1 2004-11-30 Ulrich Weigand <uweigand@de.ibm.com>
3 * passes.c (rest_of_handle_old_regalloc): Delete unreachable blocks
4 if local_alloc modified jumps.
6 2004-11-30 Alan Modra <amodra@bigpond.net.au>
8 * varasm.c (default_encode_section_info): Don't set SYMBOL_FLAG_SMALL
10 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Remove TLS
13 2004-11-30 Zack Weinberg <zack@codesourcery.com>
15 * gthr-gnat.c, gthr-gnat.h, gthr.h, libgcc2.h, unwind-dw2-fde.h
16 * unwind.h: Surround all visibility pragmas with #ifndef HIDE_EXPORTS.
18 * mklibgcc.in: Drastic restructure for comprehensibility.
19 Remove the old hidden-directive hack.
20 Eliminate support for .txt files in LIB2ADD etc (never used).
21 Eliminate support for assembly source files in LIB2ADDEH* and
22 LIBUNWIND (also never used).
23 Build up dependency lists for libraries incrementally.
24 If we have SHLIB_LINK, compile each file twice, once for the
25 static and once for the shared library; also probe for
26 -fvisibility=hidden in the generated libgcc.mk. If found,
27 pass that and -DHIDE_EXPORTS to the compilation of every C
28 source file going into the static library. If found, generate
29 hidden-directive lists for every assembly source file going
30 into the static library, but incorporate them with -include
32 Write comments into generated libgcc.mk to facilitate debugging.
33 * Makefile.in: Pass ASM_HIDDEN_OP to mklibgcc.
34 * config/t-slibgcc-darwin: Define ASM_HIDDEN_OP.
36 * config/darwin.h (REAL_LIBGCC_SPEC): Put -lgcc back in
39 2004-11-29 Richard Henderson <rth@redhat.com>
41 * expr.c (get_inner_reference): Handle REAL/IMAGPART_EXPR.
42 (handled_component_p): Likewise.
43 * alias.c (can_address_p): Reformat and simplify. Handle
44 REAL/IMAGPART_EXPR. Do not disable addressability based on
46 * fold-const.c (build_fold_addr_expr_with_type): Remove duplicate
47 check for REAL/IMAGPART_EXPR.
48 * gimplify.c (gimplify_compound_lval): Likewise.
49 * tree-cfg.c (verify_expr): Likewise.
50 * tree-gimple.c (is_gimple_addressable, get_base_address): Likewise.
51 * tree-nested.c (build_addr, convert_nonlocal_reference): Likewise.
52 (convert_local_reference): Likewise.
53 * tree-ssa-loop-ivopts.c (prepare_decl_rtl): Likewise.
55 2004-11-30 Alan Modra <amodra@bigpond.net.au>
57 * expr.c (emit_group_load_1): Don't die on const_int orig_src.
59 2004-11-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
62 * config/pa/pa-host.c, config/pa/x-hpux, config/pa/x-linux: New files.
63 * config.host (hppa*-*-hpux*, hppa*-*-linux): Define out_host_hook_obj
64 and host_xmake_file using new host configuration files.
66 2004-11-29 Roger Sayle <roger@eyesopen.com>
68 * reg-stack.c (change_stack): Improve algorithm used to pop regs
69 off the stack to maximize ffreep usage and reduce fxch count.
71 2004-11-30 James A. Morrison <phython@gcc.gnu.org>
74 * c-decl.c (grokdeclarator): Reset DECL_INTIAL to error_mark_node
77 2004-11-30 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
79 * expr.c (expand_expr_real_1, case NOP_EXPR): Properly handle
80 REDUCE_BIT_FIELD by applying it to result, not input, of conversion.
82 2004-11-30 Ben Elliston <bje@au.ibm.com>
84 * Makefile.in (REGS_H): Depend on $(BASIC_BLOCK_H).
86 2004-11-29 Andrew Pinski <pinskia@physics.uc.edu>
89 * c-common.c (handle_visibility_attribute): When the type decl
90 is really a identifier node, warn about being ignored and return.
92 2004-11-29 Richard Henderson <rth@redhat.com>
94 * tree-cfg.c (tree_node_can_be_shared): Fix typo'd error_mark_node.
96 2004-11-29 Steven Bosscher <stevenb@suse.de>
98 * cfgcleanup.c (outgoing_edges_match, try_crossjump_to_edge):
99 Remove CASE_DROPS_THROUGH checks, it is never defined.
100 * cfglyout.c (fixup_reorder_chain): Likewise.
101 * cfgrtl.c (rtl_verify_flow_info): Likewise.
102 * stmt.c (expand_case): Likewise.
103 * cfgbuild.c (make_edges): Likewise. Also remove force_fallthru,
105 * system.h (CASE_DROPS_THROUGH): Poison.
106 * doc/md.texi (casesi): Remove documentation of CASE_DROPS_THROUGH.
107 * doc/tm.texi (casesi): Remove documentation of CASE_DROPS_THROUGH.
109 * config/v850/v850.h: Remove commented out CASE_DROPS_THROUGH.
111 2004-11-29 Andrew Pinski <pinskia@physics.uc.edu>
114 * tree-cfg.c (tree_node_can_be_shared): Error_mark_node can be
117 2004-11-29 Diego Novillo <dnovillo@redhat.com>
119 PR tree-optimization/18712
120 * tree-into-ssa.c (insert_phi_nodes_for): Pass argument
121 WORK_STACK by reference.
122 Call VEC_safe_push instead of VEC_quick_push.
125 2004-11-29 Daniel Jacobowitz <dan@codesourcery.com>
128 * Makefile.in (c-lang.o): Update dependencies.
129 * c-lang.c: Include "c-pragma.h".
130 (finish_file): Call maybe_apply_pending_pragma_weaks.
131 * c-pragma.c (maybe_apply_pending_pragma_weaks): New function.
132 * c-pragma.h (maybe_apply_pending_pragma_weaks): New prototype.
134 2004-11-29 Richard Henderson <rth@redhat.com>
137 * config/ia64/predicates.md (sdata_symbolic_operand): Deny offsets
138 outside the referenced object.
140 2004-11-29 Kazu Hirata <kazu@cs.umass.edu>
142 * tree-if-conv.c (replace_phi_with_cond_modify_expr): Use
143 EDGE_PRED instead of PHI_ARG_EDGE.
144 * tree-ssa-live.c: Likewise.
145 * tree-ssa-loop-manip.c: Likewise.
146 * tree-ssa.c: Likewise.
148 * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Speed up by
149 simplifying edge manipulation.
151 * cfgrtl.c (rtl_tidy_fallthru_edge): Speed up by using
154 * tree-cfg.c (tree_redirect_edge_and_branch): Call find_edge
157 * cfg.c (flow_obstack): Remove.
158 (flow_firstobj): Likewise.
159 (init_flow): Remove all uses of flow_obstack.
161 2004-11-29 Alan Modra <amodra@bigpond.net.au>
163 * varasm.c (default_elf_select_section_1): Only pass DECL_P decl
166 2004-11-29 Nathan Sidwell <nathan@codesourcery.com>
168 * opts.c (decode_options): Do not set max-inline-insns-rtl.
169 (common_handle_option): Likewise.
170 * params.def (PARAM_MAX_INLINE_INSNS_RTL): Remove.
171 * params.h (MAX_INLINE_INSNS_RTL): Remove.
172 * doc/invoke.texi (max-inline-insns-rtl): Remove.
174 2004-11-29 Alan Modra <amodra@bigpond.net.au>
177 * varasm.c (default_elf_select_section_1): Pass decl to named_section.
179 2004-11-28 Andrew Pinski <pinskia@physics.uc.edu>
182 * gimplify.c (gimplify_asm_expr): If the length of an output operand
183 is zero, do not process it, just let it go through.
185 2004-11-28 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
186 Diego Novillo <dnovillo@redhat.com>
188 PR/18662, also backported from tree-cleanup-branch.
189 * tree-ssa-ccp.c (substitute_and_fold): If replaced anything,
190 always call maybe_clean_eh_stmt and modify_stmt.
192 2004-11-28 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
195 * tree-ssa-operands.c (build_ssa_operands, case MODIFY_EXPR):
196 Ignore a VIEW_CONVERT_EXPR on LHS when deciding if must or may def.
197 * tree-ssa-ccp.c (visit_assignment): If LHS is a VIEW_CONVERT_EXPR,
198 add an inverse VIEW_CONVERT_EXPR to const_val.
201 * tree-nested.c (check_for_nested_with_variably_modified): New.
202 (create_nesting_tree): Call it.
204 * tree-ssa-alias.c (compute_points_to_and_addr_escapes): Remove
205 special code for assigning to non-pointer.
206 (is_escape_site): If RHS is a conversion between pointer and integer
207 types, this is an escape site.
209 * gcse.c (insert_store): Error if try to insert store on abnormal edge.
210 (store_motion): Don't move store if any edge we'd want to move it
213 * expr.c (expand_expr_real_1, case ARRAY_REF): Properly fold with
214 non-zero lower bound.
216 * expr.c (categorize_ctor_elements_1, case STRING_CST): New case.
218 2004-11-28 Matt Kraai <kraai@alumni.cmu.edu>
221 * opts.c (find_opt): Require that the input match a switch exactly
222 or that the switch take a joined option to be interpreted as a
223 match for another language.
225 2004-11-28 Andrew Pinski <pinskia@physics.uc.edu>
227 * timevar.def (TV_TREE_REDPHI): New timevar.
228 * tree-ssa.c (pass_redundant_phi): Use TV_TREE_REDPHI for the tv id.
230 2004-11-28 Nathanael Nerode <neroden@gcc.gnu.org>
232 PR preprocessor/17651
233 * c-opts.c (sanitize_cpp_opts): Make flag_no_output imply
234 flag_no_line_commands.
235 * c-ppoutput.c (pp_file_change): Remove now-redundant check of
238 2004-11-28 Theodore A. Roth <troth@openavr.org>
240 * config/avr/avr.c (avr_handle_fndecl_attribute): Generate a
241 warning if the function name does not begin with "__vector" and the
242 function has either the 'signal' or 'interrupt' attribute.
244 2004-11-28 Theodore A. Roth <troth@openavr.org>
246 * config/avr/avr.c (avr_mcu_types): Add entries for atmega48,
247 atmega88, atmega168, attiny13, attiny2313, at90can128, atmega165,
248 atmega325, atmega3250, atmega645 and atmega6450.
249 * config/avr/avr.h (LINK_SPEC): Ditto.
251 (LIBGCC_SPEC): Ditto.
252 (CRT_BINUTILS_SPECS): Ditto.
253 * config/avr/t-avr (MULTILIB_MATCHES): Ditto.
255 2004-11-28 Nathanael Nerode <neroden@gcc.gnu.org>
257 PR preprocessor/17610
258 * testsuite/gcc.dg/cpp/empty-include.c: New testcase.
260 2004-11-28 Jeff Law <law@redhat.com>
262 * tree-ssa-alias.c (count_calls_and_maybe_create_global_var): New.
263 (pass_maybe_create_global_var): New.
264 * tree-pass.h (pass_maybe_create_global_var): Declare.
265 * tree-optimize.c (init_tree_optimization_passes): Link in
266 pass_maybe_create_global_var.
268 2004-11-28 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
270 * tree-inline.c (inline_forbidden_p_1, case RECORD_TYPE): Add comment.
272 2004-11-28 Ulrich Weigand <uweigand@de.ibm.com>
274 PR rtl-optimization/18420
275 * simplify-rtx.c (simplify_gen_subreg): Revert 2004-10-28 change.
277 2004-11-28 Steven Bosscher <stevenb@suse.de>
278 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
280 * config/vax/vax.h (CASE_DROPS_THROUGH): Don't define.
281 * config/vax/vax.md (casesi): Emit a test-and-branch to make sure
282 that the case is in range, to make sure the casesi insn is always
283 in range and never falls through.
284 (casesi1): Add comment to explain why casesi never falls through.
285 Remove the unnamed special case casesi pattern.
287 2004-11-28 Hans-Peter Nilsson <hp@bitrange.com>
290 * config/mmix/mmix.md ("*movdicc_real_reversible"): Rename from
291 "*movdicc_real". Only match reversible comparisons.
292 ("*movdicc_real_nonreversible"): New pattern, split from
293 "*movdicc_real". Match only nonreversible comparisons. Exclude
294 reversed alternatives.
295 ("*movdfcc_real_reversible", "*movdfcc_real_nonreversible"):
298 2004-11-27 Richard Henderson <rth@redhat.com>
300 * config/ia64/ia64.md: Move all define_predicate's ...
301 * config/ia64/predicates.md: ... here. New file.
303 2004-11-27 Per Bothner <per@bothner.com>
306 Re-applied following, with two modifications: add a URL for the
307 fixed cctools; only exit if $build = $target.
309 2004-10-18 Kelley Cook <kcook@gcc.gnu.org>
310 * configure.ac (powerpc-*-darwin*): Require assembler to support
312 * configure: Regenerate.
314 2004-11-28 David Edelsohn <edelsohn@gnu.org>
317 * config/rs6000/rs6000.c (rs6000_rtx_costs): Improve accuracy of
318 EQ, GTU, and LTU costs. Add costs for GT, LT, and UNORDERED.
319 Distinguish between SImode and DImode CONST_INT.
321 2004-11-28 Andreas Fischer <a_fisch@gmx.de>
322 Alan Modra <amodra@bigpond.net.au>
325 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Disallow
326 functions, strings and thread-local vars.
328 2004-11-28 Alan Modra <amodra@bigpond.net.au>
330 * config/rs6000/rs6000.h (WORLD_SAVE_P): Define.
331 * config/rs6000/darwin.h (WORLD_SAVE_P): Define.
332 * config/rs6000/rs6000.c (compute_save_world_info): Use WORLD_SAVE_P
333 to allow non-darwin ABIs to optimize away code.
334 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise.
336 2004-11-27 Kazu Hirata <kazu@cs.umass.edu>
338 * tree.c (operand_equal_for_phi_arg_p): New.
339 * tree.h: Add a prototype for operand_equal_for_phi_arg_p.
340 * tree-cfg.c, tree-ssa-dom.c, tree-ssa-phiopt.c, tree-ssa.c:
341 Replace operand_equal_p with operand_for_phi_arg_p
344 * bb-reorder.c (find_traces_1_round): Speed up by using
345 EDGE_COUNT instead of FOR_EACH_EDGE.
347 * fold-const.c, config/i386/linux64.h: Fix comment typos.
349 2004-11-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
352 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Revert 2004-11-22 change.
354 2004-11-27 Kazu Hirata <kazu@cs.umass.edu>
356 * config/i386/linux.h: Fix a comment typo.
357 * doc/extend.texi: Fix a typo.
359 2004-11-27 Jeff Law <law@redhat.com>
361 * tree-cfg.c (cleanup_tree_cfg): Also return true if blocks
364 2004-11-27 Jakub Jelinek <jakub@redhat.com>
366 * config/i386/linux64.h (REG_NAME): Define.
368 2004-11-27 Jakub Jelinek <jakub@redhat.com>
370 * fold-const.c (extract_muldiv_1) <case ABS_EXPR>: If ctype is
371 unsigned and type signed, build ABS_EXPR with signed_type (ctype)
372 and only afterwards convert to ctype.
374 2004-11-27 Richard Sandiford <rsandifo@redhat.com>
376 * config/mips/mips-protos.h (function_arg_boundary): Declare.
377 * config/mips/mips.h (PARM_BOUNDARY): Simplify definition.
378 (STACK_BOUNDARY, MIPS_STACK_ALIGN): Likewise.
379 (FUNCTION_ARG_BOUNDARY): Use new function_arg_boundary function.
380 * config/mips/mips.c (function_arg_boundary): New function.
381 Impose a maximum alignment of STACK_BOUNDARY.
383 2004-11-27 Jakub Jelinek <jakub@redhat.com>
385 PR rtl-optimization/17825
386 * combine.c (subst): Ignore STRICT_LOW_PART no matter if REG_P (new)
389 2004-11-27 Alan Modra <amodra@bigpond.net.au>
392 * config/rs6000/rs6000.c (init_cumulative_args): Set call_cookie
393 from rs6000_default_long_calls for libcalls.
395 2004-11-26 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
397 * expmed.c (extract_bit_field): When extracting from non-integer mode,
398 force a SUBREG into a register because we may be taking a further
401 2004-11-27 Di-an Jan <dianj@freeshell.org>
403 * doc/contrib.texi (Tim Josling): Remove nesting quotation marks.
405 2004-11-26 Robert Millan <robertmh@gnu.org>
407 Changes for k*bsd-gnu support.
408 * config/i386/linux.h: Define REG_NAME to allow overriding of
409 register names in sc structure.
410 * config/i386/linux-unwind.h: Refer to sc->REG_NAME(reg) instead
412 * config.gcc: Detect x86_64-k*bsd-gnu systems.
414 2004-11-26 Jeff Law <law@redhat.com>
416 * tree-ssa.c (verify_flow_sensitive_alias_info): Don't
417 retrieve annotations or pointer info before it's necessary.
418 Reorder tests for early continue of the loop. Manually CSE
421 2004-11-26 Eric Botcazou <ebotcazou@libertysurf.fr>
423 * target.h (struct gcc_target): New field 'dwarf_handle_frame_unspec'.
424 * target_def.h (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define to 0.
425 (TARGET_INITIALIZER): Add TARGET_DWARF_HANDLE_FRAME_UNSPEC.
426 * dwarf2out.c (dwarf2out_frame_debug_expr): Allow REG->REG move
427 to a fixed reg if the source is the Return Address register.
428 Implement new Rule 15.
429 * doc/tm.texi (Frame Layout): Document TARGET_DWARF_HANDLE_FRAME_UNSPEC.
430 * config/sparc/sparc.c (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define to
431 sparc_dwarf_handle_frame_unspec.
432 (gen_save_register_window): New function.
433 (emit_stack_pointer_increment): Rename into gen_stack_pointer_inc.
434 (emit_stack_pointer_decrement): Rename into gen_stack_pointer_dec.
435 (expand_prologue): Adjust calls to emit_stack_pointer_{in,de}crement.
436 Set RTX_FRAME_RELATED_P on the appropriate insns and members of insns.
437 (sparc_asm_function_prologue): Do not emit call frame debugging info.
438 (emit_and_preserve): Adjust calls to emit_stack_pointer_{in,de}crement.
439 (sparc_expand_epilogue): Likewise.
440 (sparc_dwarf_handle_frame_unspec): New function.
441 * config/sparc/sparc.md (save_register_window): Remove.
442 (save_register_windowdi): Rewrite modelled on the callframe debug info.
443 (save_register_windowsi): Likewise.
445 2004-11-26 Alexandre Oliva <aoliva@redhat.com>
447 * config/frv/frv-protos.h: Guard ifcvt functions declarations with
448 BB_HEAD, not BLOCK_HEAD.
450 2004-11-26 Alexandre Oliva <aoliva@redhat.com>
452 * config/frv/frv.c (frv_ifcvt_modify_insn): Don't leave alone
453 scratch insns that set a register live at the join point.
455 2004-11-26 Kazu Hirata <kazu@cs.umass.edu>
457 * cse.c, tree-ssa-operands.c: Fix comment typos.
459 * tree-cfg.c (tree_split_edge): Speed up by using find_edge.
461 2004-11-26 James A. Morrison <phython@gcc.gnu.org>
464 * doc/extend.texi (SPARC VIS Built-in Functions): New section.
466 2004-11-26 Kazu Hirata <kazu@cs.umass.edu>
468 * cfgrtl.c (try_redirect_by_replacing_jump): Speed up the
469 check that tests if all edges go to the same destination.
471 * bitmap.c (bitmap_find_bit): Speed up by traversing from
472 head->first if that seems profitable.
474 2004-11-25 Jeff Law <law@redhat.com>
476 * timevar.def (TV_TREE_LOOP_INIT, TV_TREE_LOOP_FINI): New timevars.
477 * tree-ssa-loop.c (pass_loop_init): Use TV_TREE_LOOP_INIT.
478 (pass_loop_done): Use TV_TREE_LOOP_FINI.
480 2004-11-26 Alan Modra <amodra@bigpond.net.au>
482 PR rtl-optimization/16356
483 * config/rs6000/rs6000.md (floatdisf2_internal2): Rewrite with
484 separate output register and one less jump. Enable for powerpc64.
485 (floatdisf2): Adjust for above.
487 2004-11-25 Bob Wilson <bob.wilson@acm.org>
489 * config/xtensa/xtensa.h (STARTFILE_SPEC): Add crt0.
490 (GCC_DRIVER_HOST_INITIALIZATION): Define.
492 2004-11-25 Andrew Pinski <pinskia@physics.uc.edu>
495 * tree-complex.c (vector_inner_type): New variable moved from
496 build_word_mode_vector_type.
497 (vector_last_type): Likewise.
498 (vector_last_nunits): Likewise.
499 (build_word_mode_vector_type): Use the new variables.
500 * Makefile.in (tree-complex.o): Add gt-tree-complex.h $(GGC_H).
501 (GTFILES): Add tree-complex.c.
502 (gt-tree-complex.h): New rule, add it to the rest of the gt-* rules.
504 2004-11-25 Bob Wilson <bob.wilson@acm.org>
506 * config/xtensa/xtensa.h (TARGET_CPU_CPP_BUILTINS): Define
507 __XTENSA_WINDOWED_ABI__.
509 2004-11-25 Richard Henderson <rth@redhat.com>
511 * dwarf2out.c (dwarf2out_stack_adjust): Add after_p argument. Save
512 args_size adjustments for calls even with cfa as stack pointer.
513 Search calls for stack adjustments after the insn is issued.
514 (dwarf2out_frame_debug): Add after_p argument; pass it on.
515 * dwarf2out.h (dwarf2out_frame_debug): Update to match.
516 * final.c (final_start_function, final_scan_insn): Likewise.
518 2004-11-25 Richard Henderson <rth@redhat.com>
521 * reload1.c (set_initial_eh_label_offset): New.
522 (set_initial_label_offsets): Use it.
524 2004-11-25 Kaz Kojima <kkojima@gcc.gnu.org>
526 * config/sh/sh.c (sh_output_mi_thunk): Initialize bitmap obstacks
527 before calling life_analysis and release them after.
529 2004-11-25 Kazu Hirata <kazu@cs.umass.edu>
531 * tree-ssa-forwprop.c (substitute_single_use_vars): Remove
534 2004-11-25 Andrew Pinski <pinskia@physics.uc.edu>
536 * bitmap.h (BITMAP_XMALLOC): Use BITMAP_ALLOC and not
537 BITMAP_OBSTACK_ALLOC.
538 (BITMAP_XFREE): Use BITMAP_FREE and not BITMAP_OBSTACK_FREE.
540 2004-11-25 Andrew Pinski <pinskia@physics.uc.edu>
542 parts of PR rtl-opt/18463, rtl-opt/17647
543 * cse.c (canon_for_address): New function.
544 (find_best_addr): Call canon_for_address before getting the
545 address's cost when checking if we should take that address.
547 2004-11-25 Kazu Hirata <kazu@cs.umass.edu>
549 * tree-phinodes.c (add_phi_arg): Take "tree" instead of
550 "tree *" as the first argument.
551 * tree-flow.h: Update the prototype of add_phi_arg.
552 * lambda-code.c, tree-cfg.c, tree-into-ssa.c,
553 tree-ssa-loop-ivopts.c, tree-ssa-loop-manip.c, tree-ssa-pre.c,
554 tree-ssa-threadupdate.c, tree-ssa.c, tree-tailcall.c,
555 tree-vectorizer.c: Update all call sites of add_phi_arg.
557 2004-11-25 Nathan Sidwell <nathan@codesourcery.com>
559 * bitmap.c (bitmap_malloc_alloc, bitmap_malloc_free): Remove.
560 * bitmap.h (bitmap_malloc_alloc, bitmap_malloc_free): Remove.
561 (BITMAP_XMALLOC): Forward to BITMAP_OBSTACK_ALLOC.
562 (BITMAP_XFREE): Forward to BITMAP_OBSTACK_FREE.
564 2004-11-25 Andrew MacLeod <amacleod@redhat.com>
566 PR tree-optimization/18587
567 * tree-flow-inline.h (mark_call_clobbered, mark_non_addressable): Flag
568 call clobbered caches as invalid.
569 * tree-ssa-operands.c (ssa_call_clobbered_cache_valid): New. Flag
570 indicating whether the call clobbered operand cache is valid.
571 (ssa_ro_call_cache_valid): New. Flag indicating whether the
572 pure/const call operand cache is valid.
573 (clobbered_v_may_defs, clobbered_vuses, ro_call_vuses): New. Cached
574 list of operands for cached call virtual operands.
575 (clobbered_aliased_loads, clobbered_aliased_stores,
576 ro_call_aliased_load): New. flags caching whether alias bits are
577 to be set in call stmt's.
578 (fini_ssa_operands): Remove call operand caches if present.
579 (get_expr_operands, get_asm_expr_operands,
580 get_indirect_ref_operands): Pass stmt annotation to add_stmt_operand.
581 (get_call_expr_operands): Add call clobbered variables first.
582 (add_stmt_operand): Take stmt annotation rather than stmt as a param.
583 (add_call_clobber_ops, add_call_read_ops): Use the call operand cache
584 if it is valid, otherise fill the cache.
585 * tree-ssa-operands.h (ssa_clobbered_cache_valid): Declare extern.
586 * tree-flow.h (struct var_ann_d): Add in_vuse_list and
587 in_v_may_def_list bits.
588 * tree-ssa-operands.c (cleanup_v_may_defs): New. Clear the
589 in_list bits for the v_may_def elements and empty the operand
591 (finalize_ssa_vuses): Use cleanup_v_may_defs and remove redundant
592 VUSES by checking the in_v_may_def_list bit.
593 (append_v_may_def, append_vuse): Use the in_list bit rather than
594 scanning the array for duplicates.
596 2004-11-25 Ulrich Weigand <uweigand@de.ibm.com>
598 * config/s390/s390.c (s390_short_displacement): UNSPEC_GOTNTPOFF
599 displacements are not short.
601 2004-11-25 Ulrich Weigand <uweigand@de.ibm.com>
603 * config/s390/s390.c (legitimize_pic_address): Use s390_load_address
606 2004-11-25 Mark Mitchell <mark@codesourcery.com>
609 * c-common.h (lvalue_use): Move here from c-ctypeck.c.
610 (lvalue_or_else): Declare.
611 * c-common.c (lvalue_or_else): Move here from c-typeck.c.
612 * c-typeck.c (lvalue_use): Remove.
613 (lvalue_or_else): Remove.
616 * toplev.c (check_global_declarations): Set DECL_IGNORED_P on
617 unemitted variables with static storage duration.
619 2004-11-25 Gerald Pfeifer <gerald@pfeifer.com>
621 * tree-cfg.c (tree_verify_flow_info): Do not terminate error()
624 2004-11-25 Nathan Sidwell <nathan@codesourcery.com>
626 * config/rs6000/altivec.md (VIshort): New mode macro.
627 (altivec_vaddubs, altivec_vadduhs, altivec_vadduws): Replace
629 (altivec_vaddu<VI_char>s): ... this.
630 (altivec_vaddsbs, altivec_vaddshs, altivec_vaddsws): Replace
632 (altivec_vadds<VI_char>s): ... this.
633 (altivec_vsububs, altivec_vsubuhs, altivec_vsubuws): Replace
635 (altivec_vsubu<VI_char>s): ... this.
636 (altivec_vsubsbs, altivec_vsubshs, altivec_vsubsws): Replace
638 (altivec_vsubs<VI_char>s): ... this.
639 (altivec_vavgub, altivec_vavguh, altivec_vavguw): Replace
641 (altivec_vavgu<VI_char>): ... this.
642 (altivec_vavgsb, altivec_vavgsh, altivec_vavgsw): Replace
644 (altivec_vavgs<VI_char>): ... this.
645 (altivec_vmsumubm, altivec_vmsumuhm): Replace with ...
646 (altivec_vmsumu<VI_char>m): ... this.
647 (altivec_vmsummbm, altivec_vmsummhm): Replace
649 (altivec_vmsumm<VI_char>m): ... this.
650 (altivec_vandc): Remove.
651 (*andc<mode>3): Renamed to ...
652 (andc<mode>3): ... here. Swap operand 1 and 2 numbering.
653 (altivec_vrlb, altivec_vrlh, altivec_vrlw): Replace
655 (altivec_vrl<VI_char>): ... this.
656 (altivec_vslb, altivec_vslh, altivec_vslw): Replace
658 (altivec_vsl<VI_char>): ... this.
659 (altivec_vsrb, altivec_vsrh, altivec_vsrw): Replace
661 (altivec_vsr<VI_char>): ... this.
662 (altivec_vsrab, altivec_vsrah, altivec_vsraw): Replace
664 (altivec_vsra<VI_char>): ... this.
665 (altivec_vsum4sbs, altivec_vsum4shs): Replace with ...
666 (altivec_vsum4s<VI_char>s): ... this.
667 (altivec_vperm_4si, altivec_vperm_8hi, altivec_vperm_16qi): Replace
669 (altivec_vperm_<mode>): ... this.
670 (altivec_vsel_4sf): Rename to ...
671 (altivec_vsel_v4sf): ... here.
672 (altivec_vsel_4si, altivec_vsel_8hi, altivec_vsel_16qi): Replace
674 (altivec_vsel_<mode>): ... this.
675 (altivec_vsldoi_4si, altivec_vsldoi_8hi,
676 altivec_vsldoi_16qi): Rename to ...
677 (altivec_vsldoi_v4si, altivec_vsldoi_v8hi,
678 altivec_vsldoi_v16qi): ... here.
679 (altivec_vsldoi_4sf): Rename to ...
680 (altivec_vsldoi_v4sf): ... here.
681 (altivec_predicate_v4si, altivec_predicate_v8hi,
682 altivec_predicate_v16qi): Replace with ...
683 (altivec_predicate_<mode>): ... this.
684 (altivec_lvebx, altivec_lvehx, altivec_lvewx): Replace
686 (altivec_lve<VI_char>x): ... this.
687 (altivec_stvebx, altivec_stvehx, altivec_stvewx): Replace
689 (altivec_stve<VI_char>x): ... this.
690 (absv16qi2, absv8hi2, absv4si2): Replace
692 (abs<mode>2): ... this.
693 (altivec_abss_v16qi, altivec_abss_v8hi, altivec_abss_v4si): Replace
695 (altivec_abss_<mode>): ... this.
696 (vec_realign_load_v16qi, vec_realign_load_v8hi,
697 vec_realign_load_v4si): Replace with ...
698 (vec_realign_load_<mode>): ... this.
699 * config/rs6000/rs6000.c (bdesc_3arg, bdesc_2arg): Update tweaked
701 (rs6000_expand_ternop_builtin): Likewise.
703 2004-11-25 Andrew Haley <aph@redhat.com>
705 * gcc.c (process_command): Don't supply -v to linker.
707 2004-11-25 Joseph S. Myers <joseph@codesourcery.com>
709 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Use %qs
710 instead of `%s' in diagnostic.
712 2004-11-25 Nathan Sidwell <nathan@codesourcery.com>
714 * basic-block.h (OBSTACK_ALLOC_REG_SET): Adjust.
715 (FREE_REG_SET): Adjust.
716 * bitmap.c (bitmap_obstack_free): Cope with NULL bitmap.
717 * bitmap.h (BITMAP_OBSTACK_ALLOC): Rename to ...
718 (BITMAP_ALLOC): ... here.
719 (BITMAP_OBSTACK_FREE): Rename to ...
720 (BITMAP_FREE): Don't check for NULL bitmap here.
721 * tree-ssa-pre.c (value_insert_into_set_bitmap,
722 bitmap_set_new): Use new names.
724 * bt-load.c (migrate_btr_defs): Remove unneeded NULL check.
725 * df.c (df_free): Likewise.
726 * ra-build.c (ra_build_free, ra_build_free_all): Likewise.
727 * tree-ssa-loop-ivopts.c (set_use_iv_cost): Likewise.
729 * basic-block.h (OBSTACK_ALLOC_REG_SET): Rename to ...
730 (ALLOC_REG_SET): ... here.
731 (FREE_REG_SET): Adjust.
732 (XMALLOC_REG_SET, XFREE_REG_SET): Remove.
733 * bb-reorder.c (fix_crossing_conditional_branches): Adjust.
734 * cfglayout.c (cfg_layout_duplicate_bb): Adjust.
735 * cfgrtl.c (rtl_split_block, rtl_split_edge,
736 safe_insert_insn_on_edge, cfg_layout_split_edge): Adjust.
737 * flow.c (update_life_info, calculate_global_regs_live,
738 allocate_bb_life_data, init_propagate_block_info): Adjust.
739 * global.c (build_insn_chain): Adjust.
740 * ifcvt.c (dead_or_predicable): Adjust.
741 * loop-iv.c (simplify_using_initial_values): Adjust.
742 * recog.c (peephole2_optimize): Adjust.
743 * sched-deps.c (init_deps_global): Adjust.
745 2004-11-25 Ralf Corsepius <ralf.corsepius@rtems.org>
747 * config.gcc (avr-*-rtems*): Fix typo.
749 2004-11-25 J"orn Rennecke <joern.rennecke@st.com>
751 * sh.c (sh_output_mi_thunk): Do not call regset_release_memory.
753 2004-11-24 Jeff Law <law@redhat.com>
755 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Reduce
756 the number of queries to random elements in the ai->written_vars
759 2004-11-24 Roger Sayle <roger@eyesopen.com>
761 * config/i386/i386.c (override_options): Disable x87 fancy math
762 intrinsics if -mfpmath= doesn't include 387 (default on x86_64).
764 2004-11-24 Roger Sayle <roger@eyesopen.com>
766 * configure.ac: Tweak test for HAVE_DECL_LDGETNAME to avoid a
767 system header conflict on AIX 5.2.
768 * configure: Regenerate.
770 2004-11-24 Kazu Hirata <kazu@cs.umass.edu>
772 * tree-outof-ssa.c (coalesce_abnormal_edges): Use e->dest_idx
773 instead of calling phi_arg_from_edge.
775 * tree-phinodes.c (remove_phi_args): Replace phi_arg_from_edge
778 2004-11-24 Ben Elliston <bje@au.ibm.com>
780 * config/i386/i386.h (ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
781 * config/i386/i386.c (i386_dwarf_output_addr_const): Likewise.
782 * config/i386/i386-protos.h (i386_dwarf_output_addr_const):
785 2004-11-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
787 * tree-sra.c (sra_walk_modify_expr): Handle RHS first, then LHS.
789 * tree-inline.c (copy_body_r): Explicitly copy a constant if the
790 type will be remapped.
792 2004-11-24 Steven Bosscher <stevenb@suse.de>
794 * c-opts.c (c_common_post_options): Don't clear
795 flag_inline_functions.
796 * dojump.c (clear_pending_stack_adjust): Remove check on
797 flag_inline_functions, it's always true.
798 * config/alpha/alpha.md (movdi_er_maybe_g): Remove splitter
799 that can never trigger.
800 * config/c4x/c4x.h (TARGET_CPU_CPP_BUILTINS): Don't look at
801 flag_inline_trees, now that flag_inline_functions is never
803 * config/pdp11/pdp11.h (OPTIMIZATION_OPTIONS): Don't set
804 flag_inline_functions at optimization levels greater than
805 or equal to 3. This is already done by default.
807 2004-11-24 Kazu Hirata <kazu@cs.umass.edu>
809 * tree-outof-ssa.c (eliminate_build): Use g->e->dest_idx
810 instead to find the PHI argument. Do not take I as an
812 (eliminate_phi): Adjust the call to eliminate_build. Do not
813 take I as an argument.
814 (rewrite_trees): Adjust the call to eliminate_phi.
816 2004-11-24 Richard Sandiford <rsandifo@redhat.com>
818 * optabs.h (force_expand_binop): Declare.
819 * optabs.c (force_expand_binop): Export.
820 * stmt.c (shift_return_value): Delete.
821 (expand_return): Don't call it.
822 * expr.h (shift_return_value): Declare.
823 * calls.c (shift_returned_value): Delete in favor of...
824 (shift_return_value): ...this new function. Leave the caller to check
825 for non-BLKmode values passed in the msb of a register. Take said mode
826 and a shift direction as argument. Operate on the hard function value,
828 (expand_call): Adjust accordingly.
829 * function.c (expand_function_start): If a non-BLKmode return value
830 is padded at the last significant end of the return register, use the
831 return value's natural mode for the DECL_RESULT, not the mode of the
833 (expand_function_end): Shift the same sort of return values left by
834 the appropriate amount.
836 2004-11-24 Matt Austern <austern@apple.com>
838 * recog.c (recog_memoized_1): Remove.
839 * recog.h (recog_memoized_1): Remove declaration.
840 (recog_memoized): Change from macro to inline function.
842 2004-11-24 Devang Patel <dpatel@apple.com>
845 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add isysroot.
846 * config/darwin-c.c (darwin_register_frameworks): Use sysroot.
848 2004-11-24 Devang Patel <dpatel@apple.com>
850 * gcc.c (process_command): Supply -v to linker.
852 2004-11-24 David Edelsohn <edelsohn@gnu.org>
853 Paolo Bonzini <bonzini@gnu.org>
855 * config/rs6000/rs6000.c (rs6000_return_in_memory): Allow Altivec
856 vector modes without ALTIVEC_ABI. Use GCC vector instead of
858 (rs6000_pass_by_reference): Split conditional into pieces. Use
859 GCC vector instead of synthetic vector.
861 2004-11-24 Aldy Hernandez <aldyh@redhat.com>
863 * tree.c (recompute_tree_invarant_for_addr_expr): The address of a
864 thread-local variable is invariant.
866 2004-11-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
868 * tree-pretty-print.c (dump_generic_node, case POINTER_TYPE):
869 Handle TYPE_REF_CAN_ALIAS_ALL.
870 (print_declaration): Print array dimensions like dump_generic_node.
872 * fold-const.c (operand_equal_p): Remove kludge allowing ARG0 and
873 ARG1 to be null; instead define OP_SAME and OP_SAME_NULL and use them.
875 2004-11-24 Nathan Sidwell <nathan@codesourcery.com>
877 * bitmap.c (INLINE): Do not define.
878 (bitmap_elem_to_freelist, bitmap_element_free,
879 bitmap_element_allocate, bitmap_clear, bitmap_element_zerop,
880 bitmap_element_link, bitmap_find_bit): Use inline keyword/macro.
882 2004-11-24 Kazu Hirata <kazu@cs.umass.edu>
884 * tree-ssa-dom.c (cprop_into_successor_phis): Remove code to
885 find the index of a PHI argument. Use e->dest_idx instead.
886 Replace hint with index.
888 * tree-ssa-dom.c (cprop_into_successor_phis): Replace index
891 2004-11-24 Diego Novillo <dnovillo@redhat.com>
893 * tree-ssa-alias.c (merge_pointed_to_info): Fix comment
896 2004-11-24 Joseph Myers <joseph@codesourcery.com>
898 * config/i386/i386.c (optimization_options): Use
899 SUBTARGET_OPTIMIZATION_OPTIONS.
900 * config/i386/sol2-10.h (SUBTARGET_OPTIMIZATION_OPTIONS): Define.
901 (TARGET_SUBTARGET_DEFAULT): Don't include
902 MASK_OMIT_LEAF_FRAME_POINTER.
904 2004-11-24 Mark Mitchell <mark@codesourcery.com>
906 * config/i386/sol2.h (X86_FILE_START_VERSION_DIRECTIVE):
909 2004-11-24 Joseph Myers <joseph@codesourcery.com>
911 * config/i386/t-sol2-10 (MULTILIB_DIRNAMES, MULTILIB_OSDIRNAMES):
912 Use amd64 instead of 64.
914 2004-11-24 Mark Mitchell <mark@codesourcery.com>
915 Joseph Myers <joseph@codesourcery.com>
917 * crtstuff.c (IN_LIBGCC2): Define it.
918 (EH_FRAME_SECTION_CONST): Check EH_TABLES_CAN_BE_READ_ONLY
919 instead of HAVE_LD_RO_RW_SECTION_MIXING.
920 * defaults.h (EH_TABLES_CAN_BE_READ_ONLY): New macro.
921 * dwarf2out.c (named_section_eh_frame_section): Check
922 EH_TABLES_CAN_BE_READ_ONLY.
923 * except.c (default_exception_section): Likewise.
924 * config/i386/sol2.h (EH_TABLES_CAN_BE_READ_ONLY): Define.
925 * doc/tm.texi (EH_TABLES_CAN_BE_READ_ONLY): Document.
927 2004-11-24 Kazu Hirata <kazu@cs.umass.edu>
929 * tree-ssa-pre.c (phi_translate): Use find_edge to find the
930 index of a PHI argument.
932 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi): Use
933 find_edge to find the index of a PHI argument.
935 2004-11-24 Steven Bosscher <stevenb@suse.de>
937 * expr.c (expand_expr_real_1): Remove cases for EXIT_BLOCK_EXPR
938 and LABELED_BLOCK_EXPR.
939 * gimplify.c (gimplify_labeled_block_expr): Remove.
940 (gimplify_exit_block_expr): Remove.
941 (gimplify_expr): Don't call them.
942 * tree-inline.c (copy_body_r): Don't handle EXIT_BLOCK_EXPR
943 and LABELED_BLOCK_EXPR.
944 (estimate_num_insns_1): Likewise.
945 (walk_tree): Likewise.
946 * tree-pretty-print.c (dump_generic_node): Don't handle
947 EXIT_BLOCK_EXPR and LABELED_BLOCK_EXPR.
948 * tree.def (EXIT_BLOCK_EXPR): Moved to java-tree.def.
949 (LABELED_BLOCK_EXPR): Likewise.
950 * tree.h (LABELED_BLOCK_LABEL): Moved to java-tree.h.
951 (LABELED_BLOCK_BODY): Likewise.
952 (EXIT_BLOCK_LABELED_BLOCK): Likewise.
953 (EXIT_BLOCK_RETURN): Removed.
955 2004-11-24 Steven Bosscher <stevenb@suse.de>
957 * cfgrtl.c (rtl_delete_block): Fix comment.
958 * emit-rtl.c (remove_unnecessary_notes): Die if we see BLOCK_BEG
959 or BLOCK_END insn notes.
960 * jump.c (squeeze_notes): Likewise.
961 * haifa-sched.c (reemit_notes): Don't "re-emit" EH_REGION_BEG and
962 EH_REGION_END notes, we never have them to begin with.
963 * sched-deps.c (sched_analyze_insn): When updating loop notes,
964 verify that we have indeed only recorded loop notes.
965 (sched_analyze): Die if we see EH_REGION_BEG or EH_REGION_END notes.
966 Only record loop notes.
968 * cfgexpand.c (tree_expand_cfg): Fix comment.
970 * passes.c (rest_of_compilation): Don't do a second call to
971 convert_from_eh_region_ranges from here, it's already called
973 * except.c (resolve_fixup_regions): Remove.
974 (remove_fixup_regions): Remove.
975 (convert_from_eh_region_ranges_1): Remove.
976 (convert_from_eh_region_ranges): Remove the case where EH is
977 not already lowered at the tree level. We always lower there.
979 2004-11-24 Paolo Bonzini <bonzini@gnu.org>
982 * tree.c (make_vector_type): Move qualifiers to the vector type,
983 use the inner type's main variant and build a main variant for
984 the vector type if necessary.
985 (type_hash_eq): Check a vector type's TYPE_VECTOR_SUBPARTS.
987 2004-11-24 Eric Botcazou <ebotcazou@libertysurf.fr>
989 * target.h (late_rtl_prologue_epilogue): Remove.
990 * target-def.h (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): Remove.
991 * system.h: Poison TARGET_LATE_RTL_PROLOGUE_EPILOGUE.
992 * passes.c (rest_of_handle_prologue_epilogue): Remove and move
994 (rest_of_handle_flow2): ...here.
995 (rest_of_compilation): Remove call to rest_of_handle_prologue_epilogue.
996 * doc/tm.texi (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): Remove.
998 2004-11-23 Mark Mitchell <mark@codesourcery.com>
1000 * hwint.h (HOST_LONG_LONG_FORMAT): New macro. Use it throughout.
1001 * config/i386/xm-mingw32.h (HOST_LONG_LONG_FORMAT): Define.
1002 * doc/hostconfig.texi (HOST_LONG_LONG_FORMAT): Document.
1004 2004-11-24 Daniel Jacobowitz <dan@codesourcery.com>
1006 * config/i386/i386.c (override_options): Move
1007 SUBTARGET_OVERRIDE_OPTIONS before defaulting
1008 flag_omit_frame_pointer.
1010 2004-11-23 Richard Henderson <rth@redhat.com>
1012 * rtl.h (validate_subreg): Declare.
1013 * emit-rtl.c (validate_subreg): New.
1014 (gen_rtx_SUBREG): Use it.
1015 * simplify-rtx.c (simplify_subreg): Likewise.
1016 (simplify_gen_subreg): Likewise. Remove duplicate asserts.
1017 * expr.c (emit_move_insn_1): Tidy complex move code. Use memory
1018 fallback whenever gen_realpart/gen_imagpart would not be able to
1021 2004-11-23 Richard Henderson <rth@redhat.com>
1023 * expmed.c (extract_bit_field): Use simplify_gen_subreg instead of
1024 hard-coding avoiding calls to gen_rtx_SUBREG. Split complex return
1027 2004-11-23 Diego Novillo <dnovillo@redhat.com>
1029 PR tree-optimization/18618
1030 * tree-into-ssa.c (DEF_VEC_MALLOC_P(basic_block)): Declare.
1031 (insert_phi_nodes_for): Change third argument to VEC(basic_block).
1032 * tree-ssa-dom.c (avail_exprs_stack): Change type to VEC(tree_on_heap).
1034 (stmts_to_rescan): Likewise.
1035 (const_and_copies_stack): Likewise.
1036 (nonzero_vars_stack): Likewise.
1037 (vrp_variables_stack): Likewise.
1039 2004-11-23 Richard Henderson <rth@redhat.com>
1041 * cse.c (record_jump_cond_subreg): New.
1042 (record_jump_cond): Use it instead of gen_lowpart.
1044 2004-11-23 Daniel Jacobowitz <dan@codesourcery.com>
1045 Joseph Myers <joseph@codesourcery.com>
1047 * config/sol2-c.c (solaris_register_pragmas): Use
1048 c_register_pragma_with_expansion.
1049 * config/sol2.h (HANDLE_PRAGMA_PACK_WITH_EXPANSION): Define.
1050 * c-pragma.c (c_register_pragma): Update call to
1051 cpp_register_pragma.
1052 (c_register_pragma_with_expansion): New function.
1053 (init_pragma): Honor HANDLE_PRAGMA_PACK_WITH_EXPANSION.
1054 * c-pragma.h (c_register_pragma_with_expansion): New prototype.
1055 * doc/extend.texi (Solaris Pragmas): Mention macro expansion for
1057 * doc/tm.texi (c_register_pragma_with_expansion,
1058 HANDLE_PRAGMA_PACK_WITH_EXPANSION): Document.
1060 2004-11-23 Richard Henderson <rth@redhat.com>
1062 * combine.c (gen_lowpart_for_combine): Factor out mode of x as well
1063 as mode sizes into local temporaries. Unify failure path.
1065 2004-11-23 Richard Henderson <rth@redhat.com>
1067 * emit-rtl.c, rtl.h (subreg_hard_regno): Remove.
1068 * caller-save.c (mark_set_regs): Use subreg_regno instead.
1069 * final.c (alter_subreg): Likewise.
1070 * local-alloc.c (reg_is_born): Likewise.
1072 2004-11-23 Richard Henderson <rth@redhat.com>
1074 * simplify-rtx.c (simplify_subreg): Use subreg_regno_offset directly
1075 instead of using a SUBREG temporary.
1077 2004-11-23 Kazu Hirata <kazu@cs.umass.edu>
1079 * tree-cfg.c (tree_forwarder_block_p): Speed up by reordering
1082 2004-11-23 Zack Weinberg <zack@codesourcery.com>
1084 * function.h (struct function): Remove calls_longjmp.
1085 (current_function_calls_longjmp): Delete.
1086 * tree.h (ECF_LONGJMP): Delete.
1087 (ECF_SIBCALL, ECF_PURE, ECF_SP_DEPRESSED, ECF_ALWAYS_RETURN)
1088 (ECF_LIBCALL_BLOCK): Everybody slide down one.
1089 (ECF_CONST, ECF_NORETURN, ECF_SIBCALL): Clarify comments.
1090 * builtins.c (expand_builtin_longjmp): Don't set
1091 current_function_calls_longjmp.
1092 * calls.c (special_function_p): Mark longjmp and siglongjmp
1093 with ECF_NORETURN, not ECF_LONGJMP.
1094 (emit_call_1, expand_call, emit_library_call_value_1):
1095 Don't check for ECF_LONGJMP.
1096 * tree-cfg.c (make_exit_edges, is_ctrl_altering_stmt)
1097 (need_fake_edge_p): Likewise.
1099 * config/avr/avr.h, config/ip2k/ip2k.h: Don't define NON_SAVING_SETJMP.
1100 * system.h: Poison NON_SAVING_SETJMP.
1101 * function.c (use_register_for_decl)
1102 * gcse.c (compute_hash_table_work, compute_store_table)
1103 * postreload-gcse.c (record_opr_changes)
1104 * reload.c (find_equiv_reg)
1105 * reload1.c (reload)
1106 * config/i386/i386.c (ix86_can_use_return_insn_p):
1107 Remove code conditional on NON_SAVING_SETJMP.
1108 * doc/tm.texi: Delete documentation of NON_SAVING_SETJMP.
1110 * config/i386/sysv3.h: Delete file.
1111 * config/i386/i386.c (ix86_svr3_asm_out_constructor): Delete.
1113 2004-11-23 Dorit Naishlos <dorit@il.ibm.com>
1115 * tree-vectorizer.c (vect_analyze_operations): Don't vectorize if
1116 the vectorization factor is greater than the iteration count.
1117 (vect_gen_niters_for_prolog_loop): No need to calculate min if the
1118 iteration count is known.
1120 (vect_build_symbol_bound): Removed. Its functionality moved to
1121 vect_generate_tmps_on_preheader.
1122 (vect_generate_tmps_on_preheader): Moved content of
1123 vect_build_symbol_bound here instead of calling it. Changed some
1126 (vect_build_loop_niters): We don't expect a new_bb to be generated -
1128 (vect_gen_niters_for_prolog_loop): Likewise.
1129 (vect_gen_niters_for_prolog_loo): Likewise.
1131 (slpeel_make_loop_iterate_ntimes): Use buildN instead of build.
1132 (slpeel_add_loop_guard): Likewise.
1133 (slpeel_tree_peel_loop_to_edge): Likewise.
1134 (vect_do_peeling_for_alignment): Likewise.
1136 (vect_get_first_index): Missing space.
1138 2004-11-23 Ulrich Weigand <uweigand@de.ibm.com>
1140 * config/s390/s390.md ("*iordi3"): Mark commutative.
1141 ("*iorsi3_zarch", "*iorsi3_esa"): Likewise.
1143 2004-11-23 Kazu Hirata <kazu@cs.umass.edu>
1145 * tree-phinode.c (resize_phi_node): Abort when LEN is strictly
1146 greater than PHI_ARG_CAPACITY.
1147 (reserve_phi_args_for_new_edge): Initialize the new PHI
1148 argument to NULL_TREE. Increment PHI_NUM_ARGS.
1149 (add_phi_arg): Add a PHI argument to the slot given by
1151 (remove_phi_arg_num): Do not write to PHI_ARG_EDGE.
1152 * tree-flow-inline (phi_arg_from_edge): Return E->dest_idx.
1153 * tree-ssa.c (ssa_redirect_edge): Check for a missing PHI
1154 argument by looking at PHI_ARG_DEF.
1155 (verify_phi_args): Check for a missing PHI argument. Remove
1156 the check for duplicate PHI arguments.
1157 * tree.h (PHI_ARG_EDGE): Redefine in terms of EDGE_PRED.
1158 (phi_arg_d): Remove e.
1160 * tree-cfg.c (tree_try_redirect_by_replacing_jump): Speed up
1161 by restricting to the case with two outgoing edges.
1163 2004-11-23 Andreas Krebbel <krebbel1@de.ibm.com>
1165 * config/s390/s390.c (s390_backchain_string): Removed.
1166 (s390_return_addr_rtx, s390_back_chain_rtx, s390_frame_info)
1167 (s390_emit_prologue, s390_va_start, s390_gimplify_va_arg):
1168 Changed users of TARGET_BACKCHAIN, TARGET_NO_BACKCHAIN and
1169 TARGET_KERNEL_BACKCHAIN to reflect the new options.
1170 * config/s390/s390.h (MASK_BACKCHAIN, MASK_PACKED_STACK): New macros.
1171 (TARGET_KERNEL_BACKCHAIN): Removed.
1172 (TARGET_BACKCHAIN): Former triple state option change to a target flag.
1173 (TARGET_PACKED_STACK): New macro.
1174 (TARGET_SWITCHES): New switches added.
1175 (TARGET_OPTIONS): "backchain", "no-backchain" and "kernel-backchain"
1177 (DYNAMIC_CHAIN_ADDRESS): Use TARGET_PACKED_STACK.
1178 * config/s390/s390.md ("allocate_stack", "restore_stack_block")
1179 ("save_stack_nonlocal", "restore_stack_nonlocal"): Modified to reflect
1180 the change in target switch semantics.
1181 * config/s390/tpf.h (TARGET_DEFAULT_BACKCHAIN): Removed.
1182 (TARGET_DEFAULT): MASK_BACKCHAIN added.
1183 * doc/invoke.texi: Added documentation for the new/changed options.
1185 2004-11-23 Uros Bizjak <uros@kss-loka.si>
1187 PR rtl-optimization/18614
1188 * simplify-rtx.c (simplify_binary_operation): Do not
1189 simplify inner elements of constant arguments of
1192 2004-11-23 Eric Botcazou <ebotcazou@libertysurf.fr>
1194 * gthr-solaris.h (__gthread_recursive_mutex_init_function): Use
1197 2004-11-23 Kazu Hirata <kazu@cs.umass.edu>
1199 * tree-phinode.c (make_phi_node): Use a new variable,
1200 capacity, to receive the return value of ideal_phi_node_len.
1202 2004-11-23 Eric Botcazou <ebotcazou@libertysurf.fr>
1204 * gthr-solaris.h (__gthread_recursive_mutex_t): New type.
1205 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
1206 __gthread_recursive_mutex_init_function.
1207 (__gthread_key_create): Properly cast -1.
1208 (__gthread_recursive_mutex_init_function): New function.
1209 (__gthread_recursive_mutex_lock): Rewrite.
1210 (__gthread_recursive_mutex_trylock): Likewise.
1211 (__gthread_recursive_mutex_unlock): Likewise.
1213 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
1215 * config/c4x/t-rtems: New.
1216 * config.gcc: Reflect having added c4x/t-rtems.
1218 2004-11-23 Dorit Naishlos <dorit@il.ibm.com>
1222 * tree-vectorizer.c (vect_create_data_ref_ptr): Use
1223 lang_hooks.types.type_for_size instead of integer_type_node for the
1226 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
1228 * config.gcc (h8300-*-rtems*): Use h8300/t-rtems.
1230 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
1232 * config/arm/t-rtems: New.
1233 * config.gcc: Reflect having added arm/t-rtems.
1235 2004-11-23 Kazu Hirata <kazu@cs.umass.edu>
1237 * tree-cfg.c (tree_execute_on_growing_pred): New.
1238 (tree_cfg_hooks): Add tree_execute_on_growing_pred.
1239 * tree-flow.h: Add a prototype for
1240 reserve_phi_args_for_new_edge.
1241 * tree-phinodes.c (reserve_phi_args_for_new_edge): New.
1242 (add_phi_arg): Don't resize a PHI array.
1244 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
1246 * config.gcc: Add avr-*-rtems*.
1247 * config/avr/t-rtems: New.
1248 * config/avr/rtems.h: New.
1250 2004-11-22 Daniel Berlin <dberlin@dberlin.org>
1252 * df.c (dataflow_set_a_op_b): Remove reslt parameter, since it's
1253 always the same as op1. Use bitmap_ior_into and bitmap_and_into.
1254 Add comment to function.
1256 2004-11-22 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1259 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __hppa__.
1261 PR rtl-optimization/14838
1262 * emit-rtl.c (get_first_nonnote_insn): Don't assume first insn is a
1264 (get_last_nonnote_insn): Don't assume last insn is a note.
1266 2004-11-22 Roger Sayle <roger@eyesopen.com>
1268 * fold-const.c (nondestructive_fold_binary_to_constant): Rename
1269 to fold_binary_to_constant.
1270 (nondestructive_fold_unary_to_constant): Likewise, rename to
1271 fold_unary_to_constant.
1272 (fold_relational_hi_lo): Update call to fold_binary_to_constant.
1273 * tree.h (nondestructive_fold_binary_to_constant): Update prototype.
1274 (nondestructive_fold_unary_to_constant): Likewise.
1275 * tree-ssa-ccp.c (ccp_fold): Update calls to fold_unary_to_constant
1276 and fold_binary_to_constant.
1277 * tree-ssa-loop-niter.c (EXEC_BINARY, EXEC_UNARY): Delete macros.
1278 (inverse, number_of_iterations_cond): Replace uses of EXEC_BINARY
1279 and EXEC_UNARY with calls to fold_*nary_to_constant.
1280 * tree-ssa-loop-ivopts.c (EXEC_BINARY, EXEC_UNARY): Delete macros.
1281 (idx_find_step): Replace uses of EXEC_BINARY with calls to
1282 fold_binary_to_constant.
1284 2004-11-22 Nick Clifton <nickc@redhat.com>
1286 * sbitmap.c (sbitmap_union_of_preds): Remove redundant
1287 initialisation of 'e'.
1289 2004-11-22 Roger Sayle <roger@eyesopen.com>
1291 * config/i386/i386.h (TARGET_USE_FANCY_MATH_387): New macro.
1292 * config/i386/i386.c (override_options): Set MASK_NO_FANCY_MATH_387
1293 automatically for targets without TARGET_80387.
1294 * config/i386/i386.md (sqrtsf2, sqrtsf2_1, sqrtsf2_i387, sqrtdf2,
1295 sqrtdf2_1, sqrtdf2_i387, *sqrtextendsfdf2, sqrtxf2,
1296 *sqrtextenddfxf2, *sqrtextendsfxf2, fpremxf4, fmodsf3, fmoddf3,
1297 fmodxf3, fprem1xf4, dremsf3, dremdf3, dremxf3, *sindf2, *sinsf2,
1298 *sinextendsfdf2, *sinxf2, *cosdf2, *cossf2, *cosextendsfdf2,
1299 *cosxf2, sincosdf3, sincossf3, *sincosextendsfdf3, sincosxf3,
1300 *tandf3_1, tandf2, *tansf3_1, tansf2, *tanxf3_1, tanxf2,
1301 atan2df3_1, atan2df3, atandf2, atan2sf3_1, atan2sf3, atansf2,
1302 atan2xf3_1, atan2xf3, atanxf2, asindf2, asinsf2, asinxf2,
1303 acosdf2, acossf2, acosxf2, fyl2x_xf3, logsf2, logdf2, logxf2,
1304 log10sf2, log10df2, log10xf2, log2sf2, log2df2, log2xf2,
1305 fyl2xp1_xf3, log1psf2, log1pdf2, log1pxf2, *fxtractxf3, logbsf2,
1306 logbdf2, logbxf2, ilogbsi2, *f2xm1xf2, *fscalexf4, expsf2,
1307 expdf2, expxf2, exp10sf2, exp10df2, exp10xf2, exp2sf2, exp2df2,
1308 exp2xf2, expm1df2, expm1sf2, expm1xf2, frndintxf2, rintdf2,
1309 rintsf2, rintxf2, frndintxf2_floor, floordf2, floorsf2,
1310 floorxf2, frndintxf2_ceil, ceildf2, ceilsf2, ceilxf2,
1311 frndintxf2_trunc, btruncdf2, btruncsf2, btruncxf2,
1312 frndintxf2_mask_pm, nearbyintdf2, nearbyintsf2, nearbyintxf2):
1313 Simplify conditionals using TARGET_USE_FANCY_MATH_387.
1315 2004-11-22 Dale Johannesen <dalej@apple.com>
1317 * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Conditionalize
1318 properly and comment.
1320 2004-11-22 James A. Morrison <phython@gcc.gnu.org
1322 * config/sparc/sparc.c: Include insn-codes.h and langhooks.h.
1323 (sparc_init_builtins): New function.
1324 (sparc_init_vis_builtins): Create builtin functions for VIS
1326 (sparc_expand_builtin): Expand builtin functions for VIS instructions.
1327 (TARGET_INIT_BUILTINS): Define to sparc_init_builtins.
1328 (TARGET_EXPAND_BUILTIN): Define to sparc_expand_builtin.
1329 (def_builtin): New macro for creating builtin functions.
1330 (P): New mode macro for pointer types.
1331 (UNSPEC_FPACK16, UNSPEC_FPACK32, UNSPEC_FPACKFIX, UNSPEC_FEXPAND,
1332 UNSPEC_FPMERGE, UNSPEC_MUL16AL, UNSPEC_MUL8UL, UNSPEC_MULDUL,
1333 UNSPEC_ALIGNDATA, UNSPEC_ALIGNADDR, UNSPEC_PDIST): New constants.
1334 (fpack16_vis, fpackfix_vis, fpack32_vis, fexpand_vis, fpmerge_vis,
1335 fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
1336 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis, pdist_vis,
1337 faligndata<V64:mode>_vis, alignaddr<P:mode>_vis): New patterns.
1339 2004-11-22 Devang Patel <dpatel@apple.com>
1341 * tree-if-conv.c (clean_predicate_lists): Clean all basic blocks.
1343 2004-11-22 Devang Patel <dpatel@apple.com>
1345 * tree-if-conv.c (if_convertable_phi_p): Rename to ...
1346 (if_convertible_phi_p): ... new name.
1347 (if_convertable_modify_expr_p): Rename to ...
1348 (if_convertible_modify_expr_p): ... new name.
1349 (if_convertable_stmt_p): Rename to ...
1350 (if_convertible_stmt_p): ... new name.
1351 (if_convertable_bb_p): Rename to ...
1352 (if_convertible_bb_p): ... new name.
1353 (if_convertable_loop_p): Rename to ...
1354 (if_convertible_loop_p): ... new name.
1356 2004-11-22 Eric Botcazou <ebotcazou@libertysurf.fr>
1359 * configure.ac (threading): Accept 'posix95'.
1360 * configure: Regenerate.
1361 * config.gcc (i[34567]86-*-solaris2*): On Solaris up to 2.6,
1362 include sol26.h and default to posix95 threads if have_pthread_h.
1363 (sparc-*-solaris2*): Likewise.
1364 * gthr.h: Include gthr-posix95.h if _PTHREADS95 is defined.
1365 * gthr-posix95.h: New file.
1366 * config/sol26.h: New file.
1367 * doc/install.texi (--enable-threads): Document 'posix95'.
1369 2004-11-23 Ben Elliston <bje@au.ibm.com>
1371 * pointer-set.h (pointer_set_contains): Remove.
1372 * pointer-set.c (pointer_set_contains): Likewise.
1374 2004-11-22 Dale Johannesen <dalej@apple.com>
1376 * calls.c (expand_call): Do not call preserve_temp_slots.
1378 2004-11-22 Kazu Hirata <kazu@cs.umass.edu>
1380 * tree-flow.h: Remove the prototype for remove_phi_arg.
1381 Add a prototype for remove_phi_args.
1382 * tree-phinodes.c (remove_phi_arg): Remove.
1383 (remove_phi_args): New.
1384 * tree-ssa.c (ssa_remove_edge): Call remove_phi_args instead
1387 * cfg.c (unchecked_make_edge): Call execute_on_growing_pred
1388 after making an edge.
1389 (remove_edge): Call execute_on_shrinking_pred before removing
1391 (redirect_edge_succ): Call execute_on_growing_pred and
1392 execute_on_shrinking_pred.
1393 * cfghooks.c (execute_on_growing_pred): New.
1394 (execute_on_shrinking_pred): Likewise.
1395 * cfghooks.h (cfg_hooks): Add execute_on_growing_pred and
1396 execute_on_shrinking_pred.
1397 Add prototypes for execute_on_growing_pred and
1398 execute_on_shrinking_pred.
1399 * cfgrtl.c (rtl_cfg_hooks): Add NULL hooks to
1400 execute_on_growing_pred and execute_on_shrinking_pred.
1401 (cfg_layout_rtl_cfg_hook): Likewise.
1402 * tree-cfg.c (tree_cfg_hooks): Likewise.
1404 * tree-cfg.c (tree_execute_on_shrinking_pred): New.
1405 (tree_cfg_hooks): Use it.
1406 * tree-ssa.c (ssa_remove_edge): Don't call remove_phi_args.
1407 (ssa_redirect_edge): Don't call remove_phi_arg_num.
1409 * tree-phinodes.c (remove_phi_arg_num): Make it static.
1410 * tree-flow.h: Remove the corresponding prototype.
1412 * tree-ssa.c (ssa_remove_edge): Remove.
1413 * tree-flow.h: Remove the corresponding prototype.
1414 * tree-cfg.c: Replace ssa_remove_edge with remove_edge.
1415 * basic-block.h: Likewise.
1416 * tree-if-conv.c: Likewise.
1417 * tree-ssa-threadupdate.c: Likewise.
1419 2004-11-23 Ben Elliston <bje@au.ibm.com>
1421 * doc/cfg.texi (Maintaining the CFG): Use @ftable instead of
1422 @table to list the BSI methods. Use individual @findex directives
1423 instead of one with a comma-separated list of index entries.
1425 2004-11-22 Zdenek Dvorak <dvorakz@suse.cz>
1427 PR tree-optimization/18529
1428 * fold-const.c (fold_to_nonsharp_ineq_using_bound): New function.
1429 (simple_operand_p): Use STRIP_NOPS. Consider SSA names simple.
1430 (fold): Call fold_to_nonsharp_ineq_using_bound.
1431 * tree-ssa-loop-niter.c (simplify_replace_tree): New function.
1432 (number_of_iterations_cond): Fold the expressions before futher
1434 (tree_simplify_using_condition): Handle case when cond or expr is
1435 an EQ_EXPR specially.
1437 2004-11-22 Daniel Berlin <dberlin@dberlin.org>
1439 * tree-ssa.c (verify_ssa): SSA_OP_ALL_USES should be
1440 SSA_OP_ALL_USES | SSA_OP_ALL_KILLS for verification purposes.
1442 2004-11-22 David Edelsohn <edelsohn@gnu.org>
1443 Fariborz Jahanian <fjahanian@apple.com>
1445 * config/rs6000/rs6000.c (rs6000_return_in_memory): Test
1447 (function_arg_boundary): Align 8 to 16 byte vectors like SPE.
1448 Align 16 byte and larger vectors like Altivec.
1449 (function_arg_advance): Pass any 16 byte vector like Altivec vector.
1450 (function_arg): Same.
1451 (rs6000_pass_by_references): Test TARGET_ALTIVEC_ABI.
1453 2004-11-22 Andrew Pinski <pinskia@physics.uc.edu>
1456 * tree-sra.c (scalarize_init): Unshare the rhs before gimplifying
1459 2004-11-22 Richard Henderson <rth@redhat.com>
1461 * function.c (assign_parm_setup_block): Revert 11-13 change to
1462 forcably re-mode a (possibly BLKmode) hard register.
1464 2004-11-22 Eric Botcazou <ebotcazou@libertysurf.fr>
1466 * config/sparc/sparc.c (mem_min_alignment): Check MEM_ALIGN.
1468 2004-11-22 David Edelsohn <edelsohn@gnu.org>
1470 * config/rs6000/power4.md: Remove delay between dispatch and issue
1471 associated with dispatch group slots 3 and 4.
1472 * config/rs6000/power5.md: Same.
1474 2004-11-21 Jeff Law <law@redhat.com>
1476 * cfg.c (cached_make_edge): Use find_edge rather than an inlined
1478 * cfgbuild.c (make_edges): Likewise.
1479 * cfghooks.c (can_duplicate_block_p): Likewise.
1480 * cfgloop.c (loop_latch_edge): Likewise.
1481 * cfgloopmanip.c (force_single_succ_latches): Likewise.
1482 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
1483 * predict.c (predict_loops, propagate_freq): Likewise.
1484 * tracer.c (tail_duplicate): Likewise.
1485 * tree-cfg.c (disband_implicit_edges): Likewise.
1486 (tree_forwarder_block_p, tree_flow_call_edges_add): Likewise.
1488 2004-11-22 Nick Clifton <nickc@redhat.com>
1490 * sbitmap.c (sbitmap_union_of_preds): Remove redundant
1491 initialisation of 'e'.
1493 2004-11-22 Kazu Hirata <kazu@cs.umass.edu>
1495 PR rtl-optimization/18599
1496 * regrename.c (copyprop_hardreg_forward): Speed up by putting
1497 BB_VISITED flags on basic blocks as we process them.
1499 2004-11-22 Nathan Sidwell <nathan@codesourcery.com>
1502 * config/rs6000/altivec.md (VI_char): New mode attribute.
1503 (addv16qi3, addv8hi3, addv4ai3): Replace with ...
1504 (add<mode>3): ... this.
1505 (subv16qi3, subv8hi3, subv4ai3): Replace with ...
1506 (sub<mode>3): ... this.
1507 (smaxv16qi3, smaxv8hi3, smaxv4ai3): Replace with ...
1508 (smax<mode>3): ... this.
1509 (sminv16qi3, sminv8hi3, sminv4ai3): Replace with ...
1510 (smin<mode>3): ... this.
1511 (umaxv16qi3, umaxv8hi3, umaxv4ai3): Replace with ...
1512 (umax<mode>3): ... this.
1513 (uminv16qi3, uminv8hi3, uminv4ai3): Replace with ...
1514 (umin<mode>3): ... this.
1515 (andv16qi3, andv8hi3, andv4ai3): Replace with ...
1516 (and<mode>3): ... this.
1517 (iorv16qi3, iorv8hi3, iorv4ai3): Replace with ...
1518 (ior<mode>3): ... this.
1519 (xorv16qi3, xorv8hi3, xorv4ai3): Replace with ...
1520 (xor<mode>3): ... this.
1521 (andv16qi3, andv8hi3, andv4ai3): Replace with ...
1522 (and<mode>3): ... this.
1523 (iorv16qi3, iorv8hi3, iorv4ai3): Replace with ...
1524 (ior<mode>3): ... this.
1525 (altivec_vnor): Replace with ...
1526 (altivec_nor<mode>): ... this.
1527 (one_cmplv16qi2, one_cmplv8hi2, one_complv4ai2): Replace with ...
1528 (one_cmpl<mode>2): ... this.
1529 (altivec_vandc): New expander.
1530 (*andc<mode>3): New insn.
1531 * config/rs6000/rs6000.c (bdesc_2arg): Adjust for new insn names.
1533 2004-11-22 Dorit Naishlos <dorit@il.ibm.com>
1536 * tree-vectorizer.c (make_loop_iterate_ntimes): Use type of niters when
1537 creating iv instead of integer_type.
1538 (vect_build_loop_niters): Remove redundant code.
1539 (vect_transform_loop_bound): Removed (duplicates functionality of
1540 make_loop_iterate_ntimes.
1541 (vect_gen_niters_for_prolog_loop): Add documentation. Call
1542 lang_hooks.types.type_for_size to create a type of the required size.
1543 Use that type instead of integer_type. Remove redundant code.
1544 (vect_update_niters_after_peeling): Use type of niters instead of
1546 (vect_transform_loop): Unify handling of known and unknown loop bound
1547 cases. Call make_loop_iterate_ntimes instead of
1548 vect_transform_loop_bound.
1550 2004-11-22 Andrew Pinski <pinskia@physics.uc.edu>
1553 * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Move darwin-fallback.c to
1556 2004-11-22 Dorit Naishlos <dorit@il.ibm.com>
1559 * tree-vectorizer.c (vect_analyze_data_refs): Fail if memtag not found.
1561 2004-11-22 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1563 * config.gcc: Use t-slibgcc-elf to build libgcc_s.so on
1565 * config/m32r/t-linux (SHLIB_MAPFILES): Override to use
1566 m32r/libgcc-glibc.ver.
1567 * config/m32r/libgcc-glibc.ver: Add New file.
1569 2004-11-22 Nathan Sidwell <nathan@codesourcery.com>
1571 * bitmap.h (struct bitmap_obstack): New obstack type.
1572 (struct bitmap_head_def): Replace using_obstack with obstack
1574 (bitmap_default_obstack): New.
1575 (bitmap_initialize): Make inline, does not do allocation.
1576 (bitmap_release_memory): Remove.
1577 (bitmap_obstack_initialize, bitmap_obstack_release): Declare.
1578 (bitmap_obstack_alloc, bitmap_malloc_alloc, bitmap_gc_alloc,
1579 bitmap_obstack_free, bitmap_malloc_free): Declare.
1580 (BITMAP_OBSTACK_ALLOC, BITMAP_GGC_ALLOC, BITMAP_XMALLOC): Adjust.
1581 (BITMAP_FREE): Replace with ...
1582 (BITMAP_OBSTACK_FREE): ... this.
1583 (BITMAP_XFREE): Adjust.
1584 (BITMAP_INIT_ONCE): Remove.
1585 * bitmap.c (bitmap_obstack, bitmap_obstack_init, bitmap_free: Remove.
1586 (bitmap_default_obstack): New.
1587 (bitmap_elem_to_freelist): Adjust.
1588 (bitmap_element_allocate): Adjust. Break initialization into ...
1589 (bitmap_obstack_initialize): ... here.
1590 (bitmap_release_memory): Replace with ...
1591 (bitmap_obstack_release): ... this.
1592 (bitmap_obstack_alloc, bitmap_malloc_alloc, bitmap_gc_alloc,
1593 bitmap_obstack_free, bitmap_malloc_free): New.
1594 (bitmap_ior_and_compl, bitmap_ior_and_compl_into): Use
1596 (bitmap_initialize): Move to bitmap.h.
1597 * gengtype.c (open_base_files): Add obstack.h to ifiles.
1598 * Makefile.in (BASIC_BLOCK_H, REGS_H): Add obstack.h.
1599 * basic-block.h (INIT_REG_SET): Allocate from reg_obstack.
1600 (INITIALIZE_REG_SET): Remove.
1601 (FREE_REG_SET): Use BITMAP_OBSTACK_FREE.
1602 (INIT_ONCE_REG_SET, MAX_REGNO_REG_SET): Remove.
1603 (flow_obstack): Do not declare.
1604 (reg_obstack): Declare.
1605 * regs.h: Include obstack.h.
1606 * tree-optimize.c (tree_rest_of_compilation): Initialize and
1607 release bitmap obstack here.
1608 * bb-reorder.c: #include regs, not basic-block.
1609 (fix_crossing_conditional_branches): Allocate regsets from
1611 * bt-load.c: Do not inlude bitmap.h, sbitmap.h, basic-block.h or
1613 * caller-save.c: Include regs.h earlier.
1614 * cfg.c: Do not include basic-block.h or obstack.h.
1615 (reg_obstack): Define.
1616 * cfganal.c: Include obstack.h
1617 * cfgcleanyp.c: Do not include basic-block.h. Include regs.h
1619 * cfglayout.c: Do not include obstack.h.
1620 (flow_obstack): Remove declaration.
1621 (cfg_layout_duplicate_bb): Use reg_obstack.
1622 * cfgloop.c, cfgloopanal.c, cfgloopmanip.c: Include obstack.h.
1623 * cfgrtl.c (rtl_split_block): Use reg_obstack.
1624 (force_nonfallthru_and_redirect, rtl_split_edge): Likewise.
1625 (safe_insert_insn_on_edge): Use OBSTACK_ALLOC_REG_SET, adjust.
1626 (cfg_layout_split_edge): Use reg_obstack.
1627 * cse.c: Include regs.h earlier.
1628 * ddg.c: Do not include basic-block.h.
1629 * dominance.c: Inlude obstack.h.
1630 * flow.c (update_life_info): Use OBSTACK_ALLOC_REG_SET, adjust.
1631 (calculate_global_regs_live): Likewise.
1632 (allocate_bb_life_data): Use reg_obstack.
1633 (init_propagate_block_info): Use OBSTACK_ALLOC_REGSET.
1634 * global.c: Do not include basic-block.h.
1635 (build_insn_chain): Use OBSTACK_ALLOC_REG_SET, adjust.
1636 * graph.c: Include obstack.h.
1637 * haifa-sched.c: Do not include basic-block.h.
1638 * ifcvt.c: Use OBSTACK_ALLOC_REG_SET, adjust.
1639 * local-alloc.c: Do not include basic-block.h.
1640 * loop-init.c, loop-invariant.c: Include obstack.h.
1641 * loop-iv.c: Likewise.
1642 (simplify_using_initial_values): Use OBSTACK_ALLOC_REG_SET,
1644 * loop-unroll.c, loop-unswitch.c: Inlude obstack.h.
1645 * modulo-sched.c: Do not include basic-block.h.
1646 * passes.c (rest_of_handle_final): Do not call
1647 regset_release_memory.
1648 * ra-debug.c: Include regs.h earlier. Do not include
1650 * recog.c (peephole2_optimize): Use OBSTACK_ALLOC_REG_SET, adjust.
1651 * regclass.c (init_reg_sets): Do not call INIT_ONCE_REG_SET.
1652 (allocate_reg_info): Do not call MAX_REGNO_REG_SET.
1653 (regset_release_memory): Remove.
1654 * resource.c: Do not include basic-block.h.
1655 * rtlanal.c: Do not include basic-block.h.
1656 * sbitmap.c: Include obstack.h.
1657 * sched-deps.c: Do not include basic-block.h.
1658 (reg_pending_sets_head, reg_pending_clobbers_head,
1659 reg_pending_uses_head): Remove.
1660 (init_deps_global): Use OBSTACK_ALLOC_REG_SET.
1661 * sched-ebb.c: Do not include basic-block.h.
1662 * sched-rgn.c: Likewise.
1663 * tree-if-conv.c (get_loop_body_in_if_conv_order): Use
1665 * tree-outof-ssa.c (perform_edge_inserts): Use BITMAP_XFREE.
1666 * tree-sra.c (decide_instantiations): Adjust bitmap
1668 * tree-ssa-dce.c: Include obstack.h.
1669 * tree-ssa-pre.c (grand_bitmap_obstack): Make a bitmap_obstack.
1670 (value_insert_into_set_bitmap): Remove useless bitmap_clear.
1671 (bitmap_set_new): Likewise.
1672 (init_pre): Initialize bitmap obstack.
1673 (fini_pre): Release bitmap obstack.
1674 * tree-ssanames.c (ssa_names_to_rewrite): Make static.
1675 (marked_for_rewrite_p): ssa_names_to_rewrite is never NULL.
1676 (mark_for_rewrite, unmark_for_rewrite): Likewise.
1677 (marked_ssa_names): Likewise.
1678 (init_ssanames): Use BITMAP_XMALLOC.
1679 (fini_ssanames): Use BITMAP_XFREE.
1680 * web.c: Include obstack.h
1682 2004-11-22 Nick Clifton <nickc@redhat.com>
1684 * sbitmap.c (sbitmap_union_of_preds): Set 'e' to the next edge
1685 predecessor in the first for-loop.
1687 2004-11-21 Stan Shebs <shebs@apple.com>
1689 * config/rs6000/rs6000.c: (rs6000_darwin64_function_arg): Add
1691 (function_arg): Move darwin test up, sniff mode first for
1692 efficiency, test for union type.
1694 2004-11-21 Dale Johannesen <dalej@apple.com>
1696 * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
1698 2004-11-21 Jeff Law <law@redhat.com>
1700 * tree-ssa.c (verify_use): Fix comment.
1701 (verify_phi_args): Check that the number of incoming edges matches
1702 the number of PHI arguments. Check that each PHI argument is
1703 either an SSA_NAME or an invariant. Coalesce tests for PHIs for
1704 dead or duplicated edges. Clear e->aux earlier and avoid separate
1705 loop to clear e->aux and test for missed edges.
1706 (verify_ssa): Remove first walk over statements. Move checking
1707 of PHI args into verify_phi_args. Move checking of statements
1708 with aliased stores and V_MAY_DEFS into the remaining loop over
1709 the statements. Register defs by walking through the formal
1712 2004-11-21 Roger Sayle <roger@eyesopen.com>
1715 * dojump.c (compare_from_rtx): Clarify mode argument in function
1716 description. Correct order of mode/cmp_mode arguments in call to
1717 simplify_relational_operation. Check "tem" for COMPARISON_P.
1719 2004-11-21 Paolo Bonzini <bonzini@gnu.org>
1720 David Edelsohn <edelsohn@gnu.org>
1723 * config/rs6000/rs6000.c (rs6000_return_in_memory): Return
1724 synthetic vectors in memory.
1725 (function_arg_boundary): Align large synthetic vectors.
1726 (rs6000_pass_by_reference): Pass synthetic vectors in memory.
1728 2004-11-21 Jeff Law <law@redhat.com>
1730 * cfg.c (update_bb_profile_for_threading): Do not rescale the
1731 successor probabilities if they are not going to change. Pull
1732 division out of loop if we do need to rescale successor probabilities.
1734 * tree-ssa-threadupdate.c (redirection_data_hash): Use the
1735 index of the destination block for the hash value rather than
1738 2004-11-20 Joseph S. Myers <joseph@codesourcery.com>
1740 * c-typeck.c (build_array_ref): Don't check for index == 0. Make
1741 checks for neither argument being an array or pointer (swapping
1742 the arguments if necessary), the array argument being a pointer to
1743 or array of functions and for -Wchar-subscripts warnings upfront.
1745 2004-11-20 Jeff Law <law@redhat.com>
1747 * regrename.c (copyprop_hardreg_forward): Only search for a
1748 previously processed block if the current block only has one
1751 2004-11-20 Kazu Hirata <kazu@cs.umass.edu>
1753 * tree-ssa-threadupdate.c, tree-vectorizer.c: Fix comment
1755 * config/arm/arm.c: Follow spelling conventions.
1757 2004-11-20 Richard Earnshaw <rearnsha@arm.com>
1759 * arm.c (arm_override_options): Use arm_ld_sched rather than testing
1760 a bit in tune_flags.
1761 (const_double_needs_minipool): Likewise. Split most of the code out
1763 (arm_const_double_inline_cost): ... new function here.
1764 * arm-protos.h (arm_const_double_inline_cost): Add prototype.
1765 * arm.h (EXTRA_CONSTRAINT_STR_ARM): Add D[abc] constraints for double-
1766 word constants of length 2, 3 and 4 insns respectively.
1767 (CONSTRAINT_LEN): The 'D' prefix is a 2-letter constraint.
1768 * arm.md (arm_movdi, movdf_soft_insn): Add alternatives for D[abc]
1769 constraints. Set insn lenghts accordingly.
1771 2004-11-19 Jeff Law <law@redhat.com>
1773 * tree-ssa-threadupdate.c: Replace REDIRECTION_DATA varray with
1774 a hash table. Extensive modifications throughout to support
1777 (struct local_info): New.
1778 (struct redirection_data): Add new INCOMING_EDGES and DO_NOT_DUPLICATE
1780 (redirection_data): Now a hashtable.
1781 (redirection_data_hash, redirection_data_eq): New.
1782 (lookup_redirection_data, create_duplicates): New.
1783 (create_edge_and_update_destionation_phis): New.
1784 (fixup_template_block, redirect_edges): New.
1785 (thread_block): Use hash table traversals instead of loops over
1786 varray entries or incoming edge vectors.
1788 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
1790 * basic-block.h (edge_def): Add dest_idx.
1791 * cfg.c (unchecked_make_edge): Initialize dest_idx.
1792 (remove_edge): Simplify the disconnection of an edge from its
1794 (redirect_edge_succ): Likewise.
1795 * cfghooks.c (verify_flow_info): Check the consistency of
1796 dest_idx for each edge.
1798 2004-11-19 Aldy Hernandez <aldyh@redhat.com>
1800 * simplify-rtx.c (simplify_ternary_operation): Use
1803 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
1805 * tree-cfg.c (reinstall_phi_args): New.
1806 (tree_split_edge): Use it after redirecting an edge. Don't
1807 modify PHI_ARG_EDGE.
1809 2004-11-19 Andreas Tobler <a.tobler@schweiz.ch>
1811 * tree-vectorizer.c (slpeel_verify_cfg_after_peeling): Define only
1812 if checking is enabled.
1814 2004-11-19 Joseph S. Myers <joseph@codesourcery.com>
1816 * c-decl.c (push_scope): Remove "\n" from end of diagnostic for
1817 too many nested scopes.
1819 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
1822 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Peeling scheme
1823 changed to suppoer uses-after-loop and to void creating flow paths
1824 that shouldn't exist.
1825 (slpeel_update_phi_nodes_for_guard): Takes additional two arguments.
1826 Modified to fit the new peeling scheme. Avoid quadratic behavior.
1827 (slpeel_add_loop_guard): Takes additional argument.
1828 (slpeel_verify_cfg_after_peeling): New function.
1829 (vect_update_ivs_after_vectorizer): Takes additional argument. Updated
1830 documentation. Use 'exit-bb' instead of creating 'new-bb'.
1831 (rename_variables_in_bb): Don't update phis for BBs out of loop, to fit
1832 the new peeling scheme.
1833 (copy_phi_nodes): Function removed. Its functionality moved to
1834 update_phis_for_duplicate_loop.
1835 (slpeel_update_phis_for_duplicate_loop): Functionality of copy_phi_nodes
1836 moved here. Added documentation. Modified to fit the new peeling scheme.
1837 (slpeel_make_loop_iterate_ntimes): Setting loop->single_exit not not
1838 needed - done in slpeel_tree_peel_loop_to_edge.
1839 (slpeel_tree_duplicate_loop_to_edge_cfg): Debug printouts compacted.
1840 (vect_do_peeling_for_loop_bound): Add documentation. Call
1841 slpeel_verify_cfg_after_peeling. Call vect_update_ivs_after_vectorizer
1842 with additional argument.
1843 (vect_do_peeling_for_alignment): Call slpeel_verify_cfg_after_peeling.
1845 (vect_finish_stmt_generation): Avoid 80 column oveflow.
1847 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
1849 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Last two
1851 (slpeel_tree_peel_loop_to_edge): Call slpeel_make_loop_iterate_ntimes
1852 without last two arguments. Update single_exit of loops.
1853 (vect_update_niters_after_peeling): Removed. Its functionality was
1854 moved to vect_do_peeling_for_alignment.
1855 (vect_do_peeling_for_loop_bound): New name for function previously
1856 called vect_transform_for_unknown_loop_bound.
1857 (vect_transform_loop_bound): Call slpeel_make_loop_iterate_ntimes
1858 instead of code that duplicates the same functionality.
1859 (vect_do_peeling_for_alignment): Functionality of
1860 vect_update_niters_after_peeling moved here.
1861 (vect_transform_loop): Unify call to vect_do_peeling_for_loop_bound -
1862 previously named vect_transform_for_unknown_loop_bound - for both known
1863 and unknown loop bound cases.
1865 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
1867 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): New name for function
1868 previously called verify_loop_for_duplication. All conditions compacted
1869 into one compound condition. Removed debug dumps.
1870 (vect_analyze_loop_with_symbolic_num_of_iters): Removed. Some of the
1871 functionality moved to vect_can_advance_ivs_p, and some to
1872 vect_analyze_loop_form.
1873 (vect_can_advance_ivs_p): New function. Contains functionality that was
1874 taken out of vect_analyze_loop_with_symbolic_num_of_iters.
1875 (slpeel_tree_peel_loop_to_edge): Call slpeel_can_duplicate_loop_p.
1876 (vect_analyze_operations): Call vect_can_advance_ivs_p and
1877 slpeel_can_duplicate_loop_p.
1878 (vect_get_loop_niters): Added documentation.
1879 (vect_analyze_loop_form): Check the loop entry always - not only in case
1880 of unknown loop bound. Create preheader and exit bb if necessary. Apply
1881 a check that used to take place in
1882 vect_analyze_loop_with_symbolic_num_of_iters.
1883 (vectorize_loops): Call verify_loop_closed_ssa under ENABLE_CHECKING.
1884 Remove redundant call to rewrite_into_loop_closed_ssa.
1885 (vect_compute_data_refs_alignment): Removed obsolete comment.
1887 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
1889 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): New name for
1890 function previously called tree_duplicate_loop_to_edge.
1891 (slpeel_tree_duplicate_loop_to_edge_cfg): New name for function
1892 previously called tree_duplicate_loop_to_edge_cfg.
1893 (slpeel_update_phis_for_duplicate_loop): Prefix 'slpeel' added to
1895 (slpeel_update_phi_nodes_for_guard): Likewise.
1896 (slpeel_make_loop_iterate_ntimes): Likewise.
1897 (slpeel_add_loop_guard): Likewise.
1898 (allocate_new_names, free_new_names): Function declaration moved to top
1900 (rename_use_op, rename_def_op): Likewise.
1901 (rename_variables_in_bb, rename_variables_in_loop): Likewise.
1902 (vect_generate_tmps_on_preheader): Function declaration moved.
1903 (vect_transform_for_unknown_loop_bound): Added missing function
1906 2004-11-19 Andrew Pinski <pinskia@physics.uc.edu>
1909 * tree-flow.h (tree_on_heap): Typedef because there is already a VEC(tree).
1910 Define a VEC(tree_on_heap) for head.
1911 (register_new_def): Change second argument to be a VEC(tree_on_heap).
1912 * tree-ssa-dom.c (block_defs_stack): Change to be a VEC(tree_on_heap).
1913 (tree_ssa_dominator_optimize): Initialize block_defs_stack with
1914 the VEC(tree_on_heap) function. Also free it before returning.
1915 (dom_opt_initialize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE
1916 for block_defs_stack.
1917 (restore_currdefs_to_original_value): Use VEC_length instead of
1918 VARRAY_ACTIVE_SIZE. VEC_pop instead of VARRAY_TOP_TREE/VARRAY_POP.
1919 (dom_opt_finalize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE
1920 for block_defs_stack.
1921 * tree-into-ssa.c (block_defs_stack): Change to be a VEC(tree_on_heap).
1922 (rewrite_initialize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE
1923 for block_defs_stack.
1924 (ssa_register_new_def): Likewise.
1925 (ssa_rewrite_initialize_block): Likewise.
1926 (rewrite_finalize_block): Use VEC_length instead of
1927 VARRAY_ACTIVE_SIZE. VEC_pop instead of VARRAY_TOP_TREE/VARRAY_POP.
1928 (ssa_rewrite_finalize_block): Likewise.
1929 (register_new_def): Change second argument to be a VEC(tree_on_heap).
1930 Use VEC_safe_push instead of VARRAY_PUSH_TREE.
1931 (rewrite_blocks): Initialize block_defs_stack with
1932 the VEC(tree_on_heap) function. Also free it before returning.
1933 (rewrite_ssa_into_ssa): Likewise.
1935 2004-11-19 Fariborz Jahanian <fjahanian@apple.com>
1937 * config/darwin.c (machopic_data_defined_p): return 1 for
1938 MACHOPIC_DEFINED_FUNCTION.
1940 2004-11-19 Jeff Law <law@redhat.com>
1942 * tree-ssa.c (verify_ssa): Remove redundant checking of PHI
1945 2004-11-19 Paul Brook <paul@codesourcery.com>
1948 * varasm.c (default_assemble_integer): Allow pointer-sized values.
1951 2004-11-19 Nick Clifton <nickc@redhat.com>
1953 * config/stormy16/stormy16.c (combine_bnp): Add code to handle
1954 zero_extension and lshiftrt insns.
1955 Replace uses of XEXP(...) with either SET_DEST() or SET_SRC()
1957 * config/stormy16.stormy16.md (bclrx3, bsetx3): New patterns
1958 to handle bp and bn insn patterns with a zero_extend rtx
1961 2004-11-19 Ian Lance Taylor <ian@wasabisystems.com>
1963 * config/arm/arm.md (generic_sched): Make const.
1965 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
1967 * emit-rtl.c (classify_insn): Make it static.
1968 * rtl.h: Remove the corresponding prototype.
1970 * integrate.c (has_func_hard_reg_initial_val,
1971 get_func_hard_reg_initial_val): Make them static.
1972 * integrate.h: Remove the corresponding prototypes.
1974 2004-11-19 Ben Elliston <bje@au.ibm.com>
1976 * dwarf2asm.h (dw2_asm_output_pcel): Stub out with #if 0.
1977 (dw2_asm_output_delta_sleb128): Likewise.
1978 * dwarf2asm.c (dw2_asm_output_pcrel): Likewise.
1979 (dw2_asm_output_delta_sleb128): Likewise.
1981 2004-11-19 Adam Nemet <anemet@lnxw.com>
1983 * tree-ssa-alias.c: Fix comment.
1985 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
1987 * tree-outof-ssa.c: Fix a comment typo.
1989 2004-11-19 Ben Elliston <bje@au.ibm.com>
1991 * predict.h (predict_insn): Remove extern declaration.
1992 * predict.c (predict_insn): Make static.
1994 2004-11-19 Alan Modra <amodra@bigpond.net.au>
1996 * config/rs6000/rs6000.c (function_arg): Don't return BLKmode regs.
1998 2004-11-18 Nicolas Pitre <nico@cam.org>
2000 * config/arm/arm.c (const_double_needs_minipool): New function to
2001 determine if a CONST_DOUBLE should be pushed to the minipool.
2002 (note_invalid_constants): Use it.
2004 2004-11-18 Paul Brook <paul@codesourcery.com>
2006 * config/arm/arm.c (target_float_switch): New variable..
2007 (arm_override_options): Use TARGET_DEFAULT_FLOAT_ABI and
2008 target_float_switch.
2009 * config/arm/arm.h (target_float_switch): Declare.
2010 (ARM_FLAG_SOFT_FLOAT): Remove.
2011 (TARGET_SWITCHES): Remove hard-float and soft-float.
2012 (TARGET_OPTIONS): Add hard-float and soft-float.
2013 (TARGET_DEFAULT_FLOAT_ABI): Define.
2014 * config/arm/coff.h (TARGET_DEFAULT_FLOAT_ABI): Define
2015 (TARGET_DEFAULT): Don't use ARM_FLAG_SOFT_FLOAT.
2016 * config/arm/elf.h: Don't use ARM_FLAG_SOFT_FLOAT.
2017 * config/arm/netbsd-elf.h: Ditto.
2018 * config/arm/netbsd.h: Ditto.
2019 * config/arm/pe.h: Ditto.
2020 * config/arm/unknown-elf.h: Ditto.
2021 * config/arm/wince-pe.h: Ditto.
2022 * config/arm/linux-elf.h (TARGET_DEFAULT_FLOAT_ABI): Define.
2023 * config/arm/semi.h (TARGET_DEFAULT_FLOAT_ABI): Define.
2024 * config/arm/semiaof.h (TARGET_DEFAULT_FLOAT_ABI): Define.
2026 2004-11-18 Nathan Sidwell <nathan@codesourcery.com>
2028 * config/rs6000/altivec.md (VI, VF, V): New mode macros.
2029 (altivec_lvx_4si, altivec_lvx_8hi, altivec_lvx_16qi,
2030 altivec_lvx_4sf): Rename and replace with ...
2031 (altivec_lvx_<mode>): ... mode macro version.
2032 (altivec_stvx_4si, altivec_stvx_8hi, altivec_stvx_16qi,
2033 altivec_stvx_4sf): Rename and replace with ...
2034 (altivec_stvx_<mode>): ... mode macro version.
2035 (movv4si, movv8hi, movv16qi, movv4sf}): Replace with ...
2036 (mov<mode>): ... mode macro version.
2037 (*movv4si_internal, *movv8hi_internal1, *movv16qi_internal1,
2038 *movv4sf_internal1): Replace with ...
2039 (*mov<mode>_internal): ... mode macro version.
2040 (get_vrsave_internal, *set_vrsave_internal, *save_world,
2041 *restore_world): Unquote output statements.
2042 * config/rs6000/rs6000.c (altivec_expand_ld_builtin,
2043 altivec_expand_st_builtin): Adjust insn names.
2045 2004-11-18 Aldy Hernandez <aldyh@redhat.com>
2047 * config/rs6000/rs6000.c (rs6000_complex_function_value): Revert
2049 (rs6000_override_options): Likewise.
2050 (spe_build_register_parallel): Handle complex doubles on e500v2.
2051 (rs6000_spe_function_arg): Likewise.
2052 (function_arg): Likewise.
2053 (rs6000_function_value): Likewise.
2054 (rs6000_libcall_value): Likewise.
2056 2004-11-18 Andrew Pinski <pinskia@physics.uc.edu>
2058 * ifcvt.c (find_if_block): Move the check for the number of edges
2059 above the loops checking for complex edges.
2060 Remove the counting of edges as we use EDGE_COUNT now.
2062 2004-11-18 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.comn>
2064 * config/m32r/linux.h (TARGET_ASM_FILE_END): Set
2065 TARGET_ASM_FILE_END to file_end_indicate_exec_stack.3
2067 2004-11-18 Andreas Schwab <schwab@suse.de>
2069 * config/i386/i386.md (define_peephole2): Revert last change.
2071 2004-11-18 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.comn>
2073 * config/m32r/linux.h (TARGET_ASM_FILE_END): Set
2074 TARGET_ASM_FILE_END to file_end_indicate_exec_stack.
2076 2004-11-18 Diego Novillo <dnovillo@redhat.com>
2078 * tree-ssa-propagate.c (ssa_prop_init): Use FOR_ALL_BB instead
2081 2004-11-18 Jon Grimm <jgrimm2@us.ibm.com>
2083 * Makefile.in (macro_list): Depend on s-macro_list.
2084 (s-macro_list): New target.
2086 2004-11-18 Nathan Sidwell <nathan@codesourcery.com>
2089 * fold-const.c (RANGE_TEST_NON_SHORT_CIRCUIT): Rename to ...
2090 (LOGICAL_OP_NON_SHORT_CIRCUIT): ... here.
2091 (fold_range_test): Adjust.
2092 (fold_truthop): Use it.
2093 * config/rs6000/rs6000.h (RANGE_TEST_NON_SHORT_CIRCUIT): Rename to ...
2094 (LOGICAL_OP_NON_SHORT_CIRCUIT): ... here.
2096 2004-11-18 Uros Bizjak <uros@kss-loka.si>
2098 * configure/i386/i386.md (*fix_trunch_1): Add "&& 1" to
2099 insn split constraint.
2100 (define_peephole2): Remove unneeded "&& 1" from peephole2
2103 2004-11-18 Ben Elliston <bje@au.ibm.com>
2105 * doc/cfg.texi (Maintaining the CFG): Remove duplicated @item
2106 element for bsi_prev; use @findex instead.
2108 2004-11-18 Ben Elliston <bje@au.ibm.com>
2110 * opts.h (add_input_filename): Remove extern declaration.
2111 * opts.c (add_input_filename): Make static.
2113 2004-11-17 Mark Mitchell <mark@codesourcery.com>
2115 * config/i386/i386.c (i386_solaris_elf_named_section): Mark with
2118 2004-11-17 Zack Weinberg <zack@codesourcery.com>
2120 * defaults.h, config/darwin.h: Don't define TARGET_SUPPORTS_HIDDEN.
2121 * system.h: Poison it.
2122 * doc/tm.texi: Delete its documentation.
2124 2004-11-18 Daniel Jacobowitz <dan@codesourcery.com>
2125 Mark Mitchell <mark@codesourcery.com>
2127 * config/i386/sol2-10.h, config/i386/t-sol2-10: New files.
2128 * config/i386/i386.c (i386_solaris_elf_named_section): New
2130 * config.gcc (i[34567]86-*-solaris2*): Handle Solaris 2.10.
2131 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Handle
2133 (ASM_QUAD): Don't undefine for biarch targets.
2134 * config/i386/t-sol2: Introduce multilib support.
2136 2004-11-18 Ben Elliston <bje@au.ibm.com>
2138 * cgraphunit.c: Replace "it's" with "its" and fix a typo.
2140 2004-11-18 Ben Elliston <bje@au.ibm.com>
2142 * cgraph.h: Replace "it's" with "its" throughout.
2144 2004-11-18 Ben Elliston <bje@au.ibm.com>
2146 * doc/rtl.texi (Flags): Grammar fix.
2148 2004-11-17 Kazu Hirata <kazu@cs.umass.edu>
2150 * expmed.c (alg_code): Add alg_unknown.
2151 (alg_hash_entry): New.
2152 (NUM_ALG_HASH_ENTRIES): Likewise.
2153 (alg_hash): Likewise.
2154 (synth_mult): Cache the result into alg_hash.
2156 2004-11-17 Zack Weinberg <zack@codesourcery.com>
2158 * config/rs6000/t-darwin: Augment SHLIB_MAPFILES with
2159 config/rs6000/libgcc-ppc64.ver.
2161 2004-11-17 Kazu Hirata <kazu@cs.umass.edu>
2163 * cfgrtl.c (rtl_verify_flow_info): Don't use INSN_P when
2164 checking if an unconditional return is followed by a barrier.
2166 * jump.c (condjump_p): Remove unreachable code.
2168 * basic-block.h, c-common.h, df.h, expr.h, output.h, rtl.h,
2169 tree-chrec.h, tree-flow.h, tree-scalar-evolution.h,
2170 tree-ssa-live.h, tree.h: Remove unused prototypes.
2172 2004-11-17 Jeff Law <law@redhat.com>
2174 * tree-cfg.c (edge_to_cases): Renamed from edge_to_case_leader.
2175 (edge_to_cases_elt): Renamed from edge_to_case_leader.
2176 (edge_to_cases_hash): Renamed from edge_to_case_leader_hash.
2177 (edge_to_cases_eq): Renamed from edge_to_case_leader_eq.
2178 (edge_to_cases_cleanup, recording_case_labels_p): New functions.
2179 (get_cases_for_edge): New function.
2180 (start_recording_case_labels, end_recording_case_labels): Similarly.
2181 (record_switch_edge): Don't muck with the CASE_LABEL. Instead
2182 chain equivalent CASE_LABEL_EXPRs together.
2183 (get_case_leader_for_edge, get_case_leader_for_edge_hash): Kill.
2184 (make_switch_expr_edges): Do not record edge/cases here.
2185 (cleanup_tree_cfg): Record cases around the call to thread_jumps.
2186 (split_critical_edges): Record cases around the edge splitting code.
2187 (cleanup_dead_labels): Use CASE_LABEL again.
2188 (tree_redirect_edge_and_branch): If we have a mapping from edge
2189 to cases, use it to handle redirections. Else do it the slow way.
2190 * tree.h (CASE_LEADER_OR_LABEL): Kill.
2191 (CASE_LABEL): Revert to just looking at the tree's second operand.
2192 * tree.c (get_case_label): Kill.
2194 2004-11-17 Diego Novillo <dnovillo@redhat.com>
2196 PR tree-optimization/18307
2197 * tree-ssa-alias.c (merge_pointed_to_info): ICE if 'dest' and
2198 'orig' are the same node.
2199 (collect_points_to_info_r): Do not call merge_pointed_to_info
2200 when the PHI argument is identical to the LHS.
2202 2004-11-17 Steven Bosscher <stevenb@suse.de>
2204 * tree-ssa-propagate.c (cfg_blocks_add): Assert we're not trying
2205 to insert the exit or entry block.
2206 (ssa_prop_init): Use add_control_edge to seed the algorithm.
2208 2004-11-16 Zack Weinberg <zack@codesourcery.com>
2210 * mkmap-flat.awk, mkmap-symver.awk: If the last version
2211 assigned to a symbol was '%exclude', do not emit it anywhere.
2212 If leading_underscore is true, prefix all symbols from the
2213 version scripts with a leading underscore before comparing
2214 them with nm output or emitting them. Remove support for dot
2216 * config/t-slibgcc-darwin (SHLIB_LINK): Use mkmap-flat.awk.
2217 (SHLIB_MAPFILES): Use libgcc-std.ver.
2218 (SHLIB_MKMAP_OPTS): Enable leading-underscore mode.
2219 (SHLIB_LINK): Add -Wl,-exported_symbols_list,$(SHLIB_MAP).
2220 * config/sh/t-linux: Use the normal libgcc-std.ver, plus
2221 libgcc-excl.ver and libgcc-glibc.ver.
2223 * config/sh/libgcc-excl.ver: New file.
2224 * config/sh/libgcc-std.ver, libgcc-darwin.ver: Delete.
2226 2004-11-16 Daniel Berlin <dberlin@dberlin.org>
2228 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Swap
2229 the test when the edge has the opposite meaning, not when
2230 the first argument is invariant.
2232 2004-11-16 Aldy Hernandez <aldyh@redhat.com>
2234 * config/rs6000/rs6000.c (rs6000_override_options): Split e500v2
2236 (rs6000_complex_function_value): Handle e500 v2 variant.
2238 2004-11-16 Daniel Berlin <dberlin@dberlin.org>
2240 Fix PR tree-optimization/18519
2242 * tree-optimize (execute_todo): Add case for TODO_cleanup_cfg.
2243 * tree-pass.h: Add TODO_cleanup_cfg.
2244 * tree-ssa-ccp.c (pass_ccp): Use TODO_cleanup_cfg.
2245 (ccp_finalize): Remove call to cleanup_cfg.
2246 * tree-ssa-dce.c (pass_dce): Use TODO_cleanup_cfg and TODO_dump_func.
2247 (pass_cd_dce): Ditto.
2248 (perform_tree_ssa_dce): Remove call to cleanup_cfg,
2249 dump_function_to_file.
2250 * tree-ssa-loop-ch.c (copy_loop_headers): Remove call
2252 (pass_ch): Add TODO_cleanup_cfg.
2253 * tree-ssa-loop.c (tree_ssa_loop_done): Remove call to
2255 (pass_loop_done): Add TODO_cleanup_cfg.
2256 * tree-ssa-phiopt.c (pass_phiopt): Ditto.
2257 (tree_ssa_phiopt): Remove call to cleanup_cfg.
2259 2004-11-16 Devang Patel <dpatel@apple.com>
2261 * optabs.c (vector_compare_rtx): Fix COMPARISON_CLASS_P use.
2263 2004-11-16 Kazu Hirata <kazu@cs.umass.edu>
2265 * expmed.c, ra-colorize.c: Fix comment typos.
2267 * doc/tm.texi: Fix typos.
2269 2004-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2270 Mark Mitchell <mark@codesourcery.com>
2273 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __PIC__ and
2276 2004-11-16 Ulrich Weigand <uweigand@de.ibm.com>
2278 * regmove.c (regmove_optimize): Use lowpart_subreg instead of
2279 gen_rtx_SUBREG with incorrect offset to compute SRC_SUBREG.
2281 2004-11-16 Devang Patel <dpatel@apple.com>
2283 * tree-if-conv.c (clean_predicate_lists): Update gcc_assert check.
2285 2004-11-16 Eric Christopher <echristo@redhat.com>
2287 * config/mips/mips.c: Use rtl _P predicates.
2288 * config/mips/mips.h: Ditto.
2289 * config/mips/mips.md: Ditto.
2291 2004-11-16 Fariborz Jahanian <fjahanian@apple.com>
2293 * config/rs6000/altivec.md (altivec_vandc): Canonicalize
2296 2004-11-16 Andreas Krebbel <krebbel1@de.ibm.com>
2298 * config/s390/s390.c (s390_cc_modes_compatible): New function.
2299 (TARGET_CC_MODES_COMPATIBLE): Target macro defined.
2301 2004-11-16 Kaz Kojima <kkojima@gcc.gnu.org>
2304 * config/sh/sh.c (prepare_move_operands): Emit blockage insns
2305 before and after the insns for getting GOT address in non-PIC
2306 TLS_MODEL_INITIAL_EXEC tls sequence when the first scheduling
2309 2004-11-16 Andreas Krebbel <krebbel1@de.ibm.com>
2311 * gcc/cse.c (struct change_cc_mode_args): New structure.
2312 (cse_change_cc_mode_insn): New function.
2313 (cse_change_cc_mode): Use validate_change to perfom changes.
2314 (cse_change_cc_mode_insns, cse_condition_code_reg):
2315 Call cse_change_cc_mode_insn.
2317 2004-11-16 Steven Bosscher <stevenb@suse.de>
2321 2004-11-16 Steven Bosscher <stevenb@suse.de>
2323 * config/i386/i386.c (x86_schedule): Fix typo, m_K6 intead of m_K8.
2325 2004-11-15 Dale Johannesen <dalej@apple.com>
2327 * tree-flow.h (add_referenced_temp_var): Remove name from prototype.
2329 2004-11-15 Dale Johannesen <dalej@apple.com>
2331 * profile.c (compute_branch_probabilities): Prevent
2332 crash with EH in RTL-based profiling.
2334 2004-11-16 Kazu Hirata <kazu@cs.umass.edu>
2336 * tree-cfg.c (verify_expr): Replace TREE_OPERAND with
2338 * tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
2339 * tree-ssa-dom.c (thread_across_edge): Likewise.
2340 * tree-vectorizer.c (vect_transform_loop_bound): Replace
2341 TREE_OPERAND with COND_EXPR_COND, COND_EXPR_THEN, or
2344 * tree-cfg.c (bsi_commit_edge_inserts): Remove an argument.
2345 (tree_flow_call_edges_add): Update the call to
2346 bsi_commit_edge_inserts.
2347 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Likewise.
2348 * profile.c (branch_prob): Likewise.
2349 * tree-mudflap.c (mf_decl_cache_locals): Likewise.
2350 * tree-sra.c (scalarize_function): Likewise.
2351 * tree-ssa-loop-im.c (loop_commit_inserts): Likewise.
2352 * tree-ssa-pre.c (fini_pre): Likewise.
2353 * tree-flow.h: Update the prototype for
2354 bsi_commit_edge_inserts.
2356 2004-11-15 Eric Christopher <echristo@redhat.com>
2358 * sched-deps.c (set_sched_group_p): Delete.
2359 (delete_all_dependencies): New function.
2360 (fixup_sched_groups): Use. New function.
2361 (sched_analyze_insn): Use.
2363 2004-11-15 Joseph S. Myers <joseph@codesourcery.com>
2365 * c-common.c (binary_op_error): Don't allow LROTATE_EXPR,
2366 RROTATE_EXPR or unknown code.
2367 * c-typeck.c (build_binary_op): Don't allow RROTATE_EXPR,
2368 LROTATE_EXPR, MAX_EXPR, MIN_EXPR, UNORDERED_EXPR, ORDERED_EXPR,
2369 UNLT_EXPR, UNLE_EXPR, UNGT_EXPR, UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR
2372 2004-11-15 Joseph S. Myers <joseph@codesourcery.com>
2375 * c-decl.c (grokdeclarator): Call check_bitfield_type_and_width
2376 after processing the declarator.
2378 2004-11-15 Aldy Hernandez <aldyh@redhat.com>
2380 * config/rs6000/altivec.md ("altivec_vsplth"): Rewrite with
2382 (altivec_vspltb): Same.
2383 (altivec_vspltw): Same.
2384 (altivec_vspltisb): Same.
2385 (altivec_vspltish): Same.
2386 (altivec_vspltisw): Same.
2387 (altivec_vspltisw_v4sf): Same.
2388 (define_constants): Remove UNSPEC_VSPLTISB, UNSPEC_VSPLTISW,
2390 Move "End of vector xor's" comment to the right place.
2392 2004-11-15 Steve Ellcey <sje@cup.hp.com>
2394 * config/ia64/ia64.md (*movtf_internal): Use destination_operand
2395 instead of nonimmediate_operand.
2397 2004-11-15 Mark Mitchell <mark@codesourcery.com>
2399 * config/i386/sol2.h (ASM_OUTPUT_CALL): Use print_operand.
2400 * config/sparc/sol2.h (ASM_OUTPUT_CALL): Likewise.
2401 * config/sol2.c (solaris_output_init_fini): Update calls to
2402 ASM_OUTPUT_CALL. Include "rtl.h".
2404 2004-11-15 Mark Mitchell <mark@codesourcery.com>
2406 * config/sol2-c.c (cmn_err_char_table): Add "p".
2408 2004-11-15 Mark Mitchell <mark@codesourcery.com>
2410 * config/sparc/sol2.h (SUPPORTS_INIT_PRIORITY): Remove.
2411 * config/sol2.h (SUPPORTS_INIT_PRIORITY): Define here.
2413 2004-11-15 Mark Mitchell <mark@codesourcery.com>
2415 * config/t-slibgcc-sld (SHLIB_LINK): Make symlinks entirely
2416 within the multilib directory.
2418 2004-11-15 Nick Clifton <nickc@redhat.com>
2420 * config/stormy16/stormy16.h (TARGET_CPU_CPP_BUILTINS): Add
2421 builtin assert of cpu=xstormy16.
2423 2004-11-15 Nathan Sidwell <nathan@codesourcery.com>
2425 * tree-ssa-pre.c (bitmap_print_value_set): Fix uninitialized
2428 2004-11-14 Richard Henderson <rth@redhat.com>
2431 * calls.c (struct arg_data): Add parallel_value.
2432 (precompute_register_parameters): Set it.
2433 (load_register_parameters): Use it.
2434 (store_one_arg): Also set it here.
2436 2004-11-14 Zdenek Dvorak <dvorakz@suse.cz>
2438 PR tree-optimization/18431
2439 * fold-const.c (associate_trees): Do not produce x + 0.
2440 (fold_widened_comparison, fold_sign_changed_comparison): New functions.
2442 * tree-ssa-loop-niter.c (upper_bound_in_type, lower_bound_in_type):
2444 * tree.c (upper_bound_in_type, lower_bound_in_type): Here.
2445 * tree.h (upper_bound_in_type, lower_bound_in_type): Declare.
2447 2004-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
2449 * doc/rtl.texi (SUBREG): Adjust BYTENUM value in example.
2451 2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
2453 * cfgrtl.c, global.c, tree-ssa-copy.c, tree-ssa-loop-ivopts.c,
2454 value-prof.c: Fix comment typos.
2456 2004-11-14 Stan Shebs <shebs@apple.com>
2458 Basic ABI changes for passing structs by value in 64-bit Darwin.
2459 * config/rs6000/rs6000.c (rs6000_darwin64_abi): New flag.
2460 (rs6000_override_options): Set it for 64-bit Darwin.
2461 (rs6000_parse_abi_options): Add testing options to change it.
2462 (rs6000_return_in_memory): Test whether the type is one
2463 that can be passed in registers.
2464 (darwin64_function_arg_advance): New.
2465 (function_arg_advance): Call it, plus add recursion depth
2466 argument and test when counting off arguments.
2467 (rs6000_darwin64_function_arg): New.
2468 (function_arg): Call it.
2469 (setup_incoming_varargs): Add argument to function_arg_advance.
2470 (rs6000_darwin64_function_value): New.
2471 (rs6000_function_value): Call it.
2472 * config/rs6000/rs6000.h (FUNCTION_ARG_ADVANCE): Pass depth arg.
2473 * config/rs6000/rs6000-protos.h: Update decl of
2474 function_arg_advance.
2476 2004-11-14 Andrew Pinski <pinskia@physics.uc.edu>
2479 * c-common.c (c_common_nodes_and_builtins): Ask the back-end if we
2480 support TImode before adding __int128_t and __uint128_t types.
2482 2004-11-14 Dorit Naishlos <dorit@il.ibm.com>
2485 * tree-vectorizer.c (make_loop_iterate_ntimes): Set loop->nb_iterations.
2486 (vect_transform_loop_bound): Set loop->nb_iterations.
2488 2004-11-14 Dorit Naishlos <dorit@il.ibm.com>
2489 Andrew Pinski <pinskia@physics.uc.edu>
2492 * tree-vectorize.c (vect_build_loop_niters): Do not insert
2493 NULL into the instruction stream. Initialize new_bb to NULL.
2494 (vect_update_ivs_after_vectorizer): Likewise.
2495 (vect_gen_niters_for_prolog_loop): Likewise.
2497 2004-11-14 Zdenek Dvorak <dvorakz@suse.cz>
2499 PR tree-optimization/18431
2500 * tree-flow.h (stmt_references_memory_p): Declare.
2501 * tree-ssa-loop-im.c (stmt_cost): Use stmt_references_memory_p.
2502 * tree-ssa.c (stmt_references_memory_p): New function.
2504 2004-11-14 Andreas Schwab <schwab@suse.de>
2506 * Makefile.in (lambda-code.o, tree-loop-linear.o): Depend on
2509 2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
2511 * c-common.c (walk_stmt_tree): Remove.
2512 * c-common.h: Remove the corresponding prototype.
2514 * emit-rtl.c (push_to_full_sequence): Remove.
2515 * rtl.h: Remove the corresponding prototype.
2517 * cselib.c, expr.c: Fix comment typos.
2519 2004-11-13 Richard Henderson <rth@redhat.com>
2521 * calls.c (precompute_register_parameters): Force all PARALLELs
2522 into pseudo registers.
2523 (load_register_parameters): Copy PARALLELs into hard registers.
2524 * function.c (assign_parm_setup_block): Copy PARALLELS into
2525 pseudo registers. Do emit_group_store in conversion_insns.
2526 * expr.c (emit_group_load_1): Rename from emit_group_load, take
2527 tmps as an argument. Move final copy loop ...
2528 (emit_group_load): ... here. New function.
2529 (emit_group_load_into_temps, emit_group_move_into_temps): New.
2530 * expr.h: Declare them.
2532 2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
2534 * tree-cfg.c, tree-if-conv.c, tree-ssa-loop-ivopts.c,
2535 tree-ssa-loop-manip.c, tree-vectorizer.c: Replace TREE_CHAIN
2536 with PHI_CHAIN where appropriate.
2538 2004-11-13 Dale Johannesen <dalej@apple.com>
2540 * tree-flow.h (bsi_commit_one_edge_insert): Remove name from prototype.
2541 (tree_block_label): Ditto.
2542 (flush_pending_stmts): Ditto.
2543 (insert_edge_copies): Ditto.
2544 (expr_invariant_in_loop_p): Ditto.
2545 (TDF_USE_OPS): Parenthesize definition.
2546 (TDF_USE_VOPS): Ditto.
2548 2004-11-13 David Edelsohn <edelsohn@gnu.org>
2550 * config/rs6000/aix51.h (ASM_CPU_SPEC): Add 970 and G5.
2551 * config/rs6000/aix52.h (ASM_CPU_SPEC): Same.
2553 * config/rs6000/t-aix52 (BOOT_LDFLAGS): Define.
2555 2004-11-14 Joseph Myers <joseph@codesourcery.com>
2557 * config/i386/i386.c (override_options): Move loop to set default
2558 tuning to correct place.
2560 2004-11-13 Zak Kipling <zak@transversal.com>
2563 * config/i386/i386.c (classify_argument): Fix infinite loop when
2564 passing object with 3 or more base classes by value.
2566 2004-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2568 * doc/md.texi (constraints) <% modifier>: Mention that it is
2569 useless when the two alternatives are strictly identical.
2571 2004-11-13 Richard Henderson <rth@redhat.com>
2573 * expmed.c (extract_split_bit_field): Temporarily disable call to
2574 extract_force_align_mem_bit_field.
2576 2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
2578 * bitmap.c, bitmap.h, expmed.c, tree-cfg.c: Fix comment
2581 * c-cppbuiltin.c, cgraph.c, domwalk.h, except.c, gimplify.c,
2582 lambda-code.c, postreload.c, predict.c, tree-sra.c,
2583 tree-ssa-loop-manip.c, tree.c: Fix comment typos.
2585 2004-11-13 Kelley Cook <kcook@gcc.gnu.org>
2587 * doc/install.texi (automake): Correctly document that everything now
2588 will use automake 1.9.3.
2590 2004-11-13 Hans-Peter Nilsson <hp@bitrange.com>
2593 * config/mmix/mmix.c (mmix_function_outgoing_value): Handle
2594 TImode. Sorry for other non-complex larger-than-64-bit modes.
2595 * config/mmix/mmix.h (MIN_UNITS_PER_WORD): Do not define.
2597 2004-11-13 Kelley Cook <kcook@gcc.gnu.org>
2599 * doc/install.texi (automake): Document that everything now uses 1.9.
2601 2004-11-13 Bernd Schmidt <bernd.schmidt@analog.com>
2603 * cse.c (cse_insn): Stores in a libcall sequence can invalidate
2606 2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
2608 * tree.h: Fix comment typos.
2610 2004-11-13 Steven Bosscher <stevenb@suse.de>
2612 * cse.c (CHEAP_REGNO): Redefine using REGNO_PTR_FRAME_P and
2613 HARD_REGISTER_NUM_P.
2615 * cselib.c (new_cselib_val): Make comment correct and more detailed.
2616 * flow.c (mark_set_1): Likewise.
2618 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
2619 duplicate_eh_regions): Remove.
2620 * except.h (duplicate_eh_regions): Remove prototype.
2621 * integrate.c (get_label_from_map, copy_rtx_and_substitute,
2622 global_const_equiv_varray): Remove.
2623 * integrate.h (get_label_from_map, copy_rtx_and_substitute,
2624 global_const_equiv_varray, set_label_in_map): Remove prototypes,
2625 extern declaration, and #define.
2626 (MAYBE_EXTEND_CONST_EQUIV_VARRAY, SET_CONST_EQUIV_DATA): Remove.
2627 (struct inline_remap): Remove.
2628 * varray.c (struct element): Remove entry for const_equiv_data.
2629 * varray.h (struct const_equiv_data): Remove.
2630 (enum varray_data_enum) <VARRAY_DATA_CONST_EQUIV>: Remove.
2631 (union varray_data_tag) <const_equiv>: Remove.
2632 (VARRAY_CONST_EQUIV_INIT, VARRAY_CONST_EQUIV,
2633 VARRAY_PUSH_CONST_EQUIV, VARRAY_TOP_CONST_EQUIV): Remove.
2635 * regstack.c (record_label_references): Remove unused function.
2637 * rtl.def (VALUE): Update comment.
2638 (LABEL_REF): Remove unused operand 2.
2639 * rtl.h (struct rtx_def): Update for removed accessor macros.
2640 (XCADVFLAGS, INSN_DEAD_CODE_P, LINE_NUMBER, CONTAINING_INSN,
2641 REG_LOOP_TEST_P): Remove.
2642 (ADDR_DIFF_VEC_FLAGS, CSELIB_VAL_PTR, LABEL_NEXTREF): Add comments.
2643 * web.c (entry_register): Don't copy REG_LOOP_TEST_P.
2644 * doc/rtl.texi (INSN_DEAD_CODE_P, REG_LOOP_TEST_P): Remove.
2646 2004-11-13 James A. Morrison <phython@gcc.gnu.org>
2647 Eric Botcazou <ebotcazou@libertysurf.fr>
2650 * config/sparc/sparc.c (sparc_rtx_costs): Handle the NAND vector
2652 * config/sparc/sparc.md (V64I): New macro for 64-bit modes.
2653 (V32I): New macro for 32-bit modes.
2654 (anddi3, anddi_sp32, anddi_sp64, and_not_di_sp32, and_not_di_sp64,
2655 iordi3, iordi3_sp32, iordi_sp64, or_not_di_sp32, or_not_di_sp64,
2656 xordi3, xordi3_sp32, xordi3_sp64, {AND, IOR, XOR} DI splitter,
2657 xor_not_di_sp32, xordi_not_di_sp64, one_cmpldi2, one_cmpldi_sp32,
2658 one_cmpldi_sp64): Use V64I instead of DI.
2659 (andsi3, andsi_sp32, andsi_sp64, and_not_si, iorsi3, or_not_si,
2660 xorsi3, xor_not_si, one_cmplsi2): Use V32I instead of SI.
2661 (addv2si3, addv4hi3, addv2hi3): Remove % modifier.
2662 (nandv64i_vis, nandv32i_vis): New patterns.
2664 2004-11-12 Mike Stump <mrs@apple.com>
2666 * Makefile.in: Add html support.
2667 * java/Make-lang.in: Likewise.
2668 * fortran/Make-lang.in: Likewise.
2669 * treelang/Make-lang.in: Likewise.
2670 * doc/install.texi: Likewise.
2671 * doc/makefile.texi: Likewise.
2672 * doc/sourcebuild.texi: Likewise.
2674 2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
2676 * tree-ssa-loop-manip.c: Fix a comment typo.
2678 2004-11-12 Mike Stump <mrs@apple.com>
2680 * doc/cppinternals.texi (Index): Fix html generation with makeinfo by
2681 renaming this node to Concept Index.
2682 * doc/gccint.texi (Index): Likewise. Also minor formatting tweaks
2683 to more closely match gcc.texi.
2685 2004-11-12 Jeff Law <law@redhat.com>
2687 * tree-cfg.c (hashtab.h): Include.
2688 (struct edge_to_case_leader_elt): New structure.
2689 (edge_to_case_leader): New.
2690 (edge_to_case_leader_hash): New hashtable hasing function.
2691 (edge_to_case_leader_eq): New hashtable equality function.
2692 (record_switch_edge): New function.
2693 (get_case_leader_for_edge, get_case_leader_for_edge): New functions.
2694 (make_switch_expr_edges): Build the edge-to-case-leader
2695 hash table. Tear down the hash table when we're done.
2696 (cleanup_dead_labels): Use CASE_LEADER_OR_LABEL instead of
2698 (tree_node_can_be_shared): Allow sharing of CASE_LABEL_EXPR nodes.
2699 (tree_redirect_edge_and_branch, case SWITCH_EXPR): Update
2700 to use new concept of case leaders to reduce overhead of
2701 redirecting outgoing edges from switch statements.
2702 * tree.c (get_case_label): New function.
2703 * tree.h (CASE_LABEL): Define in terms of get_case_label.
2704 (CASE_LEADER_OR_LABEL): Define.
2706 2004-11-12 Ziemowit Laski <zlaski@apple.com>
2708 * varasm.c (output_addressed_constants): For CONST_DECLs,
2709 output the initializer if present.
2711 2004-11-12 Ziemowit Laski <zlaski@apple.com>
2713 * config/rs6000/darwin.h: Fix confusing typo in comment.
2715 2004-11-12 Devang Patel <dpatel@apple.com>
2717 * optabs.c (vector_compare_rtx): Use COMPARISON_CLASS_P.
2719 2004-11-12 Devang Patel <dpatel@apple.com>
2721 * tree-if-conv.c (clean_predicate_lists): Use loop header
2724 2004-11-12 Richard Henderson <rth@redhat.com>
2727 * config/i386/i386.h (TARGET_96_ROUND_53_LONG_DOUBLE): New.
2728 * config/i386/freebsd.h (SUBTARGET_OVERRIDE_OPTIONS): Remove.
2729 (TARGET_96_ROUND_53_LONG_DOUBLE): New.
2730 * config/i386/i386-modes.def (XF): Use it.
2732 2004-11-11 Geoffrey Keating <geoffk@apple.com>
2734 * Makefile.in (macro_list): Use move-if-change to avoid spurious
2737 2004-11-12 Mark Mitchell <mark@codesourcery.com>
2740 * passes.c (rest_of_decl_compilation): Do not look at DECL_RTL
2741 when deciding whether to pass a variable to
2742 cgraph_varpool_finalize_decl or assemble_variable.
2743 * toplev.c (check_global_declarations): Do not clear DECL_RTL.
2745 2004-11-12 Kazu Hirata <kazu@cs.umass.edu>
2747 * tree-vectorizer.c: Fix a comment typo.
2749 2004-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
2751 * genconfig.c (walk_insn_part): Look at match_dups inside a label_ref.
2753 2004-11-12 Diego Novillo <dnovillo@redhat.com>
2755 * tree-scalar-evolution.c (analyzable_condition): Remove
2756 superfluous TREE_THIS_VOLATILE checks on SSA_NAMEs.
2758 2004-11-12 Ralf Corsepius <ralf.corsepius@rtems.org>
2760 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
2761 Remove m505/roe multilib variant.
2763 2004-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
2765 * expr.c (emit_group_load) <CONCAT>: Use extract_bit_field
2766 to load from the stack.
2768 2004-11-12 Richard Henderson <rth@redhat.com>
2770 * toplev.c (floor_log2): Rename from floor_log2_wide, use CLZ_HWI.
2771 (exact_log2): Rename from exact_log2_wide, use CTZ_HWI.
2772 * toplev.h (FL2T__): Remove.
2773 (CLZ_HWI): Rename from FL2T_CLZ__.
2775 (floor_log2): Simplify.
2778 2004-11-12 Sebastian Pop <pop@cri.ensmp.fr>
2780 * tree-data-ref.c (analyze_subscript_affine_affine): Correctly
2781 compute the first overlapping iterations.
2783 2004-11-12 Sebastian Pop <pop@cri.ensmp.fr>
2786 * tree-data-ref.c (estimate_niter_from_size_of_data): Ensure
2787 that arguments of EXACT_DIV_EXPR are INTEGER_CST.
2789 2004-11-12 Steven Bosscher <stevenb@suse.de>
2791 PR tree-optimization/18419
2792 * tree-ssa.c (walk_use_def_chains_1): Make the visited map a
2793 pointer set instead of a bitmap.
2794 (walk_use_def_chains): Create, pass and clean up that pointer_set.
2796 * tree-ssa-alias.c (struct alias_info): Make the ssa_names_visited
2798 (init_alias_info): Allocate and zero it here.
2799 (delete_alias_info): Delete it here.
2800 (collect_points_to_info_for): Use it.
2802 2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
2804 * alias.c (record_alias_subset, addr_side_effect_eval):
2806 * alias.h: Remove the prototype for record_alias_subset.
2807 * expr.h: Remove the commented-out prototype for
2808 record_alias_subset.
2809 * rtl.h: Remove the prototype for addr_side_effect_eval.
2811 * cfglayout.c (choose_inner_scope): Make it static.
2812 * rtl.h: Remove the corresponding prototype.
2814 * cfgloopmanip.c (update_single_exits_after_duplication,
2815 unloop): Make them static.
2816 * cfgloop.h: Remove the corresponding prototypes.
2818 * c-typeck.c (c_size_in_bytes, record_maybe_used_decl):
2820 * c-tree.h: Remove the corresponding prototypes.
2822 * explow.c (round_push): Make it static.
2823 * expr.h: Remove the corresponding prototype.
2825 * varasm.c (get_named_section_flags, decl_tls_model): Make
2827 * output.h: Remove the prototype for get_named_section_flags.
2828 * tree.h: Remove the prototype for decl_tls_model.
2830 2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
2832 * function.c (expand_function_end): Remove an "if" statement
2833 that always triggers.
2834 * stmt.c (expand_null_return_1): Likewise.
2836 2004-11-11 James E. Wilson <wilson@specifixinc.com>
2838 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle XCmode.
2839 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, SECONDARY_MEMORY_NEEDED,
2840 CLASS_MAX_NREGS): Likewise.
2842 2004-11-11 Zdenek Dvorak <dvorakz@suse.cz>
2844 PR tree-optimization/17742
2845 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Handle
2846 MINUS_EXPR correctly.
2848 2004-11-11 Sebastian Pop <pop@cri.ensmp.fr>
2850 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
2851 Give up as soon as the evolution is known not computable.
2853 2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
2856 * config/rs6000/rs6000.c (mask64_2_operand): Stub to call
2857 mask64_1or2_operand.
2858 (mask64_1or2_operand): Broken out of mask64_2_operand, add flag
2859 to spot rlwinm opportunities.
2860 (and64_2_operand): Use mask_1or2_operand.
2861 * config/rs6000/rs6000.md (anddi3): Use rlwinm when possible.
2863 2004-11-11 Dorit Naishlos <dorit@il.ibm.com>
2865 * tree-vectorizer.c (update_phi_nodes_for_guard): Call reverse_phis.
2866 (vect_update_ivs_after_vectorizer): Update function documentation.
2867 Avoid quadratic behavior and direct write to PHI_ARG_DEF.
2869 2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
2871 * config/arm/arm.c: Fix a comment typo.
2873 2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
2875 * bitmap.h (nBITMAP_WORD_BITS): Remove.
2876 (BITMAP_WORD_BITS): Force unsigned by use of 1u.
2877 (BITMAP_ELEMENT_WORDS, BITMAP_ELEMENT_ALL_BITS): Remove
2879 (bitmap_first_set_bit): Return unsigned, use ctzl.
2880 (bitmap_last_set_bit): Remove.
2881 * bitmap.c (bitmap_element_zerop, bitmap_copy): Make iterator
2883 (bitmap_first_set_bit): Return unsigned, require non-empty bitmap,
2884 remove special case code for two word elements.
2885 (bitmap_last_set_bit): Remove.
2886 * ra-build.c (livethrough_conflicts_bb): Replace unnecessary use of
2887 bitmap_first_set_bit with bitmap_empty_p.
2888 * tree-outof-ssa.c (analyze_edges_for_bb): Likewise.
2889 * tree-ssa-pre.c (bitmap_print_value): Use simple flag rather than
2890 bitmap_last_bit_set.
2892 2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
2895 * config/rs6000/rs6000.md: Add DF & SF reg move peepholes.
2898 * config/rs6000/rs6000.c (rs6000_generate_compare): Generate an
2899 unsigned equality compare when we know the operands are unsigned.
2901 2004-11-10 Peter S. Mazinger <ps.m@gmx.net>
2903 * config/mips/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Define
2904 __PIC__ and __pic__ only if TARGET_ABICALLS.
2905 (SUBTARGET_CPP_SPECS): Don't define or undefine __PIC__ and __pic__.
2906 (SUBTARGET_ASM_SPECS): Don't pass -non_shared to assembler; pass
2907 -KPIC only if not -mno-abicalls.
2909 * config/alpha/linux.h, config/arm/linux-elf.h, config/pa/pa-linux.h
2910 * config/sparc/linux.h, config/sparc/linux64.h
2911 (TARGET_OS_CPP_BUILTINS): Define __PIC__ and __pic__ if flag_pic.
2913 * config/arm/linux-gas.h (CPP_SPEC): Don't define __PIC__ or __pic__.
2914 * config/pa/pa/linux.h (CPP_SPEC): Likewise.
2915 * config/sparc/linux.h (CPP_SUBTARGET_SPEC): Likewise.
2916 * config/sparc/linux64.h (CPP_SUBTARGET_SPEC): Likewise.
2918 2004-11-11 Paul Brook <paul@codesourcery.com>
2920 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Save PIC
2921 register if current_function_uses_pic_offset_table is set.
2923 2004-11-10 David Edelsohn <edelsohn@gnu.org>
2925 * config/rs6000/rs6000.md (define_attr "type"): Add two and three.
2926 Change multi-instruction sequences to new attribute.
2927 * config/rs6000/{40x.md,440.md,603.md,6xx.md,
2928 7450.md,7xx.md,8540.md,mpc.md,power4.md,power5.md,
2929 rios1.md,rios2.md,rs64.md}: Add descriptions for two and three.
2931 2004-11-10 Daniel Berlin <dberlin@dberlin.org>
2933 * tree-data-ref.c (build_classic_dist_vector): If either loop
2934 is outside of the nest we asked about, the dependence can't
2936 (build_classic_dir_vector): Ditto.
