1 2005-11-16 Richard Henderson <rth@redhat.com>
2 J"orn Rennecke <joern.rennecke@st.com>
3 Ulrich Weigand <uweigand@de.ibm.com>
7 * reload1.c (reg_equiv_invariant): New.
8 (reload): Allocate, initialize, and free it.
9 (calculate_needs_all_insns): Check it when skipping equivalence
11 (alter_reg): Likewise.
12 (eliminate_regs_1): Rename from eliminate_regs. Add new
13 may_use_invariant argument; only use reg_equiv_invariant when true.
14 (eliminate_regs): New.
15 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
16 a context for which may_use_invariant may be true.
18 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
20 * fold-const.c (const_binop): Don't constant fold the operation
21 if the result has overflowed and flag_trapping_math.
22 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
24 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
26 * config/arm/unwind-arm.c (abort): Add prototype here.
27 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
28 (struct phase1_vrs): Add prev_sp.
29 (unwind_phase2_forced): Save the original core registers instead of
30 modifying entry_vrs. Take a new flag argument for resuming unwinding
31 and set action flags accordingly. Always set _US_END_OF_STACK when
32 get_eit_entry fails. Unwind before calling the stop function.
33 (_Unwind_GetCFA): New function.
34 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
35 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
36 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
37 just call unwind_phase2_forced.
38 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
39 * config/arm/unwind-arm.h (abort): Remove prototype.
40 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
42 (_Unwind_GetCFA): New prototype.
43 * config/arm/pr-support.c (abort): Add prototype here.
44 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
46 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
47 not schedule the prologue with non-call exceptions and EABI.
49 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
51 * config/arm/unwind-arm.h: Reorder interface function declarations.
52 (_URC_END_OF_STACK): New enumeration value.
53 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
54 (struct _Unwind_Control_Block): Document reserved field use.
55 (_Unwind_Stop_Fn): New typedef.
56 (_Unwind_ForcedUnwind): Declare.
57 (_Unwind_Resume_or_Rethrow): Declare.
58 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
60 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
61 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
62 (UCB_FORCED_STOP_ARG): New.
63 (search_EIT_table): Update boundary condition checks.
64 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
65 (unwind_phase2): Replace for with do..while.
66 (unwind_phase2_forced): New.
67 (__gnu_Unwind_RaiseException): Replace for with do..while.
68 (__gnu_Unwind_ForcedUnwind): New.
69 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
70 Use appropriate phase2 unwinder.
71 (__gnu_Unwind_Resume_or_Rethrow): New.
72 (__gnu_unwind_pr_common): Cope with forced unwinding.
74 2005-11-16 David Edelsohn <edelsohn@gnu.org>
77 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
79 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
80 roundsf2): Remove "s" from mnemonic.
82 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
84 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
86 * config/bfin/crtn.s: Change epilogues to match.
87 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
88 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
91 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
94 * doc/invoke.texi: Distinguish between free and fixed form instead of
95 Fortran and Fortran 90/95. Remove ratfor from the list of supported
97 * gcc.c (default_compilers): Remove double entries, add entries for
98 suffixes '.F90' and '.F95'.
100 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
102 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
103 in the stack probing loop.
105 2005-11-15 David Edelsohn <edelsohn@gnu.org>
107 * configure.ac: Use .machine power5 not power5x.
108 * configure: Regenerate.
110 2005-11-15 Mike Stump <mrs@apple.com>
112 * c-decl.c (lookup_name_two): Add.
113 * c-tree.h (lookup_name_two): Likewise.
114 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
115 * config/darwin-c.c (darwin_pragma_unused): Likewise.
117 2005-11-16 Alan Modra <amodra@bigpond.net.au>
119 PR rtl-optimization/23392
120 * regrename.c (enum scan_actions) Add mark_access.
121 (scan_actions_name): Ditto.
122 (scan_rtx_reg): Handle mark_access.
123 (scan_rtx_address): Do nothing for mark_access.
124 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
125 and regs in REG_INC notes before closing chains for dead regs.
126 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
127 opening chains for new writes.
129 2005-11-15 David Edelsohn <edelsohn@gnu.org>
131 * c.opt (ffixed-line-length-none): New.
133 2005-11-15 Steve Ellcey <sje@cup.hp.com>
135 * mklibgcc.in: Change contents of eh_dummy.c.
137 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
139 * loop.c (scan_loop): Do not insert temporaries for hard registers.
141 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
143 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
145 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
147 2005-11-15 Jan Hubicka <jh@suse.cz>
149 * invoke.texi (large-unit-insns): Document.
150 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
151 * params.def (large-unit-insns): New param.
153 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
156 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
157 special register for operand 3. Reindent constraints to align
160 2005-11-14 David Edelsohn <edelsohn@gnu.org>
162 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
163 -mpopcntb, -mfprnd. Add -mcpu=power5+.
164 * configure.ac: Add test for FP rounding instructions.
165 * configure: Regenerate.
166 * config.in: Regenerate.
167 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
168 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
170 * config/rs6000/rs6000.opt (mfprnd): New.
171 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
172 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
173 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
174 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
176 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
178 (btrunc<mode>2): New.
183 2005-11-14 Geoffrey Keating <geoffk@apple.com>
185 * gcc.c (version_compare_spec_function): Use fatal() rather than
188 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
189 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
190 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
192 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
195 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
196 on -mmacosx-version-min setting.
198 2005-11-14 Diego Novillo <dnovillo@redhat.com>
201 * tree-vrp.c (infer_value_range): Return false if STMT is a
202 block terminator and its basic block has no successors.
204 2005-11-14 Mike Stump <mrs@apple.com>
206 * config/i386/i386.c (override_options): -masm=intel isn't
208 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
210 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
212 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
213 vfork after including auto-host.h.
215 2005-11-15 Alan Modra <amodra@bigpond.net.au>
217 PR rtl-optimization/22002
218 * combine.c (distribute_notes): Detect cases where a reg dies
219 two or more times in a bb, including on the insn we are combining,
220 and place the death note on the correct range.
222 2005-11-14 Dale Johannesen <dalej@apple.com>
224 * expmed.c (store_bit_field): Add offset unconditionally for
226 (extract_bit_field): Don't force extzv or extv operand into
227 a register if field is too big.
229 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
231 * config/arm/arm.c (pic_labelno): New.
232 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
233 LABEL_REF. Pass only the labelno to PIC insns.
234 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
235 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
236 * arm.md (UNSPEC_PIC_LABEL): New constant.
237 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
238 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
239 Use the correct label prefix.
241 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
243 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
246 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
248 * loop-invariant.c: Include tm_p.h.
249 * Makefile.in: Updated.
251 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
253 * pa.c (store_reg): Revise generation of frame notes in large frames.
254 (set_reg_plus_d): Likewise.
256 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
258 PR tree-optimization/24709
259 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
262 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
264 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
265 and duplicate declaration of pthread_self.
267 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
268 Ian Lance Taylor <ian@airs.com>
271 * calls.c (expand_call): If TARGET is a MEM and some part of the
272 argument area has been saved, force TARGET to a register.
274 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
276 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
279 2005-11-13 Jason Merrill <jason@redhat.com>
282 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
283 lazily declared methods.
284 (force_decl_die): Stop if forcing out the context already make a
286 (force_type_die): Likewise.
288 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
291 * builtins.c (integer_valued_real_p): Add break in
292 REAL_CST having TREE_OVERFLOW set.
294 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
296 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
297 addressing modes during calculation of costs.
299 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
301 * function.c (assign_stack_local_1): Restrict sanity check
302 on frame size overflow to 32-bit and above platforms.
304 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
306 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
307 * config/cris/cris.c: Include reload.h.
308 (cris_initial_elimination_offset): New function.
