1 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
4 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
5 bbs on the COND_EXPR instead of the PHI_NODEs.
6 (candidate_bb_for_phi_optimization): Remove.
7 (replace_phi_with_stmt): Rename to ...
8 (replace_phi_edge_with_variable): this and change so that we
9 replace the phi argument instead of removing the PHI.
10 (conditional_replacement): Change so we deal with PHI with more
12 (value_replacement): Likewise.
13 (abs_replacement): Likewise.
15 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
17 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
18 output_e500_flip_gt_bit.
20 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
22 (rs6000_generate_compare): Fix logic to look at the correct bits.
23 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
25 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
26 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
27 gen_move_from_CR_gt_bit.
29 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
30 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
31 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
33 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
34 (E500_CR_IOR_COMPARE): New constant.
36 2005-03-08 Earl Chew <earl_chew@agilent.com>
37 David Billinghurst <David.Billinghurst@riotinto.com>
39 * config/i386/host-cygwin.c: New file to support precompiled
41 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
42 * config.host: Use above files for cygwin host.
44 2005-03-07 David Edelsohn <edelsohn@gnu.org>
46 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
47 ordering ops from earlier change.
49 2005-03-07 Per Bothner <per@bothner.com>
51 Various fixes to allow us to again build if --enable-mapped-location:
52 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
53 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
54 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
55 local variable loc. Change logic appropriately.
56 * tree-vect-transform.c (vect_finish_stmt_generation): Use
57 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
58 * c-parser.c (c_parser_for_statement): Initialize loc variable.
59 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
60 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
62 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
64 PR rtl-optimization/19683
65 * reload1.c (choose_reload_regs): Pass the number of bits, not the
66 number of bytes, to smallest_int_for_mode. Fix arguments to
67 REG_CANNOT_CHANGE_MODE_P.
69 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
71 * reorg.c (relax_delay_slots): Check that the jump is
72 conditional before trying to invert it.
74 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
76 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
79 * calls (stack_arg_under_construction): Make it static.
81 * flow.c (regs_live_at_setjmp): Make it static.
82 * flow.h: Remove the corresponding prototype.
84 * reload1.c (reload_startobj, reload_firstobj,
85 something_needs_operands_changed, reload_inherited,
86 reload_inheritance_insn, reload_override_in,
87 reload_spill_index): Make them static.
89 * recog.c (verify_changes): Make it static.
90 * recog.h: Remove the corresponding prototype.
92 * cfgbuild.c (find_sub_basic_blocks): Remove.
93 * basic-block.h: Remove the corresponding prototype.
94 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
96 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
98 * tree-ssa-operands.c (check_build_stmt): Remove.
100 * stor-layout.c (set_alignment): Remove.
101 * tree.h: Remove the corresponding prototype.
103 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
105 * tree-ssa-dce.c (control_dependence_map,
106 visited_control_parents): Make them static.
108 * cfghooks.c (verify_flow_info): Remove local variable
111 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
114 * loop-unswitch.c (unswitch_loop): Remove local variable src.
116 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
118 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
120 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
122 * config/ia64/hpux.h (LINK_SPEC): Add -z.
123 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
124 PARALLEL for an empty structure.
126 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
128 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
130 * fold-const.c (fold_binary): Unroll the very first "for"
133 2005-03-06 David Edelsohn <edelsohn@gnu.org>
135 * config/rs6000/predicates.md (branch_comparison_operator): Remove
136 redundant match_code test.
137 (scc_comparison_operator): Swap match_operand and match_code
139 (branch_positive_comparison_operator): Same.
140 (trap_comparison_operator): Use comparison_operator and swap with
143 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
146 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
147 (out_movhi_r_mr): Read low byte of volatile MEM first.
148 (out_movhi_mr_r): Write high byte of volatile MEM first.
150 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
152 * cselib.c (reg_values, reg_values_size): Make them static.
154 * cse.c (cse_reg_info_table): Make it static.
156 * fold-const.c (fold_unary): Use build1 instead of copy_node.
158 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
160 * cse.c (find_best_addr): Use canon_for_address.
162 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
164 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
165 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
166 SUBREG and MEM, respectively.
168 * fold-const.c (fold_binary): Use code instead of t.
170 * fold-const.c (optimize_minmax_comparison): Take decomposed
171 arguments code, type, op0, and op1 instead of t.
172 (fold_binary): Update a call to optimize_minmax_comparison.
174 * fold-const.c (fold_range_test): Take decomposed arguments
175 code, type, op0, and op1 instead of t.
176 (fold_binary): Update a call to fold_range_test.
178 * fold-const.c (fold_binary_op_with_conditional_arg): Take
179 decomposed arguments code, type, op0, and op1 instead of t.
180 (fold_binary): Update a call to fold_range_test.
182 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
184 * fold-const.c (fold_binary): Avoid directly using the original
185 expression t as much as possible.
187 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
189 * c-semantics.c (build_stmt): Use TYPE_P instead of
190 IS_NON_TYPE_CODE_CLASS.
191 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
192 (NON_TYPE_CHECK): Use TYPE_P instead of
193 IS_NON_TYPE_CODE_CLASS.
195 * fold-const.c (fold): Remove handling of binary expressions.
197 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
199 * doc/c-tree.texi: Wrap comments in @r{}.
200 * doc/cpp.texi: Likewise.
201 * doc/cppinternals.texi: Likewise.
202 * doc/extend.texi: Likewise.
203 * doc/md.texi: Likewise.
204 * doc/objc.texi: Likewise.
205 * doc/sourcebuild.texi: Likewise.
206 * doc/tm.texi: Likewise.
209 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
211 * predict.c (apply_return_prediction): Standardize PHI chain
213 * tree-ssa.c (ssa_redirect_edge): Likewise.
215 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
216 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
219 * tree-phinodes.c (remove_phi_node): Drop the last argument.
220 * tree-flow.h: Adjust the prototype for remove_phi_node.
221 * lambda-code.c (perfect_nestify): Adjust a call to
224 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
225 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
227 * tree-ssa-dce.c (remove_dead_phis): Likewise.
228 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
229 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
230 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
232 * combine.c (simplify_and_const_int): Use gen_int_mode instead
233 of GEN_INT (trunc_int_for_mode (...)).
234 * loop-iv.c (iv_number_of_iterations): Likewise.
235 * postreload.c (reload_cse_move2add): Likewise.
236 * simplify-rtx.c (simplify_const_unary_operation,
237 simplify_const_binary_operation): Likewise.
238 * stor-layout.c (get_mode_bounds): Likewise.
240 * fold-const.c (fold_binary): New.
241 (fold): Call fold_binary on binary expressions.
243 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
245 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
246 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
247 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
248 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
249 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
251 2005-03-04 Devang Patel <dpatel@apple.com>
253 PR tree-optimization/18815
254 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
255 loops with zero exit edges.
257 2005-03-04 Devang Patel <dpatel@apple.com>
259 * doc/invoke.texi: Remove reference to webpage that does not exist.
261 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
262 Joseph S. Myers <joseph@codesourcery.com>
265 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
266 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
267 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
268 * pa.c (get_plabel): Change argument to symbol_ref. Call
269 maybe_get_identifier instead of get_identifier.
270 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
271 (struct deferred_plabel): Replace name field with symbol field.
272 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
273 ASM_OUTPUT_EXTERNAL_REAL is defined.
274 (output_global_address): Use output_addr_const for output of all
276 (output_deferred_plabels): Use symbol_ref instead of name for address
278 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
279 ASM_OUTPUT_SYMBOL_REF): New macros.
280 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
282 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
285 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
287 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
288 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
290 2005-03-04 Jeff Law <law@redhat.com>
292 * basic-block.h (rediscover_loops_after_threading): Declare.
293 * tree-ssa-dom.c: Include cfgloop.h.
294 (tree_ssa_dominator_optimize): Discover loops and some basic
295 properties. Remove forwarder blocks recreated by loop header
296 canonicalization. Also mark backedges in the CFG.
297 * tree-ssa-threadupdate.c: Include cfgloop.h
298 (rediscover_loops_after_threading): Define.
299 (struct local_info): New field, JUMP_THREADED.
300 (prune_undesirable_thread_requests): New function.
301 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
302 then record that fact for the callers of redirct_edges.
303 (thread_block): If BB has incoming backedges, then call
304 prune_undesirable_thraed_requests. Note when we are
305 going to have to rediscover loop information. Return a
306 boolean indicating if any jumps were threaded.
307 (thread_through_all_blocks): Bubble up boolean indicating
308 if any jumps were threaded.
309 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
310 (tree-ssa-threadupdate.o): Similarly.
312 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
314 * fold-const.c (fold_ternary): Unroll the "for" loop to
317 2005-03-04 Andrew Haley <aph@redhat.com>
319 * unwind-dw2-fde-glibc.c (struct
320 unw_eh_callback_data.check_cache): New field.
321 (frame_hdr_cache): New.
322 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
323 Cache frame header info.
325 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
327 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
328 (print_c_condition): Declare.
329 * read-rtl.c (ptr_loc): New structure.
330 (ptr_locs, ptr_loc_obstack, joined_conditions)
331 (joined_conditions_obstack): New variables.
332 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
333 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
334 (join_c_conditions, print_c_condition): New functions.
335 (apply_macro_to_string): Associate the new string with the same
336 source location as the old one.
337 (add_condition_to_string): Use join_c_conditions.
338 (read_string): Use set_rtx_ptr_loc to record a filename and line
339 number for the string.
340 (read_rtx): Initialize the new variables above.
341 * genattrtab.c (write_test_expr, write_attr_value): Use
343 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
344 comment above the GCC_VERSION check.
345 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
346 Inline the definition of MAYBE_EVAL.
347 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
348 * genoutput.c (process_template): Likewise.
349 * genpreds.c (write_predicate_subfunction): Likewise.
350 (write_predicate_expr): Use print_c_condition.
351 * genrecog.c (write_cond): Likewise.
352 * gensupport.c (process_rtx): Use join_c_conditions to join the
353 conditions of a define_insn_and_split. Record a source location
354 for the string after the "&&".
355 (alter_test_for_insn): Use join_c_conditions.
357 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
360 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
361 PR tree-optimization/15784
362 * fold-const.c (fold): Fold ~A + 1 to -1. Fold -A - 1
365 2005-03-04 Ben Elliston <bje@au.ibm.com>
367 * gcc.c (option_map): Add --coverage.
368 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
369 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
370 * config/darwin.h: Pass -lgcov for `coverage'.
371 * doc/invoke.texi (Debugging Options): Document --coverage.
373 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
375 * gcse.c (bypass_block): Use find_edge wherever possible.
377 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
381 * c-opts.c (c_common_parse_file): Call start_source_file
382 and end_source_file at the approriate times.
384 * dwarf2out.c (dwarf2out_finish): Don't auto-end
385 the main file, it will be done for us now.
387 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
389 * fold-const.c (fold_ternary): New.
390 (fold): Call fold_ternary on ternary expressions. Remove
391 handling of ternary expressions.
393 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
395 PR tree-optimization/15784
396 * fold-const.c (fold): Fold ~A + 1 to -1. Fold -A - 1
399 2005-03-03 David Edelsohn <edelsohn@gnu.org>
401 * config/rs6000/predicates.md (branch_comparison_operator):
402 Convert from C block to conditional format.
404 2005-03-03 Jan Hubicka <jh@suse.cz>
406 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
407 and non-constant public variables.
409 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
411 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
414 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
417 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
418 calls to release_ssa_name and release_phi_node.
420 * fold-const.c (fold): Remove handling of unary expressions.
422 * fold-const.c (fold_unary): Avoid directly using the original
423 expression t as much as possible.
425 2005-03-03 Roger Sayle <roger@eyesopen.com>
426 Andrew Pinski <pinskia@physics.uc.edu>
428 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
429 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
431 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
433 Describe special registers SRP and MOF as allocatable registers.
434 * config/cris/cris.c (cris_md_asm_clobbers): New function.
435 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
436 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
437 TARGET_HAS_MUL_INSNS.
438 (cris_print_operand) <case 'd'>: New case.
439 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
440 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
442 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
443 (REG_ALLOC_ORDER): Update for MOF.
444 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
446 (GENERAL_REGS): No longer a define of ALL_REGS.
447 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
448 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
450 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
451 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
452 (SECONDARY_RELOAD_CLASS): Define.
453 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
454 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
455 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
456 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
457 (REGISTER_MOVE_COST): Define.
458 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
459 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
460 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
461 (CRIS_MOF_REGNUM): New define_constants.
462 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
464 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
466 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
467 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
468 Adjust for MOF being properly described as a register.
469 (indir_to_reg_split): Name this split. Conditionalize on the
470 destination register being a general register.
471 (movei): Conditionalize on on operands 0 and 1 having the same
474 2005-03-03 Alan Modra <amodra@bigpond.net.au>
477 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
478 -mcpu to override any other explicitly given flags.
480 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
482 * recog.c (verify_changes, confirm_change_group): New functions,
483 broken out of apply_change_group.
484 (apply_change_group): Use them.
485 * recog.h (verify_change, confirm_change_group): Declare.
486 * rtl.h (redirect_jump_2): Declare.
487 * jump.c (redirect_exp, invert_exp): Delete.
488 (invert_exp_1): Take second parameter. Return value. Changed caller.
489 (redirect_jump_2): New function, broken out of redirect_jump.
490 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
491 (invert_jump): Use invert_jump_1 and redirect_jump_2.
492 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
494 2005-03-02 Geoffrey Keating <geoffk@apple.com>
496 * varasm.c (named_section): Use xstrdup rather than doing it by
499 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
501 2005-03-02 Devang Patel <dpatel@apple.com>
503 Undo PR tree-optimization/18815 fix.
505 2005-03-02 Devang Patel <dpatel@apple.com>
507 PR tree-optimization/18815
508 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
509 loops with zero exit edges.
511 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
513 * cfg.c (connect_src, connect_dest, disconnect_src,
514 disconnct_dest): New.
515 (unchecked_make_edge, remove_edge, redirect_edge_succ,
516 redirect_edge_pred): Use the new functions.
518 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
519 free_dominance_info only when needed.
521 2005-03-02 David Edelsohn <edelsohn@gnu.org>
524 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
525 (reg_or_sub_cint64_operand): Same.
527 2005-03-02 Jeff Law <law@redhat.com>
529 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
530 CFG_ALTERED in the main DOM iteration loop.
532 2005-03-02 Mark Mitchell <mark@codesourcery.com>
535 * varasm.c (initializer_constant_valid_p): Allow conversions
536 between OFFSET_TYPEs. Tidy.
538 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
540 * config/cris/cris.md ("return"): Remove epilogue delay list
543 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
545 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
547 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
549 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
551 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
552 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
553 config/m68k/m68k.c, config/mips/mips.h,
554 config/rs6000/rs6000-protos.h, doc/contrib.texi,
555 doc/include/gcc-common.texi: Update copyright.
557 PR middle-end/18029 and PR middle-end/18030
558 * expr.c (optimize_bitfield_assignment_op): Add a special case
559 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
561 * fold-const.c (fold_unary): New.
562 (fold): Call fold_unary on unary expressions.
564 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
566 * cgraph.h (struct cgraph_edge): Add prev_caller and
568 (cgraph_node_remove_callees): Export.
569 * cgraph.c (cgraph_create_edge): Initialize prev_caller
571 (cgraph_edge_remove_callee): New function.
572 (cgraph_edge_remove_caller): Likewise.
573 (cgraph_remove_edge): Use.
574 (cgraph_redirect_edge_callee): Likewise.
575 (cgraph_node_remove_callees): New function.
576 (cgraph_node_remove_callers): Likewise.
577 (cgraph_remove_node): Use.
578 * tree-optimize.c (tree_rest_of_compilation): Use
579 cgraph_node_remove_callees instead of manual loop.
580 * cgraphunit.c (cgraph_finalize_function): Likewise.
581 (cgraph_expand_function): Likewise.
582 (cgraph_remove_unreachable_nodes): Likewise.
584 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
587 * c-tree.h (undeclared_variable, build_external_ref): Add extra
589 * c-decl.c (undeclared_variable): Take location as argument.
590 * c-typeck.c (build_external_ref): Likewise.
591 * c-parser.c (c_parser_postfix_expression): Pass location of
592 identifier to build_external_ref.
594 2005-03-01 David Edelsohn <edelsohn@gnu.org>
596 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
597 CCEQ mode for branch_positive_comparison_operator test.
598 * config/rs6000/predicates (branch_comparison_operator): Revert to
600 (scc_comparison_operator): Same.
601 (branch_positive_comparison_operator): Same.
603 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
605 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
606 (cris_delay_slots_for_epilogue): Remove.
607 (save_last): Move into cris_target_asm_function_epilogue.
608 (cris_target_asm_function_epilogue): Remove tests for file being
610 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
611 (cris_delay_slots_for_epilogue): Remove prototypes.
612 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
613 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
615 2005-03-01 David Edelsohn <edelsohn@gnu.org>
617 * config/rs6000/predicates.md (branch_comparison_operator): Change
618 to define_special_predicate.
619 (scc_comparison_operator): Same.
620 (branch_positive_comparison_operator): Same.
622 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
624 * Makefile.in (tree-ssa-sink.o): New.
625 (OBJS-common): Add tree-ssa-sink.o.
626 * common.opt: Add -ftree-sink
627 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
628 * timevar.def (TV_TREE_SINK): new timevar.
629 * tree-flow.h (is_hidden_global_store): Prototype.
630 * tree-optimize.c (init_tree_optimization_passes): Add
632 * tree-pass.h (pass_sink_code): New.
633 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
634 for non-obvious global store store to is_hidden_global_store, and
635 call that new function.
636 * tree-ssa-sink.c: New file.
637 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
638 * doc/passes.texi: Document forward store motion.
639 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
640 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
641 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
642 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
644 2005-03-01 Per Bothner <per@bothner.com>
646 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
647 and we have a non-zero column-number, add it to the message.
648 Also factor out the diagnostic_kind_text.
650 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
652 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
653 flow_loop_pre_header_scan, flow_loop_pre_header_find,
654 flow_loop_scan): Removed.
655 (flow_loop_dump): Do not dump removed fields.
656 (flow_loop_free): Do not free removed fields.
657 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
658 (loop_exit_edge_p): New function.
659 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
660 num_pre_header_edges, entry_edges, num_entries, exit_edges,
661 num_exits, exits_doms.
662 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
663 LOOP_EDGES, LOOP_ALL): Removed.
664 (flow_loop_scan): Declaration removed.
665 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
666 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
668 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
669 (if_convert): Call flow_loops_find and flow_loops_free
670 when calling mark_loop_exit_edges.
671 * cfgloopanal.c (mark_loop_exit_edges): Moved from
672 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
673 free_dominance_info calls.
674 * loop-init.c (flow_loops_find): Ditto.
675 * passes.c (rest_of_handle_branch_prob): Ditto.
676 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
677 * loop-unroll.c (analyze_insns_in_loop): Do not use
679 * predict.c (predict_loops): Do not call flow_loop_scan.
680 Use get_loop_exit_edges.
681 (tree_estimate_probability): Do not pass flags to flow_loops_find.
682 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
683 Do not use EDGE_LOOP_EXIT.
684 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
685 to bb_with_exit_edge_p.
686 (if_convertible_loop_p): Do not call flow_loop_scan. Use
687 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
688 to bb_with_exit_edge_p.
689 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
691 * tree-loop-linear.c (linear_transform_loops): Do not call
692 flow_loop_scan. Use loop->single_exit.
693 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
694 (vect_analyze_loop_form): Do not call flow_loop_scan.
695 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
697 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
699 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
700 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
701 slpeel_tree_duplicate_loop_to_edge_cfg,
702 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
703 Use loop_preheader_edge and loop->single_exit. Do not call
706 2005-03-01 Nick Clifton <nickc@redhat.com>
708 * config/arm/arm.c (thumb_find_work_register): Check all of the
709 argument registers to see if they are free, and a couple of
710 special cases where the last argument register but can be proved
711 to be available during the function's prologue.
712 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
713 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
714 thumb_unexpanded_epilogue): Use unsigned long as the type for the
716 (thumb_compute_save_reg_mask): Likewise. Also use
717 thumb_find_work_register() to ensure that there is agreement about
718 which work register is going to be used in the prologue.
719 (thumb_output_function_prologue): Use unsigned long as the type
720 for the register bit-mask. Also delay pushing the link register if
721 other high registers are going to be pushed.
722 (thumb_compute_save_reg_mask, emit_multi_reg_push,
723 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
724 redundant prototypes.
726 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
729 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
730 and after reload in REG+REG indexed addresses without REG_POINTER
731 set in the base and not set in the index.
733 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
735 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
737 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
738 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
739 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
740 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
741 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
743 * config.gcc (sh*-*-linux*): Use config/linux.h.
745 2005-02-28 Dale Johannesen <dalej@apple.com>
746 Stan Shebs <shebs@apple.com>
748 Rewrite of 64-bit Darwin structure-by-value pass/return.
749 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
750 intoffset, use_stack, named.
751 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
752 (rs6000_darwin64_record_arg_advance_flush): New.
753 (rs6000_darwin64_record_arg_advance_recurse): New.
754 (rs6000_darwin64_record_arg_flush): New.
755 (rs6000_darwin64_record_arg_recurse): New.
756 (rs6000_darwin64_record_arg): New.
