1 2004-11-29 Kazu Hirata <kazu@cs.umass.edu>
3 * tree-if-conv.c (replace_phi_with_cond_modify_expr): Use
4 EDGE_PRED instead of PHI_ARG_EDGE.
5 * tree-ssa-live.c: Likewise.
6 * tree-ssa-loop-manip.c: Likewise.
7 * tree-ssa.c: Likewise.
9 * cfgrtl.c (cfg_layout_redirect_edge_and_branch): Speed up by
10 simplifying edge manipulation.
12 2004-11-29 Alan Modra <amodra@bigpond.net.au>
14 * varasm.c (default_elf_select_section_1): Only pass DECL_P decl
17 2004-11-29 Nathan Sidwell <nathan@codesourcery.com>
19 * opts.c (decode_options): Do not set max-inline-insns-rtl.
20 (common_handle_option): Likewise.
21 * params.def (PARAM_MAX_INLINE_INSNS_RTL): Remove.
22 * params.h (MAX_INLINE_INSNS_RTL): Remove.
23 * doc/invoke.texi (max-inline-insns-rtl): Remove.
25 2004-11-29 Alan Modra <amodra@bigpond.net.au>
28 * varasm.c (default_elf_select_section_1): Pass decl to named_section.
30 2004-11-28 Andrew Pinski <pinskia@physics.uc.edu>
33 * gimplify.c (gimplify_asm_expr): If the length of an output operand
34 is zero, do not process it, just let it go through.
36 2004-11-28 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
37 Diego Novillo <dnovillo@redhat.com>
39 PR/18662, also backported from tree-cleanup-branch.
40 * tree-ssa-ccp.c (substitute_and_fold): If replaced anything,
41 always call maybe_clean_eh_stmt and modify_stmt.
43 2004-11-28 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
46 * tree-ssa-operands.c (build_ssa_operands, case MODIFY_EXPR):
47 Ignore a VIEW_CONVERT_EXPR on LHS when deciding if must or may def.
48 * tree-ssa-ccp.c (visit_assignment): If LHS is a VIEW_CONVERT_EXPR,
49 add an inverse VIEW_CONVERT_EXPR to const_val.
52 * tree-nested.c (check_for_nested_with_variably_modified): New.
53 (create_nesting_tree): Call it.
55 * tree-ssa-alias.c (compute_points_to_and_addr_escapes): Remove
56 special code for assigning to non-pointer.
57 (is_escape_site): If RHS is a conversion between pointer and integer
58 types, this is an escape site.
60 * gcse.c (insert_store): Error if try to insert store on abnormal edge.
61 (store_motion): Don't move store if any edge we'd want to move it
64 * expr.c (expand_expr_real_1, case ARRAY_REF): Properly fold with
67 * expr.c (categorize_ctor_elements_1, case STRING_CST): New case.
69 2004-11-28 Matt Kraai <kraai@alumni.cmu.edu>
72 * opts.c (find_opt): Require that the input match a switch exactly
73 or that the switch take a joined option to be interpreted as a
74 match for another language.
76 2004-11-28 Andrew Pinski <pinskia@physics.uc.edu>
78 * timevar.def (TV_TREE_REDPHI): New timevar.
79 * tree-ssa.c (pass_redundant_phi): Use TV_TREE_REDPHI for the tv id.
81 2004-11-28 Nathanael Nerode <neroden@gcc.gnu.org>
84 * c-opts.c (sanitize_cpp_opts): Make flag_no_output imply
85 flag_no_line_commands.
86 * c-ppoutput.c (pp_file_change): Remove now-redundant check of
89 2004-11-28 Theodore A. Roth <troth@openavr.org>
91 * config/avr/avr.c (avr_handle_fndecl_attribute): Generate a
92 warning if the function name does not begin with "__vector" and the
93 function has either the 'signal' or 'interrupt' attribute.
95 2004-11-28 Theodore A. Roth <troth@openavr.org>
97 * config/avr/avr.c (avr_mcu_types): Add entries for atmega48,
98 atmega88, atmega168, attiny13, attiny2313, at90can128, atmega165,
99 atmega325, atmega3250, atmega645 and atmega6450.
100 * config/avr/avr.h (LINK_SPEC): Ditto.
102 (LIBGCC_SPEC): Ditto.
103 (CRT_BINUTILS_SPECS): Ditto.
104 * config/avr/t-avr (MULTILIB_MATCHES): Ditto.
106 2004-11-28 Nathanael Nerode <neroden@gcc.gnu.org>
108 PR preprocessor/17610
109 * testsuite/gcc.dg/cpp/empty-include.c: New testcase.
111 2004-11-28 Jeff Law <law@redhat.com>
113 * tree-ssa-alias.c (count_calls_and_maybe_create_global_var): New.
114 (pass_maybe_create_global_var): New.
115 * tree-pass.h (pass_maybe_create_global_var): Declare.
116 * tree-optimize.c (init_tree_optimization_passes): Link in
117 pass_maybe_create_global_var.
119 2004-11-28 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
121 * tree-inline.c (inline_forbidden_p_1, case RECORD_TYPE): Add comment.
123 2004-11-28 Ulrich Weigand <uweigand@de.ibm.com>
125 PR rtl-optimization/18420
126 * simplify-rtx.c (simplify_gen_subreg): Revert 2004-10-28 change.
128 2004-11-28 Steven Bosscher <stevenb@suse.de>
129 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
131 * config/vax/vax.h (CASE_DROPS_THROUGH): Don't define.
132 * config/vax/vax.md (casesi): Emit a test-and-branch to make sure
133 that the case is in range, to make sure the casesi insn is always
134 in range and never falls through.
135 (casesi1): Add comment to explain why casesi never falls through.
136 Remove the unnamed special case casesi pattern.
138 2004-11-28 Hans-Peter Nilsson <hp@bitrange.com>
141 * config/mmix/mmix.md ("*movdicc_real_reversible"): Rename from
142 "*movdicc_real". Only match reversible comparisons.
143 ("*movdicc_real_nonreversible"): New pattern, split from
144 "*movdicc_real". Match only nonreversible comparisons. Exclude
145 reversed alternatives.
146 ("*movdfcc_real_reversible", "*movdfcc_real_nonreversible"):
149 2004-11-27 Richard Henderson <rth@redhat.com>
151 * config/ia64/ia64.md: Move all define_predicate's ...
152 * config/ia64/predicates.md: ... here. New file.
154 2004-11-27 Per Bothner <per@bothner.com>
157 Re-applied following, with two modifications: add a URL for the
158 fixed cctools; only exit if $build = $target.
160 2004-10-18 Kelley Cook <kcook@gcc.gnu.org>
161 * configure.ac (powerpc-*-darwin*): Require assembler to support
163 * configure: Regenerate.
165 2004-11-28 David Edelsohn <edelsohn@gnu.org>
168 * config/rs6000/rs6000.c (rs6000_rtx_costs): Improve accuracy of
169 EQ, GTU, and LTU costs. Add costs for GT, LT, and UNORDERED.
170 Distinguish between SImode and DImode CONST_INT.
172 2004-11-28 Andreas Fischer <a_fisch@gmx.de>
173 Alan Modra <amodra@bigpond.net.au>
176 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Disallow
177 functions, strings and thread-local vars.
179 2004-11-28 Alan Modra <amodra@bigpond.net.au>
181 * config/rs6000/rs6000.h (WORLD_SAVE_P): Define.
182 * config/rs6000/darwin.h (WORLD_SAVE_P): Define.
183 * config/rs6000/rs6000.c (compute_save_world_info): Use WORLD_SAVE_P
184 to allow non-darwin ABIs to optimize away code.
185 (rs6000_emit_prologue, rs6000_emit_epilogue): Likewise.
187 2004-11-27 Kazu Hirata <kazu@cs.umass.edu>
189 * tree.c (operand_equal_for_phi_arg_p): New.
190 * tree.h: Add a prototype for operand_equal_for_phi_arg_p.
191 * tree-cfg.c, tree-ssa-dom.c, tree-ssa-phiopt.c, tree-ssa.c:
192 Replace operand_equal_p with operand_for_phi_arg_p
195 * bb-reorder.c (find_traces_1_round): Speed up by using
196 EDGE_COUNT instead of FOR_EACH_EDGE.
198 * fold-const.c, config/i386/linux64.h: Fix comment typos.
200 2004-11-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
203 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Revert 2004-11-22 change.
205 2004-11-27 Kazu Hirata <kazu@cs.umass.edu>
207 * config/i386/linux.h: Fix a comment typo.
208 * doc/extend.texi: Fix a typo.
210 2004-11-27 Jeff Law <law@redhat.com>
212 * tree-cfg.c (cleanup_tree_cfg): Also return true if blocks
215 2004-11-27 Jakub Jelinek <jakub@redhat.com>
217 * config/i386/linux64.h (REG_NAME): Define.
219 2004-11-27 Jakub Jelinek <jakub@redhat.com>
221 * fold-const.c (extract_muldiv_1) <case ABS_EXPR>: If ctype is
222 unsigned and type signed, build ABS_EXPR with signed_type (ctype)
223 and only afterwards convert to ctype.
225 2004-11-27 Richard Sandiford <rsandifo@redhat.com>
227 * config/mips/mips-protos.h (function_arg_boundary): Declare.
228 * config/mips/mips.h (PARM_BOUNDARY): Simplify definition.
229 (STACK_BOUNDARY, MIPS_STACK_ALIGN): Likewise.
230 (FUNCTION_ARG_BOUNDARY): Use new function_arg_boundary function.
231 * config/mips/mips.c (function_arg_boundary): New function.
232 Impose a maximum alignment of STACK_BOUNDARY.
234 2004-11-27 Jakub Jelinek <jakub@redhat.com>
236 PR rtl-optimization/17825
237 * combine.c (subst): Ignore STRICT_LOW_PART no matter if REG_P (new)
240 2004-11-27 Alan Modra <amodra@bigpond.net.au>
243 * config/rs6000/rs6000.c (init_cumulative_args): Set call_cookie
244 from rs6000_default_long_calls for libcalls.
246 2004-11-26 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
248 * expmed.c (extract_bit_field): When extracting from non-integer mode,
249 force a SUBREG into a register because we may be taking a further
252 2004-11-27 Di-an Jan <dianj@freeshell.org>
254 * doc/contrib.texi (Tim Josling): Remove nesting quotation marks.
256 2004-11-26 Robert Millan <robertmh@gnu.org>
258 Changes for k*bsd-gnu support.
259 * config/i386/linux.h: Define REG_NAME to allow overriding of
260 register names in sc structure.
261 * config/i386/linux-unwind.h: Refer to sc->REG_NAME(reg) instead
263 * config.gcc: Detect x86_64-k*bsd-gnu systems.
265 2004-11-26 Jeff Law <law@redhat.com>
267 * tree-ssa.c (verify_flow_sensitive_alias_info): Don't
268 retrieve annotations or pointer info before it's necessary.
269 Reorder tests for early continue of the loop. Manually CSE
272 2004-11-26 Eric Botcazou <ebotcazou@libertysurf.fr>
274 * target.h (struct gcc_target): New field 'dwarf_handle_frame_unspec'.
275 * target_def.h (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define to 0.
276 (TARGET_INITIALIZER): Add TARGET_DWARF_HANDLE_FRAME_UNSPEC.
277 * dwarf2out.c (dwarf2out_frame_debug_expr): Allow REG->REG move
278 to a fixed reg if the source is the Return Address register.
279 Implement new Rule 15.
280 * doc/tm.texi (Frame Layout): Document TARGET_DWARF_HANDLE_FRAME_UNSPEC.
281 * config/sparc/sparc.c (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define to
282 sparc_dwarf_handle_frame_unspec.
283 (gen_save_register_window): New function.
284 (emit_stack_pointer_increment): Rename into gen_stack_pointer_inc.
285 (emit_stack_pointer_decrement): Rename into gen_stack_pointer_dec.
286 (expand_prologue): Adjust calls to emit_stack_pointer_{in,de}crement.
287 Set RTX_FRAME_RELATED_P on the appropriate insns and members of insns.
288 (sparc_asm_function_prologue): Do not emit call frame debugging info.
289 (emit_and_preserve): Adjust calls to emit_stack_pointer_{in,de}crement.
290 (sparc_expand_epilogue): Likewise.
291 (sparc_dwarf_handle_frame_unspec): New function.
292 * config/sparc/sparc.md (save_register_window): Remove.
293 (save_register_windowdi): Rewrite modelled on the callframe debug info.
294 (save_register_windowsi): Likewise.
296 2004-11-26 Alexandre Oliva <aoliva@redhat.com>
298 * config/frv/frv-protos.h: Guard ifcvt functions declarations with
299 BB_HEAD, not BLOCK_HEAD.
301 2004-11-26 Alexandre Oliva <aoliva@redhat.com>
303 * config/frv/frv.c (frv_ifcvt_modify_insn): Don't leave alone
304 scratch insns that set a register live at the join point.
306 2004-11-26 Kazu Hirata <kazu@cs.umass.edu>
308 * cse.c, tree-ssa-operands.c: Fix comment typos.
310 * tree-cfg.c (tree_split_edge): Speed up by using find_edge.
312 2004-11-26 James A. Morrison <phython@gcc.gnu.org>
315 * doc/extend.texi (SPARC VIS Built-in Functions): New section.
317 2004-11-26 Kazu Hirata <kazu@cs.umass.edu>
319 * cfgrtl.c (try_redirect_by_replacing_jump): Speed up the
320 check that tests if all edges go to the same destination.
322 * bitmap.c (bitmap_find_bit): Speed up by traversing from
323 head->first if that seems profitable.
325 2004-11-25 Jeff Law <law@redhat.com>
327 * timevar.def (TV_TREE_LOOP_INIT, TV_TREE_LOOP_FINI): New timevars.
328 * tree-ssa-loop.c (pass_loop_init): Use TV_TREE_LOOP_INIT.
329 (pass_loop_done): Use TV_TREE_LOOP_FINI.
331 2004-11-26 Alan Modra <amodra@bigpond.net.au>
333 PR rtl-optimization/16356
334 * config/rs6000/rs6000.md (floatdisf2_internal2): Rewrite with
335 separate output register and one less jump. Enable for powerpc64.
336 (floatdisf2): Adjust for above.
338 2004-11-25 Bob Wilson <bob.wilson@acm.org>
340 * config/xtensa/xtensa.h (STARTFILE_SPEC): Add crt0.
341 (GCC_DRIVER_HOST_INITIALIZATION): Define.
343 2004-11-25 Andrew Pinski <pinskia@physics.uc.edu>
346 * tree-complex.c (vector_inner_type): New variable moved from
347 build_word_mode_vector_type.
348 (vector_last_type): Likewise.
349 (vector_last_nunits): Likewise.
350 (build_word_mode_vector_type): Use the new variables.
351 * Makefile.in (tree-complex.o): Add gt-tree-complex.h $(GGC_H).
352 (GTFILES): Add tree-complex.c.
353 (gt-tree-complex.h): New rule, add it to the rest of the gt-* rules.
355 2004-11-25 Bob Wilson <bob.wilson@acm.org>
357 * config/xtensa/xtensa.h (TARGET_CPU_CPP_BUILTINS): Define
358 __XTENSA_WINDOWED_ABI__.
360 2004-11-25 Richard Henderson <rth@redhat.com>
362 * dwarf2out.c (dwarf2out_stack_adjust): Add after_p argument. Save
363 args_size adjustments for calls even with cfa as stack pointer.
364 Search calls for stack adjustments after the insn is issued.
365 (dwarf2out_frame_debug): Add after_p argument; pass it on.
366 * dwarf2out.h (dwarf2out_frame_debug): Update to match.
367 * final.c (final_start_function, final_scan_insn): Likewise.
369 2004-11-25 Richard Henderson <rth@redhat.com>
372 * reload1.c (set_initial_eh_label_offset): New.
373 (set_initial_label_offsets): Use it.
375 2004-11-25 Kaz Kojima <kkojima@gcc.gnu.org>
377 * config/sh/sh.c (sh_output_mi_thunk): Initialize bitmap obstacks
378 before calling life_analysis and release them after.
380 2004-11-25 Kazu Hirata <kazu@cs.umass.edu>
382 * tree-ssa-forwprop.c (substitute_single_use_vars): Remove
385 2004-11-25 Andrew Pinski <pinskia@physics.uc.edu>
387 * bitmap.h (BITMAP_XMALLOC): Use BITMAP_ALLOC and not
388 BITMAP_OBSTACK_ALLOC.
389 (BITMAP_XFREE): Use BITMAP_FREE and not BITMAP_OBSTACK_FREE.
391 2004-11-25 Andrew Pinski <pinskia@physics.uc.edu>
393 parts of PR rtl-opt/18463, rtl-opt/17647
394 * cse.c (canon_for_address): New function.
395 (find_best_addr): Call canon_for_address before getting the
396 address's cost when checking if we should take that address.
398 2004-11-25 Kazu Hirata <kazu@cs.umass.edu>
400 * tree-phinodes.c (add_phi_arg): Take "tree" instead of
401 "tree *" as the first argument.
402 * tree-flow.h: Update the prototype of add_phi_arg.
403 * lambda-code.c, tree-cfg.c, tree-into-ssa.c,
404 tree-ssa-loop-ivopts.c, tree-ssa-loop-manip.c, tree-ssa-pre.c,
405 tree-ssa-threadupdate.c, tree-ssa.c, tree-tailcall.c,
406 tree-vectorizer.c: Update all call sites of add_phi_arg.
408 2004-11-25 Nathan Sidwell <nathan@codesourcery.com>
410 * bitmap.c (bitmap_malloc_alloc, bitmap_malloc_free): Remove.
411 * bitmap.h (bitmap_malloc_alloc, bitmap_malloc_free): Remove.
412 (BITMAP_XMALLOC): Forward to BITMAP_OBSTACK_ALLOC.
413 (BITMAP_XFREE): Forward to BITMAP_OBSTACK_FREE.
415 2004-11-25 Andrew MacLeod <amacleod@redhat.com>
417 PR tree-optimization/18587
418 * tree-flow-inline.h (mark_call_clobbered, mark_non_addressable): Flag
419 call clobbered caches as invalid.
420 * tree-ssa-operands.c (ssa_call_clobbered_cache_valid): New. Flag
421 indicating whether the call clobbered operand cache is valid.
422 (ssa_ro_call_cache_valid): New. Flag indicating whether the
423 pure/const call operand cache is valid.
424 (clobbered_v_may_defs, clobbered_vuses, ro_call_vuses): New. Cached
425 list of operands for cached call virtual operands.
426 (clobbered_aliased_loads, clobbered_aliased_stores,
427 ro_call_aliased_load): New. flags caching whether alias bits are
428 to be set in call stmt's.
429 (fini_ssa_operands): Remove call operand caches if present.
430 (get_expr_operands, get_asm_expr_operands,
431 get_indirect_ref_operands): Pass stmt annotation to add_stmt_operand.
432 (get_call_expr_operands): Add call clobbered variables first.
433 (add_stmt_operand): Take stmt annotation rather than stmt as a param.
434 (add_call_clobber_ops, add_call_read_ops): Use the call operand cache
435 if it is valid, otherise fill the cache.
436 * tree-ssa-operands.h (ssa_clobbered_cache_valid): Declare extern.
437 * tree-flow.h (struct var_ann_d): Add in_vuse_list and
438 in_v_may_def_list bits.
439 * tree-ssa-operands.c (cleanup_v_may_defs): New. Clear the
440 in_list bits for the v_may_def elements and empty the operand
442 (finalize_ssa_vuses): Use cleanup_v_may_defs and remove redundant
443 VUSES by checking the in_v_may_def_list bit.
444 (append_v_may_def, append_vuse): Use the in_list bit rather than
445 scanning the array for duplicates.
447 2004-11-25 Ulrich Weigand <uweigand@de.ibm.com>
449 * config/s390/s390.c (s390_short_displacement): UNSPEC_GOTNTPOFF
450 displacements are not short.
452 2004-11-25 Ulrich Weigand <uweigand@de.ibm.com>
454 * config/s390/s390.c (legitimize_pic_address): Use s390_load_address
457 2004-11-25 Mark Mitchell <mark@codesourcery.com>
460 * c-common.h (lvalue_use): Move here from c-ctypeck.c.
461 (lvalue_or_else): Declare.
462 * c-common.c (lvalue_or_else): Move here from c-typeck.c.
463 * c-typeck.c (lvalue_use): Remove.
464 (lvalue_or_else): Remove.
467 * toplev.c (check_global_declarations): Set DECL_IGNORED_P on
468 unemitted variables with static storage duration.
470 2004-11-25 Gerald Pfeifer <gerald@pfeifer.com>
472 * tree-cfg.c (tree_verify_flow_info): Do not terminate error()
475 2004-11-25 Nathan Sidwell <nathan@codesourcery.com>
477 * config/rs6000/altivec.md (VIshort): New mode macro.
478 (altivec_vaddubs, altivec_vadduhs, altivec_vadduws): Replace
480 (altivec_vaddu<VI_char>s): ... this.
481 (altivec_vaddsbs, altivec_vaddshs, altivec_vaddsws): Replace
483 (altivec_vadds<VI_char>s): ... this.
484 (altivec_vsububs, altivec_vsubuhs, altivec_vsubuws): Replace
486 (altivec_vsubu<VI_char>s): ... this.
487 (altivec_vsubsbs, altivec_vsubshs, altivec_vsubsws): Replace
489 (altivec_vsubs<VI_char>s): ... this.
490 (altivec_vavgub, altivec_vavguh, altivec_vavguw): Replace
492 (altivec_vavgu<VI_char>): ... this.
493 (altivec_vavgsb, altivec_vavgsh, altivec_vavgsw): Replace
495 (altivec_vavgs<VI_char>): ... this.
496 (altivec_vmsumubm, altivec_vmsumuhm): Replace with ...
497 (altivec_vmsumu<VI_char>m): ... this.
498 (altivec_vmsummbm, altivec_vmsummhm): Replace
500 (altivec_vmsumm<VI_char>m): ... this.
501 (altivec_vandc): Remove.
502 (*andc<mode>3): Renamed to ...
503 (andc<mode>3): ... here. Swap operand 1 and 2 numbering.
504 (altivec_vrlb, altivec_vrlh, altivec_vrlw): Replace
506 (altivec_vrl<VI_char>): ... this.
507 (altivec_vslb, altivec_vslh, altivec_vslw): Replace
509 (altivec_vsl<VI_char>): ... this.
510 (altivec_vsrb, altivec_vsrh, altivec_vsrw): Replace
512 (altivec_vsr<VI_char>): ... this.
513 (altivec_vsrab, altivec_vsrah, altivec_vsraw): Replace
515 (altivec_vsra<VI_char>): ... this.
516 (altivec_vsum4sbs, altivec_vsum4shs): Replace with ...
517 (altivec_vsum4s<VI_char>s): ... this.
518 (altivec_vperm_4si, altivec_vperm_8hi, altivec_vperm_16qi): Replace
520 (altivec_vperm_<mode>): ... this.
521 (altivec_vsel_4sf): Rename to ...
522 (altivec_vsel_v4sf): ... here.
523 (altivec_vsel_4si, altivec_vsel_8hi, altivec_vsel_16qi): Replace
525 (altivec_vsel_<mode>): ... this.
526 (altivec_vsldoi_4si, altivec_vsldoi_8hi,
527 altivec_vsldoi_16qi): Rename to ...
528 (altivec_vsldoi_v4si, altivec_vsldoi_v8hi,
529 altivec_vsldoi_v16qi): ... here.
530 (altivec_vsldoi_4sf): Rename to ...
531 (altivec_vsldoi_v4sf): ... here.
532 (altivec_predicate_v4si, altivec_predicate_v8hi,
533 altivec_predicate_v16qi): Replace with ...
534 (altivec_predicate_<mode>): ... this.
535 (altivec_lvebx, altivec_lvehx, altivec_lvewx): Replace
537 (altivec_lve<VI_char>x): ... this.
538 (altivec_stvebx, altivec_stvehx, altivec_stvewx): Replace
540 (altivec_stve<VI_char>x): ... this.
541 (absv16qi2, absv8hi2, absv4si2): Replace
543 (abs<mode>2): ... this.
544 (altivec_abss_v16qi, altivec_abss_v8hi, altivec_abss_v4si): Replace
546 (altivec_abss_<mode>): ... this.
547 (vec_realign_load_v16qi, vec_realign_load_v8hi,
548 vec_realign_load_v4si): Replace with ...
549 (vec_realign_load_<mode>): ... this.
550 * config/rs6000/rs6000.c (bdesc_3arg, bdesc_2arg): Update tweaked
552 (rs6000_expand_ternop_builtin): Likewise.
554 2004-11-25 Andrew Haley <aph@redhat.com>
556 * gcc.c (process_command): Don't supply -v to linker.
558 2004-11-25 Joseph S. Myers <joseph@codesourcery.com>
560 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Use %qs
561 instead of `%s' in diagnostic.
563 2004-11-25 Nathan Sidwell <nathan@codesourcery.com>
565 * basic-block.h (OBSTACK_ALLOC_REG_SET): Adjust.
566 (FREE_REG_SET): Adjust.
567 * bitmap.c (bitmap_obstack_free): Cope with NULL bitmap.
568 * bitmap.h (BITMAP_OBSTACK_ALLOC): Rename to ...
569 (BITMAP_ALLOC): ... here.
570 (BITMAP_OBSTACK_FREE): Rename to ...
571 (BITMAP_FREE): Don't check for NULL bitmap here.
572 * tree-ssa-pre.c (value_insert_into_set_bitmap,
573 bitmap_set_new): Use new names.
575 * bt-load.c (migrate_btr_defs): Remove unneeded NULL check.
576 * df.c (df_free): Likewise.
577 * ra-build.c (ra_build_free, ra_build_free_all): Likewise.
578 * tree-ssa-loop-ivopts.c (set_use_iv_cost): Likewise.
580 * basic-block.h (OBSTACK_ALLOC_REG_SET): Rename to ...
581 (ALLOC_REG_SET): ... here.
582 (FREE_REG_SET): Adjust.
583 (XMALLOC_REG_SET, XFREE_REG_SET): Remove.
584 * bb-reorder.c (fix_crossing_conditional_branches): Adjust.
585 * cfglayout.c (cfg_layout_duplicate_bb): Adjust.
586 * cfgrtl.c (rtl_split_block, rtl_split_edge,
587 safe_insert_insn_on_edge, cfg_layout_split_edge): Adjust.
588 * flow.c (update_life_info, calculate_global_regs_live,
589 allocate_bb_life_data, init_propagate_block_info): Adjust.
590 * global.c (build_insn_chain): Adjust.
591 * ifcvt.c (dead_or_predicable): Adjust.
592 * loop-iv.c (simplify_using_initial_values): Adjust.
593 * recog.c (peephole2_optimize): Adjust.
594 * sched-deps.c (init_deps_global): Adjust.
596 2004-11-25 Ralf Corsepius <ralf.corsepius@rtems.org>
598 * config.gcc (avr-*-rtems*): Fix typo.
600 2004-11-25 J"orn Rennecke <joern.rennecke@st.com>
602 * sh.c (sh_output_mi_thunk): Do not call regset_release_memory.
604 2004-11-24 Jeff Law <law@redhat.com>
606 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Reduce
607 the number of queries to random elements in the ai->written_vars
610 2004-11-24 Roger Sayle <roger@eyesopen.com>
612 * config/i386/i386.c (override_options): Disable x87 fancy math
613 intrinsics if -mfpmath= doesn't include 387 (default on x86_64).
615 2004-11-24 Roger Sayle <roger@eyesopen.com>
617 * configure.ac: Tweak test for HAVE_DECL_LDGETNAME to avoid a
618 system header conflict on AIX 5.2.
619 * configure: Regenerate.
621 2004-11-24 Kazu Hirata <kazu@cs.umass.edu>
623 * tree-outof-ssa.c (coalesce_abnormal_edges): Use e->dest_idx
624 instead of calling phi_arg_from_edge.
626 * tree-phinodes.c (remove_phi_args): Replace phi_arg_from_edge
629 2004-11-24 Ben Elliston <bje@au.ibm.com>
631 * config/i386/i386.h (ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
632 * config/i386/i386.c (i386_dwarf_output_addr_const): Likewise.
633 * config/i386/i386-protos.h (i386_dwarf_output_addr_const):
636 2004-11-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
638 * tree-sra.c (sra_walk_modify_expr): Handle RHS first, then LHS.
640 * tree-inline.c (copy_body_r): Explicitly copy a constant if the
641 type will be remapped.
643 2004-11-24 Steven Bosscher <stevenb@suse.de>
645 * c-opts.c (c_common_post_options): Don't clear
646 flag_inline_functions.
647 * dojump.c (clear_pending_stack_adjust): Remove check on
648 flag_inline_functions, it's always true.
649 * config/alpha/alpha.md (movdi_er_maybe_g): Remove splitter
650 that can never trigger.
651 * config/c4x/c4x.h (TARGET_CPU_CPP_BUILTINS): Don't look at
652 flag_inline_trees, now that flag_inline_functions is never
654 * config/pdp11/pdp11.h (OPTIMIZATION_OPTIONS): Don't set
655 flag_inline_functions at optimization levels greater than
656 or equal to 3. This is already done by default.
658 2004-11-24 Kazu Hirata <kazu@cs.umass.edu>
660 * tree-outof-ssa.c (eliminate_build): Use g->e->dest_idx
661 instead to find the PHI argument. Do not take I as an
663 (eliminate_phi): Adjust the call to eliminate_build. Do not
664 take I as an argument.
665 (rewrite_trees): Adjust the call to eliminate_phi.
667 2004-11-24 Richard Sandiford <rsandifo@redhat.com>
669 * optabs.h (force_expand_binop): Declare.
670 * optabs.c (force_expand_binop): Export.
671 * stmt.c (shift_return_value): Delete.
672 (expand_return): Don't call it.
673 * expr.h (shift_return_value): Declare.
674 * calls.c (shift_returned_value): Delete in favor of...
675 (shift_return_value): ...this new function. Leave the caller to check
676 for non-BLKmode values passed in the msb of a register. Take said mode
677 and a shift direction as argument. Operate on the hard function value,
679 (expand_call): Adjust accordingly.
680 * function.c (expand_function_start): If a non-BLKmode return value
681 is padded at the last significant end of the return register, use the
682 return value's natural mode for the DECL_RESULT, not the mode of the
684 (expand_function_end): Shift the same sort of return values left by
685 the appropriate amount.
687 2004-11-24 Matt Austern <austern@apple.com>
689 * recog.c (recog_memoized_1): Remove.
690 * recog.h (recog_memoized_1): Remove declaration.
691 (recog_memoized): Change from macro to inline function.
693 2004-11-24 Devang Patel <dpatel@apple.com>
696 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add isysroot.
697 * config/darwin-c.c (darwin_register_frameworks): Use sysroot.
699 2004-11-24 Devang Patel <dpatel@apple.com>
701 * gcc.c (process_command): Supply -v to linker.
703 2004-11-24 David Edelsohn <edelsohn@gnu.org>
704 Paolo Bonzini <bonzini@gnu.org>
706 * config/rs6000/rs6000.c (rs6000_return_in_memory): Allow Altivec
707 vector modes without ALTIVEC_ABI. Use GCC vector instead of
709 (rs6000_pass_by_reference): Split conditional into pieces. Use
710 GCC vector instead of synthetic vector.
712 2004-11-24 Aldy Hernandez <aldyh@redhat.com>
714 * tree.c (recompute_tree_invarant_for_addr_expr): The address of a
715 thread-local variable is invariant.
717 2004-11-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
719 * tree-pretty-print.c (dump_generic_node, case POINTER_TYPE):
720 Handle TYPE_REF_CAN_ALIAS_ALL.
721 (print_declaration): Print array dimensions like dump_generic_node.
723 * fold-const.c (operand_equal_p): Remove kludge allowing ARG0 and
724 ARG1 to be null; instead define OP_SAME and OP_SAME_NULL and use them.
726 2004-11-24 Nathan Sidwell <nathan@codesourcery.com>
728 * bitmap.c (INLINE): Do not define.
729 (bitmap_elem_to_freelist, bitmap_element_free,
730 bitmap_element_allocate, bitmap_clear, bitmap_element_zerop,
731 bitmap_element_link, bitmap_find_bit): Use inline keyword/macro.
733 2004-11-24 Kazu Hirata <kazu@cs.umass.edu>
735 * tree-ssa-dom.c (cprop_into_successor_phis): Remove code to
736 find the index of a PHI argument. Use e->dest_idx instead.
737 Replace hint with index.
739 * tree-ssa-dom.c (cprop_into_successor_phis): Replace index
742 2004-11-24 Diego Novillo <dnovillo@redhat.com>
744 * tree-ssa-alias.c (merge_pointed_to_info): Fix comment
747 2004-11-24 Joseph Myers <joseph@codesourcery.com>
749 * config/i386/i386.c (optimization_options): Use
750 SUBTARGET_OPTIMIZATION_OPTIONS.
751 * config/i386/sol2-10.h (SUBTARGET_OPTIMIZATION_OPTIONS): Define.
752 (TARGET_SUBTARGET_DEFAULT): Don't include
753 MASK_OMIT_LEAF_FRAME_POINTER.
755 2004-11-24 Mark Mitchell <mark@codesourcery.com>
757 * config/i386/sol2.h (X86_FILE_START_VERSION_DIRECTIVE):
760 2004-11-24 Joseph Myers <joseph@codesourcery.com>
762 * config/i386/t-sol2-10 (MULTILIB_DIRNAMES, MULTILIB_OSDIRNAMES):
763 Use amd64 instead of 64.
765 2004-11-24 Mark Mitchell <mark@codesourcery.com>
766 Joseph Myers <joseph@codesourcery.com>
768 * crtstuff.c (IN_LIBGCC2): Define it.
769 (EH_FRAME_SECTION_CONST): Check EH_TABLES_CAN_BE_READ_ONLY
770 instead of HAVE_LD_RO_RW_SECTION_MIXING.
771 * defaults.h (EH_TABLES_CAN_BE_READ_ONLY): New macro.
772 * dwarf2out.c (named_section_eh_frame_section): Check
773 EH_TABLES_CAN_BE_READ_ONLY.
774 * except.c (default_exception_section): Likewise.
775 * config/i386/sol2.h (EH_TABLES_CAN_BE_READ_ONLY): Define.
776 * doc/tm.texi (EH_TABLES_CAN_BE_READ_ONLY): Document.
778 2004-11-24 Kazu Hirata <kazu@cs.umass.edu>
780 * tree-ssa-pre.c (phi_translate): Use find_edge to find the
781 index of a PHI argument.
783 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi): Use
784 find_edge to find the index of a PHI argument.
786 2004-11-24 Steven Bosscher <stevenb@suse.de>
788 * expr.c (expand_expr_real_1): Remove cases for EXIT_BLOCK_EXPR
789 and LABELED_BLOCK_EXPR.
790 * gimplify.c (gimplify_labeled_block_expr): Remove.
791 (gimplify_exit_block_expr): Remove.
792 (gimplify_expr): Don't call them.
793 * tree-inline.c (copy_body_r): Don't handle EXIT_BLOCK_EXPR
794 and LABELED_BLOCK_EXPR.
795 (estimate_num_insns_1): Likewise.
796 (walk_tree): Likewise.
797 * tree-pretty-print.c (dump_generic_node): Don't handle
798 EXIT_BLOCK_EXPR and LABELED_BLOCK_EXPR.
799 * tree.def (EXIT_BLOCK_EXPR): Moved to java-tree.def.
800 (LABELED_BLOCK_EXPR): Likewise.
801 * tree.h (LABELED_BLOCK_LABEL): Moved to java-tree.h.
802 (LABELED_BLOCK_BODY): Likewise.
803 (EXIT_BLOCK_LABELED_BLOCK): Likewise.
804 (EXIT_BLOCK_RETURN): Removed.
806 2004-11-24 Steven Bosscher <stevenb@suse.de>
808 * cfgrtl.c (rtl_delete_block): Fix comment.
809 * emit-rtl.c (remove_unnecessary_notes): Die if we see BLOCK_BEG
810 or BLOCK_END insn notes.
811 * jump.c (squeeze_notes): Likewise.
812 * haifa-sched.c (reemit_notes): Don't "re-emit" EH_REGION_BEG and
813 EH_REGION_END notes, we never have them to begin with.
814 * sched-deps.c (sched_analyze_insn): When updating loop notes,
815 verify that we have indeed only recorded loop notes.
816 (sched_analyze): Die if we see EH_REGION_BEG or EH_REGION_END notes.
817 Only record loop notes.
819 * cfgexpand.c (tree_expand_cfg): Fix comment.
821 * passes.c (rest_of_compilation): Don't do a second call to
822 convert_from_eh_region_ranges from here, it's already called
824 * except.c (resolve_fixup_regions): Remove.
825 (remove_fixup_regions): Remove.
826 (convert_from_eh_region_ranges_1): Remove.
827 (convert_from_eh_region_ranges): Remove the case where EH is
828 not already lowered at the tree level. We always lower there.
830 2004-11-24 Paolo Bonzini <bonzini@gnu.org>
833 * tree.c (make_vector_type): Move qualifiers to the vector type,
834 use the inner type's main variant and build a main variant for
835 the vector type if necessary.
836 (type_hash_eq): Check a vector type's TYPE_VECTOR_SUBPARTS.
838 2004-11-24 Eric Botcazou <ebotcazou@libertysurf.fr>
840 * target.h (late_rtl_prologue_epilogue): Remove.
841 * target-def.h (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): Remove.
842 * system.h: Poison TARGET_LATE_RTL_PROLOGUE_EPILOGUE.
843 * passes.c (rest_of_handle_prologue_epilogue): Remove and move
845 (rest_of_handle_flow2): ...here.
846 (rest_of_compilation): Remove call to rest_of_handle_prologue_epilogue.
847 * doc/tm.texi (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): Remove.
849 2004-11-23 Mark Mitchell <mark@codesourcery.com>
851 * hwint.h (HOST_LONG_LONG_FORMAT): New macro. Use it throughout.
852 * config/i386/xm-mingw32.h (HOST_LONG_LONG_FORMAT): Define.
853 * doc/hostconfig.texi (HOST_LONG_LONG_FORMAT): Document.
855 2004-11-24 Daniel Jacobowitz <dan@codesourcery.com>
857 * config/i386/i386.c (override_options): Move
858 SUBTARGET_OVERRIDE_OPTIONS before defaulting
859 flag_omit_frame_pointer.
861 2004-11-23 Richard Henderson <rth@redhat.com>
863 * rtl.h (validate_subreg): Declare.
864 * emit-rtl.c (validate_subreg): New.
865 (gen_rtx_SUBREG): Use it.
866 * simplify-rtx.c (simplify_subreg): Likewise.
867 (simplify_gen_subreg): Likewise. Remove duplicate asserts.
868 * expr.c (emit_move_insn_1): Tidy complex move code. Use memory
869 fallback whenever gen_realpart/gen_imagpart would not be able to
872 2004-11-23 Richard Henderson <rth@redhat.com>
874 * expmed.c (extract_bit_field): Use simplify_gen_subreg instead of
875 hard-coding avoiding calls to gen_rtx_SUBREG. Split complex return
878 2004-11-23 Diego Novillo <dnovillo@redhat.com>
880 PR tree-optimization/18618
881 * tree-into-ssa.c (DEF_VEC_MALLOC_P(basic_block)): Declare.
882 (insert_phi_nodes_for): Change third argument to VEC(basic_block).
883 * tree-ssa-dom.c (avail_exprs_stack): Change type to VEC(tree_on_heap).
885 (stmts_to_rescan): Likewise.
886 (const_and_copies_stack): Likewise.
887 (nonzero_vars_stack): Likewise.
888 (vrp_variables_stack): Likewise.
890 2004-11-23 Richard Henderson <rth@redhat.com>
892 * cse.c (record_jump_cond_subreg): New.
893 (record_jump_cond): Use it instead of gen_lowpart.
895 2004-11-23 Daniel Jacobowitz <dan@codesourcery.com>
896 Joseph Myers <joseph@codesourcery.com>
898 * config/sol2-c.c (solaris_register_pragmas): Use
899 c_register_pragma_with_expansion.
900 * config/sol2.h (HANDLE_PRAGMA_PACK_WITH_EXPANSION): Define.
901 * c-pragma.c (c_register_pragma): Update call to
903 (c_register_pragma_with_expansion): New function.
904 (init_pragma): Honor HANDLE_PRAGMA_PACK_WITH_EXPANSION.
905 * c-pragma.h (c_register_pragma_with_expansion): New prototype.
906 * doc/extend.texi (Solaris Pragmas): Mention macro expansion for
908 * doc/tm.texi (c_register_pragma_with_expansion,
909 HANDLE_PRAGMA_PACK_WITH_EXPANSION): Document.
911 2004-11-23 Richard Henderson <rth@redhat.com>
913 * combine.c (gen_lowpart_for_combine): Factor out mode of x as well
914 as mode sizes into local temporaries. Unify failure path.
916 2004-11-23 Richard Henderson <rth@redhat.com>
918 * emit-rtl.c, rtl.h (subreg_hard_regno): Remove.
919 * caller-save.c (mark_set_regs): Use subreg_regno instead.
920 * final.c (alter_subreg): Likewise.
921 * local-alloc.c (reg_is_born): Likewise.
923 2004-11-23 Richard Henderson <rth@redhat.com>
925 * simplify-rtx.c (simplify_subreg): Use subreg_regno_offset directly
926 instead of using a SUBREG temporary.
928 2004-11-23 Kazu Hirata <kazu@cs.umass.edu>
930 * tree-cfg.c (tree_forwarder_block_p): Speed up by reordering
933 2004-11-23 Zack Weinberg <zack@codesourcery.com>
935 * function.h (struct function): Remove calls_longjmp.
936 (current_function_calls_longjmp): Delete.
937 * tree.h (ECF_LONGJMP): Delete.
938 (ECF_SIBCALL, ECF_PURE, ECF_SP_DEPRESSED, ECF_ALWAYS_RETURN)
939 (ECF_LIBCALL_BLOCK): Everybody slide down one.
940 (ECF_CONST, ECF_NORETURN, ECF_SIBCALL): Clarify comments.
941 * builtins.c (expand_builtin_longjmp): Don't set
942 current_function_calls_longjmp.
943 * calls.c (special_function_p): Mark longjmp and siglongjmp
944 with ECF_NORETURN, not ECF_LONGJMP.
945 (emit_call_1, expand_call, emit_library_call_value_1):
946 Don't check for ECF_LONGJMP.
947 * tree-cfg.c (make_exit_edges, is_ctrl_altering_stmt)
948 (need_fake_edge_p): Likewise.
950 * config/avr/avr.h, config/ip2k/ip2k.h: Don't define NON_SAVING_SETJMP.
951 * system.h: Poison NON_SAVING_SETJMP.
952 * function.c (use_register_for_decl)
953 * gcse.c (compute_hash_table_work, compute_store_table)
954 * postreload-gcse.c (record_opr_changes)
955 * reload.c (find_equiv_reg)
957 * config/i386/i386.c (ix86_can_use_return_insn_p):
958 Remove code conditional on NON_SAVING_SETJMP.
959 * doc/tm.texi: Delete documentation of NON_SAVING_SETJMP.
961 * config/i386/sysv3.h: Delete file.
962 * config/i386/i386.c (ix86_svr3_asm_out_constructor): Delete.
964 2004-11-23 Dorit Naishlos <dorit@il.ibm.com>
966 * tree-vectorizer.c (vect_analyze_operations): Don't vectorize if
967 the vectorization factor is greater than the iteration count.
968 (vect_gen_niters_for_prolog_loop): No need to calculate min if the
969 iteration count is known.
971 (vect_build_symbol_bound): Removed. Its functionality moved to
972 vect_generate_tmps_on_preheader.
973 (vect_generate_tmps_on_preheader): Moved content of
974 vect_build_symbol_bound here instead of calling it. Changed some
977 (vect_build_loop_niters): We don't expect a new_bb to be generated -
979 (vect_gen_niters_for_prolog_loop): Likewise.
980 (vect_gen_niters_for_prolog_loo): Likewise.
982 (slpeel_make_loop_iterate_ntimes): Use buildN instead of build.
983 (slpeel_add_loop_guard): Likewise.
984 (slpeel_tree_peel_loop_to_edge): Likewise.
985 (vect_do_peeling_for_alignment): Likewise.
987 (vect_get_first_index): Missing space.
989 2004-11-23 Ulrich Weigand <uweigand@de.ibm.com>
991 * config/s390/s390.md ("*iordi3"): Mark commutative.
992 ("*iorsi3_zarch", "*iorsi3_esa"): Likewise.
994 2004-11-23 Kazu Hirata <kazu@cs.umass.edu>
996 * tree-phinode.c (resize_phi_node): Abort when LEN is strictly
997 greater than PHI_ARG_CAPACITY.
998 (reserve_phi_args_for_new_edge): Initialize the new PHI
999 argument to NULL_TREE. Increment PHI_NUM_ARGS.
1000 (add_phi_arg): Add a PHI argument to the slot given by
1002 (remove_phi_arg_num): Do not write to PHI_ARG_EDGE.
1003 * tree-flow-inline (phi_arg_from_edge): Return E->dest_idx.
1004 * tree-ssa.c (ssa_redirect_edge): Check for a missing PHI
1005 argument by looking at PHI_ARG_DEF.
1006 (verify_phi_args): Check for a missing PHI argument. Remove
1007 the check for duplicate PHI arguments.
1008 * tree.h (PHI_ARG_EDGE): Redefine in terms of EDGE_PRED.
1009 (phi_arg_d): Remove e.
1011 * tree-cfg.c (tree_try_redirect_by_replacing_jump): Speed up
1012 by restricting to the case with two outgoing edges.
1014 2004-11-23 Andreas Krebbel <krebbel1@de.ibm.com>
1016 * config/s390/s390.c (s390_backchain_string): Removed.
1017 (s390_return_addr_rtx, s390_back_chain_rtx, s390_frame_info)
1018 (s390_emit_prologue, s390_va_start, s390_gimplify_va_arg):
1019 Changed users of TARGET_BACKCHAIN, TARGET_NO_BACKCHAIN and
1020 TARGET_KERNEL_BACKCHAIN to reflect the new options.
1021 * config/s390/s390.h (MASK_BACKCHAIN, MASK_PACKED_STACK): New macros.
1022 (TARGET_KERNEL_BACKCHAIN): Removed.
1023 (TARGET_BACKCHAIN): Former triple state option change to a target flag.
1024 (TARGET_PACKED_STACK): New macro.
1025 (TARGET_SWITCHES): New switches added.
1026 (TARGET_OPTIONS): "backchain", "no-backchain" and "kernel-backchain"
1028 (DYNAMIC_CHAIN_ADDRESS): Use TARGET_PACKED_STACK.
1029 * config/s390/s390.md ("allocate_stack", "restore_stack_block")
1030 ("save_stack_nonlocal", "restore_stack_nonlocal"): Modified to reflect
1031 the change in target switch semantics.
1032 * config/s390/tpf.h (TARGET_DEFAULT_BACKCHAIN): Removed.
1033 (TARGET_DEFAULT): MASK_BACKCHAIN added.
1034 * doc/invoke.texi: Added documentation for the new/changed options.
1036 2004-11-23 Uros Bizjak <uros@kss-loka.si>
1038 PR rtl-optimization/18614
1039 * simplify-rtx.c (simplify_binary_operation): Do not
1040 simplify inner elements of constant arguments of
1043 2004-11-23 Eric Botcazou <ebotcazou@libertysurf.fr>
1045 * gthr-solaris.h (__gthread_recursive_mutex_init_function): Use
1048 2004-11-23 Kazu Hirata <kazu@cs.umass.edu>
1050 * tree-phinode.c (make_phi_node): Use a new variable,
1051 capacity, to receive the return value of ideal_phi_node_len.
1053 2004-11-23 Eric Botcazou <ebotcazou@libertysurf.fr>
1055 * gthr-solaris.h (__gthread_recursive_mutex_t): New type.
1056 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
1057 __gthread_recursive_mutex_init_function.
1058 (__gthread_key_create): Properly cast -1.
1059 (__gthread_recursive_mutex_init_function): New function.
1060 (__gthread_recursive_mutex_lock): Rewrite.
1061 (__gthread_recursive_mutex_trylock): Likewise.
1062 (__gthread_recursive_mutex_unlock): Likewise.
1064 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
1066 * config/c4x/t-rtems: New.
1067 * config.gcc: Reflect having added c4x/t-rtems.
1069 2004-11-23 Dorit Naishlos <dorit@il.ibm.com>
1073 * tree-vectorizer.c (vect_create_data_ref_ptr): Use
1074 lang_hooks.types.type_for_size instead of integer_type_node for the
1077 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
1079 * config.gcc (h8300-*-rtems*): Use h8300/t-rtems.
1081 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
1083 * config/arm/t-rtems: New.
1084 * config.gcc: Reflect having added arm/t-rtems.
1086 2004-11-23 Kazu Hirata <kazu@cs.umass.edu>
1088 * tree-cfg.c (tree_execute_on_growing_pred): New.
1089 (tree_cfg_hooks): Add tree_execute_on_growing_pred.
1090 * tree-flow.h: Add a prototype for
1091 reserve_phi_args_for_new_edge.
1092 * tree-phinodes.c (reserve_phi_args_for_new_edge): New.
1093 (add_phi_arg): Don't resize a PHI array.
1095 2004-11-23 Ralf Corsepius <ralf.corsepius@rtems.org>
1097 * config.gcc: Add avr-*-rtems*.
1098 * config/avr/t-rtems: New.
1099 * config/avr/rtems.h: New.
1101 2004-11-22 Daniel Berlin <dberlin@dberlin.org>
1103 * df.c (dataflow_set_a_op_b): Remove reslt parameter, since it's
1104 always the same as op1. Use bitmap_ior_into and bitmap_and_into.
1105 Add comment to function.
1107 2004-11-22 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1110 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __hppa__.
1112 PR rtl-optimization/14838
1113 * emit-rtl.c (get_first_nonnote_insn): Don't assume first insn is a
1115 (get_last_nonnote_insn): Don't assume last insn is a note.
1117 2004-11-22 Roger Sayle <roger@eyesopen.com>
1119 * fold-const.c (nondestructive_fold_binary_to_constant): Rename
1120 to fold_binary_to_constant.
1121 (nondestructive_fold_unary_to_constant): Likewise, rename to
1122 fold_unary_to_constant.
1123 (fold_relational_hi_lo): Update call to fold_binary_to_constant.
1124 * tree.h (nondestructive_fold_binary_to_constant): Update prototype.
1125 (nondestructive_fold_unary_to_constant): Likewise.
1126 * tree-ssa-ccp.c (ccp_fold): Update calls to fold_unary_to_constant
1127 and fold_binary_to_constant.
1128 * tree-ssa-loop-niter.c (EXEC_BINARY, EXEC_UNARY): Delete macros.
1129 (inverse, number_of_iterations_cond): Replace uses of EXEC_BINARY
1130 and EXEC_UNARY with calls to fold_*nary_to_constant.
1131 * tree-ssa-loop-ivopts.c (EXEC_BINARY, EXEC_UNARY): Delete macros.
1132 (idx_find_step): Replace uses of EXEC_BINARY with calls to
1133 fold_binary_to_constant.
1135 2004-11-22 Nick Clifton <nickc@redhat.com>
1137 * sbitmap.c (sbitmap_union_of_preds): Remove redundant
1138 initialisation of 'e'.
1140 2004-11-22 Roger Sayle <roger@eyesopen.com>
1142 * config/i386/i386.h (TARGET_USE_FANCY_MATH_387): New macro.
1143 * config/i386/i386.c (override_options): Set MASK_NO_FANCY_MATH_387
1144 automatically for targets without TARGET_80387.
1145 * config/i386/i386.md (sqrtsf2, sqrtsf2_1, sqrtsf2_i387, sqrtdf2,
1146 sqrtdf2_1, sqrtdf2_i387, *sqrtextendsfdf2, sqrtxf2,
1147 *sqrtextenddfxf2, *sqrtextendsfxf2, fpremxf4, fmodsf3, fmoddf3,
1148 fmodxf3, fprem1xf4, dremsf3, dremdf3, dremxf3, *sindf2, *sinsf2,
1149 *sinextendsfdf2, *sinxf2, *cosdf2, *cossf2, *cosextendsfdf2,
1150 *cosxf2, sincosdf3, sincossf3, *sincosextendsfdf3, sincosxf3,
1151 *tandf3_1, tandf2, *tansf3_1, tansf2, *tanxf3_1, tanxf2,
1152 atan2df3_1, atan2df3, atandf2, atan2sf3_1, atan2sf3, atansf2,
1153 atan2xf3_1, atan2xf3, atanxf2, asindf2, asinsf2, asinxf2,
1154 acosdf2, acossf2, acosxf2, fyl2x_xf3, logsf2, logdf2, logxf2,
1155 log10sf2, log10df2, log10xf2, log2sf2, log2df2, log2xf2,
1156 fyl2xp1_xf3, log1psf2, log1pdf2, log1pxf2, *fxtractxf3, logbsf2,
1157 logbdf2, logbxf2, ilogbsi2, *f2xm1xf2, *fscalexf4, expsf2,
1158 expdf2, expxf2, exp10sf2, exp10df2, exp10xf2, exp2sf2, exp2df2,
1159 exp2xf2, expm1df2, expm1sf2, expm1xf2, frndintxf2, rintdf2,
1160 rintsf2, rintxf2, frndintxf2_floor, floordf2, floorsf2,
1161 floorxf2, frndintxf2_ceil, ceildf2, ceilsf2, ceilxf2,
1162 frndintxf2_trunc, btruncdf2, btruncsf2, btruncxf2,
1163 frndintxf2_mask_pm, nearbyintdf2, nearbyintsf2, nearbyintxf2):
1164 Simplify conditionals using TARGET_USE_FANCY_MATH_387.
1166 2004-11-22 Dale Johannesen <dalej@apple.com>
1168 * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Conditionalize
1169 properly and comment.
1171 2004-11-22 James A. Morrison <phython@gcc.gnu.org
1173 * config/sparc/sparc.c: Include insn-codes.h and langhooks.h.
1174 (sparc_init_builtins): New function.
1175 (sparc_init_vis_builtins): Create builtin functions for VIS
1177 (sparc_expand_builtin): Expand builtin functions for VIS instructions.
1178 (TARGET_INIT_BUILTINS): Define to sparc_init_builtins.
1179 (TARGET_EXPAND_BUILTIN): Define to sparc_expand_builtin.
1180 (def_builtin): New macro for creating builtin functions.
1181 (P): New mode macro for pointer types.
1182 (UNSPEC_FPACK16, UNSPEC_FPACK32, UNSPEC_FPACKFIX, UNSPEC_FEXPAND,
1183 UNSPEC_FPMERGE, UNSPEC_MUL16AL, UNSPEC_MUL8UL, UNSPEC_MULDUL,
1184 UNSPEC_ALIGNDATA, UNSPEC_ALIGNADDR, UNSPEC_PDIST): New constants.
1185 (fpack16_vis, fpackfix_vis, fpack32_vis, fexpand_vis, fpmerge_vis,
1186 fmul8x16_vis, fmul8x16au_vis, fmul8x16al_vis, fmul8sux16_vis,
1187 fmul8ulx16_vis, fmuld8sux16_vis, fmuld8ulx16_vis, pdist_vis,
1188 faligndata<V64:mode>_vis, alignaddr<P:mode>_vis): New patterns.
1190 2004-11-22 Devang Patel <dpatel@apple.com>
1192 * tree-if-conv.c (clean_predicate_lists): Clean all basic blocks.
1194 2004-11-22 Devang Patel <dpatel@apple.com>
1196 * tree-if-conv.c (if_convertable_phi_p): Rename to ...
1197 (if_convertible_phi_p): ... new name.
1198 (if_convertable_modify_expr_p): Rename to ...
1199 (if_convertible_modify_expr_p): ... new name.
1200 (if_convertable_stmt_p): Rename to ...
1201 (if_convertible_stmt_p): ... new name.
1202 (if_convertable_bb_p): Rename to ...
1203 (if_convertible_bb_p): ... new name.
1204 (if_convertable_loop_p): Rename to ...
1205 (if_convertible_loop_p): ... new name.
1207 2004-11-22 Eric Botcazou <ebotcazou@libertysurf.fr>
1210 * configure.ac (threading): Accept 'posix95'.
1211 * configure: Regenerate.
1212 * config.gcc (i[34567]86-*-solaris2*): On Solaris up to 2.6,
1213 include sol26.h and default to posix95 threads if have_pthread_h.
1214 (sparc-*-solaris2*): Likewise.
1215 * gthr.h: Include gthr-posix95.h if _PTHREADS95 is defined.
1216 * gthr-posix95.h: New file.
1217 * config/sol26.h: New file.
1218 * doc/install.texi (--enable-threads): Document 'posix95'.
1220 2004-11-23 Ben Elliston <bje@au.ibm.com>
1222 * pointer-set.h (pointer_set_contains): Remove.
1223 * pointer-set.c (pointer_set_contains): Likewise.
1225 2004-11-22 Dale Johannesen <dalej@apple.com>
1227 * calls.c (expand_call): Do not call preserve_temp_slots.
1229 2004-11-22 Kazu Hirata <kazu@cs.umass.edu>
1231 * tree-flow.h: Remove the prototype for remove_phi_arg.
1232 Add a prototype for remove_phi_args.
1233 * tree-phinodes.c (remove_phi_arg): Remove.
1234 (remove_phi_args): New.
1235 * tree-ssa.c (ssa_remove_edge): Call remove_phi_args instead
1238 * cfg.c (unchecked_make_edge): Call execute_on_growing_pred
1239 after making an edge.
1240 (remove_edge): Call execute_on_shrinking_pred before removing
1242 (redirect_edge_succ): Call execute_on_growing_pred and
1243 execute_on_shrinking_pred.
1244 * cfghooks.c (execute_on_growing_pred): New.
1245 (execute_on_shrinking_pred): Likewise.
1246 * cfghooks.h (cfg_hooks): Add execute_on_growing_pred and
1247 execute_on_shrinking_pred.
1248 Add prototypes for execute_on_growing_pred and
1249 execute_on_shrinking_pred.
1250 * cfgrtl.c (rtl_cfg_hooks): Add NULL hooks to
1251 execute_on_growing_pred and execute_on_shrinking_pred.
1252 (cfg_layout_rtl_cfg_hook): Likewise.
1253 * tree-cfg.c (tree_cfg_hooks): Likewise.
1255 * tree-cfg.c (tree_execute_on_shrinking_pred): New.
1256 (tree_cfg_hooks): Use it.
1257 * tree-ssa.c (ssa_remove_edge): Don't call remove_phi_args.
1258 (ssa_redirect_edge): Don't call remove_phi_arg_num.
1260 * tree-phinodes.c (remove_phi_arg_num): Make it static.
1261 * tree-flow.h: Remove the corresponding prototype.
1263 * tree-ssa.c (ssa_remove_edge): Remove.
1264 * tree-flow.h: Remove the corresponding prototype.
1265 * tree-cfg.c: Replace ssa_remove_edge with remove_edge.
1266 * basic-block.h: Likewise.
1267 * tree-if-conv.c: Likewise.
1268 * tree-ssa-threadupdate.c: Likewise.
1270 2004-11-23 Ben Elliston <bje@au.ibm.com>
1272 * doc/cfg.texi (Maintaining the CFG): Use @ftable instead of
1273 @table to list the BSI methods. Use individual @findex directives
1274 instead of one with a comma-separated list of index entries.
1276 2004-11-22 Zdenek Dvorak <dvorakz@suse.cz>
1278 PR tree-optimization/18529
1279 * fold-const.c (fold_to_nonsharp_ineq_using_bound): New function.
1280 (simple_operand_p): Use STRIP_NOPS. Consider SSA names simple.
1281 (fold): Call fold_to_nonsharp_ineq_using_bound.
1282 * tree-ssa-loop-niter.c (simplify_replace_tree): New function.
1283 (number_of_iterations_cond): Fold the expressions before futher
1285 (tree_simplify_using_condition): Handle case when cond or expr is
1286 an EQ_EXPR specially.
1288 2004-11-22 Daniel Berlin <dberlin@dberlin.org>
1290 * tree-ssa.c (verify_ssa): SSA_OP_ALL_USES should be
1291 SSA_OP_ALL_USES | SSA_OP_ALL_KILLS for verification purposes.
1293 2004-11-22 David Edelsohn <edelsohn@gnu.org>
1294 Fariborz Jahanian <fjahanian@apple.com>
1296 * config/rs6000/rs6000.c (rs6000_return_in_memory): Test
1298 (function_arg_boundary): Align 8 to 16 byte vectors like SPE.
1299 Align 16 byte and larger vectors like Altivec.
1300 (function_arg_advance): Pass any 16 byte vector like Altivec vector.
1301 (function_arg): Same.
1302 (rs6000_pass_by_references): Test TARGET_ALTIVEC_ABI.
1304 2004-11-22 Andrew Pinski <pinskia@physics.uc.edu>
1307 * tree-sra.c (scalarize_init): Unshare the rhs before gimplifying
1310 2004-11-22 Richard Henderson <rth@redhat.com>
1312 * function.c (assign_parm_setup_block): Revert 11-13 change to
1313 forcably re-mode a (possibly BLKmode) hard register.
1315 2004-11-22 Eric Botcazou <ebotcazou@libertysurf.fr>
1317 * config/sparc/sparc.c (mem_min_alignment): Check MEM_ALIGN.
1319 2004-11-22 David Edelsohn <edelsohn@gnu.org>
1321 * config/rs6000/power4.md: Remove delay between dispatch and issue
1322 associated with dispatch group slots 3 and 4.
1323 * config/rs6000/power5.md: Same.
1325 2004-11-21 Jeff Law <law@redhat.com>
1327 * cfg.c (cached_make_edge): Use find_edge rather than an inlined
1329 * cfgbuild.c (make_edges): Likewise.
1330 * cfghooks.c (can_duplicate_block_p): Likewise.
1331 * cfgloop.c (loop_latch_edge): Likewise.
1332 * cfgloopmanip.c (force_single_succ_latches): Likewise.
1333 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
1334 * predict.c (predict_loops, propagate_freq): Likewise.
1335 * tracer.c (tail_duplicate): Likewise.
1336 * tree-cfg.c (disband_implicit_edges): Likewise.
1337 (tree_forwarder_block_p, tree_flow_call_edges_add): Likewise.
1339 2004-11-22 Nick Clifton <nickc@redhat.com>
1341 * sbitmap.c (sbitmap_union_of_preds): Remove redundant
1342 initialisation of 'e'.
1344 2004-11-22 Kazu Hirata <kazu@cs.umass.edu>
1346 PR rtl-optimization/18599
1347 * regrename.c (copyprop_hardreg_forward): Speed up by putting
1348 BB_VISITED flags on basic blocks as we process them.
1350 2004-11-22 Nathan Sidwell <nathan@codesourcery.com>
1353 * config/rs6000/altivec.md (VI_char): New mode attribute.
1354 (addv16qi3, addv8hi3, addv4ai3): Replace with ...
1355 (add<mode>3): ... this.
1356 (subv16qi3, subv8hi3, subv4ai3): Replace with ...
1357 (sub<mode>3): ... this.
1358 (smaxv16qi3, smaxv8hi3, smaxv4ai3): Replace with ...
1359 (smax<mode>3): ... this.
1360 (sminv16qi3, sminv8hi3, sminv4ai3): Replace with ...
1361 (smin<mode>3): ... this.
1362 (umaxv16qi3, umaxv8hi3, umaxv4ai3): Replace with ...
1363 (umax<mode>3): ... this.
1364 (uminv16qi3, uminv8hi3, uminv4ai3): Replace with ...
1365 (umin<mode>3): ... this.
1366 (andv16qi3, andv8hi3, andv4ai3): Replace with ...
1367 (and<mode>3): ... this.
1368 (iorv16qi3, iorv8hi3, iorv4ai3): Replace with ...
1369 (ior<mode>3): ... this.
1370 (xorv16qi3, xorv8hi3, xorv4ai3): Replace with ...
1371 (xor<mode>3): ... this.
1372 (andv16qi3, andv8hi3, andv4ai3): Replace with ...
1373 (and<mode>3): ... this.
1374 (iorv16qi3, iorv8hi3, iorv4ai3): Replace with ...
1375 (ior<mode>3): ... this.
1376 (altivec_vnor): Replace with ...
1377 (altivec_nor<mode>): ... this.
1378 (one_cmplv16qi2, one_cmplv8hi2, one_complv4ai2): Replace with ...
1379 (one_cmpl<mode>2): ... this.
1380 (altivec_vandc): New expander.
1381 (*andc<mode>3): New insn.
1382 * config/rs6000/rs6000.c (bdesc_2arg): Adjust for new insn names.
1384 2004-11-22 Dorit Naishlos <dorit@il.ibm.com>
1387 * tree-vectorizer.c (make_loop_iterate_ntimes): Use type of niters when
1388 creating iv instead of integer_type.
1389 (vect_build_loop_niters): Remove redundant code.
1390 (vect_transform_loop_bound): Removed (duplicates functionality of
1391 make_loop_iterate_ntimes.
1392 (vect_gen_niters_for_prolog_loop): Add documentation. Call
1393 lang_hooks.types.type_for_size to create a type of the required size.
1394 Use that type instead of integer_type. Remove redundant code.
1395 (vect_update_niters_after_peeling): Use type of niters instead of
1397 (vect_transform_loop): Unify handling of known and unknown loop bound
1398 cases. Call make_loop_iterate_ntimes instead of
1399 vect_transform_loop_bound.
1401 2004-11-22 Andrew Pinski <pinskia@physics.uc.edu>
1404 * config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Move darwin-fallback.c to
1407 2004-11-22 Dorit Naishlos <dorit@il.ibm.com>
1410 * tree-vectorizer.c (vect_analyze_data_refs): Fail if memtag not found.
1412 2004-11-22 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1414 * config.gcc: Use t-slibgcc-elf to build libgcc_s.so on
1416 * config/m32r/t-linux (SHLIB_MAPFILES): Override to use
1417 m32r/libgcc-glibc.ver.
1418 * config/m32r/libgcc-glibc.ver: Add New file.
1420 2004-11-22 Nathan Sidwell <nathan@codesourcery.com>
1422 * bitmap.h (struct bitmap_obstack): New obstack type.
1423 (struct bitmap_head_def): Replace using_obstack with obstack
1425 (bitmap_default_obstack): New.
1426 (bitmap_initialize): Make inline, does not do allocation.
1427 (bitmap_release_memory): Remove.
1428 (bitmap_obstack_initialize, bitmap_obstack_release): Declare.
1429 (bitmap_obstack_alloc, bitmap_malloc_alloc, bitmap_gc_alloc,
1430 bitmap_obstack_free, bitmap_malloc_free): Declare.
1431 (BITMAP_OBSTACK_ALLOC, BITMAP_GGC_ALLOC, BITMAP_XMALLOC): Adjust.
1432 (BITMAP_FREE): Replace with ...
1433 (BITMAP_OBSTACK_FREE): ... this.
1434 (BITMAP_XFREE): Adjust.
1435 (BITMAP_INIT_ONCE): Remove.
1436 * bitmap.c (bitmap_obstack, bitmap_obstack_init, bitmap_free: Remove.
1437 (bitmap_default_obstack): New.
1438 (bitmap_elem_to_freelist): Adjust.
1439 (bitmap_element_allocate): Adjust. Break initialization into ...
1440 (bitmap_obstack_initialize): ... here.
1441 (bitmap_release_memory): Replace with ...
1442 (bitmap_obstack_release): ... this.
1443 (bitmap_obstack_alloc, bitmap_malloc_alloc, bitmap_gc_alloc,
1444 bitmap_obstack_free, bitmap_malloc_free): New.
1445 (bitmap_ior_and_compl, bitmap_ior_and_compl_into): Use
1447 (bitmap_initialize): Move to bitmap.h.
1448 * gengtype.c (open_base_files): Add obstack.h to ifiles.
1449 * Makefile.in (BASIC_BLOCK_H, REGS_H): Add obstack.h.
1450 * basic-block.h (INIT_REG_SET): Allocate from reg_obstack.
1451 (INITIALIZE_REG_SET): Remove.
1452 (FREE_REG_SET): Use BITMAP_OBSTACK_FREE.
1453 (INIT_ONCE_REG_SET, MAX_REGNO_REG_SET): Remove.
1454 (flow_obstack): Do not declare.
1455 (reg_obstack): Declare.
1456 * regs.h: Include obstack.h.
1457 * tree-optimize.c (tree_rest_of_compilation): Initialize and
1458 release bitmap obstack here.
1459 * bb-reorder.c: #include regs, not basic-block.
1460 (fix_crossing_conditional_branches): Allocate regsets from
1462 * bt-load.c: Do not inlude bitmap.h, sbitmap.h, basic-block.h or
1464 * caller-save.c: Include regs.h earlier.
1465 * cfg.c: Do not include basic-block.h or obstack.h.
1466 (reg_obstack): Define.
1467 * cfganal.c: Include obstack.h
1468 * cfgcleanyp.c: Do not include basic-block.h. Include regs.h
1470 * cfglayout.c: Do not include obstack.h.
1471 (flow_obstack): Remove declaration.
1472 (cfg_layout_duplicate_bb): Use reg_obstack.
1473 * cfgloop.c, cfgloopanal.c, cfgloopmanip.c: Include obstack.h.
1474 * cfgrtl.c (rtl_split_block): Use reg_obstack.
1475 (force_nonfallthru_and_redirect, rtl_split_edge): Likewise.
1476 (safe_insert_insn_on_edge): Use OBSTACK_ALLOC_REG_SET, adjust.
1477 (cfg_layout_split_edge): Use reg_obstack.
1478 * cse.c: Include regs.h earlier.
1479 * ddg.c: Do not include basic-block.h.
1480 * dominance.c: Inlude obstack.h.
1481 * flow.c (update_life_info): Use OBSTACK_ALLOC_REG_SET, adjust.
1482 (calculate_global_regs_live): Likewise.
1483 (allocate_bb_life_data): Use reg_obstack.
1484 (init_propagate_block_info): Use OBSTACK_ALLOC_REGSET.
1485 * global.c: Do not include basic-block.h.
1486 (build_insn_chain): Use OBSTACK_ALLOC_REG_SET, adjust.
1487 * graph.c: Include obstack.h.
1488 * haifa-sched.c: Do not include basic-block.h.
1489 * ifcvt.c: Use OBSTACK_ALLOC_REG_SET, adjust.
1490 * local-alloc.c: Do not include basic-block.h.
1491 * loop-init.c, loop-invariant.c: Include obstack.h.
1492 * loop-iv.c: Likewise.
1493 (simplify_using_initial_values): Use OBSTACK_ALLOC_REG_SET,
1495 * loop-unroll.c, loop-unswitch.c: Inlude obstack.h.
1496 * modulo-sched.c: Do not include basic-block.h.
1497 * passes.c (rest_of_handle_final): Do not call
1498 regset_release_memory.
1499 * ra-debug.c: Include regs.h earlier. Do not include
1501 * recog.c (peephole2_optimize): Use OBSTACK_ALLOC_REG_SET, adjust.
1502 * regclass.c (init_reg_sets): Do not call INIT_ONCE_REG_SET.
1503 (allocate_reg_info): Do not call MAX_REGNO_REG_SET.
1504 (regset_release_memory): Remove.
1505 * resource.c: Do not include basic-block.h.
1506 * rtlanal.c: Do not include basic-block.h.
1507 * sbitmap.c: Include obstack.h.
1508 * sched-deps.c: Do not include basic-block.h.
1509 (reg_pending_sets_head, reg_pending_clobbers_head,
1510 reg_pending_uses_head): Remove.
1511 (init_deps_global): Use OBSTACK_ALLOC_REG_SET.
1512 * sched-ebb.c: Do not include basic-block.h.
1513 * sched-rgn.c: Likewise.
1514 * tree-if-conv.c (get_loop_body_in_if_conv_order): Use
1516 * tree-outof-ssa.c (perform_edge_inserts): Use BITMAP_XFREE.
1517 * tree-sra.c (decide_instantiations): Adjust bitmap
1519 * tree-ssa-dce.c: Include obstack.h.
1520 * tree-ssa-pre.c (grand_bitmap_obstack): Make a bitmap_obstack.
1521 (value_insert_into_set_bitmap): Remove useless bitmap_clear.
1522 (bitmap_set_new): Likewise.
1523 (init_pre): Initialize bitmap obstack.
1524 (fini_pre): Release bitmap obstack.
1525 * tree-ssanames.c (ssa_names_to_rewrite): Make static.
1526 (marked_for_rewrite_p): ssa_names_to_rewrite is never NULL.
1527 (mark_for_rewrite, unmark_for_rewrite): Likewise.
1528 (marked_ssa_names): Likewise.
1529 (init_ssanames): Use BITMAP_XMALLOC.
1530 (fini_ssanames): Use BITMAP_XFREE.
1531 * web.c: Include obstack.h
1533 2004-11-22 Nick Clifton <nickc@redhat.com>
1535 * sbitmap.c (sbitmap_union_of_preds): Set 'e' to the next edge
1536 predecessor in the first for-loop.
1538 2004-11-21 Stan Shebs <shebs@apple.com>
1540 * config/rs6000/rs6000.c: (rs6000_darwin64_function_arg): Add
1542 (function_arg): Move darwin test up, sniff mode first for
1543 efficiency, test for union type.
1545 2004-11-21 Dale Johannesen <dalej@apple.com>
1547 * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
1549 2004-11-21 Jeff Law <law@redhat.com>
1551 * tree-ssa.c (verify_use): Fix comment.
1552 (verify_phi_args): Check that the number of incoming edges matches
1553 the number of PHI arguments. Check that each PHI argument is
1554 either an SSA_NAME or an invariant. Coalesce tests for PHIs for
1555 dead or duplicated edges. Clear e->aux earlier and avoid separate
1556 loop to clear e->aux and test for missed edges.
1557 (verify_ssa): Remove first walk over statements. Move checking
1558 of PHI args into verify_phi_args. Move checking of statements
1559 with aliased stores and V_MAY_DEFS into the remaining loop over
1560 the statements. Register defs by walking through the formal
1563 2004-11-21 Roger Sayle <roger@eyesopen.com>
1566 * dojump.c (compare_from_rtx): Clarify mode argument in function
1567 description. Correct order of mode/cmp_mode arguments in call to
1568 simplify_relational_operation. Check "tem" for COMPARISON_P.
1570 2004-11-21 Paolo Bonzini <bonzini@gnu.org>
1571 David Edelsohn <edelsohn@gnu.org>
1574 * config/rs6000/rs6000.c (rs6000_return_in_memory): Return
1575 synthetic vectors in memory.
1576 (function_arg_boundary): Align large synthetic vectors.
1577 (rs6000_pass_by_reference): Pass synthetic vectors in memory.
1579 2004-11-21 Jeff Law <law@redhat.com>
1581 * cfg.c (update_bb_profile_for_threading): Do not rescale the
1582 successor probabilities if they are not going to change. Pull
1583 division out of loop if we do need to rescale successor probabilities.
1585 * tree-ssa-threadupdate.c (redirection_data_hash): Use the
1586 index of the destination block for the hash value rather than
1589 2004-11-20 Joseph S. Myers <joseph@codesourcery.com>
1591 * c-typeck.c (build_array_ref): Don't check for index == 0. Make
1592 checks for neither argument being an array or pointer (swapping
1593 the arguments if necessary), the array argument being a pointer to
1594 or array of functions and for -Wchar-subscripts warnings upfront.
1596 2004-11-20 Jeff Law <law@redhat.com>
1598 * regrename.c (copyprop_hardreg_forward): Only search for a
1599 previously processed block if the current block only has one
1602 2004-11-20 Kazu Hirata <kazu@cs.umass.edu>
1604 * tree-ssa-threadupdate.c, tree-vectorizer.c: Fix comment
1606 * config/arm/arm.c: Follow spelling conventions.
1608 2004-11-20 Richard Earnshaw <rearnsha@arm.com>
1610 * arm.c (arm_override_options): Use arm_ld_sched rather than testing
1611 a bit in tune_flags.
1612 (const_double_needs_minipool): Likewise. Split most of the code out
1614 (arm_const_double_inline_cost): ... new function here.
1615 * arm-protos.h (arm_const_double_inline_cost): Add prototype.
1616 * arm.h (EXTRA_CONSTRAINT_STR_ARM): Add D[abc] constraints for double-
1617 word constants of length 2, 3 and 4 insns respectively.
1618 (CONSTRAINT_LEN): The 'D' prefix is a 2-letter constraint.
1619 * arm.md (arm_movdi, movdf_soft_insn): Add alternatives for D[abc]
1620 constraints. Set insn lenghts accordingly.
1622 2004-11-19 Jeff Law <law@redhat.com>
1624 * tree-ssa-threadupdate.c: Replace REDIRECTION_DATA varray with
1625 a hash table. Extensive modifications throughout to support
1628 (struct local_info): New.
1629 (struct redirection_data): Add new INCOMING_EDGES and DO_NOT_DUPLICATE
1631 (redirection_data): Now a hashtable.
1632 (redirection_data_hash, redirection_data_eq): New.
1633 (lookup_redirection_data, create_duplicates): New.
1634 (create_edge_and_update_destionation_phis): New.
1635 (fixup_template_block, redirect_edges): New.
1636 (thread_block): Use hash table traversals instead of loops over
1637 varray entries or incoming edge vectors.
1639 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
1641 * basic-block.h (edge_def): Add dest_idx.
1642 * cfg.c (unchecked_make_edge): Initialize dest_idx.
1643 (remove_edge): Simplify the disconnection of an edge from its
1645 (redirect_edge_succ): Likewise.
1646 * cfghooks.c (verify_flow_info): Check the consistency of
1647 dest_idx for each edge.
1649 2004-11-19 Aldy Hernandez <aldyh@redhat.com>
1651 * simplify-rtx.c (simplify_ternary_operation): Use
1654 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
1656 * tree-cfg.c (reinstall_phi_args): New.
1657 (tree_split_edge): Use it after redirecting an edge. Don't
1658 modify PHI_ARG_EDGE.
1660 2004-11-19 Andreas Tobler <a.tobler@schweiz.ch>
1662 * tree-vectorizer.c (slpeel_verify_cfg_after_peeling): Define only
1663 if checking is enabled.
1665 2004-11-19 Joseph S. Myers <joseph@codesourcery.com>
1667 * c-decl.c (push_scope): Remove "\n" from end of diagnostic for
1668 too many nested scopes.
1670 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
1673 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Peeling scheme
1674 changed to suppoer uses-after-loop and to void creating flow paths
1675 that shouldn't exist.
1676 (slpeel_update_phi_nodes_for_guard): Takes additional two arguments.
1677 Modified to fit the new peeling scheme. Avoid quadratic behavior.
1678 (slpeel_add_loop_guard): Takes additional argument.
1679 (slpeel_verify_cfg_after_peeling): New function.
1680 (vect_update_ivs_after_vectorizer): Takes additional argument. Updated
1681 documentation. Use 'exit-bb' instead of creating 'new-bb'.
1682 (rename_variables_in_bb): Don't update phis for BBs out of loop, to fit
1683 the new peeling scheme.
1684 (copy_phi_nodes): Function removed. Its functionality moved to
1685 update_phis_for_duplicate_loop.
1686 (slpeel_update_phis_for_duplicate_loop): Functionality of copy_phi_nodes
1687 moved here. Added documentation. Modified to fit the new peeling scheme.
1688 (slpeel_make_loop_iterate_ntimes): Setting loop->single_exit not not
1689 needed - done in slpeel_tree_peel_loop_to_edge.
1690 (slpeel_tree_duplicate_loop_to_edge_cfg): Debug printouts compacted.
1691 (vect_do_peeling_for_loop_bound): Add documentation. Call
1692 slpeel_verify_cfg_after_peeling. Call vect_update_ivs_after_vectorizer
1693 with additional argument.
1694 (vect_do_peeling_for_alignment): Call slpeel_verify_cfg_after_peeling.
1696 (vect_finish_stmt_generation): Avoid 80 column oveflow.
1698 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
1700 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Last two
1702 (slpeel_tree_peel_loop_to_edge): Call slpeel_make_loop_iterate_ntimes
1703 without last two arguments. Update single_exit of loops.
1704 (vect_update_niters_after_peeling): Removed. Its functionality was
1705 moved to vect_do_peeling_for_alignment.
1706 (vect_do_peeling_for_loop_bound): New name for function previously
1707 called vect_transform_for_unknown_loop_bound.
1708 (vect_transform_loop_bound): Call slpeel_make_loop_iterate_ntimes
1709 instead of code that duplicates the same functionality.
1710 (vect_do_peeling_for_alignment): Functionality of
1711 vect_update_niters_after_peeling moved here.
1712 (vect_transform_loop): Unify call to vect_do_peeling_for_loop_bound -
1713 previously named vect_transform_for_unknown_loop_bound - for both known
1714 and unknown loop bound cases.
1716 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
1718 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): New name for function
1719 previously called verify_loop_for_duplication. All conditions compacted
1720 into one compound condition. Removed debug dumps.
1721 (vect_analyze_loop_with_symbolic_num_of_iters): Removed. Some of the
1722 functionality moved to vect_can_advance_ivs_p, and some to
1723 vect_analyze_loop_form.
1724 (vect_can_advance_ivs_p): New function. Contains functionality that was
1725 taken out of vect_analyze_loop_with_symbolic_num_of_iters.
1726 (slpeel_tree_peel_loop_to_edge): Call slpeel_can_duplicate_loop_p.
1727 (vect_analyze_operations): Call vect_can_advance_ivs_p and
1728 slpeel_can_duplicate_loop_p.
1729 (vect_get_loop_niters): Added documentation.
1730 (vect_analyze_loop_form): Check the loop entry always - not only in case
1731 of unknown loop bound. Create preheader and exit bb if necessary. Apply
1732 a check that used to take place in
1733 vect_analyze_loop_with_symbolic_num_of_iters.
1734 (vectorize_loops): Call verify_loop_closed_ssa under ENABLE_CHECKING.
1735 Remove redundant call to rewrite_into_loop_closed_ssa.
1736 (vect_compute_data_refs_alignment): Removed obsolete comment.
1738 2004-11-19 Dorit Naishlos <dorit@il.ibm.com>
1740 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): New name for
1741 function previously called tree_duplicate_loop_to_edge.
1742 (slpeel_tree_duplicate_loop_to_edge_cfg): New name for function
1743 previously called tree_duplicate_loop_to_edge_cfg.
1744 (slpeel_update_phis_for_duplicate_loop): Prefix 'slpeel' added to
1746 (slpeel_update_phi_nodes_for_guard): Likewise.
1747 (slpeel_make_loop_iterate_ntimes): Likewise.
1748 (slpeel_add_loop_guard): Likewise.
1749 (allocate_new_names, free_new_names): Function declaration moved to top
1751 (rename_use_op, rename_def_op): Likewise.
1752 (rename_variables_in_bb, rename_variables_in_loop): Likewise.
1753 (vect_generate_tmps_on_preheader): Function declaration moved.
1754 (vect_transform_for_unknown_loop_bound): Added missing function
1757 2004-11-19 Andrew Pinski <pinskia@physics.uc.edu>
1760 * tree-flow.h (tree_on_heap): Typedef because there is already a VEC(tree).
1761 Define a VEC(tree_on_heap) for head.
1762 (register_new_def): Change second argument to be a VEC(tree_on_heap).
1763 * tree-ssa-dom.c (block_defs_stack): Change to be a VEC(tree_on_heap).
1764 (tree_ssa_dominator_optimize): Initialize block_defs_stack with
1765 the VEC(tree_on_heap) function. Also free it before returning.
1766 (dom_opt_initialize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE
1767 for block_defs_stack.
1768 (restore_currdefs_to_original_value): Use VEC_length instead of
1769 VARRAY_ACTIVE_SIZE. VEC_pop instead of VARRAY_TOP_TREE/VARRAY_POP.
1770 (dom_opt_finalize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE
1771 for block_defs_stack.
1772 * tree-into-ssa.c (block_defs_stack): Change to be a VEC(tree_on_heap).
1773 (rewrite_initialize_block): Use VEC_safe_push instead of VARRAY_PUSH_TREE
1774 for block_defs_stack.
1775 (ssa_register_new_def): Likewise.
1776 (ssa_rewrite_initialize_block): Likewise.
1777 (rewrite_finalize_block): Use VEC_length instead of
1778 VARRAY_ACTIVE_SIZE. VEC_pop instead of VARRAY_TOP_TREE/VARRAY_POP.
1779 (ssa_rewrite_finalize_block): Likewise.
1780 (register_new_def): Change second argument to be a VEC(tree_on_heap).
1781 Use VEC_safe_push instead of VARRAY_PUSH_TREE.
1782 (rewrite_blocks): Initialize block_defs_stack with
1783 the VEC(tree_on_heap) function. Also free it before returning.
1784 (rewrite_ssa_into_ssa): Likewise.
1786 2004-11-19 Fariborz Jahanian <fjahanian@apple.com>
1788 * config/darwin.c (machopic_data_defined_p): return 1 for
1789 MACHOPIC_DEFINED_FUNCTION.
1791 2004-11-19 Jeff Law <law@redhat.com>
1793 * tree-ssa.c (verify_ssa): Remove redundant checking of PHI
1796 2004-11-19 Paul Brook <paul@codesourcery.com>
1799 * varasm.c (default_assemble_integer): Allow pointer-sized values.
1802 2004-11-19 Nick Clifton <nickc@redhat.com>
1804 * config/stormy16/stormy16.c (combine_bnp): Add code to handle
1805 zero_extension and lshiftrt insns.
1806 Replace uses of XEXP(...) with either SET_DEST() or SET_SRC()
1808 * config/stormy16.stormy16.md (bclrx3, bsetx3): New patterns
1809 to handle bp and bn insn patterns with a zero_extend rtx
1812 2004-11-19 Ian Lance Taylor <ian@wasabisystems.com>
1814 * config/arm/arm.md (generic_sched): Make const.
1816 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
1818 * emit-rtl.c (classify_insn): Make it static.
1819 * rtl.h: Remove the corresponding prototype.
1821 * integrate.c (has_func_hard_reg_initial_val,
1822 get_func_hard_reg_initial_val): Make them static.
1823 * integrate.h: Remove the corresponding prototypes.
1825 2004-11-19 Ben Elliston <bje@au.ibm.com>
1827 * dwarf2asm.h (dw2_asm_output_pcel): Stub out with #if 0.
1828 (dw2_asm_output_delta_sleb128): Likewise.
1829 * dwarf2asm.c (dw2_asm_output_pcrel): Likewise.
1830 (dw2_asm_output_delta_sleb128): Likewise.
1832 2004-11-19 Adam Nemet <anemet@lnxw.com>
1834 * tree-ssa-alias.c: Fix comment.
1836 2004-11-19 Kazu Hirata <kazu@cs.umass.edu>
1838 * tree-outof-ssa.c: Fix a comment typo.
1840 2004-11-19 Ben Elliston <bje@au.ibm.com>
1842 * predict.h (predict_insn): Remove extern declaration.
1843 * predict.c (predict_insn): Make static.
1845 2004-11-19 Alan Modra <amodra@bigpond.net.au>
1847 * config/rs6000/rs6000.c (function_arg): Don't return BLKmode regs.
1849 2004-11-18 Nicolas Pitre <nico@cam.org>
1851 * config/arm/arm.c (const_double_needs_minipool): New function to
1852 determine if a CONST_DOUBLE should be pushed to the minipool.
1853 (note_invalid_constants): Use it.
1855 2004-11-18 Paul Brook <paul@codesourcery.com>
1857 * config/arm/arm.c (target_float_switch): New variable..
1858 (arm_override_options): Use TARGET_DEFAULT_FLOAT_ABI and
1859 target_float_switch.
1860 * config/arm/arm.h (target_float_switch): Declare.
1861 (ARM_FLAG_SOFT_FLOAT): Remove.
1862 (TARGET_SWITCHES): Remove hard-float and soft-float.
1863 (TARGET_OPTIONS): Add hard-float and soft-float.
1864 (TARGET_DEFAULT_FLOAT_ABI): Define.
1865 * config/arm/coff.h (TARGET_DEFAULT_FLOAT_ABI): Define
1866 (TARGET_DEFAULT): Don't use ARM_FLAG_SOFT_FLOAT.
1867 * config/arm/elf.h: Don't use ARM_FLAG_SOFT_FLOAT.
1868 * config/arm/netbsd-elf.h: Ditto.
1869 * config/arm/netbsd.h: Ditto.
1870 * config/arm/pe.h: Ditto.
1871 * config/arm/unknown-elf.h: Ditto.
1872 * config/arm/wince-pe.h: Ditto.
1873 * config/arm/linux-elf.h (TARGET_DEFAULT_FLOAT_ABI): Define.
1874 * config/arm/semi.h (TARGET_DEFAULT_FLOAT_ABI): Define.
1875 * config/arm/semiaof.h (TARGET_DEFAULT_FLOAT_ABI): Define.
1877 2004-11-18 Nathan Sidwell <nathan@codesourcery.com>
1879 * config/rs6000/altivec.md (VI, VF, V): New mode macros.
1880 (altivec_lvx_4si, altivec_lvx_8hi, altivec_lvx_16qi,
1881 altivec_lvx_4sf): Rename and replace with ...
1882 (altivec_lvx_<mode>): ... mode macro version.
1883 (altivec_stvx_4si, altivec_stvx_8hi, altivec_stvx_16qi,
1884 altivec_stvx_4sf): Rename and replace with ...
1885 (altivec_stvx_<mode>): ... mode macro version.
1886 (movv4si, movv8hi, movv16qi, movv4sf}): Replace with ...
1887 (mov<mode>): ... mode macro version.
1888 (*movv4si_internal, *movv8hi_internal1, *movv16qi_internal1,
1889 *movv4sf_internal1): Replace with ...
1890 (*mov<mode>_internal): ... mode macro version.
1891 (get_vrsave_internal, *set_vrsave_internal, *save_world,
1892 *restore_world): Unquote output statements.
1893 * config/rs6000/rs6000.c (altivec_expand_ld_builtin,
1894 altivec_expand_st_builtin): Adjust insn names.
1896 2004-11-18 Aldy Hernandez <aldyh@redhat.com>
1898 * config/rs6000/rs6000.c (rs6000_complex_function_value): Revert
1900 (rs6000_override_options): Likewise.
1901 (spe_build_register_parallel): Handle complex doubles on e500v2.
1902 (rs6000_spe_function_arg): Likewise.
1903 (function_arg): Likewise.
1904 (rs6000_function_value): Likewise.
1905 (rs6000_libcall_value): Likewise.
1907 2004-11-18 Andrew Pinski <pinskia@physics.uc.edu>
1909 * ifcvt.c (find_if_block): Move the check for the number of edges
1910 above the loops checking for complex edges.
1911 Remove the counting of edges as we use EDGE_COUNT now.
1913 2004-11-18 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.comn>
1915 * config/m32r/linux.h (TARGET_ASM_FILE_END): Set
1916 TARGET_ASM_FILE_END to file_end_indicate_exec_stack.3
1918 2004-11-18 Andreas Schwab <schwab@suse.de>
1920 * config/i386/i386.md (define_peephole2): Revert last change.
1922 2004-11-18 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.comn>
1924 * config/m32r/linux.h (TARGET_ASM_FILE_END): Set
1925 TARGET_ASM_FILE_END to file_end_indicate_exec_stack.
1927 2004-11-18 Diego Novillo <dnovillo@redhat.com>
1929 * tree-ssa-propagate.c (ssa_prop_init): Use FOR_ALL_BB instead
1932 2004-11-18 Jon Grimm <jgrimm2@us.ibm.com>
1934 * Makefile.in (macro_list): Depend on s-macro_list.
1935 (s-macro_list): New target.
1937 2004-11-18 Nathan Sidwell <nathan@codesourcery.com>
1940 * fold-const.c (RANGE_TEST_NON_SHORT_CIRCUIT): Rename to ...
1941 (LOGICAL_OP_NON_SHORT_CIRCUIT): ... here.
1942 (fold_range_test): Adjust.
1943 (fold_truthop): Use it.
1944 * config/rs6000/rs6000.h (RANGE_TEST_NON_SHORT_CIRCUIT): Rename to ...
1945 (LOGICAL_OP_NON_SHORT_CIRCUIT): ... here.
1947 2004-11-18 Uros Bizjak <uros@kss-loka.si>
1949 * configure/i386/i386.md (*fix_trunch_1): Add "&& 1" to
1950 insn split constraint.
1951 (define_peephole2): Remove unneeded "&& 1" from peephole2
1954 2004-11-18 Ben Elliston <bje@au.ibm.com>
1956 * doc/cfg.texi (Maintaining the CFG): Remove duplicated @item
1957 element for bsi_prev; use @findex instead.
1959 2004-11-18 Ben Elliston <bje@au.ibm.com>
1961 * opts.h (add_input_filename): Remove extern declaration.
1962 * opts.c (add_input_filename): Make static.
1964 2004-11-17 Mark Mitchell <mark@codesourcery.com>
1966 * config/i386/i386.c (i386_solaris_elf_named_section): Mark with
1969 2004-11-17 Zack Weinberg <zack@codesourcery.com>
1971 * defaults.h, config/darwin.h: Don't define TARGET_SUPPORTS_HIDDEN.
1972 * system.h: Poison it.
1973 * doc/tm.texi: Delete its documentation.
1975 2004-11-18 Daniel Jacobowitz <dan@codesourcery.com>
1976 Mark Mitchell <mark@codesourcery.com>
1978 * config/i386/sol2-10.h, config/i386/t-sol2-10: New files.
1979 * config/i386/i386.c (i386_solaris_elf_named_section): New
1981 * config.gcc (i[34567]86-*-solaris2*): Handle Solaris 2.10.
1982 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Handle
1984 (ASM_QUAD): Don't undefine for biarch targets.
1985 * config/i386/t-sol2: Introduce multilib support.
1987 2004-11-18 Ben Elliston <bje@au.ibm.com>
1989 * cgraphunit.c: Replace "it's" with "its" and fix a typo.
1991 2004-11-18 Ben Elliston <bje@au.ibm.com>
1993 * cgraph.h: Replace "it's" with "its" throughout.
1995 2004-11-18 Ben Elliston <bje@au.ibm.com>
1997 * doc/rtl.texi (Flags): Grammar fix.
1999 2004-11-17 Kazu Hirata <kazu@cs.umass.edu>
2001 * expmed.c (alg_code): Add alg_unknown.
2002 (alg_hash_entry): New.
2003 (NUM_ALG_HASH_ENTRIES): Likewise.
2004 (alg_hash): Likewise.
2005 (synth_mult): Cache the result into alg_hash.
2007 2004-11-17 Zack Weinberg <zack@codesourcery.com>
2009 * config/rs6000/t-darwin: Augment SHLIB_MAPFILES with
2010 config/rs6000/libgcc-ppc64.ver.
2012 2004-11-17 Kazu Hirata <kazu@cs.umass.edu>
2014 * cfgrtl.c (rtl_verify_flow_info): Don't use INSN_P when
2015 checking if an unconditional return is followed by a barrier.
2017 * jump.c (condjump_p): Remove unreachable code.
2019 * basic-block.h, c-common.h, df.h, expr.h, output.h, rtl.h,
2020 tree-chrec.h, tree-flow.h, tree-scalar-evolution.h,
2021 tree-ssa-live.h, tree.h: Remove unused prototypes.
2023 2004-11-17 Jeff Law <law@redhat.com>
2025 * tree-cfg.c (edge_to_cases): Renamed from edge_to_case_leader.
2026 (edge_to_cases_elt): Renamed from edge_to_case_leader.
2027 (edge_to_cases_hash): Renamed from edge_to_case_leader_hash.
2028 (edge_to_cases_eq): Renamed from edge_to_case_leader_eq.
2029 (edge_to_cases_cleanup, recording_case_labels_p): New functions.
2030 (get_cases_for_edge): New function.
2031 (start_recording_case_labels, end_recording_case_labels): Similarly.
2032 (record_switch_edge): Don't muck with the CASE_LABEL. Instead
2033 chain equivalent CASE_LABEL_EXPRs together.
2034 (get_case_leader_for_edge, get_case_leader_for_edge_hash): Kill.
2035 (make_switch_expr_edges): Do not record edge/cases here.
2036 (cleanup_tree_cfg): Record cases around the call to thread_jumps.
2037 (split_critical_edges): Record cases around the edge splitting code.
2038 (cleanup_dead_labels): Use CASE_LABEL again.
2039 (tree_redirect_edge_and_branch): If we have a mapping from edge
2040 to cases, use it to handle redirections. Else do it the slow way.
2041 * tree.h (CASE_LEADER_OR_LABEL): Kill.
2042 (CASE_LABEL): Revert to just looking at the tree's second operand.
2043 * tree.c (get_case_label): Kill.
2045 2004-11-17 Diego Novillo <dnovillo@redhat.com>
2047 PR tree-optimization/18307
2048 * tree-ssa-alias.c (merge_pointed_to_info): ICE if 'dest' and
2049 'orig' are the same node.
2050 (collect_points_to_info_r): Do not call merge_pointed_to_info
2051 when the PHI argument is identical to the LHS.
2053 2004-11-17 Steven Bosscher <stevenb@suse.de>
2055 * tree-ssa-propagate.c (cfg_blocks_add): Assert we're not trying
2056 to insert the exit or entry block.
2057 (ssa_prop_init): Use add_control_edge to seed the algorithm.
2059 2004-11-16 Zack Weinberg <zack@codesourcery.com>
2061 * mkmap-flat.awk, mkmap-symver.awk: If the last version
2062 assigned to a symbol was '%exclude', do not emit it anywhere.
2063 If leading_underscore is true, prefix all symbols from the
2064 version scripts with a leading underscore before comparing
2065 them with nm output or emitting them. Remove support for dot
2067 * config/t-slibgcc-darwin (SHLIB_LINK): Use mkmap-flat.awk.
2068 (SHLIB_MAPFILES): Use libgcc-std.ver.
2069 (SHLIB_MKMAP_OPTS): Enable leading-underscore mode.
2070 (SHLIB_LINK): Add -Wl,-exported_symbols_list,$(SHLIB_MAP).
2071 * config/sh/t-linux: Use the normal libgcc-std.ver, plus
2072 libgcc-excl.ver and libgcc-glibc.ver.
2074 * config/sh/libgcc-excl.ver: New file.
2075 * config/sh/libgcc-std.ver, libgcc-darwin.ver: Delete.
2077 2004-11-16 Daniel Berlin <dberlin@dberlin.org>
2079 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Swap
2080 the test when the edge has the opposite meaning, not when
2081 the first argument is invariant.
2083 2004-11-16 Aldy Hernandez <aldyh@redhat.com>
2085 * config/rs6000/rs6000.c (rs6000_override_options): Split e500v2
2087 (rs6000_complex_function_value): Handle e500 v2 variant.
2089 2004-11-16 Daniel Berlin <dberlin@dberlin.org>
2091 Fix PR tree-optimization/18519
2093 * tree-optimize (execute_todo): Add case for TODO_cleanup_cfg.
2094 * tree-pass.h: Add TODO_cleanup_cfg.
2095 * tree-ssa-ccp.c (pass_ccp): Use TODO_cleanup_cfg.
2096 (ccp_finalize): Remove call to cleanup_cfg.
2097 * tree-ssa-dce.c (pass_dce): Use TODO_cleanup_cfg and TODO_dump_func.
2098 (pass_cd_dce): Ditto.
2099 (perform_tree_ssa_dce): Remove call to cleanup_cfg,
2100 dump_function_to_file.
2101 * tree-ssa-loop-ch.c (copy_loop_headers): Remove call
2103 (pass_ch): Add TODO_cleanup_cfg.
2104 * tree-ssa-loop.c (tree_ssa_loop_done): Remove call to
2106 (pass_loop_done): Add TODO_cleanup_cfg.
2107 * tree-ssa-phiopt.c (pass_phiopt): Ditto.
2108 (tree_ssa_phiopt): Remove call to cleanup_cfg.
2110 2004-11-16 Devang Patel <dpatel@apple.com>
2112 * optabs.c (vector_compare_rtx): Fix COMPARISON_CLASS_P use.
2114 2004-11-16 Kazu Hirata <kazu@cs.umass.edu>
2116 * expmed.c, ra-colorize.c: Fix comment typos.
2118 * doc/tm.texi: Fix typos.
2120 2004-11-16 Daniel Jacobowitz <dan@codesourcery.com>
2121 Mark Mitchell <mark@codesourcery.com>
2124 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __PIC__ and
2127 2004-11-16 Ulrich Weigand <uweigand@de.ibm.com>
2129 * regmove.c (regmove_optimize): Use lowpart_subreg instead of
2130 gen_rtx_SUBREG with incorrect offset to compute SRC_SUBREG.
2132 2004-11-16 Devang Patel <dpatel@apple.com>
2134 * tree-if-conv.c (clean_predicate_lists): Update gcc_assert check.
2136 2004-11-16 Eric Christopher <echristo@redhat.com>
2138 * config/mips/mips.c: Use rtl _P predicates.
2139 * config/mips/mips.h: Ditto.
2140 * config/mips/mips.md: Ditto.
2142 2004-11-16 Fariborz Jahanian <fjahanian@apple.com>
2144 * config/rs6000/altivec.md (altivec_vandc): Canonicalize
2147 2004-11-16 Andreas Krebbel <krebbel1@de.ibm.com>
2149 * config/s390/s390.c (s390_cc_modes_compatible): New function.
2150 (TARGET_CC_MODES_COMPATIBLE): Target macro defined.
2152 2004-11-16 Kaz Kojima <kkojima@gcc.gnu.org>
2155 * config/sh/sh.c (prepare_move_operands): Emit blockage insns
2156 before and after the insns for getting GOT address in non-PIC
2157 TLS_MODEL_INITIAL_EXEC tls sequence when the first scheduling
2160 2004-11-16 Andreas Krebbel <krebbel1@de.ibm.com>
2162 * gcc/cse.c (struct change_cc_mode_args): New structure.
2163 (cse_change_cc_mode_insn): New function.
2164 (cse_change_cc_mode): Use validate_change to perfom changes.
2165 (cse_change_cc_mode_insns, cse_condition_code_reg):
2166 Call cse_change_cc_mode_insn.
2168 2004-11-16 Steven Bosscher <stevenb@suse.de>
2172 2004-11-16 Steven Bosscher <stevenb@suse.de>
2174 * config/i386/i386.c (x86_schedule): Fix typo, m_K6 intead of m_K8.
2176 2004-11-15 Dale Johannesen <dalej@apple.com>
2178 * tree-flow.h (add_referenced_temp_var): Remove name from prototype.
2180 2004-11-15 Dale Johannesen <dalej@apple.com>
2182 * profile.c (compute_branch_probabilities): Prevent
2183 crash with EH in RTL-based profiling.
2185 2004-11-16 Kazu Hirata <kazu@cs.umass.edu>
2187 * tree-cfg.c (verify_expr): Replace TREE_OPERAND with
2189 * tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
2190 * tree-ssa-dom.c (thread_across_edge): Likewise.
2191 * tree-vectorizer.c (vect_transform_loop_bound): Replace
2192 TREE_OPERAND with COND_EXPR_COND, COND_EXPR_THEN, or
2195 * tree-cfg.c (bsi_commit_edge_inserts): Remove an argument.
2196 (tree_flow_call_edges_add): Update the call to
2197 bsi_commit_edge_inserts.
2198 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Likewise.
2199 * profile.c (branch_prob): Likewise.
2200 * tree-mudflap.c (mf_decl_cache_locals): Likewise.
2201 * tree-sra.c (scalarize_function): Likewise.
2202 * tree-ssa-loop-im.c (loop_commit_inserts): Likewise.
2203 * tree-ssa-pre.c (fini_pre): Likewise.
2204 * tree-flow.h: Update the prototype for
2205 bsi_commit_edge_inserts.
2207 2004-11-15 Eric Christopher <echristo@redhat.com>
2209 * sched-deps.c (set_sched_group_p): Delete.
2210 (delete_all_dependencies): New function.
2211 (fixup_sched_groups): Use. New function.
2212 (sched_analyze_insn): Use.
2214 2004-11-15 Joseph S. Myers <joseph@codesourcery.com>
2216 * c-common.c (binary_op_error): Don't allow LROTATE_EXPR,
2217 RROTATE_EXPR or unknown code.
2218 * c-typeck.c (build_binary_op): Don't allow RROTATE_EXPR,
2219 LROTATE_EXPR, MAX_EXPR, MIN_EXPR, UNORDERED_EXPR, ORDERED_EXPR,
2220 UNLT_EXPR, UNLE_EXPR, UNGT_EXPR, UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR
2223 2004-11-15 Joseph S. Myers <joseph@codesourcery.com>
2226 * c-decl.c (grokdeclarator): Call check_bitfield_type_and_width
2227 after processing the declarator.
2229 2004-11-15 Aldy Hernandez <aldyh@redhat.com>
2231 * config/rs6000/altivec.md ("altivec_vsplth"): Rewrite with
2233 (altivec_vspltb): Same.
2234 (altivec_vspltw): Same.
2235 (altivec_vspltisb): Same.
2236 (altivec_vspltish): Same.
2237 (altivec_vspltisw): Same.
2238 (altivec_vspltisw_v4sf): Same.
2239 (define_constants): Remove UNSPEC_VSPLTISB, UNSPEC_VSPLTISW,
2241 Move "End of vector xor's" comment to the right place.
2243 2004-11-15 Steve Ellcey <sje@cup.hp.com>
2245 * config/ia64/ia64.md (*movtf_internal): Use destination_operand
2246 instead of nonimmediate_operand.
2248 2004-11-15 Mark Mitchell <mark@codesourcery.com>
2250 * config/i386/sol2.h (ASM_OUTPUT_CALL): Use print_operand.
2251 * config/sparc/sol2.h (ASM_OUTPUT_CALL): Likewise.
2252 * config/sol2.c (solaris_output_init_fini): Update calls to
2253 ASM_OUTPUT_CALL. Include "rtl.h".
2255 2004-11-15 Mark Mitchell <mark@codesourcery.com>
2257 * config/sol2-c.c (cmn_err_char_table): Add "p".
2259 2004-11-15 Mark Mitchell <mark@codesourcery.com>
2261 * config/sparc/sol2.h (SUPPORTS_INIT_PRIORITY): Remove.
2262 * config/sol2.h (SUPPORTS_INIT_PRIORITY): Define here.
2264 2004-11-15 Mark Mitchell <mark@codesourcery.com>
2266 * config/t-slibgcc-sld (SHLIB_LINK): Make symlinks entirely
2267 within the multilib directory.
2269 2004-11-15 Nick Clifton <nickc@redhat.com>
2271 * config/stormy16/stormy16.h (TARGET_CPU_CPP_BUILTINS): Add
2272 builtin assert of cpu=xstormy16.
2274 2004-11-15 Nathan Sidwell <nathan@codesourcery.com>
2276 * tree-ssa-pre.c (bitmap_print_value_set): Fix uninitialized
2279 2004-11-14 Richard Henderson <rth@redhat.com>
2282 * calls.c (struct arg_data): Add parallel_value.
2283 (precompute_register_parameters): Set it.
2284 (load_register_parameters): Use it.
2285 (store_one_arg): Also set it here.
2287 2004-11-14 Zdenek Dvorak <dvorakz@suse.cz>
2289 PR tree-optimization/18431
2290 * fold-const.c (associate_trees): Do not produce x + 0.
2291 (fold_widened_comparison, fold_sign_changed_comparison): New functions.
2293 * tree-ssa-loop-niter.c (upper_bound_in_type, lower_bound_in_type):
2295 * tree.c (upper_bound_in_type, lower_bound_in_type): Here.
2296 * tree.h (upper_bound_in_type, lower_bound_in_type): Declare.
2298 2004-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
2300 * doc/rtl.texi (SUBREG): Adjust BYTENUM value in example.
2302 2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
2304 * cfgrtl.c, global.c, tree-ssa-copy.c, tree-ssa-loop-ivopts.c,
2305 value-prof.c: Fix comment typos.
2307 2004-11-14 Stan Shebs <shebs@apple.com>
2309 Basic ABI changes for passing structs by value in 64-bit Darwin.
2310 * config/rs6000/rs6000.c (rs6000_darwin64_abi): New flag.
2311 (rs6000_override_options): Set it for 64-bit Darwin.
2312 (rs6000_parse_abi_options): Add testing options to change it.
2313 (rs6000_return_in_memory): Test whether the type is one
2314 that can be passed in registers.
2315 (darwin64_function_arg_advance): New.
2316 (function_arg_advance): Call it, plus add recursion depth
2317 argument and test when counting off arguments.
2318 (rs6000_darwin64_function_arg): New.
2319 (function_arg): Call it.
2320 (setup_incoming_varargs): Add argument to function_arg_advance.
2321 (rs6000_darwin64_function_value): New.
2322 (rs6000_function_value): Call it.
2323 * config/rs6000/rs6000.h (FUNCTION_ARG_ADVANCE): Pass depth arg.
2324 * config/rs6000/rs6000-protos.h: Update decl of
2325 function_arg_advance.
2327 2004-11-14 Andrew Pinski <pinskia@physics.uc.edu>
2330 * c-common.c (c_common_nodes_and_builtins): Ask the back-end if we
2331 support TImode before adding __int128_t and __uint128_t types.
2333 2004-11-14 Dorit Naishlos <dorit@il.ibm.com>
2336 * tree-vectorizer.c (make_loop_iterate_ntimes): Set loop->nb_iterations.
2337 (vect_transform_loop_bound): Set loop->nb_iterations.
2339 2004-11-14 Dorit Naishlos <dorit@il.ibm.com>
2340 Andrew Pinski <pinskia@physics.uc.edu>
2343 * tree-vectorize.c (vect_build_loop_niters): Do not insert
2344 NULL into the instruction stream. Initialize new_bb to NULL.
2345 (vect_update_ivs_after_vectorizer): Likewise.
2346 (vect_gen_niters_for_prolog_loop): Likewise.
2348 2004-11-14 Zdenek Dvorak <dvorakz@suse.cz>
2350 PR tree-optimization/18431
2351 * tree-flow.h (stmt_references_memory_p): Declare.
2352 * tree-ssa-loop-im.c (stmt_cost): Use stmt_references_memory_p.
2353 * tree-ssa.c (stmt_references_memory_p): New function.
2355 2004-11-14 Andreas Schwab <schwab@suse.de>
2357 * Makefile.in (lambda-code.o, tree-loop-linear.o): Depend on
2360 2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
2362 * c-common.c (walk_stmt_tree): Remove.
2363 * c-common.h: Remove the corresponding prototype.
2365 * emit-rtl.c (push_to_full_sequence): Remove.
2366 * rtl.h: Remove the corresponding prototype.
2368 * cselib.c, expr.c: Fix comment typos.
2370 2004-11-13 Richard Henderson <rth@redhat.com>
2372 * calls.c (precompute_register_parameters): Force all PARALLELs
2373 into pseudo registers.
2374 (load_register_parameters): Copy PARALLELs into hard registers.
2375 * function.c (assign_parm_setup_block): Copy PARALLELS into
2376 pseudo registers. Do emit_group_store in conversion_insns.
2377 * expr.c (emit_group_load_1): Rename from emit_group_load, take
2378 tmps as an argument. Move final copy loop ...
2379 (emit_group_load): ... here. New function.
2380 (emit_group_load_into_temps, emit_group_move_into_temps): New.
2381 * expr.h: Declare them.
2383 2004-11-14 Kazu Hirata <kazu@cs.umass.edu>
2385 * tree-cfg.c, tree-if-conv.c, tree-ssa-loop-ivopts.c,
2386 tree-ssa-loop-manip.c, tree-vectorizer.c: Replace TREE_CHAIN
2387 with PHI_CHAIN where appropriate.
2389 2004-11-13 Dale Johannesen <dalej@apple.com>
2391 * tree-flow.h (bsi_commit_one_edge_insert): Remove name from prototype.
2392 (tree_block_label): Ditto.
2393 (flush_pending_stmts): Ditto.
2394 (insert_edge_copies): Ditto.
2395 (expr_invariant_in_loop_p): Ditto.
2396 (TDF_USE_OPS): Parenthesize definition.
2397 (TDF_USE_VOPS): Ditto.
2399 2004-11-13 David Edelsohn <edelsohn@gnu.org>
2401 * config/rs6000/aix51.h (ASM_CPU_SPEC): Add 970 and G5.
2402 * config/rs6000/aix52.h (ASM_CPU_SPEC): Same.
2404 * config/rs6000/t-aix52 (BOOT_LDFLAGS): Define.
2406 2004-11-14 Joseph Myers <joseph@codesourcery.com>
2408 * config/i386/i386.c (override_options): Move loop to set default
2409 tuning to correct place.
2411 2004-11-13 Zak Kipling <zak@transversal.com>
2414 * config/i386/i386.c (classify_argument): Fix infinite loop when
2415 passing object with 3 or more base classes by value.
2417 2004-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2419 * doc/md.texi (constraints) <% modifier>: Mention that it is
2420 useless when the two alternatives are strictly identical.
2422 2004-11-13 Richard Henderson <rth@redhat.com>
2424 * expmed.c (extract_split_bit_field): Temporarily disable call to
2425 extract_force_align_mem_bit_field.
2427 2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
2429 * bitmap.c, bitmap.h, expmed.c, tree-cfg.c: Fix comment
2432 * c-cppbuiltin.c, cgraph.c, domwalk.h, except.c, gimplify.c,
2433 lambda-code.c, postreload.c, predict.c, tree-sra.c,
2434 tree-ssa-loop-manip.c, tree.c: Fix comment typos.
2436 2004-11-13 Kelley Cook <kcook@gcc.gnu.org>
2438 * doc/install.texi (automake): Correctly document that everything now
2439 will use automake 1.9.3.
2441 2004-11-13 Hans-Peter Nilsson <hp@bitrange.com>
2444 * config/mmix/mmix.c (mmix_function_outgoing_value): Handle
2445 TImode. Sorry for other non-complex larger-than-64-bit modes.
2446 * config/mmix/mmix.h (MIN_UNITS_PER_WORD): Do not define.
2448 2004-11-13 Kelley Cook <kcook@gcc.gnu.org>
2450 * doc/install.texi (automake): Document that everything now uses 1.9.
2452 2004-11-13 Bernd Schmidt <bernd.schmidt@analog.com>
2454 * cse.c (cse_insn): Stores in a libcall sequence can invalidate
2457 2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
2459 * tree.h: Fix comment typos.
2461 2004-11-13 Steven Bosscher <stevenb@suse.de>
2463 * cse.c (CHEAP_REGNO): Redefine using REGNO_PTR_FRAME_P and
2464 HARD_REGISTER_NUM_P.
2466 * cselib.c (new_cselib_val): Make comment correct and more detailed.
2467 * flow.c (mark_set_1): Likewise.
2469 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
2470 duplicate_eh_regions): Remove.
2471 * except.h (duplicate_eh_regions): Remove prototype.
2472 * integrate.c (get_label_from_map, copy_rtx_and_substitute,
2473 global_const_equiv_varray): Remove.
2474 * integrate.h (get_label_from_map, copy_rtx_and_substitute,
2475 global_const_equiv_varray, set_label_in_map): Remove prototypes,
2476 extern declaration, and #define.
2477 (MAYBE_EXTEND_CONST_EQUIV_VARRAY, SET_CONST_EQUIV_DATA): Remove.
2478 (struct inline_remap): Remove.
2479 * varray.c (struct element): Remove entry for const_equiv_data.
2480 * varray.h (struct const_equiv_data): Remove.
2481 (enum varray_data_enum) <VARRAY_DATA_CONST_EQUIV>: Remove.
2482 (union varray_data_tag) <const_equiv>: Remove.
2483 (VARRAY_CONST_EQUIV_INIT, VARRAY_CONST_EQUIV,
2484 VARRAY_PUSH_CONST_EQUIV, VARRAY_TOP_CONST_EQUIV): Remove.
2486 * regstack.c (record_label_references): Remove unused function.
2488 * rtl.def (VALUE): Update comment.
2489 (LABEL_REF): Remove unused operand 2.
2490 * rtl.h (struct rtx_def): Update for removed accessor macros.
2491 (XCADVFLAGS, INSN_DEAD_CODE_P, LINE_NUMBER, CONTAINING_INSN,
2492 REG_LOOP_TEST_P): Remove.
2493 (ADDR_DIFF_VEC_FLAGS, CSELIB_VAL_PTR, LABEL_NEXTREF): Add comments.
2494 * web.c (entry_register): Don't copy REG_LOOP_TEST_P.
2495 * doc/rtl.texi (INSN_DEAD_CODE_P, REG_LOOP_TEST_P): Remove.
2497 2004-11-13 James A. Morrison <phython@gcc.gnu.org>
2498 Eric Botcazou <ebotcazou@libertysurf.fr>
2501 * config/sparc/sparc.c (sparc_rtx_costs): Handle the NAND vector
2503 * config/sparc/sparc.md (V64I): New macro for 64-bit modes.
2504 (V32I): New macro for 32-bit modes.
2505 (anddi3, anddi_sp32, anddi_sp64, and_not_di_sp32, and_not_di_sp64,
2506 iordi3, iordi3_sp32, iordi_sp64, or_not_di_sp32, or_not_di_sp64,
2507 xordi3, xordi3_sp32, xordi3_sp64, {AND, IOR, XOR} DI splitter,
2508 xor_not_di_sp32, xordi_not_di_sp64, one_cmpldi2, one_cmpldi_sp32,
2509 one_cmpldi_sp64): Use V64I instead of DI.
2510 (andsi3, andsi_sp32, andsi_sp64, and_not_si, iorsi3, or_not_si,
2511 xorsi3, xor_not_si, one_cmplsi2): Use V32I instead of SI.
2512 (addv2si3, addv4hi3, addv2hi3): Remove % modifier.
2513 (nandv64i_vis, nandv32i_vis): New patterns.
2515 2004-11-12 Mike Stump <mrs@apple.com>
2517 * Makefile.in: Add html support.
2518 * java/Make-lang.in: Likewise.
2519 * fortran/Make-lang.in: Likewise.
2520 * treelang/Make-lang.in: Likewise.
2521 * doc/install.texi: Likewise.
2522 * doc/makefile.texi: Likewise.
2523 * doc/sourcebuild.texi: Likewise.
2525 2004-11-13 Kazu Hirata <kazu@cs.umass.edu>
2527 * tree-ssa-loop-manip.c: Fix a comment typo.
2529 2004-11-12 Mike Stump <mrs@apple.com>
2531 * doc/cppinternals.texi (Index): Fix html generation with makeinfo by
2532 renaming this node to Concept Index.
2533 * doc/gccint.texi (Index): Likewise. Also minor formatting tweaks
2534 to more closely match gcc.texi.
2536 2004-11-12 Jeff Law <law@redhat.com>
2538 * tree-cfg.c (hashtab.h): Include.
2539 (struct edge_to_case_leader_elt): New structure.
2540 (edge_to_case_leader): New.
2541 (edge_to_case_leader_hash): New hashtable hasing function.
2542 (edge_to_case_leader_eq): New hashtable equality function.
2543 (record_switch_edge): New function.
2544 (get_case_leader_for_edge, get_case_leader_for_edge): New functions.
2545 (make_switch_expr_edges): Build the edge-to-case-leader
2546 hash table. Tear down the hash table when we're done.
2547 (cleanup_dead_labels): Use CASE_LEADER_OR_LABEL instead of
2549 (tree_node_can_be_shared): Allow sharing of CASE_LABEL_EXPR nodes.
2550 (tree_redirect_edge_and_branch, case SWITCH_EXPR): Update
2551 to use new concept of case leaders to reduce overhead of
2552 redirecting outgoing edges from switch statements.
2553 * tree.c (get_case_label): New function.
2554 * tree.h (CASE_LABEL): Define in terms of get_case_label.
2555 (CASE_LEADER_OR_LABEL): Define.
2557 2004-11-12 Ziemowit Laski <zlaski@apple.com>
2559 * varasm.c (output_addressed_constants): For CONST_DECLs,
2560 output the initializer if present.
2562 2004-11-12 Ziemowit Laski <zlaski@apple.com>
2564 * config/rs6000/darwin.h: Fix confusing typo in comment.
2566 2004-11-12 Devang Patel <dpatel@apple.com>
2568 * optabs.c (vector_compare_rtx): Use COMPARISON_CLASS_P.
2570 2004-11-12 Devang Patel <dpatel@apple.com>
2572 * tree-if-conv.c (clean_predicate_lists): Use loop header
2575 2004-11-12 Richard Henderson <rth@redhat.com>
2578 * config/i386/i386.h (TARGET_96_ROUND_53_LONG_DOUBLE): New.
2579 * config/i386/freebsd.h (SUBTARGET_OVERRIDE_OPTIONS): Remove.
2580 (TARGET_96_ROUND_53_LONG_DOUBLE): New.
2581 * config/i386/i386-modes.def (XF): Use it.
2583 2004-11-11 Geoffrey Keating <geoffk@apple.com>
2585 * Makefile.in (macro_list): Use move-if-change to avoid spurious
2588 2004-11-12 Mark Mitchell <mark@codesourcery.com>
2591 * passes.c (rest_of_decl_compilation): Do not look at DECL_RTL
2592 when deciding whether to pass a variable to
2593 cgraph_varpool_finalize_decl or assemble_variable.
2594 * toplev.c (check_global_declarations): Do not clear DECL_RTL.
2596 2004-11-12 Kazu Hirata <kazu@cs.umass.edu>
2598 * tree-vectorizer.c: Fix a comment typo.
2600 2004-11-12 Bernd Schmidt <bernd.schmidt@analog.com>
2602 * genconfig.c (walk_insn_part): Look at match_dups inside a label_ref.
2604 2004-11-12 Diego Novillo <dnovillo@redhat.com>
2606 * tree-scalar-evolution.c (analyzable_condition): Remove
2607 superfluous TREE_THIS_VOLATILE checks on SSA_NAMEs.
2609 2004-11-12 Ralf Corsepius <ralf.corsepius@rtems.org>
2611 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
2612 Remove m505/roe multilib variant.
2614 2004-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
2616 * expr.c (emit_group_load) <CONCAT>: Use extract_bit_field
2617 to load from the stack.
2619 2004-11-12 Richard Henderson <rth@redhat.com>
2621 * toplev.c (floor_log2): Rename from floor_log2_wide, use CLZ_HWI.
2622 (exact_log2): Rename from exact_log2_wide, use CTZ_HWI.
2623 * toplev.h (FL2T__): Remove.
2624 (CLZ_HWI): Rename from FL2T_CLZ__.
2626 (floor_log2): Simplify.
2629 2004-11-12 Sebastian Pop <pop@cri.ensmp.fr>
2631 * tree-data-ref.c (analyze_subscript_affine_affine): Correctly
2632 compute the first overlapping iterations.
2634 2004-11-12 Sebastian Pop <pop@cri.ensmp.fr>
2637 * tree-data-ref.c (estimate_niter_from_size_of_data): Ensure
2638 that arguments of EXACT_DIV_EXPR are INTEGER_CST.
2640 2004-11-12 Steven Bosscher <stevenb@suse.de>
2642 PR tree-optimization/18419
2643 * tree-ssa.c (walk_use_def_chains_1): Make the visited map a
2644 pointer set instead of a bitmap.
2645 (walk_use_def_chains): Create, pass and clean up that pointer_set.
2647 * tree-ssa-alias.c (struct alias_info): Make the ssa_names_visited
2649 (init_alias_info): Allocate and zero it here.
2650 (delete_alias_info): Delete it here.
2651 (collect_points_to_info_for): Use it.
2653 2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
2655 * alias.c (record_alias_subset, addr_side_effect_eval):
2657 * alias.h: Remove the prototype for record_alias_subset.
2658 * expr.h: Remove the commented-out prototype for
2659 record_alias_subset.
2660 * rtl.h: Remove the prototype for addr_side_effect_eval.
2662 * cfglayout.c (choose_inner_scope): Make it static.
2663 * rtl.h: Remove the corresponding prototype.
2665 * cfgloopmanip.c (update_single_exits_after_duplication,
2666 unloop): Make them static.
2667 * cfgloop.h: Remove the corresponding prototypes.
2669 * c-typeck.c (c_size_in_bytes, record_maybe_used_decl):
2671 * c-tree.h: Remove the corresponding prototypes.
2673 * explow.c (round_push): Make it static.
2674 * expr.h: Remove the corresponding prototype.
2676 * varasm.c (get_named_section_flags, decl_tls_model): Make
2678 * output.h: Remove the prototype for get_named_section_flags.
2679 * tree.h: Remove the prototype for decl_tls_model.
2681 2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
2683 * function.c (expand_function_end): Remove an "if" statement
2684 that always triggers.
2685 * stmt.c (expand_null_return_1): Likewise.
2687 2004-11-11 James E. Wilson <wilson@specifixinc.com>
2689 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle XCmode.
2690 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, SECONDARY_MEMORY_NEEDED,
2691 CLASS_MAX_NREGS): Likewise.
2693 2004-11-11 Zdenek Dvorak <dvorakz@suse.cz>
2695 PR tree-optimization/17742
2696 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Handle
2697 MINUS_EXPR correctly.
2699 2004-11-11 Sebastian Pop <pop@cri.ensmp.fr>
2701 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
2702 Give up as soon as the evolution is known not computable.
2704 2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
2707 * config/rs6000/rs6000.c (mask64_2_operand): Stub to call
2708 mask64_1or2_operand.
2709 (mask64_1or2_operand): Broken out of mask64_2_operand, add flag
2710 to spot rlwinm opportunities.
2711 (and64_2_operand): Use mask_1or2_operand.
2712 * config/rs6000/rs6000.md (anddi3): Use rlwinm when possible.
2714 2004-11-11 Dorit Naishlos <dorit@il.ibm.com>
2716 * tree-vectorizer.c (update_phi_nodes_for_guard): Call reverse_phis.
2717 (vect_update_ivs_after_vectorizer): Update function documentation.
2718 Avoid quadratic behavior and direct write to PHI_ARG_DEF.
2720 2004-11-11 Kazu Hirata <kazu@cs.umass.edu>
2722 * config/arm/arm.c: Fix a comment typo.
2724 2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
2726 * bitmap.h (nBITMAP_WORD_BITS): Remove.
2727 (BITMAP_WORD_BITS): Force unsigned by use of 1u.
2728 (BITMAP_ELEMENT_WORDS, BITMAP_ELEMENT_ALL_BITS): Remove
2730 (bitmap_first_set_bit): Return unsigned, use ctzl.
2731 (bitmap_last_set_bit): Remove.
2732 * bitmap.c (bitmap_element_zerop, bitmap_copy): Make iterator
2734 (bitmap_first_set_bit): Return unsigned, require non-empty bitmap,
2735 remove special case code for two word elements.
2736 (bitmap_last_set_bit): Remove.
2737 * ra-build.c (livethrough_conflicts_bb): Replace unnecessary use of
2738 bitmap_first_set_bit with bitmap_empty_p.
2739 * tree-outof-ssa.c (analyze_edges_for_bb): Likewise.
2740 * tree-ssa-pre.c (bitmap_print_value): Use simple flag rather than
2741 bitmap_last_bit_set.
2743 2004-11-11 Nathan Sidwell <nathan@codesourcery.com>
2746 * config/rs6000/rs6000.md: Add DF & SF reg move peepholes.
2749 * config/rs6000/rs6000.c (rs6000_generate_compare): Generate an
2750 unsigned equality compare when we know the operands are unsigned.
2752 2004-11-10 Peter S. Mazinger <ps.m@gmx.net>
2754 * config/mips/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Define
2755 __PIC__ and __pic__ only if TARGET_ABICALLS.
2756 (SUBTARGET_CPP_SPECS): Don't define or undefine __PIC__ and __pic__.
2757 (SUBTARGET_ASM_SPECS): Don't pass -non_shared to assembler; pass
2758 -KPIC only if not -mno-abicalls.
2760 * config/alpha/linux.h, config/arm/linux-elf.h, config/pa/pa-linux.h
2761 * config/sparc/linux.h, config/sparc/linux64.h
2762 (TARGET_OS_CPP_BUILTINS): Define __PIC__ and __pic__ if flag_pic.
2764 * config/arm/linux-gas.h (CPP_SPEC): Don't define __PIC__ or __pic__.
2765 * config/pa/pa/linux.h (CPP_SPEC): Likewise.
2766 * config/sparc/linux.h (CPP_SUBTARGET_SPEC): Likewise.
2767 * config/sparc/linux64.h (CPP_SUBTARGET_SPEC): Likewise.
2769 2004-11-11 Paul Brook <paul@codesourcery.com>
2771 * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Save PIC
2772 register if current_function_uses_pic_offset_table is set.
2774 2004-11-10 David Edelsohn <edelsohn@gnu.org>
2776 * config/rs6000/rs6000.md (define_attr "type"): Add two and three.
2777 Change multi-instruction sequences to new attribute.
2778 * config/rs6000/{40x.md,440.md,603.md,6xx.md,
2779 7450.md,7xx.md,8540.md,mpc.md,power4.md,power5.md,
2780 rios1.md,rios2.md,rs64.md}: Add descriptions for two and three.
2782 2004-11-10 Daniel Berlin <dberlin@dberlin.org>
2784 * tree-data-ref.c (build_classic_dist_vector): If either loop
2785 is outside of the nest we asked about, the dependence can't
2787 (build_classic_dir_vector): Ditto.
2789 2004-11-10 Zdenek Dvorak <dvorakz@suse.cz>
2791 * tree-ssa-loop-ivopts.c (get_address_cost): Add address elements in
2793 (force_var_cost): Determine cost of addition and multiplication more
2795 (get_computation_cost_at): Add cost for computing address elements to
2798 * fold-const.c (fold): Attempt to use ptr_difference_const whenever
2799 one of the arguments of MINUS_EXPR is an address.
2800 (split_address_to_core_and_offset): New function.
2801 (ptr_difference_const): Handle case when one of the operands is a
2803 * tree-ssa-loop-ivopts.c (determine_base_object): Fold &*addr.
2804 (ptr_difference_cost): Pass addresses instead of objects to
2805 ptr_difference_const.
2807 2004-11-10 Nathan Sidwell <nathan@codesourcery.com>
2809 * tree.c (tree_check_failed): Emit general error if the list of
2810 node types is empty.
2812 2004-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2814 * config/sparc/sparc.c (function_arg_union_value): New 'slotno'
2815 argument. When the union is passed in the 6th slot, build a
2816 PARALLEL with only one element.
2817 (function_arg): Adjust call to function_arg_union_value.
2818 (function_value): Likewise.
2820 2004-11-10 Fariborz Jahanian <fjahanian@apple.com>
2822 PR tree-optimization/17892
2823 * tree-ssa-dom.c (unsafe_associative_fp_binop): Add test for
2824 MINUS_EXPR operator.
2826 2004-11-10 James A. Morrison <phython@gcc.gnu.org>
2829 config/sparc/sparc.md (addsi3, subsi3): Set "fptype" attribute.
2830 (addv2si, addv4hi, addv2hi, subv2si, subv4hi, subv2hi): New patterns.
2832 2004-11-10 Steven Bosscher <stevenb@suse.de>
2834 * basic-block.h (XMALLOC_REG_SET, XFREE_REG_SET): New.
2835 (struct basic_block_def): Remove local_set and cond_local_set
2836 fields. Update comment for global_live_at_start.
2837 * flow.c (calculate_global_regs_live): Allocate local_sets and
2838 cond_local_sets here as arrays of bitmaps previously stored in
2839 bb->local_set and bb->cond_local_set. Use xmalloc instead of
2840 obstack allocated bitmaps.
2842 2004-11-09 H.J. Lu <hongjiu.lu@intel.com>
2845 * config/ia64/unwind-ia64.h (_Unwind_FindTableEntry): Mark it
2848 * unwind-dw2.c (_Unwind_FindTableEntry): Removed.
2850 2004-11-09 Jeff Law <law@redhat.com>
2852 * cfganal.c (flow_dfs_compute_reverse_execute): Accept new
2853 argument holding last unvisited block. Start search for
2854 unvisited blocks at LAST_UNVISITED rather than EXIT_BLOCK.
2855 (connect_infinite_loops_to_exit): Supply last unvisited block
2856 to flow_dfs_compute_reverse_execute.
2858 2004-10-22 Aldy Hernandez <aldyh@redhat.com>
2860 * config/rs6000/rs6000.md (fix_truncdfsi2): Handle e500
2862 (floatunssidf2): Same.
2864 ("extendsfdf2"): New expander.
2865 (*extendsfdf2_fpr): Rename.
2866 (*truncdfsf2_fpr): Same.
2867 (*negdf2_fpr): Same.
2868 (*absdf2_fpr): Same.
2869 (*nabsdf2_fpr): Same.
2870 (*adddf3_fpr): Same.
2871 (*subdf3_fpr): Same.
2872 (*muldf3_fpr): Same.
2873 (*divdf3_fpr): Same.
2875 * config/rs6000/spe.md ("spe_extendsfdf2"): Remove FIXME comment.
2876 ("spe_fix_truncdfsi2"): Same.
2877 (spe_floatunssidf2): Same.
2878 (spe_floatsidf2): Same.
2880 2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
2883 * c-common.c (fname_decl): Don't use line number of decl in
2886 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
2888 * config/s390/s390-protos.h (s390_pool_operand): Remove.
2889 * config/s390/s390.c (s390_pool_operand): Likewise.
2890 (s390_extra_constraint_str): Handle 'B' constraints.
2891 * config/s390/s390.h (CONSTRAINT_LEN): Handle 'B' constraints.
2892 * config/s390/s390.md: Document 'B' constraints.
2893 ("*cmpdi_cct", "*cmpsi_cct"): Use 'B' constraint instead of
2894 s390_pool_operand to prevent insns with two literal pool
2895 references. Make pattern commutative.
2896 ("*cmpdi_ccu", "*cmpsi_ccu", "*cmphi_ccu", "*cmpqi_ccu"): Use
2897 'B' constraint instead of s390_pool_operand.
2899 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
2901 * tree-cfg.c (create_bb): Remove unnecessary memset.
2903 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
2905 * tree-ssa-threadupdate.c (copy_phis_to_block): Remove.
2906 (thread_block): Call flush_pending_stmt instead of
2909 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
2911 * loop-iv.c (iv_number_of_iterations): Make it static.
2912 * cfgloop.h: Remove the corresponding prototype.
2914 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
2916 * function.c (combine_temp_slots, assign_parms,
2917 expand_pending_sizes): Make them static.
2918 * tree.h: Remove the corresponding prototypes.
2920 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
2922 * emit-rtl.c (copy_most_rtx): Remove.
2923 * rtl.h: Remove the corresponding prototype.
2925 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
2927 * cfgloop.c (flow_loops_update): Remove.
2928 * cfgloop.h: Remove the corresponding prototype.
2930 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
2932 * conflict.c (mark_reg, conflict_graph_compute): Remove.
2933 * basic-block.h: Remove the prototype for
2934 conflict_graph_compute.
