2867 * ggc-page.c (ggc_push_context): Remove.
2868 (ggc_pop_context): Likewise.
2869 * ggc.h (ggc_push_context): Remove.
2870 (ggc_pop_context): Likewise.
2872 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2875 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
2876 returning from an interrupt handler.
2878 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2881 * config/arc/arc.c (output_shift): Add check for loop count when
2884 2005-09-06 Steven Bosscher <stevenb@suse.de>
2886 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
2888 (abs_replacement): Likewise.
2889 (pass_phiopt): Remove TODO_update_ssa.
2891 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2894 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
2895 if "return with no value, in function returning non-void" warning
2897 * tree-cfg.c (execute_warn_function_return): Don't look at
2898 RETURN_EXPRs with TREE_NO_WARNING set.
2901 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
2902 for internal functions doesn't use registers used by global registers
2903 variables. Use fewer register parameters if there are global register
2906 2005-09-06 Olivier Hainque <hainque@adacore.com>
2907 Eric Botcazou <ebotcazou@adacore.com>
2910 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
2911 when we would be extracting outside its bit span (bitpos+bitsize
2912 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
2913 Ada unchecked conversions.
2915 2005-09-06 Steven Bosscher <stevenb@suse.de>
2917 * tree-ssa-pre.c (try_look_through_load): New function.
2918 (compute_avail): Use it to try to look through loads for some
2919 more useful expressions.
2921 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2923 * simplify-rtx.c (simplify_binary_operation_1): Correct the
2924 condition for detecting cases like (a&a) and (a^a).
2926 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
2928 * common.opt: Add option ftree-vect-loop-version.
2929 * params.def: Add --param vect-max-version-checks.
2930 * doc/invoke.texi: Document ftree-vect-loop-version and
2931 --param vect-max-version-checks.
2932 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
2933 may_misalign_stmts and defines for accessors.
2934 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
2935 LOOP_VINFO_MAY_MISALIGN_STMTS.
2936 (destroy_loop_vec_info): VEC_free for
2937 LOOP_VINFO_MAY_MISALIGN_STMTS.
2938 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2939 Update documentation.
2940 (vect_update_misalignment_for_peel): New.
2941 (vect_enhance_data_refs_alignment): Update to choose loop
2942 peeling or loop versioning if appropriate for the (potentially)
2943 unaligned data references in the loop.
2944 (vect_analyze_data_refs_alignment): Remove call to
2945 vect_enhance_data_refs_alignment so the checks can be done
2947 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
2948 and move up call to vect_analyze_data_refs_alignment.
2949 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
2950 (vect_transform_loop): Add call to loop_version.
2952 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2954 PR rtl-optimization/23098
2955 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
2956 * simplify-rtx.c (constant_pool_reference_p): New function.
2957 * rtl.h (constant_pool_reference_p): New prototype.
2958 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
2959 constant_pool_reference_p in condition and
2960 avoid_constant_pool_reference in preparation statements.
2962 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
2964 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
2965 STRICT_LOW_PART SETs.
2967 2005-09-06 Alan Modra <amodra@bigpond.net.au>
2970 * except.c (sjlj_emit_function_enter): Find the function begin
2971 note even when it's not in first basic block.
2973 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
2975 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
2976 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
2977 * aclocal.m4: Regenerate.
2979 2005-09-05 DJ Delorie <dj@redhat.com>
2981 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
2984 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
2986 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
2987 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
2988 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
2989 Follow spelling conventions.
2990 * doc/invoke.texi: Follow spelling conventions.
2992 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2994 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
2995 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
2996 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
2998 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
3001 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
3002 (output_stack_adjust): Use gen_tmp_stack_mem.
3003 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
3004 (sh_set_return_address, sh_allocate_initial_value): Likewise.
3005 (sh_get_pr_initial_val): Likewise.
3006 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
3007 (sh_initialize_trampoline): Likewise. Also use adjust_address.
3008 * sh.md (divsi_inv_m0): Use gen_const_mem.
3009 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
3010 (movdf_i4+1): Use gen_tmp_stack_mem.
3011 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
3012 (fpu_switch+2): Likewise.
3013 (movv4sf_i, movv16sf_i): Use adjust_address.
3014 (symGOT_load): Set MEM_NOTRAP_P bit.
3016 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3019 * pa.c (emit_move_sequence): Fix typo in last change.
3021 2005-09-03 Jakub Jelinek <jakub@redhat.com>
3023 PR rtl-optimization/23454
3024 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
3027 2005-09-03 Richard Henderson <rth@redhat.com>
3028 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3031 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
3034 2005-09-02 Nicolas Pitre <nico@cam.org>
3036 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
3037 to bit_count to 32 bits.
3039 2005-08-31 Mark Mitchell <mark@codesourcery.com>
3042 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
3043 generating synthetic loads from volatile lvalues.
3045 005-09-02 Nick Clifton <nickc@redhat.com>
3047 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
3048 __ctzhi2, __clzhi2): New functions.
3050 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
3053 * tree-nested.c (struct var_map_elt): Mark with GTY.
3054 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
3056 (lookup_field_for_decl): Allocate new element in GC memory.
3057 (lookup_tramp_for_decl): Likewise.
3058 (convert_nl_goto_reference): Likewise
3059 (create_nesting_tree): Allocate info in GC memory. Likewise for
3061 (free_nesting_tree): Free with ggc_free instead of free.
3062 (root): New static variable.
3063 (lower_nested_functions): Remove root as local variable. And zero out
3064 root at the end of the function.
3066 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
3068 PR rtl-optimization/20365
3069 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
3070 to short. New member ix.
3071 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
3072 (simplify_plus_minus): Initialize ix members before calling qsort.
3074 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
3076 PR tree-optimization/23626
3077 * tree-cfg.c (replace_uses_by): Clean up eh info.
3079 2005-09-01 DJ Delorie <dj@redhat.com>
3081 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
3084 2005-09-01 David Edelsohn <edelsohn@gnu.org>
3086 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
3087 (rs6000_split_multireg_move): Use replace_equiv_address instead of
3090 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
3092 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
3093 do not issue warning for a variable definition following
3096 2005-09-01 Richard Henderson <rth@redhat.com>
3099 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
3100 conversion to CONST_VECTOR.
3102 2005-09-01 Richard Henderson <rth@redhat.com>
3105 * reload1.c (reload_as_needed): Check !CALL_P before calling
3106 fixup_eh_region_note.
3107 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
3109 2005-09-01 DJ Delorie <dj@redhat.com>
3111 * varasm.c (output_constant): Let the target resolve
3112 conversions of addresses to non-default pointer sizes.
3114 2005-09-01 Nicolas Pitre <nico@cam.org>
3116 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
3117 to alow matching ARM pre-indexed addressing mode.
3118 (arm_override_options): Remove now irrelevant comment.
3120 2005-09-01 Phil Edwards <phil@codesourcery.com>
3122 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
3123 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
3124 * config/i386/vxworks.h: Likewise.
3125 * config/i386/t-vxworksae: New file, for VxWorks AE.
3126 * config/i386/vxworksae.h: Likewise.
3128 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
3130 PR tree-optimization/23410
3131 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
3132 sequence is not wrapping during the first step.
3134 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3137 * dwarf2out.c (base_type_die): Compare char_type_node with
3138 TYPE_MAIN_VARIANT (type), not type.
3140 2005-09-01 Richard Guenther <rguenther@suse.de>
3142 PR tree-optimization/15366
3143 * common.opt: Add -finline-functions-called-once.
3144 Put -fearly-inlining in alphabetically ordered place.
3145 * doc/invoke.texi: Document new option.
3146 * ipa-inline.c (cgraph_decide_inlining): Honour
3147 flag_inline_functions_called_once.
3149 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3151 PR rtl-optimization/23478
3152 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
3153 (alloc_qty): Initialize it.
3154 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
3155 (combine_regs): Combine also n_throwing_calls_crossed fields.
3156 (find_free_reg): Don't attempt to caller-save pseudos crossing
3157 calls that might throw.
3158 * global.c (struct allocno): Add throwing_calls_crossed field.
3159 (global_alloc): Revert 2005-08-22 change. Initialize
3160 throwing_calls_crossed.
3161 (find_reg): Don't attempt to caller-save pseudos crossing calls that
3164 2005-09-01 Alan Modra <amodra@bigpond.net.au>
3167 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
3168 (mask64_operand): Reinstate code prior to 2005-06-11 change.
3169 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
3170 (and64_2_operand): Tweak to use predicate.
3171 (and_operand): Adjust for mask_operand changes.
3172 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
3173 (print_operand): Likewise.
3174 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
3175 (mask64_1or2_operand): Delete.
3176 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
3177 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
3178 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
3179 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
3180 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
3181 (rotldi3_internal4): Likewise.
3182 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
3183 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
3184 (ashldi3_internal7): Likewise.
3185 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
3186 (ashldi3_internal, ashldi3_internal9 split): Likewise.
3187 (anddi3 split): Don't match mask64_operand.
3188 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
3189 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
3190 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
3191 't' splitter predicate.
3192 (movdi_internal64 + 2): Revert 2005-06-11 change.
3194 2005-08-31 DJ Delorie <dj@redhat.com>
3196 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
3197 (m32c_asm_integer): Add support for 32 bit pointers.
3199 2005-08-31 Richard Henderson <rth@redhat.com>
3201 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
3202 component-like references for setting MEM_NOTRAP_P.
3204 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
3205 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
3207 2005-08-31 Richard Henderson <rth@redhat.com>
3209 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
3210 into a pseudo before applying gen_lowpart.
3212 2005-08-31 Geoffrey Keating <geoffk@apple.com>
3214 * doc/install.texi (Specific): Update cctools version required
3215 for full functionality.
3216 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
3217 linkers as -macosx_version_min.
3219 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
3222 * sh.c (print_operand, %R and %S): Add handling of floating point
3223 registers, memory, constants and invalid operands.
3225 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
3227 * ipa-pure-const.c: Change dump name.
3229 2005-08-31 Uros Bizjak <uros@kss-loka.si>
3232 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
3233 to "reg_or_0_operand".
3234 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
3236 2005-08-31 Dale Johannesen <dalej@apple.com>
3238 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
3239 loops that count down.
3241 2005-08-31 Richard Henderson <rth@redhat.com>
3244 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
3245 (fixup_eh_region_note): New.
3246 (reload_as_needed): Call it.
3247 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
3248 don't call find_many_sub_basic_blocks; call verify_flow_info.
3249 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
3250 (keep_stack_depressed): Likewise.
3251 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
3253 2005-08-31 Richard Henderson <rth@redhat.com>
3255 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
3258 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
3260 * expr.c (expand_expr_real_1): Compare size of address
3261 mode to target's address mode size in deciding expansion of
3262 the constant address.
3264 2005-08-31 Richard Guenther <rguenther@suse.de>
3267 * expr.c (all_zeros_p): New function.
3268 (expand_expr_real_1): Handle the case of an all-zero
3269 non-addressable constructor separately.
3271 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
3273 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
3274 arguments, adjust all callers.
3275 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
3277 2005-08-30 Richard Henderson <rth@redhat.com>
3280 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
3281 whenever the mode sizes match.
3283 2005-08-31 Alan Modra <amodra@bigpond.net.au>
3285 * calls.c (load_register_parameters): Fix comment typo.
3286 * expr.c (emit_push_insn): Comment formatting.
3288 2005-08-30 Ian Lance Taylor <ian@airs.com>
3290 * config/i386/x-cygwin (host-cygwin): Change dependency from
3291 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
3293 2005-08-29 Geoffrey Keating <geoffk@apple.com>
3295 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
3298 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
3301 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
3302 call to ggc_collect.
3304 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
3307 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
3308 beginning. Remove $(INCLUDES) from all the rules, if following
3309 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
3311 2005-08-29 Jakub Jelinek <jakub@redhat.com>
3314 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
3315 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
3316 not constant, but maxlen is, don't set len to maxlen, rather
3317 set maxlen to len if len is a constant.
3319 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
3321 PR tree-optimization/23475
3322 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
3325 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
3327 Fix PR middle-end/22455
3329 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
3330 Checksum only the parts of the tree that exist for the tree code.
3332 2005-08-28 Dale Johannesen <dalej@apple.com>
3334 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
3336 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
3338 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
3340 2005-08-28 Richard Henderson <rth@redhat.com>
3342 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
3343 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
3346 2005-08-28 Jakub Jelinek <jakub@redhat.com>
3349 * builtins.c (get_memory_rtx): Don't strip nops
3350 in between COMPONENT_REFs.
3352 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
3355 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
3357 (gimplify_modify_expr): Check for zero sized types and gimplify the
3358 rhs and lhs as statements.
3360 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
3363 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
3364 state for return address column of signal frames.
3366 2005-08-27 David Edelsohn <edelsohn@gnu.org>
3369 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
3370 bytes >= 2 not bytes == 2.
3371 (expand_block_move): Same.
3373 2005-08-27 Richard Guenther <rguenther@suse.de>
3376 * config/i386/sse.md (sse2_movsd): Add missing closing
3379 2005-08-27 Paul Brook <paul@codesourcery.com>
3381 * genrecog.c (enum decision_type): Add DT_num_insns.
3382 (struct decision_test): Add u.num_insns.
3383 (add_to_sequence): Add DT_num_insns test.
3384 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
3385 (write_cond, debug_decision_2): Ditto.
3386 (change_state): Assume peep2_next_insn never fails.
3387 Remove "afterward" argument.
3388 (write afterward, write_tree): Update to match.
3389 * recog.c (peep2_current_count): New variable.
3390 (peep2_next_insn): Check it.
3391 (peephole2_optimize): Set peep2_current_count.
3392 * recog.h (peep2_current_count): Declare.
3394 2005-08-26 Josh Conner <jconner@apple.com>
3397 * ipa-pure-const.c (check_tree): Check for volatile-ness
3398 when considering a dereference.
3400 2005-08-27 Jakub Jelinek <jakub@redhat.com>
3402 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
3404 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3406 PR rtl-optimization/23561
3407 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
3408 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
3409 at most LEN bytes long memory fits into the field.
3410 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
3411 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
3412 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
3414 2005-08-26 Richard Henderson <rth@redhat.com>
3417 * loop.c (biased_biv_may_wrap_p): New.
3418 (maybe_eliminate_biv_1): Use it to suppress non-equality
3419 comparison transformations. Delete disabled code.
3421 2005-08-26 Ian Lance Taylor <ian@airs.com>
3423 * combine.c (make_extraction): Avoid reference outside object.
3425 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
3427 * stor-layout.c (finalize_type_size): Restore behaviour for
3428 non-aggregate types to the status quo ante of the patch for
3429 pr 23467. Document why it matters.
3431 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3434 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
3435 array by one element, initialize the BT_LAST element with NULL.
3437 2005-08-26 David Edelsohn <edelsohn@gnu.org>
3439 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
3440 optimizing for size.
3442 (compare_plus_eqsi): Same.
3443 (plus_eqsi_compare): Same.
3444 (neg_eq0<mode>): Same.
3445 (neg_eq<mode>): Same.
3447 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
3450 2005-08-26 Nick Clifton <nickc@redhat.com>
3452 * config/v850/v850.c (ep_memory_operand): Return FALSE if
3453 TARGET_EP is not defined.
3454 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
3455 TARGET_EP is enabled.
3456 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
3457 * config/v850/v850.md (save_all_interrupt): Only use the EP
3458 register if TARGET_EP is defined.
3459 (restore_all_interrupt): Likewise.
3460 * config/v850/lib1funcs.asm: Update functions so that the EP
3461 register is only used if __EP__ is defined.
3463 2005-08-26 David Ung <davidu@mips.com>
3465 * config/mips/mips.c (mips_expand_prologue): Handle case when
3466 generating for MIPS16 and the outgoing argument area is more than
3467 SMALL_OPERAND. Use the frame pointer as temporary to generate the
3470 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
3472 * config/crx/crx.md: Make doloop_end pattern usage controllable
3473 via mloop-nesting=<max-nesting> command line switch. Make sure
3474 the combiner cannot use doloop_end_<mode> in an illegal way.
3475 * config/crx/crx.c: Use regs up to r6 for argument passing.
3476 Refine crx_address_cost (non cst4 displacements are expensive).
3477 * config/crx/crx.opt: Add switch for mloop-nesting=.
3479 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
3481 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
3482 (UNSPEC_MVST): New constant.
3484 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
3486 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
3487 Reject operands containing eliminable registers.
3488 * testsuite/gcc.dg/20050825-1.c: New testcase.
3490 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3491 Jan Hubicka <jh@suse.cz>
3493 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
3495 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3497 PR tree-optimization/23546
3498 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
3501 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
3503 * params.def (PARAM_MIN_SPEC_PROB): New.
3504 * sched-rgn.c (MIN_PROBABILITY): Delete.
3505 (compute_trg_info): Convert to PARAM_VALUE.
3506 * doc/invoke.texi (param): Document min-spec-prob.
3508 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
3510 * config/darwin.h: define __PIC__
3511 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
3512 TARGET_OS_CPP_BUILTINS macro.
3514 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3516 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
3519 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3521 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
3523 * cfghooks.c (duplicate_block): Added position where to place
3524 new block as argument.
3525 * cfghooks.h (duplicate_block): Declaration changed.
3526 * cfglayout.c (copy_bbs): Add argument after. Pass it to
3528 * cfglayout.h (copy_bbs): Declaration changed.
3529 * cfgloop.h (loop_version): Declaration changed.
3530 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
3531 position to copy_bbs.
3532 (loop_version): Pass position to duplicate_loop_to_header_edge.
3533 Add place_after argument and position new blocks according to
3535 * modulo-sched.c (sms_schedule): Pass place_after argument
3537 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
3538 * tree-cfg.c (split_edge_bb_loc): New function.
3539 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
3540 to determine position of new blocks.
3541 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
3543 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
3544 argument to duplicate_block.
3545 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
3546 Pass position to copy_bbs.
3548 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3550 * fold-const.c (ptr_difference_const): Use
3551 cst_and_fits_in_hwi instead of host_integerp.
3553 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3555 * config/darwin.c (gen_pic_offset): New.
3556 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
3559 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
3561 PR tree-optimization/23486
3562 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
3564 2005-08-23 Phil Edwards <phil@codesourcery.com>
3566 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
3567 remove use_collect2.
3568 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
3570 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
3571 configuration files to override the default value.
3573 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
3574 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
3575 * config/vx-common.h: New file, split out from...
3576 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
3577 * config/vxworksae.h: New file, for VxWorks AE.
3578 * config/vxworks.opt: New file.
3579 * config/vxlib.c: Update for VxWorks 6.
3581 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
3582 other MULTILIB_* variables appropriately.
3583 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
3584 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
3585 * config/rs6000/vxworks.h: Update for VxWorks 6.
3586 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
3588 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
3591 * config/darwin.c (machopic_select_section): Remove the hack to
3592 mark "::operator new" and "::operator delete" for coalescing
3593 even though they are not weak.
3595 2005-08-24 Alan Modra <amodra@bigpond.net.au>
3597 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
3598 * configure: Regenerate.
3600 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3603 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
3605 * convert.c (convert_to_integer, convert_to_vector): Likewise.
3606 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
3609 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3611 * config/rs6000/predicates.md (equality_operator): New.
3612 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
3613 comparison with a large constant.
3615 2005-08-23 Mark Mitchell <mark@codesourcery.com>
3617 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
3619 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
3621 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
3622 registers is even, and we have a hardware double precision fp,
3624 (sh_gimplify_va_arg_expr): For floating point arguments, consider
3625 size of current argument when checking if argument was passed in
3628 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
3631 * stor-layout.c (finalize_type_size): Dont override
3632 existing alignment with a smaller alignment from the mode.
3634 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3636 * lambda-code.c (lambda_vector_lexico_pos): Moved...
3637 * lambda.h (lambda_vector_lexico_pos): ... here.
3638 * tree-data-ref.c (build_classic_dist_vector): Return false when
3639 the distance vector is lexicographically negative.
3641 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3643 PR tree-optimization/23511
3644 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
3645 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
3647 2005-08-23 Jakub Jelinek <jakub@redhat.com>
3649 PR tree-optimization/22043
3650 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
3651 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
3652 If ALLOW_FLEXARR, handle types ending with flexible array member.
3653 Pass false as second argument to recursive count_type_elements calls.
3654 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
3655 argument to count_type_elements call.
3656 * tree-sra.c (decide_block_copy): Likewise.
3657 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
3658 for a constant-sized object, set cleared as well. Pass true as
3659 second argument to count_type_elements call.
