1 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
4 * config/s390/s390.c (struct s390_frame_layout): New fields
5 first_save_gpr_slot and last_save_gpr_slot.
6 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
7 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
8 first_save_gpr and last_save_gpr with the _slot variants.
9 (s390_register_info): Calculate first_save_gpr_slot and
10 last_save_gpr_slot using regs_ever_live.
12 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
15 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
16 for a function containing a landing pad.
18 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
20 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
23 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
25 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
26 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
28 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
31 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
33 (call,load,store): New insn types.
34 (mem_access, branch_access): Adjust reservation conditions.
35 (define_delay): Adjust condition.
36 (decrement_and_branch_until_zero): Allow for ms2. Set branch
38 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
39 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
41 (call_internal, call_value_internal, return_internal,
42 return_interrupt_internal, eh_return_internal, indirect_jump,
43 tablejump): Set call insn type.
44 (blockage, ei, di): Use appropriate unspec const.
45 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
46 (ms1_get_attr_type): Adjust to give load & store types.
47 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
48 backwards past a barrier.
49 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
51 (struct branch_info, struct label_info): New.
53 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
54 (ms1_machine_reorg): New.
55 (TARGET_MACHINE_DEPENDENT_REORG): Override.
56 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
57 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
58 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
61 2005-11-09 Per Bothner <per@bothner.com>
62 Uros Bizjak <uros@kss-loka.si>
65 * toplev.c (process_options): Initialize debug_hooks early
66 in case lang_hooks.post_options ends up calling a debug_hook.
68 2005-11-08 Jakub Jelinek <jakub@redhat.com>
70 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
71 DBX_REGISTER_NUMBER being contiguous.
73 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
74 Diego Novillo <dnovillo@redhat.com>
77 * tree-vrp.c (register_edge_assert_for): Do not register
78 always-false predicates.
80 2005-11-08 Devang Patel <dpatel@apple.com>
82 PR tree-optimization/23115
83 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
86 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
88 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
91 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
93 Fix PR tree-optimization/23382
95 * tree-ssa-alias.c (compute_may_aliases): Call
97 * tree-dfa.c (referenced_var_remove): New function.
98 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
99 * tree-flow.h (referenced_var_remove): Add prototype.
100 (delete_old_heap_vars): Ditto.
101 * tree-ssa-structalias.c (heapvars): New variable.
102 (oldheapvars): Ditto.
103 (get_constraint_for): Put heap vars on heapvars list.
104 (delete_old_heap_vars): New function.
106 2005-11-08 Jason Merrill <jason@redhat.com>
108 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
110 2005-11-08 Uros Bizjak <uros@kss-loka.si>
113 * reg-stack.c (reg_to_stack): Update register liveness also
114 for flag_sched2_use_traces.
116 2005-11-08 Alan Modra <amodra@bigpond.net.au>
119 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
120 override prior explicit -mno-powerpc-gfxopt.
122 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
124 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
125 if the bitsize is zero.
126 * doc/md.texi (Standard Pattern Names): Document it.
128 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
129 (TARGET_PASS_BY_REFERENCE): Likewise.
131 2005-11-07 Ian Lance Taylor <ian@airs.com>
133 PR rtl-optimization/24683
134 * config/i386/i386.c (legitimize_pic_address): If constant operand
135 to PLUS is too large, put it in a register.
137 2005-11-07 Jie Zhang <jie.zhang@analog.com>
139 * configure.ac: Enable checking assembler dwarf2 support for bfin
141 * configure: Regenerate.
143 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
147 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
148 gen_easy_vector_constant_add_self): Delete.
149 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
151 (output_vec_const_move): Use gen_easy_altivec_constant.
152 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
153 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
154 (easy_vector_constant_add_self): Rewritten.
155 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
156 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
157 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
158 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
159 Macroize and adjust for the other changes.
161 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
165 * c-typeck.c (build_c_cast): Try using a shared constant, and see
166 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
168 2005-11-07 Jakub Jelinek <jakub@redhat.com>
170 PR rtl-optimization/23567
171 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
172 (noce_process_if_block): Don't do any optimizations except
173 if (cond) x = x; if !set_b and write into orig_x may trap
174 or fault. Remove the MEM_READONLY_P check.
176 2005-11-06 Diego Novillo <dnovillo@redhat.com>
179 * tree-vrp.c (fix_equivalence_set): New.
180 (extract_range_from_assert): Call it.
182 2005-11-05 Ian Lance Taylor <ian@airs.com>
185 * combine.c (apply_distributive_law): Don't distribute across a
188 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
190 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
191 config/ms1/ms1.h, config/rs6000/predicates.md,
192 config/s390/s390.c, params.def, postreload-gcse.c,
193 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
194 tree-vrp.c, tree.c: Fix comment typos.
195 * doc/invoke.texi: Fix typos.
197 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
199 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
200 for testing whether the data_dependence_relation contains distance
201 vectors. Iterate over all distance vectors of the ddr.
202 * lambda.h: Define a vec of lambda_vector pointers.
203 * tree-data-ref.c (dump_data_dependence_relation,
204 dump_data_dependence_direction): Iterate over all distance and
205 direction vectors of the ddr.
206 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
208 (build_classic_dist_vector, build_classic_dir_vector): Push a set
209 of distance/direction vectors instead of a single one.
210 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
211 lambda_vectors with a vec of lambda_vectors.
212 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
213 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
214 DDR_NUM_DIST_VECTS): New.
215 * tree-loop-linear.c (gather_interchange_stats): Test for the
216 existence of distance vectors only after having checked that there
217 is a dependence. Iterate over all distance vectors of the ddr.
218 (linear_transform_loops): Use dump_data_dependence_relation.
219 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
220 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
221 distance vectors of the ddr.
223 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
225 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
226 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
227 IS_INTHANDLER; all callers changed.
228 (n_regs_saved_by_prologue): Take interrupt handler attributes into
230 (do_link, do_unlink): New argument ALL; all callers changed.
231 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
232 If function isn't leaf, save and restore all registers.
233 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
236 2005-11-05 Jan Hubicka <jh@suse.cz>
238 PR rtl-optimization/23490
239 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
240 max-flow-memory-location): Document.
241 * flow.c: Include params.h
242 (MAX_MEM_SET_LIST_LEN): Kill.
243 (add_to_mem_set_list): Use new param.
244 * cse.c (cse_basic_block): Replace 1000 by new param.
245 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
246 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
247 * predict.c (predict_loops): Use new param.
248 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
250 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
251 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
252 Do not hold memory returned by cgraph_node_name across other call.
254 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
257 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
260 2005-11-04 Jeff Law <law@redhat.com>
263 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
264 * tree-ssa-dom.c: Include params.h.
265 (thread_across_edge): If there are too many statements in the
266 target block, then do not thread through it.
267 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
268 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
270 2005-11-03 Diego Novillo <dnovillo@redhat.com>
273 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
274 TODO_update_ssa instead of TODO_update_ssa_no_phi.
276 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
279 * tree-scalar-evolution.c (instantiate_parameters_1,
280 instantiate_parameters, resolve_mixers): Compute the size of an
281 expression to be instantiated and give up the instantiation if the
282 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
284 2005-11-04 Richard Guenther <rguenther@suse.de>
286 * tree-flow.h (ref_contains_indirect_ref): Rename to
287 array_ref_contains_indirect_ref.
288 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
289 (array_ref_contains_indirect_ref): Make comment match the code
291 (ref_contains_array_ref): Likewise.
292 * tree-ssa-structalias.c (find_func_aliases): Remove call to
293 ref_contains_indirect_ref.
294 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
295 Rename calls to ref_contains_indirect_ref.
297 2005-11-04 Paul Brook <paul@codesourcery.com>
299 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
300 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
301 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
302 * config/arm/arm.md: Use match_operand in peephole input templates
303 and match_dup in peephole output templates.
305 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
307 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
310 2005-11-04 Mark Mitchell <mark@codesourcery.com>
311 Daniel Jacobowitz <dan@codesourcery.com>
313 * longlong.h (add_ssaaaa): Clobber condition code register
315 (sub_ddmmss): Likewise.
316 (umul_ppmm): Likewise.
318 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
319 Paul Brook <paul@codesourcery.com>
320 Phil Blundell <pb@reciva.com>
322 * configure.ac: Add test for ARM TLS support.
323 * configure: Regenerated.
324 * config/arm/arm-protos.h (legitimize_tls_address)
325 (arm_tls_referenced_p, tls_mentioned_p)
326 (arm_output_addr_const_extra): New prototypes.
327 (thumb_legitimize_pic_address): Delete.
328 * config/arm/arm.c: Include "gt-arm.h".
329 (enum tls_reloc): New.
330 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
331 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
332 (arm_call_tls_get_addr, legitimize_tls_address)
333 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
334 (arm_init_tls_builtins, arm_emit_tls_decoration)
335 (arm_output_addr_const_extra): New functions.
336 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
337 (TARGET_HAVE_TLS): Define.
338 (target_thread_pointer): New.
339 (arm_override_options): Handle -mtp=.
340 (legitimize_pic_address): Ignore UNSPECs.
341 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
343 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
344 (tls_get_addr_libfunc): New variable.
345 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
346 (arm_init_builtins): Call arm_init_tls_builtins.
347 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
348 (arm_encode_section_info): Call default_encode_section_info.
349 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
350 (enum arm_tp_type): New.
351 (target_thread_pointer): Add declaration.
352 (LEGITIMATE_CONSTANT_P): Handle TLS.
353 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
354 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
355 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
356 * config/arm/arm.md: Add UNSPEC_TLS.
358 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
360 (tls_load_dot_plus_eight): New insn and a peephole to create it.
361 (load_tp_hard, load_tp_soft): New insns.
362 * arm.opt: Add -mtp=.
363 * doc/invoke.texi (ARM Options): Document -mtp.
365 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
367 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
368 * config/arm/libunwind.S: Include "lib1funcs.asm".
369 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
370 (LIB2ADDEH): Add libunwind.S.
371 (LIB2ADDEHDEP): Add lib1funcs.asm.
372 * mklibgcc.in: Handle asm files in libgcc_eh.a.
374 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
377 * gcc/c.opt: Add a -lang-fortran option.
378 * gcc/c-opts.c: Add a lang_fortran flag.
379 (c_common_init_options): Handling the -lang-fortran option.
380 (c_common_handle_option): Add a case for Fortran options in
381 preprocessing. Remove cases for -ffixed-form and
382 -ffixed-line-length. Add a case for -lang-fortran.
384 2005-11-03 David Edelsohn <edelsohn@gnu.org>
386 * config/rs6000/rs6000.c: Include params.h
387 (optimization_options): Set max-grow-copy-bb-insns default to 16.
388 (bdesc_2arg): Delete vpkuhss and vpkuwss.
389 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
390 (UNSPEC_VPKUWSS): Delete.
391 (altivec_vpkuhss): Delete.
392 (altivec_vpkuwss): Delete.
393 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
395 (neg_eq0<mode>): Remove final condition.
396 (neg_eq<mode>): Remove condition and split-condition.
398 2005-11-04 Alan Modra <amodra@bigpond.net.au>
400 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
401 Use associated print macros.
403 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
406 * diagnostic.c (diagnostic_set_info_translated): New function.
407 (diagnostic_set_info): Use it. Add comment.
408 * diagnostic.h (diagnostic_set_info_translated): Declare.
410 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
412 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
413 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
414 reference only if 'public' is true.
415 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
416 emit the .hidden directive only if the indirect reference is public.
417 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
418 Pass it to dw2_force_const_mem.
419 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
420 * dwarf2out.c (output_cfi): Adjust calls to above function.
421 (output_call_frame_info): Likewise.
422 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
423 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
425 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
427 PR tree-optimization/24483
428 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
429 field to elts if possible.
431 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
434 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
437 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
439 Fix PR tree-optimization/24351
441 * tree-ssa-structalias.c (struct variable_info): Add
443 (get_varinfo_fc): New function to follow collapsing.
444 (new_var_info): Set collapsed_to to NULL.
445 (dump_constraint): Follow collapsing.
446 (build_constraint_graph): Handle collapsing.
447 (do_simple_structure_copy): Return false if something bad
449 (collapse_rest_of_var): New function.
450 (do_structure_copy): Collapse if do_simple_structure_copy returns
453 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
456 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
457 expressions to a statement list instead of gimplifying them.
459 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
461 PR rtl-optimization/23585
462 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
463 that can't trap plus a constant integer, if the mode has zero size.
465 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
468 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
470 ("*insv<mode>_reg_extimm"): Likewise.
472 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
475 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
476 c_common_type_for_mode returns an unnamed type.
478 2005-11-02 Richard Henderson <rth@redhat.com>
482 * dwarf2out.c (dwarf2out_reg_save_reg): New.
483 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
484 * function.c (assign_parms): Use calls.internal_arg_pointer.
485 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
487 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
488 (TARGET_CALLS): Add it.
489 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
490 * targhooks.c (default_internal_arg_pointer): New.
491 * targhooks.h (default_internal_arg_pointer): Declare.
492 * tree.h (dwarf2out_reg_save_reg): Declare.
493 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
494 * config/i386/i386.c (dbx_register_map): Add return column.
495 (dbx64_register_map, svr4_dbx_register_map): Likewise.
496 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
497 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
498 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
499 (ix86_save_reg): Save force_align_arg_pointer.
500 (ix86_emit_save_regs): Make regno unsigned.
501 (ix86_emit_save_regs_using_mov): Likewise.
502 (ix86_expand_prologue): Handle force_align_arg_pointer.
503 (ix86_expand_epilogue): Likewise.
504 * config/i386/i386.h: (dbx_register_map): Update.
505 (dbx64_register_map, svr4_dbx_register_map): Update.
506 (struct machine_function): Add force_align_arg_pointer.
507 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
508 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
509 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
511 2005-11-02 Jan Hubicka <jh@suse.cz>
514 * i386.md: Add peep2 for simplyfing array accesses.
516 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
519 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
520 * config/s390/s390.c (s390_decompose_shift_count): New function.
521 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
522 (print_shift_count_operand): Use s390_decompose_shift_count.
523 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
524 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
526 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
529 * loop.c (loop_givs_rescan): Use force_operand to expand
532 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
535 * fold-const.c (build_range_check): Use unsigned when signed
536 overflow is undefined also. If etype is subtype, make sure that
537 the subtraction is in the supertype.
539 2005-11-02 Richard Henderson <rth@redhat.com>
542 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
545 2005-11-01 Richard Henderson <rth@redhat.com>
548 * loop.c (scan_loop): Do not propagate computations to a hard
549 register destination with SMALL_REGISTER_CLASSES.
551 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
553 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
554 costs for MULT inside PLUS or MINUS.
556 2005-11-01 Bob Wilson <bob.wilson@acm.org>
558 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
559 (TRAMPOLINE_SIZE): Round up to 60.
560 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
562 2005-10-31 James E. Wilson <wilson@specifix.com>
565 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
566 ifdef. Put ifdefs around call in gen_subprogram_die.
567 (compute_frame_pointer_to_cfa_displacement): Likewise.
568 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
571 PR rtl-optimization/17356
572 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
573 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
575 2005-10-31 Jan Hubicka <jh@suse.cz>
578 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
581 * i386.c (legitimize_pic_address): Deal with large immediates.
584 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
585 from symbol names while computing checkup.
588 * predict.c (predict_loops): Do not estimate more than
589 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
590 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
592 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
594 PR tree-optimization/19097
595 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
597 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
599 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
601 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
604 * tree-inline.c (setup_one_parameter): If the init_stmt
605 is NULL, don't insert the statement.
607 2005-10-30 Jan Hubicka <jh@suse.cz>
609 PR tree-optimization/24172
610 * tree-inline.c (copy_body_r): Unshare the substituted value first.
612 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
614 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
615 constants for hosts with long != 32 bits.
617 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
620 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
622 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
624 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
625 (TARGET_MS1_16_002): New.
626 (TARGET_MS1_16_003): New.
628 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
629 ("*decrement_and_branch_until_zero_no_clobber"): New.
630 Add corresponding splitter for decrement_and_branch_until_zero
632 Key all decrement_and_branch_until_zero patterns off of
635 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
638 * tree-complex.c (extract_component): Treat RESULT_DECL
639 like the rest of the decls.
641 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
643 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
644 indirect call to _mcount if the function needs a static chain.
646 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
647 Caroline Tice <ctice@apple.com>
649 PR rtl-optimization/24460
650 * dwarf2out.c (have_switched_text_sections): New boolean variable.
651 (dwarf2out_switch_text_section): Set it to true instead of
652 incrementing separate_line_info_table_in_use.
653 (output_loc_list): Additionally test have_switched_text_sections.
654 (output_ranges): Likewise.
655 (dwarf2out_finish): Likewise.
656 * varasm.c (assemble_start_function): Do not call
657 insert_section_boundary_note.
658 (assemble_end_function): If flag_reorder_blocks_and_partition,
659 switch to the function's section before emitting the .size directive.
660 * bb-reorder.c (insert_section_boundary_note): Staticify.
661 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
662 * output.h (insert_section_boundary_note): Delete.
664 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
667 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
668 instead of pointer equality when comparing types.
670 2005-10-24 James E. Wilson <wilson@specifix.com>
672 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
673 add_dependence_list_and_free calls.
675 2005-10-24 Steven Bosscher <stevenb@suse.de>
677 * contrib.texi: Add the names of the LLNL folks who donated
678 Cray pointer support for gfortran.
680 2005-10-24 Steven Bosscher <stevenb@suse.de>
682 PR tree-optimization/24225
683 * profile.c (branch_prob): Look from end to start through a
684 basic block when looking for a locus.
686 2005-10-24 Richard Henderson <rth@redhat.com>
688 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
690 (hppa_expand_prologue): Likewise.
692 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
694 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
695 (NO_DEFERRED_PROFILE_COUNTERS): Define.
696 * pa.h (NO_PROFILE_COUNTERS): Define.
697 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
698 (funcdef_nos): New vector to hold label numbers of deferred profile
700 (output_deferred_profile_counters): New function.
701 (hppa_profile_hook): Push label number onto funcdef_nos.
702 (pa_hpux_file_end): Call output_deferred_profile_counters if
703 NO_DEFERRED_PROFILE_COUNTERS is false.
705 * pa-protos.h (get_deferred_plabel): New prototype.
706 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
708 (output_call): Adjust calls.
710 2005-10-24 Alan Modra <amodra@bigpond.net.au>
712 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
713 peculiarity of GOT/TOC section usage.
715 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
718 * c-common.c (constant_string_class_name): Add documentation.
720 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
723 * recog.c (peephole2_optimize): Increment peep2_current_count
724 only when the slot is empty.
726 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
729 * except.c (output_function_exception_table): Call
730 assemble_external_libcall if we need a personality function.
732 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
734 PR rtl-optimization/24460
735 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
736 set the basic block for barriers.
738 2005-10-21 Janis Johnson <janis187@us.ibm.com>
740 * var-tracking.c (vt_initialize): Initialize post.
742 2005-10-21 Devang Patel <dpatel@apple.com>
745 * c-common.c (vector_types_convertible_p): Check vector element type.
747 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
749 * config/sh/sh.c (prepare_move_operands): Handle the address
750 constant which is a tls symbolic address plus a constant.
752 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
755 * gcc.c (main): Use the correct counter for erroring out
756 about mulitple files.
758 2005-10-21 Alan Modra <amodra@bigpond.net.au>
761 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
762 use r2 for 64-bit tls .got access.
764 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
766 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
769 2005-10-20 Steven Bosscher <stevenb@suse.de>
771 PR tree-optimization/24307
772 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
774 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
777 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
779 * varasm.c (find_decl_and_mark_needed): After cgraph global info
780 is ready, stop marking functions, but still mark variables.
782 2005-10-20 Richard Guenther <rguenther@suse.de>
785 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
788 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
790 PR rtl-optimization/23585
791 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
792 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
793 (may_trap_p_1): New predicate extracted from...
794 (may_trap_p): ... here. Invoke may_trap_p_1.
795 (may_trap_or_fault_p): New predicate.
796 * rtl.h (may_trap_or_fault_p): Declare it.
797 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
798 instead of may_trap_p.
799 (steal_delay_list_from_fallthrough): Likewise.
800 (fill_simple_delay_slots): Likewise.
801 (fill_slots_from_thread): Likewise.
802 * function.c (pad_to_arg_alignment): Rework comment about
803 SPARC_STACK_BOUNDARY_HACK.
804 * config/sparc/sparc.h: Likewise.
806 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
808 * config/s390/s390.c (s390_expand_insv): New.
809 * config/s390/s390-protos.h (s390_expand_insv): Declare.
810 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
811 ("icm_hi"): Remove mode attribute.
812 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
814 ("*extracthi", "*extractqi"): Remove.
815 (extv<mode>", "*extzv<mode>"): New.
816 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
817 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
819 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
821 * cfgexpand.c (discover_nonconstant_array_refs_r,
822 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
823 (tree_expand_cfg): Call discover_nonconstant_array_refs.
824 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
825 discover_nonconstant_array_refs.
827 2005-10-19 Steven Bosscher <stevenb@suse.de>
830 * c-decl.c (pop_scope): Don't warn about an unused variable
831 if it is marked with TREE_NO_WARNING.
832 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
833 somenow mismatch and olddecl is to be replaced.
835 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
838 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
839 whether registers live on the edge can be saved/restored.
841 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
843 * config/sh/sh.c (fixup_mova): Skip notes.
845 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
847 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
848 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
849 (s390_can_eliminate): Handle BASE_REGNUM elimination.
850 (s390_initial_elimination_offset): Likewise.
851 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
852 register on TARGET_ZARCH targets.
853 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
854 (INITIAL_FRAME_POINTER_OFFSET): Remove.
855 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
856 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
858 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
860 * config/s390/s390.md: Comment describing output modifiers updated.
861 * config/s390/s390.c (print_operand): Likewise.
863 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
865 * config/s390/s390.c (override_options): Added check for -mstack-size
867 * doc/invoke.texi: Mention that limit in the documenation.
869 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
872 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
874 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
876 Fix PR tree-optimization/24231
878 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
879 (compute_avail): Ditto.
881 2005-10-18 Richard Henderson <rth@redhat.com>
884 * config/i386/i386.c (legitimate_constant_p): Check
885 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
887 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
888 (legitimate_pic_address_disp_p): Reorg CONST checking to make
889 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
891 (print_operand_address): Likewise.
892 * config/i386/predicates.md (x86_64_immediate_operand): Test
893 SYMBOL_REF_TLS_MODEL properly inside CONST.
894 (x86_64_zext_immediate_operand): Likewise.
895 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
896 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
897 * config/i386/i386-protos.h: Remove predicates.md entries.
899 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
901 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
902 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
904 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
905 Ian Lance Taylor <ian@airs.com>
908 * fold-const.c (fold_widened_comparison): Do not allow range based
909 constant folding when right operand cannot be unwidened.
911 2005-10-17 Richard Henderson <rth@redhat.com>
913 * builtins.c (expand_builtin_synchronize): Build a new-style asm
914 with a memory clobber.
916 2005-10-17 James E Wilson <wilson@specifix.com>
918 PR rtl-optimization/17356
919 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
920 checking for EDGE_EH.
922 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
924 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
925 the slot on an even boundary for any type with 16-byte alignment.
927 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
930 * md.texi (Modifiers) <%>: Clarify that % doesn't work
931 after register allocation.
933 2005-10-17 DJ Delorie <dj@redhat.com>
935 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
938 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
941 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
944 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
946 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
947 to 2 if it's already non-zero.
948 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
949 is set and warn about it if flag_schedule_insns is 1.
951 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
953 * config/crx/crx.md: Compare-and-branch instructions need to
956 2005-10-17 Uros Bizjak <uros@kss-loka.si>
959 * config/i386/i386.md (*pushdi2_rex64 splitter)
960 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
961 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
962 flow2 pass only when (optimize > 0 && flag_peephole2).
964 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
967 * gcc.c (have_c): New static variable.
969 (process_command): Remove declation of have_c.
970 Set have_o to 1 when handling -o.
971 (main): Add a fatel error if there are multiple
972 files specified and -o and -c/-S is passed witout
973 -combine or multiple languages.
975 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
977 Fix PR tree-optimization/22444
978 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
979 Assert that we don't hit something with subvars.
980 (setup_pointers_and_addressables): Don't add things with subvars,
981 because we'll already process the subvars for aliasing purposes.
983 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
986 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
987 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
988 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
989 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
990 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
991 swapped, alternatives for the R constraint.
994 * builtins.c (get_builtin_sync_mode): Make unlimited
995 mode_for_size request.
997 2005-10-15 Richard Henderson <rth@redhat.com>
999 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
1000 (gimplify_expr): ... here.
1001 (gimplify_compound_lval): Use it in initial scan loop. Allow
1002 fb_lvalue in base expression.
1004 2005-10-15 Richard Henderson <rth@redhat.com>
1007 * builtins.c (expand_builtin_trap): Export.
1008 * expr.h (expand_builtin_trap): Declare.
1009 * expr.c (expand_assignment): Emit a trap for integral offsets
1010 from registers that weren't reduced to bitpos.
1012 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
1013 (mark_array_ref_addressable): Remove.
1014 * tree-flow.h (mark_array_ref_addressable): Remove.
1015 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
1017 2005-10-15 James E Wilson <wilson@specifix.com>
1020 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
1021 (add_dependence_list_and_free): Likewise.
1022 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
1025 2005-10-15 Diego Novillo <dnovillo@redhat.com>
1029 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
1030 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
1032 (vrp_visit_phi_node): Only prevent infinite iterations when
1033 the previous result and the new result are both VR_RANGEs.
1035 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
1037 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
1040 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1043 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
1046 2005-10-14 Per Bothner <per@bothner.com>
1048 PR preprocessor/21250
1049 * c-ppoutput.c (print_line): Print internal line 0 as 1.
1051 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
1054 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
1055 overflow flags. Refactor some conditionals.
1057 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
1060 * tree-dfa.c (add_referenced_var): Only look at decls which
1061 have TREE_CONSTANT or TREE_READONLY set instead of if
1062 !TREE_PUBLIC or !TREE_CONSTANT.
1064 2005-10-13 James E Wilson <wilson@specifix.com>
1066 * doc/invoke.texi: For -x, add f95-cpp-input.
1067 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
1069 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
1071 PR tree-optimization/24262
1072 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
1073 in loop all the time.
1075 2005-10-12 Richard Henderson <rth@redhat.com>
1078 * tree.h (DECL_TRANSPARENT_UNION): Remove.
1079 * function.c (assign_parm_find_data_types): Don't support it.
1080 * print-tree.c (print_node): Likewise.
1081 * c-common.c (handle_transparent_union_attribute): Likewise.
1082 Use build_duplicate_type.
1083 * tree-inline.c (remap_type_1): Split out of remap_type;
1084 properly remap aggregate fields.
1085 (build_duplicate_type): New.
1086 * doc/extend.texi (Variable Attributes): Remove documentation
1087 for transparent_union.
1089 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1092 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
1093 (gen_stack_pointer_dec): Likewise.
1095 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
1099 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
1101 (struct cxx): Add adjust_class_at_definition target hook.
1102 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
1103 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
1104 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
1105 hook_void_tree. Add to TARGET_CXX.
1106 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
1108 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
1109 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
1110 instead of attribute. Check for dllexport override. Warn if
1111 inconsistent dll linkage. Don't lose old dllimport if decl has
1112 had address referenced. Tweak lookup of dllimport atribute.
1113 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
1114 for target specific rules. Don't add dllimport attribute if
1115 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
1116 dllimport attribute.
1117 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
1118 * varasm.c (initializer_constant_valid_p): Replace
1119 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
1123 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
1124 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
1125 (i[34567]86-*-mingw32*): Likewise.
1127 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
1128 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
1130 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
1131 C++-specific code. Change return value to bool.
1132 (i386_pe_dllimport_p): Likewise.
1133 (associated_type): Simplify and make language-independent
1134 (i386_pe_encode_section_info): Replace override of ambiguous
1135 dllimport symbol refs with a gcc_assert.
1136 (i386_pe_valid_dllimport_attribute_p): Define.
1137 * config/i386/winnt-cxx.c: New file. Define C++ versions of
1138 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1139 i386_pe_adjust_class_at_definition.
1140 * config/i386/winnt-stubs.c: New file. Define stub versions of
1141 lang-specific functions.
1142 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
1143 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1144 i386_pe_adjust_class_at_definition.
1145 (i386_pe_valid_dllimport_attribute_p): Declare.
1146 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
1147 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
1148 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
1151 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
1152 dllimport attribute with test of DECL_DLLIMPORT_P.
1154 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
1156 * combine.c (make_extraction): Correct offset computation.
1158 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
1160 * config/cris/t-linux (LIMITS_H_TEST): Define.
1162 2005-10-12 Richard Henderson <rth@redhat.com>
1165 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
1167 2005-10-12 Richard Guenther <rguenther@suse.de>
1169 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
1171 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
1174 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
1175 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
1178 2005-10-12 Richard Guenther <rguenther@suse.de>
1181 * varasm.c (output_constant): Correct typo from previous
1184 2005-10-11 Ian Lance Taylor <ian@airs.com>
1186 PR rtl-optimization/13931
1187 * combine.c: Revert patch of 2003-05-14, and:
1188 (try_combine): Only set elim_i1 and elim_i2 if the destination is
1189 completely killed in the appropriate insn.
1190 (distribute_notes): Don't skip multiple hard register test for
1191 elim_i1 and elim_i2.
1193 2005-10-11 Richard Henderson <rth@redhat.com>
1196 * c-typeck.c (convert_for_assignment): Use build_constructor_single
1197 to initialize a transparent union instead of a nop_expr.
