1 2005-11-08 Jason Merrill <jason@redhat.com>
3 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
5 2005-11-08 Uros Bizjak <uros@kss-loka.si>
8 * reg-stack.c (reg_to_stack): Update register liveness also
9 for flag_sched2_use_traces.
11 2005-11-08 Alan Modra <amodra@bigpond.net.au>
14 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
15 override prior explicit -mno-powerpc-gfxopt.
17 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
19 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
20 if the bitsize is zero.
21 * doc/md.texi (Standard Pattern Names): Document it.
23 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
24 (TARGET_PASS_BY_REFERENCE): Likewise.
26 2005-11-07 Ian Lance Taylor <ian@airs.com>
28 PR rtl-optimization/24683
29 * config/i386/i386.c (legitimize_pic_address): If constant operand
30 to PLUS is too large, put it in a register.
32 2005-11-07 Jie Zhang <jie.zhang@analog.com>
34 * configure.ac: Enable checking assembler dwarf2 support for bfin
36 * configure: Regenerate.
38 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
42 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
43 gen_easy_vector_constant_add_self): Delete.
44 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
46 (output_vec_const_move): Use gen_easy_altivec_constant.
47 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
48 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
49 (easy_vector_constant_add_self): Rewritten.
50 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
51 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
52 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
53 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
54 Macroize and adjust for the other changes.
56 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
60 * c-typeck.c (build_c_cast): Try using a shared constant, and see
61 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
63 2005-11-07 Jakub Jelinek <jakub@redhat.com>
65 PR rtl-optimization/23567
66 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
67 (noce_process_if_block): Don't do any optimizations except
68 if (cond) x = x; if !set_b and write into orig_x may trap
69 or fault. Remove the MEM_READONLY_P check.
71 2005-11-06 Diego Novillo <dnovillo@redhat.com>
74 * tree-vrp.c (fix_equivalence_set): New.
75 (extract_range_from_assert): Call it.
77 2005-11-05 Ian Lance Taylor <ian@airs.com>
80 * combine.c (apply_distributive_law): Don't distribute across a
83 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
85 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
86 config/ms1/ms1.h, config/rs6000/predicates.md,
87 config/s390/s390.c, params.def, postreload-gcse.c,
88 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
89 tree-vrp.c, tree.c: Fix comment typos.
90 * doc/invoke.texi: Fix typos.
92 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
94 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
95 for testing whether the data_dependence_relation contains distance
96 vectors. Iterate over all distance vectors of the ddr.
97 * lambda.h: Define a vec of lambda_vector pointers.
98 * tree-data-ref.c (dump_data_dependence_relation,
99 dump_data_dependence_direction): Iterate over all distance and
100 direction vectors of the ddr.
101 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
103 (build_classic_dist_vector, build_classic_dir_vector): Push a set
104 of distance/direction vectors instead of a single one.
105 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
106 lambda_vectors with a vec of lambda_vectors.
107 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
108 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
109 DDR_NUM_DIST_VECTS): New.
110 * tree-loop-linear.c (gather_interchange_stats): Test for the
111 existence of distance vectors only after having checked that there
112 is a dependence. Iterate over all distance vectors of the ddr.
113 (linear_transform_loops): Use dump_data_dependence_relation.
114 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
115 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
116 distance vectors of the ddr.
118 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
120 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
121 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
122 IS_INTHANDLER; all callers changed.
123 (n_regs_saved_by_prologue): Take interrupt handler attributes into
125 (do_link, do_unlink): New argument ALL; all callers changed.
126 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
127 If function isn't leaf, save and restore all registers.
128 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
131 2005-11-05 Jan Hubicka <jh@suse.cz>
133 PR rtl-optimization/23490
134 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
135 max-flow-memory-location): Document.
136 * flow.c: Include params.h
137 (MAX_MEM_SET_LIST_LEN): Kill.
138 (add_to_mem_set_list): Use new param.
139 * cse.c (cse_basic_block): Replace 1000 by new param.
140 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
141 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
142 * predict.c (predict_loops): Use new param.
143 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
145 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
146 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
147 Do not hold memory returned by cgraph_node_name across other call.
149 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
152 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
155 2005-11-04 Jeff Law <law@redhat.com>
158 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
159 * tree-ssa-dom.c: Include params.h.
160 (thread_across_edge): If there are too many statements in the
161 target block, then do not thread through it.
162 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
163 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
165 2005-11-03 Diego Novillo <dnovillo@redhat.com>
168 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
169 TODO_update_ssa instead of TODO_update_ssa_no_phi.
171 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
174 * tree-scalar-evolution.c (instantiate_parameters_1,
175 instantiate_parameters, resolve_mixers): Compute the size of an
176 expression to be instantiated and give up the instantiation if the
177 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
179 2005-11-04 Richard Guenther <rguenther@suse.de>
181 * tree-flow.h (ref_contains_indirect_ref): Rename to
182 array_ref_contains_indirect_ref.
183 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
184 (array_ref_contains_indirect_ref): Make comment match the code
186 (ref_contains_array_ref): Likewise.
187 * tree-ssa-structalias.c (find_func_aliases): Remove call to
188 ref_contains_indirect_ref.
189 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
190 Rename calls to ref_contains_indirect_ref.
192 2005-11-04 Paul Brook <paul@codesourcery.com>
194 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
195 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
196 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
197 * config/arm/arm.md: Use match_operand in peephole input templates
198 and match_dup in peephole output templates.
200 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
202 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
205 2005-11-04 Mark Mitchell <mark@codesourcery.com>
206 Daniel Jacobowitz <dan@codesourcery.com>
208 * longlong.h (add_ssaaaa): Clobber condition code register
210 (sub_ddmmss): Likewise.
211 (umul_ppmm): Likewise.
213 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
214 Paul Brook <paul@codesourcery.com>
215 Phil Blundell <pb@reciva.com>
217 * configure.ac: Add test for ARM TLS support.
218 * configure: Regenerated.
219 * config/arm/arm-protos.h (legitimize_tls_address)
220 (arm_tls_referenced_p, tls_mentioned_p)
221 (arm_output_addr_const_extra): New prototypes.
222 (thumb_legitimize_pic_address): Delete.
223 * config/arm/arm.c: Include "gt-arm.h".
224 (enum tls_reloc): New.
225 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
226 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
227 (arm_call_tls_get_addr, legitimize_tls_address)
228 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
229 (arm_init_tls_builtins, arm_emit_tls_decoration)
230 (arm_output_addr_const_extra): New functions.
231 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
232 (TARGET_HAVE_TLS): Define.
233 (target_thread_pointer): New.
234 (arm_override_options): Handle -mtp=.
235 (legitimize_pic_address): Ignore UNSPECs.
236 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
238 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
239 (tls_get_addr_libfunc): New variable.
240 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
241 (arm_init_builtins): Call arm_init_tls_builtins.
242 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
243 (arm_encode_section_info): Call default_encode_section_info.
244 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
245 (enum arm_tp_type): New.
246 (target_thread_pointer): Add declaration.
247 (LEGITIMATE_CONSTANT_P): Handle TLS.
248 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
249 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
250 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
251 * config/arm/arm.md: Add UNSPEC_TLS.
253 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
255 (tls_load_dot_plus_eight): New insn and a peephole to create it.
256 (load_tp_hard, load_tp_soft): New insns.
257 * arm.opt: Add -mtp=.
258 * doc/invoke.texi (ARM Options): Document -mtp.
260 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
262 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
263 * config/arm/libunwind.S: Include "lib1funcs.asm".
264 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
265 (LIB2ADDEH): Add libunwind.S.
266 (LIB2ADDEHDEP): Add lib1funcs.asm.
267 * mklibgcc.in: Handle asm files in libgcc_eh.a.
269 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
272 * gcc/c.opt: Add a -lang-fortran option.
273 * gcc/c-opts.c: Add a lang_fortran flag.
274 (c_common_init_options): Handling the -lang-fortran option.
275 (c_common_handle_option): Add a case for Fortran options in
276 preprocessing. Remove cases for -ffixed-form and
277 -ffixed-line-length. Add a case for -lang-fortran.
279 2005-11-03 David Edelsohn <edelsohn@gnu.org>
281 * config/rs6000/rs6000.c: Include params.h
282 (optimization_options): Set max-grow-copy-bb-insns default to 16.
283 (bdesc_2arg): Delete vpkuhss and vpkuwss.
284 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
285 (UNSPEC_VPKUWSS): Delete.
286 (altivec_vpkuhss): Delete.
287 (altivec_vpkuwss): Delete.
288 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
290 (neg_eq0<mode>): Remove final condition.
291 (neg_eq<mode>): Remove condition and split-condition.
293 2005-11-04 Alan Modra <amodra@bigpond.net.au>
295 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
296 Use associated print macros.
298 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
301 * diagnostic.c (diagnostic_set_info_translated): New function.
302 (diagnostic_set_info): Use it. Add comment.
303 * diagnostic.h (diagnostic_set_info_translated): Declare.
305 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
307 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
308 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
309 reference only if 'public' is true.
310 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
311 emit the .hidden directive only if the indirect reference is public.
312 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
313 Pass it to dw2_force_const_mem.
314 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
315 * dwarf2out.c (output_cfi): Adjust calls to above function.
316 (output_call_frame_info): Likewise.
317 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
318 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
320 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
322 PR tree-optimization/24483
323 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
324 field to elts if possible.
326 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
329 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
332 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
334 Fix PR tree-optimization/24351
336 * tree-ssa-structalias.c (struct variable_info): Add
338 (get_varinfo_fc): New function to follow collapsing.
339 (new_var_info): Set collapsed_to to NULL.
340 (dump_constraint): Follow collapsing.
341 (build_constraint_graph): Handle collapsing.
342 (do_simple_structure_copy): Return false if something bad
344 (collapse_rest_of_var): New function.
345 (do_structure_copy): Collapse if do_simple_structure_copy returns
348 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
351 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
352 expressions to a statement list instead of gimplifying them.
354 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
356 PR rtl-optimization/23585
357 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
358 that can't trap plus a constant integer, if the mode has zero size.
360 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
363 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
365 ("*insv<mode>_reg_extimm"): Likewise.
367 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
370 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
371 c_common_type_for_mode returns an unnamed type.
373 2005-11-02 Richard Henderson <rth@redhat.com>
377 * dwarf2out.c (dwarf2out_reg_save_reg): New.
378 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
379 * function.c (assign_parms): Use calls.internal_arg_pointer.
380 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
382 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
383 (TARGET_CALLS): Add it.
384 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
385 * targhooks.c (default_internal_arg_pointer): New.
386 * targhooks.h (default_internal_arg_pointer): Declare.
387 * tree.h (dwarf2out_reg_save_reg): Declare.
388 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
389 * config/i386/i386.c (dbx_register_map): Add return column.
390 (dbx64_register_map, svr4_dbx_register_map): Likewise.
391 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
392 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
393 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
394 (ix86_save_reg): Save force_align_arg_pointer.
395 (ix86_emit_save_regs): Make regno unsigned.
396 (ix86_emit_save_regs_using_mov): Likewise.
397 (ix86_expand_prologue): Handle force_align_arg_pointer.
398 (ix86_expand_epilogue): Likewise.
399 * config/i386/i386.h: (dbx_register_map): Update.
400 (dbx64_register_map, svr4_dbx_register_map): Update.
401 (struct machine_function): Add force_align_arg_pointer.
402 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
403 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
404 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
406 2005-11-02 Jan Hubicka <jh@suse.cz>
409 * i386.md: Add peep2 for simplyfing array accesses.
411 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
414 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
415 * config/s390/s390.c (s390_decompose_shift_count): New function.
416 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
417 (print_shift_count_operand): Use s390_decompose_shift_count.
418 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
419 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
421 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
424 * loop.c (loop_givs_rescan): Use force_operand to expand
427 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
430 * fold-const.c (build_range_check): Use unsigned when signed
431 overflow is undefined also. If etype is subtype, make sure that
432 the subtraction is in the supertype.
434 2005-11-02 Richard Henderson <rth@redhat.com>
437 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
440 2005-11-01 Richard Henderson <rth@redhat.com>
443 * loop.c (scan_loop): Do not propagate computations to a hard
444 register destination with SMALL_REGISTER_CLASSES.
446 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
448 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
449 costs for MULT inside PLUS or MINUS.
451 2005-11-01 Bob Wilson <bob.wilson@acm.org>
453 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
454 (TRAMPOLINE_SIZE): Round up to 60.
455 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
457 2005-10-31 James E. Wilson <wilson@specifix.com>
460 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
461 ifdef. Put ifdefs around call in gen_subprogram_die.
462 (compute_frame_pointer_to_cfa_displacement): Likewise.
463 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
466 PR rtl-optimization/17356
467 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
468 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
470 2005-10-31 Jan Hubicka <jh@suse.cz>
473 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
476 * i386.c (legitimize_pic_address): Deal with large immediates.
479 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
480 from symbol names while computing checkup.
483 * predict.c (predict_loops): Do not estimate more than
484 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
485 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
487 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
489 PR tree-optimization/19097
490 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
492 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
494 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
496 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
499 * tree-inline.c (setup_one_parameter): If the init_stmt
500 is NULL, don't insert the statement.
502 2005-10-30 Jan Hubicka <jh@suse.cz>
504 PR tree-optimization/24172
505 * tree-inline.c (copy_body_r): Unshare the substituted value first.
507 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
509 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
510 constants for hosts with long != 32 bits.
512 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
515 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
517 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
519 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
520 (TARGET_MS1_16_002): New.
521 (TARGET_MS1_16_003): New.
523 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
524 ("*decrement_and_branch_until_zero_no_clobber"): New.
525 Add corresponding splitter for decrement_and_branch_until_zero
527 Key all decrement_and_branch_until_zero patterns off of
530 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
533 * tree-complex.c (extract_component): Treat RESULT_DECL
534 like the rest of the decls.
536 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
538 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
539 indirect call to _mcount if the function needs a static chain.
541 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
542 Caroline Tice <ctice@apple.com>
544 PR rtl-optimization/24460
545 * dwarf2out.c (have_switched_text_sections): New boolean variable.
546 (dwarf2out_switch_text_section): Set it to true instead of
547 incrementing separate_line_info_table_in_use.
548 (output_loc_list): Additionally test have_switched_text_sections.
549 (output_ranges): Likewise.
550 (dwarf2out_finish): Likewise.
551 * varasm.c (assemble_start_function): Do not call
552 insert_section_boundary_note.
553 (assemble_end_function): If flag_reorder_blocks_and_partition,
554 switch to the function's section before emitting the .size directive.
555 * bb-reorder.c (insert_section_boundary_note): Staticify.
556 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
557 * output.h (insert_section_boundary_note): Delete.
559 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
562 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
563 instead of pointer equality when comparing types.
565 2005-10-24 James E. Wilson <wilson@specifix.com>
567 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
568 add_dependence_list_and_free calls.
570 2005-10-24 Steven Bosscher <stevenb@suse.de>
572 * contrib.texi: Add the names of the LLNL folks who donated
573 Cray pointer support for gfortran.
575 2005-10-24 Steven Bosscher <stevenb@suse.de>
577 PR tree-optimization/24225
578 * profile.c (branch_prob): Look from end to start through a
579 basic block when looking for a locus.
581 2005-10-24 Richard Henderson <rth@redhat.com>
583 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
585 (hppa_expand_prologue): Likewise.
587 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
589 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
590 (NO_DEFERRED_PROFILE_COUNTERS): Define.
591 * pa.h (NO_PROFILE_COUNTERS): Define.
592 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
593 (funcdef_nos): New vector to hold label numbers of deferred profile
595 (output_deferred_profile_counters): New function.
596 (hppa_profile_hook): Push label number onto funcdef_nos.
597 (pa_hpux_file_end): Call output_deferred_profile_counters if
598 NO_DEFERRED_PROFILE_COUNTERS is false.
600 * pa-protos.h (get_deferred_plabel): New prototype.
601 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
603 (output_call): Adjust calls.
605 2005-10-24 Alan Modra <amodra@bigpond.net.au>
607 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
608 peculiarity of GOT/TOC section usage.
610 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
613 * c-common.c (constant_string_class_name): Add documentation.
615 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
618 * recog.c (peephole2_optimize): Increment peep2_current_count
619 only when the slot is empty.
621 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
624 * except.c (output_function_exception_table): Call
625 assemble_external_libcall if we need a personality function.
627 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
629 PR rtl-optimization/24460
630 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
631 set the basic block for barriers.
633 2005-10-21 Janis Johnson <janis187@us.ibm.com>
635 * var-tracking.c (vt_initialize): Initialize post.
637 2005-10-21 Devang Patel <dpatel@apple.com>
640 * c-common.c (vector_types_convertible_p): Check vector element type.
642 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
644 * config/sh/sh.c (prepare_move_operands): Handle the address
645 constant which is a tls symbolic address plus a constant.
647 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
650 * gcc.c (main): Use the correct counter for erroring out
651 about mulitple files.
653 2005-10-21 Alan Modra <amodra@bigpond.net.au>
656 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
657 use r2 for 64-bit tls .got access.
659 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
661 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
664 2005-10-20 Steven Bosscher <stevenb@suse.de>
666 PR tree-optimization/24307
667 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
669 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
672 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
674 * varasm.c (find_decl_and_mark_needed): After cgraph global info
675 is ready, stop marking functions, but still mark variables.
677 2005-10-20 Richard Guenther <rguenther@suse.de>
680 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
683 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
685 PR rtl-optimization/23585
686 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
687 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
688 (may_trap_p_1): New predicate extracted from...
689 (may_trap_p): ... here. Invoke may_trap_p_1.
690 (may_trap_or_fault_p): New predicate.
691 * rtl.h (may_trap_or_fault_p): Declare it.
692 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
693 instead of may_trap_p.
694 (steal_delay_list_from_fallthrough): Likewise.
695 (fill_simple_delay_slots): Likewise.
696 (fill_slots_from_thread): Likewise.
697 * function.c (pad_to_arg_alignment): Rework comment about
698 SPARC_STACK_BOUNDARY_HACK.
699 * config/sparc/sparc.h: Likewise.
701 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
703 * config/s390/s390.c (s390_expand_insv): New.
704 * config/s390/s390-protos.h (s390_expand_insv): Declare.
705 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
706 ("icm_hi"): Remove mode attribute.
707 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
709 ("*extracthi", "*extractqi"): Remove.
710 (extv<mode>", "*extzv<mode>"): New.
711 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
712 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
714 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
716 * cfgexpand.c (discover_nonconstant_array_refs_r,
717 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
718 (tree_expand_cfg): Call discover_nonconstant_array_refs.
719 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
720 discover_nonconstant_array_refs.
722 2005-10-19 Steven Bosscher <stevenb@suse.de>
725 * c-decl.c (pop_scope): Don't warn about an unused variable
726 if it is marked with TREE_NO_WARNING.
727 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
728 somenow mismatch and olddecl is to be replaced.
730 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
733 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
734 whether registers live on the edge can be saved/restored.
736 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
738 * config/sh/sh.c (fixup_mova): Skip notes.
740 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
742 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
743 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
744 (s390_can_eliminate): Handle BASE_REGNUM elimination.
745 (s390_initial_elimination_offset): Likewise.
746 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
747 register on TARGET_ZARCH targets.
748 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
749 (INITIAL_FRAME_POINTER_OFFSET): Remove.
750 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
751 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
753 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
755 * config/s390/s390.md: Comment describing output modifiers updated.
756 * config/s390/s390.c (print_operand): Likewise.
758 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
760 * config/s390/s390.c (override_options): Added check for -mstack-size
762 * doc/invoke.texi: Mention that limit in the documenation.
764 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
767 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
769 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
771 Fix PR tree-optimization/24231
773 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
774 (compute_avail): Ditto.
776 2005-10-18 Richard Henderson <rth@redhat.com>
779 * config/i386/i386.c (legitimate_constant_p): Check
780 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
782 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
783 (legitimate_pic_address_disp_p): Reorg CONST checking to make
784 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
786 (print_operand_address): Likewise.
787 * config/i386/predicates.md (x86_64_immediate_operand): Test
788 SYMBOL_REF_TLS_MODEL properly inside CONST.
789 (x86_64_zext_immediate_operand): Likewise.
790 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
791 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
792 * config/i386/i386-protos.h: Remove predicates.md entries.
794 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
796 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
797 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
799 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
800 Ian Lance Taylor <ian@airs.com>
803 * fold-const.c (fold_widened_comparison): Do not allow range based
804 constant folding when right operand cannot be unwidened.
806 2005-10-17 Richard Henderson <rth@redhat.com>
808 * builtins.c (expand_builtin_synchronize): Build a new-style asm
809 with a memory clobber.
811 2005-10-17 James E Wilson <wilson@specifix.com>
813 PR rtl-optimization/17356
814 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
815 checking for EDGE_EH.
817 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
819 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
820 the slot on an even boundary for any type with 16-byte alignment.
822 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
825 * md.texi (Modifiers) <%>: Clarify that % doesn't work
826 after register allocation.
828 2005-10-17 DJ Delorie <dj@redhat.com>
830 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
833 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
836 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
839 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
841 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
842 to 2 if it's already non-zero.
843 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
844 is set and warn about it if flag_schedule_insns is 1.
846 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
848 * config/crx/crx.md: Compare-and-branch instructions need to
851 2005-10-17 Uros Bizjak <uros@kss-loka.si>
854 * config/i386/i386.md (*pushdi2_rex64 splitter)
855 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
856 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
857 flow2 pass only when (optimize > 0 && flag_peephole2).
859 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
862 * gcc.c (have_c): New static variable.
864 (process_command): Remove declation of have_c.
865 Set have_o to 1 when handling -o.
866 (main): Add a fatel error if there are multiple
867 files specified and -o and -c/-S is passed witout
868 -combine or multiple languages.
870 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
872 Fix PR tree-optimization/22444
873 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
874 Assert that we don't hit something with subvars.
875 (setup_pointers_and_addressables): Don't add things with subvars,
876 because we'll already process the subvars for aliasing purposes.
878 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
881 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
882 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
883 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
884 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
885 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
886 swapped, alternatives for the R constraint.
889 * builtins.c (get_builtin_sync_mode): Make unlimited
890 mode_for_size request.
892 2005-10-15 Richard Henderson <rth@redhat.com>
894 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
895 (gimplify_expr): ... here.
896 (gimplify_compound_lval): Use it in initial scan loop. Allow
897 fb_lvalue in base expression.
899 2005-10-15 Richard Henderson <rth@redhat.com>
902 * builtins.c (expand_builtin_trap): Export.
903 * expr.h (expand_builtin_trap): Declare.
904 * expr.c (expand_assignment): Emit a trap for integral offsets
905 from registers that weren't reduced to bitpos.
907 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
908 (mark_array_ref_addressable): Remove.
909 * tree-flow.h (mark_array_ref_addressable): Remove.
910 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
912 2005-10-15 James E Wilson <wilson@specifix.com>
915 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
916 (add_dependence_list_and_free): Likewise.
917 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
920 2005-10-15 Diego Novillo <dnovillo@redhat.com>
924 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
925 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
927 (vrp_visit_phi_node): Only prevent infinite iterations when
928 the previous result and the new result are both VR_RANGEs.
930 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
932 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
935 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
938 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
941 2005-10-14 Per Bothner <per@bothner.com>
943 PR preprocessor/21250
944 * c-ppoutput.c (print_line): Print internal line 0 as 1.
946 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
949 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
950 overflow flags. Refactor some conditionals.
952 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
955 * tree-dfa.c (add_referenced_var): Only look at decls which
956 have TREE_CONSTANT or TREE_READONLY set instead of if
957 !TREE_PUBLIC or !TREE_CONSTANT.
959 2005-10-13 James E Wilson <wilson@specifix.com>
961 * doc/invoke.texi: For -x, add f95-cpp-input.
962 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
964 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
966 PR tree-optimization/24262
967 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
968 in loop all the time.
970 2005-10-12 Richard Henderson <rth@redhat.com>
973 * tree.h (DECL_TRANSPARENT_UNION): Remove.
974 * function.c (assign_parm_find_data_types): Don't support it.
975 * print-tree.c (print_node): Likewise.
976 * c-common.c (handle_transparent_union_attribute): Likewise.
977 Use build_duplicate_type.
978 * tree-inline.c (remap_type_1): Split out of remap_type;
979 properly remap aggregate fields.
980 (build_duplicate_type): New.
981 * doc/extend.texi (Variable Attributes): Remove documentation
982 for transparent_union.
984 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
987 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
988 (gen_stack_pointer_dec): Likewise.
990 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
994 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
996 (struct cxx): Add adjust_class_at_definition target hook.
997 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
998 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
999 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
1000 hook_void_tree. Add to TARGET_CXX.
1001 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
1003 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
1004 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
1005 instead of attribute. Check for dllexport override. Warn if
1006 inconsistent dll linkage. Don't lose old dllimport if decl has
1007 had address referenced. Tweak lookup of dllimport atribute.
1008 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
1009 for target specific rules. Don't add dllimport attribute if
1010 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
1011 dllimport attribute.
1012 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
1013 * varasm.c (initializer_constant_valid_p): Replace
1014 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
1018 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
1019 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
1020 (i[34567]86-*-mingw32*): Likewise.
1022 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
1023 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
1025 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
1026 C++-specific code. Change return value to bool.
1027 (i386_pe_dllimport_p): Likewise.
1028 (associated_type): Simplify and make language-independent
1029 (i386_pe_encode_section_info): Replace override of ambiguous
1030 dllimport symbol refs with a gcc_assert.
1031 (i386_pe_valid_dllimport_attribute_p): Define.
1032 * config/i386/winnt-cxx.c: New file. Define C++ versions of
1033 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1034 i386_pe_adjust_class_at_definition.
1035 * config/i386/winnt-stubs.c: New file. Define stub versions of
1036 lang-specific functions.
1037 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
1038 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1039 i386_pe_adjust_class_at_definition.
1040 (i386_pe_valid_dllimport_attribute_p): Declare.
1041 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
1042 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
1043 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
1046 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
1047 dllimport attribute with test of DECL_DLLIMPORT_P.
1049 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
1051 * combine.c (make_extraction): Correct offset computation.
1053 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
1055 * config/cris/t-linux (LIMITS_H_TEST): Define.
1057 2005-10-12 Richard Henderson <rth@redhat.com>
1060 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
1062 2005-10-12 Richard Guenther <rguenther@suse.de>
1064 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
1066 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
1069 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
1070 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
1073 2005-10-12 Richard Guenther <rguenther@suse.de>
1076 * varasm.c (output_constant): Correct typo from previous
1079 2005-10-11 Ian Lance Taylor <ian@airs.com>
1081 PR rtl-optimization/13931
1082 * combine.c: Revert patch of 2003-05-14, and:
1083 (try_combine): Only set elim_i1 and elim_i2 if the destination is
1084 completely killed in the appropriate insn.
1085 (distribute_notes): Don't skip multiple hard register test for
1086 elim_i1 and elim_i2.
1088 2005-10-11 Richard Henderson <rth@redhat.com>
1091 * c-typeck.c (convert_for_assignment): Use build_constructor_single
1092 to initialize a transparent union instead of a nop_expr.
1094 2005-10-11 Richard Henderson <rth@redhat.com>
1096 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
1097 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
1098 (tree_ssa_dce_loop): Call scev_reset.
1101 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
1102 * tree-ssa-dce.c: Include cfgloop.h.
1103 (tree_ssa_dce_loop, pass_dce_loop): New.
1104 * tree-pass.h (pass_dce_loop): Declare it.
1105 * passes.c (init_optimization_passes): Use it.
1107 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
1110 * convert.c (convert_to_real): Revert 2005-10-05 patch.
1111 Only apply the optimization for rounding builtins if the inner
1112 cast is also an extension.
1114 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
1117 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
1118 mark_new_vars_to_rename instead of update_stmt.
1120 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
1122 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
1124 2005-10-11 Jakub Jelinek <jakub@redhat.com>
1126 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
1127 for setting MMX register to 0 rather than mmx.
1129 2005-10-10 Steve Ellcey <sje@cup.hp.com>
1132 * configure.ac: Move gas check from mips specific case to common case.
1133 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
1134 * configure: Regenerate
1135 * doc/install.texi: Update.
1137 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1140 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
1142 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
1144 * gcc.c (do_spec_1): Accept numeric characters in file name
1147 2005-10-10 Nick Clifton <nickc@redhat.com>
1149 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
1150 describing the deleted arm_gen_rotated_half_load function.
1152 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
1154 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
1157 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
1159 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
1161 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
1162 (EXTRA_MULTILIB_PARTS): Define.
1163 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1164 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1165 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
1166 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1167 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1168 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
1170 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
1172 PR tree-optimization/24226
1173 * tree-cfg.c (remove_bb): Clean up unreachable loops.
1174 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
1175 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
1178 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1180 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
1182 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
1185 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
1186 Rewrite for no need for the early clobber.
1188 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1190 Merge from csl-arm-branch:
1191 2005-09-07 Paul Brook <paul@codesourcery.com>
1192 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
1195 2005-04-30 Paul Brook <paul@codesourcery.com>
1196 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
1197 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
1199 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
1200 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
1201 (arm_override_options): Use TARGET_AAPCS_BASED.
1202 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
1203 (PTRDIFF_TYPE): Use int for AAPCS.
1204 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
1205 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
1206 (DEFAULT_SHORT_ENUMS): Delete.