3661 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3664 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
3665 from legitimate_small_data_p, and make global. Update use.
3666 Remove forward declaration.
3667 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
3669 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
3671 2005-08-23 David Edelsohn <edelsohn@gnu.org>
3673 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
3674 of scratch intermediates.
3675 (eq<mode>_compare): Same.
3676 (neg_eq0<mode>): New.
3677 (neg_eq<mode>): Convert to define_insn_and_split.
3679 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3682 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
3683 stdarg functions, set/clear the fp marker even when no variable
3685 * config/rs6000/sysv4.opt (mprototype): Describe.
3687 2005-08-22 Jakub Jelinek <jakub@redhat.com>
3689 PR rtl-optimization/23478
3690 * regs.h (reg_info): Add throw_calls_crossed.
3691 (REG_N_THROWING_CALLS_CROSSED): Define.
3692 * flow.c (allocate_reg_life_data): Initialize
3693 REG_N_THROWING_CALLS_CROSSED.
3694 (propagate_one_insn, attempt_auto_inc): Update
3695 REG_N_THROWING_CALLS_CROSSED.
3696 * global.c (global_alloc): Don't allocate pseudos across
3697 calls that may throw.
3699 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
3702 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
3703 value is inbetween the range if we did not find an exact match.
3705 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
3707 * doc/invoke.texi (Option Summary): Add ms1 options.
3708 * doc/extend.texi: Document interrupt handler attribute for ms1.
3709 * doc/md.texi: Document ms1 constraints.
3710 * config.gcc: Add ms1-*-elf.
3711 * config/ms1/ms1.h: New.
3712 * config/ms1/ms1.c: New.
3713 * config/ms1/ms1.md: New.
3714 * config/ms1/ms1-protos.h: New.
3715 * config/ms1/ABI.txt: New.
3716 * config/ms1/crti.asm: New.
3717 * config/ms1/crtn.asm: New.
3718 * config/ms1/lib2extra-funcs.c: New.
3719 * config/ms1/t-ms1: New.
3720 * config/ms1/ms1.opt: New.
3722 2005-08-22 Ira Rosen <irar@il.ibm.com>
3724 * config/rs6000/altivec.md (xorv4sf3): New.
3725 (negv4sf2, neg<mode>2): Likewise.
3727 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
3730 * config/ia64/ia64.md (divsi3): Check divide by zero.
3731 (udivsi3): Likewise.
3733 (udivdi3): Likewise.
3735 2005-08-21 Jakub Jelinek <jakub@redhat.com>
3737 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
3738 up to elem_bitsize bits, not max_bitsize.
3740 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3742 PR tree-optimization/23433
3743 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
3744 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
3746 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3748 PR tree-optimization/23434
3749 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
3750 the iteration bound is not an INTEGER_CST.
3752 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
3754 * tree-vect-transform.c (get_initial_def_for_reduction): Set
3755 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
3756 NULL if need_epilog_adjust is false.
3757 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
3758 Case 3 always peels first itration, not just for PLUS case, and no need
3759 to use scalar_initial_def here. Create an epilog adjustment only if
3760 scalar_initial_def is not NULL.
3762 (vectorizable_reduction): Remove assert.
3764 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
3767 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
3768 (__moddi3): Likewise.
3769 (__udivdi3): Likewise.
3770 (__umoddi3): Likewise.
3771 (__divsi3): Likewise.
3772 (__modsi3): Likewise.
3773 (__udivsi3): Likewise.
3774 (__umodsi3): Likewise.
3776 2005-08-20 Jakub Jelinek <jakub@redhat.com>
3778 * tree-pass.h (TDF_GRAPH): Define.
3779 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
3780 * passes.c (finish_optimization_passes): Only call
3781 finish_graph_dump_file if TDF_GRAPH is set.
3782 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
3783 NULL. Set TDF_GRAPH bit.
3784 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
3786 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
3788 * arm.h (arm_stack_offsets): Add locals_base field.
3789 * arm.c (arm_get_frame_offsets): Compute it.
3790 (thumb_compute_initial_elimination offset): Make the Thumb frame
3791 pointer point to the base of the local variables.
3792 (thumb_expand_prologue): Update accordingly.
3793 (thumb_expand_epilogue): Likewise.
3795 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
3796 mode of clobbered scratch to DImode. Handle a case that's known to
3799 2005-08-19 David Edelsohn <edelsohn@gnu.org>
3801 * config/rs6000/rs6000.md (gt0<mode>): Delete.
3802 (gt0<mode>_compare): Delete.
3803 (neg_gt0<mode>): Delete.
3805 2005-08-19 Eric Christopher <echristo@apple.com>
3807 * optabs.h: Change CTI_ to COI_.
3810 2005-08-19 James E Wilson <wilson@specifix.com>
3812 * builtins.c (expand_builtin_return_addr): Set
3813 current_function_accesses_prior_frames when count != 0. Use
3814 frame_pointer_rtx when count == 0.
3815 * function.h (struct function): Add accesses_prior_frames field.
3816 (current_function_accesses_prior_frames): Define.
3817 * reload1.c (init_elim_table): Check
3818 current_function_accesses_prior_frames.
3819 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
3821 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3823 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
3824 indicator. Return true if the flowgraph changed during
3827 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3830 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
3831 conditional expression before testing its value.
3833 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3835 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
3837 2005-08-19 Devang Patel <dpatel@apple.com>
3839 PR tree-optimization/23048
3840 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
3841 third parameter. Check whether latch is dominated by exit
3843 (if_convertible_loop_p): Supply exit block itself to
3844 if_convertible_bb_p.
3846 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3849 * arm.md (arm_load_pic_register): Change argument to the mask of
3850 saved registers. Call thumb_find_work_register if we need a
3851 scratch register on Thumb.
3852 (arm_expand_prologue): Pass empty register set to
3853 arm_load_pic_register.
3854 (thumb_expand_prologue): Pass live_regs_mask directly to
3855 arm_load_pic_register.
3856 * arm-protos.h (arm_load_pic_register): Update prototype.
3858 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
3860 * sh.c (find_sole_member): New function.
3861 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
3862 if the record's alignment is larger than the size of its only member.
3864 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3867 * arm.c (thumb_legitimize_reload_address): New function.
3868 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
3869 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
3871 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
3873 * config/crx/crx.c: Implement crx_decompose_address. Reject
3874 symbolic displacements since CRX register relative adressing
3875 mode can't handle unsigned 32-bit values as displacements.
3876 * config/crx/crx.h: Simplify definitions, remove redundant
3877 parenthesis and obsolete macros.
3878 * config/crx/crx.opt: Add new switch for debugging addresses.
3879 * config/crx/crx-protos.h: Add new declarations for above.
3881 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
3884 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
3887 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3889 * collect2.c (dup2): Delete.
3890 * configure.ac: Don't check for dup2.
3892 * config.in, configure: Regenerate.
3894 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
3896 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
3897 record with the type of its only member.
3899 2005-08-18 David Edelsohn <edelsohn@gnu.org>
3901 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
3902 define_insn_and_split.
3903 (plus_ltu<mode>_compare): Same.
3904 (gtu<mode>_compare): Same.
3905 (plus_gtu<mode>_compare): Same.
3907 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
3909 PR tree-optimization/22228
3910 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
3912 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
3913 are recorded in vect_vnames_to_rename for renaming.
3914 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
3915 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
3916 in vect_vnames_to_rename.
3917 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
3918 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
3920 2005-08-18 Jan Hubicka <jh@suse.cz>
3923 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
3924 info only for local statics, not for member variables.
3926 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3928 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
3930 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3932 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
3934 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
3937 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
3939 2005-08-17 James E Wilson <wilson@specifix.com>
3941 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3944 2005-08-17 David Edelsohn <edelsohn@gnu.org>
3946 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
3947 (leu<mode>_compare): Same.
3948 (plus_leu<mode>): Same.
3949 (neg_leu<mode>): Same.
3950 (and_neg_leu<mode): Same.
3951 (ltu<mode>_compare): Same.
3952 (plus_ltu<mode>): Same.
3954 (geu<mode>_compare): Same.
3955 (plus_geu<mode>): Same.
3956 (neg_geu<mode>): Same.
3957 (and_neg_geu<mode>): Same.
3958 (plus_gt<mode>): Same.
3959 (gtu<mode>_compare): Same.
3960 (plus_gtu<mode>): Same.
3962 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
3964 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
3965 Move call_table_data to end. Delete spurious .text.
3966 (callt_save_all_interrupt): Fix comment typo.
3968 2005-08-17 James E Wilson <wilson@specifix.com>
3969 Kevin Winchester <winchester@amirix.com>
3972 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
3974 2005-08-17 Uros Bizjak <uros@kss-loka.si>
3977 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
3978 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
3980 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
3982 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
3983 record with the type of its only member if the modes don't match.
3985 * varasm.c (decode_reg_name): Skip empty additional register names.
3987 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
3989 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
3990 lsm_tmp_name_length): New.
3991 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
3992 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
3994 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3995 Andreas Krebbel <krebbel1@de.ibm.com>
3997 * config.gcc: Added z9-109 switch.
3998 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
3999 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
4000 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
4001 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
4002 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
4003 for "z9_109" cpu attribute.
4004 * config/s390/s390.c (z9_109_cost): New processor cost structure.
4005 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
4006 (s390_handle_arch_option): Added z9-109 switch.
4007 (override_options): Set respective cost function for z9-109.
4008 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
4009 (legitimate_reload_constant_p): Accept extended immediates.
4010 (print_operand): Three new output modifiers added: k, m and o.
4011 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
4012 (s390_output_mi_thunk): Use extended immediate when possible.
4013 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
4014 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
4015 (CONSTRAINT_LEN): Added length of O constraint.
4016 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
4017 * config/s390/s390.md ("cpu"): New value z9_109 added.
4018 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
4019 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
4020 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
4021 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
4022 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
4023 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
4024 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
4025 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
4026 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
4027 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
4028 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
4029 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
4030 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
4031 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
4032 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
4034 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
4035 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
4036 insns for TARGET_EXTIMM.
4038 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
4040 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
4042 2005-08-17 Nick Clifton <nickc@redhat.com>
4044 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
4045 Call default_encode_section_info.
4047 2005-08-17 Steven Bosscher <stevenb@suse.de>
4049 PR tree-optimization/21574
4050 * tree-ssa-ccp.c (likely_value): If the right hand side is a
4051 constant, return CONSTANT.
4052 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
4053 (ccp_fold, visit_assignment): Likewise.
4054 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
4056 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4058 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
4059 fold_buildN instead of buildN then fold_initializer or fold.
4060 (build_unary_op): Likewise.
4061 (build_binary_op): Likewise.
4062 * fold-const.c (fold_initializer): Remove.
4063 (fold_build1_initializer): New function.
4064 (fold_build2_initializer): New function.
4065 (fold_build3_initializer): New function.
4066 * tree.h (fold_initializer): Remove.
4067 (fold_build1_initializer): New function.
4068 (fold_build2_initializer): New function.
4069 (fold_build3_initializer): New function.
4071 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4073 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
4074 (try_move_mult_to_index): Call fold_build2 instead of build2.
4075 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
4076 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
4077 fold_binary_to_constant.
4078 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
4080 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
4081 check if A == gcd (A, B). Remove TYPE argument.
4082 (analyze_offset) Use fold_build2 instead of fold (build.
4083 (create_data_ref): Likewise.
4084 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
4085 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
4088 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
4090 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
4091 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
4093 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
4096 * gimplify.c (zero_sized_type): New function.
4097 (gimplify_modify_expr_rhs): If we have a zero sized type,
4098 replace the statement with an empty statement.
4100 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
4102 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
4105 2005-08-16 Ian Lance Taylor <ian@airs.com>
4107 * doc/tm.texi (Label Output): Correct typo.
4109 2005-08-16 Steven Bosscher <stevenb@suse.de>
4112 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
4113 force_operand will work later on using have_insn_for.
4115 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4117 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
4119 2005-08-16 Ian Lance Taylor <ian@airs.com>
4122 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
4123 vector type, don't try to construct it element by element. Add an
4124 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
4126 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4128 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
4130 2005-08-16 Geoffrey Keating <geoffk@apple.com>
4132 * doc/invoke.texi (Precompiled Headers): Document some more options
4133 which are known to be safe.
4135 2005-08-16 James E Wilson <wilson@specifix.com>
4137 PR tree-optimization/21105
4138 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
4139 TREE_OVERFLOW check.
4141 2005-08-16 David Edelsohn <edelsohn@gnu.org>
4143 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
4144 (neg_ltu<mode>): Same.
4146 (neg_gtu<mode>): Same.
4148 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4150 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
4151 (fold_builtin_isdigit): Use fold_buildN.
4152 (build_function_call_expr): Likewise.
4153 * c-typeck.c (c_finish_loop): Likewise.
4155 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
4156 Richard Shann <rshann@superh.com>
4158 PR middle-end/20396:
4159 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
4161 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
4163 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
4165 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
4168 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
4169 arm_compure_save_reg0_reg12_mask to determine when the PIC register
4172 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4175 * fold-const.c (build_range_check): Disable optimization for function
4176 pointer expressions on targets that require function pointer
4179 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
4181 * simplify-rtx.c (simplify_const_relational_operation): When
4182 extracting arguments of a COMPARE, recompute the mode as well.
4184 2005-08-15 Ian Lance Taylor <ian@airs.com>
4186 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
4188 2005-08-15 DJ Delorie <dj@redhat.com>
4190 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
4192 (movsi_splittable): Allow, but split, moves to the stack.
4193 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
4196 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4198 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
4199 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
4200 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
4202 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
4203 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
4204 Delete HOST_PTR_PRINTF.
4206 * configure, config.in: Regenerate.
4208 2005-08-15 David Edelsohn <edelsohn@gnu.org>
4210 * config/rs6000/rs6000.md (QHSI): New mode macro.
4211 (wd): Extend mode attr for QImode and HImode
4212 (dbits): New mode attr.
4213 (zero_extend<mode>di2): Convert to mode macro.
4215 2005-08-15 Steve Ellcey <sje@cup.hp.com>
4218 * doc/invoke.texi (-mgnu-ld): Update description.
4221 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4224 * Makefile.in (tree-chrec.o): Depends on real.h.
4225 * tree-chrec.c: Include real.h.
4226 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
4227 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
4228 * tree-scalar-evolution.c (add_to_evolution_1,
4229 interpret_rhs_modify_expr): Ditto.
4231 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4234 * tree-data-ref.c (estimate_niter_from_size_of_data): When
4235 step is negative compute the estimation from init downwards to zero.
4237 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
4239 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
4241 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4243 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
4245 (legitimate_reload_constant_p): Fix handling of lliXX operands.
4246 Accept double-word constants that can be split.
4247 * config/s390/s390.md ("movti"): Use 'P' constraint.
4248 ("*movdi_31", "*movdf_31"): Likewise.
4250 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
4252 Fix PR tree-optimization/22615
4254 * tree-ssa-structalias.c (solution_set_add): Handle
4255 first_vi_for_offset returning NULL.
4256 (do_da_constraint): Ditto.
4257 (do_sd_constraint): Ditto.
4258 (do_ds_constraint): Ditto
4259 (find_func_aliases): Ditto.
4260 (build_constraint_graph): RHS is allowed be ANYTHING.
4261 (first_vi_for_offset): Return NULL if we couldn't find anything at
4264 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4266 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
4267 over memory as first operand.
4269 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
4272 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
4273 available for setting it.
4275 2005-08-14 Ira Rosen <irar@il.ibm.com>
4277 PR tree-optimization/23320
4278 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
4279 data-refs' types instead of base object nullness. Add check for
4280 pointer type data-refs before first location comparison. Remove
4283 2005-08-14 Andreas Schwab <schwab@suse.de>
4285 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
4287 2005-08-13 James E Wilson <wilson@specifix.com>
4289 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
4290 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
4291 -fstack-protector-all, --param ssp-buffer-size): Document.
4292 (-Wvariadic-macros): Alphabetize.
4293 (-fsched-stalled-insns-dep): Add missing 'f'.
4295 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
4298 2005-08-13 David Edelsohn <edelsohn@gnu.org>
4300 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
4301 or indirect address operand.
4302 (EXTRA_ADDRESS_CONSTRAINT): New.
4303 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
4305 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
4307 PR tree-optimization/22236
4308 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
4309 successors and predecessors.
4310 * tree-chrec.c (chrec_convert): Before converting, check that
4311 sequences don't wrap.
4312 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
4313 (analyze_array): Extern.
4314 (find_data_references_in_loop): Remove call to
4315 compute_estimated_nb_iterations.
4316 * tree-data-ref.h (analyze_array): Declared.
4317 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
4318 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
4319 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
4320 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
4322 * tree-ssa-loop-ivcanon.c: Fix documentation.
4323 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
4324 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
4325 (infer_loop_bounds_from_undefined): New.
4326 (estimate_numbers_of_iterations_loop): Use
4327 infer_loop_bounds_from_undefined.
4328 (used_in_pointer_arithmetic_p): New.
4329 (scev_probably_wraps_p): Pass an extra parameter. Call
4330 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
4331 (convert_step): Fix documentation.
4332 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
4333 Use initial_condition_in_loop_num and evolution_part_in_loop_num
4334 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
4335 scev_probably_wraps_p.
4337 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
4339 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
4340 (s390_register_info): Ignore clobbered_regs information for fixed
4341 registers, and only fixed registers.
4342 (s390_init_frame_layout): Remove redundant call.
4344 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
4346 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
4347 description of -Wold-style-casts.
4349 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4350 Jakub Jelinek <jakub@redhat.com>
4352 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4353 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
4354 * config/s390/s390.c (print_operand): New output modifier 'G' added.
4355 (get_thread_pointer): Renamed to s390_get_thread_pointer.
4356 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
4357 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
4358 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
4359 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4360 ("stack_protect_set", "stack_protect_test"): New expanders.
4361 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
4362 "stack_protect_testdi"): New insn definitions.
4364 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4366 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
4368 2005-08-12 Paul Brook <paul@codesourcery.com>
4370 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
4372 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4374 * config/s390/predicates.md (setmem_operand): New predicate.
4375 (shift_count_operand): Accept ANDs with special constants as
4377 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
4378 with special constants.
4379 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
4380 shift_count_operand with setmem_operand.
4382 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4384 * config/s390/s390.c (s390_extract_part, s390_single_part):
4386 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
4387 (s390_output_mi_thunk): Don't use lg on 31 bit.
4388 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
4389 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
4391 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4393 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
4394 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
4395 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
4396 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
4397 with one of the new macros.
4399 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4401 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
4402 Don't set save_return_addr_p.
4403 (s390_register_info): Make clobbered_regs not depending on
4406 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4408 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
4409 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
4411 2005-08-11 James E. Wilson <wilson@specifix.com>
4413 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
4415 2005-08-11 Jakub Jelinek <jakub@redhat.com>
4417 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
4418 locations gathered by var-tracking in single entry loc_list
4419 over loc_descriptor_from_tree.
4421 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
4422 pass it down to loc_descriptor.
4423 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
4424 (containing_function_has_frame_base): Move earlier in the file.
4425 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
4426 instead of always assuming fbreg can't be used.
4428 2005-08-11 David Edelsohn <edelsohn@gnu.org>
4430 * config/rs6000/altivec.md: Change constraint "m" to "Z".
4431 * config/rs6000/predicates.md (indexed_or_indirect_operand):
4432 Accept address wrapped in AND for Altivec.
4433 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4434 Strip AND wrapping offset address for Altivec.
4436 2005-08-11 Richard Henderson <rth@redhat.com>
4439 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
4440 before using TYPE_IS_SIZETYPE.
4442 2005-08-11 Richard Henderson <rth@redhat.com>
4445 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
4446 insn types not present on ev4.
4447 (alphaev5_insn_pipe): Similarly.
4449 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
4452 * arm.c (arm_override_options): If the user has selected callee-super-
4453 interworking, then enable normal interworking.
4455 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4457 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
4460 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
4462 * doc/rtl.texi: Fix two typos.
4464 2005-08-11 Richard Guenther <rguenther@suse.de>
4467 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
4468 cases where we call to/from functions returning void.
4470 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
4473 * tree.c (build_pointer_type_for_mode): Robustify.
4475 2005-08-10 James E Wilson <wilson@specifix.com>
4477 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
4478 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
4480 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
4483 2005-08-10 Eric Christopher <echristo@apple.com>
4485 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
4486 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
4489 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
4492 * config/darwin.c (machopic_indirect_data_reference): Use a new register
4493 for the high part when generating dynamic-no-pic code.