1199 2005-10-11 Richard Henderson <rth@redhat.com>
1201 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
1202 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
1203 (tree_ssa_dce_loop): Call scev_reset.
1206 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
1207 * tree-ssa-dce.c: Include cfgloop.h.
1208 (tree_ssa_dce_loop, pass_dce_loop): New.
1209 * tree-pass.h (pass_dce_loop): Declare it.
1210 * passes.c (init_optimization_passes): Use it.
1212 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
1215 * convert.c (convert_to_real): Revert 2005-10-05 patch.
1216 Only apply the optimization for rounding builtins if the inner
1217 cast is also an extension.
1219 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
1222 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
1223 mark_new_vars_to_rename instead of update_stmt.
1225 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
1227 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
1229 2005-10-11 Jakub Jelinek <jakub@redhat.com>
1231 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
1232 for setting MMX register to 0 rather than mmx.
1234 2005-10-10 Steve Ellcey <sje@cup.hp.com>
1237 * configure.ac: Move gas check from mips specific case to common case.
1238 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
1239 * configure: Regenerate
1240 * doc/install.texi: Update.
1242 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1245 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
1247 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
1249 * gcc.c (do_spec_1): Accept numeric characters in file name
1252 2005-10-10 Nick Clifton <nickc@redhat.com>
1254 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
1255 describing the deleted arm_gen_rotated_half_load function.
1257 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
1259 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
1262 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
1264 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
1266 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
1267 (EXTRA_MULTILIB_PARTS): Define.
1268 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1269 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1270 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
1271 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1272 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1273 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
1275 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
1277 PR tree-optimization/24226
1278 * tree-cfg.c (remove_bb): Clean up unreachable loops.
1279 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
1280 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
1283 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1285 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
1287 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
1290 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
1291 Rewrite for no need for the early clobber.
1293 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1295 Merge from csl-arm-branch:
1296 2005-09-07 Paul Brook <paul@codesourcery.com>
1297 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
1300 2005-04-30 Paul Brook <paul@codesourcery.com>
1301 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
1302 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
1304 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
1305 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
1306 (arm_override_options): Use TARGET_AAPCS_BASED.
1307 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
1308 (PTRDIFF_TYPE): Use int for AAPCS.
1309 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
1310 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
1311 (DEFAULT_SHORT_ENUMS): Delete.
1312 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
1314 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
1315 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
1316 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
1317 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
1319 2004-12-03 Mark Mitchell <mark@codesourcery.com>
1320 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
1322 2004-11-22 Mark Mitchell <mark@codesourcery.com>
1323 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
1325 2004-11-19 Mark Mitchell <mark@codesourcery.com>
1326 * config.gcc (arm*-*-linux-gnueabi): Add it.
1327 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
1329 (TARGET_OS_CPP_BUILTINS): Likeiwse.
1330 * config/arm/linux-eabi.h: New file.
1331 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
1332 (LINUX_TARET_LINK_SPEC): Likewise.
1333 (LINK_SPEC): Use it.
1334 * config/arm/t-linux-eabi: New file.
1336 2005-10-08 Steven Bosscher <stevenb@suse.de>
1339 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
1341 (PARAM_SMS_DFA_HISTORY): Likewise.
1343 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1346 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
1347 (load_register_parameters): Call it.
1348 (check_sibcall_argument_overlap_1): Likewise.
1349 (store_one_arg): Likewise.
1351 2005-10-07 James E. Wilson <wilson@specifix.com>
1353 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
1354 DImode not VECINT24 for operand 2.
1357 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
1361 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
1362 fr_spill): Use destination_operand for operand 0.
1364 2005-10-07 DJ Delorie <dj@redhat.com>
1366 * varasm.c (output_constant): Limit error to expanding
1369 2005-10-07 Richard Guenther <rguenther@suse.de>
1372 * fold-const.c (fold_binary): Fix operand types during folding
1373 of X op (A, Y). Evaluation order of the side-effects of
1374 X and A are frontend-defined, so ensure we honour that even for
1375 tcc_comparison class operands; eased by removing duplicate code.
1377 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1379 * stor-layout.c (layout_type): Do not allow alignment of array
1380 elements to be greater than their size.
1382 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1384 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
1386 (hppa*-*-linux*): Ditto.
1387 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
1388 * config/host-hpux.c: New.
1389 * config/x-hpux: New.
1390 * config/pa/x-hpux: Remove.
1391 * config/pa/x-linux: Remove.
1392 * config/pa/pa-host.c: Remove.
1394 2005-10-07 Jeff Law <law@redhat.com>
1396 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
1397 determine whether or not to try and thread outgoing edges.
1399 2005-10-07 David Edelsohn <edelsohn@gnu.org>
1401 * config/rs6000/rs6000.md (eqsi_power): New.
1402 (neg_eq0si): Add TARGET_POWER to final condition.
1405 2005-10-06 Richard Henderson <rth@redhat.com>
1407 * config/rs6000/rs6000.c: Revert last change.
1409 2005-10-06 Richard Henderson <rth@redhat.com>
1411 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
1412 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
1414 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
1418 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
1419 out return_label and naked_return_label.
1421 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1423 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
1426 2005-10-06 Richard Henderson <rth@redhat.com>
1429 * tree-inline.c (declare_return_variable): Handle modify_dest not
1432 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1434 Fix PR tree-optimization/22488
1435 * tree-ssa-structalias.c (check_for_overlaps): New function.
1436 (create_variable_info_for): Use it.
1438 2005-10-06 Richard Henderson <rth@redhat.com>
1441 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
1442 (dwarf2out_start_source_file): Print it.
1444 2005-10-06 Geoffrey Keating <geoffk@apple.com>
1446 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
1448 2005-10-06 Richard Henderson <rth@redhat.com>
1451 * mode-switching.c (optimize_mode_switching): Clear transp bit
1452 for block with incomming abnormal edges.
1454 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
1455 (fpscr_set_from_mem): Use them.
1456 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
1457 (fpscr postinc splitters): Rewrite as peephole2+split.
1459 2005-10-06 David Edelsohn <edelsohn@gnu.org>
1461 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
1462 (eq<mode>_compare): Same.
1464 2005-10-06 Richard Guenther <rguenther@suse.de>
1466 PR tree-optimization/24238
1467 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
1469 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
1471 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
1472 here. Use AC_PATH_PROG for environment variables instead of
1474 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
1476 * configure: Regenerated.
1478 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
1481 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
1482 then force it into a register.
1483 (call_value): Likewise.
1485 2005-10-06 Richard Henderson <rth@redhat.com>
1488 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
1489 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
1490 under pass_vectorize.
1492 2005-10-05 Devang Patel <dpatel@apple.com>
1495 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
1496 handling constants. Check NAMESPACE_DECL context for constants.
1498 2005-10-05 Eric Christopher <echristo@apple.com>
1500 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
1502 2005-10-05 Richard Henderson <rth@redhat.com>
1505 * tree-cfg.c (mark_array_ref_addressable_1): New.
1506 (mark_array_ref_addressable): New.
1507 * tree-flow.h (mark_array_ref_addressable): Declare.
1508 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
1510 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
1514 * reload.c (subst_reloads): When adding a REG_LABEL to a
1515 jump instruction, also update JUMP_LABEL.
1517 2005-10-05 David Edelsohn <edelsohn@gnu.org>
1519 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
1520 * bb-reorder.c (copy_bb_p): Use it.
1521 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
1523 2005-10-05 Richard Henderson <rth@redhat.com>
1526 * toplev.c (process_options): Warn about unsupported combinations
1527 of unwind tables and omit-frame-pointer.
1528 * config/i386/i386.c (override_options): Similarly. Enable
1529 accumulate-outgoing-args if not explicitly disabled.
1531 2005-10-05 Steve Ellcey <sje@cup.hp.com>
1533 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
1534 Handle big endian vs. small endian.
1535 (vec_initv2sf): Handle big endian vs. small endian.
1536 (*vec_extractv2sf_1): Ditto.
1538 2005-10-05 Dale Johannesen <dalej@apple.com>
1540 * convert.c (convert_to_real): Don't convert
1541 (float)floor(double d) to floorf((float)d).
1543 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
1545 * config/arm/arm.md (insv): Use gen_int_mode in more places.
1547 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
1549 PR tree-optimization/18587
1550 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
1551 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
1552 build_vuses): Change to VEC type.
1553 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
1554 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
1555 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
1556 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
1557 (get_name_decl): New. Return DECL_UID of base variable.
1558 (operand_build_cmp): New. qsort comparison routine.
1559 (operand_build_sort_virtual): New. Sort virtual build vector.
1560 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
1561 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
1562 (FINALIZE_BASE): Use get_name_decl.
1563 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
1564 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
1565 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
1566 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
1567 direct VEC_* manipulations.
1568 (build_ssa_operands): Call operand_build_sort_virtual.
1569 (copy_virtual_operand, create_ssa_artficial_load_stmt,
1570 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
1571 with direct VEC_* manipulations.
1572 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
1573 with direct VEC manipulations.
1575 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
1577 PR tree-optimization/21419
1578 PR tree-optimization/24146
1579 PR tree-optimization/24151
1581 * c-typeck.c (readonly_error): Handle USE being lv_asm.
1582 (build_asm_expr): Call it if outputs are read-only.
1583 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
1585 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
1586 Paolo Bonzini <bonzini@gnu.org>
1590 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
1591 enable the instructions and not just the built-ins.
1592 * doc/invoke.texi (x86 Options): Likewise.
1594 2005-10-04 Geoffrey Keating <geoffk@apple.com>
1596 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
1598 * doc/invoke.texi (Option Summary): Correct spelling
1599 of -mmacosx-version-min.
1601 2005-10-04 Devang Patel <dpatel@apple.com>
1603 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
1606 2005-10-04 Steve Ellcey <sje@cup.hp.com>
1608 * tree-vect-transform.c (vect_create_epilog_for_reduction):
1609 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
1611 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
1613 * config/s390/s390.md ("TDSI","DP"): New mode macros.
1614 ("TE","tg"): New mode attributes.
1615 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
1616 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
1617 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
1618 dword_mode and one for GPRmode.
1620 2005-10-04 Ian Lance Taylor <ian@airs.com>
1622 PR preprocessor/13726
1623 * c-ppoutput.c (cb_include): Add comments parameter, and print out
1624 any comments passed in.
1626 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1628 * tree.c (annotate_with_file_line): Fix typo.
1630 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1633 * builtins.c (fold_builtin_memcmp): When constructing the pointer
1634 type used to access data in the inlined length == 1 case, use
1635 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
1636 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
1638 2005-10-04 Uros Bizjak <uros@kss-loka.si>
1640 * config/i386/i386.h (TARGET_FISTTP): Enable also for
1641 TARGET_SSE3 and only for TARGET_80387.
1642 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
1643 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
1644 Do not depend on TARGET_80387.
1646 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1648 * tree.c (last_annotated_node): Change type to location_t*.
1649 (annotate_with_file_line): Reflect the change of
1650 last_annotated_node type.
1652 2005-10-04 Richard Guenther <rguenther@suse.de>
1655 * c-decl.c (grokdeclarator): Don't write to fields
1658 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1661 * c-decl.c (finish_decl): Use set_user_assembler_name even for
1663 * varasm.c (make_decl_rtl): If a register variable does not
1664 have a set user assmbler name, error out.
1665 Decode the asmspec is now name+1 bypassing '*'.
1667 2005-10-04 Steven Bosscher <stevenb@suse.de>
1669 PR tree-optimization/23049
1670 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
1671 of a COND_EXPR is folded before calling fold on the whole rhs of a
1672 conditional assignment.
1673 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
1674 document that a COND_EXPR may appear there.
1676 2005-10-03 Diego Novillo <dnovillo@redhat.com>
1679 * tree-vrp.c (extract_range_from_assert): If the new numeric
1680 range created out of the assertion contradicts the existing
1681 numeric range of the ASSERT_EXPR variable, make the new range
1684 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
1686 * config/sh/sh.c (sh_register_move_cost): Add case for moving
1687 from T_REGS to FP register class.
1689 2005-10-03 Richard Henderson <rth@redhat.com>
1692 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
1693 before creating a new one.
1695 2005-10-03 David Edelsohn <edelsohn@gnu.org>
1697 * config/rs6000/t-aix43 (LDFLAGS): New.
1698 * config/rs6000/t-aix52 (LDFLAGS): New.
1700 2005-10-03 Ian Lance Taylor <ian@airs.com>
1702 * gimplify.c (find_single_pointer_decl_1): New static function.
1703 (find_single_pointer_decl): New static function.
1704 (internal_get_tmp_var): For a formal variable, set restrict base
1705 information if appropriate.
1706 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
1708 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
1709 (DECL_GET_RESTRICT_BASE): Define.
1710 (SET_DECL_RESTRICT_BASE): Define.
1711 (decl_restrict_base_lookup): Declare.
1712 (decl_restrict_base_insert): Declare.
1713 (struct tree_decl_with_vis): Add based_on_restrict_p field.
1714 * tree.c (restrict_base_for_decl): New static variable.
1715 (init_ttree): Initialize restrict_base_for_decl.
1716 (copy_node_stat): Copy restrict base information.
1717 (decl_restrict_base_lookup): New function.
1718 (decl_restrict_base_insert): New function.
1719 (print_restrict_base_statistics): New static function.
1720 (dump_tree_statistics): Call print_restrict_base_statistics.
1722 2005-10-02 Diego Novillo <dnovillo@redhat.com>
1725 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
1726 case of anti-ranges.
1728 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
1731 * c-typeck.c (tagged_tu_seen): Rename to ...
1732 (tagged_tu_seen_cache): this and add val field.
1733 (comptypes): Move functional to comptypes_internal
1734 and free tagged_tu_seen.
1735 (comptypes_internal): New function and call comptypes_internal
1736 instead of comptypes. Speed up by sibcalling
1737 tagged_types_tu_compatible_p.
1738 (alloc_tagged_tu_seen): New function
1739 (free_all_tagged_tu_seen_up_to): New function.
1740 (tagged_types_tu_compatible_p): Return the val of the seen two
1742 Add that the two types are the same to tagged_tu_seen_base
1743 if they are and call comptypes_internal instead of comptypes.
1744 <case UNION_TYPE>: Speed up common type where the fields are
1746 (function_types_compatible_p): Call comptypes_internal instead of
1748 (type_lists_compatible_p): Likewise.
1749 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
1751 2005-10-02 Matthias Klose <doko@debian.org>
1753 * doc/invoke.texi: Fix typo and speling error.
1755 2005-10-01 Richard Henderson <rth@redhat.com>
1757 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
1759 2005-10-01 Mark Mitchell <mark@codesourcery.com>
1761 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
1762 using --start-group and --end-group.
1764 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1766 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
1767 FIXME note regarding quirky semantics.
1769 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1772 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
1773 non-null range as a last resort.
1775 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
1776 Diego Novillo <dnovillo@redhat.com>
1779 * tree-vrp.c (extract_range_from_assert): For !=
1780 assertions, only build an anti-range if LIMIT is a
1781 single-valued range.
1783 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
1785 * arm.md (movqi): On thumb when optimizing, handle loading from
1786 memory by describing this as taking a subreg of a zero-extended load
1787 into an SImode register.
1790 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
1792 * reload1.c (merge_assigned_reloads): Do not change any
1793 RELOAD_FOR_OUTPUT_ADDRESS reloads.
1795 2005-09-30 Geoffrey Keating <geoffk@apple.com>
1797 * Makefile.in (LIPO_FOR_TARGET): Define.
1798 (STRIP_FOR_TARGET): Define.
1800 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
1801 before creating new ones. Do symlinks before creating the actual
1804 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
1805 to work out which multilibs are actually being built.
1807 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
1809 * tree-vect-transform.c, config/ms1/ms1.md,
1810 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
1811 Follow spelling conventions.
1812 * doc/invoke.texi, doc/md.texi: Fix typos.
1814 2005-09-30 Andrew Macleod <amacleod@redat.com>
1816 PR tree-optimization/21430
1817 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
1818 use operands, and set stmt pointer if need be.
1819 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
1820 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
1823 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1826 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
1828 2005-09-29 Mark Mitchell <mark@codesourcery.com>
1830 * optabs.c (expand_binop): Initialize first_pass_p.
1832 2005-09-29 Jakub Jelinek <jakub@redhat.com>
1835 * c-decl.c (c_write_global_declarations_1): If any
1836 wrapup_global_declaration_2 call returned true, restart the loop.
1838 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
1840 Fix PR tree-optimization/24117
1841 * tree-ssa-structalias.c (find_func_aliases): Strip nops
1842 before considering whether to use anyoffset.
1844 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1848 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1850 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1852 (swap_commutative_operands_with_target): New.
1854 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1857 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
1860 2005-09-29 Steven Bosscher <stevenb@suse.de>
1862 PR tree-optimization/23911
1863 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
1864 and IMAGPART_EXPR too.
1866 2005-09-28 Mark Mitchell <mark@codesourcery.com>
1869 * expmed.c (expand_shift): Move logic to reverse rotation
1870 direction when rotating by constants ...
1871 * optabs.c (expand_binop): ... here.
1872 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
1873 (ix86_rotrdi3): New pattern.
1874 (rotldi3): Handle 32-bit mode.
1875 (ix86_rotldi3): New pattern.
1877 2005-09-29 Alan Modra <amodra@bigpond.net.au>
1880 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
1881 check for numbers that need no bit twiddle.
1883 2005-09-28 Geoffrey Keating <geoffk@apple.com>
1885 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
1886 multilib to be built.
1888 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
1889 (stage1-start): Delete old libgcc and libunwind before moving
1890 anything into the stage directory.
1891 (stage2-start): Likewise.
1892 (stage3-start): Likewise.
1893 (stage4-start): Likewise.
1894 (stageprofile-start): Likewise.
1895 (stagefeedback-start): Likewise.
1896 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
1897 header in tm_file and CPU-specific t-darwin in tmake_file.
1898 (i[34567]86-*-darwin*): Don't change tm_file.
1899 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
1900 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
1901 shared library stub for target OS version.
1902 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
1903 (SHLIB_LINK): Don't make SHLIB_SOLINK.
1904 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
1905 (libgcc_s.%.dylib): New.
1907 (install-darwin-libgcc-stubs): New.
1908 (INSTALL_LIBGCC): New append.
1909 * config/i386/darwin-libgcc.10.4.ver: New.
1910 * config/i386/darwin-libgcc.10.5.ver: New.
1911 * config/i386/t-darwin: New.
1912 * config/rs6000/darwin-libgcc.10.4.ver: New.
1913 * config/rs6000/darwin-libgcc.10.5.ver: New.
1914 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
1915 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
1917 2005-09-28 Paul Brook <paul@codesourcery.com>
1919 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
1922 2005-09-28 Richard Guenther <rguenther@suse.de>
1924 PR tree-optimization/23853
1925 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
1926 host_integerp to verify misalignment value.
1928 2005-09-28 Richard Henderson <rth@redhat.com>
1930 * builtins.c (get_builtin_sync_mode): New.
1931 (expand_builtin_sync_operation): Pass in mode argument.
1932 (expand_builtin_compare_and_swap): Likewise.
1933 (expand_builtin_lock_test_and_set): Likewise.
1934 (expand_builtin_lock_release): Likewise.
1935 (expand_builtin): Update to match.
1937 2005-09-28 Nick Clifton <nickc@redhat.com>
1939 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
1940 formatting. Add check to PLUS case to ensure that the offset is
1941 within an acceptable range.
1943 * config/v850/v850.md (casesi): Disable the generation of the
1944 switch pattern as it is not being handled properly at the moment.
1946 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
1947 for when the high words are identical.
1949 2005-09-27 Richard Henderson <rth@redhat.com>
1951 * pretty-print.c (pp_base_format): Fix typo for %>.
1953 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
1954 Devang Patel <dpatel@apple.com>
1956 PR tree-optimization/23625
1957 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
1958 LABEL_EXPR, assertion check.
1960 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
1962 * optabs.c (no_conflict_move_test): Check if a result of a
1963 to-be-moved insn would be clobbered by an originally
1966 2005-09-27 Jeff Law <law@redhat.com>
1968 * passes.c (init_optimization_passes): Replace copy propagation
1969 passes immediately after DOM with phi-only copy propagation
1970 pases. Add phi-only copy propagation pass after first DOM pass.
1971 * tree-pass.h (pass_phi_only_copy_prop): Declare.
1972 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
1973 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
1974 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
1975 to init_copy_prop. Callers updated.
1976 (do_phi_only_copy_prop): New function.
1977 (pass_phi_only_copy_prop): New pass descriptor.
1979 2005-09-27 Nick Clifton <nickc@redhat.com>
1981 * libgcc2.c (__popcount_tab): Remove redundant prototype.
1983 2005-09-26 Jason Merrill <jason@redhat.com>
1986 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
1988 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
1990 2005-09-26 James E Wilson <wilson@specifix.com>
1992 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
1993 copyright. Add gcc copyright plus libgcc exception.
1994 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
1996 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
1998 2005-09-26 Jeff Law <law@redhat.com>
2000 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
2001 about when to iterate.
2003 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
2006 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
2007 for __complex__ double in -mcpu=G5 mode.
2009 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
2011 PR tree-optimization/23942
2012 * Makefile.in (SCEV_H): Depends on PARAMS_H.
2013 * tree-scalar-evolution.c: Include params.h.
2015 (follow_ssa_edge, follow_ssa_edge_in_rhs,
2016 follow_ssa_edge_in_condition_phi_branch,
2017 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
2018 Change return type to t_bool. Use a parameter to limit the size of
2019 trees that are walked before stopping
2020 (analyze_evolution_in_loop): Initialize the limit to 0.
2021 (follow_ssa_edge): Give up by returning t_dont_know if the limit
2022 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2024 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2027 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
2028 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
2030 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
2032 * combine.c (make_extraction): Check for valid use of subreg.
2034 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2037 * config/i386/i386.md ("*fistdi2_1"): New pattern.
2038 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
2039 ("fist<mode>2_with_temp"): Use only register operands.
2041 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
2043 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
2044 CALL_INSN_FUNCTION_USAGE.
2046 2005-09-26 Richard Guenther <rguenther@suse.de>
2049 * gcse.c: Include hashtab.h, define ldst entry hashtable.
2050 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
2051 (ldst_entry): Use the hashtable instead of list-walking.
2052 (find_rtx_in_ldst): Likewise.
2053 (free_ldst_entry): Free the hashtable.
2054 (compute_ld_motion_mems): Create the hashtable.
2055 (trim_ld_motion_mems): Remove entry from hashtable if
2056 removing it from list.
2057 (compute_store_table): Likewise^2.
2058 (store_motion): Free hashtable in case we did not see
2061 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
2063 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
2064 and arg1 if we are passing them to fold_build2.
2066 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
2069 * config/i386/i386.c (ix86_function_regparm): Fix the test for
2072 2005-09-25 Richard Henderson <rth@redhat.com>
2074 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
2075 SYMBOL_REF_TLS_MODEL to be correct.
2077 2005-09-24 Richard Henderson <rth@redhat.com>
2079 * ipa-type-escape.c (discover_unique_type): Remove dead code at
2080 end of function. Reindent.
2082 2005-09-24 Ian Lance Taylor <ian@airs.com>
2084 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
2085 NEGATE_EXPR/BIT_NOT_EXPR case.
2087 2005-09-24 Richard Henderson <rth@redhat.com>
2089 * c-common.c (handle_mode_attribute): When not modifying in place,
2090 create subtypes for enumerations.
2091 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
2092 * gimplify.c (create_tmp_from_val): Likewise.
2094 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
2096 * config/i386/i386.md (*tls_global_dynamic_64,
2097 *tls_local_dynamic_base_64): Add missing mode to call.
2098 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
2100 2005-09-24 Jan Hubicka <jh@suse.cz>
2102 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
2103 (cgraph_clone_node): Likewise.
2104 * cgraph.h (cgraph_clone_edge): Update prototype.
2105 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
2106 duplicated prototypes; add updating argument.
2107 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
2108 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
2110 (cgraph_mark_inline_edge): Likewise.
2111 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
2112 (cgraph_flatten_node): Likewise.
2113 (cgraph_decide_recursive_inlining): Likewise.
2114 (cgraph_decide_inlining_of_small_function): Likewise.
2115 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2117 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2118 Pete Steinmetz <steinmtz@us.ibm.com>
2120 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
2121 (rldic.): Set type to "compare".
2123 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
2124 mfjmpr for MFCTR/MFLR.
2125 (movdf_hardfloat64): Same.
2126 (movdf_softfloat64): Same. Correct order of store and move types.
2127 (movti_string): Set type to store_ux/load_ux.
2128 (load_multiple): Set type to load_ux.
2129 (store_multiple): Set type to store_ux.
2130 (movmemsi): Set type to store_ux.
2131 (output_cbranch direct_return): Set type to jmpreg.
2132 (stmw): Set type to store_ux.
2133 (lmw): Set type to load_ux.
2134 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
2135 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
2136 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
2137 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
2138 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
2139 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
2140 (rios1-fpstore): Increase latency to 3.
2141 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
2142 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
2144 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2145 Andrew Pinski <pinskia@physics.uc.edu>
2147 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
2148 operand2 constraint to "b".
2149 (sync_<fetchop_name>di_internal): Same.
2150 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
2152 (sync_old_<fetchop_name>di_internal): Same.
2153 (sync_new_<fetchop_name>si_internal): Same.
2154 (sync_new_<fetchop_name>di_internal): Same.
2156 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
2159 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
2160 case, define as macros.
2162 PR rtl-optimization/23837
2163 * optabs.c (no_conflict_move_test): Don't set must_stay for a
2164 clobber / clobber match between dest and p->first.
2166 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
2167 (no_conflict_move_test): Update comments.
2169 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
2171 * doc/install.texi: Update URL for Jacks.
2172 * doc/sourcebuild.texi: Likewise.
2174 2005-09-22 David Edelsohn <edelsohn@gnu.org>
2177 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
2178 registers when choosing register preferences.
2179 (movdf_hardfloat64): Same.
2181 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
2183 * expmed.c (expand_shift): Don't use the target of the rotate as
2184 target for the first expanded shift insn.
2185 * testsuite/gcc.dg/20050922-1.c: Testcase added.
2187 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
2189 PR tree-optimization/22438
2190 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
2191 preserved iv rhs rewriting specially.
2193 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
2195 * tree-data-ref.c (analyze_array_indexes): Only estimate when
2196 estimate_only is true.
2197 * tree-flow.h (ref_contains_indirect_ref): New prototype.
2198 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
2199 tree-ssa-structalias.c
2200 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
2201 ref_contains_indirect_ref.
2202 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
2204 2005-09-21 DJ Delorie <dj@redhat.com>
2206 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
2208 (mn10300_return_in_memory): Support variable size types also.
2209 (mn10300_pass_by_reference): Likewise.
2210 (mn10300_function_value): New.
2211 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
2212 (FUNCTION_OUTGOING_VALUE): Likewise.
2213 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
2214 * doc/invoke.texi: Document it.
2216 2005-09-21 Uros Bizjak <uros@kss-loka.si>
2219 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
2220 force integer op1 into register for XFmode compares.
2222 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
2225 * expmed.c (alg_code): Add alg_impossible.
2226 (alg_hash_entry): Add cost.
2227 (synth_mult): Record alg_impossible in the hash table if
2228 multiplication by a given integer is impossble within the
2229 limit. Speed up using alg_impossible.
2231 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2233 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
2234 argument. Allow and set any offset if needs_anyoffset is passed
2236 (get_constraint_for): Add argument here too.
2238 (do_structure_copy): Pass NULL to get_constraint_for.
2239 (handle_ptr_arith): Ditto.
2240 (find_func_aliases): Ditto.
2242 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
2244 PR rtl-optimization/23898
2245 * output.h (get_attr_min_length): Declare.
2246 * final.c (get_attr_length_1): New function, broken out of:
2248 (get_attr_min_length): New function.
2249 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
2250 (duplicate_computed_gotos): Likewise.
2251 * genattr.c (insn_min_length): Generate declaration.
2252 * genattrtab.c (min_fn, min_attr_value): New functions.
2253 (make_length_attrs): Generate insn_min_length.
2255 2005-09-20 Steve Ellcey <sje@cup.hp.com>
2257 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
2259 2005-09-20 Richard Henderson <rth@redhat.com>
2261 PR tree-optimization/24059
2262 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
2265 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
2267 * c.opt (fextended-identifiers): New.
2268 * c-opts.c (c_common_handle_option): Handle
2269 -fextended-identifiers.
2270 * doc/cpp.texi: Update documentation of extended identifiers.
2271 * doc/cppopts.texi (-fextended-identifiers): Document.
2273 2005-09-20 Jakub Jelinek <jakub@redhat.com>
2275 PR tree-optimization/23929
2276 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
2279 PR tree-optimization/23818
2280 * tree-stdarg.c (execute_optimize_stdarg): Call
2281 calculate_dominance_info.
2283 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2285 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
2286 (analyze_siv_subscript_cst_affine): Add weak SIV test.
2287 (compute_overlap_steps_for_affine_1_2): Use
2288 get_number_of_iters_for_loop.
2289 (analyze_subscript_affine_affine): Check whether difference is
2291 Use get_number_of_iters_for_loop.
2292 Check whether overlap occurs outside of bounds.
2293 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
2295 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
2297 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
2298 base register if possible.
2300 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
2302 PR tree-optimization/18463
2303 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
2304 converting it directly is not possible.
2305 (chrec_convert_aggressive): New function.
2306 * tree-chrec.h (chrec_convert_aggressive): Declare.
2307 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
2308 Fold chrec conversions aggressively if asked to.
2309 (instantiate_parameters): Modified because of changes in
2310 instantiate_parameters_1.