2936 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
2938 * tree-if-conv.c (add_to_dst_predicate_list): Change the
2939 second argument to basic_block.
2940 (tree_if_convert_cond_expr): Update call sites.
2942 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
2944 * fold-const.c (pedantic_non_lvalue): Make it static.
2945 * tree.h: Remove the corresponding prototype.
2947 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
2949 * optabs.c (prepare_operand): Make it static.
2950 * optabs.h: Remove the corresponding prototype.
2952 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
2954 * reload1.c (reloads_conflict, gen_reload): Make them static.
2955 * reload.h: Remove the corresponding prototypes.
2957 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
2959 * reload.c (refers_to_mem_for_reload_p,
2960 refers_to_regno_for_reload_p): Make them static.
2961 * reload.h: Remove the corresponding prototypes.
2963 2004-11-09 James A. Morrison <phython@gcc.gnu.org>
2964 Eric Botcazou <ebotcazou@libertysurf.fr>
2967 * doc/md.texi (SPARC constraints): Document 'Y' constraint.
2968 * config/sparc/sparc-modes.def: Add vector modes of 4 and 8 bytes.
2969 * config/sparc/sparc.c (sparc_vector_mode_supported_p): New function.
2970 (TARGET_VECTOR_MODE_SUPPORTED_P): Set to sparc_vector_mode_supported_p.
2971 (fp_zero_operand): Accept MODE_VECTOR_INT modes.
2972 (input_operand): Accept CONST_VECTOR with MODE_VECTOR_INT modes.
2973 (sparc_cannot_force_const_mem): Return false for CONST_VECTOR.
2974 (sparc_init_modes): Set sparc_mode_class to SF_MODE or DF_MODE for
2975 MODE_VECTOR_INT modes.
2976 (sparc_extra_constraint_check): Add new constraint 'Y'.
2977 * config/sparc/sparc.h: Define UNITS_PER_SIMD_WORD to 8 for TARGET_VIS.
2978 * config/sparc/sparc.md (V32): New mode macro for 32-bit modes.
2979 (V64): New mode macro for 64-bit modes.
2980 (movsf): Use V32 for mode instead of SF.
2981 (movsf_insn_vis): Use V32 for mode instead of SF. Add 'Y' constraint
2982 alongside 'G' constraint.
2983 (movdf): Use V64 for mode instead of DF.
2984 (movdf_insn_v9only_vis, modf_insn_sp64_vis): Use V64 for mode instead
2985 of DF. Add 'Y' constraint alongside 'G' constraint.
2986 (multi-isn and misaligned mems DFmode splitters): Use V64 for mode
2989 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
2991 * config/s390/s390.c (s390_select_ccmode): Return CCAPmode for
2992 integer NEG and ABS.
2993 * config/s390/s390.md ("*negdi2_64"): Fix op_type attribute.
2994 ("*negdi2_31"): Reimplement using a splitter.
2995 ("*negdi2_cc", "*negdi2_cconly"): New insns.
2996 ("*negdi2_sign", "*negdi2_sign_cc"): Likewise.
2997 ("*negsi2_cc", "*negsi2_cconly"): Likewise.
2998 ("*negdf2_cc", "*negdf2_cconly"): Likewise.
2999 ("*negsf2_cc", "*negsf2_cconly"): Likewise.
3000 ("*absdi2_cc", "*absdi2_cconly"): New insns.
3001 ("*absdi2_sign", "*absdi2_sign_cc"): Likewise.
3002 ("*abssi2_cc", "*abssi2_cconly"): Likewise.
3003 ("*absdf2_cc", "*absdf2_cconly"): Likewise.
3004 ("*abssf2_cc", "*abssf2_cconly"): Likewise.
3005 ("*negabsdi2_cc", "*negabsdi2_cconly"): New insns.
3006 ("*negabsdi2_sign", "*negabsdi2_sign_cc"): Likewise.
3007 ("*negabssi2_cc", "*negabssi2_cconly"): Likewise.
3008 ("*negabsdf2_cc", "*negabsdf2_cconly"): Likewise.
3009 ("*negabssf2_cc", "*negabssf2_cconly"): Likewise.
3011 2004-11-09 Ulrich Weigand <uweigand@de.ibm.com>
3013 * config/s390/s390.c (s390_canonicalize_comparison): Reverse condition
3014 when eliminating an UNSPEC_CMPINT.
3015 (s390_secondary_input_reload_class): Fix test for CC register reload.
3016 (s390_secondary_output_reload_class): Likewise.
3017 (s390_expand_cmpmem): Swap operands. Use gen_cmpint.
3018 * config/s390/s390.md ("*cmpint_si", "*cmpint_di"): Remove.
3019 ("cmpint", "*cmpint_cc", "*cmpint_sign", "*cmpint_sign_cc"): New
3020 insn patterns with splitters.
3022 2004-11-09 David Edelsohn <edelsohn@gnu.org>
3024 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add EQ, GTU, and LTU.
3025 * config/rs6000/rs6000.md (sCC): Split GTU and LTU patterns.
3027 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
3029 * tree-phinodes.c (phi_reverse): New.
3030 * tree-cfg.c (tree_make_forwarder_block, tree_duplicate_bb):
3032 * tree-flow.h: Add a prototype for phi_reverse.
3034 2004-11-09 Kazu Hirata <kazu@cs.umass.edu>
3036 * tree-ssa-loop-ivopts.c: Fix a comment typo.
3038 2004-11-09 James A. Morrison <phython@gcc.gnu.org>
3041 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Add __sparc__
3044 2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
3046 * builtins.c, c-common.c, c-decl.c, c-format.c: Say "argument"
3047 instead of "arg" in diagnostics.
3049 2004-11-09 Joseph S. Myers <joseph@codesourcery.com>
3051 * builtins.c, c-common.c, c-decl.c, c-format.c, c-format.h,
3052 c-parse.in, c-pch.c, c-pragma.c, collect2.c, final.c, gcc.c,
3053 gcov.c, opts.c, pretty-print.h, protoize.c, reg-stack.c, rtl.c,
3054 tlink.c, config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
3055 config/avr/avr.c, config/c4x/c4x.c, config/darwin.c,
3056 config/frv/frv.c, config/h8300/h8300.c, config/i386/i386.c,
3057 config/i386/winnt.c, config/ia64/ia64.c, config/ip2k/ip2k.c,
3058 config/iq2000/iq2000.c, config/m32r/m32r.c,
3059 config/m68hc11/m68hc11.c, config/m68k/m68k.c, config/m68k/m68k.h,
3060 config/mcore/mcore.c, config/mips/mips.c, config/mmix/mmix.c,
3061 config/ns32k/ns32k.c, config/rs6000/host-darwin.c,
3062 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
3063 config/sh/symbian.c, config/stormy16/stormy16.c,
3064 config/v850/v850.c: Avoid "`" as left quote, using "'" or %q, %<
3065 and %> as appropriate. Use %' as apostrophe in diagnostics where
3066 applicable. Use %< and %> in place of '' quotes where applicable.
3067 Use %qs in place of %<%s%>. Consistently quote __builtin function
3070 2004-11-09 Hans-Peter Nilsson <hp@bitrange.com>
3072 * gdbinit.in (pbb, pbm): New macros.
3074 2004-11-08 Jeff Law <law@redhat.com>
3076 * cfg.c (redirect_edge_succ_nodup): Use find_edge rather than
3077 implementing it inline.
3079 * cfganal.c (find_edge): Search pred->succs or succ->preds,
3080 whichever is shorter.
3082 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
3084 * passes.c (rest_of_handle_jump): Remove dead code.
3086 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
3088 * tree-cfg.c (thread_jumps): Speed up by keeping a pointer to
3089 the last used element in the worklist.
3091 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
3093 * tree-inline.c (remap_save_expr): Make it static.
3094 * tree-inline.h: Remove the corresponding prototype.
3096 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
3098 * tree-ssa-loop-niter.c (upper_bound_in_type,
3099 lower_bound_in_type): Make them static.
3100 * tree.h: Remove the corresponding prototypes.
3102 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
3104 * tree-ssa-live.c (tpa_init, pop_best_coalesce): Make them
3106 * tree-ssa-live.h: Remove the corresponding prototypes.
3108 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
3110 * tree-if-conv.c (tree_if_conversion): Make it static.
3111 * tree-flow.h: Remove the corresponding prototype.
3113 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
3115 * tree-ssa-operands.c (build_ssa_operands): Make it static.
3116 * tree-flow.h: Remove the corresponding prototype.
3118 2004-11-08 Andrew Pinski <pinskia@physics.uc.edu>
3121 * tree-inline.c (copy_body_r): Change "t = t" to empty
3122 statement instead of "t".
3124 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
3126 * modulo-sched.c (create_partial_schedule,
3127 free_partial_schedule, reset_partial_schedule,
3128 ps_add_node_check_conflicts, rotate_partial_schedule): Make
3131 2004-11-08 Richard Henderson <rth@redhat.com>
3133 * expmed.c (extract_force_align_mem_bit_field): Correct handling at
3136 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
3138 * sched-deps.c (add_insn_mem_dependence): Make it static.
3139 * sched-int.h: Remove the corresponding prototypes.
3141 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
3143 * flow.c (allocate_bb_life_data): Make it static.
3144 * basic-block.h: Remove the corresponding prototype.
3146 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
3148 * calls.c (split_complex_values, split_complex_types): Make
3150 * expr.h: Remove the corresponding prototypes.
3152 2004-11-08 Richard Earnshaw <rearnsha@arm.com>
3154 * arm.c (arm_handle_notshared_attribute): Wrap declaration and use
3155 with #if TARGET_DLLIMPORT_DECL_ATTRIBUTES.
3157 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
3159 * tree-if-conv.c (tree_if_convert_cond_expr): Remove two "if"
3160 statements that always trigger.
3162 2004-11-08 Kazu Hirata <kazu@cs.umass.edu>
3164 * tree-cfg.c, tree-if-conv.c, tree-into-ssa.c,
3165 tree-scalar-evolution.c, tree-ssa-loop-im.c,
3166 tree-ssa-loop-ivopts.c, tree-ssa-loop-manip.c, tree-ssa.c,
3167 tree-vectorizer.c: Replace TREE_CHAIN with PHI_CHAIN where
3170 2004-11-08 Ben Elliston <bje@au.ibm.com>
3172 * cgraph.h (cgraph_calls_p): Remove.
3173 * cgraph.c (cgraph_calls_p): Likewise.
3175 * varray.h (varray_copy): Remove.
3176 * varray.c (varray_copy): Likewise.
3178 2004-11-07 Andrew Pinski <pinskia@physics.uc.edu>
3181 * config/darwin.c (machopic_indirect_data_reference):
3182 Call gen_macho_high and gen_macho_low instead of
3183 checking the mode and calling gen_macho_high_di directly.
3184 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
3185 * config/rs6000/rs6000.md: Move most of TARGET_MACHO expand/insns
3187 (movdf_low, movsf_low, movsf_low_st, movsi_low, macho_correct_pic,
3188 load_macho_picbase, macho_low, macho_high): Removed.
3189 (builtin_setjmp_receiver): Call gen_macho_high and
3190 gen_macho_low instead of checking the mode and calling
3191 gen_macho_high_di directly.
3192 * config/rs6000/darwin.md (load_macho_picbase_di): Use the MD constant.
3193 (movdf_low_si, movsf_low_si, movsf_low_st_si, movsi_low_st):
3194 Moved from rs6000.md.
3195 (macho_high): New expander.
3196 (macho_high_si): Renamed version of macho_high from rs6000.md.
3197 (macho_low): New expander.
3198 (macho_low_si): Renamed version of macho_low from rs6000.md.
3199 (load_macho_picbase): New expander.
3200 (load_macho_picbase_si): Renamed version of load_macho_picbase
3202 (macho_correct_pic): New expander.
3203 (macho_correct_pic_si): Renamed version of macho_correct_pic
3206 2004-11-07 Joseph S. Myers <joseph@codesourcery.com>
3208 * c-decl.c (finish_struct): Use complete sentences for diagnostic
3209 for structures or unions with no members or named members.
3211 2004-11-07 Joseph S. Myers <joseph@codesourcery.com>
3213 * c-typeck.c (build_unary_op): Replace unreachable diagnostic for
3214 taking address of bit-field by assertion.
3216 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
3218 * config/s390/s390.md (attribute "op_type"): Default to "NN".
3219 (attribute "atype"): Default to "agen".
3220 (attribute "length"): Default to 6.
3221 (define_asm_attibutes): Remove.
3222 ("movti", "*movdi_64", "*movdi_31", "*movsi_zarch", "*movsi_esa",
3223 "*movhi", "*movqi", "*movdf_64", "*movdf_31", "movsf",
3224 "*clc", "*mvc", "*nc", "*oc", "*xc", "*xc_zero"):
3225 Do not set type attribute to "cs" where already default.
3226 ("*cmpint_si", "*cmpint_di", "fix_truncdfsi2_ibm", "floatsidf2_ibm",
3228 Do not set type attribute to "other" where already default.
3229 ("movti", "*movdi_64", "*movdi_31", "*movdf_31",
3230 "*strlendi", "*strlensi",
3231 "*movmem_long_64", "*movmem_long_31",
3232 "*clrmem_long_64", "*clrmem_long_31",
3233 "*cmpmem_long_64", "*cmpmem_long_31",
3234 "*cmpint_si", "*cmpint_di",
3235 "addti3", "*adddi3_31z", "*adddi3_31",
3236 "subti3", "*subdi3_31z", "*subdi3_31", "*negdi2_31",
3237 "*sconddi", "*scondsi", "*sconddi_neg", "*scondsi_neg",
3238 "fix_truncdfsi2_ibm", "floatsidf2_ibm", "extendsfdf2_ibm",
3239 "*pool_entry", "pool_align", "pool_section_start",
3240 "pool_section_end", "main_pool", "reload_base_31", "pool"):
3241 Do not set op_type attribute to "NN" where already default.
3242 ("*extractqi", "*extracthi", "*zero_extendhisi2_31",
3243 "*zero_extendqisi2_31", "*zero_extendqihi2_31",
3244 "fix_truncdfsi2_ibm", "floatsidf2_ibm"):
3245 Do not set atype attribute to "agen" where already default.
3246 ("*movmem_short", "*clrmem_short", "*cmpmem_short"): Don't set op_type.
3248 2004-11-06 Richard Sandiford <rsandifo@redhat.com>
3250 * config/mips/t-iris6 (tp-bit.c): Fix target filename.
3252 2004-11-06 Richard Sandiford <rsandifo@redhat.com>
3255 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define the
3256 R3000 and R4000 macros on IRIX.
3258 2004-11-06 Andreas Schwab <schwab@suse.de>
3261 * config/rs6000/altivec.h: Replace bool by __bool and pixel by
3264 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
3266 * tree-ssa-copyrename.c (rename_ssa_copies): Make it static.
3268 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
3270 * config/s390/2064.md ("z_int", "z_agen"): Ensure the condition
3271 matches no insns already matched by other reservations.
3272 * config/s390/2084.md ("x_int", "x_agen"): Ensure the condition
3273 matches no insns already matched by other reservations.
3274 ("x_ss"): Remove, replace by ...
3275 ("x_cs"): ... this new reservation. Check type instead of op_type.
3276 Update bypasses to use x_cs instead of x_ss.
3277 ("x_nn"): Remove, replace by ...
3278 ("x_other"): ... this new reservation. Check type instead of op_type.
3279 Add x_other and x_branch to bypasses.
3280 ("x_vs"): New reservation.
3281 * config/s390/s390.md (attribute "type"): Default according to op_type.
3282 ("*execute"): Set type to "cs".
3284 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
3286 * fold-const.c (non_lvalue): Don't construct NON_LVALUE_EXPR
3287 if we are in GIMPLE.
3289 2004-11-06 Hans-Peter Nilsson <hp@bitrange.com>
3291 PR rtl-optimization/17933
3292 * rtlanal.c (dead_or_set_regno_p): Break out common code to...
3293 (covers_regno_p): New function. Handle SETs of PARALLEL,
3294 and defer the rest to...
3295 (covers_regno_no_parallel_p): New function.
3297 2004-11-06 Eric Botcazou <ebotcazou@libertysurf.fr>
3299 * config/sparc/sparc.c (function_arg_record_value_1): Skip
3300 fields with zero length.
3301 (function_arg_record_value_2): Likewise.
3302 (function_arg_record_value_3): Use smallest_mode_for_size
3303 instead of mode_for_size.
3304 (function_arg_union_value): Return naked register for unions
3307 2004-11-06 Eric Botcazou <ebotcazou@libertysurf.fr>
3309 * config/sparc/sparc.c (scan_record_type): Handle vector types.
3310 (function_arg_slotno): Handle vector types specially.
3311 (function_arg_record_value_1): Split fields with vector type and
3312 BLKmode into their subparts.
3313 (function_arg_record_value_2): Likewise. Be prepared to handle
3314 more than 2 registers per field.
3315 (function_arg_union_value): Increment regno inside the loop.
3316 (function_arg_vector_value): New function.
3317 (function_arg): Use it to split fields with vector type and
3318 BLKmode into their subparts and build a PARALLEL. Treat
3319 other vector types like floats.
3320 (function_value): Likewise.
3321 (sparc_pass_by_reference): Handle vector types.
3322 (sparc_return_in_memory): Likewise.
3324 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
3326 * tree-cfg.c (find_taken_edge_cond_expr): Remove an "if"
3327 statement that never triggers.
3329 2004-11-06 Ulrich Weigand <uweigand@de.ibm.com>
3331 * config/s390/2064.md ("z_o2", "z_o3"): Remove.
3332 * config/s390/2084.md ("x_o2", "x_o3"): Remove.
3333 ("x_fdivd"): Use also for fsqrtd type.
3334 ("x_fdivs"): Use also for fsqrts type.
3335 * config/s390/s390.md (attribute "type"): Remove "o2" and "o3" types.
3336 ("fix_truncdfsi2_ieee"): Set type to "ftoi".
3337 ("fix_truncdfsi2_ibm"): Set type to "other".
3338 ("floatdidf2", "floatdisf2"): Do not clobber CC.
3339 ("floatsidf2", "floatsidf2_ieee"): Likewise.
3340 ("floatsisf2", "floatsisf2_ieee"): Likewise.
3341 ("truncdfsf2", "truncdfsf2_ieee"): Only allow "register_operand".
3342 ("truncdfsf2_ibm"): Only allow "nonimmediate_operand". Use LER
3344 ("extendsfdf2_ibm"): Do not set atype. Set type to "floads".
3345 ("sqrtdf2"): Set type to "fsqrtd".
3346 ("sqrtsf2"): Set type to "fsqrts".
3348 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
3350 * tree-phinodes.c (remove_all_phi_nodes_for): Speed up using a
3351 pointer to the last PHI node in the new PHI chain.
3353 2004-11-06 Kaz Kojima <kkojima@gcc.gnu.org>
3355 * config/sh/sh.c (prepare_move_operands): Emit a use of r12
3356 for non-PIC TLS_MODEL_INITIAL_EXEC case.
3358 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
3360 * expmed.c: Fix a comment typo.
3362 2004-11-06 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3365 * config/i386/cygming.h
3366 [HAVE_GAS_WEAK] (ASM_WEAKEN_LABEL): Macro defined.
3368 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
3370 * config/sh/sh4a.md: Fix copyright.
3372 2004-11-06 Kazu Hirata <kazu@cs.umass.edu>
3374 * config/rs6000/darwin.md, config/sh/sh4a.md: Replace GNU CC
3377 2004-11-05 David Edelsohn <edelsohn@gnu.org>
3379 * config/rs6000/rs6000.md (scc patterns): Replace subfc with subf
3380 when carry not used. Suggested by Torbjorn Granlund.
3382 * config/rs6000/rs6000.c (rs6000_emit_move): Don't force_reg
3383 operand[1] unnecessarily. Suggested by Eric Christopher.
3384 (rs6000_adjust_cost): Increase latency of store to wider load.
3385 (rs6000_rtx_costs): mulli only allows 16-bit constants.
3387 2004-11-05 Stan Shebs <shebs@apple.com>
3389 * config/rs6000/rs6000.c (machopic_output_stub): Output
3390 ldu instead of lwzu for 64-bit stubs.
3392 2004-11-05 Richard Henderson <rth@redhat.com>
3394 * config/alpha/alpha.c (alpha_expand_unaligned_load): Special case
3396 (alpha_expand_unaligned_store): Likewise.
3398 2004-11-05 Richard Henderson <rth@redhat.com>
3400 * expmed.c (extract_force_align_mem_bit_field): New.
3401 (extract_split_bit_field): Call it.
3403 2004-11-05 Richard Henderson <rth@redhat.com>
3405 * ia64.md (UNSPEC_SHRP): New.
3406 (dshift_count_operand): New.
3407 (ashrti3, ashrti3_internal, lshrti3, lshrti3_internal, shrp): New.
3408 * ia64.c (rtx_needs_barrier): Handle UNSPEC_SHRP.
3410 2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
3412 * c-typeck.c (output_init_element): Return early if value is
3415 2004-11-05 James E Wilson <wilson@specifixinc.com>
3417 * invoke.texi (-fno-guess-branch-probability): Rewrite.
3419 * config/ia64/ia64.c (rtx_needs_barrier, case UNSPEC_GR_SPILL): Change
3420 1 to UNSPEC_GR_SPILL.
3422 2004-11-05 Andreas Krebbel <krebbel1@de.ibm.com>
3424 * config/s390/s390.c (s390_fixed_condition_code_regs): New function.
3425 (TARGET_FIXED_CONDITION_CODE_REGS): Macro defined.
3427 2004-11-05 Nathan Sidwell <nathan@codesourcery.com>
3429 * bitmap.h (enum bitmap_bits): Remove.
3430 (bitmap_operation): Remove.
3431 (bitmap_and, bitmap_and_into, bitmap_and_compl,
3432 bitmap_and_compl_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
3433 bitmap_xor_into): Prototype.
3434 * bitmap.c (bitmap_elt_insert_after, bitmap_elt_clear_from): New.
3435 (bitmap_operation): Remove.
3436 (bitmap_and, bitmap_and_into, bitmap_and_compl,
3437 bitmap_and_compl_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
3438 bitmap_xor_into): New.
3439 (bitmap_ior_and_compl, bitmap_ior_and_compl_into): Adjust.
3441 PR tree-optimization/18307
3442 * tree-ssa-alias.c (merge_pointed_to_info): Protected against DEST
3443 and ORIG being the same node.
3445 2004-11-04 Geoffrey Keating <geoffk@apple.com>
3447 * Makefile.in (distclean): Don't delete nonexistent fixinc/ directory.
3448 (install-mkheaders): Install the version built for the
3449 host, not for the build machine.
3450 * configure.ac: Always run fixincludes.
3451 (all_outputs): Remove mkheaders.
3452 * configure: Regenerate.
3453 * fixinc.in: Move to fixincludes/.
3454 * mkfixinc.sh: Likewise.
3455 * mkheaders.in: Likewise.
3456 * README-fixinc: Likewise.
3458 2004-11-05 Ramana Radhakrishnan <ramana.radhakrishnan@codito.com>
3461 * config/arc/lib1funcs.asm (___umulsidi3): Change use of cmp to the
3462 equivalent on the A4.
3464 2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
3466 * doc/c-tree.texi, doc/cfg.texi, doc/contrib.texi, doc/cpp.texi,
3467 doc/cppopts.texi, doc/extend.texi, doc/fragments.texi,
3468 doc/frontends.texi, doc/gcov.texi, doc/hostconfig.texi,
3469 doc/implement-c.texi, doc/install.texi, doc/invoke.texi,
3470 doc/libgcc.texi, doc/md.texi, doc/passes.texi,
3471 doc/portability.texi, doc/rtl.texi, doc/sourcebuild.texi,
3472 doc/standards.texi, doc/tm.texi, doc/tree-ssa.texi,
3473 doc/trouble.texi: Correct end-of-sentence markup and markup of
3474 "etc.", "e.g." and "i.e.". Use @code in various places where
3477 2004-11-05 Joseph S. Myers <joseph@codesourcery.com>
3479 * doc/c-tree.texi, doc/cfg.texi, doc/extend.texi, doc/gty.texi,
3480 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/passes.texi,
3481 doc/rtl.texi, doc/tm.texi, doc/tree-ssa.texi: Remove trailing
3484 2004-11-04 Mark Mitchell <mark@codesourcery.com>
3486 * config/arm/arm.c (arm_handle_notshared_attribute): New function.
3487 * doc/extend.texi: Document "notshared" attribute.
3489 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
3491 * tree-phinodes.c (make_phi_node): Make it static.
3492 * tree.h: Remove the prototypes for make_phi_node.
3494 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
3496 * stmt.c (expand_asm, expand_asm_operands): Make them static.
3497 * tree.h: Remove the prototypes for expand_asm and
3498 expand_asm_operands.
3500 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
3502 * passes.c (rest_of_compilation): Make it static.
3503 * toplev.h: Remove the prototype for rest_of_compilation.
3505 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
3507 * jump.c (cleanup_barriers): Use delete_insn instead of
3509 (delete_barrier): Remove.
3510 * rtl.h: Remove the corresponding prototype.
3512 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
3514 * expr.c (mostly_zero_p): Make it static.
3515 * tree.h: Remove the prototype for mostly_zeros_p.
3517 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
3519 * cfgrtl.c (force_nonfallthru_and_redirect): Make it static.
3521 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
3523 * builtins.c (expand_builtin_return_addr,
3524 expand_builtin_longjmp, expand_builtin_trap): Make them static.
3525 * expr.h: Remove the prototypes for expand_builtin_longjmp and
3526 expand_builtin_trap.
3527 * tree.h: Remove the prototype for expand_builtin_return_addr.
3529 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
3531 * tree-cfg.c (find_taken_edge): Reject VAL begin NULL.
3532 * tree-ssa-ccp.c (visit_cond_stmt): Don't call find_taken_edge
3533 with VAL being NULL.
3535 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
3537 * cfghooks.c (delete_basic_block): Remove code to truncate
3540 2004-11-04 Andrew Pinski <pinskia@physics.uc.edu>
3542 * flow.c (init_propagate_block_info): Change the type of i to
3545 2004-11-04 Ulrich Weigand <uweigand@de.ibm.com>
3547 PR tree-optimization/18184
3548 * c-typeck.c (comptypes): Do not treat pointers of different
3549 modes or alias-all flags as equivalent.
3550 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Likewise.
3552 2004-11-04 Joseph S. Myers <joseph@codesourcery.com>
3554 * doc/gty.texi, doc/makefile.texi, doc/sourcebuild.texi: Don't
3555 reference specific C parser files in examples.
3557 2004-11-04 Richard Sandiford <rsandifo@redhat.com>
3560 * regrename.c (scan_rtx): Treat the destinations of SETs and CLOBBERs
3561 as OP_INOUT if the instruction is predicated.
3563 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
3565 * bitmap.h: Fix a comment typo. Follow spelling conventions.
3566 * tree-vectorizer.c: Fix a comment typo.
3568 2004-11-04 Kazu Hirata <kazu@cs.umass.edu>
3570 * sdbout.c (SDB_GENERATE_FAKE): Remove.
3571 (gen_fake_label): Don't use SDB_GENERATE_FAKE.
3572 * system.h: Poison SDB_GENERATE_FAKE.
3573 * doc/tm.texi (SDB_GENERATE_FAKE): Remove.
3575 2004-11-04 Ulrich Weigand <uweigand@de.ibm.com>
3577 * config/s390/s390.md ("*addsi3_sign"): Use canonical RTL.
3579 2004-11-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3582 * gthr-posix.h (__gthread_recursive_mutex_init_function): Revert
3585 2004-11-04 Nathan Sidwell <nathan@codesourcery.com>
3587 * predict.c (propagate_freq): Make bitno unsigned. Move
3588 npredecessors update out of loop.
3590 * bitmap.h (bitmap_iterator): Remove word_bit and bit
3591 fields. Rename others.
3592 (bmp_iter_common_next_1, bmp_iter_single_next_1,
3593 bmp_iter_single_init, bmp_iter_end_p, bmp_iter_single_next,
3594 bmp_iter_and_not_next_1, bmp_iter_and_not_init,
3595 bmp_iter_and_not_next, bmp_iter_and_next_1, bmp_iter_and_init,
3596 bmp_iter_and_next): Remove.
3597 (bmp_iter_set_init, bmp_iter_and_init, bmp_iter_and_compl_init,
3598 bmp_iter_next, bmp_iter_set, bmp_iter_and, bmp_iter_and_compl):
3600 (EXECUTE_IF_SET_IN_BITMAP, EXECUTE_IF_AND_IN_BITMAP,
3601 EXECUTE_IF_AND_COMPL_IN_BITMAP): Adjust.
3603 * bitmap.h (bitmap_a_or_b, bitmap_a_and_b): Remove.
3604 * df.c (dataflow_set_a_op_b): Use bitmap_and, bitmap_ior,
3605 bitmap_and_into, bitmap_ior_into as appropriate.
3606 * except.c (remove_eh_handler): Likewise.
3607 * global.c (modify_bb_reg_pav, make_accurate_live_analysis): Likewise.
3608 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
3609 * tree-ssa-alias.c (merge_pointed_to_info): Likewise.
3610 * tree-ssa-live.h (live_merge_and_clear): Likewise.
3611 * tree-ssa-loop-ivopts.c (find_best_candidate, try_add_cand_for):
3614 * bitmap.c (bitmap_print): Make bitno unsigned.
3615 * bt-load.c (clear_btr_from_live_range,
3616 btr_def_live_range): Likewise.
3617 * caller-save.c (save_call_clobbered_regs): Likewise.
3618 * cfganal.c (compute_dominance_frontiers_1): Likewise.
3619 * cfgcleanup.c (thread_jump): Likewise.
3620 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
3621 * conflict.c (conflict_graph_compute): Likewise.
3622 * ddg.c (add_deps_for_use): Likewise.
3623 * df.c (df_refs_update): Likewise.
3624 * except.c (remove_eh_handler): Likewise.
3625 * flow.c (verify_local_live_at_start, update_life_info,
3626 initialize_uninitialized_subregs, propagate_one_insn,
3627 free_propagate_block_info, propagate_block, find_use_as_address,
3628 reg_set_to_hard_reg_set): Likewise.
3629 * gcse.c (clear_modify_mem_tables): Likewise.
3630 * global.c (global_conflicts, build_insn_chain): Likewise.
3631 * ifcvt.c (dead_or_predicable): Likewise.
3632 * local-alloc.c (update_equiv_regs): Likewise.
3633 * loop.c (load_mems): Likewise.
3634 * ra-build.c (livethrough_conflicts_bb, conflicts_between_webs):
3636 * ra-rewrite.c (reloads_to_loads, rewrite_program2, actual_spill):
3638 * reload1.c (order_regs_for_reload, finish_spills): Likewise.
3639 * sched-deps.c (sched_analyze_insn, free_deps): Likewise.
3640 * sched-rgn.c (propagate_deps
3641 * tree-cfg.c (tree_purge_all_dead_eh_edges): Likewise.
3642 * tree-dfa.c (dump_dfa_stats
3643 tree-into-ssa.c (compute_global_livein, insert_phi_nodes,
3644 insert_phi_nodes_for, debug_def_blocks_r, invalidate_name_tags):
3646 * tree-outof-ssa.c (coalesce_ssa_name, coalesce_vars,
3647 free_temp_expr_table, find_replaceable_exprs): Likewise.
3648 * tree-sra.c (scan_function, scalarize_parms): Likewise.
3649 * tree-ssa-alias.c (init_alias_info,
3650 compute_points_to_and_addr_escape,
3651 compute_flow_sensitive_aliasing, maybe_create_global_var): Likewise.
3652 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Likewise.
3653 * tree-ssa-live.c (new_tree_live_info, live_worklist,
3654 calculate_live_on_entry, calculate_live_on_exit, compare_pairs,
3655 sort_coalesce_list, build_tree_conflict_graph, dump_live_info
3656 tree-ssa-loop-manip.c (add_exit_phis_var): Likewise.
3657 tree-ssa-operands.c (get_asm_expr_operands, add_call_clobber_ops,
3658 add_call_read_ops): Likewise.
3659 * tree-ssa-pre.c (bitmap_print_value_set, insert_aux): Likewise.
3660 * tree-ssa-live.h (num_var_partitions): Return unsigned.
3662 2004-11-03 Dorit Naishlos <dorit@il.ibm.com>
3664 PR tree-optimization/18009
3665 * tree-vectorizer.h (enum dr_alignment_support): New type.
3666 (MAX_NUMBER_OF_UNALIGNED_DATA_REFS): Removed.
3667 (LOOP_UNALIGNED_DR): replaced with LOOP_VINFO_UNALIGNED_DR and holds a
3668 single data_reference (instead of a varray of references).
3669 * tree-vectorizer.c (new_loop_vec_info): Likewise.
3670 (vect_gen_niters_for_prolog_loop): Likewise.
3671 (vect_update_inits_of_drs): Likewise.
3673 (vect_update_inits_of_drs): Setting of DR_MISALIGNMENT moved to
3674 vect_enhance_data_refs_alignment.
3675 (vect_do_peeling_for_alignment): Likewise.
3676 (vect_enhance_data_refs_alignment): Decide if and by how much to peel;
3677 this functionality used to be in vect_analyze_data_refs_alignment.
3678 Also update DR_MISALIGNMENT due to peeling; this functionality used to
3679 be in vect_update_inits_of_drs and vect_do_peeling_for_alignment).
3680 (vect_analyze_data_refs_alignment): Decision on whether and by how much
3681 to peel moved to vect_enhance_data_refs_alignment. Call
3682 vect_supportable_dr_alignment.
3684 (vect_compute_data_ref_alignment): Set STMT_VINFO_VECTYPE.
3685 (vect_compute_data_refs_alignment): Return bool. Consider return value
3686 of vect_compute_data_ref_alignment and return true/false accordingly.
3687 (vect_enhance_data_refs_alignment): Consider return value of
3688 vect_compute_data_refs_alignment and return true/false accordingly.
3690 (vect_supportable_dr_alignment): New function.
3691 (vectorizable_store): Call vect_supportable_dr_alignment.
3692 (vectorizable_load): Call vect_supportable_dr_alignment. Alignment
3693 support checks moved from here to vect_supportable_dr_alignment.
3695 (vect_transform_loop): Avoid 80 columns overflow.
3697 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3699 * timevar.c (timevar_enable): Change from
3701 (timevar_push): Rename to ...
3702 (timevar_push_1): this and remove the
3704 (timevar_pop): Rename to ...
3705 (timevar_pop_1): this and remove the
3707 * timevar.h (POP_TIMEVAR_AND_RETURN): Use do/while loops.
3708 (timevar_pop): New macro.
3709 (timevar_push): New macro.
3710 (timevar_enable): Declare.
3712 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3714 * config/darwin.h (REAL_LIBGCC_SPEC): Define to use shared
3715 libgcc for shared libraries.
3717 2004-11-03 Ulrich Weigand <uweigand@de.ibm.com>
3719 * config/s390/s390-protos.h (s390_split_access_reg): Add prototype.
3720 * config/s390/s390.c (s390_split_access_reg): New function.
3721 (regclass_map): Add access registers.
3722 (get_thread_pointer): Use access register instead of UNSPEC_TP.
3723 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Set to 38.
3724 (ACCESS_REGNO_P, ACCESS_REG_P): New macros.
3725 (TP_REGNUM): New define.
3726 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
3727 REG_ALLOC_ORDER): Add access registers.
3728 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, CLASS_MAX_NREGS,
3729 CANNOT_CHANGE_MODE_CLASS): Support access registers.
3730 (enum reg_class): Add ACCESS_REGS.
3731 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
3732 (REG_CLASS_FROM_LETTER): Add 't' constraint.
3733 (REGISTER_NAMES): Add access registers.
3734 * config/s390/s390.md (UNSPEC_TP): Remove.
3735 ("*movdi_64"): Add access register alternatives. Provide splitters
3736 to split DImode access register <-> GPR moves into SImode moves.
3737 ("*movsi_zarch", "*movsi_esa"): Add access register alternatives.
3738 ("movstrictsi"): Likewise.
3739 ("get_tp_64", "get_tp_31"): Reimplement using access registers.
3740 ("set_tp_64", "set_tp_31"): Likewise.
3741 ("*set_tp"): New insn.
3743 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
3745 * tree-phinodes.c (resize_phi_node): Copy only a portion of
3746 the PHI node currently in use.
3748 2004-11-03 Andrew Pinski <pinskia@physics.uc.edu>
3751 * tree.c (staticp) <case FUNCTION_DECL>: Nested functions are static
3754 2004-11-03 Andrew MacLeod <amacleod@redhat.com>
3756 PR tree-optimization/18270
3757 * tree-outof-ssa.c (analyze_edges_for_bb): If a block has incoming
3758 abnormal edges, commit all pending stmts on incoming edges.
3760 2004-11-03 Ulrich Weigand <uweigand@de.ibm.com>
3762 * tree-ssa-loop-ivopts.c (get_address_cost): Offset zero does not
3763 cause extra costs. Generate canonical RTL.
3765 2004-11-02 Daniel Berlin <dberlin@dberlin.org>
3767 * lambda-code.c (lambda_compute_auxillary_space): Update comments.
3768 (lambda_compute_target_space). Ditto.
3769 * lambda.h (lambda_trans_matrix): Ditto.
3770 (lambda_linear_expression): Ditto.
3771 (lambda_body_vector): Ditto.
3772 (lambda_loopnest): Ditto.
3773 * tree-loop-linear.c (gather_interchange_stats): Combine tests,
3774 update comments, and remove pointless addition of 0.
3775 (linear_transform_loops): Update comments.
3777 2004-11-03 Sebastian Pop <pop@cri.ensmp.fr>
3779 * tree.c (tree_fold_gcd): Use FLOOR_MOD_EXPR instead of
3782 2004-11-03 Jeff Law <law@redhat.com>
3784 * predict.c (struct block_info_def): Kill "tovisit" field.
3785 (propagate_freq): Accept new "tovisit" parameter. Change
3786 read/write access methods for "tovisit" to check the "tovisit"
3787 bitmap instead of a bit in block_info_def.
3788 (estimate_loops_at_level): Allocate "tovisit" bitmap. Pass
3789 it to propagate_freq.
3791 * stmt.c (expand_case): Speed up code to detect duplicate case
3792 label targets and count unique case label targets.
3794 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
3796 * cppdefault.c, cppdefault.h, timevar.h: Update copyright.
3798 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
3800 * bitmap.h, dbxout.c, tree-mudflap.c: Fix comment formatting.
3802 2004-11-03 Kazu Hirata <kazu@cs.umass.edu>
3804 * tree-cfg.c (find_taken_edge): Abort if we are given a
3805 statement that is neither COND_EXPR nor SWITCH_EXPR.
3807 2004-11-02 Zdenek Dvorak <dvorakz@suse.cz>
3809 * fold-const.c (fold): Reassociate also (x - mult) + mult and
3810 (mult - x) + mult. Cast operands of expression after applying
3811 distributive law to the correct types. Apply distributive law
3812 to a * c - b * c for all non-float types.
3814 2004-11-02 Geoffrey Keating <geoffk@apple.com>
3816 * configure.ac: Don't clear STMP_FIXINC or STMP_FIXPROTO just
3817 because we don't want to run them now; instead, set them to
3818 stmp-install-fixproto or stmp-install-fixinc.
3819 * Makefile.in (stmp-install-fixproto): New.
3820 (stmp-install-fixinc): New.
3821 * configure: Regenerate.
3823 2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
3825 * flow.c (init_propagate_block_info): Use bitmap_empty_p on result
3828 2004-11-02 Ziemowit Laski <zlaski@apple.com>
3830 * c-lang.c (LANG_HOOKS_TYPES_COMPATIBLE_P): Remove.
3831 (c_types_compatible_p): Move function definition...
3832 * c-objc-common.c (c_types_compatible_p): ...here.
3833 * c-objc-common.h (LANG_HOOKS_TYPES_COMPATIBLE_P): Moved here from
3836 2004-11-02 Steven Bosscher <stevenb@suse.de>
3838 * cfgloop.h (struct loop): Update comment.
3839 * cse.c (cse_main): Remove obsolete comment.
3841 * expr.h (gen_cond_trap): Move prototype under functions provided
3843 (canonicalize_condition, get_condition): Move to...
3844 * rtl.h (canonicalize_condition, get_condition): ...here.
3845 (branch_target_load_optimize): Add comment that this function is
3847 * loop.c (canonicalize_condition, get_condition): Move to...
3848 * rtlanal.c (canonicalize_condition, get_condition): ...here.
3849 * sched-deps.c (get_condition): Rename to sched_get_condition.
3850 (add_dependence): Update this caller.
3852 2004-11-02 Andrew Pinski <pinskia@physics.uc.edu>
3855 * tree-ssa.c (replace_immediate_uses): If we call fold_stmt, make sure
3856 that the vops get marked for renaming.
3858 2004-11-02 Andreas Krebbel <krebbel1@de.ibm.com>
3860 * config/s390/s390.md ("movcc"): Set type attribute.
3862 2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
3864 * tree-phinodes.c (add_phi_arg): Add an assertion that the
3865 edge already exists.
3867 2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
3869 * tree-phinodes.c (remove_phi_arg_num): Do not zero the
3870 element that's being removed.
3872 2004-11-02 Kazu Hirata <kazu@cs.umass.edu>
3874 * tree-ssa-threadupdate.c (copy_phis_to_block): Install PHI
3875 arguments using PENDING_STMT.
3876 (thread_block): Call copy_phis_to_block after redirecting an
3879 2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
3881 * bitmap.h (bitmap_and, bitmap_and_into, bitmap_and_compl,
3882 bitmap_and_compl_into, bitmap_ior, bitmap_iot_into,
3883 bitmap_ior_compl, bitmap_xor, bitmap_xor_into): Produce void.
3884 (bitmap_ior_and_compl_into): Produce bool.
3885 (bitmap_union_of_diff): Rename to ...
3886 (bitmap_ior_and_compl): ... here. Produce bool.
3887 * bitmap.c (bitmap_ior_and_compl_into): Return bool. Use
3888 bitmap_operation directly.
3889 (bitmap_union_of_diff): Rename to ...
3890 (bitmap_ior_and_compl): ... here. Return bool, use
3891 bitmap_operation directly.
3892 * df.c (df_rd_transfer_function): Use bitmap_ior_and_compl.
3893 (df_ru_transfer_function, df_lr_transfer_function): Likewise.
3894 * global.c (modify_bb_reg_pav): Likewise.
3896 * bitmap.h (bitmap_equal_p): Return bool.
3897 (bitmap_intersect_p, bitmap_intersect_compl_p): Declare.
3898 * bitmap.c (bitmap_equal_p): Return bool. Compare directly.
3899 (bitmap_intersect_p, bitmap_intersect_compl_p): New.
3900 * flow.c (calculate_global_regs_live): Use bitmap_intersect_p and
3901 bitmap_intersect_compl_p.
3902 * ifcvt (dead_or_predicable): Likewise.
3904 2004-11-02 Nathan Sidwell <nathan@codesourcery.com>
3906 PR rtl-optimization/17104
3907 * config/rs6000/rs6000.c (rs6000_emit_move): Don't wrap small
3908 loads in zero_extend.
3910 2004-11-02 Danny Smith <dannysmith@users.sourceforge.net>
3913 * toplev.c (debug_type_names): Remove "dwarf-1".
3915 2004-11-02 Ben Elliston <bje@au.ibm.com>
3917 * timevar.h (timevar_get): Remove.
3918 * timevar.c (timevar_get): Remove unused function.
3920 2004-11-02 Joseph S. Myers <joseph@codesourcery.com>
3922 * doc/include/texinfo.tex: Update from Texinfo CVS.
3924 2004-11-02 Ben Elliston <bje@au.ibm.com>
3926 * cppdefault.h (cpp_SYSROOT): Remove.
3927 * cppdefault.c (cpp_SYSROOT): Likewise.
3929 2004-11-01 Andrew MacLeod <amacleod@redhat.com>
3931 PR tree-optimization/16447
3932 * tree-cfg.c (bsi_commit_one_edge_insert): Rename from
3933 bsi_commit_edge_inserts_1, and make funtion external. Return new block.
3934 (bsi_commit_edge_inserts): Use renamed bsi_commit_one_edge_insert.
3935 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Enable listing.
3936 * tree-flow.h (bsi_commit_one_edge_insert): Extern decl.
3937 * tree-outof-ssa.c (rewrite_trees): Don't commit edges here.
3938 (same_stmt_list_p): New. Return TRUE if edge is to be forwarded.
3939 (identical_copies_p): New. Return true is two copies are the same.
3940 (identical_stmt_lists_p): New. Return true if stmt lists are the same.
3941 (analyze_edges_for_bb): New. Determine how best to insert edge stmts
3943 (perform_edge_inserts): New. Determine what to do with all stmts that
3944 have been inserted on edges.
3945 (remove_ssa_form): Analyze and commit edges from here.
3947 2004-11-01 Andrew Pinski <pinskia@physics.uc.edu>
3950 * bitmap.h (bmp_iter_end_p): Take a const pointer instead of a struct.
3951 (EXECUTE_IF_SET_IN_BITMAP): Update call to bmp_iter_end_p.
3952 (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
3953 (EXECUTE_IF_AND_IN_BITMAP): Likewise.
3955 2004-11-01 Joseph S. Myers <joseph@codesourcery.com>
3958 * c-decl.c (get_parm_info): Allow FUNCTION_DECLs to appear amongst
3959 parameter declarations.
3961 2004-11-01 Andreas Krebbel <krebbel1@de.ibm.com>
3963 * config/s390/s390.c (regclass_map): Put reg 33 (cc) to CC_REGS group.
3964 (s390_secondary_input_reload_class)
3965 (s390_secondary_output_reload_class): Use GENERAL_REGS to reload a cc
3967 (s390_expand_cmpmem): Enable cmpmem implementation.
3968 * config/s390/s390.h (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS):
3969 Added three new classes: CC_REGS, ADDR_CC_REGS, GENERAL_CC_REGS.
3970 (REG_CLASS_FROM_LETTER): New constraint 'c' added.
3971 * config/s390/s390.md ("movcc"): New insn pattern.
3972 * doc/md.texi: Document 'c' constraint for s390.
3974 2004-11-01 Nathan Sidwell <nathan@codesourcery.com>
3977 * doc/extend.texi (Deprecated Features): Deprecate G++ covariant
3980 2004-10-16 Daniel Berlin <dberlin@dberlin.org>
3982 Fix PR tree-optimization/17672
3983 Fix PR tree-optimization/18168
3985 * lambda-code.c (lambda_lattice_compute_base): Fix reversed
3987 (gcc_tree_to_linear_expression): Add extra to existing constant.
3988 (depth_of_nest): Factor out function used in various places.
3989 (gcc_loop_to_lambda_loop): Clean up code a little bit. No
3991 (find_induction_var_from_exit_cond): Stop guessing, and just
3992 get the right answer :).
3993 (gcc_loopnest_to_lambda_loopnest): Remove useless pre-allocation.
3994 Print out message about result of attempt to create perfect nest.
3995 (lbv_to_gcc_expression): Add type argument, use it to do math
3996 and induction variable creation.
3997 (lle_to_gcc_expression): Ditto.
3998 (lambda_loopnest_to_gcc_loopnest): Create new iv with same type as
3999 oldiv. Pass type argument to lle_to_gcc_expression and
4000 lbv_to_gcc_expression.
4001 Reset number of iterations after transformation.
4002 (perfect_nestify): Remove useless pre-allocation, and cleanup
4005 * tree-data-ref.c (build_classic_dist_vector): Return false for
4006 dependences completely outside of the loop nest we asked about.
4007 (build_classic_dir_vector): Ditto.
4008 (compute_data_dependences_for_loop): Only add dependence relations
4009 inside the loop we asked about.
4011 * tree-loop-linear.c (linear_transform_loops): Use DDR_SIZE_VECT.
4012 Compute immediate uses.
4014 * tree-optimize.c: Move linear_transform_loops to before ivcanon.
4016 2004-11-01 Kazu Hirata <kazu@cs.umass.edu>
4018 * tree-cfg.c (thread_jumps): Fix a comment typo.
4020 2004-11-01 Kazu Hirata <kazu@cs.umass.edu>
4022 * tree-cfg.c (thread_jumps): Fix a comment typo.
4024 2004-10-31 Nicolas Pitre <nico@cam.org>
4026 * config/arm/ieee754-sf.S (floatdisf): Fix regression with
4027 values smaller than 2^32.
4029 2004-10-31 Jeff Law <law@redhat.com>
4031 * cfgloop.h (struct loop): Remove unused "nodes" field.
4032 * timevar.def (TV_TREE_LOOP_BOUNDS): New.
4033 * tree-data-ref.c (find_data_references_in_loop): Use get_loop_body
4034 instead of calling flow_bb_inside_loop_p for every basic block
4036 * tree-ssa-loop.c (pass_record_bounds): Use TV_TREE_LOOP_BOUNDS.
4038 2004-10-31 Graham Stott <graham.stott@btinternet.com>
4040 * config/pa/pa.md: (prefetch_64, prefetch_32): Fix typo. Use
4041 INT_5_BITS instead of VAL_5_BITS_P.
4043 2004-10-31 Roger Sayle <roger@eyesopen.com>
4046 * tree-inline.c (inline_forbidden_p_1): Use %qF instead of '%F'
4047 for consistent quoting in diagnostic messages.
4048 (expand_call_inline): Likewise.
4049 * tree-optimize.c (tree_rest_of_compilation): Likewise.
4050 * tree-ssa.c (warn_uninitialized_var): Likewise.
4051 (warn_uninitialized_phi): Likewise.
4053 2004-10-31 Richard Sandiford <rsandifo@redhat.com>
4055 * config/mips/mips.c (mips_cannot_change_mode_class): Use a stricter
4058 2004-10-31 Kazu Hirata <kazu@cs.umass.edu>
4060 * c-common.c: Fix a comment typo.
4062 2004-10-31 Jason Merrill <jason@redhat.com>
4065 * tree-gimple.c (is_gimple_mem_rhs): Also require a val for
4066 aggregate types that are not BLKmode.
4068 2004-10-30 Ziemowit Laski <zlaski@apple.com>
4070 * c-common.h (objc_lookup_ivar): Add second parameter to
4072 * c-typeck.c (build_external_ref): After looking up symbol,
4073 pass it to objc_lookup_ivar() to decide whether it or the
4074 ivar should be used, rather than deciding the issue locally.
4075 * stub-objc.c (objc_lookup_ivar): Add an OTHER parameter,
4076 which is simply returned in the non-ObjC case.
4078 2004-10-30 Danny Smith <dannysmith@users.sourceforge.net>
4080 * sdbout.c (sdbout_symbol): Do not output type .def statements
4083 2004-10-30 Gabriel Dos Reis <gdr@integrable-solutions.net>
4085 * c-common.c (catenate_strings): New.
4086 (c_parse_error): Use it. Don't over-escape.
4088 2004-10-30 Kaz Kojima <kkojima@gcc.gnu.org>
4090 * config/sh/sh.c (calc_live_regs): Declare reg as unsigned and
4091 modify the for loop expressions for it. Remove unnecessary casts.
4092 (sh_expand_prologue): Declare reg as unsigned.
4093 (sh_gimplify_va_arg_expr): Initinalize lab_over.
4094 (sh_handle_sp_switch_attribute): Add const qualifier appropriately.
4096 2004-10-30 Geoffrey Keating <geoffk@apple.com>
4098 * doc/invoke.texi (Darwin Options): Improve description of
4099 how the subtype is chosen.
4101 2004-10-30 Roger Sayle <roger@eyesopen.com>
4104 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Check that
4105 the stack adjustment, "size", is valid for Pmode. If the stack
4106 frame is too large, generate a trap insn and issue a warning.
4108 2004-10-30 Kazu Hirata <kazu@cs.umass.edu>
4110 * tree-ssa-dom.c: Fix comment typos.
4112 2004-10-30 Kaz Kojima <kkojima@gcc.gnu.org>
4114 * config/sh/sh.c (prepare_move_operands): Use operands[0]
4115 for the output rtl if no_new_pseudos is set. Remove redundant
4118 2004-10-30 Joseph S. Myers <joseph@codesourcery.com>
4121 * c-decl.c (start_function): Don't check for DECL_BUILT_IN when
4122 determining whether to copy parameter types from a previous
4123 prototype declaration.
4125 2004-10-29 Roger Sayle <roger@eyesopen.com>
4127 PR rtl-optimization/17581
4128 * cselib.c (cselib_process_insn): The last instruction of a libcall
4129 block, with the REG_RETVAL note, should be considered in the libcall.
4130 * gcse.c (do_local_cprop): Allow constants to be propagated outside
4132 (adjust_libcall_notes): Use simplify_replace_rtx instead of
4133 replace_rtx to avoid creating invalid RTL in REG_RETVAL notes.
4135 2004-10-30 Kazu Hirata <kazu@cs.umass.edu>
4137 * tree-phinodes.c (create_phi_node): Don't zero PHI_REWRITTEN.
4139 2004-10-29 Jeff Law <law@redhat.com>
4141 * tree-ssa-dom.c (struct edge_info): New structure holding
4142 edge equivalences and edge redirection information.
4143 (get_eq_expr_value, record_dominating_conditions): Kill.
4144 (propagate_to_outgoing_edges): Renamed from cprop_into_phis.
4145 Call record_edge_info.
4146 (allocate_edge_info, free_edge_info): New.
4147 (tree_ssa_dominator_optimize): Use propagate_to_outgoing_edges
4148 rather than cprop_into_phis. Free all edge infos before threading
4150 (thread_across_edge): Allocate new edge info structures as needed
4151 and store the redirection target into the edge info structure
4152 instead of the edge's AUX field.
4153 (dom_opt_initialize_block): Mark unused argument with ATTRIBUTE_UNUSED.
4154 (record_equivalence_from_incoming_edge): Lose unnecessary argument.
4155 Revamp code which finds and records equivalences associated with
4156 edges to use saved data in the edge_info structure.
4157 (record_equivalencs_from_phis): Similarly.
4158 (dom_opt_finalize_block): Revamp code which finds and records
4159 equivalences associated with edges to use saved data in the
4160 edge_info structure.
4161 (build_and_record_new_cond): New function.
4162 (record_conditions): Use build_and_record_new_cond to record
4163 dominating conditions.
4164 (record_edge_info): New function.
4165 (record_range): Tighten test for conditions which create
4166 useful range records.
4168 2004-10-29 Geoffrey Keating <geoffk@apple.com>
4170 * config/i386/darwin.h (ASM_SPEC): Simplify.
4171 (SUBTARGET_EXTRA_SPECS): Add darwin_subarch spec.
4172 * config/rs6000/darwin.h (DARWIN_SUBARCH_SPEC): New.
4173 (SUBTARGET_EXTRA_SPECS): Add darwin_subarch spec.
4174 * config/darwin.h (LINK_COMMAND_SPEC): Don't pass -arch here.
4175 (LINK_SPEC): Do pass -arch here. Handle -force_cpusubtype_ALL
4176 in all cases. Pass the right -arch or -arch_only based on -mcpu.
4177 (ASM_SPEC): Handle -force_cpusubtype_ALL.
4178 * doc/invoke.texi (Darwin Options): Improve documentation for
4179 Darwin linker (and libtool) switches.
4181 * config/rs6000/darwin-fallback.c: Include <mach/thread_status.h>.
4183 2004-10-29 Stan Shebs <shebs@apple.com>
4185 * config/rs6000/darwin-tramp.asm: Make more 64-bit-friendly.
4187 2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
4189 * tree-phinodes.c (allocate_phi_node): New.
4190 (make_phi_node, resize_phi_node): Use it.
4192 2004-10-29 David Edelsohn <edelsohn@gnu.org>
4194 * config/rs6000/sysv4.h (TARGET_POWER): Define as 0.
4195 * config/rs6000/darwin.h (TARGET_POWER): Define as 0.
4197 2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
4199 * tree-phinodes.c (make_phi_node, resize_phi_node): Don't zero
4201 * tree.h (tree_phi_node): Tell the garbage collector to chase
4204 2004-10-29 Richard Earnshaw <rearnsha@arm.com>
4206 * opts.c (decode_options): Lower the crossjump threshold for -Os.
4208 2004-10-29 Diego Novillo <dnovillo@redhat.com>
4210 * tree.h (struct tree_ssa_name): Remove field 'equiv'.
4212 2004-10-28 Nathan Sidwell <nathan@codesourcery.com>
4214 * bitmap.h (bitmap_empty_p): New.
4215 (bitmap_and, bitmap_and_into, bitmap_and_compl,
4216 bitmap_and_compl_into, bitmap_ior, bitmap_ior_into,
4217 bitmap_ior_compl, bitmap_xor, bitmap_xor_into): New bitmap
4219 (bitmap_ior_and_compl): Rename to ...
4220 (bitmap_ior_and_compl_into): ... here.
4221 * bitmap.c (bitmap_equal_p): Use bitmap_xor.
4222 (bitmap_ior_and_compl): Rename to ...
4223 (bitmap_ior_and_compl_into): ... here. Adjust. Return changed
4225 (bitmap_union_of_diff): Use renamed bitmap functions.
4226 * basic-block.h (AND_REG_SET, AND_COMPL_REG_SET, IOR_REG_SET,
4227 XOR_REG_SET, IOR_AND_COMPL_REG_SET): Likewise.
4228 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
4229 * df.c (df_bb_rd_local_compute)
4230 * flow.c (calculate_global_regs_live,
4231 init_propagate_block_info): Likewise.
4232 * ifcvt.c (find_if_case_1, find_if_case_2,
4233 dead_or_predicable): Likewise.
4234 * ra-build.c (union_web_part_roots, livethrough_conflicts_bb,
4235 reset_conflicts, conflicts_between_webs): Likewise.
4236 * ra-rewrite.c (reloads_to_loads, rewrite_program2,
4237 detect_web_parts_to_rebuild): Likewise.
4238 * sched-ebb.c (compute_jump_reg_dependencies): Likewise.
4239 * tree-int-ssa.c (insert_phi_nodes_for, rewrite_into_ssa): Likewise.
4240 * tree-sra.c (decide_instantiations): Likewise.
4241 * tree-ssa-alias.c (create_name_tags,
4242 merge_pointed_to_info): Likewise.
4243 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
4244 * tree-ssa-loop-im.c (move_computations): Likewise.
4245 * tree-ssa-operands.c (get_call_expr_operands): Likewise.
4246 * tree-ssa-pre.c (fini_pre): Likewise.
4247 * tree-ssa.c (verify_flow_sensitive_alias_info): Likewise.
4248 * tree-ssanames.c (any_marked_for_rewrite_p): Likewise.
4249 * tree-vectorizer.c (vectorize_loops): Likewise.
4251 2004-10-29 Nick Clifton <nickc@redhat.com>
4253 config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): When
4254 adding the PIC register to the fixed_regs array, also add it
4255 to the call_used_regs array.
4257 2004-10-29 Eric Botcazou <ebotcazou@libertysurf.fr>
4259 * gthr-posix.h (__gthread_recursive_mutex_init_function): Guard
4260 with #ifdef PTHREAD_MUTEX_RECURSIVE/#endif pairs.
4262 2004-10-28 Daniel Berlin <dberlin@dberlin.org>
4264 * tree-into-ssa.c (rewrite_virtual_phi_arguments): New function.
4265 (rewrite_blocks): Modify argument, and use it to decide which
4267 (rewrite_def_def_chains): Call rewrite_blocks with true here.
4268 (rewrite_into_ssa): and call it with false here.
4270 2004-10-29 Kazu Hirata <kazu@cs.umass.edu>
4272 * tree-phinodes.c (add_phi_arg): Turn an "if" that always
4273 triggers into gcc_assert.
4275 2004-10-28 Diego Novillo <dnovillo@redhat.com>
4277 PR tree-optimization/16728
4278 * tree-flow.h (get_ptr_info): Declare.
4279 * tree-ssa-alias.c (get_ptr_info): Make extern.
4280 * tree-ssa-copy.c (merge_alias_info): Merge flow-sensitive
4283 2004-10-28 Stan Shebs <shebs@apple.com>
4285 * config/rs6000/darwin.h (SUBTARGET_EXTRA_SPECS): Handle -m64.
4286 * config/rs6000/rs6000.c (rs6000_darwin_file_start): Add ppc64
4289 2004-10-28 Frank Ch. Eigler <fche@redhat.com>
4291 * tree-mudflap.c (mudflap_init): Mark cache-lookup decls to
4292 prevent their later unnecessary registration.
4293 (mf_build_check_statement_for): Remove "addr" argument, and
4294 related "__mf_value" generated code. Update callers.
4295 (mf_decl_eligible_p): New function, factored from mx_register_decls.
4296 (mx_register_decls): Call it.
4297 (mf_xform_derefs_1): Rewrite COMPONENT_REF and ARRAY_REF cases
4298 to restore support for complex nested expressions.
4299 (mudflap_enqueue_decl): Simplify. Move registration call emission
4301 (mudflap_finish_file): ... to here.
4302 (mudflap_enqueue_constant): Remove dump code.
4304 2004-10-28 Zack Weinberg <zack@codesourcery.com>
4307 * dbxout.c (dbxout_begin_complex_stabs_noforcetext): New function.
4308 (DBX_FINISH_STABS): Add (unused by default) SYM parameter.
4309 (dbxout_finish_complex_stabs): Update to match.
4310 (dbxout_symbol_location): Call emit_pending_bincls_if_required
4311 and FORCE_TEXT before DBX_STATIC_BLOCK_START. Use
4312 dbxout_begin_complex_stabs_noforcetext.
4313 * xcoffout.h (DBX_FINISH_STABS): Restore special case for
4314 N_GSYM, using new SYM parameter. Correct logic for special
4317 * varasm.c (function_section): If DECL is NULL_TREE, don't try
4318 to do anything else. Do not call get_insns if cfun or
4319 cfun->emit are NULL.
4321 2004-10-28 Adam Nemet <anemet@lnxw.com>
4324 * c-typeck.c (c_mark_addressable): Issue error if address of a
4325 register variable is taken. Use "%qD" to print DECL_NAME.
4327 2004-10-28 Diego Novillo <dnovillo@redhat.com>
4329 * opts.c (decode_options): Don't run PRE at -Os.
4331 2004-10-28 Richard Henderson <rth@redhat.com>
4333 * config/alpha/alpha.md (movqicc_internal): Allow exactly one
4334 zero in the conditional.
4335 (movhicc_internal, movsicc_internal, movdicc_internal): Likewise.
4337 2004-10-28 Richard Henderson <rth@redhat.com>
4339 * cse.c (memory_extend_rtx): Remove.
4340 (cse_main): Don't set it.
4341 (cse_insn): Use a local buffer instead.
4343 2004-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
4345 * profile.c (branch_prob): Call to init_edge_profiler added.
4346 * rtl-profile.c (rtl_init_edge_profiler): New function.
4347 (rtl_gen_edge_profiler): Replaced call to insert_insn_on_edge with
4348 call to safe_insert_insn_on_edge.
4349 (rtl_profile_hooks): rtl_init_edge_profiler added.
4350 * tree-profile.c (tree_init_edge_profiler): New function.
4351 (tree_profile_hooks): tree_init_edge_profiler added.
4352 * value-prof.h (profile_hooks) init_edge_profiler prototype added.
4354 2004-10-28 Nick Clifton <nickc@redhat.com>
4356 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Use
4357 emit_jump_insn() to generate the return instruction.
4359 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
4361 * tree-phinodes.c: Remove trailing whitespace.
4363 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
4365 * tree-ssa-loop-ivopts.c: Fix a comment typo.
4366 * doc/invoke.texi: Fix a typo.
4368 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
4370 * Makefile.in (OBJS-common): Remove duplicates.
4372 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
4374 * lambda-code.c (nestify_update_pending_stmts): Remove.
4375 (perfect_nestify): Use flush_pending_stmts instead of
4376 nestify_update_pending_stmts.
4377 * tree-cfg.c (tree_make_forwarder_block): Use
4378 flush_pending_stmts.
4379 * tree-flow.h: Add a prototype for flush_pending_stmts.
4380 * tree-ssa-loop-manip.c (tree_duplicate_loop_to_header_edge):
4381 Use flush_pending_stmts.
4382 (lv_update_pending_stmts): Remove.
4383 (tree_ssa_loop_version): Use flush_pending_stmts instead of
4384 lv_update_pending_stmts.
4385 * tree-ssa.c (flush_pending_stmts): New.
4387 2004-10-28 Ulrich Weigand <uweigand@de.ibm.com>
4390 * final.c (alter_subreg): Compute correct offset to use with
4391 paradoxical SUBREGs of memory operands.
4392 * recog.c (general_operand): Allow paradoxical SUBREGs of
4393 memory operands after reload.
4394 * simplify-rtx.c (simplify_gen_subreg): Fail if simplify_subreg
4395 has failed when passed a hard register.
4397 2004-10-28 Aldy Hernandez <aldyh@redhat.com>
4399 * function.c (assign_parm_setup_block): Handle parallels correctly.
4401 2004-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
4403 * final.c (shorten_branches): Initialize flags structure.
4405 2004-10-28 Nathan Sidwell <nathan@codesourcery.com>
4407 * tree.c (int_cst_node, int_cst_hash_table): New variables.
4408 (init_ttree): Initialize them.
4409 (int_cst_hash_hash, int_cst_hash_eq): New hashing functions.
4410 (build_int_cst_wide): Use hash table for oversized integers.
4412 2004-10-28 Nick Clifton <nickc@redhat.com>
4414 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Define
4417 2004-10-27 Richard Henderson <rth@redhat.com>
4420 * expr.c (emit_group_load): Don't go force temporary for memory
4422 (emit_group_store): Similarly.
4424 2004-10-27 Andrew Pinski <pinskia@physics.uc.edu>
4427 * common.opt (--param): Fix spelling of parameter.
4429 2004-10-27 Andrew Pinski <pinskia@physics.uc.edu>
4432 * tree-cfg.c (remove_useless_stmts_1) <case SWITCH_EXPR>:
4433 Don't fold statement.
4434 <case ASM_EXPR>: Fold the statement.
4436 2004-10-28 Kazu Hirata <kazu@cs.umass.edu>
4438 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary)
4439 <COND_EXPR>: Use EDGE_COUNT instead of GOTO_DESTINATION.
4441 2004-10-28 Joseph S. Myers <jsm@polyomino.org.uk>
4443 * doc/contrib.texi, doc/cpp.texi, doc/cppopts.texi,
4444 doc/extend.texi, doc/gcov.texi, doc/install.texi, doc/invoke.texi,
4445 doc/libgcc.texi, doc/md.texi, doc/passes.texi,
4446 doc/sourcebuild.texi, doc/tm.texi: Improve Texinfo formatting.
4448 2004-10-28 Joseph S. Myers <jsm@polyomino.org.uk>
4450 * doc/c-tree.texi, doc/cpp.texi, doc/implement-c.texi,
4451 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/tm.texi: Put
4452 punctuation outside quotes.
4454 2004-10-27 David Mosberger <davidm@hpl.hp.com>
4455 James E Wilson <wilson@specifixinc.com>
4458 * config/ia64/ia64.c (ia64_expand_epilogue): Set RTX_FRAME_RELATED_P on
4459 sibcall alloc instruction.
4460 (process_set): Handle sibcall alloc instruction.
4462 2004-10-27 Geoffrey Keating <geoffk@apple.com>
4464 * config/rs6000/rs6000.c (rs6000_attribute_table): Add
4465 SUBTARGET_ATTRIBUTE_TABLE.
4466 * config/darwin.h (ASM_WEAKEN_DECL): Handle weak_import.
4467 (SUBTARGET_ATTRIBUTE_TABLE): Define.
4468 * config/darwin.c (darwin_handle_weak_import_attribute): New.
4469 (HAVE_DEAD_STRIP): Delete.
4470 (no_dead_strip): Don't test HAVE_DEAD_STRIP.
4471 * config/darwin-protos.h (darwin_handle_weak_import_attribute):
4474 * doc/tm.texi (USE_SELECT_SECTION_FOR_FUNCTIONS): Document.
4476 * config/darwin.h (GTHREAD_USE_WEAK): Define.
4478 2004-10-28 Ben Elliston <bje@au.ibm.com>
4480 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): New.
4481 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Likewise.
4482 * params.h (SRA_MAX_STRUCTURE_SIZE): New.
4483 (SRA_FIELD_STRUCTURE_RATIO): Likewise.
4484 * tree-sra.c: Include "params.h".
4485 (decide_block_copy): Use new parameters.
4486 * doc/invoke.texi (Optimize Options): Document new SRA pass
4487 parameters sra-max-structure-size and sra-field-structure-ratio.
4489 2004-10-27 Nicolas Pitre <nico@cam.org>
4491 * config/arm/ieee754-df.S (floatdidf): Fix regression with big values.
4493 2004-10-27 Zdenek Dvorak <dvorakz@suse.cz>
4495 PR tree-optimization/18048
4496 * fold-const.c (try_move_mult_to_index): New function.
4497 (fold): Use try_move_mult_to_index.
4498 * tree-ssa-loop-ivopts.c (try_add_cand_for): Prefer common candidates.
4499 * tree-ssa-loop-niter.c (number_of_iterations_cond): Produce
4500 an all-ones unsigned constant without extra bits.
4501 * tree.c (build_low_bits_mask): New function.
4502 * tree.h (build_low_bits_mask): Declare.
4504 2004-10-27 David Edelsohn <edelsohn@gnu.org>
4507 * config/rs6000/rs6000.md (maxsf3): Add !flag_trapping_math to
4513 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
4515 * tree-cfg.c (thread_jumps): Speed up by reordering the two
4516 conditions for entering basic blocks into worklist.
4518 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
4520 * tree-cfg.c (thread_jumps): Speed up by pretending to have
4521 ENTRY_BLOCK_PTR in worklist.
4523 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
4525 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary)
4526 <GOTO_EXPR>: Don't let an explicit GOTO_EXPR slip through.
4528 2004-10-27 Daniel Berlin <dberlin@dberlin.org>
4530 Fix PR tree-optimization/17133
4532 * tree-cfg.c (rewrite_to_new_ssa_names_bb): Also rewrite must
4535 * tree-flow-inline.h: V_MUST_DEF_OP became V_MUST_DEF_RESULT.
4536 (get_v_must_def_result_ptr): Modify for new structure of
4538 (get_v_must_def_kill_ptr): New.
4539 (op_iter_next_use): Add support for the kill that occurs in V_MUST_DEFs.
4540 (op_iter_next_tree): Ditto. Also V_MAY_DEF_OP became V_MAY_DEF_RESULT.
4541 (op_iter_next_def): V_MAY_DEF_OP became V_MAY_DEF_RESULT.
4542 (op_iter_init): Initialize new mustu members.
4543 (op_iter_next_mustdef): New function.
4544 (op_iter_init_mustdef): Ditto.
4546 * tree-flow.h (rewrite_def_def_chains): New function.
4548 * tree-into-ssa.c (mark_def_sites): Handle mustdefkill operands.
4549 (ssa_mark_def_sites): Ditto.
4550 (rewrite_stmt): Ditto.
4551 (ssa_rewrite_stmt): Ditto.
4552 (rewrite_blocks): Factor out from rewrite_into_ssa.
4553 (mark_def_block_sites): Ditto.
4554 (rewrite_def_def_chains): New function, just rewrites def-def
4555 chains without phi node insertion.
4557 * tree-pass.h (TODO_fix_def_def_chains): New todo flag.
4559 * tree-optimize.c (execute_todo): Handle TODO_fix_def_def_chains.
4561 * tree-pretty-print.c (dump_vops): Print out MUST_DEF's so that
4562 they include the rhs now.
4564 * tree-ssa-ccp.c (visit_assignment): V_MUST_DEF_OP became
4567 * tree-ssa-dce.c (mark_operand_necessary): Add phionly argument.
4569 (mark_really_necessary_kill_operand_phis): New function.
4570 (perform_tree_ssa_dce): Call it.
4571 (pass_dce): Add TODO_fix_def_def_chains.
4572 (pass_cd_dce): Ditto.
4574 * tree-ssa-loop-im.c (determine_max_movement): Look at kills as
4576 (rewrite_mem_refs): Ditto.
4578 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt): Look at kills
4581 * tree-ssa-operands.c (allocate_v_may_def_optype):
4582 v_may_def_operand_type_t became v_def_use_operand_type_t.
4583 (allocate_v_must_def_optype) Ditto.
4584 (finalize_ssa_v_must_defs): Update for new operand type, as well
4585 as setting the use portion as well.
4586 (copy_virtual_operands): Copy the kill operand as well.
4587 (create_ssa_artficial_load_stmt): V_MUST_DEF_OP became
4590 * tree-ssa-operands.h (v_may_def_operand_type): Renamed to
4591 v_def_use_operand_type.
4592 (v_must_def_optype_d): Use v_def_use_operand_type.
4593 (V_MUST_DEF_OP_*): Renamed to V_MUST_DEF_RESULT_*
4594 (V_MUST_DEF_KILL_*): New macros.
4595 (struct ssa_operand_iterator_d): Add num_v_mustu and v_mustu_i
4597 Rename existing must_i and num_v_must members to mustd_i and
4599 (SSA_OP_VMUSTDEFKILL): New flag.
4600 (SSA_OP_VIRTUAL_KILLS): New flag.
4601 (SSA_OP_ALL_OPERANDS): Add in SSA_OP_ALL_KILLS.
4602 (SSA_OP_ALL_KILLS): New flag.
4603 (FOR_EACH_SSA_MUSTDEF_OPERAND): New macro.
4605 * tree-ssa.c (verify_ssa): Verify virtual kills as well.
4607 * tree-vectorizer.c (vect_create_data_ref_ptr): V_MUST_DEF_OP
4608 became V_MUST_DEF_RESULT.
4609 (rename_variables_in_bb): Rename kill pointer as well.
4611 * tree-dfa.c (compute_immediate_uses_for_stmt): Add kills into the
4614 2004-10-27 Richard Sandiford <rsandifo@redhat.com>
4616 * dbxout.c (dbxout_source_line): Move declaration of begin_label to
4617 the block that needs it.
4619 2004-10-27 Zack Weinberg <zack@codesourcery.com>
4621 * dbxout.c (dbxout_finish_complex_stabs): Mark 'line' variable
4624 2004-10-27 Zack Weinberg <zack@codesourcery.com>
4626 * c-lex.c (cb_def_pragma): Clean up code for making location
4627 palatable to diagnostic.c.
4629 2004-10-27 Steven Bosscher <stevenb@suse.de>
4631 PR tree-optimization/17757
4632 * tree-phinodes.c (remove_phi_arg_num): Don't remove PHIs
4633 without any PHI arguments left. Make sure the argument that
4634 we're supposed to remove exists at all.
4636 2004-10-27 Paul Brook <paul@codesourcery.com>
4638 * configure.ac: Don't test for [build] __cxa_atexit when building a
4640 * configure: Regenerate.
4642 2004-10-27 Paul Brook <paul@codeosurcery.com>
4644 * configure.ac: Use build_exeext not host_exeext when lookin for
4646 * configure: Regenerate.
4648 2004-10-27 Andreas Krebbel <krebbel1@de.ibm.com>
4650 * config/s390/s390.md ("*subdf3_cc"): Replaced plus by minus.
4652 2004-10-27 Andreas Krebbel <krebbel1@de.ibm.com>
4653 patch originally created by Kelley Cook <kcook@gcc.gnu.org>
4656 * opts.c (OPT_fprofile_generate): Default to -funroll-loops
4657 to match -fprofile-use.
4659 2004-10-27 Kazu Hirata <kazu@cs.umass.edu>
4661 * config/rs6000/rs6000.c: Fix a comment typo.
4663 2004-10-27 Zack Weinberg <zack@codesourcery.com>
4665 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Increment line
4668 2004-10-27 Andreas Schwab <schwab@suse.de>
4670 * varasm.c (default_stabs_asm_out_destructor): Mark symbol as
4672 (default_stabs_asm_out_constructor): Likewise.
4674 2004-10-26 Geoffrey Keating <geoffk@apple.com>
4676 * builtins.c (fold_builtin_unordered_cmp): Always bring both
4677 operands to the same type.
4679 2004-10-26 James E Wilson <wilson@specifixinc.com>
4682 * emit-rtl.c (emit_copy_of_insn_after): Copy RTX_FRAME_RELATED_P.
4684 2004-10-26 Zack Weinberg <zack@codesourcery.com>
4686 * dbxout.c: Include obstack.h.
4687 (ASM_STABS_OP): Take XCOFF_DEBUGGING_INFO into account in
4689 (ASM_STABD_OP, NO_DBX_MAIN_SOURCE_DIRECTORY, DBX_CONTIN_CHAR):
4690 Default-define here.
4691 (DBX_CONTIN_LENGTH): Move definition with others.
4692 (DBX_FINISH_STABS): New target macro.
4693 (current_sym_code, current_sym_value, current_sym_addr)
4694 (current_sym_nchars, CHARS, dbxout_continue)
4695 (print_int_cst_octal, print_octal, print_wide_int)
4696 (dbxout_prepare_symbol, dbxout_finish_symbol): Delete.
4697 (stabstr_ob, stabstr_last_contin_point): New variables.
4698 (NUMBER_FMT_LOOP): New improper macro.
4699 (dbxout_int, dbxout_stab_value_zero, dbxout_stab_value_label)
4700 (dbxout_stab_value_label_diff, dbxout_stab_value_internal_label)
4701 (dbxout_stab_value_internal_label_diff, dbxout_stabd)
4702 (dbxout_begin_stabn, dbxout_begin_stabn_sline)
4703 (dbxout_begin_simple_stabs, dbxout_begin_simple_stabs_desc)
4704 (dbxout_begin_complex_stabs, dbxout_finish_complex_stabs)
4705 (stabstr_C, stabstr_S, stabstr_I, stabstr_D, stabstr_U, stabstr_O)
4706 (stabstr_continue, DECL_ACCESSIBILITY_CHAR)
4707 New functions and/or proper function-like macros.
4708 (CONTIN): Use stabstr_continue, unconditionally.
4709 (get_lang_number): Define unconditionally, with ATTRIBUTE_UNUSED.
4710 (dbxout_init): Initialize stabstr_ob. Check
4711 NO_DBX_MAIN_SOURCE_DIRECTORY. Only write out the Ltext label
4712 if it was used. Use the new interfaces.
4713 (dbxout_source_file): Remove file argument; always write to
4714 asm_out_file. Use the new interfaces.
4715 (dbxout_type_method_1): Remove second argument which is always
4716 DECL_ASSEMBLER_NAME of the first argument. Use the new interfaces.
4717 (dbxout_type_methods): Remove write-only variables. Use the
4719 (dbxout_parms): Refactor to remove code duplicated in each of
4720 several successive if-else-if blocks. Use the new interfaces.
4721 (dbxout_function_end, emit_bincl_stab, dbxout_end_source_file)
4722 (dbxout_source_line, dbxout_finish, dbxout_type_index)
4723 (dbxout_type_fields, dbxout_range_type, dbxout_type, dbxout_type_name)
4724 (dbxout_class_name_qualifiers, dbxout_symbol, dbxout_symbol_location)
4725 (dbxout_symbol_name, dbxout_reg_parms, dbxout_args)
4726 (dbx_output_lbrac, dbx_output_rbrac, dbxout_block):
4727 Use the new interfaces.
4728 * Makefile.in (dbxout.o): Update dependencies.
4730 * defaults.h: Don't define ASM_STABD_OP.
4731 * output.h: Prototype new dbxout_* interfaces.
4732 * system.h: Poison DBX_OUTPUT_GCC_MARKER and DBX_FINISH_SYMBOL.
4733 * varasm.c: Don't define ASM_STABS_OP.
4734 (default_stabs_asm_out_constructor, default_stabs_asm_out_destructor):
4735 Use the new dbxout.c interfaces. Call sorry if neither
4736 DBX_DEBUGGING_INFO nor XCOFF_DEBUGGING_INFO is defined.
4738 * xcoffout.h: Don't define ASM_STABS_OP.
4739 (DBX_FINISH_SYMBOL): Rewrite and rename DBX_FINISH_STABS.
4740 (DBX_OUTPUT_MAIN_SOURCE_DIRECTORY, DBX_OUTPUT_GCC_MARKER): Delete.
4741 (NO_DBX_MAIN_SOURCE_DIRECTORY, NO_DBX_GCC_MARKER): Define.
4742 (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Change bare block to
4743 do { ... } while (0) idiom.
4745 * config/alpha/alpha.c (num_source_filenames): Export.
4746 * config/alpha/alpha.h (num_source_filenames): Declare.
4747 (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
4748 (SDB_OUTPUT_SOURCE_LINE): Add missing newline.
4749 * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
4750 Always use .debugsym. Update commentary.
4751 * config/mips/mips.h (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
4752 (SDB_OUTPUT_SOURCE_LINE): Add missing newline.
4753 * config/rs6000/linux64.h (DBX_OUTPUT_SOURCE_LINE, DBX_OUTPUT_BRAC):
4755 * config/rs6000/rs6000.c: If TARGET_MACHO, include gstab.h.
4756 (macho_branch_islands): Use new interfaces.
4758 * doc/tm.texi: Update.
4760 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
4762 * expr.c (emit_group_store): Do not treat floats as BLKmode.
4763 (emit_group_load): Same.
4765 2004-10-26 Joseph S. Myers <jsm@polyomino.org.uk>
4767 * c-parse.in (datadef): Use pedwarn rather than error and warning
4768 for diagnostic in case of no declaration specifiers.
4770 2004-10-26 Richard Sandiford <rsandifo@redhat.com>
4773 * doc/install.texi (mips-sgi-irix5): Document that /bin/sh has been
4774 reported to hang during bootstrap and that CONFIG_SHELL=/bin/ksh
4775 can be used to work around this.
4777 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
4779 * config/rs6000/rs6000.h (MEMBER_TYPE_FORCES_BLK): Adjust for e500
4782 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
4784 * stmt.c (expand_case): Update a comment.
4786 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
4788 * stmt.c (expand_case): Put an assertion that index_expr is
4789 never INTEGER_CST. Don't special case for constant
4792 2004-10-26 Andrew Pinski <pinskia@physics.uc.edu>
4795 * c-parse.in (designator): Finish with a semi-colon.
4797 2004-10-26 Fariborz Jahanian <fjahanian@apple.com>
4799 * config/rs6000/rs6000.md (andsi3_internal8): Set CR when splitting
4802 2004-10-26 Kazu Hirata <kazu@cs.umass.edu>
4804 * stmt.c (expand_case): Remove code to handle SWITCH_EXPR with
4805 a default case only.
4807 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
4809 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs): Adjust for
4811 (spe_build_register_parallel): New.
4812 (rs6000_spe_function_arg): Handle e500 doubles.
4813 (function_arg): Same.
4814 (spe_func_has_64bit_regs_p): Same.
4815 (rs6000_function_value): Same.
4816 (rs6000_libcall_value): Same.
4817 (legitimate_lo_sum_address_p): Return false for e500 doubles.
4819 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT): Adjust for e500
4821 (DATA_ALIGNMENT): Same.
4822 (CANNOT_CHANGE_MODE_CLASS): Same.
4824 2004-10-26 Aldy Hernandez <aldyh@redhat.com>
4826 * expr.c (emit_group_load): Handle floats.
4827 (emit_group_store): Same.
4829 2004-10-26 Nathan Sidwell <nathan@codesourcery.com>
4831 * c-lex.c (get_nonpadding_token): Remove.
4832 (c_lex_with_flags): Push timevar and eat padding here. Improve
4833 stray token diagnostic.
4834 (lex_string): Replace logic with switch statement, eat padding
4837 2004-10-26 Geoffrey Keating <geoffk@apple.com>
4840 * config/i386/darwin.h (ASM_SPEC): Undef it before defining.
4842 2004-10-25 Geoffrey Keating <geoffk@apple.com>
4844 * config/darwin.h (LINK_SPEC): Default weak_reference_mismatches
4846 (MAKE_DECL_ONE_ONLY): Set DECL_WEAK.
4847 (ASM_MAKE_LABEL_LINKONCE): Delete.
4848 (ASM_WEAKEN_DECL): New.
4849 (ASM_DECLARE_OBJECT_NAME): Look at DECL_WEAK not DECL_ONE_ONLY.
4850 (ASM_DECLARE_FUNCTION_NAME): Likewise.
4851 (TEXT_SECTION_ASM_OP): Add a tab.
4852 (DATA_SECTION_ASM_OP): Likewise.
4853 (SECTION_FUNCTION): Add a tab. Use fputs. Don't call
4854 data_section on every section change.
4855 (EXTRA_SECTIONS): Add a bunch of new extra sections.
4856 (EXTRA_SECTION_FUNCTIONS): Likewise.
4857 (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
4858 (JCR_SECTION_NAME): Define.
4859 (TARGET_SECTION_TYPE_FLAGS): Don't define.
4860 * config/darwin.c (darwin_encode_section_info): A symbol is defined
4861 in this file if it is not weak.
4862 (textcoal_section): Delete.
4863 (datacoal_section): Delete.
4864 (darwin_make_decl_one_only): Delete.
4865 (machopic_select_section): Handle functions.
4866 (darwin_asm_named_section): Add a tab.
4867 (darwin_section_type_flags): Delete.
4868 (darwin_unique_section): Delete contents.
4869 (darwin_emit_unwind_label): Add a tab. Make decls weak if
4871 * config/darwin-protos.h (darwin_section_type_flags): Delete.
4872 (darwin_make_decl_one_only): Delete.
4873 (text_coal_section): New.
4874 (text_unlikely_section): New.
4875 (text_unlikely_coal_section): New.
4876 (const_coal_section): New.
4877 (data_coal_section): New.
4878 (const_data_coal_section): New.
4879 * varasm.c (function_section): Honour
4880 USE_SELECT_SECTION_FOR_FUNCTIONS.
4881 * dwarf2out.c (output_call_frame_info): Look at DECL_WEAK when
4882 TARGET_USES_WEAK_UNWIND_INFO is in effect.
4883 * dbxout.c (dbxout_source_file): Don't change sections while
4884 a function is being output.
4886 2004-10-25 David Ayers <d.ayers@inode.at>
4888 * c-common.h: Remove RID_ID.
4889 * c-parse.in: Remove OBJECTNAME and references to RID_ID.
4890 (typespec_reserved_attr): Add rule for TYPENAME
4891 non_empty_protocolrefs.
4892 (yylexname): Remove special handling of RID_ID.
4894 2004-10-25 James E Wilson <wilson@specifixinc.com>
4896 * doc/invoke.texi (-fcrossjumping): Not enabled at -O.
4898 2004-10-25 Joseph S. Myers <jsm@polyomino.org.uk>
4901 * c-parse.in (array_designator): New.
4902 (designator): Use it.
4903 (initelt): Only permit array_designator without '=', not ".foo".
4905 2004-10-25 Kenneth Zadeck <zadeck@naturalbridge.com>
4906 * gcc/Makefile.in: removed ggc for cgraphunit.
4907 * gcc/cgraph.c.dump_cgraph_node: removed static var analysis.
4908 * gcc/cgraph.h: removed static var analysis data structures and calls.
4910 cgraph_mark_local_and_external_functions:changed name to
4911 cgraph_mark_local_functions
4912 (print_order,convert_UIDs_in_bitmap,new_static_vars_info,
4913 cgraph_reset_static_var_maps,get_global_static_vars_info,
4914 get_global_statics_not_read,get_global_statics_not_written,searchc,
4915 cgraph_reduced_inorder,has_proper_scope_for_analysis,check_rhs_var,
4916 check_lhs_var,get_asm_expr_operands,process_call_for_static_vars,
4917 scan_for_static_refs,cgraph_characterize_statics_local,
4918 clear_static_vars_maps,cgraph_propagate_bits,cgraph_characterize_statics):
4920 (cgraph_optimize,init_cgraph): removed calls to static vars analysis
4921 * gcc/tree-dfa.c find_referenced_vars: removed call to static vars
4923 * gcc/tree-flow.h static_vars_info: removed
4924 * gcc/tree-ssa-operands.c (add_call_clobber_ops,add_call_read_ops):
4925 removed calls to static vars analysis.
4926 get_call_expr_operands: removed callee variable.
4928 2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
4930 * cfg.c (unchecked_make_edge, redirect_edge_succ,
4931 redirect_edge_pred): Use VEC_safe_push instead of
4933 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
4935 2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
4937 * cfgloopmanip.c (loopify): Take two more arguments true_edge
4939 * cfgloop.h: Adjust the corresponding prototype.
4940 * loop-unswitch.c (unswitch_loop): Adjust a call to loopify.
4941 * tree-ssa-loop-manip.c (tree_ssa_loop_version): Likewise.
4943 2004-10-25 Jakub Jelinek <jakub@redhat.com>
4945 * dwarf2out.c (rtl_for_decl_location): Avoid segfault if
4946 DECL_INCOMING_RTL is NULL.
4948 2004-10-25 Steven Bosscher <stevenb@suse.de>
4950 * timevar.def (TV_FIND_REFERENCED_VARS): New.
4951 * tree-dfa.c (pass_referenced_var): Use it.
4953 2004-10-25 Roger Sayle <roger@eyesopen.com>
4954 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4956 * cse.c: Change encoding of quantity numbers to avoid undefined
4957 pointer arithmetic on qty_table.
4958 (REGNO_QTY_VALID_P): A quantity is now valid if it isn't negative.
4959 (get_cse_reg_info): Initialize reg_qty to a unique negative value.
4960 (new_basic_block): Assign "real" quantity numbers from zero.
4961 (delete_reg_equiv): Do nothing if quantity is invalid. Reset the
4962 REG_QTY to its unique negative value.
4963 (merge_equiv_classes): Calculate need_rehash if quantity is valid.
4964 (cse_main): Don't include max_reg when determining max_qty.
4965 (cse_basic_block): Avoid subtracting a large offset from qty_table,
4966 which causes undefined C99 behaviour. Only allocate needed memory.
4968 2004-10-25 Kazu Hirata <kazu@cs.umass.edu>
4970 * stmt.c (expand_case): Remove an obsolete comment.
4972 2004-10-25 Andrew Pinski <pinskia@physics.uc.edu>
4975 * c-decl.c (grokdeclarator) <case cdk_array>: Remove the call
4976 layout_type as it is already done by build_array_type.
4977 * tree.c (build_array_type): Layout the type even
4979 2004-10-25 Alexandre Oliva <aoliva@redhat.com>
4981 * config/frv/linux.h (TARGET_C99_FUNCTIONS): Define to 0.
4983 2004-10-25 Alexandre Oliva <aoliva@redhat.com>
4985 * config/frv/frv.md (movdi, movdf): Handle wide-constant splits
4986 with wider-than-32-bit HOST_WIDE_INTs.
4988 2004-10-25 David Billinghurst <David.Billinghurst@riotinto.com>
4990 * config/mips/mips.c(mips_output_filename): Remove unused
4991 array ltext_label_name
4993 2004-10-24 Geoffrey Keating <geoffk@geoffk.org>
4995 * config/rs6000/darwin.h (BLOCK_REG_PADDING): Define.
4997 2004-10-25 Ben Elliston <bje@au.ibm.com>
4999 * cfgcleanup.c (outgoing_edges_match): Fix typo in dump output.
5001 2004-10-23 Andrew Pinski <pinskia@physics.uc.edu>
5003 * predict.c (predict_loops): Call scev_finalize instead of
5006 2004-10-24 Kazu Hirata <kazu@cs.umass.edu>
5008 * config/dbxcoff.h, config/dbxelf.h, config/libgloss.h,
5009 config/openbsd.h, config/mips/r3900.h, config/pdp11/pdp11.md,
5010 config/sh/ushmedia.h, config/sparc/elf.h,
5011 config/sparc/sp64-elf.h: Update copyright.
5013 2004-10-24 Kazu Hirata <kazu@cs.umass.edu>
5015 * stmt.c (expand_case): Handle the default label outside of
5016 the for loop. Remove code to handle a missing default label.
5018 2004-10-23 Kazu Hirata <kazu@cs.umass.edu>
5020 * dbxout.c (dbxout_function_decl): Don't use
5021 DBX_OUTPUT_FUNCTION_END.
5022 * system.h: Poison DBX_OUTPUT_FUNCTION_END.
5023 * doc/tm.texi (DBX_OUTPUT_FUNCTION_END): Remove.
5025 2004-10-23 Andrew Pinski <pinskia@physics.uc.edu>
5028 * tree-cfg.c (remove_usless_stmts_cond): Don't Fold statement.
5030 2004-10-23 Daniel Berlin <dberlin@dberlin.org>
5032 * tree-ssa-dom.c (record_equality): Use loop depth to determine
5033 which way to record the equality as well.
5034 (loop_depth_of_name): New function.
5036 2004-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
5039 * gimplify.c (gimplify_addr_expr) <VIEW_CONVERT_EXPR>: Look
5040 through the operand if it is a useless type conversion.
5042 2004-10-23 Ben Elliston <bje@au.ibm.com>
5044 * cfg.c (remove_edge): Use VEC_unordered_remove.
5045 (redirect_edge_succ): Likewise.
5046 (redirect_edge_pred): Likewise.
5047 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
5049 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
5051 * sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP): Don't access PTR
5054 2004-10-22 Eric Christopher <echristo@redhat.com>
5056 * config/rs6000/rs6000.c (setup_incoming_varargs): Align DFmode
5059 2004-10-22 Aldy Hernandez <aldyh@redhat.com>
5061 * config/rs6000/spe.md (spe_extendsfdf2): New.
5062 (movdf_e500_double): New.
5063 (spe_truncdfsf2): New.
5070 (spe_floatsidf2): New.
5071 (spe_floatunssidf2): New.
5072 (fix_truncdfsi2): New.
5073 (spe_fixuns_truncdfsi2): New.
5075 * config/rs6000/rs6000.md (truncdfsf2): Change to expander.
5076 (fpr_truncdfsf2): New.
5077 (negdf2): Change to expander.
5079 (fpr_nabsdf2): Name pattern.
5080 (adddf3): Change to expander.
5082 (subdf3): Change to expander.
5084 (muldf3): Change to expander.
5086 (divdf3): Change to expander.
5088 (movdf_softfloat32): Change !TARGET_FPRS to TARGET_E500_SINGLE.
5089 (cmpdf): Allow for TARGET_E500_DOUBLE.
5091 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
5093 * c-semantics.c (re_push_stmt_list): Remove.
5094 * c-common.h: Remove the corresponding prototype.
5096 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
5098 * stmt.c (asm_op_is_mem_input): Remove.
5099 * tree.h: Remove the corresponding prototype.
5101 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
5103 * tree-gimple.c (is_gimple_constructor_elt): Remove.
5104 * tree-gimple.h: Remove the corresponding prototype.
5106 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
5108 * varasm.c (get_pool_mode_for_function, get_pool_offset):
5110 * rtl.h: Remove the corresponding prototypes.
5112 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
5114 * tree-cfg.c (thread_jumps_from_bb): Speed up by extracting
5115 edge information when we commit ourselves to threading a
5118 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
5120 * tree-cfg.c (thread_jumps): Speed up by putting basic blocks
5121 into worklist instead of their indexes.
5123 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
5125 * alias.c, basic-block.h, cgraphunit.c, combine.c, domwalk.h,
5126 final.c, gengtype.c, genpreds.c, ggc-page.c, insn-notes.def,
5127 lambda-code.c, loop-unroll.c, modulo-sched.c, pointer-set.c,
5128 pretty-print.c, ra-colorize.c, sbitmap.c, tree-complex.c,
5129 tree-data-ref.c, tree-dfa.c, tree-inline.c, tree-into-ssa.c,
5130 tree-scalar-evolution.c, tree-ssa-dom.c,
5131 tree-ssa-loop-manip.c, tree-ssa-loop-niter.c,
5132 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-threadupdate.c,
5133 tree-vectorizer.c, vec.h: Fix comment formatting.
5135 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
5137 * dwarf.h, gthr-dce.h, gthr-single.h, gthr-solaris.h, gthr.h,
5138 libfuncs.h, libgcc2.h, stab.def, tsystem.h: Update copyright.
5140 2004-10-22 Kazu Hirata <kazu@cs.umass.edu>
5142 * config/ptx4.h, config/mcore/mcore-pe.h,
5143 config/rs6000/eabi.h, config/vax/elf.h: Update copyright.
5145 2004-10-22 Peter Barada <peter@the-baradas.com>
5147 * config/m68k/m68k.h (HARD_REGNO_RENAME_OK): New macro.
5148 * config/m68k/m68k.c (m68k_hard regno_rename_ok): Disallow
5149 renaming of non-live registers in interrupt functions.
5150 * config/m68k/m68k-protos.h (m68k_hard_regno_rename_ok): Add prototype.
5152 2004-10-22 Zdenek Dvorak <dvorakz@suse.cz>
5154 * tree-ssa-loop-niter.c (inverse): Count in HOST_WIDE_INT if possible.
5155 Use integer for loop counter.
5156 (num_ending_zeros): New function.
5157 (number_of_iterations_cond): Use num_ending_zeros.
5159 2004-10-21 Aldy Hernandez <aldyh@redhat.com>
5161 * config.gcc: Add support for --enable-e500_double.
5163 * config/rs6000/e500-double.h: New file.
5165 * config/rs6000/rs6000.h: Define TARGET_E500_SINGLE and
5168 * config/rs6000/eabi.h: Define TARGET_E500_SINGLE and
5171 * config/rs6000/linuxspe.h: Same.
5173 * doc/invoke.texi (Option Summary): Document new options for
5175 (RS/6000 and PowerPC Options): Same.
5177 * config/rs6000/rs6000.c (rs6000_parse_float_gprs_option): New
5179 (rs6000_override_options): Use it. Use
5180 SUB3TARGET_OVERRIDE_OPTIONS.
5181 Add 8548 to processor_target_table.
5182 (rs6000_legitimate_address): Handle e500 doubles.
5183 (rs6000_legitimize_address): Same.
5184 (rs6000_legitimize_reload_address): Same.
5185 (rs6000_hard_regno_nregs): Same.
5186 (spe_func_has_64bit_regs_p): Same.
5187 (emit_frame_save): Same.
5188 (gen_frame_mem_offset): Same.
5189 (rs6000_dwarf_register_span): Same.
5190 (rs6000_generate_compare): Same.
5191 (easy_fp_constant): Same.
5192 (legitimate_offset_address_p): Same.
5194 * config/rs6000/spe.md: (cmdfeq_gpr): New.
5203 2004-10-21 Giovanni Bajo <giovannibajo@gcc.gnu.org>
5205 * config/arc/lib1funcs.asm (___umulsidi3): Fix typo.
5207 2004-10-21 Zack Weinberg <zack@codesourcery.com>
5209 * dbxout.c: Remove unnecessary #undefs.
5210 (GDB_INV_REF_REGPARM_STABS_LETTER, DBX_MEMPARM_STABS_LETTER)
5211 (FILE_NAME_JOINER, STABS_GCC_MARKER): Remove; fold sole
5212 definition into use sites.
5213 (cwd): Make local to dbxout_init.
5214 (dbxout_init): Restructure cwd-using logic for clarity. Use
5216 * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Definition of
5217 STABS_GCC_MARKER folded in here.
5218 * system.h: Poison now-unused macros.
5219 * doc/tm.texi: Remove documentation of now-unused macros.
5221 2004-10-21 Andrew Pinski <pinskia@physics.uc.edu>
5224 * c-opts.c (push_command_line_include): Use the current file
5225 name instead of the main one.
5227 2004-10-21 Andrew Pinski <pinskia@physics.uc.edu>
5230 * tree.c (staticp): A CONST_DECL has static storage if either
5231 TREE_STATIC or DECL_EXTERNAL is set.
5232 * c-decl.c (pushdecl_top_level): Accept CONST_DECLs which can
5235 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
5237 * expr.c (store_expr): Remove dont_store_target.
5239 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
5241 * tree-cfg.c (thread_jumps): Speed up by using a worklist.
5243 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
5245 * tree-cfg.c (thread_jumps): Move a part of it to ...
5246 (thread_jumps_from_bb): ... here.
5248 2004-10-21 David Edelsohn <edelsohn@gnu.org>
5250 * dbxout.c (DBX_FINISH_SYMBOL): Add asm_out_file argument.
5251 * xcoffout.h (DBX_FINISH_SYMBOL): Change asmfile to (ASMFILE).
5253 2004-10-21 Kazu Hirata <kazu@cs.umass.edu>
5255 * expr.c (store_expr): Clean up by renaming want_value to
5258 2004-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
5260 * config/sh/linux-unwind.h (sh_fallback_frame_state): Don't
5263 2004-10-21 Aldy Hernandez <aldyh@redhat.com>
5266 * expmed.c (store_bit_field): Pass original 'value' before
5269 2004-10-21 Nicolas Pitre <nico@cam.org>
5271 * config/arm/ieee754-sf.S: Large speed improvements. Fix NAN handling.
5272 * config/arm/ieee754-df.S: Ditto.
5274 2004-10-20 Zack Weinberg <zack@codesourcery.com>
5276 * dbxout.c (asmfile): Delete. All uses changed to asm_out_file.
5277 (DBX_BLOCKS_FUNCTION_RELATIVE, DBX_LINES_FUNCTION_RELATIVE):
5279 (dbxout_source_line): Use DBX_OUTPUT_SOURCE_LINE when defined.
5280 When it is not, but DBX_LINES_FUNCTION_RELATIVE is true, emit
5281 an internal label and an N_SLINE .stabn whose value is the
5282 difference between that label and the function entry label.
5283 (dbxout_finish): If DBX_OUTPUT_MAIN_SOURCE_FILE_END is not defined,
5284 but DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END is, emit a
5285 label and an N_SO stab with an empty string referring to it.
5286 (dbx_output_lbrac, dbx_output_rbrac): Use if statement instead
5287 of #ifdef directive to test DBX_BLOCKS_FUNCTION_RELATIVE.
5288 (dbxout_type_methods, dbxout_symbol): Remove #if 0 block.
5289 (dbxout_prepare_symbol): Remove #ifdef WINNING_GDB block, this
5290 macro is never defined.
5291 * sdbout.c (sdbout_source_line_counter): Delete.
5292 (PUT_SDB_SRC_FILE): Delete. Uses replaced with sole definition.
5293 (sdbout_source_line): Use SDB_OUTPUT_SOURCE_LINE, which takes
5295 * xcoffout.c (ASM_OUTPUT_SOURCE_LINE): Rename ASM_OUTPUT_LINE.
5297 * config/dbxcoff.h, config/dbxelf.h: Remove unncessary #undefs.
5298 * config/c4x/c4x.h, config/pa/pa.h: Remove unnecessary macro
5299 definitions (identical to default).
5300 * config/darwin.h, config/dbxcoff.h, config/dbxelf.h, config/ptx4.h
5301 * config/h8300/coff.h, config/pa/som.h, config/sh/elf.h:
5302 Define DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END, not
5303 DBX_OUTPUT_MAIN_SOURCE_FILE_END.
5304 * config/dbxcoff.h, config/dbxelf.h, config/ptx4.h
5305 * config/mcore/mcore-pe.h, config/pa/som.h, config/sh/elf.h:
5306 Define DBX_LINES_FUNCTION_RELATIVE, not ASM_OUTPUT_SOURCE_LINE.
5307 * config/alpha/alpha-protos.h: Don't prototype alpha_output_lineno.
5308 * config/alpha/alpha.c: Move declaration of num_source_filenames up.
5309 (alpha_start_function): Use SDB_OUTPUT_SOURCE_LINE.
5310 (sym_lineno): Delete.
5311 (alpha_output_filename): Do not emit N_SOL stabs here. Remove
5312 now-unused variable.
5313 (alpha_output_lineno): Delete.
5314 * config/mips/mips-protos.h: Don't prototype mips_output_lineno.
5315 * config/mips/mips.c (mips_output_filename): Don't use
5316 ASM_OUTPUT_FILENAME. Don't emit N_SOL stabs here.
5317 (mips_output_lineno): Delete.
5318 (mips_output_function_prologue: Use SDB_OUTPUT_SOURCE_LINE.
5319 * config/alpha/alpha.h: Define DBX_OUTPUT_SOURCE_LINE and
5320 SDB_OUTPUT_SOURCE_LINE, not ASM_OUTPUT_SOURCE_LINE.
5321 * config/mips/mips.h: Likewise. Don't define ASM_OUTPUT_FILENAME.
5322 * config/mips/sdb.h: Use SDB_OUTPUT_SOURCE_LINE.
5323 * config/avr/avr.h: Don't define ASM_OUTPUT_SOURCE_LINE.
5324 * config/mmix/mmix.h: Likewise.
5325 * config/mmix/mmix.c (mmix_asm_output_source_line): Delete.
5326 * config/mmix/mmix-protos.h: Don't prototype it.
5327 * config/alpha/unicosmk.h: Also #undef PREFERRED_DEBUGGING_TYPE;
5328 no need to #undef ASM_OUTPUT_SOURCE_LINE.
5329 * config/arm/aout.h: Remove RISCiX-specific definition of
5330 DBX_OUTPUT_MAIN_SOURCE_FILENAME.
5331 * config/m32r/m32r.h: Define DBX_OUTPUT_SOURCE_LINE, not
5332 ASM_OUTPUT_SOURCE_LINE.
5333 * config/rs6000/linux64.h (ASM_OUTPUT_SOURCE_LINE): Rename to
5334 DBX_OUTPUT_SOURCE_LINE. Don't use current_function_func_begin_label.
5335 * config/vax/elf.h: No need to define DBX_OUTPUT_FUNCTION_END.
5337 * doc/tm.texi: Update.
5339 2004-10-20 Richard Henderson <rth@redhat.com>
5341 * tree-sra.c (instantiate_element): Copy DECL_IGNORED_P also.
5343 2004-10-20 Kelley Cook <kcook@gcc.gnu.org>
5345 * configure.ac: Revert my previous patch.
5346 * configure: Regenerate.
5348 2004-10-20 Ben Elliston <bje@au.ibm.com>
5350 * config/rs6000/rs6000.c
5351 (rs6000_va_start): Use build_va_arg_indirect_ref.
5352 (rs6000_gimplify_va_arg): Likewise.
5354 2004-10-20 Bryce McKinlay <mckinlay@redhat.com>
5357 * configure.ac: Declare AM_LANGINFO_CODESET.
5358 * aclocal.m4: Define AM_LANGINFO_CODESET.
5359 * configure, config.in: Rebuilt.
5361 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
5363 * expr.c (store_expr): Remove code that is run when
5364 want_value & 1 is nonzero.
5366 2004-10-20 Mark Mitchell <mark@codesourcery.com>
5368 * gthr-posix.h (__gthread_active_p): Use __extension__ around cast
5369 from function pointer to void *.
5371 2004-10-20 Kaz Kojima <kkojima@gcc.gnu.org>
5374 * config/sh/sh.c (sh_expand_epilogue): Emit a blockage insn before
5375 the frame pointer adjustment when exception handling is enabled.
5377 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
5379 * stor-layout.c: Fix a comment typo.
5381 2004-10-20 Kazu Hirata <kazu@cs.umass.edu>
5383 * expr.c (store_field): Remove two arguments value_mode and
5385 (expand_assignment, store_constructor_field,
5386 expand_expr_real_1): Adjust calls to store_field.
5388 2004-10-18 Ramana Radhakrishnan <ramana.radhakrishnan@codito.com>
5390 * config/arc/lib1funcs.asm (___umulsidi3): Correct usage of flags.
5393 * config/arc/arc.h (REGNO_OK_FOR_BASE_P,REGNO_OK_FOR_INDEX_P,
5394 REG_OK_FOR_BASE, REG_OK_FOR_INDEX): Consider blink(r31) as a valid
5395 base and index register for loads.
5397 * config/arc/t-arc: Fix multilib handling.
5399 2004-10-20 Hans-Peter Nilsson <hp@bitrange.com>
5401 * cfgrtl.c (rtl_verify_flow_info_1): When checking insns in a bb,
5402 don't inspect BLOCK_FOR_INSN for barriers.
5403 * emit-rtl.c (emit_barrier_before): Revert last change.
5404 (emit_barrier_after, emit_barrier): Ditto.
5406 * doc/extend.texi (Extended Asm): Warn and provide example
5407 solution for using a call-clobbered asm register.
5408 (Local Reg Vars): Similar. Cross-reference example.
5410 2004-10-19 Andrew Pinski <pinskia@physics.uc.edu>
5412 * tree-cfg.c (group_case_labels): Look at the second to last
5413 case statement for combing with the default case.
5415 2004-10-19 Richard Hendeson <rth@redhat.com>
5418 * stor-layout.c (layout_type): Set TYPE_ALIGN for vectors.
5420 2004-10-19 Richard Hendeson <rth@redhat.com>
5422 * builtins.c (expand_builtin_memmove): If fold_builtin_memmove
5423 succeeds, only expand the result.
5425 2004-10-19 Richard Hendeson <rth@redhat.com>
5428 * tree.c (recompute_tree_invarant_for_addr_expr): Always poll address
5431 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
5433 * tree-cfg.c (thread_jumps): Use a do-while loop instead of a
5436 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
5438 * expr.c (expand_assignment): Remove the last argument.
5439 Change the return type to void.
5440 * expr.h: Update the prototype of expand_assignment.
5441 * function.c (assign_parm_setup_reg): Update a call to
5443 * stmt.c (expand_asm_expr): Likewise.
5445 2004-10-19 Kazu Hirata <kazu@cs.umass.edu>
5447 * expr.c (expand_expr_real_1) <MODIFY_EXPR>: Remove
5448 unnecessary assignments to temp. Return const0_rtx.
5450 2004-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
5452 * config/sh/sh.c (sh5_schedule_saves): Fix typo.
5454 2004-10-18 Kelley Cook <kcook@gcc.gnu.org>
5456 * configure.ac (powerpc-*-darwin*): Require assembler to support
5458 * configure: Regenerate.
5460 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
5462 * reload1.c (ior_hard_reg_set): Remove.
5463 (finish_spills): Use IOR_HARD_REG_SET instead of
5466 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
5468 * sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP): Speed up by shifting
5469 the currently visited word to right.
5471 2004-10-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5474 * expmed.c (expand_smod_pow2): Handle modes whose size
5475 is greater than that of HOST_WIDE_INT.
5477 2004-10-18 Ziemowit Laski <zlaski@apple.com>
5479 * c-parse.in (reservedwords): Add OBJC_TYPE_QUAL as alternative.
5481 2004-10-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5482 Roger Sayle <roger@eyesopen.com>
5485 * dojump.c (discard_pending_stack_adjust): New function.
5486 (clear_pending_stack_adjust): Call it.
5487 * expr.h (discard_pending_stack_adjust): Declare it.
5488 * explow.c (emit_stack_save): Emit pending stack adjustments
5489 before saving the stack pointer.
5490 (emit_stack_restore): Discard pending stack adjustments before
5491 restoring the stack pointer.
5493 2004-10-18 Richard Henderson <rth@redhat.com>
5495 * c-common.c (handle_mode_attribute): Allow scalar->vector
5498 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
5500 * expr.c (expand_expr_real_1) [MODIFY_EXPR]: Don't request a
5501 value to expand_assignment.
5503 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
5505 * tree-cfg.c (cleanup_tree_cfg): Don't iterate on
5507 (thread_jumps): Iterate until no new forwarder block arises.
5509 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
5511 * tree-cfg.c (tree_forwarder_block_p): Don't set forwardable.
5512 (thread_jumps): Use forwardable as cache of
5513 tree_forwarder_block_p throughout the function.
5515 2004-10-18 Andreas Krebbel <krebbel1@de.ibm.com>
5517 * cfg.c (dump_flow_info): Remove redundant dump of reg life info.
5519 2004-10-18 Andrew Pinski <pinskia@physics.uc.edu>
5523 * tree-cfg.c (remove_bb): If we have a label expression in the
5524 basic block and the label we have taken the address, move the
5525 label expression to the basic block which is previous in the
5527 (tree_verify_flow_info): Fix printing out the label name of the
5528 problematic label expression.
5530 2004-10-18 Pat Haugen <pthaugen@us.ibm.com>
5532 PR rtl-optimization/18002
5533 * simplify-rtx.c (mode_signbit_p): Externalize function...
5534 * rtl.h (mode_signbit_p): ... to here.
5535 * combine.c (simplify_shift_const): Recognize PLUS signbit as
5536 canonical form of XOR signbit and move to outer op.
5538 2004-10-18 Diego Novillo <dnovillo@redhat.com>
5540 * tree-cfg.c (bsi_for_stmt): Rename from stmt_for_bsi.
5542 * tree-ssa.c (replace_immediate_uses): Call bsi_for_stmt.
5543 Don't call fold_stmt more than once, use bsi_replace.
5545 2004-10-18 Diego Novillo <dnovillo@redhat.com>
5547 PR tree-optimization/17656
5548 * tree-ssa.c (replace_immediate_uses): When replacing a
5549 constant, if the call to fold_stmt produced a different
5550 statement, get an appropriate statement pointer by scanning
5553 2004-10-18 Richard Henderson <rth@redhat.com>
5555 * pointer-set.c (hash1): Don't use libm functions in fallback case.
5557 2004-10-18 H.J. Lu <hongjiu.lu@intel.com>
5560 * Makefile.in (clean): Remove libgcc_s$(SHLIB_EXT).1.stage?.
5561 (stage1-start): Remove and copy libunwind.a and
5562 libunwind*$(SHLIB_EXT) instead of libunwind*.
5563 (stage2-start): Likewise.
5564 (stage3-start): Likewise.
5565 (stage4-start): Likewise.
5566 (stageprofile-start): Likewise.
5567 (stagefeedback-start): Likewise.
5569 * config/alpha/t-osf4 (SHLIB_LINK): Use a temporary file for
5570 the shared library to be created and don't remove the existing
5572 * config/arm/t-netbsd (SHLIB_LINK): Likewise.
5573 * config/i386/t-nwld (SHLIB_LINK): Likewise.
5574 * config/mips/t-slibgcc-irix (SHLIB_LINK): Likewise.
5575 * config/pa/t-hpux-shlib (SHLIB_LINK): Likewise.
5576 * config/sh/t-linux (SHLIB_LINK): Likewise.
5577 * config/t-libunwind-elf (SHLIBUNWIND_LINK): Likewise.
5578 * config/t-slibgcc-darwin (SHLIB_LINK): Likewise.
5579 * config/t-slibgcc-elf-ver (SHLIB_LINK): Likewise.
5580 * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
5582 * mklibgcc.in (libgcc-stage-start): Also move "*${objext}s"
5585 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
5587 * basic-block.h (reg_set_iterator): New.
5588 (EXECUTE_IF_SET_IN_REG_SET): Make it iterator style.
5589 (EXECUTE_IF_AND_COMPL_IN_REG_SET): Likewise.
5590 (EXECUTE_IF_AND_IN_REG_SET): Likewise.
5591 * caller-save.c (save_call_clobbered_regs): Adjust to the new
5593 * cfgcleanup.c (thread_jump): Likewise.
5594 * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
5595 * conflict.c (conflict_graph_compute): Likewise.
5596 * flow.c (verify_local_live_at_start, update_life_info,
5597 initialize_uninitialized_subregs, propagate_one_insn,
5598 init_propagate_block_info, free_propagate_block_info,
5599 propagate_block, dump_regset): Likewise.
5600 * global.c (global_conflicts): Likewise.
5601 * graph.c (start_bb): Likewise.
5602 * local-alloc.c (update_equiv_regs): Likewise.
5603 * loop.c (load_mems): Likewise.
5604 * reload1.c (compute_use_by_pseudos, order_regs_for_reload,
5605 find_reg, finish_spills): Likewise.
5606 * resource.c (mark_target_live_regs): Likewise.
5607 * sched-deps.c (sched_analyze_insn): Likewise.
5608 * sched-rgn.c (sched-rgn.c): Likewise.
5609 * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
5611 2004-10-18 Jakub Jelinek <jakub@redhat.com>
5613 * config/i386/i386.md (addqi_1_slp): Test for incdec_operand
5614 operand 1 instead of 2
5616 2004-10-18 Kazu Hirata <kazu@cs.umass.edu>
5618 * loop-unroll.c: Fix comment typos.
5620 2004-10-18 Revital Eres <eres@il.ibm.com>
5622 * Makefile.in (loop-unroll.o): Add VARRAY_H dependency.
5623 * loop-unroll.c: Include varray.h.
5624 (struct var_to_expand, struct opt_info): Rename split_ivs_info to
5625 opt_info and expand it to support variable expansion.
5626 (analyze_insns_in_loop): Rename analyze_ivs_to_split and
5627 expand it to support variable expansion.
5628 (pt_info_start_duplication): Rename si_info_start_duplication.
5629 (apply_opt_in_copies): Rename split_ivs_in_copies and add support
5630 to the variable expansion optimization.
5631 (free_opt_info): Rename free_si_info.
5632 (analyze_insn_to_expand_var, referenced_in_one_insn_in_loop_p,
5633 expand_var_during_unrolling, insert_var_expansion_initialization,
5634 combine_var_copies_in_loop_exit, release_var_copies,
5635 get_expansion): New functions.
5636 (peel_loop_completely, unroll_loop_constant_iterations,
5637 unroll_loop_runtime_iterations, peel_loop_simple,
5638 unroll_loop_stupid): Change uses of struct si_info
5640 and add uses of fvariable-expansion-in-unroller flag.
5641 * params.def: Add parameter to restrict the number of expansions.
5642 * params.h: (MAX_VARIABLE_EXPANSIONS): New define to restrict
5643 the number of expansions.
5644 * common.opt: (fvariable-expansion-in-unroller): New flag.
5645 * doc/invoke.texi: (fvariable-expansion-in-unroller): Document.
5647 2004-10-18 Danny Smith <dannysmith@users.sourceforge.net>
5649 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define
5650 __GXX_MERGED_TYPEINFO_NAMES to 0.
5652 2004-10-17 Hans-Peter Nilsson <hp@bitrange.com>
5654 * cfgrtl.c (rtl_verify_flow_info_1): When checking insns in a bb,
5655 handle barriers in a bb by checking that it points to a NULL bb.
5656 * emit-rtl.c (emit_barrier_before): Set BLOCK_FOR_INSN to NULL.
5657 (emit_barrier_after, emit_barrier): Ditto.
5659 2004-10-18 Joseph S. Myers <jsm@polyomino.org.uk>
5661 * doc/extend.texi (Attribute Syntax): Clarify details of
5662 attributes on parameters.
5664 2004-10-17 Zdenek Dvorak <dvorakz@suse.cz>
5666 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize): Move checking out of
5669 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
5672 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
5674 * c-typeck.c (default_function_array_conversion): Always create
5675 &a[0] for array types.
5676 (build_unary_op): Do not fold &a[x] into a + x.
5678 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
5681 * cfgexpand.c (expand_gimple_cond_expr): Emit line notes for next basic
5682 block if there is a goto with a locus.
5684 2004-10-17 Kazu Hirata <kazu@cs.umass.edu>
5686 * config/elfos.h, config/gofast.h, config/interix.h,
5687 config/netbsd.h, config/svr3.h, config/vxworks.h,
5688 config/alpha/alpha-modes.def, config/alpha/alpha-protos.h,
5689 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
5690 config/alpha/netbsd.h, config/arm/arm-modes.def,
5691 config/arm/unknown-elf.h, config/c4x/c4x-modes.def,
5692 config/cris/aout.h, config/frv/frv-modes.def,
5693 config/i386/beos-elf.h, config/i386/gas.h,
5694 config/i386/i386-coff.h, config/i386/i386-modes.def,
5695 config/i386/linux.h, config/i386/linux64.h,
5696 config/i386/mingw32.h, config/i386/netbsd-elf.h,
5697 config/i386/netbsd64.h, config/i386/sco5.h,
5698 config/i386/sol2.h, config/i386/uwin.h, config/i860/i860.md,
5699 config/ia64/ia64-modes.def, config/ia64/itanium1.md,
5700 config/ia64/itanium2.md, config/m68k/m68k-modes.def,
5701 config/mips/mips-modes.def, config/mips/sdb.h,
5702 config/mips/vr.h, config/mips/vxworks.h,
5703 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
5704 config/pa/pa32-linux.h, config/rs6000/40x.md,
5705 config/rs6000/7450.md, config/rs6000/8540.md,
5706 config/rs6000/linuxspe.h, config/rs6000/power4.md,
5707 config/rs6000/rs6000-modes.def, config/rs6000/rtems.h,
5708 config/rs6000/spe.h, config/s390/2064.md, config/s390/linux.h,
5709 config/s390/s390-modes.def, config/sh/elf.h,
5710 config/sh/sh-modes.def, config/sh/sh64.h,
5711 config/sparc/ultra1_2.md, config/sparc/ultra3.md,
5712 config/stormy16/stormy16.md, config/v850/v850-protos.h,
5713 config/vax/vax.md: Update copyright.
5715 2004-10-17 Kazu Hirata <kazu@cs.umass.edu>
5717 * expr.c (expand_expr_real_1): Remove an obsolete comment.
5719 2004-10-17 Andrew Pinski <pinskia@physics.uc.edu>
5721 * c-typeck.c (default_function_array_conversion): Always create
5722 &a[0] for array types.
5723 (build_unary_op): Do not fold &a[x] into a + x.
5725 2004-10-17 Jakub Jelinek <jakub@redhat.com>
5727 * pointer-set.c (hash1): Use integer part of 2^64 / phi
5728 instead 2^32 / phi if long is 64-bit.
5730 2004-10-17 Joseph S. Myers <jsm@polyomino.org.uk>
5732 * c-common.h (enum rid): Remove RID_PTRBASE, RID_PTREXTENT and
5734 * c-parse.in (PTR_VALUE, PTR_BASE, PTR_EXTENT): Remove %token
5736 (reswords): Remove __ptrbase, __ptrbase__, __ptrextent,
5737 __ptrextent__, __ptrvalue and __ptrvalue__.
5738 (rid_to_yy): Remove RID_PTRBASE, RID_PTREXTENT and RID_PTRVALUE
5741 2004-10-16 Dale Johannesen <dalej@apple.com>
5743 * c-common.c (c_common_get_alias_set): Use GGC for type_hash_table.
5745 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
5747 PR tree-optimization/17766
5748 * basic-block.h (enum dom_state): DOM_CONS_OK removed.
5749 (dom_info_available_p): Declare.
5750 * cfghooks.c (split_block, make_forwarder_block): Use
5751 dom_info_available_p.
5752 * dominance.c (compute_dom_fast_query, calculate_dominance_info,
5753 free_dominance_info, verify_dominators): Ditto.
5754 (dom_info_available_p): New function.
5755 * tree-cfg.c (cleanup_control_expr_graph): Free dominance information.
5756 (thread_jumps): Use dom_info_available_p.
5757 * tree-complex.c (expand_complex_div_wide): Ditto.
5758 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
5760 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
5762 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field important_candidates.
5763 (find_best_candidate): Take also important candidates into account.
5764 (find_optimal_iv_set): Initialize important_candidates bitmap.
5766 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
5768 PR tree-optimization/17560
5769 * predict.c (tree_estimate_probability): Mark irreducible
5772 2004-10-16 Zdenek Dvorak <dvorakz@suse.cz>
5774 PR rtl-optimization/17723
5775 * cfgcleanup.c (merge_memattrs): Handle case when
5776 MEM_SIZE == NULL_RTX.
5778 2004-10-15 Andrew Pinski <pinskia@physics.uc.edu>
5780 * toplev.c (dump_file_name): Change type to be const.
5782 2004-10-15 Joseph S. Myers <jsm@polyomino.org.uk>
5784 * c-typeck.c (build_compound_expr, build_c_cast): Don't try to use
5785 non_lvalue to stop something being a null pointer constant.
5787 2004-10-15 Aldy Hernandez <aldyh@redhat.com>
5789 * config/rs6000/rs6000.h (FUNCTION_ARG_REGNO_P): FPRs are only
5790 available for TARGET_FPRS.
5791 (FUNCTION_VALUE_REGNO_P): Same.
5793 2004-10-15 Geoffrey Keating <geoffk@apple.com>
5795 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
5796 -maltivec in same style as other ISA options.
5798 2004-10-15 Jon Grimm <jgrimm2@us.ibm.com>
5800 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Add __powerpc__
5803 2004-10-15 Kazu Hirata <kazu@cs.umass.edu>
5805 * bitmap.c, bitmap.h, builtin-attrs.def, cfglayout.h,
5806 collect2.h, conflict.c, coretypes.h, coverage.h, errors.h,
5807 gcc.h, gcov-dump.c, gen-protos.c, gencheck.c, gencodes.c,
5808 genconstants.c, gengenrtl.c, genmodes.c, genpeep.c,
5809 gensupport.h, graph.h, gthr-gnat.c, gthr-gnat.h, gthr-posix.c,
5810 gthr-posix.h, hard-reg-set.h, hwint.h, integrate.h, libgcc2.c,
5811 lists.c, machmode.def, mips-tdump.c, opts.h, params.c,
5812 predict.def, predict.h, protoize.c, reload.h, resource.h,
5813 rtl-error.c, sbitmap.c, sbitmap.h, sreal.c, tlink.c,
5814 tree-dump.h, tree-inline.h, unwind-dw2-fde.c, unwind-dw2.c,
5815 unwind-sjlj.c, value-prof.h: Update copyright.
5817 2004-10-15 Kazu Hirata <kazu@cs.umass.edu>
5819 * pointer-set.c, tree-vectorizer.c: Fix comment typos.
5821 2004-10-15 Diego Novillo <dnovillo@redhat.com>
5823 * tree-optimize.c (execute_one_pass): Stop timer right after
5826 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
5829 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
5832 * tree-cfg.c (remove_usless_stmts_cond): Fold statement.
5833 (remove_useless_stmts_1): Fold trees we know how to fold.
5835 2004-10-14 David Edelsohn <edelsohn@gnu.org>
5837 * configure.ac: Add .machine power4 directive when testing for
5839 * configure: Regenerate.
5841 2004-10-14 Geoffrey Keating <geoffk@apple.com>
5843 * config/darwin.h (JUMP_TABLES_IN_TEXT_SECTION): Don't define.
5845 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
5847 * tree-vectorizer.c (vect_transform_loop): Declare vectorization_factor
5850 2004-10-14 Daniel Jacobowitz <dan@codesourcery.com>
5852 * config/rs6000/rs6000.h (REG_CLASS_FROM_LETTER): Return NO_REGS
5853 for 'f' if !TARGET_FPRS.
5855 2004-10-14 Richard Henderson <rth@redhat.com>
5858 * dwarf2out.c (loc_descriptor_from_tree_1): Handle FIX_*_EXPR.
5860 2004-10-14 Richard Henderson <rth@redhat.com>
5863 * c-decl.c (store_parm_decls_oldstyle): Care for parameter type
5865 * c-parse.in (compstmt_primary_start): Check cur_stmt_list non-null
5866 instaed of current_function_decl non-null.
5868 2004-10-14 Matt Austern <austern@apple.com>
5870 * pointer-set.c: New file, special-purpose hash table.
5871 * pointer-set.h: New file.
5872 * tree.h (struct pointer_set_t): Declare as opaque type.
5873 (tree_walk): Last argument is pointer_set_t* now.
5874 * tree-inline.c (WALK_SUBTREE): Convert from htab to pset.
5876 (walk_tree): Convert from htab_t to pointer_set_t for keeping
5877 track of which nodes have already been visited.
5878 (walk_tree_without_duplicates): Convert from htab_t to pointer_set_t.
5879 * cgraphunit.c (cgraph_create_edges): Likewise.
5880 (cgraph_characterize_statics_local): Likewise.
5881 * tree-dfa.c (collect_dfa_stats): Likewise.
5882 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Last arg is
5884 * langhooks.c (lhd_tree_inlining_walk_subtrees): Likewise.
5885 * langhooks.h (struct lang_hooks_for_tree_inlining): Last arg type
5886 of walk_subtrees is pointer_set_t* now.
5887 * Makefile.in (OBJS-common): add pointer-set.o
5888 (tree-inline.o): Depends on pointer-set.h
5889 (tree-dfa.o): Likewise
5890 (cgraphunit.o): Likewise
5892 2004-10-14 Geoffrey Keating <geoffk@apple.com>
5894 * config/rs6000/darwin.h (ASM_SPEC): Delete.
5895 (TARGET_ASM_FILE_START): Define.
5896 * config/darwin.h (ASM_SPEC): Define.
5897 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Don't supply
5898 -mlong-double-128, it's the default. Update comment about reason
5899 for force_cpusubtype_ALL.
5900 * config/rs6000/darwin-vecsave.asm: Supply .machine.
5901 * config/rs6000/darwin-world.asm: Likewise.
5902 * config/rs6000/rs6000.c (rs6000_darwin_file_start): New.
5903 (symbolic_operand): Delete #if 0ed code.
5905 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
5907 * stmt.c (add_case_node): Make sure that we have integer
5908 constant before calling tree_int_cst_compare.
5910 2004-10-14 Andrew Pinski <pinskia@physics.uc.edu>
5914 * tree-cfg.c (remove_usless_stmts_cond): Fold statement.
5915 (remove_useless_stmts_1): Fold trees we know how to fold.
5917 2004-10-14 Joseph S. Myers <joseph@codesourcery.com>
5919 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS),
5920 config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Disallow
5923 2004-10-14 Ulrich Weigand <uweigand@de.ibm.com>
5925 * reload.c (find_reloads): When reloading a PLUS with constant
5926 operand, make sure the constant is pushed to the constant pool
5928 * config/s390/s390.c (s390_secondary_input_reload_class): Remove
5929 reload bug workaround.
5930 (s390_expand_plus_operand): Likewise.
5932 2004-10-14 David Edelsohn <edelsohn@gnu.org>
5934 * opts.c (common_handle_option): Do not enable
5935 flag_speculative_prefetching for -fprofile-generate/use.
5937 2004-10-14 Devang Patel <dpatel@apple.com>
5940 * tree-if-conv.c (process_phi_nodes): Process latch block.
5941 (combine_blocks): Process latch block and update loop structure.
5943 2004-10-14 Olga Golovanevsky <olga@il.ibm.com>
5945 * tree-vectorizer.c (vect_generate_tmps_on_preheader):
5946 (vect_update_ivs_after_vectorizer):
5947 (vect_transform_for_unknown_loop_bound):
5948 (tree_duplicate_loop_to_edge):
5949 (allocate_new_names):
5952 (rename_variables_in_bb):
5954 (rename_variables_in_loop):
5956 (update_phis_for_duplicate_loop):
5957 (update_phi_nodes_for_guard):
5958 (make_loop_iterate_ntimes):
5959 (tree_duplicate_loop_to_edge_cfg):
5961 (vect_analyze_loop_with_symbolic_num_of_iters):
5962 (verify_loop_for_duplication):
5963 (vect_gen_niters_for_prolog_loop):
5964 (vect_update_niters_after_peeling):
5965 (vect_update_inits_of_dr):
5966 (vect_update_inits_of_drs):
5967 (vect_build_loop_niters):
5968 (vect_do_peeling_for_alignment): New functions.
5969 (vect_transform_loop): Add unknown and known but indivisible loop
5970 bound support; add peeling for unalignment support.
5971 (vect_analyze_loop_form): Support symbolic number of iterations.
5972 (vect_transform_loop_bound): New input parameter.
5973 (vect_get_loop_niters): Change input parameter type.
5974 (new_loop_vec_info): LOOP_VINFO_NITERS is tree now.
5975 (vectorizable_store): Allow unaligned access.
5976 (vectorize_loops): Add rewrite_into_loop_closed_ssa.
5977 (vect_analyze_data_refs_alignment): Allowed one unaligned
5979 * tree-vectorizer.h (LOOP_VINFO_NITERS_KNOWN_P): Redefined
5981 (LOOP_VINFO_INT_NITERS): New macro.
5982 (MAX_NUMBER_OF_UNALIGNED_DATA_REFS): New define.
5983 (do_peeling_for_alignment):
5984 (unaligned_drs): New members of _loop_vec_info.
5985 (LOOP_DO_PEELING_FOR_ALIGNMENT): New macro.
5987 2004-10-14 Ranjit Mathew <rmathew@hotmail.com>
5989 * tree.h (TREE_STRING_POINTER): Wrap in "const char *".
5990 (struct tree_string): Remove "const" qualifier for "str".
5992 2004-10-14 Ira Rosen <irar@il.ibm.com>
5994 * tree-vectorizer.c (vect_analyze_data_refs): Call
5995 vect_get_base_and_bit_offset to get memory tag for array ref.
5996 (vect_create_addr_base_for_vector_ref): Remove redundant checks.
5998 2004-10-14 Richard Earnshaw <rearnsha@arm.com>
6000 * configure.ac: Use $LN_S for creating symlinks (not $LN).
6001 * configure: Regenerate.
6003 2004-10-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6005 * doc/install.texi (*-*-solaris2*): Update with info about kernel
6006 patches to solve spurious testsuite failures.
6008 2004-10-14 Dorit Naishlos <dorit@il.bim.com>
6010 * tree-vectorizer.c (get_vectype_for_scalar_type): Added debug prinouts.
6011 Added check that vectype is VECTOR_MODE_P, instead of check for BLKmode.
6012 (vect_analyze_operations): Make sure the vectorization factor > 1. Add
6013 gcc_assert under ENABLE_CHECKING.
6014 (vectorizable_operation): Remove check for VECTOR_MODE_P (moved to
6015 get_vectype_for_scalar_type).
6017 (vect_get_vec_def_for_operand): Remove redundant variables.
6018 (vect_transform_loop): Likewise.
6020 2004-10-14 Richard Sandiford <rsandifo@redhat.com>
6022 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Make r11 fixed and
6023 global for -mcaller-super-interworking.
6024 (CALLER_INTERWORKING_SLOT_SIZE): New macro.
6025 * config/arm/arm.c (thumb_compute_save_reg_mask): Save r11 if
6026 CALLER_INTERWORKING_SLOT_SIZE is nonzero and the function does
6027 not need a frame pointer.
6028 (arm_get_frame_offsets): Add CALLER_INTERWORKING_SLOT_SIZE bytes to
6029 the soft frame pointer offset.
6030 (thumb_expand_prologue): Set up r11 for -mcaller-super-interworking.
6031 * config/arm/arm.md (*call_reg_thumb, *call_value_reg_thumb): Use
6032 _interwork_{r7,r11}_call_via_rN if some arguments are passed on
6033 the stack. Use frame_pointer_needed to choose between them.
6034 * config/arm/lib1funcs.asm (_arm_return_{r7,r11}): New functions.
6035 (interwork_with_frame): New macro.
6036 (interwork): Add _interwork_{r7,r11}_call_via_rN().
6038 2004-10-14 Ben Elliston <bje@au.ibm.com>
6041 * diagnostic.c (trim_filename): Fix logic bug in walking backwards
6042 up the filename looking for a previous directory separator.
6044 2004-10-14 Joseph S. Myers <jsm@polyomino.org.uk>
6046 * c-tree.h (enum c_typespec_kind, struct c_typespec,
6047 parser_xref_tag): New.