4495 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
4497 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
4498 (x86_64-*-linux*): Likewise.
4500 * config/i386/crtfastmath.c: New file.
4501 * config/i386/t-crtfm: Likewise.
4503 * config/i386/linux.h (ENDFILE_SPEC): New.
4504 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
4506 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
4509 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
4511 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
4512 (vec_shl, vec_shr): Document new operations.
4513 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
4515 2005-08-10 David Edelsohn <edelsohn@gnu.org>
4517 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
4518 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
4519 change predicate to indexed_or_indirect_address.
4521 2005-08-10 Richard Sandiford <richard@codesourcery.com>
4523 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
4524 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
4525 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
4526 and __aeabi_uwrite8.
4527 * config/arm/unaligned-funcs.c: New file.
4528 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
4530 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
4532 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
4534 * cfglayout.c (pass_insn_locators_initialize): Add dump.
4535 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
4537 * except.c (pass_convert_to_eh_region_ranges): Add dump.
4538 * final.c (pass_shorten_branches): Add dump.
4539 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
4540 (pass_life): Rename dump.
4541 (rest_of_handle_flow2): Remove initial verify_flow_info.
4542 * function.c (pass_instantiate_virtual_regs): Add dump.
4543 * integrate.c (pass_initial_value_sets): Add dump.
4544 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
4545 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
4546 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
4547 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
4548 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
4549 gate_rtl_unrool_and_peel_loops): New.
4550 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
4551 rtl_doloop): Do not look at flags.
4552 * mode-switching.c (pass_mode_switching): Add dump.
4553 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
4554 pass_split_before_regstack): Add dump.
4555 * regmove.c (pass_stack_adjustments): Add dump.
4556 * tree-optimize.c (pass_fixup_cfg): Add dump.
4558 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4561 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
4562 deciding which instruction sequence to use.
4564 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
4566 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
4567 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
4569 2005-08-09 Richard Guenther <rguenther@suse.de>
4571 * c-common.c (builtin_function_2): Remove.
4572 (def_builtin_1): New function.
4573 (c_common_nodes_and_builtins): Use def_builtin_1 to
4574 build builtin functions.
4576 2005-08-09 Jie Zhang <jie.zhang@analog.com>
4578 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
4579 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
4580 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
4583 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4585 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
4586 fold_binary instead of fold_build2 since we don't care about the
4588 (loop_niter_by_eval): Likewise.
4589 (compare_trees): Likewise.
4590 (proved_non_wrapping_p): Likewise.
4592 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4596 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
4597 if the if is really empty.
4599 2005-08-09 Steven Bosscher <stevenb@suse.de>
4601 PR tree-optimization/23234
4602 * tree-ssa-math-opts.c (place_reciprocal): New enum.
4603 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
4604 argument of the new enum.
4605 (execute_cse_reciprocals): Add reciprocals for function arguments
4606 on the unique successor edge of the entry block. Update other calls
4607 to execute_cse_reciprocals_1.
4609 2005-08-08 Richard Henderson <rth@redhat.com>
4612 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
4614 2005-08-08 Bob Wilson <bob.wilson@acm.org>
4616 * expr.c (write_complex_part): Return after handling MEM.
4618 2005-08-08 Josh Conner <jconner@apple.com>
4620 PR rtl-optimization/23241
4621 * combine.c (simplify_comparison): Fix error in determining
4622 whether to lift a subreg from comparison.
4624 2005-08-08 David Edelsohn <edelsohn@gnu.org>
4627 * config/rs6000/altivec.md (vec_init<mode>): New.
4628 (vec_set<mode>): New.
4629 (vec_extract<mode>): New.
4630 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
4631 (rs6000_expand_vector_set): New.
4632 (rs6000_expand_vector_extract): New.
4633 (rs6000_legitimate_offset_address_p): Offset addresses are valid
4634 for Altivec modes before reload.
4635 (altivec_expand_vec_init_builtin): New.
4636 (get_element_number): New.
4637 (altivec_expand_vec_set_builtin): New.
4638 (altivec_expand_vec_ext_builtin): New.
4639 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
4641 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
4643 * config/rs6000/rs6000.h (rs6000_builtins): Add
4644 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
4645 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
4646 * config/rs6000/rs6000-protos.h: Declare new functions.
4648 2005-08-08 Jan Hubicka <jh@suse.cz>
4650 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
4651 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
4652 * i386.md (movdi*): Use pic_32bit_operand.
4653 * predicates.md (pic_32bit_operand): New.
4655 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
4658 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
4660 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
4662 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
4663 (test_for_singularity): Use fold_build2.
4665 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4667 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
4669 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
4671 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
4672 (COMMON_ASM_OP) Define.
4673 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
4674 (ix86_encode_section_info): Likewise.
4675 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
4676 SUBTARGET_ENCODE_SECTION_INFO.
4678 2005-08-06 Richard Henderson <rth@redhat.com>
4681 * tree-nested.c (convert_local_reference): Save and restore val_only
4682 around component_ref and friends. Clear walk_subtrees by default.
4684 2005-08-06 Peter O'Gorman <peter@pogma.com>
4687 * gcc.c (process_command): Check the argument to -b has a dash.
4688 * doc/invoke.texi: Update -b and -V docs.
4690 2005-08-06 James E Wilson <wilson@specifix.com>
4692 * config/mips/cross64.h, config/mips/t-cross64: Delete.
4694 2005-08-06 Michael Matz <matz@suse.de>
4696 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
4697 member only if only one insn is associated with the value.
4699 2005-08-06 Nick Clifton <nickc@redhat.com>
4701 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
4703 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
4704 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
4705 Check symbol flags instead of symbol name mangling.
4706 (xstormy16_asm_output_aligned_common): Likewise. Also
4707 simplify code since the bss100_section cass is the only case
4708 where the below100 code will be triggered.
4709 (xstormy16_encode_section_info): Encode below100 attribute
4710 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
4712 (xstormy16_strip_name_encoding): Delete - this function is no
4714 (TARGET_STRIP_NAME_ENCODING): Undefine.
4715 * config/stormy16/stormy16-protos.h: Delete prototype for
4716 xstormy16_strip_name_encoding.
4718 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
4720 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
4721 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
4722 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
4723 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
4724 config/alpha/predicates.md, config/arc/arc.h,
4725 config/arm/arm.h, config/arm/ieee754-df.S,
4726 config/arm/ieee754-sf.S, config/bfin/bfin.c,
4727 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
4728 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
4729 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
4730 config/m68hc11/m68hc11.h, config/mips/mips.c,
4731 config/mips/mips.h, config/mips/openbsd.h,
4732 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
4733 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
4734 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4735 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
4736 config/sparc/linux.h, config/sparc/linux64.h,
4737 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
4738 doc/extend.texi, doc/gcov.texi, doc/install.texi,
4739 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
4740 typos. Follow spelling conventions.
4742 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
4745 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
4746 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
4747 specially. Check for side effects only for COND_EXPR.
4748 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
4749 return with TREE_NO_WARNING.
4751 2005-08-06 Richard Sandiford <richard@codesourcery.com>
4753 PR rtl-optimization/23233
4754 * loop.c (combine_movables): Require the modes to be the same.
4755 (move_movables): Remove handling of cases where the replacement
4756 had a different mode to the original.
4758 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
4760 PR tree-optimization/23128
4761 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
4762 subtraction wrap, and set TREE_OVERFLOW if they do.
4764 2005-08-05 Richard Henderson <rth@redhat.com>
4767 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
4768 FORCED_LABEL labels.
4770 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
4773 * reload.c (find_reloads_subreg_address): Pass down TYPE
4774 unchanged. Change all callers except find_reloads_toplev.
4776 2005-08-05 Michael Matz <matz@suse.de>
4778 * genattrtab.c (current_alternative_string): Remove.
4779 (SIMPLIFY_ALTERNATIVE): Ditto.
4780 (attr_alt_bit_p): Ditto.
4781 (alternative_name): Make const char *.
4782 (evaluate_eq_attr): Remove use of above things.
4783 (simplify_test_exp): Ditto.
4784 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
4785 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
4787 2005-08-04 James E Wilson <wilson@specifix.com>
4789 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
4790 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
4791 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
4792 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
4793 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
4795 2005-08-04 Richard Henderson <rth@redhat.com>
4798 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
4799 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
4800 * tree-sra.c (decide_block_copy): Use it. Disable element copy
4801 if we'd have to instantiate too many members.
4803 2005-08-04 Richard Henderson <rth@redhat.com>
4806 * tree-outof-ssa.c (coalesce_asm_operands): New.
4807 (coalesce_ssa_name): Use it. Split out ...
4808 (coalesce_phi_operands, coalesce_result_decls): ... these.
4810 2005-08-04 Paul Brook <paul@codesourcery.com>
4812 * read-rtl.c (read_quoted_string): Break if EOF.
4814 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
4816 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
4817 (fold_build2): Likewise.
4818 (fold_build3): Likewise.
4819 (fold_build1_stat): New function prototype.
4820 (fold_build2_stat): Likewise.
4821 (fold_build3_stat): Likewise.
4822 * fold-const.c (fold_build1): Rename to ..
4823 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4824 through to build1_stat.
4825 (fold_build2): Rename to ..
4826 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4827 through to build2_stat.
4828 (fold_build3): Rename to ..
4829 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4830 through to build3_stat.
4832 2005-08-04 David Edelsohn <edelsohn@gnu.org>
4833 Ian Lance Taylor <ian@airs.com>
4835 * function.c (assign_stack_local_1): Do not correct stack slot
4836 address if allocation size is smaller than mode size.
4838 2005-08-04 Diego Novillo <dnovillo@redhat.com>
4841 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
4842 (tree_merge_blocks): Propagate anything allowed by
4844 Clarify documentation.
4845 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
4846 SSA form, schedule an update if necessary.
4848 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
4850 * doc/install.texi (Binaries): Remove broken link to
4851 Sinix/Reliant Unix binaries.
4853 2005-08-03 Richard Henderson <rth@redhat.com>
4856 * function.c (stack_protect_epilogue): Export.
4857 * tree.h (stack_protect_epilogue): Declare.
4858 * calls.c (expand_call): Call it.
4860 2005-08-03 Eric Christopher <echristo@apple.com>
4862 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
4863 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
4866 2005-08-04 Jan Hubicka <jh@suse.cz>
4868 * profile.c (branch_prob): Split edges with goto locus on them
4869 to get proper line counts.
4870 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
4872 2005-08-03 Paul Brook <paul@codesourcery.com>
4874 * function.c (assign_parms): Round current_function_args_size
4875 to PARM_BOUNDARY, not STACK_BOUNDARY.
4877 2005-08-03 Geoffrey Keating <geoffk@apple.com>
4879 * config/i386/i386.c (x86_elf_aligned_common)
4880 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
4882 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
4884 PR tree-optimization/23157
4885 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
4886 before emitting them.
4888 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4890 PR tree-optimization/19899
4891 * Makefile.in (tree-scalar-evolution.o): Add real.h.
4892 * tree-scalar-evolution.c: Include real.h.
4893 (add_to_evolution): Build constant -1 of correct type.
4895 2005-08-03 Jan Hubicka <jh@suse.cz>
4897 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
4898 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
4899 profile updating for complette unrolling.
4900 * loop-unroll.c (peel_loop_completely): Use it.
4901 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
4902 (tree_unroll_loops_completely): Disable code growing unrolling of cold
4905 2005-08-03 Paul Brook <paul@codesourcery.com>
4907 * combine.c (can_change_dest_mode): New function.
4908 (try_combine, simplify_set): Use it.
4910 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
4912 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
4915 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
4917 * doc/install.texi (Specific): Adjust link to openavr.org.
4918 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
4919 (Binaries): Adjust HP-UX Porting Center link.
4920 (Binaries): Adjust Free Software Foundation ordering link.
4922 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
4924 * convert.c (convert_to_integer): Use fold_build1 instead of
4925 build1 when converting an integer to an integer.
4927 2005-08-02 Richard Henderson <rth@redhat.com>
4929 * combine.c (combine_instructions): Don't use reg_equal/equiv
4930 results if the mode doesn't match.
4932 2005-08-02 Mark Mitchell <mark@codesourcery.com>
4934 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
4935 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
4937 2005-08-02 Richard Henderson <rth@redhat.com>
4940 * explow.c (memory_address): Remove special-case for
4941 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
4943 2005-08-02 Diego Novillo <dnovillo@redhat.com>
4946 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
4947 number of calls to cleanup_tree_cfg_1.
4949 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
4951 * doc/invoke.texi: document file extensions .F90 and .F95
4953 2005-08-02 Richard Guenther <rguenther@suse.de>
4955 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
4956 positive if its first argument is positive.
4958 2005-08-02 Richard Guenther <rguenther@suse.de>
4960 PR tree-optimization/23177
4961 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
4964 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
4966 PR tree-optimization/23129
4967 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
4968 varying for divisions with anti-ranges.
4970 2005-08-02 Jan Hubicka <jh@suse.cz>
4972 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
4973 * tree-ssa-threadupdate.c (thread_block): Add it here.
4975 2005-08-01 James E Wilson <wilson@specifix.com>
4977 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
4978 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
4979 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
4981 * config/mips/predicates.md (const_call_insn_operand): Add check for
4982 SYMBOL_REF_LONG_CALL_P.
4983 * doc/extend.texi (long_call): Document the new attribute.
4985 2005-08-01 Ian Lance Taylor <ian@airs.com>
4986 Richard Henderson <rth@redhat.com>
4988 * Makefile.in (RTL_BASE_H): Add real.h.
4989 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
4991 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
4993 * rtl.c (rtl_check_failed_code_mode): New.
4994 * rtl.h (struct rtx_def): Add u.rv.
4995 (XCMWINT, XCNMPRV): New.
4996 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
4997 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
4999 2005-08-01 Richard Henderson <rth@redhat.com>
5001 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
5002 with auto-inc codes.
5004 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
5006 2005-08-01 Jan Hubicka <jh@suse.cz>
5008 * i386-protos.h (asm_preferred_eh_data_format): Declare.
5009 * i386.c: Include dwarf2.h
5010 (asm_preferred_eh_data_format): New.
5011 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
5013 2005-08-01 Ian Lance Taylor <ian@airs.com>
5015 * config/host-linux.c (linux_gt_pch_get_address): Add new name
5016 randomize_va_space for virtual address randomization control.
5018 2005-08-01 Steven Bosscher <stevenb@suse.de>
5020 * common.opt (flag_ipa_cp): Put in right place to maintain
5023 2005-08-01 Jan Hubicka <jh@suse.cz>
5025 * profile.c (compute_value_histograms): Fix thinko.
5026 * value-prof.c: Include toplev.h
5027 (check_counter): New function.
5028 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5029 tree_mod_subtract_transform): Add sanity check.
5031 2005-08-01 Richard Guenther <rguenther@suse.de>
5033 PR tree-optimization/23133
5034 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
5035 current functions parameter decls to find defs to cse
5038 2005-08-01 Richard Guenther <rguenther@suse.de>
5040 PR tree-optimization/23109
5041 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
5042 If trapping math is in effect, use post-dominator information
5043 to check if we'd in any case reach a trapping point before
5044 doing the reciprocal insertion.
5045 (execute_cse_reciprocals): Compute post-dominators, if necessary.
5046 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
5047 expressions are invariant only if trapping math is not in effect.
5049 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5051 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
5052 cgraph_function_versioning): New declarations.
5053 * cgraphunit.c: Add include to ipa-prop.h.
5054 (update_call_expr, cgraph_copy_node_for_versioning,
5055 cgraph_function_versioning): New functions.
5056 * integrate.c (copy_decl_for_inlining): Remove.
5057 * ipa-prop.h (ipa_replace_map): New struct.
5058 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
5059 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
5060 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
5061 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
5062 ipcp_iterate_stage, ipcp_method_scale_print,
5063 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
5064 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
5065 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
5066 ipcp_update_bb_counts, ipcp_update_profiling,
5067 ipcp_update_edges_counts): New functions.
5068 (ipcp_method_cval_init): Remove restriction regarding local methods.
5069 (ipcp_init_stage): Add ipcp_method_compute_scale.
5070 (ipcp_insert_stage): Add versioning.
5071 (ipcp_structures_print): Add ipcp_method_scale_print.
5072 (ipcp_driver): Dump profiling info.
5073 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
5074 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
5075 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
5076 (struct inline_data): Add versioning_p, ipa_info, new fields.
5077 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
5078 declare_return_variable): Replace calls to copy_decl_for_inlining with
5080 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
5082 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
5083 Add argument VERSIONING.
5084 (copy_arguments_for_versioning, copy_static_chain,
5085 function_versionable_p, tree_versionable_function_p,
5086 tree_function_versioning, replace_ref_tree): New functions.
5087 * tree-inline.h: Include varray.h.
5088 (tree_versionable_function_p, tree_function_versioning,
5089 tree copy_decl_for_dup): New declarations.
5091 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5093 * ipa-cp.c: New file. Contains IPCP specific functionality.
5094 * ipa-prop.h: New file. Contains structures/definitions that can be
5095 used by several interprocedural data flow optimizations (and also IPCP).
5096 * ipa-prop.c: New file.
5097 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
5098 * common.opt: Add ipa-cp flag.
5099 * timevar.def: Add IPCP optimization.
5100 * tree-optimize.c (init_tree_optimization_passes): Schedule
5102 * tree-pass.h (pass_ipa_cp): Declare.
5104 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
5106 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
5107 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
5108 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
5109 config/i386/i386.c, config/mips/mips.h,
5110 config/rs6000/rs6000.h, config/sh/sh.c,
5111 config/stormy16/stormy16.c: Fix comment typos.
5113 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
5116 * c-typeck.c (build_binary_op): Use common_type wrapper on
5118 (common_type): Update comment.
5120 2005-07-31 Steven Bosscher <stevenb@suse.de>
5123 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
5124 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
5125 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
5127 2005-07-31 Jan Hubicka <jh@suse.cz>
5129 * pretty-print.h (pp_widest_integer): New macro.
5130 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
5133 2005-07-31 Jan Hubicka <jh@suse.cz>
5135 * output.h (enum section_category): Export from varasm.c
5136 (categorize_decl_for_section): Likewise.
5137 * varasm.c (enum section_category): Kill.
5138 (categorize_decl_for_section): Make global.
5139 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
5141 * i386.c (ix86_section_threshold): New static variable.
5142 (ix86_in_large_data_p, ix86_encode_section_info,
5143 x86_64_elf_unique_section,
5144 x86_64_elf_select_section): New functions.
5145 (TARGET_ENCODE_SECTION_INFO): Define
5146 (override_options): Enable medium model for PIC.
5147 (ix86_expand_prologue): Expand gen_set_got_rex64.
5148 (legitimate_constant_p): Handle new UNSPECs.
5149 (legitimate_pic_address_disp_p): Likewise.
5150 (legitimize_pic_address): Lower MEDIUM model addressing.
5151 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
5152 (enum cmodel): Add MEDIUM_PIC.
5153 (SYMBOL_REF_FAR_ADDR_P): New macro.
5154 (SYMBOL_FLAG_FAR_ADDR): New flag.
5155 * i386.md (movdi): Support medium model.
5156 (set_got_rex64): New pattern.
5157 * i386.opt (mlarge-data-threshold): New flag.
5158 * predicates.md (zext_operand/sext_operand): Deal with medium model.
5159 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
5160 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
5161 TARGET_ASM_UNIQUE_SECTION): New.
5163 * invoke.texi (-mlarge_data_threshold): Document
5165 2005-07-31 Jan Hubicka <jh@suse.cz>
5167 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
5168 (coalesce_vars): Likewise.
5169 * tree-ssa-live.c (coalesce_cost): New.
5170 (build_tree_conflict_graph): Use coalesce_cost.
5171 * tree-ssa-live.h (coalesce_cost): Declare.
5173 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
5175 * arm.md (all peepholes for post-increment operations): Delete.
5176 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
5177 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
5178 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
5179 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
5180 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
5182 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
5184 * fold-const.c (tree_expr_nonnegative_p): Always return true for
5187 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
5190 * doc/invoke.texi: Document -rdynamic.
5192 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
5195 * c-parser.c (c_parser_parms_list_declarator): Call
5196 mark_forward_parm_decls.
5197 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
5198 decls with visibility structure.
5200 2005-07-30 Paul Brook <paul@codesourcery.com>
5202 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
5204 2005-07-30 Paul Brook <paul@codesourcery.com>
5206 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
5208 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
5210 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
5212 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5215 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
5216 nested function declarators.