2312 2005-09-19 Richard Henderson <rth@redhat.com>
2314 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
2315 (reduc_splus_v2df): New.
2317 2005-09-19 Richard Sandiford <richard@codesourcery.com>
2319 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
2320 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
2322 2005-09-19 Richard Henderson <rth@redhat.com>
2324 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
2327 2005-09-19 Richard Henderson <rth@redhat.com>
2329 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
2330 (ia64_expand_dot_prod_v8qi): New.
2331 * config/ia64/ia64-protos.h: Update.
2332 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
2333 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
2334 sdot_prodv8qi, sdot_prodv4hi): New.
2335 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
2337 2005-09-19 Richard Henderson <rth@redhat.com>
2340 * real.c (exact_real_truncate): Return false if the format cannot
2341 represent the number as a normal.
2343 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
2344 for a memory source.
2346 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
2348 * tree-ssa-operands.c (swap_tree_operands): Export.
2349 * tree.h (swap_tree_operands): Declare.
2350 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
2351 Call swap_tree_operands.
2353 2005-09-19 Richard Henderson <rth@redhat.com>
2355 * tree-flow.h (merge_alias_info): Declare.
2356 * tree-ssa-copy.c (merge_alias_info): Export.
2357 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
2358 (vect_create_data_ref_ptr): Use create_iv directly.
2359 (vectorizable_load): Use correct types for integer constants.
2360 (vect_generate_tmps_on_preheader): Likewise.
2361 (vect_gen_niters_for_prolog_loop): Likewise.
2363 2005-09-19 Steven Bosscher <stevenb@suse.de>
2365 PR rtl-optimization/23943
2366 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
2368 2005-09-18 Jan Hubicka <jh@suse.cz>
2370 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
2372 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
2374 * varasm.c (output_constant): Do not abort on conversions to union
2375 types between different sizes.
2377 2005-09-18 Richard Guenther <rguenther@suse.de>
2380 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
2383 2005-09-18 Paul Brook <paul@codesourcery.com>
2385 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
2387 2005-09-17 Richard Henderson <rth@redhat.com>
2389 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
2390 * tree-ssa-loop.c (pass_vect_dce): Remove.
2391 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
2394 2005-09-17 Richard Henderson <rth@redhat.com>
2396 * tree-pass.h (pass_vect_dce): Declare.
2397 * passes.c (init_optimization_passes): Add it.
2398 * tree-flow.h (tree_ssa_dce): Declare.
2399 * tree-ssa-dce.c (tree_ssa_dce): Export.
2400 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
2401 (gate_tree_vectorize): ... here.
2402 (pass_vect_dce): New.
2404 2005-09-17 Jan Hubicka <jh@suse.cz>
2406 * except.c (struct eh_status): Turn region_array into vec.
2407 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
2408 convert_from_eh_region_ranges, find_exception_handler_labels,
2409 current_function_has_exception_handlers, assign_filter_values,
2410 build_post_landing_pads, dw2_build_landing_pads,
2411 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
2412 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
2413 foreach_reachable_handler, can_throw_internal_1,
2414 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
2416 (duplicate_eh_region_1): Update region_array.
2417 (duplicate_eh_regions): Resize region_array and avoid recomputing.
2419 2005-09-17 David Edelsohn <edelsohn@gnu.org>
2422 * expmed.c (expand_mult): Substitute simple register for op0 when
2425 2005-09-17 Richard Henderson <rth@redhat.com>
2427 * expr.c (emit_move_via_integer): Add force argument, pass it on
2428 to emit_move_change_mode. Update callers.
2429 (emit_move_complex): Pass true to new force argument.
2430 * function.c (expand_function_end): Move expand_eh_return call
2431 earlier. Merge sub-word complex values into a pseudo before
2432 copying to the return hard register.
2434 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
2436 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
2437 between different sizes.
2439 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
2443 * passes.c (init_optimization_passes): Register dump files for
2446 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
2448 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
2449 * config/s390/s390.c (s390_overlap_p): New function.
2450 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
2451 peephole2, "*xc" peephole2): Added overlap check to the peephole2
2454 2005-09-16 Richard Guenther <rguenther@suse.de>
2456 * ipa-pure-const.c (static_execute): Free auxiliar information.
2457 * ipa-type-escape.c (discover_unique_type): Free temporary key.
2458 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
2460 2005-09-15 DJ Delorie <dj@redhat.com>
2462 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
2464 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
2466 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2468 (swap_commutative_operands_with_target): New.
2470 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
2472 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
2475 (estimate_iters_using_array): New function.
2476 * tree-data-ref.h (estimate_iters_using_array): Prototype
2477 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
2478 Use estimate_iters_using_array instead of analyze_array.
2480 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
2482 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
2485 2005-09-15 Michael Matz <matz@suse.de>
2487 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
2489 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
2491 PR tree-optimization/23835
2492 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
2493 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
2495 2005-09-14 Richard Henderson <rth@redhat.com>
2497 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
2498 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
2500 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
2502 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
2503 in the ARRAY_TYPE case.
2505 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
2507 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
2509 2005-09-14 Uros Bizjak <uros@kss-loka.si>
2512 * tree-vect-transform.c (vectorizable_operation): Return false for
2513 scalar shift operations and for vector shift operations with
2514 non-invariant shift arguments. Use scalar tree operand op1 as
2515 a shift operand when vector shift insn pattern uses scalar shift
2517 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
2519 2005-09-14 Olivier Hainque <hainque@adacore.com>
2521 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
2522 value if it has side-effects.
2524 2005-09-14 David Edelsohn <edelsohn@gnu.org>
2527 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
2529 2005-09-14 Alan Modra <amodra@bigpond.net.au>
2531 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
2532 passed as NAME as if it were label at start of function code.
2534 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
2536 * config/sh/sh.md (*movv4sf_i): Add general register cases to
2539 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
2541 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
2542 as early clobber. Rewrite so the PIC register is not implicitly used.
2544 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2546 * tree.c (annotate_with_file_line): Compare line numbers before
2549 2005-09-13 Uros Bizjak <uros@kss-loka.si>
2552 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
2553 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
2555 2005-09-13 Ian Lance Taylor <ian@airs.com>
2557 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
2558 than a HOST_WIDEST_INT to gen_doloop_begin.
2560 2005-09-13 Diego Novillo <dnovillo@redhat.com>
2562 * tree-dfa.c (dump_variable): Guard against NULL annotations.
2564 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
2566 PR tree-optimize/23817
2567 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
2569 2005-09-13 Alan Modra <amodra@bigpond.net.au>
2572 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
2573 word before changing the stack pointer. Use gen_frame_mem for MEMs.
2574 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
2575 (restore_stack_nonlocal): Likewise.
2576 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
2578 2005-09-12 Ian Lance Taylor <ian@airs.com>
2581 * c.opt (ffriend-injection): New C++ option.
2582 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
2583 (C++ Dialect Options): Document -ffriend-injection.
2585 2005-09-12 Josh Conner <jconner@apple.com>
2588 * ipa-reference.c (static_execute): Don't mark variables in
2589 named sections TREE_READONLY.
2591 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2593 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
2596 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
2598 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
2599 V_MUST_DEF instead of just the first_use_p.
2600 Don't mark the virtual variables for renaming on the statement which
2602 (pass_dse): Remove TODO_update_ssa.
2604 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
2607 * stor-layout.c (compute_record_mode): For records with a single
2608 field, actually check the field's mode size against the type size.
2610 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
2611 registers for TARGET_SHMEDIA.
2612 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
2613 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
2614 of GENERAL_REGS and FP_REGS.
2616 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
2618 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
2620 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2622 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
2623 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
2624 are omitted. Exclude stack_tie insn too.
2626 2005-09-11 David Edelsohn <edelsohn@gnu.org>
2628 PR rtl-optimization/23098
2629 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
2631 * config/rs6000/rs6000.md (movdf splitter): Use
2632 const_double_operand predicate for TARGET_POWERPC64.
2633 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
2634 SYMBOL_REF method to ABI_V4.
2636 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
2637 replace_equiv_address.
2638 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
2639 rs6000_sr_alias_set and MEM_NOTRAP.
2640 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
2642 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
2644 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
2645 handle CALL_EXPR again.
2647 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
2649 * arm/predicates.md (alignable_memory_operand): Delete.
2651 2005-09-10 Richard Henderson <rth@redhat.com>
2654 * dbxout.c (dbxout_expand_expr): New.
2655 (dbxout_symbol): Use it.
2657 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
2659 * arm.c (arm_gen_rotated_half_load): Delete.
2660 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
2661 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
2662 (thumb_set_return_address): Likewise.
2663 (thumb_load_double_from_address): Use adjust_address.
2664 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
2665 (extendhsisi2_mem, movhi_bytes): Use change_address.
2666 (movhi): Use widen_memory_access.
2667 (reload_out_df): Use replace_equiv_address.
2668 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
2670 2005-09-09 Richard Henderson <rth@redhat.com>
2673 * dbxout.c: Include expr.h.
2674 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
2675 (dbxout_symbol): Handle DECL_VALUE_EXPR.
2676 * Makefile.in (dbxout.o): Add EXPR_H.
2678 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
2680 PR tree-optimization/23509
2681 * tree-cfg.c (replace_uses_by): Use replace_exp.
2682 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
2683 pointers have name_mem_tag or type_mem_tag set.
2685 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2687 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
2688 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
2689 of wrongly accessing operands.
2691 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2693 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
2694 * tree-chrec.c: Include tree-scalar-evolution.h.
2695 (chrec_convert): Instantiate the base and step before calling
2696 scev_probably_wraps_p that would fail on parametric evolutions.
2697 Collect all the fails into a single section failed_to_convert,
2698 print a diagnostic, and return chrec_dont_know instead of calling
2700 * tree-scalar-evolution.c (loop_closed_phi_def): New.
2701 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
2703 (scev_const_prop): Don't replace the definition of a loop closed ssa
2704 phi node by itself, or by another loop closed ssa phi node.
2705 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
2706 that base and step are defined.
2708 2005-09-09 Richard Guenther <rguenther@suse.de>
2711 * fold-const.c (fold_ternary): Check truth_value_p before
2712 calling invert_truthvalue.
2714 2005-09-09 Nick Clifton <nickc@redhat.com>
2716 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
2717 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
2718 dimension of these arrays.
2719 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
2721 * longlong.h: Only provide a prototype for the __clz_tab[] array
2722 if this header has not been included from libgcc2.h.
2723 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
2725 Provide prototypes for exported functions.
2726 Use the __clz_tab[] and __popcount_tab[] arrays provided by
2729 2005-09-08 Josh Conner <jconner@apple.com>
2733 * expr.c (expand_expr_addr_expr_1): Don't invoke
2734 expand_simple_binop for EXPAND_INITIALIZER.
2736 2005-09-08 Richard Henderson <rth@redhat.com>
2739 * toplev.c (wrapup_global_declaration_1): Split out ...
2740 (wrapup_global_declaration_2): ... from ...
2741 (wrapup_global_declarations): ... here. Return bool.
2742 (check_global_declaration_1): Split out ...
2743 (check_global_declarations): from here.
2744 (emit_debug_global_declarations): New.
2745 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
2746 check_global_declaration_1, emit_debug_global_declarations): Declare.
2747 * c-decl.c (c_write_global_declarations_1): Don't create a vector
2748 of decls. Call wrapup_global_declaration_1,
2749 wrapup_global_declaration_2, check_global_declaration_1 directly.
2750 (c_write_global_declarations_2): New.
2752 (c_write_global_declarations): Call c_write_global_declarations_2.
2753 * langhooks.c (write_global_declarations): Call
2754 emit_debug_global_declarations.
2756 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
2757 remove decls that have DECL_RTL_SET_P.
2758 * passes.c (rest_of_decl_compilation): Invoke
2759 cgraph_varpool_finalize_decl for all but functions.
2761 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2763 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
2764 the result of a conversion if the new min and max cannot be compared.
2766 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
2768 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
2769 (override_options): Setting s390_sr_alias_set removed.
2770 (save_fpr, save_gprs): Set alias set to vararg or frame.
2771 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
2772 s390_sr_alias_set with get_frame_alias_set ().
2773 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
2774 get_varargs_alias_set ().
2776 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2780 * c-parser.c (c_parser_objc_method_definition): If the next
2781 token is not "{", error out and don't start the function.
2783 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2785 * tree-vrp.c (extract_range_from_expr): Move the check for non
2786 nullness after the check for gimple invariant.
2788 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2790 * tree.c (host_integerp, tree_low_cst): Correct function comment.
2792 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2795 * config/m32r.md (movmemsi_internal): Canonicalize order of
2796 operands in PLUS component of template.
2798 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
2800 * reload1.c (fixup_eh_region_note): Remove assertion.
2801 (fixup_abnormal_edges): Reverted removal of call to
2802 find_many_sub_basic_blocks made on 2005-08-31.
2804 2005-09-07 Richard Henderson <rth@redhat.com>
2806 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
2807 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
2808 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
2809 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
2810 rearrange for better packing.
2811 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
2812 (lookup_cfa_1): Remove inline marker.
2813 (cfa_equal_p): Split out of ...
2814 (def_cfa_1): ... here. Use INVALID_REGNUM.
2815 (build_cfa_loc): Handle !cfa->indirect.
2816 (frame_pointer_cfa_offset): New.
2817 (dbx_reg_number): Assert register elimination performed; do
2818 leaf register remapping.
2819 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
2820 (eliminate_reg_to_offset): New.
2821 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
2822 for verifiably local stack frame addresses; re-base to CFA.
2823 (mem_loc_descriptor): Remove can_use_fbreg argument.
2824 (concat_loc_descriptor, loc_descriptor): Likewise.
2825 (containing_function_has_frame_base): Remove.
2826 (rtl_for_decl_location): Don't do register elimination or
2827 leaf register remapping here.
2828 (secname_for_decl): Split out from ..
2829 (add_location_or_const_value_attribute): ... here.
2830 (convert_cfa_to_loc_list): New.
2831 (compute_frame_pointer_to_cfa_displacement): New.
2832 (gen_subprogram_die): Use them.
2833 * tree.h (frame_base_decl): Remove.
2834 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
2835 (prologue_stack_adjust): Remove.
2836 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
2837 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
2838 (set_frame_base_location): Remove.
2839 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
2840 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
2841 (vt_add_function_parameters): Don't eliminate_regs.
2842 (vt_initialize): Don't create frame_base_decl.
2844 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2846 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
2847 version of GNU binutils for 4.x and later.
2849 2005-09-06 Mark Mitchell <mark@codesourcery.com>
2851 * ggc-page.c (ggc_push_context): Remove.
2852 (ggc_pop_context): Likewise.
2853 * ggc.h (ggc_push_context): Remove.
2854 (ggc_pop_context): Likewise.
2856 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2859 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
2860 returning from an interrupt handler.
2862 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2865 * config/arc/arc.c (output_shift): Add check for loop count when
2868 2005-09-06 Steven Bosscher <stevenb@suse.de>
2870 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
2872 (abs_replacement): Likewise.
2873 (pass_phiopt): Remove TODO_update_ssa.
2875 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2878 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
2879 if "return with no value, in function returning non-void" warning
2881 * tree-cfg.c (execute_warn_function_return): Don't look at
2882 RETURN_EXPRs with TREE_NO_WARNING set.
2885 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
2886 for internal functions doesn't use registers used by global registers
2887 variables. Use fewer register parameters if there are global register
2890 2005-09-06 Olivier Hainque <hainque@adacore.com>
2891 Eric Botcazou <ebotcazou@adacore.com>
2894 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
2895 when we would be extracting outside its bit span (bitpos+bitsize
2896 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
2897 Ada unchecked conversions.
2899 2005-09-06 Steven Bosscher <stevenb@suse.de>
2901 * tree-ssa-pre.c (try_look_through_load): New function.
2902 (compute_avail): Use it to try to look through loads for some
2903 more useful expressions.
2905 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2907 * simplify-rtx.c (simplify_binary_operation_1): Correct the
2908 condition for detecting cases like (a&a) and (a^a).
2910 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
2912 * common.opt: Add option ftree-vect-loop-version.
2913 * params.def: Add --param vect-max-version-checks.
2914 * doc/invoke.texi: Document ftree-vect-loop-version and
2915 --param vect-max-version-checks.
2916 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
2917 may_misalign_stmts and defines for accessors.
2918 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
2919 LOOP_VINFO_MAY_MISALIGN_STMTS.
2920 (destroy_loop_vec_info): VEC_free for
2921 LOOP_VINFO_MAY_MISALIGN_STMTS.
2922 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2923 Update documentation.
2924 (vect_update_misalignment_for_peel): New.
2925 (vect_enhance_data_refs_alignment): Update to choose loop
2926 peeling or loop versioning if appropriate for the (potentially)
2927 unaligned data references in the loop.
2928 (vect_analyze_data_refs_alignment): Remove call to
2929 vect_enhance_data_refs_alignment so the checks can be done
2931 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
2932 and move up call to vect_analyze_data_refs_alignment.
2933 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
2934 (vect_transform_loop): Add call to loop_version.
2936 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2938 PR rtl-optimization/23098
2939 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
2940 * simplify-rtx.c (constant_pool_reference_p): New function.
2941 * rtl.h (constant_pool_reference_p): New prototype.
2942 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
2943 constant_pool_reference_p in condition and
2944 avoid_constant_pool_reference in preparation statements.
2946 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
2948 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
2949 STRICT_LOW_PART SETs.
2951 2005-09-06 Alan Modra <amodra@bigpond.net.au>
2954 * except.c (sjlj_emit_function_enter): Find the function begin
2955 note even when it's not in first basic block.
2957 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
2959 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
2960 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
2961 * aclocal.m4: Regenerate.
2963 2005-09-05 DJ Delorie <dj@redhat.com>
2965 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
2968 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
2970 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
2971 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
2972 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
2973 Follow spelling conventions.
2974 * doc/invoke.texi: Follow spelling conventions.
2976 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2978 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
2979 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
2980 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
2982 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2985 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
2986 (output_stack_adjust): Use gen_tmp_stack_mem.
2987 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
2988 (sh_set_return_address, sh_allocate_initial_value): Likewise.
2989 (sh_get_pr_initial_val): Likewise.
2990 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
2991 (sh_initialize_trampoline): Likewise. Also use adjust_address.
2992 * sh.md (divsi_inv_m0): Use gen_const_mem.
2993 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
2994 (movdf_i4+1): Use gen_tmp_stack_mem.
2995 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
2996 (fpu_switch+2): Likewise.
2997 (movv4sf_i, movv16sf_i): Use adjust_address.
2998 (symGOT_load): Set MEM_NOTRAP_P bit.
3000 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3003 * pa.c (emit_move_sequence): Fix typo in last change.
3005 2005-09-03 Jakub Jelinek <jakub@redhat.com>
3007 PR rtl-optimization/23454
3008 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
3011 2005-09-03 Richard Henderson <rth@redhat.com>
3012 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3015 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
3018 2005-09-02 Nicolas Pitre <nico@cam.org>
3020 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
3021 to bit_count to 32 bits.
3023 2005-08-31 Mark Mitchell <mark@codesourcery.com>
3026 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
3027 generating synthetic loads from volatile lvalues.
3029 005-09-02 Nick Clifton <nickc@redhat.com>
3031 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
3032 __ctzhi2, __clzhi2): New functions.
3034 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
3037 * tree-nested.c (struct var_map_elt): Mark with GTY.
3038 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
3040 (lookup_field_for_decl): Allocate new element in GC memory.
3041 (lookup_tramp_for_decl): Likewise.
3042 (convert_nl_goto_reference): Likewise
3043 (create_nesting_tree): Allocate info in GC memory. Likewise for
3045 (free_nesting_tree): Free with ggc_free instead of free.
3046 (root): New static variable.
3047 (lower_nested_functions): Remove root as local variable. And zero out
3048 root at the end of the function.
3050 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
3052 PR rtl-optimization/20365
3053 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
3054 to short. New member ix.
3055 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
3056 (simplify_plus_minus): Initialize ix members before calling qsort.
3058 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
3060 PR tree-optimization/23626
3061 * tree-cfg.c (replace_uses_by): Clean up eh info.
3063 2005-09-01 DJ Delorie <dj@redhat.com>
3065 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
3068 2005-09-01 David Edelsohn <edelsohn@gnu.org>
3070 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
3071 (rs6000_split_multireg_move): Use replace_equiv_address instead of
3074 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
3076 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
3077 do not issue warning for a variable definition following
3080 2005-09-01 Richard Henderson <rth@redhat.com>
3083 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
3084 conversion to CONST_VECTOR.
3086 2005-09-01 Richard Henderson <rth@redhat.com>
3089 * reload1.c (reload_as_needed): Check !CALL_P before calling
3090 fixup_eh_region_note.
3091 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
3093 2005-09-01 DJ Delorie <dj@redhat.com>
3095 * varasm.c (output_constant): Let the target resolve
3096 conversions of addresses to non-default pointer sizes.
3098 2005-09-01 Nicolas Pitre <nico@cam.org>
3100 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
3101 to alow matching ARM pre-indexed addressing mode.
3102 (arm_override_options): Remove now irrelevant comment.
3104 2005-09-01 Phil Edwards <phil@codesourcery.com>
3106 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
3107 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
3108 * config/i386/vxworks.h: Likewise.
3109 * config/i386/t-vxworksae: New file, for VxWorks AE.
3110 * config/i386/vxworksae.h: Likewise.
3112 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
3114 PR tree-optimization/23410
3115 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
3116 sequence is not wrapping during the first step.
3118 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3121 * dwarf2out.c (base_type_die): Compare char_type_node with
3122 TYPE_MAIN_VARIANT (type), not type.
3124 2005-09-01 Richard Guenther <rguenther@suse.de>
3126 PR tree-optimization/15366
3127 * common.opt: Add -finline-functions-called-once.
3128 Put -fearly-inlining in alphabetically ordered place.
3129 * doc/invoke.texi: Document new option.
3130 * ipa-inline.c (cgraph_decide_inlining): Honour
3131 flag_inline_functions_called_once.
3133 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3135 PR rtl-optimization/23478
3136 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
3137 (alloc_qty): Initialize it.
3138 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
3139 (combine_regs): Combine also n_throwing_calls_crossed fields.
3140 (find_free_reg): Don't attempt to caller-save pseudos crossing
3141 calls that might throw.
3142 * global.c (struct allocno): Add throwing_calls_crossed field.
3143 (global_alloc): Revert 2005-08-22 change. Initialize
3144 throwing_calls_crossed.
3145 (find_reg): Don't attempt to caller-save pseudos crossing calls that
3148 2005-09-01 Alan Modra <amodra@bigpond.net.au>
3151 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
3152 (mask64_operand): Reinstate code prior to 2005-06-11 change.
3153 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
3154 (and64_2_operand): Tweak to use predicate.
3155 (and_operand): Adjust for mask_operand changes.
3156 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
3157 (print_operand): Likewise.
3158 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
3159 (mask64_1or2_operand): Delete.
3160 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
3161 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
3162 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
3163 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
3164 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
3165 (rotldi3_internal4): Likewise.
3166 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
3167 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
3168 (ashldi3_internal7): Likewise.
3169 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
3170 (ashldi3_internal, ashldi3_internal9 split): Likewise.
3171 (anddi3 split): Don't match mask64_operand.
3172 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
3173 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
3174 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
3175 't' splitter predicate.
3176 (movdi_internal64 + 2): Revert 2005-06-11 change.
3178 2005-08-31 DJ Delorie <dj@redhat.com>
3180 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
3181 (m32c_asm_integer): Add support for 32 bit pointers.
3183 2005-08-31 Richard Henderson <rth@redhat.com>
3185 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
3186 component-like references for setting MEM_NOTRAP_P.
3188 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
3189 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
3191 2005-08-31 Richard Henderson <rth@redhat.com>
3193 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
3194 into a pseudo before applying gen_lowpart.
3196 2005-08-31 Geoffrey Keating <geoffk@apple.com>
3198 * doc/install.texi (Specific): Update cctools version required
3199 for full functionality.
3200 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
3201 linkers as -macosx_version_min.
3203 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
3206 * sh.c (print_operand, %R and %S): Add handling of floating point
3207 registers, memory, constants and invalid operands.
3209 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
3211 * ipa-pure-const.c: Change dump name.
3213 2005-08-31 Uros Bizjak <uros@kss-loka.si>
3216 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
3217 to "reg_or_0_operand".
3218 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
3220 2005-08-31 Dale Johannesen <dalej@apple.com>
3222 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
3223 loops that count down.
3225 2005-08-31 Richard Henderson <rth@redhat.com>
3228 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
3229 (fixup_eh_region_note): New.
3230 (reload_as_needed): Call it.
3231 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
3232 don't call find_many_sub_basic_blocks; call verify_flow_info.
3233 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
3234 (keep_stack_depressed): Likewise.
3235 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
3237 2005-08-31 Richard Henderson <rth@redhat.com>
3239 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
3242 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
3244 * expr.c (expand_expr_real_1): Compare size of address
3245 mode to target's address mode size in deciding expansion of
3246 the constant address.
3248 2005-08-31 Richard Guenther <rguenther@suse.de>
3251 * expr.c (all_zeros_p): New function.
3252 (expand_expr_real_1): Handle the case of an all-zero
3253 non-addressable constructor separately.
3255 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
3257 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
3258 arguments, adjust all callers.
3259 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
3261 2005-08-30 Richard Henderson <rth@redhat.com>
3264 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
3265 whenever the mode sizes match.
3267 2005-08-31 Alan Modra <amodra@bigpond.net.au>
3269 * calls.c (load_register_parameters): Fix comment typo.
3270 * expr.c (emit_push_insn): Comment formatting.
3272 2005-08-30 Ian Lance Taylor <ian@airs.com>
3274 * config/i386/x-cygwin (host-cygwin): Change dependency from
3275 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
3277 2005-08-29 Geoffrey Keating <geoffk@apple.com>
3279 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
3282 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
3285 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
3286 call to ggc_collect.
3288 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
3291 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
3292 beginning. Remove $(INCLUDES) from all the rules, if following
3293 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
3295 2005-08-29 Jakub Jelinek <jakub@redhat.com>
3298 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
3299 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
3300 not constant, but maxlen is, don't set len to maxlen, rather
3301 set maxlen to len if len is a constant.
3303 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
3305 PR tree-optimization/23475
3306 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
3309 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
3311 Fix PR middle-end/22455
3313 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
3314 Checksum only the parts of the tree that exist for the tree code.
3316 2005-08-28 Dale Johannesen <dalej@apple.com>
3318 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
3320 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
3322 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
3324 2005-08-28 Richard Henderson <rth@redhat.com>
3326 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
3327 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
3330 2005-08-28 Jakub Jelinek <jakub@redhat.com>
3333 * builtins.c (get_memory_rtx): Don't strip nops
3334 in between COMPONENT_REFs.
3336 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
3339 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
3341 (gimplify_modify_expr): Check for zero sized types and gimplify the
3342 rhs and lhs as statements.
3344 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
3347 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
3348 state for return address column of signal frames.
3350 2005-08-27 David Edelsohn <edelsohn@gnu.org>
3353 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
3354 bytes >= 2 not bytes == 2.
3355 (expand_block_move): Same.
3357 2005-08-27 Richard Guenther <rguenther@suse.de>
3360 * config/i386/sse.md (sse2_movsd): Add missing closing
3363 2005-08-27 Paul Brook <paul@codesourcery.com>
3365 * genrecog.c (enum decision_type): Add DT_num_insns.
3366 (struct decision_test): Add u.num_insns.
3367 (add_to_sequence): Add DT_num_insns test.
3368 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
3369 (write_cond, debug_decision_2): Ditto.
3370 (change_state): Assume peep2_next_insn never fails.
3371 Remove "afterward" argument.
3372 (write afterward, write_tree): Update to match.
3373 * recog.c (peep2_current_count): New variable.
3374 (peep2_next_insn): Check it.
3375 (peephole2_optimize): Set peep2_current_count.
3376 * recog.h (peep2_current_count): Declare.
3378 2005-08-26 Josh Conner <jconner@apple.com>
3381 * ipa-pure-const.c (check_tree): Check for volatile-ness
3382 when considering a dereference.
3384 2005-08-27 Jakub Jelinek <jakub@redhat.com>
3386 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
3388 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3390 PR rtl-optimization/23561
3391 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
3392 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
3393 at most LEN bytes long memory fits into the field.
3394 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
3395 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
3396 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
3398 2005-08-26 Richard Henderson <rth@redhat.com>
3401 * loop.c (biased_biv_may_wrap_p): New.
3402 (maybe_eliminate_biv_1): Use it to suppress non-equality
3403 comparison transformations. Delete disabled code.
3405 2005-08-26 Ian Lance Taylor <ian@airs.com>
3407 * combine.c (make_extraction): Avoid reference outside object.
3409 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
3411 * stor-layout.c (finalize_type_size): Restore behaviour for
3412 non-aggregate types to the status quo ante of the patch for
3413 pr 23467. Document why it matters.
3415 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3418 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
3419 array by one element, initialize the BT_LAST element with NULL.
3421 2005-08-26 David Edelsohn <edelsohn@gnu.org>
3423 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
3424 optimizing for size.
3426 (compare_plus_eqsi): Same.
3427 (plus_eqsi_compare): Same.
3428 (neg_eq0<mode>): Same.
3429 (neg_eq<mode>): Same.
3431 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
3434 2005-08-26 Nick Clifton <nickc@redhat.com>
3436 * config/v850/v850.c (ep_memory_operand): Return FALSE if
3437 TARGET_EP is not defined.
3438 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
3439 TARGET_EP is enabled.
3440 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
3441 * config/v850/v850.md (save_all_interrupt): Only use the EP
3442 register if TARGET_EP is defined.