309 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
312 2005-11-12 Richard Guenther <rguenther@suse.de>
314 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
316 2005-11-12 Jan Hubicka <jh@suse.cz>
318 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
319 to compare against 0 when possible.
321 2005-11-12 Jie Zhang <jie.zhang@analog.com>
323 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
324 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
325 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
326 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
329 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
331 * recog.c (constrain_operands) <case 'g'>: For a match, require
332 that a non-register matches general_operand when strict >= 0.
334 2005-11-11 Steven Bosscher <stevenb@suse.de>
336 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
339 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
341 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
342 (memory_address_same): New.
343 (dse_optimize_stmt): Call memory_address_same.
345 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
348 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
349 ZERO_EXTEND>: New cases.
351 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
353 * longlong.h (__clz_tab): Always provide.
355 2005-11-11 Steven Bosscher <stevenb@suse.de>
358 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
360 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
361 before check_maybe_invariant.
362 (move_invariant_reg): Use gen_move_insn instead of replacing
363 SET_DEST with the temporary for the invariant.
364 (move_loop_invariants): If checking is enabled, do internal
365 consistency checks after completing the pass.
367 2005-11-11 David Edelsohn <edelsohn@gnu.org>
370 * common.opt (Wvolatile-register-var): New.
371 * varasm.c (make_decl_rtl): Only emit warning when option
372 specified. Clarify warning message.
373 * doc/invoke.texi (Wvolatile-register-var): Document new option.
375 * doc/md.texi (copysign): Document standard named pattern.
377 2005-11-11 Jie Zhang <jie.zhang@analog.com>
379 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
380 bytes when align is 2.
381 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
382 by the first instruction of the loop.
384 2005-11-11 Jason Merrill <jason@redhat.com>
387 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
390 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
392 PR rtl-optimization/22509
393 * local-alloc.c (memref_used_between_p): Check whether a function call
394 could not reference the memref.
396 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
398 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
399 algorithm so as to choose the best, not the worst, alternative.
400 Reset accumulated register class before processing next alternative.
402 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
405 * calls.c (expand_call): Copy a return value to a plain register
408 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
411 * varasm.c (assemble_name): Recompute name only for transparent
414 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
416 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
418 2005-11-04 Jeff Law <law@redhat.com>
421 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
422 perform reassociation if the parent statement will not die as
423 a result of the optimization.
425 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
427 * tree-ssa-alias.c (compute_may_aliases): Remove call to
428 delete_old_heap_vars.
429 * tree-dfa.c (referenced_var_remove): Remove function.
430 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
431 (delete_tree_ssa): Remove call to delete_old_heapvars.
432 Add call to delete_alias_heapvars.
433 * tree-flow.h (referenced_var_remove): Remove prototype
434 (init_alias_heapvars): New prototype.
435 (delete_alias_heapvars): Ditto.
436 * Makefile.in (tree-ssa-structalias.o): Add
437 gt-tree-ssa-structalias.o
438 (GTFILES): Add tree-ssa-structalias.h and
439 tree-ssa-structalias.c.
440 (s-gtype): Add gt-tree-ssa-structalias.h.
441 * tree-ssa-structalias.c (heapvars): Remove.
442 (oldheapvars): Remove.
443 (heapvar_for_stmt): New variable.
444 (heapvar_lookup): New function.
445 (heapvar_insert): Ditto.
446 (get_constraint_for): See if we have an old heapvar
448 (init_alias_heapvars): New function.
449 (delete_alias_heapvars): Ditto.
450 Add include of gt-tree-ssa-structalias.h.
452 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
455 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
457 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
459 * tree.c (int_fits_type_p): Only look at the base type
460 if it has the same precision as the original type.
462 2005-11-10 Jakub Jelinek <jakub@redhat.com>
465 * varasm.c (assemble_alias): Use %q+D in the error
466 message instead of %J and %qD.
468 2005-11-10 Richard Guenther <rguenther@suse.de>
470 * gcse.c (free_ldst_entry): Only free hashtable if
473 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
475 * function.c (assign_stack_local_1): Issue an error message if
476 the frame size overflows in the signed target arithmetics.
478 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
480 * tree.c (build_qualified_type): Chain the new type to the original
481 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
482 a POINTER_TYPE or a REFERENCE_TYPE respectively.
483 (build_pointer_type_for_mode): Only return unqualified types.
484 (build_reference_type_for_mode): Likewise.
486 2005-11-09 Jakub Jelinek <jakub@redhat.com>
488 * Makefile.in (gnucompare): Do comparison of all files using one of
489 the chosen methods and only afterwards decide if just warning should
490 be issued or comparison failure raised.
492 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
494 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
495 (noce_try_abs): Negate if the comparison is reversed.
496 Look only one instruction backwards for a REG_EQUAL note.
498 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
501 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
502 gthr-tpf.h: Define __gthrw. For all identifiers that might
503 be weak, introduce weakrefs or non-weak aliases with __gthrw,
504 and prefix all uses with __ghtrw.
506 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
509 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
510 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
511 * c-common.c (handle_weakref_attribute): New.
512 (c_common_attribute_table): Add weakref.
513 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
515 * configure, config.in: Rebuilt.
516 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
517 * doc/extend.texi: Document weakref attribute.
518 * varasm.c (ultimate_transparent_alias_target): New
519 (assemble_name): Use it.
520 (weak_finish_1): Split out of...
521 (weak_finish): ... and deal with weakrefs in...
522 (weakref_targets): ... new list.
523 (globalize_decl): Clean up weakref_targets.
524 (do_assemble_alias): Handle weakrefs.
525 (finish_aliases_1): Do not reject weakrefs to external symbols.
526 (assemble_alias): Handle weakrefs.
528 2005-11-09 Richard Guenther <rguenther@suse.de>
530 PR tree-optimization/24716
531 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
532 t_bool to track results from follow_ssa_edge.
534 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
536 * final.c (force_source_line): New global variable.
537 (final_scan_insn): Set it to true instead of clearing last_filename.
538 (notice_source_line): Return true if force_source_line is true,
539 unless source info is absent.
541 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
544 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
545 a linkage name for a variable if it a register variable.
546 * c-decl.c (grokdeclarator): Global register variables
547 should be set as PUBLIC.
549 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
552 * config/s390/s390.c (struct s390_frame_layout): New fields
553 first_save_gpr_slot and last_save_gpr_slot.
554 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
555 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
556 first_save_gpr and last_save_gpr with the _slot variants.
557 (s390_register_info): Calculate first_save_gpr_slot and
558 last_save_gpr_slot using regs_ever_live.
560 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
563 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
564 for a function containing a landing pad.
566 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
569 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
572 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
574 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
575 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
577 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
580 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
582 (call,load,store): New insn types.
583 (mem_access, branch_access): Adjust reservation conditions.
584 (define_delay): Adjust condition.
585 (decrement_and_branch_until_zero): Allow for ms2. Set branch
587 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
588 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
590 (call_internal, call_value_internal, return_internal,
591 return_interrupt_internal, eh_return_internal, indirect_jump,
592 tablejump): Set call insn type.
593 (blockage, ei, di): Use appropriate unspec const.
594 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
595 (ms1_get_attr_type): Adjust to give load & store types.
596 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
597 backwards past a barrier.
598 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
600 (struct branch_info, struct label_info): New.
602 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
603 (ms1_machine_reorg): New.
604 (TARGET_MACHINE_DEPENDENT_REORG): Override.
605 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
606 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
607 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
610 2005-11-09 Per Bothner <per@bothner.com>
611 Uros Bizjak <uros@kss-loka.si>
614 * toplev.c (process_options): Initialize debug_hooks early
615 in case lang_hooks.post_options ends up calling a debug_hook.
617 2005-11-08 Jakub Jelinek <jakub@redhat.com>
619 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
620 DBX_REGISTER_NUMBER being contiguous.
622 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
623 Diego Novillo <dnovillo@redhat.com>
626 * tree-vrp.c (register_edge_assert_for): Do not register
627 always-false predicates.