757 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
758 (function_arg_boundary): Handle 128-bit aligned structs.
759 (function_arg_advance): Rewrite darwin64 struct handling.
760 (function_arg): Call rs6000_darwin64_record_arg.
761 (function_arg_partial_nregs): Handle darwin64 structs.
762 (rs6000_darwin64_function_value): Remove.
763 (rs6000_function_value): Call rs6000_darwin64_record_arg.
765 2005-02-28 Roger Sayle <roger@eyesopen.com>
767 PR tree-optimization/20216
768 * tree-chrec.c (tree_fold_factorial): Delete.
769 (tree_fold_binomial): Change argument list to take a return type
770 and change the type of K to unsigned int. Rewrite to avoid explicit
771 evaluation of factorials, and (recursively) calling fold to perform
772 compile-time arithmetic. Return NULL on (internal) overflow.
773 (chrec_evaluate): Change type of K to an unsigned int. Avoid
774 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
775 if any intermediate calculation overflows.
776 (chrec_apply): Update call to chrec_evaluate.
778 2005-02-28 James E Wilson <wilson@specifixinc.com>
780 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
782 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
785 * c-parser.c (c_parser_compound_statement): Return error_mark_node
786 instead of NULL_TREE on error.
788 2005-02-28 David Edelsohn <edelsohn@gnu.org>
790 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
791 (EASY_VECTOR_15_ADD_SELF): Remove.
792 (num_insns_constant_wide): Not static.
793 (validate_condition_mode): Not static.
794 (toc_relative_expr_p): Not static.
795 (legitimate_indirect_address_p): Not static.
796 (macho_lo_sum_memory_operand): Not static.
797 (invalid_e500_subreg): Not static.
798 (easy_vector_same): Not static.
799 (easy_vector_splat_const): Not static.
800 (RS6000_SYMBOL_REF_TLS_P): Remove.
801 (any_operand): Delete.
802 (any_parallel_operand): Delete.
803 (count_register_operand): Delete.
804 (altivec_register_operand): Delete.
805 (xer_operand): Delete.
806 (s8bit_cint_operand): Delete.
807 (short_cint_operand): Delete.
808 (u_short_cint_operand): Delete.
809 (non_short_cint_operand): Delete.
810 (exact_log2_cint_operand): Delete.
811 (gpc_reg_operand): Delete.
812 (cc_reg_operand): Delete.
813 (cc_reg_not_cr0_operand): Delete.
814 (reg_or_short_operand): Delete.
815 (reg_or_neg_short_operand): Delete.
816 (reg_or_aligned_short_operand): Delete.
817 (reg_or_u_short_operand): Delete.
818 (reg_or_cint_operand): Delete.
819 (reg_or_arith_cint_operand): Delete.
820 (reg_or_add_cint64_operand): Delete.
821 (reg_or_sub_cint64_operand): Delete.
822 (reg_or_logical_cint_operand): Delete.
823 (got_operand): Delete.
824 (got_no_const_operand): Delete.
825 (easy_fp_constant): Delete.
826 (easy_vector_constant): Delete.
827 (easy_vector_constant_add_self): Delete.
828 (zero_constant): Delete.
829 (zero_fp_constant): Delete.
830 (volatile_mem_operand): Delete.
831 (offsettable_mem_operand): Delete.
832 (mem_or_easy_const_operand): Delete.
833 (add_operand): Delete.
834 (non_add_cint_operand): Delete.
835 (logical_operand): Delete.
836 (non_logical_cint_operand): Delete.
837 (mask_operand): Delete.
838 (mask_operand_wrap): Delete.
839 (mask64_operand): Delete.
840 (mask64_2_operand): Delete.
841 (and64_operand): Delete.
842 (and64_2_operand): Delete.
843 (and_operand): Delete.
844 (reg_or_mem_operand): Delete.
845 (lwa_operand): Delete.
846 (symbol_ref_operand): Delete.
847 (call_operand): Delete.
848 (current_file_function_operand): Delete.
849 (input_operand): Delete.
850 (rs6000_nonimmediate_operand): Delete.
851 (rs6000_tls_symbol_ref): Delete.
852 (save_world_operation): Delete.
853 (restore_world_operation): Delete.
854 (load_multiple_operation): Delete.
855 (store_multiple_operation): Delete.
856 (vrsave_operation): Delete.
857 (mfcr_operation): Delete.
858 (mtcrf_operation): Delete.
859 (lmw_operation): Delete.
860 (stmw_operation): Delete.
861 (branch_comparison_operator): Delete.
862 (branch_positive_comparison_operator): Delete.
863 (scc_comparison_operator): Delete.
864 (trap_comparison_operator): Delete.
865 (boolean_operator): Delete.
866 (boolean_or_operator): Delete.
867 (min_max_operator): Delete.
868 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
869 (EASY_VECTOR_15): Moved to here.
870 (EASY_VECTOR_15_ADD_SELF): Move to here.
871 (PREDICATE_CODES): Delete.
872 * config/rs6000/rs6000-protos.h: Delete predicate functions.
873 Declare functions no longer static.
874 * config/rs6000/predicates.md: New.
875 * config/rs6000/rs6000.md: Include predicates.md
877 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
879 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
880 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
882 * cfgrtl.c (need_fake_edge_p): Likewise.
883 * combine.c (distribute_notes): Likewise.
884 * emit-rtl.c (try_split): Likewise.
885 * recog.c (peephole2_opimize): Likewise.
886 * reg-notes.def (ALWAYS_RETURN): Remove.
887 * rtl.h (LCT_ALWAYS_RETURN): Remove.
888 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
889 * tree.h (ECF_ALWAYS_RETURN): Remove.
891 2005-02-28 Roger Sayle <roger@eyesopen.com>
894 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
895 between different machine modes is never a "useless" conversion.
897 2005-02-28 Geert Bosch <bosch@gnat.com>
900 * doc/contrib.texi: List contributors for Ada front end
902 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
904 * simplify-rtx.c (simplify_unary_operation_1,
905 simplify_const_unary_operation): New, extracted from...
906 (simplify_unary_operation): ... this one.
907 (simplify_binary_operation_1,
908 simplify_const_binary_operation): New, extracted from...
909 (simplify_binary_operation): ... this one.
910 * rtl.h (simplify_const_unary_operation,
911 simplify_const_binary_operation): Add prototypes.
913 2005-02-28 Julian Brown <julian@codesourcery.com>
915 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
916 building libjava and caused PR regression/20228.
918 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
921 * Makefile.in (host_subdir): New.
922 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
923 * configure: Regenerate.
925 2005-02-27 Zack Weinberg <zack@codesourcery.com>
927 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
928 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
929 installation directory first.
931 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
934 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
935 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
936 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
937 * config/cris/cris.md: Tweak comments referring to Q.
938 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
939 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
940 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
941 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
942 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
943 Insert spaces in constraints to align alternatives vertically for
945 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
948 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
950 PR rtl-optimization/17728
951 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
952 operand 0 from general_operand to move_dest_operand.
954 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
956 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
957 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
958 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
959 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
961 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
963 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
964 * configure: Regenerate.
965 * libada-mk.in: Remove CC; rename
966 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
968 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
971 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
972 for the lhs, also walk over the tree. Likewise for rhs.
974 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
976 * tree-ssa-dom.c (simple_iv_increment_p): New function.
977 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
978 Do not propagate value of iv before increment over the increment.
980 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
982 * c-parser.c: New file.
983 * c-parse.in: Remove.
984 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
986 (c-parser.o): Add dependencies.
987 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
988 maintainer-clean, TAGS): Update.
989 * c-config-lang.in (gtfiles): Update.
990 * gengtype-lex.l: Don't handle "@@".
991 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
992 objc_build_synchronized, objc_begin_try_stmt,
993 objc_begin_catch_clause, objc_finish_catch_clause,
994 objc_build_finally_clause, objc_finish_try_stmt): New.
995 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
997 (c_parse_init): Update comment.
998 * c-decl.c (c_init_decl_processing): Update comment.
999 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
1000 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
1001 new c_declspecs members.
1003 2005-02-25 Julian Brown <julian@codesourcery.com>
1005 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
1006 from being used for symbols with vague linkage when
1007 HAVE_GAS_COMDAT_GROUP is true.
1009 2005-02-25 Mark Mitchell <mark@codesourcery.com>
1011 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
1013 2005-02-25 Steve Ellcey <sje@cup.hp.com>
1016 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
1017 (LIBGCC2_HAS_DF_MODE): New.
1018 (LIBGCC2_HAS_XF_MODE): New.
1019 (LIBGCC2_HAS_TF_MODE): New.
1020 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
1021 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
1022 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
1023 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
1024 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
1025 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
1026 and add _fixtfdi, _fixunstfdi, _floatditf
1027 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
1028 L_fixunstfdi, L_floatditf.
1029 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
1030 (LIBGCC2_HAS_TF_MODE): Define.
1032 2005-02-25 Diego Novillo <dnovillo@redhat.com>
1034 PR tree-optimization/20204
1035 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
1036 REWRITE_THIS_STMT markers on PHI nodes.
1037 (rewrite_initialize_block): Likewise.
1039 2005-02-25 Mark Mitchell <mark@codesourcery.com>
1041 * version.c (version_string): Update to 4.1.
1043 2005-02-25 Paolo Carlini <pcarlini@suse.de>
1045 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
1046 Clarify that the alternative way doesn't work in GNU C++.
1048 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
1050 PR tree-optimization/19937
1051 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
1052 to the type of the induction variable.
1054 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
1056 PR rtl-optimization/20117
1057 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
1058 the block including noncopyable insn.
1060 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
1062 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
1063 calls to find_reg_note.
1065 2005-02-24 Richard Henderson <rth@redhat.com>
1068 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
1071 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
1073 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
1074 vector types if to use base reg for misaligned non-word ld/std.
1076 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
1079 * config/cris/cris.c (cris_target_asm_function_prologue): Create
1080 dwarf2 label manually and put it after, not before the prologue.
1082 2005-02-24 David Edelsohn <edelsohn@gnu.org>
1085 * reload.c (operands_match_p): Only increment register number for
1086 SCALAR_INT_MODE_P modes in multiple hard registers.
1088 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
1091 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1093 * ChangeLog.5: Fix log message typo(s).
1094 * ChangeLog.7: Likewise.
1095 * ChangeLog.tree-ssa: Likewise.
1096 * cfgexpand.c: Fix comment typo(s).
1097 * conflict.c: Likewise.
1098 * defaults.h: Likewise.
1099 * dwarf2out.c: Likewise.
1101 * ggc-page.c: Likewise.
1102 * tree-eh.c: Likewise.
1103 * tree-ssa-dom.c: Likewise.
1105 2005-02-24 Jakub Jelinek <jakub@redhat.com>
1108 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
1109 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
1110 if SHARED is defined.
1113 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
1114 allow splitting only if operands 0 and 3 don't overlap.
1116 2005-02-24 Richard Henderson <rth@redhat.com>
1119 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
1120 (fold_builtin_1): Call them.
1121 * fold-const.c (fold_complex_mult_parts): Split out from ...
1122 (fold_complex_mult): ... here. Fix typo in both imaginary case.
1123 (fold_complex_div_parts, fold_complex_div): New.
1125 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
1127 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1129 * tree-ssa-ccp.c (visit_assignment): Verify that result of
1130 VIEW_CONVERT_EXPR is_gimple_min_invariant.
1132 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
1133 (print_node): Likewise.
1134 Print TYPE_SIZES_GIMPLIFIED.
1136 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
1138 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
1139 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
1140 operands as commutative in constraints.
1142 2005-02-24 Diego Novillo <dnovillo@redhat.com>
1144 * tree-into-ssa.c: Re-organize internal functions.
1146 2005-02-24 Richard Henderson <rth@redhat.com>
1149 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
1151 * common.opt (fcx-limited-range): New.
1152 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
1153 * toplev.c (flag_complex_method): Initialize to 1.
1154 (process_options): Set flag_complex_method to 0 if
1155 flag_cx_limited_range.
1156 * doc/invoke.texi (-fcx-limited-range): New.
1158 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
1160 * cse.c (delete_trivially_dead_insns): Speed up by using
1161 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
1164 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
1166 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
1167 functions when -mid-shared-library is being used.
1169 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
1171 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
1172 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
1173 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
1174 * system.h: Poison LINK_LIBGCC_SPECIAL.
1176 2005-02-23 James E Wilson <wilson@specifixinc.com>
1178 * gengtype.c (note_insn_name): Make 1 element larger.
1180 2005-02-23 Roger Sayle <roger@eyesopen.com>
1183 PR rtl-optimization/20097
1184 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
1185 BImode SUBREGs of SImode registers which confuse the ia64 backend.
1187 2005-02-23 David Edelsohn <edelsohn@gnu.org>
1189 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
1190 * t-aix52 (SHLIB_INSTALL): Same.
1192 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
1194 * genpreds.c: Update copyright.
1196 2005-02-23 Michael Beach <michaelb@ieee.org>
1199 * config/sparc/t-elf (startup files): Assemble with CPP.
1201 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
1203 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
1204 (write_predicate_expr): Likewise.
1206 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1208 PR tree-optimization/20100
1209 PR tree-optimization/20115
1210 * tree-optimize.c (init_tree_optimization_passes): Remove
1211 pass_maybe_create_global_var.
1212 * tree-pass.h (pass_maybe_create_global_var): Remove.
1213 * tree-ssa-alias.c (aliases_computed_p): Declare.
1214 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
1215 (count_calls_and_maybe_create_global_var): Remove.
1216 (pass_maybe_create_global_var): Remove.
1217 (init_alias_info): Do not declare aliases_computed_p.
1218 (maybe_create_global_var): If the function contains no
1219 call-clobbered variables and a mix of pure/const and regular
1220 function calls, create .GLOBAL_VAR.
1221 Mark all call-clobbered variables for renaming.
1222 (merge_pointed_to_info): Update comment.
1223 (add_pointed_to_var): Likewise.
1224 (is_escape_site): Likewise.
1225 Accept struct alias_info * instead of size_t *.
1227 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
1229 * tree-ssa-operands.c (get_call_expr_operands): If
1230 ALIASES_COMPUTED_P is false, do not add call-clobbering
1232 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
1233 (delete_tree_ssa): Likewise.
1235 2005-02-22 James E Wilson <wilson@specifixinc.com>
1237 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
1238 (do_compile): Do call it here.
1240 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1242 PR rtl-optimization/20017.
1243 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
1244 rest_of_handle_cse2, rest_of_handle_gcse): Call
1245 delete_dead_jumptables immediately before calling cleanup_cfg.
1247 2005-02-22 Devang Patel <dpatel@apple.com>
1250 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
1253 2005-02-22 David Edelsohn <edelsohn@gnu.org>
1255 * config/rs6000/aix.h (WINT_TYPE): Define.
1257 2005-02-22 Stan Shebs <shebs@apple.com>
1259 * config/rs6000/rs6000.c (rs6000_override_options): Default to
1260 natural alignment for 64-bit Darwin.
1261 (rs6000_parse_alignment_option): Warn about uses of -malign-power
1263 * doc/invoke.texi: Document this.
1265 2005-02-22 DJ Delorie <dj@redhat.com>
1267 * c-common.c (c_common_type_for_mode): Pass the mode's precision
1268 to make_[un]signed_type, not the mode itself.
1270 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
1272 * cfg.c (cached_make_edge): Call make_edge if edge cache is
1273 not available. Use tail calls wherever possible.
1274 (make_edge): Call unchecked_make_edge to create an edge.
1276 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
1277 (coalesce_ssa_name): Don't check for
1278 SSANORM_USE_COALESCE_LIST.
1279 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
1281 2005-02-22 Diego Novillo <dnovillo@redhat.com>
1283 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
1284 (rewrite_into_ssa): ... here.
1286 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
1288 PR tree-optimization/19786
1289 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
1290 tag to another's may-alias bitmap when adding to the other's list.
1292 2005-02-21 DJ Delorie <dj@redhat.com>
1294 * tree-ssa-loop-ivopts.c (computation_cost): Start register
1295 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
1296 registers in unsupported ways.
1297 * expmed.c (init_expmed): Likewise.
1299 2005-02-21 Stan Cox <scox@redhat.com>
1301 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
1303 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1305 * tree-cfg.c (fold_cond_expr_cond): New.
1306 (make_edges): Call fold_cond_expr_cond.
1307 (find_taken_edge): Accept nothing but INTEGER_CST.
1308 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
1310 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
1312 * flow.c (delete_dead_jumptables): Speed up by scanning insns
1313 that do not belong to any basic block.
1315 2005-02-21 Jeff Law <law@redhat.com>
1317 * cfganal.c (find_unreachable_blocks): Manually CSE load of
1320 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
1322 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
1323 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
1324 Adjust their definitions.
1325 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
1326 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
1328 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
1329 genautomata.c, langhooks.c, langhooks.h, system.h,
1330 config/arm/lib1funcs.asm: Update copyright.
1332 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
1334 * dbxout.c (dbxout_function_end): Emit Lscope label always.
1336 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
1339 * doc/install.texi: Document --with-gc.
1341 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
1343 * simplify-rtx.c (simplify_unary_operation): Add a missing
1346 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1348 PR tree-optimization/18663
1349 * tree-ssa-dom.c (extract_range_from_cond): Return 0
1350 if the type has variable bounds.
1352 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
1354 * gcse.c: Remove an obsolete comment.
1356 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
1358 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
1360 * doc/extend.texi (Function Attributes) <Attribute const>: The
1361 attribute "pure" is below this text, not above.
1363 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1365 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
1366 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
1367 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
1369 2005-02-20 Zack Weinberg <zack@codesourcery.com>
1372 * langhooks.h (struct lang_hooks): Add to_target_charset.
1373 * langhooks.c (lhd_to_target_charset): New function.
1374 * langhooks-def.h: Declare lhd_to_target_charset.
1375 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
1376 (LANG_HOOKS_INITIALIZER): Update.
1377 * c-common.c (c_common_to_target_charset): New function.
1378 * c-common.h: Declare it.
1379 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
1380 c_common_to_target_charset.
1382 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
1383 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
1385 * system.h: Poison them.
1386 * doc/tm.texi: Don't discuss them.
1387 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
1388 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
1389 (pp_c_char): Do not attempt to generate letter escapes for
1391 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
1392 * config/mips/mips.c (mips_output_ascii): Likewise.
1394 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
1396 PR tree-optimization/19951
1397 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
1400 2005-02-19 Steven Bosscher <stevenb@suse.de>
1403 * function.h (struct function): New field `max_loop_depth'.
1404 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
1405 (flow_loops_find): Reset the max loop depth count before finding loops.
1406 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
1407 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
1408 (calculate_global_regs_live): Make sure the loop will terminate
1409 when the initial sets are not empty.
1411 2005-02-19 Zack Weinberg <zack@codesourcery.com>
1413 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
1415 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
1417 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
1420 * doc/invoke.texi: Remove documentation of %M spec.
1422 (init_spec): Remove %M suffix from -lgcc_s.
1423 (do_spec_1): Remove 'M' case.
1424 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
1425 to put shared libraries in the multilib directory. Remove the
1426 shlib_so_soname substitution variable. Don't add a multilib encoding
1427 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
1428 reported by -print-multi-os-directory. Pass @multilib_dir@ to
1429 SHLIB_INSTALL as well as SHLIB_LINK.
1430 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
1431 (SHLIB_NAME): Delete.
1432 (SHLIB_DIR): New macro.
1433 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
1434 (SHLIB_INSTALL): Adjust accordingly.
1435 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
1436 * config/t-slibgcc-sld: Likewise.
1437 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
1438 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
1439 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
1441 (SHLIBUNWIND_INSTALL): Adjust accordingly.
1442 * config/i386/t-nwld (SHLIB_SONAME): Delete.
1443 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
1444 Use @shlib_base_name@ instead of @shlib_so_name@.
1445 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
1446 and @shlib_base_name@.so in @multilib_dir@.
1447 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
1448 to the install path.
1449 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
1450 (SHLIB_LINK): Remove previous workaround.
1451 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
1452 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
1453 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
1455 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
1456 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
1457 (SHLIB_INSTALL): Adjust accordingly.
1458 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
1459 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
1460 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
1461 config/t-slibgcc-elf-ver.
1463 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
1464 Jakub Jelinek <jakub@redhat.com>
1466 PR tree-optimization/19828
1467 * tree-ssa-loop-im.c: Add a TODO comment.
1468 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
1469 without side-effects.
1471 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1473 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
1476 2005-02-18 James E. Wilson <wilson@specifixinc.com>
1478 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
1479 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
1480 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
1482 (ia64_reorg): Delete fixup_errata call.
1483 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
1484 (TARGET_SWITCHES): Delete -mb-step entry.
1486 2005-02-19 Jakub Jelinek <jakub@redhat.com>
1489 * c-typeck.c (composite_type): Handle quals in transparent unions.
1490 (type_lists_compatible_p): Likewise.
1492 2005-02-18 Stan Shebs <shebs@apple.com>
1494 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
1495 expressions in the .literal8 section.
1497 2005-02-18 Geoffrey Keating <geoffk@apple.com>
1499 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
1501 2005-02-18 Roger Sayle <roger@eyesopen.com>
1503 * fold-const.c (constant_boolean_node): Always create values of the
1504 specified type, don't bother calling truthvalue_conversion.
