1 2005-11-09 Per Bothner <per@bothner.com>
2 Uros Bizjak <uros@kss-loka.si>
5 * toplev.c (process_options): Initialize debug_hooks early
6 in case lang_hooks.post_options ends up calling a debug_hook.
8 2005-11-08 Jakub Jelinek <jakub@redhat.com>
10 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
11 DBX_REGISTER_NUMBER being contiguous.
13 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
14 Diego Novillo <dnovillo@redhat.com>
17 * tree-vrp.c (register_edge_assert_for): Do not register
18 always-false predicates.
20 2005-11-08 Devang Patel <dpatel@apple.com>
22 PR tree-optimization/23115
23 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
26 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
28 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
31 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
33 Fix PR tree-optimization/23382
35 * tree-ssa-alias.c (compute_may_aliases): Call
37 * tree-dfa.c (referenced_var_remove): New function.
38 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
39 * tree-flow.h (referenced_var_remove): Add prototype.
40 (delete_old_heap_vars): Ditto.
41 * tree-ssa-structalias.c (heapvars): New variable.
43 (get_constraint_for): Put heap vars on heapvars list.
44 (delete_old_heap_vars): New function.
46 2005-11-08 Jason Merrill <jason@redhat.com>
48 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
50 2005-11-08 Uros Bizjak <uros@kss-loka.si>
53 * reg-stack.c (reg_to_stack): Update register liveness also
54 for flag_sched2_use_traces.
56 2005-11-08 Alan Modra <amodra@bigpond.net.au>
59 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
60 override prior explicit -mno-powerpc-gfxopt.
62 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
64 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
65 if the bitsize is zero.
66 * doc/md.texi (Standard Pattern Names): Document it.
68 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
69 (TARGET_PASS_BY_REFERENCE): Likewise.
71 2005-11-07 Ian Lance Taylor <ian@airs.com>
73 PR rtl-optimization/24683
74 * config/i386/i386.c (legitimize_pic_address): If constant operand
75 to PLUS is too large, put it in a register.
77 2005-11-07 Jie Zhang <jie.zhang@analog.com>
79 * configure.ac: Enable checking assembler dwarf2 support for bfin
81 * configure: Regenerate.
83 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
87 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
88 gen_easy_vector_constant_add_self): Delete.
89 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
91 (output_vec_const_move): Use gen_easy_altivec_constant.
92 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
93 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
94 (easy_vector_constant_add_self): Rewritten.
95 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
96 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
97 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
98 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
99 Macroize and adjust for the other changes.
101 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
105 * c-typeck.c (build_c_cast): Try using a shared constant, and see
106 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
108 2005-11-07 Jakub Jelinek <jakub@redhat.com>
110 PR rtl-optimization/23567
111 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
112 (noce_process_if_block): Don't do any optimizations except
113 if (cond) x = x; if !set_b and write into orig_x may trap
114 or fault. Remove the MEM_READONLY_P check.
116 2005-11-06 Diego Novillo <dnovillo@redhat.com>
119 * tree-vrp.c (fix_equivalence_set): New.
120 (extract_range_from_assert): Call it.
122 2005-11-05 Ian Lance Taylor <ian@airs.com>
125 * combine.c (apply_distributive_law): Don't distribute across a
128 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
130 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
131 config/ms1/ms1.h, config/rs6000/predicates.md,
132 config/s390/s390.c, params.def, postreload-gcse.c,
133 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
134 tree-vrp.c, tree.c: Fix comment typos.
135 * doc/invoke.texi: Fix typos.
137 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
139 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
140 for testing whether the data_dependence_relation contains distance
141 vectors. Iterate over all distance vectors of the ddr.
142 * lambda.h: Define a vec of lambda_vector pointers.
143 * tree-data-ref.c (dump_data_dependence_relation,
144 dump_data_dependence_direction): Iterate over all distance and
145 direction vectors of the ddr.
146 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
148 (build_classic_dist_vector, build_classic_dir_vector): Push a set
149 of distance/direction vectors instead of a single one.
150 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
151 lambda_vectors with a vec of lambda_vectors.
152 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
153 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
154 DDR_NUM_DIST_VECTS): New.
155 * tree-loop-linear.c (gather_interchange_stats): Test for the
156 existence of distance vectors only after having checked that there
157 is a dependence. Iterate over all distance vectors of the ddr.
158 (linear_transform_loops): Use dump_data_dependence_relation.
159 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
160 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
161 distance vectors of the ddr.
163 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
165 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
166 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
167 IS_INTHANDLER; all callers changed.
168 (n_regs_saved_by_prologue): Take interrupt handler attributes into
170 (do_link, do_unlink): New argument ALL; all callers changed.
171 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
172 If function isn't leaf, save and restore all registers.
173 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
176 2005-11-05 Jan Hubicka <jh@suse.cz>
178 PR rtl-optimization/23490
179 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
180 max-flow-memory-location): Document.
181 * flow.c: Include params.h
182 (MAX_MEM_SET_LIST_LEN): Kill.
183 (add_to_mem_set_list): Use new param.
184 * cse.c (cse_basic_block): Replace 1000 by new param.
185 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
186 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
187 * predict.c (predict_loops): Use new param.
188 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
190 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
191 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
192 Do not hold memory returned by cgraph_node_name across other call.
194 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
197 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
200 2005-11-04 Jeff Law <law@redhat.com>
203 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
204 * tree-ssa-dom.c: Include params.h.
205 (thread_across_edge): If there are too many statements in the
206 target block, then do not thread through it.
207 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
208 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
210 2005-11-03 Diego Novillo <dnovillo@redhat.com>
213 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
214 TODO_update_ssa instead of TODO_update_ssa_no_phi.
216 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
219 * tree-scalar-evolution.c (instantiate_parameters_1,
220 instantiate_parameters, resolve_mixers): Compute the size of an
221 expression to be instantiated and give up the instantiation if the
222 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
224 2005-11-04 Richard Guenther <rguenther@suse.de>
226 * tree-flow.h (ref_contains_indirect_ref): Rename to
227 array_ref_contains_indirect_ref.
228 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
229 (array_ref_contains_indirect_ref): Make comment match the code
231 (ref_contains_array_ref): Likewise.
232 * tree-ssa-structalias.c (find_func_aliases): Remove call to
233 ref_contains_indirect_ref.
234 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
235 Rename calls to ref_contains_indirect_ref.
237 2005-11-04 Paul Brook <paul@codesourcery.com>
239 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
240 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
241 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
242 * config/arm/arm.md: Use match_operand in peephole input templates
243 and match_dup in peephole output templates.
245 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
247 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
250 2005-11-04 Mark Mitchell <mark@codesourcery.com>
251 Daniel Jacobowitz <dan@codesourcery.com>
253 * longlong.h (add_ssaaaa): Clobber condition code register
255 (sub_ddmmss): Likewise.
256 (umul_ppmm): Likewise.
258 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
259 Paul Brook <paul@codesourcery.com>
260 Phil Blundell <pb@reciva.com>
262 * configure.ac: Add test for ARM TLS support.
263 * configure: Regenerated.
264 * config/arm/arm-protos.h (legitimize_tls_address)
265 (arm_tls_referenced_p, tls_mentioned_p)
266 (arm_output_addr_const_extra): New prototypes.
267 (thumb_legitimize_pic_address): Delete.
268 * config/arm/arm.c: Include "gt-arm.h".
269 (enum tls_reloc): New.
270 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
271 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
272 (arm_call_tls_get_addr, legitimize_tls_address)
273 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
274 (arm_init_tls_builtins, arm_emit_tls_decoration)
275 (arm_output_addr_const_extra): New functions.
276 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
277 (TARGET_HAVE_TLS): Define.
278 (target_thread_pointer): New.
279 (arm_override_options): Handle -mtp=.
280 (legitimize_pic_address): Ignore UNSPECs.
281 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
283 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
284 (tls_get_addr_libfunc): New variable.
285 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
286 (arm_init_builtins): Call arm_init_tls_builtins.
287 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
288 (arm_encode_section_info): Call default_encode_section_info.
289 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
290 (enum arm_tp_type): New.
291 (target_thread_pointer): Add declaration.
292 (LEGITIMATE_CONSTANT_P): Handle TLS.
293 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
294 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
295 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
296 * config/arm/arm.md: Add UNSPEC_TLS.
298 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
300 (tls_load_dot_plus_eight): New insn and a peephole to create it.
301 (load_tp_hard, load_tp_soft): New insns.
302 * arm.opt: Add -mtp=.
303 * doc/invoke.texi (ARM Options): Document -mtp.
305 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
307 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
308 * config/arm/libunwind.S: Include "lib1funcs.asm".
309 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
310 (LIB2ADDEH): Add libunwind.S.
311 (LIB2ADDEHDEP): Add lib1funcs.asm.
312 * mklibgcc.in: Handle asm files in libgcc_eh.a.
314 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
317 * gcc/c.opt: Add a -lang-fortran option.
318 * gcc/c-opts.c: Add a lang_fortran flag.
319 (c_common_init_options): Handling the -lang-fortran option.
320 (c_common_handle_option): Add a case for Fortran options in
321 preprocessing. Remove cases for -ffixed-form and
322 -ffixed-line-length. Add a case for -lang-fortran.
324 2005-11-03 David Edelsohn <edelsohn@gnu.org>
326 * config/rs6000/rs6000.c: Include params.h
327 (optimization_options): Set max-grow-copy-bb-insns default to 16.
328 (bdesc_2arg): Delete vpkuhss and vpkuwss.
329 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
330 (UNSPEC_VPKUWSS): Delete.
331 (altivec_vpkuhss): Delete.
332 (altivec_vpkuwss): Delete.
333 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
335 (neg_eq0<mode>): Remove final condition.
336 (neg_eq<mode>): Remove condition and split-condition.
338 2005-11-04 Alan Modra <amodra@bigpond.net.au>
340 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
341 Use associated print macros.
343 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
346 * diagnostic.c (diagnostic_set_info_translated): New function.
347 (diagnostic_set_info): Use it. Add comment.
348 * diagnostic.h (diagnostic_set_info_translated): Declare.
350 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
352 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
353 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
354 reference only if 'public' is true.
355 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
356 emit the .hidden directive only if the indirect reference is public.
357 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
358 Pass it to dw2_force_const_mem.
359 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
360 * dwarf2out.c (output_cfi): Adjust calls to above function.
361 (output_call_frame_info): Likewise.
362 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
363 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
365 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
367 PR tree-optimization/24483
368 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
369 field to elts if possible.
371 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
374 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
377 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
379 Fix PR tree-optimization/24351
381 * tree-ssa-structalias.c (struct variable_info): Add
383 (get_varinfo_fc): New function to follow collapsing.
384 (new_var_info): Set collapsed_to to NULL.
385 (dump_constraint): Follow collapsing.
386 (build_constraint_graph): Handle collapsing.
387 (do_simple_structure_copy): Return false if something bad
389 (collapse_rest_of_var): New function.
390 (do_structure_copy): Collapse if do_simple_structure_copy returns
393 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
396 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
397 expressions to a statement list instead of gimplifying them.
399 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
401 PR rtl-optimization/23585
402 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
403 that can't trap plus a constant integer, if the mode has zero size.
405 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
408 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
410 ("*insv<mode>_reg_extimm"): Likewise.
412 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
415 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
416 c_common_type_for_mode returns an unnamed type.
418 2005-11-02 Richard Henderson <rth@redhat.com>
422 * dwarf2out.c (dwarf2out_reg_save_reg): New.
423 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
424 * function.c (assign_parms): Use calls.internal_arg_pointer.
425 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
427 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
428 (TARGET_CALLS): Add it.
429 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
430 * targhooks.c (default_internal_arg_pointer): New.
431 * targhooks.h (default_internal_arg_pointer): Declare.
432 * tree.h (dwarf2out_reg_save_reg): Declare.
433 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
434 * config/i386/i386.c (dbx_register_map): Add return column.
435 (dbx64_register_map, svr4_dbx_register_map): Likewise.
436 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
437 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
438 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
439 (ix86_save_reg): Save force_align_arg_pointer.
440 (ix86_emit_save_regs): Make regno unsigned.
441 (ix86_emit_save_regs_using_mov): Likewise.
442 (ix86_expand_prologue): Handle force_align_arg_pointer.
443 (ix86_expand_epilogue): Likewise.
444 * config/i386/i386.h: (dbx_register_map): Update.
445 (dbx64_register_map, svr4_dbx_register_map): Update.
446 (struct machine_function): Add force_align_arg_pointer.
447 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
448 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
449 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
451 2005-11-02 Jan Hubicka <jh@suse.cz>
454 * i386.md: Add peep2 for simplyfing array accesses.
456 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
459 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
460 * config/s390/s390.c (s390_decompose_shift_count): New function.
461 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
462 (print_shift_count_operand): Use s390_decompose_shift_count.
463 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
464 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
466 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
469 * loop.c (loop_givs_rescan): Use force_operand to expand
472 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
475 * fold-const.c (build_range_check): Use unsigned when signed
476 overflow is undefined also. If etype is subtype, make sure that
477 the subtraction is in the supertype.
479 2005-11-02 Richard Henderson <rth@redhat.com>
482 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
485 2005-11-01 Richard Henderson <rth@redhat.com>
488 * loop.c (scan_loop): Do not propagate computations to a hard
489 register destination with SMALL_REGISTER_CLASSES.
491 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
493 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
494 costs for MULT inside PLUS or MINUS.
496 2005-11-01 Bob Wilson <bob.wilson@acm.org>
498 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
499 (TRAMPOLINE_SIZE): Round up to 60.
500 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
502 2005-10-31 James E. Wilson <wilson@specifix.com>
505 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
506 ifdef. Put ifdefs around call in gen_subprogram_die.
507 (compute_frame_pointer_to_cfa_displacement): Likewise.
508 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
511 PR rtl-optimization/17356
512 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
513 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
515 2005-10-31 Jan Hubicka <jh@suse.cz>
518 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
521 * i386.c (legitimize_pic_address): Deal with large immediates.
524 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
525 from symbol names while computing checkup.
528 * predict.c (predict_loops): Do not estimate more than
529 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
530 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
532 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
534 PR tree-optimization/19097
535 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
537 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
539 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
541 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
544 * tree-inline.c (setup_one_parameter): If the init_stmt
545 is NULL, don't insert the statement.
547 2005-10-30 Jan Hubicka <jh@suse.cz>
549 PR tree-optimization/24172
550 * tree-inline.c (copy_body_r): Unshare the substituted value first.
552 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
554 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
555 constants for hosts with long != 32 bits.
557 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
560 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
562 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
564 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
565 (TARGET_MS1_16_002): New.
566 (TARGET_MS1_16_003): New.
568 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
569 ("*decrement_and_branch_until_zero_no_clobber"): New.
570 Add corresponding splitter for decrement_and_branch_until_zero
572 Key all decrement_and_branch_until_zero patterns off of
575 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
578 * tree-complex.c (extract_component): Treat RESULT_DECL
579 like the rest of the decls.
581 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
583 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
584 indirect call to _mcount if the function needs a static chain.
586 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
587 Caroline Tice <ctice@apple.com>
589 PR rtl-optimization/24460
590 * dwarf2out.c (have_switched_text_sections): New boolean variable.
591 (dwarf2out_switch_text_section): Set it to true instead of
592 incrementing separate_line_info_table_in_use.
593 (output_loc_list): Additionally test have_switched_text_sections.
594 (output_ranges): Likewise.
595 (dwarf2out_finish): Likewise.
596 * varasm.c (assemble_start_function): Do not call
597 insert_section_boundary_note.
598 (assemble_end_function): If flag_reorder_blocks_and_partition,
599 switch to the function's section before emitting the .size directive.
600 * bb-reorder.c (insert_section_boundary_note): Staticify.
601 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
602 * output.h (insert_section_boundary_note): Delete.
604 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
607 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
608 instead of pointer equality when comparing types.
610 2005-10-24 James E. Wilson <wilson@specifix.com>
612 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
613 add_dependence_list_and_free calls.
615 2005-10-24 Steven Bosscher <stevenb@suse.de>
617 * contrib.texi: Add the names of the LLNL folks who donated
618 Cray pointer support for gfortran.
620 2005-10-24 Steven Bosscher <stevenb@suse.de>
622 PR tree-optimization/24225
623 * profile.c (branch_prob): Look from end to start through a
624 basic block when looking for a locus.
626 2005-10-24 Richard Henderson <rth@redhat.com>
628 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
630 (hppa_expand_prologue): Likewise.
632 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
634 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
635 (NO_DEFERRED_PROFILE_COUNTERS): Define.
636 * pa.h (NO_PROFILE_COUNTERS): Define.
637 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
638 (funcdef_nos): New vector to hold label numbers of deferred profile
640 (output_deferred_profile_counters): New function.
641 (hppa_profile_hook): Push label number onto funcdef_nos.
642 (pa_hpux_file_end): Call output_deferred_profile_counters if
643 NO_DEFERRED_PROFILE_COUNTERS is false.
645 * pa-protos.h (get_deferred_plabel): New prototype.
646 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
648 (output_call): Adjust calls.
650 2005-10-24 Alan Modra <amodra@bigpond.net.au>
652 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
653 peculiarity of GOT/TOC section usage.
655 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
658 * c-common.c (constant_string_class_name): Add documentation.
660 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
663 * recog.c (peephole2_optimize): Increment peep2_current_count
664 only when the slot is empty.
666 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
669 * except.c (output_function_exception_table): Call
670 assemble_external_libcall if we need a personality function.
672 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
674 PR rtl-optimization/24460
675 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
676 set the basic block for barriers.
678 2005-10-21 Janis Johnson <janis187@us.ibm.com>
680 * var-tracking.c (vt_initialize): Initialize post.
682 2005-10-21 Devang Patel <dpatel@apple.com>
685 * c-common.c (vector_types_convertible_p): Check vector element type.
687 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
689 * config/sh/sh.c (prepare_move_operands): Handle the address
690 constant which is a tls symbolic address plus a constant.
692 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
695 * gcc.c (main): Use the correct counter for erroring out
696 about mulitple files.
698 2005-10-21 Alan Modra <amodra@bigpond.net.au>
701 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
702 use r2 for 64-bit tls .got access.
704 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
706 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
709 2005-10-20 Steven Bosscher <stevenb@suse.de>
711 PR tree-optimization/24307
712 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
714 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
717 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
719 * varasm.c (find_decl_and_mark_needed): After cgraph global info
720 is ready, stop marking functions, but still mark variables.
722 2005-10-20 Richard Guenther <rguenther@suse.de>
725 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
728 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
730 PR rtl-optimization/23585
731 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
732 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
733 (may_trap_p_1): New predicate extracted from...
734 (may_trap_p): ... here. Invoke may_trap_p_1.
735 (may_trap_or_fault_p): New predicate.
736 * rtl.h (may_trap_or_fault_p): Declare it.
737 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
738 instead of may_trap_p.
739 (steal_delay_list_from_fallthrough): Likewise.
740 (fill_simple_delay_slots): Likewise.
741 (fill_slots_from_thread): Likewise.
742 * function.c (pad_to_arg_alignment): Rework comment about
743 SPARC_STACK_BOUNDARY_HACK.
744 * config/sparc/sparc.h: Likewise.
746 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
748 * config/s390/s390.c (s390_expand_insv): New.
749 * config/s390/s390-protos.h (s390_expand_insv): Declare.
750 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
751 ("icm_hi"): Remove mode attribute.
752 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
754 ("*extracthi", "*extractqi"): Remove.
755 (extv<mode>", "*extzv<mode>"): New.
756 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
757 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
759 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
761 * cfgexpand.c (discover_nonconstant_array_refs_r,
762 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
763 (tree_expand_cfg): Call discover_nonconstant_array_refs.
764 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
765 discover_nonconstant_array_refs.
767 2005-10-19 Steven Bosscher <stevenb@suse.de>
770 * c-decl.c (pop_scope): Don't warn about an unused variable
771 if it is marked with TREE_NO_WARNING.
772 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
773 somenow mismatch and olddecl is to be replaced.
775 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
778 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
779 whether registers live on the edge can be saved/restored.
781 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
783 * config/sh/sh.c (fixup_mova): Skip notes.
785 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
787 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
788 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
789 (s390_can_eliminate): Handle BASE_REGNUM elimination.
790 (s390_initial_elimination_offset): Likewise.
791 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
792 register on TARGET_ZARCH targets.
793 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
794 (INITIAL_FRAME_POINTER_OFFSET): Remove.
795 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
796 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
798 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
800 * config/s390/s390.md: Comment describing output modifiers updated.
801 * config/s390/s390.c (print_operand): Likewise.
803 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
805 * config/s390/s390.c (override_options): Added check for -mstack-size
807 * doc/invoke.texi: Mention that limit in the documenation.
809 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
812 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
814 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
816 Fix PR tree-optimization/24231
818 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
819 (compute_avail): Ditto.
821 2005-10-18 Richard Henderson <rth@redhat.com>
824 * config/i386/i386.c (legitimate_constant_p): Check
825 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
827 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
828 (legitimate_pic_address_disp_p): Reorg CONST checking to make
829 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
831 (print_operand_address): Likewise.
832 * config/i386/predicates.md (x86_64_immediate_operand): Test
833 SYMBOL_REF_TLS_MODEL properly inside CONST.
834 (x86_64_zext_immediate_operand): Likewise.
835 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
836 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
837 * config/i386/i386-protos.h: Remove predicates.md entries.
839 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
841 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
842 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
844 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
845 Ian Lance Taylor <ian@airs.com>
848 * fold-const.c (fold_widened_comparison): Do not allow range based
849 constant folding when right operand cannot be unwidened.
851 2005-10-17 Richard Henderson <rth@redhat.com>
853 * builtins.c (expand_builtin_synchronize): Build a new-style asm
854 with a memory clobber.
856 2005-10-17 James E Wilson <wilson@specifix.com>
858 PR rtl-optimization/17356
859 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
860 checking for EDGE_EH.
862 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
864 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
865 the slot on an even boundary for any type with 16-byte alignment.
867 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
870 * md.texi (Modifiers) <%>: Clarify that % doesn't work
871 after register allocation.
873 2005-10-17 DJ Delorie <dj@redhat.com>
875 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
878 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
881 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
884 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
886 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
887 to 2 if it's already non-zero.
888 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
889 is set and warn about it if flag_schedule_insns is 1.
891 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
893 * config/crx/crx.md: Compare-and-branch instructions need to
896 2005-10-17 Uros Bizjak <uros@kss-loka.si>
899 * config/i386/i386.md (*pushdi2_rex64 splitter)
900 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
901 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
902 flow2 pass only when (optimize > 0 && flag_peephole2).
904 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
907 * gcc.c (have_c): New static variable.
909 (process_command): Remove declation of have_c.
910 Set have_o to 1 when handling -o.
911 (main): Add a fatel error if there are multiple
912 files specified and -o and -c/-S is passed witout
913 -combine or multiple languages.
915 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
917 Fix PR tree-optimization/22444
918 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
919 Assert that we don't hit something with subvars.
920 (setup_pointers_and_addressables): Don't add things with subvars,
921 because we'll already process the subvars for aliasing purposes.
923 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
926 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
927 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
928 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
929 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
930 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
931 swapped, alternatives for the R constraint.
934 * builtins.c (get_builtin_sync_mode): Make unlimited
935 mode_for_size request.
937 2005-10-15 Richard Henderson <rth@redhat.com>
939 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
940 (gimplify_expr): ... here.
941 (gimplify_compound_lval): Use it in initial scan loop. Allow
942 fb_lvalue in base expression.
944 2005-10-15 Richard Henderson <rth@redhat.com>
947 * builtins.c (expand_builtin_trap): Export.
948 * expr.h (expand_builtin_trap): Declare.
949 * expr.c (expand_assignment): Emit a trap for integral offsets
950 from registers that weren't reduced to bitpos.
952 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
953 (mark_array_ref_addressable): Remove.
954 * tree-flow.h (mark_array_ref_addressable): Remove.
955 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
957 2005-10-15 James E Wilson <wilson@specifix.com>
960 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
961 (add_dependence_list_and_free): Likewise.
962 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
965 2005-10-15 Diego Novillo <dnovillo@redhat.com>
969 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
970 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
972 (vrp_visit_phi_node): Only prevent infinite iterations when
973 the previous result and the new result are both VR_RANGEs.
975 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
977 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
980 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
983 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
986 2005-10-14 Per Bothner <per@bothner.com>
988 PR preprocessor/21250
989 * c-ppoutput.c (print_line): Print internal line 0 as 1.
991 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
994 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
995 overflow flags. Refactor some conditionals.
997 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
1000 * tree-dfa.c (add_referenced_var): Only look at decls which
1001 have TREE_CONSTANT or TREE_READONLY set instead of if
1002 !TREE_PUBLIC or !TREE_CONSTANT.
1004 2005-10-13 James E Wilson <wilson@specifix.com>
1006 * doc/invoke.texi: For -x, add f95-cpp-input.
1007 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
1009 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
1011 PR tree-optimization/24262
1012 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
1013 in loop all the time.
1015 2005-10-12 Richard Henderson <rth@redhat.com>
1018 * tree.h (DECL_TRANSPARENT_UNION): Remove.
1019 * function.c (assign_parm_find_data_types): Don't support it.
1020 * print-tree.c (print_node): Likewise.
1021 * c-common.c (handle_transparent_union_attribute): Likewise.
1022 Use build_duplicate_type.
1023 * tree-inline.c (remap_type_1): Split out of remap_type;
1024 properly remap aggregate fields.
1025 (build_duplicate_type): New.
1026 * doc/extend.texi (Variable Attributes): Remove documentation
1027 for transparent_union.
1029 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1032 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
1033 (gen_stack_pointer_dec): Likewise.
1035 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
1039 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
1041 (struct cxx): Add adjust_class_at_definition target hook.
1042 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
1043 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
1044 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
1045 hook_void_tree. Add to TARGET_CXX.
1046 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
1048 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
1049 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
1050 instead of attribute. Check for dllexport override. Warn if
1051 inconsistent dll linkage. Don't lose old dllimport if decl has
1052 had address referenced. Tweak lookup of dllimport atribute.
1053 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
1054 for target specific rules. Don't add dllimport attribute if
1055 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
1056 dllimport attribute.
1057 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
1058 * varasm.c (initializer_constant_valid_p): Replace
1059 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
1063 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
1064 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
1065 (i[34567]86-*-mingw32*): Likewise.
1067 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
1068 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
1070 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
1071 C++-specific code. Change return value to bool.
1072 (i386_pe_dllimport_p): Likewise.
1073 (associated_type): Simplify and make language-independent
1074 (i386_pe_encode_section_info): Replace override of ambiguous
1075 dllimport symbol refs with a gcc_assert.
1076 (i386_pe_valid_dllimport_attribute_p): Define.
1077 * config/i386/winnt-cxx.c: New file. Define C++ versions of
1078 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1079 i386_pe_adjust_class_at_definition.
1080 * config/i386/winnt-stubs.c: New file. Define stub versions of
1081 lang-specific functions.
1082 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
1083 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1084 i386_pe_adjust_class_at_definition.
1085 (i386_pe_valid_dllimport_attribute_p): Declare.
1086 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
1087 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
1088 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
1091 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
1092 dllimport attribute with test of DECL_DLLIMPORT_P.
1094 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
1096 * combine.c (make_extraction): Correct offset computation.
1098 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
1100 * config/cris/t-linux (LIMITS_H_TEST): Define.
1102 2005-10-12 Richard Henderson <rth@redhat.com>
1105 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
1107 2005-10-12 Richard Guenther <rguenther@suse.de>
1109 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
1111 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
1114 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
1115 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
1118 2005-10-12 Richard Guenther <rguenther@suse.de>
1121 * varasm.c (output_constant): Correct typo from previous
1124 2005-10-11 Ian Lance Taylor <ian@airs.com>
1126 PR rtl-optimization/13931
1127 * combine.c: Revert patch of 2003-05-14, and:
1128 (try_combine): Only set elim_i1 and elim_i2 if the destination is
1129 completely killed in the appropriate insn.
1130 (distribute_notes): Don't skip multiple hard register test for
1131 elim_i1 and elim_i2.
1133 2005-10-11 Richard Henderson <rth@redhat.com>
1136 * c-typeck.c (convert_for_assignment): Use build_constructor_single
1137 to initialize a transparent union instead of a nop_expr.
1139 2005-10-11 Richard Henderson <rth@redhat.com>
1141 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
1142 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
1143 (tree_ssa_dce_loop): Call scev_reset.
1146 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
1147 * tree-ssa-dce.c: Include cfgloop.h.
1148 (tree_ssa_dce_loop, pass_dce_loop): New.
1149 * tree-pass.h (pass_dce_loop): Declare it.
1150 * passes.c (init_optimization_passes): Use it.
1152 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
1155 * convert.c (convert_to_real): Revert 2005-10-05 patch.
1156 Only apply the optimization for rounding builtins if the inner
1157 cast is also an extension.
1159 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
1162 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
1163 mark_new_vars_to_rename instead of update_stmt.
1165 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
1167 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
1169 2005-10-11 Jakub Jelinek <jakub@redhat.com>
1171 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
1172 for setting MMX register to 0 rather than mmx.
1174 2005-10-10 Steve Ellcey <sje@cup.hp.com>
1177 * configure.ac: Move gas check from mips specific case to common case.
1178 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
1179 * configure: Regenerate
1180 * doc/install.texi: Update.