2938 2004-11-10 Zdenek Dvorak <dvorakz@suse.cz>
2940 * tree-ssa-loop-ivopts.c (get_address_cost): Add address elements in
2942 (force_var_cost): Determine cost of addition and multiplication more
2944 (get_computation_cost_at): Add cost for computing address elements to
2947 * fold-const.c (fold): Attempt to use ptr_difference_const whenever
2948 one of the arguments of MINUS_EXPR is an address.
2949 (split_address_to_core_and_offset): New function.
2950 (ptr_difference_const): Handle case when one of the operands is a
2952 * tree-ssa-loop-ivopts.c (determine_base_object): Fold &*addr.
2953 (ptr_difference_cost): Pass addresses instead of objects to
2954 ptr_difference_const.
2956 2004-11-10 Nathan Sidwell <nathan@codesourcery.com>
2958 * tree.c (tree_check_failed): Emit general error if the list of
2959 node types is empty.
2961 2004-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2963 * config/sparc/sparc.c (function_arg_union_value): New 'slotno'
2964 argument. When the union is passed in the 6th slot, build a
2965 PARALLEL with only one element.
2966 (function_arg): Adjust call to function_arg_union_value.
2967 (function_value): Likewise.
2969 2004-11-10 Fariborz Jahanian <fjahanian@apple.com>
2971 PR tree-optimization/17892
2972 * tree-ssa-dom.c (unsafe_associative_fp_binop): Add test for
2973 MINUS_EXPR operator.
2975 2004-11-10 James A. Morrison <phython@gcc.gnu.org>
2978 config/sparc/sparc.md (addsi3, subsi3): Set "fptype" attribute.
2979 (addv2si, addv4hi, addv2hi, subv2si, subv4hi, subv2hi): New patterns.
2981 2004-11-10 Steven Bosscher <stevenb@suse.de>
2983 * basic-block.h (XMALLOC_REG_SET, XFREE_REG_SET): New.
2984 (struct basic_block_def): Remove local_set and cond_local_set
2985 fields. Update comment for global_live_at_start.
2986 * flow.c (calculate_global_regs_live): Allocate local_sets and
2987 cond_local_sets here as arrays of bitmaps previously stored in
2988 bb->local_set and bb->cond_local_set. Use xmalloc instead of
2989 obstack allocated bitmaps.
2991 2004-11-09 H.J. Lu <hongjiu.lu@intel.com>
2994 * config/ia64/unwind-ia64.h (_Unwind_FindTableEntry): Mark it
2997 * unwind-dw2.c (_Unwind_FindTableEntry): Removed.
2999 2004-11-09 Jeff Law <law@redhat.com>
3001 * cfganal.c (flow_dfs_compute_reverse_execute): Accept new
3002 argument holding last unvisited block. Start search for
3003 unvisited blocks at LAST_UNVISITED rather than EXIT_BLOCK.
3004 (connect_infinite_loops_to_exit): Supply last unvisited block
3005 to flow_dfs_compute_reverse_execute.
3007 2004-10-22 Aldy Hernandez <aldyh@redhat.com>
3009 * config/rs6000/rs6000.md (fix_truncdfsi2): Handle e500
3011 (floatunssidf2): Same.
3013 ("extendsfdf2"): New expander.
3014 (*extendsfdf2_fpr): Rename.
3015 (*truncdfsf2_fpr): Same.
3016 (*negdf2_fpr): Same.
3017 (*absdf2_fpr): Same.
3018 (*nabsdf2_fpr): Same.
3019 (*adddf3_fpr): Same.
3020 (*subdf3_fpr): Same.
3021 (*muldf3_fpr): Same.
3022 (*divdf3_fpr): Same.
3024 * config/rs6000/spe.md ("spe_extendsfdf2"): Remove FIXME comment.
3025 ("spe_fix_truncdfsi2"): Same.
3026 (spe_floatunssidf2): Same.
3027 (spe_floatsidf2): Same.
3029 2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
3032 * c-common.c (fname_decl): Don't use line number of decl in
3035 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
3037 * config/s390/s390-protos.h (s390_pool_operand): Remove.
3038 * config/s390/s390.c (s390_pool_operand): Likewise.
3039 (s390_extra_constraint_str): Handle 'B' constraints.
3040 * config/s390/s390.h (CONSTRAINT_LEN): Handle 'B' constraints.
3041 * config/s390/s390.md: Document 'B' constraints.
3042 ("*cmpdi_cct", "*cmpsi_cct"): Use 'B' constraint instead of
3043 s390_pool_operand to prevent insns with two literal pool
3044 references. Make pattern commutative.
3045 ("*cmpdi_ccu", "*cmpsi_ccu", "*cmphi_ccu", "*cmpqi_ccu"): Use
3046 'B' constraint instead of s390_pool_operand.
3048 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
3050 * tree-cfg.c (create_bb): Remove unnecessary memset.
3052 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
3054 * tree-ssa-threadupdate.c (copy_phis_to_block): Remove.
3055 (thread_block): Call flush_pending_stmt instead of
3058 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
3060 * loop-iv.c (iv_number_of_iterations): Make it static.
3061 * cfgloop.h: Remove the corresponding prototype.
3063 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
3065 * function.c (combine_temp_slots, assign_parms,
3066 expand_pending_sizes): Make them static.
3067 * tree.h: Remove the corresponding prototypes.
3069 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
3071 * emit-rtl.c (copy_most_rtx): Remove.
3072 * rtl.h: Remove the corresponding prototype.
3074 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
3076 * cfgloop.c (flow_loops_update): Remove.
3077 * cfgloop.h: Remove the corresponding prototype.
3079 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
3081 * conflict.c (mark_reg, conflict_graph_compute): Remove.
3082 * basic-block.h: Remove the prototype for
3083 conflict_graph_compute.
3085 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
3087 * tree-if-conv.c (add_to_dst_predicate_list): Change the
3088 second argument to basic_block.
3089 (tree_if_convert_cond_expr): Update call sites.
3091 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
3093 * fold-const.c (pedantic_non_lvalue): Make it static.
3094 * tree.h: Remove the corresponding prototype.
3096 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
3098 * optabs.c (prepare_operand): Make it static.
3099 * optabs.h: Remove the corresponding prototype.
3101 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
3103 * reload1.c (reloads_conflict, gen_reload): Make them static.
3104 * reload.h: Remove the corresponding prototypes.
3106 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
3108 * reload.c (refers_to_mem_for_reload_p,
3109 refers_to_regno_for_reload_p): Make them static.
3110 * reload.h: Remove the corresponding prototypes.
3112 2004-11-09 James A. Morrison <phython@gcc.gnu.org>
3113 Eric Botcazou <ebotcazou@libertysurf.fr>
3116 * doc/md.texi (SPARC constraints): Document 'Y' constraint.
3117 * config/sparc/sparc-modes.def: Add vector modes of 4 and 8 bytes.
3118 * config/sparc/sparc.c (sparc_vector_mode_supported_p): New function.
3119 (TARGET_VECTOR_MODE_SUPPORTED_P): Set to sparc_vector_mode_supported_p.
3120 (fp_zero_operand): Accept MODE_VECTOR_INT modes.
3121 (input_operand): Accept CONST_VECTOR with MODE_VECTOR_INT modes.
3122 (sparc_cannot_force_const_mem): Return false for CONST_VECTOR.
3123 (sparc_init_modes): Set sparc_mode_class to SF_MODE or DF_MODE for
3124 MODE_VECTOR_INT modes.
3125 (sparc_extra_constraint_check): Add new constraint 'Y'.
3126 * config/sparc/sparc.h: Define UNITS_PER_SIMD_WORD to 8 for TARGET_VIS.
3127 * config/sparc/sparc.md (V32): New mode macro for 32-bit modes.
3128 (V64): New mode macro for 64-bit modes.
3129 (movsf): Use V32 for mode instead of SF.
3130 (movsf_insn_vis): Use V32 for mode instead of SF. Add 'Y' constraint
3131 alongside 'G' constraint.
3132 (movdf): Use V64 for mode instead of DF.
3133 (movdf_insn_v9only_vis, modf_insn_sp64_vis): Use V64 for mode instead
3134 of DF. Add 'Y' constraint alongside 'G' constraint.
3135 (multi-isn and misaligned mems DFmode splitters): Use V64 for mode
3138 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
3140 * config/s390/s390.c (s390_select_ccmode): Return CCAPmode for
3141 integer NEG and ABS.
3142 * config/s390/s390.md ("*negdi2_64"): Fix op_type attribute.
3143 ("*negdi2_31"): Reimplement using a splitter.
3144 ("*negdi2_cc", "*negdi2_cconly"): New insns.
3145 ("*negdi2_sign", "*negdi2_sign_cc"): Likewise.
3146 ("*negsi2_cc", "*negsi2_cconly"): Likewise.
3147 ("*negdf2_cc", "*negdf2_cconly"): Likewise.
3148 ("*negsf2_cc", "*negsf2_cconly"): Likewise.
3149 ("*absdi2_cc", "*absdi2_cconly"): New insns.
3150 ("*absdi2_sign", "*absdi2_sign_cc"): Likewise.
3151 ("*abssi2_cc", "*abssi2_cconly"): Likewise.
3152 ("*absdf2_cc", "*absdf2_cconly"): Likewise.
3153 ("*abssf2_cc", "*abssf2_cconly"): Likewise.
3154 ("*negabsdi2_cc", "*negabsdi2_cconly"): New insns.
3155 ("*negabsdi2_sign", "*negabsdi2_sign_cc"): Likewise.
3156 ("*negabssi2_cc", "*negabssi2_cconly"): Likewise.
3157 ("*negabsdf2_cc", "*negabsdf2_cconly"): Likewise.
3158 ("*negabssf2_cc", "*negabssf2_cconly"): Likewise.
3160 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
3162 * config/s390/s390.c (s390_canonicalize_comparison): Reverse condition
3163 when eliminating an UNSPEC_CMPINT.
3164 (s390_secondary_input_reload_class): Fix test for CC register reload.
3165 (s390_secondary_output_reload_class): Likewise.
3166 (s390_expand_cmpmem): Swap operands. Use gen_cmpint.
3167 * config/s390/s390.md ("*cmpint_si", "*cmpint_di"): Remove.
3168 ("cmpint", "*cmpint_cc", "*cmpint_sign", "*cmpint_sign_cc"): New
3169 insn patterns with splitters.
3171 2004-11-09 David Edelsohn <edelsohn@gnu.org>
3173 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add EQ, GTU, and LTU.
3174 * config/rs6000/rs6000.md (sCC): Split GTU and LTU patterns.
3176 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
3178 * tree-phinodes.c (phi_reverse): New.
3179 * tree-cfg.c (tree_make_forwarder_block, tree_duplicate_bb):
3181 * tree-flow.h: Add a prototype for phi_reverse.
3183 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
3185 * tree-ssa-loop-ivopts.c: Fix a comment typo.
3187 2004-11-09 James A. Morrison <phython@gcc.gnu.org>
3190 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Add __sparc__
3193 2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
3195 * builtins.c, c-common.c, c-decl.c, c-format.c: Say "argument"
3196 instead of "arg" in diagnostics.
3198 2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
3200 * builtins.c, c-common.c, c-decl.c, c-format.c, c-format.h,
3201 c-parse.in, c-pch.c, c-pragma.c, collect2.c, final.c, gcc.c,
3202 gcov.c, opts.c, pretty-print.h, protoize.c, reg-stack.c, rtl.c,
3203 tlink.c, config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
3204 config/avr/avr.c, config/c4x/c4x.c, config/darwin.c,
3205 config/frv/frv.c, config/h8300/h8300.c, config/i386/i386.c,
3206 config/i386/winnt.c, config/ia64/ia64.c, config/ip2k/ip2k.c,
3207 config/iq2000/iq2000.c, config/m32r/m32r.c,
3208 config/m68hc11/m68hc11.c, config/m68k/m68k.c, config/m68k/m68k.h,
3209 config/mcore/mcore.c, config/mips/mips.c, config/mmix/mmix.c,
3210 config/ns32k/ns32k.c, config/rs6000/host-darwin.c,
3211 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
3212 config/sh/symbian.c, config/stormy16/stormy16.c,
3213 config/v850/v850.c: Avoid "`" as left quote, using "'" or %q, %<
3214 and %> as appropriate. Use %' as apostrophe in diagnostics where
3215 applicable. Use %< and %> in place of '' quotes where applicable.
3216 Use %qs in place of %<%s%>. Consistently quote __builtin function
3219 2004-11-09 Hans-Peter Nilsson <hp@bitrange.com>
3221 * gdbinit.in (pbb, pbm): New macros.
3223 2004-11-08 Jeff Law <law@redhat.com>
3225 * cfg.c (redirect_edge_succ_nodup): Use find_edge rather than
3226 implementing it inline.
3228 * cfganal.c (find_edge): Search pred->succs or succ->preds,
3229 whichever is shorter.
3231 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
3233 * passes.c (rest_of_handle_jump): Remove dead code.
3235 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
3237 * tree-cfg.c (thread_jumps): Speed up by keeping a pointer to
3238 the last used element in the worklist.
3240 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
3242 * tree-inline.c (remap_save_expr): Make it static.
3243 * tree-inline.h: Remove the corresponding prototype.
3245 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
3247 * tree-ssa-loop-niter.c (upper_bound_in_type,
3248 lower_bound_in_type): Make them static.
3249 * tree.h: Remove the corresponding prototypes.
3251 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
3253 * tree-ssa-live.c (tpa_init, pop_best_coalesce): Make them
3255 * tree-ssa-live.h: Remove the corresponding prototypes.
3257 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
3259 * tree-if-conv.c (tree_if_conversion): Make it static.
3260 * tree-flow.h: Remove the corresponding prototype.
3262 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
3264 * tree-ssa-operands.c (build_ssa_operands): Make it static.
3265 * tree-flow.h: Remove the corresponding prototype.
3267 2004-11-08 Andrew Pinski <pinskia@physics.uc.edu>
3270 * tree-inline.c (copy_body_r): Change "t = t" to empty
3271 statement instead of "t".
3273 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
3275 * modulo-sched.c (create_partial_schedule,
3276 free_partial_schedule, reset_partial_schedule,
3277 ps_add_node_check_conflicts, rotate_partial_schedule): Make
3280 2004-11-08 Richard Henderson <rth@redhat.com>
3282 * expmed.c (extract_force_align_mem_bit_field): Correct handling at
3285 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
3287 * sched-deps.c (add_insn_mem_dependence): Make it static.
3288 * sched-int.h: Remove the corresponding prototypes.
3290 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
3292 * flow.c (allocate_bb_life_data): Make it static.
3293 * basic-block.h: Remove the corresponding prototype.
3295 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
3297 * calls.c (split_complex_values, split_complex_types): Make
3299 * expr.h: Remove the corresponding prototypes.
3301 2004-11-08 Richard Earnshaw <rearnsha@arm.com>
3303 * arm.c (arm_handle_notshared_attribute): Wrap declaration and use
3304 with #if TARGET_DLLIMPORT_DECL_ATTRIBUTES.
3306 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
3308 * tree-if-conv.c (tree_if_convert_cond_expr): Remove two "if"
3309 statements that always trigger.
3311 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
3313 * tree-cfg.c, tree-if-conv.c, tree-into-ssa.c,
3314 tree-scalar-evolution.c, tree-ssa-loop-im.c,
3315 tree-ssa-loop-ivopts.c, tree-ssa-loop-manip.c, tree-ssa.c,
3316 tree-vectorizer.c: Replace TREE_CHAIN with PHI_CHAIN where
3319 2004-11-08 Ben Elliston <bje@au.ibm.com>
3321 * cgraph.h (cgraph_calls_p): Remove.
3322 * cgraph.c (cgraph_calls_p): Likewise.
3324 * varray.h (varray_copy): Remove.
3325 * varray.c (varray_copy): Likewise.
3327 2004-11-07 Andrew Pinski <pinskia@physics.uc.edu>
3330 * config/darwin.c (machopic_indirect_data_reference):
3331 Call gen_macho_high and gen_macho_low instead of
3332 checking the mode and calling gen_macho_high_di directly.
3333 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
3334 * config/rs6000/rs6000.md: Move most of TARGET_MACHO expand/insns
3336 (movdf_low, movsf_low, movsf_low_st, movsi_low, macho_correct_pic,
3337 load_macho_picbase, macho_low, macho_high): Removed.
3338 (builtin_setjmp_receiver): Call gen_macho_high and
3339 gen_macho_low instead of checking the mode and calling
3340 gen_macho_high_di directly.
3341 * config/rs6000/darwin.md (load_macho_picbase_di): Use the MD constant.
3342 (movdf_low_si, movsf_low_si, movsf_low_st_si, movsi_low_st):
3343 Moved from rs6000.md.
3344 (macho_high): New expander.
3345 (macho_high_si): Renamed version of macho_high from rs6000.md.
3346 (macho_low): New expander.
3347 (macho_low_si): Renamed version of macho_low from rs6000.md.
3348 (load_macho_picbase): New expander.
3349 (load_macho_picbase_si): Renamed version of load_macho_picbase
3351 (macho_correct_pic): New expander.
3352 (macho_correct_pic_si): Renamed version of macho_correct_pic
3355 2004-11-07 Joseph S. Myers <joseph@codesourcery.com>
3357 * c-decl.c (finish_struct): Use complete sentences for diagnostic
3358 for structures or unions with no members or named members.
3360 2004-11-07 Joseph S. Myers <joseph@codesourcery.com>
3362 * c-typeck.c (build_unary_op): Replace unreachable diagnostic for
3363 taking address of bit-field by assertion.
3365 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
3367 * config/s390/s390.md (attribute "op_type"): Default to "NN".
3368 (attribute "atype"): Default to "agen".
3369 (attribute "length"): Default to 6.
3370 (define_asm_attibutes): Remove.
3371 ("movti", "*movdi_64", "*movdi_31", "*movsi_zarch", "*movsi_esa",
3372 "*movhi", "*movqi", "*movdf_64", "*movdf_31", "movsf",
3373 "*clc", "*mvc", "*nc", "*oc", "*xc", "*xc_zero"):
3374 Do not set type attribute to "cs" where already default.
3375 ("*cmpint_si", "*cmpint_di", "fix_truncdfsi2_ibm", "floatsidf2_ibm",
3377 Do not set type attribute to "other" where already default.
3378 ("movti", "*movdi_64", "*movdi_31", "*movdf_31",
3379 "*strlendi", "*strlensi",
3380 "*movmem_long_64", "*movmem_long_31",
3381 "*clrmem_long_64", "*clrmem_long_31",
3382 "*cmpmem_long_64", "*cmpmem_long_31",
3383 "*cmpint_si", "*cmpint_di",
3384 "addti3", "*adddi3_31z", "*adddi3_31",
3385 "subti3", "*subdi3_31z", "*subdi3_31", "*negdi2_31",
3386 "*sconddi", "*scondsi", "*sconddi_neg", "*scondsi_neg",
3387 "fix_truncdfsi2_ibm", "floatsidf2_ibm", "extendsfdf2_ibm",
3388 "*pool_entry", "pool_align", "pool_section_start",
3389 "pool_section_end", "main_pool", "reload_base_31", "pool"):
3390 Do not set op_type attribute to "NN" where already default.
3391 ("*extractqi", "*extracthi", "*zero_extendhisi2_31",
3392 "*zero_extendqisi2_31", "*zero_extendqihi2_31",
3393 "fix_truncdfsi2_ibm", "floatsidf2_ibm"):
3394 Do not set atype attribute to "agen" where already default.
3395 ("*movmem_short", "*clrmem_short", "*cmpmem_short"): Don't set op_type.
3397 2004-11-06 Richard Sandiford <rsandifo@redhat.com>
3399 * config/mips/t-iris6 (tp-bit.c): Fix target filename.
3401 2004-11-06 Richard Sandiford <rsandifo@redhat.com>
3404 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define the
3405 R3000 and R4000 macros on IRIX.
3407 2004-11-06 Andreas Schwab <schwab@suse.de>
3410 * config/rs6000/altivec.h: Replace bool by __bool and pixel by
3413 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
3415 * tree-ssa-copyrename.c (rename_ssa_copies): Make it static.
3417 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
3419 * config/s390/2064.md ("z_int", "z_agen"): Ensure the condition
3420 matches no insns already matched by other reservations.
3421 * config/s390/2084.md ("x_int", "x_agen"): Ensure the condition
3422 matches no insns already matched by other reservations.
3423 ("x_ss"): Remove, replace by ...
3424 ("x_cs"): ... this new reservation. Check type instead of op_type.
3425 Update bypasses to use x_cs instead of x_ss.
3426 ("x_nn"): Remove, replace by ...
3427 ("x_other"): ... this new reservation. Check type instead of op_type.
3428 Add x_other and x_branch to bypasses.
3429 ("x_vs"): New reservation.
3430 * config/s390/s390.md (attribute "type"): Default according to op_type.
3431 ("*execute"): Set type to "cs".
3433 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
3435 * fold-const.c (non_lvalue): Don't construct NON_LVALUE_EXPR
3436 if we are in GIMPLE.
3438 2004-11-06 Hans-Peter Nilsson <hp@bitrange.com>
3440 PR rtl-optimization/17933
3441 * rtlanal.c (dead_or_set_regno_p): Break out common code to...
3442 (covers_regno_p): New function. Handle SETs of PARALLEL,
3443 and defer the rest to...
3444 (covers_regno_no_parallel_p): New function.
3446 2004-11-06 Eric Botcazou <ebotcazou@libertysurf.fr>
3448 * config/sparc/sparc.c (function_arg_record_value_1): Skip
3449 fields with zero length.
3450 (function_arg_record_value_2): Likewise.
3451 (function_arg_record_value_3): Use smallest_mode_for_size
3452 instead of mode_for_size.
3453 (function_arg_union_value): Return naked register for unions
3456 2004-11-06 Eric Botcazou <ebotcazou@libertysurf.fr>
3458 * config/sparc/sparc.c (scan_record_type): Handle vector types.
3459 (function_arg_slotno): Handle vector types specially.
3460 (function_arg_record_value_1): Split fields with vector type and
3461 BLKmode into their subparts.
3462 (function_arg_record_value_2): Likewise. Be prepared to handle
3463 more than 2 registers per field.
3464 (function_arg_union_value): Increment regno inside the loop.
3465 (function_arg_vector_value): New function.
3466 (function_arg): Use it to split fields with vector type and
3467 BLKmode into their subparts and build a PARALLEL. Treat
3468 other vector types like floats.
3469 (function_value): Likewise.
3470 (sparc_pass_by_reference): Handle vector types.
3471 (sparc_return_in_memory): Likewise.
3473 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
3475 * tree-cfg.c (find_taken_edge_cond_expr): Remove an "if"
3476 statement that never triggers.
3478 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
3480 * config/s390/2064.md ("z_o2", "z_o3"): Remove.
3481 * config/s390/2084.md ("x_o2", "x_o3"): Remove.
3482 ("x_fdivd"): Use also for fsqrtd type.
3483 ("x_fdivs"): Use also for fsqrts type.
3484 * config/s390/s390.md (attribute "type"): Remove "o2" and "o3" types.
3485 ("fix_truncdfsi2_ieee"): Set type to "ftoi".
3486 ("fix_truncdfsi2_ibm"): Set type to "other".
3487 ("floatdidf2", "floatdisf2"): Do not clobber CC.
3488 ("floatsidf2", "floatsidf2_ieee"): Likewise.
3489 ("floatsisf2", "floatsisf2_ieee"): Likewise.
3490 ("truncdfsf2", "truncdfsf2_ieee"): Only allow "register_operand".
3491 ("truncdfsf2_ibm"): Only allow "nonimmediate_operand". Use LER
3493 ("extendsfdf2_ibm"): Do not set atype. Set type to "floads".
3494 ("sqrtdf2"): Set type to "fsqrtd".
3495 ("sqrtsf2"): Set type to "fsqrts".
3497 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
3499 * tree-phinodes.c (remove_all_phi_nodes_for): Speed up using a
3500 pointer to the last PHI node in the new PHI chain.
3502 2004-11-06 Kaz Kojima <kkojima@gcc.gnu.org>
3504 * config/sh/sh.c (prepare_move_operands): Emit a use of r12
3505 for non-PIC TLS_MODEL_INITIAL_EXEC case.
3507 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
3509 * expmed.c: Fix a comment typo.
3511 2004-11-06 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3514 * config/i386/cygming.h
3515 [HAVE_GAS_WEAK] (ASM_WEAKEN_LABEL): Macro defined.
3517 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
3519 * config/sh/sh4a.md: Fix copyright.
3521 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
3523 * config/rs6000/darwin.md, config/sh/sh4a.md: Replace GNU CC
3526 2004-11-05 David Edelsohn <edelsohn@gnu.org>
3528 * config/rs6000/rs6000.md (scc patterns): Replace subfc with subf
3529 when carry not used. Suggested by Torbjorn Granlund.
3531 * config/rs6000/rs6000.c (rs6000_emit_move): Don't force_reg
3532 operand[1] unnecessarily. Suggested by Eric Christopher.
3533 (rs6000_adjust_cost): Increase latency of store to wider load.
3534 (rs6000_rtx_costs): mulli only allows 16-bit constants.
3536 2004-11-05 Stan Shebs <shebs@apple.com>
3538 * config/rs6000/rs6000.c (machopic_output_stub): Output
3539 ldu instead of lwzu for 64-bit stubs.
3541 2004-11-05 Richard Henderson <rth@redhat.com>
3543 * config/alpha/alpha.c (alpha_expand_unaligned_load): Special case
3545 (alpha_expand_unaligned_store): Likewise.
3547 2004-11-05 Richard Henderson <rth@redhat.com>
3549 * expmed.c (extract_force_align_mem_bit_field): New.
3550 (extract_split_bit_field): Call it.
3552 2004-11-05 Richard Henderson <rth@redhat.com>
3554 * ia64.md (UNSPEC_SHRP): New.
3555 (dshift_count_operand): New.
3556 (ashrti3, ashrti3_internal, lshrti3, lshrti3_internal, shrp): New.
3557 * ia64.c (rtx_needs_barrier): Handle UNSPEC_SHRP.
3559 2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
3561 * c-typeck.c (output_init_element): Return early if value is
3564 2004-11-05 James E Wilson <wilson@specifixinc.com>
3566 * invoke.texi (-fno-guess-branch-probability): Rewrite.
3568 * config/ia64/ia64.c (rtx_needs_barrier, case UNSPEC_GR_SPILL): Change
3569 1 to UNSPEC_GR_SPILL.
3571 2004-11-05 Andreas Krebbel <krebbel1@de.ibm.com>
3573 * config/s390/s390.c (s390_fixed_condition_code_regs): New function.
3574 (TARGET_FIXED_CONDITION_CODE_REGS): Macro defined.
3576 2004-11-05 Nathan Sidwell <nathan@codesourcery.com>
3578 * bitmap.h (enum bitmap_bits): Remove.
3579 (bitmap_operation): Remove.
3580 (bitmap_and, bitmap_and_into, bitmap_and_compl,
3581 bitmap_and_compl_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
3582 bitmap_xor_into): Prototype.
3583 * bitmap.c (bitmap_elt_insert_after, bitmap_elt_clear_from): New.
3584 (bitmap_operation): Remove.
3585 (bitmap_and, bitmap_and_into, bitmap_and_compl,
3586 bitmap_and_compl_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
3587 bitmap_xor_into): New.
3588 (bitmap_ior_and_compl, bitmap_ior_and_compl_into): Adjust.
3590 PR tree-optimization/18307
3591 * tree-ssa-alias.c (merge_pointed_to_info): Protected against DEST
3592 and ORIG being the same node.
3594 2004-11-04 Geoffrey Keating <geoffk@apple.com>
3596 * Makefile.in (distclean): Don't delete nonexistent fixinc/ directory.
3597 (install-mkheaders): Install the version built for the
3598 host, not for the build machine.
3599 * configure.ac: Always run fixincludes.
3600 (all_outputs): Remove mkheaders.
3601 * configure: Regenerate.
3602 * fixinc.in: Move to fixincludes/.
3603 * mkfixinc.sh: Likewise.
3604 * mkheaders.in: Likewise.
3605 * README-fixinc: Likewise.
3607 2004-11-05 Ramana Radhakrishnan <ramana.radhakrishnan@codito.com>
3610 * config/arc/lib1funcs.asm (___umulsidi3): Change use of cmp to the
3611 equivalent on the A4.
3613 2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
3615 * doc/c-tree.texi, doc/cfg.texi, doc/contrib.texi, doc/cpp.texi,
3616 doc/cppopts.texi, doc/extend.texi, doc/fragments.texi,
3617 doc/frontends.texi, doc/gcov.texi, doc/hostconfig.texi,
3618 doc/implement-c.texi, doc/install.texi, doc/invoke.texi,
3619 doc/libgcc.texi, doc/md.texi, doc/passes.texi,
3620 doc/portability.texi, doc/rtl.texi, doc/sourcebuild.texi,
3621 doc/standards.texi, doc/tm.texi, doc/tree-ssa.texi,
3622 doc/trouble.texi: Correct end-of-sentence markup and markup of
3623 "etc.", "e.g." and "i.e.". Use @code in various places where
3626 2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
3628 * doc/c-tree.texi, doc/cfg.texi, doc/extend.texi, doc/gty.texi,
3629 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/passes.texi,
3630 doc/rtl.texi, doc/tm.texi, doc/tree-ssa.texi: Remove trailing
3633 2004-11-04 Mark Mitchell <mark@codesourcery.com>
3635 * config/arm/arm.c (arm_handle_notshared_attribute): New function.
3636 * doc/extend.texi: Document "notshared" attribute.
3638 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
3640 * tree-phinodes.c (make_phi_node): Make it static.
3641 * tree.h: Remove the prototypes for make_phi_node.
3643 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
3645 * stmt.c (expand_asm, expand_asm_operands): Make them static.
3646 * tree.h: Remove the prototypes for expand_asm and
3647 expand_asm_operands.
3649 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
3651 * passes.c (rest_of_compilation): Make it static.
3652 * toplev.h: Remove the prototype for rest_of_compilation.
3654 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
3656 * jump.c (cleanup_barriers): Use delete_insn instead of
3658 (delete_barrier): Remove.
3659 * rtl.h: Remove the corresponding prototype.
3661 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
3663 * expr.c (mostly_zero_p): Make it static.
3664 * tree.h: Remove the prototype for mostly_zeros_p.
3666 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
3668 * cfgrtl.c (force_nonfallthru_and_redirect): Make it static.
3670 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
3672 * builtins.c (expand_builtin_return_addr,
3673 expand_builtin_longjmp, expand_builtin_trap): Make them static.
3674 * expr.h: Remove the prototypes for expand_builtin_longjmp and
3675 expand_builtin_trap.
3676 * tree.h: Remove the prototype for expand_builtin_return_addr.
3678 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
3680 * tree-cfg.c (find_taken_edge): Reject VAL begin NULL.
3681 * tree-ssa-ccp.c (visit_cond_stmt): Don't call find_taken_edge
3682 with VAL being NULL.
3684 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
3686 * cfghooks.c (delete_basic_block): Remove code to truncate
3689 2004-11-04 Andrew Pinski <pinskia@physics.uc.edu>
3691 * flow.c (init_propagate_block_info): Change the type of i to
3694 2004-11-04 Ulrich Weigand <uweigand@de.ibm.com>
3696 PR tree-optimization/18184
3697 * c-typeck.c (comptypes): Do not treat pointers of different
3698 modes or alias-all flags as equivalent.
3699 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Likewise.
3701 2004-11-04 Joseph S. Myers <joseph@codesourcery.com>
3703 * doc/gty.texi, doc/makefile.texi, doc/sourcebuild.texi: Don't
3704 reference specific C parser files in examples.
3706 2004-11-04 Richard Sandiford <rsandifo@redhat.com>
3709 * regrename.c (scan_rtx): Treat the destinations of SETs and CLOBBERs
3710 as OP_INOUT if the instruction is predicated.
3712 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
3714 * bitmap.h: Fix a comment typo. Follow spelling conventions.
3715 * tree-vectorizer.c: Fix a comment typo.
3717 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
3719 * sdbout.c (SDB_GENERATE_FAKE): Remove.
3720 (gen_fake_label): Don't use SDB_GENERATE_FAKE.
3721 * system.h: Poison SDB_GENERATE_FAKE.
3722 * doc/tm.texi (SDB_GENERATE_FAKE): Remove.
3724 2004-11-04 Ulrich Weigand <uweigand@de.ibm.com>
3726 * config/s390/s390.md ("*addsi3_sign"): Use canonical RTL.
3728 2004-11-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3731 * gthr-posix.h (__gthread_recursive_mutex_init_function): Revert
3734 2004-11-04 Nathan Sidwell <nathan@codesourcery.com>
3736 * predict.c (propagate_freq): Make bitno unsigned. Move
3737 npredecessors update out of loop.
3739 * bitmap.h (bitmap_iterator): Remove word_bit and bit
3740 fields. Rename others.
3741 (bmp_iter_common_next_1, bmp_iter_single_next_1,
3742 bmp_iter_single_init, bmp_iter_end_p, bmp_iter_single_next,
3743 bmp_iter_and_not_next_1, bmp_iter_and_not_init,
3744 bmp_iter_and_not_next, bmp_iter_and_next_1, bmp_iter_and_init,
3745 bmp_iter_and_next): Remove.
3746 (bmp_iter_set_init, bmp_iter_and_init, bmp_iter_and_compl_init,
3747 bmp_iter_next, bmp_iter_set, bmp_iter_and, bmp_iter_and_compl):
3749 (EXECUTE_IF_SET_IN_BITMAP, EXECUTE_IF_AND_IN_BITMAP,
3750 EXECUTE_IF_AND_COMPL_IN_BITMAP): Adjust.
3752 * bitmap.h (bitmap_a_or_b, bitmap_a_and_b): Remove.
3753 * df.c (dataflow_set_a_op_b): Use bitmap_and, bitmap_ior,
3754 bitmap_and_into, bitmap_ior_into as appropriate.
3755 * except.c (remove_eh_handler): Likewise.
3756 * global.c (modify_bb_reg_pav, make_accurate_live_analysis): Likewise.
3757 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
3758 * tree-ssa-alias.c (merge_pointed_to_info): Likewise.
3759 * tree-ssa-live.h (live_merge_and_clear): Likewise.
3760 * tree-ssa-loop-ivopts.c (find_best_candidate, try_add_cand_for):
3763 * bitmap.c (bitmap_print): Make bitno unsigned.
3764 * bt-load.c (clear_btr_from_live_range,
3765 btr_def_live_range): Likewise.
3766 * caller-save.c (save_call_clobbered_regs): Likewise.
3767 * cfganal.c (compute_dominance_frontiers_1): Likewise.
3768 * cfgcleanup.c (thread_jump): Likewise.
3769 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
3770 * conflict.c (conflict_graph_compute): Likewise.
3771 * ddg.c (add_deps_for_use): Likewise.
3772 * df.c (df_refs_update): Likewise.
3773 * except.c (remove_eh_handler): Likewise.
3774 * flow.c (verify_local_live_at_start, update_life_info,
3775 initialize_uninitialized_subregs, propagate_one_insn,
3776 free_propagate_block_info, propagate_block, find_use_as_address,
3777 reg_set_to_hard_reg_set): Likewise.
3778 * gcse.c (clear_modify_mem_tables): Likewise.
3779 * global.c (global_conflicts, build_insn_chain): Likewise.
3780 * ifcvt.c (dead_or_predicable): Likewise.
3781 * local-alloc.c (update_equiv_regs): Likewise.
3782 * loop.c (load_mems): Likewise.
3783 * ra-build.c (livethrough_conflicts_bb, conflicts_between_webs):
3785 * ra-rewrite.c (reloads_to_loads, rewrite_program2, actual_spill):
3787 * reload1.c (order_regs_for_reload, finish_spills): Likewise.
3788 * sched-deps.c (sched_analyze_insn, free_deps): Likewise.
3789 * sched-rgn.c (propagate_deps
3790 * tree-cfg.c (tree_purge_all_dead_eh_edges): Likewise.
3791 * tree-dfa.c (dump_dfa_stats
3792 tree-into-ssa.c (compute_global_livein, insert_phi_nodes,
3793 insert_phi_nodes_for, debug_def_blocks_r, invalidate_name_tags):
3795 * tree-outof-ssa.c (coalesce_ssa_name, coalesce_vars,
3796 free_temp_expr_table, find_replaceable_exprs): Likewise.
3797 * tree-sra.c (scan_function, scalarize_parms): Likewise.
3798 * tree-ssa-alias.c (init_alias_info,
3799 compute_points_to_and_addr_escape,
3800 compute_flow_sensitive_aliasing, maybe_create_global_var): Likewise.
3801 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Likewise.
3802 * tree-ssa-live.c (new_tree_live_info, live_worklist,
3803 calculate_live_on_entry, calculate_live_on_exit, compare_pairs,
3804 sort_coalesce_list, build_tree_conflict_graph, dump_live_info
3805 tree-ssa-loop-manip.c (add_exit_phis_var): Likewise.
3806 tree-ssa-operands.c (get_asm_expr_operands, add_call_clobber_ops,
3807 add_call_read_ops): Likewise.
3808 * tree-ssa-pre.c (bitmap_print_value_set, insert_aux): Likewise.
3809 * tree-ssa-live.h (num_var_partitions): Return unsigned.
3811 2004-11-03 Dorit Naishlos <dorit@il.ibm.com>
3813 PR tree-optimization/18009
3814 * tree-vectorizer.h (enum dr_alignment_support): New type.
3815 (MAX_NUMBER_OF_UNALIGNED_DATA_REFS): Removed.
3816 (LOOP_UNALIGNED_DR): replaced with LOOP_VINFO_UNALIGNED_DR and holds a
3817 single data_reference (instead of a varray of references).
3818 * tree-vectorizer.c (new_loop_vec_info): Likewise.
3819 (vect_gen_niters_for_prolog_loop): Likewise.
3820 (vect_update_inits_of_drs): Likewise.
3822 (vect_update_inits_of_drs): Setting of DR_MISALIGNMENT moved to
3823 vect_enhance_data_refs_alignment.
3824 (vect_do_peeling_for_alignment): Likewise.
3825 (vect_enhance_data_refs_alignment): Decide if and by how much to peel;
3826 this functionality used to be in vect_analyze_data_refs_alignment.
3827 Also update DR_MISALIGNMENT due to peeling; this functionality used to
3828 be in vect_update_inits_of_drs and vect_do_peeling_for_alignment).
3829 (vect_analyze_data_refs_alignment): Decision on whether and by how much
3830 to peel moved to vect_enhance_data_refs_alignment. Call
3831 vect_supportable_dr_alignment.
3833 (vect_compute_data_ref_alignment): Set STMT_VINFO_VECTYPE.
3834 (vect_compute_data_refs_alignment): Return bool. Consider return value
3835 of vect_compute_data_ref_alignment and return true/false accordingly.
3836 (vect_enhance_data_refs_alignment): Consider return value of
3837 vect_compute_data_refs_alignment and return true/false accordingly.
3839 (vect_supportable_dr_alignment): New function.
3840 (vectorizable_store): Call vect_supportable_dr_alignment.
3841 (vectorizable_load): Call vect_supportable_dr_alignment. Alignment
3842 support checks moved from here to vect_supportable_dr_alignment.
3844 (vect_transform_loop): Avoid 80 columns overflow.
3846 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3848 * timevar.c (timevar_enable): Change from
3850 (timevar_push): Rename to ...
3851 (timevar_push_1): this and remove the
3853 (timevar_pop): Rename to ...
3854 (timevar_pop_1): this and remove the
3856 * timevar.h (POP_TIMEVAR_AND_RETURN): Use do/while loops.
3857 (timevar_pop): New macro.
3858 (timevar_push): New macro.
3859 (timevar_enable): Declare.
3861 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3863 * config/darwin.h (REAL_LIBGCC_SPEC): Define to use shared
3864 libgcc for shared libraries.
3866 2004-11-03 Ulrich Weigand <uweigand@de.ibm.com>
3868 * config/s390/s390-protos.h (s390_split_access_reg): Add prototype.
3869 * config/s390/s390.c (s390_split_access_reg): New function.
3870 (regclass_map): Add access registers.
3871 (get_thread_pointer): Use access register instead of UNSPEC_TP.
3872 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Set to 38.
3873 (ACCESS_REGNO_P, ACCESS_REG_P): New macros.
3874 (TP_REGNUM): New define.
3875 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
3876 REG_ALLOC_ORDER): Add access registers.
3877 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, CLASS_MAX_NREGS,
3878 CANNOT_CHANGE_MODE_CLASS): Support access registers.
3879 (enum reg_class): Add ACCESS_REGS.
3880 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
3881 (REG_CLASS_FROM_LETTER): Add 't' constraint.
3882 (REGISTER_NAMES): Add access registers.
3883 * config/s390/s390.md (UNSPEC_TP): Remove.
3884 ("*movdi_64"): Add access register alternatives. Provide splitters
3885 to split DImode access register <-> GPR moves into SImode moves.
3886 ("*movsi_zarch", "*movsi_esa"): Add access register alternatives.
3887 ("movstrictsi"): Likewise.
3888 ("get_tp_64", "get_tp_31"): Reimplement using access registers.
3889 ("set_tp_64", "set_tp_31"): Likewise.
3890 ("*set_tp"): New insn.
3892 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
3894 * tree-phinodes.c (resize_phi_node): Copy only a portion of
3895 the PHI node currently in use.
3897 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3900 * tree.c (staticp) <case FUNCTION_DECL>: Nested functions are static
3903 2004-11-03 Andrew MacLeod <amacleod@redhat.com>
3905 PR tree-optimization/18270
3906 * tree-outof-ssa.c (analyze_edges_for_bb): If a block has incoming
3907 abnormal edges, commit all pending stmts on incoming edges.
3909 2004-11-03 Ulrich Weigand <uweigand@de.ibm.com>
3911 * tree-ssa-loop-ivopts.c (get_address_cost): Offset zero does not
3912 cause extra costs. Generate canonical RTL.
3914 2004-11-02 Daniel Berlin <dberlin@dberlin.org>
3916 * lambda-code.c (lambda_compute_auxillary_space): Update comments.
3917 (lambda_compute_target_space). Ditto.
3918 * lambda.h (lambda_trans_matrix): Ditto.
3919 (lambda_linear_expression): Ditto.
3920 (lambda_body_vector): Ditto.
3921 (lambda_loopnest): Ditto.
3922 * tree-loop-linear.c (gather_interchange_stats): Combine tests,
3923 update comments, and remove pointless addition of 0.
3924 (linear_transform_loops): Update comments.
3926 2004-11-03 Sebastian Pop <pop@cri.ensmp.fr>
3928 * tree.c (tree_fold_gcd): Use FLOOR_MOD_EXPR instead of
3931 2004-11-03 Jeff Law <law@redhat.com>
3933 * predict.c (struct block_info_def): Kill "tovisit" field.
3934 (propagate_freq): Accept new "tovisit" parameter. Change
3935 read/write access methods for "tovisit" to check the "tovisit"
3936 bitmap instead of a bit in block_info_def.
3937 (estimate_loops_at_level): Allocate "tovisit" bitmap. Pass
3938 it to propagate_freq.
3940 * stmt.c (expand_case): Speed up code to detect duplicate case
3941 label targets and count unique case label targets.
3943 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
3945 * cppdefault.c, cppdefault.h, timevar.h: Update copyright.
3947 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
3949 * bitmap.h, dbxout.c, tree-mudflap.c: Fix comment formatting.
3951 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
3953 * tree-cfg.c (find_taken_edge): Abort if we are given a
3954 statement that is neither COND_EXPR nor SWITCH_EXPR.
3956 2004-11-02 Zdenek Dvorak <dvorakz@suse.cz>
3958 * fold-const.c (fold): Reassociate also (x - mult) + mult and
3959 (mult - x) + mult. Cast operands of expression after applying
3960 distributive law to the correct types. Apply distributive law
3961 to a * c - b * c for all non-float types.
3963 2004-11-02 Geoffrey Keating <geoffk@apple.com>
3965 * configure.ac: Don't clear STMP_FIXINC or STMP_FIXPROTO just
3966 because we don't want to run them now; instead, set them to
3967 stmp-install-fixproto or stmp-install-fixinc.
3968 * Makefile.in (stmp-install-fixproto): New.
3969 (stmp-install-fixinc): New.
3970 * configure: Regenerate.
3972 2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
3974 * flow.c (init_propagate_block_info): Use bitmap_empty_p on result
3977 2004-11-02 Ziemowit Laski <zlaski@apple.com>
3979 * c-lang.c (LANG_HOOKS_TYPES_COMPATIBLE_P): Remove.
3980 (c_types_compatible_p): Move function definition...
3981 * c-objc-common.c (c_types_compatible_p): ...here.
3982 * c-objc-common.h (LANG_HOOKS_TYPES_COMPATIBLE_P): Moved here from
3985 2004-11-02 Steven Bosscher <stevenb@suse.de>
3987 * cfgloop.h (struct loop): Update comment.
3988 * cse.c (cse_main): Remove obsolete comment.
3990 * expr.h (gen_cond_trap): Move prototype under functions provided
3992 (canonicalize_condition, get_condition): Move to...
3993 * rtl.h (canonicalize_condition, get_condition): ...here.
3994 (branch_target_load_optimize): Add comment that this function is
3996 * loop.c (canonicalize_condition, get_condition): Move to...
3997 * rtlanal.c (canonicalize_condition, get_condition): ...here.
3998 * sched-deps.c (get_condition): Rename to sched_get_condition.
3999 (add_dependence): Update this caller.
4001 2004-11-02 Andrew Pinski <pinskia@physics.uc.edu>
4004 * tree-ssa.c (replace_immediate_uses): If we call fold_stmt, make sure
4005 that the vops get marked for renaming.
4007 2004-11-02 Andreas Krebbel <krebbel1@de.ibm.com>
4009 * config/s390/s390.md ("movcc"): Set type attribute.
4011 2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
4013 * tree-phinodes.c (add_phi_arg): Add an assertion that the
4014 edge already exists.
4016 2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
4018 * tree-phinodes.c (remove_phi_arg_num): Do not zero the
4019 element that's being removed.
4021 2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
4023 * tree-ssa-threadupdate.c (copy_phis_to_block): Install PHI
4024 arguments using PENDING_STMT.
4025 (thread_block): Call copy_phis_to_block after redirecting an
4028 2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
4030 * bitmap.h (bitmap_and, bitmap_and_into, bitmap_and_compl,
4031 bitmap_and_compl_into, bitmap_ior, bitmap_iot_into,
4032 bitmap_ior_compl, bitmap_xor, bitmap_xor_into): Produce void.
4033 (bitmap_ior_and_compl_into): Produce bool.
4034 (bitmap_union_of_diff): Rename to ...
4035 (bitmap_ior_and_compl): ... here. Produce bool.
4036 * bitmap.c (bitmap_ior_and_compl_into): Return bool. Use
4037 bitmap_operation directly.
4038 (bitmap_union_of_diff): Rename to ...
4039 (bitmap_ior_and_compl): ... here. Return bool, use
4040 bitmap_operation directly.
4041 * df.c (df_rd_transfer_function): Use bitmap_ior_and_compl.
4042 (df_ru_transfer_function, df_lr_transfer_function): Likewise.
4043 * global.c (modify_bb_reg_pav): Likewise.
4045 * bitmap.h (bitmap_equal_p): Return bool.
4046 (bitmap_intersect_p, bitmap_intersect_compl_p): Declare.
4047 * bitmap.c (bitmap_equal_p): Return bool. Compare directly.
4048 (bitmap_intersect_p, bitmap_intersect_compl_p): New.
4049 * flow.c (calculate_global_regs_live): Use bitmap_intersect_p and
4050 bitmap_intersect_compl_p.
4051 * ifcvt (dead_or_predicable): Likewise.
4053 2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
4055 PR rtl-optimization/17104
4056 * config/rs6000/rs6000.c (rs6000_emit_move): Don't wrap small
4057 loads in zero_extend.
4059 2004-11-02 Danny Smith <dannysmith@users.sourceforge.net>
4062 * toplev.c (debug_type_names): Remove "dwarf-1".
4064 2004-11-02 Ben Elliston <bje@au.ibm.com>
4066 * timevar.h (timevar_get): Remove.
4067 * timevar.c (timevar_get): Remove unused function.
4069 2004-11-02 Joseph S. Myers <joseph@codesourcery.com>
4071 * doc/include/texinfo.tex: Update from Texinfo CVS.
4073 2004-11-02 Ben Elliston <bje@au.ibm.com>
4075 * cppdefault.h (cpp_SYSROOT): Remove.
4076 * cppdefault.c (cpp_SYSROOT): Likewise.
4078 2004-11-01 Andrew MacLeod <amacleod@redhat.com>
4080 PR tree-optimization/16447
4081 * tree-cfg.c (bsi_commit_one_edge_insert): Rename from
4082 bsi_commit_edge_inserts_1, and make funtion external. Return new block.
4083 (bsi_commit_edge_inserts): Use renamed bsi_commit_one_edge_insert.
4084 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Enable listing.
4085 * tree-flow.h (bsi_commit_one_edge_insert): Extern decl.
4086 * tree-outof-ssa.c (rewrite_trees): Don't commit edges here.
4087 (same_stmt_list_p): New. Return TRUE if edge is to be forwarded.
4088 (identical_copies_p): New. Return true is two copies are the same.
4089 (identical_stmt_lists_p): New. Return true if stmt lists are the same.
4090 (analyze_edges_for_bb): New. Determine how best to insert edge stmts
4092 (perform_edge_inserts): New. Determine what to do with all stmts that
4093 have been inserted on edges.
4094 (remove_ssa_form): Analyze and commit edges from here.
4096 2004-11-01 Andrew Pinski <pinskia@physics.uc.edu>
4099 * bitmap.h (bmp_iter_end_p): Take a const pointer instead of a struct.
4100 (EXECUTE_IF_SET_IN_BITMAP): Update call to bmp_iter_end_p.
4101 (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
4102 (EXECUTE_IF_AND_IN_BITMAP): Likewise.
4104 2004-11-01 Joseph S. Myers <joseph@codesourcery.com>
4107 * c-decl.c (get_parm_info): Allow FUNCTION_DECLs to appear amongst
4108 parameter declarations.
4110 2004-11-01 Andreas Krebbel <krebbel1@de.ibm.com>
4112 * config/s390/s390.c (regclass_map): Put reg 33 (cc) to CC_REGS group.
4113 (s390_secondary_input_reload_class)
4114 (s390_secondary_output_reload_class): Use GENERAL_REGS to reload a cc
4116 (s390_expand_cmpmem): Enable cmpmem implementation.
4117 * config/s390/s390.h (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS):
4118 Added three new classes: CC_REGS, ADDR_CC_REGS, GENERAL_CC_REGS.
4119 (REG_CLASS_FROM_LETTER): New constraint 'c' added.
4120 * config/s390/s390.md ("movcc"): New insn pattern.
4121 * doc/md.texi: Document 'c' constraint for s390.
4123 2004-11-01 Nathan Sidwell <nathan@codesourcery.com>
4126 * doc/extend.texi (Deprecated Features): Deprecate G++ covariant
4129 2004-10-16 Daniel Berlin <dberlin@dberlin.org>
4131 Fix PR tree-optimization/17672
4132 Fix PR tree-optimization/18168
4134 * lambda-code.c (lambda_lattice_compute_base): Fix reversed
4136 (gcc_tree_to_linear_expression): Add extra to existing constant.
4137 (depth_of_nest): Factor out function used in various places.
4138 (gcc_loop_to_lambda_loop): Clean up code a little bit. No
4140 (find_induction_var_from_exit_cond): Stop guessing, and just
4141 get the right answer :).
4142 (gcc_loopnest_to_lambda_loopnest): Remove useless pre-allocation.
4143 Print out message about result of attempt to create perfect nest.
4144 (lbv_to_gcc_expression): Add type argument, use it to do math
4145 and induction variable creation.
4146 (lle_to_gcc_expression): Ditto.
4147 (lambda_loopnest_to_gcc_loopnest): Create new iv with same type as
4148 oldiv. Pass type argument to lle_to_gcc_expression and
4149 lbv_to_gcc_expression.
4150 Reset number of iterations after transformation.
4151 (perfect_nestify): Remove useless pre-allocation, and cleanup
4154 * tree-data-ref.c (build_classic_dist_vector): Return false for
4155 dependences completely outside of the loop nest we asked about.
4156 (build_classic_dir_vector): Ditto.
4157 (compute_data_dependences_for_loop): Only add dependence relations
4158 inside the loop we asked about.
4160 * tree-loop-linear.c (linear_transform_loops): Use DDR_SIZE_VECT.
4161 Compute immediate uses.
4163 * tree-optimize.c: Move linear_transform_loops to before ivcanon.
4165 2004-11-01 Kazu Hirata <kazu@cs.umass.edu>
4167 * tree-cfg.c (thread_jumps): Fix a comment typo.
4169 2004-11-01 Kazu Hirata <kazu@cs.umass.edu>
4171 * tree-cfg.c (thread_jumps): Fix a comment typo.
4173 2004-10-31 Nicolas Pitre <nico@cam.org>
4175 * config/arm/ieee754-sf.S (floatdisf): Fix regression with
4176 values smaller than 2^32.
4178 2004-10-31 Jeff Law <law@redhat.com>
4180 * cfgloop.h (struct loop): Remove unused "nodes" field.
4181 * timevar.def (TV_TREE_LOOP_BOUNDS): New.
4182 * tree-data-ref.c (find_data_references_in_loop): Use get_loop_body
4183 instead of calling flow_bb_inside_loop_p for every basic block
4185 * tree-ssa-loop.c (pass_record_bounds): Use TV_TREE_LOOP_BOUNDS.
4187 2004-10-31 Graham Stott <graham.stott@btinternet.com>
4189 * config/pa/pa.md: (prefetch_64, prefetch_32): Fix typo. Use
4190 INT_5_BITS instead of VAL_5_BITS_P.
4192 2004-10-31 Roger Sayle <roger@eyesopen.com>
4195 * tree-inline.c (inline_forbidden_p_1): Use %qF instead of '%F'
4196 for consistent quoting in diagnostic messages.
4197 (expand_call_inline): Likewise.
4198 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4199 * tree-ssa.c (warn_uninitialized_var): Likewise.
4200 (warn_uninitialized_phi): Likewise.
4202 2004-10-31 Richard Sandiford <rsandifo@redhat.com>
4204 * config/mips/mips.c (mips_cannot_change_mode_class): Use a stricter
4207 2004-10-31 Kazu Hirata <kazu@cs.umass.edu>
4209 * c-common.c: Fix a comment typo.
4211 2004-10-31 Jason Merrill <jason@redhat.com>
4214 * tree-gimple.c (is_gimple_mem_rhs): Also require a val for
4215 aggregate types that are not BLKmode.
4217 2004-10-30 Ziemowit Laski <zlaski@apple.com>
4219 * c-common.h (objc_lookup_ivar): Add second parameter to
4221 * c-typeck.c (build_external_ref): After looking up symbol,
4222 pass it to objc_lookup_ivar() to decide whether it or the
4223 ivar should be used, rather than deciding the issue locally.
4224 * stub-objc.c (objc_lookup_ivar): Add an OTHER parameter,
4225 which is simply returned in the non-ObjC case.
4227 2004-10-30 Danny Smith <dannysmith@users.sourceforge.net>
4229 * sdbout.c (sdbout_symbol): Do not output type .def statements
4232 2004-10-30 Gabriel Dos Reis <gdr@integrable-solutions.net>
4234 * c-common.c (catenate_strings): New.
4235 (c_parse_error): Use it. Don't over-escape.
4237 2004-10-30 Kaz Kojima <kkojima@gcc.gnu.org>
4239 * config/sh/sh.c (calc_live_regs): Declare reg as unsigned and
4240 modify the for loop expressions for it. Remove unnecessary casts.
4241 (sh_expand_prologue): Declare reg as unsigned.
4242 (sh_gimplify_va_arg_expr): Initinalize lab_over.
4243 (sh_handle_sp_switch_attribute): Add const qualifier appropriately.
4245 2004-10-30 Geoffrey Keating <geoffk@apple.com>
4247 * doc/invoke.texi (Darwin Options): Improve description of
4248 how the subtype is chosen.
4250 2004-10-30 Roger Sayle <roger@eyesopen.com>
4253 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Check that
4254 the stack adjustment, "size", is valid for Pmode. If the stack
4255 frame is too large, generate a trap insn and issue a warning.
4257 2004-10-30 Kazu Hirata <kazu@cs.umass.edu>
4259 * tree-ssa-dom.c: Fix comment typos.
4261 2004-10-30 Kaz Kojima <kkojima@gcc.gnu.org>
4263 * config/sh/sh.c (prepare_move_operands): Use operands[0]
4264 for the output rtl if no_new_pseudos is set. Remove redundant
4267 2004-10-30 Joseph S. Myers <joseph@codesourcery.com>
4270 * c-decl.c (start_function): Don't check for DECL_BUILT_IN when
4271 determining whether to copy parameter types from a previous
4272 prototype declaration.
4274 2004-10-29 Roger Sayle <roger@eyesopen.com>
4276 PR rtl-optimization/17581
4277 * cselib.c (cselib_process_insn): The last instruction of a libcall
4278 block, with the REG_RETVAL note, should be considered in the libcall.
4279 * gcse.c (do_local_cprop): Allow constants to be propagated outside
4281 (adjust_libcall_notes): Use simplify_replace_rtx instead of
4282 replace_rtx to avoid creating invalid RTL in REG_RETVAL notes.
4284 2004-10-30 Kazu Hirata <kazu@cs.umass.edu>
4286 * tree-phinodes.c (create_phi_node): Don't zero PHI_REWRITTEN.
4288 2004-10-29 Jeff Law <law@redhat.com>
4290 * tree-ssa-dom.c (struct edge_info): New structure holding
4291 edge equivalences and edge redirection information.
4292 (get_eq_expr_value, record_dominating_conditions): Kill.
4293 (propagate_to_outgoing_edges): Renamed from cprop_into_phis.
4294 Call record_edge_info.
4295 (allocate_edge_info, free_edge_info): New.
4296 (tree_ssa_dominator_optimize): Use propagate_to_outgoing_edges
4297 rather than cprop_into_phis. Free all edge infos before threading
4299 (thread_across_edge): Allocate new edge info structures as needed
4300 and store the redirection target into the edge info structure
4301 instead of the edge's AUX field.
4302 (dom_opt_initialize_block): Mark unused argument with ATTRIBUTE_UNUSED.
4303 (record_equivalence_from_incoming_edge): Lose unnecessary argument.
4304 Revamp code which finds and records equivalences associated with
4305 edges to use saved data in the edge_info structure.
4306 (record_equivalencs_from_phis): Similarly.
4307 (dom_opt_finalize_block): Revamp code which finds and records
4308 equivalences associated with edges to use saved data in the
4309 edge_info structure.
4310 (build_and_record_new_cond): New function.
4311 (record_conditions): Use build_and_record_new_cond to record
4312 dominating conditions.
4313 (record_edge_info): New function.
4314 (record_range): Tighten test for conditions which create
4315 useful range records.
4317 2004-10-29 Geoffrey Keating <geoffk@apple.com>
4319 * config/i386/darwin.h (ASM_SPEC): Simplify.
4320 (SUBTARGET_EXTRA_SPECS): Add darwin_subarch spec.
4321 * config/rs6000/darwin.h (DARWIN_SUBARCH_SPEC): New.
4322 (SUBTARGET_EXTRA_SPECS): Add darwin_subarch spec.
4323 * config/darwin.h (LINK_COMMAND_SPEC): Don't pass -arch here.
4324 (LINK_SPEC): Do pass -arch here. Handle -force_cpusubtype_ALL
4325 in all cases. Pass the right -arch or -arch_only based on -mcpu.
4326 (ASM_SPEC): Handle -force_cpusubtype_ALL.
4327 * doc/invoke.texi (Darwin Options): Improve documentation for
4328 Darwin linker (and libtool) switches.
4330 * config/rs6000/darwin-fallback.c: Include <mach/thread_status.h>.
4332 2004-10-29 Stan Shebs <shebs@apple.com>
4334 * config/rs6000/darwin-tramp.asm: Make more 64-bit-friendly.
4336 2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
4338 * tree-phinodes.c (allocate_phi_node): New.
4339 (make_phi_node, resize_phi_node): Use it.
4341 2004-10-29 David Edelsohn <edelsohn@gnu.org>
4343 * config/rs6000/sysv4.h (TARGET_POWER): Define as 0.
4344 * config/rs6000/darwin.h (TARGET_POWER): Define as 0.
4346 2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
4348 * tree-phinodes.c (make_phi_node, resize_phi_node): Don't zero
4350 * tree.h (tree_phi_node): Tell the garbage collector to chase
4353 2004-10-29 Richard Earnshaw <rearnsha@arm.com>
4355 * opts.c (decode_options): Lower the crossjump threshold for -Os.
4357 2004-10-29 Diego Novillo <dnovillo@redhat.com>
4359 * tree.h (struct tree_ssa_name): Remove field 'equiv'.
4361 2004-10-28 Nathan Sidwell <nathan@codesourcery.com>
4363 * bitmap.h (bitmap_empty_p): New.
4364 (bitmap_and, bitmap_and_into, bitmap_and_compl,
4365 bitmap_and_compl_into, bitmap_ior, bitmap_ior_into,
4366 bitmap_ior_compl, bitmap_xor, bitmap_xor_into): New bitmap
4368 (bitmap_ior_and_compl): Rename to ...
4369 (bitmap_ior_and_compl_into): ... here.
4370 * bitmap.c (bitmap_equal_p): Use bitmap_xor.
4371 (bitmap_ior_and_compl): Rename to ...
4372 (bitmap_ior_and_compl_into): ... here. Adjust. Return changed
4374 (bitmap_union_of_diff): Use renamed bitmap functions.
4375 * basic-block.h (AND_REG_SET, AND_COMPL_REG_SET, IOR_REG_SET,
4376 XOR_REG_SET, IOR_AND_COMPL_REG_SET): Likewise.
4377 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
4378 * df.c (df_bb_rd_local_compute)
4379 * flow.c (calculate_global_regs_live,
4380 init_propagate_block_info): Likewise.
4381 * ifcvt.c (find_if_case_1, find_if_case_2,
4382 dead_or_predicable): Likewise.
4383 * ra-build.c (union_web_part_roots, livethrough_conflicts_bb,
4384 reset_conflicts, conflicts_between_webs): Likewise.
4385 * ra-rewrite.c (reloads_to_loads, rewrite_program2,
4386 detect_web_parts_to_rebuild): Likewise.
4387 * sched-ebb.c (compute_jump_reg_dependencies): Likewise.
4388 * tree-int-ssa.c (insert_phi_nodes_for, rewrite_into_ssa): Likewise.
4389 * tree-sra.c (decide_instantiations): Likewise.
4390 * tree-ssa-alias.c (create_name_tags,
4391 merge_pointed_to_info): Likewise.
4392 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
4393 * tree-ssa-loop-im.c (move_computations): Likewise.
4394 * tree-ssa-operands.c (get_call_expr_operands): Likewise.
4395 * tree-ssa-pre.c (fini_pre): Likewise.
4396 * tree-ssa.c (verify_flow_sensitive_alias_info): Likewise.
4397 * tree-ssanames.c (any_marked_for_rewrite_p): Likewise.
4398 * tree-vectorizer.c (vectorize_loops): Likewise.
4400 2004-10-29 Nick Clifton <nickc@redhat.com>
4402 config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): When
4403 adding the PIC register to the fixed_regs array, also add it
4404 to the call_used_regs array.
4406 2004-10-29 Eric Botcazou <ebotcazou@libertysurf.fr>
4408 * gthr-posix.h (__gthread_recursive_mutex_init_function): Guard
4409 with #ifdef PTHREAD_MUTEX_RECURSIVE/#endif pairs.
4411 2004-10-28 Daniel Berlin <dberlin@dberlin.org>
4413 * tree-into-ssa.c (rewrite_virtual_phi_arguments): New function.
4414 (rewrite_blocks): Modify argument, and use it to decide which
4416 (rewrite_def_def_chains): Call rewrite_blocks with true here.
4417 (rewrite_into_ssa): and call it with false here.
4419 2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
4421 * tree-phinodes.c (add_phi_arg): Turn an "if" that always
4422 triggers into gcc_assert.
4424 2004-10-28 Diego Novillo <dnovillo@redhat.com>
4426 PR tree-optimization/16728
4427 * tree-flow.h (get_ptr_info): Declare.
4428 * tree-ssa-alias.c (get_ptr_info): Make extern.
4429 * tree-ssa-copy.c (merge_alias_info): Merge flow-sensitive
4432 2004-10-28 Stan Shebs <shebs@apple.com>
4434 * config/rs6000/darwin.h (SUBTARGET_EXTRA_SPECS): Handle -m64.
4435 * config/rs6000/rs6000.c (rs6000_darwin_file_start): Add ppc64
4438 2004-10-28 Frank Ch. Eigler <fche@redhat.com>
4440 * tree-mudflap.c (mudflap_init): Mark cache-lookup decls to
4441 prevent their later unnecessary registration.
4442 (mf_build_check_statement_for): Remove "addr" argument, and
4443 related "__mf_value" generated code. Update callers.
4444 (mf_decl_eligible_p): New function, factored from mx_register_decls.
4445 (mx_register_decls): Call it.
4446 (mf_xform_derefs_1): Rewrite COMPONENT_REF and ARRAY_REF cases
4447 to restore support for complex nested expressions.
4448 (mudflap_enqueue_decl): Simplify. Move registration call emission
4450 (mudflap_finish_file): ... to here.
4451 (mudflap_enqueue_constant): Remove dump code.
4453 2004-10-28 Zack Weinberg <zack@codesourcery.com>
4456 * dbxout.c (dbxout_begin_complex_stabs_noforcetext): New function.
4457 (DBX_FINISH_STABS): Add (unused by default) SYM parameter.
4458 (dbxout_finish_complex_stabs): Update to match.
4459 (dbxout_symbol_location): Call emit_pending_bincls_if_required
4460 and FORCE_TEXT before DBX_STATIC_BLOCK_START. Use
4461 dbxout_begin_complex_stabs_noforcetext.
4462 * xcoffout.h (DBX_FINISH_STABS): Restore special case for
4463 N_GSYM, using new SYM parameter. Correct logic for special
4466 * varasm.c (function_section): If DECL is NULL_TREE, don't try
4467 to do anything else. Do not call get_insns if cfun or
4468 cfun->emit are NULL.
4470 2004-10-28 Adam Nemet <anemet@lnxw.com>
4473 * c-typeck.c (c_mark_addressable): Issue error if address of a
4474 register variable is taken. Use "%qD" to print DECL_NAME.
4476 2004-10-28 Diego Novillo <dnovillo@redhat.com>
4478 * opts.c (decode_options): Don't run PRE at -Os.
4480 2004-10-28 Richard Henderson <rth@redhat.com>
4482 * config/alpha/alpha.md (movqicc_internal): Allow exactly one
4483 zero in the conditional.
4484 (movhicc_internal, movsicc_internal, movdicc_internal): Likewise.
4486 2004-10-28 Richard Henderson <rth@redhat.com>
4488 * cse.c (memory_extend_rtx): Remove.
4489 (cse_main): Don't set it.
4490 (cse_insn): Use a local buffer instead.
4492 2004-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
4494 * profile.c (branch_prob): Call to init_edge_profiler added.
4495 * rtl-profile.c (rtl_init_edge_profiler): New function.
4496 (rtl_gen_edge_profiler): Replaced call to insert_insn_on_edge with
4497 call to safe_insert_insn_on_edge.
4498 (rtl_profile_hooks): rtl_init_edge_profiler added.
4499 * tree-profile.c (tree_init_edge_profiler): New function.
4500 (tree_profile_hooks): tree_init_edge_profiler added.
4501 * value-prof.h (profile_hooks) init_edge_profiler prototype added.
4503 2004-10-28 Nick Clifton <nickc@redhat.com>
4505 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Use
4506 emit_jump_insn() to generate the return instruction.
4508 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
4510 * tree-phinodes.c: Remove trailing whitespace.
4512 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
4514 * tree-ssa-loop-ivopts.c: Fix a comment typo.
4515 * doc/invoke.texi: Fix a typo.
4517 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
4519 * Makefile.in (OBJS-common): Remove duplicates.
4521 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
4523 * lambda-code.c (nestify_update_pending_stmts): Remove.
4524 (perfect_nestify): Use flush_pending_stmts instead of
4525 nestify_update_pending_stmts.
4526 * tree-cfg.c (tree_make_forwarder_block): Use
4527 flush_pending_stmts.
4528 * tree-flow.h: Add a prototype for flush_pending_stmts.
4529 * tree-ssa-loop-manip.c (tree_duplicate_loop_to_header_edge):
4530 Use flush_pending_stmts.
4531 (lv_update_pending_stmts): Remove.
4532 (tree_ssa_loop_version): Use flush_pending_stmts instead of
4533 lv_update_pending_stmts.
4534 * tree-ssa.c (flush_pending_stmts): New.
4536 2004-10-28 Ulrich Weigand <uweigand@de.ibm.com>
4539 * final.c (alter_subreg): Compute correct offset to use with
4540 paradoxical SUBREGs of memory operands.
4541 * recog.c (general_operand): Allow paradoxical SUBREGs of
4542 memory operands after reload.
4543 * simplify-rtx.c (simplify_gen_subreg): Fail if simplify_subreg
4544 has failed when passed a hard register.
4546 2004-10-28 Aldy Hernandez <aldyh@redhat.com>
4548 * function.c (assign_parm_setup_block): Handle parallels correctly.
4550 2004-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
4552 * final.c (shorten_branches): Initialize flags structure.
4554 2004-10-28 Nathan Sidwell <nathan@codesourcery.com>
4556 * tree.c (int_cst_node, int_cst_hash_table): New variables.
4557 (init_ttree): Initialize them.
4558 (int_cst_hash_hash, int_cst_hash_eq): New hashing functions.
4559 (build_int_cst_wide): Use hash table for oversized integers.
4561 2004-10-28 Nick Clifton <nickc@redhat.com>
4563 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Define
4566 2004-10-27 Richard Henderson <rth@redhat.com>
4569 * expr.c (emit_group_load): Don't go force temporary for memory
4571 (emit_group_store): Similarly.
4573 2004-10-27 Andrew Pinski <pinskia@physics.uc.edu>
4576 * common.opt (--param): Fix spelling of parameter.
4578 2004-10-27 Andrew Pinski <pinskia@physics.uc.edu>
4581 * tree-cfg.c (remove_useless_stmts_1) <case SWITCH_EXPR>:
4582 Don't fold statement.
4583 <case ASM_EXPR>: Fold the statement.
4585 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
4587 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary)
4588 <COND_EXPR>: Use EDGE_COUNT instead of GOTO_DESTINATION.
4590 2004-10-28 Joseph S. Myers <jsm@polyomino.org.uk>
4592 * doc/contrib.texi, doc/cpp.texi, doc/cppopts.texi,
4593 doc/extend.texi, doc/gcov.texi, doc/install.texi, doc/invoke.texi,
4594 doc/libgcc.texi, doc/md.texi, doc/passes.texi,
4595 doc/sourcebuild.texi, doc/tm.texi: Improve Texinfo formatting.
4597 2004-10-28 Joseph S. Myers <jsm@polyomino.org.uk>
4599 * doc/c-tree.texi, doc/cpp.texi, doc/implement-c.texi,
4600 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/tm.texi: Put
4601 punctuation outside quotes.
4603 2004-10-27 David Mosberger <davidm@hpl.hp.com>
4604 James E Wilson <wilson@specifixinc.com>
4607 * config/ia64/ia64.c (ia64_expand_epilogue): Set RTX_FRAME_RELATED_P on
4608 sibcall alloc instruction.
4609 (process_set): Handle sibcall alloc instruction.
4611 2004-10-27 Geoffrey Keating <geoffk@apple.com>
4613 * config/rs6000/rs6000.c (rs6000_attribute_table): Add
4614 SUBTARGET_ATTRIBUTE_TABLE.
4615 * config/darwin.h (ASM_WEAKEN_DECL): Handle weak_import.
4616 (SUBTARGET_ATTRIBUTE_TABLE): Define.
4617 * config/darwin.c (darwin_handle_weak_import_attribute): New.
4618 (HAVE_DEAD_STRIP): Delete.
4619 (no_dead_strip): Don't test HAVE_DEAD_STRIP.
4620 * config/darwin-protos.h (darwin_handle_weak_import_attribute):
4623 * doc/tm.texi (USE_SELECT_SECTION_FOR_FUNCTIONS): Document.
4625 * config/darwin.h (GTHREAD_USE_WEAK): Define.
4627 2004-10-28 Ben Elliston <bje@au.ibm.com>
4629 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): New.
4630 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Likewise.
4631 * params.h (SRA_MAX_STRUCTURE_SIZE): New.
4632 (SRA_FIELD_STRUCTURE_RATIO): Likewise.
4633 * tree-sra.c: Include "params.h".
4634 (decide_block_copy): Use new parameters.
4635 * doc/invoke.texi (Optimize Options): Document new SRA pass
4636 parameters sra-max-structure-size and sra-field-structure-ratio.
4638 2004-10-27 Nicolas Pitre <nico@cam.org>
4640 * config/arm/ieee754-df.S (floatdidf): Fix regression with big values.
4642 2004-10-27 Zdenek Dvorak <dvorakz@suse.cz>
4644 PR tree-optimization/18048
4645 * fold-const.c (try_move_mult_to_index): New function.
4646 (fold): Use try_move_mult_to_index.
4647 * tree-ssa-loop-ivopts.c (try_add_cand_for): Prefer common candidates.
4648 * tree-ssa-loop-niter.c (number_of_iterations_cond): Produce
4649 an all-ones unsigned constant without extra bits.
4650 * tree.c (build_low_bits_mask): New function.
4651 * tree.h (build_low_bits_mask): Declare.
4653 2004-10-27 David Edelsohn <edelsohn@gnu.org>
4656 * config/rs6000/rs6000.md (maxsf3): Add !flag_trapping_math to
4662 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
4664 * tree-cfg.c (thread_jumps): Speed up by reordering the two
4665 conditions for entering basic blocks into worklist.
4667 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
4669 * tree-cfg.c (thread_jumps): Speed up by pretending to have
4670 ENTRY_BLOCK_PTR in worklist.
4672 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
4674 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary)
4675 <GOTO_EXPR>: Don't let an explicit GOTO_EXPR slip through.
4677 2004-10-27 Daniel Berlin <dberlin@dberlin.org>
4679 Fix PR tree-optimization/17133
4681 * tree-cfg.c (rewrite_to_new_ssa_names_bb): Also rewrite must
4684 * tree-flow-inline.h: V_MUST_DEF_OP became V_MUST_DEF_RESULT.
4685 (get_v_must_def_result_ptr): Modify for new structure of
4687 (get_v_must_def_kill_ptr): New.
4688 (op_iter_next_use): Add support for the kill that occurs in V_MUST_DEFs.
4689 (op_iter_next_tree): Ditto. Also V_MAY_DEF_OP became V_MAY_DEF_RESULT.
4690 (op_iter_next_def): V_MAY_DEF_OP became V_MAY_DEF_RESULT.
4691 (op_iter_init): Initialize new mustu members.
4692 (op_iter_next_mustdef): New function.
4693 (op_iter_init_mustdef): Ditto.
4695 * tree-flow.h (rewrite_def_def_chains): New function.
4697 * tree-into-ssa.c (mark_def_sites): Handle mustdefkill operands.
4698 (ssa_mark_def_sites): Ditto.
4699 (rewrite_stmt): Ditto.
4700 (ssa_rewrite_stmt): Ditto.
4701 (rewrite_blocks): Factor out from rewrite_into_ssa.
4702 (mark_def_block_sites): Ditto.
4703 (rewrite_def_def_chains): New function, just rewrites def-def
4704 chains without phi node insertion.
4706 * tree-pass.h (TODO_fix_def_def_chains): New todo flag.
4708 * tree-optimize.c (execute_todo): Handle TODO_fix_def_def_chains.
4710 * tree-pretty-print.c (dump_vops): Print out MUST_DEF's so that
4711 they include the rhs now.
4713 * tree-ssa-ccp.c (visit_assignment): V_MUST_DEF_OP became
4716 * tree-ssa-dce.c (mark_operand_necessary): Add phionly argument.
4718 (mark_really_necessary_kill_operand_phis): New function.
4719 (perform_tree_ssa_dce): Call it.
4720 (pass_dce): Add TODO_fix_def_def_chains.
4721 (pass_cd_dce): Ditto.
4723 * tree-ssa-loop-im.c (determine_max_movement): Look at kills as
4725 (rewrite_mem_refs): Ditto.
4727 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt): Look at kills
4730 * tree-ssa-operands.c (allocate_v_may_def_optype):
4731 v_may_def_operand_type_t became v_def_use_operand_type_t.
4732 (allocate_v_must_def_optype) Ditto.
4733 (finalize_ssa_v_must_defs): Update for new operand type, as well
4734 as setting the use portion as well.
4735 (copy_virtual_operands): Copy the kill operand as well.
4736 (create_ssa_artficial_load_stmt): V_MUST_DEF_OP became
4739 * tree-ssa-operands.h (v_may_def_operand_type): Renamed to
4740 v_def_use_operand_type.
4741 (v_must_def_optype_d): Use v_def_use_operand_type.
4742 (V_MUST_DEF_OP_*): Renamed to V_MUST_DEF_RESULT_*
4743 (V_MUST_DEF_KILL_*): New macros.
4744 (struct ssa_operand_iterator_d): Add num_v_mustu and v_mustu_i
4746 Rename existing must_i and num_v_must members to mustd_i and
4748 (SSA_OP_VMUSTDEFKILL): New flag.
4749 (SSA_OP_VIRTUAL_KILLS): New flag.
4750 (SSA_OP_ALL_OPERANDS): Add in SSA_OP_ALL_KILLS.
4751 (SSA_OP_ALL_KILLS): New flag.
4752 (FOR_EACH_SSA_MUSTDEF_OPERAND): New macro.
4754 * tree-ssa.c (verify_ssa): Verify virtual kills as well.
4756 * tree-vectorizer.c (vect_create_data_ref_ptr): V_MUST_DEF_OP
4757 became V_MUST_DEF_RESULT.
4758 (rename_variables_in_bb): Rename kill pointer as well.
4760 * tree-dfa.c (compute_immediate_uses_for_stmt): Add kills into the
4763 2004-10-27 Richard Sandiford <rsandifo@redhat.com>
4765 * dbxout.c (dbxout_source_line): Move declaration of begin_label to
4766 the block that needs it.
4768 2004-10-27 Zack Weinberg <zack@codesourcery.com>
4770 * dbxout.c (dbxout_finish_complex_stabs): Mark 'line' variable
4773 2004-10-27 Zack Weinberg <zack@codesourcery.com>
4775 * c-lex.c (cb_def_pragma): Clean up code for making location
4776 palatable to diagnostic.c.
4778 2004-10-27 Steven Bosscher <stevenb@suse.de>
4780 PR tree-optimization/17757
4781 * tree-phinodes.c (remove_phi_arg_num): Don't remove PHIs
4782 without any PHI arguments left. Make sure the argument that
4783 we're supposed to remove exists at all.
4785 2004-10-27 Paul Brook <paul@codesourcery.com>
4787 * configure.ac: Don't test for [build] __cxa_atexit when building a
4789 * configure: Regenerate.
4791 2004-10-27 Paul Brook <paul@codeosurcery.com>
4793 * configure.ac: Use build_exeext not host_exeext when lookin for
4795 * configure: Regenerate.
4797 2004-10-27 Andreas Krebbel <krebbel1@de.ibm.com>
4799 * config/s390/s390.md ("*subdf3_cc"): Replaced plus by minus.
4801 2004-10-27 Andreas Krebbel <krebbel1@de.ibm.com>
4802 patch originally created by Kelley Cook <kcook@gcc.gnu.org>
4805 * opts.c (OPT_fprofile_generate): Default to -funroll-loops
4806 to match -fprofile-use.
4808 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
4810 * config/rs6000/rs6000.c: Fix a comment typo.
4812 2004-10-27 Zack Weinberg <zack@codesourcery.com>
4814 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Increment line
4817 2004-10-27 Andreas Schwab <schwab@suse.de>
4819 * varasm.c (default_stabs_asm_out_destructor): Mark symbol as
4821 (default_stabs_asm_out_constructor): Likewise.
4823 2004-10-26 Geoffrey Keating <geoffk@apple.com>
4825 * builtins.c (fold_builtin_unordered_cmp): Always bring both
4826 operands to the same type.
4828 2004-10-26 James E Wilson <wilson@specifixinc.com>
4831 * emit-rtl.c (emit_copy_of_insn_after): Copy RTX_FRAME_RELATED_P.
4833 2004-10-26 Zack Weinberg <zack@codesourcery.com>
4835 * dbxout.c: Include obstack.h.
4836 (ASM_STABS_OP): Take XCOFF_DEBUGGING_INFO into account in
4838 (ASM_STABD_OP, NO_DBX_MAIN_SOURCE_DIRECTORY, DBX_CONTIN_CHAR):
4839 Default-define here.
4840 (DBX_CONTIN_LENGTH): Move definition with others.
4841 (DBX_FINISH_STABS): New target macro.
4842 (current_sym_code, current_sym_value, current_sym_addr)
4843 (current_sym_nchars, CHARS, dbxout_continue)
4844 (print_int_cst_octal, print_octal, print_wide_int)
4845 (dbxout_prepare_symbol, dbxout_finish_symbol): Delete.
4846 (stabstr_ob, stabstr_last_contin_point): New variables.
4847 (NUMBER_FMT_LOOP): New improper macro.
4848 (dbxout_int, dbxout_stab_value_zero, dbxout_stab_value_label)
4849 (dbxout_stab_value_label_diff, dbxout_stab_value_internal_label)
4850 (dbxout_stab_value_internal_label_diff, dbxout_stabd)
4851 (dbxout_begin_stabn, dbxout_begin_stabn_sline)
4852 (dbxout_begin_simple_stabs, dbxout_begin_simple_stabs_desc)
4853 (dbxout_begin_complex_stabs, dbxout_finish_complex_stabs)
4854 (stabstr_C, stabstr_S, stabstr_I, stabstr_D, stabstr_U, stabstr_O)
4855 (stabstr_continue, DECL_ACCESSIBILITY_CHAR)
4856 New functions and/or proper function-like macros.
4857 (CONTIN): Use stabstr_continue, unconditionally.
4858 (get_lang_number): Define unconditionally, with ATTRIBUTE_UNUSED.
4859 (dbxout_init): Initialize stabstr_ob. Check
4860 NO_DBX_MAIN_SOURCE_DIRECTORY. Only write out the Ltext label
4861 if it was used. Use the new interfaces.
4862 (dbxout_source_file): Remove file argument; always write to
4863 asm_out_file. Use the new interfaces.
4864 (dbxout_type_method_1): Remove second argument which is always
4865 DECL_ASSEMBLER_NAME of the first argument. Use the new interfaces.
4866 (dbxout_type_methods): Remove write-only variables. Use the
4868 (dbxout_parms): Refactor to remove code duplicated in each of
4869 several successive if-else-if blocks. Use the new interfaces.
4870 (dbxout_function_end, emit_bincl_stab, dbxout_end_source_file)
4871 (dbxout_source_line, dbxout_finish, dbxout_type_index)
4872 (dbxout_type_fields, dbxout_range_type, dbxout_type, dbxout_type_name)
4873 (dbxout_class_name_qualifiers, dbxout_symbol, dbxout_symbol_location)
4874 (dbxout_symbol_name, dbxout_reg_parms, dbxout_args)
4875 (dbx_output_lbrac, dbx_output_rbrac, dbxout_block):
4876 Use the new interfaces.
4877 * Makefile.in (dbxout.o): Update dependencies.
4879 * defaults.h: Don't define ASM_STABD_OP.
4880 * output.h: Prototype new dbxout_* interfaces.
4881 * system.h: Poison DBX_OUTPUT_GCC_MARKER and DBX_FINISH_SYMBOL.
4882 * varasm.c: Don't define ASM_STABS_OP.
4883 (default_stabs_asm_out_constructor, default_stabs_asm_out_destructor):
4884 Use the new dbxout.c interfaces. Call sorry if neither
4885 DBX_DEBUGGING_INFO nor XCOFF_DEBUGGING_INFO is defined.
4887 * xcoffout.h: Don't define ASM_STABS_OP.
4888 (DBX_FINISH_SYMBOL): Rewrite and rename DBX_FINISH_STABS.
4889 (DBX_OUTPUT_MAIN_SOURCE_DIRECTORY, DBX_OUTPUT_GCC_MARKER): Delete.
4890 (NO_DBX_MAIN_SOURCE_DIRECTORY, NO_DBX_GCC_MARKER): Define.
4891 (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Change bare block to
4892 do { ... } while (0) idiom.
4894 * config/alpha/alpha.c (num_source_filenames): Export.
4895 * config/alpha/alpha.h (num_source_filenames): Declare.
4896 (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
4897 (SDB_OUTPUT_SOURCE_LINE): Add missing newline.
4898 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
4899 Always use .debugsym. Update commentary.
4900 * config/mips/mips.h (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
4901 (SDB_OUTPUT_SOURCE_LINE): Add missing newline.
4902 * config/rs6000/linux64.h (DBX_OUTPUT_SOURCE_LINE, DBX_OUTPUT_BRAC):
4904 * config/rs6000/rs6000.c: If TARGET_MACHO, include gstab.h.
4905 (macho_branch_islands): Use new interfaces.
4907 * doc/tm.texi: Update.
4909 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
4911 * expr.c (emit_group_store): Do not treat floats as BLKmode.
4912 (emit_group_load): Same.
4914 2004-10-26 Joseph S. Myers <jsm@polyomino.org.uk>
4916 * c-parse.in (datadef): Use pedwarn rather than error and warning
4917 for diagnostic in case of no declaration specifiers.
4919 2004-10-26 Richard Sandiford <rsandifo@redhat.com>
4922 * doc/install.texi (mips-sgi-irix5): Document that /bin/sh has been
4923 reported to hang during bootstrap and that CONFIG_SHELL=/bin/ksh
4924 can be used to work around this.
4926 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
4928 * config/rs6000/rs6000.h (MEMBER_TYPE_FORCES_BLK): Adjust for e500
4931 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
4933 * stmt.c (expand_case): Update a comment.
4935 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
4937 * stmt.c (expand_case): Put an assertion that index_expr is
4938 never INTEGER_CST. Don't special case for constant
4941 2004-10-26 Andrew Pinski <pinskia@physics.uc.edu>
4944 * c-parse.in (designator): Finish with a semi-colon.
4946 2004-10-26 Fariborz Jahanian <fjahanian@apple.com>
4948 * config/rs6000/rs6000.md (andsi3_internal8): Set CR when splitting
4951 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
4953 * stmt.c (expand_case): Remove code to handle SWITCH_EXPR with
4954 a default case only.
4956 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
4958 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs): Adjust for
4960 (spe_build_register_parallel): New.
4961 (rs6000_spe_function_arg): Handle e500 doubles.
4962 (function_arg): Same.
4963 (spe_func_has_64bit_regs_p): Same.
4964 (rs6000_function_value): Same.
4965 (rs6000_libcall_value): Same.
4966 (legitimate_lo_sum_address_p): Return false for e500 doubles.
4968 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT): Adjust for e500
4970 (DATA_ALIGNMENT): Same.
4971 (CANNOT_CHANGE_MODE_CLASS): Same.
4973 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
4975 * expr.c (emit_group_load): Handle floats.
4976 (emit_group_store): Same.
4978 2004-10-26 Nathan Sidwell <nathan@codesourcery.com>
4980 * c-lex.c (get_nonpadding_token): Remove.
4981 (c_lex_with_flags): Push timevar and eat padding here. Improve
4982 stray token diagnostic.
4983 (lex_string): Replace logic with switch statement, eat padding
4986 2004-10-26 Geoffrey Keating <geoffk@apple.com>
4989 * config/i386/darwin.h (ASM_SPEC): Undef it before defining.
4991 2004-10-25 Geoffrey Keating <geoffk@apple.com>
4993 * config/darwin.h (LINK_SPEC): Default weak_reference_mismatches
4995 (MAKE_DECL_ONE_ONLY): Set DECL_WEAK.
4996 (ASM_MAKE_LABEL_LINKONCE): Delete.
4997 (ASM_WEAKEN_DECL): New.
4998 (ASM_DECLARE_OBJECT_NAME): Look at DECL_WEAK not DECL_ONE_ONLY.
4999 (ASM_DECLARE_FUNCTION_NAME): Likewise.
5000 (TEXT_SECTION_ASM_OP): Add a tab.
5001 (DATA_SECTION_ASM_OP): Likewise.
5002 (SECTION_FUNCTION): Add a tab. Use fputs. Don't call
5003 data_section on every section change.
5004 (EXTRA_SECTIONS): Add a bunch of new extra sections.
5005 (EXTRA_SECTION_FUNCTIONS): Likewise.
5006 (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
5007 (JCR_SECTION_NAME): Define.
5008 (TARGET_SECTION_TYPE_FLAGS): Don't define.
5009 * config/darwin.c (darwin_encode_section_info): A symbol is defined
5010 in this file if it is not weak.
5011 (textcoal_section): Delete.
5012 (datacoal_section): Delete.
5013 (darwin_make_decl_one_only): Delete.
5014 (machopic_select_section): Handle functions.
5015 (darwin_asm_named_section): Add a tab.
5016 (darwin_section_type_flags): Delete.
5017 (darwin_unique_section): Delete contents.
5018 (darwin_emit_unwind_label): Add a tab. Make decls weak if
5020 * config/darwin-protos.h (darwin_section_type_flags): Delete.
5021 (darwin_make_decl_one_only): Delete.
5022 (text_coal_section): New.
5023 (text_unlikely_section): New.
5024 (text_unlikely_coal_section): New.
5025 (const_coal_section): New.
5026 (data_coal_section): New.
5027 (const_data_coal_section): New.
5028 * varasm.c (function_section): Honour
5029 USE_SELECT_SECTION_FOR_FUNCTIONS.
5030 * dwarf2out.c (output_call_frame_info): Look at DECL_WEAK when
5031 TARGET_USES_WEAK_UNWIND_INFO is in effect.
5032 * dbxout.c (dbxout_source_file): Don't change sections while
5033 a function is being output.
5035 2004-10-25 David Ayers <d.ayers@inode.at>
5037 * c-common.h: Remove RID_ID.
5038 * c-parse.in: Remove OBJECTNAME and references to RID_ID.
5039 (typespec_reserved_attr): Add rule for TYPENAME
5040 non_empty_protocolrefs.
5041 (yylexname): Remove special handling of RID_ID.
5043 2004-10-25 James E Wilson <wilson@specifixinc.com>
5045 * doc/invoke.texi (-fcrossjumping): Not enabled at -O.
5047 2004-10-25 Joseph S. Myers <jsm@polyomino.org.uk>
5050 * c-parse.in (array_designator): New.
5051 (designator): Use it.
5052 (initelt): Only permit array_designator without '=', not ".foo".
5054 2004-10-25 Kenneth Zadeck <zadeck@naturalbridge.com>
5055 * gcc/Makefile.in: removed ggc for cgraphunit.
5056 * gcc/cgraph.c.dump_cgraph_node: removed static var analysis.
5057 * gcc/cgraph.h: removed static var analysis data structures and calls.
5059 cgraph_mark_local_and_external_functions:changed name to
5060 cgraph_mark_local_functions
5061 (print_order,convert_UIDs_in_bitmap,new_static_vars_info,
5062 cgraph_reset_static_var_maps,get_global_static_vars_info,
5063 get_global_statics_not_read,get_global_statics_not_written,searchc,
5064 cgraph_reduced_inorder,has_proper_scope_for_analysis,check_rhs_var,
5065 check_lhs_var,get_asm_expr_operands,process_call_for_static_vars,
5066 scan_for_static_refs,cgraph_characterize_statics_local,
5067 clear_static_vars_maps,cgraph_propagate_bits,cgraph_characterize_statics):
5069 (cgraph_optimize,init_cgraph): removed calls to static vars analysis
5070 * gcc/tree-dfa.c find_referenced_vars: removed call to static vars
5072 * gcc/tree-flow.h static_vars_info: removed
5073 * gcc/tree-ssa-operands.c (add_call_clobber_ops,add_call_read_ops):
5074 removed calls to static vars analysis.
5075 get_call_expr_operands: removed callee variable.
5077 2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
5079 * cfg.c (unchecked_make_edge, redirect_edge_succ,
5080 redirect_edge_pred): Use VEC_safe_push instead of
5082 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
5084 2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
5086 * cfgloopmanip.c (loopify): Take two more arguments true_edge
5088 * cfgloop.h: Adjust the corresponding prototype.
5089 * loop-unswitch.c (unswitch_loop): Adjust a call to loopify.
5090 * tree-ssa-loop-manip.c (tree_ssa_loop_version): Likewise.
5092 2004-10-25 Jakub Jelinek <jakub@redhat.com>
5094 * dwarf2out.c (rtl_for_decl_location): Avoid segfault if
5095 DECL_INCOMING_RTL is NULL.
5097 2004-10-25 Steven Bosscher <stevenb@suse.de>
5099 * timevar.def (TV_FIND_REFERENCED_VARS): New.
5100 * tree-dfa.c (pass_referenced_var): Use it.
5102 2004-10-25 Roger Sayle <roger@eyesopen.com>
5103 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5105 * cse.c: Change encoding of quantity numbers to avoid undefined
5106 pointer arithmetic on qty_table.
5107 (REGNO_QTY_VALID_P): A quantity is now valid if it isn't negative.
5108 (get_cse_reg_info): Initialize reg_qty to a unique negative value.
5109 (new_basic_block): Assign "real" quantity numbers from zero.
5110 (delete_reg_equiv): Do nothing if quantity is invalid. Reset the
5111 REG_QTY to its unique negative value.
5112 (merge_equiv_classes): Calculate need_rehash if quantity is valid.
5113 (cse_main): Don't include max_reg when determining max_qty.
5114 (cse_basic_block): Avoid subtracting a large offset from qty_table,
5115 which causes undefined C99 behaviour. Only allocate needed memory.
5117 2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
5119 * stmt.c (expand_case): Remove an obsolete comment.
5121 2004-10-25 Andrew Pinski <pinskia@physics.uc.edu>
5124 * c-decl.c (grokdeclarator) <case cdk_array>: Remove the call
5125 layout_type as it is already done by build_array_type.
5126 * tree.c (build_array_type): Layout the type even
5128 2004-10-25 Alexandre Oliva <aoliva@redhat.com>
5130 * config/frv/linux.h (TARGET_C99_FUNCTIONS): Define to 0.
5132 2004-10-25 Alexandre Oliva <aoliva@redhat.com>
5134 * config/frv/frv.md (movdi, movdf): Handle wide-constant splits
5135 with wider-than-32-bit HOST_WIDE_INTs.
5137 2004-10-25 David Billinghurst <David.Billinghurst@riotinto.com>
5139 * config/mips/mips.c(mips_output_filename): Remove unused
5140 array ltext_label_name
5142 2004-10-24 Geoffrey Keating <geoffk@geoffk.org>
5144 * config/rs6000/darwin.h (BLOCK_REG_PADDING): Define.
5146 2004-10-25 Ben Elliston <bje@au.ibm.com>
5148 * cfgcleanup.c (outgoing_edges_match): Fix typo in dump output.
5150 2004-10-23 Andrew Pinski <pinskia@physics.uc.edu>
5152 * predict.c (predict_loops): Call scev_finalize instead of
5155 2004-10-24 Kazu Hirata <kazu@cs.umass.edu>
5157 * config/dbxcoff.h, config/dbxelf.h, config/libgloss.h,
5158 config/openbsd.h, config/mips/r3900.h, config/pdp11/pdp11.md,
5159 config/sh/ushmedia.h, config/sparc/elf.h,
5160 config/sparc/sp64-elf.h: Update copyright.
5162 2004-10-24 Kazu Hirata <kazu@cs.umass.edu>
5164 * stmt.c (expand_case): Handle the default label outside of
5165 the for loop. Remove code to handle a missing default label.
5167 2004-10-23 Kazu Hirata <kazu@cs.umass.edu>
5169 * dbxout.c (dbxout_function_decl): Don't use
5170 DBX_OUTPUT_FUNCTION_END.
5171 * system.h: Poison DBX_OUTPUT_FUNCTION_END.
5172 * doc/tm.texi (DBX_OUTPUT_FUNCTION_END): Remove.
5174 2004-10-23 Andrew Pinski <pinskia@physics.uc.edu>
5177 * tree-cfg.c (remove_usless_stmts_cond): Don't Fold statement.
5179 2004-10-23 Daniel Berlin <dberlin@dberlin.org>
5181 * tree-ssa-dom.c (record_equality): Use loop depth to determine
5182 which way to record the equality as well.
5183 (loop_depth_of_name): New function.
5185 2004-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
5188 * gimplify.c (gimplify_addr_expr) <VIEW_CONVERT_EXPR>: Look
5189 through the operand if it is a useless type conversion.
5191 2004-10-23 Ben Elliston <bje@au.ibm.com>
5193 * cfg.c (remove_edge): Use VEC_unordered_remove.
5194 (redirect_edge_succ): Likewise.
5195 (redirect_edge_pred): Likewise.
5196 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
5198 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
5200 * sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP): Don't access PTR
5203 2004-10-22 Eric Christopher <echristo@redhat.com>
5205 * config/rs6000/rs6000.c (setup_incoming_varargs): Align DFmode
5208 2004-10-22 Aldy Hernandez <aldyh@redhat.com>
5210 * config/rs6000/spe.md (spe_extendsfdf2): New.
5211 (movdf_e500_double): New.
5212 (spe_truncdfsf2): New.
5219 (spe_floatsidf2): New.
5220 (spe_floatunssidf2): New.
5221 (fix_truncdfsi2): New.
5222 (spe_fixuns_truncdfsi2): New.
5224 * config/rs6000/rs6000.md (truncdfsf2): Change to expander.
5225 (fpr_truncdfsf2): New.
5226 (negdf2): Change to expander.
5228 (fpr_nabsdf2): Name pattern.
5229 (adddf3): Change to expander.
5231 (subdf3): Change to expander.
5233 (muldf3): Change to expander.
5235 (divdf3): Change to expander.
5237 (movdf_softfloat32): Change !TARGET_FPRS to TARGET_E500_SINGLE.
5238 (cmpdf): Allow for TARGET_E500_DOUBLE.
5240 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
5242 * c-semantics.c (re_push_stmt_list): Remove.
5243 * c-common.h: Remove the corresponding prototype.
5245 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
5247 * stmt.c (asm_op_is_mem_input): Remove.
5248 * tree.h: Remove the corresponding prototype.
5250 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
5252 * tree-gimple.c (is_gimple_constructor_elt): Remove.
5253 * tree-gimple.h: Remove the corresponding prototype.
5255 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
5257 * varasm.c (get_pool_mode_for_function, get_pool_offset):
5259 * rtl.h: Remove the corresponding prototypes.
5261 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
5263 * tree-cfg.c (thread_jumps_from_bb): Speed up by extracting
5264 edge information when we commit ourselves to threading a
5267 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
5269 * tree-cfg.c (thread_jumps): Speed up by putting basic blocks
5270 into worklist instead of their indexes.
5272 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
5274 * alias.c, basic-block.h, cgraphunit.c, combine.c, domwalk.h,
5275 final.c, gengtype.c, genpreds.c, ggc-page.c, insn-notes.def,
5276 lambda-code.c, loop-unroll.c, modulo-sched.c, pointer-set.c,
5277 pretty-print.c, ra-colorize.c, sbitmap.c, tree-complex.c,
5278 tree-data-ref.c, tree-dfa.c, tree-inline.c, tree-into-ssa.c,
5279 tree-scalar-evolution.c, tree-ssa-dom.c,
5280 tree-ssa-loop-manip.c, tree-ssa-loop-niter.c,
5281 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-threadupdate.c,
5282 tree-vectorizer.c, vec.h: Fix comment formatting.
5284 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
5286 * dwarf.h, gthr-dce.h, gthr-single.h, gthr-solaris.h, gthr.h,
5287 libfuncs.h, libgcc2.h, stab.def, tsystem.h: Update copyright.
5289 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
5291 * config/ptx4.h, config/mcore/mcore-pe.h,
5292 config/rs6000/eabi.h, config/vax/elf.h: Update copyright.
5294 2004-10-22 Peter Barada <peter@the-baradas.com>
5296 * config/m68k/m68k.h (HARD_REGNO_RENAME_OK): New macro.
5297 * config/m68k/m68k.c (m68k_hard regno_rename_ok): Disallow
5298 renaming of non-live registers in interrupt functions.
5299 * config/m68k/m68k-protos.h (m68k_hard_regno_rename_ok): Add prototype.
5301 2004-10-22 Zdenek Dvorak <dvorakz@suse.cz>
5303 * tree-ssa-loop-niter.c (inverse): Count in HOST_WIDE_INT if possible.
5304 Use integer for loop counter.
5305 (num_ending_zeros): New function.
5306 (number_of_iterations_cond): Use num_ending_zeros.
5308 2004-10-21 Aldy Hernandez <aldyh@redhat.com>
5310 * config.gcc: Add support for --enable-e500_double.
5312 * config/rs6000/e500-double.h: New file.
5314 * config/rs6000/rs6000.h: Define TARGET_E500_SINGLE and
5317 * config/rs6000/eabi.h: Define TARGET_E500_SINGLE and
5320 * config/rs6000/linuxspe.h: Same.
5322 * doc/invoke.texi (Option Summary): Document new options for
5324 (RS/6000 and PowerPC Options): Same.
5326 * config/rs6000/rs6000.c (rs6000_parse_float_gprs_option): New
5328 (rs6000_override_options): Use it. Use
5329 SUB3TARGET_OVERRIDE_OPTIONS.
5330 Add 8548 to processor_target_table.
5331 (rs6000_legitimate_address): Handle e500 doubles.
5332 (rs6000_legitimize_address): Same.
5333 (rs6000_legitimize_reload_address): Same.
5334 (rs6000_hard_regno_nregs): Same.
5335 (spe_func_has_64bit_regs_p): Same.
5336 (emit_frame_save): Same.
5337 (gen_frame_mem_offset): Same.
5338 (rs6000_dwarf_register_span): Same.
5339 (rs6000_generate_compare): Same.
5340 (easy_fp_constant): Same.
5341 (legitimate_offset_address_p): Same.
5343 * config/rs6000/spe.md: (cmdfeq_gpr): New.
5352 2004-10-21 Giovanni Bajo <giovannibajo@gcc.gnu.org>
5354 * config/arc/lib1funcs.asm (___umulsidi3): Fix typo.
5356 2004-10-21 Zack Weinberg <zack@codesourcery.com>
5358 * dbxout.c: Remove unnecessary #undefs.
5359 (GDB_INV_REF_REGPARM_STABS_LETTER, DBX_MEMPARM_STABS_LETTER)
5360 (FILE_NAME_JOINER, STABS_GCC_MARKER): Remove; fold sole
5361 definition into use sites.
5362 (cwd): Make local to dbxout_init.
5363 (dbxout_init): Restructure cwd-using logic for clarity. Use
5365 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Definition of
5366 STABS_GCC_MARKER folded in here.
5367 * system.h: Poison now-unused macros.
5368 * doc/tm.texi: Remove documentation of now-unused macros.
5370 2004-10-21 Andrew Pinski <pinskia@physics.uc.edu>
5373 * c-opts.c (push_command_line_include): Use the current file
5374 name instead of the main one.
5376 2004-10-21 Andrew Pinski <pinskia@physics.uc.edu>
5379 * tree.c (staticp): A CONST_DECL has static storage if either
5380 TREE_STATIC or DECL_EXTERNAL is set.
5381 * c-decl.c (pushdecl_top_level): Accept CONST_DECLs which can
5384 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
5386 * expr.c (store_expr): Remove dont_store_target.
5388 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
5390 * tree-cfg.c (thread_jumps): Speed up by using a worklist.
5392 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
5394 * tree-cfg.c (thread_jumps): Move a part of it to ...
5395 (thread_jumps_from_bb): ... here.
5397 2004-10-21 David Edelsohn <edelsohn@gnu.org>
5399 * dbxout.c (DBX_FINISH_SYMBOL): Add asm_out_file argument.
5400 * xcoffout.h (DBX_FINISH_SYMBOL): Change asmfile to (ASMFILE).
5402 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
5404 * expr.c (store_expr): Clean up by renaming want_value to
5407 2004-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
5409 * config/sh/linux-unwind.h (sh_fallback_frame_state): Don't
5412 2004-10-21 Aldy Hernandez <aldyh@redhat.com>
5415 * expmed.c (store_bit_field): Pass original 'value' before
5418 2004-10-21 Nicolas Pitre <nico@cam.org>
5420 * config/arm/ieee754-sf.S: Large speed improvements. Fix NAN handling.
5421 * config/arm/ieee754-df.S: Ditto.
5423 2004-10-20 Zack Weinberg <zack@codesourcery.com>
5425 * dbxout.c (asmfile): Delete. All uses changed to asm_out_file.
5426 (DBX_BLOCKS_FUNCTION_RELATIVE, DBX_LINES_FUNCTION_RELATIVE):
5428 (dbxout_source_line): Use DBX_OUTPUT_SOURCE_LINE when defined.
5429 When it is not, but DBX_LINES_FUNCTION_RELATIVE is true, emit
5430 an internal label and an N_SLINE .stabn whose value is the
5431 difference between that label and the function entry label.
5432 (dbxout_finish): If DBX_OUTPUT_MAIN_SOURCE_FILE_END is not defined,
5433 but DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END is, emit a
5434 label and an N_SO stab with an empty string referring to it.
5435 (dbx_output_lbrac, dbx_output_rbrac): Use if statement instead
5436 of #ifdef directive to test DBX_BLOCKS_FUNCTION_RELATIVE.
5437 (dbxout_type_methods, dbxout_symbol): Remove #if 0 block.
5438 (dbxout_prepare_symbol): Remove #ifdef WINNING_GDB block, this
5439 macro is never defined.
5440 * sdbout.c (sdbout_source_line_counter): Delete.
5441 (PUT_SDB_SRC_FILE): Delete. Uses replaced with sole definition.
5442 (sdbout_source_line): Use SDB_OUTPUT_SOURCE_LINE, which takes
5444 * xcoffout.c (ASM_OUTPUT_SOURCE_LINE): Rename ASM_OUTPUT_LINE.
5446 * config/dbxcoff.h, config/dbxelf.h: Remove unncessary #undefs.
5447 * config/c4x/c4x.h, config/pa/pa.h: Remove unnecessary macro
5448 definitions (identical to default).
5449 * config/darwin.h, config/dbxcoff.h, config/dbxelf.h, config/ptx4.h
5450 * config/h8300/coff.h, config/pa/som.h, config/sh/elf.h:
5451 Define DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END, not
5452 DBX_OUTPUT_MAIN_SOURCE_FILE_END.
5453 * config/dbxcoff.h, config/dbxelf.h, config/ptx4.h
5454 * config/mcore/mcore-pe.h, config/pa/som.h, config/sh/elf.h:
5455 Define DBX_LINES_FUNCTION_RELATIVE, not ASM_OUTPUT_SOURCE_LINE.
5456 * config/alpha/alpha-protos.h: Don't prototype alpha_output_lineno.
5457 * config/alpha/alpha.c: Move declaration of num_source_filenames up.
5458 (alpha_start_function): Use SDB_OUTPUT_SOURCE_LINE.
5459 (sym_lineno): Delete.
5460 (alpha_output_filename): Do not emit N_SOL stabs here. Remove
5461 now-unused variable.
5462 (alpha_output_lineno): Delete.
5463 * config/mips/mips-protos.h: Don't prototype mips_output_lineno.
5464 * config/mips/mips.c (mips_output_filename): Don't use
5465 ASM_OUTPUT_FILENAME. Don't emit N_SOL stabs here.
5466 (mips_output_lineno): Delete.
5467 (mips_output_function_prologue: Use SDB_OUTPUT_SOURCE_LINE.
5468 * config/alpha/alpha.h: Define DBX_OUTPUT_SOURCE_LINE and
5469 SDB_OUTPUT_SOURCE_LINE, not ASM_OUTPUT_SOURCE_LINE.
5470 * config/mips/mips.h: Likewise. Don't define ASM_OUTPUT_FILENAME.
5471 * config/mips/sdb.h: Use SDB_OUTPUT_SOURCE_LINE.
5472 * config/avr/avr.h: Don't define ASM_OUTPUT_SOURCE_LINE.
5473 * config/mmix/mmix.h: Likewise.
5474 * config/mmix/mmix.c (mmix_asm_output_source_line): Delete.
5475 * config/mmix/mmix-protos.h: Don't prototype it.
5476 * config/alpha/unicosmk.h: Also #undef PREFERRED_DEBUGGING_TYPE;
5477 no need to #undef ASM_OUTPUT_SOURCE_LINE.
5478 * config/arm/aout.h: Remove RISCiX-specific definition of
5479 DBX_OUTPUT_MAIN_SOURCE_FILENAME.
5480 * config/m32r/m32r.h: Define DBX_OUTPUT_SOURCE_LINE, not
5481 ASM_OUTPUT_SOURCE_LINE.
5482 * config/rs6000/linux64.h (ASM_OUTPUT_SOURCE_LINE): Rename to
5483 DBX_OUTPUT_SOURCE_LINE. Don't use current_function_func_begin_label.
5484 * config/vax/elf.h: No need to define DBX_OUTPUT_FUNCTION_END.
5486 * doc/tm.texi: Update.
5488 2004-10-20 Richard Henderson <rth@redhat.com>
5490 * tree-sra.c (instantiate_element): Copy DECL_IGNORED_P also.
5492 2004-10-20 Kelley Cook <kcook@gcc.gnu.org>
5494 * configure.ac: Revert my previous patch.
5495 * configure: Regenerate.
5497 2004-10-20 Ben Elliston <bje@au.ibm.com>
5499 * config/rs6000/rs6000.c
5500 (rs6000_va_start): Use build_va_arg_indirect_ref.
5501 (rs6000_gimplify_va_arg): Likewise.
5503 2004-10-20 Bryce McKinlay <mckinlay@redhat.com>
5506 * configure.ac: Declare AM_LANGINFO_CODESET.
5507 * aclocal.m4: Define AM_LANGINFO_CODESET.
5508 * configure, config.in: Rebuilt.
5510 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
5512 * expr.c (store_expr): Remove code that is run when
5513 want_value & 1 is nonzero.
5515 2004-10-20 Mark Mitchell <mark@codesourcery.com>
5517 * gthr-posix.h (__gthread_active_p): Use __extension__ around cast
5518 from function pointer to void *.
5520 2004-10-20 Kaz Kojima <kkojima@gcc.gnu.org>
5523 * config/sh/sh.c (sh_expand_epilogue): Emit a blockage insn before
5524 the frame pointer adjustment when exception handling is enabled.
5526 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
5528 * stor-layout.c: Fix a comment typo.
5530 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
5532 * expr.c (store_field): Remove two arguments value_mode and
5534 (expand_assignment, store_constructor_field,
5535 expand_expr_real_1): Adjust calls to store_field.
5537 2004-10-18 Ramana Radhakrishnan <ramana.radhakrishnan@codito.com>
5539 * config/arc/lib1funcs.asm (___umulsidi3): Correct usage of flags.
5542 * config/arc/arc.h (REGNO_OK_FOR_BASE_P,REGNO_OK_FOR_INDEX_P,
5543 REG_OK_FOR_BASE, REG_OK_FOR_INDEX): Consider blink(r31) as a valid
5544 base and index register for loads.
5546 * config/arc/t-arc: Fix multilib handling.
5548 2004-10-20 Hans-Peter Nilsson <hp@bitrange.com>
5550 * cfgrtl.c (rtl_verify_flow_info_1): When checking insns in a bb,
5551 don't inspect BLOCK_FOR_INSN for barriers.
5552 * emit-rtl.c (emit_barrier_before): Revert last change.
5553 (emit_barrier_after, emit_barrier): Ditto.
5555 * doc/extend.texi (Extended Asm): Warn and provide example
5556 solution for using a call-clobbered asm register.
5557 (Local Reg Vars): Similar. Cross-reference example.
5559 2004-10-19 Andrew Pinski <pinskia@physics.uc.edu>
5561 * tree-cfg.c (group_case_labels): Look at the second to last
5562 case statement for combing with the default case.
5564 2004-10-19 Richard Hendeson <rth@redhat.com>
5567 * stor-layout.c (layout_type): Set TYPE_ALIGN for vectors.
5569 2004-10-19 Richard Hendeson <rth@redhat.com>
5571 * builtins.c (expand_builtin_memmove): If fold_builtin_memmove
5572 succeeds, only expand the result.
5574 2004-10-19 Richard Hendeson <rth@redhat.com>
5577 * tree.c (recompute_tree_invarant_for_addr_expr): Always poll address
5580 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
5582 * tree-cfg.c (thread_jumps): Use a do-while loop instead of a
5585 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
5587 * expr.c (expand_assignment): Remove the last argument.
5588 Change the return type to void.
5589 * expr.h: Update the prototype of expand_assignment.
5590 * function.c (assign_parm_setup_reg): Update a call to
5592 * stmt.c (expand_asm_expr): Likewise.
5594 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
5596 * expr.c (expand_expr_real_1) <MODIFY_EXPR>: Remove
5597 unnecessary assignments to temp. Return const0_rtx.
5599 2004-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
5601 * config/sh/sh.c (sh5_schedule_saves): Fix typo.
5603 2004-10-18 Kelley Cook <kcook@gcc.gnu.org>
5605 * configure.ac (powerpc-*-darwin*): Require assembler to support
5607 * configure: Regenerate.
5609 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
5611 * reload1.c (ior_hard_reg_set): Remove.
5612 (finish_spills): Use IOR_HARD_REG_SET instead of
5615 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
5617 * sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP): Speed up by shifting
5618 the currently visited word to right.
5620 2004-10-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5623 * expmed.c (expand_smod_pow2): Handle modes whose size
5624 is greater than that of HOST_WIDE_INT.
5626 2004-10-18 Ziemowit Laski <zlaski@apple.com>
5628 * c-parse.in (reservedwords): Add OBJC_TYPE_QUAL as alternative.
5630 2004-10-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5631 Roger Sayle <roger@eyesopen.com>
5634 * dojump.c (discard_pending_stack_adjust): New function.
5635 (clear_pending_stack_adjust): Call it.
5636 * expr.h (discard_pending_stack_adjust): Declare it.
5637 * explow.c (emit_stack_save): Emit pending stack adjustments
5638 before saving the stack pointer.
5639 (emit_stack_restore): Discard pending stack adjustments before
5640 restoring the stack pointer.
5642 2004-10-18 Richard Henderson <rth@redhat.com>
5644 * c-common.c (handle_mode_attribute): Allow scalar->vector
5647 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
5649 * expr.c (expand_expr_real_1) [MODIFY_EXPR]: Don't request a
5650 value to expand_assignment.
5652 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
5654 * tree-cfg.c (cleanup_tree_cfg): Don't iterate on
5656 (thread_jumps): Iterate until no new forwarder block arises.
5658 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
5660 * tree-cfg.c (tree_forwarder_block_p): Don't set forwardable.
5661 (thread_jumps): Use forwardable as cache of
5662 tree_forwarder_block_p throughout the function.
5664 2004-10-18 Andreas Krebbel <krebbel1@de.ibm.com>
5666 * cfg.c (dump_flow_info): Remove redundant dump of reg life info.
5668 2004-10-18 Andrew Pinski <pinskia@physics.uc.edu>
5672 * tree-cfg.c (remove_bb): If we have a label expression in the
5673 basic block and the label we have taken the address, move the
5674 label expression to the basic block which is previous in the
5676 (tree_verify_flow_info): Fix printing out the label name of the
5677 problematic label expression.
5679 2004-10-18 Pat Haugen <pthaugen@us.ibm.com>
5681 PR rtl-optimization/18002
5682 * simplify-rtx.c (mode_signbit_p): Externalize function...
5683 * rtl.h (mode_signbit_p): ... to here.
5684 * combine.c (simplify_shift_const): Recognize PLUS signbit as
5685 canonical form of XOR signbit and move to outer op.
5687 2004-10-18 Diego Novillo <dnovillo@redhat.com>
5689 * tree-cfg.c (bsi_for_stmt): Rename from stmt_for_bsi.
5691 * tree-ssa.c (replace_immediate_uses): Call bsi_for_stmt.
5692 Don't call fold_stmt more than once, use bsi_replace.
5694 2004-10-18 Diego Novillo <dnovillo@redhat.com>
5696 PR tree-optimization/17656
5697 * tree-ssa.c (replace_immediate_uses): When replacing a
5698 constant, if the call to fold_stmt produced a different
5699 statement, get an appropriate statement pointer by scanning
5702 2004-10-18 Richard Henderson <rth@redhat.com>
5704 * pointer-set.c (hash1): Don't use libm functions in fallback case.
5706 2004-10-18 H.J. Lu <hongjiu.lu@intel.com>
5709 * Makefile.in (clean): Remove libgcc_s$(SHLIB_EXT).1.stage?.
5710 (stage1-start): Remove and copy libunwind.a and
5711 libunwind*$(SHLIB_EXT) instead of libunwind*.
5712 (stage2-start): Likewise.
5713 (stage3-start): Likewise.
5714 (stage4-start): Likewise.
5715 (stageprofile-start): Likewise.
5716 (stagefeedback-start): Likewise.
5718 * config/alpha/t-osf4 (SHLIB_LINK): Use a temporary file for
5719 the shared library to be created and don't remove the existing
5721 * config/arm/t-netbsd (SHLIB_LINK): Likewise.
5722 * config/i386/t-nwld (SHLIB_LINK): Likewise.
5723 * config/mips/t-slibgcc-irix (SHLIB_LINK): Likewise.
5724 * config/pa/t-hpux-shlib (SHLIB_LINK): Likewise.
5725 * config/sh/t-linux (SHLIB_LINK): Likewise.
5726 * config/t-libunwind-elf (SHLIBUNWIND_LINK): Likewise.
5727 * config/t-slibgcc-darwin (SHLIB_LINK): Likewise.
5728 * config/t-slibgcc-elf-ver (SHLIB_LINK): Likewise.
5729 * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
5731 * mklibgcc.in (libgcc-stage-start): Also move "*${objext}s"
5734 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
5736 * basic-block.h (reg_set_iterator): New.
5737 (EXECUTE_IF_SET_IN_REG_SET): Make it iterator style.
5738 (EXECUTE_IF_AND_COMPL_IN_REG_SET): Likewise.
5739 (EXECUTE_IF_AND_IN_REG_SET): Likewise.
5740 * caller-save.c (save_call_clobbered_regs): Adjust to the new
5742 * cfgcleanup.c (thread_jump): Likewise.
5743 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
5744 * conflict.c (conflict_graph_compute): Likewise.
5745 * flow.c (verify_local_live_at_start, update_life_info,
5746 initialize_uninitialized_subregs, propagate_one_insn,
5747 init_propagate_block_info, free_propagate_block_info,
5748 propagate_block, dump_regset): Likewise.
5749 * global.c (global_conflicts): Likewise.
5750 * graph.c (start_bb): Likewise.
5751 * local-alloc.c (update_equiv_regs): Likewise.
5752 * loop.c (load_mems): Likewise.
5753 * reload1.c (compute_use_by_pseudos, order_regs_for_reload,
5754 find_reg, finish_spills): Likewise.
5755 * resource.c (mark_target_live_regs): Likewise.
5756 * sched-deps.c (sched_analyze_insn): Likewise.
5757 * sched-rgn.c (sched-rgn.c): Likewise.
5758 * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
5760 2004-10-18 Jakub Jelinek <jakub@redhat.com>
5762 * config/i386/i386.md (addqi_1_slp): Test for incdec_operand
5763 operand 1 instead of 2
5765 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
5767 * loop-unroll.c: Fix comment typos.
5769 2004-10-18 Revital Eres <eres@il.ibm.com>
5771 * Makefile.in (loop-unroll.o): Add VARRAY_H dependency.
5772 * loop-unroll.c: Include varray.h.
5773 (struct var_to_expand, struct opt_info): Rename split_ivs_info to
5774 opt_info and expand it to support variable expansion.
5775 (analyze_insns_in_loop): Rename analyze_ivs_to_split and
5776 expand it to support variable expansion.
5777 (pt_info_start_duplication): Rename si_info_start_duplication.
5778 (apply_opt_in_copies): Rename split_ivs_in_copies and add support
5779 to the variable expansion optimization.
5780 (free_opt_info): Rename free_si_info.
5781 (analyze_insn_to_expand_var, referenced_in_one_insn_in_loop_p,
5782 expand_var_during_unrolling, insert_var_expansion_initialization,
5783 combine_var_copies_in_loop_exit, release_var_copies,
5784 get_expansion): New functions.
5785 (peel_loop_completely, unroll_loop_constant_iterations,
5786 unroll_loop_runtime_iterations, peel_loop_simple,
5787 unroll_loop_stupid): Change uses of struct si_info
5789 and add uses of fvariable-expansion-in-unroller flag.
5790 * params.def: Add parameter to restrict the number of expansions.
5791 * params.h: (MAX_VARIABLE_EXPANSIONS): New define to restrict
5792 the number of expansions.
5793 * common.opt: (fvariable-expansion-in-unroller): New flag.
5794 * doc/invoke.texi: (fvariable-expansion-in-unroller): Document.
5796 2004-10-18 Danny Smith <dannysmith@users.sourceforge.net>
5798 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define
5799 __GXX_MERGED_TYPEINFO_NAMES to 0.
5801 2004-10-17 Hans-Peter Nilsson <hp@bitrange.com>
5803 * cfgrtl.c (rtl_verify_flow_info_1): When checking insns in a bb,
5804 handle barriers in a bb by checking that it points to a NULL bb.
5805 * emit-rtl.c (emit_barrier_before): Set BLOCK_FOR_INSN to NULL.
5806 (emit_barrier_after, emit_barrier): Ditto.
5808 2004-10-18 Joseph S. Myers <jsm@polyomino.org.uk>
5810 * doc/extend.texi (Attribute Syntax): Clarify details of
5811 attributes on parameters.
5813 2004-10-17 Zdenek Dvorak <dvorakz@suse.cz>
5815 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize): Move checking out of
5818 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
5821 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
5823 * c-typeck.c (default_function_array_conversion): Always create
5824 &a[0] for array types.
5825 (build_unary_op): Do not fold &a[x] into a + x.
5827 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
5830 * cfgexpand.c (expand_gimple_cond_expr): Emit line notes for next basic
5831 block if there is a goto with a locus.
5833 2004-10-17 Kazu Hirata <kazu@cs.umass.edu>
5835 * config/elfos.h, config/gofast.h, config/interix.h,
5836 config/netbsd.h, config/svr3.h, config/vxworks.h,
5837 config/alpha/alpha-modes.def, config/alpha/alpha-protos.h,
5838 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
5839 config/alpha/netbsd.h, config/arm/arm-modes.def,
5840 config/arm/unknown-elf.h, config/c4x/c4x-modes.def,
5841 config/cris/aout.h, config/frv/frv-modes.def,
5842 config/i386/beos-elf.h, config/i386/gas.h,
5843 config/i386/i386-coff.h, config/i386/i386-modes.def,
5844 config/i386/linux.h, config/i386/linux64.h,
5845 config/i386/mingw32.h, config/i386/netbsd-elf.h,
5846 config/i386/netbsd64.h, config/i386/sco5.h,
5847 config/i386/sol2.h, config/i386/uwin.h, config/i860/i860.md,
5848 config/ia64/ia64-modes.def, config/ia64/itanium1.md,
5849 config/ia64/itanium2.md, config/m68k/m68k-modes.def,
5850 config/mips/mips-modes.def, config/mips/sdb.h,
5851 config/mips/vr.h, config/mips/vxworks.h,
5852 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
5853 config/pa/pa32-linux.h, config/rs6000/40x.md,
5854 config/rs6000/7450.md, config/rs6000/8540.md,
5855 config/rs6000/linuxspe.h, config/rs6000/power4.md,
5856 config/rs6000/rs6000-modes.def, config/rs6000/rtems.h,
5857 config/rs6000/spe.h, config/s390/2064.md, config/s390/linux.h,
5858 config/s390/s390-modes.def, config/sh/elf.h,
5859 config/sh/sh-modes.def, config/sh/sh64.h,
5860 config/sparc/ultra1_2.md, config/sparc/ultra3.md,
5861 config/stormy16/stormy16.md, config/v850/v850-protos.h,
5862 config/vax/vax.md: Update copyright.
5864 2004-10-17 Kazu Hirata <kazu@cs.umass.edu>
5866 * expr.c (expand_expr_real_1): Remove an obsolete comment.
5868 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
5870 * c-typeck.c (default_function_array_conversion): Always create
5871 &a[0] for array types.
5872 (build_unary_op): Do not fold &a[x] into a + x.
5874 2004-10-17 Jakub Jelinek <jakub@redhat.com>
5876 * pointer-set.c (hash1): Use integer part of 2^64 / phi
5877 instead 2^32 / phi if long is 64-bit.
5879 2004-10-17 Joseph S. Myers <jsm@polyomino.org.uk>
5881 * c-common.h (enum rid): Remove RID_PTRBASE, RID_PTREXTENT and
5883 * c-parse.in (PTR_VALUE, PTR_BASE, PTR_EXTENT): Remove %token
5885 (reswords): Remove __ptrbase, __ptrbase__, __ptrextent,
5886 __ptrextent__, __ptrvalue and __ptrvalue__.
5887 (rid_to_yy): Remove RID_PTRBASE, RID_PTREXTENT and RID_PTRVALUE
5890 2004-10-16 Dale Johannesen <dalej@apple.com>
5892 * c-common.c (c_common_get_alias_set): Use GGC for type_hash_table.
5894 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
5896 PR tree-optimization/17766
5897 * basic-block.h (enum dom_state): DOM_CONS_OK removed.
5898 (dom_info_available_p): Declare.
5899 * cfghooks.c (split_block, make_forwarder_block): Use
5900 dom_info_available_p.
5901 * dominance.c (compute_dom_fast_query, calculate_dominance_info,
5902 free_dominance_info, verify_dominators): Ditto.
5903 (dom_info_available_p): New function.
5904 * tree-cfg.c (cleanup_control_expr_graph): Free dominance information.
5905 (thread_jumps): Use dom_info_available_p.
5906 * tree-complex.c (expand_complex_div_wide): Ditto.
5907 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
5909 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
5911 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field important_candidates.
5912 (find_best_candidate): Take also important candidates into account.
5913 (find_optimal_iv_set): Initialize important_candidates bitmap.
5915 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
5917 PR tree-optimization/17560
5918 * predict.c (tree_estimate_probability): Mark irreducible
5921 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
5923 PR rtl-optimization/17723
5924 * cfgcleanup.c (merge_memattrs): Handle case when
5925 MEM_SIZE == NULL_RTX.
5927 2004-10-15 Andrew Pinski <pinskia@physics.uc.edu>
5929 * toplev.c (dump_file_name): Change type to be const.
5931 2004-10-15 Joseph S. Myers <jsm@polyomino.org.uk>
5933 * c-typeck.c (build_compound_expr, build_c_cast): Don't try to use
5934 non_lvalue to stop something being a null pointer constant.
5936 2004-10-15 Aldy Hernandez <aldyh@redhat.com>
5938 * config/rs6000/rs6000.h (FUNCTION_ARG_REGNO_P): FPRs are only
5939 available for TARGET_FPRS.
5940 (FUNCTION_VALUE_REGNO_P): Same.
5942 2004-10-15 Geoffrey Keating <geoffk@apple.com>
5944 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
5945 -maltivec in same style as other ISA options.
5947 2004-10-15 Jon Grimm <jgrimm2@us.ibm.com>
5949 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Add __powerpc__
5952 2004-10-15 Kazu Hirata <kazu@cs.umass.edu>
5954 * bitmap.c, bitmap.h, builtin-attrs.def, cfglayout.h,
5955 collect2.h, conflict.c, coretypes.h, coverage.h, errors.h,
5956 gcc.h, gcov-dump.c, gen-protos.c, gencheck.c, gencodes.c,
5957 genconstants.c, gengenrtl.c, genmodes.c, genpeep.c,
5958 gensupport.h, graph.h, gthr-gnat.c, gthr-gnat.h, gthr-posix.c,
5959 gthr-posix.h, hard-reg-set.h, hwint.h, integrate.h, libgcc2.c,
5960 lists.c, machmode.def, mips-tdump.c, opts.h, params.c,
5961 predict.def, predict.h, protoize.c, reload.h, resource.h,
5962 rtl-error.c, sbitmap.c, sbitmap.h, sreal.c, tlink.c,
5963 tree-dump.h, tree-inline.h, unwind-dw2-fde.c, unwind-dw2.c,
5964 unwind-sjlj.c, value-prof.h: Update copyright.
5966 2004-10-15 Kazu Hirata <kazu@cs.umass.edu>
5968 * pointer-set.c, tree-vectorizer.c: Fix comment typos.
5970 2004-10-15 Diego Novillo <dnovillo@redhat.com>
5972 * tree-optimize.c (execute_one_pass): Stop timer right after
5975 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
5978 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
5981 * tree-cfg.c (remove_usless_stmts_cond): Fold statement.
5982 (remove_useless_stmts_1): Fold trees we know how to fold.
5984 2004-10-14 David Edelsohn <edelsohn@gnu.org>
5986 * configure.ac: Add .machine power4 directive when testing for
5988 * configure: Regenerate.
5990 2004-10-14 Geoffrey Keating <geoffk@apple.com>
5992 * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Don't define.
5994 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
5996 * tree-vectorizer.c (vect_transform_loop): Declare vectorization_factor
5999 2004-10-14 Daniel Jacobowitz <dan@codesourcery.com>
6001 * config/rs6000/rs6000.h (REG_CLASS_FROM_LETTER): Return NO_REGS
6002 for 'f' if !TARGET_FPRS.
6004 2004-10-14 Richard Henderson <rth@redhat.com>
6007 * dwarf2out.c (loc_descriptor_from_tree_1): Handle FIX_*_EXPR.
6009 2004-10-14 Richard Henderson <rth@redhat.com>
6012 * c-decl.c (store_parm_decls_oldstyle): Care for parameter type
6014 * c-parse.in (compstmt_primary_start): Check cur_stmt_list non-null
6015 instaed of current_function_decl non-null.
6017 2004-10-14 Matt Austern <austern@apple.com>
6019 * pointer-set.c: New file, special-purpose hash table.
6020 * pointer-set.h: New file.
6021 * tree.h (struct pointer_set_t): Declare as opaque type.
6022 (tree_walk): Last argument is pointer_set_t* now.
6023 * tree-inline.c (WALK_SUBTREE): Convert from htab to pset.
6025 (walk_tree): Convert from htab_t to pointer_set_t for keeping
6026 track of which nodes have already been visited.
6027 (walk_tree_without_duplicates): Convert from htab_t to pointer_set_t.
6028 * cgraphunit.c (cgraph_create_edges): Likewise.
6029 (cgraph_characterize_statics_local): Likewise.
6030 * tree-dfa.c (collect_dfa_stats): Likewise.
6031 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Last arg is
6033 * langhooks.c (lhd_tree_inlining_walk_subtrees): Likewise.
6034 * langhooks.h (struct lang_hooks_for_tree_inlining): Last arg type
6035 of walk_subtrees is pointer_set_t* now.
6036 * Makefile.in (OBJS-common): add pointer-set.o
6037 (tree-inline.o): Depends on pointer-set.h
6038 (tree-dfa.o): Likewise
6039 (cgraphunit.o): Likewise
6041 2004-10-14 Geoffrey Keating <geoffk@apple.com>
6043 * config/rs6000/darwin.h (ASM_SPEC): Delete.
6044 (TARGET_ASM_FILE_START): Define.
6045 * config/darwin.h (ASM_SPEC): Define.
6046 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Don't supply
6047 -mlong-double-128, it's the default. Update comment about reason
6048 for force_cpusubtype_ALL.
6049 * config/rs6000/darwin-vecsave.asm: Supply .machine.
6050 * config/rs6000/darwin-world.asm: Likewise.
6051 * config/rs6000/rs6000.c (rs6000_darwin_file_start): New.
6052 (symbolic_operand): Delete #if 0ed code.
6054 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
6056 * stmt.c (add_case_node): Make sure that we have integer
6057 constant before calling tree_int_cst_compare.
6059 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
6063 * tree-cfg.c (remove_usless_stmts_cond): Fold statement.
6064 (remove_useless_stmts_1): Fold trees we know how to fold.
6066 2004-10-14 Joseph S. Myers <joseph@codesourcery.com>
6068 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS),
6069 config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Disallow
6072 2004-10-14 Ulrich Weigand <uweigand@de.ibm.com>
6074 * reload.c (find_reloads): When reloading a PLUS with constant
6075 operand, make sure the constant is pushed to the constant pool
6077 * config/s390/s390.c (s390_secondary_input_reload_class): Remove
6078 reload bug workaround.
6079 (s390_expand_plus_operand): Likewise.
6081 2004-10-14 David Edelsohn <edelsohn@gnu.org>
6083 * opts.c (common_handle_option): Do not enable
6084 flag_speculative_prefetching for -fprofile-generate/use.
6086 2004-10-14 Devang Patel <dpatel@apple.com>
6089 * tree-if-conv.c (process_phi_nodes): Process latch block.
6090 (combine_blocks): Process latch block and update loop structure.
6092 2004-10-14 Olga Golovanevsky <olga@il.ibm.com>
6094 * tree-vectorizer.c (vect_generate_tmps_on_preheader):
6095 (vect_update_ivs_after_vectorizer):
6096 (vect_transform_for_unknown_loop_bound):
6097 (tree_duplicate_loop_to_edge):
6098 (allocate_new_names):
6101 (rename_variables_in_bb):
6103 (rename_variables_in_loop):
6105 (update_phis_for_duplicate_loop):
6106 (update_phi_nodes_for_guard):
6107 (make_loop_iterate_ntimes):
6108 (tree_duplicate_loop_to_edge_cfg):
6110 (vect_analyze_loop_with_symbolic_num_of_iters):
6111 (verify_loop_for_duplication):
6112 (vect_gen_niters_for_prolog_loop):
6113 (vect_update_niters_after_peeling):
6114 (vect_update_inits_of_dr):
6115 (vect_update_inits_of_drs):
6116 (vect_build_loop_niters):
6117 (vect_do_peeling_for_alignment): New functions.
6118 (vect_transform_loop): Add unknown and known but indivisible loop
6119 bound support; add peeling for unalignment support.
6120 (vect_analyze_loop_form): Support symbolic number of iterations.
6121 (vect_transform_loop_bound): New input parameter.
6122 (vect_get_loop_niters): Change input parameter type.