6048 (struct c_declspecs): Add tag_defined_p. Adjust definition of
6050 (declspecs_add_type): Adjust prototypes.
6051 * c-parse.in (%union): Add tstype.
6052 (typespec_nonattr, typespec_attr, typespec_reserved_nonattr,
6053 typespec_reserved_attr, typespec_nonreserved_nonattr,
6054 structsp_attr, structsp_nonattr): Change to tstype. Update
6056 * c-decl.c (build_null_declspecs): Initialize tag_defined_p.
6057 (declspecs_add_type): Update to take struct c_typespec argument.
6058 Set tag_defined_p and typedef_p as appropriate.
6059 (xref_tag): Rename to parser_xref_tag and replace by wrapper.
6060 Update to return struct c_typespec.
6061 (shadow_tag_warned): Don't let empty declarations with qualifiers
6062 or storage class specifiers redeclare a tag if a previous
6063 declaration is visible.
6065 2004-10-13 Richard Henderson <rth@redhat.com>
6068 * dwarf2out.c (rtl_for_decl_location): Apply big-endian correction
6069 for DECL_INCOMING_RTL.
6071 2004-10-14 Hans-Peter Nilsson <hp@axis.com>
6074 * config/cris/cris.md (asrandb, asrandw, lsrandb, lsrandw): Apply
6075 trunc_int_for_mode for constants used in shortened mode.
6077 2004-10-13 Richard Henderson <rth@redhat.com>
6080 * c-common.c (handle_mode_attribute): Disallow mode changes that
6081 alter the CODE of the top-level type.
6083 * crtstuff.c (__FRAME_END__): Remove mode attribute. Find 32-bit
6084 integer from internal limits macros.
6085 * config/i386/mm3dnow.h (__v2sf): Fix base type.
6087 2004-10-13 Richard Henderson <rth@redhat.com>
6090 * function.c (instantiate_decl): Recurse for CONCAT.
6092 2004-10-13 David Edelsohn <edelsohn@gnu.org>
6094 * config/rs6000/rs6000.md (andsi3): Add attribute "compare" for
6097 (extzvdi_internal1): Add attribute "compare".
6098 (extzvdi_internal2): Same.
6100 2004-10-12 Tom Tromey <tromey@redhat.com>
6102 * doc/md.texi (Insn Canonicalizations): Removed extraneous quote.
6104 2004-10-13 Dale Johannesen <dalej@apple.com>
6106 * doc/extend.texi (Extended Asm): Rewrite asm volatile description.
6108 2004-10-13 Frank Ch. Eigler <fche@redhat.com>
6110 * toplev.c (compile_file): Call mudflap_finish_file from here ...
6111 * c-decl.c (c_write_global_declarations): ... instead of here ...
6112 * cp/decl.c (cp_finish_file): ... and here.
6113 * tree-mudflap.c (mudflap_enqueue_decl): Reword a warning message.
6115 2004-10-13 Andrew Pinski <pinskia@physics.uc.edu>
6117 * tree-ssa-dom.c (record_range): Free the element if we are not
6120 2004-10-13 Tom Tromey <tromey@redhat.com>
6123 * gcc.c (option_map): Added --extdirs and --encoding.
6125 2004-10-13 Eric Botcazou <ebotcazou@libertysurf.fr>
6128 * config/sparc/sparc.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Set to
6129 sparc_can_output_mi_thunk.
6130 (sparc_output_mi_thunk): Simplify handling of delta offset. Add
6131 handling of vcall offset.
6132 (sparc_can_output_mi_thunk): New predicate.
6133 * doc/tm.texi (TARGET_ASM_OUTPUT_MI_THUNK): Document VCALL_OFFSET.
6134 (TARGET_ASM_OUTPUT_MI_VCALL_THUNK): Delete.
6135 (TARGET_ASM_CAN_OUTPUT_MI_THUNK): New target hook.
6137 * config/sparc/sparc.c (emit_and_preserve): Preserve stack alignment.
6139 * config/sparc/sparc.md (movdi): Remove redundant test.
6141 2004-10-13 Paolo Bonzini <bonzini@gnu.org>
6143 * tree-dump.c (dump_options): Remove TDF_TREE, TDF_RTL,
6144 TDF_IPA from -fdump-tree-*-all.
6146 2004-10-13 Paul Brook <paul@codesourcery.com>
6148 * config/arm/arm-protos.h (arm_load_pic_register): Update prototype.
6149 * config/arm/arm.c (thumb_find_work_register): Update comments.
6150 (arm_load_pic_register): Add argument for scratch register.
6151 (arm_expand_prologue, thumb_expand_prologue): Pass extra argument.
6152 * config/arm/arm.md (builtin_setjmp_receiver): Ditto.
6154 2004-10-13 Kazu Hirata <kazu@cs.umass.edu>
6156 * tree-data-ref.c: Fix comment typos.
6158 2004-10-13 Jakub Jelinek <jakub@redhat.com>
6159 Zdenek Dvorak <dvorakz@suse.cz>
6161 PR tree-optimization/17724
6162 * tree-cfg.c (tree_purge_dead_eh_edges): Free dominance info.
6164 2004-10-13 Dorit Naishlos <dorit@il.ibm.com>
6166 * rs6000.c (altivec_builtin_mask_for_load): Made static GTY(()).
6167 (altivec_builtin_mask_for_store): Likewise.
6168 (altivec_init_builtins): Use lang_hooks.builtin_function to
6169 create the decls for builtin_altivec_mask_for_load/store.
6171 2004-10-13 Nick Clifton <nickc@redhat.com>
6173 * config/c4x/c4x.c: Remove inclusion of loop.h.
6175 2004-10-12 Ben Elliston <bje@au.ibm.com>
6177 * basic-block.h (edge_iterator): Keep the address of VEC(edge) *.
6178 (ei_container): New; renamed.
6179 (ei_start, ei_last): New macros.
6180 (ei_start_1, ei_last_1): Renamed from ei_start.
6181 (ei_last_1, ei_end_p): Use ei_container() where applicable.
6182 (ei_one_before_end_p, ei_next, ei_edge): Likewise.
6183 * gcse.c (remove_reachable_equiv_notes): Use ei_container().
6185 2004-10-11 Sebastian Pop <pop@cri.ensmp.fr>
6187 * Makefile.in (tree-ssa-loop-niter.o): Depends on tree-data-ref.h.
6188 * cfgloop.c (initialize_loops_parallel_p): New.
6189 (flow_loops_find): Initialize the parallel_p field to true for all
6191 * tree-ssa-loop-niter.c: Include "tree-data-ref.h".
6192 (estimate_numbers_of_iterations_loop): Infers the loop bounds from
6193 the size of the data accessed in the loop.
6194 (struct nb_iter_bound): Moved...
6195 * cfgloop.h (struct nb_iter_bound): ... here.
6196 (estimated_nb_iterations, parallel_p): New fields in struct loop.
6197 (record_estimate): Declare extern here.
6198 * tree-chrec.c: Fix comments.
6199 (nb_vars_in_chrec): New function.
6200 * tree-chrec.h (nb_vars_in_chrec): Declared here.
6201 * tree-data-ref.c: Don't include lambda.h, that is already included
6203 (tree_fold_divides_p): Don't check for integer_onep.
6204 (tree_fold_bezout): Removed.
6205 (gcd): New static duplicated function.
6206 (int_divides_p, dump_subscript): New.
6207 (dump_data_dependence_relation): Use dump_subscript.
6208 (dump_dist_dir_vectors, dump_ddrs, compute_estimated_nb_iterations,
6209 estimate_niter_from_size_of_data): New.
6210 (analyze_array_indexes, analyze_array): Call
6211 estimate_niter_from_size_of_data during the detection of array
6212 references. Pass in a pointer to the statement that contains the
6214 (all_chrecs_equal_p): New.
6215 (compute_distance_vector): Renamed compute_subscript_distance.
6216 Deal with multivariate conflict functions.
6217 (initialize_data_dependence_relation): Initialize DDR_AFFINE_P,
6218 DDR_SIZE_VECT, DDR_DIST_VECT, and DDR_DIR_VECT.
6219 (non_affine_dependence_relation): New.
6220 (analyze_ziv_subscript, analyze_siv_subscript_cst_affine,
6221 analyze_siv_subscript, analyze_miv_subscript,
6222 analyze_overlapping_iterations, subscript_dependence_tester):
6223 Initialize and return last_conflicts function.
6224 (initialize_matrix_A, FLOOR, compute_overlap_steps_for_affine_univar,
6225 compute_overlap_steps_for_affine_1_2): New.
6226 (analyze_siv_subscript_affine_cst): Removed.
6227 (analyze_subscript_affine_affine): Disprove dependences based on the
6228 iteration domains. Solve the univariate dependence case as before,
6229 but use lambda_matrix_right_hermite instead of tree_fold_bezout.
6230 Implement the multivariate case of 2 versus 1 variables.
6231 (build_classic_dist_vector, build_classic_dir_vector): Implement some
6233 (find_data_references_in_loop): Compute and initialize
6234 loop->estimated_nb_iterations and loop->parallel_p.
6235 (analyze_all_data_dependences): Modify the debug dump order.
6236 * tree-data-ref.h (SUB_LAST_CONFLICT_IN_A, SUB_LAST_CONFLICT_IN_B,
6237 subscript->last_conflict_in_a, subscript->last_conflict_in_b): Removed.
6238 (SUB_LAST_CONFLICT, subscript->last_conflict,
6239 data_dependence_relation->affine_p, data_dependence_relation->size_vect,
6240 DDR_AFFINE_P, DDR_SIZE_VECT): New.
6241 (find_data_references_in_loop, initialize_data_dependence_relation,
6242 dump_subscript, dump_ddrs, dump_dist_dir_vectors): Declared here.
6244 2004-10-12 Kelley Cook <kcook@gcc.gnu.org>
6246 * configure: Regenerate.
6248 2004-10-12 Fariborz Jahanian <fjahanian@apple.com>
6251 * tree-ssa-dom.c (unsafe_associative_fp_binop): New function.
6252 (simplify_rhs_and_lookup_avail_expr): Disallow associativity
6253 and constant folding of floating point MULT_EXPR/PLUS_EXPR
6256 2004-10-12 Ulrich Weigand <uweigand@de.ibm.com>
6258 * config/s390/s390.c (s390_va_start): Use build_va_arg_indirect_ref.
6259 (s390_gimplify_va_arg): Likewise.
6261 2004-10-12 Daniel Jacobowitz <dan@debian.org>
6263 * defaults.h (REGNO_MODE_OK_FOR_BASE_P, REG_MODE_OK_FOR_BASE_P)
6264 (MODE_BASE_REG_REG_CLASS, REGNO_MODE_OK_FOR_REG_BASE_P)
6265 (REG_MODE_OK_FOR_REG_BASE_P): Provide default definitions.
6266 * regclass.c (record_address_regs): Remove ifdef. Use
6267 REG_MODE_OK_FOR_REG_BASE_P and MODE_BASE_REG_REG_CLASS.
6268 * regrename.c (REG_MODE_OK_FOR_BASE_P): Remove unnecessary
6270 (scan_rtx_address, replace_oldest_value_addr): Use
6271 REG_MODE_OK_FOR_REG_BASE_P and MODE_BASE_REG_REG_CLASS.
6272 * reload.c (REGNO_MODE_OK_FOR_BASE_P, REG_MODE_OK_FOR_BASE_P): Remove
6273 unnecessary definitions.
6274 (find_reloads_address_1): Support REG_MODE_OK_FOR_REG_BASE_P
6275 and MODE_BASE_REG_REG_CLASS.
6276 * config/arm/arm.h (MODE_BASE_REG_CLASS): Don't check reload_completed.
6277 (MODE_BASE_REG_REG_CLASS): Define.
6278 (REGNO_MODE_OK_FOR_REG_BASE_P): Define.
6279 (REG_MODE_OK_FOR_REG_BASE_P): Define.
6280 * doc/tm.texi (Register Classes): Document MODE_BASE_REG_REG_CLASS,
6281 REG_MODE_OK_FOR_REG_BASE_P, and REGNO_MODE_OK_FOR_REG_BASE_P.
6283 2004-10-12 Daniel Berlin <dberlin@dberlin.org>
6285 * tree-ssa-alias.c (verify_name_tags): New function.
6286 (verify_flow_sensitive_alias_info): Remove code that used to check name tags.
6287 (verify_alias_info): Call verify_name_tags.
6289 2004-10-12 Kazu Hirata <kazu@cs.umass.edu>
6291 PR rtl-optimization/17931
6292 * config/i386/i386.c (ix86_rtx_costs): Handle COMPARE with
6295 2004-10-12 Richard Earnshaw <rearnsha@arm.com>
6297 * arm.c (arm_print_operand): Use output_operand_lossage where possible
6298 rather than aborting.
6300 2004-10-12 Paul Brook <paul@coudesourcery.com>
6302 * config.gcc: Add armv6{k,z,zk}
6303 * config/arm/arm-cores.def: Add arm1176 and mpcore.
6304 * config/arm/tune.md: Regenerate.
6305 * config/arm/arm.c (FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK):
6307 (all_architectures): Add armv6k, armv6z, armv6zk.
6308 * config/arm/lib1funcs.asm: Recognise new arm arcitectures.
6309 * doc/invoke.texi: Document new arch and cpu values.
6311 2004-10-12 Paul Brook <paul@coodesourcery.com>
6313 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Change meabi=3 to
6316 2004-10-12 Paul Brook <paul@codesourcery.com>
6318 * config/arm/arm.md (addsi3_cbranch_scratch): Correct constraints.
6319 Handle negative constants.
6321 2004-10-12 Joseph S. Myers <jsm@polyomino.org.uk>
6324 * c-typeck.c (convert_arguments): Return error_mark_node if there
6325 are too few arguments.
6326 (build_function_call): Handle error_mark_node return from
6329 2004-10-06 Paolo Bonzini <bonzini@gnu.org>
6331 * configure.ac (symbolic_link): Replace with $LN_S.
6332 (Assembler/Linker): Hard link from gas and binutils trees.
6333 * aclocal.m4 (gcc_AC_PROG_LN_S): Try "cp -p" before cp.
6334 * configure: Regenerate.
6336 2004-10-12 Paul Brook <paul@codesourcery.com>
6338 * configure.ac: Don't look for host assembler when building a canadian
6340 * configure: Regenerate.
6342 2004-10-11 Roger Sayle <roger@eyesopen.com>
6345 * c-opts.c (permit_fortran_options): Delete/obsolete global variable.
6346 (c_common_init_options): Remove #ifdef CL_F77 code. Scan command
6347 line options for "-lang-asm" and if found allow any of the C-family
6349 (c_common_handle_option): Remove last use of permit_fortran_options.
6351 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
6353 * config/s390/s390.c (print_operand): Support 'S' format flag.
6354 * config/s390/s390.md ("*tmqi_mem"): Use 'S' format flag.
6355 ("*tstsi", "*tstsi_cconly", "*tstsi_cconly2"): Likewise.
6356 ("*tsthiCCT", "*tsthiCCT_cconly", "*tsthi", "*tsthi_cconly"): Likewise.
6357 ("*tstqiCCT", "*tstqiCCT_cconly", "*tstqi", "*tstqi_cconly"): Likewise.
6358 ("*cmphi_ccu", "*cmpqi_ccu", "*clc"): Likewise
6359 ("movti", "*movdi_31", "*movqi", "*movdf_31", "*mvc"): Likewise.
6360 ("*movstricthi"): Likewise.
6361 ("*load_multiple_di", "*load_multiple_si"): Likewise.
6362 ("*store_multiple_di", "*store_multiple_si"): Likewise.
6363 ("*sethiqisi", "*sethihisi"): Likewise.
6364 ("*sethiqidi_64", "*sethiqidi_31"): Likewise.
6365 ("*andqi3_zarch", "*andqi3_esa", "*nc"): Likewise.
6366 ("*iorqi3_zarch", "*iorqi3_esa", "*oc"): Likewise.
6367 ("*xorqi3", "*xc", "*xc_zero"): Likewise.
6368 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Likewise.
6370 ("*tmhi_full"): Fix incorrect op_type attribute.
6372 ("*adddi3_alc_cc", "*adddi3_alc"): Remove double backslash.
6373 ("*subdi3_slb_cc", "*subdi3_slb"): Likewise.
6374 ("*addsi3_alc_cc", "*addsi3_alc"): Likewise.
6375 ("*subsi3_slb_cc", "*subsi3_slb"): Likewise.
6377 2004-10-11 Andrew Pinski <pinskia@physics.uc.edu
6380 * function.c (temp_slots_at_level): Fix typo which creates too
6381 many temp stack slots levels.
6383 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
6385 * config/s390/s390.c (s390_trampoline_template): Generate shorter
6387 (s390_trampoline_instantiate): Adapt.
6388 * config/s390/s390.h (TRAMPOLINE_SIZE): Adapt to new code.
6390 2004-10-11 Roger Sayle <roger@eyesopen.com>
6393 * stmt.c (add_case_node): Add additional type argument. Declare
6394 as static to match prototype. Convert the upper and lower bounds
6395 to the specified index type. Optimize away case ranges/values
6396 that are outside the index type's bounds. Truncate case ranges
6397 that span the index type's bounds.
6398 (expand_case): Avoid unnessary computation and memory allocation
6399 when index type is error_mark_node. Pass index_type as required
6400 by change to add_case_node API. No need to convert case range
6401 bounds to index_type, this is now done by add_case_node.
6403 2004-10-11 Ulrich Weigand <uweigand@de.ibm.com>
6405 * config/s390/s390-protos.h (s390_offset_p): Add prototype.
6406 * config/s390/s390.c (s390_offset_p): New function.
6407 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccu",
6408 "*cmpsi_ccu", "*cmphi_ccu", "*cmpqi_ccu"): Use splitter to
6409 transform Q->Q alternatives to *clc pattern.
6411 ("movti", "*movdi_64", "*movdi_31", "*movsi_zarch", "*movsi_esa",
6412 "*movhi", "*movqi", "*movdf_64", "*movdf_31", "movsf"): Use splitter
6413 to transform Q->Q alternatives to *mvc pattern.
6414 ("*mvc"): Move. Add peephole to merge adjacent MVCs.
6415 ("*anddi3", "*andsi3_zarch", "*andsi3_esa", "*andhi3_zarch",
6416 "*andhi3_esa", "*andqi3_zarch", "*andqi3_esa"): Use splitter to
6417 transform Q->Q alternatives to *nc pattern.
6418 ("*nc"): New insn. New peephole to merge adjacent NCs.
6419 ("*iordi3", "*iorsi3_zarch", "*iorsi3_esa", "*iorhi3_zarch",
6420 "*iorhi3_esa", "*iorqi3_zarch", "*iorqi3_esa"): Use splitter to
6421 transform Q->Q alternatives to *oc pattern.
6422 ("*oc"): New insn. New peephole to merge adjacent OCs.
6423 ("*xordi3", "*xorsi3", "*xorhi3", "*xorqi3"): Use splitter to
6424 transform Q->Q alternatives to *xc pattern.
6425 ("*xc"): New insn. New peephole to merge adjacent XCs.
6426 ("*xc_zero"): Move. Add peephole to merge adjacent XCs.
6428 2004-10-11 Andrew Pinski <pinskia@physics.uc.edu>
6430 * gimplify.c (gimple_push_condition): Make sure that we don't
6431 have any saved condition cleanup if we were at the top level.
6433 2004-10-11 Richard Sandiford <rsandifo@redhat.com>
6435 * config/frv/frv.md (*adddi3_internal): Change name to...
6436 (adddi3): ...replacing the exisiting define_expand. Combine
6437 alternatives. Fix the range of the constant constraints ('J' instead
6438 of 'NOP'). Remove bogus operands[2] check. Use simplify_gen_subreg
6439 to extract the lower and upper halves of the DImode operands.
6440 Always use addi3_lower and adddi3_upper, not the subdi3 forms.
6441 (adddi3_lower): Fix the range of the constant constraints and
6442 remove the bogus operands[2] check.
6443 (adddi3_upper): Use gpr_or_int10_operand as the predicate for
6444 operand 2. Use addxi to handle constant operands.
6445 (subdi3_lower, subdi3_upper): Don't handle constant operands.
6447 2004-10-11 Nathan Sidwell <nathan@codesourcery.com>
6449 * gengtype-lex.l: Add commented } & ) characters to unconfuse
6450 editor's paren matching. Allow #define inside a struct.
6452 2004-10-10 Andrew Pinski <pinskia@physics.uc.edu>
6455 part of PR c++/17657
6456 * fold-const.c (fold_build_cleanup_point_expr): New function.
6457 * tree.h (fold_build_cleanup_point_expr): Prototype.
6459 2004-10-10 Eric Christopher <echristo@redhat.com>
6461 * dwarf2out.c: Move attribute to subprogram declaration
6462 instead of subroutine type.
6464 2004-10-10 Kazu Hirata <kazu@cs.umass.edu>
6466 * basic-block.h: Remove the prototypes for can_hoist_insn_p,
6467 hoist_insn_after, and hoist_insn_to_edge.
6468 * rtl.h: Remove the prototypes for reg_referenced_between_p,
6469 no_jumps_between_p, and insn_dependent_p.
6470 * rtlanal.c (no_jumps_between_p, reg_referenced_between_p,
6471 insn_dependent_p, insn_dependent_p_1, hoist_test_store,
6472 can_hoist_insn_p, hoist_update_store, hoist_insn_after,
6473 hoist_insn_to_edge): Remove.
6475 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
6478 * c-decl.c (grokparms): Don't warn for parameters of incomplete
6479 type in declarations that are not definitions except for the case
6480 of parameters of void type.
6482 2004-10-10 Kazu Hirata <kazu@cs.umass.edu>
6484 * tree-cfg.c: Fix comment typos.
6486 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
6489 * builtins.c (expand_builtin_va_start): Check for too few
6490 arguments to va_start.
6492 2004-10-10 Joseph S. Myers <jsm@polyomino.org.uk>
6495 * c-decl.c (grokfield): Make diagnostic for bad cases of unnamed
6496 fields a pedwarn. Pedwarn here for unnamed structs/unions if
6498 * c-parse.in (component_decl): Don't pedwarn here for unnamed
6501 2004-10-09 Zdenek Dvorak <dvorakz@suse.cz>
6503 PR tree-optimization/17906
6504 * tree-tailcall.c (tree_optimize_tail_calls_1): Do not attempt to
6505 copy non-gimple reg arguments.
6507 2004-10-09 Roger Sayle <roger@eyesopen.com>
6509 PR rtl-optimization/17853
6510 * simplify-rtx.c (simplify_relational_operation): Correct comment.
6511 Reorganize handling of comparison operations with floating point
6512 results (always return 0.0 even without FLOAT_STORE_FLAG_VALUE).
6513 Likewise, introduce support for comparison operations with vector
6514 result types, introducing a new VECTOR_STORE_FLAG_VALUE target macro.
6516 * doc/rtl.texi: Document new VECTOR_STORE_FLAG_VALUE target macro.
6517 * doc/tm.texi: Likewise.
6519 2004-10-09 Steven Bosscher <stevenb@suse.de>
6521 * regs.h (struct reg_info_def): Remove the last_node_uid and
6522 changes_mode fields.
6523 (REGNO_LAST_NOTE_UID): Don't define.
6524 * regclass.c (reg_scan_mark_refs): Don't set REGNO_LAST_NOTE_UID.
6525 * regmove.c (copy_src_to_dest): Likewise.
6527 2004-10-09 Roger Sayle <roger@eyesopen.com>
6530 * fold-const.c (fold_div_compare): When optimizing X/C1 op C2, the
6531 relational comparison operator op needs to be swapped/reversed when
6532 C1 is negative. i.e. X/-10 < 1 becomes X >= -9, not X < -9.
6534 2004-10-08 Andrew Pinski <pinskia@physics.uc.edu>
6537 * tree-ssa-phiopt.c (conditional_replacement): Use bsi_after_labels
6538 instead of bsi_start.
6539 (value_replacement): Likewise.
6540 (abs_replacement): Likewise
6542 2004-10-09 Steven Bosscher <stevenb@suse.de>
6544 * cfgexpand.c (maybe_dump_rtl_for_tree_stmt): New function.
6545 (expand_gimple_cond_expr, expand_gimple_tailcall,
6546 expand_gimple_basic_block): Use it to dump RTL for each stmt.
6547 (tree_expand_cfg): Announce full RTL function dump.
6548 * tree-optimize.c (execute_one_pass): Use normal RTL printing,
6549 not the graph version.
6550 * tree-pretty-print.c (dump_generic_node): Allow empty statements
6551 in the arms of a COND_EXPR for lowered nodes.
6553 2004-10-08 Joseph S. Myers <joseph@codesourcery.com>
6555 * config/rs6000/spe.h (atosfix16, atosfix32, atosfix64, atoufix16,
6556 atoufix32, atoufix64, strtosfix16, strtosfix32, strtosfix64,
6557 strtoufix16, strtoufix32, strtoufix64): Declare.
6559 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
6561 * c-lex.c (interpret_float): Give a pedwarn rather than a warning
6562 for an out-of-range floating point constant.
6563 * builtins.c (fold_builtin_inf): Give a pedwarn rather than a
6564 warning if the target format does not support infinities.
6566 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
6568 * emit-rtl.c (last_label_num, base_label_num): Remove.
6569 (max_label_num): Always return label_num.
6570 (set_new_last_label_num, restore_emit_status): Remove.
6571 (init_emit): Don't initialize last_label_num.
6572 * function.c (pop_function_context_from): Don't call
6573 restore_emit_status.
6574 * function.h: Remove the prototype for restore_emit_status.
6575 * rtl.h: Remove the prototype for set_new_last_label_num.
6577 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
6579 * stmt.c (expand_decl_init): Remove.
6580 * tree.h: Remove the corresponding prototype.
6582 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
6584 * integrate.c (try_constants, subst_constants, mark_stores):
6586 * integrate.h: Remove the prototype for try_constants.
6588 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
6590 * c-typeck.c (enum impl_conv): Add ic_argpass_nonproto.
6591 (convert_for_assignment): Handle ic_argpass_nonproto. Add
6592 comments about its relevance to errors.
6593 (c_convert_parm_for_inlining): Use ic_argpass_nonproto.
6595 2004-10-08 Andrew Pinski <pinskia@physics.uc.edu>
6598 * c-ppoutput.c (cb_ident): Don't quote string as it is already
6601 2004-10-08 Diego Novillo <dnovillo@redhat.com>
6603 * tree-ssa-pre.c (init_pre): Use size of ARRAY_REF to allocate
6604 reference_node_pool.
6606 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
6608 * tree-cfg.c: Fix a comment typo.
6610 2004-10-08 Andreas Krebbel <krebbel1@de.ibm.com>
6612 * config/s390/s390.c (s390_register_info): Don't save fprs for
6614 (s390_conditional_register_usage): Make fprs 'fixed' for -msoft-float.
6616 2004-10-08 Ulrich Weigand <uweigand@de.ibm.com>
6618 * config/s390/s390.h (TARGET_DEFAULT_BACKCHAIN): New define.
6619 (TARGET_DEFAULT): Use symbolic values.
6620 * config/s390/tpf.h (TARGET_DEFAULT_BACKCHAIN): Redefine.
6621 (TARGET_DEFAULT): Use symbolic values.
6622 * config/s390/s390.c (s390_backchain_string): Initialize to
6623 TARGET_DEFAULT_BACKCHAIN.
6625 2004-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6627 * builtins.c (expand_builtin_mempcpy): Move tree handling code to
6628 fold_builtin_mempcpy. Accept a type parameter. Delete duplicate
6630 (expand_builtin_strcat): Accept a type parameter.
6631 (fold_builtin_mempcpy): Accept a type and endp parameter.
6633 * builtins.c (expand_builtin_strncpy): Delete duplicate code.
6634 Accept an `exp' instead of an `arglist'.
6636 2004-10-08 Nathan Sidwell <nathan@codesourcery.com>
6638 * tree-tailcall.c (tree_optimize_tail_calls_1): Use fold_convert,
6639 reverting my 2004-09-07 patch to use build_int_cst.
6641 2004-10-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6644 * config/sparc/sparc.c (input_operand): Remove redundant code
6645 for handling LO_SUM.
6646 (legitimate_address_p) <REG+REG>: Do not recheck TARGET_V9.
6647 <LO_SUM>: If LO_SUM is offsettable, accept it for TFmode on V9.
6648 Otherwise only accept it for TFmode if quad move insns are available.
6650 2004-10-08 Kazu Hirata <kazu@cs.umass.edu>
6652 * tree-cfg.c (tree_forwarder_block_p): Reorder checks so that
6653 common cases will be caught earlier than others.
6655 2004-10-08 Michael Matz <matz@suse.de>
6657 * loop-doloop.c (doloop_optimize): Extend count.
6659 2004-10-08 Kaz Kojima <kkojima@gcc.gnu.org>
6661 * config/sh/sh.md (prefetch_media, prefetch_i4): New insns.
6662 (prefetch): Convert to expander.
6664 2004-10-08 Kaz Kojima <kkojima@gcc.gnu.org>
6666 * config/sh/sh.md (tls_global_dynamic): Use MEM pattern for the
6667 first argument of CALL.
6668 (tls_local_dynamic): Likewise.
6670 2004-10-08 Joseph S. Myers <jsm@polyomino.org.uk>
6672 * c-typeck.c (enum impl_conv): New.
6673 (convert_for_assignment): Use it. Take tree for function called
6674 instead of its name. Handle ObjC selectors for diagnostics at
6675 start of function. Select diagnostic text within the function
6676 using full sentences for diagnsotics. Use %qE to name functions
6678 (convert_arguments, build_modify_expr,
6679 c_convert_parm_for_inlining, digest_init, c_finish_return): Update
6680 callers to convert_for_assignment.
6681 (warn_for_assignment): Remove.
6683 2004-10-08 Nick Clifton <nickc@redhat.com>
6685 * config/sh/symbian.c (symbian_possibly_export_base_class):
6686 Replace use of deleted TYPE_USES_VIRTUAL_BASECLASSES macro with
6687 TYPE_CONTAINS_VPTR_P.
6689 2004-10-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6691 * config/m32r/m32r.h (CONDITIONAL_REGISTER_USAGE): Don't exclude
6692 fixed registers form all_used_regs. Update call_really_used_regs.
6693 (CALL_REALLY_USED_REGISTERS): Define.
6694 * config/m32r/m32r.c (MUST_SAVE_REGISTER): Replace call_used_regs
6695 with call_really_used_regs.
6697 2004-10-08 Alan Modra <amodra@bigpond.net.au>
6699 * config/rs6000/sysv4.h (STARTFILE_LINUX_SPEC): Choose gcrt1.o
6700 for -profile as well as -p and -pg.
6702 2004-10-07 Andrew Pinski <pinskia@physics.uc.edu>
6704 * libgcc2.c (__moddi3): Cast &w to UDWtype*.
6706 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
6708 * tree-cfg.c (tree_block_forwards_to): Remove.
6709 * tree-flow.h: Remove the corresponding prototype.
6711 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
6713 * tree-flow-inline.h (phi_nodes): Remove an unnecessary check
6714 for ENTRY_BLOCK_PTR and EXIT_BLOCK_PTR.
6716 2004-10-07 Geoffrey Keating <geoffk@apple.com>
6719 * config/rs6000/rs6000.c (rs6000_generate_compare): When
6720 flag_trapping_math is in effect, don't generate subtract
6723 2004-10-07 Ulrich Weigand <uweigand@de.ibm.com>
6725 * config/s390/s390-protos.h (s390_narrow_logical_operator): Add.
6726 * config/s390/s390.c (s390_narrow_logical_operator): New function.
6727 (s390_extra_constraint_str): Add 'A' constraints.
6728 (s390_const_ok_for_constraint_p): Add 'Nx' constraints.
6729 * config/s390/s390.h (EXTRA_MEMORY_CONSTRAINT): Add 'A' constraint.
6730 (CONSTRAINT_LEN): Likewise.
6731 * config/s390/s390.md ("*anddi3"): Add NI alternative and splitter.
6732 ("*andsi3_zarch", "*andsi3_esa"): Likewise.
6733 ("*andhi3_zarch", "*andhi3_esa"): Likewise.
6734 ("*iordi3"): Add OI alternative and splitter.
6735 ("*iorsi3_zarch", "*iorsi3_esa"): Likewise.
6736 ("*iorhi3_zarch", "*iorhi3_esa"): Likewise.
6737 ("*xordi3"): Add XI alternative and splitter.
6738 ("*xorsi3", "*xorhi3"): Likewise.
6740 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
6742 * config/mips/mips.c (mips_function_rodata_section): New function.
6743 (TARGET_ASM_FUNCTION_RODATA_SECTION): Use it.
6745 2004-10-07 Devang Patel <dpatel@apple.com>
6747 * rs6000/altivec.md (UNSPEC_VCMPBFP, UNSPEC_VCMPEQUB, UNSPEC_VCMPEQUH,
6748 UNSPEC_VCMPEQUW, UNSPEC_VCMPGEFP, UNSPEC_VCMPGTUB, UNSPEC_VCMPGTSB,
6749 UNSPEC_VCMPGTUH, UNSPEC_VCMPGTSH, UNSPEC_VCMPGTUW, UNSPEC_VCMPGTSW,
6750 UNSPEC_VCMPGTFP, UNSPEC_VSEL4SI, UNSPEC_VSEL4SF, UNSPEC_VSEL8HI,
6751 UNSPEC_VSEL16QI, UNSPEC_VCOND_V4SI, UNSPEC_VCOND_V4SF, UNSPEC_VCOND_V8HI,
6752 UNSPEC_VCOND_V16QI, UNSPEC_VCONDU_V4SI, UNSPEC_VCONDU_V8HI,
6753 UNSPEC_VCONDU_V16QI): New constant defines.
6754 (vcondv4si, vcondv4sf, vcondv8hi, vcondv16qi, vconduv4si, vconduv8hi,
6755 vconduv16qi): New patterns.
6756 * rs6000/rs6000-protos.h (rs6000_emit_vector_cond_expr): New function.
6757 * rs6000/rs6000.c (rs6000_emit_vector_cond_expr): New function.
6758 (get_vec_cmp_insn): Same.
6759 (get_vsel_insn): Same.
6760 (rs6000_emit_vector_compare): Same.
6761 (rs6000_emit_vector_select): Same.
6762 (INSN_NOT_AVAILABLE): New.
6764 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
6766 PR tree-optimization/17749
6767 * tree-tailcall.c (find_tail_calls): Check that parameter is
6770 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
6772 * config/ia64/ia64.c: Fix a comment typo.
6774 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6776 * doc/install.texi (*-*-solaris2*): Fix marker for URL.
6778 2004-10-07 Giovanni Bajo <giovannibajo@gcc.gnu.org>
6781 * tree-inline.c (expand_call_inline): Do not warn for functions
6782 marked with attribute noinline.
6784 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6787 * config/sparc/sparc.c (sparc_output_mi_thunk): Set
6788 current_function_uses_only_leaf_regs as well as sparc_leaf_function_p.
6790 * config/sparc/sparc.c (sparc_gimplify_va_arg): Pass 'false' instead
6791 of 0 as 4th argument to pass_by_reference.
6792 Call build_va_arg_indirect_ref instead of build_fold_indirect_ref.
6794 2004-10-06 Eric Christopher <echristo@redhat.com>
6796 * config/sh/sh.c (sh_dwarf_calling_convention): Fix renesas dwarf
6799 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
6802 * config/mips/mips.md (mov_<load>l): Remove hazard=none attribute.
6804 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
6806 PR rtl-optimization/17791
6807 * loop-doloop.c (doloop_modify): Take number of iterations as
6809 (doloop_optimize): Extend or shorten the number of iterations
6810 when changing mode of counter register.
6811 * loop-iv.c (lowpart_subreg): Export.
6812 * rtl.h (lowpart_subreg): Declare.
6814 2004-10-07 Zdenek Dvorak <dvorakz@suse.cz>
6816 PR tree-optimization/17806
6817 * cfghooks.c (split_edge): Update IRREDUCIBLE_LOOP flags.
6818 * cfgloopmanip.c (loop_split_edge_with): Updating of IRREDUCIBLE_LOOP
6819 flags moved to split_edge.
6821 2004-10-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6824 * expmed.c (expand_sdiv_pow2): Force a stack adjustment
6825 before tentatively building the conditional move sequence.
6827 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
6830 * function.c (assign_parm_setup_block_p): Tighten BLOCK_REG_PADDING
6832 * config/pa/pa.h (BLOCK_REG_PADDING): Define in terms of
6833 function_arg_padding.
6835 2004-10-07 Richard Sandiford <rsandifo@redhat.com>
6838 * Makefile.in (stmp-fixproto): Pass FIX_HEADER=build/... to fixproto.
6840 2004-10-07 Kazu Hirata <kazu@cs.umass.edu>
6842 * hooks.c (hook_int_void_1, hook_void_int): Remove.
6843 * hooks.h: Remove the corresponding prototypes.
6845 2004-10-06 Andrew Pinski <pinskia@physics.uc.edu>
6848 * tree-nested.c (walk_stmt_info): Add changed field.
6849 (convert_nonlocal_reference): Set changed to when we
6850 change a decl to unnested decl.
6851 <case ADDR_EXPR>: Instead of checking if the immediate part
6852 of the ADDR_EXPR changed, check the field changed.
6853 Use recompute_tree_invarant_for_addr_expr instead of unsetting
6855 (convert_local_reference): Set changed to when we
6856 change a decl to unnested decl.
6857 <case ADDR_EXPR>: Instead of checking if the immediate part
6858 of the ADDR_EXPR changed, check the field changed.
6859 Also call recompute_tree_invarant_for_addr_expr on the ADDR_EXPR.
6861 2004-10-06 Kazu Hirata <kazu@cs.umass.edu>
6863 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): Remove.
6864 * dwarf2out.c (dwarf2out_init): Remove references to
6865 DWARF2_GENERATE_TEXT_SECTION_LABEL.
6866 * system.h: Poison DWARF2_GENERATE_TEXT_SECTION_LABEL.
6867 * doc/tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Remove.
6869 2004-10-06 Joseph S. Myers <jsm@polyomino.org.uk>
6871 * c-typeck.c (convert_arguments): Take expression for called
6872 function rather than its name. Handle ObjC selectors directly
6873 rather than relying on warn_for_assignment to do so. Call warning
6874 directly rather than warn_for_assignment. Use %qE in diagnostics.
6875 Say "argument" rather than "arg" in diagnostics.
6876 (build_function_call): Update call to convert_arguments.
6878 2004-10-06 Andrew Pinski <pinskia@physics.uc.edu>
6881 * dbxout.c (dbxout_symbol): Really handle RECORD, UNION, and
6882 ENUMs specially instead of just saying we do.
6884 2004-10-06 Eric Christopher <echristo@redhat.com>
6886 * dwarf2.h: Sync with include/elf/dwarf2.h
6888 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
6890 * tree-pretty-print.c (dump_generic_node): Fix printing of BINFO
6893 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
6895 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Convert
6896 to use FOR_EACH_SSA_USE_OPERAND iterator, and propagate_value.
6898 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
6900 * lambda-code.c (compute_nest_using_fourier_motzkin): New
6902 (lambda_compute_auxillary_space): Split from here.
6904 2004-10-06 Daniel Berlin <dberlin@dberlin.org>
6906 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop): Make non-static.
6907 * tree-flow.h: Add prototype.
6908 * lambda-code.c (invariant_in_loop_and_outer_loops): Use
6909 expr_invariant_in_loop.
6911 2004-10-06 Kazu Hirata <kazu@cs.umass.edu>
6913 * tree-cfg.c (thread_jumps): Remove a duplicate check for
6916 2004-10-06 Ulrich Weigand <uweigand@de.ibm.com>
6918 * config/s390/s390-protos.h (s_imm_operand): Remove.
6919 (s390_pool_operand): Add prototype.
6920 * config/s390/s390.c (general_s_operand): Remove.
6921 (s_imm_operand): Remove.
6922 (s_operand): Merge contents of general_s_operand.
6923 (s390_pool_operand): New function.
6924 * config/s390/s390.h (PREDICATE_CODES): Remove s_imm_operand.
6925 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct"): New insns.
6926 ("*cmpdi_ccu"): Merge Q->Q alternative.
6927 ("*cmpsi_ccu", "*cmphi_ccu"): Likewise.
6928 ("*cmpqi_ccu"): Merge Q->Q, n->Q, n->S alternatives.
6930 ("*cmpdi_ccu_mem", "*cmpsi_ccu_mem"): Likewise.
6931 ("*cmphi_ccu_mem", "*cmpqi_ccu_mem"): Likewise.
6932 ("*movstricthi"): Use memory_operand instead of s_imm_operand.
6934 2004-10-06 Steve Ellcey <sje@cup.hp.com>
6936 * config/ia64/ia64.h (FUNCTION_ARG_BOUNDARY): Change macro to
6937 call ia64_function_arg_boundary.
6938 * config/ia64/ia64-protos.h (ia64_function_arg_boundary): New.
6939 * config/ia64/ia64.c (ia64_function_arg_boundary): New.
6940 (ia64_function_arg_advance): Do not put 128 bit floats into
6943 2004-10-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6945 * builtins.c (expand_builtin_strcpy): Delete duplicate code.
6946 Accept an expression instead of an arglist.
6947 (expand_builtin_stpcpy): Accept an expression instead of an
6950 2004-10-06 Eric Botcazou <ebotcazou@libertysurf.fr>
6953 * doc/install.texi (*-*-solaris2*): Mention potential problem
6954 with Sun assembler + GNU linker and C++ programs.
6955 Document status of binutils 2.15 release.
6957 2004-10-06 Jan Hubicka <jh@suse.cz>
6959 * cse.c (cse_main): Kill push/pop context.
6961 2004-10-05 Zack Weinberg <zack@codesourcery.com>
6963 * pretty-print.c: Include tree.h.
6964 (pp_base_prepare_to_format): New function, logic from
6965 text_specifies_location.
6966 (pp_base_format_text): Use gcc_assert.
6967 * pretty-print.h (pp_prepare_to_format): New macro.
6968 (pp_base_prepare_to_format): Prototype.
6969 * diagnostic.c (text_specifies_location): Delete.
6970 (bug_report_request): Delete.
6971 (diagnostic_set_info): Don't call text_specifies_location.
6972 (diagnostic_action_after_output): Put text from
6973 bug_report_request inline here. Use gcc_unreachable.
6974 (diagnostic_report_current_function): Fix comment.
6975 (diagnostic_report_diagnostic): Clarify logic for error recursion.
6976 Call pp_prepare_to_format before diagnostic_starter.
6977 (trim_filename): Use IS_DIR_SEPARATOR.
6978 (fatal_error, internal_error): Use gcc_unreachable.
6979 (error_recursion): Call diagnostic_action_after_output to
6980 issue the bug_report_request message and exit.
6981 * Makefile.in (diagnostic.o, pretty-print.o): Update dependencies.
6983 * c-parse.in: Add list of diagnostic messages to insulate
6984 translation template from version of yacc/bison used to
6985 compile the grammar.
6987 2004-10-06 Alan Modra <amodra@bigpond.net.au>
6990 * doc/tm.texi (USE_LD_AS_NEEDED, LINK_EH_SPEC): Document.
6992 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
6994 * basic-block.h: Remove the prototype for
6995 flow_preorder_transversal_compute.
6996 * cfganal.c (dfst_node): Remove.
6997 (flow_preorder_transversal_compute): Likewise.
6998 * rtl.h: Remove the prototype for get_jump_table_offset.
6999 * rtlanal.c (get_jump_table_offset): Remove.
7001 2004-10-05 Richard Henderson <rth@redhat.com>
7004 * tree-ssa-operands.c (get_expr_operands): Handle CONST_DECL.
7006 2004-10-05 Kelley Cook <kcook@gcc.gnu.org>
7009 * Makefile.in: Stage the build directory too.
7011 2004-10-05 Aldy Hernandez <aldyh@redhat.com>
7013 * config/frv/frv.h (LEGITIMIZE_ADDRESS): New.
7015 * config/frv/frv-protos.h (frv_legitimize_address): Protoize.
7016 (frv_emit_move): Same.
7018 * config/frv/frv.c (frv_emit_move): New.
7019 (frv_legitimize_address): New.
7021 * config/frv/frv.md ("movsi"): Call frv_emit_move.
7028 2004-10-05 Joseph S. Myers <jsm@polyomino.org.uk>
7030 * c-decl.c (declspecs_add_type): Don't pedwarn for _Complex in
7033 2004-10-05 Joseph S. Myers <jsm@polyomino.org.uk>
7035 * c-decl.c (pushdecl): When an extern declaration at block scope
7036 refers to a visible entity with internal linkage, use the old DECL
7037 rather than the new one.
7039 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
7041 * tree-cfg.c (cleanup_tree_cfg): Remove extra parentheses in
7044 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
7046 * tree-cfg.c (thread_jumps): Remove a duplicate check for
7049 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
7051 * tree-cfg.c (thread_jumps): Iterate with FOR_EACH_BB instead
7052 of FOR_BB_BETWEEN. Remove a useless check for unreachable
7055 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
7057 * tree-cfg.c (cleanup_tree_cfg): Don't call
7058 delete_unreachable_blosk() after thread_jumps().
7059 (thread_jumps): Always remove basic blocks as they become
7062 2004-10-05 Kazu Hirata <kazu@cs.umass.edu>
7064 * tree-cfg.c (cleanup_tree_cfg): Remove variable
7065 something_changed. Simplify the while loop.
7067 2004-10-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7069 * builtins.c (expand_builtin_memmove): Delete duplicate code
7070 and accept a tree type for the result.
7071 (expand_builtin_bcopy): Accept a tree type for the result.
7072 (fold_builtin_memmove): Accept an arglist and tree type for
7075 2004-10-05 Ulrich Weigand <uweigand@de.ibm.com>
7077 * config/s390/s390.c (s390_dump_pool): Remove return value.
7078 Use gen_pool_align, gen_pool_section_start/end instead of
7079 gen_pool_start/end_31/64.
7080 * config/s390/s390.md (UNSPECV_POOL_START, UNSPECV_POOL_END): Remove.
7081 (UNSPECV_POOL_SECTION, UNSPECV_POOL_ALIGN): New constants.
7082 ("pool_start_31", "pool_end_31"): Remove.
7083 ("pool_start_64", "pool_end_64"): Likewise.
7084 ("pool_align", "pool_section_start", "pool_section_end": New insns.
7086 * config/s390/s390.c (s390_cannot_copy_insn_p): New function.
7087 (TARGET_CANNOT_COPY_INSN_P): Define.
7088 (s390_cannot_force_const_mem): Handle UNSPEC_INSN.
7089 (struct constant_pool): New member 'execute'.
7090 (s390_add_execute, s390_find_execute): New functions.
7091 (s390_execute_label, s390_execute_target): Likewise.
7092 (s390_dump_pool): Output in-pool execute target templates.
7093 (s390_dump_execute): New function.
7094 (s390_alloc_pool, s390_free_pool): Handle execute templates.
7095 (s390_mainpool_start, s390_mainpool_finish): Likewise.
7096 (s390_chunkify_start, s390_chunkify_finish): Likewise.
7097 * config/s390/s390.md (UNSPEC_INSN, UNSPEC_EXECUTE): New constants.
7098 ("*execute"): New insn pattern.
7099 ("movmem_short", "*movmem_short"): Use splitters to generate
7100 explicit execute pattern, remove embedded execute.
7101 ("clrmem_short", "*clrmem_short"): Likewise.
7102 ("cmpmem_short", "*cmpmem_short"): Likewise.
7104 2004-10-05 Daniel Berlin <dberlin@dberlin.org>
7106 * tree-ssa.c (verify_ssa): Verify phi arguments only
7107 contain renamed names.
7109 2004-10-05 Alan Modra <amodra@bigpond.net.au>
7111 * config/rs6000/linux.h: Formatting, whitespace.
7112 * config/rs6000/linux64.h: Likewise.
7113 * config/rs6000/rs6000-protos.h: Likewise.
7114 * config/rs6000/rs6000.c: Likewise.
7115 (easy_vector_splat_const): Add fall thru comments.
7116 (output_vec_const_move): Likewise.
7118 2004-10-05 Kelley Cook <kcook@gcc.gnu.org>
7120 * Makefile.in: Update -Wno-error exceptions for move to build dir.
7122 2004-10-05 Chao-Ying Fu <fu@mips.com>
7123 Richard Sandiford <rsandifo@redhat.com>
7125 * doc/invoke.texi (-mpaired-single): Link to the new description of the
7126 built-in functions. Document dependencies.
7127 (-mips3d): Add link here too.
7128 * doc/extend.texi (MIPS Paired-Single Support): New section.
7130 2004-10-04 Chao-ying Fu <fu@mips.com>
7132 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Define.
7134 2004-10-04 Diego Novillo <dnovillo@redhat.com>
7136 * tree-ssa-dom.c (tree_ssa_dominator_optimize):
7137 Initialize OPT_STATS to 0.
7139 2004-10-04 Kazu Hirata <kazu@cs.umass.edu>
7141 * tree-data-ref.c: Fix comment typos.
7143 2004-10-04 Sebastian Pop <pop@cri.ensmp.fr>
7145 * tree-data-ref.c (array_base_name_differ_p): Fix comments. When
7146 the predicate cannot be computed, don't initialize the result to
7149 2004-10-01 Eric Christopher <echristo@redhat.com>
7151 * dwarf2.h (dwarf_calling_convention): Add GNU prefix to
7152 locally defined enum.
7153 * dwarf2out.c (add_calling_convention_attribute): Don't
7156 2004-10-03 Andrew Pinski <pinskia@physics.uc.edu>
7158 PR c/17178, PR c/17820
7159 * c-decl.c (pop_scope): Do not warn about unused static
7160 variables as they warned in the middle-end.
7162 2004-10-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7164 * builtins.c (expand_builtin_memcpy): Delete duplicate code
7165 and make the first parameter the expression not the arglist.
7167 2004-10-03 Ulrich Weigand <uweigand@de.ibm.com>
7169 * expr.c (expand_expr_addr_expr): Only accept Pmode or ptr_mode
7170 as valid modes to expand address expressions.
7172 2004-10-03 Joseph S. Myers <jsm@polyomino.org.uk>
7174 * c-aux-info.c, c-common.c, c-common.h, c-cppbuiltin.c, c-decl.c,
7175 c-format.c, c-incpath.c, c-lex.c, c-objc-common.c, c-opts.c,
7176 c-parse.in, c-pch.c, c-ppoutput.c, c-pragma.c, c-typeck.c: Follow
7177 code formatting conventions.
7179 2004-10-03 Richard Sandiford <rsandifo@redhat.com>
7181 * config/mips/mips.md (<u>mulsidi3_32bit_r4000): Fix unsigned case.
7183 2004-10-03 Kazu Hirata <kazu@cs.umass.edu>
7185 PR tree-optimization/16632
7186 * fold-const.c (fold) [EQ_EXPR]: When seeing if D & ~C != 0 to
7187 fold (A & C) == D into 0, fold ~C. Similarly, for the case
7188 where | is used instead of &.
7190 2004-10-03 Kazu Hirata <kazu@cs.umass.edu>
7192 * ginclude/stddef.h: Fix a comment typo.
7194 2004-10-03 Eric Botcazou <ebotcazou@libertysurf.fr>
7197 * config.gcc (i?86-*-solaris2*): Restore correct logic
7198 for --enable-threads option.
7199 (sparc64-*-solaris2*): Likewise.
7200 (sparc-*-solaris2*): Likewise.
7202 2004-10-03 Alan Modra <amodra@bigpond.net.au>
7204 * config/rs6000/linux.h (TARGET_C99_FUNCTIONS): Define.
7205 (OS_MISSING_POWERPC64): Move, and comment.
7206 * config/rs6000/linux64.h (TARGET_C99_FUNCTIONS): Define.
7207 (OS_MISSING_POWERPC64): Move, and comment.
7209 2004-10-02 Ian Lance Taylor <ian@wasabisystems.com>
7211 * arm.c (output_call_mem): Add missing \t.
7213 2004-10-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7215 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp,
7216 expand_builtin_strncmp): Delete duplicate code.
7218 2004-10-02 Frank Ch. Eigler <fche@redhat.com>
7220 * tree-mudflap.c (mf_build_check_statement_for): Reorganize to
7221 take check-base and -limit arguments.
7222 (mf_xform_derefs_1): Reorganize slightly to pass proper base/limit
7223 check ranges for ARRAY_REF and COMPONENT_REF.
7224 (execute_mudflap_fnction_ops, ..._decls): Limit unnecessary
7227 2004-10-02 Joseph S. Myers <jsm@polyomino.org.uk>
7229 * c-objc-common.c (c_tree_printer): Correct description of %E.
7230 Don't fall through after printing an expression.
7232 2004-10-02 Kazu Hirata <kazu@cs.umass.edu>
7234 * tree-cfg.c, config/s390/tpf-unwind.h: Fix comment typos.
7236 2004-10-02 Kazu Hirata <kazu@cs.umass.edu>
7238 * tree-cfg.c (cleanup_tree_cfg): Speed up by calling
7239 delete_unrechable_blocks() only when necessary.
7241 2004-10-02 P.J. Darcy <darcypj@us.ibm.com>
7243 * gthr-tpf.h (__gthread_recursive_mutex_t): New type.
7244 (__GTHREAD_RECURSIVE_MUTEX_INIT): Define.
7245 (__gthread_recursive_mutex_lock, __gthread_recursive_mutex_trylock,
7246 __gthread_recursive_mutex_unlock): New functions.
7248 2004-10-02 P.J. Darcy <darcypj@us.ibm.com>
7250 * config/s390/t-tpf (LIB2ADDEH): Remove tpf-eh.c.
7251 * config/s390/tpf-eh.c: Remove file.
7252 * config/s390/tpf-unwind.h: New file.
7253 * config/s390/tpf.h (MD_FALLBACK_FRAME_STATE_FOR): Remove.
7254 (MD_UNWIND_SUPPORT): Define.
7256 2004-10-02 Joseph S. Myers <jsm@polyomino.org.uk>
7258 * c-typeck.c (warn_for_assignment): Don't permit argnum == 0.
7260 2004-10-01 Ulrich Weigand <uweigand@de.ibm.com>
7262 * config/s390/s390-protos.h (s390_comparison): Add prototype.
7263 * config/s390/s390.c (s390_comparison): New function.
7264 (s390_branch_condition_mask): Return -1 for invalid comparisons.
7265 (s390_branch_condition_mnemonic): Assert valid comparison.
7266 * config/s390/s390.h (PREDICATE_CODES): Add s390_comparison.
7267 * config/s390/s390.md ("*cjump_64", "*cjump_31", "*cjump_long",
7268 "*icjump_64", "*icjump_31", "*icjump_long", "*trap"): Use
7269 s390_comparison instead of comparison_operator.
7271 * config/s390/s390.md (UNSPEC_CMPINT): New constant.
7272 ("cmpmemdi"): Remove.
7273 ("cmpmem_short", "*cmpmem_short"): Use CCUmode instead of CCSmode.
7274 ("cmpmem_long", "*cmpmem_long_64", "*cmpmem_long_31"): Likewise.
7275 ("cmpint_si"): Rename to ...
7276 ("*cmpint_si"): ... this. Use UNSPEC_CMPINT.
7277 ("cmpint_di", "*cmpint_di"): Likewise.
7278 * config/s390/s390.c (s390_canonicalize_comparison): Remove
7279 redundant UNSPEC_CMPINT conversions.
7280 (s390_expand_cmpmem): Adapt to cmpint pattern changes.
7282 2004-10-01 Kazu Hirata <kazu@cs.umass.edu>
7284 * collect2.c (COLLECT_PARSE_FLAG): Remove.
7285 (main): Remove a reference to COLLECT_PARSE_FLAG
7286 * system.h: Poison COLLECT_PARSE_FLAG.
7287 * doc/tm.texi (COLLECT_PARSE_FLAG): Remove.
7289 2004-10-01 Paul Brook <paul@codesourcery.com>
7291 * config/arm/crti.asm: Give _init and _fini function type.
7293 2004-10-01 Zdenek Dvorak <dvorakz@suse.cz>
7295 * common.opt (ftree-loop-ivcanon): Enable by default.
7296 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
7297 Enable complete loop unrolling.
7298 (canonicalize_induction_variables, tree_unroll_loops_completely):
7301 2004-10-01 Paul Brook <paul@codesourcery.com>
7303 * config/arm/arm.c (thumb_compute_saved_rag_mask): Or with bitmask,
7304 not register number.
7305 (thumb_find_work_register): Search full register range.
7307 2004-10-01 Andrew Pinski <pinskia@physics.uc.edu>
7310 * tree-cfg.c (group_case_labels): Get the label and not
7311 the case expr for the default case.
7312 When the label we looking at is the default, decrement the
7315 2004-10-01 Jan Hubicka <jh@suse.cz>
7317 * c-decl.c (c_expand_body): Update call tree_rest_of_compilation.
7318 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
7319 * toplev.h (tree_rest_of_compilation): Update prototype.
7320 * tree-optimize.c (tree_rest_of_compilation): Kill nested_p argument.
7322 2004-10-01 Kazu Hirata <kazu@cs.umass.edu>
7324 * tree-cfg.c (cleanup_tree_cfg): Pull a call to
7325 cleanup_control_flow() out of the while loop.
7327 2004-10-01 Paolo Bonzini <bonzini@gnu.org>
7329 * tree-vectorizer.c (vectorizable_operation): Fail unless
7330 the mode for the vector type is indeed a vector mode.
7332 2004-10-01 Zdenek Dvorak <dvorakz@suse.cz>
7334 * tree-chrec.c (chrec_fold_plus_poly_poly, chrec_fold_plus_1,
7335 chrec_fold_multiply): Use fold_convert or build_int_cst_type instead
7337 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
7338 add_to_evolution, set_nb_iterations_in_loop, follow_ssa_edge_in_rhs,
7339 follow_ssa_edge_in_rhs): Ditto.
7340 * tree-ssa-loop-ivopts.c (struct iv): Add base_object field.
7341 (dump_iv): Dump base_object.
7342 (dump_use, dump_cand): Use dump_iv.
7343 (determine_base_object): New function.
7344 (alloc_iv): Initialize base_object field.
7345 (record_use): Clear the ssa_name field of iv.
7346 (get_computation_cost_at): Do not use difference of addresses of
7347 two different objects.
7348 (may_eliminate_iv): Do not require the loop to have just single exit.
7349 * tree-ssa-loop-niter.c (zero_p): Do not check for overflows.
7350 (nonzero_p): New function.
7351 (inverse, number_of_iterations_cond, simplify_using_outer_evolutions,
7352 tree_simplify_using_condition, simplify_using_initial_conditions,
7353 loop_niter_by_eval, find_loop_niter_by_eval,
7354 estimate_numbers_of_iterations_loop, compare_trees,
7355 upper_bound_in_type, lower_bound_in_type,
7356 can_count_iv_in_wider_type_bound): Use buildN instead of build. Use
7357 fold_convert or build_int_cst_type instead of convert. Use (non)zero_p
7358 instead of integer_(non)zerop.
7360 2004-10-01 Jakub Jelinek <jakub@redhat.com>
7363 2004-09-29 Jakub Jelinek <jakub@redhat.com>
7365 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
7366 and TI_VA_LIST_FPR_COUNTER_FIELD.
7367 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
7368 * tree-pass.h (pass_stdarg): Add.
7369 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
7370 * tree-stdarg.c: New file.
7371 * Makefile.in (OBJS-common): Add tree-stdarg.o.
7372 (tree-stdarg.o): Add dependencies.
7373 * function.h (struct function): Add va_list_gpr_size and
7374 va_list_fpr_size fields.
7375 * function.c (allocate_struct_function): Initialize them.
7377 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
7378 va_list_{g,f}pr_counter_field.
7379 (ix86_setup_incoming_varargs): Don't do anything if reg_save
7380 area will not be used. Only save registers that tree-stdarg.c
7381 detected they need saving.
7382 (ix86_va_start): Don't set up fields that won't be used.
7384 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
7385 va_list_{g,f}pr_counter_field.
7386 (setup_incoming_varargs): Don't do anything if reg_save
7387 area will not be used. Only save registers that tree-stdarg.c
7388 detected they need saving.
7389 (rs6000_va_start): Don't set up fields that won't be used.
7391 2004-09-30 Eric Christopher <echristo@redhat.com>
7393 * dwarf2.h (dwarf_calling_convention): Add enum for renesas
7395 * dwarf2out.c (add_calling_convention_attribute): New function.
7396 (gen_subroutine_type_die): Use.
7397 * target-def.h (TARGET_DWARF_CALLING_CONVENTION): New hook.
7398 * target.h (gcc_target): Add dwarf_calling_convention.
7399 * hooks.c (hook_int_tree_0): New function.
7400 * hooks.h: Prototype.
7401 * config/sh/sh.c: Include dwarf2.h.
7402 (sh_dwarf_calling_convention): New function.
7403 (TARGET_DWARF_CALLING_CONVENTION): Use.
7404 * doc/tm.texi (TARGET_DWARF_CALLING_CONVENTION): Document.
7406 2004-09-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7408 * builtins.c (expand_builtin_strstr, expand_builtin_strchr,
7409 expand_builtin_strrchr, expand_builtin_strpbrk,
7410 expand_builtin_strncat, expand_builtin_strspn,
7411 expand_builtin_strcspn, expand_builtin_fputs): Eliminate duplicate
7414 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
7416 * config/s390/s390-protos.h (s390_expand_logical_operator): Add
7418 (s390_logical_operator_ok_p): Likewise.
7419 * config/s390/s390.c (s390_expand_logical_operator): New function.
7420 (s390_logical_operator_ok_p): Likewise.
7421 * config/s390/s390.md ("anddi3"): New expander.
7422 ("*anddi3"): Rename from old anddi3 pattern, add Q->Q alternative.
7423 ("*anddi3_ss", "*anddi3_ss_inv"): Remove.
7424 ("andsi3"): Use s390_expand_logical_operator.
7425 ("*andsi3_esa", "*andsi3_zarch"): Add Q->Q alternative.
7426 ("*andsi3_ss", "*andsi3_ss_inv"): Remove.
7427 ("andhi3"): New expander.
7428 ("*andhi3_zarch", "*andhi3_esa"): New patterns.
7429 ("andhi3", "*andhi3_ni", "*andhi3_ss", "*andhi3_ss_inv"): Remove.
7430 ("andqi3"): New expander.
7431 ("*andqi3_zarch", "*andqi3_esa"): New patterns.
7432 ("andqi3", "*andqi3_ni", "*andqi3_ss", "*andqi3_ss_inv"): Remove.
7433 ("iordi3"): New expander.
7434 ("*iordi3"): Rename from old iordi3 pattern, add Q->Q alternative.
7435 ("*iordi3_ss", "*iordi3_ss_inv"): Remove.
7436 ("iorsi3"): Use s390_expand_logical_operator.
7437 ("*iorsi3_esa", "*iorsi3_zarch"): Add Q->Q alternative.
7438 ("*iorsi3_ss", "*iorsi3_ss_inv"): Remove.
7439 ("iorhi3"): New expiorer.
7440 ("*iorhi3_zarch", "*iorhi3_esa"): New patterns.
7441 ("iorhi3", "*iorhi3_ni", "*iorhi3_ss", "*iorhi3_ss_inv"): Remove.
7442 ("iorqi3"): New expiorer.
7443 ("*iorqi3_zarch", "*iorqi3_esa"): New patterns.
7444 ("iorqi3", "*iorqi3_ni", "*iorqi3_ss", "*iorqi3_ss_inv"): Remove.
7445 ("xordi3"): New expander.
7446 ("*xordi3"): Rename from old xordi3 pattern, add Q->Q alternative.
7447 ("*xordi3_ss", "*xordi3_ss_inv"): Remove.
7448 ("xorsi3"): New expander.
7449 ("*xorsi3"): Rename from old xorsi3 pattern, add Q->Q alternative.
7450 ("*xorsi3_ss", "*xorsi3_ss_inv"): Remove.
7451 ("xorhi3"): New expander.
7452 ("*xorqi3"): Rename from old xorhi3 pattern, add Q->Q alternative.
7453 ("*xorhi3_ss", "*xorhi3_ss_inv"): Remove.
7454 ("xorqi3"): New expander.
7455 ("*xorqi3"): Rename from old xorqi3 pattern, add Q->Q alternative.
7456 ("*xorqi3_ss", "*xorqi3_ss_inv"): Remove.
7458 2004-09-30 Roger Sayle <roger@eyesopen.com>
7460 * combine.c (force_to_mode) <NE_EXPR>: Only convert the expression
7461 (AND (NE FOO 0) CONST) into (AND FOO CONST) if FOO has the same
7462 machine mode as the result.
7464 2004-09-30 Ben Elliston <bje@au.ibm.com>
7467 * lcm.c (optimize_mode_switching): Update to use EDGE_SUCC and
7468 FOR_EACH_EDGE macros.
7470 2004-09-30 Joseph S. Myers <jsm@polyomino.org.uk>
7472 * c-tree.h (readonly_error): Remove.
7473 * c-typeck (enum lvalue_use): New.
7474 (lvalue_or_else, readonly_error): Use it. All callers changed.
7475 (readonly_error): Make static.
7477 2004-09-30 Jan Hubicka <jh@suse.cz>
7480 * cfgrtl.c (try_redirect_by_replacing_jump,
7481 force_nonfallthru_and_redirect, commit_one_edge_insertion,
7482 cfg_layout_merge_blocks): Do not attach any line number information
7483 to newly inserted instructions.
7484 * emit-rtl.c (emit_insn*_before, emit_insn*_after): Rename to
7486 (emit_*insn_before, emit_insn*_after): New.
7487 (emit_*insn_before_setloc, emit_*insn_after_setloc): Do not overwrite
7489 * rtl.h (emit_*insn_before_noloc, emit_*insn_after_noloc): Declare.
7490 (emit_*insn_before_sameloc, emit_*insn_after_sameloc): Kill.
7492 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
7494 * config/s390/s390-protos.h (s390_arg_frame_offset): Remove.
7495 (s390_return_address_offset): Remove.
7496 (s390_can_eliminate): Add prototype.
7497 (s390_initial_elimination_offset): Add prototype.
7498 * config/s390/s390.h (CAN_ELIMINATE): Call s390_can_eliminate.
7499 (INITIAL_ELIMINATION_OFFSET): Call s390_initial_elimination_offset.
7500 * config/s390/s390.c (s390_arg_frame_offset): Remove.
7501 (s390_return_address_offset): Remove.
7502 (s390_can_eliminate, s390_initial_elimination_offset): New functions.
7503 (struct machine_function): New member split_branches_pending_p.
7504 (s390_mainpool_start): Allow nonexistant pool insn for empty pool.
7505 (s390_mainpool_finish): Likewise. Clear base_reg if pool empty.
7506 (s390_optimize_prologue): Remove base_used argument. Call
7507 s390_update_frame_layout instead of s390_register_info. Handle
7508 prologue/epilogue insns that touch only RETURN_REGNUM.
7509 (s390_reorg): Remove base_used. Clear split_branches_pending_p.
7510 (s390_register_info): Remove base_used and return_addr_used
7511 arguments, compute special register usage inline. Return live
7512 register data to caller.
7513 (s390_frame_info): Remove arguments, do not call s390_register_info.
7514 (s390_init_frame_layout): New function.
7515 (s390_update_frame_layout): Likewise.
7516 (s390_emit_prologue): Call s390_update_frame_layout; some code
7517 move to there. Do not emit pool placeholder insn if unnecessary.
7519 2004-09-30 Ulrich Weigand <uweigand@de.ibm.com>
7521 * config/s390/s390.c (legitimate_reload_constant_p): Remove
7522 floating point constant workaround.
7523 (s390_secondary_input_reload_class): Handle PLUS reloads
7524 with too-large constant.
7525 (s390_expand_plus_operand): Likewise.
7526 * config/s390/s390.md ("movdi"): Do not call force_const_mem.
7527 ("movsi"): Likewise. Also, remove workaround for non-general
7529 ("movdf"): Do not call force_const_mem.
7530 ("movsf"): Likewise. Merge expander with *movsf insn.
7531 ("*movsf"): Remove, merge with movsf expander.
7533 2004-09-30 Paul Brook <paul@codesourcery.com>
7535 * config/arm/symbian.h (STARTFILE_SPEC): Remove crt*.o.
7536 (ENDFILE_SPEC): Define.
7537 * config/arm/t-symbian.h (EXTRA_MULTILIB_PARTS): Set.
7539 2004-09-30 Richard Henderson <rth@redhat.com>
7541 * config/alpha/qrnnd.asm: Mark for noexecstack.
7543 2004-09-30 Kazu Hirata <kazu@cs.umass.edu>
7545 * protoize.c, tree-cfg.c: Fix comment typos.
7547 2004-09-30 Joseph S. Myers <jsm@polyomino.org.uk>
7550 * c-typeck.c (lvalue_or_else): Pass msgid directly to error.
7552 2004-09-30 Diego Novillo <dnovillo@redhat.com>
7554 * tree-ssa-alias.c (collect_points_to_info_r): Move analysis of
7556 (add_pointed_to_expr): ... here.
7557 Call add_pointed_to_expr for variables with DECL_INITIAL set.
7558 * tree-dfa.c (add_referenced_var): Scan DECL_INITIAL of any
7559 pointer variable, if set.
7561 2004-09-30 Kazu Hirata <kazu@cs.umass.edu>
7563 * config/sh/sh.c: Follow spelling conventions.
7565 2004-09-29 Richard Henderson <rth@redhat.com>
7567 * unwind-dw2.c (_Unwind_GetGR): Honor DWARF_ZERO_REG.
7568 * doc/tm.texi (DWARF_ZERO_REG): New.
7570 * config/alpha/alpha.c (alpha_sa_mask, alpha_expand_prologue,
7571 alpha_expand_epilogue): Revert 2003-09-30 change to store zero.
7572 * config/alpha/alpha.h (DWARF_ZERO_REG): New.
7574 2004-09-29 Ulrich Weigand <uweigand@de.ibm.com>
7576 * builtins.c (expand_builtin_strlen): Do not call emit_move_insn
7577 with a PLUS as source operand.
7578 (expand_movstr): Likewise.
7579 (expand_builtin_stpcpy): Likewise.
7581 2004-09-29 Richard Henderson <rth@redhat.com>
7584 * tree-gimple.c (is_gimple_reg): Reject hard registers.
7585 (is_gimple_asm_val): New.
7586 * tree-gimple.h (is_gimple_asm_val): Declare.
7587 * gimplify.c (gimplify_asm_expr): Use it.
7588 * tree-pretty-print.c (print_declaration): Dump hard regs.
7589 * tree-outof-ssa.c (check_replaceable): Don't check for hard regs.
7590 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
7591 * tree-ssa-pre.c (is_undefined_value): Likewise.
7592 * tree-ssa-copy.c (may_propagate_copy): Likewise.
7593 (may_propagate_copy_into_asm): Protect DECL_HARD_REGISTER.
7594 * tree-ssa.c (warn_uninit): Likewise.
7595 * tree.h (DECL_HARD_REGISTER): Check for VAR_DECL.
7597 2004-09-29 Fariborz Jahanian <fjahanian@apple.com>
7599 * c-decl.c (merge_decls): Use comptype when comparing
7600 types to decide on DECL_SIZE save of olddecl.
7602 2004-09-29 Daniel Berlin <dberlin@dberlin.org>
7604 * tree.h (INDIRECT_REF_P): New macro.
7605 * alias.c (get_alias_set): Use it
7606 (nonoverlapping_memrefs_p): Ditto.
7607 * emit-rtl.c (mem_expr_equal_p): Ditto.
7608 (set_mem_attributes_minus_bitpos): Ditto.
7609 (is_gimple_addressable): Ditto.
7610 (get_base_address): Ditto.
7611 * tree-ssa-alias.c (find_ptr_derefernece): Ditto.
7612 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Ditto.
7613 * tree-ssa-dom.c (record_equivalences_from_stmt): Ditto.
7614 * tree-ssa-loop-im.c (is_call_clobbered_ref): Ditto.
7615 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Ditto.
7616 (add_address_candidates): Ditto.
7617 (rewrite_address_base): Ditto.
7619 2004-09-30 Ben Elliston <bje@au.ibm.com>
7621 * tree-flow.h (struct bb_ann_d): Remove num_preds member.
7622 * tree-into-ssa.c (rewrite_into_ssa): Don't set it.
7623 (rewrite_ssa_into_ssa): Likewise.
7624 * tree-phinodes.c (create_phi_node): Access the number of
7625 predecessor edges using EDGE_COUNT() and not num_preds.
7627 2004-09-29 Joseph S. Myers <jsm@polyomino.org.uk>
7630 * c-decl.c (merge_decls): Merge TREE_DEPRECATED.
7632 2004-09-29 Eric Christopher <echristo@redhat.com>
7634 * fold-const.c (tree_swap_operands_p): Remove duplicated code.
7636 2004-09-29 Hans-Peter Nilsson <hp@axis.com>
7638 * config/cris/cris.md (moverside, movemside): With MEM, make sure
7639 the address is (plus reg mem).
7641 2004-09-29 David Edelsohn <edelsohn@gnu.org>
7643 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Define.
7645 2004-09-29 Nathan Sidwell <nathan@codesourcery.com>
7647 * tree.c (make_node_stat): Fix uninitialized warning. Replace
7648 cascaded if ... else if with a switch.
7650 2004-09-29 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
7652 * read-rtl.c (apply_macro_to_string): Replace index with strchr.
7654 2004-09-29 Jakub Jelinek <jakub@redhat.com>
7656 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
7657 and TI_VA_LIST_FPR_COUNTER_FIELD.
7658 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
7659 * tree-pass.h (pass_stdarg): Add.
7660 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
7661 * tree-stdarg.c: New file.
7662 * Makefile.in (OBJS-common): Add tree-stdarg.o.
7663 (tree-stdarg.o): Add dependencies.
7664 * function.h (struct function): Add va_list_gpr_size and
7665 va_list_fpr_size fields.
7666 * function.c (allocate_struct_function): Initialize them.
7668 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
7669 va_list_{g,f}pr_counter_field.
7670 (ix86_setup_incoming_varargs): Don't do anything if reg_save
7671 area will not be used. Only save registers that tree-stdarg.c
7672 detected they need saving.
7673 (ix86_va_start): Don't set up fields that won't be used.
7675 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
7676 va_list_{g,f}pr_counter_field.
7677 (setup_incoming_varargs): Don't do anything if reg_save
7678 area will not be used. Only save registers that tree-stdarg.c
7679 detected they need saving.
7680 (rs6000_va_start): Don't set up fields that won't be used.
7682 2004-09-29 Jakub Jelinek <jakub@redhat.com>
7684 * builtins.def (BUILT_IN_FPUTC, BUILT_IN_FPUTC_UNLOCKED,
7685 BUILT_IN_FPUTS, BUILT_IN_FPUTS_UNLOCKED, BUILT_IN_FWRITE,
7686 BUILT_IN_FWRITE_UNLOCKED, BUILT_IN_PUTCHAR, BUILT_IN_PUTCHAR_UNLOCKED,
7687 BUILT_IN_PUTS, BUILT_IN_PUTS_UNLOCKED): Remove nothrow attribute.
7688 * builtin-attrs.def (ATTR_NONNULL_1, ATTR_NONNULL_2, ATTR_NONNULL_1_2,
7689 ATTR_NONNULL_1_4): New.
7691 2004-09-29 Jakub Jelinek <jakub@redhat.com>
7693 PR tree-optimization/17697
7694 * tree-ssa-ccp.c (execute_fold_all_builtins): Update eh and cleanup
7697 2004-09-28 Per Bothner <per@bothner.com>
7699 * profile.c (branch_prob): Pass correct value to output_location,
7700 even when USE_MAPPED_LOCATION. Fixes bug from 09-11.
7702 2004-09-28 Richard Henderson <rth@redhat.com>
7705 * tree-ssa-copy.c (may_propagate_copy_into_asm): New.
7706 * tree-flow.h (may_propagate_copy_into_asm): Declare.
7707 * tree-ssa-ccp.c (replace_uses_in): Use it.
7708 * tree-ssa-dom.c (cprop_operand): Likewise.
7710 2004-09-28 Jeff Law <law@redhat.com>
7712 * tree-ssa-threadupdate.c (create_block_for_threading): Request
7713 that no outgoing edges be left in the duplicate block. Do no
7714 update information on outgoing edges or PHI nodes in target
7716 (remove_ctrl_stmt_and_useless_edges): Renamed from
7717 remove_last_stmt_and_useless_edges. Handle case where the
7718 block is empty or has no control statements. Do not update edge
7720 (thread_block): Create a template block rather than copying the
7721 original block every time. Create outgoing edges from the
7722 duplicate blocks and update PHIs at the target of the outgoing
7723 edges here. Fix edge flags for the original block if necessary.
7724 * cfghooks (duplicate_block): No longer assert that the original
7725 block has incoming edges.
7727 2004-09-29 Hans-Peter Nilsson <hp@bitrange.com>
7729 * doc/extend.texi (Extended Asm): Add blurb about using Explicit
7730 Reg Vars to enforce register allocation with general constraints.
7731 (Explicit Reg Vars): Clarify relation to asm statements.
7732 (Local Reg Vars): Similar.
7734 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
7736 * sched-rgn.c (haifa_edge, edge_table, NEXT_IN, NEXT_OUT, FROM_BLOCK,
7737 TO_BLOCK, nr_edges, in_edges, out_edges, IN_EDGES, OUT_EDGES,
7738 build_control_flow, new_edge): Remove.
7739 (schedule_insns): Remove edge_table/in_edges/out_edges cleanup.
7740 (bitlst, bitlst_table_last, bitlst_table): Remove.
7741 (bblst): Store basic_block pointer instead of block index.
7742 (bblst_table): Likewise.
7743 (edgelst): Store edge pointer instead of edge index.
7744 (edgelst_table, edgelst_last): New variables.
7745 (extract_bitlst): Rename to ...
7746 (extract_edgelst): ... this. Return edge pointers, not indices.
7747 (split_edges): Update call.
7748 (rgn_edges): Store edge pointers instead of indices.
7749 (edge_to_bit): Remove.
7750 (EDGE_TO_BIT): Store per-region edge index in edge->aux.
7751 (SET_EDGE_TO_BIT): New macro.
7752 (is_cfg_nonregular): Check for simple cases of unreachable blocks.
7753 (find_rgns): Remove edge_list parameter. Traverse standard CFG
7754 data structures instead of haifa_edge et al. Use edge pointers
7755 instead of edge indices everywhere.
7756 (compute_dom_prob_ps): Use standard CFG data structures. Account
7758 (compute_trg_info): Likewise.
7759 (propagate_deps): Likewise.
7760 (debug_candidate): Account for bblst data structure change.
7761 (check_live_1, update_live_1, is_pfree): Likewise.
7762 (IS_REACHABLE): Use standard CFG data structures.
7763 (init_ready_list): Update bblst_table/edgelst_table allocation.
7764 (schedule_region): Update alloc/cleanup code to data structure
7765 changes. Use edge->aux to store per-region edge index.
7766 (init_regions): No longer call build_control_flow. Do not
7767 create edge list any more.
7769 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
7771 * cse.c (cse_insn): Avoid creating direct non-local jumps.
7772 * combine.c (can_combine_p): Likewise.
7773 * local-alloc. (update_equiv_regs): Likewise.
7775 2004-09-28 Richard Henderson <rth@redhat.com>
7778 * expr.c (expand_expr_addr_expr_1): Only assemble_external for decls.
7779 Don't check VOIDmode here. Force PLUS operands to common type.
7780 (expand_expr_addr_expr): Do VOIDmode check earlier. Force use of
7781 Pmode if given a non pointer type.
7783 2004-09-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7786 * optabs.c (expand_binop): Force constants to the correct mode.
7788 2004-09-28 Ulrich Weigand <uweigand@de.ibm.com>
7790 * config/s390/s390.c (s390_adjust_cost): Remove.
7791 (TARGET_SCHED_ADJUST_COST): Do not redefine.
7792 (s390_adjust_priority): Handle TYPE_STM like TYPE_STORE.
7793 * config/s390/s390.md ("main_pool"): Use "larl" type
7794 attribute if TARGET_CPU_ZARCH.
7796 2004-09-28 Jakub Jelinek <jakub@redhat.com>
7798 * config/ia64/ia64.c (ia64_expand_prologue): Declare ei
7801 2004-09-28 Diego Novillo <dnovillo@redhat.com>
7803 * tree-ssa-loop.c (pass_record_bounds): Do not assign a
7806 2004-09-28 Steven Bosscher <stevenb@suse.de>
7808 * common.opt (flag_gcse_sm): Disable by default.
7809 (flag_gcse_las): Likewise.
7810 (flag_web): Likewise. Create from this file.
7811 * flags.h: Remove flag_web declaration.
7812 * toplev.c (flag_web): Likewise.
7813 (process_options): Never set flag_web.
7815 2004-09-28 Steven Bosscher <stevenb@suse.de>
7817 * Makefile.in (tree-ssa-propagate.o): Depend on vec.h.
7818 * tree-ssa-propagate.c: Include vec.h.
7819 (interesting_ssa_edges, varying_ssa_edges): Make these VECs
7821 (cfg_blocks_add): Assert the block is not already in the worklist.
7822 Update uses of interesting_ssa_edges and varying_ssa_edges.
7823 (process_ssa_edge_worklist, ssa_prop_init, ssa_prop_fini,
7824 ssa_propagate): Likewise.
7826 2004-09-28 Joseph S. Myers <jsm@polyomino.org.uk>
7829 * c-decl.c (start_decl): Check for initializing incomplete array
7831 (build_compound_literal): Check for TYPE being error_mark_node.
7832 * c-parse.in (primary): Check for VLA compound literals.
7834 2004-09-28 Diego Novillo <dnovillo@redhat.com>
7836 * tree-ssa-live.c (calculate_live_on_entry): Fix warnings
7837 with --disable-checking.
7839 2004-09-28 Devang Patel <dpatel@apple.com>
7841 * tree-pretty-print.c (dump_generic_node): Print vector types.
7843 2004-09-28 Nick Clifton <nickc@redhat.com>
7845 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Replace with an
7846 invocation of the function sh_init_cumulative_args.
7847 (INIT_CUMULATIVE_LIBCALL_ARGS): Likewise.
7848 (INIT_CUMULATIVE_INCOMING_ARGS): Delete.
7849 * config/sh/sh-protos.h: Prototype sh_init_cumulative_args.
7850 * config/sh/sh.c (sh_init_cumulative_args): New function based
7851 on the contents of the old INIT_CUMULATIVE_ARGS macro but with a
7852 heuristic added to determine the setting of force_mem when a
7853 library function is being called.
7855 2004-09-28 Diego Novillo <dnovillo@redhat.com>
7857 * tree-ssa-loop-im.c (single_reachable_address) <PHI_NODE>:
7858 Skip constant arguments.
7860 2004-09-28 Diego Novillo <dnovillo@redhat.com>
7862 * tree-ssa-alias.c (create_name_tags): If PTR points to a
7863 volatile type, mark the tag volatile.
7864 (get_tmt_for): If TAG_TYPE is a volatile type, mark the tag
7867 2004-09-28 Andrew Pinski <pinskia@physics.uc.edu>
7869 * tree.def (vec_cond_expr): Fix. Change 'e'
7872 2004-09-28 Kazu Hirata <kazu@cs.umass.edu>
7874 * basic-block.h: Fix a comment typo.
7876 2004-09-28 Kazu Hirata <kazu@cs.umass.edu>
7878 * optabs.c, optabs.h: Fix comment typos.
7880 2004-09-28 Eric Botcazou <ebotcazou@act-europe.fr>
7882 * config/sparc/sparc.md (call_address_struct_value_sp32):
7883 Properly mask the immediate field of the 'unimp' instruction.
7884 (call_symbolic_struct_value_sp32): Likewise.
7886 2004-09-28 Ben Elliston <bje@au.ibm.com>
7887 Steven Bosscher <stevenb@suse.de>
7888 Andrew Pinski <pinskia@physics.uc.edu>
7890 Merge from edge-vector-branch:
7891 * basic-block.h: Include vec.h, errors.h. Instantiate a VEC(edge).
7892 (struct edge_def): Remove pred_next, succ_next members.
7893 (struct basic_block_def): Remove pred, succ members. Add preds
7894 and succs members of type VEC(edge).
7895 (FALLTHRU_EDGE): Redefine using EDGE_SUCC.
7896 (BRANCH_EDGE): Likewise.
7897 (EDGE_CRITICAL_P): Redefine using EDGE_COUNT.
7898 (EDGE_COUNT, EDGE_I, EDGE_PRED, EDGE_SUCC): New.
7899 (edge_iterator): New.
7900 (ei_start, ei_last, ei_end_p, ei_one_before_end_p): New.
7901 (ei_next, ei_prev, ei_edge, ei_safe_edge): Likewise.
7902 (FOR_EACH_EDGE): New.
7903 * bb-reorder.c (find_traces): Use FOR_EACH_EDGE and EDGE_* macros
7905 (rotate_loop): Likewise.
7906 (find_traces_1_route): Likewise.
7907 (bb_to_key): Likewise.
7908 (connect_traces): Likewise.
7909 (copy_bb_p): Likewise.
7910 (find_rarely_executed_basic_blocks_and_crossing_edges): Likewise.
7911 (add_labels_and_missing_jumps): Likewise.
7912 (fix_up_fall_thru_edges): Likewise.
7913 (find_jump_block): Likewise.
7914 (fix_crossing_conditional_branches): Likewise.
7915 (fix_crossing_unconditional_branches): Likewise.
7916 (add_reg_crossing_jump_notes): Likewise.
7917 * bt-load.c (augment_live_range): Likewise.
7918 * cfg.c (clear_edges): Likewise.
7919 (unchecked_make_edge): Likewise.
7920 (cached_make_edge): Likewise.
7921 (make_single_succ_edge): Likewise.
7922 (remove_edge): Likewise.
7923 (redirect_edge_succ_nodup): Likewise.
7924 (check_bb_profile): Likewise.
7925 (dump_flow_info): Likewise.
7926 (alloc_aux_for_edges): Likewise.
7927 (clear_aux_for_edges): Likewise.
7928 (dump_cfg_bb_info): Likewise.
7929 * cfganal.c (forwarder_block_p): Likewise.
7930 (can_fallthru): Likewise.
7931 (could_fall_through): Likewise.
7932 (mark_dfs_back_edges): Likewise.
7933 (set_edge_can_fallthru_flag): Likewise.
7934 (find_unreachable_blocks): Likewise.
7935 (create_edge_list): Likewise.
7936 (verify_edge_list): Likewise.
7937 (add_noreturn_fake_exit_edges): Likewise.
7938 (connect_infinite_loops_to_exit): Likewise.
7939 (flow_reverse_top_sort_order_compute): Likewise.
7940 (flow_depth_first_order_compute): Likewise.
7941 (flow_preorder_transversal_compute): Likewise.
7942 (flow_dfs_compute_reverse_execute): Likewise.
7943 (dfs_enumerate_from): Likewise.
7944 (compute_dominance_frontiers_1): Likewise.
7945 * cfgbuild.c (make_edges): Likewise.
7946 (compute_outgoing_frequencies): Likewise.
7947 (find_many_sub_basic_blocks): Likewise.
7948 (find_sub_basic_blocks): Likewise.
7949 * cfgcleanup.c (try_simplify_condjump): Likewise.
7950 (thread_jump): Likewise.
7951 (try_forward_edges): Likewise.
7952 (merge_blocks_move): Likewise.
7953 (outgoing_edges_match): Likewise.
7954 (try_crossjump_to_edge): Likewise.
7955 (try_crossjump_bb): Likewise.
7956 (try_optimize_cfg): Likewise.
7957 (merge_seq_blocks): Likewise.
7958 * cfgexpand.c (expand_gimple_tailcall): Likewise.
7959 (expand_gimple_basic_block): Likewise.
7960 (construct_init_block): Likewise.
7961 (construct_exit_block): Likewise.
7962 * cfghooks.c (verify_flow_info): Likewise.
7963 (dump_bb): Likewise.
7964 (delete_basic_block): Likewise.
7965 (split_edge): Likewise.
7966 (merge_blocks): Likewise.
7967 (make_forwarder_block): Likewise.
7968 (tidy_fallthru_edges): Likewise.
7969 (can_duplicate_block_p): Likewise.
7970 (duplicate_block): Likewise.
7971 * cfglayout.c (fixup_reorder_chain): Likewise.
7972 (fixup_fallthru_exit_predecessor): Likewise.
7973 (can_copy_bbs_p): Likewise.
7974 (copy_bbs): Likewise.
7975 * cfgloop.c (flow_loops_cfg_dump): Likewise.
7976 (flow_loop_entry_edges_find): Likewise.
7977 (flow_loop_exit_edges_find): Likewise.
7978 (flow_loop_nodes_find): Likewise.
7979 (mark_single_exit_loops): Likewise.
7980 (flow_loop_pre_header_scan): Likewise.
7981 (flow_loop_pre_header_find): Likewise.
7982 (update_latch_info): Likewise.
7983 (canonicalize_loop_headers): Likewise.
7984 (flow_loops_find): Likewise.
7985 (get_loop_body_in_bfs_order): Likewise.
7986 (get_loop_exit_edges): Likewise.
7987 (num_loop_branches): Likewise.
7988 (verify_loop_structure): Likewise.
7989 (loop_latch_edge): Likewise.
7990 (loop_preheader_edge): Likewise.
7991 * cfgloopanal.c (mark_irreducible_loops): Likewise.
7992 (expected_loop_iterations): Likewise.
7993 * cfgloopmanip.c (remove_bbs): Likewise.
7994 (fix_bb_placement): Likewise.
7995 (fix_irreducible_loops): Likewise.
7996 (remove_path): Likewise.
7997 (scale_bbs_frequencies): Likewise.
7998 (loopify): Likewise.
8000 (fix_loop_placement): Likewise.
8001 (loop_delete_branch_edge): Likewise.
8002 (duplicate_loop_to_header_edge): Likewise.
8003 (mfb_keep_just): Likewise.
8004 (create_preheader): Likewise.
8005 (force_single_succ_latches): Likewise.
8006 (loop_split_edge_with): Likewise.
8007 (create_loop_notes): Likewise.
8008 * cfgrtl.c (rtl_split_block): Likewise.
8009 (rtl_merge_blocks): Likewise.
8010 (rtl_can_merge_blocks): Likewise.
8011 (try_redirect_by_replacing_jump): Likewise.
8012 (force_nonfallthru_and_redirect): Likewise.
8013 (rtl_tidy_fallthru_edge): Likewise.
8014 (commit_one_edge_insertion): Likewise.
8015 (commit_edge_insertions): Likewise.
8016 (commit_edge_insertions_watch_calls): Likewise.
8017 (rtl_verify_flow_info_1): Likewise.
8018 (rtl_verify_flow_info): Likewise.
8019 (purge_dead_edges): Likewise.
8020 (cfg_layout_redirect_edge_and_branch): Likewise.
8021 (cfg_layout_can_merge_blocks_p): Likewise.
8022 (rtl_flow_call_edges_add): Likewise.
8023 * cse.c (cse_cc_succs): Likewise.
8024 * df.c (hybrid_search): Likewise.
8025 * dominance.c (calc_dfs_tree_nonrec): Likewise.
8026 (calc_dfs_tree): Likewise.
8027 (calc_idoms): Likewise.
8028 (recount_dominator): Likewise.
8029 * domwalk.c (walk_dominator_tree): Likewise.
8030 * except.c (emit_to_new_bb_before): Likewise.
8031 (connect_post_landing_pads): Likewise.
8032 (sjlj_emit_function_enter): Likewise.
8033 (sjlj_emit_function_exit): Likewise.
8034 (finish_eh_generation): Likewise.
8035 * final.c (compute_alignments): Likewise.
8036 * flow.c (calculate_global_regs_live): Likewise.
8037 (initialize_uninitialized_subregs): Likewise.
8038 (init_propagate_block_info): Likewise.
8039 * function.c (thread_prologue_and_epilogue_insns): Likewise.
8040 * gcse.c (find_implicit_sets): Likewise.
8041 (bypass_block): Likewise.
8042 (bypass_conditional_jumps): Likewise.
8043 (compute_pre_data): Likewise.
8044 (insert_insn_end_bb): Likewise.
8045 (insert_store): Likewise.
8046 (remove_reachable_equiv_notes): Likewise.
8047 * global.c (global_conflicts): Likewise.
8048 (calculate_reg_pav): Likewise.
8049 * graph.c (print_rtl_graph_with_bb): Likewise.
8050 * ifcvt.c (mark_loop_exit_edges): Likewise.
8051 (merge_if_block): Likewise.
8052 (find_if_header): Likewise.
8053 (block_jumps_and_fallthru_p): Likewise.
8054 (find_if_block): Likewise.
8055 (find_cond_trap): Likewise.
8056 (block_has_only_trap): Likewise.
8057 (find_if_case1): Likewise.
8058 (find_if_case_2): Likewise.
8059 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Likewise.
8060 (perfect_nestify): Likewise.
8061 * lcm.c (compute_antinout_edge): Likewise.
8062 (compute_laterin): Likewise.
8063 (compute_available): Likewise.
8064 (compute_nearerout): Likewise.
8065 * loop-doloop.c (doloop_modify): Likewise.
8066 * loop-init.c (loop_optimizer_init): Likewise.
8067 * loop-invariant.c (find_exits): Likewise.
8068 * loop-iv.c (simplify_using_initial_values): Likewise.
8069 (check_simple_exit): Likewise.
8070 (find_simple_exit): Likewise.
8071 * loop-unroll.c (peel_loop_completely): Likewise.
8072 (unroll_loop_constant_iterations): Likewise.
8073 (unroll_loop_runtime_iterations): Likewise.
8074 * loop-unswitch.c (may_unswitch_on): Likewise.
8075 (unswitch_loop): Likewise.
8076 * modulo-sched.c (generate_prolog_epilog): Likewise.
8077 (sms_schedule): Likewise.
8078 * postreload-gcse.c (eliminate_partially_redundant_load):
8080 * predict.c (can_predict_insn_p): Likewise.
8081 (set_even_probabilities): Likewise.
8082 (combine_predictions_for_bb): Likewise.
8083 (predict_loops): Likewise.
8084 (estimate_probability): Likewise.
8085 (tree_predict_by_opcode): Likewise.
8086 (tree_estimate_probability): Likewise.
8087 (last_basic_block_p): Likewise.
8088 (propagate_freq): Likewise.
8089 (estimate_loops_at_level): Likewise.
8090 (estimate_bb_frequencies): Likewise.
8091 * profile.c (instrument_edges): Likewise.
8092 (get_exec_counts): Likewise.
8093 (compute_branch_probabilities): Likewise.
8094 (branch_prob): Likewise.
8095 * ra-build.c (live_in): Likewise.
8096 * ra-rewrite.c (rewrite_program2): Likewise.
8097 * ra.c (reg_alloc): Likewise.
8098 * reg-stack.c (reg_to_stack): Likewise.
8099 (convert_regs_entry): Likewise.
8100 (compensate_edge): Likewise.
8101 (convert_regs_1): Likewise,
8102 (convert_regs_2): Likewise.
8103 (convert_regs): Likewise.
8104 * regrename.c (copyprop_hardreg_forward): Likewise.
8105 * reload1.c (fixup_abnormal_edges): Likewise.
8106 * sbitmap.c (sbitmap_intersection_of_succs): Likewise.
8107 (sbitmap_insersection_of_preds): Likewise.
8108 (sbitmap_union_of_succs): Likewise.
8109 (sbitmap_union_of_preds): Likewise.
8110 * sched-ebb.c (compute_jump_reg_dependencies): Likewise.
8111 (fix_basic_block_boundaries): Likewise.
8112 (sched_ebbs): Likewise.
8113 * sched-rgn.c (build_control_flow): Likewise.
8114 (find_rgns): Likewise.
8115 * tracer.c (find_best_successor): Likewise.
8116 (find_best_predecessor): Likewise.
8117 (tail_duplicate): Likewise.
8118 * tree-cfg.c (make_edges): Likewise.
8119 (make_ctrl_stmt_edges): Likewise.
8120 (make_goto_expr_edges): Likewise.
8121 (tree_can_merge_blocks_p): Likewise.
8122 (tree_merge_blocks): Likewise.
8123 (cfg_remove_useless_stmts_bb): Likewise.
8124 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
8125 (tree_block_forwards_to): Likewise.
8126 (cleanup_control_expr_graph): Likewise.
8127 (find_taken_edge): Likewise.
8128 (dump_cfg_stats): Likewise.
8129 (tree_cfg2vcg): Likewise.
8130 (disband_implicit_edges): Likewise.
8131 (tree_find_edge_insert_loc): Likewise.
8132 (bsi_commit_edge_inserts): Likewise.
8133 (tree_split_edge): Likewise.
8134 (tree_verify_flow_info): Likewise.
8135 (tree_make_forwarder_block): Likewise.
8136 (tree_forwarder_block_p): Likewise.
8137 (thread_jumps): Likewise.
8138 (tree_try_redirect_by_replacing_jump): Likewise.
8139 (tree_split_block): Likewise.
8140 (add_phi_args_after_copy_bb): Likewise.
8141 (rewrite_to_new_ssa_names_bb): Likewise.
8142 (dump_function_to_file): Likewise.
8143 (print_pred_bbs): Likewise.
8144 (print_loop): Likewise.
8145 (tree_flow_call_edges_add): Likewise.
8146 (split_critical_edges): Likewise.
8147 (execute_warn_function_return): Likewise.
8148 (extract_true_false_edges_from_block): Likewise.
8149 * tree-if-conv.c (tree_if_conversion): Likewise.
8150 (if_convertable_bb_p): Likewise.
8151 (find_phi_replacement_condition): Likewise.
8152 (combine_blocks): Likewise.
8153 * tree-into-ssa.c (compute_global_livein): Likewise.
8154 (ssa_mark_phi_uses): Likewise.
8155 (ssa_rewrite_initialize_block): Likewise.
8156 (rewrite_add_phi_arguments): Likewise.
8157 (ssa_rewrite_phi_arguments): Likewise.
8158 (insert_phi_nodes_for): Likewise.
8159 (rewrite_into_ssa): Likewise.
8160 (rewrite_ssa_into_ssa): Likewise.
8161 * tree-mudflap.c (mf_build_check_statement_for): Likewise.
8162 * tree-outof-ssa.c (coalesce_abnormal_edges): Likewise.
8163 (rewrite_trees): Likewise.
8164 * tree-pretty-print.c (dump_bb_header): Likewise.
8165 (dump_implicit_edges): Likewise.
8166 * tree-sra.c (insert_edge_copies): Likewise.
8167 (find_obviously_necessary_stmts): Likewise.
8168 (remove_data_stmt): Likewise.
8169 * tree-ssa-dom.c (thread_across_edge): Likewise.
8170 (dom_opt_finalize_block): Likewise.
8171 (single_incoming_edge_ignoring_loop_edges): Likewise.
8172 (record_equivalences_from_incoming_edges): Likewise.
8173 (cprop_into_successor_phis): Likewise.
8174 * tree-ssa-live.c (live_worklist): Likewise.
8175 (calculate_live_on_entry): Likewise.
8176 (calculate_live_on_exit): Likewise.
8177 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
8178 (copy_loop_headers): Likewise.
8179 * tree-ssa-loop-im.c (loop_commit_inserts): Likewise.
8180 (fill_always_executed_in): Likewise.
8181 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Likewise.
8182 * tree-ssa-loop-ivopts.c (find_interesting_uses): Likewise.
8183 (compute_phi_arg_on_exit): Likewise.
8184 * tree-ssa-loop-manip.c (add_exit_phis_edge): Likewise.
8185 (get_loops_exit): Likewise.
8186 (split_loop_exit_edge): Likewise.
8187 (ip_normal_pos): Likewise.
8188 * tree-ssa-loop-niter.c (simplify_using_initial_conditions):
8190 * tree-ssa-phiopt.c (candidate_bb_for_phi_optimization): Likewise.
8191 (replace_phi_with_stmt): Likewise.
8192 (value_replacement): Likewise.
8193 * tree-ssa-pre.c (compute_antic_aux): Likewise.
8194 (insert_aux): Likewise.
8195 (init_pre): Likewise.
8196 * tree-ssa-propagate.c (simulate_stmt): Likewise.
8197 (simulate_block): Likewise.
8198 (ssa_prop_init): Likewise.
8199 * tree-ssa-threadupdate.c (thread_block): Likewise.
8200 (create_block_for_threading): Likewise.
8201 (remove_last_stmt_and_useless_edges): Likewise.
8202 * tree-ssa.c (verify_phi_args): Likewise.
8203 (verify_ssa): Likewise.
8204 * tree_tailcall.c (independent_of_stmt_p): Likewise.
8205 (find_tail_calls): Likewise.
8206 (eliminate_tail_call): Likewise.
8207 (tree_optimize_tail_calls_1): Likewise.
8208 * tree-vectorizer.c (vect_transform_loop): Likewise.
8209 * var-tracking.c (prologue_stack_adjust): Likewise.
8210 (vt_stack_adjustments): Likewise.
8211 (vt_find_locations): Likewise.
8212 * config/frv/frv.c (frv_ifcvt_modify_tests): Likewise.
8213 * config/i386/i386.c (ix86_pad_returns): Likewise.
8214 * config/ia64/ia64.c (ia64_expand_prologue): Likewise.
8215 * config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise.
8217 2004-09-28 Eric Botcazou <ebotcazou@libertysurf.fr>
8220 * config/sparc/sparc.c (struct machine_function): New field
8221 'leaf_function_p' and 'prologue_data_valid_p'.
8222 (sparc_leaf_function_p, sparc_prologue_data_valid_p): New macro
8223 to conveniently access the above fields.
8224 (TARGET_LATE_RTL_PROLOGUE_EPILOGUE): Delete.
8225 (eligible_for_return_delay): Use 'sparc_leaf_function_p' instead
8226 of the generic flavor 'current_function_uses_only_leaf_regs'.
8227 (eligible_for_sibcall_delay): Likewise.
8228 (sparc_expand_prologue): Compute 'sparc_leaf_function_p' and set
8229 'sparc_prologue_data_valid_p'. Use 'sparc_leaf_function_p'.
8230 (sparc_asm_function_prologue): Add sanity check for the assumption
8231 made in 'sparc_expand_prologue'. Use 'sparc_leaf_function_p'.
8232 (sparc_can_use_return_insn_p): New function.
8233 (sparc_expand_epilogue): Use 'sparc_leaf_function_p'.
8234 (output_restore): Likewise.
8235 (output_sibcall): Likewise.
8236 (sparc_output_mi_thunk): Likewise.
8237 * config/sparc/sparc-protos.h (sparc_can_use_return_insn_p): Declare.
8238 * config/sparc/sparc.md (return): New expander.
8240 * config/sparc/sparc.h (INITIAL_ELIMINATION_OFFSET): Minor tweak.
8242 2004-09-27 Mark Mitchell <mark@codesourcery.com>
8245 * stor-layout.c (layout_decl): Use fold_convert, not convert.
8246 (bit_from_pos): Likewise.
8247 (byte_from_pos): Likewise.
8248 (pos_from_bit): Likewise.
8249 (normalize_offset): Likewise.
8250 (place_field): Likewise.
8251 (finalize_type_size): Likewise.
8252 (layout_type): Likewise.
8253 * tree.c (build_index_type): Likewise.
8255 2004-09-27 Devang Patel <dpatel@apple.com>
8257 * expr.c (expand_expr_real_1): Handle VEC_COND_EXPR.
8258 * genopinit.c (optabs): New entry for vcond_gen_code and
8260 * optabs.c (vcond_gen_code, vcondu_gen_code): New optabs.
8261 (get_rtx_code): New function.
8262 (vector_compare_rtx): New function.
8263 (init_optabs): Initialize vcond_gen_code and vcondu_gen_code.
8264 (expand_vec_cond_expr_p): New function.
8265 (expand_vec_cond_expr): New function.
8266 (get_vcond_icode): New function.
8267 * optabs.h (expand_vec_cond_expr, expand_vec_cond_expr_p): New externs.
8268 (vcond_gen_code, vcondu_gen_code): Same.
8270 2004-09-27 Kelley Cook <kcook@gcc.gnu.org>
8272 * Makefile.in (STAGESTUFF): Split into ...
8273 (STAGECOPYSTUFF, STAGEMOVESTUFF): ... these.
8274 (mostlyclean): Update.
8275 (stage1-start, stage2-start, stage3-start, stage4-start,
8276 stageprofile-start, stagefeedback-start): Copy the STAGECOPYSTUFF.
8277 Move the STAGEMOVESTUFF.
8279 2004-09-27 Eric Botcazou <ebotcazou@libertysurf.fr>
8281 * system.h (getpagesize): Return 'int' instead of 'long'.
8283 2004-09-27 Michael Matz <matz@suse.de>
8287 * bitmap.h (bmp_iter_single_init, bmp_iter_and_not_init,
8288 bmp_iter_and_init): Shift by bit_in_word.
8290 2004-09-27 Kelley Cook <kcook@gcc.gnu.org>
8292 * aclocal.m4: Quote m4_includes. Include ../config/gcc-lib-path.m4.
8293 * configure.ac: Don't sinclude it here.
8294 * configure: Regenerate.
8296 2004-09-27 Dorit Naishlos <dorit@il.ibm.com>
8298 * config/rs6000/rs6000.c (rs6000_legitimate_address, print_operand):
8301 2004-09-27 Joseph S. Myers <jsm@polyomino.org.uk>
8304 * c-typeck.c (build_component_ref): Name type involved in
8305 diagnostic for structure or union without a member of the given
8308 2004-09-27 DJ Delorie <dj@redhat.com>
8310 * config/stormy16/stormy16.c (xstormy16_asm_output_aligned_common):
8311 .comm alignment is bytes, not bits.
8313 2004-09-27 Devang Patel <dpatel@apple.com>
8315 * tree-pretty-print.c (dump_generic_node): Print VEC_COND_EXPR.
8316 (print_call_name): Do not print VEC_COND_EXPR.
8318 2004-09-27 Devang Patel <dpatel@apple.com>
8320 * tree-pretty-print.c (dump_generic_node): Print VEC_COND_EXPR.
8322 2004-09-27 Jan Hubicka <jh@suse.cz>
8324 * i386.c (athlon_cost, k8_cost): Set BRANCH_COST to 5.
8326 2004-09-27 Kazu Hirata <kazu@cs.umass.edu>
8328 * bitmap.h: Fix a comment typo.
8330 2004-09-27 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
8332 * libgcc2.c (getpagesize): Change type of return value to int.
8334 2004-09-26 Matt Austern <austern@apple.com>
8336 * ggc-page.c (GGC_QUIRE_SIZE): Bump up from 16 to 256 if we're
8339 2004-09-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8341 * bitmap.h (EXECUTE_IF_SET_IN_BITMAP, EXECUTE_IF_AND_COMPL_IN_BITMAP,
8342 EXECUTE_IF_AND_IN_BITMAP): Changed to iterator style.
8343 (bitmap_iterator): New type.
8344 (bmp_iter_common_next_1, bmp_iter_single_next_1, bmp_iter_single_init,
8345 bmp_iter_end_p, bmp_iter_single_next, bmp_iter_and_not_next_1,
8346 bmp_iter_and_not_init, bmp_iter_and_not_next, bmp_iter_and_next_1,
8347 bmp_iter_and_init, bmp_iter_and_next): New functions.
8348 * basic-block.h (EXECUTE_IF_SET_IN_REG_SET,
8349 EXECUTE_IF_AND_COMPL_IN_REG_SET, EXECUTE_IF_AND_IN_REG_SET): Changed to
8350 use iterator-style EXECUTE_IF_IN_BITMAP macros.
8351 * bitmap.c (bitmap_print): Ditto.
8352 * bt-load.c (clear_btr_from_live_range, add_btr_to_live_range,
8353 btr_def_live_range): Ditto.
8354 * cfganal.c (compute_dominance_frontiers_1) Ditto.
8355 * cgraphunit.c (convert_UIDs_in_bitmap, cgraph_characterize_statics):
8357 * ddg.c (build_inter_loop_deps): Ditto.
8358 * df.c (FOR_EACH_BB_IN_BITMAP, df_bb_reg_info_compute, df_refs_update):
8360 * except.c (remove_eh_handler): Ditto.
8361 * flow.c (reg_set_to_hard_reg_set): Ditto.
8362 * gcse.c (clear_modify_mem_tables): Ditto.
8363 * global.c (build_insn_chain): Ditto.
8364 * ifcvt.c (dead_or_predicable): Ditto.
8365 * loop-invariant.c (get_inv_cost, set_move_mark, move_invariant_reg):
8367 * ra-build.c (livethrough_conflicts_bb, conflicts_between_webs): Ditto.
8368 * ra-rewrite.c (reloads_to_loads, rewrite_program2,
8369 detect_web_parts_to_rebuild, delete_useless_defs, actual_spill): Ditto.
8370 * tree-cfg.c (allocate_ssa_names, tree_duplicate_sese_region,
8371 tree_purge_all_dead_eh_edges): Ditto.
8372 * tree-into-ssa.c (compute_global_livein, insert_phi_nodes,
8373 insert_phi_nodes_for, debug_def_blocks_r, invalidate_name_tags,
8374 rewrite_ssa_into_ssa): Ditto.
8375 * tree-outof-ssa.c (find_replaceable_exprs): Ditto.
8376 * tree-sra.c (scan_function, decide_instantiations, scalarize_parms):
8378 * tree-ssa-alias.c (init_alias_info, compute_points_to_and_addr_escape,
8379 compute_flow_sensitive_aliasing, maybe_create_global_var,
8380 dump_points_to_info_for): Ditto.
8381 * tree-ssa-dce.c (EXECUTE_IF_CONTROL_DEPENDENT): Ditto.
8382 * tree-ssa-dse.c (dse_finalize_block): Ditto.
8383 * tree-ssa-live.c (live_worklist, calculate_live_on_entry,
8384 calculate_live_on_exit, build_tree_conflict_graph, dump_live_info):
8386 * tree-ssa-loop-ivopts.c (find_induction_variables,
8387 find_interesting_uses, add_old_ivs_candidates, alloc_use_cost_map,
8388 determine_use_iv_costs, determine_set_costs, find_best_candidate,
8389 set_cost_up_to, create_new_ivs, remove_unused_ivs, free_loop_data):
8391 * tree-ssa-loop-manip.c (add_exit_phis_var, add_exit_phis): Ditto.
8392 * tree-ssa-operands.c (get_asm_expr_operands, add_call_clobber_ops,
8393 add_call_read_ops): Ditto.
8394 * tree-ssa-pre.c (bitmap_print_value_set, insert_aux): Ditto.
8396 2004-09-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8398 * pa.c (print_operand): Use non-trapping completers for UNLE, UNLT,
8399 UNGE, UNGT, UNEQ, UNORDERED and ORDERED comparisons.
8401 2004-09-26 Ulrich Weigand <uweigand@de.ibm.com>
8403 * builtins.c (expand_builtin_memcmp): Adjust MEM_SIZE to
8404 reflect size of memory regions being compared.
8406 2004-09-26 Ulrich Weigand <uweigand@de.ibm.com>
8408 * builtins.c (get_memory_rtx): Set mem attributes for non-ADDR_EXPR
8409 expressions. Always clear MEM_SIZE and alias set.
8411 2004-09-26 Roger Sayle <roger@eyesopen.com>
8412 Giovanni Bajo <giovannibajo@gcc.gnu.org>
8415 * stor-layout.c (compute_record_mode): For records with a single
8416 field, only use the field's mode if its size matches what we'd
8417 have choosen for the record ourselves. This forces the use of
8418 BLKmode for packed records that don't completely fill a mode.
8420 2004-09-26 Roger Sayle <roger@eyesopen.com>
8423 * combine.c (force_to_mode): Remove dubious early return test that
8424 inhibits further optimization.
8426 2004-09-26 Kazu Hirata <kazu@cs.umass.edu>
8428 * profile.c: Fix a comment typo.
8430 2004-09-26 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8433 * tree-ssa-loop-im.c (for_each_index): Call callback for component_refs
8434 with varying offset.
8435 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): New function.
8436 (idx_contains_abnormal_ssa_name_p): Scan step and lower bound for
8438 (expr_invariant_in_loop_p): New function.
8439 (idx_find_step): Handle step and lower bound for ARRAY_REFs. Handle
8440 component_ref_field_offset for COMPONENT_REFs. Do not allow
8441 ALIGN_INDIRECT_REFs and MISALIGNED_INDIRECT_REFs.
8442 (add_address_candidates): Do not handle ALIGN_INDIRECT_REFs and
8443 MISALIGNED_INDIRECT_REFs.
8444 (idx_remove_ssa_names): Handle step and lower bound for ARRAY_REFs.
8445 (rewrite_address_base): Do not handle ALIGN_INDIRECT_REFs and
8446 MISALIGNED_INDIRECT_REFs.
8448 2004-09-26 Joseph S. Myers <jsm@polyomino.org.uk>
8451 * gcc.c (cpp_options, cc1_options): Preserve relative order of
8452 -std and -ansi options.
8454 2004-09-26 Jan Hubicka <jh@suse.cz>
8456 * dwarf2out.c (dwarf2out_finish): Set parent to comp_unit_die
8457 for nested functions whose proper parent has not been output.
8459 * profile.c (compute_branch_probabilities): Use REG_BR_PROB notes
8460 when re-constructing profile previously invalidated by loop.
8462 2004-09-25 Dale Johannesen <dalej@apple.com>
8464 * tree-gimple.c: Move GIMPLE definition...
8465 * doc/tree-ssa.texi: here.
8467 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
8469 * tree-vectorizer.c: Fix a comment typo.
8471 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
8473 * c-typeck.c, defaults.h, dwarf.h, dwarf2out.c, fold-const.c,
8474 gthr-dce.h, gthr-posix.h, gthr-solaris.h, gthr-win32.h,
8475 lambda-code.c, lambda-mat.c, libgcc2.c, stmt.c,
8476 tree-ssa-pre.c, tree-vn.c, tree.h: Fix comment formatting.
8478 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
8480 * tree-ssa-loop-unswitch.c: Fix a comment typo.
8482 2004-09-25 Kazu Hirata <kazu@cs.umass.edu>
8484 * doc/passes.texi: Fix a typo.
8486 2004-09-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8488 * tree-optimize.c (init_tree_optimization_passes): Add
8490 * tree-pass.h (pass_record_bounds): Declare.
8491 * tree-ssa-loop.c (tree_ssa_loop_bounds, pass_record_bounds):
8494 2004-09-25 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8496 PR tree-optimization/17474
8497 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Determine
8498 offset of the field correctly when DECL_FIELD_BIT_OFFSET != 0.
8500 2004-09-25 Jan Hubicka <jh@suse.cz>
8502 * predict.c (counts_to_freqs): Make global.
8503 * predict.h (counts_to_freqa): Declare.
8504 * profile.c (compute_branch_probabilities): Compute frequencies
8505 * tree-profile.c (do_tree_profiling): Refine conditional on when
8506 tree profiling pass is needed.
8508 * passes.c (rest_of_handle_cfg): Disable const/pure function
8509 detection when doing tree based profiling.
8511 * tree-inline.c (expand_call_inline): Fix incorrectly reversed
8514 2004-09-25 Richard Sandiford <rsandifo@redhat.com>
8516 * config/mips/mips.h (struct mips_args): Clarify comments.
8517 * config/mips/mips.c (struct mips_arg_info): Likewise.
8518 (mips_arg_info): Don't allow fpr_p to affect the register or
8519 stack alignment. Remove o64 silliness.
8520 (function_arg): Deal with the o32 float,float case specially.
8522 2004-09-25 Richard Sandiford <rsandifo@redhat.com>
8524 * config/mips/mips.md (loadx, storex): Define for V2SF.
8526 2004-09-25 Ulrich Weigand <uweigand@de.ibm.com>
8528 * config/s390/s390-protos.h (s390_back_chain_rtx): Add prototype.
8529 * config/s390/s390.c (s390_back_chain_rtx): New function.
8530 * config/s390/s390.md ("allocate_stack"): Use s390_back_chain_rtx.
8531 Call anti_adjust_stack.
8532 ("restore_stack_block"): Use s390_back_chain_rtx. Enable pattern
8533 only if compiling with back chain.
8534 ("save_stack_nonlocal", "restore_stack_nonlocal"): Save/restore
8535 back chain only if back chain enabled. Use s390_back_chain_rtx.
8537 2004-09-25 Joseph S. Myers <jsm@polyomino.org.uk>
8539 * doc/trouble.texi: Remove obsolete information. Update
8540 information on how to regenerate fixincluded headers.
8542 2004-09-25 Joseph S. Myers <jsm@polyomino.org.uk>
8545 * doc/invoke.texi: Document that
8546 -Wno-error-implicit-function-declaration is not accepted.
8548 2004-09-24 Richard Henderson <rth@redhat.com>
8550 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): New.
8551 * config/alpha/alpha.c (alpha_vector_mode_supported_p): Don't depend
8553 (alpha_expand_mov): Allow unaligned vectors.
8554 (alpha_expand_unaligned_store): Use CONST0_RTX.
8555 (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New.
8557 2004-09-24 Jeff Law <law@redhat.com>
8559 * tree-ssa-dom.c (dom_opt_finalize_block): Fix violation of strict
8561 (simplify_cond_and_lookup_avail_expr): Likewise.
8563 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
8566 * doc/extend.texi (Unnamed Fields): Remove "." from end of long
8567 title. Document interaction with -fms-extensions.
8568 * doc/invoke.texi (-fms-extensions): Refer to Unnamed Fields
8571 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
8574 * doc/extend.texi: Document interaction of attribute noreturn and
8577 2004-09-24 Richard Henderson <rth@redhat.com>
8580 * regclass.c (subregs_of_mode): Turn into an htab. Make static.
8581 (som_hash, som_eq): New.
8582 (init_subregs_of_mode, record_subregs_of_mode): New.
8583 (cannot_change_mode_set_regs): Rewrite for htab implementation.
8584 (invalid_mode_change_p): Likewise.
8585 * combine.c (gen_lowpart_for_combine): Use record_subregs_of_mode.
8586 * flow.c (mark_used_regs): Likewise.
8587 (life_analysis): Use init_subregs_of_mode.
8588 * regs.h (subregs_of_mode): Remove.
8589 * rtl.h (init_subregs_of_mode, record_subregs_of_mode): Declare.
8591 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
8593 * tree-ssa-phiopt.c (conditional_replacement): Use the correct
8594 type with the copy of the conditional.
8596 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
8599 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
8600 Prevent renaming if the aliasing sets of the type which the
8601 pointer points to are different.
8603 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
8606 * c-decl.c (diagnose_mismatched_decls): Check for duplicate
8607 declarations of enumerators.
8608 (start_struct): Check TYPE_SIZE rather than TYPE_FIELDS to check
8609 for redefinition. Check for nested redefinition.
8610 (finish_struct): Don't check for nested redefinition.
8611 (start_enum): Check for nested redefinition.
8613 2004-09-24 Devang Patel <dpatel@apple.com>
8615 * tree-if-conv.c (tree_if_convert_cond_expr0: Create temp. variable
8616 only when necesssary.
8617 (combine_blocks): Combine loop header and exit block.
8619 2004-09-24 Paolo Bonzini <bonzini@gnu.org>
8621 * hooks.c (hook_tree_tree_bool_null): New.
8622 * hooks.h (hook_tree_tree_bool_null): Declare it.
8623 * target-def.c (TARGET_FOLD_BUILTIN): Point to it.
8624 * targhooks.c (default_fold_builtin): Remove.
8625 * targhooks.h (default_fold_builtin): Remove.
8627 2004-09-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8629 PR rtl-optimization/17625
8630 * loop-doloop.c (doloop_modify): Unshare rtl before emitting it.
8632 2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
8635 * tree-ssa-forwprop.c (record_single_argument_cond_exprs):
8636 Reject if any of the operands occur in an abnormal PHI.
8638 2004-09-24 Andreas Schwab <schwab@suse.de>
8640 * tree-ssa-dom.c (record_range): Fix violation of strict aliasing
8643 2004-09-24 Eric Botcazou <ebotcazou@libertysurf.fr>
8645 * config.gcc (sparc64-*-solaris2*): Include sparc/sol2-gas.h
8646 if the GNU assembler is used.
8647 (sparc-*-solaris2*): Likewise.
8648 * dbxout.c (NO_DBX_BNSYM_ENSYM): Default to zero.
8649 (dbxout_function_end): Protect N_ENSYM with it.
8650 (dbxout_begin_prologue): Protect N_BNSYM with it.
8651 * doc/tm.texi (NO_DBX_BNSYM_ENSYM): Document it.
8652 * config/sparc/sol2.h (NO_DBX_BNSYM_ENSYM): Define to 1.
8653 * config/sparc/sol2-gas.h: New file.
8655 2004-09-23 H.J. Lu <hongjiu.lu@intel.com>
8658 * Makefile.in (@set_gcc_lib_path@): Added.
8660 * configure.ac: Include ../config/gcc-lib-path.m4. Use
8661 TL_AC_GNU_MAKE_GCC_LIB_PATH.
8662 * configure: Regenerated.
8664 2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
8667 * c-typeck.c (build_c_cast): Improve wording of
8668 -Wbad-function-cast diagnostic.
8670 2004-09-23 Hans-Peter Nilsson <hp@axis.com>
8673 * config/cris/cris.md (moverside, movemside): Rename variable
8674 "reg" to "otherop". To generate canonical RTX, check that otherop
8675 isn't constant instead of checking that operand 1 is a register.
8677 2004-09-23 Jakub Jelinek <jakub@redhat.com>
8679 * tree-ssa-propagate.c (set_rhs): Fail if EXPR is COMPOUND_EXPR.
8681 2004-09-23 Diego Novillo <dnovillo@redhat.com>
8682 Jakub Jelinek <jakub@redhat.com>
8684 * tree-flow.h (find_new_referenced_vars): Add prototype.
8685 * tree-sra.c (find_new_referenced_vars_1, find_new_referenced_vars):
8687 * tree-dfa.c (find_new_referenced_vars_1, find_new_referenced_vars):
8689 (mark_new_vars_to_rename): Walk through all operands.
8690 * tree-ssa-ccp.c (convert_to_gimple_builtin): New function.
8691 (execute_fold_all_builtins): Use it.
8692 (pass_fold_builtins): Add TODO_rename_vars to todo_flags_finish.
8694 2004-09-23 P.J. Darcy <darcypj@us.ibm.com>
8696 * gthr-tpf.h: New file.
8697 * config.gcc (s390x-ibm-tpf*): Add thread_file='tpf'.
8698 * gthr.h: Use gthr-tpf.h on TPF OS.
8700 2004-09-23 Jeff Law <law@redhat.com>
8702 * tree-ssa-ccp.c (get_default_value): Use SSA_NAME_VALUE rather
8703 than SSA_NAME_EQUIV and SET_SSA_NAME_EQUIV.
8704 (substitute_and_fold): Likewise.
8705 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Remove everything
8706 except invariants from SSA_NAME_VALUE.
8707 (thread_across_edge): Use SSA_NAME_VALUE rather than SSA_NAME_EQUIV
8708 and SET_SSA_NAME_EQUIV.
8709 (restore_vars_to_original_value, record_const_or_copy): Likewise.
8710 (record_equivalences_from_phis, record_const_or_copy_1): Likewise.
8711 (record_equality, cprop_into_successor_phis): Likewise.
8712 (record_equivalences_from_stmt, cprop_operand): Likewise.
8713 (lookup_avail_expr): Likewise.
8714 * tree-ssa-pre.c (fini_pre): Remove everything except invariants
8715 from SSA_NAME_VALUE.
8716 * tree.h (SSA_NAME_EQUIV, SET_SSA_NAME_EQUIV): Kill.
8717 (struct tree_ssa_name): Kill EQUIV field. Remove GGC skip
8718 annotation from the VALUE_HANDLE field.
8720 2004-09-21 Fariborz Jahanian <fjahanian@apple.com>
8724 * tree.c (reconstruct_complex_type): Remove extra "this".
8725 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute):
8726 Add V4SFmode to case statement.
8728 2004-09-23 Joseph S. Myers <jsm@polyomino.org.uk>
8731 * doc/extend.texi, doc/invoke.texi: Document interaction of
8732 -fno-builtin with format checks. Note that built-in functions
8733 have effects beyond generating code that avoids calls to those
8736 2004-09-23 Frank Ch. Eigler <fche@redhat.com>
8738 PR tree-optimization/17533
8739 * dominance.c (verify_dominators): Tolerate even more incorrect
8740 dominance data during error message printing.
8741 * tree-mudflap.c (mf_build_check_statement_for): Build basic blocks
8742 and edges more correctly.
8744 2004-09-23 Dorit Naishlos <dorit@il.ibm.com>
8746 * tree.def (ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF):
8748 * tree.h (REF_ORIGINAL): Consider ALIGN_INDIRECT_REF and
8749 MISALIGNED_INDIRECT_REF.
8750 * alias.c (get_alias_set, nonoverlapping_memrefs_p): Likewise.
8751 * emit-rtl.c (mem_expr_equal_p, set_mem_attributes_minus_bitpos):
8753 * expr.c (safe_from_p, expand_expr_real_1, rewrite_address_base)
8754 (find_interesting_uses_address): Likewise.
8755 * fold-const.c (non_lvalue, operand_equal_p): Likewise.
8756 (build_fold_addr_expr_with_type): Likewise.
8757 * gimplify.c (gimplify_addr_expr, gimplify_expr): Likewise.
8758 * print-rtl.c (print_mem_expr): Likewise.
8759 * tree-dump.c (dequeue_and_dump): Likewise.
8760 * tree-eh.c (tree_could_trap_p): Likewise.
8761 * tree-gimple.c (is_gimple_addressable, get_base_address): Likewise.
8762 * tree-pretty-print.c (op_prio, op_symbol, dump_generic_node): Likewise.
8763 * tree-ssa-alias.c (find_ptr_dereference, ptr_is_dereferenced_by):
8765 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8766 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
8767 * tree-ssa-loop-im.c (for_each_index, is_call_clobbered_ref): Likewise.
8768 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Likewise.
8769 (add_address_candidates, rewrite_address_base): Likewise.
8770 * tree-ssa-operands.c (get_expr_operands, get_indirect_ref_operands):
8772 * tree.c (staticp, build1_stat): Likewise.
8774 * tree.def (REALIGN_LOAD_EXPR, REALIGN_STORE_EXPR): New tree-codes.
8775 * tree-pretty-print.c (dump_generic_node): Consider REALIGN_LOAD_EXPR.
8776 * tree-ssa-operands.c (get_expr_operands): Likewise.
8777 * expr.c (expand_expr_real_1): Likewise.
8779 * optabs.h (vec_realign_store_optab, vec_realign_load_optab): New
8781 (OTI_vec_realign_store, OTI_vec_realign_load): New optab_index values
8783 (expand_ternary_op): New function.
8784 * genopinit.c (optabs): Handle the new optabs.
8785 * optabs.c (optab_for_tree_code): Add cases for the new tree-codes.
8786 (init_optabs): Initialize vec_realign_load_optab.
8787 (expand_ternary_op): New functions.
8789 * target-def.h (TARGET_VECTORIZE): New member for struct gcc_target.
8790 (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New member for targetm.vectorize.
8791 (TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD): Likewise.
8792 (TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE): Likewise.
8793 * target.h (struct vectorize): New member for struct gcc_target.
8794 (misaligned_mem_ok): New member for targetm.vectorize.
8795 (builtin_mask_for_load): Likewise.
8796 (builtin_mask_for_store): Likewise.
8797 * targethooks.c (default_vect_misaligned_mem_ok): New function.
8798 * targethooks.h (default_vect_misaligned_mem_ok): New function.
8800 * config/rs6000/altivec.md (build_vector_mask_for_load): New
8802 (vec_realign_load_v4si, vec_realign_load_v4sf, vec_realign_load_v8hi)
8803 (vec_realign_load_v16qi): New define_insn.
8804 * config/rs6000/rs6000.h (ALTIVEC_BUILTIN_MASK_FOR_LOAD):
8805 (ALTIVEC_BUILTIN_MASK_FOR_STORE): New target builtins.
8806 * config/rs6000/rs6000.c (altivec_builtin_mask_for_load):
8807 (altivec_builtin_mask_for_store): New variables.
8808 (rs6000_builtin_mask_for_load): New function. Implements
8809 TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD.
8810 (rs6000_builtin_mask_for_store): New function. Implements
8811 TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE.
8812 (rs6000_expand_builtin): Expand the target builtins
8813 builtin_mask_for_load and builtin_mask_for_store.
8814 (altivec_init_builtins): Initialize the new target builtins.
8815 * config/i386/i386.c (ix86_misaligned_mem_ok): New function.
8816 Implements the target hook TARGET_VECTORIZE_MISALIGNED_MEM_OK.
8818 * tree-vectorizer.c (vect_create_data_ref): Renamed to
8819 vect_create_data_ref_ptr. Returns a pointer instead of an array-ref.
8820 (vect_create_addr_base_for_vector_ref): Additional argument (offset).
8821 (vectorizable_store): Call vect_create_data_ref_ptr with additional
8822 arguments, and create an indirect_ref with its return value data_ref.
8823 Check aligned_access_p.
8824 (vectorizable_load): Handle misaligned loads, using software-pipelined
8825 scheme with REALIGN_LOAD_EXPR and ALIGN_INDIRECT_REF if
8826 vec_realign_load_optab is supported, or using a scheme without
8827 software-pipelining with MISALIGNED_INDIRECT_REF if the target hook
8828 misaligned_mem_ok is supported.
8830 (vect_finish_stmt_generation): Typo.
8831 (vect_enhance_data_refs_alignment): Rename loop_vinfo to loop_info.
8832 (vect_analyze_data_refs_alignment): Don't fail vectorization in the
8833 presence of misaligned loads.
8834 (vect_analyze_data_ref_access): Add check for constant init.
8835 (vect_get_symbl_and_dr): Remove duplicate line.
8836 * tree-vectorizer.h (DR_MISALIGNMENT): Add comment.
8838 2004-09-23 Kazu Hirata <kazu@cs.umass.edu>
8840 * builtins.c: Fix a comment typo.
8842 2004-09-23 Jan Hubicka <jh@suse.cz>
8844 * profile.c (branch_prob): Do not verify flow info in the middle of the
8847 2004-09-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8849 * cfgloop.h (update_single_exits_after_duplication): Declare.
8850 (loopify, split_loop_bb): Declaration changed.
8851 * cfgloopmanip.c (split_loop_bb): Take void * as an argument instead
8853 (loopify): Added redirect_all_edges argument.
8854 (update_single_exits_after_duplication): Export.
8855 * loop-unswitch.c (unswitch_loop): Changed due to loopify change.
8856 * tree-flow.h (tree_duplicate_loop_to_header_edge,
8857 tree_ssa_loop_version): Declare.
8858 * tree-ssa-loop-manip.c (copy_phi_node_args, rename_variables,
8859 set_phi_def_stmts, tree_duplicate_loop_to_header_edge,
8860 lv_adjust_loop_header_phi, lv_adjust_loop_entry_edge,
8861 lv_update_pending_stmts, tree_ssa_loop_version): New functions.
8863 * tree-ssa-loop-unswitch.c: New file.
8864 * Makefile.in (tree-ssa-loop-unswitch.o): Add.
8865 * timevar.def (TV_TREE_LOOP_UNSWITCH): New timevar.
8866 * tree-flow.h (tree_ssa_unswitch_loops): Declare.
8867 * tree-optimize.c (init_tree_optimization_passes): Add pass_unswitch.
8868 * tree-pass.h (pass_unswitch): Declare.
8869 * tree-ssa-loop.c (tree_ssa_loop_unswitch,
8870 gate_tree_ssa_loop_unswitch, pass_unswitch): New pass.
8871 * doc/passes.texi: Documen tree level loop unswitching.
8873 2004-09-23 Kazu Hirata <kazu@cs.umass.edu>
8875 * cfgexpand.c, config/s390/tpf-eh.c: Fix comment typos.
8877 2004-09-22 Eric Christopher <echristo@redhat.com>
8879 * builtins.c (simplify_builtin_va_start): Remove.
8880 (simplify_builtin): Ditto.
8881 (fold_builtin_strchr): Ditto.
8882 (simplify_builtin_*): Rename remainders to fold_builtin_*.
8883 (expand_builtin): Fix up for above changes.
8884 (fold_builtin_1): Add new folders. Change for above.
8885 (expand_builtin_va_start): Call fold_builtin_next_arg.
8886 * gimplify.c (gimplify_call_expr): Fix calls to simplify_builtin.
8887 * tree.h: Remove prototype for simplify_builtin.
8889 2004-09-23 Jan Hubicka <jh@suse.cz>
8892 * dwarf2out.c (dwarf2out_finish): Deal with nested functions
8893 of fully inlined functions.
8894 * tree-inline.c (inline_forbidden_p_1): Nested functions can be
8897 * cfgexpand.c (add_reg_br_prob_note): New function.
8898 (expand_gimple_cond_expr): Use it.
8899 (tree_expand_cfg): No longer kill the profile.
8900 * cfgrt.c (rtl_verify_flow_info_1): Check profile consistency
8901 only if it is present.
8902 * passes.c (rest_of_handle_loop_optimize): Kill the profile.
8903 * predict.c (combine_predictions_for_insn): Set the probabilities
8904 based on REG_BR_PROB note if present.
8905 * predict.c (branch_prob): Profile is read only with
8906 flag_branch_probabilities.
8908 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
8910 * aclocal.m4: Add in gettext's m4 includes.
8911 (AC_ICONV, AC_LCMESSAGES, GCC_PATH_PROG): Remove.
8912 * configure.ac: Add in check for iconv.h
8913 * configure: Regenerate.
8915 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
8917 * aclocal.m4: Update for rename of gettext-sister.m4.
8919 2004-09-22 Daniel Berlin <dberlin@dberlin.org>
8921 Fix PR tree-optimization/17587
8922 * tree-ssa-pre.c (fini_pre): Commit edge inserts here.
8923 (insert_aux): Instead of here.
8925 2004-09-22 Diego Novillo <dnovillo@redhat.com>
8927 PR tree-optimization/16721
8928 * tree-dfa.c (dump_variable): Show TREE_THIS_VOLATILE.
8929 * tree-ssa-alias.c (create_memory_tag): Move setting of
8930 TREE_THIS_VOLATILE ...
8931 (get_tmt_for): ... here.
8933 2004-09-22 Eric Botcazou <ebotcazou@libertysurf.fr>
8935 * config/sparc/sparc.md (cmove splitter): Fix formatting.
8936 (conditional_trap expander): Reject inappropriate CCmodes.
8937 (conditional trap insn): Use V9 syntax if possible.