5217 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
5218 (grokparms): Call warn_if_shadowing for parameters used within the
5220 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
5221 not used within the parameter list.
5222 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
5224 2005-07-30 Jan Hubicka <jh@suse.cz>
5226 * expr.c (expand_expr_real_1): Do not load mem targets into register.
5227 * i386.c (ix86_fixup_binary_operands): Likewise.
5228 (ix86_expand_unary_operator): Likewise.
5229 (ix86_expand_fp_absneg_operator): Likewise.
5230 * optabs.c (expand_vec_cond_expr): Validate dest.
5232 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5235 * real.c (real_from_string): Also set last bit if there is a
5236 nonzero hex digit beyond GCC's internal precision after ".".
5238 2005-07-29 David Edelsohn <edelsohn@gnu.org>
5240 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
5241 define_constants. Change duplicate values to unassigned numbers.
5242 Change UNSPEC_SUBS to UNSPEC_VSUBS.
5243 (*altivec_vspltsf): New.
5244 (altivec_vperm_v4sf): Delete.
5245 (altivec_vperm_<mode>): Use mode macro V.
5246 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
5247 (altivec_predicate_v4sf): Delete.
5248 (altivec_predicate_<mode>): Use mode macro V.
5249 (*altivec_lvesfx): New.
5250 (*altivec_stvesfx): New.
5251 (vec_realign_load_v4sf): Delete.
5252 (vec_realign_load_<mode>): Use mode macro V.
5253 * config/rs6000/rs6000.c (generate_set_vrsave): Use
5256 2005-07-29 Mark Mitchell <mark@codesourcery.com>
5259 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
5261 * configure: Regenerated.
5263 2005-07-29 Paul Brook <paul@codesourcery.com>
5265 * doc/install.texi: Add link to GFortran binaries wiki page.
5267 2005-07-29 David Ung <davidu@mips.com>
5269 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
5270 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
5271 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
5272 * config/mips/mips.md (cpu): Add 5kf name.
5273 (includes): Includes 5k.md.
5274 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
5275 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
5278 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5281 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
5282 (cleanup_tree_cfg): ... here.
5283 Call cleanup_tree_cfg_1 until there are no more cleanups to
5286 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
5288 * tree-vrp.c (compare_range_with_value): Return true or false
5289 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
5290 EQ_EXPR respectively.
5292 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
5294 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
5297 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5299 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
5300 (tree_ssa_dominator_optimize): Increment it.
5301 (dump_dominator_optimization_stats): Print it.
5303 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
5304 Steven Bosscher <stevenb@suse.de>
5306 PR rtl-optimization/23117
5307 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
5308 when head == tail. Tidy comment.
5310 2005-07-28 Richard Henderson <rth@redhat.com>
5312 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
5313 * cselib.c (rtx_equal_for_cselib_p): Likewise.
5314 * jump.c (rtx_renumbered_equal_p): Likewise.
5315 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
5316 CONST_INT and CONST_DOUBLE.
5317 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
5318 * reload.c (operands_match_p): Special case CONST_INT and
5319 CONST_DOUBLE; check mode earlier.
5321 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5324 * c-typeck.c (convert_for_assignment): Do not check
5325 DECL_IN_SYSTEM_HEADER on NULL fundecl.
5327 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5330 * c-typeck.c (composite_type): Prefer constant size arrays to
5333 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5336 * real.c (real_from_string): Set last bit if there is a nonzero
5337 hex digit beyond GCC's internal precision.
5339 2005-07-28 Richard Henderson <rth@redhat.com>
5342 * cfgcleanup.c (try_forward_edges): Watch out for end of
5345 2005-07-28 James E Wilson <wilson@specifixinc.com>
5348 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
5350 2005-07-28 Jan Hubicka <jh@suse.cz>
5352 * Makefile.in (rtl-profile.o): Kill all traces of it.
5353 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
5354 * coverage.h (rtl_coverage_counter_ref): Kill.
5355 * opts.c (flag_speculative_prefetching_set): Kill.
5356 (flag_loop_optimize_set): New.
5357 (common_handle_option): Disable loop optimizer when profiling;
5358 do not handle speculative prefetching.
5359 * passes.c (init_optimization_passes): Replace pass_profiling combo
5360 by branch_prob pass.
5361 * profile.c (compute_value_histograms): Update for simplified value
5363 (rtl_register_profile_hooks): Kill.
5364 (pass_profiling): Kill.
5365 (rest_of_handle_branch_prob): Do not profile.
5366 * toplev.c (process_options): Remove speculative prefetching.
5367 * toplev.h (flag_tree_based_profiling): Kill.
5368 * tree-profile.c (prepare_instrumented_value,
5369 tree_gen_interval_profiler, tree_gen_pow2_profiler,
5370 tree_gen_one_value_profiler, do_tree_profiling): Update for
5371 simplified datastructures.
5372 * value-prof.c: Add comment that speculative prefetching was dropped;
5373 update rest of file for simplified datastructures.
5374 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
5375 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
5376 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
5377 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
5378 rtl_mod_subtract, gen_speculative_prefetch,
5379 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
5380 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
5381 (gate_handle_value_profile_transformations,
5382 rest_of_handle_value_profile_transformations,
5383 pass_value_profile_transformations): Kill.
5384 * value-prof.h (histogram_value_t): Remove IL based unions.
5385 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
5386 rtl_profile_hooks): Remove hooks.
5388 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
5390 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
5391 (cgraph_clone_node): Likewise.
5392 * cgraph.h (cgraph_clone_edge): Update prototype.
5393 (cgraph_clone_node): Likewise.
5394 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
5396 (lookup_recursive_calls): Consider profile.
5397 (cgraph_decide_recursive_inlining): Fix updating; use new
5398 probability argument; use profile.
5399 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
5400 * tree-inline.c (copy_bb): Update clal of clone_edge.
5401 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
5403 * invoke.texi (min-inline-recursive-probability): Document.
5405 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
5407 * doc/install.texi (Configuration): Update Valgrind homepage.
5409 2005-07-28 Richard Henderson <rth@redhat.com>
5412 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
5413 labels we want to delete.
5414 (cfg_layout_merge_blocks): Likewise.
5416 2005-07-28 Richard Henderson <rth@redhat.com>
5419 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
5420 when expanding to nothing.
5422 2005-07-28 Josh Conner <jconner@apple.com>
5424 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
5425 (cgraph_decide_inlining_of_small_functions): Likewise.
5427 2005-07-28 Josh Conner <jconner@apple.com>
5429 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
5430 direction of badness if negative.
5431 (cgraph_default_inline_p): Add reason to parameters, and assign it
5433 (cgraph_decide_inlining_of_small_functions): New parameter in call
5434 to cgraph_default_inline_p.
5435 (cgraph_decide_inlining_incrementally): Likewise.
5436 * cgraphunit.c (decide_is_function_needed): Likewise.
5437 * cgraph.h (cgraph_default_inline_p): Likewise.
5439 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5441 * builtins.c: Fix comment typo(s).
5442 * genautomata.c: Likewise.
5443 * gimplify.c: Likewise.
5444 * tree-dfa.c: Likewise.
5445 * tree-flow-inline.h: Likewise.
5446 * tree-into-ssa.c: Likewise.
5447 * tree-ssa-alias.c: Likewise.
5448 * tree-ssa-ccp.c: Likewise.
5449 * tree-ssa-copy.c: Likewise.
5450 * tree-ssa-dce.c: Likewise.
5451 * tree-ssa-dom.c: Likewise.
5452 * tree-ssa-operands.c: Likewise.
5453 * tree-tailcall.c: Likewise.
5454 * tree-vectorizer.c: Likewise.
5455 * tree-vrp.c: Likewise.
5458 2005-07-28 Jeff Law <law@redhat.com>
5460 * tree-vrp.c (test_for_singularity): Extracted from ...
5461 (simplify_cond_using_ranges): Attempt to simplify a relational
5462 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
5464 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
5466 PR tree-optimization/22506
5467 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
5468 phis whose argument is constant.
5470 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
5472 PR rtl-optimization/18992
5473 Back out this patch:
5474 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5475 PR optimization/12142
5476 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
5477 uses of the register in the SET_SRC. Remove unnecessary argument.
5479 Replace it with this:
5480 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
5481 if flag_non_call_exceptions is set and the insn may trap, pass
5482 pc_rtx as dest for recursion.
5483 In SET_SRC part of SET case, if dest is already set, pass it down
5486 2005-07-28 Jan Hubicka <jh@suse.cz>
5488 * cfg.c (update_bb_profile_for_threading): Use RDIV.
5489 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
5490 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
5492 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
5493 profile when available.
5495 2005-07-28 Jan Beulich <jbeulich@novell.com>
5497 * config/ia64/ia64.c (ia64_load_pair_ok): New.
5498 (ia64_print_operand): Describe and handle 'X'.
5499 (ia64_register_move_cost): Also handle FP_REGS.
5500 (ia64_preferred_reload_class): Likewise.
5501 (ia64_secondary_reload_class): Likewise.
5502 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
5503 it. Also check for ITANIUM_CLASS_FLDP.
5504 * config/ia64/ia64.h (FP_REGNO_P): New.
5505 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
5506 (reg_class): Add FP_REGS.
5507 (REG_CLASS_NAMES): Adjust for it.
5508 (REG_CLASS_CONTENTS): Likewise.
5509 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
5510 (REG_CLASS_FROM_LETTER): Handle 'x'.
5511 (CLASS_MAX_NREGS): Handle FP_REGS.
5512 (MEMORY_MOVE_COST): Likewise.
5513 * config/ia64/ia64.md (itanium_class): Add fldp.
5514 (type): Handle fldp.
5515 (movti_internal): More allowable operand combinations. Use ldfp8 when
5516 splitting unnecessary. Remove predicable attribute. Adjust
5517 itanium_class attribute.
5518 (smuldi3_highpart): Remove outdated comment.
5519 (mulditi3, umulditi3, rotlti3): New expanders.
5520 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
5521 (absti2): Disabled new insn for future reference.
5522 Respective new splitters.
5523 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
5524 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
5525 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
5527 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
5529 PR rtl-optimization/23047
5530 * simplify-rtx.c (simplify_const_relational_operation): Respect
5531 flag_wrapv for comparisons with ABS.
5533 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
5535 PR tree-optimization/22493
5536 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
5537 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
5539 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
5541 * config/frv/frv.opt (moptimize-membar): New.
5543 * doc/invoke.texi: Document -moptimize-membar and its inverse.
5545 * config/frv/frv.h: Remove machine_function definition.
5547 * config/frv/frv.c (struct frv_io): New.
5548 (struct machine_function): Moved from frv.h. Add has_membar_p.
5549 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
5550 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
5551 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
5552 (frv_optimize_membar_global, frv_optimize_membar): New functions.
5553 (frv_reorg): Call frv_optimize_membar when appropriate.
5554 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
5555 (frv_expand_builtin): Adjust calls accordingly.
5556 (frv_io_address_cookie): New function.
5557 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
5558 load or store rather than a special insn. Add ccnstant address and
5559 io-type operands to the membar.
5560 (frv_ifcvt_modify_tests): Unsign regno.
5561 (frv_ifcvt_modify_tests): Same.
5563 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
5564 UNSPEC_OPTIONAL_MEMBAR constant.
5565 (builtin_read_<mode>): Delete.
5566 (builtin_write_<mode>): Delete.
5567 ("optional_membar_<mode>"): Add operand.
5569 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
5570 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
5571 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
5572 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
5573 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
5574 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
5575 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
5576 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
5577 * testsuite/gcc.target/frv/all-read-write-1.c: New.
5579 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
5581 * df.c (df_uses_record): Handle SCRATCH.
5583 2005-07-28 Steven Bosscher <stevenb@suse.de>
5586 * passes.c (rest_of_decl_compilation): If decl is a type and
5587 we have encountered errors, don't emit debug information.
5589 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
5591 * params.def: Fixed comment.
5593 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
5596 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
5597 (TARGET_ASM_UNALIGNED_HI_OP): Add.
5598 (TARGET_ASM_UNALIGNED_SI_OP): Add.
5600 2005-07-27 Steven Bosscher <stevenb@suse.de>
5603 * varasm.c (assemble_start_function): Don't do anything that may
5604 require a CFG if the current function is a thunk.
5606 2005-07-25 Geoffrey Keating <geoffk@apple.com>
5608 * doc/install.texi (Prerequisites): Mention that perl is needed
5609 to do export control in libstdc++ targetting Darwin.
5611 2005-07-27 Steven Bosscher <stevenb@suse.de>
5613 PR rtl-optimization/17808
5614 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
5615 (sched_insns_conditions_mutex_p): Split out from...
5616 (add_dependence): ...here. But don't call it from here.
5617 (add_dependence_list): Check sched_insns_conditions_mutex_p
5618 before calling add_dependence.
5619 (add_dependence_list_and_free): Likewise.
5620 (fixup_sched_groups): Likewise.
5621 (sched_analyze_1): Likewise.
5622 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
5623 (sched_analyze): Likewise.
5624 (sched_analyze_insn): Likewise.
5625 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
5626 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
5627 dependencies on all COND_EXEC insns to jumps ending basic blocks
5628 when doing intrablock scheduling.
5629 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
5631 2005-07-27 Jeff Law <law@redhat.com>
5633 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
5634 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
5635 equivalency sets, correctly handle the case were vr0 has an
5636 equivalency set, but vr1 does not.
5638 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
5640 PR tree-optimization/23073
5641 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
5642 vect_print_dump_info before fprintf.
5644 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5646 PR tree-optimize/22348
5647 * tree-ssa-loop-niter.c (number_of_iterations_cond):
5648 Fold the partial computation.
5650 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5652 PR tree-optimization/22325
5653 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
5655 * tree-scalar-evolution.c (scev_const_prop): Add generic final
5657 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
5658 (force_var_cost): ... this function.
5659 (compute_phi_arg_on_exit): Export.
5661 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5663 PR tree-optimization/20773
5664 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
5667 2005-07-27 Richard Guenther <rguenther@suse.de>
5669 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
5670 Avoid pushing again if current struct contains only
5671 fields we decomposed.
5673 2005-07-27 Jan Hubicka <jh@suse.cz>
5675 PR tree-optimization/22574
5676 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
5679 * tree-tailcall.c (decrease_profile): New function.
5680 (eliminate_tail_call): Use it.
5682 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
5683 visibility flags correctly in whole program mode.
5685 2005-07-26 Steve Ellcey <sje@cup.hp.com>
5687 PR rtl-optimization/22472
5688 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
5690 2005-07-26 Steven Bosscher <stevenb@suse.de>
5692 PR tree-optimization/22504
5693 * tree-complex.c (expand_complex_addition): Use 'code' instead
5694 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
5696 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5698 * config.gcc (cpu_type): Add frv case.
5699 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
5700 (supported_defaults): Add fr550 case.
5702 2005-07-26 Diego Novillo <dnovillo@redhat.com>
5705 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
5706 whether a pointer of type T * may point to objects of type T *.
5708 2005-07-26 DJ Delorie <dj@redhat.com>
5710 * configure: Regenerate.
5712 2005-07-26 Dale Johannesen <dalej@apple.com>
5714 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
5716 2005-07-26 Mark Mitchell <mark@codesourcery.com>
5718 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
5719 Clarify use of "build" in name.
5721 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5723 * doc/extend.texi (Raw read/write Functions): New section.
5724 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
5725 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
5726 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
5727 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
5728 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
5729 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
5730 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
5731 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
5732 * config/frv/frv.c: Add bdesc_loads global.
5733 Add bdesc_stores global.
5734 (frv_init_builtins): Add support for __builtin_{read/write}*.
5735 (frv_volatile_memref): New.
5736 (frv_expand_load_builtin): New.
5737 (frv_expand_store_builtin): New.
5738 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
5739 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
5740 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
5741 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
5742 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
5743 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
5744 (builtin_read_<mode>): New.
5745 (builtin_write_<mode>): New.
5746 (builtin_write64): New.
5747 (optional_membar_<mode>): New.
5749 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
5751 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
5752 (rather than units) against HOST_BITS_PER_WIDE_INT.
5754 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
5756 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
5757 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
5758 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
5759 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
5762 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
5763 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
5764 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
5766 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
5768 2005-07-26 Richard Guenther <rguenther@suse.de>
5770 PR tree-optimization/22486
5771 * fold-const.c (fold_unary): Fold away useless component
5772 references of the form (T *)&T.x, if the address
5775 2005-07-25 James E Wilson <wilson@specifixinc.com>
5777 * dwarf2out.c (add_call_src_coords_attributes): New.
5778 (gen_inlined_subroutine_die): Call it.
5779 (maybe_emit_file, init_file_table): Add comments.
5780 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
5782 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
5783 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
5784 * tree.h (BLOCK_SOURCE_LOCATION): New.
5785 (struct tree_block): New field locus.
5787 2005-07-26 Andreas Schwab <schwab@suse.de>
5789 PR rtl-optimization/23043
5790 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
5791 when allocating a struct unoccr.
5793 2005-07-25 Richard Henderson <rth@redhat.com>
5796 * tree-complex.c (gate_no_optimization): True if errors.
5797 * Makefile.in (tree-complex.o): Update dependencies.
5799 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
5801 * config/frv/predicates.md (integer_register_operand): Use
5804 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5807 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
5809 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
5811 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5813 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
5814 types when flag_unsafe_math_optimizations is true.
5816 2005-07-25 Mark Mitchell <mark@codesourcery.com>
5818 * gcc.c (option_map): Add --sysroot.
5819 (process_command): Handle --sysroot.
5820 (display_help): Document it.
5821 * doc/cppopts.tex (-isysroot): Document.
5822 * doc/invoke.texi (--sysroot): Document.
5823 * doc/install.texi (--with-build-sysroot): Document.
5825 * Makefile.in (inhibit_libc): New variable.
5826 (INHIBIT_LIBC_CFLAGS): Likewise.
5827 (LIBGCC2_CFLAGS): Include
5828 $(INHIBIT_LIBC_CFLAGS).
5829 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
5830 ($(T)crtbegin.o): Do not use @inhibit_libc@.
5831 ($(T)crtend.o): Likewise.
5832 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
5833 ($(T)crtendS.o): Likewise.
5834 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
5835 ($(T)crtendT.o): Likewise.
5836 (stmp-fixinc): Do not complain about missing headers if
5838 * configure.ac (inhibit_libc): Set it to true/false.
5839 (--with-build-sysroot): New option. Use it to set
5841 * configure: Regenerated.
5843 2005-07-25 Manfred Hollstein <mh@suse.com>
5845 * calls.c (store_one_arg): Fix unsigned comparison warning.
5847 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5850 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
5851 (ggc_print_statistics): Initialize variable before use.
5853 2005-07-25 Richard Guenther <rguenther@suse.de>
5855 * tree-dfa.c (mark_new_vars_to_rename): Protect against
5856 calling with a PHI_NODE argument.
5858 * tree-flow-inline.h (overlap_subvar): Protect against
5861 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
5863 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
5864 * configure: Regenerate.
5866 2005-07-25 Ira Rosen <irar@il.ibm.com>
5868 * expr.c (highest_pow2_factor): Make extern.
5869 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
5870 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5871 record_array_differ_p, array_ptr_differ_p): Likewise.
5872 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
5873 additional cases. Call the above functions.
5874 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
5875 base_object_differ_p when there are two base objects. Otherwise, compare
5876 base address and offset. Call may_alias_p.
5877 (dump_data_reference): Use a correct field name.
5878 (analyze_array): Make static. Initialize new data-ref fields.
5879 (analyze_indirect_ref): New function.
5880 (init_data_ref): Initialize new data-ref fields.
5881 (strip_conversion): Moved from tree-vect-analyze.c.
5882 (analyze_offset_expr, get_ptr_offset, address_analysis,
5883 object_analysis): Likewise.
5884 (analyze_offset): New function.
5885 (create_data_ref): Likewise.
5886 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
5887 dimensions for ARRAY_REFs only.
5888 (build_classic_dist_vector): Make static.
5889 (access_functions_are_affine_or_constant_p): Call macro to get the
5890 address of access functions.
5891 (compute_all_dependences): Add new parameter
5892 compute_self_and_read_read_dependences. Compute self and read-read
5893 dependences if it is true.
5894 (find_data_references_in_loop): Call create_data_ref. Initialize new
5896 (compute_data_dependences_for_loop): Add new parameter
5897 compute_self_and_read_read_dependences. Remove parameter nb_loops,
5898 compute nb_loops. Call compute_all_dependences,
5899 build_classic_dist_vector and build_classic_dir_vector with correct
5901 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
5902 with correct parameters. Compare dimensions for ARRAY_REFs only.