1506 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1508 * except.c (output_function_exception_table): Call
1509 assemble_external_libcall (eh_personality_libfunc).
1511 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1514 * config/ia64/ia64.h (struct machine_function): Add state_num.
1515 * config/ia64/ia64.c (process_epilogue,
1516 process_for_unwind_directive): Use new unwind state numbers each
1517 time rather than state 1.
1519 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
1522 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
1523 before the "*llgt_didi" pattern.
1525 2005-02-18 Jason Merrill <jason@redhat.com>
1527 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
1529 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
1531 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
1532 (div0): Use it in place of ARM_FUNC_ALIAS.
1533 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
1535 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
1538 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
1539 access, the lower bound of the array type if it exists.
1541 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
1544 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
1545 cases that are out-of-range for the index type.
1547 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
1549 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
1550 (estimate_case_costs): Don't call convert.
1551 * expmed.c (expand_shift): Likewise.
1552 (make_tree): Call fold_convert instead of convert.
1554 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1557 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
1558 that ref to be marked MEM_READONLY_P doesn't have base that needs
1561 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
1563 * genautomata.c (output_get_cpu_unit_code_func,
1564 output_cpu_unit_reservation_p): Don't generate old-style function
1567 2005-02-18 Jakub Jelinek <jakub@redhat.com>
1570 PR tree-optimization/20009
1571 * convert.c (convert_to_integer): Revert 2005-02-16 change.
1573 PR tree-optimization/18947
1574 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
1575 inline, remove all nodes that are inlined into the extern inline
1578 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1580 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
1581 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
1582 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
1583 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
1586 2005-02-17 Roger Sayle <roger@eyesopen.com>
1588 PR tree-optimization/19917
1589 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
1590 to be potentially trapping.
1592 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
1594 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
1596 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
1598 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
1599 tem becomes a local variable which is set to the value of the
1600 back end defined INITIAL_FRAME_ADDRESS macro.
1601 (expand_builtin_frame_address): Omit the base parameter to
1602 expand_builtin_return_addr.
1603 (expand_builtin_profile_func): Likewise.
1604 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
1605 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
1606 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
1608 2005-02-17 Jakub Jelinek <jakub@redhat.com>
1610 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
1611 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
1612 * config/frv/frv.c (frv_function_epilogue): Likewise.
1614 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
1616 * lambda-code (perfect_nestify): Remove mark/unmark
1618 * tree-loop-linear.c (linear_transform_loops): Add
1619 rewrite_into_ssa call so that ssa is correct for
1620 rewriting into loop closed.
1622 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
1624 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
1625 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
1627 * bt-load.c (btr_def_live_range, combine_btr_defs,
1628 migrate_btr_def, migrate_btr_defs): Likewise.
1629 * cfgcleanup.c (thread_jump): Likewise.
1630 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
1631 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
1632 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
1633 df_rd_local_compute, df_reg_info_compute): Likewise.
1634 * dominance.c (init_dom_info, free_dom_info): Likewise.
1635 * flow.c (init_propagate_block_info,
1636 free_propagate_block_info): Likewise.
1637 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
1638 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
1639 modify_reg_pav): Likewise.
1640 * loop-invariant.c (find_defs, find_invariant_insn,
1641 find_invariants, free_inv_motion_data): Likewise.
1642 * predict.c (tree_predict_by_opcode,
1643 estimate_bb_frequencies): Likewise.
1644 * stmt.c (expand_case): Likewise.
1645 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
1646 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
1647 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
1648 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
1649 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
1650 rewrite_ssa_into_ssa): Likewise.
1651 * tree-optimize.c (tree_rest_of_compilation): Likewise.
1652 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
1653 analyze_edges_for_bb, perform_edge_inserts): Likewise.
1654 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
1655 * tree-sra.c (tree_sra): Likewise.
1656 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
1657 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
1658 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
1659 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
1660 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
1661 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
1663 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
1664 calculate_live_on_entry, calculate_live_on_exit,
1665 build_tree_conflict_graph): Likewise.
1666 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
1667 record_important_candidates, set_use_iv_cost, find_depends,
1668 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
1669 tree_ssa_iv_optimize_finalize): Likewise.
1670 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
1671 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
1672 tree_duplicate_loop_to_header_edge): Likewise.
1673 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
1674 * tree-ssa.c (verify_flow_insensitive_alias_info,
1675 verify_name_tags, verify_ssa, init_tree_ssa,
1676 delete_tree_ssa): Likewise.
1677 * tree-ssanames.c (marked_ssa_names, init_ssanames,
1678 fini_ssanames): Likewise.
1679 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
1681 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
1683 * config/rs6000/t-rtems: Completely reworked.
1685 2005-02-17 Ira Rosen <irar@il.ibm.com>
1687 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
1689 2005-02-17 Ira Rosen <irar@il.ibm.com>
1691 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
1692 POINTER_TYPE_P when checking that type is a pointer.
1693 (vect_get_memtag): Remove.
1694 (vect_address_analysis): Use POINTER_TYPE_P. Call
1695 vect_object_analysis with dummy parameter for memtag.
1696 (vect_object_analysis): Extract memtag (functionality that
1697 used to be in vect_get_memtag and moved here). Fix printings.
1698 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
1699 with correct parameters. Remove call to vect_get_memtag.
1701 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
1703 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
1704 (tree-vectorizer.o): Added missing dependencies.
1706 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
1708 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
1709 declaration in tree-vectorizer.c, now has an extern declaration in
1711 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1712 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1713 get_vectype_for_scalar_type, vect_is_simple_use,
1714 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1715 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
1716 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
1717 vectorizable_store, vectorizable_operation, vectorizable_assignment,
1718 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
1719 find_loop_location): Likewise.
1721 * tree-vectorizer.c (langhooks.h): #include removed.
1722 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
1723 moved to tree-vectorized.h.
1724 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1725 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
1726 get_vectype_for_scalar_type, vect_is_simple_use,
1727 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
1728 vect_supportable_dr_alignment, new_loop_vec_info,
1729 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
1730 vect_set_verbosity_level, find_loop_location): Likewise.
1732 (vect_analyze_loop): Function externalized. Declaration moved to
1733 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
1734 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
1735 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
1736 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
1737 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
1738 vect_enhance_data_refs_alignment, vect_analyze_operations,
1739 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
1740 vect_stmt_relevant_p, vect_get_loop_niters,
1741 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
1742 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
1743 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
1744 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
1745 vect_get_memtag): Likewise.
1747 (vectorizable_load): Function externalized. Declaration moved to
1748 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
1749 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
1750 vect_transform_loop): Likewise.
1751 (vect_transform_stmt): Moved to tree-vect-transform.c.
1752 (vect_align_data_ref, vect_create_destination_var,
1753 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
1754 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
1755 vect_get_vec_def_for_operand, vect_init_vector,
1756 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
1757 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
1758 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
1759 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
1760 vect_do_peeling_for_loop_bound): Likewise.
1762 * tree-vect-analyze.c: New file.
1763 * tree-vect-transform.c: New file.
1765 2005-02-17 Jason Merrill <jason@redhat.com>
1767 PR mudflap/19319, c++/19317
1768 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
1771 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
1773 * doc/install.texi (Specific): Update link for Darwin-specific
1776 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
1778 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
1779 constant_boolean_node.
1781 2005-02-16 David Edelsohn <edelsohn@gnu.org>
1784 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
1785 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
1787 2005-02-16 Richard Henderson <rth@redhat.com>
1790 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
1792 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
1793 replace uses with Wtype_MAXp1_F.
1794 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
1795 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
1796 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
1797 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
1798 and HAVE_TFMODE as appropriate.
1799 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
1800 (__floatdisf): Likewise.
1801 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
1802 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
1803 (Wtype_MAXp1_F): New.
1804 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
1805 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
1807 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
1810 * arm.c (arm_apply_result_size): New function.
1811 * arm.h (APPLY_RESULT_SIZE): Define.
1812 * arm-protos.h (arm_apply_result_size): Add prototype.
1813 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
1814 (movxf): New expand.
1815 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
1816 (call_value_symbol): Remove predicate for operand 0.
1817 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
1818 (untyped_call): Rework to correclty return values for any type.
1819 (untyped_return): New expand.
1820 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
1822 2005-02-16 Stan Shebs <shebs@apple.com>
1824 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
1825 * config/rs6000/t-darwin8: New, for 64-bit multilib.
1827 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
1829 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
1830 configure settings on Solaris 7 and later.
1832 2005-02-16 Diego Novillo <dnovillo@redhat.com>
1834 PR tree-optimization/19865
1835 * tree-optimize.c (init_tree_optimization_passes): Run
1836 pass_may_alias after pass_sra.
1838 2005-02-16 Richard Henderson <rth@redhat.com>
1839 Stuart Hastings <stuart@apple.com>
1842 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
1843 Do nothing if debug info suppressed for this function.
1844 (dbxout_begin_function): Early exit if debug info suppressed for
1847 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
1850 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
1852 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1854 PR tree-optimization/19967
1855 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
1856 expand_builtin_strchr, expand_builtin_strrchr): Take a new
1857 argument TYPE. Adjust calls to fold_builtin_XXX.
1858 (expand_builtin, fold_builtin_1): Adjust calls to
1860 (fold_builtin_strchr, fold_builtin_strpbrk,
1861 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
1862 result to a requested type TYPE.
1864 2005-02-16 Jakub Jelinek <jakub@redhat.com>
1867 * fold-const.c (fold): Don't optimize (T)(x & cst) to
1868 (T)x & (T)cst if (T)cst overflows.
1869 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
1870 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
1872 2005-02-15 Jeff Law <law@redhat.com>
1874 * gcse.c (blocks_with_calls): New bitmap.
1875 (alloc_gcse_mem): Allocate it.
1876 (free_gcse_mem): Free it.
1877 (clear_modifY_mem_tables): Clear it.
1878 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
1879 when we encounter CALL_INSNs.
1880 (compute_transp, case MEM): Handle blocks with calls separate
1881 from blocks without calls. Use bitmap iterators rather than
1884 2005-02-15 Peter O'Gorman <peter@pogma.com>
1887 * mklibgcc.in (vis_hide): Use a temporary object file, not
1890 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
1893 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
1894 access optimization.
1896 2005-02-15 David Edelsohn <edelsohn@gnu.org>
1897 Alan Modra <amodra@bigpond.net.au>
1900 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
1901 (_xlqsub): Rename to __gcc_qsub.
1902 (_xlqmul): Rename to __gcc_qmul.
1903 (_xlqdiv): Rename to __gcc_qdiv.
1904 Provide versioned symbol aliases with old names.
1905 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
1906 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
1907 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
1908 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
1909 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
1911 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
1913 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
1914 Fold ~(A - 1) and ~(A + -1) to -A.
1916 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
1920 * config/host-linux.c (linux_gt_pch_use_address): Copy from
1921 config/pa/pa-host.c:pa_gt_pch_use_address.
1923 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
1925 * tree-vn.c (get_value_handle): Make sure that given an
1926 is_gimple_min_invariant expression, we always return it.
1928 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
1930 * passes.c (rest_of_handle_gcse): Fix a comment.
1932 2005-02-15 Jeff Law <law@redhat.com>
1934 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
1936 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
1937 (canon_list_insert, record_last_mem_set_info): Similarly.
1938 (clear_modify_mem_tables): Similarly.
1940 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
1942 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
1943 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
1944 config/mips/mips.md, config/rs6000/aix.h,
1945 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
1947 2005-02-15 Richard Henderson <rth@redhat.com>
1949 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
1950 call to be best_edge.
1952 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
1954 * basic-block.h: Adjust the prototype for find_basic_blocks.
1955 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
1956 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
1959 * flow.c (recompute_reg_usage): Remove all arguments.
1960 * passes.c (rest_of_compilation): Adjust the call to
1961 recompute_reg_usage.
1962 * rtl.h: Adjust the prototype for recompute_reg_usage.
1964 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
1966 * tree-dump.c (dump_files): Update to reflect new member
1968 (dump_register): Add new argument.
1970 (dump_switch_p_1): Check against glob name if doglob was passed.
1971 (dump_switch_p): Check against regular first, then glob if
1972 we didn't have any hits on the dump name.
1973 * tree-optimize.c (register_one_dump_file):
1974 Pass in glob name as well.
1975 * tree-pass.h (struct dump_file_info): Add glob
1978 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
1980 PR preprocessor/16323
1981 * doc/invoke.texi: Document that -Wendif-labels is on by default.
1983 2005-02-14 David Edelsohn <edelsohn@gnu.org>
1986 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
1987 (trunctfdf2_internal1): New.
1988 (trunctfdf2_internal2): Renamed from trunctfdf2.
1990 2005-02-14 Diego Novillo <dnovillo@redhat.com>
1992 PR tree-optimization/19853
1993 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
1995 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
1997 * passes.c (rest_of_handle_loop_optimize): Remove calls to
1998 delete_dead_jumptables and cleanup_cfg.
2000 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
2002 * reload.c (find_reloads): Swap address_reloaded flags when
2003 swapping commutative operands.
2005 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
2007 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
2008 Use standard_iv_increment_position for computing the bsi position
2010 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
2013 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
2016 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
2017 life range of hard registers.
2018 * value-prof.c (insn_prefetch_values_to_profile): Only
2021 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
2022 profile in libcalls.
2024 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
2026 * bitmap.h (bitmap_and_compl_into): Return bool.
2027 * bitmap.c (bitmap_and_compl_into): Return changed flag.
2029 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
2031 PR tree-optimization/19944
2032 * fold-const.c (fold): Re-add ABS_EXPR folding.
2034 2005-02-13 David Edelsohn <edelsohn@gnu.org>
2037 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
2038 {TARGET,MASK}_XL_COMPAT.
2039 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
2041 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
2042 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
2044 (rs6000_arg_partial_bytes): Same.
2045 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
2046 and XL compatibility enabled.
2047 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
2048 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
2049 test to final condition.
2050 (cmptf_internal2): New.
2051 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
2052 xl-compat. Add TFmode information to description.
2054 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
2056 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
2058 2005-02-13 Jason Merrill <jason@redhat.com>
2061 * fold-const.c (fold_indirect_ref_1): Split out from...
2062 (build_fold_indirect_ref): Here.
2063 (fold_indirect_ref): New fn.
2064 * tree.h: Declare it.
2065 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
2066 (gimplify_modify_expr_rhs): Likewise.
2067 (gimplify_expr): Likewise.
2069 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
2071 PR tree-optimization/14303
2072 PR tree-optimization/15784
2073 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
2074 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
2075 ABS_EXPR<x> != 0 to x != 0.
2077 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
2079 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
2080 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
2081 spelling conventions.
2083 * passes.c (rest_of_handle_gcse): Don't run cse_main and
2084 delete_trivially_dead_insns too many times.
2086 * passes.c (rest_of_handle_gcse): Remove dead assignments to
2089 2005-02-12 Ira Rosen <irar@il.ibm.com>
2091 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
2092 (vect_is_simple_iv_evolution): Remove redundant parameter
2094 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
2095 without last parameter.
2096 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
2097 Return pointer step. Call vect_is_simple_iv_evolution without
2098 last parameter. Check only that the step is multiple of size
2099 type. Remove stmt_vinfo updates.
2100 (vect_get_memtag_and_dr): Remove.
2101 (vect_get_memtag): New function.
2102 (vect_address_analysis): New function.
2103 (vect_object_analysis): New function.
2104 (vect_analyze_data_refs): Call vect_object_analysis and
2105 vect_get_memtag. Update stmt_vinfo fields.
2107 2005-02-12 Ira Rosen <irar@il.ibm.com>
2109 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
2110 exist and are objects. Remove checks for pointer.
2111 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
2112 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
2113 (vect_create_data_ref_ptr): Likewise.
2114 (vect_base_addr_differ_p): New function.
2115 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
2116 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
2117 Don't set the DR_BASE_NAME field of data-ref.
2118 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
2120 2005-02-12 Uros Bizjak <uros@kss-loka.si>
2122 * optabs.h (enum optab_index): Add new OTI_ldexp.
2123 (ldexp_optab): Define corresponding macro.
2124 * optabs.c (init_optabs): Initialize ldexp_optab.
2125 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
2127 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
2129 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
2130 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
2132 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
2133 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
2136 2005-02-12 Ira Rosen <irar@il.ibm.com>
2138 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
2140 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
2142 (vect_get_base_and_offset): Always return an address.
2143 (vect_create_addr_base_for_vector_ref): Remove treatment for
2144 different data reference types.
2145 (vect_compute_data_ref_alignment): Rename base to base_address in
2146 stmt_vec_info. Get the object in order to force its alignment.
2147 (vect_get_memtag_and_dr): Rename base to base_address in
2148 stmt_vec_info. Extract the object for memtag analysis.
2150 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
2152 PR regression/19898.
2153 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
2154 changes cc_status, use apply modified_in_p to part of cc_status
2155 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
2158 2005-02-11 Richard Henderson <rth@redhat.com>
2160 * tree-complex.c (expand_complex_libcall): New.
2161 (expand_complex_multiplication): Use it for c99 compliance.
2162 (expand_complex_division): Likewise.
2163 * fold-const.c (fold_complex_add, fold_complex_mult): New.
2165 * builtins.c (built_in_names): Remove const.
2166 * tree.c (build_common_builtin_nodes): Build complex arithmetic
2168 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
2169 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
2170 (built_in_names): Remove const.
2171 * c-common.c (c_common_type_for_mode): Handle complex modes.
2172 * flags.h, toplev.c (flag_complex_method): Rename from
2173 flag_complex_divide_method.
2174 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
2175 __mulsc3, __muldc3, __mulxc3, __multc3): New.
2176 * libgcc2.h: Declare them.
2177 * libgcc-std.ver: Export them.
2178 * mklibgcc.in (lib2funcs): Build them.
2180 2005-02-11 Steven Bosscher <stevenb@suse.de>
2182 PR tree-optimization/19876
2183 Partially revert my change from 2005-01-14
2184 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
2185 (compute_antic): ...and remove the loop here.
2187 2005-02-11 Jakub Jelinek <jakub@redhat.com>
2190 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
2191 is number of inner's bits, avoid creating a BIT_FIELD_REF.
2193 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
2194 crtend.o if -pie. Use %{x:a;:b} spec syntax.
2196 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
2198 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
2199 offsets for the big-endian 32-bit case.
2201 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
2203 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
2205 2005-02-11 Dale Johannesen <dalej@apple.com>
2207 * cselib.c (cselib_process_insn): Clear out regs where
2208 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
2209 * reload.c (find_equiv_reg): Ditto.
2211 2005-02-11 Ian Lance Taylor <ian@airs.com>
2213 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
2216 * tree.c (build_function_type_list): Work correctly if there are
2219 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
2221 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
2222 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
2223 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
2224 TARGET_ZARCH instead of TARGET_64BIT.
2226 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
2228 * config/rs6000/t-rtems:
2229 (MULTILIB_OPTIONS): Remove mcpu=602.
2230 (MUTLILIB_DIRNAMES): Remove m602.
2231 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
2232 Let mcpu=602 match mcpu=603.
2233 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
2235 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2237 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
2240 2005-02-10 David Daney <ddaney@avtrex.com>
2242 * config/alpha/linux-unwind.h: Add exception clause to copyright.
2243 * config/i386/linux-unwind.h: Likewise.
2244 * config/ia64/linux-unwind.h: Likewise.
2245 * config/mips/linux-unwind.h: Likewise.
2246 * config/pa/linux-unwind.h: Likewise.
2247 * config/rs6000/linux-unwind.h: Likewise.
2248 * config/s390/linux-unwind.h: Likewise.
2249 * config/sh/linux-unwind.h: Likewise.
2250 * config/sparc/linux-unwind.h: Likewise.
2252 2005-02-10 Steven Bosscher <stevenb@suse.de>
2254 PR tree-optimization/17549
2255 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
2256 TER to replace a DEF with its expression if the DEF and the
2257 rhs of the expression we replace into have the same root
2260 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
2262 * config/mips/mips.md: Fix the placement of the match_scratch in the
2265 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2267 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
2270 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
2272 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
2273 (strip_offset): Handle addresses.
2274 (add_address_candidates): Use strip_offset.
2275 (difference_cost): Reflect strip_offset change.
2276 (force_var_cost, difference_cost): Strip nops.
2278 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
2280 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
2282 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
2283 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
2284 config/cris/cris-protos.h, config/cris/cris.c: Update
2287 2005-02-10 Jeff Law <law@redhat.com>
2289 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
2290 (lookup_avail_expr): Similarly.
2292 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
2294 * builtins.c (fold_builtin_powi): New function.
2295 (fold_builtin_1): Call it.
2297 2005-02-10 Steven Bosscher <stevenb@suse.de>
2299 PR documentation/19309
2300 * doc/cpp.texi: The __GNUC__ and related predefined macros
2301 are also defined for the "standalone" cpp.
2302 Some non-GCC compilers may also define __GNUC__.
2304 2005-02-10 Jakub Jelinek <jakub@redhat.com>
2307 * c-typeck.c (common_type): New routine. Old common_type renamed
2309 (c_common_type): ...this.
2310 (build_conditional_expr, build_binary_op): Use c_common_type instead
2313 2005-02-10 Steven Bosscher <stevenb@suse.de>
2315 * doc/md.texi: Replace @samp{length} with @code{length}.
2317 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2319 PR tree-optimization/18687
2320 * tree-flow.h (find_loop_niter): Declare.