6123 (new_loop_vec_info): LOOP_VINFO_NITERS is tree now.
6124 (vectorizable_store): Allow unaligned access.
6125 (vectorize_loops): Add rewrite_into_loop_closed_ssa.
6126 (vect_analyze_data_refs_alignment): Allowed one unaligned
6128 * tree-vectorizer.h (LOOP_VINFO_NITERS_KNOWN_P): Redefined
6130 (LOOP_VINFO_INT_NITERS): New macro.
6131 (MAX_NUMBER_OF_UNALIGNED_DATA_REFS): New define.
6132 (do_peeling_for_alignment):
6133 (unaligned_drs): New members of _loop_vec_info.
6134 (LOOP_DO_PEELING_FOR_ALIGNMENT): New macro.
6136 2004-10-14 Ranjit Mathew <rmathew@hotmail.com>
6138 * tree.h (TREE_STRING_POINTER): Wrap in "const char *".
6139 (struct tree_string): Remove "const" qualifier for "str".
6141 2004-10-14 Ira Rosen <irar@il.ibm.com>
6143 * tree-vectorizer.c (vect_analyze_data_refs): Call
6144 vect_get_base_and_bit_offset to get memory tag for array ref.
6145 (vect_create_addr_base_for_vector_ref): Remove redundant checks.
6147 2004-10-14 Richard Earnshaw <rearnsha@arm.com>
6149 * configure.ac: Use $LN_S for creating symlinks (not $LN).
6150 * configure: Regenerate.
6152 2004-10-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6154 * doc/install.texi (*-*-solaris2*): Update with info about kernel
6155 patches to solve spurious testsuite failures.
6157 2004-10-14 Dorit Naishlos <dorit@il.bim.com>
6159 * tree-vectorizer.c (get_vectype_for_scalar_type): Added debug prinouts.
6160 Added check that vectype is VECTOR_MODE_P, instead of check for BLKmode.
6161 (vect_analyze_operations): Make sure the vectorization factor > 1. Add
6162 gcc_assert under ENABLE_CHECKING.
6163 (vectorizable_operation): Remove check for VECTOR_MODE_P (moved to
6164 get_vectype_for_scalar_type).
6166 (vect_get_vec_def_for_operand): Remove redundant variables.
6167 (vect_transform_loop): Likewise.
6169 2004-10-14 Richard Sandiford <rsandifo@redhat.com>
6171 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Make r11 fixed and
6172 global for -mcaller-super-interworking.
6173 (CALLER_INTERWORKING_SLOT_SIZE): New macro.
6174 * config/arm/arm.c (thumb_compute_save_reg_mask): Save r11 if
6175 CALLER_INTERWORKING_SLOT_SIZE is nonzero and the function does
6176 not need a frame pointer.
6177 (arm_get_frame_offsets): Add CALLER_INTERWORKING_SLOT_SIZE bytes to
6178 the soft frame pointer offset.
6179 (thumb_expand_prologue): Set up r11 for -mcaller-super-interworking.
6180 * config/arm/arm.md (*call_reg_thumb, *call_value_reg_thumb): Use
6181 _interwork_{r7,r11}_call_via_rN if some arguments are passed on
6182 the stack. Use frame_pointer_needed to choose between them.
6183 * config/arm/lib1funcs.asm (_arm_return_{r7,r11}): New functions.
6184 (interwork_with_frame): New macro.
6185 (interwork): Add _interwork_{r7,r11}_call_via_rN().
6187 2004-10-14 Ben Elliston <bje@au.ibm.com>
6190 * diagnostic.c (trim_filename): Fix logic bug in walking backwards
6191 up the filename looking for a previous directory separator.
6193 2004-10-14 Joseph S. Myers <jsm@polyomino.org.uk>
6195 * c-tree.h (enum c_typespec_kind, struct c_typespec,
6196 parser_xref_tag): New.
6197 (struct c_declspecs): Add tag_defined_p. Adjust definition of
6199 (declspecs_add_type): Adjust prototypes.
6200 * c-parse.in (%union): Add tstype.
6201 (typespec_nonattr, typespec_attr, typespec_reserved_nonattr,
6202 typespec_reserved_attr, typespec_nonreserved_nonattr,
6203 structsp_attr, structsp_nonattr): Change to tstype. Update
6205 * c-decl.c (build_null_declspecs): Initialize tag_defined_p.
6206 (declspecs_add_type): Update to take struct c_typespec argument.
6207 Set tag_defined_p and typedef_p as appropriate.
6208 (xref_tag): Rename to parser_xref_tag and replace by wrapper.
6209 Update to return struct c_typespec.
6210 (shadow_tag_warned): Don't let empty declarations with qualifiers
6211 or storage class specifiers redeclare a tag if a previous
6212 declaration is visible.
6214 2004-10-13 Richard Henderson <rth@redhat.com>
6217 * dwarf2out.c (rtl_for_decl_location): Apply big-endian correction
6218 for DECL_INCOMING_RTL.
6220 2004-10-14 Hans-Peter Nilsson <hp@axis.com>
6223 * config/cris/cris.md (asrandb, asrandw, lsrandb, lsrandw): Apply
6224 trunc_int_for_mode for constants used in shortened mode.
6226 2004-10-13 Richard Henderson <rth@redhat.com>
6229 * c-common.c (handle_mode_attribute): Disallow mode changes that
6230 alter the CODE of the top-level type.
6232 * crtstuff.c (__FRAME_END__): Remove mode attribute. Find 32-bit
6233 integer from internal limits macros.
6234 * config/i386/mm3dnow.h (__v2sf): Fix base type.
6236 2004-10-13 Richard Henderson <rth@redhat.com>
6239 * function.c (instantiate_decl): Recurse for CONCAT.
6241 2004-10-13 David Edelsohn <edelsohn@gnu.org>
6243 * config/rs6000/rs6000.md (andsi3): Add attribute "compare" for
6246 (extzvdi_internal1): Add attribute "compare".
6247 (extzvdi_internal2): Same.
6249 2004-10-12 Tom Tromey <tromey@redhat.com>
6251 * doc/md.texi (Insn Canonicalizations): Removed extraneous quote.
6253 2004-10-13 Dale Johannesen <dalej@apple.com>
6255 * doc/extend.texi (Extended Asm): Rewrite asm volatile description.
6257 2004-10-13 Frank Ch. Eigler <fche@redhat.com>
6259 * toplev.c (compile_file): Call mudflap_finish_file from here ...
6260 * c-decl.c (c_write_global_declarations): ... instead of here ...
6261 * cp/decl.c (cp_finish_file): ... and here.
6262 * tree-mudflap.c (mudflap_enqueue_decl): Reword a warning message.
6264 2004-10-13 Andrew Pinski <pinskia@physics.uc.edu>
6266 * tree-ssa-dom.c (record_range): Free the element if we are not
6269 2004-10-13 Tom Tromey <tromey@redhat.com>
6272 * gcc.c (option_map): Added --extdirs and --encoding.
6274 2004-10-13 Eric Botcazou <ebotcazou@libertysurf.fr>
6277 * config/sparc/sparc.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Set to
6278 sparc_can_output_mi_thunk.
6279 (sparc_output_mi_thunk): Simplify handling of delta offset. Add
6280 handling of vcall offset.
6281 (sparc_can_output_mi_thunk): New predicate.
6282 * doc/tm.texi (TARGET_ASM_OUTPUT_MI_THUNK): Document VCALL_OFFSET.
6283 (TARGET_ASM_OUTPUT_MI_VCALL_THUNK): Delete.
6284 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): New target hook.
6286 * config/sparc/sparc.c (emit_and_preserve): Preserve stack alignment.
6288 * config/sparc/sparc.md (movdi): Remove redundant test.
6290 2004-10-13 Paolo Bonzini <bonzini@gnu.org>
6292 * tree-dump.c (dump_options): Remove TDF_TREE, TDF_RTL,
6293 TDF_IPA from -fdump-tree-*-all.
6295 2004-10-13 Paul Brook <paul@codesourcery.com>
6297 * config/arm/arm-protos.h (arm_load_pic_register): Update prototype.
6298 * config/arm/arm.c (thumb_find_work_register): Update comments.
6299 (arm_load_pic_register): Add argument for scratch register.
6300 (arm_expand_prologue, thumb_expand_prologue): Pass extra argument.
6301 * config/arm/arm.md (builtin_setjmp_receiver): Ditto.
6303 2004-10-13 Kazu Hirata <kazu@cs.umass.edu>
6305 * tree-data-ref.c: Fix comment typos.
6307 2004-10-13 Jakub Jelinek <jakub@redhat.com>
6308 Zdenek Dvorak <dvorakz@suse.cz>
6310 PR tree-optimization/17724
6311 * tree-cfg.c (tree_purge_dead_eh_edges): Free dominance info.
6313 2004-10-13 Dorit Naishlos <dorit@il.ibm.com>
6315 * rs6000.c (altivec_builtin_mask_for_load): Made static GTY(()).
6316 (altivec_builtin_mask_for_store): Likewise.
6317 (altivec_init_builtins): Use lang_hooks.builtin_function to
6318 create the decls for builtin_altivec_mask_for_load/store.
6320 2004-10-13 Nick Clifton <nickc@redhat.com>
6322 * config/c4x/c4x.c: Remove inclusion of loop.h.
6324 2004-10-12 Ben Elliston <bje@au.ibm.com>
6326 * basic-block.h (edge_iterator): Keep the address of VEC(edge) *.
6327 (ei_container): New; renamed.
6328 (ei_start, ei_last): New macros.
6329 (ei_start_1, ei_last_1): Renamed from ei_start.
6330 (ei_last_1, ei_end_p): Use ei_container() where applicable.
6331 (ei_one_before_end_p, ei_next, ei_edge): Likewise.
6332 * gcse.c (remove_reachable_equiv_notes): Use ei_container().
6334 2004-10-11 Sebastian Pop <pop@cri.ensmp.fr>
6336 * Makefile.in (tree-ssa-loop-niter.o): Depends on tree-data-ref.h.
6337 * cfgloop.c (initialize_loops_parallel_p): New.
6338 (flow_loops_find): Initialize the parallel_p field to true for all
6340 * tree-ssa-loop-niter.c: Include "tree-data-ref.h".
6341 (estimate_numbers_of_iterations_loop): Infers the loop bounds from
6342 the size of the data accessed in the loop.
6343 (struct nb_iter_bound): Moved...
6344 * cfgloop.h (struct nb_iter_bound): ... here.
6345 (estimated_nb_iterations, parallel_p): New fields in struct loop.
6346 (record_estimate): Declare extern here.
6347 * tree-chrec.c: Fix comments.
6348 (nb_vars_in_chrec): New function.
6349 * tree-chrec.h (nb_vars_in_chrec): Declared here.
6350 * tree-data-ref.c: Don't include lambda.h, that is already included
6352 (tree_fold_divides_p): Don't check for integer_onep.
6353 (tree_fold_bezout): Removed.
6354 (gcd): New static duplicated function.
6355 (int_divides_p, dump_subscript): New.
6356 (dump_data_dependence_relation): Use dump_subscript.
6357 (dump_dist_dir_vectors, dump_ddrs, compute_estimated_nb_iterations,
6358 estimate_niter_from_size_of_data): New.
6359 (analyze_array_indexes, analyze_array): Call
6360 estimate_niter_from_size_of_data during the detection of array
6361 references. Pass in a pointer to the statement that contains the
6363 (all_chrecs_equal_p): New.
6364 (compute_distance_vector): Renamed compute_subscript_distance.
6365 Deal with multivariate conflict functions.
6366 (initialize_data_dependence_relation): Initialize DDR_AFFINE_P,
6367 DDR_SIZE_VECT, DDR_DIST_VECT, and DDR_DIR_VECT.
6368 (non_affine_dependence_relation): New.
6369 (analyze_ziv_subscript, analyze_siv_subscript_cst_affine,
6370 analyze_siv_subscript, analyze_miv_subscript,
6371 analyze_overlapping_iterations, subscript_dependence_tester):
6372 Initialize and return last_conflicts function.
6373 (initialize_matrix_A, FLOOR, compute_overlap_steps_for_affine_univar,
6374 compute_overlap_steps_for_affine_1_2): New.
6375 (analyze_siv_subscript_affine_cst): Removed.
6376 (analyze_subscript_affine_affine): Disprove dependences based on the
6377 iteration domains. Solve the univariate dependence case as before,
6378 but use lambda_matrix_right_hermite instead of tree_fold_bezout.
6379 Implement the multivariate case of 2 versus 1 variables.
6380 (build_classic_dist_vector, build_classic_dir_vector): Implement some
6382 (find_data_references_in_loop): Compute and initialize
6383 loop->estimated_nb_iterations and loop->parallel_p.
6384 (analyze_all_data_dependences): Modify the debug dump order.
6385 * tree-data-ref.h (SUB_LAST_CONFLICT_IN_A, SUB_LAST_CONFLICT_IN_B,
6386 subscript->last_conflict_in_a, subscript->last_conflict_in_b): Removed.
6387 (SUB_LAST_CONFLICT, subscript->last_conflict,
6388 data_dependence_relation->affine_p, data_dependence_relation->size_vect,
6389 DDR_AFFINE_P, DDR_SIZE_VECT): New.
6390 (find_data_references_in_loop, initialize_data_dependence_relation,
6391 dump_subscript, dump_ddrs, dump_dist_dir_vectors): Declared here.
6393 2004-10-12 Kelley Cook <kcook@gcc.gnu.org>
6395 * configure: Regenerate.
6397 2004-10-12 Fariborz Jahanian <fjahanian@apple.com>
6400 * tree-ssa-dom.c (unsafe_associative_fp_binop): New function.
6401 (simplify_rhs_and_lookup_avail_expr): Disallow associativity
6402 and constant folding of floating point MULT_EXPR/PLUS_EXPR
6405 2004-10-12 Ulrich Weigand <uweigand@de.ibm.com>
6407 * config/s390/s390.c (s390_va_start): Use build_va_arg_indirect_ref.
6408 (s390_gimplify_va_arg): Likewise.
6410 2004-10-12 Daniel Jacobowitz <dan@debian.org>
6412 * defaults.h (REGNO_MODE_OK_FOR_BASE_P, REG_MODE_OK_FOR_BASE_P)
6413 (MODE_BASE_REG_REG_CLASS, REGNO_MODE_OK_FOR_REG_BASE_P)
6414 (REG_MODE_OK_FOR_REG_BASE_P): Provide default definitions.
6415 * regclass.c (record_address_regs): Remove ifdef. Use
6416 REG_MODE_OK_FOR_REG_BASE_P and MODE_BASE_REG_REG_CLASS.
6417 * regrename.c (REG_MODE_OK_FOR_BASE_P): Remove unnecessary
6419 (scan_rtx_address, replace_oldest_value_addr): Use
6420 REG_MODE_OK_FOR_REG_BASE_P and MODE_BASE_REG_REG_CLASS.
6421 * reload.c (REGNO_MODE_OK_FOR_BASE_P, REG_MODE_OK_FOR_BASE_P): Remove
6422 unnecessary definitions.
6423 (find_reloads_address_1): Support REG_MODE_OK_FOR_REG_BASE_P
6424 and MODE_BASE_REG_REG_CLASS.
6425 * config/arm/arm.h (MODE_BASE_REG_CLASS): Don't check reload_completed.
6426 (MODE_BASE_REG_REG_CLASS): Define.
6427 (REGNO_MODE_OK_FOR_REG_BASE_P): Define.
6428 (REG_MODE_OK_FOR_REG_BASE_P): Define.
6429 * doc/tm.texi (Register Classes): Document MODE_BASE_REG_REG_CLASS,
6430 REG_MODE_OK_FOR_REG_BASE_P, and REGNO_MODE_OK_FOR_REG_BASE_P.
6432 2004-10-12 Daniel Berlin <dberlin@dberlin.org>
6434 * tree-ssa-alias.c (verify_name_tags): New function.
6435 (verify_flow_sensitive_alias_info): Remove code that used to check name tags.
6436 (verify_alias_info): Call verify_name_tags.
6438 2004-10-12 Kazu Hirata <kazu@cs.umass.edu>
6440 PR rtl-optimization/17931
6441 * config/i386/i386.c (ix86_rtx_costs): Handle COMPARE with
6444 2004-10-12 Richard Earnshaw <rearnsha@arm.com>
6446 * arm.c (arm_print_operand): Use output_operand_lossage where possible
6447 rather than aborting.
6449 2004-10-12 Paul Brook <paul@coudesourcery.com>
6451 * config.gcc: Add armv6{k,z,zk}
6452 * config/arm/arm-cores.def: Add arm1176 and mpcore.
6453 * config/arm/tune.md: Regenerate.
6454 * config/arm/arm.c (FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK):
6456 (all_architectures): Add armv6k, armv6z, armv6zk.
6457 * config/arm/lib1funcs.asm: Recognise new arm arcitectures.
6458 * doc/invoke.texi: Document new arch and cpu values.
6460 2004-10-12 Paul Brook <paul@coodesourcery.com>
6462 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Change meabi=3 to
6465 2004-10-12 Paul Brook <paul@codesourcery.com>
6467 * config/arm/arm.md (addsi3_cbranch_scratch): Correct constraints.
6468 Handle negative constants.
6470 2004-10-12 Joseph S. Myers <jsm@polyomino.org.uk>
6473 * c-typeck.c (convert_arguments): Return error_mark_node if there
6474 are too few arguments.
6475 (build_function_call): Handle error_mark_node return from
6478 2004-10-06 Paolo Bonzini <bonzini@gnu.org>
6480 * configure.ac (symbolic_link): Replace with $LN_S.
6481 (Assembler/Linker): Hard link from gas and binutils trees.
6482 * aclocal.m4 (gcc_AC_PROG_LN_S): Try "cp -p" before cp.
6483 * configure: Regenerate.
6485 2004-10-12 Paul Brook <paul@codesourcery.com>
6487 * configure.ac: Don't look for host assembler when building a canadian
6489 * configure: Regenerate.
6491 2004-10-11 Roger Sayle <roger@eyesopen.com>
6494 * c-opts.c (permit_fortran_options): Delete/obsolete global variable.
6495 (c_common_init_options): Remove #ifdef CL_F77 code. Scan command
6496 line options for "-lang-asm" and if found allow any of the C-family
6498 (c_common_handle_option): Remove last use of permit_fortran_options.
6500 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
6502 * config/s390/s390.c (print_operand): Support 'S' format flag.
6503 * config/s390/s390.md ("*tmqi_mem"): Use 'S' format flag.
6504 ("*tstsi", "*tstsi_cconly", "*tstsi_cconly2"): Likewise.
6505 ("*tsthiCCT", "*tsthiCCT_cconly", "*tsthi", "*tsthi_cconly"): Likewise.
6506 ("*tstqiCCT", "*tstqiCCT_cconly", "*tstqi", "*tstqi_cconly"): Likewise.
6507 ("*cmphi_ccu", "*cmpqi_ccu", "*clc"): Likewise
6508 ("movti", "*movdi_31", "*movqi", "*movdf_31", "*mvc"): Likewise.
6509 ("*movstricthi"): Likewise.
6510 ("*load_multiple_di", "*load_multiple_si"): Likewise.
6511 ("*store_multiple_di", "*store_multiple_si"): Likewise.
6512 ("*sethiqisi", "*sethihisi"): Likewise.
6513 ("*sethiqidi_64", "*sethiqidi_31"): Likewise.
6514 ("*andqi3_zarch", "*andqi3_esa", "*nc"): Likewise.
6515 ("*iorqi3_zarch", "*iorqi3_esa", "*oc"): Likewise.
6516 ("*xorqi3", "*xc", "*xc_zero"): Likewise.
6517 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Likewise.
6519 ("*tmhi_full"): Fix incorrect op_type attribute.
6521 ("*adddi3_alc_cc", "*adddi3_alc"): Remove double backslash.
6522 ("*subdi3_slb_cc", "*subdi3_slb"): Likewise.
6523 ("*addsi3_alc_cc", "*addsi3_alc"): Likewise.
6524 ("*subsi3_slb_cc", "*subsi3_slb"): Likewise.
6526 2004-10-11 Andrew Pinski <pinskia@physics.uc.edu
6529 * function.c (temp_slots_at_level): Fix typo which creates too
6530 many temp stack slots levels.
6532 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
6534 * config/s390/s390.c (s390_trampoline_template): Generate shorter
6536 (s390_trampoline_instantiate): Adapt.
6537 * config/s390/s390.h (TRAMPOLINE_SIZE): Adapt to new code.
6539 2004-10-11 Roger Sayle <roger@eyesopen.com>
6542 * stmt.c (add_case_node): Add additional type argument. Declare
6543 as static to match prototype. Convert the upper and lower bounds
6544 to the specified index type. Optimize away case ranges/values
6545 that are outside the index type's bounds. Truncate case ranges
6546 that span the index type's bounds.
6547 (expand_case): Avoid unnessary computation and memory allocation
6548 when index type is error_mark_node. Pass index_type as required
6549 by change to add_case_node API. No need to convert case range
6550 bounds to index_type, this is now done by add_case_node.
6552 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
6554 * config/s390/s390-protos.h (s390_offset_p): Add prototype.
6555 * config/s390/s390.c (s390_offset_p): New function.
6556 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccu",
6557 "*cmpsi_ccu", "*cmphi_ccu", "*cmpqi_ccu"): Use splitter to
6558 transform Q->Q alternatives to *clc pattern.
6560 ("movti", "*movdi_64", "*movdi_31", "*movsi_zarch", "*movsi_esa",
6561 "*movhi", "*movqi", "*movdf_64", "*movdf_31", "movsf"): Use splitter
6562 to transform Q->Q alternatives to *mvc pattern.
6563 ("*mvc"): Move. Add peephole to merge adjacent MVCs.
6564 ("*anddi3", "*andsi3_zarch", "*andsi3_esa", "*andhi3_zarch",
6565 "*andhi3_esa", "*andqi3_zarch", "*andqi3_esa"): Use splitter to
6566 transform Q->Q alternatives to *nc pattern.
6567 ("*nc"): New insn. New peephole to merge adjacent NCs.
6568 ("*iordi3", "*iorsi3_zarch", "*iorsi3_esa", "*iorhi3_zarch",
6569 "*iorhi3_esa", "*iorqi3_zarch", "*iorqi3_esa"): Use splitter to
6570 transform Q->Q alternatives to *oc pattern.
6571 ("*oc"): New insn. New peephole to merge adjacent OCs.
6572 ("*xordi3", "*xorsi3", "*xorhi3", "*xorqi3"): Use splitter to
6573 transform Q->Q alternatives to *xc pattern.
6574 ("*xc"): New insn. New peephole to merge adjacent XCs.
6575 ("*xc_zero"): Move. Add peephole to merge adjacent XCs.
6577 2004-10-11 Andrew Pinski <pinskia@physics.uc.edu>
6579 * gimplify.c (gimple_push_condition): Make sure that we don't
6580 have any saved condition cleanup if we were at the top level.
6582 2004-10-11 Richard Sandiford <rsandifo@redhat.com>
6584 * config/frv/frv.md (*adddi3_internal): Change name to...
6585 (adddi3): ...replacing the exisiting define_expand. Combine
6586 alternatives. Fix the range of the constant constraints ('J' instead
6587 of 'NOP'). Remove bogus operands[2] check. Use simplify_gen_subreg
6588 to extract the lower and upper halves of the DImode operands.
6589 Always use addi3_lower and adddi3_upper, not the subdi3 forms.
6590 (adddi3_lower): Fix the range of the constant constraints and
6591 remove the bogus operands[2] check.
6592 (adddi3_upper): Use gpr_or_int10_operand as the predicate for
6593 operand 2. Use addxi to handle constant operands.
6594 (subdi3_lower, subdi3_upper): Don't handle constant operands.
6596 2004-10-11 Nathan Sidwell <nathan@codesourcery.com>
6598 * gengtype-lex.l: Add commented } & ) characters to unconfuse
6599 editor's paren matching. Allow #define inside a struct.
6601 2004-10-10 Andrew Pinski <pinskia@physics.uc.edu>
6604 part of PR c++/17657
6605 * fold-const.c (fold_build_cleanup_point_expr): New function.
6606 * tree.h (fold_build_cleanup_point_expr): Prototype.
6608 2004-10-10 Eric Christopher <echristo@redhat.com>
6610 * dwarf2out.c: Move attribute to subprogram declaration
6611 instead of subroutine type.
6613 2004-10-10 Kazu Hirata <kazu@cs.umass.edu>
6615 * basic-block.h: Remove the prototypes for can_hoist_insn_p,
6616 hoist_insn_after, and hoist_insn_to_edge.
6617 * rtl.h: Remove the prototypes for reg_referenced_between_p,
6618 no_jumps_between_p, and insn_dependent_p.
6619 * rtlanal.c (no_jumps_between_p, reg_referenced_between_p,
6620 insn_dependent_p, insn_dependent_p_1, hoist_test_store,
6621 can_hoist_insn_p, hoist_update_store, hoist_insn_after,
6622 hoist_insn_to_edge): Remove.
6624 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
6627 * c-decl.c (grokparms): Don't warn for parameters of incomplete
6628 type in declarations that are not definitions except for the case
6629 of parameters of void type.
6631 2004-10-10 Kazu Hirata <kazu@cs.umass.edu>
6633 * tree-cfg.c: Fix comment typos.
6635 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
6638 * builtins.c (expand_builtin_va_start): Check for too few
6639 arguments to va_start.
6641 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
6644 * c-decl.c (grokfield): Make diagnostic for bad cases of unnamed
6645 fields a pedwarn. Pedwarn here for unnamed structs/unions if
6647 * c-parse.in (component_decl): Don't pedwarn here for unnamed
6650 2004-10-09 Zdenek Dvorak <dvorakz@suse.cz>
6652 PR tree-optimization/17906
6653 * tree-tailcall.c (tree_optimize_tail_calls_1): Do not attempt to
6654 copy non-gimple reg arguments.
6656 2004-10-09 Roger Sayle <roger@eyesopen.com>
6658 PR rtl-optimization/17853
6659 * simplify-rtx.c (simplify_relational_operation): Correct comment.
6660 Reorganize handling of comparison operations with floating point
6661 results (always return 0.0 even without FLOAT_STORE_FLAG_VALUE).
6662 Likewise, introduce support for comparison operations with vector
6663 result types, introducing a new VECTOR_STORE_FLAG_VALUE target macro.
6665 * doc/rtl.texi: Document new VECTOR_STORE_FLAG_VALUE target macro.
6666 * doc/tm.texi: Likewise.
6668 2004-10-09 Steven Bosscher <stevenb@suse.de>
6670 * regs.h (struct reg_info_def): Remove the last_node_uid and
6671 changes_mode fields.
6672 (REGNO_LAST_NOTE_UID): Don't define.
6673 * regclass.c (reg_scan_mark_refs): Don't set REGNO_LAST_NOTE_UID.
6674 * regmove.c (copy_src_to_dest): Likewise.
6676 2004-10-09 Roger Sayle <roger@eyesopen.com>
6679 * fold-const.c (fold_div_compare): When optimizing X/C1 op C2, the
6680 relational comparison operator op needs to be swapped/reversed when
6681 C1 is negative. i.e. X/-10 < 1 becomes X >= -9, not X < -9.
6683 2004-10-08 Andrew Pinski <pinskia@physics.uc.edu>
6686 * tree-ssa-phiopt.c (conditional_replacement): Use bsi_after_labels
6687 instead of bsi_start.
6688 (value_replacement): Likewise.
6689 (abs_replacement): Likewise
6691 2004-10-09 Steven Bosscher <stevenb@suse.de>
6693 * cfgexpand.c (maybe_dump_rtl_for_tree_stmt): New function.
6694 (expand_gimple_cond_expr, expand_gimple_tailcall,
6695 expand_gimple_basic_block): Use it to dump RTL for each stmt.
6696 (tree_expand_cfg): Announce full RTL function dump.
6697 * tree-optimize.c (execute_one_pass): Use normal RTL printing,
6698 not the graph version.
6699 * tree-pretty-print.c (dump_generic_node): Allow empty statements
6700 in the arms of a COND_EXPR for lowered nodes.
6702 2004-10-08 Joseph S. Myers <joseph@codesourcery.com>
6704 * config/rs6000/spe.h (atosfix16, atosfix32, atosfix64, atoufix16,
6705 atoufix32, atoufix64, strtosfix16, strtosfix32, strtosfix64,
6706 strtoufix16, strtoufix32, strtoufix64): Declare.
6708 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
6710 * c-lex.c (interpret_float): Give a pedwarn rather than a warning
6711 for an out-of-range floating point constant.
6712 * builtins.c (fold_builtin_inf): Give a pedwarn rather than a
6713 warning if the target format does not support infinities.
6715 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
6717 * emit-rtl.c (last_label_num, base_label_num): Remove.
6718 (max_label_num): Always return label_num.
6719 (set_new_last_label_num, restore_emit_status): Remove.
6720 (init_emit): Don't initialize last_label_num.
6721 * function.c (pop_function_context_from): Don't call
6722 restore_emit_status.
6723 * function.h: Remove the prototype for restore_emit_status.
6724 * rtl.h: Remove the prototype for set_new_last_label_num.
6726 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
6728 * stmt.c (expand_decl_init): Remove.
6729 * tree.h: Remove the corresponding prototype.
6731 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
6733 * integrate.c (try_constants, subst_constants, mark_stores):
6735 * integrate.h: Remove the prototype for try_constants.
6737 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
6739 * c-typeck.c (enum impl_conv): Add ic_argpass_nonproto.
6740 (convert_for_assignment): Handle ic_argpass_nonproto. Add
6741 comments about its relevance to errors.
6742 (c_convert_parm_for_inlining): Use ic_argpass_nonproto.
6744 2004-10-08 Andrew Pinski <pinskia@physics.uc.edu>
6747 * c-ppoutput.c (cb_ident): Don't quote string as it is already
6750 2004-10-08 Diego Novillo <dnovillo@redhat.com>
6752 * tree-ssa-pre.c (init_pre): Use size of ARRAY_REF to allocate
6753 reference_node_pool.
6755 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
6757 * tree-cfg.c: Fix a comment typo.
6759 2004-10-08 Andreas Krebbel <krebbel1@de.ibm.com>
6761 * config/s390/s390.c (s390_register_info): Don't save fprs for
6763 (s390_conditional_register_usage): Make fprs 'fixed' for -msoft-float.
6765 2004-10-08 Ulrich Weigand <uweigand@de.ibm.com>
6767 * config/s390/s390.h (TARGET_DEFAULT_BACKCHAIN): New define.
6768 (TARGET_DEFAULT): Use symbolic values.
6769 * config/s390/tpf.h (TARGET_DEFAULT_BACKCHAIN): Redefine.
6770 (TARGET_DEFAULT): Use symbolic values.
6771 * config/s390/s390.c (s390_backchain_string): Initialize to
6772 TARGET_DEFAULT_BACKCHAIN.
6774 2004-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6776 * builtins.c (expand_builtin_mempcpy): Move tree handling code to
6777 fold_builtin_mempcpy. Accept a type parameter. Delete duplicate
6779 (expand_builtin_strcat): Accept a type parameter.
6780 (fold_builtin_mempcpy): Accept a type and endp parameter.
6782 * builtins.c (expand_builtin_strncpy): Delete duplicate code.
6783 Accept an `exp' instead of an `arglist'.
6785 2004-10-08 Nathan Sidwell <nathan@codesourcery.com>
6787 * tree-tailcall.c (tree_optimize_tail_calls_1): Use fold_convert,
6788 reverting my 2004-09-07 patch to use build_int_cst.
6790 2004-10-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6793 * config/sparc/sparc.c (input_operand): Remove redundant code
6794 for handling LO_SUM.
6795 (legitimate_address_p) <REG+REG>: Do not recheck TARGET_V9.
6796 <LO_SUM>: If LO_SUM is offsettable, accept it for TFmode on V9.
6797 Otherwise only accept it for TFmode if quad move insns are available.
6799 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
6801 * tree-cfg.c (tree_forwarder_block_p): Reorder checks so that
6802 common cases will be caught earlier than others.
6804 2004-10-08 Michael Matz <matz@suse.de>
6806 * loop-doloop.c (doloop_optimize): Extend count.
6808 2004-10-08 Kaz Kojima <kkojima@gcc.gnu.org>
6810 * config/sh/sh.md (prefetch_media, prefetch_i4): New insns.
6811 (prefetch): Convert to expander.
6813 2004-10-08 Kaz Kojima <kkojima@gcc.gnu.org>
6815 * config/sh/sh.md (tls_global_dynamic): Use MEM pattern for the
6816 first argument of CALL.
6817 (tls_local_dynamic): Likewise.
6819 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
6821 * c-typeck.c (enum impl_conv): New.
6822 (convert_for_assignment): Use it. Take tree for function called
6823 instead of its name. Handle ObjC selectors for diagnostics at
6824 start of function. Select diagnostic text within the function
6825 using full sentences for diagnsotics. Use %qE to name functions
6827 (convert_arguments, build_modify_expr,
6828 c_convert_parm_for_inlining, digest_init, c_finish_return): Update
6829 callers to convert_for_assignment.
6830 (warn_for_assignment): Remove.
6832 2004-10-08 Nick Clifton <nickc@redhat.com>
6834 * config/sh/symbian.c (symbian_possibly_export_base_class):
6835 Replace use of deleted TYPE_USES_VIRTUAL_BASECLASSES macro with
6836 TYPE_CONTAINS_VPTR_P.
6838 2004-10-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6840 * config/m32r/m32r.h (CONDITIONAL_REGISTER_USAGE): Don't exclude
6841 fixed registers form all_used_regs. Update call_really_used_regs.
6842 (CALL_REALLY_USED_REGISTERS): Define.
6843 * config/m32r/m32r.c (MUST_SAVE_REGISTER): Replace call_used_regs
6844 with call_really_used_regs.
6846 2004-10-08 Alan Modra <amodra@bigpond.net.au>
6848 * config/rs6000/sysv4.h (STARTFILE_LINUX_SPEC): Choose gcrt1.o
6849 for -profile as well as -p and -pg.
6851 2004-10-07 Andrew Pinski <pinskia@physics.uc.edu>
6853 * libgcc2.c (__moddi3): Cast &w to UDWtype*.
6855 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
6857 * tree-cfg.c (tree_block_forwards_to): Remove.
6858 * tree-flow.h: Remove the corresponding prototype.
6860 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
6862 * tree-flow-inline.h (phi_nodes): Remove an unnecessary check
6863 for ENTRY_BLOCK_PTR and EXIT_BLOCK_PTR.
6865 2004-10-07 Geoffrey Keating <geoffk@apple.com>
6868 * config/rs6000/rs6000.c (rs6000_generate_compare): When
6869 flag_trapping_math is in effect, don't generate subtract
6872 2004-10-07 Ulrich Weigand <uweigand@de.ibm.com>
6874 * config/s390/s390-protos.h (s390_narrow_logical_operator): Add.
6875 * config/s390/s390.c (s390_narrow_logical_operator): New function.
6876 (s390_extra_constraint_str): Add 'A' constraints.
6877 (s390_const_ok_for_constraint_p): Add 'Nx' constraints.
6878 * config/s390/s390.h (EXTRA_MEMORY_CONSTRAINT): Add 'A' constraint.
6879 (CONSTRAINT_LEN): Likewise.
6880 * config/s390/s390.md ("*anddi3"): Add NI alternative and splitter.
6881 ("*andsi3_zarch", "*andsi3_esa"): Likewise.
6882 ("*andhi3_zarch", "*andhi3_esa"): Likewise.
6883 ("*iordi3"): Add OI alternative and splitter.
6884 ("*iorsi3_zarch", "*iorsi3_esa"): Likewise.
6885 ("*iorhi3_zarch", "*iorhi3_esa"): Likewise.
6886 ("*xordi3"): Add XI alternative and splitter.
6887 ("*xorsi3", "*xorhi3"): Likewise.
6889 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
6891 * config/mips/mips.c (mips_function_rodata_section): New function.
6892 (TARGET_ASM_FUNCTION_RODATA_SECTION): Use it.
6894 2004-10-07 Devang Patel <dpatel@apple.com>
6896 * rs6000/altivec.md (UNSPEC_VCMPBFP, UNSPEC_VCMPEQUB, UNSPEC_VCMPEQUH,
6897 UNSPEC_VCMPEQUW, UNSPEC_VCMPGEFP, UNSPEC_VCMPGTUB, UNSPEC_VCMPGTSB,
6898 UNSPEC_VCMPGTUH, UNSPEC_VCMPGTSH, UNSPEC_VCMPGTUW, UNSPEC_VCMPGTSW,
6899 UNSPEC_VCMPGTFP, UNSPEC_VSEL4SI, UNSPEC_VSEL4SF, UNSPEC_VSEL8HI,
6900 UNSPEC_VSEL16QI, UNSPEC_VCOND_V4SI, UNSPEC_VCOND_V4SF, UNSPEC_VCOND_V8HI,
6901 UNSPEC_VCOND_V16QI, UNSPEC_VCONDU_V4SI, UNSPEC_VCONDU_V8HI,
6902 UNSPEC_VCONDU_V16QI): New constant defines.
6903 (vcondv4si, vcondv4sf, vcondv8hi, vcondv16qi, vconduv4si, vconduv8hi,
6904 vconduv16qi): New patterns.
6905 * rs6000/rs6000-protos.h (rs6000_emit_vector_cond_expr): New function.
6906 * rs6000/rs6000.c (rs6000_emit_vector_cond_expr): New function.
6907 (get_vec_cmp_insn): Same.
6908 (get_vsel_insn): Same.
6909 (rs6000_emit_vector_compare): Same.
6910 (rs6000_emit_vector_select): Same.
6911 (INSN_NOT_AVAILABLE): New.
6913 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
6915 PR tree-optimization/17749
6916 * tree-tailcall.c (find_tail_calls): Check that parameter is
6919 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
6921 * config/ia64/ia64.c: Fix a comment typo.
6923 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6925 * doc/install.texi (*-*-solaris2*): Fix marker for URL.
6927 2004-10-07 Giovanni Bajo <giovannibajo@gcc.gnu.org>
6930 * tree-inline.c (expand_call_inline): Do not warn for functions
6931 marked with attribute noinline.
6933 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6936 * config/sparc/sparc.c (sparc_output_mi_thunk): Set
6937 current_function_uses_only_leaf_regs as well as sparc_leaf_function_p.
6939 * config/sparc/sparc.c (sparc_gimplify_va_arg): Pass 'false' instead
6940 of 0 as 4th argument to pass_by_reference.
6941 Call build_va_arg_indirect_ref instead of build_fold_indirect_ref.
6943 2004-10-06 Eric Christopher <echristo@redhat.com>
6945 * config/sh/sh.c (sh_dwarf_calling_convention): Fix renesas dwarf
6948 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
6951 * config/mips/mips.md (mov_<load>l): Remove hazard=none attribute.
6953 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
6955 PR rtl-optimization/17791
6956 * loop-doloop.c (doloop_modify): Take number of iterations as
6958 (doloop_optimize): Extend or shorten the number of iterations
6959 when changing mode of counter register.
6960 * loop-iv.c (lowpart_subreg): Export.
6961 * rtl.h (lowpart_subreg): Declare.
6963 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
6965 PR tree-optimization/17806
6966 * cfghooks.c (split_edge): Update IRREDUCIBLE_LOOP flags.
6967 * cfgloopmanip.c (loop_split_edge_with): Updating of IRREDUCIBLE_LOOP
6968 flags moved to split_edge.
6970 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6973 * expmed.c (expand_sdiv_pow2): Force a stack adjustment
6974 before tentatively building the conditional move sequence.
6976 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
6979 * function.c (assign_parm_setup_block_p): Tighten BLOCK_REG_PADDING
6981 * config/pa/pa.h (BLOCK_REG_PADDING): Define in terms of
6982 function_arg_padding.
6984 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
6987 * Makefile.in (stmp-fixproto): Pass FIX_HEADER=build/... to fixproto.
6989 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
6991 * hooks.c (hook_int_void_1, hook_void_int): Remove.
6992 * hooks.h: Remove the corresponding prototypes.
6994 2004-10-06 Andrew Pinski <pinskia@physics.uc.edu>
6997 * tree-nested.c (walk_stmt_info): Add changed field.
6998 (convert_nonlocal_reference): Set changed to when we
6999 change a decl to unnested decl.
7000 <case ADDR_EXPR>: Instead of checking if the immediate part
7001 of the ADDR_EXPR changed, check the field changed.
7002 Use recompute_tree_invarant_for_addr_expr instead of unsetting
7004 (convert_local_reference): Set changed to when we
7005 change a decl to unnested decl.
7006 <case ADDR_EXPR>: Instead of checking if the immediate part
7007 of the ADDR_EXPR changed, check the field changed.
7008 Also call recompute_tree_invarant_for_addr_expr on the ADDR_EXPR.
7010 2004-10-06 Kazu Hirata <kazu@cs.umass.edu>
7012 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): Remove.
7013 * dwarf2out.c (dwarf2out_init): Remove references to
7014 DWARF2_GENERATE_TEXT_SECTION_LABEL.
7015 * system.h: Poison DWARF2_GENERATE_TEXT_SECTION_LABEL.
7016 * doc/tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Remove.
7018 2004-10-06 Joseph S. Myers <jsm@polyomino.org.uk>
7020 * c-typeck.c (convert_arguments): Take expression for called
7021 function rather than its name. Handle ObjC selectors directly
7022 rather than relying on warn_for_assignment to do so. Call warning
7023 directly rather than warn_for_assignment. Use %qE in diagnostics.
7024 Say "argument" rather than "arg" in diagnostics.
7025 (build_function_call): Update call to convert_arguments.
7027 2004-10-06 Andrew Pinski <pinskia@physics.uc.edu>
7030 * dbxout.c (dbxout_symbol): Really handle RECORD, UNION, and
7031 ENUMs specially instead of just saying we do.
7033 2004-10-06 Eric Christopher <echristo@redhat.com>
7035 * dwarf2.h: Sync with include/elf/dwarf2.h
7037 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
7039 * tree-pretty-print.c (dump_generic_node): Fix printing of BINFO
7042 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
7044 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Convert
7045 to use FOR_EACH_SSA_USE_OPERAND iterator, and propagate_value.
7047 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
7049 * lambda-code.c (compute_nest_using_fourier_motzkin): New
7051 (lambda_compute_auxillary_space): Split from here.
7053 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
7055 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop): Make non-static.
7056 * tree-flow.h: Add prototype.
7057 * lambda-code.c (invariant_in_loop_and_outer_loops): Use
7058 expr_invariant_in_loop.
7060 2004-10-06 Kazu Hirata <kazu@cs.umass.edu>
7062 * tree-cfg.c (thread_jumps): Remove a duplicate check for
7065 2004-10-06 Ulrich Weigand <uweigand@de.ibm.com>
7067 * config/s390/s390-protos.h (s_imm_operand): Remove.
7068 (s390_pool_operand): Add prototype.
7069 * config/s390/s390.c (general_s_operand): Remove.
7070 (s_imm_operand): Remove.
7071 (s_operand): Merge contents of general_s_operand.
7072 (s390_pool_operand): New function.
7073 * config/s390/s390.h (PREDICATE_CODES): Remove s_imm_operand.
7074 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct"): New insns.
7075 ("*cmpdi_ccu"): Merge Q->Q alternative.
7076 ("*cmpsi_ccu", "*cmphi_ccu"): Likewise.
7077 ("*cmpqi_ccu"): Merge Q->Q, n->Q, n->S alternatives.
7079 ("*cmpdi_ccu_mem", "*cmpsi_ccu_mem"): Likewise.
7080 ("*cmphi_ccu_mem", "*cmpqi_ccu_mem"): Likewise.
7081 ("*movstricthi"): Use memory_operand instead of s_imm_operand.
7083 2004-10-06 Steve Ellcey <sje@cup.hp.com>
7085 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Change macro to
7086 call ia64_function_arg_boundary.
7087 * config/ia64/ia64-protos.h (ia64_function_arg_boundary): New.
7088 * config/ia64/ia64.c (ia64_function_arg_boundary): New.
7089 (ia64_function_arg_advance): Do not put 128 bit floats into
7092 2004-10-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7094 * builtins.c (expand_builtin_strcpy): Delete duplicate code.
7095 Accept an expression instead of an arglist.
7096 (expand_builtin_stpcpy): Accept an expression instead of an
7099 2004-10-06 Eric Botcazou <ebotcazou@libertysurf.fr>
7102 * doc/install.texi (*-*-solaris2*): Mention potential problem
7103 with Sun assembler + GNU linker and C++ programs.
7104 Document status of binutils 2.15 release.
7106 2004-10-06 Jan Hubicka <jh@suse.cz>
7108 * cse.c (cse_main): Kill push/pop context.
7110 2004-10-05 Zack Weinberg <zack@codesourcery.com>
7112 * pretty-print.c: Include tree.h.
7113 (pp_base_prepare_to_format): New function, logic from
7114 text_specifies_location.
7115 (pp_base_format_text): Use gcc_assert.
7116 * pretty-print.h (pp_prepare_to_format): New macro.
7117 (pp_base_prepare_to_format): Prototype.
7118 * diagnostic.c (text_specifies_location): Delete.
7119 (bug_report_request): Delete.
7120 (diagnostic_set_info): Don't call text_specifies_location.
7121 (diagnostic_action_after_output): Put text from
7122 bug_report_request inline here. Use gcc_unreachable.
7123 (diagnostic_report_current_function): Fix comment.
7124 (diagnostic_report_diagnostic): Clarify logic for error recursion.
7125 Call pp_prepare_to_format before diagnostic_starter.
7126 (trim_filename): Use IS_DIR_SEPARATOR.
7127 (fatal_error, internal_error): Use gcc_unreachable.
7128 (error_recursion): Call diagnostic_action_after_output to
7129 issue the bug_report_request message and exit.
7130 * Makefile.in (diagnostic.o, pretty-print.o): Update dependencies.
7132 * c-parse.in: Add list of diagnostic messages to insulate
7133 translation template from version of yacc/bison used to
7134 compile the grammar.
7136 2004-10-06 Alan Modra <amodra@bigpond.net.au>
7139 * doc/tm.texi (USE_LD_AS_NEEDED, LINK_EH_SPEC): Document.
7141 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
7143 * basic-block.h: Remove the prototype for
7144 flow_preorder_transversal_compute.
7145 * cfganal.c (dfst_node): Remove.
7146 (flow_preorder_transversal_compute): Likewise.
7147 * rtl.h: Remove the prototype for get_jump_table_offset.
7148 * rtlanal.c (get_jump_table_offset): Remove.
7150 2004-10-05 Richard Henderson <rth@redhat.com>
7153 * tree-ssa-operands.c (get_expr_operands): Handle CONST_DECL.
7155 2004-10-05 Kelley Cook <kcook@gcc.gnu.org>
7158 * Makefile.in: Stage the build directory too.
7160 2004-10-05 Aldy Hernandez <aldyh@redhat.com>
7162 * config/frv/frv.h (LEGITIMIZE_ADDRESS): New.
7164 * config/frv/frv-protos.h (frv_legitimize_address): Protoize.
7165 (frv_emit_move): Same.
7167 * config/frv/frv.c (frv_emit_move): New.
7168 (frv_legitimize_address): New.
7170 * config/frv/frv.md ("movsi"): Call frv_emit_move.
7177 2004-10-05 Joseph S. Myers <jsm@polyomino.org.uk>
7179 * c-decl.c (declspecs_add_type): Don't pedwarn for _Complex in
7182 2004-10-05 Joseph S. Myers <jsm@polyomino.org.uk>
7184 * c-decl.c (pushdecl): When an extern declaration at block scope
7185 refers to a visible entity with internal linkage, use the old DECL
7186 rather than the new one.
7188 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
7190 * tree-cfg.c (cleanup_tree_cfg): Remove extra parentheses in
7193 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
7195 * tree-cfg.c (thread_jumps): Remove a duplicate check for
7198 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
7200 * tree-cfg.c (thread_jumps): Iterate with FOR_EACH_BB instead
7201 of FOR_BB_BETWEEN. Remove a useless check for unreachable
7204 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
7206 * tree-cfg.c (cleanup_tree_cfg): Don't call
7207 delete_unreachable_blosk() after thread_jumps().
7208 (thread_jumps): Always remove basic blocks as they become
7211 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
7213 * tree-cfg.c (cleanup_tree_cfg): Remove variable
7214 something_changed. Simplify the while loop.
7216 2004-10-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7218 * builtins.c (expand_builtin_memmove): Delete duplicate code
7219 and accept a tree type for the result.
7220 (expand_builtin_bcopy): Accept a tree type for the result.
7221 (fold_builtin_memmove): Accept an arglist and tree type for
7224 2004-10-05 Ulrich Weigand <uweigand@de.ibm.com>
7226 * config/s390/s390.c (s390_dump_pool): Remove return value.
7227 Use gen_pool_align, gen_pool_section_start/end instead of
7228 gen_pool_start/end_31/64.
7229 * config/s390/s390.md (UNSPECV_POOL_START, UNSPECV_POOL_END): Remove.
7230 (UNSPECV_POOL_SECTION, UNSPECV_POOL_ALIGN): New constants.
7231 ("pool_start_31", "pool_end_31"): Remove.
7232 ("pool_start_64", "pool_end_64"): Likewise.
7233 ("pool_align", "pool_section_start", "pool_section_end": New insns.
7235 * config/s390/s390.c (s390_cannot_copy_insn_p): New function.
7236 (TARGET_CANNOT_COPY_INSN_P): Define.
7237 (s390_cannot_force_const_mem): Handle UNSPEC_INSN.
7238 (struct constant_pool): New member 'execute'.
7239 (s390_add_execute, s390_find_execute): New functions.
7240 (s390_execute_label, s390_execute_target): Likewise.
7241 (s390_dump_pool): Output in-pool execute target templates.
7242 (s390_dump_execute): New function.
7243 (s390_alloc_pool, s390_free_pool): Handle execute templates.
7244 (s390_mainpool_start, s390_mainpool_finish): Likewise.
7245 (s390_chunkify_start, s390_chunkify_finish): Likewise.
7246 * config/s390/s390.md (UNSPEC_INSN, UNSPEC_EXECUTE): New constants.
7247 ("*execute"): New insn pattern.
7248 ("movmem_short", "*movmem_short"): Use splitters to generate
7249 explicit execute pattern, remove embedded execute.
7250 ("clrmem_short", "*clrmem_short"): Likewise.
7251 ("cmpmem_short", "*cmpmem_short"): Likewise.
7253 2004-10-05 Daniel Berlin <dberlin@dberlin.org>
7255 * tree-ssa.c (verify_ssa): Verify phi arguments only
7256 contain renamed names.
7258 2004-10-05 Alan Modra <amodra@bigpond.net.au>
7260 * config/rs6000/linux.h: Formatting, whitespace.
7261 * config/rs6000/linux64.h: Likewise.
7262 * config/rs6000/rs6000-protos.h: Likewise.
7263 * config/rs6000/rs6000.c: Likewise.
7264 (easy_vector_splat_const): Add fall thru comments.
7265 (output_vec_const_move): Likewise.
7267 2004-10-05 Kelley Cook <kcook@gcc.gnu.org>
7269 * Makefile.in: Update -Wno-error exceptions for move to build dir.
7271 2004-10-05 Chao-Ying Fu <fu@mips.com>
7272 Richard Sandiford <rsandifo@redhat.com>
7274 * doc/invoke.texi (-mpaired-single): Link to the new description of the
7275 built-in functions. Document dependencies.
7276 (-mips3d): Add link here too.
7277 * doc/extend.texi (MIPS Paired-Single Support): New section.
7279 2004-10-04 Chao-ying Fu <fu@mips.com>
7281 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Define.
7283 2004-10-04 Diego Novillo <dnovillo@redhat.com>
7285 * tree-ssa-dom.c (tree_ssa_dominator_optimize):
7286 Initialize OPT_STATS to 0.
7288 2004-10-04 Kazu Hirata <kazu@cs.umass.edu>
7290 * tree-data-ref.c: Fix comment typos.
7292 2004-10-04 Sebastian Pop <pop@cri.ensmp.fr>
7294 * tree-data-ref.c (array_base_name_differ_p): Fix comments. When
7295 the predicate cannot be computed, don't initialize the result to
7298 2004-10-01 Eric Christopher <echristo@redhat.com>
7300 * dwarf2.h (dwarf_calling_convention): Add GNU prefix to
7301 locally defined enum.
7302 * dwarf2out.c (add_calling_convention_attribute): Don't
7305 2004-10-03 Andrew Pinski <pinskia@physics.uc.edu>
7307 PR c/17178, PR c/17820
7308 * c-decl.c (pop_scope): Do not warn about unused static
7309 variables as they warned in the middle-end.
7311 2004-10-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7313 * builtins.c (expand_builtin_memcpy): Delete duplicate code
7314 and make the first parameter the expression not the arglist.
7316 2004-10-03 Ulrich Weigand <uweigand@de.ibm.com>
7318 * expr.c (expand_expr_addr_expr): Only accept Pmode or ptr_mode
7319 as valid modes to expand address expressions.
7321 2004-10-03 Joseph S. Myers <jsm@polyomino.org.uk>
7323 * c-aux-info.c, c-common.c, c-common.h, c-cppbuiltin.c, c-decl.c,
7324 c-format.c, c-incpath.c, c-lex.c, c-objc-common.c, c-opts.c,
7325 c-parse.in, c-pch.c, c-ppoutput.c, c-pragma.c, c-typeck.c: Follow
7326 code formatting conventions.
7328 2004-10-03 Richard Sandiford <rsandifo@redhat.com>
7330 * config/mips/mips.md (<u>mulsidi3_32bit_r4000): Fix unsigned case.
7332 2004-10-03 Kazu Hirata <kazu@cs.umass.edu>
7334 PR tree-optimization/16632
7335 * fold-const.c (fold) [EQ_EXPR]: When seeing if D & ~C != 0 to
7336 fold (A & C) == D into 0, fold ~C. Similarly, for the case
7337 where | is used instead of &.
7339 2004-10-03 Kazu Hirata <kazu@cs.umass.edu>
7341 * ginclude/stddef.h: Fix a comment typo.
7343 2004-10-03 Eric Botcazou <ebotcazou@libertysurf.fr>
7346 * config.gcc (i?86-*-solaris2*): Restore correct logic
7347 for --enable-threads option.
7348 (sparc64-*-solaris2*): Likewise.
7349 (sparc-*-solaris2*): Likewise.
7351 2004-10-03 Alan Modra <amodra@bigpond.net.au>
7353 * config/rs6000/linux.h (TARGET_C99_FUNCTIONS): Define.
7354 (OS_MISSING_POWERPC64): Move, and comment.
7355 * config/rs6000/linux64.h (TARGET_C99_FUNCTIONS): Define.
7356 (OS_MISSING_POWERPC64): Move, and comment.
7358 2004-10-02 Ian Lance Taylor <ian@wasabisystems.com>
7360 * arm.c (output_call_mem): Add missing \t.
7362 2004-10-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7364 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp,
7365 expand_builtin_strncmp): Delete duplicate code.
7367 2004-10-02 Frank Ch. Eigler <fche@redhat.com>
7369 * tree-mudflap.c (mf_build_check_statement_for): Reorganize to
7370 take check-base and -limit arguments.
7371 (mf_xform_derefs_1): Reorganize slightly to pass proper base/limit
7372 check ranges for ARRAY_REF and COMPONENT_REF.
7373 (execute_mudflap_fnction_ops, ..._decls): Limit unnecessary
7376 2004-10-02 Joseph S. Myers <jsm@polyomino.org.uk>
7378 * c-objc-common.c (c_tree_printer): Correct description of %E.
7379 Don't fall through after printing an expression.
7381 2004-10-02 Kazu Hirata <kazu@cs.umass.edu>
7383 * tree-cfg.c, config/s390/tpf-unwind.h: Fix comment typos.
7385 2004-10-02 Kazu Hirata <kazu@cs.umass.edu>
7387 * tree-cfg.c (cleanup_tree_cfg): Speed up by calling
7388 delete_unrechable_blocks() only when necessary.
7390 2004-10-02 P.J. Darcy <darcypj@us.ibm.com>
7392 * gthr-tpf.h (__gthread_recursive_mutex_t): New type.
7393 (__GTHREAD_RECURSIVE_MUTEX_INIT): Define.
7394 (__gthread_recursive_mutex_lock, __gthread_recursive_mutex_trylock,
7395 __gthread_recursive_mutex_unlock): New functions.
7397 2004-10-02 P.J. Darcy <darcypj@us.ibm.com>
7399 * config/s390/t-tpf (LIB2ADDEH): Remove tpf-eh.c.
7400 * config/s390/tpf-eh.c: Remove file.
7401 * config/s390/tpf-unwind.h: New file.
7402 * config/s390/tpf.h (MD_FALLBACK_FRAME_STATE_FOR): Remove.
7403 (MD_UNWIND_SUPPORT): Define.
7405 2004-10-02 Joseph S. Myers <jsm@polyomino.org.uk>
7407 * c-typeck.c (warn_for_assignment): Don't permit argnum == 0.
7409 2004-10-01 Ulrich Weigand <uweigand@de.ibm.com>
7411 * config/s390/s390-protos.h (s390_comparison): Add prototype.
7412 * config/s390/s390.c (s390_comparison): New function.
7413 (s390_branch_condition_mask): Return -1 for invalid comparisons.
7414 (s390_branch_condition_mnemonic): Assert valid comparison.
7415 * config/s390/s390.h (PREDICATE_CODES): Add s390_comparison.
7416 * config/s390/s390.md ("*cjump_64", "*cjump_31", "*cjump_long",
7417 "*icjump_64", "*icjump_31", "*icjump_long", "*trap"): Use
7418 s390_comparison instead of comparison_operator.
7420 * config/s390/s390.md (UNSPEC_CMPINT): New constant.
7421 ("cmpmemdi"): Remove.
7422 ("cmpmem_short", "*cmpmem_short"): Use CCUmode instead of CCSmode.
7423 ("cmpmem_long", "*cmpmem_long_64", "*cmpmem_long_31"): Likewise.
7424 ("cmpint_si"): Rename to ...
7425 ("*cmpint_si"): ... this. Use UNSPEC_CMPINT.
7426 ("cmpint_di", "*cmpint_di"): Likewise.
7427 * config/s390/s390.c (s390_canonicalize_comparison): Remove
7428 redundant UNSPEC_CMPINT conversions.
7429 (s390_expand_cmpmem): Adapt to cmpint pattern changes.
7431 2004-10-01 Kazu Hirata <kazu@cs.umass.edu>
7433 * collect2.c (COLLECT_PARSE_FLAG): Remove.
7434 (main): Remove a reference to COLLECT_PARSE_FLAG
7435 * system.h: Poison COLLECT_PARSE_FLAG.
7436 * doc/tm.texi (COLLECT_PARSE_FLAG): Remove.
7438 2004-10-01 Paul Brook <paul@codesourcery.com>
7440 * config/arm/crti.asm: Give _init and _fini function type.
7442 2004-10-01 Zdenek Dvorak <dvorakz@suse.cz>
7444 * common.opt (ftree-loop-ivcanon): Enable by default.
7445 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
7446 Enable complete loop unrolling.
7447 (canonicalize_induction_variables, tree_unroll_loops_completely):
7450 2004-10-01 Paul Brook <paul@codesourcery.com>
7452 * config/arm/arm.c (thumb_compute_saved_rag_mask): Or with bitmask,
7453 not register number.
7454 (thumb_find_work_register): Search full register range.
7456 2004-10-01 Andrew Pinski <pinskia@physics.uc.edu>
7459 * tree-cfg.c (group_case_labels): Get the label and not
7460 the case expr for the default case.
7461 When the label we looking at is the default, decrement the
7464 2004-10-01 Jan Hubicka <jh@suse.cz>
7466 * c-decl.c (c_expand_body): Update call tree_rest_of_compilation.
7467 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
7468 * toplev.h (tree_rest_of_compilation): Update prototype.
7469 * tree-optimize.c (tree_rest_of_compilation): Kill nested_p argument.
7471 2004-10-01 Kazu Hirata <kazu@cs.umass.edu>
7473 * tree-cfg.c (cleanup_tree_cfg): Pull a call to
7474 cleanup_control_flow() out of the while loop.
7476 2004-10-01 Paolo Bonzini <bonzini@gnu.org>
7478 * tree-vectorizer.c (vectorizable_operation): Fail unless
7479 the mode for the vector type is indeed a vector mode.
7481 2004-10-01 Zdenek Dvorak <dvorakz@suse.cz>
7483 * tree-chrec.c (chrec_fold_plus_poly_poly, chrec_fold_plus_1,
7484 chrec_fold_multiply): Use fold_convert or build_int_cst_type instead
7486 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
7487 add_to_evolution, set_nb_iterations_in_loop, follow_ssa_edge_in_rhs,
7488 follow_ssa_edge_in_rhs): Ditto.
7489 * tree-ssa-loop-ivopts.c (struct iv): Add base_object field.
7490 (dump_iv): Dump base_object.
7491 (dump_use, dump_cand): Use dump_iv.
7492 (determine_base_object): New function.
7493 (alloc_iv): Initialize base_object field.
7494 (record_use): Clear the ssa_name field of iv.
7495 (get_computation_cost_at): Do not use difference of addresses of
7496 two different objects.
7497 (may_eliminate_iv): Do not require the loop to have just single exit.
7498 * tree-ssa-loop-niter.c (zero_p): Do not check for overflows.
7499 (nonzero_p): New function.
7500 (inverse, number_of_iterations_cond, simplify_using_outer_evolutions,
7501 tree_simplify_using_condition, simplify_using_initial_conditions,
7502 loop_niter_by_eval, find_loop_niter_by_eval,
7503 estimate_numbers_of_iterations_loop, compare_trees,
7504 upper_bound_in_type, lower_bound_in_type,
7505 can_count_iv_in_wider_type_bound): Use buildN instead of build. Use
7506 fold_convert or build_int_cst_type instead of convert. Use (non)zero_p
7507 instead of integer_(non)zerop.
7509 2004-10-01 Jakub Jelinek <jakub@redhat.com>
7512 2004-09-29 Jakub Jelinek <jakub@redhat.com>
7514 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
7515 and TI_VA_LIST_FPR_COUNTER_FIELD.
7516 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
7517 * tree-pass.h (pass_stdarg): Add.
7518 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
7519 * tree-stdarg.c: New file.
7520 * Makefile.in (OBJS-common): Add tree-stdarg.o.
7521 (tree-stdarg.o): Add dependencies.
7522 * function.h (struct function): Add va_list_gpr_size and
7523 va_list_fpr_size fields.
7524 * function.c (allocate_struct_function): Initialize them.
7526 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
7527 va_list_{g,f}pr_counter_field.
7528 (ix86_setup_incoming_varargs): Don't do anything if reg_save
7529 area will not be used. Only save registers that tree-stdarg.c
7530 detected they need saving.
7531 (ix86_va_start): Don't set up fields that won't be used.
7533 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
7534 va_list_{g,f}pr_counter_field.
7535 (setup_incoming_varargs): Don't do anything if reg_save
7536 area will not be used. Only save registers that tree-stdarg.c
7537 detected they need saving.
7538 (rs6000_va_start): Don't set up fields that won't be used.
7540 2004-09-30 Eric Christopher <echristo@redhat.com>
7542 * dwarf2.h (dwarf_calling_convention): Add enum for renesas
7544 * dwarf2out.c (add_calling_convention_attribute): New function.
7545 (gen_subroutine_type_die): Use.
7546 * target-def.h (TARGET_DWARF_CALLING_CONVENTION): New hook.
7547 * target.h (gcc_target): Add dwarf_calling_convention.
7548 * hooks.c (hook_int_tree_0): New function.
7549 * hooks.h: Prototype.
7550 * config/sh/sh.c: Include dwarf2.h.
7551 (sh_dwarf_calling_convention): New function.
7552 (TARGET_DWARF_CALLING_CONVENTION): Use.
7553 * doc/tm.texi (TARGET_DWARF_CALLING_CONVENTION): Document.
7555 2004-09-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7557 * builtins.c (expand_builtin_strstr, expand_builtin_strchr,
7558 expand_builtin_strrchr, expand_builtin_strpbrk,
7559 expand_builtin_strncat, expand_builtin_strspn,
7560 expand_builtin_strcspn, expand_builtin_fputs): Eliminate duplicate
7563 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
7565 * config/s390/s390-protos.h (s390_expand_logical_operator): Add
7567 (s390_logical_operator_ok_p): Likewise.
7568 * config/s390/s390.c (s390_expand_logical_operator): New function.
7569 (s390_logical_operator_ok_p): Likewise.
7570 * config/s390/s390.md ("anddi3"): New expander.
7571 ("*anddi3"): Rename from old anddi3 pattern, add Q->Q alternative.
7572 ("*anddi3_ss", "*anddi3_ss_inv"): Remove.
7573 ("andsi3"): Use s390_expand_logical_operator.
7574 ("*andsi3_esa", "*andsi3_zarch"): Add Q->Q alternative.
7575 ("*andsi3_ss", "*andsi3_ss_inv"): Remove.
7576 ("andhi3"): New expander.
7577 ("*andhi3_zarch", "*andhi3_esa"): New patterns.
7578 ("andhi3", "*andhi3_ni", "*andhi3_ss", "*andhi3_ss_inv"): Remove.
7579 ("andqi3"): New expander.
7580 ("*andqi3_zarch", "*andqi3_esa"): New patterns.
7581 ("andqi3", "*andqi3_ni", "*andqi3_ss", "*andqi3_ss_inv"): Remove.
7582 ("iordi3"): New expander.
7583 ("*iordi3"): Rename from old iordi3 pattern, add Q->Q alternative.
7584 ("*iordi3_ss", "*iordi3_ss_inv"): Remove.
7585 ("iorsi3"): Use s390_expand_logical_operator.
7586 ("*iorsi3_esa", "*iorsi3_zarch"): Add Q->Q alternative.
7587 ("*iorsi3_ss", "*iorsi3_ss_inv"): Remove.
7588 ("iorhi3"): New expiorer.
7589 ("*iorhi3_zarch", "*iorhi3_esa"): New patterns.
7590 ("iorhi3", "*iorhi3_ni", "*iorhi3_ss", "*iorhi3_ss_inv"): Remove.
7591 ("iorqi3"): New expiorer.
7592 ("*iorqi3_zarch", "*iorqi3_esa"): New patterns.
7593 ("iorqi3", "*iorqi3_ni", "*iorqi3_ss", "*iorqi3_ss_inv"): Remove.
7594 ("xordi3"): New expander.
7595 ("*xordi3"): Rename from old xordi3 pattern, add Q->Q alternative.
7596 ("*xordi3_ss", "*xordi3_ss_inv"): Remove.
7597 ("xorsi3"): New expander.
7598 ("*xorsi3"): Rename from old xorsi3 pattern, add Q->Q alternative.
7599 ("*xorsi3_ss", "*xorsi3_ss_inv"): Remove.
7600 ("xorhi3"): New expander.
7601 ("*xorqi3"): Rename from old xorhi3 pattern, add Q->Q alternative.
7602 ("*xorhi3_ss", "*xorhi3_ss_inv"): Remove.
7603 ("xorqi3"): New expander.
7604 ("*xorqi3"): Rename from old xorqi3 pattern, add Q->Q alternative.
7605 ("*xorqi3_ss", "*xorqi3_ss_inv"): Remove.
7607 2004-09-30 Roger Sayle <roger@eyesopen.com>
7609 * combine.c (force_to_mode) <NE_EXPR>: Only convert the expression
7610 (AND (NE FOO 0) CONST) into (AND FOO CONST) if FOO has the same
7611 machine mode as the result.
7613 2004-09-30 Ben Elliston <bje@au.ibm.com>
7616 * lcm.c (optimize_mode_switching): Update to use EDGE_SUCC and
7617 FOR_EACH_EDGE macros.
7619 2004-09-30 Joseph S. Myers <jsm@polyomino.org.uk>
7621 * c-tree.h (readonly_error): Remove.
7622 * c-typeck (enum lvalue_use): New.
7623 (lvalue_or_else, readonly_error): Use it. All callers changed.
7624 (readonly_error): Make static.
7626 2004-09-30 Jan Hubicka <jh@suse.cz>
7629 * cfgrtl.c (try_redirect_by_replacing_jump,
7630 force_nonfallthru_and_redirect, commit_one_edge_insertion,
7631 cfg_layout_merge_blocks): Do not attach any line number information
7632 to newly inserted instructions.
7633 * emit-rtl.c (emit_insn*_before, emit_insn*_after): Rename to
7635 (emit_*insn_before, emit_insn*_after): New.
7636 (emit_*insn_before_setloc, emit_*insn_after_setloc): Do not overwrite
7638 * rtl.h (emit_*insn_before_noloc, emit_*insn_after_noloc): Declare.
7639 (emit_*insn_before_sameloc, emit_*insn_after_sameloc): Kill.
7641 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
7643 * config/s390/s390-protos.h (s390_arg_frame_offset): Remove.
7644 (s390_return_address_offset): Remove.
7645 (s390_can_eliminate): Add prototype.
7646 (s390_initial_elimination_offset): Add prototype.
7647 * config/s390/s390.h (CAN_ELIMINATE): Call s390_can_eliminate.
7648 (INITIAL_ELIMINATION_OFFSET): Call s390_initial_elimination_offset.
7649 * config/s390/s390.c (s390_arg_frame_offset): Remove.
7650 (s390_return_address_offset): Remove.
7651 (s390_can_eliminate, s390_initial_elimination_offset): New functions.
7652 (struct machine_function): New member split_branches_pending_p.
7653 (s390_mainpool_start): Allow nonexistant pool insn for empty pool.
7654 (s390_mainpool_finish): Likewise. Clear base_reg if pool empty.
7655 (s390_optimize_prologue): Remove base_used argument. Call
7656 s390_update_frame_layout instead of s390_register_info. Handle
7657 prologue/epilogue insns that touch only RETURN_REGNUM.
7658 (s390_reorg): Remove base_used. Clear split_branches_pending_p.
7659 (s390_register_info): Remove base_used and return_addr_used
7660 arguments, compute special register usage inline. Return live
7661 register data to caller.
7662 (s390_frame_info): Remove arguments, do not call s390_register_info.
7663 (s390_init_frame_layout): New function.
7664 (s390_update_frame_layout): Likewise.
7665 (s390_emit_prologue): Call s390_update_frame_layout; some code
7666 move to there. Do not emit pool placeholder insn if unnecessary.
7668 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
7670 * config/s390/s390.c (legitimate_reload_constant_p): Remove
7671 floating point constant workaround.
7672 (s390_secondary_input_reload_class): Handle PLUS reloads
7673 with too-large constant.
7674 (s390_expand_plus_operand): Likewise.
7675 * config/s390/s390.md ("movdi"): Do not call force_const_mem.
7676 ("movsi"): Likewise. Also, remove workaround for non-general
7678 ("movdf"): Do not call force_const_mem.
7679 ("movsf"): Likewise. Merge expander with *movsf insn.
7680 ("*movsf"): Remove, merge with movsf expander.
7682 2004-09-30 Paul Brook <paul@codesourcery.com>
7684 * config/arm/symbian.h (STARTFILE_SPEC): Remove crt*.o.
7685 (ENDFILE_SPEC): Define.
7686 * config/arm/t-symbian.h (EXTRA_MULTILIB_PARTS): Set.
7688 2004-09-30 Richard Henderson <rth@redhat.com>
7690 * config/alpha/qrnnd.asm: Mark for noexecstack.
7692 2004-09-30 Kazu Hirata <kazu@cs.umass.edu>
7694 * protoize.c, tree-cfg.c: Fix comment typos.
7696 2004-09-30 Joseph S. Myers <jsm@polyomino.org.uk>
7699 * c-typeck.c (lvalue_or_else): Pass msgid directly to error.
7701 2004-09-30 Diego Novillo <dnovillo@redhat.com>
7703 * tree-ssa-alias.c (collect_points_to_info_r): Move analysis of
7705 (add_pointed_to_expr): ... here.
7706 Call add_pointed_to_expr for variables with DECL_INITIAL set.
7707 * tree-dfa.c (add_referenced_var): Scan DECL_INITIAL of any
7708 pointer variable, if set.
7710 2004-09-30 Kazu Hirata <kazu@cs.umass.edu>
7712 * config/sh/sh.c: Follow spelling conventions.
7714 2004-09-29 Richard Henderson <rth@redhat.com>
7716 * unwind-dw2.c (_Unwind_GetGR): Honor DWARF_ZERO_REG.
7717 * doc/tm.texi (DWARF_ZERO_REG): New.
7719 * config/alpha/alpha.c (alpha_sa_mask, alpha_expand_prologue,
7720 alpha_expand_epilogue): Revert 2003-09-30 change to store zero.
7721 * config/alpha/alpha.h (DWARF_ZERO_REG): New.
7723 2004-09-29 Ulrich Weigand <uweigand@de.ibm.com>
7725 * builtins.c (expand_builtin_strlen): Do not call emit_move_insn
7726 with a PLUS as source operand.
7727 (expand_movstr): Likewise.
7728 (expand_builtin_stpcpy): Likewise.
7730 2004-09-29 Richard Henderson <rth@redhat.com>
7733 * tree-gimple.c (is_gimple_reg): Reject hard registers.
7734 (is_gimple_asm_val): New.
7735 * tree-gimple.h (is_gimple_asm_val): Declare.
7736 * gimplify.c (gimplify_asm_expr): Use it.
7737 * tree-pretty-print.c (print_declaration): Dump hard regs.
7738 * tree-outof-ssa.c (check_replaceable): Don't check for hard regs.
7739 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
7740 * tree-ssa-pre.c (is_undefined_value): Likewise.
7741 * tree-ssa-copy.c (may_propagate_copy): Likewise.
7742 (may_propagate_copy_into_asm): Protect DECL_HARD_REGISTER.
7743 * tree-ssa.c (warn_uninit): Likewise.
7744 * tree.h (DECL_HARD_REGISTER): Check for VAR_DECL.
7746 2004-09-29 Fariborz Jahanian <fjahanian@apple.com>
7748 * c-decl.c (merge_decls): Use comptype when comparing
7749 types to decide on DECL_SIZE save of olddecl.
7751 2004-09-29 Daniel Berlin <dberlin@dberlin.org>
7753 * tree.h (INDIRECT_REF_P): New macro.
7754 * alias.c (get_alias_set): Use it
7755 (nonoverlapping_memrefs_p): Ditto.
7756 * emit-rtl.c (mem_expr_equal_p): Ditto.
7757 (set_mem_attributes_minus_bitpos): Ditto.
7758 (is_gimple_addressable): Ditto.
7759 (get_base_address): Ditto.
7760 * tree-ssa-alias.c (find_ptr_derefernece): Ditto.
7761 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Ditto.
7762 * tree-ssa-dom.c (record_equivalences_from_stmt): Ditto.
7763 * tree-ssa-loop-im.c (is_call_clobbered_ref): Ditto.
7764 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Ditto.
7765 (add_address_candidates): Ditto.
7766 (rewrite_address_base): Ditto.
7768 2004-09-30 Ben Elliston <bje@au.ibm.com>
7770 * tree-flow.h (struct bb_ann_d): Remove num_preds member.
7771 * tree-into-ssa.c (rewrite_into_ssa): Don't set it.
7772 (rewrite_ssa_into_ssa): Likewise.
7773 * tree-phinodes.c (create_phi_node): Access the number of
7774 predecessor edges using EDGE_COUNT() and not num_preds.
7776 2004-09-29 Joseph S. Myers <jsm@polyomino.org.uk>
7779 * c-decl.c (merge_decls): Merge TREE_DEPRECATED.
7781 2004-09-29 Eric Christopher <echristo@redhat.com>
7783 * fold-const.c (tree_swap_operands_p): Remove duplicated code.
7785 2004-09-29 Hans-Peter Nilsson <hp@axis.com>
7787 * config/cris/cris.md (moverside, movemside): With MEM, make sure
7788 the address is (plus reg mem).
7790 2004-09-29 David Edelsohn <edelsohn@gnu.org>
7792 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Define.
7794 2004-09-29 Nathan Sidwell <nathan@codesourcery.com>
7796 * tree.c (make_node_stat): Fix uninitialized warning. Replace
7797 cascaded if ... else if with a switch.
7799 2004-09-29 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7801 * read-rtl.c (apply_macro_to_string): Replace index with strchr.
7803 2004-09-29 Jakub Jelinek <jakub@redhat.com>
7805 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
7806 and TI_VA_LIST_FPR_COUNTER_FIELD.
7807 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
7808 * tree-pass.h (pass_stdarg): Add.
7809 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
7810 * tree-stdarg.c: New file.
7811 * Makefile.in (OBJS-common): Add tree-stdarg.o.
7812 (tree-stdarg.o): Add dependencies.
7813 * function.h (struct function): Add va_list_gpr_size and
7814 va_list_fpr_size fields.
7815 * function.c (allocate_struct_function): Initialize them.
7817 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
7818 va_list_{g,f}pr_counter_field.
7819 (ix86_setup_incoming_varargs): Don't do anything if reg_save
7820 area will not be used. Only save registers that tree-stdarg.c
7821 detected they need saving.
7822 (ix86_va_start): Don't set up fields that won't be used.
7824 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
7825 va_list_{g,f}pr_counter_field.
7826 (setup_incoming_varargs): Don't do anything if reg_save
7827 area will not be used. Only save registers that tree-stdarg.c
7828 detected they need saving.
7829 (rs6000_va_start): Don't set up fields that won't be used.
7831 2004-09-29 Jakub Jelinek <jakub@redhat.com>
7833 * builtins.def (BUILT_IN_FPUTC, BUILT_IN_FPUTC_UNLOCKED,
7834 BUILT_IN_FPUTS, BUILT_IN_FPUTS_UNLOCKED, BUILT_IN_FWRITE,
7835 BUILT_IN_FWRITE_UNLOCKED, BUILT_IN_PUTCHAR, BUILT_IN_PUTCHAR_UNLOCKED,
7836 BUILT_IN_PUTS, BUILT_IN_PUTS_UNLOCKED): Remove nothrow attribute.
7837 * builtin-attrs.def (ATTR_NONNULL_1, ATTR_NONNULL_2, ATTR_NONNULL_1_2,
7838 ATTR_NONNULL_1_4): New.
7840 2004-09-29 Jakub Jelinek <jakub@redhat.com>
7842 PR tree-optimization/17697
7843 * tree-ssa-ccp.c (execute_fold_all_builtins): Update eh and cleanup
7846 2004-09-28 Per Bothner <per@bothner.com>
7848 * profile.c (branch_prob): Pass correct value to output_location,
7849 even when USE_MAPPED_LOCATION. Fixes bug from 09-11.
7851 2004-09-28 Richard Henderson <rth@redhat.com>
7854 * tree-ssa-copy.c (may_propagate_copy_into_asm): New.
7855 * tree-flow.h (may_propagate_copy_into_asm): Declare.
7856 * tree-ssa-ccp.c (replace_uses_in): Use it.
7857 * tree-ssa-dom.c (cprop_operand): Likewise.
7859 2004-09-28 Jeff Law <law@redhat.com>
7861 * tree-ssa-threadupdate.c (create_block_for_threading): Request
7862 that no outgoing edges be left in the duplicate block. Do no
7863 update information on outgoing edges or PHI nodes in target
7865 (remove_ctrl_stmt_and_useless_edges): Renamed from
7866 remove_last_stmt_and_useless_edges. Handle case where the
7867 block is empty or has no control statements. Do not update edge
7869 (thread_block): Create a template block rather than copying the
7870 original block every time. Create outgoing edges from the
7871 duplicate blocks and update PHIs at the target of the outgoing
7872 edges here. Fix edge flags for the original block if necessary.
7873 * cfghooks (duplicate_block): No longer assert that the original
7874 block has incoming edges.
7876 2004-09-29 Hans-Peter Nilsson <hp@bitrange.com>
7878 * doc/extend.texi (Extended Asm): Add blurb about using Explicit
7879 Reg Vars to enforce register allocation with general constraints.
7880 (Explicit Reg Vars): Clarify relation to asm statements.
7881 (Local Reg Vars): Similar.
7883 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
7885 * sched-rgn.c (haifa_edge, edge_table, NEXT_IN, NEXT_OUT, FROM_BLOCK,
7886 TO_BLOCK, nr_edges, in_edges, out_edges, IN_EDGES, OUT_EDGES,
7887 build_control_flow, new_edge): Remove.
7888 (schedule_insns): Remove edge_table/in_edges/out_edges cleanup.
7889 (bitlst, bitlst_table_last, bitlst_table): Remove.
7890 (bblst): Store basic_block pointer instead of block index.
7891 (bblst_table): Likewise.
7892 (edgelst): Store edge pointer instead of edge index.
7893 (edgelst_table, edgelst_last): New variables.
7894 (extract_bitlst): Rename to ...
7895 (extract_edgelst): ... this. Return edge pointers, not indices.
7896 (split_edges): Update call.
7897 (rgn_edges): Store edge pointers instead of indices.
7898 (edge_to_bit): Remove.
7899 (EDGE_TO_BIT): Store per-region edge index in edge->aux.
7900 (SET_EDGE_TO_BIT): New macro.
7901 (is_cfg_nonregular): Check for simple cases of unreachable blocks.
7902 (find_rgns): Remove edge_list parameter. Traverse standard CFG
7903 data structures instead of haifa_edge et al. Use edge pointers
7904 instead of edge indices everywhere.
7905 (compute_dom_prob_ps): Use standard CFG data structures. Account
7907 (compute_trg_info): Likewise.
7908 (propagate_deps): Likewise.
7909 (debug_candidate): Account for bblst data structure change.
7910 (check_live_1, update_live_1, is_pfree): Likewise.
7911 (IS_REACHABLE): Use standard CFG data structures.
7912 (init_ready_list): Update bblst_table/edgelst_table allocation.
7913 (schedule_region): Update alloc/cleanup code to data structure
7914 changes. Use edge->aux to store per-region edge index.
7915 (init_regions): No longer call build_control_flow. Do not
7916 create edge list any more.
7918 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
7920 * cse.c (cse_insn): Avoid creating direct non-local jumps.
7921 * combine.c (can_combine_p): Likewise.
7922 * local-alloc. (update_equiv_regs): Likewise.
7924 2004-09-28 Richard Henderson <rth@redhat.com>
7927 * expr.c (expand_expr_addr_expr_1): Only assemble_external for decls.
7928 Don't check VOIDmode here. Force PLUS operands to common type.
7929 (expand_expr_addr_expr): Do VOIDmode check earlier. Force use of
7930 Pmode if given a non pointer type.
7932 2004-09-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7935 * optabs.c (expand_binop): Force constants to the correct mode.
7937 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
7939 * config/s390/s390.c (s390_adjust_cost): Remove.
7940 (TARGET_SCHED_ADJUST_COST): Do not redefine.
7941 (s390_adjust_priority): Handle TYPE_STM like TYPE_STORE.
7942 * config/s390/s390.md ("main_pool"): Use "larl" type
7943 attribute if TARGET_CPU_ZARCH.
7945 2004-09-28 Jakub Jelinek <jakub@redhat.com>
7947 * config/ia64/ia64.c (ia64_expand_prologue): Declare ei
7950 2004-09-28 Diego Novillo <dnovillo@redhat.com>
7952 * tree-ssa-loop.c (pass_record_bounds): Do not assign a
7955 2004-09-28 Steven Bosscher <stevenb@suse.de>
7957 * common.opt (flag_gcse_sm): Disable by default.
7958 (flag_gcse_las): Likewise.
7959 (flag_web): Likewise. Create from this file.
7960 * flags.h: Remove flag_web declaration.
7961 * toplev.c (flag_web): Likewise.
7962 (process_options): Never set flag_web.
7964 2004-09-28 Steven Bosscher <stevenb@suse.de>
7966 * Makefile.in (tree-ssa-propagate.o): Depend on vec.h.
7967 * tree-ssa-propagate.c: Include vec.h.
7968 (interesting_ssa_edges, varying_ssa_edges): Make these VECs
7970 (cfg_blocks_add): Assert the block is not already in the worklist.
7971 Update uses of interesting_ssa_edges and varying_ssa_edges.
7972 (process_ssa_edge_worklist, ssa_prop_init, ssa_prop_fini,
7973 ssa_propagate): Likewise.
7975 2004-09-28 Joseph S. Myers <jsm@polyomino.org.uk>
7978 * c-decl.c (start_decl): Check for initializing incomplete array
7980 (build_compound_literal): Check for TYPE being error_mark_node.
7981 * c-parse.in (primary): Check for VLA compound literals.
7983 2004-09-28 Diego Novillo <dnovillo@redhat.com>
7985 * tree-ssa-live.c (calculate_live_on_entry): Fix warnings
7986 with --disable-checking.
7988 2004-09-28 Devang Patel <dpatel@apple.com>
7990 * tree-pretty-print.c (dump_generic_node): Print vector types.
7992 2004-09-28 Nick Clifton <nickc@redhat.com>
7994 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Replace with an
7995 invocation of the function sh_init_cumulative_args.
7996 (INIT_CUMULATIVE_LIBCALL_ARGS): Likewise.
7997 (INIT_CUMULATIVE_INCOMING_ARGS): Delete.
7998 * config/sh/sh-protos.h: Prototype sh_init_cumulative_args.
7999 * config/sh/sh.c (sh_init_cumulative_args): New function based
8000 on the contents of the old INIT_CUMULATIVE_ARGS macro but with a
8001 heuristic added to determine the setting of force_mem when a
8002 library function is being called.
8004 2004-09-28 Diego Novillo <dnovillo@redhat.com>
8006 * tree-ssa-loop-im.c (single_reachable_address) <PHI_NODE>:
8007 Skip constant arguments.
8009 2004-09-28 Diego Novillo <dnovillo@redhat.com>
8011 * tree-ssa-alias.c (create_name_tags): If PTR points to a
8012 volatile type, mark the tag volatile.
8013 (get_tmt_for): If TAG_TYPE is a volatile type, mark the tag
8016 2004-09-28 Andrew Pinski <pinskia@physics.uc.edu>
8018 * tree.def (vec_cond_expr): Fix. Change 'e'
8021 2004-09-28 Kazu Hirata <kazu@cs.umass.edu>
8023 * basic-block.h: Fix a comment typo.
8025 2004-09-28 Kazu Hirata <kazu@cs.umass.edu>
8027 * optabs.c, optabs.h: Fix comment typos.
8029 2004-09-28 Eric Botcazou <ebotcazou@act-europe.fr>
8031 * config/sparc/sparc.md (call_address_struct_value_sp32):
8032 Properly mask the immediate field of the 'unimp' instruction.
8033 (call_symbolic_struct_value_sp32): Likewise.
8035 2004-09-28 Ben Elliston <bje@au.ibm.com>
8036 Steven Bosscher <stevenb@suse.de>
8037 Andrew Pinski <pinskia@physics.uc.edu>
8039 Merge from edge-vector-branch:
8040 * basic-block.h: Include vec.h, errors.h. Instantiate a VEC(edge).
8041 (struct edge_def): Remove pred_next, succ_next members.
8042 (struct basic_block_def): Remove pred, succ members. Add preds
8043 and succs members of type VEC(edge).
8044 (FALLTHRU_EDGE): Redefine using EDGE_SUCC.
8045 (BRANCH_EDGE): Likewise.
8046 (EDGE_CRITICAL_P): Redefine using EDGE_COUNT.
8047 (EDGE_COUNT, EDGE_I, EDGE_PRED, EDGE_SUCC): New.
8048 (edge_iterator): New.
8049 (ei_start, ei_last, ei_end_p, ei_one_before_end_p): New.
8050 (ei_next, ei_prev, ei_edge, ei_safe_edge): Likewise.
8051 (FOR_EACH_EDGE): New.
8052 * bb-reorder.c (find_traces): Use FOR_EACH_EDGE and EDGE_* macros
8054 (rotate_loop): Likewise.
8055 (find_traces_1_route): Likewise.
8056 (bb_to_key): Likewise.
8057 (connect_traces): Likewise.
8058 (copy_bb_p): Likewise.
8059 (find_rarely_executed_basic_blocks_and_crossing_edges): Likewise.
8060 (add_labels_and_missing_jumps): Likewise.
8061 (fix_up_fall_thru_edges): Likewise.
8062 (find_jump_block): Likewise.
8063 (fix_crossing_conditional_branches): Likewise.
8064 (fix_crossing_unconditional_branches): Likewise.
8065 (add_reg_crossing_jump_notes): Likewise.
8066 * bt-load.c (augment_live_range): Likewise.
8067 * cfg.c (clear_edges): Likewise.
8068 (unchecked_make_edge): Likewise.
8069 (cached_make_edge): Likewise.
8070 (make_single_succ_edge): Likewise.
8071 (remove_edge): Likewise.
8072 (redirect_edge_succ_nodup): Likewise.
8073 (check_bb_profile): Likewise.
8074 (dump_flow_info): Likewise.
8075 (alloc_aux_for_edges): Likewise.
8076 (clear_aux_for_edges): Likewise.
8077 (dump_cfg_bb_info): Likewise.
8078 * cfganal.c (forwarder_block_p): Likewise.
8079 (can_fallthru): Likewise.
8080 (could_fall_through): Likewise.
8081 (mark_dfs_back_edges): Likewise.
8082 (set_edge_can_fallthru_flag): Likewise.
8083 (find_unreachable_blocks): Likewise.
8084 (create_edge_list): Likewise.
8085 (verify_edge_list): Likewise.
8086 (add_noreturn_fake_exit_edges): Likewise.
8087 (connect_infinite_loops_to_exit): Likewise.
8088 (flow_reverse_top_sort_order_compute): Likewise.
8089 (flow_depth_first_order_compute): Likewise.
8090 (flow_preorder_transversal_compute): Likewise.
8091 (flow_dfs_compute_reverse_execute): Likewise.
8092 (dfs_enumerate_from): Likewise.
8093 (compute_dominance_frontiers_1): Likewise.
8094 * cfgbuild.c (make_edges): Likewise.
8095 (compute_outgoing_frequencies): Likewise.
8096 (find_many_sub_basic_blocks): Likewise.
8097 (find_sub_basic_blocks): Likewise.
8098 * cfgcleanup.c (try_simplify_condjump): Likewise.
8099 (thread_jump): Likewise.
8100 (try_forward_edges): Likewise.
8101 (merge_blocks_move): Likewise.
8102 (outgoing_edges_match): Likewise.
8103 (try_crossjump_to_edge): Likewise.
8104 (try_crossjump_bb): Likewise.
8105 (try_optimize_cfg): Likewise.
8106 (merge_seq_blocks): Likewise.
8107 * cfgexpand.c (expand_gimple_tailcall): Likewise.
8108 (expand_gimple_basic_block): Likewise.
8109 (construct_init_block): Likewise.
8110 (construct_exit_block): Likewise.
8111 * cfghooks.c (verify_flow_info): Likewise.
8112 (dump_bb): Likewise.
8113 (delete_basic_block): Likewise.
8114 (split_edge): Likewise.
8115 (merge_blocks): Likewise.
8116 (make_forwarder_block): Likewise.
8117 (tidy_fallthru_edges): Likewise.
8118 (can_duplicate_block_p): Likewise.
8119 (duplicate_block): Likewise.
8120 * cfglayout.c (fixup_reorder_chain): Likewise.
8121 (fixup_fallthru_exit_predecessor): Likewise.
8122 (can_copy_bbs_p): Likewise.
8123 (copy_bbs): Likewise.
8124 * cfgloop.c (flow_loops_cfg_dump): Likewise.
8125 (flow_loop_entry_edges_find): Likewise.
8126 (flow_loop_exit_edges_find): Likewise.
8127 (flow_loop_nodes_find): Likewise.
8128 (mark_single_exit_loops): Likewise.
8129 (flow_loop_pre_header_scan): Likewise.
8130 (flow_loop_pre_header_find): Likewise.
8131 (update_latch_info): Likewise.
8132 (canonicalize_loop_headers): Likewise.
8133 (flow_loops_find): Likewise.
8134 (get_loop_body_in_bfs_order): Likewise.
8135 (get_loop_exit_edges): Likewise.
8136 (num_loop_branches): Likewise.
8137 (verify_loop_structure): Likewise.
8138 (loop_latch_edge): Likewise.
8139 (loop_preheader_edge): Likewise.
8140 * cfgloopanal.c (mark_irreducible_loops): Likewise.
8141 (expected_loop_iterations): Likewise.
8142 * cfgloopmanip.c (remove_bbs): Likewise.
8143 (fix_bb_placement): Likewise.
8144 (fix_irreducible_loops): Likewise.
8145 (remove_path): Likewise.
8146 (scale_bbs_frequencies): Likewise.
8147 (loopify): Likewise.
8149 (fix_loop_placement): Likewise.
8150 (loop_delete_branch_edge): Likewise.
8151 (duplicate_loop_to_header_edge): Likewise.
8152 (mfb_keep_just): Likewise.
8153 (create_preheader): Likewise.
8154 (force_single_succ_latches): Likewise.
8155 (loop_split_edge_with): Likewise.
8156 (create_loop_notes): Likewise.
8157 * cfgrtl.c (rtl_split_block): Likewise.
8158 (rtl_merge_blocks): Likewise.
8159 (rtl_can_merge_blocks): Likewise.
8160 (try_redirect_by_replacing_jump): Likewise.
8161 (force_nonfallthru_and_redirect): Likewise.
8162 (rtl_tidy_fallthru_edge): Likewise.
8163 (commit_one_edge_insertion): Likewise.
8164 (commit_edge_insertions): Likewise.
8165 (commit_edge_insertions_watch_calls): Likewise.
8166 (rtl_verify_flow_info_1): Likewise.
8167 (rtl_verify_flow_info): Likewise.
8168 (purge_dead_edges): Likewise.
8169 (cfg_layout_redirect_edge_and_branch): Likewise.
8170 (cfg_layout_can_merge_blocks_p): Likewise.
8171 (rtl_flow_call_edges_add): Likewise.
8172 * cse.c (cse_cc_succs): Likewise.
8173 * df.c (hybrid_search): Likewise.
8174 * dominance.c (calc_dfs_tree_nonrec): Likewise.
8175 (calc_dfs_tree): Likewise.
8176 (calc_idoms): Likewise.
8177 (recount_dominator): Likewise.
8178 * domwalk.c (walk_dominator_tree): Likewise.
8179 * except.c (emit_to_new_bb_before): Likewise.
8180 (connect_post_landing_pads): Likewise.
8181 (sjlj_emit_function_enter): Likewise.
8182 (sjlj_emit_function_exit): Likewise.
8183 (finish_eh_generation): Likewise.
8184 * final.c (compute_alignments): Likewise.
8185 * flow.c (calculate_global_regs_live): Likewise.
8186 (initialize_uninitialized_subregs): Likewise.
8187 (init_propagate_block_info): Likewise.
8188 * function.c (thread_prologue_and_epilogue_insns): Likewise.
8189 * gcse.c (find_implicit_sets): Likewise.
8190 (bypass_block): Likewise.
8191 (bypass_conditional_jumps): Likewise.
8192 (compute_pre_data): Likewise.
8193 (insert_insn_end_bb): Likewise.
8194 (insert_store): Likewise.
8195 (remove_reachable_equiv_notes): Likewise.
8196 * global.c (global_conflicts): Likewise.
8197 (calculate_reg_pav): Likewise.
8198 * graph.c (print_rtl_graph_with_bb): Likewise.
8199 * ifcvt.c (mark_loop_exit_edges): Likewise.
8200 (merge_if_block): Likewise.
8201 (find_if_header): Likewise.
8202 (block_jumps_and_fallthru_p): Likewise.
8203 (find_if_block): Likewise.
8204 (find_cond_trap): Likewise.
8205 (block_has_only_trap): Likewise.
8206 (find_if_case1): Likewise.
8207 (find_if_case_2): Likewise.
8208 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Likewise.
8209 (perfect_nestify): Likewise.
8210 * lcm.c (compute_antinout_edge): Likewise.
8211 (compute_laterin): Likewise.
8212 (compute_available): Likewise.
8213 (compute_nearerout): Likewise.
8214 * loop-doloop.c (doloop_modify): Likewise.
8215 * loop-init.c (loop_optimizer_init): Likewise.
8216 * loop-invariant.c (find_exits): Likewise.
8217 * loop-iv.c (simplify_using_initial_values): Likewise.
8218 (check_simple_exit): Likewise.
8219 (find_simple_exit): Likewise.
8220 * loop-unroll.c (peel_loop_completely): Likewise.
8221 (unroll_loop_constant_iterations): Likewise.
8222 (unroll_loop_runtime_iterations): Likewise.
8223 * loop-unswitch.c (may_unswitch_on): Likewise.
8224 (unswitch_loop): Likewise.
8225 * modulo-sched.c (generate_prolog_epilog): Likewise.
8226 (sms_schedule): Likewise.
8227 * postreload-gcse.c (eliminate_partially_redundant_load):
8229 * predict.c (can_predict_insn_p): Likewise.
8230 (set_even_probabilities): Likewise.
8231 (combine_predictions_for_bb): Likewise.
8232 (predict_loops): Likewise.
8233 (estimate_probability): Likewise.
8234 (tree_predict_by_opcode): Likewise.
8235 (tree_estimate_probability): Likewise.
8236 (last_basic_block_p): Likewise.
8237 (propagate_freq): Likewise.
8238 (estimate_loops_at_level): Likewise.
8239 (estimate_bb_frequencies): Likewise.
8240 * profile.c (instrument_edges): Likewise.
8241 (get_exec_counts): Likewise.
8242 (compute_branch_probabilities): Likewise.
8243 (branch_prob): Likewise.
8244 * ra-build.c (live_in): Likewise.
8245 * ra-rewrite.c (rewrite_program2): Likewise.
8246 * ra.c (reg_alloc): Likewise.
8247 * reg-stack.c (reg_to_stack): Likewise.
8248 (convert_regs_entry): Likewise.
8249 (compensate_edge): Likewise.
8250 (convert_regs_1): Likewise,
8251 (convert_regs_2): Likewise.
8252 (convert_regs): Likewise.
8253 * regrename.c (copyprop_hardreg_forward): Likewise.
8254 * reload1.c (fixup_abnormal_edges): Likewise.
8255 * sbitmap.c (sbitmap_intersection_of_succs): Likewise.
8256 (sbitmap_insersection_of_preds): Likewise.
8257 (sbitmap_union_of_succs): Likewise.
8258 (sbitmap_union_of_preds): Likewise.
8259 * sched-ebb.c (compute_jump_reg_dependencies): Likewise.
8260 (fix_basic_block_boundaries): Likewise.
8261 (sched_ebbs): Likewise.
8262 * sched-rgn.c (build_control_flow): Likewise.
8263 (find_rgns): Likewise.
8264 * tracer.c (find_best_successor): Likewise.
8265 (find_best_predecessor): Likewise.
8266 (tail_duplicate): Likewise.
8267 * tree-cfg.c (make_edges): Likewise.
8268 (make_ctrl_stmt_edges): Likewise.
8269 (make_goto_expr_edges): Likewise.
8270 (tree_can_merge_blocks_p): Likewise.
8271 (tree_merge_blocks): Likewise.
8272 (cfg_remove_useless_stmts_bb): Likewise.
8273 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
8274 (tree_block_forwards_to): Likewise.
8275 (cleanup_control_expr_graph): Likewise.
8276 (find_taken_edge): Likewise.
8277 (dump_cfg_stats): Likewise.
8278 (tree_cfg2vcg): Likewise.
8279 (disband_implicit_edges): Likewise.
8280 (tree_find_edge_insert_loc): Likewise.
8281 (bsi_commit_edge_inserts): Likewise.
8282 (tree_split_edge): Likewise.
8283 (tree_verify_flow_info): Likewise.
8284 (tree_make_forwarder_block): Likewise.
8285 (tree_forwarder_block_p): Likewise.
8286 (thread_jumps): Likewise.
8287 (tree_try_redirect_by_replacing_jump): Likewise.
8288 (tree_split_block): Likewise.
8289 (add_phi_args_after_copy_bb): Likewise.
8290 (rewrite_to_new_ssa_names_bb): Likewise.
8291 (dump_function_to_file): Likewise.
8292 (print_pred_bbs): Likewise.
8293 (print_loop): Likewise.
8294 (tree_flow_call_edges_add): Likewise.
8295 (split_critical_edges): Likewise.
8296 (execute_warn_function_return): Likewise.
8297 (extract_true_false_edges_from_block): Likewise.
8298 * tree-if-conv.c (tree_if_conversion): Likewise.
8299 (if_convertable_bb_p): Likewise.
8300 (find_phi_replacement_condition): Likewise.
8301 (combine_blocks): Likewise.
8302 * tree-into-ssa.c (compute_global_livein): Likewise.
8303 (ssa_mark_phi_uses): Likewise.
8304 (ssa_rewrite_initialize_block): Likewise.
8305 (rewrite_add_phi_arguments): Likewise.
8306 (ssa_rewrite_phi_arguments): Likewise.
8307 (insert_phi_nodes_for): Likewise.
8308 (rewrite_into_ssa): Likewise.
8309 (rewrite_ssa_into_ssa): Likewise.
8310 * tree-mudflap.c (mf_build_check_statement_for): Likewise.
8311 * tree-outof-ssa.c (coalesce_abnormal_edges): Likewise.
8312 (rewrite_trees): Likewise.
8313 * tree-pretty-print.c (dump_bb_header): Likewise.
8314 (dump_implicit_edges): Likewise.
8315 * tree-sra.c (insert_edge_copies): Likewise.
8316 (find_obviously_necessary_stmts): Likewise.
8317 (remove_data_stmt): Likewise.
8318 * tree-ssa-dom.c (thread_across_edge): Likewise.
8319 (dom_opt_finalize_block): Likewise.
8320 (single_incoming_edge_ignoring_loop_edges): Likewise.
8321 (record_equivalences_from_incoming_edges): Likewise.
8322 (cprop_into_successor_phis): Likewise.
8323 * tree-ssa-live.c (live_worklist): Likewise.
8324 (calculate_live_on_entry): Likewise.
8325 (calculate_live_on_exit): Likewise.
8326 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
8327 (copy_loop_headers): Likewise.
8328 * tree-ssa-loop-im.c (loop_commit_inserts): Likewise.
8329 (fill_always_executed_in): Likewise.
8330 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Likewise.
8331 * tree-ssa-loop-ivopts.c (find_interesting_uses): Likewise.
8332 (compute_phi_arg_on_exit): Likewise.
8333 * tree-ssa-loop-manip.c (add_exit_phis_edge): Likewise.
8334 (get_loops_exit): Likewise.
8335 (split_loop_exit_edge): Likewise.
8336 (ip_normal_pos): Likewise.
8337 * tree-ssa-loop-niter.c (simplify_using_initial_conditions):
8339 * tree-ssa-phiopt.c (candidate_bb_for_phi_optimization): Likewise.
8340 (replace_phi_with_stmt): Likewise.
8341 (value_replacement): Likewise.
8342 * tree-ssa-pre.c (compute_antic_aux): Likewise.
8343 (insert_aux): Likewise.
8344 (init_pre): Likewise.
8345 * tree-ssa-propagate.c (simulate_stmt): Likewise.
8346 (simulate_block): Likewise.
8347 (ssa_prop_init): Likewise.
8348 * tree-ssa-threadupdate.c (thread_block): Likewise.
8349 (create_block_for_threading): Likewise.
8350 (remove_last_stmt_and_useless_edges): Likewise.
8351 * tree-ssa.c (verify_phi_args): Likewise.
8352 (verify_ssa): Likewise.
8353 * tree_tailcall.c (independent_of_stmt_p): Likewise.
8354 (find_tail_calls): Likewise.
8355 (eliminate_tail_call): Likewise.
8356 (tree_optimize_tail_calls_1): Likewise.
8357 * tree-vectorizer.c (vect_transform_loop): Likewise.
8358 * var-tracking.c (prologue_stack_adjust): Likewise.
8359 (vt_stack_adjustments): Likewise.
8360 (vt_find_locations): Likewise.
8361 * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
8362 * config/i386/i386.c (ix86_pad_returns): Likewise.
8363 * config/ia64/ia64.c (ia64_expand_prologue): Likewise.
8364 * config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise.
8366 2004-09-28 Eric Botcazou <ebotcazou@libertysurf.fr>
8369 * config/sparc/sparc.c (struct machine_function): New field
8370 'leaf_function_p' and 'prologue_data_valid_p'.
8371 (sparc_leaf_function_p, sparc_prologue_data_valid_p): New macro
8372 to conveniently access the above fields.
8373 (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): Delete.
8374 (eligible_for_return_delay): Use 'sparc_leaf_function_p' instead
8375 of the generic flavor 'current_function_uses_only_leaf_regs'.
8376 (eligible_for_sibcall_delay): Likewise.
8377 (sparc_expand_prologue): Compute 'sparc_leaf_function_p' and set
8378 'sparc_prologue_data_valid_p'. Use 'sparc_leaf_function_p'.
8379 (sparc_asm_function_prologue): Add sanity check for the assumption
8380 made in 'sparc_expand_prologue'. Use 'sparc_leaf_function_p'.
8381 (sparc_can_use_return_insn_p): New function.
8382 (sparc_expand_epilogue): Use 'sparc_leaf_function_p'.
8383 (output_restore): Likewise.
8384 (output_sibcall): Likewise.
8385 (sparc_output_mi_thunk): Likewise.
8386 * config/sparc/sparc-protos.h (sparc_can_use_return_insn_p): Declare.
8387 * config/sparc/sparc.md (return): New expander.
8389 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Minor tweak.
8391 2004-09-27 Mark Mitchell <mark@codesourcery.com>
8394 * stor-layout.c (layout_decl): Use fold_convert, not convert.
8395 (bit_from_pos): Likewise.
8396 (byte_from_pos): Likewise.
8397 (pos_from_bit): Likewise.
8398 (normalize_offset): Likewise.
8399 (place_field): Likewise.
8400 (finalize_type_size): Likewise.
8401 (layout_type): Likewise.
8402 * tree.c (build_index_type): Likewise.
8404 2004-09-27 Devang Patel <dpatel@apple.com>
8406 * expr.c (expand_expr_real_1): Handle VEC_COND_EXPR.
8407 * genopinit.c (optabs): New entry for vcond_gen_code and
8409 * optabs.c (vcond_gen_code, vcondu_gen_code): New optabs.
8410 (get_rtx_code): New function.
8411 (vector_compare_rtx): New function.
8412 (init_optabs): Initialize vcond_gen_code and vcondu_gen_code.
8413 (expand_vec_cond_expr_p): New function.
8414 (expand_vec_cond_expr): New function.
8415 (get_vcond_icode): New function.
8416 * optabs.h (expand_vec_cond_expr, expand_vec_cond_expr_p): New externs.
8417 (vcond_gen_code, vcondu_gen_code): Same.
8419 2004-09-27 Kelley Cook <kcook@gcc.gnu.org>
8421 * Makefile.in (STAGESTUFF): Split into ...
8422 (STAGECOPYSTUFF, STAGEMOVESTUFF): ... these.
8423 (mostlyclean): Update.
8424 (stage1-start, stage2-start, stage3-start, stage4-start,
8425 stageprofile-start, stagefeedback-start): Copy the STAGECOPYSTUFF.
8426 Move the STAGEMOVESTUFF.
8428 2004-09-27 Eric Botcazou <ebotcazou@libertysurf.fr>
8430 * system.h (getpagesize): Return 'int' instead of 'long'.
8432 2004-09-27 Michael Matz <matz@suse.de>
8436 * bitmap.h (bmp_iter_single_init, bmp_iter_and_not_init,
8437 bmp_iter_and_init): Shift by bit_in_word.
8439 2004-09-27 Kelley Cook <kcook@gcc.gnu.org>
8441 * aclocal.m4: Quote m4_includes. Include ../config/gcc-lib-path.m4.
8442 * configure.ac: Don't sinclude it here.
8443 * configure: Regenerate.
8445 2004-09-27 Dorit Naishlos <dorit@il.ibm.com>
8447 * config/rs6000/rs6000.c (rs6000_legitimate_address, print_operand):
8450 2004-09-27 Joseph S. Myers <jsm@polyomino.org.uk>
8453 * c-typeck.c (build_component_ref): Name type involved in
8454 diagnostic for structure or union without a member of the given
8457 2004-09-27 DJ Delorie <dj@redhat.com>
8459 * config/stormy16/stormy16.c (xstormy16_asm_output_aligned_common):
8460 .comm alignment is bytes, not bits.
8462 2004-09-27 Devang Patel <dpatel@apple.com>
8464 * tree-pretty-print.c (dump_generic_node): Print VEC_COND_EXPR.
8465 (print_call_name): Do not print VEC_COND_EXPR.
8467 2004-09-27 Devang Patel <dpatel@apple.com>
8469 * tree-pretty-print.c (dump_generic_node): Print VEC_COND_EXPR.
8471 2004-09-27 Jan Hubicka <jh@suse.cz>
8473 * i386.c (athlon_cost, k8_cost): Set BRANCH_COST to 5.
8475 2004-09-27 Kazu Hirata <kazu@cs.umass.edu>
8477 * bitmap.h: Fix a comment typo.
8479 2004-09-27 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
8481 * libgcc2.c (getpagesize): Change type of return value to int.
8483 2004-09-26 Matt Austern <austern@apple.com>
8485 * ggc-page.c (GGC_QUIRE_SIZE): Bump up from 16 to 256 if we're
8488 2004-09-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8490 * bitmap.h (EXECUTE_IF_SET_IN_BITMAP, EXECUTE_IF_AND_COMPL_IN_BITMAP,
8491 EXECUTE_IF_AND_IN_BITMAP): Changed to iterator style.
8492 (bitmap_iterator): New type.
8493 (bmp_iter_common_next_1, bmp_iter_single_next_1, bmp_iter_single_init,
8494 bmp_iter_end_p, bmp_iter_single_next, bmp_iter_and_not_next_1,
8495 bmp_iter_and_not_init, bmp_iter_and_not_next, bmp_iter_and_next_1,
8496 bmp_iter_and_init, bmp_iter_and_next): New functions.
8497 * basic-block.h (EXECUTE_IF_SET_IN_REG_SET,
8498 EXECUTE_IF_AND_COMPL_IN_REG_SET, EXECUTE_IF_AND_IN_REG_SET): Changed to
8499 use iterator-style EXECUTE_IF_IN_BITMAP macros.
8500 * bitmap.c (bitmap_print): Ditto.
8501 * bt-load.c (clear_btr_from_live_range, add_btr_to_live_range,
8502 btr_def_live_range): Ditto.
8503 * cfganal.c (compute_dominance_frontiers_1) Ditto.
8504 * cgraphunit.c (convert_UIDs_in_bitmap, cgraph_characterize_statics):
8506 * ddg.c (build_inter_loop_deps): Ditto.
8507 * df.c (FOR_EACH_BB_IN_BITMAP, df_bb_reg_info_compute, df_refs_update):
8509 * except.c (remove_eh_handler): Ditto.
8510 * flow.c (reg_set_to_hard_reg_set): Ditto.
8511 * gcse.c (clear_modify_mem_tables): Ditto.
8512 * global.c (build_insn_chain): Ditto.
8513 * ifcvt.c (dead_or_predicable): Ditto.
8514 * loop-invariant.c (get_inv_cost, set_move_mark, move_invariant_reg):
8516 * ra-build.c (livethrough_conflicts_bb, conflicts_between_webs): Ditto.
8517 * ra-rewrite.c (reloads_to_loads, rewrite_program2,
8518 detect_web_parts_to_rebuild, delete_useless_defs, actual_spill): Ditto.
8519 * tree-cfg.c (allocate_ssa_names, tree_duplicate_sese_region,
8520 tree_purge_all_dead_eh_edges): Ditto.
8521 * tree-into-ssa.c (compute_global_livein, insert_phi_nodes,
8522 insert_phi_nodes_for, debug_def_blocks_r, invalidate_name_tags,
8523 rewrite_ssa_into_ssa): Ditto.
8524 * tree-outof-ssa.c (find_replaceable_exprs): Ditto.
8525 * tree-sra.c (scan_function, decide_instantiations, scalarize_parms):
8527 * tree-ssa-alias.c (init_alias_info, compute_points_to_and_addr_escape,
8528 compute_flow_sensitive_aliasing, maybe_create_global_var,
8529 dump_points_to_info_for): Ditto.
8530 * tree-ssa-dce.c (EXECUTE_IF_CONTROL_DEPENDENT): Ditto.
8531 * tree-ssa-dse.c (dse_finalize_block): Ditto.
8532 * tree-ssa-live.c (live_worklist, calculate_live_on_entry,
8533 calculate_live_on_exit, build_tree_conflict_graph, dump_live_info):
8535 * tree-ssa-loop-ivopts.c (find_induction_variables,
8536 find_interesting_uses, add_old_ivs_candidates, alloc_use_cost_map,
8537 determine_use_iv_costs, determine_set_costs, find_best_candidate,
8538 set_cost_up_to, create_new_ivs, remove_unused_ivs, free_loop_data):
8540 * tree-ssa-loop-manip.c (add_exit_phis_var, add_exit_phis): Ditto.
8541 * tree-ssa-operands.c (get_asm_expr_operands, add_call_clobber_ops,
8542 add_call_read_ops): Ditto.
8543 * tree-ssa-pre.c (bitmap_print_value_set, insert_aux): Ditto.
8545 2004-09-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8547 * pa.c (print_operand): Use non-trapping completers for UNLE, UNLT,
8548 UNGE, UNGT, UNEQ, UNORDERED and ORDERED comparisons.
8550 2004-09-26 Ulrich Weigand <uweigand@de.ibm.com>
8552 * builtins.c (expand_builtin_memcmp): Adjust MEM_SIZE to
8553 reflect size of memory regions being compared.
8555 2004-09-26 Ulrich Weigand <uweigand@de.ibm.com>
8557 * builtins.c (get_memory_rtx): Set mem attributes for non-ADDR_EXPR
8558 expressions. Always clear MEM_SIZE and alias set.
8560 2004-09-26 Roger Sayle <roger@eyesopen.com>
8561 Giovanni Bajo <giovannibajo@gcc.gnu.org>
8564 * stor-layout.c (compute_record_mode): For records with a single
8565 field, only use the field's mode if its size matches what we'd
8566 have choosen for the record ourselves. This forces the use of
8567 BLKmode for packed records that don't completely fill a mode.
8569 2004-09-26 Roger Sayle <roger@eyesopen.com>
8572 * combine.c (force_to_mode): Remove dubious early return test that
8573 inhibits further optimization.
8575 2004-09-26 Kazu Hirata <kazu@cs.umass.edu>
8577 * profile.c: Fix a comment typo.
8579 2004-09-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8582 * tree-ssa-loop-im.c (for_each_index): Call callback for component_refs
8583 with varying offset.
8584 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): New function.
8585 (idx_contains_abnormal_ssa_name_p): Scan step and lower bound for
8587 (expr_invariant_in_loop_p): New function.
8588 (idx_find_step): Handle step and lower bound for ARRAY_REFs. Handle
8589 component_ref_field_offset for COMPONENT_REFs. Do not allow
8590 ALIGN_INDIRECT_REFs and MISALIGNED_INDIRECT_REFs.
8591 (add_address_candidates): Do not handle ALIGN_INDIRECT_REFs and
8592 MISALIGNED_INDIRECT_REFs.
8593 (idx_remove_ssa_names): Handle step and lower bound for ARRAY_REFs.
8594 (rewrite_address_base): Do not handle ALIGN_INDIRECT_REFs and
8595 MISALIGNED_INDIRECT_REFs.
8597 2004-09-26 Joseph S. Myers <jsm@polyomino.org.uk>
8600 * gcc.c (cpp_options, cc1_options): Preserve relative order of
8601 -std and -ansi options.
8603 2004-09-26 Jan Hubicka <jh@suse.cz>
8605 * dwarf2out.c (dwarf2out_finish): Set parent to comp_unit_die
8606 for nested functions whose proper parent has not been output.
8608 * profile.c (compute_branch_probabilities): Use REG_BR_PROB notes
8609 when re-constructing profile previously invalidated by loop.
8611 2004-09-25 Dale Johannesen <dalej@apple.com>
8613 * tree-gimple.c: Move GIMPLE definition...
8614 * doc/tree-ssa.texi: here.
8616 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
8618 * tree-vectorizer.c: Fix a comment typo.
8620 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
8622 * c-typeck.c, defaults.h, dwarf.h, dwarf2out.c, fold-const.c,
8623 gthr-dce.h, gthr-posix.h, gthr-solaris.h, gthr-win32.h,
8624 lambda-code.c, lambda-mat.c, libgcc2.c, stmt.c,
8625 tree-ssa-pre.c, tree-vn.c, tree.h: Fix comment formatting.
8627 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
8629 * tree-ssa-loop-unswitch.c: Fix a comment typo.
8631 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
8633 * doc/passes.texi: Fix a typo.
8635 2004-09-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8637 * tree-optimize.c (init_tree_optimization_passes): Add
8639 * tree-pass.h (pass_record_bounds): Declare.
8640 * tree-ssa-loop.c (tree_ssa_loop_bounds, pass_record_bounds):
8643 2004-09-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8645 PR tree-optimization/17474
8646 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Determine
8647 offset of the field correctly when DECL_FIELD_BIT_OFFSET != 0.
8649 2004-09-25 Jan Hubicka <jh@suse.cz>
8651 * predict.c (counts_to_freqs): Make global.
8652 * predict.h (counts_to_freqa): Declare.
8653 * profile.c (compute_branch_probabilities): Compute frequencies
8654 * tree-profile.c (do_tree_profiling): Refine conditional on when
8655 tree profiling pass is needed.
8657 * passes.c (rest_of_handle_cfg): Disable const/pure function
8658 detection when doing tree based profiling.
8660 * tree-inline.c (expand_call_inline): Fix incorrectly reversed
8663 2004-09-25 Richard Sandiford <rsandifo@redhat.com>
8665 * config/mips/mips.h (struct mips_args): Clarify comments.
8666 * config/mips/mips.c (struct mips_arg_info): Likewise.
8667 (mips_arg_info): Don't allow fpr_p to affect the register or
8668 stack alignment. Remove o64 silliness.
8669 (function_arg): Deal with the o32 float,float case specially.
8671 2004-09-25 Richard Sandiford <rsandifo@redhat.com>
8673 * config/mips/mips.md (loadx, storex): Define for V2SF.
8675 2004-09-25 Ulrich Weigand <uweigand@de.ibm.com>
8677 * config/s390/s390-protos.h (s390_back_chain_rtx): Add prototype.
8678 * config/s390/s390.c (s390_back_chain_rtx): New function.
8679 * config/s390/s390.md ("allocate_stack"): Use s390_back_chain_rtx.
8680 Call anti_adjust_stack.
8681 ("restore_stack_block"): Use s390_back_chain_rtx. Enable pattern
8682 only if compiling with back chain.
8683 ("save_stack_nonlocal", "restore_stack_nonlocal"): Save/restore
8684 back chain only if back chain enabled. Use s390_back_chain_rtx.
8686 2004-09-25 Joseph S. Myers <jsm@polyomino.org.uk>
8688 * doc/trouble.texi: Remove obsolete information. Update
8689 information on how to regenerate fixincluded headers.
8691 2004-09-25 Joseph S. Myers <jsm@polyomino.org.uk>
8694 * doc/invoke.texi: Document that
8695 -Wno-error-implicit-function-declaration is not accepted.
8697 2004-09-24 Richard Henderson <rth@redhat.com>
8699 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): New.
8700 * config/alpha/alpha.c (alpha_vector_mode_supported_p): Don't depend
8702 (alpha_expand_mov): Allow unaligned vectors.
8703 (alpha_expand_unaligned_store): Use CONST0_RTX.
8704 (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New.
8706 2004-09-24 Jeff Law <law@redhat.com>
8708 * tree-ssa-dom.c (dom_opt_finalize_block): Fix violation of strict
8710 (simplify_cond_and_lookup_avail_expr): Likewise.
8712 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
8715 * doc/extend.texi (Unnamed Fields): Remove "." from end of long
8716 title. Document interaction with -fms-extensions.
8717 * doc/invoke.texi (-fms-extensions): Refer to Unnamed Fields
8720 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
8723 * doc/extend.texi: Document interaction of attribute noreturn and
8726 2004-09-24 Richard Henderson <rth@redhat.com>
8729 * regclass.c (subregs_of_mode): Turn into an htab. Make static.
8730 (som_hash, som_eq): New.
8731 (init_subregs_of_mode, record_subregs_of_mode): New.
8732 (cannot_change_mode_set_regs): Rewrite for htab implementation.
8733 (invalid_mode_change_p): Likewise.
8734 * combine.c (gen_lowpart_for_combine): Use record_subregs_of_mode.
8735 * flow.c (mark_used_regs): Likewise.
8736 (life_analysis): Use init_subregs_of_mode.
8737 * regs.h (subregs_of_mode): Remove.
8738 * rtl.h (init_subregs_of_mode, record_subregs_of_mode): Declare.
8740 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
8742 * tree-ssa-phiopt.c (conditional_replacement): Use the correct
8743 type with the copy of the conditional.
8745 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
8748 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
8749 Prevent renaming if the aliasing sets of the type which the
8750 pointer points to are different.
8752 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
8755 * c-decl.c (diagnose_mismatched_decls): Check for duplicate
8756 declarations of enumerators.
8757 (start_struct): Check TYPE_SIZE rather than TYPE_FIELDS to check
8758 for redefinition. Check for nested redefinition.
8759 (finish_struct): Don't check for nested redefinition.
8760 (start_enum): Check for nested redefinition.
8762 2004-09-24 Devang Patel <dpatel@apple.com>
8764 * tree-if-conv.c (tree_if_convert_cond_expr0: Create temp. variable
8765 only when necesssary.
8766 (combine_blocks): Combine loop header and exit block.
8768 2004-09-24 Paolo Bonzini <bonzini@gnu.org>
8770 * hooks.c (hook_tree_tree_bool_null): New.
8771 * hooks.h (hook_tree_tree_bool_null): Declare it.
8772 * target-def.c (TARGET_FOLD_BUILTIN): Point to it.
8773 * targhooks.c (default_fold_builtin): Remove.
8774 * targhooks.h (default_fold_builtin): Remove.
8776 2004-09-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8778 PR rtl-optimization/17625
8779 * loop-doloop.c (doloop_modify): Unshare rtl before emitting it.
8781 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
8784 * tree-ssa-forwprop.c (record_single_argument_cond_exprs):
8785 Reject if any of the operands occur in an abnormal PHI.
8787 2004-09-24 Andreas Schwab <schwab@suse.de>
8789 * tree-ssa-dom.c (record_range): Fix violation of strict aliasing
8792 2004-09-24 Eric Botcazou <ebotcazou@libertysurf.fr>
8794 * config.gcc (sparc64-*-solaris2*): Include sparc/sol2-gas.h
8795 if the GNU assembler is used.
8796 (sparc-*-solaris2*): Likewise.
8797 * dbxout.c (NO_DBX_BNSYM_ENSYM): Default to zero.
8798 (dbxout_function_end): Protect N_ENSYM with it.
8799 (dbxout_begin_prologue): Protect N_BNSYM with it.
8800 * doc/tm.texi (NO_DBX_BNSYM_ENSYM): Document it.
8801 * config/sparc/sol2.h (NO_DBX_BNSYM_ENSYM): Define to 1.
8802 * config/sparc/sol2-gas.h: New file.
8804 2004-09-23 H.J. Lu <hongjiu.lu@intel.com>
8807 * Makefile.in (@set_gcc_lib_path@): Added.
8809 * configure.ac: Include ../config/gcc-lib-path.m4. Use
8810 TL_AC_GNU_MAKE_GCC_LIB_PATH.
8811 * configure: Regenerated.
8813 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
8816 * c-typeck.c (build_c_cast): Improve wording of
8817 -Wbad-function-cast diagnostic.
8819 2004-09-23 Hans-Peter Nilsson <hp@axis.com>
8822 * config/cris/cris.md (moverside, movemside): Rename variable
8823 "reg" to "otherop". To generate canonical RTX, check that otherop
8824 isn't constant instead of checking that operand 1 is a register.
8826 2004-09-23 Jakub Jelinek <jakub@redhat.com>
8828 * tree-ssa-propagate.c (set_rhs): Fail if EXPR is COMPOUND_EXPR.
8830 2004-09-23 Diego Novillo <dnovillo@redhat.com>
8831 Jakub Jelinek <jakub@redhat.com>
8833 * tree-flow.h (find_new_referenced_vars): Add prototype.
8834 * tree-sra.c (find_new_referenced_vars_1, find_new_referenced_vars):
8836 * tree-dfa.c (find_new_referenced_vars_1, find_new_referenced_vars):
8838 (mark_new_vars_to_rename): Walk through all operands.
8839 * tree-ssa-ccp.c (convert_to_gimple_builtin): New function.
8840 (execute_fold_all_builtins): Use it.
8841 (pass_fold_builtins): Add TODO_rename_vars to todo_flags_finish.
8843 2004-09-23 P.J. Darcy <darcypj@us.ibm.com>
8845 * gthr-tpf.h: New file.
8846 * config.gcc (s390x-ibm-tpf*): Add thread_file='tpf'.
8847 * gthr.h: Use gthr-tpf.h on TPF OS.
8849 2004-09-23 Jeff Law <law@redhat.com>
8851 * tree-ssa-ccp.c (get_default_value): Use SSA_NAME_VALUE rather
8852 than SSA_NAME_EQUIV and SET_SSA_NAME_EQUIV.
8853 (substitute_and_fold): Likewise.
8854 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Remove everything
8855 except invariants from SSA_NAME_VALUE.
8856 (thread_across_edge): Use SSA_NAME_VALUE rather than SSA_NAME_EQUIV
8857 and SET_SSA_NAME_EQUIV.
8858 (restore_vars_to_original_value, record_const_or_copy): Likewise.
8859 (record_equivalences_from_phis, record_const_or_copy_1): Likewise.
8860 (record_equality, cprop_into_successor_phis): Likewise.
8861 (record_equivalences_from_stmt, cprop_operand): Likewise.
8862 (lookup_avail_expr): Likewise.
8863 * tree-ssa-pre.c (fini_pre): Remove everything except invariants
8864 from SSA_NAME_VALUE.
8865 * tree.h (SSA_NAME_EQUIV, SET_SSA_NAME_EQUIV): Kill.
8866 (struct tree_ssa_name): Kill EQUIV field. Remove GGC skip
8867 annotation from the VALUE_HANDLE field.
8869 2004-09-21 Fariborz Jahanian <fjahanian@apple.com>
8873 * tree.c (reconstruct_complex_type): Remove extra "this".
8874 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute):
8875 Add V4SFmode to case statement.
8877 2004-09-23 Joseph S. Myers <jsm@polyomino.org.uk>
8880 * doc/extend.texi, doc/invoke.texi: Document interaction of
8881 -fno-builtin with format checks. Note that built-in functions
8882 have effects beyond generating code that avoids calls to those
8885 2004-09-23 Frank Ch. Eigler <fche@redhat.com>
8887 PR tree-optimization/17533
8888 * dominance.c (verify_dominators): Tolerate even more incorrect
8889 dominance data during error message printing.
8890 * tree-mudflap.c (mf_build_check_statement_for): Build basic blocks
8891 and edges more correctly.
8893 2004-09-23 Dorit Naishlos <dorit@il.ibm.com>
8895 * tree.def (ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF):
8897 * tree.h (REF_ORIGINAL): Consider ALIGN_INDIRECT_REF and
8898 MISALIGNED_INDIRECT_REF.
8899 * alias.c (get_alias_set, nonoverlapping_memrefs_p): Likewise.
8900 * emit-rtl.c (mem_expr_equal_p, set_mem_attributes_minus_bitpos):
8902 * expr.c (safe_from_p, expand_expr_real_1, rewrite_address_base)
8903 (find_interesting_uses_address): Likewise.
8904 * fold-const.c (non_lvalue, operand_equal_p): Likewise.
8905 (build_fold_addr_expr_with_type): Likewise.
8906 * gimplify.c (gimplify_addr_expr, gimplify_expr): Likewise.
8907 * print-rtl.c (print_mem_expr): Likewise.
8908 * tree-dump.c (dequeue_and_dump): Likewise.
8909 * tree-eh.c (tree_could_trap_p): Likewise.
8910 * tree-gimple.c (is_gimple_addressable, get_base_address): Likewise.
8911 * tree-pretty-print.c (op_prio, op_symbol, dump_generic_node): Likewise.
8912 * tree-ssa-alias.c (find_ptr_dereference, ptr_is_dereferenced_by):
8914 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8915 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
8916 * tree-ssa-loop-im.c (for_each_index, is_call_clobbered_ref): Likewise.
8917 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Likewise.
8918 (add_address_candidates, rewrite_address_base): Likewise.
8919 * tree-ssa-operands.c (get_expr_operands, get_indirect_ref_operands):
8921 * tree.c (staticp, build1_stat): Likewise.
8923 * tree.def (REALIGN_LOAD_EXPR, REALIGN_STORE_EXPR): New tree-codes.
8924 * tree-pretty-print.c (dump_generic_node): Consider REALIGN_LOAD_EXPR.
8925 * tree-ssa-operands.c (get_expr_operands): Likewise.
8926 * expr.c (expand_expr_real_1): Likewise.
8928 * optabs.h (vec_realign_store_optab, vec_realign_load_optab): New
8930 (OTI_vec_realign_store, OTI_vec_realign_load): New optab_index values
8932 (expand_ternary_op): New function.
8933 * genopinit.c (optabs): Handle the new optabs.
8934 * optabs.c (optab_for_tree_code): Add cases for the new tree-codes.
8935 (init_optabs): Initialize vec_realign_load_optab.
8936 (expand_ternary_op): New functions.
8938 * target-def.h (TARGET_VECTORIZE): New member for struct gcc_target.
8939 (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New member for targetm.vectorize.
8940 (TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD): Likewise.
8941 (TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE): Likewise.
8942 * target.h (struct vectorize): New member for struct gcc_target.
8943 (misaligned_mem_ok): New member for targetm.vectorize.
8944 (builtin_mask_for_load): Likewise.
8945 (builtin_mask_for_store): Likewise.
8946 * targethooks.c (default_vect_misaligned_mem_ok): New function.
8947 * targethooks.h (default_vect_misaligned_mem_ok): New function.
8949 * config/rs6000/altivec.md (build_vector_mask_for_load): New
8951 (vec_realign_load_v4si, vec_realign_load_v4sf, vec_realign_load_v8hi)
8952 (vec_realign_load_v16qi): New define_insn.
8953 * config/rs6000/rs6000.h (ALTIVEC_BUILTIN_MASK_FOR_LOAD):
8954 (ALTIVEC_BUILTIN_MASK_FOR_STORE): New target builtins.
8955 * config/rs6000/rs6000.c (altivec_builtin_mask_for_load):
8956 (altivec_builtin_mask_for_store): New variables.
8957 (rs6000_builtin_mask_for_load): New function. Implements
8958 TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD.
8959 (rs6000_builtin_mask_for_store): New function. Implements
8960 TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE.
8961 (rs6000_expand_builtin): Expand the target builtins
8962 builtin_mask_for_load and builtin_mask_for_store.
8963 (altivec_init_builtins): Initialize the new target builtins.
8964 * config/i386/i386.c (ix86_misaligned_mem_ok): New function.
8965 Implements the target hook TARGET_VECTORIZE_MISALIGNED_MEM_OK.
8967 * tree-vectorizer.c (vect_create_data_ref): Renamed to
8968 vect_create_data_ref_ptr. Returns a pointer instead of an array-ref.
8969 (vect_create_addr_base_for_vector_ref): Additional argument (offset).
8970 (vectorizable_store): Call vect_create_data_ref_ptr with additional
8971 arguments, and create an indirect_ref with its return value data_ref.
8972 Check aligned_access_p.
8973 (vectorizable_load): Handle misaligned loads, using software-pipelined
8974 scheme with REALIGN_LOAD_EXPR and ALIGN_INDIRECT_REF if
8975 vec_realign_load_optab is supported, or using a scheme without
8976 software-pipelining with MISALIGNED_INDIRECT_REF if the target hook
8977 misaligned_mem_ok is supported.
8979 (vect_finish_stmt_generation): Typo.
8980 (vect_enhance_data_refs_alignment): Rename loop_vinfo to loop_info.
8981 (vect_analyze_data_refs_alignment): Don't fail vectorization in the
8982 presence of misaligned loads.
8983 (vect_analyze_data_ref_access): Add check for constant init.
8984 (vect_get_symbl_and_dr): Remove duplicate line.
8985 * tree-vectorizer.h (DR_MISALIGNMENT): Add comment.
8987 2004-09-23 Kazu Hirata <kazu@cs.umass.edu>
8989 * builtins.c: Fix a comment typo.
8991 2004-09-23 Jan Hubicka <jh@suse.cz>
8993 * profile.c (branch_prob): Do not verify flow info in the middle of the
8996 2004-09-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8998 * cfgloop.h (update_single_exits_after_duplication): Declare.
8999 (loopify, split_loop_bb): Declaration changed.
9000 * cfgloopmanip.c (split_loop_bb): Take void * as an argument instead
9002 (loopify): Added redirect_all_edges argument.
9003 (update_single_exits_after_duplication): Export.
9004 * loop-unswitch.c (unswitch_loop): Changed due to loopify change.
9005 * tree-flow.h (tree_duplicate_loop_to_header_edge,
9006 tree_ssa_loop_version): Declare.
9007 * tree-ssa-loop-manip.c (copy_phi_node_args, rename_variables,
9008 set_phi_def_stmts, tree_duplicate_loop_to_header_edge,
9009 lv_adjust_loop_header_phi, lv_adjust_loop_entry_edge,
9010 lv_update_pending_stmts, tree_ssa_loop_version): New functions.
9012 * tree-ssa-loop-unswitch.c: New file.
9013 * Makefile.in (tree-ssa-loop-unswitch.o): Add.
9014 * timevar.def (TV_TREE_LOOP_UNSWITCH): New timevar.
9015 * tree-flow.h (tree_ssa_unswitch_loops): Declare.
9016 * tree-optimize.c (init_tree_optimization_passes): Add pass_unswitch.
9017 * tree-pass.h (pass_unswitch): Declare.
9018 * tree-ssa-loop.c (tree_ssa_loop_unswitch,
9019 gate_tree_ssa_loop_unswitch, pass_unswitch): New pass.
9020 * doc/passes.texi: Documen tree level loop unswitching.
9022 2004-09-23 Kazu Hirata <kazu@cs.umass.edu>
9024 * cfgexpand.c, config/s390/tpf-eh.c: Fix comment typos.
9026 2004-09-22 Eric Christopher <echristo@redhat.com>
9028 * builtins.c (simplify_builtin_va_start): Remove.
9029 (simplify_builtin): Ditto.
9030 (fold_builtin_strchr): Ditto.
9031 (simplify_builtin_*): Rename remainders to fold_builtin_*.
9032 (expand_builtin): Fix up for above changes.
9033 (fold_builtin_1): Add new folders. Change for above.