5903 (free_data_refs): Call macro to free access functions.
5904 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
5905 fields from stmt_vinfo.
5906 (struct base_object_info): New structure.
5907 (struct data_reference): Move fields to base_object_info. Add fields
5908 first_location and object_info for above structures. Move fields from
5909 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
5910 aligned_to. Add macros to access the new fields.
5911 Update functions declarations.
5912 * tree-flow.h (is_aliased_with): Declare.
5913 * tree-loop-linear.c (linear_transform_loops): Call
5914 compute_data_dependences_for_loop with correct parameters.
5915 * tree-ssa-alias.c (is_aliased_with): New function.
5916 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
5917 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
5918 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
5919 vect_base_addr_differ_p, compute_subscript_distance and
5920 build_classic_dist_vector. Add printings. Check absolute value of
5922 (vect_analyze_data_ref_dependences): Go through ddrs instead of
5924 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
5925 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
5926 to bytes. Add printing.
5927 (vect_compute_data_refs_alignment): Go through loads and stores in one
5929 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
5930 vect_analyze_data_ref_access): Likewise.
5931 (vect_analyze_pointer_ref_access): Remove.
5932 (vect_address_analysis, vect_object_analysis): Likewise.
5933 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
5934 and analyze data-refs in the loop.
5935 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
5936 fields of data-ref instead of stmt. Add init to the offset from the
5938 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
5939 (vect_update_init_of_dr): Likewise.
5940 (vect_update_inits_of_drs): Go through loads and stores in one loop.
5941 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
5943 (new_loop_vec_info): Initialize new fields.
5944 (destroy_loop_vec_info): Free new fields.
5945 (vect_strip_conversion): Remove.
5946 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
5947 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
5948 datarefs. Add new field ddrs.
5949 Add macros for the new fields access.
5950 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
5951 base_aligned_p, misalignment, memtag, ptr_info and subvars.
5952 Remove their macros.
5953 * tree.h (highest_pow2_factor): Declare.
5955 2005-07-25 Jakub Jelinek <jakub@redhat.com>
5957 * calls.c (store_one_arg): Check for sibling call MEM arguments
5958 from already clobbered incoming argument area.
5960 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5962 * c-common.c (check_missing_format_attribute): New.
5963 * c-common.h (check_missing_format_attribute): Likewise.
5964 * c-typeck.c (convert_for_assignment): Use it.
5966 2005-07-24 Andreas Schwab <schwab@suse.de>
5968 * config/m68k/m68k.md ("extendqidi2"): When source is an address
5969 register use a word move. Correct operand of ext.w in 68000 code.
5971 2005-07-23 Mark Mitchell <mark@codesourcery.com>
5973 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
5974 variables as declarations, rather than definitions.
5976 2005-07-24 Ira Rosen <irar@il.ibm.com>
5978 PR tree-optimization/22526
5979 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
5982 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5984 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
5985 that C99 reserve for future use. Use it to define clog10,
5986 clog10f and clog10l.
5988 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5990 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
5991 * configure.ac: Check for -Wmissing-format-attribute.
5993 * configure: Regenerate.
5995 2005-07-23 Richard Henderson <rth@redhat.com>
5997 PR tree-optimization/22623
5998 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
6000 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
6003 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
6005 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6007 * Makefile.in (C_TREE_H): Update dependencies.
6008 * c-tree.h: Include toplev.h.
6009 * diagnostic.h (diagnostic_set_info): Add format attribute.
6010 * rtl-error.c (diagnostic_for_asm): Likewise.
6012 2005-07-23 Chao-ying Fu <fu@mips.com>
6014 * config/mips/mips-dsp.md: New file.
6015 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
6016 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
6018 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
6019 MIPS_BUILTIN_BPOSGE32.
6020 (mips_expand_builtin_direct): Add one parameter to indicate that
6021 builtin functions need to return a value.
6022 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
6024 (mips_regno_to_class): Add classes for 12 new DSP registers.
6025 (mips_subword): Change to check four HI registers.
6026 (mips_output_move): Output move to and from 6 new DSP accumulators.
6027 (override_options): Make sure -mdsp and -mips16 are not used together.
6028 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
6030 (mips_conditional_register_usage): Disable 6 new DSP accumulators
6032 (print_operand): Add 'q' for printing DSP accumulators.
6033 (mips_cannot_change_mode_class): Check ACC_REGS.
6034 (mips_secondary_reload_class): Check ACC_REGS.
6035 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
6036 (mips_register_move_cost): Check ACC_REGS.
6037 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
6038 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
6039 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
6040 (dsp_bdesc): New array.
6041 (bdesc_arrays): Add DSP builtin function table.
6042 (mips_prepare_builtin_arg): Check predicate again after
6044 (mips_expand_builtin): Add one more parameter to
6045 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
6046 MIPS_BUILTIN_BPOSGE32.
6047 (mips_init_builtins): Initialize new function types.
6048 (mips_expand_builtin_direct): Check if builtin functions need to
6049 return a value and pass operands properly.
6050 (mips_expand_builtin_bposge): New function.
6051 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
6052 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
6053 (FIRST_PSEUDO_REGISTER): Increase to 188.
6054 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
6055 Update for 12 new DSP registers.
6056 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
6057 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
6058 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
6059 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
6060 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
6061 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
6062 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
6063 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
6064 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
6065 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
6066 (REGISTER_NAMES): Add names for 12 new DSP registers.
6067 * config/mips/mips.md: Include mips-dsp.md.
6068 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
6069 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
6070 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
6071 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
6072 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
6073 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
6074 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
6075 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
6076 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
6077 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
6078 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
6079 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
6080 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
6081 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
6082 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
6083 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
6084 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
6085 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
6086 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
6087 (UNSPEC_RDDSP): New constants.
6088 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
6089 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
6091 * config/mips/mips.opt (-mdsp): New option.
6092 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
6093 (reg_imm10_operand): New predicates.
6094 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
6095 * doc/invoke.texi (-mdsp): Document new option.
6097 2005-07-22 DJ Delorie <dj@redhat.com>
6099 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
6101 * tree-inline.c (inlinable_function_p): Likewise.
6103 2005-07-22 Mark Mitchell <mark@codesourcery.com>
6106 * toplev.c (check_global_declarations): Do not mark undefined
6107 variables as DECL_IGNORED_P.
6108 * varasm.c (first_global_object_name): GTY it.
6109 (weak_global_object_name): Likewise.
6110 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
6111 a string to go into {weak,first}_global_object_name.
6113 2005-07-22 DJ Delorie <dj@redhat.com>
6115 * c-format.c (check_function_format): Change warning control
6116 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
6118 2005-07-22 Diego Novillo <dnovillo@redhat.com>
6120 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
6121 &PTR->FLD a dereference of PTR.
6122 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
6123 a potential dereference of PTR.
6125 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
6127 PR rtl-optimization/20370
6128 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
6129 call allocate_reg_info if necessary.
6131 PR rtl-optimization/21848
6132 * calls.c (emit_library_call_value_1): For const functions, add
6133 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
6135 PR rtl-optimization/22445
6136 * cselib.c (target.h): Include.
6137 (rtx_equal_for_cselib_p): Allow commutative matches.
6138 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
6139 Remove MODE parameter. Changed all callers.
6141 PR rtl-optimization/22258
6142 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
6144 (try_combine): Use likely_spilled_retval_p.
6146 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
6148 * config.gcc: Add crx-elf support.
6150 * doc/contrib.texi: Mention crx.
6151 * doc/extend.texi: Document crx extensions.
6152 * doc/install.texi: Document crx install.
6153 * doc/invoke.texi: Document crx options.
6154 * doc/md.texi: Document crx constraints.
6156 * config/crx/crx-protos.h: New file.
6157 * config/crx/crx.c: New file.
6158 * config/crx/crx.h: New file.
6159 * config/crx/crx.md: New file.
6160 * config/crx/crx.opt: New file.
6161 * config/crx/t-crx: New file.
6163 2005-07-22 Manfred Hollstein <mh@suse.com>
6165 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
6167 (int_add_graph_edge): Likewise.
6168 (collapse_nodes): Likewise.
6169 (process_unification_queue): Likewise.
6171 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6172 Laurent GUERBY <laurent@guerby.net>
6174 PR tree-optimization/22336
6175 * function.c (record_block_change): Check for
6176 cfun->ib_boundaries_block.
6178 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
6180 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
6181 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
6183 2005-07-21 DJ Delorie <dj@redhat.com>
6185 * toplev.c (warn_deprecated_use): Add warning control to warning
6187 * c-typeck.c (parser_build_binary_op): Likewise.
6188 (c_finish_if_stmt): Likewise.
6189 * c-common.c (check_function_sentinel): Likewise.
6190 (check_nonnull_arg): Likewise.
6192 2005-07-21 Richard Henderson <rth@redhat.com>
6195 * tree-complex.c (complex_ssa_name_components): New.
6196 (cvc_lookup): Allow entry not found.
6197 (create_components): Remove.
6198 (create_one_component_var, get_component_var): New.
6199 (get_component_ssa_name, set_component_ssa_name): New.
6200 (extract_component): Use get_component_ssa_name.
6201 (update_complex_components): Use set_component_ssa_name.
6202 (update_complex_components_on_edge): Likewise.
6203 (update_phi_components): Create new PHI nodes directly, instead
6204 of adding insns to edges.
6205 (tree_lower_complex): Allocate and free complex_variable_components
6206 and complex_ssa_name_components here.
6208 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
6210 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
6211 revert to returning false.
6213 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6216 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
6218 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6221 * config/i386/i386.md (cmpxf): Change operand constraints
6222 to "nonmemory_operand".
6224 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6226 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
6228 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6231 * fold-const.c (fold_build1): Add checksum for the operands.
6232 (fold_build2): Likewise.
6233 (fold_build3): Likewise.
6235 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6238 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
6240 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6242 * common.opt (-fforward-propagate): Committed by mistake,
6245 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6247 * reg-stack.c: Fix comment typo(s).
6248 * tree-ssa-operands.c: Likewise.
6249 * tree-vectorizer: Likewise.
6251 2005-07-21 Nick Clifton <nickc@redhat.com>
6253 * config/sh/symbian.c: Replace C++ style line comments with C
6254 style line comments.
6255 (symbian_add_attribute): Do not use a ? operator on the LHS of
6257 (sh_symbian_handle_dll_attribute): Change the type of the
6258 method vector to "VEC(tree,gc)*" and use vector accessor
6259 macros to walk over the elements.
6260 (symbian_export_vtable_and_rtti_p): Likewise.
6261 (symbian_class_needs_attribute_p): Likewise.
6263 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6266 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
6267 initialize targetm.resolve_overloaded_builtin here.
6268 (altivec_expand_overloaded_builtin): Make it non-static.
6269 * config/rs6000/rs6000-protos.h
6270 (altivec_expand_overloaded_builtin): New prototype.
6271 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
6272 targetm.resolve_overloaded_builtin here.
6273 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
6275 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6276 Zdenek Dvorak <dvorakz@suse.cz>
6278 PR tree-optimization/19210
6279 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
6281 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
6282 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
6283 rely on unproven assumptions.
6284 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
6285 * tree-flow.h (number_of_iterations_exit): Add final parameter.
6286 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
6287 to number_of_iterations_exit.
6288 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
6289 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
6290 * tree-ssa-loop-niter.c (find_loop_niter,
6291 estimate_numbers_of_iterations_loop): Likewise.
6292 (number_of_iterations_exit): Honor the new options.
6293 * doc/invoke.texi (Wunsafe-loop-optimizations,
6294 funsafe-loop-optimizations): Document them.
6296 2005-07-21 Richard Sandiford <richard@codesourcery.com>
6298 PR rtl-optimization/22167
6299 * gcse.c (hoist_code): Fix hoist_exprs[] check.
6301 2005-07-20 Adam Nemet <anemet@lnxw.com>
6303 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
6304 __do_global_dtors_aux longcall.
6306 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
6308 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
6309 (old_special_pred_table): Don't reference
6310 SPECIAL_MODE_PREDICATES.
6311 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
6312 * config/arc/arc.h: Don't mention PREDICATE_CODES.
6313 * config/sh/predicates.h: Don't mention
6314 SPECIAL_MODE_PREDICATES.
6315 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
6318 2005-07-20 DJ Delorie <dj@redhat.com>
6320 * config.gcc: Add m32c-elf support.
6322 * doc/contrib.texi: Mention m32c.
6323 * doc/extend.texi: Document m32c extensions.
6324 * doc/install.texi: Mention m32c.
6325 * doc/invoke.texi: Document m32c options.
6326 * doc/md.texi: Document m32c constraints.
6328 * config/m32c/addsub.md: New file.
6329 * config/m32c/bitops.md: New file.
6330 * config/m32c/cond.md: New file.
6331 * config/m32c/jump.md: New file.
6332 * config/m32c/m32c-lib1.S: New file.
6333 * config/m32c/m32c-lib2.c: New file.
6334 * config/m32c/m32c-modes.def: New file.
6335 * config/m32c/m32c-pragma.c: New file.
6336 * config/m32c/m32c-protos.h: New file.
6337 * config/m32c/m32c.abi: New file.
6338 * config/m32c/m32c.c: New file.
6339 * config/m32c/m32c.h: New file.
6340 * config/m32c/m32c.md: New file.
6341 * config/m32c/m32c.opt: New file.
6342 * config/m32c/minmax.md: New file.
6343 * config/m32c/mov.md: New file.
6344 * config/m32c/muldiv.md: New file.
6345 * config/m32c/predicates.md: New file.
6346 * config/m32c/prologue.md: New file.
6347 * config/m32c/shift.md: New file.
6348 * config/m32c/t-m32c: New file.
6350 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6352 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
6353 (stack_protect_set, stack_protect_test): New expanders.
6354 (stack_protect_set_si, stack_protect_set_si_media,
6355 stack_protect_set_di_media, stack_protect_test_si,
6356 stack_protect_test_si_media, stack_protect_test_di_media):
6359 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
6361 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
6363 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
6365 * tree.h (tree_expr_nonzero_p): Export.
6366 * fold-const.c (tree_expr_nonzero_p): Likewise.
6367 Return true for CALL_EXPRs that are alloca calls.
6368 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
6370 * tree-flow.h (expr_computes_nonzero): Remove.
6371 * tree-vrp.c (expr_computes_nonzero): Remove.
6372 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
6373 (extract_range_from_unary_expr): Likewise.
6374 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
6375 tree_expr_nonzero_p.
6377 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
6379 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
6380 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
6381 extra arg "picreg" and use it instead of pic_offset_table_rtx.
6382 All callers changed.
6383 (frame_related_constant_load): New arg "related" which controls
6384 setting of RTX_FRAME_RELATED_P. All callers changed.
6385 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
6386 (bfin_expand_prologue): Add stack limit checking.
6387 * config/bfin/bfin.md (trapifcc): New pattern.
6389 * config/bfin/bfin.c: Include "langhooks.h".
6390 (def_builtin): Go through lang_hooks to call builtin_function.
6392 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
6393 * config/bfin/predicates.md (symbol_ref_operand): New.
6394 (call_insn_operand): Delete. All callers changed to use
6395 register_no_elim_operand.
6396 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
6398 (function_arg): Use it to generate the call's operand 2.
6399 (bfin_longcall_p): New function.
6400 (bfin_expand_call): Extra arg "cookie". All callers and declaration
6401 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
6402 determine if the address needs to be in a REG.
6403 (bfin_handle_longcall_attribute): New function.
6404 (bfin_attribute_table): Add "longcall" and "shortcall".
6405 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
6406 (CUMULATIVE_ARGS): New member call_cookie.
6407 (PREDICATE_CODES): Add symbol_ref_operand.
6408 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
6409 extra USE to the pattern.
6410 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
6411 New patterns, split off call_insn, sibcall_insn, call_value_insn and
6412 sibcall_value_insn; now the new patterns handle direct calls and the
6413 old ones indirect calls.
6414 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
6416 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6418 * doc/trouble.texi: Update section on handling of empty loops.
6420 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
6422 * config.gcc: Remove support for sparc-*-openbsd*,
6423 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
6425 * config.host: Remove support for i860-*-sysv4* as a host.
6426 * config/i860/*, config/ip2k/*, config/ns32k/*,
6427 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
6428 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
6429 mention obsolete ports.
6431 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6433 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
6435 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
6436 of frame_pointer_rtx.
6437 (sh_expand_epilogue): Likewise.
6438 (sh_set_return_address): Likewise.
6439 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
6440 instead of FRAME_POINTER_REGNUM if needed. Add elimination
6441 offsets from FRAME_POINTER_REGNUM.
6442 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
6443 (sh_register_names): Add initializer for sfp.
6444 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
6445 (VALID_REGISTER_P): Likewise.
6446 (FIRST_PSEUDO_REGISTER): Update.
6447 (DWARF_FRAME_REGISTERS): Define.
6448 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
6449 (HARD_FRAME_POINTER_REGNUM): Define.
6450 (FRAME_POINTER_REGNUM): Redefine.
6451 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
6452 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
6453 from FRAME_POINTER_REGNUM.
6454 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
6455 FRAME_POINTER_REGNUM.
6456 (REG_CLASS_CONTENTS): Add sfp.
6457 (REG_ALLOC_ORDER): Likewise.
6458 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
6459 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
6460 of frame_pointer_rtx.
6461 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6463 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
6465 * fold-const.c (tree_expr_nonnegative_p): Only return true for
6466 ABS_EXPR when flag_wrapv is false because of INT_MIN.
6467 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
6469 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
6472 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
6474 Make CONSTRUCTOR use VEC to store initializers.
6475 * c-common.c (complete_array_type): Update to cope with VEC in
6477 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
6478 (pp_c_constructor_elts): New function.
6479 * c-pretty-print.h (pp_c_constructor_elts): Declare.
6480 * c-typeck.c (build_function_call, build_c_cast, digest_init,
6481 struct constructor_stack, struct initializer_stack,
6482 constructor_elements, push_init_level, pop_init_level,
6483 add_pending_init, find_init_member, output_init_element): Update to
6484 cope with VEC in CONSTRUCTOR_ELTS.
6485 * coverage.c (build_fn_info_value, build_ctr_info_value,
6486 build_gcov_info): Likewise.
6487 * expr.c (categorize_ctor_elements_1, store_constructor,
6488 expand_expr_real_1): Likewise.
6489 * fold-const.c (fold_ternary): Likewise.
6490 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
6491 gimplify_init_constructor, gimplify_expr): Likewise.
6492 * tree-dump.c (dequeue_and_dump): Likewise.
6493 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
6495 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
6497 * tree-sra.c (generate_element_init_1): Likewise.
6498 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
6499 * tree-ssa-operands.c (get_expr_operands): Likewise.
6500 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
6501 * tree-vect-transform.c (vect_get_vec_def_for_operand):
6502 (get_initial_def_for_reduction): Likewise.
6503 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
6504 value handle in annotations.
6505 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
6506 tree_node_structure): Add support for constr_kind.
6507 (build_vector_from_ctor, build_constructor_single,
6508 build_constructor_from_list): New functions.
6509 (build_constructor): Update to take a VEC instead of a TREE_LIST.
6510 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
6511 Update to cope with VEC in CONSTRUCTOR_ELTS.
6512 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
6513 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
6514 CONSTRUCTOR_APPEND_ELT): New macros.
6515 (struct constructor_elt, struct tree_constructor): New data types.
6516 (union tree_node): Add tree_constructor field.
6517 * treestruct.def: Define TS_CONSTRUCTOR.
6518 * varasm.c (const_hash_1, compare_constant, copy_constant,
6519 compute_reloc_for_constant, output_addressed_constants,
6520 initializer_constant_valid_p, output_constant,
6521 array_size_for_constructor, output_constructor): Update to cope with
6522 VEC in CONSTRUCTOR_ELTS.
6523 * vec.h (VEC_empty, VEC_copy): New macros.
6525 2005-07-19 Devang Patel <dpatel@apple.com>
6527 * dbxout.c (dbxout_type): Check Objective-C++ lang.
6529 2005-07-19 Richard Henderson <rth@redhat.com>
6532 * gimplify.c (gimplify_expr): Use main variant type for the temp
6533 destination for a discarded volatile read.
6534 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
6535 casts between non-void types that change volatility.
6537 2005-07-15 DJ Delorie <dj@redhat.com>
6539 * toplev.h: Add comment about the first parameter for warning().