2321 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
2322 Try using scev even for loops with more than one exit.
2323 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
2324 (struct ivopts_data): Added niters field.
2325 (struct nfe_cache_elt): New.
2326 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
2328 (tree_ssa_iv_optimize_init): Initialize niters cache.
2329 (determine_number_of_iterations): Removed.
2330 (find_induction_variables): Do not call determine_number_of_iterations.
2331 Access niters for single exit through niter_for_single_dom_exit.
2332 (add_iv_outer_candidates): Access niters for single exit through
2333 niter_for_single_dom_exit.
2334 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
2335 number_of_iterations_cond.
2336 (iv_period): New function.
2337 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
2338 (may_replace_final_value): Take data argument. Use
2339 niter_for_single_dom_exit.
2340 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
2341 (rewrite_use_compare): Pass data to may_eliminate_iv.
2342 (rewrite_use_outer): Pass data to may_replace_final_value.
2343 (free_loop_data): Clean up the niters cache.
2344 (tree_ssa_iv_optimize_finalize): Free the niters cache.
2345 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
2346 * tree-ssa-loop-niter.c (find_loop_niter): New function.
2347 (find_loop_niter_by_eval): Use tree_int_cst_lt.
2348 (num_ending_zeros): Moved to tree.c.
2349 * tree.h (num_ending_zeros): Declare.
2350 * tree.c (num_ending_zeros): Moved from tree.c.
2352 2005-02-09 Richard Henderson <rth@redhat.com>
2354 * builtins.c (DEF_BUILTIN): Add COND argument.
2355 * tree.h (DEF_BUILTIN): Likewise.
2356 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
2357 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
2359 (DEF_BUILTIN_STUB): New.
2360 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
2361 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
2362 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
2363 * c-common.c (DEF_BUILTIN): Add COND argument.
2364 * tree.c (local_define_builtin): New.
2365 (build_common_builtin_nodes): New.
2367 2005-02-09 Roger Sayle <roger@eyesopen.com>
2369 * fold-const.c (fold_strip_sign_ops): New function to simplify a
2370 floating point expression ignoring the sign of the result.
2371 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
2372 (fold) <MULT_EXPR>: Use it to simplify x*x.
2373 * tree.h (fold_strip_sign_ops): Prototype here.
2374 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
2375 argument. Use fold_strip_sign_ops to simplify the first argument.
2376 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
2377 first argument when the second argument is an even integer
2378 constant, but only with -funsafe_math_optimizations.
2379 (fold_builtin_1): Update call to fold_builtin_copysign.
2381 2005-02-09 Ian Lance Taylor <ian@airs.com>
2384 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
2385 just check whether EH_FILTER_FAILURE falls through.
2387 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
2389 * gcc/haifa-sched.c (schedule_block): Make queued sched group
2390 insns return to ready list in the next turn.
2392 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2395 * builtins.def: New __builtin_powi[lf].
2396 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
2397 (expand_builtin_powi): New function.
2398 (expand_builtin): Dispatch to expand_builtin_powi.
2399 * libgcc2.h: Add prototypes for __builtin_powi[lf].
2400 * libgcc2.c: Add __builtin_powi[lf] implementation.
2401 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
2402 * optabs.h: Add powi_optab.
2403 * optabs.c (init_optabs): Initialize powi_optab.
2404 * doc/extend.texi: Document __builtin_powi[lf].
2406 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
2408 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
2411 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
2414 * fold-const.c (try_move_mult_to_index): Remove redundant
2415 type argument. Create ADDR_EXPR with correct type.
2416 (fold): Update callers of try_move_mult_to_index. Convert
2417 result to the appropriate type.
2419 2005-02-09 Roger Sayle <roger@eyesopen.com>
2422 * config/avr/avr.c (default_rtx_costs): Delete.
2423 (avr_operand_rtx_cost): New function.
2424 (avr_rtx_costs): Completely rewrite.
2426 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
2429 * config/cris/cris.c (in_code): New variable.
2430 (cris_output_addr_const): Now a static function, a wrapper for
2432 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
2433 case from old cris_output_addr_const.
2434 (cris_asm_output_label_ref): Similar for LABEL_REF.
2435 (cris_output_addr_const_extra): Similar for UNSPEC.
2436 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
2437 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
2438 * config/cris/cris-protos.h (cris_output_addr_const): Remove
2440 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
2441 (cris_asm_output_label_ref): Declare.
2443 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
2445 PR preprocessor/19801
2446 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
2447 filenames that changed when libcpp was moved to the toplevel.
2449 2005-02-07 Roger Sayle <roger@eyesopen.com>
2451 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
2452 zero extensions of BImode operands. Call lowpart_subreg instead
2453 of gen_lowpart_common and gen_lowpart_SUBREG.
2455 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
2458 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
2459 * configure.ac: Set cc_for_cross_gnattools.
2460 * configure: Regenerate.
2462 2005-02-08 Alan Modra <amodra@bigpond.net.au>
2465 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
2467 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2470 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
2471 of nested functions.
2473 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
2475 * doc/extend.texi: Document deprecated extensions allowing
2476 static floating-point members to have initializers and allowing
2477 floating-point literals in integral constant expressions.
2479 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
2481 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
2482 config/darwin7.h, config/mips/mips.c,
2483 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
2486 * cse.c: Update comments.
2488 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
2491 * builtins.c (fold_builtin_sqrt): Transform
2492 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
2495 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
2496 Dorit Naishlos <dorit@il.ibm.com>
2498 * doc/invoke.texi (ftree-vectorizer-verbose): New.
2499 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
2500 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
2502 * tree.h (vect_set_verbosity_level): New extern function declaration
2504 * tree-vectorizer.h (verbosity_levels): New enum type.
2505 * tree-vectorizer.c (vect_debug_stats): Function removed.
2506 (vect_debug_details): Likewise.
2507 (vect_verbosity_level): Global variable was defined and initialized.
2508 (vect_dump): Global variable definition.
2509 (vect_print_dump_info): New function.
2510 (vect_set_dump_settings): New function.
2511 (vect_set_verbosity_level): New function.
2512 (vectorize_loops): Add call to vect_set_dump_settings.
2514 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
2515 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2516 (slpeel_tree_peel_loop_to_edge): Likewise.
2518 (vect_analyze_offset_expr): Call to vect_print_dump_info with
2519 appropriate verbosity level instead of call to vect_debug_details
2520 or vect_debug_stats.
2521 (vect_get_base_and_offset):
2522 (vect_create_addr_base_for_vector_ref):
2523 (get_vectype_for_scalar_type):
2524 (vect_create_data_ref_ptr):
2526 (vect_get_vec_def_for_operand):
2527 (vect_finish_stmt_generation):
2528 (vectorizable_assignment):
2529 (vectorizable_operation):
2530 (vectorizable_store):
2531 (vectorizable_load):
2532 (vect_transform_stmt):
2533 (vect_update_ivs_after_vectorizer):
2534 (vect_do_peeling_for_loop_bound):
2535 (vect_update_inits_of_drs):
2536 (vect_do_peeling_for_alignment):
2537 (vect_transform_loop):
2538 (vect_is_simple_use):
2539 (vect_analyze_operations):
2540 (vect_is_simple_iv_evolution):
2541 (vect_analyze_scalar_cycles):
2542 (vect_analyze_data_ref_dependence):
2543 (vect_analyze_data_ref_dependences):
2544 (vect_compute_data_ref_alignment):
2545 (vect_enhance_data_refs_alignment):
2546 (vect_analyze_data_refs_alignment):
2547 (vect_analyze_data_ref_access):
2548 (vect_analyze_data_ref_accesses):
2549 (vect_analyze_pointer_ref_access):
2550 (vect_get_memtag_and_dr):
2551 (vect_analyze_data_refs):
2552 (vect_mark_relevant):
2553 (vect_stmt_relevant_p):
2554 (vect_mark_stmts_to_be_vectorized):
2555 (vect_can_advance_ivs_p):
2556 (vect_get_loop_niters):
2557 (vect_analyze_loop_form):
2558 (vect_analyze_loop):
2559 (vectorize_loops): Likewise.
2561 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
2562 (vect_update_inits_of_drs):
2563 (vect_do_peeling_for_alignment):
2564 (vect_transform_loop):
2565 (vect_analyze_operations):
2566 (vect_analyze_scalar_cycles):
2567 (vect_analyze_data_ref_dependences):
2568 (vect_analyze_data_refs_alignment):
2569 (vect_analyze_data_ref_accesses):
2570 (vect_analyze_data_refs):
2571 (vect_mark_stmts_to_be_vectorized):
2572 (vect_get_loop_niters):
2573 (vect_analyze_loop_form):
2574 (vect_analyze_loop): Likewise.
2575 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
2577 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
2581 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
2582 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
2583 either -ffast-math or -funsafe-math-optimizations is in use.
2585 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
2586 * config/mips/irix-csr.c: New file.
2587 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
2588 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
2589 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
2592 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
2594 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
2595 redundant, incorrect definitions.
2597 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
2599 ("*tls_indirect_call"): New, reference hard regs directly.
2600 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
2602 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2604 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
2605 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
2607 2005-02-06 Roger Sayle <roger@eyesopen.com>
2609 PR rtl-optimization/19800
2610 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
2611 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
2614 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
2616 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
2618 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
2621 * doc/invoke.texi: Correct documentation of -freorder-functions.
2623 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2626 * doc/invoke.texi: Don't mention gccbug.
2628 2005-02-06 Roger Sayle <roger@eyesopen.com>
2629 Andrew Pinski <pinskia@physics.uc.edu>
2630 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
2632 * simplify-rtx.c (simplify_relational_operation_1): Simplify
2633 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
2634 into just (zero_extract:SI FOO (const_int 1) BAR).
2636 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2638 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
2639 macro locally. Don't give last revision date. Use GCC version
2640 number from gcc-common.texi.
2641 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
2642 revision date. Use GCC version number from gcc-common.texi.
2643 Describe being a library as current state rather than as 3.x
2645 * doc/gcc.texi: Remove last update date.
2646 * doc/gccint.texi: Likewise. Update copyright dates.
2647 * doc/install.texi: Update copyright dates.
2649 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
2652 * doc/invoke.texi: Mention for each option included in -Wall that
2653 it is included in -Wall.
2654 * doc/gcc.texi: Update copyright and last modification date.
2656 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2658 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
2659 unnecessary cast to original induction variable increments.
2661 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2663 PR tree-optimization/18219
2664 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
2665 in distributed form.
2667 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
2669 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
2670 Set bitpos and offset later in the function. Do nothing if the
2671 target is a register and if the bitfield lies completely outside
2673 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
2674 here. Return an uninitialised register if the source value is stored
2675 in a register and the bitfield lies completely outside that register.
2677 2005-02-06 Steven Bosscher <stevenb@suse.de>
2679 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
2682 2005-02-06 Marcin Dalecki <martin@dalecki.de>
2684 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
2686 2005-02-06 Geoffrey Keating <geoffk@apple.com>
2688 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
2689 * config/darwin8.h: New.
2690 * config/darwin7.h: Update comment.
2692 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2693 Dorit Naishlos <dorit@il.ibm.com>
2695 * tree-vectorizer.h (LOC): New type.
2696 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
2697 (loop_line_number): New field in struct _loop_vec_info.
2698 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
2700 * tree-vectorizer.c (input.h): Included.
2701 (find_loop_location): New function.
2702 (vect_debug_stats): Argument changed from loop to LOC. Computation of
2703 loop line number removed.
2704 (vect_debug_details): Likewise.
2705 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
2707 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
2708 call to vect_debug_details/stats changed from loop to loop_loc.
2709 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
2710 (slpeel_tree_peel_loop_to_edge): Likewise.
2712 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
2713 changed from NULL to UNKNOWN_LOC.
2714 (vect_get_base_and_offset):
2715 (vect_create_addr_base_for_vector_ref):
2716 (get_vectype_for_scalar_type):
2717 (vect_create_data_ref_ptr):
2719 (vect_get_vec_def_for_operand):
2720 (vect_finish_stmt_generation):
2721 (vectorizable_assignment):
2722 (vectorizable_operation):
2723 (vectorizable_store):
2724 (vectorizable_load):
2725 (vect_transform_stmt):
2726 (vect_update_ivs_after_vectorizer):
2727 (vect_do_peeling_for_loop_bound):
2728 (vect_do_peeling_for_alignment):
2729 (vect_transform_loop):
2730 (vect_is_simple_use):
2731 (vect_analyze_operations):
2732 (vect_is_simple_iv_evolution):
2733 (vect_analyze_scalar_cycles):
2734 (vect_analyze_data_ref_dependences):
2735 (vect_compute_data_ref_alignment):
2736 (vect_enhance_data_refs_alignment):
2737 (vect_analyze_data_ref_access):
2738 (vect_analyze_data_ref_accesses):
2739 (vect_analyze_pointer_ref_access):
2740 (vect_get_memtag_and_dr):
2741 (vect_analyze_data_refs):
2742 (vect_mark_relevant):
2743 (vect_stmt_relevant_p):
2744 (vect_mark_stmts_to_be_vectorized):
2745 (vect_can_advance_ivs_p):
2746 (vect_get_loop_niters):
2747 (vect_analyze_loop):
2748 (vectorize_loops): Likewise.
2750 (vectorizable_load): Argument in call to vect_debug_details/stats
2751 changed from loop to LOOP_LOC (loop_vinfo).
2752 (vect_transform_loop):
2753 (vect_analyze_operations):
2754 (vect_analyze_scalar_cycles):
2755 (vect_analyze_data_ref_dependence):
2756 (vect_enhance_data_refs_alignment):
2757 (vect_analyze_data_ref_accesses):
2758 (vect_analyze_pointer_ref_access):
2759 (vect_analyze_data_refs):
2760 (vect_analyze_loop): Likewise.
2762 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
2763 changed from loop to loop_loc.
2765 (vect_enhance_data_refs_alignment): Removed unused variable loop.
2767 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
2768 Dorit Naishlos <dorit@il.ibm.com>
2770 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
2772 (vect_analyze_data_ref_dependences): Likewise.
2774 (vect_is_simple_use): Argument changed from loop structure to
2775 loop_vect_info structure.
2776 (vect_can_advance_ivs_p): Likewise.
2777 (vect_create_index_for_vector_ref): Likewise.
2778 (vect_update_ivs_after_vectorizer): Likewise.
2779 (new_stmt_vec_info): Likewise.
2781 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
2782 changed from loop to loop_vinfo.
2783 (vect_create_data_ref_ptr): First argument in call to
2784 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
2785 (vectorizable_assignment): Second argument in call to vect_is_simple_use
2786 was changed from loop to loop_vinfo.
2787 (vectorizable_operation): Likewise.
2788 (vectorizable_store): Likewise.
2789 (vect_mark_stmts_to_be_vectorized): Likewise.
2790 (vect_do_peeling_for_loop_bound): First argument in call to
2791 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
2792 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
2793 was changed from loop to loop_vinfo.
2794 (vect_analyze_data_ref_dependences): Third argument in call to
2795 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
2797 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
2798 (vect_create_data_ref_ptr): Likewise.
2799 (vect_init_vector): Likewise.
2800 (vect_get_vec_def_for_operand): Likewise.
2801 (vectorizable_assignment): Likewise.
2802 (vectorizable_operation): Likewise.
2803 (vectorizable_store): Likewise.
2804 (vectorizable_load): Likewise.
2805 (vect_update_ivs_after_vectorizer): Likewise.
2806 (vect_is_simple_use): Likewise.
2807 (vect_analyze_data_ref_dependence): Likewise.
2808 (vect_analyze_pointer_ref_access): Likewise.
2809 (vect_can_advance_ivs_p): Likewise.
2811 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
2812 before _stmt_vec_info.
2813 (_stmt_vec_info): Loop field replaced by loop_vec_info.
2814 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
2815 (new_stmt_vec_info): Argument changed from loop structure to
2816 loop_vect_info structure
2818 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
2819 (vect_analyze_offset_expr): Avoid 80 columns overflow.
2820 (vect_create_addr_base_for_vector_ref): Likewise.
2821 (vect_analyze_pointer_ref_access): Likewise.
2823 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
2826 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
2827 phi flag if the phi is abnormal.
2829 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
2832 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
2833 information for the new statement.
2835 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
2838 * gcc.c (main): Include the target in -v output.
2840 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
2842 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
2843 Do not drop the extend if we'd have to add a paradoxical subreg
2844 later. Include optabs.h and insn-codes.h.
2845 * Makefile.in (combine.o): Depend on $(OPTABS_H).
2847 2005-02-02 Roger Sayle <roger@eyesopen.com>
2850 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
2851 * fold-const.c (const_binop): Avoid constant folding floating
2852 point operations in modes that use composite representations.
2853 * simplify-rtx.c (simplify_binary_operation): Likewise.
2855 2005-02-02 Geoffrey Keating <geoffk@apple.com>
2857 * config/rs6000/altivec.md (altivec_dst): Make the first operand
2859 (altivec_dstt): Likewise.
2860 (altivec_dstst): Likewise.
2861 (altivec_dststt): Likewise.
2862 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
2865 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2867 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
2868 EXPR_LOCUS from orig_cond to the new cond_stmt.
2869 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
2872 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2874 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
2875 standard_iv_increment_position. Remove call to bsi_next
2876 (no need to bump the iterator anymore).
2877 (vect_create_index_for_vector_ref): Call
2878 standard_iv_increment_position. Remove second function argument.
2879 (vect_finish_stmt_generation): Remove call to bsi_next
2880 (no need to bump the iterator anymore).
2881 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
2882 to vect_create_index_for_vector_ref.
2884 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
2886 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
2887 phis are used out of the loop.
2889 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
2892 * c-decl.c (undef_nested_function): New variable.
2893 (pop_scope): Diagnose undefined nested functions.
2894 (finish_function): Don't attempt cgraph processing or genericizing
2895 if current top-level function contained an undefined nested
2896 function. Reset undef_nested_function at the end of a top-level
2899 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
2901 * tree.c (build_int_cst_type): Take sign of the value into account
2902 when deciding whether sign extend the value.
2904 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2907 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
2908 (cpp_options, cc1_options): Change %{std*&ansi} to
2909 %{std*&ansi&trigraphs}.
2911 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
2913 * cse.c: Update comments.
2915 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
2917 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
2918 arguments go on the stack. Do not put complex doubles in odd/even
2921 2005-02-02 Steven Bosscher <stevenb@suse.de>
2923 * doc/invoke.texi: Update the options enabled at -O1, -O2,
2924 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
2925 -ftree-pre, and -fthread-jumps.
2927 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
2929 PR tree-optimization/19578
2930 * tree-flow.h (modified_noreturn_calls): Declare.
2931 (noreturn_call_p): Declare.
2932 * tree-flow-inline.h (noreturn_call_p): New function.
2933 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
2934 * tree-cfg.c (modified_noreturn_calls): New variable.
2935 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
2936 that contain a mid-block noreturn call.
2937 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
2939 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
2941 * df.c (df_def_record_1, df_uses_record): Don't use
2943 * df.h (DF_FOR_REGALLOC): Remove.
2945 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2948 * c-typeck.c (really_start_incremental_init): Reset
2949 constructor_max_index for arrays of incomplete type.
2951 2005-02-02 Jeff Law <law@redhat.com>
2953 * gcse.c (struct reg_set): Store the block index where the register
2954 was set rather than the setting insn.
2955 (record_one_set, compute_transp): Corresponding changes.
2956 (pre_insert_copy_insn): Do not call replace_one_set.
2957 (replace_one_set): Remove.
2959 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
2962 * doc/gcov.texi: Fix typo.
2964 2005-02-01 Richard Henderson <rth@redhat.com
2967 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
2968 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
2970 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
2971 * config/i386/i386-protos.h: Update.
2973 2005-02-01 Steven Bosscher <stevenb@suse.de>
2975 PR tree-optimization/19217
2976 * tree-cfg.c (verify_expr): Use the data field to see if TP was
2977 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
2978 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
2979 that it is walking a PHI node.
2981 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
2983 * doc/extend.texi (Nested Functions): Update.
2985 2005-02-01 Richard Henderson <rth@redhat.com>
2988 * optabs.c (expand_copysign_absneg): Export.
2989 * optabs.h (expand_copysign_absneg): Declare.
2990 * config/rs6000/rs6000.md (copysigntf3): New.
2992 2005-02-01 Diego Novillo <dnovillo@redhat.com>
2994 PR tree-optimization/19633
2995 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
2996 * tree-ssa-alias.c (init_alias_info): Initialize.
2997 (merge_pointed_to_info): Set.
2998 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
2999 (dump_points_to_info_for): Show value of pt_null.
3000 (struct count_ptr_d): Declare.
3001 (find_ptr_dereference): Remove.
3002 (ptr_is_dereferenced_by): Remove.
3003 (count_ptr_derefs): New local function.
3004 (count_uses_and_derefs): New local function.
3005 (compute_points_to_and_addr_escape): Call it. If the number
3006 of dereferences is greater than zero, mark the pointer as
3007 dereferenced. If there are fewer dereferences than uses of
3008 the pointer, the pointer's value escapes.
3010 2005-02-01 Diego Novillo <dnovillo@redhat.com>
3012 PR tree-optimization/19670
3013 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
3015 (verify_use): ... set it here, instead.