1182 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1185 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
1187 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
1189 * gcc.c (do_spec_1): Accept numeric characters in file name
1192 2005-10-10 Nick Clifton <nickc@redhat.com>
1194 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
1195 describing the deleted arm_gen_rotated_half_load function.
1197 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
1199 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
1202 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
1204 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
1206 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
1207 (EXTRA_MULTILIB_PARTS): Define.
1208 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1209 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1210 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
1211 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1212 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1213 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
1215 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
1217 PR tree-optimization/24226
1218 * tree-cfg.c (remove_bb): Clean up unreachable loops.
1219 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
1220 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
1223 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1225 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
1227 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
1230 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
1231 Rewrite for no need for the early clobber.
1233 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1235 Merge from csl-arm-branch:
1236 2005-09-07 Paul Brook <paul@codesourcery.com>
1237 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
1240 2005-04-30 Paul Brook <paul@codesourcery.com>
1241 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
1242 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
1244 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
1245 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
1246 (arm_override_options): Use TARGET_AAPCS_BASED.
1247 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
1248 (PTRDIFF_TYPE): Use int for AAPCS.
1249 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
1250 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
1251 (DEFAULT_SHORT_ENUMS): Delete.
1252 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
1254 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
1255 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
1256 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
1257 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
1259 2004-12-03 Mark Mitchell <mark@codesourcery.com>
1260 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
1262 2004-11-22 Mark Mitchell <mark@codesourcery.com>
1263 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
1265 2004-11-19 Mark Mitchell <mark@codesourcery.com>
1266 * config.gcc (arm*-*-linux-gnueabi): Add it.
1267 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
1269 (TARGET_OS_CPP_BUILTINS): Likeiwse.
1270 * config/arm/linux-eabi.h: New file.
1271 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
1272 (LINUX_TARET_LINK_SPEC): Likewise.
1273 (LINK_SPEC): Use it.
1274 * config/arm/t-linux-eabi: New file.
1276 2005-10-08 Steven Bosscher <stevenb@suse.de>
1279 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
1281 (PARAM_SMS_DFA_HISTORY): Likewise.
1283 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1286 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
1287 (load_register_parameters): Call it.
1288 (check_sibcall_argument_overlap_1): Likewise.
1289 (store_one_arg): Likewise.
1291 2005-10-07 James E. Wilson <wilson@specifix.com>
1293 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
1294 DImode not VECINT24 for operand 2.
1297 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
1301 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
1302 fr_spill): Use destination_operand for operand 0.
1304 2005-10-07 DJ Delorie <dj@redhat.com>
1306 * varasm.c (output_constant): Limit error to expanding
1309 2005-10-07 Richard Guenther <rguenther@suse.de>
1312 * fold-const.c (fold_binary): Fix operand types during folding
1313 of X op (A, Y). Evaluation order of the side-effects of
1314 X and A are frontend-defined, so ensure we honour that even for
1315 tcc_comparison class operands; eased by removing duplicate code.
1317 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1319 * stor-layout.c (layout_type): Do not allow alignment of array
1320 elements to be greater than their size.
1322 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1324 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
1326 (hppa*-*-linux*): Ditto.
1327 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
1328 * config/host-hpux.c: New.
1329 * config/x-hpux: New.
1330 * config/pa/x-hpux: Remove.
1331 * config/pa/x-linux: Remove.
1332 * config/pa/pa-host.c: Remove.
1334 2005-10-07 Jeff Law <law@redhat.com>
1336 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
1337 determine whether or not to try and thread outgoing edges.
1339 2005-10-07 David Edelsohn <edelsohn@gnu.org>
1341 * config/rs6000/rs6000.md (eqsi_power): New.
1342 (neg_eq0si): Add TARGET_POWER to final condition.
1345 2005-10-06 Richard Henderson <rth@redhat.com>
1347 * config/rs6000/rs6000.c: Revert last change.
1349 2005-10-06 Richard Henderson <rth@redhat.com>
1351 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
1352 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
1354 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
1358 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
1359 out return_label and naked_return_label.
1361 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1363 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
1366 2005-10-06 Richard Henderson <rth@redhat.com>
1369 * tree-inline.c (declare_return_variable): Handle modify_dest not
1372 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1374 Fix PR tree-optimization/22488
1375 * tree-ssa-structalias.c (check_for_overlaps): New function.
1376 (create_variable_info_for): Use it.
1378 2005-10-06 Richard Henderson <rth@redhat.com>
1381 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
1382 (dwarf2out_start_source_file): Print it.
1384 2005-10-06 Geoffrey Keating <geoffk@apple.com>
1386 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
1388 2005-10-06 Richard Henderson <rth@redhat.com>
1391 * mode-switching.c (optimize_mode_switching): Clear transp bit
1392 for block with incomming abnormal edges.
1394 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
1395 (fpscr_set_from_mem): Use them.
1396 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
1397 (fpscr postinc splitters): Rewrite as peephole2+split.
1399 2005-10-06 David Edelsohn <edelsohn@gnu.org>
1401 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
1402 (eq<mode>_compare): Same.
1404 2005-10-06 Richard Guenther <rguenther@suse.de>
1406 PR tree-optimization/24238
1407 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
1409 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
1411 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
1412 here. Use AC_PATH_PROG for environment variables instead of
1414 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
1416 * configure: Regenerated.
1418 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
1421 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
1422 then force it into a register.
1423 (call_value): Likewise.
1425 2005-10-06 Richard Henderson <rth@redhat.com>
1428 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
1429 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
1430 under pass_vectorize.
1432 2005-10-05 Devang Patel <dpatel@apple.com>
1435 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
1436 handling constants. Check NAMESPACE_DECL context for constants.
1438 2005-10-05 Eric Christopher <echristo@apple.com>
1440 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
1442 2005-10-05 Richard Henderson <rth@redhat.com>
1445 * tree-cfg.c (mark_array_ref_addressable_1): New.
1446 (mark_array_ref_addressable): New.
1447 * tree-flow.h (mark_array_ref_addressable): Declare.
1448 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
1450 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
1454 * reload.c (subst_reloads): When adding a REG_LABEL to a
1455 jump instruction, also update JUMP_LABEL.
1457 2005-10-05 David Edelsohn <edelsohn@gnu.org>
1459 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
1460 * bb-reorder.c (copy_bb_p): Use it.
1461 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
1463 2005-10-05 Richard Henderson <rth@redhat.com>
1466 * toplev.c (process_options): Warn about unsupported combinations
1467 of unwind tables and omit-frame-pointer.
1468 * config/i386/i386.c (override_options): Similarly. Enable
1469 accumulate-outgoing-args if not explicitly disabled.
1471 2005-10-05 Steve Ellcey <sje@cup.hp.com>
1473 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
1474 Handle big endian vs. small endian.
1475 (vec_initv2sf): Handle big endian vs. small endian.
1476 (*vec_extractv2sf_1): Ditto.
1478 2005-10-05 Dale Johannesen <dalej@apple.com>
1480 * convert.c (convert_to_real): Don't convert
1481 (float)floor(double d) to floorf((float)d).
1483 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
1485 * config/arm/arm.md (insv): Use gen_int_mode in more places.
1487 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
1489 PR tree-optimization/18587
1490 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
1491 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
1492 build_vuses): Change to VEC type.
1493 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
1494 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
1495 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
1496 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
1497 (get_name_decl): New. Return DECL_UID of base variable.
1498 (operand_build_cmp): New. qsort comparison routine.
1499 (operand_build_sort_virtual): New. Sort virtual build vector.
1500 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
1501 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
1502 (FINALIZE_BASE): Use get_name_decl.
1503 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
1504 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
1505 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
1506 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
1507 direct VEC_* manipulations.
1508 (build_ssa_operands): Call operand_build_sort_virtual.
1509 (copy_virtual_operand, create_ssa_artficial_load_stmt,
1510 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
1511 with direct VEC_* manipulations.
1512 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
1513 with direct VEC manipulations.
1515 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
1517 PR tree-optimization/21419
1518 PR tree-optimization/24146
1519 PR tree-optimization/24151
1521 * c-typeck.c (readonly_error): Handle USE being lv_asm.
1522 (build_asm_expr): Call it if outputs are read-only.
1523 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
1525 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
1526 Paolo Bonzini <bonzini@gnu.org>
1530 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
1531 enable the instructions and not just the built-ins.
1532 * doc/invoke.texi (x86 Options): Likewise.
1534 2005-10-04 Geoffrey Keating <geoffk@apple.com>
1536 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
1538 * doc/invoke.texi (Option Summary): Correct spelling
1539 of -mmacosx-version-min.
1541 2005-10-04 Devang Patel <dpatel@apple.com>
1543 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
1546 2005-10-04 Steve Ellcey <sje@cup.hp.com>
1548 * tree-vect-transform.c (vect_create_epilog_for_reduction):
1549 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
1551 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
1553 * config/s390/s390.md ("TDSI","DP"): New mode macros.
1554 ("TE","tg"): New mode attributes.
1555 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
1556 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
1557 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
1558 dword_mode and one for GPRmode.
1560 2005-10-04 Ian Lance Taylor <ian@airs.com>
1562 PR preprocessor/13726
1563 * c-ppoutput.c (cb_include): Add comments parameter, and print out
1564 any comments passed in.
1566 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1568 * tree.c (annotate_with_file_line): Fix typo.
1570 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1573 * builtins.c (fold_builtin_memcmp): When constructing the pointer
1574 type used to access data in the inlined length == 1 case, use
1575 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
1576 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
1578 2005-10-04 Uros Bizjak <uros@kss-loka.si>
1580 * config/i386/i386.h (TARGET_FISTTP): Enable also for
1581 TARGET_SSE3 and only for TARGET_80387.
1582 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
1583 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
1584 Do not depend on TARGET_80387.
1586 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1588 * tree.c (last_annotated_node): Change type to location_t*.
1589 (annotate_with_file_line): Reflect the change of
1590 last_annotated_node type.
1592 2005-10-04 Richard Guenther <rguenther@suse.de>
1595 * c-decl.c (grokdeclarator): Don't write to fields
1598 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1601 * c-decl.c (finish_decl): Use set_user_assembler_name even for
1603 * varasm.c (make_decl_rtl): If a register variable does not
1604 have a set user assmbler name, error out.
1605 Decode the asmspec is now name+1 bypassing '*'.
1607 2005-10-04 Steven Bosscher <stevenb@suse.de>
1609 PR tree-optimization/23049
1610 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
1611 of a COND_EXPR is folded before calling fold on the whole rhs of a
1612 conditional assignment.
1613 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
1614 document that a COND_EXPR may appear there.
1616 2005-10-03 Diego Novillo <dnovillo@redhat.com>
1619 * tree-vrp.c (extract_range_from_assert): If the new numeric
1620 range created out of the assertion contradicts the existing
1621 numeric range of the ASSERT_EXPR variable, make the new range
1624 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
1626 * config/sh/sh.c (sh_register_move_cost): Add case for moving
1627 from T_REGS to FP register class.
1629 2005-10-03 Richard Henderson <rth@redhat.com>
1632 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
1633 before creating a new one.
1635 2005-10-03 David Edelsohn <edelsohn@gnu.org>
1637 * config/rs6000/t-aix43 (LDFLAGS): New.
1638 * config/rs6000/t-aix52 (LDFLAGS): New.
1640 2005-10-03 Ian Lance Taylor <ian@airs.com>
1642 * gimplify.c (find_single_pointer_decl_1): New static function.
1643 (find_single_pointer_decl): New static function.
1644 (internal_get_tmp_var): For a formal variable, set restrict base
1645 information if appropriate.
1646 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
1648 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
1649 (DECL_GET_RESTRICT_BASE): Define.
1650 (SET_DECL_RESTRICT_BASE): Define.
1651 (decl_restrict_base_lookup): Declare.
1652 (decl_restrict_base_insert): Declare.
1653 (struct tree_decl_with_vis): Add based_on_restrict_p field.
1654 * tree.c (restrict_base_for_decl): New static variable.
1655 (init_ttree): Initialize restrict_base_for_decl.
1656 (copy_node_stat): Copy restrict base information.
1657 (decl_restrict_base_lookup): New function.
1658 (decl_restrict_base_insert): New function.
1659 (print_restrict_base_statistics): New static function.
1660 (dump_tree_statistics): Call print_restrict_base_statistics.
1662 2005-10-02 Diego Novillo <dnovillo@redhat.com>
1665 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
1666 case of anti-ranges.
1668 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
1671 * c-typeck.c (tagged_tu_seen): Rename to ...
1672 (tagged_tu_seen_cache): this and add val field.
1673 (comptypes): Move functional to comptypes_internal
1674 and free tagged_tu_seen.
1675 (comptypes_internal): New function and call comptypes_internal
1676 instead of comptypes. Speed up by sibcalling
1677 tagged_types_tu_compatible_p.
1678 (alloc_tagged_tu_seen): New function
1679 (free_all_tagged_tu_seen_up_to): New function.
1680 (tagged_types_tu_compatible_p): Return the val of the seen two
1682 Add that the two types are the same to tagged_tu_seen_base
1683 if they are and call comptypes_internal instead of comptypes.
1684 <case UNION_TYPE>: Speed up common type where the fields are
1686 (function_types_compatible_p): Call comptypes_internal instead of
1688 (type_lists_compatible_p): Likewise.
1689 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
1691 2005-10-02 Matthias Klose <doko@debian.org>
1693 * doc/invoke.texi: Fix typo and speling error.
1695 2005-10-01 Richard Henderson <rth@redhat.com>
1697 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
1699 2005-10-01 Mark Mitchell <mark@codesourcery.com>
1701 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
1702 using --start-group and --end-group.
1704 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1706 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
1707 FIXME note regarding quirky semantics.
1709 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1712 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
1713 non-null range as a last resort.
1715 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
1716 Diego Novillo <dnovillo@redhat.com>
1719 * tree-vrp.c (extract_range_from_assert): For !=
1720 assertions, only build an anti-range if LIMIT is a
1721 single-valued range.
1723 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
1725 * arm.md (movqi): On thumb when optimizing, handle loading from
1726 memory by describing this as taking a subreg of a zero-extended load
1727 into an SImode register.
1730 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
1732 * reload1.c (merge_assigned_reloads): Do not change any
1733 RELOAD_FOR_OUTPUT_ADDRESS reloads.
1735 2005-09-30 Geoffrey Keating <geoffk@apple.com>
1737 * Makefile.in (LIPO_FOR_TARGET): Define.
1738 (STRIP_FOR_TARGET): Define.
1740 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
1741 before creating new ones. Do symlinks before creating the actual
1744 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
1745 to work out which multilibs are actually being built.
1747 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
1749 * tree-vect-transform.c, config/ms1/ms1.md,
1750 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
1751 Follow spelling conventions.
1752 * doc/invoke.texi, doc/md.texi: Fix typos.
1754 2005-09-30 Andrew Macleod <amacleod@redat.com>
1756 PR tree-optimization/21430
1757 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
1758 use operands, and set stmt pointer if need be.
1759 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
1760 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
1763 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1766 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
1768 2005-09-29 Mark Mitchell <mark@codesourcery.com>
1770 * optabs.c (expand_binop): Initialize first_pass_p.
1772 2005-09-29 Jakub Jelinek <jakub@redhat.com>
1775 * c-decl.c (c_write_global_declarations_1): If any
1776 wrapup_global_declaration_2 call returned true, restart the loop.
1778 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
1780 Fix PR tree-optimization/24117
1781 * tree-ssa-structalias.c (find_func_aliases): Strip nops
1782 before considering whether to use anyoffset.
1784 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1788 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1790 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1792 (swap_commutative_operands_with_target): New.
1794 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1797 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
1800 2005-09-29 Steven Bosscher <stevenb@suse.de>
1802 PR tree-optimization/23911
1803 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
1804 and IMAGPART_EXPR too.
1806 2005-09-28 Mark Mitchell <mark@codesourcery.com>
1809 * expmed.c (expand_shift): Move logic to reverse rotation
1810 direction when rotating by constants ...
1811 * optabs.c (expand_binop): ... here.
1812 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
1813 (ix86_rotrdi3): New pattern.
1814 (rotldi3): Handle 32-bit mode.
1815 (ix86_rotldi3): New pattern.
1817 2005-09-29 Alan Modra <amodra@bigpond.net.au>
1820 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
1821 check for numbers that need no bit twiddle.
1823 2005-09-28 Geoffrey Keating <geoffk@apple.com>
1825 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
1826 multilib to be built.
1828 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
1829 (stage1-start): Delete old libgcc and libunwind before moving
1830 anything into the stage directory.
1831 (stage2-start): Likewise.
1832 (stage3-start): Likewise.
1833 (stage4-start): Likewise.
1834 (stageprofile-start): Likewise.
1835 (stagefeedback-start): Likewise.
1836 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
1837 header in tm_file and CPU-specific t-darwin in tmake_file.
1838 (i[34567]86-*-darwin*): Don't change tm_file.
1839 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
1840 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
1841 shared library stub for target OS version.
1842 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
1843 (SHLIB_LINK): Don't make SHLIB_SOLINK.
1844 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
1845 (libgcc_s.%.dylib): New.
1847 (install-darwin-libgcc-stubs): New.
1848 (INSTALL_LIBGCC): New append.
1849 * config/i386/darwin-libgcc.10.4.ver: New.
1850 * config/i386/darwin-libgcc.10.5.ver: New.
1851 * config/i386/t-darwin: New.
1852 * config/rs6000/darwin-libgcc.10.4.ver: New.
1853 * config/rs6000/darwin-libgcc.10.5.ver: New.
1854 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
1855 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
1857 2005-09-28 Paul Brook <paul@codesourcery.com>
1859 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
1862 2005-09-28 Richard Guenther <rguenther@suse.de>
1864 PR tree-optimization/23853
1865 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
1866 host_integerp to verify misalignment value.
1868 2005-09-28 Richard Henderson <rth@redhat.com>
1870 * builtins.c (get_builtin_sync_mode): New.
1871 (expand_builtin_sync_operation): Pass in mode argument.
1872 (expand_builtin_compare_and_swap): Likewise.
1873 (expand_builtin_lock_test_and_set): Likewise.
1874 (expand_builtin_lock_release): Likewise.
1875 (expand_builtin): Update to match.
1877 2005-09-28 Nick Clifton <nickc@redhat.com>
1879 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
1880 formatting. Add check to PLUS case to ensure that the offset is
1881 within an acceptable range.
1883 * config/v850/v850.md (casesi): Disable the generation of the
1884 switch pattern as it is not being handled properly at the moment.
1886 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
1887 for when the high words are identical.
1889 2005-09-27 Richard Henderson <rth@redhat.com>
1891 * pretty-print.c (pp_base_format): Fix typo for %>.
1893 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
1894 Devang Patel <dpatel@apple.com>
1896 PR tree-optimization/23625
1897 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
1898 LABEL_EXPR, assertion check.
1900 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
1902 * optabs.c (no_conflict_move_test): Check if a result of a
1903 to-be-moved insn would be clobbered by an originally
1906 2005-09-27 Jeff Law <law@redhat.com>
1908 * passes.c (init_optimization_passes): Replace copy propagation
1909 passes immediately after DOM with phi-only copy propagation
1910 pases. Add phi-only copy propagation pass after first DOM pass.
1911 * tree-pass.h (pass_phi_only_copy_prop): Declare.
1912 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
1913 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
1914 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
1915 to init_copy_prop. Callers updated.
1916 (do_phi_only_copy_prop): New function.
1917 (pass_phi_only_copy_prop): New pass descriptor.
1919 2005-09-27 Nick Clifton <nickc@redhat.com>
1921 * libgcc2.c (__popcount_tab): Remove redundant prototype.
1923 2005-09-26 Jason Merrill <jason@redhat.com>
1926 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
1928 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
1930 2005-09-26 James E Wilson <wilson@specifix.com>
1932 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
1933 copyright. Add gcc copyright plus libgcc exception.
1934 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
1936 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
1938 2005-09-26 Jeff Law <law@redhat.com>
1940 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
1941 about when to iterate.
1943 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
1946 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
1947 for __complex__ double in -mcpu=G5 mode.
1949 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
1951 PR tree-optimization/23942
1952 * Makefile.in (SCEV_H): Depends on PARAMS_H.
1953 * tree-scalar-evolution.c: Include params.h.
1955 (follow_ssa_edge, follow_ssa_edge_in_rhs,
1956 follow_ssa_edge_in_condition_phi_branch,
1957 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
1958 Change return type to t_bool. Use a parameter to limit the size of
1959 trees that are walked before stopping
1960 (analyze_evolution_in_loop): Initialize the limit to 0.
1961 (follow_ssa_edge): Give up by returning t_dont_know if the limit
1962 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1964 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1967 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
1968 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
1970 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
1972 * combine.c (make_extraction): Check for valid use of subreg.
1974 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1977 * config/i386/i386.md ("*fistdi2_1"): New pattern.
1978 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
1979 ("fist<mode>2_with_temp"): Use only register operands.
1981 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
1983 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
1984 CALL_INSN_FUNCTION_USAGE.
1986 2005-09-26 Richard Guenther <rguenther@suse.de>
1989 * gcse.c: Include hashtab.h, define ldst entry hashtable.
1990 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
1991 (ldst_entry): Use the hashtable instead of list-walking.
1992 (find_rtx_in_ldst): Likewise.
1993 (free_ldst_entry): Free the hashtable.
1994 (compute_ld_motion_mems): Create the hashtable.
1995 (trim_ld_motion_mems): Remove entry from hashtable if
1996 removing it from list.
1997 (compute_store_table): Likewise^2.
1998 (store_motion): Free hashtable in case we did not see
2001 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
2003 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
2004 and arg1 if we are passing them to fold_build2.
2006 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
2009 * config/i386/i386.c (ix86_function_regparm): Fix the test for
2012 2005-09-25 Richard Henderson <rth@redhat.com>
2014 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
2015 SYMBOL_REF_TLS_MODEL to be correct.
2017 2005-09-24 Richard Henderson <rth@redhat.com>
2019 * ipa-type-escape.c (discover_unique_type): Remove dead code at
2020 end of function. Reindent.
2022 2005-09-24 Ian Lance Taylor <ian@airs.com>
2024 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
2025 NEGATE_EXPR/BIT_NOT_EXPR case.
2027 2005-09-24 Richard Henderson <rth@redhat.com>
2029 * c-common.c (handle_mode_attribute): When not modifying in place,
2030 create subtypes for enumerations.
2031 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
2032 * gimplify.c (create_tmp_from_val): Likewise.
2034 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
2036 * config/i386/i386.md (*tls_global_dynamic_64,
2037 *tls_local_dynamic_base_64): Add missing mode to call.
2038 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
2040 2005-09-24 Jan Hubicka <jh@suse.cz>
2042 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
2043 (cgraph_clone_node): Likewise.
2044 * cgraph.h (cgraph_clone_edge): Update prototype.
2045 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
2046 duplicated prototypes; add updating argument.
2047 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
2048 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
2050 (cgraph_mark_inline_edge): Likewise.
2051 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
2052 (cgraph_flatten_node): Likewise.
2053 (cgraph_decide_recursive_inlining): Likewise.
2054 (cgraph_decide_inlining_of_small_function): Likewise.
2055 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2057 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2058 Pete Steinmetz <steinmtz@us.ibm.com>
2060 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
2061 (rldic.): Set type to "compare".
2063 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
2064 mfjmpr for MFCTR/MFLR.
2065 (movdf_hardfloat64): Same.
2066 (movdf_softfloat64): Same. Correct order of store and move types.
2067 (movti_string): Set type to store_ux/load_ux.
2068 (load_multiple): Set type to load_ux.
2069 (store_multiple): Set type to store_ux.
2070 (movmemsi): Set type to store_ux.
2071 (output_cbranch direct_return): Set type to jmpreg.
2072 (stmw): Set type to store_ux.
2073 (lmw): Set type to load_ux.
2074 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
2075 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
2076 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
2077 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
2078 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
2079 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
2080 (rios1-fpstore): Increase latency to 3.
2081 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
2082 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
2084 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2085 Andrew Pinski <pinskia@physics.uc.edu>
2087 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
2088 operand2 constraint to "b".
2089 (sync_<fetchop_name>di_internal): Same.
2090 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
2092 (sync_old_<fetchop_name>di_internal): Same.
2093 (sync_new_<fetchop_name>si_internal): Same.
2094 (sync_new_<fetchop_name>di_internal): Same.
2096 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
2099 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
2100 case, define as macros.
2102 PR rtl-optimization/23837
2103 * optabs.c (no_conflict_move_test): Don't set must_stay for a
2104 clobber / clobber match between dest and p->first.
2106 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
2107 (no_conflict_move_test): Update comments.
2109 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
2111 * doc/install.texi: Update URL for Jacks.
2112 * doc/sourcebuild.texi: Likewise.
2114 2005-09-22 David Edelsohn <edelsohn@gnu.org>
2117 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
2118 registers when choosing register preferences.
2119 (movdf_hardfloat64): Same.
2121 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
2123 * expmed.c (expand_shift): Don't use the target of the rotate as
2124 target for the first expanded shift insn.
2125 * testsuite/gcc.dg/20050922-1.c: Testcase added.
2127 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
2129 PR tree-optimization/22438
2130 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
2131 preserved iv rhs rewriting specially.
2133 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
2135 * tree-data-ref.c (analyze_array_indexes): Only estimate when
2136 estimate_only is true.
2137 * tree-flow.h (ref_contains_indirect_ref): New prototype.
2138 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
2139 tree-ssa-structalias.c
2140 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
2141 ref_contains_indirect_ref.
2142 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
2144 2005-09-21 DJ Delorie <dj@redhat.com>
2146 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
2148 (mn10300_return_in_memory): Support variable size types also.
2149 (mn10300_pass_by_reference): Likewise.
2150 (mn10300_function_value): New.
2151 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
2152 (FUNCTION_OUTGOING_VALUE): Likewise.
2153 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
2154 * doc/invoke.texi: Document it.
2156 2005-09-21 Uros Bizjak <uros@kss-loka.si>
2159 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
2160 force integer op1 into register for XFmode compares.
2162 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
2165 * expmed.c (alg_code): Add alg_impossible.
2166 (alg_hash_entry): Add cost.
2167 (synth_mult): Record alg_impossible in the hash table if
2168 multiplication by a given integer is impossble within the
2169 limit. Speed up using alg_impossible.
2171 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2173 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
2174 argument. Allow and set any offset if needs_anyoffset is passed
2176 (get_constraint_for): Add argument here too.
2178 (do_structure_copy): Pass NULL to get_constraint_for.
2179 (handle_ptr_arith): Ditto.
2180 (find_func_aliases): Ditto.
2182 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
2184 PR rtl-optimization/23898
2185 * output.h (get_attr_min_length): Declare.
2186 * final.c (get_attr_length_1): New function, broken out of:
2188 (get_attr_min_length): New function.
2189 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
2190 (duplicate_computed_gotos): Likewise.
2191 * genattr.c (insn_min_length): Generate declaration.
2192 * genattrtab.c (min_fn, min_attr_value): New functions.
2193 (make_length_attrs): Generate insn_min_length.
2195 2005-09-20 Steve Ellcey <sje@cup.hp.com>
2197 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
2199 2005-09-20 Richard Henderson <rth@redhat.com>
2201 PR tree-optimization/24059
2202 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
2205 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
2207 * c.opt (fextended-identifiers): New.
2208 * c-opts.c (c_common_handle_option): Handle
2209 -fextended-identifiers.
2210 * doc/cpp.texi: Update documentation of extended identifiers.
2211 * doc/cppopts.texi (-fextended-identifiers): Document.
2213 2005-09-20 Jakub Jelinek <jakub@redhat.com>
2215 PR tree-optimization/23929
2216 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
2219 PR tree-optimization/23818
2220 * tree-stdarg.c (execute_optimize_stdarg): Call
2221 calculate_dominance_info.
2223 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2225 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
2226 (analyze_siv_subscript_cst_affine): Add weak SIV test.
2227 (compute_overlap_steps_for_affine_1_2): Use
2228 get_number_of_iters_for_loop.
2229 (analyze_subscript_affine_affine): Check whether difference is
2231 Use get_number_of_iters_for_loop.
2232 Check whether overlap occurs outside of bounds.
2233 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
2235 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
2237 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
2238 base register if possible.
2240 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
2242 PR tree-optimization/18463
2243 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
2244 converting it directly is not possible.
2245 (chrec_convert_aggressive): New function.
2246 * tree-chrec.h (chrec_convert_aggressive): Declare.
2247 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
2248 Fold chrec conversions aggressively if asked to.
2249 (instantiate_parameters): Modified because of changes in
2250 instantiate_parameters_1.
2252 2005-09-19 Richard Henderson <rth@redhat.com>
2254 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
2255 (reduc_splus_v2df): New.
2257 2005-09-19 Richard Sandiford <richard@codesourcery.com>
2259 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
2260 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
2262 2005-09-19 Richard Henderson <rth@redhat.com>
2264 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
2267 2005-09-19 Richard Henderson <rth@redhat.com>
2269 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
2270 (ia64_expand_dot_prod_v8qi): New.
2271 * config/ia64/ia64-protos.h: Update.
2272 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
2273 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
2274 sdot_prodv8qi, sdot_prodv4hi): New.
2275 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
2277 2005-09-19 Richard Henderson <rth@redhat.com>
2280 * real.c (exact_real_truncate): Return false if the format cannot
2281 represent the number as a normal.
2283 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
2284 for a memory source.
2286 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
2288 * tree-ssa-operands.c (swap_tree_operands): Export.
2289 * tree.h (swap_tree_operands): Declare.
