1 2005-11-08 Jakub Jelinek <jakub@redhat.com>
3 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
4 DBX_REGISTER_NUMBER being contiguous.
6 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
7 Diego Novillo <dnovillo@redhat.com>
10 * tree-vrp.c (register_edge_assert_for): Do not register
11 always-false predicates.
13 2005-11-08 Devang Patel <dpatel@apple.com>
15 PR tree-optimization/23115
16 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
19 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
21 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
24 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
26 Fix PR tree-optimization/23382
28 * tree-ssa-alias.c (compute_may_aliases): Call
30 * tree-dfa.c (referenced_var_remove): New function.
31 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
32 * tree-flow.h (referenced_var_remove): Add prototype.
33 (delete_old_heap_vars): Ditto.
34 * tree-ssa-structalias.c (heapvars): New variable.
36 (get_constraint_for): Put heap vars on heapvars list.
37 (delete_old_heap_vars): New function.
39 2005-11-08 Jason Merrill <jason@redhat.com>
41 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
43 2005-11-08 Uros Bizjak <uros@kss-loka.si>
46 * reg-stack.c (reg_to_stack): Update register liveness also
47 for flag_sched2_use_traces.
49 2005-11-08 Alan Modra <amodra@bigpond.net.au>
52 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
53 override prior explicit -mno-powerpc-gfxopt.
55 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
57 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
58 if the bitsize is zero.
59 * doc/md.texi (Standard Pattern Names): Document it.
61 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
62 (TARGET_PASS_BY_REFERENCE): Likewise.
64 2005-11-07 Ian Lance Taylor <ian@airs.com>
66 PR rtl-optimization/24683
67 * config/i386/i386.c (legitimize_pic_address): If constant operand
68 to PLUS is too large, put it in a register.
70 2005-11-07 Jie Zhang <jie.zhang@analog.com>
72 * configure.ac: Enable checking assembler dwarf2 support for bfin
74 * configure: Regenerate.
76 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
80 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
81 gen_easy_vector_constant_add_self): Delete.
82 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
84 (output_vec_const_move): Use gen_easy_altivec_constant.
85 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
86 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
87 (easy_vector_constant_add_self): Rewritten.
88 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
89 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
90 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
91 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
92 Macroize and adjust for the other changes.
94 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
98 * c-typeck.c (build_c_cast): Try using a shared constant, and see
99 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
101 2005-11-07 Jakub Jelinek <jakub@redhat.com>
103 PR rtl-optimization/23567
104 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
105 (noce_process_if_block): Don't do any optimizations except
106 if (cond) x = x; if !set_b and write into orig_x may trap
107 or fault. Remove the MEM_READONLY_P check.
109 2005-11-06 Diego Novillo <dnovillo@redhat.com>
112 * tree-vrp.c (fix_equivalence_set): New.
113 (extract_range_from_assert): Call it.
115 2005-11-05 Ian Lance Taylor <ian@airs.com>
118 * combine.c (apply_distributive_law): Don't distribute across a
121 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
123 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
124 config/ms1/ms1.h, config/rs6000/predicates.md,
125 config/s390/s390.c, params.def, postreload-gcse.c,
126 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
127 tree-vrp.c, tree.c: Fix comment typos.
128 * doc/invoke.texi: Fix typos.
130 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
132 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
133 for testing whether the data_dependence_relation contains distance
134 vectors. Iterate over all distance vectors of the ddr.
135 * lambda.h: Define a vec of lambda_vector pointers.
136 * tree-data-ref.c (dump_data_dependence_relation,
137 dump_data_dependence_direction): Iterate over all distance and
138 direction vectors of the ddr.
139 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
141 (build_classic_dist_vector, build_classic_dir_vector): Push a set
142 of distance/direction vectors instead of a single one.
143 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
144 lambda_vectors with a vec of lambda_vectors.
145 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
146 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
147 DDR_NUM_DIST_VECTS): New.
148 * tree-loop-linear.c (gather_interchange_stats): Test for the
149 existence of distance vectors only after having checked that there
150 is a dependence. Iterate over all distance vectors of the ddr.
151 (linear_transform_loops): Use dump_data_dependence_relation.
152 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
153 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
154 distance vectors of the ddr.
156 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
158 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
159 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
160 IS_INTHANDLER; all callers changed.
161 (n_regs_saved_by_prologue): Take interrupt handler attributes into
163 (do_link, do_unlink): New argument ALL; all callers changed.
164 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
165 If function isn't leaf, save and restore all registers.
166 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
169 2005-11-05 Jan Hubicka <jh@suse.cz>
171 PR rtl-optimization/23490
172 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
173 max-flow-memory-location): Document.
174 * flow.c: Include params.h
175 (MAX_MEM_SET_LIST_LEN): Kill.
176 (add_to_mem_set_list): Use new param.
177 * cse.c (cse_basic_block): Replace 1000 by new param.
178 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
179 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
180 * predict.c (predict_loops): Use new param.
181 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
183 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
184 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
185 Do not hold memory returned by cgraph_node_name across other call.
187 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
190 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
193 2005-11-04 Jeff Law <law@redhat.com>
196 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
197 * tree-ssa-dom.c: Include params.h.
198 (thread_across_edge): If there are too many statements in the
199 target block, then do not thread through it.
200 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
201 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
203 2005-11-03 Diego Novillo <dnovillo@redhat.com>
206 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
207 TODO_update_ssa instead of TODO_update_ssa_no_phi.
209 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
212 * tree-scalar-evolution.c (instantiate_parameters_1,
213 instantiate_parameters, resolve_mixers): Compute the size of an
214 expression to be instantiated and give up the instantiation if the
215 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
217 2005-11-04 Richard Guenther <rguenther@suse.de>
219 * tree-flow.h (ref_contains_indirect_ref): Rename to
220 array_ref_contains_indirect_ref.
221 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
222 (array_ref_contains_indirect_ref): Make comment match the code
224 (ref_contains_array_ref): Likewise.
225 * tree-ssa-structalias.c (find_func_aliases): Remove call to
226 ref_contains_indirect_ref.
227 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
228 Rename calls to ref_contains_indirect_ref.
230 2005-11-04 Paul Brook <paul@codesourcery.com>
232 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
233 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
234 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
235 * config/arm/arm.md: Use match_operand in peephole input templates
236 and match_dup in peephole output templates.
238 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
240 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
243 2005-11-04 Mark Mitchell <mark@codesourcery.com>
244 Daniel Jacobowitz <dan@codesourcery.com>
246 * longlong.h (add_ssaaaa): Clobber condition code register
248 (sub_ddmmss): Likewise.
249 (umul_ppmm): Likewise.
251 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
252 Paul Brook <paul@codesourcery.com>
253 Phil Blundell <pb@reciva.com>
255 * configure.ac: Add test for ARM TLS support.
256 * configure: Regenerated.
257 * config/arm/arm-protos.h (legitimize_tls_address)
258 (arm_tls_referenced_p, tls_mentioned_p)
259 (arm_output_addr_const_extra): New prototypes.
260 (thumb_legitimize_pic_address): Delete.
261 * config/arm/arm.c: Include "gt-arm.h".
262 (enum tls_reloc): New.
263 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
264 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
265 (arm_call_tls_get_addr, legitimize_tls_address)
266 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
267 (arm_init_tls_builtins, arm_emit_tls_decoration)
268 (arm_output_addr_const_extra): New functions.
269 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
270 (TARGET_HAVE_TLS): Define.
271 (target_thread_pointer): New.
272 (arm_override_options): Handle -mtp=.
273 (legitimize_pic_address): Ignore UNSPECs.
274 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
276 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
277 (tls_get_addr_libfunc): New variable.
278 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
279 (arm_init_builtins): Call arm_init_tls_builtins.
280 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
281 (arm_encode_section_info): Call default_encode_section_info.
282 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
283 (enum arm_tp_type): New.
284 (target_thread_pointer): Add declaration.
285 (LEGITIMATE_CONSTANT_P): Handle TLS.
286 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
287 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
288 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
289 * config/arm/arm.md: Add UNSPEC_TLS.
291 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
293 (tls_load_dot_plus_eight): New insn and a peephole to create it.
294 (load_tp_hard, load_tp_soft): New insns.
295 * arm.opt: Add -mtp=.
296 * doc/invoke.texi (ARM Options): Document -mtp.
298 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
300 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
301 * config/arm/libunwind.S: Include "lib1funcs.asm".
302 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
303 (LIB2ADDEH): Add libunwind.S.
304 (LIB2ADDEHDEP): Add lib1funcs.asm.
305 * mklibgcc.in: Handle asm files in libgcc_eh.a.
307 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
310 * gcc/c.opt: Add a -lang-fortran option.
311 * gcc/c-opts.c: Add a lang_fortran flag.
312 (c_common_init_options): Handling the -lang-fortran option.
313 (c_common_handle_option): Add a case for Fortran options in
314 preprocessing. Remove cases for -ffixed-form and
315 -ffixed-line-length. Add a case for -lang-fortran.
317 2005-11-03 David Edelsohn <edelsohn@gnu.org>
319 * config/rs6000/rs6000.c: Include params.h
320 (optimization_options): Set max-grow-copy-bb-insns default to 16.
321 (bdesc_2arg): Delete vpkuhss and vpkuwss.
322 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
323 (UNSPEC_VPKUWSS): Delete.
324 (altivec_vpkuhss): Delete.
325 (altivec_vpkuwss): Delete.
326 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
328 (neg_eq0<mode>): Remove final condition.
329 (neg_eq<mode>): Remove condition and split-condition.
331 2005-11-04 Alan Modra <amodra@bigpond.net.au>
333 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
334 Use associated print macros.
336 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
339 * diagnostic.c (diagnostic_set_info_translated): New function.
340 (diagnostic_set_info): Use it. Add comment.
341 * diagnostic.h (diagnostic_set_info_translated): Declare.
343 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
345 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
346 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
347 reference only if 'public' is true.
348 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
349 emit the .hidden directive only if the indirect reference is public.
350 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
351 Pass it to dw2_force_const_mem.
352 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
353 * dwarf2out.c (output_cfi): Adjust calls to above function.
354 (output_call_frame_info): Likewise.
355 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
356 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
358 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
360 PR tree-optimization/24483
361 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
362 field to elts if possible.
364 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
367 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
370 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
372 Fix PR tree-optimization/24351
374 * tree-ssa-structalias.c (struct variable_info): Add
376 (get_varinfo_fc): New function to follow collapsing.
377 (new_var_info): Set collapsed_to to NULL.
378 (dump_constraint): Follow collapsing.
379 (build_constraint_graph): Handle collapsing.
380 (do_simple_structure_copy): Return false if something bad
382 (collapse_rest_of_var): New function.
383 (do_structure_copy): Collapse if do_simple_structure_copy returns
386 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
389 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
390 expressions to a statement list instead of gimplifying them.
392 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
394 PR rtl-optimization/23585
395 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
396 that can't trap plus a constant integer, if the mode has zero size.
398 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
401 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
403 ("*insv<mode>_reg_extimm"): Likewise.
405 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
408 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
409 c_common_type_for_mode returns an unnamed type.
411 2005-11-02 Richard Henderson <rth@redhat.com>
415 * dwarf2out.c (dwarf2out_reg_save_reg): New.
416 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
417 * function.c (assign_parms): Use calls.internal_arg_pointer.
418 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
420 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
421 (TARGET_CALLS): Add it.
422 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
423 * targhooks.c (default_internal_arg_pointer): New.
424 * targhooks.h (default_internal_arg_pointer): Declare.
425 * tree.h (dwarf2out_reg_save_reg): Declare.
426 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
427 * config/i386/i386.c (dbx_register_map): Add return column.
428 (dbx64_register_map, svr4_dbx_register_map): Likewise.
429 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
430 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
431 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
432 (ix86_save_reg): Save force_align_arg_pointer.
433 (ix86_emit_save_regs): Make regno unsigned.
434 (ix86_emit_save_regs_using_mov): Likewise.
435 (ix86_expand_prologue): Handle force_align_arg_pointer.
436 (ix86_expand_epilogue): Likewise.
437 * config/i386/i386.h: (dbx_register_map): Update.
438 (dbx64_register_map, svr4_dbx_register_map): Update.
439 (struct machine_function): Add force_align_arg_pointer.
440 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
441 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
442 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
444 2005-11-02 Jan Hubicka <jh@suse.cz>
447 * i386.md: Add peep2 for simplyfing array accesses.
449 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
452 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
453 * config/s390/s390.c (s390_decompose_shift_count): New function.
454 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
455 (print_shift_count_operand): Use s390_decompose_shift_count.
456 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
457 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
459 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
462 * loop.c (loop_givs_rescan): Use force_operand to expand
465 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
468 * fold-const.c (build_range_check): Use unsigned when signed
469 overflow is undefined also. If etype is subtype, make sure that
470 the subtraction is in the supertype.
472 2005-11-02 Richard Henderson <rth@redhat.com>
475 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
478 2005-11-01 Richard Henderson <rth@redhat.com>
481 * loop.c (scan_loop): Do not propagate computations to a hard
482 register destination with SMALL_REGISTER_CLASSES.
484 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
486 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
487 costs for MULT inside PLUS or MINUS.
489 2005-11-01 Bob Wilson <bob.wilson@acm.org>
491 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
492 (TRAMPOLINE_SIZE): Round up to 60.
493 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
495 2005-10-31 James E. Wilson <wilson@specifix.com>
498 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
499 ifdef. Put ifdefs around call in gen_subprogram_die.
500 (compute_frame_pointer_to_cfa_displacement): Likewise.
501 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
504 PR rtl-optimization/17356
505 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
506 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
508 2005-10-31 Jan Hubicka <jh@suse.cz>
511 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
514 * i386.c (legitimize_pic_address): Deal with large immediates.
517 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
518 from symbol names while computing checkup.
521 * predict.c (predict_loops): Do not estimate more than
522 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
523 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
525 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
527 PR tree-optimization/19097
528 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
530 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
532 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
534 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
537 * tree-inline.c (setup_one_parameter): If the init_stmt
538 is NULL, don't insert the statement.
540 2005-10-30 Jan Hubicka <jh@suse.cz>
542 PR tree-optimization/24172
543 * tree-inline.c (copy_body_r): Unshare the substituted value first.
545 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
547 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
548 constants for hosts with long != 32 bits.
550 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
553 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
555 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
557 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
558 (TARGET_MS1_16_002): New.
559 (TARGET_MS1_16_003): New.
561 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
562 ("*decrement_and_branch_until_zero_no_clobber"): New.
563 Add corresponding splitter for decrement_and_branch_until_zero
565 Key all decrement_and_branch_until_zero patterns off of
568 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
571 * tree-complex.c (extract_component): Treat RESULT_DECL
572 like the rest of the decls.
574 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
576 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
577 indirect call to _mcount if the function needs a static chain.
579 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
580 Caroline Tice <ctice@apple.com>
582 PR rtl-optimization/24460
583 * dwarf2out.c (have_switched_text_sections): New boolean variable.
584 (dwarf2out_switch_text_section): Set it to true instead of
585 incrementing separate_line_info_table_in_use.
586 (output_loc_list): Additionally test have_switched_text_sections.
587 (output_ranges): Likewise.
588 (dwarf2out_finish): Likewise.
589 * varasm.c (assemble_start_function): Do not call
590 insert_section_boundary_note.
591 (assemble_end_function): If flag_reorder_blocks_and_partition,
592 switch to the function's section before emitting the .size directive.
593 * bb-reorder.c (insert_section_boundary_note): Staticify.
594 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
595 * output.h (insert_section_boundary_note): Delete.
597 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
600 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
601 instead of pointer equality when comparing types.
603 2005-10-24 James E. Wilson <wilson@specifix.com>
605 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
606 add_dependence_list_and_free calls.
608 2005-10-24 Steven Bosscher <stevenb@suse.de>
610 * contrib.texi: Add the names of the LLNL folks who donated
611 Cray pointer support for gfortran.
613 2005-10-24 Steven Bosscher <stevenb@suse.de>
615 PR tree-optimization/24225
616 * profile.c (branch_prob): Look from end to start through a
617 basic block when looking for a locus.
619 2005-10-24 Richard Henderson <rth@redhat.com>
621 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
623 (hppa_expand_prologue): Likewise.
625 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
627 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
628 (NO_DEFERRED_PROFILE_COUNTERS): Define.
629 * pa.h (NO_PROFILE_COUNTERS): Define.
630 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
631 (funcdef_nos): New vector to hold label numbers of deferred profile
633 (output_deferred_profile_counters): New function.
634 (hppa_profile_hook): Push label number onto funcdef_nos.
635 (pa_hpux_file_end): Call output_deferred_profile_counters if
636 NO_DEFERRED_PROFILE_COUNTERS is false.
638 * pa-protos.h (get_deferred_plabel): New prototype.
639 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
641 (output_call): Adjust calls.
643 2005-10-24 Alan Modra <amodra@bigpond.net.au>
645 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
646 peculiarity of GOT/TOC section usage.
648 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
651 * c-common.c (constant_string_class_name): Add documentation.
653 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
656 * recog.c (peephole2_optimize): Increment peep2_current_count
657 only when the slot is empty.
659 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
662 * except.c (output_function_exception_table): Call
663 assemble_external_libcall if we need a personality function.
665 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
667 PR rtl-optimization/24460
668 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
669 set the basic block for barriers.
671 2005-10-21 Janis Johnson <janis187@us.ibm.com>
673 * var-tracking.c (vt_initialize): Initialize post.
675 2005-10-21 Devang Patel <dpatel@apple.com>
678 * c-common.c (vector_types_convertible_p): Check vector element type.
680 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
682 * config/sh/sh.c (prepare_move_operands): Handle the address
683 constant which is a tls symbolic address plus a constant.
685 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
688 * gcc.c (main): Use the correct counter for erroring out
689 about mulitple files.
691 2005-10-21 Alan Modra <amodra@bigpond.net.au>
694 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
695 use r2 for 64-bit tls .got access.
697 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
699 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
702 2005-10-20 Steven Bosscher <stevenb@suse.de>
704 PR tree-optimization/24307
705 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
707 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
710 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
712 * varasm.c (find_decl_and_mark_needed): After cgraph global info
713 is ready, stop marking functions, but still mark variables.
715 2005-10-20 Richard Guenther <rguenther@suse.de>
718 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
721 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
723 PR rtl-optimization/23585
724 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
725 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
726 (may_trap_p_1): New predicate extracted from...
727 (may_trap_p): ... here. Invoke may_trap_p_1.
728 (may_trap_or_fault_p): New predicate.
729 * rtl.h (may_trap_or_fault_p): Declare it.
730 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
731 instead of may_trap_p.
732 (steal_delay_list_from_fallthrough): Likewise.
733 (fill_simple_delay_slots): Likewise.
734 (fill_slots_from_thread): Likewise.
735 * function.c (pad_to_arg_alignment): Rework comment about
736 SPARC_STACK_BOUNDARY_HACK.
737 * config/sparc/sparc.h: Likewise.
739 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
741 * config/s390/s390.c (s390_expand_insv): New.
742 * config/s390/s390-protos.h (s390_expand_insv): Declare.
743 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
744 ("icm_hi"): Remove mode attribute.
745 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
747 ("*extracthi", "*extractqi"): Remove.
748 (extv<mode>", "*extzv<mode>"): New.
749 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
750 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
752 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
754 * cfgexpand.c (discover_nonconstant_array_refs_r,
755 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
756 (tree_expand_cfg): Call discover_nonconstant_array_refs.
757 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
758 discover_nonconstant_array_refs.
760 2005-10-19 Steven Bosscher <stevenb@suse.de>
763 * c-decl.c (pop_scope): Don't warn about an unused variable
764 if it is marked with TREE_NO_WARNING.
765 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
766 somenow mismatch and olddecl is to be replaced.
768 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
771 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
772 whether registers live on the edge can be saved/restored.
774 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
776 * config/sh/sh.c (fixup_mova): Skip notes.
778 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
780 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
781 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
782 (s390_can_eliminate): Handle BASE_REGNUM elimination.
783 (s390_initial_elimination_offset): Likewise.
784 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
785 register on TARGET_ZARCH targets.
786 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
787 (INITIAL_FRAME_POINTER_OFFSET): Remove.
788 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
789 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
791 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
793 * config/s390/s390.md: Comment describing output modifiers updated.
794 * config/s390/s390.c (print_operand): Likewise.
796 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
798 * config/s390/s390.c (override_options): Added check for -mstack-size
800 * doc/invoke.texi: Mention that limit in the documenation.
802 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
805 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
807 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
809 Fix PR tree-optimization/24231
811 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
812 (compute_avail): Ditto.
814 2005-10-18 Richard Henderson <rth@redhat.com>
817 * config/i386/i386.c (legitimate_constant_p): Check
818 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
820 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
821 (legitimate_pic_address_disp_p): Reorg CONST checking to make
822 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
824 (print_operand_address): Likewise.
825 * config/i386/predicates.md (x86_64_immediate_operand): Test
826 SYMBOL_REF_TLS_MODEL properly inside CONST.
827 (x86_64_zext_immediate_operand): Likewise.
828 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
829 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
830 * config/i386/i386-protos.h: Remove predicates.md entries.
832 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
834 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
835 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
837 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
838 Ian Lance Taylor <ian@airs.com>
841 * fold-const.c (fold_widened_comparison): Do not allow range based
842 constant folding when right operand cannot be unwidened.
844 2005-10-17 Richard Henderson <rth@redhat.com>
846 * builtins.c (expand_builtin_synchronize): Build a new-style asm
847 with a memory clobber.
849 2005-10-17 James E Wilson <wilson@specifix.com>
851 PR rtl-optimization/17356
852 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
853 checking for EDGE_EH.
855 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
857 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
858 the slot on an even boundary for any type with 16-byte alignment.
860 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
863 * md.texi (Modifiers) <%>: Clarify that % doesn't work
864 after register allocation.
866 2005-10-17 DJ Delorie <dj@redhat.com>
868 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
871 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
874 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
877 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
879 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
880 to 2 if it's already non-zero.
881 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
882 is set and warn about it if flag_schedule_insns is 1.
884 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
886 * config/crx/crx.md: Compare-and-branch instructions need to
889 2005-10-17 Uros Bizjak <uros@kss-loka.si>
892 * config/i386/i386.md (*pushdi2_rex64 splitter)
893 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
894 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
895 flow2 pass only when (optimize > 0 && flag_peephole2).
897 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
900 * gcc.c (have_c): New static variable.
902 (process_command): Remove declation of have_c.
903 Set have_o to 1 when handling -o.
904 (main): Add a fatel error if there are multiple
905 files specified and -o and -c/-S is passed witout
906 -combine or multiple languages.
908 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
910 Fix PR tree-optimization/22444
911 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
912 Assert that we don't hit something with subvars.
913 (setup_pointers_and_addressables): Don't add things with subvars,
914 because we'll already process the subvars for aliasing purposes.
916 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
919 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
920 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
921 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
922 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
923 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
924 swapped, alternatives for the R constraint.
927 * builtins.c (get_builtin_sync_mode): Make unlimited
928 mode_for_size request.
930 2005-10-15 Richard Henderson <rth@redhat.com>
932 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
933 (gimplify_expr): ... here.
934 (gimplify_compound_lval): Use it in initial scan loop. Allow
935 fb_lvalue in base expression.
937 2005-10-15 Richard Henderson <rth@redhat.com>
940 * builtins.c (expand_builtin_trap): Export.
941 * expr.h (expand_builtin_trap): Declare.
942 * expr.c (expand_assignment): Emit a trap for integral offsets
943 from registers that weren't reduced to bitpos.
945 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
946 (mark_array_ref_addressable): Remove.
947 * tree-flow.h (mark_array_ref_addressable): Remove.
948 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
950 2005-10-15 James E Wilson <wilson@specifix.com>
953 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
954 (add_dependence_list_and_free): Likewise.
955 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
958 2005-10-15 Diego Novillo <dnovillo@redhat.com>
962 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
963 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
965 (vrp_visit_phi_node): Only prevent infinite iterations when
966 the previous result and the new result are both VR_RANGEs.
968 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
970 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
973 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
976 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
979 2005-10-14 Per Bothner <per@bothner.com>
981 PR preprocessor/21250
982 * c-ppoutput.c (print_line): Print internal line 0 as 1.
984 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
987 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
988 overflow flags. Refactor some conditionals.
990 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
993 * tree-dfa.c (add_referenced_var): Only look at decls which
994 have TREE_CONSTANT or TREE_READONLY set instead of if
995 !TREE_PUBLIC or !TREE_CONSTANT.
997 2005-10-13 James E Wilson <wilson@specifix.com>
999 * doc/invoke.texi: For -x, add f95-cpp-input.
1000 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
1002 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
1004 PR tree-optimization/24262
1005 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
1006 in loop all the time.
1008 2005-10-12 Richard Henderson <rth@redhat.com>
1011 * tree.h (DECL_TRANSPARENT_UNION): Remove.
1012 * function.c (assign_parm_find_data_types): Don't support it.
1013 * print-tree.c (print_node): Likewise.
1014 * c-common.c (handle_transparent_union_attribute): Likewise.
1015 Use build_duplicate_type.
1016 * tree-inline.c (remap_type_1): Split out of remap_type;
1017 properly remap aggregate fields.
1018 (build_duplicate_type): New.
1019 * doc/extend.texi (Variable Attributes): Remove documentation
1020 for transparent_union.
1022 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1025 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
1026 (gen_stack_pointer_dec): Likewise.
1028 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
1032 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
1034 (struct cxx): Add adjust_class_at_definition target hook.
1035 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
1036 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
1037 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
1038 hook_void_tree. Add to TARGET_CXX.
1039 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
1041 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
1042 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
1043 instead of attribute. Check for dllexport override. Warn if
1044 inconsistent dll linkage. Don't lose old dllimport if decl has
1045 had address referenced. Tweak lookup of dllimport atribute.
1046 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
1047 for target specific rules. Don't add dllimport attribute if
1048 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
1049 dllimport attribute.
1050 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
1051 * varasm.c (initializer_constant_valid_p): Replace
1052 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
1056 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
1057 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
1058 (i[34567]86-*-mingw32*): Likewise.
1060 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
1061 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
1063 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
1064 C++-specific code. Change return value to bool.
1065 (i386_pe_dllimport_p): Likewise.
1066 (associated_type): Simplify and make language-independent
1067 (i386_pe_encode_section_info): Replace override of ambiguous
1068 dllimport symbol refs with a gcc_assert.
1069 (i386_pe_valid_dllimport_attribute_p): Define.
1070 * config/i386/winnt-cxx.c: New file. Define C++ versions of
1071 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1072 i386_pe_adjust_class_at_definition.
1073 * config/i386/winnt-stubs.c: New file. Define stub versions of
1074 lang-specific functions.
1075 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
1076 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1077 i386_pe_adjust_class_at_definition.
1078 (i386_pe_valid_dllimport_attribute_p): Declare.
1079 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
1080 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
1081 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
1084 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
1085 dllimport attribute with test of DECL_DLLIMPORT_P.
1087 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
1089 * combine.c (make_extraction): Correct offset computation.
1091 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
1093 * config/cris/t-linux (LIMITS_H_TEST): Define.
1095 2005-10-12 Richard Henderson <rth@redhat.com>
1098 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
1100 2005-10-12 Richard Guenther <rguenther@suse.de>
1102 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
1104 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
1107 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
1108 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
1111 2005-10-12 Richard Guenther <rguenther@suse.de>
1114 * varasm.c (output_constant): Correct typo from previous
1117 2005-10-11 Ian Lance Taylor <ian@airs.com>
1119 PR rtl-optimization/13931
1120 * combine.c: Revert patch of 2003-05-14, and:
1121 (try_combine): Only set elim_i1 and elim_i2 if the destination is
1122 completely killed in the appropriate insn.
1123 (distribute_notes): Don't skip multiple hard register test for
1124 elim_i1 and elim_i2.
1126 2005-10-11 Richard Henderson <rth@redhat.com>
1129 * c-typeck.c (convert_for_assignment): Use build_constructor_single
1130 to initialize a transparent union instead of a nop_expr.
1132 2005-10-11 Richard Henderson <rth@redhat.com>
1134 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
1135 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
1136 (tree_ssa_dce_loop): Call scev_reset.
1139 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
1140 * tree-ssa-dce.c: Include cfgloop.h.
1141 (tree_ssa_dce_loop, pass_dce_loop): New.
1142 * tree-pass.h (pass_dce_loop): Declare it.
1143 * passes.c (init_optimization_passes): Use it.
1145 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
1148 * convert.c (convert_to_real): Revert 2005-10-05 patch.
1149 Only apply the optimization for rounding builtins if the inner
1150 cast is also an extension.
1152 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
1155 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
1156 mark_new_vars_to_rename instead of update_stmt.
1158 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
1160 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
1162 2005-10-11 Jakub Jelinek <jakub@redhat.com>
1164 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
1165 for setting MMX register to 0 rather than mmx.
1167 2005-10-10 Steve Ellcey <sje@cup.hp.com>
1170 * configure.ac: Move gas check from mips specific case to common case.
1171 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
1172 * configure: Regenerate
1173 * doc/install.texi: Update.
1175 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1178 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
1180 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
1182 * gcc.c (do_spec_1): Accept numeric characters in file name
1185 2005-10-10 Nick Clifton <nickc@redhat.com>
1187 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
1188 describing the deleted arm_gen_rotated_half_load function.
1190 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
1192 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
1195 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
1197 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
1199 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
1200 (EXTRA_MULTILIB_PARTS): Define.