3443 (restore_all_interrupt): Likewise.
3444 * config/v850/lib1funcs.asm: Update functions so that the EP
3445 register is only used if __EP__ is defined.
3447 2005-08-26 David Ung <davidu@mips.com>
3449 * config/mips/mips.c (mips_expand_prologue): Handle case when
3450 generating for MIPS16 and the outgoing argument area is more than
3451 SMALL_OPERAND. Use the frame pointer as temporary to generate the
3454 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
3456 * config/crx/crx.md: Make doloop_end pattern usage controllable
3457 via mloop-nesting=<max-nesting> command line switch. Make sure
3458 the combiner cannot use doloop_end_<mode> in an illegal way.
3459 * config/crx/crx.c: Use regs up to r6 for argument passing.
3460 Refine crx_address_cost (non cst4 displacements are expensive).
3461 * config/crx/crx.opt: Add switch for mloop-nesting=.
3463 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
3465 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
3466 (UNSPEC_MVST): New constant.
3468 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
3470 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
3471 Reject operands containing eliminable registers.
3472 * testsuite/gcc.dg/20050825-1.c: New testcase.
3474 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3475 Jan Hubicka <jh@suse.cz>
3477 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
3479 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3481 PR tree-optimization/23546
3482 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
3485 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
3487 * params.def (PARAM_MIN_SPEC_PROB): New.
3488 * sched-rgn.c (MIN_PROBABILITY): Delete.
3489 (compute_trg_info): Convert to PARAM_VALUE.
3490 * doc/invoke.texi (param): Document min-spec-prob.
3492 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
3494 * config/darwin.h: define __PIC__
3495 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
3496 TARGET_OS_CPP_BUILTINS macro.
3498 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3500 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
3503 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3505 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
3507 * cfghooks.c (duplicate_block): Added position where to place
3508 new block as argument.
3509 * cfghooks.h (duplicate_block): Declaration changed.
3510 * cfglayout.c (copy_bbs): Add argument after. Pass it to
3512 * cfglayout.h (copy_bbs): Declaration changed.
3513 * cfgloop.h (loop_version): Declaration changed.
3514 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
3515 position to copy_bbs.
3516 (loop_version): Pass position to duplicate_loop_to_header_edge.
3517 Add place_after argument and position new blocks according to
3519 * modulo-sched.c (sms_schedule): Pass place_after argument
3521 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
3522 * tree-cfg.c (split_edge_bb_loc): New function.
3523 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
3524 to determine position of new blocks.
3525 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
3527 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
3528 argument to duplicate_block.
3529 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
3530 Pass position to copy_bbs.
3532 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3534 * fold-const.c (ptr_difference_const): Use
3535 cst_and_fits_in_hwi instead of host_integerp.
3537 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3539 * config/darwin.c (gen_pic_offset): New.
3540 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
3543 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
3545 PR tree-optimization/23486
3546 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
3548 2005-08-23 Phil Edwards <phil@codesourcery.com>
3550 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
3551 remove use_collect2.
3552 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
3554 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
3555 configuration files to override the default value.
3557 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
3558 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
3559 * config/vx-common.h: New file, split out from...
3560 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
3561 * config/vxworksae.h: New file, for VxWorks AE.
3562 * config/vxworks.opt: New file.
3563 * config/vxlib.c: Update for VxWorks 6.
3565 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
3566 other MULTILIB_* variables appropriately.
3567 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
3568 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
3569 * config/rs6000/vxworks.h: Update for VxWorks 6.
3570 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
3572 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
3575 * config/darwin.c (machopic_select_section): Remove the hack to
3576 mark "::operator new" and "::operator delete" for coalescing
3577 even though they are not weak.
3579 2005-08-24 Alan Modra <amodra@bigpond.net.au>
3581 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
3582 * configure: Regenerate.
3584 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3587 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
3589 * convert.c (convert_to_integer, convert_to_vector): Likewise.
3590 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
3593 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3595 * config/rs6000/predicates.md (equality_operator): New.
3596 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
3597 comparison with a large constant.
3599 2005-08-23 Mark Mitchell <mark@codesourcery.com>
3601 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
3603 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
3605 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
3606 registers is even, and we have a hardware double precision fp,
3608 (sh_gimplify_va_arg_expr): For floating point arguments, consider
3609 size of current argument when checking if argument was passed in
3612 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
3615 * stor-layout.c (finalize_type_size): Dont override
3616 existing alignment with a smaller alignment from the mode.
3618 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3620 * lambda-code.c (lambda_vector_lexico_pos): Moved...
3621 * lambda.h (lambda_vector_lexico_pos): ... here.
3622 * tree-data-ref.c (build_classic_dist_vector): Return false when
3623 the distance vector is lexicographically negative.
3625 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3627 PR tree-optimization/23511
3628 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
3629 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
3631 2005-08-23 Jakub Jelinek <jakub@redhat.com>
3633 PR tree-optimization/22043
3634 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
3635 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
3636 If ALLOW_FLEXARR, handle types ending with flexible array member.
3637 Pass false as second argument to recursive count_type_elements calls.
3638 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
3639 argument to count_type_elements call.
3640 * tree-sra.c (decide_block_copy): Likewise.
3641 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
3642 for a constant-sized object, set cleared as well. Pass true as
3643 second argument to count_type_elements call.
3645 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3648 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
3649 from legitimate_small_data_p, and make global. Update use.
3650 Remove forward declaration.
3651 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
3653 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
3655 2005-08-23 David Edelsohn <edelsohn@gnu.org>
3657 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
3658 of scratch intermediates.
3659 (eq<mode>_compare): Same.
3660 (neg_eq0<mode>): New.
3661 (neg_eq<mode>): Convert to define_insn_and_split.
3663 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3666 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
3667 stdarg functions, set/clear the fp marker even when no variable
3669 * config/rs6000/sysv4.opt (mprototype): Describe.
3671 2005-08-22 Jakub Jelinek <jakub@redhat.com>
3673 PR rtl-optimization/23478
3674 * regs.h (reg_info): Add throw_calls_crossed.
3675 (REG_N_THROWING_CALLS_CROSSED): Define.
3676 * flow.c (allocate_reg_life_data): Initialize
3677 REG_N_THROWING_CALLS_CROSSED.
3678 (propagate_one_insn, attempt_auto_inc): Update
3679 REG_N_THROWING_CALLS_CROSSED.
3680 * global.c (global_alloc): Don't allocate pseudos across
3681 calls that may throw.
3683 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
3686 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
3687 value is inbetween the range if we did not find an exact match.
3689 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
3691 * doc/invoke.texi (Option Summary): Add ms1 options.
3692 * doc/extend.texi: Document interrupt handler attribute for ms1.
3693 * doc/md.texi: Document ms1 constraints.
3694 * config.gcc: Add ms1-*-elf.
3695 * config/ms1/ms1.h: New.
3696 * config/ms1/ms1.c: New.
3697 * config/ms1/ms1.md: New.
3698 * config/ms1/ms1-protos.h: New.
3699 * config/ms1/ABI.txt: New.
3700 * config/ms1/crti.asm: New.
3701 * config/ms1/crtn.asm: New.
3702 * config/ms1/lib2extra-funcs.c: New.
3703 * config/ms1/t-ms1: New.
3704 * config/ms1/ms1.opt: New.
3706 2005-08-22 Ira Rosen <irar@il.ibm.com>
3708 * config/rs6000/altivec.md (xorv4sf3): New.
3709 (negv4sf2, neg<mode>2): Likewise.
3711 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
3714 * config/ia64/ia64.md (divsi3): Check divide by zero.
3715 (udivsi3): Likewise.
3717 (udivdi3): Likewise.
3719 2005-08-21 Jakub Jelinek <jakub@redhat.com>
3721 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
3722 up to elem_bitsize bits, not max_bitsize.
3724 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3726 PR tree-optimization/23433
3727 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
3728 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
3730 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3732 PR tree-optimization/23434
3733 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
3734 the iteration bound is not an INTEGER_CST.
3736 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
3738 * tree-vect-transform.c (get_initial_def_for_reduction): Set
3739 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
3740 NULL if need_epilog_adjust is false.
3741 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
3742 Case 3 always peels first itration, not just for PLUS case, and no need
3743 to use scalar_initial_def here. Create an epilog adjustment only if
3744 scalar_initial_def is not NULL.
3746 (vectorizable_reduction): Remove assert.
3748 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
3751 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
3752 (__moddi3): Likewise.
3753 (__udivdi3): Likewise.
3754 (__umoddi3): Likewise.
3755 (__divsi3): Likewise.
3756 (__modsi3): Likewise.
3757 (__udivsi3): Likewise.
3758 (__umodsi3): Likewise.
3760 2005-08-20 Jakub Jelinek <jakub@redhat.com>
3762 * tree-pass.h (TDF_GRAPH): Define.
3763 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
3764 * passes.c (finish_optimization_passes): Only call
3765 finish_graph_dump_file if TDF_GRAPH is set.
3766 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
3767 NULL. Set TDF_GRAPH bit.
3768 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
3770 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
3772 * arm.h (arm_stack_offsets): Add locals_base field.
3773 * arm.c (arm_get_frame_offsets): Compute it.
3774 (thumb_compute_initial_elimination offset): Make the Thumb frame
3775 pointer point to the base of the local variables.
3776 (thumb_expand_prologue): Update accordingly.
3777 (thumb_expand_epilogue): Likewise.
3779 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
3780 mode of clobbered scratch to DImode. Handle a case that's known to
3783 2005-08-19 David Edelsohn <edelsohn@gnu.org>
3785 * config/rs6000/rs6000.md (gt0<mode>): Delete.
3786 (gt0<mode>_compare): Delete.
3787 (neg_gt0<mode>): Delete.
3789 2005-08-19 Eric Christopher <echristo@apple.com>
3791 * optabs.h: Change CTI_ to COI_.
3794 2005-08-19 James E Wilson <wilson@specifix.com>
3796 * builtins.c (expand_builtin_return_addr): Set
3797 current_function_accesses_prior_frames when count != 0. Use
3798 frame_pointer_rtx when count == 0.
3799 * function.h (struct function): Add accesses_prior_frames field.
3800 (current_function_accesses_prior_frames): Define.
3801 * reload1.c (init_elim_table): Check
3802 current_function_accesses_prior_frames.
3803 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
3805 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3807 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
3808 indicator. Return true if the flowgraph changed during
3811 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3814 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
3815 conditional expression before testing its value.
3817 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3819 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
3821 2005-08-19 Devang Patel <dpatel@apple.com>
3823 PR tree-optimization/23048
3824 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
3825 third parameter. Check whether latch is dominated by exit
3827 (if_convertible_loop_p): Supply exit block itself to
3828 if_convertible_bb_p.
3830 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3833 * arm.md (arm_load_pic_register): Change argument to the mask of
3834 saved registers. Call thumb_find_work_register if we need a
3835 scratch register on Thumb.
3836 (arm_expand_prologue): Pass empty register set to
3837 arm_load_pic_register.
3838 (thumb_expand_prologue): Pass live_regs_mask directly to
3839 arm_load_pic_register.
3840 * arm-protos.h (arm_load_pic_register): Update prototype.
3842 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
3844 * sh.c (find_sole_member): New function.
3845 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
3846 if the record's alignment is larger than the size of its only member.
3848 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3851 * arm.c (thumb_legitimize_reload_address): New function.
3852 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
3853 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
3855 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
3857 * config/crx/crx.c: Implement crx_decompose_address. Reject
3858 symbolic displacements since CRX register relative adressing
3859 mode can't handle unsigned 32-bit values as displacements.
3860 * config/crx/crx.h: Simplify definitions, remove redundant
3861 parenthesis and obsolete macros.
3862 * config/crx/crx.opt: Add new switch for debugging addresses.
3863 * config/crx/crx-protos.h: Add new declarations for above.
3865 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
3868 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
3871 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3873 * collect2.c (dup2): Delete.
3874 * configure.ac: Don't check for dup2.
3876 * config.in, configure: Regenerate.
3878 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
3880 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
3881 record with the type of its only member.
3883 2005-08-18 David Edelsohn <edelsohn@gnu.org>
3885 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
3886 define_insn_and_split.
3887 (plus_ltu<mode>_compare): Same.
3888 (gtu<mode>_compare): Same.
3889 (plus_gtu<mode>_compare): Same.
3891 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
3893 PR tree-optimization/22228
3894 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
3896 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
3897 are recorded in vect_vnames_to_rename for renaming.
3898 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
3899 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
3900 in vect_vnames_to_rename.
3901 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
3902 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
3904 2005-08-18 Jan Hubicka <jh@suse.cz>
3907 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
3908 info only for local statics, not for member variables.
3910 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3912 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
3914 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3916 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
3918 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
3921 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
3923 2005-08-17 James E Wilson <wilson@specifix.com>
3925 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3928 2005-08-17 David Edelsohn <edelsohn@gnu.org>
3930 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
3931 (leu<mode>_compare): Same.
3932 (plus_leu<mode>): Same.
3933 (neg_leu<mode>): Same.
3934 (and_neg_leu<mode): Same.
3935 (ltu<mode>_compare): Same.
3936 (plus_ltu<mode>): Same.
3938 (geu<mode>_compare): Same.
3939 (plus_geu<mode>): Same.
3940 (neg_geu<mode>): Same.
3941 (and_neg_geu<mode>): Same.
3942 (plus_gt<mode>): Same.
3943 (gtu<mode>_compare): Same.
3944 (plus_gtu<mode>): Same.
3946 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
3948 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
3949 Move call_table_data to end. Delete spurious .text.
3950 (callt_save_all_interrupt): Fix comment typo.
3952 2005-08-17 James E Wilson <wilson@specifix.com>
3953 Kevin Winchester <winchester@amirix.com>
3956 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
3958 2005-08-17 Uros Bizjak <uros@kss-loka.si>
3961 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
3962 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
3964 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
3966 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
3967 record with the type of its only member if the modes don't match.
3969 * varasm.c (decode_reg_name): Skip empty additional register names.
3971 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
3973 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
3974 lsm_tmp_name_length): New.
3975 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
3976 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
3978 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3979 Andreas Krebbel <krebbel1@de.ibm.com>
3981 * config.gcc: Added z9-109 switch.
3982 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
3983 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
3984 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
3985 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3986 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
3987 for "z9_109" cpu attribute.
3988 * config/s390/s390.c (z9_109_cost): New processor cost structure.
3989 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
3990 (s390_handle_arch_option): Added z9-109 switch.
3991 (override_options): Set respective cost function for z9-109.
3992 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
3993 (legitimate_reload_constant_p): Accept extended immediates.
3994 (print_operand): Three new output modifiers added: k, m and o.
3995 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
3996 (s390_output_mi_thunk): Use extended immediate when possible.
3997 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
3998 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
3999 (CONSTRAINT_LEN): Added length of O constraint.
4000 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
4001 * config/s390/s390.md ("cpu"): New value z9_109 added.
4002 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
4003 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
4004 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
4005 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
4006 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
4007 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
4008 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
4009 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
4010 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
4011 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
4012 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
4013 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
4014 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
4015 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
4016 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
4018 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
4019 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
4020 insns for TARGET_EXTIMM.
4022 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
4024 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
4026 2005-08-17 Nick Clifton <nickc@redhat.com>
4028 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
4029 Call default_encode_section_info.
4031 2005-08-17 Steven Bosscher <stevenb@suse.de>
4033 PR tree-optimization/21574
4034 * tree-ssa-ccp.c (likely_value): If the right hand side is a
4035 constant, return CONSTANT.
4036 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
4037 (ccp_fold, visit_assignment): Likewise.
4038 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
4040 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4042 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
4043 fold_buildN instead of buildN then fold_initializer or fold.
4044 (build_unary_op): Likewise.
4045 (build_binary_op): Likewise.
4046 * fold-const.c (fold_initializer): Remove.
4047 (fold_build1_initializer): New function.
4048 (fold_build2_initializer): New function.
4049 (fold_build3_initializer): New function.
4050 * tree.h (fold_initializer): Remove.
4051 (fold_build1_initializer): New function.
4052 (fold_build2_initializer): New function.
4053 (fold_build3_initializer): New function.
4055 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4057 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
4058 (try_move_mult_to_index): Call fold_build2 instead of build2.
4059 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
4060 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
4061 fold_binary_to_constant.
4062 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
4064 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
4065 check if A == gcd (A, B). Remove TYPE argument.
4066 (analyze_offset) Use fold_build2 instead of fold (build.
4067 (create_data_ref): Likewise.
4068 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
4069 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
4072 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
4074 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
4075 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
4077 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
4080 * gimplify.c (zero_sized_type): New function.
4081 (gimplify_modify_expr_rhs): If we have a zero sized type,
4082 replace the statement with an empty statement.
4084 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
4086 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
4089 2005-08-16 Ian Lance Taylor <ian@airs.com>
4091 * doc/tm.texi (Label Output): Correct typo.
4093 2005-08-16 Steven Bosscher <stevenb@suse.de>
4096 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
4097 force_operand will work later on using have_insn_for.
4099 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4101 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
4103 2005-08-16 Ian Lance Taylor <ian@airs.com>
4106 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
4107 vector type, don't try to construct it element by element. Add an
4108 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
4110 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4112 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
4114 2005-08-16 Geoffrey Keating <geoffk@apple.com>
4116 * doc/invoke.texi (Precompiled Headers): Document some more options
4117 which are known to be safe.
4119 2005-08-16 James E Wilson <wilson@specifix.com>
4121 PR tree-optimization/21105
4122 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
4123 TREE_OVERFLOW check.
4125 2005-08-16 David Edelsohn <edelsohn@gnu.org>
4127 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
4128 (neg_ltu<mode>): Same.
4130 (neg_gtu<mode>): Same.
4132 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4134 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
4135 (fold_builtin_isdigit): Use fold_buildN.
4136 (build_function_call_expr): Likewise.
4137 * c-typeck.c (c_finish_loop): Likewise.
4139 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
4140 Richard Shann <rshann@superh.com>
4142 PR middle-end/20396:
4143 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
4145 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
4147 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
4149 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
4152 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
4153 arm_compure_save_reg0_reg12_mask to determine when the PIC register
4156 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4159 * fold-const.c (build_range_check): Disable optimization for function
4160 pointer expressions on targets that require function pointer
4163 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
4165 * simplify-rtx.c (simplify_const_relational_operation): When
4166 extracting arguments of a COMPARE, recompute the mode as well.
4168 2005-08-15 Ian Lance Taylor <ian@airs.com>
4170 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
4172 2005-08-15 DJ Delorie <dj@redhat.com>
4174 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
4176 (movsi_splittable): Allow, but split, moves to the stack.
4177 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
4180 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4182 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
4183 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
4184 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
4186 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
4187 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
4188 Delete HOST_PTR_PRINTF.
4190 * configure, config.in: Regenerate.
4192 2005-08-15 David Edelsohn <edelsohn@gnu.org>
4194 * config/rs6000/rs6000.md (QHSI): New mode macro.
4195 (wd): Extend mode attr for QImode and HImode
4196 (dbits): New mode attr.
4197 (zero_extend<mode>di2): Convert to mode macro.
4199 2005-08-15 Steve Ellcey <sje@cup.hp.com>
4202 * doc/invoke.texi (-mgnu-ld): Update description.
4205 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4208 * Makefile.in (tree-chrec.o): Depends on real.h.
4209 * tree-chrec.c: Include real.h.
4210 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
4211 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
4212 * tree-scalar-evolution.c (add_to_evolution_1,
4213 interpret_rhs_modify_expr): Ditto.
4215 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4218 * tree-data-ref.c (estimate_niter_from_size_of_data): When
4219 step is negative compute the estimation from init downwards to zero.
4221 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
4223 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
4225 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4227 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
4229 (legitimate_reload_constant_p): Fix handling of lliXX operands.
4230 Accept double-word constants that can be split.
4231 * config/s390/s390.md ("movti"): Use 'P' constraint.
4232 ("*movdi_31", "*movdf_31"): Likewise.
4234 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
4236 Fix PR tree-optimization/22615
4238 * tree-ssa-structalias.c (solution_set_add): Handle
4239 first_vi_for_offset returning NULL.
4240 (do_da_constraint): Ditto.
4241 (do_sd_constraint): Ditto.
4242 (do_ds_constraint): Ditto
4243 (find_func_aliases): Ditto.
4244 (build_constraint_graph): RHS is allowed be ANYTHING.
4245 (first_vi_for_offset): Return NULL if we couldn't find anything at
4248 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4250 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
4251 over memory as first operand.
4253 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
4256 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
4257 available for setting it.
4259 2005-08-14 Ira Rosen <irar@il.ibm.com>
4261 PR tree-optimization/23320
4262 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
4263 data-refs' types instead of base object nullness. Add check for
4264 pointer type data-refs before first location comparison. Remove
4267 2005-08-14 Andreas Schwab <schwab@suse.de>
4269 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
4271 2005-08-13 James E Wilson <wilson@specifix.com>
4273 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
4274 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
4275 -fstack-protector-all, --param ssp-buffer-size): Document.
4276 (-Wvariadic-macros): Alphabetize.
4277 (-fsched-stalled-insns-dep): Add missing 'f'.
4279 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
4282 2005-08-13 David Edelsohn <edelsohn@gnu.org>
4284 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
4285 or indirect address operand.
4286 (EXTRA_ADDRESS_CONSTRAINT): New.
4287 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
4289 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
4291 PR tree-optimization/22236
4292 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
4293 successors and predecessors.
4294 * tree-chrec.c (chrec_convert): Before converting, check that
4295 sequences don't wrap.
4296 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
4297 (analyze_array): Extern.
4298 (find_data_references_in_loop): Remove call to
4299 compute_estimated_nb_iterations.
4300 * tree-data-ref.h (analyze_array): Declared.
4301 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
4302 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
4303 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
4304 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
4306 * tree-ssa-loop-ivcanon.c: Fix documentation.
4307 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
4308 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
4309 (infer_loop_bounds_from_undefined): New.
4310 (estimate_numbers_of_iterations_loop): Use
4311 infer_loop_bounds_from_undefined.
4312 (used_in_pointer_arithmetic_p): New.
4313 (scev_probably_wraps_p): Pass an extra parameter. Call
4314 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
4315 (convert_step): Fix documentation.
4316 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
4317 Use initial_condition_in_loop_num and evolution_part_in_loop_num
4318 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
4319 scev_probably_wraps_p.
4321 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
4323 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
4324 (s390_register_info): Ignore clobbered_regs information for fixed
4325 registers, and only fixed registers.
4326 (s390_init_frame_layout): Remove redundant call.
4328 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
4330 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
4331 description of -Wold-style-casts.
4333 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4334 Jakub Jelinek <jakub@redhat.com>
4336 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4337 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
4338 * config/s390/s390.c (print_operand): New output modifier 'G' added.
4339 (get_thread_pointer): Renamed to s390_get_thread_pointer.
4340 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
4341 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
4342 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
4343 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4344 ("stack_protect_set", "stack_protect_test"): New expanders.
4345 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
4346 "stack_protect_testdi"): New insn definitions.
4348 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4350 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
4352 2005-08-12 Paul Brook <paul@codesourcery.com>
4354 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
4356 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4358 * config/s390/predicates.md (setmem_operand): New predicate.
4359 (shift_count_operand): Accept ANDs with special constants as
4361 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
4362 with special constants.
4363 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
4364 shift_count_operand with setmem_operand.
4366 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4368 * config/s390/s390.c (s390_extract_part, s390_single_part):
4370 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
4371 (s390_output_mi_thunk): Don't use lg on 31 bit.
4372 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
4373 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
4375 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4377 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
4378 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
4379 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
4380 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
4381 with one of the new macros.
4383 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4385 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
4386 Don't set save_return_addr_p.
4387 (s390_register_info): Make clobbered_regs not depending on
4390 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4392 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
4393 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
4395 2005-08-11 James E. Wilson <wilson@specifix.com>
4397 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
4399 2005-08-11 Jakub Jelinek <jakub@redhat.com>
4401 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
4402 locations gathered by var-tracking in single entry loc_list
4403 over loc_descriptor_from_tree.
4405 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
4406 pass it down to loc_descriptor.
4407 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
4408 (containing_function_has_frame_base): Move earlier in the file.
4409 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
4410 instead of always assuming fbreg can't be used.
4412 2005-08-11 David Edelsohn <edelsohn@gnu.org>
4414 * config/rs6000/altivec.md: Change constraint "m" to "Z".
4415 * config/rs6000/predicates.md (indexed_or_indirect_operand):
4416 Accept address wrapped in AND for Altivec.
4417 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4418 Strip AND wrapping offset address for Altivec.
4420 2005-08-11 Richard Henderson <rth@redhat.com>
4423 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
4424 before using TYPE_IS_SIZETYPE.
4426 2005-08-11 Richard Henderson <rth@redhat.com>
4429 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
4430 insn types not present on ev4.
4431 (alphaev5_insn_pipe): Similarly.
4433 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
4436 * arm.c (arm_override_options): If the user has selected callee-super-
4437 interworking, then enable normal interworking.
4439 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4441 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
4444 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
4446 * doc/rtl.texi: Fix two typos.
4448 2005-08-11 Richard Guenther <rguenther@suse.de>
4451 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
4452 cases where we call to/from functions returning void.
4454 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
4457 * tree.c (build_pointer_type_for_mode): Robustify.
4459 2005-08-10 James E Wilson <wilson@specifix.com>
4461 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
4462 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
4464 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
4467 2005-08-10 Eric Christopher <echristo@apple.com>
4469 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
4470 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
4473 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
4476 * config/darwin.c (machopic_indirect_data_reference): Use a new register
4477 for the high part when generating dynamic-no-pic code.
4479 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
4481 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
4482 (x86_64-*-linux*): Likewise.
4484 * config/i386/crtfastmath.c: New file.
4485 * config/i386/t-crtfm: Likewise.
4487 * config/i386/linux.h (ENDFILE_SPEC): New.
4488 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
4490 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
4493 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
4495 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
4496 (vec_shl, vec_shr): Document new operations.
4497 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
4499 2005-08-10 David Edelsohn <edelsohn@gnu.org>
4501 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
4502 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
4503 change predicate to indexed_or_indirect_address.
4505 2005-08-10 Richard Sandiford <richard@codesourcery.com>
4507 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
4508 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
4509 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
4510 and __aeabi_uwrite8.
4511 * config/arm/unaligned-funcs.c: New file.
4512 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
4514 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
4516 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
4518 * cfglayout.c (pass_insn_locators_initialize): Add dump.
4519 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
4521 * except.c (pass_convert_to_eh_region_ranges): Add dump.
4522 * final.c (pass_shorten_branches): Add dump.
4523 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
4524 (pass_life): Rename dump.
4525 (rest_of_handle_flow2): Remove initial verify_flow_info.
4526 * function.c (pass_instantiate_virtual_regs): Add dump.
4527 * integrate.c (pass_initial_value_sets): Add dump.
4528 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
4529 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
4530 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
4531 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
4532 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
4533 gate_rtl_unrool_and_peel_loops): New.
4534 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
4535 rtl_doloop): Do not look at flags.
4536 * mode-switching.c (pass_mode_switching): Add dump.
4537 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
4538 pass_split_before_regstack): Add dump.
4539 * regmove.c (pass_stack_adjustments): Add dump.
4540 * tree-optimize.c (pass_fixup_cfg): Add dump.
4542 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4545 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
4546 deciding which instruction sequence to use.
4548 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
4550 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
4551 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
4553 2005-08-09 Richard Guenther <rguenther@suse.de>
4555 * c-common.c (builtin_function_2): Remove.
4556 (def_builtin_1): New function.
4557 (c_common_nodes_and_builtins): Use def_builtin_1 to
4558 build builtin functions.
4560 2005-08-09 Jie Zhang <jie.zhang@analog.com>
4562 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
4563 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
4564 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
4567 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4569 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
4570 fold_binary instead of fold_build2 since we don't care about the
4572 (loop_niter_by_eval): Likewise.
4573 (compare_trees): Likewise.
4574 (proved_non_wrapping_p): Likewise.
4576 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4580 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
4581 if the if is really empty.
4583 2005-08-09 Steven Bosscher <stevenb@suse.de>
4585 PR tree-optimization/23234
4586 * tree-ssa-math-opts.c (place_reciprocal): New enum.
4587 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
4588 argument of the new enum.
4589 (execute_cse_reciprocals): Add reciprocals for function arguments
4590 on the unique successor edge of the entry block. Update other calls
4591 to execute_cse_reciprocals_1.
4593 2005-08-08 Richard Henderson <rth@redhat.com>
4596 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
4598 2005-08-08 Bob Wilson <bob.wilson@acm.org>
4600 * expr.c (write_complex_part): Return after handling MEM.
4602 2005-08-08 Josh Conner <jconner@apple.com>
4604 PR rtl-optimization/23241
4605 * combine.c (simplify_comparison): Fix error in determining
4606 whether to lift a subreg from comparison.
4608 2005-08-08 David Edelsohn <edelsohn@gnu.org>
4611 * config/rs6000/altivec.md (vec_init<mode>): New.
4612 (vec_set<mode>): New.
4613 (vec_extract<mode>): New.
4614 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
4615 (rs6000_expand_vector_set): New.
4616 (rs6000_expand_vector_extract): New.
4617 (rs6000_legitimate_offset_address_p): Offset addresses are valid
4618 for Altivec modes before reload.
4619 (altivec_expand_vec_init_builtin): New.
4620 (get_element_number): New.
4621 (altivec_expand_vec_set_builtin): New.
4622 (altivec_expand_vec_ext_builtin): New.