2290 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
2291 Call swap_tree_operands.
2293 2005-09-19 Richard Henderson <rth@redhat.com>
2295 * tree-flow.h (merge_alias_info): Declare.
2296 * tree-ssa-copy.c (merge_alias_info): Export.
2297 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
2298 (vect_create_data_ref_ptr): Use create_iv directly.
2299 (vectorizable_load): Use correct types for integer constants.
2300 (vect_generate_tmps_on_preheader): Likewise.
2301 (vect_gen_niters_for_prolog_loop): Likewise.
2303 2005-09-19 Steven Bosscher <stevenb@suse.de>
2305 PR rtl-optimization/23943
2306 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
2308 2005-09-18 Jan Hubicka <jh@suse.cz>
2310 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
2312 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
2314 * varasm.c (output_constant): Do not abort on conversions to union
2315 types between different sizes.
2317 2005-09-18 Richard Guenther <rguenther@suse.de>
2320 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
2323 2005-09-18 Paul Brook <paul@codesourcery.com>
2325 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
2327 2005-09-17 Richard Henderson <rth@redhat.com>
2329 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
2330 * tree-ssa-loop.c (pass_vect_dce): Remove.
2331 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
2334 2005-09-17 Richard Henderson <rth@redhat.com>
2336 * tree-pass.h (pass_vect_dce): Declare.
2337 * passes.c (init_optimization_passes): Add it.
2338 * tree-flow.h (tree_ssa_dce): Declare.
2339 * tree-ssa-dce.c (tree_ssa_dce): Export.
2340 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
2341 (gate_tree_vectorize): ... here.
2342 (pass_vect_dce): New.
2344 2005-09-17 Jan Hubicka <jh@suse.cz>
2346 * except.c (struct eh_status): Turn region_array into vec.
2347 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
2348 convert_from_eh_region_ranges, find_exception_handler_labels,
2349 current_function_has_exception_handlers, assign_filter_values,
2350 build_post_landing_pads, dw2_build_landing_pads,
2351 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
2352 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
2353 foreach_reachable_handler, can_throw_internal_1,
2354 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
2356 (duplicate_eh_region_1): Update region_array.
2357 (duplicate_eh_regions): Resize region_array and avoid recomputing.
2359 2005-09-17 David Edelsohn <edelsohn@gnu.org>
2362 * expmed.c (expand_mult): Substitute simple register for op0 when
2365 2005-09-17 Richard Henderson <rth@redhat.com>
2367 * expr.c (emit_move_via_integer): Add force argument, pass it on
2368 to emit_move_change_mode. Update callers.
2369 (emit_move_complex): Pass true to new force argument.
2370 * function.c (expand_function_end): Move expand_eh_return call
2371 earlier. Merge sub-word complex values into a pseudo before
2372 copying to the return hard register.
2374 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
2376 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
2377 between different sizes.
2379 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
2383 * passes.c (init_optimization_passes): Register dump files for
2386 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
2388 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
2389 * config/s390/s390.c (s390_overlap_p): New function.
2390 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
2391 peephole2, "*xc" peephole2): Added overlap check to the peephole2
2394 2005-09-16 Richard Guenther <rguenther@suse.de>
2396 * ipa-pure-const.c (static_execute): Free auxiliar information.
2397 * ipa-type-escape.c (discover_unique_type): Free temporary key.
2398 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
2400 2005-09-15 DJ Delorie <dj@redhat.com>
2402 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
2404 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
2406 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2408 (swap_commutative_operands_with_target): New.
2410 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
2412 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
2415 (estimate_iters_using_array): New function.
2416 * tree-data-ref.h (estimate_iters_using_array): Prototype
2417 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
2418 Use estimate_iters_using_array instead of analyze_array.
2420 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
2422 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
2425 2005-09-15 Michael Matz <matz@suse.de>
2427 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
2429 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
2431 PR tree-optimization/23835
2432 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
2433 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
2435 2005-09-14 Richard Henderson <rth@redhat.com>
2437 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
2438 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
2440 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
2442 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
2443 in the ARRAY_TYPE case.
2445 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
2447 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
2449 2005-09-14 Uros Bizjak <uros@kss-loka.si>
2452 * tree-vect-transform.c (vectorizable_operation): Return false for
2453 scalar shift operations and for vector shift operations with
2454 non-invariant shift arguments. Use scalar tree operand op1 as
2455 a shift operand when vector shift insn pattern uses scalar shift
2457 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
2459 2005-09-14 Olivier Hainque <hainque@adacore.com>
2461 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
2462 value if it has side-effects.
2464 2005-09-14 David Edelsohn <edelsohn@gnu.org>
2467 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
2469 2005-09-14 Alan Modra <amodra@bigpond.net.au>
2471 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
2472 passed as NAME as if it were label at start of function code.
2474 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
2476 * config/sh/sh.md (*movv4sf_i): Add general register cases to
2479 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
2481 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
2482 as early clobber. Rewrite so the PIC register is not implicitly used.
2484 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2486 * tree.c (annotate_with_file_line): Compare line numbers before
2489 2005-09-13 Uros Bizjak <uros@kss-loka.si>
2492 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
2493 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
2495 2005-09-13 Ian Lance Taylor <ian@airs.com>
2497 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
2498 than a HOST_WIDEST_INT to gen_doloop_begin.
2500 2005-09-13 Diego Novillo <dnovillo@redhat.com>
2502 * tree-dfa.c (dump_variable): Guard against NULL annotations.
2504 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
2506 PR tree-optimize/23817
2507 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
2509 2005-09-13 Alan Modra <amodra@bigpond.net.au>
2512 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
2513 word before changing the stack pointer. Use gen_frame_mem for MEMs.
2514 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
2515 (restore_stack_nonlocal): Likewise.
2516 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
2518 2005-09-12 Ian Lance Taylor <ian@airs.com>
2521 * c.opt (ffriend-injection): New C++ option.
2522 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
2523 (C++ Dialect Options): Document -ffriend-injection.
2525 2005-09-12 Josh Conner <jconner@apple.com>
2528 * ipa-reference.c (static_execute): Don't mark variables in
2529 named sections TREE_READONLY.
2531 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2533 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
2536 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
2538 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
2539 V_MUST_DEF instead of just the first_use_p.
2540 Don't mark the virtual variables for renaming on the statement which
2542 (pass_dse): Remove TODO_update_ssa.
2544 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
2547 * stor-layout.c (compute_record_mode): For records with a single
2548 field, actually check the field's mode size against the type size.
2550 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
2551 registers for TARGET_SHMEDIA.
2552 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
2553 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
2554 of GENERAL_REGS and FP_REGS.
2556 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
2558 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
2560 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2562 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
2563 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
2564 are omitted. Exclude stack_tie insn too.
2566 2005-09-11 David Edelsohn <edelsohn@gnu.org>
2568 PR rtl-optimization/23098
2569 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
2571 * config/rs6000/rs6000.md (movdf splitter): Use
2572 const_double_operand predicate for TARGET_POWERPC64.
2573 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
2574 SYMBOL_REF method to ABI_V4.
2576 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
2577 replace_equiv_address.
2578 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
2579 rs6000_sr_alias_set and MEM_NOTRAP.
2580 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
2582 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
2584 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
2585 handle CALL_EXPR again.
2587 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
2589 * arm/predicates.md (alignable_memory_operand): Delete.
2591 2005-09-10 Richard Henderson <rth@redhat.com>
2594 * dbxout.c (dbxout_expand_expr): New.
2595 (dbxout_symbol): Use it.
2597 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
2599 * arm.c (arm_gen_rotated_half_load): Delete.
2600 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
2601 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
2602 (thumb_set_return_address): Likewise.
2603 (thumb_load_double_from_address): Use adjust_address.
2604 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
2605 (extendhsisi2_mem, movhi_bytes): Use change_address.
2606 (movhi): Use widen_memory_access.
2607 (reload_out_df): Use replace_equiv_address.
2608 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
2610 2005-09-09 Richard Henderson <rth@redhat.com>
2613 * dbxout.c: Include expr.h.
2614 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
2615 (dbxout_symbol): Handle DECL_VALUE_EXPR.
2616 * Makefile.in (dbxout.o): Add EXPR_H.
2618 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
2620 PR tree-optimization/23509
2621 * tree-cfg.c (replace_uses_by): Use replace_exp.
2622 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
2623 pointers have name_mem_tag or type_mem_tag set.
2625 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2627 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
2628 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
2629 of wrongly accessing operands.
2631 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2633 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
2634 * tree-chrec.c: Include tree-scalar-evolution.h.
2635 (chrec_convert): Instantiate the base and step before calling
2636 scev_probably_wraps_p that would fail on parametric evolutions.
2637 Collect all the fails into a single section failed_to_convert,
2638 print a diagnostic, and return chrec_dont_know instead of calling
2640 * tree-scalar-evolution.c (loop_closed_phi_def): New.
2641 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
2643 (scev_const_prop): Don't replace the definition of a loop closed ssa
2644 phi node by itself, or by another loop closed ssa phi node.
2645 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
2646 that base and step are defined.
2648 2005-09-09 Richard Guenther <rguenther@suse.de>
2651 * fold-const.c (fold_ternary): Check truth_value_p before
2652 calling invert_truthvalue.
2654 2005-09-09 Nick Clifton <nickc@redhat.com>
2656 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
2657 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
2658 dimension of these arrays.
2659 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
2661 * longlong.h: Only provide a prototype for the __clz_tab[] array
2662 if this header has not been included from libgcc2.h.
2663 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
2665 Provide prototypes for exported functions.
2666 Use the __clz_tab[] and __popcount_tab[] arrays provided by
2669 2005-09-08 Josh Conner <jconner@apple.com>
2673 * expr.c (expand_expr_addr_expr_1): Don't invoke
2674 expand_simple_binop for EXPAND_INITIALIZER.
2676 2005-09-08 Richard Henderson <rth@redhat.com>
2679 * toplev.c (wrapup_global_declaration_1): Split out ...
2680 (wrapup_global_declaration_2): ... from ...
2681 (wrapup_global_declarations): ... here. Return bool.
2682 (check_global_declaration_1): Split out ...
2683 (check_global_declarations): from here.
2684 (emit_debug_global_declarations): New.
2685 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
2686 check_global_declaration_1, emit_debug_global_declarations): Declare.
2687 * c-decl.c (c_write_global_declarations_1): Don't create a vector
2688 of decls. Call wrapup_global_declaration_1,
2689 wrapup_global_declaration_2, check_global_declaration_1 directly.
2690 (c_write_global_declarations_2): New.
2692 (c_write_global_declarations): Call c_write_global_declarations_2.
2693 * langhooks.c (write_global_declarations): Call
2694 emit_debug_global_declarations.
2696 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
2697 remove decls that have DECL_RTL_SET_P.
2698 * passes.c (rest_of_decl_compilation): Invoke
2699 cgraph_varpool_finalize_decl for all but functions.
2701 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2703 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
2704 the result of a conversion if the new min and max cannot be compared.
2706 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
2708 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
2709 (override_options): Setting s390_sr_alias_set removed.
2710 (save_fpr, save_gprs): Set alias set to vararg or frame.
2711 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
2712 s390_sr_alias_set with get_frame_alias_set ().
2713 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
2714 get_varargs_alias_set ().
2716 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2720 * c-parser.c (c_parser_objc_method_definition): If the next
2721 token is not "{", error out and don't start the function.
2723 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2725 * tree-vrp.c (extract_range_from_expr): Move the check for non
2726 nullness after the check for gimple invariant.
2728 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2730 * tree.c (host_integerp, tree_low_cst): Correct function comment.
2732 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2735 * config/m32r.md (movmemsi_internal): Canonicalize order of
2736 operands in PLUS component of template.
2738 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
2740 * reload1.c (fixup_eh_region_note): Remove assertion.
2741 (fixup_abnormal_edges): Reverted removal of call to
2742 find_many_sub_basic_blocks made on 2005-08-31.
2744 2005-09-07 Richard Henderson <rth@redhat.com>
2746 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
2747 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
2748 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
2749 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
2750 rearrange for better packing.
2751 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
2752 (lookup_cfa_1): Remove inline marker.
2753 (cfa_equal_p): Split out of ...
2754 (def_cfa_1): ... here. Use INVALID_REGNUM.
2755 (build_cfa_loc): Handle !cfa->indirect.
2756 (frame_pointer_cfa_offset): New.
2757 (dbx_reg_number): Assert register elimination performed; do
2758 leaf register remapping.
2759 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
2760 (eliminate_reg_to_offset): New.
2761 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
2762 for verifiably local stack frame addresses; re-base to CFA.
2763 (mem_loc_descriptor): Remove can_use_fbreg argument.
2764 (concat_loc_descriptor, loc_descriptor): Likewise.
2765 (containing_function_has_frame_base): Remove.
2766 (rtl_for_decl_location): Don't do register elimination or
2767 leaf register remapping here.
2768 (secname_for_decl): Split out from ..
2769 (add_location_or_const_value_attribute): ... here.
2770 (convert_cfa_to_loc_list): New.
2771 (compute_frame_pointer_to_cfa_displacement): New.
2772 (gen_subprogram_die): Use them.
2773 * tree.h (frame_base_decl): Remove.
2774 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
2775 (prologue_stack_adjust): Remove.
2776 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
2777 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
2778 (set_frame_base_location): Remove.
2779 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
2780 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
2781 (vt_add_function_parameters): Don't eliminate_regs.
2782 (vt_initialize): Don't create frame_base_decl.
2784 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2786 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
2787 version of GNU binutils for 4.x and later.
2789 2005-09-06 Mark Mitchell <mark@codesourcery.com>
2791 * ggc-page.c (ggc_push_context): Remove.
2792 (ggc_pop_context): Likewise.
2793 * ggc.h (ggc_push_context): Remove.
2794 (ggc_pop_context): Likewise.
2796 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2799 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
2800 returning from an interrupt handler.
2802 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2805 * config/arc/arc.c (output_shift): Add check for loop count when
2808 2005-09-06 Steven Bosscher <stevenb@suse.de>
2810 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
2812 (abs_replacement): Likewise.
2813 (pass_phiopt): Remove TODO_update_ssa.
2815 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2818 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
2819 if "return with no value, in function returning non-void" warning
2821 * tree-cfg.c (execute_warn_function_return): Don't look at
2822 RETURN_EXPRs with TREE_NO_WARNING set.
2825 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
2826 for internal functions doesn't use registers used by global registers
2827 variables. Use fewer register parameters if there are global register
2830 2005-09-06 Olivier Hainque <hainque@adacore.com>
2831 Eric Botcazou <ebotcazou@adacore.com>
2834 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
2835 when we would be extracting outside its bit span (bitpos+bitsize
2836 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
2837 Ada unchecked conversions.
2839 2005-09-06 Steven Bosscher <stevenb@suse.de>
2841 * tree-ssa-pre.c (try_look_through_load): New function.
2842 (compute_avail): Use it to try to look through loads for some
2843 more useful expressions.
2845 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2847 * simplify-rtx.c (simplify_binary_operation_1): Correct the
2848 condition for detecting cases like (a&a) and (a^a).
2850 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
2852 * common.opt: Add option ftree-vect-loop-version.
2853 * params.def: Add --param vect-max-version-checks.
2854 * doc/invoke.texi: Document ftree-vect-loop-version and
2855 --param vect-max-version-checks.
2856 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
2857 may_misalign_stmts and defines for accessors.
2858 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
2859 LOOP_VINFO_MAY_MISALIGN_STMTS.
2860 (destroy_loop_vec_info): VEC_free for
2861 LOOP_VINFO_MAY_MISALIGN_STMTS.
2862 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2863 Update documentation.
2864 (vect_update_misalignment_for_peel): New.
2865 (vect_enhance_data_refs_alignment): Update to choose loop
2866 peeling or loop versioning if appropriate for the (potentially)
2867 unaligned data references in the loop.
2868 (vect_analyze_data_refs_alignment): Remove call to
2869 vect_enhance_data_refs_alignment so the checks can be done
2871 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
2872 and move up call to vect_analyze_data_refs_alignment.
2873 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
2874 (vect_transform_loop): Add call to loop_version.
2876 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2878 PR rtl-optimization/23098
2879 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
2880 * simplify-rtx.c (constant_pool_reference_p): New function.
2881 * rtl.h (constant_pool_reference_p): New prototype.
2882 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
2883 constant_pool_reference_p in condition and
2884 avoid_constant_pool_reference in preparation statements.
2886 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
2888 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
2889 STRICT_LOW_PART SETs.
2891 2005-09-06 Alan Modra <amodra@bigpond.net.au>
2894 * except.c (sjlj_emit_function_enter): Find the function begin
2895 note even when it's not in first basic block.
2897 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
2899 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
2900 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
2901 * aclocal.m4: Regenerate.
2903 2005-09-05 DJ Delorie <dj@redhat.com>
2905 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
2908 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
2910 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
2911 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
2912 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
2913 Follow spelling conventions.
2914 * doc/invoke.texi: Follow spelling conventions.
2916 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2918 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
2919 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
2920 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
2922 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2925 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
2926 (output_stack_adjust): Use gen_tmp_stack_mem.
2927 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
2928 (sh_set_return_address, sh_allocate_initial_value): Likewise.
2929 (sh_get_pr_initial_val): Likewise.
2930 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
2931 (sh_initialize_trampoline): Likewise. Also use adjust_address.
2932 * sh.md (divsi_inv_m0): Use gen_const_mem.
2933 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
2934 (movdf_i4+1): Use gen_tmp_stack_mem.
2935 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
2936 (fpu_switch+2): Likewise.
2937 (movv4sf_i, movv16sf_i): Use adjust_address.
2938 (symGOT_load): Set MEM_NOTRAP_P bit.
2940 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2943 * pa.c (emit_move_sequence): Fix typo in last change.
2945 2005-09-03 Jakub Jelinek <jakub@redhat.com>
2947 PR rtl-optimization/23454
2948 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
2951 2005-09-03 Richard Henderson <rth@redhat.com>
2952 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2955 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
2958 2005-09-02 Nicolas Pitre <nico@cam.org>
2960 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
2961 to bit_count to 32 bits.
2963 2005-08-31 Mark Mitchell <mark@codesourcery.com>
2966 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
2967 generating synthetic loads from volatile lvalues.
2969 005-09-02 Nick Clifton <nickc@redhat.com>
2971 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
2972 __ctzhi2, __clzhi2): New functions.
2974 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
2977 * tree-nested.c (struct var_map_elt): Mark with GTY.
2978 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
2980 (lookup_field_for_decl): Allocate new element in GC memory.
2981 (lookup_tramp_for_decl): Likewise.
2982 (convert_nl_goto_reference): Likewise
2983 (create_nesting_tree): Allocate info in GC memory. Likewise for
2985 (free_nesting_tree): Free with ggc_free instead of free.
2986 (root): New static variable.
2987 (lower_nested_functions): Remove root as local variable. And zero out
2988 root at the end of the function.
2990 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
2992 PR rtl-optimization/20365
2993 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
2994 to short. New member ix.
2995 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
2996 (simplify_plus_minus): Initialize ix members before calling qsort.
2998 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
3000 PR tree-optimization/23626
3001 * tree-cfg.c (replace_uses_by): Clean up eh info.
3003 2005-09-01 DJ Delorie <dj@redhat.com>
3005 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
3008 2005-09-01 David Edelsohn <edelsohn@gnu.org>
3010 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
3011 (rs6000_split_multireg_move): Use replace_equiv_address instead of
3014 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
3016 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
3017 do not issue warning for a variable definition following
3020 2005-09-01 Richard Henderson <rth@redhat.com>
3023 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
3024 conversion to CONST_VECTOR.
3026 2005-09-01 Richard Henderson <rth@redhat.com>
3029 * reload1.c (reload_as_needed): Check !CALL_P before calling
3030 fixup_eh_region_note.
3031 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
3033 2005-09-01 DJ Delorie <dj@redhat.com>
3035 * varasm.c (output_constant): Let the target resolve
3036 conversions of addresses to non-default pointer sizes.
3038 2005-09-01 Nicolas Pitre <nico@cam.org>
3040 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
3041 to alow matching ARM pre-indexed addressing mode.
3042 (arm_override_options): Remove now irrelevant comment.
3044 2005-09-01 Phil Edwards <phil@codesourcery.com>
3046 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
3047 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
3048 * config/i386/vxworks.h: Likewise.
3049 * config/i386/t-vxworksae: New file, for VxWorks AE.
3050 * config/i386/vxworksae.h: Likewise.
3052 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
3054 PR tree-optimization/23410
3055 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
3056 sequence is not wrapping during the first step.
3058 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3061 * dwarf2out.c (base_type_die): Compare char_type_node with
3062 TYPE_MAIN_VARIANT (type), not type.
3064 2005-09-01 Richard Guenther <rguenther@suse.de>
3066 PR tree-optimization/15366
3067 * common.opt: Add -finline-functions-called-once.
3068 Put -fearly-inlining in alphabetically ordered place.
3069 * doc/invoke.texi: Document new option.
3070 * ipa-inline.c (cgraph_decide_inlining): Honour
3071 flag_inline_functions_called_once.
3073 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3075 PR rtl-optimization/23478
3076 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
3077 (alloc_qty): Initialize it.
3078 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
3079 (combine_regs): Combine also n_throwing_calls_crossed fields.
3080 (find_free_reg): Don't attempt to caller-save pseudos crossing
3081 calls that might throw.
3082 * global.c (struct allocno): Add throwing_calls_crossed field.
3083 (global_alloc): Revert 2005-08-22 change. Initialize
3084 throwing_calls_crossed.
3085 (find_reg): Don't attempt to caller-save pseudos crossing calls that
3088 2005-09-01 Alan Modra <amodra@bigpond.net.au>
3091 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
3092 (mask64_operand): Reinstate code prior to 2005-06-11 change.
3093 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
3094 (and64_2_operand): Tweak to use predicate.
3095 (and_operand): Adjust for mask_operand changes.
3096 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
3097 (print_operand): Likewise.
3098 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
3099 (mask64_1or2_operand): Delete.
3100 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
3101 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
3102 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
3103 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
3104 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
3105 (rotldi3_internal4): Likewise.
3106 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
3107 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
3108 (ashldi3_internal7): Likewise.
3109 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
3110 (ashldi3_internal, ashldi3_internal9 split): Likewise.
3111 (anddi3 split): Don't match mask64_operand.
3112 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
3113 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
3114 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
3115 't' splitter predicate.
3116 (movdi_internal64 + 2): Revert 2005-06-11 change.
3118 2005-08-31 DJ Delorie <dj@redhat.com>
3120 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
3121 (m32c_asm_integer): Add support for 32 bit pointers.
3123 2005-08-31 Richard Henderson <rth@redhat.com>
3125 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
3126 component-like references for setting MEM_NOTRAP_P.
3128 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
3129 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
3131 2005-08-31 Richard Henderson <rth@redhat.com>
3133 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
3134 into a pseudo before applying gen_lowpart.
3136 2005-08-31 Geoffrey Keating <geoffk@apple.com>
3138 * doc/install.texi (Specific): Update cctools version required
3139 for full functionality.
3140 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
3141 linkers as -macosx_version_min.
3143 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
3146 * sh.c (print_operand, %R and %S): Add handling of floating point
3147 registers, memory, constants and invalid operands.
3149 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
3151 * ipa-pure-const.c: Change dump name.
3153 2005-08-31 Uros Bizjak <uros@kss-loka.si>
3156 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
3157 to "reg_or_0_operand".
3158 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
3160 2005-08-31 Dale Johannesen <dalej@apple.com>
3162 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
3163 loops that count down.
3165 2005-08-31 Richard Henderson <rth@redhat.com>
3168 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
3169 (fixup_eh_region_note): New.
3170 (reload_as_needed): Call it.
3171 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
3172 don't call find_many_sub_basic_blocks; call verify_flow_info.
3173 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
3174 (keep_stack_depressed): Likewise.
3175 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
3177 2005-08-31 Richard Henderson <rth@redhat.com>
3179 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
3182 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
3184 * expr.c (expand_expr_real_1): Compare size of address
3185 mode to target's address mode size in deciding expansion of
3186 the constant address.
3188 2005-08-31 Richard Guenther <rguenther@suse.de>
3191 * expr.c (all_zeros_p): New function.
3192 (expand_expr_real_1): Handle the case of an all-zero
3193 non-addressable constructor separately.
3195 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
3197 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
3198 arguments, adjust all callers.
3199 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
3201 2005-08-30 Richard Henderson <rth@redhat.com>
3204 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
3205 whenever the mode sizes match.
3207 2005-08-31 Alan Modra <amodra@bigpond.net.au>
3209 * calls.c (load_register_parameters): Fix comment typo.
3210 * expr.c (emit_push_insn): Comment formatting.
3212 2005-08-30 Ian Lance Taylor <ian@airs.com>
3214 * config/i386/x-cygwin (host-cygwin): Change dependency from
3215 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
3217 2005-08-29 Geoffrey Keating <geoffk@apple.com>
3219 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
3222 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
3225 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
3226 call to ggc_collect.
3228 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
3231 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
3232 beginning. Remove $(INCLUDES) from all the rules, if following
3233 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
3235 2005-08-29 Jakub Jelinek <jakub@redhat.com>
3238 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
3239 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
3240 not constant, but maxlen is, don't set len to maxlen, rather
3241 set maxlen to len if len is a constant.
3243 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
3245 PR tree-optimization/23475
3246 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
3249 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
3251 Fix PR middle-end/22455
3253 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
3254 Checksum only the parts of the tree that exist for the tree code.
3256 2005-08-28 Dale Johannesen <dalej@apple.com>
3258 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
3260 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
3262 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
3264 2005-08-28 Richard Henderson <rth@redhat.com>
3266 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
3267 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
3270 2005-08-28 Jakub Jelinek <jakub@redhat.com>
3273 * builtins.c (get_memory_rtx): Don't strip nops
3274 in between COMPONENT_REFs.
3276 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
3279 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
3281 (gimplify_modify_expr): Check for zero sized types and gimplify the
3282 rhs and lhs as statements.
3284 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
3287 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
3288 state for return address column of signal frames.
3290 2005-08-27 David Edelsohn <edelsohn@gnu.org>
3293 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
3294 bytes >= 2 not bytes == 2.
3295 (expand_block_move): Same.
3297 2005-08-27 Richard Guenther <rguenther@suse.de>
3300 * config/i386/sse.md (sse2_movsd): Add missing closing
3303 2005-08-27 Paul Brook <paul@codesourcery.com>
3305 * genrecog.c (enum decision_type): Add DT_num_insns.
3306 (struct decision_test): Add u.num_insns.
3307 (add_to_sequence): Add DT_num_insns test.
3308 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
3309 (write_cond, debug_decision_2): Ditto.
3310 (change_state): Assume peep2_next_insn never fails.
3311 Remove "afterward" argument.
3312 (write afterward, write_tree): Update to match.
3313 * recog.c (peep2_current_count): New variable.
3314 (peep2_next_insn): Check it.
3315 (peephole2_optimize): Set peep2_current_count.
3316 * recog.h (peep2_current_count): Declare.
3318 2005-08-26 Josh Conner <jconner@apple.com>
3321 * ipa-pure-const.c (check_tree): Check for volatile-ness
3322 when considering a dereference.
3324 2005-08-27 Jakub Jelinek <jakub@redhat.com>
3326 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
3328 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3330 PR rtl-optimization/23561
3331 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
3332 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
3333 at most LEN bytes long memory fits into the field.
3334 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
3335 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
3336 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
3338 2005-08-26 Richard Henderson <rth@redhat.com>
3341 * loop.c (biased_biv_may_wrap_p): New.
3342 (maybe_eliminate_biv_1): Use it to suppress non-equality
3343 comparison transformations. Delete disabled code.
3345 2005-08-26 Ian Lance Taylor <ian@airs.com>
3347 * combine.c (make_extraction): Avoid reference outside object.
3349 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
3351 * stor-layout.c (finalize_type_size): Restore behaviour for
3352 non-aggregate types to the status quo ante of the patch for
3353 pr 23467. Document why it matters.
3355 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3358 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
3359 array by one element, initialize the BT_LAST element with NULL.
3361 2005-08-26 David Edelsohn <edelsohn@gnu.org>
3363 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
3364 optimizing for size.
3366 (compare_plus_eqsi): Same.
3367 (plus_eqsi_compare): Same.
3368 (neg_eq0<mode>): Same.
3369 (neg_eq<mode>): Same.
3371 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
3374 2005-08-26 Nick Clifton <nickc@redhat.com>
3376 * config/v850/v850.c (ep_memory_operand): Return FALSE if
3377 TARGET_EP is not defined.
3378 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
3379 TARGET_EP is enabled.
3380 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
3381 * config/v850/v850.md (save_all_interrupt): Only use the EP
3382 register if TARGET_EP is defined.
3383 (restore_all_interrupt): Likewise.
3384 * config/v850/lib1funcs.asm: Update functions so that the EP
3385 register is only used if __EP__ is defined.
3387 2005-08-26 David Ung <davidu@mips.com>
3389 * config/mips/mips.c (mips_expand_prologue): Handle case when
3390 generating for MIPS16 and the outgoing argument area is more than
3391 SMALL_OPERAND. Use the frame pointer as temporary to generate the
3394 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
3396 * config/crx/crx.md: Make doloop_end pattern usage controllable
3397 via mloop-nesting=<max-nesting> command line switch. Make sure
3398 the combiner cannot use doloop_end_<mode> in an illegal way.
3399 * config/crx/crx.c: Use regs up to r6 for argument passing.