8939 2004-09-22 Joseph S. Myers <jsm@polyomino.org.uk>
8942 * c-typeck.c (build_component_ref): Don't special-case
8945 2004-09-22 Frank Ch. Eigler <fche@redhat.com>
8947 * dominance.c (verify_dominators): Don't SEGV if recount_dominator
8950 2004-09-22 Kazu Hirata <kazu@cs.umass.edu>
8952 * doc/c-tree.texi (TRUTH_NOT_EXPR, TRUTH_ANDIF_EXPR,
8953 TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
8954 TRUTH_XOR_EXPR): Mention the restriction on types.
8956 2004-09-22 Matt Austern <austern@apple.com>
8958 * config/darwin.c (darwin_make_decl_one_only):
8959 Allow coalesced symbol to appear in static archive's table of contents
8961 2004-09-22 Kazu Hirata <kazu@cs.umass.edu>
8963 PR tree-optimization/17512
8964 * convert.c (convert_to_integer): Don't handle TRUTH_*_EXPR as
8967 2004-09-22 David Edelsohn <edelsohn@gnu.org>
8969 * dbxout.c (get_lang_number): Do not define if
8970 DBX_OUTPUT_MAIN_SOURCE_DIRECTORY is defined.
8972 2004-09-22 Ralf Corsepius <corsepiu@faw.uni-ulm.de>
8975 * config/rs6000/rtems.h (TARGET_OS_CPP_BUILTINS): Add
8976 builtin_define ("__USE_INIT_FINI__").
8978 2004-09-22 P.J. Darcy <darcypj@us.ibm.com>
8980 * config/s390/s390-protos.h (s390_emit_tpf_eh_return): Add prototype.
8981 * config/s390/s390.c (s390_emit_tpf_eh_return): New function.
8982 * config/s390/s390.h (TARGET_TPF): New macro.
8983 * config/s390/s390.md ("eh_return"): New expander.
8984 * config/s390/t-tpf (LIB2ADDEH): Use unwind-dw2-fde.c rather than
8985 unwind-dw2-fde-glibc.c. Add config/s390/tpf-eh.c.
8986 (LIB2ADDEHDEP): Remove unwind-dw2-fde.c.
8987 * config/s390/tpf.h (TARGET_TPF): Define to 1.
8988 (STACK_POINTER_OFFSET): Increase to 448.
8989 (TARGET_DEFAULT): Set -mtpf-trace on as default.
8990 (TPF_LOC_DIFF_OFFSET): New macro.
8991 (ASM_PREFERRED_EH_DATA_FORMAT): Redefine to always use absolute
8993 (__isPATrange): Add prototype.
8994 (MD_FALLBACK_FRAME_STATE_FOR): Define.
8995 * config/s390/tpf-eh.c: New file.
8997 2004-09-22 Diego Novillo <dnovillo@redhat.com>
8999 * fold-const.c (fold): Avoid non INTEGER_TYPEs when widening
9000 operands in an integer comparison.
9001 * tree-cfg.c (find_taken_edge): Call fold() to determine
9002 whether the predicate is known.
9004 2004-09-22 Kelley Cook <kcook@gcc.gnu.org>
9006 * aclocal.m4: Import AM_PROG_CC_C_O and AM_AUX_DIR_EXPAND.
9007 * configure.ac: Call AM_PROG_CC_C_O instead of AC_PROG_CC_C_O.
9008 Create build and doc directories along with the language directories.
9009 Don't create doc directory separately.
9010 * configure: Regenerate.
9011 * Makefile.in: Create all object and executables files built
9012 with the build compiler in a build/ directory.
9013 (genobjnames): Add missing build objects.
9014 (STAGESTUFF): Don't stage the gen* programs.
9015 (ggc-none.o): Define dependencies for the target compiler.
9016 (build-print-rtl.o): Rename to build/print-rtl.o.
9017 (build-errors.o): Rename to build/errors.o.
9018 (build-varray.o): Rename to build/varray.o.
9019 (maintainerclean): Delete the contents of the build directory.
9020 ($(genobjs): %.o): Explicitly use -o.
9021 (build/insn-conditions.o): Delete specfic rule to use generic rule.
9022 (build/gengtype-lex.o): Likewise.
9023 (build/gengtype-yacc.o): Likewise.
9024 (build/gcov-iov.o): Likewise.
9026 2004-09-22 Nathan Sidwell <nathan@codesourcery.com>
9028 * vec.h (VEC_space): Return true if there _is_ space.
9029 (VEC_reserve): Adjust.
9031 2004-09-22 Richard Sandiford <rsandifo@redhat.com>
9033 * config/mips/mips.c (mips_function_value): For o32, o64, n32 and n64,
9034 use FPRs for scalar, complex and vector types only.
9036 2004-09-21 Jeff Law <law@redhat.com>
9038 * tree-ssa-dom.c (opt_stats): Move so that it lives just after
9039 the opt_stats_d structure.
9040 (vrp_data): Change from a varray into a hash table.
9041 (vrp_hash_elt): New structure for elements in the vrp hash table.
9042 (vrp_hash, vrp_eq):New functions for hashing and testing equality
9043 in the vrp hash table.
9044 (tree_ssa_dominator_optimize): Initialize VRP_DATA. Reorganize
9045 initialization slightly to make it easier to read. No longer need
9046 to grow/clear the varray. Instead empty and delete the hash table.
9047 (dom_opt_finalize_block): Update due to change of VRP_DATA from
9048 a varray to a hash table.
9049 (simplify_cond_and_loop_avail_expr, record_range): Similarly.
9051 * tree-ssa-ccp.c (get_default_value): If we have a constant
9052 value recorded for an SSA_NAME, then use that constant as
9053 the initial lattice value.
9054 (substitute_and_fold): Transfer equivalences discovered into
9057 * tree.h (SSA_NAME_EQUIV): Add comments.
9058 (SET_SSA_NAME_EQUIV): Similarly.
9060 2004-09-21 David Edelsohn <edelsohn@gnu.org>
9062 * config/rs6000/linux64.h (PROCESSOR_DEFAULT64): Default to POWER4.
9064 * config/rs6000/rs6000.c (rs6000_adjust_cost): dep_insn is used.
9066 2004-09-21 Mark Mitchell <mark@codesourcery.com>
9068 * c-decl.c (implicityl_declare): Call maybe_apply_renaming_pragma.
9069 (finish_decl): Likewise.
9071 2004-09-21 Devang Patel <dpatel@apple.com>
9073 * tree.def (VEC_COND_EXPR): New tree node.
9074 * tree-ssa-operands.c (get_expr_operands): Handle VEC_COND_EXPR.
9076 2004-09-21 Stan Shebs <shebs@apple.com>
9078 * config/rs6000/darwin-tramp.asm: Add __ppc64__ case.
9079 * config/rs6000/darwin-world.asm: Likewise.
9081 2004-09-21 Daniel Berlin <dberlin@dberlin.org>
9083 * tree-ssa.c (verify_def): Use print_generic_stmt,
9084 not debug_generic_stmt.
9085 (verify_use): Ditto.
9086 (verify_phi_args): Ditto.
9087 (verify_ssa): Ditto.
9089 2004-09-21 Paul Brook <paul@codesourcery.com>
9091 * varasm.c (default_assemble_integer): Return false for values wider
9092 than the target word size. Works around GAS bug.
9094 2004-09-21 Zack Weinberg <zack@codesourcery.com>
9096 * reg-notes.def (REG_DEP_TRUE): New entry, place first so it
9098 * print-rtl.c (print_rtx): Print the name of a REG_NOTE even
9101 2004-09-21 Daniel Berlin <dberlin@dberlin.org>
9103 * c-typeck.c (build_function_call): Give name of object
9104 we are attempting to call in error message.
9105 * c-objc-common.c (c_tree_printer): Call pp_expression,
9106 not return false, for 'E' case.
9108 2004-09-21 Steven Bosscher <stevenb@suse.de>
9110 PR rtl-optimization/17482
9111 * postreload-gcse.c (reg_avail_info, oprs_unchanged_p,
9112 load_killed_in_block_p): Clarify comments.
9113 (record_last_reg_set_info): Make static inline.
9114 (mark_call, mark_set, mark_clobber, mark_oprs_set): Remove.
9115 (record_opr_changes): New function to replace the above.
9116 (compute_hash_table): Clarify comments. Use record_opr_changes.
9117 (reg_set_between_after_reload_p): Clean up.
9118 (reg_used_between_after_reload_p): Likewise.
9119 (eliminate_partially_redundant_load): Clarify comments.
9121 2004-09-21 Eric Botcazou <ebotcazou@libertysurf.fr>
9123 PR rtl-optimization/17266
9124 * regmove.c (optimize_reg_copy_3): Make a new SUBREG for each insn.
9126 2004-09-21 Uros Bizjak <uros@kss-loka.si>
9128 PR rtl-optimization/14851
9129 * rtlanal.c (commutative_operand_precedence): Calculate
9130 precedence of stripped constant.
9132 2004-09-20 Jeff Law <law@redhat.com>
9133 Jan Hubicka <jh@suse.cz>
9135 * tree-ssanames.c (make_ssa_name): No longer need to clear, then
9136 initialize key elements here.
9137 (release_ssa_name): Zero the released SSA_NAME here.
9138 * tree.h (SSA_NAME_EQUIV, SET_SSA_NAME_EQUIV): New macros.
9139 (struct tree_ssa_name): Add new "equiv" field.
9140 * tree-ssa-dom.c (const_and_copies): Kill the global varray.
9141 (tree_ssa_dominator_optimize): No longer allocate, resize or
9142 clear CONST_AND_COPIES.
9143 (get_value_for, set_value_for): Kill.
9144 (thread_across_edge): Get/set the equivalency using
9145 SSA_NAME_EQUIV and SET_SSA_NAME_EQUIV.
9146 (restore_vars_to_original_value): Likewise.
9147 (record_equivalences_from_phis): Likewise.
9148 (record_dominating_conditions): Likewise.
9149 (record_const_or_copy, record_equality): Likewise.
9150 (lookup_avail_expr): Likewise.
9151 (record_equivalences_from_stmt, cprop_operand): Likewise.
9152 (cprop_into_successor_phis): No longer need to pass around
9153 CONST_AND_COPIES. Callers updated. Get equivalences via
9155 (cprop_into_phis): Likewise.
9157 2004-09-20 Matt Austern <austern@apple.com>
9158 Zack Weinberg <zack@codesourcery.com>
9160 * c-common.c (fix_string_type): Build the unqualified array
9161 type unconditionally, then use c_build_qualified_type to get
9162 the proper const-qualified variant, and set its
9163 TYPE_MAIN_VARIANT to refer to the unqualified type.
9164 * c-lex.c (c_lex_return_raw_string): New global.
9165 (c_lex_with_flags): Honor it.
9166 * c-pragma.h: Declare it.
9168 2004-09-20 Daniel Berlin <dberlin@dberlin.org>
9170 * Makefile.in: Fix flags.h dependencies to be $(FLAGS_H).
9172 2004-09-21 Jan Hubicka <jh@suse.cz>
9175 * tree-optimize.c (update_inlined_to_pointers): Fix the recursion.
9176 (tree_rest_of_compilation): Cleanup.
9178 2004-09-20 Ulrich Weigand <uweigand@de.ibm.com>
9180 * config/s390/s390.c (s390_select_rtx_section): Remove.
9181 (TARGET_ASM_SELECT_RTX_SECTION): Do not redefine.
9183 2004-09-20 Kaz Kojima <kkojima@gcc.gnu.org>
9185 * config/sh/sh.c (sh_expand_prologue): Add a REG_FRAME_RELATED_EXPR
9186 note to pretend a direct save from the original register when an
9187 intermediate register is used for the save.
9189 2004-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9191 * tsystem.h (alloca): Provide a default definition.
9194 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9195 * unwind-dw2.c: Call __builtin_alloca, not alloca.
9197 2004-09-20 Andrew Pinski <pinskia@physics.uc.edu>
9200 * tree-ssa-copy.c (may_propagate_copy): Only allow if the
9201 aliasing sets are the same rather than just conflicting.
9203 2004-09-20 Jan Hubicka <jh@suse.cz>
9207 * cgraph.c (cgraph_unnest_node): New function.
9208 (c_finalize): Rename to ....
9209 (c_warn_unused_result_recursivly): ... this one; do only the warning
9210 (finish_function): Finalize the toplevel function; do not lower nested tree.
9211 * cgraph.h (cgraph_unnest_node): Declare.
9212 * cgraphunit.c (decide_is_function_needed): Do not use cgraph
9213 nestedness datastructure.
9214 * cse.c (cse_insn): Do not cprop nonlocal LABEL_REFs.
9215 * reload1.c (set_label_offsets): Fix call of set_label_offsets.
9216 * tree-nested.c (finlize_nesting_tree_1): Use un-nesting code.
9218 2004-09-20 Richard Henderson <rth@redhat.com>
9220 * config/alpha/alpha.c (some_small_symbolic_operand_int): Rename
9221 from some_small_symbolic_operand_1; export.
9222 (some_small_symbolic_operand): Remove.
9223 * config/alpha/alpha.md (some_small_symbolic_operand splitter): Remove
9225 * config/alpha/predicates.md (some_small_symbolic_operand): New.
9227 2004-09-20 Jan Hubicka <jh@suse.cz>
9229 * predict.c (return_prediction): New function.
9230 (apply_return_prediction): Likewise.
9231 (tree_bb_level_predictions): Likewise.
9232 (tree_estimate_probability): Add noreturn exit edges; call
9233 bb_level_predictions; fix logic of return heuristics.
9234 (predict_paths_leading_to): Rescuesce from old CVS version of
9235 process_note_prediction function.
9236 * predict.def (PRED_TREE_EARLY_RETURN): New predictor.
9238 2004-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
9240 * config/s390/s390.c (s390_frame_info): Added alignment statement for
9241 floating point register area on stack.
9243 2004-09-20 Jakub Jelinek <jakub@redhat.com>
9245 * predict.c (expr_expected_value): Use *_CLASS_P macros.
9247 2004-09-20 Daniel Berlin <dberlin@dberlin.org>
9249 * tree-ssa-pre.c (compute_antic_aux): Use malloc'd worklist, to avoid
9250 generating useless garbage.
9252 2004-09-20 Paolo Bonzini <bonzini@gnu.org>
9254 * builtins.c (fold_builtin): Call the new omonymous
9255 target hook for machine-dependent built-ins.
9256 * target-def.h (TARGET_FOLD_BUILTIN): New.
9257 * target.h (struct gcc_target): Add the fold_builtin hook.
9258 * targhooks.c (default_fold_builtin): New.
9259 * targhooks.h (default_fold_builtin): Declare it.
9261 2004-09-20 Kazu Hirata <kazu@cs.umass.edu>
9263 * cfg.c, tree-ssa-threadupdate.c, tree-vectorizer.c: Fix
9266 2004-09-20 Richard Sandiford <rsandifo@redhat.com>
9269 * config/mips/mips.md (define_asm_attributes): Set can_delay to no.
9271 2004-09-20 Jan Hubicka <jh@suse.cz>
9273 * predict.c (estimate_probability): Remove unnecesary code.
9275 2004-09-19 Ira Rosen <irar@il.ibm.com>
9277 * tree-vectorizer.h (stmt_vec_info): Add vect_dr_base field.
9278 (STMT_VINFO_VECT_DR_BASE): Declare.
9279 (VECT_SMODULO): Declare.
9280 * tree-vectorizer.c (vect_compute_array_ref_alignment): New function.
9281 (vect_compute_array_base_alignment): New function.
9282 (vect_analyze_data_ref_access): Check array indices. Remove one
9283 dimensional arrays restriction.
9284 (vect_get_ptr_offset): New function.
9285 (vect_get_symbl_and_dr): New function.
9286 (vect_get_base_and_bit_offset): Support additional data refs. Renamed
9287 (former name vect_get_base_decl_and_bit_offset).
9288 (vect_create_index_for_array_ref): Removed.
9289 (vect_create_index_for_vector_ref): New function.
9290 (vect_create_addr_base_for_vector_ref): New function.
9291 (vect_create_data_ref): Handle additional data refs. Call
9292 vect_create_index_for_vector_ref and vect_create_addr_base_for_vector_ref.
9293 (vect_compute_data_ref_alignment): Support the changes. Call
9294 vect_get_base_and_bit_offset.
9295 (vect_analyze_data_refs): Call vect_get_symbl_and_dr. Support additional
9296 data refs. Store vect_dr_base.
9297 (vect_analyze_data_ref_accesses): Support nonconstant init.
9298 (new_stmt_vec_info): Initialize vect_dr_base field.
9299 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
9300 (get_vectype_for_scalar_type): Check for BLKmode.
9301 * tree-chrec.h (initial_condition_in_loop_num): Declare.
9302 * tree-chrec.c (initial_condition_in_loop_num): New function.
9303 (chrec_component_in_loop_num): New function.
9304 (evolution_part_in_loop_num): Call chrec_component_in_loop_num.
9305 * tree-data-ref.c (analyze_array_indexes): Change parameter (access_fns)
9306 to be pointer to varray_type.
9308 2004-09-19 Jan Hubicka <jh@suse.cz>
9310 * basic-block.h (update_bb_profile_after_threading): Declare.
9311 * cfg.c (update_bb_profile_after_threading): Break out from ...
9312 * cfgcleanup.c (try_forward_edges): ... here; use it.
9313 * tree-ssa-dom.c (thread_across_edge): Use it.
9314 * tree-ssa-threadupdate.c (create_block_for_threading): Zero out
9315 profile of the new BB.
9317 2004-09-19 Daniel Berlin <dberlin@dberlin.org>
9319 * tree-ssa-pre.c (insert_into_set): Don't put
9320 is_gimple_min_invariant values into the set.
9322 2004-09-19 Andreas Jaeger <aj@suse.de>
9324 * tree-ssa-dom.c (restore_nonzero_vars_to_original_value): Fix
9327 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
9329 * config/cris/cris.h: Preserve the original spelling in a
9332 2004-09-18 Jeff Law <law@redhat.com>
9334 * tree-ssa-dom.c (nonzero_vars_stack, vrp_variables_stack): New
9335 global varrays to replace the block local varrays.
9336 (struct dom_walk_block_data): Remove, no longer used.
9337 (get_eq_expr_value): No longer need to pass around pointers to local
9338 varrays. Callers updated. Unused markers added to unused parameters.
9339 (record_range, record_equivalences_from_stmt): Likewise.
9340 (record_equivalences_from_incoming_edge): Likewise.
9341 (record_var_is_nonzero): Likewise. Update now that we have a
9342 single global varray of SSA_NAMEs that need restoring.
9343 (dom_opt_initialize_block_local_data): Kill, no longer used.
9344 (tree_ssa_dominator_optimize): Initialize new global varrays.
9345 Update callbacks in dominator walker structure.
9346 (dom_opt_initialize_block): Add markers to NONZERO_VAR_STACK and
9347 VRP_VARIABLES_STACK.
9348 (restore_nonzero_vars_to_original_value): Update now that we have
9349 a single global varray of SSA_NAMEs that need restoring.
9350 (dom_opt_finalize_block): Similarly for VRP_VARIABLES_STACK.
9351 Remove unused variables.
9352 (optimize_stmt): Remove unused variable.
9354 2004-09-18 Jan Hubicka <jh@suse.cz>
9356 * tree-cfg.c (thread_jumps): Fix updating of the profile.
9358 * tree-optimize.c (tree_rest_of_compilation): Kill forgotten
9361 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
9363 * alias.c, crtstuff.c, dbxout.c, domwalk.c, domwalk.h, gcc.c,
9364 gcse.c, global.c, lambda-code.c, loop.c, mips-tdump.c,
9365 optabs.h, predict.c, reg-stack.c, regclass.c, sched-rgn.c,
9366 tree-optimize.c, tree-ssa-dom.c, tree-ssa-forwprop.c,
9367 tree-ssa-operands.c, tree-ssa-phiopt.c,
9368 tree-ssa-threadupdate.c: Fix comment typos.
9370 2004-09-18 Kazu Hirata <kazu@cs.umass.edu>
9372 * config/darwin-c.c, config/arc/arc.c, config/arc/arc.md,
9373 config/arm/README-interworking, config/arm/arm-cores.def,
9374 config/arm/arm.c, config/arm/arm.h, config/arm/pe.c,
9375 config/arm/vfp.md, config/c4x/c4x.c, config/c4x/c4x.h,
9376 config/cris/cris.c, config/cris/cris.h, config/fr30/fr30.c,
9377 config/fr30/fr30.h, config/fr30/fr30.md, config/frv/frv.c,
9378 config/frv/frv.md, config/i386/winnt.c,
9379 config/ia64/unwind-ia64.c, config/iq2000/iq2000.c,
9380 config/iq2000/iq2000.h, config/m68hc11/m68hc11.c,
9381 config/m68hc11/m68hc11.md, config/m68k/m68k.c,
9382 config/mcore/mcore.c, config/mips/mips.h,
9383 config/mn10300/mn10300.md, config/pa/pa.c,
9384 config/pa/pa64-regs.h, config/pdp11/pdp11.c,
9385 config/rs6000/rs6000.c, config/sh/symbian.c,
9386 config/sparc/sparc.h: Fix comment typos. Follow spelling
9389 2004-09-18 Joseph S. Myers <jsm@polyomino.org.uk>
9392 * c-typeck.c (c_expr_sizeof_expr): Check for error_mark_node.
9394 2004-09-18 Diego Novillo <dnovillo@redhat.com>
9396 * tree-ssa-alias.c (setup_pointers_and_addressables): Don't
9397 remove TREE_ADDRESSABLE from RESULT_DECL.
9399 2004-09-18 Diego Novillo <dnovillo@redhat.com>
9401 * tree-ssa-alias.c (dump_alias_info): Ignore NULL SSA_NAMEs.
9403 2004-09-18 Jan Hubicka <jh@suse.cz>
9405 * tree-into-ssa.c (rewrite_ssa_into_ssa): Expect ssa_name to return
9407 * tree-ssa-alias.c (init_alias_info): Likewise.
9408 * tree-ssa.c (verify_flow_sensitive_alias_info): Likewise.
9409 (verify_ssa): Likewise.
9410 * tree-ssanames.c (make_ssa_name): Clear out ssa_names arrays.
9412 2004-09-18 Jan Hubicka <jh@suse.cz>
9414 * i386.c (legitimize_pic_address): Fix splitting of PLUS with
9417 2004-09-18 Kaz Kojima <kkojima@gcc.gnu.org>
9419 * config/sh/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): Remove.
9420 * config/sh/sh.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
9421 DW_EH_PE_sdata* for data.
9422 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
9424 2004-09-17 Geoffrey Keating <geoffk@apple.com>
9426 * tree-inline.c (copy_tree_r): Don't duplicate constants, they're
9430 * c-typeck.c (constructor_asmspec): Delete.
9431 (struct initializer_stack): Delete field 'asmspec'.
9432 (start_init): Delete saving of asmspec.
9433 (finish_init): Don't update constructor_asmspec.
9434 * dwarf2out.c (rtl_for_decl_location): Duplicate string from tree.
9435 * stmt.c (expand_asm): Duplicate strings from tree.
9436 (expand_asm_operands): Likewise.
9437 * tree.c (tree_size): Update computation of size of STRING_CST.
9438 (make_node): Don't make STRING_CST nodes.
9439 (build_string): Allocate string with tree node.
9440 (tree_code_size): Clean up assertions, don't allow requests
9441 for "the size of a STRING_CST".
9442 * tree.def (STRING_CST): Update comment.
9443 * tree.h (TREE_STRING_POINTER): Adjust for change to STRING_CST.
9444 (tree_string): Place contents of string in tree node.
9445 * config/sh/sh.c (sh_handle_sp_switch_attribute): Duplicate string
9448 2004-09-17 Zack Weinberg <zack@codesourcery.com>
9450 * Makefile.in (c-parse.o): Depend on $(C_PRAGMA_H).
9451 * objc/Make-lang.in (objc/objc-parse.o): Likewise.
9453 2004-09-17 Jones Desougi <jones@ingate.com>
9455 * configure.ac: Replace AC_COMPILE_CHECK_SIZEOF with AC_CHECK_SIZEOF.
9456 * configure, config.in: Regenerate.
9458 2004-09-17 Zack Weinberg <zack@codesourcery.com>
9460 * tree.c, tree.h (tree_class_strings): Make array const.
9461 Reindent per coding convention. Move asterisk to proper place
9462 per coding convention.
9464 2004-09-18 Andreas Schwab <schwab@suse.de>
9466 * Makefile.in (gimple-low.o): Depend on $(EXPR_H).
9467 (tree-vectorizer.o): Likewise.
9468 (targhooks.o): Likewise.
9470 2004-09-17 Jeffrey D. Oldham <oldham@codesourcery.com>
9471 Zack Weinberg <zack@codesourcery.com>
9473 * alias.c (find_base_decl): Remove unreachable case '3' block.
9474 * expr.c (safe_from_p): Abort if passed a type.
9475 * tree-gimple.c (recalculate_side_effects): Abort if passed
9476 anything other than an expression.
9477 * tree-ssa-pre.c (phi_translate): Return expr immediately if
9478 is_gimple_min_invariant is true for it. Reorder cases for clarity.
9479 Abort on un-handled tree classes.
9480 (valid_in_set): Likewise.
9481 * tree.c (tree_code_class_strings): New static data.
9483 * tree.h (enum tree_code_class): New.
9484 (tree_code_class_strings): Declare.
9485 (TREE_CODE_CLASS_STRING, EXCEPTIONAL_CLASS_P, CONSTANT_CLASS_P)
9486 (REFERENCE_CLASS_P, COMPARISON_CLASS_P, UNARY_CLASS_P, BINARY_CLASS_P)
9487 (STATEMENT_CLASS_P, EXPRESSION_CLASS_P, IS_TYPE_OR_DECL_P): New macros.
9488 (TYPE_P, DECL_P, IS_NON_TYPE_CODE_CLASS, IS_EXPR_CODE_CLASS)
9489 (checking macros, EXPR_LOCATION, SET_EXPR_LOCATION, EXPR_LOCUS): Update.
9491 * tree.def, c-common.def, objc/objc-tree.def: Use
9492 tree_code_class enumeration constants instead of code letters.
9494 * alias.c, builtins.c, c-common.c, c-format.c, c-lang.c, c-pragma.c
9495 * c-typeck.c, cgraphunit.c, convert.c, dbxout.c, dwarf2out.c
9496 * emit-rtl.c expr.c, fold-const.c, gimplify.c, lambda-code.c
9497 * langhooks.c, langhooks.h, predict.c, print-tree.c, reload1.c, stmt.c
9498 * tree-browser.c, tree-cfg.c, tree-chrec.c, tree-complex.c, tree-dfa.c
9499 * tree-dump.c, tree-eh.c, tree-gimple.c, tree-inline.c, tree-nested.c
9500 * tree-outof-ssa.c, tree-pretty-print.c, tree-sra.c, tree-ssa-ccp.c
9501 * tree-ssa-dce.c, tree-ssa-dom.c, tree-ssa-forwprop.c, tree-ssa-live.c
9502 * tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c
9503 * tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-propagate.c
9504 * tree-ssa.c, tree-ssanames.c, tree-tailcall.c, tree.c, varasm.c
9505 * config/sol2-c.c, config/arm/arm.c, config/i386/winnt.c
9506 * config/pa/pa.c, config/pa/pa.h, config/sh/sh.c, objc/objc-lang.c
9509 * LANGUAGES: Add note about change.
9511 2004-09-17 Diego Novillo <dnovillo@redhat.com>
9513 PR tree-optimization/17319
9514 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Also
9515 examine pointers on the LHS of an assignment.
9516 (collect_points_to_info_r): Handle RETURN_EXPR.
9518 2004-09-17 Jeff Law <law@redhat.com>
9520 * tree-ssa-dom.c (const_and_copies_stack): New.
9521 (dom_walk_block_data): Remove const_and_copies field.
9522 (record_const_or_copy): No longer need to pass in varray_type *.
9523 Use CONST_AND_COPIES_STACK rather than passed in block local stack.
9525 (record_equality): Similarly.
9526 (restore_vars_to_original_value): Similarly. Revamp to use new
9527 single global stack rather than per-block stacks.
9528 (tree_ssa_dominator_optimize): Initialize the CONST_AND_COPIES_STACK.
9529 (thread_across_edge): Remove now unused parameters.
9530 (dom_opt_initialize_block_local_data): No longer test the block
9531 local CONST_AND_COPIES.
9532 (dom_opt_initialize_block): Push a marker on CONST_AND_COPIES_STACK.
9534 2004-09-17 Jan Hubicka <jh@suse.cz>
9536 PR tree-optimization/17509
9537 * tree-optimize.c (update_inlined_to_pointers): New function.
9538 (tree_rest_of_compilation): Use it.
9540 2004-09-17 Devang Patel <dpatel@apple.com>
9542 * dbxout.c (get_lang_number): New.
9543 (dbxout_init): Include lang number in N_SO stab.
9544 * dbxout.h (N_SO_AS, N_SO_C, N_SO_ANSI_C, N_SO_CC, N_SO_FORTRAN,
9545 N_SO_PASCAL, N_SO_FORTRAN90, N_SO_OBJC, N_SO_OBJCPLUS): New #define.
9547 2004-09-17 Diego Novillo <dnovillo@redhat.com>
9549 PR tree-optimization/17273
9550 * tree-ssa.c (replace_immediate_uses): Call fold_stmt if the
9551 replacement is a constant.
9553 2004-09-17 Joseph S. Myers <jsm@polyomino.org.uk>
9555 * c-tree.h (enum c_typespec_keyword): New.
9556 (struct c_declspecs): Adjust description of "type". Remove
9557 specbits, explicit_int_p and explicit_char_p. Rename
9558 typedef_signed_p to explicit_signed_p. Add default_int_p, long_p,
9559 short_p, signed_p, unsigned_p and complex_p.
9560 (finish_declspecs): New.
9561 * c-parse.in (datadef, datadecl, setspecs, decl, component_decl,
9562 typename): Call finish_declspecs.
9563 * c-decl.c (finish_declspecs): New.
9564 (declspecs_add_type): Check for combinations which cannot occur in
9565 valid specifier lists. Update comments.
9566 (shadow_tag_warned): Remove checks done in finish_declspecs.
9567 Don't report useless type name if type defaulted to int.
9568 (grokdeclarator): Remove checks and actions done in
9569 finish_declspecs. Don't allow for type being NULL. Update for
9570 datastructures changes. Initialize decl_attr.
9571 (build_null_declspecs, quals_from_declspecs): Update for
9572 datastructures changes.
9574 2004-09-17 Sylvain Pion <Sylvain.Pion@sophia.inria.fr>
9576 * doc/extend.texi: Fix duplicated word.
9578 2004-09-17 Toon Moene <toon@moene.indiv.nluug.nl>
9580 * doc/invoke.texi: Remove stray explanation on
9581 -freduce-all-givs and -fmove-all-movables.
9583 2004-09-17 James Morrison <phython@gcc.gnu.org>
9585 * doc/cfg.texi: Use @smallexample.
9586 * doc/md.texi: Likewise.
9587 * doc/tree-ssa.texi: Likewise.
9588 * doc/extend.texi: Likewise. Use @r{} in comments.
9589 * doc/trouble.texi: Use @r{} in comments.
9591 2004-09-17 Hans-Peter Nilsson <hp@bitrange.com>
9593 * configure.ac (gcc_cv_gld_version): Handle whitespace before
9595 * aclocal.m4 (_gcc_COMPUTE_GAS_VERSION): Ditto.
9596 * configure: Regenerate.
9598 2004-09-17 J"orn Rennecke <joern.rennecke@superh.com>
9600 * sh.c (sh_gimplify_va_arg_expr): Don't call pass_by_reference.
9601 (sh_pass_by_reference): Work around std_gimplify_va_arg_expr bug.
9602 * t-sh (MULTILIB_CPUS): s/ML_m/ML_sh/g .
9603 * t-sh64 (MULTILIB_CPU_DIRS): Likewise. Match dashes and trailing
9604 slashes in substitutions.
9605 (MULTILIB_DIRNAMES): Remove defunct removal of /media32.
9607 2004-09-17 Kazu Hirata <kazu@cs.umass.edu>
9609 * basic-block.h, c-decl.c, c-parse.in, cgraphunit.c, ddg.c,
9610 gimplify.c, lambda-code.c, optabs.c, predict.c,
9611 tree-scalar-evolution.c, tree-sra.c, tree-ssa-loop-ch.c,
9612 tree-ssa.c, vec.h: Fix comment typos. Follow spelling
9615 2004-09-17 Kazu Hirata <kazu@cs.umass.edu>
9617 * doc/compat.texi, doc/cpp.texi, doc/cppopts.texi,
9618 doc/extend.texi, doc/install.texi, doc/invoke.texi,
9619 doc/sourcebuild.texi, doc/tm.texi, doc/tree-ssa.texi,
9620 doc/trouble.texi: Use @option around options.
9622 2004-09-17 Richard Sandiford <rsandifo@redhat.com>
9624 * Makefile.in (gen-protos.o): Depend on errors.h.
9626 2004-09-17 Steven Bosscher <stevenb@suse.de>
9628 PR tree-optimization/17513
9629 * cfgexpand.c (construct_init_block): Clear EDGE_EXECUTABLE
9630 for successors of the entry block.
9632 2004-09-17 Uros Bizjak <uros@kss-loka.si>
9634 PR rtl-optimization/15187
9635 * ifcvt.c (noce_try_cmove_arith): Exit early if total
9636 insn_rtx_cost of both branches > BRANCH_COST
9638 2004-09-16 Diego Novillo <dnovillo@redhat.com>
9640 PR tree-optimization/17528
9641 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Do not
9642 erase the may-alias set for a tag when merging it with
9645 2004-09-16 Kaz Kojima <kkojima@gcc.gnu.org>
9647 * config/sh/sh.md (call): Extend 32-bit addresses to DImode
9648 for 32-bit TARGET_SHMEDIA.
9649 (call_value): Likewise.
9651 2004-09-16 Diego Novillo <dnovillo@redhat.com>
9653 * tree-ssa-operands.c (add_call_clobber_ops): Make read-only
9654 test apply only to TREE_STATIC and DECL_EXTERNAL.
9656 2004-09-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9658 * Makefile.in (tree-cfg.o): Add CFGLAYOUT_H dependency.
9659 * basic-block.h (get_dominated_by_region): Declare.
9660 * dominance.c (get_dominated_by_region): New function.
9661 * tree-cfg.c: Include cfglayout.h.
9662 (tree_duplicate_bb): Duplicate also phi nodes.
9663 (struct ssa_name_map_entry): New type.
9664 (add_phi_args_after_copy_bb, add_phi_args_after_copy,
9665 ssa_name_map_entry_hash, ssa_name_map_entry_eq,
9666 allocate_ssa_names, rewrite_to_new_ssa_names_def,
9667 rewrite_to_new_ssa_names_use, rewrite_to_new_ssa_names_bb,
9668 rewrite_to_new_ssa_names, tree_duplicate_sese_region): New functions.
9669 * tree-flow.h (tree_duplicate_sese_region, add_phi_args_after_copy_bb,
9670 add_phi_args_after_copy, rewrite_to_new_ssa_names_bb,
9671 rewrite_to_new_ssa_names, allocate_ssa_names,
9672 rewrite_into_loop_closed_ssa, verify_loop_closed_ssa): Declare.
9673 * tree-ssa-loop-ch.c (duplicate_blocks): Removed.
9674 (copy_loop_headers): Use tree_duplicate_sese_region.
9676 2004-09-16 Frank Ch. Eigler <fche@redhat.com>
9678 * profile.c (branch_prob): Restore support for USE_MAPPED_LOCATION.
9680 2004-09-16 Jeff Law <law@redhat.com>
9682 * tree-into-ssa.c (block_defs_stack): New toplevel varray.
9683 (rewrite_block_data): Remove, no longer used.
9684 (rewrite_initialize_block_local_data): Remove, no longer used.
9685 (rewrite_initialize_block): Mark parameters as unused as needed.
9686 Change references to the block local block_defs to be block_defs_stack.
9687 Push a marker onto the block_defs_stack.
9688 (ssa_rewrite_initialize_block): Similarly.
9689 (rewrite_stmt, ssa_rewrite_stmt): Similarly.
9690 (ssa_register_new_def): No longer needs varray argument. Use
9691 block_defs_stack instead. No longer handle possibly null block_defs
9692 varray. Reverse order of items we push on the stack to make it
9693 easier to identify our marker.
9694 (register_new_def): No longer handle possibly null block_defs
9696 (rewrite_finalize_block): Revamp to look for markers in the global
9697 block_defs_stack varray rather than wiping a block local varray.
9698 Mark arguments as unused as needed.
9699 (ssa_rewrite_finalize_block): Similarly.
9700 (rewrite_into_ssa): Update initialization of dom walker structure
9701 to reflect that we don't need block local data anymore. Initialize
9702 the block_defs_stack varray.
9703 (rewrite_ssa_into_ssa): Similarly.
9704 * tree-ssa-dom.c (block_defs_stack): New toplevel varray.
9705 (struct dom_walk_data): Kill block_defs field.
9706 (tree_ssa_dominator_optimize): Initialize block_defs_stack.
9707 (thread_across_edge): Use the global block_defs_stack instead of
9708 the old block_defs varray.
9709 (dom_opt_initialize_block_local_data): Update now that we don't have
9710 block_defs field to check anymore.
9711 (dom_opt_initialize_block): Push a marker onto block_defs_stack.
9712 (restore_currdefs_to_original_value): Use the new block_defs_stack
9713 instead of a block local varray.
9714 (dom_opt_finalize_block): Similarly.
9715 (record_equivalencs_from_phis): Similarly.
9716 (optimize_stmt, register_definitions_for_stmt): Similarly.
9718 2004-09-16 Andrew MacLeod <amacleod@redhat.com>
9720 PR tree-optimization/17517
9721 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
9722 coalesce same-root variables without checking for abnormal PHI usage.
9724 2004-09-16 Daniel Berlin <dberlin@dberlin.org>
9726 * cfgloop.h (duplicate_loop): Add prototype.
9727 * cfgloopmanip.c (duplicate_loop): Make non-static.
9728 * lambda-code.c (perfect_nestify): Factor out test whether
9729 we can handle this loop into separate function.
9731 (can_convert_to_perfect_nest): New function.
9732 (replace_uses_of_x_with_y): Add modify_stmt call.
9733 * tree-loop-linear.c (linear_transform_loops): Call
9734 rewrite_into_loop_closed_ssa and free_df.
9736 2004-09-16 Daniel Berlin <dberlin@dberlin.org>
9738 * lambda-code.c (invariant_in_loop): is_gimple_min_invariant is
9739 loop invariant as well.
9740 (perfect_nestify): new function.
9741 (gcc_loop_to_lambda_loop): New parameters to track lower bounds,
9742 upper bounds, and steps.
9743 Set outerinductionvar properly.
9744 (gcc_loopnest_to_lambda_loopnest): Add loops and need_perfect
9746 Return NULL if we need a perfect loop and can't make one.
9747 (lambda_loopnest_to_gcc_loopnest): Correct algorithm.
9748 (not_interesting_stmt): New function.
9749 (phi_loop_edge_uses_def): Ditto.
9750 (stmt_uses_phi_result): Ditto.
9751 (stmt_is_bumper_for_loop): Ditto.
9752 (perfect_nest_p): Ditto.
9753 (nestify_update_pending_stmts): Ditto.
9754 (replace_uses_of_x_with_y): Ditto.
9755 (stmt_uses_op): Ditto.
9756 (perfect_nestify): Ditto.
9757 * lambda-mat.c (lambda_matrix_id_p): New function.
9758 * lambda-trans.c (lambda_trans_matrix_id_p): Ditto.
9759 * lambda.h: Update prototypes.
9760 * tree-loop-linear (linear_transform_loop): Use new
9761 perfect_nest_p. Detect and ignore identity transform.
9762 * tree-ssa-loop.c (pass_linear_transform): Use TODO_write_loop_closed.
9764 2004-09-16 Sebastian Pop <pop@cri.ensmp.fr>
9766 * tree-loop-linear.c (gather_interchange_stats): Add more comments.
9767 Gather also strides of accessed data. Pass in the data references
9769 (try_interchange_loops): Add a new heuristic for handling the temporal
9770 locality. Pass in the data references array.
9771 (linear_transform_loops): Pass the data references array to
9772 try_interchange_loops.
9774 2004-09-16 Kazu Hirata <kazu@cs.umass.edu>
9776 * doc/invoke.texi: Fix typos. Follow spelling conventions.
9778 2004-09-16 Nathan Sidwell <nathan@codesourcery.com>
9780 * doc/c-tree.texi (Classes): Remove index entries for
9781 TREE_VIA_{PUBLIC,PROTECTED,PRIVATE}.
9783 2004-09-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9785 * fold-const.c (fold): Fold difference of addresses.
9786 (ptr_difference_const): Moved from tree-ssa-loop-ivopts, based on
9787 get_inner_reference.
9788 * tree-ssa-loop-ivopts.c (peel_address): Removed.
9789 (ptr_difference_const): Moved to fold-const.c.
9790 (split_address_cost): Use get_inner_reference instead of peel_address.
9791 (ptr_difference_cost): Change type of diff to HOST_WIDE_INT.
9792 * tree.h (ptr_difference_const): Export.
9794 * tree-ssa-loop-ivopts.c (dump_iv, dump_use, dump_cand): Add induction
9795 variable type to the dump. Fix indentation.
9796 (idx_find_step): Handle nonconstant array_ref_element_size and
9797 array_ref_low_bound.
9798 (idx_record_use): Handle array_ref_element_size and
9799 array_ref_low_bound.
9800 (find_interesting_uses_stmt): Handle memory = nontrivial_expression
9801 statements correctly.
9802 (get_computation_at, iv_value): Do not unshare expressions here.
9803 (rewrite_use_outer): Unshare the expression before it is emitted
9805 * tree-ssa-loop-niter.c (unsigned_type_for, signed_type_for):
9807 * tree.c (unsigned_type_for, signed_type_for): Moved from
9808 tree-ssa-loop-niter.c. Use langhooks.
9809 * tree.h (signed_type_for): Export.
9811 2004-09-16 David Edelsohn <edelsohn@gnu.org>
9813 * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section): Update
9816 2004-09-15 Andrew Pinski <pinskia@physics.uc.edu>
9819 * c-incpath.h (target_c_incpath_s): Add extra_pre_includes.
9820 Add two parameters to extra_includes.
9821 (C_INCPATH_INIT): Remove.
9822 * c-incpath.c (register_include_chains): Call extra_pre_includes
9823 before adding the standard include directory.
9824 Update call to extra_includes.
9825 (!defined TARGET_EXTRA_INCLUDES): Update
9826 hook_void_charptr_charptr_int and add !define
9827 TARGET_EXTRA_PRE_INCLUDES.
9828 (!define TARGET_EXTRA_INCLUDES): Define as
9829 hook_void_charptr_charptr_int.
9830 (!define TARGET_EXTRA_PRE_INCLUDES): Likewise.
9831 (target_c_incpath): Always declare.
9832 * fixinclude.c (defined TARGET_EXTRA_INCLUDES): Declare a
9834 (define TARGET_EXTRA_PRE_INCLUDES): Likewise.
9835 * config/darwin.h: (darwin_register_frameworks): Update for
9836 the two new parameters.
9837 (darwin_register_objc_includes): Add prototype.
9838 (TARGET_EXTRA_PRE_INCLUDES): Define.
9839 * config/darwin-c.c (darwin_register_objc_includes): New function.
9840 (darwin_register_frameworks): Update for the two new parameters.
9841 (target_c_incpath): Remove.
9842 * config/t-darwin (darwin-c.o): Add $(PREPROCESSOR_DEFINES) to
9844 * doc/tm.texi (TARGET_EXTRA_INCLUDES): Document the two new
9846 (TARGET_EXTRA_PRE_INCLUDES): Document.
9848 * gcc.c (spec_function): Add replace-outfile.
9849 (replace_outfile_spec_function): New function.
9850 * config/darwin.h (LINK_SPEC): Add replace
9851 -lobjc with -lobjc-gnu if -fgnu-runtime is
9853 * invoke.texi (replace-outfile): Document.
9855 2004-09-13 Jan Hubicka <jh@suse.cz>
9857 * predict.c (expr_expected_value, strip_builtin_expect): New function.
9858 (tree_predict_by_opcode): Use it.
9859 (tree_estimate_probability): Add, for now disabled,
9860 strip_builtin_expect call.
9862 2004-09-15 James E Wilson <wilson@specifixinc.com>
9865 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Return false
9866 if current_function_decl is a sibcall.
9868 2004-09-15 Mark Mitchell <mark@codesourcery.com>
9870 * varasm.c (default_function_rdodata_section): Make sure to pass
9871 along a decl for a link-once section.
9873 2004-09-15 Richard Henderson <rth@redhat.com>
9875 * tree-ssa-operands.c (add_call_clobber_ops): Fix unused variable
9876 warning with code disable. Fix formatting.
9878 2004-09-15 Steven Bosscher <stevenb@suse.de>
9880 * Makefile.in (tree-ssa-dom.o): Depend on tree-ssa-propagate.h.
9881 * tree-ssa-dom.c (cprop_into_stmt): Recompute TREE_INVARIANT
9882 after propagating into an ADDR_EXPR.
9884 2004-09-15 Andrew Pinski <apinski@apple.com>
9887 * gcse.c (process_insert_insn): insn_invalid_p has side effects.
9888 Move it out of gcc_assert.
9890 2004-09-15 Joseph S. Myers <jsm@polyomino.org.uk>
9892 * attribs.c, builtins.c, c-format.c, c-pch.c, coverage.c,
9893 except.c, fold-const.c, function.c, langhooks.c, params.c,
9894 reload.c, reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
9895 tree-dump.c, tree-mudflap.c, tree.c, varasm.c: Use %<, %> and %q
9896 for quoting in diagnostics going through pretty-print.c. Use ''
9897 for quoting in other diagnostic text.
9898 * langhooks.c: Include intl.h. Mark text locating diagnostics for
9900 * Makefile.in (langhooks.o): Update dependencies.
9901 * pretty-print.h (pp_printf): Mark as accepting GCC diagnostic
9904 2004-09-15 Mark Mitchell <mark@codesourcery.com>
9906 * configure.ac: Check for COMDAT support. Robustify check for
9908 * configure: Regenerated.
9909 * config.in: Likewise.
9910 * langhooks-def.h (lhd_comdat_group): New function.
9911 (LANG_HOOKS_COMDAT_GROUP): New macro.
9912 (LANG_HOOKS_DECLS): Use it.
9913 * langhooks.c (lhd_comdat_group): Define.
9914 * langhooks.h (lang_hooks_for_decls): Add comdat_group.
9915 * output.h (named_section_flags): Make it a macro.
9916 (named_section_real): New function.
9917 (default_no_named_section): Add decl parameter.
9918 (default_elf_asm_named_section): Likewise.
9919 (default_coff_asm_named_section): Likewise.
9920 (default_pe_asm_named_section): Likewise.
9921 * target.h (gcc_target): Adjust type of named_section.
9922 * varasm.c (named_section_flags): Rename to named_section_real.
9924 (default_no_named_section): Add decl parameter.
9925 (default_elf_asm_named_section): Use COMDAT, if available. Deal
9926 with the case that ASM_COMMENT_START is "@".
9927 (default_coff_asm_named_section): Add decl parameter.
9928 (default_pe_asm_named_section): Likewise.
9929 * config/alpha/alpha.c (vms_asm_named_section): Add decl
9931 (unicosmk_asm_named_section): Likewise.
9932 * config/arm/arm.c (arm_elf_asm_named_section): Remove.
9933 * config/arm/elf.h (TARGET_ASM_NAMED_SECTION): Likewise.
9934 * config/c4x/c4x.c (c4x_asm_named_section): Add decl parameter.
9935 * config/cris/cris-protos.h (cris_target_asm_named_section):
9937 * config/cris/cris.c (cris_target_asm_named_section):
9939 * config/darwin/darwin-protos.h (darwin_asm_named_section):
9941 * config/darwin/darwin.c (darwin_asm_named_section): Likewise.
9942 * config/h8300/h8300.c (h8300_asm_named_section): Likewise.
9943 * config/i386/i386-protos.h (i386_pe_asm_named_section):
9945 * config/i386/winnt.c (i386_pe_asm_named_section): Likewise.
9946 * config/m68k/m68k.c (m68k_coff_asm_named_section): Likewise.
9947 * config/mcore/mcore.c (mcore_asm_named_section): Likewise.
9948 * config/rs6000/rs6000.c (rs6000_xcoff_asm_named_section):
9950 * config/sparc/sparc.c (sparce_elf_asm_named_section): Likewise.
9951 * cp/cp-lang.h (LANG_HOOKS_COMDAT_GROUP): Define.
9952 * cp/cp-tree.h (cxx_comdat_group): Declare.
9953 * cp/decl.c (cxx_comdat_group): New function.
9955 2004-09-15 Jan Hubicka <jh@suse.cz>
9957 * tree-ssa.c (verify_flow_sensitive_alias_info): Do not walk dead nodes.
9958 * tree-tailcall.c (eliminate_tail_call): Release SSA name.
9960 * tree-cfg.c (remove_bb): Release SSA defs.
9962 2004-09-15 Kazu Hirata <kazu@cs.umass.edu>
9964 * doc/tm.texi: Follow spelling conventions.
9966 2004-09-15 Kazu Hirata <kazu@cs.umass.edu>
9968 * tree-ssa-dom.c: Fix comment typos.
9970 2004-09-15 Alan Modra <amodra@bigpond.net.au>
9972 * config/rs6000/linux-unwind.h (struct gcc_pt_regs): Extend to
9974 (ppc_fallback_frame_state): Save location of CR.
9976 2004-09-15 Jakub Jelinek <jakub@redhat.com>
9978 * expr.c (string_constant): Handle also read-only variables
9979 initialized to string literals.
9981 * builtins.c (expand_builtin_memmove): Optimize memmove (x, y, 1)
9982 into memcpy (x, y, 1) if memcpy can be expanded inline.
9984 2004-09-15 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9986 PR tree-optimization/17468
9987 * tree-ssa.c (verify_use, verify_phi_args, verify_ssa): Verify that
9988 definition inside a block precede uses.
9989 * tree-tailcall.c (adjust_return_value): Emit statements in the
9992 2004-09-15 Richard Sandiford <rsandifo@redhat.com>
9994 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Delete.
9996 2004-09-15 Eric Botcazou <ebotcazou@libertysurf.fr>
9998 * doc/install.texi (sparc-sun-solaris2*): Properly format warning.
10000 2004-09-14 Jeff Law <law@redhat.com>
10002 * tree-ssa-dom.c (avail_exprs_stack): New global varray.
10003 (struct dom_walk_block_data): Remove avail_exprs member.
10004 (tree_ssa_dominator_optimize): Initialize avail_exprs_stack.
10005 (lookup_avail_expr): No longer need to pass in address of
10006 the block local available exprs stack. All callers changed.
10007 (simplify_cond_and_lookup_avail_expr): Similarly.
10008 (simplify_switch_and_lookup_avail_expr): Similarly.
10009 (get_eq_expr_value, record_cond): Likewise.
10010 (record_dominating_conditions): Likewise.
10011 (update_rhs_and_lookup_avail_expr): Likewise.
10012 (record_equivalences_from_stmt): Likewise.
10013 (dom_opt_initialize_block_local_data): No longer test state of
10014 block local avail_exprs.
10015 (dom_opt_initialize_block): Mark unwind point in the global
10017 (remove_expressions_from_table): Update to unwind to the
10018 most recent unwind marker in the global avail_expr stack.
10019 All callers changed.
10020 (dom_opt_finalize_block): Mark unwind point in the global
10021 avail_expr stack as needed.
10022 (record_cond): Push elements into the global avail_exprs stack.
10024 * tree-dfa.c (free_df_for_stmt): No longer static.
10025 (free_df): Update comments.
10026 * tree-flow.h (free_df_for_stmt): Prototype.
10027 * tree-ssa-dse.c (dse_optimize_stmt): Call free_df_for_stmt. Also
10030 2004-09-14 Diego Novillo <dnovillo@redhat.com>
10032 PR tree-optimization/17252
10033 * tree-ssa-alias.c (may_alias_p): Don't assume that a
10034 pointer may not point to itself when using relaxed
10037 2004-09-14 Richard Henderson <rth@redhat.com>
10039 PR middle-end/17397
10040 * gimplify.c (gimplify_addr_expr): Don't inadvertently change types
10041 while folding <ADDR_EXPR <INDIRECT_REF X>>.
10043 2004-09-14 Andrew Pinski <apinski@apple.com>
10045 * tree-ssa-copy.c (may_propagate_copy): Don't check the aliasing
10046 sets of the pointers but the aliasing sets of what they point to.
10048 2004-09-14 Roger Sayle <roger@eyesopen.com>
10050 PR rtl-optimization/9771
10051 * regclass.c (CALL_REALLY_USED_REGNO_P): New macro to eliminate
10052 conditional compilation in init_reg_sets_1.
10053 (init_reg_sets_1): Let global_regs[i] take priority over the frame
10054 (but not stack) pointer exceptions to regs_invalidated_by_call.
10055 (globalize_reg): Globalizing a fixed register may need to update
10056 regs_invalidated_by_call.
10058 2004-09-14 Diego Novillo <dnovillo@redhat.com>
10060 PR tree-optimization/15262
10061 * tree-dfa.c (dump_variable): Also print the type of the
10063 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If two
10064 memory tags are of conflicting alias sets but have no aliased
10065 symbols in common, add one tag to the alias set of the other.
10066 (setup_pointers_and_addressables): Remove hack to deal with
10067 programs with no aliased symbols.
10068 (may_alias_p): Don't special case aggregate types.
10070 2004-09-14 Joseph S. Myers <jsm@polyomino.org.uk>
10073 * doc/invoke.texi (Environment Variables): Correct example locale.
10075 2004-09-14 Jan Hubicka <jh@suse.cz>
10077 * cfg.c (expunge_block): Revert previous change adding ggc_free call.
10079 2004-09-14 Mark Mitchell <mark@codesourcery.com>
10081 * config.gcc: Do not build a shared libgcc for arm-none-eabi.
10083 2004-09-14 Joseph S. Myers <jsm@polyomino.org.uk>
10085 * c-tree.h (struct c_declspecs): Add const_p, volatile_p and
10087 (struct c_declarator): Change u.array.quals and pointer_quals to
10088 int. Add u.array.attrs.
10089 (quals_from_declspecs): New.
10090 * c-decl.c (quals_from_declspecs): New.
10091 (shadow_tag_warned): Give more specific message for useless type
10093 (build_array_declarator, set_array_declarator_inner,
10094 grokdeclarator, make_pointer_declarator, build_null_declspecs,
10095 declspecs_add_qual): Update for changed structures.
10097 2004-09-14 Jeff Law <law@redhat.com>
10099 * tree-ssa-dom.c (stmts_to_rescan): Move from a block-local
10100 to a global varray.
10101 (tree_ssa_dominator_optimize): Allocate stmts_to_rescan.
10102 (dom_opt_initialize_block_local_data): No longer test state
10103 of stmts_to_rescan.
10104 (dom_opt_finalize_block): Update due to change in scope of
10106 (optimize_stmt): Similarly.
10108 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
10110 * cgraph.h, cgraphunit.c, fold-const.c, lambda-mat.c,
10111 lambda.h, profile.c, tree-optimize.c, tree-sra.c, vec.h: Fix
10112 comment typos. Follow spelling conventions.
10114 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
10116 * config/darwin-c.c, config/alpha/alpha.c, config/i386/i386.c,
10117 config/i386/predicates.md, config/sparc/sparc.c: Follow
10118 spelling conventions.
10120 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10121 Steven Bosscher <stevenb@suse.de>
10123 * Makefile.in (loop-unroll.o): Add HASHTAB_H and RECOG_H dependency.
10124 * basic-block.h (struct reorder_block_def): Add copy_number field.
10125 * cfgloop.h (biv_p): Declare.
10126 * cfgloopmanip.c (duplicate_loop_to_header_edge): Set copy_number.
10127 * common.opt (fsplit-ivs-in-unroller): New flag.
10128 * loop-iv.c (biv_p): New function.
10129 * loop-unroll.c: Include hashtab.h and recog.h.
10130 (struct iv_to_split, struct split_ivs_info): New types.
10131 (analyze_ivs_to_split, si_info_start_duplication, split_ivs_in_copies,
10132 free_si_info, si_info_hash, si_info_eq, analyze_iv_to_split_insn,
10133 determine_split_iv_delta, get_ivts_expr, allocate_basic_variable,
10134 insert_base_initialization, split_iv): New functions.
10135 (peel_loop_completely, unroll_loop_constant_iterations,
10136 unroll_loop_runtime_iterations, peel_loop_simple, unroll_loop_stupid):
10138 * doc/invoke.texi (-fsplit-ivs-in-unroller): Document.
10140 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10142 * tree-cfg.c (thread_jumps): Update dominators correctly in
10143 case destination of threaded edge dominates its source.
10145 2004-09-14 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10147 * unroll.c: Removed.
10149 * Makefile.in (LOOP_H, unroll.o): Removed.
10150 (toplev.o, passes.o, stmt.o, integrate.o, loop.o): Remove LOOP_H
10152 * alias.c (init_alias_analysis): Remove flag_old_unroll_loops
10154 * cfgloop.h (LOOP_PREFETCH, loop_optimize): Moved from loop.h.
10155 * common.opt (fold-unroll-loops, fold-unroll-all-loops): Removed.
10156 * loop.c: Do not include loop.h.
10157 (LOOP_INFO, LOOP_MOVABLES, LOOP_REGS, LOOP_IVS, INSN_LUID,
10158 REGNO_FIRST_LUID, REGNO_LAST_LUID, enum g_types, struct induction,
10159 struct iv_class, enum iv_mode, struct iv, REG_IV_TYPE, REG_IV_INFO,
10160 REG_IV_CLASS, struct loop_ivs, struct loop_mem_info, struct loop_reg,
10161 struct loop_regs, struct loop_movables, struct loop_info): Moved
10163 (back_branch_in_range_p, fold_rtx_mult_add, biv_total_increment,
10164 reg_dead_after_loop, final_biv_value, loop_find_equiv_value,
10165 find_common_reg_term, loop_iterations, final_giv_value): Moved
10167 (uid_luid, uid_loop, max_uid_for_loop, max_reg_before_loop,
10168 loop_dump_stream, for_each_insn_in_loop, express_from,
10169 extend_value_for_giv, loop_iv_add_mult_emit_before,
10170 loop_iv_add_mult_sink, loop_iv_add_mult_hoist,
10171 loop_insn_first_p, get_condition_for_loop,
10172 loop_insn_emit_before, loop_insn_hoist,
10173 loop_insn_sink): Made static.
10174 (loop_invariant_p): Made static. Removed flag_old_unroll_loops
10176 (strength_reduce): Do not call unroller.
10177 (record_giv): Do not initialize unrolled field.
10178 (prescan_loop): Do not set loop_info->preconditioned.
10179 * passes.c: Do not include loop.h.
10180 (rest_of_handle_loop_optimize): Do not call unroller.
10181 * predict.c: Do not include loop.h.
10182 * rtl.h (NOTE_PRECONDITIONED): Removed.
10183 * stmt.c: Do not include loop.h.
10184 * toplev.c: Do not include loop.h.
10185 (process_options): Do not handle flag_old_unroll_loops.
10187 * doc/invoke.texi (fold-unroll-loops, fold-unroll-all-loops):
10188 Documentation removed.
10189 * doc/passes.texi (unroll.c, loop.h): Documentation removed.
10191 2004-09-14 Nathan Sidwell <nathan@codesourcery.com>
10193 * Makefile.in (STAGE1_CHECKING): New variable.
10194 (stage1_build): Use it.
10195 * tree-ssa.c (verify_ssa): Preserve state of dominance
10198 2004-09-14 Uros Bizjak <uros@kss-loka.si>
10200 * config/i386/i386.c (output_fp_compare): Add generation
10201 of ftst instruction.
10202 * config/i386/i386.md (*cmpfp_0_sf, cmpfp_0_df, cmpfp_0_xf):
10203 Use output_fp_compare () function.
10204 (cmpfp_i, *cmpfp_i_sse, *cmpfp_i_sse_only): Fix insn constraint.
10205 (fix_truncdi_memory): Remove operands[5] copy.
10207 2004-09-14 Kazu Hirata <kazu@cs.umass.edu>
10209 * config/m32r/m32r.md, config/m68k/m68kelf.h,
10210 config/mcore/mcore.md, config/rs6000/linux64.h,
10211 config/rs6000/rs6000.c, config/sparc/sparc.c: Fix comment
10214 2004-09-13 James E Wilson <wilson@specifixinc.com>
10216 * Makefile.in (GEN_PROTOS_OBJS): Add $(BUILD_ERRORS).
10217 * gen-protos.c: Include errors.h.
10218 (progname): Delete.
10220 2004-09-14 Jan Hubicka <jh@suse.cz>
10222 * Makefile.in (predict.o): Depend on tree-scalar-evolution.h
10223 * predict.c: Include tree-scalar-evolution.h and cfgloop.h
10224 (predict_loops): Use number_of_iterations_exit to predict
10225 number of iterations on trees.
10227 2004-09-13 Dale Johannesen <dalej@apple.com>
10231 * c-decl.c (start_decl): Repair TREE_STATIC for initialized
10232 objects declared extern.
10234 2004-09-14 Paul Brook <paul@codesourcery.com>
10236 * config/arm/arm.c (arm_expand_prologue): Make args_to_push a
10239 2004-09-13 Daniel Jacobowitz <dan@debian.org>
10241 * fold-const.c (fold_checksum_tree): Ignore TYPE_CACHED_VALUES.
10242 Only use TYPE_BINFO for aggregates.
10244 2004-09-13 Daniel Jacobowitz <dan@debian.org>
10246 * expmed.c (synth_mult): Initialize latency. Check cost before
10247 checking ops count.
10249 2004-09-13 Kenneth Zadeck <Kenneth.Zadeck@NaturalBridge.com>
10251 * tree-ssa-operands.c (get_call_expr_operands): Added parm to
10252 add_call_clobber_ops and add_call_read_ops.
10253 (add_call_clobber_ops, add_call_read_ops): Added code to reduce
10254 the number of vdefs and vuses inserted based on analysis of global
10255 variables across calls. * tree-dfa.c (find_referenced_vars):
10256 Needed to reset static var maps before each function is compiled.
10258 (static_vars_to_consider_by_tree,static_vars_to_consider_by_uid,
10259 static_vars_info,functions_to_static_vars_info,module_statics_escape,
10260 all_module_statics,searchc_env,dfs_info): New fields to support
10261 analysis of static global variables.
10262 (print_order, convert_UIDs_in_bitmap, new_static_vars_info,
10263 cgraph_reset_static_var_maps, get_global_static_vars_info,
10264 get_global_statics_not_read, get_global_statics_not_written,
10265 searchc, cgraph_reduced_inorder, has_proper_scope_for_analysis,
10266 check_rhs_var, check_lhs_var, get_asm_expr_operands,
10267 process_call_for_static_vars, scan_for_static_refs,
10268 cgraph_characterize_statics_local, cgraph_get_static_name_by_uid,
10269 clear_static_vars_maps, cgraph_propagate_bits,
10270 cgraph_characterize_statics): New. Functions to support analysis
10271 of static global variables.
10272 (cgraph_mark_local_and_external_functions): Renamed from:
10273 (cgraph_mark_local_functions)
10274 (cgraph_expand_all_functions): Remove call to
10275 cgraph_mark_local_and_external_functions.
10276 (cgraph_optimize): Added driver to analyze static variables whose
10277 scope is within the compilation unit. * cgraph.h (struct
10278 cgraph_local_info, GTY): Added statics_read, statics_written,
10279 local, calls_read_all, calls_write_all, for_functions_valid.
10280 (struct cgraph_node): Added next_cycle. * cgraph.c
10281 (dump_cgraph_node): Added print routines for new fields. *
10282 makefile.in: macroized cgraph.h, added cgraphunit.c to the ggc
10285 2004-09-13 Joseph S. Myers <jsm@polyomino.org.uk>
10287 * c-decl.c (grokdeclarator): Correct comments about where storage
10288 class specifiers are rejected by grammar and add corresponding
10289 asserts. Diagnose typedefs and parameters declared inline.
10290 Change warning for inline main to a pedwarn. Only diagnose inline
10292 (declspecs_add_scspec): Allow duplicate "inline".
10294 2004-09-13 Steve Ellcey <sje@cup.hp.com>
10296 * config/ia64/ia64.c (ia64_scalar_mode_supported_p): New.
10297 (TARGET_SCALAR_MODE_SUPPORTED_P): New.
10299 2004-09-13 Richard Henderson <rth@redhat.com>
10302 * tree.h (TYPE_CONTAINS_PLACEHOLDER_INTERNAL): New.
10303 (tree_type): Replace spare with contains_placeholder_bits.
10304 (type_contains_placeholder_1): Rename from type_contains_placeholder_p,
10305 make static. Remove seen_types list.
10306 (type_contains_placeholder_p): New.
10308 2004-09-13 James E Wilson <wilson@specifixinc.com>
10310 * config/mips/mips.c (CODE_FOR_mips_sqrt_ps): New.
10311 (sb1_bdesc, bdesc_map, bdesc_arrays): New.
10312 (mips_expand_builtin): Add SB-1 support. Use bdesc_map and
10313 bdesc_arrays instead of mips_bdesc.
10314 (mips_init_builtins): Likewise.
10315 * config/mips/mips.h (TARGET_SB1): New.
10316 (HAVE_SQRT_P): Delete.
10317 * config/mips/mips.md (divide_condition): Support V2SF.
10318 (sqrt_condition, recip_condition): New.
10319 (div<mode>3): Use ANYF instead of SCALARF.
10320 (*div<mode>3): Use ANYF instead of SCALARF. Use UNITMODE instead of
10322 (*recip<mode>3, *rsqrt<mode>a, *rsqrt<mode>b): Use recip_condition
10323 instead of ISA_HAS_FP4. Use ANYF instead of SCALARF. Use UNITMODE
10325 (sqrt<mode>2): Use sqrt_condition instead of HAVE_SQRT_P. Use ANYF
10326 instead of SCALARF. Use UNITMODE instead of MODE.
10328 2004-09-13 Zack Weinberg <zack@codesourcery.com>
10330 * config.in: Regenerate after removal of libbanshee.
10332 2004-09-13 Andrew MacLeod <amacleod@redhat.com>
10334 PR tree-optimization/17400
10335 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
10336 coalesce partitions when one occurs in an abnormal PHI.
10338 2004-09-13 Andrew Pinski <apinski@apple.com>
10340 * config/rs6000/darwin.h (ASM_OUTPUT_COMMON): Change variable size's
10343 2004-09-13 Richard Henderson <rth@redhat.com>
10346 * cselib.c (cselib_invalidate_rtx): Export. Remove unused args.
10347 (cselib_invalidate_rtx_note_stores): New.
10348 (cselib_record_sets, cselib_process_insn): Update to match.
10349 * cselib.h (cselib_invalidate_rtx): Declare.
10350 * postreload.c (reload_cse_simplify): Invalidate asm clobbers.
10352 2004-09-13 Richard Henderson <rth@redhat.com>
10355 * tree-inline.c (copy_body_r): Recompute bits for ADDR_EXPR,
10356 after copying its argument.
10358 2004-09-13 Joseph S. Myers <jsm@polyomino.org.uk>
10360 * c-common.c, c-decl.c, c-lex.c, c-objc-common.c, c-opts.c,
10361 c-parse.in, c-pragma.c, c-typeck.c: Use %q, %< and %> for quoting
10362 in diagnostics. Use %' for English apostrophes.
10363 * c-tree.h (ATTRIBUTE_GCC_CDIAG): Define.
10364 (pedwarn_c90, pedwarn_c99): Use it.
10365 * c-decl.c (lookup_label): Quote label name in diagnostic.
10366 * c-parse.in (yyprint): Use ' instead of ` for left quote.
10367 * c-typeck.c (warn_for_assignment): Likewise.
10369 2004-09-13 Jan Hubicka <jh@suse.cz>
10371 * i386.c (x86_schedule): New global variable.
10372 (override_options): Disable scheduling when not supported.
10373 * i386.h (x86_schedule): Declare.
10374 (TARGET_SCHEDULE): New macro.
10376 2004-09-12 Richard Henderson <rth@redhat.com>
10379 * fold-const.c (fold) <case CLEANUP_POINT_EXPR>: Remove.
10380 * tree.c, tree.h (has_cleanups): Remove.
10382 2004-09-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10384 * tree-ssa-loop-manip.c (split_loop_exit_edge): Handle non-ssaname
10385 arguments of the phi nodes correctly.
10387 2004-09-12 Jan Hubicka <jh@suse.cz>
10389 * ggc-common.c (cmp_statistics): Fix sorting.
10391 2004-09-12 David Edelsohn <edelsohn@gnu.org>
10394 * expmed.c (expand_divmod): If cheap power of 2 divide is
10395 available, use it for negative constant as well.
10397 2004-09-12 Andrew Pinski <apinski@apple.com>
10399 * darwin.h (ASM_OUTPUT_COMMON): Make sure we do not have a
10402 * tree-chrec.c (initialize_scalar_evolutions_analyzer): Remove.
10404 2004-09-12 Richard Henderson <rth@redhat.com>
10406 * config/i386/i386.c (ix86_split_ashldi): Special case op1 as one
10408 (ix86_split_ashrdi, ix86_split_lshrdi): Clean up conditions for
10409 post-reload, and scratch NULL.
10410 * config/i386/i386.md (testqi_1): Use FLAGS_REG name.
10411 (x86_shift_adj_2): Use ix86_expand_clear.
10412 (ashldi3): Remove CMOVE expansion difference.
10413 (ashldi3_1): Remove.
10414 (*ashldi3_1): Rename from *ashldi3_2. Use reg_or_pm1_operand and
10415 add constraints for immediates. New peephole for split-with-temp.
10416 Run splitter after peep2 pass.
10417 (ashrdi3, ashrdi3_1, ashrdi3_2): Similarly.
10418 (lshrdi3, lshrdi3_1, lshrdi3_2): Similarly.
10419 (setcc_2): Rename with *.
10420 * config/i386/predicates.md (reg_or_pm1_operand): New.
10421 (ashldi_input_operand): New.
10423 2004-09-12 Richard Henderson <rth@redhat.com
10425 * print-rtl.c (print_decl_name): New.
10426 (print_mem_expr): Use it.
10428 2004-09-12 Richard Henderson <rth@redhat.com
10430 PR 17186, part deux
10431 * except.c (sjlj_emit_function_exit): Fix logic locating
10432 sjlj_exit_after in final block.
10434 2004-09-12 Toon Moene <toon@moene.indiv.nluug.nl>
10436 * common.opt: Remove flags -fmove-all-movables and
10438 * loop-invariant.c (find_invariants_to_move):
10439 Remove all uses of flag_move_all_movables.
10440 * loop.c (move_movables): Remove all uses of
10441 flag_move_all_movables.
10442 (strength_reduce): Remove all uses of
10443 flag_reduce_all_givs.
10444 * doc/invoke.texi: Remove documentation of flags
10445 -fremove-all-movables and -freduce-all-givs.
10447 2004-09-11 Roger Sayle <roger@eyesopen.com>
10449 PR middle-end/17411
10450 * tree-sra.c (generate_element_zero): Revert recent build_int_cst
10451 change. elt->type may be a floating point type, so use fold_convert.
10453 2004-09-11 Geoffrey Keating <geoffk@apple.com>
10455 * config/darwin.c (machopic_validate_stub_or_non_lazy_ptr): Mark
10456 the thing referenced as used, not the stub itself.
10458 2004-09-11 Joseph S. Myers <jsm@polyomino.org.uk>
10460 * c-tree.h (enum c_storage_class): New.
10461 (struct c_declspecs): Add storage_class, inline_p and thread_p.
10462 * c-decl.c (shadow_tag_warned): Give errors for "inline" in empty
10463 declarations and "auto" or "register" in file scope empty
10464 declarations. Give more specific warnings for other cases of
10465 storage class specifiers in empty declarations.
10466 (grokdeclarator): Update for new structures. Don't check for
10467 multiple storage classes. Diagnose file-scope "register" if
10469 (build_null_declspecs): Update.
10470 (declspecs_add_scspec): Update. Diagnose multiple storage class
10471 specifiers and invalid uses of "__thread".
10473 2004-09-11 Zack Weinberg <zack@codesourcery.com>
10475 * tree.c (tree_code_size): New function, bulk of code from tree_size.
10476 (tree_size, make_node): Use it.
10477 * tree-ssa-pre.c (init_pre): Use it.
10478 * tree.h: Prototype it.
10480 2004-09-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
10482 * tree-cfg.c (set_bb_for_stmt): Use PHI_BB.
10483 * tree-dfa.c (compute_immediate_uses, add_immediate_use,
10484 redirect_immediate_use): Use PHI_DF.
10485 * tree-flow-inline.h (stmt_ann): Abort on phi nodes.
10486 (bb_for_stmt): Use PHI_BB.
10487 (get_immediate_uses): Use PHI_DF.
10488 * tree-ssa-dse.c (max_stmt_uid): New variable.
10489 (get_stmt_uid): New function.
10490 (dse_optimize_stmt, dse_record_phis, tree_ssa_dse): Do not use phi
10492 * tree-ssa-loop-im.c (LIM_DATA): Do not use phi statement annotations.
10493 (max_uid): Renamed to max_stmt_uid.
10494 (get_stmt_uid): New function.
10495 (maybe_queue_var, single_reachable_address, determine_lsm): Do not use
10496 phi node annotations.
10497 * tree-ssa.c (replace_immediate_uses): Do not use phi node annotations.
10498 * tree.h (PHI_BB, PHI_DF): New accessor functions.
10499 (struct tree_phi_node): Add bb and df fields.
10501 2004-09-11 Richard Henderson <rth@redhat.com>
10503 PR middle-end/17416
10504 * cfgexpand.c (expand_used_vars_for_block): Fix off-by-one bug
10507 2004-09-11 Jan Hubicka <jh@suse.cz>
10509 * i386.h (MODE_NEEDED): Calls need UNINITIALIZED mode; add comment.
10510 (EMIT_MODE_SET): UNINITIALIZED mode needs no set.
10511 * i386.md (i387_cw): Add 'uninitialized' mode.
10513 * profile.c (BB_TO_GCOV_INDEX): move more to the front.
10514 (output_location): Break out from ....
10515 (branch_prob): ... here; handle gcov output on trees.
10516 * toplev.c (process_options): No longer be sorry about coverage for
10519 2004-09-11 Steven Bosscher <stevenb@suse.de>
10522 * fold-const.c (fold): Do not try to fold the operand of a
10523 CLEANUP_POINT_EXPR if that operand does itself not have any
10526 PR middle-end/17417
10527 * langhooks.c (lhd_decl_printable_name): Make sure that this
10528 function is called with is a decl node that has an identifier.
10529 * tree-pretty-print.c (dump_function_name): New function to
10530 wrap PRINT_FUNCTION_NAME and dump_decl_name.
10531 (print_call_name): Use it.
10533 2004-09-11 Mohan Embar <gnustuff@thisiscool.com>
10535 * ggc-none.c: Include "bconfig.h" if -DGENERATOR_FILE,
10538 2004-09-11 Jakub Jelinek <jakub@redhat.com>
10540 * tree-ssa-alias.c (collect_points_to_info_r): Handle
10541 pointing to PTR + OFFSET as PTR, not as pointing to PTR or pointing
10544 2004-09-11 Richard Henderson <rth@redhat.com>
10546 * expr.c (expand_expr_addr_expr_1) Rename from expand_expr_addr_expr.
10547 (expand_expr_addr_expr): New function. Take ADDR_EXPR instead of the
10548 operand of the ADDR_EXPR.
10549 (expand_expr_real_1): Update to match.
10551 2004-09-11 David Edelsohn <edelsohn@gnu.org>
10554 * config/rs6000/aix.h (MD_FROB_UPDATE_CONTEXT): Use __64BIT__ to
10555 choose 64-bit version.
10557 2004-09-11 Richard Henderson <rth@redhat.com>
10560 * c-typeck.c (build_unary_op): Add legacy offsetof hack.
10562 2004-09-11 Kazu Hirata <kazu@cs.umass.edu>
10564 * doc/cfg.texi, doc/hostconfig.texi, doc/install.texi,
10565 doc/invoke.texi, doc/md.texi, doc/tm.texi, doc/tree-ssa.texi:
10566 Insert @: after i.e. or e.g.
10568 2004-09-10 Geoffrey Keating <geoffk@apple.com>
10570 * tree-pretty-print.c (dump_decl_name): Print unnamed decls as
10571 D.xxx rather than <Dxxx>.
10573 2004-09-10 Adam Nemet <anemet@lnxw.com>
10575 * configure.ac (AC_MSG_CHECKING(what linker to use)):
10576 in_tree_ld_is_elf should be true for LynxOS.
10577 * configure: Regenerate.
10579 2004-09-10 Adam Nemet <anemet@lnxw.com>
10581 * Makefile.in (all.cross): Add srcextra.
10583 2004-09-10 Roger Sayle <roger@eyesopen.com>
10585 PR middle-end/17024
10586 * fold-const.c (fold_cond_expr_with_comparison): Handle unordered
10587 floating point comparison operators. Change aborts to gcc_asserts.
10589 2004-09-10 Geoffrey Keating <geoffk@apple.com>
10591 * final.c (output_asm_insn): Correct problem with -fverbose-asm.
10593 2004-09-10 James E Wilson <wilson@specifixinc.com>
10595 * Makefile.in (LIBGCC_DEPS): Delete duplicate stmp-int-hdrs reference.
10596 (stmp-fixproto): Change stmp-int-headers to stmp-int-hdrs in comment.
10598 * convert.c (convert_to_vector): Replace recursive call with
10601 * emit-rtl.c (gen_const_vector): Renamed from gen_const_vector_0.
10602 Add integer argument named constant. Use const_tiny_rtx instead of
10604 (gen_rtx_CONST_VECTOR): Rewrite to handle checks for both CONST0_RTX
10606 (init_emit_once): Fix users of gen_const_vector. Set CONST1_RTX for
10608 * expr.c (const_vector_from_tree): Call gen_rtx_CONST_VECTOR instead
10609 of gen_rtx_raw_CONST_VECTOR.
10611 2004-09-10 Eric Christopher <echristo@redhat.com>
10614 * c-parse.in (attribute): Add NULL_TREE for error case
10615 for error recovery.
10617 2004-09-10 Zack Weinberg <zack@codesourcery.com>
10619 * c-common.h (struct c_fileinfo): Comment moved here from cp-tree.h.
10620 (extract_interface_info): Delete prototype.
10621 * c-decl.c (extract_interface_info): Delete stub.
10622 * c-lex.c (get_fileinfo): Initialize file_info_tree here, if
10623 it's not already been done ...
10624 (init_c_lex): ... not here.
10625 (fe_file_change): Don't call extract_interface_info.
10627 2004-09-11 Joseph S. Myers <jsm@polyomino.org.uk>
10629 * c-tree.h (struct c_declspecs): Remove typedef_decl. Add
10630 typedef_p and typedef_signed_p.
10631 * c-decl.c (shadow_tag_warned): Check typedef_p, not typedef_decl.
10632 (grokdeclarator): Don't use typedef_decl for warn_deprecated_use.
10633 Check typedef_p and typedef_signed_p, not typedef_decl.
10634 (grokfield): Check typedef_p, not typedef_decl.
10635 (build_null_declspecs): Initialize typedef_p and typedef_signed_p,
10637 (declspecs_add_type): Set typedef_p and typedef_signed_p, not
10640 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
10642 * doc/tm.texi, doc/tree-ssa.texi: Fix typos.
10644 2004-09-10 Geoffrey Keating <geoffk@apple.com>
10646 * gimplify.c (create_tmp_var_raw): Don't name otherwise-nameless
10647 temporary variables.
10649 * dbxout.c (dbxout_block): Update for
10650 current_function_func_begin_label a string.
10651 * dwarf2out.c (dwarf2out_begin_prologue): Likewise.
10652 * except.c (dw2_output_call_site_table): Likewise.
10653 * toplev.c (current_function_func_begin_label): Likewise.
10654 * tree.h (current_function_func_begin_label): Likewise.
10655 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Likewise.
10657 * final.c (output_asm_insn): Use strtoul instead of atoi, save a
10660 * config/darwin.c: Include target.h.
10661 (struct machopic_indirection): Make ptr_name a string.
10662 (machopic_indirection_hash): Update for ptr_name a string.
10663 (machopic_indirection_eq): Likewise.
10664 (machopic_indirection_name): Likewise.
10665 (machopic_output_indirection): Likewise.
10666 (machopic_validate_stub_or_non_lazy_ptr): Update for ptr_name a
10667 string. Don't expect stub names to be in the identifier hash table.
10668 Do call strip_name_encoding before looking up entry in ID hash table.
10669 * config/t-darwin (darwin.o): Add target.h to dependencies.
10671 * gcc/config/rs6000/rs6000.c (print_operand): Use fputs instead
10672 of fprintf for register names.
10674 * output.h (unlikely_section_label): Delete declaration.
10675 (unlikely_text_section_name): Likewise.
10676 * varasm.c (unlikely_section_label_printed): Make static.
10677 (unlikely_section_label): Likewise.
10678 (unlikely_text_section_name): Likewise.
10679 (assemble_start_function): Use reconcat.
10681 * rtl.def (REG): Add comment to describe third field.
10683 2004-09-10 Andrew Pinski <apinski@apple.com>
10685 * config/darwin.c (machopic_mcount_stub_name): Call
10686 machopic_indirection_name instead of making the string
10689 2004-09-10 Diego Novillo <dnovillo@redhat.com>
10693 2004-09-08 Jie Zhang <zhangjie@magima.com.cn>
10695 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If type
10696 memory tag is call clobbered, so are its aliases.
10697 (group_aliases): When two memory tags being grouped, if one is
10698 call clobbered, so are the other and its aliases.
10699 (add_may_alias): Remove call-clobbering stuff.
10700 (replace_may_alias): Likewise.
10701 (merge_pointed_to_info): Merge pt_global_mem
10703 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
10705 * bb-reorder.c, c-common.c, c-incpath.c, c-typeck.c,
10706 genrecog.c, lambda-code.c, mips-tdump.c, mips-tfile.c,
10707 passes.c, tree-data-ref.c, tree-data-ref.h, tree-mudflap.c,
10708 tree-scalar-evolution.c, tree-ssa-copyrename.c,
10709 tree-ssa-live.c, tree-ssa-live.h: Fix comment typos.
10711 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
10713 * config/frv/frv.md (UNSPEC_MASACCS, UNSPEC_MDASACCS): New constants.
10714 (maddaccs, msubaccs, *maddacc): Turn operand 0 into a single ACC/ACCG
10715 pair. Remove match_dup from inputs. Remove masaccs handling.
10716 (mdaddaccs, mdsubaccs, *mdaddacc): Likewise a dual ACC/ACCG pair.
10717 (masaccs, mdasaccs): Turn into define_insns.
10719 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
10721 * tree-tailcall.c (process_assignment): Only do accumulator transforms
10722 for floating-point types if flag_unsafe_math_optimizations.
10724 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
10726 * config/darwin.c, config/alpha/alpha.h, config/arm/arm.c,
10727 config/arm/arm.h, config/arm/arm.md, config/arm/bpabi.h,
10728 config/arm/predicates.md, config/frv/frv.c, config/frv/frv.md,
10729 config/h8300/h8300.md, config/i386/gmm_malloc.h,
10730 config/ia64/ia64.md, config/ip2k/libgcc.S,
10731 config/mips/mips-ps-3d.md, config/mips/mips.c,
10732 config/rs6000/rs6000.c, config/s390/s390.c,
10733 config/sh/symbian.c: Fix comment typos.
10735 2004-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
10737 * config/s390/s390.c (s390_emit_prologue): Added missing
10740 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
10742 * doc/extend.texi, doc/invoke.texi, doc/passes.texi: Fix
10743 typos. Follow spelling conventions.
10745 2004-09-10 Joseph S. Myers <jsm@polyomino.org.uk>
10747 * toplev.c (warn_deprecated_use): Correct logic for saying "type"
10748 in diagnostic. Don't dereference NULL TYPE_NAME.
10750 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
10752 * c-common.c, c-pch.c, defaults.h, lambda-code.c, passes.c,
10753 tree-data-ref.c, tree-flow.h, tree-ssa-operands.c,
10754 tree-ssa-threadupdate.c, tree-vectorizer.c, tree-vectorizer.h,
10755 value-prof.c: Fix comment typos. Follow spelling conventions.
10757 2004-09-10 Jan Hubicka <jh@suse.cz>
10759 * tree-ssa-dce.c (remove_dead_stmt): Update profile.
10760 * tree-split_edge.c (tree_split_edge): Likewise.
10761 (thread_jumps): Likewise.
10763 2004-09-10 Kazu Hirata <kazu@cs.umass.edu>
10765 * cgraphunit.c, predict.c, tree-ssa-loop-ivopts.c: Fix comment
10768 2004-09-10 Paolo Bonzini <bonzini@gnu.org>
10770 * cgraph.h (cgraph_dump_file): Do not declare.
10771 * cgraphunit.c (cgraph_dump_file): Declare as static.
10772 (init_cgraph): New.
10773 * toplev.c (cgraph_dump_file): Do not declare.
10774 (compile_file): Call init_cgraph.
10775 * tree-dump.c (dump_files): Add IPA dump file, remove
10776 XML dump of call graph.
10777 (get_dump_file_name): Support IPA dump file naming scheme.
10778 * tree.h (enum tree_dump_index): Add IPA dump file, remove
10779 XML dump of call graph.
10780 * doc/invoke.texi (Debugging Options): Document the new options.
10782 2004-09-10 Richard Sandiford <rsandifo@redhat.com>
10784 * doc/extend.texi: Document the FR-V built-in functions.
10786 2004-09-09 James E Wilson <wilson@specifixinc.com>
10788 * doc/sourcebuild.texi: Delete libbanshee reference.
10790 2004-09-10 Kelley Cook <kcook@gcc.gnu.org>
10792 * Makefile.in (s-gtype): Add $(build_exeext) to gengtype command.
10794 2004-09-09 James E Wilson <wilson@specifixinc.com>
10796 * c-typeck.c (convert_for_assignment): Check that rhs has VECTOR_TYPE
10797 before calling vector_types_convertible_p.
10798 (digest_init): Check that inside_init has VECTOR_TYPE before calling
10799 vector_types_convertible_p. Don't give another error if
10800 convert_for_assignment returns error_mark_node.
10802 2004-09-09 Roger Sayle <roger@eyesopen.com>
10804 PR middle-end/17055
10805 * fold-const.c (build_zero_vector): New function to construct a
10806 vector (either floating point or integer) of zeros.
10807 (fold_convert): Internally, enable conversions of integer zero
10808 to arbitrary vector types, using the new build_zero_vector.
10810 2004-09-09 Roger Sayle <roger@eyesopen.com>
10812 * config/i386/i386.c (ix86_expand_ashlsi3_const): New function to
10813 expand a left shift by an immediate constant as either an ashl or
10814 a sequence of additions.
10815 (ix86_split_ashldi): Use new ix86_expand_ashlsi3_const function
10816 instead of calling gen_ashlsi3 with a constant directly.
10818 2004-09-09 Roger Sayle <roger@eyesopen.com>
10820 * config/i386/i386.c (ix86_split_long_move): When optimizing for
10821 size, and the low and high parts of a DImode constant are equal,
10822 copy one register to another instead of loading the same immediate
10825 2004-09-09 Richard Henderson <rth@redhat.com>
10827 PR middle-end/17367
10828 * function.c (assign_parm_setup_block): Only put PARALLELs into
10829 a register if use_register_for_decl.
10831 2004-09-09 Eric Christopher <echristo@redhat.com>
10833 * ra-colorize.c (reset_lists): Move variable declaration inside
10834 ENABLE_CHECKING to avoid unused variable warnings when
10835 not --enable-checking.
10836 (check_colors): Ditto.
10838 2004-09-09 Mike Stump <mrs@apple.com>
10840 * version.c (version_string): Bump to 4.0.0.
10841 * doc/include/gcc-common.texi (version-GCC): Likewise.
10843 2004-09-10 Jakub Jelinek <jakub@redhat.com>
10845 * doc/extend.texi (nothrow attribute): The attribute is not
10846 implemented in 3.2 and earlier.
10848 2004-09-09 Steve Ellcey <sje@cup.hp.com>
10850 * genrecog.c (compute_predicate_codes): Use op0_codes
10853 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
10855 * ra-colorize.c (hardregset_to_string): Adapt to HARD_REG_SET
10856 implementation changes.
10858 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
10860 * combine.c (try_combine): When swapping i2 and i3, newi2pat may be
10861 a PARALLEL instead of a SET due to added clobbers.
10863 2004-09-09 Ulrich Weigand <uweigand@de.ibm.com>
10865 * reload.c (find_reloads_address): Pass correct operand to
10866 maybe_memory_address_p.
10868 2004-09-09 Daniel Berlin <dberlin@dberlin.org>
10870 * Makefile.in: Remove libbanshee, tree-alias-*.
10871 Remove tree-alias-common.h dependencies.
10872 * common.opt: Remove -ftree-points-to.
10873 * configure.ac: Remove libbanshee.
10874 * flags.h: Remove pta_type, flag_tree_points_to.
10875 * gengtype.c (open_base_files): Remove tree-alias-type.h.
10876 * opts.c (OPT_ftree_points_to): Remove.
10877 * toplev.c: Remove tree-alias-common.h, flag_tree_points_to.
10878 * tree-dfa.c: Remove tree-alias-common.h
10879 * tree-into-ssa.c: Ditto.
10880 * tree-outof-ssa.c: Ditto.
10881 * tree-ssa-copyrename.c: Ditto.
10882 * tree-ssa-live.c: Ditto.
10883 * tree-optimize.c: Ditto.
10884 * tree-ssa.c: Ditto.
10885 Remove pass_build_pta, pass_del_pta.
10886 * tree-pass.h: Ditto.
10887 * tree-ssa-alias.c: Remove tree-alias-common.h.
10888 (struct alias_stats_d): Remove pta_queries, pta_resolved.
10889 (pass_may_alias): Remove PROP_pta requirement.
10890 (may_alias_p): Remove pta_queries, pta_resolved, use of andersens.
10891 (get_tmt_for): Ditto.
10892 (dump_alias_stats): Ditto.
10893 * doc/passes.texi: Remove blurb about points-to analysis.
10894 * fortran/Make-lang.in: Remove tree-alias-*.o.
10896 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
10898 * genattrtab.c (write_insn_cases): New function, split out from
10899 write_attr_case. Correctly handle define_peepholes when printing
10900 the instruction name.
10901 (write_attr_case, write_const_num_delay_slots): Use write_insn_cases.
10903 2004-09-09 Hans-Peter Nilsson <hp@axis.com>
10906 * config/cris/cris-protos.h (cris_return_address_on_stack): Declare.
10907 * config/cris/cris.c (cris_return_address_on_stack): New function.
10908 * config/cris/cris.md ("return"): For location of return address,
10909 also check cris_return_address_on_stack.
10911 2004-09-09 Diego Novillo <dnovillo@redhat.com>
10913 * tree-outof-ssa.c (coalesce_abnormal_edges): Fix typo in
10914 calling phi_ssa_name_p.
10916 2004-09-09 Richard Henderson <rth@redhat.com>
10919 * c-typeck.c (valid_compound_expr_initializer): Use only
10920 initializer_constant_valid_p, and not TREE_CONSTANT.
10921 (digest_init): Likewise.
10922 (output_init_element): Likewise.
10924 2004-09-09 Giovanni Bajo <giovannibajo@gcc.gnu.org>
10926 * ra-build.c (copy_insn_p, remember_move, defuse_overlap_p_1,
10927 live_out_1, prune_hardregs_for_mode, init_one_web_common,
10928 reinit_one_web, add_subweb, add_subweb_2, init_web_parts,
10929 record_conflict, compare_and_free_webs, init_webs_defs_uses,
10930 parts_to_webs_1, parts_to_webs, reset_conflicts,
10931 check_conflict_numbers, remember_web_was_spilled, handle_asm_insn,
10932 ra_build_free): Use gcc_assert and gcc_unreachable instead of abort.
10933 * ra-colorize.c (push_list, put_web, reset_lists, put_web_at_end,
10934 put_move, remove_move, combine, select_spill, colorize_one_web,
10935 try_recolor_web, insert_coalesced_conflicts, check_colors,
10936 break_precolored_alias, restore_conflicts_from_coalesce,
10937 sort_and_combine_web_pairs, check_uncoalesced_moves): Likewise.
10938 * ra-rewrite.c (spill_coalescing, slots_overlap_p, emit_loads,
10939 reloads_to_loads, rewrite_program2, emit_colors): Likewise.
10940 * ra.c (first_hard_reg, create_insn_info, find_subweb, init_ra,
10941 check_df): Likewise.
10942 * real.c (do_add, do_multiply, do_divide, do_compare, do_fix_trunc,
10943 real_arithmetic, real_compare, real_exponent, real_ldexp,
10944 real_identical, real_to_integer, real_to_integer2, real_to_decimal,
10945 real_to_hexadecimal, real_from_integer, ten_to_ptwo, ten_to_mptwo,
10946 real_digit, real_nan, real_maxval, round_for_format, real_convert,
10947 real_to_target, real_from_target, real_hash, encode_ieee_single,
10948 encode_ieee_double, encode_ieee_extended, encode_ieee_quad,
10949 encode_vax_f, encode_vax_d, encode_vax_g, encode_i370_single,
10950 encode_i370_double, encode_c4x_single, encode_c4x_extended): Likewise.
10951 * recog.c (validate_change, validate_replace_rtx_1, asm_operand_ok,
10952 extract_insn, peep2_next_insn, peep2_reg_dead_p,
10953 peep2_find_free_register, peephole2_optimize, store_data_bypass_p,
10954 if_test_bypass_p): Likewise.
10955 * reg-stack.c (record_label_references, get_asm_operand_n_inputs,
10956 stack_result, remove_regno_note, get_hard_regnum, emit_pop_insn,
10957 emit_swap_insn, swap_to_top, move_for_stack_reg,
10958 subst_stack_regs_pat, subst_asm_stack_regs, change_stack,
10959 compensate_edge, convert_regs_1): Likewise.
10960 * regclass.c (init_reg_sets, init_reg_sets_1,
10961 memory_move_secondary_cost): Likewise.
10962 * regrename.c (note_sets, clear_dead_regs, scan_rtx_reg, scan_rtx):
10964 * reload.c (push_secondary_reload, find_valid_class, push_reload,
10965 operands_match_p, decompose, immune_p, find_reloads,
10966 find_reloads_toplev, find_reloads_address_1, subst_reloads,
10967 copy_replacements, refers_to_regno_for_reload_p,
10968 reg_overlap_mentioned_for_reload_p): Likewise.
10969 * reload1.c (compute_use_by_pseudos, replace_pseudos_in, reload,
10970 count_pseudo, find_reg, eliminate_regs, eliminate_regs_in_insn,
10971 verify_initial_elim_offsets, finish_spills, clear_reload_reg_in_use,
10972 reload_reg_free_p, reload_reg_reaches_end_p, reloads_conflict,
10973 choose_reload_regs, merge_assigned_reloads, emit_input_reload_insns,
10974 do_output_reload, fixup_abnormal_edges): Likewise.
10975 * reorg.c (stop_search_p, emit_delay_sequence, get_jump_flags,
10976 fill_slots_from_thread, relax_delay_slots): Likewise.
10977 * resource.c (mark_referenced_resources, mark_set_resources):
10979 * rtl.c (copy_rtx, rtx_equal_p): Likewise.
10980 * rtlanal.c (insn_dependent_p, reg_overlap_mentioned_p,
10981 dead_or_set_p, find_reg_fusage, remove_note, replace_rtx,
10982 subreg_lsb_1, subreg_regno_offset, subreg_offset_representable_p,
10983 find_first_parameter_load, can_hoist_insn_p, hoist_update_store,
10984 hoist_insn_after, hoist_insn_to_edge, nonzero_bits1): Likewise.
10985 * rtlhooks.c (gen_lowpart_general): Likewise.
10986 * sbitmap.c (sbitmap_difference): Likewise.
10987 * sched-deps.c (add_dependence, sched_analyze_1, sched_analyze_2,
10988 sched_analyze, add_forward_dependence): Likewise.
10989 * sched-ebb.c (fix_basic_block_boundaries, schedule_ebb): Likewise.
10990 * sched-rgn.c (debug_regions, compute_trg_info, schedule_region,
10991 schedule_insns): Likewise.
10992 * sched-vis.c (print_pattern): Likewise.
10993 * sdbout.c (sdbout_symbol, sdbout_toplevel_data): Likewise.
10994 * simplify-rtx.c (simplify_unary_operation, simplify_binary_operation,
10995 simplify_const_relational_operation, simplify_ternary_operation,
10996 simplify_immed_subreg, simplify_subreg, simplify_gen_subreg):
10998 * sreal.c (copy, sreal_sub, sreal_div): Likewise.
10999 * stmt.c (force_label_rtx, expand_goto, expand_asm_operands,
11000 resolve_operand_name_1, expand_return, expand_decl,
11001 expand_anon_union_decl, emit_case_bit_tests, expand_case): Likewise.
11002 * stor-layout.c (put_pending_size, smallest_mode_for_size,
11003 int_mode_for_mode, layout_decl, finish_builtin_struct, layout_type,
11004 set_sizetype, get_mode_bounds): Likewise.
11006 2004-09-09 Zack Weinberg <zack@codesourcery.com>
11008 * defaults.h (MULTIPLE_SYMBOL_SPACES): Provide default.
11009 * config/arm/pecoff.h, config/i386/beos-elf.h
11010 * config/i386/cygming.h, config/i386/i386-interix.h:
11011 Define MULTIPLE_SYMBOL_SPACES to 1, not nothing. Remove
11012 comment cloned from manual.
11013 * doc/tm.texi: Update description of MULTIPLE_SYMBOL_SPACES.
11015 2004-09-09 Frank Ch. Eigler <fche@redhat.com>
11017 * builtins.c (build_va_arg_indirect_ref): New function.
11018 (std_gimplify_va_arg_expr): Call it instead of mudflap check and
11019 build_fold_indirect_ref.
11020 * config/i386/i386.c (ix86_gimplify_va_arg): Ditto.
11021 * config/ia64/ia64.c (ia64_gimplify_va_arg): Ditto.
11022 * tree.h: Declare new function.
11024 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
11026 * cgraphunit.c (cgraph_mark_functions_to_output): Renable node
11027 dumping for development builds.
11028 * emit-rtl.c (verify_rtx_sharing): Give verbose failure for
11029 development builds only.
11030 * genattrtab.c (write_eligible_delay): Fix typo in previous
11032 * tree.c (iterative_hash_expr): Replace gcc_unreachable with
11035 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
11037 * gcse.c (INSN_CUID, insert_set_in_table, find_avail_set,
11038 cprop_insn, do_local_cprop, local_cprop_pass, find_bypass_set,
11039 process_insert_insn, insert_insn_end_bb, pre_insert_copy_insn,
11040 hoist_code, extract_mentioned_regs_helper, compute_store_table,
11041 insert_store): Use gcc_assert and gcc_unreachable.
11042 * ggc-common.c (ggc_splay_alloc, ggc_splay_dont_free,
11043 gt_pch_note_object, gt_pch_note_reorder, relocate_ptrs,
11044 ggc_record_overhead): Likewise.
11045 * ggc-page.c (alloc_page, free_page, ggc_set_mark, ggc_marked_p,
11046 init_ggc, ggc_push_context, ggc_recalculate_in_use_p,
11047 ggc_pop_context, clear_marks, validate_free_objects,
11048 ggc_pch_read): Likewise.
11049 * ggc-zone.c (ggc_allocated_p, free_chunk, ggc_set_mark,
11050 ggc_marked_p, ggc_get_size, init_ggc, destroy_ggc_zone,
11051 ggc_push_context, check_cookies, ggc_collect,
11052 ggc_print_statistics): Likewise.
11053 * gimple-low.c (lower_function_body, lower_stmt,
11054 lower_bind_expr): Likewise.
11055 * gimplify.c (gimple_tree_eq, push_gimplify_context,
11056 pop_gimplify_context, gimple_pop_condition, create_tmp_var,
11057 declare_tmp_vars, gimple_add_tmp_var, annotate_all_with_locus,
11058 mostly_copy_tree_r, gimplify_return_expr, gimplify_switch_expr,
11059 gimplify_case_label_expr, gimplify_exit_block_expr,
11060 canonicalize_component_ref, gimplify_compound_lval,
11061 gimplify_self_mod_expr, gimplify_call_expr,
11062 gimplify_init_ctor_eval, gimplify_init_constructor,
11063 gimplify_modify_expr, gimplify_save_expr, gimplify_target_expr,
11064 gimplify_expr, check_pointer_types_r,
11065 force_gimple_operand): Likewise.
11066 * global.c (global_alloc, build_insn_chain): Likewise.
11067 * graph.c (clean_graph_dump_file,
11068 finish_graph_dump_file): Likewise.
11069 gcov-io.c (gcov_open): Use GCOV_CHECK.
11071 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
11073 * config/frv/frv.c (acc_operand, accg_operand): Use REGNO.
11075 2004-09-09 Jan Hubicka <jh@suse.cz>
11078 * tree-inline.c (expand_call_inline): Make overactive sanity check
11081 2004-09-09 Jan Hubicka <jh@suse.cz>
11083 * tree-ssa-loop-ivopts.c (peel_address): Fix abort on
11086 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
11088 * Makefile.in (gengtype): Use $(BUILD_ERRORS).
11089 (gengtype.o): Depend on errors.h.
11090 * genattrtab.c (strcmp_check): Use gcc_assert and gcc_unreachable.
11091 (attr_rtx_1, attr_printf, attr_copy_rtx, evaluate_eq_attr,
11092 attr_alt_subset_p, attr_alt_subset_of_compl_p,
11093 attr_alt_intersection, attr_alt_union, optimize_attrs, gen_insn,
11094 write_test_expr, write_attr_value, write_eligible_delay,
11095 make_internal_attr, make_numeric_value): Likewise.
11096 * genautomata.c (regexp_name, get_str_vect,
11097 gen_presence_absence_set, automaton_decl_hash,
11098 automaton_decl_eq_p, insn_decl_hash, insn_decl_eq_p, decl_hash,
11099 decl_eq_p, process_regexp, loop_in_regexp, check_loops_in_regexps,
11100 process_regexp_cycles, reserv_sets_cmp, set_unit_reserv,
11101 test_unit_reserv, it_is_empty_reserv_sets,
11102 reserv_sets_are_intersected, reserv_sets_shift, reserv_sets_or,
11103 reserv_sets_and, output_cycle_reservs, get_free_state,
11104 intersected_state_reservs_p, states_union, remove_arc,
11105 copy_insn_regexp, transform_1, transform_2, transform_3,
11106 regexp_transform_func, store_alt_unit_usage,
11107 check_regexp_units_distribution, process_seq_for_forming_states,
11108 process_alts_for_forming_states, make_automaton,
11109 form_arcs_marked_by_insn, create_composed_state,
11110 set_out_arc_insns_equiv_num, partition_equiv_class,
11111 process_insn_equiv_class, set_insn_equiv_classes,
11112 units_to_automata_heuristic_distr, form_regexp,
11113 longest_path_length, output_dfa_max_issue_rate, add_vect,
11114 out_state_arcs_num, add_vect_el, output_trans_table,
11115 output_state_alts_table, output_dead_lock_vect,
11116 output_max_insn_queue_index_def,
11117 output_min_insn_conflict_delay_func,
11118 output_internal_insn_latency_func, output_print_reservation_func,
11119 output_cpu_unit_reservation_p, output_state_arcs,
11120 make_insn_alts_attr, make_internal_dfa_insn_code_attr,
11121 make_default_insn_latency_attr,
11122 form_important_insn_automata_lists): Likewise.
11123 * genemit.c (gen_exp, output_add_clobbers,
11124 output_added_clobbers_hard_reg_p): Likewise.
11125 * genextract.c (print_path, main): Likewise.
11126 * genflags.c (gen_macro): Likewise.
11127 * gengenrtl.c: Include errors.h
11128 (type_from_format, accessor_from_format): Likewise.
11129 * gengtype.c (get_file_basename, output_mangled_typename,
11130 walk_type, write_types_process_field,
11131 write_types_local_process_field): Likewise.
11132 * genmodes.c (complete_mode): Likewise.
11133 * genopinit.c (gen_insn): Likewise.
11134 * genoutput.c (output_insn_data, check_constraint_len,
11135 constraint_len): Likewise.
11136 * genpreds.c (add_mode_tests):Likewise.
11137 * gen-protos.c (add_hash): Likewise.
11138 * genrecog.c (find_operand, find_matching_operand,
11139 validate_pattern, add_to_sequence, maybe_both_true,
11140 nodes_identical_1, merge_trees, write_switch, write_cond,
11141 write_action, is_unconditional, make_insn_sequence,
11142 debug_decision_2): Likewise.
11143 * gensupport.c (is_predicable, collect_insn_data,
11144 alter_predicate_for_insn, maybe_eval_c_test): Likewise.
11146 2004-09-09 Jan Hubicka <jh@suse.cz>
11148 * basic-block.h (guess_outgoing_edge_probabilities): Declare.
11149 * cfgbuild.c (compute_outgoing_frequencies): When probability is
11151 (find_many_sub_basic_blocks): Do update profile only when it is
11153 * predict.c (set_even_probabilities): Break out from ...
11154 (combine_predictions_for_insn): ... here; deal with
11155 !can_predict_insn_p insns.
11156 (combine_predictions_for_bb): Use set_even_probabilities.
11157 (bb_estimate_probability_locally): Break out from ....
11158 (estimate_probability): ... here.
11159 (guess_outgoing_edge_probabilities): New entry point.
11161 2004-09-09 Nathan Sidwell <nathan@codesourcery.com>
11163 * gcc.c (add_sysrooted_prefix, execute, do_self_spec, do_spec_1,
11164 handle_braces, process_brace_body, main, used_arg,
11165 set_multilib_dir, print_multilib_info): Use fatal, not abort.
11167 * tree-nested.c (create_tmp_var_for): Correct missinverted assert.
11169 * tree-outof-ssa.c (free_temp_expr_table): Add missed assert.
11170 * tree-ssa-ccp.c (set_lattice_value): Correct missapplied de
11171 Morgan's theorem in last checkin.
11173 2004-09-09 Giovanni Bajo <giovannibajo@gcc.gnu.org>
11174 Nathan Sidwell <nathan@codesourcery.com>
11176 * targhooks.c (default_unwind_emit, default_scalar_mode_supported_p):
11177 Use gcc_assert, gcc_unreachable & internal_error instead of abort.
11178 * timevar.c (timevar_push, timevar_pop, timevar_start,
11179 timevar_stop): Likewise.
11180 * toplev.c (default_pch_valid_p): Likewise.
11181 * tracer.c (tail_duplicate): Likewise.
11182 * tree-alias-common.c (get_alias_var_decl,
11183 get_values_from_constructor, create_alias_var, delete_alias_vars,
11184 empty_points_to_set, same_points_to_set, ptr_may_alias_var):
11186 * tree.c (tree_size, make_node_stat, copy_node_stat,
11187 build_int_cst_wide, integer_all_onesp, list_length, chainon,
11188 tree_node_structure, type_contains_placeholder_p, substitute_in_expr,
11189 substitute_placeholder_in_expr, tabilize_reference_1, build0_stat,
11190 build1_stat, build2_stat, build3_stat, build4_stat, is_attribute_p,
11191 lookup_attribute, type_hash_canon, host_integerp, iterative_hash_expr,
11192 build_method_type_directly, decl_type_context, get_callee_fndecl,
11193 get_set_constructor_bits, build_vector_type_for_mode, int_cst_value,
11194 tree_fold_gcd): Likewise.
11195 * tree-cfg.c (create_bb, make_ctrl_stmt_edges, make_exit_edges,
11196 make_cond_expr_edges, group_case_labels, tree_merge_blocks,
11197 cleanup_control_expr_graph, find_taken_edge,
11198 find_taken_edge_switch_expr, phi_alternatives_equal,
11199 is_ctrl_altering_stmt, disband_implicit_edges, set_bb_for_stmt,
11200 stmt_for_bsi, tree_find_edge_insert_loc, bsi_insert_on_edge_immediate,
11201 tree_split_edge, tree_verify_flow_info, thread_jumps,
11202 tree_redirect_edge_and_branch, tree_flow_call_edges_add): Likewise.
11203 * tree-chrec.c (chrec_fold_poly_cst, chrec_fold_plus_poly_poly,
11204 chrec_fold_multiply_poly_poly): Likewise.
11205 * tree-complex.c (extract_component, expand_complex_division,
11206 expand_complex_comparison, expand_complex_operations_1,
11207 build_replicated_const, expand_vector_operations_1): Likewise.
11208 * tree-data-ref.c (tree_fold_bezout, build_classic_dist_vector,
11209 build_classic_dir_vector): Likewise.
11210 * tree-dfa.c (compute_immediate_uses_for_phi,
11211 compute_immediate_uses_for_stmt, create_var_ann, create_stmt_ann,
11212 create_tree_ann, collect_dfa_stats, get_virtual_var): Likewise.
11213 * tree-dump.c (dequeue_and_dump): Likewise.
11214 * tree-eh.c (record_stmt_eh_region, add_stmt_to_eh_region,
11215 record_in_finally_tree, replace_goto_queue_1,
11216 maybe_record_in_goto_queue, verify_norecord_switch_expr,
11217 do_return_redirection): Likewise.
11218 * tree-if-conv.c (tree_if_convert_stmt, tree_if_convert_cond_expr,
11219 add_to_dst_predicate_list, find_phi_replacement_condition,
11220 replace_phi_with_cond_modify_expr, get_loop_body_in_if_conv_order):
11222 * tree-inline.c (remap_decl, remap_type, remap_decls, copy_body_r,
11223 initialize_inlined_parameters, declare_return_variable,
11224 estimate_num_insns_1, expand_call_inline, expand_calls_inline,
11225 optimize_inline_calls, copy_tree_r): Likewise.
11226 * tree-into-ssa.c (rewrite_initialize_block_local_data, rewrite_stmt,
11227 ssa_rewrite_stmt, rewrite_into_ssa): Likewise.
11228 * tree-iterator.c (alloc_stmt_list, tsi_link_before, tsi_link_after,
11229 tsi_split_statement_list_after, tsi_split_statement_list_before):
11231 * tree-mudflap.c (mf_varname_tree): Likewise.
11232 * tree-nested.c (create_tmp_var_for, lookup_field_for_decl,
11233 lookup_tramp_for_decl, convert_all_function_calls): Likewise.
11234 * tree-optimize.c (tree_rest_of_compilation): Likewise.
11235 * tree-outof-ssa.c (create_temp, eliminate_build, eliminate_phi,
11236 coalesce_abnormal_edges, coalesce_ssa_name, eliminate_virtual_phis,
11237 free_temp_expr_table, add_dependance, finish_expr, rewrite_trees):
11239 * tree-phinodes.c (resize_phi_node, add_phi_arg,
11240 remove_all_phi_nodes_for): Likewise.
11241 * tree-pretty-print.c (op_prio, print_call_name): Likewise.
11242 * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
11243 tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Likewise.
11244 * tree-sra.c (type_can_instantiate_all_elements, sra_hash_tree,
11245 sra_elt_eq, sra_walk_expr, instantiate_missing_elements,
11246 generate_one_element_ref, generate_element_copy,
11247 generate_element_zero, scalarize_copy, scalarize_init,
11248 scalarize_ldst): Likewise.
11249 * tree-ssa-alias.c (delete_alias_info, group_aliases, may_alias_p,
11250 add_may_alias, add_pointed_to_expr, add_pointed_to_var,
11251 collect_points_to_info_r, get_tmt_for, get_ptr_info): Likewise.
11252 * tree-ssa.c (walk_use_def_chains, check_phi_redundancy): Likewise.
11253 * tree-ssa-ccp.c (dump_lattice_value, get_default_value, get_value,
11254 set_lattice_value, likely_value, ccp_visit_phi_node, visit_assignment,
11255 widen_bitfield, ccp_fold_builtin): Likewise.
11256 * tree-ssa-copy.c (may_propagate_copy, merge_alias_info,
11257 replace_exp_1, propagate_tree_value): Likewise.
11258 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
11259 * tree-ssa-dce.c (set_control_dependence_map_bit,
11260 find_control_dependence, find_pdom, mark_operand_necessary,
11261 mark_stmt_if_obviously_necessary,
11262 mark_control_dependent_edges_necessary, remove_dead_stmt): Likewise.
11263 * tree-ssa-dom.c (dom_opt_initialize_block_local_data,
11264 simplify_switch_and_lookup_avail_expr, cprop_into_successor_phis,
11265 eliminate_redundant_computations, avail_expr_eq): Likewise.
11266 * tree-ssa-dse.c (fix_stmt_v_may_defs): Likewise.
11267 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
11268 duplicate_blocks): Likewise.
11269 * tree-ssa-loop-im.c (for_each_index, set_level,
11270 is_call_clobbered_ref): Likewise.
11271 * tree-ssa-loop-ivopts.c (dump_use, divide, stmt_after_ip_normal_pos,
11272 stmt_after_increment, set_iv, contains_abnormal_ssa_name_p,
11273 find_interesting_uses_outer_or_nonlin, add_derived_ivs_candidates,
11274 peel_address, ptr_difference_cost, may_replace_final_value,
11275 determine_use_iv_cost, rewrite_use_nonlinear_expr, rewrite_use_outer,
11276 rewrite_use, rewrite_uses): Likewise.
11277 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
11278 check_loop_closed_ssa_use): Likewise.
11279 * tree-ssanames.c (make_ssa_name): Likewise.
11280 * tree-ssa-operands.c (finalize_ssa_defs, finalize_ssa_uses,
11281 finalize_ssa_v_must_defs, finalize_ssa_stmt_operands,
11282 get_stmt_operands, get_expr_operands, get_asm_expr_operands,
11283 get_indirect_ref_operands, add_stmt_operand): Likewise.
11284 * tree-ssa-pre.c (value_exists_in_set_bitmap,
11285 value_remove_from_set_bitmap, bitmap_insert_into_set, insert_into_set,
11286 phi_translate, valid_in_set, compute_antic,
11287 find_or_generate_expression, create_expression_by_pieces, insert_aux,
11288 create_value_expr_from, eliminate): Likewise.
11289 * tree-ssa-propagate.c (cfg_blocks_get): Likewise.
11290 * tree-ssa-threadupdate.c (remove_last_stmt_and_useless_edges):
11292 * tree-tailcall.c (independent_of_stmt_p, adjust_return_value,
11293 eliminate_tail_call): Likewise.
11294 * tree-vectorizer.c (vect_create_index_for_array_ref,
11295 vect_align_data_ref, vect_create_data_ref,
11296 vect_create_destination_var, vect_get_vec_def_for_operand,
11297 vect_finish_stmt_generation, vect_transform_stmt,
11298 vect_transform_loop_bound, vect_transform_loop,
11299 vect_analyze_operations): Likewise.
11300 * tree-vn.c (vn_compute, set_value_handle, get_value_handle):
11302 * tree-flow-inline.h (var_ann, get_var_ann, get_def_from_ptr,
11303 get_use_op_ptr, immediate_use, phi_ssa_name_p, bsi_start,
11304 bsi_after_labels, bsi_last): Likewise.
11305 * tree-ssa-live.c (var_union, change_partition_var,
11306 create_ssa_var_map, calculate_live_on_entry, root_var_init,
11307 type_var_init, add_coalesce, sort_coalesce_list, pop_best_coalesce):
11309 * tree-ssa-live.h (partition_is_global, live_entry_blocks,
11310 tpa_find_tree): Likewise.
11311 (register_ssa_partition_check): Declare.
11312 (register_ssa_partition): use it.
11313 * tree-ssa-live.c: Include errors.h.
11314 (register_ssa_partition_check): New.
11315 * tree-ssa-operands.c: Include errors.h.
11316 * Makefile.in (tree-ssa-operands.o): Depend on errors.h.
11318 2004-09-09 Richard Sandiford <rsandifo@redhat.com>
11319 Catherine Moore <clm@redhat.com>
11321 * config/frv/frv-protos.h (FRV_CPU_FR550, FRV_CPU_FR450)
11322 (FRV_CPU_FR405): New processor enums.
11323 (frv_issue_rate, frv_acc_group): Declare.
11324 * config/frv/frv.h (CPP_SPEC, CPP_FRV_SPEC, CPP_FR500_SPEC): Delete.
11325 (CPP_FR400_SPEC, CPP_SIMPLE_SPEC): Delete.
11326 (MASK_DEFAULT_FR550, MASK_DEFAULT_FR450): New macros.
11327 (SUBTARGET_EXTRA_SPECS, EXTRA_SPECS, CPP_CPU_DEFAULT_SPEC): Delete.
11328 (TARGET_CPU_CPP_BUILTINS): Define the macros that were previously
11329 handled by CPP_SPEC.
11330 (MASK_LONG_CALLS, TARGET_LONG_CALLS): New macros.
11331 (MASK_ALIGN_LABELS, TARGET_ALIGN_LABELS): New macros.
11332 (ACC_MASK): New macro.
11333 (TARGET_MEDIA_REV2): Include FRV_CPU_{FR405,FR450,FR550}.
11334 (TARGET_MEDIA_FR450): New macro.
11335 (TARGET_FR500_FR550_BUILTINS, TARGET_FR405_BUILTINS): New macros.
11336 (TARGET_SWITCHES): Add -m{no-,}align-labels and -m{no-,}long-calls.
11337 (LABEL_ALIGN_AFTER_BARRIER): Define.
11338 (ACC_LAST, ACCG_LAST): Add four new accumulator registers.
11339 (IACC_FIRST, IACC_LAST): New pair of SPRs.
11340 (ACCG_FIRST, AP_FIRST, SPR_FIRST, SPR_LAST): Adjust accordingly.
11341 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
11342 (REGISTER_NAMES): Add entries for new registers.
11343 (REG_CLASS_CONTENTS): Update for new register ranges.
11344 (EXTRA_CONSTRAINT_FOR_S): Redefine in terms of call_operand.
11345 (ISSUE_RATE, CLEAR_VLIW_START, SET_VLIW_START): Delete.
11346 (PACKING_FLAG_USED_P): Delete.
11347 (FRV_BUILTIN_MQLCLRHS, FRV_BUILTIN_MQLMTHS, FRV_BUILTIN_MQSLLHI)
11348 (FRV_BUILTIN_MQSRAHI, FRV_BUILTIN_SMUL, FRV_BUILTIN_UMUL)
11349 (FRV_BUILTIN_PREFETCH0, FRV_BUILTIN_PREFETCH, FRV_BUILTIN_SMASS)
11350 (FRV_BUILTIN_SMSSS, FRV_BUILTIN_SMU, FRV_BUILTIN_SCUTSS)
11351 (FRV_BUILTIN_ADDSS, FRV_BUILTIN_SUBSS, FRV_BUILTIN_SLASS)
11352 (FRV_BUILTIN_IACCread{l,ll}, FRV_BUILTIN_IACCset{ll,l})
11353 (FRV_BUILTIN_SCAN): New members of frv_builtin_enum.
11354 (FRV_BUILTIN_FIRST_NONMEDIA): New macro.
11355 (CPU_UNITS_QUERY): Define to 1.
11356 * config/frv/frv.c: Include gt-frv.h
11357 (NUM_NOP_PATTERNS, NTH_UNIT, UNIT_NUMBER, PACKING_FLAG_P): New macros.
11358 (SET_PACKING_FLAG, CLEAR_PACKING_FLAG, FOR_EACH_REGNO): New macros.
11359 (frv_insn_group): New enumeration.
11360 (frv_unit_names, frv_unit_groups, frv_unit_codes): New variables.
11361 (frv_type_to_unit, frv_nops, frv_num_nops): New variables.
11362 (REGSTATE_DEAD, REGSTATE_LIVE, REGSTATE_UNUSED, REGSTATE_MASK)
11363 (REGSTATE_CONDJUMP): Delete. Shuffle other numbers to cover the
11364 gap left by REGSTATE_LIVE.
11365 (regstate_t): New typedef.
11366 (TARGET_MACHINE_DEPENDENT_REORG): Define.
11367 (frv_default_flags_for_cpu): Handle FRV_CPU_{FR550,FR450,FR405}.
11368 (frv_override_options): Check for -mcpu={fr550,fr450,fr405}.
11369 Initialize frv_unit_codes[] and frv_type_to_unit[].
11370 (frv_conditional_register_usage): Remove redundant fixing of
11371 accumulator registers.
11372 (frv_insn_packing_flag): Update specification.
11373 (frv_function_prologue): Don't set frv_insn_packing_flag here.
11374 Zero out frv_nops[].
11375 (frv_expand_epilogue): Remove comments about the no-longer-present
11376 SIBCALL_P argument.
11377 (frv_asm_output_mi_thunk): Check frv_issue_rate() rather than
11378 PACKING_FLAG_USED_P() when deciding whether to pack instructions.
11379 (frv_asm_output_opcode, frv_final_prescan_insn): Simplify in light
11380 of the new meaning of frv_insn_packing_flag. Emit an mnop.p if
11381 packing is disabled and if INSN can only issue to M1.
11382 (call_operand): Check TARGET_LONG_CALLS.
11383 (acc_operand, even_acc_operand, quad_acc_operand)
11384 (accg_operand): Simplify. Don't accept pseudo registers.
11385 (output_move_single): Handle SPR<-zero moves.
11386 (frv_issue_rate): Make non-static. Handle FRV_CPU_{FR550,FR450,FR405}.
11387 (frv_registers_update, frv_registers_used_p): Delete.
11388 (frv_registers_set_p): Delete.
11389 (frv_acc_group_1, frv_acc_group, frv_insn_unit): New functions.
11390 (frv_issues_to_branch_unit_p): New function.
11391 (frv_packet): New structure.
11392 (frv_cond_flags, frv_regstate_conflict_p): New functions.
11393 (frv_registers_conflict_p_1, frv_registers_conflict_p): New functions.
11394 (frv_registers_update_1, frv_registers_update): New functions.
11395 (frv_start_packet, frv_start_packet_block, frv_finish_packet)
11396 (frv_pack_insn_p, frv_add_insn_to_packet, frv_insert_nop_in_packet)
11397 (frv_for_each_packet, frv_sort_insn_group_1, frv_compare_insns)
11398 (frv_sort_insn_group, frv_reorder_packet): New functions.
11399 (frv_pack_insns): Use frv_reorder_packet.
11400 (frv_packet_address): New variable.
11401 (frv_fill_unused_units, frv_align_label, frv_reorg_packet)
11402 (frv_register_nop, frv_reorg): New functions.
11403 (bdesc_1arg): Add __SCUTSS.
11404 (bdesc_2arg): Add __MQLCLRHS, __MQLMTHS, __SMUL, __UMUL, __ADDSS,
11405 __SUBSS, __SLASS and __SCAN.
11406 (bdesc_2argimm): Add __MQSLLHI and __MQSRAHI.
11407 (bdesc_int_void2arg, bdesc_prefetches): New arrays.
11408 (frv_init_builtins): Register the above builtins.
11409 (frv_int_to_acc): Use ACC_MASK to check for valid accumulator
11410 registers. Turn the referenced accumulators into global registers.
11411 (frv_read_iacc_argument): New function.
11412 (frv_expand_int_void2arg, frv_expand_prefetches): New functions.
11413 (frv_split_iacc_move): New function.
11414 (frv_expand_builtin): Handle the new builtins.
11415 * config/frv/frv.md: Replace old schedulers with new order-independent
11416 ones. Add schedulers for the FR405, FR450 and FR550. Describe new
11418 (cpu): Add fr550, fr450 and fr405.
11419 (type): Add macc, scan, cut, fnop, fscmp, fdcmp, mnop, mqlimh and
11420 mqshift. Replace fmas with fsmadd and fmad with fdmadd. Delete m7.
11421 (*muladd[sd]f4, *mulsub[sd]f4): Fix types.
11422 (*cmp[sd]f_cc_fp): Use new f[sd]cmp types.
11423 (fnop, mnop): New patterns.
11424 (UNSPEC_MQLCLRHS, UNSPEC_MQLMTHS, UNSPEC_MQSLLHI, UNSPEC_MQSRAHI):
11426 (mexpdhw, *cond_exec_mexpdhw): Fix destination operands.
11427 (mclracca8): Use ACC_MASK to determine the upper set of accumulator
11429 (mqlclrhs, mqlmths, mqsllhi, mqsrahi): New patterns.
11430 (UNSPEC_SMUL, UNSPEC_UMUL, UNSPEC_SMU, UNSPEC_ADDSS, UNSPEC_SUBSS)
11431 (UNSPEC_SLASS, UNSPEC_SCAN, UNSPEC_INTSS, UNSPEC_SCUTSS)
11432 (UNSPEC_PREFETCH0, UNSPEC_PREFETCH, UNSPEC_IACCreadll)
11433 (UNSPEC_IACCreadl, UNSPEC_IACCsetll, UNSPEC_IACCsetl, UNSPEC_SMASS)
11434 (UNSPEC_SMSSS, UNSPEC_IMUL, IACC0_REG): New constants.
11435 (smul, umul, smass, smsss, smu, addss, subss, slass, scan, scutss)
11436 (frv_prefetch0, frv_prefetch): New patterns.
11437 * config/frv/t-frv (MULTILIB_OPTIONS): Remove -mcpu=frv and
11438 -mcpu=simple. Add -mcpu=fr550.
11439 (MULTILIB_DIRNAMES): Update accordingly.
11440 (MULTILIB_MATCHES): Use the fr400 multilibs for -mcpu=fr405 and
11442 * doc/invoke.texi: Document the new -mcpu={fr550,fr450,fr405},
11443 -mlong-calls and -malign-labels options for FR-V.
11445 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
11448 * c-tree.h (struct c_declspecs): New.
11449 (struct c_declarator, struct c_type_name, struct c_parm): Update
11451 (build_array_declarator, grokfield, shadow_tag, shadow_tag_warned,
11452 start_function, start_decl, build_c_parm,
11453 make_pointer_declarator): Update prototypes.
11454 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
11455 declspecs_add_scspec, declspecs_add_attrs): New.
11456 (split_specs_attrs): Remove.
11457 * c-parse.in (%union): Add dsptype.
11458 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
11459 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
11460 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
11461 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
11462 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
11463 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
11464 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
11465 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea, declspecs_ts,
11466 declspecs_nots, declspecs_ts_nosa, declspecs_nots_nosa,
11467 declspecs_nosc_ts, declspecs_nosc_nots, declspecs_nosc, declspecs,
11468 maybe_type_quals_attrs): Change to dsptype.
11469 (struct c_declspec_stack): New.
11470 (current_declspecs, declspec_stack): Change type.
11471 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): Update to new
11473 (extdefs): Likewise.
11474 (setspecs): Likewise.
11475 (fndef): Use current_declspecs for empty declspecs list.
11476 (declspecs_nosc_nots_nosa_noea, declspecs_nosc_nots_nosa_ea,
11477 declspecs_nosc_nots_sa_noea, declspecs_nosc_nots_sa_ea,
11478 declspecs_nosc_ts_nosa_noea, declspecs_nosc_ts_nosa_ea,
11479 declspecs_nosc_ts_sa_noea, declspecs_nosc_ts_sa_ea,
11480 declspecs_sc_nots_nosa_noea, declspecs_sc_nots_nosa_ea,
11481 declspecs_sc_nots_sa_noea, declspecs_sc_nots_sa_ea,
11482 declspecs_sc_ts_nosa_noea, declspecs_sc_ts_nosa_ea,
11483 declspecs_sc_ts_sa_noea, declspecs_sc_ts_sa_ea): Update to new
11484 structures and helper functions. Update comments.
11485 (typespec_nonattr): Correct comment.
11486 (maybe_type_quals_attrs, typename): Update to new structures.
11487 * c-decl.c (grokdeclarator, build_array_declarator, grokfield,
11488 shadow_tag, shadow_tag_warned, start_function, start_decl,
11489 build_c_parm, make_pointer_declarator,
11490 set_array_declarator_inner, groktypename): Update to new
11492 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
11493 declspecs_add_scspec, declspecs_add_attrs): New.
11494 (split_specs_attrs): Remove.
11495 (shadow_tag_warned): Make warning for useless type names a
11496 pedwarn. Give hard error for long, short, signed, unsigned or
11497 _Complex used with struct, union or enum in empty declaration.
11498 Make found_tag a bool.
11499 (grokdeclarator): Remove checks now done at parse time.
11501 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
11503 * c-tree.h (enum c_declarator_kind, struct c_arg_info, struct
11504 c_declarator, struct c_type_name, struct c_parm): New.
11505 (build_array_declarator, set_array_declarator_inner,
11506 get_parm_info, grokfield, groktypename, grokparm, push_parm_decl,
11507 start_function, start_decl, build_c_parm, build_attrs_declarator,
11508 build_function_declarator, make_pointer_declarator, c_cast_expr,
11509 store_parm_decls_newstyle, c_expr_sizeof_type): Update prototypes.
11510 (build_id_declarator): New.
11511 * c-typeck.c (c_cast_expr, c_expr_sizeof_type): Update to new
11513 * c-decl.c (ARG_INFO_PARMS, ARG_INFO_TAGS, ARG_INFO_TYPES,
11514 ARG_INFO_OTHERS): Remove.
11515 (build_id_declarator): New.
11516 (build_array_declarator, set_array_declarator_inner, groktypename,
11517 start_decl, grokparm, push_parm_decl, grokparms, get_parm_info,
11518 grokfield, start_function, store_parm_decls_newstyle,
11519 store_parm_decls_oldstyle, store_parm_decls,
11520 build_c_parm, build_attrs_declarator, build_function_declarator,
11521 make_pointer_declarator, grokdeclarator): Update to new
11523 * c-parse.in (%union): Add arginfotype, dtrtype, typenametype and
11525 (declarator, notype_declarator, after_type_declarator,
11526 parm_declarator, parm_declarator_starttypename,
11527 parm_declarator_nostarttypename, array_declarator, typename,
11528 absdcl, absdcl1, absdcl1_ea, absdcl1_noea, direct_absdcl1,
11529 absdcl_maybe_attribute, parm, firstparm, parms, parmlist,
11530 parmlist_1, parmlist_2, parmlist_or_identifiers,
11531 parmlist_or_identifiers_1): Use these types.
11532 (primary, after_type_declarator, parm_declarator_starttypename,
11533 notype_declarator, component_decl, component_declarator,
11534 component_notype_declarator, typename, absdcl,
11535 absdcl_maybe_attribute, absdcl1_ea, direct_absdcl1, parmlist_1,
11536 parmlist_2, parmlist_or_identifiers_1): Update to new structures.
11538 2004-09-09 Joseph S. Myers <jsm@polyomino.org.uk>
11540 * c-tree.h (C_DECL_USED, parser_obstack, in_alignof, in_sizeof,
11541 in_typeof, record_maybe_used_decl, pop_maybe_used,
11542 c_expr_sizeof_expr, c_expr_sizeof_type): New.
11543 * c-decl.c (parser_obstack): New.
11544 (c_init_decl_processing): Initialize parser_obstack.
11545 (c_write_global_declarations_1): Check for used but undefined
11547 * c-parse.in (%union): Add otype.
11548 (save_obstack_position): New.
11550 (unary_expr): Update in_sizeof and in_alignof. Use
11551 c_expr_sizeof_expr and c_expr_sizeof_type.
11552 (sizeof): Update in_sizeof.
11553 (alignof): Update in_alignof.
11554 (typeof): Update in_typeof.
11555 (typespec_nonreserved_nonattr): Call pop_maybe_used.
11556 * c-typeck.c (in_alignof, in_sizeof, in_typeof, struct
11557 maybe_used_decl, maybe_used_decls, record_maybe_used_decl,
11558 pop_maybe_used, c_expr_sizeof_expr, c_expr_sizeof_type): New.
11559 (build_external_ref): Set C_DECL_USED or call
11560 record_maybe_used_decl if appropriate.
11561 * toplev.c (check_global_declarations): Check TREE_NO_WARNING.
11563 2004-09-08 Eric Christopher <echristo@redhat.com>
11565 * builtins.c: Fix prototype for fold_builtin_atan.
11567 2004-09-08 Eric Christopher <echristo@redhat.com>
11569 * builtins.c (fold_builtin_strlen, fold_builtin_sqrt, fold_builtin_cbrt,
11570 fold_builtin_pow, fold_builtin_sin, fold_builtin_cos, fold_builtin_tan,
11571 fold_builtin_atan): New functions. Migrate function bodies...
11572 (fold_builtin_1): ... from here.
11574 2004-09-09 Alan Modra <amodra@bigpond.net.au>
11576 * config/rs6000/rs6000.c (rs6000_stack_info): Correct alignment of
11579 2004-09-08 David Edelsohn <edelsohn@gnu.org>
11581 * config/rs6000/power4.md (power4-lmul): du4 feeds iu1.
11582 * config/rs6000/power5.md (power5-lmul): Same.
11584 2004-09-08 Richard Henderson <rth@redhat.com>
11587 * function.c (expand_function_end): Have fall-off-the-end
11588 return path jump around return register setup.
11590 2004-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
11592 * config/sparc/sparc.c (sparc_indent_opcode): New variable.
11593 (output_return): Do not test for the presence of the 'unimp' insn.
11594 Use 'current_function_uses_only_leaf_regs' and 'final_sequence'
11595 as predicates instead of custom ones. Return raw strings when
11597 (output_sibcall): Likewise. Concatenate strings.
11598 (output_ubranch): Remove kludge for TurboSPARC.
11599 (output_cbranch): Remove 'noop' parameter. Do not output 'nop'.
11600 (output_v9branch): Likewise.
11601 (print_operand): Use 'final_sequence' instead of 'dbr_sequence_length'.
11602 <#>: Set sparc_indent_opcode if the delay slot is filled.
11604 <)>: New operand to emit the displacement from the saved PC on return.
11606 * config/sparc/sparc.h (sparc_indent_opcode): Declare it.
11607 (ASM_OUTPUT_OPCODE): New macro.
11608 (PRINT_OPERAND_PUNCT_VALID_P): Remove '^' and add ')'.
11609 * config/sparc/sparc.md (normal_branch, inverted_branch,
11610 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
11611 inverted_fpe_branch): Adjust call to output_cbranch.
11612 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust
11613 call to output_v9branch.
11614 * config/sparc/sparc-protos.h (output_cbranch): Adjust.
11615 (output_v9branch): Likewise.
11617 2004-09-08 Devang Patel <dpatel@apple.com>
11619 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -segaddr,
11620 -segs_read_only_addr and -segs_read_write_addr.
11621 (WORD_SWITCH_TAKES_ARG): Same.
11623 * doc/invoke.texi: Document -segaddr, -segs_read_only_addr and
11624 -segs_read_write_addr.
11626 2004-09-08 Richard Henderson <rth@redhat.com>
11628 * function.c (reference_callee_copied): New.
11629 (assign_parm_setup_reg): Use it.