629 2005-11-08 Devang Patel <dpatel@apple.com>
631 PR tree-optimization/23115
632 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
635 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
637 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
640 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
642 Fix PR tree-optimization/23382
644 * tree-ssa-alias.c (compute_may_aliases): Call
645 delete_old_heap_vars.
646 * tree-dfa.c (referenced_var_remove): New function.
647 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
648 * tree-flow.h (referenced_var_remove): Add prototype.
649 (delete_old_heap_vars): Ditto.
650 * tree-ssa-structalias.c (heapvars): New variable.
651 (oldheapvars): Ditto.
652 (get_constraint_for): Put heap vars on heapvars list.
653 (delete_old_heap_vars): New function.
655 2005-11-08 Jason Merrill <jason@redhat.com>
657 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
659 2005-11-08 Uros Bizjak <uros@kss-loka.si>
662 * reg-stack.c (reg_to_stack): Update register liveness also
663 for flag_sched2_use_traces.
665 2005-11-08 Alan Modra <amodra@bigpond.net.au>
668 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
669 override prior explicit -mno-powerpc-gfxopt.
671 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
673 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
674 if the bitsize is zero.
675 * doc/md.texi (Standard Pattern Names): Document it.
677 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
678 (TARGET_PASS_BY_REFERENCE): Likewise.
680 2005-11-07 Ian Lance Taylor <ian@airs.com>
682 PR rtl-optimization/24683
683 * config/i386/i386.c (legitimize_pic_address): If constant operand
684 to PLUS is too large, put it in a register.
686 2005-11-07 Jie Zhang <jie.zhang@analog.com>
688 * configure.ac: Enable checking assembler dwarf2 support for bfin
690 * configure: Regenerate.
692 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
696 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
697 gen_easy_vector_constant_add_self): Delete.
698 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
700 (output_vec_const_move): Use gen_easy_altivec_constant.
701 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
702 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
703 (easy_vector_constant_add_self): Rewritten.
704 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
705 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
706 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
707 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
708 Macroize and adjust for the other changes.
710 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
714 * c-typeck.c (build_c_cast): Try using a shared constant, and see
715 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
717 2005-11-07 Jakub Jelinek <jakub@redhat.com>
719 PR rtl-optimization/23567
720 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
721 (noce_process_if_block): Don't do any optimizations except
722 if (cond) x = x; if !set_b and write into orig_x may trap
723 or fault. Remove the MEM_READONLY_P check.
725 2005-11-06 Diego Novillo <dnovillo@redhat.com>
728 * tree-vrp.c (fix_equivalence_set): New.
729 (extract_range_from_assert): Call it.
731 2005-11-05 Ian Lance Taylor <ian@airs.com>
734 * combine.c (apply_distributive_law): Don't distribute across a
737 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
739 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
740 config/ms1/ms1.h, config/rs6000/predicates.md,
741 config/s390/s390.c, params.def, postreload-gcse.c,
742 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
743 tree-vrp.c, tree.c: Fix comment typos.
744 * doc/invoke.texi: Fix typos.
746 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
748 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
749 for testing whether the data_dependence_relation contains distance
750 vectors. Iterate over all distance vectors of the ddr.
751 * lambda.h: Define a vec of lambda_vector pointers.
752 * tree-data-ref.c (dump_data_dependence_relation,
753 dump_data_dependence_direction): Iterate over all distance and
754 direction vectors of the ddr.
755 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
757 (build_classic_dist_vector, build_classic_dir_vector): Push a set
758 of distance/direction vectors instead of a single one.
759 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
760 lambda_vectors with a vec of lambda_vectors.
761 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
762 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
763 DDR_NUM_DIST_VECTS): New.
764 * tree-loop-linear.c (gather_interchange_stats): Test for the
765 existence of distance vectors only after having checked that there
766 is a dependence. Iterate over all distance vectors of the ddr.
767 (linear_transform_loops): Use dump_data_dependence_relation.
768 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
769 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
770 distance vectors of the ddr.
772 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
774 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
775 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
776 IS_INTHANDLER; all callers changed.
777 (n_regs_saved_by_prologue): Take interrupt handler attributes into
779 (do_link, do_unlink): New argument ALL; all callers changed.
780 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
781 If function isn't leaf, save and restore all registers.
782 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
785 2005-11-05 Jan Hubicka <jh@suse.cz>
787 PR rtl-optimization/23490
788 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
789 max-flow-memory-location): Document.
790 * flow.c: Include params.h
791 (MAX_MEM_SET_LIST_LEN): Kill.
792 (add_to_mem_set_list): Use new param.
793 * cse.c (cse_basic_block): Replace 1000 by new param.
794 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
795 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
796 * predict.c (predict_loops): Use new param.
797 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
799 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
800 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
801 Do not hold memory returned by cgraph_node_name across other call.
803 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
806 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
809 2005-11-04 Jeff Law <law@redhat.com>
812 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
813 * tree-ssa-dom.c: Include params.h.
814 (thread_across_edge): If there are too many statements in the
815 target block, then do not thread through it.
816 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
817 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
819 2005-11-03 Diego Novillo <dnovillo@redhat.com>
822 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
823 TODO_update_ssa instead of TODO_update_ssa_no_phi.
825 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
828 * tree-scalar-evolution.c (instantiate_parameters_1,
829 instantiate_parameters, resolve_mixers): Compute the size of an
830 expression to be instantiated and give up the instantiation if the
831 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
833 2005-11-04 Richard Guenther <rguenther@suse.de>
835 * tree-flow.h (ref_contains_indirect_ref): Rename to
836 array_ref_contains_indirect_ref.
837 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
838 (array_ref_contains_indirect_ref): Make comment match the code
840 (ref_contains_array_ref): Likewise.
841 * tree-ssa-structalias.c (find_func_aliases): Remove call to
842 ref_contains_indirect_ref.
843 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
844 Rename calls to ref_contains_indirect_ref.
846 2005-11-04 Paul Brook <paul@codesourcery.com>
848 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
849 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
850 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
851 * config/arm/arm.md: Use match_operand in peephole input templates
852 and match_dup in peephole output templates.
854 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
856 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
859 2005-11-04 Mark Mitchell <mark@codesourcery.com>
860 Daniel Jacobowitz <dan@codesourcery.com>
862 * longlong.h (add_ssaaaa): Clobber condition code register
864 (sub_ddmmss): Likewise.
865 (umul_ppmm): Likewise.
867 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
868 Paul Brook <paul@codesourcery.com>
869 Phil Blundell <pb@reciva.com>
871 * configure.ac: Add test for ARM TLS support.
872 * configure: Regenerated.
873 * config/arm/arm-protos.h (legitimize_tls_address)
874 (arm_tls_referenced_p, tls_mentioned_p)
875 (arm_output_addr_const_extra): New prototypes.
876 (thumb_legitimize_pic_address): Delete.
877 * config/arm/arm.c: Include "gt-arm.h".
878 (enum tls_reloc): New.
879 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
880 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
881 (arm_call_tls_get_addr, legitimize_tls_address)
882 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
883 (arm_init_tls_builtins, arm_emit_tls_decoration)
884 (arm_output_addr_const_extra): New functions.
885 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
886 (TARGET_HAVE_TLS): Define.
887 (target_thread_pointer): New.
888 (arm_override_options): Handle -mtp=.
889 (legitimize_pic_address): Ignore UNSPECs.
890 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
892 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
893 (tls_get_addr_libfunc): New variable.
894 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
895 (arm_init_builtins): Call arm_init_tls_builtins.
896 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
897 (arm_encode_section_info): Call default_encode_section_info.
898 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
899 (enum arm_tp_type): New.