9034 (expand_builtin_va_start): Call fold_builtin_next_arg.
9035 * gimplify.c (gimplify_call_expr): Fix calls to simplify_builtin.
9036 * tree.h: Remove prototype for simplify_builtin.
9038 2004-09-23 Jan Hubicka <jh@suse.cz>
9041 * dwarf2out.c (dwarf2out_finish): Deal with nested functions
9042 of fully inlined functions.
9043 * tree-inline.c (inline_forbidden_p_1): Nested functions can be
9046 * cfgexpand.c (add_reg_br_prob_note): New function.
9047 (expand_gimple_cond_expr): Use it.
9048 (tree_expand_cfg): No longer kill the profile.
9049 * cfgrt.c (rtl_verify_flow_info_1): Check profile consistency
9050 only if it is present.
9051 * passes.c (rest_of_handle_loop_optimize): Kill the profile.
9052 * predict.c (combine_predictions_for_insn): Set the probabilities
9053 based on REG_BR_PROB note if present.
9054 * predict.c (branch_prob): Profile is read only with
9055 flag_branch_probabilities.
9057 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
9059 * aclocal.m4: Add in gettext's m4 includes.
9060 (AC_ICONV, AC_LCMESSAGES, GCC_PATH_PROG): Remove.
9061 * configure.ac: Add in check for iconv.h
9062 * configure: Regenerate.
9064 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
9066 * aclocal.m4: Update for rename of gettext-sister.m4.
9068 2004-09-22 Daniel Berlin <dberlin@dberlin.org>
9070 Fix PR tree-optimization/17587
9071 * tree-ssa-pre.c (fini_pre): Commit edge inserts here.
9072 (insert_aux): Instead of here.
9074 2004-09-22 Diego Novillo <dnovillo@redhat.com>
9076 PR tree-optimization/16721
9077 * tree-dfa.c (dump_variable): Show TREE_THIS_VOLATILE.
9078 * tree-ssa-alias.c (create_memory_tag): Move setting of
9079 TREE_THIS_VOLATILE ...
9080 (get_tmt_for): ... here.
9082 2004-09-22 Eric Botcazou <ebotcazou@libertysurf.fr>
9084 * config/sparc/sparc.md (cmove splitter): Fix formatting.
9085 (conditional_trap expander): Reject inappropriate CCmodes.
9086 (conditional trap insn): Use V9 syntax if possible.
9088 2004-09-22 Joseph S. Myers <jsm@polyomino.org.uk>
9091 * c-typeck.c (build_component_ref): Don't special-case
9094 2004-09-22 Frank Ch. Eigler <fche@redhat.com>
9096 * dominance.c (verify_dominators): Don't SEGV if recount_dominator
9099 2004-09-22 Kazu Hirata <kazu@cs.umass.edu>
9101 * doc/c-tree.texi (TRUTH_NOT_EXPR, TRUTH_ANDIF_EXPR,
9102 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
9103 TRUTH_XOR_EXPR): Mention the restriction on types.
9105 2004-09-22 Matt Austern <austern@apple.com>
9107 * config/darwin.c (darwin_make_decl_one_only):
9108 Allow coalesced symbol to appear in static archive's table of contents
9110 2004-09-22 Kazu Hirata <kazu@cs.umass.edu>
9112 PR tree-optimization/17512
9113 * convert.c (convert_to_integer): Don't handle TRUTH_*_EXPR as
9116 2004-09-22 David Edelsohn <edelsohn@gnu.org>
9118 * dbxout.c (get_lang_number): Do not define if
9119 DBX_OUTPUT_MAIN_SOURCE_DIRECTORY is defined.
9121 2004-09-22 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
9124 * config/rs6000/rtems.h (TARGET_OS_CPP_BUILTINS): Add
9125 builtin_define ("__USE_INIT_FINI__").
9127 2004-09-22 P.J. Darcy <darcypj@us.ibm.com>
9129 * config/s390/s390-protos.h (s390_emit_tpf_eh_return): Add prototype.
9130 * config/s390/s390.c (s390_emit_tpf_eh_return): New function.
9131 * config/s390/s390.h (TARGET_TPF): New macro.
9132 * config/s390/s390.md ("eh_return"): New expander.
9133 * config/s390/t-tpf (LIB2ADDEH): Use unwind-dw2-fde.c rather than
9134 unwind-dw2-fde-glibc.c. Add config/s390/tpf-eh.c.
9135 (LIB2ADDEHDEP): Remove unwind-dw2-fde.c.
9136 * config/s390/tpf.h (TARGET_TPF): Define to 1.
9137 (STACK_POINTER_OFFSET): Increase to 448.
9138 (TARGET_DEFAULT): Set -mtpf-trace on as default.
9139 (TPF_LOC_DIFF_OFFSET): New macro.
9140 (ASM_PREFERRED_EH_DATA_FORMAT): Redefine to always use absolute
9142 (__isPATrange): Add prototype.
9143 (MD_FALLBACK_FRAME_STATE_FOR): Define.
9144 * config/s390/tpf-eh.c: New file.
9146 2004-09-22 Diego Novillo <dnovillo@redhat.com>
9148 * fold-const.c (fold): Avoid non INTEGER_TYPEs when widening
9149 operands in an integer comparison.
9150 * tree-cfg.c (find_taken_edge): Call fold() to determine
9151 whether the predicate is known.
9153 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
9155 * aclocal.m4: Import AM_PROG_CC_C_O and AM_AUX_DIR_EXPAND.
9156 * configure.ac: Call AM_PROG_CC_C_O instead of AC_PROG_CC_C_O.
9157 Create build and doc directories along with the language directories.
9158 Don't create doc directory separately.
9159 * configure: Regenerate.
9160 * Makefile.in: Create all object and executables files built
9161 with the build compiler in a build/ directory.
9162 (genobjnames): Add missing build objects.
9163 (STAGESTUFF): Don't stage the gen* programs.
9164 (ggc-none.o): Define dependencies for the target compiler.
9165 (build-print-rtl.o): Rename to build/print-rtl.o.
9166 (build-errors.o): Rename to build/errors.o.
9167 (build-varray.o): Rename to build/varray.o.
9168 (maintainerclean): Delete the contents of the build directory.
9169 ($(genobjs): %.o): Explicitly use -o.
9170 (build/insn-conditions.o): Delete specfic rule to use generic rule.
9171 (build/gengtype-lex.o): Likewise.
9172 (build/gengtype-yacc.o): Likewise.
9173 (build/gcov-iov.o): Likewise.
9175 2004-09-22 Nathan Sidwell <nathan@codesourcery.com>
9177 * vec.h (VEC_space): Return true if there _is_ space.
9178 (VEC_reserve): Adjust.
9180 2004-09-22 Richard Sandiford <rsandifo@redhat.com>
9182 * config/mips/mips.c (mips_function_value): For o32, o64, n32 and n64,
9183 use FPRs for scalar, complex and vector types only.
9185 2004-09-21 Jeff Law <law@redhat.com>
9187 * tree-ssa-dom.c (opt_stats): Move so that it lives just after
9188 the opt_stats_d structure.
9189 (vrp_data): Change from a varray into a hash table.
9190 (vrp_hash_elt): New structure for elements in the vrp hash table.
9191 (vrp_hash, vrp_eq):New functions for hashing and testing equality
9192 in the vrp hash table.
9193 (tree_ssa_dominator_optimize): Initialize VRP_DATA. Reorganize
9194 initialization slightly to make it easier to read. No longer need
9195 to grow/clear the varray. Instead empty and delete the hash table.
9196 (dom_opt_finalize_block): Update due to change of VRP_DATA from
9197 a varray to a hash table.
9198 (simplify_cond_and_loop_avail_expr, record_range): Similarly.
9200 * tree-ssa-ccp.c (get_default_value): If we have a constant
9201 value recorded for an SSA_NAME, then use that constant as
9202 the initial lattice value.
9203 (substitute_and_fold): Transfer equivalences discovered into
9206 * tree.h (SSA_NAME_EQUIV): Add comments.
9207 (SET_SSA_NAME_EQUIV): Similarly.
9209 2004-09-21 David Edelsohn <edelsohn@gnu.org>
9211 * config/rs6000/linux64.h (PROCESSOR_DEFAULT64): Default to POWER4.
9213 * config/rs6000/rs6000.c (rs6000_adjust_cost): dep_insn is used.
9215 2004-09-21 Mark Mitchell <mark@codesourcery.com>
9217 * c-decl.c (implicityl_declare): Call maybe_apply_renaming_pragma.
9218 (finish_decl): Likewise.
9220 2004-09-21 Devang Patel <dpatel@apple.com>
9222 * tree.def (VEC_COND_EXPR): New tree node.
9223 * tree-ssa-operands.c (get_expr_operands): Handle VEC_COND_EXPR.
9225 2004-09-21 Stan Shebs <shebs@apple.com>
9227 * config/rs6000/darwin-tramp.asm: Add __ppc64__ case.
9228 * config/rs6000/darwin-world.asm: Likewise.
9230 2004-09-21 Daniel Berlin <dberlin@dberlin.org>
9232 * tree-ssa.c (verify_def): Use print_generic_stmt,
9233 not debug_generic_stmt.
9234 (verify_use): Ditto.
9235 (verify_phi_args): Ditto.
9236 (verify_ssa): Ditto.
9238 2004-09-21 Paul Brook <paul@codesourcery.com>
9240 * varasm.c (default_assemble_integer): Return false for values wider
9241 than the target word size. Works around GAS bug.
9243 2004-09-21 Zack Weinberg <zack@codesourcery.com>
9245 * reg-notes.def (REG_DEP_TRUE): New entry, place first so it
9247 * print-rtl.c (print_rtx): Print the name of a REG_NOTE even
9250 2004-09-21 Daniel Berlin <dberlin@dberlin.org>
9252 * c-typeck.c (build_function_call): Give name of object
9253 we are attempting to call in error message.
9254 * c-objc-common.c (c_tree_printer): Call pp_expression,
9255 not return false, for 'E' case.
9257 2004-09-21 Steven Bosscher <stevenb@suse.de>
9259 PR rtl-optimization/17482
9260 * postreload-gcse.c (reg_avail_info, oprs_unchanged_p,
9261 load_killed_in_block_p): Clarify comments.
9262 (record_last_reg_set_info): Make static inline.
9263 (mark_call, mark_set, mark_clobber, mark_oprs_set): Remove.
9264 (record_opr_changes): New function to replace the above.
9265 (compute_hash_table): Clarify comments. Use record_opr_changes.
9266 (reg_set_between_after_reload_p): Clean up.
9267 (reg_used_between_after_reload_p): Likewise.
9268 (eliminate_partially_redundant_load): Clarify comments.
9270 2004-09-21 Eric Botcazou <ebotcazou@libertysurf.fr>
9272 PR rtl-optimization/17266
9273 * regmove.c (optimize_reg_copy_3): Make a new SUBREG for each insn.
9275 2004-09-21 Uros Bizjak <uros@kss-loka.si>
9277 PR rtl-optimization/14851
9278 * rtlanal.c (commutative_operand_precedence): Calculate
9279 precedence of stripped constant.
9281 2004-09-20 Jeff Law <law@redhat.com>
9282 Jan Hubicka <jh@suse.cz>
9284 * tree-ssanames.c (make_ssa_name): No longer need to clear, then
9285 initialize key elements here.
9286 (release_ssa_name): Zero the released SSA_NAME here.
9287 * tree.h (SSA_NAME_EQUIV, SET_SSA_NAME_EQUIV): New macros.
9288 (struct tree_ssa_name): Add new "equiv" field.
9289 * tree-ssa-dom.c (const_and_copies): Kill the global varray.
9290 (tree_ssa_dominator_optimize): No longer allocate, resize or
9291 clear CONST_AND_COPIES.
9292 (get_value_for, set_value_for): Kill.
9293 (thread_across_edge): Get/set the equivalency using
9294 SSA_NAME_EQUIV and SET_SSA_NAME_EQUIV.
9295 (restore_vars_to_original_value): Likewise.
9296 (record_equivalences_from_phis): Likewise.
9297 (record_dominating_conditions): Likewise.
9298 (record_const_or_copy, record_equality): Likewise.
9299 (lookup_avail_expr): Likewise.
9300 (record_equivalences_from_stmt, cprop_operand): Likewise.
9301 (cprop_into_successor_phis): No longer need to pass around
9302 CONST_AND_COPIES. Callers updated. Get equivalences via
9304 (cprop_into_phis): Likewise.
9306 2004-09-20 Matt Austern <austern@apple.com>
9307 Zack Weinberg <zack@codesourcery.com>
9309 * c-common.c (fix_string_type): Build the unqualified array
9310 type unconditionally, then use c_build_qualified_type to get
9311 the proper const-qualified variant, and set its
9312 TYPE_MAIN_VARIANT to refer to the unqualified type.
9313 * c-lex.c (c_lex_return_raw_string): New global.
9314 (c_lex_with_flags): Honor it.
9315 * c-pragma.h: Declare it.
9317 2004-09-20 Daniel Berlin <dberlin@dberlin.org>
9319 * Makefile.in: Fix flags.h dependencies to be $(FLAGS_H).
9321 2004-09-21 Jan Hubicka <jh@suse.cz>
9324 * tree-optimize.c (update_inlined_to_pointers): Fix the recursion.
9325 (tree_rest_of_compilation): Cleanup.
9327 2004-09-20 Ulrich Weigand <uweigand@de.ibm.com>
9329 * config/s390/s390.c (s390_select_rtx_section): Remove.
9330 (TARGET_ASM_SELECT_RTX_SECTION): Do not redefine.
9332 2004-09-20 Kaz Kojima <kkojima@gcc.gnu.org>
9334 * config/sh/sh.c (sh_expand_prologue): Add a REG_FRAME_RELATED_EXPR
9335 note to pretend a direct save from the original register when an
9336 intermediate register is used for the save.
9338 2004-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9340 * tsystem.h (alloca): Provide a default definition.
9343 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9344 * unwind-dw2.c: Call __builtin_alloca, not alloca.
9346 2004-09-20 Andrew Pinski <pinskia@physics.uc.edu>
9349 * tree-ssa-copy.c (may_propagate_copy): Only allow if the
9350 aliasing sets are the same rather than just conflicting.
9352 2004-09-20 Jan Hubicka <jh@suse.cz>
9356 * cgraph.c (cgraph_unnest_node): New function.
9357 (c_finalize): Rename to ....
9358 (c_warn_unused_result_recursivly): ... this one; do only the warning
9359 (finish_function): Finalize the toplevel function; do not lower nested tree.
9360 * cgraph.h (cgraph_unnest_node): Declare.
9361 * cgraphunit.c (decide_is_function_needed): Do not use cgraph
9362 nestedness datastructure.
9363 * cse.c (cse_insn): Do not cprop nonlocal LABEL_REFs.
9364 * reload1.c (set_label_offsets): Fix call of set_label_offsets.
9365 * tree-nested.c (finlize_nesting_tree_1): Use un-nesting code.
9367 2004-09-20 Richard Henderson <rth@redhat.com>
9369 * config/alpha/alpha.c (some_small_symbolic_operand_int): Rename
9370 from some_small_symbolic_operand_1; export.
9371 (some_small_symbolic_operand): Remove.
9372 * config/alpha/alpha.md (some_small_symbolic_operand splitter): Remove
9374 * config/alpha/predicates.md (some_small_symbolic_operand): New.
9376 2004-09-20 Jan Hubicka <jh@suse.cz>
9378 * predict.c (return_prediction): New function.
9379 (apply_return_prediction): Likewise.
9380 (tree_bb_level_predictions): Likewise.
9381 (tree_estimate_probability): Add noreturn exit edges; call
9382 bb_level_predictions; fix logic of return heuristics.
9383 (predict_paths_leading_to): Rescuesce from old CVS version of
9384 process_note_prediction function.
9385 * predict.def (PRED_TREE_EARLY_RETURN): New predictor.
9387 2004-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
9389 * config/s390/s390.c (s390_frame_info): Added alignment statement for
9390 floating point register area on stack.
9392 2004-09-20 Jakub Jelinek <jakub@redhat.com>
9394 * predict.c (expr_expected_value): Use *_CLASS_P macros.
9396 2004-09-20 Daniel Berlin <dberlin@dberlin.org>
9398 * tree-ssa-pre.c (compute_antic_aux): Use malloc'd worklist, to avoid
9399 generating useless garbage.
9401 2004-09-20 Paolo Bonzini <bonzini@gnu.org>
9403 * builtins.c (fold_builtin): Call the new omonymous
9404 target hook for machine-dependent built-ins.
9405 * target-def.h (TARGET_FOLD_BUILTIN): New.
9406 * target.h (struct gcc_target): Add the fold_builtin hook.
9407 * targhooks.c (default_fold_builtin): New.
9408 * targhooks.h (default_fold_builtin): Declare it.
9410 2004-09-20 Kazu Hirata <kazu@cs.umass.edu>
9412 * cfg.c, tree-ssa-threadupdate.c, tree-vectorizer.c: Fix
9415 2004-09-20 Richard Sandiford <rsandifo@redhat.com>
9418 * config/mips/mips.md (define_asm_attributes): Set can_delay to no.
9420 2004-09-20 Jan Hubicka <jh@suse.cz>
9422 * predict.c (estimate_probability): Remove unnecesary code.
9424 2004-09-19 Ira Rosen <irar@il.ibm.com>
9426 * tree-vectorizer.h (stmt_vec_info): Add vect_dr_base field.
9427 (STMT_VINFO_VECT_DR_BASE): Declare.
9428 (VECT_SMODULO): Declare.
9429 * tree-vectorizer.c (vect_compute_array_ref_alignment): New function.
9430 (vect_compute_array_base_alignment): New function.
9431 (vect_analyze_data_ref_access): Check array indices. Remove one
9432 dimensional arrays restriction.
9433 (vect_get_ptr_offset): New function.
9434 (vect_get_symbl_and_dr): New function.
9435 (vect_get_base_and_bit_offset): Support additional data refs. Renamed
9436 (former name vect_get_base_decl_and_bit_offset).
9437 (vect_create_index_for_array_ref): Removed.
9438 (vect_create_index_for_vector_ref): New function.
9439 (vect_create_addr_base_for_vector_ref): New function.
9440 (vect_create_data_ref): Handle additional data refs. Call
9441 vect_create_index_for_vector_ref and vect_create_addr_base_for_vector_ref.
9442 (vect_compute_data_ref_alignment): Support the changes. Call
9443 vect_get_base_and_bit_offset.
9444 (vect_analyze_data_refs): Call vect_get_symbl_and_dr. Support additional
9445 data refs. Store vect_dr_base.
9446 (vect_analyze_data_ref_accesses): Support nonconstant init.
9447 (new_stmt_vec_info): Initialize vect_dr_base field.
9448 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
9449 (get_vectype_for_scalar_type): Check for BLKmode.
9450 * tree-chrec.h (initial_condition_in_loop_num): Declare.
9451 * tree-chrec.c (initial_condition_in_loop_num): New function.
9452 (chrec_component_in_loop_num): New function.
9453 (evolution_part_in_loop_num): Call chrec_component_in_loop_num.
9454 * tree-data-ref.c (analyze_array_indexes): Change parameter (access_fns)
9455 to be pointer to varray_type.
9457 2004-09-19 Jan Hubicka <jh@suse.cz>
9459 * basic-block.h (update_bb_profile_after_threading): Declare.
9460 * cfg.c (update_bb_profile_after_threading): Break out from ...
9461 * cfgcleanup.c (try_forward_edges): ... here; use it.
9462 * tree-ssa-dom.c (thread_across_edge): Use it.
9463 * tree-ssa-threadupdate.c (create_block_for_threading): Zero out
9464 profile of the new BB.
9466 2004-09-19 Daniel Berlin <dberlin@dberlin.org>
9468 * tree-ssa-pre.c (insert_into_set): Don't put
9469 is_gimple_min_invariant values into the set.
9471 2004-09-19 Andreas Jaeger <aj@suse.de>
9473 * tree-ssa-dom.c (restore_nonzero_vars_to_original_value): Fix
9476 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
9478 * config/cris/cris.h: Preserve the original spelling in a
9481 2004-09-18 Jeff Law <law@redhat.com>
9483 * tree-ssa-dom.c (nonzero_vars_stack, vrp_variables_stack): New
9484 global varrays to replace the block local varrays.
9485 (struct dom_walk_block_data): Remove, no longer used.
9486 (get_eq_expr_value): No longer need to pass around pointers to local
9487 varrays. Callers updated. Unused markers added to unused parameters.
9488 (record_range, record_equivalences_from_stmt): Likewise.
9489 (record_equivalences_from_incoming_edge): Likewise.
9490 (record_var_is_nonzero): Likewise. Update now that we have a
9491 single global varray of SSA_NAMEs that need restoring.
9492 (dom_opt_initialize_block_local_data): Kill, no longer used.
9493 (tree_ssa_dominator_optimize): Initialize new global varrays.
9494 Update callbacks in dominator walker structure.
9495 (dom_opt_initialize_block): Add markers to NONZERO_VAR_STACK and
9496 VRP_VARIABLES_STACK.
9497 (restore_nonzero_vars_to_original_value): Update now that we have
9498 a single global varray of SSA_NAMEs that need restoring.
9499 (dom_opt_finalize_block): Similarly for VRP_VARIABLES_STACK.
9500 Remove unused variables.
9501 (optimize_stmt): Remove unused variable.
9503 2004-09-18 Jan Hubicka <jh@suse.cz>
9505 * tree-cfg.c (thread_jumps): Fix updating of the profile.
9507 * tree-optimize.c (tree_rest_of_compilation): Kill forgotten
9510 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
9512 * alias.c, crtstuff.c, dbxout.c, domwalk.c, domwalk.h, gcc.c,
9513 gcse.c, global.c, lambda-code.c, loop.c, mips-tdump.c,
9514 optabs.h, predict.c, reg-stack.c, regclass.c, sched-rgn.c,
9515 tree-optimize.c, tree-ssa-dom.c, tree-ssa-forwprop.c,
9516 tree-ssa-operands.c, tree-ssa-phiopt.c,
9517 tree-ssa-threadupdate.c: Fix comment typos.
9519 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
9521 * config/darwin-c.c, config/arc/arc.c, config/arc/arc.md,
9522 config/arm/README-interworking, config/arm/arm-cores.def,
9523 config/arm/arm.c, config/arm/arm.h, config/arm/pe.c,
9524 config/arm/vfp.md, config/c4x/c4x.c, config/c4x/c4x.h,
9525 config/cris/cris.c, config/cris/cris.h, config/fr30/fr30.c,
9526 config/fr30/fr30.h, config/fr30/fr30.md, config/frv/frv.c,
9527 config/frv/frv.md, config/i386/winnt.c,
9528 config/ia64/unwind-ia64.c, config/iq2000/iq2000.c,
9529 config/iq2000/iq2000.h, config/m68hc11/m68hc11.c,
9530 config/m68hc11/m68hc11.md, config/m68k/m68k.c,
9531 config/mcore/mcore.c, config/mips/mips.h,
9532 config/mn10300/mn10300.md, config/pa/pa.c,
9533 config/pa/pa64-regs.h, config/pdp11/pdp11.c,
9534 config/rs6000/rs6000.c, config/sh/symbian.c,
9535 config/sparc/sparc.h: Fix comment typos. Follow spelling
9538 2004-09-18 Joseph S. Myers <jsm@polyomino.org.uk>
9541 * c-typeck.c (c_expr_sizeof_expr): Check for error_mark_node.
9543 2004-09-18 Diego Novillo <dnovillo@redhat.com>
9545 * tree-ssa-alias.c (setup_pointers_and_addressables): Don't
9546 remove TREE_ADDRESSABLE from RESULT_DECL.
9548 2004-09-18 Diego Novillo <dnovillo@redhat.com>
9550 * tree-ssa-alias.c (dump_alias_info): Ignore NULL SSA_NAMEs.
9552 2004-09-18 Jan Hubicka <jh@suse.cz>
9554 * tree-into-ssa.c (rewrite_ssa_into_ssa): Expect ssa_name to return
9556 * tree-ssa-alias.c (init_alias_info): Likewise.
9557 * tree-ssa.c (verify_flow_sensitive_alias_info): Likewise.
9558 (verify_ssa): Likewise.
9559 * tree-ssanames.c (make_ssa_name): Clear out ssa_names arrays.
9561 2004-09-18 Jan Hubicka <jh@suse.cz>
9563 * i386.c (legitimize_pic_address): Fix splitting of PLUS with
9566 2004-09-18 Kaz Kojima <kkojima@gcc.gnu.org>
9568 * config/sh/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): Remove.
9569 * config/sh/sh.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
9570 DW_EH_PE_sdata* for data.
9571 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
9573 2004-09-17 Geoffrey Keating <geoffk@apple.com>
9575 * tree-inline.c (copy_tree_r): Don't duplicate constants, they're
9579 * c-typeck.c (constructor_asmspec): Delete.
9580 (struct initializer_stack): Delete field 'asmspec'.
9581 (start_init): Delete saving of asmspec.
9582 (finish_init): Don't update constructor_asmspec.
9583 * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
9584 * stmt.c (expand_asm): Duplicate strings from tree.
9585 (expand_asm_operands): Likewise.
9586 * tree.c (tree_size): Update computation of size of STRING_CST.
9587 (make_node): Don't make STRING_CST nodes.
9588 (build_string): Allocate string with tree node.
9589 (tree_code_size): Clean up assertions, don't allow requests
9590 for "the size of a STRING_CST".
9591 * tree.def (STRING_CST): Update comment.
9592 * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
9593 (tree_string): Place contents of string in tree node.
9594 * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
9597 2004-09-17 Zack Weinberg <zack@codesourcery.com>
9599 * Makefile.in (c-parse.o): Depend on $(C_PRAGMA_H).
9600 * objc/Make-lang.in (objc/objc-parse.o): Likewise.
9602 2004-09-17 Jones Desougi <jones@ingate.com>
9604 * configure.ac: Replace AC_COMPILE_CHECK_SIZEOF with AC_CHECK_SIZEOF.
9605 * configure, config.in: Regenerate.
9607 2004-09-17 Zack Weinberg <zack@codesourcery.com>
9609 * tree.c, tree.h (tree_class_strings): Make array const.
9610 Reindent per coding convention. Move asterisk to proper place
9611 per coding convention.
9613 2004-09-18 Andreas Schwab <schwab@suse.de>
9615 * Makefile.in (gimple-low.o): Depend on $(EXPR_H).
9616 (tree-vectorizer.o): Likewise.
9617 (targhooks.o): Likewise.
9619 2004-09-17 Jeffrey D. Oldham <oldham@codesourcery.com>
9620 Zack Weinberg <zack@codesourcery.com>
9622 * alias.c (find_base_decl): Remove unreachable case '3' block.
9623 * expr.c (safe_from_p): Abort if passed a type.
9624 * tree-gimple.c (recalculate_side_effects): Abort if passed
9625 anything other than an expression.
9626 * tree-ssa-pre.c (phi_translate): Return expr immediately if
9627 is_gimple_min_invariant is true for it. Reorder cases for clarity.
9628 Abort on un-handled tree classes.
9629 (valid_in_set): Likewise.
9630 * tree.c (tree_code_class_strings): New static data.
9632 * tree.h (enum tree_code_class): New.
9633 (tree_code_class_strings): Declare.
9634 (TREE_CODE_CLASS_STRING, EXCEPTIONAL_CLASS_P, CONSTANT_CLASS_P)
9635 (REFERENCE_CLASS_P, COMPARISON_CLASS_P, UNARY_CLASS_P, BINARY_CLASS_P)
9636 (STATEMENT_CLASS_P, EXPRESSION_CLASS_P, IS_TYPE_OR_DECL_P): New macros.
9637 (TYPE_P, DECL_P, IS_NON_TYPE_CODE_CLASS, IS_EXPR_CODE_CLASS)
9638 (checking macros, EXPR_LOCATION, SET_EXPR_LOCATION, EXPR_LOCUS): Update.
9640 * tree.def, c-common.def, objc/objc-tree.def: Use
9641 tree_code_class enumeration constants instead of code letters.
9643 * alias.c, builtins.c, c-common.c, c-format.c, c-lang.c, c-pragma.c
9644 * c-typeck.c, cgraphunit.c, convert.c, dbxout.c, dwarf2out.c
9645 * emit-rtl.c expr.c, fold-const.c, gimplify.c, lambda-code.c
9646 * langhooks.c, langhooks.h, predict.c, print-tree.c, reload1.c, stmt.c
9647 * tree-browser.c, tree-cfg.c, tree-chrec.c, tree-complex.c, tree-dfa.c
9648 * tree-dump.c, tree-eh.c, tree-gimple.c, tree-inline.c, tree-nested.c
9649 * tree-outof-ssa.c, tree-pretty-print.c, tree-sra.c, tree-ssa-ccp.c
9650 * tree-ssa-dce.c, tree-ssa-dom.c, tree-ssa-forwprop.c, tree-ssa-live.c
9651 * tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c
9652 * tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-propagate.c
9653 * tree-ssa.c, tree-ssanames.c, tree-tailcall.c, tree.c, varasm.c
9654 * config/sol2-c.c, config/arm/arm.c, config/i386/winnt.c
9655 * config/pa/pa.c, config/pa/pa.h, config/sh/sh.c, objc/objc-lang.c
9658 * LANGUAGES: Add note about change.
9660 2004-09-17 Diego Novillo <dnovillo@redhat.com>
9662 PR tree-optimization/17319
9663 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Also
9664 examine pointers on the LHS of an assignment.
9665 (collect_points_to_info_r): Handle RETURN_EXPR.
9667 2004-09-17 Jeff Law <law@redhat.com>
9669 * tree-ssa-dom.c (const_and_copies_stack): New.
9670 (dom_walk_block_data): Remove const_and_copies field.
9671 (record_const_or_copy): No longer need to pass in varray_type *.
9672 Use CONST_AND_COPIES_STACK rather than passed in block local stack.
9674 (record_equality): Similarly.
9675 (restore_vars_to_original_value): Similarly. Revamp to use new
9676 single global stack rather than per-block stacks.
9677 (tree_ssa_dominator_optimize): Initialize the CONST_AND_COPIES_STACK.
9678 (thread_across_edge): Remove now unused parameters.
9679 (dom_opt_initialize_block_local_data): No longer test the block
9680 local CONST_AND_COPIES.
9681 (dom_opt_initialize_block): Push a marker on CONST_AND_COPIES_STACK.
9683 2004-09-17 Jan Hubicka <jh@suse.cz>
9685 PR tree-optimization/17509
9686 * tree-optimize.c (update_inlined_to_pointers): New function.
9687 (tree_rest_of_compilation): Use it.
9689 2004-09-17 Devang Patel <dpatel@apple.com>
9691 * dbxout.c (get_lang_number): New.
9692 (dbxout_init): Include lang number in N_SO stab.
9693 * dbxout.h (N_SO_AS, N_SO_C, N_SO_ANSI_C, N_SO_CC, N_SO_FORTRAN,
9694 N_SO_PASCAL, N_SO_FORTRAN90, N_SO_OBJC, N_SO_OBJCPLUS): New #define.
9696 2004-09-17 Diego Novillo <dnovillo@redhat.com>
9698 PR tree-optimization/17273
9699 * tree-ssa.c (replace_immediate_uses): Call fold_stmt if the
9700 replacement is a constant.
9702 2004-09-17 Joseph S. Myers <jsm@polyomino.org.uk>
9704 * c-tree.h (enum c_typespec_keyword): New.
9705 (struct c_declspecs): Adjust description of "type". Remove
9706 specbits, explicit_int_p and explicit_char_p. Rename
9707 typedef_signed_p to explicit_signed_p. Add default_int_p, long_p,
9708 short_p, signed_p, unsigned_p and complex_p.
9709 (finish_declspecs): New.
9710 * c-parse.in (datadef, datadecl, setspecs, decl, component_decl,
9711 typename): Call finish_declspecs.
9712 * c-decl.c (finish_declspecs): New.
9713 (declspecs_add_type): Check for combinations which cannot occur in
9714 valid specifier lists. Update comments.
9715 (shadow_tag_warned): Remove checks done in finish_declspecs.
9716 Don't report useless type name if type defaulted to int.
9717 (grokdeclarator): Remove checks and actions done in
9718 finish_declspecs. Don't allow for type being NULL. Update for
9719 datastructures changes. Initialize decl_attr.
9720 (build_null_declspecs, quals_from_declspecs): Update for
9721 datastructures changes.
9723 2004-09-17 Sylvain Pion <Sylvain.Pion@sophia.inria.fr>
9725 * doc/extend.texi: Fix duplicated word.
9727 2004-09-17 Toon Moene <toon@moene.indiv.nluug.nl>
9729 * doc/invoke.texi: Remove stray explanation on
9730 -freduce-all-givs and -fmove-all-movables.
9732 2004-09-17 James Morrison <phython@gcc.gnu.org>
9734 * doc/cfg.texi: Use @smallexample.
9735 * doc/md.texi: Likewise.
9736 * doc/tree-ssa.texi: Likewise.
9737 * doc/extend.texi: Likewise. Use @r{} in comments.
9738 * doc/trouble.texi: Use @r{} in comments.
9740 2004-09-17 Hans-Peter Nilsson <hp@bitrange.com>
9742 * configure.ac (gcc_cv_gld_version): Handle whitespace before
9744 * aclocal.m4 (_gcc_COMPUTE_GAS_VERSION): Ditto.
9745 * configure: Regenerate.
9747 2004-09-17 J"orn Rennecke <joern.rennecke@superh.com>
9749 * sh.c (sh_gimplify_va_arg_expr): Don't call pass_by_reference.
9750 (sh_pass_by_reference): Work around std_gimplify_va_arg_expr bug.
9751 * t-sh (MULTILIB_CPUS): s/ML_m/ML_sh/g .
9752 * t-sh64 (MULTILIB_CPU_DIRS): Likewise. Match dashes and trailing
9753 slashes in substitutions.
9754 (MULTILIB_DIRNAMES): Remove defunct removal of /media32.
9756 2004-09-17 Kazu Hirata <kazu@cs.umass.edu>
9758 * basic-block.h, c-decl.c, c-parse.in, cgraphunit.c, ddg.c,
9759 gimplify.c, lambda-code.c, optabs.c, predict.c,
9760 tree-scalar-evolution.c, tree-sra.c, tree-ssa-loop-ch.c,
9761 tree-ssa.c, vec.h: Fix comment typos. Follow spelling
9764 2004-09-17 Kazu Hirata <kazu@cs.umass.edu>
9766 * doc/compat.texi, doc/cpp.texi, doc/cppopts.texi,
9767 doc/extend.texi, doc/install.texi, doc/invoke.texi,
9768 doc/sourcebuild.texi, doc/tm.texi, doc/tree-ssa.texi,
9769 doc/trouble.texi: Use @option around options.
9771 2004-09-17 Richard Sandiford <rsandifo@redhat.com>
9773 * Makefile.in (gen-protos.o): Depend on errors.h.
9775 2004-09-17 Steven Bosscher <stevenb@suse.de>
9777 PR tree-optimization/17513
9778 * cfgexpand.c (construct_init_block): Clear EDGE_EXECUTABLE
9779 for successors of the entry block.
9781 2004-09-17 Uros Bizjak <uros@kss-loka.si>
9783 PR rtl-optimization/15187
9784 * ifcvt.c (noce_try_cmove_arith): Exit early if total
9785 insn_rtx_cost of both branches > BRANCH_COST
9787 2004-09-16 Diego Novillo <dnovillo@redhat.com>
9789 PR tree-optimization/17528
9790 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Do not
9791 erase the may-alias set for a tag when merging it with
9794 2004-09-16 Kaz Kojima <kkojima@gcc.gnu.org>
9796 * config/sh/sh.md (call): Extend 32-bit addresses to DImode
9797 for 32-bit TARGET_SHMEDIA.
9798 (call_value): Likewise.
9800 2004-09-16 Diego Novillo <dnovillo@redhat.com>
9802 * tree-ssa-operands.c (add_call_clobber_ops): Make read-only
9803 test apply only to TREE_STATIC and DECL_EXTERNAL.
9805 2004-09-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9807 * Makefile.in (tree-cfg.o): Add CFGLAYOUT_H dependency.
9808 * basic-block.h (get_dominated_by_region): Declare.
9809 * dominance.c (get_dominated_by_region): New function.
9810 * tree-cfg.c: Include cfglayout.h.
9811 (tree_duplicate_bb): Duplicate also phi nodes.
9812 (struct ssa_name_map_entry): New type.
9813 (add_phi_args_after_copy_bb, add_phi_args_after_copy,
9814 ssa_name_map_entry_hash, ssa_name_map_entry_eq,
9815 allocate_ssa_names, rewrite_to_new_ssa_names_def,
9816 rewrite_to_new_ssa_names_use, rewrite_to_new_ssa_names_bb,
9817 rewrite_to_new_ssa_names, tree_duplicate_sese_region): New functions.
9818 * tree-flow.h (tree_duplicate_sese_region, add_phi_args_after_copy_bb,
9819 add_phi_args_after_copy, rewrite_to_new_ssa_names_bb,
9820 rewrite_to_new_ssa_names, allocate_ssa_names,
9821 rewrite_into_loop_closed_ssa, verify_loop_closed_ssa): Declare.
9822 * tree-ssa-loop-ch.c (duplicate_blocks): Removed.
9823 (copy_loop_headers): Use tree_duplicate_sese_region.
9825 2004-09-16 Frank Ch. Eigler <fche@redhat.com>
9827 * profile.c (branch_prob): Restore support for USE_MAPPED_LOCATION.
9829 2004-09-16 Jeff Law <law@redhat.com>
9831 * tree-into-ssa.c (block_defs_stack): New toplevel varray.
9832 (rewrite_block_data): Remove, no longer used.
9833 (rewrite_initialize_block_local_data): Remove, no longer used.
9834 (rewrite_initialize_block): Mark parameters as unused as needed.
9835 Change references to the block local block_defs to be block_defs_stack.
9836 Push a marker onto the block_defs_stack.
9837 (ssa_rewrite_initialize_block): Similarly.
9838 (rewrite_stmt, ssa_rewrite_stmt): Similarly.
9839 (ssa_register_new_def): No longer needs varray argument. Use
9840 block_defs_stack instead. No longer handle possibly null block_defs
9841 varray. Reverse order of items we push on the stack to make it
9842 easier to identify our marker.
9843 (register_new_def): No longer handle possibly null block_defs
9845 (rewrite_finalize_block): Revamp to look for markers in the global
9846 block_defs_stack varray rather than wiping a block local varray.
9847 Mark arguments as unused as needed.
9848 (ssa_rewrite_finalize_block): Similarly.
9849 (rewrite_into_ssa): Update initialization of dom walker structure
9850 to reflect that we don't need block local data anymore. Initialize
9851 the block_defs_stack varray.
9852 (rewrite_ssa_into_ssa): Similarly.
9853 * tree-ssa-dom.c (block_defs_stack): New toplevel varray.
9854 (struct dom_walk_data): Kill block_defs field.
9855 (tree_ssa_dominator_optimize): Initialize block_defs_stack.
9856 (thread_across_edge): Use the global block_defs_stack instead of
9857 the old block_defs varray.
9858 (dom_opt_initialize_block_local_data): Update now that we don't have
9859 block_defs field to check anymore.
9860 (dom_opt_initialize_block): Push a marker onto block_defs_stack.
9861 (restore_currdefs_to_original_value): Use the new block_defs_stack
9862 instead of a block local varray.
9863 (dom_opt_finalize_block): Similarly.
9864 (record_equivalencs_from_phis): Similarly.
9865 (optimize_stmt, register_definitions_for_stmt): Similarly.
9867 2004-09-16 Andrew MacLeod <amacleod@redhat.com>
9869 PR tree-optimization/17517
9870 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
9871 coalesce same-root variables without checking for abnormal PHI usage.
9873 2004-09-16 Daniel Berlin <dberlin@dberlin.org>
9875 * cfgloop.h (duplicate_loop): Add prototype.
9876 * cfgloopmanip.c (duplicate_loop): Make non-static.
9877 * lambda-code.c (perfect_nestify): Factor out test whether
9878 we can handle this loop into separate function.
9880 (can_convert_to_perfect_nest): New function.
9881 (replace_uses_of_x_with_y): Add modify_stmt call.
9882 * tree-loop-linear.c (linear_transform_loops): Call
9883 rewrite_into_loop_closed_ssa and free_df.
9885 2004-09-16 Daniel Berlin <dberlin@dberlin.org>
9887 * lambda-code.c (invariant_in_loop): is_gimple_min_invariant is
9888 loop invariant as well.
9889 (perfect_nestify): new function.
9890 (gcc_loop_to_lambda_loop): New parameters to track lower bounds,
9891 upper bounds, and steps.
9892 Set outerinductionvar properly.
9893 (gcc_loopnest_to_lambda_loopnest): Add loops and need_perfect
9895 Return NULL if we need a perfect loop and can't make one.
9896 (lambda_loopnest_to_gcc_loopnest): Correct algorithm.
9897 (not_interesting_stmt): New function.
9898 (phi_loop_edge_uses_def): Ditto.
9899 (stmt_uses_phi_result): Ditto.
9900 (stmt_is_bumper_for_loop): Ditto.
9901 (perfect_nest_p): Ditto.
9902 (nestify_update_pending_stmts): Ditto.
9903 (replace_uses_of_x_with_y): Ditto.
9904 (stmt_uses_op): Ditto.
9905 (perfect_nestify): Ditto.
9906 * lambda-mat.c (lambda_matrix_id_p): New function.
9907 * lambda-trans.c (lambda_trans_matrix_id_p): Ditto.
9908 * lambda.h: Update prototypes.
9909 * tree-loop-linear (linear_transform_loop): Use new
9910 perfect_nest_p. Detect and ignore identity transform.
9911 * tree-ssa-loop.c (pass_linear_transform): Use TODO_write_loop_closed.
9913 2004-09-16 Sebastian Pop <pop@cri.ensmp.fr>
9915 * tree-loop-linear.c (gather_interchange_stats): Add more comments.
9916 Gather also strides of accessed data. Pass in the data references
9918 (try_interchange_loops): Add a new heuristic for handling the temporal
9919 locality. Pass in the data references array.
9920 (linear_transform_loops): Pass the data references array to
9921 try_interchange_loops.
9923 2004-09-16 Kazu Hirata <kazu@cs.umass.edu>
9925 * doc/invoke.texi: Fix typos. Follow spelling conventions.
9927 2004-09-16 Nathan Sidwell <nathan@codesourcery.com>
9929 * doc/c-tree.texi (Classes): Remove index entries for
9930 TREE_VIA_{PUBLIC,PROTECTED,PRIVATE}.
9932 2004-09-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9934 * fold-const.c (fold): Fold difference of addresses.
9935 (ptr_difference_const): Moved from tree-ssa-loop-ivopts, based on
9936 get_inner_reference.
9937 * tree-ssa-loop-ivopts.c (peel_address): Removed.
9938 (ptr_difference_const): Moved to fold-const.c.
9939 (split_address_cost): Use get_inner_reference instead of peel_address.
9940 (ptr_difference_cost): Change type of diff to HOST_WIDE_INT.
9941 * tree.h (ptr_difference_const): Export.
9943 * tree-ssa-loop-ivopts.c (dump_iv, dump_use, dump_cand): Add induction
9944 variable type to the dump. Fix indentation.
9945 (idx_find_step): Handle nonconstant array_ref_element_size and
9946 array_ref_low_bound.
9947 (idx_record_use): Handle array_ref_element_size and
9948 array_ref_low_bound.
9949 (find_interesting_uses_stmt): Handle memory = nontrivial_expression
9950 statements correctly.
9951 (get_computation_at, iv_value): Do not unshare expressions here.
9952 (rewrite_use_outer): Unshare the expression before it is emitted
9954 * tree-ssa-loop-niter.c (unsigned_type_for, signed_type_for):
9956 * tree.c (unsigned_type_for, signed_type_for): Moved from
9957 tree-ssa-loop-niter.c. Use langhooks.
9958 * tree.h (signed_type_for): Export.
9960 2004-09-16 David Edelsohn <edelsohn@gnu.org>
9962 * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section): Update
9965 2004-09-15 Andrew Pinski <pinskia@physics.uc.edu>
9968 * c-incpath.h (target_c_incpath_s): Add extra_pre_includes.
9969 Add two parameters to extra_includes.
9970 (C_INCPATH_INIT): Remove.
9971 * c-incpath.c (register_include_chains): Call extra_pre_includes
9972 before adding the standard include directory.
9973 Update call to extra_includes.
9974 (!defined TARGET_EXTRA_INCLUDES): Update
9975 hook_void_charptr_charptr_int and add !define
9976 TARGET_EXTRA_PRE_INCLUDES.
9977 (!define TARGET_EXTRA_INCLUDES): Define as
9978 hook_void_charptr_charptr_int.
9979 (!define TARGET_EXTRA_PRE_INCLUDES): Likewise.
9980 (target_c_incpath): Always declare.
9981 * fixinclude.c (defined TARGET_EXTRA_INCLUDES): Declare a
9983 (define TARGET_EXTRA_PRE_INCLUDES): Likewise.
9984 * config/darwin.h: (darwin_register_frameworks): Update for
9985 the two new parameters.
9986 (darwin_register_objc_includes): Add prototype.
9987 (TARGET_EXTRA_PRE_INCLUDES): Define.
9988 * config/darwin-c.c (darwin_register_objc_includes): New function.
9989 (darwin_register_frameworks): Update for the two new parameters.
9990 (target_c_incpath): Remove.
9991 * config/t-darwin (darwin-c.o): Add $(PREPROCESSOR_DEFINES) to
9993 * doc/tm.texi (TARGET_EXTRA_INCLUDES): Document the two new
9995 (TARGET_EXTRA_PRE_INCLUDES): Document.
9997 * gcc.c (spec_function): Add replace-outfile.
9998 (replace_outfile_spec_function): New function.
9999 * config/darwin.h (LINK_SPEC): Add replace
10000 -lobjc with -lobjc-gnu if -fgnu-runtime is
10002 * invoke.texi (replace-outfile): Document.
10004 2004-09-13 Jan Hubicka <jh@suse.cz>
10006 * predict.c (expr_expected_value, strip_builtin_expect): New function.
10007 (tree_predict_by_opcode): Use it.
10008 (tree_estimate_probability): Add, for now disabled,
10009 strip_builtin_expect call.
10011 2004-09-15 James E Wilson <wilson@specifixinc.com>
10014 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Return false
10015 if current_function_decl is a sibcall.
10017 2004-09-15 Mark Mitchell <mark@codesourcery.com>
10019 * varasm.c (default_function_rdodata_section): Make sure to pass
10020 along a decl for a link-once section.
10022 2004-09-15 Richard Henderson <rth@redhat.com>
10024 * tree-ssa-operands.c (add_call_clobber_ops): Fix unused variable
10025 warning with code disable. Fix formatting.
10027 2004-09-15 Steven Bosscher <stevenb@suse.de>
10029 * Makefile.in (tree-ssa-dom.o): Depend on tree-ssa-propagate.h.
10030 * tree-ssa-dom.c (cprop_into_stmt): Recompute TREE_INVARIANT
10031 after propagating into an ADDR_EXPR.
10033 2004-09-15 Andrew Pinski <apinski@apple.com>
10036 * gcse.c (process_insert_insn): insn_invalid_p has side effects.
10037 Move it out of gcc_assert.
10039 2004-09-15 Joseph S. Myers <jsm@polyomino.org.uk>
10041 * attribs.c, builtins.c, c-format.c, c-pch.c, coverage.c,
10042 except.c, fold-const.c, function.c, langhooks.c, params.c,
10043 reload.c, reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
10044 tree-dump.c, tree-mudflap.c, tree.c, varasm.c: Use %<, %> and %q
10045 for quoting in diagnostics going through pretty-print.c. Use ''
10046 for quoting in other diagnostic text.
10047 * langhooks.c: Include intl.h. Mark text locating diagnostics for
10049 * Makefile.in (langhooks.o): Update dependencies.
10050 * pretty-print.h (pp_printf): Mark as accepting GCC diagnostic
10053 2004-09-15 Mark Mitchell <mark@codesourcery.com>
10055 * configure.ac: Check for COMDAT support. Robustify check for
10057 * configure: Regenerated.
10058 * config.in: Likewise.
10059 * langhooks-def.h (lhd_comdat_group): New function.
10060 (LANG_HOOKS_COMDAT_GROUP): New macro.
10061 (LANG_HOOKS_DECLS): Use it.
10062 * langhooks.c (lhd_comdat_group): Define.
10063 * langhooks.h (lang_hooks_for_decls): Add comdat_group.
10064 * output.h (named_section_flags): Make it a macro.
10065 (named_section_real): New function.
10066 (default_no_named_section): Add decl parameter.
10067 (default_elf_asm_named_section): Likewise.
10068 (default_coff_asm_named_section): Likewise.
10069 (default_pe_asm_named_section): Likewise.
10070 * target.h (gcc_target): Adjust type of named_section.
10071 * varasm.c (named_section_flags): Rename to named_section_real.
10072 Add decl parameter.
10073 (default_no_named_section): Add decl parameter.
10074 (default_elf_asm_named_section): Use COMDAT, if available. Deal
10075 with the case that ASM_COMMENT_START is "@".
10076 (default_coff_asm_named_section): Add decl parameter.
10077 (default_pe_asm_named_section): Likewise.
10078 * config/alpha/alpha.c (vms_asm_named_section): Add decl
10080 (unicosmk_asm_named_section): Likewise.
10081 * config/arm/arm.c (arm_elf_asm_named_section): Remove.
10082 * config/arm/elf.h (TARGET_ASM_NAMED_SECTION): Likewise.
10083 * config/c4x/c4x.c (c4x_asm_named_section): Add decl parameter.
10084 * config/cris/cris-protos.h (cris_target_asm_named_section):
10086 * config/cris/cris.c (cris_target_asm_named_section):
10088 * config/darwin/darwin-protos.h (darwin_asm_named_section):
10090 * config/darwin/darwin.c (darwin_asm_named_section): Likewise.
10091 * config/h8300/h8300.c (h8300_asm_named_section): Likewise.
10092 * config/i386/i386-protos.h (i386_pe_asm_named_section):
10094 * config/i386/winnt.c (i386_pe_asm_named_section): Likewise.
10095 * config/m68k/m68k.c (m68k_coff_asm_named_section): Likewise.
10096 * config/mcore/mcore.c (mcore_asm_named_section): Likewise.
10097 * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section):
10099 * config/sparc/sparc.c (sparce_elf_asm_named_section): Likewise.
10100 * cp/cp-lang.h (LANG_HOOKS_COMDAT_GROUP): Define.
10101 * cp/cp-tree.h (cxx_comdat_group): Declare.
10102 * cp/decl.c (cxx_comdat_group): New function.
10104 2004-09-15 Jan Hubicka <jh@suse.cz>
10106 * tree-ssa.c (verify_flow_sensitive_alias_info): Do not walk dead nodes.
10107 * tree-tailcall.c (eliminate_tail_call): Release SSA name.
10109 * tree-cfg.c (remove_bb): Release SSA defs.
10111 2004-09-15 Kazu Hirata <kazu@cs.umass.edu>
10113 * doc/tm.texi: Follow spelling conventions.
10115 2004-09-15 Kazu Hirata <kazu@cs.umass.edu>
10117 * tree-ssa-dom.c: Fix comment typos.
10119 2004-09-15 Alan Modra <amodra@bigpond.net.au>
10121 * config/rs6000/linux-unwind.h (struct gcc_pt_regs): Extend to
10123 (ppc_fallback_frame_state): Save location of CR.
10125 2004-09-15 Jakub Jelinek <jakub@redhat.com>
10127 * expr.c (string_constant): Handle also read-only variables
10128 initialized to string literals.
10130 * builtins.c (expand_builtin_memmove): Optimize memmove (x, y, 1)
10131 into memcpy (x, y, 1) if memcpy can be expanded inline.
10133 2004-09-15 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10135 PR tree-optimization/17468
10136 * tree-ssa.c (verify_use, verify_phi_args, verify_ssa): Verify that
10137 definition inside a block precede uses.
10138 * tree-tailcall.c (adjust_return_value): Emit statements in the
10141 2004-09-15 Richard Sandiford <rsandifo@redhat.com>
10143 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Delete.
10145 2004-09-15 Eric Botcazou <ebotcazou@libertysurf.fr>
10147 * doc/install.texi (sparc-sun-solaris2*): Properly format warning.
10149 2004-09-14 Jeff Law <law@redhat.com>
10151 * tree-ssa-dom.c (avail_exprs_stack): New global varray.
10152 (struct dom_walk_block_data): Remove avail_exprs member.
10153 (tree_ssa_dominator_optimize): Initialize avail_exprs_stack.
10154 (lookup_avail_expr): No longer need to pass in address of
10155 the block local available exprs stack. All callers changed.
10156 (simplify_cond_and_lookup_avail_expr): Similarly.
10157 (simplify_switch_and_lookup_avail_expr): Similarly.
10158 (get_eq_expr_value, record_cond): Likewise.
10159 (record_dominating_conditions): Likewise.
10160 (update_rhs_and_lookup_avail_expr): Likewise.
10161 (record_equivalences_from_stmt): Likewise.
10162 (dom_opt_initialize_block_local_data): No longer test state of
10163 block local avail_exprs.
10164 (dom_opt_initialize_block): Mark unwind point in the global
10166 (remove_expressions_from_table): Update to unwind to the
10167 most recent unwind marker in the global avail_expr stack.
10168 All callers changed.
10169 (dom_opt_finalize_block): Mark unwind point in the global
10170 avail_expr stack as needed.
10171 (record_cond): Push elements into the global avail_exprs stack.
10173 * tree-dfa.c (free_df_for_stmt): No longer static.
10174 (free_df): Update comments.
10175 * tree-flow.h (free_df_for_stmt): Prototype.
10176 * tree-ssa-dse.c (dse_optimize_stmt): Call free_df_for_stmt. Also
10179 2004-09-14 Diego Novillo <dnovillo@redhat.com>
10181 PR tree-optimization/17252
10182 * tree-ssa-alias.c (may_alias_p): Don't assume that a
10183 pointer may not point to itself when using relaxed
10186 2004-09-14 Richard Henderson <rth@redhat.com>
10188 PR middle-end/17397
10189 * gimplify.c (gimplify_addr_expr): Don't inadvertently change types
10190 while folding <ADDR_EXPR <INDIRECT_REF X>>.
10192 2004-09-14 Andrew Pinski <apinski@apple.com>
10194 * tree-ssa-copy.c (may_propagate_copy): Don't check the aliasing
10195 sets of the pointers but the aliasing sets of what they point to.
10197 2004-09-14 Roger Sayle <roger@eyesopen.com>
10199 PR rtl-optimization/9771
10200 * regclass.c (CALL_REALLY_USED_REGNO_P): New macro to eliminate
10201 conditional compilation in init_reg_sets_1.
10202 (init_reg_sets_1): Let global_regs[i] take priority over the frame
10203 (but not stack) pointer exceptions to regs_invalidated_by_call.
10204 (globalize_reg): Globalizing a fixed register may need to update
10205 regs_invalidated_by_call.
10207 2004-09-14 Diego Novillo <dnovillo@redhat.com>
10209 PR tree-optimization/15262
10210 * tree-dfa.c (dump_variable): Also print the type of the
10212 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If two
10213 memory tags are of conflicting alias sets but have no aliased
10214 symbols in common, add one tag to the alias set of the other.
10215 (setup_pointers_and_addressables): Remove hack to deal with
10216 programs with no aliased symbols.
10217 (may_alias_p): Don't special case aggregate types.
10219 2004-09-14 Joseph S. Myers <jsm@polyomino.org.uk>
10222 * doc/invoke.texi (Environment Variables): Correct example locale.
10224 2004-09-14 Jan Hubicka <jh@suse.cz>
10226 * cfg.c (expunge_block): Revert previous change adding ggc_free call.
10228 2004-09-14 Mark Mitchell <mark@codesourcery.com>
10230 * config.gcc: Do not build a shared libgcc for arm-none-eabi.
10232 2004-09-14 Joseph S. Myers <jsm@polyomino.org.uk>
10234 * c-tree.h (struct c_declspecs): Add const_p, volatile_p and
10236 (struct c_declarator): Change u.array.quals and pointer_quals to
10237 int. Add u.array.attrs.
10238 (quals_from_declspecs): New.
10239 * c-decl.c (quals_from_declspecs): New.
10240 (shadow_tag_warned): Give more specific message for useless type
10242 (build_array_declarator, set_array_declarator_inner,
10243 grokdeclarator, make_pointer_declarator, build_null_declspecs,
10244 declspecs_add_qual): Update for changed structures.
10246 2004-09-14 Jeff Law <law@redhat.com>
10248 * tree-ssa-dom.c (stmts_to_rescan): Move from a block-local
10249 to a global varray.
10250 (tree_ssa_dominator_optimize): Allocate stmts_to_rescan.
10251 (dom_opt_initialize_block_local_data): No longer test state
10252 of stmts_to_rescan.
10253 (dom_opt_finalize_block): Update due to change in scope of
10255 (optimize_stmt): Similarly.
10257 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
10259 * cgraph.h, cgraphunit.c, fold-const.c, lambda-mat.c,
10260 lambda.h, profile.c, tree-optimize.c, tree-sra.c, vec.h: Fix
10261 comment typos. Follow spelling conventions.
10263 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
10265 * config/darwin-c.c, config/alpha/alpha.c, config/i386/i386.c,
10266 config/i386/predicates.md, config/sparc/sparc.c: Follow
10267 spelling conventions.
10269 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10270 Steven Bosscher <stevenb@suse.de>
10272 * Makefile.in (loop-unroll.o): Add HASHTAB_H and RECOG_H dependency.
10273 * basic-block.h (struct reorder_block_def): Add copy_number field.
10274 * cfgloop.h (biv_p): Declare.
10275 * cfgloopmanip.c (duplicate_loop_to_header_edge): Set copy_number.
10276 * common.opt (fsplit-ivs-in-unroller): New flag.
10277 * loop-iv.c (biv_p): New function.
10278 * loop-unroll.c: Include hashtab.h and recog.h.
10279 (struct iv_to_split, struct split_ivs_info): New types.
10280 (analyze_ivs_to_split, si_info_start_duplication, split_ivs_in_copies,
10281 free_si_info, si_info_hash, si_info_eq, analyze_iv_to_split_insn,
10282 determine_split_iv_delta, get_ivts_expr, allocate_basic_variable,
10283 insert_base_initialization, split_iv): New functions.
10284 (peel_loop_completely, unroll_loop_constant_iterations,
10285 unroll_loop_runtime_iterations, peel_loop_simple, unroll_loop_stupid):
10287 * doc/invoke.texi (-fsplit-ivs-in-unroller): Document.
10289 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10291 * tree-cfg.c (thread_jumps): Update dominators correctly in
10292 case destination of threaded edge dominates its source.
10294 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10296 * unroll.c: Removed.
10298 * Makefile.in (LOOP_H, unroll.o): Removed.
10299 (toplev.o, passes.o, stmt.o, integrate.o, loop.o): Remove LOOP_H
10301 * alias.c (init_alias_analysis): Remove flag_old_unroll_loops
10303 * cfgloop.h (LOOP_PREFETCH, loop_optimize): Moved from loop.h.
10304 * common.opt (fold-unroll-loops, fold-unroll-all-loops): Removed.
10305 * loop.c: Do not include loop.h.
10306 (LOOP_INFO, LOOP_MOVABLES, LOOP_REGS, LOOP_IVS, INSN_LUID,
10307 REGNO_FIRST_LUID, REGNO_LAST_LUID, enum g_types, struct induction,
10308 struct iv_class, enum iv_mode, struct iv, REG_IV_TYPE, REG_IV_INFO,
10309 REG_IV_CLASS, struct loop_ivs, struct loop_mem_info, struct loop_reg,
10310 struct loop_regs, struct loop_movables, struct loop_info): Moved
10312 (back_branch_in_range_p, fold_rtx_mult_add, biv_total_increment,
10313 reg_dead_after_loop, final_biv_value, loop_find_equiv_value,
10314 find_common_reg_term, loop_iterations, final_giv_value): Moved
10316 (uid_luid, uid_loop, max_uid_for_loop, max_reg_before_loop,
10317 loop_dump_stream, for_each_insn_in_loop, express_from,
10318 extend_value_for_giv, loop_iv_add_mult_emit_before,
10319 loop_iv_add_mult_sink, loop_iv_add_mult_hoist,
10320 loop_insn_first_p, get_condition_for_loop,
10321 loop_insn_emit_before, loop_insn_hoist,
10322 loop_insn_sink): Made static.
10323 (loop_invariant_p): Made static. Removed flag_old_unroll_loops
10325 (strength_reduce): Do not call unroller.
10326 (record_giv): Do not initialize unrolled field.
10327 (prescan_loop): Do not set loop_info->preconditioned.
10328 * passes.c: Do not include loop.h.
10329 (rest_of_handle_loop_optimize): Do not call unroller.
10330 * predict.c: Do not include loop.h.
10331 * rtl.h (NOTE_PRECONDITIONED): Removed.
10332 * stmt.c: Do not include loop.h.
10333 * toplev.c: Do not include loop.h.
10334 (process_options): Do not handle flag_old_unroll_loops.
10336 * doc/invoke.texi (fold-unroll-loops, fold-unroll-all-loops):
10337 Documentation removed.
10338 * doc/passes.texi (unroll.c, loop.h): Documentation removed.
10340 2004-09-14 Nathan Sidwell <nathan@codesourcery.com>
10342 * Makefile.in (STAGE1_CHECKING): New variable.
10343 (stage1_build): Use it.
10344 * tree-ssa.c (verify_ssa): Preserve state of dominance
10347 2004-09-14 Uros Bizjak <uros@kss-loka.si>
10349 * config/i386/i386.c (output_fp_compare): Add generation
10350 of ftst instruction.
10351 * config/i386/i386.md (*cmpfp_0_sf, cmpfp_0_df, cmpfp_0_xf):
10352 Use output_fp_compare () function.
10353 (cmpfp_i, *cmpfp_i_sse, *cmpfp_i_sse_only): Fix insn constraint.
10354 (fix_truncdi_memory): Remove operands[5] copy.
10356 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
10358 * config/m32r/m32r.md, config/m68k/m68kelf.h,
10359 config/mcore/mcore.md, config/rs6000/linux64.h,
10360 config/rs6000/rs6000.c, config/sparc/sparc.c: Fix comment
10363 2004-09-13 James E Wilson <wilson@specifixinc.com>
10365 * Makefile.in (GEN_PROTOS_OBJS): Add $(BUILD_ERRORS).
10366 * gen-protos.c: Include errors.h.
10367 (progname): Delete.
10369 2004-09-14 Jan Hubicka <jh@suse.cz>
10371 * Makefile.in (predict.o): Depend on tree-scalar-evolution.h
10372 * predict.c: Include tree-scalar-evolution.h and cfgloop.h
10373 (predict_loops): Use number_of_iterations_exit to predict
10374 number of iterations on trees.
10376 2004-09-13 Dale Johannesen <dalej@apple.com>
10380 * c-decl.c (start_decl): Repair TREE_STATIC for initialized
10381 objects declared extern.
10383 2004-09-14 Paul Brook <paul@codesourcery.com>
10385 * config/arm/arm.c (arm_expand_prologue): Make args_to_push a
10388 2004-09-13 Daniel Jacobowitz <dan@debian.org>
10390 * fold-const.c (fold_checksum_tree): Ignore TYPE_CACHED_VALUES.
10391 Only use TYPE_BINFO for aggregates.
10393 2004-09-13 Daniel Jacobowitz <dan@debian.org>
10395 * expmed.c (synth_mult): Initialize latency. Check cost before
10396 checking ops count.
10398 2004-09-13 Kenneth Zadeck <Kenneth.Zadeck@NaturalBridge.com>
10400 * tree-ssa-operands.c (get_call_expr_operands): Added parm to
10401 add_call_clobber_ops and add_call_read_ops.
10402 (add_call_clobber_ops, add_call_read_ops): Added code to reduce
10403 the number of vdefs and vuses inserted based on analysis of global
10404 variables across calls. * tree-dfa.c (find_referenced_vars):
10405 Needed to reset static var maps before each function is compiled.
10407 (static_vars_to_consider_by_tree,static_vars_to_consider_by_uid,
10408 static_vars_info,functions_to_static_vars_info,module_statics_escape,
10409 all_module_statics,searchc_env,dfs_info): New fields to support
10410 analysis of static global variables.
10411 (print_order, convert_UIDs_in_bitmap, new_static_vars_info,
10412 cgraph_reset_static_var_maps, get_global_static_vars_info,
10413 get_global_statics_not_read, get_global_statics_not_written,
10414 searchc, cgraph_reduced_inorder, has_proper_scope_for_analysis,
10415 check_rhs_var, check_lhs_var, get_asm_expr_operands,
10416 process_call_for_static_vars, scan_for_static_refs,
10417 cgraph_characterize_statics_local, cgraph_get_static_name_by_uid,
10418 clear_static_vars_maps, cgraph_propagate_bits,
10419 cgraph_characterize_statics): New. Functions to support analysis
10420 of static global variables.
10421 (cgraph_mark_local_and_external_functions): Renamed from:
10422 (cgraph_mark_local_functions)
10423 (cgraph_expand_all_functions): Remove call to
10424 cgraph_mark_local_and_external_functions.
10425 (cgraph_optimize): Added driver to analyze static variables whose
10426 scope is within the compilation unit. * cgraph.h (struct
10427 cgraph_local_info, GTY): Added statics_read, statics_written,
10428 local, calls_read_all, calls_write_all, for_functions_valid.
10429 (struct cgraph_node): Added next_cycle. * cgraph.c
10430 (dump_cgraph_node): Added print routines for new fields. *
10431 makefile.in: macroized cgraph.h, added cgraphunit.c to the ggc
10434 2004-09-13 Joseph S. Myers <jsm@polyomino.org.uk>
10436 * c-decl.c (grokdeclarator): Correct comments about where storage
10437 class specifiers are rejected by grammar and add corresponding
10438 asserts. Diagnose typedefs and parameters declared inline.
10439 Change warning for inline main to a pedwarn. Only diagnose inline
10441 (declspecs_add_scspec): Allow duplicate "inline".
10443 2004-09-13 Steve Ellcey <sje@cup.hp.com>
10445 * config/ia64/ia64.c (ia64_scalar_mode_supported_p): New.
10446 (TARGET_SCALAR_MODE_SUPPORTED_P): New.
10448 2004-09-13 Richard Henderson <rth@redhat.com>
10451 * tree.h (TYPE_CONTAINS_PLACEHOLDER_INTERNAL): New.
10452 (tree_type): Replace spare with contains_placeholder_bits.
10453 (type_contains_placeholder_1): Rename from type_contains_placeholder_p,
10454 make static. Remove seen_types list.
10455 (type_contains_placeholder_p): New.
10457 2004-09-13 James E Wilson <wilson@specifixinc.com>
10459 * config/mips/mips.c (CODE_FOR_mips_sqrt_ps): New.
10460 (sb1_bdesc, bdesc_map, bdesc_arrays): New.
10461 (mips_expand_builtin): Add SB-1 support. Use bdesc_map and
10462 bdesc_arrays instead of mips_bdesc.
10463 (mips_init_builtins): Likewise.
10464 * config/mips/mips.h (TARGET_SB1): New.
10465 (HAVE_SQRT_P): Delete.
10466 * config/mips/mips.md (divide_condition): Support V2SF.
10467 (sqrt_condition, recip_condition): New.
10468 (div<mode>3): Use ANYF instead of SCALARF.
10469 (*div<mode>3): Use ANYF instead of SCALARF. Use UNITMODE instead of
10471 (*recip<mode>3, *rsqrt<mode>a, *rsqrt<mode>b): Use recip_condition
10472 instead of ISA_HAS_FP4. Use ANYF instead of SCALARF. Use UNITMODE
10474 (sqrt<mode>2): Use sqrt_condition instead of HAVE_SQRT_P. Use ANYF
10475 instead of SCALARF. Use UNITMODE instead of MODE.
10477 2004-09-13 Zack Weinberg <zack@codesourcery.com>
10479 * config.in: Regenerate after removal of libbanshee.
10481 2004-09-13 Andrew MacLeod <amacleod@redhat.com>
10483 PR tree-optimization/17400
10484 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
10485 coalesce partitions when one occurs in an abnormal PHI.
10487 2004-09-13 Andrew Pinski <apinski@apple.com>
10489 * config/rs6000/darwin.h (ASM_OUTPUT_COMMON): Change variable size's
10492 2004-09-13 Richard Henderson <rth@redhat.com>
10495 * cselib.c (cselib_invalidate_rtx): Export. Remove unused args.
10496 (cselib_invalidate_rtx_note_stores): New.
10497 (cselib_record_sets, cselib_process_insn): Update to match.
10498 * cselib.h (cselib_invalidate_rtx): Declare.
10499 * postreload.c (reload_cse_simplify): Invalidate asm clobbers.
10501 2004-09-13 Richard Henderson <rth@redhat.com>
10504 * tree-inline.c (copy_body_r): Recompute bits for ADDR_EXPR,
10505 after copying its argument.
10507 2004-09-13 Joseph S. Myers <jsm@polyomino.org.uk>
10509 * c-common.c, c-decl.c, c-lex.c, c-objc-common.c, c-opts.c,
10510 c-parse.in, c-pragma.c, c-typeck.c: Use %q, %< and %> for quoting
10511 in diagnostics. Use %' for English apostrophes.
10512 * c-tree.h (ATTRIBUTE_GCC_CDIAG): Define.
10513 (pedwarn_c90, pedwarn_c99): Use it.
10514 * c-decl.c (lookup_label): Quote label name in diagnostic.
10515 * c-parse.in (yyprint): Use ' instead of ` for left quote.
10516 * c-typeck.c (warn_for_assignment): Likewise.
10518 2004-09-13 Jan Hubicka <jh@suse.cz>
10520 * i386.c (x86_schedule): New global variable.
10521 (override_options): Disable scheduling when not supported.
10522 * i386.h (x86_schedule): Declare.
10523 (TARGET_SCHEDULE): New macro.
10525 2004-09-12 Richard Henderson <rth@redhat.com>
10528 * fold-const.c (fold) <case CLEANUP_POINT_EXPR>: Remove.
10529 * tree.c, tree.h (has_cleanups): Remove.
10531 2004-09-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10533 * tree-ssa-loop-manip.c (split_loop_exit_edge): Handle non-ssaname
10534 arguments of the phi nodes correctly.
10536 2004-09-12 Jan Hubicka <jh@suse.cz>
10538 * ggc-common.c (cmp_statistics): Fix sorting.
10540 2004-09-12 David Edelsohn <edelsohn@gnu.org>
10543 * expmed.c (expand_divmod): If cheap power of 2 divide is
10544 available, use it for negative constant as well.
10546 2004-09-12 Andrew Pinski <apinski@apple.com>
10548 * darwin.h (ASM_OUTPUT_COMMON): Make sure we do not have a
10551 * tree-chrec.c (initialize_scalar_evolutions_analyzer): Remove.
10553 2004-09-12 Richard Henderson <rth@redhat.com>
10555 * config/i386/i386.c (ix86_split_ashldi): Special case op1 as one
10557 (ix86_split_ashrdi, ix86_split_lshrdi): Clean up conditions for
10558 post-reload, and scratch NULL.
10559 * config/i386/i386.md (testqi_1): Use FLAGS_REG name.
10560 (x86_shift_adj_2): Use ix86_expand_clear.
10561 (ashldi3): Remove CMOVE expansion difference.
10562 (ashldi3_1): Remove.
10563 (*ashldi3_1): Rename from *ashldi3_2. Use reg_or_pm1_operand and
10564 add constraints for immediates. New peephole for split-with-temp.
10565 Run splitter after peep2 pass.
10566 (ashrdi3, ashrdi3_1, ashrdi3_2): Similarly.
10567 (lshrdi3, lshrdi3_1, lshrdi3_2): Similarly.
10568 (setcc_2): Rename with *.
10569 * config/i386/predicates.md (reg_or_pm1_operand): New.
10570 (ashldi_input_operand): New.
10572 2004-09-12 Richard Henderson <rth@redhat.com
10574 * print-rtl.c (print_decl_name): New.
10575 (print_mem_expr): Use it.
10577 2004-09-12 Richard Henderson <rth@redhat.com
10579 PR 17186, part deux
10580 * except.c (sjlj_emit_function_exit): Fix logic locating
10581 sjlj_exit_after in final block.
10583 2004-09-12 Toon Moene <toon@moene.indiv.nluug.nl>
10585 * common.opt: Remove flags -fmove-all-movables and
10587 * loop-invariant.c (find_invariants_to_move):
10588 Remove all uses of flag_move_all_movables.
10589 * loop.c (move_movables): Remove all uses of
10590 flag_move_all_movables.
10591 (strength_reduce): Remove all uses of
10592 flag_reduce_all_givs.
10593 * doc/invoke.texi: Remove documentation of flags
10594 -fremove-all-movables and -freduce-all-givs.
10596 2004-09-11 Roger Sayle <roger@eyesopen.com>
10598 PR middle-end/17411
10599 * tree-sra.c (generate_element_zero): Revert recent build_int_cst
10600 change. elt->type may be a floating point type, so use fold_convert.
10602 2004-09-11 Geoffrey Keating <geoffk@apple.com>
10604 * config/darwin.c (machopic_validate_stub_or_non_lazy_ptr): Mark
10605 the thing referenced as used, not the stub itself.
10607 2004-09-11 Joseph S. Myers <jsm@polyomino.org.uk>
10609 * c-tree.h (enum c_storage_class): New.
10610 (struct c_declspecs): Add storage_class, inline_p and thread_p.
10611 * c-decl.c (shadow_tag_warned): Give errors for "inline" in empty
10612 declarations and "auto" or "register" in file scope empty
10613 declarations. Give more specific warnings for other cases of
10614 storage class specifiers in empty declarations.
10615 (grokdeclarator): Update for new structures. Don't check for
10616 multiple storage classes. Diagnose file-scope "register" if
10618 (build_null_declspecs): Update.
10619 (declspecs_add_scspec): Update. Diagnose multiple storage class
10620 specifiers and invalid uses of "__thread".
10622 2004-09-11 Zack Weinberg <zack@codesourcery.com>
10624 * tree.c (tree_code_size): New function, bulk of code from tree_size.
10625 (tree_size, make_node): Use it.
10626 * tree-ssa-pre.c (init_pre): Use it.
10627 * tree.h: Prototype it.
10629 2004-09-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10631 * tree-cfg.c (set_bb_for_stmt): Use PHI_BB.
10632 * tree-dfa.c (compute_immediate_uses, add_immediate_use,
10633 redirect_immediate_use): Use PHI_DF.
10634 * tree-flow-inline.h (stmt_ann): Abort on phi nodes.
10635 (bb_for_stmt): Use PHI_BB.
10636 (get_immediate_uses): Use PHI_DF.
10637 * tree-ssa-dse.c (max_stmt_uid): New variable.
10638 (get_stmt_uid): New function.
10639 (dse_optimize_stmt, dse_record_phis, tree_ssa_dse): Do not use phi
10641 * tree-ssa-loop-im.c (LIM_DATA): Do not use phi statement annotations.
10642 (max_uid): Renamed to max_stmt_uid.
10643 (get_stmt_uid): New function.
10644 (maybe_queue_var, single_reachable_address, determine_lsm): Do not use
10645 phi node annotations.
10646 * tree-ssa.c (replace_immediate_uses): Do not use phi node annotations.
10647 * tree.h (PHI_BB, PHI_DF): New accessor functions.
10648 (struct tree_phi_node): Add bb and df fields.
10650 2004-09-11 Richard Henderson <rth@redhat.com>
10652 PR middle-end/17416
10653 * cfgexpand.c (expand_used_vars_for_block): Fix off-by-one bug
10656 2004-09-11 Jan Hubicka <jh@suse.cz>
10658 * i386.h (MODE_NEEDED): Calls need UNINITIALIZED mode; add comment.
10659 (EMIT_MODE_SET): UNINITIALIZED mode needs no set.
10660 * i386.md (i387_cw): Add 'uninitialized' mode.
10662 * profile.c (BB_TO_GCOV_INDEX): move more to the front.
10663 (output_location): Break out from ....
10664 (branch_prob): ... here; handle gcov output on trees.
10665 * toplev.c (process_options): No longer be sorry about coverage for
10668 2004-09-11 Steven Bosscher <stevenb@suse.de>
10671 * fold-const.c (fold): Do not try to fold the operand of a
10672 CLEANUP_POINT_EXPR if that operand does itself not have any
10675 PR middle-end/17417
10676 * langhooks.c (lhd_decl_printable_name): Make sure that this
10677 function is called with is a decl node that has an identifier.
10678 * tree-pretty-print.c (dump_function_name): New function to
10679 wrap PRINT_FUNCTION_NAME and dump_decl_name.
10680 (print_call_name): Use it.
10682 2004-09-11 Mohan Embar <gnustuff@thisiscool.com>
10684 * ggc-none.c: Include "bconfig.h" if -DGENERATOR_FILE,
10687 2004-09-11 Jakub Jelinek <jakub@redhat.com>
10689 * tree-ssa-alias.c (collect_points_to_info_r): Handle
10690 pointing to PTR + OFFSET as PTR, not as pointing to PTR or pointing
10693 2004-09-11 Richard Henderson <rth@redhat.com>
10695 * expr.c (expand_expr_addr_expr_1) Rename from expand_expr_addr_expr.
10696 (expand_expr_addr_expr): New function. Take ADDR_EXPR instead of the
10697 operand of the ADDR_EXPR.
10698 (expand_expr_real_1): Update to match.
10700 2004-09-11 David Edelsohn <edelsohn@gnu.org>
10703 * config/rs6000/aix.h (MD_FROB_UPDATE_CONTEXT): Use __64BIT__ to
10704 choose 64-bit version.
10706 2004-09-11 Richard Henderson <rth@redhat.com>
10709 * c-typeck.c (build_unary_op): Add legacy offsetof hack.
10711 2004-09-11 Kazu Hirata <kazu@cs.umass.edu>
10713 * doc/cfg.texi, doc/hostconfig.texi, doc/install.texi,
10714 doc/invoke.texi, doc/md.texi, doc/tm.texi, doc/tree-ssa.texi:
10715 Insert @: after i.e. or e.g.
10717 2004-09-10 Geoffrey Keating <geoffk@apple.com>
10719 * tree-pretty-print.c (dump_decl_name): Print unnamed decls as
10720 D.xxx rather than <Dxxx>.
10722 2004-09-10 Adam Nemet <anemet@lnxw.com>
10724 * configure.ac (AC_MSG_CHECKING(what linker to use)):
10725 in_tree_ld_is_elf should be true for LynxOS.
10726 * configure: Regenerate.
10728 2004-09-10 Adam Nemet <anemet@lnxw.com>
10730 * Makefile.in (all.cross): Add srcextra.
10732 2004-09-10 Roger Sayle <roger@eyesopen.com>
10734 PR middle-end/17024
10735 * fold-const.c (fold_cond_expr_with_comparison): Handle unordered
10736 floating point comparison operators. Change aborts to gcc_asserts.
10738 2004-09-10 Geoffrey Keating <geoffk@apple.com>
10740 * final.c (output_asm_insn): Correct problem with -fverbose-asm.
10742 2004-09-10 James E Wilson <wilson@specifixinc.com>
10744 * Makefile.in (LIBGCC_DEPS): Delete duplicate stmp-int-hdrs reference.
10745 (stmp-fixproto): Change stmp-int-headers to stmp-int-hdrs in comment.
10747 * convert.c (convert_to_vector): Replace recursive call with
10750 * emit-rtl.c (gen_const_vector): Renamed from gen_const_vector_0.
10751 Add integer argument named constant. Use const_tiny_rtx instead of
10753 (gen_rtx_CONST_VECTOR): Rewrite to handle checks for both CONST0_RTX
10755 (init_emit_once): Fix users of gen_const_vector. Set CONST1_RTX for
10757 * expr.c (const_vector_from_tree): Call gen_rtx_CONST_VECTOR instead
10758 of gen_rtx_raw_CONST_VECTOR.
10760 2004-09-10 Eric Christopher <echristo@redhat.com>
10763 * c-parse.in (attribute): Add NULL_TREE for error case
10764 for error recovery.
10766 2004-09-10 Zack Weinberg <zack@codesourcery.com>
10768 * c-common.h (struct c_fileinfo): Comment moved here from cp-tree.h.
10769 (extract_interface_info): Delete prototype.
10770 * c-decl.c (extract_interface_info): Delete stub.
10771 * c-lex.c (get_fileinfo): Initialize file_info_tree here, if
10772 it's not already been done ...
10773 (init_c_lex): ... not here.
10774 (fe_file_change): Don't call extract_interface_info.
10776 2004-09-11 Joseph S. Myers <jsm@polyomino.org.uk>
10778 * c-tree.h (struct c_declspecs): Remove typedef_decl. Add
10779 typedef_p and typedef_signed_p.
10780 * c-decl.c (shadow_tag_warned): Check typedef_p, not typedef_decl.
10781 (grokdeclarator): Don't use typedef_decl for warn_deprecated_use.
10782 Check typedef_p and typedef_signed_p, not typedef_decl.
10783 (grokfield): Check typedef_p, not typedef_decl.
10784 (build_null_declspecs): Initialize typedef_p and typedef_signed_p,
10786 (declspecs_add_type): Set typedef_p and typedef_signed_p, not
10789 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
10791 * doc/tm.texi, doc/tree-ssa.texi: Fix typos.
10793 2004-09-10 Geoffrey Keating <geoffk@apple.com>
10795 * gimplify.c (create_tmp_var_raw): Don't name otherwise-nameless
10796 temporary variables.
10798 * dbxout.c (dbxout_block): Update for
10799 current_function_func_begin_label a string.
10800 * dwarf2out.c (dwarf2out_begin_prologue): Likewise.
10801 * except.c (dw2_output_call_site_table): Likewise.
10802 * toplev.c (current_function_func_begin_label): Likewise.
10803 * tree.h (current_function_func_begin_label): Likewise.
10804 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Likewise.
10806 * final.c (output_asm_insn): Use strtoul instead of atoi, save a
10809 * config/darwin.c: Include target.h.
10810 (struct machopic_indirection): Make ptr_name a string.
10811 (machopic_indirection_hash): Update for ptr_name a string.
10812 (machopic_indirection_eq): Likewise.
10813 (machopic_indirection_name): Likewise.
10814 (machopic_output_indirection): Likewise.
10815 (machopic_validate_stub_or_non_lazy_ptr): Update for ptr_name a
10816 string. Don't expect stub names to be in the identifier hash table.
10817 Do call strip_name_encoding before looking up entry in ID hash table.
10818 * config/t-darwin (darwin.o): Add target.h to dependencies.
10820 * gcc/config/rs6000/rs6000.c (print_operand): Use fputs instead
10821 of fprintf for register names.
10823 * output.h (unlikely_section_label): Delete declaration.
10824 (unlikely_text_section_name): Likewise.
10825 * varasm.c (unlikely_section_label_printed): Make static.
10826 (unlikely_section_label): Likewise.
10827 (unlikely_text_section_name): Likewise.
10828 (assemble_start_function): Use reconcat.
10830 * rtl.def (REG): Add comment to describe third field.
10832 2004-09-10 Andrew Pinski <apinski@apple.com>
10834 * config/darwin.c (machopic_mcount_stub_name): Call
10835 machopic_indirection_name instead of making the string
10838 2004-09-10 Diego Novillo <dnovillo@redhat.com>
10842 2004-09-08 Jie Zhang <zhangjie@magima.com.cn>
10844 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If type
10845 memory tag is call clobbered, so are its aliases.
10846 (group_aliases): When two memory tags being grouped, if one is
10847 call clobbered, so are the other and its aliases.
10848 (add_may_alias): Remove call-clobbering stuff.
10849 (replace_may_alias): Likewise.
10850 (merge_pointed_to_info): Merge pt_global_mem
10852 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
10854 * bb-reorder.c, c-common.c, c-incpath.c, c-typeck.c,
10855 genrecog.c, lambda-code.c, mips-tdump.c, mips-tfile.c,
10856 passes.c, tree-data-ref.c, tree-data-ref.h, tree-mudflap.c,
10857 tree-scalar-evolution.c, tree-ssa-copyrename.c,
10858 tree-ssa-live.c, tree-ssa-live.h: Fix comment typos.
10860 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
10862 * config/frv/frv.md (UNSPEC_MASACCS, UNSPEC_MDASACCS): New constants.
10863 (maddaccs, msubaccs, *maddacc): Turn operand 0 into a single ACC/ACCG
10864 pair. Remove match_dup from inputs. Remove masaccs handling.
10865 (mdaddaccs, mdsubaccs, *mdaddacc): Likewise a dual ACC/ACCG pair.
10866 (masaccs, mdasaccs): Turn into define_insns.
10868 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
10870 * tree-tailcall.c (process_assignment): Only do accumulator transforms
10871 for floating-point types if flag_unsafe_math_optimizations.
10873 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
10875 * config/darwin.c, config/alpha/alpha.h, config/arm/arm.c,
10876 config/arm/arm.h, config/arm/arm.md, config/arm/bpabi.h,
10877 config/arm/predicates.md, config/frv/frv.c, config/frv/frv.md,
10878 config/h8300/h8300.md, config/i386/gmm_malloc.h,
10879 config/ia64/ia64.md, config/ip2k/libgcc.S,
10880 config/mips/mips-ps-3d.md, config/mips/mips.c,
10881 config/rs6000/rs6000.c, config/s390/s390.c,
10882 config/sh/symbian.c: Fix comment typos.
10884 2004-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
10886 * config/s390/s390.c (s390_emit_prologue): Added missing
10889 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
10891 * doc/extend.texi, doc/invoke.texi, doc/passes.texi: Fix
10892 typos. Follow spelling conventions.
10894 2004-09-10 Joseph S. Myers <jsm@polyomino.org.uk>
10896 * toplev.c (warn_deprecated_use): Correct logic for saying "type"
10897 in diagnostic. Don't dereference NULL TYPE_NAME.
10899 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
10901 * c-common.c, c-pch.c, defaults.h, lambda-code.c, passes.c,
10902 tree-data-ref.c, tree-flow.h, tree-ssa-operands.c,
10903 tree-ssa-threadupdate.c, tree-vectorizer.c, tree-vectorizer.h,
10904 value-prof.c: Fix comment typos. Follow spelling conventions.
10906 2004-09-10 Jan Hubicka <jh@suse.cz>
10908 * tree-ssa-dce.c (remove_dead_stmt): Update profile.
10909 * tree-split_edge.c (tree_split_edge): Likewise.
10910 (thread_jumps): Likewise.
10912 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
10914 * cgraphunit.c, predict.c, tree-ssa-loop-ivopts.c: Fix comment
10917 2004-09-10 Paolo Bonzini <bonzini@gnu.org>
10919 * cgraph.h (cgraph_dump_file): Do not declare.
10920 * cgraphunit.c (cgraph_dump_file): Declare as static.
10921 (init_cgraph): New.
10922 * toplev.c (cgraph_dump_file): Do not declare.
10923 (compile_file): Call init_cgraph.
10924 * tree-dump.c (dump_files): Add IPA dump file, remove
10925 XML dump of call graph.
10926 (get_dump_file_name): Support IPA dump file naming scheme.
10927 * tree.h (enum tree_dump_index): Add IPA dump file, remove
10928 XML dump of call graph.
10929 * doc/invoke.texi (Debugging Options): Document the new options.
10931 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
10933 * doc/extend.texi: Document the FR-V built-in functions.
10935 2004-09-09 James E Wilson <wilson@specifixinc.com>
10937 * doc/sourcebuild.texi: Delete libbanshee reference.
10939 2004-09-10 Kelley Cook <kcook@gcc.gnu.org>
10941 * Makefile.in (s-gtype): Add $(build_exeext) to gengtype command.
10943 2004-09-09 James E Wilson <wilson@specifixinc.com>
10945 * c-typeck.c (convert_for_assignment): Check that rhs has VECTOR_TYPE
10946 before calling vector_types_convertible_p.
10947 (digest_init): Check that inside_init has VECTOR_TYPE before calling
10948 vector_types_convertible_p. Don't give another error if
10949 convert_for_assignment returns error_mark_node.
10951 2004-09-09 Roger Sayle <roger@eyesopen.com>
10953 PR middle-end/17055
10954 * fold-const.c (build_zero_vector): New function to construct a
10955 vector (either floating point or integer) of zeros.
10956 (fold_convert): Internally, enable conversions of integer zero
10957 to arbitrary vector types, using the new build_zero_vector.
10959 2004-09-09 Roger Sayle <roger@eyesopen.com>
10961 * config/i386/i386.c (ix86_expand_ashlsi3_const): New function to
10962 expand a left shift by an immediate constant as either an ashl or
10963 a sequence of additions.
10964 (ix86_split_ashldi): Use new ix86_expand_ashlsi3_const function
10965 instead of calling gen_ashlsi3 with a constant directly.
10967 2004-09-09 Roger Sayle <roger@eyesopen.com>
10969 * config/i386/i386.c (ix86_split_long_move): When optimizing for
10970 size, and the low and high parts of a DImode constant are equal,
10971 copy one register to another instead of loading the same immediate
10974 2004-09-09 Richard Henderson <rth@redhat.com>
10976 PR middle-end/17367
10977 * function.c (assign_parm_setup_block): Only put PARALLELs into
10978 a register if use_register_for_decl.
10980 2004-09-09 Eric Christopher <echristo@redhat.com>
10982 * ra-colorize.c (reset_lists): Move variable declaration inside
10983 ENABLE_CHECKING to avoid unused variable warnings when
10984 not --enable-checking.
10985 (check_colors): Ditto.
10987 2004-09-09 Mike Stump <mrs@apple.com>
10989 * version.c (version_string): Bump to 4.0.0.
10990 * doc/include/gcc-common.texi (version-GCC): Likewise.
10992 2004-09-10 Jakub Jelinek <jakub@redhat.com>
10994 * doc/extend.texi (nothrow attribute): The attribute is not
10995 implemented in 3.2 and earlier.
10997 2004-09-09 Steve Ellcey <sje@cup.hp.com>
10999 * genrecog.c (compute_predicate_codes): Use op0_codes
11002 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
11004 * ra-colorize.c (hardregset_to_string): Adapt to HARD_REG_SET
11005 implementation changes.
11007 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
11009 * combine.c (try_combine): When swapping i2 and i3, newi2pat may be
11010 a PARALLEL instead of a SET due to added clobbers.
11012 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
11014 * reload.c (find_reloads_address): Pass correct operand to
11015 maybe_memory_address_p.
11017 2004-09-09 Daniel Berlin <dberlin@dberlin.org>
11019 * Makefile.in: Remove libbanshee, tree-alias-*.
11020 Remove tree-alias-common.h dependencies.
11021 * common.opt: Remove -ftree-points-to.
11022 * configure.ac: Remove libbanshee.
11023 * flags.h: Remove pta_type, flag_tree_points_to.
11024 * gengtype.c (open_base_files): Remove tree-alias-type.h.
11025 * opts.c (OPT_ftree_points_to): Remove.
11026 * toplev.c: Remove tree-alias-common.h, flag_tree_points_to.
11027 * tree-dfa.c: Remove tree-alias-common.h
11028 * tree-into-ssa.c: Ditto.
11029 * tree-outof-ssa.c: Ditto.
11030 * tree-ssa-copyrename.c: Ditto.
11031 * tree-ssa-live.c: Ditto.
11032 * tree-optimize.c: Ditto.
11033 * tree-ssa.c: Ditto.
11034 Remove pass_build_pta, pass_del_pta.
11035 * tree-pass.h: Ditto.
11036 * tree-ssa-alias.c: Remove tree-alias-common.h.
11037 (struct alias_stats_d): Remove pta_queries, pta_resolved.
11038 (pass_may_alias): Remove PROP_pta requirement.
11039 (may_alias_p): Remove pta_queries, pta_resolved, use of andersens.
11040 (get_tmt_for): Ditto.
11041 (dump_alias_stats): Ditto.
11042 * doc/passes.texi: Remove blurb about points-to analysis.
11043 * fortran/Make-lang.in: Remove tree-alias-*.o.
11045 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
11047 * genattrtab.c (write_insn_cases): New function, split out from
11048 write_attr_case. Correctly handle define_peepholes when printing
11049 the instruction name.
11050 (write_attr_case, write_const_num_delay_slots): Use write_insn_cases.
11052 2004-09-09 Hans-Peter Nilsson <hp@axis.com>
11055 * config/cris/cris-protos.h (cris_return_address_on_stack): Declare.
11056 * config/cris/cris.c (cris_return_address_on_stack): New function.
11057 * config/cris/cris.md ("return"): For location of return address,
11058 also check cris_return_address_on_stack.
11060 2004-09-09 Diego Novillo <dnovillo@redhat.com>
11062 * tree-outof-ssa.c (coalesce_abnormal_edges): Fix typo in
11063 calling phi_ssa_name_p.
11065 2004-09-09 Richard Henderson <rth@redhat.com>
11068 * c-typeck.c (valid_compound_expr_initializer): Use only
11069 initializer_constant_valid_p, and not TREE_CONSTANT.
11070 (digest_init): Likewise.
11071 (output_init_element): Likewise.
11073 2004-09-09 Giovanni Bajo <giovannibajo@gcc.gnu.org>
11075 * ra-build.c (copy_insn_p, remember_move, defuse_overlap_p_1,
11076 live_out_1, prune_hardregs_for_mode, init_one_web_common,
11077 reinit_one_web, add_subweb, add_subweb_2, init_web_parts,
11078 record_conflict, compare_and_free_webs, init_webs_defs_uses,
11079 parts_to_webs_1, parts_to_webs, reset_conflicts,
11080 check_conflict_numbers, remember_web_was_spilled, handle_asm_insn,
11081 ra_build_free): Use gcc_assert and gcc_unreachable instead of abort.
11082 * ra-colorize.c (push_list, put_web, reset_lists, put_web_at_end,
11083 put_move, remove_move, combine, select_spill, colorize_one_web,
11084 try_recolor_web, insert_coalesced_conflicts, check_colors,
11085 break_precolored_alias, restore_conflicts_from_coalesce,
11086 sort_and_combine_web_pairs, check_uncoalesced_moves): Likewise.
11087 * ra-rewrite.c (spill_coalescing, slots_overlap_p, emit_loads,
11088 reloads_to_loads, rewrite_program2, emit_colors): Likewise.
11089 * ra.c (first_hard_reg, create_insn_info, find_subweb, init_ra,
11090 check_df): Likewise.
11091 * real.c (do_add, do_multiply, do_divide, do_compare, do_fix_trunc,
11092 real_arithmetic, real_compare, real_exponent, real_ldexp,
11093 real_identical, real_to_integer, real_to_integer2, real_to_decimal,
11094 real_to_hexadecimal, real_from_integer, ten_to_ptwo, ten_to_mptwo,
11095 real_digit, real_nan, real_maxval, round_for_format, real_convert,
11096 real_to_target, real_from_target, real_hash, encode_ieee_single,
11097 encode_ieee_double, encode_ieee_extended, encode_ieee_quad,
11098 encode_vax_f, encode_vax_d, encode_vax_g, encode_i370_single,
11099 encode_i370_double, encode_c4x_single, encode_c4x_extended): Likewise.
11100 * recog.c (validate_change, validate_replace_rtx_1, asm_operand_ok,
11101 extract_insn, peep2_next_insn, peep2_reg_dead_p,
11102 peep2_find_free_register, peephole2_optimize, store_data_bypass_p,
11103 if_test_bypass_p): Likewise.
11104 * reg-stack.c (record_label_references, get_asm_operand_n_inputs,
11105 stack_result, remove_regno_note, get_hard_regnum, emit_pop_insn,
11106 emit_swap_insn, swap_to_top, move_for_stack_reg,
11107 subst_stack_regs_pat, subst_asm_stack_regs, change_stack,
11108 compensate_edge, convert_regs_1): Likewise.
11109 * regclass.c (init_reg_sets, init_reg_sets_1,
11110 memory_move_secondary_cost): Likewise.
11111 * regrename.c (note_sets, clear_dead_regs, scan_rtx_reg, scan_rtx):
11113 * reload.c (push_secondary_reload, find_valid_class, push_reload,
11114 operands_match_p, decompose, immune_p, find_reloads,
11115 find_reloads_toplev, find_reloads_address_1, subst_reloads,
11116 copy_replacements, refers_to_regno_for_reload_p,
11117 reg_overlap_mentioned_for_reload_p): Likewise.
11118 * reload1.c (compute_use_by_pseudos, replace_pseudos_in, reload,
11119 count_pseudo, find_reg, eliminate_regs, eliminate_regs_in_insn,
11120 verify_initial_elim_offsets, finish_spills, clear_reload_reg_in_use,
11121 reload_reg_free_p, reload_reg_reaches_end_p, reloads_conflict,
11122 choose_reload_regs, merge_assigned_reloads, emit_input_reload_insns,
11123 do_output_reload, fixup_abnormal_edges): Likewise.
11124 * reorg.c (stop_search_p, emit_delay_sequence, get_jump_flags,
11125 fill_slots_from_thread, relax_delay_slots): Likewise.
11126 * resource.c (mark_referenced_resources, mark_set_resources):
11128 * rtl.c (copy_rtx, rtx_equal_p): Likewise.
11129 * rtlanal.c (insn_dependent_p, reg_overlap_mentioned_p,
11130 dead_or_set_p, find_reg_fusage, remove_note, replace_rtx,
11131 subreg_lsb_1, subreg_regno_offset, subreg_offset_representable_p,
11132 find_first_parameter_load, can_hoist_insn_p, hoist_update_store,
11133 hoist_insn_after, hoist_insn_to_edge, nonzero_bits1): Likewise.
11134 * rtlhooks.c (gen_lowpart_general): Likewise.
11135 * sbitmap.c (sbitmap_difference): Likewise.
11136 * sched-deps.c (add_dependence, sched_analyze_1, sched_analyze_2,
11137 sched_analyze, add_forward_dependence): Likewise.
11138 * sched-ebb.c (fix_basic_block_boundaries, schedule_ebb): Likewise.
11139 * sched-rgn.c (debug_regions, compute_trg_info, schedule_region,
11140 schedule_insns): Likewise.
11141 * sched-vis.c (print_pattern): Likewise.
11142 * sdbout.c (sdbout_symbol, sdbout_toplevel_data): Likewise.
11143 * simplify-rtx.c (simplify_unary_operation, simplify_binary_operation,
11144 simplify_const_relational_operation, simplify_ternary_operation,
11145 simplify_immed_subreg, simplify_subreg, simplify_gen_subreg):
11147 * sreal.c (copy, sreal_sub, sreal_div): Likewise.
11148 * stmt.c (force_label_rtx, expand_goto, expand_asm_operands,
11149 resolve_operand_name_1, expand_return, expand_decl,
11150 expand_anon_union_decl, emit_case_bit_tests, expand_case): Likewise.
11151 * stor-layout.c (put_pending_size, smallest_mode_for_size,
11152 int_mode_for_mode, layout_decl, finish_builtin_struct, layout_type,
11153 set_sizetype, get_mode_bounds): Likewise.
11155 2004-09-09 Zack Weinberg <zack@codesourcery.com>
11157 * defaults.h (MULTIPLE_SYMBOL_SPACES): Provide default.
11158 * config/arm/pecoff.h, config/i386/beos-elf.h
11159 * config/i386/cygming.h, config/i386/i386-interix.h:
11160 Define MULTIPLE_SYMBOL_SPACES to 1, not nothing. Remove
11161 comment cloned from manual.
11162 * doc/tm.texi: Update description of MULTIPLE_SYMBOL_SPACES.
11164 2004-09-09 Frank Ch. Eigler <fche@redhat.com>
11166 * builtins.c (build_va_arg_indirect_ref): New function.
11167 (std_gimplify_va_arg_expr): Call it instead of mudflap check and
11168 build_fold_indirect_ref.
11169 * config/i386/i386.c (ix86_gimplify_va_arg): Ditto.
11170 * config/ia64/ia64.c (ia64_gimplify_va_arg): Ditto.
11171 * tree.h: Declare new function.
11173 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
11175 * cgraphunit.c (cgraph_mark_functions_to_output): Renable node
11176 dumping for development builds.
11177 * emit-rtl.c (verify_rtx_sharing): Give verbose failure for
11178 development builds only.
11179 * genattrtab.c (write_eligible_delay): Fix typo in previous
11181 * tree.c (iterative_hash_expr): Replace gcc_unreachable with
11184 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
11186 * gcse.c (INSN_CUID, insert_set_in_table, find_avail_set,
11187 cprop_insn, do_local_cprop, local_cprop_pass, find_bypass_set,
11188 process_insert_insn, insert_insn_end_bb, pre_insert_copy_insn,
11189 hoist_code, extract_mentioned_regs_helper, compute_store_table,
11190 insert_store): Use gcc_assert and gcc_unreachable.
11191 * ggc-common.c (ggc_splay_alloc, ggc_splay_dont_free,
11192 gt_pch_note_object, gt_pch_note_reorder, relocate_ptrs,
11193 ggc_record_overhead): Likewise.
11194 * ggc-page.c (alloc_page, free_page, ggc_set_mark, ggc_marked_p,
11195 init_ggc, ggc_push_context, ggc_recalculate_in_use_p,
11196 ggc_pop_context, clear_marks, validate_free_objects,
11197 ggc_pch_read): Likewise.
11198 * ggc-zone.c (ggc_allocated_p, free_chunk, ggc_set_mark,
11199 ggc_marked_p, ggc_get_size, init_ggc, destroy_ggc_zone,
11200 ggc_push_context, check_cookies, ggc_collect,
11201 ggc_print_statistics): Likewise.
11202 * gimple-low.c (lower_function_body, lower_stmt,
11203 lower_bind_expr): Likewise.
11204 * gimplify.c (gimple_tree_eq, push_gimplify_context,
11205 pop_gimplify_context, gimple_pop_condition, create_tmp_var,
11206 declare_tmp_vars, gimple_add_tmp_var, annotate_all_with_locus,
11207 mostly_copy_tree_r, gimplify_return_expr, gimplify_switch_expr,
11208 gimplify_case_label_expr, gimplify_exit_block_expr,
11209 canonicalize_component_ref, gimplify_compound_lval,
11210 gimplify_self_mod_expr, gimplify_call_expr,
11211 gimplify_init_ctor_eval, gimplify_init_constructor,
11212 gimplify_modify_expr, gimplify_save_expr, gimplify_target_expr,
11213 gimplify_expr, check_pointer_types_r,
11214 force_gimple_operand): Likewise.
11215 * global.c (global_alloc, build_insn_chain): Likewise.
11216 * graph.c (clean_graph_dump_file,
11217 finish_graph_dump_file): Likewise.
11218 gcov-io.c (gcov_open): Use GCOV_CHECK.
11220 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
11222 * config/frv/frv.c (acc_operand, accg_operand): Use REGNO.
11224 2004-09-09 Jan Hubicka <jh@suse.cz>
11227 * tree-inline.c (expand_call_inline): Make overactive sanity check
11230 2004-09-09 Jan Hubicka <jh@suse.cz>
11232 * tree-ssa-loop-ivopts.c (peel_address): Fix abort on
11235 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
11237 * Makefile.in (gengtype): Use $(BUILD_ERRORS).
11238 (gengtype.o): Depend on errors.h.
11239 * genattrtab.c (strcmp_check): Use gcc_assert and gcc_unreachable.
11240 (attr_rtx_1, attr_printf, attr_copy_rtx, evaluate_eq_attr,
11241 attr_alt_subset_p, attr_alt_subset_of_compl_p,
11242 attr_alt_intersection, attr_alt_union, optimize_attrs, gen_insn,
11243 write_test_expr, write_attr_value, write_eligible_delay,
11244 make_internal_attr, make_numeric_value): Likewise.
11245 * genautomata.c (regexp_name, get_str_vect,
11246 gen_presence_absence_set, automaton_decl_hash,
11247 automaton_decl_eq_p, insn_decl_hash, insn_decl_eq_p, decl_hash,
11248 decl_eq_p, process_regexp, loop_in_regexp, check_loops_in_regexps,
11249 process_regexp_cycles, reserv_sets_cmp, set_unit_reserv,
11250 test_unit_reserv, it_is_empty_reserv_sets,
11251 reserv_sets_are_intersected, reserv_sets_shift, reserv_sets_or,
11252 reserv_sets_and, output_cycle_reservs, get_free_state,
11253 intersected_state_reservs_p, states_union, remove_arc,
11254 copy_insn_regexp, transform_1, transform_2, transform_3,
11255 regexp_transform_func, store_alt_unit_usage,
11256 check_regexp_units_distribution, process_seq_for_forming_states,
11257 process_alts_for_forming_states, make_automaton,
11258 form_arcs_marked_by_insn, create_composed_state,
11259 set_out_arc_insns_equiv_num, partition_equiv_class,
11260 process_insn_equiv_class, set_insn_equiv_classes,
11261 units_to_automata_heuristic_distr, form_regexp,
11262 longest_path_length, output_dfa_max_issue_rate, add_vect,
11263 out_state_arcs_num, add_vect_el, output_trans_table,
11264 output_state_alts_table, output_dead_lock_vect,
11265 output_max_insn_queue_index_def,
11266 output_min_insn_conflict_delay_func,
11267 output_internal_insn_latency_func, output_print_reservation_func,
11268 output_cpu_unit_reservation_p, output_state_arcs,
11269 make_insn_alts_attr, make_internal_dfa_insn_code_attr,
11270 make_default_insn_latency_attr,
11271 form_important_insn_automata_lists): Likewise.
11272 * genemit.c (gen_exp, output_add_clobbers,
11273 output_added_clobbers_hard_reg_p): Likewise.
11274 * genextract.c (print_path, main): Likewise.
11275 * genflags.c (gen_macro): Likewise.
11276 * gengenrtl.c: Include errors.h
11277 (type_from_format, accessor_from_format): Likewise.
11278 * gengtype.c (get_file_basename, output_mangled_typename,
11279 walk_type, write_types_process_field,
11280 write_types_local_process_field): Likewise.
11281 * genmodes.c (complete_mode): Likewise.
11282 * genopinit.c (gen_insn): Likewise.
11283 * genoutput.c (output_insn_data, check_constraint_len,
11284 constraint_len): Likewise.
11285 * genpreds.c (add_mode_tests):Likewise.
11286 * gen-protos.c (add_hash): Likewise.
11287 * genrecog.c (find_operand, find_matching_operand,
11288 validate_pattern, add_to_sequence, maybe_both_true,
11289 nodes_identical_1, merge_trees, write_switch, write_cond,
11290 write_action, is_unconditional, make_insn_sequence,
11291 debug_decision_2): Likewise.
11292 * gensupport.c (is_predicable, collect_insn_data,
11293 alter_predicate_for_insn, maybe_eval_c_test): Likewise.
11295 2004-09-09 Jan Hubicka <jh@suse.cz>
11297 * basic-block.h (guess_outgoing_edge_probabilities): Declare.
11298 * cfgbuild.c (compute_outgoing_frequencies): When probability is
11300 (find_many_sub_basic_blocks): Do update profile only when it is
11302 * predict.c (set_even_probabilities): Break out from ...
11303 (combine_predictions_for_insn): ... here; deal with
11304 !can_predict_insn_p insns.
11305 (combine_predictions_for_bb): Use set_even_probabilities.
11306 (bb_estimate_probability_locally): Break out from ....
11307 (estimate_probability): ... here.
11308 (guess_outgoing_edge_probabilities): New entry point.
11310 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
11312 * gcc.c (add_sysrooted_prefix, execute, do_self_spec, do_spec_1,
11313 handle_braces, process_brace_body, main, used_arg,
11314 set_multilib_dir, print_multilib_info): Use fatal, not abort.
11316 * tree-nested.c (create_tmp_var_for): Correct missinverted assert.
11318 * tree-outof-ssa.c (free_temp_expr_table): Add missed assert.
11319 * tree-ssa-ccp.c (set_lattice_value): Correct missapplied de
11320 Morgan's theorem in last checkin.
11322 2004-09-09 Giovanni Bajo <giovannibajo@gcc.gnu.org>
11323 Nathan Sidwell <nathan@codesourcery.com>
11325 * targhooks.c (default_unwind_emit, default_scalar_mode_supported_p):
11326 Use gcc_assert, gcc_unreachable & internal_error instead of abort.
11327 * timevar.c (timevar_push, timevar_pop, timevar_start,
11328 timevar_stop): Likewise.
11329 * toplev.c (default_pch_valid_p): Likewise.
11330 * tracer.c (tail_duplicate): Likewise.
11331 * tree-alias-common.c (get_alias_var_decl,
11332 get_values_from_constructor, create_alias_var, delete_alias_vars,
11333 empty_points_to_set, same_points_to_set, ptr_may_alias_var):
11335 * tree.c (tree_size, make_node_stat, copy_node_stat,
11336 build_int_cst_wide, integer_all_onesp, list_length, chainon,
11337 tree_node_structure, type_contains_placeholder_p, substitute_in_expr,
11338 substitute_placeholder_in_expr, tabilize_reference_1, build0_stat,
11339 build1_stat, build2_stat, build3_stat, build4_stat, is_attribute_p,
11340 lookup_attribute, type_hash_canon, host_integerp, iterative_hash_expr,
11341 build_method_type_directly, decl_type_context, get_callee_fndecl,
11342 get_set_constructor_bits, build_vector_type_for_mode, int_cst_value,
11343 tree_fold_gcd): Likewise.
11344 * tree-cfg.c (create_bb, make_ctrl_stmt_edges, make_exit_edges,
11345 make_cond_expr_edges, group_case_labels, tree_merge_blocks,
11346 cleanup_control_expr_graph, find_taken_edge,
11347 find_taken_edge_switch_expr, phi_alternatives_equal,
11348 is_ctrl_altering_stmt, disband_implicit_edges, set_bb_for_stmt,
11349 stmt_for_bsi, tree_find_edge_insert_loc, bsi_insert_on_edge_immediate,
11350 tree_split_edge, tree_verify_flow_info, thread_jumps,
11351 tree_redirect_edge_and_branch, tree_flow_call_edges_add): Likewise.
11352 * tree-chrec.c (chrec_fold_poly_cst, chrec_fold_plus_poly_poly,
11353 chrec_fold_multiply_poly_poly): Likewise.
11354 * tree-complex.c (extract_component, expand_complex_division,
11355 expand_complex_comparison, expand_complex_operations_1,
11356 build_replicated_const, expand_vector_operations_1): Likewise.
11357 * tree-data-ref.c (tree_fold_bezout, build_classic_dist_vector,
11358 build_classic_dir_vector): Likewise.
11359 * tree-dfa.c (compute_immediate_uses_for_phi,
11360 compute_immediate_uses_for_stmt, create_var_ann, create_stmt_ann,
11361 create_tree_ann, collect_dfa_stats, get_virtual_var): Likewise.
11362 * tree-dump.c (dequeue_and_dump): Likewise.
11363 * tree-eh.c (record_stmt_eh_region, add_stmt_to_eh_region,
11364 record_in_finally_tree, replace_goto_queue_1,
11365 maybe_record_in_goto_queue, verify_norecord_switch_expr,
11366 do_return_redirection): Likewise.
11367 * tree-if-conv.c (tree_if_convert_stmt, tree_if_convert_cond_expr,
11368 add_to_dst_predicate_list, find_phi_replacement_condition,
11369 replace_phi_with_cond_modify_expr, get_loop_body_in_if_conv_order):
11371 * tree-inline.c (remap_decl, remap_type, remap_decls, copy_body_r,
11372 initialize_inlined_parameters, declare_return_variable,
11373 estimate_num_insns_1, expand_call_inline, expand_calls_inline,
11374 optimize_inline_calls, copy_tree_r): Likewise.
11375 * tree-into-ssa.c (rewrite_initialize_block_local_data, rewrite_stmt,
11376 ssa_rewrite_stmt, rewrite_into_ssa): Likewise.
11377 * tree-iterator.c (alloc_stmt_list, tsi_link_before, tsi_link_after,
11378 tsi_split_statement_list_after, tsi_split_statement_list_before):
11380 * tree-mudflap.c (mf_varname_tree): Likewise.
11381 * tree-nested.c (create_tmp_var_for, lookup_field_for_decl,
11382 lookup_tramp_for_decl, convert_all_function_calls): Likewise.
11383 * tree-optimize.c (tree_rest_of_compilation): Likewise.
11384 * tree-outof-ssa.c (create_temp, eliminate_build, eliminate_phi,
11385 coalesce_abnormal_edges, coalesce_ssa_name, eliminate_virtual_phis,
11386 free_temp_expr_table, add_dependance, finish_expr, rewrite_trees):
11388 * tree-phinodes.c (resize_phi_node, add_phi_arg,
11389 remove_all_phi_nodes_for): Likewise.
11390 * tree-pretty-print.c (op_prio, print_call_name): Likewise.
11391 * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
11392 tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Likewise.
11393 * tree-sra.c (type_can_instantiate_all_elements, sra_hash_tree,
11394 sra_elt_eq, sra_walk_expr, instantiate_missing_elements,
11395 generate_one_element_ref, generate_element_copy,
11396 generate_element_zero, scalarize_copy, scalarize_init,
11397 scalarize_ldst): Likewise.
11398 * tree-ssa-alias.c (delete_alias_info, group_aliases, may_alias_p,
11399 add_may_alias, add_pointed_to_expr, add_pointed_to_var,
11400 collect_points_to_info_r, get_tmt_for, get_ptr_info): Likewise.
11401 * tree-ssa.c (walk_use_def_chains, check_phi_redundancy): Likewise.
11402 * tree-ssa-ccp.c (dump_lattice_value, get_default_value, get_value,
11403 set_lattice_value, likely_value, ccp_visit_phi_node, visit_assignment,
11404 widen_bitfield, ccp_fold_builtin): Likewise.
11405 * tree-ssa-copy.c (may_propagate_copy, merge_alias_info,
11406 replace_exp_1, propagate_tree_value): Likewise.
11407 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
11408 * tree-ssa-dce.c (set_control_dependence_map_bit,
11409 find_control_dependence, find_pdom, mark_operand_necessary,
11410 mark_stmt_if_obviously_necessary,
11411 mark_control_dependent_edges_necessary, remove_dead_stmt): Likewise.
11412 * tree-ssa-dom.c (dom_opt_initialize_block_local_data,
11413 simplify_switch_and_lookup_avail_expr, cprop_into_successor_phis,
11414 eliminate_redundant_computations, avail_expr_eq): Likewise.
11415 * tree-ssa-dse.c (fix_stmt_v_may_defs): Likewise.
11416 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
11417 duplicate_blocks): Likewise.
11418 * tree-ssa-loop-im.c (for_each_index, set_level,
11419 is_call_clobbered_ref): Likewise.
11420 * tree-ssa-loop-ivopts.c (dump_use, divide, stmt_after_ip_normal_pos,
11421 stmt_after_increment, set_iv, contains_abnormal_ssa_name_p,
11422 find_interesting_uses_outer_or_nonlin, add_derived_ivs_candidates,
11423 peel_address, ptr_difference_cost, may_replace_final_value,
11424 determine_use_iv_cost, rewrite_use_nonlinear_expr, rewrite_use_outer,
11425 rewrite_use, rewrite_uses): Likewise.
11426 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
11427 check_loop_closed_ssa_use): Likewise.
11428 * tree-ssanames.c (make_ssa_name): Likewise.
11429 * tree-ssa-operands.c (finalize_ssa_defs, finalize_ssa_uses,
11430 finalize_ssa_v_must_defs, finalize_ssa_stmt_operands,
11431 get_stmt_operands, get_expr_operands, get_asm_expr_operands,
11432 get_indirect_ref_operands, add_stmt_operand): Likewise.
11433 * tree-ssa-pre.c (value_exists_in_set_bitmap,
11434 value_remove_from_set_bitmap, bitmap_insert_into_set, insert_into_set,
11435 phi_translate, valid_in_set, compute_antic,
11436 find_or_generate_expression, create_expression_by_pieces, insert_aux,
11437 create_value_expr_from, eliminate): Likewise.
11438 * tree-ssa-propagate.c (cfg_blocks_get): Likewise.
11439 * tree-ssa-threadupdate.c (remove_last_stmt_and_useless_edges):
11441 * tree-tailcall.c (independent_of_stmt_p, adjust_return_value,
11442 eliminate_tail_call): Likewise.
11443 * tree-vectorizer.c (vect_create_index_for_array_ref,
11444 vect_align_data_ref, vect_create_data_ref,
11445 vect_create_destination_var, vect_get_vec_def_for_operand,
11446 vect_finish_stmt_generation, vect_transform_stmt,
11447 vect_transform_loop_bound, vect_transform_loop,
11448 vect_analyze_operations): Likewise.
11449 * tree-vn.c (vn_compute, set_value_handle, get_value_handle):
11451 * tree-flow-inline.h (var_ann, get_var_ann, get_def_from_ptr,
11452 get_use_op_ptr, immediate_use, phi_ssa_name_p, bsi_start,
11453 bsi_after_labels, bsi_last): Likewise.
11454 * tree-ssa-live.c (var_union, change_partition_var,
11455 create_ssa_var_map, calculate_live_on_entry, root_var_init,
11456 type_var_init, add_coalesce, sort_coalesce_list, pop_best_coalesce):
11458 * tree-ssa-live.h (partition_is_global, live_entry_blocks,
11459 tpa_find_tree): Likewise.
11460 (register_ssa_partition_check): Declare.
11461 (register_ssa_partition): use it.
11462 * tree-ssa-live.c: Include errors.h.
11463 (register_ssa_partition_check): New.
11464 * tree-ssa-operands.c: Include errors.h.
11465 * Makefile.in (tree-ssa-operands.o): Depend on errors.h.
11467 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
11468 Catherine Moore <clm@redhat.com>
11470 * config/frv/frv-protos.h (FRV_CPU_FR550, FRV_CPU_FR450)
11471 (FRV_CPU_FR405): New processor enums.
11472 (frv_issue_rate, frv_acc_group): Declare.
11473 * config/frv/frv.h (CPP_SPEC, CPP_FRV_SPEC, CPP_FR500_SPEC): Delete.
11474 (CPP_FR400_SPEC, CPP_SIMPLE_SPEC): Delete.
11475 (MASK_DEFAULT_FR550, MASK_DEFAULT_FR450): New macros.
11476 (SUBTARGET_EXTRA_SPECS, EXTRA_SPECS, CPP_CPU_DEFAULT_SPEC): Delete.
11477 (TARGET_CPU_CPP_BUILTINS): Define the macros that were previously
11478 handled by CPP_SPEC.
11479 (MASK_LONG_CALLS, TARGET_LONG_CALLS): New macros.
11480 (MASK_ALIGN_LABELS, TARGET_ALIGN_LABELS): New macros.
11481 (ACC_MASK): New macro.
11482 (TARGET_MEDIA_REV2): Include FRV_CPU_{FR405,FR450,FR550}.
11483 (TARGET_MEDIA_FR450): New macro.
11484 (TARGET_FR500_FR550_BUILTINS, TARGET_FR405_BUILTINS): New macros.
11485 (TARGET_SWITCHES): Add -m{no-,}align-labels and -m{no-,}long-calls.
11486 (LABEL_ALIGN_AFTER_BARRIER): Define.
11487 (ACC_LAST, ACCG_LAST): Add four new accumulator registers.
11488 (IACC_FIRST, IACC_LAST): New pair of SPRs.
11489 (ACCG_FIRST, AP_FIRST, SPR_FIRST, SPR_LAST): Adjust accordingly.
11490 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
11491 (REGISTER_NAMES): Add entries for new registers.
11492 (REG_CLASS_CONTENTS): Update for new register ranges.
11493 (EXTRA_CONSTRAINT_FOR_S): Redefine in terms of call_operand.
11494 (ISSUE_RATE, CLEAR_VLIW_START, SET_VLIW_START): Delete.
11495 (PACKING_FLAG_USED_P): Delete.
11496 (FRV_BUILTIN_MQLCLRHS, FRV_BUILTIN_MQLMTHS, FRV_BUILTIN_MQSLLHI)
11497 (FRV_BUILTIN_MQSRAHI, FRV_BUILTIN_SMUL, FRV_BUILTIN_UMUL)
11498 (FRV_BUILTIN_PREFETCH0, FRV_BUILTIN_PREFETCH, FRV_BUILTIN_SMASS)
11499 (FRV_BUILTIN_SMSSS, FRV_BUILTIN_SMU, FRV_BUILTIN_SCUTSS)
11500 (FRV_BUILTIN_ADDSS, FRV_BUILTIN_SUBSS, FRV_BUILTIN_SLASS)
11501 (FRV_BUILTIN_IACCread{l,ll}, FRV_BUILTIN_IACCset{ll,l})
11502 (FRV_BUILTIN_SCAN): New members of frv_builtin_enum.
11503 (FRV_BUILTIN_FIRST_NONMEDIA): New macro.
11504 (CPU_UNITS_QUERY): Define to 1.
11505 * config/frv/frv.c: Include gt-frv.h
11506 (NUM_NOP_PATTERNS, NTH_UNIT, UNIT_NUMBER, PACKING_FLAG_P): New macros.
11507 (SET_PACKING_FLAG, CLEAR_PACKING_FLAG, FOR_EACH_REGNO): New macros.
11508 (frv_insn_group): New enumeration.
11509 (frv_unit_names, frv_unit_groups, frv_unit_codes): New variables.
11510 (frv_type_to_unit, frv_nops, frv_num_nops): New variables.
11511 (REGSTATE_DEAD, REGSTATE_LIVE, REGSTATE_UNUSED, REGSTATE_MASK)
11512 (REGSTATE_CONDJUMP): Delete. Shuffle other numbers to cover the
11513 gap left by REGSTATE_LIVE.
11514 (regstate_t): New typedef.
11515 (TARGET_MACHINE_DEPENDENT_REORG): Define.
11516 (frv_default_flags_for_cpu): Handle FRV_CPU_{FR550,FR450,FR405}.
11517 (frv_override_options): Check for -mcpu={fr550,fr450,fr405}.
11518 Initialize frv_unit_codes[] and frv_type_to_unit[].
11519 (frv_conditional_register_usage): Remove redundant fixing of
11520 accumulator registers.
11521 (frv_insn_packing_flag): Update specification.
11522 (frv_function_prologue): Don't set frv_insn_packing_flag here.
11523 Zero out frv_nops[].
11524 (frv_expand_epilogue): Remove comments about the no-longer-present
11525 SIBCALL_P argument.
11526 (frv_asm_output_mi_thunk): Check frv_issue_rate() rather than
11527 PACKING_FLAG_USED_P() when deciding whether to pack instructions.
11528 (frv_asm_output_opcode, frv_final_prescan_insn): Simplify in light
11529 of the new meaning of frv_insn_packing_flag. Emit an mnop.p if
11530 packing is disabled and if INSN can only issue to M1.
11531 (call_operand): Check TARGET_LONG_CALLS.
11532 (acc_operand, even_acc_operand, quad_acc_operand)
11533 (accg_operand): Simplify. Don't accept pseudo registers.
11534 (output_move_single): Handle SPR<-zero moves.
11535 (frv_issue_rate): Make non-static. Handle FRV_CPU_{FR550,FR450,FR405}.
11536 (frv_registers_update, frv_registers_used_p): Delete.
11537 (frv_registers_set_p): Delete.
11538 (frv_acc_group_1, frv_acc_group, frv_insn_unit): New functions.
11539 (frv_issues_to_branch_unit_p): New function.
11540 (frv_packet): New structure.
11541 (frv_cond_flags, frv_regstate_conflict_p): New functions.
11542 (frv_registers_conflict_p_1, frv_registers_conflict_p): New functions.
11543 (frv_registers_update_1, frv_registers_update): New functions.
11544 (frv_start_packet, frv_start_packet_block, frv_finish_packet)
11545 (frv_pack_insn_p, frv_add_insn_to_packet, frv_insert_nop_in_packet)
11546 (frv_for_each_packet, frv_sort_insn_group_1, frv_compare_insns)
11547 (frv_sort_insn_group, frv_reorder_packet): New functions.
11548 (frv_pack_insns): Use frv_reorder_packet.
11549 (frv_packet_address): New variable.
11550 (frv_fill_unused_units, frv_align_label, frv_reorg_packet)
11551 (frv_register_nop, frv_reorg): New functions.
11552 (bdesc_1arg): Add __SCUTSS.
11553 (bdesc_2arg): Add __MQLCLRHS, __MQLMTHS, __SMUL, __UMUL, __ADDSS,
11554 __SUBSS, __SLASS and __SCAN.
11555 (bdesc_2argimm): Add __MQSLLHI and __MQSRAHI.
11556 (bdesc_int_void2arg, bdesc_prefetches): New arrays.
11557 (frv_init_builtins): Register the above builtins.
11558 (frv_int_to_acc): Use ACC_MASK to check for valid accumulator
11559 registers. Turn the referenced accumulators into global registers.
11560 (frv_read_iacc_argument): New function.
11561 (frv_expand_int_void2arg, frv_expand_prefetches): New functions.
11562 (frv_split_iacc_move): New function.
11563 (frv_expand_builtin): Handle the new builtins.
11564 * config/frv/frv.md: Replace old schedulers with new order-independent
11565 ones. Add schedulers for the FR405, FR450 and FR550. Describe new
11567 (cpu): Add fr550, fr450 and fr405.
11568 (type): Add macc, scan, cut, fnop, fscmp, fdcmp, mnop, mqlimh and
11569 mqshift. Replace fmas with fsmadd and fmad with fdmadd. Delete m7.
11570 (*muladd[sd]f4, *mulsub[sd]f4): Fix types.
11571 (*cmp[sd]f_cc_fp): Use new f[sd]cmp types.
11572 (fnop, mnop): New patterns.
11573 (UNSPEC_MQLCLRHS, UNSPEC_MQLMTHS, UNSPEC_MQSLLHI, UNSPEC_MQSRAHI):
11575 (mexpdhw, *cond_exec_mexpdhw): Fix destination operands.
11576 (mclracca8): Use ACC_MASK to determine the upper set of accumulator
11578 (mqlclrhs, mqlmths, mqsllhi, mqsrahi): New patterns.
11579 (UNSPEC_SMUL, UNSPEC_UMUL, UNSPEC_SMU, UNSPEC_ADDSS, UNSPEC_SUBSS)
11580 (UNSPEC_SLASS, UNSPEC_SCAN, UNSPEC_INTSS, UNSPEC_SCUTSS)
11581 (UNSPEC_PREFETCH0, UNSPEC_PREFETCH, UNSPEC_IACCreadll)
11582 (UNSPEC_IACCreadl, UNSPEC_IACCsetll, UNSPEC_IACCsetl, UNSPEC_SMASS)
11583 (UNSPEC_SMSSS, UNSPEC_IMUL, IACC0_REG): New constants.
11584 (smul, umul, smass, smsss, smu, addss, subss, slass, scan, scutss)
11585 (frv_prefetch0, frv_prefetch): New patterns.
11586 * config/frv/t-frv (MULTILIB_OPTIONS): Remove -mcpu=frv and
11587 -mcpu=simple. Add -mcpu=fr550.
11588 (MULTILIB_DIRNAMES): Update accordingly.
11589 (MULTILIB_MATCHES): Use the fr400 multilibs for -mcpu=fr405 and
11591 * doc/invoke.texi: Document the new -mcpu={fr550,fr450,fr405},
11592 -mlong-calls and -malign-labels options for FR-V.
11594 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
11597 * c-tree.h (struct c_declspecs): New.
11598 (struct c_declarator, struct c_type_name, struct c_parm): Update
11600 (build_array_declarator, grokfield, shadow_tag, shadow_tag_warned,
11601 start_function, start_decl, build_c_parm,
11602 make_pointer_declarator): Update prototypes.
11603 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
11604 declspecs_add_scspec, declspecs_add_attrs): New.
11605 (split_specs_attrs): Remove.
11606 * c-parse.in (%union): Add dsptype.
11607 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
11608 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
11609 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
11610 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
11611 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
11612 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
11613 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
11614 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
11615 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
11616 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
11617 maybe_type_quals_attrs): Change to dsptype.
11618 (struct c_declspec_stack): New.
11619 (current_declspecs, declspec_stack): Change type.
11620 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): Update to new
11622 (extdefs): Likewise.
11623 (setspecs): Likewise.
11624 (fndef): Use current_declspecs for empty declspecs list.
11625 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
11626 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
11627 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
11628 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
11629 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
11630 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
11631 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
11632 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea): Update to new
11633 structures and helper functions. Update comments.
11634 (typespec_nonattr): Correct comment.
11635 (maybe_type_quals_attrs, typename): Update to new structures.
11636 * c-decl.c (grokdeclarator, build_array_declarator, grokfield,
11637 shadow_tag, shadow_tag_warned, start_function, start_decl,
11638 build_c_parm, make_pointer_declarator,
11639 set_array_declarator_inner, groktypename): Update to new
11641 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
11642 declspecs_add_scspec, declspecs_add_attrs): New.
11643 (split_specs_attrs): Remove.
11644 (shadow_tag_warned): Make warning for useless type names a
11645 pedwarn. Give hard error for long, short, signed, unsigned or
11646 _Complex used with struct, union or enum in empty declaration.
11647 Make found_tag a bool.
11648 (grokdeclarator): Remove checks now done at parse time.
11650 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
11652 * c-tree.h (enum c_declarator_kind, struct c_arg_info, struct
11653 c_declarator, struct c_type_name, struct c_parm): New.
11654 (build_array_declarator, set_array_declarator_inner,
11655 get_parm_info, grokfield, groktypename, grokparm, push_parm_decl,
11656 start_function, start_decl, build_c_parm, build_attrs_declarator,
11657 build_function_declarator, make_pointer_declarator, c_cast_expr,
11658 store_parm_decls_newstyle, c_expr_sizeof_type): Update prototypes.
11659 (build_id_declarator): New.
11660 * c-typeck.c (c_cast_expr, c_expr_sizeof_type): Update to new
11662 * c-decl.c (ARG_INFO_PARMS, ARG_INFO_TAGS, ARG_INFO_TYPES,
11663 ARG_INFO_OTHERS): Remove.
11664 (build_id_declarator): New.
11665 (build_array_declarator, set_array_declarator_inner, groktypename,
11666 start_decl, grokparm, push_parm_decl, grokparms, get_parm_info,
11667 grokfield, start_function, store_parm_decls_newstyle,
11668 store_parm_decls_oldstyle, store_parm_decls,
11669 build_c_parm, build_attrs_declarator, build_function_declarator,
11670 make_pointer_declarator, grokdeclarator): Update to new
11672 * c-parse.in (%union): Add arginfotype, dtrtype, typenametype and
11674 (declarator, notype_declarator, after_type_declarator,
11675 parm_declarator, parm_declarator_starttypename,
11676 parm_declarator_nostarttypename, array_declarator, typename,
11677 absdcl, absdcl1, absdcl1_ea, absdcl1_noea, direct_absdcl1,
11678 absdcl_maybe_attribute, parm, firstparm, parms, parmlist,
11679 parmlist_1, parmlist_2, parmlist_or_identifiers,
11680 parmlist_or_identifiers_1): Use these types.
11681 (primary, after_type_declarator, parm_declarator_starttypename,
11682 notype_declarator, component_decl, component_declarator,
11683 component_notype_declarator, typename, absdcl,
11684 absdcl_maybe_attribute, absdcl1_ea, direct_absdcl1, parmlist_1,
11685 parmlist_2, parmlist_or_identifiers_1): Update to new structures.
11687 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
11689 * c-tree.h (C_DECL_USED, parser_obstack, in_alignof, in_sizeof,
11690 in_typeof, record_maybe_used_decl, pop_maybe_used,
11691 c_expr_sizeof_expr, c_expr_sizeof_type): New.
11692 * c-decl.c (parser_obstack): New.
11693 (c_init_decl_processing): Initialize parser_obstack.
11694 (c_write_global_declarations_1): Check for used but undefined
11696 * c-parse.in (%union): Add otype.
11697 (save_obstack_position): New.
11699 (unary_expr): Update in_sizeof and in_alignof. Use
11700 c_expr_sizeof_expr and c_expr_sizeof_type.
11701 (sizeof): Update in_sizeof.
11702 (alignof): Update in_alignof.
11703 (typeof): Update in_typeof.
11704 (typespec_nonreserved_nonattr): Call pop_maybe_used.
11705 * c-typeck.c (in_alignof, in_sizeof, in_typeof, struct
11706 maybe_used_decl, maybe_used_decls, record_maybe_used_decl,
11707 pop_maybe_used, c_expr_sizeof_expr, c_expr_sizeof_type): New.
11708 (build_external_ref): Set C_DECL_USED or call
11709 record_maybe_used_decl if appropriate.
11710 * toplev.c (check_global_declarations): Check TREE_NO_WARNING.
11712 2004-09-08 Eric Christopher <echristo@redhat.com>
11714 * builtins.c: Fix prototype for fold_builtin_atan.
11716 2004-09-08 Eric Christopher <echristo@redhat.com>
11718 * builtins.c (fold_builtin_strlen, fold_builtin_sqrt, fold_builtin_cbrt,
11719 fold_builtin_pow, fold_builtin_sin, fold_builtin_cos, fold_builtin_tan,
11720 fold_builtin_atan): New functions. Migrate function bodies...
11721 (fold_builtin_1): ... from here.
11723 2004-09-09 Alan Modra <amodra@bigpond.net.au>
11725 * config/rs6000/rs6000.c (rs6000_stack_info): Correct alignment of
11728 2004-09-08 David Edelsohn <edelsohn@gnu.org>
11730 * config/rs6000/power4.md (power4-lmul): du4 feeds iu1.
11731 * config/rs6000/power5.md (power5-lmul): Same.
11733 2004-09-08 Richard Henderson <rth@redhat.com>
11736 * function.c (expand_function_end): Have fall-off-the-end
11737 return path jump around return register setup.
11739 2004-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
11741 * config/sparc/sparc.c (sparc_indent_opcode): New variable.
11742 (output_return): Do not test for the presence of the 'unimp' insn.
11743 Use 'current_function_uses_only_leaf_regs' and 'final_sequence'
11744 as predicates instead of custom ones. Return raw strings when
11746 (output_sibcall): Likewise. Concatenate strings.
11747 (output_ubranch): Remove kludge for TurboSPARC.
11748 (output_cbranch): Remove 'noop' parameter. Do not output 'nop'.
11749 (output_v9branch): Likewise.
11750 (print_operand): Use 'final_sequence' instead of 'dbr_sequence_length'.
11751 <#>: Set sparc_indent_opcode if the delay slot is filled.
11753 <)>: New operand to emit the displacement from the saved PC on return.
11755 * config/sparc/sparc.h (sparc_indent_opcode): Declare it.
11756 (ASM_OUTPUT_OPCODE): New macro.
11757 (PRINT_OPERAND_PUNCT_VALID_P): Remove '^' and add ')'.