3400 Refine crx_address_cost (non cst4 displacements are expensive).
3401 * config/crx/crx.opt: Add switch for mloop-nesting=.
3403 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
3405 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
3406 (UNSPEC_MVST): New constant.
3408 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
3410 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
3411 Reject operands containing eliminable registers.
3412 * testsuite/gcc.dg/20050825-1.c: New testcase.
3414 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3415 Jan Hubicka <jh@suse.cz>
3417 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
3419 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3421 PR tree-optimization/23546
3422 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
3425 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
3427 * params.def (PARAM_MIN_SPEC_PROB): New.
3428 * sched-rgn.c (MIN_PROBABILITY): Delete.
3429 (compute_trg_info): Convert to PARAM_VALUE.
3430 * doc/invoke.texi (param): Document min-spec-prob.
3432 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
3434 * config/darwin.h: define __PIC__
3435 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
3436 TARGET_OS_CPP_BUILTINS macro.
3438 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3440 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
3443 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3445 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
3447 * cfghooks.c (duplicate_block): Added position where to place
3448 new block as argument.
3449 * cfghooks.h (duplicate_block): Declaration changed.
3450 * cfglayout.c (copy_bbs): Add argument after. Pass it to
3452 * cfglayout.h (copy_bbs): Declaration changed.
3453 * cfgloop.h (loop_version): Declaration changed.
3454 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
3455 position to copy_bbs.
3456 (loop_version): Pass position to duplicate_loop_to_header_edge.
3457 Add place_after argument and position new blocks according to
3459 * modulo-sched.c (sms_schedule): Pass place_after argument
3461 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
3462 * tree-cfg.c (split_edge_bb_loc): New function.
3463 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
3464 to determine position of new blocks.
3465 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
3467 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
3468 argument to duplicate_block.
3469 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
3470 Pass position to copy_bbs.
3472 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3474 * fold-const.c (ptr_difference_const): Use
3475 cst_and_fits_in_hwi instead of host_integerp.
3477 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3479 * config/darwin.c (gen_pic_offset): New.
3480 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
3483 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
3485 PR tree-optimization/23486
3486 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
3488 2005-08-23 Phil Edwards <phil@codesourcery.com>
3490 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
3491 remove use_collect2.
3492 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
3494 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
3495 configuration files to override the default value.
3497 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
3498 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
3499 * config/vx-common.h: New file, split out from...
3500 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
3501 * config/vxworksae.h: New file, for VxWorks AE.
3502 * config/vxworks.opt: New file.
3503 * config/vxlib.c: Update for VxWorks 6.
3505 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
3506 other MULTILIB_* variables appropriately.
3507 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
3508 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
3509 * config/rs6000/vxworks.h: Update for VxWorks 6.
3510 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
3512 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
3515 * config/darwin.c (machopic_select_section): Remove the hack to
3516 mark "::operator new" and "::operator delete" for coalescing
3517 even though they are not weak.
3519 2005-08-24 Alan Modra <amodra@bigpond.net.au>
3521 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
3522 * configure: Regenerate.
3524 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3527 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
3529 * convert.c (convert_to_integer, convert_to_vector): Likewise.
3530 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
3533 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3535 * config/rs6000/predicates.md (equality_operator): New.
3536 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
3537 comparison with a large constant.
3539 2005-08-23 Mark Mitchell <mark@codesourcery.com>
3541 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
3543 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
3545 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
3546 registers is even, and we have a hardware double precision fp,
3548 (sh_gimplify_va_arg_expr): For floating point arguments, consider
3549 size of current argument when checking if argument was passed in
3552 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
3555 * stor-layout.c (finalize_type_size): Dont override
3556 existing alignment with a smaller alignment from the mode.
3558 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3560 * lambda-code.c (lambda_vector_lexico_pos): Moved...
3561 * lambda.h (lambda_vector_lexico_pos): ... here.
3562 * tree-data-ref.c (build_classic_dist_vector): Return false when
3563 the distance vector is lexicographically negative.
3565 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3567 PR tree-optimization/23511
3568 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
3569 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
3571 2005-08-23 Jakub Jelinek <jakub@redhat.com>
3573 PR tree-optimization/22043
3574 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
3575 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
3576 If ALLOW_FLEXARR, handle types ending with flexible array member.
3577 Pass false as second argument to recursive count_type_elements calls.
3578 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
3579 argument to count_type_elements call.
3580 * tree-sra.c (decide_block_copy): Likewise.
3581 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
3582 for a constant-sized object, set cleared as well. Pass true as
3583 second argument to count_type_elements call.
3585 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3588 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
3589 from legitimate_small_data_p, and make global. Update use.
3590 Remove forward declaration.
3591 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
3593 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
3595 2005-08-23 David Edelsohn <edelsohn@gnu.org>
3597 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
3598 of scratch intermediates.
3599 (eq<mode>_compare): Same.
3600 (neg_eq0<mode>): New.
3601 (neg_eq<mode>): Convert to define_insn_and_split.
3603 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3606 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
3607 stdarg functions, set/clear the fp marker even when no variable
3609 * config/rs6000/sysv4.opt (mprototype): Describe.
3611 2005-08-22 Jakub Jelinek <jakub@redhat.com>
3613 PR rtl-optimization/23478
3614 * regs.h (reg_info): Add throw_calls_crossed.
3615 (REG_N_THROWING_CALLS_CROSSED): Define.
3616 * flow.c (allocate_reg_life_data): Initialize
3617 REG_N_THROWING_CALLS_CROSSED.
3618 (propagate_one_insn, attempt_auto_inc): Update
3619 REG_N_THROWING_CALLS_CROSSED.
3620 * global.c (global_alloc): Don't allocate pseudos across
3621 calls that may throw.
3623 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
3626 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
3627 value is inbetween the range if we did not find an exact match.
3629 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
3631 * doc/invoke.texi (Option Summary): Add ms1 options.
3632 * doc/extend.texi: Document interrupt handler attribute for ms1.
3633 * doc/md.texi: Document ms1 constraints.
3634 * config.gcc: Add ms1-*-elf.
3635 * config/ms1/ms1.h: New.
3636 * config/ms1/ms1.c: New.
3637 * config/ms1/ms1.md: New.
3638 * config/ms1/ms1-protos.h: New.
3639 * config/ms1/ABI.txt: New.
3640 * config/ms1/crti.asm: New.
3641 * config/ms1/crtn.asm: New.
3642 * config/ms1/lib2extra-funcs.c: New.
3643 * config/ms1/t-ms1: New.
3644 * config/ms1/ms1.opt: New.
3646 2005-08-22 Ira Rosen <irar@il.ibm.com>
3648 * config/rs6000/altivec.md (xorv4sf3): New.
3649 (negv4sf2, neg<mode>2): Likewise.
3651 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
3654 * config/ia64/ia64.md (divsi3): Check divide by zero.
3655 (udivsi3): Likewise.
3657 (udivdi3): Likewise.
3659 2005-08-21 Jakub Jelinek <jakub@redhat.com>
3661 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
3662 up to elem_bitsize bits, not max_bitsize.
3664 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3666 PR tree-optimization/23433
3667 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
3668 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
3670 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3672 PR tree-optimization/23434
3673 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
3674 the iteration bound is not an INTEGER_CST.
3676 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
3678 * tree-vect-transform.c (get_initial_def_for_reduction): Set
3679 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
3680 NULL if need_epilog_adjust is false.
3681 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
3682 Case 3 always peels first itration, not just for PLUS case, and no need
3683 to use scalar_initial_def here. Create an epilog adjustment only if
3684 scalar_initial_def is not NULL.
3686 (vectorizable_reduction): Remove assert.
3688 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
3691 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
3692 (__moddi3): Likewise.
3693 (__udivdi3): Likewise.
3694 (__umoddi3): Likewise.
3695 (__divsi3): Likewise.
3696 (__modsi3): Likewise.
3697 (__udivsi3): Likewise.
3698 (__umodsi3): Likewise.
3700 2005-08-20 Jakub Jelinek <jakub@redhat.com>
3702 * tree-pass.h (TDF_GRAPH): Define.
3703 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
3704 * passes.c (finish_optimization_passes): Only call
3705 finish_graph_dump_file if TDF_GRAPH is set.
3706 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
3707 NULL. Set TDF_GRAPH bit.
3708 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
3710 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
3712 * arm.h (arm_stack_offsets): Add locals_base field.
3713 * arm.c (arm_get_frame_offsets): Compute it.
3714 (thumb_compute_initial_elimination offset): Make the Thumb frame
3715 pointer point to the base of the local variables.
3716 (thumb_expand_prologue): Update accordingly.
3717 (thumb_expand_epilogue): Likewise.
3719 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
3720 mode of clobbered scratch to DImode. Handle a case that's known to
3723 2005-08-19 David Edelsohn <edelsohn@gnu.org>
3725 * config/rs6000/rs6000.md (gt0<mode>): Delete.
3726 (gt0<mode>_compare): Delete.
3727 (neg_gt0<mode>): Delete.
3729 2005-08-19 Eric Christopher <echristo@apple.com>
3731 * optabs.h: Change CTI_ to COI_.
3734 2005-08-19 James E Wilson <wilson@specifix.com>
3736 * builtins.c (expand_builtin_return_addr): Set
3737 current_function_accesses_prior_frames when count != 0. Use
3738 frame_pointer_rtx when count == 0.
3739 * function.h (struct function): Add accesses_prior_frames field.
3740 (current_function_accesses_prior_frames): Define.
3741 * reload1.c (init_elim_table): Check
3742 current_function_accesses_prior_frames.
3743 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
3745 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3747 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
3748 indicator. Return true if the flowgraph changed during
3751 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3754 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
3755 conditional expression before testing its value.
3757 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3759 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
3761 2005-08-19 Devang Patel <dpatel@apple.com>
3763 PR tree-optimization/23048
3764 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
3765 third parameter. Check whether latch is dominated by exit
3767 (if_convertible_loop_p): Supply exit block itself to
3768 if_convertible_bb_p.
3770 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3773 * arm.md (arm_load_pic_register): Change argument to the mask of
3774 saved registers. Call thumb_find_work_register if we need a
3775 scratch register on Thumb.
3776 (arm_expand_prologue): Pass empty register set to
3777 arm_load_pic_register.
3778 (thumb_expand_prologue): Pass live_regs_mask directly to
3779 arm_load_pic_register.
3780 * arm-protos.h (arm_load_pic_register): Update prototype.
3782 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
3784 * sh.c (find_sole_member): New function.
3785 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
3786 if the record's alignment is larger than the size of its only member.
3788 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3791 * arm.c (thumb_legitimize_reload_address): New function.
3792 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
3793 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
3795 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
3797 * config/crx/crx.c: Implement crx_decompose_address. Reject
3798 symbolic displacements since CRX register relative adressing
3799 mode can't handle unsigned 32-bit values as displacements.
3800 * config/crx/crx.h: Simplify definitions, remove redundant
3801 parenthesis and obsolete macros.
3802 * config/crx/crx.opt: Add new switch for debugging addresses.
3803 * config/crx/crx-protos.h: Add new declarations for above.
3805 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
3808 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
3811 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3813 * collect2.c (dup2): Delete.
3814 * configure.ac: Don't check for dup2.
3816 * config.in, configure: Regenerate.
3818 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
3820 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
3821 record with the type of its only member.
3823 2005-08-18 David Edelsohn <edelsohn@gnu.org>
3825 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
3826 define_insn_and_split.
3827 (plus_ltu<mode>_compare): Same.
3828 (gtu<mode>_compare): Same.
3829 (plus_gtu<mode>_compare): Same.
3831 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
3833 PR tree-optimization/22228
3834 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
3836 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
3837 are recorded in vect_vnames_to_rename for renaming.
3838 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
3839 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
3840 in vect_vnames_to_rename.
3841 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
3842 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
3844 2005-08-18 Jan Hubicka <jh@suse.cz>
3847 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
3848 info only for local statics, not for member variables.
3850 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3852 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
3854 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3856 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
3858 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
3861 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
3863 2005-08-17 James E Wilson <wilson@specifix.com>
3865 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3868 2005-08-17 David Edelsohn <edelsohn@gnu.org>
3870 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
3871 (leu<mode>_compare): Same.
3872 (plus_leu<mode>): Same.
3873 (neg_leu<mode>): Same.
3874 (and_neg_leu<mode): Same.
3875 (ltu<mode>_compare): Same.
3876 (plus_ltu<mode>): Same.
3878 (geu<mode>_compare): Same.
3879 (plus_geu<mode>): Same.
3880 (neg_geu<mode>): Same.
3881 (and_neg_geu<mode>): Same.
3882 (plus_gt<mode>): Same.
3883 (gtu<mode>_compare): Same.
3884 (plus_gtu<mode>): Same.
3886 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
3888 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
3889 Move call_table_data to end. Delete spurious .text.
3890 (callt_save_all_interrupt): Fix comment typo.
3892 2005-08-17 James E Wilson <wilson@specifix.com>
3893 Kevin Winchester <winchester@amirix.com>
3896 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
3898 2005-08-17 Uros Bizjak <uros@kss-loka.si>
3901 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
3902 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
3904 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
3906 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
3907 record with the type of its only member if the modes don't match.
3909 * varasm.c (decode_reg_name): Skip empty additional register names.
3911 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
3913 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
3914 lsm_tmp_name_length): New.
3915 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
3916 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
3918 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3919 Andreas Krebbel <krebbel1@de.ibm.com>
3921 * config.gcc: Added z9-109 switch.
3922 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
3923 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
3924 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
3925 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3926 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
3927 for "z9_109" cpu attribute.
3928 * config/s390/s390.c (z9_109_cost): New processor cost structure.
3929 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
3930 (s390_handle_arch_option): Added z9-109 switch.
3931 (override_options): Set respective cost function for z9-109.
3932 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
3933 (legitimate_reload_constant_p): Accept extended immediates.
3934 (print_operand): Three new output modifiers added: k, m and o.
3935 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
3936 (s390_output_mi_thunk): Use extended immediate when possible.
3937 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
3938 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
3939 (CONSTRAINT_LEN): Added length of O constraint.
3940 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
3941 * config/s390/s390.md ("cpu"): New value z9_109 added.
3942 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
3943 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
3944 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
3945 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
3946 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
3947 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
3948 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
3949 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
3950 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
3951 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
3952 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
3953 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
3954 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
3955 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
3956 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
3958 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
3959 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
3960 insns for TARGET_EXTIMM.
3962 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
3964 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
3966 2005-08-17 Nick Clifton <nickc@redhat.com>
3968 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
3969 Call default_encode_section_info.
3971 2005-08-17 Steven Bosscher <stevenb@suse.de>
3973 PR tree-optimization/21574
3974 * tree-ssa-ccp.c (likely_value): If the right hand side is a
3975 constant, return CONSTANT.
3976 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
3977 (ccp_fold, visit_assignment): Likewise.
3978 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
3980 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3982 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
3983 fold_buildN instead of buildN then fold_initializer or fold.
3984 (build_unary_op): Likewise.
3985 (build_binary_op): Likewise.
3986 * fold-const.c (fold_initializer): Remove.
3987 (fold_build1_initializer): New function.
3988 (fold_build2_initializer): New function.
3989 (fold_build3_initializer): New function.
3990 * tree.h (fold_initializer): Remove.
3991 (fold_build1_initializer): New function.
3992 (fold_build2_initializer): New function.
3993 (fold_build3_initializer): New function.
3995 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3997 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
3998 (try_move_mult_to_index): Call fold_build2 instead of build2.
3999 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
4000 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
4001 fold_binary_to_constant.
4002 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
4004 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
4005 check if A == gcd (A, B). Remove TYPE argument.
4006 (analyze_offset) Use fold_build2 instead of fold (build.
4007 (create_data_ref): Likewise.
4008 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
4009 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
4012 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
4014 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
4015 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
4017 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
4020 * gimplify.c (zero_sized_type): New function.
4021 (gimplify_modify_expr_rhs): If we have a zero sized type,
4022 replace the statement with an empty statement.
4024 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
4026 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
4029 2005-08-16 Ian Lance Taylor <ian@airs.com>
4031 * doc/tm.texi (Label Output): Correct typo.
4033 2005-08-16 Steven Bosscher <stevenb@suse.de>
4036 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
4037 force_operand will work later on using have_insn_for.
4039 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4041 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
4043 2005-08-16 Ian Lance Taylor <ian@airs.com>
4046 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
4047 vector type, don't try to construct it element by element. Add an
4048 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
4050 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4052 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
4054 2005-08-16 Geoffrey Keating <geoffk@apple.com>
4056 * doc/invoke.texi (Precompiled Headers): Document some more options
4057 which are known to be safe.
4059 2005-08-16 James E Wilson <wilson@specifix.com>
4061 PR tree-optimization/21105
4062 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
4063 TREE_OVERFLOW check.
4065 2005-08-16 David Edelsohn <edelsohn@gnu.org>
4067 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
4068 (neg_ltu<mode>): Same.
4070 (neg_gtu<mode>): Same.
4072 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4074 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
4075 (fold_builtin_isdigit): Use fold_buildN.
4076 (build_function_call_expr): Likewise.
4077 * c-typeck.c (c_finish_loop): Likewise.
4079 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
4080 Richard Shann <rshann@superh.com>
4082 PR middle-end/20396:
4083 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
4085 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
4087 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
4089 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
4092 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
4093 arm_compure_save_reg0_reg12_mask to determine when the PIC register
4096 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4099 * fold-const.c (build_range_check): Disable optimization for function
4100 pointer expressions on targets that require function pointer
4103 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
4105 * simplify-rtx.c (simplify_const_relational_operation): When
4106 extracting arguments of a COMPARE, recompute the mode as well.
4108 2005-08-15 Ian Lance Taylor <ian@airs.com>
4110 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
4112 2005-08-15 DJ Delorie <dj@redhat.com>
4114 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
4116 (movsi_splittable): Allow, but split, moves to the stack.
4117 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
4120 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4122 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
4123 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
4124 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
4126 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
4127 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
4128 Delete HOST_PTR_PRINTF.
4130 * configure, config.in: Regenerate.
4132 2005-08-15 David Edelsohn <edelsohn@gnu.org>
4134 * config/rs6000/rs6000.md (QHSI): New mode macro.
4135 (wd): Extend mode attr for QImode and HImode
4136 (dbits): New mode attr.
4137 (zero_extend<mode>di2): Convert to mode macro.
4139 2005-08-15 Steve Ellcey <sje@cup.hp.com>
4142 * doc/invoke.texi (-mgnu-ld): Update description.
4145 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4148 * Makefile.in (tree-chrec.o): Depends on real.h.
4149 * tree-chrec.c: Include real.h.
4150 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
4151 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
4152 * tree-scalar-evolution.c (add_to_evolution_1,
4153 interpret_rhs_modify_expr): Ditto.
4155 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4158 * tree-data-ref.c (estimate_niter_from_size_of_data): When
4159 step is negative compute the estimation from init downwards to zero.
4161 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
4163 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
4165 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4167 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
4169 (legitimate_reload_constant_p): Fix handling of lliXX operands.
4170 Accept double-word constants that can be split.
4171 * config/s390/s390.md ("movti"): Use 'P' constraint.
4172 ("*movdi_31", "*movdf_31"): Likewise.
4174 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
4176 Fix PR tree-optimization/22615
4178 * tree-ssa-structalias.c (solution_set_add): Handle
4179 first_vi_for_offset returning NULL.
4180 (do_da_constraint): Ditto.
4181 (do_sd_constraint): Ditto.
4182 (do_ds_constraint): Ditto
4183 (find_func_aliases): Ditto.
4184 (build_constraint_graph): RHS is allowed be ANYTHING.
4185 (first_vi_for_offset): Return NULL if we couldn't find anything at
4188 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4190 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
4191 over memory as first operand.
4193 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
4196 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
4197 available for setting it.
4199 2005-08-14 Ira Rosen <irar@il.ibm.com>
4201 PR tree-optimization/23320
4202 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
4203 data-refs' types instead of base object nullness. Add check for
4204 pointer type data-refs before first location comparison. Remove
4207 2005-08-14 Andreas Schwab <schwab@suse.de>
4209 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
4211 2005-08-13 James E Wilson <wilson@specifix.com>
4213 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
4214 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
4215 -fstack-protector-all, --param ssp-buffer-size): Document.
4216 (-Wvariadic-macros): Alphabetize.
4217 (-fsched-stalled-insns-dep): Add missing 'f'.
4219 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
4222 2005-08-13 David Edelsohn <edelsohn@gnu.org>
4224 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
4225 or indirect address operand.
4226 (EXTRA_ADDRESS_CONSTRAINT): New.
4227 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
4229 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
4231 PR tree-optimization/22236
4232 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
4233 successors and predecessors.
4234 * tree-chrec.c (chrec_convert): Before converting, check that
4235 sequences don't wrap.
4236 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
4237 (analyze_array): Extern.
4238 (find_data_references_in_loop): Remove call to
4239 compute_estimated_nb_iterations.
4240 * tree-data-ref.h (analyze_array): Declared.
4241 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
4242 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
4243 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
4244 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
4246 * tree-ssa-loop-ivcanon.c: Fix documentation.
4247 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
4248 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
4249 (infer_loop_bounds_from_undefined): New.
4250 (estimate_numbers_of_iterations_loop): Use
4251 infer_loop_bounds_from_undefined.
4252 (used_in_pointer_arithmetic_p): New.
4253 (scev_probably_wraps_p): Pass an extra parameter. Call
4254 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
4255 (convert_step): Fix documentation.
4256 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
4257 Use initial_condition_in_loop_num and evolution_part_in_loop_num
4258 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
4259 scev_probably_wraps_p.
4261 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
4263 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
4264 (s390_register_info): Ignore clobbered_regs information for fixed
4265 registers, and only fixed registers.
4266 (s390_init_frame_layout): Remove redundant call.
4268 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
4270 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
4271 description of -Wold-style-casts.
4273 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4274 Jakub Jelinek <jakub@redhat.com>
4276 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4277 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
4278 * config/s390/s390.c (print_operand): New output modifier 'G' added.
4279 (get_thread_pointer): Renamed to s390_get_thread_pointer.
4280 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
4281 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
4282 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
4283 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4284 ("stack_protect_set", "stack_protect_test"): New expanders.
4285 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
4286 "stack_protect_testdi"): New insn definitions.
4288 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4290 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
4292 2005-08-12 Paul Brook <paul@codesourcery.com>
4294 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
4296 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4298 * config/s390/predicates.md (setmem_operand): New predicate.
4299 (shift_count_operand): Accept ANDs with special constants as
4301 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
4302 with special constants.
4303 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
4304 shift_count_operand with setmem_operand.
4306 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4308 * config/s390/s390.c (s390_extract_part, s390_single_part):
4310 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
4311 (s390_output_mi_thunk): Don't use lg on 31 bit.
4312 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
4313 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
4315 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4317 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
4318 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
4319 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
4320 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
4321 with one of the new macros.
4323 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4325 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
4326 Don't set save_return_addr_p.
4327 (s390_register_info): Make clobbered_regs not depending on
4330 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4332 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
4333 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
4335 2005-08-11 James E. Wilson <wilson@specifix.com>
4337 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
4339 2005-08-11 Jakub Jelinek <jakub@redhat.com>
4341 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
4342 locations gathered by var-tracking in single entry loc_list
4343 over loc_descriptor_from_tree.
4345 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
4346 pass it down to loc_descriptor.
4347 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
4348 (containing_function_has_frame_base): Move earlier in the file.
4349 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
4350 instead of always assuming fbreg can't be used.
4352 2005-08-11 David Edelsohn <edelsohn@gnu.org>
4354 * config/rs6000/altivec.md: Change constraint "m" to "Z".
4355 * config/rs6000/predicates.md (indexed_or_indirect_operand):
4356 Accept address wrapped in AND for Altivec.
4357 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4358 Strip AND wrapping offset address for Altivec.
4360 2005-08-11 Richard Henderson <rth@redhat.com>
4363 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
4364 before using TYPE_IS_SIZETYPE.
4366 2005-08-11 Richard Henderson <rth@redhat.com>
4369 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
4370 insn types not present on ev4.
4371 (alphaev5_insn_pipe): Similarly.
4373 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
4376 * arm.c (arm_override_options): If the user has selected callee-super-
4377 interworking, then enable normal interworking.
4379 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4381 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
4384 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
4386 * doc/rtl.texi: Fix two typos.
4388 2005-08-11 Richard Guenther <rguenther@suse.de>
4391 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
4392 cases where we call to/from functions returning void.
4394 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
4397 * tree.c (build_pointer_type_for_mode): Robustify.
4399 2005-08-10 James E Wilson <wilson@specifix.com>
4401 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
4402 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
4404 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
4407 2005-08-10 Eric Christopher <echristo@apple.com>
4409 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
4410 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
4413 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
4416 * config/darwin.c (machopic_indirect_data_reference): Use a new register
4417 for the high part when generating dynamic-no-pic code.
4419 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
4421 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
4422 (x86_64-*-linux*): Likewise.
4424 * config/i386/crtfastmath.c: New file.
4425 * config/i386/t-crtfm: Likewise.
4427 * config/i386/linux.h (ENDFILE_SPEC): New.
4428 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
4430 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
4433 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
4435 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
4436 (vec_shl, vec_shr): Document new operations.
4437 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
4439 2005-08-10 David Edelsohn <edelsohn@gnu.org>
4441 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
4442 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
4443 change predicate to indexed_or_indirect_address.
4445 2005-08-10 Richard Sandiford <richard@codesourcery.com>
4447 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
4448 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
4449 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
4450 and __aeabi_uwrite8.
4451 * config/arm/unaligned-funcs.c: New file.
4452 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
4454 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
4456 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
4458 * cfglayout.c (pass_insn_locators_initialize): Add dump.
4459 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
4461 * except.c (pass_convert_to_eh_region_ranges): Add dump.
4462 * final.c (pass_shorten_branches): Add dump.
4463 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
4464 (pass_life): Rename dump.
4465 (rest_of_handle_flow2): Remove initial verify_flow_info.
4466 * function.c (pass_instantiate_virtual_regs): Add dump.
4467 * integrate.c (pass_initial_value_sets): Add dump.
4468 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
4469 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
4470 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
4471 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
4472 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
4473 gate_rtl_unrool_and_peel_loops): New.
4474 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
4475 rtl_doloop): Do not look at flags.
4476 * mode-switching.c (pass_mode_switching): Add dump.
4477 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
4478 pass_split_before_regstack): Add dump.
4479 * regmove.c (pass_stack_adjustments): Add dump.
4480 * tree-optimize.c (pass_fixup_cfg): Add dump.
4482 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4485 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
4486 deciding which instruction sequence to use.
4488 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
4490 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
4491 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
4493 2005-08-09 Richard Guenther <rguenther@suse.de>
4495 * c-common.c (builtin_function_2): Remove.
4496 (def_builtin_1): New function.
4497 (c_common_nodes_and_builtins): Use def_builtin_1 to
4498 build builtin functions.
4500 2005-08-09 Jie Zhang <jie.zhang@analog.com>
4502 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
4503 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
4504 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
4507 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4509 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
4510 fold_binary instead of fold_build2 since we don't care about the
4512 (loop_niter_by_eval): Likewise.
4513 (compare_trees): Likewise.
4514 (proved_non_wrapping_p): Likewise.
4516 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4520 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
4521 if the if is really empty.
4523 2005-08-09 Steven Bosscher <stevenb@suse.de>
4525 PR tree-optimization/23234
4526 * tree-ssa-math-opts.c (place_reciprocal): New enum.
4527 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
4528 argument of the new enum.
4529 (execute_cse_reciprocals): Add reciprocals for function arguments
4530 on the unique successor edge of the entry block. Update other calls
4531 to execute_cse_reciprocals_1.
4533 2005-08-08 Richard Henderson <rth@redhat.com>
4536 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
4538 2005-08-08 Bob Wilson <bob.wilson@acm.org>
4540 * expr.c (write_complex_part): Return after handling MEM.
4542 2005-08-08 Josh Conner <jconner@apple.com>
4544 PR rtl-optimization/23241
4545 * combine.c (simplify_comparison): Fix error in determining
4546 whether to lift a subreg from comparison.
4548 2005-08-08 David Edelsohn <edelsohn@gnu.org>
4551 * config/rs6000/altivec.md (vec_init<mode>): New.
4552 (vec_set<mode>): New.
4553 (vec_extract<mode>): New.
4554 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
4555 (rs6000_expand_vector_set): New.
4556 (rs6000_expand_vector_extract): New.
4557 (rs6000_legitimate_offset_address_p): Offset addresses are valid
4558 for Altivec modes before reload.
4559 (altivec_expand_vec_init_builtin): New.
4560 (get_element_number): New.
4561 (altivec_expand_vec_set_builtin): New.
4562 (altivec_expand_vec_ext_builtin): New.
4563 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
4565 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
4567 * config/rs6000/rs6000.h (rs6000_builtins): Add
4568 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
4569 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
4570 * config/rs6000/rs6000-protos.h: Declare new functions.
4572 2005-08-08 Jan Hubicka <jh@suse.cz>
4574 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
4575 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
4576 * i386.md (movdi*): Use pic_32bit_operand.
4577 * predicates.md (pic_32bit_operand): New.
4579 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
4582 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
4584 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
4586 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
4587 (test_for_singularity): Use fold_build2.
4589 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4591 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
4593 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
4595 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
4596 (COMMON_ASM_OP) Define.
4597 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
4598 (ix86_encode_section_info): Likewise.