1201 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1202 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1203 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
1204 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1205 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1206 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
1208 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
1210 PR tree-optimization/24226
1211 * tree-cfg.c (remove_bb): Clean up unreachable loops.
1212 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
1213 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
1216 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1218 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
1220 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
1223 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
1224 Rewrite for no need for the early clobber.
1226 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1228 Merge from csl-arm-branch:
1229 2005-09-07 Paul Brook <paul@codesourcery.com>
1230 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
1233 2005-04-30 Paul Brook <paul@codesourcery.com>
1234 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
1235 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
1237 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
1238 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
1239 (arm_override_options): Use TARGET_AAPCS_BASED.
1240 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
1241 (PTRDIFF_TYPE): Use int for AAPCS.
1242 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
1243 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
1244 (DEFAULT_SHORT_ENUMS): Delete.
1245 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
1247 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
1248 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
1249 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
1250 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
1252 2004-12-03 Mark Mitchell <mark@codesourcery.com>
1253 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
1255 2004-11-22 Mark Mitchell <mark@codesourcery.com>
1256 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
1258 2004-11-19 Mark Mitchell <mark@codesourcery.com>
1259 * config.gcc (arm*-*-linux-gnueabi): Add it.
1260 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
1262 (TARGET_OS_CPP_BUILTINS): Likeiwse.
1263 * config/arm/linux-eabi.h: New file.
1264 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
1265 (LINUX_TARET_LINK_SPEC): Likewise.
1266 (LINK_SPEC): Use it.
1267 * config/arm/t-linux-eabi: New file.
1269 2005-10-08 Steven Bosscher <stevenb@suse.de>
1272 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
1274 (PARAM_SMS_DFA_HISTORY): Likewise.
1276 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1279 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
1280 (load_register_parameters): Call it.
1281 (check_sibcall_argument_overlap_1): Likewise.
1282 (store_one_arg): Likewise.
1284 2005-10-07 James E. Wilson <wilson@specifix.com>
1286 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
1287 DImode not VECINT24 for operand 2.
1290 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
1294 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
1295 fr_spill): Use destination_operand for operand 0.
1297 2005-10-07 DJ Delorie <dj@redhat.com>
1299 * varasm.c (output_constant): Limit error to expanding
1302 2005-10-07 Richard Guenther <rguenther@suse.de>
1305 * fold-const.c (fold_binary): Fix operand types during folding
1306 of X op (A, Y). Evaluation order of the side-effects of
1307 X and A are frontend-defined, so ensure we honour that even for
1308 tcc_comparison class operands; eased by removing duplicate code.
1310 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1312 * stor-layout.c (layout_type): Do not allow alignment of array
1313 elements to be greater than their size.
1315 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1317 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
1319 (hppa*-*-linux*): Ditto.
1320 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
1321 * config/host-hpux.c: New.
1322 * config/x-hpux: New.
1323 * config/pa/x-hpux: Remove.
1324 * config/pa/x-linux: Remove.
1325 * config/pa/pa-host.c: Remove.
1327 2005-10-07 Jeff Law <law@redhat.com>
1329 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
1330 determine whether or not to try and thread outgoing edges.
1332 2005-10-07 David Edelsohn <edelsohn@gnu.org>
1334 * config/rs6000/rs6000.md (eqsi_power): New.
1335 (neg_eq0si): Add TARGET_POWER to final condition.
1338 2005-10-06 Richard Henderson <rth@redhat.com>
1340 * config/rs6000/rs6000.c: Revert last change.
1342 2005-10-06 Richard Henderson <rth@redhat.com>
1344 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
1345 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
1347 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
1351 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
1352 out return_label and naked_return_label.
1354 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1356 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
1359 2005-10-06 Richard Henderson <rth@redhat.com>
1362 * tree-inline.c (declare_return_variable): Handle modify_dest not
1365 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1367 Fix PR tree-optimization/22488
1368 * tree-ssa-structalias.c (check_for_overlaps): New function.
1369 (create_variable_info_for): Use it.
1371 2005-10-06 Richard Henderson <rth@redhat.com>
1374 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
1375 (dwarf2out_start_source_file): Print it.
1377 2005-10-06 Geoffrey Keating <geoffk@apple.com>
1379 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
1381 2005-10-06 Richard Henderson <rth@redhat.com>
1384 * mode-switching.c (optimize_mode_switching): Clear transp bit
1385 for block with incomming abnormal edges.
1387 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
1388 (fpscr_set_from_mem): Use them.
1389 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
1390 (fpscr postinc splitters): Rewrite as peephole2+split.
1392 2005-10-06 David Edelsohn <edelsohn@gnu.org>
1394 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
1395 (eq<mode>_compare): Same.
1397 2005-10-06 Richard Guenther <rguenther@suse.de>
1399 PR tree-optimization/24238
1400 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
1402 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
1404 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
1405 here. Use AC_PATH_PROG for environment variables instead of
1407 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
1409 * configure: Regenerated.
1411 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
1414 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
1415 then force it into a register.
1416 (call_value): Likewise.
1418 2005-10-06 Richard Henderson <rth@redhat.com>
1421 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
1422 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
1423 under pass_vectorize.
1425 2005-10-05 Devang Patel <dpatel@apple.com>
1428 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
1429 handling constants. Check NAMESPACE_DECL context for constants.
1431 2005-10-05 Eric Christopher <echristo@apple.com>
1433 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
1435 2005-10-05 Richard Henderson <rth@redhat.com>
1438 * tree-cfg.c (mark_array_ref_addressable_1): New.
1439 (mark_array_ref_addressable): New.
1440 * tree-flow.h (mark_array_ref_addressable): Declare.
1441 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
1443 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
1447 * reload.c (subst_reloads): When adding a REG_LABEL to a
1448 jump instruction, also update JUMP_LABEL.
1450 2005-10-05 David Edelsohn <edelsohn@gnu.org>
1452 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
1453 * bb-reorder.c (copy_bb_p): Use it.
1454 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
1456 2005-10-05 Richard Henderson <rth@redhat.com>
1459 * toplev.c (process_options): Warn about unsupported combinations
1460 of unwind tables and omit-frame-pointer.
1461 * config/i386/i386.c (override_options): Similarly. Enable
1462 accumulate-outgoing-args if not explicitly disabled.
1464 2005-10-05 Steve Ellcey <sje@cup.hp.com>
1466 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
1467 Handle big endian vs. small endian.
1468 (vec_initv2sf): Handle big endian vs. small endian.
1469 (*vec_extractv2sf_1): Ditto.
1471 2005-10-05 Dale Johannesen <dalej@apple.com>
1473 * convert.c (convert_to_real): Don't convert
1474 (float)floor(double d) to floorf((float)d).
1476 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
1478 * config/arm/arm.md (insv): Use gen_int_mode in more places.
1480 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
1482 PR tree-optimization/18587
1483 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
1484 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
1485 build_vuses): Change to VEC type.
1486 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
1487 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
1488 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
1489 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
1490 (get_name_decl): New. Return DECL_UID of base variable.
1491 (operand_build_cmp): New. qsort comparison routine.
1492 (operand_build_sort_virtual): New. Sort virtual build vector.
1493 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
1494 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
1495 (FINALIZE_BASE): Use get_name_decl.
1496 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
1497 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
1498 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
1499 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
1500 direct VEC_* manipulations.
1501 (build_ssa_operands): Call operand_build_sort_virtual.
1502 (copy_virtual_operand, create_ssa_artficial_load_stmt,
1503 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
1504 with direct VEC_* manipulations.
1505 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
1506 with direct VEC manipulations.
1508 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
1510 PR tree-optimization/21419
1511 PR tree-optimization/24146
1512 PR tree-optimization/24151
1514 * c-typeck.c (readonly_error): Handle USE being lv_asm.
1515 (build_asm_expr): Call it if outputs are read-only.
1516 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
1518 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
1519 Paolo Bonzini <bonzini@gnu.org>
1523 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
1524 enable the instructions and not just the built-ins.
1525 * doc/invoke.texi (x86 Options): Likewise.
1527 2005-10-04 Geoffrey Keating <geoffk@apple.com>
1529 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
1531 * doc/invoke.texi (Option Summary): Correct spelling
1532 of -mmacosx-version-min.
1534 2005-10-04 Devang Patel <dpatel@apple.com>
1536 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
1539 2005-10-04 Steve Ellcey <sje@cup.hp.com>
1541 * tree-vect-transform.c (vect_create_epilog_for_reduction):
1542 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
1544 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
1546 * config/s390/s390.md ("TDSI","DP"): New mode macros.
1547 ("TE","tg"): New mode attributes.
1548 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
1549 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
1550 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
1551 dword_mode and one for GPRmode.
1553 2005-10-04 Ian Lance Taylor <ian@airs.com>
1555 PR preprocessor/13726
1556 * c-ppoutput.c (cb_include): Add comments parameter, and print out
1557 any comments passed in.
1559 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1561 * tree.c (annotate_with_file_line): Fix typo.
1563 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1566 * builtins.c (fold_builtin_memcmp): When constructing the pointer
1567 type used to access data in the inlined length == 1 case, use
1568 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
1569 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
1571 2005-10-04 Uros Bizjak <uros@kss-loka.si>
1573 * config/i386/i386.h (TARGET_FISTTP): Enable also for
1574 TARGET_SSE3 and only for TARGET_80387.
1575 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
1576 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
1577 Do not depend on TARGET_80387.
1579 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1581 * tree.c (last_annotated_node): Change type to location_t*.
1582 (annotate_with_file_line): Reflect the change of
1583 last_annotated_node type.
1585 2005-10-04 Richard Guenther <rguenther@suse.de>
1588 * c-decl.c (grokdeclarator): Don't write to fields
1591 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
1594 * c-decl.c (finish_decl): Use set_user_assembler_name even for
1596 * varasm.c (make_decl_rtl): If a register variable does not
1597 have a set user assmbler name, error out.
1598 Decode the asmspec is now name+1 bypassing '*'.
1600 2005-10-04 Steven Bosscher <stevenb@suse.de>
1602 PR tree-optimization/23049
1603 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
1604 of a COND_EXPR is folded before calling fold on the whole rhs of a
1605 conditional assignment.
1606 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
1607 document that a COND_EXPR may appear there.
1609 2005-10-03 Diego Novillo <dnovillo@redhat.com>
1612 * tree-vrp.c (extract_range_from_assert): If the new numeric
1613 range created out of the assertion contradicts the existing
1614 numeric range of the ASSERT_EXPR variable, make the new range
1617 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
1619 * config/sh/sh.c (sh_register_move_cost): Add case for moving
1620 from T_REGS to FP register class.
1622 2005-10-03 Richard Henderson <rth@redhat.com>
1625 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
1626 before creating a new one.
1628 2005-10-03 David Edelsohn <edelsohn@gnu.org>
1630 * config/rs6000/t-aix43 (LDFLAGS): New.
1631 * config/rs6000/t-aix52 (LDFLAGS): New.
1633 2005-10-03 Ian Lance Taylor <ian@airs.com>
1635 * gimplify.c (find_single_pointer_decl_1): New static function.
1636 (find_single_pointer_decl): New static function.
1637 (internal_get_tmp_var): For a formal variable, set restrict base
1638 information if appropriate.
1639 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
1641 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
1642 (DECL_GET_RESTRICT_BASE): Define.
1643 (SET_DECL_RESTRICT_BASE): Define.
1644 (decl_restrict_base_lookup): Declare.
1645 (decl_restrict_base_insert): Declare.
1646 (struct tree_decl_with_vis): Add based_on_restrict_p field.
1647 * tree.c (restrict_base_for_decl): New static variable.
1648 (init_ttree): Initialize restrict_base_for_decl.
1649 (copy_node_stat): Copy restrict base information.
1650 (decl_restrict_base_lookup): New function.
1651 (decl_restrict_base_insert): New function.
1652 (print_restrict_base_statistics): New static function.
1653 (dump_tree_statistics): Call print_restrict_base_statistics.
1655 2005-10-02 Diego Novillo <dnovillo@redhat.com>
1658 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
1659 case of anti-ranges.
1661 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
1664 * c-typeck.c (tagged_tu_seen): Rename to ...
1665 (tagged_tu_seen_cache): this and add val field.
1666 (comptypes): Move functional to comptypes_internal
1667 and free tagged_tu_seen.
1668 (comptypes_internal): New function and call comptypes_internal
1669 instead of comptypes. Speed up by sibcalling
1670 tagged_types_tu_compatible_p.
1671 (alloc_tagged_tu_seen): New function
1672 (free_all_tagged_tu_seen_up_to): New function.
1673 (tagged_types_tu_compatible_p): Return the val of the seen two
1675 Add that the two types are the same to tagged_tu_seen_base
1676 if they are and call comptypes_internal instead of comptypes.
1677 <case UNION_TYPE>: Speed up common type where the fields are
1679 (function_types_compatible_p): Call comptypes_internal instead of
1681 (type_lists_compatible_p): Likewise.
1682 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
1684 2005-10-02 Matthias Klose <doko@debian.org>
1686 * doc/invoke.texi: Fix typo and speling error.
1688 2005-10-01 Richard Henderson <rth@redhat.com>
1690 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
1692 2005-10-01 Mark Mitchell <mark@codesourcery.com>
1694 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
1695 using --start-group and --end-group.
1697 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1699 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
1700 FIXME note regarding quirky semantics.
1702 2005-10-01 Diego Novillo <dnovillo@redhat.com>
1705 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
1706 non-null range as a last resort.
1708 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
1709 Diego Novillo <dnovillo@redhat.com>
1712 * tree-vrp.c (extract_range_from_assert): For !=
1713 assertions, only build an anti-range if LIMIT is a
1714 single-valued range.
1716 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
1718 * arm.md (movqi): On thumb when optimizing, handle loading from
1719 memory by describing this as taking a subreg of a zero-extended load
1720 into an SImode register.
1723 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
1725 * reload1.c (merge_assigned_reloads): Do not change any
1726 RELOAD_FOR_OUTPUT_ADDRESS reloads.
1728 2005-09-30 Geoffrey Keating <geoffk@apple.com>
1730 * Makefile.in (LIPO_FOR_TARGET): Define.
1731 (STRIP_FOR_TARGET): Define.
1733 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
1734 before creating new ones. Do symlinks before creating the actual
1737 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
1738 to work out which multilibs are actually being built.
1740 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
1742 * tree-vect-transform.c, config/ms1/ms1.md,
1743 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
1744 Follow spelling conventions.
1745 * doc/invoke.texi, doc/md.texi: Fix typos.
1747 2005-09-30 Andrew Macleod <amacleod@redat.com>
1749 PR tree-optimization/21430
1750 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
1751 use operands, and set stmt pointer if need be.
1752 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
1753 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
1756 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1759 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
1761 2005-09-29 Mark Mitchell <mark@codesourcery.com>
1763 * optabs.c (expand_binop): Initialize first_pass_p.
1765 2005-09-29 Jakub Jelinek <jakub@redhat.com>
1768 * c-decl.c (c_write_global_declarations_1): If any
1769 wrapup_global_declaration_2 call returned true, restart the loop.
1771 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
1773 Fix PR tree-optimization/24117
1774 * tree-ssa-structalias.c (find_func_aliases): Strip nops
1775 before considering whether to use anyoffset.
1777 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1781 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
1783 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
1785 (swap_commutative_operands_with_target): New.
1787 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
1790 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
1793 2005-09-29 Steven Bosscher <stevenb@suse.de>
1795 PR tree-optimization/23911
1796 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
1797 and IMAGPART_EXPR too.
1799 2005-09-28 Mark Mitchell <mark@codesourcery.com>
1802 * expmed.c (expand_shift): Move logic to reverse rotation
1803 direction when rotating by constants ...
1804 * optabs.c (expand_binop): ... here.
1805 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
1806 (ix86_rotrdi3): New pattern.
1807 (rotldi3): Handle 32-bit mode.
1808 (ix86_rotldi3): New pattern.
1810 2005-09-29 Alan Modra <amodra@bigpond.net.au>
1813 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
1814 check for numbers that need no bit twiddle.
1816 2005-09-28 Geoffrey Keating <geoffk@apple.com>
1818 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
1819 multilib to be built.
1821 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
1822 (stage1-start): Delete old libgcc and libunwind before moving
1823 anything into the stage directory.
1824 (stage2-start): Likewise.
1825 (stage3-start): Likewise.
1826 (stage4-start): Likewise.
1827 (stageprofile-start): Likewise.
1828 (stagefeedback-start): Likewise.
1829 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
1830 header in tm_file and CPU-specific t-darwin in tmake_file.
1831 (i[34567]86-*-darwin*): Don't change tm_file.
1832 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
1833 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
1834 shared library stub for target OS version.
1835 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
1836 (SHLIB_LINK): Don't make SHLIB_SOLINK.
1837 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
1838 (libgcc_s.%.dylib): New.
1840 (install-darwin-libgcc-stubs): New.
1841 (INSTALL_LIBGCC): New append.
1842 * config/i386/darwin-libgcc.10.4.ver: New.
1843 * config/i386/darwin-libgcc.10.5.ver: New.
1844 * config/i386/t-darwin: New.
1845 * config/rs6000/darwin-libgcc.10.4.ver: New.
1846 * config/rs6000/darwin-libgcc.10.5.ver: New.
1847 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
1848 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
1850 2005-09-28 Paul Brook <paul@codesourcery.com>
1852 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
1855 2005-09-28 Richard Guenther <rguenther@suse.de>
1857 PR tree-optimization/23853
1858 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
1859 host_integerp to verify misalignment value.
1861 2005-09-28 Richard Henderson <rth@redhat.com>
1863 * builtins.c (get_builtin_sync_mode): New.
1864 (expand_builtin_sync_operation): Pass in mode argument.
1865 (expand_builtin_compare_and_swap): Likewise.
1866 (expand_builtin_lock_test_and_set): Likewise.
1867 (expand_builtin_lock_release): Likewise.
1868 (expand_builtin): Update to match.
1870 2005-09-28 Nick Clifton <nickc@redhat.com>
1872 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
1873 formatting. Add check to PLUS case to ensure that the offset is
1874 within an acceptable range.
1876 * config/v850/v850.md (casesi): Disable the generation of the
1877 switch pattern as it is not being handled properly at the moment.
1879 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
1880 for when the high words are identical.
1882 2005-09-27 Richard Henderson <rth@redhat.com>
1884 * pretty-print.c (pp_base_format): Fix typo for %>.
1886 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
1887 Devang Patel <dpatel@apple.com>
1889 PR tree-optimization/23625
1890 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
1891 LABEL_EXPR, assertion check.
1893 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
1895 * optabs.c (no_conflict_move_test): Check if a result of a
1896 to-be-moved insn would be clobbered by an originally
1899 2005-09-27 Jeff Law <law@redhat.com>
1901 * passes.c (init_optimization_passes): Replace copy propagation
1902 passes immediately after DOM with phi-only copy propagation
1903 pases. Add phi-only copy propagation pass after first DOM pass.
1904 * tree-pass.h (pass_phi_only_copy_prop): Declare.
1905 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
1906 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
1907 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
1908 to init_copy_prop. Callers updated.
1909 (do_phi_only_copy_prop): New function.
1910 (pass_phi_only_copy_prop): New pass descriptor.
1912 2005-09-27 Nick Clifton <nickc@redhat.com>
1914 * libgcc2.c (__popcount_tab): Remove redundant prototype.
1916 2005-09-26 Jason Merrill <jason@redhat.com>
1919 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
1921 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
1923 2005-09-26 James E Wilson <wilson@specifix.com>
1925 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
1926 copyright. Add gcc copyright plus libgcc exception.
1927 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
1929 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
1931 2005-09-26 Jeff Law <law@redhat.com>
1933 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
1934 about when to iterate.
1936 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
1939 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
1940 for __complex__ double in -mcpu=G5 mode.
1942 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
1944 PR tree-optimization/23942
1945 * Makefile.in (SCEV_H): Depends on PARAMS_H.
1946 * tree-scalar-evolution.c: Include params.h.
1948 (follow_ssa_edge, follow_ssa_edge_in_rhs,
1949 follow_ssa_edge_in_condition_phi_branch,
1950 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
1951 Change return type to t_bool. Use a parameter to limit the size of
1952 trees that are walked before stopping
1953 (analyze_evolution_in_loop): Initialize the limit to 0.
1954 (follow_ssa_edge): Give up by returning t_dont_know if the limit
1955 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1957 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1960 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
1961 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
1963 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
1965 * combine.c (make_extraction): Check for valid use of subreg.
1967 2005-09-26 Uros Bizjak <uros@kss-loka.si>
1970 * config/i386/i386.md ("*fistdi2_1"): New pattern.
1971 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
1972 ("fist<mode>2_with_temp"): Use only register operands.
1974 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
1976 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
1977 CALL_INSN_FUNCTION_USAGE.
1979 2005-09-26 Richard Guenther <rguenther@suse.de>
1982 * gcse.c: Include hashtab.h, define ldst entry hashtable.
1983 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
1984 (ldst_entry): Use the hashtable instead of list-walking.
1985 (find_rtx_in_ldst): Likewise.
1986 (free_ldst_entry): Free the hashtable.
1987 (compute_ld_motion_mems): Create the hashtable.
1988 (trim_ld_motion_mems): Remove entry from hashtable if
1989 removing it from list.
1990 (compute_store_table): Likewise^2.
1991 (store_motion): Free hashtable in case we did not see
1994 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
1996 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
1997 and arg1 if we are passing them to fold_build2.
1999 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
2002 * config/i386/i386.c (ix86_function_regparm): Fix the test for
2005 2005-09-25 Richard Henderson <rth@redhat.com>
2007 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
2008 SYMBOL_REF_TLS_MODEL to be correct.
2010 2005-09-24 Richard Henderson <rth@redhat.com>
2012 * ipa-type-escape.c (discover_unique_type): Remove dead code at
2013 end of function. Reindent.
2015 2005-09-24 Ian Lance Taylor <ian@airs.com>
2017 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
2018 NEGATE_EXPR/BIT_NOT_EXPR case.
2020 2005-09-24 Richard Henderson <rth@redhat.com>
2022 * c-common.c (handle_mode_attribute): When not modifying in place,
2023 create subtypes for enumerations.
2024 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
2025 * gimplify.c (create_tmp_from_val): Likewise.
2027 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
2029 * config/i386/i386.md (*tls_global_dynamic_64,
2030 *tls_local_dynamic_base_64): Add missing mode to call.
2031 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
2033 2005-09-24 Jan Hubicka <jh@suse.cz>
2035 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
2036 (cgraph_clone_node): Likewise.
2037 * cgraph.h (cgraph_clone_edge): Update prototype.
2038 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
2039 duplicated prototypes; add updating argument.
2040 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
2041 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
2043 (cgraph_mark_inline_edge): Likewise.
2044 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
2045 (cgraph_flatten_node): Likewise.
2046 (cgraph_decide_recursive_inlining): Likewise.
2047 (cgraph_decide_inlining_of_small_function): Likewise.
2048 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2050 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2051 Pete Steinmetz <steinmtz@us.ibm.com>
2053 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
2054 (rldic.): Set type to "compare".
2056 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
2057 mfjmpr for MFCTR/MFLR.
2058 (movdf_hardfloat64): Same.
2059 (movdf_softfloat64): Same. Correct order of store and move types.
2060 (movti_string): Set type to store_ux/load_ux.
2061 (load_multiple): Set type to load_ux.
2062 (store_multiple): Set type to store_ux.
2063 (movmemsi): Set type to store_ux.
2064 (output_cbranch direct_return): Set type to jmpreg.
2065 (stmw): Set type to store_ux.
2066 (lmw): Set type to load_ux.
2067 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
2068 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
2069 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
2070 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
2071 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
2072 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
2073 (rios1-fpstore): Increase latency to 3.
2074 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
2075 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
2077 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2078 Andrew Pinski <pinskia@physics.uc.edu>
2080 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
2081 operand2 constraint to "b".
2082 (sync_<fetchop_name>di_internal): Same.
2083 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
2085 (sync_old_<fetchop_name>di_internal): Same.
2086 (sync_new_<fetchop_name>si_internal): Same.
2087 (sync_new_<fetchop_name>di_internal): Same.
2089 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
2092 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
2093 case, define as macros.
2095 PR rtl-optimization/23837
2096 * optabs.c (no_conflict_move_test): Don't set must_stay for a
2097 clobber / clobber match between dest and p->first.
2099 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
2100 (no_conflict_move_test): Update comments.
2102 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
2104 * doc/install.texi: Update URL for Jacks.
2105 * doc/sourcebuild.texi: Likewise.
2107 2005-09-22 David Edelsohn <edelsohn@gnu.org>
2110 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
2111 registers when choosing register preferences.
2112 (movdf_hardfloat64): Same.
2114 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
2116 * expmed.c (expand_shift): Don't use the target of the rotate as
2117 target for the first expanded shift insn.
2118 * testsuite/gcc.dg/20050922-1.c: Testcase added.
2120 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
2122 PR tree-optimization/22438
2123 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
2124 preserved iv rhs rewriting specially.
2126 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
2128 * tree-data-ref.c (analyze_array_indexes): Only estimate when
2129 estimate_only is true.
2130 * tree-flow.h (ref_contains_indirect_ref): New prototype.
2131 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
2132 tree-ssa-structalias.c
2133 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
2134 ref_contains_indirect_ref.
2135 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
2137 2005-09-21 DJ Delorie <dj@redhat.com>
2139 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
2141 (mn10300_return_in_memory): Support variable size types also.
2142 (mn10300_pass_by_reference): Likewise.
2143 (mn10300_function_value): New.
2144 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
2145 (FUNCTION_OUTGOING_VALUE): Likewise.
2146 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
2147 * doc/invoke.texi: Document it.
2149 2005-09-21 Uros Bizjak <uros@kss-loka.si>
2152 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
2153 force integer op1 into register for XFmode compares.
2155 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
2158 * expmed.c (alg_code): Add alg_impossible.
2159 (alg_hash_entry): Add cost.
2160 (synth_mult): Record alg_impossible in the hash table if
2161 multiplication by a given integer is impossble within the
2162 limit. Speed up using alg_impossible.
2164 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2166 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
2167 argument. Allow and set any offset if needs_anyoffset is passed
2169 (get_constraint_for): Add argument here too.
2171 (do_structure_copy): Pass NULL to get_constraint_for.
2172 (handle_ptr_arith): Ditto.
2173 (find_func_aliases): Ditto.
2175 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
2177 PR rtl-optimization/23898
2178 * output.h (get_attr_min_length): Declare.
2179 * final.c (get_attr_length_1): New function, broken out of:
2181 (get_attr_min_length): New function.
2182 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
2183 (duplicate_computed_gotos): Likewise.
2184 * genattr.c (insn_min_length): Generate declaration.
2185 * genattrtab.c (min_fn, min_attr_value): New functions.
2186 (make_length_attrs): Generate insn_min_length.
2188 2005-09-20 Steve Ellcey <sje@cup.hp.com>
2190 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
2192 2005-09-20 Richard Henderson <rth@redhat.com>
2194 PR tree-optimization/24059
2195 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
2198 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
2200 * c.opt (fextended-identifiers): New.
2201 * c-opts.c (c_common_handle_option): Handle
2202 -fextended-identifiers.
2203 * doc/cpp.texi: Update documentation of extended identifiers.
2204 * doc/cppopts.texi (-fextended-identifiers): Document.
2206 2005-09-20 Jakub Jelinek <jakub@redhat.com>
2208 PR tree-optimization/23929
2209 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
2212 PR tree-optimization/23818
2213 * tree-stdarg.c (execute_optimize_stdarg): Call
2214 calculate_dominance_info.
2216 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2218 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
2219 (analyze_siv_subscript_cst_affine): Add weak SIV test.
2220 (compute_overlap_steps_for_affine_1_2): Use
2221 get_number_of_iters_for_loop.
2222 (analyze_subscript_affine_affine): Check whether difference is
2224 Use get_number_of_iters_for_loop.
2225 Check whether overlap occurs outside of bounds.
2226 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
2228 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
2230 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
2231 base register if possible.
2233 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
2235 PR tree-optimization/18463
2236 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
2237 converting it directly is not possible.
2238 (chrec_convert_aggressive): New function.
2239 * tree-chrec.h (chrec_convert_aggressive): Declare.
2240 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
2241 Fold chrec conversions aggressively if asked to.
2242 (instantiate_parameters): Modified because of changes in
2243 instantiate_parameters_1.
2245 2005-09-19 Richard Henderson <rth@redhat.com>
2247 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
2248 (reduc_splus_v2df): New.
2250 2005-09-19 Richard Sandiford <richard@codesourcery.com>
2252 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
2253 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
2255 2005-09-19 Richard Henderson <rth@redhat.com>
2257 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
2260 2005-09-19 Richard Henderson <rth@redhat.com>
2262 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
2263 (ia64_expand_dot_prod_v8qi): New.
2264 * config/ia64/ia64-protos.h: Update.
2265 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
2266 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
2267 sdot_prodv8qi, sdot_prodv4hi): New.
2268 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
2270 2005-09-19 Richard Henderson <rth@redhat.com>
2273 * real.c (exact_real_truncate): Return false if the format cannot
2274 represent the number as a normal.
2276 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
2277 for a memory source.
2279 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
2281 * tree-ssa-operands.c (swap_tree_operands): Export.
2282 * tree.h (swap_tree_operands): Declare.
2283 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
2284 Call swap_tree_operands.
2286 2005-09-19 Richard Henderson <rth@redhat.com>
2288 * tree-flow.h (merge_alias_info): Declare.