3017 2005-02-01 Janis Johnson <janis187@us.ibm.com>
3019 * doc/sourcebuild.texi (Test directives): Fix formatting.
3021 * doc/sourcebuild.texi (Test directives): Describe selector
3024 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
3026 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
3027 specific 64-bit CPUs.
3029 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
3032 * arm.c (arm_eliminable_register): New function.
3033 (adjacent_mem_locations): Don't allow eliminable registers. Use
3034 HOST_WIDE_INT for address offsets.
3035 * arm-protos.h (arm_eliminable_register): Add prototype.
3037 2005-02-01 Steven Bosscher <stevenb@suse.de>
3039 PR optimization/15242
3040 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
3041 * basic-block.h (duplicate_computed_gotos): Add prototype.
3042 * bb-reorder.c (duplicate_computed_gotos): New function to
3043 duplicate sufficiently small blocks ending in a computed jump.
3044 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
3045 if not optimizing for size.
3046 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
3047 never do tail merging for blocks ending in a computed jump.
3048 * doc/invoke.texi: Document the max-goto-duplication-insns param.
3050 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
3052 Patch from Richard Sandiford <rsandifo@redhat.com>
3053 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
3054 from inheriting a subreg equivalence with a non-spill register.
3056 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
3058 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
3060 * config/frv/frv.c (movcc_fp_destination_operand): New.
3061 (gpr_or_memory_operand): Fix typo in comment.
3062 (gpr_or_memory_operand_with_scratch): New.
3063 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
3064 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
3065 movcc_fp_destination_operand.
3066 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
3067 Legitimize memory addresses using a scratch register.
3069 2005-01-31 Jeff Law <law@redhat.com>
3071 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
3072 bitmap a sparse bitmap instead of a simple bitmap.
3073 (mark_def_sites_initialize_block): Corresponding changes.
3074 (ssa_mark_def_sites_initialize_block): Likewise.
3075 (ssa_mark_phi_uses): Likewise.
3076 (mark_def_site, ssa_mark_def_sites): Likewise.
3077 (mark_def_site_blocks): Likewise.
3078 (rewrite_ssa_into_ssa): Likewise.
3080 * tree-ssa-dom.c (record_cond): Pass correct variable type
3081 for last argument to htab_find_slot_with_hash.
3083 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
3084 effects when optimizing 0 % X. Do not try to optimize X % 0.
3086 2005-01-31 James E. Wilson <wilson@specifixinc.com>
3088 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
3091 2005-02-01 Eric Christopher <echristo@redhat.com>
3093 * config/mips/mips.c (override_options): Warn if -mint64
3095 * doc/invoke.texi (MIPS Options): Document that -mint64 is
3098 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
3100 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
3102 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
3103 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
3104 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
3105 (cached_regno): Initialize to INVALID_REGNUM.
3106 (cse_reg_info_table_size,
3107 cse_reg_info_table_first_uninitialized,
3108 cse_reg_info_timestamp): New.
3109 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
3111 (init_cse_reg_info, get_cse_reg_info_1): New.
3112 (get_cse_reg_info): Cache the last look-up.
3113 (new_basic_block): Update the code to clear mappings from
3114 registers to cse_reg_info entries.
3115 (cse_main): Call init_cse_reg_info.
3117 * cse.c (get_cse_reg_info): Update a comment.
3119 2005-01-31 Steven Bosscher <stevenb@suse.de>
3122 * c-decl.c (start_decl): Do not warn about arrays of elements with
3123 an incomplete type here.
3124 (grokdeclarator): Do it here by making a pedwarn an error.
3125 * c-typeck.c (push_init_level): If there were previous errors with
3126 the constructor type, do not warn about braces for initializers.
3127 (process_init_element): Likewise for excess initializer elements.
3129 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
3131 * cse.c (delete_trivially_dead_insn): Don't iterate.
3133 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
3135 * config/rs6000/rs6000.md (copysignsf3): New expand.
3136 (copysigndf3): Likewise.
3138 2005-01-31 Steven Bosscher <stevenb@suse.de>
3140 * recog.c (constrain_operands): Only look for earlyclobber operand
3141 conflicts if an '&' constraint was seen.
3143 2005-01-31 Marc Espie <espie@openbsd.org>
3145 * config.gcc: Don't include embedded systems fragment, switches default
3146 debugging format to ELF.
3147 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
3148 longer pick it up there.
3150 2005-01-31 Dale Johannesen <dalej@apple.com>
3152 * doc/extend.texi (nested functions): Fix linkage description.
3153 Clarify that static is not allowed.
3155 2005-01-31 Dale Johannesen <dalej@apple.com>
3157 * config/rs6000/darwin.md (movsf_low_di): Make work.
3158 (movdf_low_di): Make work.
3160 2005-01-31 Dale Johannesen <dalej@apple.com>
3162 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
3163 Make work for 64 bit.
3165 2005-01-31 Roger Sayle <roger@eyesopen.com>
3166 Dale Johannesen <dalej@apple.com>
3169 * fold-const.c (fold_binary_op_with_conditional_arg):
3170 Make types match original operands, before STRIP_NOPS.
3172 2005-01-31 Alan Modra <amodra@bigpond.net.au>
3174 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
3175 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
3176 (struct gcc_sigcontext): Delete. Merge contents to..
3177 (struct gcc_ucontext): ..here.
3178 (get_sigcontext): Delete.
3179 (get_regs): New function, like get_sigcontext but return regs ptr.
3180 64-bit version finds regs from r1 to support vdso.
3181 (ppc_linux_aux_vector): New function.
3182 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
3185 2005-01-31 Ira Rosen <irar@il.ibm.com>
3187 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
3189 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
3190 redundant fold. Fix misalignment for MINUS_EXPR.
3191 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
3192 (vect_analyze_pointer_ref_access): Likewise.
3193 (vect_get_memtag_and_dr): Likewise.
3195 2005-01-31 Richard Henderson <rth@redhat.com>
3197 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
3198 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
3199 absnegdf2_i387, absnegxf2_i387): Likewise.
3201 2005-01-31 Richard Henderson <rth@redhat.com>
3204 * optabs.c (expand_copysign_absneg): New.
3205 (expand_copysign_bit): Split out from ...
3206 (expand_copysign): ... here. Use expand_copysign_absneg.
3208 2005-01-30 Roger Sayle <roger@eyesopen.com>
3211 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
3212 constant as the second operand and a register as the third.
3214 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
3217 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
3218 that dllimport'd functions do not use all call-clobbered registers
3221 2005-01-30 Richard Henderson <rth@redhat.com>
3224 * optabs.c (expand_absneg_bit): Split out from expand_unop and
3225 expand_abs_nojump and generalize. Use operand_subword and
3226 emit_no_conflict_block. Support large modes.
3227 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
3229 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
3230 negation to subtraction.
3231 (expand_copysign): Check that the format has signed zeros.
3232 Use operand_subword and emit_no_conflict_block. Support large modes.
3234 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
3236 Fix PR tree-optimization/19624
3238 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
3239 * tree-ssa-pre.c: Add cfgloop.h.
3241 (pre_stats): New member, constified.
3242 (inserted_exprs): New static variable.
3243 (NECESSARY): New macro.
3244 (create_expression_by_pieces): Fold the expression, and
3245 mark it as defaulting to not necessary. Also put in
3247 (fully_constant_expression): New function.
3248 (insert_into_preds_of_block): Modify to not insert phis when we
3249 are playing with induction variables.
3250 Push phis onto the inserted_exprs vector, and mark them as not
3251 necessary by default.
3252 (insert_aux): Call fully_constant_expression on eprime.
3253 If all edges produce the same value, mark it constant.
3254 (mark_operand_necessary): New function.
3255 (remove_dead_inserted_code): New function.
3256 (init_pre): Init loop optimizer to get loop info.
3257 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
3258 (execute_pre): Commit edge inserts, then remove dead code.
3260 2005-01-30 Richard Henderson <rth@redhat.com>
3262 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
3263 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
3265 2005-01-30 Richard Henderson <rth@redhat.com>
3268 * config/i386/i386.c (ix86_expand_copysign): New.
3269 (ix86_split_copysign_const): New.
3270 (ix86_split_copysign_var): Rename from ix86_split_copysign,
3271 rearrange op1/nmask operands.
3272 * config/i386/i386-protos.h: Update.
3273 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
3274 (copysigndf3): Likewise.
3275 (copysignsf3_const, copysigndf3_const): New.
3276 (copysignsf3_var): Rename from copysignsf3, split out splitter
3277 and fix split predicate for X constraint.
3278 (copysigndf3_var): Similarly.
3280 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
3282 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
3283 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
3284 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
3286 2005-01-29 Richard Henderson <rth@redhat.com>
3289 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
3290 of # and * in constraints.
3292 2005-01-29 Richard Henderson <rth@redhat.com>
3295 * expr.c (store_field): Don't strip sub-mode cast when the input
3296 data is even smaller.
3298 2005-01-29 Richard Henderson <rth@redhat.com>
3301 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
3304 2005-01-29 Richard Henderson <rth@redhat.com>
3306 * combine.c (make_field_assignment): Fix argument order
3309 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
3311 PR tree-optimization/15791
3312 * fold-const.c (extract_array_ref): New function.
3313 (fold): Fold comparisons between &a[i] and &a[j] or
3314 semantically equivalent trees.
3316 2005-01-29 Jeff Law <law@redhat.com>
3318 * gcse.c (insert_expr_in_table): Revamp handling of available
3319 and anticipatable occurrence lists to avoid unnecessary list
3321 (insert_set_in_table): Similarly.
3323 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
3325 * c-common.c (fix_string_type): Just use c_build_qualified_type to
3327 (c_build_qualified_type): Build qualified array types with
3328 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
3329 * c-decl.c (c_make_fname_decl): Build unqualified array type
3330 before qualified type.
3331 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
3332 type is qualified, not just if type itself is. Don't apply
3333 qualifiers to array type when declarator is processed. Apply
3334 qualifiers to field type whether or not it is an array type.
3335 Don't handle array types specially for applying qualifiers to
3337 * c-typeck.c (composite_type): Build unqualified element type and
3338 array type when forming composite of array types.
3339 (common_pointer_type, comptypes, comp_target_types,
3340 type_lists_compatible_p, build_indirect_ref, build_array_ref,
3341 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
3343 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
3344 (args2) in variables a1 and a2.
3346 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
3348 * cse.c (n_elements_made, max_elements_made): Remove.
3349 (insert): Don't touch n_elements_made.
3350 (cse_main): Don't touch n_elements_made or max_elements_made.
3352 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
3355 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
3356 configuration part of dp-bit.c to be lost.
3358 2005-01-28 Roger Sayle <roger@eyesopen.com>
3360 * expmed.c (expand_mult_highpart_optab): When attempting to use
3361 a non-widening multiplication in a wider mode, the operands need
3362 to be converted (zero or sign extended) to that mode.
3364 2005-01-28 Ian Lance Taylor <ian@airs.com>
3368 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
3369 through if both operands fall through.
3371 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3373 * cse.c (fold_rtx) <PC>: Don't optimize.
3375 2005-01-28 Jeff Law <law@redhat.com>
3377 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
3378 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
3380 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
3382 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
3383 cse_reg_info_used_list_end): Remove.
3384 (cse_reg_info_list, cse_reg_info_list_free): New.
3385 (get_cse_reg_info): When allocating an instance of
3386 cse_reg_info, add it to the beginning of the cse_reg_info_list
3387 list. Remove code to maintain cse_reg_info_used_list.
3388 (new_basic_block): Reset the free list to the beginning of
3391 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
3393 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
3394 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
3395 (frv_expand_mdpackh_builtin): New function.
3396 (frv_expand_builtin): Use it to expand __MDPACKH.
3397 * doc/extend.texi (__MDPACKH): Update documentation.
3399 2005-01-28 Uros Bizjak <uros@kss-loka.si>
3401 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
3402 SSE_FLOAT_MODE_P for use_sse computation.
3404 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
3407 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
3409 2005-01-27 Richard Henderson <rth@redhat.com>
3411 * builtins.c (expand_builtin_copysign): New.
3412 (expand_builtin): Call it.
3413 * genopinit.c (optabs): Add copysign_optab.
3414 * optabs.c (init_optabs): Initialize it.
3415 (expand_copysign): New.
3416 * optabs.h (OTI_copysign, copysign_optab): New.
3417 (expand_copysign): Declare.
3419 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
3420 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
3422 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
3423 (ix86_expand_fp_absneg_operator): ... here.
3424 (ix86_split_copysign): New.
3425 * config/i386/i386-protos.h: Update.
3426 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
3427 (copysignsf3, copysigndf3): New.
3429 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
3430 (copysignsf3, ncopysignsf3): New.
3431 (copysigndf3, ncopysigndf3): New.
3432 (copysignxf3, ncopysignxf3): New.
3433 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
3435 2005-01-27 Arend Bayer <arend.bayer@web.de>
3436 Kazu Hirata <kazu@cs.umass.edu>
3438 * cse.c: (find_best_addr): Don't call copy_rtx before calling
3439 fold_rtx. Save cost recomputation if fold_rtx did nothing.
3440 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
3443 2005-01-27 Jeff Law <law@redhat.com>
3445 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
3446 definitions of SSA_NAMEs which are not being rewritten.
3447 (rewrite_ssa_into_ssa): Only initialize the current definition
3448 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
3449 If checking is enabled, assert that SSA_NAME_AUX is clear for all
3450 SSA_NAMEs before returning.
3452 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
3454 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
3455 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
3456 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
3457 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
3458 config/mips/iris6.h, config/sh/sh.c: Update copyright.
3460 2005-01-27 Steven Bosscher <stevenb@suse.de>
3463 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
3464 higher to -O2 and higher. Likewise for tree PRE.
3465 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
3468 2005-01-27 Ian Lance Taylor <ian@airs.com>
3471 * gimple-low.c (try_catch_may_fallthru): New static function.
3472 (block_may_fallthru): Handle TRY_CATCH_EXPR.
3473 * tree-inline.c (expand_call_inline): Don't warn about reaching
3474 the end of a non-void function being inlined if the function uses
3477 2005-01-27 Jakub Jelinek <jakub@redhat.com>
3479 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
3482 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
3483 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
3484 (implicitly_declare): Handle error_mark_node.
3486 2005-01-27 Richard Henderson <rth@redhat.com>
3489 * tree.h (struct tree_decl): Add debug_expr_is_from.
3490 (DECL_DEBUG_EXPR_IS_FROM): New.
3491 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
3492 * dwarf2out.c (dwarf2out_var_location): Update to match.
3493 * tree-outof-ssa.c (create_temp): Likewise.
3494 * var-tracking.c (track_expr_p): Likewise.
3495 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
3496 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
3497 * toplev.c (default_tree_printer): Likewise.
3499 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
3501 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
3502 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
3504 2005-01-27 Steven Bosscher <stevenb@suse.de>
3506 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
3507 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
3508 ASM_CLOBBERS): Add tree checks.
3510 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
3511 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
3512 * c-common.def (SWITCH_STMT): Update to match.
3513 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
3514 macros instead of SWITCH_EXPR ones.
3515 * c-dump.c (c_dump_tree): Likewise.
3516 * c-gimplify.c (gimplify_switch_stmt): Likewise.
3517 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
3519 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
3521 2005-01-27 Alan Modra <amodra@bigpond.net.au>
3523 * unwind-dw2.c (execute_stack_op): Add missing cases for
3524 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
3526 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
3528 * config.gcc (Obsolete configurations): Remove 'dummy', add
3529 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
3532 2005-01-26 Diego Novillo <dnovillo@redhat.com>
3534 PR tree-optimization/19633
3535 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
3537 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
3538 are no call-clobbered variables.
3539 * tree-outof-ssa.c (check_replaceable): Return false for calls
3542 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
3544 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
3545 even for variables with NULL DECL_INITIAL.
3547 2005-01-26 Stuart Hastings <stuart@apple.com>
3549 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
3551 2005-01-26 Richard Henderson <rth@redhat.com>
3554 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3556 * expr.c (store_field): Strip conversions to odd-bit-sized types
3557 if the destination field width matches.
3559 2005-01-26 Richard Henderson <rth@redhat.com>
3561 * c-decl.c, expmed.c, expr.c: Revert last change.
3563 2005-01-26 Richard Henderson <rth@redhat.com>
3566 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
3568 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
3569 if we don't need the bits above those present in the current mode.
3570 * expr.c (store_field): Strip conversions to odd-bit-sized types
3571 if the destination field width matches.
3573 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
3575 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
3576 either -ffast-math or -funsafe-math-optimizations is in use.
3578 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
3582 * config/avr/avr.c (notice_update_cc): Only set condition code for
3583 ashrqi3 if shift count > 0.
3584 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
3585 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
3586 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
3587 count <= 0 as a no-op, and shift count >= width by copying zero
3588 or sign bit to all bits of the result.
3589 * config/avr/avr.md (all shifts): Add alternatives for zero shift
3590 count, with attribute "length" set to 0 and "cc" set to "none".
3592 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3594 * doc/invoke.texi: Document -mTLS.
3596 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
3597 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
3598 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
3599 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
3600 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
3601 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
3602 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
3603 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
3605 * configure.ac: Check for a TLS capable gas.
3607 * configure: Regenerate.
3609 2005-01-26 Richard Henderson <rth@redhat.com>
3612 * combine.c (make_field_assignment): Simplify store to zero_extract
3613 from a source with an overlapping mask.
3615 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
3617 2004-11-11 Eric Christopher <echristo@redhat.com>
3619 * config/frv/frv.md: Add fr400_integer automaton. Don't
3620 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
3623 2005-01-26 Steven Bosscher <stevenb@suse.de>
3626 * cfgbuild.c (make_edges): Do not clear or set
3627 current_function_has_computed_jump.
3628 * function.h (struct function): Remove the has_computed_jump field.
3629 (current_function_has_computed_jump): Do not define.
3630 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
3631 in a computed jump. Ignore current_function_has_computed_jump.
3633 2005-01-26 Richard Henderson <rth@redhat.com>
3636 * expr.c (categorize_ctor_elements): New argument p_must_clear.
3637 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
3639 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
3640 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
3641 objects into static storage if they have more than one non-zero value.
3642 * tree.h (categorize_ctor_elements): Update decl.
3644 2005-01-26 Steven Bosscher <stevenb@suse.de>
3647 * tree.h (CALL_EXPR_TAILCALL): Add comment.
3648 * calls.c (check_sibcall_argument_overlap_1): Revert the change
3649 to this function from 2004-07-10.
3650 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
3651 the current function for tail call optimizations if the address
3652 of one of it its arguments is taken.
3654 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
3656 * cse.c (fold_rtx): Call equiv_constant only when necessary.
3658 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
3660 * function.c (expand_function_end): If current_function_calls_alloca,
3661 emit stack restore in a place that is reached when the function falls
3664 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
3666 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
3667 rule to avoid matching inappropriate suffix rule.
3669 2005-01-26 Jan Hubicka <jh@suse.cz>
3671 PR tree-optimization/19241
3672 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
3674 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3676 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
3677 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
3679 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
3680 <sim*>: Always use crt1.o, regardless of N in simN.
3681 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3682 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
3683 (CRT_CALL_STATIC_FUNCTION): Remove.
3684 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
3685 use crt1.o, regardless of N in simN.
3686 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
3687 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
3688 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
3689 case isystem setting.
3690 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
3692 2005-01-25 Ian Lance Taylor <ian@airs.com>
3694 * gimple-low.c (block_may_fallthru): Correct handling of
3695 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
3697 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
3699 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
3700 handlers to match indentation; nested under the mtune=* handler.
3701 Similar for mcpu= and march=.
3703 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
3705 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
3706 * config/mips/linux64.h (LIB_SPEC): Likewise.
3707 * config/mn10300/linux.h (LIB_SPEC): Likewise.
3708 * config/sh/linux.h (LIB_SPEC): Likewise.
3710 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
3712 * config/frv/frv.c (frv_legitimize_tls_address): New.
3713 (TARGET_HAVE_TLS): Define.
3714 (FRV_SYMBOL_REF_TLS_P): Define.
3715 (frv_override_options): Handle new register classes.
3716 (frv_legitimate_address_p): Reject tls addresses.
3717 (frv_legitimize_address): Handle TLS addresses.
3718 (gen_inlined_tls_plt): New.
3720 (frv_legitimize_tls_address): New.
3721 (unspec_got_name): Add TLS entries.
3722 (got12_operand): Add R_FRV_TLSMOFF12 case.
3723 (frv_emit_move): Fixup TLS addresses.
3724 (frv_emit_movsi): Legitimize TLS addresses.
3726 * config/frv/frv.h (MASK_BIG_TLS): New.
3727 (TARGET_BIG_TLS): New.
3728 (HAVE_AS_TLS): Define.
3729 (TARGET_SWITCHES): Add -mTLS and -mtls options.
3730 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
3731 (REG_CLASS_NAMES): Same.
3732 (REG_CLASS_CONTENTS): Same.
3733 (CONSTRAINT_LEN): New.
3734 (REG_CLASS_FROM_CONSTRAINT): New.
3735 (PREDICATE_CODES): Add symbolic_operand.
3737 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
3738 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
3739 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
3740 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
3741 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
3742 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
3743 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
3744 GR9_REG, GR14_REG, LRREG.
3745 (type): Add load_or_call attribute.
3746 ("load_or_call"): New reservation.