11758 * config/sparc/sparc.md (normal_branch, inverted_branch,
11759 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
11760 inverted_fpe_branch): Adjust call to output_cbranch.
11761 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust
11762 call to output_v9branch.
11763 * config/sparc/sparc-protos.h (output_cbranch): Adjust.
11764 (output_v9branch): Likewise.
11766 2004-09-08 Devang Patel <dpatel@apple.com>
11768 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -segaddr,
11769 -segs_read_only_addr and -segs_read_write_addr.
11770 (WORD_SWITCH_TAKES_ARG): Same.
11772 * doc/invoke.texi: Document -segaddr, -segs_read_only_addr and
11773 -segs_read_write_addr.
11775 2004-09-08 Richard Henderson <rth@redhat.com>
11777 * function.c (reference_callee_copied): New.
11778 (assign_parm_setup_reg): Use it.
11779 * calls.c (initialize_argument_information): Likewise.
11780 (emit_library_call_value_1): Likewise.
11781 * function.h (reference_callee_copied): Declare.
11783 * target.h (struct gcc_target): Add callee_copies.
11784 * target-def.h (TARGET_CALLEE_COPIES): New.
11785 (TARGET_PASS_BY_REFERENCE): Update default.
11786 * expr.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
11787 * targhooks.c (hook_callee_copies_named): New.
11788 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Rename from
11789 hook_pass_by_reference_false.
11790 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): New.
11791 * targhooks.h: Update decls.
11792 * config/arc/arc.c (TARGET_CALLEE_COPIES): New.
11793 * config/arc/arc.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
11794 * config/frv/frv-protos.h (frv_function_arg_callee_copies): Remove.
11795 * config/frv/frv.c (frv_function_arg_callee_copies): Remove.
11796 * config/frv/frv.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
11797 * config/iq2000/iq2000.c (TARGET_CALLEE_COPIES): New.
11798 * config/iq2000/iq2000.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
11799 * config/m68hc11/m68hc11.c (TARGET_CALLEE_COPIES): New.
11800 * config/m68hc11/m68hc11.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
11801 * config/mips/mips.c (TARGET_CALLEE_COPIES): New.
11802 (mips_callee_copies): New.
11803 * config/mips/mips.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
11804 * config/mmix/mmix.c (TARGET_CALLEE_COPIES): New.
11805 * config/mmix/mmix.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
11806 * config/mn10300/mn10300.c (TARGET_CALLEE_COPIES): New.
11807 * config/mn10300/mn10300.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
11808 * config/pa/pa.c (TARGET_CALLEE_COPIES): New.
11809 * config/pa/pa.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
11810 * config/sh/sh.c (sh_callee_copies): New.
11811 (TARGET_CALLEE_COPIES): New.
11812 * config/sh/sh.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
11813 * config/v850/v850.c (TARGET_CALLEE_COPIES): New.
11814 * config/v850/v850.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
11815 * doc/tm.texi (TARGET_CALLEE_COPIES): Replace documentation
11816 for FUNCTION_ARG_CALLEE_COPIES.
11817 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Update.
11819 2004-09-08 Devang Patel <dpatel@apple.com>
11821 * tree-if-conv.c (find_phi_replacement_condition): Return true
11823 (replace_phi_with_cond_modify_expr): Select conditional expr args
11824 based on true edge basic block.
11826 2004-09-08 Jan Hubicka <jh@suse.cz>
11828 * tree-ssa-operands.c (add_stmt_operand): Use V_MUST_DEF even for
11829 variables being alias set.
11831 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
11833 * final.c (shorten_branches, final, get_insn_template,
11834 output_alternate_entry_point, final_scan_insn, alter_subreg,
11835 alter_cond, output_operand, asm_fprintf, final_forward_branch_p,
11836 leaf_renumber_regs_insn): Use gcc_assert and gcc_unreachable.
11837 * fix-header.c (lookup_std_proto): Likewise.
11838 * flow.c (first_insn_after_basic_block_note, verify_wide_reg,
11839 verify_local_live_at_start, update_life_info, mark_reg,
11840 calculate_global_regs_live, allocate_reg_life_data,
11841 init_propagate_block_info, mark_set_regs, flush_reg_cond_reg_1,
11842 ior_reg_cond, not_reg_cond, and_reg_cond, elim_reg_cond,
11843 attempt_auto_inc, mark_used_reg, mark_used_regs): Likewise.
11844 * fold-const.c (force_fit_type, div_and_round_double,
11845 may_negate_without_overflow_p, int_const_binop, const_binop,
11846 size_binop, size_diffop, fold_convert_const, fold_convert,
11847 invert_tree_comparison, swap_tree_comparison,
11848 comparison_to_compcode, compcode_to_comparison, invert_truthvalue,
11849 range_binop, make_range, fold_cond_expr_with_comparison,
11850 fold_div_compare, fold, fold_checksum_tree, fold_negate_const,
11851 fold_abs_const, fold_not_const, fold_relational_const, round_up,
11852 round_down): Likewise.
11853 * function.c (find_function_data, assign_stack_temp_for_type,
11854 instantiate_virtual_regs_lossage, aggregate_value_p,
11855 assign_parm_find_entry_rtl, assign_parm_setup_block,
11856 expand_function_start, expand_function_end, keep_stack_depressed,
11857 handle_epilogue_set, thread_prologue_and_epilogue_insns): Likewise.
11859 2004-09-08 Daniel Berlin <dberlin@dberlin.org>
11861 * Makefile.in (tree-loop-linear.o): Added.
11862 (OBJS-common): Add tree-loop-linear.o
11863 * common.opt: New flag, ftree-loop-linear.
11864 * timevar.def: New timevar, TV_TREE_LOOP_LINEAR.
11865 * tree-flow.h: Add prototype for linear_transform_loops.
11866 * tree-optimize.c: Add linear transform after vectorization.
11867 * tree-pass.h: Add struct pass_linear_transform.
11868 * tree-ssa-loop.c: Add pass_linear_transform.
11869 * tree-loop-linear.c: New file.
11870 * lambda-code.c: gcc_assertify.
11871 (gcc_loop_to_lambda_loop): Handle all exit tests.
11872 Handle case where we have (invariant >= induction var).
11873 (find_induction_var_from_exit_cond): Ditto.
11875 2004-09-08 Jie Zhang <zhangjie@magima.com.cn>
11877 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If type
11878 memory tag is call clobbered, so are its aliases.
11879 (group_aliases): When two memory tags being grouped, if one is
11880 call clobbered, so are the other and its aliases.
11881 (add_may_alias): Remove call-clobbering stuff.
11882 (replace_may_alias): Likewise.
11883 (merge_pointed_to_info): Merge pt_global_mem
11885 2004-09-08 Jan Hubicka <jh@suse.cz>
11887 * cgraph.c (cgraph_remove_node): Free DECL_INITIAL field of node.
11888 * cgraphunit.c (verify_cgraph): Don't verify on syntax errors.
11889 (cgraph_expand_function): Remove stale cgraph edges of currently
11890 compiled function; fix non-unit-at-a-time code copying function
11891 node for later reuse.
11893 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
11895 * vec.c (vec_p_reserve, vec_o_reserve): Rename to ...
11896 (vec_gc_p_reserve, vec_gc_o_reserve): ... here. Clone to
11897 (vec_heap_p_reserve, vec_heap_o_reserve): ... here, adjust.
11898 (vec_gc_free, vec_heap_free): New.
11899 * vec.h (DEF_VEC_GC_P, DEF_VEC_MALLOC_P): New.
11900 (DEF_VEC_P): Add allocator argument. Adjust.
11901 (DEF_VEC_GC_O, DEF_VEC_MALLOC_O): New.
11902 (DEF_VEC_O): Add allocator argument. Adjust.
11905 * tree.h (tree): Define a GC'd vector.
11906 * lamba-code.c (lambda_loop): Likewise.
11907 * value-prof.h (histogram_value): Likewise.
11909 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
11911 * emit-rtl.c (immed_double_const): Use gcc_assert and gcc_unreachable.
11912 (gen_rtx_SUBREG, gen_reg_rtx, mark_user_reg, subreg_hard_regno,
11913 gen_lowpart_common, gen_highpart, gen_highpart_mode,
11914 subreg_highpart_offset, operand_subword, operand_subword_force,
11915 mem_expr_equal_p, set_mem_attributes_minus_bitpos,
11916 set_mem_alias_set, change_address_1, verify_rtx_sharing,
11917 copy_most_rtx, set_first_insn, set_last_insn, prev_cc0_setter,
11918 try_split, add_insn_after, add_insn_before, remove_insn,
11919 remove_unnecessary_notes, emit_insn_before, emit_jump_insn_before,
11920 emit_call_insn_before, emit_insn_after, emit_jump_insn_after,
11921 emit_call_insn_after, emit_insn, emit_jump_insn, emit_call_insn,
11922 set_unique_reg_note, emit, push_to_full_sequence, copy_insn_1,
11923 gen_const_vector_0, emit_copy_of_insn_after): Likewise.
11924 * et-forest.c (set_prev, set_next, et_check_occ_sanity,
11925 record_path_before_1, check_path_after_1, check_path_after): Likewise.
11926 * except.c (gen_eh_region, resolve_one_fixup_region,
11927 remove_unreachable_regions, convert_from_eh_region_ranges_1,
11928 add_ehl_entry, duplicate_eh_region_1, build_post_landing_pads,
11929 connect_post_landing_pads, sjlj_emit_function_exit,
11930 remove_exception_handler_label, remove_eh_handler,
11931 reachable_next_level, collect_one_action_chain,
11932 output_function_exception_table): Likewise.
11933 * explow.c (trunc_int_for_mode, copy_to_mode_reg,
11934 optimize_save_area_alloca, allocate_dynamic_stack_space,
11935 probe_stack_range, hard_function_value): Likewise.
11936 * expmed.c (mode_for_extraction, store_bit_field,
11937 store_fixed_bit_field, extract_bit_field, expand_shift,
11938 expand_mult_const, expand_mult, choose_multiplier,
11939 expand_mult_highpart, expand_divmod, emit_store_flag,
11940 do_cmp_and_jump): Likewise.
11941 * expr.c (convert_move, convert_modes, move_by_pieces,
11942 move_by_pieces_ninsns, move_by_pieces_1, emit_block_move,
11943 move_block_from_reg, gen_group_rtx, emit_group_load,
11944 emit_group_move, emit_group_store, use_reg, use_regs,
11945 can_store_by_pieces, store_by_pieces, store_by_pieces_1,
11946 emit_move_insn, emit_move_insn_1, emit_push_insn,
11947 expand_assignment, store_expr, count_type_elements,
11948 store_constructor, store_field, safe_from_p, expand_var,
11949 expand_expr_addr_expr, expand_expr_real_1, do_store_flag): Likewise.
11951 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
11953 * dbxout.c (dbxout_type, dbxout_type_name, dbxout_symbol): Use
11954 gcc_assert and gcc_unreachable.
11955 * ddg.c (create_ddg_dependence, add_deps_for_def,
11956 add_deps_for_use, create_ddg, add_edge_to_ddg): Likewise.
11957 * df.c (df_ref_unlink, df_ref_record, df_uses_record,
11958 df_reg_def_chain_create, df_reg_use_chain_create, df_analyze,
11959 df_insn_delete, df_refs_reg_replace, df_ref_reg_replace,
11960 df_insns_modify, df_pattern_emit_before, df_bb_reg_live_start_p,
11961 df_bb_reg_live_end_p, df_bb_regs_lives_compare,
11962 df_bb_single_def_use_insn_find, dataflow_set_a_op_b,
11963 dataflow_set_copy, hybrid_search, diagnostic.c,
11964 diagnostic_build_prefix, diagnostic_count_diagnostic): Likewise.
11965 * dojump.c (do_jump): Likewise.
11966 * dominance.c (calc_dfs_tree_nonrec, calc_dfs_tree,
11967 compute_dom_fast_query, calculate_dominance_info,
11968 free_dominance_info, get_immediate_dominator,
11969 set_immediate_dominator, get_dominated_by,
11970 redirect_immediate_dominators, nearest_common_dominator,
11971 dominated_by_p, verify_dominators, recount_dominator,
11972 iterate_fix_dominators, add_to_dominance_info,
11973 delete_from_dominance_info): Likewise.
11974 * dwarf2asm.c (size_of_encoded_value, eh_data_format_name,
11975 dw2_asm_output_delta_uleb128, dw2_asm_output_delta_sleb128,
11976 dw2_force_const_mem, dw2_asm_output_encoded_addr_rtx): Likewise.
11977 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes, reg_save,
11978 initial_return_save, stack_adjust_offset, dwarf2out_stack_adjust,
11979 flush_queued_reg_saves, dwarf2out_frame_debug_expr,
11980 dwarf2out_frame_debug, dw_cfi_oprnd1_desc, output_cfi,
11981 output_call_frame_info, output_loc_operands, build_cfa_loc,
11982 decl_ultimate_origin, AT_flag, AT_int, AT_unsigned, AT_string,
11983 AT_string_form, add_AT_specification, AT_ref, set_AT_ref_external,
11984 AT_loc, AT_loc_list, AT_addr, AT_lbl, add_child_die,
11985 splice_child_die, attr_checksum, same_dw_val_p,
11986 break_out_includes, build_abbrev_table, size_of_die, mark_dies,
11987 unmark_dies, value_format, output_loc_list, output_die,
11988 output_pubnames, output_aranges, base_type_die, is_base_type,
11989 modified_type_die, dbx_reg_number, multiple_reg_loc_descriptor,
11990 mem_loc_descriptor, loc_descriptor, loc_descriptor_from_tree_1,
11991 field_byte_offset, add_data_member_location_attribute,
11992 add_const_value_attribute, rtl_for_decl_location,
11993 add_location_or_const_value_attribute, add_byte_size_attribute,
11994 add_bit_offset_attribute, add_bit_size_attribute,
11995 add_abstract_origin_attribute, pop_decl_scope, scope_die_for,
11996 decl_start_label, gen_formal_parameter_die,
11997 gen_type_die_for_member, gen_subprogram_die, gen_label_die,
11998 gen_typedef_die, gen_type_die, gen_tagged_type_instantiation_die,
11999 force_decl_die, force_type_die, gen_decl_die,
12000 dwarf2out_imported_module_or_decl, prune_unused_types_prune,
12001 dwarf2out_finish): Likewise.
12003 2004-09-08 Andreas Tobler <toa@pop.agri.ch>
12005 * Makefile.in (builtins.o): Depend on tree-mudflap.h.
12006 * builtins.c: Include tree-mudflap.h.
12008 2004-09-08 Uros Bizjak <uros@kss-loka.si>
12010 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
12011 force operand 0.0 into register in XFmode. Also do not force
12012 operand 0.0 into register if !TARGET_CMOVE.
12013 * config/i386/i386.md (*cmpfp_0): Delete. Remove comment.
12014 (*cmpfp_0_sf, cmpfp_0_df, cmpfp_0_xf): New patterns to
12015 implement ftst x87 instruction.
12016 (*fp_jcc_7): New insn pattern. Change corresponding split
12017 pattern to handle "general_operand" instead of
12018 "nonimmediate_operand".
12020 2004-09-08 Ben Elliston <bje@au.ibm.com>
12022 * doc/rtl.texi (Insns): Document NOTE_INSN_FUNCTION_BEG.
12024 2004-09-07 Frank Ch. Eigler <fche@redhat.com>
12026 * builtins.c (std_gimplify_va_arg_expr): Mark INDIRECT_REF nodes
12027 generated from standard va_arg expansion.
12028 * tree-mudflap.c (mx_xform_derefs_1): Omit instrumentation from
12030 (mf_varname_tree, mf_file_function_line_tree): Add some support
12031 for column numbers if compiled with USE_MAPPED_LOCATION.
12033 2004-09-07 Ziemowit Laski <zlaski@apple.com>
12035 * c-decl.c (groktypename_in_parm_context): Remove function.
12036 * c-tree.h (groktypename_in_parm_context): Remove prototype.
12038 2004-09-07 Ziemowit Laski <zlaski@apple.com>
12040 * Makefile.in (c-parse.o): Depend on $(C_COMMON_H).
12041 * c-parse.in: Include c-common.h instead of objc-act.h.
12042 (ivar_decl_list, ivar_decls, ivar_decl, ivars, ivar_declarator,
12043 myparms, myparm): Remove %type declarations.
12044 (methodtype, optparms, OBJC_TYPE_QUAL, objc_quals, objc_qual,
12045 objc_typename, objc_try_catch_stmt, optellipsis): Add %type
12047 (objc_inherit_code, objc_public_flag): Remove.
12048 (typespec_nonreserved_nonattr): Call
12049 objc_get_protocol_qualified_type() instead of get_static_reference()
12050 and get_protocol_reference().
12051 (stmt_nocomp): Call grokparm() on @catch parameter.
12052 (objcdef): Move semantic action to objc_finish_implementation().
12053 (classdef): Move semantic action to objc_start_class_interface(),
12054 objc_continue_interface(), objc_finish_interface(),
12055 objc_start_class_implementation(), objc_continue_implementation(),
12056 objc_start_category_interface() and
12057 objc_start_category_implementation().
12058 (protocoldef): Move semantic actions to objc_start_protocol() and
12059 objc_finish_interface().
12060 (ivar_decl_list): Remove nonterminal.
12061 (visibility_spec): Move semantic actions to objc_set_visibility().
12062 (ivar_decls): Remove assignment to $$.
12063 (ivar_decl): Rephrase in terms of component_decl; call
12064 objc_add_instance_variable().
12065 (ivars, ivar_declarator): Remove nonterminals.
12066 (opt_semi): New nonterminal.
12067 (methodtype): Remove semantic actions.
12068 (methoddef): Move semantic actions to objc_set_method_type(),
12069 objc_start_method_definition() and objc_finish_method_definition().
12070 (methodproto): Move semantic actions to objc_set_method_type() and
12071 objc_add_method_declaration().
12072 (methoddecl): Use objc_typename instead of typename; move semantic
12073 actions to objc_build_method_signature().
12074 (optarglist, myxdecls, mydecl, myparms, myparm): Remove nonterminals.
12075 (optparmlist): Express in terms of optparms and optellipsis.
12076 (optparms, optellipsis, objc_qual, objc_quals, objc_typename): New
12078 (keyworddecl): Use objc_typename instead of typename.
12079 (rid_to_yy): Mark RID_IN, RID_OUT, RID_INOUT, RID_BYCOPY, RID_BYREF
12080 and RID_ONEWAY as returning OBJC_TYPE_QUAL to yyparse().
12082 2004-09-08 Alan Modra <amodra@bigpond.net.au>
12084 * doc/tm.texi (MD_UNWIND_SUPPORT): Document.
12085 (MD_FALLBACK_FRAME_STATE_FOR): Update.
12086 * unwind-dw2.c (MD_UNWIND_SUPPORT): #include if defined.
12087 (uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
12088 (MD_FROB_UPDATE_CONTEXT): Remove default.
12089 (uw_update_context_1): Instead #ifdef invocation.
12090 * config/ia64/unwind-ia64.c (MD_UNWIND_SUPPORT): #include if defined.
12091 (uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
12092 * config/alpha/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Don't undef.
12093 (MD_UNWIND_SUPPORT): Undefine this instead.
12094 * config/i386/gnu.h: Likewise.
12095 * config/alpha/linux-unwind.h: New file, macro converted to
12096 function, extracted from..
12097 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): ..this.
12098 (MD_UNWIND_SUPPORT): Define.
12099 * config/alpha/vms-unwind.h, config/alpha/vms.h: Likewise.
12100 * config/i386/linux-unwind.h, config/i386/linux.h,
12101 config/i386/linux64.h: Likewise.
12102 * config/ia64/linux-unwind.h, config/ia64/linux.h: Likewise.
12103 MD_HANDLE_UNWABI too.
12104 * config/mips/linux-unwind.h, config/mips/linux.h: Likewise.
12105 * config/pa/linux-unwind.h, config/pa/pa32-linux.h: Likewise.
12106 * config/rs6000/darwin-unwind.h, config/rs6000/darwin.h: Likewise.
12107 * config/s390/linux-unwind.h, config/s390/linux.h: Likewise.
12108 * config/sparc/linux-unwind.h, config/sparc/linux.h,
12109 config/sparc/linux64.h: Likewise.
12110 * config/sh/linux-unwind.h, config/sh/linux.h: Likewise, but merge
12111 SH_FALLBACK_FRAME_FLOAT_STATE into sh_fallback_frame_state.
12112 * config/rs6000/linux-unwind.h, config/rs6000/linux.h,
12113 config/rs6000/linux64.h: Likewise. Split out get_sigcontext
12114 function. Use ARG_POINTER_REGNUM for 32-bit temp reg too.
12116 2004-09-07 Jan Hubicka <jh@suse.cz>
12118 * cse.c (fold_rtx): Avoid building of
12119 (CONST (MINUS (CONST_INT) (SYMBOL_REF)))
12121 * tree-ssa-pre.c (grand_bitmap_obstack): New.
12122 (value_insert_into_set_bitmap, bitmap_set_new): Use the obstack.
12123 (init_pre): Initialize obstack.
12124 (fini_pre): Free obstack.
12126 2004-09-07 David Daney <ddaney@avtrex.com>
12128 * config.gcc: Added support for --with-divide=[breaks|traps] for
12130 * config/mips/mips.h (MASK_DIVIDE_BREAKS): New target_flags bit.
12131 (TARGET_DIVIDE_TRAPS): New macro.
12132 (TARGET_SWITCHES): Added -mdivide-traps and -mdivide-breaks.
12133 (OPTION_DEFAULT_SPECS): Added --with-divide= support.
12134 * config/mips/mips.c (mips_idiv_insns): Generate proper count on
12135 GENERATE_DIVIDE_TRAPS.
12136 (mips_output_division): Emit conditional trap if
12137 GENERATE_DIVIDE_TRAPS is set.
12138 * doc/install.texi: Document --with-divide.
12139 * doc/invoke.texi: Document -mdivide-traps and -mdivide-breaks.
12141 2004-09-07 Caroline Tice <ctice@apple.com>
12143 * cfgrtl.c (rtl_verify_flow_info_1): Add new edge flag,
12144 EDGE_CROSSING, to flags test case.
12146 2004-09-07 Jan Hubicka <jh@suse.cz>
12148 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Deal with '<'
12151 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
12153 * cfganal.c (flow_depth_first_order_compute, dfs_enumerate_from,
12154 cfgbuild.c, inside_basic_block_p, control_flow_insn_p,
12155 make_label_edge, make_edges, find_basic_blocks_1): Use gcc_assert
12156 or gcc_unreachable.
12157 * cfg.c (clear_edges, initialize_bb_rbi, compact_blocks,
12158 remove_edge, alloc_aux_for_blocks, free_aux_for_blocks,
12159 alloc_aux_for_edges, free_aux_for_edges): Likewise.
12160 * cfgcleanup.c (try_forward_edges,
12161 merge_blocks_move_predecessor_nojumps,
12162 merge_blocks_move_successor_nojumps): Likewise.
12163 * cfgexpand.c (expand_gimple_cond_expr,
12164 expand_gimple_tailcall): Likewise.
12165 * cfghooks.c (duplicate_block): Likewise.
12166 * cfglayout.c (record_effective_endpoints,
12167 insn_locators_initialize, change_scope, fixup_reorder_chain,
12168 verify_insn_chain, fixup_fallthru_exit_predecessor,
12169 duplicate_insn_chain, cfg_layout_finalize): Likewise.
12170 * cfgloopanal.c (check_irred): Likewise.
12171 * cfgloop.c (superloop_at_depth, flow_loops_free,
12172 flow_loop_entry_edges_find, flow_loops_find,
12173 flow_loop_outside_edge_p, get_loop_body,
12174 get_loop_body_in_dom_order, get_loop_body_in_bfs_order,
12175 get_loop_exit_edges, num_loop_branches, cancel_loop,
12176 verify_loop_structure): Likewise.
12177 cfgloopmanip.c (find_path, remove_path, loop_delete_branch_edge,
12178 duplicate_loop_to_header_edge, create_preheader,
12179 create_loop_notes): Likewise.
12180 * cfgrtl.c (delete_insn, try_redirect_by_replacing_jump,
12181 edirect_branch_edge, force_nonfallthru_and_redirect,
12182 rtl_split_edge, insert_insn_on_edge, commit_one_edge_insertion,
12183 commit_edge_insertions, commit_edge_insertions_watch_calls,
12184 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
12185 cfg_layout_redirect_edge_and_branch_force,
12186 cfg_layout_merge_blocks, rtl_flow_call_edges_add): Likewise.
12187 * cgraph.c (cgraph_node, cgraph_create_edge, cgraph_remove_edge,
12188 cgraph_redirect_edge_callee, cgraph_global_info, cgraph_rtl_info,
12189 cgraph_varpool_node): Likewise.
12190 * cgraphunit.c (cgraph_finalize_function,
12191 cgraph_finalize_compilation_unit, cgraph_mark_functions_to_output,
12192 cgraph_expand_function, cgraph_remove_unreachable_nodes,
12193 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
12194 cgraph_mark_inline, cgraph_expand_all_functions,
12195 cgraph_build_static_cdtor): Likewise.
12196 * combine.c (do_SUBST, try_combine, subst, combine_simplify_rtx,
12197 simplify_logical, distribute_notes, insn_cuid): Likewise.
12198 * conflict.c (conflict_graph_add, print_conflict): Likewise.
12199 * coverage.c (rtl_coverage_counter_ref, tree_coverage_counter_ref,
12200 coverage_checksum_string): Likewise.
12201 * cse.c (make_new_qty, make_regs_eqv, insert, invalidate,
12202 hash_rtx, exp_equiv_p, cse_basic_block, count_reg_usage,
12203 cse_cc_succs, cse_condition_code_reg): Likewise.
12204 * cselib.c (entry_and_rtx_equal_p, remove_useless_values,
12205 rtx_equal_for_cselib_p, wrap_constant, cselib_hash_rtx,
12206 new_cselib_val, cselib_subst_to_values, cselib_invalidate_regno,
12207 cselib_record_set): Likewise.
12209 2004-09-07 Jan Hubicka <jh@suse.cz>
12211 * tree-ssa-loop-ivopts.c (iv_value): Avoid invalid sharing on niter.
12213 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
12215 * builtins.c (fold_builtin_strchr): Use build_int_cst, not
12217 (fold_builtin_strpbrk): Likewise.
12218 * expr.c (array_ref_low_bound): Likewise.
12219 * tree-scalar-evolution.c (chrec_is_positive, add_to_evolution_1,
12220 interpret_rhs_modify_expr, number_of_iterations_in_loop): Likewise.
12221 * tree-sra.c (generate_element_zero): Likewise.
12222 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
12223 * tree-ssa-loop-ivopts.c (determine_biv_step, idx_find_step,
12224 add_old_iv_candidates, add_iv_candidates): Likewise.
12225 * tree-tailcall.c (tree_optimize_tail_calls_1): Likewise.
12227 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
12229 * c-aux-info.c (gen_type): Use gcc_assert or gcc_unreachable.
12230 * c-common.c (c_type_hash, c_common_nodes_and_builtins,
12231 c_expand_expr, boolean_increment, nonnull_check_p,
12232 check_function_arguments_recurse, fold_offsetof_1): Likewise.
12233 * c-cppbuiltin.c (define__GNUC__, builtin_define_stdint_macros,
12234 builtin_define_type_max): Likewise.
12235 * c-decl.c (bind, pop_scope, merge_decls, pushdecl_top_level,
12236 implicit_decl_warning, builtin_function, build_compound_literal,
12237 complete_array_type, grokdeclarator, get_parm_info,
12238 start_function, store_parm_decls_oldstyle,
12239 c_write_global_declarations): Likewise.
12240 * c-format.c (get_constant, decode_format_attr,
12241 maybe_read_dollar_number, get_flag_spec, check_format_arg,
12242 check_format_types, format_type_warning,
12243 find_char_info_specifier_index, init_dynamic_asm_fprintf_info,
12244 init_dynamic_diag_info, handle_format_attribute): Likewise.
12245 * c-gimplify.c (push_context, pop_context, finish_bc_block):
12246 * c-lex.c (c_lex_with_flags, lex_string): Likewise.
12247 * c-objc-common.c (c_tree_printer): Likewise.
12248 * c-pch.c (pch_init): Likewise.
12249 * c-pragma.c (maybe_apply_pragma_weak): Likewise.
12250 * c-pretty-print.c (pp_c_tree_decl_identifier): Likewise.
12251 * c-typeck.c (c_incomplete_type_error, composite_type,
12252 common_pointer_type, common_type, same_translation_unit_p,
12253 tagged_types_tu_compatible_p, finish_init, pop_init_level,
12254 set_designator, set_nonincremental_init_from_string,
12255 process_init_element, c_finish_if_stmt): Likewise.
12256 * caller-save.c (init_caller_save, save_call_clobbered_regs,
12257 insert_restore, insert_save, insert_one_insn): Likewise.
12258 * calls.c (emit_call_1, compute_argument_block_size,
12259 precompute_arguments, expand_call, emit_library_call_value_1,
12260 store_one_arg): Likewise.
12262 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
12264 * configure.ac (enable-checking): Add release option. Reorganize
12265 to avoid repetition.
12266 * configure: Rebuilt.
12267 * doc/install.texi (enable-checking): Amend documentation.
12269 2004-09-06 H.J. Lu <hongjiu.lu@intel.com>
12272 * Makefile.in (specs.ready): Depend on cc1$(exeext).
12274 2004-09-06 James E Wilson <wilson@specifixinc.com>
12276 * config/mips/mips.md (movsf_hardfloat, movdf_hardfloat_64bit,
12277 movdf_hardfloat_32bit): Split fG into two alternatives.
12278 (movv2sf_hardfloat_64bit): Split fYG into two alternatives.
12280 * emit-rtl.c (try_split): Check INSN_P before may_trap_p call.
12282 2004-09-06 Eric Botcazou <ebotcazou@libertysurf.fr>
12284 * final.c (output_in_slot): Delete.
12285 (final_scan_insn): Revert 2004-09-03 change.
12286 (output_asm_insn): Likewise.
12287 * config/sparc/sparc.c (output_return): Likewise.
12288 (output_sibcall): Likewise.
12290 2004-09-06 Jan Hubicka <jh@suse.cz>
12292 * loop.c (loop_dump_aux): Do not print RTL when not available.
12293 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates): Do not use
12294 frontend specific type nodes.
12295 (produce_memory_decl_rtl): Break out from ...
12296 (prepare_decl_rtl): ... here. Handle ADDR_EXPR correctly.
12297 (get_computation_at): Avoid random tree sharing.
12298 (tree_ssa_iv_optimize): Verify tree sharing; dump loops.
12300 2004-09-06 Zack Weinberg <zack@codesourcery.com>
12302 * Makefile.in (rtl.o, bitmap.o): Correct dependencies, remove
12303 unnecessary commands.
12305 2004-09-06 Mohan Embar <gnustuff@thisiscool.com>
12307 * Makefile.in (rtl.o): Remove -DGENERATOR_FILE.
12308 (bitmap.o): Likewise.
12310 2004-09-06 Paolo Bonzini <bonzini@gnu.org>
12312 Unify the management of RTL and tree-level dump files.
12314 * cfgexpand.c (tree_expand_cfg): Fix incorrect comment.
12315 Don't print function name to the dump file, the pass manager
12316 would do this for us. Add code from the top of
12317 rest_of_compilation, up to the initial RTL dump.
12318 * passes.c (rest_of_handle_jump): Call fixup_tail_calls and
12319 close the DFI_sibling dump file.
12320 (rest_of_compilation): Don't do that here. Remove code up to the
12322 (init_optimization_passes): Remove.
12323 (pass_rest_of_compilation): Change pass name to NULL.
12324 * toplev.c (lang_dependent_init): Do not use an empty dump file prefix.
12325 Do not call init_optimization_passes.
12326 * toplev.h (init_optimization_passes): Remove.
12328 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
12329 finish_graph_dump_file): Remove SUFFIX parameter.
12330 * graph.h (print_rtl_graph_with_bb, clean_graph_dump_file,
12331 finish_graph_dump_file): Likewise.
12333 * tree-pass.h (struct tree_opt_pass): Add `letter' field.
12334 * cfgexpand.c (pass_expand): Adjust.
12335 * gimple-low.c (pass_lower_cf, pass_remove_useless_vars): Adjust.
12336 * passes.c (pass_rest_of_compilation): Adjust.
12337 * predict.c (pass_profile): Adjust.
12338 * tree-alias-common.c (pass_build_pta, pass_del_pta): Adjust.
12339 * tree-cfg.c (pass_build_cfg, pass_remove_useless_stmts,
12340 pass_split_crit_edges, pass_warn_function_return): Adjust.
12341 * tree-complex.c (pass_lower_vector_ssa, pass_pre_expand): Adjust.
12342 * tree-dfa.c (pass_referenced_vars): Adjust.
12343 * tree-eh.c (pass_lower_eh): Adjust.
12344 * tree-if-conv.c (pass_build_ssa): Adjust.
12345 * tree-into-ssa.c (pass_build_ssa): Adjust.
12346 * tree-mudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
12347 * tree-nomudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
12348 * tree-nrv.c (pass_nrv): Adjust.
12349 * tree-optimize.c (pass_gimple, pass_all_optimizations,
12350 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
12351 pass_init_datastructures): Adjust.
12352 * tree-outof-ssa.c (pass_del_ssa): Adjust.
12353 * tree-profile.c (pass_tree_profile): Adjust.
12354 * tree-sra.c (pass_sra): Adjust.
12355 * tree-ssa-alias.c (pass_may_alias): Adjust.
12356 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Adjust.
12357 * tree-ssa-copyrename.c (pass_rename_ssa_copies): Adjust.
12358 * tree-ssa-dce.c (pass_dce, pass_cd_dce): Adjust.
12359 * tree-ssa-dom.c (pass_dominator): Adjust.
12360 * tree-ssa-dse.c (pass_dse): Adjust.
12361 * tree-ssa-forwprop.c (pass_forwprop): Adjust.
12362 * tree-ssa-if-conv.c (pass_if_conversion): Adjust.
12363 * tree-ssa-loop-ch.c (pass_ch): Adjust.
12364 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_lim,
12365 pass_loop_done, pass_complete_unroll, pass_iv_canon,
12366 pass_iv_optimize, pass_vectorize): Adjust.
12367 * tree-ssa-phiopt.c (pass_phiopt): Adjust.
12368 * tree-ssa-pre.c (pass_pre, pass_fre): Adjust.
12369 * tree-ssa.c (pass_redundant_phi, pass_early_warn_uninitialized,
12370 pass_late_warn_uninnitialized): Adjust.
12371 * tree-tailcall.c (pass_tail_recursion, pass_tail_calls): Adjust.
12373 * Makefile.in (tree-dump.o): Add new dependencies.
12374 * cgraph.c (cgraph_remove_node): TDF_all -> TDF_tree_all.
12375 * cgraphunit.c (cgraph_preserve_function_body_p, cgraph_optimize):
12377 * toplev.c (dump_file_name): New.
12378 * tree-dump.c (dump_enable_all): Add LETTER parameter.
12379 (struct dump_file_info): Add NUM and LETTER fields.
12380 (dump_files): Adjust and add RTL dump files.
12381 (dump_register): Add NUM and LETTER fields.
12382 (get_dump_file_name, dump_initialized_p, enable_rtl_dump_file): New.
12383 (dump_begin): Use get_dump_file_name.
12384 (dump_switch_p_1): Adjust call to dump_enable_all.
12385 * tree-dump.h (dump_register): Adjust prototype.
12386 * tree-optimize.c (register_one_dump_file): Take dump file index.
12387 Support flags for RTL dumps.
12388 (register_dump_files): Fill in NUM field of struct dump_file_info.
12389 Track properties both when the gate is executed and when it is not.
12390 (execute_todo): Dump RTL. Add PROPERTIES parameter.
12391 (execute_one_pass): Pass properties to execute_todo. Handle VCG
12393 * tree-pass.h (dump_file_name): New.
12394 * tree.h (TDF_TREE, TDF_RTL, get_dump_file_name, dump_initialized_p):
12397 * Makefile.in (passes.o): Add new dependencies.
12398 * passes.c (struct dump_file_info, enum dump_file_index,
12399 dump_file_tbl, init_optimization_passes): Remove.
12400 (open_dump_file, close_dump_file): Use tree-dumping infrastructure.
12401 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc): Use
12403 (finish_optimization_passes): Update finish_graph_dump_file loop.
12404 (enable_rtl_dump_file): Remove.
12405 * tree-dump.c (dump_files): Adjust and add RTL dump files.
12406 (enable_rtl_dump_file): Add here.
12407 * tree.h (enum tree_dump_index): Add RTL dump file indices.
12408 * doc/invoke.texi (Debugging options): Document new RTL debugging
12411 2004-09-05 Kazu Hirata <kazu@cs.umass.edu>
12413 * c-common.c, c-decl.c, combine.c, defaults.h, fold-const.c,
12414 gimplify.c, gthr-nks.h, hooks.c, lambda-code.c, lambda-mat.c,
12415 stor-layout.c, target.h, tree-cfg.c, tree-chrec.c,
12416 tree-if-conv.c, tree-inline.c, tree-into-ssa.c,
12417 tree-mudflap.c, tree-optimize.c, tree-scalar-evolution.c,
12418 tree-ssa-alias.c, tree-ssa-ccp.c, tree-ssa-dce.c,
12419 tree-ssa-pre.c, tree-vectorizer.c, tree-vectorizer.h, tree.h,
12420 vec.h: Fix comment formatting.
12422 2004-09-05 Kazu Hirata <kazu@cs.umass.edu>
12424 * c-common.c, cfgexpand.c, cgraphunit.c, defaults.h,
12425 et-forest.c, expr.c, gimplify.c, global.c, gthr-lynx.h,
12426 hard-reg-set.h, modulo-sched.c, optabs.c, postreload-gcse.c,
12427 tree-data-ref.c, tree-flow.h, tree-if-conv.c, tree-inline.c,
12428 tree-sra.c, tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
12429 tree-ssa-loop-niter.c, tree-ssa-operands.c,
12430 tree-ssa-operands.h, tree-ssa-propagate.c,
12431 tree-ssa-propagate.h, tree-ssa-threadupdate.c, value-prof.c,
12432 vec.c, vec.h: Fix comment typos. Follow spelling conventions.
12434 2004-09-05 Diego Novillo <dnovillo@redhat.com>
12436 * tree-if-conv.c (gate_tree_if_conversion): Enable only if the
12437 vectorizer is enabled.
12439 2004-09-05 Andreas Jaeger <aj@suse.de>
12441 * tree-if-conv.c: Spell check comments and clean up whitespace.
12443 2004-09-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12445 * tree-ssa-loop-ivopts.c: New file.
12446 * Makefile.in (tree-ssa-loop-ivopts.c): Add.
12447 * cfgloop.h (target_avail_regs, target_res_regs, target_small_cost,
12448 target_pres_cost, target_spill_cost): Declare.
12449 * cfgloopanal.c (avail_regs, res_regs, small_cost, pres_cost,
12450 spill_cost): Renamed to ...
12451 (target_avail_regs, target_res_regs, target_small_cost,
12452 target_pres_cost, target_spill_cost): ... and exported.
12453 (init_set_costs, global_cost_for_size): Work with renamed variables.
12454 * common.opt (flag_ivopts): New flag.
12455 * expr.c (expand_expr_real_1): Handle SSA_NAME case. Handle
12457 * gimplify.c (struct gimplify_ctx): Add into_ssa field.
12458 (internal_get_tmp_var, gimplify_modify_expr, gimplify_expr): Support
12459 generating SSA form.
12460 (force_gimple_operand): New function.
12461 * timevar.def (TV_TREE_LOOP_IVOPTS): New timevar.
12462 * tree-cfg.c (stmt_bsi): New function.
12463 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
12464 PARAM_IV_MAX_CONSIDERED_USES): New.
12465 * tree-flow.h (stmt_bsi, tree_ssa_iv_optimize, split_loop_exit_edge,
12466 bsi_insert_on_edge_immediate_loop. standard_iv_increment_position,
12467 ip_end_pos, ip_normal_pos, force_gimple_operand): Declare.
12468 * tree-gimple.c (is_gimple_formal_tmp_var): Accept ssa names.
12469 * tree-nested.c (build_addr): Export.
12470 * tree-optimize.c (init_tree_optimization_passes): Add
12472 * tree-pass.h (pass_iv_optimize): Declare.
12473 * tree-ssa-loop-im.c (for_each_index): Handle REALPART_EXPR and
12475 * tree-ssa-loop-manip.c (create_iv): Force the base to be acceptable
12476 as a phi node argument.
12477 (split_loop_exit_edge, bsi_insert_on_edge_immediate_loop,
12478 ip_end_pos, ip_normal_pos, standard_iv_increment_position): New
12480 * tree-ssa-loop-niter.c (zero_p, unsigned_type_for): Export.
12481 * tree-ssa-loop.c (tree_ssa_loop_ivopts, gate_tree_ssa_loop_ivopts,
12482 pass_iv_optimize): New pass.
12483 * tree-ssa-operands.c (get_indirect_ref_operands): Handle REF_ORIGINAL.
12484 * tree-ssanames.c (release_ssa_name): Allow calling with var = NULL.
12485 * tree.c (build_int_cst_type, cst_and_fits_in_hwi): New functions.
12486 * tree.h (REF_ORIGINAL): New macro.
12487 (build_int_cst_type, unsigned_type_for, zero_p,
12488 cst_and_fits_in_hwi, build_addr): Declare.
12489 * doc/invoke.texi (-fivopts): Document.
12490 (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
12491 PARAM_IV_MAX_CONSIDERED_USES): Document.
12492 * doc/passes.texi: Document induction variable optimizations pass.
12494 2004-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12496 * builtin-attrs.def (ATTR_NOTHROW_SENTINEL_1): New.
12497 * builtins.def (BUILT_IN_EXECLE): Set ATTR_NOTHROW_SENTINEL_1.
12498 * c-common.c (c_common_attribute_table): Accept parameters to
12499 sentinel attribute.
12500 (check_function_sentinel, handle_sentinel_attribute): Likewise.
12501 * doc/extend.texi: Update accordingly.
12503 2004-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12505 * builtin-attrs.def (ATTR_SENTINEL, ATTR_SENTINEL_NOTHROW_LIST):
12507 * builtins.def (BUILT_IN_EXECL, BUILT_IN_EXECLP): Add `sentinel'
12509 * c-common.c (handle_sentinel_attribute, check_function_sentinel):
12511 (c_common_attribute_table): Add `sentinel' attribute.
12512 (check_function_arguments): Handle `sentinel' attribute.
12513 * doc/extend.texi: Document `sentinel' attribute.
12515 2004-09-04 H.J. Lu <hongjiu.lu@intel.com>
12517 * configure: Regenerated.
12519 2004-09-04 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12521 * gimplify.c (internal_get_tmp_var): Remove unused var CLASS.
12523 * tree.c (save_expr): No longer TREE_READONLY.
12525 2004-09-04 Jan Hubicka <jh@suse.cz>
12527 * passes.c (rest_of_clean_state): Fix merge conflict made during
12528 commiting the patch.
12530 2004-09-04 Jan Hubicka <jh@suse.cz>
12532 * passes.c (rest_of_clean_state): Decompose the instruction stream.
12534 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
12536 * doc/md.texi (shift patterns): New anchor. Add reference to
12537 TARGET_SHIFT_TRUNCATION_MASK.
12538 * doc/tm.texi (TARGET_SHIFT_TRUNCATION_MASK): Document.
12539 * target.h (shift_truncation_mask): New target hook.
12540 * targhook.h (default_shift_truncation_mask): Declare.
12541 * targhook.c (default_shift_truncation_mask): Define.
12542 * target-def.h (TARGET_SHIFT_TRUNCATION_MASK): Define.
12543 (TARGET_INITIALIZER): Include it.
12544 * simplify-rtx.c (simplify_binary_operation): Combine ASHIFT, ASHIFTRT
12545 and LSHIFTRT cases. Truncate arg1 if SHIFT_COUNT_TRUNCATED, otherwise
12546 reject all out-of-range values. Fix sign-extension code for modes
12547 whose width is smaller than HOST_BITS_PER_WIDE_INT.
12548 * optabs.c (simplify_expand_binop, force_expand_binop): New functions.
12549 (expand_superword_shift, expand_subword_shift): Likewise.
12550 (expand_doubleword_shift_condmove, expand_doubleword_shift): Likewise.
12551 (expand_binop): Use them to implement double-word shifts.
12552 * config/arm/arm.c (arm_shift_truncation_mask): New function.
12553 (TARGET_SHIFT_TRUNCATION_MASK): Define.
12555 2004-09-04 Jan Hubicka <jh@suse.cz>
12557 * tree.c (iterate_hash_expr): Optimize, avoid use of iterative_hash_object.
12558 (mix): New macro copied from hashtab.c
12559 (iterative_hash_hashval_t, iterative_hash_pointer,
12560 iterative_hash_host_wide_int): New functions based on hashtab.c
12563 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
12565 * config/mips/mips.md (mask): New mode attribute.
12566 (zero_extendsidi2): Add memory alternative.
12567 (*zero_extendsidi2_mem): Delete.
12568 (zero_extend[qh]i[sd]i2): Redefine using :GPR and :SHORT. Use
12569 memory_operand in the TARGET_MIPS16 check.
12570 (*zero_extend[qh]i[sd]i2{,_mips16}): Name previously unnamed patterns.
12571 Redefine using :GPR and :SHORT.
12572 (zero_extendqihi2): Use memory_operand in the TARGET_MIPS16 check.
12574 2004-09-04 Uros Bizjak <uros@kss-loka.si>
12576 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_RINT{,F,L}
12578 (expand_builtin): Expand BUILT_IN_RINT{,F,L} using
12579 expand_builtin_mathfn.
12580 * genopinit.c (optabs): Rename trunc_optab to btrunc_optab. Use
12581 btrunc?f patterns for btrunc_optab. Implement rint_optab using
12583 * optabs.c (init_optabs): Initialize rint_optab.
12584 * optabs.h (enum optab_index): Rename OTI_trunc to OTI_btrunc.
12586 (btrunc_optab): Rename macro from trunc_optab.
12587 (rint_optab): Define corresponding macro.
12589 * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_FRNDINT_FLOOR,
12590 UNSPEC_FRNDINT_CEIL, UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM.
12592 * config/i386/i386-protos.h (emit_i387_cw_initialization):
12593 Change prototype. Add new int parameter.
12594 * config/i386/i386.c (emit_i387_cw_initialization):
12595 Handle new rounding modes.
12597 * config/i386/i386.h (enum fp_cw_mode): Delete.
12598 (MODE_NEEDED): Handle new rounding modes.
12599 (EMIT_MODE_SET): Change condition to handle new rounding modes.
12601 * config/i386/i386.md (UNSPEC_FRNDINT_FLOOR, UNSPEC_FRNDINT_CEIL,
12602 UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM): New unspecs to
12603 represent different rounding modes of frndint insn.
12604 (type): Add frndint type.
12605 (i387, length, memory): Handle this type.
12606 (i387_cw): New attribute definition.
12607 (*fix_truncdi_1, fix_truncdi_nomemory, fix_truncdi_memory,
12608 *fix_truncsi_1, fix_truncsi_nomemory, fix_truncsi_memory,
12609 *fix_trunchi_1, fix_trunchi_nomemory, fix_trunchi_memory):
12610 Add "i387_cw" attribute defined to "trunc".
12611 (x86_fnstcw_1): Remove comment.
12612 (*frndintxf2): Rename insn definition to frndintxf2. Move
12613 insn definition near rint?f2 expanders.
12614 (rintdf2, rintsf2, rintxf2): New expanders to implement rint,
12615 rintf and rintl built-ins as inline x87 intrinsics.
12616 (frndintxf2_floor): New pattern to implement floor rounding
12617 mode with frndint x87 instruction.
12618 (floordf2, floorsf2, floorxf2): New expanders to implement floor,
12619 floorf and floorl built-ins as inline x87 intrinsics.
12620 (frndintxf2_ceil): New pattern to implement ceil rounding
12621 mode with frndint x87 instruction.
12622 (ceildf2, ceilsf2, ceilxf2): New expanders to implement ceil,
12623 ceilf and ceill built-ins as inline x87 intrinsics.
12624 (frndintxf2_trunc): New pattern to implement trunc rounding
12625 mode with frndint x87 instruction.
12626 (btruncdf2, btruncsf2, btruncxf2): New expanders to implement trunc,
12627 truncf and truncl built-ins as inline x87 intrinsics.
12628 (frndintxf2_mask_pm): New pattern to implement rounding
12629 mode with exceptions with frndint x87 instruction.
12630 (nearbyintdf2, nearbyintsf2, nearbyintxf2): New expanders to
12631 implement nearbyint, nearbyintf and nearbyintl built-ins as
12632 inline x87 intrinsics.
12634 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
12636 * config/mips/mips.md (SHORT): New mode macro.
12637 (size): New mode attribute.
12638 (extend[qh]i[sd]i2): Redefine using :GPR and :SHORT.
12639 (*extend[qh]i[sd]i2): New define_insn_and_split, combining previous
12640 *extend[qh]i[sd]i2 and *extend[qh]i[sd]i2_mem patterns. Use only if
12642 (*extend[qh]i[sd]i2_se[bh]): New pattern, combining previous
12643 *extend[qh]isi2_hw patterns and extending them to di.
12644 (extendqihi2): Implement as define_insn_and_split that produces
12645 extendqisi2 after reload.
12647 2004-09-03 Devang Patel <dpatel@apple.com>
12649 * Makefile.in (OBJS-common): Add tree-if-conv.o
12650 (tree-if-conv.o): New rule.
12651 * cfgloop.c (flow_loop_exit_edges_find): Set EDGE_LOOP_EXIT flag.
12652 (get_loop_body_in_bfs_order): New.
12653 * cfgloop.h (get_loop_body_in_bfs_order): New.
12654 * tree-flow.h (enum move_pos): Move here from ..
12655 * tree-ssa-loop-im.c (enum move_pos): here.
12656 (movement_possibility): Make externally visible.
12657 * tree-optimize.c (init_tree_optimization_passes): New entry for
12658 if conversion pass.
12659 * tree-pass.h (pass_if_conversion): New.
12660 * tree-ssa-operands.c (get_expr_operands): Handle COND_EXPR.
12661 * tree-if-conv.c: New file.
12662 * doc/passes.texi: Document tree if-conversion pass.
12663 * doc/tree-ssa.texi: Same.
12665 2004-09-03 H.J. Lu <hongjiu.lu@intel.com>
12668 Makefile.in (LIB2ADDEHSTATIC): New.
12669 (LIB2ADDEHSHARED): New.
12671 (LIBUNWINDDEP): New.
12672 (SHLIBUNWIND_LINK): New.
12673 (SHLIBUNWIND_INSTALL): New.
12674 (libgcc.mk): Pass LIB2ADDEHSTATIC, LIB2ADDEHSHARED, LIBUNWIND,
12675 LIBUNWINDDEP, SHLIBUNWIND_LINK and SHLIBUNWIND_INSTALL.
12676 (clean): Remove libunwind*
12677 (stage1-start): Remove and copy stage1/libunwind*.
12678 (stage2-start): Remove and copy stage2/libunwind*.
12679 (stage3-start): Remove and copy stage3/libunwind*.
12680 (stage4-start): Remove and copy stage4/libunwind*.
12681 (stageprofile-start): Remove and copy stageprofile/libunwind*.
12682 (stagefeedback-start): Remove and copy stagefeedback/libunwind*.
12684 * config.gcc (ia64*-*-linux*): Always add t-libunwind to
12685 tmake_file. Add t-libunwind-elf and ia64/t-glibc-libunwind to
12686 tmake_file if --with-system-libunwind isn't used.
12688 * config/ia64/t-glibc-libunwind: New file.
12689 * config/t-libunwind-elf: Likewise.
12690 * unwind-compat.c: Likewise.
12691 * unwind-compat.h: Likewise.
12692 * unwind-dw2-fde-compat.c: Likewise.
12694 * config/ia64/t-glibc (LIB2ADDEH): Updated.
12695 * config/ia64/t-hpux (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
12697 * config/ia64/unwind-ia64.c: Include "unwind-compat.h". Define
12699 * unwind-dw2-fde-glibc.c: Likewise.
12700 * unwind-dw2.c: Likewise.
12702 * config/t-libunwind (LIB2ADDEH): Updated.
12703 (LIB2ADDEHSTATIC): New.
12704 (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
12705 (TARGET_LIBGCC2_CFLAGS): Set to -DUSE_GAS_SYMVER.
12707 * configure.ac: Change --enable-libunwind-exceptions to
12708 --with-system-libunwind. Don't define USE_LIBUNWIND_EXCEPTIONS.
12709 * configure: Regenerated.
12710 * config.in: Updated.
12712 * doc/install.texi (ia64-*-linux): Require libunwind 0.98 or
12713 above and mention --with-system-libunwind.
12714 (ia64-*-hpux*): Mention --enable-libunwind-exceptions is
12715 removed in gcc 3.4.3 and later.
12717 * gcc.c (init_spec): Add -lunwind to -lgcc_s if
12718 USE_LIBUNWIND_EXCEPTIONS is defined.
12720 * mklibgcc.in: Support libunwind.
12722 2004-09-03 H.J. Lu <hongjiu.lu@intel.com>
12724 * config/i386/i386.c (x86_branch_hints): Remove m_PENT4 and
12727 2004-09-03 Richard Henderson <rth@redhat.com>
12730 * cfgexpand.c (LOCAL_ALIGNMENT): Provide default.
12731 (STACK_ALIGNMENT_NEEDED, FRAME_GROWS_DOWNWARD): Likewise.
12732 (struct stack_var, EOC, stack_vars, stack_vars_alloc, stack_vars_num,
12733 stack_vars_sorted, stack_vars_conflict, stack_vars_conflict_alloc,
12734 frame_phase, get_decl_align_unit, add_stack_var, triangular_index,
12735 resize_stack_vars_conflict, add_stack_var_conflict,
12736 stack_var_conflict_p, add_alias_set_conflicts, stack_var_size_cmp,
12737 union_stack_vars, partition_stack_vars, dump_stack_var_partition,
12738 expand_one_stack_var_at, expand_stack_vars, expand_one_stack_var,
12739 expand_one_static_var, expand_one_hard_reg_var,
12740 expand_one_register_var, expand_one_error_var, defer_stack_allocation,
12741 expand_one_var, expand_used_vars_for_block, clear_tree_used): New.
12742 (expand_used_vars): Rewrite.
12743 * Makefile.in (cfgexpand.o): Update dependencies.
12745 2004-09-04 Jan Hubicka <jh@suse.cz>
12747 * cfg.c (free_edge): Use ggc_free.
12748 (expunge_block): Use ggc_free.
12749 * passes.c (rest_of_clean_state): Free after compilation.
12750 * tree-ssa.c (delete_tree_ssa): Free annotations; call release_defs
12751 * tree-ssanames.c (release_defs): Ignore non-SSA_NAME arguments.
12753 2004-09-03 James E Wilson <wilson@specifixinc.com>
12755 * tree-ssa-alias.c (may_be_aliased): Move TREE_STATIC check after
12756 DECL_EXTERNAL check.
12758 2004-09-03 Eric Botcazou <ebotcazou@libertysurf.fr>
12760 * final.c (output_in_slot): New global variable.
12761 (final_scan_insn): Add new state '2' to the 'nopeepholes' parameter.
12762 Pass 2 as 'nopeepholes' to self for insns in a SEQUENCE. Set
12763 'output_in_slot' before invoking output_asm_insn.
12764 (output_asm_insn): Add a space after the tab if 'output_in_slot'
12766 * config/sparc/sparc.c (output_return): Pass 2 as 'nopeepholes' to
12768 (output_sibcall): Likewise.
12770 2004-09-03 Jan Hubicka <jh@suse.cz>
12772 * tree-ssa-operands.c (fini_ssa_operands): ggc_free unused arrays.
12773 * tree-ssanames (init_ssanames): Likewise.
12775 2004-09-03 Ziemowit Laski <zlaski@apple.com>
12777 * stub-objc.c (objc_is_id, objc_declare_alias, objc_declare_class,
12778 objc_declare_protocols, objc_start_protocol,
12779 objc_start_class_interface, objc_start_category_interface,
12780 objc_continue_interface, objc_finish_interface,
12781 objc_add_instance_variable, objc_set_visibility, objc_set_method_type,
12782 objc_start_class_implementation, objc_start_category_implementation,
12783 objc_continue_implementation, objc_finish_implementation,
12784 objc_add_method_declaration, objc_start_method_definition,
12785 objc_finish_method_definition, objc_build_keyword_decl,
12786 objc_build_method_signature, objc_build_encode_expr,
12787 objc_build_protocol_expr, objc_build_selector_expr,
12788 objc_build_message_expr, objc_build_string_object,
12789 objc_get_class_reference, objc_get_protocol_qualified_type,
12790 objc_static_init_needed_p, objc_generate_static_init_call): New stubs.
12792 2004-09-03 James E Wilson <wilson@specifixinc.com>
12794 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips3d.
12796 * config/mips/generic.md (generic_frecip_fsqrt_step): New.
12797 * config/mips/mips-ps-3d.md (mips_rsqrt1_<fmt>): Use frsqrt1 type.
12798 (mips_rsqrt2_<fmt>): Use frsqrt2 type.
12799 (mips_recip1_<fmt>): Use frdiv1 type.
12800 (mips_recip2_<fmt>): Use frdiv2 type.
12801 * config/mips/mips.md (type): Add frdiv1, frdiv2, frsqrt1, frsqrt2.
12802 * config/mips/sb1.md (ir_sb1_fpu_2pipes, ir_sb1_fpu_1pipe): Add frdiv1
12804 (ir_sb1_fpu_step2_2pipes, ir_sb1_fpu_step2_1pipe): New.
12806 2004-09-03 Daniel Jacobowitz <dan@debian.org>
12808 * reload.c (find_reloads): Swap operand_loc pointers for
12809 find_dummy_reload if we have swapped two operands.
12811 2004-09-03 Hans-Peter Nilsson <hp@axis.com>
12813 * config/cris/cris.h (ASM_OUTPUT_CASE_END): Use prev_nonnote_insn
12814 to get the tablejump-insn before the jump-table label.
12816 2004-09-03 Ziemowit Laski <zlaski@apple.com>
12818 * c-common.h (objc_is_id, objc_declare_alias, objc_declare_class,
12819 objc_declare_protocols, objc_build_message_expr,
12820 objc_finish_message_expr, objc_build_selector_expr,
12821 objc_build_protocol_expr, objc_build_encode_expr,
12822 objc_build_string_object, objc_get_protocol_qualified_type,
12823 objc_get_class_reference, objc_get_class_ivars,
12824 objc_start_class_interface, objc_start_category_interface,
12825 objc_start_protocol, objc_continue_interface, objc_finish_interface,
12826 objc_start_class_implementation, objc_start_category_implementation,
12827 objc_continue_implementation, objc_finish_implementation,
12828 objc_set_visibility, objc_set_method_type, objc_build_method_signature,
12829 objc_add_method_declaration, objc_start_method_definition,
12830 objc_finish_method_definition, objc_add_instance_variable,
12831 objc_build_keyword_decl, objc_build_throw_stmt, objc_begin_try_stmt,
12832 objc_finish_try_stmt, objc_begin_catch_clause,
12833 objc_finish_catch_clause, objc_build_finally_clause,
12834 objc_build_synchronized, objc_static_init_needed_p,
12835 objc_generate_static_init_call): New prototypes.
12837 2004-09-03 Steve Ellcey <sje@cup.hp.com>
12839 * config/ia64/ia64.c (ia64_function_arg): Use PARALLEL even if there
12841 (ia64_function_value): Ditto.
12843 2004-09-03 Jan Beulich <jbeulich@novell.com>
12845 * config.gcc: Resurrect NetWare as a target. Handle special case of
12846 Novell linker to be used (specified through --with-ld=) and threading
12847 model of either Posix (default) or NKS.
12848 * config/i386/i386.c (ix86_return_pops_args): Conditionalize popping
12849 of incoming hidden argument on KEEP_AGGREGATE_RETURN_POINTER.
12850 * config/i386/i386.h (KEEP_AGGREGATE_RETURN_POINTER): New.
12851 * config/i386/netware.c, config/i386/netware.h: New.
12852 * config/i386/nwld.c, config/i386/nwld.h: New.
12853 * config/i386/netware-crt0.c: New.
12854 * config/i386/netware-libgcc.c: New.
12855 * config/i386/netware-libgcc.def: New.
12856 * config/i386/netware-libgcc.exp: New.
12857 * config/i386/t-netware, config/i386/t-nwld: New.
12859 * doc/install.texi: Document NKS threading model.
12861 2004-09-03 Jan Beulich <jbeulich@novell.com>
12864 * defaults.h (TARGET_DEFAULT_PACK_STRUCT): Provide default.
12865 * tree.h (initial_max_fld_align): Declare
12866 * stor-layout.c (initial_max_fld_align): Define and initialize.
12867 (maximum_field_alignment): Initialize to the same value.
12868 * common.opt: Add -fpack-struct= variant of switch.
12869 * opts.c: Handle -fpack-struct= variant of switch.
12870 * c-pragma.c: Change #pragma pack() handling so that it becomes
12871 compatible to other compilers: accept individual 'push' argument,
12872 make final pop restore (command line) default, correct interaction
12873 of push/pop and sole specification of a new alignment (so that the
12874 sequence #pragma pack(push) - #pragma pack(<n>) becomes identical
12875 to #pragma pack(push, <n>).
12876 * doc/extend.texi: New node "Structure-Packing Pragmas" under
12877 "Pragmas", describing #pragma pack.
12878 * doc/invoke.texi: Document -fpack-struct=<n> variant of switch.
12879 * doc/tm.texi: Adjust description for HANDLE_PRAGMA_PACK_PUSH_POP.
12880 Document new TARGET_DEFAULT_PACK_STRUCT.
12882 2004-09-03 Devang Patel <dpatel@apple.com>
12884 * dwarf2out.c (gen_field_die). Equate decl number to die.
12886 2004-09-03 Vladimir Makarov <vmakarov@redhat.com>
12889 * global.c (modify_reg_pav): New function.
12890 (make_accurate_live_analysis): Call the new function. Move pavin
12891 modification by earlyclobber set into the new function.
12893 2004-09-03 Andreas Schwab <schwab@suse.de>
12895 * config/m68k/m68k.c (output_andsi3): Use -1 instead of
12896 (HOST_WIDE_INT)0xffffffff since CONST_INT value are always sign
12899 2004-09-02 Jan Beulich <jbeulich@novell.com>
12901 * Makefile.in (LIB2ADDEHDEP): Add unwind.h and unwind-pe.h.
12902 * mklibgcc.in (libgcc_dep): New, covering general dependencies, but
12903 not unwind code specific ones.
12904 (libgcc2_c_dep): Replace general dependencies with use of libgcc_dep.
12905 Remove unwind code specific dependencies.
12906 (libgcov_c_dep): Replace general dependencies with use of libgcc_dep.
12907 Remove gbl-ctors.h.
12908 Add libgcc_dep to output generated for LIB2ADD, LIB2ADDEH, and
12909 LIB2ADD_ST. Add LIB2ADDEHDEP to output generated for LIB2ADDEH.
12910 * tsystem.h: Declare memcpy and memset when inhibit_libc.
12912 2004-09-02 Roman Zippel <zippel@linux-m68k.org>
12914 * combine.c (try_combine): Delay modifying of insns which cannot
12917 2004-09-02 Daniel Berlin <dberlin@dberlin.org>
12919 * gcc/common.opt: Rename ivcanon to tree-loop-ivcanon, tree-lim to
12921 * gcc/tree-ssa-loop.c: Ditto
12922 * gcc/tree-ssa-loop-ivcanon.c: Ditto
12923 * gcc/doc/invoke.texi: Ditto.
12925 2004-09-02 Ziemowit Laski <zlaski@apple.com>
12927 * c-decl.c (store_parm_decls_newstyle): Make static.
12928 (store_parm_decls_from): New function.
12929 * c-tree.h (store_parm_decls_newstyle): Remove prototype.
12930 (store_parm_decls_from): New prototype.
12932 2004-09-02 David Edelsohn <edelsohn@gnu.org>
12934 * config/rs6000/rs6000.c (expand_block_move): Use SImode and
12935 HImode with STRICT_ALIGNMENT.
12937 2004-09-02 Mark Mitchell <mark@codesourcery.com>
12939 * config/arm/bpabi.h (TARGET_BPABI_CPP_BUILTINS): Define.
12940 (TARGET_OS_CPP_BUILTINS): Likewise.
12941 * config/arm/symbian.h (TARGET_OS_CPP_BUILTINS): Include
12942 TARGET_BPABI_CPP_BUILTINS.
12944 2004-09-02 Roman Zippel <zippel@linux-m68k.org>
12946 * combine.c (distribute_notes): Don't add REG_LABEL to jump insn.
12948 2004-09-02 Eric Christopher <echristo@redhat.com>
12950 * builtins.c (expand_builtin_cabs): Delete.
12951 (expand_builtin): If unable to fold the values do a normal
12952 library call for builtin_cab*.
12953 (fold_builtin_cabs): Depend on optimize and optimize_size.
12954 * optabs.c (expand_cmplxdiv_straight): Delete.
12955 (expand_cmplxdiv_wide): Ditto.
12956 (expand_vector_binop): Ditto.
12957 (expand_vector_unop): Ditto.
12958 (expand_complex_abs): Delete.
12959 (expand_binop): Remove calls to above functions.
12960 Remove open coding of complex arithmetic.
12961 (expand_unop): Ditto.
12962 * optabs.h: Remove prototypes.
12964 2004-09-02 Ziemowit Laski <zlaski@apple.com>
12966 * c-decl.c (store_parm_decls_newstyle): Make externally visible.
12967 * c-tree.h (store_parm_decls_newstyle): New prototype.
12969 2004-09-02 Geoffrey Keating <geoffk@apple.com>
12971 * config/rs6000/rs6000.c (expand_block_clear): Use vector
12972 instructions if available.
12973 (expand_block_move): Likewise.
12975 2004-09-03 Jan Hubicka <jh@suse.cz>
12977 * rtl.def (RANGE_INFO, RANGE_REG, RANGE_VAR, RANGE_LIVE): Kill.
12979 2004-09-02 Mark Mitchell <mark@codesourcery.com>
12981 * config/arm/symbian.h (LIB_SPEC): Define to empty.
12982 * config/arm/t-symbian (SHLIB_LC): Likewise.
12984 2004-09-02 Paul Brook <paul@codesourcery.com>
12986 * config/arm/bpabi.c (__aeabi_ul2d, __aeabi_ul2f): Remove.
12988 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
12990 * config/mips/mips.c (mips_classify_symbol, mips_fetch_insns):
12991 (mips_restore_gp, mips_set_return_address, mips_expand_prologue)
12992 (mips16_fp_args, mips_avoid_hazard): Replace abort with gcc_assert.
12993 (build_mips16_call_stub): Likewise. Remove daft CALL_INSN checks.
12994 (mips_issue_rate): Remove unreachable abort.
12995 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
12996 (mips_output_move, mips_relational_operand_ok_p, mips_arg_info)
12997 (mips_block_move_straight, print_operand_address, mips_file_start)
12998 (mips_initial_elimination_offset, mips16_fp_args, dump_constants_1)
12999 (mips_output_conditional_branch, mips_expand_builtin_direct)
13000 (mips_expand_builtin_compare): Replace abort with gcc_unreachable.
13001 * config/mips/mips.md (rotr<mode>3, consttable_float): Replace abort
13004 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
13006 * config/mips/mips.md (*lea_high64): Change split condition to
13007 flow2_completed. Add a peephole2 to generate a more parallel version.
13009 2004-09-02 Jan Hubicka <jh@suse.cz>
13011 * gimplify.c (gimplify_compound_lval): Move "stack" varray out of
13014 * ggc-page.c: include tree-flow.h.
13015 (extra_order_size_table): Add stmt_ann_d.
13016 (STAT_LABEL): Rename from ....
13017 (LABEL): ... this one.
13018 * Makefile.in (ggc-page.o): Add dependency.
13020 * ggc-common.c (ggc_force_collect): New global variable.
13021 (loc_description): Add fields "freed", "collected"
13022 (ptr_hash): New static hash
13023 (ptr_hash_entry): New structure.
13024 (hash_ptr,eq_ptr,ggc_prune_ptr): New static functions.
13025 (ggc_record_overhead): Take ptr argument, record it
13026 (ggc_prune_overhead_list, ggc_free_overhead): New functions.
13027 (cmp_statistics): Imrove sorting.
13028 (dump_ggc_loc_statistics): Output newly collected statistics
13029 * ggc-page.c (ggc_alloc): Update call of ggc_record_overhead
13030 (ggc_free): Call ggc_free_overhead.
13031 (ggc_collect): Force collection when asked to be forced.
13032 (ggc_collect): Call ggc_prune_overhead_list.
13033 * ggc.h (ggc_force_collect): Declare
13034 (ggc_record_overhead): Update prototype.
13035 (ggc_free_overhead, ggc_prune_overhead_list): Declare.
13037 2004-09-02 James E Wilson <wilson@specifixinc.com>
13039 * common.opt (ftrapping-math): Default to on.
13041 2004-09-02 Richard Earnshaw <rearnsha@arm.com>
13043 * arm/predicates.md (arm_reload_memory_operand): Allow MEM.
13045 2004-09-02 Denis Chertykov <denisc@overta.ru>
13048 * config/avr/avr.md ("movmemhi"): Substitute match_dup to
13050 (*movmemqi_insn): Likewise.
13051 (*movmemhi): Likewise.
13052 (clrmemhi): Likewise.
13053 (*clrmemqi): Likewise.
13054 (*clrmemhi): Likewise.
13056 2004-09-02 Paul Brook <paul@codesourcery.com>
13058 * config.gcc (arm*-*-eabi* | arm*-*-symbianelf*): Set
13059 default_use_cxa_atexit=yes.
13061 2004-09-02 Alan Modra <amodra@bigpond.net.au>
13063 * config/rs6000/linux64.h: Don't include signal.h or sys/ucontext.h.
13064 (struct kernel_old_ucontext): Delete.
13065 (struct gcc_pt_regs, gcc_sigcontext, gcc_ucontext): New.
13066 (MD_FALLBACK_FRAME_STATE_FOR): Use gcc_* structs. Only define
13069 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
13071 * toplev.c (process_options): Fix typo.
13073 2004-09-01 Richard Henderson <rth@redhat.com>
13075 PR middle-end/17258
13076 * calls.c (initialize_argument_information): Tighten pass-through
13077 conditions for pass-by-reference. Remove dead TARGET_EXPR code.
13078 Use build_fold_addr_expr.
13079 (emit_library_call_value_1): Use build_fold_addr_expr. Remove code
13080 that assumes ADDR_EXPR allocates stack space.
13081 * fold-const.c (build_fold_addr_expr_with_type): Look through
13084 2004-09-01 Dan Nicolaescu <dann@ics.uci.edu>
13086 * gengenrtl.c (gendef): Use rtx_alloc, don't do PUT_CODE.
13087 * ggc.h (ggc_alloc_rtx): Delete.
13089 2004-09-01 Roger Sayle <roger@eyesopen.com>
13091 * expmed.c (enum alg_code): Remove long unused enumeration values.
13092 (struct mult_cost): New structure to hold the "score" of a synthetic
13093 multiply sequence, including both a rtx_cost and a latency field.
13094 (MULT_COST_LESS): New macro to compare mult_cost to a constant.
13095 (CHEAPER_MULT_COST): New macro to compare two mult_costs.
13096 (struct algorithm): Change type of cost field to be mult_cost.
13097 (synth_mult): Change type of cost_limit argument to be a
13098 pointer to a mult_cost. Update all cost comparisons to use the
13099 new mult_cost infrastructure. For alg_add_factor and
13100 alg_sub_factor operations, latency is lower than the rtx_cost.
13101 (choose_mult_variant): Update calls to synth_mult. Perform
13102 cost comparisons using the new mult_cost infrastructure.
13103 (expand_mult_highpart): Use alg.cost.cost instead of alg.cost
13104 to optain the total rtx_cost of a synth_mult "algorithm".
13106 2004-09-01 David Edelsohn <edelsohn@gnu.org>
13108 * config/rs6000/power4.md: Increase store latency to 12.
13109 * config/rs6000/power5.md: Same.
13111 2004-09-01 James E Wilson <wilson@specifixinc.com>
13114 * config/avr/avr.c (avr_unique_section): Delete prototype and
13116 (TARGET_ASM_UNIQUE_SECTION): Delete.
13118 2004-09-01 Ziemowit Laski <zlaski@apple.com>
13120 * c-parse.in (primary): Call objc_build_message_expr(),
13121 objc_build_selector_expr(), objc_build_protocol_expr(),
13122 objc_build_encode_expr() and objc_build_string_object() instead of
13123 build_message_expr(), build_selector_expr(), build_protocol_expr(),
13124 build_encode_expr() and build_objc_string_object(), respectively.
13125 (component_decl_list2): Call objc_get_class_ivars() instead of
13126 get_class_ivars_from_name().
13127 (keyworddecl): Call objc_build_keyword_decl() instead of
13128 build_keyword_decl().
13129 (receiver): Call objc_get_class_reference() instead of
13130 get_class_reference().
13131 (reswords): Add blank line before @@ifobjc section, for clarity.
13133 2002-09-01 Fariborz Jahanian <fjahanian@apple.com>
13135 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Restrict alignment
13138 2004-09-01 Wu Yongwei <adah@sh163.net>
13139 Danny Smith <dannysmith@users.sourceforge.net>
13141 * gthr-win32.h (__gthread_recursive_mutex_t): Use 'unsigned long',
13142 not Windows 'DWORD'.
13143 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Correct typo.
13144 (__GTHREAD_RECURSIVE_MUTEX_INIT_DEFAULT): Likewise.
13145 (__gthr_win32_recursive_mutex_init_function): Add prototype for
13146 __GTHREAD_HIDE_WIN32API case..
13147 (__gthr_win32_recursive_mutex_lock): Likewise.
13148 (__gthr_win32_recursive_mutex_trylock): Likewise.
13149 (__gthr_win32_recursive_mutex_unlock): Likewise.
13150 (__gthread_recursive_mutex_init_function); Add definition for
13151 __GTHREAD_HIDE_WIN32API case.
13152 (__gthread_recursive_mutex_lock): Correct call to InterlockedDecrement.
13153 * config/i386/grthr-win32.c (__gthread_recursive_mutex_lock): Correct
13154 call to InterlockedDecrement.
13156 2004-09-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13158 * tree-tailcall.c (find_tail_calls): Also fail is statement has
13161 * tree-ssa.c (propagate_into_addr): Properly test for LHR.
13163 * doc/c-tree.texi: Document new operands for ARRAY_REF and
13166 2004-09-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
13168 * Makefile.in (rtl-profile.o, value-prof.o): Add GCC_H dependency.
13169 * common.opt (fspeculative-prefetching): New.
13170 * flags.h (flag_speculative_prefetching_set): Declare.
13171 * gcov-io.c (gcov_write_counter, gcov_read_counter): Allow negative
13173 * opts.c (flag_sepculative_prefetching_set): New variable.
13174 (common_handle_option): Handle -fspeculative-prefetching.
13175 * passes.c (rest_of_compilation): Ditto.
13176 * profile.c (instrument_values, compute_value_histograms, branch_prob):
13177 Use vectors instead of arrays.
13178 * toplev.c (process_options): Handle -fspeculative-prefetching.
13179 * rtl-profile.c: Include ggc.h.
13180 (rtl_gen_interval_profiler, rtl_gen_pow2_profiler,
13181 rtl_gen_one_value_profiler_no_edge_manipulation,
13182 rtl_gen_one_value_profiler, rtl_gen_const_delta_profiler): Type of
13184 * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
13185 tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Type of
13187 * value-prof.c: Include ggc.h.
13188 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX): New
13190 (insn_prefetch_values_to_profile, find_mem_reference_1,
13191 find_mem_reference_2, find_mem_reference, gen_speculative_prefetch,
13192 speculative_prefetching_transform): New.
13193 (value_profile_transformations): Call speculative_prefetching_transform.
13194 (insn_values_to_profile): Call insn_prefetch_values_to_profile.
13195 (insn_divmod_values_to_profile, rtl_find_values_to_profile,
13196 tree_find_values_to_profile, find_values to profile): Use vectors
13198 (free_profiled_values): Removed.
13199 * value-prof.h (struct histogram_value): Renamed to
13200 struct histogram_value_t.
13201 (histogram_value, histogram_values): New types.
13202 (find_values_to_profile): Declaration changed.
13203 (free_profiled_values): Removed.
13204 (struct profile_hooks): Type of argument of the hooks changed to
13206 * doc/invoke.texi (-fspeculative-prefetching): Document.
13208 2004-09-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
13210 PR rtl-optimization/16408
13211 * gcse.c (replace_store_insn): Fix LIBCALL/RETVAL notes.
13213 2004-09-01 Richard Henderson <rth@redhat.com>
13215 * config/ns32k/ns32k.h (TRANSFER_FROM_TRAMPOLINE): Remove.
13216 (TRAMPOLINE_TEMPLATE): Merge code from __trampoline inline.
13218 2004-09-01 Jakub Jelinek <jakub@redhat.com>
13220 * libgcc-std.ver (GCC_3.4.2): Export also __trampoline_setup.
13222 2004-09-01 Mike Stump <mrs@apple.com>
13224 * config/darwin.c (machopic_symbol_defined_p): In addition to
13225 being SYMBOL_REF_LOCAL_P, a symbol must also be
13226 ! SYMBOL_REF_EXTERNAL_P, as only those are _always_ locally
13227 defined in this output file, or translation unit in the case
13228 of IMA not being used.
13229 (machopic_output_indirection): SYMBOL_REF_LOCAL_P symbols
13230 never need .indirect_symbol when indirecting.
13232 2004-09-01 Jakub Jelinek <jakub@redhat.com>
13234 * Makefile.in (bb-reorder.o): Add several dependencies.
13236 2004-09-01 Jakub Jelinek <jakub@redhat.com>
13238 * fold-const.c (operand_equal_p): Require equal sign also for
13239 FIX_{CEIL,TRUNC,FLOOR,ROUND}_EXPR.
13241 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
13243 * config.gcc (--with-cpu on ARM): Preserve the canonical cpu name
13244 for use in configargs.h. Put the cname in a separate variable. Use
13245 that to set target_cpu_default2.
13247 2004-09-01 J"orn Rennecke <joern.rennecke@superh.com>
13248 Nick Clifton <nickc@redhat.com>
13250 * config/sh/sh.md ("length"): Increase branch length when
13251 SH1 pic code to 18: 12 bytes of instructions, 4 byte for the
13252 constant, 2 byte for aligning the constant.
13254 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
13256 * arm/arm-cores.def (ARM_CORE): Add new field for the real name of the
13258 (arm7tdmi-s): New CPU name.
13259 * arm/arm.c (ARM_CORE): Update for new format.
13260 * arm/arm.h (ARM_CORE): Likewise.
13261 * arm/gentune.sh: Update for extra field.
13262 * config.gcc: Likewise.
13263 * arm/arm-tune.md: Regenerate.
13264 * doc/invoke.texi: Document the real processor names for ARM cpus.
13266 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
13268 * arm/ieee754-df.S (aeabi_ul2d, aeabi_l2d, floatundidf)
13269 (floatdidf): New functions.
13270 * arm/ieee754-sf.S (aeabi_ul2f, aeabi_l2f, floatundisf)
13271 (floatdisf): New functions.
13272 * t-arm-elf: Use them.
13274 2004-09-01 Ziemowit Laski <zlaski@apple.com>
13276 * c-common.h (lookup_interface): Remove prototype.
13277 (is_class_name): Rename to objc_is_class_name.
13278 (lookup_objc_ivar): Rename to objc_lookup_ivar.
13279 (get_current_scope): Rename to objc_get_current_scope.
13280 * c-decl.c (get_current_scope): Rename to objc_get_current_scope.
13281 * c-parse.in (parmlist_or_identifiers_1): Get rid of unused variable.
13282 (yylexname): Call objc_is_class_name() instead of is_class_name().
13283 * c-typeck.c (build_external_ref): Call objc_lookup_ivar()
13284 instead of lookup_objc_ivar().
13285 * stub-objc.c (lookup_interface): Remove stub.
13286 (is_class_name): Rename to objc_is_class_name.
13287 (lookup_objc_ivar): Rename to objc_lookup_ivar.
13289 2004-08-31 Mark Mitchell <mark@codesourcery.com>
13291 * config.gcc (arm*-*-symbianelf*): Do not include t-bpabi.
13292 * config/arm/lib1funcs.asm: Do not include supplemental .S files
13293 when compiling for Symbian.
13294 * config/arm/symbian.h (RENAME_LIBRARY): New macro.
13295 (TARGET_OS_CPP_BUILTINS): Likewise.
13296 * config/arm/t-symbian (LIB1ASMFUNCS): Define.
13298 2004-08-31 Stan Shebs <shebs@apple.com>
13300 * toplev.c (process_options): Ensure debug_hooks is initialized.
13302 2004-08-31 Mark Mitchell <mark@codesourcery.com>
13304 * target-def.h (TARGET_CXX): Add TARGET_CXX_EXPORT_CLASS_DATA.
13305 * target.h (cxx): Add export_class_data.
13306 * config/arm/arm.c (arm_cxx_export_class_data): New function.
13307 (TARGET_CXX_EXPORT_CLASS_DATA): Use it.
13308 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Document it.
13310 2004-08-31 Kaz Kojima <kkojima@gcc.gnu.org>
13312 * config/sh/sh.c (output_branch): Check the insn length possibly
13313 in the delayed slot.
13315 2004-08-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13317 * tree-pretty-print.c (dump_generic_node, case CONVERT_EXPR): Add
13319 (op_symbol, case *_{DIV,MOD}_EXPR): Say what rounding is being used.
13321 * c-common.c (c_alignof_expr): Use DECL_ALIGN_UNIT and TYPE_ALIGN_UNIT.
13322 (c_sizeof_of_alignof_type): Likewise.
13323 * expr.c (array_ref_element_size): Likewise.
13324 (highest_pow2_factor_for_target): Likewise.
13325 * gimplify.c (canonicalize_addr_expr): Likewise.
13326 (gimplify_compound_lval): Likewise.
13327 * stor-layout.c (finalize_record_size, finalize_type_size): Likewise.
13328 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
13329 * varasm.c (assemble_variable): Likewise.
13330 (output_constant_def_contents): Alignments are unsigned.
13332 2004-08-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13333 Jeff Law <law@redhat.com>
13335 * tree-cfg.c (cfg_remove_useless_stmts_bb): Also invalidate if VAL
13338 2004-08-31 Mark Mitchell <mark@codesourcery.com>
13340 * hooks.c (hook_bool_void_true): New function.
13341 * hooks.h (hook_bool_void_true): Declare.
13342 * target-def.h (TARGET_CXX): Add
13343 TARGET_CXX_KEY_METHOD_MAY_BE_INLINE.
13344 * target.h (struct cxx): Add key_method_may_be_inline.
13345 * config/arm/arm.c (arm_cxx_key_method_may_be_inline): New
13347 (TARGET_CXX_KEY_METHOD_MAY_BE_INLINE): New macro.
13348 * config/arm/bpabi.h: Use __THUMB_INTERWORK__ instead of
13351 2004-08-31 Denis Chertykov <denisc@overta.ru>
13354 * config/avr/avr.c (avr_hard_regno_mode_ok): Enable usage of
13355 frame pointer register only in Pmode while reload in progress.
13357 2004-08-31 Stephane Carrez <stcarrez@nerim.fr>
13360 * config/m68hc11/m68hc11.c (m68hc11_override_options): Disable -fweb
13361 because it breaks the 32-bit shift patterns that rely on a match_dup.
13363 2004-08-31 Matt Austern <austern@apple.com>
13365 * config/darwin.c (darwin_make_decl_one_only): Allocate section
13366 names once per compilation, instead of once per symbol.
13368 2004-08-31 Paolo Bonzini <bonzini@gnu.org>
13370 * Makefile.in (build_subdir): New substitution.
13371 (fixinc.sh): Simplify heavily since fixincludes is already built.
13372 (stmp-fixinc): Depend on specs.ready.
13373 (install-mkheaders): Use new location of fixincludes.
13374 (clean): Do not descend into fixinc.
13375 (FORBUILD): Replace with ../$(build_subdir).
13376 * configure.ac (build_subdir): Substitute.
13377 (FORBUILD): Do not set.
13378 (all_outputs): Remove fixinc/Makefile.
13379 (default commands): Do not create links in fixinc.
13380 * mkfixinc.sh: New, from fixinc/mkfixinc.sh without
13381 the fixincludes configuration steps and substituting
13382 @FIXINCL@ in fixinc.in.
13383 * fixinc.in: New, from fixinc/fixincl.sh.
13385 * fixinc/*: Removed.
13387 2004-08-31 Joseph S. Myers <jsm@polyomino.org.uk>
13389 * attribs.c (strip_attrs): Remove.
13390 (split_specs_attrs): Move ...
13391 * c-decl.c: ... to here.
13392 * tree.h (split_specs_attrs, strip_attrs): Remove.
13393 * c-tree.h (split_specs_attrs): Declare.
13395 2004-08-31 Richard Sandiford <rsandifo@redhat.com>
13397 * read-rtl.c: Disable RTL checking.
13398 (apply_macro_to_rtx): Use XTMPL to access 'T' fields.
13400 2004-08-31 Richard Sandiford <rsandifo@redhat.com>
13402 * config/mips/mips.md (fcond): New code macro and attribute.
13403 (sunordered_[sd]f, suneq_[sd]f, sunlt_[sd]f, sunle_[sd]f)
13404 (seq_[sd]f, slt_[sd]f, sle_[sd]f): Redefine using :SCALARF and fcond.
13405 (sgt_[sd]f, sge_[sd]f): Redefine using :SCALARF.
13407 2004-08-30 Mark Mitchell <mark@codesourcery.com>
13410 2004-08-29 Mark Mitchell <mark@codesourcery.com>
13411 PR rtl-optimization/16590
13412 * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
13414 2004-08-30 Andrew Pinski <apinski@apple.com>
13417 s/HOST_BITS_PER_WIDES_FAST_INT/HOST_BITS_PER_WIDEST_FAST_INT.
13418 * ChangeLog: Fix previous ChangeLog entry.
13421 * config.host (use_long_long_for_widest_fast_int): New, default is
13423 (ia64-*-hpux*): Enable use_long_long_for_widest_fast_int.
13424 * configure.ac: If use_long_long_for_widest_fast_int, then
13425 define USE_LONG_LONG_FOR_WIDEST_FAST_INT.
13426 * configure: Regenerate.
13427 * config.in: Regenerate.
13428 * hwint.h (HOST_WIDEST_FAST_INT, HOST_BITS_PER_WIDEST_FAST_INT):
13429 New: widest integer type supported efficiently in hardware for the
13431 * sbitmap.h (SBITMAP_ELT_BITS): Define based on
13432 HOST_BITS_PER_WIDEST_FAST_INT.
13433 (SBITMAP_ELT_TYPE): Define based on HOST_WIDEST_FAST_INT.
13434 * hard-reg-set.h (HARD_REG_ELT_TYPE): Define based on
13435 HOST_WIDEST_FAST_INT
13436 instead of HOST_WIDE_INT.
13437 (HARD_REG_SET_LONGS): Likewise.
13438 (UHOST_BITS_PER_WIDE_INT): Likewise.
13439 Change the checks for the fast cases to be based on
13440 HOST_BITS_PER_WIDEST_FAST_INT instead of HOST_BITS_PER_WIDE_INT.
13442 2004-08-30 Steven Bosscher <stevenb@suse.de>
13444 * cfgcleanup.c (merge_memattrs): Look at the value of MEM_SIZE,
13447 2004-08-30 Geoffrey Keating <geoffk@apple.com>
13453 * c-decl.c (grokdeclarator): Produce error for 'static' on local
13454 function declaration.
13456 2004-08-30 Richard Henderson <rth@redhat.com>
13458 * expr.c (array_ref_element_size): Force aligned_size back to
13460 (component_ref_field_offset): Similarly for aligned_offset.
13461 * tree.c (recompute_tree_invarant_for_addr_expr): Mark raw
13462 low-bound, element-size, field-offset fields rather than
13465 2004-08-30 Joseph S. Myers <jsm@polyomino.org.uk>
13467 * c-parse.in (parmlist_or_identifiers_1): Remove unreachable and
13470 2004-08-30 Joseph S. Myers <jsm@polyomino.org.uk>
13472 * c-tree.h (struct language_function): Add arg_info element.
13473 * c-decl.c (current_function_arg_info): New.
13474 (grokdeclarator, store_parm_decls): Use it instead of
13476 (c_push_function_context, c_pop_function_context): Save and
13479 2004-08-30 Richard Henderson <rth@redhat.com>
13481 * c-typeck.c (build_unary_op): Don't expand ADDR_EXPR of a
13482 COMPONENT_REF to pointer arithmetic.
13483 * varasm.c (initializer_constant_valid_p): Allow "&(*c).f", for
13484 constant "c" as a valid constant initializer. Allow narrowing of
13485 differences against the same base object, for any base object.
13487 2004-08-30 Richard Henderson <rth@redhat.com>
13489 * expr.c (expand_expr_addr_expr): New.
13490 (expand_expr_real_1) <case ADDR_EXPR>: Use it.
13492 2004-08-30 Richard Sandiford <rsandifo@redhat.com>
13494 * config/mips/mips.c (MIPS_FP_CONDITIONS): New macro.
13495 (mips_fp_condition): New enum.
13496 (mips_fp_conditions): New array.
13497 (print_fcc_operand): Delete.
13498 (print_operand): Remove %V, %v and %Q. Redefine %Z so that it prints
13499 the operand and comma if and only if ISA_HAS_8CC. Add %Y.
13500 (builtin_description): Add "cond" field.
13501 (DIRECT_BUILTIN): Initialize it.
13502 (CMP_{SCALAR,PS,4S}_BUILTINS, MOVTF_BUILTINS): Split INSN parameter
13503 into INSN and CODE. Initialize the "cond" field.
13504 (CMP_BUILTINS): Update accordingly.
13505 (mips_bdesc): Use MIPS_FP_CONDITIONS to invoke CMP_BUILTINS.
13506 (mips_expand_builtin_movtf, mips_expand_builtin_compare): Take the
13507 mips_fp_condition as argument. Make it the final operand of the
13508 comparison instruction.
13509 (mips_expand_builtin): Update accordingly.
13510 * config/mips/mips.md (UNSPEC_C_*, UNSPEC_CABS_*): Delete.
13511 (UNSPEC_C, UNSPEC_CABS): New constants. Shuffle others to fill
13513 * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps, bc1any[24][ft]):
13514 Don't use the 'Q' operand prefix; just print the operand normally.
13515 (mips_cabs_*, mips_c_*): Delete, replacing with...
13516 (mips_c_cond_{ps,4s}, mips_cabs_cond_{s,d,ps,4s}): ...these new
13517 patterns. Split the 4s versions into 2 ps patterns after reload.
13519 2004-08-30 Richard Henderson <rth@redhat.com>
13521 * fold-const.c (tree_expr_nonzero_p): Use get_base_address before
13522 assuming an ADDR_EXPR is non-null.
13524 2004-08-30 Jason Merrill <jason@redhat.com>
13526 * gthr-posix.h, gthr-dce.h: Add #pragma weaks.
13528 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
13530 * alias.c (mems_in_disjoint_alias_sets_p, record_alias_subset,
13531 record_set, rtx_equal_for_memref_p, init_alias_analysis): Use
13532 gcc_assert and gcc_unreachable instead of abort.
13533 * alloc-pool.c (abort, fancy_abort): Remove.
13534 (create_alloc_pool, free_alloc_pool, pool_alloc, pool_free): Use
13535 gcc_assert or gcc_unreachable.
13536 * attribs.c (init_attributes, decl_attributes): Likewise.
13537 * bb-reorder.c (FREE, find_traces_1_round, copy_bb,
13538 mark_bb_for_unlikely_executed_section,
13539 add_labels_and_missing_jumps, fix_crossing_conditional_branches,
13540 fix_crossing_unconditional_branches): Likewise.
13541 * bitmap.c (bitmap_first_set_bit, bitmap_last_set_bit,
13542 bitmap_operation): Likewise.
13543 * bt-load.c (insn_sets_btr_p, augment_live_range,
13544 move_btr_def): Likewise.
13545 * builtins.c (c_readstr, expand_builtin_longjmp, apply_args_size,
13546 apply_result_size, expand_builtin_apply, expand_builtin_mathfn,
13547 expand_builtin_mathfn_2, expand_builtin_mathfn_3,
13548 builtin_memcpy_read_str, expand_movstr, expand_builtin_stpcpy,
13549 expand_builtin_memcmp, expand_builtin_args_info,
13550 std_gimplify_va_arg_expr, expand_builtin_unop,
13551 expand_builtin_fputs, expand_builtin_profile_func,
13552 expand_builtin_fork_or_exec, fold_builtin_bitop,
13553 fold_builtin_classify, fold_builtin_fputs): Likewise.
13555 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
13557 * gcov-io.c (GCOV_CHECK): Use gcc_assert when available.
13558 * gcov.c (abort): Remove undef.
13560 * tree.h (BINFO_PRIMARY_BASE_OF): Remove.
13561 (struct tree_binfo): Remove primary field.
13563 2004-08-30 Paolo Bonzini <bonzini@gnu.org>
13565 * fixinc/Makefile.in (machname.h): Remove.
13566 (fixincl.x): Do not pass $@ to genfixes.
13567 * fixinc/genfixes: Remove code to produce machname.h.
13568 * fixinc/fixincl.sh: Move it here instead.
13569 * fixinc/fixlib.c: Do not conditionalize on MN_NAME_PAT's presence,
13570 instead check if pz_mn_name_pat is NULL. Make mn_get_regexps
13571 return a bool indicating whether pz_mn_name_pat is NULL.
13572 * fixinc/fixlib.h: Do not conditionalize on MN_NAME_PAT's presence.
13573 Declare extern C variables for the ENV_TABLE.
13574 * fixinc/fixfixes.c: Do not conditionalize on MN_NAME_PAT's presence,
13575 instead use the result of mn_get_regexps.
13576 * fixinc/fixtests.c: Likewise.
13578 2004-08-30 Paolo Bonzini <bonzini@gnu.org>
13580 * configure.ac: Do not run fixincludes after stage1 during
13581 toplevel bootstrap.
13582 * configure: Regenerate.
13584 2004-08-30 Richard Earnshaw <rearnsha@arm.com>
13586 * sched-deps.c (get_condition): Partially revert previous, by never
13587 trying to extract the condition from a condjump.
13589 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
13591 * c-common.c (c_sizeof_or_alignof_type): Use gcc_assert.
13592 (handle_visibility_attribute, c_determine_visibility): Likewise.
13593 * c-common.h (my_friendly_assert): Remove.
13595 2004-08-30 Richard Sandiford <rsandifo@redhat.com>
13597 * config/mips/mips.md (UNSPEC_{RSQRT,RECIP}[12]_{S,D,PS}): Delete.
13598 (UNSPEC_{RSQRT,RECIP}[12]): New constants.
13599 (UNSPEC_MOVE_TF_PS): Renumber to avoid gaps.
13600 * config/mips/mips-ps-3d.md (*movcc_v2sf_[sd]i): Use :GPR.
13601 (mips_{rsqrt,recip}[12]_{s,d,ps}): Use :ANYF.
13603 2004-08-30 Diego Novillo <dnovillo@redhat.com>
13605 * tree-pretty-print.c (dump_generic_node): Handle VALUE_HANDLE
13606 in COMPONENT_REF nodes.
13608 2004-08-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
13611 * c-opts.c (c_common_handle_option): <case OPT_Werror> set
13612 global_dc->warning_as_error_requested.
13613 * diagnostic.c (diagnostic_initialize): Tidy.
13614 * diagnostic.h (diagnostic_context::x_data): Remove
13615 (diagnostic_context::issue_warnings_are_errors_message): Rename
13616 from warnings_are_errors_message.
13617 (diagnostic_context::warning_as_error_requested): New.
13619 2004-08-30 Richard Earnshaw <rearnsha@arm.com>
13621 * sched-deps.c (get_condition): Fix breakage in previous patch.
13623 2004-08-30 Paul Brook <paul@codesourcery.com>
13625 * doc/install.texi: Fix broken mpfr link.
13627 2004-08-29 David O'Brien <obrien@FreeBSD.org>
13629 * config/rs6000/sysv4.h (LINK_OS_FREEBSD_SPEC): Sync '-p' handling with
13630 other FreeBSD platforms.
13632 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
13634 * arm.h (REVERSE_CONDITION): Define.
13635 (REVERSIBLE_CC_MODE): All comparisons are now reversible.
13637 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
13639 * flow.c (REVERSE_CONDEXEC_PREDICATES_P): Use the whole comparison, not
13640 just the codes, call reversed_comparison_code ().
13641 (ior_reg_cond): Update arguments to REVERSE_CONDEXEC_PREDICATES_P.
13642 (not_reg_cond): Use reversed_comparison_code.
13643 (and_reg_cond): Likewise.
13644 * ifcvt.c (cond_exec_process_if_block): Likewise.
13645 * doc/tm.texi (REVERSE_CONDEXEC_PREDICATES_P): Update documentation.
13647 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
13649 * sched-deps.c (get_condition): Rewrite using jump support functions.
13650 Use reversed_comparison_code.
13651 (conditions_mutex_p): Use reversed_comparison_code.
13653 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
13655 * config/mips/mips.c (override_options): Disable hot/cold partitioning
13658 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
13660 * config/mips/mips.h (mips_builtins, mips_cmp_choice): Delete.
13661 (mips_function_type): Move to mips.c.
13662 * config/mips/mips.c (mips_builtin_type): New enum.
13663 (builtin_description): Replace code and ftype with builtin_type
13665 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS, CMP_4S_BUILTINS)
13666 (MOVTF_BUILTINS, CMP_BUILTINS): New macros.
13667 (CODE_FOR_mips_abs_ps): Define.
13668 (mips_bdesc): Use new macros.
13669 (mips_expand_builtin): Use builtin_type. Update calls to subroutines.
13670 (mips_init_builtins): Use the mips_bdesc[] index as the function code.
13671 (mips_expand_builtin_direct): New function.
13672 (mips_expand_builtin_movtf): Renamed from mips_expand_ps_cond_move_
13673 builtin. Replace boolean parameter with builtin_type.
13674 (mips_expand_compare_builtin, mips_expand_scalar_compare_builtin)
13675 (mips_expand_4s_compare_builtin): Delete, replacing with...
13676 (mips_expand_builtin_compare): ...this new function.
13678 2004-08-29 Mark Mitchell <mark@codesourcery.com>
13680 PR rtl-optimization/16590
13681 * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
13683 2004-08-29 Diego Novillo <dnovillo@redhat.com>
13685 * tree-ssa-ccp.c (ccp_visit_stmt): Remove #if 0 guards.
13686 * tree-ssa-propagate.c: Fix documentation.
13688 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
13690 * config/mips/mips.md (*mov[sd]f_on_*): Redefine using :SCALARF.
13691 (mov[sd]fcc): Likewise.
13693 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
13695 * config/mips/mips.md (cmp[sd]f): Redefine using :SCALARF.
13697 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
13699 * config/mips/mips.md (divide_condition): New mode attribute.
13700 (div[sd]f3, *div[sd]f3): Use it. Redefine using :SCALARF.
13701 (sqrt[sd]f3): Redefine using SCALARF.
13702 (*recip[sd]f3, *rsqrt<mode>[ab]): Likewise. Name formerly unnamed
13705 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
13707 * config/mips/mips.md (ANYF, SCALARF): New mode macros.
13708 (loadx, storex, fmt, UNITMODE): New mode attributes.
13709 (add{sf,df,v2sf}3, sub{sf,df,v2sf}3): Redefine using :ANYF.
13710 (mul[sd]f3): Redefine using :SCALARF.
13711 (*mul[sd]f3): Renamed from mul[sd]f3_internal. Use :SCALARF.
13712 (*mul[sd]3_r4300): Likewise mul[sd]f3_r4300.
13713 (*m{add,sub}{sf,df,v2sf}3): Name formerly unnamed patterns. Use :ANYF.
13714 Check TARGET_FUSED_MADD for V2SF too.
13715 (*nm{add,sub}{sf,df,v2sf}3{,_fastmath}): Likewise, except v2sf patterns
13716 were already named.
13717 (abs{sf,df,v2sf}3, neg{sf,df,v2sf}3): Redefine using :ANYF.
13718 (*[sl][wd]xc1_[sd]i): Redefine using :ANYF.
13720 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
13722 * config/mips/mips.c (mips_init_builtins): Simplify. Only create
13723 V2SF_type_node if it will be needed.
13725 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
13727 * config/mips/mips.h (MIPS_CMP_MOVT, MIPS_CMP_MOVF): Delete.
13728 * config/mips/mips.c (mips_prepare_builtin_arg): New function.
13729 (mips_prepare_builtin_target): New function.
13730 (mips_expand_builtin): Use them. Update calls to subroutines.
13731 (mips_expand_ps_cond_move_builtin): Use the new functions. Replace
13732 cmp_choice with a boolean argument to select between movt and movf.
13733 Take the comparison's icode as an argument, not the function's fcode.
13734 (mips_expand_compare_builtin): New function. Rename existing function
13735 to mips_expand_scalar_compare_builtin.
13736 (mips_expand_scalar_compare_builtin, mips_expand_4s_compare_builtin)
13737 (mips_expand_ps_compare_builtin): Use the new functions. Take the
13738 comparison's icode as an argument, not the builtin's fcode.
13740 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
13742 * config/mips/mips.c (print_operand): Remove '%Y' and '%y'.
13743 (mips_expand_4s_compare_builtin): Redefine CCV4 to be 0 if all
13744 registers are false and -1 if all registers are true.
13745 (mips_expand_ps_compare_builtin): Likewise CCV2. Use subregs for
13746 MIPS_CMP_UPPER and MIPS_CMP_LOWER.
13747 * config/mips/mips.md (mips_cond_move_tf_ps): Use %Q rather than %y.
13748 (bc1any4t, bc1any4f): Adjust for new CCV4 interpretation.
13749 (bc1any2t, bc1any2f): Likewise CCV2.
13750 (bc1upper2t, bc1lower2t, bc1upper2f, bc1lower2f): Delete.
13752 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
13754 * config/mips/mips.md (UNSPEC_MOVE_TF_PS): New.
13755 * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps): Express as an
13756 UNSPEC rather than an IF_THEN_ELSE.
13757 * config/mips/mips.c (mips_expand_ps_cond_move_builtin): Emit
13758 mips_cond_move_tf_ps by name.
13760 2004-08-29 Chao-ying Fu <fu@mips.com>
13761 James E Wilson <wilson@specifixinc.com>
13763 * config/mips/mips-modes.def (V2SF, CCV2, CCV4): New modes. Give CCV2
13764 8 byte size and alignment. Give CCV4 16 byte size and alignment.
13765 * config/mips/mips-ps-3d.md: New file.
13766 * config/mips/mips.c (TARGET_VECTOR_MODE_SUPPORTED_P,
13767 TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
13768 (mips_const_insns): Handle CONST_VECTOR the same as CONST_DOUBLE.
13769 (mips_output_move): Emit "mov.ps" for V2SFmode.
13770 (mips_arg_info): Add checks for VECTOR_FLOAT_TYPE_P and
13772 (override_options): Check if TARGET_MIPS3D and there was an explicit
13773 !TARGET_PAIRED_SINGLE_FLOAT. Set MASK_PAIRED_SINGLE, if TARGET_MIPS3D.
13774 Check if TARGET_FLOAT64 and TARGET_HARD_FLOAT are both true, when
13775 TARGET_PAIRED_SINGLE_FLOAT is true. Check if the ISA supports
13776 TARGET_PAIRED_SINGLE_FLOAT. Allow MODE_VECTOR_FLOAT in fp registers,
13777 and allow CCV2 and CCV4 to occupy two and four CC registers.
13778 (print_fcc_operand): New function.
13779 (print_operand): Add %Y, %y, %V, %v, %Q for CCV2, CCV4, CC. Modify
13780 %Z to call print_fcc_operand.
13781 (mips_function_value): Handle MODE_VECTOR_FLOAT.
13782 (mips_class_max_nregs): Check for ST_REGS, and handle CCmodes.
13783 (mips_vector_mode_supported_p): New function.
13784 (mips_hard_regno_nregs): Check for ST_REG_P, and handle CCmodes.
13785 (builtin_description): New struct.
13786 (mips_bdesc): New array of struct builtin_description.
13787 (mips_expand_builtin, mips_init_builtins,
13788 mips_expand_ps_cond_move_builtin, mips_expand_4s_compare_builtin,
13789 mips_expand_compare_builtin, mips_expand_ps_compare_builtin): New
13791 * config/mips/mips.h (MASK_PAIRED_SINGLE, MASK_MIPS3D): New defines.
13792 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D): New defines.
13793 (TARGET_CPU_CPP_BUILTINS): Add __mips_paired_single_float.
13794 (TARGET_SWITCHES): Added "-mpaired-single", "-mno-paired-single",
13795 "-mips3d", and "-mno-mips3d".
13796 (ASM_SPEC): Map -mips3d to -mips3d in gas.
13797 (EXTRA_CONSTRAINT_Y): New macro.
13798 (EXTRA_CONSTRAINT_STR): Renamed from EXTRA_CONSTRAINT. Add new
13799 multi-letter constraint 'Y'.
13800 (CONSTRAINT_LEN): New macro.
13801 (enum mips_builtins): New for MIPS builtin functions.
13802 (enum mips_function_type): New for the types of MIPS builtin functions.
13803 (enum mips_cmp_choice): New for the MIPS comparison builtin functions.
13804 * config/mips/mips.md: New constants for paired single and MIPS-3D
13805 instructions. Include the new mips-ps-3d.md file.
13806 (addv2sf3, subv2sf3, mulv2sf3, absv2sf2, negv2sf2, movv2sf,
13807 movv2sf_hardfloat_64bit): New named patterns.
13808 (madd.ps, msub.ps, nmaddv2sf, nmaddv2sf_fastmath, nmsubv2sf,
13809 nmsubv2sf_fastmath, ldxc1_v2sf_si, ldxc1_v2sf_di, sdxc1_v2sf_si,
13810 sdxc1_v2sf_di): New unnamed patterns.
13811 * config/mips/predicates.md (const_0_operand, const_1_operand): Add
13812 const_vector support.
13813 (const_0_or_1_operand): New predicate.
13814 * doc/invoke.texi (MIPS Options): Add -mpaired-single and -mips3d.
13816 2004-08-29 Diego Novillo <dnovillo@redhat.com>
13818 * Makefile.in (OBJS-common): Add tree-ssa-propagate.o
13819 (tree-ssa-propagate.o): New rule.
13820 (GTFILES): Add tree-ssa-propagate.c.
13821 * tree-flow.h (struct stmt_ann_d): Remove field
13823 * tree-ssa-propagate.c: New file.
13824 * tree-ssa-propagate.h: New file.
13825 * tree-ssa-ccp.c: Re-write to use the routines from
13826 tree-ssa-propagate.c.
13828 2004-08-28 Andrew Pinski <apinski@apple.com>
13830 * tree-ssa-loop.c: Remove extra include of basic-block.h.
13832 2004-08-28 Ziemowit Laski <zlaski@apple.com>
13834 * c-common.h: Update comments about ObjC/ObjC++ entry points.
13835 (objc_is_reserved_word): New prototype.
13836 (get_current_scope, objc_mark_locals_volatile): Move prototypes to
13837 separate section; these are call-backs.
13838 * c-lex.c (c_lex_with_flags): Call objc_is_reserved_word() to detect
13839 ObjC/ObjC++ "@" keywords.
13840 * c-tree.h (get_current_scope, objc_mark_locals_volatile): Remove
13841 prototypes; they already live in c-common.h.
13842 * stub-objc.c: Update copyright notice.
13843 (objc_is_reserved_word): New stub.
13845 2004-08-28 Nathan Sidwell <nathan@codesourcery.com>
13847 * system.h (gcc_assert): Remove __builtin_expect. Evaluate EXPR
13848 even when not checking.
13850 2004-08-27 Jason Merrill <jason@redhat.com>
13853 * gimplify.c (gimplify_cleanup_point_expr): Handle CLEANUP_EH_ONLY.
13854 (gimple_push_cleanup): Add eh_only parm.
13855 (gimplify_target_expr): Pass it.
13856 * c.opt (-fno-threadsafe-statics): New option.
13857 * c-opts.c (c_common_handle_option): Handle it.
13858 * c-common.h (flag_threadsafe_statics): Declare it.
13859 * c-common.c (flag_threadsafe_statics): Record it.
13860 * doc/invoke.texi: Document it.
13861 * tsystem.h (_GNU_SOURCE): Define.
13862 * gthr-posix.h (__gthread_recursive_mutex_t): New typedef.
13863 (__GTHREAD_RECURSIVE_MUTEX_INIT): New macro.
13864 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): New macro.
13865 (__gthread_recursive_mutex_init_function): New fn.
13866 (__gthread_recursive_mutex_lock): New fn.
13867 (__gthread_recursive_mutex_trylock): New fn.
13868 (__gthread_recursive_mutex_unlock): New fn.
13869 * gthr-solaris.h, gthr-single.h, gthr-dce.h: Likewise.
13870 * gthr-win32.h, gthr-vxworks.h: Likewise.
13871 * gthr.h: Document.
13873 2004-08-27 David Edelsohn <edelsohn@gnu.org>
13875 * config/rs6000/rs6000.c (rs6000_override_options): Increase
13876 maximum skip to 15. Set function alignment, jump alignment, and
13877 loop alignment to 16 for processors that form dispatch groups.
13878 (rs6000_rtx_costs): outer_code is used.
13880 2004-08-27 Nathan Sidwell <nathan@codesourcery.com>
13882 * stor-layout.c (sizetype_set): Remove.
13883 (set_sizetype): Don't test or set it.
13885 * tree.h (size_int_type): Remove.
13886 * fold-const.c: Do not #include gt-fold-const.h.
13887 (size_htab_hash, size_htab_eq): Remove.
13888 (size_int_kind): Use build_int_cst.
13889 (new_const, size_htab): Remove.
13890 (size_int_type): Remove.
13891 (round_up): Use build_int_cst.
13892 (round_down): Likewise. Remove spurious constant build.
13894 2004-08-27 Nathan Sidwell <nathan@codesourcery.com>
13896 * configure.ac: Add ENABLE_ASSERT_CHECKING control.
13897 Add is_release variable, use it for --enable-werror and
13898 --enable-checking defaults.
13899 * system.h (gcc_assert, gcc_unreachable): New.
13900 * doc/install.texi (--enable-checking): Update.
13901 * configure, config.in: Rebuilt.
13903 2004-08-26 Richard Sandiford <rsandifo@redhat.com>
13905 * rtl.h (read_rtx): Change prototype.
13906 * read-rtl.c (read_rtx): Provide the caller with both an rtx and a
13907 line number. Return true on success.
13908 * gensupport.c (process_include, init_md_reader_args_cb): Adjust
13909 callers accordingly.
13911 2004-08-26 Richard Henderson <rth@redhat.com>
13913 * c-typeck.c (build_offsetof): Remove.
13914 * c-tree.h (build_offsetof): Remove.
13915 * c-common.c (fold_offsetof_1, fold_offsetof): New.
13916 * c-common.h (fold_offsetof): Declare.
13917 * c-parse.in (offsetof_base): New.
13918 (offsetof_member_designator): Use it. Build references, not just
13920 (primary): Use fold_offsetof, not build_offsetof.
13922 2004-08-26 Richard Henderson <rth@redhat.com>
13924 * tree.c (staticp): Return the static object.
13925 * tree.h (staticp): Update decl.
13926 * langhooks.h (struct lang_hooks): Change staticp return type to tree.
13927 * langhooks.c (lhd_staticp): Return NULL_TREE.
13928 * langhooks-def.h (lhd_staticp): Update decl.
13929 * c-common.c (c_staticp): Return the static object.
13930 * c-common.h (c_staticp): Update decl.
13932 2004-08-26 Richard Henderson <rth@redhat.com>
13934 * config/alpha/alpha.h (HARD_REGNO_MODE_OK): Allow complex float
13937 2004-08-26 Joseph S. Myers <jsm@polyomino.org.uk>
13940 * c-decl.c (struct c_binding): Add type and inner_comp fields.
13941 (bind): Set type and inner_comp fields.
13942 (pop_scope): Restore type of decl to the correct type from an
13943 outer scope. Give error when popping file scope for incomplete
13944 arrays completed incompatibly with default initialization in an
13946 (diagnose_mismatched_decls): Handle externs with initializers at
13948 (pushdecl): Set type of external declaration at block scope based
13949 only on the visible declarations. Save type when changing the
13950 type of a declaration. Merge an external declaration at block
13951 scope with a visible static declaration at file scope.
13952 (implicitly_declare): Give recycled old declaration the new type
13953 except for incompatible declarations of built-in functions, saving
13956 2004-08-26 Ziemowit Laski <zlaski@apple.com>
13958 * c-parse.in (OBJC_TYPE_QUAL): New %token for ObjC use.
13960 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
13962 * tree-alias-common.c (gate_pta): New function.
13963 (pass_build_pta): Use it.
13964 (pass_del_pta): Use it.
13965 (delete_alias_vars): Don't check flag_tree_points_to.
13967 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
13969 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED): Added
13970 TFmode as additional register mode cloberred by call.
13972 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
13974 * config/rs6000/rs6000.c (rs6000_libcall_value): Generate
13975 parallel pattern for library call returning DImode in
13978 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
13980 * config/rs6000/rs6000.c (function_arg): Generate parallel
13981 pattern for more split args.
13983 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
13985 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Call
13986 either gen_movdi_di_update or gen_movdi_si_update depending on
13988 * config/rs6000/rs6000.md (movdi_update): Changed to movdi_<mode>_update,
13989 to generate two versions.
13991 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
13993 * Makefile.in (lambda-code.o): New.
13994 (lambda-trans.o): Ditto.
13995 (TREE_DATA_REF_H): Ditto.
13997 (lambda-mat.o): Use LAMBDA_H.
13998 (tree-data-ref.o): Ditto.
13999 * lambda-code.c: New file. Lambda code generation algorithm.
14000 * lambda-trans.c: Ditto. Lambda transformation matrix support.
14001 * lambda.h: Add lambda loop structures.
14002 Add lambda loopnest structures.
14003 Add lambda body vector structure.
14004 Add lambda linear expression structures.
14005 Add prototypes for functions in new files.
14006 * lambda-mat.c: Include tree.h
14008 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
14009 Sebastian Pop <pop@cri.ensmp.fr>
14011 * tree-data-ref.h: Include lambda.h
14012 (free_dependence_relation): Declared here.
14013 (free_dependence_relations): Ditto.
14014 (free_data_refs): Ditto.
14015 * tree-data-ref.c (free_dependence_relation): New function.
14016 (free_dependence_relations): Ditto.
14017 (free_data_refs): Ditot.
14018 (analyze_all_data_dependences): Free datarefs and dependence_relations.
14019 (build_classic_dist_vector): Store in the dependence_relations the
14020 information. Each arc in the dependence_relations graph is labelled
14021 with the distance and direction vectors.
14022 (build_classic_dir_vector): Ditto.
14023 (compute_rw_wr_ww_dependences): Renamed again compute_all_dependences.
14024 Now computes again the whole dependence graph including read-read
14026 (compute_data_dependences_for_loop): Now dependence_relations contains
14027 all the data, and thus it doesn't need to initialize the classic_dir
14028 and classic_dist vectors.
14029 (analyze_all_data_dependences): Adjusted for using the new interface of
14030 compute_data_dependences_for_loop. Remove the statistics dump.
14032 2004-08-26 Bob Wilson <bob.wilson@acm.org>
14034 * config/xtensa/xtensa.c (xtensa_ld_opcodes, xtensa_st_opcodes): Delete.
14035 (xtensa_expand_block_move): Update comment.
14036 (override_options): Remove initialization of xtensa_{ld,st}_opcodes.
14038 2004-08026 Richard Earnshaw <rearnsha@arm.com>
14041 * toplev.c (crash_signal): If we crashed while emitting
14042 a user asm, then die more gracefully.
14044 2004-08-26 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
14047 * config/m32r.c (gen_compare): Use reg_or_int16_operand when
14048 checking for a valid constant, regardless of sign.
14050 2004-08-25 Richard Henderson <rth@redhat.com>
14053 * config/alpha/alpha.md (adddi_fp_hack): Don't rely on splitting
14054 if the constant satisfies add_operand.
14056 2004-08-25 Richard Henderson <rth@redhat.com>
14059 * config/alpha/alpha.c (emit_frame_store_1, emit_frame_store): New.
14060 (alpha_expand_prologue): Handle >32-bit frames. Generate proper
14061 unwind info for >16-bit frames.
14063 2004-08-25 Richard B. Kreckel <richard.kreckel@framatome-anp.com>
14066 * config/i386/gas.h (ASM_COMMENT_START): Define to "#".
14068 2004-08-25 Richard Henderson <rth@redhat.com>
14070 * config/alpha/alpha.c (alpha_cannot_force_const_mem): New.
14071 (TARGET_CANNOT_FORCE_CONST_MEM): New.
14073 2004-08-25 Andrew MacLeod <amacleod@redhat.com>
14075 * doc/tree-ssa.texi: Document new operand iterator.
14077 2004-08-26 Alan Modra <amodra@bigpond.net.au>
14080 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Don't abort
14081 on "(mem (symbol_ref ..))" rtl. Look at LO_SUM base regs as well
14084 2005-08-28 Paul Brook <paul@codesourcery.com>
14086 * config/arm/symbian.h (SUBTARGET_ASM_FLOAT_SPEC): Default to
14087 -mfpu=vfp -march=armv5t
14088 * config/arm/t-symbian: Change multilib to mfloat-abi=softfp.
14090 2004-08-25 Richard Henderson <rth@redhat.com>
14092 * target-def.h (TARGET_SCALAR_MODE_SUPPORTED_P): New.
14093 * target.h (struct gcc_target): Add scalar_mode_supported_p.
14094 * targhooks.c (default_scalar_mode_supported_p): New.
14095 * targhooks.h (default_scalar_mode_supported_p): Declare.
14096 * doc/tm.texi (TARGET_SCALAR_MODE_SUPPORTED_P): Document.
14098 * c-common.c (handle_mode_attribute): Query scalar_mode_supported_p
14099 before attempting to create types. Tidy.
14100 * expr.c (vector_mode_valid_p): Use scalar_mode_supported_p.
14102 * config/alpha/alpha.c (alpha_scalar_mode_supported_p): New.
14103 (TARGET_SCALAR_MODE_SUPPORTED_P): New.
14105 2004-08-25 Richard Henderson <rth@redhat.com>
14107 * config/i386/freebsd.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
14108 set REAL_MODE_FORMAT for TFmode.
14110 2004-08-25 Ziemowit Laski <zlaski@apple.com>
14112 * c-decl.c (grokparm): New function.
14113 * c-tree.h (grokparm): New prototype.
14115 2004-08-25 Andrew MacLeod <amacleod@redhat.com>
14117 * tree-ssa-operands.h (struct ssa_operand_iterator_d): New. SSA operand
14118 iterator controlling structure.
14119 (SSA_OP_USE, SSA_OP_DEF, SSA_OP_VUSE, SSA_OP_VMAYUSE, SSA_OP_VMAYDEF,
14120 SSA_OP_VMUSTDEF, SSA_OP_VIRTUAL_USES, SSA_OP_VIRTUAL_DEFS,
14121 SSA_OP_ALL_USES, SSA_OP_ALL_DEFS, SSA_OP_ALL_OPERANDS): New. Operand
14123 (FOR_EACH_SSA_TREE_OPERAND): New. Iterate over operands as trees.
14124 (FOR_EACH_SSA_USE_OPERAND): New. Iterate over operands as uses.
14125 (FOR_EACH_SSA_DEF_OPERAND): New. Iterate over operands as defs.
14126 (FOR_EACH_SSA_MAYDEF_OPERAND): New. Iterate over V_MAY_DEFs.
14127 * tree-ssa-operands.c (NULL_DEF_OPERAND_P, NULL_USE_OPERAND_P): New.
14128 Empty operand pointers.
14129 * tree-flow-inline.h (op_iter_done): New. Return true if finished.
14130 (op_iter_next_use): New. Return next use_operand_p.
14131 (op_iter_next_def): New. Return next def_operand_p.
14132 (op_iter_next_tree): New. Return next operands as a tree.
14133 (op_iter_init): New. Initialize an iterator structure.
14134 (op_iter_init_use): New. Initialize structure and get the first use.
14135 (op_iter_init_def): New. Initialize structure and get the first def.
14136 (op_iter_init_tree): New. Initialize structure and get the first tree.
14137 (op_iter_next_maydef): New. Return next V_MAY_DEF operands.
14138 (op_iter_init_maydef): New. Initialize structure and get the first
14139 V_MAY_DEF operands.
14140 * tree-cfg.c (tree_duplicate_bb): Use new operand iterator.
14141 * tree-dfa.c (compute_immediate_uses_for_stmt,
14142 redirect_immediate_uses): Use new operand iterator.
14143 (v_may_defs_disappeared_p, v_must_defs_disappeared_p): Delete.
14144 (mark_new_vars_to_rename): Use new operand iterator. Count virtual
14145 operands instead of using *_disappeared_p routines.
14146 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites, rewrite_stmt,
14147 ssa_rewrite_stmt): Use new operand iterator.
14148 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
14149 rewrite_trees): Use new operand iterator.
14150 * tree-pretty-print.c (dump_vops): Use new operand iterator.
14151 * tree-sra.c (mark_all_v_defs): Use new operand iterator.
14152 * tree-ssa-alias.c (compute_points_to_and_addr_escape,
14153 dump_points_to_info): Use new operand iterator.
14154 * tree-ssa-ccp.c (cp_lattice_meet, visit_stmt, initialize,
14155 replace_uses_in, replace_vuse_in, likely_value, set_rhs): Use new
14157 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary,
14158 propagate_necessity): Use new operand iterator.
14159 * tree-ssa-dom.c (cprop_into_stmt, optimize_stmt): Use operand iterator.
14160 (register_definitions_for_stmt): Use new operand iterator. Take stmt as
14161 a parameter instead of a stmt_ann_t.
14162 * tree-ssa-live.c (create_ssa_var_map, calculate_live_on_entry,
14163 build_tree_conflict_graph): Use new operand iterator.
14164 * tree-ssa-loop-im.c (determine_max_movement, single_reachable_address,
14165 rewrite_mem_refs): Use new operand iterator.
14166 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
14167 check_loop_closed_ssa_use): Use new operand iterator.
14168 * tree-ssa.c (verify_ssa, replace_immediate_uses): Use operand iterator.
14169 * tree-ssanames.c (release_defs): Use new operand iterator.
14170 * tree-vectorizer.c (vect_create_data_ref): Use new operand iterator.
14172 2004-08-25 Adam Nemet <anemet@lnxw.com>
14174 * tlink.c (initial_cwd): New variable.
14175 (tlink_init): Initialize it.
14176 (recompile_files): Use tlink_execute() instead of system(). Don't
14177 duplicate verbose output of collect_execute. Restore initial_cwd.
14178 Update comment before the function.
14180 2004-08-25 Ziemowit Laski <zlaski@apple.com>
14182 * c-typeck.c (build_c_cast): In ObjC, always preserve (and silently
14183 accept) a cast from one Objective-C pointer type to another.
14185 2004-08-25 Paolo Carlini <pcarlini@suse.de>
14187 * doc/install.texi: Document that libstdc++-v3 requires
14188 now automake 1.9.1.
14190 2004-08-25 Caroline Tice <ctice@apple.com>
14192 * bb-reorder.c (partition_hot_cold_basic_blocks): Add more details
14193 to comments at start of function.
14194 * cfgbuild.c (make_edges): Add more details to hot/cold partitioning
14196 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
14197 merge_blocks_move_predecessor_nojumps,
14198 merge_blocks_move_successor_nojumps, merge_blocks_move,
14199 try_crossjump_to_edge, try_crossjump_bb): Likewise.
14200 * cfglayout.c (fixup_reorder_chain): Likewise.
14201 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
14202 cfg_layout_can_merge_blocks_p): Likewise.
14203 * ifcvt.c (find_if_case_1, find_if_case_2): Likewise.
14204 * passes.c (rest_of_compilation): Update comments for calling
14205 optimization that partitions hot/cold basic blocks.
14206 * doc/invoke.texi: Update documentation of
14207 freorder-blocks-and-partition flag.
14209 2004-08-25 Richard Sandiford <rsandifo@redhat.com>
14211 * config/mips/mips.md (reg): Renamed mode attribute from ccreg.
14212 (*mov*_on_*): Adjust accordingly. Add an explicit MOVECC: prefix.
14214 2004-08-25 Richard Sandiford <rsandifo@redhat.com>
14216 * config/mips/mips.md (any_shift): New code macro.
14217 (optab, insn): New code attributes.
14218 ({ashl,ashr,lshr}[sd]i3): Redefine using :GPR and any_shift.
14219 Use the standard rather than internal patterns for the MIPS16
14220 double-shift optimization.
14221 (*{ashl,ashr,lshr}[sd]i3): New names for the non-mips16 shift patterns.
14222 Redefine using :GPR and any_shift.
14223 (*{ashl,ashr,lshr}si3_extend): Generalize ashlsi3_internal1_extend
14224 to cover all three shifts.
14225 (*{ashl,ashr,lshr}si3_mips16): New names for the mips16 SImode shifts.
14226 Redefine using any_shift. Use :GPR and any_shift to combine splitters.
14227 (*{ashl,ashr,lshr}di3_mips16): New names for the mips16 DImode shifts.
14229 2004-08-24 Geoffrey Keating <geoffk@apple.com>
14231 * gimplify.c (lookup_tmp_var): Separate temporaries when not
14234 2004-08-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14236 PR libstdc++/17005 (fix for HP-UX 11.11)
14237 * config.gcc (hppa*-*-*): Move MASK_BIG_SWITCH to target_cpu_default2.
14238 (hppa*-*-hpux*): Consolidate hppa1.0-*-* code. Rework handling of
14239 tm_file including pa-hpux1010.h or pa-hpux1111.h when appropriate.
14240 * config/pa/pa-hpux1010.h, config/pa/pa-hpux1111.h: New files.
14241 * config/pa/pa-hpux.h (TARGET_HPUX): Define.
14242 (LINK_SPEC): Handle march=1.0 option.
14243 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
14244 and _XOPEN_SOURCE_EXTENDED for UNIX 95.
14245 (SUBTARGET_OPTIONS): New define.
14246 (LINK_SPEC): Handle march=1.0 option.
14247 (STARTFILE_SPEC): New define.
14248 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
14249 and _XOPEN_SOURCE_EXTENDED for UNIX 95. Additionally, predefine
14250 _INCLUDE__STDC_A1_SOURCE and _INCLUDE_XOPEN_SOURCE_500 for UNIX 98.
14251 (SUBTARGET_OPTIONS): New define.
14252 (LINK_SPEC): Handle march=1.0 option.
14253 (STARTFILE_SPEC): New define.
14254 * config/pa/pa.c (override_options): Add code to process -munix= option.
14255 * config/pa/pa.h (pa_unix_string, flag_pa_unix): Declare.
14256 (TARGET_HPUX, TARGET_HPUX_10_10, TARGET_HPUX_11_11): Provide default
14258 (TARGET_OPTIONS): Add SUBTARGET_OPTIONS to option list.
14259 (SUBTARGET_OPTIONS): Provide default define.
14260 * config/pa/pa64-hpux.h (STANDARD_STARTFILE_PREFIX_1,
14261 STANDARD_STARTFILE_PREFIX_2): New defines.
14262 (STARTFILE_SPEC): Provide unix95.o or unix98.o startfiles as necessary.
14263 (ENDFILE_SPEC): Use %O.
14264 * doc/install.texi (hppa*-*-hpux*): Reword paragraph on -g and gas.
14265 Mention issue caused by changing namespace and runtime to UNIX 95/98.
14266 * doc/invoke.texi (HPPA options): Move misplaced text to FRV options.
14267 Document -munix=std option.
14269 2004-08-25 Steven Bosscher <stevenb@suse.de>
14271 * cse.c (cse_around_loop, cse_check_loop_start,
14272 cse_set_around_loop): Remove.
14273 (cse_basic_block): Remove the around_loop argument.
14274 (cse_end_of_basic_block): Remove the after_loop argument.
14275 (cse_main): Likewise.
14276 * rtl.h (cse_main): Update prototype.
14277 * passes.c (rest_of_handle_cse, rest_of_handle_cse2,
14278 rest_of_handle_gcse): Update cse_main calls.
14280 2004-08-25 Nathan Sidwell <nathan@codesourcery.com>
14282 * tree.h (build_int_cst): New, sign extended constant.
14283 (build_int_cstu): New, zero extended constant.
14284 (build_int_cst_wide): Renamed from build_int_cst.
14285 * tree.c (build_int_cst, build_int_cstu): New.
14286 (build_int_cst_wide): Renamed from build_int_cst.
14287 (make_vector_type, build_common_tree_nodes,
14288 build_common_tree_nodes_2): Adjust build_int_cst calls.
14289 * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
14290 expand_builtin_strpbrk, expand_builtin_fputs,
14291 build_string_literal, expand_builtin_printf,
14292 expand_builtin_sprintf, fold_builtin_classify_type,
14293 fold_builtin_lround, fold_builtin_bitop, fold_builtin_isascii,
14294 fold_builtin_toascii, fold_builtin_isdigit,
14295 simplify_builtin_strstr, simplify_builtin_strpbrk,
14296 fold_builtin_fputs, simplify_builtin_sprintf): Likewise.
14297 * c-common.c (start_fname_decls, fix_string_type, shorten_compare,
14298 DEF_ATTR_INT): Likewise.
14299 * c-decl.c (complete_array_type, check_bitfield_type_and_width):
14301 * c-lex.c (interpret_integer, lex_charconst): Likewise.
14302 * c-parse.in (primary) <TYPES_COMPATIBLE_P> Likewise.
14303 * c-pretty-print.c (pp_c_integer_constant): Likewise.
14304 * c-typeck.c (really_start_incremental_init, push_init_level,
14305 set_nonincremental_init_from_string): Likewise.
14306 * calls.c (load_register_parameters): Likewise.
14307 convert.c (convert_to_pointer): Likewise.
14308 coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
14309 build_fn_info_type, build_fn_info_value, build_ctr_info_value,
14310 build_gcov_info): Likewise.
14311 * except.c (init_eh, assign_filter_values): Likewise.
14312 * expmed.c (store_fixed_bit_field, extract_bit_field,
14313 extract_fixed_bit_field, extract_split_bit_field, expand_shift,
14314 expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
14315 expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
14316 * expr.c (convert_move, emit_group_load, emit_group_store,
14317 expand_assignment, store_constructor, store_field,
14318 expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
14319 fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
14320 invert_truthvalue, optimize_bit_field_compare,
14321 decode_field_reference, all_ones_mask_p, constant_boolean_node,
14322 fold_div_compare, fold, fold_read_from_constant_string,
14323 fold_negate_const, fold_abs_const, fold_not_const, round_up,
14324 round_down): Likewise.
14325 * function.c (assign_parm_setup_block): Likewise.
14326 * stmt.c (shift_return_value, expand_case, estimate_case_costs):
14328 * stor-layout.c (layout_type, initialize_sizetypes,
14329 set_min_and_max_values_for_integral_type): Likewise.
14330 * tree-chrec.c (chrec_fold_multiply_poly_poly,
14331 reset_evolution_in_loop): Likewise.
14332 * tree-chrec.h (build_polynomial_chrec): Likewise.
14333 * tree-complex.c (build_replicated_const): Likewise.
14334 * tree-eh.c (honor_protect_cleanup_actions,
14335 lower_try_finally_onedest, lower_try_finally_copy,
14336 lower_try_finally_switch): Likewise.
14337 * tree-mudflap.c (mf_build_string, mx_register_decls,
14338 mudflap_register_call, mudflap_enqueue_constant): Likewise.
14339 * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
14340 * tree-pretty-print.c (dump_generic_node): Likewise.
14341 * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
14343 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
14344 * tree-ssa-loop-niter.c (number_of_iterations_cond,
14345 loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
14347 * tree-ssa-loop-ivcanon.c (create_canonical_iv,
14348 canonicalize_loop_induction_variables): Likewise.
14349 * tree-vectorizer.c (vect_create_index_for_array_ref,
14350 vect_transform_loop_bound, vect_compute_data_ref_alignment):
14353 * config/alpha/alpha.c (alpha_initialize_trampoline, alpha_va_start,
14354 alpha_gimplify_va_arg_1): Likewise.
14355 * config/arm/arm.c (arm_get_cookie_size): Likewise.
14356 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
14357 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
14358 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
14359 * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
14360 mips_gimplify_va_arg_expr): Likewise.
14361 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
14362 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
14363 add_compiler_branch_island): Likewise.
14364 * config/s390/s390.c (s390_va_start): Likewise.
14365 * config/sh/sh.c (sh_va_start): Likewise.
14366 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
14368 * config/xtensa/xtensa.c (xtensa_va_start,
14369 xtensa_gimplify_va_arg_expr): Likewise.
14371 * objc/objc-act.c (build_objc_string_object,
14372 build_objc_symtab_template, init_def_list, init_objc_symtab,
14373 init_module_descriptor, generate_static_references,
14374 build_selector_translation_table, get_proto_encoding,
14375 build_typed_selector_reference, build_selector_reference,
14376 build_next_objc_exception_stuff,
14377 build_method_prototype_list_template, generate_descriptor_table,
14378 generate_protocols, build_protocol_initializer,
14379 build_ivar_list_template, build_method_list_template,
14380 build_ivar_list_initializer, generate_ivars_list,
14381 generate_dispatch_table, generate_protocol_list,
14382 build_category_initializer, build_shared_structure_initializer,
14383 generate_shared_structures, handle_impent,
14384 generate_objc_image_info): Likewise.
14386 2004-04-25 Paolo Bonzini <bonzini@gnu.org>
14388 * cfglayout.c (duplicate_insn_chain): Remove references to
14389 NOTE_INSN_LOOP_VTOP and NOTE_INSN_LOOP_CONT.
14390 * cfgloop.h (struct loop): Remove fields vtop, cont and cont_dominator.
14391 * cfgrtl.c (rtl_delete_block): Remove handling of NOTE_INSN_LOOP_CONT.
14392 * final.c (final_scan_insn): Remove references to NOTE_INSN_LOOP_VTOP
14393 and NOTE_INSN_LOOP_CONT.
14394 * insn-notes.def (NOTE_INSN_LOOP_VTOP, NOTE_INSN_LOOP_CONT): Remove.