1207 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
1209 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
1210 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
1211 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
1212 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
1214 2004-12-03 Mark Mitchell <mark@codesourcery.com>
1215 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
1217 2004-11-22 Mark Mitchell <mark@codesourcery.com>
1218 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
1220 2004-11-19 Mark Mitchell <mark@codesourcery.com>
1221 * config.gcc (arm*-*-linux-gnueabi): Add it.
1222 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
1224 (TARGET_OS_CPP_BUILTINS): Likeiwse.
1225 * config/arm/linux-eabi.h: New file.
1226 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
1227 (LINUX_TARET_LINK_SPEC): Likewise.
1228 (LINK_SPEC): Use it.
1229 * config/arm/t-linux-eabi: New file.
1231 2005-10-08 Steven Bosscher <stevenb@suse.de>
1234 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
1236 (PARAM_SMS_DFA_HISTORY): Likewise.
1238 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1241 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
1242 (load_register_parameters): Call it.
1243 (check_sibcall_argument_overlap_1): Likewise.
1244 (store_one_arg): Likewise.
1246 2005-10-07 James E. Wilson <wilson@specifix.com>
1248 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
1249 DImode not VECINT24 for operand 2.
1252 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
1256 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
1257 fr_spill): Use destination_operand for operand 0.
1259 2005-10-07 DJ Delorie <dj@redhat.com>
1261 * varasm.c (output_constant): Limit error to expanding
1264 2005-10-07 Richard Guenther <rguenther@suse.de>
1267 * fold-const.c (fold_binary): Fix operand types during folding
1268 of X op (A, Y). Evaluation order of the side-effects of
1269 X and A are frontend-defined, so ensure we honour that even for
1270 tcc_comparison class operands; eased by removing duplicate code.
1272 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1274 * stor-layout.c (layout_type): Do not allow alignment of array
1275 elements to be greater than their size.
1277 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1279 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
1281 (hppa*-*-linux*): Ditto.
1282 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
1283 * config/host-hpux.c: New.
1284 * config/x-hpux: New.
1285 * config/pa/x-hpux: Remove.
1286 * config/pa/x-linux: Remove.
1287 * config/pa/pa-host.c: Remove.
1289 2005-10-07 Jeff Law <law@redhat.com>
1291 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
1292 determine whether or not to try and thread outgoing edges.
1294 2005-10-07 David Edelsohn <edelsohn@gnu.org>
1296 * config/rs6000/rs6000.md (eqsi_power): New.
1297 (neg_eq0si): Add TARGET_POWER to final condition.
1300 2005-10-06 Richard Henderson <rth@redhat.com>
1302 * config/rs6000/rs6000.c: Revert last change.
1304 2005-10-06 Richard Henderson <rth@redhat.com>
1306 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
1307 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
1309 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
1313 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
1314 out return_label and naked_return_label.
1316 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1318 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
1321 2005-10-06 Richard Henderson <rth@redhat.com>
1324 * tree-inline.c (declare_return_variable): Handle modify_dest not
1327 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1329 Fix PR tree-optimization/22488
1330 * tree-ssa-structalias.c (check_for_overlaps): New function.
1331 (create_variable_info_for): Use it.
1333 2005-10-06 Richard Henderson <rth@redhat.com>
1336 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
1337 (dwarf2out_start_source_file): Print it.
1339 2005-10-06 Geoffrey Keating <geoffk@apple.com>
1341 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
1343 2005-10-06 Richard Henderson <rth@redhat.com>
1346 * mode-switching.c (optimize_mode_switching): Clear transp bit
1347 for block with incomming abnormal edges.
1349 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
1350 (fpscr_set_from_mem): Use them.
1351 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
1352 (fpscr postinc splitters): Rewrite as peephole2+split.
1354 2005-10-06 David Edelsohn <edelsohn@gnu.org>
1356 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
1357 (eq<mode>_compare): Same.
1359 2005-10-06 Richard Guenther <rguenther@suse.de>
1361 PR tree-optimization/24238
1362 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
1364 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
1366 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
1367 here. Use AC_PATH_PROG for environment variables instead of
1369 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
1371 * configure: Regenerated.
1373 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
1376 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
1377 then force it into a register.
1378 (call_value): Likewise.
1380 2005-10-06 Richard Henderson <rth@redhat.com>
1383 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
1384 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
1385 under pass_vectorize.
1387 2005-10-05 Devang Patel <dpatel@apple.com>
1390 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
1391 handling constants. Check NAMESPACE_DECL context for constants.
1393 2005-10-05 Eric Christopher <echristo@apple.com>
1395 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
1397 2005-10-05 Richard Henderson <rth@redhat.com>
1400 * tree-cfg.c (mark_array_ref_addressable_1): New.
1401 (mark_array_ref_addressable): New.
1402 * tree-flow.h (mark_array_ref_addressable): Declare.
1403 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
1405 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
1409 * reload.c (subst_reloads): When adding a REG_LABEL to a
1410 jump instruction, also update JUMP_LABEL.
1412 2005-10-05 David Edelsohn <edelsohn@gnu.org>
1414 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
1415 * bb-reorder.c (copy_bb_p): Use it.
1416 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
1418 2005-10-05 Richard Henderson <rth@redhat.com>
1421 * toplev.c (process_options): Warn about unsupported combinations
1422 of unwind tables and omit-frame-pointer.
1423 * config/i386/i386.c (override_options): Similarly. Enable
1424 accumulate-outgoing-args if not explicitly disabled.
1426 2005-10-05 Steve Ellcey <sje@cup.hp.com>
1428 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
1429 Handle big endian vs. small endian.
1430 (vec_initv2sf): Handle big endian vs. small endian.
1431 (*vec_extractv2sf_1): Ditto.
1433 2005-10-05 Dale Johannesen <dalej@apple.com>
1435 * convert.c (convert_to_real): Don't convert
1436 (float)floor(double d) to floorf((float)d).
1438 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
1440 * config/arm/arm.md (insv): Use gen_int_mode in more places.
1442 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
1444 PR tree-optimization/18587
1445 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
1446 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
1447 build_vuses): Change to VEC type.
1448 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
1449 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
1450 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
1451 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
1452 (get_name_decl): New. Return DECL_UID of base variable.
1453 (operand_build_cmp): New. qsort comparison routine.
1454 (operand_build_sort_virtual): New. Sort virtual build vector.
1455 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
1456 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
1457 (FINALIZE_BASE): Use get_name_decl.
1458 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
1459 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
1460 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
1461 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
1462 direct VEC_* manipulations.
1463 (build_ssa_operands): Call operand_build_sort_virtual.
1464 (copy_virtual_operand, create_ssa_artficial_load_stmt,
1465 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
1466 with direct VEC_* manipulations.
1467 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
1468 with direct VEC manipulations.
1470 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
1472 PR tree-optimization/21419
1473 PR tree-optimization/24146
1474 PR tree-optimization/24151
1476 * c-typeck.c (readonly_error): Handle USE being lv_asm.
1477 (build_asm_expr): Call it if outputs are read-only.
1478 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
1480 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
1481 Paolo Bonzini <bonzini@gnu.org>
1485 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
1486 enable the instructions and not just the built-ins.
1487 * doc/invoke.texi (x86 Options): Likewise.
1489 2005-10-04 Geoffrey Keating <geoffk@apple.com>
1491 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
1493 * doc/invoke.texi (Option Summary): Correct spelling
1494 of -mmacosx-version-min.
1496 2005-10-04 Devang Patel <dpatel@apple.com>
1498 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
1501 2005-10-04 Steve Ellcey <sje@cup.hp.com>
1503 * tree-vect-transform.c (vect_create_epilog_for_reduction):
1504 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
1506 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
1508 * config/s390/s390.md ("TDSI","DP"): New mode macros.
1509 ("TE","tg"): New mode attributes.
1510 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
1511 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
1512 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
1513 dword_mode and one for GPRmode.
1515 2005-10-04 Ian Lance Taylor <ian@airs.com>
1517 PR preprocessor/13726
1518 * c-ppoutput.c (cb_include): Add comments parameter, and print out
1519 any comments passed in.
1521 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1523 * tree.c (annotate_with_file_line): Fix typo.
1525 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1528 * builtins.c (fold_builtin_memcmp): When constructing the pointer
1529 type used to access data in the inlined length == 1 case, use
1530 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
1531 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
1533 2005-10-04 Uros Bizjak <uros@kss-loka.si>
1535 * config/i386/i386.h (TARGET_FISTTP): Enable also for
1536 TARGET_SSE3 and only for TARGET_80387.
1537 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
1538 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
1539 Do not depend on TARGET_80387.
1541 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1543 * tree.c (last_annotated_node): Change type to location_t*.
1544 (annotate_with_file_line): Reflect the change of
1545 last_annotated_node type.
1547 2005-10-04 Richard Guenther <rguenther@suse.de>
1550 * c-decl.c (grokdeclarator): Don't write to fields
1553 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1556 * c-decl.c (finish_decl): Use set_user_assembler_name even for
1558 * varasm.c (make_decl_rtl): If a register variable does not
1559 have a set user assmbler name, error out.
1560 Decode the asmspec is now name+1 bypassing '*'.
1562 2005-10-04 Steven Bosscher <stevenb@suse.de>
1564 PR tree-optimization/23049
1565 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
1566 of a COND_EXPR is folded before calling fold on the whole rhs of a
1567 conditional assignment.
1568 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
1569 document that a COND_EXPR may appear there.
1571 2005-10-03 Diego Novillo <dnovillo@redhat.com>
1574 * tree-vrp.c (extract_range_from_assert): If the new numeric
1575 range created out of the assertion contradicts the existing
1576 numeric range of the ASSERT_EXPR variable, make the new range
1579 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
1581 * config/sh/sh.c (sh_register_move_cost): Add case for moving
1582 from T_REGS to FP register class.
1584 2005-10-03 Richard Henderson <rth@redhat.com>
1587 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
1588 before creating a new one.
1590 2005-10-03 David Edelsohn <edelsohn@gnu.org>
1592 * config/rs6000/t-aix43 (LDFLAGS): New.
1593 * config/rs6000/t-aix52 (LDFLAGS): New.
1595 2005-10-03 Ian Lance Taylor <ian@airs.com>
1597 * gimplify.c (find_single_pointer_decl_1): New static function.
1598 (find_single_pointer_decl): New static function.
1599 (internal_get_tmp_var): For a formal variable, set restrict base
1600 information if appropriate.
1601 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
1603 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
1604 (DECL_GET_RESTRICT_BASE): Define.
1605 (SET_DECL_RESTRICT_BASE): Define.
1606 (decl_restrict_base_lookup): Declare.
1607 (decl_restrict_base_insert): Declare.
1608 (struct tree_decl_with_vis): Add based_on_restrict_p field.
1609 * tree.c (restrict_base_for_decl): New static variable.
1610 (init_ttree): Initialize restrict_base_for_decl.
1611 (copy_node_stat): Copy restrict base information.
1612 (decl_restrict_base_lookup): New function.
1613 (decl_restrict_base_insert): New function.
1614 (print_restrict_base_statistics): New static function.
1615 (dump_tree_statistics): Call print_restrict_base_statistics.
1617 2005-10-02 Diego Novillo <dnovillo@redhat.com>
1620 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
1621 case of anti-ranges.
1623 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
1626 * c-typeck.c (tagged_tu_seen): Rename to ...
1627 (tagged_tu_seen_cache): this and add val field.
1628 (comptypes): Move functional to comptypes_internal
1629 and free tagged_tu_seen.
1630 (comptypes_internal): New function and call comptypes_internal
1631 instead of comptypes. Speed up by sibcalling
1632 tagged_types_tu_compatible_p.
1633 (alloc_tagged_tu_seen): New function
1634 (free_all_tagged_tu_seen_up_to): New function.
1635 (tagged_types_tu_compatible_p): Return the val of the seen two
1637 Add that the two types are the same to tagged_tu_seen_base
1638 if they are and call comptypes_internal instead of comptypes.
1639 <case UNION_TYPE>: Speed up common type where the fields are
1641 (function_types_compatible_p): Call comptypes_internal instead of
1643 (type_lists_compatible_p): Likewise.
1644 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
1646 2005-10-02 Matthias Klose <doko@debian.org>
1648 * doc/invoke.texi: Fix typo and speling error.
1650 2005-10-01 Richard Henderson <rth@redhat.com>
1652 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
1654 2005-10-01 Mark Mitchell <mark@codesourcery.com>
1656 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
1657 using --start-group and --end-group.
1659 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1661 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
1662 FIXME note regarding quirky semantics.
1664 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1667 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
1668 non-null range as a last resort.
1670 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
1671 Diego Novillo <dnovillo@redhat.com>
1674 * tree-vrp.c (extract_range_from_assert): For !=
1675 assertions, only build an anti-range if LIMIT is a
1676 single-valued range.
1678 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
1680 * arm.md (movqi): On thumb when optimizing, handle loading from
1681 memory by describing this as taking a subreg of a zero-extended load
1682 into an SImode register.
1685 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
1687 * reload1.c (merge_assigned_reloads): Do not change any
1688 RELOAD_FOR_OUTPUT_ADDRESS reloads.
1690 2005-09-30 Geoffrey Keating <geoffk@apple.com>
1692 * Makefile.in (LIPO_FOR_TARGET): Define.
1693 (STRIP_FOR_TARGET): Define.
1695 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
1696 before creating new ones. Do symlinks before creating the actual
1699 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
1700 to work out which multilibs are actually being built.
1702 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
1704 * tree-vect-transform.c, config/ms1/ms1.md,
1705 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
1706 Follow spelling conventions.
1707 * doc/invoke.texi, doc/md.texi: Fix typos.
1709 2005-09-30 Andrew Macleod <amacleod@redat.com>
1711 PR tree-optimization/21430
1712 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
1713 use operands, and set stmt pointer if need be.
1714 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
1715 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
1718 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1721 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
1723 2005-09-29 Mark Mitchell <mark@codesourcery.com>
1725 * optabs.c (expand_binop): Initialize first_pass_p.
1727 2005-09-29 Jakub Jelinek <jakub@redhat.com>
1730 * c-decl.c (c_write_global_declarations_1): If any
1731 wrapup_global_declaration_2 call returned true, restart the loop.
1733 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
1735 Fix PR tree-optimization/24117
1736 * tree-ssa-structalias.c (find_func_aliases): Strip nops
1737 before considering whether to use anyoffset.
1739 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1743 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1745 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1747 (swap_commutative_operands_with_target): New.
1749 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1752 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
1755 2005-09-29 Steven Bosscher <stevenb@suse.de>
1757 PR tree-optimization/23911
1758 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
1759 and IMAGPART_EXPR too.
1761 2005-09-28 Mark Mitchell <mark@codesourcery.com>
1764 * expmed.c (expand_shift): Move logic to reverse rotation
1765 direction when rotating by constants ...
1766 * optabs.c (expand_binop): ... here.
1767 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
1768 (ix86_rotrdi3): New pattern.
1769 (rotldi3): Handle 32-bit mode.
1770 (ix86_rotldi3): New pattern.
1772 2005-09-29 Alan Modra <amodra@bigpond.net.au>
1775 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
1776 check for numbers that need no bit twiddle.
1778 2005-09-28 Geoffrey Keating <geoffk@apple.com>
1780 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
1781 multilib to be built.
1783 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
1784 (stage1-start): Delete old libgcc and libunwind before moving
1785 anything into the stage directory.
1786 (stage2-start): Likewise.
1787 (stage3-start): Likewise.
1788 (stage4-start): Likewise.
1789 (stageprofile-start): Likewise.
1790 (stagefeedback-start): Likewise.
1791 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
1792 header in tm_file and CPU-specific t-darwin in tmake_file.
1793 (i[34567]86-*-darwin*): Don't change tm_file.
1794 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
1795 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
1796 shared library stub for target OS version.
1797 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
1798 (SHLIB_LINK): Don't make SHLIB_SOLINK.
1799 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
1800 (libgcc_s.%.dylib): New.
1802 (install-darwin-libgcc-stubs): New.
1803 (INSTALL_LIBGCC): New append.
1804 * config/i386/darwin-libgcc.10.4.ver: New.
1805 * config/i386/darwin-libgcc.10.5.ver: New.
1806 * config/i386/t-darwin: New.
1807 * config/rs6000/darwin-libgcc.10.4.ver: New.
1808 * config/rs6000/darwin-libgcc.10.5.ver: New.
1809 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
1810 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
1812 2005-09-28 Paul Brook <paul@codesourcery.com>
1814 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
1817 2005-09-28 Richard Guenther <rguenther@suse.de>
1819 PR tree-optimization/23853
1820 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
1821 host_integerp to verify misalignment value.
1823 2005-09-28 Richard Henderson <rth@redhat.com>
1825 * builtins.c (get_builtin_sync_mode): New.
1826 (expand_builtin_sync_operation): Pass in mode argument.
1827 (expand_builtin_compare_and_swap): Likewise.
1828 (expand_builtin_lock_test_and_set): Likewise.
1829 (expand_builtin_lock_release): Likewise.
1830 (expand_builtin): Update to match.
1832 2005-09-28 Nick Clifton <nickc@redhat.com>
1834 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
1835 formatting. Add check to PLUS case to ensure that the offset is
1836 within an acceptable range.
1838 * config/v850/v850.md (casesi): Disable the generation of the
1839 switch pattern as it is not being handled properly at the moment.
1841 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
1842 for when the high words are identical.
1844 2005-09-27 Richard Henderson <rth@redhat.com>
1846 * pretty-print.c (pp_base_format): Fix typo for %>.
1848 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
1849 Devang Patel <dpatel@apple.com>
1851 PR tree-optimization/23625
1852 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
1853 LABEL_EXPR, assertion check.
1855 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
1857 * optabs.c (no_conflict_move_test): Check if a result of a
1858 to-be-moved insn would be clobbered by an originally
1861 2005-09-27 Jeff Law <law@redhat.com>
1863 * passes.c (init_optimization_passes): Replace copy propagation
1864 passes immediately after DOM with phi-only copy propagation
1865 pases. Add phi-only copy propagation pass after first DOM pass.
1866 * tree-pass.h (pass_phi_only_copy_prop): Declare.
1867 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
1868 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
1869 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
1870 to init_copy_prop. Callers updated.
1871 (do_phi_only_copy_prop): New function.
1872 (pass_phi_only_copy_prop): New pass descriptor.
1874 2005-09-27 Nick Clifton <nickc@redhat.com>
1876 * libgcc2.c (__popcount_tab): Remove redundant prototype.
1878 2005-09-26 Jason Merrill <jason@redhat.com>
1881 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
1883 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
1885 2005-09-26 James E Wilson <wilson@specifix.com>
1887 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
1888 copyright. Add gcc copyright plus libgcc exception.
1889 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
1891 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
1893 2005-09-26 Jeff Law <law@redhat.com>
1895 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
1896 about when to iterate.
1898 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
1901 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
1902 for __complex__ double in -mcpu=G5 mode.
1904 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
1906 PR tree-optimization/23942
1907 * Makefile.in (SCEV_H): Depends on PARAMS_H.
1908 * tree-scalar-evolution.c: Include params.h.
1910 (follow_ssa_edge, follow_ssa_edge_in_rhs,
1911 follow_ssa_edge_in_condition_phi_branch,
1912 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
1913 Change return type to t_bool. Use a parameter to limit the size of
1914 trees that are walked before stopping
1915 (analyze_evolution_in_loop): Initialize the limit to 0.
1916 (follow_ssa_edge): Give up by returning t_dont_know if the limit
1917 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1919 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1922 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
1923 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
1925 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
1927 * combine.c (make_extraction): Check for valid use of subreg.
1929 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1932 * config/i386/i386.md ("*fistdi2_1"): New pattern.
1933 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
1934 ("fist<mode>2_with_temp"): Use only register operands.
1936 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
1938 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
1939 CALL_INSN_FUNCTION_USAGE.
1941 2005-09-26 Richard Guenther <rguenther@suse.de>
1944 * gcse.c: Include hashtab.h, define ldst entry hashtable.
1945 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
1946 (ldst_entry): Use the hashtable instead of list-walking.
1947 (find_rtx_in_ldst): Likewise.
1948 (free_ldst_entry): Free the hashtable.
1949 (compute_ld_motion_mems): Create the hashtable.
1950 (trim_ld_motion_mems): Remove entry from hashtable if
1951 removing it from list.
1952 (compute_store_table): Likewise^2.
1953 (store_motion): Free hashtable in case we did not see
1956 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
1958 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1959 and arg1 if we are passing them to fold_build2.
1961 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
1964 * config/i386/i386.c (ix86_function_regparm): Fix the test for
1967 2005-09-25 Richard Henderson <rth@redhat.com>
1969 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
1970 SYMBOL_REF_TLS_MODEL to be correct.
1972 2005-09-24 Richard Henderson <rth@redhat.com>
1974 * ipa-type-escape.c (discover_unique_type): Remove dead code at
1975 end of function. Reindent.
1977 2005-09-24 Ian Lance Taylor <ian@airs.com>
1979 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
1980 NEGATE_EXPR/BIT_NOT_EXPR case.
1982 2005-09-24 Richard Henderson <rth@redhat.com>
1984 * c-common.c (handle_mode_attribute): When not modifying in place,
1985 create subtypes for enumerations.
1986 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
1987 * gimplify.c (create_tmp_from_val): Likewise.
1989 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
1991 * config/i386/i386.md (*tls_global_dynamic_64,
1992 *tls_local_dynamic_base_64): Add missing mode to call.
1993 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
1995 2005-09-24 Jan Hubicka <jh@suse.cz>
1997 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
1998 (cgraph_clone_node): Likewise.
1999 * cgraph.h (cgraph_clone_edge): Update prototype.
2000 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
2001 duplicated prototypes; add updating argument.
2002 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
2003 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
2005 (cgraph_mark_inline_edge): Likewise.
2006 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
2007 (cgraph_flatten_node): Likewise.
2008 (cgraph_decide_recursive_inlining): Likewise.
2009 (cgraph_decide_inlining_of_small_function): Likewise.
2010 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2012 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2013 Pete Steinmetz <steinmtz@us.ibm.com>
2015 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
2016 (rldic.): Set type to "compare".
2018 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
2019 mfjmpr for MFCTR/MFLR.
2020 (movdf_hardfloat64): Same.
2021 (movdf_softfloat64): Same. Correct order of store and move types.
2022 (movti_string): Set type to store_ux/load_ux.
2023 (load_multiple): Set type to load_ux.
2024 (store_multiple): Set type to store_ux.
2025 (movmemsi): Set type to store_ux.
2026 (output_cbranch direct_return): Set type to jmpreg.
2027 (stmw): Set type to store_ux.
2028 (lmw): Set type to load_ux.
2029 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
2030 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
2031 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
2032 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
2033 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
2034 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
2035 (rios1-fpstore): Increase latency to 3.
2036 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
2037 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
2039 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2040 Andrew Pinski <pinskia@physics.uc.edu>
2042 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
2043 operand2 constraint to "b".
2044 (sync_<fetchop_name>di_internal): Same.
2045 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
2047 (sync_old_<fetchop_name>di_internal): Same.
2048 (sync_new_<fetchop_name>si_internal): Same.
2049 (sync_new_<fetchop_name>di_internal): Same.
2051 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
2054 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
2055 case, define as macros.
2057 PR rtl-optimization/23837
2058 * optabs.c (no_conflict_move_test): Don't set must_stay for a
2059 clobber / clobber match between dest and p->first.
2061 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
2062 (no_conflict_move_test): Update comments.
2064 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
2066 * doc/install.texi: Update URL for Jacks.
2067 * doc/sourcebuild.texi: Likewise.
2069 2005-09-22 David Edelsohn <edelsohn@gnu.org>
2072 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
2073 registers when choosing register preferences.
2074 (movdf_hardfloat64): Same.
2076 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
2078 * expmed.c (expand_shift): Don't use the target of the rotate as
2079 target for the first expanded shift insn.
2080 * testsuite/gcc.dg/20050922-1.c: Testcase added.
2082 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
2084 PR tree-optimization/22438
2085 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
2086 preserved iv rhs rewriting specially.
2088 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
2090 * tree-data-ref.c (analyze_array_indexes): Only estimate when
2091 estimate_only is true.
2092 * tree-flow.h (ref_contains_indirect_ref): New prototype.
2093 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
2094 tree-ssa-structalias.c
2095 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
2096 ref_contains_indirect_ref.
2097 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
2099 2005-09-21 DJ Delorie <dj@redhat.com>
2101 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
2103 (mn10300_return_in_memory): Support variable size types also.
2104 (mn10300_pass_by_reference): Likewise.
2105 (mn10300_function_value): New.
2106 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
2107 (FUNCTION_OUTGOING_VALUE): Likewise.
2108 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
2109 * doc/invoke.texi: Document it.
2111 2005-09-21 Uros Bizjak <uros@kss-loka.si>
2114 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
2115 force integer op1 into register for XFmode compares.
2117 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
2120 * expmed.c (alg_code): Add alg_impossible.
2121 (alg_hash_entry): Add cost.
2122 (synth_mult): Record alg_impossible in the hash table if
2123 multiplication by a given integer is impossble within the
2124 limit. Speed up using alg_impossible.
2126 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2128 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
2129 argument. Allow and set any offset if needs_anyoffset is passed
2131 (get_constraint_for): Add argument here too.
2133 (do_structure_copy): Pass NULL to get_constraint_for.
2134 (handle_ptr_arith): Ditto.
2135 (find_func_aliases): Ditto.
2137 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
2139 PR rtl-optimization/23898
2140 * output.h (get_attr_min_length): Declare.
2141 * final.c (get_attr_length_1): New function, broken out of:
2143 (get_attr_min_length): New function.
2144 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
2145 (duplicate_computed_gotos): Likewise.
2146 * genattr.c (insn_min_length): Generate declaration.
2147 * genattrtab.c (min_fn, min_attr_value): New functions.
2148 (make_length_attrs): Generate insn_min_length.
2150 2005-09-20 Steve Ellcey <sje@cup.hp.com>
2152 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
2154 2005-09-20 Richard Henderson <rth@redhat.com>
2156 PR tree-optimization/24059
2157 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
2160 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
2162 * c.opt (fextended-identifiers): New.
2163 * c-opts.c (c_common_handle_option): Handle
2164 -fextended-identifiers.
2165 * doc/cpp.texi: Update documentation of extended identifiers.
2166 * doc/cppopts.texi (-fextended-identifiers): Document.
2168 2005-09-20 Jakub Jelinek <jakub@redhat.com>
2170 PR tree-optimization/23929
2171 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
2174 PR tree-optimization/23818
2175 * tree-stdarg.c (execute_optimize_stdarg): Call
2176 calculate_dominance_info.
2178 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2180 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
2181 (analyze_siv_subscript_cst_affine): Add weak SIV test.
2182 (compute_overlap_steps_for_affine_1_2): Use
2183 get_number_of_iters_for_loop.
2184 (analyze_subscript_affine_affine): Check whether difference is
2186 Use get_number_of_iters_for_loop.
2187 Check whether overlap occurs outside of bounds.
2188 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
2190 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
2192 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
2193 base register if possible.
2195 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
2197 PR tree-optimization/18463
2198 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
2199 converting it directly is not possible.
2200 (chrec_convert_aggressive): New function.
2201 * tree-chrec.h (chrec_convert_aggressive): Declare.
2202 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
2203 Fold chrec conversions aggressively if asked to.
2204 (instantiate_parameters): Modified because of changes in
2205 instantiate_parameters_1.
2207 2005-09-19 Richard Henderson <rth@redhat.com>
2209 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
2210 (reduc_splus_v2df): New.
2212 2005-09-19 Richard Sandiford <richard@codesourcery.com>
2214 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
2215 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
2217 2005-09-19 Richard Henderson <rth@redhat.com>
2219 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
2222 2005-09-19 Richard Henderson <rth@redhat.com>
2224 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
2225 (ia64_expand_dot_prod_v8qi): New.
2226 * config/ia64/ia64-protos.h: Update.
2227 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
2228 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
2229 sdot_prodv8qi, sdot_prodv4hi): New.
2230 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
2232 2005-09-19 Richard Henderson <rth@redhat.com>
2235 * real.c (exact_real_truncate): Return false if the format cannot
2236 represent the number as a normal.
2238 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
2239 for a memory source.
2241 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
2243 * tree-ssa-operands.c (swap_tree_operands): Export.
2244 * tree.h (swap_tree_operands): Declare.
2245 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
2246 Call swap_tree_operands.
2248 2005-09-19 Richard Henderson <rth@redhat.com>
2250 * tree-flow.h (merge_alias_info): Declare.
2251 * tree-ssa-copy.c (merge_alias_info): Export.
2252 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
2253 (vect_create_data_ref_ptr): Use create_iv directly.
2254 (vectorizable_load): Use correct types for integer constants.
2255 (vect_generate_tmps_on_preheader): Likewise.
2256 (vect_gen_niters_for_prolog_loop): Likewise.
2258 2005-09-19 Steven Bosscher <stevenb@suse.de>
2260 PR rtl-optimization/23943
2261 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
2263 2005-09-18 Jan Hubicka <jh@suse.cz>
2265 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
2267 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
2269 * varasm.c (output_constant): Do not abort on conversions to union
2270 types between different sizes.