4599 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
4600 SUBTARGET_ENCODE_SECTION_INFO.
4602 2005-08-06 Richard Henderson <rth@redhat.com>
4605 * tree-nested.c (convert_local_reference): Save and restore val_only
4606 around component_ref and friends. Clear walk_subtrees by default.
4608 2005-08-06 Peter O'Gorman <peter@pogma.com>
4611 * gcc.c (process_command): Check the argument to -b has a dash.
4612 * doc/invoke.texi: Update -b and -V docs.
4614 2005-08-06 James E Wilson <wilson@specifix.com>
4616 * config/mips/cross64.h, config/mips/t-cross64: Delete.
4618 2005-08-06 Michael Matz <matz@suse.de>
4620 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
4621 member only if only one insn is associated with the value.
4623 2005-08-06 Nick Clifton <nickc@redhat.com>
4625 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
4627 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
4628 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
4629 Check symbol flags instead of symbol name mangling.
4630 (xstormy16_asm_output_aligned_common): Likewise. Also
4631 simplify code since the bss100_section cass is the only case
4632 where the below100 code will be triggered.
4633 (xstormy16_encode_section_info): Encode below100 attribute
4634 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
4636 (xstormy16_strip_name_encoding): Delete - this function is no
4638 (TARGET_STRIP_NAME_ENCODING): Undefine.
4639 * config/stormy16/stormy16-protos.h: Delete prototype for
4640 xstormy16_strip_name_encoding.
4642 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
4644 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
4645 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
4646 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
4647 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
4648 config/alpha/predicates.md, config/arc/arc.h,
4649 config/arm/arm.h, config/arm/ieee754-df.S,
4650 config/arm/ieee754-sf.S, config/bfin/bfin.c,
4651 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
4652 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
4653 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
4654 config/m68hc11/m68hc11.h, config/mips/mips.c,
4655 config/mips/mips.h, config/mips/openbsd.h,
4656 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
4657 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
4658 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4659 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
4660 config/sparc/linux.h, config/sparc/linux64.h,
4661 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
4662 doc/extend.texi, doc/gcov.texi, doc/install.texi,
4663 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
4664 typos. Follow spelling conventions.
4666 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
4669 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
4670 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
4671 specially. Check for side effects only for COND_EXPR.
4672 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
4673 return with TREE_NO_WARNING.
4675 2005-08-06 Richard Sandiford <richard@codesourcery.com>
4677 PR rtl-optimization/23233
4678 * loop.c (combine_movables): Require the modes to be the same.
4679 (move_movables): Remove handling of cases where the replacement
4680 had a different mode to the original.
4682 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
4684 PR tree-optimization/23128
4685 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
4686 subtraction wrap, and set TREE_OVERFLOW if they do.
4688 2005-08-05 Richard Henderson <rth@redhat.com>
4691 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
4692 FORCED_LABEL labels.
4694 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
4697 * reload.c (find_reloads_subreg_address): Pass down TYPE
4698 unchanged. Change all callers except find_reloads_toplev.
4700 2005-08-05 Michael Matz <matz@suse.de>
4702 * genattrtab.c (current_alternative_string): Remove.
4703 (SIMPLIFY_ALTERNATIVE): Ditto.
4704 (attr_alt_bit_p): Ditto.
4705 (alternative_name): Make const char *.
4706 (evaluate_eq_attr): Remove use of above things.
4707 (simplify_test_exp): Ditto.
4708 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
4709 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
4711 2005-08-04 James E Wilson <wilson@specifix.com>
4713 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
4714 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
4715 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
4716 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
4717 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
4719 2005-08-04 Richard Henderson <rth@redhat.com>
4722 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
4723 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
4724 * tree-sra.c (decide_block_copy): Use it. Disable element copy
4725 if we'd have to instantiate too many members.
4727 2005-08-04 Richard Henderson <rth@redhat.com>
4730 * tree-outof-ssa.c (coalesce_asm_operands): New.
4731 (coalesce_ssa_name): Use it. Split out ...
4732 (coalesce_phi_operands, coalesce_result_decls): ... these.
4734 2005-08-04 Paul Brook <paul@codesourcery.com>
4736 * read-rtl.c (read_quoted_string): Break if EOF.
4738 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
4740 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
4741 (fold_build2): Likewise.
4742 (fold_build3): Likewise.
4743 (fold_build1_stat): New function prototype.
4744 (fold_build2_stat): Likewise.
4745 (fold_build3_stat): Likewise.
4746 * fold-const.c (fold_build1): Rename to ..
4747 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4748 through to build1_stat.
4749 (fold_build2): Rename to ..
4750 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4751 through to build2_stat.
4752 (fold_build3): Rename to ..
4753 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4754 through to build3_stat.
4756 2005-08-04 David Edelsohn <edelsohn@gnu.org>
4757 Ian Lance Taylor <ian@airs.com>
4759 * function.c (assign_stack_local_1): Do not correct stack slot
4760 address if allocation size is smaller than mode size.
4762 2005-08-04 Diego Novillo <dnovillo@redhat.com>
4765 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
4766 (tree_merge_blocks): Propagate anything allowed by
4768 Clarify documentation.
4769 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
4770 SSA form, schedule an update if necessary.
4772 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
4774 * doc/install.texi (Binaries): Remove broken link to
4775 Sinix/Reliant Unix binaries.
4777 2005-08-03 Richard Henderson <rth@redhat.com>
4780 * function.c (stack_protect_epilogue): Export.
4781 * tree.h (stack_protect_epilogue): Declare.
4782 * calls.c (expand_call): Call it.
4784 2005-08-03 Eric Christopher <echristo@apple.com>
4786 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
4787 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
4790 2005-08-04 Jan Hubicka <jh@suse.cz>
4792 * profile.c (branch_prob): Split edges with goto locus on them
4793 to get proper line counts.
4794 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
4796 2005-08-03 Paul Brook <paul@codesourcery.com>
4798 * function.c (assign_parms): Round current_function_args_size
4799 to PARM_BOUNDARY, not STACK_BOUNDARY.
4801 2005-08-03 Geoffrey Keating <geoffk@apple.com>
4803 * config/i386/i386.c (x86_elf_aligned_common)
4804 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
4806 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
4808 PR tree-optimization/23157
4809 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
4810 before emitting them.
4812 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4814 PR tree-optimization/19899
4815 * Makefile.in (tree-scalar-evolution.o): Add real.h.
4816 * tree-scalar-evolution.c: Include real.h.
4817 (add_to_evolution): Build constant -1 of correct type.
4819 2005-08-03 Jan Hubicka <jh@suse.cz>
4821 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
4822 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
4823 profile updating for complette unrolling.
4824 * loop-unroll.c (peel_loop_completely): Use it.
4825 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
4826 (tree_unroll_loops_completely): Disable code growing unrolling of cold
4829 2005-08-03 Paul Brook <paul@codesourcery.com>
4831 * combine.c (can_change_dest_mode): New function.
4832 (try_combine, simplify_set): Use it.
4834 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
4836 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
4839 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
4841 * doc/install.texi (Specific): Adjust link to openavr.org.
4842 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
4843 (Binaries): Adjust HP-UX Porting Center link.
4844 (Binaries): Adjust Free Software Foundation ordering link.
4846 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
4848 * convert.c (convert_to_integer): Use fold_build1 instead of
4849 build1 when converting an integer to an integer.
4851 2005-08-02 Richard Henderson <rth@redhat.com>
4853 * combine.c (combine_instructions): Don't use reg_equal/equiv
4854 results if the mode doesn't match.
4856 2005-08-02 Mark Mitchell <mark@codesourcery.com>
4858 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
4859 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
4861 2005-08-02 Richard Henderson <rth@redhat.com>
4864 * explow.c (memory_address): Remove special-case for
4865 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
4867 2005-08-02 Diego Novillo <dnovillo@redhat.com>
4870 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
4871 number of calls to cleanup_tree_cfg_1.
4873 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
4875 * doc/invoke.texi: document file extensions .F90 and .F95
4877 2005-08-02 Richard Guenther <rguenther@suse.de>
4879 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
4880 positive if its first argument is positive.
4882 2005-08-02 Richard Guenther <rguenther@suse.de>
4884 PR tree-optimization/23177
4885 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
4888 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
4890 PR tree-optimization/23129
4891 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
4892 varying for divisions with anti-ranges.
4894 2005-08-02 Jan Hubicka <jh@suse.cz>
4896 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
4897 * tree-ssa-threadupdate.c (thread_block): Add it here.
4899 2005-08-01 James E Wilson <wilson@specifix.com>
4901 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
4902 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
4903 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
4905 * config/mips/predicates.md (const_call_insn_operand): Add check for
4906 SYMBOL_REF_LONG_CALL_P.
4907 * doc/extend.texi (long_call): Document the new attribute.
4909 2005-08-01 Ian Lance Taylor <ian@airs.com>
4910 Richard Henderson <rth@redhat.com>
4912 * Makefile.in (RTL_BASE_H): Add real.h.
4913 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
4915 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
4917 * rtl.c (rtl_check_failed_code_mode): New.
4918 * rtl.h (struct rtx_def): Add u.rv.
4919 (XCMWINT, XCNMPRV): New.
4920 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
4921 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
4923 2005-08-01 Richard Henderson <rth@redhat.com>
4925 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
4926 with auto-inc codes.
4928 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
4930 2005-08-01 Jan Hubicka <jh@suse.cz>
4932 * i386-protos.h (asm_preferred_eh_data_format): Declare.
4933 * i386.c: Include dwarf2.h
4934 (asm_preferred_eh_data_format): New.
4935 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
4937 2005-08-01 Ian Lance Taylor <ian@airs.com>
4939 * config/host-linux.c (linux_gt_pch_get_address): Add new name
4940 randomize_va_space for virtual address randomization control.
4942 2005-08-01 Steven Bosscher <stevenb@suse.de>
4944 * common.opt (flag_ipa_cp): Put in right place to maintain
4947 2005-08-01 Jan Hubicka <jh@suse.cz>
4949 * profile.c (compute_value_histograms): Fix thinko.
4950 * value-prof.c: Include toplev.h
4951 (check_counter): New function.
4952 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4953 tree_mod_subtract_transform): Add sanity check.
4955 2005-08-01 Richard Guenther <rguenther@suse.de>
4957 PR tree-optimization/23133
4958 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
4959 current functions parameter decls to find defs to cse
4962 2005-08-01 Richard Guenther <rguenther@suse.de>
4964 PR tree-optimization/23109
4965 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
4966 If trapping math is in effect, use post-dominator information
4967 to check if we'd in any case reach a trapping point before
4968 doing the reciprocal insertion.
4969 (execute_cse_reciprocals): Compute post-dominators, if necessary.
4970 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
4971 expressions are invariant only if trapping math is not in effect.
4973 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4975 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
4976 cgraph_function_versioning): New declarations.
4977 * cgraphunit.c: Add include to ipa-prop.h.
4978 (update_call_expr, cgraph_copy_node_for_versioning,
4979 cgraph_function_versioning): New functions.
4980 * integrate.c (copy_decl_for_inlining): Remove.
4981 * ipa-prop.h (ipa_replace_map): New struct.
4982 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
4983 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
4984 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
4985 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
4986 ipcp_iterate_stage, ipcp_method_scale_print,
4987 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
4988 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
4989 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
4990 ipcp_update_bb_counts, ipcp_update_profiling,
4991 ipcp_update_edges_counts): New functions.
4992 (ipcp_method_cval_init): Remove restriction regarding local methods.
4993 (ipcp_init_stage): Add ipcp_method_compute_scale.
4994 (ipcp_insert_stage): Add versioning.
4995 (ipcp_structures_print): Add ipcp_method_scale_print.
4996 (ipcp_driver): Dump profiling info.
4997 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
4998 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
4999 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
5000 (struct inline_data): Add versioning_p, ipa_info, new fields.
5001 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
5002 declare_return_variable): Replace calls to copy_decl_for_inlining with
5004 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
5006 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
5007 Add argument VERSIONING.
5008 (copy_arguments_for_versioning, copy_static_chain,
5009 function_versionable_p, tree_versionable_function_p,
5010 tree_function_versioning, replace_ref_tree): New functions.
5011 * tree-inline.h: Include varray.h.
5012 (tree_versionable_function_p, tree_function_versioning,
5013 tree copy_decl_for_dup): New declarations.
5015 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5017 * ipa-cp.c: New file. Contains IPCP specific functionality.
5018 * ipa-prop.h: New file. Contains structures/definitions that can be
5019 used by several interprocedural data flow optimizations (and also IPCP).
5020 * ipa-prop.c: New file.
5021 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
5022 * common.opt: Add ipa-cp flag.
5023 * timevar.def: Add IPCP optimization.
5024 * tree-optimize.c (init_tree_optimization_passes): Schedule
5026 * tree-pass.h (pass_ipa_cp): Declare.
5028 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
5030 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
5031 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
5032 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
5033 config/i386/i386.c, config/mips/mips.h,
5034 config/rs6000/rs6000.h, config/sh/sh.c,
5035 config/stormy16/stormy16.c: Fix comment typos.
5037 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
5040 * c-typeck.c (build_binary_op): Use common_type wrapper on
5042 (common_type): Update comment.
5044 2005-07-31 Steven Bosscher <stevenb@suse.de>
5047 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
5048 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
5049 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
5051 2005-07-31 Jan Hubicka <jh@suse.cz>
5053 * pretty-print.h (pp_widest_integer): New macro.
5054 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
5057 2005-07-31 Jan Hubicka <jh@suse.cz>
5059 * output.h (enum section_category): Export from varasm.c
5060 (categorize_decl_for_section): Likewise.
5061 * varasm.c (enum section_category): Kill.
5062 (categorize_decl_for_section): Make global.
5063 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
5065 * i386.c (ix86_section_threshold): New static variable.
5066 (ix86_in_large_data_p, ix86_encode_section_info,
5067 x86_64_elf_unique_section,
5068 x86_64_elf_select_section): New functions.
5069 (TARGET_ENCODE_SECTION_INFO): Define
5070 (override_options): Enable medium model for PIC.
5071 (ix86_expand_prologue): Expand gen_set_got_rex64.
5072 (legitimate_constant_p): Handle new UNSPECs.
5073 (legitimate_pic_address_disp_p): Likewise.
5074 (legitimize_pic_address): Lower MEDIUM model addressing.
5075 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
5076 (enum cmodel): Add MEDIUM_PIC.
5077 (SYMBOL_REF_FAR_ADDR_P): New macro.
5078 (SYMBOL_FLAG_FAR_ADDR): New flag.
5079 * i386.md (movdi): Support medium model.
5080 (set_got_rex64): New pattern.
5081 * i386.opt (mlarge-data-threshold): New flag.
5082 * predicates.md (zext_operand/sext_operand): Deal with medium model.
5083 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
5084 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
5085 TARGET_ASM_UNIQUE_SECTION): New.
5087 * invoke.texi (-mlarge_data_threshold): Document
5089 2005-07-31 Jan Hubicka <jh@suse.cz>
5091 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
5092 (coalesce_vars): Likewise.
5093 * tree-ssa-live.c (coalesce_cost): New.
5094 (build_tree_conflict_graph): Use coalesce_cost.
5095 * tree-ssa-live.h (coalesce_cost): Declare.
5097 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
5099 * arm.md (all peepholes for post-increment operations): Delete.
5100 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
5101 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
5102 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
5103 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
5104 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
5106 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
5108 * fold-const.c (tree_expr_nonnegative_p): Always return true for
5111 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
5114 * doc/invoke.texi: Document -rdynamic.
5116 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
5119 * c-parser.c (c_parser_parms_list_declarator): Call
5120 mark_forward_parm_decls.
5121 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
5122 decls with visibility structure.
5124 2005-07-30 Paul Brook <paul@codesourcery.com>
5126 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
5128 2005-07-30 Paul Brook <paul@codesourcery.com>
5130 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
5132 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
5134 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
5136 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5139 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
5140 nested function declarators.
5141 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
5142 (grokparms): Call warn_if_shadowing for parameters used within the
5144 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
5145 not used within the parameter list.
5146 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
5148 2005-07-30 Jan Hubicka <jh@suse.cz>
5150 * expr.c (expand_expr_real_1): Do not load mem targets into register.
5151 * i386.c (ix86_fixup_binary_operands): Likewise.
5152 (ix86_expand_unary_operator): Likewise.
5153 (ix86_expand_fp_absneg_operator): Likewise.
5154 * optabs.c (expand_vec_cond_expr): Validate dest.
5156 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5159 * real.c (real_from_string): Also set last bit if there is a
5160 nonzero hex digit beyond GCC's internal precision after ".".
5162 2005-07-29 David Edelsohn <edelsohn@gnu.org>
5164 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
5165 define_constants. Change duplicate values to unassigned numbers.
5166 Change UNSPEC_SUBS to UNSPEC_VSUBS.
5167 (*altivec_vspltsf): New.
5168 (altivec_vperm_v4sf): Delete.
5169 (altivec_vperm_<mode>): Use mode macro V.
5170 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
5171 (altivec_predicate_v4sf): Delete.
5172 (altivec_predicate_<mode>): Use mode macro V.
5173 (*altivec_lvesfx): New.
5174 (*altivec_stvesfx): New.
5175 (vec_realign_load_v4sf): Delete.
5176 (vec_realign_load_<mode>): Use mode macro V.
5177 * config/rs6000/rs6000.c (generate_set_vrsave): Use
5180 2005-07-29 Mark Mitchell <mark@codesourcery.com>
5183 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
5185 * configure: Regenerated.
5187 2005-07-29 Paul Brook <paul@codesourcery.com>
5189 * doc/install.texi: Add link to GFortran binaries wiki page.
5191 2005-07-29 David Ung <davidu@mips.com>
5193 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
5194 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
5195 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
5196 * config/mips/mips.md (cpu): Add 5kf name.
5197 (includes): Includes 5k.md.
5198 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
5199 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
5202 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5205 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
5206 (cleanup_tree_cfg): ... here.
5207 Call cleanup_tree_cfg_1 until there are no more cleanups to
5210 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
5212 * tree-vrp.c (compare_range_with_value): Return true or false
5213 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
5214 EQ_EXPR respectively.
5216 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
5218 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
5221 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5223 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
5224 (tree_ssa_dominator_optimize): Increment it.
5225 (dump_dominator_optimization_stats): Print it.
5227 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
5228 Steven Bosscher <stevenb@suse.de>
5230 PR rtl-optimization/23117
5231 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
5232 when head == tail. Tidy comment.
5234 2005-07-28 Richard Henderson <rth@redhat.com>
5236 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
5237 * cselib.c (rtx_equal_for_cselib_p): Likewise.
5238 * jump.c (rtx_renumbered_equal_p): Likewise.
5239 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
5240 CONST_INT and CONST_DOUBLE.
5241 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
5242 * reload.c (operands_match_p): Special case CONST_INT and
5243 CONST_DOUBLE; check mode earlier.
5245 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5248 * c-typeck.c (convert_for_assignment): Do not check
5249 DECL_IN_SYSTEM_HEADER on NULL fundecl.
5251 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5254 * c-typeck.c (composite_type): Prefer constant size arrays to
5257 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5260 * real.c (real_from_string): Set last bit if there is a nonzero
5261 hex digit beyond GCC's internal precision.
5263 2005-07-28 Richard Henderson <rth@redhat.com>
5266 * cfgcleanup.c (try_forward_edges): Watch out for end of
5269 2005-07-28 James E Wilson <wilson@specifixinc.com>
5272 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
5274 2005-07-28 Jan Hubicka <jh@suse.cz>
5276 * Makefile.in (rtl-profile.o): Kill all traces of it.
5277 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
5278 * coverage.h (rtl_coverage_counter_ref): Kill.
5279 * opts.c (flag_speculative_prefetching_set): Kill.
5280 (flag_loop_optimize_set): New.
5281 (common_handle_option): Disable loop optimizer when profiling;
5282 do not handle speculative prefetching.
5283 * passes.c (init_optimization_passes): Replace pass_profiling combo
5284 by branch_prob pass.
5285 * profile.c (compute_value_histograms): Update for simplified value
5287 (rtl_register_profile_hooks): Kill.
5288 (pass_profiling): Kill.
5289 (rest_of_handle_branch_prob): Do not profile.
5290 * toplev.c (process_options): Remove speculative prefetching.
5291 * toplev.h (flag_tree_based_profiling): Kill.
5292 * tree-profile.c (prepare_instrumented_value,
5293 tree_gen_interval_profiler, tree_gen_pow2_profiler,
5294 tree_gen_one_value_profiler, do_tree_profiling): Update for
5295 simplified datastructures.
5296 * value-prof.c: Add comment that speculative prefetching was dropped;
5297 update rest of file for simplified datastructures.
5298 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
5299 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
5300 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
5301 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
5302 rtl_mod_subtract, gen_speculative_prefetch,
5303 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
5304 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
5305 (gate_handle_value_profile_transformations,
5306 rest_of_handle_value_profile_transformations,
5307 pass_value_profile_transformations): Kill.
5308 * value-prof.h (histogram_value_t): Remove IL based unions.
5309 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
5310 rtl_profile_hooks): Remove hooks.
5312 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
5314 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
5315 (cgraph_clone_node): Likewise.
5316 * cgraph.h (cgraph_clone_edge): Update prototype.
5317 (cgraph_clone_node): Likewise.
5318 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
5320 (lookup_recursive_calls): Consider profile.
5321 (cgraph_decide_recursive_inlining): Fix updating; use new
5322 probability argument; use profile.
5323 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
5324 * tree-inline.c (copy_bb): Update clal of clone_edge.
5325 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
5327 * invoke.texi (min-inline-recursive-probability): Document.
5329 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
5331 * doc/install.texi (Configuration): Update Valgrind homepage.
5333 2005-07-28 Richard Henderson <rth@redhat.com>
5336 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
5337 labels we want to delete.
5338 (cfg_layout_merge_blocks): Likewise.
5340 2005-07-28 Richard Henderson <rth@redhat.com>
5343 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
5344 when expanding to nothing.
5346 2005-07-28 Josh Conner <jconner@apple.com>
5348 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
5349 (cgraph_decide_inlining_of_small_functions): Likewise.
5351 2005-07-28 Josh Conner <jconner@apple.com>
5353 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
5354 direction of badness if negative.
5355 (cgraph_default_inline_p): Add reason to parameters, and assign it
5357 (cgraph_decide_inlining_of_small_functions): New parameter in call
5358 to cgraph_default_inline_p.
5359 (cgraph_decide_inlining_incrementally): Likewise.
5360 * cgraphunit.c (decide_is_function_needed): Likewise.
5361 * cgraph.h (cgraph_default_inline_p): Likewise.
5363 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5365 * builtins.c: Fix comment typo(s).
5366 * genautomata.c: Likewise.
5367 * gimplify.c: Likewise.
5368 * tree-dfa.c: Likewise.
5369 * tree-flow-inline.h: Likewise.
5370 * tree-into-ssa.c: Likewise.
5371 * tree-ssa-alias.c: Likewise.
5372 * tree-ssa-ccp.c: Likewise.
5373 * tree-ssa-copy.c: Likewise.
5374 * tree-ssa-dce.c: Likewise.
5375 * tree-ssa-dom.c: Likewise.
5376 * tree-ssa-operands.c: Likewise.
5377 * tree-tailcall.c: Likewise.
5378 * tree-vectorizer.c: Likewise.
5379 * tree-vrp.c: Likewise.
5382 2005-07-28 Jeff Law <law@redhat.com>
5384 * tree-vrp.c (test_for_singularity): Extracted from ...
5385 (simplify_cond_using_ranges): Attempt to simplify a relational
5386 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
5388 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
5390 PR tree-optimization/22506
5391 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
5392 phis whose argument is constant.
5394 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
5396 PR rtl-optimization/18992
5397 Back out this patch:
5398 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5399 PR optimization/12142
5400 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
5401 uses of the register in the SET_SRC. Remove unnecessary argument.
5403 Replace it with this:
5404 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
5405 if flag_non_call_exceptions is set and the insn may trap, pass
5406 pc_rtx as dest for recursion.
5407 In SET_SRC part of SET case, if dest is already set, pass it down
5410 2005-07-28 Jan Hubicka <jh@suse.cz>
5412 * cfg.c (update_bb_profile_for_threading): Use RDIV.
5413 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
5414 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
5416 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
5417 profile when available.
5419 2005-07-28 Jan Beulich <jbeulich@novell.com>
5421 * config/ia64/ia64.c (ia64_load_pair_ok): New.
5422 (ia64_print_operand): Describe and handle 'X'.
5423 (ia64_register_move_cost): Also handle FP_REGS.
5424 (ia64_preferred_reload_class): Likewise.
5425 (ia64_secondary_reload_class): Likewise.
5426 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
5427 it. Also check for ITANIUM_CLASS_FLDP.
5428 * config/ia64/ia64.h (FP_REGNO_P): New.
5429 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
5430 (reg_class): Add FP_REGS.
5431 (REG_CLASS_NAMES): Adjust for it.
5432 (REG_CLASS_CONTENTS): Likewise.
5433 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
5434 (REG_CLASS_FROM_LETTER): Handle 'x'.
5435 (CLASS_MAX_NREGS): Handle FP_REGS.
5436 (MEMORY_MOVE_COST): Likewise.
5437 * config/ia64/ia64.md (itanium_class): Add fldp.
5438 (type): Handle fldp.
5439 (movti_internal): More allowable operand combinations. Use ldfp8 when
5440 splitting unnecessary. Remove predicable attribute. Adjust
5441 itanium_class attribute.
5442 (smuldi3_highpart): Remove outdated comment.
5443 (mulditi3, umulditi3, rotlti3): New expanders.
5444 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
5445 (absti2): Disabled new insn for future reference.
5446 Respective new splitters.
5447 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
5448 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
5449 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
5451 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
5453 PR rtl-optimization/23047
5454 * simplify-rtx.c (simplify_const_relational_operation): Respect
5455 flag_wrapv for comparisons with ABS.
5457 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
5459 PR tree-optimization/22493
5460 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
5461 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
5463 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
5465 * config/frv/frv.opt (moptimize-membar): New.
5467 * doc/invoke.texi: Document -moptimize-membar and its inverse.
5469 * config/frv/frv.h: Remove machine_function definition.
5471 * config/frv/frv.c (struct frv_io): New.
5472 (struct machine_function): Moved from frv.h. Add has_membar_p.
5473 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
5474 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
5475 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
5476 (frv_optimize_membar_global, frv_optimize_membar): New functions.
5477 (frv_reorg): Call frv_optimize_membar when appropriate.
5478 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
5479 (frv_expand_builtin): Adjust calls accordingly.
5480 (frv_io_address_cookie): New function.
5481 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
5482 load or store rather than a special insn. Add ccnstant address and
5483 io-type operands to the membar.
5484 (frv_ifcvt_modify_tests): Unsign regno.
5485 (frv_ifcvt_modify_tests): Same.
5487 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
5488 UNSPEC_OPTIONAL_MEMBAR constant.
5489 (builtin_read_<mode>): Delete.
5490 (builtin_write_<mode>): Delete.
5491 ("optional_membar_<mode>"): Add operand.
5493 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
5494 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
5495 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
5496 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
5497 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
5498 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
5499 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
5500 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
5501 * testsuite/gcc.target/frv/all-read-write-1.c: New.
5503 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
5505 * df.c (df_uses_record): Handle SCRATCH.
5507 2005-07-28 Steven Bosscher <stevenb@suse.de>
5510 * passes.c (rest_of_decl_compilation): If decl is a type and
5511 we have encountered errors, don't emit debug information.
5513 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
5515 * params.def: Fixed comment.
5517 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
5520 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
5521 (TARGET_ASM_UNALIGNED_HI_OP): Add.
5522 (TARGET_ASM_UNALIGNED_SI_OP): Add.
5524 2005-07-27 Steven Bosscher <stevenb@suse.de>
5527 * varasm.c (assemble_start_function): Don't do anything that may
5528 require a CFG if the current function is a thunk.
5530 2005-07-25 Geoffrey Keating <geoffk@apple.com>
5532 * doc/install.texi (Prerequisites): Mention that perl is needed
5533 to do export control in libstdc++ targetting Darwin.
5535 2005-07-27 Steven Bosscher <stevenb@suse.de>
5537 PR rtl-optimization/17808
5538 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
5539 (sched_insns_conditions_mutex_p): Split out from...
5540 (add_dependence): ...here. But don't call it from here.
5541 (add_dependence_list): Check sched_insns_conditions_mutex_p
5542 before calling add_dependence.
5543 (add_dependence_list_and_free): Likewise.
5544 (fixup_sched_groups): Likewise.
5545 (sched_analyze_1): Likewise.
5546 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
5547 (sched_analyze): Likewise.
5548 (sched_analyze_insn): Likewise.
5549 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
5550 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
5551 dependencies on all COND_EXEC insns to jumps ending basic blocks
5552 when doing intrablock scheduling.
5553 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
5555 2005-07-27 Jeff Law <law@redhat.com>
5557 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
5558 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
5559 equivalency sets, correctly handle the case were vr0 has an
5560 equivalency set, but vr1 does not.
5562 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
5564 PR tree-optimization/23073
5565 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
5566 vect_print_dump_info before fprintf.
5568 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5570 PR tree-optimize/22348
5571 * tree-ssa-loop-niter.c (number_of_iterations_cond):
5572 Fold the partial computation.
5574 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5576 PR tree-optimization/22325
5577 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
5579 * tree-scalar-evolution.c (scev_const_prop): Add generic final
5581 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
5582 (force_var_cost): ... this function.