2289 * tree-ssa-copy.c (merge_alias_info): Export.
2290 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
2291 (vect_create_data_ref_ptr): Use create_iv directly.
2292 (vectorizable_load): Use correct types for integer constants.
2293 (vect_generate_tmps_on_preheader): Likewise.
2294 (vect_gen_niters_for_prolog_loop): Likewise.
2296 2005-09-19 Steven Bosscher <stevenb@suse.de>
2298 PR rtl-optimization/23943
2299 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
2301 2005-09-18 Jan Hubicka <jh@suse.cz>
2303 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
2305 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
2307 * varasm.c (output_constant): Do not abort on conversions to union
2308 types between different sizes.
2310 2005-09-18 Richard Guenther <rguenther@suse.de>
2313 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
2316 2005-09-18 Paul Brook <paul@codesourcery.com>
2318 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
2320 2005-09-17 Richard Henderson <rth@redhat.com>
2322 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
2323 * tree-ssa-loop.c (pass_vect_dce): Remove.
2324 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
2327 2005-09-17 Richard Henderson <rth@redhat.com>
2329 * tree-pass.h (pass_vect_dce): Declare.
2330 * passes.c (init_optimization_passes): Add it.
2331 * tree-flow.h (tree_ssa_dce): Declare.
2332 * tree-ssa-dce.c (tree_ssa_dce): Export.
2333 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
2334 (gate_tree_vectorize): ... here.
2335 (pass_vect_dce): New.
2337 2005-09-17 Jan Hubicka <jh@suse.cz>
2339 * except.c (struct eh_status): Turn region_array into vec.
2340 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
2341 convert_from_eh_region_ranges, find_exception_handler_labels,
2342 current_function_has_exception_handlers, assign_filter_values,
2343 build_post_landing_pads, dw2_build_landing_pads,
2344 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
2345 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
2346 foreach_reachable_handler, can_throw_internal_1,
2347 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
2349 (duplicate_eh_region_1): Update region_array.
2350 (duplicate_eh_regions): Resize region_array and avoid recomputing.
2352 2005-09-17 David Edelsohn <edelsohn@gnu.org>
2355 * expmed.c (expand_mult): Substitute simple register for op0 when
2358 2005-09-17 Richard Henderson <rth@redhat.com>
2360 * expr.c (emit_move_via_integer): Add force argument, pass it on
2361 to emit_move_change_mode. Update callers.
2362 (emit_move_complex): Pass true to new force argument.
2363 * function.c (expand_function_end): Move expand_eh_return call
2364 earlier. Merge sub-word complex values into a pseudo before
2365 copying to the return hard register.
2367 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
2369 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
2370 between different sizes.
2372 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
2376 * passes.c (init_optimization_passes): Register dump files for
2379 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
2381 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
2382 * config/s390/s390.c (s390_overlap_p): New function.
2383 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
2384 peephole2, "*xc" peephole2): Added overlap check to the peephole2
2387 2005-09-16 Richard Guenther <rguenther@suse.de>
2389 * ipa-pure-const.c (static_execute): Free auxiliar information.
2390 * ipa-type-escape.c (discover_unique_type): Free temporary key.
2391 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
2393 2005-09-15 DJ Delorie <dj@redhat.com>
2395 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
2397 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
2399 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2401 (swap_commutative_operands_with_target): New.
2403 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
2405 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
2408 (estimate_iters_using_array): New function.
2409 * tree-data-ref.h (estimate_iters_using_array): Prototype
2410 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
2411 Use estimate_iters_using_array instead of analyze_array.
2413 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
2415 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
2418 2005-09-15 Michael Matz <matz@suse.de>
2420 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
2422 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
2424 PR tree-optimization/23835
2425 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
2426 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
2428 2005-09-14 Richard Henderson <rth@redhat.com>
2430 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
2431 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
2433 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
2435 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
2436 in the ARRAY_TYPE case.
2438 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
2440 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
2442 2005-09-14 Uros Bizjak <uros@kss-loka.si>
2445 * tree-vect-transform.c (vectorizable_operation): Return false for
2446 scalar shift operations and for vector shift operations with
2447 non-invariant shift arguments. Use scalar tree operand op1 as
2448 a shift operand when vector shift insn pattern uses scalar shift
2450 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
2452 2005-09-14 Olivier Hainque <hainque@adacore.com>
2454 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
2455 value if it has side-effects.
2457 2005-09-14 David Edelsohn <edelsohn@gnu.org>
2460 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
2462 2005-09-14 Alan Modra <amodra@bigpond.net.au>
2464 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
2465 passed as NAME as if it were label at start of function code.
2467 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
2469 * config/sh/sh.md (*movv4sf_i): Add general register cases to
2472 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
2474 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
2475 as early clobber. Rewrite so the PIC register is not implicitly used.
2477 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2479 * tree.c (annotate_with_file_line): Compare line numbers before
2482 2005-09-13 Uros Bizjak <uros@kss-loka.si>
2485 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
2486 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
2488 2005-09-13 Ian Lance Taylor <ian@airs.com>
2490 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
2491 than a HOST_WIDEST_INT to gen_doloop_begin.
2493 2005-09-13 Diego Novillo <dnovillo@redhat.com>
2495 * tree-dfa.c (dump_variable): Guard against NULL annotations.
2497 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
2499 PR tree-optimize/23817
2500 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
2502 2005-09-13 Alan Modra <amodra@bigpond.net.au>
2505 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
2506 word before changing the stack pointer. Use gen_frame_mem for MEMs.
2507 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
2508 (restore_stack_nonlocal): Likewise.
2509 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
2511 2005-09-12 Ian Lance Taylor <ian@airs.com>
2514 * c.opt (ffriend-injection): New C++ option.
2515 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
2516 (C++ Dialect Options): Document -ffriend-injection.
2518 2005-09-12 Josh Conner <jconner@apple.com>
2521 * ipa-reference.c (static_execute): Don't mark variables in
2522 named sections TREE_READONLY.
2524 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2526 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
2529 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
2531 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
2532 V_MUST_DEF instead of just the first_use_p.
2533 Don't mark the virtual variables for renaming on the statement which
2535 (pass_dse): Remove TODO_update_ssa.
2537 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
2540 * stor-layout.c (compute_record_mode): For records with a single
2541 field, actually check the field's mode size against the type size.
2543 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
2544 registers for TARGET_SHMEDIA.
2545 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
2546 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
2547 of GENERAL_REGS and FP_REGS.
2549 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
2551 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
2553 2005-09-12 Alan Modra <amodra@bigpond.net.au>
2555 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
2556 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
2557 are omitted. Exclude stack_tie insn too.
2559 2005-09-11 David Edelsohn <edelsohn@gnu.org>
2561 PR rtl-optimization/23098
2562 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
2564 * config/rs6000/rs6000.md (movdf splitter): Use
2565 const_double_operand predicate for TARGET_POWERPC64.
2566 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
2567 SYMBOL_REF method to ABI_V4.
2569 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
2570 replace_equiv_address.
2571 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
2572 rs6000_sr_alias_set and MEM_NOTRAP.
2573 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
2575 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
2577 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
2578 handle CALL_EXPR again.
2580 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
2582 * arm/predicates.md (alignable_memory_operand): Delete.
2584 2005-09-10 Richard Henderson <rth@redhat.com>
2587 * dbxout.c (dbxout_expand_expr): New.
2588 (dbxout_symbol): Use it.
2590 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
2592 * arm.c (arm_gen_rotated_half_load): Delete.
2593 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
2594 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
2595 (thumb_set_return_address): Likewise.
2596 (thumb_load_double_from_address): Use adjust_address.
2597 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
2598 (extendhsisi2_mem, movhi_bytes): Use change_address.
2599 (movhi): Use widen_memory_access.
2600 (reload_out_df): Use replace_equiv_address.
2601 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
2603 2005-09-09 Richard Henderson <rth@redhat.com>
2606 * dbxout.c: Include expr.h.
2607 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
2608 (dbxout_symbol): Handle DECL_VALUE_EXPR.
2609 * Makefile.in (dbxout.o): Add EXPR_H.
2611 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
2613 PR tree-optimization/23509
2614 * tree-cfg.c (replace_uses_by): Use replace_exp.
2615 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
2616 pointers have name_mem_tag or type_mem_tag set.
2618 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2620 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
2621 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
2622 of wrongly accessing operands.
2624 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
2626 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
2627 * tree-chrec.c: Include tree-scalar-evolution.h.
2628 (chrec_convert): Instantiate the base and step before calling
2629 scev_probably_wraps_p that would fail on parametric evolutions.
2630 Collect all the fails into a single section failed_to_convert,
2631 print a diagnostic, and return chrec_dont_know instead of calling
2633 * tree-scalar-evolution.c (loop_closed_phi_def): New.
2634 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
2636 (scev_const_prop): Don't replace the definition of a loop closed ssa
2637 phi node by itself, or by another loop closed ssa phi node.
2638 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
2639 that base and step are defined.
2641 2005-09-09 Richard Guenther <rguenther@suse.de>
2644 * fold-const.c (fold_ternary): Check truth_value_p before
2645 calling invert_truthvalue.
2647 2005-09-09 Nick Clifton <nickc@redhat.com>
2649 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
2650 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
2651 dimension of these arrays.
2652 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
2654 * longlong.h: Only provide a prototype for the __clz_tab[] array
2655 if this header has not been included from libgcc2.h.
2656 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
2658 Provide prototypes for exported functions.
2659 Use the __clz_tab[] and __popcount_tab[] arrays provided by
2662 2005-09-08 Josh Conner <jconner@apple.com>
2666 * expr.c (expand_expr_addr_expr_1): Don't invoke
2667 expand_simple_binop for EXPAND_INITIALIZER.
2669 2005-09-08 Richard Henderson <rth@redhat.com>
2672 * toplev.c (wrapup_global_declaration_1): Split out ...
2673 (wrapup_global_declaration_2): ... from ...
2674 (wrapup_global_declarations): ... here. Return bool.
2675 (check_global_declaration_1): Split out ...
2676 (check_global_declarations): from here.
2677 (emit_debug_global_declarations): New.
2678 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
2679 check_global_declaration_1, emit_debug_global_declarations): Declare.
2680 * c-decl.c (c_write_global_declarations_1): Don't create a vector
2681 of decls. Call wrapup_global_declaration_1,
2682 wrapup_global_declaration_2, check_global_declaration_1 directly.
2683 (c_write_global_declarations_2): New.
2685 (c_write_global_declarations): Call c_write_global_declarations_2.
2686 * langhooks.c (write_global_declarations): Call
2687 emit_debug_global_declarations.
2689 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
2690 remove decls that have DECL_RTL_SET_P.
2691 * passes.c (rest_of_decl_compilation): Invoke
2692 cgraph_varpool_finalize_decl for all but functions.
2694 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2696 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
2697 the result of a conversion if the new min and max cannot be compared.
2699 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
2701 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
2702 (override_options): Setting s390_sr_alias_set removed.
2703 (save_fpr, save_gprs): Set alias set to vararg or frame.
2704 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
2705 s390_sr_alias_set with get_frame_alias_set ().
2706 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
2707 get_varargs_alias_set ().
2709 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2713 * c-parser.c (c_parser_objc_method_definition): If the next
2714 token is not "{", error out and don't start the function.
2716 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
2718 * tree-vrp.c (extract_range_from_expr): Move the check for non
2719 nullness after the check for gimple invariant.
2721 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2723 * tree.c (host_integerp, tree_low_cst): Correct function comment.
2725 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2728 * config/m32r.md (movmemsi_internal): Canonicalize order of
2729 operands in PLUS component of template.
2731 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
2733 * reload1.c (fixup_eh_region_note): Remove assertion.
2734 (fixup_abnormal_edges): Reverted removal of call to
2735 find_many_sub_basic_blocks made on 2005-08-31.
2737 2005-09-07 Richard Henderson <rth@redhat.com>
2739 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
2740 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
2741 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
2742 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
2743 rearrange for better packing.
2744 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
2745 (lookup_cfa_1): Remove inline marker.
2746 (cfa_equal_p): Split out of ...
2747 (def_cfa_1): ... here. Use INVALID_REGNUM.
2748 (build_cfa_loc): Handle !cfa->indirect.
2749 (frame_pointer_cfa_offset): New.
2750 (dbx_reg_number): Assert register elimination performed; do
2751 leaf register remapping.
2752 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
2753 (eliminate_reg_to_offset): New.
2754 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
2755 for verifiably local stack frame addresses; re-base to CFA.
2756 (mem_loc_descriptor): Remove can_use_fbreg argument.
2757 (concat_loc_descriptor, loc_descriptor): Likewise.
2758 (containing_function_has_frame_base): Remove.
2759 (rtl_for_decl_location): Don't do register elimination or
2760 leaf register remapping here.
2761 (secname_for_decl): Split out from ..
2762 (add_location_or_const_value_attribute): ... here.
2763 (convert_cfa_to_loc_list): New.
2764 (compute_frame_pointer_to_cfa_displacement): New.
2765 (gen_subprogram_die): Use them.
2766 * tree.h (frame_base_decl): Remove.
2767 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
2768 (prologue_stack_adjust): Remove.
2769 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
2770 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
2771 (set_frame_base_location): Remove.
2772 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
2773 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
2774 (vt_add_function_parameters): Don't eliminate_regs.
2775 (vt_initialize): Don't create frame_base_decl.
2777 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2779 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
2780 version of GNU binutils for 4.x and later.
2782 2005-09-06 Mark Mitchell <mark@codesourcery.com>
2784 * ggc-page.c (ggc_push_context): Remove.
2785 (ggc_pop_context): Likewise.
2786 * ggc.h (ggc_push_context): Remove.
2787 (ggc_pop_context): Likewise.
2789 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2792 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
2793 returning from an interrupt handler.
2795 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2798 * config/arc/arc.c (output_shift): Add check for loop count when
2801 2005-09-06 Steven Bosscher <stevenb@suse.de>
2803 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
2805 (abs_replacement): Likewise.
2806 (pass_phiopt): Remove TODO_update_ssa.
2808 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2811 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
2812 if "return with no value, in function returning non-void" warning
2814 * tree-cfg.c (execute_warn_function_return): Don't look at
2815 RETURN_EXPRs with TREE_NO_WARNING set.
2818 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
2819 for internal functions doesn't use registers used by global registers
2820 variables. Use fewer register parameters if there are global register
2823 2005-09-06 Olivier Hainque <hainque@adacore.com>
2824 Eric Botcazou <ebotcazou@adacore.com>
2827 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
2828 when we would be extracting outside its bit span (bitpos+bitsize
2829 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
2830 Ada unchecked conversions.
2832 2005-09-06 Steven Bosscher <stevenb@suse.de>
2834 * tree-ssa-pre.c (try_look_through_load): New function.
2835 (compute_avail): Use it to try to look through loads for some
2836 more useful expressions.
2838 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
2840 * simplify-rtx.c (simplify_binary_operation_1): Correct the
2841 condition for detecting cases like (a&a) and (a^a).
2843 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
2845 * common.opt: Add option ftree-vect-loop-version.
2846 * params.def: Add --param vect-max-version-checks.
2847 * doc/invoke.texi: Document ftree-vect-loop-version and
2848 --param vect-max-version-checks.
2849 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
2850 may_misalign_stmts and defines for accessors.
2851 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
2852 LOOP_VINFO_MAY_MISALIGN_STMTS.
2853 (destroy_loop_vec_info): VEC_free for
2854 LOOP_VINFO_MAY_MISALIGN_STMTS.
2855 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
2856 Update documentation.
2857 (vect_update_misalignment_for_peel): New.
2858 (vect_enhance_data_refs_alignment): Update to choose loop
2859 peeling or loop versioning if appropriate for the (potentially)
2860 unaligned data references in the loop.
2861 (vect_analyze_data_refs_alignment): Remove call to
2862 vect_enhance_data_refs_alignment so the checks can be done
2864 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
2865 and move up call to vect_analyze_data_refs_alignment.
2866 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
2867 (vect_transform_loop): Add call to loop_version.
2869 2005-09-06 Jakub Jelinek <jakub@redhat.com>
2871 PR rtl-optimization/23098
2872 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
2873 * simplify-rtx.c (constant_pool_reference_p): New function.
2874 * rtl.h (constant_pool_reference_p): New prototype.
2875 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
2876 constant_pool_reference_p in condition and
2877 avoid_constant_pool_reference in preparation statements.
2879 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
2881 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
2882 STRICT_LOW_PART SETs.
2884 2005-09-06 Alan Modra <amodra@bigpond.net.au>
2887 * except.c (sjlj_emit_function_enter): Find the function begin
2888 note even when it's not in first basic block.
2890 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
2892 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
2893 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
2894 * aclocal.m4: Regenerate.
2896 2005-09-05 DJ Delorie <dj@redhat.com>
2898 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
2901 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
2903 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
2904 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
2905 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
2906 Follow spelling conventions.
2907 * doc/invoke.texi: Follow spelling conventions.
2909 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2911 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
2912 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
2913 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
2915 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
2918 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
2919 (output_stack_adjust): Use gen_tmp_stack_mem.
2920 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
2921 (sh_set_return_address, sh_allocate_initial_value): Likewise.
2922 (sh_get_pr_initial_val): Likewise.
2923 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
2924 (sh_initialize_trampoline): Likewise. Also use adjust_address.
2925 * sh.md (divsi_inv_m0): Use gen_const_mem.
2926 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
2927 (movdf_i4+1): Use gen_tmp_stack_mem.
2928 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
2929 (fpu_switch+2): Likewise.
2930 (movv4sf_i, movv16sf_i): Use adjust_address.
2931 (symGOT_load): Set MEM_NOTRAP_P bit.
2933 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2936 * pa.c (emit_move_sequence): Fix typo in last change.
2938 2005-09-03 Jakub Jelinek <jakub@redhat.com>
2940 PR rtl-optimization/23454
2941 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
2944 2005-09-03 Richard Henderson <rth@redhat.com>
2945 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2948 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
2951 2005-09-02 Nicolas Pitre <nico@cam.org>
2953 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
2954 to bit_count to 32 bits.
2956 2005-08-31 Mark Mitchell <mark@codesourcery.com>
2959 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
2960 generating synthetic loads from volatile lvalues.
2962 005-09-02 Nick Clifton <nickc@redhat.com>
2964 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
2965 __ctzhi2, __clzhi2): New functions.
2967 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
2970 * tree-nested.c (struct var_map_elt): Mark with GTY.
2971 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
2973 (lookup_field_for_decl): Allocate new element in GC memory.
2974 (lookup_tramp_for_decl): Likewise.
2975 (convert_nl_goto_reference): Likewise
2976 (create_nesting_tree): Allocate info in GC memory. Likewise for
2978 (free_nesting_tree): Free with ggc_free instead of free.
2979 (root): New static variable.
2980 (lower_nested_functions): Remove root as local variable. And zero out
2981 root at the end of the function.
2983 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
2985 PR rtl-optimization/20365
2986 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
2987 to short. New member ix.
2988 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
2989 (simplify_plus_minus): Initialize ix members before calling qsort.
2991 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
2993 PR tree-optimization/23626
2994 * tree-cfg.c (replace_uses_by): Clean up eh info.
2996 2005-09-01 DJ Delorie <dj@redhat.com>
2998 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
3001 2005-09-01 David Edelsohn <edelsohn@gnu.org>
3003 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
3004 (rs6000_split_multireg_move): Use replace_equiv_address instead of
3007 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
3009 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
3010 do not issue warning for a variable definition following
3013 2005-09-01 Richard Henderson <rth@redhat.com>
3016 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
3017 conversion to CONST_VECTOR.
3019 2005-09-01 Richard Henderson <rth@redhat.com>
3022 * reload1.c (reload_as_needed): Check !CALL_P before calling
3023 fixup_eh_region_note.
3024 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
3026 2005-09-01 DJ Delorie <dj@redhat.com>
3028 * varasm.c (output_constant): Let the target resolve
3029 conversions of addresses to non-default pointer sizes.
3031 2005-09-01 Nicolas Pitre <nico@cam.org>
3033 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
3034 to alow matching ARM pre-indexed addressing mode.
3035 (arm_override_options): Remove now irrelevant comment.
3037 2005-09-01 Phil Edwards <phil@codesourcery.com>
3039 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
3040 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
3041 * config/i386/vxworks.h: Likewise.
3042 * config/i386/t-vxworksae: New file, for VxWorks AE.
3043 * config/i386/vxworksae.h: Likewise.
3045 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
3047 PR tree-optimization/23410
3048 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
3049 sequence is not wrapping during the first step.
3051 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3054 * dwarf2out.c (base_type_die): Compare char_type_node with
3055 TYPE_MAIN_VARIANT (type), not type.
3057 2005-09-01 Richard Guenther <rguenther@suse.de>
3059 PR tree-optimization/15366
3060 * common.opt: Add -finline-functions-called-once.
3061 Put -fearly-inlining in alphabetically ordered place.
3062 * doc/invoke.texi: Document new option.
3063 * ipa-inline.c (cgraph_decide_inlining): Honour
3064 flag_inline_functions_called_once.
3066 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3068 PR rtl-optimization/23478
3069 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
3070 (alloc_qty): Initialize it.
3071 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
3072 (combine_regs): Combine also n_throwing_calls_crossed fields.
3073 (find_free_reg): Don't attempt to caller-save pseudos crossing
3074 calls that might throw.
3075 * global.c (struct allocno): Add throwing_calls_crossed field.
3076 (global_alloc): Revert 2005-08-22 change. Initialize
3077 throwing_calls_crossed.
3078 (find_reg): Don't attempt to caller-save pseudos crossing calls that
3081 2005-09-01 Alan Modra <amodra@bigpond.net.au>
3084 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
3085 (mask64_operand): Reinstate code prior to 2005-06-11 change.
3086 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
3087 (and64_2_operand): Tweak to use predicate.
3088 (and_operand): Adjust for mask_operand changes.
3089 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
3090 (print_operand): Likewise.
3091 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
3092 (mask64_1or2_operand): Delete.
3093 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
3094 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
3095 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
3096 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
3097 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
3098 (rotldi3_internal4): Likewise.
3099 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
3100 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
3101 (ashldi3_internal7): Likewise.
3102 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
3103 (ashldi3_internal, ashldi3_internal9 split): Likewise.
3104 (anddi3 split): Don't match mask64_operand.
3105 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
3106 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
3107 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
3108 't' splitter predicate.
3109 (movdi_internal64 + 2): Revert 2005-06-11 change.
3111 2005-08-31 DJ Delorie <dj@redhat.com>
3113 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
3114 (m32c_asm_integer): Add support for 32 bit pointers.
3116 2005-08-31 Richard Henderson <rth@redhat.com>
3118 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
3119 component-like references for setting MEM_NOTRAP_P.
3121 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
3122 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
3124 2005-08-31 Richard Henderson <rth@redhat.com>
3126 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
3127 into a pseudo before applying gen_lowpart.
3129 2005-08-31 Geoffrey Keating <geoffk@apple.com>
3131 * doc/install.texi (Specific): Update cctools version required
3132 for full functionality.
3133 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
3134 linkers as -macosx_version_min.
3136 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
3139 * sh.c (print_operand, %R and %S): Add handling of floating point
3140 registers, memory, constants and invalid operands.
3142 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
3144 * ipa-pure-const.c: Change dump name.
3146 2005-08-31 Uros Bizjak <uros@kss-loka.si>
3149 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
3150 to "reg_or_0_operand".
3151 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
3153 2005-08-31 Dale Johannesen <dalej@apple.com>
3155 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
3156 loops that count down.
3158 2005-08-31 Richard Henderson <rth@redhat.com>
3161 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
3162 (fixup_eh_region_note): New.
3163 (reload_as_needed): Call it.
3164 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
3165 don't call find_many_sub_basic_blocks; call verify_flow_info.
3166 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
3167 (keep_stack_depressed): Likewise.
3168 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
3170 2005-08-31 Richard Henderson <rth@redhat.com>
3172 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
3175 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
3177 * expr.c (expand_expr_real_1): Compare size of address
3178 mode to target's address mode size in deciding expansion of
3179 the constant address.
3181 2005-08-31 Richard Guenther <rguenther@suse.de>
3184 * expr.c (all_zeros_p): New function.
3185 (expand_expr_real_1): Handle the case of an all-zero
3186 non-addressable constructor separately.
3188 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
3190 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
3191 arguments, adjust all callers.
3192 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
3194 2005-08-30 Richard Henderson <rth@redhat.com>
3197 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
3198 whenever the mode sizes match.
3200 2005-08-31 Alan Modra <amodra@bigpond.net.au>
3202 * calls.c (load_register_parameters): Fix comment typo.
3203 * expr.c (emit_push_insn): Comment formatting.
3205 2005-08-30 Ian Lance Taylor <ian@airs.com>
3207 * config/i386/x-cygwin (host-cygwin): Change dependency from
3208 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
3210 2005-08-29 Geoffrey Keating <geoffk@apple.com>
3212 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
3215 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
3218 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
3219 call to ggc_collect.
3221 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
3224 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
3225 beginning. Remove $(INCLUDES) from all the rules, if following
3226 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
3228 2005-08-29 Jakub Jelinek <jakub@redhat.com>
3231 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
3232 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
3233 not constant, but maxlen is, don't set len to maxlen, rather
3234 set maxlen to len if len is a constant.
3236 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
3238 PR tree-optimization/23475
3239 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
3242 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
3244 Fix PR middle-end/22455
3246 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
3247 Checksum only the parts of the tree that exist for the tree code.
3249 2005-08-28 Dale Johannesen <dalej@apple.com>
3251 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
3253 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
3255 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
3257 2005-08-28 Richard Henderson <rth@redhat.com>
3259 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
3260 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
3263 2005-08-28 Jakub Jelinek <jakub@redhat.com>
3266 * builtins.c (get_memory_rtx): Don't strip nops
3267 in between COMPONENT_REFs.
3269 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
3272 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
3274 (gimplify_modify_expr): Check for zero sized types and gimplify the
3275 rhs and lhs as statements.
3277 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
3280 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
3281 state for return address column of signal frames.
3283 2005-08-27 David Edelsohn <edelsohn@gnu.org>
3286 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
3287 bytes >= 2 not bytes == 2.
3288 (expand_block_move): Same.
3290 2005-08-27 Richard Guenther <rguenther@suse.de>
3293 * config/i386/sse.md (sse2_movsd): Add missing closing
3296 2005-08-27 Paul Brook <paul@codesourcery.com>
3298 * genrecog.c (enum decision_type): Add DT_num_insns.
3299 (struct decision_test): Add u.num_insns.
3300 (add_to_sequence): Add DT_num_insns test.
3301 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
3302 (write_cond, debug_decision_2): Ditto.
3303 (change_state): Assume peep2_next_insn never fails.
3304 Remove "afterward" argument.
3305 (write afterward, write_tree): Update to match.
3306 * recog.c (peep2_current_count): New variable.
3307 (peep2_next_insn): Check it.
3308 (peephole2_optimize): Set peep2_current_count.
3309 * recog.h (peep2_current_count): Declare.
3311 2005-08-26 Josh Conner <jconner@apple.com>
3314 * ipa-pure-const.c (check_tree): Check for volatile-ness
3315 when considering a dereference.
3317 2005-08-27 Jakub Jelinek <jakub@redhat.com>
3319 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
3321 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3323 PR rtl-optimization/23561
3324 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
3325 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
3326 at most LEN bytes long memory fits into the field.
3327 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
3328 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
3329 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
3331 2005-08-26 Richard Henderson <rth@redhat.com>
3334 * loop.c (biased_biv_may_wrap_p): New.
3335 (maybe_eliminate_biv_1): Use it to suppress non-equality
3336 comparison transformations. Delete disabled code.
3338 2005-08-26 Ian Lance Taylor <ian@airs.com>
3340 * combine.c (make_extraction): Avoid reference outside object.
3342 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
3344 * stor-layout.c (finalize_type_size): Restore behaviour for
3345 non-aggregate types to the status quo ante of the patch for
3346 pr 23467. Document why it matters.
3348 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3351 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
3352 array by one element, initialize the BT_LAST element with NULL.
3354 2005-08-26 David Edelsohn <edelsohn@gnu.org>
3356 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
3357 optimizing for size.
3359 (compare_plus_eqsi): Same.
3360 (plus_eqsi_compare): Same.
3361 (neg_eq0<mode>): Same.
3362 (neg_eq<mode>): Same.
3364 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
3367 2005-08-26 Nick Clifton <nickc@redhat.com>
3369 * config/v850/v850.c (ep_memory_operand): Return FALSE if
3370 TARGET_EP is not defined.
3371 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
3372 TARGET_EP is enabled.
3373 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
3374 * config/v850/v850.md (save_all_interrupt): Only use the EP
3375 register if TARGET_EP is defined.
3376 (restore_all_interrupt): Likewise.
3377 * config/v850/lib1funcs.asm: Update functions so that the EP
3378 register is only used if __EP__ is defined.
3380 2005-08-26 David Ung <davidu@mips.com>
3382 * config/mips/mips.c (mips_expand_prologue): Handle case when
3383 generating for MIPS16 and the outgoing argument area is more than
3384 SMALL_OPERAND. Use the frame pointer as temporary to generate the
3387 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
3389 * config/crx/crx.md: Make doloop_end pattern usage controllable
3390 via mloop-nesting=<max-nesting> command line switch. Make sure
3391 the combiner cannot use doloop_end_<mode> in an illegal way.
3392 * config/crx/crx.c: Use regs up to r6 for argument passing.