14395 * jump.c (squeeze_notes): Remove references to NOTE_INSN_LOOP_VTOP
14396 and NOTE_INSN_LOOP_CONT.
14397 * loop.c (scan_loops, find_and_verify_loops, for_each_insn_in_loop,
14398 check_dbra_loop, loop_dump_aux): Remove references to removed notes
14400 * reorg.c (mostly_true_jump): Do not rely on NOTE_INSN_LOOP_VTOPs.
14401 * unroll.c (unroll_loop, copy_loop_body, loop_iterations): Remove
14402 references to removed notes and fields.
14403 (subtract_reg_term, ujump_to_loop_cont): Remove.
14405 2004-08-25 Paolo Bonzini <bonzini@gnu.org>
14407 * doc/install.texi: Document that libcpp does not require
14408 Automake any longer. Document that Automake 1.9.1 should
14411 2004-08-25 Zack Weinberg <zack@codesourcery.com>
14413 * flags.h (enum debug_info_type): Remove DWARF_DEBUG.
14414 * defaults.h (PREFERRED_DEBUGGING_TYPE): Remove check for
14415 DWARF_DEBUGGING_INFO from choice-of-definition chain;
14416 restructure using C89 features (#elif, #error).
14417 * c-lex.c, final.c, opts.c, config/cris/cris.c, config/frv/frv.c
14418 * config/sh/sh.h: Remove references to DWARF_DEBUG.
14419 * doc/invoke.texi: Remove references to DWARF version 1;
14420 clarify why -gdwarf-2<n> doesn't work.
14422 2004-08-25 Zack Weinberg <zack@codesourcery.com>
14424 * basic-block.h (BB_SET_PARTITION): Clear old value first.
14425 * cfg.c (clear_bb_flags): Don't clear partition setting.
14426 * ifcvt.c (find_if_case_1): Remove ??? comment.
14428 2004-08-25 Alan Modra <amodra@bigpond.net.au>
14431 * config/rs6000/rs6000.h (machine_function): Remove sysv_varargs_p.
14432 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
14433 current_function_stdarg in place of sysv_varargs_p.
14434 * config/rs6000/rs6000.c (setup_incoming_varargs): Don't set
14437 2004-08-24 Richard Henderson <rth@redhat.com>
14440 * config/i386/i386.c (legitimate_constant_p): Rework to not accept
14441 random codes within CONST.
14443 2004-08-24 James E Wilson <wilson@specifixinc.com>
14445 * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS): Remove
14446 -freorder-blocks-and-partition.
14448 2004-08-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14450 PR middle-end/17044
14451 * tree-ssa-threadupdate.c (redirection_data): Make static.
14452 (thread_block): Use ggc_alloc_cleared to allocate struct
14453 redirection_data. Don't free elements in redirection_data.
14455 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
14457 * config/mips/predicates.md (small_data_pattern): Match prefetches.
14459 2004-08-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
14461 PR tree-optimization/17016
14462 * tree-ssa-loop-niter.c (number_of_iterations_cond,
14463 number_of_iterations_exit): Use POINTER_TYPE_P instead
14464 of testing for POINTER_TYPE.
14466 2004-08-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
14468 * tree-ssa-loop-ivcanon.c: New file.
14469 * tree-ssa-loop-manip.c (create_iv): New function.
14470 * Makefile.in (tree-ssa-loop-ivcanon.o): Add.
14471 (tree-ssa-loop.o, tree-ssa-loop-manip.o): Add SCEV_H dependency.
14472 * cfgloop.c (mark_single_exit_loops): New function.
14473 (verify_loop_structure): Verify single-exit loops.
14474 * cfgloop.h (struct loop): Add single_exit field.
14475 (LOOPS_HAVE_MARKED_SINGLE_EXITS): New constant.
14476 (mark_single_exit_loops): Declare.
14477 (tree_num_loop_insns): Declare.
14478 * cfgloopmanip.c (update_single_exits_after_duplication): New function.
14479 (duplicate_loop_to_header_edge): Use it.
14480 * common.opt (fivcanon): New flag.
14481 * timevar.def (TV_TREE_LOOP_IVCANON, TV_COMPLETE_UNROLL): New timevars.
14482 * tree-cfg.c (tree_find_edge_insert_loc): Return newly created block.
14483 (bsi_commit_edge_inserts_1): Pass null to tree_find_edge_insert_loc.
14484 (bsi_insert_on_edge_immediate): New function.
14485 * tree-flow.h (bsi_insert_on_edge_immediate,
14486 canonicalize_induction_variables, tree_unroll_loops_completely,
14487 create_iv): Declare.
14488 * tree-optimize.c (init_tree_optimization_passes): Add
14489 pass_iv_canon and pass_complete_unroll.
14490 * tree-pass.h (pass_iv_canon, pass_complete_unroll): Declare.
14491 * tree-scalar-evolution.c (get_loop_exit_condition,
14492 get_exit_conditions_rec, number_of_iterations_in_loop,
14493 scev_initialize): Use single_exit information.
14494 * tree-ssa-loop-niter.c (number_of_iterations_cond): Record
14495 missing assumptions.
14496 (loop_niter_by_eval): Return number of iterations as unsigned
14498 * tree-ssa-loop.c (tree_ssa_loop_init): Mark single exit loops.
14499 (tree_ssa_loop_ivcanon, gate_tree_ssa_loop_ivcanon, pass_iv_canon,
14500 tree_complete_unroll, gate_tree_complete_unroll, pass_complete_unroll):
14502 (tree_ssa_loop_done): Call free_numbers_of_iterations_estimates.
14503 * tree-ssanames.c (make_ssa_name): Allow creating ssa name before
14504 the defining statement is ready.
14505 * tree-vectorizer.c (vect_create_iv_simple): Removed.
14506 (vect_create_index_for_array_ref, vect_transform_loop_bound):
14508 (vect_transform_loop_bound): Use single_exit information.
14509 (vect_analyze_loop_form): Cleanup bogus tests.
14510 (vectorize_loops): Do not call flow_loop_scan.
14511 * tree.h (may_negate_without_overflow_p): Declare.
14512 * fold-const.c (may_negate_without_overflow_p): Split out from ...
14513 (negate_expr_p): ... this function.
14514 (tree_expr_nonzero_p): Handle overflowed constants correctly.
14515 * doc/invoke.texi (-fivcanon): Document.
14516 * doc/passes.texi: Document canonical induction variable creation.
14518 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
14520 * config/mips/mips.h (ISA_HAS_INT_CONDMOVE): Delete.
14521 * config/mips/mips.c (print_operand): Fold %B/%b handling into %T/%t,
14522 using the mode of the operand to decide between them.
14523 * config/mips/mips.md (MOVECC): New mode macro.
14524 (ccreg): New mode attribute.
14525 (*mov{si,di,sf,df}_on_{cc,si,di}): Name formerly unnamed patterns.
14526 Redefine using :GPR and :MOVECC. Use %T and %t for the condition.
14527 (mov[sd]icc): Redefine using :GPR.
14529 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
14531 * config/mips/mips-protos.h (mips_emit_prefetch): Delete.
14532 (mips_prefetch_cookie): New function.
14533 * config/mips/mips.c (print_operand_address): Fix handling of
14535 (mips_emit_prefetch): Delete.
14536 (mips_prefetch_cookie): New function.
14537 * config/mips/mips.md (prefetch): Turn into a define_insn. Use a
14538 mode of QImode for the address_operand. Use mips_prefetch_cookie
14539 to calculate the first "pref" operand.
14540 (prefetch_[sd]i, prefetch_[sd]i_address): Delete.
14541 (prefetch_indexed_[sd]i): Redefine using :P. Use mips_prefetch_cookie.
14543 2004-08-24 Richard Earnshaw <rearnsha@arm.com>
14545 * arm.md: Include predicates.md.
14546 * predicates.md: New file.
14547 * arm.c (s_register_operand, arm_hard_register_operand)
14548 (arm_general_register_operand, f_register_operand, reg_or_int_operand)
14549 (arm_immediate_operand, arm_neg_immediate_operand)
14550 (arm_not_immediate_operand, arm_rhs_operand, arm_rhsm_operand)
14551 (arm_add_operand, arm_addimm_operand, arm_not_operand)
14552 (offsettable_memory_operand, alignable_memory_operand)
14553 (arm_reload_memory_operand, arm_float_rhs_operand)
14554 (arm_float_add_operand, vfp_compare_operand, arm_float_compare_operand)
14555 (index_operand, shiftable_operator, logical_binary_operator)
14556 (shift_operator, equality_operator, arm_comparison_operator)
14557 (minmax_operator, cc_register, dominant_cc_register)
14558 (arm_extendqisi_mem_op, power_of_two_operand, nonimmediate_di_operand)
14559 (di_operand, nonimmediate_soft_df_operand, soft_df_operand)
14560 (const_shift_operand, load_multiple_operation)
14561 (store_multiple_operation, multi_register_push, thumb_cmp_operand)
14562 (thumb_cmpneg_operand, thumb_cbrch_target_operand)
14563 (cirrus_register_operand, cirrus_fp_register)
14564 (cirrus_shift_const): Delete, replaced with equivalents in
14566 (shift_op): Handle ROTATE.
14567 * arm-protos.h: Delete declarations for above.
14568 * arm.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
14569 * t-arm (MD_INCLUDES): Add predicates.md.
14570 (s-preds): Depends on MD_INCLUDES.
14572 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
14574 * config/mips/mips.c (mips_gen_conditional_trap): Fix mode.
14575 * config/mips/mips.md (*conditional_trap[sd]i): Name previously unnamed
14576 patterns. Redefine using :GPR. Give the match_operator a mode.
14577 Use '%2' rather than '%z2' for operand 2.
14579 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
14581 * config/mips/mips.md (load_call[sd]i): Redefine using :P. Add mode
14584 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
14586 * config/mips/mips.md (indirect_jump): Use force_reg. Adjust names
14587 of internal patterns.
14588 (indirect_jump[sd]i): Renamed from indirect_jump_internal[12].
14590 (tablejump): Use expand_binop to calculate address. Adjust names
14591 of internal patterns.
14592 (tablejump[sd]i): Renamed from tablejump_internal[12].
14594 (tablejump_mips16[12]): Delete.
14596 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
14598 * config/mips/mips.md (*seq_[sd]i, *seq_[sd]i_mips16, *sne_[sd]i)
14599 (*sgt_[sd]i, *sgt_[sd]i_mips16, *sge_[sd]i, *slt_[sd]i)
14600 (*slt_[sd]i_mips16, *sle_[sd]i, *sle_[sd]i_mips16, *sgtu_[sd]i)
14601 (*sgtu_[sd]i_mips16, *sge_[sd]i, *sltu_[sd]i, *sltu_[sd]i_mips16)
14602 (*sleu_[sd]i, *sleu_[sd]i_mips16): Redefine using :GPR.
14604 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
14606 * config/mips/mips.md (cmpsi, cmpdi): Redefine using :GPR.
14607 (*branch_zero[sd]i): Renamed from branch_zero{,_di}. Redefine
14609 (*branch_zero[sd]i_inverted): Likewise branch_zero{,_di}_inverted.
14610 (*branch_equality[sd]i): Likewise branch_equality{,_di}.
14611 (*branch_equality[sd]i_inverted): Likewise
14612 branch_equality{,_di}_inverted.
14613 (*branch_equality[sd]i_mips16): Name formerly unnamed patterns.
14614 Redefine using :GPR.
14616 2004-08-24 Zack Weinberg <zack@codesourcery.com>
14618 * rtl.def: Reorganize, placing all codes used only in machine
14619 descriptions at the end.
14621 * rtl.def: Wrap MD-only codes in #ifdef GENERATOR_FILE.
14622 * gengtype.c: Don't include rtl.h. Define enum rtx_code and
14623 rtx_name, rtx_format arrays by direct reference to rtl.def,
14624 first undefining GENERATOR_FILE. Define enum insn_note and
14625 note_insn_name array by direct reference to insn-notes.def.
14626 (adjust_field_rtx_def): Remove local definition of rtx_name.
14627 Use symbolic names for insn notes.
14628 * Makefile.in (gengtype.o): Update dependencies.
14630 2004-08-24 Zack Weinberg <zack@codesourcery.com>
14632 * basic-block.h (struct basic_block_def): Reorder fields to
14633 eliminate interior padding. Remove 'partition' field.
14634 (BB_DISABLE_SCHEDULE, BB_HOT_PARTITION, BB_COLD_PARTITION)
14635 (BB_UNPARTITIONED, BB_PARTITION, BB_SET_PARTITION)
14636 (BB_COPY_PARTITION): New macros.
14637 * bb-reorder.c, cfgcleanup.c, cfglayout.c, cfgrtl.c, ifcvt.c
14638 Replace all references to the 'partition' field of a basic
14639 block with new macros.
14641 * insn-notes.def: Delete NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
14642 * final.c (final_scan_insn): Don't handle it.
14643 * modulo-sched.c: Set BB_DISABLE_SCHEDULE flag on g->bb
14644 instead of emitting a NOTE_INSN_DISABLE_SCHED_OF_BLOCK note.
14645 * sched-rgn.c (sched_is_disabled_for_current_region_p):
14646 Look for a BB_DISABLE_SCHEDULE flag on the block instead of a note.
14648 2004-08-24 Nathan Sidwell <nathan@codesourcery.com>
14650 * c-decl.c (c_init_decl_processing): Adjust
14651 build_common_tree_nodes call.
14652 * expmed.c (const_mult_add_overflow_p): Use
14653 build_distinct_type_copy.
14654 * stor-layout.c (early_type_list): Remove.
14655 (layout_type): Don't append to early_type_list.
14656 (initialize_sizetypes): Add signed_p argument.
14657 (set_sizetype): Overwrite the stub type nodes directly.
14658 * tree.c (copy_node_stat): Clear a type's value cache here ...
14659 (build_distinct_type): ... not here.
14660 (build_common_tree_nodes): Add signed_sizetype argument. Adjust.
14661 * tree.h (initialize_sizetypes): Add signed_p argument.
14662 (build_common_tree_nodes): Likewise.
14664 * objc/objc-act.c (get_static_reference): Use
14665 build_variant_type_copy.
14666 (get_protocol_reference): Likewise.
14667 * objc/objc-act.h (TREE_STATIC_TEMPLATE): Use TREE_PRIVATE.
14669 2004-08-24 Richard Henderson <rth@redhat.com>
14670 Andrew Pinski <apinski@apple.com>
14672 * gimplify.c (gimplify_array_ref_to_plus): Delete.
14673 (gimplify_addr_expr): Do not call gimplify_array_ref_to_plus
14676 * config/rs6000/rs6000.c (altivec_expand_builtin): Go passed
14677 ARRAY_REF also to get to the STRING_CST.
14679 2004-08-24 Paul Brook <paul@codesourcery.com>
14681 * config/arm/arm.c (arm_override_options): Update error message.
14682 * config/arm/arm.h (TARGET_HARD_FLOAT): Rename to
14683 TARGET_HARD_FLOAT_ABI.
14684 (TARGET_SOFT_FLOAT_ABI): Rename to TARGET_HARD_FLOAT.
14685 (LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Use TARGET_HARD_FLOAT_ABI.
14687 2004-08-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
14690 * config/m32r.md (movsi_sda): Add SI mode specification to
14693 2004-08-24 Nick Clifton <nickc@redhat.com>
14695 * config/m32r/m32r.h (PREDICATE_CODES): Remove duplicate definition
14696 of seth_add3_operand.
14698 2004-08-24 Nathan Sidwell <nathan@codesourcery.com>
14700 * Makefile.in (PROTO_OBJS): Add errors.o.
14701 * protoize.c (fancy_abort): Remove.
14702 * mips-tfile.c (fancy_abort): Add parameters.
14704 2004-08-24 Jonathan Wakely <redi@gcc.gnu.org>
14706 * doc/trouble.texi (C++ misunderstandings): Fix example code.
14708 2004-08-24 Andreas Tobler <a.tobler@schweiz.ch>
14710 * Makefile.in (HOOKS_H): Add dependency on MACHMODE_H.
14711 (host-default.o): Add dependency on HOOKS_H.
14712 * config/x-linux: Likewise.
14713 * config/x-solaris: Likewise.
14714 * config/i386/x-mingw32: Likewise.
14715 * config/rs6000/x-darwin: Likewise.
14717 2004-08-23 James E Wilson <wilson@specifixinc.com>
14719 * reg-notes.def (REG_NOTE): In comment, change DEF_INSN_NOTE to
14722 2004-08-23 Mark Mitchell <mark@codesourcery.com>
14725 * dwarf2out.c (loc_descriptor_from_tree): Robustify.
14727 2004-08-23 Diego Novillo <dnovillo@redhat.com>
14729 * cfg.c (check_bb_profile): Fix typos.
14730 * function.c (assign_parm_is_stack_parm): Likewise.
14731 * tree-nested.c: Likewise.
14733 2004-08-23 Daniel Jacobowitz <dan@debian.org>
14735 * ggc-zone.c (struc alloc_chunk): Rearrange flag bits and SIZE.
14737 (ggc_alloc_zone_1): Mark TYPE as unused. Don't save it in the chunk.
14739 2004-08-23 Eric Christopher <echristo@redhat.com>
14741 * defaults.h (VECTOR_MODE_SUPPORTED_P): Remove macro.
14742 * system.h (VECTOR_MODE_SUPPORTED_P): Poison.
14743 * target-def.h (TARGET_VECTOR_MODE_SUPPORTED_P): Define.
14745 * hooks.h: Include machmode.h.
14746 (hook_bool_mode_false): Declare.
14747 * hooks.c (hook_bool_mode_false): Define.
14748 * expr.c (vector_mode_valid_p): Use targetm.vector_mode_supported_p.
14749 * stor-layout.c (layout_type): Ditto.
14750 * config/alpha/alpha.c (alpha_vector_mode_supported_p): New function.
14751 Define to target macro.
14752 * config/alpha/alpha.h (VECTOR_MODE_SUPPORTED_P): Delete.
14753 * config/arm/arm.c: Ditto. Use.
14754 * config/arm/arm.h: Ditto.
14755 * config/arm/arm-protos.h: Ditto.
14756 * config/i386/i386.c: Ditto.
14757 * config/i386/i386.h: Ditto.
14758 * config/rs6000/rs6000.c: Ditto.
14759 * config/rs6000/rs6000.h: Ditto.
14760 * config/sh/sh.c: Ditto.
14761 * config/sh/sh.h: Ditto.
14762 * config/sh/sh-protos.h: Ditto.
14763 * config/sh/sh.md: Use.
14764 * doc/tm.texi: Move documentation for VECTOR_MODE_SUPPORTED_P
14765 to TARGET_VECTOR_MODE_SUPPORTED_P.
14767 2004-08-23 Nathan Sidwell <nathan@codesourcery.com>
14769 * Makefile.in (BUILD_ERRORS): Set to build-errors.
14770 (errors.o): New target for host.
14771 (build-errors.o): New target for build.
14772 (genobjs): Replace errors.o with build-errors.
14773 (gengenrtl$(buildexeext)): Add $(BUILD_ERRORS).
14774 (GCOV_OBJS, GCOV_DUMP_OBJS): Add errors.o.
14775 (fix-headers$(build_exeext)): Add $(BUILD_ERRORS).
14776 (fix-header.o): Add errors.h
14777 * collect2.c (fancy_abort): Add parameters.
14778 * collect2.h (fancy_abort): Don't declare.
14779 * errors.h (fancy_abort): Don't declare.
14780 * errors.c: Include either bconfig.h or config.h.
14781 (fancy_abort): Trim filename.
14782 * fix-header.c (v_fatal, fatal): Remove.
14783 (progname): Remove definition.
14784 (main): Set progname here.
14785 * gcc.c (fancy_abort): Add parameters.
14786 * gcc.h (fancy_abort): Remove declaration.
14787 * gcov.c (fancy_abort): Remove.
14788 * rtl.h (fancy_abort): Don't declare.
14789 (abort): Don't define.
14790 * tree.h (fancy_abort): Don't declare.
14791 (abort): Don't define.
14792 * system.h (fancy_abort): Declare.
14793 (abort): Define to fancy_abort.
14794 * fixinc/Makefile.in (ALLOBJ): Add ../build-errors.o
14796 * tree.h (enum size_type_kind): Remove USIZETYPE, UBITSIZETYPE.
14797 (usize_type, ubitsizetype): Remove.
14798 * stor-layout.c (set_sizetype): Don't initialize usizetype,
14800 * fold-const.c (size_diffop): TYPE can never be ubitsizetype.
14802 * tree.h (build_distinct_type_copy): New.
14803 (build_type_copy): ... here. Rename to ...
14804 (build_variant_type_copy): ... here.
14805 * tree.c (build_qualified_type): Rename build_type_copy call.
14806 (build_distinct_type_copy): New, broken out of ...
14807 (build_type_copy): ... here. Rename to ...
14808 (build_variant_type_copy): ... here. Use
14809 build_distinct_type_copy.
14810 (build_common_tree_nodes_2): Rename build_type_copy call.
14811 * c-common.c (c_common_nodes_and_builtins): Rename build_type_copy
14813 (handle_packed_attribute, handle_unused_attribute,
14814 handle_transparanet_union_attribute, handle_aligned_attribute,
14815 handle_deprecated_attribute): Likewise.
14816 * c-decl.c (clone_underlying_type, store_parm_decls_oldstyle):
14818 * config/arm/arm.c (arm_handle_isr_attribyte): Likewise.
14819 * config/rs6000/rs6000.c (rs6000_init_builtins): Use
14820 build_distinct_type_copy.
14822 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
14824 * config/mips/mips.md (mfhilo_[sd]i): Redefine using :GPR. Add mode
14827 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
14829 * config/mips/mips.md (length): Don't use mips_fetch_insns for indexed
14831 (*lwxc1_<mode>, *ldxc1_<mode>, *swxc1_<mode>, *sdxc1_<mode>): Name
14832 formerly unnamed patterns. Redefine using :P for the address. Remove
14833 explicit length attributes.
14835 2004-08-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
14837 * tree-ssa-loop-im.c (fem_single_reachable_address, for_each_memref):
14839 (single_reachable_address): Use them.
14840 (schedule_sm): Add dump.
14841 (is_call_clobbered_ref): New function.
14842 (determine_lsm_reg): Check whether the reference is call clobbered.
14843 Only work for gimple_reg_type values.
14845 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
14847 * config/mips/mips.md (*mov<mode>_ra): Name previously unnamed MIPS16
14848 $31 store insns. Redefine using :GPR.
14850 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
14852 * config/mips/mips.md (P): New mode macro.
14853 (*xgot_hi[sd]i, *xgot_lo[sd]i, *got_disp[sd]i, *got_page[sd]i)
14854 (*load_got[sd]i, *low[sd]i, *low[sd]i_mips16): Redefine using :P.
14855 Add mode attributes.
14857 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
14859 * config/mips/mips.md (UNSPEC_[LS][WD][LR]): Delete in favor of...
14860 (UNSPEC_{LOAD,STORE}_{LEFT,RIGHT}): ...these new constants. Shuffle
14861 later constants to cover the gap.
14862 (load, store): New mode attributes.
14863 (mov_l[wd]l, mov_l[wd]r, mov_s[wd]l, mov_s[wd]r): Redefine using :GPR.
14864 Use new unspec constants.
14866 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
14868 * config/mips/mips.md (one_cmpl[sd]i2): Redefine using :GPR.
14869 (and[sd]3, ior[sd]i3, xor[sd]i3): Likewise. Change 32-bit patterns
14870 to use register_operand rather than uns_arith_operand as the predicate
14871 for operand 1. Remove redundant MIPS16 force_reg() for operand 1.
14872 (*and[sd]i3, *ior[sd]i3, *xor[sd]i3): Name formerly unnamed patterns.
14873 Redefine using :GPR. Make same predicate change here. Extend the
14874 commutativity of operands 1 and 2 from the SImode version to the
14876 (*and[sd]i3_mips16, *ior[sd]i3_mips16, *xor[sd]i3_mips16): Likewise,
14877 but with no predicate changes.
14878 (*nor[sd]i3): Redefine using :GPR.
14880 2004-08-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
14882 * tree-ssa-operands.c (get_call_expr_operands): Add VUSE operands for
14883 noreturn functions.
14885 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
14887 * config/mips/mips.h (ISA_HAS_DCLZ_DCLO): Delete.
14888 * config/mips/mips.md (abs[sd]i2): Redefine using :GPR. Only use
14889 branch-likely insns for absdi2 if GENERATE_BRANCHLIKELY. Use "%."
14890 rather than "%z2" (with a fake const0_rtx for operand 2).
14891 (ffs[sd]i2): Redefine using :GPR.
14892 (clz[sd]i2): Likewise. Use ISA_HAS_CLO_CLZ for the 64-bit case.
14894 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
14896 * config/mips/mips.md ({,u}divmod[sd]i4): Redefine using :GPR.
14898 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
14900 * config/mips/mips.md (any_extend): New code macro.
14901 (u, su): New code attributes.
14902 ({,u}mulsidi3, {,u}mulsidi3_32bit_internal, {,u}mulsidi3_32bit_r4000)
14903 ({u,s}mulsi3_highpart, {u,s}mulsi3_highpart_internal)
14904 ({u,s}mulsi3_highpart_mulhi_internal, {s,u}muldi3_highpart)
14905 (*{s,u}mul_acc_di): Redefine using any_extend.
14906 (*{,u}muls_di, *{s,u}msac_di): Likewise. Change names of patterns
14907 to reflect real insn names.
14908 (*mulsidi3_64bit, *mulsidi3_64bit_parts): Replace use of match_operator
14909 with an any_extend template.
14910 ({u,s}mulsi3_highpart_neg_mulhi_internal): Redefine using any_extend.
14913 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
14915 * config/mips/mips.h (GENERATE_MULT3_SI): Check TARGET_MAD.
14916 * config/mips/mips.md (mul[sd]i3, mul[sd]i3_internal)
14917 (mul[sd]i3_r4000): Redefine using :GPR.
14918 (mulsi3_mult3): Don't check TARGET_MAD separately.
14919 (muldi3_mult3): Moved after mulsi_mult3.
14921 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
14923 * config.gcc (mips-*-*): Remove definitions of MASK_GAS and
14924 OBJECT_FORMAT_ELF. Set MASK_SPLIT_ADDR by default if using GNU ld.
14925 * config/mips/mips.h (MASK_GAS): Delete. Shuffle later masks down.
14926 (TARGET_GAS, TARGET_MIPS_AS): Delete.
14927 (TARGET_GPWORD): Define to true for n32 on IRIX.
14928 (TARGET_SWITCHES): Remove -mmips-as. Turn -mgas into a no-op.
14929 (MIPS_AS_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC): Delete.
14930 (GAS_ASM_SPEC): Delete, folding into ASM_SPEC.
14931 (ASM_ABI_DEFAULT_SPEC, TARGET_ASM_SPEC): Delete.
14932 (MDEBUG_ASM_SPEC): Delete, folding into...
14933 (SUBTARGET_ASM_DEBUGGING_SPEC): ...here.
14934 (ASM_SPEC): Inline old GAS_ASM_SPEC. Use GNU names for ABI switches.
14935 (EXTRA_SPECS): Remove mips_as_asm_spec, gas_asm_spec, target_asm_spec,
14936 subtarget_mips_as_asm_spec, mdebug_asm_spec. Use MULTILIB_ABI_DEFAULT
14937 to define asm_abi_default_spec.
14938 (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP): Delete.
14939 (TARGET_ASM_SELECT_SECTION): Delete.
14940 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Define to 0x7ff0
14941 for non-mips16 code, removing previous workaround for SGI assemblers.
14942 (TARGET_ASM_INTEGER, mips_assemble_integer): Delete.
14943 (TARGET_ASM_ALIGNED_DI_OP): Define this instead.
14944 (override_options): Remove !TARGET_GAS and !have_named_sections code.
14945 (print_operand): Fold TARGET_GAS conditionals into asm strings.
14946 (mips_output_filename): Remove !TARGET_GAS code. Replace use of
14947 ASM_STABS_OP and ASM_STABN_OP.
14948 (mips_file_start): Remove TARGET_MIPS_AS/TARGET_GAS checks.
14949 (mips_output_aligned_decl_common): Remove mention of SGI o32 assembler.
14950 (mips_output_function_prologue): Remove !TARGET_GAS code.
14951 (mips_select_rtx_section): Remove !have_named_sections code.
14952 (mips_select_section): Delete.
14953 * config/mips/mips.md (trap): Remove !TARGET_GAS check.
14954 * config/mips/linux.h (TARGET_DEFAULT): Remove use of MASK_GAS.
14955 * config/mips/sdb.h (PUT_SDB_DEF, PUT_SDB_PLAIN_DEF): Delete.
14956 (PUT_SDB_BLOCK_START, PUT_SDB_BLOCK_END): Fold TARGET_GAS conditional.
14957 * config/mips/vxworks.h (ASM_SPEC): As for mips.h.
14958 * config/mips/windiss.h (ASM_SPEC): Likewise.
14960 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
14962 * read-rtl.c (map_value, mapping, macro_group): New structures.
14963 (BELLWETHER_CODE): New macro.
14964 (modes, codes, bellwether_codes): New variables.
14965 (find_mode, uses_mode_macro_p, apply_mode_macro, find_code)
14966 (uses_code_macro_p, apply_code_macro, apply_macro_to_string)
14967 (apply_macro_to_rtx, uses_macro_p, add_condition_to_string)
14968 (add_condition_to_rtx, apply_macro_traverse, add_mapping)
14969 (add_map_value, initialize_macros): New functions.
14970 (def_hash, def_hash_eq_p): Generalize to anything that points to,
14971 or starts with, a char * field.
14972 (find_macro, read_mapping, check_code_macro): New functions.
14973 (read_rtx_1): New, split out from read_rtx. Handle the new
14974 define_{mode,code}_{macro,attr} constructs. Use find_macro
14975 to parse the name of a code or mode. Use BELLWETHER_CODE to
14976 extract the format and to choose a suitable code for rtx_alloc.
14977 Modify recursive invocations to use read_rtx_1.
14978 (read_rtx): Call initialize_macros. Apply code and mode macros
14979 to the rtx returned by read_rtx_1. Cache everything after the
14980 first macro expansion for subsequent read_rtx calls.
14981 * doc/md.texi: Document new .md constructs.
14982 * config/mips/mips.md (GPR): New mode macro.
14983 (d, si8_di5): New mode attributes.
14984 (any_cond): New code macro.
14985 (add[sd]i3): Redefine using :GPR.
14986 (*add[sd]i3): Likewise, renaming from add[sd]i3_internal.
14987 (*add[sd]i3_sp[12], *add<mode>3_mips16): Redefine using :GPR, naming
14988 previously unnamed MIPS16 patterns.
14989 (*addsi3_extended): Renamed from addsi3_internal_2. Fix overly long
14990 lines. Don't match (plus (const_int 0) ...).
14991 (*addsi3_extended_mips16): Name previously unnamed MIPS16 pattern.
14992 Use a define_split to generate the addition.
14993 (sub[sd]i3): Redefine using :GPR. Turn subsi3 into a define_insn.
14994 (subsi3_internal): Delete.
14995 (*subsi3_extended): Renamed from subsi3_internal_2.
14996 (bunordered, bordered, bunlt, bunge, buneq, bltgt, bunle, bungt)
14997 (beq, bne, bgt, bge, blt, ble, bgtu, bgeu, bltu, bleu): Redefine
14998 using an any_cond template.
15000 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
15002 * read-rtl.c (read_rtx): Tidy use of format_ptr.
15004 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
15006 * read-rtl.c (string_obstack): New file-scope variable.
15007 (read_string, read_quoted_string, read_braced_string)
15008 (read_escape): Remove obstack parameter and use string_obstack instead.
15009 (read_rtx): Remove function-local rtl_obstack and initialize
15010 string_obstack instead. Update call to read_string.
15012 2004-08-22 Andrew Pinski <apinski@apple.com>
15015 * c-typeck.c (build_unary_op): Use &a.b if the foldded lowered
15016 expression is not constant.
15017 (c_finish_return): Do not go through INDIRECT_REF when looking
15018 for the inner expression of an ADDR_EXPR for warning about.
15020 2004-08-22 Richard Henderson <rth@redhat.com>
15023 * cfgexpand.c (expand_gimple_tailcall): Detect when we can both
15024 create new blocks and fall through.
15025 (expand_gimple_basic_block): Update to match.
15027 2004-08-22 Ulrich Weigand <uweigand@de.ibm.com>
15029 * reload.c (find_reloads_address): Make return value tri-state.
15030 Return -1 if LEGITIMIZE_RELOAD_ADDRESS succeeded.
15031 (find_reloads): Assume that reloaded addresses match 'o' or
15032 EXTRA_MEMORY_CONSTRAINT constraints only if find_reloads_address
15033 returned 1 (not -1). Omit optional reloads for address operands
15034 only if find_reloads_address returned 1 (not -1).
15036 * config/s390/s390.c (legitimize_reload_address): New function.
15037 * config/s390/s390-protos.h (legitimize_reload_address): Declare.
15038 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Define. Call
15039 legitimize_reload_address.
15041 2004-08-22 Richard Hendersion <rth@redhat.com>
15043 * tree.h (SAVE_EXPR_RESOLVED_P): New.
15044 * gimplify.c (gimplify_save_expr): Use it.
15045 * expr.c (expand_expr_real_1): Likewise. Also set DECL_IGNORED_P
15046 on the temporary variable.
15048 2004-08-22 Andrew Pinski <pinskia@physics.uc.edu>
15050 * fold-const.c (rtl_expr_nonnegative_p): Delete.
15051 * tree.h (rtl_expr_nonnegative_p): Remove.
15053 2004-08-22 Steven Bosscher <stevenb@suse.de>
15055 * config/i386/ppro.md (ppro_complex_insn): Add missing check
15056 for cpu==pentiumpro.
15058 * combine.c (struct reg_stat): Fix comment typo.
15060 2004-08-22 Joseph S. Myers <jsm@polyomino.org.uk>
15062 * c-tree.h (c_sizeof_nowarn): Remove.
15064 2004-08-21 Joseph S. Myers <jsm@polyomino.org.uk>
15066 * c-decl.c (set_array_declarator_type): Rename to
15067 set_array_declarator_inner.
15068 (build_c_parm, build_attrs_declarator, build_function_declarator):
15070 (make_pointer_declarator): Call build_attrs_declarator.
15071 * c-tree.h (set_array_declarator_type): Rename to
15072 set_array_declarator_inner.
15073 (build_c_parm, build_attrs_declarator, build_function_declarator):
15075 * c-parse.in (after_type_declarator,
15076 parm_declarator_starttypename, parm_declarator_nostarttypename,
15077 notype_declarator, absdcl_maybe_attribute, direct_absdcl1, parm,
15078 firstparm): Use these functions
15080 2004-08-21 Joseph S. Myers <jsm@polyomino.org.uk>
15082 * c-decl.c (build_array_declarator, set_array_declarator_type,
15083 start_decl, grokdeclarator, grokparms): Change boolean parameters
15085 * c-tree.h (build_array_declarator, set_array_declarator_type,
15086 start_decl): Update prototypes.
15087 * c-decl.c, c-parse.in: All callers changed.
15089 2004-08-21 Mike Stump <mrs@apple.com>
15091 * config/rs6000/darwin.h (SUBTARGET_OPTIONS): Move from here, to...
15092 (darwin_fix_and_continue): Likewise.
15093 (darwin_fix_and_continue_switch): Likewise.
15094 * config/darwin.h (SUBTARGET_OPTIONS): ...here, to fix -mone-byte-bool.
15095 (darwin_fix_and_continue): Likewise.
15096 (darwin_fix_and_continue_switch): Likewise.
15098 2004-08-21 Danny Smith <dannysmith@users.sourceforge.net>
15101 * config/i386/winnt/c (gen_stdcall_suffix, gen_fastcall_suffix):
15102 Remove, merging into ...
15103 (gen_stdcall_or_fastcall_suffix): New function, returning tree
15104 rather than const char*, and accepting additional parameter.
15105 Don't add suffix to '*'-prefixed symbols or variadic functions.
15106 (i386_pe_encode_section_info): Adjust for call to new function.
15107 Call change_decl_assembler_name.
15109 2004-08-20 Mike Stump <mrs@apple.com>
15111 * config/darwin.c (machopic_indirect_data_reference): Mark
15113 * config/386/386.c (darwin_local_data_pic): Add.
15114 (legitimate_constant_p): Reorder so that PLUS handling runs
15115 before darwin_local_data_pic to match the ordering in
15116 legitimate_pic_address_disp_p and so that MINUS runs after
15117 darwin_local_data_pic as otherwise the darwin_local_data_pic
15118 logic can be skipped, which would be very bad.
15119 (legitimate_pic_address_disp_p): Move from from here to
15120 darwin_local_data_pic so it can be reused.
15122 2004-08-21 Alan Modra <amodra@bigpond.net.au>
15124 * config/rs6000/linux64.h (DOT_SYMBOLS): Define.
15125 (CRT_CALL_STATIC_FUNCTION): Define !DOT_SYMBOLS version.
15126 (ASM_DECLARE_FUNCTION_SIZE): Modify for !DOT_SYMBOLS.
15127 (ASM_OUTPUT_SOURCE_LINE, DBX_OUTPUT_BRAC, DBX_OUTPUT_NFUN): Likewise.
15128 (RS6000_ABI_NAME): Define as "linux".
15129 (SUBSUBTARGET_OVERRIDE_OPTIONS): Set dot_symbols.
15130 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Select
15131 ABI_AIX when rs6000_abi_name is "linux" and TARGET_64BIT.
15132 * config/rs6000/rs6000-protos.h (rs6000_output_function_entry): Decl.
15133 * config/rs6000/rs6000.c (dot_symbols): New global var.
15134 (rs6000_output_function_entry): New function, modified for
15136 (print_operand <case 'z'>): ..extracted from here.
15137 (rs6000_assemble_visibility): Modify for !DOT_SYMBOLS.
15138 (rs6000_output_function_epilogue): Likewise.
15139 (rs6000_elf_declare_function_name): Likewise.
15140 * config/rs6000/rs6000.h (DOT_SYMBOLS): Define.
15141 (ASM_WEAKEN_DECL, ASM_OUTPUT_DEF_FROM_DECLS): Modify for !DOT_SYMBOLS.
15142 * configure.ac (HAVE_LD_NO_DOT_SYMS): Add new AC_DEFINE.
15143 * configure: Regenerate.
15144 * config.in: Regenerate.
15146 2004-08-20 Mark Mitchell <mark@codesourcery.com>
15148 * reload.c (find_reloads_address): Fix thinko in previous change.
15150 * reload.c (find_reloads_address): Reload the sum of a LO_SUM and
15153 2004-08-20 Jakub Jelinek <jakub@redhat.com>
15155 PR rtl-optimization/17099
15156 * combine.c (force_to_mode): Check if inner_mask has any bits set
15157 outside of GET_MODE (x) instead of op_mode.
15159 2004-08-20 Mark Mitchell <mark@codesourcery.com>
15161 * config.gcc (arm*-*-symbianelf*): Add t-symbian Makefile
15163 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Fix typo.
15164 (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=3 to the assembler.
15165 * config/arm/symbian.h (SUBTARGET_CPU_DEFAULT): Assume ARMV5
15167 (SUBTARGET_ASM_FLOAT_SPEC): Default to -mfpu=vfp for hard-float
15169 * config/arm/t-symbian: New file.
15171 2004-08-20 Andrew Pinski <apinski@apple.com>
15173 * regrename.c (kill_value_regno): ANSIfy.
15175 2004-08-20 Dale Johannesen <dalej@apple.com>
15177 * config/rs6000/rs6000.c (rs6000_rtx_costs): Improve DIV/MOD.
15179 2004-08-20 Daniel Jacobowitz <dan@debian.org>
15181 * regrename.c (kill_value_one_regno): Renamed from kill_value_regno.
15182 (kill_value_regno): New function, derived from kill_value.
15183 (kill_value): Update.
15184 (copyprop_hardreg_forward_1): Update call to kill_value_regno.
15186 2004-08-20 Daniel Berlin <dberlin@dberlin.org>
15188 Fix PR tree-optimization/17111
15189 * tree-ssa-pre.c (create_value_expr_from): Don't change the types
15190 of non-value_handles.
15191 (bitmap_set_contains): All constants are in every set.
15193 2004-08-20 Nathan Sidwell <nathan@codesourcery.com>
15195 * fold-const.c (round_up, round_down): Use build_int_cst.
15196 Optimize common case.
15198 2004-08-20 Zack Weinberg <zack@codesourcery.com>
15199 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15201 * config/pa/pa-protos.h (readonly_data, one_only_readonly_data_section,
15202 one_only_data_section): Rename to som_readonly_data_section,
15203 som_one_only_readonly_data_section and som_one_only_data_section.
15204 * config/pa/pa.c (ONE_ONLY_TEXT_SECTION_ASM_OP,
15205 NEW_TEXT_SECTION_ASM_OP, DEFAULT_TEXT_SECTION_ASM_OP): Delete
15206 conditional defines.
15207 (som_text_section_asm_op): Replace ONE_ONLY_TEXT_SECTION_ASM_OP,
15208 NEW_TEXT_SECTION_ASM_OP and DEFAULT_TEXT_SECTION_ASM_OP with actual
15210 (pa_select_section): Use renamed section functions.
15211 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
15212 SOM_READONLY_DATA_SECTION_FUNCTION,
15213 SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
15214 SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION):
15216 * config/pa/som.h: ... not here.
15217 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
15218 ONE_ONLY_TEXT_SECTION_ASM_OP, READONLY_DATA_ASM_OP,
15219 ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
15220 ONE_ONLY_DATA_SECTION_ASM_OP): Delete.
15221 (READONLY_DATA_SECTION): Use som_readonly_data_section.
15223 2004-08-20 Nathan Sidwell <nathan@codesourcery.com>
15225 * fold-const.c (int_const_binop): Don't generate non-overflowing
15226 size-types specially.
15227 (fold_convert_const): Likewise.
15229 * stor-layout.c (initialize_sizetypes): Set SIZETYPE earlier,
15230 clear cache on copied sizetype.
15232 2004-08-20 Ben Elliston <bje@au.ibm.com>
15234 * configure.ac: Don't escape apostrophe in --enable-coverage help.
15235 * configure: Regenerate.
15237 2004-08-20 Danny Smith <dannysmith@users.sourceforge.net>
15240 * gcc.c (struct stat input_stat): Don't define if
15241 HOST_LACKS_INODE_NUMBERS
15242 (do_spec_1): If HOST_LACKS_INODE_NUMBERS, use lrealpath rather
15243 than stat to determine if temp file is same as input file.
15244 * doc/hostconfig.texi: Document HOST_LACKS_INODE_NUMBERS.
15245 * config/i386/xm-mingw32.h: Define HOST_LACKS_INODE_NUMBERS
15247 2004-08-20 Richard Sandiford <rsandifo@redhat.com>
15249 * configure.ac (mips*-*-*): Print an error if not using GAS.
15250 * configure: Regenerated.
15251 * doc/install.texi: Remove irix5 bullet from --with-gnu-as. Remove
15252 comments about buggy MIPSpro assemblers.
15253 * config.gcc (mips-sgi-irix[56]*): Combine stanzas. Include elfos.h
15254 before mips.h and iris.h after it. Use t-iris and t-slibgcc-irix.
15255 Use iris5.h only for IRIX 5 configs. Use iris6.h and t-iris6 for
15256 IRIX 6 configs. Define IRIX_USING_GNU_LD if using GNU ld.
15257 * config/mips/iris5.h (TARGET_IRIX, SWITCHES_NEED_SPACES)
15258 (DEFAULT_SIGNED_CHAR, WORD_SWITCH_TAKES_ARG, SUBTARGET_CC1_SPEC)
15259 (NO_IMPLICIT_EXTERN_C, MIPS_DEFAULT_GVALUE)
15260 (TARGET_ASM_EXTERNAL_LIBCALL): Move to iris.h.
15261 (WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS): Delete in favor
15262 of more general IRIX 6 definitions.
15263 (OBJECT_FORMAT_ELF, ASM_OUTPUT_ASCII, ASM_WEAKEN_LABEL)
15264 (HANDLE_SYSV_PRAGMA): Delete in favor of elfos.h definitions.
15265 (TARGET_IRIX5, ABICALLS_ASM_OP, BSS_SECTION_ASM_OP, HAS_INIT_SECTION)
15266 (LD_INIT_SWITCH, LD_FINI_SWITCH, SUBTARGET_ASM_OPTIMIZING_SPEC)
15267 (ASM_FINAL_SPEC, DBX_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
15268 (PREFERRED_DEBUGGING_TYPE, DWARF2_UNWIND_INFO, SET_FILE_NUMBER)
15269 (LABEL_AFTER_LOC, DOLLARS_IN_IDENTIFIERS, NO_DOLLAR_IN_LABEL)
15270 (TARGET_ASM_NAMED_SECTION, EXTRA_SECTION_FUNCTIONS)
15271 (ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_WEAK_ALIAS)
15272 (SUBTARGET_EXTRA_SPECS): Delete definitions or undefs.
15273 (LINK_SPEC): Move most of definition to iris.h.
15274 (SUBTARGET_LINK_SPEC): New macro.
15275 (IRIX_STARTFILE_SPEC): Fold into...
15276 (STARTFILE_SPEC): ...here.
15277 (IRIX_ENDFILE_SPEC): Fold into...
15278 (ENDFILE_SPEC): ...here.
15279 * config/mips/iris6.h (TARGET_IRIX5): Remove override.
15280 (WCHAR_TYPE, WCHAR_TYPE_SIZE, WINT_TYPE, WINT_TYPE_SIZE)
15281 (DWARF_OFFSET_SIZE, DWARF_INITIAL_LENGTH_SIZE, SET_ASM_OP)
15282 (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES, ASM_DECLARE_OBJECT_NAME)
15283 (ASM_FINISH_DECLARE_OBJECT, LOCAL_LABEL_PREFIX): Move to iris.h.
15284 (TARGET_OS_CPP_BUILTINS): Likewise. Guard IRIX6-specific bits.
15285 (DWARF2_UNWIND_INFO, DWARF2_GENERATE_TEXT_SECTION_LABEL)
15286 (SUBTARGET_CPP_SPEC, DWARF2_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
15287 (PREFERRED_DEBUGGING_TYPE, DWARF2_FRAME_INFO, MD_EXEC_PREFIX)
15288 (ASM_DECLARE_FUNCTION_NAME, ASM_DECLARE_FUNCTION_SIZE)
15289 (FUNCTION_NAME_ALREADY_DECLARED, SUPPORTS_INIT_PRIORITY)
15290 (POPSECTION_ASM_OP, SUBTARGET_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC)
15291 (SUBTARGET_ASM_DEBUGGING_SPEC, SUBTARGET_ASM_OPTIMIZING_SPEC)
15292 (BSS_SECTION_ASM_OP*, READONLY_DATA_SECTION_ASM_OP*)
15293 (EH_FRAME_SECTION_NAME, MUST_USE_SJLJ_EXCEPTIONS, CTORS_SECTION_ASM_OP)
15294 (DTORS_SECTION_ASM_OP, TARGET_ASM_NAMED_SECTION, EH_FRAME_SECTION_NAME)
15295 (ASM_OUTPUT_ALIGN, ASM_OUTPUT_FILENAME, ASM_OUTPUT_ALIGNED_LOCAL)
15296 (ASM_OUTPUT_ALIGNED_BSS): Remove definitions or undefs.
15297 (TARGET_IRIX6): Define to 1.
15298 (DRIVER_SELF_SPECS): Define.
15299 (DWARF2_FRAME_INFO): Define to 1 rather than !TARGET_SGI_O32_AS.
15300 (SUBTARGET_CC1_SPEC): Remove in favor of DRIVER_SELF_SPECS.
15301 (SUBTARGET_LINK_SPEC): New macro.
15302 (IRIX_STARTFILE_SPEC): Fold into...
15303 (STARTFILE_SPEC): ...here. Remove !mabi=* case.
15304 (SUBTARGET_{,DONT_}WARN_UNUSED_SPEC): New macros.
15305 (LIB_SPEC, LIBGCC_SPEC): Use them.
15306 (LIB_SPEC): Remove !mabi=* case.
15307 (IRIX_ENDFILE_SPEC): Fold into...
15308 (ENDFILE_SPEC): ...here. Remove !mabi=* case.
15309 * config/mips/mips-protos.h (irix_output_external_libcall): Delete.
15310 * config/mips/mips.h (TARGET_IRIX5, TARGET_SGI_O32_AS): Delete.
15311 (TARGET_IRIX6): New macro.
15312 (ASM_ABI_DEFAULT_SPEC): Remove !ELF definition.
15313 (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX, SET_FILE_NUMBER)
15314 (LABEL_AFTER_LOC): Delete.
15315 * config/mips/mips.c (TARGET_ASM_FILE_START, TARGET_ASM_FILE_END)
15316 (TARGET_SECTION_TYPE_FLAGS): Remove TARGET_IRIX versions.
15317 (mips_build_builtin_va_list): Check TARGET_IRIX6.
15318 (override_options): Remove TARGET_SGI_O32_AS-related code.
15319 (irix_output_external_libcall): Make static.
15320 (mips_output_filename): Avoid use of SET_FILE_NUMBER and
15322 (mips_file_start): Tidy guard for ABI sections. Remove use of
15323 ABICALLS_ASM_OP; use .abicalls instead.
15324 (mips_output_aligned_decl_common, mips_declare_object_name)
15325 (mips_finish_declare_object): Remove use of TARGET_SGI_O32_AS.
15326 (mips_output_function_prologue): Set TREE_ASM_WRITTEN if emitting
15327 .globl foo .text directives.
15328 (irix_asm_named_section_1, irix_asm_named_section)
15329 (irix_section_align_entry, irix_section_align_htab)
15330 (irix_orig_asm_out_file, irix_section_align_entry_eq)
15331 (irix_section_align_entry_hash, irix_asm_output_align)
15332 (irix_file_start, irix_section_align_1, copy_file_data)
15333 (irix_file_end, irix_section_type_flags): Delete.
15334 * config/mips/irix-crti.asm (__gcc_init): Move to .gcc_init section.
15335 Use standard section syntax. Remove protective "jr $31".
15336 (__gcc_fini): Likewise .gcc_fini.
15337 * config/mips/irix-crtn.asm: Adjust sections accordingly.
15338 * config/mips/sdb.h (PUT_SDB_SIZE, PUT_SDB_TYPE): Moved from
15340 * config/mips/t-iris (irix-crti.o, irix-crtn.o): New rules, moved
15342 (EXTRA_MULTILIB_PARTS): Define.
15343 * config/mips/t-iris6: Remove bogus comment.
15344 (EXTRA_MULTILIB_PARTS, CRTSTUFF_T_CFLAGS): Delete.
15345 * config/mips/iris5gas.h, config/mips/iris5gld.h,
15346 config/mips/iris6gas.h, config/mips/iris6gld.h,
15347 config/mips/t-iris5-as, config/mips/t-iris5-gas
15348 config/mips/t-irix-gld: Delete.
15349 * config/mips/iris.h: New file.
15350 * config/mips/t-slibgcc-irix: Renamed from t-iris5-6.
15352 2004-08-20 Richard Earnshaw <rearnsha@arm.com>
15354 * postreload.c (reload_cse_move2add): Allow any condjump, but check
15355 that the implicit set isn't clobbered in the jump insn.
15357 2004-08-19 Mark Mitchell <mark@codesourcery.com>
15359 * defaults.h (TARGET_LIBGCC_LIBFUNCS): Remove.
15360 * optabs.c (init_optabs): Don't check it.
15361 * config/arm/bpabi.h (TARGET_LIBGCC_LIBFUNCS): Do not define.
15362 * doc/tm.texi (TARGET_LIBGCC_FUNCS): Remove.
15364 2004-08-18 Andreas Krebbel <krebbel1@de.ibm.com>
15366 * config/s390/s390.md (s390_warn_framesize_string)
15367 (s390_warn_dynamic_string, s390_stack_size_string)
15368 (s390_stack_guard_string): New global string variables.
15369 (s390_warn_framesize, s390_warn_dynamicstack_p, s390_stack_size)
15370 (s390_stack_guard): New global variables.
15371 (override_options): Added checks for the new options.
15372 (s390_emit_prologue): Emit stack check and trap code and perform
15373 compile time stack size checking.
15375 * config/s390/s390.h (TARGET_OPTIONS): Added new options
15376 "warn-framesize", "warn-dynamicstack", "stack-size" and
15379 * doc/invoke.texi: Added documentation for the new options.
15381 2004-08-19 Ulrich Weigand <uweigand@de.ibm.com>
15383 * unwind-dw2-fde.c (get_cie_encoding): Cast argument to strlen
15384 to eliminate warning.
15385 (linear_search_fdes): Declare p as unsigned.
15386 (binary_search_mixed_encoding_fdes): Likewise.
15387 * unwind-dw2.c (get_cie_encoding): Cast argument to strlen
15388 to eliminate warning.
15389 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Add missing
15392 2004-08-19 Ulrich Weigand <uweigand@de.ibm.com>
15394 * config/s390/s390-protos.h (preferred_la_operand_p): Adapt prototype.
15395 * config/s390/s390.c (preferred_la_operand_p): Accept two operands
15396 instead of one. Check for strictly legitimate address.
15397 * config/s390/s390.md ("*la_31"/"*la_64" peepholes): Adapt call
15398 to preferred_la_operand_p, do not call gen_rtx_PLUS in predicate.
15400 2004-08-19 Eric Christopher <echristo@redhat.com>
15402 * langhooks-def.h (LANG_HOOKS_UNSAVE_EXPR_NOW): Remove.
15403 * langhooks.h (unsave_expr_now): Ditto.
15404 * tree.h (unsave_expr_1): Remove prototype.
15405 (lhd_unsave_expr_now): Rename to unsave_expr_now.
15406 * tree-inline.c (unsave_expr_1): Move here
15407 from tree.c. Make static.
15408 (unsave_expr_now): Rename from lhd_unsave_expr_now.
15409 * tree-sra.c: Fix up for rename.
15410 * tree-ssa-copy.c: Ditto.
15411 * tree-eh.c: Ditto.
15412 * tree.c (unsave_expr_1): Move to tree-inline.c.
15414 2004-08-19 Caroline Tice <ctice@apple.com>
15416 * config/i386/cygming.h (switch_to_section): Fix typo (change
15417 in_unlikely_text_section to in_unlikely_executed_text).
15419 2004-08-19 Daniel Berlin <dberlin@dberlin.org>
15421 * vec.h (VEC_lower_bound): New macro.
15423 2004-08-19 Richard Sandiford <rsandifo@redhat.com>
15426 * config/mips/mips.c (struct mips_arg_info): Delete num_bytes.
15427 (mips_arg_info): Update accordingly. Remove common treatment of fpr_p;
15428 treat each ABI separately. Deal with n32/n64 complex float arguments.
15429 (function_arg): Add associated complex handling here.
15431 2004-08-19 Richard Henderson <rth@redhat.com>
15433 * config/arm/arm.c (arm_gen_load_multiple): Use
15434 adjust_automodify_address. Take base memory and offset instead
15435 of unchanging/struct/scalar bits.
15436 (arm_gen_store_multiple): Likewise.
15437 (arm_gen_movmemqi): Use adjust_automodify_address.
15438 * config/arm/arm-protos.h: Update decls.
15439 * config/arm/arm.md (load_multiple): Update arm_gen_load_multiple call.
15440 (store_multiple): Similarly.
15442 2004-08-19 J"orn Rennecke <joern.rennecke@superh.com>
15444 * regclass.c (globalize_reg): Update call_really_used_regs.
15446 2004-08-19 Nathan Sidwell <nathan@codesourcery.com>
15448 * doc/invoke.texi (integer-share-limit): Document.
15450 * tree.h (TYPE_CACHED_VALUES_P): New.
15451 (TYPE_CACHED_VALUES): New.
15452 (TYPE_ORIG_SIZE_TYPE): Adjust.
15453 * tree.def (INTEGER_CST): Update documentation.
15454 * tree.c: Inlcude params.h.
15455 (build_int_cst): Cache small values.
15456 (build_type_copy): Do not copy the value cache.
15457 * c-common.c (c_common_nodes_and_builtins): Add comment, remove
15459 * c-typeck.c (build_c_cast): Add comment about OVERFLOW setting.
15460 * expmed.c (const_mult_add_overflow_p): Clear type copy's value
15462 * fold-const.c (force_fit_type): Copy value when setting
15464 (int_const_binop): Likewise.
15465 * stor-layout.c: Include params.h
15466 (set_sizetype): Create values cache.
15467 (fixup_unsigned_type): Set UNSIGNED_P before caching any values.
15468 * params.def (PARAM_INTEGER_SHARE_LIMIT): New.
15469 * params.h (INTEGER_SHARE_LIMIT): New.
15470 * Makefile.in (tree.o, stor-layout.o): Depend on PARAMS_H.
15472 2004-08-19 Paolo Bonzini <bonzini@gnu.org>
15474 * gimplify.c (gimplify_minimax_expr): Remove.
15475 (gimplify_expr) <MIN_EXPR, MAX_EXPR>: Remove special handling.
15477 2004-08-19 Dorit Naishlos <dorit@il.ibm.com>
15479 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
15480 STACK_BOUDARY with PREFERRED_STACK_BOUNDARY.
15482 2004-08-19 Mark Mitchell <mark@codesourcery.com>
15484 * bpabi.h (FPUTYPE_DEFAULT): Set it to FPUTYPE_VFP.
15486 2004-08-18 Andrew Pinski <apinski@apple.com>
15488 * varasm.c (ecode_reg_name): Do nothing if the asmspec is empty.
15490 2004-08-18 Mark Mitchell <mark@codesourcery.com>
15492 * config/arm/bpabi.c (__aeabi_ul2d): Give it default visibility.
15493 (__aeabi_ul2f): Likewise.
15495 2004-08-18 Richard Henderson <rth@redhat.com>
15497 * config/xtensa/xtensa.c (xtensa_expand_block_move): Expand block
15498 move to rtl completely.
15499 (struct meminsnbuf, xtensa_emit_block_move): Remove.
15500 (xtensa_find_mode_for_size): Remove.
15501 * config/xtensa/xtensa-protos.h (xtensa_emit_block_move): Remove.
15502 * config/xtensa/xtensa.md (movmemsi_internal): Remove.
15504 2004-08-18 Richard Henderson <rth@redhat.com>
15506 * config/mcore/mcore.c (mode_from_align): Remove DImode.
15507 (block_move_sequence): Rewrite to use adjust_address.
15508 (mcore_expand_block_move): Cleanup logic. Accept only operands.
15509 Return boolean indicating success/failure.
15510 * config/mcore/mcore-protos.h (mcore_expand_block_move): Update decl.
15511 * config/mcore/mcore.md (movmemsi): Update to match.
15513 2004-08-18 Mike Stump <mrs@apple.com>
15515 * doc/invoke.texi (-mfix-and-continue): Add support for
15516 fast turn around debugging.
15517 (-ffix-and-continue): Likewise.
15518 (-mindirect-data): Likewise.
15519 (-findirect-data): Likewise.
15520 * config/darwin.c (TARGET_FIX_AND_CONTINUE): Likewise.
15521 (indirect_data): Likewise.
15522 (machopic_data_defined_p): Likewise.
15523 (machopic_output_indirection): Likewise.
15524 (darwin_encode_section_info): Likewise.
15525 (darwin_fix_and_continue): Likewise.
15526 (darwin_fix_and_continue_switch): Likewise.
15527 * config/darwin.h (MACHO_SYMBOL_STATIC): Likewise.
15528 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
15529 (SUBTARGET_OPTION_TRANSLATE_TABLE): Likewise.
15530 (SUBTARGET_OPTIONS): Likewise.
15531 (darwin_fix_and_continue): Likewise.
15532 (darwin_fix_and_continue_switch): Likewise.
15533 (TARGET_FIX_AND_CONTINUE): Likewise.
15534 * config/rs6000.c (rs6000_emit_prologue): Likewise.
15536 2004-08-19 Steven Bosscher <stevenb@suse.de>
15538 * basic-block.h (struct edge_def): Remove crossing_edge.
15539 (EDGE_CROSSING): New define.
15540 (EDGE_ALL_FLAGS): Update.
15541 * bb-reorder.c (find_traces_1_round, better_edge_p,
15542 find_rarely_executed_basic_blocks_and_cr, fix_up_fall_thru_edges,
15543 find_jump_block, fix_crossing_conditional_branches,
15544 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
15545 Replace all occurences of crossing_edge with an edge flag check
15547 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
15548 try_crossjump_bb): Likewise.
15549 * cfglayout.c (fixup_reorder_chain): Likewise.
15550 * cfgrtl.c (force_nonfallthru_and_redirect,
15551 commit_one_edge_insertion): Likewise.
15553 * Makefile.in (cfganal.o): Depend on TIMEVAR_H.
15554 * tree-flow.h (compute_dominance_frontiers): Move prototype...
15555 * basic-block.h: ...here.
15556 * tree-cfg.c (compute_dominance_frontiers_1,
15557 compute_dominance_frontiers): Move from here...
15558 * cfganal.c: ...to here. Include timevar.h.
15560 2004-08-18 James E Wilson <wilson@specifixinc.com>
15562 * config/mips/mips.h (ASM_SPEC): In comment, change -meabi= to -mabi=.
15563 * config/mips/sb1.md (ir_sb1_divsf_1pipe): Renamed from ...1pipes.
15565 * config/mips/mips.md (type): Add frdiv.
15566 (divsf3+1, divsf3+2): Change type to frdiv.
15567 * config/mips/sb1.md (ir_sb1_recipsf_2pipes, ir_sb1_recipsf_1pipe,
15568 ir_sb1_recipdf_2pipes, ir_sb1_recipdf_1pipe): New.
15570 * config/mips/3000.md (r3k_fdiv_single, r3k_fdiv_double): Add frdiv.
15571 * config/mips/4300.md (r4300_fdiv_single, r4300_fdiv_double): Likewise.
15572 * config/mips/4600.md (r4600_fdiv_single, f4600_fdiv_double): Likewise.
15573 * config/mips/5000.md (r5k_fdiv_single): Likewise.
15574 * config/mips/5400.md (ir_vr54_fdiv_sf, ir_vr54_fdiv_df): Likewise.
15575 * config/mips/5500.md (ir_vr55_fdiv_sf, ir_vr55_fdiv_df): Likewise.
15576 * config/mips/6000.md (r6k_fdiv_single, r6k_fdiv_double): Likewise.
15577 * config/mips/7000.md (rm7_fp_divsqrt_df, rm7_fp_divsqrt_sf): Likewise.
15578 * config/mips/9000.md (rm8k_fdivs, rm9k_fdivd): Likewise.
15579 * config/mips/generic.md (generic_fdiv_single, generic_fdiv_double):
15581 * config/mips/sr71k.md (ir_sr70_fdiv_sf, ir_sr70_fdiv_df): Likewise.
15583 2004-08-18 Robert Bowdidge <bowdidge@apple.com>
15585 * config/rs6000/x-darwin: Remove XCFLAGS -mdynamic-no-pic to
15586 get regression tester working again.
15588 2004-08-18 Zack Weinberg <zack@codesourcery.com>
15590 * insn-notes.def, reg-notes.def: New files.
15591 * rtl.h: Use them to define enum insn_note and enum reg_note.
15592 * rtl.c: Use them to define note_insn_name and reg_note_name.
15593 * Makefile.in (RTL_BASE_H): Update.
15595 * modulo-sched.c, sched-rgn.c, final.c: NOTE_DISABLE_SCHED_OF_BLOCK
15596 renamed to NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
15598 2004-08-18 Richard Earnshaw <rearnsha@arm.com>
15600 * arm.c (arm_size_rtx_costs): New function.
15601 (arm_override_options): Use it if optimizing for space.
15603 2004-08-18 Richard Henderson <rth@redhat.com>
15605 * emit-rtl.c (gen_const_mem): New.
15606 * rtl.h (gen_const_mem): Declare.
15607 * expr.c (do_tablejump): Use it.
15608 * varasm.c (force_const_mem): Likewise.
15609 * config/darwin.c (machopic_indirect_data_reference): Likewise.
15610 (machopic_legitimize_pic_address): Likewise.
15611 * config/arm/arm.c (legitimize_pic_address): Likewise.
15612 * config/i386/i386.c (legitimize_pic_address): Likewise.
15613 (legitimize_tls_address): Likewise.
15614 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
15615 * config/ia64/ia64.md (load_fptr): Likewise.
15616 * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
15617 * config/pa/pa.c (legitimize_pic_address): Likewise.
15618 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
15619 (rs6000_emit_move): Likewise.
15620 * config/s390/s390.c (legitimize_pic_address): Likewise.
15621 (legitimize_tls_address): Likewise.
15622 * config/s390/s390.md (casesi): Likewise.
15623 * config/sh/sh.c (sh_reorg): Likewise.
15624 * config/sparc/sparc.c (legitimize_pic_address): Likewise.
15625 * config/v850/v850.md (casesi): Likewise.
15627 * config/darwin.c (machopic_indirect_call_target): Set MEM_NOTRAP_P.
15628 * config/sh/sh.c (prepare_move_operands): Remove incorrect
15629 use of MEM_READONLY_P.
15631 2004-08-18 Steven Bosscher <stevenb@suse.de>
15633 * Makefile.in (OBJS-common): Add postreload-gcse.c.
15634 Add new postreload-gcse.o.
15635 * cse.c (SAFE_HASH): Define as wrapper around safe_hash.
15636 (lookup_as_function, insert, rehash_using_reg, use_related_value,
15637 equiv_constant): Use SAFE_HASH instead of safe_hash.
15638 (exp_equiv_p): Export. Add for_gcse argument when comparing
15640 (lookup, lookup_for_remove, merge_equiv_classes, find_best_addr,
15641 find_comparison_args, fold_rtx, cse_insn): Update callers.
15642 (hash_rtx): New function derived from old canon_hash and bits
15643 from gcse.c hash_expr_1.
15644 (canon_hash_string): Rename to hash_rtx_string.
15645 (canon_hash, safe_hash): Make static inline. Call hash_rtx.
15646 * cselib.c (hash_rtx): Rename to cselib_hash_rtx.
15647 (cselib_lookup): Update this caller.
15648 * gcse.c (modify_mem_list_set, canon_modify_mem_list_set):
15650 (hash_expr): Call hash_rtx.
15651 (ldst_entry): Likewise.
15652 (expr_equiv_p): Call exp_equiv_p.
15653 (struct unoccr, hash_expr_1, hash_string_1, lookup_expr,
15654 reg_used_on_edge, reg_set_between_after_reload_p,
15655 reg_used_between_after_reload_p, get_avail_load_store_reg,
15656 is_jump_table_basic_block, bb_has_well_behaved_predecessors,
15657 get_bb_avail_insn, hash_scan_set_after_reload,
15658 compute_hash_table_after_reload,
15659 eliminate_partially_redundant_loads, gcse_after_reload,
15660 get_bb_avail_insn, gcse_after_reload_main): Remove.
15661 * postreload-gcse.c: New file, reincarnating most of the above.
15662 * rtl.h (exp_equiv_p, hash_rtx): New prototypes.
15663 (gcse_after_reload_main): Update prototype.
15664 * timevar.def (TV_GCSE_AFTER_RELOAD): New timevar.
15665 * passes.c (rest_of_handle_gcse2): Use it.
15667 2004-08-18 Diego Novillo <dnovillo@redhat.com>
15669 * tree-ssa-loop.c (pass_loop_init): Add TODO_dump_func.
15670 (pass_loop_done): Likewise.
15672 2004-08-18 Andrew Pinski <apinski@apple.com>
15674 * config/rs6000/darwin.md: Delete the altivec patterns which are
15675 handled differently now.
15676 (load_macho_picbase_di): Make sure that is only happens for TARGET_64BIT
15677 (macho_correct_pic_di): Likewise.
15678 (call_indirect_nonlocal_darwin64): Likewise.
15679 Delete the save world/saveFP/saveVec patterns.
15681 Revert the reversion of: 2004-08-16 Stan Shebs <shebs@apple.com>
15682 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
15683 * config/rs6000/rs6000.md: Include darwin.md.
15684 (builtin_setjmp_receiver): Add DImode case.
15685 * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
15688 2004-08-18 Matt Austern <austern@apple.com>
15690 Dead code stripping
15691 * darwin.h (EH_FRAME_SECTION_ATTR): Mark so it doesn't get stripped.
15692 * darwin.c (darwin_file_end): Mark file as potentially strippable.
15694 2004-08-18 Richard Henderson <rth@redhat.com>
15696 * alias.c (readonly_fields_p): Remove.
15697 (objects_must_conflict_p): Don't call it.
15698 * tree.h (readonly_fields_p): Remove.
15699 * langhooks.h (struct lang_hooks): Remove honor_readonly.
15700 * langhooks-def.h (LANG_HOOKS_HONOR_READONLY): Remove.
15702 2004-08-18 Diego Novillo <dnovillo@redhat.com>
15704 * tree-dfa.c (add_referenced_var): Only global variables are
15706 * tree-flow.h (struct ptr_info_def): Add field pt_global_mem.
15707 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Mark
15708 all pointers dereferenced if the statement dereferences them.
15709 (create_name_tags): Do not create memory tags for pointers
15710 that have PT_ANYTHING set.
15711 Also check if PT_VARS is not empty before creating a name tag.
15712 (compute_flow_sensitive_aliasing): Don't mark call-clobbered
15713 variables that share the same alias set with a pointer that
15714 may point anywhere.
15715 (add_may_alias): Add FIXME comment to remove clobbering
15716 aliased variables and tags.
15717 (replace_may_alias): Likewise.
15718 (set_pt_anything): Do not clear PT_VARS nor IS_DEREFERENCED.
15719 (merge_pointed_to_info): If the original variable has not
15720 points-to information, call set_pt_anything.
15721 (add_pointed_to_var): Do not prevent adding a pointed-to
15722 variable if the pointers is PT_ANYTHING.
15723 If the variable is a global, set PT_GLOBAL_MEM.
15724 (collect_points_to_info_r): Don't assume that PLUS_EXPRs of
15725 pointer type only come in PTR+OFFSET flavours.
15726 Always call merge_pointed_to_info on PHI arguments that are
15728 (get_nmt_for): Mark call-clobbered tags whose pointer points
15730 * tree-ssa-operands.c (opf_kill_def, opf_no_vops): Switch
15732 (get_indirect_ref_operands): Always clear OPF_KILL_DEF from
15734 (add_stmt_operand): Abort if the caller tried to add a killing
15735 definition for a memory tag.
15736 * tree-ssa.c (verify_flow_sensitive_alias_info): Remove
15737 unnecessary checks.
15739 2004-08-18 J"orn Rennecke <joern.rennecke@superh.com>
15741 * sh.h (CONDITIONAL_REGISTER_USAGE): Don't exclude fixed registers
15742 from call_used_regs. Update call_really_used_regs.
15743 (CALL_REALLY_USED_REGISTERS): Define.
15744 * sh.c (output_stack_adjust, shmedia_target_regs_stack_space):
15745 Replace call_used_regs with call_really_used_regs.
15746 (calc_live_regs, sh_media_register_for_return): Likewise.
15747 (sh5_schedule_saves, sh_expand_prologue, reg_unused_after): Likewise.
15748 * sh.md (return_media): Likewise.
15750 2004-08-18 Andrew Pinski <apinski@apple.com>
15752 * config/darwin.c (machopic_legitimize_pic_address): Only set
15753 MEM_READONLY_P in the non TARGET_TOC case.
15755 2004-08-18 Zack Weinberg <zack@codesourcery.com>
15757 * rtl.def (NIL): Delete.
15758 * read-rtl.c (read_rtx): Handle (nil) like (define_constants).
15759 Tighten the syntax a little.
15761 * cfgloop.h, combine.c, cse.c, loop-iv.c, postreload.c, reload.c
15762 * config/alpha/alpha.c, config/alpha/alpha.h, config/arc/arc.h
15763 * config/arm/arm.h, config/frv/frv.h, config/i386/i386.c
15764 * config/i386/predicates.md, config/m32r/m32r.h
15765 * config/m68hc11/m68hc11.c, config/mcore/mcore.h, config/mips/mips.c
15766 * config/mmix/mmix.c, config/pa/pa.h, config/sh/sh.h
15767 * config/sparc/sparc.h, doc/tm.texi:
15768 Replace all occurrences of NIL with UNKNOWN.
15770 2004-08-18 Zack Weinberg <zack@codesourcery.com>
15772 * dojump.c (do_jump <unordered_bcc>): Do not recursively call
15773 self with a TRUTH_ORIF_EXPR; generate the appropriate jump
15774 sequence inline. Move drop_through_label code into this
15775 block, being the only place it is used. Adjust comments.
15777 2004-08-18 Fariborz Jahanian <fjahanian@apple.com>
15779 * config/rs6000/altivec.md: Add new patterns for calls to
15780 save_world/rest_world functions.
15782 * config/rs6000/rs6000-protos.h: (save_world_operation,
15783 restore_world_operation) new declarations.
15785 * config/rs6000/rs6000.c: (struct rs6000_stack) new world_save_p
15787 (rs6000_stack_info): Set world_save_p field.
15788 (save_world_operation): New function.
15789 (restore_world_operation): New function.
15790 (compute_save_world_info): New function.
15791 (rs6000_stack_info): Call compute_save_world_info.
15792 (rs6000_emit_prologue): Check for world_save_p and generate
15793 pattern to call save_world for saving all non-volatile and
15795 (rs6000_emit_epilogue): Check for world_save_p and generate
15796 pattern to call rest_world to restore saved registers.
15798 config/rs6000/rs6000.h: macros FIRST_SAVED_ALTIVEC_REGNO,
15799 FIRST_SAVED_FP_REGNO, FIRST_SAVED_GP_REGNO defined.
15800 (rs6000_reg_names): New entries added for save_world_operation and
15801 restore_world_operation.
15803 2004-08-18 Caroline Tice <ctice@apple.com>
15805 * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS) Add
15806 "-freorder-blocks-and-partition" to the flags used in second
15807 stage of profiledbootstrap.
15808 * bb-reorder.c (push_to_next_round_p): Add new variable,
15809 next_round_is_last; set and use variable to make sure, when
15810 partitioning, that the last trace construction round consists
15811 of all (and only) cold basic blocks.
15812 (rotate_loop): Don't copy blocks that end in a section
15814 (copy_bb): Correctly initialize "partition" of duplicated bb.
15815 (add_unlikely_executed_notes): Add a comment.
15816 (find_rarely_executed_basic_blocks_and_crossing_edges): Modify
15817 to make sure, if function contains hot blocks, that the
15818 successors of ENTRY_BLOCK_PTR are hot; also, only look for
15819 crossing edges if the architecture supports named sections.
15820 (mark_bb_for_unlikely_executed_section): Modify to always
15821 insert the NOTE_INSN_UNLIKELY_EXECUTED_CODE immediately after
15822 the basic block note insn.
15823 (fix_crossing_unconditional_branches): Remove extra space.
15824 (fix_edges_for_rarely_executed_code): Modify to only do
15825 partitioning work if the architecture supports named sections.
15826 (reorder_basic_blocks): Modify to only add
15827 NOTE_INSN_UNLIKELY_EXECUTED_CODE notes if the architecture
15828 supports named sections.
15829 * c-common.c (handle_section_attribute): Initialize new global
15830 variable, user_defined_section_attribute, to true if user has
15832 * cfgcleanup.c (try_forward_edges): Modify to not attempt to
15833 forward edges that cross section boundaries.
15834 * cfglayout.c (fixup_reorder_chain): Modify to only fix up
15835 partitioning information if the architecture supports named
15837 * cfgrtl.c (target.h): Add statement to include this.
15838 (rtl_split_block): Make sure newly created bb gets correct
15840 (try_redirect_by_replacing_jump): Make sure redirection isn't
15841 attempting to cross section boundaries.
15842 (force_nonfallthru_and_redirect): Only do partition fix up if
15843 architecture supports named sections.
15844 (rtl_split_edge): Make sure newly created bb ends up in
15846 (commit_one_edge_insertion): Remove code that incorrectly
15847 updated basic block partition; Make sure partition fix up only
15848 happens if architecture supports named sections and it's not
15850 (rtl_verify_flow_info_1): Fix if-condition on test/error
15851 condition that fallthru edges are not allowed to cross section
15853 * defaults.h (NORMAL_TEXT_SECTION_NAME): Remove this.
15854 * final.c (final_scan_insn): Remove redundant test from if-statement;
15855 change calls to text_section into calls to function_section; add code
15856 to only to partitioning fix up if architecture supports named
15858 * ifcvt.c (find_if_case_1): Make sure newly created bb has correct
15860 (if_convert): Add targetm.have_named_sections to test.
15861 * output.h (unlikely_section_label): Extern declaration for new global
15863 (unlikely_text_section_name): Likewise.
15864 * opts.c (decode_options): If both partitioning and DWARF debugging
15865 are turned on, issue a warning that this doesn't work, and change
15866 partitiong to basic block reordering (without hot/cold partitions).
15867 * passes.c (rest_of_handle_final): Re-set new global variable,
15868 user_defined_section_attribute, to false.
15869 (rest_of_compilation): Change options for calling partitioning
15870 function: Don't call if the user defined the section attribute, and
15871 don't call if DECL_ONE_ONLY is true for the current function.
15872 * predict.c (choose_function_section): Return immediately if we
15873 are doing hot/cold partitioning (i.e. let the basic block partitioning
15874 determine where the function belongs).
15875 * reg-stack.c (emit_swap_insn): Add condition to step over
15876 NOTE_INSN_UNLIKELY_EXECUTED_CODE notes.
15877 * toplev.c (user_defined_section_attribute): New global variable.
15878 * toplev.h (user_defined_section_attribute): Extern declaration
15879 for new global variable.
15880 * varasm.c (unlikely_section_label): New global variable.
15881 (unlikely_text_section_name): New global variable.
15882 (unlikely_text_section): Add code to initialize
15883 unlikely_text_section_name if necessary; modify to use
15884 unlikely_text_section_name and unlikely_section_label; also to use
15885 named_section properly.
15886 (in_unlikely_text_section): Modify to work correctly with
15887 named_section and to use unlikely_text_section_name.
15888 (named_section): Add code to work properly with cold section.
15889 (function_section): Clean up if-statement.
15890 * config/darwin.c (darwin_asm_named_section): Return to original
15891 code, removing use of SECTION_FORMAT_STRING.
15892 * config/arm/pe.h (switch_to_section): Add case for
15893 in_unlikely_executed_text to switch statement.
15894 * config/i386/cygming.h (switch_to_section): Likewise.
15895 * config/i386/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
15896 (SECTION_FORMAT_STRING): Likewise.
15897 * config/mcore/mcore.h (switch_to_section): Likewise.
15898 * config/rs6000/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
15899 (SECTION_FORMAT_STRING): Remove.
15901 2004-08-18 Roger Sayle <roger@eyesopen.com>
15903 * config/i386/i386.h (FIXED_REGISTERS): Update encoding to be
15904 -ffixed-reg safe, by preserving the meanings of zero and one.
15905 (CALL_USED_REGISTERS): Likewise.
15906 (CONDITIONAL_REGISTER_USAGE): Update to process new encodings.
15908 2004-08-18 Kaz Kojima <kkojima@gcc.gnu.org>
15910 * config/sh/sh.c (split_branches): Check the result of
15912 (sh_output_mi_thunk): Call init_flow if basic_block_info is null.
15913 Call rtl_register_cfg_hooks.
15915 2004-08-18 Richard Henderson <rth@redhat.com>
15917 * rtl.h (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
15918 * alias.c (true_dependence): Update to match new semantics.
15919 (canon_true_dependence, write_dependence_p): Likewise.
15920 (anti_dependence, output_dependence): Update write_dependence_p args.
15921 (unchanging_anti_dependence): Remove.
15922 * calls.c (purge_mem_unchanging_flag): Remove.
15923 (fixup_tail_calls): Don't call it.
15924 (expand_call): Don't add unchanging memory to function usage.
15925 * expr.c (emit_block_move_via_libcall): Likewise.
15926 (clear_storage_via_libcall): Don't clobber RTX_UNCHANGING_P mems.
15927 (get_subtarget): Don't use RTX_UNCHANGING_P.
15928 (expand_assignment, store_constructor, expand_expr_real_1): Likewise.
15929 (do_tablejump): Set MEM_READONLY_P, not RTX_UNCHANGING_P.
15930 * combine.c (get_last_value_validate): Use MEM_READONLY_P.
15931 * cse.c (insert): Don't use RTX_UNCHANGING_P.
15932 (cse_insn, canon_hash): Use MEM_READONLY_P.
15933 * emit-rtl.c (set_mem_attributes_minus_bitpos): Use MEM_READONLY_P
15934 instead of RTX_UNCHANGING_P.
15935 * explow.c (maybe_set_unchanging): Remove.
15936 * expr.h (maybe_set_unchanging): Remove.
15937 * flow.c (insn_dead_p, mark_used_regs): Use anti_dependence.
15938 * function.c (assign_stack_temp_for_type): Don't use RTX_UNCHANGING_P.
15939 (assign_parm_setup_reg, expand_function_start): Likewise.
15940 * integrate.c (copy_rtx_and_substitute): Likewise.
15941 * ra-rewrite.c (emit_colors): Likewise.
15942 * regmove.c (copy_src_to_dest, regmove_optimize): Likewise.
15943 (fixup_match_1): Likewise.
15944 * reload1.c (reload, alter_reg): Likewise.
15945 * local-alloc.c (validate_equiv_mem): Check MEM_READONLY_P,
15946 not RTX_UNCHANGING_P.
15947 (equiv_init_varies_p): Likewise.
15948 * loop-invariant.c (check_maybe_invariant): Likewise.
15949 * resource.c (mark_referenced_resources, mark_set_resources): Likewise.
15950 * loop.c (note_addr_stored): Likewise.
15951 (prescan_loop): Likewise. Don't check function usage for clobbered
15953 * rtlanal.c (rtx_unstable_p): Check MEM_READONLY_P,
15954 not RTX_UNCHANGING_P.
15955 (rtx_varies_p, modified_between_p, modified_in_p): Likewise.
15956 * varasm.c (force_const_mem): Likewise.
15957 * stmt.c (expand_decl): Don't set RTX_UNCHANGING_P.
15958 * web.c (entry_register): Likewise.
15959 * tree-gimple.h (get_base_address): Move decl ...
15960 * tree.h: ... here.
15961 * doc/rtl.texi (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
15963 * config/alpha/alpha.c (alpha_set_memflags_1): Rewrite to be
15964 called via for_each_rtx. Copy MEM_SCALAR_P, MEM_NOTRAP_P too.
15965 (alpha_set_memflags): Update to match.
15967 * config/darwin.c (machopic_indirect_data_reference): Set
15968 MEM_READONLY_P instead of RTX_UNCHANGING_P.
15969 (machopic_indirect_call_target): Likewise.
15970 (machopic_legitimize_pic_address): Likewise.
15971 * config/arm/arm.c (legitimize_pic_address, arm_gen_load_multiple,
15972 arm_gen_store_multiple, arm_gen_movmemqi): Likewise.
15973 * config/arm/arm.md (load_multiple, store_multiple): Likewise.
15974 * config/frv/frv.md (symGOT2reg): Likewise.
15975 * config/i386/i386.c (legitimize_pic_address,
15976 legitimize_tls_address, ix86_split_to_parts): Likewise.
15977 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
15978 * config/ia64/ia64.md (load_fptr): Likewise.
15979 * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
15980 * config/m68k/m68k.c (legitimize_pic_address): Likewise.
15981 * config/mcore/mcore.c (block_move_sequence): Likewise.
15982 * config/mn10300/mn10300.md (symGOT2reg): Likewise.
15983 * config/pa/pa.c (legitimize_pic_address): Likewise.
15984 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
15985 (rs6000_emit_move): Likewise.
15986 * config/s390/s390.c (legitimize_pic_address): Likewise.
15987 (legitimize_tls_address): Likewise.
15988 * config/s390/s390.md (casesi): Likewise.
15989 * config/sh/sh.c (prepare_move_operands, sh_reorg): Likewise.
15990 * config/sh/sh.md (symGOT2reg): Likewise.
15991 * config/sparc/sparc.c (legitimize_pic_address): Likewise.
15992 * config/v850/v850.md (casesi): Likewise.
15994 * config/ia64/ia64.c (gen_thread_pointer): Don't set RTX_UNCHANGING_P.
15995 * config/iq2000/iq2000.c (save_restore_insns): Likewise.
15996 * config/mips/mips.c (mips_restore_gp): Likewise.
15997 (mips_save_restore_reg, mips16_gp_pseudo_reg): Likewise.
15998 * config/sh/sh.c (sh_reorg): Likewise.
16000 2004-08-18 Richard Henderson <rth@redhat.com>
16002 * tree.h (struct tree_decl): Add gimple_formal_temp.
16003 (DECL_GIMPLE_FORMAL_TEMP_P): New.
16004 * gimplify.c (pop_gimplify_context): Clear it.
16005 (lookup_tmp_var): Set it, if is_formal.
16006 (gimplify_init_constructor): Use rhs_predicate_for for COMPLEX.
16007 Use is_gimple_val for VECTOR. Simplify return value.
16008 (gimplify_save_expr): Use and set DECL_GIMPLE_FORMAL_TEMP_P.
16009 (gimplify_expr): Likewise.
16010 * tree-gimple.c (is_gimple_formal_tmp_rhs): Rename from
16011 is_gimple_tmp_rhs for clarity. Update all callers.
16012 (is_gimple_reg_rhs): Simplify logic.
16013 (is_gimple_formal_tmp_var): Rename from is_gimple_tmp_var for
16014 clarity; use DECL_GIMPLE_FORMAL_TEMP_P.
16015 (is_gimple_formal_tmp_reg): Similarly.
16016 * tree-gimple.h: Update decls.
16017 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Use
16018 DECL_IGNORED_P, not DECL_ARTIFICIAL. Tidy formatting.
16019 * tree-ssa-live.c (var_union, type_var_init): Likewise.
16021 2004-08-18 Paolo Bonzini <bonzini@gnu.org>
16023 * c4x.c (legitimize_operands): Remove calls to
16024 preserve_subexpressions_p.
16026 2004-08-18 David Edelsohn <edelsohn@gnu.org>
16028 * varasm.c (MAX_OFILE_ALIGNMENT): Move ...
16029 * defaults.h (MAX_OFILE_ALIGNMENT): ... here.
16031 2004-08-18 Ziemowit Laski <zlaski@apple.com>
16033 * gcc.c (default_compilers): Add info about ".mm", ".M" and ".mii"
16034 Objective-C++ extensions.
16035 * gengtype.c (get_file_basename): Match entire subdirectory name
16036 ('cp', 'objc', 'objcp') rather than just its suffix.
16037 (get_base_file_bitmap): Allow for files to belong to more than one
16039 (get_output_file_with_visibility): Treat objc/objc-act.h as a header
16040 used by more than one front-end.
16042 2004-08-18 Richard Earnshaw <rearnsha@arm.com>
16044 * arm.md (addsi3, subsi3, andsi3, iorsi3, movsi, movhi): Rework to
16045 avoid use of preserve_subexpressions_p.
16047 2004-08-17 Richard Henderson <rth@redhat.com>
16050 * tree-sra.c (scalarize_use): Mark all v_defs for !is_output too.
16052 2004-08-17 DJ Delorie <dj@redhat.com>
16054 * doc/extend.texi: Document new xstormy16 attribute.
16056 * config/stormy16/stormy16.c (xstormy16_splittable_below100_operand): New.
16057 (xstormy16_splittable_below100_or_register): New.
16058 (combine_bnp): New.
16059 (xstormy16_reorg): New.
16060 (TARGET_MACHINE_DEPENDENT_REORG): Define.
16062 * config/stormy16/stormy16.md (movqi_internal): Make name public.
16063 (movhi_internal): Likewise.
16064 (cbhranchhi): Likewise.
16065 (cbhranchhi_neg): Likewise.
16066 (andhi3): Only allow splittable below100 operands.
16067 (iorhi3): Likewise.
16068 (peephole2): New and/zero_extend->and peephole.
16069 (peephole2): New load/ior/save->set1 peephole.
16070 (peephole2): New load/and/save->clr1 peephole.
16071 (bclrx, bclrx2, bclr7, bclr15): New.
16072 (bsetx, bsetx2, bset7, bset15): New.
16074 * config/stormy16/stormy16.c (xstormy16_print_operand): Be more
16075 liberal about acceptable 'B' masks.
16077 * config/stormy16/stormy16-protos.h
16078 (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
16079 xstormy16_below100_operand, xstormy16_below100_or_register,
16080 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
16081 (PREDICATE_CODES): Add new predicates.
16083 * config/stormy16/stormy16.c
16084 (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
16085 xstormy16_below100_operand, xstormy16_below100_or_register,
16086 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
16087 (xstormy16_expand_iorqi3, xstormy16_expand_andqi3): New.
16088 (xstormy16_legitimate_address_p): Allow below100 symbols.
16089 (xstormy16_extra_constraint_p): Add 'W' for below100 operands.
16090 (xstormy16_expand_move): Leave below100 operands as-is.
16091 (xstormy16_encode_section_info): Encode below100 symbols.
16092 (xstormy16_strip_name_encoding): New.
16093 (xstormy16_print_operand): Print 'b' as shift mask.
16094 (xstormy16_attribute_table): Add below100 attributes.
16095 (xstormy16_handle_below100_attribute): New.
16097 * config/stormy16/stormy16.h (EXTRA_SECTIONS): add in_bss100.
16098 (XSTORMY16_SECTION_FUNCTION): New.
16099 (EXTRA_SECTION_FUNCTIONS): Define using the above.
16100 (ASM_OUTPUT_ALIGNED_DECL_COMMON, ASM_OUTPUT_ALIGNED_DECL_LOCAL): New.
16101 (ASM_OUTPUT_SYMBOL_REF): Handle encoded symbols.
16102 (ASM_OUTPUT_LABELREF): Define.
16104 * config/stormy16/stormy16.md (movqi_internal): Add below100 support.
16105 (movhi_internal): Add below100 support.
16106 (andhi3): Add below100 support.
16107 (iorhi3): Add below100 support.
16108 (iorqi3, iorqi3_internal, andqi3, andqi3_internal): New.
16110 2004-08-17 James E Wilson <wilson@specifixinc.com>
16112 * config/mips/mips.c (gen_conditional_move): Use GET_MODE (op0) instead
16113 of VOIDmode for comparison code mode.
16114 * config/mips/mips.md: For conditional move patterns, use mode of
16115 first compare operand for comparison mode, instead of VOIDmode.
16117 * config/mips/mips.md: Add canonical nmadd and nmsub patterns for both
16118 normal and -ffast-math code.
16120 2004-08-17 Mark Mitchell <mark@codesourcery.com>
16123 * doc/invoke.texi (-fkeep-inline-functions): Update documentation.
16125 2004-08-17 Robert Bowdidge <bowdidge@apple.com>
16127 * config/rs6000/x-darwin: Add -mdynamic-no-pic to gcc build flags.
16129 2004-08-17 Andreas Tobler <a.tobler@schweiz.ch>
16131 * config/rs6000/darwin.md (*call_nonlocal_darwin64): Add #else clause
16132 for non Darwin targets.
16133 (*call_value_nonlocal_darwin64): Likewise.
16135 2004-08-17 Fariborz Jahanian <fjahanian@apple.com>
16137 * config/rs6000/rs6000.c (rs6000_function_value): Check for
16138 altivec mode for altivec return register.
16140 2004-08-17 David Edelsohn <edelsohn@gnu.org>
16142 Revert 2004-08-16 Stan Shebs <shebs@apple.com>
16143 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
16144 * config/rs6000/rs6000.md: Include darwin.md.
16145 (builtin_setjmp_receiver): Add DImode case.
16146 * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
16149 2004-08-17 Dorit Naishlos <dorit@il.ibm.com>
16151 * tree-vectorizer.c: New File: loop vectorization on SSAed GIMPLE
16153 * tree-vectorizer.h: New File: Same.
16154 * Makefile.in (tree-vectorizer.c, tree-vectorizer.h): Add new files.
16155 * common.opt (ftree-vectorize): New flag to enable vectorization.
16156 * timevar.def (TV_TREE_VECTORIZATION): New dump file for
16157 vectorization pass.
16158 * tree-data-ref.h (init_data_ref): Additional argument.
16159 (array_base_name_differ_p): Moved to tree-data-ref.c.
16160 * tree-data-ref.c (array_base_name_differ_p): Revised.
16161 (initialize_data_dependence_relation): Call array_base_name_differ_p
16162 with an extra argument.
16163 (analyze_all_data_dependences): Same.
16164 (init_data_ref): Additional argument is_read to set DR_IS_READ.
16165 * tree-ssa-phiopt.c (empty_block_p): Expose for usage out of this
16167 * tree-flow.h (vectorize_loops, empty_block_p): Add declaration.
16168 * tree-optimize.c (pass_vectorize): Schedule the vectorization pass.
16169 * tree-pass.h (tree_opt_pass pass_vectorize): Declare the new
16170 vectorization pass.
16171 * tree-ssa-loop.c (tree_ssa_loop_init): Call scev_initialize.
16172 (tree_ssa_loop_done): Call scev_finalize.
16173 (tree_vectorize): Define the new vectorization pass.
16174 * defaults.h (UNITS_PER_SIMD_WORD): Allow targets to specify the
16175 size of the vector they support (until support for multiple vector
16176 sizes is added to the vectorizer).
16177 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Define.
16178 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Define.
16179 * invoke.texi (fdump-tree-vect, ftree-vectorize): Add
16182 2004-08-17 Nathan Sidwell <nathan@codesourcery.com>
16184 * objc/objc-act.c (build_protocol_initializer): Fix build_int_cst
16186 (generate_protocol_list, handle_impent): Likewise.
16188 2004-08-17 Roger Sayle <roger@eyesopen.com>
16190 * regclass.c (init_reg_sets_1): Add ENABLE_CHECKING sanity tests to
16191 ensure that call_used_regs is a superset of both fixed_regs and
16192 call_really_used_regs.
16194 2004-08-17 Daniel Bornstein <danfuzz@milk.com>
16197 * arm.md (addsi3_cbranch_scratch): Correct case labels.
16199 2004-08-17 Paolo Bonzini <bonzini@gnu.org>
16201 PR middle-end/17036
16202 * fold-const.c (fold): Check for integer operand when
16203 folding (A >> N) & 1 ? (1 << N) : 0. Fix from Andrew
16204 Pinski <pinskia@physics.uc.edu>.
16206 2004-08-17 Paolo Bonzini <bonzini@gnu.org>
16208 * configure.ac: Trust toplevel's notion of BISON/FLEX/MAKEINFO.
16209 No need to check if in a cross configuration.
16210 * configure: Regenerate.
16212 * calls.c (precompute_register_parameters):
16213 Inline preserve_subexpressions_p ().
16214 * expmed.c (expand_mult_const, emit_store_flag): Likewise.
16215 * optabs.c (expand_binop, expand_twoval_binop, prepare_cmp_insn):
16217 * expr.c (get_subtarget): Likewise.
16218 * rtl.h (preserve_subexpressions_p): Remove.
16219 * stmt.c (preserve_subexpressions_p): Remove.
16221 * dojump.c (do_jump) <COND_EXPR, EQ_EXPR, NE_EXPR,
16222 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, COMPOUND_EXPR>:
16223 Abort on gimplified cases.
16225 2004-08-16 James E Wilson <wilson@specifixinc.com>
16227 * tree.h (VECTOR_FLOAT_TYPE_P): New.
16228 (FLOAT_TYPE_P): Use it.
16229 * c-typeck.c (build_binary_op): After convert calls, check for
16230 check for ERROR_MARK operands.
16232 2004-08-16 Zack Weinberg <zack@codesourcery.com>
16234 * Makefile.in (BUILD_PREFIX, BUILD_PREFIX_1): Delete.
16235 (BUILD_RTL, BUILD_PRINT, BUILD_ERRORS, BUILD_VARRAY): Update.
16236 (genobjs): Add build-rtl.o, build-print-rtl.o, build-varray.o.
16237 (genobjs static pattern rule): Remove %.c dependency.
16238 ($(BUILD_PREFIX_1)rtl.o, print-rtl.o, $(BUILD_PREFIX_1)varray.o):
16239 Rename rules; delete commands; fix dependencies.
16240 (mostlyclean): Do not delete temporary source copies.
16241 * configure.ac: Delete all references to BUILD_PREFIX and
16243 * configure: Regenerate.
16245 * print-rtl.c: Include bconfig.h #ifdef GENERATOR_FILE.
16246 Do not include tree.h, real.h, flags.h, hard-reg-set.h, or
16247 basic-block.h #ifdef GENERATOR_FILE. Surround some more code
16248 with #ifndef GENERATOR_FILE so that nothing from those headers
16251 * rtl.c, varray.c: Include bconfig.h #ifdef GENERATOR_FILE.
16253 2004-08-16 Adam Nemet <anemet@lnxw.com>
16255 * Makefile.in (LIBS): Move $(LIBIBERTY) after $(BANSHEELIB).
16257 2004-08-16 Andrew Pinski <apinski@apple.com>
16259 * target-def.h (TARGET_EH_RETURN_FILTER_MODE): Remove
16260 extraneous semicolon.
16262 2004-08-16 Devang Patel <dpatel@apple.com>
16264 * c-common.c (handle_used_attribute): Set DECL_PRESERVE_P.
16265 * print-tree.c (print_node): Print DECL_PRESERVE_P.
16266 * target-def.h (TARGET_ASM_MARK_DECL_PRESERVED): New #define.
16267 (TARGET_ASM_OUT): New member, TARGET_ASM_MARK_DECL_PRESERVED
16268 * target.h (struct gcc_target): New member, mark_decl_preserved.
16269 * hooks.c (hook_void_charptr): Rename to ...
16270 (hook_void_constcharptr): ... new name.
16271 * hooks.h (hook_void_charptr): Rename to ..
16272 (hook_void_constcharptr): ... new name.
16273 * tree.h (DECL_PRESERVE_P): New #define.
16274 (struct tree_decl): New member, preserve_flag.
16275 * varasm.c (assemble_start_function): Mark decl preserved.
16276 (assemble_variable): Same.
16277 * darwin.c (darwin_mark_decl_preserved): New function.
16278 * darwin.h (TARGET_ASM_MARK_DECL_preserved): New #define.
16279 * darwin-protos.h (darwin_mark_decl_preserved): New decl.
16280 * doc/tm.texi (TARGET_ASM_MARK_DECL_PRESERVED): Document.
16282 2004-08-16 Joseph S. Myers <jsm@polyomino.org.uk>
16284 * c-decl.c (grokdeclarator): Allow for function definition where
16285 innermost declarator has attributes.
16287 2004-08-16 Fariborz Jahanian <fjahanian@apple.com>
16289 * except.c (get_exception_filter, build_post_landing_pads,
16290 dw2_build_landing_pads): Use target-specific mode for 'filter'.
16291 * target-def.h (TARGET_EH_RETURN_FILTER_MODE): macro defined and used.
16292 * target.h (eh_return_filter_mode): New field added.
16293 * targhooks.c (default_eh_return_filter_mode): Defined.
16294 * targhooks.h (default_eh_return_filter_mode): Declared.
16295 * config/rs6000/rs6000.c (rs6000_eh_return_filter_mode): Defined.
16297 2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
16299 * configure.ac: Replace _GCC_TOPLEV_NONCANONICAL_TARGET with
16300 ACX_NONCANONICAL_TARGET; remove now-unneeded AC_SUBST.
16301 * configure: Regenerate.
16303 2004-08-16 Stan Shebs <shebs@apple.com>
16305 Basic support for 64-bit Darwin.
16306 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
16307 (machopic_legitimize_pic_address): Similarly, plus use Pmode
16309 * config/rs6000/darwin.h (PTRDIFF_TYPE): Be "long int" if 64-bit.
16310 (TARGET_OS_CPP_BUILTINS): Add 64-bit preprocessor macro.
16311 (SUBTARGET_SWITCHES): Add -m32 and -m64 flags.
16312 (SUBTARGET_OVERRIDE_OPTIONS): Require 64-bit processor if -m64.
16313 (PROCESSOR_DEFAULT64): Define.
16314 * config/rs6000/darwin.md: New file, patterns specific to 64-bit
16316 * config/rs6000/rs6000.md: Include darwin.md.
16317 (builtin_setjmp_receiver): Add DImode case.
16318 * config/rs6000/rs6000.c (TARGET_ASM_UNALIGNED_DI_OP): Define for
16320 (TARGET_ASM_ALIGNED_DI_OP): Ditto.
16321 (rs6000_emit_move): Add DImode case to Darwin bits.
16322 (machopic_output_stub): Use .quad if 64-bit.
16323 * invoke.texi: Document -m32 and -m64.
16325 2004-08-16 Janis Johnson <janis187@us.ibm.com>
16327 * doc/extend.texi (AltiVec builtins): Document additional differences
16328 from the Motorola AltiVec PIM.
16330 2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
16332 * c-typeck.c (build_c_cast): Only copy overflow from expr nodes.
16333 * tree.h (IS_NON_TYPE_CODE_CLASS): Simplify.
16334 (struct tree_common): Update public_flag documentation.
16336 2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
16338 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
16339 Check for artificial variables, not is_gimple_tmp_var.
16340 * tree-ssa-live.c (var_union): Likewise.
16342 2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
16344 * calls.c (load_register_parameters): Remove spurious FIXME token.
16346 2004-08-15 Ziemowit Laski <zlaski@apple.com>
16348 * Makefile.in (C_PRETTY_PRINT_H): Add c-pretty-print.h.
16349 (c-lang.o): Depend on c-objc-common.h.
16350 (c-objc-common.o): Depend on $(C_PRETTY_PRINT_H) and
16351 c-objc-common.h; remove duplicate $(C_TREE_H) dependency.
16352 * c-lang.c: Include c-objc-common.h.
16353 (LANG_HOOKS_FINISH, LANG_HOOKS_INIT_OPTIONS,
16354 LANG_HOOKS_INITIALIZE_DIAGNOSTICS, LANG_HOOKS_HANDLE_OPTION,
16355 LANG_HOOKS_MISSING_ARGUMENT, LANG_HOOKS_POST_OPTIONS,
16356 LANG_HOOKS_GET_ALIAS_SET, LANG_HOOKS_SAFE_FROM_P,
16357 LANG_HOOKS_EXPAND_EXPR, LANG_HOOKS_MARK_ADDRESSABLE,
16358 LANG_HOOKS_PARSE_FILE, LANG_HOOKS_TRUTHVALUE_CONVERSION,
16359 LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL,
16360 LANG_HOOKS_STATICP, LANG_HOOKS_SET_DECL_ASSEMBLER_NAME,
16361 LANG_HOOKS_NO_BODY_BLOCKS, LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL,
16362 LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_FUNCTION_ENTER_NESTED,
16363 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_DUP_LANG_SPECIFIC_DECL,
16364 LANG_HOOKS_DECL_UNINIT, LANG_HOOKS_RTL_EXPAND_STMT,
16365 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
16366 LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN,
16367 LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS,
16368 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
16369 LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING,
16370 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
16371 LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN,
16372 LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION, LANG_HOOKS_TYPE_FOR_MODE,
16373 LANG_HOOKS_TYPE_FOR_SIZE, LANG_HOOKS_SIGNED_TYPE,
16374 LANG_HOOKS_UNSIGNED_TYPE, LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE,
16375 LANG_HOOKS_INCOMPLETE_TYPE_ERROR, LANG_HOOKS_TYPE_PROMOTES_TO,
16376 LANG_HOOKS_REGISTER_BUILTIN_TYPE, LANG_HOOKS_WRITE_GLOBALS):
16377 Move to c-objc-common.h.
16378 * c-objc-common.c: Include c-objc-common.h.
16379 * c-objc-common.h: New file.
16381 2004-08-15 Andreas Tobler <a.tobler@schweiz.ch>
16382 Andrew Pinski <pinskia@physics.uc.edu>
16385 * config/rs6000/darwin-tramp.asm (L_abort$stub): Change to new stub
16388 2004-08-15 Nathan Sidwell <nathan@codesourcery.com>
16390 * tree.h (build_int_cst): New.
16391 (build_int_2): Remove.
16392 * tree.c (build_int_2): Remove.
16393 (build_int_cst): New.
16394 (make_vector_type, build_common_tree_nodes,
16395 build_common_tree_nodes_2): Use build_int_cst.
16396 * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
16397 expand_builtin_strpbrk, expand_builtin_fputs,
16398 build_string_literal, expand_builtin_printf,
16399 expand_builtin_sprintf, fold_builtin_lround, fold_builtin_bitop,
16400 fold_builtin_bitop, fold_builtin_isascii, fold_builtin_toascii,
16401 fold_builtin_isdigit, simplify_builtin_strstr,
16402 simplify_builtin_strpbrk, fold_builtin_fputs,
16403 simplify_builtin_sprintf): Use build_int_cst.
16404 * c-common.c (start_fname_decls, fix_string_type,
16405 c_common_nodes_and_builtins, c_init_attributes,
16406 shorten_compare): Likewise.
16407 * c-decl.c (complete_array_type,
16408 check_bitfield_type_and_width): Likewise.
16409 * c-lex.c (interpret_integer, lex_charconst): Likewise.
16410 * c-parse.in (primary): <TYPES_COMPATIBLE_P> Likewise.
16411 * c-pretty-print.c (pp_c_integer_constant): Likewise.
16412 * c-typeck.c (really_start_incremental_init, push_init_level,
16413 set_nonincremental_init_from_string): Likewise.
16414 * calls.c (load_register_parameters): Likewise.
16415 * convert.c (convert_to_pointer): Likewise.
16416 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
16417 build_fn_info_type, build_ctr_info_value, build_gcov_info):
16419 * except.c (init_eh, assign_filter_values, assign_filter_values):
16421 * expmed.c (store_fixed_bit_field, extract_bit_field,
16422 extract_fixed_bit_field, extract_split_bit_field, expand_shift,
16423 expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
16424 expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
16425 * expr.c (convert_move, emit_group_load, emit_group_store,
16426 expand_assignment, store_constructor, store_field,
16427 expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
16428 * fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
16429 invert_truthvalue, optimize_bit_field_compare,
16430 decode_field_reference, all_ones_mask_p, constant_boolean_node,
16431 fold_div_compare, fold, fold_read_from_constant_string,
16432 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
16433 * function.c (assign_parm_setup_block): Likewise.
16434 * stmt.c (shift_return_value, expand_end_case_type,
16435 estimate_case_costs): Likewise.
16436 * stor-layout.c (layout_type, initialize_sizetypes,
16437 set_min_and_max_values_for_integral_type): Likewise.
16438 * tree-chrec.c (chrec_fold_multiply_poly_poly,
16439 reset_evolution_in_loop): Likewise.
16440 * tree-chrec.h (build_polynomial_chrec): Likewise.
16441 * tree-complex.c (build_replicated_const): Likewise.
16442 * tree-eh.c (honor_protect_cleanup_actions,
16443 lower_try_finally_onedest, lower_try_finally_copy,
16444 lower_try_finally_switch): Likewise.
16445 * tree-mudflap.c (mf_build_string, mx_register_decls,
16446 mudflap_register_call, mudflap_enqueue_constant): Likewise.
16447 * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
16448 * tree-pretty-print.c (dump_generic_node): Likewise.
16449 * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
16451 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
16452 * tree-ssa-loop-niter.c (number_of_iterations_cond,
16453 loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
16456 * config/alpha/alpha.c (alpha_initialize_trampoline,
16457 alpha_va_start, alpha_gimplify_va_arg_1): Use build_int_cst.
16458 * config/arm/arm.c (arm_get_cookie_size): Likewise.
16459 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
16460 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
16461 * config/i860/i860.c (i860_va_start): Likewise.
16462 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
16463 * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
16464 mips_gimplify_va_arg_expr): Likewise.
16465 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
16466 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
16467 add_compiler_branch_island): Likewise.
16468 * config/s390/s390.c (s390_va_start): Likewise.
16469 * config/sh/sh.c (sh_va_start): Likewise.
16470 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
16472 * config/xtensa/xtensa.c (xtensa_va_start,
16473 xtensa_gimplify_va_arg_expr): Likewise.
16475 * objc/objc-act.c (build_objc_string_object,
16476 build_objc_symtab_template, init_def_list, init_objc_symtab,
16477 init_module_descriptor, generate_static_references,
16478 build_selector_translation_table, get_proto_encoding,
16479 build_typed_selector_reference, build_selector_reference,
16480 build_next_objc_exception_stuff,
16481 build_method_prototype_list_template, generate_descriptor_table,
16482 generate_protocols, build_protocol_initializer,
16483 build_ivar_list_template, build_method_list_template,
16484 build_ivar_list_initializer, generate_ivars_list,
16485 generate_dispatch_table, generate_protocol_list,
16486 build_category_initializer, build_shared_structure_initializer,
16487 generate_shared_structures, handle_impent,
16488 generate_objc_image_info): Use build_int_cst.
16490 2004-08-15 Ben Elliston <bje@au.ibm.com>
16492 * vec.h: Comment improvements.
16494 2004-08-14 Roger Sayle <roger@eyesopen.com>
16496 * c-common.c (shorten_compare, pointer_int_sum,
16497 c_common_truthvalue_conversion, boolean_increment): Replace calls
16498 to build with calls to buildN.
16499 * c-decl.c (complete_array_type, grokdeclarator): Likewise.
16500 * c-gimplify.c (c_build_bind_expr, gimplify_c_loop,
16501 gimplify_switch_stmt): Likewise.
16502 * c-typeck.c (default_function_array_conversion,
16503 build_component_ref, build_array_ref, build_function_call,
16504 pointer_diff, build_unary_op, build_conditional_expr,
16505 build_compound_expr, build_modify_expr, c_finish_goto_label,
16506 c_finish_goto_ptr, c_finish_return, c_finish_loop,
16507 c_finish_bc_stmt, c_finish_stmt_expr, c_end_compound_stmt,
16508 build_binary_op): Likewise.
16510 2004-08-15 Steven Bosscher <stevenb@suse.de>
16512 * rtl.c (note_insn_name): Add NOTE_DISABLE_SCHED_OF_BLOCK.
16514 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16516 * fixinc/inclhack.def (stdio_va_list): Also fix com_err.h, cps.h,
16517 curses.h, krb5.h, lc_core.h, pfmt.h, wchar.h and curses_colr/curses.h.
16518 * fixinc/fixincl.x: Rebuilt.
16520 2004-08-14 Richard Sandiford <rsandifo@redhat.com>
16522 * config/mips/mips-protos.h (mips_symbolic_constant_p)
16523 (mips_atomic_symbolic_constant_p, mips_stack_address_p)
16524 (mips_small_data_pattern_p): Declare.
16525 * config/mips/mips.h (CONST_GP_P): Moved from mips.c.
16526 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
16527 * config/mips/mips.c (mips_symbolic_constant_p): Make global.
16528 (mips_atomic_symbolic_constant_p, mips_stack_address_p): New functions.
16529 (uns_arith_operand, const_arith_operand, arith_operand, sle_operand)
16530 (sleu_operand, small_int, reg_or_0_operand, const_float_1_operand)
16531 (reg_or_const_float_1_operand, hilo_operand, extend_operator)
16532 (macc_msac_operand, equality_op, cmp_op, trap_cmp_op)
16533 (pc_or_label_operand, call_insn_operand, move_operand)
16534 (consttable_operand, symbolic_operand, general_symbolic_operand)
16535 (global_got_operand, local_got_operand, stack_operand)
16536 (fp_register_operand, lo_operand, fcc_register_operand): Delete.
16537 (mips_small_data_pattern_1): Renamed from small_data_pattern_1.
16538 (mips_small_data_pattern_p): Replace previous small_data_pattern
16539 predicate. Turn into a bool () (rtx) function.
16540 * config/mips/predicates.md: New file.
16541 * config/mips/mips.md: Include it. Use the target-independent
16542 comparison_operator instead of cmp_op. Rename trap_cmp_op to
16543 trap_comparison_operator and equality_op to equality_operator.
16544 Replace uses of small_int with the equivalent const_arith_operand.
16545 Rename reg_or_const_float_1_operand to reg_or_1_operand. Rename
16546 const_float_1_operand to const_1_operand. Rename fcc_register_operand
16547 to fcc_reload_operand.
16548 * config/mips/sb1.md: Rename fp_register_operand to fpr_operand.
16550 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16552 PR libstdc++/17005 partial fix.
16553 * pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Define _INCLUDE__STDC_A1_SOURCE
16554 except when generating ANSI/C89 code.
16556 2004-08-14 Nathan Sidwell <nathan@codesourcery.com>
16558 * c-common.c (shorten_compare): Use force_fit_type directly.
16560 2004-08-14 Gerald Pfeifer <gerald@pfeifer.com>
16561 Dimitri Papadopoulos-Orfanos <papadopo@shfj.cea.fr>
16562 Dave Korn <dk@artimi.com>
16564 * doc/install.texi (Building): Avoid duplicate reference to GNU
16566 (*-*-solaris2*): Do not recommend GNU make any longer. Simplify.
16568 2004-08-14 Richard Henderson <rth@redhat.com>
16570 * config/alpha/alpha.h (PROMOTE_MODE): Don't promote vector types.
16571 * config/alpha/alpha.c (function_value): Use PROMOTE_MODE.
16573 2004-08-13 Richard Henderson <rth@redhat.com>
16575 * config/i386/i386.md (call_1, sibcall_1, call_1_rex64): Use Pmode
16576 for constant_call_address_operand.
16577 (call_value_pop_1, call_value_1): Likewise.
16578 (sibcall_value_1, call_value_1_rex64): Likewise.
16580 2004-08-13 James E Wilson <wilson@specifixinc.com>
16582 * config/mips/sb1.md (ir_sb1_divdf_2pipes, ir_sb1_divdf_1pipe):
16583 Correct mode from SFmode to DFmode.
16585 2004-08-13 Ziemowit Laski <zlaski@apple.com>
16587 * config/darwin.h (EXTRA_SECTION_FUNCTIONS): Mark the __sel_fixup,
16588 __cstring_object and __image_info sections with the no_dead_strip
16591 2004-08-13 Roger Sayle <roger@eyesopen.com>
16592 David Billinghurst <David.Billinghurst@riotinto.com>
16594 PR libgfortran/15930
16595 * fixinc/inclhack.def (irix___generic1, irix___generic2): New.
16596 * fixinc/fixincl.x: Regenerate.
16597 * fixinc/tests/base/internal/math_core.h: New file.
16599 2004-08-13 Richard Henderson <rth@redhat.com>
16601 * dbxout.c (NO_DBX_FUNCTION_END): Default to zero.
16602 (dbxout_function_end): Remove ifdefs for it.
16603 (dbxout_begin_prologue): Protect N_BNSYM with it, and gdb extensions.
16605 2004-08-13 Richard Henderson <rth@redhat.com>
16607 * Makefile.in (insn-preds.o): Depend on TREE_H.
16608 * genpreds.c (write_insn_preds_c): Include tree.h.
16609 * config/alpha/alpha.c (reg_or_0_operand, reg_or_6bit_operand,
16610 reg_or_8bit_operand, cint8_operand, add_operand, sext_add_operand,
16611 const48_operand, and_operand, or_operand, mode_width_operand,
16612 mode_mask_operand, mul8_operand, const0_operand,
16613 hard_fp_register_operand, hard_int_register_operand,
16614 reg_or_cint_operand, some_operand, some_ni_operand, input_operand,
16615 samegp_function_operand, direct_call_operand, small_symbolic_operand,
16616 global_symbolic_operand, call_operand, symbolic_operand,
16617 dtp16_symbolic_operand, dtp32_symbolic_operand,
16618 gotdtp_symbolic_operand, tp16_symbolic_operand, tp32_symbolic_operand,
16619 gottp_symbolic_operand, alpha_comparison_operator,
16620 alpha_zero_comparison_operator, alpha_swapped_comparison_operator,
16621 signed_comparison_operator, alpha_fp_comparison_operator,
16622 divmod_operator, fix_operator, aligned_memory_operand,
16623 unaligned_memory_operand, reg_or_unaligned_mem_operand,
16624 any_memory_operand, reg_not_elim_operand, normal_memory_operand,
16625 reg_no_subreg_operand, addition_operation): Move to predicates.md.
16626 (reg_or_const_int_operand): Remove. Replace all users with
16627 reg_or_cint_operand.
16628 (tls_symbolic_operand_1): Export. Don't check mode or for CONST.
16629 (resolve_reload_operand): Split out of aligned_memory_operand.
16630 * config/alpha/alpha-protos.h: Update for exports.
16631 * config/alpha/alpha.h (PREDICATE_CODES): Remove.
16632 * config/alpha/alpha.md: Include predicates.md.
16633 * config/alpha/predicates.md: New file.
16635 2004-08-13 Richard Sandiford <rsandifo@redhat.com>
16637 * genattrtab.c (insn_ent): Replace insn_code, insn_index and lineno
16638 fields with a pointer to the instruction definition.
16639 (get_attr_value, fill_attr, make_length_attrs, remove_insn_ent)
16640 (insert_insn_ent, simplify_test_exp, optimize_attrs, write_attr_get)
16641 (write_attr_case, write_const_num_delay_slots): Update accordingly.
16642 (write_attr_case, write_const_num_delay_slots): Write the name of
16643 an insn next to its case statement.
16644 * genoutput.c (data): Add a filename field.
16645 (gen_insn, gen_peephole, gen_expand, gen_split): Set it.
16646 (output_insn_data): Print the location of each insn definition.
16647 * genrecog.c (write_action): Print the name of an insn above
16648 the statement that returns its code.
16650 2004-08-12 Andrew Pinski <pinskia@physics.uc.edu>
16652 * config/darwin-c.c (find_subframework_file): Fix spelling of cannot.
16653 * config/libgloss.h: Likewise.
16654 * config/arm/arm.c (arm_gen_load_multiple): Likewise.
16655 * c4x/c4x-modes.def: Likewise.
16656 * config/c4x/c4x.c (c4x_hard_regno_rename_ok): Likewise.
16657 (c4x_rptb_nop_p): Likewise.
16658 (c4x_rptb_valid_p): Likewise.
16659 (c4x_rptb_insert): Likewise.
16660 (c4x_address_conflict): Likewise.
16661 * config/c4x/c4x.md: Likewise.
16662 * config/frv/frv.md: Likewise.
16663 * config/i386/athlon.md: Likewise.
16664 * config/i386/i386.md: Likewise.
16665 * config/i386/predicates.md: Likewise.
16666 * config/ia64/ia64.c: Likewise.
16667 * config/ia64/itanium1.md: Likewise.
16668 * config/ia64/itanium2.md: Likewise.
16669 * config/iq2000/iq2000.md: Likewise.
16670 * config/mcore/mcore.c: Likewise.
16671 * config/mips/mips.c: Likewise.
16672 * config/mips/r3900.h: Likewise.
16673 * config/mips/sb1.md: Likewise.
16674 * config/pa/milli64.S: Likewise.
16675 * config/pa/pa.c: Likewise.
16676 * config/pa/pa.h: Likewise.
16677 * config/rs6000/8540.md: Likewise.
16679 2004-08-13 Daniel Berlin <dberlin@dberlin.org>
16681 * Makefile.in (BOOT_CFLAGS): Remove accidental addition of -dU.
16683 2004-08-13 J"orn Rennecke <joern.rennecke@superh.com>
16685 * sh.md (cbranch define_delay) Use cond_delay_slot for
16686 non-anulled condition too.
16688 2004-08-12 David Edelsohn <edelsohn@gnu.org>
16690 * config/rs6000/rs6000.c (any_parallel_operand): New predicate.
16691 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
16692 any_parallel_operand, lmw_operation, stmw_operation,
16693 mfcr_operation, mtcrf_operation. Remove PARALLEL from any_operand.
16694 * config/rs6000/rs6000.md (save_fpregs_{si,di}): Use
16695 any_parallel_operand.
16696 (return_and_restore_fpregs_{si,di}): Same.
16698 2004-08-12 Zack Weinberg <zack@codesourcery.com>
16700 * genrecog.c (add_to_sequence): When processing a MATCH_PARALLEL,
16701 if pred->singleton != PARALLEL, issue a warning and pretend it was.
16702 Also issue a warning for any predicate we don't know about.
16704 2004-08-12 Richard Henderson <rth@redhat.com>
16706 * config/i386/i386.c (internal_label_prefix): Export.
16707 (internal_label_prefix_len, struct ix86_address,
16708 ix86_decompose_address, maybe_get_pool_constant,
16709 ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes,
16710 memory_address_length): Export.
16711 (any_fp_register_operand, fp_register_operand,
16712 register_and_not_any_fp_reg_operand, register_and_not_fp_reg_operand,
16713 x86_64_general_operand, x86_64_szext_general_operand,
16714 x86_64_nonmemory_operand, x86_64_movabs_operand,
16715 x86_64_szext_nonmemory_operand, x86_64_immediate_operand,
16716 x86_64_zext_immediate_operand, const_int_1_31_operand,
16717 symbolic_operand, pic_symbolic_operand, local_symbolic_operand,
16718 tls_symbolic_operand, global_dynamic_symbolic_operand,
16719 local_dynamic_symbolic_operand, initial_exec_symbolic_operand,
16720 local_exec_symbolic_operand, call_insn_operand, sibcall_insn_operand,
16721 constant_call_address_operand, const0_operand, const1_operand,
16722 const248_operand, const_0_to_3_operand, const_0_to_7_operand,
16723 const_0_to_15_operand, const_0_to_255_operand, incdec_operand,
16724 shiftdi_operand, reg_no_sp_operand, mmx_reg_operand,
16725 general_no_elim_operand, nonmemory_no_elim_operand,
16726 index_register_operand, q_regs_operand, flags_reg_operand,
16727 non_q_regs_operand, zero_extended_scalar_load_operand,
16728 vector_move_operand, no_seg_address_operand, sse_comparison_operator,
16729 ix86_comparison_operator, ix86_carry_flag_operator,
16730 fcmov_comparison_operator, promotable_binary_operator,
16731 cmp_fp_expander_operand, ext_register_operand, binary_fp_operator,
16732 mult_operator, div_operator, arith_or_logical_operator,
16733 memory_displacement_operand, cmpsi_operand, long_memory_operand,
16734 aligned_operand): Move to predicates.md as define_predicates.
16735 (tls_symbolic_operand_1): Remove.
16736 (x86_64_sign_extended_value): Merge into x86_64_immediate_operand.
16737 (x86_64_zero_extended_value): Merge into x86_64_zext_immediate_operand.
16738 (legitimize_address): Merge tls_symbolic_operand contents.
16739 (ix86_expand_move): Likewise.
16740 * config/i386/i386-protos.h: Update for exports.
16741 * config/i386/i386.h (EXTRA_CONSTRAINT): Update for renames.
16742 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Remove.
16743 * config/i386/i386.md: Include predicates.md.
16744 * config/i386/predicates.md: New file.
16746 2004-08-13 Mark Mitchell <mark@codesourcery.com>
16749 * config/i386/winnt.c (i386_pe_mark_dllexport): Set
16751 (i386_pe_mark_dllimport): Likewise.
16752 (i386_pe_encode_section_info): Likewise, when overriding
16753 dllimport attribute.
16755 2004-08-12 Geoffrey Keating <geoffk@apple.com>
16757 * configure.ac: When testing for flex, nm, ar, and bison, check
16758 that they will actually be built.
16759 * configure: Regenerate.
16761 2004-08-12 Ulrich Weigand <uweigand@de.ibm.com>
16763 * config/s390/s390.h (MAX_FIXED_MODE_SIZE): Define.
16764 (MOVE_MAX_PIECES): Define.
16766 2004-08-12 Devang patel <dpatel@apple.com>
16768 * dbxout.c (dbxout_begin_prologue): New function.
16769 (dbx_debug_hooks): Use new begin prologue hook.
16770 (dbxout_function_end): Emit N_ENSYM.
16771 * stab.def (N_BNSYM, N_ENSYM): Define and document these two new stabs.
16773 2004-08-12 Janis Johnson <janis187@us.ibm.com>
16775 * config/rs6000/altivec.h (vec_dst): Fix C++ functions whose first
16776 argument is float*.
16778 * config/rs6000/rs6000.c (altivec_init_builtins): Fix argument type
16781 * doc/extend.texi (AltiVec builtins): Fix description for recent
16782 changes. Update operation list to match current support.
16784 2004-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
16786 * config/s390/s390.c (struct s390_frame_layout): New struct as element
16787 of struct machine_function.
16788 (cfun->machine->frame_size): Moved into cfun->machine->frame_layout and
16790 (cfun->machine->save_fprs_p): Replaced by cfun_save_high_fprs and
16792 (cfun_frame_layout, cfun_save_high_fprs_p, cfun_gprs_save_area_size)
16793 (cfun_set_fpr_bit, cfun_fpr_bit_p): New macros.
16794 (s390_frame_area, s390_register_info): New functions.
16795 (s390_optimize_prolog): Renamed to s390_optimize_prologue. Added check
16797 (s390_return_addr_rtx, s390_return_address_offset)
16798 (s390_va_start, s390_gimplify_va_arg)
16799 (s390_emit_prologue, s390_emit_epilogue): Adjusted for new stack
16801 (s390_frame_info): Functionality partly moved to s390_register_info.
16802 Made adaptions for new stack layout.
16803 (save_gprs, restore_gprs): Changed meaning of second parameter and
16804 adapted all callers.
16806 * config/s390/s390.h (s390_backchain_string): New global variable.
16807 (MASK_BACKCHAIN): Removed definition.
16808 (TARGET_BACKCHAIN): Changed check.
16809 (TARGET_KERNEL_BACKCHAIN): New macro.
16810 (TARGET_SWITCHES): Removed entries of "backchain" and "no-backchain".
16811 (TARGET_OPTIONS): Added "backchain", "no-backchain" and
16812 "kernel-backchain".
16813 (DYNAMIC_CHAIN_ADDRESS): Adjusted for new stack layouts.
16815 * config/s390/s390.md ("allocate_stack"): Added TARGET_KERNEL_BACKCHAIN
16816 as condition. Adjusted for new stack layout.
16818 * doc/invoke.texi: Added documentation for new option
16819 "-mkernel-backchain" and adjusted documentation of "-mbackchain" and
16822 2004-08-12 Paul Brook <paul@codesourcery.com>
16824 * config/arm/lib1funcs.asm (ARM_FUNC_ALIAS): Also alias _L__name.
16825 (aeabi_uidivmod, aeabi_idivmod): Provide thumb implementation.
16827 2004-08-12 David Daney <ddaney@avtrex.com>
16829 * java/gcj.texi: Add subsection on signal usage.
16831 2004-08-12 David Edelsohn <edelsohn@gnu.org>
16833 * expr.c (move_by_pieces): Set alignment for move to minimum of
16834 MOVE_MAX_PIECES mode alignment and the largest non-slow mode
16835 alignment, but not less than the original alignment.
16836 (move_by_pieces_ninsns): Same.
16837 (can_store_by_pieces): Similar for store with STORE_MAX_PIECES.
16838 (store_by_pieces_1): Same.
16840 2004-08-12 Diego Novillo <dnovillo@redhat.com>
16842 PR tree-optimization/16867
16843 * tree.c (is_global_var): New function.
16844 (needs_to_live_in_memory): Check for TREE_ADDRESSABLE.
16845 Call is_global_var.
16846 * tree.h (DECL_NEEDS_TO_LIVE_IN_MEMORY_INTERNAL): Remove.
16848 (is_global_var): Declare.
16849 * tree-dfa.c (dump_variable): Display global and addressable
16851 (add_referenced_var): Clarify documentation when marking
16852 variables call-clobbered.
16853 * tree-flow-inline.h (is_call_clobbered): Call is_global_var
16854 instead of needs_to_live_in_memory.
16855 (mark_call_clobbered): If the variable is a tag, mark it
16857 * tree-gimple.c (is_gimple_reg): Don't check for
16859 (is_gimple_non_addressable): Likewise.
16860 * tree-ssa-alias.c (get_nmt_for): Always check whether the tag
16861 needs to be marked call-clobbered.
16862 (setup_pointers_and_addressables): Call is_global_var instead
16863 of needs_to_live_in_memory.
16864 * tree-ssa-dce.c (need_to_preserve_store): Remove.
16865 Update all users with is_global_var.
16866 (mark_stmt_if_obviously_necessary): Fix processing of aliased
16867 stores. Don't check the virtual definitions. Rather, check
16868 whether the store is going into global memory.
16869 (find_obviously_necessary_stmts): Get the symbol from the PHI
16871 * tree-ssa-operands.c (get_call_expr_operands): Do not add
16872 clobbering may-defs if the call does not have side effects.
16874 2004-08-12 Jakub Jelinek <jakub@redhat.com>
16877 * output.h (default_function_rodata_section,
16878 default_no_function_rodata_section): New prototypes.
16879 * target.h (struct gcc_target): Add asm_out.function_rodata_section.
16880 * target-def.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
16881 (TARGET_ASM_OUT): Add it.
16882 * varasm.c (default_function_rodata_section,
16883 default_no_function_rodata_section): New functions.
16884 * final.c (final_scan_insn): Call
16885 targetm.asm_out.function_rodata_section instead of
16886 readonly_data_section.
16887 * config/darwin.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
16888 * config/mcore/mcore.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
16889 * config/ip2k/ip2k.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
16890 * config/rs6000/xcoff.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
16892 * config/alpha/alpha.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
16893 * config/i386/cygming.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
16895 * config/i386/i386-interix.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
16897 * config/arm/pe.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
16898 * config/avr/avr.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
16899 * doc/tm.texi (TARGET_ASM_FUNCTION_RODATA_SECTION): Document.
16901 2004-08-12 Paul Brook <paul@codesourcery.com>
16903 * dwarf2out.h (dwarf2out_frame_finish): Conditionalize outputting eh
16905 * doc/tm.texi: Document interaction between TARGET_UNWIND_INFO and
16906 DWARF2_UNWIND_INFO.
16908 2004-08-12 Ben Elliston <bje@au.ibm.com>
16911 * config/rs6000/altivec.h: Change vector to __vector throughout.
16912 (Except for the `vector' macro itself).
16914 2004-08-12 Zack Weinberg <zack@codesourcery.com>
16916 * genpreds.c: Add capability to generate predicate bodies as
16917 well as function prototypes. Write function prototypes for
16918 the generic predicates too.
16919 (process_define_predicate, write_tm_preds_h, write_insn_preds_c)
16920 (write_predicate_subfunction, mark_mode_tests, add_mode_tests)
16921 (write_match_code, write_predicate_expr, write_one_predicate_function)
16922 (parse_option): New functions.
16923 (output_predicate_decls): Delete.
16924 (main): Read the machine description, process DEFINE_PREDICATE or
16925 DEFINE_SPECIAL_PREDICATE patterns, write tm-preds.h or insn-preds.c
16928 * genrecog.c (struct decision_test): Replace index with
16929 struct pred_data pointer.
16930 (next_index): Remove, unused.
16931 (pred_table, preds, special_mode_pred_table): Delete.
16932 (compute_predicate_codes, process_define_predicate): New functions.
16933 (validate_pattern, add_to_sequence, write_switch): Update for
16934 new data structures.
16935 (main): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
16936 Check both error_count and have_error.
16938 * gensupport.c (in_fname, first_predicate): New globals.
16939 (define_pred_queue, define_pred_tail): New RTL-pattern queue.
16940 (predicate_table, last_predicate, old_pred_table)
16941 (old_special_pred_table): New statics.
16942 (hash_struct_pred_data, eq_struct_pred_data, lookup_predicate)
16943 (add_predicate, init_predicate_table): New functions.
16944 (process_rtx): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
16945 (init_md_reader_args_cb): Use the global in_fname. No need to zero
16946 it or max_include_len. Call init_predicate_table.
16947 (read_rtx): Run the predicate queue after the attribute queue
16948 but before all the others.
16949 * gensupport.h (in_fname, struct pred_data, first_predicate)
16950 (lookup_predicate, add_predicate, FOR_ALL_PREDICATES): Declare.
16951 * rtl.def (MATCH_CODE, MATCH_TEST, DEFINE_PREDICATE)
16952 (DEFINE_SPECIAL_PREDICATE): New RTL codes.
16953 * dummy-conditions.c: Don't include bconfig.h, system.h,
16954 coretypes.h, tm.h, or system.h. Do include stddef.h.
16955 Duplicate declaration of struct c_test from gensupport.h.
16957 * Makefile.in (OBJS-common): Add insn-preds.o.
16958 (STAGESTUFF, .PRECIOUS): Add insn-preds.c.
16959 (insn-preds.c, insn-preds.o): New rules.
16960 (s-preds): Also generate insn-preds.c.
16961 (dummy-conditions.o, genpreds$(build_exeext), genpreds.o):
16962 Update dependencies.
16963 (print-rtl.o, print-rtl1.o): Correct dependencies.
16965 * recog.h: Delete prototypes of predicate functions.
16967 * doc/md.texi (Predicates): New section with complete
16968 documentation of operand/operator predicates. Remove some
16969 incomplete documentation of predicates from other places.
16970 * doc/tm.texi (Misc): Move SPECIAL_MODE_PREDICATES next to
16971 PREDICATE_CODES; indicate that both are deprecated in favor
16972 of define_predicate/define_special_predicate.
16974 * config/ia64/ia64.c: All predicate function definitions moved
16976 (small_addr_symbolic_operand, tls_symbolic_operand): Delete.
16977 (ia64_expand_load_address, ia64_expand_move):
16978 Check SYMBOL_REF_TLS_MODEL directly, don't use tls_symbolic_operand.
16980 * config/ia64/ia64.md: All predicates now defined here.
16981 (symbolic_operand): Is now a special predicate.
16983 * config/ia64/ia64.h: Declare ia64_section_threshold.
16984 (PREDICATE_CODES): Delete.
16986 2004-08-12 Richard Henderson <rth@redhat.com>
16988 * c-common.h (STATEMENT_LIST_HAS_LABEL): New.
16989 * c-semantics.c (add_stmt): Set it.
16990 * c-decl.c (finish_decl): Use it to create a new BIND_EXPR
16991 before instantiating a variable sized type.
16993 2004-08-12 Richard Henderson <rth@redhat.com>
16995 * stor-layout.c (round_up, round_down): Move ...
16996 * fold-const.c (round_up, round_down): ... here. Use
16997 multiple_of_p to avoid any arithmetic at all.
16999 2004-08-12 Richard Henderson <rth@redhat.com>
17001 * gimplify.c (struct gimplify_init_ctor_preeval_data): New.
17002 (gimplify_init_ctor_preeval_1): New.
17003 (gimplify_init_ctor_preeval): New.
17004 (gimplify_init_ctor_eval): New.