11630 * calls.c (initialize_argument_information): Likewise.
11631 (emit_library_call_value_1): Likewise.
11632 * function.h (reference_callee_copied): Declare.
11634 * target.h (struct gcc_target): Add callee_copies.
11635 * target-def.h (TARGET_CALLEE_COPIES): New.
11636 (TARGET_PASS_BY_REFERENCE): Update default.
11637 * expr.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
11638 * targhooks.c (hook_callee_copies_named): New.
11639 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Rename from
11640 hook_pass_by_reference_false.
11641 (hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): New.
11642 * targhooks.h: Update decls.
11643 * config/arc/arc.c (TARGET_CALLEE_COPIES): New.
11644 * config/arc/arc.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
11645 * config/frv/frv-protos.h (frv_function_arg_callee_copies): Remove.
11646 * config/frv/frv.c (frv_function_arg_callee_copies): Remove.
11647 * config/frv/frv.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
11648 * config/iq2000/iq2000.c (TARGET_CALLEE_COPIES): New.
11649 * config/iq2000/iq2000.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
11650 * config/m68hc11/m68hc11.c (TARGET_CALLEE_COPIES): New.
11651 * config/m68hc11/m68hc11.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
11652 * config/mips/mips.c (TARGET_CALLEE_COPIES): New.
11653 (mips_callee_copies): New.
11654 * config/mips/mips.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
11655 * config/mmix/mmix.c (TARGET_CALLEE_COPIES): New.
11656 * config/mmix/mmix.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
11657 * config/mn10300/mn10300.c (TARGET_CALLEE_COPIES): New.
11658 * config/mn10300/mn10300.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
11659 * config/pa/pa.c (TARGET_CALLEE_COPIES): New.
11660 * config/pa/pa.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
11661 * config/sh/sh.c (sh_callee_copies): New.
11662 (TARGET_CALLEE_COPIES): New.
11663 * config/sh/sh.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
11664 * config/v850/v850.c (TARGET_CALLEE_COPIES): New.
11665 * config/v850/v850.h (FUNCTION_ARG_CALLEE_COPIES): Remove.
11666 * doc/tm.texi (TARGET_CALLEE_COPIES): Replace documentation
11667 for FUNCTION_ARG_CALLEE_COPIES.
11668 * doc/rtl.texi (CALL_INSN_FUNCTION_USAGE): Update.
11670 2004-09-08 Devang Patel <dpatel@apple.com>
11672 * tree-if-conv.c (find_phi_replacement_condition): Return true
11674 (replace_phi_with_cond_modify_expr): Select conditional expr args
11675 based on true edge basic block.
11677 2004-09-08 Jan Hubicka <jh@suse.cz>
11679 * tree-ssa-operands.c (add_stmt_operand): Use V_MUST_DEF even for
11680 variables being alias set.
11682 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
11684 * final.c (shorten_branches, final, get_insn_template,
11685 output_alternate_entry_point, final_scan_insn, alter_subreg,
11686 alter_cond, output_operand, asm_fprintf, final_forward_branch_p,
11687 leaf_renumber_regs_insn): Use gcc_assert and gcc_unreachable.
11688 * fix-header.c (lookup_std_proto): Likewise.
11689 * flow.c (first_insn_after_basic_block_note, verify_wide_reg,
11690 verify_local_live_at_start, update_life_info, mark_reg,
11691 calculate_global_regs_live, allocate_reg_life_data,
11692 init_propagate_block_info, mark_set_regs, flush_reg_cond_reg_1,
11693 ior_reg_cond, not_reg_cond, and_reg_cond, elim_reg_cond,
11694 attempt_auto_inc, mark_used_reg, mark_used_regs): Likewise.
11695 * fold-const.c (force_fit_type, div_and_round_double,
11696 may_negate_without_overflow_p, int_const_binop, const_binop,
11697 size_binop, size_diffop, fold_convert_const, fold_convert,
11698 invert_tree_comparison, swap_tree_comparison,
11699 comparison_to_compcode, compcode_to_comparison, invert_truthvalue,
11700 range_binop, make_range, fold_cond_expr_with_comparison,
11701 fold_div_compare, fold, fold_checksum_tree, fold_negate_const,
11702 fold_abs_const, fold_not_const, fold_relational_const, round_up,
11703 round_down): Likewise.
11704 * function.c (find_function_data, assign_stack_temp_for_type,
11705 instantiate_virtual_regs_lossage, aggregate_value_p,
11706 assign_parm_find_entry_rtl, assign_parm_setup_block,
11707 expand_function_start, expand_function_end, keep_stack_depressed,
11708 handle_epilogue_set, thread_prologue_and_epilogue_insns): Likewise.
11710 2004-09-08 Daniel Berlin <dberlin@dberlin.org>
11712 * Makefile.in (tree-loop-linear.o): Added.
11713 (OBJS-common): Add tree-loop-linear.o
11714 * common.opt: New flag, ftree-loop-linear.
11715 * timevar.def: New timevar, TV_TREE_LOOP_LINEAR.
11716 * tree-flow.h: Add prototype for linear_transform_loops.
11717 * tree-optimize.c: Add linear transform after vectorization.
11718 * tree-pass.h: Add struct pass_linear_transform.
11719 * tree-ssa-loop.c: Add pass_linear_transform.
11720 * tree-loop-linear.c: New file.
11721 * lambda-code.c: gcc_assertify.
11722 (gcc_loop_to_lambda_loop): Handle all exit tests.
11723 Handle case where we have (invariant >= induction var).
11724 (find_induction_var_from_exit_cond): Ditto.
11726 2004-09-08 Jie Zhang <zhangjie@magima.com.cn>
11728 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): If type
11729 memory tag is call clobbered, so are its aliases.
11730 (group_aliases): When two memory tags being grouped, if one is
11731 call clobbered, so are the other and its aliases.
11732 (add_may_alias): Remove call-clobbering stuff.
11733 (replace_may_alias): Likewise.
11734 (merge_pointed_to_info): Merge pt_global_mem
11736 2004-09-08 Jan Hubicka <jh@suse.cz>
11738 * cgraph.c (cgraph_remove_node): Free DECL_INITIAL field of node.
11739 * cgraphunit.c (verify_cgraph): Don't verify on syntax errors.
11740 (cgraph_expand_function): Remove stale cgraph edges of currently
11741 compiled function; fix non-unit-at-a-time code copying function
11742 node for later reuse.
11744 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
11746 * vec.c (vec_p_reserve, vec_o_reserve): Rename to ...
11747 (vec_gc_p_reserve, vec_gc_o_reserve): ... here. Clone to
11748 (vec_heap_p_reserve, vec_heap_o_reserve): ... here, adjust.
11749 (vec_gc_free, vec_heap_free): New.
11750 * vec.h (DEF_VEC_GC_P, DEF_VEC_MALLOC_P): New.
11751 (DEF_VEC_P): Add allocator argument. Adjust.
11752 (DEF_VEC_GC_O, DEF_VEC_MALLOC_O): New.
11753 (DEF_VEC_O): Add allocator argument. Adjust.
11756 * tree.h (tree): Define a GC'd vector.
11757 * lamba-code.c (lambda_loop): Likewise.
11758 * value-prof.h (histogram_value): Likewise.
11760 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
11762 * emit-rtl.c (immed_double_const): Use gcc_assert and gcc_unreachable.
11763 (gen_rtx_SUBREG, gen_reg_rtx, mark_user_reg, subreg_hard_regno,
11764 gen_lowpart_common, gen_highpart, gen_highpart_mode,
11765 subreg_highpart_offset, operand_subword, operand_subword_force,
11766 mem_expr_equal_p, set_mem_attributes_minus_bitpos,
11767 set_mem_alias_set, change_address_1, verify_rtx_sharing,
11768 copy_most_rtx, set_first_insn, set_last_insn, prev_cc0_setter,
11769 try_split, add_insn_after, add_insn_before, remove_insn,
11770 remove_unnecessary_notes, emit_insn_before, emit_jump_insn_before,
11771 emit_call_insn_before, emit_insn_after, emit_jump_insn_after,
11772 emit_call_insn_after, emit_insn, emit_jump_insn, emit_call_insn,
11773 set_unique_reg_note, emit, push_to_full_sequence, copy_insn_1,
11774 gen_const_vector_0, emit_copy_of_insn_after): Likewise.
11775 * et-forest.c (set_prev, set_next, et_check_occ_sanity,
11776 record_path_before_1, check_path_after_1, check_path_after): Likewise.
11777 * except.c (gen_eh_region, resolve_one_fixup_region,
11778 remove_unreachable_regions, convert_from_eh_region_ranges_1,
11779 add_ehl_entry, duplicate_eh_region_1, build_post_landing_pads,
11780 connect_post_landing_pads, sjlj_emit_function_exit,
11781 remove_exception_handler_label, remove_eh_handler,
11782 reachable_next_level, collect_one_action_chain,
11783 output_function_exception_table): Likewise.
11784 * explow.c (trunc_int_for_mode, copy_to_mode_reg,
11785 optimize_save_area_alloca, allocate_dynamic_stack_space,
11786 probe_stack_range, hard_function_value): Likewise.
11787 * expmed.c (mode_for_extraction, store_bit_field,
11788 store_fixed_bit_field, extract_bit_field, expand_shift,
11789 expand_mult_const, expand_mult, choose_multiplier,
11790 expand_mult_highpart, expand_divmod, emit_store_flag,
11791 do_cmp_and_jump): Likewise.
11792 * expr.c (convert_move, convert_modes, move_by_pieces,
11793 move_by_pieces_ninsns, move_by_pieces_1, emit_block_move,
11794 move_block_from_reg, gen_group_rtx, emit_group_load,
11795 emit_group_move, emit_group_store, use_reg, use_regs,
11796 can_store_by_pieces, store_by_pieces, store_by_pieces_1,
11797 emit_move_insn, emit_move_insn_1, emit_push_insn,
11798 expand_assignment, store_expr, count_type_elements,
11799 store_constructor, store_field, safe_from_p, expand_var,
11800 expand_expr_addr_expr, expand_expr_real_1, do_store_flag): Likewise.
11802 2004-09-08 Nathan Sidwell <nathan@codesourcery.com>
11804 * dbxout.c (dbxout_type, dbxout_type_name, dbxout_symbol): Use
11805 gcc_assert and gcc_unreachable.
11806 * ddg.c (create_ddg_dependence, add_deps_for_def,
11807 add_deps_for_use, create_ddg, add_edge_to_ddg): Likewise.
11808 * df.c (df_ref_unlink, df_ref_record, df_uses_record,
11809 df_reg_def_chain_create, df_reg_use_chain_create, df_analyze,
11810 df_insn_delete, df_refs_reg_replace, df_ref_reg_replace,
11811 df_insns_modify, df_pattern_emit_before, df_bb_reg_live_start_p,
11812 df_bb_reg_live_end_p, df_bb_regs_lives_compare,
11813 df_bb_single_def_use_insn_find, dataflow_set_a_op_b,
11814 dataflow_set_copy, hybrid_search, diagnostic.c,
11815 diagnostic_build_prefix, diagnostic_count_diagnostic): Likewise.
11816 * dojump.c (do_jump): Likewise.
11817 * dominance.c (calc_dfs_tree_nonrec, calc_dfs_tree,
11818 compute_dom_fast_query, calculate_dominance_info,
11819 free_dominance_info, get_immediate_dominator,
11820 set_immediate_dominator, get_dominated_by,
11821 redirect_immediate_dominators, nearest_common_dominator,
11822 dominated_by_p, verify_dominators, recount_dominator,
11823 iterate_fix_dominators, add_to_dominance_info,
11824 delete_from_dominance_info): Likewise.
11825 * dwarf2asm.c (size_of_encoded_value, eh_data_format_name,
11826 dw2_asm_output_delta_uleb128, dw2_asm_output_delta_sleb128,
11827 dw2_force_const_mem, dw2_asm_output_encoded_addr_rtx): Likewise.
11828 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes, reg_save,
11829 initial_return_save, stack_adjust_offset, dwarf2out_stack_adjust,
11830 flush_queued_reg_saves, dwarf2out_frame_debug_expr,
11831 dwarf2out_frame_debug, dw_cfi_oprnd1_desc, output_cfi,
11832 output_call_frame_info, output_loc_operands, build_cfa_loc,
11833 decl_ultimate_origin, AT_flag, AT_int, AT_unsigned, AT_string,
11834 AT_string_form, add_AT_specification, AT_ref, set_AT_ref_external,
11835 AT_loc, AT_loc_list, AT_addr, AT_lbl, add_child_die,
11836 splice_child_die, attr_checksum, same_dw_val_p,
11837 break_out_includes, build_abbrev_table, size_of_die, mark_dies,
11838 unmark_dies, value_format, output_loc_list, output_die,
11839 output_pubnames, output_aranges, base_type_die, is_base_type,
11840 modified_type_die, dbx_reg_number, multiple_reg_loc_descriptor,
11841 mem_loc_descriptor, loc_descriptor, loc_descriptor_from_tree_1,
11842 field_byte_offset, add_data_member_location_attribute,
11843 add_const_value_attribute, rtl_for_decl_location,
11844 add_location_or_const_value_attribute, add_byte_size_attribute,
11845 add_bit_offset_attribute, add_bit_size_attribute,
11846 add_abstract_origin_attribute, pop_decl_scope, scope_die_for,
11847 decl_start_label, gen_formal_parameter_die,
11848 gen_type_die_for_member, gen_subprogram_die, gen_label_die,
11849 gen_typedef_die, gen_type_die, gen_tagged_type_instantiation_die,
11850 force_decl_die, force_type_die, gen_decl_die,
11851 dwarf2out_imported_module_or_decl, prune_unused_types_prune,
11852 dwarf2out_finish): Likewise.
11854 2004-09-08 Andreas Tobler <toa@pop.agri.ch>
11856 * Makefile.in (builtins.o): Depend on tree-mudflap.h.
11857 * builtins.c: Include tree-mudflap.h.
11859 2004-09-08 Uros Bizjak <uros@kss-loka.si>
11861 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
11862 force operand 0.0 into register in XFmode. Also do not force
11863 operand 0.0 into register if !TARGET_CMOVE.
11864 * config/i386/i386.md (*cmpfp_0): Delete. Remove comment.
11865 (*cmpfp_0_sf, cmpfp_0_df, cmpfp_0_xf): New patterns to
11866 implement ftst x87 instruction.
11867 (*fp_jcc_7): New insn pattern. Change corresponding split
11868 pattern to handle "general_operand" instead of
11869 "nonimmediate_operand".
11871 2004-09-08 Ben Elliston <bje@au.ibm.com>
11873 * doc/rtl.texi (Insns): Document NOTE_INSN_FUNCTION_BEG.
11875 2004-09-07 Frank Ch. Eigler <fche@redhat.com>
11877 * builtins.c (std_gimplify_va_arg_expr): Mark INDIRECT_REF nodes
11878 generated from standard va_arg expansion.
11879 * tree-mudflap.c (mx_xform_derefs_1): Omit instrumentation from
11881 (mf_varname_tree, mf_file_function_line_tree): Add some support
11882 for column numbers if compiled with USE_MAPPED_LOCATION.
11884 2004-09-07 Ziemowit Laski <zlaski@apple.com>
11886 * c-decl.c (groktypename_in_parm_context): Remove function.
11887 * c-tree.h (groktypename_in_parm_context): Remove prototype.
11889 2004-09-07 Ziemowit Laski <zlaski@apple.com>
11891 * Makefile.in (c-parse.o): Depend on $(C_COMMON_H).
11892 * c-parse.in: Include c-common.h instead of objc-act.h.
11893 (ivar_decl_list, ivar_decls, ivar_decl, ivars, ivar_declarator,
11894 myparms, myparm): Remove %type declarations.
11895 (methodtype, optparms, OBJC_TYPE_QUAL, objc_quals, objc_qual,
11896 objc_typename, objc_try_catch_stmt, optellipsis): Add %type
11898 (objc_inherit_code, objc_public_flag): Remove.
11899 (typespec_nonreserved_nonattr): Call
11900 objc_get_protocol_qualified_type() instead of get_static_reference()
11901 and get_protocol_reference().
11902 (stmt_nocomp): Call grokparm() on @catch parameter.
11903 (objcdef): Move semantic action to objc_finish_implementation().
11904 (classdef): Move semantic action to objc_start_class_interface(),
11905 objc_continue_interface(), objc_finish_interface(),
11906 objc_start_class_implementation(), objc_continue_implementation(),
11907 objc_start_category_interface() and
11908 objc_start_category_implementation().
11909 (protocoldef): Move semantic actions to objc_start_protocol() and
11910 objc_finish_interface().
11911 (ivar_decl_list): Remove nonterminal.
11912 (visibility_spec): Move semantic actions to objc_set_visibility().
11913 (ivar_decls): Remove assignment to $$.
11914 (ivar_decl): Rephrase in terms of component_decl; call
11915 objc_add_instance_variable().
11916 (ivars, ivar_declarator): Remove nonterminals.
11917 (opt_semi): New nonterminal.
11918 (methodtype): Remove semantic actions.
11919 (methoddef): Move semantic actions to objc_set_method_type(),
11920 objc_start_method_definition() and objc_finish_method_definition().
11921 (methodproto): Move semantic actions to objc_set_method_type() and
11922 objc_add_method_declaration().
11923 (methoddecl): Use objc_typename instead of typename; move semantic
11924 actions to objc_build_method_signature().
11925 (optarglist, myxdecls, mydecl, myparms, myparm): Remove nonterminals.
11926 (optparmlist): Express in terms of optparms and optellipsis.
11927 (optparms, optellipsis, objc_qual, objc_quals, objc_typename): New
11929 (keyworddecl): Use objc_typename instead of typename.
11930 (rid_to_yy): Mark RID_IN, RID_OUT, RID_INOUT, RID_BYCOPY, RID_BYREF
11931 and RID_ONEWAY as returning OBJC_TYPE_QUAL to yyparse().
11933 2004-09-08 Alan Modra <amodra@bigpond.net.au>
11935 * doc/tm.texi (MD_UNWIND_SUPPORT): Document.
11936 (MD_FALLBACK_FRAME_STATE_FOR): Update.
11937 * unwind-dw2.c (MD_UNWIND_SUPPORT): #include if defined.
11938 (uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
11939 (MD_FROB_UPDATE_CONTEXT): Remove default.
11940 (uw_update_context_1): Instead #ifdef invocation.
11941 * config/ia64/unwind-ia64.c (MD_UNWIND_SUPPORT): #include if defined.
11942 (uw_frame_state_for): Adjust MD_FALLBACK_FRAME_STATE_FOR invocation.
11943 * config/alpha/gnu.h (MD_FALLBACK_FRAME_STATE_FOR): Don't undef.
11944 (MD_UNWIND_SUPPORT): Undefine this instead.
11945 * config/i386/gnu.h: Likewise.
11946 * config/alpha/linux-unwind.h: New file, macro converted to
11947 function, extracted from..
11948 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): ..this.
11949 (MD_UNWIND_SUPPORT): Define.
11950 * config/alpha/vms-unwind.h, config/alpha/vms.h: Likewise.
11951 * config/i386/linux-unwind.h, config/i386/linux.h,
11952 config/i386/linux64.h: Likewise.
11953 * config/ia64/linux-unwind.h, config/ia64/linux.h: Likewise.
11954 MD_HANDLE_UNWABI too.
11955 * config/mips/linux-unwind.h, config/mips/linux.h: Likewise.
11956 * config/pa/linux-unwind.h, config/pa/pa32-linux.h: Likewise.
11957 * config/rs6000/darwin-unwind.h, config/rs6000/darwin.h: Likewise.
11958 * config/s390/linux-unwind.h, config/s390/linux.h: Likewise.
11959 * config/sparc/linux-unwind.h, config/sparc/linux.h,
11960 config/sparc/linux64.h: Likewise.
11961 * config/sh/linux-unwind.h, config/sh/linux.h: Likewise, but merge
11962 SH_FALLBACK_FRAME_FLOAT_STATE into sh_fallback_frame_state.
11963 * config/rs6000/linux-unwind.h, config/rs6000/linux.h,
11964 config/rs6000/linux64.h: Likewise. Split out get_sigcontext
11965 function. Use ARG_POINTER_REGNUM for 32-bit temp reg too.
11967 2004-09-07 Jan Hubicka <jh@suse.cz>
11969 * cse.c (fold_rtx): Avoid building of
11970 (CONST (MINUS (CONST_INT) (SYMBOL_REF)))
11972 * tree-ssa-pre.c (grand_bitmap_obstack): New.
11973 (value_insert_into_set_bitmap, bitmap_set_new): Use the obstack.
11974 (init_pre): Initialize obstack.
11975 (fini_pre): Free obstack.
11977 2004-09-07 David Daney <ddaney@avtrex.com>
11979 * config.gcc: Added support for --with-divide=[breaks|traps] for
11981 * config/mips/mips.h (MASK_DIVIDE_BREAKS): New target_flags bit.
11982 (TARGET_DIVIDE_TRAPS): New macro.
11983 (TARGET_SWITCHES): Added -mdivide-traps and -mdivide-breaks.
11984 (OPTION_DEFAULT_SPECS): Added --with-divide= support.
11985 * config/mips/mips.c (mips_idiv_insns): Generate proper count on
11986 GENERATE_DIVIDE_TRAPS.
11987 (mips_output_division): Emit conditional trap if
11988 GENERATE_DIVIDE_TRAPS is set.
11989 * doc/install.texi: Document --with-divide.
11990 * doc/invoke.texi: Document -mdivide-traps and -mdivide-breaks.
11992 2004-09-07 Caroline Tice <ctice@apple.com>
11994 * cfgrtl.c (rtl_verify_flow_info_1): Add new edge flag,
11995 EDGE_CROSSING, to flags test case.
11997 2004-09-07 Jan Hubicka <jh@suse.cz>
11999 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Deal with '<'
12002 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
12004 * cfganal.c (flow_depth_first_order_compute, dfs_enumerate_from,
12005 cfgbuild.c, inside_basic_block_p, control_flow_insn_p,
12006 make_label_edge, make_edges, find_basic_blocks_1): Use gcc_assert
12007 or gcc_unreachable.
12008 * cfg.c (clear_edges, initialize_bb_rbi, compact_blocks,
12009 remove_edge, alloc_aux_for_blocks, free_aux_for_blocks,
12010 alloc_aux_for_edges, free_aux_for_edges): Likewise.
12011 * cfgcleanup.c (try_forward_edges,
12012 merge_blocks_move_predecessor_nojumps,
12013 merge_blocks_move_successor_nojumps): Likewise.
12014 * cfgexpand.c (expand_gimple_cond_expr,
12015 expand_gimple_tailcall): Likewise.
12016 * cfghooks.c (duplicate_block): Likewise.
12017 * cfglayout.c (record_effective_endpoints,
12018 insn_locators_initialize, change_scope, fixup_reorder_chain,
12019 verify_insn_chain, fixup_fallthru_exit_predecessor,
12020 duplicate_insn_chain, cfg_layout_finalize): Likewise.
12021 * cfgloopanal.c (check_irred): Likewise.
12022 * cfgloop.c (superloop_at_depth, flow_loops_free,
12023 flow_loop_entry_edges_find, flow_loops_find,
12024 flow_loop_outside_edge_p, get_loop_body,
12025 get_loop_body_in_dom_order, get_loop_body_in_bfs_order,
12026 get_loop_exit_edges, num_loop_branches, cancel_loop,
12027 verify_loop_structure): Likewise.
12028 cfgloopmanip.c (find_path, remove_path, loop_delete_branch_edge,
12029 duplicate_loop_to_header_edge, create_preheader,
12030 create_loop_notes): Likewise.
12031 * cfgrtl.c (delete_insn, try_redirect_by_replacing_jump,
12032 edirect_branch_edge, force_nonfallthru_and_redirect,
12033 rtl_split_edge, insert_insn_on_edge, commit_one_edge_insertion,
12034 commit_edge_insertions, commit_edge_insertions_watch_calls,
12035 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
12036 cfg_layout_redirect_edge_and_branch_force,
12037 cfg_layout_merge_blocks, rtl_flow_call_edges_add): Likewise.
12038 * cgraph.c (cgraph_node, cgraph_create_edge, cgraph_remove_edge,
12039 cgraph_redirect_edge_callee, cgraph_global_info, cgraph_rtl_info,
12040 cgraph_varpool_node): Likewise.
12041 * cgraphunit.c (cgraph_finalize_function,
12042 cgraph_finalize_compilation_unit, cgraph_mark_functions_to_output,
12043 cgraph_expand_function, cgraph_remove_unreachable_nodes,
12044 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
12045 cgraph_mark_inline, cgraph_expand_all_functions,
12046 cgraph_build_static_cdtor): Likewise.
12047 * combine.c (do_SUBST, try_combine, subst, combine_simplify_rtx,
12048 simplify_logical, distribute_notes, insn_cuid): Likewise.
12049 * conflict.c (conflict_graph_add, print_conflict): Likewise.
12050 * coverage.c (rtl_coverage_counter_ref, tree_coverage_counter_ref,
12051 coverage_checksum_string): Likewise.
12052 * cse.c (make_new_qty, make_regs_eqv, insert, invalidate,
12053 hash_rtx, exp_equiv_p, cse_basic_block, count_reg_usage,
12054 cse_cc_succs, cse_condition_code_reg): Likewise.
12055 * cselib.c (entry_and_rtx_equal_p, remove_useless_values,
12056 rtx_equal_for_cselib_p, wrap_constant, cselib_hash_rtx,
12057 new_cselib_val, cselib_subst_to_values, cselib_invalidate_regno,
12058 cselib_record_set): Likewise.
12060 2004-09-07 Jan Hubicka <jh@suse.cz>
12062 * tree-ssa-loop-ivopts.c (iv_value): Avoid invalid sharing on niter.
12064 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
12066 * builtins.c (fold_builtin_strchr): Use build_int_cst, not
12068 (fold_builtin_strpbrk): Likewise.
12069 * expr.c (array_ref_low_bound): Likewise.
12070 * tree-scalar-evolution.c (chrec_is_positive, add_to_evolution_1,
12071 interpret_rhs_modify_expr, number_of_iterations_in_loop): Likewise.
12072 * tree-sra.c (generate_element_zero): Likewise.
12073 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
12074 * tree-ssa-loop-ivopts.c (determine_biv_step, idx_find_step,
12075 add_old_iv_candidates, add_iv_candidates): Likewise.
12076 * tree-tailcall.c (tree_optimize_tail_calls_1): Likewise.
12078 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
12080 * c-aux-info.c (gen_type): Use gcc_assert or gcc_unreachable.
12081 * c-common.c (c_type_hash, c_common_nodes_and_builtins,
12082 c_expand_expr, boolean_increment, nonnull_check_p,
12083 check_function_arguments_recurse, fold_offsetof_1): Likewise.
12084 * c-cppbuiltin.c (define__GNUC__, builtin_define_stdint_macros,
12085 builtin_define_type_max): Likewise.
12086 * c-decl.c (bind, pop_scope, merge_decls, pushdecl_top_level,
12087 implicit_decl_warning, builtin_function, build_compound_literal,
12088 complete_array_type, grokdeclarator, get_parm_info,
12089 start_function, store_parm_decls_oldstyle,
12090 c_write_global_declarations): Likewise.
12091 * c-format.c (get_constant, decode_format_attr,
12092 maybe_read_dollar_number, get_flag_spec, check_format_arg,
12093 check_format_types, format_type_warning,
12094 find_char_info_specifier_index, init_dynamic_asm_fprintf_info,
12095 init_dynamic_diag_info, handle_format_attribute): Likewise.
12096 * c-gimplify.c (push_context, pop_context, finish_bc_block):
12097 * c-lex.c (c_lex_with_flags, lex_string): Likewise.
12098 * c-objc-common.c (c_tree_printer): Likewise.
12099 * c-pch.c (pch_init): Likewise.
12100 * c-pragma.c (maybe_apply_pragma_weak): Likewise.
12101 * c-pretty-print.c (pp_c_tree_decl_identifier): Likewise.
12102 * c-typeck.c (c_incomplete_type_error, composite_type,
12103 common_pointer_type, common_type, same_translation_unit_p,
12104 tagged_types_tu_compatible_p, finish_init, pop_init_level,
12105 set_designator, set_nonincremental_init_from_string,
12106 process_init_element, c_finish_if_stmt): Likewise.
12107 * caller-save.c (init_caller_save, save_call_clobbered_regs,
12108 insert_restore, insert_save, insert_one_insn): Likewise.
12109 * calls.c (emit_call_1, compute_argument_block_size,
12110 precompute_arguments, expand_call, emit_library_call_value_1,
12111 store_one_arg): Likewise.
12113 2004-09-07 Nathan Sidwell <nathan@codesourcery.com>
12115 * configure.ac (enable-checking): Add release option. Reorganize
12116 to avoid repetition.
12117 * configure: Rebuilt.
12118 * doc/install.texi (enable-checking): Amend documentation.
12120 2004-09-06 H.J. Lu <hongjiu.lu@intel.com>
12123 * Makefile.in (specs.ready): Depend on cc1$(exeext).
12125 2004-09-06 James E Wilson <wilson@specifixinc.com>
12127 * config/mips/mips.md (movsf_hardfloat, movdf_hardfloat_64bit,
12128 movdf_hardfloat_32bit): Split fG into two alternatives.
12129 (movv2sf_hardfloat_64bit): Split fYG into two alternatives.
12131 * emit-rtl.c (try_split): Check INSN_P before may_trap_p call.
12133 2004-09-06 Eric Botcazou <ebotcazou@libertysurf.fr>
12135 * final.c (output_in_slot): Delete.
12136 (final_scan_insn): Revert 2004-09-03 change.
12137 (output_asm_insn): Likewise.
12138 * config/sparc/sparc.c (output_return): Likewise.
12139 (output_sibcall): Likewise.
12141 2004-09-06 Jan Hubicka <jh@suse.cz>
12143 * loop.c (loop_dump_aux): Do not print RTL when not available.
12144 * tree-ssa-loop-ivopts.c (add_standard_iv_candidates): Do not use
12145 frontend specific type nodes.
12146 (produce_memory_decl_rtl): Break out from ...
12147 (prepare_decl_rtl): ... here. Handle ADDR_EXPR correctly.
12148 (get_computation_at): Avoid random tree sharing.
12149 (tree_ssa_iv_optimize): Verify tree sharing; dump loops.
12151 2004-09-06 Zack Weinberg <zack@codesourcery.com>
12153 * Makefile.in (rtl.o, bitmap.o): Correct dependencies, remove
12154 unnecessary commands.
12156 2004-09-06 Mohan Embar <gnustuff@thisiscool.com>
12158 * Makefile.in (rtl.o): Remove -DGENERATOR_FILE.
12159 (bitmap.o): Likewise.
12161 2004-09-06 Paolo Bonzini <bonzini@gnu.org>
12163 Unify the management of RTL and tree-level dump files.
12165 * cfgexpand.c (tree_expand_cfg): Fix incorrect comment.
12166 Don't print function name to the dump file, the pass manager
12167 would do this for us. Add code from the top of
12168 rest_of_compilation, up to the initial RTL dump.
12169 * passes.c (rest_of_handle_jump): Call fixup_tail_calls and
12170 close the DFI_sibling dump file.
12171 (rest_of_compilation): Don't do that here. Remove code up to the
12173 (init_optimization_passes): Remove.
12174 (pass_rest_of_compilation): Change pass name to NULL.
12175 * toplev.c (lang_dependent_init): Do not use an empty dump file prefix.
12176 Do not call init_optimization_passes.
12177 * toplev.h (init_optimization_passes): Remove.
12179 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
12180 finish_graph_dump_file): Remove SUFFIX parameter.
12181 * graph.h (print_rtl_graph_with_bb, clean_graph_dump_file,
12182 finish_graph_dump_file): Likewise.
12184 * tree-pass.h (struct tree_opt_pass): Add `letter' field.
12185 * cfgexpand.c (pass_expand): Adjust.
12186 * gimple-low.c (pass_lower_cf, pass_remove_useless_vars): Adjust.
12187 * passes.c (pass_rest_of_compilation): Adjust.
12188 * predict.c (pass_profile): Adjust.
12189 * tree-alias-common.c (pass_build_pta, pass_del_pta): Adjust.
12190 * tree-cfg.c (pass_build_cfg, pass_remove_useless_stmts,
12191 pass_split_crit_edges, pass_warn_function_return): Adjust.
12192 * tree-complex.c (pass_lower_vector_ssa, pass_pre_expand): Adjust.
12193 * tree-dfa.c (pass_referenced_vars): Adjust.
12194 * tree-eh.c (pass_lower_eh): Adjust.
12195 * tree-if-conv.c (pass_build_ssa): Adjust.
12196 * tree-into-ssa.c (pass_build_ssa): Adjust.
12197 * tree-mudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
12198 * tree-nomudflap.c (pass_mudflap_1, pass_mudflap_2): Adjust.
12199 * tree-nrv.c (pass_nrv): Adjust.
12200 * tree-optimize.c (pass_gimple, pass_all_optimizations,
12201 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
12202 pass_init_datastructures): Adjust.
12203 * tree-outof-ssa.c (pass_del_ssa): Adjust.
12204 * tree-profile.c (pass_tree_profile): Adjust.
12205 * tree-sra.c (pass_sra): Adjust.
12206 * tree-ssa-alias.c (pass_may_alias): Adjust.
12207 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Adjust.
12208 * tree-ssa-copyrename.c (pass_rename_ssa_copies): Adjust.
12209 * tree-ssa-dce.c (pass_dce, pass_cd_dce): Adjust.
12210 * tree-ssa-dom.c (pass_dominator): Adjust.
12211 * tree-ssa-dse.c (pass_dse): Adjust.
12212 * tree-ssa-forwprop.c (pass_forwprop): Adjust.
12213 * tree-ssa-if-conv.c (pass_if_conversion): Adjust.
12214 * tree-ssa-loop-ch.c (pass_ch): Adjust.
12215 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_lim,
12216 pass_loop_done, pass_complete_unroll, pass_iv_canon,
12217 pass_iv_optimize, pass_vectorize): Adjust.
12218 * tree-ssa-phiopt.c (pass_phiopt): Adjust.
12219 * tree-ssa-pre.c (pass_pre, pass_fre): Adjust.
12220 * tree-ssa.c (pass_redundant_phi, pass_early_warn_uninitialized,
12221 pass_late_warn_uninnitialized): Adjust.
12222 * tree-tailcall.c (pass_tail_recursion, pass_tail_calls): Adjust.
12224 * Makefile.in (tree-dump.o): Add new dependencies.
12225 * cgraph.c (cgraph_remove_node): TDF_all -> TDF_tree_all.
12226 * cgraphunit.c (cgraph_preserve_function_body_p, cgraph_optimize):
12228 * toplev.c (dump_file_name): New.
12229 * tree-dump.c (dump_enable_all): Add LETTER parameter.
12230 (struct dump_file_info): Add NUM and LETTER fields.
12231 (dump_files): Adjust and add RTL dump files.
12232 (dump_register): Add NUM and LETTER fields.
12233 (get_dump_file_name, dump_initialized_p, enable_rtl_dump_file): New.
12234 (dump_begin): Use get_dump_file_name.
12235 (dump_switch_p_1): Adjust call to dump_enable_all.
12236 * tree-dump.h (dump_register): Adjust prototype.
12237 * tree-optimize.c (register_one_dump_file): Take dump file index.
12238 Support flags for RTL dumps.
12239 (register_dump_files): Fill in NUM field of struct dump_file_info.
12240 Track properties both when the gate is executed and when it is not.
12241 (execute_todo): Dump RTL. Add PROPERTIES parameter.
12242 (execute_one_pass): Pass properties to execute_todo. Handle VCG
12244 * tree-pass.h (dump_file_name): New.
12245 * tree.h (TDF_TREE, TDF_RTL, get_dump_file_name, dump_initialized_p):
12248 * Makefile.in (passes.o): Add new dependencies.
12249 * passes.c (struct dump_file_info, enum dump_file_index,
12250 dump_file_tbl, init_optimization_passes): Remove.
12251 (open_dump_file, close_dump_file): Use tree-dumping infrastructure.
12252 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc): Use
12254 (finish_optimization_passes): Update finish_graph_dump_file loop.
12255 (enable_rtl_dump_file): Remove.
12256 * tree-dump.c (dump_files): Adjust and add RTL dump files.
12257 (enable_rtl_dump_file): Add here.
12258 * tree.h (enum tree_dump_index): Add RTL dump file indices.
12259 * doc/invoke.texi (Debugging options): Document new RTL debugging
12262 2004-09-05 Kazu Hirata <kazu@cs.umass.edu>
12264 * c-common.c, c-decl.c, combine.c, defaults.h, fold-const.c,
12265 gimplify.c, gthr-nks.h, hooks.c, lambda-code.c, lambda-mat.c,
12266 stor-layout.c, target.h, tree-cfg.c, tree-chrec.c,
12267 tree-if-conv.c, tree-inline.c, tree-into-ssa.c,
12268 tree-mudflap.c, tree-optimize.c, tree-scalar-evolution.c,
12269 tree-ssa-alias.c, tree-ssa-ccp.c, tree-ssa-dce.c,
12270 tree-ssa-pre.c, tree-vectorizer.c, tree-vectorizer.h, tree.h,
12271 vec.h: Fix comment formatting.
12273 2004-09-05 Kazu Hirata <kazu@cs.umass.edu>
12275 * c-common.c, cfgexpand.c, cgraphunit.c, defaults.h,
12276 et-forest.c, expr.c, gimplify.c, global.c, gthr-lynx.h,
12277 hard-reg-set.h, modulo-sched.c, optabs.c, postreload-gcse.c,
12278 tree-data-ref.c, tree-flow.h, tree-if-conv.c, tree-inline.c,
12279 tree-sra.c, tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
12280 tree-ssa-loop-niter.c, tree-ssa-operands.c,
12281 tree-ssa-operands.h, tree-ssa-propagate.c,
12282 tree-ssa-propagate.h, tree-ssa-threadupdate.c, value-prof.c,
12283 vec.c, vec.h: Fix comment typos. Follow spelling conventions.
12285 2004-09-05 Diego Novillo <dnovillo@redhat.com>
12287 * tree-if-conv.c (gate_tree_if_conversion): Enable only if the
12288 vectorizer is enabled.
12290 2004-09-05 Andreas Jaeger <aj@suse.de>
12292 * tree-if-conv.c: Spell check comments and clean up whitespace.
12294 2004-09-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
12296 * tree-ssa-loop-ivopts.c: New file.
12297 * Makefile.in (tree-ssa-loop-ivopts.c): Add.
12298 * cfgloop.h (target_avail_regs, target_res_regs, target_small_cost,
12299 target_pres_cost, target_spill_cost): Declare.
12300 * cfgloopanal.c (avail_regs, res_regs, small_cost, pres_cost,
12301 spill_cost): Renamed to ...
12302 (target_avail_regs, target_res_regs, target_small_cost,
12303 target_pres_cost, target_spill_cost): ... and exported.
12304 (init_set_costs, global_cost_for_size): Work with renamed variables.
12305 * common.opt (flag_ivopts): New flag.
12306 * expr.c (expand_expr_real_1): Handle SSA_NAME case. Handle
12308 * gimplify.c (struct gimplify_ctx): Add into_ssa field.
12309 (internal_get_tmp_var, gimplify_modify_expr, gimplify_expr): Support
12310 generating SSA form.
12311 (force_gimple_operand): New function.
12312 * timevar.def (TV_TREE_LOOP_IVOPTS): New timevar.
12313 * tree-cfg.c (stmt_bsi): New function.
12314 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
12315 PARAM_IV_MAX_CONSIDERED_USES): New.
12316 * tree-flow.h (stmt_bsi, tree_ssa_iv_optimize, split_loop_exit_edge,
12317 bsi_insert_on_edge_immediate_loop. standard_iv_increment_position,
12318 ip_end_pos, ip_normal_pos, force_gimple_operand): Declare.
12319 * tree-gimple.c (is_gimple_formal_tmp_var): Accept ssa names.
12320 * tree-nested.c (build_addr): Export.
12321 * tree-optimize.c (init_tree_optimization_passes): Add
12323 * tree-pass.h (pass_iv_optimize): Declare.
12324 * tree-ssa-loop-im.c (for_each_index): Handle REALPART_EXPR and
12326 * tree-ssa-loop-manip.c (create_iv): Force the base to be acceptable
12327 as a phi node argument.
12328 (split_loop_exit_edge, bsi_insert_on_edge_immediate_loop,
12329 ip_end_pos, ip_normal_pos, standard_iv_increment_position): New
12331 * tree-ssa-loop-niter.c (zero_p, unsigned_type_for): Export.
12332 * tree-ssa-loop.c (tree_ssa_loop_ivopts, gate_tree_ssa_loop_ivopts,
12333 pass_iv_optimize): New pass.
12334 * tree-ssa-operands.c (get_indirect_ref_operands): Handle REF_ORIGINAL.
12335 * tree-ssanames.c (release_ssa_name): Allow calling with var = NULL.
12336 * tree.c (build_int_cst_type, cst_and_fits_in_hwi): New functions.
12337 * tree.h (REF_ORIGINAL): New macro.
12338 (build_int_cst_type, unsigned_type_for, zero_p,
12339 cst_and_fits_in_hwi, build_addr): Declare.
12340 * doc/invoke.texi (-fivopts): Document.
12341 (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND,
12342 PARAM_IV_MAX_CONSIDERED_USES): Document.
12343 * doc/passes.texi: Document induction variable optimizations pass.
12345 2004-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12347 * builtin-attrs.def (ATTR_NOTHROW_SENTINEL_1): New.
12348 * builtins.def (BUILT_IN_EXECLE): Set ATTR_NOTHROW_SENTINEL_1.
12349 * c-common.c (c_common_attribute_table): Accept parameters to
12350 sentinel attribute.
12351 (check_function_sentinel, handle_sentinel_attribute): Likewise.
12352 * doc/extend.texi: Update accordingly.
12354 2004-09-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12356 * builtin-attrs.def (ATTR_SENTINEL, ATTR_SENTINEL_NOTHROW_LIST):
12358 * builtins.def (BUILT_IN_EXECL, BUILT_IN_EXECLP): Add `sentinel'
12360 * c-common.c (handle_sentinel_attribute, check_function_sentinel):
12362 (c_common_attribute_table): Add `sentinel' attribute.
12363 (check_function_arguments): Handle `sentinel' attribute.
12364 * doc/extend.texi: Document `sentinel' attribute.
12366 2004-09-04 H.J. Lu <hongjiu.lu@intel.com>
12368 * configure: Regenerated.
12370 2004-09-04 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12372 * gimplify.c (internal_get_tmp_var): Remove unused var CLASS.
12374 * tree.c (save_expr): No longer TREE_READONLY.
12376 2004-09-04 Jan Hubicka <jh@suse.cz>
12378 * passes.c (rest_of_clean_state): Fix merge conflict made during
12379 commiting the patch.
12381 2004-09-04 Jan Hubicka <jh@suse.cz>
12383 * passes.c (rest_of_clean_state): Decompose the instruction stream.
12385 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
12387 * doc/md.texi (shift patterns): New anchor. Add reference to
12388 TARGET_SHIFT_TRUNCATION_MASK.
12389 * doc/tm.texi (TARGET_SHIFT_TRUNCATION_MASK): Document.
12390 * target.h (shift_truncation_mask): New target hook.
12391 * targhook.h (default_shift_truncation_mask): Declare.
12392 * targhook.c (default_shift_truncation_mask): Define.
12393 * target-def.h (TARGET_SHIFT_TRUNCATION_MASK): Define.
12394 (TARGET_INITIALIZER): Include it.
12395 * simplify-rtx.c (simplify_binary_operation): Combine ASHIFT, ASHIFTRT
12396 and LSHIFTRT cases. Truncate arg1 if SHIFT_COUNT_TRUNCATED, otherwise
12397 reject all out-of-range values. Fix sign-extension code for modes
12398 whose width is smaller than HOST_BITS_PER_WIDE_INT.
12399 * optabs.c (simplify_expand_binop, force_expand_binop): New functions.
12400 (expand_superword_shift, expand_subword_shift): Likewise.
12401 (expand_doubleword_shift_condmove, expand_doubleword_shift): Likewise.
12402 (expand_binop): Use them to implement double-word shifts.
12403 * config/arm/arm.c (arm_shift_truncation_mask): New function.
12404 (TARGET_SHIFT_TRUNCATION_MASK): Define.
12406 2004-09-04 Jan Hubicka <jh@suse.cz>
12408 * tree.c (iterate_hash_expr): Optimize, avoid use of iterative_hash_object.
12409 (mix): New macro copied from hashtab.c
12410 (iterative_hash_hashval_t, iterative_hash_pointer,
12411 iterative_hash_host_wide_int): New functions based on hashtab.c
12414 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
12416 * config/mips/mips.md (mask): New mode attribute.
12417 (zero_extendsidi2): Add memory alternative.
12418 (*zero_extendsidi2_mem): Delete.
12419 (zero_extend[qh]i[sd]i2): Redefine using :GPR and :SHORT. Use
12420 memory_operand in the TARGET_MIPS16 check.
12421 (*zero_extend[qh]i[sd]i2{,_mips16}): Name previously unnamed patterns.
12422 Redefine using :GPR and :SHORT.
12423 (zero_extendqihi2): Use memory_operand in the TARGET_MIPS16 check.
12425 2004-09-04 Uros Bizjak <uros@kss-loka.si>
12427 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_RINT{,F,L}
12429 (expand_builtin): Expand BUILT_IN_RINT{,F,L} using
12430 expand_builtin_mathfn.
12431 * genopinit.c (optabs): Rename trunc_optab to btrunc_optab. Use
12432 btrunc?f patterns for btrunc_optab. Implement rint_optab using
12434 * optabs.c (init_optabs): Initialize rint_optab.
12435 * optabs.h (enum optab_index): Rename OTI_trunc to OTI_btrunc.
12437 (btrunc_optab): Rename macro from trunc_optab.
12438 (rint_optab): Define corresponding macro.
12440 * reg-stack.c (subst_stack_regs_pat): Handle UNSPEC_FRNDINT_FLOOR,
12441 UNSPEC_FRNDINT_CEIL, UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM.
12443 * config/i386/i386-protos.h (emit_i387_cw_initialization):
12444 Change prototype. Add new int parameter.
12445 * config/i386/i386.c (emit_i387_cw_initialization):
12446 Handle new rounding modes.
12448 * config/i386/i386.h (enum fp_cw_mode): Delete.
12449 (MODE_NEEDED): Handle new rounding modes.
12450 (EMIT_MODE_SET): Change condition to handle new rounding modes.
12452 * config/i386/i386.md (UNSPEC_FRNDINT_FLOOR, UNSPEC_FRNDINT_CEIL,
12453 UNSPEC_FRNDINT_TRUNC, UNSPEC_FRNDINT_MASK_PM): New unspecs to
12454 represent different rounding modes of frndint insn.
12455 (type): Add frndint type.
12456 (i387, length, memory): Handle this type.
12457 (i387_cw): New attribute definition.
12458 (*fix_truncdi_1, fix_truncdi_nomemory, fix_truncdi_memory,
12459 *fix_truncsi_1, fix_truncsi_nomemory, fix_truncsi_memory,
12460 *fix_trunchi_1, fix_trunchi_nomemory, fix_trunchi_memory):
12461 Add "i387_cw" attribute defined to "trunc".
12462 (x86_fnstcw_1): Remove comment.
12463 (*frndintxf2): Rename insn definition to frndintxf2. Move
12464 insn definition near rint?f2 expanders.
12465 (rintdf2, rintsf2, rintxf2): New expanders to implement rint,
12466 rintf and rintl built-ins as inline x87 intrinsics.
12467 (frndintxf2_floor): New pattern to implement floor rounding
12468 mode with frndint x87 instruction.
12469 (floordf2, floorsf2, floorxf2): New expanders to implement floor,
12470 floorf and floorl built-ins as inline x87 intrinsics.
12471 (frndintxf2_ceil): New pattern to implement ceil rounding
12472 mode with frndint x87 instruction.
12473 (ceildf2, ceilsf2, ceilxf2): New expanders to implement ceil,
12474 ceilf and ceill built-ins as inline x87 intrinsics.
12475 (frndintxf2_trunc): New pattern to implement trunc rounding
12476 mode with frndint x87 instruction.
12477 (btruncdf2, btruncsf2, btruncxf2): New expanders to implement trunc,
12478 truncf and truncl built-ins as inline x87 intrinsics.
12479 (frndintxf2_mask_pm): New pattern to implement rounding
12480 mode with exceptions with frndint x87 instruction.
12481 (nearbyintdf2, nearbyintsf2, nearbyintxf2): New expanders to
12482 implement nearbyint, nearbyintf and nearbyintl built-ins as
12483 inline x87 intrinsics.
12485 2004-09-04 Richard Sandiford <rsandifo@redhat.com>
12487 * config/mips/mips.md (SHORT): New mode macro.
12488 (size): New mode attribute.
12489 (extend[qh]i[sd]i2): Redefine using :GPR and :SHORT.
12490 (*extend[qh]i[sd]i2): New define_insn_and_split, combining previous
12491 *extend[qh]i[sd]i2 and *extend[qh]i[sd]i2_mem patterns. Use only if
12493 (*extend[qh]i[sd]i2_se[bh]): New pattern, combining previous
12494 *extend[qh]isi2_hw patterns and extending them to di.
12495 (extendqihi2): Implement as define_insn_and_split that produces
12496 extendqisi2 after reload.
12498 2004-09-03 Devang Patel <dpatel@apple.com>
12500 * Makefile.in (OBJS-common): Add tree-if-conv.o
12501 (tree-if-conv.o): New rule.
12502 * cfgloop.c (flow_loop_exit_edges_find): Set EDGE_LOOP_EXIT flag.
12503 (get_loop_body_in_bfs_order): New.
12504 * cfgloop.h (get_loop_body_in_bfs_order): New.
12505 * tree-flow.h (enum move_pos): Move here from ..
12506 * tree-ssa-loop-im.c (enum move_pos): here.
12507 (movement_possibility): Make externally visible.
12508 * tree-optimize.c (init_tree_optimization_passes): New entry for
12509 if conversion pass.
12510 * tree-pass.h (pass_if_conversion): New.
12511 * tree-ssa-operands.c (get_expr_operands): Handle COND_EXPR.
12512 * tree-if-conv.c: New file.
12513 * doc/passes.texi: Document tree if-conversion pass.
12514 * doc/tree-ssa.texi: Same.
12516 2004-09-03 H.J. Lu <hongjiu.lu@intel.com>
12519 Makefile.in (LIB2ADDEHSTATIC): New.
12520 (LIB2ADDEHSHARED): New.
12522 (LIBUNWINDDEP): New.
12523 (SHLIBUNWIND_LINK): New.
12524 (SHLIBUNWIND_INSTALL): New.
12525 (libgcc.mk): Pass LIB2ADDEHSTATIC, LIB2ADDEHSHARED, LIBUNWIND,
12526 LIBUNWINDDEP, SHLIBUNWIND_LINK and SHLIBUNWIND_INSTALL.
12527 (clean): Remove libunwind*
12528 (stage1-start): Remove and copy stage1/libunwind*.
12529 (stage2-start): Remove and copy stage2/libunwind*.
12530 (stage3-start): Remove and copy stage3/libunwind*.
12531 (stage4-start): Remove and copy stage4/libunwind*.
12532 (stageprofile-start): Remove and copy stageprofile/libunwind*.
12533 (stagefeedback-start): Remove and copy stagefeedback/libunwind*.
12535 * config.gcc (ia64*-*-linux*): Always add t-libunwind to
12536 tmake_file. Add t-libunwind-elf and ia64/t-glibc-libunwind to
12537 tmake_file if --with-system-libunwind isn't used.
12539 * config/ia64/t-glibc-libunwind: New file.
12540 * config/t-libunwind-elf: Likewise.
12541 * unwind-compat.c: Likewise.
12542 * unwind-compat.h: Likewise.
12543 * unwind-dw2-fde-compat.c: Likewise.
12545 * config/ia64/t-glibc (LIB2ADDEH): Updated.
12546 * config/ia64/t-hpux (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
12548 * config/ia64/unwind-ia64.c: Include "unwind-compat.h". Define
12550 * unwind-dw2-fde-glibc.c: Likewise.
12551 * unwind-dw2.c: Likewise.
12553 * config/t-libunwind (LIB2ADDEH): Updated.
12554 (LIB2ADDEHSTATIC): New.
12555 (T_CFLAGS): Add -DUSE_LIBUNWIND_EXCEPTIONS.
12556 (TARGET_LIBGCC2_CFLAGS): Set to -DUSE_GAS_SYMVER.
12558 * configure.ac: Change --enable-libunwind-exceptions to
12559 --with-system-libunwind. Don't define USE_LIBUNWIND_EXCEPTIONS.
12560 * configure: Regenerated.
12561 * config.in: Updated.
12563 * doc/install.texi (ia64-*-linux): Require libunwind 0.98 or
12564 above and mention --with-system-libunwind.
12565 (ia64-*-hpux*): Mention --enable-libunwind-exceptions is
12566 removed in gcc 3.4.3 and later.
12568 * gcc.c (init_spec): Add -lunwind to -lgcc_s if
12569 USE_LIBUNWIND_EXCEPTIONS is defined.
12571 * mklibgcc.in: Support libunwind.
12573 2004-09-03 H.J. Lu <hongjiu.lu@intel.com>
12575 * config/i386/i386.c (x86_branch_hints): Remove m_PENT4 and
12578 2004-09-03 Richard Henderson <rth@redhat.com>
12581 * cfgexpand.c (LOCAL_ALIGNMENT): Provide default.
12582 (STACK_ALIGNMENT_NEEDED, FRAME_GROWS_DOWNWARD): Likewise.
12583 (struct stack_var, EOC, stack_vars, stack_vars_alloc, stack_vars_num,
12584 stack_vars_sorted, stack_vars_conflict, stack_vars_conflict_alloc,
12585 frame_phase, get_decl_align_unit, add_stack_var, triangular_index,
12586 resize_stack_vars_conflict, add_stack_var_conflict,
12587 stack_var_conflict_p, add_alias_set_conflicts, stack_var_size_cmp,
12588 union_stack_vars, partition_stack_vars, dump_stack_var_partition,
12589 expand_one_stack_var_at, expand_stack_vars, expand_one_stack_var,
12590 expand_one_static_var, expand_one_hard_reg_var,
12591 expand_one_register_var, expand_one_error_var, defer_stack_allocation,
12592 expand_one_var, expand_used_vars_for_block, clear_tree_used): New.
12593 (expand_used_vars): Rewrite.
12594 * Makefile.in (cfgexpand.o): Update dependencies.
12596 2004-09-04 Jan Hubicka <jh@suse.cz>
12598 * cfg.c (free_edge): Use ggc_free.
12599 (expunge_block): Use ggc_free.
12600 * passes.c (rest_of_clean_state): Free after compilation.
12601 * tree-ssa.c (delete_tree_ssa): Free annotations; call release_defs
12602 * tree-ssanames.c (release_defs): Ignore non-SSA_NAME arguments.
12604 2004-09-03 James E Wilson <wilson@specifixinc.com>
12606 * tree-ssa-alias.c (may_be_aliased): Move TREE_STATIC check after
12607 DECL_EXTERNAL check.
12609 2004-09-03 Eric Botcazou <ebotcazou@libertysurf.fr>
12611 * final.c (output_in_slot): New global variable.
12612 (final_scan_insn): Add new state '2' to the 'nopeepholes' parameter.
12613 Pass 2 as 'nopeepholes' to self for insns in a SEQUENCE. Set
12614 'output_in_slot' before invoking output_asm_insn.
12615 (output_asm_insn): Add a space after the tab if 'output_in_slot'
12617 * config/sparc/sparc.c (output_return): Pass 2 as 'nopeepholes' to
12619 (output_sibcall): Likewise.
12621 2004-09-03 Jan Hubicka <jh@suse.cz>
12623 * tree-ssa-operands.c (fini_ssa_operands): ggc_free unused arrays.
12624 * tree-ssanames (init_ssanames): Likewise.
12626 2004-09-03 Ziemowit Laski <zlaski@apple.com>
12628 * stub-objc.c (objc_is_id, objc_declare_alias, objc_declare_class,
12629 objc_declare_protocols, objc_start_protocol,
12630 objc_start_class_interface, objc_start_category_interface,
12631 objc_continue_interface, objc_finish_interface,
12632 objc_add_instance_variable, objc_set_visibility, objc_set_method_type,
12633 objc_start_class_implementation, objc_start_category_implementation,
12634 objc_continue_implementation, objc_finish_implementation,
12635 objc_add_method_declaration, objc_start_method_definition,
12636 objc_finish_method_definition, objc_build_keyword_decl,
12637 objc_build_method_signature, objc_build_encode_expr,
12638 objc_build_protocol_expr, objc_build_selector_expr,
12639 objc_build_message_expr, objc_build_string_object,
12640 objc_get_class_reference, objc_get_protocol_qualified_type,
12641 objc_static_init_needed_p, objc_generate_static_init_call): New stubs.
12643 2004-09-03 James E Wilson <wilson@specifixinc.com>
12645 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips3d.
12647 * config/mips/generic.md (generic_frecip_fsqrt_step): New.
12648 * config/mips/mips-ps-3d.md (mips_rsqrt1_<fmt>): Use frsqrt1 type.
12649 (mips_rsqrt2_<fmt>): Use frsqrt2 type.
12650 (mips_recip1_<fmt>): Use frdiv1 type.
12651 (mips_recip2_<fmt>): Use frdiv2 type.
12652 * config/mips/mips.md (type): Add frdiv1, frdiv2, frsqrt1, frsqrt2.
12653 * config/mips/sb1.md (ir_sb1_fpu_2pipes, ir_sb1_fpu_1pipe): Add frdiv1
12655 (ir_sb1_fpu_step2_2pipes, ir_sb1_fpu_step2_1pipe): New.
12657 2004-09-03 Daniel Jacobowitz <dan@debian.org>
12659 * reload.c (find_reloads): Swap operand_loc pointers for
12660 find_dummy_reload if we have swapped two operands.
12662 2004-09-03 Hans-Peter Nilsson <hp@axis.com>
12664 * config/cris/cris.h (ASM_OUTPUT_CASE_END): Use prev_nonnote_insn
12665 to get the tablejump-insn before the jump-table label.
12667 2004-09-03 Ziemowit Laski <zlaski@apple.com>
12669 * c-common.h (objc_is_id, objc_declare_alias, objc_declare_class,
12670 objc_declare_protocols, objc_build_message_expr,
12671 objc_finish_message_expr, objc_build_selector_expr,
12672 objc_build_protocol_expr, objc_build_encode_expr,
12673 objc_build_string_object, objc_get_protocol_qualified_type,
12674 objc_get_class_reference, objc_get_class_ivars,
12675 objc_start_class_interface, objc_start_category_interface,
12676 objc_start_protocol, objc_continue_interface, objc_finish_interface,
12677 objc_start_class_implementation, objc_start_category_implementation,
12678 objc_continue_implementation, objc_finish_implementation,
12679 objc_set_visibility, objc_set_method_type, objc_build_method_signature,
12680 objc_add_method_declaration, objc_start_method_definition,
12681 objc_finish_method_definition, objc_add_instance_variable,
12682 objc_build_keyword_decl, objc_build_throw_stmt, objc_begin_try_stmt,
12683 objc_finish_try_stmt, objc_begin_catch_clause,
12684 objc_finish_catch_clause, objc_build_finally_clause,
12685 objc_build_synchronized, objc_static_init_needed_p,
12686 objc_generate_static_init_call): New prototypes.
12688 2004-09-03 Steve Ellcey <sje@cup.hp.com>
12690 * config/ia64/ia64.c (ia64_function_arg): Use PARALLEL even if there
12692 (ia64_function_value): Ditto.
12694 2004-09-03 Jan Beulich <jbeulich@novell.com>
12696 * config.gcc: Resurrect NetWare as a target. Handle special case of
12697 Novell linker to be used (specified through --with-ld=) and threading
12698 model of either Posix (default) or NKS.
12699 * config/i386/i386.c (ix86_return_pops_args): Conditionalize popping
12700 of incoming hidden argument on KEEP_AGGREGATE_RETURN_POINTER.
12701 * config/i386/i386.h (KEEP_AGGREGATE_RETURN_POINTER): New.
12702 * config/i386/netware.c, config/i386/netware.h: New.
12703 * config/i386/nwld.c, config/i386/nwld.h: New.
12704 * config/i386/netware-crt0.c: New.
12705 * config/i386/netware-libgcc.c: New.
12706 * config/i386/netware-libgcc.def: New.
12707 * config/i386/netware-libgcc.exp: New.
12708 * config/i386/t-netware, config/i386/t-nwld: New.
12710 * doc/install.texi: Document NKS threading model.
12712 2004-09-03 Jan Beulich <jbeulich@novell.com>
12715 * defaults.h (TARGET_DEFAULT_PACK_STRUCT): Provide default.
12716 * tree.h (initial_max_fld_align): Declare
12717 * stor-layout.c (initial_max_fld_align): Define and initialize.
12718 (maximum_field_alignment): Initialize to the same value.
12719 * common.opt: Add -fpack-struct= variant of switch.
12720 * opts.c: Handle -fpack-struct= variant of switch.
12721 * c-pragma.c: Change #pragma pack() handling so that it becomes
12722 compatible to other compilers: accept individual 'push' argument,
12723 make final pop restore (command line) default, correct interaction
12724 of push/pop and sole specification of a new alignment (so that the
12725 sequence #pragma pack(push) - #pragma pack(<n>) becomes identical
12726 to #pragma pack(push, <n>).
12727 * doc/extend.texi: New node "Structure-Packing Pragmas" under
12728 "Pragmas", describing #pragma pack.
12729 * doc/invoke.texi: Document -fpack-struct=<n> variant of switch.
12730 * doc/tm.texi: Adjust description for HANDLE_PRAGMA_PACK_PUSH_POP.
12731 Document new TARGET_DEFAULT_PACK_STRUCT.
12733 2004-09-03 Devang Patel <dpatel@apple.com>
12735 * dwarf2out.c (gen_field_die). Equate decl number to die.
12737 2004-09-03 Vladimir Makarov <vmakarov@redhat.com>
12740 * global.c (modify_reg_pav): New function.
12741 (make_accurate_live_analysis): Call the new function. Move pavin
12742 modification by earlyclobber set into the new function.
12744 2004-09-03 Andreas Schwab <schwab@suse.de>
12746 * config/m68k/m68k.c (output_andsi3): Use -1 instead of
12747 (HOST_WIDE_INT)0xffffffff since CONST_INT value are always sign
12750 2004-09-02 Jan Beulich <jbeulich@novell.com>
12752 * Makefile.in (LIB2ADDEHDEP): Add unwind.h and unwind-pe.h.
12753 * mklibgcc.in (libgcc_dep): New, covering general dependencies, but
12754 not unwind code specific ones.
12755 (libgcc2_c_dep): Replace general dependencies with use of libgcc_dep.
12756 Remove unwind code specific dependencies.
12757 (libgcov_c_dep): Replace general dependencies with use of libgcc_dep.
12758 Remove gbl-ctors.h.
12759 Add libgcc_dep to output generated for LIB2ADD, LIB2ADDEH, and
12760 LIB2ADD_ST. Add LIB2ADDEHDEP to output generated for LIB2ADDEH.
12761 * tsystem.h: Declare memcpy and memset when inhibit_libc.
12763 2004-09-02 Roman Zippel <zippel@linux-m68k.org>
12765 * combine.c (try_combine): Delay modifying of insns which cannot
12768 2004-09-02 Daniel Berlin <dberlin@dberlin.org>
12770 * gcc/common.opt: Rename ivcanon to tree-loop-ivcanon, tree-lim to
12772 * gcc/tree-ssa-loop.c: Ditto
12773 * gcc/tree-ssa-loop-ivcanon.c: Ditto
12774 * gcc/doc/invoke.texi: Ditto.
12776 2004-09-02 Ziemowit Laski <zlaski@apple.com>
12778 * c-decl.c (store_parm_decls_newstyle): Make static.
12779 (store_parm_decls_from): New function.
12780 * c-tree.h (store_parm_decls_newstyle): Remove prototype.
12781 (store_parm_decls_from): New prototype.
12783 2004-09-02 David Edelsohn <edelsohn@gnu.org>
12785 * config/rs6000/rs6000.c (expand_block_move): Use SImode and
12786 HImode with STRICT_ALIGNMENT.
12788 2004-09-02 Mark Mitchell <mark@codesourcery.com>
12790 * config/arm/bpabi.h (TARGET_BPABI_CPP_BUILTINS): Define.
12791 (TARGET_OS_CPP_BUILTINS): Likewise.
12792 * config/arm/symbian.h (TARGET_OS_CPP_BUILTINS): Include
12793 TARGET_BPABI_CPP_BUILTINS.
12795 2004-09-02 Roman Zippel <zippel@linux-m68k.org>
12797 * combine.c (distribute_notes): Don't add REG_LABEL to jump insn.
12799 2004-09-02 Eric Christopher <echristo@redhat.com>
12801 * builtins.c (expand_builtin_cabs): Delete.
12802 (expand_builtin): If unable to fold the values do a normal
12803 library call for builtin_cab*.
12804 (fold_builtin_cabs): Depend on optimize and optimize_size.
12805 * optabs.c (expand_cmplxdiv_straight): Delete.
12806 (expand_cmplxdiv_wide): Ditto.
12807 (expand_vector_binop): Ditto.
12808 (expand_vector_unop): Ditto.
12809 (expand_complex_abs): Delete.
12810 (expand_binop): Remove calls to above functions.
12811 Remove open coding of complex arithmetic.
12812 (expand_unop): Ditto.
12813 * optabs.h: Remove prototypes.
12815 2004-09-02 Ziemowit Laski <zlaski@apple.com>
12817 * c-decl.c (store_parm_decls_newstyle): Make externally visible.
12818 * c-tree.h (store_parm_decls_newstyle): New prototype.
12820 2004-09-02 Geoffrey Keating <geoffk@apple.com>
12822 * config/rs6000/rs6000.c (expand_block_clear): Use vector
12823 instructions if available.
12824 (expand_block_move): Likewise.
12826 2004-09-03 Jan Hubicka <jh@suse.cz>
12828 * rtl.def (RANGE_INFO, RANGE_REG, RANGE_VAR, RANGE_LIVE): Kill.
12830 2004-09-02 Mark Mitchell <mark@codesourcery.com>
12832 * config/arm/symbian.h (LIB_SPEC): Define to empty.
12833 * config/arm/t-symbian (SHLIB_LC): Likewise.
12835 2004-09-02 Paul Brook <paul@codesourcery.com>
12837 * config/arm/bpabi.c (__aeabi_ul2d, __aeabi_ul2f): Remove.
12839 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
12841 * config/mips/mips.c (mips_classify_symbol, mips_fetch_insns):
12842 (mips_restore_gp, mips_set_return_address, mips_expand_prologue)
12843 (mips16_fp_args, mips_avoid_hazard): Replace abort with gcc_assert.
12844 (build_mips16_call_stub): Likewise. Remove daft CALL_INSN checks.
12845 (mips_issue_rate): Remove unreachable abort.
12846 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
12847 (mips_output_move, mips_relational_operand_ok_p, mips_arg_info)
12848 (mips_block_move_straight, print_operand_address, mips_file_start)
12849 (mips_initial_elimination_offset, mips16_fp_args, dump_constants_1)
12850 (mips_output_conditional_branch, mips_expand_builtin_direct)
12851 (mips_expand_builtin_compare): Replace abort with gcc_unreachable.
12852 * config/mips/mips.md (rotr<mode>3, consttable_float): Replace abort
12855 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
12857 * config/mips/mips.md (*lea_high64): Change split condition to
12858 flow2_completed. Add a peephole2 to generate a more parallel version.
12860 2004-09-02 Jan Hubicka <jh@suse.cz>
12862 * gimplify.c (gimplify_compound_lval): Move "stack" varray out of
12865 * ggc-page.c: include tree-flow.h.
12866 (extra_order_size_table): Add stmt_ann_d.
12867 (STAT_LABEL): Rename from ....
12868 (LABEL): ... this one.
12869 * Makefile.in (ggc-page.o): Add dependency.
12871 * ggc-common.c (ggc_force_collect): New global variable.
12872 (loc_description): Add fields "freed", "collected"
12873 (ptr_hash): New static hash
12874 (ptr_hash_entry): New structure.
12875 (hash_ptr,eq_ptr,ggc_prune_ptr): New static functions.
12876 (ggc_record_overhead): Take ptr argument, record it
12877 (ggc_prune_overhead_list, ggc_free_overhead): New functions.
12878 (cmp_statistics): Imrove sorting.
12879 (dump_ggc_loc_statistics): Output newly collected statistics
12880 * ggc-page.c (ggc_alloc): Update call of ggc_record_overhead
12881 (ggc_free): Call ggc_free_overhead.
12882 (ggc_collect): Force collection when asked to be forced.
12883 (ggc_collect): Call ggc_prune_overhead_list.
12884 * ggc.h (ggc_force_collect): Declare
12885 (ggc_record_overhead): Update prototype.
12886 (ggc_free_overhead, ggc_prune_overhead_list): Declare.
12888 2004-09-02 James E Wilson <wilson@specifixinc.com>
12890 * common.opt (ftrapping-math): Default to on.
12892 2004-09-02 Richard Earnshaw <rearnsha@arm.com>
12894 * arm/predicates.md (arm_reload_memory_operand): Allow MEM.
12896 2004-09-02 Denis Chertykov <denisc@overta.ru>
12899 * config/avr/avr.md ("movmemhi"): Substitute match_dup to
12901 (*movmemqi_insn): Likewise.
12902 (*movmemhi): Likewise.
12903 (clrmemhi): Likewise.
12904 (*clrmemqi): Likewise.
12905 (*clrmemhi): Likewise.
12907 2004-09-02 Paul Brook <paul@codesourcery.com>
12909 * config.gcc (arm*-*-eabi* | arm*-*-symbianelf*): Set
12910 default_use_cxa_atexit=yes.
12912 2004-09-02 Alan Modra <amodra@bigpond.net.au>
12914 * config/rs6000/linux64.h: Don't include signal.h or sys/ucontext.h.
12915 (struct kernel_old_ucontext): Delete.
12916 (struct gcc_pt_regs, gcc_sigcontext, gcc_ucontext): New.
12917 (MD_FALLBACK_FRAME_STATE_FOR): Use gcc_* structs. Only define
12920 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
12922 * toplev.c (process_options): Fix typo.
12924 2004-09-01 Richard Henderson <rth@redhat.com>
12926 PR middle-end/17258
12927 * calls.c (initialize_argument_information): Tighten pass-through
12928 conditions for pass-by-reference. Remove dead TARGET_EXPR code.
12929 Use build_fold_addr_expr.
12930 (emit_library_call_value_1): Use build_fold_addr_expr. Remove code
12931 that assumes ADDR_EXPR allocates stack space.
12932 * fold-const.c (build_fold_addr_expr_with_type): Look through
12935 2004-09-01 Dan Nicolaescu <dann@ics.uci.edu>
12937 * gengenrtl.c (gendef): Use rtx_alloc, don't do PUT_CODE.
12938 * ggc.h (ggc_alloc_rtx): Delete.
12940 2004-09-01 Roger Sayle <roger@eyesopen.com>
12942 * expmed.c (enum alg_code): Remove long unused enumeration values.
12943 (struct mult_cost): New structure to hold the "score" of a synthetic
12944 multiply sequence, including both a rtx_cost and a latency field.
12945 (MULT_COST_LESS): New macro to compare mult_cost to a constant.
12946 (CHEAPER_MULT_COST): New macro to compare two mult_costs.
12947 (struct algorithm): Change type of cost field to be mult_cost.
12948 (synth_mult): Change type of cost_limit argument to be a
12949 pointer to a mult_cost. Update all cost comparisons to use the
12950 new mult_cost infrastructure. For alg_add_factor and
12951 alg_sub_factor operations, latency is lower than the rtx_cost.
12952 (choose_mult_variant): Update calls to synth_mult. Perform
12953 cost comparisons using the new mult_cost infrastructure.
12954 (expand_mult_highpart): Use alg.cost.cost instead of alg.cost
12955 to optain the total rtx_cost of a synth_mult "algorithm".
12957 2004-09-01 David Edelsohn <edelsohn@gnu.org>
12959 * config/rs6000/power4.md: Increase store latency to 12.
12960 * config/rs6000/power5.md: Same.
12962 2004-09-01 James E Wilson <wilson@specifixinc.com>
12965 * config/avr/avr.c (avr_unique_section): Delete prototype and
12967 (TARGET_ASM_UNIQUE_SECTION): Delete.
12969 2004-09-01 Ziemowit Laski <zlaski@apple.com>
12971 * c-parse.in (primary): Call objc_build_message_expr(),
12972 objc_build_selector_expr(), objc_build_protocol_expr(),
12973 objc_build_encode_expr() and objc_build_string_object() instead of
12974 build_message_expr(), build_selector_expr(), build_protocol_expr(),
12975 build_encode_expr() and build_objc_string_object(), respectively.
12976 (component_decl_list2): Call objc_get_class_ivars() instead of
12977 get_class_ivars_from_name().
12978 (keyworddecl): Call objc_build_keyword_decl() instead of
12979 build_keyword_decl().
12980 (receiver): Call objc_get_class_reference() instead of
12981 get_class_reference().
12982 (reswords): Add blank line before @@ifobjc section, for clarity.
12984 2002-09-01 Fariborz Jahanian <fjahanian@apple.com>
12986 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Restrict alignment
12989 2004-09-01 Wu Yongwei <adah@sh163.net>
12990 Danny Smith <dannysmith@users.sourceforge.net>
12992 * gthr-win32.h (__gthread_recursive_mutex_t): Use 'unsigned long',
12993 not Windows 'DWORD'.
12994 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Correct typo.
12995 (__GTHREAD_RECURSIVE_MUTEX_INIT_DEFAULT): Likewise.
12996 (__gthr_win32_recursive_mutex_init_function): Add prototype for
12997 __GTHREAD_HIDE_WIN32API case..
12998 (__gthr_win32_recursive_mutex_lock): Likewise.
12999 (__gthr_win32_recursive_mutex_trylock): Likewise.
13000 (__gthr_win32_recursive_mutex_unlock): Likewise.
13001 (__gthread_recursive_mutex_init_function); Add definition for
13002 __GTHREAD_HIDE_WIN32API case.
13003 (__gthread_recursive_mutex_lock): Correct call to InterlockedDecrement.
13004 * config/i386/grthr-win32.c (__gthread_recursive_mutex_lock): Correct
13005 call to InterlockedDecrement.
13007 2004-09-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13009 * tree-tailcall.c (find_tail_calls): Also fail is statement has
13012 * tree-ssa.c (propagate_into_addr): Properly test for LHR.
13014 * doc/c-tree.texi: Document new operands for ARRAY_REF and
13017 2004-09-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
13019 * Makefile.in (rtl-profile.o, value-prof.o): Add GCC_H dependency.
13020 * common.opt (fspeculative-prefetching): New.
13021 * flags.h (flag_speculative_prefetching_set): Declare.
13022 * gcov-io.c (gcov_write_counter, gcov_read_counter): Allow negative
13024 * opts.c (flag_sepculative_prefetching_set): New variable.
13025 (common_handle_option): Handle -fspeculative-prefetching.
13026 * passes.c (rest_of_compilation): Ditto.
13027 * profile.c (instrument_values, compute_value_histograms, branch_prob):
13028 Use vectors instead of arrays.
13029 * toplev.c (process_options): Handle -fspeculative-prefetching.
13030 * rtl-profile.c: Include ggc.h.
13031 (rtl_gen_interval_profiler, rtl_gen_pow2_profiler,
13032 rtl_gen_one_value_profiler_no_edge_manipulation,
13033 rtl_gen_one_value_profiler, rtl_gen_const_delta_profiler): Type of
13035 * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
13036 tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Type of
13038 * value-prof.c: Include ggc.h.
13039 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX): New
13041 (insn_prefetch_values_to_profile, find_mem_reference_1,
13042 find_mem_reference_2, find_mem_reference, gen_speculative_prefetch,
13043 speculative_prefetching_transform): New.
13044 (value_profile_transformations): Call speculative_prefetching_transform.
13045 (insn_values_to_profile): Call insn_prefetch_values_to_profile.
13046 (insn_divmod_values_to_profile, rtl_find_values_to_profile,
13047 tree_find_values_to_profile, find_values to profile): Use vectors
13049 (free_profiled_values): Removed.
13050 * value-prof.h (struct histogram_value): Renamed to
13051 struct histogram_value_t.
13052 (histogram_value, histogram_values): New types.
13053 (find_values_to_profile): Declaration changed.
13054 (free_profiled_values): Removed.
13055 (struct profile_hooks): Type of argument of the hooks changed to
13057 * doc/invoke.texi (-fspeculative-prefetching): Document.
13059 2004-09-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
13061 PR rtl-optimization/16408
13062 * gcse.c (replace_store_insn): Fix LIBCALL/RETVAL notes.
13064 2004-09-01 Richard Henderson <rth@redhat.com>
13066 * config/ns32k/ns32k.h (TRANSFER_FROM_TRAMPOLINE): Remove.
13067 (TRAMPOLINE_TEMPLATE): Merge code from __trampoline inline.
13069 2004-09-01 Jakub Jelinek <jakub@redhat.com>
13071 * libgcc-std.ver (GCC_3.4.2): Export also __trampoline_setup.
13073 2004-09-01 Mike Stump <mrs@apple.com>
13075 * config/darwin.c (machopic_symbol_defined_p): In addition to
13076 being SYMBOL_REF_LOCAL_P, a symbol must also be
13077 ! SYMBOL_REF_EXTERNAL_P, as only those are _always_ locally
13078 defined in this output file, or translation unit in the case
13079 of IMA not being used.
13080 (machopic_output_indirection): SYMBOL_REF_LOCAL_P symbols
13081 never need .indirect_symbol when indirecting.
13083 2004-09-01 Jakub Jelinek <jakub@redhat.com>
13085 * Makefile.in (bb-reorder.o): Add several dependencies.
13087 2004-09-01 Jakub Jelinek <jakub@redhat.com>
13089 * fold-const.c (operand_equal_p): Require equal sign also for
13090 FIX_{CEIL,TRUNC,FLOOR,ROUND}_EXPR.
13092 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
13094 * config.gcc (--with-cpu on ARM): Preserve the canonical cpu name
13095 for use in configargs.h. Put the cname in a separate variable. Use
13096 that to set target_cpu_default2.
13098 2004-09-01 J"orn Rennecke <joern.rennecke@superh.com>
13099 Nick Clifton <nickc@redhat.com>
13101 * config/sh/sh.md ("length"): Increase branch length when
13102 SH1 pic code to 18: 12 bytes of instructions, 4 byte for the
13103 constant, 2 byte for aligning the constant.
13105 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
13107 * arm/arm-cores.def (ARM_CORE): Add new field for the real name of the
13109 (arm7tdmi-s): New CPU name.
13110 * arm/arm.c (ARM_CORE): Update for new format.
13111 * arm/arm.h (ARM_CORE): Likewise.
13112 * arm/gentune.sh: Update for extra field.
13113 * config.gcc: Likewise.
13114 * arm/arm-tune.md: Regenerate.
13115 * doc/invoke.texi: Document the real processor names for ARM cpus.
13117 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
13119 * arm/ieee754-df.S (aeabi_ul2d, aeabi_l2d, floatundidf)
13120 (floatdidf): New functions.
13121 * arm/ieee754-sf.S (aeabi_ul2f, aeabi_l2f, floatundisf)
13122 (floatdisf): New functions.
13123 * t-arm-elf: Use them.
13125 2004-09-01 Ziemowit Laski <zlaski@apple.com>
13127 * c-common.h (lookup_interface): Remove prototype.
13128 (is_class_name): Rename to objc_is_class_name.
13129 (lookup_objc_ivar): Rename to objc_lookup_ivar.
13130 (get_current_scope): Rename to objc_get_current_scope.
13131 * c-decl.c (get_current_scope): Rename to objc_get_current_scope.
13132 * c-parse.in (parmlist_or_identifiers_1): Get rid of unused variable.
13133 (yylexname): Call objc_is_class_name() instead of is_class_name().
13134 * c-typeck.c (build_external_ref): Call objc_lookup_ivar()
13135 instead of lookup_objc_ivar().
13136 * stub-objc.c (lookup_interface): Remove stub.
13137 (is_class_name): Rename to objc_is_class_name.
13138 (lookup_objc_ivar): Rename to objc_lookup_ivar.
13140 2004-08-31 Mark Mitchell <mark@codesourcery.com>
13142 * config.gcc (arm*-*-symbianelf*): Do not include t-bpabi.
13143 * config/arm/lib1funcs.asm: Do not include supplemental .S files
13144 when compiling for Symbian.
13145 * config/arm/symbian.h (RENAME_LIBRARY): New macro.
13146 (TARGET_OS_CPP_BUILTINS): Likewise.
13147 * config/arm/t-symbian (LIB1ASMFUNCS): Define.
13149 2004-08-31 Stan Shebs <shebs@apple.com>
13151 * toplev.c (process_options): Ensure debug_hooks is initialized.
13153 2004-08-31 Mark Mitchell <mark@codesourcery.com>
13155 * target-def.h (TARGET_CXX): Add TARGET_CXX_EXPORT_CLASS_DATA.
13156 * target.h (cxx): Add export_class_data.
13157 * config/arm/arm.c (arm_cxx_export_class_data): New function.
13158 (TARGET_CXX_EXPORT_CLASS_DATA): Use it.
13159 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Document it.
13161 2004-08-31 Kaz Kojima <kkojima@gcc.gnu.org>
13163 * config/sh/sh.c (output_branch): Check the insn length possibly
13164 in the delayed slot.
13166 2004-08-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13168 * tree-pretty-print.c (dump_generic_node, case CONVERT_EXPR): Add
13170 (op_symbol, case *_{DIV,MOD}_EXPR): Say what rounding is being used.
13172 * c-common.c (c_alignof_expr): Use DECL_ALIGN_UNIT and TYPE_ALIGN_UNIT.
13173 (c_sizeof_of_alignof_type): Likewise.
13174 * expr.c (array_ref_element_size): Likewise.
13175 (highest_pow2_factor_for_target): Likewise.
13176 * gimplify.c (canonicalize_addr_expr): Likewise.
13177 (gimplify_compound_lval): Likewise.
13178 * stor-layout.c (finalize_record_size, finalize_type_size): Likewise.
13179 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
13180 * varasm.c (assemble_variable): Likewise.
13181 (output_constant_def_contents): Alignments are unsigned.
13183 2004-08-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13184 Jeff Law <law@redhat.com>
13186 * tree-cfg.c (cfg_remove_useless_stmts_bb): Also invalidate if VAL
13189 2004-08-31 Mark Mitchell <mark@codesourcery.com>
13191 * hooks.c (hook_bool_void_true): New function.
13192 * hooks.h (hook_bool_void_true): Declare.
13193 * target-def.h (TARGET_CXX): Add
13194 TARGET_CXX_KEY_METHOD_MAY_BE_INLINE.
13195 * target.h (struct cxx): Add key_method_may_be_inline.
13196 * config/arm/arm.c (arm_cxx_key_method_may_be_inline): New
13198 (TARGET_CXX_KEY_METHOD_MAY_BE_INLINE): New macro.
13199 * config/arm/bpabi.h: Use __THUMB_INTERWORK__ instead of
13202 2004-08-31 Denis Chertykov <denisc@overta.ru>
13205 * config/avr/avr.c (avr_hard_regno_mode_ok): Enable usage of
13206 frame pointer register only in Pmode while reload in progress.
13208 2004-08-31 Stephane Carrez <stcarrez@nerim.fr>
13211 * config/m68hc11/m68hc11.c (m68hc11_override_options): Disable -fweb
13212 because it breaks the 32-bit shift patterns that rely on a match_dup.
13214 2004-08-31 Matt Austern <austern@apple.com>
13216 * config/darwin.c (darwin_make_decl_one_only): Allocate section
13217 names once per compilation, instead of once per symbol.
13219 2004-08-31 Paolo Bonzini <bonzini@gnu.org>
13221 * Makefile.in (build_subdir): New substitution.
13222 (fixinc.sh): Simplify heavily since fixincludes is already built.
13223 (stmp-fixinc): Depend on specs.ready.
13224 (install-mkheaders): Use new location of fixincludes.
13225 (clean): Do not descend into fixinc.
13226 (FORBUILD): Replace with ../$(build_subdir).
13227 * configure.ac (build_subdir): Substitute.
13228 (FORBUILD): Do not set.
13229 (all_outputs): Remove fixinc/Makefile.
13230 (default commands): Do not create links in fixinc.
13231 * mkfixinc.sh: New, from fixinc/mkfixinc.sh without
13232 the fixincludes configuration steps and substituting
13233 @FIXINCL@ in fixinc.in.
13234 * fixinc.in: New, from fixinc/fixincl.sh.
13236 * fixinc/*: Removed.
13238 2004-08-31 Joseph S. Myers <jsm@polyomino.org.uk>
13240 * attribs.c (strip_attrs): Remove.
13241 (split_specs_attrs): Move ...
13242 * c-decl.c: ... to here.
13243 * tree.h (split_specs_attrs, strip_attrs): Remove.
13244 * c-tree.h (split_specs_attrs): Declare.
13246 2004-08-31 Richard Sandiford <rsandifo@redhat.com>
13248 * read-rtl.c: Disable RTL checking.
13249 (apply_macro_to_rtx): Use XTMPL to access 'T' fields.
13251 2004-08-31 Richard Sandiford <rsandifo@redhat.com>
13253 * config/mips/mips.md (fcond): New code macro and attribute.
13254 (sunordered_[sd]f, suneq_[sd]f, sunlt_[sd]f, sunle_[sd]f)
13255 (seq_[sd]f, slt_[sd]f, sle_[sd]f): Redefine using :SCALARF and fcond.
13256 (sgt_[sd]f, sge_[sd]f): Redefine using :SCALARF.
13258 2004-08-30 Mark Mitchell <mark@codesourcery.com>
13261 2004-08-29 Mark Mitchell <mark@codesourcery.com>
13262 PR rtl-optimization/16590
13263 * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
13265 2004-08-30 Andrew Pinski <apinski@apple.com>
13268 s/HOST_BITS_PER_WIDES_FAST_INT/HOST_BITS_PER_WIDEST_FAST_INT.
13269 * ChangeLog: Fix previous ChangeLog entry.
13272 * config.host (use_long_long_for_widest_fast_int): New, default is
13274 (ia64-*-hpux*): Enable use_long_long_for_widest_fast_int.
13275 * configure.ac: If use_long_long_for_widest_fast_int, then
13276 define USE_LONG_LONG_FOR_WIDEST_FAST_INT.
13277 * configure: Regenerate.
13278 * config.in: Regenerate.
13279 * hwint.h (HOST_WIDEST_FAST_INT, HOST_BITS_PER_WIDEST_FAST_INT):
13280 New: widest integer type supported efficiently in hardware for the
13282 * sbitmap.h (SBITMAP_ELT_BITS): Define based on
13283 HOST_BITS_PER_WIDEST_FAST_INT.
13284 (SBITMAP_ELT_TYPE): Define based on HOST_WIDEST_FAST_INT.
13285 * hard-reg-set.h (HARD_REG_ELT_TYPE): Define based on
13286 HOST_WIDEST_FAST_INT
13287 instead of HOST_WIDE_INT.
13288 (HARD_REG_SET_LONGS): Likewise.
13289 (UHOST_BITS_PER_WIDE_INT): Likewise.
13290 Change the checks for the fast cases to be based on
13291 HOST_BITS_PER_WIDEST_FAST_INT instead of HOST_BITS_PER_WIDE_INT.
13293 2004-08-30 Steven Bosscher <stevenb@suse.de>
13295 * cfgcleanup.c (merge_memattrs): Look at the value of MEM_SIZE,
13298 2004-08-30 Geoffrey Keating <geoffk@apple.com>
13304 * c-decl.c (grokdeclarator): Produce error for 'static' on local
13305 function declaration.
13307 2004-08-30 Richard Henderson <rth@redhat.com>
13309 * expr.c (array_ref_element_size): Force aligned_size back to
13311 (component_ref_field_offset): Similarly for aligned_offset.
13312 * tree.c (recompute_tree_invarant_for_addr_expr): Mark raw
13313 low-bound, element-size, field-offset fields rather than
13316 2004-08-30 Joseph S. Myers <jsm@polyomino.org.uk>
13318 * c-parse.in (parmlist_or_identifiers_1): Remove unreachable and
13321 2004-08-30 Joseph S. Myers <jsm@polyomino.org.uk>
13323 * c-tree.h (struct language_function): Add arg_info element.
13324 * c-decl.c (current_function_arg_info): New.
13325 (grokdeclarator, store_parm_decls): Use it instead of
13327 (c_push_function_context, c_pop_function_context): Save and
13330 2004-08-30 Richard Henderson <rth@redhat.com>
13332 * c-typeck.c (build_unary_op): Don't expand ADDR_EXPR of a
13333 COMPONENT_REF to pointer arithmetic.
13334 * varasm.c (initializer_constant_valid_p): Allow "&(*c).f", for
13335 constant "c" as a valid constant initializer. Allow narrowing of
13336 differences against the same base object, for any base object.
13338 2004-08-30 Richard Henderson <rth@redhat.com>
13340 * expr.c (expand_expr_addr_expr): New.
13341 (expand_expr_real_1) <case ADDR_EXPR>: Use it.
13343 2004-08-30 Richard Sandiford <rsandifo@redhat.com>
13345 * config/mips/mips.c (MIPS_FP_CONDITIONS): New macro.
13346 (mips_fp_condition): New enum.
13347 (mips_fp_conditions): New array.
13348 (print_fcc_operand): Delete.
13349 (print_operand): Remove %V, %v and %Q. Redefine %Z so that it prints
13350 the operand and comma if and only if ISA_HAS_8CC. Add %Y.
13351 (builtin_description): Add "cond" field.
13352 (DIRECT_BUILTIN): Initialize it.
13353 (CMP_{SCALAR,PS,4S}_BUILTINS, MOVTF_BUILTINS): Split INSN parameter
13354 into INSN and CODE. Initialize the "cond" field.
13355 (CMP_BUILTINS): Update accordingly.
13356 (mips_bdesc): Use MIPS_FP_CONDITIONS to invoke CMP_BUILTINS.
13357 (mips_expand_builtin_movtf, mips_expand_builtin_compare): Take the
13358 mips_fp_condition as argument. Make it the final operand of the
13359 comparison instruction.
13360 (mips_expand_builtin): Update accordingly.
13361 * config/mips/mips.md (UNSPEC_C_*, UNSPEC_CABS_*): Delete.
13362 (UNSPEC_C, UNSPEC_CABS): New constants. Shuffle others to fill
13364 * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps, bc1any[24][ft]):
13365 Don't use the 'Q' operand prefix; just print the operand normally.
13366 (mips_cabs_*, mips_c_*): Delete, replacing with...
13367 (mips_c_cond_{ps,4s}, mips_cabs_cond_{s,d,ps,4s}): ...these new
13368 patterns. Split the 4s versions into 2 ps patterns after reload.
13370 2004-08-30 Richard Henderson <rth@redhat.com>
13372 * fold-const.c (tree_expr_nonzero_p): Use get_base_address before
13373 assuming an ADDR_EXPR is non-null.
13375 2004-08-30 Jason Merrill <jason@redhat.com>
13377 * gthr-posix.h, gthr-dce.h: Add #pragma weaks.
13379 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
13381 * alias.c (mems_in_disjoint_alias_sets_p, record_alias_subset,
13382 record_set, rtx_equal_for_memref_p, init_alias_analysis): Use
13383 gcc_assert and gcc_unreachable instead of abort.
13384 * alloc-pool.c (abort, fancy_abort): Remove.
13385 (create_alloc_pool, free_alloc_pool, pool_alloc, pool_free): Use
13386 gcc_assert or gcc_unreachable.
13387 * attribs.c (init_attributes, decl_attributes): Likewise.
13388 * bb-reorder.c (FREE, find_traces_1_round, copy_bb,
13389 mark_bb_for_unlikely_executed_section,
13390 add_labels_and_missing_jumps, fix_crossing_conditional_branches,
13391 fix_crossing_unconditional_branches): Likewise.
13392 * bitmap.c (bitmap_first_set_bit, bitmap_last_set_bit,
13393 bitmap_operation): Likewise.
13394 * bt-load.c (insn_sets_btr_p, augment_live_range,
13395 move_btr_def): Likewise.
13396 * builtins.c (c_readstr, expand_builtin_longjmp, apply_args_size,
13397 apply_result_size, expand_builtin_apply, expand_builtin_mathfn,
13398 expand_builtin_mathfn_2, expand_builtin_mathfn_3,
13399 builtin_memcpy_read_str, expand_movstr, expand_builtin_stpcpy,
13400 expand_builtin_memcmp, expand_builtin_args_info,
13401 std_gimplify_va_arg_expr, expand_builtin_unop,
13402 expand_builtin_fputs, expand_builtin_profile_func,
13403 expand_builtin_fork_or_exec, fold_builtin_bitop,
13404 fold_builtin_classify, fold_builtin_fputs): Likewise.
13406 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
13408 * gcov-io.c (GCOV_CHECK): Use gcc_assert when available.
13409 * gcov.c (abort): Remove undef.
13411 * tree.h (BINFO_PRIMARY_BASE_OF): Remove.
13412 (struct tree_binfo): Remove primary field.
13414 2004-08-30 Paolo Bonzini <bonzini@gnu.org>
13416 * fixinc/Makefile.in (machname.h): Remove.
13417 (fixincl.x): Do not pass $@ to genfixes.
13418 * fixinc/genfixes: Remove code to produce machname.h.
13419 * fixinc/fixincl.sh: Move it here instead.
13420 * fixinc/fixlib.c: Do not conditionalize on MN_NAME_PAT's presence,
13421 instead check if pz_mn_name_pat is NULL. Make mn_get_regexps
13422 return a bool indicating whether pz_mn_name_pat is NULL.
13423 * fixinc/fixlib.h: Do not conditionalize on MN_NAME_PAT's presence.
13424 Declare extern C variables for the ENV_TABLE.
13425 * fixinc/fixfixes.c: Do not conditionalize on MN_NAME_PAT's presence,
13426 instead use the result of mn_get_regexps.
13427 * fixinc/fixtests.c: Likewise.
13429 2004-08-30 Paolo Bonzini <bonzini@gnu.org>
13431 * configure.ac: Do not run fixincludes after stage1 during
13432 toplevel bootstrap.
13433 * configure: Regenerate.
13435 2004-08-30 Richard Earnshaw <rearnsha@arm.com>
13437 * sched-deps.c (get_condition): Partially revert previous, by never
13438 trying to extract the condition from a condjump.
13440 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
13442 * c-common.c (c_sizeof_or_alignof_type): Use gcc_assert.
13443 (handle_visibility_attribute, c_determine_visibility): Likewise.
13444 * c-common.h (my_friendly_assert): Remove.
13446 2004-08-30 Richard Sandiford <rsandifo@redhat.com>
13448 * config/mips/mips.md (UNSPEC_{RSQRT,RECIP}[12]_{S,D,PS}): Delete.
13449 (UNSPEC_{RSQRT,RECIP}[12]): New constants.
13450 (UNSPEC_MOVE_TF_PS): Renumber to avoid gaps.
13451 * config/mips/mips-ps-3d.md (*movcc_v2sf_[sd]i): Use :GPR.
13452 (mips_{rsqrt,recip}[12]_{s,d,ps}): Use :ANYF.
13454 2004-08-30 Diego Novillo <dnovillo@redhat.com>
13456 * tree-pretty-print.c (dump_generic_node): Handle VALUE_HANDLE
13457 in COMPONENT_REF nodes.
13459 2004-08-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
13462 * c-opts.c (c_common_handle_option): <case OPT_Werror> set
13463 global_dc->warning_as_error_requested.
13464 * diagnostic.c (diagnostic_initialize): Tidy.
13465 * diagnostic.h (diagnostic_context::x_data): Remove
13466 (diagnostic_context::issue_warnings_are_errors_message): Rename
13467 from warnings_are_errors_message.
13468 (diagnostic_context::warning_as_error_requested): New.
13470 2004-08-30 Richard Earnshaw <rearnsha@arm.com>
13472 * sched-deps.c (get_condition): Fix breakage in previous patch.
13474 2004-08-30 Paul Brook <paul@codesourcery.com>
13476 * doc/install.texi: Fix broken mpfr link.
13478 2004-08-29 David O'Brien <obrien@FreeBSD.org>
13480 * config/rs6000/sysv4.h (LINK_OS_FREEBSD_SPEC): Sync '-p' handling with
13481 other FreeBSD platforms.
13483 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
13485 * arm.h (REVERSE_CONDITION): Define.
13486 (REVERSIBLE_CC_MODE): All comparisons are now reversible.
13488 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
13490 * flow.c (REVERSE_CONDEXEC_PREDICATES_P): Use the whole comparison, not
13491 just the codes, call reversed_comparison_code ().
13492 (ior_reg_cond): Update arguments to REVERSE_CONDEXEC_PREDICATES_P.
13493 (not_reg_cond): Use reversed_comparison_code.
13494 (and_reg_cond): Likewise.
13495 * ifcvt.c (cond_exec_process_if_block): Likewise.
13496 * doc/tm.texi (REVERSE_CONDEXEC_PREDICATES_P): Update documentation.
13498 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
13500 * sched-deps.c (get_condition): Rewrite using jump support functions.
13501 Use reversed_comparison_code.
13502 (conditions_mutex_p): Use reversed_comparison_code.
13504 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
13506 * config/mips/mips.c (override_options): Disable hot/cold partitioning
13509 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
13511 * config/mips/mips.h (mips_builtins, mips_cmp_choice): Delete.
13512 (mips_function_type): Move to mips.c.
13513 * config/mips/mips.c (mips_builtin_type): New enum.
13514 (builtin_description): Replace code and ftype with builtin_type
13516 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS, CMP_4S_BUILTINS)
13517 (MOVTF_BUILTINS, CMP_BUILTINS): New macros.
13518 (CODE_FOR_mips_abs_ps): Define.
13519 (mips_bdesc): Use new macros.
13520 (mips_expand_builtin): Use builtin_type. Update calls to subroutines.
13521 (mips_init_builtins): Use the mips_bdesc[] index as the function code.
13522 (mips_expand_builtin_direct): New function.
13523 (mips_expand_builtin_movtf): Renamed from mips_expand_ps_cond_move_
13524 builtin. Replace boolean parameter with builtin_type.
13525 (mips_expand_compare_builtin, mips_expand_scalar_compare_builtin)
13526 (mips_expand_4s_compare_builtin): Delete, replacing with...
13527 (mips_expand_builtin_compare): ...this new function.
13529 2004-08-29 Mark Mitchell <mark@codesourcery.com>
13531 PR rtl-optimization/16590
13532 * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
13534 2004-08-29 Diego Novillo <dnovillo@redhat.com>
13536 * tree-ssa-ccp.c (ccp_visit_stmt): Remove #if 0 guards.
13537 * tree-ssa-propagate.c: Fix documentation.
13539 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
13541 * config/mips/mips.md (*mov[sd]f_on_*): Redefine using :SCALARF.
13542 (mov[sd]fcc): Likewise.
13544 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
13546 * config/mips/mips.md (cmp[sd]f): Redefine using :SCALARF.
13548 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
13550 * config/mips/mips.md (divide_condition): New mode attribute.
13551 (div[sd]f3, *div[sd]f3): Use it. Redefine using :SCALARF.
13552 (sqrt[sd]f3): Redefine using SCALARF.
13553 (*recip[sd]f3, *rsqrt<mode>[ab]): Likewise. Name formerly unnamed
13556 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
13558 * config/mips/mips.md (ANYF, SCALARF): New mode macros.
13559 (loadx, storex, fmt, UNITMODE): New mode attributes.
13560 (add{sf,df,v2sf}3, sub{sf,df,v2sf}3): Redefine using :ANYF.
13561 (mul[sd]f3): Redefine using :SCALARF.
13562 (*mul[sd]f3): Renamed from mul[sd]f3_internal. Use :SCALARF.
13563 (*mul[sd]3_r4300): Likewise mul[sd]f3_r4300.
13564 (*m{add,sub}{sf,df,v2sf}3): Name formerly unnamed patterns. Use :ANYF.
13565 Check TARGET_FUSED_MADD for V2SF too.
13566 (*nm{add,sub}{sf,df,v2sf}3{,_fastmath}): Likewise, except v2sf patterns
13567 were already named.
13568 (abs{sf,df,v2sf}3, neg{sf,df,v2sf}3): Redefine using :ANYF.
13569 (*[sl][wd]xc1_[sd]i): Redefine using :ANYF.
13571 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
13573 * config/mips/mips.c (mips_init_builtins): Simplify. Only create
13574 V2SF_type_node if it will be needed.
13576 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
13578 * config/mips/mips.h (MIPS_CMP_MOVT, MIPS_CMP_MOVF): Delete.
13579 * config/mips/mips.c (mips_prepare_builtin_arg): New function.
13580 (mips_prepare_builtin_target): New function.
13581 (mips_expand_builtin): Use them. Update calls to subroutines.
13582 (mips_expand_ps_cond_move_builtin): Use the new functions. Replace
13583 cmp_choice with a boolean argument to select between movt and movf.
13584 Take the comparison's icode as an argument, not the function's fcode.
13585 (mips_expand_compare_builtin): New function. Rename existing function
13586 to mips_expand_scalar_compare_builtin.
13587 (mips_expand_scalar_compare_builtin, mips_expand_4s_compare_builtin)
13588 (mips_expand_ps_compare_builtin): Use the new functions. Take the
13589 comparison's icode as an argument, not the builtin's fcode.
13591 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
13593 * config/mips/mips.c (print_operand): Remove '%Y' and '%y'.
13594 (mips_expand_4s_compare_builtin): Redefine CCV4 to be 0 if all
13595 registers are false and -1 if all registers are true.
13596 (mips_expand_ps_compare_builtin): Likewise CCV2. Use subregs for
13597 MIPS_CMP_UPPER and MIPS_CMP_LOWER.
13598 * config/mips/mips.md (mips_cond_move_tf_ps): Use %Q rather than %y.
13599 (bc1any4t, bc1any4f): Adjust for new CCV4 interpretation.
13600 (bc1any2t, bc1any2f): Likewise CCV2.
13601 (bc1upper2t, bc1lower2t, bc1upper2f, bc1lower2f): Delete.
13603 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
13605 * config/mips/mips.md (UNSPEC_MOVE_TF_PS): New.
13606 * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps): Express as an
13607 UNSPEC rather than an IF_THEN_ELSE.
13608 * config/mips/mips.c (mips_expand_ps_cond_move_builtin): Emit
13609 mips_cond_move_tf_ps by name.
13611 2004-08-29 Chao-ying Fu <fu@mips.com>
13612 James E Wilson <wilson@specifixinc.com>
13614 * config/mips/mips-modes.def (V2SF, CCV2, CCV4): New modes. Give CCV2
13615 8 byte size and alignment. Give CCV4 16 byte size and alignment.
13616 * config/mips/mips-ps-3d.md: New file.
13617 * config/mips/mips.c (TARGET_VECTOR_MODE_SUPPORTED_P,
13618 TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
13619 (mips_const_insns): Handle CONST_VECTOR the same as CONST_DOUBLE.
13620 (mips_output_move): Emit "mov.ps" for V2SFmode.
13621 (mips_arg_info): Add checks for VECTOR_FLOAT_TYPE_P and
13623 (override_options): Check if TARGET_MIPS3D and there was an explicit
13624 !TARGET_PAIRED_SINGLE_FLOAT. Set MASK_PAIRED_SINGLE, if TARGET_MIPS3D.
13625 Check if TARGET_FLOAT64 and TARGET_HARD_FLOAT are both true, when
13626 TARGET_PAIRED_SINGLE_FLOAT is true. Check if the ISA supports
13627 TARGET_PAIRED_SINGLE_FLOAT. Allow MODE_VECTOR_FLOAT in fp registers,
13628 and allow CCV2 and CCV4 to occupy two and four CC registers.
13629 (print_fcc_operand): New function.
13630 (print_operand): Add %Y, %y, %V, %v, %Q for CCV2, CCV4, CC. Modify
13631 %Z to call print_fcc_operand.
13632 (mips_function_value): Handle MODE_VECTOR_FLOAT.
13633 (mips_class_max_nregs): Check for ST_REGS, and handle CCmodes.
13634 (mips_vector_mode_supported_p): New function.
13635 (mips_hard_regno_nregs): Check for ST_REG_P, and handle CCmodes.
13636 (builtin_description): New struct.
13637 (mips_bdesc): New array of struct builtin_description.
13638 (mips_expand_builtin, mips_init_builtins,
13639 mips_expand_ps_cond_move_builtin, mips_expand_4s_compare_builtin,
13640 mips_expand_compare_builtin, mips_expand_ps_compare_builtin): New
13642 * config/mips/mips.h (MASK_PAIRED_SINGLE, MASK_MIPS3D): New defines.
13643 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D): New defines.
13644 (TARGET_CPU_CPP_BUILTINS): Add __mips_paired_single_float.
13645 (TARGET_SWITCHES): Added "-mpaired-single", "-mno-paired-single",
13646 "-mips3d", and "-mno-mips3d".
13647 (ASM_SPEC): Map -mips3d to -mips3d in gas.
13648 (EXTRA_CONSTRAINT_Y): New macro.
13649 (EXTRA_CONSTRAINT_STR): Renamed from EXTRA_CONSTRAINT. Add new
13650 multi-letter constraint 'Y'.
13651 (CONSTRAINT_LEN): New macro.
13652 (enum mips_builtins): New for MIPS builtin functions.
13653 (enum mips_function_type): New for the types of MIPS builtin functions.
13654 (enum mips_cmp_choice): New for the MIPS comparison builtin functions.
13655 * config/mips/mips.md: New constants for paired single and MIPS-3D
13656 instructions. Include the new mips-ps-3d.md file.
13657 (addv2sf3, subv2sf3, mulv2sf3, absv2sf2, negv2sf2, movv2sf,
13658 movv2sf_hardfloat_64bit): New named patterns.
13659 (madd.ps, msub.ps, nmaddv2sf, nmaddv2sf_fastmath, nmsubv2sf,
13660 nmsubv2sf_fastmath, ldxc1_v2sf_si, ldxc1_v2sf_di, sdxc1_v2sf_si,
13661 sdxc1_v2sf_di): New unnamed patterns.
13662 * config/mips/predicates.md (const_0_operand, const_1_operand): Add
13663 const_vector support.
13664 (const_0_or_1_operand): New predicate.
13665 * doc/invoke.texi (MIPS Options): Add -mpaired-single and -mips3d.
13667 2004-08-29 Diego Novillo <dnovillo@redhat.com>
13669 * Makefile.in (OBJS-common): Add tree-ssa-propagate.o
13670 (tree-ssa-propagate.o): New rule.
13671 (GTFILES): Add tree-ssa-propagate.c.
13672 * tree-flow.h (struct stmt_ann_d): Remove field
13674 * tree-ssa-propagate.c: New file.
13675 * tree-ssa-propagate.h: New file.
13676 * tree-ssa-ccp.c: Re-write to use the routines from
13677 tree-ssa-propagate.c.
13679 2004-08-28 Andrew Pinski <apinski@apple.com>
13681 * tree-ssa-loop.c: Remove extra include of basic-block.h.
13683 2004-08-28 Ziemowit Laski <zlaski@apple.com>
13685 * c-common.h: Update comments about ObjC/ObjC++ entry points.
13686 (objc_is_reserved_word): New prototype.
13687 (get_current_scope, objc_mark_locals_volatile): Move prototypes to
13688 separate section; these are call-backs.
13689 * c-lex.c (c_lex_with_flags): Call objc_is_reserved_word() to detect
13690 ObjC/ObjC++ "@" keywords.
13691 * c-tree.h (get_current_scope, objc_mark_locals_volatile): Remove
13692 prototypes; they already live in c-common.h.
13693 * stub-objc.c: Update copyright notice.
13694 (objc_is_reserved_word): New stub.
13696 2004-08-28 Nathan Sidwell <nathan@codesourcery.com>
13698 * system.h (gcc_assert): Remove __builtin_expect. Evaluate EXPR
13699 even when not checking.
13701 2004-08-27 Jason Merrill <jason@redhat.com>
13704 * gimplify.c (gimplify_cleanup_point_expr): Handle CLEANUP_EH_ONLY.
13705 (gimple_push_cleanup): Add eh_only parm.
13706 (gimplify_target_expr): Pass it.
13707 * c.opt (-fno-threadsafe-statics): New option.
13708 * c-opts.c (c_common_handle_option): Handle it.
13709 * c-common.h (flag_threadsafe_statics): Declare it.
13710 * c-common.c (flag_threadsafe_statics): Record it.
13711 * doc/invoke.texi: Document it.
13712 * tsystem.h (_GNU_SOURCE): Define.
13713 * gthr-posix.h (__gthread_recursive_mutex_t): New typedef.
13714 (__GTHREAD_RECURSIVE_MUTEX_INIT): New macro.
13715 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): New macro.
13716 (__gthread_recursive_mutex_init_function): New fn.
13717 (__gthread_recursive_mutex_lock): New fn.
13718 (__gthread_recursive_mutex_trylock): New fn.
13719 (__gthread_recursive_mutex_unlock): New fn.
13720 * gthr-solaris.h, gthr-single.h, gthr-dce.h: Likewise.
13721 * gthr-win32.h, gthr-vxworks.h: Likewise.
13722 * gthr.h: Document.
13724 2004-08-27 David Edelsohn <edelsohn@gnu.org>
13726 * config/rs6000/rs6000.c (rs6000_override_options): Increase
13727 maximum skip to 15. Set function alignment, jump alignment, and
13728 loop alignment to 16 for processors that form dispatch groups.
13729 (rs6000_rtx_costs): outer_code is used.
13731 2004-08-27 Nathan Sidwell <nathan@codesourcery.com>
13733 * stor-layout.c (sizetype_set): Remove.
13734 (set_sizetype): Don't test or set it.
13736 * tree.h (size_int_type): Remove.
13737 * fold-const.c: Do not #include gt-fold-const.h.
13738 (size_htab_hash, size_htab_eq): Remove.
13739 (size_int_kind): Use build_int_cst.
13740 (new_const, size_htab): Remove.
13741 (size_int_type): Remove.
13742 (round_up): Use build_int_cst.
13743 (round_down): Likewise. Remove spurious constant build.
13745 2004-08-27 Nathan Sidwell <nathan@codesourcery.com>
13747 * configure.ac: Add ENABLE_ASSERT_CHECKING control.
13748 Add is_release variable, use it for --enable-werror and
13749 --enable-checking defaults.
13750 * system.h (gcc_assert, gcc_unreachable): New.
13751 * doc/install.texi (--enable-checking): Update.
13752 * configure, config.in: Rebuilt.
13754 2004-08-26 Richard Sandiford <rsandifo@redhat.com>
13756 * rtl.h (read_rtx): Change prototype.
13757 * read-rtl.c (read_rtx): Provide the caller with both an rtx and a
13758 line number. Return true on success.
13759 * gensupport.c (process_include, init_md_reader_args_cb): Adjust
13760 callers accordingly.
13762 2004-08-26 Richard Henderson <rth@redhat.com>
13764 * c-typeck.c (build_offsetof): Remove.
13765 * c-tree.h (build_offsetof): Remove.
13766 * c-common.c (fold_offsetof_1, fold_offsetof): New.
13767 * c-common.h (fold_offsetof): Declare.
13768 * c-parse.in (offsetof_base): New.
13769 (offsetof_member_designator): Use it. Build references, not just
13771 (primary): Use fold_offsetof, not build_offsetof.
13773 2004-08-26 Richard Henderson <rth@redhat.com>
13775 * tree.c (staticp): Return the static object.
13776 * tree.h (staticp): Update decl.
13777 * langhooks.h (struct lang_hooks): Change staticp return type to tree.
13778 * langhooks.c (lhd_staticp): Return NULL_TREE.
13779 * langhooks-def.h (lhd_staticp): Update decl.
13780 * c-common.c (c_staticp): Return the static object.
13781 * c-common.h (c_staticp): Update decl.
13783 2004-08-26 Richard Henderson <rth@redhat.com>
13785 * config/alpha/alpha.h (HARD_REGNO_MODE_OK): Allow complex float
13788 2004-08-26 Joseph S. Myers <jsm@polyomino.org.uk>
13791 * c-decl.c (struct c_binding): Add type and inner_comp fields.
13792 (bind): Set type and inner_comp fields.
13793 (pop_scope): Restore type of decl to the correct type from an
13794 outer scope. Give error when popping file scope for incomplete
13795 arrays completed incompatibly with default initialization in an
13797 (diagnose_mismatched_decls): Handle externs with initializers at
13799 (pushdecl): Set type of external declaration at block scope based
13800 only on the visible declarations. Save type when changing the
13801 type of a declaration. Merge an external declaration at block
13802 scope with a visible static declaration at file scope.
13803 (implicitly_declare): Give recycled old declaration the new type
13804 except for incompatible declarations of built-in functions, saving
13807 2004-08-26 Ziemowit Laski <zlaski@apple.com>
13809 * c-parse.in (OBJC_TYPE_QUAL): New %token for ObjC use.
13811 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
13813 * tree-alias-common.c (gate_pta): New function.
13814 (pass_build_pta): Use it.
13815 (pass_del_pta): Use it.
13816 (delete_alias_vars): Don't check flag_tree_points_to.
13818 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
13820 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED): Added
13821 TFmode as additional register mode cloberred by call.
13823 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
13825 * config/rs6000/rs6000.c (rs6000_libcall_value): Generate
13826 parallel pattern for library call returning DImode in
13829 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
13831 * config/rs6000/rs6000.c (function_arg): Generate parallel
13832 pattern for more split args.
13834 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
13836 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Call
13837 either gen_movdi_di_update or gen_movdi_si_update depending on
13839 * config/rs6000/rs6000.md (movdi_update): Changed to movdi_<mode>_update,
13840 to generate two versions.
13842 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
13844 * Makefile.in (lambda-code.o): New.
13845 (lambda-trans.o): Ditto.
13846 (TREE_DATA_REF_H): Ditto.
13848 (lambda-mat.o): Use LAMBDA_H.
13849 (tree-data-ref.o): Ditto.
13850 * lambda-code.c: New file. Lambda code generation algorithm.
13851 * lambda-trans.c: Ditto. Lambda transformation matrix support.
13852 * lambda.h: Add lambda loop structures.
13853 Add lambda loopnest structures.
13854 Add lambda body vector structure.
13855 Add lambda linear expression structures.
13856 Add prototypes for functions in new files.
13857 * lambda-mat.c: Include tree.h
13859 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
13860 Sebastian Pop <pop@cri.ensmp.fr>
13862 * tree-data-ref.h: Include lambda.h
13863 (free_dependence_relation): Declared here.
13864 (free_dependence_relations): Ditto.
13865 (free_data_refs): Ditto.
13866 * tree-data-ref.c (free_dependence_relation): New function.
13867 (free_dependence_relations): Ditto.
13868 (free_data_refs): Ditot.
13869 (analyze_all_data_dependences): Free datarefs and dependence_relations.
13870 (build_classic_dist_vector): Store in the dependence_relations the
13871 information. Each arc in the dependence_relations graph is labelled
13872 with the distance and direction vectors.
13873 (build_classic_dir_vector): Ditto.
13874 (compute_rw_wr_ww_dependences): Renamed again compute_all_dependences.
13875 Now computes again the whole dependence graph including read-read
13877 (compute_data_dependences_for_loop): Now dependence_relations contains
13878 all the data, and thus it doesn't need to initialize the classic_dir
13879 and classic_dist vectors.
13880 (analyze_all_data_dependences): Adjusted for using the new interface of
13881 compute_data_dependences_for_loop. Remove the statistics dump.
13883 2004-08-26 Bob Wilson <bob.wilson@acm.org>
13885 * config/xtensa/xtensa.c (xtensa_ld_opcodes, xtensa_st_opcodes): Delete.
13886 (xtensa_expand_block_move): Update comment.
13887 (override_options): Remove initialization of xtensa_{ld,st}_opcodes.
13889 2004-08026 Richard Earnshaw <rearnsha@arm.com>
13892 * toplev.c (crash_signal): If we crashed while emitting
13893 a user asm, then die more gracefully.
13895 2004-08-26 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
13898 * config/m32r.c (gen_compare): Use reg_or_int16_operand when
13899 checking for a valid constant, regardless of sign.
13901 2004-08-25 Richard Henderson <rth@redhat.com>
13904 * config/alpha/alpha.md (adddi_fp_hack): Don't rely on splitting
13905 if the constant satisfies add_operand.
13907 2004-08-25 Richard Henderson <rth@redhat.com>
13910 * config/alpha/alpha.c (emit_frame_store_1, emit_frame_store): New.
13911 (alpha_expand_prologue): Handle >32-bit frames. Generate proper
13912 unwind info for >16-bit frames.
13914 2004-08-25 Richard B. Kreckel <richard.kreckel@framatome-anp.com>
13917 * config/i386/gas.h (ASM_COMMENT_START): Define to "#".
13919 2004-08-25 Richard Henderson <rth@redhat.com>
13921 * config/alpha/alpha.c (alpha_cannot_force_const_mem): New.
13922 (TARGET_CANNOT_FORCE_CONST_MEM): New.
13924 2004-08-25 Andrew MacLeod <amacleod@redhat.com>
13926 * doc/tree-ssa.texi: Document new operand iterator.
13928 2004-08-26 Alan Modra <amodra@bigpond.net.au>
13931 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Don't abort
13932 on "(mem (symbol_ref ..))" rtl. Look at LO_SUM base regs as well
13935 2005-08-28 Paul Brook <paul@codesourcery.com>
13937 * config/arm/symbian.h (SUBTARGET_ASM_FLOAT_SPEC): Default to
13938 -mfpu=vfp -march=armv5t
13939 * config/arm/t-symbian: Change multilib to mfloat-abi=softfp.
13941 2004-08-25 Richard Henderson <rth@redhat.com>
13943 * target-def.h (TARGET_SCALAR_MODE_SUPPORTED_P): New.
13944 * target.h (struct gcc_target): Add scalar_mode_supported_p.
13945 * targhooks.c (default_scalar_mode_supported_p): New.
13946 * targhooks.h (default_scalar_mode_supported_p): Declare.
13947 * doc/tm.texi (TARGET_SCALAR_MODE_SUPPORTED_P): Document.
13949 * c-common.c (handle_mode_attribute): Query scalar_mode_supported_p
13950 before attempting to create types. Tidy.
13951 * expr.c (vector_mode_valid_p): Use scalar_mode_supported_p.
13953 * config/alpha/alpha.c (alpha_scalar_mode_supported_p): New.
13954 (TARGET_SCALAR_MODE_SUPPORTED_P): New.
13956 2004-08-25 Richard Henderson <rth@redhat.com>
13958 * config/i386/freebsd.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
13959 set REAL_MODE_FORMAT for TFmode.
13961 2004-08-25 Ziemowit Laski <zlaski@apple.com>
13963 * c-decl.c (grokparm): New function.
13964 * c-tree.h (grokparm): New prototype.
13966 2004-08-25 Andrew MacLeod <amacleod@redhat.com>
13968 * tree-ssa-operands.h (struct ssa_operand_iterator_d): New. SSA operand
13969 iterator controlling structure.
13970 (SSA_OP_USE, SSA_OP_DEF, SSA_OP_VUSE, SSA_OP_VMAYUSE, SSA_OP_VMAYDEF,
13971 SSA_OP_VMUSTDEF, SSA_OP_VIRTUAL_USES, SSA_OP_VIRTUAL_DEFS,
13972 SSA_OP_ALL_USES, SSA_OP_ALL_DEFS, SSA_OP_ALL_OPERANDS): New. Operand
13974 (FOR_EACH_SSA_TREE_OPERAND): New. Iterate over operands as trees.
13975 (FOR_EACH_SSA_USE_OPERAND): New. Iterate over operands as uses.
13976 (FOR_EACH_SSA_DEF_OPERAND): New. Iterate over operands as defs.
13977 (FOR_EACH_SSA_MAYDEF_OPERAND): New. Iterate over V_MAY_DEFs.
13978 * tree-ssa-operands.c (NULL_DEF_OPERAND_P, NULL_USE_OPERAND_P): New.
13979 Empty operand pointers.
13980 * tree-flow-inline.h (op_iter_done): New. Return true if finished.
13981 (op_iter_next_use): New. Return next use_operand_p.
13982 (op_iter_next_def): New. Return next def_operand_p.
13983 (op_iter_next_tree): New. Return next operands as a tree.
13984 (op_iter_init): New. Initialize an iterator structure.
13985 (op_iter_init_use): New. Initialize structure and get the first use.
13986 (op_iter_init_def): New. Initialize structure and get the first def.
13987 (op_iter_init_tree): New. Initialize structure and get the first tree.
13988 (op_iter_next_maydef): New. Return next V_MAY_DEF operands.
13989 (op_iter_init_maydef): New. Initialize structure and get the first
13990 V_MAY_DEF operands.
13991 * tree-cfg.c (tree_duplicate_bb): Use new operand iterator.
13992 * tree-dfa.c (compute_immediate_uses_for_stmt,
13993 redirect_immediate_uses): Use new operand iterator.
13994 (v_may_defs_disappeared_p, v_must_defs_disappeared_p): Delete.
13995 (mark_new_vars_to_rename): Use new operand iterator. Count virtual
13996 operands instead of using *_disappeared_p routines.
13997 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites, rewrite_stmt,
13998 ssa_rewrite_stmt): Use new operand iterator.
13999 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
14000 rewrite_trees): Use new operand iterator.
14001 * tree-pretty-print.c (dump_vops): Use new operand iterator.
14002 * tree-sra.c (mark_all_v_defs): Use new operand iterator.
14003 * tree-ssa-alias.c (compute_points_to_and_addr_escape,
14004 dump_points_to_info): Use new operand iterator.
14005 * tree-ssa-ccp.c (cp_lattice_meet, visit_stmt, initialize,
14006 replace_uses_in, replace_vuse_in, likely_value, set_rhs): Use new
14008 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary,
14009 propagate_necessity): Use new operand iterator.
14010 * tree-ssa-dom.c (cprop_into_stmt, optimize_stmt): Use operand iterator.
14011 (register_definitions_for_stmt): Use new operand iterator. Take stmt as
14012 a parameter instead of a stmt_ann_t.
14013 * tree-ssa-live.c (create_ssa_var_map, calculate_live_on_entry,
14014 build_tree_conflict_graph): Use new operand iterator.
14015 * tree-ssa-loop-im.c (determine_max_movement, single_reachable_address,
14016 rewrite_mem_refs): Use new operand iterator.
14017 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
14018 check_loop_closed_ssa_use): Use new operand iterator.
14019 * tree-ssa.c (verify_ssa, replace_immediate_uses): Use operand iterator.
14020 * tree-ssanames.c (release_defs): Use new operand iterator.
14021 * tree-vectorizer.c (vect_create_data_ref): Use new operand iterator.
14023 2004-08-25 Adam Nemet <anemet@lnxw.com>
14025 * tlink.c (initial_cwd): New variable.
14026 (tlink_init): Initialize it.
14027 (recompile_files): Use tlink_execute() instead of system(). Don't
14028 duplicate verbose output of collect_execute. Restore initial_cwd.
14029 Update comment before the function.
14031 2004-08-25 Ziemowit Laski <zlaski@apple.com>
14033 * c-typeck.c (build_c_cast): In ObjC, always preserve (and silently
14034 accept) a cast from one Objective-C pointer type to another.
14036 2004-08-25 Paolo Carlini <pcarlini@suse.de>
14038 * doc/install.texi: Document that libstdc++-v3 requires
14039 now automake 1.9.1.
14041 2004-08-25 Caroline Tice <ctice@apple.com>
14043 * bb-reorder.c (partition_hot_cold_basic_blocks): Add more details
14044 to comments at start of function.
14045 * cfgbuild.c (make_edges): Add more details to hot/cold partitioning
14047 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
14048 merge_blocks_move_predecessor_nojumps,
14049 merge_blocks_move_successor_nojumps, merge_blocks_move,
14050 try_crossjump_to_edge, try_crossjump_bb): Likewise.
14051 * cfglayout.c (fixup_reorder_chain): Likewise.
14052 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
14053 cfg_layout_can_merge_blocks_p): Likewise.
14054 * ifcvt.c (find_if_case_1, find_if_case_2): Likewise.
14055 * passes.c (rest_of_compilation): Update comments for calling
14056 optimization that partitions hot/cold basic blocks.
14057 * doc/invoke.texi: Update documentation of
14058 freorder-blocks-and-partition flag.
14060 2004-08-25 Richard Sandiford <rsandifo@redhat.com>
14062 * config/mips/mips.md (reg): Renamed mode attribute from ccreg.
14063 (*mov*_on_*): Adjust accordingly. Add an explicit MOVECC: prefix.
14065 2004-08-25 Richard Sandiford <rsandifo@redhat.com>
14067 * config/mips/mips.md (any_shift): New code macro.
14068 (optab, insn): New code attributes.
14069 ({ashl,ashr,lshr}[sd]i3): Redefine using :GPR and any_shift.
14070 Use the standard rather than internal patterns for the MIPS16
14071 double-shift optimization.
14072 (*{ashl,ashr,lshr}[sd]i3): New names for the non-mips16 shift patterns.
14073 Redefine using :GPR and any_shift.
14074 (*{ashl,ashr,lshr}si3_extend): Generalize ashlsi3_internal1_extend
14075 to cover all three shifts.
14076 (*{ashl,ashr,lshr}si3_mips16): New names for the mips16 SImode shifts.
14077 Redefine using any_shift. Use :GPR and any_shift to combine splitters.
14078 (*{ashl,ashr,lshr}di3_mips16): New names for the mips16 DImode shifts.
14080 2004-08-24 Geoffrey Keating <geoffk@apple.com>
14082 * gimplify.c (lookup_tmp_var): Separate temporaries when not
14085 2004-08-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14087 PR libstdc++/17005 (fix for HP-UX 11.11)
14088 * config.gcc (hppa*-*-*): Move MASK_BIG_SWITCH to target_cpu_default2.
14089 (hppa*-*-hpux*): Consolidate hppa1.0-*-* code. Rework handling of
14090 tm_file including pa-hpux1010.h or pa-hpux1111.h when appropriate.
14091 * config/pa/pa-hpux1010.h, config/pa/pa-hpux1111.h: New files.
14092 * config/pa/pa-hpux.h (TARGET_HPUX): Define.
14093 (LINK_SPEC): Handle march=1.0 option.
14094 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
14095 and _XOPEN_SOURCE_EXTENDED for UNIX 95.
14096 (SUBTARGET_OPTIONS): New define.
14097 (LINK_SPEC): Handle march=1.0 option.
14098 (STARTFILE_SPEC): New define.
14099 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
14100 and _XOPEN_SOURCE_EXTENDED for UNIX 95. Additionally, predefine
14101 _INCLUDE__STDC_A1_SOURCE and _INCLUDE_XOPEN_SOURCE_500 for UNIX 98.
14102 (SUBTARGET_OPTIONS): New define.
14103 (LINK_SPEC): Handle march=1.0 option.
14104 (STARTFILE_SPEC): New define.
14105 * config/pa/pa.c (override_options): Add code to process -munix= option.
14106 * config/pa/pa.h (pa_unix_string, flag_pa_unix): Declare.
14107 (TARGET_HPUX, TARGET_HPUX_10_10, TARGET_HPUX_11_11): Provide default
14109 (TARGET_OPTIONS): Add SUBTARGET_OPTIONS to option list.
14110 (SUBTARGET_OPTIONS): Provide default define.
14111 * config/pa/pa64-hpux.h (STANDARD_STARTFILE_PREFIX_1,
14112 STANDARD_STARTFILE_PREFIX_2): New defines.
14113 (STARTFILE_SPEC): Provide unix95.o or unix98.o startfiles as necessary.
14114 (ENDFILE_SPEC): Use %O.
14115 * doc/install.texi (hppa*-*-hpux*): Reword paragraph on -g and gas.
14116 Mention issue caused by changing namespace and runtime to UNIX 95/98.
14117 * doc/invoke.texi (HPPA options): Move misplaced text to FRV options.
14118 Document -munix=std option.
14120 2004-08-25 Steven Bosscher <stevenb@suse.de>
14122 * cse.c (cse_around_loop, cse_check_loop_start,
14123 cse_set_around_loop): Remove.
14124 (cse_basic_block): Remove the around_loop argument.
14125 (cse_end_of_basic_block): Remove the after_loop argument.
14126 (cse_main): Likewise.
14127 * rtl.h (cse_main): Update prototype.
14128 * passes.c (rest_of_handle_cse, rest_of_handle_cse2,
14129 rest_of_handle_gcse): Update cse_main calls.
14131 2004-08-25 Nathan Sidwell <nathan@codesourcery.com>
14133 * tree.h (build_int_cst): New, sign extended constant.
14134 (build_int_cstu): New, zero extended constant.
14135 (build_int_cst_wide): Renamed from build_int_cst.
14136 * tree.c (build_int_cst, build_int_cstu): New.
14137 (build_int_cst_wide): Renamed from build_int_cst.
14138 (make_vector_type, build_common_tree_nodes,
14139 build_common_tree_nodes_2): Adjust build_int_cst calls.
14140 * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
14141 expand_builtin_strpbrk, expand_builtin_fputs,
14142 build_string_literal, expand_builtin_printf,
14143 expand_builtin_sprintf, fold_builtin_classify_type,
14144 fold_builtin_lround, fold_builtin_bitop, fold_builtin_isascii,
14145 fold_builtin_toascii, fold_builtin_isdigit,
14146 simplify_builtin_strstr, simplify_builtin_strpbrk,
14147 fold_builtin_fputs, simplify_builtin_sprintf): Likewise.
14148 * c-common.c (start_fname_decls, fix_string_type, shorten_compare,
14149 DEF_ATTR_INT): Likewise.
14150 * c-decl.c (complete_array_type, check_bitfield_type_and_width):
14152 * c-lex.c (interpret_integer, lex_charconst): Likewise.
14153 * c-parse.in (primary) <TYPES_COMPATIBLE_P> Likewise.
14154 * c-pretty-print.c (pp_c_integer_constant): Likewise.
14155 * c-typeck.c (really_start_incremental_init, push_init_level,
14156 set_nonincremental_init_from_string): Likewise.
14157 * calls.c (load_register_parameters): Likewise.
14158 convert.c (convert_to_pointer): Likewise.
14159 coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
14160 build_fn_info_type, build_fn_info_value, build_ctr_info_value,
14161 build_gcov_info): Likewise.
14162 * except.c (init_eh, assign_filter_values): Likewise.
14163 * expmed.c (store_fixed_bit_field, extract_bit_field,
14164 extract_fixed_bit_field, extract_split_bit_field, expand_shift,
14165 expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
14166 expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
14167 * expr.c (convert_move, emit_group_load, emit_group_store,
14168 expand_assignment, store_constructor, store_field,
14169 expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
14170 fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
14171 invert_truthvalue, optimize_bit_field_compare,
14172 decode_field_reference, all_ones_mask_p, constant_boolean_node,
14173 fold_div_compare, fold, fold_read_from_constant_string,
14174 fold_negate_const, fold_abs_const, fold_not_const, round_up,
14175 round_down): Likewise.
14176 * function.c (assign_parm_setup_block): Likewise.
14177 * stmt.c (shift_return_value, expand_case, estimate_case_costs):
14179 * stor-layout.c (layout_type, initialize_sizetypes,
14180 set_min_and_max_values_for_integral_type): Likewise.
14181 * tree-chrec.c (chrec_fold_multiply_poly_poly,
14182 reset_evolution_in_loop): Likewise.
14183 * tree-chrec.h (build_polynomial_chrec): Likewise.
14184 * tree-complex.c (build_replicated_const): Likewise.
14185 * tree-eh.c (honor_protect_cleanup_actions,
14186 lower_try_finally_onedest, lower_try_finally_copy,
14187 lower_try_finally_switch): Likewise.
14188 * tree-mudflap.c (mf_build_string, mx_register_decls,
14189 mudflap_register_call, mudflap_enqueue_constant): Likewise.
14190 * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
14191 * tree-pretty-print.c (dump_generic_node): Likewise.
14192 * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
14194 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
14195 * tree-ssa-loop-niter.c (number_of_iterations_cond,
14196 loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
14198 * tree-ssa-loop-ivcanon.c (create_canonical_iv,
14199 canonicalize_loop_induction_variables): Likewise.
14200 * tree-vectorizer.c (vect_create_index_for_array_ref,
14201 vect_transform_loop_bound, vect_compute_data_ref_alignment):
14204 * config/alpha/alpha.c (alpha_initialize_trampoline, alpha_va_start,
14205 alpha_gimplify_va_arg_1): Likewise.
14206 * config/arm/arm.c (arm_get_cookie_size): Likewise.
14207 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
14208 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
14209 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
14210 * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
14211 mips_gimplify_va_arg_expr): Likewise.
14212 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
14213 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
14214 add_compiler_branch_island): Likewise.
14215 * config/s390/s390.c (s390_va_start): Likewise.
14216 * config/sh/sh.c (sh_va_start): Likewise.
14217 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
14219 * config/xtensa/xtensa.c (xtensa_va_start,
14220 xtensa_gimplify_va_arg_expr): Likewise.
14222 * objc/objc-act.c (build_objc_string_object,
14223 build_objc_symtab_template, init_def_list, init_objc_symtab,
14224 init_module_descriptor, generate_static_references,
14225 build_selector_translation_table, get_proto_encoding,
14226 build_typed_selector_reference, build_selector_reference,
14227 build_next_objc_exception_stuff,
14228 build_method_prototype_list_template, generate_descriptor_table,
14229 generate_protocols, build_protocol_initializer,
14230 build_ivar_list_template, build_method_list_template,
14231 build_ivar_list_initializer, generate_ivars_list,
14232 generate_dispatch_table, generate_protocol_list,
14233 build_category_initializer, build_shared_structure_initializer,
14234 generate_shared_structures, handle_impent,
14235 generate_objc_image_info): Likewise.
14237 2004-04-25 Paolo Bonzini <bonzini@gnu.org>
14239 * cfglayout.c (duplicate_insn_chain): Remove references to
14240 NOTE_INSN_LOOP_VTOP and NOTE_INSN_LOOP_CONT.
14241 * cfgloop.h (struct loop): Remove fields vtop, cont and cont_dominator.
14242 * cfgrtl.c (rtl_delete_block): Remove handling of NOTE_INSN_LOOP_CONT.
14243 * final.c (final_scan_insn): Remove references to NOTE_INSN_LOOP_VTOP
14244 and NOTE_INSN_LOOP_CONT.