4623 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
4625 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
4627 * config/rs6000/rs6000.h (rs6000_builtins): Add
4628 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
4629 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
4630 * config/rs6000/rs6000-protos.h: Declare new functions.
4632 2005-08-08 Jan Hubicka <jh@suse.cz>
4634 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
4635 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
4636 * i386.md (movdi*): Use pic_32bit_operand.
4637 * predicates.md (pic_32bit_operand): New.
4639 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
4642 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
4644 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
4646 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
4647 (test_for_singularity): Use fold_build2.
4649 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4651 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
4653 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
4655 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
4656 (COMMON_ASM_OP) Define.
4657 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
4658 (ix86_encode_section_info): Likewise.
4659 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
4660 SUBTARGET_ENCODE_SECTION_INFO.
4662 2005-08-06 Richard Henderson <rth@redhat.com>
4665 * tree-nested.c (convert_local_reference): Save and restore val_only
4666 around component_ref and friends. Clear walk_subtrees by default.
4668 2005-08-06 Peter O'Gorman <peter@pogma.com>
4671 * gcc.c (process_command): Check the argument to -b has a dash.
4672 * doc/invoke.texi: Update -b and -V docs.
4674 2005-08-06 James E Wilson <wilson@specifix.com>
4676 * config/mips/cross64.h, config/mips/t-cross64: Delete.
4678 2005-08-06 Michael Matz <matz@suse.de>
4680 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
4681 member only if only one insn is associated with the value.
4683 2005-08-06 Nick Clifton <nickc@redhat.com>
4685 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
4687 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
4688 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
4689 Check symbol flags instead of symbol name mangling.
4690 (xstormy16_asm_output_aligned_common): Likewise. Also
4691 simplify code since the bss100_section cass is the only case
4692 where the below100 code will be triggered.
4693 (xstormy16_encode_section_info): Encode below100 attribute
4694 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
4696 (xstormy16_strip_name_encoding): Delete - this function is no
4698 (TARGET_STRIP_NAME_ENCODING): Undefine.
4699 * config/stormy16/stormy16-protos.h: Delete prototype for
4700 xstormy16_strip_name_encoding.
4702 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
4704 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
4705 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
4706 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
4707 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
4708 config/alpha/predicates.md, config/arc/arc.h,
4709 config/arm/arm.h, config/arm/ieee754-df.S,
4710 config/arm/ieee754-sf.S, config/bfin/bfin.c,
4711 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
4712 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
4713 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
4714 config/m68hc11/m68hc11.h, config/mips/mips.c,
4715 config/mips/mips.h, config/mips/openbsd.h,
4716 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
4717 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
4718 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4719 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
4720 config/sparc/linux.h, config/sparc/linux64.h,
4721 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
4722 doc/extend.texi, doc/gcov.texi, doc/install.texi,
4723 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
4724 typos. Follow spelling conventions.
4726 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
4729 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
4730 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
4731 specially. Check for side effects only for COND_EXPR.
4732 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
4733 return with TREE_NO_WARNING.
4735 2005-08-06 Richard Sandiford <richard@codesourcery.com>
4737 PR rtl-optimization/23233
4738 * loop.c (combine_movables): Require the modes to be the same.
4739 (move_movables): Remove handling of cases where the replacement
4740 had a different mode to the original.
4742 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
4744 PR tree-optimization/23128
4745 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
4746 subtraction wrap, and set TREE_OVERFLOW if they do.
4748 2005-08-05 Richard Henderson <rth@redhat.com>
4751 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
4752 FORCED_LABEL labels.
4754 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
4757 * reload.c (find_reloads_subreg_address): Pass down TYPE
4758 unchanged. Change all callers except find_reloads_toplev.
4760 2005-08-05 Michael Matz <matz@suse.de>
4762 * genattrtab.c (current_alternative_string): Remove.
4763 (SIMPLIFY_ALTERNATIVE): Ditto.
4764 (attr_alt_bit_p): Ditto.
4765 (alternative_name): Make const char *.
4766 (evaluate_eq_attr): Remove use of above things.
4767 (simplify_test_exp): Ditto.
4768 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
4769 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
4771 2005-08-04 James E Wilson <wilson@specifix.com>
4773 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
4774 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
4775 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
4776 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
4777 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
4779 2005-08-04 Richard Henderson <rth@redhat.com>
4782 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
4783 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
4784 * tree-sra.c (decide_block_copy): Use it. Disable element copy
4785 if we'd have to instantiate too many members.
4787 2005-08-04 Richard Henderson <rth@redhat.com>
4790 * tree-outof-ssa.c (coalesce_asm_operands): New.
4791 (coalesce_ssa_name): Use it. Split out ...
4792 (coalesce_phi_operands, coalesce_result_decls): ... these.
4794 2005-08-04 Paul Brook <paul@codesourcery.com>
4796 * read-rtl.c (read_quoted_string): Break if EOF.
4798 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
4800 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
4801 (fold_build2): Likewise.
4802 (fold_build3): Likewise.
4803 (fold_build1_stat): New function prototype.
4804 (fold_build2_stat): Likewise.
4805 (fold_build3_stat): Likewise.
4806 * fold-const.c (fold_build1): Rename to ..
4807 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4808 through to build1_stat.
4809 (fold_build2): Rename to ..
4810 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4811 through to build2_stat.
4812 (fold_build3): Rename to ..
4813 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4814 through to build3_stat.
4816 2005-08-04 David Edelsohn <edelsohn@gnu.org>
4817 Ian Lance Taylor <ian@airs.com>
4819 * function.c (assign_stack_local_1): Do not correct stack slot
4820 address if allocation size is smaller than mode size.
4822 2005-08-04 Diego Novillo <dnovillo@redhat.com>
4825 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
4826 (tree_merge_blocks): Propagate anything allowed by
4828 Clarify documentation.
4829 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
4830 SSA form, schedule an update if necessary.
4832 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
4834 * doc/install.texi (Binaries): Remove broken link to
4835 Sinix/Reliant Unix binaries.
4837 2005-08-03 Richard Henderson <rth@redhat.com>
4840 * function.c (stack_protect_epilogue): Export.
4841 * tree.h (stack_protect_epilogue): Declare.
4842 * calls.c (expand_call): Call it.
4844 2005-08-03 Eric Christopher <echristo@apple.com>
4846 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
4847 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
4850 2005-08-04 Jan Hubicka <jh@suse.cz>
4852 * profile.c (branch_prob): Split edges with goto locus on them
4853 to get proper line counts.
4854 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
4856 2005-08-03 Paul Brook <paul@codesourcery.com>
4858 * function.c (assign_parms): Round current_function_args_size
4859 to PARM_BOUNDARY, not STACK_BOUNDARY.
4861 2005-08-03 Geoffrey Keating <geoffk@apple.com>
4863 * config/i386/i386.c (x86_elf_aligned_common)
4864 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
4866 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
4868 PR tree-optimization/23157
4869 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
4870 before emitting them.
4872 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4874 PR tree-optimization/19899
4875 * Makefile.in (tree-scalar-evolution.o): Add real.h.
4876 * tree-scalar-evolution.c: Include real.h.
4877 (add_to_evolution): Build constant -1 of correct type.
4879 2005-08-03 Jan Hubicka <jh@suse.cz>
4881 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
4882 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
4883 profile updating for complette unrolling.
4884 * loop-unroll.c (peel_loop_completely): Use it.
4885 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
4886 (tree_unroll_loops_completely): Disable code growing unrolling of cold
4889 2005-08-03 Paul Brook <paul@codesourcery.com>
4891 * combine.c (can_change_dest_mode): New function.
4892 (try_combine, simplify_set): Use it.
4894 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
4896 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
4899 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
4901 * doc/install.texi (Specific): Adjust link to openavr.org.
4902 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
4903 (Binaries): Adjust HP-UX Porting Center link.
4904 (Binaries): Adjust Free Software Foundation ordering link.
4906 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
4908 * convert.c (convert_to_integer): Use fold_build1 instead of
4909 build1 when converting an integer to an integer.
4911 2005-08-02 Richard Henderson <rth@redhat.com>
4913 * combine.c (combine_instructions): Don't use reg_equal/equiv
4914 results if the mode doesn't match.
4916 2005-08-02 Mark Mitchell <mark@codesourcery.com>
4918 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
4919 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
4921 2005-08-02 Richard Henderson <rth@redhat.com>
4924 * explow.c (memory_address): Remove special-case for
4925 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
4927 2005-08-02 Diego Novillo <dnovillo@redhat.com>
4930 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
4931 number of calls to cleanup_tree_cfg_1.
4933 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
4935 * doc/invoke.texi: document file extensions .F90 and .F95
4937 2005-08-02 Richard Guenther <rguenther@suse.de>
4939 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
4940 positive if its first argument is positive.
4942 2005-08-02 Richard Guenther <rguenther@suse.de>
4944 PR tree-optimization/23177
4945 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
4948 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
4950 PR tree-optimization/23129
4951 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
4952 varying for divisions with anti-ranges.
4954 2005-08-02 Jan Hubicka <jh@suse.cz>
4956 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
4957 * tree-ssa-threadupdate.c (thread_block): Add it here.
4959 2005-08-01 James E Wilson <wilson@specifix.com>
4961 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
4962 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
4963 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
4965 * config/mips/predicates.md (const_call_insn_operand): Add check for
4966 SYMBOL_REF_LONG_CALL_P.
4967 * doc/extend.texi (long_call): Document the new attribute.
4969 2005-08-01 Ian Lance Taylor <ian@airs.com>
4970 Richard Henderson <rth@redhat.com>
4972 * Makefile.in (RTL_BASE_H): Add real.h.
4973 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
4975 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
4977 * rtl.c (rtl_check_failed_code_mode): New.
4978 * rtl.h (struct rtx_def): Add u.rv.
4979 (XCMWINT, XCNMPRV): New.
4980 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
4981 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
4983 2005-08-01 Richard Henderson <rth@redhat.com>
4985 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
4986 with auto-inc codes.
4988 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
4990 2005-08-01 Jan Hubicka <jh@suse.cz>
4992 * i386-protos.h (asm_preferred_eh_data_format): Declare.
4993 * i386.c: Include dwarf2.h
4994 (asm_preferred_eh_data_format): New.
4995 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
4997 2005-08-01 Ian Lance Taylor <ian@airs.com>
4999 * config/host-linux.c (linux_gt_pch_get_address): Add new name
5000 randomize_va_space for virtual address randomization control.
5002 2005-08-01 Steven Bosscher <stevenb@suse.de>
5004 * common.opt (flag_ipa_cp): Put in right place to maintain
5007 2005-08-01 Jan Hubicka <jh@suse.cz>
5009 * profile.c (compute_value_histograms): Fix thinko.
5010 * value-prof.c: Include toplev.h
5011 (check_counter): New function.
5012 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5013 tree_mod_subtract_transform): Add sanity check.
5015 2005-08-01 Richard Guenther <rguenther@suse.de>
5017 PR tree-optimization/23133
5018 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
5019 current functions parameter decls to find defs to cse
5022 2005-08-01 Richard Guenther <rguenther@suse.de>
5024 PR tree-optimization/23109
5025 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
5026 If trapping math is in effect, use post-dominator information
5027 to check if we'd in any case reach a trapping point before
5028 doing the reciprocal insertion.
5029 (execute_cse_reciprocals): Compute post-dominators, if necessary.
5030 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
5031 expressions are invariant only if trapping math is not in effect.
5033 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5035 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
5036 cgraph_function_versioning): New declarations.
5037 * cgraphunit.c: Add include to ipa-prop.h.
5038 (update_call_expr, cgraph_copy_node_for_versioning,
5039 cgraph_function_versioning): New functions.
5040 * integrate.c (copy_decl_for_inlining): Remove.
5041 * ipa-prop.h (ipa_replace_map): New struct.
5042 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
5043 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
5044 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
5045 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
5046 ipcp_iterate_stage, ipcp_method_scale_print,
5047 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
5048 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
5049 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
5050 ipcp_update_bb_counts, ipcp_update_profiling,
5051 ipcp_update_edges_counts): New functions.
5052 (ipcp_method_cval_init): Remove restriction regarding local methods.
5053 (ipcp_init_stage): Add ipcp_method_compute_scale.
5054 (ipcp_insert_stage): Add versioning.
5055 (ipcp_structures_print): Add ipcp_method_scale_print.
5056 (ipcp_driver): Dump profiling info.
5057 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
5058 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
5059 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
5060 (struct inline_data): Add versioning_p, ipa_info, new fields.
5061 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
5062 declare_return_variable): Replace calls to copy_decl_for_inlining with
5064 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
5066 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
5067 Add argument VERSIONING.
5068 (copy_arguments_for_versioning, copy_static_chain,
5069 function_versionable_p, tree_versionable_function_p,
5070 tree_function_versioning, replace_ref_tree): New functions.
5071 * tree-inline.h: Include varray.h.
5072 (tree_versionable_function_p, tree_function_versioning,
5073 tree copy_decl_for_dup): New declarations.
5075 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5077 * ipa-cp.c: New file. Contains IPCP specific functionality.
5078 * ipa-prop.h: New file. Contains structures/definitions that can be
5079 used by several interprocedural data flow optimizations (and also IPCP).
5080 * ipa-prop.c: New file.
5081 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
5082 * common.opt: Add ipa-cp flag.
5083 * timevar.def: Add IPCP optimization.
5084 * tree-optimize.c (init_tree_optimization_passes): Schedule
5086 * tree-pass.h (pass_ipa_cp): Declare.
5088 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
5090 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
5091 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
5092 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
5093 config/i386/i386.c, config/mips/mips.h,
5094 config/rs6000/rs6000.h, config/sh/sh.c,
5095 config/stormy16/stormy16.c: Fix comment typos.
5097 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
5100 * c-typeck.c (build_binary_op): Use common_type wrapper on
5102 (common_type): Update comment.
5104 2005-07-31 Steven Bosscher <stevenb@suse.de>
5107 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
5108 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
5109 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
5111 2005-07-31 Jan Hubicka <jh@suse.cz>
5113 * pretty-print.h (pp_widest_integer): New macro.
5114 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
5117 2005-07-31 Jan Hubicka <jh@suse.cz>
5119 * output.h (enum section_category): Export from varasm.c
5120 (categorize_decl_for_section): Likewise.
5121 * varasm.c (enum section_category): Kill.
5122 (categorize_decl_for_section): Make global.
5123 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
5125 * i386.c (ix86_section_threshold): New static variable.
5126 (ix86_in_large_data_p, ix86_encode_section_info,
5127 x86_64_elf_unique_section,
5128 x86_64_elf_select_section): New functions.
5129 (TARGET_ENCODE_SECTION_INFO): Define
5130 (override_options): Enable medium model for PIC.
5131 (ix86_expand_prologue): Expand gen_set_got_rex64.
5132 (legitimate_constant_p): Handle new UNSPECs.
5133 (legitimate_pic_address_disp_p): Likewise.
5134 (legitimize_pic_address): Lower MEDIUM model addressing.
5135 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
5136 (enum cmodel): Add MEDIUM_PIC.
5137 (SYMBOL_REF_FAR_ADDR_P): New macro.
5138 (SYMBOL_FLAG_FAR_ADDR): New flag.
5139 * i386.md (movdi): Support medium model.
5140 (set_got_rex64): New pattern.
5141 * i386.opt (mlarge-data-threshold): New flag.
5142 * predicates.md (zext_operand/sext_operand): Deal with medium model.
5143 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
5144 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
5145 TARGET_ASM_UNIQUE_SECTION): New.
5147 * invoke.texi (-mlarge_data_threshold): Document
5149 2005-07-31 Jan Hubicka <jh@suse.cz>
5151 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
5152 (coalesce_vars): Likewise.
5153 * tree-ssa-live.c (coalesce_cost): New.
5154 (build_tree_conflict_graph): Use coalesce_cost.
5155 * tree-ssa-live.h (coalesce_cost): Declare.
5157 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
5159 * arm.md (all peepholes for post-increment operations): Delete.
5160 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
5161 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
5162 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
5163 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
5164 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
5166 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
5168 * fold-const.c (tree_expr_nonnegative_p): Always return true for
5171 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
5174 * doc/invoke.texi: Document -rdynamic.
5176 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
5179 * c-parser.c (c_parser_parms_list_declarator): Call
5180 mark_forward_parm_decls.
5181 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
5182 decls with visibility structure.
5184 2005-07-30 Paul Brook <paul@codesourcery.com>
5186 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
5188 2005-07-30 Paul Brook <paul@codesourcery.com>
5190 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
5192 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
5194 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
5196 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5199 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
5200 nested function declarators.
5201 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
5202 (grokparms): Call warn_if_shadowing for parameters used within the
5204 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
5205 not used within the parameter list.
5206 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
5208 2005-07-30 Jan Hubicka <jh@suse.cz>
5210 * expr.c (expand_expr_real_1): Do not load mem targets into register.
5211 * i386.c (ix86_fixup_binary_operands): Likewise.
5212 (ix86_expand_unary_operator): Likewise.
5213 (ix86_expand_fp_absneg_operator): Likewise.
5214 * optabs.c (expand_vec_cond_expr): Validate dest.
5216 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5219 * real.c (real_from_string): Also set last bit if there is a
5220 nonzero hex digit beyond GCC's internal precision after ".".
5222 2005-07-29 David Edelsohn <edelsohn@gnu.org>
5224 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
5225 define_constants. Change duplicate values to unassigned numbers.
5226 Change UNSPEC_SUBS to UNSPEC_VSUBS.
5227 (*altivec_vspltsf): New.
5228 (altivec_vperm_v4sf): Delete.
5229 (altivec_vperm_<mode>): Use mode macro V.
5230 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
5231 (altivec_predicate_v4sf): Delete.
5232 (altivec_predicate_<mode>): Use mode macro V.
5233 (*altivec_lvesfx): New.
5234 (*altivec_stvesfx): New.
5235 (vec_realign_load_v4sf): Delete.
5236 (vec_realign_load_<mode>): Use mode macro V.
5237 * config/rs6000/rs6000.c (generate_set_vrsave): Use
5240 2005-07-29 Mark Mitchell <mark@codesourcery.com>
5243 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
5245 * configure: Regenerated.
5247 2005-07-29 Paul Brook <paul@codesourcery.com>
5249 * doc/install.texi: Add link to GFortran binaries wiki page.
5251 2005-07-29 David Ung <davidu@mips.com>
5253 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
5254 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
5255 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
5256 * config/mips/mips.md (cpu): Add 5kf name.
5257 (includes): Includes 5k.md.
5258 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
5259 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
5262 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5265 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
5266 (cleanup_tree_cfg): ... here.
5267 Call cleanup_tree_cfg_1 until there are no more cleanups to
5270 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
5272 * tree-vrp.c (compare_range_with_value): Return true or false
5273 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
5274 EQ_EXPR respectively.
5276 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
5278 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
5281 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5283 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
5284 (tree_ssa_dominator_optimize): Increment it.
5285 (dump_dominator_optimization_stats): Print it.
5287 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
5288 Steven Bosscher <stevenb@suse.de>
5290 PR rtl-optimization/23117
5291 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
5292 when head == tail. Tidy comment.
5294 2005-07-28 Richard Henderson <rth@redhat.com>
5296 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
5297 * cselib.c (rtx_equal_for_cselib_p): Likewise.
5298 * jump.c (rtx_renumbered_equal_p): Likewise.
5299 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
5300 CONST_INT and CONST_DOUBLE.
5301 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
5302 * reload.c (operands_match_p): Special case CONST_INT and
5303 CONST_DOUBLE; check mode earlier.
5305 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5308 * c-typeck.c (convert_for_assignment): Do not check
5309 DECL_IN_SYSTEM_HEADER on NULL fundecl.
5311 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5314 * c-typeck.c (composite_type): Prefer constant size arrays to
5317 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5320 * real.c (real_from_string): Set last bit if there is a nonzero
5321 hex digit beyond GCC's internal precision.
5323 2005-07-28 Richard Henderson <rth@redhat.com>
5326 * cfgcleanup.c (try_forward_edges): Watch out for end of
5329 2005-07-28 James E Wilson <wilson@specifixinc.com>
5332 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
5334 2005-07-28 Jan Hubicka <jh@suse.cz>
5336 * Makefile.in (rtl-profile.o): Kill all traces of it.
5337 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
5338 * coverage.h (rtl_coverage_counter_ref): Kill.
5339 * opts.c (flag_speculative_prefetching_set): Kill.
5340 (flag_loop_optimize_set): New.
5341 (common_handle_option): Disable loop optimizer when profiling;
5342 do not handle speculative prefetching.
5343 * passes.c (init_optimization_passes): Replace pass_profiling combo
5344 by branch_prob pass.
5345 * profile.c (compute_value_histograms): Update for simplified value
5347 (rtl_register_profile_hooks): Kill.
5348 (pass_profiling): Kill.
5349 (rest_of_handle_branch_prob): Do not profile.
5350 * toplev.c (process_options): Remove speculative prefetching.
5351 * toplev.h (flag_tree_based_profiling): Kill.
5352 * tree-profile.c (prepare_instrumented_value,
5353 tree_gen_interval_profiler, tree_gen_pow2_profiler,
5354 tree_gen_one_value_profiler, do_tree_profiling): Update for
5355 simplified datastructures.
5356 * value-prof.c: Add comment that speculative prefetching was dropped;
5357 update rest of file for simplified datastructures.
5358 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
5359 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
5360 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
5361 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
5362 rtl_mod_subtract, gen_speculative_prefetch,
5363 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
5364 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
5365 (gate_handle_value_profile_transformations,
5366 rest_of_handle_value_profile_transformations,
5367 pass_value_profile_transformations): Kill.
5368 * value-prof.h (histogram_value_t): Remove IL based unions.
5369 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
5370 rtl_profile_hooks): Remove hooks.
5372 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
5374 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
5375 (cgraph_clone_node): Likewise.
5376 * cgraph.h (cgraph_clone_edge): Update prototype.
5377 (cgraph_clone_node): Likewise.
5378 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
5380 (lookup_recursive_calls): Consider profile.
5381 (cgraph_decide_recursive_inlining): Fix updating; use new
5382 probability argument; use profile.
5383 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
5384 * tree-inline.c (copy_bb): Update clal of clone_edge.
5385 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
5387 * invoke.texi (min-inline-recursive-probability): Document.
5389 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
5391 * doc/install.texi (Configuration): Update Valgrind homepage.
5393 2005-07-28 Richard Henderson <rth@redhat.com>
5396 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
5397 labels we want to delete.
5398 (cfg_layout_merge_blocks): Likewise.
5400 2005-07-28 Richard Henderson <rth@redhat.com>
5403 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
5404 when expanding to nothing.
5406 2005-07-28 Josh Conner <jconner@apple.com>
5408 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
5409 (cgraph_decide_inlining_of_small_functions): Likewise.
5411 2005-07-28 Josh Conner <jconner@apple.com>
5413 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
5414 direction of badness if negative.
5415 (cgraph_default_inline_p): Add reason to parameters, and assign it
5417 (cgraph_decide_inlining_of_small_functions): New parameter in call
5418 to cgraph_default_inline_p.
5419 (cgraph_decide_inlining_incrementally): Likewise.
5420 * cgraphunit.c (decide_is_function_needed): Likewise.
5421 * cgraph.h (cgraph_default_inline_p): Likewise.
5423 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5425 * builtins.c: Fix comment typo(s).
5426 * genautomata.c: Likewise.
5427 * gimplify.c: Likewise.
5428 * tree-dfa.c: Likewise.
5429 * tree-flow-inline.h: Likewise.
5430 * tree-into-ssa.c: Likewise.
5431 * tree-ssa-alias.c: Likewise.
5432 * tree-ssa-ccp.c: Likewise.
5433 * tree-ssa-copy.c: Likewise.
5434 * tree-ssa-dce.c: Likewise.
5435 * tree-ssa-dom.c: Likewise.
5436 * tree-ssa-operands.c: Likewise.
5437 * tree-tailcall.c: Likewise.
5438 * tree-vectorizer.c: Likewise.
5439 * tree-vrp.c: Likewise.
5442 2005-07-28 Jeff Law <law@redhat.com>
5444 * tree-vrp.c (test_for_singularity): Extracted from ...
5445 (simplify_cond_using_ranges): Attempt to simplify a relational
5446 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
5448 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
5450 PR tree-optimization/22506
5451 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
5452 phis whose argument is constant.
5454 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
5456 PR rtl-optimization/18992
5457 Back out this patch:
5458 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5459 PR optimization/12142
5460 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
5461 uses of the register in the SET_SRC. Remove unnecessary argument.
5463 Replace it with this:
5464 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
5465 if flag_non_call_exceptions is set and the insn may trap, pass
5466 pc_rtx as dest for recursion.
5467 In SET_SRC part of SET case, if dest is already set, pass it down
5470 2005-07-28 Jan Hubicka <jh@suse.cz>
5472 * cfg.c (update_bb_profile_for_threading): Use RDIV.
5473 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
5474 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
5476 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
5477 profile when available.
5479 2005-07-28 Jan Beulich <jbeulich@novell.com>
5481 * config/ia64/ia64.c (ia64_load_pair_ok): New.
5482 (ia64_print_operand): Describe and handle 'X'.
5483 (ia64_register_move_cost): Also handle FP_REGS.
5484 (ia64_preferred_reload_class): Likewise.
5485 (ia64_secondary_reload_class): Likewise.
5486 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
5487 it. Also check for ITANIUM_CLASS_FLDP.
5488 * config/ia64/ia64.h (FP_REGNO_P): New.
5489 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
5490 (reg_class): Add FP_REGS.
5491 (REG_CLASS_NAMES): Adjust for it.
5492 (REG_CLASS_CONTENTS): Likewise.
5493 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
5494 (REG_CLASS_FROM_LETTER): Handle 'x'.
5495 (CLASS_MAX_NREGS): Handle FP_REGS.
5496 (MEMORY_MOVE_COST): Likewise.
5497 * config/ia64/ia64.md (itanium_class): Add fldp.
5498 (type): Handle fldp.
5499 (movti_internal): More allowable operand combinations. Use ldfp8 when
5500 splitting unnecessary. Remove predicable attribute. Adjust
5501 itanium_class attribute.
5502 (smuldi3_highpart): Remove outdated comment.
5503 (mulditi3, umulditi3, rotlti3): New expanders.
5504 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
5505 (absti2): Disabled new insn for future reference.
5506 Respective new splitters.
5507 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
5508 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
5509 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
5511 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
5513 PR rtl-optimization/23047
5514 * simplify-rtx.c (simplify_const_relational_operation): Respect
5515 flag_wrapv for comparisons with ABS.
5517 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
5519 PR tree-optimization/22493
5520 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
5521 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
5523 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
5525 * config/frv/frv.opt (moptimize-membar): New.
5527 * doc/invoke.texi: Document -moptimize-membar and its inverse.
5529 * config/frv/frv.h: Remove machine_function definition.
5531 * config/frv/frv.c (struct frv_io): New.
5532 (struct machine_function): Moved from frv.h. Add has_membar_p.
5533 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
5534 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
5535 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
5536 (frv_optimize_membar_global, frv_optimize_membar): New functions.
5537 (frv_reorg): Call frv_optimize_membar when appropriate.
5538 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
5539 (frv_expand_builtin): Adjust calls accordingly.
5540 (frv_io_address_cookie): New function.
5541 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
5542 load or store rather than a special insn. Add ccnstant address and
5543 io-type operands to the membar.
5544 (frv_ifcvt_modify_tests): Unsign regno.
5545 (frv_ifcvt_modify_tests): Same.
5547 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
5548 UNSPEC_OPTIONAL_MEMBAR constant.
5549 (builtin_read_<mode>): Delete.
5550 (builtin_write_<mode>): Delete.
5551 ("optional_membar_<mode>"): Add operand.
5553 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
5554 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
5555 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
5556 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
5557 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
5558 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
5559 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
5560 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
5561 * testsuite/gcc.target/frv/all-read-write-1.c: New.
5563 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
5565 * df.c (df_uses_record): Handle SCRATCH.
5567 2005-07-28 Steven Bosscher <stevenb@suse.de>
5570 * passes.c (rest_of_decl_compilation): If decl is a type and
5571 we have encountered errors, don't emit debug information.
5573 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
5575 * params.def: Fixed comment.
5577 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
5580 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
5581 (TARGET_ASM_UNALIGNED_HI_OP): Add.
5582 (TARGET_ASM_UNALIGNED_SI_OP): Add.
5584 2005-07-27 Steven Bosscher <stevenb@suse.de>
5587 * varasm.c (assemble_start_function): Don't do anything that may
5588 require a CFG if the current function is a thunk.
5590 2005-07-25 Geoffrey Keating <geoffk@apple.com>
5592 * doc/install.texi (Prerequisites): Mention that perl is needed
5593 to do export control in libstdc++ targetting Darwin.
5595 2005-07-27 Steven Bosscher <stevenb@suse.de>
5597 PR rtl-optimization/17808
5598 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
5599 (sched_insns_conditions_mutex_p): Split out from...
5600 (add_dependence): ...here. But don't call it from here.
5601 (add_dependence_list): Check sched_insns_conditions_mutex_p
5602 before calling add_dependence.
5603 (add_dependence_list_and_free): Likewise.
5604 (fixup_sched_groups): Likewise.
5605 (sched_analyze_1): Likewise.
5606 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
5607 (sched_analyze): Likewise.
5608 (sched_analyze_insn): Likewise.
5609 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
5610 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
5611 dependencies on all COND_EXEC insns to jumps ending basic blocks
5612 when doing intrablock scheduling.