2272 2005-09-18 Richard Guenther <rguenther@suse.de>
2275 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
2278 2005-09-18 Paul Brook <paul@codesourcery.com>
2280 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
2282 2005-09-17 Richard Henderson <rth@redhat.com>
2284 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
2285 * tree-ssa-loop.c (pass_vect_dce): Remove.
2286 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
2289 2005-09-17 Richard Henderson <rth@redhat.com>
2291 * tree-pass.h (pass_vect_dce): Declare.
2292 * passes.c (init_optimization_passes): Add it.
2293 * tree-flow.h (tree_ssa_dce): Declare.
2294 * tree-ssa-dce.c (tree_ssa_dce): Export.
2295 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
2296 (gate_tree_vectorize): ... here.
2297 (pass_vect_dce): New.
2299 2005-09-17 Jan Hubicka <jh@suse.cz>
2301 * except.c (struct eh_status): Turn region_array into vec.
2302 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
2303 convert_from_eh_region_ranges, find_exception_handler_labels,
2304 current_function_has_exception_handlers, assign_filter_values,
2305 build_post_landing_pads, dw2_build_landing_pads,
2306 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
2307 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
2308 foreach_reachable_handler, can_throw_internal_1,
2309 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
2311 (duplicate_eh_region_1): Update region_array.
2312 (duplicate_eh_regions): Resize region_array and avoid recomputing.
2314 2005-09-17 David Edelsohn <edelsohn@gnu.org>
2317 * expmed.c (expand_mult): Substitute simple register for op0 when
2320 2005-09-17 Richard Henderson <rth@redhat.com>
2322 * expr.c (emit_move_via_integer): Add force argument, pass it on
2323 to emit_move_change_mode. Update callers.
2324 (emit_move_complex): Pass true to new force argument.
2325 * function.c (expand_function_end): Move expand_eh_return call
2326 earlier. Merge sub-word complex values into a pseudo before
2327 copying to the return hard register.
2329 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
2331 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
2332 between different sizes.
2334 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
2338 * passes.c (init_optimization_passes): Register dump files for
2341 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
2343 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
2344 * config/s390/s390.c (s390_overlap_p): New function.
2345 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
2346 peephole2, "*xc" peephole2): Added overlap check to the peephole2
2349 2005-09-16 Richard Guenther <rguenther@suse.de>
2351 * ipa-pure-const.c (static_execute): Free auxiliar information.
2352 * ipa-type-escape.c (discover_unique_type): Free temporary key.
2353 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
2355 2005-09-15 DJ Delorie <dj@redhat.com>
2357 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
2359 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
2361 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2363 (swap_commutative_operands_with_target): New.
2365 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
2367 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
2370 (estimate_iters_using_array): New function.
2371 * tree-data-ref.h (estimate_iters_using_array): Prototype
2372 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
2373 Use estimate_iters_using_array instead of analyze_array.
2375 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
2377 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
2380 2005-09-15 Michael Matz <matz@suse.de>
2382 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
2384 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
2386 PR tree-optimization/23835
2387 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
2388 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
2390 2005-09-14 Richard Henderson <rth@redhat.com>
2392 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
2393 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
2395 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
2397 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
2398 in the ARRAY_TYPE case.
2400 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
2402 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
2404 2005-09-14 Uros Bizjak <uros@kss-loka.si>
2407 * tree-vect-transform.c (vectorizable_operation): Return false for
2408 scalar shift operations and for vector shift operations with
2409 non-invariant shift arguments. Use scalar tree operand op1 as
2410 a shift operand when vector shift insn pattern uses scalar shift
2412 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
2414 2005-09-14 Olivier Hainque <hainque@adacore.com>
2416 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
2417 value if it has side-effects.
2419 2005-09-14 David Edelsohn <edelsohn@gnu.org>
2422 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
2424 2005-09-14 Alan Modra <amodra@bigpond.net.au>
2426 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
2427 passed as NAME as if it were label at start of function code.
2429 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
2431 * config/sh/sh.md (*movv4sf_i): Add general register cases to
2434 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
2436 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
2437 as early clobber. Rewrite so the PIC register is not implicitly used.
2439 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2441 * tree.c (annotate_with_file_line): Compare line numbers before
2444 2005-09-13 Uros Bizjak <uros@kss-loka.si>
2447 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
2448 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
2450 2005-09-13 Ian Lance Taylor <ian@airs.com>
2452 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
2453 than a HOST_WIDEST_INT to gen_doloop_begin.
2455 2005-09-13 Diego Novillo <dnovillo@redhat.com>
2457 * tree-dfa.c (dump_variable): Guard against NULL annotations.
2459 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
2461 PR tree-optimize/23817
2462 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
2464 2005-09-13 Alan Modra <amodra@bigpond.net.au>
2467 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
2468 word before changing the stack pointer. Use gen_frame_mem for MEMs.
2469 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
2470 (restore_stack_nonlocal): Likewise.
2471 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
2473 2005-09-12 Ian Lance Taylor <ian@airs.com>
2476 * c.opt (ffriend-injection): New C++ option.
2477 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
2478 (C++ Dialect Options): Document -ffriend-injection.
2480 2005-09-12 Josh Conner <jconner@apple.com>
2483 * ipa-reference.c (static_execute): Don't mark variables in
2484 named sections TREE_READONLY.
2486 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2488 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
2491 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
2493 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
2494 V_MUST_DEF instead of just the first_use_p.
2495 Don't mark the virtual variables for renaming on the statement which
2497 (pass_dse): Remove TODO_update_ssa.
2499 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
2502 * stor-layout.c (compute_record_mode): For records with a single
2503 field, actually check the field's mode size against the type size.
2505 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
2506 registers for TARGET_SHMEDIA.
2507 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
2508 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
2509 of GENERAL_REGS and FP_REGS.
2511 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
2513 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
2515 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2517 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
2518 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
2519 are omitted. Exclude stack_tie insn too.
2521 2005-09-11 David Edelsohn <edelsohn@gnu.org>
2523 PR rtl-optimization/23098
2524 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
2526 * config/rs6000/rs6000.md (movdf splitter): Use
2527 const_double_operand predicate for TARGET_POWERPC64.
2528 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
2529 SYMBOL_REF method to ABI_V4.
2531 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
2532 replace_equiv_address.
2533 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
2534 rs6000_sr_alias_set and MEM_NOTRAP.
2535 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
2537 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
2539 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
2540 handle CALL_EXPR again.
2542 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
2544 * arm/predicates.md (alignable_memory_operand): Delete.
2546 2005-09-10 Richard Henderson <rth@redhat.com>
2549 * dbxout.c (dbxout_expand_expr): New.
2550 (dbxout_symbol): Use it.
2552 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
2554 * arm.c (arm_gen_rotated_half_load): Delete.
2555 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
2556 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
2557 (thumb_set_return_address): Likewise.
2558 (thumb_load_double_from_address): Use adjust_address.
2559 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
2560 (extendhsisi2_mem, movhi_bytes): Use change_address.
2561 (movhi): Use widen_memory_access.
2562 (reload_out_df): Use replace_equiv_address.
2563 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
2565 2005-09-09 Richard Henderson <rth@redhat.com>
2568 * dbxout.c: Include expr.h.
2569 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
2570 (dbxout_symbol): Handle DECL_VALUE_EXPR.
2571 * Makefile.in (dbxout.o): Add EXPR_H.
2573 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
2575 PR tree-optimization/23509
2576 * tree-cfg.c (replace_uses_by): Use replace_exp.
2577 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
2578 pointers have name_mem_tag or type_mem_tag set.
2580 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2582 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
2583 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
2584 of wrongly accessing operands.
2586 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2588 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
2589 * tree-chrec.c: Include tree-scalar-evolution.h.
2590 (chrec_convert): Instantiate the base and step before calling
2591 scev_probably_wraps_p that would fail on parametric evolutions.
2592 Collect all the fails into a single section failed_to_convert,
2593 print a diagnostic, and return chrec_dont_know instead of calling
2595 * tree-scalar-evolution.c (loop_closed_phi_def): New.
2596 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
2598 (scev_const_prop): Don't replace the definition of a loop closed ssa
2599 phi node by itself, or by another loop closed ssa phi node.
2600 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
2601 that base and step are defined.
2603 2005-09-09 Richard Guenther <rguenther@suse.de>
2606 * fold-const.c (fold_ternary): Check truth_value_p before
2607 calling invert_truthvalue.
2609 2005-09-09 Nick Clifton <nickc@redhat.com>
2611 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
2612 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
2613 dimension of these arrays.
2614 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
2616 * longlong.h: Only provide a prototype for the __clz_tab[] array
2617 if this header has not been included from libgcc2.h.
2618 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
2620 Provide prototypes for exported functions.
2621 Use the __clz_tab[] and __popcount_tab[] arrays provided by
2624 2005-09-08 Josh Conner <jconner@apple.com>
2628 * expr.c (expand_expr_addr_expr_1): Don't invoke
2629 expand_simple_binop for EXPAND_INITIALIZER.
2631 2005-09-08 Richard Henderson <rth@redhat.com>
2634 * toplev.c (wrapup_global_declaration_1): Split out ...
2635 (wrapup_global_declaration_2): ... from ...
2636 (wrapup_global_declarations): ... here. Return bool.
2637 (check_global_declaration_1): Split out ...
2638 (check_global_declarations): from here.
2639 (emit_debug_global_declarations): New.
2640 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
2641 check_global_declaration_1, emit_debug_global_declarations): Declare.
2642 * c-decl.c (c_write_global_declarations_1): Don't create a vector
2643 of decls. Call wrapup_global_declaration_1,
2644 wrapup_global_declaration_2, check_global_declaration_1 directly.
2645 (c_write_global_declarations_2): New.
2647 (c_write_global_declarations): Call c_write_global_declarations_2.
2648 * langhooks.c (write_global_declarations): Call
2649 emit_debug_global_declarations.
2651 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
2652 remove decls that have DECL_RTL_SET_P.
2653 * passes.c (rest_of_decl_compilation): Invoke
2654 cgraph_varpool_finalize_decl for all but functions.
2656 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2658 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
2659 the result of a conversion if the new min and max cannot be compared.
2661 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
2663 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
2664 (override_options): Setting s390_sr_alias_set removed.
2665 (save_fpr, save_gprs): Set alias set to vararg or frame.
2666 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
2667 s390_sr_alias_set with get_frame_alias_set ().
2668 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
2669 get_varargs_alias_set ().
2671 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2675 * c-parser.c (c_parser_objc_method_definition): If the next
2676 token is not "{", error out and don't start the function.
2678 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2680 * tree-vrp.c (extract_range_from_expr): Move the check for non
2681 nullness after the check for gimple invariant.
2683 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2685 * tree.c (host_integerp, tree_low_cst): Correct function comment.
2687 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2690 * config/m32r.md (movmemsi_internal): Canonicalize order of
2691 operands in PLUS component of template.
2693 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
2695 * reload1.c (fixup_eh_region_note): Remove assertion.
2696 (fixup_abnormal_edges): Reverted removal of call to
2697 find_many_sub_basic_blocks made on 2005-08-31.
2699 2005-09-07 Richard Henderson <rth@redhat.com>
2701 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
2702 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
2703 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
2704 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
2705 rearrange for better packing.
2706 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
2707 (lookup_cfa_1): Remove inline marker.
2708 (cfa_equal_p): Split out of ...
2709 (def_cfa_1): ... here. Use INVALID_REGNUM.
2710 (build_cfa_loc): Handle !cfa->indirect.
2711 (frame_pointer_cfa_offset): New.
2712 (dbx_reg_number): Assert register elimination performed; do
2713 leaf register remapping.
2714 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
2715 (eliminate_reg_to_offset): New.
2716 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
2717 for verifiably local stack frame addresses; re-base to CFA.
2718 (mem_loc_descriptor): Remove can_use_fbreg argument.
2719 (concat_loc_descriptor, loc_descriptor): Likewise.
2720 (containing_function_has_frame_base): Remove.
2721 (rtl_for_decl_location): Don't do register elimination or
2722 leaf register remapping here.
2723 (secname_for_decl): Split out from ..
2724 (add_location_or_const_value_attribute): ... here.
2725 (convert_cfa_to_loc_list): New.
2726 (compute_frame_pointer_to_cfa_displacement): New.
2727 (gen_subprogram_die): Use them.
2728 * tree.h (frame_base_decl): Remove.
2729 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
2730 (prologue_stack_adjust): Remove.
2731 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
2732 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
2733 (set_frame_base_location): Remove.
2734 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
2735 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
2736 (vt_add_function_parameters): Don't eliminate_regs.
2737 (vt_initialize): Don't create frame_base_decl.
2739 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2741 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
2742 version of GNU binutils for 4.x and later.
2744 2005-09-06 Mark Mitchell <mark@codesourcery.com>
2746 * ggc-page.c (ggc_push_context): Remove.
2747 (ggc_pop_context): Likewise.
2748 * ggc.h (ggc_push_context): Remove.
2749 (ggc_pop_context): Likewise.
2751 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2754 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
2755 returning from an interrupt handler.
2757 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2760 * config/arc/arc.c (output_shift): Add check for loop count when
2763 2005-09-06 Steven Bosscher <stevenb@suse.de>
2765 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
2767 (abs_replacement): Likewise.
2768 (pass_phiopt): Remove TODO_update_ssa.
2770 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2773 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
2774 if "return with no value, in function returning non-void" warning
2776 * tree-cfg.c (execute_warn_function_return): Don't look at
2777 RETURN_EXPRs with TREE_NO_WARNING set.
2780 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
2781 for internal functions doesn't use registers used by global registers
2782 variables. Use fewer register parameters if there are global register
2785 2005-09-06 Olivier Hainque <hainque@adacore.com>
2786 Eric Botcazou <ebotcazou@adacore.com>
2789 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
2790 when we would be extracting outside its bit span (bitpos+bitsize
2791 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
2792 Ada unchecked conversions.
2794 2005-09-06 Steven Bosscher <stevenb@suse.de>
2796 * tree-ssa-pre.c (try_look_through_load): New function.
2797 (compute_avail): Use it to try to look through loads for some
2798 more useful expressions.
2800 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2802 * simplify-rtx.c (simplify_binary_operation_1): Correct the
2803 condition for detecting cases like (a&a) and (a^a).
2805 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
2807 * common.opt: Add option ftree-vect-loop-version.
2808 * params.def: Add --param vect-max-version-checks.
2809 * doc/invoke.texi: Document ftree-vect-loop-version and
2810 --param vect-max-version-checks.
2811 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
2812 may_misalign_stmts and defines for accessors.
2813 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
2814 LOOP_VINFO_MAY_MISALIGN_STMTS.
2815 (destroy_loop_vec_info): VEC_free for
2816 LOOP_VINFO_MAY_MISALIGN_STMTS.
2817 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2818 Update documentation.
2819 (vect_update_misalignment_for_peel): New.
2820 (vect_enhance_data_refs_alignment): Update to choose loop
2821 peeling or loop versioning if appropriate for the (potentially)
2822 unaligned data references in the loop.
2823 (vect_analyze_data_refs_alignment): Remove call to
2824 vect_enhance_data_refs_alignment so the checks can be done
2826 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
2827 and move up call to vect_analyze_data_refs_alignment.
2828 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
2829 (vect_transform_loop): Add call to loop_version.
2831 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2833 PR rtl-optimization/23098
2834 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
2835 * simplify-rtx.c (constant_pool_reference_p): New function.
2836 * rtl.h (constant_pool_reference_p): New prototype.
2837 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
2838 constant_pool_reference_p in condition and
2839 avoid_constant_pool_reference in preparation statements.
2841 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
2843 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
2844 STRICT_LOW_PART SETs.
2846 2005-09-06 Alan Modra <amodra@bigpond.net.au>
2849 * except.c (sjlj_emit_function_enter): Find the function begin
2850 note even when it's not in first basic block.
2852 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
2854 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
2855 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
2856 * aclocal.m4: Regenerate.
2858 2005-09-05 DJ Delorie <dj@redhat.com>
2860 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
2863 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
2865 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
2866 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
2867 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
2868 Follow spelling conventions.
2869 * doc/invoke.texi: Follow spelling conventions.
2871 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2873 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
2874 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
2875 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
2877 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2880 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
2881 (output_stack_adjust): Use gen_tmp_stack_mem.
2882 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
2883 (sh_set_return_address, sh_allocate_initial_value): Likewise.
2884 (sh_get_pr_initial_val): Likewise.
2885 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
2886 (sh_initialize_trampoline): Likewise. Also use adjust_address.
2887 * sh.md (divsi_inv_m0): Use gen_const_mem.
2888 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
2889 (movdf_i4+1): Use gen_tmp_stack_mem.
2890 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
2891 (fpu_switch+2): Likewise.
2892 (movv4sf_i, movv16sf_i): Use adjust_address.
2893 (symGOT_load): Set MEM_NOTRAP_P bit.
2895 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2898 * pa.c (emit_move_sequence): Fix typo in last change.
2900 2005-09-03 Jakub Jelinek <jakub@redhat.com>
2902 PR rtl-optimization/23454
2903 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
2906 2005-09-03 Richard Henderson <rth@redhat.com>
2907 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2910 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
2913 2005-09-02 Nicolas Pitre <nico@cam.org>
2915 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
2916 to bit_count to 32 bits.
2918 2005-08-31 Mark Mitchell <mark@codesourcery.com>
2921 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
2922 generating synthetic loads from volatile lvalues.
2924 005-09-02 Nick Clifton <nickc@redhat.com>
2926 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
2927 __ctzhi2, __clzhi2): New functions.
2929 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
2932 * tree-nested.c (struct var_map_elt): Mark with GTY.
2933 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
2935 (lookup_field_for_decl): Allocate new element in GC memory.
2936 (lookup_tramp_for_decl): Likewise.
2937 (convert_nl_goto_reference): Likewise
2938 (create_nesting_tree): Allocate info in GC memory. Likewise for
2940 (free_nesting_tree): Free with ggc_free instead of free.
2941 (root): New static variable.
2942 (lower_nested_functions): Remove root as local variable. And zero out
2943 root at the end of the function.
2945 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
2947 PR rtl-optimization/20365
2948 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
2949 to short. New member ix.
2950 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
2951 (simplify_plus_minus): Initialize ix members before calling qsort.
2953 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
2955 PR tree-optimization/23626
2956 * tree-cfg.c (replace_uses_by): Clean up eh info.
2958 2005-09-01 DJ Delorie <dj@redhat.com>
2960 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
2963 2005-09-01 David Edelsohn <edelsohn@gnu.org>
2965 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
2966 (rs6000_split_multireg_move): Use replace_equiv_address instead of
2969 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
2971 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
2972 do not issue warning for a variable definition following
2975 2005-09-01 Richard Henderson <rth@redhat.com>
2978 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
2979 conversion to CONST_VECTOR.
2981 2005-09-01 Richard Henderson <rth@redhat.com>
2984 * reload1.c (reload_as_needed): Check !CALL_P before calling
2985 fixup_eh_region_note.
2986 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
2988 2005-09-01 DJ Delorie <dj@redhat.com>
2990 * varasm.c (output_constant): Let the target resolve
2991 conversions of addresses to non-default pointer sizes.
2993 2005-09-01 Nicolas Pitre <nico@cam.org>
2995 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
2996 to alow matching ARM pre-indexed addressing mode.
2997 (arm_override_options): Remove now irrelevant comment.
2999 2005-09-01 Phil Edwards <phil@codesourcery.com>
3001 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
3002 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
3003 * config/i386/vxworks.h: Likewise.
3004 * config/i386/t-vxworksae: New file, for VxWorks AE.
3005 * config/i386/vxworksae.h: Likewise.
3007 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
3009 PR tree-optimization/23410
3010 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
3011 sequence is not wrapping during the first step.
3013 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3016 * dwarf2out.c (base_type_die): Compare char_type_node with
3017 TYPE_MAIN_VARIANT (type), not type.
3019 2005-09-01 Richard Guenther <rguenther@suse.de>
3021 PR tree-optimization/15366
3022 * common.opt: Add -finline-functions-called-once.
3023 Put -fearly-inlining in alphabetically ordered place.
3024 * doc/invoke.texi: Document new option.
3025 * ipa-inline.c (cgraph_decide_inlining): Honour
3026 flag_inline_functions_called_once.
3028 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3030 PR rtl-optimization/23478
3031 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
3032 (alloc_qty): Initialize it.
3033 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
3034 (combine_regs): Combine also n_throwing_calls_crossed fields.
3035 (find_free_reg): Don't attempt to caller-save pseudos crossing
3036 calls that might throw.
3037 * global.c (struct allocno): Add throwing_calls_crossed field.
3038 (global_alloc): Revert 2005-08-22 change. Initialize
3039 throwing_calls_crossed.
3040 (find_reg): Don't attempt to caller-save pseudos crossing calls that
3043 2005-09-01 Alan Modra <amodra@bigpond.net.au>
3046 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
3047 (mask64_operand): Reinstate code prior to 2005-06-11 change.
3048 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
3049 (and64_2_operand): Tweak to use predicate.
3050 (and_operand): Adjust for mask_operand changes.
3051 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
3052 (print_operand): Likewise.
3053 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
3054 (mask64_1or2_operand): Delete.
3055 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
3056 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
3057 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
3058 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
3059 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
3060 (rotldi3_internal4): Likewise.
3061 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
3062 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
3063 (ashldi3_internal7): Likewise.
3064 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
3065 (ashldi3_internal, ashldi3_internal9 split): Likewise.
3066 (anddi3 split): Don't match mask64_operand.
3067 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
3068 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
3069 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
3070 't' splitter predicate.
3071 (movdi_internal64 + 2): Revert 2005-06-11 change.
3073 2005-08-31 DJ Delorie <dj@redhat.com>
3075 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
3076 (m32c_asm_integer): Add support for 32 bit pointers.
3078 2005-08-31 Richard Henderson <rth@redhat.com>
3080 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
3081 component-like references for setting MEM_NOTRAP_P.
3083 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
3084 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
3086 2005-08-31 Richard Henderson <rth@redhat.com>
3088 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
3089 into a pseudo before applying gen_lowpart.
3091 2005-08-31 Geoffrey Keating <geoffk@apple.com>
3093 * doc/install.texi (Specific): Update cctools version required
3094 for full functionality.
3095 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
3096 linkers as -macosx_version_min.
3098 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
3101 * sh.c (print_operand, %R and %S): Add handling of floating point
3102 registers, memory, constants and invalid operands.
3104 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
3106 * ipa-pure-const.c: Change dump name.
3108 2005-08-31 Uros Bizjak <uros@kss-loka.si>
3111 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
3112 to "reg_or_0_operand".
3113 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
3115 2005-08-31 Dale Johannesen <dalej@apple.com>
3117 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
3118 loops that count down.
3120 2005-08-31 Richard Henderson <rth@redhat.com>
3123 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
3124 (fixup_eh_region_note): New.
3125 (reload_as_needed): Call it.
3126 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
3127 don't call find_many_sub_basic_blocks; call verify_flow_info.
3128 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
3129 (keep_stack_depressed): Likewise.
3130 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
3132 2005-08-31 Richard Henderson <rth@redhat.com>
3134 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
3137 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
3139 * expr.c (expand_expr_real_1): Compare size of address
3140 mode to target's address mode size in deciding expansion of
3141 the constant address.
3143 2005-08-31 Richard Guenther <rguenther@suse.de>
3146 * expr.c (all_zeros_p): New function.
3147 (expand_expr_real_1): Handle the case of an all-zero
3148 non-addressable constructor separately.
3150 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
3152 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
3153 arguments, adjust all callers.
3154 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
3156 2005-08-30 Richard Henderson <rth@redhat.com>
3159 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
3160 whenever the mode sizes match.
3162 2005-08-31 Alan Modra <amodra@bigpond.net.au>
3164 * calls.c (load_register_parameters): Fix comment typo.
3165 * expr.c (emit_push_insn): Comment formatting.
3167 2005-08-30 Ian Lance Taylor <ian@airs.com>
3169 * config/i386/x-cygwin (host-cygwin): Change dependency from
3170 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
3172 2005-08-29 Geoffrey Keating <geoffk@apple.com>
3174 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
3177 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
3180 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
3181 call to ggc_collect.
3183 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
3186 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
3187 beginning. Remove $(INCLUDES) from all the rules, if following
3188 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
3190 2005-08-29 Jakub Jelinek <jakub@redhat.com>
3193 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
3194 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
3195 not constant, but maxlen is, don't set len to maxlen, rather
3196 set maxlen to len if len is a constant.
3198 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
3200 PR tree-optimization/23475
3201 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
3204 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
3206 Fix PR middle-end/22455
3208 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
3209 Checksum only the parts of the tree that exist for the tree code.
3211 2005-08-28 Dale Johannesen <dalej@apple.com>
3213 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
3215 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
3217 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
3219 2005-08-28 Richard Henderson <rth@redhat.com>
3221 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
3222 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
3225 2005-08-28 Jakub Jelinek <jakub@redhat.com>
3228 * builtins.c (get_memory_rtx): Don't strip nops
3229 in between COMPONENT_REFs.
3231 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
3234 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
3236 (gimplify_modify_expr): Check for zero sized types and gimplify the
3237 rhs and lhs as statements.
3239 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
3242 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
3243 state for return address column of signal frames.
3245 2005-08-27 David Edelsohn <edelsohn@gnu.org>
3248 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
3249 bytes >= 2 not bytes == 2.
3250 (expand_block_move): Same.
3252 2005-08-27 Richard Guenther <rguenther@suse.de>
3255 * config/i386/sse.md (sse2_movsd): Add missing closing
3258 2005-08-27 Paul Brook <paul@codesourcery.com>
3260 * genrecog.c (enum decision_type): Add DT_num_insns.
3261 (struct decision_test): Add u.num_insns.
3262 (add_to_sequence): Add DT_num_insns test.
3263 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
3264 (write_cond, debug_decision_2): Ditto.
3265 (change_state): Assume peep2_next_insn never fails.
3266 Remove "afterward" argument.
3267 (write afterward, write_tree): Update to match.
3268 * recog.c (peep2_current_count): New variable.
3269 (peep2_next_insn): Check it.
3270 (peephole2_optimize): Set peep2_current_count.
3271 * recog.h (peep2_current_count): Declare.
3273 2005-08-26 Josh Conner <jconner@apple.com>
3276 * ipa-pure-const.c (check_tree): Check for volatile-ness
3277 when considering a dereference.
3279 2005-08-27 Jakub Jelinek <jakub@redhat.com>
3281 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
3283 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3285 PR rtl-optimization/23561
3286 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
3287 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
3288 at most LEN bytes long memory fits into the field.
3289 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
3290 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
3291 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
3293 2005-08-26 Richard Henderson <rth@redhat.com>
3296 * loop.c (biased_biv_may_wrap_p): New.
3297 (maybe_eliminate_biv_1): Use it to suppress non-equality
3298 comparison transformations. Delete disabled code.
3300 2005-08-26 Ian Lance Taylor <ian@airs.com>
3302 * combine.c (make_extraction): Avoid reference outside object.
3304 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
3306 * stor-layout.c (finalize_type_size): Restore behaviour for
3307 non-aggregate types to the status quo ante of the patch for
3308 pr 23467. Document why it matters.
3310 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3313 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
3314 array by one element, initialize the BT_LAST element with NULL.
3316 2005-08-26 David Edelsohn <edelsohn@gnu.org>
3318 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
3319 optimizing for size.
3321 (compare_plus_eqsi): Same.
3322 (plus_eqsi_compare): Same.
3323 (neg_eq0<mode>): Same.
3324 (neg_eq<mode>): Same.
3326 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
3329 2005-08-26 Nick Clifton <nickc@redhat.com>
3331 * config/v850/v850.c (ep_memory_operand): Return FALSE if
3332 TARGET_EP is not defined.
3333 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
3334 TARGET_EP is enabled.
3335 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
3336 * config/v850/v850.md (save_all_interrupt): Only use the EP
3337 register if TARGET_EP is defined.
3338 (restore_all_interrupt): Likewise.
3339 * config/v850/lib1funcs.asm: Update functions so that the EP
3340 register is only used if __EP__ is defined.
3342 2005-08-26 David Ung <davidu@mips.com>
3344 * config/mips/mips.c (mips_expand_prologue): Handle case when
3345 generating for MIPS16 and the outgoing argument area is more than
3346 SMALL_OPERAND. Use the frame pointer as temporary to generate the
3349 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
3351 * config/crx/crx.md: Make doloop_end pattern usage controllable
3352 via mloop-nesting=<max-nesting> command line switch. Make sure
3353 the combiner cannot use doloop_end_<mode> in an illegal way.
3354 * config/crx/crx.c: Use regs up to r6 for argument passing.
3355 Refine crx_address_cost (non cst4 displacements are expensive).
3356 * config/crx/crx.opt: Add switch for mloop-nesting=.
3358 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
3360 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
3361 (UNSPEC_MVST): New constant.
3363 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
3365 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
3366 Reject operands containing eliminable registers.
3367 * testsuite/gcc.dg/20050825-1.c: New testcase.
3369 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3370 Jan Hubicka <jh@suse.cz>
3372 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
3374 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3376 PR tree-optimization/23546
3377 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
3380 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
3382 * params.def (PARAM_MIN_SPEC_PROB): New.
3383 * sched-rgn.c (MIN_PROBABILITY): Delete.
3384 (compute_trg_info): Convert to PARAM_VALUE.