14245 * insn-notes.def (NOTE_INSN_LOOP_VTOP, NOTE_INSN_LOOP_CONT): Remove.
14246 * jump.c (squeeze_notes): Remove references to NOTE_INSN_LOOP_VTOP
14247 and NOTE_INSN_LOOP_CONT.
14248 * loop.c (scan_loops, find_and_verify_loops, for_each_insn_in_loop,
14249 check_dbra_loop, loop_dump_aux): Remove references to removed notes
14251 * reorg.c (mostly_true_jump): Do not rely on NOTE_INSN_LOOP_VTOPs.
14252 * unroll.c (unroll_loop, copy_loop_body, loop_iterations): Remove
14253 references to removed notes and fields.
14254 (subtract_reg_term, ujump_to_loop_cont): Remove.
14256 2004-08-25 Paolo Bonzini <bonzini@gnu.org>
14258 * doc/install.texi: Document that libcpp does not require
14259 Automake any longer. Document that Automake 1.9.1 should
14262 2004-08-25 Zack Weinberg <zack@codesourcery.com>
14264 * flags.h (enum debug_info_type): Remove DWARF_DEBUG.
14265 * defaults.h (PREFERRED_DEBUGGING_TYPE): Remove check for
14266 DWARF_DEBUGGING_INFO from choice-of-definition chain;
14267 restructure using C89 features (#elif, #error).
14268 * c-lex.c, final.c, opts.c, config/cris/cris.c, config/frv/frv.c
14269 * config/sh/sh.h: Remove references to DWARF_DEBUG.
14270 * doc/invoke.texi: Remove references to DWARF version 1;
14271 clarify why -gdwarf-2<n> doesn't work.
14273 2004-08-25 Zack Weinberg <zack@codesourcery.com>
14275 * basic-block.h (BB_SET_PARTITION): Clear old value first.
14276 * cfg.c (clear_bb_flags): Don't clear partition setting.
14277 * ifcvt.c (find_if_case_1): Remove ??? comment.
14279 2004-08-25 Alan Modra <amodra@bigpond.net.au>
14282 * config/rs6000/rs6000.h (machine_function): Remove sysv_varargs_p.
14283 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
14284 current_function_stdarg in place of sysv_varargs_p.
14285 * config/rs6000/rs6000.c (setup_incoming_varargs): Don't set
14288 2004-08-24 Richard Henderson <rth@redhat.com>
14291 * config/i386/i386.c (legitimate_constant_p): Rework to not accept
14292 random codes within CONST.
14294 2004-08-24 James E Wilson <wilson@specifixinc.com>
14296 * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS): Remove
14297 -freorder-blocks-and-partition.
14299 2004-08-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14301 PR middle-end/17044
14302 * tree-ssa-threadupdate.c (redirection_data): Make static.
14303 (thread_block): Use ggc_alloc_cleared to allocate struct
14304 redirection_data. Don't free elements in redirection_data.
14306 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
14308 * config/mips/predicates.md (small_data_pattern): Match prefetches.
14310 2004-08-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
14312 PR tree-optimization/17016
14313 * tree-ssa-loop-niter.c (number_of_iterations_cond,
14314 number_of_iterations_exit): Use POINTER_TYPE_P instead
14315 of testing for POINTER_TYPE.
14317 2004-08-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
14319 * tree-ssa-loop-ivcanon.c: New file.
14320 * tree-ssa-loop-manip.c (create_iv): New function.
14321 * Makefile.in (tree-ssa-loop-ivcanon.o): Add.
14322 (tree-ssa-loop.o, tree-ssa-loop-manip.o): Add SCEV_H dependency.
14323 * cfgloop.c (mark_single_exit_loops): New function.
14324 (verify_loop_structure): Verify single-exit loops.
14325 * cfgloop.h (struct loop): Add single_exit field.
14326 (LOOPS_HAVE_MARKED_SINGLE_EXITS): New constant.
14327 (mark_single_exit_loops): Declare.
14328 (tree_num_loop_insns): Declare.
14329 * cfgloopmanip.c (update_single_exits_after_duplication): New function.
14330 (duplicate_loop_to_header_edge): Use it.
14331 * common.opt (fivcanon): New flag.
14332 * timevar.def (TV_TREE_LOOP_IVCANON, TV_COMPLETE_UNROLL): New timevars.
14333 * tree-cfg.c (tree_find_edge_insert_loc): Return newly created block.
14334 (bsi_commit_edge_inserts_1): Pass null to tree_find_edge_insert_loc.
14335 (bsi_insert_on_edge_immediate): New function.
14336 * tree-flow.h (bsi_insert_on_edge_immediate,
14337 canonicalize_induction_variables, tree_unroll_loops_completely,
14338 create_iv): Declare.
14339 * tree-optimize.c (init_tree_optimization_passes): Add
14340 pass_iv_canon and pass_complete_unroll.
14341 * tree-pass.h (pass_iv_canon, pass_complete_unroll): Declare.
14342 * tree-scalar-evolution.c (get_loop_exit_condition,
14343 get_exit_conditions_rec, number_of_iterations_in_loop,
14344 scev_initialize): Use single_exit information.
14345 * tree-ssa-loop-niter.c (number_of_iterations_cond): Record
14346 missing assumptions.
14347 (loop_niter_by_eval): Return number of iterations as unsigned
14349 * tree-ssa-loop.c (tree_ssa_loop_init): Mark single exit loops.
14350 (tree_ssa_loop_ivcanon, gate_tree_ssa_loop_ivcanon, pass_iv_canon,
14351 tree_complete_unroll, gate_tree_complete_unroll, pass_complete_unroll):
14353 (tree_ssa_loop_done): Call free_numbers_of_iterations_estimates.
14354 * tree-ssanames.c (make_ssa_name): Allow creating ssa name before
14355 the defining statement is ready.
14356 * tree-vectorizer.c (vect_create_iv_simple): Removed.
14357 (vect_create_index_for_array_ref, vect_transform_loop_bound):
14359 (vect_transform_loop_bound): Use single_exit information.
14360 (vect_analyze_loop_form): Cleanup bogus tests.
14361 (vectorize_loops): Do not call flow_loop_scan.
14362 * tree.h (may_negate_without_overflow_p): Declare.
14363 * fold-const.c (may_negate_without_overflow_p): Split out from ...
14364 (negate_expr_p): ... this function.
14365 (tree_expr_nonzero_p): Handle overflowed constants correctly.
14366 * doc/invoke.texi (-fivcanon): Document.
14367 * doc/passes.texi: Document canonical induction variable creation.
14369 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
14371 * config/mips/mips.h (ISA_HAS_INT_CONDMOVE): Delete.
14372 * config/mips/mips.c (print_operand): Fold %B/%b handling into %T/%t,
14373 using the mode of the operand to decide between them.
14374 * config/mips/mips.md (MOVECC): New mode macro.
14375 (ccreg): New mode attribute.
14376 (*mov{si,di,sf,df}_on_{cc,si,di}): Name formerly unnamed patterns.
14377 Redefine using :GPR and :MOVECC. Use %T and %t for the condition.
14378 (mov[sd]icc): Redefine using :GPR.
14380 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
14382 * config/mips/mips-protos.h (mips_emit_prefetch): Delete.
14383 (mips_prefetch_cookie): New function.
14384 * config/mips/mips.c (print_operand_address): Fix handling of
14386 (mips_emit_prefetch): Delete.
14387 (mips_prefetch_cookie): New function.
14388 * config/mips/mips.md (prefetch): Turn into a define_insn. Use a
14389 mode of QImode for the address_operand. Use mips_prefetch_cookie
14390 to calculate the first "pref" operand.
14391 (prefetch_[sd]i, prefetch_[sd]i_address): Delete.
14392 (prefetch_indexed_[sd]i): Redefine using :P. Use mips_prefetch_cookie.
14394 2004-08-24 Richard Earnshaw <rearnsha@arm.com>
14396 * arm.md: Include predicates.md.
14397 * predicates.md: New file.
14398 * arm.c (s_register_operand, arm_hard_register_operand)
14399 (arm_general_register_operand, f_register_operand, reg_or_int_operand)
14400 (arm_immediate_operand, arm_neg_immediate_operand)
14401 (arm_not_immediate_operand, arm_rhs_operand, arm_rhsm_operand)
14402 (arm_add_operand, arm_addimm_operand, arm_not_operand)
14403 (offsettable_memory_operand, alignable_memory_operand)
14404 (arm_reload_memory_operand, arm_float_rhs_operand)
14405 (arm_float_add_operand, vfp_compare_operand, arm_float_compare_operand)
14406 (index_operand, shiftable_operator, logical_binary_operator)
14407 (shift_operator, equality_operator, arm_comparison_operator)
14408 (minmax_operator, cc_register, dominant_cc_register)
14409 (arm_extendqisi_mem_op, power_of_two_operand, nonimmediate_di_operand)
14410 (di_operand, nonimmediate_soft_df_operand, soft_df_operand)
14411 (const_shift_operand, load_multiple_operation)
14412 (store_multiple_operation, multi_register_push, thumb_cmp_operand)
14413 (thumb_cmpneg_operand, thumb_cbrch_target_operand)
14414 (cirrus_register_operand, cirrus_fp_register)
14415 (cirrus_shift_const): Delete, replaced with equivalents in
14417 (shift_op): Handle ROTATE.
14418 * arm-protos.h: Delete declarations for above.
14419 * arm.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
14420 * t-arm (MD_INCLUDES): Add predicates.md.
14421 (s-preds): Depends on MD_INCLUDES.
14423 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
14425 * config/mips/mips.c (mips_gen_conditional_trap): Fix mode.
14426 * config/mips/mips.md (*conditional_trap[sd]i): Name previously unnamed
14427 patterns. Redefine using :GPR. Give the match_operator a mode.
14428 Use '%2' rather than '%z2' for operand 2.
14430 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
14432 * config/mips/mips.md (load_call[sd]i): Redefine using :P. Add mode
14435 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
14437 * config/mips/mips.md (indirect_jump): Use force_reg. Adjust names
14438 of internal patterns.
14439 (indirect_jump[sd]i): Renamed from indirect_jump_internal[12].
14441 (tablejump): Use expand_binop to calculate address. Adjust names
14442 of internal patterns.
14443 (tablejump[sd]i): Renamed from tablejump_internal[12].
14445 (tablejump_mips16[12]): Delete.
14447 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
14449 * config/mips/mips.md (*seq_[sd]i, *seq_[sd]i_mips16, *sne_[sd]i)
14450 (*sgt_[sd]i, *sgt_[sd]i_mips16, *sge_[sd]i, *slt_[sd]i)
14451 (*slt_[sd]i_mips16, *sle_[sd]i, *sle_[sd]i_mips16, *sgtu_[sd]i)
14452 (*sgtu_[sd]i_mips16, *sge_[sd]i, *sltu_[sd]i, *sltu_[sd]i_mips16)
14453 (*sleu_[sd]i, *sleu_[sd]i_mips16): Redefine using :GPR.
14455 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
14457 * config/mips/mips.md (cmpsi, cmpdi): Redefine using :GPR.
14458 (*branch_zero[sd]i): Renamed from branch_zero{,_di}. Redefine
14460 (*branch_zero[sd]i_inverted): Likewise branch_zero{,_di}_inverted.
14461 (*branch_equality[sd]i): Likewise branch_equality{,_di}.
14462 (*branch_equality[sd]i_inverted): Likewise
14463 branch_equality{,_di}_inverted.
14464 (*branch_equality[sd]i_mips16): Name formerly unnamed patterns.
14465 Redefine using :GPR.
14467 2004-08-24 Zack Weinberg <zack@codesourcery.com>
14469 * rtl.def: Reorganize, placing all codes used only in machine
14470 descriptions at the end.
14472 * rtl.def: Wrap MD-only codes in #ifdef GENERATOR_FILE.
14473 * gengtype.c: Don't include rtl.h. Define enum rtx_code and
14474 rtx_name, rtx_format arrays by direct reference to rtl.def,
14475 first undefining GENERATOR_FILE. Define enum insn_note and
14476 note_insn_name array by direct reference to insn-notes.def.
14477 (adjust_field_rtx_def): Remove local definition of rtx_name.
14478 Use symbolic names for insn notes.
14479 * Makefile.in (gengtype.o): Update dependencies.
14481 2004-08-24 Zack Weinberg <zack@codesourcery.com>
14483 * basic-block.h (struct basic_block_def): Reorder fields to
14484 eliminate interior padding. Remove 'partition' field.
14485 (BB_DISABLE_SCHEDULE, BB_HOT_PARTITION, BB_COLD_PARTITION)
14486 (BB_UNPARTITIONED, BB_PARTITION, BB_SET_PARTITION)
14487 (BB_COPY_PARTITION): New macros.
14488 * bb-reorder.c, cfgcleanup.c, cfglayout.c, cfgrtl.c, ifcvt.c
14489 Replace all references to the 'partition' field of a basic
14490 block with new macros.
14492 * insn-notes.def: Delete NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
14493 * final.c (final_scan_insn): Don't handle it.
14494 * modulo-sched.c: Set BB_DISABLE_SCHEDULE flag on g->bb
14495 instead of emitting a NOTE_INSN_DISABLE_SCHED_OF_BLOCK note.
14496 * sched-rgn.c (sched_is_disabled_for_current_region_p):
14497 Look for a BB_DISABLE_SCHEDULE flag on the block instead of a note.
14499 2004-08-24 Nathan Sidwell <nathan@codesourcery.com>
14501 * c-decl.c (c_init_decl_processing): Adjust
14502 build_common_tree_nodes call.
14503 * expmed.c (const_mult_add_overflow_p): Use
14504 build_distinct_type_copy.
14505 * stor-layout.c (early_type_list): Remove.
14506 (layout_type): Don't append to early_type_list.
14507 (initialize_sizetypes): Add signed_p argument.
14508 (set_sizetype): Overwrite the stub type nodes directly.
14509 * tree.c (copy_node_stat): Clear a type's value cache here ...
14510 (build_distinct_type): ... not here.
14511 (build_common_tree_nodes): Add signed_sizetype argument. Adjust.
14512 * tree.h (initialize_sizetypes): Add signed_p argument.
14513 (build_common_tree_nodes): Likewise.
14515 * objc/objc-act.c (get_static_reference): Use
14516 build_variant_type_copy.
14517 (get_protocol_reference): Likewise.
14518 * objc/objc-act.h (TREE_STATIC_TEMPLATE): Use TREE_PRIVATE.
14520 2004-08-24 Richard Henderson <rth@redhat.com>
14521 Andrew Pinski <apinski@apple.com>
14523 * gimplify.c (gimplify_array_ref_to_plus): Delete.
14524 (gimplify_addr_expr): Do not call gimplify_array_ref_to_plus
14527 * config/rs6000/rs6000.c (altivec_expand_builtin): Go passed
14528 ARRAY_REF also to get to the STRING_CST.
14530 2004-08-24 Paul Brook <paul@codesourcery.com>
14532 * config/arm/arm.c (arm_override_options): Update error message.
14533 * config/arm/arm.h (TARGET_HARD_FLOAT): Rename to
14534 TARGET_HARD_FLOAT_ABI.
14535 (TARGET_SOFT_FLOAT_ABI): Rename to TARGET_HARD_FLOAT.
14536 (LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Use TARGET_HARD_FLOAT_ABI.
14538 2004-08-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
14541 * config/m32r.md (movsi_sda): Add SI mode specification to
14544 2004-08-24 Nick Clifton <nickc@redhat.com>
14546 * config/m32r/m32r.h (PREDICATE_CODES): Remove duplicate definition
14547 of seth_add3_operand.
14549 2004-08-24 Nathan Sidwell <nathan@codesourcery.com>
14551 * Makefile.in (PROTO_OBJS): Add errors.o.
14552 * protoize.c (fancy_abort): Remove.
14553 * mips-tfile.c (fancy_abort): Add parameters.
14555 2004-08-24 Jonathan Wakely <redi@gcc.gnu.org>
14557 * doc/trouble.texi (C++ misunderstandings): Fix example code.
14559 2004-08-24 Andreas Tobler <a.tobler@schweiz.ch>
14561 * Makefile.in (HOOKS_H): Add dependency on MACHMODE_H.
14562 (host-default.o): Add dependency on HOOKS_H.
14563 * config/x-linux: Likewise.
14564 * config/x-solaris: Likewise.
14565 * config/i386/x-mingw32: Likewise.
14566 * config/rs6000/x-darwin: Likewise.
14568 2004-08-23 James E Wilson <wilson@specifixinc.com>
14570 * reg-notes.def (REG_NOTE): In comment, change DEF_INSN_NOTE to
14573 2004-08-23 Mark Mitchell <mark@codesourcery.com>
14576 * dwarf2out.c (loc_descriptor_from_tree): Robustify.
14578 2004-08-23 Diego Novillo <dnovillo@redhat.com>
14580 * cfg.c (check_bb_profile): Fix typos.
14581 * function.c (assign_parm_is_stack_parm): Likewise.
14582 * tree-nested.c: Likewise.
14584 2004-08-23 Daniel Jacobowitz <dan@debian.org>
14586 * ggc-zone.c (struc alloc_chunk): Rearrange flag bits and SIZE.
14588 (ggc_alloc_zone_1): Mark TYPE as unused. Don't save it in the chunk.
14590 2004-08-23 Eric Christopher <echristo@redhat.com>
14592 * defaults.h (VECTOR_MODE_SUPPORTED_P): Remove macro.
14593 * system.h (VECTOR_MODE_SUPPORTED_P): Poison.
14594 * target-def.h (TARGET_VECTOR_MODE_SUPPORTED_P): Define.
14596 * hooks.h: Include machmode.h.
14597 (hook_bool_mode_false): Declare.
14598 * hooks.c (hook_bool_mode_false): Define.
14599 * expr.c (vector_mode_valid_p): Use targetm.vector_mode_supported_p.
14600 * stor-layout.c (layout_type): Ditto.
14601 * config/alpha/alpha.c (alpha_vector_mode_supported_p): New function.
14602 Define to target macro.
14603 * config/alpha/alpha.h (VECTOR_MODE_SUPPORTED_P): Delete.
14604 * config/arm/arm.c: Ditto. Use.
14605 * config/arm/arm.h: Ditto.
14606 * config/arm/arm-protos.h: Ditto.
14607 * config/i386/i386.c: Ditto.
14608 * config/i386/i386.h: Ditto.
14609 * config/rs6000/rs6000.c: Ditto.
14610 * config/rs6000/rs6000.h: Ditto.
14611 * config/sh/sh.c: Ditto.
14612 * config/sh/sh.h: Ditto.
14613 * config/sh/sh-protos.h: Ditto.
14614 * config/sh/sh.md: Use.
14615 * doc/tm.texi: Move documentation for VECTOR_MODE_SUPPORTED_P
14616 to TARGET_VECTOR_MODE_SUPPORTED_P.
14618 2004-08-23 Nathan Sidwell <nathan@codesourcery.com>
14620 * Makefile.in (BUILD_ERRORS): Set to build-errors.
14621 (errors.o): New target for host.
14622 (build-errors.o): New target for build.
14623 (genobjs): Replace errors.o with build-errors.
14624 (gengenrtl$(buildexeext)): Add $(BUILD_ERRORS).
14625 (GCOV_OBJS, GCOV_DUMP_OBJS): Add errors.o.
14626 (fix-headers$(build_exeext)): Add $(BUILD_ERRORS).
14627 (fix-header.o): Add errors.h
14628 * collect2.c (fancy_abort): Add parameters.
14629 * collect2.h (fancy_abort): Don't declare.
14630 * errors.h (fancy_abort): Don't declare.
14631 * errors.c: Include either bconfig.h or config.h.
14632 (fancy_abort): Trim filename.
14633 * fix-header.c (v_fatal, fatal): Remove.
14634 (progname): Remove definition.
14635 (main): Set progname here.
14636 * gcc.c (fancy_abort): Add parameters.
14637 * gcc.h (fancy_abort): Remove declaration.
14638 * gcov.c (fancy_abort): Remove.
14639 * rtl.h (fancy_abort): Don't declare.
14640 (abort): Don't define.
14641 * tree.h (fancy_abort): Don't declare.
14642 (abort): Don't define.
14643 * system.h (fancy_abort): Declare.
14644 (abort): Define to fancy_abort.
14645 * fixinc/Makefile.in (ALLOBJ): Add ../build-errors.o
14647 * tree.h (enum size_type_kind): Remove USIZETYPE, UBITSIZETYPE.
14648 (usize_type, ubitsizetype): Remove.
14649 * stor-layout.c (set_sizetype): Don't initialize usizetype,
14651 * fold-const.c (size_diffop): TYPE can never be ubitsizetype.
14653 * tree.h (build_distinct_type_copy): New.
14654 (build_type_copy): ... here. Rename to ...
14655 (build_variant_type_copy): ... here.
14656 * tree.c (build_qualified_type): Rename build_type_copy call.
14657 (build_distinct_type_copy): New, broken out of ...
14658 (build_type_copy): ... here. Rename to ...
14659 (build_variant_type_copy): ... here. Use
14660 build_distinct_type_copy.
14661 (build_common_tree_nodes_2): Rename build_type_copy call.
14662 * c-common.c (c_common_nodes_and_builtins): Rename build_type_copy
14664 (handle_packed_attribute, handle_unused_attribute,
14665 handle_transparanet_union_attribute, handle_aligned_attribute,
14666 handle_deprecated_attribute): Likewise.
14667 * c-decl.c (clone_underlying_type, store_parm_decls_oldstyle):
14669 * config/arm/arm.c (arm_handle_isr_attribyte): Likewise.
14670 * config/rs6000/rs6000.c (rs6000_init_builtins): Use
14671 build_distinct_type_copy.
14673 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
14675 * config/mips/mips.md (mfhilo_[sd]i): Redefine using :GPR. Add mode
14678 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
14680 * config/mips/mips.md (length): Don't use mips_fetch_insns for indexed
14682 (*lwxc1_<mode>, *ldxc1_<mode>, *swxc1_<mode>, *sdxc1_<mode>): Name
14683 formerly unnamed patterns. Redefine using :P for the address. Remove
14684 explicit length attributes.
14686 2004-08-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
14688 * tree-ssa-loop-im.c (fem_single_reachable_address, for_each_memref):
14690 (single_reachable_address): Use them.
14691 (schedule_sm): Add dump.
14692 (is_call_clobbered_ref): New function.
14693 (determine_lsm_reg): Check whether the reference is call clobbered.
14694 Only work for gimple_reg_type values.
14696 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
14698 * config/mips/mips.md (*mov<mode>_ra): Name previously unnamed MIPS16
14699 $31 store insns. Redefine using :GPR.
14701 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
14703 * config/mips/mips.md (P): New mode macro.
14704 (*xgot_hi[sd]i, *xgot_lo[sd]i, *got_disp[sd]i, *got_page[sd]i)
14705 (*load_got[sd]i, *low[sd]i, *low[sd]i_mips16): Redefine using :P.
14706 Add mode attributes.
14708 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
14710 * config/mips/mips.md (UNSPEC_[LS][WD][LR]): Delete in favor of...
14711 (UNSPEC_{LOAD,STORE}_{LEFT,RIGHT}): ...these new constants. Shuffle
14712 later constants to cover the gap.
14713 (load, store): New mode attributes.
14714 (mov_l[wd]l, mov_l[wd]r, mov_s[wd]l, mov_s[wd]r): Redefine using :GPR.
14715 Use new unspec constants.
14717 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
14719 * config/mips/mips.md (one_cmpl[sd]i2): Redefine using :GPR.
14720 (and[sd]3, ior[sd]i3, xor[sd]i3): Likewise. Change 32-bit patterns
14721 to use register_operand rather than uns_arith_operand as the predicate
14722 for operand 1. Remove redundant MIPS16 force_reg() for operand 1.
14723 (*and[sd]i3, *ior[sd]i3, *xor[sd]i3): Name formerly unnamed patterns.
14724 Redefine using :GPR. Make same predicate change here. Extend the
14725 commutativity of operands 1 and 2 from the SImode version to the
14727 (*and[sd]i3_mips16, *ior[sd]i3_mips16, *xor[sd]i3_mips16): Likewise,
14728 but with no predicate changes.
14729 (*nor[sd]i3): Redefine using :GPR.
14731 2004-08-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
14733 * tree-ssa-operands.c (get_call_expr_operands): Add VUSE operands for
14734 noreturn functions.
14736 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
14738 * config/mips/mips.h (ISA_HAS_DCLZ_DCLO): Delete.
14739 * config/mips/mips.md (abs[sd]i2): Redefine using :GPR. Only use
14740 branch-likely insns for absdi2 if GENERATE_BRANCHLIKELY. Use "%."
14741 rather than "%z2" (with a fake const0_rtx for operand 2).
14742 (ffs[sd]i2): Redefine using :GPR.
14743 (clz[sd]i2): Likewise. Use ISA_HAS_CLO_CLZ for the 64-bit case.
14745 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
14747 * config/mips/mips.md ({,u}divmod[sd]i4): Redefine using :GPR.
14749 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
14751 * config/mips/mips.md (any_extend): New code macro.
14752 (u, su): New code attributes.
14753 ({,u}mulsidi3, {,u}mulsidi3_32bit_internal, {,u}mulsidi3_32bit_r4000)
14754 ({u,s}mulsi3_highpart, {u,s}mulsi3_highpart_internal)
14755 ({u,s}mulsi3_highpart_mulhi_internal, {s,u}muldi3_highpart)
14756 (*{s,u}mul_acc_di): Redefine using any_extend.
14757 (*{,u}muls_di, *{s,u}msac_di): Likewise. Change names of patterns
14758 to reflect real insn names.
14759 (*mulsidi3_64bit, *mulsidi3_64bit_parts): Replace use of match_operator
14760 with an any_extend template.
14761 ({u,s}mulsi3_highpart_neg_mulhi_internal): Redefine using any_extend.
14764 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
14766 * config/mips/mips.h (GENERATE_MULT3_SI): Check TARGET_MAD.
14767 * config/mips/mips.md (mul[sd]i3, mul[sd]i3_internal)
14768 (mul[sd]i3_r4000): Redefine using :GPR.
14769 (mulsi3_mult3): Don't check TARGET_MAD separately.
14770 (muldi3_mult3): Moved after mulsi_mult3.
14772 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
14774 * config.gcc (mips-*-*): Remove definitions of MASK_GAS and
14775 OBJECT_FORMAT_ELF. Set MASK_SPLIT_ADDR by default if using GNU ld.
14776 * config/mips/mips.h (MASK_GAS): Delete. Shuffle later masks down.
14777 (TARGET_GAS, TARGET_MIPS_AS): Delete.
14778 (TARGET_GPWORD): Define to true for n32 on IRIX.
14779 (TARGET_SWITCHES): Remove -mmips-as. Turn -mgas into a no-op.
14780 (MIPS_AS_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC): Delete.
14781 (GAS_ASM_SPEC): Delete, folding into ASM_SPEC.
14782 (ASM_ABI_DEFAULT_SPEC, TARGET_ASM_SPEC): Delete.
14783 (MDEBUG_ASM_SPEC): Delete, folding into...
14784 (SUBTARGET_ASM_DEBUGGING_SPEC): ...here.
14785 (ASM_SPEC): Inline old GAS_ASM_SPEC. Use GNU names for ABI switches.
14786 (EXTRA_SPECS): Remove mips_as_asm_spec, gas_asm_spec, target_asm_spec,
14787 subtarget_mips_as_asm_spec, mdebug_asm_spec. Use MULTILIB_ABI_DEFAULT
14788 to define asm_abi_default_spec.
14789 (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP): Delete.
14790 (TARGET_ASM_SELECT_SECTION): Delete.
14791 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Define to 0x7ff0
14792 for non-mips16 code, removing previous workaround for SGI assemblers.
14793 (TARGET_ASM_INTEGER, mips_assemble_integer): Delete.
14794 (TARGET_ASM_ALIGNED_DI_OP): Define this instead.
14795 (override_options): Remove !TARGET_GAS and !have_named_sections code.
14796 (print_operand): Fold TARGET_GAS conditionals into asm strings.
14797 (mips_output_filename): Remove !TARGET_GAS code. Replace use of
14798 ASM_STABS_OP and ASM_STABN_OP.
14799 (mips_file_start): Remove TARGET_MIPS_AS/TARGET_GAS checks.
14800 (mips_output_aligned_decl_common): Remove mention of SGI o32 assembler.
14801 (mips_output_function_prologue): Remove !TARGET_GAS code.
14802 (mips_select_rtx_section): Remove !have_named_sections code.
14803 (mips_select_section): Delete.
14804 * config/mips/mips.md (trap): Remove !TARGET_GAS check.
14805 * config/mips/linux.h (TARGET_DEFAULT): Remove use of MASK_GAS.
14806 * config/mips/sdb.h (PUT_SDB_DEF, PUT_SDB_PLAIN_DEF): Delete.
14807 (PUT_SDB_BLOCK_START, PUT_SDB_BLOCK_END): Fold TARGET_GAS conditional.
14808 * config/mips/vxworks.h (ASM_SPEC): As for mips.h.
14809 * config/mips/windiss.h (ASM_SPEC): Likewise.
14811 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
14813 * read-rtl.c (map_value, mapping, macro_group): New structures.
14814 (BELLWETHER_CODE): New macro.
14815 (modes, codes, bellwether_codes): New variables.
14816 (find_mode, uses_mode_macro_p, apply_mode_macro, find_code)
14817 (uses_code_macro_p, apply_code_macro, apply_macro_to_string)
14818 (apply_macro_to_rtx, uses_macro_p, add_condition_to_string)
14819 (add_condition_to_rtx, apply_macro_traverse, add_mapping)
14820 (add_map_value, initialize_macros): New functions.
14821 (def_hash, def_hash_eq_p): Generalize to anything that points to,
14822 or starts with, a char * field.
14823 (find_macro, read_mapping, check_code_macro): New functions.
14824 (read_rtx_1): New, split out from read_rtx. Handle the new
14825 define_{mode,code}_{macro,attr} constructs. Use find_macro
14826 to parse the name of a code or mode. Use BELLWETHER_CODE to
14827 extract the format and to choose a suitable code for rtx_alloc.
14828 Modify recursive invocations to use read_rtx_1.
14829 (read_rtx): Call initialize_macros. Apply code and mode macros
14830 to the rtx returned by read_rtx_1. Cache everything after the
14831 first macro expansion for subsequent read_rtx calls.
14832 * doc/md.texi: Document new .md constructs.
14833 * config/mips/mips.md (GPR): New mode macro.
14834 (d, si8_di5): New mode attributes.
14835 (any_cond): New code macro.
14836 (add[sd]i3): Redefine using :GPR.
14837 (*add[sd]i3): Likewise, renaming from add[sd]i3_internal.
14838 (*add[sd]i3_sp[12], *add<mode>3_mips16): Redefine using :GPR, naming
14839 previously unnamed MIPS16 patterns.
14840 (*addsi3_extended): Renamed from addsi3_internal_2. Fix overly long
14841 lines. Don't match (plus (const_int 0) ...).
14842 (*addsi3_extended_mips16): Name previously unnamed MIPS16 pattern.
14843 Use a define_split to generate the addition.
14844 (sub[sd]i3): Redefine using :GPR. Turn subsi3 into a define_insn.
14845 (subsi3_internal): Delete.
14846 (*subsi3_extended): Renamed from subsi3_internal_2.
14847 (bunordered, bordered, bunlt, bunge, buneq, bltgt, bunle, bungt)
14848 (beq, bne, bgt, bge, blt, ble, bgtu, bgeu, bltu, bleu): Redefine
14849 using an any_cond template.
14851 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
14853 * read-rtl.c (read_rtx): Tidy use of format_ptr.
14855 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
14857 * read-rtl.c (string_obstack): New file-scope variable.
14858 (read_string, read_quoted_string, read_braced_string)
14859 (read_escape): Remove obstack parameter and use string_obstack instead.
14860 (read_rtx): Remove function-local rtl_obstack and initialize
14861 string_obstack instead. Update call to read_string.
14863 2004-08-22 Andrew Pinski <apinski@apple.com>
14866 * c-typeck.c (build_unary_op): Use &a.b if the foldded lowered
14867 expression is not constant.
14868 (c_finish_return): Do not go through INDIRECT_REF when looking
14869 for the inner expression of an ADDR_EXPR for warning about.
14871 2004-08-22 Richard Henderson <rth@redhat.com>
14874 * cfgexpand.c (expand_gimple_tailcall): Detect when we can both
14875 create new blocks and fall through.
14876 (expand_gimple_basic_block): Update to match.
14878 2004-08-22 Ulrich Weigand <uweigand@de.ibm.com>
14880 * reload.c (find_reloads_address): Make return value tri-state.
14881 Return -1 if LEGITIMIZE_RELOAD_ADDRESS succeeded.
14882 (find_reloads): Assume that reloaded addresses match 'o' or
14883 EXTRA_MEMORY_CONSTRAINT constraints only if find_reloads_address
14884 returned 1 (not -1). Omit optional reloads for address operands
14885 only if find_reloads_address returned 1 (not -1).
14887 * config/s390/s390.c (legitimize_reload_address): New function.
14888 * config/s390/s390-protos.h (legitimize_reload_address): Declare.
14889 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Define. Call
14890 legitimize_reload_address.
14892 2004-08-22 Richard Hendersion <rth@redhat.com>
14894 * tree.h (SAVE_EXPR_RESOLVED_P): New.
14895 * gimplify.c (gimplify_save_expr): Use it.
14896 * expr.c (expand_expr_real_1): Likewise. Also set DECL_IGNORED_P
14897 on the temporary variable.
14899 2004-08-22 Andrew Pinski <pinskia@physics.uc.edu>
14901 * fold-const.c (rtl_expr_nonnegative_p): Delete.
14902 * tree.h (rtl_expr_nonnegative_p): Remove.
14904 2004-08-22 Steven Bosscher <stevenb@suse.de>
14906 * config/i386/ppro.md (ppro_complex_insn): Add missing check
14907 for cpu==pentiumpro.
14909 * combine.c (struct reg_stat): Fix comment typo.
14911 2004-08-22 Joseph S. Myers <jsm@polyomino.org.uk>
14913 * c-tree.h (c_sizeof_nowarn): Remove.
14915 2004-08-21 Joseph S. Myers <jsm@polyomino.org.uk>
14917 * c-decl.c (set_array_declarator_type): Rename to
14918 set_array_declarator_inner.
14919 (build_c_parm, build_attrs_declarator, build_function_declarator):
14921 (make_pointer_declarator): Call build_attrs_declarator.
14922 * c-tree.h (set_array_declarator_type): Rename to
14923 set_array_declarator_inner.
14924 (build_c_parm, build_attrs_declarator, build_function_declarator):
14926 * c-parse.in (after_type_declarator,
14927 parm_declarator_starttypename, parm_declarator_nostarttypename,
14928 notype_declarator, absdcl_maybe_attribute, direct_absdcl1, parm,
14929 firstparm): Use these functions
14931 2004-08-21 Joseph S. Myers <jsm@polyomino.org.uk>
14933 * c-decl.c (build_array_declarator, set_array_declarator_type,
14934 start_decl, grokdeclarator, grokparms): Change boolean parameters
14936 * c-tree.h (build_array_declarator, set_array_declarator_type,
14937 start_decl): Update prototypes.
14938 * c-decl.c, c-parse.in: All callers changed.
14940 2004-08-21 Mike Stump <mrs@apple.com>
14942 * config/rs6000/darwin.h (SUBTARGET_OPTIONS): Move from here, to...
14943 (darwin_fix_and_continue): Likewise.
14944 (darwin_fix_and_continue_switch): Likewise.
14945 * config/darwin.h (SUBTARGET_OPTIONS): ...here, to fix -mone-byte-bool.
14946 (darwin_fix_and_continue): Likewise.
14947 (darwin_fix_and_continue_switch): Likewise.
14949 2004-08-21 Danny Smith <dannysmith@users.sourceforge.net>
14952 * config/i386/winnt/c (gen_stdcall_suffix, gen_fastcall_suffix):
14953 Remove, merging into ...
14954 (gen_stdcall_or_fastcall_suffix): New function, returning tree
14955 rather than const char*, and accepting additional parameter.
14956 Don't add suffix to '*'-prefixed symbols or variadic functions.
14957 (i386_pe_encode_section_info): Adjust for call to new function.
14958 Call change_decl_assembler_name.
14960 2004-08-20 Mike Stump <mrs@apple.com>
14962 * config/darwin.c (machopic_indirect_data_reference): Mark
14964 * config/386/386.c (darwin_local_data_pic): Add.
14965 (legitimate_constant_p): Reorder so that PLUS handling runs
14966 before darwin_local_data_pic to match the ordering in
14967 legitimate_pic_address_disp_p and so that MINUS runs after
14968 darwin_local_data_pic as otherwise the darwin_local_data_pic
14969 logic can be skipped, which would be very bad.
14970 (legitimate_pic_address_disp_p): Move from from here to
14971 darwin_local_data_pic so it can be reused.
14973 2004-08-21 Alan Modra <amodra@bigpond.net.au>
14975 * config/rs6000/linux64.h (DOT_SYMBOLS): Define.
14976 (CRT_CALL_STATIC_FUNCTION): Define !DOT_SYMBOLS version.
14977 (ASM_DECLARE_FUNCTION_SIZE): Modify for !DOT_SYMBOLS.
14978 (ASM_OUTPUT_SOURCE_LINE, DBX_OUTPUT_BRAC, DBX_OUTPUT_NFUN): Likewise.
14979 (RS6000_ABI_NAME): Define as "linux".
14980 (SUBSUBTARGET_OVERRIDE_OPTIONS): Set dot_symbols.
14981 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Select
14982 ABI_AIX when rs6000_abi_name is "linux" and TARGET_64BIT.
14983 * config/rs6000/rs6000-protos.h (rs6000_output_function_entry): Decl.
14984 * config/rs6000/rs6000.c (dot_symbols): New global var.
14985 (rs6000_output_function_entry): New function, modified for
14987 (print_operand <case 'z'>): ..extracted from here.
14988 (rs6000_assemble_visibility): Modify for !DOT_SYMBOLS.
14989 (rs6000_output_function_epilogue): Likewise.
14990 (rs6000_elf_declare_function_name): Likewise.
14991 * config/rs6000/rs6000.h (DOT_SYMBOLS): Define.
14992 (ASM_WEAKEN_DECL, ASM_OUTPUT_DEF_FROM_DECLS): Modify for !DOT_SYMBOLS.
14993 * configure.ac (HAVE_LD_NO_DOT_SYMS): Add new AC_DEFINE.
14994 * configure: Regenerate.
14995 * config.in: Regenerate.
14997 2004-08-20 Mark Mitchell <mark@codesourcery.com>
14999 * reload.c (find_reloads_address): Fix thinko in previous change.
15001 * reload.c (find_reloads_address): Reload the sum of a LO_SUM and
15004 2004-08-20 Jakub Jelinek <jakub@redhat.com>
15006 PR rtl-optimization/17099
15007 * combine.c (force_to_mode): Check if inner_mask has any bits set
15008 outside of GET_MODE (x) instead of op_mode.
15010 2004-08-20 Mark Mitchell <mark@codesourcery.com>
15012 * config.gcc (arm*-*-symbianelf*): Add t-symbian Makefile
15014 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Fix typo.
15015 (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=3 to the assembler.
15016 * config/arm/symbian.h (SUBTARGET_CPU_DEFAULT): Assume ARMV5
15018 (SUBTARGET_ASM_FLOAT_SPEC): Default to -mfpu=vfp for hard-float
15020 * config/arm/t-symbian: New file.
15022 2004-08-20 Andrew Pinski <apinski@apple.com>
15024 * regrename.c (kill_value_regno): ANSIfy.
15026 2004-08-20 Dale Johannesen <dalej@apple.com>
15028 * config/rs6000/rs6000.c (rs6000_rtx_costs): Improve DIV/MOD.
15030 2004-08-20 Daniel Jacobowitz <dan@debian.org>
15032 * regrename.c (kill_value_one_regno): Renamed from kill_value_regno.
15033 (kill_value_regno): New function, derived from kill_value.
15034 (kill_value): Update.
15035 (copyprop_hardreg_forward_1): Update call to kill_value_regno.
15037 2004-08-20 Daniel Berlin <dberlin@dberlin.org>
15039 Fix PR tree-optimization/17111
15040 * tree-ssa-pre.c (create_value_expr_from): Don't change the types
15041 of non-value_handles.
15042 (bitmap_set_contains): All constants are in every set.
15044 2004-08-20 Nathan Sidwell <nathan@codesourcery.com>
15046 * fold-const.c (round_up, round_down): Use build_int_cst.
15047 Optimize common case.
15049 2004-08-20 Zack Weinberg <zack@codesourcery.com>
15050 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15052 * config/pa/pa-protos.h (readonly_data, one_only_readonly_data_section,
15053 one_only_data_section): Rename to som_readonly_data_section,
15054 som_one_only_readonly_data_section and som_one_only_data_section.
15055 * config/pa/pa.c (ONE_ONLY_TEXT_SECTION_ASM_OP,
15056 NEW_TEXT_SECTION_ASM_OP, DEFAULT_TEXT_SECTION_ASM_OP): Delete
15057 conditional defines.
15058 (som_text_section_asm_op): Replace ONE_ONLY_TEXT_SECTION_ASM_OP,
15059 NEW_TEXT_SECTION_ASM_OP and DEFAULT_TEXT_SECTION_ASM_OP with actual
15061 (pa_select_section): Use renamed section functions.
15062 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
15063 SOM_READONLY_DATA_SECTION_FUNCTION,
15064 SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
15065 SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION):
15067 * config/pa/som.h: ... not here.
15068 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
15069 ONE_ONLY_TEXT_SECTION_ASM_OP, READONLY_DATA_ASM_OP,
15070 ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
15071 ONE_ONLY_DATA_SECTION_ASM_OP): Delete.
15072 (READONLY_DATA_SECTION): Use som_readonly_data_section.
15074 2004-08-20 Nathan Sidwell <nathan@codesourcery.com>
15076 * fold-const.c (int_const_binop): Don't generate non-overflowing
15077 size-types specially.
15078 (fold_convert_const): Likewise.
15080 * stor-layout.c (initialize_sizetypes): Set SIZETYPE earlier,
15081 clear cache on copied sizetype.
15083 2004-08-20 Ben Elliston <bje@au.ibm.com>
15085 * configure.ac: Don't escape apostrophe in --enable-coverage help.
15086 * configure: Regenerate.
15088 2004-08-20 Danny Smith <dannysmith@users.sourceforge.net>
15091 * gcc.c (struct stat input_stat): Don't define if
15092 HOST_LACKS_INODE_NUMBERS
15093 (do_spec_1): If HOST_LACKS_INODE_NUMBERS, use lrealpath rather
15094 than stat to determine if temp file is same as input file.
15095 * doc/hostconfig.texi: Document HOST_LACKS_INODE_NUMBERS.
15096 * config/i386/xm-mingw32.h: Define HOST_LACKS_INODE_NUMBERS
15098 2004-08-20 Richard Sandiford <rsandifo@redhat.com>
15100 * configure.ac (mips*-*-*): Print an error if not using GAS.
15101 * configure: Regenerated.
15102 * doc/install.texi: Remove irix5 bullet from --with-gnu-as. Remove
15103 comments about buggy MIPSpro assemblers.
15104 * config.gcc (mips-sgi-irix[56]*): Combine stanzas. Include elfos.h
15105 before mips.h and iris.h after it. Use t-iris and t-slibgcc-irix.
15106 Use iris5.h only for IRIX 5 configs. Use iris6.h and t-iris6 for
15107 IRIX 6 configs. Define IRIX_USING_GNU_LD if using GNU ld.
15108 * config/mips/iris5.h (TARGET_IRIX, SWITCHES_NEED_SPACES)
15109 (DEFAULT_SIGNED_CHAR, WORD_SWITCH_TAKES_ARG, SUBTARGET_CC1_SPEC)
15110 (NO_IMPLICIT_EXTERN_C, MIPS_DEFAULT_GVALUE)
15111 (TARGET_ASM_EXTERNAL_LIBCALL): Move to iris.h.
15112 (WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS): Delete in favor
15113 of more general IRIX 6 definitions.
15114 (OBJECT_FORMAT_ELF, ASM_OUTPUT_ASCII, ASM_WEAKEN_LABEL)
15115 (HANDLE_SYSV_PRAGMA): Delete in favor of elfos.h definitions.
15116 (TARGET_IRIX5, ABICALLS_ASM_OP, BSS_SECTION_ASM_OP, HAS_INIT_SECTION)
15117 (LD_INIT_SWITCH, LD_FINI_SWITCH, SUBTARGET_ASM_OPTIMIZING_SPEC)
15118 (ASM_FINAL_SPEC, DBX_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
15119 (PREFERRED_DEBUGGING_TYPE, DWARF2_UNWIND_INFO, SET_FILE_NUMBER)
15120 (LABEL_AFTER_LOC, DOLLARS_IN_IDENTIFIERS, NO_DOLLAR_IN_LABEL)
15121 (TARGET_ASM_NAMED_SECTION, EXTRA_SECTION_FUNCTIONS)
15122 (ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_WEAK_ALIAS)
15123 (SUBTARGET_EXTRA_SPECS): Delete definitions or undefs.
15124 (LINK_SPEC): Move most of definition to iris.h.
15125 (SUBTARGET_LINK_SPEC): New macro.
15126 (IRIX_STARTFILE_SPEC): Fold into...
15127 (STARTFILE_SPEC): ...here.
15128 (IRIX_ENDFILE_SPEC): Fold into...
15129 (ENDFILE_SPEC): ...here.
15130 * config/mips/iris6.h (TARGET_IRIX5): Remove override.
15131 (WCHAR_TYPE, WCHAR_TYPE_SIZE, WINT_TYPE, WINT_TYPE_SIZE)
15132 (DWARF_OFFSET_SIZE, DWARF_INITIAL_LENGTH_SIZE, SET_ASM_OP)
15133 (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES, ASM_DECLARE_OBJECT_NAME)
15134 (ASM_FINISH_DECLARE_OBJECT, LOCAL_LABEL_PREFIX): Move to iris.h.
15135 (TARGET_OS_CPP_BUILTINS): Likewise. Guard IRIX6-specific bits.
15136 (DWARF2_UNWIND_INFO, DWARF2_GENERATE_TEXT_SECTION_LABEL)
15137 (SUBTARGET_CPP_SPEC, DWARF2_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
15138 (PREFERRED_DEBUGGING_TYPE, DWARF2_FRAME_INFO, MD_EXEC_PREFIX)
15139 (ASM_DECLARE_FUNCTION_NAME, ASM_DECLARE_FUNCTION_SIZE)
15140 (FUNCTION_NAME_ALREADY_DECLARED, SUPPORTS_INIT_PRIORITY)
15141 (POPSECTION_ASM_OP, SUBTARGET_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC)
15142 (SUBTARGET_ASM_DEBUGGING_SPEC, SUBTARGET_ASM_OPTIMIZING_SPEC)
15143 (BSS_SECTION_ASM_OP*, READONLY_DATA_SECTION_ASM_OP*)
15144 (EH_FRAME_SECTION_NAME, MUST_USE_SJLJ_EXCEPTIONS, CTORS_SECTION_ASM_OP)
15145 (DTORS_SECTION_ASM_OP, TARGET_ASM_NAMED_SECTION, EH_FRAME_SECTION_NAME)
15146 (ASM_OUTPUT_ALIGN, ASM_OUTPUT_FILENAME, ASM_OUTPUT_ALIGNED_LOCAL)
15147 (ASM_OUTPUT_ALIGNED_BSS): Remove definitions or undefs.
15148 (TARGET_IRIX6): Define to 1.
15149 (DRIVER_SELF_SPECS): Define.
15150 (DWARF2_FRAME_INFO): Define to 1 rather than !TARGET_SGI_O32_AS.
15151 (SUBTARGET_CC1_SPEC): Remove in favor of DRIVER_SELF_SPECS.
15152 (SUBTARGET_LINK_SPEC): New macro.
15153 (IRIX_STARTFILE_SPEC): Fold into...
15154 (STARTFILE_SPEC): ...here. Remove !mabi=* case.
15155 (SUBTARGET_{,DONT_}WARN_UNUSED_SPEC): New macros.
15156 (LIB_SPEC, LIBGCC_SPEC): Use them.
15157 (LIB_SPEC): Remove !mabi=* case.
15158 (IRIX_ENDFILE_SPEC): Fold into...
15159 (ENDFILE_SPEC): ...here. Remove !mabi=* case.
15160 * config/mips/mips-protos.h (irix_output_external_libcall): Delete.
15161 * config/mips/mips.h (TARGET_IRIX5, TARGET_SGI_O32_AS): Delete.
15162 (TARGET_IRIX6): New macro.
15163 (ASM_ABI_DEFAULT_SPEC): Remove !ELF definition.
15164 (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX, SET_FILE_NUMBER)
15165 (LABEL_AFTER_LOC): Delete.
15166 * config/mips/mips.c (TARGET_ASM_FILE_START, TARGET_ASM_FILE_END)
15167 (TARGET_SECTION_TYPE_FLAGS): Remove TARGET_IRIX versions.
15168 (mips_build_builtin_va_list): Check TARGET_IRIX6.
15169 (override_options): Remove TARGET_SGI_O32_AS-related code.
15170 (irix_output_external_libcall): Make static.
15171 (mips_output_filename): Avoid use of SET_FILE_NUMBER and
15173 (mips_file_start): Tidy guard for ABI sections. Remove use of
15174 ABICALLS_ASM_OP; use .abicalls instead.
15175 (mips_output_aligned_decl_common, mips_declare_object_name)
15176 (mips_finish_declare_object): Remove use of TARGET_SGI_O32_AS.
15177 (mips_output_function_prologue): Set TREE_ASM_WRITTEN if emitting
15178 .globl foo .text directives.
15179 (irix_asm_named_section_1, irix_asm_named_section)
15180 (irix_section_align_entry, irix_section_align_htab)
15181 (irix_orig_asm_out_file, irix_section_align_entry_eq)
15182 (irix_section_align_entry_hash, irix_asm_output_align)
15183 (irix_file_start, irix_section_align_1, copy_file_data)
15184 (irix_file_end, irix_section_type_flags): Delete.
15185 * config/mips/irix-crti.asm (__gcc_init): Move to .gcc_init section.
15186 Use standard section syntax. Remove protective "jr $31".
15187 (__gcc_fini): Likewise .gcc_fini.
15188 * config/mips/irix-crtn.asm: Adjust sections accordingly.
15189 * config/mips/sdb.h (PUT_SDB_SIZE, PUT_SDB_TYPE): Moved from
15191 * config/mips/t-iris (irix-crti.o, irix-crtn.o): New rules, moved
15193 (EXTRA_MULTILIB_PARTS): Define.
15194 * config/mips/t-iris6: Remove bogus comment.
15195 (EXTRA_MULTILIB_PARTS, CRTSTUFF_T_CFLAGS): Delete.
15196 * config/mips/iris5gas.h, config/mips/iris5gld.h,
15197 config/mips/iris6gas.h, config/mips/iris6gld.h,
15198 config/mips/t-iris5-as, config/mips/t-iris5-gas
15199 config/mips/t-irix-gld: Delete.
15200 * config/mips/iris.h: New file.
15201 * config/mips/t-slibgcc-irix: Renamed from t-iris5-6.
15203 2004-08-20 Richard Earnshaw <rearnsha@arm.com>
15205 * postreload.c (reload_cse_move2add): Allow any condjump, but check
15206 that the implicit set isn't clobbered in the jump insn.
15208 2004-08-19 Mark Mitchell <mark@codesourcery.com>
15210 * defaults.h (TARGET_LIBGCC_LIBFUNCS): Remove.
15211 * optabs.c (init_optabs): Don't check it.
15212 * config/arm/bpabi.h (TARGET_LIBGCC_LIBFUNCS): Do not define.
15213 * doc/tm.texi (TARGET_LIBGCC_FUNCS): Remove.
15215 2004-08-18 Andreas Krebbel <krebbel1@de.ibm.com>
15217 * config/s390/s390.md (s390_warn_framesize_string)
15218 (s390_warn_dynamic_string, s390_stack_size_string)
15219 (s390_stack_guard_string): New global string variables.
15220 (s390_warn_framesize, s390_warn_dynamicstack_p, s390_stack_size)
15221 (s390_stack_guard): New global variables.
15222 (override_options): Added checks for the new options.
15223 (s390_emit_prologue): Emit stack check and trap code and perform
15224 compile time stack size checking.
15226 * config/s390/s390.h (TARGET_OPTIONS): Added new options
15227 "warn-framesize", "warn-dynamicstack", "stack-size" and
15230 * doc/invoke.texi: Added documentation for the new options.
15232 2004-08-19 Ulrich Weigand <uweigand@de.ibm.com>
15234 * unwind-dw2-fde.c (get_cie_encoding): Cast argument to strlen
15235 to eliminate warning.
15236 (linear_search_fdes): Declare p as unsigned.
15237 (binary_search_mixed_encoding_fdes): Likewise.
15238 * unwind-dw2.c (get_cie_encoding): Cast argument to strlen
15239 to eliminate warning.
15240 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Add missing
15243 2004-08-19 Ulrich Weigand <uweigand@de.ibm.com>
15245 * config/s390/s390-protos.h (preferred_la_operand_p): Adapt prototype.
15246 * config/s390/s390.c (preferred_la_operand_p): Accept two operands
15247 instead of one. Check for strictly legitimate address.
15248 * config/s390/s390.md ("*la_31"/"*la_64" peepholes): Adapt call
15249 to preferred_la_operand_p, do not call gen_rtx_PLUS in predicate.
15251 2004-08-19 Eric Christopher <echristo@redhat.com>
15253 * langhooks-def.h (LANG_HOOKS_UNSAVE_EXPR_NOW): Remove.
15254 * langhooks.h (unsave_expr_now): Ditto.
15255 * tree.h (unsave_expr_1): Remove prototype.
15256 (lhd_unsave_expr_now): Rename to unsave_expr_now.
15257 * tree-inline.c (unsave_expr_1): Move here
15258 from tree.c. Make static.
15259 (unsave_expr_now): Rename from lhd_unsave_expr_now.
15260 * tree-sra.c: Fix up for rename.
15261 * tree-ssa-copy.c: Ditto.
15262 * tree-eh.c: Ditto.
15263 * tree.c (unsave_expr_1): Move to tree-inline.c.
15265 2004-08-19 Caroline Tice <ctice@apple.com>
15267 * config/i386/cygming.h (switch_to_section): Fix typo (change
15268 in_unlikely_text_section to in_unlikely_executed_text).
15270 2004-08-19 Daniel Berlin <dberlin@dberlin.org>
15272 * vec.h (VEC_lower_bound): New macro.
15274 2004-08-19 Richard Sandiford <rsandifo@redhat.com>
15277 * config/mips/mips.c (struct mips_arg_info): Delete num_bytes.
15278 (mips_arg_info): Update accordingly. Remove common treatment of fpr_p;
15279 treat each ABI separately. Deal with n32/n64 complex float arguments.
15280 (function_arg): Add associated complex handling here.
15282 2004-08-19 Richard Henderson <rth@redhat.com>
15284 * config/arm/arm.c (arm_gen_load_multiple): Use
15285 adjust_automodify_address. Take base memory and offset instead
15286 of unchanging/struct/scalar bits.
15287 (arm_gen_store_multiple): Likewise.
15288 (arm_gen_movmemqi): Use adjust_automodify_address.
15289 * config/arm/arm-protos.h: Update decls.
15290 * config/arm/arm.md (load_multiple): Update arm_gen_load_multiple call.
15291 (store_multiple): Similarly.
15293 2004-08-19 J"orn Rennecke <joern.rennecke@superh.com>
15295 * regclass.c (globalize_reg): Update call_really_used_regs.
15297 2004-08-19 Nathan Sidwell <nathan@codesourcery.com>
15299 * doc/invoke.texi (integer-share-limit): Document.
15301 * tree.h (TYPE_CACHED_VALUES_P): New.
15302 (TYPE_CACHED_VALUES): New.
15303 (TYPE_ORIG_SIZE_TYPE): Adjust.
15304 * tree.def (INTEGER_CST): Update documentation.
15305 * tree.c: Inlcude params.h.
15306 (build_int_cst): Cache small values.
15307 (build_type_copy): Do not copy the value cache.
15308 * c-common.c (c_common_nodes_and_builtins): Add comment, remove
15310 * c-typeck.c (build_c_cast): Add comment about OVERFLOW setting.
15311 * expmed.c (const_mult_add_overflow_p): Clear type copy's value
15313 * fold-const.c (force_fit_type): Copy value when setting
15315 (int_const_binop): Likewise.
15316 * stor-layout.c: Include params.h
15317 (set_sizetype): Create values cache.
15318 (fixup_unsigned_type): Set UNSIGNED_P before caching any values.
15319 * params.def (PARAM_INTEGER_SHARE_LIMIT): New.
15320 * params.h (INTEGER_SHARE_LIMIT): New.
15321 * Makefile.in (tree.o, stor-layout.o): Depend on PARAMS_H.
15323 2004-08-19 Paolo Bonzini <bonzini@gnu.org>
15325 * gimplify.c (gimplify_minimax_expr): Remove.
15326 (gimplify_expr) <MIN_EXPR, MAX_EXPR>: Remove special handling.
15328 2004-08-19 Dorit Naishlos <dorit@il.ibm.com>
15330 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
15331 STACK_BOUDARY with PREFERRED_STACK_BOUNDARY.
15333 2004-08-19 Mark Mitchell <mark@codesourcery.com>
15335 * bpabi.h (FPUTYPE_DEFAULT): Set it to FPUTYPE_VFP.
15337 2004-08-18 Andrew Pinski <apinski@apple.com>
15339 * varasm.c (ecode_reg_name): Do nothing if the asmspec is empty.
15341 2004-08-18 Mark Mitchell <mark@codesourcery.com>
15343 * config/arm/bpabi.c (__aeabi_ul2d): Give it default visibility.
15344 (__aeabi_ul2f): Likewise.
15346 2004-08-18 Richard Henderson <rth@redhat.com>
15348 * config/xtensa/xtensa.c (xtensa_expand_block_move): Expand block
15349 move to rtl completely.
15350 (struct meminsnbuf, xtensa_emit_block_move): Remove.
15351 (xtensa_find_mode_for_size): Remove.
15352 * config/xtensa/xtensa-protos.h (xtensa_emit_block_move): Remove.
15353 * config/xtensa/xtensa.md (movmemsi_internal): Remove.
15355 2004-08-18 Richard Henderson <rth@redhat.com>
15357 * config/mcore/mcore.c (mode_from_align): Remove DImode.
15358 (block_move_sequence): Rewrite to use adjust_address.
15359 (mcore_expand_block_move): Cleanup logic. Accept only operands.
15360 Return boolean indicating success/failure.
15361 * config/mcore/mcore-protos.h (mcore_expand_block_move): Update decl.
15362 * config/mcore/mcore.md (movmemsi): Update to match.
15364 2004-08-18 Mike Stump <mrs@apple.com>
15366 * doc/invoke.texi (-mfix-and-continue): Add support for
15367 fast turn around debugging.
15368 (-ffix-and-continue): Likewise.
15369 (-mindirect-data): Likewise.
15370 (-findirect-data): Likewise.
15371 * config/darwin.c (TARGET_FIX_AND_CONTINUE): Likewise.
15372 (indirect_data): Likewise.
15373 (machopic_data_defined_p): Likewise.
15374 (machopic_output_indirection): Likewise.
15375 (darwin_encode_section_info): Likewise.
15376 (darwin_fix_and_continue): Likewise.
15377 (darwin_fix_and_continue_switch): Likewise.
15378 * config/darwin.h (MACHO_SYMBOL_STATIC): Likewise.
15379 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
15380 (SUBTARGET_OPTION_TRANSLATE_TABLE): Likewise.
15381 (SUBTARGET_OPTIONS): Likewise.
15382 (darwin_fix_and_continue): Likewise.
15383 (darwin_fix_and_continue_switch): Likewise.
15384 (TARGET_FIX_AND_CONTINUE): Likewise.
15385 * config/rs6000.c (rs6000_emit_prologue): Likewise.
15387 2004-08-19 Steven Bosscher <stevenb@suse.de>
15389 * basic-block.h (struct edge_def): Remove crossing_edge.
15390 (EDGE_CROSSING): New define.
15391 (EDGE_ALL_FLAGS): Update.
15392 * bb-reorder.c (find_traces_1_round, better_edge_p,
15393 find_rarely_executed_basic_blocks_and_cr, fix_up_fall_thru_edges,
15394 find_jump_block, fix_crossing_conditional_branches,
15395 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
15396 Replace all occurences of crossing_edge with an edge flag check
15398 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
15399 try_crossjump_bb): Likewise.
15400 * cfglayout.c (fixup_reorder_chain): Likewise.
15401 * cfgrtl.c (force_nonfallthru_and_redirect,
15402 commit_one_edge_insertion): Likewise.
15404 * Makefile.in (cfganal.o): Depend on TIMEVAR_H.
15405 * tree-flow.h (compute_dominance_frontiers): Move prototype...
15406 * basic-block.h: ...here.
15407 * tree-cfg.c (compute_dominance_frontiers_1,
15408 compute_dominance_frontiers): Move from here...
15409 * cfganal.c: ...to here. Include timevar.h.
15411 2004-08-18 James E Wilson <wilson@specifixinc.com>
15413 * config/mips/mips.h (ASM_SPEC): In comment, change -meabi= to -mabi=.
15414 * config/mips/sb1.md (ir_sb1_divsf_1pipe): Renamed from ...1pipes.
15416 * config/mips/mips.md (type): Add frdiv.
15417 (divsf3+1, divsf3+2): Change type to frdiv.
15418 * config/mips/sb1.md (ir_sb1_recipsf_2pipes, ir_sb1_recipsf_1pipe,
15419 ir_sb1_recipdf_2pipes, ir_sb1_recipdf_1pipe): New.
15421 * config/mips/3000.md (r3k_fdiv_single, r3k_fdiv_double): Add frdiv.
15422 * config/mips/4300.md (r4300_fdiv_single, r4300_fdiv_double): Likewise.
15423 * config/mips/4600.md (r4600_fdiv_single, f4600_fdiv_double): Likewise.
15424 * config/mips/5000.md (r5k_fdiv_single): Likewise.
15425 * config/mips/5400.md (ir_vr54_fdiv_sf, ir_vr54_fdiv_df): Likewise.
15426 * config/mips/5500.md (ir_vr55_fdiv_sf, ir_vr55_fdiv_df): Likewise.
15427 * config/mips/6000.md (r6k_fdiv_single, r6k_fdiv_double): Likewise.
15428 * config/mips/7000.md (rm7_fp_divsqrt_df, rm7_fp_divsqrt_sf): Likewise.
15429 * config/mips/9000.md (rm8k_fdivs, rm9k_fdivd): Likewise.
15430 * config/mips/generic.md (generic_fdiv_single, generic_fdiv_double):
15432 * config/mips/sr71k.md (ir_sr70_fdiv_sf, ir_sr70_fdiv_df): Likewise.
15434 2004-08-18 Robert Bowdidge <bowdidge@apple.com>
15436 * config/rs6000/x-darwin: Remove XCFLAGS -mdynamic-no-pic to
15437 get regression tester working again.
15439 2004-08-18 Zack Weinberg <zack@codesourcery.com>
15441 * insn-notes.def, reg-notes.def: New files.
15442 * rtl.h: Use them to define enum insn_note and enum reg_note.
15443 * rtl.c: Use them to define note_insn_name and reg_note_name.
15444 * Makefile.in (RTL_BASE_H): Update.
15446 * modulo-sched.c, sched-rgn.c, final.c: NOTE_DISABLE_SCHED_OF_BLOCK
15447 renamed to NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
15449 2004-08-18 Richard Earnshaw <rearnsha@arm.com>
15451 * arm.c (arm_size_rtx_costs): New function.
15452 (arm_override_options): Use it if optimizing for space.
15454 2004-08-18 Richard Henderson <rth@redhat.com>
15456 * emit-rtl.c (gen_const_mem): New.
15457 * rtl.h (gen_const_mem): Declare.
15458 * expr.c (do_tablejump): Use it.
15459 * varasm.c (force_const_mem): Likewise.
15460 * config/darwin.c (machopic_indirect_data_reference): Likewise.
15461 (machopic_legitimize_pic_address): Likewise.
15462 * config/arm/arm.c (legitimize_pic_address): Likewise.
15463 * config/i386/i386.c (legitimize_pic_address): Likewise.
15464 (legitimize_tls_address): Likewise.
15465 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
15466 * config/ia64/ia64.md (load_fptr): Likewise.
15467 * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
15468 * config/pa/pa.c (legitimize_pic_address): Likewise.
15469 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
15470 (rs6000_emit_move): Likewise.
15471 * config/s390/s390.c (legitimize_pic_address): Likewise.
15472 (legitimize_tls_address): Likewise.
15473 * config/s390/s390.md (casesi): Likewise.
15474 * config/sh/sh.c (sh_reorg): Likewise.
15475 * config/sparc/sparc.c (legitimize_pic_address): Likewise.
15476 * config/v850/v850.md (casesi): Likewise.
15478 * config/darwin.c (machopic_indirect_call_target): Set MEM_NOTRAP_P.
15479 * config/sh/sh.c (prepare_move_operands): Remove incorrect
15480 use of MEM_READONLY_P.
15482 2004-08-18 Steven Bosscher <stevenb@suse.de>
15484 * Makefile.in (OBJS-common): Add postreload-gcse.c.
15485 Add new postreload-gcse.o.
15486 * cse.c (SAFE_HASH): Define as wrapper around safe_hash.
15487 (lookup_as_function, insert, rehash_using_reg, use_related_value,
15488 equiv_constant): Use SAFE_HASH instead of safe_hash.
15489 (exp_equiv_p): Export. Add for_gcse argument when comparing
15491 (lookup, lookup_for_remove, merge_equiv_classes, find_best_addr,
15492 find_comparison_args, fold_rtx, cse_insn): Update callers.
15493 (hash_rtx): New function derived from old canon_hash and bits
15494 from gcse.c hash_expr_1.
15495 (canon_hash_string): Rename to hash_rtx_string.
15496 (canon_hash, safe_hash): Make static inline. Call hash_rtx.
15497 * cselib.c (hash_rtx): Rename to cselib_hash_rtx.
15498 (cselib_lookup): Update this caller.
15499 * gcse.c (modify_mem_list_set, canon_modify_mem_list_set):
15501 (hash_expr): Call hash_rtx.
15502 (ldst_entry): Likewise.
15503 (expr_equiv_p): Call exp_equiv_p.
15504 (struct unoccr, hash_expr_1, hash_string_1, lookup_expr,
15505 reg_used_on_edge, reg_set_between_after_reload_p,
15506 reg_used_between_after_reload_p, get_avail_load_store_reg,
15507 is_jump_table_basic_block, bb_has_well_behaved_predecessors,
15508 get_bb_avail_insn, hash_scan_set_after_reload,
15509 compute_hash_table_after_reload,
15510 eliminate_partially_redundant_loads, gcse_after_reload,
15511 get_bb_avail_insn, gcse_after_reload_main): Remove.
15512 * postreload-gcse.c: New file, reincarnating most of the above.
15513 * rtl.h (exp_equiv_p, hash_rtx): New prototypes.
15514 (gcse_after_reload_main): Update prototype.
15515 * timevar.def (TV_GCSE_AFTER_RELOAD): New timevar.
15516 * passes.c (rest_of_handle_gcse2): Use it.
15518 2004-08-18 Diego Novillo <dnovillo@redhat.com>
15520 * tree-ssa-loop.c (pass_loop_init): Add TODO_dump_func.
15521 (pass_loop_done): Likewise.
15523 2004-08-18 Andrew Pinski <apinski@apple.com>
15525 * config/rs6000/darwin.md: Delete the altivec patterns which are
15526 handled differently now.
15527 (load_macho_picbase_di): Make sure that is only happens for TARGET_64BIT
15528 (macho_correct_pic_di): Likewise.
15529 (call_indirect_nonlocal_darwin64): Likewise.
15530 Delete the save world/saveFP/saveVec patterns.
15532 Revert the reversion of: 2004-08-16 Stan Shebs <shebs@apple.com>
15533 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
15534 * config/rs6000/rs6000.md: Include darwin.md.
15535 (builtin_setjmp_receiver): Add DImode case.
15536 * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
15539 2004-08-18 Matt Austern <austern@apple.com>
15541 Dead code stripping
15542 * darwin.h (EH_FRAME_SECTION_ATTR): Mark so it doesn't get stripped.
15543 * darwin.c (darwin_file_end): Mark file as potentially strippable.
15545 2004-08-18 Richard Henderson <rth@redhat.com>
15547 * alias.c (readonly_fields_p): Remove.
15548 (objects_must_conflict_p): Don't call it.
15549 * tree.h (readonly_fields_p): Remove.
15550 * langhooks.h (struct lang_hooks): Remove honor_readonly.
15551 * langhooks-def.h (LANG_HOOKS_HONOR_READONLY): Remove.
15553 2004-08-18 Diego Novillo <dnovillo@redhat.com>
15555 * tree-dfa.c (add_referenced_var): Only global variables are
15557 * tree-flow.h (struct ptr_info_def): Add field pt_global_mem.
15558 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Mark
15559 all pointers dereferenced if the statement dereferences them.
15560 (create_name_tags): Do not create memory tags for pointers
15561 that have PT_ANYTHING set.
15562 Also check if PT_VARS is not empty before creating a name tag.
15563 (compute_flow_sensitive_aliasing): Don't mark call-clobbered
15564 variables that share the same alias set with a pointer that
15565 may point anywhere.
15566 (add_may_alias): Add FIXME comment to remove clobbering
15567 aliased variables and tags.
15568 (replace_may_alias): Likewise.
15569 (set_pt_anything): Do not clear PT_VARS nor IS_DEREFERENCED.
15570 (merge_pointed_to_info): If the original variable has not
15571 points-to information, call set_pt_anything.
15572 (add_pointed_to_var): Do not prevent adding a pointed-to
15573 variable if the pointers is PT_ANYTHING.
15574 If the variable is a global, set PT_GLOBAL_MEM.
15575 (collect_points_to_info_r): Don't assume that PLUS_EXPRs of
15576 pointer type only come in PTR+OFFSET flavours.
15577 Always call merge_pointed_to_info on PHI arguments that are
15579 (get_nmt_for): Mark call-clobbered tags whose pointer points
15581 * tree-ssa-operands.c (opf_kill_def, opf_no_vops): Switch
15583 (get_indirect_ref_operands): Always clear OPF_KILL_DEF from
15585 (add_stmt_operand): Abort if the caller tried to add a killing
15586 definition for a memory tag.
15587 * tree-ssa.c (verify_flow_sensitive_alias_info): Remove
15588 unnecessary checks.
15590 2004-08-18 J"orn Rennecke <joern.rennecke@superh.com>
15592 * sh.h (CONDITIONAL_REGISTER_USAGE): Don't exclude fixed registers
15593 from call_used_regs. Update call_really_used_regs.
15594 (CALL_REALLY_USED_REGISTERS): Define.
15595 * sh.c (output_stack_adjust, shmedia_target_regs_stack_space):
15596 Replace call_used_regs with call_really_used_regs.
15597 (calc_live_regs, sh_media_register_for_return): Likewise.
15598 (sh5_schedule_saves, sh_expand_prologue, reg_unused_after): Likewise.
15599 * sh.md (return_media): Likewise.
15601 2004-08-18 Andrew Pinski <apinski@apple.com>
15603 * config/darwin.c (machopic_legitimize_pic_address): Only set
15604 MEM_READONLY_P in the non TARGET_TOC case.
15606 2004-08-18 Zack Weinberg <zack@codesourcery.com>
15608 * rtl.def (NIL): Delete.
15609 * read-rtl.c (read_rtx): Handle (nil) like (define_constants).
15610 Tighten the syntax a little.
15612 * cfgloop.h, combine.c, cse.c, loop-iv.c, postreload.c, reload.c
15613 * config/alpha/alpha.c, config/alpha/alpha.h, config/arc/arc.h
15614 * config/arm/arm.h, config/frv/frv.h, config/i386/i386.c
15615 * config/i386/predicates.md, config/m32r/m32r.h
15616 * config/m68hc11/m68hc11.c, config/mcore/mcore.h, config/mips/mips.c
15617 * config/mmix/mmix.c, config/pa/pa.h, config/sh/sh.h
15618 * config/sparc/sparc.h, doc/tm.texi:
15619 Replace all occurrences of NIL with UNKNOWN.
15621 2004-08-18 Zack Weinberg <zack@codesourcery.com>
15623 * dojump.c (do_jump <unordered_bcc>): Do not recursively call
15624 self with a TRUTH_ORIF_EXPR; generate the appropriate jump
15625 sequence inline. Move drop_through_label code into this
15626 block, being the only place it is used. Adjust comments.
15628 2004-08-18 Fariborz Jahanian <fjahanian@apple.com>
15630 * config/rs6000/altivec.md: Add new patterns for calls to
15631 save_world/rest_world functions.
15633 * config/rs6000/rs6000-protos.h: (save_world_operation,
15634 restore_world_operation) new declarations.
15636 * config/rs6000/rs6000.c: (struct rs6000_stack) new world_save_p
15638 (rs6000_stack_info): Set world_save_p field.
15639 (save_world_operation): New function.
15640 (restore_world_operation): New function.
15641 (compute_save_world_info): New function.
15642 (rs6000_stack_info): Call compute_save_world_info.
15643 (rs6000_emit_prologue): Check for world_save_p and generate
15644 pattern to call save_world for saving all non-volatile and
15646 (rs6000_emit_epilogue): Check for world_save_p and generate
15647 pattern to call rest_world to restore saved registers.
15649 config/rs6000/rs6000.h: macros FIRST_SAVED_ALTIVEC_REGNO,
15650 FIRST_SAVED_FP_REGNO, FIRST_SAVED_GP_REGNO defined.
15651 (rs6000_reg_names): New entries added for save_world_operation and
15652 restore_world_operation.
15654 2004-08-18 Caroline Tice <ctice@apple.com>
15656 * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS) Add
15657 "-freorder-blocks-and-partition" to the flags used in second
15658 stage of profiledbootstrap.
15659 * bb-reorder.c (push_to_next_round_p): Add new variable,
15660 next_round_is_last; set and use variable to make sure, when
15661 partitioning, that the last trace construction round consists
15662 of all (and only) cold basic blocks.
15663 (rotate_loop): Don't copy blocks that end in a section
15665 (copy_bb): Correctly initialize "partition" of duplicated bb.
15666 (add_unlikely_executed_notes): Add a comment.
15667 (find_rarely_executed_basic_blocks_and_crossing_edges): Modify
15668 to make sure, if function contains hot blocks, that the
15669 successors of ENTRY_BLOCK_PTR are hot; also, only look for
15670 crossing edges if the architecture supports named sections.
15671 (mark_bb_for_unlikely_executed_section): Modify to always
15672 insert the NOTE_INSN_UNLIKELY_EXECUTED_CODE immediately after
15673 the basic block note insn.
15674 (fix_crossing_unconditional_branches): Remove extra space.
15675 (fix_edges_for_rarely_executed_code): Modify to only do
15676 partitioning work if the architecture supports named sections.
15677 (reorder_basic_blocks): Modify to only add
15678 NOTE_INSN_UNLIKELY_EXECUTED_CODE notes if the architecture
15679 supports named sections.
15680 * c-common.c (handle_section_attribute): Initialize new global
15681 variable, user_defined_section_attribute, to true if user has
15683 * cfgcleanup.c (try_forward_edges): Modify to not attempt to
15684 forward edges that cross section boundaries.
15685 * cfglayout.c (fixup_reorder_chain): Modify to only fix up
15686 partitioning information if the architecture supports named
15688 * cfgrtl.c (target.h): Add statement to include this.
15689 (rtl_split_block): Make sure newly created bb gets correct
15691 (try_redirect_by_replacing_jump): Make sure redirection isn't
15692 attempting to cross section boundaries.
15693 (force_nonfallthru_and_redirect): Only do partition fix up if
15694 architecture supports named sections.
15695 (rtl_split_edge): Make sure newly created bb ends up in
15697 (commit_one_edge_insertion): Remove code that incorrectly
15698 updated basic block partition; Make sure partition fix up only
15699 happens if architecture supports named sections and it's not
15701 (rtl_verify_flow_info_1): Fix if-condition on test/error
15702 condition that fallthru edges are not allowed to cross section
15704 * defaults.h (NORMAL_TEXT_SECTION_NAME): Remove this.
15705 * final.c (final_scan_insn): Remove redundant test from if-statement;
15706 change calls to text_section into calls to function_section; add code
15707 to only to partitioning fix up if architecture supports named
15709 * ifcvt.c (find_if_case_1): Make sure newly created bb has correct
15711 (if_convert): Add targetm.have_named_sections to test.
15712 * output.h (unlikely_section_label): Extern declaration for new global
15714 (unlikely_text_section_name): Likewise.
15715 * opts.c (decode_options): If both partitioning and DWARF debugging
15716 are turned on, issue a warning that this doesn't work, and change
15717 partitiong to basic block reordering (without hot/cold partitions).
15718 * passes.c (rest_of_handle_final): Re-set new global variable,
15719 user_defined_section_attribute, to false.
15720 (rest_of_compilation): Change options for calling partitioning
15721 function: Don't call if the user defined the section attribute, and
15722 don't call if DECL_ONE_ONLY is true for the current function.
15723 * predict.c (choose_function_section): Return immediately if we
15724 are doing hot/cold partitioning (i.e. let the basic block partitioning
15725 determine where the function belongs).
15726 * reg-stack.c (emit_swap_insn): Add condition to step over
15727 NOTE_INSN_UNLIKELY_EXECUTED_CODE notes.
15728 * toplev.c (user_defined_section_attribute): New global variable.
15729 * toplev.h (user_defined_section_attribute): Extern declaration
15730 for new global variable.
15731 * varasm.c (unlikely_section_label): New global variable.
15732 (unlikely_text_section_name): New global variable.
15733 (unlikely_text_section): Add code to initialize
15734 unlikely_text_section_name if necessary; modify to use
15735 unlikely_text_section_name and unlikely_section_label; also to use
15736 named_section properly.
15737 (in_unlikely_text_section): Modify to work correctly with
15738 named_section and to use unlikely_text_section_name.
15739 (named_section): Add code to work properly with cold section.
15740 (function_section): Clean up if-statement.
15741 * config/darwin.c (darwin_asm_named_section): Return to original
15742 code, removing use of SECTION_FORMAT_STRING.
15743 * config/arm/pe.h (switch_to_section): Add case for
15744 in_unlikely_executed_text to switch statement.
15745 * config/i386/cygming.h (switch_to_section): Likewise.
15746 * config/i386/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
15747 (SECTION_FORMAT_STRING): Likewise.
15748 * config/mcore/mcore.h (switch_to_section): Likewise.
15749 * config/rs6000/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
15750 (SECTION_FORMAT_STRING): Remove.
15752 2004-08-18 Roger Sayle <roger@eyesopen.com>
15754 * config/i386/i386.h (FIXED_REGISTERS): Update encoding to be
15755 -ffixed-reg safe, by preserving the meanings of zero and one.
15756 (CALL_USED_REGISTERS): Likewise.
15757 (CONDITIONAL_REGISTER_USAGE): Update to process new encodings.
15759 2004-08-18 Kaz Kojima <kkojima@gcc.gnu.org>
15761 * config/sh/sh.c (split_branches): Check the result of
15763 (sh_output_mi_thunk): Call init_flow if basic_block_info is null.
15764 Call rtl_register_cfg_hooks.
15766 2004-08-18 Richard Henderson <rth@redhat.com>
15768 * rtl.h (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
15769 * alias.c (true_dependence): Update to match new semantics.
15770 (canon_true_dependence, write_dependence_p): Likewise.
15771 (anti_dependence, output_dependence): Update write_dependence_p args.
15772 (unchanging_anti_dependence): Remove.
15773 * calls.c (purge_mem_unchanging_flag): Remove.
15774 (fixup_tail_calls): Don't call it.
15775 (expand_call): Don't add unchanging memory to function usage.
15776 * expr.c (emit_block_move_via_libcall): Likewise.
15777 (clear_storage_via_libcall): Don't clobber RTX_UNCHANGING_P mems.
15778 (get_subtarget): Don't use RTX_UNCHANGING_P.
15779 (expand_assignment, store_constructor, expand_expr_real_1): Likewise.
15780 (do_tablejump): Set MEM_READONLY_P, not RTX_UNCHANGING_P.
15781 * combine.c (get_last_value_validate): Use MEM_READONLY_P.
15782 * cse.c (insert): Don't use RTX_UNCHANGING_P.
15783 (cse_insn, canon_hash): Use MEM_READONLY_P.
15784 * emit-rtl.c (set_mem_attributes_minus_bitpos): Use MEM_READONLY_P
15785 instead of RTX_UNCHANGING_P.
15786 * explow.c (maybe_set_unchanging): Remove.
15787 * expr.h (maybe_set_unchanging): Remove.
15788 * flow.c (insn_dead_p, mark_used_regs): Use anti_dependence.
15789 * function.c (assign_stack_temp_for_type): Don't use RTX_UNCHANGING_P.
15790 (assign_parm_setup_reg, expand_function_start): Likewise.
15791 * integrate.c (copy_rtx_and_substitute): Likewise.
15792 * ra-rewrite.c (emit_colors): Likewise.
15793 * regmove.c (copy_src_to_dest, regmove_optimize): Likewise.
15794 (fixup_match_1): Likewise.
15795 * reload1.c (reload, alter_reg): Likewise.
15796 * local-alloc.c (validate_equiv_mem): Check MEM_READONLY_P,
15797 not RTX_UNCHANGING_P.
15798 (equiv_init_varies_p): Likewise.
15799 * loop-invariant.c (check_maybe_invariant): Likewise.
15800 * resource.c (mark_referenced_resources, mark_set_resources): Likewise.
15801 * loop.c (note_addr_stored): Likewise.
15802 (prescan_loop): Likewise. Don't check function usage for clobbered
15804 * rtlanal.c (rtx_unstable_p): Check MEM_READONLY_P,
15805 not RTX_UNCHANGING_P.
15806 (rtx_varies_p, modified_between_p, modified_in_p): Likewise.
15807 * varasm.c (force_const_mem): Likewise.
15808 * stmt.c (expand_decl): Don't set RTX_UNCHANGING_P.
15809 * web.c (entry_register): Likewise.
15810 * tree-gimple.h (get_base_address): Move decl ...
15811 * tree.h: ... here.
15812 * doc/rtl.texi (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
15814 * config/alpha/alpha.c (alpha_set_memflags_1): Rewrite to be
15815 called via for_each_rtx. Copy MEM_SCALAR_P, MEM_NOTRAP_P too.
15816 (alpha_set_memflags): Update to match.
15818 * config/darwin.c (machopic_indirect_data_reference): Set
15819 MEM_READONLY_P instead of RTX_UNCHANGING_P.
15820 (machopic_indirect_call_target): Likewise.
15821 (machopic_legitimize_pic_address): Likewise.
15822 * config/arm/arm.c (legitimize_pic_address, arm_gen_load_multiple,
15823 arm_gen_store_multiple, arm_gen_movmemqi): Likewise.
15824 * config/arm/arm.md (load_multiple, store_multiple): Likewise.
15825 * config/frv/frv.md (symGOT2reg): Likewise.
15826 * config/i386/i386.c (legitimize_pic_address,
15827 legitimize_tls_address, ix86_split_to_parts): Likewise.
15828 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
15829 * config/ia64/ia64.md (load_fptr): Likewise.
15830 * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
15831 * config/m68k/m68k.c (legitimize_pic_address): Likewise.
15832 * config/mcore/mcore.c (block_move_sequence): Likewise.
15833 * config/mn10300/mn10300.md (symGOT2reg): Likewise.
15834 * config/pa/pa.c (legitimize_pic_address): Likewise.
15835 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
15836 (rs6000_emit_move): Likewise.
15837 * config/s390/s390.c (legitimize_pic_address): Likewise.
15838 (legitimize_tls_address): Likewise.
15839 * config/s390/s390.md (casesi): Likewise.
15840 * config/sh/sh.c (prepare_move_operands, sh_reorg): Likewise.
15841 * config/sh/sh.md (symGOT2reg): Likewise.
15842 * config/sparc/sparc.c (legitimize_pic_address): Likewise.
15843 * config/v850/v850.md (casesi): Likewise.
15845 * config/ia64/ia64.c (gen_thread_pointer): Don't set RTX_UNCHANGING_P.
15846 * config/iq2000/iq2000.c (save_restore_insns): Likewise.
15847 * config/mips/mips.c (mips_restore_gp): Likewise.
15848 (mips_save_restore_reg, mips16_gp_pseudo_reg): Likewise.
15849 * config/sh/sh.c (sh_reorg): Likewise.
15851 2004-08-18 Richard Henderson <rth@redhat.com>
15853 * tree.h (struct tree_decl): Add gimple_formal_temp.
15854 (DECL_GIMPLE_FORMAL_TEMP_P): New.
15855 * gimplify.c (pop_gimplify_context): Clear it.
15856 (lookup_tmp_var): Set it, if is_formal.
15857 (gimplify_init_constructor): Use rhs_predicate_for for COMPLEX.
15858 Use is_gimple_val for VECTOR. Simplify return value.
15859 (gimplify_save_expr): Use and set DECL_GIMPLE_FORMAL_TEMP_P.
15860 (gimplify_expr): Likewise.
15861 * tree-gimple.c (is_gimple_formal_tmp_rhs): Rename from
15862 is_gimple_tmp_rhs for clarity. Update all callers.
15863 (is_gimple_reg_rhs): Simplify logic.
15864 (is_gimple_formal_tmp_var): Rename from is_gimple_tmp_var for
15865 clarity; use DECL_GIMPLE_FORMAL_TEMP_P.
15866 (is_gimple_formal_tmp_reg): Similarly.
15867 * tree-gimple.h: Update decls.
15868 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Use
15869 DECL_IGNORED_P, not DECL_ARTIFICIAL. Tidy formatting.
15870 * tree-ssa-live.c (var_union, type_var_init): Likewise.
15872 2004-08-18 Paolo Bonzini <bonzini@gnu.org>
15874 * c4x.c (legitimize_operands): Remove calls to
15875 preserve_subexpressions_p.
15877 2004-08-18 David Edelsohn <edelsohn@gnu.org>
15879 * varasm.c (MAX_OFILE_ALIGNMENT): Move ...
15880 * defaults.h (MAX_OFILE_ALIGNMENT): ... here.
15882 2004-08-18 Ziemowit Laski <zlaski@apple.com>
15884 * gcc.c (default_compilers): Add info about ".mm", ".M" and ".mii"
15885 Objective-C++ extensions.
15886 * gengtype.c (get_file_basename): Match entire subdirectory name
15887 ('cp', 'objc', 'objcp') rather than just its suffix.
15888 (get_base_file_bitmap): Allow for files to belong to more than one
15890 (get_output_file_with_visibility): Treat objc/objc-act.h as a header
15891 used by more than one front-end.
15893 2004-08-18 Richard Earnshaw <rearnsha@arm.com>
15895 * arm.md (addsi3, subsi3, andsi3, iorsi3, movsi, movhi): Rework to
15896 avoid use of preserve_subexpressions_p.
15898 2004-08-17 Richard Henderson <rth@redhat.com>
15901 * tree-sra.c (scalarize_use): Mark all v_defs for !is_output too.
15903 2004-08-17 DJ Delorie <dj@redhat.com>
15905 * doc/extend.texi: Document new xstormy16 attribute.
15907 * config/stormy16/stormy16.c (xstormy16_splittable_below100_operand): New.
15908 (xstormy16_splittable_below100_or_register): New.
15909 (combine_bnp): New.
15910 (xstormy16_reorg): New.
15911 (TARGET_MACHINE_DEPENDENT_REORG): Define.
15913 * config/stormy16/stormy16.md (movqi_internal): Make name public.
15914 (movhi_internal): Likewise.
15915 (cbhranchhi): Likewise.
15916 (cbhranchhi_neg): Likewise.
15917 (andhi3): Only allow splittable below100 operands.
15918 (iorhi3): Likewise.
15919 (peephole2): New and/zero_extend->and peephole.
15920 (peephole2): New load/ior/save->set1 peephole.
15921 (peephole2): New load/and/save->clr1 peephole.
15922 (bclrx, bclrx2, bclr7, bclr15): New.
15923 (bsetx, bsetx2, bset7, bset15): New.
15925 * config/stormy16/stormy16.c (xstormy16_print_operand): Be more
15926 liberal about acceptable 'B' masks.
15928 * config/stormy16/stormy16-protos.h
15929 (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
15930 xstormy16_below100_operand, xstormy16_below100_or_register,
15931 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
15932 (PREDICATE_CODES): Add new predicates.
15934 * config/stormy16/stormy16.c
15935 (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
15936 xstormy16_below100_operand, xstormy16_below100_or_register,
15937 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
15938 (xstormy16_expand_iorqi3, xstormy16_expand_andqi3): New.
15939 (xstormy16_legitimate_address_p): Allow below100 symbols.
15940 (xstormy16_extra_constraint_p): Add 'W' for below100 operands.
15941 (xstormy16_expand_move): Leave below100 operands as-is.
15942 (xstormy16_encode_section_info): Encode below100 symbols.
15943 (xstormy16_strip_name_encoding): New.
15944 (xstormy16_print_operand): Print 'b' as shift mask.
15945 (xstormy16_attribute_table): Add below100 attributes.
15946 (xstormy16_handle_below100_attribute): New.
15948 * config/stormy16/stormy16.h (EXTRA_SECTIONS): add in_bss100.
15949 (XSTORMY16_SECTION_FUNCTION): New.
15950 (EXTRA_SECTION_FUNCTIONS): Define using the above.
15951 (ASM_OUTPUT_ALIGNED_DECL_COMMON, ASM_OUTPUT_ALIGNED_DECL_LOCAL): New.
15952 (ASM_OUTPUT_SYMBOL_REF): Handle encoded symbols.
15953 (ASM_OUTPUT_LABELREF): Define.
15955 * config/stormy16/stormy16.md (movqi_internal): Add below100 support.
15956 (movhi_internal): Add below100 support.
15957 (andhi3): Add below100 support.
15958 (iorhi3): Add below100 support.
15959 (iorqi3, iorqi3_internal, andqi3, andqi3_internal): New.
15961 2004-08-17 James E Wilson <wilson@specifixinc.com>
15963 * config/mips/mips.c (gen_conditional_move): Use GET_MODE (op0) instead
15964 of VOIDmode for comparison code mode.
15965 * config/mips/mips.md: For conditional move patterns, use mode of
15966 first compare operand for comparison mode, instead of VOIDmode.
15968 * config/mips/mips.md: Add canonical nmadd and nmsub patterns for both
15969 normal and -ffast-math code.
15971 2004-08-17 Mark Mitchell <mark@codesourcery.com>
15974 * doc/invoke.texi (-fkeep-inline-functions): Update documentation.
15976 2004-08-17 Robert Bowdidge <bowdidge@apple.com>
15978 * config/rs6000/x-darwin: Add -mdynamic-no-pic to gcc build flags.
15980 2004-08-17 Andreas Tobler <a.tobler@schweiz.ch>
15982 * config/rs6000/darwin.md (*call_nonlocal_darwin64): Add #else clause
15983 for non Darwin targets.
15984 (*call_value_nonlocal_darwin64): Likewise.
15986 2004-08-17 Fariborz Jahanian <fjahanian@apple.com>
15988 * config/rs6000/rs6000.c (rs6000_function_value): Check for
15989 altivec mode for altivec return register.
15991 2004-08-17 David Edelsohn <edelsohn@gnu.org>
15993 Revert 2004-08-16 Stan Shebs <shebs@apple.com>
15994 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
15995 * config/rs6000/rs6000.md: Include darwin.md.
15996 (builtin_setjmp_receiver): Add DImode case.
15997 * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
16000 2004-08-17 Dorit Naishlos <dorit@il.ibm.com>
16002 * tree-vectorizer.c: New File: loop vectorization on SSAed GIMPLE
16004 * tree-vectorizer.h: New File: Same.
16005 * Makefile.in (tree-vectorizer.c, tree-vectorizer.h): Add new files.
16006 * common.opt (ftree-vectorize): New flag to enable vectorization.
16007 * timevar.def (TV_TREE_VECTORIZATION): New dump file for
16008 vectorization pass.
16009 * tree-data-ref.h (init_data_ref): Additional argument.
16010 (array_base_name_differ_p): Moved to tree-data-ref.c.
16011 * tree-data-ref.c (array_base_name_differ_p): Revised.
16012 (initialize_data_dependence_relation): Call array_base_name_differ_p
16013 with an extra argument.
16014 (analyze_all_data_dependences): Same.
16015 (init_data_ref): Additional argument is_read to set DR_IS_READ.
16016 * tree-ssa-phiopt.c (empty_block_p): Expose for usage out of this
16018 * tree-flow.h (vectorize_loops, empty_block_p): Add declaration.
16019 * tree-optimize.c (pass_vectorize): Schedule the vectorization pass.
16020 * tree-pass.h (tree_opt_pass pass_vectorize): Declare the new
16021 vectorization pass.
16022 * tree-ssa-loop.c (tree_ssa_loop_init): Call scev_initialize.
16023 (tree_ssa_loop_done): Call scev_finalize.
16024 (tree_vectorize): Define the new vectorization pass.
16025 * defaults.h (UNITS_PER_SIMD_WORD): Allow targets to specify the
16026 size of the vector they support (until support for multiple vector
16027 sizes is added to the vectorizer).
16028 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Define.
16029 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Define.
16030 * invoke.texi (fdump-tree-vect, ftree-vectorize): Add
16033 2004-08-17 Nathan Sidwell <nathan@codesourcery.com>
16035 * objc/objc-act.c (build_protocol_initializer): Fix build_int_cst
16037 (generate_protocol_list, handle_impent): Likewise.
16039 2004-08-17 Roger Sayle <roger@eyesopen.com>
16041 * regclass.c (init_reg_sets_1): Add ENABLE_CHECKING sanity tests to
16042 ensure that call_used_regs is a superset of both fixed_regs and
16043 call_really_used_regs.
16045 2004-08-17 Daniel Bornstein <danfuzz@milk.com>
16048 * arm.md (addsi3_cbranch_scratch): Correct case labels.
16050 2004-08-17 Paolo Bonzini <bonzini@gnu.org>
16052 PR middle-end/17036
16053 * fold-const.c (fold): Check for integer operand when
16054 folding (A >> N) & 1 ? (1 << N) : 0. Fix from Andrew
16055 Pinski <pinskia@physics.uc.edu>.
16057 2004-08-17 Paolo Bonzini <bonzini@gnu.org>
16059 * configure.ac: Trust toplevel's notion of BISON/FLEX/MAKEINFO.
16060 No need to check if in a cross configuration.
16061 * configure: Regenerate.
16063 * calls.c (precompute_register_parameters):
16064 Inline preserve_subexpressions_p ().
16065 * expmed.c (expand_mult_const, emit_store_flag): Likewise.
16066 * optabs.c (expand_binop, expand_twoval_binop, prepare_cmp_insn):
16068 * expr.c (get_subtarget): Likewise.
16069 * rtl.h (preserve_subexpressions_p): Remove.
16070 * stmt.c (preserve_subexpressions_p): Remove.
16072 * dojump.c (do_jump) <COND_EXPR, EQ_EXPR, NE_EXPR,
16073 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, COMPOUND_EXPR>:
16074 Abort on gimplified cases.
16076 2004-08-16 James E Wilson <wilson@specifixinc.com>
16078 * tree.h (VECTOR_FLOAT_TYPE_P): New.
16079 (FLOAT_TYPE_P): Use it.
16080 * c-typeck.c (build_binary_op): After convert calls, check for
16081 check for ERROR_MARK operands.
16083 2004-08-16 Zack Weinberg <zack@codesourcery.com>
16085 * Makefile.in (BUILD_PREFIX, BUILD_PREFIX_1): Delete.
16086 (BUILD_RTL, BUILD_PRINT, BUILD_ERRORS, BUILD_VARRAY): Update.
16087 (genobjs): Add build-rtl.o, build-print-rtl.o, build-varray.o.
16088 (genobjs static pattern rule): Remove %.c dependency.
16089 ($(BUILD_PREFIX_1)rtl.o, print-rtl.o, $(BUILD_PREFIX_1)varray.o):
16090 Rename rules; delete commands; fix dependencies.
16091 (mostlyclean): Do not delete temporary source copies.
16092 * configure.ac: Delete all references to BUILD_PREFIX and
16094 * configure: Regenerate.
16096 * print-rtl.c: Include bconfig.h #ifdef GENERATOR_FILE.
16097 Do not include tree.h, real.h, flags.h, hard-reg-set.h, or
16098 basic-block.h #ifdef GENERATOR_FILE. Surround some more code
16099 with #ifndef GENERATOR_FILE so that nothing from those headers
16102 * rtl.c, varray.c: Include bconfig.h #ifdef GENERATOR_FILE.
16104 2004-08-16 Adam Nemet <anemet@lnxw.com>
16106 * Makefile.in (LIBS): Move $(LIBIBERTY) after $(BANSHEELIB).
16108 2004-08-16 Andrew Pinski <apinski@apple.com>
16110 * target-def.h (TARGET_EH_RETURN_FILTER_MODE): Remove
16111 extraneous semicolon.
16113 2004-08-16 Devang Patel <dpatel@apple.com>
16115 * c-common.c (handle_used_attribute): Set DECL_PRESERVE_P.
16116 * print-tree.c (print_node): Print DECL_PRESERVE_P.
16117 * target-def.h (TARGET_ASM_MARK_DECL_PRESERVED): New #define.
16118 (TARGET_ASM_OUT): New member, TARGET_ASM_MARK_DECL_PRESERVED
16119 * target.h (struct gcc_target): New member, mark_decl_preserved.
16120 * hooks.c (hook_void_charptr): Rename to ...
16121 (hook_void_constcharptr): ... new name.
16122 * hooks.h (hook_void_charptr): Rename to ..
16123 (hook_void_constcharptr): ... new name.
16124 * tree.h (DECL_PRESERVE_P): New #define.
16125 (struct tree_decl): New member, preserve_flag.
16126 * varasm.c (assemble_start_function): Mark decl preserved.
16127 (assemble_variable): Same.
16128 * darwin.c (darwin_mark_decl_preserved): New function.
16129 * darwin.h (TARGET_ASM_MARK_DECL_preserved): New #define.
16130 * darwin-protos.h (darwin_mark_decl_preserved): New decl.
16131 * doc/tm.texi (TARGET_ASM_MARK_DECL_PRESERVED): Document.
16133 2004-08-16 Joseph S. Myers <jsm@polyomino.org.uk>
16135 * c-decl.c (grokdeclarator): Allow for function definition where
16136 innermost declarator has attributes.
16138 2004-08-16 Fariborz Jahanian <fjahanian@apple.com>
16140 * except.c (get_exception_filter, build_post_landing_pads,
16141 dw2_build_landing_pads): Use target-specific mode for 'filter'.
16142 * target-def.h (TARGET_EH_RETURN_FILTER_MODE): macro defined and used.
16143 * target.h (eh_return_filter_mode): New field added.
16144 * targhooks.c (default_eh_return_filter_mode): Defined.
16145 * targhooks.h (default_eh_return_filter_mode): Declared.
16146 * config/rs6000/rs6000.c (rs6000_eh_return_filter_mode): Defined.
16148 2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
16150 * configure.ac: Replace _GCC_TOPLEV_NONCANONICAL_TARGET with
16151 ACX_NONCANONICAL_TARGET; remove now-unneeded AC_SUBST.
16152 * configure: Regenerate.
16154 2004-08-16 Stan Shebs <shebs@apple.com>
16156 Basic support for 64-bit Darwin.
16157 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
16158 (machopic_legitimize_pic_address): Similarly, plus use Pmode
16160 * config/rs6000/darwin.h (PTRDIFF_TYPE): Be "long int" if 64-bit.
16161 (TARGET_OS_CPP_BUILTINS): Add 64-bit preprocessor macro.
16162 (SUBTARGET_SWITCHES): Add -m32 and -m64 flags.
16163 (SUBTARGET_OVERRIDE_OPTIONS): Require 64-bit processor if -m64.
16164 (PROCESSOR_DEFAULT64): Define.
16165 * config/rs6000/darwin.md: New file, patterns specific to 64-bit
16167 * config/rs6000/rs6000.md: Include darwin.md.
16168 (builtin_setjmp_receiver): Add DImode case.
16169 * config/rs6000/rs6000.c (TARGET_ASM_UNALIGNED_DI_OP): Define for
16171 (TARGET_ASM_ALIGNED_DI_OP): Ditto.
16172 (rs6000_emit_move): Add DImode case to Darwin bits.
16173 (machopic_output_stub): Use .quad if 64-bit.
16174 * invoke.texi: Document -m32 and -m64.
16176 2004-08-16 Janis Johnson <janis187@us.ibm.com>
16178 * doc/extend.texi (AltiVec builtins): Document additional differences
16179 from the Motorola AltiVec PIM.
16181 2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
16183 * c-typeck.c (build_c_cast): Only copy overflow from expr nodes.
16184 * tree.h (IS_NON_TYPE_CODE_CLASS): Simplify.
16185 (struct tree_common): Update public_flag documentation.
16187 2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
16189 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
16190 Check for artificial variables, not is_gimple_tmp_var.
16191 * tree-ssa-live.c (var_union): Likewise.
16193 2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
16195 * calls.c (load_register_parameters): Remove spurious FIXME token.
16197 2004-08-15 Ziemowit Laski <zlaski@apple.com>
16199 * Makefile.in (C_PRETTY_PRINT_H): Add c-pretty-print.h.
16200 (c-lang.o): Depend on c-objc-common.h.
16201 (c-objc-common.o): Depend on $(C_PRETTY_PRINT_H) and
16202 c-objc-common.h; remove duplicate $(C_TREE_H) dependency.
16203 * c-lang.c: Include c-objc-common.h.
16204 (LANG_HOOKS_FINISH, LANG_HOOKS_INIT_OPTIONS,
16205 LANG_HOOKS_INITIALIZE_DIAGNOSTICS, LANG_HOOKS_HANDLE_OPTION,
16206 LANG_HOOKS_MISSING_ARGUMENT, LANG_HOOKS_POST_OPTIONS,
16207 LANG_HOOKS_GET_ALIAS_SET, LANG_HOOKS_SAFE_FROM_P,
16208 LANG_HOOKS_EXPAND_EXPR, LANG_HOOKS_MARK_ADDRESSABLE,
16209 LANG_HOOKS_PARSE_FILE, LANG_HOOKS_TRUTHVALUE_CONVERSION,
16210 LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL,
16211 LANG_HOOKS_STATICP, LANG_HOOKS_SET_DECL_ASSEMBLER_NAME,
16212 LANG_HOOKS_NO_BODY_BLOCKS, LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL,
16213 LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_FUNCTION_ENTER_NESTED,
16214 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_DUP_LANG_SPECIFIC_DECL,
16215 LANG_HOOKS_DECL_UNINIT, LANG_HOOKS_RTL_EXPAND_STMT,
16216 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
16217 LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN,
16218 LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS,
16219 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
16220 LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING,
16221 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
16222 LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN,
16223 LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION, LANG_HOOKS_TYPE_FOR_MODE,
16224 LANG_HOOKS_TYPE_FOR_SIZE, LANG_HOOKS_SIGNED_TYPE,
16225 LANG_HOOKS_UNSIGNED_TYPE, LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE,
16226 LANG_HOOKS_INCOMPLETE_TYPE_ERROR, LANG_HOOKS_TYPE_PROMOTES_TO,
16227 LANG_HOOKS_REGISTER_BUILTIN_TYPE, LANG_HOOKS_WRITE_GLOBALS):
16228 Move to c-objc-common.h.
16229 * c-objc-common.c: Include c-objc-common.h.
16230 * c-objc-common.h: New file.
16232 2004-08-15 Andreas Tobler <a.tobler@schweiz.ch>
16233 Andrew Pinski <pinskia@physics.uc.edu>
16236 * config/rs6000/darwin-tramp.asm (L_abort$stub): Change to new stub
16239 2004-08-15 Nathan Sidwell <nathan@codesourcery.com>
16241 * tree.h (build_int_cst): New.
16242 (build_int_2): Remove.
16243 * tree.c (build_int_2): Remove.
16244 (build_int_cst): New.
16245 (make_vector_type, build_common_tree_nodes,
16246 build_common_tree_nodes_2): Use build_int_cst.
16247 * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
16248 expand_builtin_strpbrk, expand_builtin_fputs,
16249 build_string_literal, expand_builtin_printf,
16250 expand_builtin_sprintf, fold_builtin_lround, fold_builtin_bitop,
16251 fold_builtin_bitop, fold_builtin_isascii, fold_builtin_toascii,
16252 fold_builtin_isdigit, simplify_builtin_strstr,
16253 simplify_builtin_strpbrk, fold_builtin_fputs,
16254 simplify_builtin_sprintf): Use build_int_cst.
16255 * c-common.c (start_fname_decls, fix_string_type,
16256 c_common_nodes_and_builtins, c_init_attributes,
16257 shorten_compare): Likewise.
16258 * c-decl.c (complete_array_type,
16259 check_bitfield_type_and_width): Likewise.
16260 * c-lex.c (interpret_integer, lex_charconst): Likewise.
16261 * c-parse.in (primary): <TYPES_COMPATIBLE_P> Likewise.
16262 * c-pretty-print.c (pp_c_integer_constant): Likewise.
16263 * c-typeck.c (really_start_incremental_init, push_init_level,
16264 set_nonincremental_init_from_string): Likewise.
16265 * calls.c (load_register_parameters): Likewise.
16266 * convert.c (convert_to_pointer): Likewise.
16267 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
16268 build_fn_info_type, build_ctr_info_value, build_gcov_info):
16270 * except.c (init_eh, assign_filter_values, assign_filter_values):
16272 * expmed.c (store_fixed_bit_field, extract_bit_field,
16273 extract_fixed_bit_field, extract_split_bit_field, expand_shift,
16274 expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
16275 expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
16276 * expr.c (convert_move, emit_group_load, emit_group_store,
16277 expand_assignment, store_constructor, store_field,
16278 expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
16279 * fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
16280 invert_truthvalue, optimize_bit_field_compare,
16281 decode_field_reference, all_ones_mask_p, constant_boolean_node,
16282 fold_div_compare, fold, fold_read_from_constant_string,
16283 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
16284 * function.c (assign_parm_setup_block): Likewise.
16285 * stmt.c (shift_return_value, expand_end_case_type,
16286 estimate_case_costs): Likewise.
16287 * stor-layout.c (layout_type, initialize_sizetypes,
16288 set_min_and_max_values_for_integral_type): Likewise.
16289 * tree-chrec.c (chrec_fold_multiply_poly_poly,
16290 reset_evolution_in_loop): Likewise.
16291 * tree-chrec.h (build_polynomial_chrec): Likewise.
16292 * tree-complex.c (build_replicated_const): Likewise.
16293 * tree-eh.c (honor_protect_cleanup_actions,
16294 lower_try_finally_onedest, lower_try_finally_copy,
16295 lower_try_finally_switch): Likewise.
16296 * tree-mudflap.c (mf_build_string, mx_register_decls,
16297 mudflap_register_call, mudflap_enqueue_constant): Likewise.
16298 * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
16299 * tree-pretty-print.c (dump_generic_node): Likewise.
16300 * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
16302 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
16303 * tree-ssa-loop-niter.c (number_of_iterations_cond,
16304 loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
16307 * config/alpha/alpha.c (alpha_initialize_trampoline,
16308 alpha_va_start, alpha_gimplify_va_arg_1): Use build_int_cst.
16309 * config/arm/arm.c (arm_get_cookie_size): Likewise.
16310 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
16311 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
16312 * config/i860/i860.c (i860_va_start): Likewise.
16313 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
16314 * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
16315 mips_gimplify_va_arg_expr): Likewise.
16316 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
16317 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
16318 add_compiler_branch_island): Likewise.
16319 * config/s390/s390.c (s390_va_start): Likewise.
16320 * config/sh/sh.c (sh_va_start): Likewise.
16321 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
16323 * config/xtensa/xtensa.c (xtensa_va_start,
16324 xtensa_gimplify_va_arg_expr): Likewise.
16326 * objc/objc-act.c (build_objc_string_object,
16327 build_objc_symtab_template, init_def_list, init_objc_symtab,
16328 init_module_descriptor, generate_static_references,
16329 build_selector_translation_table, get_proto_encoding,
16330 build_typed_selector_reference, build_selector_reference,
16331 build_next_objc_exception_stuff,
16332 build_method_prototype_list_template, generate_descriptor_table,
16333 generate_protocols, build_protocol_initializer,
16334 build_ivar_list_template, build_method_list_template,
16335 build_ivar_list_initializer, generate_ivars_list,
16336 generate_dispatch_table, generate_protocol_list,
16337 build_category_initializer, build_shared_structure_initializer,
16338 generate_shared_structures, handle_impent,
16339 generate_objc_image_info): Use build_int_cst.
16341 2004-08-15 Ben Elliston <bje@au.ibm.com>
16343 * vec.h: Comment improvements.
16345 2004-08-14 Roger Sayle <roger@eyesopen.com>
16347 * c-common.c (shorten_compare, pointer_int_sum,
16348 c_common_truthvalue_conversion, boolean_increment): Replace calls
16349 to build with calls to buildN.
16350 * c-decl.c (complete_array_type, grokdeclarator): Likewise.
16351 * c-gimplify.c (c_build_bind_expr, gimplify_c_loop,
16352 gimplify_switch_stmt): Likewise.
16353 * c-typeck.c (default_function_array_conversion,
16354 build_component_ref, build_array_ref, build_function_call,
16355 pointer_diff, build_unary_op, build_conditional_expr,
16356 build_compound_expr, build_modify_expr, c_finish_goto_label,
16357 c_finish_goto_ptr, c_finish_return, c_finish_loop,
16358 c_finish_bc_stmt, c_finish_stmt_expr, c_end_compound_stmt,
16359 build_binary_op): Likewise.
16361 2004-08-15 Steven Bosscher <stevenb@suse.de>
16363 * rtl.c (note_insn_name): Add NOTE_DISABLE_SCHED_OF_BLOCK.
16365 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16367 * fixinc/inclhack.def (stdio_va_list): Also fix com_err.h, cps.h,
16368 curses.h, krb5.h, lc_core.h, pfmt.h, wchar.h and curses_colr/curses.h.
16369 * fixinc/fixincl.x: Rebuilt.
16371 2004-08-14 Richard Sandiford <rsandifo@redhat.com>
16373 * config/mips/mips-protos.h (mips_symbolic_constant_p)
16374 (mips_atomic_symbolic_constant_p, mips_stack_address_p)
16375 (mips_small_data_pattern_p): Declare.
16376 * config/mips/mips.h (CONST_GP_P): Moved from mips.c.
16377 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
16378 * config/mips/mips.c (mips_symbolic_constant_p): Make global.
16379 (mips_atomic_symbolic_constant_p, mips_stack_address_p): New functions.
16380 (uns_arith_operand, const_arith_operand, arith_operand, sle_operand)
16381 (sleu_operand, small_int, reg_or_0_operand, const_float_1_operand)
16382 (reg_or_const_float_1_operand, hilo_operand, extend_operator)
16383 (macc_msac_operand, equality_op, cmp_op, trap_cmp_op)
16384 (pc_or_label_operand, call_insn_operand, move_operand)
16385 (consttable_operand, symbolic_operand, general_symbolic_operand)
16386 (global_got_operand, local_got_operand, stack_operand)
16387 (fp_register_operand, lo_operand, fcc_register_operand): Delete.
16388 (mips_small_data_pattern_1): Renamed from small_data_pattern_1.
16389 (mips_small_data_pattern_p): Replace previous small_data_pattern
16390 predicate. Turn into a bool () (rtx) function.
16391 * config/mips/predicates.md: New file.
16392 * config/mips/mips.md: Include it. Use the target-independent
16393 comparison_operator instead of cmp_op. Rename trap_cmp_op to
16394 trap_comparison_operator and equality_op to equality_operator.
16395 Replace uses of small_int with the equivalent const_arith_operand.
16396 Rename reg_or_const_float_1_operand to reg_or_1_operand. Rename
16397 const_float_1_operand to const_1_operand. Rename fcc_register_operand
16398 to fcc_reload_operand.
16399 * config/mips/sb1.md: Rename fp_register_operand to fpr_operand.
16401 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16403 PR libstdc++/17005 partial fix.
16404 * pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Define _INCLUDE__STDC_A1_SOURCE
16405 except when generating ANSI/C89 code.
16407 2004-08-14 Nathan Sidwell <nathan@codesourcery.com>
16409 * c-common.c (shorten_compare): Use force_fit_type directly.
16411 2004-08-14 Gerald Pfeifer <gerald@pfeifer.com>
16412 Dimitri Papadopoulos-Orfanos <papadopo@shfj.cea.fr>
16413 Dave Korn <dk@artimi.com>
16415 * doc/install.texi (Building): Avoid duplicate reference to GNU
16417 (*-*-solaris2*): Do not recommend GNU make any longer. Simplify.
16419 2004-08-14 Richard Henderson <rth@redhat.com>
16421 * config/alpha/alpha.h (PROMOTE_MODE): Don't promote vector types.
16422 * config/alpha/alpha.c (function_value): Use PROMOTE_MODE.
16424 2004-08-13 Richard Henderson <rth@redhat.com>
16426 * config/i386/i386.md (call_1, sibcall_1, call_1_rex64): Use Pmode
16427 for constant_call_address_operand.
16428 (call_value_pop_1, call_value_1): Likewise.
16429 (sibcall_value_1, call_value_1_rex64): Likewise.
16431 2004-08-13 James E Wilson <wilson@specifixinc.com>
16433 * config/mips/sb1.md (ir_sb1_divdf_2pipes, ir_sb1_divdf_1pipe):
16434 Correct mode from SFmode to DFmode.
16436 2004-08-13 Ziemowit Laski <zlaski@apple.com>
16438 * config/darwin.h (EXTRA_SECTION_FUNCTIONS): Mark the __sel_fixup,
16439 __cstring_object and __image_info sections with the no_dead_strip
16442 2004-08-13 Roger Sayle <roger@eyesopen.com>
16443 David Billinghurst <David.Billinghurst@riotinto.com>
16445 PR libgfortran/15930
16446 * fixinc/inclhack.def (irix___generic1, irix___generic2): New.
16447 * fixinc/fixincl.x: Regenerate.
16448 * fixinc/tests/base/internal/math_core.h: New file.
16450 2004-08-13 Richard Henderson <rth@redhat.com>
16452 * dbxout.c (NO_DBX_FUNCTION_END): Default to zero.
16453 (dbxout_function_end): Remove ifdefs for it.
16454 (dbxout_begin_prologue): Protect N_BNSYM with it, and gdb extensions.
16456 2004-08-13 Richard Henderson <rth@redhat.com>
16458 * Makefile.in (insn-preds.o): Depend on TREE_H.
16459 * genpreds.c (write_insn_preds_c): Include tree.h.
16460 * config/alpha/alpha.c (reg_or_0_operand, reg_or_6bit_operand,
16461 reg_or_8bit_operand, cint8_operand, add_operand, sext_add_operand,
16462 const48_operand, and_operand, or_operand, mode_width_operand,
16463 mode_mask_operand, mul8_operand, const0_operand,
16464 hard_fp_register_operand, hard_int_register_operand,
16465 reg_or_cint_operand, some_operand, some_ni_operand, input_operand,
16466 samegp_function_operand, direct_call_operand, small_symbolic_operand,
16467 global_symbolic_operand, call_operand, symbolic_operand,
16468 dtp16_symbolic_operand, dtp32_symbolic_operand,
16469 gotdtp_symbolic_operand, tp16_symbolic_operand, tp32_symbolic_operand,
16470 gottp_symbolic_operand, alpha_comparison_operator,
16471 alpha_zero_comparison_operator, alpha_swapped_comparison_operator,
16472 signed_comparison_operator, alpha_fp_comparison_operator,
16473 divmod_operator, fix_operator, aligned_memory_operand,
16474 unaligned_memory_operand, reg_or_unaligned_mem_operand,
16475 any_memory_operand, reg_not_elim_operand, normal_memory_operand,
16476 reg_no_subreg_operand, addition_operation): Move to predicates.md.
16477 (reg_or_const_int_operand): Remove. Replace all users with
16478 reg_or_cint_operand.
16479 (tls_symbolic_operand_1): Export. Don't check mode or for CONST.
16480 (resolve_reload_operand): Split out of aligned_memory_operand.
16481 * config/alpha/alpha-protos.h: Update for exports.
16482 * config/alpha/alpha.h (PREDICATE_CODES): Remove.
16483 * config/alpha/alpha.md: Include predicates.md.
16484 * config/alpha/predicates.md: New file.
16486 2004-08-13 Richard Sandiford <rsandifo@redhat.com>
16488 * genattrtab.c (insn_ent): Replace insn_code, insn_index and lineno
16489 fields with a pointer to the instruction definition.
16490 (get_attr_value, fill_attr, make_length_attrs, remove_insn_ent)
16491 (insert_insn_ent, simplify_test_exp, optimize_attrs, write_attr_get)
16492 (write_attr_case, write_const_num_delay_slots): Update accordingly.
16493 (write_attr_case, write_const_num_delay_slots): Write the name of
16494 an insn next to its case statement.
16495 * genoutput.c (data): Add a filename field.
16496 (gen_insn, gen_peephole, gen_expand, gen_split): Set it.
16497 (output_insn_data): Print the location of each insn definition.
16498 * genrecog.c (write_action): Print the name of an insn above
16499 the statement that returns its code.
16501 2004-08-12 Andrew Pinski <pinskia@physics.uc.edu>
16503 * config/darwin-c.c (find_subframework_file): Fix spelling of cannot.
16504 * config/libgloss.h: Likewise.
16505 * config/arm/arm.c (arm_gen_load_multiple): Likewise.
16506 * c4x/c4x-modes.def: Likewise.
16507 * config/c4x/c4x.c (c4x_hard_regno_rename_ok): Likewise.
16508 (c4x_rptb_nop_p): Likewise.
16509 (c4x_rptb_valid_p): Likewise.
16510 (c4x_rptb_insert): Likewise.
16511 (c4x_address_conflict): Likewise.
16512 * config/c4x/c4x.md: Likewise.
16513 * config/frv/frv.md: Likewise.
16514 * config/i386/athlon.md: Likewise.
16515 * config/i386/i386.md: Likewise.
16516 * config/i386/predicates.md: Likewise.
16517 * config/ia64/ia64.c: Likewise.
16518 * config/ia64/itanium1.md: Likewise.
16519 * config/ia64/itanium2.md: Likewise.
16520 * config/iq2000/iq2000.md: Likewise.
16521 * config/mcore/mcore.c: Likewise.
16522 * config/mips/mips.c: Likewise.
16523 * config/mips/r3900.h: Likewise.
16524 * config/mips/sb1.md: Likewise.
16525 * config/pa/milli64.S: Likewise.
16526 * config/pa/pa.c: Likewise.
16527 * config/pa/pa.h: Likewise.
16528 * config/rs6000/8540.md: Likewise.
16530 2004-08-13 Daniel Berlin <dberlin@dberlin.org>
16532 * Makefile.in (BOOT_CFLAGS): Remove accidental addition of -dU.
16534 2004-08-13 J"orn Rennecke <joern.rennecke@superh.com>
16536 * sh.md (cbranch define_delay) Use cond_delay_slot for
16537 non-anulled condition too.
16539 2004-08-12 David Edelsohn <edelsohn@gnu.org>
16541 * config/rs6000/rs6000.c (any_parallel_operand): New predicate.
16542 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
16543 any_parallel_operand, lmw_operation, stmw_operation,
16544 mfcr_operation, mtcrf_operation. Remove PARALLEL from any_operand.
16545 * config/rs6000/rs6000.md (save_fpregs_{si,di}): Use
16546 any_parallel_operand.
16547 (return_and_restore_fpregs_{si,di}): Same.
16549 2004-08-12 Zack Weinberg <zack@codesourcery.com>
16551 * genrecog.c (add_to_sequence): When processing a MATCH_PARALLEL,
16552 if pred->singleton != PARALLEL, issue a warning and pretend it was.
16553 Also issue a warning for any predicate we don't know about.
16555 2004-08-12 Richard Henderson <rth@redhat.com>
16557 * config/i386/i386.c (internal_label_prefix): Export.
16558 (internal_label_prefix_len, struct ix86_address,
16559 ix86_decompose_address, maybe_get_pool_constant,
16560 ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes,
16561 memory_address_length): Export.
16562 (any_fp_register_operand, fp_register_operand,
16563 register_and_not_any_fp_reg_operand, register_and_not_fp_reg_operand,
16564 x86_64_general_operand, x86_64_szext_general_operand,
16565 x86_64_nonmemory_operand, x86_64_movabs_operand,
16566 x86_64_szext_nonmemory_operand, x86_64_immediate_operand,
16567 x86_64_zext_immediate_operand, const_int_1_31_operand,
16568 symbolic_operand, pic_symbolic_operand, local_symbolic_operand,
16569 tls_symbolic_operand, global_dynamic_symbolic_operand,
16570 local_dynamic_symbolic_operand, initial_exec_symbolic_operand,
16571 local_exec_symbolic_operand, call_insn_operand, sibcall_insn_operand,
16572 constant_call_address_operand, const0_operand, const1_operand,
16573 const248_operand, const_0_to_3_operand, const_0_to_7_operand,
16574 const_0_to_15_operand, const_0_to_255_operand, incdec_operand,
16575 shiftdi_operand, reg_no_sp_operand, mmx_reg_operand,
16576 general_no_elim_operand, nonmemory_no_elim_operand,
16577 index_register_operand, q_regs_operand, flags_reg_operand,
16578 non_q_regs_operand, zero_extended_scalar_load_operand,
16579 vector_move_operand, no_seg_address_operand, sse_comparison_operator,
16580 ix86_comparison_operator, ix86_carry_flag_operator,
16581 fcmov_comparison_operator, promotable_binary_operator,
16582 cmp_fp_expander_operand, ext_register_operand, binary_fp_operator,
16583 mult_operator, div_operator, arith_or_logical_operator,
16584 memory_displacement_operand, cmpsi_operand, long_memory_operand,
16585 aligned_operand): Move to predicates.md as define_predicates.
16586 (tls_symbolic_operand_1): Remove.
16587 (x86_64_sign_extended_value): Merge into x86_64_immediate_operand.
16588 (x86_64_zero_extended_value): Merge into x86_64_zext_immediate_operand.
16589 (legitimize_address): Merge tls_symbolic_operand contents.
16590 (ix86_expand_move): Likewise.
16591 * config/i386/i386-protos.h: Update for exports.
16592 * config/i386/i386.h (EXTRA_CONSTRAINT): Update for renames.
16593 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Remove.
16594 * config/i386/i386.md: Include predicates.md.
16595 * config/i386/predicates.md: New file.
16597 2004-08-13 Mark Mitchell <mark@codesourcery.com>
16600 * config/i386/winnt.c (i386_pe_mark_dllexport): Set
16602 (i386_pe_mark_dllimport): Likewise.
16603 (i386_pe_encode_section_info): Likewise, when overriding
16604 dllimport attribute.
16606 2004-08-12 Geoffrey Keating <geoffk@apple.com>
16608 * configure.ac: When testing for flex, nm, ar, and bison, check
16609 that they will actually be built.
16610 * configure: Regenerate.
16612 2004-08-12 Ulrich Weigand <uweigand@de.ibm.com>
16614 * config/s390/s390.h (MAX_FIXED_MODE_SIZE): Define.
16615 (MOVE_MAX_PIECES): Define.
16617 2004-08-12 Devang patel <dpatel@apple.com>
16619 * dbxout.c (dbxout_begin_prologue): New function.
16620 (dbx_debug_hooks): Use new begin prologue hook.
16621 (dbxout_function_end): Emit N_ENSYM.
16622 * stab.def (N_BNSYM, N_ENSYM): Define and document these two new stabs.
16624 2004-08-12 Janis Johnson <janis187@us.ibm.com>
16626 * config/rs6000/altivec.h (vec_dst): Fix C++ functions whose first
16627 argument is float*.
16629 * config/rs6000/rs6000.c (altivec_init_builtins): Fix argument type
16632 * doc/extend.texi (AltiVec builtins): Fix description for recent
16633 changes. Update operation list to match current support.
16635 2004-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
16637 * config/s390/s390.c (struct s390_frame_layout): New struct as element
16638 of struct machine_function.
16639 (cfun->machine->frame_size): Moved into cfun->machine->frame_layout and
16641 (cfun->machine->save_fprs_p): Replaced by cfun_save_high_fprs and
16643 (cfun_frame_layout, cfun_save_high_fprs_p, cfun_gprs_save_area_size)
16644 (cfun_set_fpr_bit, cfun_fpr_bit_p): New macros.
16645 (s390_frame_area, s390_register_info): New functions.
16646 (s390_optimize_prolog): Renamed to s390_optimize_prologue. Added check
16648 (s390_return_addr_rtx, s390_return_address_offset)
16649 (s390_va_start, s390_gimplify_va_arg)
16650 (s390_emit_prologue, s390_emit_epilogue): Adjusted for new stack
16652 (s390_frame_info): Functionality partly moved to s390_register_info.
16653 Made adaptions for new stack layout.
16654 (save_gprs, restore_gprs): Changed meaning of second parameter and
16655 adapted all callers.
16657 * config/s390/s390.h (s390_backchain_string): New global variable.
16658 (MASK_BACKCHAIN): Removed definition.
16659 (TARGET_BACKCHAIN): Changed check.
16660 (TARGET_KERNEL_BACKCHAIN): New macro.
16661 (TARGET_SWITCHES): Removed entries of "backchain" and "no-backchain".
16662 (TARGET_OPTIONS): Added "backchain", "no-backchain" and
16663 "kernel-backchain".
16664 (DYNAMIC_CHAIN_ADDRESS): Adjusted for new stack layouts.
16666 * config/s390/s390.md ("allocate_stack"): Added TARGET_KERNEL_BACKCHAIN
16667 as condition. Adjusted for new stack layout.
16669 * doc/invoke.texi: Added documentation for new option
16670 "-mkernel-backchain" and adjusted documentation of "-mbackchain" and
16673 2004-08-12 Paul Brook <paul@codesourcery.com>
16675 * config/arm/lib1funcs.asm (ARM_FUNC_ALIAS): Also alias _L__name.
16676 (aeabi_uidivmod, aeabi_idivmod): Provide thumb implementation.
16678 2004-08-12 David Daney <ddaney@avtrex.com>
16680 * java/gcj.texi: Add subsection on signal usage.
16682 2004-08-12 David Edelsohn <edelsohn@gnu.org>
16684 * expr.c (move_by_pieces): Set alignment for move to minimum of
16685 MOVE_MAX_PIECES mode alignment and the largest non-slow mode
16686 alignment, but not less than the original alignment.
16687 (move_by_pieces_ninsns): Same.
16688 (can_store_by_pieces): Similar for store with STORE_MAX_PIECES.
16689 (store_by_pieces_1): Same.
16691 2004-08-12 Diego Novillo <dnovillo@redhat.com>
16693 PR tree-optimization/16867
16694 * tree.c (is_global_var): New function.
16695 (needs_to_live_in_memory): Check for TREE_ADDRESSABLE.
16696 Call is_global_var.
16697 * tree.h (DECL_NEEDS_TO_LIVE_IN_MEMORY_INTERNAL): Remove.
16699 (is_global_var): Declare.
16700 * tree-dfa.c (dump_variable): Display global and addressable
16702 (add_referenced_var): Clarify documentation when marking
16703 variables call-clobbered.
16704 * tree-flow-inline.h (is_call_clobbered): Call is_global_var
16705 instead of needs_to_live_in_memory.
16706 (mark_call_clobbered): If the variable is a tag, mark it
16708 * tree-gimple.c (is_gimple_reg): Don't check for
16710 (is_gimple_non_addressable): Likewise.
16711 * tree-ssa-alias.c (get_nmt_for): Always check whether the tag
16712 needs to be marked call-clobbered.
16713 (setup_pointers_and_addressables): Call is_global_var instead
16714 of needs_to_live_in_memory.
16715 * tree-ssa-dce.c (need_to_preserve_store): Remove.
16716 Update all users with is_global_var.
16717 (mark_stmt_if_obviously_necessary): Fix processing of aliased
16718 stores. Don't check the virtual definitions. Rather, check
16719 whether the store is going into global memory.
16720 (find_obviously_necessary_stmts): Get the symbol from the PHI
16722 * tree-ssa-operands.c (get_call_expr_operands): Do not add
16723 clobbering may-defs if the call does not have side effects.
16725 2004-08-12 Jakub Jelinek <jakub@redhat.com>
16728 * output.h (default_function_rodata_section,
16729 default_no_function_rodata_section): New prototypes.
16730 * target.h (struct gcc_target): Add asm_out.function_rodata_section.
16731 * target-def.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
16732 (TARGET_ASM_OUT): Add it.
16733 * varasm.c (default_function_rodata_section,
16734 default_no_function_rodata_section): New functions.
16735 * final.c (final_scan_insn): Call
16736 targetm.asm_out.function_rodata_section instead of
16737 readonly_data_section.
16738 * config/darwin.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
16739 * config/mcore/mcore.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
16740 * config/ip2k/ip2k.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
16741 * config/rs6000/xcoff.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
16743 * config/alpha/alpha.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
16744 * config/i386/cygming.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
16746 * config/i386/i386-interix.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
16748 * config/arm/pe.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
16749 * config/avr/avr.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
16750 * doc/tm.texi (TARGET_ASM_FUNCTION_RODATA_SECTION): Document.
16752 2004-08-12 Paul Brook <paul@codesourcery.com>
16754 * dwarf2out.h (dwarf2out_frame_finish): Conditionalize outputting eh
16756 * doc/tm.texi: Document interaction between TARGET_UNWIND_INFO and
16757 DWARF2_UNWIND_INFO.
16759 2004-08-12 Ben Elliston <bje@au.ibm.com>
16762 * config/rs6000/altivec.h: Change vector to __vector throughout.
16763 (Except for the `vector' macro itself).
16765 2004-08-12 Zack Weinberg <zack@codesourcery.com>
16767 * genpreds.c: Add capability to generate predicate bodies as
16768 well as function prototypes. Write function prototypes for
16769 the generic predicates too.
16770 (process_define_predicate, write_tm_preds_h, write_insn_preds_c)
16771 (write_predicate_subfunction, mark_mode_tests, add_mode_tests)
16772 (write_match_code, write_predicate_expr, write_one_predicate_function)
16773 (parse_option): New functions.
16774 (output_predicate_decls): Delete.
16775 (main): Read the machine description, process DEFINE_PREDICATE or
16776 DEFINE_SPECIAL_PREDICATE patterns, write tm-preds.h or insn-preds.c
16779 * genrecog.c (struct decision_test): Replace index with
16780 struct pred_data pointer.
16781 (next_index): Remove, unused.
16782 (pred_table, preds, special_mode_pred_table): Delete.
16783 (compute_predicate_codes, process_define_predicate): New functions.
16784 (validate_pattern, add_to_sequence, write_switch): Update for
16785 new data structures.
16786 (main): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
16787 Check both error_count and have_error.
16789 * gensupport.c (in_fname, first_predicate): New globals.
16790 (define_pred_queue, define_pred_tail): New RTL-pattern queue.
16791 (predicate_table, last_predicate, old_pred_table)
16792 (old_special_pred_table): New statics.
16793 (hash_struct_pred_data, eq_struct_pred_data, lookup_predicate)
16794 (add_predicate, init_predicate_table): New functions.
16795 (process_rtx): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
16796 (init_md_reader_args_cb): Use the global in_fname. No need to zero
16797 it or max_include_len. Call init_predicate_table.
16798 (read_rtx): Run the predicate queue after the attribute queue
16799 but before all the others.
16800 * gensupport.h (in_fname, struct pred_data, first_predicate)
16801 (lookup_predicate, add_predicate, FOR_ALL_PREDICATES): Declare.
16802 * rtl.def (MATCH_CODE, MATCH_TEST, DEFINE_PREDICATE)
16803 (DEFINE_SPECIAL_PREDICATE): New RTL codes.
16804 * dummy-conditions.c: Don't include bconfig.h, system.h,
16805 coretypes.h, tm.h, or system.h. Do include stddef.h.
16806 Duplicate declaration of struct c_test from gensupport.h.
16808 * Makefile.in (OBJS-common): Add insn-preds.o.
16809 (STAGESTUFF, .PRECIOUS): Add insn-preds.c.
16810 (insn-preds.c, insn-preds.o): New rules.
16811 (s-preds): Also generate insn-preds.c.
16812 (dummy-conditions.o, genpreds$(build_exeext), genpreds.o):
16813 Update dependencies.
16814 (print-rtl.o, print-rtl1.o): Correct dependencies.
16816 * recog.h: Delete prototypes of predicate functions.
16818 * doc/md.texi (Predicates): New section with complete
16819 documentation of operand/operator predicates. Remove some
16820 incomplete documentation of predicates from other places.
16821 * doc/tm.texi (Misc): Move SPECIAL_MODE_PREDICATES next to
16822 PREDICATE_CODES; indicate that both are deprecated in favor
16823 of define_predicate/define_special_predicate.
16825 * config/ia64/ia64.c: All predicate function definitions moved
16827 (small_addr_symbolic_operand, tls_symbolic_operand): Delete.
16828 (ia64_expand_load_address, ia64_expand_move):
16829 Check SYMBOL_REF_TLS_MODEL directly, don't use tls_symbolic_operand.
16831 * config/ia64/ia64.md: All predicates now defined here.
16832 (symbolic_operand): Is now a special predicate.
16834 * config/ia64/ia64.h: Declare ia64_section_threshold.
16835 (PREDICATE_CODES): Delete.
16837 2004-08-12 Richard Henderson <rth@redhat.com>
16839 * c-common.h (STATEMENT_LIST_HAS_LABEL): New.
16840 * c-semantics.c (add_stmt): Set it.
16841 * c-decl.c (finish_decl): Use it to create a new BIND_EXPR
16842 before instantiating a variable sized type.
16844 2004-08-12 Richard Henderson <rth@redhat.com>
16846 * stor-layout.c (round_up, round_down): Move ...
16847 * fold-const.c (round_up, round_down): ... here. Use
16848 multiple_of_p to avoid any arithmetic at all.
16850 2004-08-12 Richard Henderson <rth@redhat.com>
16852 * gimplify.c (struct gimplify_init_ctor_preeval_data): New.
16853 (gimplify_init_ctor_preeval_1): New.
16854 (gimplify_init_ctor_preeval): New.
16855 (gimplify_init_ctor_eval): New.