5583 (compute_phi_arg_on_exit): Export.
5585 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5587 PR tree-optimization/20773
5588 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
5591 2005-07-27 Richard Guenther <rguenther@suse.de>
5593 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
5594 Avoid pushing again if current struct contains only
5595 fields we decomposed.
5597 2005-07-27 Jan Hubicka <jh@suse.cz>
5599 PR tree-optimization/22574
5600 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
5603 * tree-tailcall.c (decrease_profile): New function.
5604 (eliminate_tail_call): Use it.
5606 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
5607 visibility flags correctly in whole program mode.
5609 2005-07-26 Steve Ellcey <sje@cup.hp.com>
5611 PR rtl-optimization/22472
5612 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
5614 2005-07-26 Steven Bosscher <stevenb@suse.de>
5616 PR tree-optimization/22504
5617 * tree-complex.c (expand_complex_addition): Use 'code' instead
5618 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
5620 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5622 * config.gcc (cpu_type): Add frv case.
5623 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
5624 (supported_defaults): Add fr550 case.
5626 2005-07-26 Diego Novillo <dnovillo@redhat.com>
5629 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
5630 whether a pointer of type T * may point to objects of type T *.
5632 2005-07-26 DJ Delorie <dj@redhat.com>
5634 * configure: Regenerate.
5636 2005-07-26 Dale Johannesen <dalej@apple.com>
5638 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
5640 2005-07-26 Mark Mitchell <mark@codesourcery.com>
5642 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
5643 Clarify use of "build" in name.
5645 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5647 * doc/extend.texi (Raw read/write Functions): New section.
5648 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
5649 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
5650 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
5651 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
5652 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
5653 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
5654 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
5655 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
5656 * config/frv/frv.c: Add bdesc_loads global.
5657 Add bdesc_stores global.
5658 (frv_init_builtins): Add support for __builtin_{read/write}*.
5659 (frv_volatile_memref): New.
5660 (frv_expand_load_builtin): New.
5661 (frv_expand_store_builtin): New.
5662 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
5663 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
5664 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
5665 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
5666 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
5667 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
5668 (builtin_read_<mode>): New.
5669 (builtin_write_<mode>): New.
5670 (builtin_write64): New.
5671 (optional_membar_<mode>): New.
5673 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
5675 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
5676 (rather than units) against HOST_BITS_PER_WIDE_INT.
5678 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
5680 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
5681 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
5682 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
5683 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
5686 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
5687 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
5688 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
5690 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
5692 2005-07-26 Richard Guenther <rguenther@suse.de>
5694 PR tree-optimization/22486
5695 * fold-const.c (fold_unary): Fold away useless component
5696 references of the form (T *)&T.x, if the address
5699 2005-07-25 James E Wilson <wilson@specifixinc.com>
5701 * dwarf2out.c (add_call_src_coords_attributes): New.
5702 (gen_inlined_subroutine_die): Call it.
5703 (maybe_emit_file, init_file_table): Add comments.
5704 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
5706 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
5707 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
5708 * tree.h (BLOCK_SOURCE_LOCATION): New.
5709 (struct tree_block): New field locus.
5711 2005-07-26 Andreas Schwab <schwab@suse.de>
5713 PR rtl-optimization/23043
5714 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
5715 when allocating a struct unoccr.
5717 2005-07-25 Richard Henderson <rth@redhat.com>
5720 * tree-complex.c (gate_no_optimization): True if errors.
5721 * Makefile.in (tree-complex.o): Update dependencies.
5723 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
5725 * config/frv/predicates.md (integer_register_operand): Use
5728 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5731 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
5733 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
5735 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5737 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
5738 types when flag_unsafe_math_optimizations is true.
5740 2005-07-25 Mark Mitchell <mark@codesourcery.com>
5742 * gcc.c (option_map): Add --sysroot.
5743 (process_command): Handle --sysroot.
5744 (display_help): Document it.
5745 * doc/cppopts.tex (-isysroot): Document.
5746 * doc/invoke.texi (--sysroot): Document.
5747 * doc/install.texi (--with-build-sysroot): Document.
5749 * Makefile.in (inhibit_libc): New variable.
5750 (INHIBIT_LIBC_CFLAGS): Likewise.
5751 (LIBGCC2_CFLAGS): Include
5752 $(INHIBIT_LIBC_CFLAGS).
5753 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
5754 ($(T)crtbegin.o): Do not use @inhibit_libc@.
5755 ($(T)crtend.o): Likewise.
5756 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
5757 ($(T)crtendS.o): Likewise.
5758 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
5759 ($(T)crtendT.o): Likewise.
5760 (stmp-fixinc): Do not complain about missing headers if
5762 * configure.ac (inhibit_libc): Set it to true/false.
5763 (--with-build-sysroot): New option. Use it to set
5765 * configure: Regenerated.
5767 2005-07-25 Manfred Hollstein <mh@suse.com>
5769 * calls.c (store_one_arg): Fix unsigned comparison warning.
5771 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5774 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
5775 (ggc_print_statistics): Initialize variable before use.
5777 2005-07-25 Richard Guenther <rguenther@suse.de>
5779 * tree-dfa.c (mark_new_vars_to_rename): Protect against
5780 calling with a PHI_NODE argument.
5782 * tree-flow-inline.h (overlap_subvar): Protect against
5785 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
5787 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
5788 * configure: Regenerate.
5790 2005-07-25 Ira Rosen <irar@il.ibm.com>
5792 * expr.c (highest_pow2_factor): Make extern.
5793 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
5794 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5795 record_array_differ_p, array_ptr_differ_p): Likewise.
5796 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
5797 additional cases. Call the above functions.
5798 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
5799 base_object_differ_p when there are two base objects. Otherwise, compare
5800 base address and offset. Call may_alias_p.
5801 (dump_data_reference): Use a correct field name.
5802 (analyze_array): Make static. Initialize new data-ref fields.
5803 (analyze_indirect_ref): New function.
5804 (init_data_ref): Initialize new data-ref fields.
5805 (strip_conversion): Moved from tree-vect-analyze.c.
5806 (analyze_offset_expr, get_ptr_offset, address_analysis,
5807 object_analysis): Likewise.
5808 (analyze_offset): New function.
5809 (create_data_ref): Likewise.
5810 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
5811 dimensions for ARRAY_REFs only.
5812 (build_classic_dist_vector): Make static.
5813 (access_functions_are_affine_or_constant_p): Call macro to get the
5814 address of access functions.
5815 (compute_all_dependences): Add new parameter
5816 compute_self_and_read_read_dependences. Compute self and read-read
5817 dependences if it is true.
5818 (find_data_references_in_loop): Call create_data_ref. Initialize new
5820 (compute_data_dependences_for_loop): Add new parameter
5821 compute_self_and_read_read_dependences. Remove parameter nb_loops,
5822 compute nb_loops. Call compute_all_dependences,
5823 build_classic_dist_vector and build_classic_dir_vector with correct
5825 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
5826 with correct parameters. Compare dimensions for ARRAY_REFs only.
5827 (free_data_refs): Call macro to free access functions.
5828 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
5829 fields from stmt_vinfo.
5830 (struct base_object_info): New structure.
5831 (struct data_reference): Move fields to base_object_info. Add fields
5832 first_location and object_info for above structures. Move fields from
5833 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
5834 aligned_to. Add macros to access the new fields.
5835 Update functions declarations.
5836 * tree-flow.h (is_aliased_with): Declare.
5837 * tree-loop-linear.c (linear_transform_loops): Call
5838 compute_data_dependences_for_loop with correct parameters.
5839 * tree-ssa-alias.c (is_aliased_with): New function.
5840 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
5841 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
5842 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
5843 vect_base_addr_differ_p, compute_subscript_distance and
5844 build_classic_dist_vector. Add printings. Check absolute value of
5846 (vect_analyze_data_ref_dependences): Go through ddrs instead of
5848 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
5849 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
5850 to bytes. Add printing.
5851 (vect_compute_data_refs_alignment): Go through loads and stores in one
5853 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
5854 vect_analyze_data_ref_access): Likewise.
5855 (vect_analyze_pointer_ref_access): Remove.
5856 (vect_address_analysis, vect_object_analysis): Likewise.
5857 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
5858 and analyze data-refs in the loop.
5859 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
5860 fields of data-ref instead of stmt. Add init to the offset from the
5862 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
5863 (vect_update_init_of_dr): Likewise.
5864 (vect_update_inits_of_drs): Go through loads and stores in one loop.
5865 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
5867 (new_loop_vec_info): Initialize new fields.
5868 (destroy_loop_vec_info): Free new fields.
5869 (vect_strip_conversion): Remove.
5870 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
5871 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
5872 datarefs. Add new field ddrs.
5873 Add macros for the new fields access.
5874 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
5875 base_aligned_p, misalignment, memtag, ptr_info and subvars.
5876 Remove their macros.
5877 * tree.h (highest_pow2_factor): Declare.
5879 2005-07-25 Jakub Jelinek <jakub@redhat.com>
5881 * calls.c (store_one_arg): Check for sibling call MEM arguments
5882 from already clobbered incoming argument area.
5884 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5886 * c-common.c (check_missing_format_attribute): New.
5887 * c-common.h (check_missing_format_attribute): Likewise.
5888 * c-typeck.c (convert_for_assignment): Use it.
5890 2005-07-24 Andreas Schwab <schwab@suse.de>
5892 * config/m68k/m68k.md ("extendqidi2"): When source is an address
5893 register use a word move. Correct operand of ext.w in 68000 code.
5895 2005-07-23 Mark Mitchell <mark@codesourcery.com>
5897 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
5898 variables as declarations, rather than definitions.
5900 2005-07-24 Ira Rosen <irar@il.ibm.com>
5902 PR tree-optimization/22526
5903 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
5906 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5908 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
5909 that C99 reserve for future use. Use it to define clog10,
5910 clog10f and clog10l.
5912 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5914 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
5915 * configure.ac: Check for -Wmissing-format-attribute.
5917 * configure: Regenerate.
5919 2005-07-23 Richard Henderson <rth@redhat.com>
5921 PR tree-optimization/22623
5922 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
5924 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
5927 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
5929 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5931 * Makefile.in (C_TREE_H): Update dependencies.
5932 * c-tree.h: Include toplev.h.
5933 * diagnostic.h (diagnostic_set_info): Add format attribute.
5934 * rtl-error.c (diagnostic_for_asm): Likewise.
5936 2005-07-23 Chao-ying Fu <fu@mips.com>
5938 * config/mips/mips-dsp.md: New file.
5939 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
5940 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
5942 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
5943 MIPS_BUILTIN_BPOSGE32.
5944 (mips_expand_builtin_direct): Add one parameter to indicate that
5945 builtin functions need to return a value.
5946 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
5948 (mips_regno_to_class): Add classes for 12 new DSP registers.
5949 (mips_subword): Change to check four HI registers.
5950 (mips_output_move): Output move to and from 6 new DSP accumulators.
5951 (override_options): Make sure -mdsp and -mips16 are not used together.
5952 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
5954 (mips_conditional_register_usage): Disable 6 new DSP accumulators
5956 (print_operand): Add 'q' for printing DSP accumulators.
5957 (mips_cannot_change_mode_class): Check ACC_REGS.
5958 (mips_secondary_reload_class): Check ACC_REGS.
5959 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
5960 (mips_register_move_cost): Check ACC_REGS.
5961 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
5962 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
5963 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
5964 (dsp_bdesc): New array.
5965 (bdesc_arrays): Add DSP builtin function table.
5966 (mips_prepare_builtin_arg): Check predicate again after
5968 (mips_expand_builtin): Add one more parameter to
5969 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
5970 MIPS_BUILTIN_BPOSGE32.
5971 (mips_init_builtins): Initialize new function types.
5972 (mips_expand_builtin_direct): Check if builtin functions need to
5973 return a value and pass operands properly.
5974 (mips_expand_builtin_bposge): New function.
5975 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
5976 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
5977 (FIRST_PSEUDO_REGISTER): Increase to 188.
5978 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
5979 Update for 12 new DSP registers.
5980 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
5981 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
5982 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
5983 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
5984 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
5985 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
5986 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
5987 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
5988 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
5989 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
5990 (REGISTER_NAMES): Add names for 12 new DSP registers.
5991 * config/mips/mips.md: Include mips-dsp.md.
5992 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
5993 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
5994 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
5995 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
5996 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
5997 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
5998 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
5999 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
6000 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
6001 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
6002 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
6003 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
6004 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
6005 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
6006 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
6007 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
6008 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
6009 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
6010 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
6011 (UNSPEC_RDDSP): New constants.
6012 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
6013 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
6015 * config/mips/mips.opt (-mdsp): New option.
6016 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
6017 (reg_imm10_operand): New predicates.
6018 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
6019 * doc/invoke.texi (-mdsp): Document new option.
6021 2005-07-22 DJ Delorie <dj@redhat.com>
6023 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
6025 * tree-inline.c (inlinable_function_p): Likewise.
6027 2005-07-22 Mark Mitchell <mark@codesourcery.com>
6030 * toplev.c (check_global_declarations): Do not mark undefined
6031 variables as DECL_IGNORED_P.
6032 * varasm.c (first_global_object_name): GTY it.
6033 (weak_global_object_name): Likewise.
6034 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
6035 a string to go into {weak,first}_global_object_name.
6037 2005-07-22 DJ Delorie <dj@redhat.com>
6039 * c-format.c (check_function_format): Change warning control
6040 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
6042 2005-07-22 Diego Novillo <dnovillo@redhat.com>
6044 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
6045 &PTR->FLD a dereference of PTR.
6046 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
6047 a potential dereference of PTR.
6049 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
6051 PR rtl-optimization/20370
6052 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
6053 call allocate_reg_info if necessary.
6055 PR rtl-optimization/21848
6056 * calls.c (emit_library_call_value_1): For const functions, add
6057 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
6059 PR rtl-optimization/22445
6060 * cselib.c (target.h): Include.
6061 (rtx_equal_for_cselib_p): Allow commutative matches.
6062 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
6063 Remove MODE parameter. Changed all callers.
6065 PR rtl-optimization/22258
6066 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
6068 (try_combine): Use likely_spilled_retval_p.
6070 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
6072 * config.gcc: Add crx-elf support.
6074 * doc/contrib.texi: Mention crx.
6075 * doc/extend.texi: Document crx extensions.
6076 * doc/install.texi: Document crx install.
6077 * doc/invoke.texi: Document crx options.
6078 * doc/md.texi: Document crx constraints.
6080 * config/crx/crx-protos.h: New file.
6081 * config/crx/crx.c: New file.
6082 * config/crx/crx.h: New file.
6083 * config/crx/crx.md: New file.
6084 * config/crx/crx.opt: New file.
6085 * config/crx/t-crx: New file.
6087 2005-07-22 Manfred Hollstein <mh@suse.com>
6089 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
6091 (int_add_graph_edge): Likewise.
6092 (collapse_nodes): Likewise.
6093 (process_unification_queue): Likewise.
6095 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6096 Laurent GUERBY <laurent@guerby.net>
6098 PR tree-optimization/22336
6099 * function.c (record_block_change): Check for
6100 cfun->ib_boundaries_block.
6102 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
6104 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
6105 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
6107 2005-07-21 DJ Delorie <dj@redhat.com>
6109 * toplev.c (warn_deprecated_use): Add warning control to warning
6111 * c-typeck.c (parser_build_binary_op): Likewise.
6112 (c_finish_if_stmt): Likewise.
6113 * c-common.c (check_function_sentinel): Likewise.
6114 (check_nonnull_arg): Likewise.
6116 2005-07-21 Richard Henderson <rth@redhat.com>
6119 * tree-complex.c (complex_ssa_name_components): New.
6120 (cvc_lookup): Allow entry not found.
6121 (create_components): Remove.
6122 (create_one_component_var, get_component_var): New.
6123 (get_component_ssa_name, set_component_ssa_name): New.
6124 (extract_component): Use get_component_ssa_name.
6125 (update_complex_components): Use set_component_ssa_name.
6126 (update_complex_components_on_edge): Likewise.
6127 (update_phi_components): Create new PHI nodes directly, instead
6128 of adding insns to edges.
6129 (tree_lower_complex): Allocate and free complex_variable_components
6130 and complex_ssa_name_components here.
6132 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
6134 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
6135 revert to returning false.
6137 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6140 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
6142 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6145 * config/i386/i386.md (cmpxf): Change operand constraints
6146 to "nonmemory_operand".
6148 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6150 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
6152 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6155 * fold-const.c (fold_build1): Add checksum for the operands.
6156 (fold_build2): Likewise.
6157 (fold_build3): Likewise.
6159 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6162 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
6164 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6166 * common.opt (-fforward-propagate): Committed by mistake,
6169 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6171 * reg-stack.c: Fix comment typo(s).
6172 * tree-ssa-operands.c: Likewise.
6173 * tree-vectorizer: Likewise.
6175 2005-07-21 Nick Clifton <nickc@redhat.com>
6177 * config/sh/symbian.c: Replace C++ style line comments with C
6178 style line comments.
6179 (symbian_add_attribute): Do not use a ? operator on the LHS of
6181 (sh_symbian_handle_dll_attribute): Change the type of the
6182 method vector to "VEC(tree,gc)*" and use vector accessor
6183 macros to walk over the elements.
6184 (symbian_export_vtable_and_rtti_p): Likewise.
6185 (symbian_class_needs_attribute_p): Likewise.
6187 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6190 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
6191 initialize targetm.resolve_overloaded_builtin here.
6192 (altivec_expand_overloaded_builtin): Make it non-static.
6193 * config/rs6000/rs6000-protos.h
6194 (altivec_expand_overloaded_builtin): New prototype.
6195 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
6196 targetm.resolve_overloaded_builtin here.
6197 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
6199 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6200 Zdenek Dvorak <dvorakz@suse.cz>
6202 PR tree-optimization/19210
6203 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
6205 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
6206 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
6207 rely on unproven assumptions.
6208 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
6209 * tree-flow.h (number_of_iterations_exit): Add final parameter.
6210 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
6211 to number_of_iterations_exit.
6212 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
6213 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
6214 * tree-ssa-loop-niter.c (find_loop_niter,
6215 estimate_numbers_of_iterations_loop): Likewise.
6216 (number_of_iterations_exit): Honor the new options.
6217 * doc/invoke.texi (Wunsafe-loop-optimizations,
6218 funsafe-loop-optimizations): Document them.
6220 2005-07-21 Richard Sandiford <richard@codesourcery.com>
6222 PR rtl-optimization/22167
6223 * gcse.c (hoist_code): Fix hoist_exprs[] check.
6225 2005-07-20 Adam Nemet <anemet@lnxw.com>
6227 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
6228 __do_global_dtors_aux longcall.
6230 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
6232 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
6233 (old_special_pred_table): Don't reference
6234 SPECIAL_MODE_PREDICATES.
6235 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
6236 * config/arc/arc.h: Don't mention PREDICATE_CODES.
6237 * config/sh/predicates.h: Don't mention
6238 SPECIAL_MODE_PREDICATES.
6239 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
6242 2005-07-20 DJ Delorie <dj@redhat.com>
6244 * config.gcc: Add m32c-elf support.
6246 * doc/contrib.texi: Mention m32c.
6247 * doc/extend.texi: Document m32c extensions.
6248 * doc/install.texi: Mention m32c.
6249 * doc/invoke.texi: Document m32c options.
6250 * doc/md.texi: Document m32c constraints.
6252 * config/m32c/addsub.md: New file.
6253 * config/m32c/bitops.md: New file.
6254 * config/m32c/cond.md: New file.
6255 * config/m32c/jump.md: New file.
6256 * config/m32c/m32c-lib1.S: New file.
6257 * config/m32c/m32c-lib2.c: New file.
6258 * config/m32c/m32c-modes.def: New file.
6259 * config/m32c/m32c-pragma.c: New file.
6260 * config/m32c/m32c-protos.h: New file.
6261 * config/m32c/m32c.abi: New file.
6262 * config/m32c/m32c.c: New file.
6263 * config/m32c/m32c.h: New file.
6264 * config/m32c/m32c.md: New file.
6265 * config/m32c/m32c.opt: New file.
6266 * config/m32c/minmax.md: New file.
6267 * config/m32c/mov.md: New file.
6268 * config/m32c/muldiv.md: New file.
6269 * config/m32c/predicates.md: New file.
6270 * config/m32c/prologue.md: New file.
6271 * config/m32c/shift.md: New file.
6272 * config/m32c/t-m32c: New file.
6274 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6276 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
6277 (stack_protect_set, stack_protect_test): New expanders.
6278 (stack_protect_set_si, stack_protect_set_si_media,
6279 stack_protect_set_di_media, stack_protect_test_si,
6280 stack_protect_test_si_media, stack_protect_test_di_media):
6283 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
6285 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
6287 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
6289 * tree.h (tree_expr_nonzero_p): Export.
6290 * fold-const.c (tree_expr_nonzero_p): Likewise.
6291 Return true for CALL_EXPRs that are alloca calls.
6292 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
6294 * tree-flow.h (expr_computes_nonzero): Remove.
6295 * tree-vrp.c (expr_computes_nonzero): Remove.
6296 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
6297 (extract_range_from_unary_expr): Likewise.
6298 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
6299 tree_expr_nonzero_p.
6301 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
6303 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
6304 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
6305 extra arg "picreg" and use it instead of pic_offset_table_rtx.
6306 All callers changed.
6307 (frame_related_constant_load): New arg "related" which controls
6308 setting of RTX_FRAME_RELATED_P. All callers changed.
6309 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
6310 (bfin_expand_prologue): Add stack limit checking.
6311 * config/bfin/bfin.md (trapifcc): New pattern.
6313 * config/bfin/bfin.c: Include "langhooks.h".
6314 (def_builtin): Go through lang_hooks to call builtin_function.
6316 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
6317 * config/bfin/predicates.md (symbol_ref_operand): New.
6318 (call_insn_operand): Delete. All callers changed to use
6319 register_no_elim_operand.
6320 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
6322 (function_arg): Use it to generate the call's operand 2.
6323 (bfin_longcall_p): New function.
6324 (bfin_expand_call): Extra arg "cookie". All callers and declaration
6325 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
6326 determine if the address needs to be in a REG.
6327 (bfin_handle_longcall_attribute): New function.
6328 (bfin_attribute_table): Add "longcall" and "shortcall".
6329 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
6330 (CUMULATIVE_ARGS): New member call_cookie.
6331 (PREDICATE_CODES): Add symbol_ref_operand.
6332 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
6333 extra USE to the pattern.
6334 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
6335 New patterns, split off call_insn, sibcall_insn, call_value_insn and
6336 sibcall_value_insn; now the new patterns handle direct calls and the
6337 old ones indirect calls.
6338 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
6340 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6342 * doc/trouble.texi: Update section on handling of empty loops.
6344 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
6346 * config.gcc: Remove support for sparc-*-openbsd*,
6347 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
6349 * config.host: Remove support for i860-*-sysv4* as a host.
6350 * config/i860/*, config/ip2k/*, config/ns32k/*,
6351 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
6352 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
6353 mention obsolete ports.
6355 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6357 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
6359 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
6360 of frame_pointer_rtx.
6361 (sh_expand_epilogue): Likewise.
6362 (sh_set_return_address): Likewise.
6363 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
6364 instead of FRAME_POINTER_REGNUM if needed. Add elimination
6365 offsets from FRAME_POINTER_REGNUM.
6366 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
6367 (sh_register_names): Add initializer for sfp.
6368 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
6369 (VALID_REGISTER_P): Likewise.
6370 (FIRST_PSEUDO_REGISTER): Update.
6371 (DWARF_FRAME_REGISTERS): Define.
6372 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
6373 (HARD_FRAME_POINTER_REGNUM): Define.
6374 (FRAME_POINTER_REGNUM): Redefine.
6375 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
6376 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
6377 from FRAME_POINTER_REGNUM.
6378 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
6379 FRAME_POINTER_REGNUM.
6380 (REG_CLASS_CONTENTS): Add sfp.
6381 (REG_ALLOC_ORDER): Likewise.
6382 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
6383 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
6384 of frame_pointer_rtx.
6385 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6387 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
6389 * fold-const.c (tree_expr_nonnegative_p): Only return true for
6390 ABS_EXPR when flag_wrapv is false because of INT_MIN.
6391 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
6393 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
6396 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
6398 Make CONSTRUCTOR use VEC to store initializers.
6399 * c-common.c (complete_array_type): Update to cope with VEC in
6401 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
6402 (pp_c_constructor_elts): New function.
6403 * c-pretty-print.h (pp_c_constructor_elts): Declare.
6404 * c-typeck.c (build_function_call, build_c_cast, digest_init,
6405 struct constructor_stack, struct initializer_stack,
6406 constructor_elements, push_init_level, pop_init_level,
6407 add_pending_init, find_init_member, output_init_element): Update to
6408 cope with VEC in CONSTRUCTOR_ELTS.
6409 * coverage.c (build_fn_info_value, build_ctr_info_value,
6410 build_gcov_info): Likewise.
6411 * expr.c (categorize_ctor_elements_1, store_constructor,
6412 expand_expr_real_1): Likewise.
6413 * fold-const.c (fold_ternary): Likewise.
6414 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
6415 gimplify_init_constructor, gimplify_expr): Likewise.
6416 * tree-dump.c (dequeue_and_dump): Likewise.
6417 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
6419 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
6421 * tree-sra.c (generate_element_init_1): Likewise.
6422 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
6423 * tree-ssa-operands.c (get_expr_operands): Likewise.
6424 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
6425 * tree-vect-transform.c (vect_get_vec_def_for_operand):
6426 (get_initial_def_for_reduction): Likewise.
6427 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
6428 value handle in annotations.
6429 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
6430 tree_node_structure): Add support for constr_kind.
6431 (build_vector_from_ctor, build_constructor_single,
6432 build_constructor_from_list): New functions.
6433 (build_constructor): Update to take a VEC instead of a TREE_LIST.
6434 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
6435 Update to cope with VEC in CONSTRUCTOR_ELTS.
6436 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
6437 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
6438 CONSTRUCTOR_APPEND_ELT): New macros.
6439 (struct constructor_elt, struct tree_constructor): New data types.
6440 (union tree_node): Add tree_constructor field.
6441 * treestruct.def: Define TS_CONSTRUCTOR.
6442 * varasm.c (const_hash_1, compare_constant, copy_constant,
6443 compute_reloc_for_constant, output_addressed_constants,
6444 initializer_constant_valid_p, output_constant,
6445 array_size_for_constructor, output_constructor): Update to cope with
6446 VEC in CONSTRUCTOR_ELTS.
6447 * vec.h (VEC_empty, VEC_copy): New macros.
6449 2005-07-19 Devang Patel <dpatel@apple.com>
6451 * dbxout.c (dbxout_type): Check Objective-C++ lang.
6453 2005-07-19 Richard Henderson <rth@redhat.com>
6456 * gimplify.c (gimplify_expr): Use main variant type for the temp
6457 destination for a discarded volatile read.
6458 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
6459 casts between non-void types that change volatility.
6461 2005-07-15 DJ Delorie <dj@redhat.com>
6463 * toplev.h: Add comment about the first parameter for warning().
6464 * errors.h: Likewise.
6466 * c.opt (Wpragmas): New.
6467 * doc/invoke.texi: Document it.
6469 * function.c (do_warn_unused_parameter): Add warning control to
6471 * c-decl.c (warn_if_shadowing): Likewise.
6472 * c-lex.c (cb_def_pragma): Likewise.
6473 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
6474 (pop_alignment): Likewise.
6475 (handle_pragma_pack): Likewise.
6476 (apply_pragma_weak): Likewise.
6477 (handle_pragma_weak): Likewise.
6478 (handle_pragma_redefine_extname): Likewise.
6479 (add_to_renaming_pragma_list): Likewise.
6480 (handle_pragma_extern_prefix): Likewise.
6481 (maybe_apply_renaming_pragma): Likewise.
6482 (handle_pragma_visibility): Likewise.
6484 * config/c4x/c4x-c.c (BAD): Likewise.
6485 (c4x_parse_pragma): Likewise.
6486 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
6487 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
6488 (rs6000_pragma_longcall): Likewise.
6489 * config/v850/v850-c.c (pop_data_area): Likewise.
6490 (ghs_pragma_section): Likewise.
6491 (ghs_pragma_section): Likewise.
6492 (ghs_pragma_interrupt): Likewise.
6493 (ghs_pragma_starttda): Likewise.
6494 (ghs_pragma_startsda): Likewise.
6495 (ghs_pragma_startzda): Likewise.
6496 (ghs_pragma_endtda): Likewise.
6497 (ghs_pragma_endsda): Likewise.
6498 (ghs_pragma_endzda): Likewise.
6500 2005-07-19 Danny Berlin <dberlin@dberlin.org>
6501 Kenneth Zadeck <zadeck@naturalbridge.com>
6503 * Makefile.in: Removed tree-promote-statics.c
6504 * tree-promote-statics.c: Removed.
6505 * common.opt: Removed flag-promote-statics.
6507 * passes.c: Removed tree-promote-statics pass.
6508 * tree-pass.h: Ditto.
6509 * timevar.def: Removed TV_PROMOTE_STATICS.
6512 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
6514 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
6516 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
6518 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6521 * c-common.c (check_function_arguments): Call
6522 'check_function_format' if either -Wformat or
6523 -Wmissing-format-attribute are specified.
6524 * c-format.c (check_function_format): Check -Wformat before
6525 calling 'check_format_info'.