3393 Refine crx_address_cost (non cst4 displacements are expensive).
3394 * config/crx/crx.opt: Add switch for mloop-nesting=.
3396 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
3398 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
3399 (UNSPEC_MVST): New constant.
3401 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
3403 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
3404 Reject operands containing eliminable registers.
3405 * testsuite/gcc.dg/20050825-1.c: New testcase.
3407 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3408 Jan Hubicka <jh@suse.cz>
3410 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
3412 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3414 PR tree-optimization/23546
3415 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
3418 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
3420 * params.def (PARAM_MIN_SPEC_PROB): New.
3421 * sched-rgn.c (MIN_PROBABILITY): Delete.
3422 (compute_trg_info): Convert to PARAM_VALUE.
3423 * doc/invoke.texi (param): Document min-spec-prob.
3425 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
3427 * config/darwin.h: define __PIC__
3428 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
3429 TARGET_OS_CPP_BUILTINS macro.
3431 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3433 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
3436 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3438 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
3440 * cfghooks.c (duplicate_block): Added position where to place
3441 new block as argument.
3442 * cfghooks.h (duplicate_block): Declaration changed.
3443 * cfglayout.c (copy_bbs): Add argument after. Pass it to
3445 * cfglayout.h (copy_bbs): Declaration changed.
3446 * cfgloop.h (loop_version): Declaration changed.
3447 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
3448 position to copy_bbs.
3449 (loop_version): Pass position to duplicate_loop_to_header_edge.
3450 Add place_after argument and position new blocks according to
3452 * modulo-sched.c (sms_schedule): Pass place_after argument
3454 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
3455 * tree-cfg.c (split_edge_bb_loc): New function.
3456 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
3457 to determine position of new blocks.
3458 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
3460 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
3461 argument to duplicate_block.
3462 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
3463 Pass position to copy_bbs.
3465 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
3467 * fold-const.c (ptr_difference_const): Use
3468 cst_and_fits_in_hwi instead of host_integerp.
3470 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
3472 * config/darwin.c (gen_pic_offset): New.
3473 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
3476 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
3478 PR tree-optimization/23486
3479 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
3481 2005-08-23 Phil Edwards <phil@codesourcery.com>
3483 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
3484 remove use_collect2.
3485 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
3487 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
3488 configuration files to override the default value.
3490 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
3491 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
3492 * config/vx-common.h: New file, split out from...
3493 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
3494 * config/vxworksae.h: New file, for VxWorks AE.
3495 * config/vxworks.opt: New file.
3496 * config/vxlib.c: Update for VxWorks 6.
3498 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
3499 other MULTILIB_* variables appropriately.
3500 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
3501 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
3502 * config/rs6000/vxworks.h: Update for VxWorks 6.
3503 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
3505 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
3508 * config/darwin.c (machopic_select_section): Remove the hack to
3509 mark "::operator new" and "::operator delete" for coalescing
3510 even though they are not weak.
3512 2005-08-24 Alan Modra <amodra@bigpond.net.au>
3514 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
3515 * configure: Regenerate.
3517 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3520 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
3522 * convert.c (convert_to_integer, convert_to_vector): Likewise.
3523 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
3526 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
3528 * config/rs6000/predicates.md (equality_operator): New.
3529 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
3530 comparison with a large constant.
3532 2005-08-23 Mark Mitchell <mark@codesourcery.com>
3534 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
3536 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
3538 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
3539 registers is even, and we have a hardware double precision fp,
3541 (sh_gimplify_va_arg_expr): For floating point arguments, consider
3542 size of current argument when checking if argument was passed in
3545 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
3548 * stor-layout.c (finalize_type_size): Dont override
3549 existing alignment with a smaller alignment from the mode.
3551 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3553 * lambda-code.c (lambda_vector_lexico_pos): Moved...
3554 * lambda.h (lambda_vector_lexico_pos): ... here.
3555 * tree-data-ref.c (build_classic_dist_vector): Return false when
3556 the distance vector is lexicographically negative.
3558 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
3560 PR tree-optimization/23511
3561 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
3562 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
3564 2005-08-23 Jakub Jelinek <jakub@redhat.com>
3566 PR tree-optimization/22043
3567 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
3568 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
3569 If ALLOW_FLEXARR, handle types ending with flexible array member.
3570 Pass false as second argument to recursive count_type_elements calls.
3571 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
3572 argument to count_type_elements call.
3573 * tree-sra.c (decide_block_copy): Likewise.
3574 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
3575 for a constant-sized object, set cleared as well. Pass true as
3576 second argument to count_type_elements call.
3578 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3581 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
3582 from legitimate_small_data_p, and make global. Update use.
3583 Remove forward declaration.
3584 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
3586 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
3588 2005-08-23 David Edelsohn <edelsohn@gnu.org>
3590 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
3591 of scratch intermediates.
3592 (eq<mode>_compare): Same.
3593 (neg_eq0<mode>): New.
3594 (neg_eq<mode>): Convert to define_insn_and_split.
3596 2005-08-23 Alan Modra <amodra@bigpond.net.au>
3599 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
3600 stdarg functions, set/clear the fp marker even when no variable
3602 * config/rs6000/sysv4.opt (mprototype): Describe.
3604 2005-08-22 Jakub Jelinek <jakub@redhat.com>
3606 PR rtl-optimization/23478
3607 * regs.h (reg_info): Add throw_calls_crossed.
3608 (REG_N_THROWING_CALLS_CROSSED): Define.
3609 * flow.c (allocate_reg_life_data): Initialize
3610 REG_N_THROWING_CALLS_CROSSED.
3611 (propagate_one_insn, attempt_auto_inc): Update
3612 REG_N_THROWING_CALLS_CROSSED.
3613 * global.c (global_alloc): Don't allocate pseudos across
3614 calls that may throw.
3616 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
3619 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
3620 value is inbetween the range if we did not find an exact match.
3622 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
3624 * doc/invoke.texi (Option Summary): Add ms1 options.
3625 * doc/extend.texi: Document interrupt handler attribute for ms1.
3626 * doc/md.texi: Document ms1 constraints.
3627 * config.gcc: Add ms1-*-elf.
3628 * config/ms1/ms1.h: New.
3629 * config/ms1/ms1.c: New.
3630 * config/ms1/ms1.md: New.
3631 * config/ms1/ms1-protos.h: New.
3632 * config/ms1/ABI.txt: New.
3633 * config/ms1/crti.asm: New.
3634 * config/ms1/crtn.asm: New.
3635 * config/ms1/lib2extra-funcs.c: New.
3636 * config/ms1/t-ms1: New.
3637 * config/ms1/ms1.opt: New.
3639 2005-08-22 Ira Rosen <irar@il.ibm.com>
3641 * config/rs6000/altivec.md (xorv4sf3): New.
3642 (negv4sf2, neg<mode>2): Likewise.
3644 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
3647 * config/ia64/ia64.md (divsi3): Check divide by zero.
3648 (udivsi3): Likewise.
3650 (udivdi3): Likewise.
3652 2005-08-21 Jakub Jelinek <jakub@redhat.com>
3654 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
3655 up to elem_bitsize bits, not max_bitsize.
3657 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3659 PR tree-optimization/23433
3660 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
3661 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
3663 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
3665 PR tree-optimization/23434
3666 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
3667 the iteration bound is not an INTEGER_CST.
3669 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
3671 * tree-vect-transform.c (get_initial_def_for_reduction): Set
3672 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
3673 NULL if need_epilog_adjust is false.
3674 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
3675 Case 3 always peels first itration, not just for PLUS case, and no need
3676 to use scalar_initial_def here. Create an epilog adjustment only if
3677 scalar_initial_def is not NULL.
3679 (vectorizable_reduction): Remove assert.
3681 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
3684 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
3685 (__moddi3): Likewise.
3686 (__udivdi3): Likewise.
3687 (__umoddi3): Likewise.
3688 (__divsi3): Likewise.
3689 (__modsi3): Likewise.
3690 (__udivsi3): Likewise.
3691 (__umodsi3): Likewise.
3693 2005-08-20 Jakub Jelinek <jakub@redhat.com>
3695 * tree-pass.h (TDF_GRAPH): Define.
3696 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
3697 * passes.c (finish_optimization_passes): Only call
3698 finish_graph_dump_file if TDF_GRAPH is set.
3699 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
3700 NULL. Set TDF_GRAPH bit.
3701 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
3703 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
3705 * arm.h (arm_stack_offsets): Add locals_base field.
3706 * arm.c (arm_get_frame_offsets): Compute it.
3707 (thumb_compute_initial_elimination offset): Make the Thumb frame
3708 pointer point to the base of the local variables.
3709 (thumb_expand_prologue): Update accordingly.
3710 (thumb_expand_epilogue): Likewise.
3712 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
3713 mode of clobbered scratch to DImode. Handle a case that's known to
3716 2005-08-19 David Edelsohn <edelsohn@gnu.org>
3718 * config/rs6000/rs6000.md (gt0<mode>): Delete.
3719 (gt0<mode>_compare): Delete.
3720 (neg_gt0<mode>): Delete.
3722 2005-08-19 Eric Christopher <echristo@apple.com>
3724 * optabs.h: Change CTI_ to COI_.
3727 2005-08-19 James E Wilson <wilson@specifix.com>
3729 * builtins.c (expand_builtin_return_addr): Set
3730 current_function_accesses_prior_frames when count != 0. Use
3731 frame_pointer_rtx when count == 0.
3732 * function.h (struct function): Add accesses_prior_frames field.
3733 (current_function_accesses_prior_frames): Define.
3734 * reload1.c (init_elim_table): Check
3735 current_function_accesses_prior_frames.
3736 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
3738 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3740 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
3741 indicator. Return true if the flowgraph changed during
3744 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3747 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
3748 conditional expression before testing its value.
3750 2005-08-19 Diego Novillo <dnovillo@redhat.com>
3752 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
3754 2005-08-19 Devang Patel <dpatel@apple.com>
3756 PR tree-optimization/23048
3757 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
3758 third parameter. Check whether latch is dominated by exit
3760 (if_convertible_loop_p): Supply exit block itself to
3761 if_convertible_bb_p.
3763 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3766 * arm.md (arm_load_pic_register): Change argument to the mask of
3767 saved registers. Call thumb_find_work_register if we need a
3768 scratch register on Thumb.
3769 (arm_expand_prologue): Pass empty register set to
3770 arm_load_pic_register.
3771 (thumb_expand_prologue): Pass live_regs_mask directly to
3772 arm_load_pic_register.
3773 * arm-protos.h (arm_load_pic_register): Update prototype.
3775 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
3777 * sh.c (find_sole_member): New function.
3778 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
3779 if the record's alignment is larger than the size of its only member.
3781 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
3784 * arm.c (thumb_legitimize_reload_address): New function.
3785 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
3786 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
3788 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
3790 * config/crx/crx.c: Implement crx_decompose_address. Reject
3791 symbolic displacements since CRX register relative adressing
3792 mode can't handle unsigned 32-bit values as displacements.
3793 * config/crx/crx.h: Simplify definitions, remove redundant
3794 parenthesis and obsolete macros.
3795 * config/crx/crx.opt: Add new switch for debugging addresses.
3796 * config/crx/crx-protos.h: Add new declarations for above.
3798 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
3801 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
3804 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3806 * collect2.c (dup2): Delete.
3807 * configure.ac: Don't check for dup2.
3809 * config.in, configure: Regenerate.
3811 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
3813 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
3814 record with the type of its only member.
3816 2005-08-18 David Edelsohn <edelsohn@gnu.org>
3818 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
3819 define_insn_and_split.
3820 (plus_ltu<mode>_compare): Same.
3821 (gtu<mode>_compare): Same.
3822 (plus_gtu<mode>_compare): Same.
3824 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
3826 PR tree-optimization/22228
3827 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
3829 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
3830 are recorded in vect_vnames_to_rename for renaming.
3831 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
3832 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
3833 in vect_vnames_to_rename.
3834 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
3835 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
3837 2005-08-18 Jan Hubicka <jh@suse.cz>
3840 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
3841 info only for local statics, not for member variables.
3843 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3845 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
3847 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3849 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
3851 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
3854 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
3856 2005-08-17 James E Wilson <wilson@specifix.com>
3858 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
3861 2005-08-17 David Edelsohn <edelsohn@gnu.org>
3863 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
3864 (leu<mode>_compare): Same.
3865 (plus_leu<mode>): Same.
3866 (neg_leu<mode>): Same.
3867 (and_neg_leu<mode): Same.
3868 (ltu<mode>_compare): Same.
3869 (plus_ltu<mode>): Same.
3871 (geu<mode>_compare): Same.
3872 (plus_geu<mode>): Same.
3873 (neg_geu<mode>): Same.
3874 (and_neg_geu<mode>): Same.
3875 (plus_gt<mode>): Same.
3876 (gtu<mode>_compare): Same.
3877 (plus_gtu<mode>): Same.
3879 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
3881 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
3882 Move call_table_data to end. Delete spurious .text.
3883 (callt_save_all_interrupt): Fix comment typo.
3885 2005-08-17 James E Wilson <wilson@specifix.com>
3886 Kevin Winchester <winchester@amirix.com>
3889 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
3891 2005-08-17 Uros Bizjak <uros@kss-loka.si>
3894 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
3895 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
3897 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
3899 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
3900 record with the type of its only member if the modes don't match.
3902 * varasm.c (decode_reg_name): Skip empty additional register names.
3904 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
3906 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
3907 lsm_tmp_name_length): New.
3908 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
3909 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
3911 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3912 Andreas Krebbel <krebbel1@de.ibm.com>
3914 * config.gcc: Added z9-109 switch.
3915 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
3916 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
3917 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
3918 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
3919 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
3920 for "z9_109" cpu attribute.
3921 * config/s390/s390.c (z9_109_cost): New processor cost structure.
3922 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
3923 (s390_handle_arch_option): Added z9-109 switch.
3924 (override_options): Set respective cost function for z9-109.
3925 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
3926 (legitimate_reload_constant_p): Accept extended immediates.
3927 (print_operand): Three new output modifiers added: k, m and o.
3928 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
3929 (s390_output_mi_thunk): Use extended immediate when possible.
3930 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
3931 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
3932 (CONSTRAINT_LEN): Added length of O constraint.
3933 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
3934 * config/s390/s390.md ("cpu"): New value z9_109 added.
3935 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
3936 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
3937 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
3938 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
3939 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
3940 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
3941 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
3942 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
3943 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
3944 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
3945 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
3946 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
3947 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
3948 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
3949 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
3951 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
3952 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
3953 insns for TARGET_EXTIMM.
3955 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
3957 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
3959 2005-08-17 Nick Clifton <nickc@redhat.com>
3961 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
3962 Call default_encode_section_info.
3964 2005-08-17 Steven Bosscher <stevenb@suse.de>
3966 PR tree-optimization/21574
3967 * tree-ssa-ccp.c (likely_value): If the right hand side is a
3968 constant, return CONSTANT.
3969 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
3970 (ccp_fold, visit_assignment): Likewise.
3971 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
3973 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3975 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
3976 fold_buildN instead of buildN then fold_initializer or fold.
3977 (build_unary_op): Likewise.
3978 (build_binary_op): Likewise.
3979 * fold-const.c (fold_initializer): Remove.
3980 (fold_build1_initializer): New function.
3981 (fold_build2_initializer): New function.
3982 (fold_build3_initializer): New function.
3983 * tree.h (fold_initializer): Remove.
3984 (fold_build1_initializer): New function.
3985 (fold_build2_initializer): New function.
3986 (fold_build3_initializer): New function.
3988 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
3990 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
3991 (try_move_mult_to_index): Call fold_build2 instead of build2.
3992 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
3993 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
3994 fold_binary_to_constant.
3995 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
3997 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
3998 check if A == gcd (A, B). Remove TYPE argument.
3999 (analyze_offset) Use fold_build2 instead of fold (build.
4000 (create_data_ref): Likewise.
4001 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
4002 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
4005 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
4007 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
4008 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
4010 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
4013 * gimplify.c (zero_sized_type): New function.
4014 (gimplify_modify_expr_rhs): If we have a zero sized type,
4015 replace the statement with an empty statement.
4017 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
4019 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
4022 2005-08-16 Ian Lance Taylor <ian@airs.com>
4024 * doc/tm.texi (Label Output): Correct typo.
4026 2005-08-16 Steven Bosscher <stevenb@suse.de>
4029 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
4030 force_operand will work later on using have_insn_for.
4032 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4034 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
4036 2005-08-16 Ian Lance Taylor <ian@airs.com>
4039 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
4040 vector type, don't try to construct it element by element. Add an
4041 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
4043 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4045 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
4047 2005-08-16 Geoffrey Keating <geoffk@apple.com>
4049 * doc/invoke.texi (Precompiled Headers): Document some more options
4050 which are known to be safe.
4052 2005-08-16 James E Wilson <wilson@specifix.com>
4054 PR tree-optimization/21105
4055 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
4056 TREE_OVERFLOW check.
4058 2005-08-16 David Edelsohn <edelsohn@gnu.org>
4060 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
4061 (neg_ltu<mode>): Same.
4063 (neg_gtu<mode>): Same.
4065 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4067 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
4068 (fold_builtin_isdigit): Use fold_buildN.
4069 (build_function_call_expr): Likewise.
4070 * c-typeck.c (c_finish_loop): Likewise.
4072 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
4073 Richard Shann <rshann@superh.com>
4075 PR middle-end/20396:
4076 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
4078 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
4080 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
4082 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
4085 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
4086 arm_compure_save_reg0_reg12_mask to determine when the PIC register
4089 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4092 * fold-const.c (build_range_check): Disable optimization for function
4093 pointer expressions on targets that require function pointer
4096 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
4098 * simplify-rtx.c (simplify_const_relational_operation): When
4099 extracting arguments of a COMPARE, recompute the mode as well.
4101 2005-08-15 Ian Lance Taylor <ian@airs.com>
4103 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
4105 2005-08-15 DJ Delorie <dj@redhat.com>
4107 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
4109 (movsi_splittable): Allow, but split, moves to the stack.
4110 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
4113 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4115 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
4116 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
4117 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
4119 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
4120 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
4121 Delete HOST_PTR_PRINTF.
4123 * configure, config.in: Regenerate.
4125 2005-08-15 David Edelsohn <edelsohn@gnu.org>
4127 * config/rs6000/rs6000.md (QHSI): New mode macro.
4128 (wd): Extend mode attr for QImode and HImode
4129 (dbits): New mode attr.
4130 (zero_extend<mode>di2): Convert to mode macro.
4132 2005-08-15 Steve Ellcey <sje@cup.hp.com>
4135 * doc/invoke.texi (-mgnu-ld): Update description.
4138 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4141 * Makefile.in (tree-chrec.o): Depends on real.h.
4142 * tree-chrec.c: Include real.h.
4143 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
4144 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
4145 * tree-scalar-evolution.c (add_to_evolution_1,
4146 interpret_rhs_modify_expr): Ditto.
4148 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4151 * tree-data-ref.c (estimate_niter_from_size_of_data): When
4152 step is negative compute the estimation from init downwards to zero.
4154 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
4156 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
4158 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4160 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
4162 (legitimate_reload_constant_p): Fix handling of lliXX operands.
4163 Accept double-word constants that can be split.
4164 * config/s390/s390.md ("movti"): Use 'P' constraint.
4165 ("*movdi_31", "*movdf_31"): Likewise.
4167 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
4169 Fix PR tree-optimization/22615
4171 * tree-ssa-structalias.c (solution_set_add): Handle
4172 first_vi_for_offset returning NULL.
4173 (do_da_constraint): Ditto.
4174 (do_sd_constraint): Ditto.
4175 (do_ds_constraint): Ditto
4176 (find_func_aliases): Ditto.
4177 (build_constraint_graph): RHS is allowed be ANYTHING.
4178 (first_vi_for_offset): Return NULL if we couldn't find anything at
4181 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4183 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
4184 over memory as first operand.
4186 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
4189 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
4190 available for setting it.
4192 2005-08-14 Ira Rosen <irar@il.ibm.com>
4194 PR tree-optimization/23320
4195 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
4196 data-refs' types instead of base object nullness. Add check for
4197 pointer type data-refs before first location comparison. Remove
4200 2005-08-14 Andreas Schwab <schwab@suse.de>
4202 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
4204 2005-08-13 James E Wilson <wilson@specifix.com>
4206 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
4207 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
4208 -fstack-protector-all, --param ssp-buffer-size): Document.
4209 (-Wvariadic-macros): Alphabetize.
4210 (-fsched-stalled-insns-dep): Add missing 'f'.
4212 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
4215 2005-08-13 David Edelsohn <edelsohn@gnu.org>
4217 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
4218 or indirect address operand.
4219 (EXTRA_ADDRESS_CONSTRAINT): New.
4220 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
4222 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
4224 PR tree-optimization/22236
4225 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
4226 successors and predecessors.
4227 * tree-chrec.c (chrec_convert): Before converting, check that
4228 sequences don't wrap.
4229 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
4230 (analyze_array): Extern.
4231 (find_data_references_in_loop): Remove call to
4232 compute_estimated_nb_iterations.
4233 * tree-data-ref.h (analyze_array): Declared.
4234 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
4235 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
4236 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
4237 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
4239 * tree-ssa-loop-ivcanon.c: Fix documentation.
4240 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
4241 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
4242 (infer_loop_bounds_from_undefined): New.
4243 (estimate_numbers_of_iterations_loop): Use
4244 infer_loop_bounds_from_undefined.
4245 (used_in_pointer_arithmetic_p): New.
4246 (scev_probably_wraps_p): Pass an extra parameter. Call
4247 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
4248 (convert_step): Fix documentation.
4249 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
4250 Use initial_condition_in_loop_num and evolution_part_in_loop_num
4251 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
4252 scev_probably_wraps_p.
4254 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
4256 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
4257 (s390_register_info): Ignore clobbered_regs information for fixed
4258 registers, and only fixed registers.
4259 (s390_init_frame_layout): Remove redundant call.
4261 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
4263 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
4264 description of -Wold-style-casts.
4266 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4267 Jakub Jelinek <jakub@redhat.com>
4269 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4270 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
4271 * config/s390/s390.c (print_operand): New output modifier 'G' added.
4272 (get_thread_pointer): Renamed to s390_get_thread_pointer.
4273 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
4274 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
4275 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
4276 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4277 ("stack_protect_set", "stack_protect_test"): New expanders.
4278 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
4279 "stack_protect_testdi"): New insn definitions.
4281 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4283 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
4285 2005-08-12 Paul Brook <paul@codesourcery.com>
4287 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
4289 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4291 * config/s390/predicates.md (setmem_operand): New predicate.
4292 (shift_count_operand): Accept ANDs with special constants as
4294 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
4295 with special constants.
4296 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
4297 shift_count_operand with setmem_operand.
4299 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4301 * config/s390/s390.c (s390_extract_part, s390_single_part):
4303 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
4304 (s390_output_mi_thunk): Don't use lg on 31 bit.
4305 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
4306 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
4308 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4310 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
4311 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
4312 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
4313 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
4314 with one of the new macros.
4316 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4318 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
4319 Don't set save_return_addr_p.
4320 (s390_register_info): Make clobbered_regs not depending on
4323 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4325 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
4326 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
4328 2005-08-11 James E. Wilson <wilson@specifix.com>
4330 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
4332 2005-08-11 Jakub Jelinek <jakub@redhat.com>
4334 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
4335 locations gathered by var-tracking in single entry loc_list
4336 over loc_descriptor_from_tree.
4338 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
4339 pass it down to loc_descriptor.
4340 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
4341 (containing_function_has_frame_base): Move earlier in the file.
4342 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
4343 instead of always assuming fbreg can't be used.
4345 2005-08-11 David Edelsohn <edelsohn@gnu.org>
4347 * config/rs6000/altivec.md: Change constraint "m" to "Z".
4348 * config/rs6000/predicates.md (indexed_or_indirect_operand):
4349 Accept address wrapped in AND for Altivec.
4350 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4351 Strip AND wrapping offset address for Altivec.
4353 2005-08-11 Richard Henderson <rth@redhat.com>
4356 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
4357 before using TYPE_IS_SIZETYPE.
4359 2005-08-11 Richard Henderson <rth@redhat.com>
4362 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
4363 insn types not present on ev4.
4364 (alphaev5_insn_pipe): Similarly.
4366 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
4369 * arm.c (arm_override_options): If the user has selected callee-super-
4370 interworking, then enable normal interworking.
4372 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4374 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
4377 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
4379 * doc/rtl.texi: Fix two typos.
4381 2005-08-11 Richard Guenther <rguenther@suse.de>
4384 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
4385 cases where we call to/from functions returning void.
4387 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
4390 * tree.c (build_pointer_type_for_mode): Robustify.
4392 2005-08-10 James E Wilson <wilson@specifix.com>
4394 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
4395 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
4397 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
4400 2005-08-10 Eric Christopher <echristo@apple.com>
4402 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
4403 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
4406 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
4409 * config/darwin.c (machopic_indirect_data_reference): Use a new register
4410 for the high part when generating dynamic-no-pic code.
4412 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
4414 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
4415 (x86_64-*-linux*): Likewise.
4417 * config/i386/crtfastmath.c: New file.
4418 * config/i386/t-crtfm: Likewise.
4420 * config/i386/linux.h (ENDFILE_SPEC): New.
4421 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
4423 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
4426 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
4428 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
4429 (vec_shl, vec_shr): Document new operations.
4430 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
4432 2005-08-10 David Edelsohn <edelsohn@gnu.org>
4434 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
4435 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
4436 change predicate to indexed_or_indirect_address.
4438 2005-08-10 Richard Sandiford <richard@codesourcery.com>
4440 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
4441 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
4442 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
4443 and __aeabi_uwrite8.
4444 * config/arm/unaligned-funcs.c: New file.
4445 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
4447 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
4449 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
4451 * cfglayout.c (pass_insn_locators_initialize): Add dump.
4452 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
4454 * except.c (pass_convert_to_eh_region_ranges): Add dump.
4455 * final.c (pass_shorten_branches): Add dump.
4456 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
4457 (pass_life): Rename dump.
4458 (rest_of_handle_flow2): Remove initial verify_flow_info.
4459 * function.c (pass_instantiate_virtual_regs): Add dump.
4460 * integrate.c (pass_initial_value_sets): Add dump.
4461 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
4462 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
4463 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
4464 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
4465 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
4466 gate_rtl_unrool_and_peel_loops): New.
4467 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
4468 rtl_doloop): Do not look at flags.
4469 * mode-switching.c (pass_mode_switching): Add dump.
4470 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
4471 pass_split_before_regstack): Add dump.
4472 * regmove.c (pass_stack_adjustments): Add dump.
4473 * tree-optimize.c (pass_fixup_cfg): Add dump.
4475 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4478 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
4479 deciding which instruction sequence to use.
4481 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
4483 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
4484 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
4486 2005-08-09 Richard Guenther <rguenther@suse.de>
4488 * c-common.c (builtin_function_2): Remove.
4489 (def_builtin_1): New function.
4490 (c_common_nodes_and_builtins): Use def_builtin_1 to
4491 build builtin functions.
4493 2005-08-09 Jie Zhang <jie.zhang@analog.com>
4495 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
4496 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
4497 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
4500 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4502 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
4503 fold_binary instead of fold_build2 since we don't care about the
4505 (loop_niter_by_eval): Likewise.
4506 (compare_trees): Likewise.
4507 (proved_non_wrapping_p): Likewise.
4509 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
4513 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
4514 if the if is really empty.
4516 2005-08-09 Steven Bosscher <stevenb@suse.de>
4518 PR tree-optimization/23234
4519 * tree-ssa-math-opts.c (place_reciprocal): New enum.
4520 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
4521 argument of the new enum.
4522 (execute_cse_reciprocals): Add reciprocals for function arguments
4523 on the unique successor edge of the entry block. Update other calls
4524 to execute_cse_reciprocals_1.
4526 2005-08-08 Richard Henderson <rth@redhat.com>
4529 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
4531 2005-08-08 Bob Wilson <bob.wilson@acm.org>
4533 * expr.c (write_complex_part): Return after handling MEM.
4535 2005-08-08 Josh Conner <jconner@apple.com>
4537 PR rtl-optimization/23241
4538 * combine.c (simplify_comparison): Fix error in determining
4539 whether to lift a subreg from comparison.
4541 2005-08-08 David Edelsohn <edelsohn@gnu.org>
4544 * config/rs6000/altivec.md (vec_init<mode>): New.
4545 (vec_set<mode>): New.
4546 (vec_extract<mode>): New.
4547 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
4548 (rs6000_expand_vector_set): New.
4549 (rs6000_expand_vector_extract): New.
4550 (rs6000_legitimate_offset_address_p): Offset addresses are valid
4551 for Altivec modes before reload.
4552 (altivec_expand_vec_init_builtin): New.
4553 (get_element_number): New.
4554 (altivec_expand_vec_set_builtin): New.
4555 (altivec_expand_vec_ext_builtin): New.
4556 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
4558 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
4560 * config/rs6000/rs6000.h (rs6000_builtins): Add
4561 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
4562 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
4563 * config/rs6000/rs6000-protos.h: Declare new functions.
4565 2005-08-08 Jan Hubicka <jh@suse.cz>
4567 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
4568 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
4569 * i386.md (movdi*): Use pic_32bit_operand.
4570 * predicates.md (pic_32bit_operand): New.
4572 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
4575 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
4577 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
4579 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
4580 (test_for_singularity): Use fold_build2.
4582 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4584 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
4586 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
4588 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
4589 (COMMON_ASM_OP) Define.