5613 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
5615 2005-07-27 Jeff Law <law@redhat.com>
5617 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
5618 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
5619 equivalency sets, correctly handle the case were vr0 has an
5620 equivalency set, but vr1 does not.
5622 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
5624 PR tree-optimization/23073
5625 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
5626 vect_print_dump_info before fprintf.
5628 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5630 PR tree-optimize/22348
5631 * tree-ssa-loop-niter.c (number_of_iterations_cond):
5632 Fold the partial computation.
5634 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5636 PR tree-optimization/22325
5637 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
5639 * tree-scalar-evolution.c (scev_const_prop): Add generic final
5641 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
5642 (force_var_cost): ... this function.
5643 (compute_phi_arg_on_exit): Export.
5645 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5647 PR tree-optimization/20773
5648 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
5651 2005-07-27 Richard Guenther <rguenther@suse.de>
5653 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
5654 Avoid pushing again if current struct contains only
5655 fields we decomposed.
5657 2005-07-27 Jan Hubicka <jh@suse.cz>
5659 PR tree-optimization/22574
5660 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
5663 * tree-tailcall.c (decrease_profile): New function.
5664 (eliminate_tail_call): Use it.
5666 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
5667 visibility flags correctly in whole program mode.
5669 2005-07-26 Steve Ellcey <sje@cup.hp.com>
5671 PR rtl-optimization/22472
5672 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
5674 2005-07-26 Steven Bosscher <stevenb@suse.de>
5676 PR tree-optimization/22504
5677 * tree-complex.c (expand_complex_addition): Use 'code' instead
5678 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
5680 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5682 * config.gcc (cpu_type): Add frv case.
5683 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
5684 (supported_defaults): Add fr550 case.
5686 2005-07-26 Diego Novillo <dnovillo@redhat.com>
5689 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
5690 whether a pointer of type T * may point to objects of type T *.
5692 2005-07-26 DJ Delorie <dj@redhat.com>
5694 * configure: Regenerate.
5696 2005-07-26 Dale Johannesen <dalej@apple.com>
5698 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
5700 2005-07-26 Mark Mitchell <mark@codesourcery.com>
5702 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
5703 Clarify use of "build" in name.
5705 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5707 * doc/extend.texi (Raw read/write Functions): New section.
5708 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
5709 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
5710 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
5711 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
5712 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
5713 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
5714 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
5715 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
5716 * config/frv/frv.c: Add bdesc_loads global.
5717 Add bdesc_stores global.
5718 (frv_init_builtins): Add support for __builtin_{read/write}*.
5719 (frv_volatile_memref): New.
5720 (frv_expand_load_builtin): New.
5721 (frv_expand_store_builtin): New.
5722 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
5723 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
5724 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
5725 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
5726 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
5727 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
5728 (builtin_read_<mode>): New.
5729 (builtin_write_<mode>): New.
5730 (builtin_write64): New.
5731 (optional_membar_<mode>): New.
5733 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
5735 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
5736 (rather than units) against HOST_BITS_PER_WIDE_INT.
5738 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
5740 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
5741 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
5742 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
5743 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
5746 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
5747 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
5748 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
5750 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
5752 2005-07-26 Richard Guenther <rguenther@suse.de>
5754 PR tree-optimization/22486
5755 * fold-const.c (fold_unary): Fold away useless component
5756 references of the form (T *)&T.x, if the address
5759 2005-07-25 James E Wilson <wilson@specifixinc.com>
5761 * dwarf2out.c (add_call_src_coords_attributes): New.
5762 (gen_inlined_subroutine_die): Call it.
5763 (maybe_emit_file, init_file_table): Add comments.
5764 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
5766 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
5767 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
5768 * tree.h (BLOCK_SOURCE_LOCATION): New.
5769 (struct tree_block): New field locus.
5771 2005-07-26 Andreas Schwab <schwab@suse.de>
5773 PR rtl-optimization/23043
5774 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
5775 when allocating a struct unoccr.
5777 2005-07-25 Richard Henderson <rth@redhat.com>
5780 * tree-complex.c (gate_no_optimization): True if errors.
5781 * Makefile.in (tree-complex.o): Update dependencies.
5783 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
5785 * config/frv/predicates.md (integer_register_operand): Use
5788 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5791 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
5793 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
5795 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5797 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
5798 types when flag_unsafe_math_optimizations is true.
5800 2005-07-25 Mark Mitchell <mark@codesourcery.com>
5802 * gcc.c (option_map): Add --sysroot.
5803 (process_command): Handle --sysroot.
5804 (display_help): Document it.
5805 * doc/cppopts.tex (-isysroot): Document.
5806 * doc/invoke.texi (--sysroot): Document.
5807 * doc/install.texi (--with-build-sysroot): Document.
5809 * Makefile.in (inhibit_libc): New variable.
5810 (INHIBIT_LIBC_CFLAGS): Likewise.
5811 (LIBGCC2_CFLAGS): Include
5812 $(INHIBIT_LIBC_CFLAGS).
5813 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
5814 ($(T)crtbegin.o): Do not use @inhibit_libc@.
5815 ($(T)crtend.o): Likewise.
5816 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
5817 ($(T)crtendS.o): Likewise.
5818 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
5819 ($(T)crtendT.o): Likewise.
5820 (stmp-fixinc): Do not complain about missing headers if
5822 * configure.ac (inhibit_libc): Set it to true/false.
5823 (--with-build-sysroot): New option. Use it to set
5825 * configure: Regenerated.
5827 2005-07-25 Manfred Hollstein <mh@suse.com>
5829 * calls.c (store_one_arg): Fix unsigned comparison warning.
5831 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5834 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
5835 (ggc_print_statistics): Initialize variable before use.
5837 2005-07-25 Richard Guenther <rguenther@suse.de>
5839 * tree-dfa.c (mark_new_vars_to_rename): Protect against
5840 calling with a PHI_NODE argument.
5842 * tree-flow-inline.h (overlap_subvar): Protect against
5845 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
5847 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
5848 * configure: Regenerate.
5850 2005-07-25 Ira Rosen <irar@il.ibm.com>
5852 * expr.c (highest_pow2_factor): Make extern.
5853 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
5854 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5855 record_array_differ_p, array_ptr_differ_p): Likewise.
5856 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
5857 additional cases. Call the above functions.
5858 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
5859 base_object_differ_p when there are two base objects. Otherwise, compare
5860 base address and offset. Call may_alias_p.
5861 (dump_data_reference): Use a correct field name.
5862 (analyze_array): Make static. Initialize new data-ref fields.
5863 (analyze_indirect_ref): New function.
5864 (init_data_ref): Initialize new data-ref fields.
5865 (strip_conversion): Moved from tree-vect-analyze.c.
5866 (analyze_offset_expr, get_ptr_offset, address_analysis,
5867 object_analysis): Likewise.
5868 (analyze_offset): New function.
5869 (create_data_ref): Likewise.
5870 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
5871 dimensions for ARRAY_REFs only.
5872 (build_classic_dist_vector): Make static.
5873 (access_functions_are_affine_or_constant_p): Call macro to get the
5874 address of access functions.
5875 (compute_all_dependences): Add new parameter
5876 compute_self_and_read_read_dependences. Compute self and read-read
5877 dependences if it is true.
5878 (find_data_references_in_loop): Call create_data_ref. Initialize new
5880 (compute_data_dependences_for_loop): Add new parameter
5881 compute_self_and_read_read_dependences. Remove parameter nb_loops,
5882 compute nb_loops. Call compute_all_dependences,
5883 build_classic_dist_vector and build_classic_dir_vector with correct
5885 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
5886 with correct parameters. Compare dimensions for ARRAY_REFs only.
5887 (free_data_refs): Call macro to free access functions.
5888 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
5889 fields from stmt_vinfo.
5890 (struct base_object_info): New structure.
5891 (struct data_reference): Move fields to base_object_info. Add fields
5892 first_location and object_info for above structures. Move fields from
5893 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
5894 aligned_to. Add macros to access the new fields.
5895 Update functions declarations.
5896 * tree-flow.h (is_aliased_with): Declare.
5897 * tree-loop-linear.c (linear_transform_loops): Call
5898 compute_data_dependences_for_loop with correct parameters.
5899 * tree-ssa-alias.c (is_aliased_with): New function.
5900 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
5901 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
5902 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
5903 vect_base_addr_differ_p, compute_subscript_distance and
5904 build_classic_dist_vector. Add printings. Check absolute value of
5906 (vect_analyze_data_ref_dependences): Go through ddrs instead of
5908 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
5909 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
5910 to bytes. Add printing.
5911 (vect_compute_data_refs_alignment): Go through loads and stores in one
5913 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
5914 vect_analyze_data_ref_access): Likewise.
5915 (vect_analyze_pointer_ref_access): Remove.
5916 (vect_address_analysis, vect_object_analysis): Likewise.
5917 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
5918 and analyze data-refs in the loop.
5919 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
5920 fields of data-ref instead of stmt. Add init to the offset from the
5922 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
5923 (vect_update_init_of_dr): Likewise.
5924 (vect_update_inits_of_drs): Go through loads and stores in one loop.
5925 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
5927 (new_loop_vec_info): Initialize new fields.
5928 (destroy_loop_vec_info): Free new fields.
5929 (vect_strip_conversion): Remove.
5930 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
5931 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
5932 datarefs. Add new field ddrs.
5933 Add macros for the new fields access.
5934 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
5935 base_aligned_p, misalignment, memtag, ptr_info and subvars.
5936 Remove their macros.
5937 * tree.h (highest_pow2_factor): Declare.
5939 2005-07-25 Jakub Jelinek <jakub@redhat.com>
5941 * calls.c (store_one_arg): Check for sibling call MEM arguments
5942 from already clobbered incoming argument area.
5944 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5946 * c-common.c (check_missing_format_attribute): New.
5947 * c-common.h (check_missing_format_attribute): Likewise.
5948 * c-typeck.c (convert_for_assignment): Use it.
5950 2005-07-24 Andreas Schwab <schwab@suse.de>
5952 * config/m68k/m68k.md ("extendqidi2"): When source is an address
5953 register use a word move. Correct operand of ext.w in 68000 code.
5955 2005-07-23 Mark Mitchell <mark@codesourcery.com>
5957 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
5958 variables as declarations, rather than definitions.
5960 2005-07-24 Ira Rosen <irar@il.ibm.com>
5962 PR tree-optimization/22526
5963 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
5966 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5968 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
5969 that C99 reserve for future use. Use it to define clog10,
5970 clog10f and clog10l.
5972 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5974 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
5975 * configure.ac: Check for -Wmissing-format-attribute.
5977 * configure: Regenerate.
5979 2005-07-23 Richard Henderson <rth@redhat.com>
5981 PR tree-optimization/22623
5982 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
5984 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
5987 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
5989 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5991 * Makefile.in (C_TREE_H): Update dependencies.
5992 * c-tree.h: Include toplev.h.
5993 * diagnostic.h (diagnostic_set_info): Add format attribute.
5994 * rtl-error.c (diagnostic_for_asm): Likewise.
5996 2005-07-23 Chao-ying Fu <fu@mips.com>
5998 * config/mips/mips-dsp.md: New file.
5999 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
6000 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
6002 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
6003 MIPS_BUILTIN_BPOSGE32.
6004 (mips_expand_builtin_direct): Add one parameter to indicate that
6005 builtin functions need to return a value.
6006 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
6008 (mips_regno_to_class): Add classes for 12 new DSP registers.
6009 (mips_subword): Change to check four HI registers.
6010 (mips_output_move): Output move to and from 6 new DSP accumulators.
6011 (override_options): Make sure -mdsp and -mips16 are not used together.
6012 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
6014 (mips_conditional_register_usage): Disable 6 new DSP accumulators
6016 (print_operand): Add 'q' for printing DSP accumulators.
6017 (mips_cannot_change_mode_class): Check ACC_REGS.
6018 (mips_secondary_reload_class): Check ACC_REGS.
6019 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
6020 (mips_register_move_cost): Check ACC_REGS.
6021 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
6022 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
6023 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
6024 (dsp_bdesc): New array.
6025 (bdesc_arrays): Add DSP builtin function table.
6026 (mips_prepare_builtin_arg): Check predicate again after
6028 (mips_expand_builtin): Add one more parameter to
6029 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
6030 MIPS_BUILTIN_BPOSGE32.
6031 (mips_init_builtins): Initialize new function types.
6032 (mips_expand_builtin_direct): Check if builtin functions need to
6033 return a value and pass operands properly.
6034 (mips_expand_builtin_bposge): New function.
6035 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
6036 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
6037 (FIRST_PSEUDO_REGISTER): Increase to 188.
6038 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
6039 Update for 12 new DSP registers.
6040 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
6041 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
6042 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
6043 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
6044 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
6045 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
6046 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
6047 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
6048 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
6049 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
6050 (REGISTER_NAMES): Add names for 12 new DSP registers.
6051 * config/mips/mips.md: Include mips-dsp.md.
6052 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
6053 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
6054 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
6055 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
6056 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
6057 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
6058 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
6059 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
6060 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
6061 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
6062 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
6063 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
6064 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
6065 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
6066 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
6067 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
6068 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
6069 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
6070 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
6071 (UNSPEC_RDDSP): New constants.
6072 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
6073 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
6075 * config/mips/mips.opt (-mdsp): New option.
6076 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
6077 (reg_imm10_operand): New predicates.
6078 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
6079 * doc/invoke.texi (-mdsp): Document new option.
6081 2005-07-22 DJ Delorie <dj@redhat.com>
6083 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
6085 * tree-inline.c (inlinable_function_p): Likewise.
6087 2005-07-22 Mark Mitchell <mark@codesourcery.com>
6090 * toplev.c (check_global_declarations): Do not mark undefined
6091 variables as DECL_IGNORED_P.
6092 * varasm.c (first_global_object_name): GTY it.
6093 (weak_global_object_name): Likewise.
6094 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
6095 a string to go into {weak,first}_global_object_name.
6097 2005-07-22 DJ Delorie <dj@redhat.com>
6099 * c-format.c (check_function_format): Change warning control
6100 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
6102 2005-07-22 Diego Novillo <dnovillo@redhat.com>
6104 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
6105 &PTR->FLD a dereference of PTR.
6106 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
6107 a potential dereference of PTR.
6109 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
6111 PR rtl-optimization/20370
6112 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
6113 call allocate_reg_info if necessary.
6115 PR rtl-optimization/21848
6116 * calls.c (emit_library_call_value_1): For const functions, add
6117 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
6119 PR rtl-optimization/22445
6120 * cselib.c (target.h): Include.
6121 (rtx_equal_for_cselib_p): Allow commutative matches.
6122 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
6123 Remove MODE parameter. Changed all callers.
6125 PR rtl-optimization/22258
6126 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
6128 (try_combine): Use likely_spilled_retval_p.
6130 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
6132 * config.gcc: Add crx-elf support.
6134 * doc/contrib.texi: Mention crx.
6135 * doc/extend.texi: Document crx extensions.
6136 * doc/install.texi: Document crx install.
6137 * doc/invoke.texi: Document crx options.
6138 * doc/md.texi: Document crx constraints.
6140 * config/crx/crx-protos.h: New file.
6141 * config/crx/crx.c: New file.
6142 * config/crx/crx.h: New file.
6143 * config/crx/crx.md: New file.
6144 * config/crx/crx.opt: New file.
6145 * config/crx/t-crx: New file.
6147 2005-07-22 Manfred Hollstein <mh@suse.com>
6149 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
6151 (int_add_graph_edge): Likewise.
6152 (collapse_nodes): Likewise.
6153 (process_unification_queue): Likewise.
6155 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6156 Laurent GUERBY <laurent@guerby.net>
6158 PR tree-optimization/22336
6159 * function.c (record_block_change): Check for
6160 cfun->ib_boundaries_block.
6162 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
6164 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
6165 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
6167 2005-07-21 DJ Delorie <dj@redhat.com>
6169 * toplev.c (warn_deprecated_use): Add warning control to warning
6171 * c-typeck.c (parser_build_binary_op): Likewise.
6172 (c_finish_if_stmt): Likewise.
6173 * c-common.c (check_function_sentinel): Likewise.
6174 (check_nonnull_arg): Likewise.
6176 2005-07-21 Richard Henderson <rth@redhat.com>
6179 * tree-complex.c (complex_ssa_name_components): New.
6180 (cvc_lookup): Allow entry not found.
6181 (create_components): Remove.
6182 (create_one_component_var, get_component_var): New.
6183 (get_component_ssa_name, set_component_ssa_name): New.
6184 (extract_component): Use get_component_ssa_name.
6185 (update_complex_components): Use set_component_ssa_name.
6186 (update_complex_components_on_edge): Likewise.
6187 (update_phi_components): Create new PHI nodes directly, instead
6188 of adding insns to edges.
6189 (tree_lower_complex): Allocate and free complex_variable_components
6190 and complex_ssa_name_components here.
6192 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
6194 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
6195 revert to returning false.
6197 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6200 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
6202 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6205 * config/i386/i386.md (cmpxf): Change operand constraints
6206 to "nonmemory_operand".
6208 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6210 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
6212 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6215 * fold-const.c (fold_build1): Add checksum for the operands.
6216 (fold_build2): Likewise.
6217 (fold_build3): Likewise.
6219 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6222 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
6224 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6226 * common.opt (-fforward-propagate): Committed by mistake,
6229 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6231 * reg-stack.c: Fix comment typo(s).
6232 * tree-ssa-operands.c: Likewise.
6233 * tree-vectorizer: Likewise.
6235 2005-07-21 Nick Clifton <nickc@redhat.com>
6237 * config/sh/symbian.c: Replace C++ style line comments with C
6238 style line comments.
6239 (symbian_add_attribute): Do not use a ? operator on the LHS of
6241 (sh_symbian_handle_dll_attribute): Change the type of the
6242 method vector to "VEC(tree,gc)*" and use vector accessor
6243 macros to walk over the elements.
6244 (symbian_export_vtable_and_rtti_p): Likewise.
6245 (symbian_class_needs_attribute_p): Likewise.
6247 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6250 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
6251 initialize targetm.resolve_overloaded_builtin here.
6252 (altivec_expand_overloaded_builtin): Make it non-static.
6253 * config/rs6000/rs6000-protos.h
6254 (altivec_expand_overloaded_builtin): New prototype.
6255 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
6256 targetm.resolve_overloaded_builtin here.
6257 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
6259 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6260 Zdenek Dvorak <dvorakz@suse.cz>
6262 PR tree-optimization/19210
6263 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
6265 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
6266 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
6267 rely on unproven assumptions.
6268 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
6269 * tree-flow.h (number_of_iterations_exit): Add final parameter.
6270 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
6271 to number_of_iterations_exit.
6272 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
6273 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
6274 * tree-ssa-loop-niter.c (find_loop_niter,
6275 estimate_numbers_of_iterations_loop): Likewise.
6276 (number_of_iterations_exit): Honor the new options.
6277 * doc/invoke.texi (Wunsafe-loop-optimizations,
6278 funsafe-loop-optimizations): Document them.
6280 2005-07-21 Richard Sandiford <richard@codesourcery.com>
6282 PR rtl-optimization/22167
6283 * gcse.c (hoist_code): Fix hoist_exprs[] check.
6285 2005-07-20 Adam Nemet <anemet@lnxw.com>
6287 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
6288 __do_global_dtors_aux longcall.
6290 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
6292 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
6293 (old_special_pred_table): Don't reference
6294 SPECIAL_MODE_PREDICATES.
6295 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
6296 * config/arc/arc.h: Don't mention PREDICATE_CODES.
6297 * config/sh/predicates.h: Don't mention
6298 SPECIAL_MODE_PREDICATES.
6299 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
6302 2005-07-20 DJ Delorie <dj@redhat.com>
6304 * config.gcc: Add m32c-elf support.
6306 * doc/contrib.texi: Mention m32c.
6307 * doc/extend.texi: Document m32c extensions.
6308 * doc/install.texi: Mention m32c.
6309 * doc/invoke.texi: Document m32c options.
6310 * doc/md.texi: Document m32c constraints.
6312 * config/m32c/addsub.md: New file.
6313 * config/m32c/bitops.md: New file.
6314 * config/m32c/cond.md: New file.
6315 * config/m32c/jump.md: New file.
6316 * config/m32c/m32c-lib1.S: New file.
6317 * config/m32c/m32c-lib2.c: New file.
6318 * config/m32c/m32c-modes.def: New file.
6319 * config/m32c/m32c-pragma.c: New file.
6320 * config/m32c/m32c-protos.h: New file.
6321 * config/m32c/m32c.abi: New file.
6322 * config/m32c/m32c.c: New file.
6323 * config/m32c/m32c.h: New file.
6324 * config/m32c/m32c.md: New file.
6325 * config/m32c/m32c.opt: New file.
6326 * config/m32c/minmax.md: New file.
6327 * config/m32c/mov.md: New file.
6328 * config/m32c/muldiv.md: New file.
6329 * config/m32c/predicates.md: New file.
6330 * config/m32c/prologue.md: New file.
6331 * config/m32c/shift.md: New file.
6332 * config/m32c/t-m32c: New file.
6334 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6336 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
6337 (stack_protect_set, stack_protect_test): New expanders.
6338 (stack_protect_set_si, stack_protect_set_si_media,
6339 stack_protect_set_di_media, stack_protect_test_si,
6340 stack_protect_test_si_media, stack_protect_test_di_media):
6343 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
6345 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
6347 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
6349 * tree.h (tree_expr_nonzero_p): Export.
6350 * fold-const.c (tree_expr_nonzero_p): Likewise.
6351 Return true for CALL_EXPRs that are alloca calls.
6352 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
6354 * tree-flow.h (expr_computes_nonzero): Remove.
6355 * tree-vrp.c (expr_computes_nonzero): Remove.
6356 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
6357 (extract_range_from_unary_expr): Likewise.
6358 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
6359 tree_expr_nonzero_p.
6361 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
6363 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
6364 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
6365 extra arg "picreg" and use it instead of pic_offset_table_rtx.
6366 All callers changed.
6367 (frame_related_constant_load): New arg "related" which controls
6368 setting of RTX_FRAME_RELATED_P. All callers changed.
6369 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
6370 (bfin_expand_prologue): Add stack limit checking.
6371 * config/bfin/bfin.md (trapifcc): New pattern.
6373 * config/bfin/bfin.c: Include "langhooks.h".
6374 (def_builtin): Go through lang_hooks to call builtin_function.
6376 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
6377 * config/bfin/predicates.md (symbol_ref_operand): New.
6378 (call_insn_operand): Delete. All callers changed to use
6379 register_no_elim_operand.
6380 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
6382 (function_arg): Use it to generate the call's operand 2.
6383 (bfin_longcall_p): New function.
6384 (bfin_expand_call): Extra arg "cookie". All callers and declaration
6385 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
6386 determine if the address needs to be in a REG.
6387 (bfin_handle_longcall_attribute): New function.
6388 (bfin_attribute_table): Add "longcall" and "shortcall".
6389 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
6390 (CUMULATIVE_ARGS): New member call_cookie.
6391 (PREDICATE_CODES): Add symbol_ref_operand.
6392 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
6393 extra USE to the pattern.
6394 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
6395 New patterns, split off call_insn, sibcall_insn, call_value_insn and
6396 sibcall_value_insn; now the new patterns handle direct calls and the
6397 old ones indirect calls.
6398 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
6400 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6402 * doc/trouble.texi: Update section on handling of empty loops.
6404 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
6406 * config.gcc: Remove support for sparc-*-openbsd*,
6407 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
6409 * config.host: Remove support for i860-*-sysv4* as a host.
6410 * config/i860/*, config/ip2k/*, config/ns32k/*,
6411 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
6412 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
6413 mention obsolete ports.
6415 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6417 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
6419 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
6420 of frame_pointer_rtx.
6421 (sh_expand_epilogue): Likewise.
6422 (sh_set_return_address): Likewise.
6423 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
6424 instead of FRAME_POINTER_REGNUM if needed. Add elimination
6425 offsets from FRAME_POINTER_REGNUM.
6426 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
6427 (sh_register_names): Add initializer for sfp.
6428 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
6429 (VALID_REGISTER_P): Likewise.
6430 (FIRST_PSEUDO_REGISTER): Update.
6431 (DWARF_FRAME_REGISTERS): Define.
6432 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
6433 (HARD_FRAME_POINTER_REGNUM): Define.
6434 (FRAME_POINTER_REGNUM): Redefine.
6435 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
6436 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
6437 from FRAME_POINTER_REGNUM.
6438 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
6439 FRAME_POINTER_REGNUM.
6440 (REG_CLASS_CONTENTS): Add sfp.
6441 (REG_ALLOC_ORDER): Likewise.
6442 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
6443 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
6444 of frame_pointer_rtx.
6445 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6447 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
6449 * fold-const.c (tree_expr_nonnegative_p): Only return true for
6450 ABS_EXPR when flag_wrapv is false because of INT_MIN.
6451 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
6453 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
6456 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
6458 Make CONSTRUCTOR use VEC to store initializers.
6459 * c-common.c (complete_array_type): Update to cope with VEC in
6461 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
6462 (pp_c_constructor_elts): New function.
6463 * c-pretty-print.h (pp_c_constructor_elts): Declare.
6464 * c-typeck.c (build_function_call, build_c_cast, digest_init,
6465 struct constructor_stack, struct initializer_stack,
6466 constructor_elements, push_init_level, pop_init_level,
6467 add_pending_init, find_init_member, output_init_element): Update to
6468 cope with VEC in CONSTRUCTOR_ELTS.
6469 * coverage.c (build_fn_info_value, build_ctr_info_value,
6470 build_gcov_info): Likewise.
6471 * expr.c (categorize_ctor_elements_1, store_constructor,
6472 expand_expr_real_1): Likewise.
6473 * fold-const.c (fold_ternary): Likewise.
6474 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
6475 gimplify_init_constructor, gimplify_expr): Likewise.
6476 * tree-dump.c (dequeue_and_dump): Likewise.
6477 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
6479 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
6481 * tree-sra.c (generate_element_init_1): Likewise.
6482 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
6483 * tree-ssa-operands.c (get_expr_operands): Likewise.
6484 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
6485 * tree-vect-transform.c (vect_get_vec_def_for_operand):
6486 (get_initial_def_for_reduction): Likewise.
6487 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
6488 value handle in annotations.
6489 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
6490 tree_node_structure): Add support for constr_kind.
6491 (build_vector_from_ctor, build_constructor_single,
6492 build_constructor_from_list): New functions.
6493 (build_constructor): Update to take a VEC instead of a TREE_LIST.
6494 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
6495 Update to cope with VEC in CONSTRUCTOR_ELTS.
6496 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
6497 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
6498 CONSTRUCTOR_APPEND_ELT): New macros.
6499 (struct constructor_elt, struct tree_constructor): New data types.
6500 (union tree_node): Add tree_constructor field.
6501 * treestruct.def: Define TS_CONSTRUCTOR.
6502 * varasm.c (const_hash_1, compare_constant, copy_constant,
6503 compute_reloc_for_constant, output_addressed_constants,
6504 initializer_constant_valid_p, output_constant,
6505 array_size_for_constructor, output_constructor): Update to cope with
6506 VEC in CONSTRUCTOR_ELTS.
6507 * vec.h (VEC_empty, VEC_copy): New macros.
6509 2005-07-19 Devang Patel <dpatel@apple.com>
6511 * dbxout.c (dbxout_type): Check Objective-C++ lang.
6513 2005-07-19 Richard Henderson <rth@redhat.com>
6516 * gimplify.c (gimplify_expr): Use main variant type for the temp
6517 destination for a discarded volatile read.
6518 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
6519 casts between non-void types that change volatility.
6521 2005-07-15 DJ Delorie <dj@redhat.com>
6523 * toplev.h: Add comment about the first parameter for warning().
6524 * errors.h: Likewise.
6526 * c.opt (Wpragmas): New.
6527 * doc/invoke.texi: Document it.
6529 * function.c (do_warn_unused_parameter): Add warning control to
6531 * c-decl.c (warn_if_shadowing): Likewise.
6532 * c-lex.c (cb_def_pragma): Likewise.
6533 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
6534 (pop_alignment): Likewise.
6535 (handle_pragma_pack): Likewise.
6536 (apply_pragma_weak): Likewise.
6537 (handle_pragma_weak): Likewise.
6538 (handle_pragma_redefine_extname): Likewise.
6539 (add_to_renaming_pragma_list): Likewise.
6540 (handle_pragma_extern_prefix): Likewise.
6541 (maybe_apply_renaming_pragma): Likewise.
6542 (handle_pragma_visibility): Likewise.
6544 * config/c4x/c4x-c.c (BAD): Likewise.
6545 (c4x_parse_pragma): Likewise.
6546 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
6547 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
6548 (rs6000_pragma_longcall): Likewise.
6549 * config/v850/v850-c.c (pop_data_area): Likewise.
6550 (ghs_pragma_section): Likewise.
6551 (ghs_pragma_section): Likewise.
6552 (ghs_pragma_interrupt): Likewise.
6553 (ghs_pragma_starttda): Likewise.
6554 (ghs_pragma_startsda): Likewise.
6555 (ghs_pragma_startzda): Likewise.
6556 (ghs_pragma_endtda): Likewise.
6557 (ghs_pragma_endsda): Likewise.
6558 (ghs_pragma_endzda): Likewise.
6560 2005-07-19 Danny Berlin <dberlin@dberlin.org>
6561 Kenneth Zadeck <zadeck@naturalbridge.com>
6563 * Makefile.in: Removed tree-promote-statics.c
6564 * tree-promote-statics.c: Removed.
6565 * common.opt: Removed flag-promote-statics.
6567 * passes.c: Removed tree-promote-statics pass.
6568 * tree-pass.h: Ditto.