6526 * c-opts.c (c_common_post_options): Don't warn for
6527 -Wmissing-format-attribute without -Wformat.
6528 * c-typeck.c (convert_for_assignment): Detect additional cases for
6529 -Wmissing-format-attribute.
6530 * doc/invoke.texi (-Wmissing-format-attribute): Document new
6533 2005-07-19 Richard Guenther <rguenther@suse.de>
6535 * config/i386/i386.md (lrint<mode>2): Use temporary
6536 instead of clobbering non-existent memory.
6538 2005-07-19 Nick Clifton <nickc@redhat.com>
6540 * config/avr/avr.c (legitimate_address_p): Fix debugging print
6541 statement to avoid displaying ASCII control characters.
6543 2005-07-19 Ben Elliston <bje@au.ibm.com>
6545 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
6546 * cfganal.c (find_edge_index): Ditto.
6547 * combine.c (combine_instructions): Ditto.
6548 * ddg.c (create_scc): Ditto.
6549 (find_successors): Ditto.
6550 (find_predecessors): Ditto.
6551 (find_nodes_on_paths): Ditto.
6552 (longest_simple_path): Ditto.
6553 * flow.c (update_life_info): Ditto.
6554 (count_or_remove_death_notes): Ditto.
6555 (clear_log_links): Ditto.
6556 * modulo-sched.c (generate_reg_moves): Ditto.
6557 (find_max_asap): Ditto.
6558 (find_max_hv_min_mob): Ditto.
6559 (find_max_dv_min_mob): Ditto.
6560 * sbitmap.c (sbitmap_first_set_bit): Ditto.
6561 * sched-rgn.c (extract_edgelst): Ditto.
6562 * tree-into-ssa.c (prepare_names_to_update): Ditto.
6563 (dump_update_ssa): Ditto.
6564 (ssa_names_to_replace) Ditto.
6565 (switch_virtuals_to_full_rewrite): Ditto.
6566 (update_ssa): Ditto.
6567 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6569 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
6571 Fix PR tree-optimization/22483
6573 * tree-complex.c (create_components): Use
6574 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
6575 * tree-flow-inline.h (fill_referenced_var_vec): New function.
6576 * tree-flow.h (safe_referenced_var_iterator): New structure.
6577 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
6578 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
6579 safe_referenced_var iterator.
6580 (add_type_alias): Ditto.
6582 2005-07-19 Steven Bosscher <stevenb@suse.de>
6584 * loop-init.c (rest_of_handle_loop2): Remove.
6585 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
6586 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
6587 (pass_rtl_loop_init, pass_rtl_loop_done,
6588 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
6589 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
6590 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
6591 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
6592 pass_tree_loop_done, and pass_tree_unswitch.
6593 (gate_loop): Rename to gate_tree_loop.
6594 * passes.c (init_optimization_passes): Update for renamed tree
6595 loop passes. Add the new loop2 passes as subpasses of loop2.
6596 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
6597 Update for the renamed tree loop passes.
6599 2005-07-18 Ian Lance Taylor <ian@airs.com>
6602 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
6603 blocks when optimizing.
6605 2005-07-18 Steve Ellcey <sje@cup.hp.com>
6607 * common.opt (frename-registers): Initialize to 2.
6609 (fgcse-after-reload): Ditto.
6610 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
6611 (process_options): Only change flag_web, flag_rename_registers,
6612 and flag_rerun_cse_after_loop if not explicitly set by user.
6614 2005-07-18 Jan Beulich <jbeulich@novell.com>
6616 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
6617 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
6618 in 64-bit mode the same as DImode in 32-bit mode.
6619 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
6620 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
6621 mode. Add new mode parameter.
6622 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
6623 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
6624 x86_64_shift_adj): New expanders.
6625 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
6626 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
6628 Respective new splitters. Use renamed shift splitter helpers in 32-bit
6629 DImode shift splitters.
6630 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
6631 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
6634 2005-07-18 Jan Beulich <jbeulich@novell.com>
6636 * i386.md (movdi_extzv_1): New.
6637 (zero_extendhidi2): Combine alternatives and never force use of
6639 (zero_extendqidi2): Likewise. Don't restrict input selection.
6641 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6643 Fix PR tree-optimization/22531
6644 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
6647 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6649 * tree-promote-statics.c (pass_promote_statics): Change dump file
6652 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6654 * tree-optimize.c (init_tree_optimization_passes): Add
6655 pass_eliminate_useless_stores pass.
6656 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
6657 * tree-ssa-pre.c (is_copy_stmt): New function.
6658 (follow_copies_till_vuse): Ditto.
6659 (do_eustores): Ditto.
6660 (gate_eustores): Ditto.
6662 2005-07-16 Richard Henderson <rth@redhat.com>
6664 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
6666 2005-07-16 Danny Berlin <dberlin@dberlin.org>
6667 Kenneth Zadeck <zadeck@naturalbridge.com>
6669 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
6670 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
6671 ipa-type-escape.h, tree-promote-statics.c
6672 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
6673 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
6674 tree-promote-statics.c: new files.
6675 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
6676 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
6677 int nonlocal_set_p, mark_constant_function): Deleted.
6678 (rest_of_handle_cfg): Removed call to mark_constant_function.
6679 (nonoverlapping_component_refs_p): Added calls to support
6680 type based aliasing.
6681 * tree-ssa-alias.c (may_alias_p,
6682 compute_flow_insensitive_aliasing): Ditto.
6683 * calls.c (flags_from_decl_or_type): Removed reference to
6685 * c-typeck.c (convert_arguments): Make builtins tolerant of having
6686 too many arguments. This is necessary for Spec 2000.
6687 * cgraph.h (const_function, pure_function): Removed.
6688 * common.opt: Added "fipa-pure-const", "fipa-reference",
6689 "fipa-type-escape", and "ftree-promote-static".
6691 * passes.c: Added ipa and tree-promote-statics passes.
6692 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
6693 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
6694 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
6695 * tree-flow.h: Added exposed sra calls and addition of
6696 reference_vars_info field for FUNCTION_DECLS.
6697 * tree-pass.h: Added passes.
6698 * tree-sra.c: (sra_init_cache): New function.
6699 (sra_insert_before, sra_insert_after) Made public.
6700 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
6702 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
6703 aliasing. (may_alias_p): Added code to use type escape analysis to
6705 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
6706 code to prune clobbers of static variables based on information
6707 produced in ipa-reference pass. Changed call clobbering so that
6708 statics are not marked as clobbered if the call does not clobber
6711 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
6713 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
6716 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6718 * doc/install.texi (*-*-solaris2*): Document recommended version
6719 of GNU binutils and mention GNU linker problem on Solaris 10.
6721 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
6724 * c-decl.c (c_build_bitfield_integer_type): New function.
6725 (finish_struct): Call it.
6726 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
6728 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6730 * c-typeck.c (digest_init): Call 'convert_for_assignment'
6733 2005-07-16 Jan Hubicka <jh@suse.cz>
6735 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
6736 (scale_bbs_frequencies_int): Watch roundoff errors.
6737 * predict.c (return_prediction): Initialize return_stmt.
6739 2005-07-16 Jan Hubicka <jh@suse.cz>
6741 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
6742 after RTL profiling.
6744 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
6747 * fold-const.c (build_range_check): Convert high/low to etype
6748 if we are only comparing against exp.
6750 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
6752 Fix PR tree-optimization/22376
6753 * tree-ssa-structalias.c (build_constraint_graph): We really meant
6755 (need_to_solve): New function.
6756 (compute_points_to_sets): Use it.
6758 2005-07-15 Jan Hubicka <jh@suse.cz>
6760 * cfg.c (update_bb_profile_for_threading): More diagnostic.
6761 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
6763 2005-07-15 Richard Guenther <rguenther@suse.de>
6765 * c-common.c (handle_flatten_attribute): New function.
6766 Add flatten function attribute.
6767 * doc/extend.texi: Document flatten function attribute.
6768 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
6769 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
6771 (cgraph_decide_inlining): Handle functions with flatten
6774 2005-07-14 David Edelsohn <edelsohn@gnu.org>
6776 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
6777 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
6778 UNSPEC_XCHG, UNSPEC_AND): New.
6779 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
6780 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
6781 * config/rs6000/sync.md (FETCHOP): New code macro.
6782 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
6784 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
6785 (sync_compare_and_swap<mode>): Same.
6786 (sync_lock_test_and_set<mode>): Same.
6787 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
6788 for QImode and HImode, and not PPC405.
6789 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
6790 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
6791 (sync_<fetchop>{si,di}_internal): New.
6792 (sync_nand{si,di}_internal): New.
6793 (sync_old_<fetchop>{si,di}_internal): New.
6794 (sync_old_nand{si,di}_internal): New
6795 (sync_new_<fetchop>{si,di}_internal): New.
6796 (sync_new_nand{si,di}_internal): New.
6797 (atomic_and{si,di}): New.
6798 (sync_new_nand{si,di}_internal): New.
6799 (atomic_and{si,di}): New.
6800 (sync_add<mode>_internal): Delete.
6801 (sync_addshort_internal): Use unspec instead of unspec_volatile.
6802 (sync_sub<mode>_internal): Delte.
6803 (sync_subshort_internal): New.
6804 (sync_andsi_internal): Use unspec instead of unspec_volatile.
6805 (sync_anddi_internal): Delete.
6806 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
6807 (sync_booldi_internal): Delete.
6808 (sync_boolc<mode>_internal): Delete.
6809 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
6810 (sync_boolc<mode>_internal2): Delete.
6811 (sync_boolcc<mode>_internal): Delete.
6812 (isync, lwsync): Use unspec instead of unspec_volatile.
6813 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
6814 Revert UNSPEC_VOLATILE.
6815 (rs6000_split_atomic_op): New.
6816 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
6818 2005-07-14 Eric Christopher <echristo@redhat.com>
6820 * config/mips/mips.c (mips_canonicalize_comparison): Cast
6821 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
6823 2005-07-14 Eric Christopher <echristo@redhat.com>
6825 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
6827 2005-07-14 Steven Bosscher <stevenb@suse.de>
6829 PR tree-optimization/22230
6830 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
6831 the computation of the four cross productions for "range op range".
6833 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
6834 Ulrich Weigand <uweigand@de.ibm.com>
6837 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
6840 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
6842 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
6844 2005-07-14 Steve Ellcey <sje@cup.hp.com>
6846 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
6848 2005-07-14 Richard Guenther <rguenther@suse.de>
6851 * config/i386/i386-protos.h (ix86_function_value): Change
6852 prototype to match new target hook.
6853 * config/i386/i386.c (ix86_value_regno): Change prototype
6854 to take extra type argument.
6855 (TARGET_FUNCTION_VALUE): Define.
6856 (ix86_function_ok_for_sibcall): Pass extra argument to
6857 ix86_value_regno, check return slot rtx for exact match.
6858 (ix86_function_value): Take extra parameter. Dispatch to
6859 ix86_value_regno with fndecl/fntype as provided.
6860 (ix86_value_regno): Handle extra type argument.
6861 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
6863 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
6864 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
6865 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
6866 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
6867 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
6869 2005-07-14 Richard Guenther <rguenther@suse.de>
6871 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
6872 * calls.c (expand_call): Pass fntype to hard_function_value.
6873 (emit_library_call_value_1): Likewise.
6874 * explow.c: Include target.h.
6875 (hard_function_value): Take extra argument, the fntype.
6876 Use new target hook for function_value.
6877 * expr.h (hard_function_value): Change prototype.
6878 * function.c (aggregate_value_p): Pass 0 as fntype to
6879 hard_function_value.
6880 (assign_parms): Use new target hook for function_value.
6881 Pass 0 as fntype to hard_function_value.
6882 (expand_function_end): Likewise.
6883 * reg-stack.c: Include target.h.
6884 (stack_result): Use new target hook for function_value.
6885 * target-def.h: New target hook function_value.
6886 * target.h: Likewise.
6887 * targhooks.c (default_function_value): New function.
6888 * targhooks.h (default_function_value): Declare.
6890 2005-07-13 Ian Lance Taylor <ian@airs.com>
6892 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
6894 2005-07-14 Jan Hubicka <jh@suse.cz>
6896 * tree-dfa.c (dump_variable): Use default_def function.
6897 * tree-ssa-alias.c (dump_points_to_info): Likewise.
6898 * tree-ssa.c (verify_use): Likewise.
6899 * tree-ssanames.c (release_ssa_name): Likewise.
6900 * tree-tailcall.c (eliminate_tail_call): Likewise.
6901 (tree_optimize_tail_calls_1): Likewise.
6902 * tree-vrp.c (get_value_range): Likewise.
6904 2005-07-14 Ben Elliston <bje@au.ibm.com>
6906 * gcc.c (main): Compare language[0] with '*' when iterating over
6909 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6911 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
6912 "s390_emit_compare". Add handling of CCZ1mode.
6913 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
6914 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
6916 (s390_branch_condition_mask): Add CCZ1mode handling.
6917 * config/s390/s390.md: ("seq", "*seq"): New pattern.
6918 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
6919 Use CCZ1mode instead of CCZmode.
6920 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
6922 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6924 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
6926 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
6928 2005-07-13 Eric Christopher <echristo@redhat.com>
6930 * config/mips/mips.c (mips_canonicalize_comparison): New.
6931 (mips_emit_int_relational): Use.
6933 2005-07-13 Eric Christopher <echristo@redhat.com>
6935 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6937 * config/s390/s390.md: Include tpf.md. Move tpf specific
6939 * config/s390/tpf.md: To here.
6940 * config/s390/s390.opt: Move tpf specific options...
6941 * config/s390/tpf.opt: to here. Add mmain option.
6942 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6943 * config/s390/tpf.h: Rewrite.
6945 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6947 * doc/tm.texi: Remove @xref{Cross-profiling}.
6949 2005-07-13 Jeff Law <law@redhat.com>
6951 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
6952 expressions, test their _DECL operands for pointer equality rather
6953 than using operand_equal_p.
6955 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6957 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
6958 (TARGET_POSIX_IO): This.
6959 * config/darwin.h: Likewise.
6960 * config/freebsd.h: Likewise.
6961 * config/linux.h: Likewise.
6962 * config/lynx.h: Likewise.
6963 * config/netbsd.h: Likewise.
6964 * config/rs6000/linux64.h: Likewise.
6965 * config/rs6000/linux.h: Likewise.
6966 * config/s390/tpf.h: Likewise.
6967 * config/sh/embed-elf.h: Likewise.
6968 * config/sparc/linux64.h: Likewise.
6969 * config/sparc/linux.h: Likewise.
6970 * config/svr4.h: Likewise.
6971 * gcov-io.h: Likewise.
6973 * doc/tm.texi: Updated.
6975 * libgcov.c (create_file_directory): Defined only if
6976 TARGET_POSIX_IO is defined.
6977 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
6980 2005-07-13 Jan Hubicka <jh@suse.cz>
6982 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
6984 2005-07-13 David Edelsohn <edelsohn@gnu.org>
6986 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
6987 structure as argument.
6989 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
6991 PR tree-optimization/21921
6992 * tree-iterator.c (tsi_link_before): Support the case when
6993 tsi_end_p (tsi) == true.
6995 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6997 PR tree-optimization/22442
6998 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
7001 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7003 PR rtl-optimization/20376
7004 * toplev.c (process_options): Enable -fweb and -frename-registers when
7006 * doc/invoke.texi: Update the information about when -fweb and
7007 -frename-registers are enabled.
7009 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7012 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
7013 if *rhs_p is not a SSA_NAME.
7015 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
7017 Fix PR tree-optimization/22422
7018 * tree-ssa-structalias.c (struct variable_info): Add flag for
7020 (get_varinfo): Now a static function.
7021 (new_varinfo): init has_union and is_special_var to false.
7022 (solution_set_add): Check has_union.
7023 (do_da_constraint): Move temporary variable so it gets reset
7025 Also check for special variable.
7026 (do_ds_constraint): Ditto.
7027 (do_sd_constraint): Ditto.
7028 (do_structure_copy): Check for special variable.
7029 (find_func_aliases): Ditto.
7030 (init_base_vars): Set special vars properly.
7032 2005-07-13 Jan Hubicka <jh@suse.cz>
7034 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
7037 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
7038 (get_expr_operands): Fix thinko wrt flags and subvars.
7040 PR tree-optimize/22379
7041 * tree-inline.c (expand_call_inline): Do not output sorry in early
7044 2005-07-12 Dale Johannesen <dalej@apple.com>
7046 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
7048 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7051 * host-linux.h: Include limits.h.
7053 2005-07-12 Dale Johannesen <dalej@apple.com>
7055 * expr.c (compress_float_constant): Add cost check.
7056 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
7058 2005-07-12 Dale Johannesen <dalej@apple.com>
7060 * gcc.target/i386/compress-float-sse.c: New.
7061 * gcc.target/i386/compress-float-sse-pic.c: New.
7062 * gcc.target/i386/compress-float-387.c: New.
7063 * gcc.target/i386/compress-float-387-pic.c: New.
7064 * gcc.dg/compress-float-ppc.c: New.
7065 * gcc.dg/compress-float-ppc-pic.c: New.
7067 2005-07-12 Eric Christopher <echristo@redhat.com>
7069 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
7071 * config/s390/s390.md: Include tpf.md. Move tpf specific
7073 * config/s390/tpf.md: To here.
7074 * config/s390/s390.opt: Move tpf specific options...
7075 * config/s390/tpf.opt: to here. Add mmain option.
7076 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7077 * config/s390/tpf.h: Rewrite.
7079 2005-07-12 Eric Christopher <echristo@redhat.com>
7081 * gcc.c (struct infile): Update comment for language.
7082 (main): Rewrite input file resetting code.
7084 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7087 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
7088 requiring a cast in a non RHS of modify_expr. Add a cast when required.
7089 (lookup_avail_expr): Use constant_boolean_node instead
7090 of boolean_false_node/boolean_true_node.
7092 2005-07-12 Ben Elliston <bje@au.ibm.com>
7094 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
7095 and use it when printing num_edges.
7097 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
7099 * doc/extend.texi (Blackfin Built-in Functions): New section.
7100 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
7103 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
7105 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
7106 s/cmpstrsi/cmpstrnsi
7107 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
7109 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
7110 (init_optabs): Initialize cmpstrn_optab.
7111 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
7112 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
7113 * expr.c: (enum insn_code cmpstrn_optab): Declare.
7114 * config/i386/i386.md: s/cmpstr/cmpstrn
7115 * config/c4x/c4x.md: s/cmpstr/cmpstrn
7116 * doc/md.texi: Update documentation.
7118 2005-07-11 Richard Henderson <rth@redhat.com>
7120 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
7121 build_va_arg_indirect_ref.
7122 (alpha_gimplify_va_arg): Likewise.
7123 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
7124 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
7125 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
7126 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
7127 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
7128 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
7130 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
7132 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7134 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
7135 * passes.c (init_optimization_passes): Add pass_empty_loop.
7136 * tree-pass.h (pass_empty_loop): Declare.
7137 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
7138 try_remove_empty_loop, remove_empty_loops): New functions.
7139 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
7140 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
7142 2005-07-12 Peter Barada <peter@the-baradas.com>
7146 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
7147 in address registers.
7148 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
7149 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
7150 alternative of addsi3_5200.
7152 2005-07-11 Ian Lance Taylor <ian@airs.com>
7154 * config/mips/mips.md (ffs<mode>2): Remove.
7156 2005-07-11 Ian Lance Taylor <ian@airs.com>
7158 * doc/tree-ssa.texi (Cleanups): Improve description of
7160 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
7162 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7164 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
7165 * tree.h (DECL_ARGUMENT_FLD): New macro.
7167 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7169 Fix PR tree-optimization/22404
7171 * tree-ssa-structalias.c (create_variable_info_for): Use
7174 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
7176 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
7177 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
7178 for second comparison operand.
7179 * config/bfin/predicates.md (reg_or_const_int_operand): New.
7181 * config/bfin/bfin.md (define_attr "type"): Add "sync".
7182 (define_insn_reservation "alu"): Likewise.
7183 (csync, ssync): Now of type sync.
7184 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
7185 -mcsync-anomaly -mspecld-anomaly.
7186 * config/bfin/bfin.opt (mcsync): Remove.
7187 (mcsync-anomaly, mspecld-anomaly): Add.
7188 * config/bfin/bfin.c: Include "insn-codes.h".
7189 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
7190 (TARGET_DEFAULT_TARGET_FLAGS): New.
7191 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
7193 2005-07-11 Steven Bosscher <stevenb@suse.de>
7195 * basic-block.h: Give the BB flags enum a name, bb_flags.
7196 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
7197 * cfgcleanup.c (enum bb_flags): Remove here.
7198 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
7199 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
7200 (update_forwarder_flag): Likewise.
7201 (thread_jump): Likewise.
7202 (try_forward_edges): Likewise.
7203 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
7204 forwarder flags. Don't clear bb->aux for all basic blocks. Only
7205 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
7207 2005-07-11 Richard Guenther <rguenther@suse.de>
7209 * config/i386/i386.opt: New target option -msseregparm.
7210 * config/i386/i386.c (override_options): Error out for
7211 -msseregparm but no SSE support.
7212 (ix86_function_sseregparm): Check for global sseregparm.
7213 * doc/invoke.texi: Document -msseregparm.
7215 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7217 * config.gcc (m32r-*-linux*): Use the default extra_parts.
7218 (m32rle-*-linux*): Ditto.
7220 2005-07-11 Jakub Jelinek <jakub@redhat.com>
7222 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
7223 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
7226 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7230 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
7231 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
7233 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
7235 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
7236 (varmap): Heapify varmap.
7237 (constraints): Heapify constraints.
7238 (struct constraint_graph): Heapify succs and preds.
7239 (constraint_vec_find): Update for heapification.
7240 (constraint_set_union): Ditto.
7241 (insert_into_complex): Ditto.
7242 (constraint_edge_vec_find): Ditto.
7243 (erase_graph_self_edge): Ditto.
7244 (add_graph_edge): Ditto.
7245 (get_graph_weights): Ditto.
7246 (merge_graph_nodes): Ditto.
7247 (build_constraint_graph): Ditto.
7248 (topo_visit): Ditto.
7249 (solve_graph): Ditto.
7250 (create_variable_info_for): Ditto.
7251 (init_base_vars): Ditto.
7252 (delete_points_to_sets): Free graph, varmap, and complex constraints.
7253 (condese_varmap_nodes): Free complex vector.
7254 (clear_edges_for_node): Clear succs and preds vector.
7256 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7258 * tree-ssa-structalias.c (update_alias_info): Change counting of
7259 references to not include vdefs.
7261 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7263 * tree-ssa-alias.c (free_used_part_map): Add missing free.
7266 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7268 * pa.c (pa_commutative_p): Make PLUS commutative when
7269 TARGET_NO_SPACE_REGS is true.
7271 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7273 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
7274 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
7275 * tree-dfa.c (dump_subvars_for): New.
7276 (debug_subvars_for): New.
7277 (dump_variable): Show subvariables if VAR has them.
7278 * tree-flow-inline.h (get_subvar_at): New.
7279 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
7280 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
7282 (struct subvar): Change fields offset and size to unsigned
7284 (dump_subvars_for): Declare.
7285 (debug_subvars_for): Declare.
7286 (get_subvar_at): Declare.
7287 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
7288 to unsigned HOST_WIDE_INT *.
7289 (overlap_subvar): Likewise.
7290 * tree-gimple.c (is_gimple_reg): Always return false for
7291 SFTs and memory tags.
7292 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
7294 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
7295 (compute_may_aliases): Call compute_points_to_sets.
7296 (collect_points_to_info_for): Remove.
7297 (compute_points_to_and_addr_escape): Remove.
7298 (delete_alias_info): Call delete_points_to_sets.
7299 (compute_flow_sensitive_aliasing): If the call to
7300 find_what_p_points_to returns false, call set_pt_anything.
7301 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
7302 (set_pt_anything): Clear pi->pt_vars.
7303 (set_pt_malloc): Remove.
7304 (merge_pointed_to_info): Remove.
7305 (add_pointed_to_expr): Remove.
7306 (add_pointed_to_var): Remove.
7307 (collect_points_to_info_r): Remove.
7308 (is_escape_site): Make extern.
7310 (create_overlap_variables_for): Call it.
7311 * tree-ssa-copy.c (merge_alias_info): Never merge
7312 flow-sensitive alias information.
7313 * tree-ssa-operands.c (get_expr_operands): Adjust variables
7314 offset and size to be unsigned HOST_WIDE_INT.
7315 (add_to_addressable_set): Rename from note_addressable.
7316 Set TREE_ADDRESSABLE as the variables are added to the set.
7318 (add_stmt_operand): Do not try to micro-optimize unmodifiable
7319 operands into VUSEs when adding V_MAY_DEFs for members in an
7321 * tree-ssa-operands.h (add_to_addressable_set): Declare.
7322 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
7323 (struct variable_info): Add bitfield is_heap_var.
7324 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
7325 (new_var_info): Initialize is_heap_var.
7326 (get_constraint_for): Add HEAP variables to the symbol table.
7327 Mark them with is_heap_var.
7328 (update_alias_info): New. Taken mostly from the old
7329 compute_points_to_and_addr_escape.
7330 (handle_ptr_arith): New.
7331 (find_func_aliases): Call update_alias_info.
7332 Call handle_ptr_info for tcc_binary expressions.
7333 Call mark_stmt_modified.
7334 (create_variable_info_for): If DECL has subvars, do not create
7335 variables for its subvars. Always add all the fields.
7336 (set_uids_in_ptset): If the solution includes ANYOFFSET and
7337 SFTs, then add all the SFTs of the structure.
7338 If VI->DECL is an aggregate with subvariables, add the SFT at
7340 (find_what_p_points_to): If VI is an artificial variable,
7341 translate to bitfields in SSA_NAME_PTR_INFO.
7342 If the solution is empty, set pi->pt_vars to NULL
7343 (init_base_vars): Create ANYOFFSET.
7344 (compute_points_to_sets): Rename from create_alias_vars.
7346 (pass_build_pta): Remove.
7347 (delete_points_to_sets): Rename from delete_alias_vars.
7348 (pass_del_pta): Remove.
7349 * tree-ssa-structalias.h (struct alias_info): Move from
7351 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
7352 NUM_REFERENCES_SET): Likewise.
7353 (compute_points_to_sets, delete_points_to_sets): Declare.
7355 2005-07-09 Richard Henderson <rth@redhat.com>
7357 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
7358 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
7359 alpha_split_lock_test_and_set_12): New functions.
7360 * config/alpha/alpha-protos.h: Update.
7361 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
7362 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
7363 * config/alpha/sync.md (I12MODE): New.
7364 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
7365 (sync_<fetchop_name><I48MODE>): Likewise.
7366 (sync_nand<I48MODE>): Likewise.
7367 (sync_old_<fetchop_name><I48MODE>): Likewise.
7368 (sync_new_<fetchop_name><I48MODE>): Likewise.
7369 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
7370 (sync_compare_and_swap<I48MODE>): Likewise.
7371 (sync_lock_test_and_set<I48MODE>): Likewise.
7372 (sync_compare_and_swap<I12MODE>): New.
7373 (sync_compare_and_swap<I12MODE>_1): New.
7374 (sync_lock_test_and_set<I12MODE>): New.
7375 (sync_lock_test_and_set<I12MODE>_1): New.
7377 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7381 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
7383 2005-07-09 Jakub Jelinek <jakub@redhat.com>
7385 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
7386 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
7388 2005-07-09 Richard SAndiford <richard@codesourcery.com>
7391 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7393 2005-07-08 David Edelsohn <edelsohn@gnu.org>
7395 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
7396 memory_operand constraint.
7397 (store_conditional_<mode>): Same.
7398 (sync_compare_and_swap<mode>): Same.
7399 (sync_lock_test_and_set<mode>): Same.
7401 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
7403 Rewrite PIC support to more closely model actual instructions.
7404 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
7405 (cris_symbol): Remove prototypes for removed functions.
7406 (cris_pic_symbol_type_of, cris_valid_pic_const)
7407 (cris_expand_pic_call_address): Prototypes for new functions.
7408 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
7410 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
7412 <case ':'>: Add case for new punctuation character.
7413 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
7414 emitting (extra) PIC modifier.
7415 <case UNSPEC>: Do not assert for PLT.
7416 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
7417 (cris_expand_prologue, cris_expand_epilogue): Check
7418 for pic_offset_table_rtx usage instead of taking
7419 current_function_uses_pic_offset_table as the final word.
7420 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
7421 Remove flag_pic difference.
7422 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
7423 the moral equivalents of...
7424 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
7426 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
7427 (cris_handle_option): Mark ARG as unused.
7428 (cris_expand_pic_call_address): New worker function for "call",
7430 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
7431 output PIC constructs here.
7432 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
7433 as symbol-specific modifers, not whole or part of operands.
7434 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
7435 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
7436 constants and flag_pic.
7437 (CONSTANT_INDEX_P): Adjust for new functions.
7438 (enum cris_pic_symbol_type): New helper type.
7439 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
7440 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
7441 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
7443 ("movsi"): Emit actual instructions for GOT and relative access.
7444 ("*movsi_got_load"): New pattern to set up the register holding
7446 ("*movsi_internal"): Operand 1 is not a plain general_operand.