3385 * doc/invoke.texi (param): Document min-spec-prob.
3387 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
3389 * config/darwin.h: define __PIC__
3390 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
3391 TARGET_OS_CPP_BUILTINS macro.
3393 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3395 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
3398 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3400 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
3402 * cfghooks.c (duplicate_block): Added position where to place
3403 new block as argument.
3404 * cfghooks.h (duplicate_block): Declaration changed.
3405 * cfglayout.c (copy_bbs): Add argument after. Pass it to
3407 * cfglayout.h (copy_bbs): Declaration changed.
3408 * cfgloop.h (loop_version): Declaration changed.
3409 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
3410 position to copy_bbs.
3411 (loop_version): Pass position to duplicate_loop_to_header_edge.
3412 Add place_after argument and position new blocks according to
3414 * modulo-sched.c (sms_schedule): Pass place_after argument
3416 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
3417 * tree-cfg.c (split_edge_bb_loc): New function.
3418 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
3419 to determine position of new blocks.
3420 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
3422 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
3423 argument to duplicate_block.
3424 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
3425 Pass position to copy_bbs.
3427 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3429 * fold-const.c (ptr_difference_const): Use
3430 cst_and_fits_in_hwi instead of host_integerp.
3432 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3434 * config/darwin.c (gen_pic_offset): New.
3435 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
3438 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
3440 PR tree-optimization/23486
3441 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
3443 2005-08-23 Phil Edwards <phil@codesourcery.com>
3445 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
3446 remove use_collect2.
3447 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
3449 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
3450 configuration files to override the default value.
3452 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
3453 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
3454 * config/vx-common.h: New file, split out from...
3455 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
3456 * config/vxworksae.h: New file, for VxWorks AE.
3457 * config/vxworks.opt: New file.
3458 * config/vxlib.c: Update for VxWorks 6.
3460 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
3461 other MULTILIB_* variables appropriately.
3462 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
3463 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
3464 * config/rs6000/vxworks.h: Update for VxWorks 6.
3465 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
3467 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
3470 * config/darwin.c (machopic_select_section): Remove the hack to
3471 mark "::operator new" and "::operator delete" for coalescing
3472 even though they are not weak.
3474 2005-08-24 Alan Modra <amodra@bigpond.net.au>
3476 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
3477 * configure: Regenerate.
3479 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3482 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
3484 * convert.c (convert_to_integer, convert_to_vector): Likewise.
3485 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
3488 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3490 * config/rs6000/predicates.md (equality_operator): New.
3491 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
3492 comparison with a large constant.
3494 2005-08-23 Mark Mitchell <mark@codesourcery.com>
3496 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
3498 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
3500 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
3501 registers is even, and we have a hardware double precision fp,
3503 (sh_gimplify_va_arg_expr): For floating point arguments, consider
3504 size of current argument when checking if argument was passed in
3507 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
3510 * stor-layout.c (finalize_type_size): Dont override
3511 existing alignment with a smaller alignment from the mode.
3513 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3515 * lambda-code.c (lambda_vector_lexico_pos): Moved...
3516 * lambda.h (lambda_vector_lexico_pos): ... here.
3517 * tree-data-ref.c (build_classic_dist_vector): Return false when
3518 the distance vector is lexicographically negative.
3520 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3522 PR tree-optimization/23511
3523 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
3524 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
3526 2005-08-23 Jakub Jelinek <jakub@redhat.com>
3528 PR tree-optimization/22043
3529 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
3530 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
3531 If ALLOW_FLEXARR, handle types ending with flexible array member.
3532 Pass false as second argument to recursive count_type_elements calls.
3533 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
3534 argument to count_type_elements call.
3535 * tree-sra.c (decide_block_copy): Likewise.
3536 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
3537 for a constant-sized object, set cleared as well. Pass true as
3538 second argument to count_type_elements call.
3540 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3543 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
3544 from legitimate_small_data_p, and make global. Update use.
3545 Remove forward declaration.
3546 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
3548 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
3550 2005-08-23 David Edelsohn <edelsohn@gnu.org>
3552 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
3553 of scratch intermediates.
3554 (eq<mode>_compare): Same.
3555 (neg_eq0<mode>): New.
3556 (neg_eq<mode>): Convert to define_insn_and_split.
3558 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3561 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
3562 stdarg functions, set/clear the fp marker even when no variable
3564 * config/rs6000/sysv4.opt (mprototype): Describe.
3566 2005-08-22 Jakub Jelinek <jakub@redhat.com>
3568 PR rtl-optimization/23478
3569 * regs.h (reg_info): Add throw_calls_crossed.
3570 (REG_N_THROWING_CALLS_CROSSED): Define.
3571 * flow.c (allocate_reg_life_data): Initialize
3572 REG_N_THROWING_CALLS_CROSSED.
3573 (propagate_one_insn, attempt_auto_inc): Update
3574 REG_N_THROWING_CALLS_CROSSED.
3575 * global.c (global_alloc): Don't allocate pseudos across
3576 calls that may throw.
3578 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
3581 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
3582 value is inbetween the range if we did not find an exact match.
3584 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
3586 * doc/invoke.texi (Option Summary): Add ms1 options.
3587 * doc/extend.texi: Document interrupt handler attribute for ms1.
3588 * doc/md.texi: Document ms1 constraints.
3589 * config.gcc: Add ms1-*-elf.
3590 * config/ms1/ms1.h: New.
3591 * config/ms1/ms1.c: New.
3592 * config/ms1/ms1.md: New.
3593 * config/ms1/ms1-protos.h: New.
3594 * config/ms1/ABI.txt: New.
3595 * config/ms1/crti.asm: New.
3596 * config/ms1/crtn.asm: New.
3597 * config/ms1/lib2extra-funcs.c: New.
3598 * config/ms1/t-ms1: New.
3599 * config/ms1/ms1.opt: New.
3601 2005-08-22 Ira Rosen <irar@il.ibm.com>
3603 * config/rs6000/altivec.md (xorv4sf3): New.
3604 (negv4sf2, neg<mode>2): Likewise.
3606 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
3609 * config/ia64/ia64.md (divsi3): Check divide by zero.
3610 (udivsi3): Likewise.
3612 (udivdi3): Likewise.
3614 2005-08-21 Jakub Jelinek <jakub@redhat.com>
3616 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
3617 up to elem_bitsize bits, not max_bitsize.
3619 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3621 PR tree-optimization/23433
3622 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
3623 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
3625 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3627 PR tree-optimization/23434
3628 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
3629 the iteration bound is not an INTEGER_CST.
3631 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
3633 * tree-vect-transform.c (get_initial_def_for_reduction): Set
3634 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
3635 NULL if need_epilog_adjust is false.
3636 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
3637 Case 3 always peels first itration, not just for PLUS case, and no need
3638 to use scalar_initial_def here. Create an epilog adjustment only if
3639 scalar_initial_def is not NULL.
3641 (vectorizable_reduction): Remove assert.
3643 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
3646 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
3647 (__moddi3): Likewise.
3648 (__udivdi3): Likewise.
3649 (__umoddi3): Likewise.
3650 (__divsi3): Likewise.
3651 (__modsi3): Likewise.
3652 (__udivsi3): Likewise.
3653 (__umodsi3): Likewise.
3655 2005-08-20 Jakub Jelinek <jakub@redhat.com>
3657 * tree-pass.h (TDF_GRAPH): Define.
3658 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
3659 * passes.c (finish_optimization_passes): Only call
3660 finish_graph_dump_file if TDF_GRAPH is set.
3661 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
3662 NULL. Set TDF_GRAPH bit.
3663 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
3665 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
3667 * arm.h (arm_stack_offsets): Add locals_base field.
3668 * arm.c (arm_get_frame_offsets): Compute it.
3669 (thumb_compute_initial_elimination offset): Make the Thumb frame
3670 pointer point to the base of the local variables.
3671 (thumb_expand_prologue): Update accordingly.
3672 (thumb_expand_epilogue): Likewise.
3674 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
3675 mode of clobbered scratch to DImode. Handle a case that's known to
3678 2005-08-19 David Edelsohn <edelsohn@gnu.org>
3680 * config/rs6000/rs6000.md (gt0<mode>): Delete.
3681 (gt0<mode>_compare): Delete.
3682 (neg_gt0<mode>): Delete.
3684 2005-08-19 Eric Christopher <echristo@apple.com>
3686 * optabs.h: Change CTI_ to COI_.
3689 2005-08-19 James E Wilson <wilson@specifix.com>
3691 * builtins.c (expand_builtin_return_addr): Set
3692 current_function_accesses_prior_frames when count != 0. Use
3693 frame_pointer_rtx when count == 0.
3694 * function.h (struct function): Add accesses_prior_frames field.
3695 (current_function_accesses_prior_frames): Define.
3696 * reload1.c (init_elim_table): Check
3697 current_function_accesses_prior_frames.
3698 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
3700 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3702 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
3703 indicator. Return true if the flowgraph changed during
3706 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3709 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
3710 conditional expression before testing its value.
3712 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3714 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
3716 2005-08-19 Devang Patel <dpatel@apple.com>
3718 PR tree-optimization/23048
3719 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
3720 third parameter. Check whether latch is dominated by exit
3722 (if_convertible_loop_p): Supply exit block itself to
3723 if_convertible_bb_p.
3725 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3728 * arm.md (arm_load_pic_register): Change argument to the mask of
3729 saved registers. Call thumb_find_work_register if we need a
3730 scratch register on Thumb.
3731 (arm_expand_prologue): Pass empty register set to
3732 arm_load_pic_register.
3733 (thumb_expand_prologue): Pass live_regs_mask directly to
3734 arm_load_pic_register.
3735 * arm-protos.h (arm_load_pic_register): Update prototype.
3737 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
3739 * sh.c (find_sole_member): New function.
3740 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
3741 if the record's alignment is larger than the size of its only member.
3743 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3746 * arm.c (thumb_legitimize_reload_address): New function.
3747 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
3748 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
3750 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
3752 * config/crx/crx.c: Implement crx_decompose_address. Reject
3753 symbolic displacements since CRX register relative adressing
3754 mode can't handle unsigned 32-bit values as displacements.
3755 * config/crx/crx.h: Simplify definitions, remove redundant
3756 parenthesis and obsolete macros.
3757 * config/crx/crx.opt: Add new switch for debugging addresses.
3758 * config/crx/crx-protos.h: Add new declarations for above.
3760 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
3763 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
3766 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3768 * collect2.c (dup2): Delete.
3769 * configure.ac: Don't check for dup2.
3771 * config.in, configure: Regenerate.
3773 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
3775 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
3776 record with the type of its only member.
3778 2005-08-18 David Edelsohn <edelsohn@gnu.org>
3780 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
3781 define_insn_and_split.
3782 (plus_ltu<mode>_compare): Same.
3783 (gtu<mode>_compare): Same.
3784 (plus_gtu<mode>_compare): Same.
3786 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
3788 PR tree-optimization/22228
3789 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
3791 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
3792 are recorded in vect_vnames_to_rename for renaming.
3793 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
3794 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
3795 in vect_vnames_to_rename.
3796 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
3797 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
3799 2005-08-18 Jan Hubicka <jh@suse.cz>
3802 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
3803 info only for local statics, not for member variables.
3805 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3807 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
3809 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3811 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
3813 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
3816 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
3818 2005-08-17 James E Wilson <wilson@specifix.com>
3820 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3823 2005-08-17 David Edelsohn <edelsohn@gnu.org>
3825 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
3826 (leu<mode>_compare): Same.
3827 (plus_leu<mode>): Same.
3828 (neg_leu<mode>): Same.
3829 (and_neg_leu<mode): Same.
3830 (ltu<mode>_compare): Same.
3831 (plus_ltu<mode>): Same.
3833 (geu<mode>_compare): Same.
3834 (plus_geu<mode>): Same.
3835 (neg_geu<mode>): Same.
3836 (and_neg_geu<mode>): Same.
3837 (plus_gt<mode>): Same.
3838 (gtu<mode>_compare): Same.
3839 (plus_gtu<mode>): Same.
3841 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
3843 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
3844 Move call_table_data to end. Delete spurious .text.
3845 (callt_save_all_interrupt): Fix comment typo.
3847 2005-08-17 James E Wilson <wilson@specifix.com>
3848 Kevin Winchester <winchester@amirix.com>
3851 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
3853 2005-08-17 Uros Bizjak <uros@kss-loka.si>
3856 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
3857 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
3859 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
3861 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
3862 record with the type of its only member if the modes don't match.
3864 * varasm.c (decode_reg_name): Skip empty additional register names.
3866 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
3868 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
3869 lsm_tmp_name_length): New.
3870 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
3871 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
3873 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3874 Andreas Krebbel <krebbel1@de.ibm.com>
3876 * config.gcc: Added z9-109 switch.
3877 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
3878 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
3879 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
3880 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3881 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
3882 for "z9_109" cpu attribute.
3883 * config/s390/s390.c (z9_109_cost): New processor cost structure.
3884 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
3885 (s390_handle_arch_option): Added z9-109 switch.
3886 (override_options): Set respective cost function for z9-109.
3887 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
3888 (legitimate_reload_constant_p): Accept extended immediates.
3889 (print_operand): Three new output modifiers added: k, m and o.
3890 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
3891 (s390_output_mi_thunk): Use extended immediate when possible.
3892 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
3893 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
3894 (CONSTRAINT_LEN): Added length of O constraint.
3895 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
3896 * config/s390/s390.md ("cpu"): New value z9_109 added.
3897 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
3898 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
3899 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
3900 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
3901 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
3902 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
3903 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
3904 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
3905 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
3906 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
3907 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
3908 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
3909 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
3910 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
3911 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
3913 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
3914 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
3915 insns for TARGET_EXTIMM.
3917 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
3919 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
3921 2005-08-17 Nick Clifton <nickc@redhat.com>
3923 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
3924 Call default_encode_section_info.
3926 2005-08-17 Steven Bosscher <stevenb@suse.de>
3928 PR tree-optimization/21574
3929 * tree-ssa-ccp.c (likely_value): If the right hand side is a
3930 constant, return CONSTANT.
3931 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
3932 (ccp_fold, visit_assignment): Likewise.
3933 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
3935 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3937 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
3938 fold_buildN instead of buildN then fold_initializer or fold.
3939 (build_unary_op): Likewise.
3940 (build_binary_op): Likewise.
3941 * fold-const.c (fold_initializer): Remove.
3942 (fold_build1_initializer): New function.
3943 (fold_build2_initializer): New function.
3944 (fold_build3_initializer): New function.
3945 * tree.h (fold_initializer): Remove.
3946 (fold_build1_initializer): New function.
3947 (fold_build2_initializer): New function.
3948 (fold_build3_initializer): New function.
3950 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3952 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
3953 (try_move_mult_to_index): Call fold_build2 instead of build2.
3954 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
3955 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
3956 fold_binary_to_constant.
3957 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
3959 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
3960 check if A == gcd (A, B). Remove TYPE argument.
3961 (analyze_offset) Use fold_build2 instead of fold (build.
3962 (create_data_ref): Likewise.
3963 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
3964 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
3967 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
3969 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
3970 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
3972 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
3975 * gimplify.c (zero_sized_type): New function.
3976 (gimplify_modify_expr_rhs): If we have a zero sized type,
3977 replace the statement with an empty statement.
3979 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
3981 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
3984 2005-08-16 Ian Lance Taylor <ian@airs.com>
3986 * doc/tm.texi (Label Output): Correct typo.
3988 2005-08-16 Steven Bosscher <stevenb@suse.de>
3991 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
3992 force_operand will work later on using have_insn_for.
3994 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3996 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
3998 2005-08-16 Ian Lance Taylor <ian@airs.com>
4001 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
4002 vector type, don't try to construct it element by element. Add an
4003 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
4005 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4007 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
4009 2005-08-16 Geoffrey Keating <geoffk@apple.com>
4011 * doc/invoke.texi (Precompiled Headers): Document some more options
4012 which are known to be safe.
4014 2005-08-16 James E Wilson <wilson@specifix.com>
4016 PR tree-optimization/21105
4017 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
4018 TREE_OVERFLOW check.
4020 2005-08-16 David Edelsohn <edelsohn@gnu.org>
4022 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
4023 (neg_ltu<mode>): Same.
4025 (neg_gtu<mode>): Same.
4027 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4029 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
4030 (fold_builtin_isdigit): Use fold_buildN.
4031 (build_function_call_expr): Likewise.
4032 * c-typeck.c (c_finish_loop): Likewise.
4034 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
4035 Richard Shann <rshann@superh.com>
4037 PR middle-end/20396:
4038 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
4040 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
4042 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
4044 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
4047 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
4048 arm_compure_save_reg0_reg12_mask to determine when the PIC register
4051 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4054 * fold-const.c (build_range_check): Disable optimization for function
4055 pointer expressions on targets that require function pointer
4058 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
4060 * simplify-rtx.c (simplify_const_relational_operation): When
4061 extracting arguments of a COMPARE, recompute the mode as well.
4063 2005-08-15 Ian Lance Taylor <ian@airs.com>
4065 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
4067 2005-08-15 DJ Delorie <dj@redhat.com>
4069 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
4071 (movsi_splittable): Allow, but split, moves to the stack.
4072 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
4075 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4077 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
4078 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
4079 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
4081 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
4082 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
4083 Delete HOST_PTR_PRINTF.
4085 * configure, config.in: Regenerate.
4087 2005-08-15 David Edelsohn <edelsohn@gnu.org>
4089 * config/rs6000/rs6000.md (QHSI): New mode macro.
4090 (wd): Extend mode attr for QImode and HImode
4091 (dbits): New mode attr.
4092 (zero_extend<mode>di2): Convert to mode macro.
4094 2005-08-15 Steve Ellcey <sje@cup.hp.com>
4097 * doc/invoke.texi (-mgnu-ld): Update description.
4100 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4103 * Makefile.in (tree-chrec.o): Depends on real.h.
4104 * tree-chrec.c: Include real.h.
4105 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
4106 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
4107 * tree-scalar-evolution.c (add_to_evolution_1,
4108 interpret_rhs_modify_expr): Ditto.
4110 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4113 * tree-data-ref.c (estimate_niter_from_size_of_data): When
4114 step is negative compute the estimation from init downwards to zero.
4116 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
4118 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
4120 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4122 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
4124 (legitimate_reload_constant_p): Fix handling of lliXX operands.
4125 Accept double-word constants that can be split.
4126 * config/s390/s390.md ("movti"): Use 'P' constraint.
4127 ("*movdi_31", "*movdf_31"): Likewise.
4129 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
4131 Fix PR tree-optimization/22615
4133 * tree-ssa-structalias.c (solution_set_add): Handle
4134 first_vi_for_offset returning NULL.
4135 (do_da_constraint): Ditto.
4136 (do_sd_constraint): Ditto.
4137 (do_ds_constraint): Ditto
4138 (find_func_aliases): Ditto.
4139 (build_constraint_graph): RHS is allowed be ANYTHING.
4140 (first_vi_for_offset): Return NULL if we couldn't find anything at
4143 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4145 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
4146 over memory as first operand.
4148 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
4151 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
4152 available for setting it.
4154 2005-08-14 Ira Rosen <irar@il.ibm.com>
4156 PR tree-optimization/23320
4157 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
4158 data-refs' types instead of base object nullness. Add check for
4159 pointer type data-refs before first location comparison. Remove
4162 2005-08-14 Andreas Schwab <schwab@suse.de>
4164 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
4166 2005-08-13 James E Wilson <wilson@specifix.com>
4168 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
4169 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
4170 -fstack-protector-all, --param ssp-buffer-size): Document.
4171 (-Wvariadic-macros): Alphabetize.
4172 (-fsched-stalled-insns-dep): Add missing 'f'.
4174 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
4177 2005-08-13 David Edelsohn <edelsohn@gnu.org>
4179 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
4180 or indirect address operand.
4181 (EXTRA_ADDRESS_CONSTRAINT): New.
4182 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
4184 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
4186 PR tree-optimization/22236
4187 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
4188 successors and predecessors.
4189 * tree-chrec.c (chrec_convert): Before converting, check that
4190 sequences don't wrap.
4191 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
4192 (analyze_array): Extern.
4193 (find_data_references_in_loop): Remove call to
4194 compute_estimated_nb_iterations.
4195 * tree-data-ref.h (analyze_array): Declared.
4196 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
4197 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
4198 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
4199 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
4201 * tree-ssa-loop-ivcanon.c: Fix documentation.
4202 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
4203 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
4204 (infer_loop_bounds_from_undefined): New.
4205 (estimate_numbers_of_iterations_loop): Use
4206 infer_loop_bounds_from_undefined.
4207 (used_in_pointer_arithmetic_p): New.
4208 (scev_probably_wraps_p): Pass an extra parameter. Call
4209 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
4210 (convert_step): Fix documentation.
4211 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
4212 Use initial_condition_in_loop_num and evolution_part_in_loop_num
4213 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
4214 scev_probably_wraps_p.
4216 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
4218 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
4219 (s390_register_info): Ignore clobbered_regs information for fixed
4220 registers, and only fixed registers.
4221 (s390_init_frame_layout): Remove redundant call.
4223 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
4225 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
4226 description of -Wold-style-casts.
4228 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4229 Jakub Jelinek <jakub@redhat.com>
4231 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4232 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
4233 * config/s390/s390.c (print_operand): New output modifier 'G' added.
4234 (get_thread_pointer): Renamed to s390_get_thread_pointer.
4235 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
4236 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
4237 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
4238 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4239 ("stack_protect_set", "stack_protect_test"): New expanders.
4240 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
4241 "stack_protect_testdi"): New insn definitions.
4243 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4245 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
4247 2005-08-12 Paul Brook <paul@codesourcery.com>
4249 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
4251 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4253 * config/s390/predicates.md (setmem_operand): New predicate.
4254 (shift_count_operand): Accept ANDs with special constants as
4256 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
4257 with special constants.
4258 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
4259 shift_count_operand with setmem_operand.
4261 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4263 * config/s390/s390.c (s390_extract_part, s390_single_part):
4265 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
4266 (s390_output_mi_thunk): Don't use lg on 31 bit.
4267 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
4268 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
4270 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4272 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
4273 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
4274 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
4275 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
4276 with one of the new macros.
4278 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4280 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
4281 Don't set save_return_addr_p.
4282 (s390_register_info): Make clobbered_regs not depending on
4285 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4287 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
4288 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
4290 2005-08-11 James E. Wilson <wilson@specifix.com>
4292 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
4294 2005-08-11 Jakub Jelinek <jakub@redhat.com>
4296 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
4297 locations gathered by var-tracking in single entry loc_list
4298 over loc_descriptor_from_tree.
4300 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
4301 pass it down to loc_descriptor.
4302 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
4303 (containing_function_has_frame_base): Move earlier in the file.
4304 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
4305 instead of always assuming fbreg can't be used.
4307 2005-08-11 David Edelsohn <edelsohn@gnu.org>
4309 * config/rs6000/altivec.md: Change constraint "m" to "Z".
4310 * config/rs6000/predicates.md (indexed_or_indirect_operand):
4311 Accept address wrapped in AND for Altivec.
4312 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4313 Strip AND wrapping offset address for Altivec.
4315 2005-08-11 Richard Henderson <rth@redhat.com>
4318 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
4319 before using TYPE_IS_SIZETYPE.
4321 2005-08-11 Richard Henderson <rth@redhat.com>
4324 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
4325 insn types not present on ev4.
4326 (alphaev5_insn_pipe): Similarly.
4328 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
4331 * arm.c (arm_override_options): If the user has selected callee-super-
4332 interworking, then enable normal interworking.
4334 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4336 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
4339 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
4341 * doc/rtl.texi: Fix two typos.
4343 2005-08-11 Richard Guenther <rguenther@suse.de>
4346 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
4347 cases where we call to/from functions returning void.
4349 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
4352 * tree.c (build_pointer_type_for_mode): Robustify.
4354 2005-08-10 James E Wilson <wilson@specifix.com>
4356 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
4357 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
4359 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
4362 2005-08-10 Eric Christopher <echristo@apple.com>
4364 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
4365 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
4368 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
4371 * config/darwin.c (machopic_indirect_data_reference): Use a new register
4372 for the high part when generating dynamic-no-pic code.
4374 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
4376 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
4377 (x86_64-*-linux*): Likewise.
4379 * config/i386/crtfastmath.c: New file.
4380 * config/i386/t-crtfm: Likewise.
4382 * config/i386/linux.h (ENDFILE_SPEC): New.
4383 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
4385 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
4388 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
4390 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
4391 (vec_shl, vec_shr): Document new operations.
4392 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
4394 2005-08-10 David Edelsohn <edelsohn@gnu.org>
4396 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
4397 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
4398 change predicate to indexed_or_indirect_address.
4400 2005-08-10 Richard Sandiford <richard@codesourcery.com>
4402 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
4403 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
4404 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
4405 and __aeabi_uwrite8.
4406 * config/arm/unaligned-funcs.c: New file.
4407 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
4409 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
4411 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
4413 * cfglayout.c (pass_insn_locators_initialize): Add dump.
4414 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
4416 * except.c (pass_convert_to_eh_region_ranges): Add dump.
4417 * final.c (pass_shorten_branches): Add dump.
4418 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
4419 (pass_life): Rename dump.
4420 (rest_of_handle_flow2): Remove initial verify_flow_info.
4421 * function.c (pass_instantiate_virtual_regs): Add dump.
4422 * integrate.c (pass_initial_value_sets): Add dump.
4423 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
4424 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
4425 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
4426 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
4427 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
4428 gate_rtl_unrool_and_peel_loops): New.
4429 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
4430 rtl_doloop): Do not look at flags.
4431 * mode-switching.c (pass_mode_switching): Add dump.
4432 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
4433 pass_split_before_regstack): Add dump.
4434 * regmove.c (pass_stack_adjustments): Add dump.
4435 * tree-optimize.c (pass_fixup_cfg): Add dump.
4437 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4440 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
4441 deciding which instruction sequence to use.
4443 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
4445 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
4446 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
4448 2005-08-09 Richard Guenther <rguenther@suse.de>
4450 * c-common.c (builtin_function_2): Remove.
4451 (def_builtin_1): New function.
4452 (c_common_nodes_and_builtins): Use def_builtin_1 to
4453 build builtin functions.
4455 2005-08-09 Jie Zhang <jie.zhang@analog.com>
4457 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
4458 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
4459 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
4462 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4464 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
4465 fold_binary instead of fold_build2 since we don't care about the
4467 (loop_niter_by_eval): Likewise.
4468 (compare_trees): Likewise.
4469 (proved_non_wrapping_p): Likewise.
4471 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4475 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
4476 if the if is really empty.
4478 2005-08-09 Steven Bosscher <stevenb@suse.de>
4480 PR tree-optimization/23234
4481 * tree-ssa-math-opts.c (place_reciprocal): New enum.
4482 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
4483 argument of the new enum.
4484 (execute_cse_reciprocals): Add reciprocals for function arguments
4485 on the unique successor edge of the entry block. Update other calls
4486 to execute_cse_reciprocals_1.
4488 2005-08-08 Richard Henderson <rth@redhat.com>
4491 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
4493 2005-08-08 Bob Wilson <bob.wilson@acm.org>
4495 * expr.c (write_complex_part): Return after handling MEM.
4497 2005-08-08 Josh Conner <jconner@apple.com>
4499 PR rtl-optimization/23241
4500 * combine.c (simplify_comparison): Fix error in determining
4501 whether to lift a subreg from comparison.
4503 2005-08-08 David Edelsohn <edelsohn@gnu.org>
4506 * config/rs6000/altivec.md (vec_init<mode>): New.
4507 (vec_set<mode>): New.
4508 (vec_extract<mode>): New.
4509 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
4510 (rs6000_expand_vector_set): New.
4511 (rs6000_expand_vector_extract): New.
4512 (rs6000_legitimate_offset_address_p): Offset addresses are valid
4513 for Altivec modes before reload.
4514 (altivec_expand_vec_init_builtin): New.
4515 (get_element_number): New.
4516 (altivec_expand_vec_set_builtin): New.
4517 (altivec_expand_vec_ext_builtin): New.
4518 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
4520 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
4522 * config/rs6000/rs6000.h (rs6000_builtins): Add
4523 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
4524 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
4525 * config/rs6000/rs6000-protos.h: Declare new functions.
4527 2005-08-08 Jan Hubicka <jh@suse.cz>
4529 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
4530 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
4531 * i386.md (movdi*): Use pic_32bit_operand.
4532 * predicates.md (pic_32bit_operand): New.
4534 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
4537 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
4539 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
4541 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
4542 (test_for_singularity): Use fold_build2.
4544 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4546 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
4548 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
4550 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
4551 (COMMON_ASM_OP) Define.
4552 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
4553 (ix86_encode_section_info): Likewise.
4554 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
4555 SUBTARGET_ENCODE_SECTION_INFO.
4557 2005-08-06 Richard Henderson <rth@redhat.com>
4560 * tree-nested.c (convert_local_reference): Save and restore val_only
4561 around component_ref and friends. Clear walk_subtrees by default.
4563 2005-08-06 Peter O'Gorman <peter@pogma.com>
4566 * gcc.c (process_command): Check the argument to -b has a dash.
4567 * doc/invoke.texi: Update -b and -V docs.
4569 2005-08-06 James E Wilson <wilson@specifix.com>
4571 * config/mips/cross64.h, config/mips/t-cross64: Delete.