4590 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
4591 (ix86_encode_section_info): Likewise.
4592 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
4593 SUBTARGET_ENCODE_SECTION_INFO.
4595 2005-08-06 Richard Henderson <rth@redhat.com>
4598 * tree-nested.c (convert_local_reference): Save and restore val_only
4599 around component_ref and friends. Clear walk_subtrees by default.
4601 2005-08-06 Peter O'Gorman <peter@pogma.com>
4604 * gcc.c (process_command): Check the argument to -b has a dash.
4605 * doc/invoke.texi: Update -b and -V docs.
4607 2005-08-06 James E Wilson <wilson@specifix.com>
4609 * config/mips/cross64.h, config/mips/t-cross64: Delete.
4611 2005-08-06 Michael Matz <matz@suse.de>
4613 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
4614 member only if only one insn is associated with the value.
4616 2005-08-06 Nick Clifton <nickc@redhat.com>
4618 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
4620 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
4621 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
4622 Check symbol flags instead of symbol name mangling.
4623 (xstormy16_asm_output_aligned_common): Likewise. Also
4624 simplify code since the bss100_section cass is the only case
4625 where the below100 code will be triggered.
4626 (xstormy16_encode_section_info): Encode below100 attribute
4627 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
4629 (xstormy16_strip_name_encoding): Delete - this function is no
4631 (TARGET_STRIP_NAME_ENCODING): Undefine.
4632 * config/stormy16/stormy16-protos.h: Delete prototype for
4633 xstormy16_strip_name_encoding.
4635 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
4637 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
4638 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
4639 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
4640 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
4641 config/alpha/predicates.md, config/arc/arc.h,
4642 config/arm/arm.h, config/arm/ieee754-df.S,
4643 config/arm/ieee754-sf.S, config/bfin/bfin.c,
4644 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
4645 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
4646 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
4647 config/m68hc11/m68hc11.h, config/mips/mips.c,
4648 config/mips/mips.h, config/mips/openbsd.h,
4649 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
4650 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
4651 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4652 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
4653 config/sparc/linux.h, config/sparc/linux64.h,
4654 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
4655 doc/extend.texi, doc/gcov.texi, doc/install.texi,
4656 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
4657 typos. Follow spelling conventions.
4659 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
4662 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
4663 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
4664 specially. Check for side effects only for COND_EXPR.
4665 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
4666 return with TREE_NO_WARNING.
4668 2005-08-06 Richard Sandiford <richard@codesourcery.com>
4670 PR rtl-optimization/23233
4671 * loop.c (combine_movables): Require the modes to be the same.
4672 (move_movables): Remove handling of cases where the replacement
4673 had a different mode to the original.
4675 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
4677 PR tree-optimization/23128
4678 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
4679 subtraction wrap, and set TREE_OVERFLOW if they do.
4681 2005-08-05 Richard Henderson <rth@redhat.com>
4684 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
4685 FORCED_LABEL labels.
4687 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
4690 * reload.c (find_reloads_subreg_address): Pass down TYPE
4691 unchanged. Change all callers except find_reloads_toplev.
4693 2005-08-05 Michael Matz <matz@suse.de>
4695 * genattrtab.c (current_alternative_string): Remove.
4696 (SIMPLIFY_ALTERNATIVE): Ditto.
4697 (attr_alt_bit_p): Ditto.
4698 (alternative_name): Make const char *.
4699 (evaluate_eq_attr): Remove use of above things.
4700 (simplify_test_exp): Ditto.
4701 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
4702 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
4704 2005-08-04 James E Wilson <wilson@specifix.com>
4706 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
4707 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
4708 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
4709 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
4710 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
4712 2005-08-04 Richard Henderson <rth@redhat.com>
4715 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
4716 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
4717 * tree-sra.c (decide_block_copy): Use it. Disable element copy
4718 if we'd have to instantiate too many members.
4720 2005-08-04 Richard Henderson <rth@redhat.com>
4723 * tree-outof-ssa.c (coalesce_asm_operands): New.
4724 (coalesce_ssa_name): Use it. Split out ...
4725 (coalesce_phi_operands, coalesce_result_decls): ... these.
4727 2005-08-04 Paul Brook <paul@codesourcery.com>
4729 * read-rtl.c (read_quoted_string): Break if EOF.
4731 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
4733 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
4734 (fold_build2): Likewise.
4735 (fold_build3): Likewise.
4736 (fold_build1_stat): New function prototype.
4737 (fold_build2_stat): Likewise.
4738 (fold_build3_stat): Likewise.
4739 * fold-const.c (fold_build1): Rename to ..
4740 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4741 through to build1_stat.
4742 (fold_build2): Rename to ..
4743 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4744 through to build2_stat.
4745 (fold_build3): Rename to ..
4746 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
4747 through to build3_stat.
4749 2005-08-04 David Edelsohn <edelsohn@gnu.org>
4750 Ian Lance Taylor <ian@airs.com>
4752 * function.c (assign_stack_local_1): Do not correct stack slot
4753 address if allocation size is smaller than mode size.
4755 2005-08-04 Diego Novillo <dnovillo@redhat.com>
4758 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
4759 (tree_merge_blocks): Propagate anything allowed by
4761 Clarify documentation.
4762 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
4763 SSA form, schedule an update if necessary.
4765 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
4767 * doc/install.texi (Binaries): Remove broken link to
4768 Sinix/Reliant Unix binaries.
4770 2005-08-03 Richard Henderson <rth@redhat.com>
4773 * function.c (stack_protect_epilogue): Export.
4774 * tree.h (stack_protect_epilogue): Declare.
4775 * calls.c (expand_call): Call it.
4777 2005-08-03 Eric Christopher <echristo@apple.com>
4779 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
4780 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
4783 2005-08-04 Jan Hubicka <jh@suse.cz>
4785 * profile.c (branch_prob): Split edges with goto locus on them
4786 to get proper line counts.
4787 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
4789 2005-08-03 Paul Brook <paul@codesourcery.com>
4791 * function.c (assign_parms): Round current_function_args_size
4792 to PARM_BOUNDARY, not STACK_BOUNDARY.
4794 2005-08-03 Geoffrey Keating <geoffk@apple.com>
4796 * config/i386/i386.c (x86_elf_aligned_common)
4797 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
4799 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
4801 PR tree-optimization/23157
4802 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
4803 before emitting them.
4805 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4807 PR tree-optimization/19899
4808 * Makefile.in (tree-scalar-evolution.o): Add real.h.
4809 * tree-scalar-evolution.c: Include real.h.
4810 (add_to_evolution): Build constant -1 of correct type.
4812 2005-08-03 Jan Hubicka <jh@suse.cz>
4814 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
4815 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
4816 profile updating for complette unrolling.
4817 * loop-unroll.c (peel_loop_completely): Use it.
4818 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
4819 (tree_unroll_loops_completely): Disable code growing unrolling of cold
4822 2005-08-03 Paul Brook <paul@codesourcery.com>
4824 * combine.c (can_change_dest_mode): New function.
4825 (try_combine, simplify_set): Use it.
4827 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
4829 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
4832 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
4834 * doc/install.texi (Specific): Adjust link to openavr.org.
4835 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
4836 (Binaries): Adjust HP-UX Porting Center link.
4837 (Binaries): Adjust Free Software Foundation ordering link.
4839 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
4841 * convert.c (convert_to_integer): Use fold_build1 instead of
4842 build1 when converting an integer to an integer.
4844 2005-08-02 Richard Henderson <rth@redhat.com>
4846 * combine.c (combine_instructions): Don't use reg_equal/equiv
4847 results if the mode doesn't match.
4849 2005-08-02 Mark Mitchell <mark@codesourcery.com>
4851 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
4852 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
4854 2005-08-02 Richard Henderson <rth@redhat.com>
4857 * explow.c (memory_address): Remove special-case for
4858 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
4860 2005-08-02 Diego Novillo <dnovillo@redhat.com>
4863 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
4864 number of calls to cleanup_tree_cfg_1.
4866 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
4868 * doc/invoke.texi: document file extensions .F90 and .F95
4870 2005-08-02 Richard Guenther <rguenther@suse.de>
4872 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
4873 positive if its first argument is positive.
4875 2005-08-02 Richard Guenther <rguenther@suse.de>
4877 PR tree-optimization/23177
4878 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
4881 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
4883 PR tree-optimization/23129
4884 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
4885 varying for divisions with anti-ranges.
4887 2005-08-02 Jan Hubicka <jh@suse.cz>
4889 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
4890 * tree-ssa-threadupdate.c (thread_block): Add it here.
4892 2005-08-01 James E Wilson <wilson@specifix.com>
4894 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
4895 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
4896 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
4898 * config/mips/predicates.md (const_call_insn_operand): Add check for
4899 SYMBOL_REF_LONG_CALL_P.
4900 * doc/extend.texi (long_call): Document the new attribute.
4902 2005-08-01 Ian Lance Taylor <ian@airs.com>
4903 Richard Henderson <rth@redhat.com>
4905 * Makefile.in (RTL_BASE_H): Add real.h.
4906 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
4908 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
4910 * rtl.c (rtl_check_failed_code_mode): New.
4911 * rtl.h (struct rtx_def): Add u.rv.
4912 (XCMWINT, XCNMPRV): New.
4913 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
4914 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
4916 2005-08-01 Richard Henderson <rth@redhat.com>
4918 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
4919 with auto-inc codes.
4921 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
4923 2005-08-01 Jan Hubicka <jh@suse.cz>
4925 * i386-protos.h (asm_preferred_eh_data_format): Declare.
4926 * i386.c: Include dwarf2.h
4927 (asm_preferred_eh_data_format): New.
4928 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
4930 2005-08-01 Ian Lance Taylor <ian@airs.com>
4932 * config/host-linux.c (linux_gt_pch_get_address): Add new name
4933 randomize_va_space for virtual address randomization control.
4935 2005-08-01 Steven Bosscher <stevenb@suse.de>
4937 * common.opt (flag_ipa_cp): Put in right place to maintain
4940 2005-08-01 Jan Hubicka <jh@suse.cz>
4942 * profile.c (compute_value_histograms): Fix thinko.
4943 * value-prof.c: Include toplev.h
4944 (check_counter): New function.
4945 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4946 tree_mod_subtract_transform): Add sanity check.
4948 2005-08-01 Richard Guenther <rguenther@suse.de>
4950 PR tree-optimization/23133
4951 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
4952 current functions parameter decls to find defs to cse
4955 2005-08-01 Richard Guenther <rguenther@suse.de>
4957 PR tree-optimization/23109
4958 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
4959 If trapping math is in effect, use post-dominator information
4960 to check if we'd in any case reach a trapping point before
4961 doing the reciprocal insertion.
4962 (execute_cse_reciprocals): Compute post-dominators, if necessary.
4963 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
4964 expressions are invariant only if trapping math is not in effect.
4966 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
4968 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
4969 cgraph_function_versioning): New declarations.
4970 * cgraphunit.c: Add include to ipa-prop.h.
4971 (update_call_expr, cgraph_copy_node_for_versioning,
4972 cgraph_function_versioning): New functions.
4973 * integrate.c (copy_decl_for_inlining): Remove.
4974 * ipa-prop.h (ipa_replace_map): New struct.
4975 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
4976 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
4977 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
4978 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
4979 ipcp_iterate_stage, ipcp_method_scale_print,
4980 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
4981 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
4982 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
4983 ipcp_update_bb_counts, ipcp_update_profiling,
4984 ipcp_update_edges_counts): New functions.
4985 (ipcp_method_cval_init): Remove restriction regarding local methods.
4986 (ipcp_init_stage): Add ipcp_method_compute_scale.
4987 (ipcp_insert_stage): Add versioning.
4988 (ipcp_structures_print): Add ipcp_method_scale_print.
4989 (ipcp_driver): Dump profiling info.
4990 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
4991 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
4992 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
4993 (struct inline_data): Add versioning_p, ipa_info, new fields.
4994 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
4995 declare_return_variable): Replace calls to copy_decl_for_inlining with
4997 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
4999 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
5000 Add argument VERSIONING.
5001 (copy_arguments_for_versioning, copy_static_chain,
5002 function_versionable_p, tree_versionable_function_p,
5003 tree_function_versioning, replace_ref_tree): New functions.
5004 * tree-inline.h: Include varray.h.
5005 (tree_versionable_function_p, tree_function_versioning,
5006 tree copy_decl_for_dup): New declarations.
5008 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5010 * ipa-cp.c: New file. Contains IPCP specific functionality.
5011 * ipa-prop.h: New file. Contains structures/definitions that can be
5012 used by several interprocedural data flow optimizations (and also IPCP).
5013 * ipa-prop.c: New file.
5014 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
5015 * common.opt: Add ipa-cp flag.
5016 * timevar.def: Add IPCP optimization.
5017 * tree-optimize.c (init_tree_optimization_passes): Schedule
5019 * tree-pass.h (pass_ipa_cp): Declare.
5021 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
5023 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
5024 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
5025 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
5026 config/i386/i386.c, config/mips/mips.h,
5027 config/rs6000/rs6000.h, config/sh/sh.c,
5028 config/stormy16/stormy16.c: Fix comment typos.
5030 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
5033 * c-typeck.c (build_binary_op): Use common_type wrapper on
5035 (common_type): Update comment.
5037 2005-07-31 Steven Bosscher <stevenb@suse.de>
5040 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
5041 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
5042 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
5044 2005-07-31 Jan Hubicka <jh@suse.cz>
5046 * pretty-print.h (pp_widest_integer): New macro.
5047 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
5050 2005-07-31 Jan Hubicka <jh@suse.cz>
5052 * output.h (enum section_category): Export from varasm.c
5053 (categorize_decl_for_section): Likewise.
5054 * varasm.c (enum section_category): Kill.
5055 (categorize_decl_for_section): Make global.
5056 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
5058 * i386.c (ix86_section_threshold): New static variable.
5059 (ix86_in_large_data_p, ix86_encode_section_info,
5060 x86_64_elf_unique_section,
5061 x86_64_elf_select_section): New functions.
5062 (TARGET_ENCODE_SECTION_INFO): Define
5063 (override_options): Enable medium model for PIC.
5064 (ix86_expand_prologue): Expand gen_set_got_rex64.
5065 (legitimate_constant_p): Handle new UNSPECs.
5066 (legitimate_pic_address_disp_p): Likewise.
5067 (legitimize_pic_address): Lower MEDIUM model addressing.
5068 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
5069 (enum cmodel): Add MEDIUM_PIC.
5070 (SYMBOL_REF_FAR_ADDR_P): New macro.
5071 (SYMBOL_FLAG_FAR_ADDR): New flag.
5072 * i386.md (movdi): Support medium model.
5073 (set_got_rex64): New pattern.
5074 * i386.opt (mlarge-data-threshold): New flag.
5075 * predicates.md (zext_operand/sext_operand): Deal with medium model.
5076 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
5077 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
5078 TARGET_ASM_UNIQUE_SECTION): New.
5080 * invoke.texi (-mlarge_data_threshold): Document
5082 2005-07-31 Jan Hubicka <jh@suse.cz>
5084 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
5085 (coalesce_vars): Likewise.
5086 * tree-ssa-live.c (coalesce_cost): New.
5087 (build_tree_conflict_graph): Use coalesce_cost.
5088 * tree-ssa-live.h (coalesce_cost): Declare.
5090 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
5092 * arm.md (all peepholes for post-increment operations): Delete.
5093 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
5094 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
5095 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
5096 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
5097 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
5099 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
5101 * fold-const.c (tree_expr_nonnegative_p): Always return true for
5104 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
5107 * doc/invoke.texi: Document -rdynamic.
5109 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
5112 * c-parser.c (c_parser_parms_list_declarator): Call
5113 mark_forward_parm_decls.
5114 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
5115 decls with visibility structure.
5117 2005-07-30 Paul Brook <paul@codesourcery.com>
5119 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
5121 2005-07-30 Paul Brook <paul@codesourcery.com>
5123 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
5125 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
5127 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
5129 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5132 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
5133 nested function declarators.
5134 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
5135 (grokparms): Call warn_if_shadowing for parameters used within the
5137 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
5138 not used within the parameter list.
5139 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
5141 2005-07-30 Jan Hubicka <jh@suse.cz>
5143 * expr.c (expand_expr_real_1): Do not load mem targets into register.
5144 * i386.c (ix86_fixup_binary_operands): Likewise.
5145 (ix86_expand_unary_operator): Likewise.
5146 (ix86_expand_fp_absneg_operator): Likewise.
5147 * optabs.c (expand_vec_cond_expr): Validate dest.
5149 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5152 * real.c (real_from_string): Also set last bit if there is a
5153 nonzero hex digit beyond GCC's internal precision after ".".
5155 2005-07-29 David Edelsohn <edelsohn@gnu.org>
5157 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
5158 define_constants. Change duplicate values to unassigned numbers.
5159 Change UNSPEC_SUBS to UNSPEC_VSUBS.
5160 (*altivec_vspltsf): New.
5161 (altivec_vperm_v4sf): Delete.
5162 (altivec_vperm_<mode>): Use mode macro V.
5163 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
5164 (altivec_predicate_v4sf): Delete.
5165 (altivec_predicate_<mode>): Use mode macro V.
5166 (*altivec_lvesfx): New.
5167 (*altivec_stvesfx): New.
5168 (vec_realign_load_v4sf): Delete.
5169 (vec_realign_load_<mode>): Use mode macro V.
5170 * config/rs6000/rs6000.c (generate_set_vrsave): Use
5173 2005-07-29 Mark Mitchell <mark@codesourcery.com>
5176 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
5178 * configure: Regenerated.
5180 2005-07-29 Paul Brook <paul@codesourcery.com>
5182 * doc/install.texi: Add link to GFortran binaries wiki page.
5184 2005-07-29 David Ung <davidu@mips.com>
5186 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
5187 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
5188 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
5189 * config/mips/mips.md (cpu): Add 5kf name.
5190 (includes): Includes 5k.md.
5191 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
5192 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
5195 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5198 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
5199 (cleanup_tree_cfg): ... here.
5200 Call cleanup_tree_cfg_1 until there are no more cleanups to
5203 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
5205 * tree-vrp.c (compare_range_with_value): Return true or false
5206 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
5207 EQ_EXPR respectively.
5209 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
5211 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
5214 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5216 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
5217 (tree_ssa_dominator_optimize): Increment it.
5218 (dump_dominator_optimization_stats): Print it.
5220 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
5221 Steven Bosscher <stevenb@suse.de>
5223 PR rtl-optimization/23117
5224 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
5225 when head == tail. Tidy comment.
5227 2005-07-28 Richard Henderson <rth@redhat.com>
5229 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
5230 * cselib.c (rtx_equal_for_cselib_p): Likewise.
5231 * jump.c (rtx_renumbered_equal_p): Likewise.
5232 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
5233 CONST_INT and CONST_DOUBLE.
5234 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
5235 * reload.c (operands_match_p): Special case CONST_INT and
5236 CONST_DOUBLE; check mode earlier.
5238 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5241 * c-typeck.c (convert_for_assignment): Do not check
5242 DECL_IN_SYSTEM_HEADER on NULL fundecl.
5244 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5247 * c-typeck.c (composite_type): Prefer constant size arrays to
5250 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5253 * real.c (real_from_string): Set last bit if there is a nonzero
5254 hex digit beyond GCC's internal precision.
5256 2005-07-28 Richard Henderson <rth@redhat.com>
5259 * cfgcleanup.c (try_forward_edges): Watch out for end of
5262 2005-07-28 James E Wilson <wilson@specifixinc.com>
5265 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
5267 2005-07-28 Jan Hubicka <jh@suse.cz>
5269 * Makefile.in (rtl-profile.o): Kill all traces of it.
5270 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
5271 * coverage.h (rtl_coverage_counter_ref): Kill.
5272 * opts.c (flag_speculative_prefetching_set): Kill.
5273 (flag_loop_optimize_set): New.
5274 (common_handle_option): Disable loop optimizer when profiling;
5275 do not handle speculative prefetching.
5276 * passes.c (init_optimization_passes): Replace pass_profiling combo
5277 by branch_prob pass.
5278 * profile.c (compute_value_histograms): Update for simplified value
5280 (rtl_register_profile_hooks): Kill.
5281 (pass_profiling): Kill.
5282 (rest_of_handle_branch_prob): Do not profile.
5283 * toplev.c (process_options): Remove speculative prefetching.
5284 * toplev.h (flag_tree_based_profiling): Kill.
5285 * tree-profile.c (prepare_instrumented_value,
5286 tree_gen_interval_profiler, tree_gen_pow2_profiler,
5287 tree_gen_one_value_profiler, do_tree_profiling): Update for
5288 simplified datastructures.
5289 * value-prof.c: Add comment that speculative prefetching was dropped;
5290 update rest of file for simplified datastructures.
5291 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
5292 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
5293 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
5294 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
5295 rtl_mod_subtract, gen_speculative_prefetch,
5296 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
5297 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
5298 (gate_handle_value_profile_transformations,
5299 rest_of_handle_value_profile_transformations,
5300 pass_value_profile_transformations): Kill.
5301 * value-prof.h (histogram_value_t): Remove IL based unions.
5302 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
5303 rtl_profile_hooks): Remove hooks.
5305 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
5307 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
5308 (cgraph_clone_node): Likewise.
5309 * cgraph.h (cgraph_clone_edge): Update prototype.
5310 (cgraph_clone_node): Likewise.
5311 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
5313 (lookup_recursive_calls): Consider profile.
5314 (cgraph_decide_recursive_inlining): Fix updating; use new
5315 probability argument; use profile.
5316 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
5317 * tree-inline.c (copy_bb): Update clal of clone_edge.
5318 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
5320 * invoke.texi (min-inline-recursive-probability): Document.
5322 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
5324 * doc/install.texi (Configuration): Update Valgrind homepage.
5326 2005-07-28 Richard Henderson <rth@redhat.com>
5329 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
5330 labels we want to delete.
5331 (cfg_layout_merge_blocks): Likewise.
5333 2005-07-28 Richard Henderson <rth@redhat.com>
5336 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
5337 when expanding to nothing.
5339 2005-07-28 Josh Conner <jconner@apple.com>
5341 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
5342 (cgraph_decide_inlining_of_small_functions): Likewise.
5344 2005-07-28 Josh Conner <jconner@apple.com>
5346 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
5347 direction of badness if negative.
5348 (cgraph_default_inline_p): Add reason to parameters, and assign it
5350 (cgraph_decide_inlining_of_small_functions): New parameter in call
5351 to cgraph_default_inline_p.
5352 (cgraph_decide_inlining_incrementally): Likewise.
5353 * cgraphunit.c (decide_is_function_needed): Likewise.
5354 * cgraph.h (cgraph_default_inline_p): Likewise.
5356 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5358 * builtins.c: Fix comment typo(s).
5359 * genautomata.c: Likewise.
5360 * gimplify.c: Likewise.
5361 * tree-dfa.c: Likewise.
5362 * tree-flow-inline.h: Likewise.
5363 * tree-into-ssa.c: Likewise.
5364 * tree-ssa-alias.c: Likewise.
5365 * tree-ssa-ccp.c: Likewise.
5366 * tree-ssa-copy.c: Likewise.
5367 * tree-ssa-dce.c: Likewise.
5368 * tree-ssa-dom.c: Likewise.
5369 * tree-ssa-operands.c: Likewise.
5370 * tree-tailcall.c: Likewise.
5371 * tree-vectorizer.c: Likewise.
5372 * tree-vrp.c: Likewise.
5375 2005-07-28 Jeff Law <law@redhat.com>
5377 * tree-vrp.c (test_for_singularity): Extracted from ...
5378 (simplify_cond_using_ranges): Attempt to simplify a relational
5379 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
5381 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
5383 PR tree-optimization/22506
5384 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
5385 phis whose argument is constant.
5387 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
5389 PR rtl-optimization/18992
5390 Back out this patch:
5391 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5392 PR optimization/12142
5393 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
5394 uses of the register in the SET_SRC. Remove unnecessary argument.
5396 Replace it with this:
5397 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
5398 if flag_non_call_exceptions is set and the insn may trap, pass
5399 pc_rtx as dest for recursion.
5400 In SET_SRC part of SET case, if dest is already set, pass it down
5403 2005-07-28 Jan Hubicka <jh@suse.cz>
5405 * cfg.c (update_bb_profile_for_threading): Use RDIV.
5406 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
5407 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
5409 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
5410 profile when available.
5412 2005-07-28 Jan Beulich <jbeulich@novell.com>
5414 * config/ia64/ia64.c (ia64_load_pair_ok): New.
5415 (ia64_print_operand): Describe and handle 'X'.
5416 (ia64_register_move_cost): Also handle FP_REGS.
5417 (ia64_preferred_reload_class): Likewise.
5418 (ia64_secondary_reload_class): Likewise.
5419 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
5420 it. Also check for ITANIUM_CLASS_FLDP.
5421 * config/ia64/ia64.h (FP_REGNO_P): New.
5422 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
5423 (reg_class): Add FP_REGS.
5424 (REG_CLASS_NAMES): Adjust for it.
5425 (REG_CLASS_CONTENTS): Likewise.
5426 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
5427 (REG_CLASS_FROM_LETTER): Handle 'x'.
5428 (CLASS_MAX_NREGS): Handle FP_REGS.
5429 (MEMORY_MOVE_COST): Likewise.
5430 * config/ia64/ia64.md (itanium_class): Add fldp.
5431 (type): Handle fldp.
5432 (movti_internal): More allowable operand combinations. Use ldfp8 when
5433 splitting unnecessary. Remove predicable attribute. Adjust
5434 itanium_class attribute.
5435 (smuldi3_highpart): Remove outdated comment.
5436 (mulditi3, umulditi3, rotlti3): New expanders.
5437 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
5438 (absti2): Disabled new insn for future reference.
5439 Respective new splitters.
5440 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
5441 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
5442 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
5444 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
5446 PR rtl-optimization/23047
5447 * simplify-rtx.c (simplify_const_relational_operation): Respect
5448 flag_wrapv for comparisons with ABS.
5450 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
5452 PR tree-optimization/22493
5453 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
5454 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
5456 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
5458 * config/frv/frv.opt (moptimize-membar): New.
5460 * doc/invoke.texi: Document -moptimize-membar and its inverse.
5462 * config/frv/frv.h: Remove machine_function definition.
5464 * config/frv/frv.c (struct frv_io): New.
5465 (struct machine_function): Moved from frv.h. Add has_membar_p.
5466 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
5467 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
5468 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
5469 (frv_optimize_membar_global, frv_optimize_membar): New functions.
5470 (frv_reorg): Call frv_optimize_membar when appropriate.
5471 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
5472 (frv_expand_builtin): Adjust calls accordingly.
5473 (frv_io_address_cookie): New function.
5474 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
5475 load or store rather than a special insn. Add ccnstant address and
5476 io-type operands to the membar.
5477 (frv_ifcvt_modify_tests): Unsign regno.
5478 (frv_ifcvt_modify_tests): Same.
5480 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
5481 UNSPEC_OPTIONAL_MEMBAR constant.
5482 (builtin_read_<mode>): Delete.
5483 (builtin_write_<mode>): Delete.
5484 ("optional_membar_<mode>"): Add operand.
5486 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
5487 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
5488 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
5489 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
5490 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
5491 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
5492 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
5493 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
5494 * testsuite/gcc.target/frv/all-read-write-1.c: New.
5496 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
5498 * df.c (df_uses_record): Handle SCRATCH.
5500 2005-07-28 Steven Bosscher <stevenb@suse.de>
5503 * passes.c (rest_of_decl_compilation): If decl is a type and
5504 we have encountered errors, don't emit debug information.
5506 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
5508 * params.def: Fixed comment.
5510 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
5513 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
5514 (TARGET_ASM_UNALIGNED_HI_OP): Add.
5515 (TARGET_ASM_UNALIGNED_SI_OP): Add.
5517 2005-07-27 Steven Bosscher <stevenb@suse.de>
5520 * varasm.c (assemble_start_function): Don't do anything that may
5521 require a CFG if the current function is a thunk.
5523 2005-07-25 Geoffrey Keating <geoffk@apple.com>
5525 * doc/install.texi (Prerequisites): Mention that perl is needed
5526 to do export control in libstdc++ targetting Darwin.
5528 2005-07-27 Steven Bosscher <stevenb@suse.de>
5530 PR rtl-optimization/17808
5531 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
5532 (sched_insns_conditions_mutex_p): Split out from...
5533 (add_dependence): ...here. But don't call it from here.
5534 (add_dependence_list): Check sched_insns_conditions_mutex_p
5535 before calling add_dependence.
5536 (add_dependence_list_and_free): Likewise.
5537 (fixup_sched_groups): Likewise.
5538 (sched_analyze_1): Likewise.
5539 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
5540 (sched_analyze): Likewise.
5541 (sched_analyze_insn): Likewise.
5542 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
5543 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
5544 dependencies on all COND_EXEC insns to jumps ending basic blocks
5545 when doing intrablock scheduling.
5546 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
5548 2005-07-27 Jeff Law <law@redhat.com>
5550 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
5551 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
5552 equivalency sets, correctly handle the case were vr0 has an
5553 equivalency set, but vr1 does not.
5555 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
5557 PR tree-optimization/23073
5558 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
5559 vect_print_dump_info before fprintf.
5561 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5563 PR tree-optimize/22348
5564 * tree-ssa-loop-niter.c (number_of_iterations_cond):
5565 Fold the partial computation.
5567 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5569 PR tree-optimization/22325
5570 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
5572 * tree-scalar-evolution.c (scev_const_prop): Add generic final
5574 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
5575 (force_var_cost): ... this function.