6540 * errors.h: Likewise.
6542 * c.opt (Wpragmas): New.
6543 * doc/invoke.texi: Document it.
6545 * function.c (do_warn_unused_parameter): Add warning control to
6547 * c-decl.c (warn_if_shadowing): Likewise.
6548 * c-lex.c (cb_def_pragma): Likewise.
6549 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
6550 (pop_alignment): Likewise.
6551 (handle_pragma_pack): Likewise.
6552 (apply_pragma_weak): Likewise.
6553 (handle_pragma_weak): Likewise.
6554 (handle_pragma_redefine_extname): Likewise.
6555 (add_to_renaming_pragma_list): Likewise.
6556 (handle_pragma_extern_prefix): Likewise.
6557 (maybe_apply_renaming_pragma): Likewise.
6558 (handle_pragma_visibility): Likewise.
6560 * config/c4x/c4x-c.c (BAD): Likewise.
6561 (c4x_parse_pragma): Likewise.
6562 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
6563 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
6564 (rs6000_pragma_longcall): Likewise.
6565 * config/v850/v850-c.c (pop_data_area): Likewise.
6566 (ghs_pragma_section): Likewise.
6567 (ghs_pragma_section): Likewise.
6568 (ghs_pragma_interrupt): Likewise.
6569 (ghs_pragma_starttda): Likewise.
6570 (ghs_pragma_startsda): Likewise.
6571 (ghs_pragma_startzda): Likewise.
6572 (ghs_pragma_endtda): Likewise.
6573 (ghs_pragma_endsda): Likewise.
6574 (ghs_pragma_endzda): Likewise.
6576 2005-07-19 Danny Berlin <dberlin@dberlin.org>
6577 Kenneth Zadeck <zadeck@naturalbridge.com>
6579 * Makefile.in: Removed tree-promote-statics.c
6580 * tree-promote-statics.c: Removed.
6581 * common.opt: Removed flag-promote-statics.
6583 * passes.c: Removed tree-promote-statics pass.
6584 * tree-pass.h: Ditto.
6585 * timevar.def: Removed TV_PROMOTE_STATICS.
6588 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
6590 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
6592 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
6594 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6597 * c-common.c (check_function_arguments): Call
6598 'check_function_format' if either -Wformat or
6599 -Wmissing-format-attribute are specified.
6600 * c-format.c (check_function_format): Check -Wformat before
6601 calling 'check_format_info'.
6602 * c-opts.c (c_common_post_options): Don't warn for
6603 -Wmissing-format-attribute without -Wformat.
6604 * c-typeck.c (convert_for_assignment): Detect additional cases for
6605 -Wmissing-format-attribute.
6606 * doc/invoke.texi (-Wmissing-format-attribute): Document new
6609 2005-07-19 Richard Guenther <rguenther@suse.de>
6611 * config/i386/i386.md (lrint<mode>2): Use temporary
6612 instead of clobbering non-existent memory.
6614 2005-07-19 Nick Clifton <nickc@redhat.com>
6616 * config/avr/avr.c (legitimate_address_p): Fix debugging print
6617 statement to avoid displaying ASCII control characters.
6619 2005-07-19 Ben Elliston <bje@au.ibm.com>
6621 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
6622 * cfganal.c (find_edge_index): Ditto.
6623 * combine.c (combine_instructions): Ditto.
6624 * ddg.c (create_scc): Ditto.
6625 (find_successors): Ditto.
6626 (find_predecessors): Ditto.
6627 (find_nodes_on_paths): Ditto.
6628 (longest_simple_path): Ditto.
6629 * flow.c (update_life_info): Ditto.
6630 (count_or_remove_death_notes): Ditto.
6631 (clear_log_links): Ditto.
6632 * modulo-sched.c (generate_reg_moves): Ditto.
6633 (find_max_asap): Ditto.
6634 (find_max_hv_min_mob): Ditto.
6635 (find_max_dv_min_mob): Ditto.
6636 * sbitmap.c (sbitmap_first_set_bit): Ditto.
6637 * sched-rgn.c (extract_edgelst): Ditto.
6638 * tree-into-ssa.c (prepare_names_to_update): Ditto.
6639 (dump_update_ssa): Ditto.
6640 (ssa_names_to_replace) Ditto.
6641 (switch_virtuals_to_full_rewrite): Ditto.
6642 (update_ssa): Ditto.
6643 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6645 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
6647 Fix PR tree-optimization/22483
6649 * tree-complex.c (create_components): Use
6650 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
6651 * tree-flow-inline.h (fill_referenced_var_vec): New function.
6652 * tree-flow.h (safe_referenced_var_iterator): New structure.
6653 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
6654 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
6655 safe_referenced_var iterator.
6656 (add_type_alias): Ditto.
6658 2005-07-19 Steven Bosscher <stevenb@suse.de>
6660 * loop-init.c (rest_of_handle_loop2): Remove.
6661 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
6662 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
6663 (pass_rtl_loop_init, pass_rtl_loop_done,
6664 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
6665 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
6666 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
6667 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
6668 pass_tree_loop_done, and pass_tree_unswitch.
6669 (gate_loop): Rename to gate_tree_loop.
6670 * passes.c (init_optimization_passes): Update for renamed tree
6671 loop passes. Add the new loop2 passes as subpasses of loop2.
6672 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
6673 Update for the renamed tree loop passes.
6675 2005-07-18 Ian Lance Taylor <ian@airs.com>
6678 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
6679 blocks when optimizing.
6681 2005-07-18 Steve Ellcey <sje@cup.hp.com>
6683 * common.opt (frename-registers): Initialize to 2.
6685 (fgcse-after-reload): Ditto.
6686 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
6687 (process_options): Only change flag_web, flag_rename_registers,
6688 and flag_rerun_cse_after_loop if not explicitly set by user.
6690 2005-07-18 Jan Beulich <jbeulich@novell.com>
6692 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
6693 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
6694 in 64-bit mode the same as DImode in 32-bit mode.
6695 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
6696 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
6697 mode. Add new mode parameter.
6698 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
6699 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
6700 x86_64_shift_adj): New expanders.
6701 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
6702 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
6704 Respective new splitters. Use renamed shift splitter helpers in 32-bit
6705 DImode shift splitters.
6706 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
6707 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
6710 2005-07-18 Jan Beulich <jbeulich@novell.com>
6712 * i386.md (movdi_extzv_1): New.
6713 (zero_extendhidi2): Combine alternatives and never force use of
6715 (zero_extendqidi2): Likewise. Don't restrict input selection.
6717 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6719 Fix PR tree-optimization/22531
6720 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
6723 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6725 * tree-promote-statics.c (pass_promote_statics): Change dump file
6728 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6730 * tree-optimize.c (init_tree_optimization_passes): Add
6731 pass_eliminate_useless_stores pass.
6732 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
6733 * tree-ssa-pre.c (is_copy_stmt): New function.
6734 (follow_copies_till_vuse): Ditto.
6735 (do_eustores): Ditto.
6736 (gate_eustores): Ditto.
6738 2005-07-16 Richard Henderson <rth@redhat.com>
6740 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
6742 2005-07-16 Danny Berlin <dberlin@dberlin.org>
6743 Kenneth Zadeck <zadeck@naturalbridge.com>
6745 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
6746 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
6747 ipa-type-escape.h, tree-promote-statics.c
6748 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
6749 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
6750 tree-promote-statics.c: new files.
6751 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
6752 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
6753 int nonlocal_set_p, mark_constant_function): Deleted.
6754 (rest_of_handle_cfg): Removed call to mark_constant_function.
6755 (nonoverlapping_component_refs_p): Added calls to support
6756 type based aliasing.
6757 * tree-ssa-alias.c (may_alias_p,
6758 compute_flow_insensitive_aliasing): Ditto.
6759 * calls.c (flags_from_decl_or_type): Removed reference to
6761 * c-typeck.c (convert_arguments): Make builtins tolerant of having
6762 too many arguments. This is necessary for Spec 2000.
6763 * cgraph.h (const_function, pure_function): Removed.
6764 * common.opt: Added "fipa-pure-const", "fipa-reference",
6765 "fipa-type-escape", and "ftree-promote-static".
6767 * passes.c: Added ipa and tree-promote-statics passes.
6768 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
6769 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
6770 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
6771 * tree-flow.h: Added exposed sra calls and addition of
6772 reference_vars_info field for FUNCTION_DECLS.
6773 * tree-pass.h: Added passes.
6774 * tree-sra.c: (sra_init_cache): New function.
6775 (sra_insert_before, sra_insert_after) Made public.
6776 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
6778 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
6779 aliasing. (may_alias_p): Added code to use type escape analysis to
6781 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
6782 code to prune clobbers of static variables based on information
6783 produced in ipa-reference pass. Changed call clobbering so that
6784 statics are not marked as clobbered if the call does not clobber
6787 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
6789 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
6792 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6794 * doc/install.texi (*-*-solaris2*): Document recommended version
6795 of GNU binutils and mention GNU linker problem on Solaris 10.
6797 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
6800 * c-decl.c (c_build_bitfield_integer_type): New function.
6801 (finish_struct): Call it.
6802 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
6804 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6806 * c-typeck.c (digest_init): Call 'convert_for_assignment'
6809 2005-07-16 Jan Hubicka <jh@suse.cz>
6811 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
6812 (scale_bbs_frequencies_int): Watch roundoff errors.
6813 * predict.c (return_prediction): Initialize return_stmt.
6815 2005-07-16 Jan Hubicka <jh@suse.cz>
6817 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
6818 after RTL profiling.
6820 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
6823 * fold-const.c (build_range_check): Convert high/low to etype
6824 if we are only comparing against exp.
6826 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
6828 Fix PR tree-optimization/22376
6829 * tree-ssa-structalias.c (build_constraint_graph): We really meant
6831 (need_to_solve): New function.
6832 (compute_points_to_sets): Use it.
6834 2005-07-15 Jan Hubicka <jh@suse.cz>
6836 * cfg.c (update_bb_profile_for_threading): More diagnostic.
6837 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
6839 2005-07-15 Richard Guenther <rguenther@suse.de>
6841 * c-common.c (handle_flatten_attribute): New function.
6842 Add flatten function attribute.
6843 * doc/extend.texi: Document flatten function attribute.
6844 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
6845 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
6847 (cgraph_decide_inlining): Handle functions with flatten
6850 2005-07-14 David Edelsohn <edelsohn@gnu.org>
6852 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
6853 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
6854 UNSPEC_XCHG, UNSPEC_AND): New.
6855 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
6856 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
6857 * config/rs6000/sync.md (FETCHOP): New code macro.
6858 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
6860 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
6861 (sync_compare_and_swap<mode>): Same.
6862 (sync_lock_test_and_set<mode>): Same.
6863 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
6864 for QImode and HImode, and not PPC405.
6865 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
6866 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
6867 (sync_<fetchop>{si,di}_internal): New.
6868 (sync_nand{si,di}_internal): New.
6869 (sync_old_<fetchop>{si,di}_internal): New.
6870 (sync_old_nand{si,di}_internal): New
6871 (sync_new_<fetchop>{si,di}_internal): New.
6872 (sync_new_nand{si,di}_internal): New.
6873 (atomic_and{si,di}): New.
6874 (sync_new_nand{si,di}_internal): New.
6875 (atomic_and{si,di}): New.
6876 (sync_add<mode>_internal): Delete.
6877 (sync_addshort_internal): Use unspec instead of unspec_volatile.
6878 (sync_sub<mode>_internal): Delte.
6879 (sync_subshort_internal): New.
6880 (sync_andsi_internal): Use unspec instead of unspec_volatile.
6881 (sync_anddi_internal): Delete.
6882 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
6883 (sync_booldi_internal): Delete.
6884 (sync_boolc<mode>_internal): Delete.
6885 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
6886 (sync_boolc<mode>_internal2): Delete.
6887 (sync_boolcc<mode>_internal): Delete.
6888 (isync, lwsync): Use unspec instead of unspec_volatile.
6889 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
6890 Revert UNSPEC_VOLATILE.
6891 (rs6000_split_atomic_op): New.
6892 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
6894 2005-07-14 Eric Christopher <echristo@redhat.com>
6896 * config/mips/mips.c (mips_canonicalize_comparison): Cast
6897 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
6899 2005-07-14 Eric Christopher <echristo@redhat.com>
6901 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
6903 2005-07-14 Steven Bosscher <stevenb@suse.de>
6905 PR tree-optimization/22230
6906 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
6907 the computation of the four cross productions for "range op range".
6909 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
6910 Ulrich Weigand <uweigand@de.ibm.com>
6913 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
6916 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
6918 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
6920 2005-07-14 Steve Ellcey <sje@cup.hp.com>
6922 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
6924 2005-07-14 Richard Guenther <rguenther@suse.de>
6927 * config/i386/i386-protos.h (ix86_function_value): Change
6928 prototype to match new target hook.
6929 * config/i386/i386.c (ix86_value_regno): Change prototype
6930 to take extra type argument.
6931 (TARGET_FUNCTION_VALUE): Define.
6932 (ix86_function_ok_for_sibcall): Pass extra argument to
6933 ix86_value_regno, check return slot rtx for exact match.
6934 (ix86_function_value): Take extra parameter. Dispatch to
6935 ix86_value_regno with fndecl/fntype as provided.
6936 (ix86_value_regno): Handle extra type argument.
6937 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
6939 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
6940 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
6941 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
6942 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
6943 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
6945 2005-07-14 Richard Guenther <rguenther@suse.de>
6947 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
6948 * calls.c (expand_call): Pass fntype to hard_function_value.
6949 (emit_library_call_value_1): Likewise.
6950 * explow.c: Include target.h.
6951 (hard_function_value): Take extra argument, the fntype.
6952 Use new target hook for function_value.
6953 * expr.h (hard_function_value): Change prototype.
6954 * function.c (aggregate_value_p): Pass 0 as fntype to
6955 hard_function_value.
6956 (assign_parms): Use new target hook for function_value.
6957 Pass 0 as fntype to hard_function_value.
6958 (expand_function_end): Likewise.
6959 * reg-stack.c: Include target.h.
6960 (stack_result): Use new target hook for function_value.
6961 * target-def.h: New target hook function_value.
6962 * target.h: Likewise.
6963 * targhooks.c (default_function_value): New function.
6964 * targhooks.h (default_function_value): Declare.
6966 2005-07-13 Ian Lance Taylor <ian@airs.com>
6968 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
6970 2005-07-14 Jan Hubicka <jh@suse.cz>
6972 * tree-dfa.c (dump_variable): Use default_def function.
6973 * tree-ssa-alias.c (dump_points_to_info): Likewise.
6974 * tree-ssa.c (verify_use): Likewise.
6975 * tree-ssanames.c (release_ssa_name): Likewise.
6976 * tree-tailcall.c (eliminate_tail_call): Likewise.
6977 (tree_optimize_tail_calls_1): Likewise.
6978 * tree-vrp.c (get_value_range): Likewise.
6980 2005-07-14 Ben Elliston <bje@au.ibm.com>
6982 * gcc.c (main): Compare language[0] with '*' when iterating over
6985 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6987 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
6988 "s390_emit_compare". Add handling of CCZ1mode.
6989 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
6990 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
6992 (s390_branch_condition_mask): Add CCZ1mode handling.
6993 * config/s390/s390.md: ("seq", "*seq"): New pattern.
6994 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
6995 Use CCZ1mode instead of CCZmode.
6996 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
6998 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
7000 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
7002 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
7004 2005-07-13 Eric Christopher <echristo@redhat.com>
7006 * config/mips/mips.c (mips_canonicalize_comparison): New.
7007 (mips_emit_int_relational): Use.
7009 2005-07-13 Eric Christopher <echristo@redhat.com>
7011 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
7013 * config/s390/s390.md: Include tpf.md. Move tpf specific
7015 * config/s390/tpf.md: To here.
7016 * config/s390/s390.opt: Move tpf specific options...
7017 * config/s390/tpf.opt: to here. Add mmain option.
7018 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7019 * config/s390/tpf.h: Rewrite.
7021 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
7023 * doc/tm.texi: Remove @xref{Cross-profiling}.
7025 2005-07-13 Jeff Law <law@redhat.com>
7027 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
7028 expressions, test their _DECL operands for pointer equality rather
7029 than using operand_equal_p.
7031 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
7033 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
7034 (TARGET_POSIX_IO): This.
7035 * config/darwin.h: Likewise.
7036 * config/freebsd.h: Likewise.
7037 * config/linux.h: Likewise.
7038 * config/lynx.h: Likewise.
7039 * config/netbsd.h: Likewise.
7040 * config/rs6000/linux64.h: Likewise.
7041 * config/rs6000/linux.h: Likewise.
7042 * config/s390/tpf.h: Likewise.
7043 * config/sh/embed-elf.h: Likewise.
7044 * config/sparc/linux64.h: Likewise.
7045 * config/sparc/linux.h: Likewise.
7046 * config/svr4.h: Likewise.
7047 * gcov-io.h: Likewise.
7049 * doc/tm.texi: Updated.
7051 * libgcov.c (create_file_directory): Defined only if
7052 TARGET_POSIX_IO is defined.
7053 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
7056 2005-07-13 Jan Hubicka <jh@suse.cz>
7058 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
7060 2005-07-13 David Edelsohn <edelsohn@gnu.org>
7062 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
7063 structure as argument.
7065 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
7067 PR tree-optimization/21921
7068 * tree-iterator.c (tsi_link_before): Support the case when
7069 tsi_end_p (tsi) == true.
7071 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7073 PR tree-optimization/22442
7074 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
7077 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7079 PR rtl-optimization/20376
7080 * toplev.c (process_options): Enable -fweb and -frename-registers when
7082 * doc/invoke.texi: Update the information about when -fweb and
7083 -frename-registers are enabled.
7085 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7088 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
7089 if *rhs_p is not a SSA_NAME.
7091 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
7093 Fix PR tree-optimization/22422
7094 * tree-ssa-structalias.c (struct variable_info): Add flag for
7096 (get_varinfo): Now a static function.
7097 (new_varinfo): init has_union and is_special_var to false.
7098 (solution_set_add): Check has_union.
7099 (do_da_constraint): Move temporary variable so it gets reset
7101 Also check for special variable.
7102 (do_ds_constraint): Ditto.
7103 (do_sd_constraint): Ditto.
7104 (do_structure_copy): Check for special variable.
7105 (find_func_aliases): Ditto.
7106 (init_base_vars): Set special vars properly.
7108 2005-07-13 Jan Hubicka <jh@suse.cz>
7110 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
7113 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
7114 (get_expr_operands): Fix thinko wrt flags and subvars.
7116 PR tree-optimize/22379
7117 * tree-inline.c (expand_call_inline): Do not output sorry in early
7120 2005-07-12 Dale Johannesen <dalej@apple.com>
7122 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
7124 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7127 * host-linux.h: Include limits.h.
7129 2005-07-12 Dale Johannesen <dalej@apple.com>
7131 * expr.c (compress_float_constant): Add cost check.
7132 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
7134 2005-07-12 Dale Johannesen <dalej@apple.com>
7136 * gcc.target/i386/compress-float-sse.c: New.
7137 * gcc.target/i386/compress-float-sse-pic.c: New.
7138 * gcc.target/i386/compress-float-387.c: New.
7139 * gcc.target/i386/compress-float-387-pic.c: New.
7140 * gcc.dg/compress-float-ppc.c: New.
7141 * gcc.dg/compress-float-ppc-pic.c: New.
7143 2005-07-12 Eric Christopher <echristo@redhat.com>
7145 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
7147 * config/s390/s390.md: Include tpf.md. Move tpf specific
7149 * config/s390/tpf.md: To here.
7150 * config/s390/s390.opt: Move tpf specific options...
7151 * config/s390/tpf.opt: to here. Add mmain option.
7152 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7153 * config/s390/tpf.h: Rewrite.
7155 2005-07-12 Eric Christopher <echristo@redhat.com>
7157 * gcc.c (struct infile): Update comment for language.
7158 (main): Rewrite input file resetting code.
7160 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7163 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
7164 requiring a cast in a non RHS of modify_expr. Add a cast when required.
7165 (lookup_avail_expr): Use constant_boolean_node instead
7166 of boolean_false_node/boolean_true_node.
7168 2005-07-12 Ben Elliston <bje@au.ibm.com>
7170 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
7171 and use it when printing num_edges.
7173 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
7175 * doc/extend.texi (Blackfin Built-in Functions): New section.