4573 2005-08-06 Michael Matz <matz@suse.de>
4575 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
4576 member only if only one insn is associated with the value.
4578 2005-08-06 Nick Clifton <nickc@redhat.com>
4580 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
4582 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
4583 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
4584 Check symbol flags instead of symbol name mangling.
4585 (xstormy16_asm_output_aligned_common): Likewise. Also
4586 simplify code since the bss100_section cass is the only case
4587 where the below100 code will be triggered.
4588 (xstormy16_encode_section_info): Encode below100 attribute
4589 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
4591 (xstormy16_strip_name_encoding): Delete - this function is no
4593 (TARGET_STRIP_NAME_ENCODING): Undefine.
4594 * config/stormy16/stormy16-protos.h: Delete prototype for
4595 xstormy16_strip_name_encoding.
4597 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
4599 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
4600 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
4601 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
4602 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
4603 config/alpha/predicates.md, config/arc/arc.h,
4604 config/arm/arm.h, config/arm/ieee754-df.S,
4605 config/arm/ieee754-sf.S, config/bfin/bfin.c,
4606 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
4607 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
4608 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
4609 config/m68hc11/m68hc11.h, config/mips/mips.c,
4610 config/mips/mips.h, config/mips/openbsd.h,
4611 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
4612 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
4613 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4614 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
4615 config/sparc/linux.h, config/sparc/linux64.h,
4616 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
4617 doc/extend.texi, doc/gcov.texi, doc/install.texi,
4618 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
4619 typos. Follow spelling conventions.
4621 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
4624 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
4625 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
4626 specially. Check for side effects only for COND_EXPR.
4627 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
4628 return with TREE_NO_WARNING.
4630 2005-08-06 Richard Sandiford <richard@codesourcery.com>
4632 PR rtl-optimization/23233
4633 * loop.c (combine_movables): Require the modes to be the same.
4634 (move_movables): Remove handling of cases where the replacement
4635 had a different mode to the original.
4637 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
4639 PR tree-optimization/23128
4640 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
4641 subtraction wrap, and set TREE_OVERFLOW if they do.
4643 2005-08-05 Richard Henderson <rth@redhat.com>
4646 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
4647 FORCED_LABEL labels.
4649 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
4652 * reload.c (find_reloads_subreg_address): Pass down TYPE
4653 unchanged. Change all callers except find_reloads_toplev.
4655 2005-08-05 Michael Matz <matz@suse.de>
4657 * genattrtab.c (current_alternative_string): Remove.
4658 (SIMPLIFY_ALTERNATIVE): Ditto.
4659 (attr_alt_bit_p): Ditto.
4660 (alternative_name): Make const char *.
4661 (evaluate_eq_attr): Remove use of above things.
4662 (simplify_test_exp): Ditto.
4663 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
4664 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
4666 2005-08-04 James E Wilson <wilson@specifix.com>
4668 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
4669 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
4670 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
4671 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
4672 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
4674 2005-08-04 Richard Henderson <rth@redhat.com>
4677 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
4678 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
4679 * tree-sra.c (decide_block_copy): Use it. Disable element copy
4680 if we'd have to instantiate too many members.
4682 2005-08-04 Richard Henderson <rth@redhat.com>
4685 * tree-outof-ssa.c (coalesce_asm_operands): New.
4686 (coalesce_ssa_name): Use it. Split out ...
4687 (coalesce_phi_operands, coalesce_result_decls): ... these.
4689 2005-08-04 Paul Brook <paul@codesourcery.com>
4691 * read-rtl.c (read_quoted_string): Break if EOF.
4693 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
4695 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
4696 (fold_build2): Likewise.
4697 (fold_build3): Likewise.
4698 (fold_build1_stat): New function prototype.
4699 (fold_build2_stat): Likewise.
4700 (fold_build3_stat): Likewise.
4701 * fold-const.c (fold_build1): Rename to ..
4702 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4703 through to build1_stat.
4704 (fold_build2): Rename to ..
4705 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4706 through to build2_stat.
4707 (fold_build3): Rename to ..
4708 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4709 through to build3_stat.
4711 2005-08-04 David Edelsohn <edelsohn@gnu.org>
4712 Ian Lance Taylor <ian@airs.com>
4714 * function.c (assign_stack_local_1): Do not correct stack slot
4715 address if allocation size is smaller than mode size.
4717 2005-08-04 Diego Novillo <dnovillo@redhat.com>
4720 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
4721 (tree_merge_blocks): Propagate anything allowed by
4723 Clarify documentation.
4724 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
4725 SSA form, schedule an update if necessary.
4727 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
4729 * doc/install.texi (Binaries): Remove broken link to
4730 Sinix/Reliant Unix binaries.
4732 2005-08-03 Richard Henderson <rth@redhat.com>
4735 * function.c (stack_protect_epilogue): Export.
4736 * tree.h (stack_protect_epilogue): Declare.
4737 * calls.c (expand_call): Call it.
4739 2005-08-03 Eric Christopher <echristo@apple.com>
4741 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
4742 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
4745 2005-08-04 Jan Hubicka <jh@suse.cz>
4747 * profile.c (branch_prob): Split edges with goto locus on them
4748 to get proper line counts.
4749 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
4751 2005-08-03 Paul Brook <paul@codesourcery.com>
4753 * function.c (assign_parms): Round current_function_args_size
4754 to PARM_BOUNDARY, not STACK_BOUNDARY.
4756 2005-08-03 Geoffrey Keating <geoffk@apple.com>
4758 * config/i386/i386.c (x86_elf_aligned_common)
4759 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
4761 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
4763 PR tree-optimization/23157
4764 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
4765 before emitting them.
4767 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4769 PR tree-optimization/19899
4770 * Makefile.in (tree-scalar-evolution.o): Add real.h.
4771 * tree-scalar-evolution.c: Include real.h.
4772 (add_to_evolution): Build constant -1 of correct type.
4774 2005-08-03 Jan Hubicka <jh@suse.cz>
4776 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
4777 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
4778 profile updating for complette unrolling.
4779 * loop-unroll.c (peel_loop_completely): Use it.
4780 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
4781 (tree_unroll_loops_completely): Disable code growing unrolling of cold
4784 2005-08-03 Paul Brook <paul@codesourcery.com>
4786 * combine.c (can_change_dest_mode): New function.
4787 (try_combine, simplify_set): Use it.
4789 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
4791 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
4794 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
4796 * doc/install.texi (Specific): Adjust link to openavr.org.
4797 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
4798 (Binaries): Adjust HP-UX Porting Center link.
4799 (Binaries): Adjust Free Software Foundation ordering link.
4801 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
4803 * convert.c (convert_to_integer): Use fold_build1 instead of
4804 build1 when converting an integer to an integer.
4806 2005-08-02 Richard Henderson <rth@redhat.com>
4808 * combine.c (combine_instructions): Don't use reg_equal/equiv
4809 results if the mode doesn't match.
4811 2005-08-02 Mark Mitchell <mark@codesourcery.com>
4813 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
4814 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
4816 2005-08-02 Richard Henderson <rth@redhat.com>
4819 * explow.c (memory_address): Remove special-case for
4820 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
4822 2005-08-02 Diego Novillo <dnovillo@redhat.com>
4825 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
4826 number of calls to cleanup_tree_cfg_1.
4828 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
4830 * doc/invoke.texi: document file extensions .F90 and .F95
4832 2005-08-02 Richard Guenther <rguenther@suse.de>
4834 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
4835 positive if its first argument is positive.
4837 2005-08-02 Richard Guenther <rguenther@suse.de>
4839 PR tree-optimization/23177
4840 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
4843 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
4845 PR tree-optimization/23129
4846 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
4847 varying for divisions with anti-ranges.
4849 2005-08-02 Jan Hubicka <jh@suse.cz>
4851 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
4852 * tree-ssa-threadupdate.c (thread_block): Add it here.
4854 2005-08-01 James E Wilson <wilson@specifix.com>
4856 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
4857 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
4858 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
4860 * config/mips/predicates.md (const_call_insn_operand): Add check for
4861 SYMBOL_REF_LONG_CALL_P.
4862 * doc/extend.texi (long_call): Document the new attribute.
4864 2005-08-01 Ian Lance Taylor <ian@airs.com>
4865 Richard Henderson <rth@redhat.com>
4867 * Makefile.in (RTL_BASE_H): Add real.h.
4868 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
4870 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
4872 * rtl.c (rtl_check_failed_code_mode): New.
4873 * rtl.h (struct rtx_def): Add u.rv.
4874 (XCMWINT, XCNMPRV): New.
4875 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
4876 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
4878 2005-08-01 Richard Henderson <rth@redhat.com>
4880 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
4881 with auto-inc codes.
4883 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
4885 2005-08-01 Jan Hubicka <jh@suse.cz>
4887 * i386-protos.h (asm_preferred_eh_data_format): Declare.
4888 * i386.c: Include dwarf2.h
4889 (asm_preferred_eh_data_format): New.
4890 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
4892 2005-08-01 Ian Lance Taylor <ian@airs.com>
4894 * config/host-linux.c (linux_gt_pch_get_address): Add new name
4895 randomize_va_space for virtual address randomization control.
4897 2005-08-01 Steven Bosscher <stevenb@suse.de>
4899 * common.opt (flag_ipa_cp): Put in right place to maintain
4902 2005-08-01 Jan Hubicka <jh@suse.cz>
4904 * profile.c (compute_value_histograms): Fix thinko.
4905 * value-prof.c: Include toplev.h
4906 (check_counter): New function.
4907 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4908 tree_mod_subtract_transform): Add sanity check.
4910 2005-08-01 Richard Guenther <rguenther@suse.de>
4912 PR tree-optimization/23133
4913 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
4914 current functions parameter decls to find defs to cse
4917 2005-08-01 Richard Guenther <rguenther@suse.de>
4919 PR tree-optimization/23109
4920 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
4921 If trapping math is in effect, use post-dominator information
4922 to check if we'd in any case reach a trapping point before
4923 doing the reciprocal insertion.
4924 (execute_cse_reciprocals): Compute post-dominators, if necessary.
4925 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
4926 expressions are invariant only if trapping math is not in effect.
4928 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4930 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
4931 cgraph_function_versioning): New declarations.
4932 * cgraphunit.c: Add include to ipa-prop.h.
4933 (update_call_expr, cgraph_copy_node_for_versioning,
4934 cgraph_function_versioning): New functions.
4935 * integrate.c (copy_decl_for_inlining): Remove.
4936 * ipa-prop.h (ipa_replace_map): New struct.
4937 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
4938 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
4939 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
4940 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
4941 ipcp_iterate_stage, ipcp_method_scale_print,
4942 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
4943 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
4944 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
4945 ipcp_update_bb_counts, ipcp_update_profiling,
4946 ipcp_update_edges_counts): New functions.
4947 (ipcp_method_cval_init): Remove restriction regarding local methods.
4948 (ipcp_init_stage): Add ipcp_method_compute_scale.
4949 (ipcp_insert_stage): Add versioning.
4950 (ipcp_structures_print): Add ipcp_method_scale_print.
4951 (ipcp_driver): Dump profiling info.
4952 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
4953 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
4954 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
4955 (struct inline_data): Add versioning_p, ipa_info, new fields.
4956 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
4957 declare_return_variable): Replace calls to copy_decl_for_inlining with
4959 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
4961 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
4962 Add argument VERSIONING.
4963 (copy_arguments_for_versioning, copy_static_chain,
4964 function_versionable_p, tree_versionable_function_p,
4965 tree_function_versioning, replace_ref_tree): New functions.
4966 * tree-inline.h: Include varray.h.
4967 (tree_versionable_function_p, tree_function_versioning,
4968 tree copy_decl_for_dup): New declarations.
4970 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4972 * ipa-cp.c: New file. Contains IPCP specific functionality.
4973 * ipa-prop.h: New file. Contains structures/definitions that can be
4974 used by several interprocedural data flow optimizations (and also IPCP).
4975 * ipa-prop.c: New file.
4976 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
4977 * common.opt: Add ipa-cp flag.
4978 * timevar.def: Add IPCP optimization.
4979 * tree-optimize.c (init_tree_optimization_passes): Schedule
4981 * tree-pass.h (pass_ipa_cp): Declare.
4983 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
4985 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
4986 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
4987 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
4988 config/i386/i386.c, config/mips/mips.h,
4989 config/rs6000/rs6000.h, config/sh/sh.c,
4990 config/stormy16/stormy16.c: Fix comment typos.
4992 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
4995 * c-typeck.c (build_binary_op): Use common_type wrapper on
4997 (common_type): Update comment.
4999 2005-07-31 Steven Bosscher <stevenb@suse.de>
5002 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
5003 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
5004 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
5006 2005-07-31 Jan Hubicka <jh@suse.cz>
5008 * pretty-print.h (pp_widest_integer): New macro.
5009 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
5012 2005-07-31 Jan Hubicka <jh@suse.cz>
5014 * output.h (enum section_category): Export from varasm.c
5015 (categorize_decl_for_section): Likewise.
5016 * varasm.c (enum section_category): Kill.
5017 (categorize_decl_for_section): Make global.
5018 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
5020 * i386.c (ix86_section_threshold): New static variable.
5021 (ix86_in_large_data_p, ix86_encode_section_info,
5022 x86_64_elf_unique_section,
5023 x86_64_elf_select_section): New functions.
5024 (TARGET_ENCODE_SECTION_INFO): Define
5025 (override_options): Enable medium model for PIC.
5026 (ix86_expand_prologue): Expand gen_set_got_rex64.
5027 (legitimate_constant_p): Handle new UNSPECs.
5028 (legitimate_pic_address_disp_p): Likewise.
5029 (legitimize_pic_address): Lower MEDIUM model addressing.
5030 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
5031 (enum cmodel): Add MEDIUM_PIC.
5032 (SYMBOL_REF_FAR_ADDR_P): New macro.
5033 (SYMBOL_FLAG_FAR_ADDR): New flag.
5034 * i386.md (movdi): Support medium model.
5035 (set_got_rex64): New pattern.
5036 * i386.opt (mlarge-data-threshold): New flag.
5037 * predicates.md (zext_operand/sext_operand): Deal with medium model.
5038 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
5039 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
5040 TARGET_ASM_UNIQUE_SECTION): New.
5042 * invoke.texi (-mlarge_data_threshold): Document
5044 2005-07-31 Jan Hubicka <jh@suse.cz>
5046 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
5047 (coalesce_vars): Likewise.
5048 * tree-ssa-live.c (coalesce_cost): New.
5049 (build_tree_conflict_graph): Use coalesce_cost.
5050 * tree-ssa-live.h (coalesce_cost): Declare.
5052 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
5054 * arm.md (all peepholes for post-increment operations): Delete.
5055 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
5056 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
5057 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
5058 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
5059 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
5061 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
5063 * fold-const.c (tree_expr_nonnegative_p): Always return true for
5066 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
5069 * doc/invoke.texi: Document -rdynamic.
5071 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
5074 * c-parser.c (c_parser_parms_list_declarator): Call
5075 mark_forward_parm_decls.
5076 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
5077 decls with visibility structure.
5079 2005-07-30 Paul Brook <paul@codesourcery.com>
5081 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
5083 2005-07-30 Paul Brook <paul@codesourcery.com>
5085 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
5087 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
5089 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
5091 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5094 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
5095 nested function declarators.
5096 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
5097 (grokparms): Call warn_if_shadowing for parameters used within the
5099 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
5100 not used within the parameter list.
5101 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
5103 2005-07-30 Jan Hubicka <jh@suse.cz>
5105 * expr.c (expand_expr_real_1): Do not load mem targets into register.
5106 * i386.c (ix86_fixup_binary_operands): Likewise.
5107 (ix86_expand_unary_operator): Likewise.
5108 (ix86_expand_fp_absneg_operator): Likewise.
5109 * optabs.c (expand_vec_cond_expr): Validate dest.
5111 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5114 * real.c (real_from_string): Also set last bit if there is a
5115 nonzero hex digit beyond GCC's internal precision after ".".
5117 2005-07-29 David Edelsohn <edelsohn@gnu.org>
5119 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
5120 define_constants. Change duplicate values to unassigned numbers.
5121 Change UNSPEC_SUBS to UNSPEC_VSUBS.
5122 (*altivec_vspltsf): New.
5123 (altivec_vperm_v4sf): Delete.
5124 (altivec_vperm_<mode>): Use mode macro V.
5125 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
5126 (altivec_predicate_v4sf): Delete.
5127 (altivec_predicate_<mode>): Use mode macro V.
5128 (*altivec_lvesfx): New.
5129 (*altivec_stvesfx): New.
5130 (vec_realign_load_v4sf): Delete.
5131 (vec_realign_load_<mode>): Use mode macro V.
5132 * config/rs6000/rs6000.c (generate_set_vrsave): Use
5135 2005-07-29 Mark Mitchell <mark@codesourcery.com>
5138 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
5140 * configure: Regenerated.
5142 2005-07-29 Paul Brook <paul@codesourcery.com>
5144 * doc/install.texi: Add link to GFortran binaries wiki page.
5146 2005-07-29 David Ung <davidu@mips.com>
5148 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
5149 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
5150 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
5151 * config/mips/mips.md (cpu): Add 5kf name.
5152 (includes): Includes 5k.md.
5153 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
5154 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
5157 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5160 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
5161 (cleanup_tree_cfg): ... here.
5162 Call cleanup_tree_cfg_1 until there are no more cleanups to
5165 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
5167 * tree-vrp.c (compare_range_with_value): Return true or false
5168 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
5169 EQ_EXPR respectively.
5171 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
5173 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
5176 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5178 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
5179 (tree_ssa_dominator_optimize): Increment it.
5180 (dump_dominator_optimization_stats): Print it.
5182 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
5183 Steven Bosscher <stevenb@suse.de>
5185 PR rtl-optimization/23117
5186 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
5187 when head == tail. Tidy comment.
5189 2005-07-28 Richard Henderson <rth@redhat.com>
5191 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
5192 * cselib.c (rtx_equal_for_cselib_p): Likewise.
5193 * jump.c (rtx_renumbered_equal_p): Likewise.
5194 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
5195 CONST_INT and CONST_DOUBLE.
5196 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
5197 * reload.c (operands_match_p): Special case CONST_INT and
5198 CONST_DOUBLE; check mode earlier.
5200 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5203 * c-typeck.c (convert_for_assignment): Do not check
5204 DECL_IN_SYSTEM_HEADER on NULL fundecl.
5206 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5209 * c-typeck.c (composite_type): Prefer constant size arrays to
5212 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5215 * real.c (real_from_string): Set last bit if there is a nonzero
5216 hex digit beyond GCC's internal precision.
5218 2005-07-28 Richard Henderson <rth@redhat.com>
5221 * cfgcleanup.c (try_forward_edges): Watch out for end of
5224 2005-07-28 James E Wilson <wilson@specifixinc.com>
5227 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
5229 2005-07-28 Jan Hubicka <jh@suse.cz>
5231 * Makefile.in (rtl-profile.o): Kill all traces of it.
5232 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
5233 * coverage.h (rtl_coverage_counter_ref): Kill.
5234 * opts.c (flag_speculative_prefetching_set): Kill.
5235 (flag_loop_optimize_set): New.
5236 (common_handle_option): Disable loop optimizer when profiling;
5237 do not handle speculative prefetching.
5238 * passes.c (init_optimization_passes): Replace pass_profiling combo
5239 by branch_prob pass.
5240 * profile.c (compute_value_histograms): Update for simplified value
5242 (rtl_register_profile_hooks): Kill.
5243 (pass_profiling): Kill.
5244 (rest_of_handle_branch_prob): Do not profile.
5245 * toplev.c (process_options): Remove speculative prefetching.
5246 * toplev.h (flag_tree_based_profiling): Kill.
5247 * tree-profile.c (prepare_instrumented_value,
5248 tree_gen_interval_profiler, tree_gen_pow2_profiler,
5249 tree_gen_one_value_profiler, do_tree_profiling): Update for
5250 simplified datastructures.
5251 * value-prof.c: Add comment that speculative prefetching was dropped;
5252 update rest of file for simplified datastructures.
5253 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
5254 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
5255 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
5256 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
5257 rtl_mod_subtract, gen_speculative_prefetch,
5258 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
5259 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
5260 (gate_handle_value_profile_transformations,
5261 rest_of_handle_value_profile_transformations,
5262 pass_value_profile_transformations): Kill.
5263 * value-prof.h (histogram_value_t): Remove IL based unions.
5264 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
5265 rtl_profile_hooks): Remove hooks.
5267 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
5269 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
5270 (cgraph_clone_node): Likewise.
5271 * cgraph.h (cgraph_clone_edge): Update prototype.
5272 (cgraph_clone_node): Likewise.
5273 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
5275 (lookup_recursive_calls): Consider profile.
5276 (cgraph_decide_recursive_inlining): Fix updating; use new
5277 probability argument; use profile.
5278 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
5279 * tree-inline.c (copy_bb): Update clal of clone_edge.
5280 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
5282 * invoke.texi (min-inline-recursive-probability): Document.
5284 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
5286 * doc/install.texi (Configuration): Update Valgrind homepage.
5288 2005-07-28 Richard Henderson <rth@redhat.com>
5291 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
5292 labels we want to delete.
5293 (cfg_layout_merge_blocks): Likewise.
5295 2005-07-28 Richard Henderson <rth@redhat.com>
5298 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
5299 when expanding to nothing.
5301 2005-07-28 Josh Conner <jconner@apple.com>
5303 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
5304 (cgraph_decide_inlining_of_small_functions): Likewise.
5306 2005-07-28 Josh Conner <jconner@apple.com>
5308 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
5309 direction of badness if negative.
5310 (cgraph_default_inline_p): Add reason to parameters, and assign it
5312 (cgraph_decide_inlining_of_small_functions): New parameter in call
5313 to cgraph_default_inline_p.
5314 (cgraph_decide_inlining_incrementally): Likewise.
5315 * cgraphunit.c (decide_is_function_needed): Likewise.
5316 * cgraph.h (cgraph_default_inline_p): Likewise.
5318 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5320 * builtins.c: Fix comment typo(s).
5321 * genautomata.c: Likewise.
5322 * gimplify.c: Likewise.
5323 * tree-dfa.c: Likewise.
5324 * tree-flow-inline.h: Likewise.
5325 * tree-into-ssa.c: Likewise.
5326 * tree-ssa-alias.c: Likewise.
5327 * tree-ssa-ccp.c: Likewise.
5328 * tree-ssa-copy.c: Likewise.
5329 * tree-ssa-dce.c: Likewise.
5330 * tree-ssa-dom.c: Likewise.
5331 * tree-ssa-operands.c: Likewise.
5332 * tree-tailcall.c: Likewise.
5333 * tree-vectorizer.c: Likewise.
5334 * tree-vrp.c: Likewise.
5337 2005-07-28 Jeff Law <law@redhat.com>
5339 * tree-vrp.c (test_for_singularity): Extracted from ...
5340 (simplify_cond_using_ranges): Attempt to simplify a relational
5341 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
5343 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
5345 PR tree-optimization/22506
5346 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
5347 phis whose argument is constant.
5349 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
5351 PR rtl-optimization/18992
5352 Back out this patch:
5353 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5354 PR optimization/12142
5355 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
5356 uses of the register in the SET_SRC. Remove unnecessary argument.
5358 Replace it with this:
5359 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
5360 if flag_non_call_exceptions is set and the insn may trap, pass
5361 pc_rtx as dest for recursion.
5362 In SET_SRC part of SET case, if dest is already set, pass it down
5365 2005-07-28 Jan Hubicka <jh@suse.cz>
5367 * cfg.c (update_bb_profile_for_threading): Use RDIV.
5368 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
5369 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
5371 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
5372 profile when available.
5374 2005-07-28 Jan Beulich <jbeulich@novell.com>
5376 * config/ia64/ia64.c (ia64_load_pair_ok): New.
5377 (ia64_print_operand): Describe and handle 'X'.
5378 (ia64_register_move_cost): Also handle FP_REGS.
5379 (ia64_preferred_reload_class): Likewise.
5380 (ia64_secondary_reload_class): Likewise.
5381 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
5382 it. Also check for ITANIUM_CLASS_FLDP.
5383 * config/ia64/ia64.h (FP_REGNO_P): New.
5384 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
5385 (reg_class): Add FP_REGS.
5386 (REG_CLASS_NAMES): Adjust for it.
5387 (REG_CLASS_CONTENTS): Likewise.
5388 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
5389 (REG_CLASS_FROM_LETTER): Handle 'x'.
5390 (CLASS_MAX_NREGS): Handle FP_REGS.
5391 (MEMORY_MOVE_COST): Likewise.
5392 * config/ia64/ia64.md (itanium_class): Add fldp.
5393 (type): Handle fldp.
5394 (movti_internal): More allowable operand combinations. Use ldfp8 when
5395 splitting unnecessary. Remove predicable attribute. Adjust
5396 itanium_class attribute.
5397 (smuldi3_highpart): Remove outdated comment.
5398 (mulditi3, umulditi3, rotlti3): New expanders.
5399 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
5400 (absti2): Disabled new insn for future reference.
5401 Respective new splitters.
5402 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
5403 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
5404 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
5406 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
5408 PR rtl-optimization/23047
5409 * simplify-rtx.c (simplify_const_relational_operation): Respect
5410 flag_wrapv for comparisons with ABS.
5412 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
5414 PR tree-optimization/22493
5415 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
5416 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
5418 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
5420 * config/frv/frv.opt (moptimize-membar): New.
5422 * doc/invoke.texi: Document -moptimize-membar and its inverse.
5424 * config/frv/frv.h: Remove machine_function definition.
5426 * config/frv/frv.c (struct frv_io): New.
5427 (struct machine_function): Moved from frv.h. Add has_membar_p.
5428 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
5429 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
5430 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
5431 (frv_optimize_membar_global, frv_optimize_membar): New functions.
5432 (frv_reorg): Call frv_optimize_membar when appropriate.
5433 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
5434 (frv_expand_builtin): Adjust calls accordingly.
5435 (frv_io_address_cookie): New function.
5436 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
5437 load or store rather than a special insn. Add ccnstant address and
5438 io-type operands to the membar.
5439 (frv_ifcvt_modify_tests): Unsign regno.
5440 (frv_ifcvt_modify_tests): Same.
5442 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
5443 UNSPEC_OPTIONAL_MEMBAR constant.
5444 (builtin_read_<mode>): Delete.
5445 (builtin_write_<mode>): Delete.
5446 ("optional_membar_<mode>"): Add operand.
5448 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
5449 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
5450 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
5451 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
5452 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
5453 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
5454 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
5455 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
5456 * testsuite/gcc.target/frv/all-read-write-1.c: New.
5458 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
5460 * df.c (df_uses_record): Handle SCRATCH.
5462 2005-07-28 Steven Bosscher <stevenb@suse.de>
5465 * passes.c (rest_of_decl_compilation): If decl is a type and
5466 we have encountered errors, don't emit debug information.
5468 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
5470 * params.def: Fixed comment.
5472 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
5475 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
5476 (TARGET_ASM_UNALIGNED_HI_OP): Add.
5477 (TARGET_ASM_UNALIGNED_SI_OP): Add.
5479 2005-07-27 Steven Bosscher <stevenb@suse.de>
5482 * varasm.c (assemble_start_function): Don't do anything that may
5483 require a CFG if the current function is a thunk.
5485 2005-07-25 Geoffrey Keating <geoffk@apple.com>
5487 * doc/install.texi (Prerequisites): Mention that perl is needed
5488 to do export control in libstdc++ targetting Darwin.
5490 2005-07-27 Steven Bosscher <stevenb@suse.de>
5492 PR rtl-optimization/17808
5493 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
5494 (sched_insns_conditions_mutex_p): Split out from...
5495 (add_dependence): ...here. But don't call it from here.
5496 (add_dependence_list): Check sched_insns_conditions_mutex_p
5497 before calling add_dependence.
5498 (add_dependence_list_and_free): Likewise.
5499 (fixup_sched_groups): Likewise.
5500 (sched_analyze_1): Likewise.
5501 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
5502 (sched_analyze): Likewise.
5503 (sched_analyze_insn): Likewise.
5504 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
5505 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
5506 dependencies on all COND_EXEC insns to jumps ending basic blocks
5507 when doing intrablock scheduling.
5508 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
5510 2005-07-27 Jeff Law <law@redhat.com>
5512 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
5513 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
5514 equivalency sets, correctly handle the case were vr0 has an
5515 equivalency set, but vr1 does not.
5517 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
5519 PR tree-optimization/23073
5520 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
5521 vect_print_dump_info before fprintf.
5523 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5525 PR tree-optimize/22348
5526 * tree-ssa-loop-niter.c (number_of_iterations_cond):
5527 Fold the partial computation.
5529 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5531 PR tree-optimization/22325
5532 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
5534 * tree-scalar-evolution.c (scev_const_prop): Add generic final
5536 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
5537 (force_var_cost): ... this function.
5538 (compute_phi_arg_on_exit): Export.
5540 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5542 PR tree-optimization/20773
5543 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
5546 2005-07-27 Richard Guenther <rguenther@suse.de>
5548 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
5549 Avoid pushing again if current struct contains only
5550 fields we decomposed.
5552 2005-07-27 Jan Hubicka <jh@suse.cz>
5554 PR tree-optimization/22574
5555 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
5558 * tree-tailcall.c (decrease_profile): New function.