16856 (gimplify_init_constructor): Use them. Always gimplify the LHS
16859 2004-08-12 Ziemowit Laski <zlaski@apple.com>
16861 (This patch is part of merge of objc-improvements-branch
16864 * doc/frontends.texi: Mention Objective-C++ in addition to
16866 * doc/install.texi: Add 'obj-c++' to list of configurable
16868 * doc/invoke.texi: Rename Objective-C option headings to
16869 indicate they also apply to Objective-C++. List file
16870 extensions for Objective-C++ sources. Mention that
16871 ObjC and ObjC++ compilations may also use C and C++ options,
16872 respectively. Point users to doc/standards.texi for
16873 further info on ObjC and ObjC++.
16874 * doc/sourcebuild.texi: Mention the objcp/ directory and
16875 the Objective-C++ sources it contains.
16876 * doc/standards.texi: Update link to Apple ObjC site;
16877 add link to gcc readings.html WWW doc.
16879 2004-08-12 Alan Modra <amodra@bigpond.net.au>
16881 * config/rs6000/rs6000.c (function_arg_padding): Revert 2004-07-28
16882 and 2004-07-14 changes.
16884 2004-08-12 Paul Brook <paul@codesourcery.com>
16886 * doc/invoke.texi: Fix typo.
16888 2004-08-11 Devang Patel <dpatel@apple.com>
16890 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -dead_strip
16891 and -no_dead_strip_inits_and_terms.
16893 * doc/invoke.texi (Darwin Options): Document -dead_strip and
16894 -no_dead_strip_inits_and_terms.
16896 2004-08-11 Paul Brook <paul@codesourcery.com>
16898 * config/arm/arm-protos.h (arm_finalize_pic) Rename ...
16899 (arm_load_pic_register): ... to this.
16900 * config/arm/arm.c (arm_finalize_pic): Rename ...
16901 (arm_load_pic_register): ... to this. Always output insns at the
16902 current location. Load via low reg in thumb mode.
16903 (arm_expand_prologue): Call arm_load_pic_register.
16904 (thumb_expand_prologue): Ditto.
16905 * config/arm/arm.h (FINALIZE_PIC): Remove.
16906 * config/arm/arm.md (builtin_setjmp_receiver): Call
16907 arm_load_pic_register.
16909 2004-08-11 Paul Brook <paul@codesourcery.com>
16911 * arm.c (thumb_force_lr_save): Add prototype.
16912 (thumb_compute_save_reg_mask): New function.
16913 (thumb_find_work_register): New function.
16914 (arm_get_frame_offsets): Use thumb_compute_save_reg_mask.
16915 (thumb_unexpanded_epilogue): Ditto. Remove redundant code.
16916 Don't clobber r3 when removing pretend args.
16917 (thumb_expand_prologue): Use thumb_compute_save_reg_mask.
16918 (thumb_output_function_prologue): Use new functions.
16919 (thumb_set_return_address): Use thumb_compute_save_reg_mask.
16920 * arm.h (THUMB_REG_PUSHED_P): Remove.
16922 2004-08-11 James E Wilson <wilson@specifixinc.com>
16924 PR rtl-optimization/16490
16925 * cfgrtl.c (cfg_layout_split_edge): Set global_live_at_start and
16926 global_live_at_end for new basic block if already set for other blocks.
16928 2004-08-11 David Edelsohn <edelsohn@gnu.org>
16930 * config/rs6000/rs6000.h (MAX_FIXED_MODE_SIZE): Define.
16932 * config/rs6000/rs6000.md (mfcr rlwinm patterns): Set length to 8.
16933 (mfcr rlwinm rlwinm patterns): Set length to 12.
16935 2004-08-11 Andrew MacLeod <amacleod@redhat.com>
16937 * tree-flow-inline.h (get_def_ops, get_use_ops, get_v_may_def_ops,
16938 get_vuse_ops,get_v_must_def_ops): Add operand structure reference.
16939 (get_v_may_def_result_ptr, get_v_may_def_op_ptr): New access struct.
16940 (start_ssa_stmt_operands): Delete.
16941 * tree-flow.h (struct stmt_ann_d): Replace operand vectors with new
16942 struct stmt_operands_d.
16943 (build_ssa_operands): New extern entry point.
16944 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove operand
16945 building code, replace with create_ssa_artficial_load_stmt().
16946 * tree-ssa-operands.c (struct voperands_d): Delete.
16947 (allocate_v_may_def_optype): Allocate v_may_def_operand_type_t vector.
16948 (allocate_v_must_def_optype): Use sizeof (tree), not sizeof (tree *).
16949 (free_uses, free_defs, free_vuses, free_v_may_defs,
16950 free_v_must_defs): Remove dealloc parameter.
16951 (remove_vuses, remove_v_may_def, remove_v_must_defs): Delete.
16952 (finalize_ssa_defs, finalize_ssa_uses, finalize_ssa_v_may_defs,
16953 finalize_ssa_vuses, finalize_ssa_v_must_defs): Perform all operand
16954 vector comparisons, ssa_name reuse, and allocations here.
16955 (verify_start_operands): Delete.
16956 (finalize_ssa_stmt_operands): Set new operands by calling finalize
16958 (start_ssa_stmt_operands): Move from tree-flow-inline.h.
16959 (append_def, append_usei): Simplify to simple accumulation.
16960 (append_v_may_def, append_vuse, append_v_must_def): Simplify to avoiding
16961 duplicates and simple accumulation.
16962 (free_ssa_operands): Free vectors in a stmt_operand structure.
16963 (build_ssa_operands): New. Create a new stmt_operand structure from
16964 a stmt and an old set of stmt_operands.
16965 (get_stmt_operands): Simplify and call build_ssa_operands.
16966 (get_expr_operands, get_asm_expr_operands, get_indirect_ref_operands,
16967 get_call_expr_operands, add_stmt_operand, add_call_clobber_ops,
16968 add_call_read_ops): Don't pass prev_vops around anymore.
16969 (note_addressable): Return if no stmt annotation.
16970 (copy_virtual_operands): Access v_may_def operands through a struct.
16971 (create_ssa_artficial_load_stmt): New. Create a load stmt for DOM's
16972 hash tables without treating the stmt as a real stmt.
16973 * tree-ssa-operands.h (struct v_may_def_operand_type): New. Access
16974 v_may_def def and use through a struct instead of 2 array elements.
16975 (struct v_may_def_optype_d): Use v_may_def_operand_type.
16976 (struct stmt_operands_d): New. Struct for storing all operand vectors.
16978 2004-08-11 Nick Clifton <nickc@redhat.com>
16980 * config/arm/arm.c (arm_is_longcall_p): Update comment describing
16981 this funciton's behaviour. Return true when the current function
16982 has a section attribute and -mlong-calls is in effect.
16983 * config/arm/arm.h (ARM_DECLARE_FUNCTION_SIZE): Do not set the
16984 short-call marker when -mlong-calls is in effect and the function
16985 has a section attribute.
16987 2004-08-10 Zack Weinberg <zack@codesourcery.com>
16989 * stmt.c (expand_return): If asked to return the RESULT_DECL,
16990 just call expand_value_return on result_rtl.
16992 2004-08-10 Richard Henderson <rth@redhat.com>
16994 * builtins.def (BUILT_IN_STACK_ALLOC): Remove.
16995 * builtins.c (expand_builtin) <BUILT_IN_STACK_ALLOC>: Remove.
16996 * dwarf2out.c (loc_descriptor): Handle PARALLEL here ...
16997 (add_location_or_const_value_attribute): ... not here. Use
16998 loc_descriptor_from_tree if possible.
16999 (loc_descriptor_from_tree_1): Rename from loc_descriptor_from_tree.
17000 Simplify address handling. Handle DECL_VALUE_EXPR. Handle register
17002 (loc_descriptor_from_tree): New. Update callers.
17003 * expr.c (expand_var): Ignore DECL_VALUE_EXPR variables.
17004 * gimplify.c (gimplify_decl_expr): Lower variable sized types to
17005 pointer plus dereference. Set DECL_VALUE_EXPR. Set save_stack.
17006 (gimplify_call_expr): Do not recognize BUILT_IN_STACK_ALLOC
17007 and BUILT_IN_STACK_RESTORE.
17008 (gimplify_expr): Lower DECL_VALUE_EXPR decls.
17009 * stmt.c (expand_stack_alloc): Remove.
17010 * tree-mudflap.c (mx_register_decls): Don't look for
17011 BUILT_IN_STACK_ALLOC.
17012 * tree-nested.c (convert_local_reference): Likewise.
17013 * tree.h (DECL_VALUE_EXPR): New.
17015 2004-08-10 Richard Henderson <rth@redhat.com>
17017 * stor-layout.c (round_up): Check for 0/1 before dividing.
17018 (round_down): Likewise.
17020 * tree-tailcall.c (suitable_for_tail_opt_p): Also check DECL_EXTERNAL.
17022 2004-08-09 Mark Mitchell <mark@codesourcery.com>
17024 * config.gcc (arm*-*-eabi*): New target.
17025 * defaults.h (TARGET_LIBGCC_FUNCS): New macro.
17026 (TARGET_LIB_INT_CMP_BIASED): Likewise.
17027 * expmed.c (expand_divmod): Try a two-valued divmod function as a
17029 * gthr.h: Remove bogus tokens at end of #pragma.
17030 * optabs.c (expand_twoval_binop_libfunc): New function.
17031 (prepare_cmp_insn): Handle the !TARGET_LIB_INT_CMP_BIASED case.
17032 (prepare_float_lib_cmp): Try reversing the condition.
17033 (debug_optab_libfuncs): New function.
17034 * optabs.h (expand_twoval_binop_libfunc): Declare.
17035 * config/arm/arm.c (arm_init_libfuncs): New function.
17036 (arm_compute_initial_eliminatino_offset): Return HOST_WIDE_INT.
17037 (TARGET_INIT_LIBFUNCS): Define it.
17038 * config/arm/arm.h (TARGET_BPABI): New macro.
17039 * config/arm/arm-protos.h
17040 (arm_compute_initial_elimination_offset): Return HOST_WIDE_INT.
17041 * config/arm/bpabi.S: New file.
17042 * config/arm/bpabi.c: Likewise.
17043 * config/arm/bpabi.h: Likewise.
17044 * config/arm/ieee754-df.S (__aeabi_dneg): New function or alias.
17045 (__aeabi_drsub): Likewise.
17046 (__aeabi_dsub): Likewise.
17047 (__aeabi_dadd): Likewise.
17048 (__aeabi_ui2d): Likewise.
17049 (__aeabi_i2d): Likewise.
17050 (__aeabi_f2d): Likewise.
17051 (__aeabi_dmul): Likewise.
17052 (__aeabi_ddiv): Likewise.
17053 (__aeabi_cdrcmple): Likewise.
17054 (__aeabi_cdcmpeq): Likewise.
17055 (__aeabi_cdcmple): Likewise.
17056 (__aeabi_dcmpeq): Likewise.
17057 (__aeabi_dcmplt): Likewise.
17058 (__aeabi_dcmple): Likewise.
17059 (__aeabi_dcmpge): Likewise.
17060 (__aeabi_dcmpgt): Likewise.
17061 (__aeabi_dcmpun): Likewise.
17062 (__aeabi_d2iz): Likewise.
17063 (__aeabi_d2uiz): Likewise.
17064 (__aeabi_d2f): Likewise.
17065 * config/arm/ieee754-sf.S (__aeabi_fneg): New function or alias.
17066 (__aeabi_frsub): Likewise.
17067 (__aeabi_fsub): Likewise.
17068 (__aeabi_fadd): Likewise.
17069 (__aeabi_ui2f): Likewise.
17070 (__aeabi_i2f): Likewise.
17071 (__aeabi_fmul): Likewise.
17072 (__aeabi_fdiv): Likewise.
17073 (__aeabi_cfrcmple): Likewise.
17074 (__aeabi_cfcmpeq): Likewise.
17075 (__aeabi_cfcmple): Likewise.
17076 (__aeabi_fcmpeq): Likewise.
17077 (__aeabi_fcmplt): Likewise.
17078 (__aeabi_fcmple): Likewise.
17079 (__aeabi_fcmpge): Likewise.
17080 (__aeabi_fcmpgt): Likewise.
17081 (__aeabi_fcmpun): Likewise.
17082 (__aeabi_f2iz): Likewise.
17083 (__aeabi_f2uiz): Likewise.
17084 * config/arm/lib1funcs.asm (ARM_CALL): New macro.
17085 (__aeabi_uidivmod): New function or alias.
17086 (__aeabi_idivmod): Likewise.
17087 (__aeabi_idiv0): Likewise.
17088 (__aeabi_ldiv0): Likewise.
17089 (__aeabi_llsr): Likewise.
17090 (__aeabi_lasr): Likewise.
17091 (__aeabi_llsl): Likewise.
17092 (bpabi.S): Include it.
17093 * config/arm/libgcc-bpabi.ver: New file.
17094 * config/arm/symbian.h (ARM_DEFAULT_ABI): Remove.
17095 (LINK_SPEC): Remove.
17096 * config/arm/t-arm-elf (LIB1ASMFUNCS): Add __aeabi_lcmp and
17098 * config/arm/t-bpabi: New file.
17099 * doc/tm.texi (TARGET_LIBGCC_FUNCS): New entry.
17100 (TARGET_LIB_INT_CMP_BIASED): Likewise.
17102 2004-08-10 David Edelsohn <edelsohn@gnu.org>
17104 * config/rs6000/rs6000-protos.h (expand_block_clear): Declare.
17105 * config/rs6000/rs6000.md (clrmemsi): New pattern.
17106 * config/rs6000/rs6000.c (expand_block_clear): New function.
17107 (expand_block_move): Convert alignment to bits. Use SImode and
17108 HImode for unaligned addresses if not STRICT_ALIGNMENT.
17110 2004-08-10 Caroline Tice <ctice@apple.com>
17112 * varasm.c (unlikely_section_label): New global variable.
17113 (unlikely_text_section_name): New global variable.
17114 (text_section): Remove alignment statement.
17115 (unlikely_text_section): Remove alignment statement; use
17116 unlikely_section_label rather than hard-coded string.
17117 (assemble_start_function): Initialize unlikely_section_label and
17118 unlikely_text_section_name; make sure cold section is properly
17119 aligned at start of function; output unlikely_section_label if
17122 2004-08-10 Ulrich Weigand <uweigand@de.ibm.com>
17124 * config/s390/s390-protos.h (s390_canonicalize_comparison): Declare.
17125 * config/s390/s390.c (s390_canonicalize_comparison): New function.
17126 * config/s390/s390.h (CANONICALIZE_COMPARISON): Define.
17127 * config/s390/s390.md ("*tmdi_ext", "*tmsi_ext", "*tmqisi_ext",
17128 "*tmqidi_ext", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem"): Remove.
17129 ("*tmqi_mem"): Remove SUBREG from pattern.
17130 ("*anddi3_cconly"): Prevent accidentally matching TM pattern.
17131 ("*andsi3_cconly"): Likewise.
17133 2004-08-10 H.J. Lu <hongjiu.lu@intel.com>
17136 * config/i386/i386.md (*strsetdi_rex_1): Use DI instead of SI.
17138 2004-08-10 Janis Johnson <janis187@us.ibm.com>
17140 * doc/sourcebuild.texi (compat testing): Document available test
17141 framework commands. Use the preferred spelling of DejaGnu.
17143 2004-08-10 Daniel Berlin <dberlin@dberlin.org>
17145 * lambda.h: Add matrix type, and prototypes for remainder of
17146 matrix and vector functions.
17147 (lambda_vector_mult_const): New function.
17148 (lambda_vector_negate): Ditto.
17149 (lambda_vector_add): Ditto.
17150 (lambda_vector_add_mc): Ditto.
17151 (lambda_vector_copy): Ditto.
17152 (lambda_vector_zerop): Ditto.
17153 (lambda_vector_equal): Ditto.
17154 (lambda_vector_min_nz): Ditto.
17155 (lambda_vector_first_nz): Ditto.
17156 (lambda_vector_matrix_mult): Ditto.
17157 * lambda-mat.c: New file.
17158 * Makefile.in (lambda-mat.o): New.
17160 2004-08-10 Andrew MacLeod <amacleod@redhat.com>
17162 * tree-cfg.c (bsi_insert_before, bsi_insert_after): Call modify_stmt
17163 after linking stmt into the program.
17164 (bsi_remove): Don't call modify_stmt.
17165 * tree-complex.c (update_complex_assignment,
17166 expand_complex_comparison): Call modify_stmt after changing the stmt.
17167 * tree-outof-ssa.c (rewrite_trees): Call modify_stmt only if not
17169 * tree-ssa-ccp.c (substitute_and_fold): Call modify_stmt after changing
17170 the stmt, and only if needed.
17171 * tree-ssa-dom.c (thread_across_edge): Pass no annotation for a dummy
17173 (simplify_rhs_and_lookup_avail_expr): Don't take an annotation param.
17174 (simplify_cond_and_lookup_avail_expr): Use modify_stmt.
17175 (simplify_switch_and_lookup_avail_expr): Don't take an annotation param.
17176 (eliminate_redundant_computations): Don't pass an annotation. Call
17177 modify_stmt rather than setting the annotation directly.
17178 (record_equivalences_from_stmt): Remove unused local 'j'.
17179 (cprop_operand): Take a stmt rather than an annotation as a parameter.
17181 (cprop_into_stmt): Pass stmt rather than annotation.
17182 (update_rhs_and_lookup_avail_expr): Call modify_stmt.
17183 * tree-ssa-loop-im.c (schedule_sm): Call get_stmt_ann rather than
17185 * tree-ssa.c (propagate_into_addr): Dont call modify_stmt.
17187 2004-08-10 Jason Merrill <jason@redhat.com>
17189 PR middle-end/16948
17190 * function.c (expand_function_start): Handle DECL_BY_REFERENCE on
17193 2004-08-10 Geoffrey Keating <geoffk@apple.com>
17195 * tree-vn.c (val_expr_pair_expr_eq): Compare vuses, to match the
17198 2004-08-10 Roger Sayle <roger@eyesopen.com>
17200 * config/mips/mips.md: New reciprocal square root patterns that
17201 match sqrt(1.0/x) in addition to the existing 1.0/sqrt(x) insns.
17203 2004-08-10 Paul Brook <paul@codesourcery.com>
17205 * config/arm/arm-protos.h (arm_set_return_address,
17206 thumb_set_return_address): Add prototypes.
17207 * config/arm/arm.h (ARM_FT_EXCEPTION_HANDLER): Remove.
17208 * config/arm/arm.c (arm_compute_func_type,
17209 use_return_insn, arm_compute_save_reg0_reg12_mask,
17210 arm_compute_save_reg_mask, arm_output_function_prologue,
17211 arm_output_epilogue): Replace ARM_FT_EXCEPTION_HANDLER with
17212 current_function_calls_eh_return.
17213 (thumb_exit, thumb_pushpop, thumb_unexpanded_epilogue): Replace
17215 (arm_set_return_address, thumb_set_return_address): New functions.
17216 * config/arm/arm.h (MUST_USE_SJLJ_EXCEPTIONS, DWARF2_UNWIND_INFO,
17217 ARM_EH_STACKADJ_REGNUM, EH_RETURN_STACKADJ_RTX): Define.
17218 * config/arm/arm.md (VUNSPEC_EH_RETURN): Add.
17219 (epilogue): Use the stackadj register.
17220 (eh_return, arm_eh_return, thumb_eh_return): New pattern.
17222 2004-08-10 Jakub Jelinek <jakub@redhat.com>
17225 * expr.c (move_by_pieces_ninsns): Add max_size argument.
17226 (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1 to it.
17227 (CLEAR_BY_PIECES_P): Pass STORE_MAX_PIECES + 1 to it.
17228 (STORE_BY_PIECES_P): Define similarly to CLEAR_BY_PIECES_P,
17229 but using MOVE_RATIO.
17230 (move_by_pieces): Pass max_size to move_by_pieces_ninsns.
17231 (can_store_by_pieces): Change max_size type to unsigned int.
17232 (store_by_pieces_1): Likewise. Pass max_size to
17233 move_by_pieces_ninsns.
17234 * config/s390/s390.h (STORE_BY_PIECES_P): Define.
17235 * config/sh/sh.c (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1
17236 to move_by_pieces_ninsns.
17237 (STORE_BY_PIECES_P): Define.
17238 * config/ns32k/ns32k.h (STORE_BY_PIECES_P): Pass STORE_MAX_PIECES + 1
17239 to move_by_pieces_ninsns.
17240 * doc/tm.texi (STORE_BY_PIECES_P): Document changed default.
17242 * config/i386/i386.h (CLEAR_RATIO): Define.
17244 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
17246 * expr.c (expand_expr_real_1): Add back code that was not dead.
17248 2004-08-09 Andrew Pinski <apinski@apple.com>
17250 * c-common.c (c_common_get_alias_set): Set the aliasing set of the type
17251 which is found to be compatible before returning the aliasing set.
17253 2004-08-09 Daniel Jacobowitz <dan@debian.org>
17255 * ggc-zone.c (struct alloc_zone): Add statistics counters.
17256 (always_collect): New flag.
17257 (ggc_alloc_zone_1): Update statistics support. Don't include
17258 overhead in allocated counter.
17259 (sweep_pages): Update allocated counter for large pages. Don'y
17261 (ggc_collect_1): Always collect.
17262 (ggc_collect): Honor always_collect flag. Sum all zones to decide
17263 whether to collect.
17264 (SCALE, LABEL): New macros.
17265 (ggc_print_statistics): Add statistics support.
17267 2004-08-09 Roger Sayle <roger@eyesopen.com>
17269 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap): Change type to bool.
17270 (init_expmed): Fix potential overrun problem with "all.reg".
17271 (expand_sdiv2_pow2): Add an alternate implementation for signed
17272 division, if the target provides a suitable conditional move insn.
17274 2004-08-09 Paul Brook <paul@codesourcery.com>
17275 Richard Henderson <rth@redhat.com>
17277 * unwind-dw2.c (uw_install_context_1): Update target saved stack
17280 2004-08-09 Geoffrey Keating <geoffk@apple.com>
17282 * ggc-common.c (ggc_rlimit_bound): Don't check RSS limit.
17283 Check DATA limit only if there's no AS limit. Ignore insanely
17285 (ggc_min_heapsize_heuristic): Don't divide AS or RSS limits by 8,
17286 but take care that the AS limit isn't overrun.
17287 * doc/invoke.texi: Update documentation of min-heapsize parameter.
17289 2004-08-09 Jeff Law <law@redhat.com>
17291 * Makefile.in (OBJC-common): Add tree-ssa-threadupdate.c
17292 (tree-ssa-threadupdate.o): Add dependencies.
17293 * tree-ssa-threadupdate.c: New file.
17294 * tree-flow.h (incoming_edge_threaded): New flag in block annotation.
17295 (rewrite_vars_out_of_ssa): Remove prototype.
17296 (cleanup_tree_cfg): Returns a bool.
17297 * tree.h (thread_through_all_blocks): Prototype.
17298 * tree-outof-ssa.c (SSANORM_*): Move into here.
17299 (remove_ssa_form): Now static.
17300 (rewrite_vars_out_of_ssa): Kill.
17301 * tree-ssa-live.c (register_ssa_partitions_for_vars): Kill.
17302 * tree-ssa-live.h (SSANORM_*): Moved into tree-outof-ssa.c.
17303 (remove_ssa_form, register_partitions_for_vars): Kill declarations.
17304 * tree-cfg.c (cleanup_tree_cfg): Return a value indicating if
17305 anything was changed.
17306 * tree-phinodes.c (add_phi_arg): Get the block for the PHI
17307 from the PHI's annotation rather than the edge associated with
17309 * tree-ssa-dom.c (redirection_edges): Kill.
17310 (redirect_edges_and_update_ssa_graph): Kill.
17311 (tree_ssa_dominator_optimize): Do not reset forwardable flag
17312 for blocks anymore. Do not initialize redirection_edges.
17313 Call thread_through_all_blocks. Simplify code for cleanup
17314 of the CFG and iterating. No longer call cleanup_tree_cfg
17315 outside the iteration loop.
17316 (thread_across_edge): No longer mess with forwardable blocks.
17318 2004-08-09 Zack Weinberg <zack@codesourcery.com>
17320 * explow.c (memory_address): Use memory_address_p.
17321 * recog.c (general_operand): Likewise.
17322 * regrename.c: No need to define REG_OK_STRICT.
17324 2004-08-09 Steven Bosscher <stevenb@suse.de>
17326 * timevar.def (TV_CPROP1, TV_CPROP2, TV_PRE, TV_HOIST, TV_LSM):
17328 * gcse.c: Include timevar.h.
17329 (const_prop_count, copy_prop_count): Rename to global_const_prop_count
17330 and global_copy_prop_count.
17331 (local_const_prop_count, local_copy_prop_count): New static globals.
17332 (gcse_main): Set the right timevar for each pass.
17333 (cprop_jump): Increment global_const_prop_count when a constant is
17334 propagated. Add "GLOBAL" to dump output.
17335 (cprop_insn): Increment global_const_prop_count when a constant is
17336 propagated, or global_copy_prop_count when a copy is propagated.
17337 (do_local_cprop): Likewise for local_const_prop_count and
17338 local_copy_prop_count.
17339 (one_cprop_pass): Initialize const/cprop counters to zero.
17340 Print out results of local and global const/cprop separately.
17341 (bypass_block): Break over-length line.
17342 * Makefile.in (gcse.o): Add TIMEVAR_H dependency. Fix dependencies
17343 for bb-reorder.o and tracer.o.
17345 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
17347 * Makefile.in (GTFILES): Remove stmt.c
17348 (stmt.o): Do not depend on gt-stmt.h.
17349 * emit-rtl.c (emit_line_note): Do not call
17350 set_file_and_line_for_stmt.
17351 * expr.c (expand_expr_real_1) <SWITCH_EXPR>: Let expand_case
17353 * function.c (free_after_parsing): Do not free STMT field.
17354 (allocate_struct_function): Do not call init_stmt_for_function.
17355 (assign_stack_temp_for_type): Do not accept values of keep
17357 (init_temp_slots): Do not initialize removed variables.
17358 * function.h (struct function): Remove STMT, X_TARGET_TEMP_SLOT_LEVEL
17359 and X_VAR_TEMP_SLOT_LEVEL fields.
17360 * rtl.h (set_file_and_line_for_stmt): Remove.
17361 * stmt.c (struct nesting, ALLOC_NESTING, POPSTACK,
17362 struct stmt_status, cond_stack, case_stack, nesting_stack,
17363 nesting_depth, emit_locus, set_file_and_line_for_stmt,
17364 same_case_target_p, init_stmt_for_function, emit_nop,
17365 expand_start_cond, expand_start_elseif, expand_start_else,
17366 expand_elseif, expand_end_cond): Remove.
17367 (preserve_subexpressions_p): Remove references to CFUN->STMT.
17368 (expand_start_case, expand_end_case_type): Remove, merge into...
17369 (expand_case): ... this one, including other bits from
17370 expand_expr_real_1. Inline same_case_target_p. Turn members
17371 of CASE_STACK into local variables.
17372 (emit_case_bit_tests): Inline same_case_target_p.
17373 (add_case_node): Add HEAD argument, return new head of the list,
17374 do not handle default label here.
17375 * tree.h (expand_start_cond, expand_end_cond, expand_start_else,
17376 expand_start_elseif, current_nesting_level, expand_start_case,
17377 expand_end_case_type, expand_end_case, add_case_node,
17378 init_stmt_for_function, expand_elseif): Remove prototypes.
17379 (expand_case): Add prototype.
17381 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
17383 * expr.c (expand_expr_real_1): Use optab_for_tree_code.
17385 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
17387 * expr.c (var_rtx): Remove.
17388 (expand_expr_real_1) <LOOP_EXPR, EXIT_EXPR,
17389 LABELED_BLOCK_EXPR, EXIT_BLOCK_EXPR, TRUTH_ANDIF_EXPR,
17390 TRUTH_ORIF_EXPR, COMPOUND_EXPR, CONJ_EXPR, INIT_EXPR>:
17392 (expand_expr_real_1) <COND_EXPR>: Remove most special cases.
17393 * optabs.c (emit_clr_insn, emit_0_to_1_insn): Remove.
17394 * optabs.h (emit_clr_insn, emit_0_to_1_insn): Remove.
17396 2004-08-08 Mostafa Hagog <mustafa@il.ibm.com>
17397 Ayal Zaks <zaks@il.ibm.com>
17399 * common.opt (freschedule-modulo-scheduled-loops): New flag.
17400 * final.c (final_scan_insn): Handle NOTE_DISABLE_SCHED_OF_BLOCK.
17401 * modulo-sched.c (sms_schedule): Emit a note to disable scheduling
17402 when -freschedule-modulo-scheduled-loops flag is not specified.
17403 (sms_schedule_by_order, ps_insn_advance_column, add_node_to_ps,
17404 add_node_to_ps, ps_has_conflicts, ps_add_node_check_conflicts):
17405 More accurate placing of insn in row of partial schedule.
17406 (ps_insn_find_column): New function.
17407 * rtl.h (NOTE_DISABLE_SCHED_OF_BLOCK): New note.
17408 * sched-rgn.c (sched_is_disabled_for_current_region_p): New.
17409 (schedule_region): Use sched_is_disabled_for_current_region_p.
17410 * docs/invoke.texi: Document -freschedule-modulo-scheduled-loops.
17412 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
17414 * config/i386/i386.c (ix86_expand_clrmem): Revert the last
17417 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
17419 * config/i386/i386.c (ix86_expand_clrmem): Properly call
17420 gen_strset for 64bit target.
17422 2004-08-07 Olivier Hainque <hainque@act-europe.fr>
17424 * config/vxworks.h (HANDLE_SYSV_PRAGMA): Remove definition.
17426 2004-08-07 Jason Merrill <jason@redhat.com>
17428 Make return in memory explicit.
17429 * function.c (aggregate_value_p): Check DECL_BY_REFERENCE.
17430 (assign_parm_find_data_types): Remove code for old front end
17431 invisible reference handling.
17432 (assign_parms): Handle DECL_BY_REFERENCE on the RESULT_DECL.
17433 (expand_function_end): Likewise.
17434 * gimplify.c (gimplify_return_expr): Handle a dereferenced
17436 * tree-inline.c (copy_body_r): Don't bother looking for &* anymore.
17437 (declare_return_variable): Handle DECL_BY_REFERENCE.
17438 * cp/cp-gimplify.c (is_invisiref_parm): Also handle RESULT_DECL.
17439 (cp_genericize_r): Use convert_from_reference.
17440 Don't dereference a RESULT_DECL directly inside a RETURN_EXPR.
17441 (cp_genericize): Handle the RESULT_DECL. Unset TREE_ADDRESSABLE.
17443 * c-common.c (c_warn_unused_result): Check TREE_USED before
17444 warning about a CALL_EXPR with an unused value.
17446 2004-08-06 Mark Mitchell <mark@codesourcery.com>
17448 * config/arm/symbian.h (CC1_SPEC): Avoid passing duplicate options
17449 to the compiler. Use -fshort-wchar by default.
17451 2004-08-06 Pat Haugen <pthaugen@us.ibm.com>
17453 * params.def (PARAM_MIN_CROSSJUMP_INSNS): New.
17454 * cfgcleanup.c (try_crossjump_to_edge): Add minimum insn match
17456 * doc/invoke.texi (param): Document min-crossjump-insns.
17458 2004-08-06 Richard Sandiford <rsandifo@redhat.com>
17461 * c.opt (Wmissing-field-initializers): New option.
17462 * c-opts.c (c_common_post_options): Make -Wextra turn it on by default.
17463 * c-typeck.c (pop_init_level): Guard the missing field warning with
17464 warn_missing_field_initializers rather than extra_warnings.
17465 * doc/invoke.texi (-Wmissing-field-initializers): Document, moving
17466 some of the explanation from...
17467 (-Wextra): ...here. Say that the missing field warning can be
17468 seperately controlled by -Wmissing-field-initializers.
17470 2004-08-06 Paolo Bonzini <bonzini@gnu.org>
17472 * expr.c (expand_expr_real_1) <ENTRY_VALUE_EXPR>: Remove.
17473 * tree-inline.c (estimate_num_insns_1) <ENTRY_VALUE_EXPR>: Remove.
17474 * tree-pretty-print.c (dump_generic_node) <ENTRY_VALUE_EXPR>: Remove.
17475 * tree.def (ENTRY_VALUE_EXPR): Remove.
17477 2004-08-06 Jakub Jelinek <jakub@redhat.com>
17479 * config/i386/i386.c (ix86_expand_clrmem): Move gen_cld down to
17480 the places where it is actually needed. Don't use repz; stosb
17481 for -Os with sufficiently small constant sizes.
17482 For sufficiently small repz; stos{l,q} repeat counts use a sequence
17483 of stos{l,q} instructions instead.
17485 2004-08-06 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
17487 PR tree-optimization/16807
17488 * loop-iv.c (dump_iv_info): Dump invariants correctly.
17489 (iv_subreg, iv_extend): Express value of invariant purely in
17492 2004-08-06 Mark Mitchell <mark@codesourcery.com>
17494 * config/arm/symbian.h (CC1_SPEC): Add -fno-short-enums.
17495 (CC1PLUS_SPEC): Define it to be the same as CC1_SPEC.
17497 2004-08-06 Roman Zippel <zippel@linux-m68k.org>
17499 * config/m68k/m68k.c (post_inc_operand,pre_dec_operand): New.
17500 * config/m68k/m68k.h (PREDICATE_CODES): add post_inc_operand,
17502 * config/m68k/m68k.md (zero_extend*2): delay the splitting of the
17503 pattern until reload is finished to allow better code generation
17504 and split them completely into separate instrunctions.
17505 (*andsi3_split): New pattern.
17507 2004-08-05 Mark Mitchell <mark@codesourcery.com>
17509 * tree.c (handle_dll_attribute): Move here from i383/winnt.c.
17510 Replace use of DECL_INLINE with DECL_DECLARED_INLINE_P. Set
17511 DECL_VISIBLITY. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
17512 * tree.h (handle_dll_attribute): Declare. Test
17513 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
17514 * c-common.h (c_determine_visibility): Declare.
17515 * c-common.c (c_determine_visibility): New function.
17516 * c-decl.c (finish_decl): Use it.
17517 (finish_function): Likewise.
17518 * defaults.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define it to
17519 zero, by default. Use #if, not #ifdef, to test it.
17520 * config/arm/arm.c (arm_attribute_table): Use
17521 handle_dll_attribute. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with
17523 * config/arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define to 1.
17524 * config/i386/cygming.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
17526 * config/i386/i386-protos.h (ix86_handle_dll_attribute): Remove.
17527 * config/i386/i386.c (ix86_attribute_table): Use
17528 handle_dll_attribute for dllimport/dllexport. Test
17529 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
17530 * config/i386/winnt.c (ix86_handle_dll_attribute): Remove.
17531 * config/mcore/mcore.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
17533 * config/mcore/mcore.c (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Test it
17535 * config/sh/symbian-pre.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
17537 * doc/extend.texi (dllexport): Clarify and correct documentation.
17538 (dllimport): Likewise.
17539 * doc/tm.texi (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Mention
17540 handle_dll_attribute.
17542 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
17544 * tree-ssa-loop-manip.c: New file.
17545 * Makefile.in (tree-ssa-loop-manip.o): Add.
17546 * tree-flow.h (rewrite_into_loop_closed_ssa, verify_loop_closed_ssa):
17548 * tree-ssa-loop.c (tree_loop_optimizer_init): Create loop closed ssa
17550 (tree_ssa_loop_done): Verify loop closed ssa form.
17551 * tree-ssa-loop-im.c (move_computations): Update loop closed ssa form.
17553 2004-08-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17555 * pa.c (pa_asm_output_aligned_bss, pa_asm_output_aligned_common,
17556 pa_asm_output_aligned_local): New functions.
17557 * pa-protos.h: Add prototypes for pa_asm_output_aligned_bss,
17558 pa_asm_output_aligned_common and pa_asm_output_aligned_local.
17559 * pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON): Use
17560 pa_asm_output_aligned_common.
17561 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
17562 * pa.h (ASM_OUTPUT_ALIGNED_BSS): New macro.
17563 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
17564 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
17565 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): New macro.
17566 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
17567 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
17568 * som.h (MAX_OFILE_ALIGNMENT): Provide maximum alignment of global
17571 2004-08-05 Andrew Pinski <apinski@apple.com>
17573 * objc/objc-act.c (build_objc_string_object): Mark the address
17574 expression as constant.
17576 2004-08-05 David Edelsohn <edelsohn@gnu.org>
17578 * config/rs6000/rs6000.c (rs6000_rtx_costs): Fix mask_operand
17579 and mask64_operand thinkos. Handle ZERO_EXTRACT. Handle
17580 SIGN_EXTEND / ZERO_EXTEND of MEM. Handle rlwinm patterns.
17582 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
17584 * config/linux.h, config/i386/linux.h, config/sparc/linux.h:
17585 Remove definitions conditioned on USE_GNULIBC_1 or conditioned
17586 out, and associated obsolete comments.
17588 2004-08-05 Nathan Sidwell <nathan@codesourcery.com>
17590 * tree.h (force_fit_type): Return a tree, take three flags.
17591 * fold-const.c (force_fit_type): Set TREE_OVERFLOW and
17592 TREE_CONSTANT_OVERFLOW here.
17593 (int_const_binop, const_binop): Adjust.
17594 (size_int_type): Do sign extension here.
17595 (fold_convert_const, optimize_bit_field_compare,
17596 decode_field_reference, all_ones_mask_p, fold_div_compare, fold,
17597 fold_negate_const, fold_abs_const, fold_not_const): Adjust.
17598 * tree.c (size_in_bytes, int_fits_type_p): Adjust.
17600 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
17602 PR tree-optimization/16864
17603 * tree-tailcall.c (eliminate_tail_call): Do not create phi nodes
17604 for ssa names without default_def.
17606 2004-08-05 Richard Sandiford <rsandifo@redhat.com>
17608 * config/i386/i386.c (ix86_expand_prologue): If the function uses a
17609 frame pointer, restore eax with an ebp-relative address.
17611 2004-08-04 Geoffrey Keating <geoffk@apple.com>
17614 * c-common.c (c_expand_decl): Don't special-case static VAR_DECLs.
17615 * c-common.h (make_rtl_for_local_static): Delete.
17616 * c-decl.c (shadow_tag_warned): Clean up comment.
17617 (finish_decl): Clean up spacing. Use set_user_assembler_name when
17618 appropriate. Don't pass asmspec to rest_of_decl_compilation.
17619 * c-semantics.c (make_rtl_for_local_static): Delete.
17620 * expr.c (init_block_move_fn): Use set_user_assembler_name.
17621 (init_block_clear_fn): Likewise.
17622 * passes.c (rest_of_decl_compilation): Remove asmspec parameter,
17623 expect it to be in DECL_ASSEMBLER_NAME. Update callers in many files.
17624 * toplev.h (rest_of_decl_compilation): Remove asmspec parameter.
17625 * tree.h (make_decl_rtl): Remove second parameter.
17626 (set_user_assembler_name): New.
17627 * varasm.c (set_user_assembler_name): New.
17628 (make_decl_rtl): Remove second parameter. Update callers in many
17631 2004-08-05 Adam Nemet <anemet@lnxw.com>
17633 * config.gcc (case i[34567]86-*-lynxos*): Update to LynxOS 4.0.
17634 (case rs6000-*-lynxos*): Rename it to powerpc-*-lynxos*. Update
17636 * gthr-lynx.h: New file.
17637 * config/lynx-ng.h: Remove file.
17638 * config/lynx.h: Update to LynxOS 4.0.
17639 * config/t-lynx: New file.
17640 * config/i386/lynx-ng.h: Remove file.
17641 * config/i386/lynx.h: Update to LynxOS 4.0.
17642 * config/rs6000/lynxbase.h: Remove file.
17643 * config/rs6000/lynx.h: Update to LynxOS 4.0.
17644 * config/rs6000/t-lynx: New file.
17645 * doc/install.texi (Options specification): Remove reference to
17646 LynxOS from systems where --with-gnu-as makes a difference.
17648 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
17650 * c-common.c (c_stddef_cpp_builtins): Define __INTMAX_TYPE__ and
17652 * c-cppbuiltin.c (builtin_define_stdint_macros): New. Define
17654 (c_cpp_builtins): Call it.
17655 * doc/cpp.texi: Update.
17657 2004-08-04 David Edelsohn <edelsohn@gnu.org>
17659 * config/rs6000/rs6000.c (rs6000_rtx_costs): LABEL_REFs are zero
17662 2004-08-04 Jan Hubicka <jh@suse.cz>
17664 * basic-block.h (profile_staus): New global variable.
17665 * cfg.c (profile_status): Declare.
17666 (check_bb_profile): Break out from ....; use profile_status
17667 (dump_flow_info): ... here.
17668 * cfgbuild.c (find_basic_blocks): Set profile_status.
17669 * cfgexpand.c (tree_expand_cfg): Likewise.
17670 * predict.c (estimate_probability): Likewise.
17671 * profile.c (branch_prob): Likewise.
17672 * tree-cfg.c (build_tree_cfg): Likewise.
17673 (dump_function_to_file): Use check_bb_profile.
17674 * tree-pretty-print (dump_bb_header): Likewise.
17675 * tree-profile.c (do_tree_profiling): Cleanup.
17677 2004-08-04 Zack Weinberg <zack@codesourcery.com>
17679 * Makefile.in (RTL_BASE_H, RTL_H): Correct.
17680 (BUILD_RTL): Remove $(BUILD_PREFIX) from ggc-none.o.
17681 (genobjs): Add errors.o, ggc-none.o, and min-insn-modes.o.
17682 (read-rtl.o, gensupport.o, genconfig.o, genflags.o, gencodes.o)
17683 (genconstants.o, genemit.o, genopinit.o, genrecog.o, genextract.o)
17684 (genpeep.o, genattr.o, genattrtab.o, genautomata.o, genoutput.o)
17685 (genconditions.o): Depend on $(RTL_BASE_H) not $(RTL_H).
17686 (ggc-none.o, errors.o): Move rule to generators section;
17687 correct dependencies.
17688 (min-insn-modes.o): Move rule to generators section; remove
17689 unnecessary explicit command; correct dependencies.
17690 (print-rtl.o, print-rtl1.o): Correct dependencies.
17691 ($(BUILD_PREFIX_1)errors.o. $(BUILD_PREFIX_1)ggc-none.o): Delete rule.
17692 (mostlyclean): Update.
17694 * errors.c: Include bconfig.h not config.h. Correct comment.
17695 * gengtype.c, genpreds.c: Don't define NO_GENRTL_H.
17696 * ggc-none.c: Include bconfig.h; not config.h or tm.h.
17697 * print-rtl.c: Don't include tm_p.h.
17699 * rtl.h: Move forward-decl of struct function down where it's
17700 needed. Include genrtl.h #ifndef GENERATOR_FILE, not
17701 #ifndef NO_GENRTL_H. Remove unnecessary #ifdef BUFSIZ statements.
17703 2004-08-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
17704 Jeff Law <law@redhat.com>
17706 * tree-cfg.c (tree_duplicate_bb): Mark duplicated definitions.
17707 * tree-flow.h (rewrite_ssa_into_ssa): Declaration changed.
17708 * tree-into-ssa.c (rewrite_ssa_into_ssa): Use new interface to
17709 manipulate the duplicated ssa names.
17710 * tree-ssanames.c (ssa_names_to_rewrite): New variable.
17711 (marked_for_rewrite_p, any_marked_for_rewrite_p, mark_for_rewrite,
17712 unmark_all_for_rewrite, marked_ssa_names, release_ssa_name_force):
17714 (release_ssa_name): Do not release ssa names that may have multiple
17716 * tree.h (release_ssa_name_force, mark_for_rewrite,
17717 unmark_all_for_rewrite, marked_for_rewrite_p, any_marked_for_rewrite_p,
17718 marked_ssa_names): Declare.
17719 * tree-ssa-loop-ch.c (mark_defs_for_rewrite): Remove.
17720 (duplicate_blocks): Remove call to mark_defs_for_rewrite.
17721 Update call to rewrite_ssa_into_ssa.
17723 2004-08-04 Mark Mitchell <mark@codesourcery.com>
17725 * defaults.h (TARGET_DECLSPEC): New macro.
17726 * c-cppbuiltin.c (c_cpp_builtins): Handle TARGET_DECLSPEC.
17727 * config/arm/pe.h (SUBTARGET_CPP_SPEC): Remove __declspec support.
17728 * config/arm/symbian.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
17729 * config/i386/beof-elf.h (TARGET_OS_CPP_BUILTINS): Remove
17730 __declspec support.
17731 (TARGET_DECLSPEC): Define.
17732 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Remove
17733 __declspec support.
17734 * config/i386/i386-interix.h (TARGET_OS_CPP_BUILTINS): Remove
17735 __declspec support.
17736 (TARGET_DECLSPEC): Define.
17737 * config/mcore/mcore.h (TARGET_CPU_CPP_BUILTINS): Remove
17738 __declspec support.
17739 * config/sh/symbian-pre.h (SUBTARGET_CPP_SPEC): Remove __declspec
17741 * doc/tm.texi (TARGET_DECLSPEC): Document.
17743 * doc/extend.texi: Fix typo in comment.
17745 2004-08-04 Paul Brook <paul@codesourcery.com>
17747 * target-def.h (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
17748 (TARGET_CXX): Use it.
17749 * target.h (struct gcc_target): Add cdtor_returns_this.
17750 * config/arm/arm.c (arm_cxx_cdtor_returns_this): New function.
17751 (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
17752 * doc/tm.texi: Document TARGET_CXX_CDTOR_RETURNS_THIS.
17754 2004-08-03 Nathan Sidwell <nathan@codesourcery.com>
17756 * c-lex.c (narrowest_unsigned_type, narrowest_signed_type): Take
17757 low/high pair. Do range checking directly.
17758 (interpret_integer): Adjust.
17760 2004-08-04 Nick Clifton <nickc@redhat.com>
17762 * config/sh/sh.h (TARGET_SWITCHES): Add no-renesas to select the
17764 * doc/invoke.texi: Document this new switch and also the -mrenesas
17767 2004-08-04 Nathan Sidwell <nathan@codesourcery.com>
17769 * cfglayout.c (insn_locators_initialize): Update the current
17770 location before initializing a location.
17772 2004-08-03 Zack Weinberg <zack@codesourcery.com>
17774 * dbxout.c (dbxout_function_decl): Always call dbxout_function_end.
17775 (dbxout_function_end): Return after emitting the "Lscope" symbol
17776 under the same conditions that this function formerly wasn't called.
17777 Add explanatory comments.
17780 * c-decl.c (record_builtin_type): Call debug_hooks->type_decl
17784 * dbxout.c (dbx_output_lbrac, dbx_output_rbrac): New
17785 functions, broken out of dbxout_block.
17786 (dbxout_block): The block at depth 0 should get LBRAC/RBRAC
17787 stabs too, if it contains symbols. Use the begin_label and
17788 the Lscope label (emitted by dbxout_function_end) for the
17789 range of this block.
17791 2004-08-03 Nathanael Nerode <neroden@gcc.gnu.org>
17793 * doc/install.texi: Update autoconf version requirements.
17795 2004-08-03 Zack Weinberg <zack@codesourcery.com>
17797 * defaults.h (LEGITIMATE_PIC_OPERAND_P): Provide default definition.
17798 * recog.c (general_operand, immediate_operand, nonmemory_operand)
17799 (asm_operand_ok): Remove #ifdefs on LEGITIMATE_PICOPERAND_P.
17800 * regclass.c (record_reg_classes): Likewise.
17801 * reload.c (find_reloads): Likewise.
17802 * reload1.c (reload): Likewise.
17804 2004-08-03 Zack Weinberg <zack@codesourcery.com>
17806 * gensupport.c (init_md_reader_args_cb): Renamed from
17807 init_md_reader_args. Add third option, callback function for
17808 parsing program-specific options. Add diagnosis of incorrect
17809 number of input files.
17810 (init_md_reader): Fold into init_md_reader_args_cb.
17811 (init_md_reader_args): Now a thin wrapper around
17812 init_md_reader_args_cb.
17813 * gensupport.h: Update prototypes.
17815 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
17816 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
17817 * genrecog.c: No need to diagnose lack of an input file;
17818 init_md_reader_args will handle it.
17819 * genconditions.c: Likewise, and use init_md_reader_args.
17820 * genconstants.c: Likewise, and no need to call read_md_rtx.
17822 2004-08-03 Joseph S. Myers <jsm@polyomino.org.uk>
17824 * c-decl.c (implicitly_declare): Diagnose incompatible implicit
17827 2004-08-03 Mike Stump <mrs@apple.com>
17829 * config/darwin-c.c: Don't search in "/Local/Library/Frameworks"
17831 * doc/invoke.texi (Darwin Options): Update to reflect above.
17833 2004-08-03 Roger Sayle <roger@eyesopen.com>
17835 PR middle-end/16790
17836 * fold-const.c (extract_muldiv_1) <NOP_EXPR>: Disallow local
17837 truncations, not just global truncations.
17839 2004-08-03 Andrew Pinski <apinski@apple.com>
17842 * loop-iv.c (simplify_using_assignment): Initialize lhs.
17844 2004-08-03 Paul Brook <paul@codesourcery.com>
17846 * gcc/doc/install.texi: Document MPFR requirement.
17848 2004-08-03 Maciej W. Rozycki <macro@linux-mips.org>
17850 * aclocal.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Check for <sys/mman.h>
17851 and mmap() explicitly instead of relying on preset autoconf cache
17853 * configure: Regenerate.
17855 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
17858 * config.gcc (i[34567]86-*-* | x86_64-*-*): Add i386/t-gmm_malloc
17860 (i[34567]86-*-linux*aout* | i[34567]86-*-linux*libc1): Likewise.
17861 (i[34567]86-*-linux* | x86_64-*-linux*): Add i386/t-pmm_malloc
17864 * config/i386/t-gmm_malloc: New file.
17865 * config/i386/t-pmm_malloc: Likewise.
17867 * config/i386/xmmintrin.h: Include <mm_malloc.h>.
17869 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
17870 Tanguy Fautrà <tfautre@pandora.be>
17872 * config/i386/pmm_malloc.h: New file.
17874 2004-08-03 Danny Smith <dannysmith@users.sourceforge.net>
17876 * config/i386/gmm_malloc.h: New file.
17878 2004-08-03 Dale Johannesen <dalej@apple.com>
17880 * config/rs6000/rs6000.c (machopic_output_stub): Align Darwin stubs.
17881 * c-common.c: Include opts.h.
17882 (c_common_get_alias_set): Fix check for a single input file.
17883 * toplev.c: Remove current_file_decl.
17886 2004-08-03 Mark Mitchell <mark@codesourcery.com>
17888 * config.gcc (arm*-*-symbianelf*): New target.
17889 * config/arm/symbian.h: New file.
17891 * gthr-gnat.c: Add visibility #pragmas.
17892 * gthr-gnat.h : Likewise.
17893 * gthr.h: Likewise.
17894 * libgcc2.c (__ffsSI2): Move prototype to libgcc2.h.
17895 (__ffsDI2): Likewise.
17896 (__clzSI2): Likewise.
17897 (__ctzSI2): Likewise.
17898 (__ctzDI2): Likewise.
17899 (__popcountSI2): Likewise.
17900 (__popcountDI2): Likewise.
17901 (__paritySI2): Likewise.
17902 (__parityDI2): Likewise.
17903 * libgcc2.h: Add visibility #pragmas.
17904 (__clzDI2): Add prototype.
17905 (__clzSI2): Likewise.
17906 (__ctzSI2): Likewise.
17907 (__ffsDI2): Likewise.
17908 (__ffsSI2): Likewise.
17909 (__ctzDI2): Likewise.
17910 (__popcountSI2): Likewise.
17911 (__popcountDI2): Likewise.
17912 (__paritySI2): Likewise.
17913 (__parityDI2): Likewise.
17914 * unwind-dw2-fde.h: Add visibility #pragmas.
17915 * unwind.h: Likewise.
17917 2004-08-03 David Edelsohn <edelsohn@gnu.org>
17918 Dale Johannesen <dalej@apple.com>
17919 Roger Sayle <roger@eyesopen.com>
17921 * config/rs6000/rs6000.c (rs6000_rtx_costs): Calculate cost of
17922 constants more accurately. Adjust costs for FMA instructions.
17923 Add cases for most logical and float operations. Recurse into
17926 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
17928 * config.gcc (strongarm-*, xscale-*): Add t-arm to tmake_files.
17930 2004-08-03 Pat Haugen <pthaugen@us.ibm.com>
17932 * ra-build.c (conflicts_between_webs): For webs that cross a call add
17933 conflicts to regs_invalidated_by_call.
17935 2004-08-03 Paul Brook <paul@codesourcery.com>
17937 * config/arm/arm.c (emit_sfm): Only emit a single frame adjustment.
17939 2004-08-03 Jan Hubicka <jh@suse.cz>
17941 * coverage.c (tree_coverage_counter_ref): Fix computation of the new
17942 ARRAY_REF argument.
17944 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
17946 * arm-cores.def: Sort by architecture. Add arm946es, arm966es,
17947 arm968es, arm10e, arm1020e, arm1022e.
17948 * invoke.texi: Update list of ARM cores.
17949 * arm-tune.md: Regenerate.
17951 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
17953 * arm/gentune.sh: New file.
17954 * arm/t-arm: New file.
17955 * arm/arm-tune.md: New file (autogenerated).
17956 * config.gcc (arm*-*-*): Add t-arm to tmake_file for all variants.
17957 * arm.md (attribute tune): Delete. Include arm-tune.md.
17959 2004-08-03 Paolo Bonzini <bonzini@gnu.org>
17961 * gcc.c (add_prefix, add_sysrooted_prefix): Remove
17962 penultimate parameter. All callers adjusted.
17963 (struct prefix_list): Remove used_flag_ptr.
17964 (find_a_file): Do not set *pl->used_flag_ptr.
17965 (warn_B, warn_std_ptr): Remove.
17967 2004-08-03 Yossi Markovich <yossim@il.ibm.com>
17968 Mostafa Hagog <mustafa@il.ibm.com>
17970 * config/rs6000/altivec.md (altivec_vnmsubfp): Fix wrong pattern.
17972 2004-08-02 Geoffrey Keating <geoffk@apple.com>
17974 * dwarf2out.c (output_call_frame_info): Don't change data format
17975 due to TARGET_USES_WEAK_UNWIND_INFO. Always refer to the local
17976 label. Use 'true' not '1'.
17977 * doc/install.texi (powerpc-*-darwin*): Mention cctools version
17980 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
17982 * gdbinit.in: Reflect previous changes to rtunion_def.
17984 2004-08-02 Roger Sayle <roger@eyesopen.com>
17986 * fold-const.c (fold) <TRUNC_MOD_EXPR>: The transformation "X % -Y"
17987 -> "X % Y" is only valid for TRUNC_MOD_EXPR.
17989 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
17991 * vec.h (DEF_VEC_P): Add proper cast to uses of vec_o_reserve and
17993 * langhooks.h (lang_hooks::builtin_function): Rename parameter
17994 from "class" to "bt_class".
17996 2004-08-02 Paul Brook <paul@codesourcery.com>
17998 PR rtl-optimization/15068
17999 * flow.c (init_propagate_block_info): Check condition is reversible.
18001 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
18003 * gengtype.h (options::info): Change type to const char *.
18004 (enum gc_used_enum): Move out of struct type scope.
18005 * gengtype.c (create_option): Convert initializer for option::info to
18007 (adjust_field_type, walk_type, write_func_for_structure,
18008 write_root, write_roots): Remove pointless cast.
18010 2004-08-02 J"orn Rennecke <joern.rennecke@superh.com>
18012 * genopinit.c (gen_insn): Check for MODE_COMPLEX_FLOAT patterns for $F.
18014 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
18016 * rtl.h (union rtunion_def): Have all members start with the
18018 (XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE, XBBDEF, XTMPL,
18019 X0INT, X0UINT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
18020 X0MEMATTR, X0BBDEF, X0REGATTR, XCINT, XCUINT, XCSTR, XCEXP,
18021 XCVEC, XCMODE, XCBITMAP, XCTREE, XCBBDEF, XC2EXP): Adjust members
18023 * gengtype.c (adjust_field_rtx_def): Likewise.
18024 * rtlanal.c (loc_mentioned_in_p): Likewise.
18026 2004-08-02 Richard Sandiford <rsandifo@redhat.com>
18028 * config.gcc (mips*-*-elf*, mips*-*-rtems*): Add elfos.h to tm_file.
18029 Replace uses of mips/elf64.h with mips/elf.h
18030 * config/mips/elf.h (MAX_OFILE_ALIGNMENT, TARGET_ASM_NAMED_SECTION)
18031 (TYPE_OPERAND_FMT, TYPE_ASM_OP, SIZE_ASM_OP, BSS_SECTION_ASM_OP)
18032 (ASM_OUTPUT_ALIGNED_BSS, ASM_WEAKEN_LABEL, ASM_OUTPUT_WEAK_ALIAS)
18033 (MAKE_DECL_ONE_ONLY, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP)
18034 (HANDLE_SYSV_PRAGMA): Delete.
18035 (ASM_OUTPUT_DEF): Fix formatting.
18036 * config/mips/elf64.h: Delete.
18038 2004-08-01 Zack Weinberg <zack@codesourcery.com>
18040 * config/ia64/ia64.c (got_symbolic_operand): Do require a
18041 symbol+offset operand to have its offset be zero mod 0x3fff
18042 when GOT entries are in use. Clarify logic in SYMBOL_REF
18043 case. Clarify comments.
18044 (ia64_expand_load_address): Split a symbol+offset load when
18045 the offset is nonzero mod 0x3fff, not 0x1fff.
18047 2004-08-01 Geoffrey Keating <geoffk@apple.com>
18049 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Just abort
18050 if trying to *store* to a non-offsettable address.
18051 * config/rs6000/rs6000.md (movtf_internal): Don't move GPRs to
18052 a nonoffsettable address.
18053 (movdi_internal32): Don't move GPRs to a nonoffsettable address.
18055 (movti_string): Don't move GPRs to a nonoffsettable address.
18056 (movti_ppc64): Don't move GPRs to a nonoffsettable address. Clean up.
18058 2004-08-02 Ben Elliston <bje@au.ibm.com>
18061 * config/rs6000/altivec.h: Replace typeof with __typeof__.
18063 2004-08-01 Richard Henderson <rth@redhat.com>
18065 * expr.c (expand_expr_real_1) <normal_inner_ref>: Fix crash with
18066 variable sized types.
18068 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
18070 * doc/invoke.texi: In the MIPS options section, remove the passage
18071 saying that -mexplicit-relocs is usually disabled for -mabicalls
18072 -fno-unit-at-a-time.
18073 * config/mips/mips.c (override_options): Remove the code that enforced
18076 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
18078 * config/mips/mips.md (cprestore): Provide two alternatives, one for
18079 an in-range offset and one for an out-of-range offset. Wrap the latter
18080 in .set macro/.set nomacro if it's inside a .set nomacro block.
18082 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
18084 * config/mips/mips-protos.h (mips_gp_save_slot): Remove.
18085 (mips_restore_gp): Declare.
18086 * config/mips/mips.c (mips_add_offset): Add a scratch register
18087 argument. Reimplement in rtl only, reusing MIPS16 logic from
18088 mips_output_mi_thunk.
18089 (mips_legitimize_address, mips_legitimize_const_move): Adjust calls
18090 to mips_add_offset.
18091 (mips_gp_save_slot): Delete.
18092 (mips_restore_gp): New function.
18093 (mips_set_return_address, mips_output_mi_thunk): Use mips_add_offset.
18094 * config/mips/mips.md (exception_receiver): Turn into a
18095 define_insn_and_split. Use mips_restore_gp to do the split.
18096 (call_internal, call_value_internal, call_value_multiple_internal): Use
18097 mips_restore_gp to restore $gp.
18099 2004-07-31 Andrew Pinski <apinski@apple.com>
18102 * mkheaders.in (libsubdir): s/gcc-lib/gcc/.
18104 2004-07-31 Joseph S. Myers <jsm@polyomino.org.uk>
18106 * c-decl.c (diagnose_mismatched_decls): Give error for external
18107 redeclaration of identifier declared with no linkage, not just
18108 warning with -Wtraditional. Do not check DECL_CONTEXT to give
18109 error for redeclaration with no linkage.
18111 2004-07-30 Geoffrey Keating <geoffk@apple.com>
18112 Fariborz Jahanian <fjahanian@apple.com>
18114 * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Permit
18115 non-offsettable addresses even for DImode.
18116 (rs6000_split_multireg_move): Cope with non-offsettable addresses
18117 being moved into multiple GPRs.
18119 * config/rs6000/rs6000.c (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Default
18121 (rs6000_override_options): Use RS6000_DEFAULT_LONG_DOUBLE_SIZE.
18122 * config/rs6000/darwin.h (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define
18124 * config/rs6000/darwin-ldouble.c (isless): New macro.
18126 (nonfinite): New macro.
18128 (_xlqadd): Completely rewrite.
18129 (_xlqmul): Correct overflow handling.
18130 (_xlqdiv): Correct overflow handling.
18131 * config/rs6000/darwin-ldouble-format: New file.
18133 2004-07-30 Roger Sayle <roger@eyesopen.com>
18134 Richard Henderson <rth@redhat.com>
18136 * config/i386/i386.md: New peephole2's to convert imul by 3, 5 or
18137 9 into the equivalent lea instruction.
18139 2004-07-30 Richard Henderson <rth@redhat.com>
18141 * gimplify.c (gimplify_expr) <case CONST_DECL>: Don't replace
18142 with DECL_INITIAL if fb_lvalue.
18143 * tree-gimple.c (is_gimple_id): Add CONST_DECL.
18144 * tree-pretty-print.c (dump_decl_name): Dump unnamed CONST_DECL
18146 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Fold CONST_DECL.
18148 2004-07-30 Diego Novillo <dnovillo@redhat.com>
18150 * tree-ssa-alias.c (compute_points_to_and_addr_escape): If a
18151 pointer escapes through a function call, assume that the
18152 callee will dereference it.
18153 (add_pointed_to_var): Assume that VALUE is always an
18155 (collect_points_to_info_r): Only call add_pointed_to_var if
18156 the value is an ADDR_EXPR.
18158 2004-07-30 Diego Novillo <dnovillo@redhat.com>
18160 * tree-ssa-alias.c (create_alias_map_for): Do not get the
18161 alias set of the inner type of ARRAY_TYPEs.
18163 2004-07-29 Diego Novillo <dnovillo@redhat.com>
18165 * tree-ssa-ccp.c (visit_assignment): Move code to prevent
18166 setting a non-register to UNDEFINED right before the call to
18169 2004-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
18171 * config/sh/lib1funcs.asm: Make aliases movstr* for movmem*.
18173 2004-07-29 Diego Novillo <dnovillo@redhat.com>
18175 * tree-ssa.c (verify_flow_sensitive_alias_info): When
18176 comparing points-to sets of different pointers, make sure the
18177 second pointer is actually referenced in the code.
18179 2004-07-29 Zack Weinberg <zack@codesourcery.com>
18181 * config/ia64/ia64.c (setjmp_operand): Delete, unused.
18182 (got_symbolic_operand): Remove unreachable code.
18183 * config/ia64/ia64.h (PREDICATE_CODES): Remove entry for
18184 setjmp_operand; add entry for tls_symbolic_operand.
18185 * config/ia64/ia64-protos.h: Remove all prototypes of
18186 predicate functions.
18188 2004-07-29 Mark Mitchell <mark@codesourcery.com>
18190 * c-common.h (lang_post_pch_load): New variable.
18191 * c-pch.c (lang_post_pch_load): Define it.
18192 (c_common_read_pch): Use it.
18193 * cgraphunit.c (record_call_1): Give the front end a chance to
18194 record additional needed entities when a variable is marked as
18196 * tlink.c (recompile_files): Robustify.
18197 (scan_linker_output): If a symbol is assigned to a file,
18198 but after recompilation is not present there, issue an error
18201 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
18203 * tree-ssa-loop-im.c (force_move_till_expr, force_move_till):
18204 Take orig_loop argument and pass it to set_level.
18205 (schedule_sm): Pass the correct orig_loop to force_move_till.
18207 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
18209 * cfgloop.c (update_latch_info): Update dominator of the new block.
18210 (canonicalize_loop_headers, flow_loops_find): Do not free dominance
18212 * dominance.c (verify_dominators): Check that the dominance tree is
18214 (recount_dominator): Ignore unreachable blocks.
18215 (iterate_fix_dominators): Cleanup old dominance information before
18218 2004-07-29 Diego Novillo <dnovillo@redhat.com>
18220 * tree-ssa-operands.c (get_expr_operands): Revert changes
18221 to ADDR_EXPR processing introduced by:
18222 2004-06-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18223 * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
18225 2004-07-29 Joseph S. Myers <jsm@polyomino.org.uk>
18227 * doc/implement-c.texi: Add C90 subclause references. Point to
18228 preprocessor documentation instead of duplicating it. Add points
18229 only present in C90. Fill in documentation for all points.
18231 2004-07-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18233 * pa.c (output_movb): Correct typo.
18235 2004-07-29 Pat Haugen <pthaugen@us.ibm.com>
18237 * ra.h (single_reg_in_regclass): Declare.
18238 * ra.c (single_reg_in_regclass): Define.
18239 (first_hard_reg): New.
18240 (init_ra): Initialize single_reg_in_regclass.
18241 * ra-colorize.c (ok_class): New.
18242 (coalesce, aggressive_coalesce, extended_coalesce_2): Use it.
18244 2004-07-29 Nathan Sidwell <nathan@codesourcery.com>
18246 * gcov-io.h: Allow zero tag as EOF indicator.
18247 (gcov_is_eof): Remove.
18248 (gcov_truncate): Remove.
18249 * gcov-io.c (gcov_seek): Always SEEK_SET.
18250 * libgcov.c (gcov_exit): Don't use gcov_truncate. Write explicit
18252 * coverage.c (read_counts_file): Don't use gcov_is_eof.
18253 * gcov-dump.c (dump_file): Likewise.
18254 * gcov.c (read_graph_file, read_count_file): Likewise.
18256 * c-decl.c (complete_array_type): Don't gratuitously copy
18257 maxindex. Check it always has a type.
18259 2004-07-29 Steven Bosscher <stevenb@suse.de>
18261 * rtl.c (currently_expanding_to_rtl): New.
18262 * rtl.h (currently_expanding_to_rtl): Export it.
18263 * cfgexpand.c (tree_cfg_expand): Set/clear it at entry/exit.
18265 * config/alpha/alpha.c (alpha_expand_mov): Remove old RTL
18267 * config/sh/sh.c: Replace rtx_equal_function_value_matters
18268 with currently_expanding_to_rtl.
18269 * config/sh/sh.md: Likewise.
18270 * config/ia64/ia64.c (got_symbolic_operand): Likewise.
18272 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
18274 Introduce sh2a support.
18275 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
18276 * config.gcc: Build multilibs for sh2a and sh2a-single by
18278 * config/sh/sh.h (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Define by
18279 default. Split their tests out of the corresponding SH4
18281 * config/sh/t-sh (MULTILIB_MATCHES): Don't ever use SH4 or SH4a
18282 multilibs for SH2a.
18283 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
18284 * config.gcc: Handle sh2a multilibs and cpu selection.
18285 * config/sh/sh.h: Likewise. Handle sh2a command line flags.
18286 * config/sh/t-mlib-sh2a: New.
18287 * config/sh/t-mlib-sh2a-nofpu: New.
18288 * config/sh/t-mlib-sh2a-single: New.
18289 * config/sh/t-mlib-sh2a-single-only: New.
18290 2004-07-09 Nick Clifton <nickc@redhat.com>
18292 * config/sh/sh.h (DRIVER_SELF_SPECS): Issue an error message if
18293 -ml and -m2a are used together.
18294 2004-03-23 DJ Delorie <dj@redhat.com>
18295 * config/sh/sh.c (sh_builtin_saveregs): Use the double code only
18296 when we have a double-sized FPU.
18297 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
18298 * config/sh/lib1funcs.asm (set_fpscr): Don't build if __SH2A_NOFPU__
18300 * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Add cases for -msh2a-nofpu,
18301 -msh2a-single and -msh2a-single-only
18302 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
18303 * config/sh/crt1.asm: Don't generate FPU instructions if __SH2A_NOFPU__
18305 2004-02-20 DJ Delorie <dj@delorie.com>
18306 * config/sh/sh.md (movsf_i, movsf_ie, movsf, ble, bge): Disable for sh2a-nofpu.
18307 2004-02-20 Fred Fish <fnf@redhat.com>,
18308 Corinna Vinschen <vinschen@redhat.com>
18309 * config/sh/t-sh (MULTILIB_OPTIONS): Add 2a-nofpu.
18310 (MULTILIB_EXCEPTIONS): Don't build littel-endian on sh2a.
18311 2004-02-18 DJ Delorie <dj@redhat.com>
18312 * config/sh/sh.c (broken_move): Add support for movi20.
18313 * config/sh/sh.h: Likewise.
18314 (SHIFT_COUNT_TRUNCATED): Set for sh2a.
18315 * config/sh/sh.md (udivsi3_sh2a): New.
18316 (udivsi3): Call it.
18317 (divsi3_sh2a): New.
18320 (ashlsi3_sh2a): New.
18321 (ashrsi3_sh2a): New.
18322 (lshrsi3_sh2a): New.
18323 (movsi_i): Disable for sh2a.
18324 (movsi_ie): Add movi20.
18325 (movsf_i, movsf_ie, movsf, ble, untyped_call): Explicitly enable
18326 sh2a, for -m2a-nofpu mode.
18327 2004-02-13 DJ Delorie <dj@redhat.com>
18328 * config/sh/lib1funcs.asm: Handle double vs single better.
18329 * config/sh/sh.h: Likewise.
18330 2004-02-09 DJ Delorie <dj@redhat.com>
18331 * config/sh/crt1.asm: Add support for sh2a.
18332 * config/sh/elf.h: Likewise.
18333 * config/sh/lib1funcs.asm: Likewise.
18334 * config/sh/sh.c: Likewise.
18335 * config/sh/sh.md: Likewise.
18336 * config/sh/sh.h: Likewise.
18337 * config/sh/t-sh: Likewise.
18339 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
18341 * config/frv/frv.md (movqi_internal, movhi_internal,
18342 movsi_internal): Add backup alternatives for memory inputs.
18344 2004-07-28 Matt Austern <austern@apple.com>
18346 * config/darwin.c (darwin_one_byte_bool): New global variable.
18347 * config/darwin.h (darwin_one_byte_bool): Declare.
18348 (SUBTARGET_OPTIONS): Define macro. (for -mone-byte-bool flag.)
18349 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Conditionalize on
18350 value of darwin_one_byte_bool.
18351 * doc/invoke.texi: Document -mone-byte-bool flag.
18353 2004-07-28 Eric Christopher <echristo@redhat.com>
18355 * c-common.c (c_common_unsafe_for_reeval): Delete.
18356 * c-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete use.
18357 * c-pretty-print.c (pp_c_expression): Delete UNSAVE_EXPR case.
18358 * calls.c (fix_unsafe_tree): Delete.
18359 (expand_call): Delete code which used above.
18360 * dojump.c (do_jump): Delete UNSAVE_EXPR case.
18361 * expr.c (expand_expr_real_1): Ditto.
18362 * fold-const.c (non_lvalue): Ditto.
18363 * langhooks-def.h (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
18364 (lhd_unsafe_for_reeval): Ditto.
18365 * langhooks.c (lhd_unsafe_for_reeval): Ditto.
18366 * langhooks.h (unsafe_for_reeval): Ditto.
18367 (unsave_expr_now): Adjust comment.
18368 * tree-inline.c (copy_body_r): Delete UNSAVE_EXPR bits.
18369 (estimate_num_insns_1): Ditto.
18370 * tree-pretty-print.c (dump_generic_node): Ditto.
18371 * tree.c (expr_align): Ditto.
18372 (unsave_expr): Delete.
18373 (unsafe_for_reeval): Ditto.
18374 * tree.h (unsafe_for_reeval, unsave_expr): Ditto.
18375 * tree.def (UNSAVE_EXPR): Delete.
18376 * objc/objc-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
18378 2004-07-28 Zack Weinberg <zack@codesourcery.com>
18380 * tree.h (enum tls_model): Move ...
18381 * coretypes.h: ... here.
18383 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
18385 * config/frv/frv.h (EPILOGUE_USES): New. Use LR.
18387 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
18389 * cse.c (validate_canon_reg): New function, split out from...
18390 (canon_reg): ...here. Use validate_canon_reg for both 'e' and 'E'.
18392 2004-07-28 Diego Novillo <dnovillo@redhat.com>
18394 * tree-ssa-alias.c (maybe_create_global_var): Don't just
18395 return if .GLOBAL_VAR has been created.
18397 2004-07-28 Diego Novillo <dnovillo@redhat.com>
18399 * tree-ssa.c (verify_flow_insensitive_alias_info): Process
18400 every variable that may have aliases, not just tags.
18402 2004-07-28 Aldy Hernandez <aldyh@redhat.com>
18404 * config/rs6000/rs6000.md ("move_from_CR_gt_bit"): Rename to
18405 move_from_CR_eq_bit.
18406 Rename UNSPEC_MV_CR_GT to UNSPEC_MV_CR_EQ.
18409 * config/rs6000/spe.md ("e500_flip_gt_bit"): Rename to
18412 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_gt_bit to
18413 output_e500_flip_eq_bit.
18415 * config/rs6000/rs6000.c (output_e500_flip_gt_bit): Rename to
18416 output_e500_flip_eq_bit.
18417 (rs6000_emit_sCOND): Rename call to output_e500_flip_gt_bit to
18418 output_e500_flip_eq_bit.
18419 Rename gen_move_from_CR_gt_bit to gen_move_from_CR_eq_bit.
18420 (print_operand): case D. Get to EQ bit.
18422 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
18424 * gcov.c (function_summary): Add missing \n.
18426 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
18428 Introduce sh4a support.
18429 * config.gcc: Handle sh4a multilibs and cpu selection.
18430 * config/sh/sh.h: Likewise. Handle sh4a command line flags.
18431 * config/sh/t-mlib-sh4a: New.
18432 * config/sh/t-mlib-sh4al: New.
18433 * config/sh/t-mlib-sh4a-nofpu: New.
18434 * config/sh/t-mlib-sh4a-single: New.
18435 * config/sh/t-mlib-sh4a-single-only: New.
18436 2004-02-20 DJ Delorie <dj@redhat.com>
18437 * config/sh/sh.md ("movua"): Change constraint from "m" to "Sua".
18438 * config/sh/sh.h (EXTRA_CONSTRAINT_S): Add "Sua" support.
18439 2003-08-22 Eric Christopher <echristo@redhat.com>
18440 * config/sh/sh4a.md: Update for chip errata.
18441 2003-08-07 Eric Christopher <echristo@redhat.com>
18442 * config/sh/sh4a.md: New file. sh4a processor description.
18443 2003-07-08 Alexandre Oliva <aoliva@redhat.com>
18444 * config/sh/sh.h (TARGET_SWITCHES): Added 4al. Adjust description
18446 (SH_ASM_SPEC): Pass -dsp for -m4al, not -m4a-nofpu.
18447 * config/sh/t-sh (MULTILIB_MATCHES): Map -m4al to -m4a-nofpu.
18448 * doc/invoke.texi (SH Options): Document -m4al.
18449 2003-07-03 Alexandre Oliva <aoliva@redhat.com>
18450 * config/sh/sh.c (expand_block_move): Remove commented-out code
18451 checked in by mistake.
18452 (sh_cannot_change_mode_class): Enable SUBREGs to be used to select
18453 single elements from SFmode vectors.
18454 * config/sh/sh.md (fsca): Use VEC_CONCAT to initialize the output
18456 (sinsf2, cossf2, sindf2, cosdf2): Don't emit CLOBBER.
18457 2003-07-01 Alexandre Oliva <aoliva@redhat.com>
18458 * config/sh/sh.h (sh_fsca_sf2int, sh_fsca_df2int,
18459 sh_fsca_int2sf): Remove variable declarations.
18460 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
18461 sh_fsca_int2sf): New functions.
18462 (sh_fsca_sf2int_rtx, sh_fsca_df2int_rtx,
18463 sh_fsca_int2sf_rtx): New static variables.
18464 * config/sh/sh-protos.h (sh_fsca_sf2int, sh_fsca_df2int,
18465 sh_fsca_int2sf): Declare.
18466 * config/sh/sh.md: Adjust.
18467 * doc/invoke.texi (SH Options): Document new options.
18468 * config/sh/lib1funcs.asm (ic_invalidate): Remove SH4a forward
18469 compatibility from SH4 code.
18470 2003-06-27 Alexandre Oliva <aoliva@redhat.com>
18471 * config/sh/sh.c (expand_block_move): Don't emit POST_INC too
18473 (memory_movsrc_operand): Renamed to...
18474 (unaligned_load_operand): ... this. Simplified.
18475 * config/sh/sh.h (PREDICATE_CODES): Adjust.
18476 * config/sh/sh.md (movua, extv, extzv): Likewise. Change movua's
18477 input operand to SImode, and adjust the others. Introduce
18478 post-increment by peephole.
18479 * config/sh/sh.c (expand_block_move): Give the target address the
18480 same mode as the temp reg.
18481 * config/sh/sh.c (expand_block_move): Use a temp reg for unaligned
18483 2003-06-26 Alexandre Oliva <aoliva@redhat.com>
18484 Introduce support for SH4a.
18485 * config/sh/lib1funcs.asm (ic_invalidate): Use icbi if
18486 __SH4A__. Emit 4 4kb blocks and touch all of them otherwise.
18487 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
18488 sh_fsca_int2sf): New.
18489 (sh_init_builtins): Initialize them.
18490 (print_operand): Support `d'.
18491 (expand_block_move): Use movua if src is misaligned.
18492 (memory_movsrc_operand): New.
18493 * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Define __SH4A__
18494 and one of the SH4 macros.
18495 (SH4A_BIT, TARGET_SH4A_ARCH, TARGET_SH4A_FP,
18496 SELECT_SH4A_NOFPU, SELECT_SH4A_SINGLE_ONLY, SELECT_SH4A,
18497 SELECT_SH4A_SINGLE): New.
18498 (TARGET_NONE): Add SH4A_BIT.
18499 (TARGET_SWITCHES): Add 4a-single-only, 4a-single, 4a-nofpu and 4a.
18500 (SH_ASM_SPEC): Pass -dsp if -m4a-nofpu.
18501 (sh_fsca_sf2int, sh_fsca_df2int, sh_fsca_int2sf): Declare.
18502 (OVERRIDE_OPTIONS): Set cpu to CPU_SH4A when appropriate.
18503 (enum processor_type): Added PROCESSOR_SH4A.
18504 (PREDICATE_CODES): Add memory_movsrc_operand.
18505 * config/sh/sh.md: Removed unused variables.
18506 (attr cpu): Add sh4a.
18507 (attr type): Add movua, fsrra and fsca.
18508 (prefetch): New, for SH4.
18509 (ic_invalidate_line, ic_invalidate_line_sh4a): Use icbi.
18510 (toggle_sz): Set type to fp.
18511 (toggle_pr, rsqrtsf2, fsca, sinsf2, cossf2, sindf2, cosdf2): New.
18512 (movua, extv, extzv): New.
18513 * config/sh/t-sh: Add multilibs for 4a, 4a-nofpu, 4a-single
18514 and 4a-single-only.
18516 2004-07-28 Diego Novillo <dnovillo@redhat.com>
18518 * tree-optimize.c (init_tree_optimization_passes): Schedule
18519 pass_may_alias right after the program is renamed into SSA.
18520 * tree-pass.h (PROP_alias): Define.
18521 * tree-outof-ssa.c (pass_del_ssa): Require PROP_alias.
18522 * tree-sra.c (pass_sra): Likewise.
18523 * tree-ssa-ccp.c (pass_ccp): Likewise.
18524 * tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise.
18525 * tree-ssa-dce.c (pass_dce): Likewise.
18526 * tree-ssa-dom.c (pass_dominator): Likewise.
18527 * tree-ssa-dse.c (pass_dse): Likewise.
18528 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
18529 * tree-ssa-loop-ch.c (pass_ch): Likewise.
18530 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
18531 * tree-ssa-pre.c (pass_pre): Likewise.
18532 * tree-tailcall.c (pass_tail_recursion): Likewise.
18533 * tree-ssa.c (pass_redundant_phi): Likewise.
18534 * tree-ssa-alias.c (aliases_computed_p): Remove.
18536 (init_alias_info): Do not mark all type tags for renaming
18538 Clear may_aliases from every symbol.
18539 (setup_pointers_and_addressables): If a pointer has not been
18540 dereferenced and it had a type tag, clear it and mark the old
18543 2004-07-28 Diego Novillo <dnovillo@redhat.com>
18545 PR tree-optimization/16705
18546 * tree-ssa-alias.c (create_global_var): Set DECL_EXTERNAL on
18549 2004-07-27 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18551 * expr.c (expand_expr_real_1, case PARM_DECL): Remove obsolete error
18554 * gimplify.c (maybe_with_size_expr): If already have WITH_SIZE_EXPR,
18555 don't make another one.
18557 PR optimization/15077
18558 * function.h (struct function): Add field saved_static_chain_decl.
18559 Fix comment for static_chain_decl.
18560 * tree-inline.c (save_body): Add new arg and handle static_chain_decl.
18561 * tree-inline.h (save_body): Add new arg.
18562 * tree-optimize.c (tree_rest_of_compilation): Handle saving
18565 2004-07-27 Richard Henderson <rth@redhat.com>
18567 * gimplify.c (is_gimple_addr_expr_arg_or_indirect): Remove.
18568 (gimplify_modify_expr, gimplify_addr_expr, gimplify_expr): Use
18569 is_gimple_addressable.
18570 * tree-gimple.c (is_gimple_addressable): Rename from
18571 is_gimple_addr_expr_arg; accept INDIRECT_REF.
18572 (is_gimple_lvalue): Don't test INDIRECT_REF directly.
18573 * tree-gimple.h, tree-sra.c, tree-ssa-loop-im.c: Update for
18574 rename to is_gimple_addressable.
18576 2004-07-28 Alan Modra <amodra@bigpond.net.au>
18578 * config/rs6000/rs6000.c (function_arg_padding): Pad SFmode upwards.
18580 2004-07-27 Richard Henderson <rth@redhat.com>
18582 * function.c (assign_stack_local_1): Widen alignment to HOST_WIDE_INT
18585 2004-07-27 Zack Weinberg <zack@codesourcery.com>
18587 * libgcc2.c: Change all conditionals testing
18588 LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 96 to == 80.
18589 * libgcc2.h: Likewise.
18590 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Set
18591 TYPE_PRECISION of float80_type to 80.
18592 * config/ia64/ia64.c (ia64_init_builtins): Set TYPE_PRECISION
18593 of fpreg_type and float80_type to 80.
18594 * config/i386/i386.h, config/ia64/ia64.h, config/m68k/m68k.h
18595 * config/m68k/netbsd-elf.h:
18596 Change LONG_DOUBLE_TYPE_SIZE and possibly LIBGCC2_LONG_DOUBLE_TYPE_SIZE
18597 to evaluate to 80 whenever they would formerly have evaluated to 96.
18598 * config/i386/sco5.h: Remove unnecessary redefinition of
18599 LONG_DOUBLE_TYPE_SIZE.
18600 * doc/rtl.texi: Clarify uses of XFmode and TFmode.
18601 * config/i386/i386-modes.def: Use FRACTIONAL_FLOAT_MODE for
18602 XFmode, with a bitsize of 80. Update commentary.
18603 * config/ia64/ia64-modes.def: Likewise.
18604 * config/m68k/m68k-modes.def: Likewise.
18606 2004-07-27 Steven Bosscher <stevenb@suse.de>
18608 * cfgexpand.c (tree_expand_cfg): Fix comment.
18610 * calls.c (expand_call): Ignore rtx_equal_function_value_matters.
18611 * function.c (purge_single_hard_subreg_set, purge_hard_subreg_sets):
18613 (prepare_function_start): Don't set rtx_equal_function_value_matters.
18614 * integrate.c (copy_rtx_and_substitute): Don't test for it.
18615 * passes.c (rest_of_compilation): Don't call purge_hard_subreg_sets.
18616 Don't set rtx_equal_function_value_matters. Don't register RTL hooks
18617 here again. Update leading comment.
18618 * rtl.c (rtx_equal_function_value_matters): Remove.
18619 (rtx_equal_p): Don't test for it.
18620 * simplify-rtx.c (simplify_binary_operation, simplify_subreg):
18623 * rtl.h (enum insn_note): Remove NOTE_INSN_LOOP_END_TOP_COND.
18624 * rtl.c (note_insn_name): Likewise.
18625 * emit-rtl.c (remove_unnecessary_notes): Don't handle it.
18626 * final.c (final_scan_insn): Likewise.
18628 * except.c (finish_eh_generation): Don't call cfg_cleanup from here.
18629 * passes.c (rest_of_handle_eh): Do it here.
18631 * stmt.c (struct nesting): Remove struct nesting block member.
18632 (struct stmt_status): Remove x_block_start_count field.
18633 (current_block_start_count): Remove.
18635 2004-07-27 Brian Booth <bbooth@redhat.com>
18637 * tree-optimize.c (register_one_dump_file): Update condition that uses
18638 static_pass_number.
18639 (dup_pass_1): Replace with...
18640 (next_pass_1): This.
18641 (NEXT_PASS): Call next_pass_1.
18642 (DUP_PASS): Remove.
18643 (init_tree_optimization_passes): Remove uses of DUP_PASS.
18644 (execute_one_pass): Update condition that uses
18645 static_pass_number.
18646 * tree-pass.h (tree_opt_pass): Declare static_pass_number as a signed
18649 2004-07-27 Nick Clifton <nickc@redhat.com>
18651 * config/m32r/m32r.c: Include integrate.h in order to get the
18652 prototype for get_hard_reg_initial_val().
18654 * config/m32r/m32r.md (m32rpipeline): Remove unused value "m32r"
18655 and tidy up indentation.
18656 (final_presence_set): Use absence_set instead, so that if there is
18657 nothing in the "o" pipe the "s" pipe can be scheduled.
18659 2004-07-27 Diego Novillo <dnovillo@redhat.com>
18661 * tree-ssa-alias.c (create_name_tags): Ignore pointers that
18662 don't have PT_VARS nor PT_MALLOC set.
18663 Clear name tag from pointers that have not been dereferenced.
18664 (set_pt_anything, set_pt_malloc): Forward declare.
18665 * tree-ssa-copy.c (may_propagate_copy): Compare alias sets,
18666 not type compatibility when determining if a pointer can be
18669 2004-07-27 Richard Sandiford <rsandifo@redhat.com>
18671 * expr.h (canonicalize_condition, get_condition): Add an int argument.
18672 * gcse.c (fis_get_condition): Reimplement using get_condition, leaving
18673 it to check whether the condition is still valid at the jump insn.
18674 * ifcvt.c (noce_get_condition): Likewise.
18675 (noce_get_alt_condition): Update call to canonicalize_condition.
18676 * loop-iv.c (simplify_using_initial_values): Update call to
18677 get_condition. Remove FIXME.
18678 (check_simple_exit): Update call to get_condition.
18679 * loop-unswitch.c (may_unswitch_on): Likewise.
18680 * loop.c (check_dbra_loop): Likewise.
18681 (canonicalize_condition, get_condition): Add an argument to say whether
18682 the condition must still be valid at INSN.
18683 (get_condition_for_loop): Update call to get_condition. Require that
18684 the condition be valid at INSN.
18685 * predict.c (estimate_probability): Update call to get_condition.
18686 Remove unused earliest parameter.
18687 (expected_value_to_br_prob): Update call to canonicalize_condition.
18689 2004-07-26 Eric Christopher <echristo@redhat.com>
18691 * tree-dfa.c (add_referenced_var): Register initializers of global
18694 2004-07-26 Paolo Bonzini <bonzini@gnu.org>
18696 * config/i386/i386.c (function_arg): Always treat 8-
18697 and 16-byte wide vectors the same, even if MMX/SSE
18699 (contains_128bit_aligned_vector_p): Add comment.
18701 2004-07-26 J"orn Rennecke <joern.rennecke@superh.com>
18703 * ra.h (enum node_type): Rename to:
18704 (enum ra_node_type).
18705 * ra-colorize.c: Likewise.
18707 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
18709 * cfgcleanup.c (try_simplify_condjump): Call update_forwarder_flag
18710 after simplifying the jump.
18712 2004-06-26 Richard Henderson <rth@redhat.com>
18714 * calls.c (combine_pending_stack_adjustment_and_call): Make
18715 preferred_unit_stack_boundary argument unsigned. Make
18716 unadjusted_alignment unsigned.
18717 (expand_call): Make preferred_stack_boundary and
18718 preferred_unit_stack_boundary variables unsigned.
18719 * function.c (assign_stack_local_1): Make alignment unsigned.
18720 * function.h (struct function): Make stack_alignment_needed,
18721 preferred_stack_boundary unsigned.
18722 * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
18723 (ix86_compute_frame_layout): Make stack_alignment_needed,
18724 preferred_alignment variables unsigned.
18725 * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.
18727 2004-07-26 Tom Tromey <tromey@redhat.com>
18729 * tree.h: Fix typo in comment.
18731 2004-07-26 Daniel Jacobowitz <dan@debian.org>
18734 * ggc-zone.c (struct alloc_chunk): Remove attribute packed.
18735 (MAX_FREE_BIN_SIZE): Increase on 64-bit targets.
18736 (ggc_free): Remove incorrect freeing.
18737 (sweep_pages): Advance PP for large pages. Fix indentation.
18739 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
18741 PR rtl-optimization/16643
18742 * cfglayout.h (cfg_layout_initialize): Add a flags parameter.
18743 * cfglayout.c (cfg_layout_initialize): Pass it to cleanup_cfg.
18744 * basic-block.h (reorder_basic_blocks): Add a flags parameter.
18745 * cfglayout.c (reorder_basic_blocks): Pass it to cfg_layout_initialize.
18746 (partition_hot_cold_basic_blocks): Pass 0 to cfg_layout_initialize.
18747 * function.c (thread_prologue_and_epilogue_insns): Likewise.
18748 * rtl.h (tracer): Add a flags parameter.
18749 * tracer.c (tracer): Pass it to cfg_layout_initialise.
18750 * passes.c (rest_of_handle_stack_regs): Pass 0 to reorder_basic_blocks.
18751 (rest_of_handle_reorder_blocks): Update calls to tracer and
18752 reorder_basic_blocks, passing CLEANUP_UPDATE_LIFE if appropriate.
18753 (rest_of_handle_tracer): Pass 0 to tracer.
18754 (rest_of_handle_loop2): Pass 0 to cfg_layout_initialize.
18756 2004-07-25 David Edelsohn <edelsohn@gnu.org>
18759 * config/rs6000/rs6000.md (movdi_internal64): Further disparage
18762 2004-07-24 Nathan Sidwell <nathan@codesourcery.com>
18764 * tree.h (BINFO_BASE_ACCESSES): Accesses are a VEC(tree).
18765 (BINFO_BASE_ACCESS): Adjust.
18766 (BINFO_BASE_ACCESS_APPEND): New.
18767 (struct tree_binfo): Make base_accesses a VEC(tree) pointer.
18768 * dbxout.c (dbxout_type): Adjust binfo access accessing.
18769 * dwarf2out.c (gen_member_die): Likewise.
18770 * tree-dump.c (deque_and_dump): Likewise.
18772 2004-07-26 Falk Hueffner <falk@debian.org>
18774 * config/alpha/alpha.c (alpha_rtx_cost_data): Tweak int_div
18777 2004-07-25 Roger Sayle <roger@eyesopen.com>
18779 * config/i386/i386.c (output_fp_compare): Use ffreep to pop top
18780 value off of the stack if TARGET_USE_FFREEP.
18782 2004-07-26 Bernardo Innocenti <bernie@develer.com>
18784 * gengtype.c (oprintf): Replace xrealloc () with XRESIZEVEC ().
18785 * gengtype-yacc.y: Likewise. Replace free() with XDELETE ().
18786 * c-typeck.c (PUSH_SPELLING): Remove redundant NULL-pointer
18787 check on invocation of XRESIZEVEC ().
18789 2004-07-26 Bernardo Innocenti <bernie@develer.com>
18791 * c-common.c (disable_builtin_function): Rename variable n to
18792 new_disabled_builtin.
18793 * c-decl.c (duplicate_decls): Rename parameter decl to new_decl.
18794 Rename local variable old to old_decl.
18795 * gensupport.c (shift_output_template): Rename parameter old to src.
18796 * simplify-rtx.c (simplify_replace_rtx): Rename parameter oldx to
18797 old_rtx and newx to new_rtx.
18799 2004-07-26 Bernardo Innocenti <bernie@develer.com>
18801 * Makefile.in (C_PRAGMA_H): New variable to track dependencies
18803 * c-pragma.h (c_lex, c_lex_with_flags): Change returntype to
18805 * c-lex.c: Likewise.
18807 2004-07-25 Roger Sayle <roger@eyesopen.com>
18809 * fold-const.c (constant_boolean_node): Make extern.
18810 (make_range): Wrap long lines.
18811 (fold_cond_expr_with_comparison): Remove unnecessary call to
18812 pedantic_non_lvalue. Add missing calls to fold_convert.
18813 (fold_truthop): Add missing calls to fold_convert.
18815 * tree.h (constant_boolean_node): Add prototype here.
18816 * builtins.c (expand_builtin_strncmp): Add missing calls to
18818 * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
18819 Call fold_convert and constant_boolean_node to correct types.
18820 * tree-ssa-forwprop.c (substitute_single_use_vars): Add
18821 missing call to fold_convert to correct types.
18823 2004-07-26 Niall Douglas <s_fsfeurope2@nedprod.com>
18824 Brian Ryner <bryner@brianryner.com>
18828 * c-common.c (c_common_attribute_table): Allow
18829 handle_visibility_attribute to be called for types.
18830 (handle_visibility_attribute) When given a type, set the visibility
18831 bits on the TYPE_NAME. When given a decl, don't set no_add_attrs
18832 so that we can check later whether the attribute was present. Added
18833 warning if attribute applied to non class type.
18834 * c-decl.c (diagnose_mismatched_decls): Updated rules for merging
18835 decls and checking that they are consistent.
18836 * common.opt: Added -fvisibility.
18837 * c.opt, c-opts.c: Added -fvisibility-inlines-hidden.
18838 * c-pragma.h, c-pragma.c: Added handle_pragma_visibility().
18839 * flags.h, tree.h: Added assorted support defines for overall patch
18840 * opts.c: Added parsing support for -fvisibility.
18841 * tree.c (build_decl): Set visibility for all decls to be whatever
18842 is in force at that time.
18843 * varasm.c (default_binds_local_p_1): Reworked logic determining
18844 when to make a symbol locally bound.
18845 * doc/invoke.texi: Added documentation for -fvisibility and
18846 -fvisibility-inlines-hidden.
18848 2004-07-25 Bernardo Innocenti <bernie@develer.com>
18850 * basic-block.h (reorder_block_def): Rename to reorder_block_def_p.
18851 * c-common.c: Add missing casts from void * to other types.
18852 * c-decl.c: Likewise.
18853 * c-format.c: Likewise.
18854 * c-lex.c: Likewise.
18855 * c-pragma.c: Likewise.
18856 * c-typeck.c: Likewise.
18857 * defaults.h: Likewise.
18858 * genconstants.c: Likewise.
18859 * gengtype-lex.l: Likewise.
18860 * genmodes.c: Likewise.
18861 * read-rtl.c: Likewise.
18864 2004-07-25 Bernardo Innocenti <bernie@develer.com>
18866 * bitmap.c: Use type-safe memory allocation macros from libiberty.
18867 * c-common.c: Likewise.
18868 * c-decl.c: Likewise.
18869 * c-lang.c: Likewise.
18870 * c-lex.c: Likewise.
18871 * c-opts.c: Likewise.
18872 * c-parse.in: Likewise.
18873 * c-typeck.c: Likewise.
18874 * genconditions.c: Likewise.
18875 * gengtype-lex.l: Likewise.
18876 * gengtype-yacc.y: Likewise.
18877 * gengtype.c: Likewise.
18878 * genmodes.c: Likewise.
18879 * gensupport.c: Likewise.
18880 * read-rtl.c: Likewise.
18881 * read-rtl.c (read_constants): Use INSERT instead of TRUE in call to
18884 2004-07-25 Bernardo Innocenti <bernie@develer.com>
18886 * c-decl.c (groktypename, groktypename_in_param_context): Rename
18887 variable typename to type_name.
18888 * c-lex.c (interpret_float): Likewise.
18890 2004-07-25 Roger Sayle <roger@eyesopen.com>
18892 * convert.c (convert_to_real, convert_to_integer,
18893 convert_to_complex): Replace calls to build with calls to buildN.
18894 * coverage.c (tree_coverage_counter_ref): Likewise.
18895 * dojump.c (do_jump): Likewise.
18896 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
18897 * emit-rtl.c (component_ref_for_mem_expr,
18898 set_mem_attributes_minus_bitpos): Likewise.
18899 * explow.c (update_nonlocal_goto_save_area): Likewise.
18900 * expmed.c (expand_shift, make_tree, const_mult_add_overflow_p,
18901 expand_mult_add): Likewise.
18902 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall,
18903 store_constructor, get_inner_reference, expand_expr_real_1,
18904 try_casesi, try_tablejump): Likewise.
18905 * function.c (expand_function_start): Likewise.
18906 * stmt.c (emit_case_bit_tests, expand_end_case_type,
18907 node_has_low_bound, node_has_high_bound, emit_case_nodes): Likewise.
18908 * stor-layout.c (place_union_field, layout_type): Likewise.
18909 * tree.c (substitute_in_expr, tree_fold_gcd): Likewise.
18910 * varasm.c (copy_constant): Likewise.
18912 2004-07-25 Bernardo Innocenti <bernie@develer.com>
18914 * c-common.c: Rename all identifiers named `new'.
18915 * c-decl.c: Likewise.
18916 * gensupport.c: Likewise.
18917 * simplify-rtx.c: Likewise.
18918 * c-common.c (disable_builtin_function): Replace a call to xmalloc()
18920 * gensupport.c (alter_output_for_insn): Replace two calls to xmalloc()
18923 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
18926 * c-decl.c (start_decl): Do not set DECL_EXTERNAL for initialized
18927 declarations until after calling pushdecl.
18928 (grokdeclarator): Set DECL_EXTERNAL for variables based on use of
18929 "extern" and not on whether the declaration is initialized.
18931 2004-07-25 Daniel Jacobowitz <dan@debian.org>
18933 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
18934 (sparc-*-solaris2*): Include sol2.o and sol2-protos.h.
18935 * config/sol2-c.c: Include "tm.h", "tm_p.h", "toplev.h",
18936 "cpplib.h", "c-pragma.h", "c-common.h".
18937 (solaris_pragma_align, solaris_pragma_init, solaris_pragma_fini)
18938 (solaris_register_pragmas): New functions.
18939 * config/sol2-protos.h: New file.
18940 * config/sol2.c: New file.
18941 * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE, ASM_DECLARE_FUNCTION_SIZE)
18942 (REGISTER_TARGET_PRAGMAS): New macros.
18943 (solaris_pending_aligns, solaris_pending_inits)
18944 (solaris_pending_finis): New variables.
18945 * config/t-sol2 (sol2-c.o): Update dependencies.
18946 (sol2.o): New rule.
18947 * config/i386/i386.c (TARGET_INSERT_ATTRIBUTES): Define in terms of
18948 SUBTARGET_INSERT_ATTRIBUTES.
18949 (ix86_attribute_table): Include SUBTARGET_ATTRIBUTE_TABLE.
18950 * config/i386/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
18951 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
18952 * config/sparc/elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
18953 * config/sparc/sp64-elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
18954 * config/sparc/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
18955 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
18956 * config/sparc/sparc.c (sparc_attribute_table): New.
18957 (TARGET_INSERT_ATTRIBUTES): Define in terms of
18958 SUBTARGET_INSERT_ATTRIBUTES.
18959 (TARGET_ATTRIBUTE_TABLE): Define if SUBTARGET_ATTRIBUTE_TABLE
18961 * doc/extend.texi (Solaris Pragmas): New section.
18963 2004-07-25 Bernardo Innocenti <bernie@develer.com>
18965 * c-common.c: Rename all identifiers named `class' to `cl'.
18966 * c-common.h: Likewise.
18967 * c-parse.in: Likewise.
18968 * c-typeck.c: Likewise.
18969 * genmodes.c: Likewise.
18970 * real.c: Likewise.
18971 * real.h: Likewise.
18972 * recog.c: Likewise.
18973 * recog.h: Likewise.
18974 * regrename.c: Likewise.
18975 * tree.h: Likewise.
18976 * c-common.c (builtin_function_2): Change type of 5th parameter from
18977 int to enum built_in_function. Change type of 8th parameter from int
18979 * c-decl (builtin_function): Replace call to ggc_alloc_cleared ()
18981 * c-typeck.c (convert_arguments): Change type of formal_prec from
18982 int to unsigned int.
18983 * genmodes.c (blank_mode): Make a few negative constants unsigned.
18984 (complete_all_modes, calc_wider_mode, emit_insn_modes_h,
18985 emit_mode_name, emit_mode_class, emit_mode_precision, emit_mode_size,
18986 emit_mode_nunits, emit_mode_wider, emit_mode_mask, emit_mode_inner,
18987 emit_mode_base_align, emit_class_narrowest_mode): Pass an integer
18988 iterator to for_all_modes () instead of an enum because enums can't
18989 be incremented in C++.
18992 2004-07-25 Daniel Jacobowitz <dan@debian.org>
18994 * regmove.c (optimize_reg_copy_1): Don't try to replace call-used
18997 2004-07-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18999 * tree-ssa-operands.c (get_stmt_operands, get_expr_operands):
19000 Handle ARRAY_RANGE_REF like ARRAY_REF.
19002 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
19004 * c-typeck.c (digest_init): Don't allow arrays of signed or
19005 unsigned variants of wchar_t to be initialized by wide string
19006 constants. Do allow arrays of enumerated types compatible with
19007 wchar_t to be initialized by wide string constants. Refine tests
19008 distinguishing wide and narrow strings and arrays. Give specific
19009 error for arrays of other integer types initialized by string
19011 (output_init_element, process_init_element): Check for
19012 INTEGRAL_TYPE_P rather than just for INTEGER_TYPE when
19013 initializing with string constants.
19015 2004-07-25 Richard Henderson <rth@redhat.com>
19017 * c-decl.c (start_function): Set DECL_ARTIFICIAL and DECL_IGNORED_P
19018 on the RESULT_DECL.
19019 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
19020 * integrate.c (copy_decl_for_inlining): Copy DECL_ARTIFICIAL and
19021 DECL_IGNORED_P to new decl.
19023 2004-07-24 Zack Weinberg <zack@codesourcery.com>
19025 * config/ia64/ia64.c (general_xfmode_operand)
19026 (destination_xfmode_operand): Delete.
19027 * config/ia64/ia64.h (PREDICATE_CODES): Remove them.
19028 * config/ia64/ia64.md (*movxf_internal): Use general_operand
19029 and destination_operand.
19031 2004-07-24 Alexander Kabaev <kan@freebsd.org>
19033 * config/ia64/ia64.h (SUBTARGET_EXTRA_SPECS): Default to nothing.
19034 (EXTRA_SPECS): Use SUBTARGET_EXTRA_SPECS.
19036 2004-07-24 Alexander Kabaev <kan@freebsd.org>
19037 Zack Weinberg <zack@codesourcery.com
19040 * c-decl.c (diagnose_mismatched_decls): Don't issue a
19041 redundant-declaration warning the first time a builtin is
19042 declared explicitly.
19044 2004-07-25 Bernardo Innocenti <bernie@develer.com>
19046 * tree.h (staticp): Change return type to bool.
19048 2004-07-25 Bernardo Innocenti <bernie@develer.com>
19050 * c-common.c (c_staticp): Last episode of the staticp saga.
19052 2004-07-25 Bernardo Innocenti <bernie@develer.com>
19054 * c-common.h (c_staticp): Change return type from int to bool.
19055 * tree.c (staticp): Likewise.
19056 * langhooks.h (staticp): Likewise.
19058 2004-07-25 Bernardo Innocenti <bernie@develer.com>
19060 * langhooks-def.h (lhd_staticp): Change return type from int to
19061 bool in prototype to match definition.
19063 2004-07-25 Bernardo Innocenti <bernie@develer.com>
19065 * system.h (bool, true, false): Don't redefine as preprocessor macros
19068 2004-07-24 Roger Sayle <roger@eyesopen.com>
19070 * expmed.c (init_expmed): A signed modulus by a power of two is
19071 considered cheap if its less than or equal to four instructions.
19073 2004-07-25 Bernardo Innocenti <bernie@develer.com>
19075 * ggc.h (GGC_NEW, GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR,
19076 GGC_CNEWVAR): New macros.
19078 2004-07-25 Bernardo Innocenti <bernie@develer.com>
19080 * c-common.c: Convert ATTRIBUTE_UNUSED to ARG_UNUSED in parameter
19082 * c-decl.c: Likewise.
19083 * c-format.c: Likewise.
19084 * c-lex.c: Likewise.
19085 * c-opts.c: Likewise.
19086 * c-pragma.c: Likewise.
19087 * c-typeck.c: Likewise.
19088 * gencheck.c: Likewise.
19089 * genconditions.c: Likewise.
19090 * genconfig.c: Likewise.
19091 * genflags.c: Likewise.
19092 * gengtype.c: Likewise.
19093 * gensupport.c: Likewise.
19094 * ggc-none.c: Likewise.
19095 * langhooks.c: Likewise.
19096 * statistics.h: Likewise.
19097 * stub-objc.c: Likewise.
19098 * java/decl.c: Likewise.
19100 2004-07-24 Roman Zippel <zippel@linux-m68k.org>
19102 * config/m68k/m68k.c (output_scc_di): Fix coding style.
19103 (symbolic_operand): Fix prototype.
19104 * config/m68k/m68k.h (PREDICATE_CODES): Add symbolic_operand.
19105 * config/m68k/m68k.md: Add constants for registers a0 and sp and
19106 use them, change from the "{...}" syntax to the simpler {...}
19108 (*cfv4_extendqisi2): Fix destination predicate.
19109 * config/m68k/m68k-protos.h: Remove various declarations also
19110 generated via PREDICATE_CODES.
19112 2004-07-23 Mike Stump <mrs@apple.com>
19114 * c-typeck.c (convert_for_assignment): Tightened up pointer
19115 converstions that differ in signedness.
19117 2004-07-23 Zack Weinberg <zack@codesourcery.com>
19119 * genmodes.c (make_vector_modes): Mark with ATTRIBUTE_UNUSED.
19121 2004-07-23 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
19123 * tree.def (VIEW_CONVERT_EXPR): Change to class 'r'.
19124 * tree-ssa-operands.c (get_expr_operands, case VIEW_CONVERT_EXPR): New.
19126 * gimplify.c (gimplify_compound_lval): Check for no handled
19127 operations, rather than checking for explicit list of nodes.
19128 (is_gimple_addr_expr_arg_or_indirect): New function.
19129 (gimplify_addr_expr): Call it and handle INDIRECT_REF; remove
19130 redundant setting of TREE_INVARIANT.
19131 (gimplify_expr, case VIEW_CONVERT_EXPR): Call gimplify_compound_lval.
19132 * tree-gimple.c (is_gimple_addr_expr_arg): Call handled_component_p.
19134 2004-07-23 Diego Novillo <dnovillo@redhat.com>
19136 PR tree-optimization/16688
19137 PR tree-optimization/16689
19138 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
19139 unnecessary initialization of 'tag'.
19140 (get_tmt_for): Check that the new type tag has the same alias
19141 set as the pointed-to type.
19142 (group_aliases): Only regular variables need to be removed
19143 from the alias set of a name tag.
19144 * tree-ssa-copy.c (may_propagate_copy): Do not allow copy
19145 propagation if the two types are not compatible.
19146 (merge_alias_info): Rename from replace_ssa_names_ann.
19148 (replace_exp_1): If both arguments are SSA_NAMEs, check that
19149 the propagation can be done.
19150 Only call merge_alias_info on pointers.
19151 (propagate_value): Likewise.
19152 * tree-ssa-copyrename.c: Include langhooks.h.
19153 (copy_rename_partition_coalesce): Call replace_ssa_name_symbol
19155 Do not coalesce variables with incompatible types.
19156 (rename_ssa_copies): Call replace_ssa_name_symbol.
19157 * tree-ssa.c (verify_ssa_name): Verify that the SSA_NAME has
19158 the same type as the underlying _DECL.
19159 * tree-ssanames.c (replace_ssa_name_symbol): New function.
19160 * tree.h (replace_ssa_name_symbol): Declare.
19162 2004-07-23 Richard Henderson <rth@redhat.com>
19165 * gimplify.c (gimplify_cond_expr): Gimplify TARGET to a min_lval;
19166 unshare it properly.
19167 (gimplify_modify_expr_rhs): Push assignment from a conditional into
19168 the conditional for all non-register types.
19170 2004-07-23 Richard Henderson <rth@redhat.com>
19172 * expr.c (expand_expr_real_1): Don't handle non-local variables.
19173 * expr.h (fix_lexical_addr): Remove.
19174 * function.c (NEED_SEPARATE_AP): Remove.
19175 (fix_lexical_addr): Remove.
19176 * tree-alias-common.c (get_alias_var_decl): Check TREE_STATIC,
19177 not null decl_function_context.
19178 (create_alias_vars): Likewise.
19179 * tree-cfg.c (make_ctrl_stmt_edges): Don't check for non-local labels.
19180 (simple_goto_p): Likewise.
19181 * tree-dfa.c (add_referenced_var): Don't check for non-local variables.
19182 * tree-ssa-ccp.c (get_default_value): Likewise.
19183 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
19184 * tree.c (needs_to_live_in_memory): Likewise.
19185 * tree-flow-inline.h (may_be_aliased): Move...
19186 * tree-ssa-alias.c (may_be_aliased): ... here. Enhance check for
19187 when TREE_STATIC variables may be addressable.
19189 2004-07-24 Jakub Jelinek <jakub@redhat.com>
19191 * Makefile.in (site.exp): Add HOSTCC and HOSTCFLAGS to site.exp.
19193 2004-07-23 Zack Weinberg <zack@codesourcery.com>
19195 * print-rtl.c (print_rtx <case 'b'>): Don't attempt to print
19196 bitmap contents if GENERATOR_FILE is defined.
19197 * Makefile.in (BUILD_RTL): Remove $(BUILD_PREFIX)bitmap.o.
19198 ($(BUILD_PREFIX_1)bitmap.o): Delete rule.
19200 2004-07-23 Joseph S. Myers <jsm@polyomino.org.uk>
19202 * c-decl.c (start_function): Form composite type of function types
19203 rather than copying type from previous prototype declaration.
19205 2004-07-23 Janis Johnson <janis187@us.ibm.com>
19207 * config/rs6000/altivec.h (vec_lvewx, vec_lvehx, vec_lvwbx): Remove
19208 the const qualifier for the second argument in the C++ functions.
19210 * config/rs6000/altivec.h (vec_stvewx, vec_stvehx, vec_stvebx): Use
19211 specific pointer types.
19213 * config/rs6000/altivec.h (vec_vadduwm): (vec_vadduwm, vec_vadduhm,
19214 vec_vaddubm, vec_vsubuwm, vec_vsubuhm, vec_vsububm): Fix types used
19215 for vector bool and/or vector pixel, add C++ and C missing support.
19216 (vec_vaddsws, vec_vaddshs, vec_vaddsbs, vec_vmaxsw, vec_vmaxsh,
19217 vec_vmaxsb, vec_vmrghw, vec_vmrghh, vec_vmrghb, vec_vmrglw, vec_vmrglh,
19218 vec_vmrglb, vec_vminsw, vec_vminsh, vec_vminsb, vec_vpkuwum,
19219 vec_vpkuhum, vec_vspltw, vec_vsplth, vec_vspltb, vec_vsubsws,
19220 vec_vsubshs, vec_vsubsbs, vec_vupklsh, vec_vupkhsh, vec_vupklsb): Add
19221 missing C++ and C support for vector bool and/or vector pixel.
19222 (vec_vadduws, vec_vadduhs, vec_vaddubs, vec_vcmpeqfp, vec_vcmpequw,
19223 vec_vcmpequh, vec_vcmpequb, vec_vcmpgtfp, vec_vcmpgtsw, vec_vcmpgtuw,
19224 vec_vcmpgtsh, vec_vcmpgtuh, vec_vcmpgtsb, vec_vcmpgtub, vec_vmaxuw,
19225 vec_vmaxuh, vec_vmaxub, vec_vminuw, vec_vminuh, vec_vminub,
19226 vec_vsubuws, vec_vsubuhs, vec_vsububs, vec_vupkhpx, vec_vupklpx): Fix
19227 C++ and C types used for vector bool and/or vector pixel.
19228 (vec_st, vec_stl): Add C++ support for vector pixel.
19229 (vec_unpackh, vec_unpackl, vec_any_ge): Fix C++ support for vector bool.
19230 (vec_all_ne): Add C++ support for vector pixel.
19232 * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
19233 (vec_vmulesb): Add missing C++ function.
19234 (vec_perm): Fix type of third argument in C++ function.
19235 (vec_vsum4shs): Fix C++ function name.
19236 (vec_any_ge): Remove C++ functions for unsupported arg combinations.
19237 (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
19238 argument passed to the error handler in C macro.
19239 (vec_nmsub): Remove extra parens around argument names in C macro.
19240 (vec_packpx): Add missing parens in C macro.
19242 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
19244 * machmode.def: Remove vector modes.
19245 * config/alpha/alpha-modes.def: Add supported vector modes.
19246 * config/arm/arm-modes.def: Likewise.
19247 * config/frv/frv-modes.def: Likewise.
19248 * config/i386/i386-modes.def: Likewise.
19249 * config/rs6000/rs6000-modes.def: Likewise.
19250 * config/sh/sh-modes.def: Likewise.
19252 2004-07-23 Matthias Klose <doko@debian.org>
19254 * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
19255 * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
19256 * config.h: Regenerate.
19257 * configure: Likewise.
19259 2004-07-22 Mark Mitchell <mark@codesourcery.com>
19261 * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
19262 generated SYMBOL_REFs for labels.
19263 * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
19265 (machopic_stub_name): Remove.
19266 (machopic_indirection_name): New function.
19267 (machopic_mcount_stub_name): Likewise.
19268 (machopic_classify_name): Remove.
19269 (machopic_function_base_sym): New function.
19270 (machpoic_classify_symbol): Likewise.
19271 (machopic_classify_ident): Remove.
19272 (machopic_define_ident): Likewise.
19273 (machopic_define_name): Likewise.
19274 (machopic_name_defined_p): Likewise.
19275 (machopic_ident_defined_p): Likewise.
19276 (darwin_strip_name_encoding): Likewise.
19277 (machopic_define_symbol): New function.
19278 * config/darwin.c (hashtab.h): Include.
19279 (machopic_defined_list): Remove.
19280 (machopic_classify_ident): Likewise.
19281 (machopic_classify_name): Likewise.
19282 (machopic_ident_defined_p): Likewise.
19283 (machopic_define_ident): Likewise.
19284 (machopic_define_name): Likewise.
19285 (machopic_symbol_defined_p): New function.
19286 (machopic_classify_symbol): Likewise.
19287 (machopic_data_defined_p): Use machopic_classify_symbol.
19288 (machopic_define_symbol): New function.
19289 (machopic_function_base_sym): New function.
19290 (machopic_non_lazy_pointers): Remove.
19291 (machopic_non_lazy_ptr_name): Likewise.
19292 (machopic_stubs): Likewise.
19293 (machopic_stub_name): Likewise.
19294 (NON_LAZY_POINTER_SUFFIX): New macro.
19295 (STUB_SUFFIX): Likewise.
19296 (machopic_indirection): New structure.
19297 (machopic_indirections): New variable.
19298 (machopic_indirection_hash): New function.
19299 (machopic_indirection_eq): Likewise.
19300 (machopic_indirection_name): Likewise.
19301 (machopic_mcount_stub_name): New function.
19302 (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
19304 (machopic_indirect_data_reference): Rework to use new functions.
19305 (machopic_indirect_call_target): Likewise.
19306 (machopic_legitimize_pic_address): Likewise.
19307 (machopic_output_indirection): New function.
19308 (machopic_finish): Use it.
19309 (machopic_operand_p): Rework to use new functions.
19310 (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
19311 (darwin_strip_name_encoding): Remove.
19312 (update_non_lazy_ptrs): Remove.
19313 (update_stubs): Likewise.
19314 (darwin_non_lazy_pcrel): Use new functions.
19315 * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
19316 (ASM_OUTPUT_LABELREF): Likewise.
19317 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
19318 (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
19319 (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
19320 (TARGET_STRIP_NAME_ENCODING): Do not use
19321 darwin_strip_name_encoding.
19322 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
19323 darwin_strip_name_encoding.
19324 * config/i386/darwin.h (FUNCTION_PROFILER): Use
19325 machopic_mcount_stub_name.
19326 * config/i386/i386.c (x86_output_mi_thunk): Use
19327 machopic_indirection_name, not machopic_stub_name.
19328 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
19329 machopic_function_base_sym.
19330 (print_operand): Use machopic_classify_symbol.
19331 (rs6000_emit_prologue): Use machopic_function_base_sym.
19332 (output_profile_hook): Do not use machopic_stub_name.
19333 (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
19335 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
19338 * fold-const.c (extract_muldiv_1): Do not treat signed left shift
19341 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
19343 * doc/implement-c.texi: New file.
19344 * doc/extend.texi (C Implementation): Move to there.
19345 * doc/gcc.texi: Include implement-c.texi.
19346 * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
19348 2004-07-22 Jason Merrill <jason@redhat.com>
19350 * integrate.c (copy_decl_for_inlining): Remove invisible reference
19352 * tree-inline.c (setup_one_parameter): Likewise.
19354 2004-07-22 Brian Booth <bbooth@redhat.com>
19356 * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
19357 (substitute_and_fold): Propigate into VUSE operands when possible.
19358 (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
19359 (cp_lattice_meet): Handle merging of latticevalues when
19360 UNKNOWN_VAL is present.
19361 (visit_stmt): Visit assignments with V_MUST_DEFs.
19362 (visit_assignment): Gather ccp information for V_MUST_DEF operands.
19363 (ccp_fold): Deal with RHS' that are constant and virtual.
19364 (evaluate_stmt): Handle UNKNOWN_VAL likely values.
19365 (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
19366 (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
19367 V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
19368 computing immediate uses.
19369 (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
19371 (replace_vuse_in): New function.
19372 (likely_value): Add check of vuse operands.
19373 (get_default_value): Set the default value of virtually defined
19374 variables to UKNOWN_VAL instead of VARYING.
19376 2004-07-22 Richard Henderson <rth@redhat.com>
19378 * expr.c (emit_push_insn): Don't use set_mem_attributes.
19380 2004-07-22 Richard Henderson <rth@redhat.com>
19382 * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
19383 variables due to conditional compilation.
19385 2004-07-22 Diego Novillo <dnovillo@redhat.com>
19387 * tree-into-ssa.c (set_livein_block): Fix typo in comment.
19388 (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
19389 Release SSA names that have been re-renamed.
19390 * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
19392 * tree-ssa-alias.c (init_alias_info): If aliases have been
19393 computed before, clear existing alias information.
19394 (create_name_tags): Do no fixup PT_ANYTHING pointers.
19395 If the new name tag for a pointer is different than the one it
19396 had before, mark the old tag for renaming.
19397 (replace_may_alias): New function.
19398 (group_aliases): Call it.
19399 (setup_pointers_and_addressables): Always call get_tmt_for.
19400 (maybe_create_global_var): Don't create .GLOBAL_VAR more than
19402 (set_pt_anything): New local function.
19403 (set_pt_malloc): New local function.
19404 (merge_pointed_to_info): Don't merge pointed-to variables from
19405 the original pointer if the destination is pointing to an
19407 (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
19408 (add_pointed_to_var): Do not add a variable to the points-to
19409 set if the pointer is already pointing to anywhere.
19410 (collect_points_to_info_r): If the defining statement is a PHI
19411 node, only merge pointed-to information if the argument has
19412 already been visited.
19413 (get_tmt_for): Only create a new tag if the pointer didn't
19415 (dump_alias_info): Emit more information.
19416 (dump_points_to_info_for): Likewise.
19417 * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
19418 try to get the annotation of an SSA_NAME.
19419 * tree-ssa-operands.c (add_stmt_operand): Only check for empty
19420 alias sets when checking is enabled.
19421 * tree-ssa-pre.c (need_eh_cleanup): New local variable.
19422 (eliminate): Mark basic blocks that will need
19423 EH information cleaned up.
19424 (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
19426 Initialize need_eh_cleanup.
19427 (fini_pre): Call tree_purge_all_dead_eh_edges and
19428 cleanup_tree_cfg if needed.
19429 Free need_eh_cleanup.
19430 * tree-ssa.c (verify_ssa_name): New function.
19431 (verify_def): Call it.
19432 Re-arrange to avoid printing too many error messages.
19433 (verify_use): Likewise.
19434 (verify_phi_args): Likewise.
19435 (verify_flow_insensitive_alias_info): New function.
19436 (verify_flow_sensitive_alias_info): New function.
19437 (verify_alias_info): New function.
19438 (verify_ssa): Call verify_alias_info.
19439 Clear TREE_VISITED on all the SSA_NAMEs before scanning the
19441 Re-arrange to avoid printing too many error messages.
19442 * tree-ssanames.c (make_ssa_name): Clear
19443 SSA_NAME_IN_FREE_LIST.
19444 (release_ssa_name): Never release a default definition.
19445 (release_defs): New function.
19446 * tree.h: Declare it.
19447 * tree-ssa-dce.c (remove_dead_stmt): Call it.
19449 2004-07-22 Diego Novillo <dnovillo@redhat.com>
19451 * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
19452 If true, do a depth-first search. Do a breadht-first search,
19454 (walk_use_def_chains): Add new argument IS_DFS.
19456 * tree-flow.h (walk_use_def_chains): Update prototype.
19458 2004-07-22 Hans-Peter Nilsson <hp@axis.com>
19460 * config/cris/cris.md: Tweak formatting.
19461 (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
19462 (mover2side, moverside, movemside, movei, op3, andu): Replace
19463 live define_peephole:s with define_peephole2 near-equivalents.
19465 ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap". Match all
19467 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
19468 Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
19469 "*mov_sidesi_mem" respectively.
19471 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
19473 * tree-cfg.c (gimplify_val): Move from tree-complex.c.
19474 (gimplify_build1): Move from tree-complex.c do_unop.
19475 (gimplify_build2): Move from tree-complex.c do_binop.
19476 (gimplify_build3): New.
19477 * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
19478 Adjust throughout to call the functions above.
19479 * tree-flow.h: Declare the functions above.
19480 * tree-nested.c (gimplify_val): Rename to...
19481 (tsi_gimplify_val): ... this.
19483 * Makefile.in (tree_complex.o): Update dependencies.
19484 (stor-layout.o): Depend on regs.h.
19485 * c-common.c (handle_vector_size_attribute): Update for
19486 vector types without corresponding vector modes.
19487 * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
19488 a corresponding vector mode is not available.
19489 * print-tree.c (print_node): Print nunits for vector types
19490 * regclass.c (have_regs_of_mode): New.
19491 (init_reg_sets_1): Initialize it and use it instead
19492 of allocatable_regs_of_mode.
19493 * regs.h (have_regs_of_mode): Declare it.
19494 * stor-layout.c (layout_type): Pick a mode for vector types.
19495 * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
19496 build_replicated_const, do_unop, do_binop, do_plus_minus,
19497 do_negate, expand_vector_piecewise, expand_vector_parallel,
19498 expand_vector_addition, expand_vector_operations_1,
19499 expand_vector_operations, tree_lower_operations,
19500 pass_lower_vector_ssa, pass_pre_expand): New.
19501 (expand_complex_operations, pass_lower_complex): Remove.
19502 * tree-optimize.c (init_tree_optimization_passes): Adjust
19503 pass ordering for changes in tree-complex.c.
19504 * tree-pass.h: Declare new passes.
19505 * tree.c (finish_vector_type): Remove.
19506 (make_vector_type): New.
19507 (build_vector_type_for_mode, build_vector_type): Rewritten.
19508 * tree.def (VECTOR_TYPE): Document where the number of
19509 subparts is stored.
19510 * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
19511 (make_vector): Remove declaration.
19513 2004-07-21 Richard Henderson <rth@redhat.com>
19515 * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
19516 TREE_THIS_VOLATILE, may_aliases, or optimization level.
19517 (remove_useless_vars): Dump debugging info.
19518 (expand_used_vars): Move ...
19519 * cfgexpand.c (expand_used_vars): ... here. Make static.
19520 * tree-flow-inline.h (set_is_used): New.
19521 (set_default_def): Use get_var_ann.
19522 * tree-flow.h: Update decls.
19523 * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
19524 (create_ssa_var_map): Use it.
19525 * tree-ssa.c (set_is_used): Remove.
19527 2004-07-22 Ben Elliston <bje@au.ibm.com>
19529 * gdbinit.in: Set a breakpoint on internal_error.
19531 2004-07-21 Richard Henderson <rth@redhat.com>
19533 * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
19534 to create a new basic block.
19536 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
19539 * c-decl.c (grokdeclarator): Only pedwarn for qualified void
19540 return type on function definitions. Move other warnings for
19541 qualified return type to -Wreturn-type. Do not condition any such
19542 warnings on -pedantic. Update comments.
19543 (start_function): Only copy function type from previous prototype
19544 declaration if return types are compatible.
19545 * c-typeck.c (function_types_compatible_p): Don't condition
19546 warning for incompatibility of volatile qualifiers on the return
19547 type on -pedantic. Update comment.
19548 * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
19550 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
19552 * c-typeck.c (set_init_index): Require designator to be of integer
19555 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
19558 * c-parse.in (init): Change to exprtype.
19559 (primary): Set original_code for STRING to STRING_CST.
19560 Call maybe_warn_string_init for compound literals.
19561 (initdcl, notype_initdcl): Call maybe_warn_string_init.
19563 * c-tree.h (maybe_warn_string_init): New.
19564 (pop_init_level, process_init_element): Use struct c_expr.
19565 (struct c_expr): Update comment.
19566 * c-typeck.c (maybe_warn_string_init): New function.
19567 (digest_init): Call it. Additional parameter strict_string. All
19569 (output_init_element): Likewise.
19570 (struct constructor_stack): Use struct c_expr for
19572 (really_start_incremental_init, push_init_level): Update.
19573 (pop_init_level): Update. Return struct c_expr.
19574 (process_init_level): Update. Take struct c_expr argument.
19576 2004-07-21 David S. Miller <davem@nuts.davemloft.net>
19578 * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
19581 2004-07-21 Eric Christopher <echristo@redhat.com>
19583 * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
19585 * c-decl.c (pop_scope): Ditto.
19586 * calls.c (expand_call): Remove call to current_nesting_level,
19587 update comment accordingly. Remove calls to expand_start_target_temps
19588 and expand_end_target_temps.
19589 * cfgexpand.c (construct_init_block): Remove call to
19590 expand_start_bindings_and_block.
19591 (construct_exit_block): Remove call to expand_end_bindings.
19592 * expr.c (safe_from_p): Remove BIND_EXPR handling.
19593 (expand_expr_real_1): Ditto. Fix formatting.
19594 (expand_vars): Delete.
19595 * stmt.c (POPSTACK): Remove block_stack.
19596 (stmt_status): Remove x_block_stack.
19597 (block_stack): Delete.
19598 (expand_start_bindings_and_block): Ditto.
19599 (expand_start_target_temps): Ditto.
19600 (expand_end_target_temps): Ditto.
19601 (current_nesting_level): Ditto.
19602 (warn_about_unused_variables): Ditto.
19603 (expand_end_bindings): Ditto.
19604 * tree.h: Remove declarations for above.
19606 2004-07-21 Steven Bosscher <stevenb@suse.de>
19608 * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
19609 * rtl.c (note_insn_name): Likewise.
19610 * print-rtl.c (print_rtx): Don't print it.
19611 * cfgrtl.h (can_delete_note_p): Don't handle it.
19612 (rtl_delete_block): Likewise.
19613 * passes.c (rest_of_handle_guess_branch_prob): Remove.
19614 (rest_of_compilation): Don't call it.
19615 * predict.c (process_note_predictions, process_note_prediction,
19616 note_prediction_to_br_prob): Remove.
19617 * basic-block.c (note_prediction_to_br_prob): Remove prototype.
19618 * stmt.c (return_prediction): Remove.
19619 (expand_value_return): Don't call it. Don't add prediction
19620 notes for return statements.
19622 2004-07-21 Josef Zlomek <zlomekj@suse.cz>
19624 * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
19627 2004-07-21 Paolo Bonzini <bonzini@gnu.org>
19629 * c-common.c (vector_types_convertible_p): Use vector types'
19630 TYPE_SIZE and TREE_TYPE instead of their mode.
19631 * convert.c (convert_to_integer): Likewise.
19632 (convert_to_vector): Likewise.
19633 * fold-const.c (fold_convert): Likewise.
19634 * varasm.c (output_constant): Likewise.
19635 * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
19636 Allow a VECTOR_TYPE initializer to be made of several vectors.
19637 For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
19638 of cleared and need_to_clear, and use fold_convert.
19639 * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
19642 2004-07-20 Richard Henderson <rth@redhat.com>
19644 * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
19645 (expand_gimple_basic_block): out from here. Renamed from expand_block.
19647 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
19649 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
19650 enormous cost if not TARGET_HARD_MUL.
19652 2004-07-20 Andrew Pinski <apinski@apple.com>
19655 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
19658 2004-07-21 Paul brook <paul@codesourcery.com>
19660 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
19662 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
19664 * fold-const.c (operand_equal_p): Temporarily support NULL args.
19665 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
19666 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
19668 2004-07-20 Zack Weinberg <zack@codesourcery.com>
19670 * rtl.h (plus_constant): Delete.
19671 (plus_constant_wide): Rename to plus_constant.
19672 (plus_constant_for_output_wide): Delete vestigial prototype.
19673 (GEN_INT): Remove unnecessary cast.
19674 * tree.h (build_int_2, size_int_type): Delete.
19675 (build_int_2_wide): Rename to build_int_2.
19676 (size_int_wide): Rename to size_int_kind.
19677 (size_int_type_wide): Rename to size_int_type.
19678 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
19679 Remove unnecessary cast.
19680 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
19681 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
19682 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
19683 (size_int_type_wide): Rename size_int_type.
19684 (int_const_binop): Use size_int_type.
19685 * c-lex.c (interpret_integer): Use build_int_2.
19686 * final.c (split_double): Remove unnecessary casts.
19687 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
19689 2004-07-20 Richard Henderson <rth@redhat.com>
19691 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
19692 (gimplify_compound_lval): Use is_gimple_tmp_reg.
19693 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
19694 (is_gimple_tmp_reg): New.
19695 * tree-gimple.h (is_gimple_tmp_reg): Declare.
19697 2004-07-20 Richard Henderson <rth@redhat.com>
19699 * tree-pretty-print.c (dump_generic_node): Dump
19700 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
19702 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
19704 * tree-mudflap.c (mf_set_options_fndecl): New tree.
19705 (mudflap_init): Set it.
19706 (mudflap_register_call): Remove __mf_init call.
19707 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
19708 to pass "-ignore-reads" option to libmudflap if needed.
19710 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
19713 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
19714 (MAKE_DECL_ONE_ONLY): Undefine.
19715 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
19716 readonly_data, one_only_data_section, forget_section): New prototypes.
19717 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
19719 (pa_select_section): Add one-only (COMDAT) support.
19720 * pa.h (struct machine_function): Define.
19721 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
19722 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
19723 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
19724 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
19725 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
19726 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
19727 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
19728 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
19729 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
19730 for EXTRA_SECTION_FUNCTIONS.
19731 * doc/install.texi: Update binutils requirements.
19733 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
19735 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
19736 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
19737 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
19739 (struct VEC): Use unsigned for num and alloc.
19740 * vec.c (struct vec_prefix): Likewise.
19741 (vec_o_reserve): Adjust.
19743 * dbxout.c (dbxout_type): Fix printf format.
19745 * tree.h (binfo_member): Remove.
19746 * tree.c (binfo_member): Remove.
19748 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
19750 * tree.h: Include vec.h
19751 (DEF_VEC_P(tree)): New type.
19752 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
19753 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
19754 (BINFO_LANG_SLOT): Remove.
19755 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
19756 (struct tree_binfo): Turn base_binfos into a trailing
19757 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
19758 (binfo_lang_slots): Remove.
19759 * tree.c (binfo_lang_slots): Remove.
19760 (make_tree_binfo_stat): Take a base binfo count, not a
19761 lang slot count. Adjust.
19762 * Makefile.in (TREE_H): Add vec.h
19763 * alias.c (record_component_aliases): Adjust BINFO access.
19764 * dbxout.c (dbxout_type): Likewise.
19765 * dwarf2out.c (gen_member_die): Likewise.
19766 * sdbout.c (sdbout_one_type): Likewise.
19767 * tree-dump.c (deque_and_dump): Likewise.
19768 * config/i386/i386.c (classify_argument,
19769 contains_128bit_aligned_vector_p): Likewise.
19770 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
19771 * doc/c-tree.texi (Classes): Update BINFO documentation.
19773 2004-07-20 Steven Bosscher <stevenb@suse.de>
19775 * c-common.h (check_case_value): Remove prototype.
19776 (c_add_case_label): Adjust prototype.
19777 * c-common.c (check_case_value): Make static.
19778 (check_case_bounds): New function.
19779 (c_add_case_label): Use it. Take new argument orig_type.
19780 * c-typeck.c (struct c_switch): New orig_type field.
19781 (c_start_case): Set it.
19782 (do_case): Pass it to c_add_case_label.
19783 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
19784 cases from here. Add the labels in reverse order.
19785 * stmt.c (struct case_node): Adjust comment. Remove balance field.
19786 (add_case_node): Return nothing, don't check for duplicate cases.
19787 Insert new case nodes in a list, not in an AVL tree.
19788 (expand_end_case_type): Don't turn a case tree into a case list.
19789 (case_tree2list): Remove.
19790 * tree.h (add_case_node): Adjust prototype.
19792 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
19794 * genattr.c (struct range, struct function_unit,
19795 write_units, extend_range, init_range): Remove them.
19796 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
19797 Output "#define INSN_SCHEDULING" here.
19798 * genattrtab.c (struct range, struct function_unit_op,
19799 struct function_unit, struct dimension, enum operator,
19800 operate_exp, expand_units, simplify_knowing,
19801 encode_units_mask, simplify_by_exploding,
19802 find_and_mark_used_attributes, unmark_used_attributes,
19803 add_values_to_cover, increment_current_value,
19804 test_for_current_value, simplify_with_current_value,
19805 simplify_with_current_value_aux, gen_unit,
19806 write_unit_name, write_function_unit_info,
19807 write_complex_function, write_toplevel_expr,
19808 find_single_value, extend_range): Remove.