17005 (gimplify_init_constructor): Use them. Always gimplify the LHS
17008 2004-08-12 Ziemowit Laski <zlaski@apple.com>
17010 (This patch is part of merge of objc-improvements-branch
17013 * doc/frontends.texi: Mention Objective-C++ in addition to
17015 * doc/install.texi: Add 'obj-c++' to list of configurable
17017 * doc/invoke.texi: Rename Objective-C option headings to
17018 indicate they also apply to Objective-C++. List file
17019 extensions for Objective-C++ sources. Mention that
17020 ObjC and ObjC++ compilations may also use C and C++ options,
17021 respectively. Point users to doc/standards.texi for
17022 further info on ObjC and ObjC++.
17023 * doc/sourcebuild.texi: Mention the objcp/ directory and
17024 the Objective-C++ sources it contains.
17025 * doc/standards.texi: Update link to Apple ObjC site;
17026 add link to gcc readings.html WWW doc.
17028 2004-08-12 Alan Modra <amodra@bigpond.net.au>
17030 * config/rs6000/rs6000.c (function_arg_padding): Revert 2004-07-28
17031 and 2004-07-14 changes.
17033 2004-08-12 Paul Brook <paul@codesourcery.com>
17035 * doc/invoke.texi: Fix typo.
17037 2004-08-11 Devang Patel <dpatel@apple.com>
17039 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -dead_strip
17040 and -no_dead_strip_inits_and_terms.
17042 * doc/invoke.texi (Darwin Options): Document -dead_strip and
17043 -no_dead_strip_inits_and_terms.
17045 2004-08-11 Paul Brook <paul@codesourcery.com>
17047 * config/arm/arm-protos.h (arm_finalize_pic) Rename ...
17048 (arm_load_pic_register): ... to this.
17049 * config/arm/arm.c (arm_finalize_pic): Rename ...
17050 (arm_load_pic_register): ... to this. Always output insns at the
17051 current location. Load via low reg in thumb mode.
17052 (arm_expand_prologue): Call arm_load_pic_register.
17053 (thumb_expand_prologue): Ditto.
17054 * config/arm/arm.h (FINALIZE_PIC): Remove.
17055 * config/arm/arm.md (builtin_setjmp_receiver): Call
17056 arm_load_pic_register.
17058 2004-08-11 Paul Brook <paul@codesourcery.com>
17060 * arm.c (thumb_force_lr_save): Add prototype.
17061 (thumb_compute_save_reg_mask): New function.
17062 (thumb_find_work_register): New function.
17063 (arm_get_frame_offsets): Use thumb_compute_save_reg_mask.
17064 (thumb_unexpanded_epilogue): Ditto. Remove redundant code.
17065 Don't clobber r3 when removing pretend args.
17066 (thumb_expand_prologue): Use thumb_compute_save_reg_mask.
17067 (thumb_output_function_prologue): Use new functions.
17068 (thumb_set_return_address): Use thumb_compute_save_reg_mask.
17069 * arm.h (THUMB_REG_PUSHED_P): Remove.
17071 2004-08-11 James E Wilson <wilson@specifixinc.com>
17073 PR rtl-optimization/16490
17074 * cfgrtl.c (cfg_layout_split_edge): Set global_live_at_start and
17075 global_live_at_end for new basic block if already set for other blocks.
17077 2004-08-11 David Edelsohn <edelsohn@gnu.org>
17079 * config/rs6000/rs6000.h (MAX_FIXED_MODE_SIZE): Define.
17081 * config/rs6000/rs6000.md (mfcr rlwinm patterns): Set length to 8.
17082 (mfcr rlwinm rlwinm patterns): Set length to 12.
17084 2004-08-11 Andrew MacLeod <amacleod@redhat.com>
17086 * tree-flow-inline.h (get_def_ops, get_use_ops, get_v_may_def_ops,
17087 get_vuse_ops,get_v_must_def_ops): Add operand structure reference.
17088 (get_v_may_def_result_ptr, get_v_may_def_op_ptr): New access struct.
17089 (start_ssa_stmt_operands): Delete.
17090 * tree-flow.h (struct stmt_ann_d): Replace operand vectors with new
17091 struct stmt_operands_d.
17092 (build_ssa_operands): New extern entry point.
17093 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove operand
17094 building code, replace with create_ssa_artficial_load_stmt().
17095 * tree-ssa-operands.c (struct voperands_d): Delete.
17096 (allocate_v_may_def_optype): Allocate v_may_def_operand_type_t vector.
17097 (allocate_v_must_def_optype): Use sizeof (tree), not sizeof (tree *).
17098 (free_uses, free_defs, free_vuses, free_v_may_defs,
17099 free_v_must_defs): Remove dealloc parameter.
17100 (remove_vuses, remove_v_may_def, remove_v_must_defs): Delete.
17101 (finalize_ssa_defs, finalize_ssa_uses, finalize_ssa_v_may_defs,
17102 finalize_ssa_vuses, finalize_ssa_v_must_defs): Perform all operand
17103 vector comparisons, ssa_name reuse, and allocations here.
17104 (verify_start_operands): Delete.
17105 (finalize_ssa_stmt_operands): Set new operands by calling finalize
17107 (start_ssa_stmt_operands): Move from tree-flow-inline.h.
17108 (append_def, append_usei): Simplify to simple accumulation.
17109 (append_v_may_def, append_vuse, append_v_must_def): Simplify to avoiding
17110 duplicates and simple accumulation.
17111 (free_ssa_operands): Free vectors in a stmt_operand structure.
17112 (build_ssa_operands): New. Create a new stmt_operand structure from
17113 a stmt and an old set of stmt_operands.
17114 (get_stmt_operands): Simplify and call build_ssa_operands.
17115 (get_expr_operands, get_asm_expr_operands, get_indirect_ref_operands,
17116 get_call_expr_operands, add_stmt_operand, add_call_clobber_ops,
17117 add_call_read_ops): Don't pass prev_vops around anymore.
17118 (note_addressable): Return if no stmt annotation.
17119 (copy_virtual_operands): Access v_may_def operands through a struct.
17120 (create_ssa_artficial_load_stmt): New. Create a load stmt for DOM's
17121 hash tables without treating the stmt as a real stmt.
17122 * tree-ssa-operands.h (struct v_may_def_operand_type): New. Access
17123 v_may_def def and use through a struct instead of 2 array elements.
17124 (struct v_may_def_optype_d): Use v_may_def_operand_type.
17125 (struct stmt_operands_d): New. Struct for storing all operand vectors.
17127 2004-08-11 Nick Clifton <nickc@redhat.com>
17129 * config/arm/arm.c (arm_is_longcall_p): Update comment describing
17130 this funciton's behaviour. Return true when the current function
17131 has a section attribute and -mlong-calls is in effect.
17132 * config/arm/arm.h (ARM_DECLARE_FUNCTION_SIZE): Do not set the
17133 short-call marker when -mlong-calls is in effect and the function
17134 has a section attribute.
17136 2004-08-10 Zack Weinberg <zack@codesourcery.com>
17138 * stmt.c (expand_return): If asked to return the RESULT_DECL,
17139 just call expand_value_return on result_rtl.
17141 2004-08-10 Richard Henderson <rth@redhat.com>
17143 * builtins.def (BUILT_IN_STACK_ALLOC): Remove.
17144 * builtins.c (expand_builtin) <BUILT_IN_STACK_ALLOC>: Remove.
17145 * dwarf2out.c (loc_descriptor): Handle PARALLEL here ...
17146 (add_location_or_const_value_attribute): ... not here. Use
17147 loc_descriptor_from_tree if possible.
17148 (loc_descriptor_from_tree_1): Rename from loc_descriptor_from_tree.
17149 Simplify address handling. Handle DECL_VALUE_EXPR. Handle register
17151 (loc_descriptor_from_tree): New. Update callers.
17152 * expr.c (expand_var): Ignore DECL_VALUE_EXPR variables.
17153 * gimplify.c (gimplify_decl_expr): Lower variable sized types to
17154 pointer plus dereference. Set DECL_VALUE_EXPR. Set save_stack.
17155 (gimplify_call_expr): Do not recognize BUILT_IN_STACK_ALLOC
17156 and BUILT_IN_STACK_RESTORE.
17157 (gimplify_expr): Lower DECL_VALUE_EXPR decls.
17158 * stmt.c (expand_stack_alloc): Remove.
17159 * tree-mudflap.c (mx_register_decls): Don't look for
17160 BUILT_IN_STACK_ALLOC.
17161 * tree-nested.c (convert_local_reference): Likewise.
17162 * tree.h (DECL_VALUE_EXPR): New.
17164 2004-08-10 Richard Henderson <rth@redhat.com>
17166 * stor-layout.c (round_up): Check for 0/1 before dividing.
17167 (round_down): Likewise.
17169 * tree-tailcall.c (suitable_for_tail_opt_p): Also check DECL_EXTERNAL.
17171 2004-08-09 Mark Mitchell <mark@codesourcery.com>
17173 * config.gcc (arm*-*-eabi*): New target.
17174 * defaults.h (TARGET_LIBGCC_FUNCS): New macro.
17175 (TARGET_LIB_INT_CMP_BIASED): Likewise.
17176 * expmed.c (expand_divmod): Try a two-valued divmod function as a
17178 * gthr.h: Remove bogus tokens at end of #pragma.
17179 * optabs.c (expand_twoval_binop_libfunc): New function.
17180 (prepare_cmp_insn): Handle the !TARGET_LIB_INT_CMP_BIASED case.
17181 (prepare_float_lib_cmp): Try reversing the condition.
17182 (debug_optab_libfuncs): New function.
17183 * optabs.h (expand_twoval_binop_libfunc): Declare.
17184 * config/arm/arm.c (arm_init_libfuncs): New function.
17185 (arm_compute_initial_eliminatino_offset): Return HOST_WIDE_INT.
17186 (TARGET_INIT_LIBFUNCS): Define it.
17187 * config/arm/arm.h (TARGET_BPABI): New macro.
17188 * config/arm/arm-protos.h
17189 (arm_compute_initial_elimination_offset): Return HOST_WIDE_INT.
17190 * config/arm/bpabi.S: New file.
17191 * config/arm/bpabi.c: Likewise.
17192 * config/arm/bpabi.h: Likewise.
17193 * config/arm/ieee754-df.S (__aeabi_dneg): New function or alias.
17194 (__aeabi_drsub): Likewise.
17195 (__aeabi_dsub): Likewise.
17196 (__aeabi_dadd): Likewise.
17197 (__aeabi_ui2d): Likewise.
17198 (__aeabi_i2d): Likewise.
17199 (__aeabi_f2d): Likewise.
17200 (__aeabi_dmul): Likewise.
17201 (__aeabi_ddiv): Likewise.
17202 (__aeabi_cdrcmple): Likewise.
17203 (__aeabi_cdcmpeq): Likewise.
17204 (__aeabi_cdcmple): Likewise.
17205 (__aeabi_dcmpeq): Likewise.
17206 (__aeabi_dcmplt): Likewise.
17207 (__aeabi_dcmple): Likewise.
17208 (__aeabi_dcmpge): Likewise.
17209 (__aeabi_dcmpgt): Likewise.
17210 (__aeabi_dcmpun): Likewise.
17211 (__aeabi_d2iz): Likewise.
17212 (__aeabi_d2uiz): Likewise.
17213 (__aeabi_d2f): Likewise.
17214 * config/arm/ieee754-sf.S (__aeabi_fneg): New function or alias.
17215 (__aeabi_frsub): Likewise.
17216 (__aeabi_fsub): Likewise.
17217 (__aeabi_fadd): Likewise.
17218 (__aeabi_ui2f): Likewise.
17219 (__aeabi_i2f): Likewise.
17220 (__aeabi_fmul): Likewise.
17221 (__aeabi_fdiv): Likewise.
17222 (__aeabi_cfrcmple): Likewise.
17223 (__aeabi_cfcmpeq): Likewise.
17224 (__aeabi_cfcmple): Likewise.
17225 (__aeabi_fcmpeq): Likewise.
17226 (__aeabi_fcmplt): Likewise.
17227 (__aeabi_fcmple): Likewise.
17228 (__aeabi_fcmpge): Likewise.
17229 (__aeabi_fcmpgt): Likewise.
17230 (__aeabi_fcmpun): Likewise.
17231 (__aeabi_f2iz): Likewise.
17232 (__aeabi_f2uiz): Likewise.
17233 * config/arm/lib1funcs.asm (ARM_CALL): New macro.
17234 (__aeabi_uidivmod): New function or alias.
17235 (__aeabi_idivmod): Likewise.
17236 (__aeabi_idiv0): Likewise.
17237 (__aeabi_ldiv0): Likewise.
17238 (__aeabi_llsr): Likewise.
17239 (__aeabi_lasr): Likewise.
17240 (__aeabi_llsl): Likewise.
17241 (bpabi.S): Include it.
17242 * config/arm/libgcc-bpabi.ver: New file.
17243 * config/arm/symbian.h (ARM_DEFAULT_ABI): Remove.
17244 (LINK_SPEC): Remove.
17245 * config/arm/t-arm-elf (LIB1ASMFUNCS): Add __aeabi_lcmp and
17247 * config/arm/t-bpabi: New file.
17248 * doc/tm.texi (TARGET_LIBGCC_FUNCS): New entry.
17249 (TARGET_LIB_INT_CMP_BIASED): Likewise.
17251 2004-08-10 David Edelsohn <edelsohn@gnu.org>
17253 * config/rs6000/rs6000-protos.h (expand_block_clear): Declare.
17254 * config/rs6000/rs6000.md (clrmemsi): New pattern.
17255 * config/rs6000/rs6000.c (expand_block_clear): New function.
17256 (expand_block_move): Convert alignment to bits. Use SImode and
17257 HImode for unaligned addresses if not STRICT_ALIGNMENT.
17259 2004-08-10 Caroline Tice <ctice@apple.com>
17261 * varasm.c (unlikely_section_label): New global variable.
17262 (unlikely_text_section_name): New global variable.
17263 (text_section): Remove alignment statement.
17264 (unlikely_text_section): Remove alignment statement; use
17265 unlikely_section_label rather than hard-coded string.
17266 (assemble_start_function): Initialize unlikely_section_label and
17267 unlikely_text_section_name; make sure cold section is properly
17268 aligned at start of function; output unlikely_section_label if
17271 2004-08-10 Ulrich Weigand <uweigand@de.ibm.com>
17273 * config/s390/s390-protos.h (s390_canonicalize_comparison): Declare.
17274 * config/s390/s390.c (s390_canonicalize_comparison): New function.
17275 * config/s390/s390.h (CANONICALIZE_COMPARISON): Define.
17276 * config/s390/s390.md ("*tmdi_ext", "*tmsi_ext", "*tmqisi_ext",
17277 "*tmqidi_ext", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem"): Remove.
17278 ("*tmqi_mem"): Remove SUBREG from pattern.
17279 ("*anddi3_cconly"): Prevent accidentally matching TM pattern.
17280 ("*andsi3_cconly"): Likewise.
17282 2004-08-10 H.J. Lu <hongjiu.lu@intel.com>
17285 * config/i386/i386.md (*strsetdi_rex_1): Use DI instead of SI.
17287 2004-08-10 Janis Johnson <janis187@us.ibm.com>
17289 * doc/sourcebuild.texi (compat testing): Document available test
17290 framework commands. Use the preferred spelling of DejaGnu.
17292 2004-08-10 Daniel Berlin <dberlin@dberlin.org>
17294 * lambda.h: Add matrix type, and prototypes for remainder of
17295 matrix and vector functions.
17296 (lambda_vector_mult_const): New function.
17297 (lambda_vector_negate): Ditto.
17298 (lambda_vector_add): Ditto.
17299 (lambda_vector_add_mc): Ditto.
17300 (lambda_vector_copy): Ditto.
17301 (lambda_vector_zerop): Ditto.
17302 (lambda_vector_equal): Ditto.
17303 (lambda_vector_min_nz): Ditto.
17304 (lambda_vector_first_nz): Ditto.
17305 (lambda_vector_matrix_mult): Ditto.
17306 * lambda-mat.c: New file.
17307 * Makefile.in (lambda-mat.o): New.
17309 2004-08-10 Andrew MacLeod <amacleod@redhat.com>
17311 * tree-cfg.c (bsi_insert_before, bsi_insert_after): Call modify_stmt
17312 after linking stmt into the program.
17313 (bsi_remove): Don't call modify_stmt.
17314 * tree-complex.c (update_complex_assignment,
17315 expand_complex_comparison): Call modify_stmt after changing the stmt.
17316 * tree-outof-ssa.c (rewrite_trees): Call modify_stmt only if not
17318 * tree-ssa-ccp.c (substitute_and_fold): Call modify_stmt after changing
17319 the stmt, and only if needed.
17320 * tree-ssa-dom.c (thread_across_edge): Pass no annotation for a dummy
17322 (simplify_rhs_and_lookup_avail_expr): Don't take an annotation param.
17323 (simplify_cond_and_lookup_avail_expr): Use modify_stmt.
17324 (simplify_switch_and_lookup_avail_expr): Don't take an annotation param.
17325 (eliminate_redundant_computations): Don't pass an annotation. Call
17326 modify_stmt rather than setting the annotation directly.
17327 (record_equivalences_from_stmt): Remove unused local 'j'.
17328 (cprop_operand): Take a stmt rather than an annotation as a parameter.
17330 (cprop_into_stmt): Pass stmt rather than annotation.
17331 (update_rhs_and_lookup_avail_expr): Call modify_stmt.
17332 * tree-ssa-loop-im.c (schedule_sm): Call get_stmt_ann rather than
17334 * tree-ssa.c (propagate_into_addr): Dont call modify_stmt.
17336 2004-08-10 Jason Merrill <jason@redhat.com>
17338 PR middle-end/16948
17339 * function.c (expand_function_start): Handle DECL_BY_REFERENCE on
17342 2004-08-10 Geoffrey Keating <geoffk@apple.com>
17344 * tree-vn.c (val_expr_pair_expr_eq): Compare vuses, to match the
17347 2004-08-10 Roger Sayle <roger@eyesopen.com>
17349 * config/mips/mips.md: New reciprocal square root patterns that
17350 match sqrt(1.0/x) in addition to the existing 1.0/sqrt(x) insns.
17352 2004-08-10 Paul Brook <paul@codesourcery.com>
17354 * config/arm/arm-protos.h (arm_set_return_address,
17355 thumb_set_return_address): Add prototypes.
17356 * config/arm/arm.h (ARM_FT_EXCEPTION_HANDLER): Remove.
17357 * config/arm/arm.c (arm_compute_func_type,
17358 use_return_insn, arm_compute_save_reg0_reg12_mask,
17359 arm_compute_save_reg_mask, arm_output_function_prologue,
17360 arm_output_epilogue): Replace ARM_FT_EXCEPTION_HANDLER with
17361 current_function_calls_eh_return.
17362 (thumb_exit, thumb_pushpop, thumb_unexpanded_epilogue): Replace
17364 (arm_set_return_address, thumb_set_return_address): New functions.
17365 * config/arm/arm.h (MUST_USE_SJLJ_EXCEPTIONS, DWARF2_UNWIND_INFO,
17366 ARM_EH_STACKADJ_REGNUM, EH_RETURN_STACKADJ_RTX): Define.
17367 * config/arm/arm.md (VUNSPEC_EH_RETURN): Add.
17368 (epilogue): Use the stackadj register.
17369 (eh_return, arm_eh_return, thumb_eh_return): New pattern.
17371 2004-08-10 Jakub Jelinek <jakub@redhat.com>
17374 * expr.c (move_by_pieces_ninsns): Add max_size argument.
17375 (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1 to it.
17376 (CLEAR_BY_PIECES_P): Pass STORE_MAX_PIECES + 1 to it.
17377 (STORE_BY_PIECES_P): Define similarly to CLEAR_BY_PIECES_P,
17378 but using MOVE_RATIO.
17379 (move_by_pieces): Pass max_size to move_by_pieces_ninsns.
17380 (can_store_by_pieces): Change max_size type to unsigned int.
17381 (store_by_pieces_1): Likewise. Pass max_size to
17382 move_by_pieces_ninsns.
17383 * config/s390/s390.h (STORE_BY_PIECES_P): Define.
17384 * config/sh/sh.c (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1
17385 to move_by_pieces_ninsns.
17386 (STORE_BY_PIECES_P): Define.
17387 * config/ns32k/ns32k.h (STORE_BY_PIECES_P): Pass STORE_MAX_PIECES + 1
17388 to move_by_pieces_ninsns.
17389 * doc/tm.texi (STORE_BY_PIECES_P): Document changed default.
17391 * config/i386/i386.h (CLEAR_RATIO): Define.
17393 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
17395 * expr.c (expand_expr_real_1): Add back code that was not dead.
17397 2004-08-09 Andrew Pinski <apinski@apple.com>
17399 * c-common.c (c_common_get_alias_set): Set the aliasing set of the type
17400 which is found to be compatible before returning the aliasing set.
17402 2004-08-09 Daniel Jacobowitz <dan@debian.org>
17404 * ggc-zone.c (struct alloc_zone): Add statistics counters.
17405 (always_collect): New flag.
17406 (ggc_alloc_zone_1): Update statistics support. Don't include
17407 overhead in allocated counter.
17408 (sweep_pages): Update allocated counter for large pages. Don'y
17410 (ggc_collect_1): Always collect.
17411 (ggc_collect): Honor always_collect flag. Sum all zones to decide
17412 whether to collect.
17413 (SCALE, LABEL): New macros.
17414 (ggc_print_statistics): Add statistics support.
17416 2004-08-09 Roger Sayle <roger@eyesopen.com>
17418 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap): Change type to bool.
17419 (init_expmed): Fix potential overrun problem with "all.reg".
17420 (expand_sdiv2_pow2): Add an alternate implementation for signed
17421 division, if the target provides a suitable conditional move insn.
17423 2004-08-09 Paul Brook <paul@codesourcery.com>
17424 Richard Henderson <rth@redhat.com>
17426 * unwind-dw2.c (uw_install_context_1): Update target saved stack
17429 2004-08-09 Geoffrey Keating <geoffk@apple.com>
17431 * ggc-common.c (ggc_rlimit_bound): Don't check RSS limit.
17432 Check DATA limit only if there's no AS limit. Ignore insanely
17434 (ggc_min_heapsize_heuristic): Don't divide AS or RSS limits by 8,
17435 but take care that the AS limit isn't overrun.
17436 * doc/invoke.texi: Update documentation of min-heapsize parameter.
17438 2004-08-09 Jeff Law <law@redhat.com>
17440 * Makefile.in (OBJC-common): Add tree-ssa-threadupdate.c
17441 (tree-ssa-threadupdate.o): Add dependencies.
17442 * tree-ssa-threadupdate.c: New file.
17443 * tree-flow.h (incoming_edge_threaded): New flag in block annotation.
17444 (rewrite_vars_out_of_ssa): Remove prototype.
17445 (cleanup_tree_cfg): Returns a bool.
17446 * tree.h (thread_through_all_blocks): Prototype.
17447 * tree-outof-ssa.c (SSANORM_*): Move into here.
17448 (remove_ssa_form): Now static.
17449 (rewrite_vars_out_of_ssa): Kill.
17450 * tree-ssa-live.c (register_ssa_partitions_for_vars): Kill.
17451 * tree-ssa-live.h (SSANORM_*): Moved into tree-outof-ssa.c.
17452 (remove_ssa_form, register_partitions_for_vars): Kill declarations.
17453 * tree-cfg.c (cleanup_tree_cfg): Return a value indicating if
17454 anything was changed.
17455 * tree-phinodes.c (add_phi_arg): Get the block for the PHI
17456 from the PHI's annotation rather than the edge associated with
17458 * tree-ssa-dom.c (redirection_edges): Kill.
17459 (redirect_edges_and_update_ssa_graph): Kill.
17460 (tree_ssa_dominator_optimize): Do not reset forwardable flag
17461 for blocks anymore. Do not initialize redirection_edges.
17462 Call thread_through_all_blocks. Simplify code for cleanup
17463 of the CFG and iterating. No longer call cleanup_tree_cfg
17464 outside the iteration loop.
17465 (thread_across_edge): No longer mess with forwardable blocks.
17467 2004-08-09 Zack Weinberg <zack@codesourcery.com>
17469 * explow.c (memory_address): Use memory_address_p.
17470 * recog.c (general_operand): Likewise.
17471 * regrename.c: No need to define REG_OK_STRICT.
17473 2004-08-09 Steven Bosscher <stevenb@suse.de>
17475 * timevar.def (TV_CPROP1, TV_CPROP2, TV_PRE, TV_HOIST, TV_LSM):
17477 * gcse.c: Include timevar.h.
17478 (const_prop_count, copy_prop_count): Rename to global_const_prop_count
17479 and global_copy_prop_count.
17480 (local_const_prop_count, local_copy_prop_count): New static globals.
17481 (gcse_main): Set the right timevar for each pass.
17482 (cprop_jump): Increment global_const_prop_count when a constant is
17483 propagated. Add "GLOBAL" to dump output.
17484 (cprop_insn): Increment global_const_prop_count when a constant is
17485 propagated, or global_copy_prop_count when a copy is propagated.
17486 (do_local_cprop): Likewise for local_const_prop_count and
17487 local_copy_prop_count.
17488 (one_cprop_pass): Initialize const/cprop counters to zero.
17489 Print out results of local and global const/cprop separately.
17490 (bypass_block): Break over-length line.
17491 * Makefile.in (gcse.o): Add TIMEVAR_H dependency. Fix dependencies
17492 for bb-reorder.o and tracer.o.
17494 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
17496 * Makefile.in (GTFILES): Remove stmt.c
17497 (stmt.o): Do not depend on gt-stmt.h.
17498 * emit-rtl.c (emit_line_note): Do not call
17499 set_file_and_line_for_stmt.
17500 * expr.c (expand_expr_real_1) <SWITCH_EXPR>: Let expand_case
17502 * function.c (free_after_parsing): Do not free STMT field.
17503 (allocate_struct_function): Do not call init_stmt_for_function.
17504 (assign_stack_temp_for_type): Do not accept values of keep
17506 (init_temp_slots): Do not initialize removed variables.
17507 * function.h (struct function): Remove STMT, X_TARGET_TEMP_SLOT_LEVEL
17508 and X_VAR_TEMP_SLOT_LEVEL fields.
17509 * rtl.h (set_file_and_line_for_stmt): Remove.
17510 * stmt.c (struct nesting, ALLOC_NESTING, POPSTACK,
17511 struct stmt_status, cond_stack, case_stack, nesting_stack,
17512 nesting_depth, emit_locus, set_file_and_line_for_stmt,
17513 same_case_target_p, init_stmt_for_function, emit_nop,
17514 expand_start_cond, expand_start_elseif, expand_start_else,
17515 expand_elseif, expand_end_cond): Remove.
17516 (preserve_subexpressions_p): Remove references to CFUN->STMT.
17517 (expand_start_case, expand_end_case_type): Remove, merge into...
17518 (expand_case): ... this one, including other bits from
17519 expand_expr_real_1. Inline same_case_target_p. Turn members
17520 of CASE_STACK into local variables.
17521 (emit_case_bit_tests): Inline same_case_target_p.
17522 (add_case_node): Add HEAD argument, return new head of the list,
17523 do not handle default label here.
17524 * tree.h (expand_start_cond, expand_end_cond, expand_start_else,
17525 expand_start_elseif, current_nesting_level, expand_start_case,
17526 expand_end_case_type, expand_end_case, add_case_node,
17527 init_stmt_for_function, expand_elseif): Remove prototypes.
17528 (expand_case): Add prototype.
17530 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
17532 * expr.c (expand_expr_real_1): Use optab_for_tree_code.
17534 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
17536 * expr.c (var_rtx): Remove.
17537 (expand_expr_real_1) <LOOP_EXPR, EXIT_EXPR,
17538 LABELED_BLOCK_EXPR, EXIT_BLOCK_EXPR, TRUTH_ANDIF_EXPR,
17539 TRUTH_ORIF_EXPR, COMPOUND_EXPR, CONJ_EXPR, INIT_EXPR>:
17541 (expand_expr_real_1) <COND_EXPR>: Remove most special cases.
17542 * optabs.c (emit_clr_insn, emit_0_to_1_insn): Remove.
17543 * optabs.h (emit_clr_insn, emit_0_to_1_insn): Remove.
17545 2004-08-08 Mostafa Hagog <mustafa@il.ibm.com>
17546 Ayal Zaks <zaks@il.ibm.com>
17548 * common.opt (freschedule-modulo-scheduled-loops): New flag.
17549 * final.c (final_scan_insn): Handle NOTE_DISABLE_SCHED_OF_BLOCK.
17550 * modulo-sched.c (sms_schedule): Emit a note to disable scheduling
17551 when -freschedule-modulo-scheduled-loops flag is not specified.
17552 (sms_schedule_by_order, ps_insn_advance_column, add_node_to_ps,
17553 add_node_to_ps, ps_has_conflicts, ps_add_node_check_conflicts):
17554 More accurate placing of insn in row of partial schedule.
17555 (ps_insn_find_column): New function.
17556 * rtl.h (NOTE_DISABLE_SCHED_OF_BLOCK): New note.
17557 * sched-rgn.c (sched_is_disabled_for_current_region_p): New.
17558 (schedule_region): Use sched_is_disabled_for_current_region_p.
17559 * docs/invoke.texi: Document -freschedule-modulo-scheduled-loops.
17561 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
17563 * config/i386/i386.c (ix86_expand_clrmem): Revert the last
17566 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
17568 * config/i386/i386.c (ix86_expand_clrmem): Properly call
17569 gen_strset for 64bit target.
17571 2004-08-07 Olivier Hainque <hainque@act-europe.fr>
17573 * config/vxworks.h (HANDLE_SYSV_PRAGMA): Remove definition.
17575 2004-08-07 Jason Merrill <jason@redhat.com>
17577 Make return in memory explicit.
17578 * function.c (aggregate_value_p): Check DECL_BY_REFERENCE.
17579 (assign_parm_find_data_types): Remove code for old front end
17580 invisible reference handling.
17581 (assign_parms): Handle DECL_BY_REFERENCE on the RESULT_DECL.
17582 (expand_function_end): Likewise.
17583 * gimplify.c (gimplify_return_expr): Handle a dereferenced
17585 * tree-inline.c (copy_body_r): Don't bother looking for &* anymore.
17586 (declare_return_variable): Handle DECL_BY_REFERENCE.
17587 * cp/cp-gimplify.c (is_invisiref_parm): Also handle RESULT_DECL.
17588 (cp_genericize_r): Use convert_from_reference.
17589 Don't dereference a RESULT_DECL directly inside a RETURN_EXPR.
17590 (cp_genericize): Handle the RESULT_DECL. Unset TREE_ADDRESSABLE.
17592 * c-common.c (c_warn_unused_result): Check TREE_USED before
17593 warning about a CALL_EXPR with an unused value.
17595 2004-08-06 Mark Mitchell <mark@codesourcery.com>
17597 * config/arm/symbian.h (CC1_SPEC): Avoid passing duplicate options
17598 to the compiler. Use -fshort-wchar by default.
17600 2004-08-06 Pat Haugen <pthaugen@us.ibm.com>
17602 * params.def (PARAM_MIN_CROSSJUMP_INSNS): New.
17603 * cfgcleanup.c (try_crossjump_to_edge): Add minimum insn match
17605 * doc/invoke.texi (param): Document min-crossjump-insns.
17607 2004-08-06 Richard Sandiford <rsandifo@redhat.com>
17610 * c.opt (Wmissing-field-initializers): New option.
17611 * c-opts.c (c_common_post_options): Make -Wextra turn it on by default.
17612 * c-typeck.c (pop_init_level): Guard the missing field warning with
17613 warn_missing_field_initializers rather than extra_warnings.
17614 * doc/invoke.texi (-Wmissing-field-initializers): Document, moving
17615 some of the explanation from...
17616 (-Wextra): ...here. Say that the missing field warning can be
17617 seperately controlled by -Wmissing-field-initializers.
17619 2004-08-06 Paolo Bonzini <bonzini@gnu.org>
17621 * expr.c (expand_expr_real_1) <ENTRY_VALUE_EXPR>: Remove.
17622 * tree-inline.c (estimate_num_insns_1) <ENTRY_VALUE_EXPR>: Remove.
17623 * tree-pretty-print.c (dump_generic_node) <ENTRY_VALUE_EXPR>: Remove.
17624 * tree.def (ENTRY_VALUE_EXPR): Remove.
17626 2004-08-06 Jakub Jelinek <jakub@redhat.com>
17628 * config/i386/i386.c (ix86_expand_clrmem): Move gen_cld down to
17629 the places where it is actually needed. Don't use repz; stosb
17630 for -Os with sufficiently small constant sizes.
17631 For sufficiently small repz; stos{l,q} repeat counts use a sequence
17632 of stos{l,q} instructions instead.
17634 2004-08-06 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
17636 PR tree-optimization/16807
17637 * loop-iv.c (dump_iv_info): Dump invariants correctly.
17638 (iv_subreg, iv_extend): Express value of invariant purely in
17641 2004-08-06 Mark Mitchell <mark@codesourcery.com>
17643 * config/arm/symbian.h (CC1_SPEC): Add -fno-short-enums.
17644 (CC1PLUS_SPEC): Define it to be the same as CC1_SPEC.
17646 2004-08-06 Roman Zippel <zippel@linux-m68k.org>
17648 * config/m68k/m68k.c (post_inc_operand,pre_dec_operand): New.
17649 * config/m68k/m68k.h (PREDICATE_CODES): add post_inc_operand,
17651 * config/m68k/m68k.md (zero_extend*2): delay the splitting of the
17652 pattern until reload is finished to allow better code generation
17653 and split them completely into separate instrunctions.
17654 (*andsi3_split): New pattern.
17656 2004-08-05 Mark Mitchell <mark@codesourcery.com>
17658 * tree.c (handle_dll_attribute): Move here from i383/winnt.c.
17659 Replace use of DECL_INLINE with DECL_DECLARED_INLINE_P. Set
17660 DECL_VISIBLITY. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
17661 * tree.h (handle_dll_attribute): Declare. Test
17662 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
17663 * c-common.h (c_determine_visibility): Declare.
17664 * c-common.c (c_determine_visibility): New function.
17665 * c-decl.c (finish_decl): Use it.
17666 (finish_function): Likewise.
17667 * defaults.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define it to
17668 zero, by default. Use #if, not #ifdef, to test it.
17669 * config/arm/arm.c (arm_attribute_table): Use
17670 handle_dll_attribute. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with
17672 * config/arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define to 1.
17673 * config/i386/cygming.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
17675 * config/i386/i386-protos.h (ix86_handle_dll_attribute): Remove.
17676 * config/i386/i386.c (ix86_attribute_table): Use
17677 handle_dll_attribute for dllimport/dllexport. Test
17678 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
17679 * config/i386/winnt.c (ix86_handle_dll_attribute): Remove.
17680 * config/mcore/mcore.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
17682 * config/mcore/mcore.c (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Test it
17684 * config/sh/symbian-pre.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
17686 * doc/extend.texi (dllexport): Clarify and correct documentation.
17687 (dllimport): Likewise.
17688 * doc/tm.texi (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Mention
17689 handle_dll_attribute.
17691 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
17693 * tree-ssa-loop-manip.c: New file.
17694 * Makefile.in (tree-ssa-loop-manip.o): Add.
17695 * tree-flow.h (rewrite_into_loop_closed_ssa, verify_loop_closed_ssa):
17697 * tree-ssa-loop.c (tree_loop_optimizer_init): Create loop closed ssa
17699 (tree_ssa_loop_done): Verify loop closed ssa form.
17700 * tree-ssa-loop-im.c (move_computations): Update loop closed ssa form.
17702 2004-08-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17704 * pa.c (pa_asm_output_aligned_bss, pa_asm_output_aligned_common,
17705 pa_asm_output_aligned_local): New functions.
17706 * pa-protos.h: Add prototypes for pa_asm_output_aligned_bss,
17707 pa_asm_output_aligned_common and pa_asm_output_aligned_local.
17708 * pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON): Use
17709 pa_asm_output_aligned_common.
17710 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
17711 * pa.h (ASM_OUTPUT_ALIGNED_BSS): New macro.
17712 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
17713 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
17714 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): New macro.
17715 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
17716 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
17717 * som.h (MAX_OFILE_ALIGNMENT): Provide maximum alignment of global
17720 2004-08-05 Andrew Pinski <apinski@apple.com>
17722 * objc/objc-act.c (build_objc_string_object): Mark the address
17723 expression as constant.
17725 2004-08-05 David Edelsohn <edelsohn@gnu.org>
17727 * config/rs6000/rs6000.c (rs6000_rtx_costs): Fix mask_operand
17728 and mask64_operand thinkos. Handle ZERO_EXTRACT. Handle
17729 SIGN_EXTEND / ZERO_EXTEND of MEM. Handle rlwinm patterns.
17731 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
17733 * config/linux.h, config/i386/linux.h, config/sparc/linux.h:
17734 Remove definitions conditioned on USE_GNULIBC_1 or conditioned
17735 out, and associated obsolete comments.
17737 2004-08-05 Nathan Sidwell <nathan@codesourcery.com>
17739 * tree.h (force_fit_type): Return a tree, take three flags.
17740 * fold-const.c (force_fit_type): Set TREE_OVERFLOW and
17741 TREE_CONSTANT_OVERFLOW here.
17742 (int_const_binop, const_binop): Adjust.
17743 (size_int_type): Do sign extension here.
17744 (fold_convert_const, optimize_bit_field_compare,
17745 decode_field_reference, all_ones_mask_p, fold_div_compare, fold,
17746 fold_negate_const, fold_abs_const, fold_not_const): Adjust.
17747 * tree.c (size_in_bytes, int_fits_type_p): Adjust.
17749 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
17751 PR tree-optimization/16864
17752 * tree-tailcall.c (eliminate_tail_call): Do not create phi nodes
17753 for ssa names without default_def.
17755 2004-08-05 Richard Sandiford <rsandifo@redhat.com>
17757 * config/i386/i386.c (ix86_expand_prologue): If the function uses a
17758 frame pointer, restore eax with an ebp-relative address.
17760 2004-08-04 Geoffrey Keating <geoffk@apple.com>
17763 * c-common.c (c_expand_decl): Don't special-case static VAR_DECLs.
17764 * c-common.h (make_rtl_for_local_static): Delete.
17765 * c-decl.c (shadow_tag_warned): Clean up comment.
17766 (finish_decl): Clean up spacing. Use set_user_assembler_name when
17767 appropriate. Don't pass asmspec to rest_of_decl_compilation.
17768 * c-semantics.c (make_rtl_for_local_static): Delete.
17769 * expr.c (init_block_move_fn): Use set_user_assembler_name.
17770 (init_block_clear_fn): Likewise.
17771 * passes.c (rest_of_decl_compilation): Remove asmspec parameter,
17772 expect it to be in DECL_ASSEMBLER_NAME. Update callers in many files.
17773 * toplev.h (rest_of_decl_compilation): Remove asmspec parameter.
17774 * tree.h (make_decl_rtl): Remove second parameter.
17775 (set_user_assembler_name): New.
17776 * varasm.c (set_user_assembler_name): New.
17777 (make_decl_rtl): Remove second parameter. Update callers in many
17780 2004-08-05 Adam Nemet <anemet@lnxw.com>
17782 * config.gcc (case i[34567]86-*-lynxos*): Update to LynxOS 4.0.
17783 (case rs6000-*-lynxos*): Rename it to powerpc-*-lynxos*. Update
17785 * gthr-lynx.h: New file.
17786 * config/lynx-ng.h: Remove file.
17787 * config/lynx.h: Update to LynxOS 4.0.
17788 * config/t-lynx: New file.
17789 * config/i386/lynx-ng.h: Remove file.
17790 * config/i386/lynx.h: Update to LynxOS 4.0.
17791 * config/rs6000/lynxbase.h: Remove file.
17792 * config/rs6000/lynx.h: Update to LynxOS 4.0.
17793 * config/rs6000/t-lynx: New file.
17794 * doc/install.texi (Options specification): Remove reference to
17795 LynxOS from systems where --with-gnu-as makes a difference.
17797 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
17799 * c-common.c (c_stddef_cpp_builtins): Define __INTMAX_TYPE__ and
17801 * c-cppbuiltin.c (builtin_define_stdint_macros): New. Define
17803 (c_cpp_builtins): Call it.
17804 * doc/cpp.texi: Update.
17806 2004-08-04 David Edelsohn <edelsohn@gnu.org>
17808 * config/rs6000/rs6000.c (rs6000_rtx_costs): LABEL_REFs are zero
17811 2004-08-04 Jan Hubicka <jh@suse.cz>
17813 * basic-block.h (profile_staus): New global variable.
17814 * cfg.c (profile_status): Declare.
17815 (check_bb_profile): Break out from ....; use profile_status
17816 (dump_flow_info): ... here.
17817 * cfgbuild.c (find_basic_blocks): Set profile_status.
17818 * cfgexpand.c (tree_expand_cfg): Likewise.
17819 * predict.c (estimate_probability): Likewise.
17820 * profile.c (branch_prob): Likewise.
17821 * tree-cfg.c (build_tree_cfg): Likewise.
17822 (dump_function_to_file): Use check_bb_profile.
17823 * tree-pretty-print (dump_bb_header): Likewise.
17824 * tree-profile.c (do_tree_profiling): Cleanup.
17826 2004-08-04 Zack Weinberg <zack@codesourcery.com>
17828 * Makefile.in (RTL_BASE_H, RTL_H): Correct.
17829 (BUILD_RTL): Remove $(BUILD_PREFIX) from ggc-none.o.
17830 (genobjs): Add errors.o, ggc-none.o, and min-insn-modes.o.
17831 (read-rtl.o, gensupport.o, genconfig.o, genflags.o, gencodes.o)
17832 (genconstants.o, genemit.o, genopinit.o, genrecog.o, genextract.o)
17833 (genpeep.o, genattr.o, genattrtab.o, genautomata.o, genoutput.o)
17834 (genconditions.o): Depend on $(RTL_BASE_H) not $(RTL_H).
17835 (ggc-none.o, errors.o): Move rule to generators section;
17836 correct dependencies.
17837 (min-insn-modes.o): Move rule to generators section; remove
17838 unnecessary explicit command; correct dependencies.
17839 (print-rtl.o, print-rtl1.o): Correct dependencies.
17840 ($(BUILD_PREFIX_1)errors.o. $(BUILD_PREFIX_1)ggc-none.o): Delete rule.
17841 (mostlyclean): Update.
17843 * errors.c: Include bconfig.h not config.h. Correct comment.
17844 * gengtype.c, genpreds.c: Don't define NO_GENRTL_H.
17845 * ggc-none.c: Include bconfig.h; not config.h or tm.h.
17846 * print-rtl.c: Don't include tm_p.h.
17848 * rtl.h: Move forward-decl of struct function down where it's
17849 needed. Include genrtl.h #ifndef GENERATOR_FILE, not
17850 #ifndef NO_GENRTL_H. Remove unnecessary #ifdef BUFSIZ statements.
17852 2004-08-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
17853 Jeff Law <law@redhat.com>
17855 * tree-cfg.c (tree_duplicate_bb): Mark duplicated definitions.
17856 * tree-flow.h (rewrite_ssa_into_ssa): Declaration changed.
17857 * tree-into-ssa.c (rewrite_ssa_into_ssa): Use new interface to
17858 manipulate the duplicated ssa names.
17859 * tree-ssanames.c (ssa_names_to_rewrite): New variable.
17860 (marked_for_rewrite_p, any_marked_for_rewrite_p, mark_for_rewrite,
17861 unmark_all_for_rewrite, marked_ssa_names, release_ssa_name_force):
17863 (release_ssa_name): Do not release ssa names that may have multiple
17865 * tree.h (release_ssa_name_force, mark_for_rewrite,
17866 unmark_all_for_rewrite, marked_for_rewrite_p, any_marked_for_rewrite_p,
17867 marked_ssa_names): Declare.
17868 * tree-ssa-loop-ch.c (mark_defs_for_rewrite): Remove.
17869 (duplicate_blocks): Remove call to mark_defs_for_rewrite.
17870 Update call to rewrite_ssa_into_ssa.
17872 2004-08-04 Mark Mitchell <mark@codesourcery.com>
17874 * defaults.h (TARGET_DECLSPEC): New macro.
17875 * c-cppbuiltin.c (c_cpp_builtins): Handle TARGET_DECLSPEC.
17876 * config/arm/pe.h (SUBTARGET_CPP_SPEC): Remove __declspec support.
17877 * config/arm/symbian.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
17878 * config/i386/beof-elf.h (TARGET_OS_CPP_BUILTINS): Remove
17879 __declspec support.
17880 (TARGET_DECLSPEC): Define.
17881 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Remove
17882 __declspec support.
17883 * config/i386/i386-interix.h (TARGET_OS_CPP_BUILTINS): Remove
17884 __declspec support.
17885 (TARGET_DECLSPEC): Define.
17886 * config/mcore/mcore.h (TARGET_CPU_CPP_BUILTINS): Remove
17887 __declspec support.
17888 * config/sh/symbian-pre.h (SUBTARGET_CPP_SPEC): Remove __declspec
17890 * doc/tm.texi (TARGET_DECLSPEC): Document.
17892 * doc/extend.texi: Fix typo in comment.
17894 2004-08-04 Paul Brook <paul@codesourcery.com>
17896 * target-def.h (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
17897 (TARGET_CXX): Use it.
17898 * target.h (struct gcc_target): Add cdtor_returns_this.
17899 * config/arm/arm.c (arm_cxx_cdtor_returns_this): New function.
17900 (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
17901 * doc/tm.texi: Document TARGET_CXX_CDTOR_RETURNS_THIS.
17903 2004-08-03 Nathan Sidwell <nathan@codesourcery.com>
17905 * c-lex.c (narrowest_unsigned_type, narrowest_signed_type): Take
17906 low/high pair. Do range checking directly.
17907 (interpret_integer): Adjust.
17909 2004-08-04 Nick Clifton <nickc@redhat.com>
17911 * config/sh/sh.h (TARGET_SWITCHES): Add no-renesas to select the
17913 * doc/invoke.texi: Document this new switch and also the -mrenesas
17916 2004-08-04 Nathan Sidwell <nathan@codesourcery.com>
17918 * cfglayout.c (insn_locators_initialize): Update the current
17919 location before initializing a location.
17921 2004-08-03 Zack Weinberg <zack@codesourcery.com>
17923 * dbxout.c (dbxout_function_decl): Always call dbxout_function_end.
17924 (dbxout_function_end): Return after emitting the "Lscope" symbol
17925 under the same conditions that this function formerly wasn't called.
17926 Add explanatory comments.
17929 * c-decl.c (record_builtin_type): Call debug_hooks->type_decl
17933 * dbxout.c (dbx_output_lbrac, dbx_output_rbrac): New
17934 functions, broken out of dbxout_block.
17935 (dbxout_block): The block at depth 0 should get LBRAC/RBRAC
17936 stabs too, if it contains symbols. Use the begin_label and
17937 the Lscope label (emitted by dbxout_function_end) for the
17938 range of this block.
17940 2004-08-03 Nathanael Nerode <neroden@gcc.gnu.org>
17942 * doc/install.texi: Update autoconf version requirements.
17944 2004-08-03 Zack Weinberg <zack@codesourcery.com>
17946 * defaults.h (LEGITIMATE_PIC_OPERAND_P): Provide default definition.
17947 * recog.c (general_operand, immediate_operand, nonmemory_operand)
17948 (asm_operand_ok): Remove #ifdefs on LEGITIMATE_PICOPERAND_P.
17949 * regclass.c (record_reg_classes): Likewise.
17950 * reload.c (find_reloads): Likewise.
17951 * reload1.c (reload): Likewise.
17953 2004-08-03 Zack Weinberg <zack@codesourcery.com>
17955 * gensupport.c (init_md_reader_args_cb): Renamed from
17956 init_md_reader_args. Add third option, callback function for
17957 parsing program-specific options. Add diagnosis of incorrect
17958 number of input files.
17959 (init_md_reader): Fold into init_md_reader_args_cb.
17960 (init_md_reader_args): Now a thin wrapper around
17961 init_md_reader_args_cb.
17962 * gensupport.h: Update prototypes.
17964 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
17965 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
17966 * genrecog.c: No need to diagnose lack of an input file;
17967 init_md_reader_args will handle it.
17968 * genconditions.c: Likewise, and use init_md_reader_args.
17969 * genconstants.c: Likewise, and no need to call read_md_rtx.
17971 2004-08-03 Joseph S. Myers <jsm@polyomino.org.uk>
17973 * c-decl.c (implicitly_declare): Diagnose incompatible implicit
17976 2004-08-03 Mike Stump <mrs@apple.com>
17978 * config/darwin-c.c: Don't search in "/Local/Library/Frameworks"
17980 * doc/invoke.texi (Darwin Options): Update to reflect above.
17982 2004-08-03 Roger Sayle <roger@eyesopen.com>
17984 PR middle-end/16790
17985 * fold-const.c (extract_muldiv_1) <NOP_EXPR>: Disallow local
17986 truncations, not just global truncations.
17988 2004-08-03 Andrew Pinski <apinski@apple.com>
17991 * loop-iv.c (simplify_using_assignment): Initialize lhs.
17993 2004-08-03 Paul Brook <paul@codesourcery.com>
17995 * gcc/doc/install.texi: Document MPFR requirement.
17997 2004-08-03 Maciej W. Rozycki <macro@linux-mips.org>
17999 * aclocal.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Check for <sys/mman.h>
18000 and mmap() explicitly instead of relying on preset autoconf cache
18002 * configure: Regenerate.
18004 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
18007 * config.gcc (i[34567]86-*-* | x86_64-*-*): Add i386/t-gmm_malloc
18009 (i[34567]86-*-linux*aout* | i[34567]86-*-linux*libc1): Likewise.
18010 (i[34567]86-*-linux* | x86_64-*-linux*): Add i386/t-pmm_malloc
18013 * config/i386/t-gmm_malloc: New file.
18014 * config/i386/t-pmm_malloc: Likewise.
18016 * config/i386/xmmintrin.h: Include <mm_malloc.h>.
18018 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
18019 Tanguy Fautrà <tfautre@pandora.be>
18021 * config/i386/pmm_malloc.h: New file.
18023 2004-08-03 Danny Smith <dannysmith@users.sourceforge.net>
18025 * config/i386/gmm_malloc.h: New file.
18027 2004-08-03 Dale Johannesen <dalej@apple.com>
18029 * config/rs6000/rs6000.c (machopic_output_stub): Align Darwin stubs.
18030 * c-common.c: Include opts.h.
18031 (c_common_get_alias_set): Fix check for a single input file.
18032 * toplev.c: Remove current_file_decl.
18035 2004-08-03 Mark Mitchell <mark@codesourcery.com>
18037 * config.gcc (arm*-*-symbianelf*): New target.
18038 * config/arm/symbian.h: New file.
18040 * gthr-gnat.c: Add visibility #pragmas.
18041 * gthr-gnat.h : Likewise.
18042 * gthr.h: Likewise.
18043 * libgcc2.c (__ffsSI2): Move prototype to libgcc2.h.
18044 (__ffsDI2): Likewise.
18045 (__clzSI2): Likewise.
18046 (__ctzSI2): Likewise.
18047 (__ctzDI2): Likewise.
18048 (__popcountSI2): Likewise.
18049 (__popcountDI2): Likewise.
18050 (__paritySI2): Likewise.
18051 (__parityDI2): Likewise.
18052 * libgcc2.h: Add visibility #pragmas.
18053 (__clzDI2): Add prototype.
18054 (__clzSI2): Likewise.
18055 (__ctzSI2): Likewise.
18056 (__ffsDI2): Likewise.
18057 (__ffsSI2): Likewise.
18058 (__ctzDI2): Likewise.
18059 (__popcountSI2): Likewise.
18060 (__popcountDI2): Likewise.
18061 (__paritySI2): Likewise.
18062 (__parityDI2): Likewise.
18063 * unwind-dw2-fde.h: Add visibility #pragmas.
18064 * unwind.h: Likewise.
18066 2004-08-03 David Edelsohn <edelsohn@gnu.org>
18067 Dale Johannesen <dalej@apple.com>
18068 Roger Sayle <roger@eyesopen.com>
18070 * config/rs6000/rs6000.c (rs6000_rtx_costs): Calculate cost of
18071 constants more accurately. Adjust costs for FMA instructions.
18072 Add cases for most logical and float operations. Recurse into
18075 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
18077 * config.gcc (strongarm-*, xscale-*): Add t-arm to tmake_files.
18079 2004-08-03 Pat Haugen <pthaugen@us.ibm.com>
18081 * ra-build.c (conflicts_between_webs): For webs that cross a call add
18082 conflicts to regs_invalidated_by_call.
18084 2004-08-03 Paul Brook <paul@codesourcery.com>
18086 * config/arm/arm.c (emit_sfm): Only emit a single frame adjustment.
18088 2004-08-03 Jan Hubicka <jh@suse.cz>
18090 * coverage.c (tree_coverage_counter_ref): Fix computation of the new
18091 ARRAY_REF argument.
18093 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
18095 * arm-cores.def: Sort by architecture. Add arm946es, arm966es,
18096 arm968es, arm10e, arm1020e, arm1022e.
18097 * invoke.texi: Update list of ARM cores.
18098 * arm-tune.md: Regenerate.
18100 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
18102 * arm/gentune.sh: New file.
18103 * arm/t-arm: New file.
18104 * arm/arm-tune.md: New file (autogenerated).
18105 * config.gcc (arm*-*-*): Add t-arm to tmake_file for all variants.
18106 * arm.md (attribute tune): Delete. Include arm-tune.md.
18108 2004-08-03 Paolo Bonzini <bonzini@gnu.org>
18110 * gcc.c (add_prefix, add_sysrooted_prefix): Remove
18111 penultimate parameter. All callers adjusted.
18112 (struct prefix_list): Remove used_flag_ptr.
18113 (find_a_file): Do not set *pl->used_flag_ptr.
18114 (warn_B, warn_std_ptr): Remove.
18116 2004-08-03 Yossi Markovich <yossim@il.ibm.com>
18117 Mostafa Hagog <mustafa@il.ibm.com>
18119 * config/rs6000/altivec.md (altivec_vnmsubfp): Fix wrong pattern.
18121 2004-08-02 Geoffrey Keating <geoffk@apple.com>
18123 * dwarf2out.c (output_call_frame_info): Don't change data format
18124 due to TARGET_USES_WEAK_UNWIND_INFO. Always refer to the local
18125 label. Use 'true' not '1'.
18126 * doc/install.texi (powerpc-*-darwin*): Mention cctools version
18129 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
18131 * gdbinit.in: Reflect previous changes to rtunion_def.
18133 2004-08-02 Roger Sayle <roger@eyesopen.com>
18135 * fold-const.c (fold) <TRUNC_MOD_EXPR>: The transformation "X % -Y"
18136 -> "X % Y" is only valid for TRUNC_MOD_EXPR.
18138 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
18140 * vec.h (DEF_VEC_P): Add proper cast to uses of vec_o_reserve and
18142 * langhooks.h (lang_hooks::builtin_function): Rename parameter
18143 from "class" to "bt_class".
18145 2004-08-02 Paul Brook <paul@codesourcery.com>
18147 PR rtl-optimization/15068
18148 * flow.c (init_propagate_block_info): Check condition is reversible.
18150 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
18152 * gengtype.h (options::info): Change type to const char *.
18153 (enum gc_used_enum): Move out of struct type scope.
18154 * gengtype.c (create_option): Convert initializer for option::info to
18156 (adjust_field_type, walk_type, write_func_for_structure,
18157 write_root, write_roots): Remove pointless cast.
18159 2004-08-02 J"orn Rennecke <joern.rennecke@superh.com>
18161 * genopinit.c (gen_insn): Check for MODE_COMPLEX_FLOAT patterns for $F.
18163 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
18165 * rtl.h (union rtunion_def): Have all members start with the
18167 (XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE, XBBDEF, XTMPL,
18168 X0INT, X0UINT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
18169 X0MEMATTR, X0BBDEF, X0REGATTR, XCINT, XCUINT, XCSTR, XCEXP,
18170 XCVEC, XCMODE, XCBITMAP, XCTREE, XCBBDEF, XC2EXP): Adjust members
18172 * gengtype.c (adjust_field_rtx_def): Likewise.
18173 * rtlanal.c (loc_mentioned_in_p): Likewise.
18175 2004-08-02 Richard Sandiford <rsandifo@redhat.com>
18177 * config.gcc (mips*-*-elf*, mips*-*-rtems*): Add elfos.h to tm_file.
18178 Replace uses of mips/elf64.h with mips/elf.h
18179 * config/mips/elf.h (MAX_OFILE_ALIGNMENT, TARGET_ASM_NAMED_SECTION)
18180 (TYPE_OPERAND_FMT, TYPE_ASM_OP, SIZE_ASM_OP, BSS_SECTION_ASM_OP)
18181 (ASM_OUTPUT_ALIGNED_BSS, ASM_WEAKEN_LABEL, ASM_OUTPUT_WEAK_ALIAS)
18182 (MAKE_DECL_ONE_ONLY, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP)
18183 (HANDLE_SYSV_PRAGMA): Delete.
18184 (ASM_OUTPUT_DEF): Fix formatting.
18185 * config/mips/elf64.h: Delete.
18187 2004-08-01 Zack Weinberg <zack@codesourcery.com>
18189 * config/ia64/ia64.c (got_symbolic_operand): Do require a
18190 symbol+offset operand to have its offset be zero mod 0x3fff
18191 when GOT entries are in use. Clarify logic in SYMBOL_REF
18192 case. Clarify comments.
18193 (ia64_expand_load_address): Split a symbol+offset load when
18194 the offset is nonzero mod 0x3fff, not 0x1fff.
18196 2004-08-01 Geoffrey Keating <geoffk@apple.com>
18198 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Just abort
18199 if trying to *store* to a non-offsettable address.
18200 * config/rs6000/rs6000.md (movtf_internal): Don't move GPRs to
18201 a nonoffsettable address.
18202 (movdi_internal32): Don't move GPRs to a nonoffsettable address.
18204 (movti_string): Don't move GPRs to a nonoffsettable address.
18205 (movti_ppc64): Don't move GPRs to a nonoffsettable address. Clean up.
18207 2004-08-02 Ben Elliston <bje@au.ibm.com>
18210 * config/rs6000/altivec.h: Replace typeof with __typeof__.
18212 2004-08-01 Richard Henderson <rth@redhat.com>
18214 * expr.c (expand_expr_real_1) <normal_inner_ref>: Fix crash with
18215 variable sized types.
18217 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
18219 * doc/invoke.texi: In the MIPS options section, remove the passage
18220 saying that -mexplicit-relocs is usually disabled for -mabicalls
18221 -fno-unit-at-a-time.
18222 * config/mips/mips.c (override_options): Remove the code that enforced
18225 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
18227 * config/mips/mips.md (cprestore): Provide two alternatives, one for
18228 an in-range offset and one for an out-of-range offset. Wrap the latter
18229 in .set macro/.set nomacro if it's inside a .set nomacro block.
18231 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
18233 * config/mips/mips-protos.h (mips_gp_save_slot): Remove.
18234 (mips_restore_gp): Declare.
18235 * config/mips/mips.c (mips_add_offset): Add a scratch register
18236 argument. Reimplement in rtl only, reusing MIPS16 logic from
18237 mips_output_mi_thunk.
18238 (mips_legitimize_address, mips_legitimize_const_move): Adjust calls
18239 to mips_add_offset.
18240 (mips_gp_save_slot): Delete.
18241 (mips_restore_gp): New function.
18242 (mips_set_return_address, mips_output_mi_thunk): Use mips_add_offset.
18243 * config/mips/mips.md (exception_receiver): Turn into a
18244 define_insn_and_split. Use mips_restore_gp to do the split.
18245 (call_internal, call_value_internal, call_value_multiple_internal): Use
18246 mips_restore_gp to restore $gp.
18248 2004-07-31 Andrew Pinski <apinski@apple.com>
18251 * mkheaders.in (libsubdir): s/gcc-lib/gcc/.
18253 2004-07-31 Joseph S. Myers <jsm@polyomino.org.uk>
18255 * c-decl.c (diagnose_mismatched_decls): Give error for external
18256 redeclaration of identifier declared with no linkage, not just
18257 warning with -Wtraditional. Do not check DECL_CONTEXT to give
18258 error for redeclaration with no linkage.
18260 2004-07-30 Geoffrey Keating <geoffk@apple.com>
18261 Fariborz Jahanian <fjahanian@apple.com>
18263 * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Permit
18264 non-offsettable addresses even for DImode.
18265 (rs6000_split_multireg_move): Cope with non-offsettable addresses
18266 being moved into multiple GPRs.
18268 * config/rs6000/rs6000.c (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Default
18270 (rs6000_override_options): Use RS6000_DEFAULT_LONG_DOUBLE_SIZE.
18271 * config/rs6000/darwin.h (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define
18273 * config/rs6000/darwin-ldouble.c (isless): New macro.
18275 (nonfinite): New macro.
18277 (_xlqadd): Completely rewrite.
18278 (_xlqmul): Correct overflow handling.
18279 (_xlqdiv): Correct overflow handling.
18280 * config/rs6000/darwin-ldouble-format: New file.
18282 2004-07-30 Roger Sayle <roger@eyesopen.com>
18283 Richard Henderson <rth@redhat.com>
18285 * config/i386/i386.md: New peephole2's to convert imul by 3, 5 or
18286 9 into the equivalent lea instruction.
18288 2004-07-30 Richard Henderson <rth@redhat.com>
18290 * gimplify.c (gimplify_expr) <case CONST_DECL>: Don't replace
18291 with DECL_INITIAL if fb_lvalue.
18292 * tree-gimple.c (is_gimple_id): Add CONST_DECL.
18293 * tree-pretty-print.c (dump_decl_name): Dump unnamed CONST_DECL
18295 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Fold CONST_DECL.
18297 2004-07-30 Diego Novillo <dnovillo@redhat.com>
18299 * tree-ssa-alias.c (compute_points_to_and_addr_escape): If a
18300 pointer escapes through a function call, assume that the
18301 callee will dereference it.
18302 (add_pointed_to_var): Assume that VALUE is always an
18304 (collect_points_to_info_r): Only call add_pointed_to_var if
18305 the value is an ADDR_EXPR.
18307 2004-07-30 Diego Novillo <dnovillo@redhat.com>
18309 * tree-ssa-alias.c (create_alias_map_for): Do not get the
18310 alias set of the inner type of ARRAY_TYPEs.
18312 2004-07-29 Diego Novillo <dnovillo@redhat.com>
18314 * tree-ssa-ccp.c (visit_assignment): Move code to prevent
18315 setting a non-register to UNDEFINED right before the call to
18318 2004-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
18320 * config/sh/lib1funcs.asm: Make aliases movstr* for movmem*.
18322 2004-07-29 Diego Novillo <dnovillo@redhat.com>
18324 * tree-ssa.c (verify_flow_sensitive_alias_info): When
18325 comparing points-to sets of different pointers, make sure the
18326 second pointer is actually referenced in the code.
18328 2004-07-29 Zack Weinberg <zack@codesourcery.com>
18330 * config/ia64/ia64.c (setjmp_operand): Delete, unused.
18331 (got_symbolic_operand): Remove unreachable code.
18332 * config/ia64/ia64.h (PREDICATE_CODES): Remove entry for
18333 setjmp_operand; add entry for tls_symbolic_operand.
18334 * config/ia64/ia64-protos.h: Remove all prototypes of
18335 predicate functions.
18337 2004-07-29 Mark Mitchell <mark@codesourcery.com>
18339 * c-common.h (lang_post_pch_load): New variable.
18340 * c-pch.c (lang_post_pch_load): Define it.
18341 (c_common_read_pch): Use it.
18342 * cgraphunit.c (record_call_1): Give the front end a chance to
18343 record additional needed entities when a variable is marked as
18345 * tlink.c (recompile_files): Robustify.
18346 (scan_linker_output): If a symbol is assigned to a file,
18347 but after recompilation is not present there, issue an error
18350 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
18352 * tree-ssa-loop-im.c (force_move_till_expr, force_move_till):
18353 Take orig_loop argument and pass it to set_level.
18354 (schedule_sm): Pass the correct orig_loop to force_move_till.
18356 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
18358 * cfgloop.c (update_latch_info): Update dominator of the new block.
18359 (canonicalize_loop_headers, flow_loops_find): Do not free dominance
18361 * dominance.c (verify_dominators): Check that the dominance tree is
18363 (recount_dominator): Ignore unreachable blocks.
18364 (iterate_fix_dominators): Cleanup old dominance information before
18367 2004-07-29 Diego Novillo <dnovillo@redhat.com>
18369 * tree-ssa-operands.c (get_expr_operands): Revert changes
18370 to ADDR_EXPR processing introduced by:
18371 2004-06-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18372 * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
18374 2004-07-29 Joseph S. Myers <jsm@polyomino.org.uk>
18376 * doc/implement-c.texi: Add C90 subclause references. Point to
18377 preprocessor documentation instead of duplicating it. Add points
18378 only present in C90. Fill in documentation for all points.
18380 2004-07-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18382 * pa.c (output_movb): Correct typo.
18384 2004-07-29 Pat Haugen <pthaugen@us.ibm.com>
18386 * ra.h (single_reg_in_regclass): Declare.
18387 * ra.c (single_reg_in_regclass): Define.
18388 (first_hard_reg): New.
18389 (init_ra): Initialize single_reg_in_regclass.
18390 * ra-colorize.c (ok_class): New.
18391 (coalesce, aggressive_coalesce, extended_coalesce_2): Use it.
18393 2004-07-29 Nathan Sidwell <nathan@codesourcery.com>
18395 * gcov-io.h: Allow zero tag as EOF indicator.
18396 (gcov_is_eof): Remove.
18397 (gcov_truncate): Remove.
18398 * gcov-io.c (gcov_seek): Always SEEK_SET.
18399 * libgcov.c (gcov_exit): Don't use gcov_truncate. Write explicit
18401 * coverage.c (read_counts_file): Don't use gcov_is_eof.
18402 * gcov-dump.c (dump_file): Likewise.
18403 * gcov.c (read_graph_file, read_count_file): Likewise.
18405 * c-decl.c (complete_array_type): Don't gratuitously copy
18406 maxindex. Check it always has a type.
18408 2004-07-29 Steven Bosscher <stevenb@suse.de>
18410 * rtl.c (currently_expanding_to_rtl): New.
18411 * rtl.h (currently_expanding_to_rtl): Export it.
18412 * cfgexpand.c (tree_cfg_expand): Set/clear it at entry/exit.
18414 * config/alpha/alpha.c (alpha_expand_mov): Remove old RTL
18416 * config/sh/sh.c: Replace rtx_equal_function_value_matters
18417 with currently_expanding_to_rtl.
18418 * config/sh/sh.md: Likewise.
18419 * config/ia64/ia64.c (got_symbolic_operand): Likewise.
18421 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
18423 Introduce sh2a support.
18424 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
18425 * config.gcc: Build multilibs for sh2a and sh2a-single by
18427 * config/sh/sh.h (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Define by
18428 default. Split their tests out of the corresponding SH4
18430 * config/sh/t-sh (MULTILIB_MATCHES): Don't ever use SH4 or SH4a
18431 multilibs for SH2a.
18432 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
18433 * config.gcc: Handle sh2a multilibs and cpu selection.
18434 * config/sh/sh.h: Likewise. Handle sh2a command line flags.
18435 * config/sh/t-mlib-sh2a: New.
18436 * config/sh/t-mlib-sh2a-nofpu: New.
18437 * config/sh/t-mlib-sh2a-single: New.
18438 * config/sh/t-mlib-sh2a-single-only: New.
18439 2004-07-09 Nick Clifton <nickc@redhat.com>
18441 * config/sh/sh.h (DRIVER_SELF_SPECS): Issue an error message if
18442 -ml and -m2a are used together.
18443 2004-03-23 DJ Delorie <dj@redhat.com>
18444 * config/sh/sh.c (sh_builtin_saveregs): Use the double code only
18445 when we have a double-sized FPU.
18446 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
18447 * config/sh/lib1funcs.asm (set_fpscr): Don't build if __SH2A_NOFPU__
18449 * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Add cases for -msh2a-nofpu,
18450 -msh2a-single and -msh2a-single-only
18451 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
18452 * config/sh/crt1.asm: Don't generate FPU instructions if __SH2A_NOFPU__
18454 2004-02-20 DJ Delorie <dj@delorie.com>
18455 * config/sh/sh.md (movsf_i, movsf_ie, movsf, ble, bge): Disable for sh2a-nofpu.
18456 2004-02-20 Fred Fish <fnf@redhat.com>,
18457 Corinna Vinschen <vinschen@redhat.com>
18458 * config/sh/t-sh (MULTILIB_OPTIONS): Add 2a-nofpu.
18459 (MULTILIB_EXCEPTIONS): Don't build littel-endian on sh2a.
18460 2004-02-18 DJ Delorie <dj@redhat.com>
18461 * config/sh/sh.c (broken_move): Add support for movi20.
18462 * config/sh/sh.h: Likewise.
18463 (SHIFT_COUNT_TRUNCATED): Set for sh2a.
18464 * config/sh/sh.md (udivsi3_sh2a): New.
18465 (udivsi3): Call it.
18466 (divsi3_sh2a): New.
18469 (ashlsi3_sh2a): New.
18470 (ashrsi3_sh2a): New.
18471 (lshrsi3_sh2a): New.
18472 (movsi_i): Disable for sh2a.
18473 (movsi_ie): Add movi20.
18474 (movsf_i, movsf_ie, movsf, ble, untyped_call): Explicitly enable
18475 sh2a, for -m2a-nofpu mode.
18476 2004-02-13 DJ Delorie <dj@redhat.com>
18477 * config/sh/lib1funcs.asm: Handle double vs single better.
18478 * config/sh/sh.h: Likewise.
18479 2004-02-09 DJ Delorie <dj@redhat.com>
18480 * config/sh/crt1.asm: Add support for sh2a.
18481 * config/sh/elf.h: Likewise.
18482 * config/sh/lib1funcs.asm: Likewise.
18483 * config/sh/sh.c: Likewise.
18484 * config/sh/sh.md: Likewise.
18485 * config/sh/sh.h: Likewise.
18486 * config/sh/t-sh: Likewise.
18488 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
18490 * config/frv/frv.md (movqi_internal, movhi_internal,
18491 movsi_internal): Add backup alternatives for memory inputs.
18493 2004-07-28 Matt Austern <austern@apple.com>
18495 * config/darwin.c (darwin_one_byte_bool): New global variable.
18496 * config/darwin.h (darwin_one_byte_bool): Declare.
18497 (SUBTARGET_OPTIONS): Define macro. (for -mone-byte-bool flag.)
18498 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Conditionalize on
18499 value of darwin_one_byte_bool.
18500 * doc/invoke.texi: Document -mone-byte-bool flag.
18502 2004-07-28 Eric Christopher <echristo@redhat.com>
18504 * c-common.c (c_common_unsafe_for_reeval): Delete.
18505 * c-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete use.
18506 * c-pretty-print.c (pp_c_expression): Delete UNSAVE_EXPR case.
18507 * calls.c (fix_unsafe_tree): Delete.
18508 (expand_call): Delete code which used above.
18509 * dojump.c (do_jump): Delete UNSAVE_EXPR case.
18510 * expr.c (expand_expr_real_1): Ditto.
18511 * fold-const.c (non_lvalue): Ditto.
18512 * langhooks-def.h (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
18513 (lhd_unsafe_for_reeval): Ditto.
18514 * langhooks.c (lhd_unsafe_for_reeval): Ditto.
18515 * langhooks.h (unsafe_for_reeval): Ditto.
18516 (unsave_expr_now): Adjust comment.
18517 * tree-inline.c (copy_body_r): Delete UNSAVE_EXPR bits.
18518 (estimate_num_insns_1): Ditto.
18519 * tree-pretty-print.c (dump_generic_node): Ditto.
18520 * tree.c (expr_align): Ditto.
18521 (unsave_expr): Delete.
18522 (unsafe_for_reeval): Ditto.
18523 * tree.h (unsafe_for_reeval, unsave_expr): Ditto.
18524 * tree.def (UNSAVE_EXPR): Delete.
18525 * objc/objc-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
18527 2004-07-28 Zack Weinberg <zack@codesourcery.com>
18529 * tree.h (enum tls_model): Move ...
18530 * coretypes.h: ... here.
18532 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
18534 * config/frv/frv.h (EPILOGUE_USES): New. Use LR.
18536 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
18538 * cse.c (validate_canon_reg): New function, split out from...
18539 (canon_reg): ...here. Use validate_canon_reg for both 'e' and 'E'.
18541 2004-07-28 Diego Novillo <dnovillo@redhat.com>
18543 * tree-ssa-alias.c (maybe_create_global_var): Don't just
18544 return if .GLOBAL_VAR has been created.
18546 2004-07-28 Diego Novillo <dnovillo@redhat.com>
18548 * tree-ssa.c (verify_flow_insensitive_alias_info): Process
18549 every variable that may have aliases, not just tags.
18551 2004-07-28 Aldy Hernandez <aldyh@redhat.com>
18553 * config/rs6000/rs6000.md ("move_from_CR_gt_bit"): Rename to
18554 move_from_CR_eq_bit.
18555 Rename UNSPEC_MV_CR_GT to UNSPEC_MV_CR_EQ.
18558 * config/rs6000/spe.md ("e500_flip_gt_bit"): Rename to
18561 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_gt_bit to
18562 output_e500_flip_eq_bit.
18564 * config/rs6000/rs6000.c (output_e500_flip_gt_bit): Rename to
18565 output_e500_flip_eq_bit.
18566 (rs6000_emit_sCOND): Rename call to output_e500_flip_gt_bit to
18567 output_e500_flip_eq_bit.
18568 Rename gen_move_from_CR_gt_bit to gen_move_from_CR_eq_bit.
18569 (print_operand): case D. Get to EQ bit.
18571 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
18573 * gcov.c (function_summary): Add missing \n.
18575 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
18577 Introduce sh4a support.
18578 * config.gcc: Handle sh4a multilibs and cpu selection.
18579 * config/sh/sh.h: Likewise. Handle sh4a command line flags.
18580 * config/sh/t-mlib-sh4a: New.
18581 * config/sh/t-mlib-sh4al: New.
18582 * config/sh/t-mlib-sh4a-nofpu: New.
18583 * config/sh/t-mlib-sh4a-single: New.
18584 * config/sh/t-mlib-sh4a-single-only: New.
18585 2004-02-20 DJ Delorie <dj@redhat.com>
18586 * config/sh/sh.md ("movua"): Change constraint from "m" to "Sua".
18587 * config/sh/sh.h (EXTRA_CONSTRAINT_S): Add "Sua" support.
18588 2003-08-22 Eric Christopher <echristo@redhat.com>
18589 * config/sh/sh4a.md: Update for chip errata.
18590 2003-08-07 Eric Christopher <echristo@redhat.com>
18591 * config/sh/sh4a.md: New file. sh4a processor description.
18592 2003-07-08 Alexandre Oliva <aoliva@redhat.com>
18593 * config/sh/sh.h (TARGET_SWITCHES): Added 4al. Adjust description
18595 (SH_ASM_SPEC): Pass -dsp for -m4al, not -m4a-nofpu.
18596 * config/sh/t-sh (MULTILIB_MATCHES): Map -m4al to -m4a-nofpu.
18597 * doc/invoke.texi (SH Options): Document -m4al.
18598 2003-07-03 Alexandre Oliva <aoliva@redhat.com>
18599 * config/sh/sh.c (expand_block_move): Remove commented-out code
18600 checked in by mistake.
18601 (sh_cannot_change_mode_class): Enable SUBREGs to be used to select
18602 single elements from SFmode vectors.
18603 * config/sh/sh.md (fsca): Use VEC_CONCAT to initialize the output
18605 (sinsf2, cossf2, sindf2, cosdf2): Don't emit CLOBBER.
18606 2003-07-01 Alexandre Oliva <aoliva@redhat.com>
18607 * config/sh/sh.h (sh_fsca_sf2int, sh_fsca_df2int,
18608 sh_fsca_int2sf): Remove variable declarations.
18609 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
18610 sh_fsca_int2sf): New functions.
18611 (sh_fsca_sf2int_rtx, sh_fsca_df2int_rtx,
18612 sh_fsca_int2sf_rtx): New static variables.
18613 * config/sh/sh-protos.h (sh_fsca_sf2int, sh_fsca_df2int,
18614 sh_fsca_int2sf): Declare.
18615 * config/sh/sh.md: Adjust.
18616 * doc/invoke.texi (SH Options): Document new options.
18617 * config/sh/lib1funcs.asm (ic_invalidate): Remove SH4a forward
18618 compatibility from SH4 code.
18619 2003-06-27 Alexandre Oliva <aoliva@redhat.com>
18620 * config/sh/sh.c (expand_block_move): Don't emit POST_INC too
18622 (memory_movsrc_operand): Renamed to...
18623 (unaligned_load_operand): ... this. Simplified.
18624 * config/sh/sh.h (PREDICATE_CODES): Adjust.
18625 * config/sh/sh.md (movua, extv, extzv): Likewise. Change movua's
18626 input operand to SImode, and adjust the others. Introduce
18627 post-increment by peephole.
18628 * config/sh/sh.c (expand_block_move): Give the target address the
18629 same mode as the temp reg.
18630 * config/sh/sh.c (expand_block_move): Use a temp reg for unaligned
18632 2003-06-26 Alexandre Oliva <aoliva@redhat.com>
18633 Introduce support for SH4a.
18634 * config/sh/lib1funcs.asm (ic_invalidate): Use icbi if
18635 __SH4A__. Emit 4 4kb blocks and touch all of them otherwise.
18636 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
18637 sh_fsca_int2sf): New.
18638 (sh_init_builtins): Initialize them.
18639 (print_operand): Support `d'.
18640 (expand_block_move): Use movua if src is misaligned.
18641 (memory_movsrc_operand): New.
18642 * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Define __SH4A__
18643 and one of the SH4 macros.
18644 (SH4A_BIT, TARGET_SH4A_ARCH, TARGET_SH4A_FP,
18645 SELECT_SH4A_NOFPU, SELECT_SH4A_SINGLE_ONLY, SELECT_SH4A,
18646 SELECT_SH4A_SINGLE): New.
18647 (TARGET_NONE): Add SH4A_BIT.
18648 (TARGET_SWITCHES): Add 4a-single-only, 4a-single, 4a-nofpu and 4a.
18649 (SH_ASM_SPEC): Pass -dsp if -m4a-nofpu.
18650 (sh_fsca_sf2int, sh_fsca_df2int, sh_fsca_int2sf): Declare.
18651 (OVERRIDE_OPTIONS): Set cpu to CPU_SH4A when appropriate.
18652 (enum processor_type): Added PROCESSOR_SH4A.
18653 (PREDICATE_CODES): Add memory_movsrc_operand.
18654 * config/sh/sh.md: Removed unused variables.
18655 (attr cpu): Add sh4a.
18656 (attr type): Add movua, fsrra and fsca.
18657 (prefetch): New, for SH4.
18658 (ic_invalidate_line, ic_invalidate_line_sh4a): Use icbi.
18659 (toggle_sz): Set type to fp.
18660 (toggle_pr, rsqrtsf2, fsca, sinsf2, cossf2, sindf2, cosdf2): New.
18661 (movua, extv, extzv): New.
18662 * config/sh/t-sh: Add multilibs for 4a, 4a-nofpu, 4a-single
18663 and 4a-single-only.
18665 2004-07-28 Diego Novillo <dnovillo@redhat.com>
18667 * tree-optimize.c (init_tree_optimization_passes): Schedule
18668 pass_may_alias right after the program is renamed into SSA.
18669 * tree-pass.h (PROP_alias): Define.
18670 * tree-outof-ssa.c (pass_del_ssa): Require PROP_alias.
18671 * tree-sra.c (pass_sra): Likewise.
18672 * tree-ssa-ccp.c (pass_ccp): Likewise.
18673 * tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise.
18674 * tree-ssa-dce.c (pass_dce): Likewise.
18675 * tree-ssa-dom.c (pass_dominator): Likewise.
18676 * tree-ssa-dse.c (pass_dse): Likewise.
18677 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
18678 * tree-ssa-loop-ch.c (pass_ch): Likewise.
18679 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
18680 * tree-ssa-pre.c (pass_pre): Likewise.
18681 * tree-tailcall.c (pass_tail_recursion): Likewise.
18682 * tree-ssa.c (pass_redundant_phi): Likewise.
18683 * tree-ssa-alias.c (aliases_computed_p): Remove.
18685 (init_alias_info): Do not mark all type tags for renaming
18687 Clear may_aliases from every symbol.
18688 (setup_pointers_and_addressables): If a pointer has not been
18689 dereferenced and it had a type tag, clear it and mark the old
18692 2004-07-28 Diego Novillo <dnovillo@redhat.com>
18694 PR tree-optimization/16705
18695 * tree-ssa-alias.c (create_global_var): Set DECL_EXTERNAL on
18698 2004-07-27 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18700 * expr.c (expand_expr_real_1, case PARM_DECL): Remove obsolete error
18703 * gimplify.c (maybe_with_size_expr): If already have WITH_SIZE_EXPR,
18704 don't make another one.
18706 PR optimization/15077
18707 * function.h (struct function): Add field saved_static_chain_decl.
18708 Fix comment for static_chain_decl.
18709 * tree-inline.c (save_body): Add new arg and handle static_chain_decl.
18710 * tree-inline.h (save_body): Add new arg.
18711 * tree-optimize.c (tree_rest_of_compilation): Handle saving
18714 2004-07-27 Richard Henderson <rth@redhat.com>
18716 * gimplify.c (is_gimple_addr_expr_arg_or_indirect): Remove.
18717 (gimplify_modify_expr, gimplify_addr_expr, gimplify_expr): Use
18718 is_gimple_addressable.
18719 * tree-gimple.c (is_gimple_addressable): Rename from
18720 is_gimple_addr_expr_arg; accept INDIRECT_REF.
18721 (is_gimple_lvalue): Don't test INDIRECT_REF directly.
18722 * tree-gimple.h, tree-sra.c, tree-ssa-loop-im.c: Update for
18723 rename to is_gimple_addressable.
18725 2004-07-28 Alan Modra <amodra@bigpond.net.au>
18727 * config/rs6000/rs6000.c (function_arg_padding): Pad SFmode upwards.
18729 2004-07-27 Richard Henderson <rth@redhat.com>
18731 * function.c (assign_stack_local_1): Widen alignment to HOST_WIDE_INT
18734 2004-07-27 Zack Weinberg <zack@codesourcery.com>
18736 * libgcc2.c: Change all conditionals testing
18737 LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 96 to == 80.
18738 * libgcc2.h: Likewise.
18739 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Set
18740 TYPE_PRECISION of float80_type to 80.
18741 * config/ia64/ia64.c (ia64_init_builtins): Set TYPE_PRECISION
18742 of fpreg_type and float80_type to 80.
18743 * config/i386/i386.h, config/ia64/ia64.h, config/m68k/m68k.h
18744 * config/m68k/netbsd-elf.h:
18745 Change LONG_DOUBLE_TYPE_SIZE and possibly LIBGCC2_LONG_DOUBLE_TYPE_SIZE
18746 to evaluate to 80 whenever they would formerly have evaluated to 96.
18747 * config/i386/sco5.h: Remove unnecessary redefinition of
18748 LONG_DOUBLE_TYPE_SIZE.
18749 * doc/rtl.texi: Clarify uses of XFmode and TFmode.
18750 * config/i386/i386-modes.def: Use FRACTIONAL_FLOAT_MODE for
18751 XFmode, with a bitsize of 80. Update commentary.
18752 * config/ia64/ia64-modes.def: Likewise.
18753 * config/m68k/m68k-modes.def: Likewise.
18755 2004-07-27 Steven Bosscher <stevenb@suse.de>
18757 * cfgexpand.c (tree_expand_cfg): Fix comment.
18759 * calls.c (expand_call): Ignore rtx_equal_function_value_matters.
18760 * function.c (purge_single_hard_subreg_set, purge_hard_subreg_sets):
18762 (prepare_function_start): Don't set rtx_equal_function_value_matters.
18763 * integrate.c (copy_rtx_and_substitute): Don't test for it.
18764 * passes.c (rest_of_compilation): Don't call purge_hard_subreg_sets.
18765 Don't set rtx_equal_function_value_matters. Don't register RTL hooks
18766 here again. Update leading comment.
18767 * rtl.c (rtx_equal_function_value_matters): Remove.
18768 (rtx_equal_p): Don't test for it.
18769 * simplify-rtx.c (simplify_binary_operation, simplify_subreg):
18772 * rtl.h (enum insn_note): Remove NOTE_INSN_LOOP_END_TOP_COND.
18773 * rtl.c (note_insn_name): Likewise.
18774 * emit-rtl.c (remove_unnecessary_notes): Don't handle it.
18775 * final.c (final_scan_insn): Likewise.
18777 * except.c (finish_eh_generation): Don't call cfg_cleanup from here.
18778 * passes.c (rest_of_handle_eh): Do it here.
18780 * stmt.c (struct nesting): Remove struct nesting block member.
18781 (struct stmt_status): Remove x_block_start_count field.
18782 (current_block_start_count): Remove.
18784 2004-07-27 Brian Booth <bbooth@redhat.com>
18786 * tree-optimize.c (register_one_dump_file): Update condition that uses
18787 static_pass_number.
18788 (dup_pass_1): Replace with...
18789 (next_pass_1): This.
18790 (NEXT_PASS): Call next_pass_1.
18791 (DUP_PASS): Remove.
18792 (init_tree_optimization_passes): Remove uses of DUP_PASS.
18793 (execute_one_pass): Update condition that uses
18794 static_pass_number.
18795 * tree-pass.h (tree_opt_pass): Declare static_pass_number as a signed
18798 2004-07-27 Nick Clifton <nickc@redhat.com>
18800 * config/m32r/m32r.c: Include integrate.h in order to get the
18801 prototype for get_hard_reg_initial_val().
18803 * config/m32r/m32r.md (m32rpipeline): Remove unused value "m32r"
18804 and tidy up indentation.
18805 (final_presence_set): Use absence_set instead, so that if there is
18806 nothing in the "o" pipe the "s" pipe can be scheduled.
18808 2004-07-27 Diego Novillo <dnovillo@redhat.com>
18810 * tree-ssa-alias.c (create_name_tags): Ignore pointers that
18811 don't have PT_VARS nor PT_MALLOC set.
18812 Clear name tag from pointers that have not been dereferenced.
18813 (set_pt_anything, set_pt_malloc): Forward declare.
18814 * tree-ssa-copy.c (may_propagate_copy): Compare alias sets,
18815 not type compatibility when determining if a pointer can be
18818 2004-07-27 Richard Sandiford <rsandifo@redhat.com>
18820 * expr.h (canonicalize_condition, get_condition): Add an int argument.
18821 * gcse.c (fis_get_condition): Reimplement using get_condition, leaving
18822 it to check whether the condition is still valid at the jump insn.
18823 * ifcvt.c (noce_get_condition): Likewise.
18824 (noce_get_alt_condition): Update call to canonicalize_condition.
18825 * loop-iv.c (simplify_using_initial_values): Update call to
18826 get_condition. Remove FIXME.
18827 (check_simple_exit): Update call to get_condition.
18828 * loop-unswitch.c (may_unswitch_on): Likewise.
18829 * loop.c (check_dbra_loop): Likewise.
18830 (canonicalize_condition, get_condition): Add an argument to say whether
18831 the condition must still be valid at INSN.
18832 (get_condition_for_loop): Update call to get_condition. Require that
18833 the condition be valid at INSN.
18834 * predict.c (estimate_probability): Update call to get_condition.
18835 Remove unused earliest parameter.
18836 (expected_value_to_br_prob): Update call to canonicalize_condition.
18838 2004-07-26 Eric Christopher <echristo@redhat.com>
18840 * tree-dfa.c (add_referenced_var): Register initializers of global
18843 2004-07-26 Paolo Bonzini <bonzini@gnu.org>
18845 * config/i386/i386.c (function_arg): Always treat 8-
18846 and 16-byte wide vectors the same, even if MMX/SSE
18848 (contains_128bit_aligned_vector_p): Add comment.
18850 2004-07-26 J"orn Rennecke <joern.rennecke@superh.com>
18852 * ra.h (enum node_type): Rename to:
18853 (enum ra_node_type).
18854 * ra-colorize.c: Likewise.
18856 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
18858 * cfgcleanup.c (try_simplify_condjump): Call update_forwarder_flag
18859 after simplifying the jump.
18861 2004-06-26 Richard Henderson <rth@redhat.com>
18863 * calls.c (combine_pending_stack_adjustment_and_call): Make
18864 preferred_unit_stack_boundary argument unsigned. Make
18865 unadjusted_alignment unsigned.
18866 (expand_call): Make preferred_stack_boundary and
18867 preferred_unit_stack_boundary variables unsigned.
18868 * function.c (assign_stack_local_1): Make alignment unsigned.
18869 * function.h (struct function): Make stack_alignment_needed,
18870 preferred_stack_boundary unsigned.
18871 * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
18872 (ix86_compute_frame_layout): Make stack_alignment_needed,
18873 preferred_alignment variables unsigned.
18874 * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.
18876 2004-07-26 Tom Tromey <tromey@redhat.com>
18878 * tree.h: Fix typo in comment.
18880 2004-07-26 Daniel Jacobowitz <dan@debian.org>
18883 * ggc-zone.c (struct alloc_chunk): Remove attribute packed.
18884 (MAX_FREE_BIN_SIZE): Increase on 64-bit targets.
18885 (ggc_free): Remove incorrect freeing.
18886 (sweep_pages): Advance PP for large pages. Fix indentation.
18888 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
18890 PR rtl-optimization/16643
18891 * cfglayout.h (cfg_layout_initialize): Add a flags parameter.
18892 * cfglayout.c (cfg_layout_initialize): Pass it to cleanup_cfg.
18893 * basic-block.h (reorder_basic_blocks): Add a flags parameter.
18894 * cfglayout.c (reorder_basic_blocks): Pass it to cfg_layout_initialize.
18895 (partition_hot_cold_basic_blocks): Pass 0 to cfg_layout_initialize.
18896 * function.c (thread_prologue_and_epilogue_insns): Likewise.
18897 * rtl.h (tracer): Add a flags parameter.
18898 * tracer.c (tracer): Pass it to cfg_layout_initialise.
18899 * passes.c (rest_of_handle_stack_regs): Pass 0 to reorder_basic_blocks.
18900 (rest_of_handle_reorder_blocks): Update calls to tracer and
18901 reorder_basic_blocks, passing CLEANUP_UPDATE_LIFE if appropriate.
18902 (rest_of_handle_tracer): Pass 0 to tracer.
18903 (rest_of_handle_loop2): Pass 0 to cfg_layout_initialize.
18905 2004-07-25 David Edelsohn <edelsohn@gnu.org>
18908 * config/rs6000/rs6000.md (movdi_internal64): Further disparage
18911 2004-07-24 Nathan Sidwell <nathan@codesourcery.com>
18913 * tree.h (BINFO_BASE_ACCESSES): Accesses are a VEC(tree).
18914 (BINFO_BASE_ACCESS): Adjust.
18915 (BINFO_BASE_ACCESS_APPEND): New.
18916 (struct tree_binfo): Make base_accesses a VEC(tree) pointer.
18917 * dbxout.c (dbxout_type): Adjust binfo access accessing.
18918 * dwarf2out.c (gen_member_die): Likewise.
18919 * tree-dump.c (deque_and_dump): Likewise.
18921 2004-07-26 Falk Hueffner <falk@debian.org>
18923 * config/alpha/alpha.c (alpha_rtx_cost_data): Tweak int_div
18926 2004-07-25 Roger Sayle <roger@eyesopen.com>
18928 * config/i386/i386.c (output_fp_compare): Use ffreep to pop top
18929 value off of the stack if TARGET_USE_FFREEP.
18931 2004-07-26 Bernardo Innocenti <bernie@develer.com>
18933 * gengtype.c (oprintf): Replace xrealloc () with XRESIZEVEC ().
18934 * gengtype-yacc.y: Likewise. Replace free() with XDELETE ().
18935 * c-typeck.c (PUSH_SPELLING): Remove redundant NULL-pointer
18936 check on invocation of XRESIZEVEC ().
18938 2004-07-26 Bernardo Innocenti <bernie@develer.com>
18940 * c-common.c (disable_builtin_function): Rename variable n to
18941 new_disabled_builtin.
18942 * c-decl.c (duplicate_decls): Rename parameter decl to new_decl.
18943 Rename local variable old to old_decl.
18944 * gensupport.c (shift_output_template): Rename parameter old to src.
18945 * simplify-rtx.c (simplify_replace_rtx): Rename parameter oldx to
18946 old_rtx and newx to new_rtx.
18948 2004-07-26 Bernardo Innocenti <bernie@develer.com>
18950 * Makefile.in (C_PRAGMA_H): New variable to track dependencies
18952 * c-pragma.h (c_lex, c_lex_with_flags): Change returntype to
18954 * c-lex.c: Likewise.
18956 2004-07-25 Roger Sayle <roger@eyesopen.com>
18958 * fold-const.c (constant_boolean_node): Make extern.
18959 (make_range): Wrap long lines.
18960 (fold_cond_expr_with_comparison): Remove unnecessary call to
18961 pedantic_non_lvalue. Add missing calls to fold_convert.
18962 (fold_truthop): Add missing calls to fold_convert.
18964 * tree.h (constant_boolean_node): Add prototype here.
18965 * builtins.c (expand_builtin_strncmp): Add missing calls to
18967 * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
18968 Call fold_convert and constant_boolean_node to correct types.
18969 * tree-ssa-forwprop.c (substitute_single_use_vars): Add
18970 missing call to fold_convert to correct types.
18972 2004-07-26 Niall Douglas <s_fsfeurope2@nedprod.com>
18973 Brian Ryner <bryner@brianryner.com>
18977 * c-common.c (c_common_attribute_table): Allow
18978 handle_visibility_attribute to be called for types.
18979 (handle_visibility_attribute) When given a type, set the visibility
18980 bits on the TYPE_NAME. When given a decl, don't set no_add_attrs
18981 so that we can check later whether the attribute was present. Added
18982 warning if attribute applied to non class type.
18983 * c-decl.c (diagnose_mismatched_decls): Updated rules for merging
18984 decls and checking that they are consistent.
18985 * common.opt: Added -fvisibility.
18986 * c.opt, c-opts.c: Added -fvisibility-inlines-hidden.
18987 * c-pragma.h, c-pragma.c: Added handle_pragma_visibility().
18988 * flags.h, tree.h: Added assorted support defines for overall patch
18989 * opts.c: Added parsing support for -fvisibility.
18990 * tree.c (build_decl): Set visibility for all decls to be whatever
18991 is in force at that time.
18992 * varasm.c (default_binds_local_p_1): Reworked logic determining
18993 when to make a symbol locally bound.
18994 * doc/invoke.texi: Added documentation for -fvisibility and
18995 -fvisibility-inlines-hidden.
18997 2004-07-25 Bernardo Innocenti <bernie@develer.com>
18999 * basic-block.h (reorder_block_def): Rename to reorder_block_def_p.
19000 * c-common.c: Add missing casts from void * to other types.
19001 * c-decl.c: Likewise.
19002 * c-format.c: Likewise.
19003 * c-lex.c: Likewise.
19004 * c-pragma.c: Likewise.
19005 * c-typeck.c: Likewise.
19006 * defaults.h: Likewise.
19007 * genconstants.c: Likewise.
19008 * gengtype-lex.l: Likewise.
19009 * genmodes.c: Likewise.
19010 * read-rtl.c: Likewise.
19013 2004-07-25 Bernardo Innocenti <bernie@develer.com>
19015 * bitmap.c: Use type-safe memory allocation macros from libiberty.
19016 * c-common.c: Likewise.
19017 * c-decl.c: Likewise.
19018 * c-lang.c: Likewise.
19019 * c-lex.c: Likewise.
19020 * c-opts.c: Likewise.
19021 * c-parse.in: Likewise.
19022 * c-typeck.c: Likewise.
19023 * genconditions.c: Likewise.
19024 * gengtype-lex.l: Likewise.
19025 * gengtype-yacc.y: Likewise.
19026 * gengtype.c: Likewise.
19027 * genmodes.c: Likewise.
19028 * gensupport.c: Likewise.
19029 * read-rtl.c: Likewise.
19030 * read-rtl.c (read_constants): Use INSERT instead of TRUE in call to
19033 2004-07-25 Bernardo Innocenti <bernie@develer.com>
19035 * c-decl.c (groktypename, groktypename_in_param_context): Rename
19036 variable typename to type_name.
19037 * c-lex.c (interpret_float): Likewise.
19039 2004-07-25 Roger Sayle <roger@eyesopen.com>
19041 * convert.c (convert_to_real, convert_to_integer,
19042 convert_to_complex): Replace calls to build with calls to buildN.
19043 * coverage.c (tree_coverage_counter_ref): Likewise.
19044 * dojump.c (do_jump): Likewise.
19045 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
19046 * emit-rtl.c (component_ref_for_mem_expr,
19047 set_mem_attributes_minus_bitpos): Likewise.
19048 * explow.c (update_nonlocal_goto_save_area): Likewise.
19049 * expmed.c (expand_shift, make_tree, const_mult_add_overflow_p,
19050 expand_mult_add): Likewise.
19051 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall,
19052 store_constructor, get_inner_reference, expand_expr_real_1,
19053 try_casesi, try_tablejump): Likewise.
19054 * function.c (expand_function_start): Likewise.
19055 * stmt.c (emit_case_bit_tests, expand_end_case_type,
19056 node_has_low_bound, node_has_high_bound, emit_case_nodes): Likewise.
19057 * stor-layout.c (place_union_field, layout_type): Likewise.
19058 * tree.c (substitute_in_expr, tree_fold_gcd): Likewise.
19059 * varasm.c (copy_constant): Likewise.
19061 2004-07-25 Bernardo Innocenti <bernie@develer.com>
19063 * c-common.c: Rename all identifiers named `new'.
19064 * c-decl.c: Likewise.
19065 * gensupport.c: Likewise.
19066 * simplify-rtx.c: Likewise.
19067 * c-common.c (disable_builtin_function): Replace a call to xmalloc()
19069 * gensupport.c (alter_output_for_insn): Replace two calls to xmalloc()
19072 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
19075 * c-decl.c (start_decl): Do not set DECL_EXTERNAL for initialized
19076 declarations until after calling pushdecl.
19077 (grokdeclarator): Set DECL_EXTERNAL for variables based on use of
19078 "extern" and not on whether the declaration is initialized.
19080 2004-07-25 Daniel Jacobowitz <dan@debian.org>
19082 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
19083 (sparc-*-solaris2*): Include sol2.o and sol2-protos.h.
19084 * config/sol2-c.c: Include "tm.h", "tm_p.h", "toplev.h",
19085 "cpplib.h", "c-pragma.h", "c-common.h".
19086 (solaris_pragma_align, solaris_pragma_init, solaris_pragma_fini)
19087 (solaris_register_pragmas): New functions.
19088 * config/sol2-protos.h: New file.
19089 * config/sol2.c: New file.
19090 * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE, ASM_DECLARE_FUNCTION_SIZE)
19091 (REGISTER_TARGET_PRAGMAS): New macros.
19092 (solaris_pending_aligns, solaris_pending_inits)
19093 (solaris_pending_finis): New variables.
19094 * config/t-sol2 (sol2-c.o): Update dependencies.
19095 (sol2.o): New rule.
19096 * config/i386/i386.c (TARGET_INSERT_ATTRIBUTES): Define in terms of
19097 SUBTARGET_INSERT_ATTRIBUTES.
19098 (ix86_attribute_table): Include SUBTARGET_ATTRIBUTE_TABLE.
19099 * config/i386/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
19100 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
19101 * config/sparc/elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
19102 * config/sparc/sp64-elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
19103 * config/sparc/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
19104 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
19105 * config/sparc/sparc.c (sparc_attribute_table): New.
19106 (TARGET_INSERT_ATTRIBUTES): Define in terms of
19107 SUBTARGET_INSERT_ATTRIBUTES.
19108 (TARGET_ATTRIBUTE_TABLE): Define if SUBTARGET_ATTRIBUTE_TABLE
19110 * doc/extend.texi (Solaris Pragmas): New section.
19112 2004-07-25 Bernardo Innocenti <bernie@develer.com>
19114 * c-common.c: Rename all identifiers named `class' to `cl'.
19115 * c-common.h: Likewise.
19116 * c-parse.in: Likewise.
19117 * c-typeck.c: Likewise.
19118 * genmodes.c: Likewise.
19119 * real.c: Likewise.
19120 * real.h: Likewise.
19121 * recog.c: Likewise.
19122 * recog.h: Likewise.
19123 * regrename.c: Likewise.
19124 * tree.h: Likewise.
19125 * c-common.c (builtin_function_2): Change type of 5th parameter from
19126 int to enum built_in_function. Change type of 8th parameter from int
19128 * c-decl (builtin_function): Replace call to ggc_alloc_cleared ()
19130 * c-typeck.c (convert_arguments): Change type of formal_prec from
19131 int to unsigned int.
19132 * genmodes.c (blank_mode): Make a few negative constants unsigned.
19133 (complete_all_modes, calc_wider_mode, emit_insn_modes_h,
19134 emit_mode_name, emit_mode_class, emit_mode_precision, emit_mode_size,
19135 emit_mode_nunits, emit_mode_wider, emit_mode_mask, emit_mode_inner,
19136 emit_mode_base_align, emit_class_narrowest_mode): Pass an integer
19137 iterator to for_all_modes () instead of an enum because enums can't
19138 be incremented in C++.
19141 2004-07-25 Daniel Jacobowitz <dan@debian.org>
19143 * regmove.c (optimize_reg_copy_1): Don't try to replace call-used
19146 2004-07-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
19148 * tree-ssa-operands.c (get_stmt_operands, get_expr_operands):
19149 Handle ARRAY_RANGE_REF like ARRAY_REF.
19151 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
19153 * c-typeck.c (digest_init): Don't allow arrays of signed or
19154 unsigned variants of wchar_t to be initialized by wide string
19155 constants. Do allow arrays of enumerated types compatible with
19156 wchar_t to be initialized by wide string constants. Refine tests
19157 distinguishing wide and narrow strings and arrays. Give specific
19158 error for arrays of other integer types initialized by string
19160 (output_init_element, process_init_element): Check for
19161 INTEGRAL_TYPE_P rather than just for INTEGER_TYPE when
19162 initializing with string constants.
19164 2004-07-25 Richard Henderson <rth@redhat.com>
19166 * c-decl.c (start_function): Set DECL_ARTIFICIAL and DECL_IGNORED_P
19167 on the RESULT_DECL.
19168 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
19169 * integrate.c (copy_decl_for_inlining): Copy DECL_ARTIFICIAL and
19170 DECL_IGNORED_P to new decl.
19172 2004-07-24 Zack Weinberg <zack@codesourcery.com>
19174 * config/ia64/ia64.c (general_xfmode_operand)
19175 (destination_xfmode_operand): Delete.
19176 * config/ia64/ia64.h (PREDICATE_CODES): Remove them.
19177 * config/ia64/ia64.md (*movxf_internal): Use general_operand
19178 and destination_operand.
19180 2004-07-24 Alexander Kabaev <kan@freebsd.org>
19182 * config/ia64/ia64.h (SUBTARGET_EXTRA_SPECS): Default to nothing.
19183 (EXTRA_SPECS): Use SUBTARGET_EXTRA_SPECS.
19185 2004-07-24 Alexander Kabaev <kan@freebsd.org>
19186 Zack Weinberg <zack@codesourcery.com
19189 * c-decl.c (diagnose_mismatched_decls): Don't issue a
19190 redundant-declaration warning the first time a builtin is
19191 declared explicitly.
19193 2004-07-25 Bernardo Innocenti <bernie@develer.com>
19195 * tree.h (staticp): Change return type to bool.
19197 2004-07-25 Bernardo Innocenti <bernie@develer.com>
19199 * c-common.c (c_staticp): Last episode of the staticp saga.
19201 2004-07-25 Bernardo Innocenti <bernie@develer.com>
19203 * c-common.h (c_staticp): Change return type from int to bool.
19204 * tree.c (staticp): Likewise.
19205 * langhooks.h (staticp): Likewise.
19207 2004-07-25 Bernardo Innocenti <bernie@develer.com>
19209 * langhooks-def.h (lhd_staticp): Change return type from int to
19210 bool in prototype to match definition.
19212 2004-07-25 Bernardo Innocenti <bernie@develer.com>
19214 * system.h (bool, true, false): Don't redefine as preprocessor macros
19217 2004-07-24 Roger Sayle <roger@eyesopen.com>
19219 * expmed.c (init_expmed): A signed modulus by a power of two is
19220 considered cheap if its less than or equal to four instructions.
19222 2004-07-25 Bernardo Innocenti <bernie@develer.com>
19224 * ggc.h (GGC_NEW, GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR,
19225 GGC_CNEWVAR): New macros.
19227 2004-07-25 Bernardo Innocenti <bernie@develer.com>
19229 * c-common.c: Convert ATTRIBUTE_UNUSED to ARG_UNUSED in parameter
19231 * c-decl.c: Likewise.
19232 * c-format.c: Likewise.
19233 * c-lex.c: Likewise.
19234 * c-opts.c: Likewise.
19235 * c-pragma.c: Likewise.
19236 * c-typeck.c: Likewise.
19237 * gencheck.c: Likewise.
19238 * genconditions.c: Likewise.
19239 * genconfig.c: Likewise.
19240 * genflags.c: Likewise.
19241 * gengtype.c: Likewise.
19242 * gensupport.c: Likewise.
19243 * ggc-none.c: Likewise.
19244 * langhooks.c: Likewise.
19245 * statistics.h: Likewise.
19246 * stub-objc.c: Likewise.
19247 * java/decl.c: Likewise.
19249 2004-07-24 Roman Zippel <zippel@linux-m68k.org>
19251 * config/m68k/m68k.c (output_scc_di): Fix coding style.
19252 (symbolic_operand): Fix prototype.
19253 * config/m68k/m68k.h (PREDICATE_CODES): Add symbolic_operand.
19254 * config/m68k/m68k.md: Add constants for registers a0 and sp and
19255 use them, change from the "{...}" syntax to the simpler {...}
19257 (*cfv4_extendqisi2): Fix destination predicate.
19258 * config/m68k/m68k-protos.h: Remove various declarations also
19259 generated via PREDICATE_CODES.
19261 2004-07-23 Mike Stump <mrs@apple.com>
19263 * c-typeck.c (convert_for_assignment): Tightened up pointer
19264 converstions that differ in signedness.
19266 2004-07-23 Zack Weinberg <zack@codesourcery.com>
19268 * genmodes.c (make_vector_modes): Mark with ATTRIBUTE_UNUSED.
19270 2004-07-23 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
19272 * tree.def (VIEW_CONVERT_EXPR): Change to class 'r'.
19273 * tree-ssa-operands.c (get_expr_operands, case VIEW_CONVERT_EXPR): New.
19275 * gimplify.c (gimplify_compound_lval): Check for no handled
19276 operations, rather than checking for explicit list of nodes.
19277 (is_gimple_addr_expr_arg_or_indirect): New function.
19278 (gimplify_addr_expr): Call it and handle INDIRECT_REF; remove
19279 redundant setting of TREE_INVARIANT.
19280 (gimplify_expr, case VIEW_CONVERT_EXPR): Call gimplify_compound_lval.
19281 * tree-gimple.c (is_gimple_addr_expr_arg): Call handled_component_p.
19283 2004-07-23 Diego Novillo <dnovillo@redhat.com>
19285 PR tree-optimization/16688
19286 PR tree-optimization/16689
19287 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
19288 unnecessary initialization of 'tag'.
19289 (get_tmt_for): Check that the new type tag has the same alias
19290 set as the pointed-to type.
19291 (group_aliases): Only regular variables need to be removed
19292 from the alias set of a name tag.
19293 * tree-ssa-copy.c (may_propagate_copy): Do not allow copy
19294 propagation if the two types are not compatible.
19295 (merge_alias_info): Rename from replace_ssa_names_ann.
19297 (replace_exp_1): If both arguments are SSA_NAMEs, check that
19298 the propagation can be done.
19299 Only call merge_alias_info on pointers.
19300 (propagate_value): Likewise.
19301 * tree-ssa-copyrename.c: Include langhooks.h.
19302 (copy_rename_partition_coalesce): Call replace_ssa_name_symbol
19304 Do not coalesce variables with incompatible types.
19305 (rename_ssa_copies): Call replace_ssa_name_symbol.
19306 * tree-ssa.c (verify_ssa_name): Verify that the SSA_NAME has
19307 the same type as the underlying _DECL.
19308 * tree-ssanames.c (replace_ssa_name_symbol): New function.
19309 * tree.h (replace_ssa_name_symbol): Declare.
19311 2004-07-23 Richard Henderson <rth@redhat.com>
19314 * gimplify.c (gimplify_cond_expr): Gimplify TARGET to a min_lval;
19315 unshare it properly.
19316 (gimplify_modify_expr_rhs): Push assignment from a conditional into
19317 the conditional for all non-register types.
19319 2004-07-23 Richard Henderson <rth@redhat.com>
19321 * expr.c (expand_expr_real_1): Don't handle non-local variables.
19322 * expr.h (fix_lexical_addr): Remove.
19323 * function.c (NEED_SEPARATE_AP): Remove.
19324 (fix_lexical_addr): Remove.
19325 * tree-alias-common.c (get_alias_var_decl): Check TREE_STATIC,
19326 not null decl_function_context.
19327 (create_alias_vars): Likewise.
19328 * tree-cfg.c (make_ctrl_stmt_edges): Don't check for non-local labels.
19329 (simple_goto_p): Likewise.
19330 * tree-dfa.c (add_referenced_var): Don't check for non-local variables.
19331 * tree-ssa-ccp.c (get_default_value): Likewise.
19332 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
19333 * tree.c (needs_to_live_in_memory): Likewise.
19334 * tree-flow-inline.h (may_be_aliased): Move...
19335 * tree-ssa-alias.c (may_be_aliased): ... here. Enhance check for
19336 when TREE_STATIC variables may be addressable.
19338 2004-07-24 Jakub Jelinek <jakub@redhat.com>
19340 * Makefile.in (site.exp): Add HOSTCC and HOSTCFLAGS to site.exp.
19342 2004-07-23 Zack Weinberg <zack@codesourcery.com>
19344 * print-rtl.c (print_rtx <case 'b'>): Don't attempt to print
19345 bitmap contents if GENERATOR_FILE is defined.
19346 * Makefile.in (BUILD_RTL): Remove $(BUILD_PREFIX)bitmap.o.
19347 ($(BUILD_PREFIX_1)bitmap.o): Delete rule.
19349 2004-07-23 Joseph S. Myers <jsm@polyomino.org.uk>
19351 * c-decl.c (start_function): Form composite type of function types
19352 rather than copying type from previous prototype declaration.
19354 2004-07-23 Janis Johnson <janis187@us.ibm.com>
19356 * config/rs6000/altivec.h (vec_lvewx, vec_lvehx, vec_lvwbx): Remove
19357 the const qualifier for the second argument in the C++ functions.
19359 * config/rs6000/altivec.h (vec_stvewx, vec_stvehx, vec_stvebx): Use
19360 specific pointer types.
19362 * config/rs6000/altivec.h (vec_vadduwm): (vec_vadduwm, vec_vadduhm,
19363 vec_vaddubm, vec_vsubuwm, vec_vsubuhm, vec_vsububm): Fix types used
19364 for vector bool and/or vector pixel, add C++ and C missing support.
19365 (vec_vaddsws, vec_vaddshs, vec_vaddsbs, vec_vmaxsw, vec_vmaxsh,
19366 vec_vmaxsb, vec_vmrghw, vec_vmrghh, vec_vmrghb, vec_vmrglw, vec_vmrglh,
19367 vec_vmrglb, vec_vminsw, vec_vminsh, vec_vminsb, vec_vpkuwum,
19368 vec_vpkuhum, vec_vspltw, vec_vsplth, vec_vspltb, vec_vsubsws,
19369 vec_vsubshs, vec_vsubsbs, vec_vupklsh, vec_vupkhsh, vec_vupklsb): Add
19370 missing C++ and C support for vector bool and/or vector pixel.
19371 (vec_vadduws, vec_vadduhs, vec_vaddubs, vec_vcmpeqfp, vec_vcmpequw,
19372 vec_vcmpequh, vec_vcmpequb, vec_vcmpgtfp, vec_vcmpgtsw, vec_vcmpgtuw,
19373 vec_vcmpgtsh, vec_vcmpgtuh, vec_vcmpgtsb, vec_vcmpgtub, vec_vmaxuw,
19374 vec_vmaxuh, vec_vmaxub, vec_vminuw, vec_vminuh, vec_vminub,
19375 vec_vsubuws, vec_vsubuhs, vec_vsububs, vec_vupkhpx, vec_vupklpx): Fix
19376 C++ and C types used for vector bool and/or vector pixel.
19377 (vec_st, vec_stl): Add C++ support for vector pixel.
19378 (vec_unpackh, vec_unpackl, vec_any_ge): Fix C++ support for vector bool.
19379 (vec_all_ne): Add C++ support for vector pixel.
19381 * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
19382 (vec_vmulesb): Add missing C++ function.
19383 (vec_perm): Fix type of third argument in C++ function.
19384 (vec_vsum4shs): Fix C++ function name.
19385 (vec_any_ge): Remove C++ functions for unsupported arg combinations.
19386 (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
19387 argument passed to the error handler in C macro.
19388 (vec_nmsub): Remove extra parens around argument names in C macro.
19389 (vec_packpx): Add missing parens in C macro.
19391 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
19393 * machmode.def: Remove vector modes.
19394 * config/alpha/alpha-modes.def: Add supported vector modes.
19395 * config/arm/arm-modes.def: Likewise.
19396 * config/frv/frv-modes.def: Likewise.
19397 * config/i386/i386-modes.def: Likewise.
19398 * config/rs6000/rs6000-modes.def: Likewise.
19399 * config/sh/sh-modes.def: Likewise.
19401 2004-07-23 Matthias Klose <doko@debian.org>
19403 * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
19404 * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
19405 * config.h: Regenerate.
19406 * configure: Likewise.
19408 2004-07-22 Mark Mitchell <mark@codesourcery.com>
19410 * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
19411 generated SYMBOL_REFs for labels.
19412 * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
19414 (machopic_stub_name): Remove.
19415 (machopic_indirection_name): New function.
19416 (machopic_mcount_stub_name): Likewise.
19417 (machopic_classify_name): Remove.
19418 (machopic_function_base_sym): New function.
19419 (machpoic_classify_symbol): Likewise.
19420 (machopic_classify_ident): Remove.
19421 (machopic_define_ident): Likewise.
19422 (machopic_define_name): Likewise.
19423 (machopic_name_defined_p): Likewise.
19424 (machopic_ident_defined_p): Likewise.
19425 (darwin_strip_name_encoding): Likewise.
19426 (machopic_define_symbol): New function.
19427 * config/darwin.c (hashtab.h): Include.
19428 (machopic_defined_list): Remove.
19429 (machopic_classify_ident): Likewise.
19430 (machopic_classify_name): Likewise.
19431 (machopic_ident_defined_p): Likewise.
19432 (machopic_define_ident): Likewise.
19433 (machopic_define_name): Likewise.
19434 (machopic_symbol_defined_p): New function.
19435 (machopic_classify_symbol): Likewise.
19436 (machopic_data_defined_p): Use machopic_classify_symbol.
19437 (machopic_define_symbol): New function.
19438 (machopic_function_base_sym): New function.
19439 (machopic_non_lazy_pointers): Remove.
19440 (machopic_non_lazy_ptr_name): Likewise.
19441 (machopic_stubs): Likewise.
19442 (machopic_stub_name): Likewise.
19443 (NON_LAZY_POINTER_SUFFIX): New macro.
19444 (STUB_SUFFIX): Likewise.
19445 (machopic_indirection): New structure.
19446 (machopic_indirections): New variable.
19447 (machopic_indirection_hash): New function.
19448 (machopic_indirection_eq): Likewise.
19449 (machopic_indirection_name): Likewise.
19450 (machopic_mcount_stub_name): New function.
19451 (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
19453 (machopic_indirect_data_reference): Rework to use new functions.
19454 (machopic_indirect_call_target): Likewise.
19455 (machopic_legitimize_pic_address): Likewise.
19456 (machopic_output_indirection): New function.
19457 (machopic_finish): Use it.
19458 (machopic_operand_p): Rework to use new functions.
19459 (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
19460 (darwin_strip_name_encoding): Remove.
19461 (update_non_lazy_ptrs): Remove.
19462 (update_stubs): Likewise.
19463 (darwin_non_lazy_pcrel): Use new functions.
19464 * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
19465 (ASM_OUTPUT_LABELREF): Likewise.
19466 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
19467 (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
19468 (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
19469 (TARGET_STRIP_NAME_ENCODING): Do not use
19470 darwin_strip_name_encoding.
19471 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
19472 darwin_strip_name_encoding.
19473 * config/i386/darwin.h (FUNCTION_PROFILER): Use
19474 machopic_mcount_stub_name.
19475 * config/i386/i386.c (x86_output_mi_thunk): Use
19476 machopic_indirection_name, not machopic_stub_name.
19477 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
19478 machopic_function_base_sym.
19479 (print_operand): Use machopic_classify_symbol.
19480 (rs6000_emit_prologue): Use machopic_function_base_sym.
19481 (output_profile_hook): Do not use machopic_stub_name.
19482 (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
19484 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
19487 * fold-const.c (extract_muldiv_1): Do not treat signed left shift
19490 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
19492 * doc/implement-c.texi: New file.
19493 * doc/extend.texi (C Implementation): Move to there.
19494 * doc/gcc.texi: Include implement-c.texi.
19495 * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
19497 2004-07-22 Jason Merrill <jason@redhat.com>
19499 * integrate.c (copy_decl_for_inlining): Remove invisible reference
19501 * tree-inline.c (setup_one_parameter): Likewise.
19503 2004-07-22 Brian Booth <bbooth@redhat.com>
19505 * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
19506 (substitute_and_fold): Propigate into VUSE operands when possible.
19507 (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
19508 (cp_lattice_meet): Handle merging of latticevalues when
19509 UNKNOWN_VAL is present.
19510 (visit_stmt): Visit assignments with V_MUST_DEFs.
19511 (visit_assignment): Gather ccp information for V_MUST_DEF operands.
19512 (ccp_fold): Deal with RHS' that are constant and virtual.
19513 (evaluate_stmt): Handle UNKNOWN_VAL likely values.
19514 (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
19515 (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
19516 V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
19517 computing immediate uses.
19518 (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
19520 (replace_vuse_in): New function.
19521 (likely_value): Add check of vuse operands.
19522 (get_default_value): Set the default value of virtually defined
19523 variables to UKNOWN_VAL instead of VARYING.
19525 2004-07-22 Richard Henderson <rth@redhat.com>
19527 * expr.c (emit_push_insn): Don't use set_mem_attributes.
19529 2004-07-22 Richard Henderson <rth@redhat.com>
19531 * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
19532 variables due to conditional compilation.
19534 2004-07-22 Diego Novillo <dnovillo@redhat.com>
19536 * tree-into-ssa.c (set_livein_block): Fix typo in comment.
19537 (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
19538 Release SSA names that have been re-renamed.
19539 * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
19541 * tree-ssa-alias.c (init_alias_info): If aliases have been
19542 computed before, clear existing alias information.
19543 (create_name_tags): Do no fixup PT_ANYTHING pointers.
19544 If the new name tag for a pointer is different than the one it
19545 had before, mark the old tag for renaming.
19546 (replace_may_alias): New function.
19547 (group_aliases): Call it.
19548 (setup_pointers_and_addressables): Always call get_tmt_for.
19549 (maybe_create_global_var): Don't create .GLOBAL_VAR more than
19551 (set_pt_anything): New local function.
19552 (set_pt_malloc): New local function.
19553 (merge_pointed_to_info): Don't merge pointed-to variables from
19554 the original pointer if the destination is pointing to an
19556 (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
19557 (add_pointed_to_var): Do not add a variable to the points-to
19558 set if the pointer is already pointing to anywhere.
19559 (collect_points_to_info_r): If the defining statement is a PHI
19560 node, only merge pointed-to information if the argument has
19561 already been visited.
19562 (get_tmt_for): Only create a new tag if the pointer didn't
19564 (dump_alias_info): Emit more information.
19565 (dump_points_to_info_for): Likewise.
19566 * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
19567 try to get the annotation of an SSA_NAME.
19568 * tree-ssa-operands.c (add_stmt_operand): Only check for empty
19569 alias sets when checking is enabled.
19570 * tree-ssa-pre.c (need_eh_cleanup): New local variable.
19571 (eliminate): Mark basic blocks that will need
19572 EH information cleaned up.
19573 (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
19575 Initialize need_eh_cleanup.
19576 (fini_pre): Call tree_purge_all_dead_eh_edges and
19577 cleanup_tree_cfg if needed.
19578 Free need_eh_cleanup.
19579 * tree-ssa.c (verify_ssa_name): New function.
19580 (verify_def): Call it.
19581 Re-arrange to avoid printing too many error messages.
19582 (verify_use): Likewise.
19583 (verify_phi_args): Likewise.
19584 (verify_flow_insensitive_alias_info): New function.
19585 (verify_flow_sensitive_alias_info): New function.
19586 (verify_alias_info): New function.
19587 (verify_ssa): Call verify_alias_info.
19588 Clear TREE_VISITED on all the SSA_NAMEs before scanning the
19590 Re-arrange to avoid printing too many error messages.
19591 * tree-ssanames.c (make_ssa_name): Clear
19592 SSA_NAME_IN_FREE_LIST.
19593 (release_ssa_name): Never release a default definition.
19594 (release_defs): New function.
19595 * tree.h: Declare it.
19596 * tree-ssa-dce.c (remove_dead_stmt): Call it.
19598 2004-07-22 Diego Novillo <dnovillo@redhat.com>
19600 * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
19601 If true, do a depth-first search. Do a breadht-first search,
19603 (walk_use_def_chains): Add new argument IS_DFS.
19605 * tree-flow.h (walk_use_def_chains): Update prototype.
19607 2004-07-22 Hans-Peter Nilsson <hp@axis.com>
19609 * config/cris/cris.md: Tweak formatting.
19610 (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
19611 (mover2side, moverside, movemside, movei, op3, andu): Replace
19612 live define_peephole:s with define_peephole2 near-equivalents.
19614 ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap". Match all
19616 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
19617 Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
19618 "*mov_sidesi_mem" respectively.
19620 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
19622 * tree-cfg.c (gimplify_val): Move from tree-complex.c.
19623 (gimplify_build1): Move from tree-complex.c do_unop.
19624 (gimplify_build2): Move from tree-complex.c do_binop.
19625 (gimplify_build3): New.
19626 * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
19627 Adjust throughout to call the functions above.
19628 * tree-flow.h: Declare the functions above.
19629 * tree-nested.c (gimplify_val): Rename to...
19630 (tsi_gimplify_val): ... this.
19632 * Makefile.in (tree_complex.o): Update dependencies.
19633 (stor-layout.o): Depend on regs.h.
19634 * c-common.c (handle_vector_size_attribute): Update for
19635 vector types without corresponding vector modes.
19636 * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
19637 a corresponding vector mode is not available.
19638 * print-tree.c (print_node): Print nunits for vector types
19639 * regclass.c (have_regs_of_mode): New.
19640 (init_reg_sets_1): Initialize it and use it instead
19641 of allocatable_regs_of_mode.
19642 * regs.h (have_regs_of_mode): Declare it.
19643 * stor-layout.c (layout_type): Pick a mode for vector types.
19644 * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
19645 build_replicated_const, do_unop, do_binop, do_plus_minus,
19646 do_negate, expand_vector_piecewise, expand_vector_parallel,
19647 expand_vector_addition, expand_vector_operations_1,
19648 expand_vector_operations, tree_lower_operations,
19649 pass_lower_vector_ssa, pass_pre_expand): New.
19650 (expand_complex_operations, pass_lower_complex): Remove.
19651 * tree-optimize.c (init_tree_optimization_passes): Adjust
19652 pass ordering for changes in tree-complex.c.
19653 * tree-pass.h: Declare new passes.
19654 * tree.c (finish_vector_type): Remove.
19655 (make_vector_type): New.
19656 (build_vector_type_for_mode, build_vector_type): Rewritten.
19657 * tree.def (VECTOR_TYPE): Document where the number of
19658 subparts is stored.
19659 * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
19660 (make_vector): Remove declaration.
19662 2004-07-21 Richard Henderson <rth@redhat.com>
19664 * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
19665 TREE_THIS_VOLATILE, may_aliases, or optimization level.
19666 (remove_useless_vars): Dump debugging info.
19667 (expand_used_vars): Move ...
19668 * cfgexpand.c (expand_used_vars): ... here. Make static.
19669 * tree-flow-inline.h (set_is_used): New.
19670 (set_default_def): Use get_var_ann.
19671 * tree-flow.h: Update decls.
19672 * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
19673 (create_ssa_var_map): Use it.
19674 * tree-ssa.c (set_is_used): Remove.
19676 2004-07-22 Ben Elliston <bje@au.ibm.com>
19678 * gdbinit.in: Set a breakpoint on internal_error.
19680 2004-07-21 Richard Henderson <rth@redhat.com>
19682 * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
19683 to create a new basic block.
19685 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
19688 * c-decl.c (grokdeclarator): Only pedwarn for qualified void
19689 return type on function definitions. Move other warnings for
19690 qualified return type to -Wreturn-type. Do not condition any such
19691 warnings on -pedantic. Update comments.
19692 (start_function): Only copy function type from previous prototype
19693 declaration if return types are compatible.
19694 * c-typeck.c (function_types_compatible_p): Don't condition
19695 warning for incompatibility of volatile qualifiers on the return
19696 type on -pedantic. Update comment.
19697 * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
19699 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
19701 * c-typeck.c (set_init_index): Require designator to be of integer
19704 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
19707 * c-parse.in (init): Change to exprtype.
19708 (primary): Set original_code for STRING to STRING_CST.
19709 Call maybe_warn_string_init for compound literals.
19710 (initdcl, notype_initdcl): Call maybe_warn_string_init.
19712 * c-tree.h (maybe_warn_string_init): New.
19713 (pop_init_level, process_init_element): Use struct c_expr.
19714 (struct c_expr): Update comment.
19715 * c-typeck.c (maybe_warn_string_init): New function.
19716 (digest_init): Call it. Additional parameter strict_string. All
19718 (output_init_element): Likewise.
19719 (struct constructor_stack): Use struct c_expr for
19721 (really_start_incremental_init, push_init_level): Update.
19722 (pop_init_level): Update. Return struct c_expr.
19723 (process_init_level): Update. Take struct c_expr argument.
19725 2004-07-21 David S. Miller <davem@nuts.davemloft.net>
19727 * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
19730 2004-07-21 Eric Christopher <echristo@redhat.com>
19732 * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
19734 * c-decl.c (pop_scope): Ditto.
19735 * calls.c (expand_call): Remove call to current_nesting_level,
19736 update comment accordingly. Remove calls to expand_start_target_temps
19737 and expand_end_target_temps.
19738 * cfgexpand.c (construct_init_block): Remove call to
19739 expand_start_bindings_and_block.
19740 (construct_exit_block): Remove call to expand_end_bindings.
19741 * expr.c (safe_from_p): Remove BIND_EXPR handling.
19742 (expand_expr_real_1): Ditto. Fix formatting.
19743 (expand_vars): Delete.
19744 * stmt.c (POPSTACK): Remove block_stack.
19745 (stmt_status): Remove x_block_stack.
19746 (block_stack): Delete.
19747 (expand_start_bindings_and_block): Ditto.
19748 (expand_start_target_temps): Ditto.
19749 (expand_end_target_temps): Ditto.
19750 (current_nesting_level): Ditto.
19751 (warn_about_unused_variables): Ditto.
19752 (expand_end_bindings): Ditto.
19753 * tree.h: Remove declarations for above.
19755 2004-07-21 Steven Bosscher <stevenb@suse.de>
19757 * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
19758 * rtl.c (note_insn_name): Likewise.
19759 * print-rtl.c (print_rtx): Don't print it.
19760 * cfgrtl.h (can_delete_note_p): Don't handle it.
19761 (rtl_delete_block): Likewise.
19762 * passes.c (rest_of_handle_guess_branch_prob): Remove.
19763 (rest_of_compilation): Don't call it.
19764 * predict.c (process_note_predictions, process_note_prediction,
19765 note_prediction_to_br_prob): Remove.
19766 * basic-block.c (note_prediction_to_br_prob): Remove prototype.
19767 * stmt.c (return_prediction): Remove.
19768 (expand_value_return): Don't call it. Don't add prediction
19769 notes for return statements.
19771 2004-07-21 Josef Zlomek <zlomekj@suse.cz>
19773 * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
19776 2004-07-21 Paolo Bonzini <bonzini@gnu.org>
19778 * c-common.c (vector_types_convertible_p): Use vector types'
19779 TYPE_SIZE and TREE_TYPE instead of their mode.
19780 * convert.c (convert_to_integer): Likewise.
19781 (convert_to_vector): Likewise.
19782 * fold-const.c (fold_convert): Likewise.
19783 * varasm.c (output_constant): Likewise.
19784 * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
19785 Allow a VECTOR_TYPE initializer to be made of several vectors.
19786 For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
19787 of cleared and need_to_clear, and use fold_convert.
19788 * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
19791 2004-07-20 Richard Henderson <rth@redhat.com>
19793 * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
19794 (expand_gimple_basic_block): out from here. Renamed from expand_block.
19796 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
19798 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
19799 enormous cost if not TARGET_HARD_MUL.
19801 2004-07-20 Andrew Pinski <apinski@apple.com>
19804 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
19807 2004-07-21 Paul brook <paul@codesourcery.com>
19809 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
19811 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
19813 * fold-const.c (operand_equal_p): Temporarily support NULL args.
19814 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
19815 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
19817 2004-07-20 Zack Weinberg <zack@codesourcery.com>
19819 * rtl.h (plus_constant): Delete.
19820 (plus_constant_wide): Rename to plus_constant.
19821 (plus_constant_for_output_wide): Delete vestigial prototype.
19822 (GEN_INT): Remove unnecessary cast.
19823 * tree.h (build_int_2, size_int_type): Delete.
19824 (build_int_2_wide): Rename to build_int_2.
19825 (size_int_wide): Rename to size_int_kind.
19826 (size_int_type_wide): Rename to size_int_type.
19827 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
19828 Remove unnecessary cast.
19829 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
19830 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
19831 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
19832 (size_int_type_wide): Rename size_int_type.
19833 (int_const_binop): Use size_int_type.
19834 * c-lex.c (interpret_integer): Use build_int_2.
19835 * final.c (split_double): Remove unnecessary casts.
19836 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
19838 2004-07-20 Richard Henderson <rth@redhat.com>
19840 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
19841 (gimplify_compound_lval): Use is_gimple_tmp_reg.
19842 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
19843 (is_gimple_tmp_reg): New.
19844 * tree-gimple.h (is_gimple_tmp_reg): Declare.
19846 2004-07-20 Richard Henderson <rth@redhat.com>
19848 * tree-pretty-print.c (dump_generic_node): Dump
19849 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
19851 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
19853 * tree-mudflap.c (mf_set_options_fndecl): New tree.
19854 (mudflap_init): Set it.
19855 (mudflap_register_call): Remove __mf_init call.
19856 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
19857 to pass "-ignore-reads" option to libmudflap if needed.
19859 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
19862 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
19863 (MAKE_DECL_ONE_ONLY): Undefine.
19864 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
19865 readonly_data, one_only_data_section, forget_section): New prototypes.
19866 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
19868 (pa_select_section): Add one-only (COMDAT) support.
19869 * pa.h (struct machine_function): Define.
19870 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
19871 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
19872 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
19873 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
19874 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
19875 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
19876 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
19877 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
19878 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
19879 for EXTRA_SECTION_FUNCTIONS.
19880 * doc/install.texi: Update binutils requirements.
19882 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
19884 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
19885 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
19886 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
19888 (struct VEC): Use unsigned for num and alloc.
19889 * vec.c (struct vec_prefix): Likewise.
19890 (vec_o_reserve): Adjust.
19892 * dbxout.c (dbxout_type): Fix printf format.
19894 * tree.h (binfo_member): Remove.
19895 * tree.c (binfo_member): Remove.
19897 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
19899 * tree.h: Include vec.h
19900 (DEF_VEC_P(tree)): New type.
19901 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
19902 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
19903 (BINFO_LANG_SLOT): Remove.
19904 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
19905 (struct tree_binfo): Turn base_binfos into a trailing
19906 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
19907 (binfo_lang_slots): Remove.
19908 * tree.c (binfo_lang_slots): Remove.
19909 (make_tree_binfo_stat): Take a base binfo count, not a
19910 lang slot count. Adjust.
19911 * Makefile.in (TREE_H): Add vec.h
19912 * alias.c (record_component_aliases): Adjust BINFO access.
19913 * dbxout.c (dbxout_type): Likewise.
19914 * dwarf2out.c (gen_member_die): Likewise.
19915 * sdbout.c (sdbout_one_type): Likewise.
19916 * tree-dump.c (deque_and_dump): Likewise.
19917 * config/i386/i386.c (classify_argument,
19918 contains_128bit_aligned_vector_p): Likewise.
19919 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
19920 * doc/c-tree.texi (Classes): Update BINFO documentation.
19922 2004-07-20 Steven Bosscher <stevenb@suse.de>
19924 * c-common.h (check_case_value): Remove prototype.
19925 (c_add_case_label): Adjust prototype.
19926 * c-common.c (check_case_value): Make static.
19927 (check_case_bounds): New function.
19928 (c_add_case_label): Use it. Take new argument orig_type.
19929 * c-typeck.c (struct c_switch): New orig_type field.
19930 (c_start_case): Set it.
19931 (do_case): Pass it to c_add_case_label.
19932 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
19933 cases from here. Add the labels in reverse order.
19934 * stmt.c (struct case_node): Adjust comment. Remove balance field.
19935 (add_case_node): Return nothing, don't check for duplicate cases.
19936 Insert new case nodes in a list, not in an AVL tree.
19937 (expand_end_case_type): Don't turn a case tree into a case list.
19938 (case_tree2list): Remove.
19939 * tree.h (add_case_node): Adjust prototype.
19941 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
19943 * genattr.c (struct range, struct function_unit,
19944 write_units, extend_range, init_range): Remove them.
19945 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
19946 Output "#define INSN_SCHEDULING" here.
19947 * genattrtab.c (struct range, struct function_unit_op,
19948 struct function_unit, struct dimension, enum operator,
19949 operate_exp, expand_units, simplify_knowing,
19950 encode_units_mask, simplify_by_exploding,
19951 find_and_mark_used_attributes, unmark_used_attributes,
19952 add_values_to_cover, increment_current_value,
19953 test_for_current_value, simplify_with_current_value,
19954 simplify_with_current_value_aux, gen_unit,
19955 write_unit_name, write_function_unit_info,
19956 write_complex_function, write_toplevel_expr,
19957 find_single_value, extend_range): Remove.