900 (target_thread_pointer): Add declaration.
901 (LEGITIMATE_CONSTANT_P): Handle TLS.
902 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
903 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
904 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
905 * config/arm/arm.md: Add UNSPEC_TLS.
907 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
909 (tls_load_dot_plus_eight): New insn and a peephole to create it.
910 (load_tp_hard, load_tp_soft): New insns.
911 * arm.opt: Add -mtp=.
912 * doc/invoke.texi (ARM Options): Document -mtp.
914 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
916 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
917 * config/arm/libunwind.S: Include "lib1funcs.asm".
918 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
919 (LIB2ADDEH): Add libunwind.S.
920 (LIB2ADDEHDEP): Add lib1funcs.asm.
921 * mklibgcc.in: Handle asm files in libgcc_eh.a.
923 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
926 * gcc/c.opt: Add a -lang-fortran option.
927 * gcc/c-opts.c: Add a lang_fortran flag.
928 (c_common_init_options): Handling the -lang-fortran option.
929 (c_common_handle_option): Add a case for Fortran options in
930 preprocessing. Remove cases for -ffixed-form and
931 -ffixed-line-length. Add a case for -lang-fortran.
933 2005-11-03 David Edelsohn <edelsohn@gnu.org>
935 * config/rs6000/rs6000.c: Include params.h
936 (optimization_options): Set max-grow-copy-bb-insns default to 16.
937 (bdesc_2arg): Delete vpkuhss and vpkuwss.
938 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
939 (UNSPEC_VPKUWSS): Delete.
940 (altivec_vpkuhss): Delete.
941 (altivec_vpkuwss): Delete.
942 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
944 (neg_eq0<mode>): Remove final condition.
945 (neg_eq<mode>): Remove condition and split-condition.
947 2005-11-04 Alan Modra <amodra@bigpond.net.au>
949 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
950 Use associated print macros.
952 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
955 * diagnostic.c (diagnostic_set_info_translated): New function.
956 (diagnostic_set_info): Use it. Add comment.
957 * diagnostic.h (diagnostic_set_info_translated): Declare.
959 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
961 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
962 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
963 reference only if 'public' is true.
964 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
965 emit the .hidden directive only if the indirect reference is public.
966 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
967 Pass it to dw2_force_const_mem.
968 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
969 * dwarf2out.c (output_cfi): Adjust calls to above function.
970 (output_call_frame_info): Likewise.
971 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
972 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
974 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
976 PR tree-optimization/24483
977 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
978 field to elts if possible.
980 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
983 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
986 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
988 Fix PR tree-optimization/24351
990 * tree-ssa-structalias.c (struct variable_info): Add
992 (get_varinfo_fc): New function to follow collapsing.
993 (new_var_info): Set collapsed_to to NULL.
994 (dump_constraint): Follow collapsing.
995 (build_constraint_graph): Handle collapsing.
996 (do_simple_structure_copy): Return false if something bad
998 (collapse_rest_of_var): New function.
999 (do_structure_copy): Collapse if do_simple_structure_copy returns
1002 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
1005 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
1006 expressions to a statement list instead of gimplifying them.
1008 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
1010 PR rtl-optimization/23585
1011 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
1012 that can't trap plus a constant integer, if the mode has zero size.
1014 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
1017 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
1019 ("*insv<mode>_reg_extimm"): Likewise.
1021 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
1024 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
1025 c_common_type_for_mode returns an unnamed type.
1027 2005-11-02 Richard Henderson <rth@redhat.com>
1031 * dwarf2out.c (dwarf2out_reg_save_reg): New.
1032 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
1033 * function.c (assign_parms): Use calls.internal_arg_pointer.
1034 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
1036 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
1037 (TARGET_CALLS): Add it.
1038 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
1039 * targhooks.c (default_internal_arg_pointer): New.
1040 * targhooks.h (default_internal_arg_pointer): Declare.
1041 * tree.h (dwarf2out_reg_save_reg): Declare.
1042 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
1043 * config/i386/i386.c (dbx_register_map): Add return column.
1044 (dbx64_register_map, svr4_dbx_register_map): Likewise.
1045 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
1046 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
1047 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
1048 (ix86_save_reg): Save force_align_arg_pointer.
1049 (ix86_emit_save_regs): Make regno unsigned.
1050 (ix86_emit_save_regs_using_mov): Likewise.
1051 (ix86_expand_prologue): Handle force_align_arg_pointer.
1052 (ix86_expand_epilogue): Likewise.
1053 * config/i386/i386.h: (dbx_register_map): Update.
1054 (dbx64_register_map, svr4_dbx_register_map): Update.
1055 (struct machine_function): Add force_align_arg_pointer.
1056 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
1057 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
1058 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
1060 2005-11-02 Jan Hubicka <jh@suse.cz>
1063 * i386.md: Add peep2 for simplyfing array accesses.
1065 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
1068 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
1069 * config/s390/s390.c (s390_decompose_shift_count): New function.
1070 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
1071 (print_shift_count_operand): Use s390_decompose_shift_count.
1072 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
1073 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
1075 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
1078 * loop.c (loop_givs_rescan): Use force_operand to expand
1081 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
1084 * fold-const.c (build_range_check): Use unsigned when signed
1085 overflow is undefined also. If etype is subtype, make sure that
1086 the subtraction is in the supertype.
1088 2005-11-02 Richard Henderson <rth@redhat.com>
1091 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
1094 2005-11-01 Richard Henderson <rth@redhat.com>
1097 * loop.c (scan_loop): Do not propagate computations to a hard
1098 register destination with SMALL_REGISTER_CLASSES.
1100 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
1102 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
1103 costs for MULT inside PLUS or MINUS.
1105 2005-11-01 Bob Wilson <bob.wilson@acm.org>
1107 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
1108 (TRAMPOLINE_SIZE): Round up to 60.
1109 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
1111 2005-10-31 James E. Wilson <wilson@specifix.com>
1114 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
1115 ifdef. Put ifdefs around call in gen_subprogram_die.
1116 (compute_frame_pointer_to_cfa_displacement): Likewise.
1117 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
1120 PR rtl-optimization/17356
1121 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
1122 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
1124 2005-10-31 Jan Hubicka <jh@suse.cz>
1127 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
1130 * i386.c (legitimize_pic_address): Deal with large immediates.
1133 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
1134 from symbol names while computing checkup.
1137 * predict.c (predict_loops): Do not estimate more than
1138 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
1139 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
1141 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
1143 PR tree-optimization/19097
1144 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
1146 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
1148 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
1150 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
1153 * tree-inline.c (setup_one_parameter): If the init_stmt
1154 is NULL, don't insert the statement.
1156 2005-10-30 Jan Hubicka <jh@suse.cz>
1158 PR tree-optimization/24172
1159 * tree-inline.c (copy_body_r): Unshare the substituted value first.
1161 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
1163 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
1164 constants for hosts with long != 32 bits.
1166 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
1169 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
1171 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
1173 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
1174 (TARGET_MS1_16_002): New.
1175 (TARGET_MS1_16_003): New.
1177 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
1178 ("*decrement_and_branch_until_zero_no_clobber"): New.
1179 Add corresponding splitter for decrement_and_branch_until_zero
1181 Key all decrement_and_branch_until_zero patterns off of
1184 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
1187 * tree-complex.c (extract_component): Treat RESULT_DECL
1188 like the rest of the decls.
1190 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
1192 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
1193 indirect call to _mcount if the function needs a static chain.
1195 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
1196 Caroline Tice <ctice@apple.com>
1198 PR rtl-optimization/24460
1199 * dwarf2out.c (have_switched_text_sections): New boolean variable.
1200 (dwarf2out_switch_text_section): Set it to true instead of
1201 incrementing separate_line_info_table_in_use.
1202 (output_loc_list): Additionally test have_switched_text_sections.