5576 (compute_phi_arg_on_exit): Export.
5578 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
5580 PR tree-optimization/20773
5581 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
5584 2005-07-27 Richard Guenther <rguenther@suse.de>
5586 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
5587 Avoid pushing again if current struct contains only
5588 fields we decomposed.
5590 2005-07-27 Jan Hubicka <jh@suse.cz>
5592 PR tree-optimization/22574
5593 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
5596 * tree-tailcall.c (decrease_profile): New function.
5597 (eliminate_tail_call): Use it.
5599 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
5600 visibility flags correctly in whole program mode.
5602 2005-07-26 Steve Ellcey <sje@cup.hp.com>
5604 PR rtl-optimization/22472
5605 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
5607 2005-07-26 Steven Bosscher <stevenb@suse.de>
5609 PR tree-optimization/22504
5610 * tree-complex.c (expand_complex_addition): Use 'code' instead
5611 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
5613 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5615 * config.gcc (cpu_type): Add frv case.
5616 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
5617 (supported_defaults): Add fr550 case.
5619 2005-07-26 Diego Novillo <dnovillo@redhat.com>
5622 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
5623 whether a pointer of type T * may point to objects of type T *.
5625 2005-07-26 DJ Delorie <dj@redhat.com>
5627 * configure: Regenerate.
5629 2005-07-26 Dale Johannesen <dalej@apple.com>
5631 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
5633 2005-07-26 Mark Mitchell <mark@codesourcery.com>
5635 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
5636 Clarify use of "build" in name.
5638 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
5640 * doc/extend.texi (Raw read/write Functions): New section.
5641 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
5642 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
5643 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
5644 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
5645 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
5646 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
5647 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
5648 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
5649 * config/frv/frv.c: Add bdesc_loads global.
5650 Add bdesc_stores global.
5651 (frv_init_builtins): Add support for __builtin_{read/write}*.
5652 (frv_volatile_memref): New.
5653 (frv_expand_load_builtin): New.
5654 (frv_expand_store_builtin): New.
5655 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
5656 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
5657 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
5658 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
5659 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
5660 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
5661 (builtin_read_<mode>): New.
5662 (builtin_write_<mode>): New.
5663 (builtin_write64): New.
5664 (optional_membar_<mode>): New.
5666 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
5668 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
5669 (rather than units) against HOST_BITS_PER_WIDE_INT.
5671 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
5673 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
5674 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
5675 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
5676 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
5679 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
5680 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
5681 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
5683 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
5685 2005-07-26 Richard Guenther <rguenther@suse.de>
5687 PR tree-optimization/22486
5688 * fold-const.c (fold_unary): Fold away useless component
5689 references of the form (T *)&T.x, if the address
5692 2005-07-25 James E Wilson <wilson@specifixinc.com>
5694 * dwarf2out.c (add_call_src_coords_attributes): New.
5695 (gen_inlined_subroutine_die): Call it.
5696 (maybe_emit_file, init_file_table): Add comments.
5697 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
5699 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
5700 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
5701 * tree.h (BLOCK_SOURCE_LOCATION): New.
5702 (struct tree_block): New field locus.
5704 2005-07-26 Andreas Schwab <schwab@suse.de>
5706 PR rtl-optimization/23043
5707 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
5708 when allocating a struct unoccr.
5710 2005-07-25 Richard Henderson <rth@redhat.com>
5713 * tree-complex.c (gate_no_optimization): True if errors.
5714 * Makefile.in (tree-complex.o): Update dependencies.
5716 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
5718 * config/frv/predicates.md (integer_register_operand): Use
5721 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5724 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
5726 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
5728 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
5730 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
5731 types when flag_unsafe_math_optimizations is true.
5733 2005-07-25 Mark Mitchell <mark@codesourcery.com>
5735 * gcc.c (option_map): Add --sysroot.
5736 (process_command): Handle --sysroot.
5737 (display_help): Document it.
5738 * doc/cppopts.tex (-isysroot): Document.
5739 * doc/invoke.texi (--sysroot): Document.
5740 * doc/install.texi (--with-build-sysroot): Document.
5742 * Makefile.in (inhibit_libc): New variable.
5743 (INHIBIT_LIBC_CFLAGS): Likewise.
5744 (LIBGCC2_CFLAGS): Include
5745 $(INHIBIT_LIBC_CFLAGS).
5746 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
5747 ($(T)crtbegin.o): Do not use @inhibit_libc@.
5748 ($(T)crtend.o): Likewise.
5749 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
5750 ($(T)crtendS.o): Likewise.
5751 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
5752 ($(T)crtendT.o): Likewise.
5753 (stmp-fixinc): Do not complain about missing headers if
5755 * configure.ac (inhibit_libc): Set it to true/false.
5756 (--with-build-sysroot): New option. Use it to set
5758 * configure: Regenerated.
5760 2005-07-25 Manfred Hollstein <mh@suse.com>
5762 * calls.c (store_one_arg): Fix unsigned comparison warning.
5764 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
5767 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
5768 (ggc_print_statistics): Initialize variable before use.
5770 2005-07-25 Richard Guenther <rguenther@suse.de>
5772 * tree-dfa.c (mark_new_vars_to_rename): Protect against
5773 calling with a PHI_NODE argument.
5775 * tree-flow-inline.h (overlap_subvar): Protect against
5778 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
5780 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
5781 * configure: Regenerate.
5783 2005-07-25 Ira Rosen <irar@il.ibm.com>
5785 * expr.c (highest_pow2_factor): Make extern.
5786 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
5787 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5788 record_array_differ_p, array_ptr_differ_p): Likewise.
5789 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
5790 additional cases. Call the above functions.
5791 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
5792 base_object_differ_p when there are two base objects. Otherwise, compare
5793 base address and offset. Call may_alias_p.
5794 (dump_data_reference): Use a correct field name.
5795 (analyze_array): Make static. Initialize new data-ref fields.
5796 (analyze_indirect_ref): New function.
5797 (init_data_ref): Initialize new data-ref fields.
5798 (strip_conversion): Moved from tree-vect-analyze.c.
5799 (analyze_offset_expr, get_ptr_offset, address_analysis,
5800 object_analysis): Likewise.
5801 (analyze_offset): New function.
5802 (create_data_ref): Likewise.
5803 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
5804 dimensions for ARRAY_REFs only.
5805 (build_classic_dist_vector): Make static.
5806 (access_functions_are_affine_or_constant_p): Call macro to get the
5807 address of access functions.
5808 (compute_all_dependences): Add new parameter
5809 compute_self_and_read_read_dependences. Compute self and read-read
5810 dependences if it is true.
5811 (find_data_references_in_loop): Call create_data_ref. Initialize new
5813 (compute_data_dependences_for_loop): Add new parameter
5814 compute_self_and_read_read_dependences. Remove parameter nb_loops,
5815 compute nb_loops. Call compute_all_dependences,
5816 build_classic_dist_vector and build_classic_dir_vector with correct
5818 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
5819 with correct parameters. Compare dimensions for ARRAY_REFs only.
5820 (free_data_refs): Call macro to free access functions.
5821 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
5822 fields from stmt_vinfo.
5823 (struct base_object_info): New structure.
5824 (struct data_reference): Move fields to base_object_info. Add fields
5825 first_location and object_info for above structures. Move fields from
5826 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
5827 aligned_to. Add macros to access the new fields.
5828 Update functions declarations.
5829 * tree-flow.h (is_aliased_with): Declare.
5830 * tree-loop-linear.c (linear_transform_loops): Call
5831 compute_data_dependences_for_loop with correct parameters.
5832 * tree-ssa-alias.c (is_aliased_with): New function.
5833 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
5834 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
5835 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
5836 vect_base_addr_differ_p, compute_subscript_distance and
5837 build_classic_dist_vector. Add printings. Check absolute value of
5839 (vect_analyze_data_ref_dependences): Go through ddrs instead of
5841 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
5842 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
5843 to bytes. Add printing.
5844 (vect_compute_data_refs_alignment): Go through loads and stores in one
5846 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
5847 vect_analyze_data_ref_access): Likewise.
5848 (vect_analyze_pointer_ref_access): Remove.
5849 (vect_address_analysis, vect_object_analysis): Likewise.
5850 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
5851 and analyze data-refs in the loop.
5852 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
5853 fields of data-ref instead of stmt. Add init to the offset from the
5855 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
5856 (vect_update_init_of_dr): Likewise.
5857 (vect_update_inits_of_drs): Go through loads and stores in one loop.
5858 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
5860 (new_loop_vec_info): Initialize new fields.
5861 (destroy_loop_vec_info): Free new fields.
5862 (vect_strip_conversion): Remove.
5863 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
5864 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
5865 datarefs. Add new field ddrs.
5866 Add macros for the new fields access.
5867 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
5868 base_aligned_p, misalignment, memtag, ptr_info and subvars.
5869 Remove their macros.
5870 * tree.h (highest_pow2_factor): Declare.
5872 2005-07-25 Jakub Jelinek <jakub@redhat.com>
5874 * calls.c (store_one_arg): Check for sibling call MEM arguments
5875 from already clobbered incoming argument area.
5877 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5879 * c-common.c (check_missing_format_attribute): New.
5880 * c-common.h (check_missing_format_attribute): Likewise.
5881 * c-typeck.c (convert_for_assignment): Use it.
5883 2005-07-24 Andreas Schwab <schwab@suse.de>
5885 * config/m68k/m68k.md ("extendqidi2"): When source is an address
5886 register use a word move. Correct operand of ext.w in 68000 code.
5888 2005-07-23 Mark Mitchell <mark@codesourcery.com>
5890 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
5891 variables as declarations, rather than definitions.
5893 2005-07-24 Ira Rosen <irar@il.ibm.com>
5895 PR tree-optimization/22526
5896 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
5899 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
5901 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
5902 that C99 reserve for future use. Use it to define clog10,
5903 clog10f and clog10l.
5905 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5907 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
5908 * configure.ac: Check for -Wmissing-format-attribute.
5910 * configure: Regenerate.
5912 2005-07-23 Richard Henderson <rth@redhat.com>
5914 PR tree-optimization/22623
5915 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
5917 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
5920 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
5922 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5924 * Makefile.in (C_TREE_H): Update dependencies.
5925 * c-tree.h: Include toplev.h.
5926 * diagnostic.h (diagnostic_set_info): Add format attribute.
5927 * rtl-error.c (diagnostic_for_asm): Likewise.
5929 2005-07-23 Chao-ying Fu <fu@mips.com>
5931 * config/mips/mips-dsp.md: New file.
5932 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
5933 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
5935 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
5936 MIPS_BUILTIN_BPOSGE32.
5937 (mips_expand_builtin_direct): Add one parameter to indicate that
5938 builtin functions need to return a value.
5939 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
5941 (mips_regno_to_class): Add classes for 12 new DSP registers.
5942 (mips_subword): Change to check four HI registers.
5943 (mips_output_move): Output move to and from 6 new DSP accumulators.
5944 (override_options): Make sure -mdsp and -mips16 are not used together.
5945 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
5947 (mips_conditional_register_usage): Disable 6 new DSP accumulators
5949 (print_operand): Add 'q' for printing DSP accumulators.
5950 (mips_cannot_change_mode_class): Check ACC_REGS.
5951 (mips_secondary_reload_class): Check ACC_REGS.
5952 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
5953 (mips_register_move_cost): Check ACC_REGS.
5954 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
5955 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
5956 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
5957 (dsp_bdesc): New array.
5958 (bdesc_arrays): Add DSP builtin function table.
5959 (mips_prepare_builtin_arg): Check predicate again after
5961 (mips_expand_builtin): Add one more parameter to
5962 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
5963 MIPS_BUILTIN_BPOSGE32.
5964 (mips_init_builtins): Initialize new function types.
5965 (mips_expand_builtin_direct): Check if builtin functions need to
5966 return a value and pass operands properly.
5967 (mips_expand_builtin_bposge): New function.
5968 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
5969 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
5970 (FIRST_PSEUDO_REGISTER): Increase to 188.
5971 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
5972 Update for 12 new DSP registers.
5973 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
5974 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
5975 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
5976 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
5977 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
5978 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
5979 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
5980 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
5981 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
5982 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
5983 (REGISTER_NAMES): Add names for 12 new DSP registers.
5984 * config/mips/mips.md: Include mips-dsp.md.
5985 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
5986 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
5987 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
5988 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
5989 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
5990 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
5991 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
5992 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
5993 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
5994 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
5995 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
5996 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
5997 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
5998 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
5999 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
6000 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
6001 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
6002 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
6003 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
6004 (UNSPEC_RDDSP): New constants.
6005 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
6006 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
6008 * config/mips/mips.opt (-mdsp): New option.
6009 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
6010 (reg_imm10_operand): New predicates.
6011 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
6012 * doc/invoke.texi (-mdsp): Document new option.
6014 2005-07-22 DJ Delorie <dj@redhat.com>
6016 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
6018 * tree-inline.c (inlinable_function_p): Likewise.
6020 2005-07-22 Mark Mitchell <mark@codesourcery.com>
6023 * toplev.c (check_global_declarations): Do not mark undefined
6024 variables as DECL_IGNORED_P.
6025 * varasm.c (first_global_object_name): GTY it.
6026 (weak_global_object_name): Likewise.
6027 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
6028 a string to go into {weak,first}_global_object_name.
6030 2005-07-22 DJ Delorie <dj@redhat.com>
6032 * c-format.c (check_function_format): Change warning control
6033 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
6035 2005-07-22 Diego Novillo <dnovillo@redhat.com>
6037 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
6038 &PTR->FLD a dereference of PTR.
6039 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
6040 a potential dereference of PTR.
6042 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
6044 PR rtl-optimization/20370
6045 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
6046 call allocate_reg_info if necessary.
6048 PR rtl-optimization/21848
6049 * calls.c (emit_library_call_value_1): For const functions, add
6050 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
6052 PR rtl-optimization/22445
6053 * cselib.c (target.h): Include.
6054 (rtx_equal_for_cselib_p): Allow commutative matches.
6055 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
6056 Remove MODE parameter. Changed all callers.
6058 PR rtl-optimization/22258
6059 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
6061 (try_combine): Use likely_spilled_retval_p.
6063 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
6065 * config.gcc: Add crx-elf support.
6067 * doc/contrib.texi: Mention crx.
6068 * doc/extend.texi: Document crx extensions.
6069 * doc/install.texi: Document crx install.
6070 * doc/invoke.texi: Document crx options.
6071 * doc/md.texi: Document crx constraints.
6073 * config/crx/crx-protos.h: New file.
6074 * config/crx/crx.c: New file.
6075 * config/crx/crx.h: New file.
6076 * config/crx/crx.md: New file.
6077 * config/crx/crx.opt: New file.
6078 * config/crx/t-crx: New file.
6080 2005-07-22 Manfred Hollstein <mh@suse.com>
6082 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
6084 (int_add_graph_edge): Likewise.
6085 (collapse_nodes): Likewise.
6086 (process_unification_queue): Likewise.
6088 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6089 Laurent GUERBY <laurent@guerby.net>
6091 PR tree-optimization/22336
6092 * function.c (record_block_change): Check for
6093 cfun->ib_boundaries_block.
6095 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
6097 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
6098 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
6100 2005-07-21 DJ Delorie <dj@redhat.com>
6102 * toplev.c (warn_deprecated_use): Add warning control to warning
6104 * c-typeck.c (parser_build_binary_op): Likewise.
6105 (c_finish_if_stmt): Likewise.
6106 * c-common.c (check_function_sentinel): Likewise.
6107 (check_nonnull_arg): Likewise.
6109 2005-07-21 Richard Henderson <rth@redhat.com>
6112 * tree-complex.c (complex_ssa_name_components): New.
6113 (cvc_lookup): Allow entry not found.
6114 (create_components): Remove.
6115 (create_one_component_var, get_component_var): New.
6116 (get_component_ssa_name, set_component_ssa_name): New.
6117 (extract_component): Use get_component_ssa_name.
6118 (update_complex_components): Use set_component_ssa_name.
6119 (update_complex_components_on_edge): Likewise.
6120 (update_phi_components): Create new PHI nodes directly, instead
6121 of adding insns to edges.
6122 (tree_lower_complex): Allocate and free complex_variable_components
6123 and complex_ssa_name_components here.
6125 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
6127 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
6128 revert to returning false.
6130 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6133 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
6135 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6138 * config/i386/i386.md (cmpxf): Change operand constraints
6139 to "nonmemory_operand".
6141 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6143 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
6145 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6148 * fold-const.c (fold_build1): Add checksum for the operands.
6149 (fold_build2): Likewise.
6150 (fold_build3): Likewise.
6152 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6155 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
6157 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6159 * common.opt (-fforward-propagate): Committed by mistake,
6162 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6164 * reg-stack.c: Fix comment typo(s).
6165 * tree-ssa-operands.c: Likewise.
6166 * tree-vectorizer: Likewise.
6168 2005-07-21 Nick Clifton <nickc@redhat.com>
6170 * config/sh/symbian.c: Replace C++ style line comments with C
6171 style line comments.
6172 (symbian_add_attribute): Do not use a ? operator on the LHS of
6174 (sh_symbian_handle_dll_attribute): Change the type of the
6175 method vector to "VEC(tree,gc)*" and use vector accessor
6176 macros to walk over the elements.
6177 (symbian_export_vtable_and_rtti_p): Likewise.
6178 (symbian_class_needs_attribute_p): Likewise.
6180 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6183 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
6184 initialize targetm.resolve_overloaded_builtin here.
6185 (altivec_expand_overloaded_builtin): Make it non-static.
6186 * config/rs6000/rs6000-protos.h
6187 (altivec_expand_overloaded_builtin): New prototype.
6188 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
6189 targetm.resolve_overloaded_builtin here.
6190 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
6192 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6193 Zdenek Dvorak <dvorakz@suse.cz>
6195 PR tree-optimization/19210
6196 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
6198 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
6199 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
6200 rely on unproven assumptions.
6201 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
6202 * tree-flow.h (number_of_iterations_exit): Add final parameter.
6203 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
6204 to number_of_iterations_exit.
6205 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
6206 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
6207 * tree-ssa-loop-niter.c (find_loop_niter,
6208 estimate_numbers_of_iterations_loop): Likewise.
6209 (number_of_iterations_exit): Honor the new options.
6210 * doc/invoke.texi (Wunsafe-loop-optimizations,
6211 funsafe-loop-optimizations): Document them.
6213 2005-07-21 Richard Sandiford <richard@codesourcery.com>
6215 PR rtl-optimization/22167
6216 * gcse.c (hoist_code): Fix hoist_exprs[] check.
6218 2005-07-20 Adam Nemet <anemet@lnxw.com>
6220 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
6221 __do_global_dtors_aux longcall.
6223 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
6225 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
6226 (old_special_pred_table): Don't reference
6227 SPECIAL_MODE_PREDICATES.
6228 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
6229 * config/arc/arc.h: Don't mention PREDICATE_CODES.
6230 * config/sh/predicates.h: Don't mention
6231 SPECIAL_MODE_PREDICATES.
6232 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
6235 2005-07-20 DJ Delorie <dj@redhat.com>
6237 * config.gcc: Add m32c-elf support.
6239 * doc/contrib.texi: Mention m32c.
6240 * doc/extend.texi: Document m32c extensions.
6241 * doc/install.texi: Mention m32c.
6242 * doc/invoke.texi: Document m32c options.
6243 * doc/md.texi: Document m32c constraints.
6245 * config/m32c/addsub.md: New file.
6246 * config/m32c/bitops.md: New file.
6247 * config/m32c/cond.md: New file.
6248 * config/m32c/jump.md: New file.
6249 * config/m32c/m32c-lib1.S: New file.
6250 * config/m32c/m32c-lib2.c: New file.
6251 * config/m32c/m32c-modes.def: New file.
6252 * config/m32c/m32c-pragma.c: New file.
6253 * config/m32c/m32c-protos.h: New file.
6254 * config/m32c/m32c.abi: New file.
6255 * config/m32c/m32c.c: New file.
6256 * config/m32c/m32c.h: New file.
6257 * config/m32c/m32c.md: New file.
6258 * config/m32c/m32c.opt: New file.
6259 * config/m32c/minmax.md: New file.
6260 * config/m32c/mov.md: New file.
6261 * config/m32c/muldiv.md: New file.
6262 * config/m32c/predicates.md: New file.
6263 * config/m32c/prologue.md: New file.
6264 * config/m32c/shift.md: New file.
6265 * config/m32c/t-m32c: New file.
6267 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6269 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
6270 (stack_protect_set, stack_protect_test): New expanders.
6271 (stack_protect_set_si, stack_protect_set_si_media,
6272 stack_protect_set_di_media, stack_protect_test_si,
6273 stack_protect_test_si_media, stack_protect_test_di_media):
6276 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
6278 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
6280 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
6282 * tree.h (tree_expr_nonzero_p): Export.
6283 * fold-const.c (tree_expr_nonzero_p): Likewise.
6284 Return true for CALL_EXPRs that are alloca calls.
6285 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
6287 * tree-flow.h (expr_computes_nonzero): Remove.
6288 * tree-vrp.c (expr_computes_nonzero): Remove.
6289 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
6290 (extract_range_from_unary_expr): Likewise.
6291 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
6292 tree_expr_nonzero_p.
6294 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
6296 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
6297 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
6298 extra arg "picreg" and use it instead of pic_offset_table_rtx.
6299 All callers changed.
6300 (frame_related_constant_load): New arg "related" which controls
6301 setting of RTX_FRAME_RELATED_P. All callers changed.
6302 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
6303 (bfin_expand_prologue): Add stack limit checking.
6304 * config/bfin/bfin.md (trapifcc): New pattern.
6306 * config/bfin/bfin.c: Include "langhooks.h".
6307 (def_builtin): Go through lang_hooks to call builtin_function.
6309 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
6310 * config/bfin/predicates.md (symbol_ref_operand): New.
6311 (call_insn_operand): Delete. All callers changed to use
6312 register_no_elim_operand.
6313 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
6315 (function_arg): Use it to generate the call's operand 2.
6316 (bfin_longcall_p): New function.
6317 (bfin_expand_call): Extra arg "cookie". All callers and declaration
6318 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
6319 determine if the address needs to be in a REG.
6320 (bfin_handle_longcall_attribute): New function.
6321 (bfin_attribute_table): Add "longcall" and "shortcall".
6322 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
6323 (CUMULATIVE_ARGS): New member call_cookie.
6324 (PREDICATE_CODES): Add symbol_ref_operand.
6325 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
6326 extra USE to the pattern.
6327 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
6328 New patterns, split off call_insn, sibcall_insn, call_value_insn and
6329 sibcall_value_insn; now the new patterns handle direct calls and the
6330 old ones indirect calls.
6331 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
6333 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6335 * doc/trouble.texi: Update section on handling of empty loops.
6337 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
6339 * config.gcc: Remove support for sparc-*-openbsd*,
6340 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
6342 * config.host: Remove support for i860-*-sysv4* as a host.
6343 * config/i860/*, config/ip2k/*, config/ns32k/*,
6344 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
6345 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
6346 mention obsolete ports.
6348 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6350 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
6352 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
6353 of frame_pointer_rtx.
6354 (sh_expand_epilogue): Likewise.
6355 (sh_set_return_address): Likewise.
6356 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
6357 instead of FRAME_POINTER_REGNUM if needed. Add elimination
6358 offsets from FRAME_POINTER_REGNUM.
6359 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
6360 (sh_register_names): Add initializer for sfp.
6361 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
6362 (VALID_REGISTER_P): Likewise.
6363 (FIRST_PSEUDO_REGISTER): Update.
6364 (DWARF_FRAME_REGISTERS): Define.
6365 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
6366 (HARD_FRAME_POINTER_REGNUM): Define.
6367 (FRAME_POINTER_REGNUM): Redefine.
6368 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
6369 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
6370 from FRAME_POINTER_REGNUM.
6371 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
6372 FRAME_POINTER_REGNUM.
6373 (REG_CLASS_CONTENTS): Add sfp.
6374 (REG_ALLOC_ORDER): Likewise.
6375 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
6376 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
6377 of frame_pointer_rtx.
6378 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6380 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
6382 * fold-const.c (tree_expr_nonnegative_p): Only return true for
6383 ABS_EXPR when flag_wrapv is false because of INT_MIN.
6384 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
6386 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
6389 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
6391 Make CONSTRUCTOR use VEC to store initializers.
6392 * c-common.c (complete_array_type): Update to cope with VEC in
6394 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
6395 (pp_c_constructor_elts): New function.
6396 * c-pretty-print.h (pp_c_constructor_elts): Declare.
6397 * c-typeck.c (build_function_call, build_c_cast, digest_init,
6398 struct constructor_stack, struct initializer_stack,
6399 constructor_elements, push_init_level, pop_init_level,
6400 add_pending_init, find_init_member, output_init_element): Update to
6401 cope with VEC in CONSTRUCTOR_ELTS.
6402 * coverage.c (build_fn_info_value, build_ctr_info_value,
6403 build_gcov_info): Likewise.
6404 * expr.c (categorize_ctor_elements_1, store_constructor,
6405 expand_expr_real_1): Likewise.
6406 * fold-const.c (fold_ternary): Likewise.
6407 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
6408 gimplify_init_constructor, gimplify_expr): Likewise.
6409 * tree-dump.c (dequeue_and_dump): Likewise.
6410 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
6412 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
6414 * tree-sra.c (generate_element_init_1): Likewise.
6415 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
6416 * tree-ssa-operands.c (get_expr_operands): Likewise.
6417 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
6418 * tree-vect-transform.c (vect_get_vec_def_for_operand):
6419 (get_initial_def_for_reduction): Likewise.
6420 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
6421 value handle in annotations.
6422 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
6423 tree_node_structure): Add support for constr_kind.
6424 (build_vector_from_ctor, build_constructor_single,
6425 build_constructor_from_list): New functions.
6426 (build_constructor): Update to take a VEC instead of a TREE_LIST.
6427 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
6428 Update to cope with VEC in CONSTRUCTOR_ELTS.
6429 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
6430 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
6431 CONSTRUCTOR_APPEND_ELT): New macros.
6432 (struct constructor_elt, struct tree_constructor): New data types.
6433 (union tree_node): Add tree_constructor field.
6434 * treestruct.def: Define TS_CONSTRUCTOR.
6435 * varasm.c (const_hash_1, compare_constant, copy_constant,
6436 compute_reloc_for_constant, output_addressed_constants,
6437 initializer_constant_valid_p, output_constant,
6438 array_size_for_constructor, output_constructor): Update to cope with
6439 VEC in CONSTRUCTOR_ELTS.
6440 * vec.h (VEC_empty, VEC_copy): New macros.
6442 2005-07-19 Devang Patel <dpatel@apple.com>
6444 * dbxout.c (dbxout_type): Check Objective-C++ lang.
6446 2005-07-19 Richard Henderson <rth@redhat.com>
6449 * gimplify.c (gimplify_expr): Use main variant type for the temp
6450 destination for a discarded volatile read.
6451 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
6452 casts between non-void types that change volatility.
6454 2005-07-15 DJ Delorie <dj@redhat.com>
6456 * toplev.h: Add comment about the first parameter for warning().
6457 * errors.h: Likewise.
6459 * c.opt (Wpragmas): New.
6460 * doc/invoke.texi: Document it.
6462 * function.c (do_warn_unused_parameter): Add warning control to
6464 * c-decl.c (warn_if_shadowing): Likewise.
6465 * c-lex.c (cb_def_pragma): Likewise.
6466 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
6467 (pop_alignment): Likewise.
6468 (handle_pragma_pack): Likewise.
6469 (apply_pragma_weak): Likewise.
6470 (handle_pragma_weak): Likewise.
6471 (handle_pragma_redefine_extname): Likewise.
6472 (add_to_renaming_pragma_list): Likewise.
6473 (handle_pragma_extern_prefix): Likewise.
6474 (maybe_apply_renaming_pragma): Likewise.
6475 (handle_pragma_visibility): Likewise.
6477 * config/c4x/c4x-c.c (BAD): Likewise.
6478 (c4x_parse_pragma): Likewise.
6479 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
6480 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
6481 (rs6000_pragma_longcall): Likewise.
6482 * config/v850/v850-c.c (pop_data_area): Likewise.
6483 (ghs_pragma_section): Likewise.
6484 (ghs_pragma_section): Likewise.
6485 (ghs_pragma_interrupt): Likewise.
6486 (ghs_pragma_starttda): Likewise.
6487 (ghs_pragma_startsda): Likewise.
6488 (ghs_pragma_startzda): Likewise.
6489 (ghs_pragma_endtda): Likewise.
6490 (ghs_pragma_endsda): Likewise.
6491 (ghs_pragma_endzda): Likewise.
6493 2005-07-19 Danny Berlin <dberlin@dberlin.org>
6494 Kenneth Zadeck <zadeck@naturalbridge.com>
6496 * Makefile.in: Removed tree-promote-statics.c
6497 * tree-promote-statics.c: Removed.
6498 * common.opt: Removed flag-promote-statics.
6500 * passes.c: Removed tree-promote-statics pass.
6501 * tree-pass.h: Ditto.
6502 * timevar.def: Removed TV_PROMOTE_STATICS.
6505 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
6507 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
6509 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
6511 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6514 * c-common.c (check_function_arguments): Call
6515 'check_function_format' if either -Wformat or
6516 -Wmissing-format-attribute are specified.