5559 (eliminate_tail_call): Use it.
5561 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
5562 visibility flags correctly in whole program mode.
5564 2005-07-26 Steve Ellcey <sje@cup.hp.com>
5566 PR rtl-optimization/22472
5567 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
5569 2005-07-26 Steven Bosscher <stevenb@suse.de>
5571 PR tree-optimization/22504
5572 * tree-complex.c (expand_complex_addition): Use 'code' instead
5573 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
5575 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5577 * config.gcc (cpu_type): Add frv case.
5578 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
5579 (supported_defaults): Add fr550 case.
5581 2005-07-26 Diego Novillo <dnovillo@redhat.com>
5584 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
5585 whether a pointer of type T * may point to objects of type T *.
5587 2005-07-26 DJ Delorie <dj@redhat.com>
5589 * configure: Regenerate.
5591 2005-07-26 Dale Johannesen <dalej@apple.com>
5593 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
5595 2005-07-26 Mark Mitchell <mark@codesourcery.com>
5597 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
5598 Clarify use of "build" in name.
5600 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5602 * doc/extend.texi (Raw read/write Functions): New section.
5603 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
5604 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
5605 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
5606 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
5607 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
5608 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
5609 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
5610 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
5611 * config/frv/frv.c: Add bdesc_loads global.
5612 Add bdesc_stores global.
5613 (frv_init_builtins): Add support for __builtin_{read/write}*.
5614 (frv_volatile_memref): New.
5615 (frv_expand_load_builtin): New.
5616 (frv_expand_store_builtin): New.
5617 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
5618 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
5619 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
5620 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
5621 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
5622 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
5623 (builtin_read_<mode>): New.
5624 (builtin_write_<mode>): New.
5625 (builtin_write64): New.
5626 (optional_membar_<mode>): New.
5628 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
5630 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
5631 (rather than units) against HOST_BITS_PER_WIDE_INT.
5633 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
5635 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
5636 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
5637 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
5638 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
5641 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
5642 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
5643 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
5645 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
5647 2005-07-26 Richard Guenther <rguenther@suse.de>
5649 PR tree-optimization/22486
5650 * fold-const.c (fold_unary): Fold away useless component
5651 references of the form (T *)&T.x, if the address
5654 2005-07-25 James E Wilson <wilson@specifixinc.com>
5656 * dwarf2out.c (add_call_src_coords_attributes): New.
5657 (gen_inlined_subroutine_die): Call it.
5658 (maybe_emit_file, init_file_table): Add comments.
5659 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
5661 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
5662 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
5663 * tree.h (BLOCK_SOURCE_LOCATION): New.
5664 (struct tree_block): New field locus.
5666 2005-07-26 Andreas Schwab <schwab@suse.de>
5668 PR rtl-optimization/23043
5669 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
5670 when allocating a struct unoccr.
5672 2005-07-25 Richard Henderson <rth@redhat.com>
5675 * tree-complex.c (gate_no_optimization): True if errors.
5676 * Makefile.in (tree-complex.o): Update dependencies.
5678 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
5680 * config/frv/predicates.md (integer_register_operand): Use
5683 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5686 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
5688 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
5690 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5692 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
5693 types when flag_unsafe_math_optimizations is true.
5695 2005-07-25 Mark Mitchell <mark@codesourcery.com>
5697 * gcc.c (option_map): Add --sysroot.
5698 (process_command): Handle --sysroot.
5699 (display_help): Document it.
5700 * doc/cppopts.tex (-isysroot): Document.
5701 * doc/invoke.texi (--sysroot): Document.
5702 * doc/install.texi (--with-build-sysroot): Document.
5704 * Makefile.in (inhibit_libc): New variable.
5705 (INHIBIT_LIBC_CFLAGS): Likewise.
5706 (LIBGCC2_CFLAGS): Include
5707 $(INHIBIT_LIBC_CFLAGS).
5708 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
5709 ($(T)crtbegin.o): Do not use @inhibit_libc@.
5710 ($(T)crtend.o): Likewise.
5711 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
5712 ($(T)crtendS.o): Likewise.
5713 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
5714 ($(T)crtendT.o): Likewise.
5715 (stmp-fixinc): Do not complain about missing headers if
5717 * configure.ac (inhibit_libc): Set it to true/false.
5718 (--with-build-sysroot): New option. Use it to set
5720 * configure: Regenerated.
5722 2005-07-25 Manfred Hollstein <mh@suse.com>
5724 * calls.c (store_one_arg): Fix unsigned comparison warning.
5726 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5729 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
5730 (ggc_print_statistics): Initialize variable before use.
5732 2005-07-25 Richard Guenther <rguenther@suse.de>
5734 * tree-dfa.c (mark_new_vars_to_rename): Protect against
5735 calling with a PHI_NODE argument.
5737 * tree-flow-inline.h (overlap_subvar): Protect against
5740 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
5742 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
5743 * configure: Regenerate.
5745 2005-07-25 Ira Rosen <irar@il.ibm.com>
5747 * expr.c (highest_pow2_factor): Make extern.
5748 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
5749 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5750 record_array_differ_p, array_ptr_differ_p): Likewise.
5751 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
5752 additional cases. Call the above functions.
5753 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
5754 base_object_differ_p when there are two base objects. Otherwise, compare
5755 base address and offset. Call may_alias_p.
5756 (dump_data_reference): Use a correct field name.
5757 (analyze_array): Make static. Initialize new data-ref fields.
5758 (analyze_indirect_ref): New function.
5759 (init_data_ref): Initialize new data-ref fields.
5760 (strip_conversion): Moved from tree-vect-analyze.c.
5761 (analyze_offset_expr, get_ptr_offset, address_analysis,
5762 object_analysis): Likewise.
5763 (analyze_offset): New function.
5764 (create_data_ref): Likewise.
5765 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
5766 dimensions for ARRAY_REFs only.
5767 (build_classic_dist_vector): Make static.
5768 (access_functions_are_affine_or_constant_p): Call macro to get the
5769 address of access functions.
5770 (compute_all_dependences): Add new parameter
5771 compute_self_and_read_read_dependences. Compute self and read-read
5772 dependences if it is true.
5773 (find_data_references_in_loop): Call create_data_ref. Initialize new
5775 (compute_data_dependences_for_loop): Add new parameter
5776 compute_self_and_read_read_dependences. Remove parameter nb_loops,
5777 compute nb_loops. Call compute_all_dependences,
5778 build_classic_dist_vector and build_classic_dir_vector with correct
5780 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
5781 with correct parameters. Compare dimensions for ARRAY_REFs only.
5782 (free_data_refs): Call macro to free access functions.
5783 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
5784 fields from stmt_vinfo.
5785 (struct base_object_info): New structure.
5786 (struct data_reference): Move fields to base_object_info. Add fields
5787 first_location and object_info for above structures. Move fields from
5788 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
5789 aligned_to. Add macros to access the new fields.
5790 Update functions declarations.
5791 * tree-flow.h (is_aliased_with): Declare.
5792 * tree-loop-linear.c (linear_transform_loops): Call
5793 compute_data_dependences_for_loop with correct parameters.
5794 * tree-ssa-alias.c (is_aliased_with): New function.
5795 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
5796 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
5797 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
5798 vect_base_addr_differ_p, compute_subscript_distance and
5799 build_classic_dist_vector. Add printings. Check absolute value of
5801 (vect_analyze_data_ref_dependences): Go through ddrs instead of
5803 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
5804 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
5805 to bytes. Add printing.
5806 (vect_compute_data_refs_alignment): Go through loads and stores in one
5808 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
5809 vect_analyze_data_ref_access): Likewise.
5810 (vect_analyze_pointer_ref_access): Remove.
5811 (vect_address_analysis, vect_object_analysis): Likewise.
5812 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
5813 and analyze data-refs in the loop.
5814 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
5815 fields of data-ref instead of stmt. Add init to the offset from the
5817 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
5818 (vect_update_init_of_dr): Likewise.
5819 (vect_update_inits_of_drs): Go through loads and stores in one loop.
5820 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
5822 (new_loop_vec_info): Initialize new fields.
5823 (destroy_loop_vec_info): Free new fields.
5824 (vect_strip_conversion): Remove.
5825 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
5826 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
5827 datarefs. Add new field ddrs.
5828 Add macros for the new fields access.
5829 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
5830 base_aligned_p, misalignment, memtag, ptr_info and subvars.
5831 Remove their macros.
5832 * tree.h (highest_pow2_factor): Declare.
5834 2005-07-25 Jakub Jelinek <jakub@redhat.com>
5836 * calls.c (store_one_arg): Check for sibling call MEM arguments
5837 from already clobbered incoming argument area.
5839 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5841 * c-common.c (check_missing_format_attribute): New.
5842 * c-common.h (check_missing_format_attribute): Likewise.
5843 * c-typeck.c (convert_for_assignment): Use it.
5845 2005-07-24 Andreas Schwab <schwab@suse.de>
5847 * config/m68k/m68k.md ("extendqidi2"): When source is an address
5848 register use a word move. Correct operand of ext.w in 68000 code.
5850 2005-07-23 Mark Mitchell <mark@codesourcery.com>
5852 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
5853 variables as declarations, rather than definitions.
5855 2005-07-24 Ira Rosen <irar@il.ibm.com>
5857 PR tree-optimization/22526
5858 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
5861 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5863 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
5864 that C99 reserve for future use. Use it to define clog10,
5865 clog10f and clog10l.
5867 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5869 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
5870 * configure.ac: Check for -Wmissing-format-attribute.
5872 * configure: Regenerate.
5874 2005-07-23 Richard Henderson <rth@redhat.com>
5876 PR tree-optimization/22623
5877 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
5879 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
5882 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
5884 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5886 * Makefile.in (C_TREE_H): Update dependencies.
5887 * c-tree.h: Include toplev.h.
5888 * diagnostic.h (diagnostic_set_info): Add format attribute.
5889 * rtl-error.c (diagnostic_for_asm): Likewise.
5891 2005-07-23 Chao-ying Fu <fu@mips.com>
5893 * config/mips/mips-dsp.md: New file.
5894 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
5895 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
5897 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
5898 MIPS_BUILTIN_BPOSGE32.
5899 (mips_expand_builtin_direct): Add one parameter to indicate that
5900 builtin functions need to return a value.
5901 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
5903 (mips_regno_to_class): Add classes for 12 new DSP registers.
5904 (mips_subword): Change to check four HI registers.
5905 (mips_output_move): Output move to and from 6 new DSP accumulators.
5906 (override_options): Make sure -mdsp and -mips16 are not used together.
5907 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
5909 (mips_conditional_register_usage): Disable 6 new DSP accumulators
5911 (print_operand): Add 'q' for printing DSP accumulators.
5912 (mips_cannot_change_mode_class): Check ACC_REGS.
5913 (mips_secondary_reload_class): Check ACC_REGS.
5914 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
5915 (mips_register_move_cost): Check ACC_REGS.
5916 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
5917 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
5918 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
5919 (dsp_bdesc): New array.
5920 (bdesc_arrays): Add DSP builtin function table.
5921 (mips_prepare_builtin_arg): Check predicate again after
5923 (mips_expand_builtin): Add one more parameter to
5924 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
5925 MIPS_BUILTIN_BPOSGE32.
5926 (mips_init_builtins): Initialize new function types.
5927 (mips_expand_builtin_direct): Check if builtin functions need to
5928 return a value and pass operands properly.
5929 (mips_expand_builtin_bposge): New function.
5930 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
5931 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
5932 (FIRST_PSEUDO_REGISTER): Increase to 188.
5933 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
5934 Update for 12 new DSP registers.
5935 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
5936 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
5937 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
5938 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
5939 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
5940 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
5941 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
5942 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
5943 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
5944 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
5945 (REGISTER_NAMES): Add names for 12 new DSP registers.
5946 * config/mips/mips.md: Include mips-dsp.md.
5947 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
5948 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
5949 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
5950 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
5951 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
5952 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
5953 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
5954 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
5955 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
5956 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
5957 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
5958 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
5959 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
5960 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
5961 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
5962 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
5963 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
5964 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
5965 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
5966 (UNSPEC_RDDSP): New constants.
5967 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
5968 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
5970 * config/mips/mips.opt (-mdsp): New option.
5971 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
5972 (reg_imm10_operand): New predicates.
5973 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
5974 * doc/invoke.texi (-mdsp): Document new option.
5976 2005-07-22 DJ Delorie <dj@redhat.com>
5978 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
5980 * tree-inline.c (inlinable_function_p): Likewise.
5982 2005-07-22 Mark Mitchell <mark@codesourcery.com>
5985 * toplev.c (check_global_declarations): Do not mark undefined
5986 variables as DECL_IGNORED_P.
5987 * varasm.c (first_global_object_name): GTY it.
5988 (weak_global_object_name): Likewise.
5989 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
5990 a string to go into {weak,first}_global_object_name.
5992 2005-07-22 DJ Delorie <dj@redhat.com>
5994 * c-format.c (check_function_format): Change warning control
5995 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
5997 2005-07-22 Diego Novillo <dnovillo@redhat.com>
5999 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
6000 &PTR->FLD a dereference of PTR.
6001 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
6002 a potential dereference of PTR.
6004 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
6006 PR rtl-optimization/20370
6007 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
6008 call allocate_reg_info if necessary.
6010 PR rtl-optimization/21848
6011 * calls.c (emit_library_call_value_1): For const functions, add
6012 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
6014 PR rtl-optimization/22445
6015 * cselib.c (target.h): Include.
6016 (rtx_equal_for_cselib_p): Allow commutative matches.
6017 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
6018 Remove MODE parameter. Changed all callers.
6020 PR rtl-optimization/22258
6021 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
6023 (try_combine): Use likely_spilled_retval_p.
6025 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
6027 * config.gcc: Add crx-elf support.
6029 * doc/contrib.texi: Mention crx.
6030 * doc/extend.texi: Document crx extensions.
6031 * doc/install.texi: Document crx install.
6032 * doc/invoke.texi: Document crx options.
6033 * doc/md.texi: Document crx constraints.
6035 * config/crx/crx-protos.h: New file.
6036 * config/crx/crx.c: New file.
6037 * config/crx/crx.h: New file.
6038 * config/crx/crx.md: New file.
6039 * config/crx/crx.opt: New file.
6040 * config/crx/t-crx: New file.
6042 2005-07-22 Manfred Hollstein <mh@suse.com>
6044 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
6046 (int_add_graph_edge): Likewise.
6047 (collapse_nodes): Likewise.
6048 (process_unification_queue): Likewise.
6050 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6051 Laurent GUERBY <laurent@guerby.net>
6053 PR tree-optimization/22336
6054 * function.c (record_block_change): Check for
6055 cfun->ib_boundaries_block.
6057 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
6059 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
6060 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
6062 2005-07-21 DJ Delorie <dj@redhat.com>
6064 * toplev.c (warn_deprecated_use): Add warning control to warning
6066 * c-typeck.c (parser_build_binary_op): Likewise.
6067 (c_finish_if_stmt): Likewise.
6068 * c-common.c (check_function_sentinel): Likewise.
6069 (check_nonnull_arg): Likewise.
6071 2005-07-21 Richard Henderson <rth@redhat.com>
6074 * tree-complex.c (complex_ssa_name_components): New.
6075 (cvc_lookup): Allow entry not found.
6076 (create_components): Remove.
6077 (create_one_component_var, get_component_var): New.
6078 (get_component_ssa_name, set_component_ssa_name): New.
6079 (extract_component): Use get_component_ssa_name.
6080 (update_complex_components): Use set_component_ssa_name.
6081 (update_complex_components_on_edge): Likewise.
6082 (update_phi_components): Create new PHI nodes directly, instead
6083 of adding insns to edges.
6084 (tree_lower_complex): Allocate and free complex_variable_components
6085 and complex_ssa_name_components here.
6087 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
6089 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
6090 revert to returning false.
6092 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6095 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
6097 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6100 * config/i386/i386.md (cmpxf): Change operand constraints
6101 to "nonmemory_operand".
6103 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6105 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
6107 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6110 * fold-const.c (fold_build1): Add checksum for the operands.
6111 (fold_build2): Likewise.
6112 (fold_build3): Likewise.
6114 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6117 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
6119 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6121 * common.opt (-fforward-propagate): Committed by mistake,
6124 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6126 * reg-stack.c: Fix comment typo(s).
6127 * tree-ssa-operands.c: Likewise.
6128 * tree-vectorizer: Likewise.
6130 2005-07-21 Nick Clifton <nickc@redhat.com>
6132 * config/sh/symbian.c: Replace C++ style line comments with C
6133 style line comments.
6134 (symbian_add_attribute): Do not use a ? operator on the LHS of
6136 (sh_symbian_handle_dll_attribute): Change the type of the
6137 method vector to "VEC(tree,gc)*" and use vector accessor
6138 macros to walk over the elements.
6139 (symbian_export_vtable_and_rtti_p): Likewise.
6140 (symbian_class_needs_attribute_p): Likewise.
6142 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6145 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
6146 initialize targetm.resolve_overloaded_builtin here.
6147 (altivec_expand_overloaded_builtin): Make it non-static.
6148 * config/rs6000/rs6000-protos.h
6149 (altivec_expand_overloaded_builtin): New prototype.
6150 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
6151 targetm.resolve_overloaded_builtin here.
6152 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
6154 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6155 Zdenek Dvorak <dvorakz@suse.cz>
6157 PR tree-optimization/19210
6158 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
6160 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
6161 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
6162 rely on unproven assumptions.
6163 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
6164 * tree-flow.h (number_of_iterations_exit): Add final parameter.
6165 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
6166 to number_of_iterations_exit.
6167 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
6168 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
6169 * tree-ssa-loop-niter.c (find_loop_niter,
6170 estimate_numbers_of_iterations_loop): Likewise.
6171 (number_of_iterations_exit): Honor the new options.
6172 * doc/invoke.texi (Wunsafe-loop-optimizations,
6173 funsafe-loop-optimizations): Document them.
6175 2005-07-21 Richard Sandiford <richard@codesourcery.com>
6177 PR rtl-optimization/22167
6178 * gcse.c (hoist_code): Fix hoist_exprs[] check.
6180 2005-07-20 Adam Nemet <anemet@lnxw.com>
6182 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
6183 __do_global_dtors_aux longcall.
6185 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
6187 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
6188 (old_special_pred_table): Don't reference
6189 SPECIAL_MODE_PREDICATES.
6190 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
6191 * config/arc/arc.h: Don't mention PREDICATE_CODES.
6192 * config/sh/predicates.h: Don't mention
6193 SPECIAL_MODE_PREDICATES.
6194 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
6197 2005-07-20 DJ Delorie <dj@redhat.com>
6199 * config.gcc: Add m32c-elf support.
6201 * doc/contrib.texi: Mention m32c.
6202 * doc/extend.texi: Document m32c extensions.
6203 * doc/install.texi: Mention m32c.
6204 * doc/invoke.texi: Document m32c options.
6205 * doc/md.texi: Document m32c constraints.
6207 * config/m32c/addsub.md: New file.
6208 * config/m32c/bitops.md: New file.
6209 * config/m32c/cond.md: New file.
6210 * config/m32c/jump.md: New file.
6211 * config/m32c/m32c-lib1.S: New file.
6212 * config/m32c/m32c-lib2.c: New file.
6213 * config/m32c/m32c-modes.def: New file.
6214 * config/m32c/m32c-pragma.c: New file.
6215 * config/m32c/m32c-protos.h: New file.
6216 * config/m32c/m32c.abi: New file.
6217 * config/m32c/m32c.c: New file.
6218 * config/m32c/m32c.h: New file.
6219 * config/m32c/m32c.md: New file.
6220 * config/m32c/m32c.opt: New file.
6221 * config/m32c/minmax.md: New file.
6222 * config/m32c/mov.md: New file.
6223 * config/m32c/muldiv.md: New file.
6224 * config/m32c/predicates.md: New file.
6225 * config/m32c/prologue.md: New file.
6226 * config/m32c/shift.md: New file.
6227 * config/m32c/t-m32c: New file.
6229 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6231 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
6232 (stack_protect_set, stack_protect_test): New expanders.
6233 (stack_protect_set_si, stack_protect_set_si_media,
6234 stack_protect_set_di_media, stack_protect_test_si,
6235 stack_protect_test_si_media, stack_protect_test_di_media):
6238 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
6240 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
6242 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
6244 * tree.h (tree_expr_nonzero_p): Export.
6245 * fold-const.c (tree_expr_nonzero_p): Likewise.
6246 Return true for CALL_EXPRs that are alloca calls.
6247 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
6249 * tree-flow.h (expr_computes_nonzero): Remove.
6250 * tree-vrp.c (expr_computes_nonzero): Remove.
6251 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
6252 (extract_range_from_unary_expr): Likewise.
6253 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
6254 tree_expr_nonzero_p.
6256 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
6258 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
6259 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
6260 extra arg "picreg" and use it instead of pic_offset_table_rtx.
6261 All callers changed.
6262 (frame_related_constant_load): New arg "related" which controls
6263 setting of RTX_FRAME_RELATED_P. All callers changed.
6264 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
6265 (bfin_expand_prologue): Add stack limit checking.
6266 * config/bfin/bfin.md (trapifcc): New pattern.
6268 * config/bfin/bfin.c: Include "langhooks.h".
6269 (def_builtin): Go through lang_hooks to call builtin_function.
6271 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
6272 * config/bfin/predicates.md (symbol_ref_operand): New.
6273 (call_insn_operand): Delete. All callers changed to use
6274 register_no_elim_operand.
6275 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
6277 (function_arg): Use it to generate the call's operand 2.
6278 (bfin_longcall_p): New function.
6279 (bfin_expand_call): Extra arg "cookie". All callers and declaration
6280 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
6281 determine if the address needs to be in a REG.
6282 (bfin_handle_longcall_attribute): New function.
6283 (bfin_attribute_table): Add "longcall" and "shortcall".
6284 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
6285 (CUMULATIVE_ARGS): New member call_cookie.
6286 (PREDICATE_CODES): Add symbol_ref_operand.
6287 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
6288 extra USE to the pattern.
6289 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
6290 New patterns, split off call_insn, sibcall_insn, call_value_insn and
6291 sibcall_value_insn; now the new patterns handle direct calls and the
6292 old ones indirect calls.
6293 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
6295 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6297 * doc/trouble.texi: Update section on handling of empty loops.
6299 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
6301 * config.gcc: Remove support for sparc-*-openbsd*,
6302 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
6304 * config.host: Remove support for i860-*-sysv4* as a host.
6305 * config/i860/*, config/ip2k/*, config/ns32k/*,
6306 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
6307 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
6308 mention obsolete ports.
6310 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6312 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
6314 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
6315 of frame_pointer_rtx.
6316 (sh_expand_epilogue): Likewise.
6317 (sh_set_return_address): Likewise.
6318 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
6319 instead of FRAME_POINTER_REGNUM if needed. Add elimination
6320 offsets from FRAME_POINTER_REGNUM.
6321 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
6322 (sh_register_names): Add initializer for sfp.
6323 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
6324 (VALID_REGISTER_P): Likewise.
6325 (FIRST_PSEUDO_REGISTER): Update.
6326 (DWARF_FRAME_REGISTERS): Define.
6327 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
6328 (HARD_FRAME_POINTER_REGNUM): Define.
6329 (FRAME_POINTER_REGNUM): Redefine.
6330 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
6331 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
6332 from FRAME_POINTER_REGNUM.
6333 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
6334 FRAME_POINTER_REGNUM.
6335 (REG_CLASS_CONTENTS): Add sfp.
6336 (REG_ALLOC_ORDER): Likewise.
6337 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
6338 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
6339 of frame_pointer_rtx.
6340 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6342 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
6344 * fold-const.c (tree_expr_nonnegative_p): Only return true for
6345 ABS_EXPR when flag_wrapv is false because of INT_MIN.
6346 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
6348 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
6351 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
6353 Make CONSTRUCTOR use VEC to store initializers.
6354 * c-common.c (complete_array_type): Update to cope with VEC in
6356 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
6357 (pp_c_constructor_elts): New function.
6358 * c-pretty-print.h (pp_c_constructor_elts): Declare.
6359 * c-typeck.c (build_function_call, build_c_cast, digest_init,
6360 struct constructor_stack, struct initializer_stack,
6361 constructor_elements, push_init_level, pop_init_level,
6362 add_pending_init, find_init_member, output_init_element): Update to
6363 cope with VEC in CONSTRUCTOR_ELTS.
6364 * coverage.c (build_fn_info_value, build_ctr_info_value,
6365 build_gcov_info): Likewise.
6366 * expr.c (categorize_ctor_elements_1, store_constructor,
6367 expand_expr_real_1): Likewise.
6368 * fold-const.c (fold_ternary): Likewise.
6369 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
6370 gimplify_init_constructor, gimplify_expr): Likewise.
6371 * tree-dump.c (dequeue_and_dump): Likewise.
6372 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
6374 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
6376 * tree-sra.c (generate_element_init_1): Likewise.
6377 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
6378 * tree-ssa-operands.c (get_expr_operands): Likewise.
6379 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
6380 * tree-vect-transform.c (vect_get_vec_def_for_operand):
6381 (get_initial_def_for_reduction): Likewise.
6382 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
6383 value handle in annotations.
6384 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
6385 tree_node_structure): Add support for constr_kind.
6386 (build_vector_from_ctor, build_constructor_single,
6387 build_constructor_from_list): New functions.
6388 (build_constructor): Update to take a VEC instead of a TREE_LIST.
6389 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
6390 Update to cope with VEC in CONSTRUCTOR_ELTS.
6391 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
6392 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
6393 CONSTRUCTOR_APPEND_ELT): New macros.
6394 (struct constructor_elt, struct tree_constructor): New data types.
6395 (union tree_node): Add tree_constructor field.
6396 * treestruct.def: Define TS_CONSTRUCTOR.
6397 * varasm.c (const_hash_1, compare_constant, copy_constant,
6398 compute_reloc_for_constant, output_addressed_constants,
6399 initializer_constant_valid_p, output_constant,
6400 array_size_for_constructor, output_constructor): Update to cope with
6401 VEC in CONSTRUCTOR_ELTS.
6402 * vec.h (VEC_empty, VEC_copy): New macros.
6404 2005-07-19 Devang Patel <dpatel@apple.com>
6406 * dbxout.c (dbxout_type): Check Objective-C++ lang.
6408 2005-07-19 Richard Henderson <rth@redhat.com>
6411 * gimplify.c (gimplify_expr): Use main variant type for the temp
6412 destination for a discarded volatile read.
6413 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
6414 casts between non-void types that change volatility.
6416 2005-07-15 DJ Delorie <dj@redhat.com>
6418 * toplev.h: Add comment about the first parameter for warning().
6419 * errors.h: Likewise.
6421 * c.opt (Wpragmas): New.
6422 * doc/invoke.texi: Document it.
6424 * function.c (do_warn_unused_parameter): Add warning control to
6426 * c-decl.c (warn_if_shadowing): Likewise.
6427 * c-lex.c (cb_def_pragma): Likewise.
6428 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
6429 (pop_alignment): Likewise.
6430 (handle_pragma_pack): Likewise.
6431 (apply_pragma_weak): Likewise.
6432 (handle_pragma_weak): Likewise.
6433 (handle_pragma_redefine_extname): Likewise.
6434 (add_to_renaming_pragma_list): Likewise.
6435 (handle_pragma_extern_prefix): Likewise.
6436 (maybe_apply_renaming_pragma): Likewise.
6437 (handle_pragma_visibility): Likewise.
6439 * config/c4x/c4x-c.c (BAD): Likewise.
6440 (c4x_parse_pragma): Likewise.
6441 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
6442 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
6443 (rs6000_pragma_longcall): Likewise.
6444 * config/v850/v850-c.c (pop_data_area): Likewise.
6445 (ghs_pragma_section): Likewise.
6446 (ghs_pragma_section): Likewise.
6447 (ghs_pragma_interrupt): Likewise.
6448 (ghs_pragma_starttda): Likewise.
6449 (ghs_pragma_startsda): Likewise.
6450 (ghs_pragma_startzda): Likewise.
6451 (ghs_pragma_endtda): Likewise.
6452 (ghs_pragma_endsda): Likewise.
6453 (ghs_pragma_endzda): Likewise.
6455 2005-07-19 Danny Berlin <dberlin@dberlin.org>
6456 Kenneth Zadeck <zadeck@naturalbridge.com>
6458 * Makefile.in: Removed tree-promote-statics.c
6459 * tree-promote-statics.c: Removed.
6460 * common.opt: Removed flag-promote-statics.
6462 * passes.c: Removed tree-promote-statics pass.
6463 * tree-pass.h: Ditto.
6464 * timevar.def: Removed TV_PROMOTE_STATICS.
6467 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
6469 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
6471 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
6473 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6476 * c-common.c (check_function_arguments): Call
6477 'check_function_format' if either -Wformat or
6478 -Wmissing-format-attribute are specified.
6479 * c-format.c (check_function_format): Check -Wformat before
6480 calling 'check_format_info'.
6481 * c-opts.c (c_common_post_options): Don't warn for
6482 -Wmissing-format-attribute without -Wformat.
6483 * c-typeck.c (convert_for_assignment): Detect additional cases for
6484 -Wmissing-format-attribute.