1203 (output_ranges): Likewise.
1204 (dwarf2out_finish): Likewise.
1205 * varasm.c (assemble_start_function): Do not call
1206 insert_section_boundary_note.
1207 (assemble_end_function): If flag_reorder_blocks_and_partition,
1208 switch to the function's section before emitting the .size directive.
1209 * bb-reorder.c (insert_section_boundary_note): Staticify.
1210 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
1211 * output.h (insert_section_boundary_note): Delete.
1213 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
1216 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
1217 instead of pointer equality when comparing types.
1219 2005-10-24 James E. Wilson <wilson@specifix.com>
1221 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
1222 add_dependence_list_and_free calls.
1224 2005-10-24 Steven Bosscher <stevenb@suse.de>
1226 * contrib.texi: Add the names of the LLNL folks who donated
1227 Cray pointer support for gfortran.
1229 2005-10-24 Steven Bosscher <stevenb@suse.de>
1231 PR tree-optimization/24225
1232 * profile.c (branch_prob): Look from end to start through a
1233 basic block when looking for a locus.
1235 2005-10-24 Richard Henderson <rth@redhat.com>
1237 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
1239 (hppa_expand_prologue): Likewise.
1241 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1243 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
1244 (NO_DEFERRED_PROFILE_COUNTERS): Define.
1245 * pa.h (NO_PROFILE_COUNTERS): Define.
1246 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
1247 (funcdef_nos): New vector to hold label numbers of deferred profile
1249 (output_deferred_profile_counters): New function.
1250 (hppa_profile_hook): Push label number onto funcdef_nos.
1251 (pa_hpux_file_end): Call output_deferred_profile_counters if
1252 NO_DEFERRED_PROFILE_COUNTERS is false.
1254 * pa-protos.h (get_deferred_plabel): New prototype.
1255 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
1257 (output_call): Adjust calls.
1259 2005-10-24 Alan Modra <amodra@bigpond.net.au>
1261 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
1262 peculiarity of GOT/TOC section usage.
1264 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
1267 * c-common.c (constant_string_class_name): Add documentation.
1269 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
1272 * recog.c (peephole2_optimize): Increment peep2_current_count
1273 only when the slot is empty.
1275 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1278 * except.c (output_function_exception_table): Call
1279 assemble_external_libcall if we need a personality function.
1281 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1283 PR rtl-optimization/24460
1284 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
1285 set the basic block for barriers.
1287 2005-10-21 Janis Johnson <janis187@us.ibm.com>
1289 * var-tracking.c (vt_initialize): Initialize post.
1291 2005-10-21 Devang Patel <dpatel@apple.com>
1294 * c-common.c (vector_types_convertible_p): Check vector element type.
1296 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
1298 * config/sh/sh.c (prepare_move_operands): Handle the address
1299 constant which is a tls symbolic address plus a constant.
1301 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
1304 * gcc.c (main): Use the correct counter for erroring out
1305 about mulitple files.
1307 2005-10-21 Alan Modra <amodra@bigpond.net.au>
1310 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
1311 use r2 for 64-bit tls .got access.
1313 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
1315 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
1318 2005-10-20 Steven Bosscher <stevenb@suse.de>
1320 PR tree-optimization/24307
1321 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
1323 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
1326 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
1328 * varasm.c (find_decl_and_mark_needed): After cgraph global info
1329 is ready, stop marking functions, but still mark variables.
1331 2005-10-20 Richard Guenther <rguenther@suse.de>
1334 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
1337 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
1339 PR rtl-optimization/23585
1340 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
1341 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
1342 (may_trap_p_1): New predicate extracted from...
1343 (may_trap_p): ... here. Invoke may_trap_p_1.
1344 (may_trap_or_fault_p): New predicate.
1345 * rtl.h (may_trap_or_fault_p): Declare it.
1346 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
1347 instead of may_trap_p.
1348 (steal_delay_list_from_fallthrough): Likewise.
1349 (fill_simple_delay_slots): Likewise.
1350 (fill_slots_from_thread): Likewise.
1351 * function.c (pad_to_arg_alignment): Rework comment about
1352 SPARC_STACK_BOUNDARY_HACK.
1353 * config/sparc/sparc.h: Likewise.
1355 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
1357 * config/s390/s390.c (s390_expand_insv): New.
1358 * config/s390/s390-protos.h (s390_expand_insv): Declare.
1359 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
1360 ("icm_hi"): Remove mode attribute.
1361 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
1363 ("*extracthi", "*extractqi"): Remove.
1364 (extv<mode>", "*extzv<mode>"): New.
1365 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
1366 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
1368 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1370 * cfgexpand.c (discover_nonconstant_array_refs_r,
1371 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
1372 (tree_expand_cfg): Call discover_nonconstant_array_refs.
1373 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
1374 discover_nonconstant_array_refs.
1376 2005-10-19 Steven Bosscher <stevenb@suse.de>
1379 * c-decl.c (pop_scope): Don't warn about an unused variable
1380 if it is marked with TREE_NO_WARNING.
1381 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
1382 somenow mismatch and olddecl is to be replaced.
1384 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1387 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
1388 whether registers live on the edge can be saved/restored.
1390 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
1392 * config/sh/sh.c (fixup_mova): Skip notes.
1394 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1396 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
1397 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
1398 (s390_can_eliminate): Handle BASE_REGNUM elimination.
1399 (s390_initial_elimination_offset): Likewise.
1400 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
1401 register on TARGET_ZARCH targets.
1402 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
1403 (INITIAL_FRAME_POINTER_OFFSET): Remove.
1404 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
1405 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
1407 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
1409 * config/s390/s390.md: Comment describing output modifiers updated.
1410 * config/s390/s390.c (print_operand): Likewise.
1412 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
1414 * config/s390/s390.c (override_options): Added check for -mstack-size
1416 * doc/invoke.texi: Mention that limit in the documenation.
1418 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
1421 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
1423 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
1425 Fix PR tree-optimization/24231
1427 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
1428 (compute_avail): Ditto.
1430 2005-10-18 Richard Henderson <rth@redhat.com>
1433 * config/i386/i386.c (legitimate_constant_p): Check
1434 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
1436 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
1437 (legitimate_pic_address_disp_p): Reorg CONST checking to make
1438 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
1440 (print_operand_address): Likewise.
1441 * config/i386/predicates.md (x86_64_immediate_operand): Test
1442 SYMBOL_REF_TLS_MODEL properly inside CONST.
1443 (x86_64_zext_immediate_operand): Likewise.
1444 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
1445 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
1446 * config/i386/i386-protos.h: Remove predicates.md entries.
1448 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
1450 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
1451 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
1453 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
1454 Ian Lance Taylor <ian@airs.com>
1457 * fold-const.c (fold_widened_comparison): Do not allow range based
1458 constant folding when right operand cannot be unwidened.
1460 2005-10-17 Richard Henderson <rth@redhat.com>
1462 * builtins.c (expand_builtin_synchronize): Build a new-style asm
1463 with a memory clobber.
1465 2005-10-17 James E Wilson <wilson@specifix.com>
1467 PR rtl-optimization/17356
1468 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
1469 checking for EDGE_EH.
1471 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1473 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
1474 the slot on an even boundary for any type with 16-byte alignment.
1476 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
1479 * md.texi (Modifiers) <%>: Clarify that % doesn't work
1480 after register allocation.
1482 2005-10-17 DJ Delorie <dj@redhat.com>
1484 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
1487 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
1490 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
1493 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
1495 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
1496 to 2 if it's already non-zero.
1497 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
1498 is set and warn about it if flag_schedule_insns is 1.
1500 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
1502 * config/crx/crx.md: Compare-and-branch instructions need to
1505 2005-10-17 Uros Bizjak <uros@kss-loka.si>
1508 * config/i386/i386.md (*pushdi2_rex64 splitter)
1509 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
1510 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
1511 flow2 pass only when (optimize > 0 && flag_peephole2).