3747 ("call_gettlsoff"): New.
3748 ("tls_indirect_call"): New.
3749 ("tls_load_gottlsoff12"): New.
3750 ("tlsoff_hilo"): New.
3751 ("tls_tlsdesc_ldd"): New.
3752 ("tls_tlsoff_ld"): New.
3755 * config/frv/frv-protos.h (symbolic_operand): Protoize.
3757 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
3759 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
3760 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
3761 * config/frv/frv.c (TLS_BIAS): Define.
3762 (frv_output_dwarf_dtprel): New.
3764 2005-01-26 Jakub Jelinek <jakub@redhat.com>
3766 PR rtl-optimization/19579
3767 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
3768 both A and B, see if they don't clobber registers the other expr uses.
3770 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
3772 * real.c (do_add): Initialize signalling and canonical members.
3774 * real.c (real_from_integer): Zero out destination.
3776 2005-01-18 Jan Hubicka <jh@suse.cz>
3778 PR tree-optimize/19337
3779 * tree-inline.c (initialize_inlined_parameters): Copy
3780 saved_static_chain_decl only.
3782 2005-01-25 Richard Henderson <rth@redhat.com>
3786 * config/i386/i386.c (x86_inter_unit_moves): Zero.
3787 (ix86_preferred_reload_class): Rewrite fp-constant section, with
3788 80387 enabled, to return a proper subclass. Return the subset that
3789 overlaps with GENERAL_REGS for PLUS.
3790 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
3792 2005-01-25 Richard Henderson <rth@redhat.com>
3795 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
3797 2005-01-25 Roger Sayle <roger@eyesopen.com>
3799 * expmed.c (choose_multiplier): Change interface to return the
3800 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
3801 (expand_divmod): Update calls to choose_multiplier.
3803 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3806 * expmed.c (extract_bit_field): Use adjust_address instead of
3807 gen_lowpart when op0 is a MEM.
3809 2005-01-24 Steven Bosscher <stevenb@suse.de>
3811 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
3813 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
3815 * config/mips/irix-csr.c: New file.
3816 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
3817 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
3818 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
3821 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
3824 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
3825 sparc/elf.h, add sparc/sp-elf.h.
3826 (sparc-*-rtems*): Likewise.
3827 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
3828 tm-dwarf2.h, add sparc/sp-elf.h.
3829 (sparc86x-*-elf): Likewise.
3830 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
3831 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
3832 TARGET_OS_CPP_BUILTINS.
3833 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3834 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
3836 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
3837 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
3838 (SWITCH_TAKES_ARG): Likewise.
3839 (LOCAL_LABEL_PREFIX): Likewise.
3840 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
3841 (TARGET_N_FORMAT_TYPES): Delete.
3842 (TARGET_FORMAT_TYPES): Likewise.
3843 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
3844 * config/sparc/elf.h: Delete.
3845 * config/sparc/sp-elf.h: New file.
3847 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
3849 * tree-flow-inline.h (phi_arg_from_edge): Remove.
3850 * tree-flow.h: Remove the corresponding prototype.
3851 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
3852 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
3854 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3857 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
3858 for AIX ABI or ELF -fPIC.
3859 (rs6000_emit_load_toc_table): Don't create toc_section here.
3860 (rs6000_xcoff_file_start): Nor here.
3862 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
3864 * sh.c (ra.h): Don't #include.
3865 (hard_regs_intersect_p): New function, resurrected from ra.c.
3867 * sh.c: Fix 1996 Copyright.
3869 2005-01-24 Richard Henderson <rth@redhat.com>
3870 Aldy Hernandez <aldyh@redhat.com>
3872 * regrename.c (note_sets): Handle subregs.
3874 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
3877 * genconditions.c (write_header, write_conditions): Elide file if
3880 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
3882 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
3883 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
3886 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3888 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
3889 expand_builtin_printf, expand_builtin_fprintf,
3890 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
3891 checking against POINTER_TYPE.
3892 (validate_arglist): Handle POINTER_TYPE code by checking
3895 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
3897 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
3899 (for_each_rtx): Call for_each_rtx_1.
3900 * rtl.h (init_rtlanal): Declare.
3901 * toplev.c (backend_init): Call init_rtlanal.
3903 2005-01-24 Jakub Jelinek <jakub@redhat.com>
3905 * flow.c (propagate_one_insn): Formatting.
3908 * flow.c (libcall_dead_p): Be more conservative if unsure.
3909 If there are any instructions between insn and call, see if they are
3910 all dead before saying the libcall is dead.
3912 2005-01-24 Uros Bizjak <uros@kss-loka.si>
3914 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
3915 operand constraint for operand 0.
3917 2005-01-23 Richard Henderson <rth@redhat.com>
3920 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
3921 edges leading to join block.
3923 2005-01-23 Roger Sayle <roger@eyesopen.com>
3925 * expmed.c (expand_mult_highpart): Make static. Change type of
3926 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
3927 (expand_divmod): Updates calls to expand_mult_highpart by using
3928 gen_int_mode to pass a CONST_INT rtx.
3929 * rtl.h (expand_mult_highpart): Remove prototype.
3931 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3933 * flow.c (regset_bytes, regset_size): Remove.
3935 * cfganal.c: Fix a reference to Harvey's paper.
3937 2005-01-23 Steven Bosscher <stevenb@suse.de>
3939 PR rtl-optimization/19464
3940 * tree-optimize.c (init_tree_optimization_passes): Add one more
3941 copyrename pass just before out-of-ssa.
3943 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
3946 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
3947 * ggc-none.c (ggc_free): Define.
3949 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3951 * cse.c (max_reg, max_insn_uid): Remove.
3952 (cse_main): Don't access max_reg or max_insn_uid.
3954 * c-common.c (explicit_flag_signed_bitfields,
3955 lang_statement_code_p, lang_expand_function_end): Remove.
3956 * c-common.h: Remove the corresponding declarations.
3957 * c-opts.c (c_common_handle_option): Remove all write access
3958 to explicit_flag_signed_bitfields.
3960 * cgraph.c (cgraph_varpool_n_nodes): Remove.
3961 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
3962 * cgraph.h: Remove the corresponding declaration.
3964 * gcse.c (null_pointer_info): Remove.
3966 2005-01-23 Roger Sayle <roger@eyesopen.com>
3967 Eric Botcazou <ebotcazou@libertysurf.fr>
3969 * combine.c (simplify_logical): Only simplify logical expressions
3970 of the form ior(and(x,y),z) by the inverse distributive law if the
3971 result is cheaper than the original.
3973 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3975 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
3976 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
3977 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
3978 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
3979 config/freebsd-spec.h, config/arm/arm.h,
3980 config/h8300/h8300.md, config/i386/i386.md,
3981 config/i386/predicates.md, config/i386/sse.md,
3982 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
3983 config/vax/vax.md: Fix comment typos. Follow spelling
3986 2005-01-23 Steven Bosscher <stevenb@suse.de>
3988 * gengtype.c (walk_type): Produce `not equal to' compares for loop
3989 tests, instead of `less than'.
3991 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
3993 * function.c (assign_parm_setup_block): When creating a new stack slot
3994 for a parameter, get its alignment from the parameter's DECL_ALIGN
3995 rather than the type's TYPE_ALIGN. Make sure that the parameter
3996 is at least word aligned.
3998 2005-01-22 Roger Sayle <roger@eyesopen.com>
4001 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
4003 2005-01-22 Richard Henderson <rth@redhat.com>
4006 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
4007 in both compare operands.
4008 (movdfcc_1_sse_max): Likewise.
4009 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
4010 (movdfcc_1_sse): Likewise.
4011 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
4012 scratch register as needed.
4014 2005-01-22 Richard Henderson <rth@redhat.com>
4016 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
4018 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
4020 2005-01-22 Richard Henderson <rth@redhat.com>
4022 * genopinit.c (optabs): Use smin/smax for floating point too.
4023 * doc/md.texi: Update to match. Clarify that floating point
4024 results are undefined for +0/-0 and NaN.
4025 * doc/rtl.texi: Likewise.
4026 * rtl.def (SMIN, SMAX): Likewise
4027 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
4029 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
4030 leading 's' to the name.
4031 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
4032 smaxxf3, sminxf3): Likewise.
4033 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
4036 2005-01-22 Paul Brook <paul@codesourcery.com>
4038 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
4040 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
4042 * config/s390/s390.c (struct processor_costs): New fields
4043 dlgr, dlr, dr, dsgfr, dsgr.
4044 (z900_cost, z990_cost): Values for new fields.
4045 (s390_rtx_costs): New cases MEM und COMPARE in switch
4046 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
4047 DIV, MOD, UDIV, UMOD.
4049 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
4051 * config/s390/s390.md ("doloop_si64"): Reload input value directly
4052 into the register being decremented.
4053 ("doloop_si31", "doloop_di"): Likewise.
4054 ("*doloop_si_long"): Adapt pattern.
4056 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
4058 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
4060 (CLASS_MAX_NREGS): Likewise.
4062 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
4064 * doc/tree-ssa.texi (Statement Operands): Add example for new
4065 must-def macro. Note deprecation of old operands interface.
4067 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
4069 PR tree-optimization/19484
4070 * tree-cfg.c (remove_fallthru_edge): New function.
4071 (cleanup_control_flow): Remove fallthru edges from calls that are
4072 now known not to return.
4074 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4076 Fix PR tree-optimization/19038
4077 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
4078 copies with loop variant ones.
4080 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
4082 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
4083 config/alpha/alpha-protos.h, config/alpha/alpha.h,
4084 config/alpha/alpha.md, config/alpha/predicates.md,
4085 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
4086 config/sparc/sol2.h: Update copyright.
4088 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
4089 first label to see if it is a nonlocal label.
4091 2005-01-22 David Edelsohn <edelsohn@gnu.org>
4092 Andrew Pinski <pinskia@physics.uc.edu>
4095 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
4096 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
4098 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
4100 * config/rs6000/rtems.h: Update copyright.
4102 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
4105 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
4106 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
4107 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
4109 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4112 * c-typeck.c (convert_arguments): Check for error_mark_node.
4114 2005-01-21 Ian Lance Taylor <ian@airs.com>
4116 PR tree-optimization/13000
4117 * tree-inline.c: Include "tree-flow.h".
4118 (expand_call_inline): If warn_return_type, warn if non-void inline
4119 function falls through.
4120 * tree-cfg.c (execute_warn_function_return): Don't warn about
4121 control reaching end if TREE_NO_WARNING is set. Set
4123 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
4125 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
4126 branch if we don't need one.
4127 * c-typeck.c: Include "tree-flow.h"
4128 (c_finish_bc_stmt): Don't add a goto if the current statement
4129 list doesn't fall through to the current point.
4131 2005-01-21 Roger Sayle <roger@eyesopen.com>
4133 PR rtl-optimization/576
4134 * real.c (real_arithmetic): Change return type from void to bool
4135 to return an indication that the result may be inexact.
4136 * real.h (real_arithmeric): Update prototype.
4137 * fold-const.c (const_binop): Don't constant fold floating
4138 point expressions when the user specifies -frounding-math and
4139 the result may depend upon the run-time rounding mode.
4140 (fold_convert_const_real_from_real): Clean-up.
4141 (fold_initializer): Ignore flag_rounding_math for initializers.
4142 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
4143 constant fold FP operations with flag_rounding_math if the
4144 result may depend upon the run-time rounding mode.
4146 2005-01-21 Tom Tromey <tromey@redhat.com>
4148 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
4150 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
4152 * tree-cfg.c: Fix comment typos.
4154 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
4156 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
4157 around the call to rest_of_handle_branch_target_load_optimize.
4159 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4161 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
4162 (sparc64-*-openbsd*): Likewise.
4163 (sparclite-*-elf*): Include tm-dwarf2.h.
4164 (sparc86x-*-elf*): Likewise.
4165 (sparc64-*-elf*): Likewise.
4166 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
4167 (DBX_DEBUGGING_INFO): Likewise.
4168 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
4169 (PREFERRED_DEBUGGING_TYPE): Likewise.
4170 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
4171 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
4172 (PREFERRED_DEBUGGING_TYPE): Likewise.
4173 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
4174 (PREFERRED_DEBUGGING_TYPE): Likewise.
4175 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
4177 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
4180 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
4182 2005-01-20 Paul Brook <paul@codesourcery.com>
4184 * doc/rtl.texi: Document value extension requirements for CONST_INT.
4186 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4188 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
4189 label is first in a sequence of labels.
4191 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
4193 2005-01-20 Janis Johnson <janis187@us.ibm.com>
4194 Giovanni Bajo <giovannibajo@gcc.gnu.org>
4196 * doc/sourcebuild.texi (Test Directives): New.
4198 2005-01-20 Roger Sayle <roger@eyesopen.com>
4200 * real.c (real_floor): Don't leave the result uninitialized when
4201 mode is VOIDMode, but return the unrounded intermediate value.
4202 (real_ceil): Likewise.
4204 2005-01-20 Paul Brook <paul@codesourcery.com>
4206 * config/arm/arm.md (insv): Use gen_int_mode.
4208 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
4210 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
4211 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4212 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4213 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4214 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
4216 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
4219 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
4220 fbreg, so we have to assume we can't.
4221 (loc_descriptor_from_tree_1): Ditto.
4222 (containing_function_has_frame_base): New function.
4223 (add_location_or_const_value_attribute): Use it.
4224 Also try to generate a frame_base from a single element location
4227 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4229 PR tree-optimization/15349
4230 * timevar.def (TV_TREE_MERGE_PHI): New.
4231 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
4233 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
4234 calls to tree_forwarder_block_p.
4235 (remove_forwarder_block_with_phi, merge_phi_nodes,
4236 gate_merge_phi, pass_merge_phi): New.
4237 * tree-optimize.c (init_tree_optimization_passes): Add
4239 * tree-pass.h: Add an extern for pass_merge_phi;
4241 2005-01-20 Richard Henderson <rth@redhat.com>
4244 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
4245 (_mm_castps_pd, _mm_castps_si128): New.
4246 (_mm_castsi128_ps, _mm_castsi128_pd): New.
4248 2005-01-20 Richard Henderson <rth@redhat.com>
4251 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
4252 __builtin_ia32_vec_init_v2si.
4253 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
4254 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
4255 (ix86_init_mmx_sse_builtins): Create it.
4256 (ix86_expand_builtin): Expand it.
4257 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
4258 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
4259 (vec_extractv2si_0, vec_extractv2si_1): New.
4261 2005-01-20 Richard Henderson <rth@redhat.com>
4264 * config/i386/i386.c (ix86_expand_push): New.
4265 * config/i386/mmx.md (push<MMXMODE>1): New.
4266 * config/i386/sse.md (push<SSEMODE>1): New.
4267 * config/i386/i386-protos.h: Update.
4269 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
4271 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
4274 2005-01-20 Richard Henderson <rth@redhat.com>
4276 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
4277 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
4279 2005-01-19 Richard Henderson <rth@redhat.com>
4282 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
4283 to V4SFmode in SSE1 fallback load path.
4285 2005-01-19 Richard Henderson <rth@redhat.com>
4287 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
4288 in QImode expansion to ix86_expand_vector_set.
4289 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
4291 2005-01-19 Richard Henderson <rth@redhat.com>
4294 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
4295 subclass of the input class.
4296 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
4297 Always true for cross-SSE1 classes. Rationalize conditionals.
4298 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
4299 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
4300 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
4301 (movdi_2): Add MMX/SSE zeros.
4302 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
4303 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
4304 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
4305 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
4306 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
4307 (zero_extendsidi2_rex64_1): Remove.
4308 (MOV0 peephole): Check GENERAL_REG_P.
4310 2005-01-19 Richard Henderson <rth@redhat.com>
4313 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
4315 (ix86_expand_vector_extract): Likewise.
4317 2005-01-19 Richard Henderson <rth@redhat.com>
4320 * expr.c (emit_move_change_mode): New argument force; use
4321 simplify_gen_subreg if true.
4322 (emit_move_via_alt_mode): Merge into ...
4323 (emit_move_via_integer): ... here.
4324 (emit_move_ccmode): Use emit_move_change_mode directly.
4326 2005-01-19 Richard Henderson <rth@redhat.com>
4329 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
4330 (alpha_preferred_reload_class): Handle CONST_VECTOR.
4331 (alpha_emit_set_const_1): Add no_output parameter; don't emit
4333 (alpha_emit_set_const): Likewise. Make static.
4334 (alpha_emit_set_long_const): Make static.
4335 (alpha_extract_integer): Split out from alpha_expand_mov.
4336 (alpha_split_const_mov): Likewise.
4337 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
4338 (alpha_legitimate_constant_p): New.
4339 * config/alpha/alpha-protos.h: Update.
4340 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
4341 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
4342 * config/alpha/alpha.md (movsi): Add n alternative.
4343 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
4344 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
4345 (splitters for all of the above): Use alpha_split_const_mov.
4346 * config/alpha/predicates.md (non_add_const_operand): New.
4347 (non_zero_const_operand): New.
4348 (input_operand): Use alpha_legitimate_constant_p after reload.
4350 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4352 PR tree-optimization/19038
4353 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
4354 (add_candidate): Add ivs with increment in latch only if
4355 allow_ip_end_pos_p is true.
4356 (determine_iv_cost): Use empty_block_p.
4358 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
4360 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
4361 (compute_dominance_frontiers): Ditto.
4363 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
4366 * config/sh/t-rtems: New.
4367 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
4369 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
4371 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
4372 the offset of the selected field.
4374 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
4376 * tree-cfg.c (remove_forwarder_block): Fix the check to
4377 prevent a nonlocal label from appearing in the middle of a
4380 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
4382 PR rtl-optimization/19462
4383 * reorg.c (find_end_label): Create return insn only if
4384 current_function_epilogue_delay_list is empty.
4386 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
4388 * doc/passes.texi: Remove paragraph mentioning new-ra.
4390 2005-01-19 Jakub Jelinek <jakub@redhat.com>
4392 PR rtl-optimization/15139
4393 * combine.c: Include params.h.
4394 (count_rtxs): New function.
4395 (record_value_for_reg): If replace_rtx would replace at least
4396 2 occurrences of REG in VALUE and TEM is really large, replace REG with
4397 (clobber (const_int 0)) instead of TEM.
4398 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
4399 * params.h (MAX_LAST_VALUE_RTL): New.
4400 * Makefile.in (combine.o): Depend on $(PARAMS_H).
4401 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
4404 * c-typeck.c (digest_init): Only call build_vector if all constructor
4405 elements are *_CST nodes.
4406 * gimplify.c (gimplify_init_constructor): Likewise.
4409 * c-typeck.c (digest_init): Only call build_vector if inside_init
4412 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
4414 * toplev.c (init_asm_output): Remove dead #ifdef.
4416 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
4418 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
4420 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4422 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
4423 accessing DECL_FUNCTION_CODE.
4424 * dojump.c (do_jump): Likewise.
4425 * gimplify.c (gimplify_call_expr): Likewise.
4426 * predict.c (expr_expected_value): Likewise.
4427 (strip_builtin_expect): Likewise.
4428 * tree-inline.c (estimate_num_insns_1): Likewise.
4429 * tree-ssa-loop-im.c (stmt_cost): Likewise
4430 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
4431 (tree_expr_nonnegative_p): Likewise.
4433 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4435 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
4436 variant of the load_pcrel_sym pattern.
4437 * config/sparc/sparc.md (P macro): Move to the top.
4438 (load_pcrel_sym): Macroize using P.
4439 (save_register_window): Likewise.
4441 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
4443 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
4446 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
4449 * c-typeck.c (build_asm_expr): Strip nops off
4450 input memory operands.
4452 2005-01-18 David Edelsohn <edelsohn@gnu.org>
4454 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
4455 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
4456 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
4457 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
4459 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
4462 * config/i386/i386.c (override_options): If the 80387 is disabled,
4463 then do not return FP values using FP registers.
4465 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
4467 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
4468 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
4469 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
4470 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
4471 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
4472 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
4473 output.h, postreload-gcse.c, postreload.c, recog.c,
4474 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
4475 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
4476 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
4477 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
4478 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
4479 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
4480 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
4481 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
4483 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
4484 config/alpha/alpha.c, config/arm/vfp.md,
4485 config/i386/emmintrin.h, config/i386/i386-modes.def,
4486 config/i386/i386-protos.h, config/i386/i386.h,
4487 config/i386/pmmintrin.h, config/i386/ppro.md,
4488 config/i386/predicates.md, config/i386/xmmintrin.h,
4489 config/i860/i860.c, config/ia64/ia64-modes.def,
4490 config/ia64/ia64-protos.h, config/ia64/ia64.h,
4491 config/ia64/ia64.md, config/ia64/itanium1.md,
4492 config/ia64/itanium2.md, config/ia64/predicates.md,
4493 config/iq2000/iq2000.h, config/mips/linux64.h,
4494 config/rs6000/aix41.h, config/rs6000/aix43.h,
4495 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
4496 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
4497 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
4498 config/sparc/linux64.h, config/sparc/litecoff.h,
4499 config/sparc/sp64-elf.h, config/sparc/sparc.c,
4500 config/sparc/sparc.h, config/sparc/sparc.md,
4501 config/sparc/sysv4-only.h: Update copyright.
4503 2005-01-18 Richard Henderson <rth@redhat.com>
4506 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
4508 2005-01-18 Marc Espie <espie@openbsd.org>
4509 * config/i386/openbsdelf.h: Typo.