6485 * doc/invoke.texi (-Wmissing-format-attribute): Document new
6488 2005-07-19 Richard Guenther <rguenther@suse.de>
6490 * config/i386/i386.md (lrint<mode>2): Use temporary
6491 instead of clobbering non-existent memory.
6493 2005-07-19 Nick Clifton <nickc@redhat.com>
6495 * config/avr/avr.c (legitimate_address_p): Fix debugging print
6496 statement to avoid displaying ASCII control characters.
6498 2005-07-19 Ben Elliston <bje@au.ibm.com>
6500 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
6501 * cfganal.c (find_edge_index): Ditto.
6502 * combine.c (combine_instructions): Ditto.
6503 * ddg.c (create_scc): Ditto.
6504 (find_successors): Ditto.
6505 (find_predecessors): Ditto.
6506 (find_nodes_on_paths): Ditto.
6507 (longest_simple_path): Ditto.
6508 * flow.c (update_life_info): Ditto.
6509 (count_or_remove_death_notes): Ditto.
6510 (clear_log_links): Ditto.
6511 * modulo-sched.c (generate_reg_moves): Ditto.
6512 (find_max_asap): Ditto.
6513 (find_max_hv_min_mob): Ditto.
6514 (find_max_dv_min_mob): Ditto.
6515 * sbitmap.c (sbitmap_first_set_bit): Ditto.
6516 * sched-rgn.c (extract_edgelst): Ditto.
6517 * tree-into-ssa.c (prepare_names_to_update): Ditto.
6518 (dump_update_ssa): Ditto.
6519 (ssa_names_to_replace) Ditto.
6520 (switch_virtuals_to_full_rewrite): Ditto.
6521 (update_ssa): Ditto.
6522 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6524 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
6526 Fix PR tree-optimization/22483
6528 * tree-complex.c (create_components): Use
6529 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
6530 * tree-flow-inline.h (fill_referenced_var_vec): New function.
6531 * tree-flow.h (safe_referenced_var_iterator): New structure.
6532 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
6533 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
6534 safe_referenced_var iterator.
6535 (add_type_alias): Ditto.
6537 2005-07-19 Steven Bosscher <stevenb@suse.de>
6539 * loop-init.c (rest_of_handle_loop2): Remove.
6540 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
6541 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
6542 (pass_rtl_loop_init, pass_rtl_loop_done,
6543 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
6544 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
6545 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
6546 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
6547 pass_tree_loop_done, and pass_tree_unswitch.
6548 (gate_loop): Rename to gate_tree_loop.
6549 * passes.c (init_optimization_passes): Update for renamed tree
6550 loop passes. Add the new loop2 passes as subpasses of loop2.
6551 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
6552 Update for the renamed tree loop passes.
6554 2005-07-18 Ian Lance Taylor <ian@airs.com>
6557 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
6558 blocks when optimizing.
6560 2005-07-18 Steve Ellcey <sje@cup.hp.com>
6562 * common.opt (frename-registers): Initialize to 2.
6564 (fgcse-after-reload): Ditto.
6565 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
6566 (process_options): Only change flag_web, flag_rename_registers,
6567 and flag_rerun_cse_after_loop if not explicitly set by user.
6569 2005-07-18 Jan Beulich <jbeulich@novell.com>
6571 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
6572 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
6573 in 64-bit mode the same as DImode in 32-bit mode.
6574 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
6575 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
6576 mode. Add new mode parameter.
6577 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
6578 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
6579 x86_64_shift_adj): New expanders.
6580 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
6581 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
6583 Respective new splitters. Use renamed shift splitter helpers in 32-bit
6584 DImode shift splitters.
6585 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
6586 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
6589 2005-07-18 Jan Beulich <jbeulich@novell.com>
6591 * i386.md (movdi_extzv_1): New.
6592 (zero_extendhidi2): Combine alternatives and never force use of
6594 (zero_extendqidi2): Likewise. Don't restrict input selection.
6596 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6598 Fix PR tree-optimization/22531
6599 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
6602 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6604 * tree-promote-statics.c (pass_promote_statics): Change dump file
6607 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6609 * tree-optimize.c (init_tree_optimization_passes): Add
6610 pass_eliminate_useless_stores pass.
6611 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
6612 * tree-ssa-pre.c (is_copy_stmt): New function.
6613 (follow_copies_till_vuse): Ditto.
6614 (do_eustores): Ditto.
6615 (gate_eustores): Ditto.
6617 2005-07-16 Richard Henderson <rth@redhat.com>
6619 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
6621 2005-07-16 Danny Berlin <dberlin@dberlin.org>
6622 Kenneth Zadeck <zadeck@naturalbridge.com>
6624 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
6625 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
6626 ipa-type-escape.h, tree-promote-statics.c
6627 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
6628 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
6629 tree-promote-statics.c: new files.
6630 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
6631 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
6632 int nonlocal_set_p, mark_constant_function): Deleted.
6633 (rest_of_handle_cfg): Removed call to mark_constant_function.
6634 (nonoverlapping_component_refs_p): Added calls to support
6635 type based aliasing.
6636 * tree-ssa-alias.c (may_alias_p,
6637 compute_flow_insensitive_aliasing): Ditto.
6638 * calls.c (flags_from_decl_or_type): Removed reference to
6640 * c-typeck.c (convert_arguments): Make builtins tolerant of having
6641 too many arguments. This is necessary for Spec 2000.
6642 * cgraph.h (const_function, pure_function): Removed.
6643 * common.opt: Added "fipa-pure-const", "fipa-reference",
6644 "fipa-type-escape", and "ftree-promote-static".
6646 * passes.c: Added ipa and tree-promote-statics passes.
6647 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
6648 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
6649 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
6650 * tree-flow.h: Added exposed sra calls and addition of
6651 reference_vars_info field for FUNCTION_DECLS.
6652 * tree-pass.h: Added passes.
6653 * tree-sra.c: (sra_init_cache): New function.
6654 (sra_insert_before, sra_insert_after) Made public.
6655 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
6657 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
6658 aliasing. (may_alias_p): Added code to use type escape analysis to
6660 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
6661 code to prune clobbers of static variables based on information
6662 produced in ipa-reference pass. Changed call clobbering so that
6663 statics are not marked as clobbered if the call does not clobber
6666 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
6668 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
6671 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6673 * doc/install.texi (*-*-solaris2*): Document recommended version
6674 of GNU binutils and mention GNU linker problem on Solaris 10.
6676 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
6679 * c-decl.c (c_build_bitfield_integer_type): New function.
6680 (finish_struct): Call it.
6681 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
6683 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6685 * c-typeck.c (digest_init): Call 'convert_for_assignment'
6688 2005-07-16 Jan Hubicka <jh@suse.cz>
6690 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
6691 (scale_bbs_frequencies_int): Watch roundoff errors.
6692 * predict.c (return_prediction): Initialize return_stmt.
6694 2005-07-16 Jan Hubicka <jh@suse.cz>
6696 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
6697 after RTL profiling.
6699 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
6702 * fold-const.c (build_range_check): Convert high/low to etype
6703 if we are only comparing against exp.
6705 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
6707 Fix PR tree-optimization/22376
6708 * tree-ssa-structalias.c (build_constraint_graph): We really meant
6710 (need_to_solve): New function.
6711 (compute_points_to_sets): Use it.
6713 2005-07-15 Jan Hubicka <jh@suse.cz>
6715 * cfg.c (update_bb_profile_for_threading): More diagnostic.
6716 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
6718 2005-07-15 Richard Guenther <rguenther@suse.de>
6720 * c-common.c (handle_flatten_attribute): New function.
6721 Add flatten function attribute.
6722 * doc/extend.texi: Document flatten function attribute.
6723 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
6724 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
6726 (cgraph_decide_inlining): Handle functions with flatten
6729 2005-07-14 David Edelsohn <edelsohn@gnu.org>
6731 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
6732 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
6733 UNSPEC_XCHG, UNSPEC_AND): New.
6734 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
6735 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
6736 * config/rs6000/sync.md (FETCHOP): New code macro.
6737 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
6739 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
6740 (sync_compare_and_swap<mode>): Same.
6741 (sync_lock_test_and_set<mode>): Same.
6742 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
6743 for QImode and HImode, and not PPC405.
6744 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
6745 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
6746 (sync_<fetchop>{si,di}_internal): New.
6747 (sync_nand{si,di}_internal): New.
6748 (sync_old_<fetchop>{si,di}_internal): New.
6749 (sync_old_nand{si,di}_internal): New
6750 (sync_new_<fetchop>{si,di}_internal): New.
6751 (sync_new_nand{si,di}_internal): New.
6752 (atomic_and{si,di}): New.
6753 (sync_new_nand{si,di}_internal): New.
6754 (atomic_and{si,di}): New.
6755 (sync_add<mode>_internal): Delete.
6756 (sync_addshort_internal): Use unspec instead of unspec_volatile.
6757 (sync_sub<mode>_internal): Delte.
6758 (sync_subshort_internal): New.
6759 (sync_andsi_internal): Use unspec instead of unspec_volatile.
6760 (sync_anddi_internal): Delete.
6761 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
6762 (sync_booldi_internal): Delete.
6763 (sync_boolc<mode>_internal): Delete.
6764 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
6765 (sync_boolc<mode>_internal2): Delete.
6766 (sync_boolcc<mode>_internal): Delete.
6767 (isync, lwsync): Use unspec instead of unspec_volatile.
6768 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
6769 Revert UNSPEC_VOLATILE.
6770 (rs6000_split_atomic_op): New.
6771 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
6773 2005-07-14 Eric Christopher <echristo@redhat.com>
6775 * config/mips/mips.c (mips_canonicalize_comparison): Cast
6776 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
6778 2005-07-14 Eric Christopher <echristo@redhat.com>
6780 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
6782 2005-07-14 Steven Bosscher <stevenb@suse.de>
6784 PR tree-optimization/22230
6785 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
6786 the computation of the four cross productions for "range op range".
6788 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
6789 Ulrich Weigand <uweigand@de.ibm.com>
6792 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
6795 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
6797 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
6799 2005-07-14 Steve Ellcey <sje@cup.hp.com>
6801 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
6803 2005-07-14 Richard Guenther <rguenther@suse.de>
6806 * config/i386/i386-protos.h (ix86_function_value): Change
6807 prototype to match new target hook.
6808 * config/i386/i386.c (ix86_value_regno): Change prototype
6809 to take extra type argument.
6810 (TARGET_FUNCTION_VALUE): Define.
6811 (ix86_function_ok_for_sibcall): Pass extra argument to
6812 ix86_value_regno, check return slot rtx for exact match.
6813 (ix86_function_value): Take extra parameter. Dispatch to
6814 ix86_value_regno with fndecl/fntype as provided.
6815 (ix86_value_regno): Handle extra type argument.
6816 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
6818 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
6819 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
6820 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
6821 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
6822 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
6824 2005-07-14 Richard Guenther <rguenther@suse.de>
6826 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
6827 * calls.c (expand_call): Pass fntype to hard_function_value.
6828 (emit_library_call_value_1): Likewise.
6829 * explow.c: Include target.h.
6830 (hard_function_value): Take extra argument, the fntype.
6831 Use new target hook for function_value.
6832 * expr.h (hard_function_value): Change prototype.
6833 * function.c (aggregate_value_p): Pass 0 as fntype to
6834 hard_function_value.
6835 (assign_parms): Use new target hook for function_value.
6836 Pass 0 as fntype to hard_function_value.
6837 (expand_function_end): Likewise.
6838 * reg-stack.c: Include target.h.
6839 (stack_result): Use new target hook for function_value.
6840 * target-def.h: New target hook function_value.
6841 * target.h: Likewise.
6842 * targhooks.c (default_function_value): New function.
6843 * targhooks.h (default_function_value): Declare.
6845 2005-07-13 Ian Lance Taylor <ian@airs.com>
6847 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
6849 2005-07-14 Jan Hubicka <jh@suse.cz>
6851 * tree-dfa.c (dump_variable): Use default_def function.
6852 * tree-ssa-alias.c (dump_points_to_info): Likewise.
6853 * tree-ssa.c (verify_use): Likewise.
6854 * tree-ssanames.c (release_ssa_name): Likewise.
6855 * tree-tailcall.c (eliminate_tail_call): Likewise.
6856 (tree_optimize_tail_calls_1): Likewise.
6857 * tree-vrp.c (get_value_range): Likewise.
6859 2005-07-14 Ben Elliston <bje@au.ibm.com>
6861 * gcc.c (main): Compare language[0] with '*' when iterating over
6864 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6866 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
6867 "s390_emit_compare". Add handling of CCZ1mode.
6868 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
6869 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
6871 (s390_branch_condition_mask): Add CCZ1mode handling.
6872 * config/s390/s390.md: ("seq", "*seq"): New pattern.
6873 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
6874 Use CCZ1mode instead of CCZmode.
6875 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
6877 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6879 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
6881 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
6883 2005-07-13 Eric Christopher <echristo@redhat.com>
6885 * config/mips/mips.c (mips_canonicalize_comparison): New.
6886 (mips_emit_int_relational): Use.
6888 2005-07-13 Eric Christopher <echristo@redhat.com>
6890 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6892 * config/s390/s390.md: Include tpf.md. Move tpf specific
6894 * config/s390/tpf.md: To here.
6895 * config/s390/s390.opt: Move tpf specific options...
6896 * config/s390/tpf.opt: to here. Add mmain option.
6897 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6898 * config/s390/tpf.h: Rewrite.
6900 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6902 * doc/tm.texi: Remove @xref{Cross-profiling}.
6904 2005-07-13 Jeff Law <law@redhat.com>
6906 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
6907 expressions, test their _DECL operands for pointer equality rather
6908 than using operand_equal_p.
6910 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6912 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
6913 (TARGET_POSIX_IO): This.
6914 * config/darwin.h: Likewise.
6915 * config/freebsd.h: Likewise.
6916 * config/linux.h: Likewise.
6917 * config/lynx.h: Likewise.
6918 * config/netbsd.h: Likewise.
6919 * config/rs6000/linux64.h: Likewise.
6920 * config/rs6000/linux.h: Likewise.
6921 * config/s390/tpf.h: Likewise.
6922 * config/sh/embed-elf.h: Likewise.
6923 * config/sparc/linux64.h: Likewise.
6924 * config/sparc/linux.h: Likewise.
6925 * config/svr4.h: Likewise.
6926 * gcov-io.h: Likewise.
6928 * doc/tm.texi: Updated.
6930 * libgcov.c (create_file_directory): Defined only if
6931 TARGET_POSIX_IO is defined.
6932 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
6935 2005-07-13 Jan Hubicka <jh@suse.cz>
6937 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
6939 2005-07-13 David Edelsohn <edelsohn@gnu.org>
6941 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
6942 structure as argument.
6944 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
6946 PR tree-optimization/21921
6947 * tree-iterator.c (tsi_link_before): Support the case when
6948 tsi_end_p (tsi) == true.
6950 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6952 PR tree-optimization/22442
6953 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
6956 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6958 PR rtl-optimization/20376
6959 * toplev.c (process_options): Enable -fweb and -frename-registers when
6961 * doc/invoke.texi: Update the information about when -fweb and
6962 -frename-registers are enabled.
6964 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
6967 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
6968 if *rhs_p is not a SSA_NAME.
6970 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
6972 Fix PR tree-optimization/22422
6973 * tree-ssa-structalias.c (struct variable_info): Add flag for
6975 (get_varinfo): Now a static function.
6976 (new_varinfo): init has_union and is_special_var to false.
6977 (solution_set_add): Check has_union.
6978 (do_da_constraint): Move temporary variable so it gets reset
6980 Also check for special variable.
6981 (do_ds_constraint): Ditto.
6982 (do_sd_constraint): Ditto.
6983 (do_structure_copy): Check for special variable.
6984 (find_func_aliases): Ditto.
6985 (init_base_vars): Set special vars properly.
6987 2005-07-13 Jan Hubicka <jh@suse.cz>
6989 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
6992 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
6993 (get_expr_operands): Fix thinko wrt flags and subvars.
6995 PR tree-optimize/22379
6996 * tree-inline.c (expand_call_inline): Do not output sorry in early
6999 2005-07-12 Dale Johannesen <dalej@apple.com>
7001 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
7003 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7006 * host-linux.h: Include limits.h.
7008 2005-07-12 Dale Johannesen <dalej@apple.com>
7010 * expr.c (compress_float_constant): Add cost check.
7011 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
7013 2005-07-12 Dale Johannesen <dalej@apple.com>
7015 * gcc.target/i386/compress-float-sse.c: New.
7016 * gcc.target/i386/compress-float-sse-pic.c: New.
7017 * gcc.target/i386/compress-float-387.c: New.
7018 * gcc.target/i386/compress-float-387-pic.c: New.
7019 * gcc.dg/compress-float-ppc.c: New.
7020 * gcc.dg/compress-float-ppc-pic.c: New.
7022 2005-07-12 Eric Christopher <echristo@redhat.com>
7024 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
7026 * config/s390/s390.md: Include tpf.md. Move tpf specific
7028 * config/s390/tpf.md: To here.
7029 * config/s390/s390.opt: Move tpf specific options...
7030 * config/s390/tpf.opt: to here. Add mmain option.
7031 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7032 * config/s390/tpf.h: Rewrite.
7034 2005-07-12 Eric Christopher <echristo@redhat.com>
7036 * gcc.c (struct infile): Update comment for language.
7037 (main): Rewrite input file resetting code.
7039 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7042 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
7043 requiring a cast in a non RHS of modify_expr. Add a cast when required.
7044 (lookup_avail_expr): Use constant_boolean_node instead
7045 of boolean_false_node/boolean_true_node.
7047 2005-07-12 Ben Elliston <bje@au.ibm.com>
7049 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
7050 and use it when printing num_edges.
7052 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
7054 * doc/extend.texi (Blackfin Built-in Functions): New section.
7055 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
7058 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
7060 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
7061 s/cmpstrsi/cmpstrnsi
7062 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
7064 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
7065 (init_optabs): Initialize cmpstrn_optab.
7066 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
7067 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
7068 * expr.c: (enum insn_code cmpstrn_optab): Declare.
7069 * config/i386/i386.md: s/cmpstr/cmpstrn
7070 * config/c4x/c4x.md: s/cmpstr/cmpstrn
7071 * doc/md.texi: Update documentation.
7073 2005-07-11 Richard Henderson <rth@redhat.com>
7075 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
7076 build_va_arg_indirect_ref.
7077 (alpha_gimplify_va_arg): Likewise.
7078 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
7079 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
7080 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
7081 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
7082 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
7083 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
7085 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
7087 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7089 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
7090 * passes.c (init_optimization_passes): Add pass_empty_loop.
7091 * tree-pass.h (pass_empty_loop): Declare.
7092 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
7093 try_remove_empty_loop, remove_empty_loops): New functions.
7094 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
7095 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
7097 2005-07-12 Peter Barada <peter@the-baradas.com>
7101 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
7102 in address registers.
7103 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
7104 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
7105 alternative of addsi3_5200.
7107 2005-07-11 Ian Lance Taylor <ian@airs.com>
7109 * config/mips/mips.md (ffs<mode>2): Remove.
7111 2005-07-11 Ian Lance Taylor <ian@airs.com>
7113 * doc/tree-ssa.texi (Cleanups): Improve description of
7115 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
7117 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7119 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
7120 * tree.h (DECL_ARGUMENT_FLD): New macro.
7122 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7124 Fix PR tree-optimization/22404
7126 * tree-ssa-structalias.c (create_variable_info_for): Use
7129 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
7131 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
7132 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
7133 for second comparison operand.
7134 * config/bfin/predicates.md (reg_or_const_int_operand): New.
7136 * config/bfin/bfin.md (define_attr "type"): Add "sync".
7137 (define_insn_reservation "alu"): Likewise.
7138 (csync, ssync): Now of type sync.
7139 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
7140 -mcsync-anomaly -mspecld-anomaly.
7141 * config/bfin/bfin.opt (mcsync): Remove.
7142 (mcsync-anomaly, mspecld-anomaly): Add.
7143 * config/bfin/bfin.c: Include "insn-codes.h".
7144 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
7145 (TARGET_DEFAULT_TARGET_FLAGS): New.
7146 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
7148 2005-07-11 Steven Bosscher <stevenb@suse.de>
7150 * basic-block.h: Give the BB flags enum a name, bb_flags.
7151 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
7152 * cfgcleanup.c (enum bb_flags): Remove here.
7153 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
7154 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
7155 (update_forwarder_flag): Likewise.
7156 (thread_jump): Likewise.
7157 (try_forward_edges): Likewise.
7158 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
7159 forwarder flags. Don't clear bb->aux for all basic blocks. Only
7160 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
7162 2005-07-11 Richard Guenther <rguenther@suse.de>
7164 * config/i386/i386.opt: New target option -msseregparm.
7165 * config/i386/i386.c (override_options): Error out for
7166 -msseregparm but no SSE support.
7167 (ix86_function_sseregparm): Check for global sseregparm.
7168 * doc/invoke.texi: Document -msseregparm.
7170 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7172 * config.gcc (m32r-*-linux*): Use the default extra_parts.
7173 (m32rle-*-linux*): Ditto.
7175 2005-07-11 Jakub Jelinek <jakub@redhat.com>
7177 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
7178 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
7181 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7185 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
7186 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
7188 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
7190 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
7191 (varmap): Heapify varmap.
7192 (constraints): Heapify constraints.
7193 (struct constraint_graph): Heapify succs and preds.
7194 (constraint_vec_find): Update for heapification.
7195 (constraint_set_union): Ditto.
7196 (insert_into_complex): Ditto.
7197 (constraint_edge_vec_find): Ditto.
7198 (erase_graph_self_edge): Ditto.
7199 (add_graph_edge): Ditto.
7200 (get_graph_weights): Ditto.
7201 (merge_graph_nodes): Ditto.
7202 (build_constraint_graph): Ditto.
7203 (topo_visit): Ditto.
7204 (solve_graph): Ditto.
7205 (create_variable_info_for): Ditto.
7206 (init_base_vars): Ditto.
7207 (delete_points_to_sets): Free graph, varmap, and complex constraints.
7208 (condese_varmap_nodes): Free complex vector.
7209 (clear_edges_for_node): Clear succs and preds vector.
7211 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7213 * tree-ssa-structalias.c (update_alias_info): Change counting of
7214 references to not include vdefs.
7216 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7218 * tree-ssa-alias.c (free_used_part_map): Add missing free.
7221 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7223 * pa.c (pa_commutative_p): Make PLUS commutative when
7224 TARGET_NO_SPACE_REGS is true.
7226 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7228 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
7229 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
7230 * tree-dfa.c (dump_subvars_for): New.
7231 (debug_subvars_for): New.
7232 (dump_variable): Show subvariables if VAR has them.
7233 * tree-flow-inline.h (get_subvar_at): New.
7234 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
7235 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
7237 (struct subvar): Change fields offset and size to unsigned
7239 (dump_subvars_for): Declare.
7240 (debug_subvars_for): Declare.
7241 (get_subvar_at): Declare.
7242 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
7243 to unsigned HOST_WIDE_INT *.
7244 (overlap_subvar): Likewise.
7245 * tree-gimple.c (is_gimple_reg): Always return false for
7246 SFTs and memory tags.
7247 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
7249 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
7250 (compute_may_aliases): Call compute_points_to_sets.
7251 (collect_points_to_info_for): Remove.
7252 (compute_points_to_and_addr_escape): Remove.
7253 (delete_alias_info): Call delete_points_to_sets.
7254 (compute_flow_sensitive_aliasing): If the call to
7255 find_what_p_points_to returns false, call set_pt_anything.
7256 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
7257 (set_pt_anything): Clear pi->pt_vars.
7258 (set_pt_malloc): Remove.
7259 (merge_pointed_to_info): Remove.
7260 (add_pointed_to_expr): Remove.
7261 (add_pointed_to_var): Remove.
7262 (collect_points_to_info_r): Remove.
7263 (is_escape_site): Make extern.
7265 (create_overlap_variables_for): Call it.
7266 * tree-ssa-copy.c (merge_alias_info): Never merge
7267 flow-sensitive alias information.
7268 * tree-ssa-operands.c (get_expr_operands): Adjust variables
7269 offset and size to be unsigned HOST_WIDE_INT.
7270 (add_to_addressable_set): Rename from note_addressable.
7271 Set TREE_ADDRESSABLE as the variables are added to the set.
7273 (add_stmt_operand): Do not try to micro-optimize unmodifiable
7274 operands into VUSEs when adding V_MAY_DEFs for members in an
7276 * tree-ssa-operands.h (add_to_addressable_set): Declare.
7277 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
7278 (struct variable_info): Add bitfield is_heap_var.
7279 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
7280 (new_var_info): Initialize is_heap_var.
7281 (get_constraint_for): Add HEAP variables to the symbol table.
7282 Mark them with is_heap_var.
7283 (update_alias_info): New. Taken mostly from the old
7284 compute_points_to_and_addr_escape.
7285 (handle_ptr_arith): New.
7286 (find_func_aliases): Call update_alias_info.
7287 Call handle_ptr_info for tcc_binary expressions.
7288 Call mark_stmt_modified.
7289 (create_variable_info_for): If DECL has subvars, do not create
7290 variables for its subvars. Always add all the fields.
7291 (set_uids_in_ptset): If the solution includes ANYOFFSET and
7292 SFTs, then add all the SFTs of the structure.
7293 If VI->DECL is an aggregate with subvariables, add the SFT at
7295 (find_what_p_points_to): If VI is an artificial variable,
7296 translate to bitfields in SSA_NAME_PTR_INFO.
7297 If the solution is empty, set pi->pt_vars to NULL
7298 (init_base_vars): Create ANYOFFSET.
7299 (compute_points_to_sets): Rename from create_alias_vars.
7301 (pass_build_pta): Remove.
7302 (delete_points_to_sets): Rename from delete_alias_vars.
7303 (pass_del_pta): Remove.
7304 * tree-ssa-structalias.h (struct alias_info): Move from
7306 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
7307 NUM_REFERENCES_SET): Likewise.
7308 (compute_points_to_sets, delete_points_to_sets): Declare.
7310 2005-07-09 Richard Henderson <rth@redhat.com>
7312 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
7313 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
7314 alpha_split_lock_test_and_set_12): New functions.
7315 * config/alpha/alpha-protos.h: Update.
7316 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
7317 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
7318 * config/alpha/sync.md (I12MODE): New.
7319 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
7320 (sync_<fetchop_name><I48MODE>): Likewise.
7321 (sync_nand<I48MODE>): Likewise.
7322 (sync_old_<fetchop_name><I48MODE>): Likewise.
7323 (sync_new_<fetchop_name><I48MODE>): Likewise.
7324 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
7325 (sync_compare_and_swap<I48MODE>): Likewise.
7326 (sync_lock_test_and_set<I48MODE>): Likewise.
7327 (sync_compare_and_swap<I12MODE>): New.
7328 (sync_compare_and_swap<I12MODE>_1): New.
7329 (sync_lock_test_and_set<I12MODE>): New.
7330 (sync_lock_test_and_set<I12MODE>_1): New.
7332 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7336 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
7338 2005-07-09 Jakub Jelinek <jakub@redhat.com>
7340 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
7341 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
7343 2005-07-09 Richard SAndiford <richard@codesourcery.com>
7346 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7348 2005-07-08 David Edelsohn <edelsohn@gnu.org>
7350 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
7351 memory_operand constraint.
7352 (store_conditional_<mode>): Same.
7353 (sync_compare_and_swap<mode>): Same.
7354 (sync_lock_test_and_set<mode>): Same.
7356 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
7358 Rewrite PIC support to more closely model actual instructions.
7359 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
7360 (cris_symbol): Remove prototypes for removed functions.
7361 (cris_pic_symbol_type_of, cris_valid_pic_const)
7362 (cris_expand_pic_call_address): Prototypes for new functions.
7363 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
7365 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
7367 <case ':'>: Add case for new punctuation character.
7368 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
7369 emitting (extra) PIC modifier.
7370 <case UNSPEC>: Do not assert for PLT.
7371 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
7372 (cris_expand_prologue, cris_expand_epilogue): Check
7373 for pic_offset_table_rtx usage instead of taking
7374 current_function_uses_pic_offset_table as the final word.
7375 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
7376 Remove flag_pic difference.
7377 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
7378 the moral equivalents of...
7379 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
7381 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
7382 (cris_handle_option): Mark ARG as unused.
7383 (cris_expand_pic_call_address): New worker function for "call",
7385 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
7386 output PIC constructs here.
7387 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
7388 as symbol-specific modifers, not whole or part of operands.
7389 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
7390 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
7391 constants and flag_pic.
7392 (CONSTANT_INDEX_P): Adjust for new functions.
7393 (enum cris_pic_symbol_type): New helper type.
7394 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
7395 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
7396 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
7398 ("movsi"): Emit actual instructions for GOT and relative access.
7399 ("*movsi_got_load"): New pattern to set up the register holding
7401 ("*movsi_internal"): Operand 1 is not a plain general_operand.
7402 Adjust FIXME for 'S'.
7403 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
7404 Use "movs" for -fpic cases.
7405 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
7406 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
7407 ("call", "call_value"): Just call cris_expand_pic_call_address for
7409 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
7410 Remove special pattern.
7411 ("*expanded_call_side", "*expanded_call_value_side"): New
7413 (gotplt-to-plt, gotplt-to-plt-side-call)
7414 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
7416 * config/cris/cris/predicates.md
7417 ("cris_general_operand_or_gotless_symbol"): Remove unused
7419 ("cris_general_operand_or_symbol"): Adjust for new functions.