6517 * c-format.c (check_function_format): Check -Wformat before
6518 calling 'check_format_info'.
6519 * c-opts.c (c_common_post_options): Don't warn for
6520 -Wmissing-format-attribute without -Wformat.
6521 * c-typeck.c (convert_for_assignment): Detect additional cases for
6522 -Wmissing-format-attribute.
6523 * doc/invoke.texi (-Wmissing-format-attribute): Document new
6526 2005-07-19 Richard Guenther <rguenther@suse.de>
6528 * config/i386/i386.md (lrint<mode>2): Use temporary
6529 instead of clobbering non-existent memory.
6531 2005-07-19 Nick Clifton <nickc@redhat.com>
6533 * config/avr/avr.c (legitimate_address_p): Fix debugging print
6534 statement to avoid displaying ASCII control characters.
6536 2005-07-19 Ben Elliston <bje@au.ibm.com>
6538 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
6539 * cfganal.c (find_edge_index): Ditto.
6540 * combine.c (combine_instructions): Ditto.
6541 * ddg.c (create_scc): Ditto.
6542 (find_successors): Ditto.
6543 (find_predecessors): Ditto.
6544 (find_nodes_on_paths): Ditto.
6545 (longest_simple_path): Ditto.
6546 * flow.c (update_life_info): Ditto.
6547 (count_or_remove_death_notes): Ditto.
6548 (clear_log_links): Ditto.
6549 * modulo-sched.c (generate_reg_moves): Ditto.
6550 (find_max_asap): Ditto.
6551 (find_max_hv_min_mob): Ditto.
6552 (find_max_dv_min_mob): Ditto.
6553 * sbitmap.c (sbitmap_first_set_bit): Ditto.
6554 * sched-rgn.c (extract_edgelst): Ditto.
6555 * tree-into-ssa.c (prepare_names_to_update): Ditto.
6556 (dump_update_ssa): Ditto.
6557 (ssa_names_to_replace) Ditto.
6558 (switch_virtuals_to_full_rewrite): Ditto.
6559 (update_ssa): Ditto.
6560 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6562 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
6564 Fix PR tree-optimization/22483
6566 * tree-complex.c (create_components): Use
6567 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
6568 * tree-flow-inline.h (fill_referenced_var_vec): New function.
6569 * tree-flow.h (safe_referenced_var_iterator): New structure.
6570 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
6571 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
6572 safe_referenced_var iterator.
6573 (add_type_alias): Ditto.
6575 2005-07-19 Steven Bosscher <stevenb@suse.de>
6577 * loop-init.c (rest_of_handle_loop2): Remove.
6578 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
6579 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
6580 (pass_rtl_loop_init, pass_rtl_loop_done,
6581 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
6582 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
6583 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
6584 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
6585 pass_tree_loop_done, and pass_tree_unswitch.
6586 (gate_loop): Rename to gate_tree_loop.
6587 * passes.c (init_optimization_passes): Update for renamed tree
6588 loop passes. Add the new loop2 passes as subpasses of loop2.
6589 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
6590 Update for the renamed tree loop passes.
6592 2005-07-18 Ian Lance Taylor <ian@airs.com>
6595 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
6596 blocks when optimizing.
6598 2005-07-18 Steve Ellcey <sje@cup.hp.com>
6600 * common.opt (frename-registers): Initialize to 2.
6602 (fgcse-after-reload): Ditto.
6603 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
6604 (process_options): Only change flag_web, flag_rename_registers,
6605 and flag_rerun_cse_after_loop if not explicitly set by user.
6607 2005-07-18 Jan Beulich <jbeulich@novell.com>
6609 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
6610 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
6611 in 64-bit mode the same as DImode in 32-bit mode.
6612 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
6613 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
6614 mode. Add new mode parameter.
6615 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
6616 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
6617 x86_64_shift_adj): New expanders.
6618 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
6619 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
6621 Respective new splitters. Use renamed shift splitter helpers in 32-bit
6622 DImode shift splitters.
6623 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
6624 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
6627 2005-07-18 Jan Beulich <jbeulich@novell.com>
6629 * i386.md (movdi_extzv_1): New.
6630 (zero_extendhidi2): Combine alternatives and never force use of
6632 (zero_extendqidi2): Likewise. Don't restrict input selection.
6634 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6636 Fix PR tree-optimization/22531
6637 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
6640 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6642 * tree-promote-statics.c (pass_promote_statics): Change dump file
6645 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
6647 * tree-optimize.c (init_tree_optimization_passes): Add
6648 pass_eliminate_useless_stores pass.
6649 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
6650 * tree-ssa-pre.c (is_copy_stmt): New function.
6651 (follow_copies_till_vuse): Ditto.
6652 (do_eustores): Ditto.
6653 (gate_eustores): Ditto.
6655 2005-07-16 Richard Henderson <rth@redhat.com>
6657 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
6659 2005-07-16 Danny Berlin <dberlin@dberlin.org>
6660 Kenneth Zadeck <zadeck@naturalbridge.com>
6662 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
6663 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
6664 ipa-type-escape.h, tree-promote-statics.c
6665 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
6666 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
6667 tree-promote-statics.c: new files.
6668 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
6669 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
6670 int nonlocal_set_p, mark_constant_function): Deleted.
6671 (rest_of_handle_cfg): Removed call to mark_constant_function.
6672 (nonoverlapping_component_refs_p): Added calls to support
6673 type based aliasing.
6674 * tree-ssa-alias.c (may_alias_p,
6675 compute_flow_insensitive_aliasing): Ditto.
6676 * calls.c (flags_from_decl_or_type): Removed reference to
6678 * c-typeck.c (convert_arguments): Make builtins tolerant of having
6679 too many arguments. This is necessary for Spec 2000.
6680 * cgraph.h (const_function, pure_function): Removed.
6681 * common.opt: Added "fipa-pure-const", "fipa-reference",
6682 "fipa-type-escape", and "ftree-promote-static".
6684 * passes.c: Added ipa and tree-promote-statics passes.
6685 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
6686 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
6687 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
6688 * tree-flow.h: Added exposed sra calls and addition of
6689 reference_vars_info field for FUNCTION_DECLS.
6690 * tree-pass.h: Added passes.
6691 * tree-sra.c: (sra_init_cache): New function.
6692 (sra_insert_before, sra_insert_after) Made public.
6693 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
6695 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
6696 aliasing. (may_alias_p): Added code to use type escape analysis to
6698 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
6699 code to prune clobbers of static variables based on information
6700 produced in ipa-reference pass. Changed call clobbering so that
6701 statics are not marked as clobbered if the call does not clobber
6704 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
6706 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
6709 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6711 * doc/install.texi (*-*-solaris2*): Document recommended version
6712 of GNU binutils and mention GNU linker problem on Solaris 10.
6714 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
6717 * c-decl.c (c_build_bitfield_integer_type): New function.
6718 (finish_struct): Call it.
6719 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
6721 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6723 * c-typeck.c (digest_init): Call 'convert_for_assignment'
6726 2005-07-16 Jan Hubicka <jh@suse.cz>
6728 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
6729 (scale_bbs_frequencies_int): Watch roundoff errors.
6730 * predict.c (return_prediction): Initialize return_stmt.
6732 2005-07-16 Jan Hubicka <jh@suse.cz>
6734 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
6735 after RTL profiling.
6737 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
6740 * fold-const.c (build_range_check): Convert high/low to etype
6741 if we are only comparing against exp.
6743 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
6745 Fix PR tree-optimization/22376
6746 * tree-ssa-structalias.c (build_constraint_graph): We really meant
6748 (need_to_solve): New function.
6749 (compute_points_to_sets): Use it.
6751 2005-07-15 Jan Hubicka <jh@suse.cz>
6753 * cfg.c (update_bb_profile_for_threading): More diagnostic.
6754 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
6756 2005-07-15 Richard Guenther <rguenther@suse.de>
6758 * c-common.c (handle_flatten_attribute): New function.
6759 Add flatten function attribute.
6760 * doc/extend.texi: Document flatten function attribute.
6761 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
6762 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
6764 (cgraph_decide_inlining): Handle functions with flatten
6767 2005-07-14 David Edelsohn <edelsohn@gnu.org>
6769 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
6770 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
6771 UNSPEC_XCHG, UNSPEC_AND): New.
6772 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
6773 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
6774 * config/rs6000/sync.md (FETCHOP): New code macro.
6775 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
6777 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
6778 (sync_compare_and_swap<mode>): Same.
6779 (sync_lock_test_and_set<mode>): Same.
6780 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
6781 for QImode and HImode, and not PPC405.
6782 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
6783 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
6784 (sync_<fetchop>{si,di}_internal): New.
6785 (sync_nand{si,di}_internal): New.
6786 (sync_old_<fetchop>{si,di}_internal): New.
6787 (sync_old_nand{si,di}_internal): New
6788 (sync_new_<fetchop>{si,di}_internal): New.
6789 (sync_new_nand{si,di}_internal): New.
6790 (atomic_and{si,di}): New.
6791 (sync_new_nand{si,di}_internal): New.
6792 (atomic_and{si,di}): New.
6793 (sync_add<mode>_internal): Delete.
6794 (sync_addshort_internal): Use unspec instead of unspec_volatile.
6795 (sync_sub<mode>_internal): Delte.
6796 (sync_subshort_internal): New.
6797 (sync_andsi_internal): Use unspec instead of unspec_volatile.
6798 (sync_anddi_internal): Delete.
6799 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
6800 (sync_booldi_internal): Delete.
6801 (sync_boolc<mode>_internal): Delete.
6802 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
6803 (sync_boolc<mode>_internal2): Delete.
6804 (sync_boolcc<mode>_internal): Delete.
6805 (isync, lwsync): Use unspec instead of unspec_volatile.
6806 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
6807 Revert UNSPEC_VOLATILE.
6808 (rs6000_split_atomic_op): New.
6809 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
6811 2005-07-14 Eric Christopher <echristo@redhat.com>
6813 * config/mips/mips.c (mips_canonicalize_comparison): Cast
6814 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
6816 2005-07-14 Eric Christopher <echristo@redhat.com>
6818 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
6820 2005-07-14 Steven Bosscher <stevenb@suse.de>
6822 PR tree-optimization/22230
6823 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
6824 the computation of the four cross productions for "range op range".
6826 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
6827 Ulrich Weigand <uweigand@de.ibm.com>
6830 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
6833 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
6835 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
6837 2005-07-14 Steve Ellcey <sje@cup.hp.com>
6839 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
6841 2005-07-14 Richard Guenther <rguenther@suse.de>
6844 * config/i386/i386-protos.h (ix86_function_value): Change
6845 prototype to match new target hook.
6846 * config/i386/i386.c (ix86_value_regno): Change prototype
6847 to take extra type argument.
6848 (TARGET_FUNCTION_VALUE): Define.
6849 (ix86_function_ok_for_sibcall): Pass extra argument to
6850 ix86_value_regno, check return slot rtx for exact match.
6851 (ix86_function_value): Take extra parameter. Dispatch to
6852 ix86_value_regno with fndecl/fntype as provided.
6853 (ix86_value_regno): Handle extra type argument.
6854 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
6856 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
6857 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
6858 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
6859 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
6860 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
6862 2005-07-14 Richard Guenther <rguenther@suse.de>
6864 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
6865 * calls.c (expand_call): Pass fntype to hard_function_value.
6866 (emit_library_call_value_1): Likewise.
6867 * explow.c: Include target.h.
6868 (hard_function_value): Take extra argument, the fntype.
6869 Use new target hook for function_value.
6870 * expr.h (hard_function_value): Change prototype.
6871 * function.c (aggregate_value_p): Pass 0 as fntype to
6872 hard_function_value.
6873 (assign_parms): Use new target hook for function_value.
6874 Pass 0 as fntype to hard_function_value.
6875 (expand_function_end): Likewise.
6876 * reg-stack.c: Include target.h.
6877 (stack_result): Use new target hook for function_value.
6878 * target-def.h: New target hook function_value.
6879 * target.h: Likewise.
6880 * targhooks.c (default_function_value): New function.
6881 * targhooks.h (default_function_value): Declare.
6883 2005-07-13 Ian Lance Taylor <ian@airs.com>
6885 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
6887 2005-07-14 Jan Hubicka <jh@suse.cz>
6889 * tree-dfa.c (dump_variable): Use default_def function.
6890 * tree-ssa-alias.c (dump_points_to_info): Likewise.
6891 * tree-ssa.c (verify_use): Likewise.
6892 * tree-ssanames.c (release_ssa_name): Likewise.
6893 * tree-tailcall.c (eliminate_tail_call): Likewise.
6894 (tree_optimize_tail_calls_1): Likewise.
6895 * tree-vrp.c (get_value_range): Likewise.
6897 2005-07-14 Ben Elliston <bje@au.ibm.com>
6899 * gcc.c (main): Compare language[0] with '*' when iterating over
6902 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6904 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
6905 "s390_emit_compare". Add handling of CCZ1mode.
6906 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
6907 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
6909 (s390_branch_condition_mask): Add CCZ1mode handling.
6910 * config/s390/s390.md: ("seq", "*seq"): New pattern.
6911 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
6912 Use CCZ1mode instead of CCZmode.
6913 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
6915 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
6917 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
6919 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
6921 2005-07-13 Eric Christopher <echristo@redhat.com>
6923 * config/mips/mips.c (mips_canonicalize_comparison): New.
6924 (mips_emit_int_relational): Use.
6926 2005-07-13 Eric Christopher <echristo@redhat.com>
6928 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
6930 * config/s390/s390.md: Include tpf.md. Move tpf specific
6932 * config/s390/tpf.md: To here.
6933 * config/s390/s390.opt: Move tpf specific options...
6934 * config/s390/tpf.opt: to here. Add mmain option.
6935 * config/s390/tpf-unwind.h: Remove unnecessary defines.
6936 * config/s390/tpf.h: Rewrite.
6938 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6940 * doc/tm.texi: Remove @xref{Cross-profiling}.
6942 2005-07-13 Jeff Law <law@redhat.com>
6944 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
6945 expressions, test their _DECL operands for pointer equality rather
6946 than using operand_equal_p.
6948 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
6950 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
6951 (TARGET_POSIX_IO): This.
6952 * config/darwin.h: Likewise.
6953 * config/freebsd.h: Likewise.
6954 * config/linux.h: Likewise.
6955 * config/lynx.h: Likewise.
6956 * config/netbsd.h: Likewise.
6957 * config/rs6000/linux64.h: Likewise.
6958 * config/rs6000/linux.h: Likewise.
6959 * config/s390/tpf.h: Likewise.
6960 * config/sh/embed-elf.h: Likewise.
6961 * config/sparc/linux64.h: Likewise.
6962 * config/sparc/linux.h: Likewise.
6963 * config/svr4.h: Likewise.
6964 * gcov-io.h: Likewise.
6966 * doc/tm.texi: Updated.
6968 * libgcov.c (create_file_directory): Defined only if
6969 TARGET_POSIX_IO is defined.
6970 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
6973 2005-07-13 Jan Hubicka <jh@suse.cz>
6975 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
6977 2005-07-13 David Edelsohn <edelsohn@gnu.org>
6979 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
6980 structure as argument.
6982 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
6984 PR tree-optimization/21921
6985 * tree-iterator.c (tsi_link_before): Support the case when
6986 tsi_end_p (tsi) == true.
6988 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6990 PR tree-optimization/22442
6991 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
6994 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
6996 PR rtl-optimization/20376
6997 * toplev.c (process_options): Enable -fweb and -frename-registers when
6999 * doc/invoke.texi: Update the information about when -fweb and
7000 -frename-registers are enabled.
7002 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7005 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
7006 if *rhs_p is not a SSA_NAME.
7008 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
7010 Fix PR tree-optimization/22422
7011 * tree-ssa-structalias.c (struct variable_info): Add flag for
7013 (get_varinfo): Now a static function.
7014 (new_varinfo): init has_union and is_special_var to false.
7015 (solution_set_add): Check has_union.
7016 (do_da_constraint): Move temporary variable so it gets reset
7018 Also check for special variable.
7019 (do_ds_constraint): Ditto.
7020 (do_sd_constraint): Ditto.
7021 (do_structure_copy): Check for special variable.
7022 (find_func_aliases): Ditto.
7023 (init_base_vars): Set special vars properly.
7025 2005-07-13 Jan Hubicka <jh@suse.cz>
7027 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
7030 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
7031 (get_expr_operands): Fix thinko wrt flags and subvars.
7033 PR tree-optimize/22379
7034 * tree-inline.c (expand_call_inline): Do not output sorry in early
7037 2005-07-12 Dale Johannesen <dalej@apple.com>
7039 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
7041 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7044 * host-linux.h: Include limits.h.
7046 2005-07-12 Dale Johannesen <dalej@apple.com>
7048 * expr.c (compress_float_constant): Add cost check.
7049 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
7051 2005-07-12 Dale Johannesen <dalej@apple.com>
7053 * gcc.target/i386/compress-float-sse.c: New.
7054 * gcc.target/i386/compress-float-sse-pic.c: New.
7055 * gcc.target/i386/compress-float-387.c: New.
7056 * gcc.target/i386/compress-float-387-pic.c: New.
7057 * gcc.dg/compress-float-ppc.c: New.
7058 * gcc.dg/compress-float-ppc-pic.c: New.
7060 2005-07-12 Eric Christopher <echristo@redhat.com>
7062 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
7064 * config/s390/s390.md: Include tpf.md. Move tpf specific
7066 * config/s390/tpf.md: To here.
7067 * config/s390/s390.opt: Move tpf specific options...
7068 * config/s390/tpf.opt: to here. Add mmain option.
7069 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7070 * config/s390/tpf.h: Rewrite.
7072 2005-07-12 Eric Christopher <echristo@redhat.com>
7074 * gcc.c (struct infile): Update comment for language.
7075 (main): Rewrite input file resetting code.
7077 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7080 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
7081 requiring a cast in a non RHS of modify_expr. Add a cast when required.
7082 (lookup_avail_expr): Use constant_boolean_node instead
7083 of boolean_false_node/boolean_true_node.
7085 2005-07-12 Ben Elliston <bje@au.ibm.com>
7087 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
7088 and use it when printing num_edges.
7090 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
7092 * doc/extend.texi (Blackfin Built-in Functions): New section.
7093 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
7096 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
7098 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
7099 s/cmpstrsi/cmpstrnsi
7100 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
7102 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
7103 (init_optabs): Initialize cmpstrn_optab.
7104 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
7105 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
7106 * expr.c: (enum insn_code cmpstrn_optab): Declare.
7107 * config/i386/i386.md: s/cmpstr/cmpstrn
7108 * config/c4x/c4x.md: s/cmpstr/cmpstrn
7109 * doc/md.texi: Update documentation.
7111 2005-07-11 Richard Henderson <rth@redhat.com>
7113 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
7114 build_va_arg_indirect_ref.
7115 (alpha_gimplify_va_arg): Likewise.
7116 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
7117 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
7118 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
7119 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
7120 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
7121 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
7123 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
7125 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7127 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
7128 * passes.c (init_optimization_passes): Add pass_empty_loop.
7129 * tree-pass.h (pass_empty_loop): Declare.
7130 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
7131 try_remove_empty_loop, remove_empty_loops): New functions.
7132 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
7133 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
7135 2005-07-12 Peter Barada <peter@the-baradas.com>
7139 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
7140 in address registers.
7141 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
7142 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
7143 alternative of addsi3_5200.
7145 2005-07-11 Ian Lance Taylor <ian@airs.com>
7147 * config/mips/mips.md (ffs<mode>2): Remove.
7149 2005-07-11 Ian Lance Taylor <ian@airs.com>
7151 * doc/tree-ssa.texi (Cleanups): Improve description of
7153 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
7155 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7157 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
7158 * tree.h (DECL_ARGUMENT_FLD): New macro.
7160 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7162 Fix PR tree-optimization/22404
7164 * tree-ssa-structalias.c (create_variable_info_for): Use
7167 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
7169 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
7170 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
7171 for second comparison operand.
7172 * config/bfin/predicates.md (reg_or_const_int_operand): New.
7174 * config/bfin/bfin.md (define_attr "type"): Add "sync".
7175 (define_insn_reservation "alu"): Likewise.
7176 (csync, ssync): Now of type sync.
7177 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
7178 -mcsync-anomaly -mspecld-anomaly.
7179 * config/bfin/bfin.opt (mcsync): Remove.
7180 (mcsync-anomaly, mspecld-anomaly): Add.
7181 * config/bfin/bfin.c: Include "insn-codes.h".
7182 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
7183 (TARGET_DEFAULT_TARGET_FLAGS): New.
7184 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
7186 2005-07-11 Steven Bosscher <stevenb@suse.de>
7188 * basic-block.h: Give the BB flags enum a name, bb_flags.
7189 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
7190 * cfgcleanup.c (enum bb_flags): Remove here.
7191 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
7192 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
7193 (update_forwarder_flag): Likewise.
7194 (thread_jump): Likewise.
7195 (try_forward_edges): Likewise.
7196 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
7197 forwarder flags. Don't clear bb->aux for all basic blocks. Only
7198 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
7200 2005-07-11 Richard Guenther <rguenther@suse.de>
7202 * config/i386/i386.opt: New target option -msseregparm.
7203 * config/i386/i386.c (override_options): Error out for
7204 -msseregparm but no SSE support.
7205 (ix86_function_sseregparm): Check for global sseregparm.
7206 * doc/invoke.texi: Document -msseregparm.
7208 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7210 * config.gcc (m32r-*-linux*): Use the default extra_parts.
7211 (m32rle-*-linux*): Ditto.
7213 2005-07-11 Jakub Jelinek <jakub@redhat.com>
7215 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
7216 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
7219 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7223 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
7224 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
7226 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
7228 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
7229 (varmap): Heapify varmap.
7230 (constraints): Heapify constraints.
7231 (struct constraint_graph): Heapify succs and preds.
7232 (constraint_vec_find): Update for heapification.
7233 (constraint_set_union): Ditto.
7234 (insert_into_complex): Ditto.
7235 (constraint_edge_vec_find): Ditto.
7236 (erase_graph_self_edge): Ditto.
7237 (add_graph_edge): Ditto.
7238 (get_graph_weights): Ditto.
7239 (merge_graph_nodes): Ditto.
7240 (build_constraint_graph): Ditto.
7241 (topo_visit): Ditto.
7242 (solve_graph): Ditto.
7243 (create_variable_info_for): Ditto.
7244 (init_base_vars): Ditto.
7245 (delete_points_to_sets): Free graph, varmap, and complex constraints.
7246 (condese_varmap_nodes): Free complex vector.
7247 (clear_edges_for_node): Clear succs and preds vector.
7249 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7251 * tree-ssa-structalias.c (update_alias_info): Change counting of
7252 references to not include vdefs.
7254 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7256 * tree-ssa-alias.c (free_used_part_map): Add missing free.
7259 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7261 * pa.c (pa_commutative_p): Make PLUS commutative when
7262 TARGET_NO_SPACE_REGS is true.
7264 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7266 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
7267 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
7268 * tree-dfa.c (dump_subvars_for): New.
7269 (debug_subvars_for): New.
7270 (dump_variable): Show subvariables if VAR has them.
7271 * tree-flow-inline.h (get_subvar_at): New.
7272 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
7273 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
7275 (struct subvar): Change fields offset and size to unsigned
7277 (dump_subvars_for): Declare.
7278 (debug_subvars_for): Declare.
7279 (get_subvar_at): Declare.
7280 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
7281 to unsigned HOST_WIDE_INT *.
7282 (overlap_subvar): Likewise.
7283 * tree-gimple.c (is_gimple_reg): Always return false for
7284 SFTs and memory tags.
7285 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
7287 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
7288 (compute_may_aliases): Call compute_points_to_sets.
7289 (collect_points_to_info_for): Remove.
7290 (compute_points_to_and_addr_escape): Remove.
7291 (delete_alias_info): Call delete_points_to_sets.
7292 (compute_flow_sensitive_aliasing): If the call to
7293 find_what_p_points_to returns false, call set_pt_anything.
7294 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
7295 (set_pt_anything): Clear pi->pt_vars.
7296 (set_pt_malloc): Remove.
7297 (merge_pointed_to_info): Remove.
7298 (add_pointed_to_expr): Remove.
7299 (add_pointed_to_var): Remove.
7300 (collect_points_to_info_r): Remove.
7301 (is_escape_site): Make extern.
7303 (create_overlap_variables_for): Call it.
7304 * tree-ssa-copy.c (merge_alias_info): Never merge
7305 flow-sensitive alias information.
7306 * tree-ssa-operands.c (get_expr_operands): Adjust variables
7307 offset and size to be unsigned HOST_WIDE_INT.
7308 (add_to_addressable_set): Rename from note_addressable.
7309 Set TREE_ADDRESSABLE as the variables are added to the set.
7311 (add_stmt_operand): Do not try to micro-optimize unmodifiable
7312 operands into VUSEs when adding V_MAY_DEFs for members in an
7314 * tree-ssa-operands.h (add_to_addressable_set): Declare.
7315 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
7316 (struct variable_info): Add bitfield is_heap_var.
7317 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
7318 (new_var_info): Initialize is_heap_var.
7319 (get_constraint_for): Add HEAP variables to the symbol table.
7320 Mark them with is_heap_var.
7321 (update_alias_info): New. Taken mostly from the old
7322 compute_points_to_and_addr_escape.
7323 (handle_ptr_arith): New.
7324 (find_func_aliases): Call update_alias_info.
7325 Call handle_ptr_info for tcc_binary expressions.
7326 Call mark_stmt_modified.
7327 (create_variable_info_for): If DECL has subvars, do not create
7328 variables for its subvars. Always add all the fields.
7329 (set_uids_in_ptset): If the solution includes ANYOFFSET and
7330 SFTs, then add all the SFTs of the structure.
7331 If VI->DECL is an aggregate with subvariables, add the SFT at
7333 (find_what_p_points_to): If VI is an artificial variable,
7334 translate to bitfields in SSA_NAME_PTR_INFO.
7335 If the solution is empty, set pi->pt_vars to NULL
7336 (init_base_vars): Create ANYOFFSET.
7337 (compute_points_to_sets): Rename from create_alias_vars.
7339 (pass_build_pta): Remove.
7340 (delete_points_to_sets): Rename from delete_alias_vars.
7341 (pass_del_pta): Remove.
7342 * tree-ssa-structalias.h (struct alias_info): Move from
7344 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
7345 NUM_REFERENCES_SET): Likewise.
7346 (compute_points_to_sets, delete_points_to_sets): Declare.
7348 2005-07-09 Richard Henderson <rth@redhat.com>
7350 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
7351 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
7352 alpha_split_lock_test_and_set_12): New functions.
7353 * config/alpha/alpha-protos.h: Update.
7354 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
7355 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
7356 * config/alpha/sync.md (I12MODE): New.
7357 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
7358 (sync_<fetchop_name><I48MODE>): Likewise.
7359 (sync_nand<I48MODE>): Likewise.
7360 (sync_old_<fetchop_name><I48MODE>): Likewise.
7361 (sync_new_<fetchop_name><I48MODE>): Likewise.
7362 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
7363 (sync_compare_and_swap<I48MODE>): Likewise.
7364 (sync_lock_test_and_set<I48MODE>): Likewise.
7365 (sync_compare_and_swap<I12MODE>): New.
7366 (sync_compare_and_swap<I12MODE>_1): New.
7367 (sync_lock_test_and_set<I12MODE>): New.
7368 (sync_lock_test_and_set<I12MODE>_1): New.
7370 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7374 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
7376 2005-07-09 Jakub Jelinek <jakub@redhat.com>
7378 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
7379 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
7381 2005-07-09 Richard SAndiford <richard@codesourcery.com>
7384 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
7386 2005-07-08 David Edelsohn <edelsohn@gnu.org>
7388 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
7389 memory_operand constraint.
7390 (store_conditional_<mode>): Same.
7391 (sync_compare_and_swap<mode>): Same.
7392 (sync_lock_test_and_set<mode>): Same.
7394 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
7396 Rewrite PIC support to more closely model actual instructions.
7397 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
7398 (cris_symbol): Remove prototypes for removed functions.
7399 (cris_pic_symbol_type_of, cris_valid_pic_const)
7400 (cris_expand_pic_call_address): Prototypes for new functions.
7401 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
7403 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
7405 <case ':'>: Add case for new punctuation character.
7406 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
7407 emitting (extra) PIC modifier.
7408 <case UNSPEC>: Do not assert for PLT.
7409 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
7410 (cris_expand_prologue, cris_expand_epilogue): Check
7411 for pic_offset_table_rtx usage instead of taking
7412 current_function_uses_pic_offset_table as the final word.
7413 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
7414 Remove flag_pic difference.
7415 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
7416 the moral equivalents of...
7417 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
7419 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
7420 (cris_handle_option): Mark ARG as unused.
7421 (cris_expand_pic_call_address): New worker function for "call",
7423 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
7424 output PIC constructs here.
7425 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
7426 as symbol-specific modifers, not whole or part of operands.
7427 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
7428 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
7429 constants and flag_pic.
7430 (CONSTANT_INDEX_P): Adjust for new functions.
7431 (enum cris_pic_symbol_type): New helper type.
7432 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
7433 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
7434 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
7436 ("movsi"): Emit actual instructions for GOT and relative access.
7437 ("*movsi_got_load"): New pattern to set up the register holding
7439 ("*movsi_internal"): Operand 1 is not a plain general_operand.