4511 2005-01-18 Richard Henderson <rth@redhat.com>
4513 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
4514 special case for sse.
4515 * config/i386/predicates.md (sse_comparison_operator): Likewise.
4517 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
4519 * tree-inline.c (estimate_num_insns_1): Added cases for
4520 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
4522 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
4524 PR rtl-optimization/19296
4525 * combine.c (simplify_comparison): Rewrite the condition under
4526 which a non-paradoxical SUBREG of a PLUS can be lifted when
4527 compared against a constant.
4529 2005-01-18 Andi Kleen <ak@muc.de>
4531 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
4532 * c.opt (-Wpointer-sign): Add.
4533 * doc/invoke.texi: (-Wpointer-sign): Add.
4535 2005-01-18 Uros Bizjak <uros@kss-loka.si>
4537 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
4538 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
4539 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
4540 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
4541 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
4542 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
4543 for TARGET_MIX_SSE_I387.
4544 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
4545 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
4546 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
4547 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
4548 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
4549 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
4550 TARGET_MIX_SSE_I387.
4551 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
4554 2005-01-18 Uros Bizjak <uros@kss-loka.si>
4557 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
4558 Add movaps alternative for xmm reg->reg move.
4560 2005-01-17 Jeff Law <law@redhat.com>
4562 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
4563 at the end of the main DOM loop rather than just before DOM exits.
4565 2005-01-17 Diego Novillo <dnovillo@redhat.com>
4567 PR tree-optimization/19121
4568 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
4569 adding aliases to a name tag, also add them to the pointer's
4571 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
4572 sensitive alias info at all. Only check that the two pointers
4573 have compatible pointed-to sets.
4574 * tree-ssa.c (verify_name_tags): Verify that the alias set of
4575 a pointer's type tag is a superset of the alias set of the
4578 2005-01-17 James E Wilson <wilson@specifixinc.com>
4581 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
4582 comment to document why.
4584 2005-01-17 Richard Henderson <rth@redhat.com>
4586 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
4587 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
4588 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
4589 sse2_vmsminv2df3_finite): New.
4590 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
4591 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
4592 Force op1 into register.
4594 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
4596 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
4597 bubblestrap from always rebuilding build directory.
4599 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
4601 * config/s390/s390.md ("*clc"): Remove incorrect '='.
4602 ("*cmpmem_short"): Likewise.
4604 2005-01-17 Steven Bosscher <stevenb@suse.de>
4606 * basic-block.h: Document BB_* flags.
4607 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
4608 use an sbitmap instead.
4609 * sched-rgn.c (compute_trg_info): Likewise.
4611 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
4613 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
4614 redundant target_cpu_default and extra_parts lines. Use the default
4616 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
4617 (SUBTARGET_EXTRA_SPECS): Delete.
4618 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
4619 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
4620 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
4621 and "n32" for -mabi=n32.
4623 2005-01-17 Ian Lance Taylor <ian@airs.com>
4626 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
4627 fold constant variables into initial values.
4629 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4631 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
4633 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
4634 through the statements backward.
4636 2005-01-17 Ian Lance Taylor <ian@airs.com>
4638 PR middle-end/13127:
4639 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
4640 a variable set to the return value of the inlined function.
4642 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
4644 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
4645 when modes are tieable.
4647 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
4649 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
4650 of pthread_create to find out if threads are enabled.
4651 * gthr-posix95.h (__gthread_active_p): Likewise.
4653 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4655 * common.opt (-fnew-ra): Remove.
4657 * toplev.h (flag_new_regalloc): Remove.
4658 * Makefile.in (ra*.*): Don't mention.
4659 * passes.c (rest_of_handle_new_regalloc): Remove.
4660 (rest_of_handle_combine, rest_of_compilation): Always consider
4661 flag_new_regalloc as false.
4662 * doc/invoke.texi: Don't document -fnew-ra.
4664 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
4666 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
4667 last parameter to reg_scan.
4668 * loop.c (loop_optimize): Likewise.
4669 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
4670 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
4671 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
4672 rest_of_handle_gcse, rest_of_handle_loop_optimize,
4673 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
4674 * regclass.c (reg_scan): Likewise, for the declaration.
4675 * rtl.h (reg_scan): Likewise, for the prototype.
4677 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
4679 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
4680 mark_dfs_back_edges.
4682 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
4684 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
4685 (compute_avail): Uses don't go in tmp_gen.
4687 2005-01-16 Steven Bosscher <stevenb@suse.de>
4689 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
4690 loop to look for a free slot in a page entry.
4692 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4695 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
4696 * toplev.c (compile_file): Call process_pending_assemble_output_defs
4697 just before targetm.asm_out.file_end.
4698 * tree.h (process_pending_assemble_output_defs): Declare.
4699 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
4701 (assemble_alias): Defer generation of assembly code for defines when
4702 TARGET_DEFERRED_OUTPUT_DEFS is true.
4703 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4704 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
4705 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
4707 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4710 * pa.c (pa_scalar_mode_supported_p): New function.
4711 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4712 * pa.h (MIN_UNITS_PER_WORD): Add comment.
4714 * pa-protos.h (prefetch_operand): Delete.
4715 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
4716 * pa.c (prefetch_operand): Delete.
4717 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
4718 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
4719 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
4720 and prefetch_nocc_operand.
4721 * pa.md (prefetch): Rework to avoid reload problems handling short
4722 displacements when a cache control completer needs to be provided.
4723 (prefetch_32, prefetch_64): Delete.
4724 (prefetch_cc, prefetch_nocc): New patterns.
4726 2005-01-15 David Edelsohn <edelsohn@gnu.org>
4728 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
4730 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4733 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
4734 exceeds maximum alignment for global common data.
4735 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
4736 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
4738 2004-01-15 Roger Sayle <roger@eyesopen.com>
4740 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
4742 2004-01-15 Roger Sayle <roger@eyesopen.com>
4744 * harg-reg-set.h (reg_class_names): Prototype global array.
4745 * regclass.c (reg_class_names): Declare here and initialize to
4747 (dump_regclass): Remove local declaration of reg_class_names.
4748 (regclass): Likewise.
4749 * cfg.c (dump_flow_info): Likewise.
4750 * ra-debug.c (reg_class_names): Likewise.
4751 * regrename.c (reg_class_names): Likewise.
4752 * reload.c (reg_class_names): Likewise.
4753 * reload1.c (spill_failure): Likewise.
4754 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
4756 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
4758 * config/s390/s390.md ("reload_outti"): Remove predicate for
4759 output operand. Abort if operand is not a MEM.
4760 ("reload_outdi", "reload_outdf"): Likewise.
4762 2005-01-15 Marc Espie <espie@openbsd.org>
4764 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
4765 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
4766 * config/openbsd.h: Fix C++ includes for native configurations.
4767 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
4768 Add trampoline support.
4769 * config/i386/openbsdelf.h: New.
4771 2005-01-15 Marc Espie <espie@openbsd.org>
4773 * collect2.c (main): Explicitly parse -dynamic-linker option.
4775 2005-01-15 Jakub Jelinek <jakub@redhat.com>
4777 PR tree-optimization/19060
4778 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
4779 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
4780 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
4781 and handle extract_range_from_cond returning false.
4782 * fold-const.c (fold): Optimize comparisons with min/max even for
4783 width > HOST_BITS_PER_WIDE_INT.
4785 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
4787 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
4788 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
4789 Remove little endian multilib variants.
4790 Add mips32 multilib variant.
4792 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
4794 * explow.c (copy_all_reg, stabilize): Remove.
4795 * expr.h: Remove the corresponding prototypes.
4797 * rtlanal.c (regs_set_between_p): Remove.
4798 * rtl.h: Remove the corresponding prototype.
4800 2005-01-14 David Edelsohn <edelsohn@gnu.org>
4802 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
4803 to rs6000_nonimmediate_operand.
4804 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
4805 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
4806 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
4807 rs6000_nonimmediate_operand.
4808 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
4809 rs6000_nonimmediate_operand.
4811 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
4813 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
4815 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4817 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
4819 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
4820 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
4822 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
4823 (rs6k_nonimmediate_operand): New.
4824 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
4826 (legitimate_lo_sum_address_p): Same.
4827 (rs6000_legitimize_address): Same.
4828 (rs6000_legitimize_reload_address): Same.
4829 (rs6000_legitimate_address): Same.
4830 (spe_build_register_parallel): Pass DF and DC modes in a DI
4833 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
4834 to rs6k_nonimmediate_operand.
4836 * config/rs6000/spe.md ("*frob_df_di"): New.
4837 ("*frob_di_df"): New.
4838 ("*frob_di_df_2"): New.
4839 ("*mov_sidf_e500_subreg0"): New.
4840 ("*mov_sidf_e500_subreg4"): New.
4841 ("*movdf_e500_double"): Change predicate to
4842 rs6k_nonimmediate_operand.
4844 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4846 * postreload.c (move2add_note_store): Only call
4847 trunc_int_for_mode on scalar integers.
4849 2005-01-14 Steven Bosscher <stevenb@suse.de>
4851 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
4852 replace BB_VISITED uses.
4853 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
4854 (propagate_necessity): Check the bitmap instead of BB_VISITED.
4855 (tree_dce_done): Free visited_control_parents.
4856 (perform_tree_ssa_dce): Allocate and clear it.
4857 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
4858 (compute_antic): Iterate from here using a DFS. Use an sbitmap
4859 instead of BB_VISITED.
4861 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
4863 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
4864 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
4865 Remove unused prototypes.
4867 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4869 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
4870 64-bit register usage.
4871 (spe_func_has_64bit_regs_p): Add FIXME note.
4873 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
4875 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
4876 flag_finite_math_only with flag_unsafe_math_optimizations.
4878 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
4880 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
4882 (__tpf_eh_return): Copy TPF private stack area from the module
4883 boundary stack frame. Add check for when module addresses are
4884 equal, but no stub address is found.
4886 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
4889 * arm.h (struct machine_function): Add call_via field.
4890 (thumb_call_via_label): Declare.
4891 * arm.c (thumb_call_via_label): New variable.
4892 (thumb_call_reg_needed): New variable.
4893 (arm_output_function_epilogue): For Thumb code, output any per-function
4894 call-indirect trampolines.
4895 (thumb_call_via_reg): New function.
4896 (arm_file_end): New function.
4897 (TARGET_ASM_FILE_END): Call arm_file_end.
4898 (aof_file_end): Likewise.
4899 * arm-protos.h (thumb_call_via_reg): Declare.
4900 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
4901 thumb_call_via_reg in normal case.
4903 2005-01-14 Jakub Jelinek <jakub@redhat.com>
4906 PR rtl-optimization/19348
4907 * recog.c (peephole2_optimize): Do global life update if some peephole
4908 decides it doesn't need at least one of its inputs and that change
4909 influences liveness at the start of the basic block.
4911 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
4912 arguments instead of 1.
4914 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
4917 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
4918 zero for nested functions needing a static chain or functions
4919 with a non-constant address.
4921 2005-01-13 Roger Sayle <roger@eyesopen.com>
4923 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
4924 (and (sign_extend X) C) into (zero_extend (and X C)).
4926 2005-01-13 David O'Brien <obrien@FreeBSD.org>
4928 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
4930 2005-01-13 Richard Henderson <rth@redhat.com>
4935 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
4936 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
4937 not just TARGET_SSE.
4938 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
4939 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
4940 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
4941 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
4942 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
4943 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
4944 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
4945 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
4946 (movdicc_c_rex64): Rename with '*'.
4947 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
4948 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
4949 (movsfcc_1_387): Rename from movsfcc_1.
4950 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
4951 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
4952 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
4953 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
4954 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
4955 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
4956 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
4957 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
4958 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
4959 sse_movdfcc_const0_4): Remove.
4960 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
4961 recognize min/max early. Update for changed sse cmove patterns.
4962 (ix86_split_sse_movcc): New.
4963 * config/i386/i386-protos.h: Update.
4965 2005-01-13 Steven Bosscher <stevenb@suse.de>
4967 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
4968 (fix_stmt_v_may_defs): Likewise.
4970 2005-01-13 Richard Henderson <rth@redhat.com>
4972 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
4973 for converting the mask.
4975 2005-01-13 David Edelsohn <edelsohn@gnu.org>
4977 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
4980 2005-01-13 Richard Henderson <rth@redhat.com>
4982 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
4983 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
4984 IX86_BUILTIN_MOVDQ2Q): Remove.
4985 (IX86_BUILTIN_VEC_EXT_V4SI): New.
4986 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
4987 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
4989 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
4990 (sse2_pextrw): Fix immediate constraint.
4991 (sse2_loadq, sse2_loadq_rex64): Remove.
4992 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
4993 Use __builtin_ia32_vec_ext_<size>.
4994 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
4996 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
4998 * function.c (assign_parm_setup_block): Look inside original
4999 entry_parm when inspecting PARALLEL.
5001 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
5002 Joel Sherrill <joel@oarcorp.com>
5005 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
5006 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
5007 rtems_gxx_recursive_mutex_init.
5008 (__gthread_recursive_mutex_lock): New function.
5009 (__gthread_recursive_mutex_trylock): Likewise.
5010 (__gthread_recursive_mutex_unlock): Likewise.
5012 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
5014 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
5016 2005-01-13 Jan Beulich <jbeulich@novell.com>
5018 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
5019 (ashrti3_internal): Indicate output is early clobber. Generate result
5020 into output rather than first input. Use move for low word of output
5021 if shift count is exactly 64.
5022 (lshrti3_internal): Likewise.
5024 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
5028 * reload1.c (delete_output_reload): Don't delete an output reload
5029 if the pseudo lives longer than a single basic block. Adjust and
5030 improve wording of comment.
5032 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
5035 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
5036 of TYPE_SIZE where we mean the number of bytes.
5038 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
5040 * function.c (assign_parm_setup_block): Relax condition on
5041 multi-register optimization.
5043 2005-01-12 Nick Clifton <nickc@redhat.com>
5045 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
5046 an "in_delay_slot" attribute of "no" to prevent them being used in
5047 delay slots. This is forbidden because they might generate
5050 2005-01-12 Alan Modra <amodra@bigpond.net.au>
5053 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
5056 2005-01-12 Nick Clifton <nickc@redhat.com>
5058 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
5059 passed on to GAS) but do not define, as GAS no longer supports or
5060 needs the -m2000 option.
5062 2005-01-11 Roger Sayle <roger@eyesopen.com>
5064 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
5065 type as args of unprototyped builtins aren't automatically promoted.
5066 (fold_builtin_abs): Likewise.
5068 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5070 * Makefile.in: Set a `build-warn' variable.
5072 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5074 PR tree-optimization/17949
5075 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
5076 (find_interesting_uses_address): Use it.
5078 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
5080 * regrename.c (kill_value): Handle subreg's that won't simplify.
5082 2005-01-11 Richard Henderson <rth@redhat.com>
5085 * config/i386/i386.h (enum ix86_builtins): Move ...
5086 * config/i386/i386.c: ... here.
5087 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
5088 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
5089 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
5090 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
5091 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
5092 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
5093 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
5094 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
5095 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
5096 IX86_BUILTIN_LOADDDUP): Remove.
5097 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
5098 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
5099 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
5100 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
5101 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
5102 (ix86_init_builtins): Make static.
5103 (ix86_init_mmx_sse_builtins): Update for changed builtins.
5104 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
5105 if all the modes match. Otherwise, fake it.
5106 (get_element_number, ix86_expand_vec_init_builtin,
5107 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
5108 (ix86_expand_builtin): Make static. Update for changed builtins.
5109 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
5110 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
5111 (ix86_expand_vector_init_duplicate): New.
5112 (ix86_expand_vector_init_low_nonzero): New.
5113 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
5114 Split out from ix86_expand_vector_init; handle integer modes.
5115 (ix86_expand_vector_init): Use them.
5116 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
5117 * config/i386/i386-protos.h: Update.
5118 * config/i386/predicates.md (reg_or_0_operand): New.
5119 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
5120 (movv2sf_internal): Likewise. And a splitter to match them all.
5121 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
5122 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
5123 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
5124 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
5125 (mmx_pinsrw): Fix operand ordering.
5126 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
5127 rather than sse_loadss expander.
5128 (movv2df splitter): Similarly.
5129 (sse_loadss, sse_loadlss): Remove.
5130 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
5131 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
5132 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
5133 (sse3_movddup): Rename with '*'.
5134 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
5135 (sse2_loadsd): Remove.
5136 (vec_dupv2df_sse3): Rename from sse3_loadddup.
5137 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
5138 (sse2_pinsrw): Fix argument ordering.
5139 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
5140 (sse2_stored): Remove 'r' destination.
5141 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
5142 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
5143 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
5144 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
5145 vec_extractv16qi, vec_initv16qi): New.
5147 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
5148 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
5149 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
5151 (_mm_load_pd, _mm_store_pd): Use plain dereference.
5152 (_mm_load_si128, _mm_store_si128): Likewise.
5153 (_mm_load1_pd): Use _mm_set1_pd.
5154 (_mm_load_sd): Use _mm_set_sd.
5155 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
5156 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
5157 (_mm_set_epi64): Use _mm_set_epi64x.
5158 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
5159 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
5160 _mm_setr_epi8): Use _mm_set_foo form.
5161 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
5162 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
5163 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
5164 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
5165 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
5166 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
5167 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
5168 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
5169 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
5170 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
5171 (_mm_movedup_pd): Use _mm_shuffle_pd.
5172 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
5173 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
5174 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
5175 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
5177 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
5178 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
5179 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
5180 (_mm_store_ps): Use raw dereference.
5181 (_mm_store1_ps): Use _mm_storeu_ps.
5182 (_mm_storer_ps): Use _mm_store_ps.
5183 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
5184 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
5186 2005-01-11 Stan Shebs <shebs@apple.com>
5188 * config/rs6000/rs6000.c (machopic_output_stub): Issue
5189 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
5191 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
5194 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
5195 Skip all DECLs except for FIELD_DECLs.
5197 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5199 * config/s390/s390.c (override_options): Return error if
5200 -mbackchain, -mpacked-stack and -mhard-float are used together.
5201 (s390_va_start): Remove the backchain && packed-stack special case.
5202 (s390_gimplify_va_arg): Likewise.
5203 * doc/invoke.texi: Remove the ABI incompatibility note.
5205 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
5207 * config/s390/s390.c (struct s390_frame_layout): Remove
5209 (s390_frame_info, s390_emit_prologue): Replace occurrences of
5210 save_backchain_p with TARGET_BACKCHAIN.
5212 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5215 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
5216 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
5217 * function.c (locate_and_pad_parm): Set new field.
5218 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
5219 Tweak where_pad test to include "none". Always set mem align for
5221 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
5222 not sufficient for type.
5223 (assign_parm_setup_block): If stack_parm is zero on entry, always
5224 make a new stack local. Block move old stack parm if necessary
5225 to new aligned stack local.
5226 (assign_parm_setup_stack): Use a block move to handle
5227 potentially misaligned entry_parm.
5228 (assign_parms_unsplit_complex): Specify required alignment when
5229 creating stack local.
5230 * calls.c (compute_argument_addresses): Override alignment of stack
5231 arg calculated from its type with the alignment given by
5232 FUNCTION_ARG_BOUNDARY.
5233 (store_one_arg): Likewise.
5235 2005-01-11 Jan Beulich <jbeulich@novell.com>
5237 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
5238 Change respective itanium_class attribute to ialu.
5239 (shladdp4_internal): New.
5240 * config/ia64/predicates.md (shladd_log2_operand): New.
5242 2005-01-11 Richard Henderson <rth@redhat.com>
5244 * expr.c (store_constructor): Use rtvec_alloc instead of
5245 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
5247 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
5249 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
5251 2005-01-11 Alan Modra <amodra@bigpond.net.au>
5253 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
5254 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
5255 (TARGET_RWRELOC): Define.
5256 (ia64_rwreloc_section_type_flags): Delete.
5257 (ia64_section_type_flags): New function.
5258 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
5259 (TARGET_RWRELOC): Define.
5261 2005-01-10 David Mosberger <davidm@hpl.hp.com>
5264 * config/ia64/ia64.c (process_set): For alloc insn, only call
5265 process_epilogue is !frame_pointer_needed.
5267 2005-01-10 Roger Sayle <roger@eyesopen.com>
5270 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
5271 unary operator and can't be treated as a binary/comparison operator.
5273 2005-01-10 Richard Henderson <rth@redhat.com>
5275 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
5276 (ix86_return_in_memory): Likewise.
5277 (function_arg_advance): Likewise. Mirror structure in function_arg
5278 for choosing register to advance.
5280 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
5282 * tree-vectorizer.c, tree.def: Fix comment typos.
5284 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
5286 * config/s390/s390.c (struct processor_costs): 4 new fields:
5287 ddbr, ddr, debr, der.
5288 (s390_rtx_costs): More precise handling of divide instructions.
5290 2005-01-10 David Edelsohn <edelsohn@gnu.org>
5292 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
5294 2005-01-10 Jan Beulich <jbeulich@novell.com>
5296 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
5297 names resulting from -ffunction-sections/-fdata-sections and linkonce
5299 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
5300 based on the section name. Rearrange the section name comparison logic
5301 slightly so that each section name is compared against at most once.