7176 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
7179 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
7181 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
7182 s/cmpstrsi/cmpstrnsi
7183 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
7185 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
7186 (init_optabs): Initialize cmpstrn_optab.
7187 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
7188 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
7189 * expr.c: (enum insn_code cmpstrn_optab): Declare.
7190 * config/i386/i386.md: s/cmpstr/cmpstrn
7191 * config/c4x/c4x.md: s/cmpstr/cmpstrn
7192 * doc/md.texi: Update documentation.
7194 2005-07-11 Richard Henderson <rth@redhat.com>
7196 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
7197 build_va_arg_indirect_ref.
7198 (alpha_gimplify_va_arg): Likewise.
7199 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
7200 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
7201 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
7202 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
7203 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
7204 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
7206 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
7208 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7210 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
7211 * passes.c (init_optimization_passes): Add pass_empty_loop.
7212 * tree-pass.h (pass_empty_loop): Declare.
7213 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
7214 try_remove_empty_loop, remove_empty_loops): New functions.
7215 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
7216 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
7218 2005-07-12 Peter Barada <peter@the-baradas.com>
7222 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
7223 in address registers.
7224 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
7225 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
7226 alternative of addsi3_5200.
7228 2005-07-11 Ian Lance Taylor <ian@airs.com>
7230 * config/mips/mips.md (ffs<mode>2): Remove.
7232 2005-07-11 Ian Lance Taylor <ian@airs.com>
7234 * doc/tree-ssa.texi (Cleanups): Improve description of
7236 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
7238 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7240 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
7241 * tree.h (DECL_ARGUMENT_FLD): New macro.
7243 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7245 Fix PR tree-optimization/22404
7247 * tree-ssa-structalias.c (create_variable_info_for): Use
7250 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
7252 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
7253 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
7254 for second comparison operand.
7255 * config/bfin/predicates.md (reg_or_const_int_operand): New.
7257 * config/bfin/bfin.md (define_attr "type"): Add "sync".
7258 (define_insn_reservation "alu"): Likewise.
7259 (csync, ssync): Now of type sync.
7260 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
7261 -mcsync-anomaly -mspecld-anomaly.
7262 * config/bfin/bfin.opt (mcsync): Remove.
7263 (mcsync-anomaly, mspecld-anomaly): Add.
7264 * config/bfin/bfin.c: Include "insn-codes.h".
7265 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
7266 (TARGET_DEFAULT_TARGET_FLAGS): New.
7267 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
7269 2005-07-11 Steven Bosscher <stevenb@suse.de>
7271 * basic-block.h: Give the BB flags enum a name, bb_flags.
7272 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
7273 * cfgcleanup.c (enum bb_flags): Remove here.
7274 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
7275 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
7276 (update_forwarder_flag): Likewise.
7277 (thread_jump): Likewise.
7278 (try_forward_edges): Likewise.
7279 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
7280 forwarder flags. Don't clear bb->aux for all basic blocks. Only
7281 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
7283 2005-07-11 Richard Guenther <rguenther@suse.de>
7285 * config/i386/i386.opt: New target option -msseregparm.
7286 * config/i386/i386.c (override_options): Error out for
7287 -msseregparm but no SSE support.
7288 (ix86_function_sseregparm): Check for global sseregparm.
7289 * doc/invoke.texi: Document -msseregparm.
7291 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7293 * config.gcc (m32r-*-linux*): Use the default extra_parts.
7294 (m32rle-*-linux*): Ditto.
7296 2005-07-11 Jakub Jelinek <jakub@redhat.com>
7298 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
7299 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
7302 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7306 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
7307 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
7309 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
7311 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
7312 (varmap): Heapify varmap.
7313 (constraints): Heapify constraints.
7314 (struct constraint_graph): Heapify succs and preds.
7315 (constraint_vec_find): Update for heapification.
7316 (constraint_set_union): Ditto.
7317 (insert_into_complex): Ditto.
7318 (constraint_edge_vec_find): Ditto.
7319 (erase_graph_self_edge): Ditto.
7320 (add_graph_edge): Ditto.
7321 (get_graph_weights): Ditto.
7322 (merge_graph_nodes): Ditto.
7323 (build_constraint_graph): Ditto.
7324 (topo_visit): Ditto.
7325 (solve_graph): Ditto.
7326 (create_variable_info_for): Ditto.
7327 (init_base_vars): Ditto.
7328 (delete_points_to_sets): Free graph, varmap, and complex constraints.
7329 (condese_varmap_nodes): Free complex vector.
7330 (clear_edges_for_node): Clear succs and preds vector.
7332 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7334 * tree-ssa-structalias.c (update_alias_info): Change counting of
7335 references to not include vdefs.
7337 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7339 * tree-ssa-alias.c (free_used_part_map): Add missing free.
7342 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7344 * pa.c (pa_commutative_p): Make PLUS commutative when
7345 TARGET_NO_SPACE_REGS is true.
7347 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7349 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
7350 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
7351 * tree-dfa.c (dump_subvars_for): New.
7352 (debug_subvars_for): New.
7353 (dump_variable): Show subvariables if VAR has them.
7354 * tree-flow-inline.h (get_subvar_at): New.
7355 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
7356 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
7358 (struct subvar): Change fields offset and size to unsigned
7360 (dump_subvars_for): Declare.
7361 (debug_subvars_for): Declare.
7362 (get_subvar_at): Declare.
7363 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
7364 to unsigned HOST_WIDE_INT *.
7365 (overlap_subvar): Likewise.
7366 * tree-gimple.c (is_gimple_reg): Always return false for
7367 SFTs and memory tags.
7368 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
7370 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
7371 (compute_may_aliases): Call compute_points_to_sets.
7372 (collect_points_to_info_for): Remove.
7373 (compute_points_to_and_addr_escape): Remove.
7374 (delete_alias_info): Call delete_points_to_sets.
7375 (compute_flow_sensitive_aliasing): If the call to
7376 find_what_p_points_to returns false, call set_pt_anything.
7377 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
7378 (set_pt_anything): Clear pi->pt_vars.
7379 (set_pt_malloc): Remove.
7380 (merge_pointed_to_info): Remove.
7381 (add_pointed_to_expr): Remove.
7382 (add_pointed_to_var): Remove.
7383 (collect_points_to_info_r): Remove.
7384 (is_escape_site): Make extern.
7386 (create_overlap_variables_for): Call it.
7387 * tree-ssa-copy.c (merge_alias_info): Never merge
7388 flow-sensitive alias information.
7389 * tree-ssa-operands.c (get_expr_operands): Adjust variables
7390 offset and size to be unsigned HOST_WIDE_INT.
7391 (add_to_addressable_set): Rename from note_addressable.
7392 Set TREE_ADDRESSABLE as the variables are added to the set.
7394 (add_stmt_operand): Do not try to micro-optimize unmodifiable
7395 operands into VUSEs when adding V_MAY_DEFs for members in an
7397 * tree-ssa-operands.h (add_to_addressable_set): Declare.
7398 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
7399 (struct variable_info): Add bitfield is_heap_var.
7400 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
7401 (new_var_info): Initialize is_heap_var.
7402 (get_constraint_for): Add HEAP variables to the symbol table.
7403 Mark them with is_heap_var.
7404 (update_alias_info): New. Taken mostly from the old
7405 compute_points_to_and_addr_escape.
7406 (handle_ptr_arith): New.
7407 (find_func_aliases): Call update_alias_info.
7408 Call handle_ptr_info for tcc_binary expressions.
7409 Call mark_stmt_modified.
7410 (create_variable_info_for): If DECL has subvars, do not create
7411 variables for its subvars. Always add all the fields.
7412 (set_uids_in_ptset): If the solution includes ANYOFFSET and
7413 SFTs, then add all the SFTs of the structure.
7414 If VI->DECL is an aggregate with subvariables, add the SFT at
7416 (find_what_p_points_to): If VI is an artificial variable,
7417 translate to bitfields in SSA_NAME_PTR_INFO.
7418 If the solution is empty, set pi->pt_vars to NULL
7419 (init_base_vars): Create ANYOFFSET.
7420 (compute_points_to_sets): Rename from create_alias_vars.
7422 (pass_build_pta): Remove.
7423 (delete_points_to_sets): Rename from delete_alias_vars.
7424 (pass_del_pta): Remove.
7425 * tree-ssa-structalias.h (struct alias_info): Move from
7427 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
7428 NUM_REFERENCES_SET): Likewise.
7429 (compute_points_to_sets, delete_points_to_sets): Declare.
7431 2005-07-09 Richard Henderson <rth@redhat.com>
7433 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
7434 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
7435 alpha_split_lock_test_and_set_12): New functions.
7436 * config/alpha/alpha-protos.h: Update.
7437 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
7438 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
7439 * config/alpha/sync.md (I12MODE): New.
7440 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
7441 (sync_<fetchop_name><I48MODE>): Likewise.
7442 (sync_nand<I48MODE>): Likewise.
7443 (sync_old_<fetchop_name><I48MODE>): Likewise.
7444 (sync_new_<fetchop_name><I48MODE>): Likewise.
7445 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
7446 (sync_compare_and_swap<I48MODE>): Likewise.
7447 (sync_lock_test_and_set<I48MODE>): Likewise.
7448 (sync_compare_and_swap<I12MODE>): New.
7449 (sync_compare_and_swap<I12MODE>_1): New.
7450 (sync_lock_test_and_set<I12MODE>): New.
7451 (sync_lock_test_and_set<I12MODE>_1): New.
7453 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7457 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
7459 2005-07-09 Jakub Jelinek <jakub@redhat.com>
7461 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
7462 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
7464 2005-07-09 Richard SAndiford <richard@codesourcery.com>
7467 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7469 2005-07-08 David Edelsohn <edelsohn@gnu.org>
7471 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
7472 memory_operand constraint.
7473 (store_conditional_<mode>): Same.
7474 (sync_compare_and_swap<mode>): Same.
7475 (sync_lock_test_and_set<mode>): Same.
7477 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
7479 Rewrite PIC support to more closely model actual instructions.
7480 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
7481 (cris_symbol): Remove prototypes for removed functions.
7482 (cris_pic_symbol_type_of, cris_valid_pic_const)
7483 (cris_expand_pic_call_address): Prototypes for new functions.
7484 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
7486 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
7488 <case ':'>: Add case for new punctuation character.
7489 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
7490 emitting (extra) PIC modifier.
7491 <case UNSPEC>: Do not assert for PLT.
7492 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
7493 (cris_expand_prologue, cris_expand_epilogue): Check
7494 for pic_offset_table_rtx usage instead of taking
7495 current_function_uses_pic_offset_table as the final word.
7496 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
7497 Remove flag_pic difference.
7498 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
7499 the moral equivalents of...
7500 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
7502 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
7503 (cris_handle_option): Mark ARG as unused.
7504 (cris_expand_pic_call_address): New worker function for "call",
7506 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
7507 output PIC constructs here.
7508 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
7509 as symbol-specific modifers, not whole or part of operands.
7510 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
7511 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
7512 constants and flag_pic.
7513 (CONSTANT_INDEX_P): Adjust for new functions.
7514 (enum cris_pic_symbol_type): New helper type.
7515 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
7516 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
7517 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
7519 ("movsi"): Emit actual instructions for GOT and relative access.
7520 ("*movsi_got_load"): New pattern to set up the register holding
7522 ("*movsi_internal"): Operand 1 is not a plain general_operand.
7523 Adjust FIXME for 'S'.
7524 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
7525 Use "movs" for -fpic cases.
7526 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
7527 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
7528 ("call", "call_value"): Just call cris_expand_pic_call_address for
7530 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
7531 Remove special pattern.
7532 ("*expanded_call_side", "*expanded_call_value_side"): New
7534 (gotplt-to-plt, gotplt-to-plt-side-call)
7535 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
7537 * config/cris/cris/predicates.md
7538 ("cris_general_operand_or_gotless_symbol"): Remove unused
7540 ("cris_general_operand_or_symbol"): Adjust for new functions.
7542 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7544 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
7546 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
7548 * Makefile.in (TREE_H): Add treestruct.def.
7549 (c-decl.o): Add pointer-set.h
7550 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
7551 visibility on regular DECL's.
7552 (merge_decls): Fix the copying of decl nodes of various types for
7553 the new structures. Don't update RTL, section name, weak status,
7554 etc, on DECL's without RTL.
7555 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
7556 Don't check volatile on non-variable types.
7557 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
7558 to check whether we have seen arguments.
7559 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
7560 flag is checked before field (flag is common, field is not).
7561 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
7562 TS_DECL_COMMON could have an origin.
7563 (add_location_or_const_value_attribute): Don't check section name
7564 on non-var/function decls.
7565 (dwarf2out_var_location): Reverse order of tests.
7566 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
7567 with DECL_WRTL_CHECK.
7568 * expmed.c (make_tree): rtl is now in decl_with_rtl.
7569 * fold-const.c (fold_binary): Don't check weakness on
7570 non-var/function decls.
7571 (tree_expr_nonzero_p): Ditto.
7572 (fold_checksum_tree): Use tree_decl_extra as sizeof
7574 * ggc-page.c (extra_order_size_table): Add sizes for
7575 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
7577 * gimplify.c (gimplify_bind_expr): Only set
7578 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
7579 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
7581 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
7582 * langhooks.h (init_ts). New langhook.
7583 * passes.c (rest_of_decl_compilation): Reverse order of tests.
7584 * print-tree.c (print_node): Update to only print fields that
7585 exist in the structures the passed decl has.
7586 * toplev.c (wrapup_global_declarations): Don't reset
7587 DECL_DEFER_OUTPUT on DECL's that don't contain it.
7588 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
7589 * tree-inline.c (remap_decl): Ditto.
7590 * tree-outof-ssa.c (create_temp): Reverse order of tests.
7591 * tree-pretty-print.c (print_declaration): Don't print
7592 DECL_REGISTER on things that don't contain it.
7593 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
7594 non-var/function decls.
7595 * tree.c (tree_contains_struct): New structure.
7596 (init_priority_for_decl): New hashtable.
7597 (tree_int_map): New structure.
7598 (tree_int_map_eq): New function.
7599 (tree_int_map_marked_p): Ditto.
7600 (tree_int_map_hash): Ditto.
7601 (tree_map): Move to tree.h.
7602 (tree_map_eq): Externalize.
7603 (tree_map_hash): Ditto.
7604 (tree_map_marked_p): Ditto.
7605 (init_ttree): Set up tree_contains_struct and call langhook.
7606 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
7607 (tree_code_size): Update for new structures.
7608 (tree_node_structure): Update for new structures.
7609 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
7611 (copy_node_stat): Copy init priority.
7612 (build_decl_stat): Ditto for visibility.
7613 (ts_enum_names): New.
7614 (tree_contains_struct_check_failed): New function.
7615 (decl_init_priority_lookup): Ditto.
7616 (decl_init_priority_insert): Ditto.
7617 * treestruct.def: New file.
7618 * tree.h (CODE_CONTAINS_STRUCT): New macro.
7619 (CONTAINS_STRUCT_CHECK): Ditto.
7620 (tree_contains_struct_check_failed): New prototype.
7621 (DECL_CHECK): Removed.
7622 (DECL_MINIMAL_CHECK): New.
7623 (DECL_COMMON_CHECK): Ditto.
7624 (DECL_WRTL_CHECK): Ditto.
7625 (DECL_NON_COMMON_CHECK): Ditto.
7626 (DECL_WITH_VIS_CHECK): Ditto.
7627 (VAR_OR_FUNCTION_DECL_P): Ditto
7628 (struct tree_decl_minimal): New structure.
7629 (struct tree_decl_common): Ditto.
7630 (struct tree_decl_with_rtl): Ditto.
7631 (struct tree_decl_with_vis): Ditto.
7632 (struct tree_decl_non_common): Ditto.
7633 (struct tree_field_decl): Ditto.
7634 (struct tree_parm_decl): Ditto.
7635 (struct tree_var_decl): Ditto.
7636 (struct tree_function_decl): Ditto.
7637 (struct tree_const_decl): Ditto.
7638 (struct tree_result_decl): Ditto.
7639 (union tree_node): Add new structures.
7640 * var-tracking.c (track_expr_p): Reverse order of tests.
7642 * doc/c-tree.texi: Add documentation on DECL node internal structure.
7644 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7646 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
7647 * system.h: Poison FINALIZE_PIC.
7648 * doc/tm.texi (FINALIZE_PIC): Remove.
7650 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7653 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
7654 to the correct type if we have a MODIFY_EXPR.
7656 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7658 PR tree-optimization/22360
7659 * tree.c (upper_bound_in_type): Fix calculations for casting
7660 to a non-wider signed type and casting a signed value to a
7661 wider unsigned type.
7662 (lower_bound_in_type): Fix calculations for casting to a
7663 non-wider signed type.
7665 PR tree-optimization/20139
7666 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
7668 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
7669 fold_cond_expr_cond.
7670 * tree-ssanames.c (release_defs): Assert in_ssa_p.
7671 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
7673 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7676 * tree-complex.c (expand_complex_libcall): Produce
7677 REALPART_EXPR/IMAGPART_EXPR with the correct type.
7679 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
7681 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
7682 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
7683 b" assert and inserted fastpath code for this case.
7684 (bitmap_ior): Removed "a != b" assert.
7686 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7688 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
7689 (ENDFILE_SPEC): Likewise.
7690 * config/m32r/m32r.h (ASM_SPEC): Likewise.
7692 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
7693 a large stack frame at epilogue.
7695 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
7697 * final.c: Include sdbout.h when required.
7699 2005-07-07 Geoffrey Keating <geoffk@apple.com>
7701 * config.gcc (*-*-darwin*): Only one target-specific header file
7703 (powerpc-*-darwin*): Add version-specific header files.
7704 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
7705 * config.in: Regenerate.
7706 * configure: Regenerate.
7707 * gcc.c: Include xregex.h.
7708 (version_compare_spec_function): New.
7709 (spec_function): Add version-compare.
7710 (replace_outfile_spec_function): Reformat comment.
7711 (compare_version_strings): New.
7712 * config/darwin-c.c (version_as_macro): New.
7713 (builtin_define): New.
7714 (darwin_cpp_builtins): New.
7715 * config/darwin-protos.h (darwin_cpp_builtins): New.
7716 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
7717 (LIB_SPEC): Make unconditional, update comment.
7718 (TARGET_C99_FUNCTIONS): Define.
7719 * config/darwin.opt: Sort.
7720 (mmacosx-version-min=): New.
7721 * config/darwin7.h: Delete.
7722 * config/darwin8.h: Delete.
7723 * config/i386/darwin.h (): Call darwin_cpp_builtins.
7724 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
7725 (TARGET_C99_FUNCTIONS): Define.
7726 * config/rs6000/darwin7.h: New.
7727 * config/rs6000/darwin8.h: New.
7728 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
7729 (-mmacosx-version-min): Document.
7731 2005-07-07 Ian Lance Taylor <ian@airs.com>
7733 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
7735 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
7738 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
7740 2005-07-07 Khem Raj <kraj@mvista.com>
7742 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
7743 in bytes, not words.
7745 2005-07-07 Paul Brook <paul@codesourcery.com>
7747 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
7748 DEFAULT_FUNCTION_ARG_PADDING to upward.
7750 2005-07-07 Richard Henderson <rth@redhat.com>
7752 * function.c (locate_and_pad_parm): Record parameter alignment in
7753 stack_alignment_needed.
7755 2005-07-07 David Edelsohn <edelsohn@gnu.org>
7757 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
7758 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
7759 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
7760 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
7761 (define_attr "type"): Add isync, sync, load_l, store_c.
7762 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
7763 Create scratch volatile MEM.
7764 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
7766 (load_locked_<mode>): New.
7767 (store_conditional_<mode>): New.
7768 (sync_compare_and_swap<mode>): Replace with splitter.
7769 (sync_lock_test_and_set<mode>): Replace with splitter.
7770 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
7772 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
7773 is ics. Attribute isync.
7774 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
7776 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
7777 and UNSPECV_SYNC_OP.
7778 (emit_unlikely_jump): New.
7779 (emit_load_locked): New.
7780 (emit_store_conditional): New.
7781 (rs6000_split_compare_and_swap): New.
7782 (rs6000_split_lock_test_and_set): New.
7783 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
7784 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
7785 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
7786 rs6000_split_lock_test_and_set): Declare.
7787 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
7788 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
7789 store_c, isync, sync.
7791 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
7793 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
7794 filenames to gtyp-gen.h.
7795 (s-typ-gen): Use it in place of for loops.
7797 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
7799 * hooks.c (hook_bool_rtx_int_false): New function.