1513 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
1516 * gcc.c (have_c): New static variable.
1518 (process_command): Remove declation of have_c.
1519 Set have_o to 1 when handling -o.
1520 (main): Add a fatel error if there are multiple
1521 files specified and -o and -c/-S is passed witout
1522 -combine or multiple languages.
1524 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
1526 Fix PR tree-optimization/22444
1527 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
1528 Assert that we don't hit something with subvars.
1529 (setup_pointers_and_addressables): Don't add things with subvars,
1530 because we'll already process the subvars for aliasing purposes.
1532 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
1535 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
1536 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
1537 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
1538 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
1539 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
1540 swapped, alternatives for the R constraint.
1543 * builtins.c (get_builtin_sync_mode): Make unlimited
1544 mode_for_size request.
1546 2005-10-15 Richard Henderson <rth@redhat.com>
1548 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
1549 (gimplify_expr): ... here.
1550 (gimplify_compound_lval): Use it in initial scan loop. Allow
1551 fb_lvalue in base expression.
1553 2005-10-15 Richard Henderson <rth@redhat.com>
1556 * builtins.c (expand_builtin_trap): Export.
1557 * expr.h (expand_builtin_trap): Declare.
1558 * expr.c (expand_assignment): Emit a trap for integral offsets
1559 from registers that weren't reduced to bitpos.
1561 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
1562 (mark_array_ref_addressable): Remove.
1563 * tree-flow.h (mark_array_ref_addressable): Remove.
1564 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
1566 2005-10-15 James E Wilson <wilson@specifix.com>
1569 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
1570 (add_dependence_list_and_free): Likewise.
1571 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
1574 2005-10-15 Diego Novillo <dnovillo@redhat.com>
1578 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
1579 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
1581 (vrp_visit_phi_node): Only prevent infinite iterations when
1582 the previous result and the new result are both VR_RANGEs.
1584 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
1586 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
1589 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1592 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
1595 2005-10-14 Per Bothner <per@bothner.com>
1597 PR preprocessor/21250
1598 * c-ppoutput.c (print_line): Print internal line 0 as 1.
1600 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
1603 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
1604 overflow flags. Refactor some conditionals.
1606 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
1609 * tree-dfa.c (add_referenced_var): Only look at decls which
1610 have TREE_CONSTANT or TREE_READONLY set instead of if
1611 !TREE_PUBLIC or !TREE_CONSTANT.
1613 2005-10-13 James E Wilson <wilson@specifix.com>
1615 * doc/invoke.texi: For -x, add f95-cpp-input.
1616 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
1618 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
1620 PR tree-optimization/24262
1621 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
1622 in loop all the time.
1624 2005-10-12 Richard Henderson <rth@redhat.com>
1627 * tree.h (DECL_TRANSPARENT_UNION): Remove.
1628 * function.c (assign_parm_find_data_types): Don't support it.
1629 * print-tree.c (print_node): Likewise.
1630 * c-common.c (handle_transparent_union_attribute): Likewise.
1631 Use build_duplicate_type.
1632 * tree-inline.c (remap_type_1): Split out of remap_type;
1633 properly remap aggregate fields.
1634 (build_duplicate_type): New.
1635 * doc/extend.texi (Variable Attributes): Remove documentation
1636 for transparent_union.
1638 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1641 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
1642 (gen_stack_pointer_dec): Likewise.
1644 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
1648 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
1650 (struct cxx): Add adjust_class_at_definition target hook.
1651 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
1652 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
1653 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
1654 hook_void_tree. Add to TARGET_CXX.
1655 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
1657 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
1658 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
1659 instead of attribute. Check for dllexport override. Warn if
1660 inconsistent dll linkage. Don't lose old dllimport if decl has
1661 had address referenced. Tweak lookup of dllimport atribute.
1662 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
1663 for target specific rules. Don't add dllimport attribute if
1664 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
1665 dllimport attribute.
1666 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
1667 * varasm.c (initializer_constant_valid_p): Replace
1668 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
1672 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
1673 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
1674 (i[34567]86-*-mingw32*): Likewise.
1676 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
1677 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
1679 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
1680 C++-specific code. Change return value to bool.
1681 (i386_pe_dllimport_p): Likewise.
1682 (associated_type): Simplify and make language-independent
1683 (i386_pe_encode_section_info): Replace override of ambiguous
1684 dllimport symbol refs with a gcc_assert.
1685 (i386_pe_valid_dllimport_attribute_p): Define.
1686 * config/i386/winnt-cxx.c: New file. Define C++ versions of
1687 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1688 i386_pe_adjust_class_at_definition.
1689 * config/i386/winnt-stubs.c: New file. Define stub versions of
1690 lang-specific functions.
1691 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
1692 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1693 i386_pe_adjust_class_at_definition.
1694 (i386_pe_valid_dllimport_attribute_p): Declare.
1695 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
1696 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
1697 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
1700 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
1701 dllimport attribute with test of DECL_DLLIMPORT_P.
1703 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
1705 * combine.c (make_extraction): Correct offset computation.
1707 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
1709 * config/cris/t-linux (LIMITS_H_TEST): Define.
1711 2005-10-12 Richard Henderson <rth@redhat.com>
1714 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
1716 2005-10-12 Richard Guenther <rguenther@suse.de>
1718 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
1720 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
1723 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
1724 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
1727 2005-10-12 Richard Guenther <rguenther@suse.de>
1730 * varasm.c (output_constant): Correct typo from previous
1733 2005-10-11 Ian Lance Taylor <ian@airs.com>
1735 PR rtl-optimization/13931
1736 * combine.c: Revert patch of 2003-05-14, and:
1737 (try_combine): Only set elim_i1 and elim_i2 if the destination is
1738 completely killed in the appropriate insn.
1739 (distribute_notes): Don't skip multiple hard register test for
1740 elim_i1 and elim_i2.
1742 2005-10-11 Richard Henderson <rth@redhat.com>
1745 * c-typeck.c (convert_for_assignment): Use build_constructor_single
1746 to initialize a transparent union instead of a nop_expr.
1748 2005-10-11 Richard Henderson <rth@redhat.com>
1750 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
1751 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
1752 (tree_ssa_dce_loop): Call scev_reset.
1755 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
1756 * tree-ssa-dce.c: Include cfgloop.h.
1757 (tree_ssa_dce_loop, pass_dce_loop): New.
1758 * tree-pass.h (pass_dce_loop): Declare it.
1759 * passes.c (init_optimization_passes): Use it.
1761 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
1764 * convert.c (convert_to_real): Revert 2005-10-05 patch.
1765 Only apply the optimization for rounding builtins if the inner
1766 cast is also an extension.
1768 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
1771 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
1772 mark_new_vars_to_rename instead of update_stmt.
1774 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
1776 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
1778 2005-10-11 Jakub Jelinek <jakub@redhat.com>
1780 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
1781 for setting MMX register to 0 rather than mmx.
1783 2005-10-10 Steve Ellcey <sje@cup.hp.com>
1786 * configure.ac: Move gas check from mips specific case to common case.
1787 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
1788 * configure: Regenerate
1789 * doc/install.texi: Update.
1791 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1794 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
1796 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
1798 * gcc.c (do_spec_1): Accept numeric characters in file name
1801 2005-10-10 Nick Clifton <nickc@redhat.com>
1803 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
1804 describing the deleted arm_gen_rotated_half_load function.
1806 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
1808 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
1811 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
1813 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
1815 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
1816 (EXTRA_MULTILIB_PARTS): Define.
1817 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1818 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1819 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
1820 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1821 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1822 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
1824 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
1826 PR tree-optimization/24226
1827 * tree-cfg.c (remove_bb): Clean up unreachable loops.