7440 Adjust FIXME for 'S'.
7441 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
7442 Use "movs" for -fpic cases.
7443 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
7444 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
7445 ("call", "call_value"): Just call cris_expand_pic_call_address for
7447 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
7448 Remove special pattern.
7449 ("*expanded_call_side", "*expanded_call_value_side"): New
7451 (gotplt-to-plt, gotplt-to-plt-side-call)
7452 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
7454 * config/cris/cris/predicates.md
7455 ("cris_general_operand_or_gotless_symbol"): Remove unused
7457 ("cris_general_operand_or_symbol"): Adjust for new functions.
7459 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7461 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
7463 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
7465 * Makefile.in (TREE_H): Add treestruct.def.
7466 (c-decl.o): Add pointer-set.h
7467 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
7468 visibility on regular DECL's.
7469 (merge_decls): Fix the copying of decl nodes of various types for
7470 the new structures. Don't update RTL, section name, weak status,
7471 etc, on DECL's without RTL.
7472 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
7473 Don't check volatile on non-variable types.
7474 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
7475 to check whether we have seen arguments.
7476 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
7477 flag is checked before field (flag is common, field is not).
7478 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
7479 TS_DECL_COMMON could have an origin.
7480 (add_location_or_const_value_attribute): Don't check section name
7481 on non-var/function decls.
7482 (dwarf2out_var_location): Reverse order of tests.
7483 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
7484 with DECL_WRTL_CHECK.
7485 * expmed.c (make_tree): rtl is now in decl_with_rtl.
7486 * fold-const.c (fold_binary): Don't check weakness on
7487 non-var/function decls.
7488 (tree_expr_nonzero_p): Ditto.
7489 (fold_checksum_tree): Use tree_decl_extra as sizeof
7491 * ggc-page.c (extra_order_size_table): Add sizes for
7492 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
7494 * gimplify.c (gimplify_bind_expr): Only set
7495 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
7496 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
7498 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
7499 * langhooks.h (init_ts). New langhook.
7500 * passes.c (rest_of_decl_compilation): Reverse order of tests.
7501 * print-tree.c (print_node): Update to only print fields that
7502 exist in the structures the passed decl has.
7503 * toplev.c (wrapup_global_declarations): Don't reset
7504 DECL_DEFER_OUTPUT on DECL's that don't contain it.
7505 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
7506 * tree-inline.c (remap_decl): Ditto.
7507 * tree-outof-ssa.c (create_temp): Reverse order of tests.
7508 * tree-pretty-print.c (print_declaration): Don't print
7509 DECL_REGISTER on things that don't contain it.
7510 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
7511 non-var/function decls.
7512 * tree.c (tree_contains_struct): New structure.
7513 (init_priority_for_decl): New hashtable.
7514 (tree_int_map): New structure.
7515 (tree_int_map_eq): New function.
7516 (tree_int_map_marked_p): Ditto.
7517 (tree_int_map_hash): Ditto.
7518 (tree_map): Move to tree.h.
7519 (tree_map_eq): Externalize.
7520 (tree_map_hash): Ditto.
7521 (tree_map_marked_p): Ditto.
7522 (init_ttree): Set up tree_contains_struct and call langhook.
7523 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
7524 (tree_code_size): Update for new structures.
7525 (tree_node_structure): Update for new structures.
7526 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
7528 (copy_node_stat): Copy init priority.
7529 (build_decl_stat): Ditto for visibility.
7530 (ts_enum_names): New.
7531 (tree_contains_struct_check_failed): New function.
7532 (decl_init_priority_lookup): Ditto.
7533 (decl_init_priority_insert): Ditto.
7534 * treestruct.def: New file.
7535 * tree.h (CODE_CONTAINS_STRUCT): New macro.
7536 (CONTAINS_STRUCT_CHECK): Ditto.
7537 (tree_contains_struct_check_failed): New prototype.
7538 (DECL_CHECK): Removed.
7539 (DECL_MINIMAL_CHECK): New.
7540 (DECL_COMMON_CHECK): Ditto.
7541 (DECL_WRTL_CHECK): Ditto.
7542 (DECL_NON_COMMON_CHECK): Ditto.
7543 (DECL_WITH_VIS_CHECK): Ditto.
7544 (VAR_OR_FUNCTION_DECL_P): Ditto
7545 (struct tree_decl_minimal): New structure.
7546 (struct tree_decl_common): Ditto.
7547 (struct tree_decl_with_rtl): Ditto.
7548 (struct tree_decl_with_vis): Ditto.
7549 (struct tree_decl_non_common): Ditto.
7550 (struct tree_field_decl): Ditto.
7551 (struct tree_parm_decl): Ditto.
7552 (struct tree_var_decl): Ditto.
7553 (struct tree_function_decl): Ditto.
7554 (struct tree_const_decl): Ditto.
7555 (struct tree_result_decl): Ditto.
7556 (union tree_node): Add new structures.
7557 * var-tracking.c (track_expr_p): Reverse order of tests.
7559 * doc/c-tree.texi: Add documentation on DECL node internal structure.
7561 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7563 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
7564 * system.h: Poison FINALIZE_PIC.
7565 * doc/tm.texi (FINALIZE_PIC): Remove.
7567 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7570 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
7571 to the correct type if we have a MODIFY_EXPR.
7573 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
7575 PR tree-optimization/22360
7576 * tree.c (upper_bound_in_type): Fix calculations for casting
7577 to a non-wider signed type and casting a signed value to a
7578 wider unsigned type.
7579 (lower_bound_in_type): Fix calculations for casting to a
7580 non-wider signed type.
7582 PR tree-optimization/20139
7583 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
7585 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
7586 fold_cond_expr_cond.
7587 * tree-ssanames.c (release_defs): Assert in_ssa_p.
7588 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
7590 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
7593 * tree-complex.c (expand_complex_libcall): Produce
7594 REALPART_EXPR/IMAGPART_EXPR with the correct type.
7596 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
7598 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
7599 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
7600 b" assert and inserted fastpath code for this case.
7601 (bitmap_ior): Removed "a != b" assert.
7603 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7605 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
7606 (ENDFILE_SPEC): Likewise.
7607 * config/m32r/m32r.h (ASM_SPEC): Likewise.
7609 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
7610 a large stack frame at epilogue.
7612 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
7614 * final.c: Include sdbout.h when required.
7616 2005-07-07 Geoffrey Keating <geoffk@apple.com>
7618 * config.gcc (*-*-darwin*): Only one target-specific header file
7620 (powerpc-*-darwin*): Add version-specific header files.
7621 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
7622 * config.in: Regenerate.
7623 * configure: Regenerate.
7624 * gcc.c: Include xregex.h.
7625 (version_compare_spec_function): New.
7626 (spec_function): Add version-compare.
7627 (replace_outfile_spec_function): Reformat comment.
7628 (compare_version_strings): New.
7629 * config/darwin-c.c (version_as_macro): New.
7630 (builtin_define): New.
7631 (darwin_cpp_builtins): New.
7632 * config/darwin-protos.h (darwin_cpp_builtins): New.
7633 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
7634 (LIB_SPEC): Make unconditional, update comment.
7635 (TARGET_C99_FUNCTIONS): Define.
7636 * config/darwin.opt: Sort.
7637 (mmacosx-version-min=): New.
7638 * config/darwin7.h: Delete.
7639 * config/darwin8.h: Delete.
7640 * config/i386/darwin.h (): Call darwin_cpp_builtins.
7641 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
7642 (TARGET_C99_FUNCTIONS): Define.
7643 * config/rs6000/darwin7.h: New.
7644 * config/rs6000/darwin8.h: New.
7645 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
7646 (-mmacosx-version-min): Document.
7648 2005-07-07 Ian Lance Taylor <ian@airs.com>
7650 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
7652 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
7655 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
7657 2005-07-07 Khem Raj <kraj@mvista.com>
7659 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
7660 in bytes, not words.
7662 2005-07-07 Paul Brook <paul@codesourcery.com>
7664 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
7665 DEFAULT_FUNCTION_ARG_PADDING to upward.
7667 2005-07-07 Richard Henderson <rth@redhat.com>
7669 * function.c (locate_and_pad_parm): Record parameter alignment in
7670 stack_alignment_needed.
7672 2005-07-07 David Edelsohn <edelsohn@gnu.org>
7674 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
7675 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
7676 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
7677 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
7678 (define_attr "type"): Add isync, sync, load_l, store_c.
7679 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
7680 Create scratch volatile MEM.
7681 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
7683 (load_locked_<mode>): New.
7684 (store_conditional_<mode>): New.
7685 (sync_compare_and_swap<mode>): Replace with splitter.
7686 (sync_lock_test_and_set<mode>): Replace with splitter.
7687 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
7689 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
7690 is ics. Attribute isync.
7691 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
7693 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
7694 and UNSPECV_SYNC_OP.
7695 (emit_unlikely_jump): New.
7696 (emit_load_locked): New.
7697 (emit_store_conditional): New.
7698 (rs6000_split_compare_and_swap): New.
7699 (rs6000_split_lock_test_and_set): New.
7700 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
7701 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
7702 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
7703 rs6000_split_lock_test_and_set): Declare.
7704 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
7705 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
7706 store_c, isync, sync.
7708 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
7710 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
7711 filenames to gtyp-gen.h.
7712 (s-typ-gen): Use it in place of for loops.
7714 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
7716 * hooks.c (hook_bool_rtx_int_false): New function.
7717 * hooks.h (hook_bool_rtx_int_false): Declare.
7718 * target-def.h (TARGET_COMMUTATIVE_P): Define.
7719 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
7720 * target.h (struct gcc_target): Add commutative_p member.
7721 * targhooks.c (hook_bool_rtx_commutative_p): New function.
7722 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
7723 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
7724 (pa_commutative_p): New function.
7725 * jump.c (target.h): Include.
7726 (rtx_renumbered_equal_p): Use targetm.commutative_p.
7727 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
7729 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7731 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
7732 (s390_expand_setmem): New.
7733 * config/s390/s390.c: Likewise.
7734 (print_shift_count_operand): Truncate to 12 bits instead of 6.
7736 * config/s390/s390.md: ("setmem<mode>"): Accept character as
7737 general_operand. Call new function "s390_expand_setmem".
7738 ("clrmem_long", "*clrmem_long"): Rewrite to ...
7739 ("setmem_long", "*setmem_long"): ... this.
7741 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7743 * config/s390/s390.c: (optimization_options): Enable
7744 TARGET_MVCLE at -Os.
7745 * doc/invoke.texi: Document changes in default behaviour.
7746 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
7748 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
7750 * expr.c: (set_storage_via_setmem): Convert opchar to mode
7751 defined by back-end.
7753 2005-07-07 Jakub Jelinek <jakub@redhat.com>
7755 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
7756 all sets in the pattern.
7757 * config/rs6000/rs6000.md (stack_protect_testsi,
7758 stack_protect_testdi): Likewise.
7760 2005-07-06 Jeff Law <law@redhat.com>
7762 * tree-vrp.c (simplify_using_ranges): Kill.
7763 (vrp_finalize): Remove call to simplify_using_ranges.
7764 (simplify_stmt_using_ranges): New function extracted from
7765 simplify_using_ranges.
7766 (simplify_div_or_mod_using_ranges): Likewise.
7767 (simplify_abs_using_ranges): Likewise.
7768 (simplify_cond_using_ranges): New function.
7769 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
7770 * tree-ssa-propagate.c (substitute_and_fold): Call
7771 simplify_stmt_using_ranges if we have range information.
7773 2005-07-06 James E. Wilson <wilson@specifixinc.com>
7775 * config/ia64/ia64.c (ia64_reorg): Check optimize before
7776 ia64_flag_schedule_isns2.
7778 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
7779 reading/writing general registers.
7780 (ia64_function_arg): Revert 2005-06-18 change.
7782 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7784 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
7785 (legitimize_tls_address): Use gcc_unreachable instead of abort.
7787 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
7789 * function.c (expand_function_end): Revert part of 2005-06-27
7790 patch. Do sjlj_emit_function_exit_after after return_label.
7792 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7794 * doc/install.texi (--disable-libssp): New.
7796 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
7798 * doc/invoke.texi: Update -fforce-mem documentation.
7799 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
7800 code for -fforce-mem.
7801 * expmed.c: (store_bit_field,store_fixed_bit_field,
7802 extract_bit_field): Ditto.
7803 * expr.c: (convert_move): Ditto.
7804 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
7805 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
7806 emit_conditional_add,expand_float,expand_fix): Ditto.
7807 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
7808 (common_handle_option): Issue warning when -fforce-mem specified.
7810 2005-07-06 Paul Brook <paul@codesourcery.com>
7812 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
7814 * configure: Regenerate.
7816 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
7818 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
7820 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
7822 Fix PR tree-optimization/22319
7823 Fix PR tree-optimization/22140
7824 Fix PR tree-optimization/22310
7826 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
7827 variable sized types.
7828 Use correct type for intermediate structure on *a = *b structure
7831 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7833 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
7835 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
7836 (machine_function): Move typedef to...
7837 * config/rs6000/rs6000.c (machine_function): ... here. Add
7838 varargs_save_offset field.
7839 (rs6000_stack_t): Remove varargs_size field.
7840 (setup_incoming_varargs): Allocate varargs save area using
7841 assign_stack_local, try to make it as small as possible.
7842 Save offset from virtual_stack_vars_rtx to the save area
7843 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
7844 instead of magic 8 when fp word byte size is used.
7845 (rs6000_va_start): Use cfun->machine->varargs_save_offset
7846 instead of -RS6000_VARARGS_SIZE.
7847 (rs6000_stack_info, debug_stack_info,
7848 rs6000_initial_elimination_offset): Remove all traces of
7850 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
7851 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
7852 RS6000_VARARGS_AREA.
7854 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
7856 PR tree-optimization/21963
7857 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
7858 constant_multiple_of in the same way get_computation_cost_at does.
7860 2005-07-06 Jakub Jelinek <jakub@redhat.com>
7862 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
7863 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
7864 (gen_compare_reg): If sparc_compare_emitted is set, clear it
7865 and return its previous value.
7866 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
7867 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
7869 (stack_protect_set, stack_protect_test): New expanders.
7870 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
7871 stack_protect_testdi): New insns.
7872 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
7873 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
7875 2005-07-06 Jeff Law <law@redhat.com>
7877 * tree-ssa-dce.c (cfg_altered): New global.
7878 (tree_dce_init): Initialize cfg_altered.
7879 (remove_dead_stmt): If we remove an edge in the CFG, then set
7881 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
7884 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
7886 * Makefile.in (stamp-collect-ld): Use
7887 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
7888 ./collect-ld if it already exists.
7889 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
7890 Don't remove ./nm if it already exists.
7892 2005-07-05 Devang Patel <dpatel@apple.com>
7894 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
7895 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
7896 * tree-vectorizer.c (vect_loop_location): New.
7897 (vect_print_dump_info): Use vect_loop_location.
7898 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
7899 (vectorize_loops): Set vect_loop_location.
7900 * tree-vect-analyze.c (vect_analyze_offset_expr,
7901 vect_determin_vectorization_factor, vect_analyze_operations,
7902 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
7903 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
7904 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
7905 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
7906 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
7907 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
7908 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
7909 vect_analyze_loop): Adjust vect_print_dump_info API.
7910 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
7911 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
7912 vect_finish_stmt_generation, vectorizable_assignment,
7913 vectorizable_operation, vectorizable_store, vectorizable_load,
7914 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
7915 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
7916 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
7917 vect_transform_loop): Same.
7918 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
7919 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
7922 2005-07-05 Randolph Chung <tausq@debian.org>
7924 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
7925 * configure: Regenerate.
7926 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
7927 (pa_tls_referenced_p): Declare.
7928 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
7929 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
7930 (legitimize_tls_address): New.
7931 (hppa_legitimize_address): Handle TLS addresses.
7932 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
7933 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
7934 (emit_move_sequence): Handle TLS addresses.
7935 (pa_encode_section_info): Call default handler to handle common
7937 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
7938 (CONSTANT_ADDRESS_P): Reject TLS operands.
7939 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
7940 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
7941 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
7942 (UNSPEC_TLSLE): Define new constants.
7943 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
7944 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
7945 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
7946 (tie_symbolic_operand, tle_symbolic_operand): New
7948 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
7950 * aclocal.m4: Update macros for autoconf 2.59 style.
7951 * configure.ac: Likewise.
7953 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7955 * pa.c (function_value): Handle small aggregates on 32-bit targets.
7956 (function_arg): Pass small aggregates in general registers on 32-bit
7958 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
7960 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
7962 * Makefile.in (final.o): Fix dependencies.
7964 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7968 * langhooks.h (struct lang_hooks): Add expr_to_decl.
7969 * langhooks.c (lhd_expr_to_decl): New.
7970 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
7972 (LANG_HOOKS_INITIALIZER): Update.
7973 * tree.c (recompute_tree_invarant_for_addr_expr): Call
7974 expr_to_decl langhook.
7975 * c-tree.h (c_expr_to_decl): Declare.
7976 * c-typeck.c (c_expr_to_decl): New.
7977 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
7979 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
7981 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
7984 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
7985 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
7987 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
7989 * Makefile.in: Adjust dependencies.
7990 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
7991 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
7992 * alias.c (rest_of_handle_cfg, pass_cfg): New.
7993 * bb-reorder.c (duplicate_computed_gotos): Make it static.
7994 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
7995 rest_of_compilation.
7997 * bb-reorder.c (gate_duplicate_computed_gotos,
7998 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
7999 rest_of_handle_reorder_blocks, pass_reorder_blocks,
8000 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
8001 pass_partition_blocks): New.
8002 * bt-load.c (gate_handle_branch_target_load_optimize,
8003 rest_of_handle_branch_target_load_optimize,
8004 pass_branch_target_load_optimize): New.
8005 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
8007 * cfglayout.c (pass_insn_locators_initialize): New.
8008 * cfgrtl.c (pass_free_cfg): New.
8009 * combine.c (gate_handle_combine, rest_of_handle_combine,
8011 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
8012 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
8013 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
8014 * except.c (pass_set_nothrow_function_flags,
8015 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
8017 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
8018 rest_of_handle_shorten_branches, pass_shorten_branches,
8019 rest_of_clean_state, pass_clean_state): New.
8020 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
8021 rest_of_handle_remove_death_notes, pass_remove_death_notes,
8022 rest_of_handle_life, pass_life, rest_of_handle_flow2,
8024 * function.c (pass_instantiate_virtual_regs, pass_init_function,
8025 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
8026 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
8027 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
8029 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
8030 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
8031 pass_rtl_ifcvt, gate_handle_if_after_combine,
8032 rest_of_handle_if_after_combine, pass_if_after_combine,
8033 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
8034 pass_if_after_reload): New.
8035 * integrate.c (pass_initial_value_sets): New.
8036 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
8037 pass_purge_lineno_notes): New.
8038 * mode-switching.c (rest_of_handle_mode_switching,
8039 pass_mode_switching): New.
8040 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
8041 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
8043 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
8044 pass_loop_optimize): New.
8045 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
8047 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
8049 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
8050 pass_postreload_cse): New.
8051 * profile.c (gate_handle_profiling, pass_profiling,
8052 rest_of_handle_branch_prob, pass_branch_prob): New.
8053 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
8054 pass_split_before_regstack, gate_handle_split_before_regstack,
8055 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
8056 rest_of_handle_split_all_insns, pass_split_all_insns): New.
8057 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
8058 pass_stack_regs): New.
8059 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
8060 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
8061 pass_stack_adjustments): New.
8062 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
8063 pass_regrename): New.
8064 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
8065 pass_delay_slots, gate_handle_machine_reorg,
8066 rest_of_handle_machine_reorg, pass_machine_reorg): New.
8067 * rtl.h (extern void purge_line_number_notes): New.
8068 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
8069 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
8071 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
8073 * value-prof.c (gate_handle_value_profile_transformations,
8074 rest_of_handle_value_profile_transformations,
8075 pass_value_profile_transformations): New.
8076 * var-tracking.c (gate_handle_var_tracking,
8077 pass_variable_tracking): New.
8078 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
8080 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
8081 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
8082 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
8083 rest_of_handle_old_regalloc, rest_of_handle_regrename,
8084 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
8085 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
8086 rest_of_handle_gcse2, rest_of_handle_regmove,
8087 rest_of_handle_tracer, rest_of_handle_if_conversion,
8088 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
8089 rest_of_handle_web, rest_of_handle_branch_prob,
8090 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
8091 rest_of_handle_jump_bypass, rest_of_handle_combine,
8092 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8093 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8094 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
8095 rest_of_handle_mode_switching, rest_of_handle_jump,
8096 rest_of_handle_eh, rest_of_handle_stack_adjustments,
8097 rest_of_handle_flow2, rest_of_handle_jump2,
8098 rest_of_handle_peephole2, rest_of_handle_postreload,
8099 rest_of_handle_shorten_branches, rest_of_clean_state,
8100 rest_of_compilation): Remove.
8102 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
8103 * passes.c (dump_flags, in_gimple_form, all_passes,
8104 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8105 register_dump_files, next_pass_1, last_verified, execute_todo,
8106 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
8107 from tree-optimize.c.
8108 (init_optimization_passes): Moved from tree-optimize.c,
8109 adding the RTL optimizations.
8110 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
8111 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
8112 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8113 register_dump_files, next_pass_1, last_verified, execute_todo,
8114 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
8115 init_tree_optimization_passes, ipa_passes): Delete.
8116 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
8118 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
8119 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
8121 (ipa_passes): Remove.
8122 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
8123 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
8124 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
8125 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
8126 (dump_info_p, dump_flag): Moved to tree-dump.h.
8128 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
8130 * passes.c (finish_optimization_passes): Use dump_begin
8131 and dump_end, TDI_end.
8132 (gate_rest_of_compilation): New.
8133 (pass_rest_of_compilation): Use it.
8134 (gate_postreload, pass_postreload): New.
8135 * toplev.c (general_init): Rename init_tree_optimization_passes.
8136 * toplev.h (init_tree_optimization_passes): Rename to
8137 init_optimizations_passes.
8138 * tree-dump.c (dump_flag): Make static.
8139 (dump_files): Remove RTL dumps.
8140 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
8141 pass_cleanup_cfg, pass_free_cfg_annotations,
8142 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
8143 pass_init_datastructures, pass_fixup_cfg): Make non-static.
8144 * tree-pretty-print.c: Include tree-pass.h.
8145 * cgraph.c: Include tree-dump.h.
8147 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8149 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
8150 Only fall back to saying it points to readonly memory if
8153 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8155 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
8156 * config/m32r/m32r.c (m32r_compute_frame_size,
8157 m32r_expand_prologue): Take current_function_profile into
8158 account whenever we reference
8159 current_function_uses_pic_offset_table.
8160 (m32r_finalize_pic): Remove.
8161 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
8163 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
8165 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
8166 instead of $<. Don't remove ./as if it already exists.
8168 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8171 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
8172 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
8173 for complex modes when generating code for PA 1.0.
8174 (VALID_FP_MODE_P): New macro.
8175 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8176 sets for all general and floating point modes. Align wide floating
8177 point modes to even register boundaries to comply with architectural
8179 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
8180 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
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
8187 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8189 * tree-dump.c (dump_files): Initialize dump number for .cgraph
8192 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8194 * tree-ssa-structalias.c: Don't include expr.h.
8196 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8198 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
8201 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8203 Fix PR tree-optimization/22279
8205 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
8208 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
8210 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
8212 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8214 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
8215 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
8216 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
8217 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
8218 config/stormy16/stormy16.c, config/v850/v850.c,
8219 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
8220 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
8221 Avoid "." or "\n" at end of diagnostics and capital letters at
8222 start of diagnostics.
8223 * combine.c, cse.c: Don't translate dump file output.
8224 * toplev.c (print_version): Only translate output if going to
8227 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8229 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
8230 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
8233 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8235 * pa.c (fix_range): Fix typo in comment.
8237 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8239 * tree-vrp.c (extract_range_from_assert): Replace
8240 fold (build (...)) with fold_build2.
8242 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8244 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
8245 gcc_gfc_char_table, init_dynamic_gfc_info): New.
8246 (format_types_orig, handle_format_attribute): Add support for
8249 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
8251 * varasm.c (assemble_variable): Fix format specifier thinko.
8253 2005-07-03 Ira Rosen <irar@il.ibm.com>
8255 PR tree-optimization/22029 (and 22135)
8256 * tree-pretty-print.c (dump_generic_node): Check that the node is not
8257 a phi node before calling dump_vops.
8259 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8261 * tree-dump.h (dump_string_field): Declare.
8262 * tree-dump.c: Use it instead of dump_string.
8263 (dump_string_field): Make non-static.
8265 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
8267 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
8268 up the minimal CFG stuff always when optimize > 0. Call
8269 split_all_insns_noflow in PIC case if needed.
8271 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8272 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
8275 * c-decl.c (c_write_global_declarations): Dump contents of
8277 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
8278 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
8279 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
8280 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
8283 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8285 * c-common.h (GCC_DIAG_STYLE): Define.
8286 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
8287 version for format checking to 4.1.
8288 * c-format.c: Include toplev.h after c-common.h.
8289 (enum format_type): Add gcc_tdiag_format_type.
8290 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
8291 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
8292 (format_types_orig): Add gcc_tdiag.
8293 (init_dynamic_diag_info): Support gcc_tdiag formats.
8294 (handle_format_attribute): Likewise.
8295 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
8296 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
8297 version for format checking to 4.1.
8298 (warning0, warning, error, pedwarn, sorry): Use
8300 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
8301 (finish_aliases_1): Do not use %qE.
8302 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
8303 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
8304 Correct format bugs.
8305 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
8306 parameter to unsigned HOST_WIDE_INT.
8307 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
8309 2005-07-02 David Edelsohn <edelsohn@gnu.org>
8312 * expr.c (write_complex_part): Use adjust_address for MEM.
8313 (read_complex_part): Same.
8315 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
8317 Fix PR tree-optimization/22280
8319 * tree-sra.c (generate_element_init): Remove useless loop.
8321 2005-07-02 Richard Henderson <rth@redhat.com>
8323 * config/alpha/alpha.c (alpha_legitimize_address): Check for
8325 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
8327 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
8330 * fold-const.c (fold_binary): Handle the return value of
8331 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
8332 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
8334 2005-07-02 Jeff Law <law@redhat.com>
8336 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
8337 a eliminate type conversion which feeds an equality comparison
8338 if the original type or either operand in the comparison is a
8341 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
8343 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
8344 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
8346 * config/avr/avr.c: Do not use '`' as left quote.
8347 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
8348 Remove "." from end of diagnostics. Make diagnostics start with
8351 2005-07-02 Zack Weinberg <zack@codesourcery.com>
8352 Joseph S. Myers <joseph@codesourcery.com>
8354 * toplev.c (default_tree_printer): Handle setting location with
8356 * c-objc.common.c (c_tree_printer): Likewise.
8357 * c-format.c (gcc_diag_flag_specs): Add '+'.
8358 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
8359 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
8361 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
8362 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
8363 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
8364 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
8365 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
8366 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
8367 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
8368 format arguments where %J is used without %D.
8370 2005-07-02 Jakub Jelinek <jakub@redhat.com>
8372 * gcc.c (LINK_SSP_SPEC): Define.
8373 (link_ssp_spec): New variable.
8374 (LINK_COMMAND_SPEC): Add %(link_ssp).
8375 (static_specs): Add link_ssp_spec.
8376 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
8377 * configure: Rebuilt.
8378 * config.in: Rebuilt.
8380 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8381 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8382 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8383 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8384 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
8385 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
8386 -0x7008(2) instead of reading __stack_chk_guard variable.
8387 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
8389 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
8390 (stack_protect_set, stack_protect_test): Use *_tls* patterns
8391 if TARGET_THREAD_SSP_OFFSET is defined.
8392 (stack_tls_protect_set_si, stack_tls_protect_set_di,
8393 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
8396 2005-06-27 Richard Henderson <rth@redhat.com>
8397 * libgcc-std.ver (GCC_4.1.0): New.
8398 * libgcc.h (__stack_chk_guard): Declare.
8399 (__stack_chk_fail, __stack_chk_fail_local): Declare.
8400 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
8401 * mklibgcc.in (lib2funcs): Add them.
8403 2005-07-01 Richard Henderson <rth@redhat.com>
8405 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
8406 void * before struct sigcontext *.
8407 (x86_fallback_frame_state): Likewise.
8409 2005-07-01 James E. Wilson <wilson@specifixinc.com>
8411 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
8413 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8416 * tree-ssa-reassoc.c (should_transpose): Fix which operand
8417 we check for SSA_NAME for.
8419 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
8421 Fix PR tree-optimization/22071
8423 * tree-ssa-structalias.c (offset_overlaps_with_access): New
8425 (get_constraint_for_component_ref): Use it.
8427 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
8430 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
8431 print out the last new line.
8433 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
8435 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
8436 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
8437 * config/cris/cris.c (cris_conditional_register_usage): Adjust
8438 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
8439 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
8440 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
8441 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
8442 (enum reg_class): New member CC0_REGS.
8443 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
8444 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
8445 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
8446 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
8447 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
8448 Adjust for register now described.
8450 2005-07-01 Jakub Jelinek <jakub@redhat.com>
8453 * config/i386/i386.md (stack_protect_test_si,
8454 stack_protect_test_di): Add earlyclobber for scratch 3.
8455 * config/rs6000/rs6000.md (stack_protect_testsi,
8456 stack_protect_testdi): Add earlyclobber for scratch 3,
8457 remove earlyclobber from scratch 4.
8459 Older entries for 2005 can be found in ChangeLog-2005.