19809 (write_attr_get): Do not handle common_av->value
19811 (struct attr_desc): Remove func_units_p and blockage_p.
19812 (write_attr_valueq): Do not handle them.
19813 (find_attr): Do not clear them.
19814 (make_internal_attr): Do not initialize them.
19815 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
19816 * sched-vis.c (init_target_units, insn_print_units,
19817 init_block_visualization, print_block_visualization,
19818 visualize_scheduled_insns, visualize_no_unit,
19819 visualize_stall_cycles, visualize_alloc,
19820 visualize_free, target_units, get_visual_tbl_length,
19821 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
19822 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
19823 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
19824 * haifa-sched.c (blockage_range, clear_units,
19825 schedule_unit, actual_hazard, potential_hazard,
19826 insn_unit, unit_last_insn, unit_tick,
19827 actual_hazard_this_instance, potential_hazard,
19828 schedule_unit, max_insn_queue_index_value): Remove.
19829 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
19830 max_insn_queue_index.
19831 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
19832 * doc/md.texi (Processor pipeline description): Remove
19833 references to old pipeline descriptions.
19834 (Automaton pipeline description): Merge with the above.
19835 (Old pipeline description, Comparison of the two descriptions):
19838 * bt-load.c (migrate_btr_def): Remove references to
19839 use_pipeline_interface.
19840 * haifa-sched.c (insn_cost, schedule_insn,
19841 schedule_block, advance_one_cycle, sched_init,
19842 queue_to_ready, sched_finish): Likewise.
19843 * modulo-sched.c (sms_schedule, advance_one_cycle,
19844 ps_has_conflicts): Likewise.
19845 * sched-rgn.c (init_ready): Likewise.
19846 (debug_dependencies): Likewise, and remove an "if (1)".
19847 * target.h (use_dfa_pipeline_interface): Remove.
19848 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
19849 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
19850 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
19851 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
19852 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
19853 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
19854 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
19855 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
19856 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
19857 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
19858 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
19859 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
19860 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
19861 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
19862 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
19863 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
19864 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
19865 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
19866 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
19868 2004-07-19 Roger Sayle <roger@eyesopen.com>
19870 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
19872 2004-07-19 Jeff Law <law@redhat.com>
19874 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
19875 (get_eq_expr_value): Use it. Simplify slightly.
19877 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
19879 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
19880 (umulsidi3_32bit_r4000): Likewise.
19882 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
19884 * vec.h: Propagate location information properly.
19885 (VEC_T_iterate): Add result pointer parameter.
19886 (VEC_T_space): New.
19887 (VEC_T_reserve): Use it.
19889 2004-07-19 Daniel Jacobowitz <dan@debian.org>
19891 * Makefile.in (c-format.o): Depend on c-format.h.
19892 * c-format.h: New file.
19893 (struct format_char_info): Add CHAIN member.
19894 * c-format.c: Move some types and constants to c-format.h.
19895 (format_type_error): Set to -1.
19896 (struct function_format_info): Use an int for format_type.
19897 (decode_format_type): Return an int. Return format_type_error
19899 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
19900 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
19901 (scan_char_table, time_char_table, monetary_char_table): Initialize
19903 (n_format_types): New variable.
19904 (check_format_info_main): Handle CHAIN in format_char_info.
19905 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
19906 TARGET_N_FORMAT_TYPES.
19907 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
19908 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
19909 * config/sol2-c.c: New file.
19910 * config/t-sol2: New file.
19911 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
19912 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
19913 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
19915 * doc/extend.texi (Target Format Checks): New section.
19916 (Function Attributes): Mention it.
19917 * doc/invoke.texi: Mention target format checks.
19918 * doc/sourcebuild.texi: Mention target format checks.
19919 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
19920 TARGET_FORMAT_TYPES.
19922 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
19924 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
19926 * config/s390/s390.c (regclass_map initializer): Register 35 added to
19928 (load_multiple_operation, store_multiple_operation): Removed
19929 pointless sanity check.
19930 (s390_decompose_address): Added check for return_address_pointer_rtx.
19931 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
19932 (s390_return_address_offset): New function.
19933 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
19934 (FRAME_REGNO_P): Added check for register 35.
19935 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
19936 REG_ALLOC_ORDER): Appended entry for register 35.
19937 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
19938 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
19939 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
19940 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
19941 is eliminable using stack pointer or hard frame pointer.
19942 (REGISTER_NAMES): Added name for register 35.
19943 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
19944 pointless sanity check.
19946 2004-07-19 Roger Sayle <roger@eyesopen.com>
19948 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
19949 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
19950 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
19951 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
19952 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
19953 (fold_relational_const): Tidy up handling of floating point
19954 comparisons by calling real_compare. Remove tree_expr_nonzero_p
19955 transformation; fold_relational_const assumes constant operands.
19957 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
19959 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
19962 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
19964 * c-tree.h (struct c_expr): Define.
19965 (C_SET_EXP_ORIGINAL_CODE): Remove.
19966 (parser_build_binary_op, build_compound_expr): Update prototypes.
19967 * c-parse.in (%union): Add exprtype.
19968 (FUNC_NAME): Mark as ttype.
19969 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
19971 (expr): Update. Define directly in terms of expr_no_commas
19972 instead of using nonnull_exprlist.
19973 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
19974 offsetof_member_designator, typespec_nonreserved_nonattr, init,
19975 initval, designator, component_declarator,
19976 component_notype_declarator, enumerator, array_declarator,
19977 condition, exexpr, switch_statement, stmt_nocomp, stmt,
19978 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
19979 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
19981 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
19982 * c-common.c (c_common_truthvalue_conversion): Don't check
19983 C_EXP_ORIGINAL_CODE.
19984 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
19985 Don't use C_EXP_ORIGINAL_CODE.
19986 (default_conversion, default_function_array_conversion): Don't use
19987 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
19988 (internal_build_compound_expr): Merge into build_compound_expr.
19989 (build_compound_expr): Take two operands instead of a TREE_LIST.
19990 * objc/objc-act.c (get_super_receiver): Update calls to
19991 build_compound_expr.
19993 2004-07-18 Paolo Bonzini <bonzini@gnu.org>
19995 * config/sh/sh.c (sh_use_dfa_interface): Remove.
19996 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
19998 * config/sh/sh.md: Extract pipeline descriptions
19999 into separate files.
20000 * config/sh/sh1.md: New file, extracted from sh.md.
20001 * config/sh/sh4.md: New file, extracted from sh.md.
20002 * config/sh/shmedia.md: New file, extracted from sh.md
20003 and rewritten using new-style pipeline description.
20005 2004-07-18 Zack Weinberg <zack@codesourcery.com>
20007 * config/pa/pa.md: Delete the two remaining define_peephole
20010 2004-07-18 Steven Bosscher <stevenb@suse.de>
20011 Joseph S. Myers <jsm@polyomino.org.uk>
20013 * c-common.c (c_common_truthvalue_conversion): Don't warn if
20014 TREE_NO_WARNING is set.
20016 2004-07-18 Roger Sayle <roger@eyesopen.com>
20018 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
20019 simplify_builtin_strncmp): Delete.
20020 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
20021 Change argument to accept an arglist instead of an "exp". Assume
20022 that the return type is always integer_type_node. Copy missing
20023 transformations from their now obsolete simplify_builtin_*
20025 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
20026 fold_builtin_strcmp and fold_builtin_strncmp.
20027 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
20028 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
20029 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
20031 2004-07-18 Daniel Jacobowitz <dan@debian.org>
20033 * Makefile.in (tree-alias-common.o): Update dependencies.
20035 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
20037 * cfgloop.c (flow_loop_nested_p): Fix comment.
20039 2004-07-17 Jason Merrill <jason@redhat.com>
20042 * stor-layout.c (relayout_decl): New fn.
20043 * tree.h: Declare it.
20044 (DECL_BY_REFERENCE): New macro.
20046 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
20048 * libgcc2.c (__enable_execute_stack): New symbol.
20049 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
20050 and declare __enable_execute_stack.
20051 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
20052 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
20053 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
20054 ENABLE_EXECUTE_STACK.
20055 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
20056 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
20057 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
20058 ENABLE_EXECUTE_STACK.
20059 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
20060 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
20061 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
20062 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
20063 ENABLE_EXECUTE_STACK.
20064 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
20065 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
20066 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
20067 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
20068 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
20069 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
20070 (sparc64_initialize_trampoline): Likewise.
20071 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
20073 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
20075 * langhooks.h (builtin_function): New langhook.
20076 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
20077 (LANG_HOOKS_INITIALIZER): Update.
20078 * tree.h (builtin_function): Remove.
20079 * doc/tm.texi: Update.
20080 * c-tree.h (builtin_function): Declare.
20081 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
20082 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
20083 config/ia64/ia64.c, config/iq2000/iq2000.c,
20084 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
20085 config/stormy16/stormy16.c: All callers of builtin_function
20088 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
20091 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
20092 Remove white space after the backslash.
20094 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
20096 PR rtl-optimization/16294
20097 * resource.c (return_insn_p): New predicate.
20098 (mark_target_live_regs): Use it. Special-case return insns.
20099 (init_resource_info): Use it. Don't scan the epilogue past
20102 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
20104 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
20105 destroy dominance information.
20106 * passes.c (rest_of_handle_loop2): Free dominance information.
20107 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
20109 (thread_jumps): Update dominance information and remove unreachable
20111 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
20112 information and remove the unreachable block.
20114 2004-07-17 Graham Stott <graham.stott@btinternet.com>
20116 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
20118 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
20120 * doc/sourcebuild.texi: Remove libf2c entry.
20122 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
20124 * config/i386/i386.md (movv16qi_internal): Fix typo.
20126 2004-07-17 Steven Bosscher <stevenb@suse.de>
20128 * final.c (final_scan_insn): Fix broken commit from previous
20131 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
20133 * c-typeck.c (parser_build_binary_op): Condition warnings for
20134 X<=Y<=Z on -Wparentheses instead of -Wextra.
20135 * doc/invoke.texi: Update. Document that most of -Wparentheses is
20136 supported for C only.
20138 2004-07-17 Steven Bosscher <stevenb@suse.de>
20140 * cfgcleanup.c (try_simplify_condjump): Don't remove line
20141 notes to avoid unreachable code warnings.
20142 * toplev.c (backend_init): Don't emit line notes for
20143 unreachable code warnings.
20145 * combine.c (distribute_notes): Don't distribute a
20146 REG_VTABLE_REF note.
20147 * final.c (final_scan_insn): Don't handle it.
20148 * rtl.c (reg_note_name): Remove it.
20149 * rtl.h (enum reg_node): Dito.
20151 * emit-rtl.c (force_line_numbers, restore_line_number_status):
20153 * rtl.h (force_line_numbers, restore_line_number_status):
20156 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
20157 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
20158 (using_eh_for_cleanups): Also moved here.
20160 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
20161 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
20162 to expand_start_case and add_case_node.
20163 * stmt.c (struct nesting): Cleanup unused fields condition_code,
20164 last_unconditional_cleanup, nominal_type, printname, and
20165 line_number_status.
20166 (struct fixup_goto): Remove.
20167 (struct stmt_status): Remove x_goto_fixup_chain field.
20168 (goto_fixup_chain): Remove.
20169 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
20170 pushcase, pushcase_range): Remove.
20171 (expand_start_bindings_and_block): Don't set unused fields in
20173 (expand_start_case, add_case_node): Cleanup unused formal arguments.
20174 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
20175 instead of emit_jump_if_reachable.
20176 (emit_case_nodes): Likewise.
20177 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
20179 (update_eh_label): Work around left-over exception handing regions.
20180 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
20181 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
20182 (pass_cleanup_cfg_post_optimizing): New pass.
20183 (init_tree_optimization_passes): Run the new pass after all
20185 * tree.h (pushcase, pushcase_range): Remove prototypes.
20186 (expand_start_case, add_case_node): Update prototypes.
20188 2004-07-16 Krister Walfridsson <cato@df.lth.se>
20190 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
20192 2004-07-16 Richard Henderson <rth@redhat.com>
20194 * builtins.c (std_expand_builtin_va_arg): Remove.
20195 (expand_builtin_va_arg): Remove.
20196 * expr.h: Don't declare them.
20197 * gimplify.c (mark_decls_volatile_r): Remove.
20198 (copy_if_shared_r): Don't call it.
20199 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
20200 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
20201 * gimple-low.c (lower_stmt): Likewise.
20202 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
20203 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
20204 * tree-ssa-operands.c (get_expr_operands): Likewise.
20205 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
20206 EXPAND_BUILTIN_VA_ARG.
20207 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
20208 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
20209 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
20210 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
20212 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
20214 * tree-ssa-pre.c (insert_aux): Break out if we hit
20217 2004-07-16 Richard Henderson <rth@redhat.com>
20219 * basic-block.h (remove_fake_exit_edges): Declare.
20220 * cfganal.c (remove_fake_predecessors): Rename from
20221 remove_fake_successors; iterate over predecessors.
20222 (remove_fake_exit_edges): New.
20223 * cfgcleanup.c (try_optimize_cfg): Use it.
20224 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
20225 * predict.c (estimate_probability): Likewise.
20226 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
20227 * tree-cfg.c (make_edges): Likewise.
20228 * tree-ssa-pre.c (fini_pre): Likewise.
20229 * profile.c (instrument_edges): Don't remove_fake_edges.
20230 (branch_prob): Do it earlier here.
20232 2004-07-16 Richard Henderson <rth@redhat.com>
20234 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
20235 switchification wrt CONSTRUCTOR. Document the reason.
20237 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
20239 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
20240 that prevented descriptive __mf_check source location strings.
20242 2004-07-16 Richard Henderson <rth@redhat.com>
20244 * tree-def (WITH_SIZE_EXPR): New.
20245 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
20246 * expr.c (expand_expr_real_1): Likewise.
20247 * gimplify.c (maybe_with_size_expr): New.
20248 (gimplify_arg, gimplify_modify_expr): Use it.
20249 (gimplify_modify_expr_to_memcpy): Take size parameter.
20250 (gimplify_modify_expr_to_memset): Likewise.
20251 (gimplify_expr): Handle WITH_SIZE_EXPR.
20252 * tree-alias-common.c (find_func_aliases): Likewise.
20253 * tree-eh.c (tree_could_trap_p): Likewise.
20254 (tree_could_throw_p): Likewise.
20255 * tree-gimple.c (is_gimple_lvalue): Likewise.
20256 (get_call_expr_in): Likewise.
20257 * tree-inline.c (estimate_num_insns_1): Likewise.
20258 (expand_calls_inline): Likewise.
20259 * tree-nested.c (convert_call_expr): Likewise.
20260 * tree-pretty-print.c (dump_generic_node): Likewise.
20261 * tree-sra.c (sra_walk_expr): Likewise.
20262 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
20263 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
20264 * tree-ssa-operands.c (get_expr_operands): Likewise.
20265 * tree-tailcall.c (find_tail_calls): Likewise.
20267 * calls.c (expand_call): Reset old_stack_allocated after
20268 calling emit_stack_restore.
20270 2004-07-16 Richard Henderson <rth@redhat.com>
20272 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
20273 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
20274 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
20275 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
20276 copy_res_decl_for_inlining.
20278 * tree-inline.c (declare_return_variable): New modify_dest argument.
20279 Use it as the return value, when possible or manditory. Handle
20280 TREE_ADDRESSABLE types.
20281 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
20282 replacement of CALL_EXPR.
20284 2004-07-16 Richard Henderson <rth@redhat.com>
20286 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
20287 * gimple-low.c (expand_var_p): Don't check it.
20288 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
20289 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
20290 * tree-ssa-operands.c (add_stmt_operand): Likewise.
20291 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
20292 (find_referenced_vars): Don't call them.
20293 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
20295 2004-07-16 Richard Henderson <rth@redhat.com>
20297 * function.c (pass_by_reference): True for all variable sized types.
20299 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
20301 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
20302 * tree-pretty-print.c: Include tree-chrec.h.
20303 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
20304 and POLYNOMIAL_CHREC nodes.
20306 2004-07-16 Steve Ellcey <sje@cup.hp.com>
20308 * builtins.c (expand_builtin_stpcpy): Do not create temporary
20311 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
20313 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
20315 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
20317 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
20319 * config/s390/s390.c: Likewise.
20320 * config/s390/s390.h: Likewise.
20322 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
20324 * config/mips/mips.md (addsi3, adddi3): Remove special handling
20325 of $sp adds. Remove REGNO checks from mips16 patterns.
20327 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
20329 * config/mips/mips.md: Delete outdated comment.
20331 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
20333 * config/mips/mips.c (get_float_compare_codes): Delete.
20334 (mips_emit_compare): New function, mostly extracted from
20335 get_float_compare_codes and gen_conditional_branch.
20336 (gen_conditional_branch, gen_conditional_move): Use it.
20338 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
20340 * genautomata.c (add_vect): Speedup by using integers as
20341 bit-vectors for walking through the comb_vect and finding
20344 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
20346 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
20347 operand is an uns_arith_operand; use subtraction otherwise.
20348 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
20349 not just arith_operands.
20351 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
20353 * config/mips/mips-protos.h (gen_int_relational): Delete.
20354 (mips_emit_scc): Declare.
20355 * config/mips/mips.c (internal_test): Delete.
20356 (sle_operand, sleu_operand): New functions.
20357 (map_test_to_internal_test, gen_int_relational): Delete.
20358 (mips_emit_binary, mips_relational_operand_ok_p)
20359 (mips_emit_int_relational, mips_zero_if_equal)
20360 (mips_emit_scc): New functions.
20361 (gen_conditional_branch): Rework to use mips_emit_int_relational.
20362 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
20364 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
20365 (sltu, sleu): Use mips_emit_scc.
20366 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
20367 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
20368 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
20370 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
20372 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
20374 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
20376 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
20377 (*sne_[sd]i): Likewise sne_[sd]i_zero.
20378 (*sgt_[sd]i): ...and sgt_[sd]i.
20379 (*slt_[sd]i): ...and slt_[sd]i.
20380 (*sgtu_[sd]i): ...and sgtu_[sd]i.
20381 (*sltu_[sd]i): ...and sltu_[sd]i.
20382 (*sleu_[sd]i): ...and sleu_[sd]i_const.
20383 Name previously unnamed mips16 patterns. Formatting fixes.
20385 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
20387 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
20388 (branch_type): Delete.
20389 (gen_conditional_branch, gen_conditional_move)
20390 (mips_gen_conditional_trap): Update after name change. Get the
20391 comparison mode from cmp_operands[0].
20392 * config/mips/mips.h (cmp_type, branch_type): Delete.
20393 (cmp_operands): Renamed from branch_cmp.
20394 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
20395 name change. Don't set branch_type.
20396 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
20397 mode class of cmp_operands[0] rather than branch_type. Update after
20400 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
20402 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
20403 of 0...255 to 0 when inside a SET.
20405 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
20407 * config/mips/mips.md: Remove mips16 define_peepholes.
20409 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
20411 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
20412 (fini_pre): Remove fake edges.
20414 2004-07-15 Richard Henderson <rth@redhat.com>
20416 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
20417 (get_indirect_ref_operands, get_call_expr_operands): ... these.
20419 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
20421 * vec.h (VEC_address): New function.
20423 2004-07-14 Jason Merrill <jason@redhat.com>
20425 PR middle-end/15885
20426 * gimplify.c (gimplify_arg): New fn, split out from...
20427 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
20429 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
20431 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
20432 generate code which is generated by pushqi1 now
20433 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
20435 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
20437 * combine.c (simplify_set): match the mode of the constant 0 with
20438 the tested operand to match the compare behaviour and the
20439 simplify_relational_operation() expectation.
20441 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
20443 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
20444 ("bordered"): Same.
20446 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
20448 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
20450 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
20452 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
20454 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
20455 calls in mips16 code.
20457 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
20459 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
20460 the destination of the li as well as for the neg.
20462 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
20465 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
20466 * cgraph.h: Update declaration.
20467 * c-decl.c (build_cdtor): Update call with default priority.
20468 * coverage.c (create_coverage): Ditto.
20469 * tree-mudflap.c (mf_init_fndecl): New tree.
20470 (mudflap_init): Set it.
20471 (mudflap_register_call): Arrange to call __mf_init before the first
20472 __mf_register call.
20473 (mudflap_finish_file): Mark the mudflap static initializer as extra
20474 high priority, to beat all C++ static constructors.
20476 2004-07-15 Jeff Law <law@redhat.com>
20478 * loop.c (check_insn_for_givs): Restore check for code labels that was
20479 accidentally deleted by a recent checkin.
20481 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
20483 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
20484 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
20486 2004-07-14 Richard Henderson <rth@redhat.com>
20488 * print-tree.c (print_node): Fix casts last change.
20490 2004-07-15 Paul Brook <paul@codesourcery.com>
20492 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
20493 to TARGET_UNWIND_INFO.
20494 * except.c (output_function_exception_table): Ditto.
20496 * opts.c (decode_options): Ditto.
20497 * passes.c (rest_of_handle_final): Ditto.
20498 * final.c (final_start_function): Ditto.
20499 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
20501 * targhooks.h (default_unwind_emit): Declare.
20502 * targhooks.c (default_unwind_emit): New function.
20503 * target-def.h: Define and use TARGET_UNWIND_EMIT.
20504 * target.h (struct gcc_target): Add unwind_emit.
20505 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
20506 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
20507 Remove IA64_UNWIND_EMIT.
20508 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
20510 2004-07-14 Richard Henderson <rth@redhat.com>
20512 * print-tree.c (print_node): Handle SSA_NAME.
20514 2004-07-14 James E Wilson <wilson@specifixinc.com>
20517 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
20518 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
20520 2004-07-15 Jakub Jelinek <jakub@redhat.com>
20522 * expr.c (expand_assignment): Reenable bitfield += optimizations.
20523 Use alias set 0 for memory, do proper mode calculations and adjust
20524 address for memories.
20526 2004-07-14 Per Bothner <per@bothner.com>
20528 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
20529 structure with extra column field.
20530 * tree.c (expand_location): Also fill in column field.
20531 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
20532 gets confused by the two conditionally-compiled definitions.
20534 2004-07-14 Eric Christopher <echristo@redhat.com>
20536 * calls.c (expand_call): Fix typo in comment.
20538 2004-07-14 Steve Ellcey <sje@cup.hp.com>
20540 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
20541 comparision of TFmode.
20543 2004-07-14 Richard Henderson <rth@redhat.com>
20545 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
20546 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
20547 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
20548 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
20549 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
20550 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
20551 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
20552 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
20553 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
20555 2004-07-14 Mike Stump <mrs@apple.com>
20557 * config/darwin.h (WINT_TYPE): Define to be int to match
20558 system header files.
20560 2004-07-14 Bob Wilson <bob.wilson@acm.org>
20562 * config/xtensa/xtensa.c (function_arg_advance): Check for args
20563 that must be passed in the stack.
20564 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
20565 arguments if the size is not a constant.
20567 2004-07-14 Per Bothner <per@bothner.com>
20569 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
20570 instead of EXPR_LOCUS in a boolean context, which is always true
20571 if --enable-mapped-location.
20572 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
20574 2004-07-14 Richard Henderson <rth@redhat.com>
20576 * dominance.c (struct dom_info): Add fake_exit_edge.
20577 (init_dom_info): Allocate it.
20578 (free_dom_info): Free it.
20579 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
20581 (calc_idoms): Honor fake_exit_edge.
20583 2004-07-13 Jason Merrill <jason@redhat.com>
20585 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
20586 (rhs_test_for): New fn.
20587 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
20588 * tree-gimple.h: Declare them.
20589 * gimplify.c (gimplify_modify_expr): Use the new fns.
20591 2004-07-14 Richard Henderson <rth@redhat.com>
20593 * config/arm/arm-protos.h (arm_va_arg): Remove.
20594 * config/arm/arm.c (arm_va_arg): Remove.
20595 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
20596 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
20598 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20600 * pa.c (fix_range): New function to mark a range(s) of registers as
20602 (override_options): Call fix_range if the -mfixed-range option string
20604 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
20605 * doc/invoke.texi (-mfixed-range): Document new option.
20607 2004-07-14 David Edelsohn <edelsohn@gnu.org>
20609 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
20611 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
20613 2004-07-14 Roger Sayle <roger@eyesopen.com>
20615 * expmed.c (expand_sdiv_pow2): New function to expand signed division
20616 by a positive power of two, split out from expand_divmod. Provide
20617 an alternate implementation when shifts are expensive. Lower the
20618 threshold for using a branchless implementation to BRANCH_COST >= 2.
20619 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
20621 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
20623 * tree-dfa.c (make_rename_temp): *Really* work just
20624 like create_tmp_var if called while outside SSA form.
20626 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
20628 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
20629 for division by zero.
20630 ("umodsi3"): Likewise.
20632 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
20634 * config/mips/mips.c (mips_output_move): When generating mips16 code,
20635 force loads of negative constants to be split.
20636 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
20637 Generalize SImode li/neg splitter to cope with other modes.
20639 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
20641 * expmed.c: Remove more references to QUEUED in the comments.
20642 * expr.c: Likewise.
20644 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
20647 2004-07-13 Richard Henderson <rth@redhat.com>
20648 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
20651 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
20653 * tree-dfa.c (make_rename_temp): Work just like
20654 create_tmp_var if called while outside SSA form.
20656 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
20658 * expr.c (enqueue_insn, finish_expr_for_function,
20659 protect_from_queue, queued_subexp_p, mark_queue,
20660 emit_insns_enqueued_after_mark, emit_queue,
20661 expand_increment): Remove.
20662 (store_constructor): Expand increment as an assignment.
20663 (expand_expr_real_1 <case PREINCREMENT_EXPR,
20664 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
20665 case POSTDECREMENT_EXPR>): Abort.
20666 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
20667 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
20668 protect_from_queue, emit_queue, queued_subexp_p): Remove.
20669 * function.h (pending_chain, x_pending_chain): Remove.
20670 * rtl.def (QUEUED): Remove.
20672 * emit-rtl.c (copy_insn_1, copy_most_rtx,
20673 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
20674 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
20675 encode_units_mask): Likewise.
20676 * local-alloc.c (equiv_init_varies_p): Likewise.
20677 * rtl.c (copy_rtx): Likewise.
20678 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
20679 * simplify-rtx.c (simplify_gen_subreg): Likewise.
20680 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
20682 * builtins.c (expand_builtin, expand_builtin_apply,
20683 expand_builtin_mathfn, expand_builtin_mathfn_2,
20684 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
20685 Remove calls to emit_queue and protect_from_queue.
20686 * calls.c (expand_call, precompute_arguments,
20687 precompute_register_parameters, rtx_for_function_call,
20688 store_one_arg): Likewise.
20689 * dojump.c (do_compare_and_jump, do_jump): Likewise.
20690 * explow.c (memory_address): Likewise.
20691 * expmed.c (clear_by_pieces_1, clear_storage,
20692 clear_storage_via_libcall, emit_group_load,
20693 emit_group_store, emit_store_flag,
20694 expand_expr_real_1, store_by_pieces,
20695 store_constructor, store_expr, try_casesi,
20696 try_tablejump): Likewise.
20697 * function.c (expand_pending_sizes): Likewise.
20698 * optabs.c (emit_cmp_and_jump_insns,
20699 emit_conditional_add, emit_conditional_move,
20700 expand_fix, expand_float, prepare_cmp_insn): Likewise.
20701 * stmt.c (emit_case_bit_tests,
20702 expand_asm_expr, expand_computed_goto,
20703 expand_decl_init, expand_end_case_type,
20704 expand_end_stmt_expr, expand_expr_stmt_value,
20705 expand_return, expand_start_case,
20706 optimize_tail_recursion): Likewise.
20707 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
20708 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
20710 2004-07-14 Ben Elliston <bje@au.ibm.com>
20712 * vec.h: Comment fix.
20714 2004-07-13 Richard Henderson <rth@redhat.com>
20716 * target.h (struct gcc_target): Add calls.pass_by_reference.
20717 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
20718 * function.c (pass_by_reference): Use the hook.
20719 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
20720 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
20721 (hook_pass_by_reference_must_pass_in_stack): New.
20722 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
20723 (alpha_pass_by_reference): New.
20724 (TARGET_PASS_BY_REFERENCE): New.
20725 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20726 * config/arc/arc.c (arc_pass_by_reference): New.
20727 (TARGET_PASS_BY_REFERENCE): New.
20728 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20729 (FUNCTION_ARG_CALLEE_COPIES): True.
20730 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
20731 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
20732 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
20733 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20734 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20735 * config/cris/cris.c (cris_pass_by_reference): New.
20736 (TARGET_PASS_BY_REFERENCE): New.
20737 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
20738 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
20739 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20740 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
20741 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20742 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
20743 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
20744 (frv_function_arg_pass_by_reference): Remove.
20745 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20746 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
20747 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
20748 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
20749 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20750 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
20751 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
20752 (ia64_pass_by_reference): Rename from
20753 ia64_function_arg_pass_by_reference.
20754 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20755 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20756 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
20757 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
20758 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
20759 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20760 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
20761 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
20762 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
20763 (m32r_pass_by_reference): Adjust prototype. Make static.
20764 Handle mode sizes correctly.
20765 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20766 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
20767 (m68hc11_function_arg_pass_by_reference): Remove.
20768 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20769 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
20770 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
20771 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20772 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
20773 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
20774 (mips_va_arg): Use pass_by_reference.
20775 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
20776 Handle mode sizes correctly.
20777 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20778 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
20779 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
20780 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
20781 (mmix_pass_by_reference): Rename from
20782 mmix_function_arg_pass_by_reference.
20783 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20784 (FUNCTION_ARG_CALLEE_COPIES): True.
20785 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
20786 (mn10300_pass_by_reference): New.
20787 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20788 (FUNCTION_ARG_CALLEE_COPIES): True.
20789 * config/pa/pa.c (pa_pass_by_reference): New.
20790 (TARGET_PASS_BY_REFERENCE): New.
20791 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20792 (FUNCTION_ARG_CALLEE_COPIES): True.
20793 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
20794 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
20795 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
20796 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20797 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
20798 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
20799 (s390_pass_by_reference): Rename from
20800 s390_function_arg_pass_by_reference.
20801 (s390_function_arg_advance): Don't query pass-by-ref.
20802 (s390_function_arg): Likewise.
20803 (s390_gimplify_va_arg): Use pass_by_reference.
20804 (s390_call_saved_register_used): Likewise.
20805 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20806 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
20807 (shcompact_byref, sh_pass_by_reference): New.
20808 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20809 (SHCOMPACT_BYREF): Remove.
20810 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
20811 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
20812 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
20813 (sparc_gimplify_va_arg): Use pass_by_reference.
20814 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20815 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20816 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
20817 (v850_pass_by_reference): New.
20818 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20819 (FUNCTION_ARG_CALLEE_COPIES): True.
20820 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
20821 FUNCTION_ARG_PASS_BY_REFERENCE docs.
20823 2004-07-14 Richard Henderson <rth@redhat.com>
20824 Richard Sandiford <rsandifo@redhat.com>
20826 * config/mips/mips-protos.h (mips_va_arg): Delete.
20827 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
20828 * config/mips/mips.c: Include tree-gimple.h.
20829 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
20830 (mips_arg_info): Remove special handling of must_pass_in_stck args.
20831 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
20832 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
20834 2004-07-13 Bob Wilson <bob.wilson@acm.org>
20836 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
20837 arguments for COND_EXPR in big-endian adjustment code.
20839 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20841 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
20842 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
20843 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
20844 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
20846 2004-07-13 Diego Novillo <dnovillo@redhat.com>
20848 PR tree-optimization/16443
20849 * tree-ssa-alias.c: Add more description for
20850 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
20851 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
20852 clobbering of call-clobbered and addressable variables. If
20853 there are any before aliases have been computed, add them.
20855 2004-07-13 Diego Novillo <dnovillo@redhat.com>
20857 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
20860 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
20862 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
20863 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
20866 2004-07-13 Per Bothner <per@bothner.com>
20868 * collect2.c (main): Handle --no-demangle and --demangle flags.
20870 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
20872 * Makefile.in (OBJS-common): Add tree-data-ref.o.
20873 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
20874 (tree-data-ref.o): New rule.
20875 * lambda.h: New file.
20876 * tree-data-ref.c: New file.
20877 * tree-data-ref.h: New file.
20878 * tree.c (int_cst_value, tree_fold_gcd): New functions.
20879 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
20881 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
20884 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
20885 * config/sparc/sparc.c (output_ubranch): New function.
20886 * config/sparc/sparc.md (jump pattern): Use it.
20888 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
20891 * config/sparc/sparc.c (output_cbranch): Properly guard
20892 the code handling far branches with TARGET_V9.
20893 * config/sparc/sparc.md (length attribute): Document the
20894 side-effect of having a length greater or equal to 3.
20896 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
20897 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
20900 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
20901 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
20903 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
20904 Martin Sebor <sebor@roguewave.com>
20907 * doc/invoke.texi (SPARC options): Document -threads
20908 and -pthreads on Solaris.
20910 2004-07-13 Richard Henderson <rth@redhat.com>
20912 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
20914 (ind_gimplify_va_arg_expr): Remove.
20915 * tree.h (ind_gimplify_va_arg_expr): Remove.
20916 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
20917 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
20920 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
20921 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
20922 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
20923 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
20924 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
20926 2004-07-13 Richard Henderson <rth@redhat.com>
20928 * function.c (pass_by_reference): New.
20929 (assign_parm_find_data_types): Use it.
20930 * calls.c (initialize_argument_information): Likewise.
20931 (emit_library_call_value_1): Likewise.
20932 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
20933 * function.h (pass_by_reference): Declare.
20935 2004-07-13 Richard Henderson <rth@redhat.com>
20937 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
20938 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
20939 * expr.h (MUST_PASS_IN_STACK): Remove.
20940 * system.h (MUST_PASS_IN_STACK): Poison.
20941 * tree.h (must_pass_in_stack_var_size): Declare.
20942 (must_pass_in_stack_var_size_or_pad): Declare.
20943 * calls.c (must_pass_in_stack_var_size): New.
20944 (must_pass_in_stack_var_size_or_pad): Rename from
20945 default_must_pass_in_stack.
20946 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
20947 (TARGET_MUST_PASS_IN_STACK): New.
20948 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
20949 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
20950 (TARGET_MUST_PASS_IN_STACK): New.
20951 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
20952 * config/frv/frv.c (frv_must_pass_in_stack): New.
20953 (TARGET_MUST_PASS_IN_STACK): New.
20954 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
20955 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
20956 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
20957 (ix86_must_pass_in_stack): Make static.
20958 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
20959 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
20960 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
20961 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
20962 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
20963 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
20964 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
20965 (mcore_must_pass_on_stack): Remove.
20966 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
20967 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
20968 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
20969 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
20970 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
20971 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
20972 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
20973 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
20974 (TARGET_MUST_PASS_IN_STACK): New.
20975 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
20976 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
20977 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
20978 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
20979 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
20980 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
20981 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
20982 MUST_PASS_IN_STACK.
20984 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
20985 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
20986 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
20987 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
20988 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
20989 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
20990 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
20991 config/xtensa/xtensa.c: Use target hook.
20993 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
20995 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
20996 * configure: Rebuilt.
20998 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
21000 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
21001 * config/mips/mips.h (mips_reg_names): Don't declare.
21002 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
21003 (TARGET_NAME_REGS): Delete.
21004 (TARGET_SWITCHES): Remove -mrnames.
21005 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
21006 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
21008 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
21009 (override_options): Remove handling of TARGET_NAME_REGS.
21011 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
21013 * config/mips/mips.h (TARGET_*): Boolify.
21015 2004-07-12 Nick Clifton <nickc@redhat.com>
21017 * config.gcc: Add sh-*-symbianelf target.
21018 * config/sh/sh.c: Add new target macros:
21019 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
21020 TARGET_CXX_IMPORT_EXPORT_CLASS.
21021 (sh_file_start): Create a definition of the .directive section.
21022 (sh_attribute): Add dllimport and dllexport attributes.
21023 * config/sh/symbian-pre.h: New file.
21024 * config/sh/symbian-post.h: New file.
21025 * config/sh/symbian.c: New file. Contains Symbian specific
21027 * config/sh/sh-protos.h: Add prototypes for new functions
21028 provided by symbian.c.
21029 * config/sh/t-symbian: New file.
21030 * doc/extend.texi: Document support for dllimport and dllexport
21031 attributes by the sh-symbianelf target.
21033 2004-07-12 James E Wilson <wilson@specifixinc.com>
21035 * Makefile.in (AR): Use @AR@ not ar.
21037 (AR_FOR_TARGET): Use $(AR) not ar for native.
21038 (NM_FOR_TARGET): Use $(NM) not nm for native.
21039 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
21040 * configure: Regenerate.
21042 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
21044 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
21046 (ashldi3_sp64): Likewise.
21048 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21051 * pa.c (function_arg): Update comment.
21052 * pa.h (BLOCK_REG_PADDING): Define.
21054 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
21056 PR tree-optimization/16461
21057 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
21058 arguments of phi nodes.
21060 2004-07-12 Devang Patel <dpatel@apple.com>
21062 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
21064 2004-07-12 Steve Ellcey <sje@cup.hp.com>
21066 * function.c (expand_function_start): Ensure r_save is in Pmode.
21067 * calls.c (prepare_call_address): Ensure static_chain_value is
21069 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
21070 r_save_area are in Pmode.
21071 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
21072 fnaddr, and static_chain are in Pmode.
21074 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
21077 * config/ia64/ia64.c (bundling): Don't count ignored insns.
21079 2004-07-12 Richard Henderson <rth@redhat.com>
21081 * target.h (struct gcc_target): Move gimplify_va_arg_expr
21082 next to build_builtin_va_list.
21083 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
21084 * builtins.c (gimplify_va_arg_expr): Likewise.
21085 * gimplify.c (copy_if_shared_r): Likewise.
21087 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
21089 * passes.c (rest_of_decl_compilation): Don't defer call of
21090 assemble_variable if its DECL_RTL is already set.
21092 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
21094 * cfgloop.h (struct loop): Add nb_iterations field.
21095 (current_loops): Declare.
21096 * tree-chrec.c (chrec_not_analyzed_yet,
21097 chrec_dont_know, chrec_known, count_ev_in_wider_type,
21098 chrec_contains_symbols_defined_in_loop): Remove the temporary
21100 * tree-flow-inline.h (loop_containing_stmt): New function.
21101 * tree-scalar-evolution.c: Add implementation.
21102 * tree-scalar-evolution.h: Add declarations.
21104 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
21106 PR rtl-optimization/15921
21107 * Makefile.in (global.o): Add recog.h.
21109 * global.c (recog.h): Add the include-clause.
21110 (bb_info): New member earlyclobber.
21111 (allocate_bb_info, free_bb_info): Initialize/finish the new
21113 (earlyclobber_regclass, earlyclobber_regclass_length): The new
21115 (check_earlyclobber, regclass_intersect,
21116 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
21118 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
21119 (make_accurate_live_analysis): Modify pavin.
21121 2004-07-12 Diego Novillo <dnovillo@redhat.com>
21123 * tree-cfg.c (find_taken_edge): Statically compute the truth
21124 value of a predicate comparing an SSA_NAME to itself.
21126 2004-07-12 Roger Sayle <roger@eyesopen.com>
21128 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
21129 rs6000 doesn't have shift-and-add or shift-and-sub instructions
21130 by returning the cost of a multiplication plus an addition.
21132 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
21134 PR tree-optimization/14107
21135 * gimplify.c (gimplify_return_expr): Accept a
21136 RETURN_EXPR with an error argument.
21137 * tree-optimize.c (init_tree_optimization_passes):
21138 Run pass_warn_function_return at -O0.
21140 2004-07-12 Roger Sayle <roger@eyesopen.com>
21142 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
21145 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
21147 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
21148 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
21149 * config/mips/3000.md: Add copyright notice. Remove automota and
21150 function units; use generic ones instead. Only define reservations
21151 for things that are different from generic.md. Extend each clause
21153 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
21154 * config/mips/mips.md: Include them. Remove define_function_units.
21155 (alu, imuldiv): New automata and units.
21157 2004-07-12 Ben Elliston <bje@au.ibm.com>
21159 * doc/invoke.texi (Optimize Options): Document -frename-registers
21160 not being enabled by default at -O3.
21162 2004-07-11 Roger Sayle <roger@eyesopen.com>
21164 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
21165 floating point additions, to keep real immediate constant positive.
21166 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
21167 into X + C, and leave positive real constants as X - C.
21169 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21171 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
21173 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
21175 PR tree-optimization/15654
21176 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
21178 2004-07-11 Roger Sayle <roger@eyesopen.com>
21180 * builtins.c (fold_builtin_fputs): Don't bother converting the
21181 return type to integer_type_node, as we've already checked that
21182 the result will be ignored.
21184 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
21185 that signed addition, subtraction, multiplication, division,
21186 remainder, negation and absolute value may potentially trap.
21188 * fold-const.c (fold_ignored_result): New function to strip
21189 non-side-effecting tree nodes from an expression whose result
21191 (fold_convert): Call fold_ignored_result when casting a value
21193 (omit_one_operand): Call fold_ignored_result on the "omitted"
21194 operand when building a COMPOUND_EXPR.
21195 (pedantic_omit_one_operand): Likewise.
21196 * tree.h (fold_ignored_result): Prototype here.
21197 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
21198 when we're going to ignore the result.
21200 2004-07-11 Richard Henderson <rth@redhat.com>
21203 * tree-ssa-ccp.c (fold_stmt_r): Split out...
21204 * tree.c (fields_compatible_p, find_compatible_field): ... new.
21205 * tree.h (fields_compatible_p, find_compatible_field): Declare.
21206 * tree-sra.c (sra_hash_tree): Hash fields by offset.
21207 (sra_elt_eq): Use fields_compatible_p.
21208 (generate_one_element_ref): Use find_compatible_field.
21210 2004-07-11 Richard Henderson <rth@redhat.com>
21213 * tree-sra.c (generate_one_element_init): New.
21214 (generate_element_init): Use it.
21215 (scalarize_init): Push/pop gimplify context around it.
21216 (find_new_referenced_vars_1, find_new_referenced_vars): New.
21217 * gimplify.c (gimplify_expr): Allow SSA_NAME.
21219 2004-07-11 Roger Sayle <roger@eyesopen.com>
21221 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
21222 combine.c's combine_insn_cost.
21223 * rtl.h (insn_rtx_cost): Prototype here.
21224 * combine.c (combine_insn_cost): Delete function.
21225 (combine_validate_cost): Update callers of combine_insn_cost to
21226 call insn_rtx_cost instead.
21227 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
21228 requesting the rtx_cost of call and/or jump instructions.
21230 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
21231 rtx_cost directly. Don't request/use the cost of call or jump
21232 instructions. Return -1 if the cost of any instruction can't be
21233 determined (or the BB contains a function call).
21234 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
21235 -1 (i.e. can't determine the cost of any instruction or the basic
21236 block contains a subroutine call).
21237 (find_if_case_2): Likewise.
21239 2004-07-11 Roger Sayle <roger@eyesopen.com>
21241 * rs6000.c (struct processor_costs): Change semantics of fields to
21242 include the COST_N_INSNS scaling, and update all initializers.
21243 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
21244 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
21245 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
21246 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
21248 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
21250 * LANGUAGES: Remove obsolete information.
21252 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
21254 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
21255 SIGBUS signal frames, the PSW address points *to* the faulting
21256 instruction, not after it.
21258 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
21260 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
21261 added to TLS symbol addresses.
21263 2004-07-11 Richard Henderson <rth@redhat.com>
21265 * expmed.c (init_expmed): Use stack-local structures for
21266 temporary rtl. Don't recognize shifts.
21268 2004-07-11 Richard Henderson <rth@redhat.com>
21270 * expr.c (store_expr): Don't fiddle subreg promotion for types
21271 with precision smaller than the mode.
21273 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
21275 * tree.h (all_types_permanent): Remove.
21277 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
21279 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
21280 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
21281 * langhooks.c (lhd_clear_binding_stack): Remove.
21282 * langhooks-def.h (lhd_clear_binding_stack,
21283 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
21284 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
21285 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
21286 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
21287 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
21288 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
21289 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
21290 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
21291 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
21292 * tree.h (poplevel): Don't declare.
21293 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
21294 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
21295 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
21296 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
21299 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
21301 PR tree-optimization/16437
21302 * c-common.c (shorten_compare): Don't mark result of conversion to
21303 narrower signed type as overflowing.
21304 * fold-const.c (decode_field_reference): Determine whether
21305 signedness comes from outer type using precision rather than size.
21307 2004-07-11 Phil Edwards <phil@codesourcery.com>
21309 * configure.ac: Alphabetize --enable-checking list, add
21310 missing valgrind entry.
21311 * configure: Regenerate.
21313 2004-07-11 Phil Edwards <phil@codesourcery.com>
21315 * doc/install.texi (Testing): Fix syntax in "make check" example.
21317 2004-07-10 James E Wilson <wilson@specifixinc.com>
21319 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
21321 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
21323 PR rtl-optimization/16001
21324 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
21327 2004-07-10 Geoffrey Keating <geoffk@apple.com>
21329 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
21331 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
21332 James Morrison <phython@gcc.gnu.org>
21334 * doc/contrib.texi (Contributors): Add gfortran contributors and
21335 fix a couple of typos.
21337 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
21339 PR rtl-optimization/15387
21340 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
21341 to incoming args space correctly.
21343 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21345 * pa.c (output_indirect_call): Only use %r2 as the link register in
21346 indirect calls with the long PA 2.0 pc-relative branch.
21348 2004-07-10 Daniel Jacobowitz <dan@debian.org>
21350 * config/i386/i386.c (override_options): Pick a 64-bit CPU
21351 for the default tuning if TARGET_64BIT.
21353 2004-07-10 Richard Henderson <rth@redhat.com>
21355 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
21356 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
21358 2004-07-10 Jakub Jelinek <jakub@redhat.com>
21360 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
21361 * expmed.c (store_bit_field, extract_bit_field): Remove last
21363 * builtins.c (expand_builtin_signbit): Adjust callers.
21364 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
21365 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
21366 * ifcvt.c (noce_emit_move_insn): Likewise.
21367 * stmt.c (expand_return): Likewise.
21368 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
21369 store_field, expand_expr_real_1): Likewise.
21371 2004-07-10 Richard Henderson <rth@redhat.com>
21373 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
21375 2004-07-09 Mike Stump <mrs@apple.com>
21377 * config/darwin.c (no_dead_strip): Add.
21378 (HAVE_DEAD_STRIP): Add.
21379 (darwin_emit_unwind_label): Ensure that we don't dead code strip
21382 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
21384 * tree-ssa-loop-im.c: New file.
21385 * Makefile.in (tree-ssa-loop-im.o): Add.
21386 * cfgloop.c (superloop_at_depth): New function.
21387 * cfgloop.h (superloop_at_depth): Declare.
21388 * common.opt (ftree-lim): New flag.
21389 * expr.c (array_ref_up_bound): New function.
21390 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
21391 * timevar.def (TV_LIM): New timevar.
21392 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
21393 computing immediate uses of a phi node.
21394 * tree-flow.h (struct tree_ann_common_d): Add aux field.
21395 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
21396 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
21397 * tree-pass.h (pass_lim): Declare.
21398 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
21400 (pass_lim): New pass structure.
21401 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
21402 * tree.c (in_array_bounds_p): New function.
21403 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
21404 (in_array_bounds_p, array_ref_up_bound): Declare.
21405 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
21406 * doc/passes.texi (tree-ssa-loop-im.c): Document.
21408 2004-07-09 Richard Henderson <rth@redhat.com>
21410 * builtins.c (expand_builtin_stpcpy): Don't modify len.
21412 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
21415 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
21417 * flags.h: Delete redundant prototypes that are being generated
21418 in options.h from common.opt.
21419 * common.opt: Add in the expository comments formerly in flags.h.
21421 2004-07-09 Jan Beulich <jbeulich@novell.com>
21423 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
21424 available for use only when TARGET_MMX/_SSE is set, and check for
21425 variable argument function if any register count is non-zero.
21426 (function_arg): Correctly suppress repeated warnings for passing SSE
21427 vectors are arguments without SSE enabled.
21428 (ix86_function_arg_boundary): Without SSE enabled, the use of what
21429 would be SSE register modes does no longer influence the alignment.
21431 2004-07-09 Richard Henderson <rth@redhat.com>
21433 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
21434 Always align upward to arg boundary. Use size_in_bytes/round_up.
21435 Maintain type-correctness of constants.
21436 * stor-layout.c (round_up, round_down): Special-case powers of 2.
21438 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
21440 * config/sparc/sparc.c (*_costs): Scale instruction costs
21442 (sparc_rtx_costs): Adjust as appropriate.
21444 2004-07-09 Jan Beulich <jbeulich@novell.com>
21446 * config/i386/mm3dnow.h: New.
21447 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
21449 2004-07-09 Richard Henderson <rth@redhat.com>
21451 * simplify-rtx.c (simplify_const_relational_operation): Only
21452 look at bounds of scalar integers.
21454 2004-07-09 Jan Beulich <jbeulich@novell.com>
21456 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
21458 2004-07-09 Andrew Pinski <apinski@apple.com>
21460 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
21462 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
21463 UOBJC_METACLASS_decl.
21465 2004-07-09 James E Wilson <wilson@specifixinc.com>
21468 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
21469 do return a parallel if hfa_mode == XFmode and mode == TImode.
21471 2004-07-09 Jan Beulich <jbeulich@novell.com>
21473 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
21474 permissible for unary plus.
21476 2004-07-09 Jan Beulich <jbeulich@novell.com>
21478 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
21479 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
21480 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
21481 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
21482 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
21483 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
21484 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
21485 (BUILTIN_xxxIMAX): New.
21486 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
21487 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
21488 BUILT_IN_PARITYIMAX.
21490 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
21492 * config/sparc/sparc.h (processor_costs): Define.
21493 (sparc_costs): Declare.
21494 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
21495 hypersparc_costs, sparclet_costs, ultrasparc_costs,
21496 ultrasparc3_costs): New.
21497 (sparc_override_options): Set sparc_costs as appropriate.
21498 (sparc_rtx_costs): Use sparc_costs instead of messy
21501 2004-07-09 Steven Bosscher <stevenb@suse.de>
21503 * doc/md.texi (Processor pipeline description): Mention that
21504 the old pipeline description is deprecated.
21506 * config/rs6000/7450.md (automaton ppc7450): Split up, move
21507 mciu_7450 function unit to...
21508 (automaton ppc7450mciu): ...new automaton.
21510 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
21511 (schedule_block): Don't consider inserting bubbles.
21512 (sched_init): Don't initialize DFA bubbles.
21513 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
21514 TARGET_SCHED_DFA_BUBBLE): Remove.
21515 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
21516 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
21517 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
21519 * stmt.c (conditional_context): Remove prototype.
21520 * tree.h (conditional_context): Remove.
21521 * tree-cfg.c (pre_insert_on_edge): Remove.
21523 * c-common.h (c_expand_asm_operands): Remove prototype.
21524 * c-typeck.c (c_expand_asm_operands): Remove.
21526 2004-07-09 Jan Beulich <jbeulich@novell.com>
21528 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
21529 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
21530 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
21531 and V8QI are class SSE. All sufficiently small remaining vector modes
21532 must be passed in one or two integer registers.
21533 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
21534 returned in memory.
21535 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
21536 __builtin_ia32_pmuludq128 have non-uniform argument and return types
21537 and must thus be handled explicitly.
21538 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
21540 (movv8qi_internal, movv4hi_internal, movv2si_internal,
21541 movv2sf_internal): Permit moving between MMX and XMM registers (since
21542 MMX areguments and return values are passed in XMM registers).
21543 (sse2_umulsidi3): Correct type and mode.
21545 2004-07-09 Richard Henderson <rth@redhat.com>
21547 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
21549 2004-07-09 Eric Christopher <echristo@redhat.com>
21551 * config/rs6000/40x.md: Split into two automatons.
21553 2004-07-09 Zack Weinberg <zack@codesourcery.com>
21554 Andrew Pinski <apinski@apple.com>
21556 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
21557 on when we have more than one input file.
21558 (c_common_parse_file): Restore loop over all input files.
21559 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
21561 * c-decl.c (set_type_context): New function.
21562 (pop_scope): Use it to set context of types. When we
21563 encounter a TYPE_DECL, set the context of the attached type too.
21564 (pop_file_scope): Don't call cpp_undef_all here.
21565 (diagnose_mismatched_decls): Do not complain about a second
21566 definition of an 'extern inline' function if it's not in the
21567 same translation unit. Do not complain about inline
21568 declaration after use if the use was in a different
21570 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
21571 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
21572 the external scope.
21573 (pushdecl_top_level): Likewise.
21574 (grokdeclarator): Clarify what is going on with setting
21575 DECL_EXTERNAL on function types, a little.
21576 (c_write_global_declarations): Don't do anything if
21577 -fsyntax-only or errors have been encountered.
21579 2004-07-09 Zack Weinberg <zack@codesourcery.com>
21581 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
21583 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21586 * pa.c (output_indirect_call): Use %r2 as the link register when
21587 calling $$dyncall with a pc-relative branch.
21589 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
21591 * doc/install.texi (Binaries): Mention OpenPKG.
21593 2004-07-09 Diego Novillo <dnovillo@redhat.com>
21595 Fix PR tree-optimization/15555
21596 * tree-dfa.c (dump_variable): If the variable is a pointer
21597 SSA_NAME, also dump its points-to information.
21598 * tree-flow.h (struct ptr_info_def): Add field
21600 (dump_points_to_info_for): Declare.
21601 (debug_points_to_info_for): Declare.
21602 * tree-optimize.c (init_tree_optimization_passes): Add a
21603 second alias analysis pass after DOM2.
21604 Move pass_del_pta to a later spot.
21605 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
21606 create a name tags when we find a dereferenced pointer. Just
21607 mark the pointer dereferenced.
21608 (collect_points_to_info_for): Move code to clear points-to
21609 information to create_name_tags.
21610 (create_name_tags): New function.
21611 (compute_flow_sensitive_aliasing): Call it.
21612 (setup_pointers_and_addressables): Mark type tags for renaming
21613 here instead of ...
21614 (create_memory_tag): ... here.
21615 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
21616 (dump_points_to_info_for): Declare extern.
21617 (debug_points_to_info_for): New function.
21619 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
21621 * config/arc/arc.md: Switch to DFA-based scheduler description.
21622 * config/arc/arc.c: Switch to DFA-based scheduler description.
21624 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
21626 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
21629 2004-07-09 Richard Henderson <rth@redhat.com>
21631 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
21632 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
21633 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
21634 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
21636 * config/v850/v850-protos.h (v850_va_arg): Remove.
21637 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
21638 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
21639 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
21640 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
21641 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
21643 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
21646 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
21647 and DImode to use +/-4k offset.
21649 2004-07-09 Richard Henderson <rth@redhat.com>
21651 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
21653 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
21654 (xstormy16_gimplify_va_arg_expr): Rewrite from
21655 xstormy16_expand_builtin_va_arg.
21656 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
21658 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
21659 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
21661 * config/sh/sh-protos.h (sh_va_arg): Remove.
21662 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
21663 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
21664 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
21666 * config/pa/pa-protos.h (hppa_va_arg): Remove.
21667 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
21668 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
21669 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
21671 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
21672 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
21673 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
21674 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
21676 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
21678 * config/sparc/sparc.md (return): Rewrite length formula.
21679 * config/sparc/sparc.c (output_return): Pass 1 as 5th
21680 argument to final_scan_insn when in a delay slot.
21681 (output_sibcall): Likewise.
21683 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
21685 * arm.c (arm_cpp_interwork): New variable.
21686 (arm_override_options): Set it if TARGET_INTERWORK was on the command
21688 * arm.h (arm_cpp_interwork): Declare it.
21689 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
21690 __THUMB_INTERWORK__ in the preprocessor.
21692 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
21694 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
21696 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
21699 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
21700 Override default settings to account for -m32 and -m64.
21702 2004-07-08 Randolph Chung <tausq@debian.org>
21704 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
21706 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
21708 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
21709 before comparing it as such.
21711 2004-07-08 Richard Henderson <rth@redhat.com>
21713 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
21714 temporary. Use bit arithmetic to align.
21716 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
21718 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
21719 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
21720 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
21721 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
21722 add_labels_and_missing_jumps, find_jump_block,
21723 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
21725 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
21726 link_btr_uses, move_btr_def): Likewise.
21727 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
21728 expand_builtin_expect_jump): Likewise.
21729 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
21730 * calls.c (expand_call, emit_library_call_value_1): Likewise.
21731 * cfganal.c (forwarder_block_p): Likewise.
21732 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
21733 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
21734 find_bb_boundaries): Likewise.
21735 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
21736 merge_blocks_move_predecessor_nojumps,
21737 merge_blocks_move_successor_nojumps, insns_match_p,
21738 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
21739 try_optimize_cfg): Likewise.
21740 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
21741 * cfglayout.c (skip_insns_after_block, label_for_bb,
21742 record_effective_endpoints, insn_locators_initialize,
21743 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
21744 * cfgmainloop.c (create_loop_notes): Likewise.
21745 * cfgrtl.c (delete_insn, delete_insn_chain,
21746 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
21747 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
21748 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
21749 redirect_branch_edge, force_nonfallthru_and_redirect,
21750 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
21751 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
21752 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
21753 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
21754 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
21755 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
21756 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
21757 * combine.c (combine_instructions, can_combine_p, try_combine,
21758 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
21759 distribute_notes, distribute_links, insn_cuid): Likewise.
21760 * cse.c (fold_rtx, cse_insn, cse_around_loop,
21761 invalidate_skipped_block, cse_set_around_loop,
21762 cse_end_of_basic_block, cse_main, cse_basic_block,
21763 cse_condition_code_reg): Likewise.
21764 * cselib.c (cselib_process_insn): Likewise.
21765 * ddg.c (create_ddg): Likewise.
21766 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
21768 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
21769 gen_label_die, dwarf2out_var_location): Likewise.
21770 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
21771 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
21772 last_call_insn, active_insn_p, next_label, prev_label,
21773 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
21774 add_insn_before, remove_insn, add_function_usage_to,
21775 reorder_insns, find_line_note, remove_unnecessary_notes,
21776 emit_insn_after_1, classify_insn): Likewise.
21777 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
21778 connect_post_landing_pads, sjlj_mark_call_sites,
21779 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
21780 can_throw_internal, can_throw_external, set_nothrow_function_flags,
21781 convert_to_eh_region_ranges): Likewise.
21782 * explow.c (optimize_save_area_alloca): Likewise.
21783 * expr.c (expand_expr_real): Likewise.
21784 * final.c (insn_current_reference_address, compute_alignments,
21785 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
21786 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
21787 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
21788 propagate_block_delete_insn, propagate_one_insn,
21789 init_propagate_block_info, propagate_block, libcall_dead_p,
21790 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
21792 * function.c (instantiate_virtual_regs, reorder_blocks_1,
21793 expand_function_start, expand_function_end, contains,
21794 thread_prologue_and_epilogue_insns,
21795 reposition_prologue_and_epilogue_notes): Likewise.
21796 * gcse.c (constprop_register, bypass_conditional_jumps,
21797 insert_insn_end_bb, gcse_after_reload): Likewise.
21798 * genemit.c (gen_expand, gen_split): Likewise.
21799 * genpeep.c (gen_peephole, main): Likewise.
21800 * global.c (build_insn_chain): Likewise.
21801 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
21802 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
21803 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
21804 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
21805 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
21806 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
21807 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
21808 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
21809 dead_or_predicable): Likewise.
21810 * integrate.c (try_constants): Likewise.
21811 * jump.c (rebuild_jump_labels, cleanup_barriers,
21812 purge_line_number_notes, init_label_info, mark_all_labels,
21813 squeeze_notes, get_label_before, get_label_after,
21814 reversed_comparison_code_parts, simplejump_p, pc_set,
21815 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
21816 delete_barrier, delete_prior_computation, delete_computation,
21817 delete_related_insns, delete_for_peephole, redirect_jump):
21819 * lcm.c (optimize_mode_switching): Likewise.
21820 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
21822 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
21823 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
21824 * loop-iv.c (simplify_using_assignment): Likewise.
21825 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
21826 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
21827 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
21828 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
21829 check_insn_for_givs, check_final_value, update_giv_derive,
21830 basic_induction_var, product_cheap_p, check_dbra_loop,
21831 loop_insn_first_p, last_use_this_basic_block,
21832 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
21833 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
21834 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
21835 sms_schedule_by_order): Likewise.
21836 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
21837 * postreload.c (reload_cse_simplify_operands, reload_combine,
21838 reload_cse_move2add): Likewise.
21839 * predict.c (can_predict_insn_p, estimate_probability,
21840 expected_value_to_br_prob, process_note_predictions): Likewise.
21841 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
21842 * profile.c (branch_prob): Likewise.
21843 * ra-build.c (live_out_1, livethrough_conflicts_bb,
21844 detect_webs_set_in_cond_jump): Likewise.
21845 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
21846 ra_print_rtl_with_bb): Likewise.
21847 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
21848 * recog.c (next_insn_tests_no_inequality, find_single_use,
21849 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
21850 * reg-stack.c (next_flags_user, record_label_references,
21851 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
21852 compensate_edge, convert_regs_1): Likewise.
21853 * regclass.c (scan_one_insn): Likewise.
21854 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
21855 regmove_optimize, fixup_match_1, single_set_for_csa,
21856 combine_stack_adjustments_for_block): Likewise.
21857 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
21858 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
21859 find_equiv_reg): Likewise.
21860 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
21861 reload_as_needed, emit_input_reload_insns, do_output_reload,
21862 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
21864 * reorg.c (find_end_label, emit_delay_sequence,
21865 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
21866 get_jump_flags, rare_destination, mostly_true_jump,
21867 try_merge_delay_insns, redundant_insn, own_thread_p,
21868 fill_simple_delay_slots, fill_slots_from_thread,
21869 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
21870 dbr_schedule): Likewise.
21871 * resource.c (find_basic_block, next_insn_no_annul,
21872 find_dead_or_set_registers, mark_target_live_regs): Likewise.
21873 * rtl.h (RTX_PREV): Likewise.
21874 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
21875 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
21876 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
21877 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
21878 tablejump_p, computed_jump_p, insns_safe_to_move_p,
21879 find_first_parameter_load, can_hoist_insn_p): Likewise.
21880 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
21881 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
21882 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
21883 schedule_ebbs): Likewise.
21884 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
21885 is_conditionally_protected, can_schedule_ready_p,
21886 add_branch_dependences, debug_dependencies): Likewise.
21887 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
21889 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
21890 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
21891 set_dominates_use, ujump_to_loop_cont): Likewise.
21892 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
21893 * varasm.c (output_constant_pool_1): Likewise.
21895 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
21897 * tree-scalar-evolution.c: New file.
21898 * tree-scalar-evolution.h: New file.
21899 * tree-ssa-loop-niter.c: New file.
21900 * Makefile.in (SCEV_H): New.
21901 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
21902 * cfgloop.h (struct loop): Add bounds field.
21903 * tree-flow.h (struct tree_niter_desc): New type.
21904 (number_of_iterations_cond, number_of_iterations_exit,
21905 loop_niter_by_eval, find_loop_niter_by_eval,
21906 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
21907 free_numbers_of_iterations_estimates): Declare.
21908 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
21909 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
21910 * doc/invoke.texi (max-iterations-to-track): Document.
21912 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
21914 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
21915 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
21916 (MODE_AFTER): Add cast appropriately.
21917 * config/sh/sh.md (movdi splitter): Likewise.
21918 (casesi_worker_2): Add const qualifier appropriately.
21919 (eh_return): Remove unused variable.
21920 (insv): Initialize v;
21922 2004-07-08 Richard Henderson <rth@redhat.com>
21924 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
21925 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
21926 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
21927 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
21928 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
21930 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
21931 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
21932 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
21933 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
21935 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
21936 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
21937 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
21938 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
21940 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
21941 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
21942 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
21943 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
21945 * config/i860/i860-protos.h (i860_va_arg): Remove.
21946 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
21947 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
21948 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
21950 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
21952 * system.h: Prototype getpagesize if missing.
21953 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
21954 * configure: Regenerate.
21955 * config.in: Regenerate.
21957 2004-07-08 Richard Henderson <rth@redhat.com>
21959 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
21960 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
21961 (fr30_gimplify_va_arg_expr): New.
21962 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
21963 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
21965 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
21968 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
21969 of asm_noperands result.
21971 2004-07-08 Richard Henderson <rth@redhat.com>
21973 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
21974 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
21975 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
21976 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
21978 2004-07-08 Richard Henderson <rth@redhat.com>
21980 * builtins.c (ind_gimplify_va_arg_expr): New.
21981 * tree.h (ind_gimplify_va_arg_expr): Declare.
21982 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
21984 2004-07-08 Jan Beulich <jbeulich@novell.com>
21986 * expmed.c (extract_bit_field): Correct condition to use vec_extract
21987 patterns also on vector elements other than the first one.
21988 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
21991 2004-07-08 Geoffrey Keating <geoffk@apple.com>
21993 * config/rs6000/darwin-ldouble.c: Correct reference
21994 to the Linnainmaa paper.
21996 2004-07-08 Richard Henderson <rth@redhat.com>
21998 * config/arc/arc-protos.h (arc_va_arg): Remove.
21999 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
22000 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
22001 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
22003 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
22004 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
22005 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
22006 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
22008 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22010 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
22012 2004-07-08 Zack Weinberg <zack@codesourcery.com>
22014 * c-decl.c (static_ctors, static_dtors): Make static.
22015 (pop_file_scope): Call c_common_write_pch and
22016 cgraph_finalize_compilation_unit here.
22017 (build_cdtor): Moved here from c-objc-common.c; simplify.
22018 (c_write_global_declarations_1): Clarify comment.
22019 (c_write_global_declarations): Close the external scope before
22020 doing anything else. Call build_cdtor, cgraph_optimize, and
22021 mudflap_finish_file here.
22022 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
22024 * c-objc-common.c: No need to include cgraph.h.
22025 (build_cdtor): Moved to c-decl.c.
22026 (c_objc_common_finish_file): Delete.
22027 * c-tree.h: Update to match.
22028 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
22029 (generate_static_references): Set TREE_USED before calling finish_decl.
22030 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
22031 on the static_instances_decl.
22033 2004-07-08 Zack Weinberg <zack@codesourcery.com>
22035 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
22036 decls when there is only one input translation unit.
22037 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
22038 change of 2004-07-05; do not treat declarations with
22039 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
22040 * opts.c (cur_in_fname): Delete.
22041 * opts.h: Likewise.
22042 * tree.c: Revert changes of 2004-07-05; no special treatment
22043 for TRANSLATION_UNIT_DECLs.
22044 * Makefile.in (tree.o): Update dependencies.
22046 2004-07-08 Roger Sayle <roger@eyesopen.com>
22048 * builtins.c (fold_builtin_strcpy): Merge functionality from
22049 simplify_builtin_strcpy. Add additional len argument. No longer
22050 static. Remove function prototype.
22051 (fold_builtin_strncpy): Likewise integrate functionality from
22052 simplify_builtin_strncpy. Add additional slen argument. No
22053 longer static. Remove function prototype.
22054 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
22055 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
22056 types of "ignore" and "unlocked" parameters to bool.
22057 (fold_builtin_1): Add additional ignore argument. Call renamed
22058 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
22059 builtins. Update arguments to fold_builtin_strncpy and
22060 fold_builtin_strcpy. Add function prototype.
22061 (fold_builtin): Add additional Boolean ignore argument to pass
22063 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
22064 and fold_builtin_strncpy instead of simplify_builtin_fputs,
22065 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
22067 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
22068 simplify_builtin_strncpy): Delete function prototypes.
22069 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
22070 fold_builtin_strncpy): Add function prototypes here.
22071 (fold_builtin): Update function prototype with new "bool ignore".
22073 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
22074 (ccp_fold_builtin): Update call to fold_builtin. Call
22075 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
22076 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
22077 simplify_builtin_strncpy respectively.
22078 * fold-const.c (fold): Update call to fold_builtin.
22080 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
22082 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
22085 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
22086 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
22087 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
22088 * calls.c: Remove ifdefs of macros above.
22089 * functions.c: Likewise.
22090 * expr.c: Likewise.
22092 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
22094 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
22095 (arch attribute): Delete.
22096 (current_function_calls_alloca attribute): Rename into calls_alloca.
22097 (calls_eh_return): New attribute.
22098 (leaf_function): Likewise.
22099 (length attribute): Fix formula for sibcalls.
22100 (return insn): Correctly compute the 'length' attribute.
22101 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
22103 2004-07-08 Richard Henderson <rth@redhat.com>
22105 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
22106 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
22107 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
22108 * tree-eh.c (lower_eh_constructs_1): Likewise.
22109 * tree-sra.c (sra_walk_modify_expr): Likewise.
22110 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
22111 (eliminate_unnecessary_stmts): Likewise.
22112 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
22113 * tree-tailcall.c (optimize_tail_call): Likewise.
22114 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
22116 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
22117 Jakub Jelinek <jakub@redhat.com>
22119 * config/i386/i386.c (override_options): Enable
22120 SSE prefetches with -mtune, as long as we are
22121 compiling for i686 or higher. All i686 processors
22122 accept SSE prefetches as NOPS, some i586's don't.
22124 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
22127 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
22129 2004-07-08 Diego Novillo <dnovillo@redhat.com>
22131 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
22132 the handling of clobbering ASM_EXPRs.
22134 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
22137 * config/sparc/sparc.c (function_value): In 64-bit mode,
22138 return the aggregates larger than 16 bytes like unions.
22140 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
22143 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
22144 'temp' is zero, generate new pseudos as needed and emit the
22145 sequence of insns in single-assignment form. Resync comments
22147 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
22148 function before reload.
22150 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
22152 * vec.c (vec_assert_fail): Remove duplicate 'function'.
22154 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
22156 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
22157 Allocation is signed.
22158 (VEC_reserve): Return flag, allocation is signed.
22160 2004-07-08 Richard Henderson <rth@redhat.com>
22162 * tree-ssa-ccp.c (fold_stmt): Get type directly from
22163 OBJ_TYPE_REF_OBJECT.
22165 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
22166 Neil Booth <neil@daikokuya.co.uk>
22170 * c-decl.c (finish_struct): Ensure bit-fields are given the
22172 * c-common.c (c_common_signed_or_unsigned_type): For C, require
22173 the precision to match as well as the mode.
22174 * expr.c (reduce_to_bit_field_precision): New function.
22175 (expand_expr_real_1): Reduce expressions of bit-field type to
22177 * langhooks.h (reduce_bit_field_operations): New hook.
22178 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
22180 * c-lang.c, objc/objc-lang.c
22181 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
22182 * objc/objc-act.c (check_ivars): Convert types to bit-field types
22184 * tree.c (build_nonstandard_integer_type): New function.
22185 * tree.h (build_nonstandard_integer_type): New prototype.
22186 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
22187 conversions between integer and boolean types as useless.
22189 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
22191 * c-common.c (c_common_nodes_and_builtins): Do not
22192 create __builtin_ptrdiff_t and __builtin_size_t.
22194 2004-07-08 Andrew Pinski <apinski@apple.com>
22196 * Makefile.in (libbackend.o): Add -combine to the gcc
22199 2004-07-08 Nick Clifton <nickc@redhat.com>
22201 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
22204 2004-07-08 Richard Henderson <rth@redhat.com>
22206 * except.c (expand_eh_region_start, expand_eh_region_end,
22207 expand_eh_handler, expand_eh_region_end_cleanup,
22208 expand_start_all_catch, expand_start_catch, expand_end_catch,
22209 expand_end_all_catch, expand_eh_region_end_allowed,
22210 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
22211 expand_eh_region_end_fixup): Remove.
22212 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
22213 cleanups, outer_cleanups, label_chain, exception_region.
22214 (struct goto_fixup): Remove stack_level, cleanup_list_list.
22215 (struct label_chain): Remove.
22216 (struct stmt_status): Remove x_stack_block_stack.
22217 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
22218 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
22219 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
22220 end_cleanup_deferral, last_cleanup_this_contour,
22221 containing_blocks_have_cleanups_or_stack_level,
22222 any_pending_cleanups): Remove.
22223 (expand_null_return_1): Take no arguments.
22224 (expand_label, expand_naked_return, expand_return,
22225 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
22226 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
22227 expand_end_case_type): Don't use any of them.
22228 * calls.c (expand_call): Likewise.
22229 * dojump.c (do_jump): Likewise.
22230 * function.c (expand_function_end): Likewise.
22231 * expr.c (store_expr, expand_expr_real_1): Likewise.
22232 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
22233 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
22234 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
22235 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
22236 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
22237 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
22238 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
22239 for WITH_CLEANUP_EXPR.
22240 (gimple_push_cleanup): Likewise.
22241 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
22242 * print-tree.c (print_node): Likewise.
22243 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
22244 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
22245 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
22246 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
22247 (GOTO_SUBROUTINE_EXPR): Remove.
22248 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
22249 (DECL_TOO_LATE): Remove.
22250 * except.h, tree.h: Update decls.
22252 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
22254 * explow.c (optimize_save_area_alloca): Do not accept parameters.
22255 * passes.c (rest_of_handle_final): Handle symout.
22256 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
22258 (rest_of_handle_sched): Break out SMS. Remove ifs for
22259 flag_schedule_insns and flag_modulo_sched.
22260 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
22261 collect at the end.
22262 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
22263 (rest_of_handle_partition_blocks, rest_of_handle_sms,
22264 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
22265 rest_of_handle_mode_switching, rest_of_handle_jump,
22266 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
22267 rest_of_handle_jump2, rest_of_handle_postreload,
22268 rest_of_handle_flow2, rest_of_clean_state,
22269 rest_of_handle_shorten_branches,
22270 rest_of_handle_prologue_epilogue,
22271 rest_of_handle_branch_target_load_optimize): New.
22272 (rest_of_compilation): Call the above. Remove ggc_collect
22273 calls moved to rest_of_handle_*.
22274 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
22276 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
22277 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
22278 * except.h (set_nothrow_function_flags): Update comment.
22279 * function.c (current_function_nothrow): Remove.
22280 * output.h (current_function_nothrow): Remove.
22281 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
22282 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
22284 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
22287 * reorg.c: Revert 2004-06-30 change.
22288 (find_end_label): If HAVE_epilogue and !HAVE_return,
22289 return 0 instead of creating a label at the end of the insn chain.
22290 (optimize_skip): Account for the failure mode of find_end_label.
22291 (fill_simple_delay_slots): Likewise.
22292 (fill_slots_from_thread): Likewise.
22293 (relax_delay_slots): Likewise.
22295 2004-07-08 Diego Novillo <dnovillo@redhat.com>
22297 * tree-flow.h (addressable_vars): Declare.
22298 * tree-ssa-alias.c (addressable_vars): Define.
22299 (setup_pointers_and_addressables): Add addressable variables
22300 to addressable_vars.
22301 * tree-ssa-operands.c (get_stmt_operands): Move
22302 handling of ASM_EXPRs ...
22303 (get_asm_expr_operands): ... here.
22304 When the ASM_EXPR clobbers memory, also clobber addressable
22306 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
22307 (delete_tree_ssa): Reset addressable_vars.
22309 2004-07-07 Jan Beulich <jbeulich@novell.com>
22310 Richard Henderson <rth@redhat.com>
22312 * varasm.c (assemble_variable): Use assemble_zeros for
22313 zero-initialized variables.
22314 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
22315 for SECCAT_BSS and SECCAT_TBSS.
22317 2004-07-07 Jan Beulich <jbeulich@novell.com>
22319 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
22321 * expmed.c (emit_store_flag): Also special-case double-word
22322 (in-)equality comparison against -1.
22324 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
22325 passing arguments the containers for which are registers.
22327 * calls.c (emit_library_call_value_1): Use mode of function parameter
22328 rather than that of argument since constants have none.
22330 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
22332 Introduce H8SX support.
22333 * expr.c (expand_strcpy): Renamed and moved to...
22334 * builtins.c (expand_movstr): ... here. Tweak.
22335 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
22336 computed or has side effects.
22337 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
22338 unused, or if mempcpy fails. Adjust the return value in the
22339 latter case. Use movstr if everything else fails.
22340 * doc/md.texi (movstr): Document.
22341 (movmemM, clrmemM): Fix explanation of memory block operands.
22342 * config/h8300/h8300.md (stpcpy): Renamed to...
22343 (movstr): ... this. Adjust.
22344 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
22345 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
22346 movmem* and clrstr* to clrmem*.
22347 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
22348 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
22349 GENERAL_REGS, always.
22350 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
22351 getting the stack pointer as addr.
22352 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
22353 from general_operand_dst.
22354 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
22356 (movmd_internal): ... this. Add modes to operands. Disparage `D'
22357 instead of requiring it to match only before reload.
22358 (stpcpy_internal_normal): New, normal-mode variant of...
22359 (stpcpy_internal): ... this. Add modes to operands. Disparage
22360 `D' instead of requiring it to match only before reload.
22361 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
22363 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
22364 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
22366 * config/h8300/h8300.md (attr type): Add call.
22367 (attr can_delay): If type is call, set it no.
22368 (call, call_value): Set type to call.
22369 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
22370 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
22371 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
22372 * tree.c (get_narrower): Don't narrow integral types into
22373 non-integral types.
22374 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
22375 frame_size *before* the first use.
22376 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
22378 (peephole2): Don't widen instructions that push SP. Move
22379 decrement of SP to the end of all stm-generating peepholes.
22380 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
22381 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
22382 and OR to set it to all ones.
22383 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
22384 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
22385 (call, call_value): Set can_delay to "no".
22386 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
22387 * config/h8300/h8300.md (extzv): Make subreg check more robust.
22388 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
22389 * config/h8300/h8300.md (*brabit): Remove.
22390 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
22391 zero_extract. Use bit_memory_operand as the predicate for
22392 operand 1 and 'WU' as the constraint. Check the difference
22393 between the base length and the final one when deciding which
22394 type of branch to use.
22395 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
22396 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
22397 Use convert_move to extend the result for TARGET_H8300SX. Check
22398 for QImode memory references. Optimize the case where the
22399 destination is a paradoxical subreg.
22400 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
22401 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
22402 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
22403 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
22404 * config/h8300/h8300.md: Include mova.md
22405 (length_table): Add mova and mova_zero.
22406 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
22407 after all constant addresses for '%R', '%X', '%T' and '%S'.
22408 (h8300_mova_length): New function.
22409 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
22410 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
22411 dependencies for s-config, etc.
22412 * config/h8300/gemova.sh: New file.
22413 * config/h8300/mova.md: Generated.
22414 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
22415 * config/h8300/h8300.c (h8300_bitfield_length): New.
22416 (nibble_operand): Adjust.
22417 (h8300_binary_length): Handle conditional binary op.
22418 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
22419 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
22420 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
22421 and P#<0, unused so far. W and Y are now prefixes to multi-letter
22422 constraints. WU is introduced as a variant of U that requires a
22423 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
22424 * config/h8300/h8300.md (attr type): Added bitbranch.
22425 (attr length_table): Added bitfield and bitbranch.
22426 (attr length): Compute bitbranch length.
22427 (andqi): Separate pattern for H8300SX. Use bfld for loading the
22428 least-significant bit of a byte.
22429 (brabit, brabc, brabs): New.
22430 (insv, extzv): Emit bfst and bfld on H8300SX.
22431 (bfld, bfst, seq, sne): New.
22432 (bstzhireg, cmpstz, bstz, bistz): New.
22433 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
22434 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
22435 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
22436 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
22437 (h8sx_unary_memory_operator): New function.
22438 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
22439 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
22440 * config/h8300/h8300.md: Add peepholes to combine reloads and
22442 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
22443 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
22444 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
22445 (and?i, ior?i, xor?i): Likewise.
22446 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
22447 * config/h8300/h8300.c: Move enums and prototypes to head of file.
22448 Various whitespace fixes.
22449 (h8300_constant_length): New function, split out from...
22450 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
22451 (h8300_classify_operand): Use IN_RANGE.
22452 (h8300_classify_operand): Use h8300_constant_length.
22453 (h8300_short_move_mem_p): Tighten size check.
22454 (h8sx_mergeable_memrefs_p): Tighten equality check.
22455 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
22456 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
22458 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
22459 * config/h8300/crtn.asm: Likewise.
22460 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
22461 if __H8300SX__ is defined.
22462 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
22463 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
22464 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
22465 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
22466 addresses as mode-dependent.
22467 * config/h8300/h8300.c (print_operand_address): Update call to
22469 (h8300_get_index): Take a mode argument. Rework to fix an
22470 earlier misunderstanding.
22471 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
22472 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
22473 into a register if TARGET_H8300SX.
22474 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
22475 TARGET_H8300SX. Also disable related define_splits.
22476 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
22477 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
22478 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
22479 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
22480 * config/h8300/h8300.h (OK_FOR_Z): New macro.
22481 (EXTRA_CONSTRAINT_STR): Check it.
22482 * config/h8300/h8300.c (h8300_classify_operand): Accept null
22484 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
22485 * config/h8300/h8300.md (length_table): Add mov_imm4.
22486 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
22487 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
22488 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
22490 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
22491 * config/h8300/h8300.c (h8300_reorg): New function.
22492 (TARGET_MACHINE_DEPENDENT_REORG): Define.
22493 * config/h8300/h8300.md (length): Subtract the length of the
22494 delay slot from (pc) when checking the range of forward branches.
22495 (delay_slot, can_delay): New attributes.
22496 (define_delay): Add bra/s handling.
22497 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
22498 (jump): Add delayed-branch handling.
22499 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
22500 * expr.c (expand_strcpy): New function.
22501 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
22502 (expand_builtin_stpcpy): Likewise.
22503 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
22504 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
22505 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
22506 handling to improve register allocation for -fno-omit-frame-pointer.
22507 (h8sx_split_movmd): Delete, moving er6 handling into...
22508 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
22509 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
22510 (movmd): Add calls to copy_rtx.
22511 (movmd_internal): In the second alternative, allow the initial and
22512 final destination registers to be different . Update the splitter
22513 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
22514 instead of h8sx_split_movmd.
22515 (stpcpy, movsd): New expanders.
22516 (movsd_internal): New define_insn.
22517 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
22518 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
22519 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
22520 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
22521 and DESTINATION_REGS.
22522 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
22523 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
22524 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
22525 (h8300_move_ratio): Declare.
22526 (MOVE_RATIO): Use it.
22527 * config/h8300/h8300.c (h8300_move_ratio): New variable.
22528 (h8300_init_once): Initialize it.
22529 (h8300_reg_class_from_letter): New function.
22530 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
22531 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
22532 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
22533 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
22534 (movstrsi, movmd): New expanders.
22535 (movmd_internal): New insn.
22536 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
22537 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
22538 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
22539 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
22540 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
22541 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
22542 * config/h8300/h8300.c (nibble_operand): Fix warning.
22543 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
22544 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
22545 (movsf_h8300h): Disable for TARGET_H8300SX.
22546 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
22547 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
22548 h8300_stm_parallel and h8300_return_parallel.
22549 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
22550 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
22551 h8300_stm_parallel, h8300_return_parallel): New functions.
22552 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
22553 if TARGET_H8300SX. Use h8300_push_pop.
22554 (h8300_expand_epilogue): Likewise. Try to merge the return insn
22555 and final pop when generating h8sx code. Always emit some form
22557 * config/h8300/h8300.md: Don't enforce register alignment in
22558 stm peepholes if TARGET_H8300SX.
22559 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
22560 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
22561 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
22562 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
22563 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
22564 (MULTILIB_DIRNAMES): Add a directory for it.
22565 (MULTILIB_MATCHES): Delete.
22566 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
22567 * final.c (walk_alter_subreg): Handle addresses with subregs
22568 inside a ZERO_EXTEND or AND.
22569 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
22570 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
22572 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
22573 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
22574 @(dd,Rn.w) and @(dd,ERn.L).
22575 (h8300_displacement_size): Take the whole address as argument.
22576 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
22577 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
22578 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
22579 (h8sx_mergeable_memrefs_p): Declare.
22580 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
22581 (HAVE_PRE_INCREMENT): Likewise.
22582 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
22583 addresses for TARGET_H8300SX,
22584 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
22586 (movb_length_table, movl_length_table): New tables.
22587 (movw_length_table): Define to movb_length_table.
22588 (h8300_displacement_size): New, split out from...
22589 (h8300_classify_address): ...here. Handle pre/post inc/dec.
22590 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
22591 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
22592 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
22593 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
22594 (compute_plussi_length, compute_plussi_cc): Update accordingly.
22595 (h8sx_unary_shift_operator): Get the mode from the operator.
22596 (binary_shift_operator): Likewise.
22597 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
22598 a memory reference, check whether the reference is offsettable.
22599 (length_table): Add movb, movw and movl.
22600 (movqi): Add new h8sx pattern. Don't force one operand to be a
22601 register when generating h8sx code.
22602 (movhi, movsi, movsf): Likewise.
22603 (movstrictqi): Use the length_table attribute.
22604 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
22605 (addqi3): Split into a define_expand and define_insn. Don't accept
22606 memory operands in the expander. Use h8300_operands_match_p to
22607 check for matching operands in the define_insn.
22608 (subqi3, negqi2, one_cmplqi2): Likewise.
22609 (add[hs]i3): Don't accept memory operands in the expander. Likewise
22610 in any patterns that are unused in h8sx code. In the h8sx patterns,
22611 use h8300_operands_match_p to check whether operands match.
22612 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
22613 one_cmpl[hs]i3): Likewise.
22614 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
22616 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
22617 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
22618 (h8300_insn_length_from_table): Add a second parameter.
22619 (output_h8sx_shift): Declare.
22620 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
22621 (EXTRA_CONSTRAINT): Replace with...
22622 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
22623 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
22624 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
22625 and h8sx_binary_shift_operator.
22626 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
22627 for TARGET_H8300SX.
22628 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
22629 (bit_memory_operand, fix_bit_operand): Likewise.
22630 (h8300_length_table_for_insn): Remove.
22631 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
22633 (h8300_short_immediate_length, h8300_binary_length): New functions.
22634 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
22635 (output_plussi): Use sub to add negative constants.
22636 (compute_plussi_length): Adjust accordingly.
22637 (h8sx_single_shift_type): New enum.
22638 (h8sx_single_shift, h8sx_unary_shift_operator,
22639 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
22640 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
22641 single h8sx instruction. Return false in this case.
22642 * config/h8300/h8300.md (length_table): Add short_immediate.
22643 (length): Pass the operand array to h8300_insn_length_from_table.
22644 (adjust_length): Assume "no" for insns with a length_table attribute.
22645 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
22646 (*addhi3_h8300hs): Don't use for h8sx.
22647 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
22649 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
22650 1's predicate to nonimmediate_operand. Only skip default expansion
22651 if expand_a_shift or expand_a_rotate returns true. Add new patterns
22652 for single h8sx shift instructions.
22653 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
22654 * config/h8300/h8300.c (nibble_operand): Split out of...
22655 (reg_or_nibble_operand): ... this.
22656 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
22657 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
22658 umulhisi3): Introduce expand, and introduce separate insns for
22659 sign- or zero-extended REG and already-extended CONST_INT.
22660 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
22661 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
22662 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
22663 (subhi3): Likewise. Don't accept immediates for operand 1.
22664 Remove the early clobber from second alternative of the h8300s pattern.
22665 (subsi3): Generalize for h8sx. Force operand 2 into a register
22666 on plain h8300 targets.
22667 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
22668 (subsi3_h8300h): Generalize for h8sx.
22669 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
22670 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
22671 * config/h8300/h8300.c (reg_or_nibble_operand): New.
22672 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
22673 (TARGET_H8300SXMUL): New.
22674 (CONST_OK_FOR_P): New.
22675 (CONST_OK_FOR_LETTER_P): Adjust.
22676 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
22677 umulhisi3): Accept 4-bit immediate on H8SX.
22678 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
22679 (udivsi3, divhi3, udivsi3, divsi3): New.
22680 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
22681 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
22682 * config/h8300/h8300.h (OK_FOR_Q): New macro.
22683 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
22684 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
22685 Add ADDRESSOF to the bit_operand entry.
22686 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
22687 (h8300_src_operand): Likewise.
22688 (bit_operand): Check nonimmediate_operand rather than general_operand.
22689 Accept any nonimmediate_operand in h8sx code.
22690 (h8300_and_costs): Initialize operands[1].
22691 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
22692 (h8300_operand_class): New enum.
22693 (h8300_length_table): New typedef.
22694 (addb_length_table, addw_length_table, addl_length_table,
22695 logicl_length_table): New tables.
22696 (logicb_length_table, logicw_length_table): New macros.
22697 (h8300_classify_operand, h8300_length_from_table,
22698 h8300_length_table_for_insn, h8300_unary_length,
22699 h8300_insn_length_from_table): New functions.
22700 (output_plussi): Only use adds and subs for register destinations.
22701 Disable redundant clause.
22702 (compute_plussi_cc): Likewise.
22703 (compute_plussi_length): Likewise. Use h8300_length_from_table
22704 to work out the length of an insn.
22705 (output_logical_op): Only use narrower immediate instructions
22706 if the destination is a register.
22707 (compute_logical_op_cc): Likewise.
22708 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
22709 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
22710 * config/h8300/h8300.md (length_table): New attribute.
22711 (length): When an instruction has a length_table attribute, use
22712 h8300_insn_length_from_table to calculate its default length.
22713 (cmpqi): Use h8300_dst_operand for the first operand and
22714 h8300_src_operand for the second.
22715 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
22716 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
22717 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
22718 iorsi3, xorhi3, xorsi3): Likewise.
22719 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
22720 so that it allows any combination of operands for TARGET_H8300SX.
22721 (iorqi3, xorqi3): Likewise.
22722 (cmpqi): Use the length_table attribute.
22723 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
22724 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
22725 (cmpqi): Add 'Q' constraint.
22726 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
22727 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
22728 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
22729 * config/h8300/h8300.h (MASK_H8300SX): New macro.
22730 (TARGET_H8300S): True for both -ms and -msx.
22731 (TARGET_H8300SX): New macro.
22732 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
22733 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
22734 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
22735 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
22736 [Temporary change.]
22737 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
22738 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
22739 16-bit pointers and 32-bit ints.
22740 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
22741 CONST_DOUBLE with mode no wider than SImode.
22742 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
22744 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
22745 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
22747 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
22748 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
22749 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
22751 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
22753 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
22755 2004-07-07 Per Bothner <per@bothner.com>
22757 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
22759 2004-07-07 Mike Stump <mrs@apple.com>
22761 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
22762 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
22763 (machopic_finish): Likewise.
22765 2004-07-07 Richard Henderson <rth@redhat.com>
22767 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
22768 through any value-preserving cast.
22770 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
22772 * function.c (assign_parm_find_data_types): Call
22773 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
22775 2004-07-07 Steven Bosscher <stevenb@suse.de>
22777 * tree-cfg.c (group_case_labels): Remove case labels that have
22778 the same target as the default case.
22780 2004-07-07 Steven Bosscher <stevenb@suse.de>
22782 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
22783 regardless of DECL_LANG_SPECIFIC being present or not.
22784 * tree.h (DECL_NUM_STMTS): Purge.
22786 2004-07-07 Andrew Pinski <apinski@apple.com>
22788 * configure: Regenerate with the right autoconf.
22790 2004-07-07 David Edelsohn <edelsohn@gnu.org>
22792 * ifcvt.c (total_bb_rtx_cost): New function.
22793 (find_if_case_1): Compare rtx_cost of basic block to cost of
22795 (find_if_case_2): Same.
22797 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
22800 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
22801 (output_return): Likewise.
22802 (output_sibcall): Abort if !flag_delayed_branch.
22803 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
22804 (emit_and_preserve): New function.
22805 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
22806 indirect jump to the thunked-to function if !flag_delayed_branch.
22807 * config/sparc/sparc.md (delayed_branch): New attribute.
22808 (load_pcrel_sym): Honor flag_delayed_branch. Use above
22809 attribute to compute the length of the insn.
22810 (goto_handler_and_restore): Likewise.
22812 2004-07-07 Andrew Pinski <apinski@apple.com>
22814 PR tree-optimization/15777
22815 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
22817 * expr.c (expand_expr_real_1): Fix formating.
22818 BUFFER_REF and IN_EXPR are dead.
22819 * fold-const.c (non_lvalue): BUFFER_REF is dead.
22820 * tree-inline.c (estimate_num_insns_1): Likewise.
22821 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
22822 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
22823 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
22825 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
22827 * collect2.c (dump_file): Don't call cplus_demangle if
22828 HAVE_LD_DEMANGLE is defined.
22829 (main): Pass "--demangle" to ld if no_demangle is not 0 and
22830 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
22831 if HAVE_LD_DEMANGLE is defined.
22833 * configure.ac (--with-demangler-in-ld): Added
22834 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
22835 --with-demangler-in-ld is used.
22836 * config.in: Regenerated.
22837 * configure: Likewise.
22839 2004-07-07 Roger Sayle <roger@eyesopen.com>
22841 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
22842 for simple floating point operations "fp", double precision
22843 multiplication "dmul", and single and double precision division
22844 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
22845 (ppc630_cost): New table split from ppc620_cost, to distinguish
22846 differences in floating point latencies.
22847 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
22848 (rs6000_rtx_costs): Add support for single and double precision
22849 floating point addition, subtraction, multiplication, division,
22850 fused-multiply-add, fused-multiply-sub, negation, absolute value
22851 and negative absolute value. Tweak MEM case to use prefered idiom.
22853 2004-07-07 Richard Henderson <rth@redhat.com>
22855 * tree-flow-inline.h (may_propagate_copy): Move...
22856 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
22857 attempt to copy between types requiring conversion.
22858 * tree-flow.h (may_propagate_copy): Update decl.
22859 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
22861 2004-07-07 Jakub Jelinek <jakub@redhat.com>
22863 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
22864 from -mtune= option.
22866 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
22868 * builtins.c: Rename movstr*, except for movstrict*, to
22869 movmem* and clrstr* to clrmem*.
22870 * expr.c: Likewise.
22871 * expr.h: Likewise.
22872 * genopinit.c: Likewise.
22873 * integrate.c: Likewise.
22874 * local-alloc.c: Likewise.
22875 * optabs.c: Likewise.
22876 * optabs.h: Likewise.
22877 * config/alpha/alpha.h: Likewise.
22878 * config/alpha/alpha.md: Likewise.
22879 * config/arm/arm-protos.h: Likewise.
22880 * config/arm/arm.c: Likewise.
22881 * config/arm/arm.md: Likewise.
22882 * config/avr/avr.md: Likewise.
22883 * config/c4x/c4x.c: Likewise.
22884 * config/c4x/c4x.md: Likewise.
22885 * config/frv/frv.md: Likewise.
22886 * config/i386/i386-protos.h: Likewise.
22887 * config/i386/i386.c: Likewise.
22888 * config/i386/i386.h: Likewise.
22889 * config/i386/i386.md: Likewise.
22890 * config/i860/i860.c: Likewise.
22891 * config/i860/i860.md: Likewise.
22892 * config/ip2k/ip2k.md: Likewise.
22893 * config/ip2k/libgcc.S: Likewise.
22894 * config/ip2k/t-ip2k: Likewise.
22895 * config/m32r/m32r.c: Likewise.
22896 * config/m32r/m32r.md: Likewise.
22897 * config/mcore/mcore.md: Likewise.
22898 * config/mips/mips.c: Likewise.
22899 * config/mips/mips.md: Likewise.
22900 * config/ns32k/ns32k.c: Likewise.
22901 * config/ns32k/ns32k.h: Likewise.
22902 * config/ns32k/ns32k.md: Likewise.
22903 * config/pa/pa.c: Likewise.
22904 * config/pa/pa.md: Likewise.
22905 * config/pdp11/pdp11.h: Likewise.
22906 * config/pdp11/pdp11.md: Likewise.
22907 * config/rs6000/rs6000.c: Likewise.
22908 * config/rs6000/rs6000.md: Likewise.
22909 * config/s390/s390-protos.h: Likewise.
22910 * config/s390/s390.c: Likewise.
22911 * config/s390/s390.md: Likewise.
22912 * config/sh/lib1funcs.asm: Likewise.
22913 * config/sh/sh.c: Likewise.
22914 * config/sh/sh.md: Likewise.
22915 * config/sh/t-sh: Likewise.
22916 * config/sparc/sparc.h: Likewise.
22917 * config/vax/vax.md: Likewise.
22918 * config/xtensa/xtensa.c: Likewise.
22919 * config/xtensa/xtensa.md: Likewise.
22920 * doc/invoke.texi: Likewise.
22921 * doc/md.texi: Likewise.
22922 * doc/rtl.texi: Likewise.
22924 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
22927 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
22928 * config/mips/mips.c (mips_declare_common_object): New function,
22929 mostly split out from...
22930 (mips_output_aligned_decl_common): ...here.
22931 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
22932 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
22933 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
22934 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
22936 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22939 * function.c (assign_parms): Fix typo from previous change.
22941 2004-07-07 Jason Merrill <jason@redhat.com>
22944 * doc/extend.texi (C++ Interface): Correct information and
22947 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
22952 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
22955 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
22958 * config/m32r/m32r.c (m32r_function_symbol): New function:
22959 Generate a symbol name RTX with the correct m32r specific flags
22961 (block_move_call): Use new function to generate correct symbol.
22962 * config/m32r/m32r-protos.h: Add prototype for new funcion.
22963 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
22966 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
22968 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
22969 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
22970 TYPE_BINFO_BASETYPE): Remove.
22971 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
22973 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
22975 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
22976 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
22977 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
22978 (struct tree_binfo): Rename base_types to base_binfos.
22979 * alias.c (record_component_aliases): Adjust BINFO macros.
22980 * dbxout.c (dbxout_type): Likewise.
22981 * dwarf2out.c (gen_member_die): Likewise.
22982 * sdbout.c (sdbout_one_type): Likewise.
22983 * tree-dump.c (deque_and_dump): Likewise.
22984 * config/i386/i386.c (classify_argument,
22985 contains_128bit_aligned_vector_p): Likewise.
22987 2004-07-07 Nick Clifton <nickc@redhat.com>
22989 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
22990 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
22992 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
22994 * vec.h: Fix the example use.
22996 2004-07-06 Richard Henderson <rth@redhat.com>
22998 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
22999 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
23000 * tree-inline.c (copy_body_r, setup_one_parameter,
23001 initialize_inlined_parameters, expand_call_inline,
23002 declare_inline_vars): Don't check it.
23003 (expand_calls_inline): Remove old version, rename new version
23004 from gimple_expand_calls_inline.
23005 * tree-optimize.c (execute_gimple): Remove.
23006 (pass_gimple): Don't run anything.
23008 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
23010 * doc/sourcebuild.texi: Use semicolons instead of commas in
23013 2004-07-06 Richard Henderson <rth@redhat.com>
23015 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
23016 (sra_walk_modify_expr, scan_init): Likewise.
23017 (generate_element_zero): Check visited before scanning children.
23018 (generate_element_init): Set visited on error.
23019 (scalarize_init): Handle generate_element_init failure similar
23022 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
23024 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
23025 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
23027 2004-07-06 Richard Henderson <rth@redhat.com>
23029 * config/i386/i386.c (legitimize_pic_address): Make static.
23030 (legitimize_address): Handle CONST with TLS operand.
23031 (ix86_expand_move): Don't call legitimize_pic_address directly.
23032 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
23034 2004-07-06 Roger Sayle <roger@eyesopen.com>
23036 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
23037 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
23038 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
23039 is currently executed unconditionally, i.e. not in "else_bb".
23041 2004-07-06 Steven Bosscher <stevenb@suse.de>
23043 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
23044 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
23045 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
23046 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
23047 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
23048 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
23049 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
23050 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
23051 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
23052 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
23053 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
23054 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
23055 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
23056 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
23057 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
23058 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
23060 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
23062 * dojump.c (do_jump): REFERENCE_EXPR is dead.
23063 * expr.c (expand_expr_real_1): Ditto.
23064 * tree-inline.c (estimate_num_insns_1): Ditto.
23065 * tree-pretty-print.c (dump_generic_node): Ditto.
23066 (op_symbol): Ditto.
23069 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
23071 * tree-ssa-pre.c (reference_node_pool): New pool.
23072 (find_or_generate_expression): Class 'r' is okay too.
23073 (create_value_expr_from): Ditto.
23074 (add_to_sets): LHS should not include vuses.
23075 (eliminate): Ditto.
23076 (compute_avail): Reverse ordering of tests.
23077 Valuize INDIRECT_REF as well.
23079 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
23081 PR rtl-optimization/16380
23082 * loop.c (check_dbra_loop): Sink comparison instructions if they
23083 do something other than set cc0.
23085 2004-07-06 James E Wilson <wilson@specifixinc.com>
23087 * doc/interface.texi (longjmp and automatic variables): Delete
23088 paragraph recommending taking the address of a variable.
23090 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
23092 * vec.h (VEC_embedded_alloc): Remove.
23093 (VEC_embedded_size, VEC_embedded_init): New.
23094 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
23096 (VEC_truncate): New.
23097 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
23098 (vec_embedded_alloc): Remove.
23099 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
23100 (vec_embedded_alloc): Remove.
23102 2004-07-06 Mark Mitchell <mark@codesourcery.com>
23104 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
23105 (gt-langhooks.h): Remove.
23107 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
23109 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
23111 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
23113 * config/sparc/sparc.c (get_pc_symbol): Rename into
23114 add_pc_to_pic_symbol.
23115 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
23116 (load_pic_register): Account for previous changes.
23117 Use reg_names. Don't create the label twice.
23118 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
23119 UNSPEC_LOAD_PCREL_SYM.
23120 (get_pc): Rename into load_pcrel_sym. Add predicate to
23121 operands. Remove condition.
23123 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
23125 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
23126 RECORD, UNION & QUAL_UNION is actually a binfo.
23128 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
23129 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
23130 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
23131 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
23132 * dwarf2out.c (add_data_member_location_attribute): Likewise.
23133 (gen_inheritance_die): Likewise.
23134 * tree-dump.c (deque_and_dump): Likewise.
23135 * doc/c-tree.texi (Binfos): Add under reconstruction note.
23137 2004-07-06 Steven Bosscher <stevenb@suse.de>
23139 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
23141 * config/mcore/mcore.md: Model memory latency with a simple DFA
23142 pipeline description instead of a define_function_unit.
23144 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
23146 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
23147 * langhooks.h (var_mod_type_p): Likewise.
23148 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
23149 * expr.c (count_type_elements): Properly handle return from
23150 array_type_nelts and properly test for overflow.
23151 * gimplify.c (gimplify_init_constructor): Properly handle return
23152 from array_type_nelts.
23153 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
23154 * integrate.c (copy_decl_for_inlining): Correct comments.
23155 * tree-inline.c (remap_decl): Update comments, remove dead code,
23156 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
23157 (remap_type): Only remap if variably modified by vars in function
23159 (copy_body_r): Use compatible_type langhooks to see when can fold.
23160 (setup_one_parameter): Don't remap type.
23161 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
23162 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
23163 compute TREE_INVARIANT for decl case.
23164 (find_var_from_fn): New function.
23165 (variably_modified_type_p): Add arg and call new function.
23166 * tree.h (variably_modified_type_p): Add extra arg.
23168 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
23170 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
23171 (goto_handler_and_restore_v9): Delete disabled insn.
23172 (goto_handler_and_restore_v9_sp64): Likewise.
23174 2004-07-05 Roger Sayle <roger@eyesopen.com>
23176 * calls.c (load_register_parameters): Call expand_shift instead
23177 of expand_binop with ashl_optab (or other shift optab) directly.
23178 * expr.c (emit_group_load, emit_group_store): Likewise.
23179 * function.c (assign_parm_setup_block): Likewise.
23180 * stmt.c (shift_return_value): Likewise.
23182 2004-07-05 Jakub Jelinek <jakub@redhat.com>
23184 * expr.c (expand_assignment): Disable the bitfield += optimizations.
23186 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
23188 * doc/sourcebuild.texi: Revert previous patch.
23190 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
23192 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
23193 TARGET_MEM_FUNCTIONS.
23194 * system.h: Poison TARGET_MEM_FUNCTIONS.
23195 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
23196 bcmp_libfunc, bzero_libfunc): Remove.
23197 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
23199 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
23200 * doc/standards.texi: Don't mention calling BSD string functions.
23201 * doc/invoke.texi: Likewise. Mention that memmove may be called.
23202 * config/vax/t-memfuncs: New.
23203 * config/memcmp.c, config/memcpy.c, config/memmove.c,
23204 config/memset.c: New.
23205 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
23206 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
23208 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
23209 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
23210 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
23211 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
23212 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
23213 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
23214 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
23215 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
23216 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
23217 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
23219 2004-07-05 Richard Henderson <rth@redhat.com>
23221 * function.c (assign_parm_setup_reg): Properly rename variables in
23222 FUNCTION_ARG_CALLEE_COPIES section.
23224 2004-07-05 Zack Weinberg <zack@codesourcery.com>
23226 * tree-mudflap.c: Include cgraph.h.
23227 (mf_init_extern_trees): Rename to mudflap_init. Export.
23228 Rewrite to create synthetic declarations instead of looking
23229 up declarations from mf-runtime.h.
23230 (mf_make_builtin, mf_make_cache_struct_type): New functions.
23231 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
23232 Correct commentary.
23233 (execute_mudflap_function_decls, mudflap_register_call):
23234 Don't call mf_init_extern_trees.
23235 (mudflap_finish_file): Use cgraph_build_static_cdtor.
23237 * tree-mudflap.h: Update prototypes.
23238 * c-mudflap.c: Delete file.
23239 * c-common.c: Include tree-mudflap.h.
23240 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
23241 * Makefile.in: Remove all references to c-mudflap.o.
23242 Update dependencies.
23244 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23246 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
23247 displacements with the spatial-locality cache-control completer.
23249 2004-07-05 Zack Weinberg <zack@codesourcery.com>
23251 * langhooks.c: Don't include gt-langhooks.h.
23252 (var_labelno): Delete.
23253 (lhd_set_decl_assembler_name): Do not append a distinguishing
23254 number to file-scope internal-linkage declarations for the first
23255 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
23256 the declaration itself (if at block scope), or its containing
23257 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
23260 * opts.c (cur_in_fname): New global.
23261 * opts.h: Declare it.
23262 * tree.c: Include opts.h.
23263 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
23264 DECL_UID equal to cur_in_fname.
23265 (copy_node_stat): Do not change DECL_UID when copying a
23266 TRANSLATION_UNIT_DECL.
23267 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
23268 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
23270 * c-decl.c (c_static_assembler_name): Delete.
23271 * c-tree.h (c_static_assembler_name): Delete prototype.
23272 * c-lang.c, objc/objc-lang.c: Don't override
23273 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
23275 * Makefile.in (tree.o): Update dependencies.
23276 (GTFILES): Remove langhooks.c.
23278 2004-07-05 Roger Sayle <roger@eyesopen.com>
23280 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
23281 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
23282 Normalize "X % C" as "X % -C" for signed modulus and negative C.
23283 Optimize "X % -Y" as "X % Y" for signed modulus.
23284 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
23285 into "((unsigned) X % Y) == 0".
23287 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
23289 * sourcebuild.texi (Config Fragments): Use @comma{} in
23290 cross-reference to section title.
23292 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
23294 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
23295 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
23296 (gimplify_target_expr, gimplify_expr): Likewise.
23297 (copy_if_shared_r): No longer need special case for BIND_EXPR.
23298 (unshare_body, unvisit_body): Only look at nested if BODY_P is
23300 (gimplify_compound_lval): See if we can strip any useless conversion.
23301 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
23303 (gimplify_modify_expr_to_memset): Likewise.
23304 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
23305 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
23306 (declare_inline_vars): Likewise.
23307 (walk_type_fields): New function.
23308 (walk_tree): Use it.
23309 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
23311 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
23312 (sra_walk_modify_expr): Allow init function to fail.
23313 (scan_init): Now returns bool.
23314 (generate_element_init): If can't understand INIT, return false.
23315 (scalarize_init): Return false if generate_element_init does.
23317 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
23320 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
23321 bounds if bounds aren't constant.
23323 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
23325 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
23326 to type hooks; remove bogus PARAMS.
23328 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
23330 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
23331 * dwarf2out.c (add_data_member_location_attribute): Check for
23333 * tree.c (tree_node_kinds): Add "binfos".
23334 (binfo_lang_slots): New.
23335 (make_node_stat): Add TREE_BINFO.
23336 (make_tree_binfo_stat): New.
23337 (tree_node_structure): Add TREE_BINFO.
23338 * tree.def (TREE_BINFO): New.
23339 * tree.h (REC_OR_UNION_CHECK): Rename to ...
23340 (RECORD_OR_UNION_CHECK): ... here.
23341 (NOT_RECORD_OR_UNION_CHECK): New.
23342 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
23343 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
23344 RECORD_OR_UNION_CHECK.
23345 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
23346 (TYPE_LANG_SLOT_1): New.
23347 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
23348 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
23349 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
23350 (BINFO_ELTS): Remove.
23351 (BINFO_LANG_SLOT): New.
23352 (struct tree_binfo): New.
23353 (binfo_lang_slots): Declare.
23354 (enum tree_node_structure_enum): Add TS_BINFO.
23355 (union tree_node): Add binfo.
23356 (make_tree_binfo_stat): Declare.
23357 (make_tree_binfo): New.
23358 (enum tree_node_kind): Add binfo_kind.
23360 * objc/objc-act.c (start_class, objc_declare_protocols,
23361 start_protocols): Use TYPE_LANG_SLOT_1.
23362 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
23364 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
23365 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
23366 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
23367 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
23369 2004-07-05 Steven Bosscher <stevenb@suse.de>
23371 * rtl.h (struct rtx_def): Remove the integrated flag.
23372 Use the return_val flag for MEM_SCALAR_P.
23373 Reshuffle and update flags in CLEAR_RTX_FLAGS.
23375 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
23378 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
23379 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
23382 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
23384 * var-tracking.c: Fix some comments.
23385 (frame_stack_adjust): New.
23386 (vt_stack_adjustments): Init stack_adjust of entry block to
23387 minus stack adjustment of function prologue.
23388 (adjust_stack_reference): Do not adjust if adjustment == 0.
23389 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
23390 (emit_notes_in_bb): Likewise.
23391 (vt_add_function_parameters): Do not adjust locations of
23392 function arguments.
23393 (vt_initialize): Compute the stack adjustment of function
23394 prologue and offset the initial "location" of frame_base_decl
23395 from the stack pointer after prologue.
23397 2004-07-04 Richard Henderson <rth@redhat.com>
23399 * function.c (struct assign_parm_data_all): New.
23400 (struct assign_parm_data_one): New.
23401 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
23402 assign_parm_find_data_types, assign_parms_setup_varargs,
23403 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
23404 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
23405 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
23406 assign_parm_setup_block, assign_parm_setup_reg,
23407 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
23408 (assign_parms): ... here.
23410 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
23412 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
23413 now are bitmap_set_t's.
23414 (bitmap_insert_into_set): No point in inserting the value if
23416 (bitmap_set_contains): New function.
23417 (bitmap_set_replace_value): Add comment on why we do it
23419 (set_contains): Removed.
23420 (bitmap_set_subtract_from_value_set): New name of
23421 set_subtract now that it's arguments are two different
23424 (bitmap_find_leader): Change algorithm used.
23425 (find_or_generate_expression): Update use of functions for new
23427 (create_expression_by_pieces): Ditto.
23428 (insert_aux): Ditto.
23430 (add_to_sets): Ditto.
23432 (execute_pre): Ditto.
23433 (compute_avail): Ditto.
23434 Also ignore virtual phis.
23436 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
23438 * combine.c (simplify_comparison): Fix comment typo.
23440 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
23442 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
23443 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
23444 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
23445 (output_restore): Change parameter from 'insn' to 'pat'.
23446 (output_return): Adjust call to output_restore.
23447 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
23448 Adjust call to output_restore.
23450 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
23452 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
23453 and assert system is bsd.
23455 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
23457 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
23458 (TARGET_SWITCHES): Remove -mdebugc.
23459 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
23460 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
23461 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
23462 (sle_[sd]i_reg): Delete.
23464 2004-07-04 Steven Bosscher <stevenb@suse.de>
23466 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
23468 * config/iq2000/iq2000.md: Translate old pipeline description to an
23469 equivalent new one.
23471 2004-07-04 Roger Sayle <roger@eyesopen.com>
23473 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
23474 Ensure the replacement rhs is valid gimple before performing
23475 the substitution. Return false if these sanity checks fail.
23476 (fold_stmt): Only set changed to true, if set_rhs returns true.
23477 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
23480 2004-07-04 Richard Henderson <rth@redhat.com>
23483 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
23485 2004-07-04 Mark Mitchell <mark@codesourcery.com>
23487 * configure.ac (ranlib_flags): New variable.
23488 * Makefile.in (RANLIB_FLAGS): New variable.
23489 (libbackend.a): Use it.
23490 * configure: Regenerated.
23492 2004-07-04 Roger Sayle <roger@eyesopen.com>
23494 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
23495 a "sign mask" instead of using ashr_optab directly.
23497 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
23499 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
23500 * doc/cppopts.texi: Clarify processing of command-line defines.
23502 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
23504 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
23506 2004-07-04 Richard Henderson <rth@redhat.com>
23508 * rtl.def (ADDRESSOF): Remove.
23509 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
23510 (find_base_term, memrefs_conflict_p): Likewise.
23511 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
23512 (fold_rtx, cse_insn, set_live_p): Likewise.
23513 * dwarf2out.c (mem_loc_descriptor): Likewise.
23514 (add_location_or_const_value_attribute): Likewise.
23515 * emit-rtl.c (copy_insn_1): Likewise.
23516 * explow.c (memory_address): Likewise.
23517 * expmed.c (store_split_bit_field): Likewise.
23518 * expr.c (expand_expr_real_1): Likewise.
23519 * function.c (instantiate_decl
23520 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
23521 * genrecog.c (preds, validate_pattern): Likewise.
23522 * integrate.c (copy_rtx_and_substitute): Likewise.
23523 * recog.c (general_operand, register_operand): Likewise.
23524 (memory_address_p): Likwise.
23525 * reload1.c (eliminate_regs, elimination_effects): Likewise.
23526 * rtl.c (copy_rtx): Likewise.
23527 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
23528 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
23529 * rtlhooks.c (gen_lowpart_general): Likewise.
23530 * stmt.c (expand_asm_operands): Likewise.
23531 * web.c (entry_register, replace_ref, web_main): Likewise.
23532 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
23533 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
23534 * config/arm/arm.c (thumb_rtx_costs): Likewise.
23535 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
23536 * config/frv/frv.c (move_destination_operand, move_source_operand,
23537 condexec_dest_operand, condexec_source_operand,
23538 condexec_memory_operand): Likewise.
23539 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
23540 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
23541 (destination_xfmode_operand): Likewise.
23542 * config/mips/mips.h (PREDICATE_CODES): Likewise.
23543 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
23544 * config/s390/s390.c (general_s_operand): Likewise.
23545 * config/s390/s390.md (mov*): Likewise.
23546 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
23548 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
23549 * expr.c (expand_expr_real_1): Likewise.
23550 * stmt.c (expand_decl): Likewise.
23551 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
23553 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
23554 postponed_insns, put_var_into_stack, put_reg_into_stack,
23555 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
23556 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
23557 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
23558 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
23559 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
23560 purge_bitfield_addressof_replacements, purge_addressof_replacements,
23561 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
23562 struct insns_for_mem_walk_info, insns_for_mem_walk,
23563 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
23564 setjmp_protect_args): Remove.
23565 (push_function_context_to): Don't handle var_refs_queue.
23566 (pop_function_context_from, free_after_compilation): Likewise.
23567 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
23568 (assign_parms, allocate_struct_function): Likewise.
23569 (use_register_for_decl): New.
23570 (expand_function_end): Don't setjmp_protect.
23571 * function.h (struct emit_status): Update commentary.
23572 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
23573 (max_parm_reg, parm_reg_stack_loc): Remove.
23574 * passes.c (DFI_addressof): Remove.
23575 (dump_file_info): Remove addressof.
23576 (rest_of_handle_addressof): Remove.
23577 (rest_of_compilation): Don't call it.
23578 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
23579 * stmt.c (expand_decl): Use use_register_for_decl.
23580 * tree.h: Update decls.
23581 * web.c (mark_addressof): Remove.
23582 * doc/invoke.texi (-dF): Remove.
23584 2004-07-03 Richard Henderson <rth@redhat.com>
23586 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
23587 instead of gen_mem_addressof.
23588 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
23589 TImode output register.
23591 2004-07-03 Richard Henderson <rth@redhat.com>
23593 PR tree-optimization/16341
23594 * tree-sra.c (sra_walk_function): Increment to next stmt before
23595 processing the current stmt.
23596 (sra_insert_after): Always use BSI_SAME_STMT.
23598 2004-07-03 Richard Henderson <rth@redhat.com>
23600 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
23601 fp plus with minus.
23603 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
23605 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
23606 with tree_int_cst_equal.
23608 2004-07-03 Andreas Schwab <schwab@suse.de>
23610 * config/ia64/ia64.md: Define new attribute "empty".
23611 (prologue_use, nop_x, insn_group_barrier): Set it.
23613 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
23614 skip over "empty" insns.
23616 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
23618 * tree-inline.c (initialize_inlined_parameters): Pass proper function
23619 context to gimplify_body.
23620 (walk_tree): Don't walk into types twice.
23621 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
23623 * tree-sra.c (generate_element_init): Remove any useless conversions.
23625 * gimplify.c (gimplify_conversion): Remove stripping useless
23626 conversions from here.
23627 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
23628 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
23629 Unshare before substituting PLACEHOLDER_EXPR.
23630 (gimplify_modify_expr_to_memset): Likewise.
23631 Pass address of TO to memset, not TO itself.
23632 (gimplify_init_constructor): Make copy of OBJECT so we have it each
23633 time we make an expression (to match a PLACEHOLDER_EXPR).
23635 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
23636 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
23637 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
23638 * tree-ssa-dom.c (local_fold): Likewise.
23640 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
23641 * langhooks.h (strct lang_hooks): New field type_max_size.
23642 * function.c (assign_temp): Call it.
23644 2004-07-03 Steven Bosscher <stevenb@suse.de>
23646 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
23647 * config/sh/sh.md: Convert the SH1 pipeline description to
23650 2004-07-02 Zack Weinberg <zack@codesourcery.com>
23652 * c-decl.c (struct c_binding): Remove contour field; add
23653 depth, invisible, nested fields.
23654 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
23655 (B_IN_EXTERNAL_SCOPE): New convenience macros.
23656 (bind): Add invisible and nested arguments. Initialize
23657 new fields of struct c_binding; adjust loop scanning for
23659 (free_binding_and_advance): Clear structure with memset.
23660 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
23661 in file scope, even if it's in external scope too.
23662 (pushdecl): Adjust to match. Create invisible file-scope
23663 declarations for block-scope forward declarations of static functions.
23664 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
23665 (undeclared_variable, lookup_label, declare_label, define_label)
23666 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
23667 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
23668 (store_parm_decls_oldstyle): Adjust to match.
23669 (diagnose_mismatched_decls): Correct handling of linkage clashes.
23670 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
23672 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
23673 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
23675 2004-07-02 Richard Henderson <rth@redhat.com>
23677 * c-decl.c (grokdeclarator): Don't frob current_function_decl
23678 around variable_size.
23679 (set_decl_nonlocal): Remove.
23680 (store_parm_decls): Add stmts for pending sizes.
23681 * calls.c (calls_function, calls_function_1): Remove.
23682 (precompute_arguments): Don't call it.
23683 * cfgexpand.c (set_save_expr_context): Remove.
23684 (tree_expand_cfg): Don't call it.
23685 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
23686 (dwarf2out_finish): Likewise.
23687 * expr.c (emit_block_move): Adjust addresses to BLKmode.
23688 (store_constructor): Don't pre-evaluate SAVE_EXPR.
23689 (safe_from_p): Don't queue SAVE_EXPRs.
23690 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
23691 or build plain VAR_DECLs.
23692 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
23694 (fold_checksum_tree): Don't special-case SAVE_EXPR.
23695 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
23696 (put_var_into_stack): Don't handle SAVE_EXPR.
23697 (gen_mem_addressof): Likewise.
23698 * function.h (struct function): Remove x_save_expr_regs.
23699 (save_expr_regs): Remove.
23700 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
23701 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
23702 * stor-layout.c (variable_size): Don't set it.
23703 (force_type_save_exprs, force_type_save_exprs_1): Remove.
23704 * tree-inline.c (remap_save_expr): Remove fn argument. Update
23705 all callers. Don't set SAVE_EXPR_CONTEXT.
23706 * tree-inline.h (remap_save_expr): Update decl.
23707 * tree.c (save_expr): Update build size.
23708 (first_rtl_op): Don't handle SAVE_EXPR.
23709 (unsave_expr_1, contains_placeholder_p): Likewise.
23710 (decl_function_context): Likewise.
23711 * tree.def (SAVE_EXPR): Remove args 1 and 2.
23712 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
23713 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
23715 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
23717 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
23718 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
23719 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
23720 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
23721 some first-person references and patronizing comments. Based on
23723 * doc/invoke.texi: Don't reference fortran@gnu.org.
23724 * doc/trouble.texi (Warning when a non-void function value is
23725 ignored): Rewrite. From Russ Allbery and Chris Devers.
23727 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
23729 * tree-ssa-pre.c (bitmap_set_t): New.
23730 (bb_value_sets): avail_out is now a bitmap_set_t.
23731 (bitmap_find_leader): New function.
23732 (bitmap_value_insert_into_set): Ditto.
23733 (bitmap_set_copy): Ditto.
23734 (bitmap_value_replace_in_set): Ditto.
23735 (bitmap_set_contains_value): Ditto.
23736 (bitmap_set_new): Ditto.
23737 (bitmap_set_pool): New pool.
23738 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
23739 (insert_aux): Ditto.
23740 (add_to_sets): Ditto.
23741 (compute_avail): Ditto
23742 (eliminate): Ditto.
23745 (execute_pre): Ditto.
23747 2004-07-02 Roger Sayle <roger@eyesopen.com>
23749 * config/rs6000/rs6000.c (struct processor_costs): New structure
23750 used to hold instruction latencies/sizes for processor types.
23751 (rs6000_cost): New global variable pointing to current CPU's costs.
23752 (rs6000_override_options): Initialize rs6000_cost to point to the
23753 appropriate cost table based upon rs6000_cpu and optimize_size.
23754 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
23757 2004-07-02 Richard Henderson <rth@redhat.com>
23759 * expmed.c (make_tree): Don't use SET_DECL_RTL.
23761 2004-07-02 Steven Bosscher <stevenb@suse.de>
23763 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
23765 2004-07-01 Richard Henderson <rth@redhat.com>
23767 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
23768 (alpha_gp_save_rtx): Use assign_stack_local instead of
23771 2004-07-01 Richard Henderson <rth@redhat.com>
23773 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
23774 (alpha_rtx_cost_data): Update to match.
23775 (alpha_rtx_cost_size): New.
23776 (alpha_rtx_costs): Honor optimize_size.
23778 2004-07-01 Richard Henderson <rth@redhat.com>
23780 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
23781 * cfgexpand.c (tree_expand_cfg): Do it here.
23782 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
23783 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
23784 * config/mips/mips.c (mips_output_mi_thunk): And here.
23785 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
23786 * config/sh/sh.c (sh_output_mi_thunk): And here.
23787 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
23789 2004-07-01 Richard Henderson <rth@redhat.com>
23791 * tree.def (RTL_EXPR): Remove.
23792 * c-typeck.c (lvalue_p): Don't handle it.
23793 * expr.c (safe_from_p): Likewise.
23794 (expand_expr_real_1): Likewise.
23795 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
23796 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
23797 * gengtype.c (adjust_field_tree_exp): Likewise.
23798 * stmt.c (warn_if_unused_value): Likewise.
23799 * tree-gimple.c (recalculate_side_effects): Likewise.
23800 * tree-pretty-print.c (dump_generic_node): Likewise.
23801 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
23802 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
23803 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
23805 * stmt.c (struct stmt_status): Remove x_last_expr_type,
23806 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
23807 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
23808 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
23809 all the bits that tracked last_expr.
23810 (expand_end_bindings): Don't track last_expr.
23811 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
23812 (clear_last_expr): Remove.
23813 (expand_asm): Don't call it.
23814 (expand_asm_operands, expand_end_cond): Likewise.
23815 (expand_naked_return, expand_null_return_1): Likewise.
23816 * c-typeck.c (c_begin_compound_stmt): Likewise.
23817 * cfgexpand.c (expand_block): Use expand_expr_stmt.
23818 * expr.c (expand_expr_real_1): Likewise.
23819 * tree.h: Update prototypes.
23821 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
23822 (struct emit_status): Remove sequence_rtl_expr.
23823 (struct function): Remove x_rtl_expr_chain.
23824 (seq_rtl_expr, rtl_expr_chain): Remove.
23825 * function.c (struct temp_slot): Remove rtl_expr.
23826 (assign_stack_temp_for_type): Don't set it.
23827 (free_temp_slots, pop_temp_slots): Don't check it.
23828 (free_after_compilation): Don't clear x_rtl_expr_chain.
23829 (fixup_var_refs): Don't search it.
23830 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
23831 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
23833 (push_topmost_sequence): Likewise.
23834 (end_sequence, init_emit): Likewise.
23835 (start_sequence_for_rtl_expr): Remove.
23836 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
23837 * rtl.h (preserve_rtl_expr_result): Remove.
23839 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
23841 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
23842 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
23845 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
23847 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
23848 (STANDARD_STARTFILE_PREFIX_2): Define.
23849 (standard_startfile_prefix_1): Initialize to
23850 STANDARD_STARTFILE_PREFIX_1.
23851 (standard_startfile_prefix_2): Initialize to
23852 STANDARD_STARTFILE_PREFIX_2.
23853 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
23854 (STANDARD_STARTFILE_PREFIX_1): Define.
23855 (STANDARD_STARTFILE_PREFIX_2): Define.
23856 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
23857 (STANDARD_STARTFILE_PREFIX_2): Document.
23859 2004-07-01 Richard Henderson <rth@redhat.com>
23861 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
23862 in order to disable scalarization. Instead set a flag and wait
23863 for a candidate decl.
23865 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
23867 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
23868 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
23869 Use terminology "testsuite" and "enumerated".
23871 2004-07-01 Richard Henderson <rth@redhat.com>
23873 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
23874 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
23875 (initial_return_save): Likewise.
23876 (flush_queued_reg_saves): Remap register numbers.
23877 (dwarf2out_return_reg): Likewise.
23879 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
23881 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
23883 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
23884 access functions for lower bound and element size and only output
23885 if lower bound nonzero or element size not same as that of type.
23886 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
23888 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
23890 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
23892 2004-07-01 Per Bothner <per@bothner.com>
23894 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
23896 2004-07-01 Jakub Jelinek <jakub@redhat.com>
23898 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
23899 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
23900 first operand. Don't optimize if the bitfield is volatile.
23902 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
23904 * c-pretty-print.c (pp_c_postfix_expression): Handle
23905 floating-point comparison operators.
23906 (pp_c_expression): Pass floating-point comparison
23907 operators to pp_c_postfix_expression.
23909 2004-07-01 Roger Sayle <roger@eyesopen.com>
23911 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
23912 rtx_cost instead of "had_mult" to determine whether the transformed
23913 expression is cheaper than the original.
23915 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
23917 * alias.c (get_alias_set, canon_rtx, get_addr,
23918 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
23920 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
23921 expand_builtin): Likewise.
23922 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
23924 * combine.c (can_combine_p, combinable_i3pat, try_combine,
23925 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
23926 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
23927 record_dead_and_set_regs_1, get_last_value_validate,
23928 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
23929 * cse.c (check_dependence, canon_hash, equiv_constant,
23930 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
23931 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
23932 count_reg_usage): Likewise.
23933 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
23934 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
23935 cselib_record_sets): Likewise.
23936 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
23937 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
23938 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
23939 * df.c (df_uses_record): Likewise.
23940 * dojump (do_jump): Likewise.
23941 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
23942 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
23943 decl_start_label): Likewise.
23944 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
23945 operand_subword, change_address_1, make_safe_from): Likewise.
23946 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
23947 stabilize, force_not_mem): Likewise.
23948 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
23949 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
23950 * expr.c (convert_move, convert_modes, emit_block_move,
23951 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
23952 emit_move_insn_1, expand_assignment, store_expr,
23953 store_constructor_field, store_constructor, store_field,
23954 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
23956 * final.c (cleanup_subreg_operands, alter_subreg,
23957 get_mem_expr_from_op): Likewise.
23958 * flow.c (notice_stack_pointer_modification_1,
23959 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
23961 * function.c (mark_temp_addr_taken, preserve_temp_slots,
23962 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
23963 optimize_bit_field, flush_addressof, purge_addressof_1,
23964 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
23965 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
23966 keep_stack_depressed): Likewise.
23967 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
23968 noce_process_if_block, find_memory): Likewise.
23969 * integrate.c (subst_constants, allocate_initial_values): Likewise.
23970 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
23971 update_equiv_regs): Likewise.
23972 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
23973 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
23974 * optabs.c (expand_abs, emit_unop_insn): Likewise.
23975 * passes.c (rest_of_handle_final): Likewise.
23976 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
23977 move2add_note_store): Likewise.
23978 * ra-build.c (detect_remat_webs): Likewise.
23979 * ra-debug.c (dump_static_insn_cost): Likewise.
23980 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
23981 * recog.c (validate_change, apply_change_group, cancel_changes,
23982 validate_replace_rtx_1, general_operand, register_operand,
23983 nonmemory_operand, push_operand, pop_operand, memory_operand,
23984 indirect_operand, asm_operand_ok, offsettable_memref_p,
23985 offsettable_nonstrict_memref_p, constrain_operands,
23986 store_data_bypass_p): Likewise.
23987 * reg-stack.c (subst_stack_regs_pat): Likewise.
23988 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
23989 copy_cost, reg_scan_mark_refs): Likewise.
23990 * regmove.c (optimize_reg_copy_3, stack_memref_p,
23991 combine_stack_adjustments_for_block): Likewise.
23992 * regrename.c (copyprop_hardreg_forward_1): Likewise.
23993 * reload.c (can_reload_into, push_reload, decompose, immune_p,
23994 find_reloads, find_reloads_address, find_reloads_address_1,
23995 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
23996 find_equiv_reg): Likewise.
23997 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
23998 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
23999 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
24000 delete_address_reloads): Likewise.
24001 * resource.c (mark_referenced_resources): Likewise.
24002 * rtlanal.c (get_jump_table_offset, count_occurrences,
24003 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
24004 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
24005 num_sign_bit_copies1): Likewise.
24006 * rtlhooks.c (gen_lowpart_general): Likewise.
24007 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
24008 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
24009 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
24010 sdbout_global_decl): Likewise.
24011 * simplify-rtx.c (simplify_subreg): Likewise.
24012 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
24013 expand_anon_union_decl, expand_end_case_type): Likewise.
24014 * unroll.c (calculate_giv_inc): Likewise.
24015 * var-tracking.c (stack_adjust_offset_pre_post,
24016 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
24017 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
24018 vt_add_function_parameters): Likewise.
24019 * varasm.c (make_var_volatile, notice_global_symbol,
24020 assemble_external, decode_addr_const, mark_weak,
24021 default_encode_section_info): Likewise.
24023 2004-07-01 Steven Bosscher <stevenb@suse.de>
24025 * stmt.c (check_seenlabel): Remove.
24026 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
24028 2004-07-01 Richard Henderson <rth@redhat.com>
24030 * function.h (struct function): Remove x_function_call_count.
24031 (function_call_count): Remove.
24032 * calls.c (expand_call): Don't set it.
24033 * integrate.c (copy_rtx_and_substitute): Likewise.
24035 * function.h (struct function): Remove x_cleanup_label.
24036 (cleanup_label): Remove.
24037 * stmt.c (expand_value_return): Don't use it.
24038 * function.c (free_after_compilation): Don't set it.
24039 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
24040 * cfgexpand.c (tree_expand_cfg): Update call.
24041 * tree.h (expand_function_start): Update decl.
24043 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
24046 * c-lang.c (c_initialize_diagnostics): Move from here ...
24047 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
24048 (c_tree_printer): Use pretty-printer to format %T.
24049 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
24050 before '*' if not C++.
24051 (pp_c_direct_abstract_declarator): Don't try to print array upper
24052 bound for flexible array members.
24053 * c-tree.h: Include "diagnostic.h".
24054 (c_initialize_diagnostics): Declare.
24055 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
24056 * c-format.c (format_type_warning): New function. Improve
24057 diagnostics for incorrect format argument types.
24058 (check_format_types): Use it. Add two parameters. Use the
24059 TYPE_MAIN_VARIANT of wanted_type.
24060 (check_format_info_main): Pass new parameters to
24061 check_format_types.
24062 (struct format_wanted_type): Update comment.
24064 2004-07-01 Nick Clifton <nickc@redhat.com>
24066 * target.h (struct gcc_target): Add new field to struct cxx:
24067 import_export_class.
24068 * target-def.h (TARGET_CXX): Initialise the new field.
24069 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
24071 * doc/tm.texi: Document the new target hook.
24073 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
24075 * builtins.c (fold_builtin_classify): Fix typo.
24077 2004-07-01 Richard Henderson <rth@redhat.com>
24079 * function.c (identify_blocks, identify_blocks_1): Remove.
24080 * function.h (identify_blocks): Remove.
24081 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
24083 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
24085 * builtins.c (fold_builtin_classify): New.
24086 (fold_builtin_unordered_cmp): Fix commentary.
24087 (fold_builtin): Use it.
24088 * builtins.def: Define builtins for isnan,
24089 isnanf, isnanl, finite, finitef, finitel,
24090 isinf, isinff, isinfl.
24092 2004-07-01 Richard Henderson <rth@redhat.com>
24094 * function.h (struct function): Remove dont_emit_block_notes.
24095 * gimple-low.c (lower_function_body): Don't set it.
24096 * cfgexpand.c (expand_block): Don't check it.
24097 * cfglayout.c (insn_locators_initialize): Likewise.
24098 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
24099 * passes.c (rest_of_compilation): Likewise.
24100 * stmt.c (expand_start_bindings_and_block): Likewise.
24101 (expand_end_bindings): Likewise.
24103 2004-07-01 Richard Henderson <rth@redhat.com>
24105 * cgraph.h (cgraph_build_static_cdtor): Declare.
24106 * cgraphunit.c (cgraph_build_static_cdtor): New.
24107 * c-objc-common.c (build_cdtor): Use it.
24108 * coverage.c (create_coverage): Likewise.
24109 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
24110 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
24112 See ChangeLog.11 for earlier changes.