1828 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
1829 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
1832 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1834 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
1836 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
1839 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
1840 Rewrite for no need for the early clobber.
1842 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1844 Merge from csl-arm-branch:
1845 2005-09-07 Paul Brook <paul@codesourcery.com>
1846 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
1849 2005-04-30 Paul Brook <paul@codesourcery.com>
1850 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
1851 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
1853 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
1854 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
1855 (arm_override_options): Use TARGET_AAPCS_BASED.
1856 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
1857 (PTRDIFF_TYPE): Use int for AAPCS.
1858 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
1859 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
1860 (DEFAULT_SHORT_ENUMS): Delete.
1861 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
1863 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
1864 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
1865 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
1866 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
1868 2004-12-03 Mark Mitchell <mark@codesourcery.com>
1869 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
1871 2004-11-22 Mark Mitchell <mark@codesourcery.com>
1872 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
1874 2004-11-19 Mark Mitchell <mark@codesourcery.com>
1875 * config.gcc (arm*-*-linux-gnueabi): Add it.
1876 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
1878 (TARGET_OS_CPP_BUILTINS): Likeiwse.
1879 * config/arm/linux-eabi.h: New file.
1880 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
1881 (LINUX_TARET_LINK_SPEC): Likewise.
1882 (LINK_SPEC): Use it.
1883 * config/arm/t-linux-eabi: New file.
1885 2005-10-08 Steven Bosscher <stevenb@suse.de>
1888 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
1890 (PARAM_SMS_DFA_HISTORY): Likewise.
1892 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1895 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
1896 (load_register_parameters): Call it.
1897 (check_sibcall_argument_overlap_1): Likewise.
1898 (store_one_arg): Likewise.
1900 2005-10-07 James E. Wilson <wilson@specifix.com>
1902 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
1903 DImode not VECINT24 for operand 2.
1906 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
1910 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
1911 fr_spill): Use destination_operand for operand 0.
1913 2005-10-07 DJ Delorie <dj@redhat.com>
1915 * varasm.c (output_constant): Limit error to expanding
1918 2005-10-07 Richard Guenther <rguenther@suse.de>
1921 * fold-const.c (fold_binary): Fix operand types during folding
1922 of X op (A, Y). Evaluation order of the side-effects of
1923 X and A are frontend-defined, so ensure we honour that even for
1924 tcc_comparison class operands; eased by removing duplicate code.
1926 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1928 * stor-layout.c (layout_type): Do not allow alignment of array
1929 elements to be greater than their size.
1931 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1933 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
1935 (hppa*-*-linux*): Ditto.
1936 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
1937 * config/host-hpux.c: New.
1938 * config/x-hpux: New.
1939 * config/pa/x-hpux: Remove.
1940 * config/pa/x-linux: Remove.
1941 * config/pa/pa-host.c: Remove.
1943 2005-10-07 Jeff Law <law@redhat.com>
1945 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
1946 determine whether or not to try and thread outgoing edges.
1948 2005-10-07 David Edelsohn <edelsohn@gnu.org>
1950 * config/rs6000/rs6000.md (eqsi_power): New.
1951 (neg_eq0si): Add TARGET_POWER to final condition.
1954 2005-10-06 Richard Henderson <rth@redhat.com>
1956 * config/rs6000/rs6000.c: Revert last change.
1958 2005-10-06 Richard Henderson <rth@redhat.com>
1960 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
1961 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
1963 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
1967 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
1968 out return_label and naked_return_label.
1970 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1972 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
1975 2005-10-06 Richard Henderson <rth@redhat.com>
1978 * tree-inline.c (declare_return_variable): Handle modify_dest not
1981 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1983 Fix PR tree-optimization/22488
1984 * tree-ssa-structalias.c (check_for_overlaps): New function.
1985 (create_variable_info_for): Use it.
1987 2005-10-06 Richard Henderson <rth@redhat.com>
1990 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
1991 (dwarf2out_start_source_file): Print it.
1993 2005-10-06 Geoffrey Keating <geoffk@apple.com>
1995 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
1997 2005-10-06 Richard Henderson <rth@redhat.com>
2000 * mode-switching.c (optimize_mode_switching): Clear transp bit
2001 for block with incomming abnormal edges.
2003 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
2004 (fpscr_set_from_mem): Use them.
2005 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
2006 (fpscr postinc splitters): Rewrite as peephole2+split.
2008 2005-10-06 David Edelsohn <edelsohn@gnu.org>
2010 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
2011 (eq<mode>_compare): Same.
2013 2005-10-06 Richard Guenther <rguenther@suse.de>
2015 PR tree-optimization/24238
2016 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
2018 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
2020 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
2021 here. Use AC_PATH_PROG for environment variables instead of
2023 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
2025 * configure: Regenerated.
2027 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
2030 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
2031 then force it into a register.
2032 (call_value): Likewise.
2034 2005-10-06 Richard Henderson <rth@redhat.com>
2037 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
2038 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
2039 under pass_vectorize.
2041 2005-10-05 Devang Patel <dpatel@apple.com>
2044 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
2045 handling constants. Check NAMESPACE_DECL context for constants.
2047 2005-10-05 Eric Christopher <echristo@apple.com>
2049 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
2051 2005-10-05 Richard Henderson <rth@redhat.com>
2054 * tree-cfg.c (mark_array_ref_addressable_1): New.
2055 (mark_array_ref_addressable): New.
2056 * tree-flow.h (mark_array_ref_addressable): Declare.
2057 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
2059 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
2063 * reload.c (subst_reloads): When adding a REG_LABEL to a
2064 jump instruction, also update JUMP_LABEL.
2066 2005-10-05 David Edelsohn <edelsohn@gnu.org>
2068 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
2069 * bb-reorder.c (copy_bb_p): Use it.
2070 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
2072 2005-10-05 Richard Henderson <rth@redhat.com>
2075 * toplev.c (process_options): Warn about unsupported combinations
2076 of unwind tables and omit-frame-pointer.
2077 * config/i386/i386.c (override_options): Similarly. Enable
2078 accumulate-outgoing-args if not explicitly disabled.
2080 2005-10-05 Steve Ellcey <sje@cup.hp.com>
2082 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
2083 Handle big endian vs. small endian.
2084 (vec_initv2sf): Handle big endian vs. small endian.
2085 (*vec_extractv2sf_1): Ditto.
2087 2005-10-05 Dale Johannesen <dalej@apple.com>
2089 * convert.c (convert_to_real): Don't convert
2090 (float)floor(double d) to floorf((float)d).
2092 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
2094 * config/arm/arm.md (insv): Use gen_int_mode in more places.
2096 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
2098 PR tree-optimization/18587
2099 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
2100 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
2101 build_vuses): Change to VEC type.
2102 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
2103 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
2104 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
2105 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
2106 (get_name_decl): New. Return DECL_UID of base variable.
2107 (operand_build_cmp): New. qsort comparison routine.
2108 (operand_build_sort_virtual): New. Sort virtual build vector.
2109 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
2110 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
2111 (FINALIZE_BASE): Use get_name_decl.
2112 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
2113 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
2114 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
2115 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
2116 direct VEC_* manipulations.
2117 (build_ssa_operands): Call operand_build_sort_virtual.
2118 (copy_virtual_operand, create_ssa_artficial_load_stmt,
2119 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
2120 with direct VEC_* manipulations.
2121 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
2122 with direct VEC manipulations.
2124 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
2126 PR tree-optimization/21419
2127 PR tree-optimization/24146
2128 PR tree-optimization/24151
2130 * c-typeck.c (readonly_error): Handle USE being lv_asm.
2131 (build_asm_expr): Call it if outputs are read-only.
2132 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
2134 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
2135 Paolo Bonzini <bonzini@gnu.org>
2139 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
2140 enable the instructions and not just the built-ins.