7800 * hooks.h (hook_bool_rtx_int_false): Declare.
7801 * target-def.h (TARGET_COMMUTATIVE_P): Define.
7802 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
7803 * target.h (struct gcc_target): Add commutative_p member.
7804 * targhooks.c (hook_bool_rtx_commutative_p): New function.
7805 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
7806 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
7807 (pa_commutative_p): New function.
7808 * jump.c (target.h): Include.
7809 (rtx_renumbered_equal_p): Use targetm.commutative_p.
7810 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
7812 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7814 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
7815 (s390_expand_setmem): New.
7816 * config/s390/s390.c: Likewise.
7817 (print_shift_count_operand): Truncate to 12 bits instead of 6.
7819 * config/s390/s390.md: ("setmem<mode>"): Accept character as
7820 general_operand. Call new function "s390_expand_setmem".
7821 ("clrmem_long", "*clrmem_long"): Rewrite to ...
7822 ("setmem_long", "*setmem_long"): ... this.
7824 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7826 * config/s390/s390.c: (optimization_options): Enable
7827 TARGET_MVCLE at -Os.
7828 * doc/invoke.texi: Document changes in default behaviour.
7829 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
7831 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7833 * expr.c: (set_storage_via_setmem): Convert opchar to mode
7834 defined by back-end.
7836 2005-07-07 Jakub Jelinek <jakub@redhat.com>
7838 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
7839 all sets in the pattern.
7840 * config/rs6000/rs6000.md (stack_protect_testsi,
7841 stack_protect_testdi): Likewise.
7843 2005-07-06 Jeff Law <law@redhat.com>
7845 * tree-vrp.c (simplify_using_ranges): Kill.
7846 (vrp_finalize): Remove call to simplify_using_ranges.
7847 (simplify_stmt_using_ranges): New function extracted from
7848 simplify_using_ranges.
7849 (simplify_div_or_mod_using_ranges): Likewise.
7850 (simplify_abs_using_ranges): Likewise.
7851 (simplify_cond_using_ranges): New function.
7852 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
7853 * tree-ssa-propagate.c (substitute_and_fold): Call
7854 simplify_stmt_using_ranges if we have range information.
7856 2005-07-06 James E. Wilson <wilson@specifixinc.com>
7858 * config/ia64/ia64.c (ia64_reorg): Check optimize before
7859 ia64_flag_schedule_isns2.
7861 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
7862 reading/writing general registers.
7863 (ia64_function_arg): Revert 2005-06-18 change.
7865 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7867 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
7868 (legitimize_tls_address): Use gcc_unreachable instead of abort.
7870 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
7872 * function.c (expand_function_end): Revert part of 2005-06-27
7873 patch. Do sjlj_emit_function_exit_after after return_label.
7875 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7877 * doc/install.texi (--disable-libssp): New.
7879 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
7881 * doc/invoke.texi: Update -fforce-mem documentation.
7882 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
7883 code for -fforce-mem.
7884 * expmed.c: (store_bit_field,store_fixed_bit_field,
7885 extract_bit_field): Ditto.
7886 * expr.c: (convert_move): Ditto.
7887 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
7888 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
7889 emit_conditional_add,expand_float,expand_fix): Ditto.
7890 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
7891 (common_handle_option): Issue warning when -fforce-mem specified.
7893 2005-07-06 Paul Brook <paul@codesourcery.com>
7895 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
7897 * configure: Regenerate.
7899 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
7901 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
7903 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
7905 Fix PR tree-optimization/22319
7906 Fix PR tree-optimization/22140
7907 Fix PR tree-optimization/22310
7909 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
7910 variable sized types.
7911 Use correct type for intermediate structure on *a = *b structure
7914 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7916 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
7918 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
7919 (machine_function): Move typedef to...
7920 * config/rs6000/rs6000.c (machine_function): ... here. Add
7921 varargs_save_offset field.
7922 (rs6000_stack_t): Remove varargs_size field.
7923 (setup_incoming_varargs): Allocate varargs save area using
7924 assign_stack_local, try to make it as small as possible.
7925 Save offset from virtual_stack_vars_rtx to the save area
7926 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
7927 instead of magic 8 when fp word byte size is used.
7928 (rs6000_va_start): Use cfun->machine->varargs_save_offset
7929 instead of -RS6000_VARARGS_SIZE.
7930 (rs6000_stack_info, debug_stack_info,
7931 rs6000_initial_elimination_offset): Remove all traces of
7933 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
7934 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
7935 RS6000_VARARGS_AREA.
7937 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
7939 PR tree-optimization/21963
7940 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
7941 constant_multiple_of in the same way get_computation_cost_at does.
7943 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7945 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
7946 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
7947 (gen_compare_reg): If sparc_compare_emitted is set, clear it
7948 and return its previous value.
7949 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
7950 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
7952 (stack_protect_set, stack_protect_test): New expanders.
7953 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
7954 stack_protect_testdi): New insns.
7955 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7956 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
7958 2005-07-06 Jeff Law <law@redhat.com>
7960 * tree-ssa-dce.c (cfg_altered): New global.
7961 (tree_dce_init): Initialize cfg_altered.
7962 (remove_dead_stmt): If we remove an edge in the CFG, then set
7964 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
7967 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7969 * Makefile.in (stamp-collect-ld): Use
7970 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
7971 ./collect-ld if it already exists.
7972 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
7973 Don't remove ./nm if it already exists.
7975 2005-07-05 Devang Patel <dpatel@apple.com>
7977 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
7978 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
7979 * tree-vectorizer.c (vect_loop_location): New.
7980 (vect_print_dump_info): Use vect_loop_location.
7981 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
7982 (vectorize_loops): Set vect_loop_location.
7983 * tree-vect-analyze.c (vect_analyze_offset_expr,
7984 vect_determin_vectorization_factor, vect_analyze_operations,
7985 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
7986 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
7987 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
7988 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
7989 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
7990 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
7991 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
7992 vect_analyze_loop): Adjust vect_print_dump_info API.
7993 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
7994 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
7995 vect_finish_stmt_generation, vectorizable_assignment,
7996 vectorizable_operation, vectorizable_store, vectorizable_load,
7997 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
7998 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
7999 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
8000 vect_transform_loop): Same.
8001 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
8002 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
8005 2005-07-05 Randolph Chung <tausq@debian.org>
8007 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
8008 * configure: Regenerate.
8009 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
8010 (pa_tls_referenced_p): Declare.
8011 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
8012 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
8013 (legitimize_tls_address): New.
8014 (hppa_legitimize_address): Handle TLS addresses.
8015 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
8016 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
8017 (emit_move_sequence): Handle TLS addresses.
8018 (pa_encode_section_info): Call default handler to handle common
8020 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
8021 (CONSTANT_ADDRESS_P): Reject TLS operands.
8022 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
8023 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
8024 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
8025 (UNSPEC_TLSLE): Define new constants.
8026 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
8027 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
8028 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
8029 (tie_symbolic_operand, tle_symbolic_operand): New
8031 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
8033 * aclocal.m4: Update macros for autoconf 2.59 style.
8034 * configure.ac: Likewise.
8036 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8038 * pa.c (function_value): Handle small aggregates on 32-bit targets.
8039 (function_arg): Pass small aggregates in general registers on 32-bit
8041 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
8043 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
8045 * Makefile.in (final.o): Fix dependencies.
8047 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8051 * langhooks.h (struct lang_hooks): Add expr_to_decl.
8052 * langhooks.c (lhd_expr_to_decl): New.
8053 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
8055 (LANG_HOOKS_INITIALIZER): Update.
8056 * tree.c (recompute_tree_invarant_for_addr_expr): Call
8057 expr_to_decl langhook.
8058 * c-tree.h (c_expr_to_decl): Declare.
8059 * c-typeck.c (c_expr_to_decl): New.
8060 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
8062 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
8064 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8067 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
8068 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
8070 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
8072 * Makefile.in: Adjust dependencies.
8073 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
8074 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
8075 * alias.c (rest_of_handle_cfg, pass_cfg): New.
8076 * bb-reorder.c (duplicate_computed_gotos): Make it static.
8077 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
8078 rest_of_compilation.
8080 * bb-reorder.c (gate_duplicate_computed_gotos,
8081 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
8082 rest_of_handle_reorder_blocks, pass_reorder_blocks,
8083 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
8084 pass_partition_blocks): New.
8085 * bt-load.c (gate_handle_branch_target_load_optimize,
8086 rest_of_handle_branch_target_load_optimize,
8087 pass_branch_target_load_optimize): New.
8088 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
8090 * cfglayout.c (pass_insn_locators_initialize): New.
8091 * cfgrtl.c (pass_free_cfg): New.
8092 * combine.c (gate_handle_combine, rest_of_handle_combine,
8094 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
8095 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
8096 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
8097 * except.c (pass_set_nothrow_function_flags,
8098 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
8100 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
8101 rest_of_handle_shorten_branches, pass_shorten_branches,
8102 rest_of_clean_state, pass_clean_state): New.
8103 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
8104 rest_of_handle_remove_death_notes, pass_remove_death_notes,
8105 rest_of_handle_life, pass_life, rest_of_handle_flow2,
8107 * function.c (pass_instantiate_virtual_regs, pass_init_function,
8108 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
8109 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
8110 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
8112 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
8113 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
8114 pass_rtl_ifcvt, gate_handle_if_after_combine,
8115 rest_of_handle_if_after_combine, pass_if_after_combine,
8116 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
8117 pass_if_after_reload): New.
8118 * integrate.c (pass_initial_value_sets): New.
8119 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
8120 pass_purge_lineno_notes): New.
8121 * mode-switching.c (rest_of_handle_mode_switching,
8122 pass_mode_switching): New.
8123 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
8124 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
8126 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
8127 pass_loop_optimize): New.
8128 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
8130 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
8132 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
8133 pass_postreload_cse): New.
8134 * profile.c (gate_handle_profiling, pass_profiling,
8135 rest_of_handle_branch_prob, pass_branch_prob): New.
8136 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
8137 pass_split_before_regstack, gate_handle_split_before_regstack,
8138 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
8139 rest_of_handle_split_all_insns, pass_split_all_insns): New.
8140 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
8141 pass_stack_regs): New.
8142 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
8143 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
8144 pass_stack_adjustments): New.
8145 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
8146 pass_regrename): New.
8147 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
8148 pass_delay_slots, gate_handle_machine_reorg,
8149 rest_of_handle_machine_reorg, pass_machine_reorg): New.
8150 * rtl.h (extern void purge_line_number_notes): New.
8151 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
8152 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
8154 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
8156 * value-prof.c (gate_handle_value_profile_transformations,
8157 rest_of_handle_value_profile_transformations,
8158 pass_value_profile_transformations): New.
8159 * var-tracking.c (gate_handle_var_tracking,
8160 pass_variable_tracking): New.
8161 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
8163 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
8164 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
8165 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
8166 rest_of_handle_old_regalloc, rest_of_handle_regrename,
8167 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
8168 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
8169 rest_of_handle_gcse2, rest_of_handle_regmove,
8170 rest_of_handle_tracer, rest_of_handle_if_conversion,
8171 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
8172 rest_of_handle_web, rest_of_handle_branch_prob,
8173 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
8174 rest_of_handle_jump_bypass, rest_of_handle_combine,
8175 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8176 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8177 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
8178 rest_of_handle_mode_switching, rest_of_handle_jump,
8179 rest_of_handle_eh, rest_of_handle_stack_adjustments,
8180 rest_of_handle_flow2, rest_of_handle_jump2,
8181 rest_of_handle_peephole2, rest_of_handle_postreload,
8182 rest_of_handle_shorten_branches, rest_of_clean_state,
8183 rest_of_compilation): Remove.
8185 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
8186 * passes.c (dump_flags, in_gimple_form, all_passes,
8187 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8188 register_dump_files, next_pass_1, last_verified, execute_todo,
8189 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
8190 from tree-optimize.c.
8191 (init_optimization_passes): Moved from tree-optimize.c,
8192 adding the RTL optimizations.
8193 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
8194 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
8195 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8196 register_dump_files, next_pass_1, last_verified, execute_todo,
8197 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
8198 init_tree_optimization_passes, ipa_passes): Delete.
8199 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
8201 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
8202 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
8204 (ipa_passes): Remove.
8205 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
8206 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
8207 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
8208 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
8209 (dump_info_p, dump_flag): Moved to tree-dump.h.
8211 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
8213 * passes.c (finish_optimization_passes): Use dump_begin
8214 and dump_end, TDI_end.
8215 (gate_rest_of_compilation): New.
8216 (pass_rest_of_compilation): Use it.
8217 (gate_postreload, pass_postreload): New.
8218 * toplev.c (general_init): Rename init_tree_optimization_passes.
8219 * toplev.h (init_tree_optimization_passes): Rename to
8220 init_optimizations_passes.
8221 * tree-dump.c (dump_flag): Make static.
8222 (dump_files): Remove RTL dumps.
8223 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
8224 pass_cleanup_cfg, pass_free_cfg_annotations,
8225 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
8226 pass_init_datastructures, pass_fixup_cfg): Make non-static.
8227 * tree-pretty-print.c: Include tree-pass.h.
8228 * cgraph.c: Include tree-dump.h.
8230 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8232 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
8233 Only fall back to saying it points to readonly memory if
8236 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8238 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
8239 * config/m32r/m32r.c (m32r_compute_frame_size,
8240 m32r_expand_prologue): Take current_function_profile into
8241 account whenever we reference
8242 current_function_uses_pic_offset_table.
8243 (m32r_finalize_pic): Remove.
8244 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
8246 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
8248 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
8249 instead of $<. Don't remove ./as if it already exists.
8251 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8254 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
8255 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
8256 for complex modes when generating code for PA 1.0.
8257 (VALID_FP_MODE_P): New macro.
8258 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8259 sets for all general and floating point modes. Align wide floating
8260 point modes to even register boundaries to comply with architectural
8262 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
8263 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
8264 (VALID_FP_MODE_P): New macro.
8265 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8266 sets for all general and floating point modes. Align wide floating
8267 point modes to even register boundaries to comply with architectural
8270 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8272 * tree-dump.c (dump_files): Initialize dump number for .cgraph
8275 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8277 * tree-ssa-structalias.c: Don't include expr.h.
8279 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8281 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
8284 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8286 Fix PR tree-optimization/22279
8288 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
8291 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
8293 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
8295 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8297 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
8298 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
8299 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
8300 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
8301 config/stormy16/stormy16.c, config/v850/v850.c,
8302 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
8303 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
8304 Avoid "." or "\n" at end of diagnostics and capital letters at
8305 start of diagnostics.
8306 * combine.c, cse.c: Don't translate dump file output.
8307 * toplev.c (print_version): Only translate output if going to
8310 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8312 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
8313 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
8316 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8318 * pa.c (fix_range): Fix typo in comment.
8320 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8322 * tree-vrp.c (extract_range_from_assert): Replace
8323 fold (build (...)) with fold_build2.
8325 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8327 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
8328 gcc_gfc_char_table, init_dynamic_gfc_info): New.
8329 (format_types_orig, handle_format_attribute): Add support for
8332 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
8334 * varasm.c (assemble_variable): Fix format specifier thinko.
8336 2005-07-03 Ira Rosen <irar@il.ibm.com>
8338 PR tree-optimization/22029 (and 22135)
8339 * tree-pretty-print.c (dump_generic_node): Check that the node is not
8340 a phi node before calling dump_vops.
8342 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8344 * tree-dump.h (dump_string_field): Declare.
8345 * tree-dump.c: Use it instead of dump_string.
8346 (dump_string_field): Make non-static.
8348 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
8350 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
8351 up the minimal CFG stuff always when optimize > 0. Call
8352 split_all_insns_noflow in PIC case if needed.
8354 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8355 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
8358 * c-decl.c (c_write_global_declarations): Dump contents of
8360 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
8361 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
8362 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
8363 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
8366 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8368 * c-common.h (GCC_DIAG_STYLE): Define.
8369 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
8370 version for format checking to 4.1.
8371 * c-format.c: Include toplev.h after c-common.h.
8372 (enum format_type): Add gcc_tdiag_format_type.
8373 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
8374 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
8375 (format_types_orig): Add gcc_tdiag.
8376 (init_dynamic_diag_info): Support gcc_tdiag formats.
8377 (handle_format_attribute): Likewise.
8378 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
8379 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
8380 version for format checking to 4.1.
8381 (warning0, warning, error, pedwarn, sorry): Use
8383 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
8384 (finish_aliases_1): Do not use %qE.
8385 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
8386 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
8387 Correct format bugs.
8388 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
8389 parameter to unsigned HOST_WIDE_INT.
8390 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
8392 2005-07-02 David Edelsohn <edelsohn@gnu.org>
8395 * expr.c (write_complex_part): Use adjust_address for MEM.
8396 (read_complex_part): Same.
8398 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
8400 Fix PR tree-optimization/22280
8402 * tree-sra.c (generate_element_init): Remove useless loop.
8404 2005-07-02 Richard Henderson <rth@redhat.com>
8406 * config/alpha/alpha.c (alpha_legitimize_address): Check for
8408 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
8410 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
8413 * fold-const.c (fold_binary): Handle the return value of
8414 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
8415 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
8417 2005-07-02 Jeff Law <law@redhat.com>
8419 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
8420 a eliminate type conversion which feeds an equality comparison
8421 if the original type or either operand in the comparison is a
8424 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
8426 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
8427 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
8429 * config/avr/avr.c: Do not use '`' as left quote.
8430 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
8431 Remove "." from end of diagnostics. Make diagnostics start with
8434 2005-07-02 Zack Weinberg <zack@codesourcery.com>
8435 Joseph S. Myers <joseph@codesourcery.com>
8437 * toplev.c (default_tree_printer): Handle setting location with
8439 * c-objc.common.c (c_tree_printer): Likewise.
8440 * c-format.c (gcc_diag_flag_specs): Add '+'.
8441 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
8442 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
8444 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
8445 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
8446 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
8447 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
8448 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
8449 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
8450 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
8451 format arguments where %J is used without %D.
8453 2005-07-02 Jakub Jelinek <jakub@redhat.com>
8455 * gcc.c (LINK_SSP_SPEC): Define.
8456 (link_ssp_spec): New variable.
8457 (LINK_COMMAND_SPEC): Add %(link_ssp).
8458 (static_specs): Add link_ssp_spec.
8459 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
8460 * configure: Rebuilt.
8461 * config.in: Rebuilt.
8463 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8464 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8465 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8466 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8467 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
8468 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
8469 -0x7008(2) instead of reading __stack_chk_guard variable.
8470 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
8472 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
8473 (stack_protect_set, stack_protect_test): Use *_tls* patterns
8474 if TARGET_THREAD_SSP_OFFSET is defined.
8475 (stack_tls_protect_set_si, stack_tls_protect_set_di,
8476 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
8479 2005-06-27 Richard Henderson <rth@redhat.com>
8480 * libgcc-std.ver (GCC_4.1.0): New.
8481 * libgcc.h (__stack_chk_guard): Declare.
8482 (__stack_chk_fail, __stack_chk_fail_local): Declare.
8483 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
8484 * mklibgcc.in (lib2funcs): Add them.
8486 2005-07-01 Richard Henderson <rth@redhat.com>
8488 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
8489 void * before struct sigcontext *.
8490 (x86_fallback_frame_state): Likewise.
8492 2005-07-01 James E. Wilson <wilson@specifixinc.com>
8494 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
8496 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8499 * tree-ssa-reassoc.c (should_transpose): Fix which operand
8500 we check for SSA_NAME for.
8502 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
8504 Fix PR tree-optimization/22071
8506 * tree-ssa-structalias.c (offset_overlaps_with_access): New
8508 (get_constraint_for_component_ref): Use it.
8510 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8513 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
8514 print out the last new line.
8516 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
8518 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
8519 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
8520 * config/cris/cris.c (cris_conditional_register_usage): Adjust
8521 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
8522 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
8523 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
8524 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
8525 (enum reg_class): New member CC0_REGS.
8526 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
8527 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
8528 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
8529 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
8530 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
8531 Adjust for register now described.
8533 2005-07-01 Jakub Jelinek <jakub@redhat.com>
8536 * config/i386/i386.md (stack_protect_test_si,
8537 stack_protect_test_di): Add earlyclobber for scratch 3.
8538 * config/rs6000/rs6000.md (stack_protect_testsi,
8539 stack_protect_testdi): Add earlyclobber for scratch 3,
8540 remove earlyclobber from scratch 4.
8542 Older entries for 2005 can be found in ChangeLog-2005.