7447 Adjust FIXME for 'S'.
7448 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
7449 Use "movs" for -fpic cases.
7450 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
7451 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
7452 ("call", "call_value"): Just call cris_expand_pic_call_address for
7454 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
7455 Remove special pattern.
7456 ("*expanded_call_side", "*expanded_call_value_side"): New
7458 (gotplt-to-plt, gotplt-to-plt-side-call)
7459 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
7461 * config/cris/cris/predicates.md
7462 ("cris_general_operand_or_gotless_symbol"): Remove unused
7464 ("cris_general_operand_or_symbol"): Adjust for new functions.
7466 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7468 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
7470 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
7472 * Makefile.in (TREE_H): Add treestruct.def.
7473 (c-decl.o): Add pointer-set.h
7474 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
7475 visibility on regular DECL's.
7476 (merge_decls): Fix the copying of decl nodes of various types for
7477 the new structures. Don't update RTL, section name, weak status,
7478 etc, on DECL's without RTL.
7479 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
7480 Don't check volatile on non-variable types.
7481 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
7482 to check whether we have seen arguments.
7483 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
7484 flag is checked before field (flag is common, field is not).
7485 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
7486 TS_DECL_COMMON could have an origin.
7487 (add_location_or_const_value_attribute): Don't check section name
7488 on non-var/function decls.
7489 (dwarf2out_var_location): Reverse order of tests.
7490 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
7491 with DECL_WRTL_CHECK.
7492 * expmed.c (make_tree): rtl is now in decl_with_rtl.
7493 * fold-const.c (fold_binary): Don't check weakness on
7494 non-var/function decls.
7495 (tree_expr_nonzero_p): Ditto.
7496 (fold_checksum_tree): Use tree_decl_extra as sizeof
7498 * ggc-page.c (extra_order_size_table): Add sizes for
7499 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
7501 * gimplify.c (gimplify_bind_expr): Only set
7502 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
7503 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
7505 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
7506 * langhooks.h (init_ts). New langhook.
7507 * passes.c (rest_of_decl_compilation): Reverse order of tests.
7508 * print-tree.c (print_node): Update to only print fields that
7509 exist in the structures the passed decl has.
7510 * toplev.c (wrapup_global_declarations): Don't reset
7511 DECL_DEFER_OUTPUT on DECL's that don't contain it.
7512 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
7513 * tree-inline.c (remap_decl): Ditto.
7514 * tree-outof-ssa.c (create_temp): Reverse order of tests.
7515 * tree-pretty-print.c (print_declaration): Don't print
7516 DECL_REGISTER on things that don't contain it.
7517 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
7518 non-var/function decls.
7519 * tree.c (tree_contains_struct): New structure.
7520 (init_priority_for_decl): New hashtable.
7521 (tree_int_map): New structure.
7522 (tree_int_map_eq): New function.
7523 (tree_int_map_marked_p): Ditto.
7524 (tree_int_map_hash): Ditto.
7525 (tree_map): Move to tree.h.
7526 (tree_map_eq): Externalize.
7527 (tree_map_hash): Ditto.
7528 (tree_map_marked_p): Ditto.
7529 (init_ttree): Set up tree_contains_struct and call langhook.
7530 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
7531 (tree_code_size): Update for new structures.
7532 (tree_node_structure): Update for new structures.
7533 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
7535 (copy_node_stat): Copy init priority.
7536 (build_decl_stat): Ditto for visibility.
7537 (ts_enum_names): New.
7538 (tree_contains_struct_check_failed): New function.
7539 (decl_init_priority_lookup): Ditto.
7540 (decl_init_priority_insert): Ditto.
7541 * treestruct.def: New file.
7542 * tree.h (CODE_CONTAINS_STRUCT): New macro.
7543 (CONTAINS_STRUCT_CHECK): Ditto.
7544 (tree_contains_struct_check_failed): New prototype.
7545 (DECL_CHECK): Removed.
7546 (DECL_MINIMAL_CHECK): New.
7547 (DECL_COMMON_CHECK): Ditto.
7548 (DECL_WRTL_CHECK): Ditto.
7549 (DECL_NON_COMMON_CHECK): Ditto.
7550 (DECL_WITH_VIS_CHECK): Ditto.
7551 (VAR_OR_FUNCTION_DECL_P): Ditto
7552 (struct tree_decl_minimal): New structure.
7553 (struct tree_decl_common): Ditto.
7554 (struct tree_decl_with_rtl): Ditto.
7555 (struct tree_decl_with_vis): Ditto.
7556 (struct tree_decl_non_common): Ditto.
7557 (struct tree_field_decl): Ditto.
7558 (struct tree_parm_decl): Ditto.
7559 (struct tree_var_decl): Ditto.
7560 (struct tree_function_decl): Ditto.
7561 (struct tree_const_decl): Ditto.
7562 (struct tree_result_decl): Ditto.
7563 (union tree_node): Add new structures.
7564 * var-tracking.c (track_expr_p): Reverse order of tests.
7566 * doc/c-tree.texi: Add documentation on DECL node internal structure.
7568 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7570 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
7571 * system.h: Poison FINALIZE_PIC.
7572 * doc/tm.texi (FINALIZE_PIC): Remove.
7574 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7577 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
7578 to the correct type if we have a MODIFY_EXPR.
7580 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7582 PR tree-optimization/22360
7583 * tree.c (upper_bound_in_type): Fix calculations for casting
7584 to a non-wider signed type and casting a signed value to a
7585 wider unsigned type.
7586 (lower_bound_in_type): Fix calculations for casting to a
7587 non-wider signed type.
7589 PR tree-optimization/20139
7590 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
7592 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
7593 fold_cond_expr_cond.
7594 * tree-ssanames.c (release_defs): Assert in_ssa_p.
7595 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
7597 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7600 * tree-complex.c (expand_complex_libcall): Produce
7601 REALPART_EXPR/IMAGPART_EXPR with the correct type.
7603 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
7605 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
7606 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
7607 b" assert and inserted fastpath code for this case.
7608 (bitmap_ior): Removed "a != b" assert.
7610 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7612 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
7613 (ENDFILE_SPEC): Likewise.
7614 * config/m32r/m32r.h (ASM_SPEC): Likewise.
7616 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
7617 a large stack frame at epilogue.
7619 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
7621 * final.c: Include sdbout.h when required.
7623 2005-07-07 Geoffrey Keating <geoffk@apple.com>
7625 * config.gcc (*-*-darwin*): Only one target-specific header file
7627 (powerpc-*-darwin*): Add version-specific header files.
7628 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
7629 * config.in: Regenerate.
7630 * configure: Regenerate.
7631 * gcc.c: Include xregex.h.
7632 (version_compare_spec_function): New.
7633 (spec_function): Add version-compare.
7634 (replace_outfile_spec_function): Reformat comment.
7635 (compare_version_strings): New.
7636 * config/darwin-c.c (version_as_macro): New.
7637 (builtin_define): New.
7638 (darwin_cpp_builtins): New.
7639 * config/darwin-protos.h (darwin_cpp_builtins): New.
7640 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
7641 (LIB_SPEC): Make unconditional, update comment.
7642 (TARGET_C99_FUNCTIONS): Define.
7643 * config/darwin.opt: Sort.
7644 (mmacosx-version-min=): New.
7645 * config/darwin7.h: Delete.
7646 * config/darwin8.h: Delete.
7647 * config/i386/darwin.h (): Call darwin_cpp_builtins.
7648 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
7649 (TARGET_C99_FUNCTIONS): Define.
7650 * config/rs6000/darwin7.h: New.
7651 * config/rs6000/darwin8.h: New.
7652 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
7653 (-mmacosx-version-min): Document.
7655 2005-07-07 Ian Lance Taylor <ian@airs.com>
7657 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
7659 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
7662 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
7664 2005-07-07 Khem Raj <kraj@mvista.com>
7666 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
7667 in bytes, not words.
7669 2005-07-07 Paul Brook <paul@codesourcery.com>
7671 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
7672 DEFAULT_FUNCTION_ARG_PADDING to upward.
7674 2005-07-07 Richard Henderson <rth@redhat.com>
7676 * function.c (locate_and_pad_parm): Record parameter alignment in
7677 stack_alignment_needed.
7679 2005-07-07 David Edelsohn <edelsohn@gnu.org>
7681 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
7682 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
7683 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
7684 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
7685 (define_attr "type"): Add isync, sync, load_l, store_c.
7686 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
7687 Create scratch volatile MEM.
7688 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
7690 (load_locked_<mode>): New.
7691 (store_conditional_<mode>): New.
7692 (sync_compare_and_swap<mode>): Replace with splitter.
7693 (sync_lock_test_and_set<mode>): Replace with splitter.
7694 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
7696 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
7697 is ics. Attribute isync.
7698 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
7700 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
7701 and UNSPECV_SYNC_OP.
7702 (emit_unlikely_jump): New.
7703 (emit_load_locked): New.
7704 (emit_store_conditional): New.
7705 (rs6000_split_compare_and_swap): New.
7706 (rs6000_split_lock_test_and_set): New.
7707 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
7708 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
7709 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
7710 rs6000_split_lock_test_and_set): Declare.
7711 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
7712 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
7713 store_c, isync, sync.
7715 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
7717 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
7718 filenames to gtyp-gen.h.
7719 (s-typ-gen): Use it in place of for loops.
7721 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
7723 * hooks.c (hook_bool_rtx_int_false): New function.
7724 * hooks.h (hook_bool_rtx_int_false): Declare.
7725 * target-def.h (TARGET_COMMUTATIVE_P): Define.
7726 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
7727 * target.h (struct gcc_target): Add commutative_p member.
7728 * targhooks.c (hook_bool_rtx_commutative_p): New function.
7729 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
7730 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
7731 (pa_commutative_p): New function.
7732 * jump.c (target.h): Include.
7733 (rtx_renumbered_equal_p): Use targetm.commutative_p.
7734 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
7736 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7738 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
7739 (s390_expand_setmem): New.
7740 * config/s390/s390.c: Likewise.
7741 (print_shift_count_operand): Truncate to 12 bits instead of 6.
7743 * config/s390/s390.md: ("setmem<mode>"): Accept character as
7744 general_operand. Call new function "s390_expand_setmem".
7745 ("clrmem_long", "*clrmem_long"): Rewrite to ...
7746 ("setmem_long", "*setmem_long"): ... this.
7748 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7750 * config/s390/s390.c: (optimization_options): Enable
7751 TARGET_MVCLE at -Os.
7752 * doc/invoke.texi: Document changes in default behaviour.
7753 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
7755 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7757 * expr.c: (set_storage_via_setmem): Convert opchar to mode
7758 defined by back-end.
7760 2005-07-07 Jakub Jelinek <jakub@redhat.com>
7762 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
7763 all sets in the pattern.
7764 * config/rs6000/rs6000.md (stack_protect_testsi,
7765 stack_protect_testdi): Likewise.
7767 2005-07-06 Jeff Law <law@redhat.com>
7769 * tree-vrp.c (simplify_using_ranges): Kill.
7770 (vrp_finalize): Remove call to simplify_using_ranges.
7771 (simplify_stmt_using_ranges): New function extracted from
7772 simplify_using_ranges.
7773 (simplify_div_or_mod_using_ranges): Likewise.
7774 (simplify_abs_using_ranges): Likewise.
7775 (simplify_cond_using_ranges): New function.
7776 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
7777 * tree-ssa-propagate.c (substitute_and_fold): Call
7778 simplify_stmt_using_ranges if we have range information.
7780 2005-07-06 James E. Wilson <wilson@specifixinc.com>
7782 * config/ia64/ia64.c (ia64_reorg): Check optimize before
7783 ia64_flag_schedule_isns2.
7785 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
7786 reading/writing general registers.
7787 (ia64_function_arg): Revert 2005-06-18 change.
7789 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7791 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
7792 (legitimize_tls_address): Use gcc_unreachable instead of abort.
7794 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
7796 * function.c (expand_function_end): Revert part of 2005-06-27
7797 patch. Do sjlj_emit_function_exit_after after return_label.
7799 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7801 * doc/install.texi (--disable-libssp): New.
7803 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
7805 * doc/invoke.texi: Update -fforce-mem documentation.
7806 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
7807 code for -fforce-mem.
7808 * expmed.c: (store_bit_field,store_fixed_bit_field,
7809 extract_bit_field): Ditto.
7810 * expr.c: (convert_move): Ditto.
7811 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
7812 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
7813 emit_conditional_add,expand_float,expand_fix): Ditto.
7814 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
7815 (common_handle_option): Issue warning when -fforce-mem specified.
7817 2005-07-06 Paul Brook <paul@codesourcery.com>
7819 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
7821 * configure: Regenerate.
7823 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
7825 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
7827 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
7829 Fix PR tree-optimization/22319
7830 Fix PR tree-optimization/22140
7831 Fix PR tree-optimization/22310
7833 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
7834 variable sized types.
7835 Use correct type for intermediate structure on *a = *b structure
7838 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7840 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
7842 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
7843 (machine_function): Move typedef to...
7844 * config/rs6000/rs6000.c (machine_function): ... here. Add
7845 varargs_save_offset field.
7846 (rs6000_stack_t): Remove varargs_size field.
7847 (setup_incoming_varargs): Allocate varargs save area using
7848 assign_stack_local, try to make it as small as possible.
7849 Save offset from virtual_stack_vars_rtx to the save area
7850 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
7851 instead of magic 8 when fp word byte size is used.
7852 (rs6000_va_start): Use cfun->machine->varargs_save_offset
7853 instead of -RS6000_VARARGS_SIZE.
7854 (rs6000_stack_info, debug_stack_info,
7855 rs6000_initial_elimination_offset): Remove all traces of
7857 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
7858 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
7859 RS6000_VARARGS_AREA.
7861 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
7863 PR tree-optimization/21963
7864 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
7865 constant_multiple_of in the same way get_computation_cost_at does.
7867 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7869 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
7870 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
7871 (gen_compare_reg): If sparc_compare_emitted is set, clear it
7872 and return its previous value.
7873 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
7874 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
7876 (stack_protect_set, stack_protect_test): New expanders.
7877 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
7878 stack_protect_testdi): New insns.
7879 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7880 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
7882 2005-07-06 Jeff Law <law@redhat.com>
7884 * tree-ssa-dce.c (cfg_altered): New global.
7885 (tree_dce_init): Initialize cfg_altered.
7886 (remove_dead_stmt): If we remove an edge in the CFG, then set
7888 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
7891 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7893 * Makefile.in (stamp-collect-ld): Use
7894 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
7895 ./collect-ld if it already exists.
7896 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
7897 Don't remove ./nm if it already exists.
7899 2005-07-05 Devang Patel <dpatel@apple.com>
7901 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
7902 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
7903 * tree-vectorizer.c (vect_loop_location): New.
7904 (vect_print_dump_info): Use vect_loop_location.
7905 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
7906 (vectorize_loops): Set vect_loop_location.
7907 * tree-vect-analyze.c (vect_analyze_offset_expr,
7908 vect_determin_vectorization_factor, vect_analyze_operations,
7909 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
7910 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
7911 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
7912 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
7913 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
7914 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
7915 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
7916 vect_analyze_loop): Adjust vect_print_dump_info API.
7917 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
7918 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
7919 vect_finish_stmt_generation, vectorizable_assignment,
7920 vectorizable_operation, vectorizable_store, vectorizable_load,
7921 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
7922 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
7923 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
7924 vect_transform_loop): Same.
7925 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
7926 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
7929 2005-07-05 Randolph Chung <tausq@debian.org>
7931 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
7932 * configure: Regenerate.
7933 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
7934 (pa_tls_referenced_p): Declare.
7935 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
7936 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
7937 (legitimize_tls_address): New.
7938 (hppa_legitimize_address): Handle TLS addresses.
7939 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
7940 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7941 (emit_move_sequence): Handle TLS addresses.
7942 (pa_encode_section_info): Call default handler to handle common
7944 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
7945 (CONSTANT_ADDRESS_P): Reject TLS operands.
7946 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
7947 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
7948 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
7949 (UNSPEC_TLSLE): Define new constants.
7950 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
7951 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
7952 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
7953 (tie_symbolic_operand, tle_symbolic_operand): New
7955 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
7957 * aclocal.m4: Update macros for autoconf 2.59 style.
7958 * configure.ac: Likewise.
7960 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7962 * pa.c (function_value): Handle small aggregates on 32-bit targets.
7963 (function_arg): Pass small aggregates in general registers on 32-bit
7965 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
7967 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
7969 * Makefile.in (final.o): Fix dependencies.
7971 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7975 * langhooks.h (struct lang_hooks): Add expr_to_decl.
7976 * langhooks.c (lhd_expr_to_decl): New.
7977 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
7979 (LANG_HOOKS_INITIALIZER): Update.
7980 * tree.c (recompute_tree_invarant_for_addr_expr): Call
7981 expr_to_decl langhook.
7982 * c-tree.h (c_expr_to_decl): Declare.
7983 * c-typeck.c (c_expr_to_decl): New.
7984 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
7986 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
7988 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7991 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
7992 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
7994 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
7996 * Makefile.in: Adjust dependencies.
7997 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
7998 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
7999 * alias.c (rest_of_handle_cfg, pass_cfg): New.
8000 * bb-reorder.c (duplicate_computed_gotos): Make it static.
8001 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
8002 rest_of_compilation.
8004 * bb-reorder.c (gate_duplicate_computed_gotos,
8005 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
8006 rest_of_handle_reorder_blocks, pass_reorder_blocks,
8007 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
8008 pass_partition_blocks): New.
8009 * bt-load.c (gate_handle_branch_target_load_optimize,
8010 rest_of_handle_branch_target_load_optimize,
8011 pass_branch_target_load_optimize): New.
8012 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
8014 * cfglayout.c (pass_insn_locators_initialize): New.
8015 * cfgrtl.c (pass_free_cfg): New.
8016 * combine.c (gate_handle_combine, rest_of_handle_combine,
8018 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
8019 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
8020 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
8021 * except.c (pass_set_nothrow_function_flags,
8022 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
8024 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
8025 rest_of_handle_shorten_branches, pass_shorten_branches,
8026 rest_of_clean_state, pass_clean_state): New.
8027 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
8028 rest_of_handle_remove_death_notes, pass_remove_death_notes,
8029 rest_of_handle_life, pass_life, rest_of_handle_flow2,
8031 * function.c (pass_instantiate_virtual_regs, pass_init_function,
8032 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
8033 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
8034 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
8036 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
8037 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
8038 pass_rtl_ifcvt, gate_handle_if_after_combine,
8039 rest_of_handle_if_after_combine, pass_if_after_combine,
8040 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
8041 pass_if_after_reload): New.
8042 * integrate.c (pass_initial_value_sets): New.
8043 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
8044 pass_purge_lineno_notes): New.
8045 * mode-switching.c (rest_of_handle_mode_switching,
8046 pass_mode_switching): New.
8047 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
8048 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
8050 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
8051 pass_loop_optimize): New.
8052 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
8054 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
8056 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
8057 pass_postreload_cse): New.
8058 * profile.c (gate_handle_profiling, pass_profiling,
8059 rest_of_handle_branch_prob, pass_branch_prob): New.
8060 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
8061 pass_split_before_regstack, gate_handle_split_before_regstack,
8062 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
8063 rest_of_handle_split_all_insns, pass_split_all_insns): New.
8064 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
8065 pass_stack_regs): New.
8066 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
8067 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
8068 pass_stack_adjustments): New.
8069 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
8070 pass_regrename): New.
8071 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
8072 pass_delay_slots, gate_handle_machine_reorg,
8073 rest_of_handle_machine_reorg, pass_machine_reorg): New.
8074 * rtl.h (extern void purge_line_number_notes): New.
8075 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
8076 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
8078 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
8080 * value-prof.c (gate_handle_value_profile_transformations,
8081 rest_of_handle_value_profile_transformations,
8082 pass_value_profile_transformations): New.
8083 * var-tracking.c (gate_handle_var_tracking,
8084 pass_variable_tracking): New.
8085 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
8087 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
8088 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
8089 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
8090 rest_of_handle_old_regalloc, rest_of_handle_regrename,
8091 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
8092 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
8093 rest_of_handle_gcse2, rest_of_handle_regmove,
8094 rest_of_handle_tracer, rest_of_handle_if_conversion,
8095 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
8096 rest_of_handle_web, rest_of_handle_branch_prob,
8097 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
8098 rest_of_handle_jump_bypass, rest_of_handle_combine,
8099 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8100 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8101 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
8102 rest_of_handle_mode_switching, rest_of_handle_jump,
8103 rest_of_handle_eh, rest_of_handle_stack_adjustments,
8104 rest_of_handle_flow2, rest_of_handle_jump2,
8105 rest_of_handle_peephole2, rest_of_handle_postreload,
8106 rest_of_handle_shorten_branches, rest_of_clean_state,
8107 rest_of_compilation): Remove.
8109 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
8110 * passes.c (dump_flags, in_gimple_form, all_passes,
8111 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8112 register_dump_files, next_pass_1, last_verified, execute_todo,
8113 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
8114 from tree-optimize.c.
8115 (init_optimization_passes): Moved from tree-optimize.c,
8116 adding the RTL optimizations.
8117 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
8118 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
8119 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8120 register_dump_files, next_pass_1, last_verified, execute_todo,
8121 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
8122 init_tree_optimization_passes, ipa_passes): Delete.
8123 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
8125 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
8126 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
8128 (ipa_passes): Remove.
8129 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
8130 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
8131 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
8132 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
8133 (dump_info_p, dump_flag): Moved to tree-dump.h.
8135 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
8137 * passes.c (finish_optimization_passes): Use dump_begin
8138 and dump_end, TDI_end.
8139 (gate_rest_of_compilation): New.
8140 (pass_rest_of_compilation): Use it.
8141 (gate_postreload, pass_postreload): New.
8142 * toplev.c (general_init): Rename init_tree_optimization_passes.
8143 * toplev.h (init_tree_optimization_passes): Rename to
8144 init_optimizations_passes.
8145 * tree-dump.c (dump_flag): Make static.
8146 (dump_files): Remove RTL dumps.
8147 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
8148 pass_cleanup_cfg, pass_free_cfg_annotations,
8149 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
8150 pass_init_datastructures, pass_fixup_cfg): Make non-static.
8151 * tree-pretty-print.c: Include tree-pass.h.
8152 * cgraph.c: Include tree-dump.h.
8154 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8156 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
8157 Only fall back to saying it points to readonly memory if
8160 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8162 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
8163 * config/m32r/m32r.c (m32r_compute_frame_size,
8164 m32r_expand_prologue): Take current_function_profile into
8165 account whenever we reference
8166 current_function_uses_pic_offset_table.
8167 (m32r_finalize_pic): Remove.
8168 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
8170 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
8172 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
8173 instead of $<. Don't remove ./as if it already exists.
8175 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8178 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
8179 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
8180 for complex modes when generating code for PA 1.0.
8181 (VALID_FP_MODE_P): New macro.
8182 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8183 sets for all general and floating point modes. Align wide floating
8184 point modes to even register boundaries to comply with architectural
8186 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
8187 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
8188 (VALID_FP_MODE_P): New macro.
8189 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8190 sets for all general and floating point modes. Align wide floating
8191 point modes to even register boundaries to comply with architectural
8194 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8196 * tree-dump.c (dump_files): Initialize dump number for .cgraph
8199 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8201 * tree-ssa-structalias.c: Don't include expr.h.
8203 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8205 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
8208 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8210 Fix PR tree-optimization/22279
8212 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
8215 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
8217 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
8219 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8221 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
8222 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
8223 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
8224 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
8225 config/stormy16/stormy16.c, config/v850/v850.c,
8226 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
8227 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
8228 Avoid "." or "\n" at end of diagnostics and capital letters at
8229 start of diagnostics.
8230 * combine.c, cse.c: Don't translate dump file output.
8231 * toplev.c (print_version): Only translate output if going to
8234 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8236 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
8237 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
8240 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8242 * pa.c (fix_range): Fix typo in comment.
8244 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8246 * tree-vrp.c (extract_range_from_assert): Replace
8247 fold (build (...)) with fold_build2.
8249 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8251 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
8252 gcc_gfc_char_table, init_dynamic_gfc_info): New.
8253 (format_types_orig, handle_format_attribute): Add support for
8256 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
8258 * varasm.c (assemble_variable): Fix format specifier thinko.
8260 2005-07-03 Ira Rosen <irar@il.ibm.com>
8262 PR tree-optimization/22029 (and 22135)
8263 * tree-pretty-print.c (dump_generic_node): Check that the node is not
8264 a phi node before calling dump_vops.
8266 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8268 * tree-dump.h (dump_string_field): Declare.
8269 * tree-dump.c: Use it instead of dump_string.
8270 (dump_string_field): Make non-static.
8272 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
8274 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
8275 up the minimal CFG stuff always when optimize > 0. Call
8276 split_all_insns_noflow in PIC case if needed.
8278 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8279 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
8282 * c-decl.c (c_write_global_declarations): Dump contents of
8284 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
8285 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
8286 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
8287 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
8290 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8292 * c-common.h (GCC_DIAG_STYLE): Define.
8293 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
8294 version for format checking to 4.1.
8295 * c-format.c: Include toplev.h after c-common.h.
8296 (enum format_type): Add gcc_tdiag_format_type.
8297 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
8298 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
8299 (format_types_orig): Add gcc_tdiag.
8300 (init_dynamic_diag_info): Support gcc_tdiag formats.
8301 (handle_format_attribute): Likewise.
8302 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
8303 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
8304 version for format checking to 4.1.
8305 (warning0, warning, error, pedwarn, sorry): Use
8307 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
8308 (finish_aliases_1): Do not use %qE.
8309 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
8310 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
8311 Correct format bugs.
8312 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
8313 parameter to unsigned HOST_WIDE_INT.
8314 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
8316 2005-07-02 David Edelsohn <edelsohn@gnu.org>
8319 * expr.c (write_complex_part): Use adjust_address for MEM.
8320 (read_complex_part): Same.
8322 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
8324 Fix PR tree-optimization/22280
8326 * tree-sra.c (generate_element_init): Remove useless loop.
8328 2005-07-02 Richard Henderson <rth@redhat.com>
8330 * config/alpha/alpha.c (alpha_legitimize_address): Check for
8332 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
8334 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
8337 * fold-const.c (fold_binary): Handle the return value of
8338 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
8339 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
8341 2005-07-02 Jeff Law <law@redhat.com>
8343 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
8344 a eliminate type conversion which feeds an equality comparison
8345 if the original type or either operand in the comparison is a
8348 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
8350 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
8351 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
8353 * config/avr/avr.c: Do not use '`' as left quote.
8354 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
8355 Remove "." from end of diagnostics. Make diagnostics start with
8358 2005-07-02 Zack Weinberg <zack@codesourcery.com>
8359 Joseph S. Myers <joseph@codesourcery.com>
8361 * toplev.c (default_tree_printer): Handle setting location with
8363 * c-objc.common.c (c_tree_printer): Likewise.
8364 * c-format.c (gcc_diag_flag_specs): Add '+'.
8365 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
8366 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
8368 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
8369 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
8370 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
8371 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
8372 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
8373 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
8374 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
8375 format arguments where %J is used without %D.
8377 2005-07-02 Jakub Jelinek <jakub@redhat.com>
8379 * gcc.c (LINK_SSP_SPEC): Define.
8380 (link_ssp_spec): New variable.
8381 (LINK_COMMAND_SPEC): Add %(link_ssp).
8382 (static_specs): Add link_ssp_spec.
8383 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
8384 * configure: Rebuilt.
8385 * config.in: Rebuilt.
8387 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8388 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8389 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8390 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8391 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
8392 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
8393 -0x7008(2) instead of reading __stack_chk_guard variable.
8394 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
8396 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
8397 (stack_protect_set, stack_protect_test): Use *_tls* patterns
8398 if TARGET_THREAD_SSP_OFFSET is defined.
8399 (stack_tls_protect_set_si, stack_tls_protect_set_di,
8400 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
8403 2005-06-27 Richard Henderson <rth@redhat.com>
8404 * libgcc-std.ver (GCC_4.1.0): New.
8405 * libgcc.h (__stack_chk_guard): Declare.
8406 (__stack_chk_fail, __stack_chk_fail_local): Declare.
8407 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
8408 * mklibgcc.in (lib2funcs): Add them.
8410 2005-07-01 Richard Henderson <rth@redhat.com>
8412 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
8413 void * before struct sigcontext *.
8414 (x86_fallback_frame_state): Likewise.
8416 2005-07-01 James E. Wilson <wilson@specifixinc.com>
8418 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
8420 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8423 * tree-ssa-reassoc.c (should_transpose): Fix which operand
8424 we check for SSA_NAME for.
8426 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
8428 Fix PR tree-optimization/22071
8430 * tree-ssa-structalias.c (offset_overlaps_with_access): New
8432 (get_constraint_for_component_ref): Use it.
8434 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8437 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
8438 print out the last new line.
8440 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
8442 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
8443 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
8444 * config/cris/cris.c (cris_conditional_register_usage): Adjust
8445 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
8446 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
8447 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
8448 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
8449 (enum reg_class): New member CC0_REGS.
8450 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
8451 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
8452 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
8453 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
8454 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
8455 Adjust for register now described.
8457 2005-07-01 Jakub Jelinek <jakub@redhat.com>
8460 * config/i386/i386.md (stack_protect_test_si,
8461 stack_protect_test_di): Add earlyclobber for scratch 3.
8462 * config/rs6000/rs6000.md (stack_protect_testsi,
8463 stack_protect_testdi): Add earlyclobber for scratch 3,
8464 remove earlyclobber from scratch 4.
8466 Older entries for 2005 can be found in ChangeLog-2005.