6569 * timevar.def: Removed TV_PROMOTE_STATICS.
6572 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
6574 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
6576 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
6578 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6581 * c-common.c (check_function_arguments): Call
6582 'check_function_format' if either -Wformat or
6583 -Wmissing-format-attribute are specified.
6584 * c-format.c (check_function_format): Check -Wformat before
6585 calling 'check_format_info'.
6586 * c-opts.c (c_common_post_options): Don't warn for
6587 -Wmissing-format-attribute without -Wformat.
6588 * c-typeck.c (convert_for_assignment): Detect additional cases for
6589 -Wmissing-format-attribute.
6590 * doc/invoke.texi (-Wmissing-format-attribute): Document new
6593 2005-07-19 Richard Guenther <rguenther@suse.de>
6595 * config/i386/i386.md (lrint<mode>2): Use temporary
6596 instead of clobbering non-existent memory.
6598 2005-07-19 Nick Clifton <nickc@redhat.com>
6600 * config/avr/avr.c (legitimate_address_p): Fix debugging print
6601 statement to avoid displaying ASCII control characters.
6603 2005-07-19 Ben Elliston <bje@au.ibm.com>
6605 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
6606 * cfganal.c (find_edge_index): Ditto.
6607 * combine.c (combine_instructions): Ditto.
6608 * ddg.c (create_scc): Ditto.
6609 (find_successors): Ditto.
6610 (find_predecessors): Ditto.
6611 (find_nodes_on_paths): Ditto.
6612 (longest_simple_path): Ditto.
6613 * flow.c (update_life_info): Ditto.
6614 (count_or_remove_death_notes): Ditto.
6615 (clear_log_links): Ditto.
6616 * modulo-sched.c (generate_reg_moves): Ditto.
6617 (find_max_asap): Ditto.
6618 (find_max_hv_min_mob): Ditto.
6619 (find_max_dv_min_mob): Ditto.
6620 * sbitmap.c (sbitmap_first_set_bit): Ditto.
6621 * sched-rgn.c (extract_edgelst): Ditto.
6622 * tree-into-ssa.c (prepare_names_to_update): Ditto.
6623 (dump_update_ssa): Ditto.
6624 (ssa_names_to_replace) Ditto.
6625 (switch_virtuals_to_full_rewrite): Ditto.
6626 (update_ssa): Ditto.
6627 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6629 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
6631 Fix PR tree-optimization/22483
6633 * tree-complex.c (create_components): Use
6634 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
6635 * tree-flow-inline.h (fill_referenced_var_vec): New function.
6636 * tree-flow.h (safe_referenced_var_iterator): New structure.
6637 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
6638 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
6639 safe_referenced_var iterator.
6640 (add_type_alias): Ditto.
6642 2005-07-19 Steven Bosscher <stevenb@suse.de>
6644 * loop-init.c (rest_of_handle_loop2): Remove.
6645 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
6646 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
6647 (pass_rtl_loop_init, pass_rtl_loop_done,
6648 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
6649 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
6650 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
6651 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
6652 pass_tree_loop_done, and pass_tree_unswitch.
6653 (gate_loop): Rename to gate_tree_loop.
6654 * passes.c (init_optimization_passes): Update for renamed tree
6655 loop passes. Add the new loop2 passes as subpasses of loop2.
6656 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
6657 Update for the renamed tree loop passes.
6659 2005-07-18 Ian Lance Taylor <ian@airs.com>
6662 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
6663 blocks when optimizing.
6665 2005-07-18 Steve Ellcey <sje@cup.hp.com>
6667 * common.opt (frename-registers): Initialize to 2.
6669 (fgcse-after-reload): Ditto.
6670 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
6671 (process_options): Only change flag_web, flag_rename_registers,
6672 and flag_rerun_cse_after_loop if not explicitly set by user.
6674 2005-07-18 Jan Beulich <jbeulich@novell.com>
6676 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
6677 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
6678 in 64-bit mode the same as DImode in 32-bit mode.
6679 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
6680 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
6681 mode. Add new mode parameter.
6682 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
6683 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
6684 x86_64_shift_adj): New expanders.
6685 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
6686 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
6688 Respective new splitters. Use renamed shift splitter helpers in 32-bit
6689 DImode shift splitters.
6690 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
6691 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
6694 2005-07-18 Jan Beulich <jbeulich@novell.com>
6696 * i386.md (movdi_extzv_1): New.
6697 (zero_extendhidi2): Combine alternatives and never force use of
6699 (zero_extendqidi2): Likewise. Don't restrict input selection.
6701 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6703 Fix PR tree-optimization/22531
6704 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
6707 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6709 * tree-promote-statics.c (pass_promote_statics): Change dump file
6712 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6714 * tree-optimize.c (init_tree_optimization_passes): Add
6715 pass_eliminate_useless_stores pass.
6716 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
6717 * tree-ssa-pre.c (is_copy_stmt): New function.
6718 (follow_copies_till_vuse): Ditto.
6719 (do_eustores): Ditto.
6720 (gate_eustores): Ditto.
6722 2005-07-16 Richard Henderson <rth@redhat.com>
6724 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
6726 2005-07-16 Danny Berlin <dberlin@dberlin.org>
6727 Kenneth Zadeck <zadeck@naturalbridge.com>
6729 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
6730 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
6731 ipa-type-escape.h, tree-promote-statics.c
6732 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
6733 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
6734 tree-promote-statics.c: new files.
6735 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
6736 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
6737 int nonlocal_set_p, mark_constant_function): Deleted.
6738 (rest_of_handle_cfg): Removed call to mark_constant_function.
6739 (nonoverlapping_component_refs_p): Added calls to support
6740 type based aliasing.
6741 * tree-ssa-alias.c (may_alias_p,
6742 compute_flow_insensitive_aliasing): Ditto.
6743 * calls.c (flags_from_decl_or_type): Removed reference to
6745 * c-typeck.c (convert_arguments): Make builtins tolerant of having
6746 too many arguments. This is necessary for Spec 2000.
6747 * cgraph.h (const_function, pure_function): Removed.
6748 * common.opt: Added "fipa-pure-const", "fipa-reference",
6749 "fipa-type-escape", and "ftree-promote-static".
6751 * passes.c: Added ipa and tree-promote-statics passes.
6752 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
6753 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
6754 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
6755 * tree-flow.h: Added exposed sra calls and addition of
6756 reference_vars_info field for FUNCTION_DECLS.
6757 * tree-pass.h: Added passes.
6758 * tree-sra.c: (sra_init_cache): New function.
6759 (sra_insert_before, sra_insert_after) Made public.
6760 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
6762 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
6763 aliasing. (may_alias_p): Added code to use type escape analysis to
6765 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
6766 code to prune clobbers of static variables based on information
6767 produced in ipa-reference pass. Changed call clobbering so that
6768 statics are not marked as clobbered if the call does not clobber
6771 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
6773 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
6776 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6778 * doc/install.texi (*-*-solaris2*): Document recommended version
6779 of GNU binutils and mention GNU linker problem on Solaris 10.
6781 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
6784 * c-decl.c (c_build_bitfield_integer_type): New function.
6785 (finish_struct): Call it.
6786 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
6788 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6790 * c-typeck.c (digest_init): Call 'convert_for_assignment'
6793 2005-07-16 Jan Hubicka <jh@suse.cz>
6795 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
6796 (scale_bbs_frequencies_int): Watch roundoff errors.
6797 * predict.c (return_prediction): Initialize return_stmt.
6799 2005-07-16 Jan Hubicka <jh@suse.cz>
6801 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
6802 after RTL profiling.
6804 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
6807 * fold-const.c (build_range_check): Convert high/low to etype
6808 if we are only comparing against exp.
6810 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
6812 Fix PR tree-optimization/22376
6813 * tree-ssa-structalias.c (build_constraint_graph): We really meant
6815 (need_to_solve): New function.
6816 (compute_points_to_sets): Use it.
6818 2005-07-15 Jan Hubicka <jh@suse.cz>
6820 * cfg.c (update_bb_profile_for_threading): More diagnostic.
6821 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
6823 2005-07-15 Richard Guenther <rguenther@suse.de>
6825 * c-common.c (handle_flatten_attribute): New function.
6826 Add flatten function attribute.
6827 * doc/extend.texi: Document flatten function attribute.
6828 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
6829 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
6831 (cgraph_decide_inlining): Handle functions with flatten
6834 2005-07-14 David Edelsohn <edelsohn@gnu.org>
6836 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
6837 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
6838 UNSPEC_XCHG, UNSPEC_AND): New.
6839 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
6840 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
6841 * config/rs6000/sync.md (FETCHOP): New code macro.
6842 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
6844 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
6845 (sync_compare_and_swap<mode>): Same.
6846 (sync_lock_test_and_set<mode>): Same.
6847 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
6848 for QImode and HImode, and not PPC405.
6849 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
6850 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
6851 (sync_<fetchop>{si,di}_internal): New.
6852 (sync_nand{si,di}_internal): New.
6853 (sync_old_<fetchop>{si,di}_internal): New.
6854 (sync_old_nand{si,di}_internal): New
6855 (sync_new_<fetchop>{si,di}_internal): New.
6856 (sync_new_nand{si,di}_internal): New.
6857 (atomic_and{si,di}): New.
6858 (sync_new_nand{si,di}_internal): New.
6859 (atomic_and{si,di}): New.
6860 (sync_add<mode>_internal): Delete.
6861 (sync_addshort_internal): Use unspec instead of unspec_volatile.
6862 (sync_sub<mode>_internal): Delte.
6863 (sync_subshort_internal): New.
6864 (sync_andsi_internal): Use unspec instead of unspec_volatile.
6865 (sync_anddi_internal): Delete.
6866 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
6867 (sync_booldi_internal): Delete.
6868 (sync_boolc<mode>_internal): Delete.
6869 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
6870 (sync_boolc<mode>_internal2): Delete.
6871 (sync_boolcc<mode>_internal): Delete.
6872 (isync, lwsync): Use unspec instead of unspec_volatile.
6873 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
6874 Revert UNSPEC_VOLATILE.
6875 (rs6000_split_atomic_op): New.
6876 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
6878 2005-07-14 Eric Christopher <echristo@redhat.com>
6880 * config/mips/mips.c (mips_canonicalize_comparison): Cast
6881 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
6883 2005-07-14 Eric Christopher <echristo@redhat.com>
6885 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
6887 2005-07-14 Steven Bosscher <stevenb@suse.de>
6889 PR tree-optimization/22230
6890 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
6891 the computation of the four cross productions for "range op range".
6893 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
6894 Ulrich Weigand <uweigand@de.ibm.com>
6897 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
6900 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
6902 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
6904 2005-07-14 Steve Ellcey <sje@cup.hp.com>
6906 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
6908 2005-07-14 Richard Guenther <rguenther@suse.de>
6911 * config/i386/i386-protos.h (ix86_function_value): Change
6912 prototype to match new target hook.
6913 * config/i386/i386.c (ix86_value_regno): Change prototype
6914 to take extra type argument.
6915 (TARGET_FUNCTION_VALUE): Define.
6916 (ix86_function_ok_for_sibcall): Pass extra argument to
6917 ix86_value_regno, check return slot rtx for exact match.
6918 (ix86_function_value): Take extra parameter. Dispatch to
6919 ix86_value_regno with fndecl/fntype as provided.
6920 (ix86_value_regno): Handle extra type argument.
6921 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
6923 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
6924 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
6925 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
6926 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
6927 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
6929 2005-07-14 Richard Guenther <rguenther@suse.de>
6931 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
6932 * calls.c (expand_call): Pass fntype to hard_function_value.
6933 (emit_library_call_value_1): Likewise.
6934 * explow.c: Include target.h.
6935 (hard_function_value): Take extra argument, the fntype.
6936 Use new target hook for function_value.
6937 * expr.h (hard_function_value): Change prototype.
6938 * function.c (aggregate_value_p): Pass 0 as fntype to
6939 hard_function_value.
6940 (assign_parms): Use new target hook for function_value.
6941 Pass 0 as fntype to hard_function_value.
6942 (expand_function_end): Likewise.
6943 * reg-stack.c: Include target.h.
6944 (stack_result): Use new target hook for function_value.
6945 * target-def.h: New target hook function_value.
6946 * target.h: Likewise.
6947 * targhooks.c (default_function_value): New function.
6948 * targhooks.h (default_function_value): Declare.
6950 2005-07-13 Ian Lance Taylor <ian@airs.com>
6952 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
6954 2005-07-14 Jan Hubicka <jh@suse.cz>
6956 * tree-dfa.c (dump_variable): Use default_def function.
6957 * tree-ssa-alias.c (dump_points_to_info): Likewise.
6958 * tree-ssa.c (verify_use): Likewise.
6959 * tree-ssanames.c (release_ssa_name): Likewise.
6960 * tree-tailcall.c (eliminate_tail_call): Likewise.
6961 (tree_optimize_tail_calls_1): Likewise.
6962 * tree-vrp.c (get_value_range): Likewise.
6964 2005-07-14 Ben Elliston <bje@au.ibm.com>
6966 * gcc.c (main): Compare language[0] with '*' when iterating over
6969 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6971 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
6972 "s390_emit_compare". Add handling of CCZ1mode.
6973 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
6974 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
6976 (s390_branch_condition_mask): Add CCZ1mode handling.
6977 * config/s390/s390.md: ("seq", "*seq"): New pattern.
6978 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
6979 Use CCZ1mode instead of CCZmode.
6980 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
6982 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6984 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
6986 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
6988 2005-07-13 Eric Christopher <echristo@redhat.com>
6990 * config/mips/mips.c (mips_canonicalize_comparison): New.
6991 (mips_emit_int_relational): Use.
6993 2005-07-13 Eric Christopher <echristo@redhat.com>
6995 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6997 * config/s390/s390.md: Include tpf.md. Move tpf specific
6999 * config/s390/tpf.md: To here.
7000 * config/s390/s390.opt: Move tpf specific options...
7001 * config/s390/tpf.opt: to here. Add mmain option.
7002 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7003 * config/s390/tpf.h: Rewrite.
7005 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
7007 * doc/tm.texi: Remove @xref{Cross-profiling}.
7009 2005-07-13 Jeff Law <law@redhat.com>
7011 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
7012 expressions, test their _DECL operands for pointer equality rather
7013 than using operand_equal_p.
7015 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
7017 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
7018 (TARGET_POSIX_IO): This.
7019 * config/darwin.h: Likewise.
7020 * config/freebsd.h: Likewise.
7021 * config/linux.h: Likewise.
7022 * config/lynx.h: Likewise.
7023 * config/netbsd.h: Likewise.
7024 * config/rs6000/linux64.h: Likewise.
7025 * config/rs6000/linux.h: Likewise.
7026 * config/s390/tpf.h: Likewise.
7027 * config/sh/embed-elf.h: Likewise.
7028 * config/sparc/linux64.h: Likewise.
7029 * config/sparc/linux.h: Likewise.
7030 * config/svr4.h: Likewise.
7031 * gcov-io.h: Likewise.
7033 * doc/tm.texi: Updated.
7035 * libgcov.c (create_file_directory): Defined only if
7036 TARGET_POSIX_IO is defined.
7037 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
7040 2005-07-13 Jan Hubicka <jh@suse.cz>
7042 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
7044 2005-07-13 David Edelsohn <edelsohn@gnu.org>
7046 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
7047 structure as argument.
7049 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
7051 PR tree-optimization/21921
7052 * tree-iterator.c (tsi_link_before): Support the case when
7053 tsi_end_p (tsi) == true.
7055 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7057 PR tree-optimization/22442
7058 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
7061 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7063 PR rtl-optimization/20376
7064 * toplev.c (process_options): Enable -fweb and -frename-registers when
7066 * doc/invoke.texi: Update the information about when -fweb and
7067 -frename-registers are enabled.
7069 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7072 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
7073 if *rhs_p is not a SSA_NAME.
7075 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
7077 Fix PR tree-optimization/22422
7078 * tree-ssa-structalias.c (struct variable_info): Add flag for
7080 (get_varinfo): Now a static function.
7081 (new_varinfo): init has_union and is_special_var to false.
7082 (solution_set_add): Check has_union.
7083 (do_da_constraint): Move temporary variable so it gets reset
7085 Also check for special variable.
7086 (do_ds_constraint): Ditto.
7087 (do_sd_constraint): Ditto.
7088 (do_structure_copy): Check for special variable.
7089 (find_func_aliases): Ditto.
7090 (init_base_vars): Set special vars properly.
7092 2005-07-13 Jan Hubicka <jh@suse.cz>
7094 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
7097 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
7098 (get_expr_operands): Fix thinko wrt flags and subvars.
7100 PR tree-optimize/22379
7101 * tree-inline.c (expand_call_inline): Do not output sorry in early
7104 2005-07-12 Dale Johannesen <dalej@apple.com>
7106 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
7108 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7111 * host-linux.h: Include limits.h.
7113 2005-07-12 Dale Johannesen <dalej@apple.com>
7115 * expr.c (compress_float_constant): Add cost check.
7116 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
7118 2005-07-12 Dale Johannesen <dalej@apple.com>
7120 * gcc.target/i386/compress-float-sse.c: New.
7121 * gcc.target/i386/compress-float-sse-pic.c: New.
7122 * gcc.target/i386/compress-float-387.c: New.
7123 * gcc.target/i386/compress-float-387-pic.c: New.
7124 * gcc.dg/compress-float-ppc.c: New.
7125 * gcc.dg/compress-float-ppc-pic.c: New.
7127 2005-07-12 Eric Christopher <echristo@redhat.com>
7129 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
7131 * config/s390/s390.md: Include tpf.md. Move tpf specific
7133 * config/s390/tpf.md: To here.
7134 * config/s390/s390.opt: Move tpf specific options...
7135 * config/s390/tpf.opt: to here. Add mmain option.
7136 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7137 * config/s390/tpf.h: Rewrite.
7139 2005-07-12 Eric Christopher <echristo@redhat.com>
7141 * gcc.c (struct infile): Update comment for language.
7142 (main): Rewrite input file resetting code.
7144 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7147 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
7148 requiring a cast in a non RHS of modify_expr. Add a cast when required.
7149 (lookup_avail_expr): Use constant_boolean_node instead
7150 of boolean_false_node/boolean_true_node.
7152 2005-07-12 Ben Elliston <bje@au.ibm.com>
7154 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
7155 and use it when printing num_edges.
7157 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
7159 * doc/extend.texi (Blackfin Built-in Functions): New section.
7160 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
7163 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
7165 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
7166 s/cmpstrsi/cmpstrnsi
7167 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
7169 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
7170 (init_optabs): Initialize cmpstrn_optab.
7171 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
7172 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
7173 * expr.c: (enum insn_code cmpstrn_optab): Declare.
7174 * config/i386/i386.md: s/cmpstr/cmpstrn
7175 * config/c4x/c4x.md: s/cmpstr/cmpstrn
7176 * doc/md.texi: Update documentation.
7178 2005-07-11 Richard Henderson <rth@redhat.com>
7180 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
7181 build_va_arg_indirect_ref.
7182 (alpha_gimplify_va_arg): Likewise.
7183 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
7184 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
7185 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
7186 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
7187 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
7188 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
7190 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
7192 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7194 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
7195 * passes.c (init_optimization_passes): Add pass_empty_loop.
7196 * tree-pass.h (pass_empty_loop): Declare.
7197 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
7198 try_remove_empty_loop, remove_empty_loops): New functions.
7199 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
7200 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
7202 2005-07-12 Peter Barada <peter@the-baradas.com>
7206 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
7207 in address registers.
7208 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
7209 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
7210 alternative of addsi3_5200.
7212 2005-07-11 Ian Lance Taylor <ian@airs.com>
7214 * config/mips/mips.md (ffs<mode>2): Remove.
7216 2005-07-11 Ian Lance Taylor <ian@airs.com>
7218 * doc/tree-ssa.texi (Cleanups): Improve description of
7220 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
7222 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7224 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
7225 * tree.h (DECL_ARGUMENT_FLD): New macro.
7227 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7229 Fix PR tree-optimization/22404
7231 * tree-ssa-structalias.c (create_variable_info_for): Use
7234 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
7236 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
7237 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
7238 for second comparison operand.
7239 * config/bfin/predicates.md (reg_or_const_int_operand): New.
7241 * config/bfin/bfin.md (define_attr "type"): Add "sync".
7242 (define_insn_reservation "alu"): Likewise.
7243 (csync, ssync): Now of type sync.
7244 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
7245 -mcsync-anomaly -mspecld-anomaly.
7246 * config/bfin/bfin.opt (mcsync): Remove.
7247 (mcsync-anomaly, mspecld-anomaly): Add.
7248 * config/bfin/bfin.c: Include "insn-codes.h".
7249 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
7250 (TARGET_DEFAULT_TARGET_FLAGS): New.
7251 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
7253 2005-07-11 Steven Bosscher <stevenb@suse.de>
7255 * basic-block.h: Give the BB flags enum a name, bb_flags.
7256 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
7257 * cfgcleanup.c (enum bb_flags): Remove here.
7258 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
7259 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
7260 (update_forwarder_flag): Likewise.
7261 (thread_jump): Likewise.
7262 (try_forward_edges): Likewise.
7263 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
7264 forwarder flags. Don't clear bb->aux for all basic blocks. Only
7265 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
7267 2005-07-11 Richard Guenther <rguenther@suse.de>
7269 * config/i386/i386.opt: New target option -msseregparm.
7270 * config/i386/i386.c (override_options): Error out for
7271 -msseregparm but no SSE support.
7272 (ix86_function_sseregparm): Check for global sseregparm.
7273 * doc/invoke.texi: Document -msseregparm.
7275 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7277 * config.gcc (m32r-*-linux*): Use the default extra_parts.
7278 (m32rle-*-linux*): Ditto.
7280 2005-07-11 Jakub Jelinek <jakub@redhat.com>
7282 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
7283 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
7286 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7290 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
7291 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
7293 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
7295 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
7296 (varmap): Heapify varmap.
7297 (constraints): Heapify constraints.
7298 (struct constraint_graph): Heapify succs and preds.
7299 (constraint_vec_find): Update for heapification.
7300 (constraint_set_union): Ditto.
7301 (insert_into_complex): Ditto.
7302 (constraint_edge_vec_find): Ditto.
7303 (erase_graph_self_edge): Ditto.
7304 (add_graph_edge): Ditto.
7305 (get_graph_weights): Ditto.
7306 (merge_graph_nodes): Ditto.
7307 (build_constraint_graph): Ditto.
7308 (topo_visit): Ditto.
7309 (solve_graph): Ditto.
7310 (create_variable_info_for): Ditto.
7311 (init_base_vars): Ditto.
7312 (delete_points_to_sets): Free graph, varmap, and complex constraints.
7313 (condese_varmap_nodes): Free complex vector.
7314 (clear_edges_for_node): Clear succs and preds vector.
7316 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7318 * tree-ssa-structalias.c (update_alias_info): Change counting of
7319 references to not include vdefs.
7321 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7323 * tree-ssa-alias.c (free_used_part_map): Add missing free.
7326 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7328 * pa.c (pa_commutative_p): Make PLUS commutative when
7329 TARGET_NO_SPACE_REGS is true.
7331 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7333 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
7334 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
7335 * tree-dfa.c (dump_subvars_for): New.
7336 (debug_subvars_for): New.
7337 (dump_variable): Show subvariables if VAR has them.
7338 * tree-flow-inline.h (get_subvar_at): New.
7339 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
7340 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
7342 (struct subvar): Change fields offset and size to unsigned
7344 (dump_subvars_for): Declare.
7345 (debug_subvars_for): Declare.
7346 (get_subvar_at): Declare.
7347 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
7348 to unsigned HOST_WIDE_INT *.
7349 (overlap_subvar): Likewise.
7350 * tree-gimple.c (is_gimple_reg): Always return false for
7351 SFTs and memory tags.
7352 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
7354 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
7355 (compute_may_aliases): Call compute_points_to_sets.
7356 (collect_points_to_info_for): Remove.
7357 (compute_points_to_and_addr_escape): Remove.
7358 (delete_alias_info): Call delete_points_to_sets.
7359 (compute_flow_sensitive_aliasing): If the call to
7360 find_what_p_points_to returns false, call set_pt_anything.
7361 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
7362 (set_pt_anything): Clear pi->pt_vars.
7363 (set_pt_malloc): Remove.
7364 (merge_pointed_to_info): Remove.
7365 (add_pointed_to_expr): Remove.
7366 (add_pointed_to_var): Remove.
7367 (collect_points_to_info_r): Remove.
7368 (is_escape_site): Make extern.
7370 (create_overlap_variables_for): Call it.
7371 * tree-ssa-copy.c (merge_alias_info): Never merge
7372 flow-sensitive alias information.
7373 * tree-ssa-operands.c (get_expr_operands): Adjust variables
7374 offset and size to be unsigned HOST_WIDE_INT.
7375 (add_to_addressable_set): Rename from note_addressable.
7376 Set TREE_ADDRESSABLE as the variables are added to the set.
7378 (add_stmt_operand): Do not try to micro-optimize unmodifiable
7379 operands into VUSEs when adding V_MAY_DEFs for members in an
7381 * tree-ssa-operands.h (add_to_addressable_set): Declare.
7382 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
7383 (struct variable_info): Add bitfield is_heap_var.
7384 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
7385 (new_var_info): Initialize is_heap_var.
7386 (get_constraint_for): Add HEAP variables to the symbol table.
7387 Mark them with is_heap_var.
7388 (update_alias_info): New. Taken mostly from the old
7389 compute_points_to_and_addr_escape.
7390 (handle_ptr_arith): New.
7391 (find_func_aliases): Call update_alias_info.
7392 Call handle_ptr_info for tcc_binary expressions.
7393 Call mark_stmt_modified.
7394 (create_variable_info_for): If DECL has subvars, do not create
7395 variables for its subvars. Always add all the fields.
7396 (set_uids_in_ptset): If the solution includes ANYOFFSET and
7397 SFTs, then add all the SFTs of the structure.
7398 If VI->DECL is an aggregate with subvariables, add the SFT at
7400 (find_what_p_points_to): If VI is an artificial variable,
7401 translate to bitfields in SSA_NAME_PTR_INFO.
7402 If the solution is empty, set pi->pt_vars to NULL
7403 (init_base_vars): Create ANYOFFSET.
7404 (compute_points_to_sets): Rename from create_alias_vars.
7406 (pass_build_pta): Remove.
7407 (delete_points_to_sets): Rename from delete_alias_vars.
7408 (pass_del_pta): Remove.
7409 * tree-ssa-structalias.h (struct alias_info): Move from
7411 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
7412 NUM_REFERENCES_SET): Likewise.
7413 (compute_points_to_sets, delete_points_to_sets): Declare.
7415 2005-07-09 Richard Henderson <rth@redhat.com>
7417 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
7418 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
7419 alpha_split_lock_test_and_set_12): New functions.
7420 * config/alpha/alpha-protos.h: Update.
7421 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
7422 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
7423 * config/alpha/sync.md (I12MODE): New.
7424 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
7425 (sync_<fetchop_name><I48MODE>): Likewise.
7426 (sync_nand<I48MODE>): Likewise.
7427 (sync_old_<fetchop_name><I48MODE>): Likewise.
7428 (sync_new_<fetchop_name><I48MODE>): Likewise.
7429 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
7430 (sync_compare_and_swap<I48MODE>): Likewise.
7431 (sync_lock_test_and_set<I48MODE>): Likewise.
7432 (sync_compare_and_swap<I12MODE>): New.
7433 (sync_compare_and_swap<I12MODE>_1): New.
7434 (sync_lock_test_and_set<I12MODE>): New.
7435 (sync_lock_test_and_set<I12MODE>_1): New.
7437 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7441 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
7443 2005-07-09 Jakub Jelinek <jakub@redhat.com>
7445 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
7446 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
7448 2005-07-09 Richard SAndiford <richard@codesourcery.com>
7451 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7453 2005-07-08 David Edelsohn <edelsohn@gnu.org>
7455 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
7456 memory_operand constraint.
7457 (store_conditional_<mode>): Same.
7458 (sync_compare_and_swap<mode>): Same.
7459 (sync_lock_test_and_set<mode>): Same.
7461 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
7463 Rewrite PIC support to more closely model actual instructions.
7464 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
7465 (cris_symbol): Remove prototypes for removed functions.
7466 (cris_pic_symbol_type_of, cris_valid_pic_const)
7467 (cris_expand_pic_call_address): Prototypes for new functions.
7468 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
7470 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
7472 <case ':'>: Add case for new punctuation character.
7473 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
7474 emitting (extra) PIC modifier.
7475 <case UNSPEC>: Do not assert for PLT.
7476 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
7477 (cris_expand_prologue, cris_expand_epilogue): Check
7478 for pic_offset_table_rtx usage instead of taking
7479 current_function_uses_pic_offset_table as the final word.
7480 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
7481 Remove flag_pic difference.
7482 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
7483 the moral equivalents of...
7484 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
7486 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
7487 (cris_handle_option): Mark ARG as unused.
7488 (cris_expand_pic_call_address): New worker function for "call",
7490 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
7491 output PIC constructs here.
7492 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
7493 as symbol-specific modifers, not whole or part of operands.
7494 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
7495 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
7496 constants and flag_pic.
7497 (CONSTANT_INDEX_P): Adjust for new functions.
7498 (enum cris_pic_symbol_type): New helper type.
7499 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
7500 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
7501 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
7503 ("movsi"): Emit actual instructions for GOT and relative access.
7504 ("*movsi_got_load"): New pattern to set up the register holding
7506 ("*movsi_internal"): Operand 1 is not a plain general_operand.