5303 2005-01-10 Ben Elliston <bje@au.ibm.com>
5305 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
5306 targets for which -fPIC reduces limitations on the GOT size.
5308 2005-01-09 Falk Hueffner <falk@debian.org>
5310 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
5313 2005-01-09 David Edelsohn <edelsohn@gnu.org>
5316 * collect2.c (main): Set aixrtl_flag for -brtl option.
5317 (resolve_lib_name): Search for .so file extension before .a
5320 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
5322 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
5323 (vect_analyze_data_refs_alignment): Add dump prints.
5325 2005-01-09 Ira Rosen <irar@il.ibm.com>
5327 * tree-vectorizer.c (vect_analyze_offset_expr): Use
5328 expr_invariant_in_loop_p.
5329 Initialize outputs first thing in the function.
5330 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
5331 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
5332 (vect_analyze_pointer_ref_access): Check that the initial condition of
5333 the access function is loop invariant.
5335 2005-01-09 Richard Henderson <rth@redhat.com>
5337 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
5338 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
5339 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
5340 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
5341 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
5342 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
5343 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
5344 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
5345 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
5346 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
5347 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
5348 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
5349 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
5350 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
5351 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
5352 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
5353 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
5354 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
5355 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
5356 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
5357 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
5358 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
5359 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
5361 (mmx_clrdi, pavgusb): Remove.
5362 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
5363 with leading sse_ prefix.
5364 * config/i386/sse.md: Receive them.
5365 * config/i386/mmx.md: New file.
5366 (MMXMODE12, MMXMODE24, mmxvecsize): New.
5367 (subrv2sf3): Turn into expander for normal subtraction.
5368 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
5369 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
5370 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
5371 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
5372 commutative; use ix86_binary_operator_ok.
5373 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
5374 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
5375 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
5376 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
5377 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
5378 Macroize from existing patterns; use ix86_binary_operator_ok.
5379 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
5380 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
5381 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
5382 with vec_select+vec_concat.
5383 (mmx_pshufw, mmx_pshufw_1): Likewise.
5384 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
5385 (mmx_uavgv4hi3): Model correctly.
5386 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
5387 _mm_xor_si64): Remove casts.
5389 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5391 PR tree-optimization/19224
5392 * tree-scalar-evolution.c (get_instantiated_value,
5393 set_instantiated_value): New functions.
5394 (instantiate_parameters_1): Cache the results.
5395 (instantiate_parameters, resolve_mixers): Initialize and free
5398 2005-01-08 David Edelsohn <edelsohn@gnu.org>
5400 * config/i386/i386.md (addhi_4): Correct reference in comment.
5403 2005-01-08 Richard Henderson <rth@redhat.com>
5405 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
5406 (_mm_cvtsi128_si64x): Likewise.
5407 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
5408 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
5409 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
5410 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
5411 * config/i386/i386-protos.h: Update.
5412 * config/i386/i386.c (print_operand): Add 'H'.
5413 (ix86_fixup_binary_operands): Split out from ...
5414 (ix86_expand_binary_operator): ... here.
5415 (ix86_fixup_binary_operands_no_copy): New.
5416 (ix86_expand_fp_absneg_operator): Handle vector mode results.
5417 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
5418 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
5419 (safe_vector_operand): Use CONST0_RTX.
5420 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
5421 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
5422 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
5423 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
5425 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
5426 (IX86_BUILTIN_CMPNGESS): New.
5427 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
5428 (attr type): Add sselog1.
5429 (attr unit, attr memory): Handle it.
5430 (movti, movti_internal, movti_rex64): Move near other integer moves.
5431 (movtf, movtf_internal): Move near other fp moves.
5432 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
5433 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
5434 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
5435 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
5436 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
5437 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
5438 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
5439 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
5440 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
5441 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
5442 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
5443 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
5444 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
5445 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
5446 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
5447 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
5448 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
5449 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
5450 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
5451 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
5452 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
5453 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
5454 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
5455 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
5456 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
5457 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
5458 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
5459 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
5460 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
5461 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
5462 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
5463 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
5464 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
5465 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
5466 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
5467 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
5468 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
5469 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
5470 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
5471 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
5472 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
5473 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
5474 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
5475 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
5477 (SSEPUSH, push<SSEPUSH>): Remove.
5478 (MMXPUSH, push<MMXPUSH>): Remove.
5479 (sse_movaps, sse_movaps_1, sse_movups): Remove.
5480 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
5481 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
5482 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
5483 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
5484 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
5485 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
5486 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
5487 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
5488 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
5489 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
5490 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
5491 (ppro_sse_log_V4SF): Handle sselog1.
5492 * config/i386/predicates.md (const_0_to_1_operand): New.
5493 (const_0_to_255_mul_8_operand): New.
5494 (const_1_to_31_operand): Rename from const_int_1_31_operand.
5495 (const_2_to_3_operand, const_4_to_7_operand): New.
5496 * config/i386/sse.md: New file.
5497 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
5498 (sse_movups): Rename from sse_movups_1.
5499 (sse_loadlss): Rename from sse_loadss_1.
5500 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
5502 (negv4sf2): Use ix86_expand_fp_absneg_operator.
5503 (absv4sf2, negv2df, absv2df): New.
5504 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
5505 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
5506 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
5507 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
5508 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
5509 (sse3_addsubv4sf3): Model correctly.
5510 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
5511 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
5512 (sse_movhlps): Model with vec_select+vec_concat.
5513 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
5514 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
5515 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
5516 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
5517 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
5518 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
5519 sse2_pshufhw_1): Likewise.
5520 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
5521 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
5522 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
5523 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
5524 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
5525 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
5526 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
5527 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
5528 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
5529 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
5530 sminv8hi3): Mark commutative
5531 operands. Use ix86_binary_operator_ok.
5532 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
5533 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
5534 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
5535 sse2_punpcklqdq): Allow operand2 in memory.
5536 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
5537 sse2_movsd): Add memory alternatives.
5538 (sse_storelps): Turn expander into an insn; split after reload.
5539 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
5540 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
5542 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
5544 * configure.ac (DWARF-2 debug_line): Use objdump.
5545 * configure: Regenerate.
5547 2005-01-08 Jeff Law <law@redhat.com>
5548 Diego Novillo <dnovillo@redhat.com>
5550 PR tree-optimization/18241
5551 * tree-nrv.c (tree_nrv): Ignore volatile return values.
5552 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
5553 statements with volatile operands.
5554 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
5555 operands after marking a statement with has_volatile_ops.
5557 2005-01-08 Roger Sayle <roger@eyesopen.com>
5559 * tree.c (int_fits_type_p): Always honor integer constant
5560 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
5562 2005-01-08 Roger Sayle <roger@eyesopen.com>
5564 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
5565 the latent bug in rtl_delete_block has been resolved.
5567 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5569 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
5570 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
5572 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
5574 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
5575 library as @multilib_dir@/$(SHLIB_SONAME).
5577 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5579 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
5580 * configure: Regenerate.
5582 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5584 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
5587 2005-01-07 David Edelsohn <edelsohn@gnu.org>
5590 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
5591 Convert non-word aligned offset address using ld/std into
5594 2005-01-07 Richard Henderson <rth@redhat.com>
5596 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
5598 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
5600 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
5602 2005-01-07 Jakub Jelinek <jakub@redhat.com>
5604 PR tree-optimization/19283
5605 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
5606 is not shorter than the original type.
5608 PR rtl-optimization/19012
5609 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
5611 PR rtl-optimization/18861
5612 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
5613 (FULL_STATE): Define.
5614 (mark_tablejump_edge): New function.
5615 (purge_dead_tablejump_edges): New function.
5616 (find_bb_boundaries): Use it.
5618 PR tree-optimization/18828
5619 * builtins.c (expand_builtin_next_arg): Remove argument and all
5620 the argument checking.
5621 (expand_builtin): Adjust caller.
5622 (expand_builtin_va_start): Likewise. Remove error for too many
5624 (fold_builtin_next_arg): Issue error for too many arguments.
5625 After checking arguments, replace them with magic arguments that
5626 prevent further checking of the args.
5628 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5630 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
5632 2005-01-06 Roger Sayle <roger@eyesopen.com>
5635 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
5636 and %{.S:...} (and their negative variants) to test whether the
5637 input file is assembler or pre-processed-assembler independent of
5638 the actual filename extension.
5640 2005-01-06 Roger Sayle <roger@eyesopen.com>
5642 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
5643 of sign or zero extended values.
5645 2005-01-06 Geoffrey Keating <geoffk@apple.com>
5647 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
5648 for IBM long double format correctly.
5650 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
5652 Fix PR tree-optimization/18792
5654 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
5655 to first_loop_depth, and use loop depth instead of loop number.
5656 (build_classic_dir_vector): Ditto.
5657 (compute_data_dependences_for_loop): Use depth, not loop number.
5658 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
5659 number. Pass in loops, instead of loop numbers.
5660 (gather_interchange_stats): Ditto.
5661 (linear_transform_loops): Ditto.
5663 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
5666 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
5667 biv_fits_mode_p, extension_within_bounds_p): New functions.
5668 (check_ext_dependent_givs): Use them.
5670 2005-01-06 Roger Sayle <roger@eyesopen.com>
5672 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
5673 more than one barrier, in which case we should delete them all.
5675 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
5677 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
5679 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
5681 Fix PR middle-end/19286
5683 * dwarf2out.c (gen_subprogram_die): If we've already tried to
5684 output this subprogram, simply ignore this attempt to do it again.
5685 (add_abstract_origin_attribute): Don't abort trying to add the abstract
5686 origin attribute if it's not possible.
5687 (gen_block_die): Don't ignore subblocks of "unused" blocks.
5688 (decls_for_scope): Ditto.
5689 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
5690 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
5692 2005-01-05 Richard Henderson <rth@redhat.com>
5695 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
5696 (bdesc_2arg): Use it.
5697 (ix86_expand_binop_builtin): Force operands into registers
5699 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
5700 ix86_expand_sse_compare, ix86_expand_sse_comi,
5701 ix86_expand_builtin): Likewise.
5703 2005-01-05 Richard Henderson <rth@redhat.com>
5705 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
5707 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
5708 (mulv4hi3): Set itanium_class mmmul.
5709 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
5710 (fpack): Rename from fpack_sfsf.
5712 2005-01-05 Richard Henderson <rth@redhat.com>
5715 * reload1.c (do_input_reload): Restrict the optimization deleteing
5716 a previous output reload to RELOAD_FOR_INPUT.
5718 2005-01-05 Steven Bosscher <stevenb@suse.de>
5720 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
5721 comment that we fall through after case.
5722 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
5723 (distribute_links): Likewise.
5724 * cse.c (cse_insn): Likewise.
5725 * cselib.c (cselib_invalidate_mem): Likewise.
5726 * df.c: Update comments at the top of the file.
5727 (read_modify_subreg_p): Update comments here too.
5728 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
5729 * flow.c (mark_set_1): Likewise.
5730 (mark_used_regs): Likewise.
5731 * gcse.c (mems_conflict_for_gcse_p): Likewise.
5732 (canon_list_insert): Likewise.
5733 (mark_set): Likewise.
5734 (try_replace_reg): Likewise.
5735 (store_killed_in_insn): Likewise.
5736 * loop.c (count_one_set): Likewise.
5737 (basic_induction_var): Likewise.
5738 * postreload-gcse.c (find_mem_conflicts): Likewise.
5739 * postreload.c (reload_combine_note_store): Likewise.
5740 (move2add_note_store): Likewise.
5741 * reload.c (find_equiv_reg): Likewise.
5742 (mark_referenced_resources): Likewise.
5743 * rtlanal.c (set_noop_p): Likewise.
5744 (note_stores): Likewise.
5745 (note_uses): Likewise.
5746 * sched-deps.c (sched_analyze_1): Likewise.
5747 * sched-rgn.c (check_live_1): Likewise.
5748 (update_live_1): Likewise.
5749 * config/i860/i860.c: Likewise.
5751 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
5753 (ZERO_EXTRACT): Mention that this one can be an lvalue.
5755 * doc/rtl.texi: Update documentation for bit-fields and SET.
5757 2005-01-05 Roger Sayle <roger@eyesopen.com>
5759 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
5761 2005-01-05 Jan Hubicka <jh@suse.cz>
5762 Richard Henderson <rth@redhat.com>
5765 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
5768 2005-01-05 Richard Henderson <rth@redhat.com>
5771 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
5772 (sse_shufps): Change operand 3 to const_int_operand.
5773 (sse2_storelps): Fix typo in template.
5774 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
5775 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
5776 (ix86_expand_builtin): Likewise.
5778 2005-01-05 Julian Brown <julian@codesourcery.com>
5780 * config/arm/arm.c (arm_return_in_memory): Treat complex types
5781 as aggregates for AAPCS ABIs.
5783 2005-01-05 Stan Shebs <shebs@apple.com>
5785 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
5786 Mach-O getters if ppc64.
5787 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
5789 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
5790 signed four-byte field for global code case.
5791 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
5793 2005-01-05 Roger Sayle <roger@eyesopen.com>
5796 * c-common.c: Include real.h.
5797 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
5798 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
5799 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
5800 * Makefile.in (c-common.o): Update dependencies.
5802 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5804 * c-parse.in (asm_string): Add trailing semicolon.
5806 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5808 * c-parse.in (asm_string): New. Don't allow wide strings in
5810 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
5811 asm_string instead of STRING.
5813 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
5815 * c-typeck.c (constructor_no_implicit): Remove.
5816 (set_designator, process_init_element): Don't check
5817 constructor_no_implicit.
5819 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
5820 Kaz Kojima <kkojima@gcc.gnu.org>
5823 * lcm.c (create_pre_exit): New.
5824 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
5825 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
5827 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
5829 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
5830 -msoft-float in target_float_switch.
5831 * arm.c (arm_override_options): Fix processing of target_float_switch.
5833 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
5835 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
5838 2004-01-05 Uros Bizjak <uros@kss-loka.si>
5840 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
5841 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
5843 2005-01-04 Roger Sayle <roger@eyesopen.com>
5845 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
5846 if deleting the then-block allows the test-block to fallthru to the
5849 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
5852 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
5853 after the full declaration if the are in two different TUs.
5855 2005-01-04 Richard Henderson <rth@redhat.com>
5858 * tree-sra.c (generate_one_element_init): Just
5859 call gimplify_and_add.
5860 (generate_element_init): Record the
5861 new referenced variables and mark them for renaming
5862 and split out to ...
5863 (generate_element_init_1): This.
5864 (scalarize_init): Don't call push_gimplify_context/
5865 pop_gimplify_context.
5867 2005-01-04 Geoffrey Keating <geoffk@apple.com>
5869 * toplev.c (get_src_pwd): Handle failure of getpwd().
5871 2005-01-04 Roger Sayle <roger@eyesopen.com>
5873 * fold-const.c (fold_single_bit_test): Delete unreachable handling
5875 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
5876 all the cases handled by it are inverted by invert_truthvalue.
5878 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5880 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
5881 (save_register_windowsi): Likewise.
5883 2005-01-04 Richard Henderson <rth@redhat.com>
5885 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
5887 2005-01-04 Uros Bizjak <uros@kss-loka.si>
5890 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
5891 any simplifications of vector mode comparison operators.
5892 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
5894 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
5895 Devang Patel <dpatel@apple.com>
5897 PR tree-optimization/18308
5898 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
5899 the operands before creating a new expression.
5900 * dojump.c (do_jump): Make drop_through_label available
5901 for all cases. Add expansion of COND_EXPR.
5903 2005-01-04 Ira Rosen <irar@il.ibm.com>
5905 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
5906 INTEGER_CST instead of TREE_CONSTANT.
5907 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
5908 instead of TREE_CONSTANT.
5909 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
5910 instead of TREE_CONSTANT.
5912 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5914 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
5916 2005-01-04 Uros Bizjak <uros@kss-loka.si>
5919 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
5920 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
5922 2005-01-03 Richard Henderson <rth@redhat.com>
5924 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
5925 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
5926 fold_convert_const_real_from_real): Split out from ...
5927 (fold_convert_const): ... here.
5929 2005-01-03 Richard Henderson <rth@redhat.com>
5932 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
5933 (mov<MMXMODEI>_internal): Likewise.
5934 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
5935 Add V2SF case; use it for SSE1; don't use TI.
5936 (movdf_integer): Likewise.
5937 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
5939 2005-01-03 Ira Rosen <irar@il.ibm.com>
5941 * tree-vectorizer.c (vect_strip_conversions): New function.
5942 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
5943 check for binary class.
5945 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
5949 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
5951 * gimple-low.c (mark_blocks_with_used_vars): New function.
5952 (mark_blocks_with_used_subblocks): Ditto.
5953 (mark_used_blocks): Ditto.
5954 (pass_mark_used_blocks): New pass.
5955 * tree-inline.c: Include debug.h.
5956 (expand_call_inline): Call outlining_inline_function here.
5957 * tree-optimize.c (init_tree_optimization_passes): Add
5958 pass_mark_used_blocks.
5959 * tree-pass.h (pass_mark_used_blocks): New.
5960 * Makefile.in (tree-inline.o): Add debug.h dependency.
5962 2005-01-03 Geoffrey Keating <geoffk@apple.com>
5964 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
5965 VAR_DECLs to have weak_import attribute.
5967 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
5970 2004-01-03 Steven Bosscher <stevenb@suse.de>
5972 * passes.c (rest_of_compilation): Don't run regmove if only
5973 flag_expensive_optimizations, require flag_regmove instead.
5975 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
5977 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
5979 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
5980 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5981 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
5982 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
5984 2005-01-03 Richard Henderson <rth@redhat.com>
5986 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
5987 (ia64_const_ok_for_letter_p): New.
5988 (ia64_const_double_ok_for_letter_p): New.
5989 (ia64_extra_constraint): New.
5990 (ia64_expand_vecint_compare): New.
5991 (ia64_expand_vcondu_v2si): New.
5992 (ia64_expand_vecint_cmov): New.
5993 (ia64_expand_vecint_minmax): New.
5994 (ia64_print_operand): Add 'v'.
5995 (ia64_preferred_reload_class): New.
5996 (ia64_vector_mode_supported_p): New.
5997 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
5998 (PREFERRED_RELOAD_CLASS): Move to function.
5999 (CONST_OK_FOR_LETTER_P): Move to function.
6000 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
6001 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
6002 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
6003 (EXTRA_CONSTRAINT): Move to function.
6004 * config/ia64/ia64.md: Include vect.md.
6005 (itanium_class): Add mmalua.
6007 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
6009 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
6010 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
6012 (const_int_2bit_operand): New.
6013 (fr_reg_or_0_operand): New.
6014 * config/ia64/ia64-modes.def: Add vector modes.
6015 * config/ia64/ia64-protos.h: Update.
6016 * config/ia64/vect.md: New file.
6018 2005-01-03 Richard Henderson <rth@redhat.com>
6020 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
6022 2005-01-03 Uros Bizjak <uros@kss-loka.si>
6025 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
6027 (log1pdf2): Change mode of operands[0,1] to DFmode.
6029 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6031 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
6032 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
6033 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
6034 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
6035 SPARC_RELAXED_ORDERING.
6037 2005-01-03 Richard Henderson <rth@redhat.com>
6038 Uros Bizjak <uros@kss-loka.si>
6041 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
6042 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
6043 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
6045 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
6046 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
6047 const_pow2_1_to_128_operand): New predicates.
6049 2005-01-02 Greg McGary <greg@mcgary.org>
6051 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
6053 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
6054 object. [ptr_type]: Remove unused variable.
6055 Remember nearest addressable array-element or record-component
6056 when checking bitfield components. Tolerate empty BIND_EXPR.
6058 2005-01-01 Richard Henderson <rth@redhat.com>
6060 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
6061 that don't narrow the value. Fail for other conversions.
6063 2005-01-01 Richard Henderson <rth@redhat.com>
6066 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
6067 * c-lang.c (finish_file): Don't do it here.
6068 * objc/objc-act.c (objc_finish_file): Likewise.
6070 * cgraph.c (decl_assembler_name_equal): New.
6071 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
6072 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
6073 * cgraph.h (struct cgraph_varpool_node): Add next.
6074 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
6075 * varasm.c (assemble_alias): Mark the target as needed.
6077 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
6080 * function.c (get_arg_pointer_save_area): Use entry_of_function
6081 instead of get_insns.
6083 2005-01-01 Roger Sayle <roger@eyesopen.com>
6084 Andrew Pinski <pinskia@physics.uc.edu>
6085 James E. Wilson <wilson@specifixinc.com>
6087 PR rtl-optimization/12092
6088 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
6091 2005-01-01 Roger Sayle <roger@eyesopen.com>
6092 Olivier Hainque <hainque@act-europe.fr>
6094 * tree.c (int_fits_type_p): A narrower type always fits in a
6095 wider one, except for negative values into unsigned types.
6097 2005-01-01 Roger Sayle <roger@eyesopen.com>
6099 * tree.c (int_fits_type_p): Compare the result of force_fit_type
6100 with the original constant rather than require TREE_OVERFLOW.
6102 2005-01-01 Steven Bosscher <stevenb@suse.de>
6105 * c-decl.c (finish_function): If compiling C99, annotate the
6106 compiler generated return with the current file name and line 0.
6107 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
6108 the source line is greater than 0.
6109 (remove_bb): Likewise.
6111 See ChangeLog.12 for earlier changes.