19958 (write_attr_get): Do not handle common_av->value
19960 (struct attr_desc): Remove func_units_p and blockage_p.
19961 (write_attr_valueq): Do not handle them.
19962 (find_attr): Do not clear them.
19963 (make_internal_attr): Do not initialize them.
19964 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
19965 * sched-vis.c (init_target_units, insn_print_units,
19966 init_block_visualization, print_block_visualization,
19967 visualize_scheduled_insns, visualize_no_unit,
19968 visualize_stall_cycles, visualize_alloc,
19969 visualize_free, target_units, get_visual_tbl_length,
19970 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
19971 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
19972 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
19973 * haifa-sched.c (blockage_range, clear_units,
19974 schedule_unit, actual_hazard, potential_hazard,
19975 insn_unit, unit_last_insn, unit_tick,
19976 actual_hazard_this_instance, potential_hazard,
19977 schedule_unit, max_insn_queue_index_value): Remove.
19978 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
19979 max_insn_queue_index.
19980 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
19981 * doc/md.texi (Processor pipeline description): Remove
19982 references to old pipeline descriptions.
19983 (Automaton pipeline description): Merge with the above.
19984 (Old pipeline description, Comparison of the two descriptions):
19987 * bt-load.c (migrate_btr_def): Remove references to
19988 use_pipeline_interface.
19989 * haifa-sched.c (insn_cost, schedule_insn,
19990 schedule_block, advance_one_cycle, sched_init,
19991 queue_to_ready, sched_finish): Likewise.
19992 * modulo-sched.c (sms_schedule, advance_one_cycle,
19993 ps_has_conflicts): Likewise.
19994 * sched-rgn.c (init_ready): Likewise.
19995 (debug_dependencies): Likewise, and remove an "if (1)".
19996 * target.h (use_dfa_pipeline_interface): Remove.
19997 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
19998 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
19999 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
20000 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
20001 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
20002 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
20003 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
20004 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
20005 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
20006 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
20007 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
20008 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
20009 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
20010 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
20011 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
20012 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
20013 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
20014 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
20015 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
20017 2004-07-19 Roger Sayle <roger@eyesopen.com>
20019 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
20021 2004-07-19 Jeff Law <law@redhat.com>
20023 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
20024 (get_eq_expr_value): Use it. Simplify slightly.
20026 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
20028 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
20029 (umulsidi3_32bit_r4000): Likewise.
20031 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
20033 * vec.h: Propagate location information properly.
20034 (VEC_T_iterate): Add result pointer parameter.
20035 (VEC_T_space): New.
20036 (VEC_T_reserve): Use it.
20038 2004-07-19 Daniel Jacobowitz <dan@debian.org>
20040 * Makefile.in (c-format.o): Depend on c-format.h.
20041 * c-format.h: New file.
20042 (struct format_char_info): Add CHAIN member.
20043 * c-format.c: Move some types and constants to c-format.h.
20044 (format_type_error): Set to -1.
20045 (struct function_format_info): Use an int for format_type.
20046 (decode_format_type): Return an int. Return format_type_error
20048 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
20049 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
20050 (scan_char_table, time_char_table, monetary_char_table): Initialize
20052 (n_format_types): New variable.
20053 (check_format_info_main): Handle CHAIN in format_char_info.
20054 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
20055 TARGET_N_FORMAT_TYPES.
20056 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
20057 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
20058 * config/sol2-c.c: New file.
20059 * config/t-sol2: New file.
20060 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
20061 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
20062 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
20064 * doc/extend.texi (Target Format Checks): New section.
20065 (Function Attributes): Mention it.
20066 * doc/invoke.texi: Mention target format checks.
20067 * doc/sourcebuild.texi: Mention target format checks.
20068 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
20069 TARGET_FORMAT_TYPES.
20071 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
20073 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
20075 * config/s390/s390.c (regclass_map initializer): Register 35 added to
20077 (load_multiple_operation, store_multiple_operation): Removed
20078 pointless sanity check.
20079 (s390_decompose_address): Added check for return_address_pointer_rtx.
20080 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
20081 (s390_return_address_offset): New function.
20082 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
20083 (FRAME_REGNO_P): Added check for register 35.
20084 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
20085 REG_ALLOC_ORDER): Appended entry for register 35.
20086 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
20087 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
20088 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
20089 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
20090 is eliminable using stack pointer or hard frame pointer.
20091 (REGISTER_NAMES): Added name for register 35.
20092 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
20093 pointless sanity check.
20095 2004-07-19 Roger Sayle <roger@eyesopen.com>
20097 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
20098 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
20099 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
20100 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
20101 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
20102 (fold_relational_const): Tidy up handling of floating point
20103 comparisons by calling real_compare. Remove tree_expr_nonzero_p
20104 transformation; fold_relational_const assumes constant operands.
20106 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
20108 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
20111 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
20113 * c-tree.h (struct c_expr): Define.
20114 (C_SET_EXP_ORIGINAL_CODE): Remove.
20115 (parser_build_binary_op, build_compound_expr): Update prototypes.
20116 * c-parse.in (%union): Add exprtype.
20117 (FUNC_NAME): Mark as ttype.
20118 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
20120 (expr): Update. Define directly in terms of expr_no_commas
20121 instead of using nonnull_exprlist.
20122 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
20123 offsetof_member_designator, typespec_nonreserved_nonattr, init,
20124 initval, designator, component_declarator,
20125 component_notype_declarator, enumerator, array_declarator,
20126 condition, exexpr, switch_statement, stmt_nocomp, stmt,
20127 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
20128 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
20130 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
20131 * c-common.c (c_common_truthvalue_conversion): Don't check
20132 C_EXP_ORIGINAL_CODE.
20133 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
20134 Don't use C_EXP_ORIGINAL_CODE.
20135 (default_conversion, default_function_array_conversion): Don't use
20136 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
20137 (internal_build_compound_expr): Merge into build_compound_expr.
20138 (build_compound_expr): Take two operands instead of a TREE_LIST.
20139 * objc/objc-act.c (get_super_receiver): Update calls to
20140 build_compound_expr.
20142 2004-07-18 Paolo Bonzini <bonzini@gnu.org>
20144 * config/sh/sh.c (sh_use_dfa_interface): Remove.
20145 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
20147 * config/sh/sh.md: Extract pipeline descriptions
20148 into separate files.
20149 * config/sh/sh1.md: New file, extracted from sh.md.
20150 * config/sh/sh4.md: New file, extracted from sh.md.
20151 * config/sh/shmedia.md: New file, extracted from sh.md
20152 and rewritten using new-style pipeline description.
20154 2004-07-18 Zack Weinberg <zack@codesourcery.com>
20156 * config/pa/pa.md: Delete the two remaining define_peephole
20159 2004-07-18 Steven Bosscher <stevenb@suse.de>
20160 Joseph S. Myers <jsm@polyomino.org.uk>
20162 * c-common.c (c_common_truthvalue_conversion): Don't warn if
20163 TREE_NO_WARNING is set.
20165 2004-07-18 Roger Sayle <roger@eyesopen.com>
20167 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
20168 simplify_builtin_strncmp): Delete.
20169 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
20170 Change argument to accept an arglist instead of an "exp". Assume
20171 that the return type is always integer_type_node. Copy missing
20172 transformations from their now obsolete simplify_builtin_*
20174 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
20175 fold_builtin_strcmp and fold_builtin_strncmp.
20176 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
20177 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
20178 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
20180 2004-07-18 Daniel Jacobowitz <dan@debian.org>
20182 * Makefile.in (tree-alias-common.o): Update dependencies.
20184 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
20186 * cfgloop.c (flow_loop_nested_p): Fix comment.
20188 2004-07-17 Jason Merrill <jason@redhat.com>
20191 * stor-layout.c (relayout_decl): New fn.
20192 * tree.h: Declare it.
20193 (DECL_BY_REFERENCE): New macro.
20195 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
20197 * libgcc2.c (__enable_execute_stack): New symbol.
20198 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
20199 and declare __enable_execute_stack.
20200 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
20201 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
20202 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
20203 ENABLE_EXECUTE_STACK.
20204 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
20205 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
20206 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
20207 ENABLE_EXECUTE_STACK.
20208 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
20209 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
20210 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
20211 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
20212 ENABLE_EXECUTE_STACK.
20213 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
20214 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
20215 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
20216 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
20217 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
20218 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
20219 (sparc64_initialize_trampoline): Likewise.
20220 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
20222 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
20224 * langhooks.h (builtin_function): New langhook.
20225 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
20226 (LANG_HOOKS_INITIALIZER): Update.
20227 * tree.h (builtin_function): Remove.
20228 * doc/tm.texi: Update.
20229 * c-tree.h (builtin_function): Declare.
20230 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
20231 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
20232 config/ia64/ia64.c, config/iq2000/iq2000.c,
20233 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
20234 config/stormy16/stormy16.c: All callers of builtin_function
20237 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
20240 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
20241 Remove white space after the backslash.
20243 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
20245 PR rtl-optimization/16294
20246 * resource.c (return_insn_p): New predicate.
20247 (mark_target_live_regs): Use it. Special-case return insns.
20248 (init_resource_info): Use it. Don't scan the epilogue past
20251 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
20253 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
20254 destroy dominance information.
20255 * passes.c (rest_of_handle_loop2): Free dominance information.
20256 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
20258 (thread_jumps): Update dominance information and remove unreachable
20260 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
20261 information and remove the unreachable block.
20263 2004-07-17 Graham Stott <graham.stott@btinternet.com>
20265 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
20267 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
20269 * doc/sourcebuild.texi: Remove libf2c entry.
20271 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
20273 * config/i386/i386.md (movv16qi_internal): Fix typo.
20275 2004-07-17 Steven Bosscher <stevenb@suse.de>
20277 * final.c (final_scan_insn): Fix broken commit from previous
20280 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
20282 * c-typeck.c (parser_build_binary_op): Condition warnings for
20283 X<=Y<=Z on -Wparentheses instead of -Wextra.
20284 * doc/invoke.texi: Update. Document that most of -Wparentheses is
20285 supported for C only.
20287 2004-07-17 Steven Bosscher <stevenb@suse.de>
20289 * cfgcleanup.c (try_simplify_condjump): Don't remove line
20290 notes to avoid unreachable code warnings.
20291 * toplev.c (backend_init): Don't emit line notes for
20292 unreachable code warnings.
20294 * combine.c (distribute_notes): Don't distribute a
20295 REG_VTABLE_REF note.
20296 * final.c (final_scan_insn): Don't handle it.
20297 * rtl.c (reg_note_name): Remove it.
20298 * rtl.h (enum reg_node): Dito.
20300 * emit-rtl.c (force_line_numbers, restore_line_number_status):
20302 * rtl.h (force_line_numbers, restore_line_number_status):
20305 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
20306 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
20307 (using_eh_for_cleanups): Also moved here.
20309 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
20310 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
20311 to expand_start_case and add_case_node.
20312 * stmt.c (struct nesting): Cleanup unused fields condition_code,
20313 last_unconditional_cleanup, nominal_type, printname, and
20314 line_number_status.
20315 (struct fixup_goto): Remove.
20316 (struct stmt_status): Remove x_goto_fixup_chain field.
20317 (goto_fixup_chain): Remove.
20318 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
20319 pushcase, pushcase_range): Remove.
20320 (expand_start_bindings_and_block): Don't set unused fields in
20322 (expand_start_case, add_case_node): Cleanup unused formal arguments.
20323 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
20324 instead of emit_jump_if_reachable.
20325 (emit_case_nodes): Likewise.
20326 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
20328 (update_eh_label): Work around left-over exception handing regions.
20329 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
20330 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
20331 (pass_cleanup_cfg_post_optimizing): New pass.
20332 (init_tree_optimization_passes): Run the new pass after all
20334 * tree.h (pushcase, pushcase_range): Remove prototypes.
20335 (expand_start_case, add_case_node): Update prototypes.
20337 2004-07-16 Krister Walfridsson <cato@df.lth.se>
20339 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
20341 2004-07-16 Richard Henderson <rth@redhat.com>
20343 * builtins.c (std_expand_builtin_va_arg): Remove.
20344 (expand_builtin_va_arg): Remove.
20345 * expr.h: Don't declare them.
20346 * gimplify.c (mark_decls_volatile_r): Remove.
20347 (copy_if_shared_r): Don't call it.
20348 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
20349 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
20350 * gimple-low.c (lower_stmt): Likewise.
20351 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
20352 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
20353 * tree-ssa-operands.c (get_expr_operands): Likewise.
20354 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
20355 EXPAND_BUILTIN_VA_ARG.
20356 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
20357 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
20358 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
20359 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
20361 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
20363 * tree-ssa-pre.c (insert_aux): Break out if we hit
20366 2004-07-16 Richard Henderson <rth@redhat.com>
20368 * basic-block.h (remove_fake_exit_edges): Declare.
20369 * cfganal.c (remove_fake_predecessors): Rename from
20370 remove_fake_successors; iterate over predecessors.
20371 (remove_fake_exit_edges): New.
20372 * cfgcleanup.c (try_optimize_cfg): Use it.
20373 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
20374 * predict.c (estimate_probability): Likewise.
20375 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
20376 * tree-cfg.c (make_edges): Likewise.
20377 * tree-ssa-pre.c (fini_pre): Likewise.
20378 * profile.c (instrument_edges): Don't remove_fake_edges.
20379 (branch_prob): Do it earlier here.
20381 2004-07-16 Richard Henderson <rth@redhat.com>
20383 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
20384 switchification wrt CONSTRUCTOR. Document the reason.
20386 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
20388 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
20389 that prevented descriptive __mf_check source location strings.
20391 2004-07-16 Richard Henderson <rth@redhat.com>
20393 * tree-def (WITH_SIZE_EXPR): New.
20394 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
20395 * expr.c (expand_expr_real_1): Likewise.
20396 * gimplify.c (maybe_with_size_expr): New.
20397 (gimplify_arg, gimplify_modify_expr): Use it.
20398 (gimplify_modify_expr_to_memcpy): Take size parameter.
20399 (gimplify_modify_expr_to_memset): Likewise.
20400 (gimplify_expr): Handle WITH_SIZE_EXPR.
20401 * tree-alias-common.c (find_func_aliases): Likewise.
20402 * tree-eh.c (tree_could_trap_p): Likewise.
20403 (tree_could_throw_p): Likewise.
20404 * tree-gimple.c (is_gimple_lvalue): Likewise.
20405 (get_call_expr_in): Likewise.
20406 * tree-inline.c (estimate_num_insns_1): Likewise.
20407 (expand_calls_inline): Likewise.
20408 * tree-nested.c (convert_call_expr): Likewise.
20409 * tree-pretty-print.c (dump_generic_node): Likewise.
20410 * tree-sra.c (sra_walk_expr): Likewise.
20411 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
20412 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
20413 * tree-ssa-operands.c (get_expr_operands): Likewise.
20414 * tree-tailcall.c (find_tail_calls): Likewise.
20416 * calls.c (expand_call): Reset old_stack_allocated after
20417 calling emit_stack_restore.
20419 2004-07-16 Richard Henderson <rth@redhat.com>
20421 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
20422 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
20423 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
20424 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
20425 copy_res_decl_for_inlining.
20427 * tree-inline.c (declare_return_variable): New modify_dest argument.
20428 Use it as the return value, when possible or manditory. Handle
20429 TREE_ADDRESSABLE types.
20430 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
20431 replacement of CALL_EXPR.
20433 2004-07-16 Richard Henderson <rth@redhat.com>
20435 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
20436 * gimple-low.c (expand_var_p): Don't check it.
20437 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
20438 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
20439 * tree-ssa-operands.c (add_stmt_operand): Likewise.
20440 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
20441 (find_referenced_vars): Don't call them.
20442 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
20444 2004-07-16 Richard Henderson <rth@redhat.com>
20446 * function.c (pass_by_reference): True for all variable sized types.
20448 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
20450 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
20451 * tree-pretty-print.c: Include tree-chrec.h.
20452 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
20453 and POLYNOMIAL_CHREC nodes.
20455 2004-07-16 Steve Ellcey <sje@cup.hp.com>
20457 * builtins.c (expand_builtin_stpcpy): Do not create temporary
20460 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
20462 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
20464 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
20466 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
20468 * config/s390/s390.c: Likewise.
20469 * config/s390/s390.h: Likewise.
20471 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
20473 * config/mips/mips.md (addsi3, adddi3): Remove special handling
20474 of $sp adds. Remove REGNO checks from mips16 patterns.
20476 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
20478 * config/mips/mips.md: Delete outdated comment.
20480 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
20482 * config/mips/mips.c (get_float_compare_codes): Delete.
20483 (mips_emit_compare): New function, mostly extracted from
20484 get_float_compare_codes and gen_conditional_branch.
20485 (gen_conditional_branch, gen_conditional_move): Use it.
20487 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
20489 * genautomata.c (add_vect): Speedup by using integers as
20490 bit-vectors for walking through the comb_vect and finding
20493 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
20495 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
20496 operand is an uns_arith_operand; use subtraction otherwise.
20497 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
20498 not just arith_operands.
20500 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
20502 * config/mips/mips-protos.h (gen_int_relational): Delete.
20503 (mips_emit_scc): Declare.
20504 * config/mips/mips.c (internal_test): Delete.
20505 (sle_operand, sleu_operand): New functions.
20506 (map_test_to_internal_test, gen_int_relational): Delete.
20507 (mips_emit_binary, mips_relational_operand_ok_p)
20508 (mips_emit_int_relational, mips_zero_if_equal)
20509 (mips_emit_scc): New functions.
20510 (gen_conditional_branch): Rework to use mips_emit_int_relational.
20511 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
20513 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
20514 (sltu, sleu): Use mips_emit_scc.
20515 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
20516 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
20517 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
20519 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
20521 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
20523 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
20525 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
20526 (*sne_[sd]i): Likewise sne_[sd]i_zero.
20527 (*sgt_[sd]i): ...and sgt_[sd]i.
20528 (*slt_[sd]i): ...and slt_[sd]i.
20529 (*sgtu_[sd]i): ...and sgtu_[sd]i.
20530 (*sltu_[sd]i): ...and sltu_[sd]i.
20531 (*sleu_[sd]i): ...and sleu_[sd]i_const.
20532 Name previously unnamed mips16 patterns. Formatting fixes.
20534 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
20536 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
20537 (branch_type): Delete.
20538 (gen_conditional_branch, gen_conditional_move)
20539 (mips_gen_conditional_trap): Update after name change. Get the
20540 comparison mode from cmp_operands[0].
20541 * config/mips/mips.h (cmp_type, branch_type): Delete.
20542 (cmp_operands): Renamed from branch_cmp.
20543 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
20544 name change. Don't set branch_type.
20545 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
20546 mode class of cmp_operands[0] rather than branch_type. Update after
20549 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
20551 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
20552 of 0...255 to 0 when inside a SET.
20554 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
20556 * config/mips/mips.md: Remove mips16 define_peepholes.
20558 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
20560 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
20561 (fini_pre): Remove fake edges.
20563 2004-07-15 Richard Henderson <rth@redhat.com>
20565 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
20566 (get_indirect_ref_operands, get_call_expr_operands): ... these.
20568 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
20570 * vec.h (VEC_address): New function.
20572 2004-07-14 Jason Merrill <jason@redhat.com>
20574 PR middle-end/15885
20575 * gimplify.c (gimplify_arg): New fn, split out from...
20576 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
20578 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
20580 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
20581 generate code which is generated by pushqi1 now
20582 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
20584 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
20586 * combine.c (simplify_set): match the mode of the constant 0 with
20587 the tested operand to match the compare behaviour and the
20588 simplify_relational_operation() expectation.
20590 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
20592 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
20593 ("bordered"): Same.
20595 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
20597 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
20599 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
20601 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
20603 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
20604 calls in mips16 code.
20606 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
20608 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
20609 the destination of the li as well as for the neg.
20611 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
20614 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
20615 * cgraph.h: Update declaration.
20616 * c-decl.c (build_cdtor): Update call with default priority.
20617 * coverage.c (create_coverage): Ditto.
20618 * tree-mudflap.c (mf_init_fndecl): New tree.
20619 (mudflap_init): Set it.
20620 (mudflap_register_call): Arrange to call __mf_init before the first
20621 __mf_register call.
20622 (mudflap_finish_file): Mark the mudflap static initializer as extra
20623 high priority, to beat all C++ static constructors.
20625 2004-07-15 Jeff Law <law@redhat.com>
20627 * loop.c (check_insn_for_givs): Restore check for code labels that was
20628 accidentally deleted by a recent checkin.
20630 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
20632 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
20633 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
20635 2004-07-14 Richard Henderson <rth@redhat.com>
20637 * print-tree.c (print_node): Fix casts last change.
20639 2004-07-15 Paul Brook <paul@codesourcery.com>
20641 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
20642 to TARGET_UNWIND_INFO.
20643 * except.c (output_function_exception_table): Ditto.
20645 * opts.c (decode_options): Ditto.
20646 * passes.c (rest_of_handle_final): Ditto.
20647 * final.c (final_start_function): Ditto.
20648 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
20650 * targhooks.h (default_unwind_emit): Declare.
20651 * targhooks.c (default_unwind_emit): New function.
20652 * target-def.h: Define and use TARGET_UNWIND_EMIT.
20653 * target.h (struct gcc_target): Add unwind_emit.
20654 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
20655 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
20656 Remove IA64_UNWIND_EMIT.
20657 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
20659 2004-07-14 Richard Henderson <rth@redhat.com>
20661 * print-tree.c (print_node): Handle SSA_NAME.
20663 2004-07-14 James E Wilson <wilson@specifixinc.com>
20666 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
20667 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
20669 2004-07-15 Jakub Jelinek <jakub@redhat.com>
20671 * expr.c (expand_assignment): Reenable bitfield += optimizations.
20672 Use alias set 0 for memory, do proper mode calculations and adjust
20673 address for memories.
20675 2004-07-14 Per Bothner <per@bothner.com>
20677 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
20678 structure with extra column field.
20679 * tree.c (expand_location): Also fill in column field.
20680 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
20681 gets confused by the two conditionally-compiled definitions.
20683 2004-07-14 Eric Christopher <echristo@redhat.com>
20685 * calls.c (expand_call): Fix typo in comment.
20687 2004-07-14 Steve Ellcey <sje@cup.hp.com>
20689 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
20690 comparision of TFmode.
20692 2004-07-14 Richard Henderson <rth@redhat.com>
20694 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
20695 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
20696 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
20697 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
20698 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
20699 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
20700 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
20701 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
20702 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
20704 2004-07-14 Mike Stump <mrs@apple.com>
20706 * config/darwin.h (WINT_TYPE): Define to be int to match
20707 system header files.
20709 2004-07-14 Bob Wilson <bob.wilson@acm.org>
20711 * config/xtensa/xtensa.c (function_arg_advance): Check for args
20712 that must be passed in the stack.
20713 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
20714 arguments if the size is not a constant.
20716 2004-07-14 Per Bothner <per@bothner.com>
20718 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
20719 instead of EXPR_LOCUS in a boolean context, which is always true
20720 if --enable-mapped-location.
20721 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
20723 2004-07-14 Richard Henderson <rth@redhat.com>
20725 * dominance.c (struct dom_info): Add fake_exit_edge.
20726 (init_dom_info): Allocate it.
20727 (free_dom_info): Free it.
20728 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
20730 (calc_idoms): Honor fake_exit_edge.
20732 2004-07-13 Jason Merrill <jason@redhat.com>
20734 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
20735 (rhs_test_for): New fn.
20736 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
20737 * tree-gimple.h: Declare them.
20738 * gimplify.c (gimplify_modify_expr): Use the new fns.
20740 2004-07-14 Richard Henderson <rth@redhat.com>
20742 * config/arm/arm-protos.h (arm_va_arg): Remove.
20743 * config/arm/arm.c (arm_va_arg): Remove.
20744 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
20745 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
20747 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20749 * pa.c (fix_range): New function to mark a range(s) of registers as
20751 (override_options): Call fix_range if the -mfixed-range option string
20753 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
20754 * doc/invoke.texi (-mfixed-range): Document new option.
20756 2004-07-14 David Edelsohn <edelsohn@gnu.org>
20758 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
20760 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
20762 2004-07-14 Roger Sayle <roger@eyesopen.com>
20764 * expmed.c (expand_sdiv_pow2): New function to expand signed division
20765 by a positive power of two, split out from expand_divmod. Provide
20766 an alternate implementation when shifts are expensive. Lower the
20767 threshold for using a branchless implementation to BRANCH_COST >= 2.
20768 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
20770 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
20772 * tree-dfa.c (make_rename_temp): *Really* work just
20773 like create_tmp_var if called while outside SSA form.
20775 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
20777 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
20778 for division by zero.
20779 ("umodsi3"): Likewise.
20781 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
20783 * config/mips/mips.c (mips_output_move): When generating mips16 code,
20784 force loads of negative constants to be split.
20785 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
20786 Generalize SImode li/neg splitter to cope with other modes.
20788 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
20790 * expmed.c: Remove more references to QUEUED in the comments.
20791 * expr.c: Likewise.
20793 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
20796 2004-07-13 Richard Henderson <rth@redhat.com>
20797 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
20800 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
20802 * tree-dfa.c (make_rename_temp): Work just like
20803 create_tmp_var if called while outside SSA form.
20805 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
20807 * expr.c (enqueue_insn, finish_expr_for_function,
20808 protect_from_queue, queued_subexp_p, mark_queue,
20809 emit_insns_enqueued_after_mark, emit_queue,
20810 expand_increment): Remove.
20811 (store_constructor): Expand increment as an assignment.
20812 (expand_expr_real_1 <case PREINCREMENT_EXPR,
20813 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
20814 case POSTDECREMENT_EXPR>): Abort.
20815 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
20816 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
20817 protect_from_queue, emit_queue, queued_subexp_p): Remove.
20818 * function.h (pending_chain, x_pending_chain): Remove.
20819 * rtl.def (QUEUED): Remove.
20821 * emit-rtl.c (copy_insn_1, copy_most_rtx,
20822 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
20823 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
20824 encode_units_mask): Likewise.
20825 * local-alloc.c (equiv_init_varies_p): Likewise.
20826 * rtl.c (copy_rtx): Likewise.
20827 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
20828 * simplify-rtx.c (simplify_gen_subreg): Likewise.
20829 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
20831 * builtins.c (expand_builtin, expand_builtin_apply,
20832 expand_builtin_mathfn, expand_builtin_mathfn_2,
20833 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
20834 Remove calls to emit_queue and protect_from_queue.
20835 * calls.c (expand_call, precompute_arguments,
20836 precompute_register_parameters, rtx_for_function_call,
20837 store_one_arg): Likewise.
20838 * dojump.c (do_compare_and_jump, do_jump): Likewise.
20839 * explow.c (memory_address): Likewise.
20840 * expmed.c (clear_by_pieces_1, clear_storage,
20841 clear_storage_via_libcall, emit_group_load,
20842 emit_group_store, emit_store_flag,
20843 expand_expr_real_1, store_by_pieces,
20844 store_constructor, store_expr, try_casesi,
20845 try_tablejump): Likewise.
20846 * function.c (expand_pending_sizes): Likewise.
20847 * optabs.c (emit_cmp_and_jump_insns,
20848 emit_conditional_add, emit_conditional_move,
20849 expand_fix, expand_float, prepare_cmp_insn): Likewise.
20850 * stmt.c (emit_case_bit_tests,
20851 expand_asm_expr, expand_computed_goto,
20852 expand_decl_init, expand_end_case_type,
20853 expand_end_stmt_expr, expand_expr_stmt_value,
20854 expand_return, expand_start_case,
20855 optimize_tail_recursion): Likewise.
20856 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
20857 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
20859 2004-07-14 Ben Elliston <bje@au.ibm.com>
20861 * vec.h: Comment fix.
20863 2004-07-13 Richard Henderson <rth@redhat.com>
20865 * target.h (struct gcc_target): Add calls.pass_by_reference.
20866 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
20867 * function.c (pass_by_reference): Use the hook.
20868 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
20869 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
20870 (hook_pass_by_reference_must_pass_in_stack): New.
20871 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
20872 (alpha_pass_by_reference): New.
20873 (TARGET_PASS_BY_REFERENCE): New.
20874 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20875 * config/arc/arc.c (arc_pass_by_reference): New.
20876 (TARGET_PASS_BY_REFERENCE): New.
20877 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20878 (FUNCTION_ARG_CALLEE_COPIES): True.
20879 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
20880 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
20881 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
20882 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20883 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20884 * config/cris/cris.c (cris_pass_by_reference): New.
20885 (TARGET_PASS_BY_REFERENCE): New.
20886 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
20887 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
20888 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20889 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
20890 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20891 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
20892 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
20893 (frv_function_arg_pass_by_reference): Remove.
20894 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20895 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
20896 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
20897 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
20898 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20899 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
20900 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
20901 (ia64_pass_by_reference): Rename from
20902 ia64_function_arg_pass_by_reference.
20903 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20904 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20905 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
20906 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
20907 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
20908 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20909 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
20910 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
20911 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
20912 (m32r_pass_by_reference): Adjust prototype. Make static.
20913 Handle mode sizes correctly.
20914 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20915 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
20916 (m68hc11_function_arg_pass_by_reference): Remove.
20917 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20918 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
20919 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
20920 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20921 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
20922 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
20923 (mips_va_arg): Use pass_by_reference.
20924 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
20925 Handle mode sizes correctly.
20926 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20927 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
20928 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
20929 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
20930 (mmix_pass_by_reference): Rename from
20931 mmix_function_arg_pass_by_reference.
20932 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20933 (FUNCTION_ARG_CALLEE_COPIES): True.
20934 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
20935 (mn10300_pass_by_reference): New.
20936 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20937 (FUNCTION_ARG_CALLEE_COPIES): True.
20938 * config/pa/pa.c (pa_pass_by_reference): New.
20939 (TARGET_PASS_BY_REFERENCE): New.
20940 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20941 (FUNCTION_ARG_CALLEE_COPIES): True.
20942 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
20943 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
20944 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
20945 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20946 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
20947 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
20948 (s390_pass_by_reference): Rename from
20949 s390_function_arg_pass_by_reference.
20950 (s390_function_arg_advance): Don't query pass-by-ref.
20951 (s390_function_arg): Likewise.
20952 (s390_gimplify_va_arg): Use pass_by_reference.
20953 (s390_call_saved_register_used): Likewise.
20954 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20955 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
20956 (shcompact_byref, sh_pass_by_reference): New.
20957 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20958 (SHCOMPACT_BYREF): Remove.
20959 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
20960 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
20961 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
20962 (sparc_gimplify_va_arg): Use pass_by_reference.
20963 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20964 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20965 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
20966 (v850_pass_by_reference): New.
20967 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20968 (FUNCTION_ARG_CALLEE_COPIES): True.
20969 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
20970 FUNCTION_ARG_PASS_BY_REFERENCE docs.
20972 2004-07-14 Richard Henderson <rth@redhat.com>
20973 Richard Sandiford <rsandifo@redhat.com>
20975 * config/mips/mips-protos.h (mips_va_arg): Delete.
20976 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
20977 * config/mips/mips.c: Include tree-gimple.h.
20978 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
20979 (mips_arg_info): Remove special handling of must_pass_in_stck args.
20980 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
20981 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
20983 2004-07-13 Bob Wilson <bob.wilson@acm.org>
20985 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
20986 arguments for COND_EXPR in big-endian adjustment code.
20988 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20990 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
20991 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
20992 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
20993 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
20995 2004-07-13 Diego Novillo <dnovillo@redhat.com>
20997 PR tree-optimization/16443
20998 * tree-ssa-alias.c: Add more description for
20999 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
21000 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
21001 clobbering of call-clobbered and addressable variables. If
21002 there are any before aliases have been computed, add them.
21004 2004-07-13 Diego Novillo <dnovillo@redhat.com>
21006 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
21009 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
21011 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
21012 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
21015 2004-07-13 Per Bothner <per@bothner.com>
21017 * collect2.c (main): Handle --no-demangle and --demangle flags.
21019 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
21021 * Makefile.in (OBJS-common): Add tree-data-ref.o.
21022 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
21023 (tree-data-ref.o): New rule.
21024 * lambda.h: New file.
21025 * tree-data-ref.c: New file.
21026 * tree-data-ref.h: New file.
21027 * tree.c (int_cst_value, tree_fold_gcd): New functions.
21028 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
21030 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
21033 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
21034 * config/sparc/sparc.c (output_ubranch): New function.
21035 * config/sparc/sparc.md (jump pattern): Use it.
21037 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
21040 * config/sparc/sparc.c (output_cbranch): Properly guard
21041 the code handling far branches with TARGET_V9.
21042 * config/sparc/sparc.md (length attribute): Document the
21043 side-effect of having a length greater or equal to 3.
21045 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
21046 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
21049 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
21050 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
21052 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
21053 Martin Sebor <sebor@roguewave.com>
21056 * doc/invoke.texi (SPARC options): Document -threads
21057 and -pthreads on Solaris.
21059 2004-07-13 Richard Henderson <rth@redhat.com>
21061 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
21063 (ind_gimplify_va_arg_expr): Remove.
21064 * tree.h (ind_gimplify_va_arg_expr): Remove.
21065 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
21066 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
21069 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
21070 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
21071 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
21072 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
21073 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
21075 2004-07-13 Richard Henderson <rth@redhat.com>
21077 * function.c (pass_by_reference): New.
21078 (assign_parm_find_data_types): Use it.
21079 * calls.c (initialize_argument_information): Likewise.
21080 (emit_library_call_value_1): Likewise.
21081 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
21082 * function.h (pass_by_reference): Declare.
21084 2004-07-13 Richard Henderson <rth@redhat.com>
21086 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
21087 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
21088 * expr.h (MUST_PASS_IN_STACK): Remove.
21089 * system.h (MUST_PASS_IN_STACK): Poison.
21090 * tree.h (must_pass_in_stack_var_size): Declare.
21091 (must_pass_in_stack_var_size_or_pad): Declare.
21092 * calls.c (must_pass_in_stack_var_size): New.
21093 (must_pass_in_stack_var_size_or_pad): Rename from
21094 default_must_pass_in_stack.
21095 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
21096 (TARGET_MUST_PASS_IN_STACK): New.
21097 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
21098 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
21099 (TARGET_MUST_PASS_IN_STACK): New.
21100 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
21101 * config/frv/frv.c (frv_must_pass_in_stack): New.
21102 (TARGET_MUST_PASS_IN_STACK): New.
21103 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
21104 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
21105 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
21106 (ix86_must_pass_in_stack): Make static.
21107 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
21108 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
21109 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
21110 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
21111 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
21112 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
21113 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
21114 (mcore_must_pass_on_stack): Remove.
21115 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
21116 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
21117 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
21118 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
21119 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
21120 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
21121 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
21122 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
21123 (TARGET_MUST_PASS_IN_STACK): New.
21124 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
21125 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
21126 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
21127 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
21128 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
21129 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
21130 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
21131 MUST_PASS_IN_STACK.
21133 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
21134 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
21135 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
21136 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
21137 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
21138 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
21139 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
21140 config/xtensa/xtensa.c: Use target hook.
21142 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
21144 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
21145 * configure: Rebuilt.
21147 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
21149 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
21150 * config/mips/mips.h (mips_reg_names): Don't declare.
21151 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
21152 (TARGET_NAME_REGS): Delete.
21153 (TARGET_SWITCHES): Remove -mrnames.
21154 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
21155 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
21157 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
21158 (override_options): Remove handling of TARGET_NAME_REGS.
21160 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
21162 * config/mips/mips.h (TARGET_*): Boolify.
21164 2004-07-12 Nick Clifton <nickc@redhat.com>
21166 * config.gcc: Add sh-*-symbianelf target.
21167 * config/sh/sh.c: Add new target macros:
21168 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
21169 TARGET_CXX_IMPORT_EXPORT_CLASS.
21170 (sh_file_start): Create a definition of the .directive section.
21171 (sh_attribute): Add dllimport and dllexport attributes.
21172 * config/sh/symbian-pre.h: New file.
21173 * config/sh/symbian-post.h: New file.
21174 * config/sh/symbian.c: New file. Contains Symbian specific
21176 * config/sh/sh-protos.h: Add prototypes for new functions
21177 provided by symbian.c.
21178 * config/sh/t-symbian: New file.
21179 * doc/extend.texi: Document support for dllimport and dllexport
21180 attributes by the sh-symbianelf target.
21182 2004-07-12 James E Wilson <wilson@specifixinc.com>
21184 * Makefile.in (AR): Use @AR@ not ar.
21186 (AR_FOR_TARGET): Use $(AR) not ar for native.
21187 (NM_FOR_TARGET): Use $(NM) not nm for native.
21188 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
21189 * configure: Regenerate.
21191 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
21193 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
21195 (ashldi3_sp64): Likewise.
21197 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21200 * pa.c (function_arg): Update comment.
21201 * pa.h (BLOCK_REG_PADDING): Define.
21203 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
21205 PR tree-optimization/16461
21206 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
21207 arguments of phi nodes.
21209 2004-07-12 Devang Patel <dpatel@apple.com>
21211 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
21213 2004-07-12 Steve Ellcey <sje@cup.hp.com>
21215 * function.c (expand_function_start): Ensure r_save is in Pmode.
21216 * calls.c (prepare_call_address): Ensure static_chain_value is
21218 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
21219 r_save_area are in Pmode.
21220 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
21221 fnaddr, and static_chain are in Pmode.
21223 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
21226 * config/ia64/ia64.c (bundling): Don't count ignored insns.
21228 2004-07-12 Richard Henderson <rth@redhat.com>
21230 * target.h (struct gcc_target): Move gimplify_va_arg_expr
21231 next to build_builtin_va_list.
21232 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
21233 * builtins.c (gimplify_va_arg_expr): Likewise.
21234 * gimplify.c (copy_if_shared_r): Likewise.
21236 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
21238 * passes.c (rest_of_decl_compilation): Don't defer call of
21239 assemble_variable if its DECL_RTL is already set.
21241 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
21243 * cfgloop.h (struct loop): Add nb_iterations field.
21244 (current_loops): Declare.
21245 * tree-chrec.c (chrec_not_analyzed_yet,
21246 chrec_dont_know, chrec_known, count_ev_in_wider_type,
21247 chrec_contains_symbols_defined_in_loop): Remove the temporary
21249 * tree-flow-inline.h (loop_containing_stmt): New function.
21250 * tree-scalar-evolution.c: Add implementation.
21251 * tree-scalar-evolution.h: Add declarations.
21253 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
21255 PR rtl-optimization/15921
21256 * Makefile.in (global.o): Add recog.h.
21258 * global.c (recog.h): Add the include-clause.
21259 (bb_info): New member earlyclobber.
21260 (allocate_bb_info, free_bb_info): Initialize/finish the new
21262 (earlyclobber_regclass, earlyclobber_regclass_length): The new
21264 (check_earlyclobber, regclass_intersect,
21265 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
21267 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
21268 (make_accurate_live_analysis): Modify pavin.
21270 2004-07-12 Diego Novillo <dnovillo@redhat.com>
21272 * tree-cfg.c (find_taken_edge): Statically compute the truth
21273 value of a predicate comparing an SSA_NAME to itself.
21275 2004-07-12 Roger Sayle <roger@eyesopen.com>
21277 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
21278 rs6000 doesn't have shift-and-add or shift-and-sub instructions
21279 by returning the cost of a multiplication plus an addition.
21281 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
21283 PR tree-optimization/14107
21284 * gimplify.c (gimplify_return_expr): Accept a
21285 RETURN_EXPR with an error argument.
21286 * tree-optimize.c (init_tree_optimization_passes):
21287 Run pass_warn_function_return at -O0.
21289 2004-07-12 Roger Sayle <roger@eyesopen.com>
21291 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
21294 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
21296 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
21297 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
21298 * config/mips/3000.md: Add copyright notice. Remove automota and
21299 function units; use generic ones instead. Only define reservations
21300 for things that are different from generic.md. Extend each clause
21302 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
21303 * config/mips/mips.md: Include them. Remove define_function_units.
21304 (alu, imuldiv): New automata and units.
21306 2004-07-12 Ben Elliston <bje@au.ibm.com>
21308 * doc/invoke.texi (Optimize Options): Document -frename-registers
21309 not being enabled by default at -O3.
21311 2004-07-11 Roger Sayle <roger@eyesopen.com>
21313 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
21314 floating point additions, to keep real immediate constant positive.
21315 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
21316 into X + C, and leave positive real constants as X - C.
21318 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21320 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
21322 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
21324 PR tree-optimization/15654
21325 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
21327 2004-07-11 Roger Sayle <roger@eyesopen.com>
21329 * builtins.c (fold_builtin_fputs): Don't bother converting the
21330 return type to integer_type_node, as we've already checked that
21331 the result will be ignored.
21333 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
21334 that signed addition, subtraction, multiplication, division,
21335 remainder, negation and absolute value may potentially trap.
21337 * fold-const.c (fold_ignored_result): New function to strip
21338 non-side-effecting tree nodes from an expression whose result
21340 (fold_convert): Call fold_ignored_result when casting a value
21342 (omit_one_operand): Call fold_ignored_result on the "omitted"
21343 operand when building a COMPOUND_EXPR.
21344 (pedantic_omit_one_operand): Likewise.
21345 * tree.h (fold_ignored_result): Prototype here.
21346 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
21347 when we're going to ignore the result.
21349 2004-07-11 Richard Henderson <rth@redhat.com>
21352 * tree-ssa-ccp.c (fold_stmt_r): Split out...
21353 * tree.c (fields_compatible_p, find_compatible_field): ... new.
21354 * tree.h (fields_compatible_p, find_compatible_field): Declare.
21355 * tree-sra.c (sra_hash_tree): Hash fields by offset.
21356 (sra_elt_eq): Use fields_compatible_p.
21357 (generate_one_element_ref): Use find_compatible_field.
21359 2004-07-11 Richard Henderson <rth@redhat.com>
21362 * tree-sra.c (generate_one_element_init): New.
21363 (generate_element_init): Use it.
21364 (scalarize_init): Push/pop gimplify context around it.
21365 (find_new_referenced_vars_1, find_new_referenced_vars): New.
21366 * gimplify.c (gimplify_expr): Allow SSA_NAME.
21368 2004-07-11 Roger Sayle <roger@eyesopen.com>
21370 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
21371 combine.c's combine_insn_cost.
21372 * rtl.h (insn_rtx_cost): Prototype here.
21373 * combine.c (combine_insn_cost): Delete function.
21374 (combine_validate_cost): Update callers of combine_insn_cost to
21375 call insn_rtx_cost instead.
21376 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
21377 requesting the rtx_cost of call and/or jump instructions.
21379 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
21380 rtx_cost directly. Don't request/use the cost of call or jump
21381 instructions. Return -1 if the cost of any instruction can't be
21382 determined (or the BB contains a function call).
21383 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
21384 -1 (i.e. can't determine the cost of any instruction or the basic
21385 block contains a subroutine call).
21386 (find_if_case_2): Likewise.
21388 2004-07-11 Roger Sayle <roger@eyesopen.com>
21390 * rs6000.c (struct processor_costs): Change semantics of fields to
21391 include the COST_N_INSNS scaling, and update all initializers.
21392 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
21393 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
21394 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
21395 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
21397 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
21399 * LANGUAGES: Remove obsolete information.
21401 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
21403 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
21404 SIGBUS signal frames, the PSW address points *to* the faulting
21405 instruction, not after it.
21407 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
21409 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
21410 added to TLS symbol addresses.
21412 2004-07-11 Richard Henderson <rth@redhat.com>
21414 * expmed.c (init_expmed): Use stack-local structures for
21415 temporary rtl. Don't recognize shifts.
21417 2004-07-11 Richard Henderson <rth@redhat.com>
21419 * expr.c (store_expr): Don't fiddle subreg promotion for types
21420 with precision smaller than the mode.
21422 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
21424 * tree.h (all_types_permanent): Remove.
21426 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
21428 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
21429 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
21430 * langhooks.c (lhd_clear_binding_stack): Remove.
21431 * langhooks-def.h (lhd_clear_binding_stack,
21432 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
21433 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
21434 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
21435 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
21436 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
21437 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
21438 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
21439 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
21440 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
21441 * tree.h (poplevel): Don't declare.
21442 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
21443 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
21444 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
21445 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
21448 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
21450 PR tree-optimization/16437
21451 * c-common.c (shorten_compare): Don't mark result of conversion to
21452 narrower signed type as overflowing.
21453 * fold-const.c (decode_field_reference): Determine whether
21454 signedness comes from outer type using precision rather than size.
21456 2004-07-11 Phil Edwards <phil@codesourcery.com>
21458 * configure.ac: Alphabetize --enable-checking list, add
21459 missing valgrind entry.
21460 * configure: Regenerate.
21462 2004-07-11 Phil Edwards <phil@codesourcery.com>
21464 * doc/install.texi (Testing): Fix syntax in "make check" example.
21466 2004-07-10 James E Wilson <wilson@specifixinc.com>
21468 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
21470 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
21472 PR rtl-optimization/16001
21473 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
21476 2004-07-10 Geoffrey Keating <geoffk@apple.com>
21478 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
21480 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
21481 James Morrison <phython@gcc.gnu.org>
21483 * doc/contrib.texi (Contributors): Add gfortran contributors and
21484 fix a couple of typos.
21486 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
21488 PR rtl-optimization/15387
21489 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
21490 to incoming args space correctly.
21492 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21494 * pa.c (output_indirect_call): Only use %r2 as the link register in
21495 indirect calls with the long PA 2.0 pc-relative branch.
21497 2004-07-10 Daniel Jacobowitz <dan@debian.org>
21499 * config/i386/i386.c (override_options): Pick a 64-bit CPU
21500 for the default tuning if TARGET_64BIT.
21502 2004-07-10 Richard Henderson <rth@redhat.com>
21504 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
21505 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
21507 2004-07-10 Jakub Jelinek <jakub@redhat.com>
21509 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
21510 * expmed.c (store_bit_field, extract_bit_field): Remove last
21512 * builtins.c (expand_builtin_signbit): Adjust callers.
21513 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
21514 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
21515 * ifcvt.c (noce_emit_move_insn): Likewise.
21516 * stmt.c (expand_return): Likewise.
21517 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
21518 store_field, expand_expr_real_1): Likewise.
21520 2004-07-10 Richard Henderson <rth@redhat.com>
21522 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
21524 2004-07-09 Mike Stump <mrs@apple.com>
21526 * config/darwin.c (no_dead_strip): Add.
21527 (HAVE_DEAD_STRIP): Add.
21528 (darwin_emit_unwind_label): Ensure that we don't dead code strip
21531 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
21533 * tree-ssa-loop-im.c: New file.
21534 * Makefile.in (tree-ssa-loop-im.o): Add.
21535 * cfgloop.c (superloop_at_depth): New function.
21536 * cfgloop.h (superloop_at_depth): Declare.
21537 * common.opt (ftree-lim): New flag.
21538 * expr.c (array_ref_up_bound): New function.
21539 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
21540 * timevar.def (TV_LIM): New timevar.
21541 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
21542 computing immediate uses of a phi node.
21543 * tree-flow.h (struct tree_ann_common_d): Add aux field.
21544 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
21545 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
21546 * tree-pass.h (pass_lim): Declare.
21547 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
21549 (pass_lim): New pass structure.
21550 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
21551 * tree.c (in_array_bounds_p): New function.
21552 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
21553 (in_array_bounds_p, array_ref_up_bound): Declare.
21554 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
21555 * doc/passes.texi (tree-ssa-loop-im.c): Document.
21557 2004-07-09 Richard Henderson <rth@redhat.com>
21559 * builtins.c (expand_builtin_stpcpy): Don't modify len.
21561 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
21564 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
21566 * flags.h: Delete redundant prototypes that are being generated
21567 in options.h from common.opt.
21568 * common.opt: Add in the expository comments formerly in flags.h.
21570 2004-07-09 Jan Beulich <jbeulich@novell.com>
21572 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
21573 available for use only when TARGET_MMX/_SSE is set, and check for
21574 variable argument function if any register count is non-zero.
21575 (function_arg): Correctly suppress repeated warnings for passing SSE
21576 vectors are arguments without SSE enabled.
21577 (ix86_function_arg_boundary): Without SSE enabled, the use of what
21578 would be SSE register modes does no longer influence the alignment.
21580 2004-07-09 Richard Henderson <rth@redhat.com>
21582 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
21583 Always align upward to arg boundary. Use size_in_bytes/round_up.
21584 Maintain type-correctness of constants.
21585 * stor-layout.c (round_up, round_down): Special-case powers of 2.
21587 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
21589 * config/sparc/sparc.c (*_costs): Scale instruction costs
21591 (sparc_rtx_costs): Adjust as appropriate.
21593 2004-07-09 Jan Beulich <jbeulich@novell.com>
21595 * config/i386/mm3dnow.h: New.
21596 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
21598 2004-07-09 Richard Henderson <rth@redhat.com>
21600 * simplify-rtx.c (simplify_const_relational_operation): Only
21601 look at bounds of scalar integers.
21603 2004-07-09 Jan Beulich <jbeulich@novell.com>
21605 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
21607 2004-07-09 Andrew Pinski <apinski@apple.com>
21609 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
21611 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
21612 UOBJC_METACLASS_decl.
21614 2004-07-09 James E Wilson <wilson@specifixinc.com>
21617 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
21618 do return a parallel if hfa_mode == XFmode and mode == TImode.
21620 2004-07-09 Jan Beulich <jbeulich@novell.com>
21622 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
21623 permissible for unary plus.
21625 2004-07-09 Jan Beulich <jbeulich@novell.com>
21627 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
21628 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
21629 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
21630 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
21631 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
21632 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
21633 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
21634 (BUILTIN_xxxIMAX): New.
21635 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
21636 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
21637 BUILT_IN_PARITYIMAX.
21639 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
21641 * config/sparc/sparc.h (processor_costs): Define.
21642 (sparc_costs): Declare.
21643 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
21644 hypersparc_costs, sparclet_costs, ultrasparc_costs,
21645 ultrasparc3_costs): New.
21646 (sparc_override_options): Set sparc_costs as appropriate.
21647 (sparc_rtx_costs): Use sparc_costs instead of messy
21650 2004-07-09 Steven Bosscher <stevenb@suse.de>
21652 * doc/md.texi (Processor pipeline description): Mention that
21653 the old pipeline description is deprecated.
21655 * config/rs6000/7450.md (automaton ppc7450): Split up, move
21656 mciu_7450 function unit to...
21657 (automaton ppc7450mciu): ...new automaton.
21659 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
21660 (schedule_block): Don't consider inserting bubbles.
21661 (sched_init): Don't initialize DFA bubbles.
21662 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
21663 TARGET_SCHED_DFA_BUBBLE): Remove.
21664 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
21665 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
21666 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
21668 * stmt.c (conditional_context): Remove prototype.
21669 * tree.h (conditional_context): Remove.
21670 * tree-cfg.c (pre_insert_on_edge): Remove.
21672 * c-common.h (c_expand_asm_operands): Remove prototype.
21673 * c-typeck.c (c_expand_asm_operands): Remove.
21675 2004-07-09 Jan Beulich <jbeulich@novell.com>
21677 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
21678 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
21679 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
21680 and V8QI are class SSE. All sufficiently small remaining vector modes
21681 must be passed in one or two integer registers.
21682 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
21683 returned in memory.
21684 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
21685 __builtin_ia32_pmuludq128 have non-uniform argument and return types
21686 and must thus be handled explicitly.
21687 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
21689 (movv8qi_internal, movv4hi_internal, movv2si_internal,
21690 movv2sf_internal): Permit moving between MMX and XMM registers (since
21691 MMX areguments and return values are passed in XMM registers).
21692 (sse2_umulsidi3): Correct type and mode.
21694 2004-07-09 Richard Henderson <rth@redhat.com>
21696 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
21698 2004-07-09 Eric Christopher <echristo@redhat.com>
21700 * config/rs6000/40x.md: Split into two automatons.
21702 2004-07-09 Zack Weinberg <zack@codesourcery.com>
21703 Andrew Pinski <apinski@apple.com>
21705 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
21706 on when we have more than one input file.
21707 (c_common_parse_file): Restore loop over all input files.
21708 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
21710 * c-decl.c (set_type_context): New function.
21711 (pop_scope): Use it to set context of types. When we
21712 encounter a TYPE_DECL, set the context of the attached type too.
21713 (pop_file_scope): Don't call cpp_undef_all here.
21714 (diagnose_mismatched_decls): Do not complain about a second
21715 definition of an 'extern inline' function if it's not in the
21716 same translation unit. Do not complain about inline
21717 declaration after use if the use was in a different
21719 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
21720 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
21721 the external scope.
21722 (pushdecl_top_level): Likewise.
21723 (grokdeclarator): Clarify what is going on with setting
21724 DECL_EXTERNAL on function types, a little.
21725 (c_write_global_declarations): Don't do anything if
21726 -fsyntax-only or errors have been encountered.
21728 2004-07-09 Zack Weinberg <zack@codesourcery.com>
21730 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
21732 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21735 * pa.c (output_indirect_call): Use %r2 as the link register when
21736 calling $$dyncall with a pc-relative branch.
21738 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
21740 * doc/install.texi (Binaries): Mention OpenPKG.
21742 2004-07-09 Diego Novillo <dnovillo@redhat.com>
21744 Fix PR tree-optimization/15555
21745 * tree-dfa.c (dump_variable): If the variable is a pointer
21746 SSA_NAME, also dump its points-to information.
21747 * tree-flow.h (struct ptr_info_def): Add field
21749 (dump_points_to_info_for): Declare.
21750 (debug_points_to_info_for): Declare.
21751 * tree-optimize.c (init_tree_optimization_passes): Add a
21752 second alias analysis pass after DOM2.
21753 Move pass_del_pta to a later spot.
21754 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
21755 create a name tags when we find a dereferenced pointer. Just
21756 mark the pointer dereferenced.
21757 (collect_points_to_info_for): Move code to clear points-to
21758 information to create_name_tags.
21759 (create_name_tags): New function.
21760 (compute_flow_sensitive_aliasing): Call it.
21761 (setup_pointers_and_addressables): Mark type tags for renaming
21762 here instead of ...
21763 (create_memory_tag): ... here.
21764 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
21765 (dump_points_to_info_for): Declare extern.
21766 (debug_points_to_info_for): New function.
21768 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
21770 * config/arc/arc.md: Switch to DFA-based scheduler description.
21771 * config/arc/arc.c: Switch to DFA-based scheduler description.
21773 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
21775 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
21778 2004-07-09 Richard Henderson <rth@redhat.com>
21780 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
21781 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
21782 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
21783 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
21785 * config/v850/v850-protos.h (v850_va_arg): Remove.
21786 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
21787 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
21788 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
21789 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
21790 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
21792 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
21795 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
21796 and DImode to use +/-4k offset.
21798 2004-07-09 Richard Henderson <rth@redhat.com>
21800 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
21802 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
21803 (xstormy16_gimplify_va_arg_expr): Rewrite from
21804 xstormy16_expand_builtin_va_arg.
21805 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
21807 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
21808 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
21810 * config/sh/sh-protos.h (sh_va_arg): Remove.
21811 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
21812 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
21813 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
21815 * config/pa/pa-protos.h (hppa_va_arg): Remove.
21816 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
21817 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
21818 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
21820 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
21821 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
21822 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
21823 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
21825 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
21827 * config/sparc/sparc.md (return): Rewrite length formula.
21828 * config/sparc/sparc.c (output_return): Pass 1 as 5th
21829 argument to final_scan_insn when in a delay slot.
21830 (output_sibcall): Likewise.
21832 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
21834 * arm.c (arm_cpp_interwork): New variable.
21835 (arm_override_options): Set it if TARGET_INTERWORK was on the command
21837 * arm.h (arm_cpp_interwork): Declare it.
21838 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
21839 __THUMB_INTERWORK__ in the preprocessor.
21841 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
21843 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
21845 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
21848 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
21849 Override default settings to account for -m32 and -m64.
21851 2004-07-08 Randolph Chung <tausq@debian.org>
21853 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
21855 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
21857 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
21858 before comparing it as such.
21860 2004-07-08 Richard Henderson <rth@redhat.com>
21862 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
21863 temporary. Use bit arithmetic to align.
21865 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
21867 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
21868 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
21869 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
21870 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
21871 add_labels_and_missing_jumps, find_jump_block,
21872 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
21874 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
21875 link_btr_uses, move_btr_def): Likewise.
21876 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
21877 expand_builtin_expect_jump): Likewise.
21878 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
21879 * calls.c (expand_call, emit_library_call_value_1): Likewise.
21880 * cfganal.c (forwarder_block_p): Likewise.
21881 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
21882 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
21883 find_bb_boundaries): Likewise.
21884 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
21885 merge_blocks_move_predecessor_nojumps,
21886 merge_blocks_move_successor_nojumps, insns_match_p,
21887 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
21888 try_optimize_cfg): Likewise.
21889 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
21890 * cfglayout.c (skip_insns_after_block, label_for_bb,
21891 record_effective_endpoints, insn_locators_initialize,
21892 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
21893 * cfgmainloop.c (create_loop_notes): Likewise.
21894 * cfgrtl.c (delete_insn, delete_insn_chain,
21895 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
21896 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
21897 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
21898 redirect_branch_edge, force_nonfallthru_and_redirect,
21899 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
21900 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
21901 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
21902 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
21903 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
21904 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
21905 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
21906 * combine.c (combine_instructions, can_combine_p, try_combine,
21907 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
21908 distribute_notes, distribute_links, insn_cuid): Likewise.
21909 * cse.c (fold_rtx, cse_insn, cse_around_loop,
21910 invalidate_skipped_block, cse_set_around_loop,
21911 cse_end_of_basic_block, cse_main, cse_basic_block,
21912 cse_condition_code_reg): Likewise.
21913 * cselib.c (cselib_process_insn): Likewise.
21914 * ddg.c (create_ddg): Likewise.
21915 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
21917 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
21918 gen_label_die, dwarf2out_var_location): Likewise.
21919 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
21920 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
21921 last_call_insn, active_insn_p, next_label, prev_label,
21922 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
21923 add_insn_before, remove_insn, add_function_usage_to,
21924 reorder_insns, find_line_note, remove_unnecessary_notes,
21925 emit_insn_after_1, classify_insn): Likewise.
21926 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
21927 connect_post_landing_pads, sjlj_mark_call_sites,
21928 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
21929 can_throw_internal, can_throw_external, set_nothrow_function_flags,
21930 convert_to_eh_region_ranges): Likewise.
21931 * explow.c (optimize_save_area_alloca): Likewise.
21932 * expr.c (expand_expr_real): Likewise.
21933 * final.c (insn_current_reference_address, compute_alignments,
21934 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
21935 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
21936 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
21937 propagate_block_delete_insn, propagate_one_insn,
21938 init_propagate_block_info, propagate_block, libcall_dead_p,
21939 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
21941 * function.c (instantiate_virtual_regs, reorder_blocks_1,
21942 expand_function_start, expand_function_end, contains,
21943 thread_prologue_and_epilogue_insns,
21944 reposition_prologue_and_epilogue_notes): Likewise.
21945 * gcse.c (constprop_register, bypass_conditional_jumps,
21946 insert_insn_end_bb, gcse_after_reload): Likewise.
21947 * genemit.c (gen_expand, gen_split): Likewise.
21948 * genpeep.c (gen_peephole, main): Likewise.
21949 * global.c (build_insn_chain): Likewise.
21950 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
21951 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
21952 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
21953 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
21954 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
21955 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
21956 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
21957 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
21958 dead_or_predicable): Likewise.
21959 * integrate.c (try_constants): Likewise.
21960 * jump.c (rebuild_jump_labels, cleanup_barriers,
21961 purge_line_number_notes, init_label_info, mark_all_labels,
21962 squeeze_notes, get_label_before, get_label_after,
21963 reversed_comparison_code_parts, simplejump_p, pc_set,
21964 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
21965 delete_barrier, delete_prior_computation, delete_computation,
21966 delete_related_insns, delete_for_peephole, redirect_jump):
21968 * lcm.c (optimize_mode_switching): Likewise.
21969 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
21971 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
21972 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
21973 * loop-iv.c (simplify_using_assignment): Likewise.
21974 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
21975 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
21976 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
21977 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
21978 check_insn_for_givs, check_final_value, update_giv_derive,
21979 basic_induction_var, product_cheap_p, check_dbra_loop,
21980 loop_insn_first_p, last_use_this_basic_block,
21981 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
21982 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
21983 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
21984 sms_schedule_by_order): Likewise.
21985 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
21986 * postreload.c (reload_cse_simplify_operands, reload_combine,
21987 reload_cse_move2add): Likewise.
21988 * predict.c (can_predict_insn_p, estimate_probability,
21989 expected_value_to_br_prob, process_note_predictions): Likewise.
21990 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
21991 * profile.c (branch_prob): Likewise.
21992 * ra-build.c (live_out_1, livethrough_conflicts_bb,
21993 detect_webs_set_in_cond_jump): Likewise.
21994 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
21995 ra_print_rtl_with_bb): Likewise.
21996 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
21997 * recog.c (next_insn_tests_no_inequality, find_single_use,
21998 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
21999 * reg-stack.c (next_flags_user, record_label_references,
22000 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
22001 compensate_edge, convert_regs_1): Likewise.
22002 * regclass.c (scan_one_insn): Likewise.
22003 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
22004 regmove_optimize, fixup_match_1, single_set_for_csa,
22005 combine_stack_adjustments_for_block): Likewise.
22006 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
22007 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
22008 find_equiv_reg): Likewise.
22009 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
22010 reload_as_needed, emit_input_reload_insns, do_output_reload,
22011 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
22013 * reorg.c (find_end_label, emit_delay_sequence,
22014 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
22015 get_jump_flags, rare_destination, mostly_true_jump,
22016 try_merge_delay_insns, redundant_insn, own_thread_p,
22017 fill_simple_delay_slots, fill_slots_from_thread,
22018 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
22019 dbr_schedule): Likewise.
22020 * resource.c (find_basic_block, next_insn_no_annul,
22021 find_dead_or_set_registers, mark_target_live_regs): Likewise.
22022 * rtl.h (RTX_PREV): Likewise.
22023 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
22024 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
22025 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
22026 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
22027 tablejump_p, computed_jump_p, insns_safe_to_move_p,
22028 find_first_parameter_load, can_hoist_insn_p): Likewise.
22029 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
22030 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
22031 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
22032 schedule_ebbs): Likewise.
22033 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
22034 is_conditionally_protected, can_schedule_ready_p,
22035 add_branch_dependences, debug_dependencies): Likewise.
22036 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
22038 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
22039 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
22040 set_dominates_use, ujump_to_loop_cont): Likewise.
22041 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
22042 * varasm.c (output_constant_pool_1): Likewise.
22044 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
22046 * tree-scalar-evolution.c: New file.
22047 * tree-scalar-evolution.h: New file.
22048 * tree-ssa-loop-niter.c: New file.
22049 * Makefile.in (SCEV_H): New.
22050 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
22051 * cfgloop.h (struct loop): Add bounds field.
22052 * tree-flow.h (struct tree_niter_desc): New type.
22053 (number_of_iterations_cond, number_of_iterations_exit,
22054 loop_niter_by_eval, find_loop_niter_by_eval,
22055 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
22056 free_numbers_of_iterations_estimates): Declare.
22057 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
22058 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
22059 * doc/invoke.texi (max-iterations-to-track): Document.
22061 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
22063 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
22064 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
22065 (MODE_AFTER): Add cast appropriately.
22066 * config/sh/sh.md (movdi splitter): Likewise.
22067 (casesi_worker_2): Add const qualifier appropriately.
22068 (eh_return): Remove unused variable.
22069 (insv): Initialize v;
22071 2004-07-08 Richard Henderson <rth@redhat.com>
22073 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
22074 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
22075 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
22076 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
22077 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
22079 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
22080 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
22081 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
22082 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
22084 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
22085 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
22086 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
22087 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
22089 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
22090 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
22091 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
22092 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
22094 * config/i860/i860-protos.h (i860_va_arg): Remove.
22095 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
22096 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
22097 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
22099 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
22101 * system.h: Prototype getpagesize if missing.
22102 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
22103 * configure: Regenerate.
22104 * config.in: Regenerate.
22106 2004-07-08 Richard Henderson <rth@redhat.com>
22108 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
22109 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
22110 (fr30_gimplify_va_arg_expr): New.
22111 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
22112 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
22114 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
22117 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
22118 of asm_noperands result.
22120 2004-07-08 Richard Henderson <rth@redhat.com>
22122 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
22123 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
22124 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
22125 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
22127 2004-07-08 Richard Henderson <rth@redhat.com>
22129 * builtins.c (ind_gimplify_va_arg_expr): New.
22130 * tree.h (ind_gimplify_va_arg_expr): Declare.
22131 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
22133 2004-07-08 Jan Beulich <jbeulich@novell.com>
22135 * expmed.c (extract_bit_field): Correct condition to use vec_extract
22136 patterns also on vector elements other than the first one.
22137 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
22140 2004-07-08 Geoffrey Keating <geoffk@apple.com>
22142 * config/rs6000/darwin-ldouble.c: Correct reference
22143 to the Linnainmaa paper.
22145 2004-07-08 Richard Henderson <rth@redhat.com>
22147 * config/arc/arc-protos.h (arc_va_arg): Remove.
22148 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
22149 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
22150 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
22152 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
22153 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
22154 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
22155 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
22157 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22159 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
22161 2004-07-08 Zack Weinberg <zack@codesourcery.com>
22163 * c-decl.c (static_ctors, static_dtors): Make static.
22164 (pop_file_scope): Call c_common_write_pch and
22165 cgraph_finalize_compilation_unit here.
22166 (build_cdtor): Moved here from c-objc-common.c; simplify.
22167 (c_write_global_declarations_1): Clarify comment.
22168 (c_write_global_declarations): Close the external scope before
22169 doing anything else. Call build_cdtor, cgraph_optimize, and
22170 mudflap_finish_file here.
22171 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
22173 * c-objc-common.c: No need to include cgraph.h.
22174 (build_cdtor): Moved to c-decl.c.
22175 (c_objc_common_finish_file): Delete.
22176 * c-tree.h: Update to match.
22177 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
22178 (generate_static_references): Set TREE_USED before calling finish_decl.
22179 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
22180 on the static_instances_decl.
22182 2004-07-08 Zack Weinberg <zack@codesourcery.com>
22184 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
22185 decls when there is only one input translation unit.
22186 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
22187 change of 2004-07-05; do not treat declarations with
22188 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
22189 * opts.c (cur_in_fname): Delete.
22190 * opts.h: Likewise.
22191 * tree.c: Revert changes of 2004-07-05; no special treatment
22192 for TRANSLATION_UNIT_DECLs.
22193 * Makefile.in (tree.o): Update dependencies.
22195 2004-07-08 Roger Sayle <roger@eyesopen.com>
22197 * builtins.c (fold_builtin_strcpy): Merge functionality from
22198 simplify_builtin_strcpy. Add additional len argument. No longer
22199 static. Remove function prototype.
22200 (fold_builtin_strncpy): Likewise integrate functionality from
22201 simplify_builtin_strncpy. Add additional slen argument. No
22202 longer static. Remove function prototype.
22203 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
22204 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
22205 types of "ignore" and "unlocked" parameters to bool.
22206 (fold_builtin_1): Add additional ignore argument. Call renamed
22207 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
22208 builtins. Update arguments to fold_builtin_strncpy and
22209 fold_builtin_strcpy. Add function prototype.
22210 (fold_builtin): Add additional Boolean ignore argument to pass
22212 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
22213 and fold_builtin_strncpy instead of simplify_builtin_fputs,
22214 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
22216 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
22217 simplify_builtin_strncpy): Delete function prototypes.
22218 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
22219 fold_builtin_strncpy): Add function prototypes here.
22220 (fold_builtin): Update function prototype with new "bool ignore".
22222 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
22223 (ccp_fold_builtin): Update call to fold_builtin. Call
22224 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
22225 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
22226 simplify_builtin_strncpy respectively.
22227 * fold-const.c (fold): Update call to fold_builtin.
22229 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
22231 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
22234 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
22235 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
22236 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
22237 * calls.c: Remove ifdefs of macros above.
22238 * functions.c: Likewise.
22239 * expr.c: Likewise.
22241 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
22243 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
22244 (arch attribute): Delete.
22245 (current_function_calls_alloca attribute): Rename into calls_alloca.
22246 (calls_eh_return): New attribute.
22247 (leaf_function): Likewise.
22248 (length attribute): Fix formula for sibcalls.
22249 (return insn): Correctly compute the 'length' attribute.
22250 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
22252 2004-07-08 Richard Henderson <rth@redhat.com>
22254 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
22255 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
22256 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
22257 * tree-eh.c (lower_eh_constructs_1): Likewise.
22258 * tree-sra.c (sra_walk_modify_expr): Likewise.
22259 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
22260 (eliminate_unnecessary_stmts): Likewise.
22261 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
22262 * tree-tailcall.c (optimize_tail_call): Likewise.
22263 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
22265 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
22266 Jakub Jelinek <jakub@redhat.com>
22268 * config/i386/i386.c (override_options): Enable
22269 SSE prefetches with -mtune, as long as we are
22270 compiling for i686 or higher. All i686 processors
22271 accept SSE prefetches as NOPS, some i586's don't.
22273 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
22276 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
22278 2004-07-08 Diego Novillo <dnovillo@redhat.com>
22280 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
22281 the handling of clobbering ASM_EXPRs.
22283 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
22286 * config/sparc/sparc.c (function_value): In 64-bit mode,
22287 return the aggregates larger than 16 bytes like unions.
22289 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
22292 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
22293 'temp' is zero, generate new pseudos as needed and emit the
22294 sequence of insns in single-assignment form. Resync comments
22296 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
22297 function before reload.
22299 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
22301 * vec.c (vec_assert_fail): Remove duplicate 'function'.
22303 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
22305 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
22306 Allocation is signed.
22307 (VEC_reserve): Return flag, allocation is signed.
22309 2004-07-08 Richard Henderson <rth@redhat.com>
22311 * tree-ssa-ccp.c (fold_stmt): Get type directly from
22312 OBJ_TYPE_REF_OBJECT.
22314 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
22315 Neil Booth <neil@daikokuya.co.uk>
22319 * c-decl.c (finish_struct): Ensure bit-fields are given the
22321 * c-common.c (c_common_signed_or_unsigned_type): For C, require
22322 the precision to match as well as the mode.
22323 * expr.c (reduce_to_bit_field_precision): New function.
22324 (expand_expr_real_1): Reduce expressions of bit-field type to
22326 * langhooks.h (reduce_bit_field_operations): New hook.
22327 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
22329 * c-lang.c, objc/objc-lang.c
22330 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
22331 * objc/objc-act.c (check_ivars): Convert types to bit-field types
22333 * tree.c (build_nonstandard_integer_type): New function.
22334 * tree.h (build_nonstandard_integer_type): New prototype.
22335 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
22336 conversions between integer and boolean types as useless.
22338 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
22340 * c-common.c (c_common_nodes_and_builtins): Do not
22341 create __builtin_ptrdiff_t and __builtin_size_t.
22343 2004-07-08 Andrew Pinski <apinski@apple.com>
22345 * Makefile.in (libbackend.o): Add -combine to the gcc
22348 2004-07-08 Nick Clifton <nickc@redhat.com>
22350 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
22353 2004-07-08 Richard Henderson <rth@redhat.com>
22355 * except.c (expand_eh_region_start, expand_eh_region_end,
22356 expand_eh_handler, expand_eh_region_end_cleanup,
22357 expand_start_all_catch, expand_start_catch, expand_end_catch,
22358 expand_end_all_catch, expand_eh_region_end_allowed,
22359 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
22360 expand_eh_region_end_fixup): Remove.
22361 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
22362 cleanups, outer_cleanups, label_chain, exception_region.
22363 (struct goto_fixup): Remove stack_level, cleanup_list_list.
22364 (struct label_chain): Remove.
22365 (struct stmt_status): Remove x_stack_block_stack.
22366 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
22367 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
22368 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
22369 end_cleanup_deferral, last_cleanup_this_contour,
22370 containing_blocks_have_cleanups_or_stack_level,
22371 any_pending_cleanups): Remove.
22372 (expand_null_return_1): Take no arguments.
22373 (expand_label, expand_naked_return, expand_return,
22374 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
22375 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
22376 expand_end_case_type): Don't use any of them.
22377 * calls.c (expand_call): Likewise.
22378 * dojump.c (do_jump): Likewise.
22379 * function.c (expand_function_end): Likewise.
22380 * expr.c (store_expr, expand_expr_real_1): Likewise.
22381 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
22382 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
22383 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
22384 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
22385 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
22386 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
22387 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
22388 for WITH_CLEANUP_EXPR.
22389 (gimple_push_cleanup): Likewise.
22390 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
22391 * print-tree.c (print_node): Likewise.
22392 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
22393 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
22394 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
22395 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
22396 (GOTO_SUBROUTINE_EXPR): Remove.
22397 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
22398 (DECL_TOO_LATE): Remove.
22399 * except.h, tree.h: Update decls.
22401 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
22403 * explow.c (optimize_save_area_alloca): Do not accept parameters.
22404 * passes.c (rest_of_handle_final): Handle symout.
22405 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
22407 (rest_of_handle_sched): Break out SMS. Remove ifs for
22408 flag_schedule_insns and flag_modulo_sched.
22409 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
22410 collect at the end.
22411 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
22412 (rest_of_handle_partition_blocks, rest_of_handle_sms,
22413 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
22414 rest_of_handle_mode_switching, rest_of_handle_jump,
22415 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
22416 rest_of_handle_jump2, rest_of_handle_postreload,
22417 rest_of_handle_flow2, rest_of_clean_state,
22418 rest_of_handle_shorten_branches,
22419 rest_of_handle_prologue_epilogue,
22420 rest_of_handle_branch_target_load_optimize): New.
22421 (rest_of_compilation): Call the above. Remove ggc_collect
22422 calls moved to rest_of_handle_*.
22423 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
22425 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
22426 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
22427 * except.h (set_nothrow_function_flags): Update comment.
22428 * function.c (current_function_nothrow): Remove.
22429 * output.h (current_function_nothrow): Remove.
22430 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
22431 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
22433 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
22436 * reorg.c: Revert 2004-06-30 change.
22437 (find_end_label): If HAVE_epilogue and !HAVE_return,
22438 return 0 instead of creating a label at the end of the insn chain.
22439 (optimize_skip): Account for the failure mode of find_end_label.
22440 (fill_simple_delay_slots): Likewise.
22441 (fill_slots_from_thread): Likewise.
22442 (relax_delay_slots): Likewise.
22444 2004-07-08 Diego Novillo <dnovillo@redhat.com>
22446 * tree-flow.h (addressable_vars): Declare.
22447 * tree-ssa-alias.c (addressable_vars): Define.
22448 (setup_pointers_and_addressables): Add addressable variables
22449 to addressable_vars.
22450 * tree-ssa-operands.c (get_stmt_operands): Move
22451 handling of ASM_EXPRs ...
22452 (get_asm_expr_operands): ... here.
22453 When the ASM_EXPR clobbers memory, also clobber addressable
22455 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
22456 (delete_tree_ssa): Reset addressable_vars.
22458 2004-07-07 Jan Beulich <jbeulich@novell.com>
22459 Richard Henderson <rth@redhat.com>
22461 * varasm.c (assemble_variable): Use assemble_zeros for
22462 zero-initialized variables.
22463 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
22464 for SECCAT_BSS and SECCAT_TBSS.
22466 2004-07-07 Jan Beulich <jbeulich@novell.com>
22468 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
22470 * expmed.c (emit_store_flag): Also special-case double-word
22471 (in-)equality comparison against -1.
22473 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
22474 passing arguments the containers for which are registers.
22476 * calls.c (emit_library_call_value_1): Use mode of function parameter
22477 rather than that of argument since constants have none.
22479 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
22481 Introduce H8SX support.
22482 * expr.c (expand_strcpy): Renamed and moved to...
22483 * builtins.c (expand_movstr): ... here. Tweak.
22484 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
22485 computed or has side effects.
22486 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
22487 unused, or if mempcpy fails. Adjust the return value in the
22488 latter case. Use movstr if everything else fails.
22489 * doc/md.texi (movstr): Document.
22490 (movmemM, clrmemM): Fix explanation of memory block operands.
22491 * config/h8300/h8300.md (stpcpy): Renamed to...
22492 (movstr): ... this. Adjust.
22493 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
22494 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
22495 movmem* and clrstr* to clrmem*.
22496 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
22497 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
22498 GENERAL_REGS, always.
22499 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
22500 getting the stack pointer as addr.
22501 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
22502 from general_operand_dst.
22503 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
22505 (movmd_internal): ... this. Add modes to operands. Disparage `D'
22506 instead of requiring it to match only before reload.
22507 (stpcpy_internal_normal): New, normal-mode variant of...
22508 (stpcpy_internal): ... this. Add modes to operands. Disparage
22509 `D' instead of requiring it to match only before reload.
22510 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
22512 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
22513 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
22515 * config/h8300/h8300.md (attr type): Add call.
22516 (attr can_delay): If type is call, set it no.
22517 (call, call_value): Set type to call.
22518 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
22519 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
22520 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
22521 * tree.c (get_narrower): Don't narrow integral types into
22522 non-integral types.
22523 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
22524 frame_size *before* the first use.
22525 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
22527 (peephole2): Don't widen instructions that push SP. Move
22528 decrement of SP to the end of all stm-generating peepholes.
22529 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
22530 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
22531 and OR to set it to all ones.
22532 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
22533 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
22534 (call, call_value): Set can_delay to "no".
22535 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
22536 * config/h8300/h8300.md (extzv): Make subreg check more robust.
22537 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
22538 * config/h8300/h8300.md (*brabit): Remove.
22539 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
22540 zero_extract. Use bit_memory_operand as the predicate for
22541 operand 1 and 'WU' as the constraint. Check the difference
22542 between the base length and the final one when deciding which
22543 type of branch to use.
22544 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
22545 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
22546 Use convert_move to extend the result for TARGET_H8300SX. Check
22547 for QImode memory references. Optimize the case where the
22548 destination is a paradoxical subreg.
22549 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
22550 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
22551 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
22552 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
22553 * config/h8300/h8300.md: Include mova.md
22554 (length_table): Add mova and mova_zero.
22555 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
22556 after all constant addresses for '%R', '%X', '%T' and '%S'.
22557 (h8300_mova_length): New function.
22558 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
22559 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
22560 dependencies for s-config, etc.
22561 * config/h8300/gemova.sh: New file.
22562 * config/h8300/mova.md: Generated.
22563 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
22564 * config/h8300/h8300.c (h8300_bitfield_length): New.
22565 (nibble_operand): Adjust.
22566 (h8300_binary_length): Handle conditional binary op.
22567 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
22568 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
22569 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
22570 and P#<0, unused so far. W and Y are now prefixes to multi-letter
22571 constraints. WU is introduced as a variant of U that requires a
22572 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
22573 * config/h8300/h8300.md (attr type): Added bitbranch.
22574 (attr length_table): Added bitfield and bitbranch.
22575 (attr length): Compute bitbranch length.
22576 (andqi): Separate pattern for H8300SX. Use bfld for loading the
22577 least-significant bit of a byte.
22578 (brabit, brabc, brabs): New.
22579 (insv, extzv): Emit bfst and bfld on H8300SX.
22580 (bfld, bfst, seq, sne): New.
22581 (bstzhireg, cmpstz, bstz, bistz): New.
22582 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
22583 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
22584 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
22585 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
22586 (h8sx_unary_memory_operator): New function.
22587 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
22588 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
22589 * config/h8300/h8300.md: Add peepholes to combine reloads and
22591 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
22592 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
22593 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
22594 (and?i, ior?i, xor?i): Likewise.
22595 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
22596 * config/h8300/h8300.c: Move enums and prototypes to head of file.
22597 Various whitespace fixes.
22598 (h8300_constant_length): New function, split out from...
22599 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
22600 (h8300_classify_operand): Use IN_RANGE.
22601 (h8300_classify_operand): Use h8300_constant_length.
22602 (h8300_short_move_mem_p): Tighten size check.
22603 (h8sx_mergeable_memrefs_p): Tighten equality check.
22604 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
22605 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
22607 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
22608 * config/h8300/crtn.asm: Likewise.
22609 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
22610 if __H8300SX__ is defined.
22611 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
22612 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
22613 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
22614 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
22615 addresses as mode-dependent.
22616 * config/h8300/h8300.c (print_operand_address): Update call to
22618 (h8300_get_index): Take a mode argument. Rework to fix an
22619 earlier misunderstanding.
22620 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
22621 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
22622 into a register if TARGET_H8300SX.
22623 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
22624 TARGET_H8300SX. Also disable related define_splits.
22625 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
22626 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
22627 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
22628 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
22629 * config/h8300/h8300.h (OK_FOR_Z): New macro.
22630 (EXTRA_CONSTRAINT_STR): Check it.
22631 * config/h8300/h8300.c (h8300_classify_operand): Accept null
22633 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
22634 * config/h8300/h8300.md (length_table): Add mov_imm4.
22635 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
22636 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
22637 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
22639 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
22640 * config/h8300/h8300.c (h8300_reorg): New function.
22641 (TARGET_MACHINE_DEPENDENT_REORG): Define.
22642 * config/h8300/h8300.md (length): Subtract the length of the
22643 delay slot from (pc) when checking the range of forward branches.
22644 (delay_slot, can_delay): New attributes.
22645 (define_delay): Add bra/s handling.
22646 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
22647 (jump): Add delayed-branch handling.
22648 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
22649 * expr.c (expand_strcpy): New function.
22650 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
22651 (expand_builtin_stpcpy): Likewise.
22652 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
22653 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
22654 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
22655 handling to improve register allocation for -fno-omit-frame-pointer.
22656 (h8sx_split_movmd): Delete, moving er6 handling into...
22657 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
22658 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
22659 (movmd): Add calls to copy_rtx.
22660 (movmd_internal): In the second alternative, allow the initial and
22661 final destination registers to be different . Update the splitter
22662 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
22663 instead of h8sx_split_movmd.
22664 (stpcpy, movsd): New expanders.
22665 (movsd_internal): New define_insn.
22666 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
22667 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
22668 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
22669 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
22670 and DESTINATION_REGS.
22671 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
22672 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
22673 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
22674 (h8300_move_ratio): Declare.
22675 (MOVE_RATIO): Use it.
22676 * config/h8300/h8300.c (h8300_move_ratio): New variable.
22677 (h8300_init_once): Initialize it.
22678 (h8300_reg_class_from_letter): New function.
22679 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
22680 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
22681 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
22682 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
22683 (movstrsi, movmd): New expanders.
22684 (movmd_internal): New insn.
22685 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
22686 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
22687 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
22688 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
22689 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
22690 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
22691 * config/h8300/h8300.c (nibble_operand): Fix warning.
22692 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
22693 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
22694 (movsf_h8300h): Disable for TARGET_H8300SX.
22695 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
22696 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
22697 h8300_stm_parallel and h8300_return_parallel.
22698 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
22699 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
22700 h8300_stm_parallel, h8300_return_parallel): New functions.
22701 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
22702 if TARGET_H8300SX. Use h8300_push_pop.
22703 (h8300_expand_epilogue): Likewise. Try to merge the return insn
22704 and final pop when generating h8sx code. Always emit some form
22706 * config/h8300/h8300.md: Don't enforce register alignment in
22707 stm peepholes if TARGET_H8300SX.
22708 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
22709 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
22710 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
22711 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
22712 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
22713 (MULTILIB_DIRNAMES): Add a directory for it.
22714 (MULTILIB_MATCHES): Delete.
22715 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
22716 * final.c (walk_alter_subreg): Handle addresses with subregs
22717 inside a ZERO_EXTEND or AND.
22718 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
22719 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
22721 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
22722 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
22723 @(dd,Rn.w) and @(dd,ERn.L).
22724 (h8300_displacement_size): Take the whole address as argument.
22725 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
22726 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
22727 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
22728 (h8sx_mergeable_memrefs_p): Declare.
22729 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
22730 (HAVE_PRE_INCREMENT): Likewise.
22731 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
22732 addresses for TARGET_H8300SX,
22733 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
22735 (movb_length_table, movl_length_table): New tables.
22736 (movw_length_table): Define to movb_length_table.
22737 (h8300_displacement_size): New, split out from...
22738 (h8300_classify_address): ...here. Handle pre/post inc/dec.
22739 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
22740 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
22741 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
22742 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
22743 (compute_plussi_length, compute_plussi_cc): Update accordingly.
22744 (h8sx_unary_shift_operator): Get the mode from the operator.
22745 (binary_shift_operator): Likewise.
22746 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
22747 a memory reference, check whether the reference is offsettable.
22748 (length_table): Add movb, movw and movl.
22749 (movqi): Add new h8sx pattern. Don't force one operand to be a
22750 register when generating h8sx code.
22751 (movhi, movsi, movsf): Likewise.
22752 (movstrictqi): Use the length_table attribute.
22753 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
22754 (addqi3): Split into a define_expand and define_insn. Don't accept
22755 memory operands in the expander. Use h8300_operands_match_p to
22756 check for matching operands in the define_insn.
22757 (subqi3, negqi2, one_cmplqi2): Likewise.
22758 (add[hs]i3): Don't accept memory operands in the expander. Likewise
22759 in any patterns that are unused in h8sx code. In the h8sx patterns,
22760 use h8300_operands_match_p to check whether operands match.
22761 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
22762 one_cmpl[hs]i3): Likewise.
22763 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
22765 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
22766 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
22767 (h8300_insn_length_from_table): Add a second parameter.
22768 (output_h8sx_shift): Declare.
22769 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
22770 (EXTRA_CONSTRAINT): Replace with...
22771 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
22772 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
22773 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
22774 and h8sx_binary_shift_operator.
22775 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
22776 for TARGET_H8300SX.
22777 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
22778 (bit_memory_operand, fix_bit_operand): Likewise.
22779 (h8300_length_table_for_insn): Remove.
22780 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
22782 (h8300_short_immediate_length, h8300_binary_length): New functions.
22783 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
22784 (output_plussi): Use sub to add negative constants.
22785 (compute_plussi_length): Adjust accordingly.
22786 (h8sx_single_shift_type): New enum.
22787 (h8sx_single_shift, h8sx_unary_shift_operator,
22788 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
22789 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
22790 single h8sx instruction. Return false in this case.
22791 * config/h8300/h8300.md (length_table): Add short_immediate.
22792 (length): Pass the operand array to h8300_insn_length_from_table.
22793 (adjust_length): Assume "no" for insns with a length_table attribute.
22794 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
22795 (*addhi3_h8300hs): Don't use for h8sx.
22796 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
22798 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
22799 1's predicate to nonimmediate_operand. Only skip default expansion
22800 if expand_a_shift or expand_a_rotate returns true. Add new patterns
22801 for single h8sx shift instructions.
22802 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
22803 * config/h8300/h8300.c (nibble_operand): Split out of...
22804 (reg_or_nibble_operand): ... this.
22805 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
22806 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
22807 umulhisi3): Introduce expand, and introduce separate insns for
22808 sign- or zero-extended REG and already-extended CONST_INT.
22809 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
22810 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
22811 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
22812 (subhi3): Likewise. Don't accept immediates for operand 1.
22813 Remove the early clobber from second alternative of the h8300s pattern.
22814 (subsi3): Generalize for h8sx. Force operand 2 into a register
22815 on plain h8300 targets.
22816 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
22817 (subsi3_h8300h): Generalize for h8sx.
22818 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
22819 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
22820 * config/h8300/h8300.c (reg_or_nibble_operand): New.
22821 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
22822 (TARGET_H8300SXMUL): New.
22823 (CONST_OK_FOR_P): New.
22824 (CONST_OK_FOR_LETTER_P): Adjust.
22825 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
22826 umulhisi3): Accept 4-bit immediate on H8SX.
22827 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
22828 (udivsi3, divhi3, udivsi3, divsi3): New.
22829 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
22830 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
22831 * config/h8300/h8300.h (OK_FOR_Q): New macro.
22832 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
22833 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
22834 Add ADDRESSOF to the bit_operand entry.
22835 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
22836 (h8300_src_operand): Likewise.
22837 (bit_operand): Check nonimmediate_operand rather than general_operand.
22838 Accept any nonimmediate_operand in h8sx code.
22839 (h8300_and_costs): Initialize operands[1].
22840 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
22841 (h8300_operand_class): New enum.
22842 (h8300_length_table): New typedef.
22843 (addb_length_table, addw_length_table, addl_length_table,
22844 logicl_length_table): New tables.
22845 (logicb_length_table, logicw_length_table): New macros.
22846 (h8300_classify_operand, h8300_length_from_table,
22847 h8300_length_table_for_insn, h8300_unary_length,
22848 h8300_insn_length_from_table): New functions.
22849 (output_plussi): Only use adds and subs for register destinations.
22850 Disable redundant clause.
22851 (compute_plussi_cc): Likewise.
22852 (compute_plussi_length): Likewise. Use h8300_length_from_table
22853 to work out the length of an insn.
22854 (output_logical_op): Only use narrower immediate instructions
22855 if the destination is a register.
22856 (compute_logical_op_cc): Likewise.
22857 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
22858 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
22859 * config/h8300/h8300.md (length_table): New attribute.
22860 (length): When an instruction has a length_table attribute, use
22861 h8300_insn_length_from_table to calculate its default length.
22862 (cmpqi): Use h8300_dst_operand for the first operand and
22863 h8300_src_operand for the second.
22864 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
22865 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
22866 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
22867 iorsi3, xorhi3, xorsi3): Likewise.
22868 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
22869 so that it allows any combination of operands for TARGET_H8300SX.
22870 (iorqi3, xorqi3): Likewise.
22871 (cmpqi): Use the length_table attribute.
22872 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
22873 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
22874 (cmpqi): Add 'Q' constraint.
22875 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
22876 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
22877 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
22878 * config/h8300/h8300.h (MASK_H8300SX): New macro.
22879 (TARGET_H8300S): True for both -ms and -msx.
22880 (TARGET_H8300SX): New macro.
22881 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
22882 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
22883 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
22884 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
22885 [Temporary change.]
22886 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
22887 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
22888 16-bit pointers and 32-bit ints.
22889 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
22890 CONST_DOUBLE with mode no wider than SImode.
22891 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
22893 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
22894 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
22896 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
22897 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
22898 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
22900 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
22902 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
22904 2004-07-07 Per Bothner <per@bothner.com>
22906 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
22908 2004-07-07 Mike Stump <mrs@apple.com>
22910 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
22911 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
22912 (machopic_finish): Likewise.
22914 2004-07-07 Richard Henderson <rth@redhat.com>
22916 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
22917 through any value-preserving cast.
22919 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
22921 * function.c (assign_parm_find_data_types): Call
22922 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
22924 2004-07-07 Steven Bosscher <stevenb@suse.de>
22926 * tree-cfg.c (group_case_labels): Remove case labels that have
22927 the same target as the default case.
22929 2004-07-07 Steven Bosscher <stevenb@suse.de>
22931 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
22932 regardless of DECL_LANG_SPECIFIC being present or not.
22933 * tree.h (DECL_NUM_STMTS): Purge.
22935 2004-07-07 Andrew Pinski <apinski@apple.com>
22937 * configure: Regenerate with the right autoconf.
22939 2004-07-07 David Edelsohn <edelsohn@gnu.org>
22941 * ifcvt.c (total_bb_rtx_cost): New function.
22942 (find_if_case_1): Compare rtx_cost of basic block to cost of
22944 (find_if_case_2): Same.
22946 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
22949 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
22950 (output_return): Likewise.
22951 (output_sibcall): Abort if !flag_delayed_branch.
22952 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
22953 (emit_and_preserve): New function.
22954 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
22955 indirect jump to the thunked-to function if !flag_delayed_branch.
22956 * config/sparc/sparc.md (delayed_branch): New attribute.
22957 (load_pcrel_sym): Honor flag_delayed_branch. Use above
22958 attribute to compute the length of the insn.
22959 (goto_handler_and_restore): Likewise.
22961 2004-07-07 Andrew Pinski <apinski@apple.com>
22963 PR tree-optimization/15777
22964 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
22966 * expr.c (expand_expr_real_1): Fix formating.
22967 BUFFER_REF and IN_EXPR are dead.
22968 * fold-const.c (non_lvalue): BUFFER_REF is dead.
22969 * tree-inline.c (estimate_num_insns_1): Likewise.
22970 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
22971 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
22972 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
22974 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
22976 * collect2.c (dump_file): Don't call cplus_demangle if
22977 HAVE_LD_DEMANGLE is defined.
22978 (main): Pass "--demangle" to ld if no_demangle is not 0 and
22979 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
22980 if HAVE_LD_DEMANGLE is defined.
22982 * configure.ac (--with-demangler-in-ld): Added
22983 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
22984 --with-demangler-in-ld is used.
22985 * config.in: Regenerated.
22986 * configure: Likewise.
22988 2004-07-07 Roger Sayle <roger@eyesopen.com>
22990 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
22991 for simple floating point operations "fp", double precision
22992 multiplication "dmul", and single and double precision division
22993 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
22994 (ppc630_cost): New table split from ppc620_cost, to distinguish
22995 differences in floating point latencies.
22996 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
22997 (rs6000_rtx_costs): Add support for single and double precision
22998 floating point addition, subtraction, multiplication, division,
22999 fused-multiply-add, fused-multiply-sub, negation, absolute value
23000 and negative absolute value. Tweak MEM case to use prefered idiom.
23002 2004-07-07 Richard Henderson <rth@redhat.com>
23004 * tree-flow-inline.h (may_propagate_copy): Move...
23005 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
23006 attempt to copy between types requiring conversion.
23007 * tree-flow.h (may_propagate_copy): Update decl.
23008 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
23010 2004-07-07 Jakub Jelinek <jakub@redhat.com>
23012 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
23013 from -mtune= option.
23015 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
23017 * builtins.c: Rename movstr*, except for movstrict*, to
23018 movmem* and clrstr* to clrmem*.
23019 * expr.c: Likewise.
23020 * expr.h: Likewise.
23021 * genopinit.c: Likewise.
23022 * integrate.c: Likewise.
23023 * local-alloc.c: Likewise.
23024 * optabs.c: Likewise.
23025 * optabs.h: Likewise.
23026 * config/alpha/alpha.h: Likewise.
23027 * config/alpha/alpha.md: Likewise.
23028 * config/arm/arm-protos.h: Likewise.
23029 * config/arm/arm.c: Likewise.
23030 * config/arm/arm.md: Likewise.
23031 * config/avr/avr.md: Likewise.
23032 * config/c4x/c4x.c: Likewise.
23033 * config/c4x/c4x.md: Likewise.
23034 * config/frv/frv.md: Likewise.
23035 * config/i386/i386-protos.h: Likewise.
23036 * config/i386/i386.c: Likewise.
23037 * config/i386/i386.h: Likewise.
23038 * config/i386/i386.md: Likewise.
23039 * config/i860/i860.c: Likewise.
23040 * config/i860/i860.md: Likewise.
23041 * config/ip2k/ip2k.md: Likewise.
23042 * config/ip2k/libgcc.S: Likewise.
23043 * config/ip2k/t-ip2k: Likewise.
23044 * config/m32r/m32r.c: Likewise.
23045 * config/m32r/m32r.md: Likewise.
23046 * config/mcore/mcore.md: Likewise.
23047 * config/mips/mips.c: Likewise.
23048 * config/mips/mips.md: Likewise.
23049 * config/ns32k/ns32k.c: Likewise.
23050 * config/ns32k/ns32k.h: Likewise.
23051 * config/ns32k/ns32k.md: Likewise.
23052 * config/pa/pa.c: Likewise.
23053 * config/pa/pa.md: Likewise.
23054 * config/pdp11/pdp11.h: Likewise.
23055 * config/pdp11/pdp11.md: Likewise.
23056 * config/rs6000/rs6000.c: Likewise.
23057 * config/rs6000/rs6000.md: Likewise.
23058 * config/s390/s390-protos.h: Likewise.
23059 * config/s390/s390.c: Likewise.
23060 * config/s390/s390.md: Likewise.
23061 * config/sh/lib1funcs.asm: Likewise.
23062 * config/sh/sh.c: Likewise.
23063 * config/sh/sh.md: Likewise.
23064 * config/sh/t-sh: Likewise.
23065 * config/sparc/sparc.h: Likewise.
23066 * config/vax/vax.md: Likewise.
23067 * config/xtensa/xtensa.c: Likewise.
23068 * config/xtensa/xtensa.md: Likewise.
23069 * doc/invoke.texi: Likewise.
23070 * doc/md.texi: Likewise.
23071 * doc/rtl.texi: Likewise.
23073 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
23076 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
23077 * config/mips/mips.c (mips_declare_common_object): New function,
23078 mostly split out from...
23079 (mips_output_aligned_decl_common): ...here.
23080 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
23081 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
23082 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
23083 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
23085 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23088 * function.c (assign_parms): Fix typo from previous change.
23090 2004-07-07 Jason Merrill <jason@redhat.com>
23093 * doc/extend.texi (C++ Interface): Correct information and
23096 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
23101 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
23104 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
23107 * config/m32r/m32r.c (m32r_function_symbol): New function:
23108 Generate a symbol name RTX with the correct m32r specific flags
23110 (block_move_call): Use new function to generate correct symbol.
23111 * config/m32r/m32r-protos.h: Add prototype for new funcion.
23112 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
23115 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
23117 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
23118 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
23119 TYPE_BINFO_BASETYPE): Remove.
23120 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
23122 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
23124 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
23125 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
23126 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
23127 (struct tree_binfo): Rename base_types to base_binfos.
23128 * alias.c (record_component_aliases): Adjust BINFO macros.
23129 * dbxout.c (dbxout_type): Likewise.
23130 * dwarf2out.c (gen_member_die): Likewise.
23131 * sdbout.c (sdbout_one_type): Likewise.
23132 * tree-dump.c (deque_and_dump): Likewise.
23133 * config/i386/i386.c (classify_argument,
23134 contains_128bit_aligned_vector_p): Likewise.
23136 2004-07-07 Nick Clifton <nickc@redhat.com>
23138 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
23139 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
23141 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
23143 * vec.h: Fix the example use.
23145 2004-07-06 Richard Henderson <rth@redhat.com>
23147 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
23148 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
23149 * tree-inline.c (copy_body_r, setup_one_parameter,
23150 initialize_inlined_parameters, expand_call_inline,
23151 declare_inline_vars): Don't check it.
23152 (expand_calls_inline): Remove old version, rename new version
23153 from gimple_expand_calls_inline.
23154 * tree-optimize.c (execute_gimple): Remove.
23155 (pass_gimple): Don't run anything.
23157 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
23159 * doc/sourcebuild.texi: Use semicolons instead of commas in
23162 2004-07-06 Richard Henderson <rth@redhat.com>
23164 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
23165 (sra_walk_modify_expr, scan_init): Likewise.
23166 (generate_element_zero): Check visited before scanning children.
23167 (generate_element_init): Set visited on error.
23168 (scalarize_init): Handle generate_element_init failure similar
23171 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
23173 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
23174 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
23176 2004-07-06 Richard Henderson <rth@redhat.com>
23178 * config/i386/i386.c (legitimize_pic_address): Make static.
23179 (legitimize_address): Handle CONST with TLS operand.
23180 (ix86_expand_move): Don't call legitimize_pic_address directly.
23181 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
23183 2004-07-06 Roger Sayle <roger@eyesopen.com>
23185 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
23186 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
23187 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
23188 is currently executed unconditionally, i.e. not in "else_bb".
23190 2004-07-06 Steven Bosscher <stevenb@suse.de>
23192 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
23193 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
23194 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
23195 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
23196 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
23197 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
23198 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
23199 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
23200 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
23201 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
23202 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
23203 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
23204 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
23205 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
23206 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
23207 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
23209 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
23211 * dojump.c (do_jump): REFERENCE_EXPR is dead.
23212 * expr.c (expand_expr_real_1): Ditto.
23213 * tree-inline.c (estimate_num_insns_1): Ditto.
23214 * tree-pretty-print.c (dump_generic_node): Ditto.
23215 (op_symbol): Ditto.
23218 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
23220 * tree-ssa-pre.c (reference_node_pool): New pool.
23221 (find_or_generate_expression): Class 'r' is okay too.
23222 (create_value_expr_from): Ditto.
23223 (add_to_sets): LHS should not include vuses.
23224 (eliminate): Ditto.
23225 (compute_avail): Reverse ordering of tests.
23226 Valuize INDIRECT_REF as well.
23228 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
23230 PR rtl-optimization/16380
23231 * loop.c (check_dbra_loop): Sink comparison instructions if they
23232 do something other than set cc0.
23234 2004-07-06 James E Wilson <wilson@specifixinc.com>
23236 * doc/interface.texi (longjmp and automatic variables): Delete
23237 paragraph recommending taking the address of a variable.
23239 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
23241 * vec.h (VEC_embedded_alloc): Remove.
23242 (VEC_embedded_size, VEC_embedded_init): New.
23243 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
23245 (VEC_truncate): New.
23246 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
23247 (vec_embedded_alloc): Remove.
23248 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
23249 (vec_embedded_alloc): Remove.
23251 2004-07-06 Mark Mitchell <mark@codesourcery.com>
23253 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
23254 (gt-langhooks.h): Remove.
23256 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
23258 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
23260 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
23262 * config/sparc/sparc.c (get_pc_symbol): Rename into
23263 add_pc_to_pic_symbol.
23264 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
23265 (load_pic_register): Account for previous changes.
23266 Use reg_names. Don't create the label twice.
23267 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
23268 UNSPEC_LOAD_PCREL_SYM.
23269 (get_pc): Rename into load_pcrel_sym. Add predicate to
23270 operands. Remove condition.
23272 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
23274 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
23275 RECORD, UNION & QUAL_UNION is actually a binfo.
23277 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
23278 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
23279 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
23280 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
23281 * dwarf2out.c (add_data_member_location_attribute): Likewise.
23282 (gen_inheritance_die): Likewise.
23283 * tree-dump.c (deque_and_dump): Likewise.
23284 * doc/c-tree.texi (Binfos): Add under reconstruction note.
23286 2004-07-06 Steven Bosscher <stevenb@suse.de>
23288 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
23290 * config/mcore/mcore.md: Model memory latency with a simple DFA
23291 pipeline description instead of a define_function_unit.
23293 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
23295 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
23296 * langhooks.h (var_mod_type_p): Likewise.
23297 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
23298 * expr.c (count_type_elements): Properly handle return from
23299 array_type_nelts and properly test for overflow.
23300 * gimplify.c (gimplify_init_constructor): Properly handle return
23301 from array_type_nelts.
23302 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
23303 * integrate.c (copy_decl_for_inlining): Correct comments.
23304 * tree-inline.c (remap_decl): Update comments, remove dead code,
23305 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
23306 (remap_type): Only remap if variably modified by vars in function
23308 (copy_body_r): Use compatible_type langhooks to see when can fold.
23309 (setup_one_parameter): Don't remap type.
23310 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
23311 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
23312 compute TREE_INVARIANT for decl case.
23313 (find_var_from_fn): New function.
23314 (variably_modified_type_p): Add arg and call new function.
23315 * tree.h (variably_modified_type_p): Add extra arg.
23317 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
23319 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
23320 (goto_handler_and_restore_v9): Delete disabled insn.
23321 (goto_handler_and_restore_v9_sp64): Likewise.
23323 2004-07-05 Roger Sayle <roger@eyesopen.com>
23325 * calls.c (load_register_parameters): Call expand_shift instead
23326 of expand_binop with ashl_optab (or other shift optab) directly.
23327 * expr.c (emit_group_load, emit_group_store): Likewise.
23328 * function.c (assign_parm_setup_block): Likewise.
23329 * stmt.c (shift_return_value): Likewise.
23331 2004-07-05 Jakub Jelinek <jakub@redhat.com>
23333 * expr.c (expand_assignment): Disable the bitfield += optimizations.
23335 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
23337 * doc/sourcebuild.texi: Revert previous patch.
23339 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
23341 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
23342 TARGET_MEM_FUNCTIONS.
23343 * system.h: Poison TARGET_MEM_FUNCTIONS.
23344 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
23345 bcmp_libfunc, bzero_libfunc): Remove.
23346 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
23348 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
23349 * doc/standards.texi: Don't mention calling BSD string functions.
23350 * doc/invoke.texi: Likewise. Mention that memmove may be called.
23351 * config/vax/t-memfuncs: New.
23352 * config/memcmp.c, config/memcpy.c, config/memmove.c,
23353 config/memset.c: New.
23354 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
23355 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
23357 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
23358 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
23359 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
23360 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
23361 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
23362 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
23363 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
23364 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
23365 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
23366 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
23368 2004-07-05 Richard Henderson <rth@redhat.com>
23370 * function.c (assign_parm_setup_reg): Properly rename variables in
23371 FUNCTION_ARG_CALLEE_COPIES section.
23373 2004-07-05 Zack Weinberg <zack@codesourcery.com>
23375 * tree-mudflap.c: Include cgraph.h.
23376 (mf_init_extern_trees): Rename to mudflap_init. Export.
23377 Rewrite to create synthetic declarations instead of looking
23378 up declarations from mf-runtime.h.
23379 (mf_make_builtin, mf_make_cache_struct_type): New functions.
23380 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
23381 Correct commentary.
23382 (execute_mudflap_function_decls, mudflap_register_call):
23383 Don't call mf_init_extern_trees.
23384 (mudflap_finish_file): Use cgraph_build_static_cdtor.
23386 * tree-mudflap.h: Update prototypes.
23387 * c-mudflap.c: Delete file.
23388 * c-common.c: Include tree-mudflap.h.
23389 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
23390 * Makefile.in: Remove all references to c-mudflap.o.
23391 Update dependencies.
23393 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23395 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
23396 displacements with the spatial-locality cache-control completer.
23398 2004-07-05 Zack Weinberg <zack@codesourcery.com>
23400 * langhooks.c: Don't include gt-langhooks.h.
23401 (var_labelno): Delete.
23402 (lhd_set_decl_assembler_name): Do not append a distinguishing
23403 number to file-scope internal-linkage declarations for the first
23404 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
23405 the declaration itself (if at block scope), or its containing
23406 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
23409 * opts.c (cur_in_fname): New global.
23410 * opts.h: Declare it.
23411 * tree.c: Include opts.h.
23412 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
23413 DECL_UID equal to cur_in_fname.
23414 (copy_node_stat): Do not change DECL_UID when copying a
23415 TRANSLATION_UNIT_DECL.
23416 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
23417 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
23419 * c-decl.c (c_static_assembler_name): Delete.
23420 * c-tree.h (c_static_assembler_name): Delete prototype.
23421 * c-lang.c, objc/objc-lang.c: Don't override
23422 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
23424 * Makefile.in (tree.o): Update dependencies.
23425 (GTFILES): Remove langhooks.c.
23427 2004-07-05 Roger Sayle <roger@eyesopen.com>
23429 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
23430 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
23431 Normalize "X % C" as "X % -C" for signed modulus and negative C.
23432 Optimize "X % -Y" as "X % Y" for signed modulus.
23433 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
23434 into "((unsigned) X % Y) == 0".
23436 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
23438 * sourcebuild.texi (Config Fragments): Use @comma{} in
23439 cross-reference to section title.
23441 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
23443 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
23444 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
23445 (gimplify_target_expr, gimplify_expr): Likewise.
23446 (copy_if_shared_r): No longer need special case for BIND_EXPR.
23447 (unshare_body, unvisit_body): Only look at nested if BODY_P is
23449 (gimplify_compound_lval): See if we can strip any useless conversion.
23450 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
23452 (gimplify_modify_expr_to_memset): Likewise.
23453 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
23454 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
23455 (declare_inline_vars): Likewise.
23456 (walk_type_fields): New function.
23457 (walk_tree): Use it.
23458 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
23460 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
23461 (sra_walk_modify_expr): Allow init function to fail.
23462 (scan_init): Now returns bool.
23463 (generate_element_init): If can't understand INIT, return false.
23464 (scalarize_init): Return false if generate_element_init does.
23466 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
23469 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
23470 bounds if bounds aren't constant.
23472 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
23474 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
23475 to type hooks; remove bogus PARAMS.
23477 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
23479 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
23480 * dwarf2out.c (add_data_member_location_attribute): Check for
23482 * tree.c (tree_node_kinds): Add "binfos".
23483 (binfo_lang_slots): New.
23484 (make_node_stat): Add TREE_BINFO.
23485 (make_tree_binfo_stat): New.
23486 (tree_node_structure): Add TREE_BINFO.
23487 * tree.def (TREE_BINFO): New.
23488 * tree.h (REC_OR_UNION_CHECK): Rename to ...
23489 (RECORD_OR_UNION_CHECK): ... here.
23490 (NOT_RECORD_OR_UNION_CHECK): New.
23491 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
23492 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
23493 RECORD_OR_UNION_CHECK.
23494 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
23495 (TYPE_LANG_SLOT_1): New.
23496 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
23497 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
23498 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
23499 (BINFO_ELTS): Remove.
23500 (BINFO_LANG_SLOT): New.
23501 (struct tree_binfo): New.
23502 (binfo_lang_slots): Declare.
23503 (enum tree_node_structure_enum): Add TS_BINFO.
23504 (union tree_node): Add binfo.
23505 (make_tree_binfo_stat): Declare.
23506 (make_tree_binfo): New.
23507 (enum tree_node_kind): Add binfo_kind.
23509 * objc/objc-act.c (start_class, objc_declare_protocols,
23510 start_protocols): Use TYPE_LANG_SLOT_1.
23511 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
23513 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
23514 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
23515 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
23516 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
23518 2004-07-05 Steven Bosscher <stevenb@suse.de>
23520 * rtl.h (struct rtx_def): Remove the integrated flag.
23521 Use the return_val flag for MEM_SCALAR_P.
23522 Reshuffle and update flags in CLEAR_RTX_FLAGS.
23524 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
23527 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
23528 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
23531 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
23533 * var-tracking.c: Fix some comments.
23534 (frame_stack_adjust): New.
23535 (vt_stack_adjustments): Init stack_adjust of entry block to
23536 minus stack adjustment of function prologue.
23537 (adjust_stack_reference): Do not adjust if adjustment == 0.
23538 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
23539 (emit_notes_in_bb): Likewise.
23540 (vt_add_function_parameters): Do not adjust locations of
23541 function arguments.
23542 (vt_initialize): Compute the stack adjustment of function
23543 prologue and offset the initial "location" of frame_base_decl
23544 from the stack pointer after prologue.
23546 2004-07-04 Richard Henderson <rth@redhat.com>
23548 * function.c (struct assign_parm_data_all): New.
23549 (struct assign_parm_data_one): New.
23550 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
23551 assign_parm_find_data_types, assign_parms_setup_varargs,
23552 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
23553 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
23554 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
23555 assign_parm_setup_block, assign_parm_setup_reg,
23556 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
23557 (assign_parms): ... here.
23559 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
23561 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
23562 now are bitmap_set_t's.
23563 (bitmap_insert_into_set): No point in inserting the value if
23565 (bitmap_set_contains): New function.
23566 (bitmap_set_replace_value): Add comment on why we do it
23568 (set_contains): Removed.
23569 (bitmap_set_subtract_from_value_set): New name of
23570 set_subtract now that it's arguments are two different
23573 (bitmap_find_leader): Change algorithm used.
23574 (find_or_generate_expression): Update use of functions for new
23576 (create_expression_by_pieces): Ditto.
23577 (insert_aux): Ditto.
23579 (add_to_sets): Ditto.
23581 (execute_pre): Ditto.
23582 (compute_avail): Ditto.
23583 Also ignore virtual phis.
23585 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
23587 * combine.c (simplify_comparison): Fix comment typo.
23589 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
23591 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
23592 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
23593 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
23594 (output_restore): Change parameter from 'insn' to 'pat'.
23595 (output_return): Adjust call to output_restore.
23596 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
23597 Adjust call to output_restore.
23599 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
23601 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
23602 and assert system is bsd.
23604 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
23606 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
23607 (TARGET_SWITCHES): Remove -mdebugc.
23608 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
23609 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
23610 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
23611 (sle_[sd]i_reg): Delete.
23613 2004-07-04 Steven Bosscher <stevenb@suse.de>
23615 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
23617 * config/iq2000/iq2000.md: Translate old pipeline description to an
23618 equivalent new one.
23620 2004-07-04 Roger Sayle <roger@eyesopen.com>
23622 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
23623 Ensure the replacement rhs is valid gimple before performing
23624 the substitution. Return false if these sanity checks fail.
23625 (fold_stmt): Only set changed to true, if set_rhs returns true.
23626 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
23629 2004-07-04 Richard Henderson <rth@redhat.com>
23632 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
23634 2004-07-04 Mark Mitchell <mark@codesourcery.com>
23636 * configure.ac (ranlib_flags): New variable.
23637 * Makefile.in (RANLIB_FLAGS): New variable.
23638 (libbackend.a): Use it.
23639 * configure: Regenerated.
23641 2004-07-04 Roger Sayle <roger@eyesopen.com>
23643 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
23644 a "sign mask" instead of using ashr_optab directly.
23646 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
23648 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
23649 * doc/cppopts.texi: Clarify processing of command-line defines.
23651 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
23653 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
23655 2004-07-04 Richard Henderson <rth@redhat.com>
23657 * rtl.def (ADDRESSOF): Remove.
23658 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
23659 (find_base_term, memrefs_conflict_p): Likewise.
23660 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
23661 (fold_rtx, cse_insn, set_live_p): Likewise.
23662 * dwarf2out.c (mem_loc_descriptor): Likewise.
23663 (add_location_or_const_value_attribute): Likewise.
23664 * emit-rtl.c (copy_insn_1): Likewise.
23665 * explow.c (memory_address): Likewise.
23666 * expmed.c (store_split_bit_field): Likewise.
23667 * expr.c (expand_expr_real_1): Likewise.
23668 * function.c (instantiate_decl
23669 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
23670 * genrecog.c (preds, validate_pattern): Likewise.
23671 * integrate.c (copy_rtx_and_substitute): Likewise.
23672 * recog.c (general_operand, register_operand): Likewise.
23673 (memory_address_p): Likwise.
23674 * reload1.c (eliminate_regs, elimination_effects): Likewise.
23675 * rtl.c (copy_rtx): Likewise.
23676 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
23677 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
23678 * rtlhooks.c (gen_lowpart_general): Likewise.
23679 * stmt.c (expand_asm_operands): Likewise.
23680 * web.c (entry_register, replace_ref, web_main): Likewise.
23681 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
23682 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
23683 * config/arm/arm.c (thumb_rtx_costs): Likewise.
23684 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
23685 * config/frv/frv.c (move_destination_operand, move_source_operand,
23686 condexec_dest_operand, condexec_source_operand,
23687 condexec_memory_operand): Likewise.
23688 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
23689 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
23690 (destination_xfmode_operand): Likewise.
23691 * config/mips/mips.h (PREDICATE_CODES): Likewise.
23692 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
23693 * config/s390/s390.c (general_s_operand): Likewise.
23694 * config/s390/s390.md (mov*): Likewise.
23695 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
23697 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
23698 * expr.c (expand_expr_real_1): Likewise.
23699 * stmt.c (expand_decl): Likewise.
23700 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
23702 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
23703 postponed_insns, put_var_into_stack, put_reg_into_stack,
23704 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
23705 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
23706 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
23707 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
23708 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
23709 purge_bitfield_addressof_replacements, purge_addressof_replacements,
23710 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
23711 struct insns_for_mem_walk_info, insns_for_mem_walk,
23712 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
23713 setjmp_protect_args): Remove.
23714 (push_function_context_to): Don't handle var_refs_queue.
23715 (pop_function_context_from, free_after_compilation): Likewise.
23716 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
23717 (assign_parms, allocate_struct_function): Likewise.
23718 (use_register_for_decl): New.
23719 (expand_function_end): Don't setjmp_protect.
23720 * function.h (struct emit_status): Update commentary.
23721 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
23722 (max_parm_reg, parm_reg_stack_loc): Remove.
23723 * passes.c (DFI_addressof): Remove.
23724 (dump_file_info): Remove addressof.
23725 (rest_of_handle_addressof): Remove.
23726 (rest_of_compilation): Don't call it.
23727 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
23728 * stmt.c (expand_decl): Use use_register_for_decl.
23729 * tree.h: Update decls.
23730 * web.c (mark_addressof): Remove.
23731 * doc/invoke.texi (-dF): Remove.
23733 2004-07-03 Richard Henderson <rth@redhat.com>
23735 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
23736 instead of gen_mem_addressof.
23737 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
23738 TImode output register.
23740 2004-07-03 Richard Henderson <rth@redhat.com>
23742 PR tree-optimization/16341
23743 * tree-sra.c (sra_walk_function): Increment to next stmt before
23744 processing the current stmt.
23745 (sra_insert_after): Always use BSI_SAME_STMT.
23747 2004-07-03 Richard Henderson <rth@redhat.com>
23749 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
23750 fp plus with minus.
23752 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
23754 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
23755 with tree_int_cst_equal.
23757 2004-07-03 Andreas Schwab <schwab@suse.de>
23759 * config/ia64/ia64.md: Define new attribute "empty".
23760 (prologue_use, nop_x, insn_group_barrier): Set it.
23762 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
23763 skip over "empty" insns.
23765 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
23767 * tree-inline.c (initialize_inlined_parameters): Pass proper function
23768 context to gimplify_body.
23769 (walk_tree): Don't walk into types twice.
23770 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
23772 * tree-sra.c (generate_element_init): Remove any useless conversions.
23774 * gimplify.c (gimplify_conversion): Remove stripping useless
23775 conversions from here.
23776 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
23777 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
23778 Unshare before substituting PLACEHOLDER_EXPR.
23779 (gimplify_modify_expr_to_memset): Likewise.
23780 Pass address of TO to memset, not TO itself.
23781 (gimplify_init_constructor): Make copy of OBJECT so we have it each
23782 time we make an expression (to match a PLACEHOLDER_EXPR).
23784 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
23785 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
23786 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
23787 * tree-ssa-dom.c (local_fold): Likewise.
23789 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
23790 * langhooks.h (strct lang_hooks): New field type_max_size.
23791 * function.c (assign_temp): Call it.
23793 2004-07-03 Steven Bosscher <stevenb@suse.de>
23795 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
23796 * config/sh/sh.md: Convert the SH1 pipeline description to
23799 2004-07-02 Zack Weinberg <zack@codesourcery.com>
23801 * c-decl.c (struct c_binding): Remove contour field; add
23802 depth, invisible, nested fields.
23803 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
23804 (B_IN_EXTERNAL_SCOPE): New convenience macros.
23805 (bind): Add invisible and nested arguments. Initialize
23806 new fields of struct c_binding; adjust loop scanning for
23808 (free_binding_and_advance): Clear structure with memset.
23809 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
23810 in file scope, even if it's in external scope too.
23811 (pushdecl): Adjust to match. Create invisible file-scope
23812 declarations for block-scope forward declarations of static functions.
23813 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
23814 (undeclared_variable, lookup_label, declare_label, define_label)
23815 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
23816 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
23817 (store_parm_decls_oldstyle): Adjust to match.
23818 (diagnose_mismatched_decls): Correct handling of linkage clashes.
23819 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
23821 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
23822 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
23824 2004-07-02 Richard Henderson <rth@redhat.com>
23826 * c-decl.c (grokdeclarator): Don't frob current_function_decl
23827 around variable_size.
23828 (set_decl_nonlocal): Remove.
23829 (store_parm_decls): Add stmts for pending sizes.
23830 * calls.c (calls_function, calls_function_1): Remove.
23831 (precompute_arguments): Don't call it.
23832 * cfgexpand.c (set_save_expr_context): Remove.
23833 (tree_expand_cfg): Don't call it.
23834 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
23835 (dwarf2out_finish): Likewise.
23836 * expr.c (emit_block_move): Adjust addresses to BLKmode.
23837 (store_constructor): Don't pre-evaluate SAVE_EXPR.
23838 (safe_from_p): Don't queue SAVE_EXPRs.
23839 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
23840 or build plain VAR_DECLs.
23841 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
23843 (fold_checksum_tree): Don't special-case SAVE_EXPR.
23844 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
23845 (put_var_into_stack): Don't handle SAVE_EXPR.
23846 (gen_mem_addressof): Likewise.
23847 * function.h (struct function): Remove x_save_expr_regs.
23848 (save_expr_regs): Remove.
23849 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
23850 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
23851 * stor-layout.c (variable_size): Don't set it.
23852 (force_type_save_exprs, force_type_save_exprs_1): Remove.
23853 * tree-inline.c (remap_save_expr): Remove fn argument. Update
23854 all callers. Don't set SAVE_EXPR_CONTEXT.
23855 * tree-inline.h (remap_save_expr): Update decl.
23856 * tree.c (save_expr): Update build size.
23857 (first_rtl_op): Don't handle SAVE_EXPR.
23858 (unsave_expr_1, contains_placeholder_p): Likewise.
23859 (decl_function_context): Likewise.
23860 * tree.def (SAVE_EXPR): Remove args 1 and 2.
23861 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
23862 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
23864 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
23866 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
23867 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
23868 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
23869 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
23870 some first-person references and patronizing comments. Based on
23872 * doc/invoke.texi: Don't reference fortran@gnu.org.
23873 * doc/trouble.texi (Warning when a non-void function value is
23874 ignored): Rewrite. From Russ Allbery and Chris Devers.
23876 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
23878 * tree-ssa-pre.c (bitmap_set_t): New.
23879 (bb_value_sets): avail_out is now a bitmap_set_t.
23880 (bitmap_find_leader): New function.
23881 (bitmap_value_insert_into_set): Ditto.
23882 (bitmap_set_copy): Ditto.
23883 (bitmap_value_replace_in_set): Ditto.
23884 (bitmap_set_contains_value): Ditto.
23885 (bitmap_set_new): Ditto.
23886 (bitmap_set_pool): New pool.
23887 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
23888 (insert_aux): Ditto.
23889 (add_to_sets): Ditto.
23890 (compute_avail): Ditto
23891 (eliminate): Ditto.
23894 (execute_pre): Ditto.
23896 2004-07-02 Roger Sayle <roger@eyesopen.com>
23898 * config/rs6000/rs6000.c (struct processor_costs): New structure
23899 used to hold instruction latencies/sizes for processor types.
23900 (rs6000_cost): New global variable pointing to current CPU's costs.
23901 (rs6000_override_options): Initialize rs6000_cost to point to the
23902 appropriate cost table based upon rs6000_cpu and optimize_size.
23903 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
23906 2004-07-02 Richard Henderson <rth@redhat.com>
23908 * expmed.c (make_tree): Don't use SET_DECL_RTL.
23910 2004-07-02 Steven Bosscher <stevenb@suse.de>
23912 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
23914 2004-07-01 Richard Henderson <rth@redhat.com>
23916 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
23917 (alpha_gp_save_rtx): Use assign_stack_local instead of
23920 2004-07-01 Richard Henderson <rth@redhat.com>
23922 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
23923 (alpha_rtx_cost_data): Update to match.
23924 (alpha_rtx_cost_size): New.
23925 (alpha_rtx_costs): Honor optimize_size.
23927 2004-07-01 Richard Henderson <rth@redhat.com>
23929 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
23930 * cfgexpand.c (tree_expand_cfg): Do it here.
23931 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
23932 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
23933 * config/mips/mips.c (mips_output_mi_thunk): And here.
23934 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
23935 * config/sh/sh.c (sh_output_mi_thunk): And here.
23936 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
23938 2004-07-01 Richard Henderson <rth@redhat.com>
23940 * tree.def (RTL_EXPR): Remove.
23941 * c-typeck.c (lvalue_p): Don't handle it.
23942 * expr.c (safe_from_p): Likewise.
23943 (expand_expr_real_1): Likewise.
23944 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
23945 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
23946 * gengtype.c (adjust_field_tree_exp): Likewise.
23947 * stmt.c (warn_if_unused_value): Likewise.
23948 * tree-gimple.c (recalculate_side_effects): Likewise.
23949 * tree-pretty-print.c (dump_generic_node): Likewise.
23950 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
23951 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
23952 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
23954 * stmt.c (struct stmt_status): Remove x_last_expr_type,
23955 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
23956 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
23957 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
23958 all the bits that tracked last_expr.
23959 (expand_end_bindings): Don't track last_expr.
23960 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
23961 (clear_last_expr): Remove.
23962 (expand_asm): Don't call it.
23963 (expand_asm_operands, expand_end_cond): Likewise.
23964 (expand_naked_return, expand_null_return_1): Likewise.
23965 * c-typeck.c (c_begin_compound_stmt): Likewise.
23966 * cfgexpand.c (expand_block): Use expand_expr_stmt.
23967 * expr.c (expand_expr_real_1): Likewise.
23968 * tree.h: Update prototypes.
23970 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
23971 (struct emit_status): Remove sequence_rtl_expr.
23972 (struct function): Remove x_rtl_expr_chain.
23973 (seq_rtl_expr, rtl_expr_chain): Remove.
23974 * function.c (struct temp_slot): Remove rtl_expr.
23975 (assign_stack_temp_for_type): Don't set it.
23976 (free_temp_slots, pop_temp_slots): Don't check it.
23977 (free_after_compilation): Don't clear x_rtl_expr_chain.
23978 (fixup_var_refs): Don't search it.
23979 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
23980 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
23982 (push_topmost_sequence): Likewise.
23983 (end_sequence, init_emit): Likewise.
23984 (start_sequence_for_rtl_expr): Remove.
23985 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
23986 * rtl.h (preserve_rtl_expr_result): Remove.
23988 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
23990 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
23991 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
23994 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
23996 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
23997 (STANDARD_STARTFILE_PREFIX_2): Define.
23998 (standard_startfile_prefix_1): Initialize to
23999 STANDARD_STARTFILE_PREFIX_1.
24000 (standard_startfile_prefix_2): Initialize to
24001 STANDARD_STARTFILE_PREFIX_2.
24002 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
24003 (STANDARD_STARTFILE_PREFIX_1): Define.
24004 (STANDARD_STARTFILE_PREFIX_2): Define.
24005 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
24006 (STANDARD_STARTFILE_PREFIX_2): Document.
24008 2004-07-01 Richard Henderson <rth@redhat.com>
24010 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
24011 in order to disable scalarization. Instead set a flag and wait
24012 for a candidate decl.
24014 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
24016 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
24017 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
24018 Use terminology "testsuite" and "enumerated".
24020 2004-07-01 Richard Henderson <rth@redhat.com>
24022 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
24023 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
24024 (initial_return_save): Likewise.
24025 (flush_queued_reg_saves): Remap register numbers.
24026 (dwarf2out_return_reg): Likewise.
24028 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
24030 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
24032 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
24033 access functions for lower bound and element size and only output
24034 if lower bound nonzero or element size not same as that of type.
24035 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
24037 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
24039 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
24041 2004-07-01 Per Bothner <per@bothner.com>
24043 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
24045 2004-07-01 Jakub Jelinek <jakub@redhat.com>
24047 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
24048 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
24049 first operand. Don't optimize if the bitfield is volatile.
24051 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
24053 * c-pretty-print.c (pp_c_postfix_expression): Handle
24054 floating-point comparison operators.
24055 (pp_c_expression): Pass floating-point comparison
24056 operators to pp_c_postfix_expression.
24058 2004-07-01 Roger Sayle <roger@eyesopen.com>
24060 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
24061 rtx_cost instead of "had_mult" to determine whether the transformed
24062 expression is cheaper than the original.
24064 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
24066 * alias.c (get_alias_set, canon_rtx, get_addr,
24067 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
24069 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
24070 expand_builtin): Likewise.
24071 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
24073 * combine.c (can_combine_p, combinable_i3pat, try_combine,
24074 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
24075 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
24076 record_dead_and_set_regs_1, get_last_value_validate,
24077 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
24078 * cse.c (check_dependence, canon_hash, equiv_constant,
24079 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
24080 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
24081 count_reg_usage): Likewise.
24082 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
24083 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
24084 cselib_record_sets): Likewise.
24085 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
24086 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
24087 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
24088 * df.c (df_uses_record): Likewise.
24089 * dojump (do_jump): Likewise.
24090 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
24091 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
24092 decl_start_label): Likewise.
24093 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
24094 operand_subword, change_address_1, make_safe_from): Likewise.
24095 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
24096 stabilize, force_not_mem): Likewise.
24097 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
24098 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
24099 * expr.c (convert_move, convert_modes, emit_block_move,
24100 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
24101 emit_move_insn_1, expand_assignment, store_expr,
24102 store_constructor_field, store_constructor, store_field,
24103 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
24105 * final.c (cleanup_subreg_operands, alter_subreg,
24106 get_mem_expr_from_op): Likewise.
24107 * flow.c (notice_stack_pointer_modification_1,
24108 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
24110 * function.c (mark_temp_addr_taken, preserve_temp_slots,
24111 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
24112 optimize_bit_field, flush_addressof, purge_addressof_1,
24113 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
24114 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
24115 keep_stack_depressed): Likewise.
24116 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
24117 noce_process_if_block, find_memory): Likewise.
24118 * integrate.c (subst_constants, allocate_initial_values): Likewise.
24119 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
24120 update_equiv_regs): Likewise.
24121 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
24122 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
24123 * optabs.c (expand_abs, emit_unop_insn): Likewise.
24124 * passes.c (rest_of_handle_final): Likewise.
24125 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
24126 move2add_note_store): Likewise.
24127 * ra-build.c (detect_remat_webs): Likewise.
24128 * ra-debug.c (dump_static_insn_cost): Likewise.
24129 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
24130 * recog.c (validate_change, apply_change_group, cancel_changes,
24131 validate_replace_rtx_1, general_operand, register_operand,
24132 nonmemory_operand, push_operand, pop_operand, memory_operand,
24133 indirect_operand, asm_operand_ok, offsettable_memref_p,
24134 offsettable_nonstrict_memref_p, constrain_operands,
24135 store_data_bypass_p): Likewise.
24136 * reg-stack.c (subst_stack_regs_pat): Likewise.
24137 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
24138 copy_cost, reg_scan_mark_refs): Likewise.
24139 * regmove.c (optimize_reg_copy_3, stack_memref_p,
24140 combine_stack_adjustments_for_block): Likewise.
24141 * regrename.c (copyprop_hardreg_forward_1): Likewise.
24142 * reload.c (can_reload_into, push_reload, decompose, immune_p,
24143 find_reloads, find_reloads_address, find_reloads_address_1,
24144 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
24145 find_equiv_reg): Likewise.
24146 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
24147 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
24148 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
24149 delete_address_reloads): Likewise.
24150 * resource.c (mark_referenced_resources): Likewise.
24151 * rtlanal.c (get_jump_table_offset, count_occurrences,
24152 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
24153 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
24154 num_sign_bit_copies1): Likewise.
24155 * rtlhooks.c (gen_lowpart_general): Likewise.
24156 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
24157 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
24158 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
24159 sdbout_global_decl): Likewise.
24160 * simplify-rtx.c (simplify_subreg): Likewise.
24161 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
24162 expand_anon_union_decl, expand_end_case_type): Likewise.
24163 * unroll.c (calculate_giv_inc): Likewise.
24164 * var-tracking.c (stack_adjust_offset_pre_post,
24165 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
24166 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
24167 vt_add_function_parameters): Likewise.
24168 * varasm.c (make_var_volatile, notice_global_symbol,
24169 assemble_external, decode_addr_const, mark_weak,
24170 default_encode_section_info): Likewise.
24172 2004-07-01 Steven Bosscher <stevenb@suse.de>
24174 * stmt.c (check_seenlabel): Remove.
24175 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
24177 2004-07-01 Richard Henderson <rth@redhat.com>
24179 * function.h (struct function): Remove x_function_call_count.
24180 (function_call_count): Remove.
24181 * calls.c (expand_call): Don't set it.
24182 * integrate.c (copy_rtx_and_substitute): Likewise.
24184 * function.h (struct function): Remove x_cleanup_label.
24185 (cleanup_label): Remove.
24186 * stmt.c (expand_value_return): Don't use it.
24187 * function.c (free_after_compilation): Don't set it.
24188 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
24189 * cfgexpand.c (tree_expand_cfg): Update call.
24190 * tree.h (expand_function_start): Update decl.
24192 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
24195 * c-lang.c (c_initialize_diagnostics): Move from here ...
24196 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
24197 (c_tree_printer): Use pretty-printer to format %T.
24198 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
24199 before '*' if not C++.
24200 (pp_c_direct_abstract_declarator): Don't try to print array upper
24201 bound for flexible array members.
24202 * c-tree.h: Include "diagnostic.h".
24203 (c_initialize_diagnostics): Declare.
24204 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
24205 * c-format.c (format_type_warning): New function. Improve
24206 diagnostics for incorrect format argument types.
24207 (check_format_types): Use it. Add two parameters. Use the
24208 TYPE_MAIN_VARIANT of wanted_type.
24209 (check_format_info_main): Pass new parameters to
24210 check_format_types.
24211 (struct format_wanted_type): Update comment.
24213 2004-07-01 Nick Clifton <nickc@redhat.com>
24215 * target.h (struct gcc_target): Add new field to struct cxx:
24216 import_export_class.
24217 * target-def.h (TARGET_CXX): Initialise the new field.
24218 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
24220 * doc/tm.texi: Document the new target hook.
24222 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
24224 * builtins.c (fold_builtin_classify): Fix typo.
24226 2004-07-01 Richard Henderson <rth@redhat.com>
24228 * function.c (identify_blocks, identify_blocks_1): Remove.
24229 * function.h (identify_blocks): Remove.
24230 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
24232 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
24234 * builtins.c (fold_builtin_classify): New.
24235 (fold_builtin_unordered_cmp): Fix commentary.
24236 (fold_builtin): Use it.
24237 * builtins.def: Define builtins for isnan,
24238 isnanf, isnanl, finite, finitef, finitel,
24239 isinf, isinff, isinfl.
24241 2004-07-01 Richard Henderson <rth@redhat.com>
24243 * function.h (struct function): Remove dont_emit_block_notes.
24244 * gimple-low.c (lower_function_body): Don't set it.
24245 * cfgexpand.c (expand_block): Don't check it.
24246 * cfglayout.c (insn_locators_initialize): Likewise.
24247 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
24248 * passes.c (rest_of_compilation): Likewise.
24249 * stmt.c (expand_start_bindings_and_block): Likewise.
24250 (expand_end_bindings): Likewise.
24252 2004-07-01 Richard Henderson <rth@redhat.com>
24254 * cgraph.h (cgraph_build_static_cdtor): Declare.
24255 * cgraphunit.c (cgraph_build_static_cdtor): New.
24256 * c-objc-common.c (build_cdtor): Use it.
24257 * coverage.c (create_coverage): Likewise.
24258 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
24259 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
24261 See ChangeLog.11 for earlier changes.