7507 Adjust FIXME for 'S'.
7508 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
7509 Use "movs" for -fpic cases.
7510 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
7511 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
7512 ("call", "call_value"): Just call cris_expand_pic_call_address for
7514 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
7515 Remove special pattern.
7516 ("*expanded_call_side", "*expanded_call_value_side"): New
7518 (gotplt-to-plt, gotplt-to-plt-side-call)
7519 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
7521 * config/cris/cris/predicates.md
7522 ("cris_general_operand_or_gotless_symbol"): Remove unused
7524 ("cris_general_operand_or_symbol"): Adjust for new functions.
7526 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7528 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
7530 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
7532 * Makefile.in (TREE_H): Add treestruct.def.
7533 (c-decl.o): Add pointer-set.h
7534 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
7535 visibility on regular DECL's.
7536 (merge_decls): Fix the copying of decl nodes of various types for
7537 the new structures. Don't update RTL, section name, weak status,
7538 etc, on DECL's without RTL.
7539 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
7540 Don't check volatile on non-variable types.
7541 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
7542 to check whether we have seen arguments.
7543 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
7544 flag is checked before field (flag is common, field is not).
7545 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
7546 TS_DECL_COMMON could have an origin.
7547 (add_location_or_const_value_attribute): Don't check section name
7548 on non-var/function decls.
7549 (dwarf2out_var_location): Reverse order of tests.
7550 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
7551 with DECL_WRTL_CHECK.
7552 * expmed.c (make_tree): rtl is now in decl_with_rtl.
7553 * fold-const.c (fold_binary): Don't check weakness on
7554 non-var/function decls.
7555 (tree_expr_nonzero_p): Ditto.
7556 (fold_checksum_tree): Use tree_decl_extra as sizeof
7558 * ggc-page.c (extra_order_size_table): Add sizes for
7559 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
7561 * gimplify.c (gimplify_bind_expr): Only set
7562 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
7563 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
7565 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
7566 * langhooks.h (init_ts). New langhook.
7567 * passes.c (rest_of_decl_compilation): Reverse order of tests.
7568 * print-tree.c (print_node): Update to only print fields that
7569 exist in the structures the passed decl has.
7570 * toplev.c (wrapup_global_declarations): Don't reset
7571 DECL_DEFER_OUTPUT on DECL's that don't contain it.
7572 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
7573 * tree-inline.c (remap_decl): Ditto.
7574 * tree-outof-ssa.c (create_temp): Reverse order of tests.
7575 * tree-pretty-print.c (print_declaration): Don't print
7576 DECL_REGISTER on things that don't contain it.
7577 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
7578 non-var/function decls.
7579 * tree.c (tree_contains_struct): New structure.
7580 (init_priority_for_decl): New hashtable.
7581 (tree_int_map): New structure.
7582 (tree_int_map_eq): New function.
7583 (tree_int_map_marked_p): Ditto.
7584 (tree_int_map_hash): Ditto.
7585 (tree_map): Move to tree.h.
7586 (tree_map_eq): Externalize.
7587 (tree_map_hash): Ditto.
7588 (tree_map_marked_p): Ditto.
7589 (init_ttree): Set up tree_contains_struct and call langhook.
7590 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
7591 (tree_code_size): Update for new structures.
7592 (tree_node_structure): Update for new structures.
7593 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
7595 (copy_node_stat): Copy init priority.
7596 (build_decl_stat): Ditto for visibility.
7597 (ts_enum_names): New.
7598 (tree_contains_struct_check_failed): New function.
7599 (decl_init_priority_lookup): Ditto.
7600 (decl_init_priority_insert): Ditto.
7601 * treestruct.def: New file.
7602 * tree.h (CODE_CONTAINS_STRUCT): New macro.
7603 (CONTAINS_STRUCT_CHECK): Ditto.
7604 (tree_contains_struct_check_failed): New prototype.
7605 (DECL_CHECK): Removed.
7606 (DECL_MINIMAL_CHECK): New.
7607 (DECL_COMMON_CHECK): Ditto.
7608 (DECL_WRTL_CHECK): Ditto.
7609 (DECL_NON_COMMON_CHECK): Ditto.
7610 (DECL_WITH_VIS_CHECK): Ditto.
7611 (VAR_OR_FUNCTION_DECL_P): Ditto
7612 (struct tree_decl_minimal): New structure.
7613 (struct tree_decl_common): Ditto.
7614 (struct tree_decl_with_rtl): Ditto.
7615 (struct tree_decl_with_vis): Ditto.
7616 (struct tree_decl_non_common): Ditto.
7617 (struct tree_field_decl): Ditto.
7618 (struct tree_parm_decl): Ditto.
7619 (struct tree_var_decl): Ditto.
7620 (struct tree_function_decl): Ditto.
7621 (struct tree_const_decl): Ditto.
7622 (struct tree_result_decl): Ditto.
7623 (union tree_node): Add new structures.
7624 * var-tracking.c (track_expr_p): Reverse order of tests.
7626 * doc/c-tree.texi: Add documentation on DECL node internal structure.
7628 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7630 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
7631 * system.h: Poison FINALIZE_PIC.
7632 * doc/tm.texi (FINALIZE_PIC): Remove.
7634 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7637 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
7638 to the correct type if we have a MODIFY_EXPR.
7640 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7642 PR tree-optimization/22360
7643 * tree.c (upper_bound_in_type): Fix calculations for casting
7644 to a non-wider signed type and casting a signed value to a
7645 wider unsigned type.
7646 (lower_bound_in_type): Fix calculations for casting to a
7647 non-wider signed type.
7649 PR tree-optimization/20139
7650 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
7652 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
7653 fold_cond_expr_cond.
7654 * tree-ssanames.c (release_defs): Assert in_ssa_p.
7655 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
7657 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7660 * tree-complex.c (expand_complex_libcall): Produce
7661 REALPART_EXPR/IMAGPART_EXPR with the correct type.
7663 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
7665 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
7666 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
7667 b" assert and inserted fastpath code for this case.
7668 (bitmap_ior): Removed "a != b" assert.
7670 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7672 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
7673 (ENDFILE_SPEC): Likewise.
7674 * config/m32r/m32r.h (ASM_SPEC): Likewise.
7676 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
7677 a large stack frame at epilogue.
7679 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
7681 * final.c: Include sdbout.h when required.
7683 2005-07-07 Geoffrey Keating <geoffk@apple.com>
7685 * config.gcc (*-*-darwin*): Only one target-specific header file
7687 (powerpc-*-darwin*): Add version-specific header files.
7688 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
7689 * config.in: Regenerate.
7690 * configure: Regenerate.
7691 * gcc.c: Include xregex.h.
7692 (version_compare_spec_function): New.
7693 (spec_function): Add version-compare.
7694 (replace_outfile_spec_function): Reformat comment.
7695 (compare_version_strings): New.
7696 * config/darwin-c.c (version_as_macro): New.
7697 (builtin_define): New.
7698 (darwin_cpp_builtins): New.
7699 * config/darwin-protos.h (darwin_cpp_builtins): New.
7700 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
7701 (LIB_SPEC): Make unconditional, update comment.
7702 (TARGET_C99_FUNCTIONS): Define.
7703 * config/darwin.opt: Sort.
7704 (mmacosx-version-min=): New.
7705 * config/darwin7.h: Delete.
7706 * config/darwin8.h: Delete.
7707 * config/i386/darwin.h (): Call darwin_cpp_builtins.
7708 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
7709 (TARGET_C99_FUNCTIONS): Define.
7710 * config/rs6000/darwin7.h: New.
7711 * config/rs6000/darwin8.h: New.
7712 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
7713 (-mmacosx-version-min): Document.
7715 2005-07-07 Ian Lance Taylor <ian@airs.com>
7717 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
7719 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
7722 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
7724 2005-07-07 Khem Raj <kraj@mvista.com>
7726 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
7727 in bytes, not words.
7729 2005-07-07 Paul Brook <paul@codesourcery.com>
7731 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
7732 DEFAULT_FUNCTION_ARG_PADDING to upward.
7734 2005-07-07 Richard Henderson <rth@redhat.com>
7736 * function.c (locate_and_pad_parm): Record parameter alignment in
7737 stack_alignment_needed.
7739 2005-07-07 David Edelsohn <edelsohn@gnu.org>
7741 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
7742 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
7743 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
7744 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
7745 (define_attr "type"): Add isync, sync, load_l, store_c.
7746 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
7747 Create scratch volatile MEM.
7748 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
7750 (load_locked_<mode>): New.
7751 (store_conditional_<mode>): New.
7752 (sync_compare_and_swap<mode>): Replace with splitter.
7753 (sync_lock_test_and_set<mode>): Replace with splitter.
7754 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
7756 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
7757 is ics. Attribute isync.
7758 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
7760 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
7761 and UNSPECV_SYNC_OP.
7762 (emit_unlikely_jump): New.
7763 (emit_load_locked): New.
7764 (emit_store_conditional): New.
7765 (rs6000_split_compare_and_swap): New.
7766 (rs6000_split_lock_test_and_set): New.
7767 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
7768 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
7769 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
7770 rs6000_split_lock_test_and_set): Declare.
7771 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
7772 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
7773 store_c, isync, sync.
7775 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
7777 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
7778 filenames to gtyp-gen.h.
7779 (s-typ-gen): Use it in place of for loops.
7781 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
7783 * hooks.c (hook_bool_rtx_int_false): New function.
7784 * hooks.h (hook_bool_rtx_int_false): Declare.
7785 * target-def.h (TARGET_COMMUTATIVE_P): Define.
7786 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
7787 * target.h (struct gcc_target): Add commutative_p member.
7788 * targhooks.c (hook_bool_rtx_commutative_p): New function.
7789 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
7790 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
7791 (pa_commutative_p): New function.
7792 * jump.c (target.h): Include.
7793 (rtx_renumbered_equal_p): Use targetm.commutative_p.
7794 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
7796 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7798 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
7799 (s390_expand_setmem): New.
7800 * config/s390/s390.c: Likewise.
7801 (print_shift_count_operand): Truncate to 12 bits instead of 6.
7803 * config/s390/s390.md: ("setmem<mode>"): Accept character as
7804 general_operand. Call new function "s390_expand_setmem".
7805 ("clrmem_long", "*clrmem_long"): Rewrite to ...
7806 ("setmem_long", "*setmem_long"): ... this.
7808 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7810 * config/s390/s390.c: (optimization_options): Enable
7811 TARGET_MVCLE at -Os.
7812 * doc/invoke.texi: Document changes in default behaviour.
7813 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
7815 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7817 * expr.c: (set_storage_via_setmem): Convert opchar to mode
7818 defined by back-end.
7820 2005-07-07 Jakub Jelinek <jakub@redhat.com>
7822 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
7823 all sets in the pattern.
7824 * config/rs6000/rs6000.md (stack_protect_testsi,
7825 stack_protect_testdi): Likewise.
7827 2005-07-06 Jeff Law <law@redhat.com>
7829 * tree-vrp.c (simplify_using_ranges): Kill.
7830 (vrp_finalize): Remove call to simplify_using_ranges.
7831 (simplify_stmt_using_ranges): New function extracted from
7832 simplify_using_ranges.
7833 (simplify_div_or_mod_using_ranges): Likewise.
7834 (simplify_abs_using_ranges): Likewise.
7835 (simplify_cond_using_ranges): New function.
7836 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
7837 * tree-ssa-propagate.c (substitute_and_fold): Call
7838 simplify_stmt_using_ranges if we have range information.
7840 2005-07-06 James E. Wilson <wilson@specifixinc.com>
7842 * config/ia64/ia64.c (ia64_reorg): Check optimize before
7843 ia64_flag_schedule_isns2.
7845 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
7846 reading/writing general registers.
7847 (ia64_function_arg): Revert 2005-06-18 change.
7849 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7851 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
7852 (legitimize_tls_address): Use gcc_unreachable instead of abort.
7854 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
7856 * function.c (expand_function_end): Revert part of 2005-06-27
7857 patch. Do sjlj_emit_function_exit_after after return_label.
7859 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7861 * doc/install.texi (--disable-libssp): New.
7863 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
7865 * doc/invoke.texi: Update -fforce-mem documentation.
7866 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
7867 code for -fforce-mem.
7868 * expmed.c: (store_bit_field,store_fixed_bit_field,
7869 extract_bit_field): Ditto.
7870 * expr.c: (convert_move): Ditto.
7871 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
7872 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
7873 emit_conditional_add,expand_float,expand_fix): Ditto.
7874 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
7875 (common_handle_option): Issue warning when -fforce-mem specified.
7877 2005-07-06 Paul Brook <paul@codesourcery.com>
7879 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
7881 * configure: Regenerate.
7883 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
7885 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
7887 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
7889 Fix PR tree-optimization/22319
7890 Fix PR tree-optimization/22140
7891 Fix PR tree-optimization/22310
7893 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
7894 variable sized types.
7895 Use correct type for intermediate structure on *a = *b structure
7898 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7900 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
7902 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
7903 (machine_function): Move typedef to...
7904 * config/rs6000/rs6000.c (machine_function): ... here. Add
7905 varargs_save_offset field.
7906 (rs6000_stack_t): Remove varargs_size field.
7907 (setup_incoming_varargs): Allocate varargs save area using
7908 assign_stack_local, try to make it as small as possible.
7909 Save offset from virtual_stack_vars_rtx to the save area
7910 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
7911 instead of magic 8 when fp word byte size is used.
7912 (rs6000_va_start): Use cfun->machine->varargs_save_offset
7913 instead of -RS6000_VARARGS_SIZE.
7914 (rs6000_stack_info, debug_stack_info,
7915 rs6000_initial_elimination_offset): Remove all traces of
7917 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
7918 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
7919 RS6000_VARARGS_AREA.
7921 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
7923 PR tree-optimization/21963
7924 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
7925 constant_multiple_of in the same way get_computation_cost_at does.
7927 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7929 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
7930 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
7931 (gen_compare_reg): If sparc_compare_emitted is set, clear it
7932 and return its previous value.
7933 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
7934 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
7936 (stack_protect_set, stack_protect_test): New expanders.
7937 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
7938 stack_protect_testdi): New insns.
7939 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7940 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
7942 2005-07-06 Jeff Law <law@redhat.com>
7944 * tree-ssa-dce.c (cfg_altered): New global.
7945 (tree_dce_init): Initialize cfg_altered.
7946 (remove_dead_stmt): If we remove an edge in the CFG, then set
7948 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
7951 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7953 * Makefile.in (stamp-collect-ld): Use
7954 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
7955 ./collect-ld if it already exists.
7956 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
7957 Don't remove ./nm if it already exists.
7959 2005-07-05 Devang Patel <dpatel@apple.com>
7961 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
7962 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
7963 * tree-vectorizer.c (vect_loop_location): New.
7964 (vect_print_dump_info): Use vect_loop_location.
7965 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
7966 (vectorize_loops): Set vect_loop_location.
7967 * tree-vect-analyze.c (vect_analyze_offset_expr,
7968 vect_determin_vectorization_factor, vect_analyze_operations,
7969 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
7970 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
7971 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
7972 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
7973 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
7974 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
7975 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
7976 vect_analyze_loop): Adjust vect_print_dump_info API.
7977 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
7978 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
7979 vect_finish_stmt_generation, vectorizable_assignment,
7980 vectorizable_operation, vectorizable_store, vectorizable_load,
7981 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
7982 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
7983 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
7984 vect_transform_loop): Same.
7985 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
7986 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
7989 2005-07-05 Randolph Chung <tausq@debian.org>
7991 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
7992 * configure: Regenerate.
7993 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
7994 (pa_tls_referenced_p): Declare.
7995 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
7996 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
7997 (legitimize_tls_address): New.
7998 (hppa_legitimize_address): Handle TLS addresses.
7999 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
8000 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
8001 (emit_move_sequence): Handle TLS addresses.
8002 (pa_encode_section_info): Call default handler to handle common
8004 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
8005 (CONSTANT_ADDRESS_P): Reject TLS operands.
8006 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
8007 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
8008 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
8009 (UNSPEC_TLSLE): Define new constants.
8010 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
8011 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
8012 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
8013 (tie_symbolic_operand, tle_symbolic_operand): New
8015 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
8017 * aclocal.m4: Update macros for autoconf 2.59 style.
8018 * configure.ac: Likewise.
8020 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8022 * pa.c (function_value): Handle small aggregates on 32-bit targets.
8023 (function_arg): Pass small aggregates in general registers on 32-bit
8025 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
8027 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
8029 * Makefile.in (final.o): Fix dependencies.
8031 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8035 * langhooks.h (struct lang_hooks): Add expr_to_decl.
8036 * langhooks.c (lhd_expr_to_decl): New.
8037 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
8039 (LANG_HOOKS_INITIALIZER): Update.
8040 * tree.c (recompute_tree_invarant_for_addr_expr): Call
8041 expr_to_decl langhook.
8042 * c-tree.h (c_expr_to_decl): Declare.
8043 * c-typeck.c (c_expr_to_decl): New.
8044 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
8046 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
8048 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8051 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
8052 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
8054 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
8056 * Makefile.in: Adjust dependencies.
8057 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
8058 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
8059 * alias.c (rest_of_handle_cfg, pass_cfg): New.
8060 * bb-reorder.c (duplicate_computed_gotos): Make it static.
8061 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
8062 rest_of_compilation.
8064 * bb-reorder.c (gate_duplicate_computed_gotos,
8065 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
8066 rest_of_handle_reorder_blocks, pass_reorder_blocks,
8067 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
8068 pass_partition_blocks): New.
8069 * bt-load.c (gate_handle_branch_target_load_optimize,
8070 rest_of_handle_branch_target_load_optimize,
8071 pass_branch_target_load_optimize): New.
8072 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
8074 * cfglayout.c (pass_insn_locators_initialize): New.
8075 * cfgrtl.c (pass_free_cfg): New.
8076 * combine.c (gate_handle_combine, rest_of_handle_combine,
8078 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
8079 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
8080 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
8081 * except.c (pass_set_nothrow_function_flags,
8082 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
8084 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
8085 rest_of_handle_shorten_branches, pass_shorten_branches,
8086 rest_of_clean_state, pass_clean_state): New.
8087 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
8088 rest_of_handle_remove_death_notes, pass_remove_death_notes,
8089 rest_of_handle_life, pass_life, rest_of_handle_flow2,
8091 * function.c (pass_instantiate_virtual_regs, pass_init_function,
8092 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
8093 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
8094 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
8096 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
8097 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
8098 pass_rtl_ifcvt, gate_handle_if_after_combine,
8099 rest_of_handle_if_after_combine, pass_if_after_combine,
8100 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
8101 pass_if_after_reload): New.
8102 * integrate.c (pass_initial_value_sets): New.
8103 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
8104 pass_purge_lineno_notes): New.
8105 * mode-switching.c (rest_of_handle_mode_switching,
8106 pass_mode_switching): New.
8107 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
8108 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
8110 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
8111 pass_loop_optimize): New.
8112 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
8114 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
8116 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
8117 pass_postreload_cse): New.
8118 * profile.c (gate_handle_profiling, pass_profiling,
8119 rest_of_handle_branch_prob, pass_branch_prob): New.
8120 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
8121 pass_split_before_regstack, gate_handle_split_before_regstack,
8122 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
8123 rest_of_handle_split_all_insns, pass_split_all_insns): New.
8124 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
8125 pass_stack_regs): New.
8126 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
8127 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
8128 pass_stack_adjustments): New.
8129 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
8130 pass_regrename): New.
8131 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
8132 pass_delay_slots, gate_handle_machine_reorg,
8133 rest_of_handle_machine_reorg, pass_machine_reorg): New.
8134 * rtl.h (extern void purge_line_number_notes): New.
8135 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
8136 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
8138 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
8140 * value-prof.c (gate_handle_value_profile_transformations,
8141 rest_of_handle_value_profile_transformations,
8142 pass_value_profile_transformations): New.
8143 * var-tracking.c (gate_handle_var_tracking,
8144 pass_variable_tracking): New.
8145 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
8147 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
8148 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
8149 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
8150 rest_of_handle_old_regalloc, rest_of_handle_regrename,
8151 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
8152 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
8153 rest_of_handle_gcse2, rest_of_handle_regmove,
8154 rest_of_handle_tracer, rest_of_handle_if_conversion,
8155 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
8156 rest_of_handle_web, rest_of_handle_branch_prob,
8157 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
8158 rest_of_handle_jump_bypass, rest_of_handle_combine,
8159 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8160 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8161 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
8162 rest_of_handle_mode_switching, rest_of_handle_jump,
8163 rest_of_handle_eh, rest_of_handle_stack_adjustments,
8164 rest_of_handle_flow2, rest_of_handle_jump2,
8165 rest_of_handle_peephole2, rest_of_handle_postreload,
8166 rest_of_handle_shorten_branches, rest_of_clean_state,
8167 rest_of_compilation): Remove.
8169 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
8170 * passes.c (dump_flags, in_gimple_form, all_passes,
8171 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8172 register_dump_files, next_pass_1, last_verified, execute_todo,
8173 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
8174 from tree-optimize.c.
8175 (init_optimization_passes): Moved from tree-optimize.c,
8176 adding the RTL optimizations.
8177 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
8178 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
8179 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8180 register_dump_files, next_pass_1, last_verified, execute_todo,
8181 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
8182 init_tree_optimization_passes, ipa_passes): Delete.
8183 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
8185 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
8186 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
8188 (ipa_passes): Remove.
8189 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
8190 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
8191 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
8192 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
8193 (dump_info_p, dump_flag): Moved to tree-dump.h.
8195 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
8197 * passes.c (finish_optimization_passes): Use dump_begin
8198 and dump_end, TDI_end.
8199 (gate_rest_of_compilation): New.
8200 (pass_rest_of_compilation): Use it.
8201 (gate_postreload, pass_postreload): New.
8202 * toplev.c (general_init): Rename init_tree_optimization_passes.
8203 * toplev.h (init_tree_optimization_passes): Rename to
8204 init_optimizations_passes.
8205 * tree-dump.c (dump_flag): Make static.
8206 (dump_files): Remove RTL dumps.
8207 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
8208 pass_cleanup_cfg, pass_free_cfg_annotations,
8209 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
8210 pass_init_datastructures, pass_fixup_cfg): Make non-static.
8211 * tree-pretty-print.c: Include tree-pass.h.
8212 * cgraph.c: Include tree-dump.h.
8214 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8216 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
8217 Only fall back to saying it points to readonly memory if
8220 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8222 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
8223 * config/m32r/m32r.c (m32r_compute_frame_size,
8224 m32r_expand_prologue): Take current_function_profile into
8225 account whenever we reference
8226 current_function_uses_pic_offset_table.
8227 (m32r_finalize_pic): Remove.
8228 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
8230 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
8232 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
8233 instead of $<. Don't remove ./as if it already exists.
8235 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8238 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
8239 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
8240 for complex modes when generating code for PA 1.0.
8241 (VALID_FP_MODE_P): New macro.
8242 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8243 sets for all general and floating point modes. Align wide floating
8244 point modes to even register boundaries to comply with architectural
8246 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
8247 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
8248 (VALID_FP_MODE_P): New macro.
8249 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8250 sets for all general and floating point modes. Align wide floating
8251 point modes to even register boundaries to comply with architectural
8254 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8256 * tree-dump.c (dump_files): Initialize dump number for .cgraph
8259 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8261 * tree-ssa-structalias.c: Don't include expr.h.
8263 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8265 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
8268 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8270 Fix PR tree-optimization/22279
8272 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
8275 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
8277 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
8279 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8281 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
8282 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
8283 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
8284 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
8285 config/stormy16/stormy16.c, config/v850/v850.c,
8286 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
8287 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
8288 Avoid "." or "\n" at end of diagnostics and capital letters at
8289 start of diagnostics.
8290 * combine.c, cse.c: Don't translate dump file output.
8291 * toplev.c (print_version): Only translate output if going to
8294 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8296 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
8297 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
8300 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8302 * pa.c (fix_range): Fix typo in comment.
8304 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8306 * tree-vrp.c (extract_range_from_assert): Replace
8307 fold (build (...)) with fold_build2.
8309 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8311 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
8312 gcc_gfc_char_table, init_dynamic_gfc_info): New.
8313 (format_types_orig, handle_format_attribute): Add support for
8316 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
8318 * varasm.c (assemble_variable): Fix format specifier thinko.
8320 2005-07-03 Ira Rosen <irar@il.ibm.com>
8322 PR tree-optimization/22029 (and 22135)
8323 * tree-pretty-print.c (dump_generic_node): Check that the node is not
8324 a phi node before calling dump_vops.
8326 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8328 * tree-dump.h (dump_string_field): Declare.
8329 * tree-dump.c: Use it instead of dump_string.
8330 (dump_string_field): Make non-static.
8332 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
8334 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
8335 up the minimal CFG stuff always when optimize > 0. Call
8336 split_all_insns_noflow in PIC case if needed.
8338 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8339 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
8342 * c-decl.c (c_write_global_declarations): Dump contents of
8344 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
8345 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
8346 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
8347 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
8350 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8352 * c-common.h (GCC_DIAG_STYLE): Define.
8353 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
8354 version for format checking to 4.1.
8355 * c-format.c: Include toplev.h after c-common.h.
8356 (enum format_type): Add gcc_tdiag_format_type.
8357 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
8358 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
8359 (format_types_orig): Add gcc_tdiag.
8360 (init_dynamic_diag_info): Support gcc_tdiag formats.
8361 (handle_format_attribute): Likewise.
8362 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
8363 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
8364 version for format checking to 4.1.
8365 (warning0, warning, error, pedwarn, sorry): Use
8367 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
8368 (finish_aliases_1): Do not use %qE.
8369 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
8370 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
8371 Correct format bugs.
8372 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
8373 parameter to unsigned HOST_WIDE_INT.
8374 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
8376 2005-07-02 David Edelsohn <edelsohn@gnu.org>
8379 * expr.c (write_complex_part): Use adjust_address for MEM.
8380 (read_complex_part): Same.
8382 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
8384 Fix PR tree-optimization/22280
8386 * tree-sra.c (generate_element_init): Remove useless loop.
8388 2005-07-02 Richard Henderson <rth@redhat.com>
8390 * config/alpha/alpha.c (alpha_legitimize_address): Check for
8392 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
8394 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
8397 * fold-const.c (fold_binary): Handle the return value of
8398 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
8399 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
8401 2005-07-02 Jeff Law <law@redhat.com>
8403 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
8404 a eliminate type conversion which feeds an equality comparison
8405 if the original type or either operand in the comparison is a
8408 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
8410 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
8411 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
8413 * config/avr/avr.c: Do not use '`' as left quote.
8414 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
8415 Remove "." from end of diagnostics. Make diagnostics start with
8418 2005-07-02 Zack Weinberg <zack@codesourcery.com>
8419 Joseph S. Myers <joseph@codesourcery.com>
8421 * toplev.c (default_tree_printer): Handle setting location with
8423 * c-objc.common.c (c_tree_printer): Likewise.
8424 * c-format.c (gcc_diag_flag_specs): Add '+'.
8425 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
8426 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
8428 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
8429 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
8430 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
8431 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
8432 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
8433 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
8434 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
8435 format arguments where %J is used without %D.
8437 2005-07-02 Jakub Jelinek <jakub@redhat.com>
8439 * gcc.c (LINK_SSP_SPEC): Define.
8440 (link_ssp_spec): New variable.
8441 (LINK_COMMAND_SPEC): Add %(link_ssp).
8442 (static_specs): Add link_ssp_spec.
8443 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
8444 * configure: Rebuilt.
8445 * config.in: Rebuilt.
8447 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8448 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8449 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8450 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8451 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
8452 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
8453 -0x7008(2) instead of reading __stack_chk_guard variable.
8454 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
8456 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
8457 (stack_protect_set, stack_protect_test): Use *_tls* patterns
8458 if TARGET_THREAD_SSP_OFFSET is defined.
8459 (stack_tls_protect_set_si, stack_tls_protect_set_di,
8460 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
8463 2005-06-27 Richard Henderson <rth@redhat.com>
8464 * libgcc-std.ver (GCC_4.1.0): New.
8465 * libgcc.h (__stack_chk_guard): Declare.
8466 (__stack_chk_fail, __stack_chk_fail_local): Declare.
8467 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
8468 * mklibgcc.in (lib2funcs): Add them.
8470 2005-07-01 Richard Henderson <rth@redhat.com>
8472 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
8473 void * before struct sigcontext *.
8474 (x86_fallback_frame_state): Likewise.
8476 2005-07-01 James E. Wilson <wilson@specifixinc.com>
8478 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
8480 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8483 * tree-ssa-reassoc.c (should_transpose): Fix which operand
8484 we check for SSA_NAME for.
8486 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
8488 Fix PR tree-optimization/22071
8490 * tree-ssa-structalias.c (offset_overlaps_with_access): New
8492 (get_constraint_for_component_ref): Use it.
8494 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8497 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
8498 print out the last new line.
8500 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
8502 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
8503 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
8504 * config/cris/cris.c (cris_conditional_register_usage): Adjust
8505 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
8506 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
8507 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
8508 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
8509 (enum reg_class): New member CC0_REGS.
8510 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
8511 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
8512 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
8513 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
8514 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
8515 Adjust for register now described.
8517 2005-07-01 Jakub Jelinek <jakub@redhat.com>
8520 * config/i386/i386.md (stack_protect_test_si,
8521 stack_protect_test_di): Add earlyclobber for scratch 3.
8522 * config/rs6000/rs6000.md (stack_protect_testsi,
8523 stack_protect_testdi): Add earlyclobber for scratch 3,
8524 remove earlyclobber from scratch 4.
8526 Older entries for 2005 can be found in ChangeLog-2005.