7421 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7423 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
7425 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
7427 * Makefile.in (TREE_H): Add treestruct.def.
7428 (c-decl.o): Add pointer-set.h
7429 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
7430 visibility on regular DECL's.
7431 (merge_decls): Fix the copying of decl nodes of various types for
7432 the new structures. Don't update RTL, section name, weak status,
7433 etc, on DECL's without RTL.
7434 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
7435 Don't check volatile on non-variable types.
7436 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
7437 to check whether we have seen arguments.
7438 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
7439 flag is checked before field (flag is common, field is not).
7440 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
7441 TS_DECL_COMMON could have an origin.
7442 (add_location_or_const_value_attribute): Don't check section name
7443 on non-var/function decls.
7444 (dwarf2out_var_location): Reverse order of tests.
7445 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
7446 with DECL_WRTL_CHECK.
7447 * expmed.c (make_tree): rtl is now in decl_with_rtl.
7448 * fold-const.c (fold_binary): Don't check weakness on
7449 non-var/function decls.
7450 (tree_expr_nonzero_p): Ditto.
7451 (fold_checksum_tree): Use tree_decl_extra as sizeof
7453 * ggc-page.c (extra_order_size_table): Add sizes for
7454 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
7456 * gimplify.c (gimplify_bind_expr): Only set
7457 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
7458 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
7460 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
7461 * langhooks.h (init_ts). New langhook.
7462 * passes.c (rest_of_decl_compilation): Reverse order of tests.
7463 * print-tree.c (print_node): Update to only print fields that
7464 exist in the structures the passed decl has.
7465 * toplev.c (wrapup_global_declarations): Don't reset
7466 DECL_DEFER_OUTPUT on DECL's that don't contain it.
7467 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
7468 * tree-inline.c (remap_decl): Ditto.
7469 * tree-outof-ssa.c (create_temp): Reverse order of tests.
7470 * tree-pretty-print.c (print_declaration): Don't print
7471 DECL_REGISTER on things that don't contain it.
7472 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
7473 non-var/function decls.
7474 * tree.c (tree_contains_struct): New structure.
7475 (init_priority_for_decl): New hashtable.
7476 (tree_int_map): New structure.
7477 (tree_int_map_eq): New function.
7478 (tree_int_map_marked_p): Ditto.
7479 (tree_int_map_hash): Ditto.
7480 (tree_map): Move to tree.h.
7481 (tree_map_eq): Externalize.
7482 (tree_map_hash): Ditto.
7483 (tree_map_marked_p): Ditto.
7484 (init_ttree): Set up tree_contains_struct and call langhook.
7485 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
7486 (tree_code_size): Update for new structures.
7487 (tree_node_structure): Update for new structures.
7488 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
7490 (copy_node_stat): Copy init priority.
7491 (build_decl_stat): Ditto for visibility.
7492 (ts_enum_names): New.
7493 (tree_contains_struct_check_failed): New function.
7494 (decl_init_priority_lookup): Ditto.
7495 (decl_init_priority_insert): Ditto.
7496 * treestruct.def: New file.
7497 * tree.h (CODE_CONTAINS_STRUCT): New macro.
7498 (CONTAINS_STRUCT_CHECK): Ditto.
7499 (tree_contains_struct_check_failed): New prototype.
7500 (DECL_CHECK): Removed.
7501 (DECL_MINIMAL_CHECK): New.
7502 (DECL_COMMON_CHECK): Ditto.
7503 (DECL_WRTL_CHECK): Ditto.
7504 (DECL_NON_COMMON_CHECK): Ditto.
7505 (DECL_WITH_VIS_CHECK): Ditto.
7506 (VAR_OR_FUNCTION_DECL_P): Ditto
7507 (struct tree_decl_minimal): New structure.
7508 (struct tree_decl_common): Ditto.
7509 (struct tree_decl_with_rtl): Ditto.
7510 (struct tree_decl_with_vis): Ditto.
7511 (struct tree_decl_non_common): Ditto.
7512 (struct tree_field_decl): Ditto.
7513 (struct tree_parm_decl): Ditto.
7514 (struct tree_var_decl): Ditto.
7515 (struct tree_function_decl): Ditto.
7516 (struct tree_const_decl): Ditto.
7517 (struct tree_result_decl): Ditto.
7518 (union tree_node): Add new structures.
7519 * var-tracking.c (track_expr_p): Reverse order of tests.
7521 * doc/c-tree.texi: Add documentation on DECL node internal structure.
7523 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7525 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
7526 * system.h: Poison FINALIZE_PIC.
7527 * doc/tm.texi (FINALIZE_PIC): Remove.
7529 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7532 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
7533 to the correct type if we have a MODIFY_EXPR.
7535 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7537 PR tree-optimization/22360
7538 * tree.c (upper_bound_in_type): Fix calculations for casting
7539 to a non-wider signed type and casting a signed value to a
7540 wider unsigned type.
7541 (lower_bound_in_type): Fix calculations for casting to a
7542 non-wider signed type.
7544 PR tree-optimization/20139
7545 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
7547 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
7548 fold_cond_expr_cond.
7549 * tree-ssanames.c (release_defs): Assert in_ssa_p.
7550 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
7552 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7555 * tree-complex.c (expand_complex_libcall): Produce
7556 REALPART_EXPR/IMAGPART_EXPR with the correct type.
7558 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
7560 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
7561 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
7562 b" assert and inserted fastpath code for this case.
7563 (bitmap_ior): Removed "a != b" assert.
7565 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7567 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
7568 (ENDFILE_SPEC): Likewise.
7569 * config/m32r/m32r.h (ASM_SPEC): Likewise.
7571 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
7572 a large stack frame at epilogue.
7574 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
7576 * final.c: Include sdbout.h when required.
7578 2005-07-07 Geoffrey Keating <geoffk@apple.com>
7580 * config.gcc (*-*-darwin*): Only one target-specific header file
7582 (powerpc-*-darwin*): Add version-specific header files.
7583 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
7584 * config.in: Regenerate.
7585 * configure: Regenerate.
7586 * gcc.c: Include xregex.h.
7587 (version_compare_spec_function): New.
7588 (spec_function): Add version-compare.
7589 (replace_outfile_spec_function): Reformat comment.
7590 (compare_version_strings): New.
7591 * config/darwin-c.c (version_as_macro): New.
7592 (builtin_define): New.
7593 (darwin_cpp_builtins): New.
7594 * config/darwin-protos.h (darwin_cpp_builtins): New.
7595 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
7596 (LIB_SPEC): Make unconditional, update comment.
7597 (TARGET_C99_FUNCTIONS): Define.
7598 * config/darwin.opt: Sort.
7599 (mmacosx-version-min=): New.
7600 * config/darwin7.h: Delete.
7601 * config/darwin8.h: Delete.
7602 * config/i386/darwin.h (): Call darwin_cpp_builtins.
7603 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
7604 (TARGET_C99_FUNCTIONS): Define.
7605 * config/rs6000/darwin7.h: New.
7606 * config/rs6000/darwin8.h: New.
7607 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
7608 (-mmacosx-version-min): Document.
7610 2005-07-07 Ian Lance Taylor <ian@airs.com>
7612 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
7614 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
7617 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
7619 2005-07-07 Khem Raj <kraj@mvista.com>
7621 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
7622 in bytes, not words.
7624 2005-07-07 Paul Brook <paul@codesourcery.com>
7626 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
7627 DEFAULT_FUNCTION_ARG_PADDING to upward.
7629 2005-07-07 Richard Henderson <rth@redhat.com>
7631 * function.c (locate_and_pad_parm): Record parameter alignment in
7632 stack_alignment_needed.
7634 2005-07-07 David Edelsohn <edelsohn@gnu.org>
7636 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
7637 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
7638 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
7639 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
7640 (define_attr "type"): Add isync, sync, load_l, store_c.
7641 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
7642 Create scratch volatile MEM.
7643 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
7645 (load_locked_<mode>): New.
7646 (store_conditional_<mode>): New.
7647 (sync_compare_and_swap<mode>): Replace with splitter.
7648 (sync_lock_test_and_set<mode>): Replace with splitter.
7649 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
7651 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
7652 is ics. Attribute isync.
7653 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
7655 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
7656 and UNSPECV_SYNC_OP.
7657 (emit_unlikely_jump): New.
7658 (emit_load_locked): New.
7659 (emit_store_conditional): New.
7660 (rs6000_split_compare_and_swap): New.
7661 (rs6000_split_lock_test_and_set): New.
7662 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
7663 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
7664 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
7665 rs6000_split_lock_test_and_set): Declare.
7666 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
7667 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
7668 store_c, isync, sync.
7670 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
7672 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
7673 filenames to gtyp-gen.h.
7674 (s-typ-gen): Use it in place of for loops.
7676 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
7678 * hooks.c (hook_bool_rtx_int_false): New function.
7679 * hooks.h (hook_bool_rtx_int_false): Declare.
7680 * target-def.h (TARGET_COMMUTATIVE_P): Define.
7681 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
7682 * target.h (struct gcc_target): Add commutative_p member.
7683 * targhooks.c (hook_bool_rtx_commutative_p): New function.
7684 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
7685 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
7686 (pa_commutative_p): New function.
7687 * jump.c (target.h): Include.
7688 (rtx_renumbered_equal_p): Use targetm.commutative_p.
7689 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
7691 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7693 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
7694 (s390_expand_setmem): New.
7695 * config/s390/s390.c: Likewise.
7696 (print_shift_count_operand): Truncate to 12 bits instead of 6.
7698 * config/s390/s390.md: ("setmem<mode>"): Accept character as
7699 general_operand. Call new function "s390_expand_setmem".
7700 ("clrmem_long", "*clrmem_long"): Rewrite to ...
7701 ("setmem_long", "*setmem_long"): ... this.
7703 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7705 * config/s390/s390.c: (optimization_options): Enable
7706 TARGET_MVCLE at -Os.
7707 * doc/invoke.texi: Document changes in default behaviour.
7708 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
7710 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7712 * expr.c: (set_storage_via_setmem): Convert opchar to mode
7713 defined by back-end.
7715 2005-07-07 Jakub Jelinek <jakub@redhat.com>
7717 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
7718 all sets in the pattern.
7719 * config/rs6000/rs6000.md (stack_protect_testsi,
7720 stack_protect_testdi): Likewise.
7722 2005-07-06 Jeff Law <law@redhat.com>
7724 * tree-vrp.c (simplify_using_ranges): Kill.
7725 (vrp_finalize): Remove call to simplify_using_ranges.
7726 (simplify_stmt_using_ranges): New function extracted from
7727 simplify_using_ranges.
7728 (simplify_div_or_mod_using_ranges): Likewise.
7729 (simplify_abs_using_ranges): Likewise.
7730 (simplify_cond_using_ranges): New function.
7731 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
7732 * tree-ssa-propagate.c (substitute_and_fold): Call
7733 simplify_stmt_using_ranges if we have range information.
7735 2005-07-06 James E. Wilson <wilson@specifixinc.com>
7737 * config/ia64/ia64.c (ia64_reorg): Check optimize before
7738 ia64_flag_schedule_isns2.
7740 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
7741 reading/writing general registers.
7742 (ia64_function_arg): Revert 2005-06-18 change.
7744 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7746 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
7747 (legitimize_tls_address): Use gcc_unreachable instead of abort.
7749 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
7751 * function.c (expand_function_end): Revert part of 2005-06-27
7752 patch. Do sjlj_emit_function_exit_after after return_label.
7754 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7756 * doc/install.texi (--disable-libssp): New.
7758 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
7760 * doc/invoke.texi: Update -fforce-mem documentation.
7761 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
7762 code for -fforce-mem.
7763 * expmed.c: (store_bit_field,store_fixed_bit_field,
7764 extract_bit_field): Ditto.
7765 * expr.c: (convert_move): Ditto.
7766 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
7767 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
7768 emit_conditional_add,expand_float,expand_fix): Ditto.
7769 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
7770 (common_handle_option): Issue warning when -fforce-mem specified.
7772 2005-07-06 Paul Brook <paul@codesourcery.com>
7774 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
7776 * configure: Regenerate.
7778 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
7780 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
7782 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
7784 Fix PR tree-optimization/22319
7785 Fix PR tree-optimization/22140
7786 Fix PR tree-optimization/22310
7788 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
7789 variable sized types.
7790 Use correct type for intermediate structure on *a = *b structure
7793 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7795 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
7797 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
7798 (machine_function): Move typedef to...
7799 * config/rs6000/rs6000.c (machine_function): ... here. Add
7800 varargs_save_offset field.
7801 (rs6000_stack_t): Remove varargs_size field.
7802 (setup_incoming_varargs): Allocate varargs save area using
7803 assign_stack_local, try to make it as small as possible.
7804 Save offset from virtual_stack_vars_rtx to the save area
7805 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
7806 instead of magic 8 when fp word byte size is used.
7807 (rs6000_va_start): Use cfun->machine->varargs_save_offset
7808 instead of -RS6000_VARARGS_SIZE.
7809 (rs6000_stack_info, debug_stack_info,
7810 rs6000_initial_elimination_offset): Remove all traces of
7812 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
7813 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
7814 RS6000_VARARGS_AREA.
7816 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
7818 PR tree-optimization/21963
7819 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
7820 constant_multiple_of in the same way get_computation_cost_at does.
7822 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7824 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
7825 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
7826 (gen_compare_reg): If sparc_compare_emitted is set, clear it
7827 and return its previous value.
7828 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
7829 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
7831 (stack_protect_set, stack_protect_test): New expanders.
7832 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
7833 stack_protect_testdi): New insns.
7834 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7835 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
7837 2005-07-06 Jeff Law <law@redhat.com>
7839 * tree-ssa-dce.c (cfg_altered): New global.
7840 (tree_dce_init): Initialize cfg_altered.
7841 (remove_dead_stmt): If we remove an edge in the CFG, then set
7843 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
7846 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7848 * Makefile.in (stamp-collect-ld): Use
7849 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
7850 ./collect-ld if it already exists.
7851 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
7852 Don't remove ./nm if it already exists.
7854 2005-07-05 Devang Patel <dpatel@apple.com>
7856 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
7857 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
7858 * tree-vectorizer.c (vect_loop_location): New.
7859 (vect_print_dump_info): Use vect_loop_location.
7860 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
7861 (vectorize_loops): Set vect_loop_location.
7862 * tree-vect-analyze.c (vect_analyze_offset_expr,
7863 vect_determin_vectorization_factor, vect_analyze_operations,
7864 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
7865 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
7866 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
7867 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
7868 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
7869 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
7870 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
7871 vect_analyze_loop): Adjust vect_print_dump_info API.
7872 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
7873 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
7874 vect_finish_stmt_generation, vectorizable_assignment,
7875 vectorizable_operation, vectorizable_store, vectorizable_load,
7876 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
7877 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
7878 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
7879 vect_transform_loop): Same.
7880 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
7881 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
7884 2005-07-05 Randolph Chung <tausq@debian.org>
7886 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
7887 * configure: Regenerate.
7888 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
7889 (pa_tls_referenced_p): Declare.
7890 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
7891 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
7892 (legitimize_tls_address): New.
7893 (hppa_legitimize_address): Handle TLS addresses.
7894 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
7895 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7896 (emit_move_sequence): Handle TLS addresses.
7897 (pa_encode_section_info): Call default handler to handle common
7899 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
7900 (CONSTANT_ADDRESS_P): Reject TLS operands.
7901 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
7902 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
7903 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
7904 (UNSPEC_TLSLE): Define new constants.
7905 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
7906 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
7907 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
7908 (tie_symbolic_operand, tle_symbolic_operand): New
7910 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
7912 * aclocal.m4: Update macros for autoconf 2.59 style.
7913 * configure.ac: Likewise.
7915 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7917 * pa.c (function_value): Handle small aggregates on 32-bit targets.
7918 (function_arg): Pass small aggregates in general registers on 32-bit
7920 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
7922 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
7924 * Makefile.in (final.o): Fix dependencies.
7926 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7930 * langhooks.h (struct lang_hooks): Add expr_to_decl.
7931 * langhooks.c (lhd_expr_to_decl): New.
7932 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
7934 (LANG_HOOKS_INITIALIZER): Update.
7935 * tree.c (recompute_tree_invarant_for_addr_expr): Call
7936 expr_to_decl langhook.
7937 * c-tree.h (c_expr_to_decl): Declare.
7938 * c-typeck.c (c_expr_to_decl): New.
7939 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
7941 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
7943 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7946 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
7947 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
7949 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
7951 * Makefile.in: Adjust dependencies.
7952 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
7953 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
7954 * alias.c (rest_of_handle_cfg, pass_cfg): New.
7955 * bb-reorder.c (duplicate_computed_gotos): Make it static.
7956 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
7957 rest_of_compilation.
7959 * bb-reorder.c (gate_duplicate_computed_gotos,
7960 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
7961 rest_of_handle_reorder_blocks, pass_reorder_blocks,
7962 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
7963 pass_partition_blocks): New.
7964 * bt-load.c (gate_handle_branch_target_load_optimize,
7965 rest_of_handle_branch_target_load_optimize,
7966 pass_branch_target_load_optimize): New.
7967 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
7969 * cfglayout.c (pass_insn_locators_initialize): New.
7970 * cfgrtl.c (pass_free_cfg): New.
7971 * combine.c (gate_handle_combine, rest_of_handle_combine,
7973 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
7974 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
7975 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
7976 * except.c (pass_set_nothrow_function_flags,
7977 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
7979 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
7980 rest_of_handle_shorten_branches, pass_shorten_branches,
7981 rest_of_clean_state, pass_clean_state): New.
7982 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
7983 rest_of_handle_remove_death_notes, pass_remove_death_notes,
7984 rest_of_handle_life, pass_life, rest_of_handle_flow2,
7986 * function.c (pass_instantiate_virtual_regs, pass_init_function,
7987 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
7988 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
7989 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
7991 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
7992 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
7993 pass_rtl_ifcvt, gate_handle_if_after_combine,
7994 rest_of_handle_if_after_combine, pass_if_after_combine,
7995 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
7996 pass_if_after_reload): New.
7997 * integrate.c (pass_initial_value_sets): New.
7998 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
7999 pass_purge_lineno_notes): New.
8000 * mode-switching.c (rest_of_handle_mode_switching,
8001 pass_mode_switching): New.
8002 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
8003 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
8005 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
8006 pass_loop_optimize): New.
8007 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
8009 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
8011 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
8012 pass_postreload_cse): New.
8013 * profile.c (gate_handle_profiling, pass_profiling,
8014 rest_of_handle_branch_prob, pass_branch_prob): New.
8015 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
8016 pass_split_before_regstack, gate_handle_split_before_regstack,
8017 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
8018 rest_of_handle_split_all_insns, pass_split_all_insns): New.
8019 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
8020 pass_stack_regs): New.
8021 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
8022 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
8023 pass_stack_adjustments): New.
8024 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
8025 pass_regrename): New.
8026 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
8027 pass_delay_slots, gate_handle_machine_reorg,
8028 rest_of_handle_machine_reorg, pass_machine_reorg): New.
8029 * rtl.h (extern void purge_line_number_notes): New.
8030 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
8031 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
8033 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
8035 * value-prof.c (gate_handle_value_profile_transformations,
8036 rest_of_handle_value_profile_transformations,
8037 pass_value_profile_transformations): New.
8038 * var-tracking.c (gate_handle_var_tracking,
8039 pass_variable_tracking): New.
8040 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
8042 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
8043 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
8044 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
8045 rest_of_handle_old_regalloc, rest_of_handle_regrename,
8046 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
8047 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
8048 rest_of_handle_gcse2, rest_of_handle_regmove,
8049 rest_of_handle_tracer, rest_of_handle_if_conversion,
8050 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
8051 rest_of_handle_web, rest_of_handle_branch_prob,
8052 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
8053 rest_of_handle_jump_bypass, rest_of_handle_combine,
8054 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8055 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8056 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
8057 rest_of_handle_mode_switching, rest_of_handle_jump,
8058 rest_of_handle_eh, rest_of_handle_stack_adjustments,
8059 rest_of_handle_flow2, rest_of_handle_jump2,
8060 rest_of_handle_peephole2, rest_of_handle_postreload,
8061 rest_of_handle_shorten_branches, rest_of_clean_state,
8062 rest_of_compilation): Remove.
8064 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
8065 * passes.c (dump_flags, in_gimple_form, all_passes,
8066 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8067 register_dump_files, next_pass_1, last_verified, execute_todo,
8068 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
8069 from tree-optimize.c.
8070 (init_optimization_passes): Moved from tree-optimize.c,
8071 adding the RTL optimizations.
8072 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
8073 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
8074 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8075 register_dump_files, next_pass_1, last_verified, execute_todo,
8076 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
8077 init_tree_optimization_passes, ipa_passes): Delete.
8078 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
8080 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
8081 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
8083 (ipa_passes): Remove.
8084 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
8085 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
8086 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
8087 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
8088 (dump_info_p, dump_flag): Moved to tree-dump.h.
8090 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
8092 * passes.c (finish_optimization_passes): Use dump_begin
8093 and dump_end, TDI_end.
8094 (gate_rest_of_compilation): New.
8095 (pass_rest_of_compilation): Use it.
8096 (gate_postreload, pass_postreload): New.
8097 * toplev.c (general_init): Rename init_tree_optimization_passes.
8098 * toplev.h (init_tree_optimization_passes): Rename to
8099 init_optimizations_passes.
8100 * tree-dump.c (dump_flag): Make static.
8101 (dump_files): Remove RTL dumps.
8102 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
8103 pass_cleanup_cfg, pass_free_cfg_annotations,
8104 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
8105 pass_init_datastructures, pass_fixup_cfg): Make non-static.
8106 * tree-pretty-print.c: Include tree-pass.h.
8107 * cgraph.c: Include tree-dump.h.
8109 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8111 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
8112 Only fall back to saying it points to readonly memory if
8115 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8117 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
8118 * config/m32r/m32r.c (m32r_compute_frame_size,
8119 m32r_expand_prologue): Take current_function_profile into
8120 account whenever we reference
8121 current_function_uses_pic_offset_table.
8122 (m32r_finalize_pic): Remove.
8123 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
8125 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
8127 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
8128 instead of $<. Don't remove ./as if it already exists.
8130 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8133 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
8134 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
8135 for complex modes when generating code for PA 1.0.
8136 (VALID_FP_MODE_P): New macro.
8137 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8138 sets for all general and floating point modes. Align wide floating
8139 point modes to even register boundaries to comply with architectural
8141 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
8142 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
8143 (VALID_FP_MODE_P): New macro.
8144 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8145 sets for all general and floating point modes. Align wide floating
8146 point modes to even register boundaries to comply with architectural
8149 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8151 * tree-dump.c (dump_files): Initialize dump number for .cgraph
8154 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8156 * tree-ssa-structalias.c: Don't include expr.h.
8158 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8160 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
8163 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8165 Fix PR tree-optimization/22279
8167 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
8170 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
8172 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
8174 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8176 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
8177 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
8178 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
8179 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
8180 config/stormy16/stormy16.c, config/v850/v850.c,
8181 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
8182 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
8183 Avoid "." or "\n" at end of diagnostics and capital letters at
8184 start of diagnostics.
8185 * combine.c, cse.c: Don't translate dump file output.
8186 * toplev.c (print_version): Only translate output if going to
8189 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8191 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
8192 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
8195 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8197 * pa.c (fix_range): Fix typo in comment.
8199 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8201 * tree-vrp.c (extract_range_from_assert): Replace
8202 fold (build (...)) with fold_build2.
8204 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8206 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
8207 gcc_gfc_char_table, init_dynamic_gfc_info): New.
8208 (format_types_orig, handle_format_attribute): Add support for
8211 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
8213 * varasm.c (assemble_variable): Fix format specifier thinko.
8215 2005-07-03 Ira Rosen <irar@il.ibm.com>
8217 PR tree-optimization/22029 (and 22135)
8218 * tree-pretty-print.c (dump_generic_node): Check that the node is not
8219 a phi node before calling dump_vops.
8221 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8223 * tree-dump.h (dump_string_field): Declare.
8224 * tree-dump.c: Use it instead of dump_string.
8225 (dump_string_field): Make non-static.
8227 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
8229 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
8230 up the minimal CFG stuff always when optimize > 0. Call
8231 split_all_insns_noflow in PIC case if needed.
8233 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8234 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
8237 * c-decl.c (c_write_global_declarations): Dump contents of
8239 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
8240 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
8241 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
8242 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
8245 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8247 * c-common.h (GCC_DIAG_STYLE): Define.
8248 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
8249 version for format checking to 4.1.
8250 * c-format.c: Include toplev.h after c-common.h.
8251 (enum format_type): Add gcc_tdiag_format_type.
8252 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
8253 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
8254 (format_types_orig): Add gcc_tdiag.
8255 (init_dynamic_diag_info): Support gcc_tdiag formats.
8256 (handle_format_attribute): Likewise.
8257 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
8258 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
8259 version for format checking to 4.1.
8260 (warning0, warning, error, pedwarn, sorry): Use
8262 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
8263 (finish_aliases_1): Do not use %qE.
8264 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
8265 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
8266 Correct format bugs.
8267 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
8268 parameter to unsigned HOST_WIDE_INT.
8269 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
8271 2005-07-02 David Edelsohn <edelsohn@gnu.org>
8274 * expr.c (write_complex_part): Use adjust_address for MEM.
8275 (read_complex_part): Same.
8277 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
8279 Fix PR tree-optimization/22280
8281 * tree-sra.c (generate_element_init): Remove useless loop.
8283 2005-07-02 Richard Henderson <rth@redhat.com>
8285 * config/alpha/alpha.c (alpha_legitimize_address): Check for
8287 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
8289 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
8292 * fold-const.c (fold_binary): Handle the return value of
8293 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
8294 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
8296 2005-07-02 Jeff Law <law@redhat.com>
8298 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
8299 a eliminate type conversion which feeds an equality comparison
8300 if the original type or either operand in the comparison is a
8303 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
8305 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
8306 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
8308 * config/avr/avr.c: Do not use '`' as left quote.
8309 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
8310 Remove "." from end of diagnostics. Make diagnostics start with
8313 2005-07-02 Zack Weinberg <zack@codesourcery.com>
8314 Joseph S. Myers <joseph@codesourcery.com>
8316 * toplev.c (default_tree_printer): Handle setting location with
8318 * c-objc.common.c (c_tree_printer): Likewise.
8319 * c-format.c (gcc_diag_flag_specs): Add '+'.
8320 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
8321 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
8323 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
8324 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
8325 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
8326 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
8327 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
8328 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
8329 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
8330 format arguments where %J is used without %D.
8332 2005-07-02 Jakub Jelinek <jakub@redhat.com>
8334 * gcc.c (LINK_SSP_SPEC): Define.
8335 (link_ssp_spec): New variable.
8336 (LINK_COMMAND_SPEC): Add %(link_ssp).
8337 (static_specs): Add link_ssp_spec.
8338 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
8339 * configure: Rebuilt.
8340 * config.in: Rebuilt.
8342 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8343 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8344 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8345 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8346 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
8347 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
8348 -0x7008(2) instead of reading __stack_chk_guard variable.
8349 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
8351 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
8352 (stack_protect_set, stack_protect_test): Use *_tls* patterns
8353 if TARGET_THREAD_SSP_OFFSET is defined.
8354 (stack_tls_protect_set_si, stack_tls_protect_set_di,
8355 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
8358 2005-06-27 Richard Henderson <rth@redhat.com>
8359 * libgcc-std.ver (GCC_4.1.0): New.
8360 * libgcc.h (__stack_chk_guard): Declare.
8361 (__stack_chk_fail, __stack_chk_fail_local): Declare.
8362 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
8363 * mklibgcc.in (lib2funcs): Add them.
8365 2005-07-01 Richard Henderson <rth@redhat.com>
8367 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
8368 void * before struct sigcontext *.
8369 (x86_fallback_frame_state): Likewise.
8371 2005-07-01 James E. Wilson <wilson@specifixinc.com>
8373 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
8375 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8378 * tree-ssa-reassoc.c (should_transpose): Fix which operand
8379 we check for SSA_NAME for.
8381 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
8383 Fix PR tree-optimization/22071
8385 * tree-ssa-structalias.c (offset_overlaps_with_access): New
8387 (get_constraint_for_component_ref): Use it.
8389 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8392 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
8393 print out the last new line.
8395 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
8397 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
8398 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
8399 * config/cris/cris.c (cris_conditional_register_usage): Adjust
8400 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
8401 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
8402 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
8403 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
8404 (enum reg_class): New member CC0_REGS.
8405 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
8406 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
8407 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
8408 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
8409 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
8410 Adjust for register now described.
8412 2005-07-01 Jakub Jelinek <jakub@redhat.com>
8415 * config/i386/i386.md (stack_protect_test_si,
8416 stack_protect_test_di): Add earlyclobber for scratch 3.
8417 * config/rs6000/rs6000.md (stack_protect_testsi,
8418 stack_protect_testdi): Add earlyclobber for scratch 3,
8419 remove earlyclobber from scratch 4.
8421 Older entries for 2005 can be found in ChangeLog-2005.