2141 * doc/invoke.texi (x86 Options): Likewise.
2143 2005-10-04 Geoffrey Keating <geoffk@apple.com>
2145 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
2147 * doc/invoke.texi (Option Summary): Correct spelling
2148 of -mmacosx-version-min.
2150 2005-10-04 Devang Patel <dpatel@apple.com>
2152 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
2155 2005-10-04 Steve Ellcey <sje@cup.hp.com>
2157 * tree-vect-transform.c (vect_create_epilog_for_reduction):
2158 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
2160 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
2162 * config/s390/s390.md ("TDSI","DP"): New mode macros.
2163 ("TE","tg"): New mode attributes.
2164 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
2165 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
2166 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
2167 dword_mode and one for GPRmode.
2169 2005-10-04 Ian Lance Taylor <ian@airs.com>
2171 PR preprocessor/13726
2172 * c-ppoutput.c (cb_include): Add comments parameter, and print out
2173 any comments passed in.
2175 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
2177 * tree.c (annotate_with_file_line): Fix typo.
2179 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2182 * builtins.c (fold_builtin_memcmp): When constructing the pointer
2183 type used to access data in the inlined length == 1 case, use
2184 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
2185 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
2187 2005-10-04 Uros Bizjak <uros@kss-loka.si>
2189 * config/i386/i386.h (TARGET_FISTTP): Enable also for
2190 TARGET_SSE3 and only for TARGET_80387.
2191 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
2192 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
2193 Do not depend on TARGET_80387.
2195 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
2197 * tree.c (last_annotated_node): Change type to location_t*.
2198 (annotate_with_file_line): Reflect the change of
2199 last_annotated_node type.
2201 2005-10-04 Richard Guenther <rguenther@suse.de>
2204 * c-decl.c (grokdeclarator): Don't write to fields
2207 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
2210 * c-decl.c (finish_decl): Use set_user_assembler_name even for
2212 * varasm.c (make_decl_rtl): If a register variable does not
2213 have a set user assmbler name, error out.
2214 Decode the asmspec is now name+1 bypassing '*'.
2216 2005-10-04 Steven Bosscher <stevenb@suse.de>
2218 PR tree-optimization/23049
2219 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
2220 of a COND_EXPR is folded before calling fold on the whole rhs of a
2221 conditional assignment.
2222 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
2223 document that a COND_EXPR may appear there.
2225 2005-10-03 Diego Novillo <dnovillo@redhat.com>
2228 * tree-vrp.c (extract_range_from_assert): If the new numeric
2229 range created out of the assertion contradicts the existing
2230 numeric range of the ASSERT_EXPR variable, make the new range
2233 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
2235 * config/sh/sh.c (sh_register_move_cost): Add case for moving
2236 from T_REGS to FP register class.
2238 2005-10-03 Richard Henderson <rth@redhat.com>
2241 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
2242 before creating a new one.
2244 2005-10-03 David Edelsohn <edelsohn@gnu.org>
2246 * config/rs6000/t-aix43 (LDFLAGS): New.
2247 * config/rs6000/t-aix52 (LDFLAGS): New.
2249 2005-10-03 Ian Lance Taylor <ian@airs.com>
2251 * gimplify.c (find_single_pointer_decl_1): New static function.
2252 (find_single_pointer_decl): New static function.
2253 (internal_get_tmp_var): For a formal variable, set restrict base
2254 information if appropriate.
2255 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
2257 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
2258 (DECL_GET_RESTRICT_BASE): Define.
2259 (SET_DECL_RESTRICT_BASE): Define.
2260 (decl_restrict_base_lookup): Declare.
2261 (decl_restrict_base_insert): Declare.
2262 (struct tree_decl_with_vis): Add based_on_restrict_p field.
2263 * tree.c (restrict_base_for_decl): New static variable.
2264 (init_ttree): Initialize restrict_base_for_decl.
2265 (copy_node_stat): Copy restrict base information.
2266 (decl_restrict_base_lookup): New function.
2267 (decl_restrict_base_insert): New function.
2268 (print_restrict_base_statistics): New static function.
2269 (dump_tree_statistics): Call print_restrict_base_statistics.
2271 2005-10-02 Diego Novillo <dnovillo@redhat.com>
2274 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
2275 case of anti-ranges.
2277 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
2280 * c-typeck.c (tagged_tu_seen): Rename to ...
2281 (tagged_tu_seen_cache): this and add val field.
2282 (comptypes): Move functional to comptypes_internal
2283 and free tagged_tu_seen.
2284 (comptypes_internal): New function and call comptypes_internal
2285 instead of comptypes. Speed up by sibcalling
2286 tagged_types_tu_compatible_p.
2287 (alloc_tagged_tu_seen): New function
2288 (free_all_tagged_tu_seen_up_to): New function.
2289 (tagged_types_tu_compatible_p): Return the val of the seen two
2291 Add that the two types are the same to tagged_tu_seen_base
2292 if they are and call comptypes_internal instead of comptypes.
2293 <case UNION_TYPE>: Speed up common type where the fields are
2295 (function_types_compatible_p): Call comptypes_internal instead of
2297 (type_lists_compatible_p): Likewise.
2298 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
2300 2005-10-02 Matthias Klose <doko@debian.org>
2302 * doc/invoke.texi: Fix typo and speling error.
2304 2005-10-01 Richard Henderson <rth@redhat.com>
2306 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
2308 2005-10-01 Mark Mitchell <mark@codesourcery.com>
2310 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
2311 using --start-group and --end-group.
2313 2005-10-01 Diego Novillo <dnovillo@redhat.com>
2315 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
2316 FIXME note regarding quirky semantics.
2318 2005-10-01 Diego Novillo <dnovillo@redhat.com>
2321 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
2322 non-null range as a last resort.
2324 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
2325 Diego Novillo <dnovillo@redhat.com>
2328 * tree-vrp.c (extract_range_from_assert): For !=
2329 assertions, only build an anti-range if LIMIT is a
2330 single-valued range.
2332 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
2334 * arm.md (movqi): On thumb when optimizing, handle loading from
2335 memory by describing this as taking a subreg of a zero-extended load
2336 into an SImode register.
2339 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
2341 * reload1.c (merge_assigned_reloads): Do not change any
2342 RELOAD_FOR_OUTPUT_ADDRESS reloads.
2344 2005-09-30 Geoffrey Keating <geoffk@apple.com>
2346 * Makefile.in (LIPO_FOR_TARGET): Define.
2347 (STRIP_FOR_TARGET): Define.
2349 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
2350 before creating new ones. Do symlinks before creating the actual
2353 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
2354 to work out which multilibs are actually being built.
2356 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
2358 * tree-vect-transform.c, config/ms1/ms1.md,
2359 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
2360 Follow spelling conventions.
2361 * doc/invoke.texi, doc/md.texi: Fix typos.
2363 2005-09-30 Andrew Macleod <amacleod@redat.com>
2365 PR tree-optimization/21430
2366 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
2367 use operands, and set stmt pointer if need be.
2368 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
2369 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
2372 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2375 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
2377 2005-09-29 Mark Mitchell <mark@codesourcery.com>
2379 * optabs.c (expand_binop): Initialize first_pass_p.
2381 2005-09-29 Jakub Jelinek <jakub@redhat.com>
2384 * c-decl.c (c_write_global_declarations_1): If any
2385 wrapup_global_declaration_2 call returned true, restart the loop.
2387 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
2389 Fix PR tree-optimization/24117
2390 * tree-ssa-structalias.c (find_func_aliases): Strip nops
2391 before considering whether to use anyoffset.
2393 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
2397 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
2399 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2401 (swap_commutative_operands_with_target): New.
2403 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
2406 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
2409 2005-09-29 Steven Bosscher <stevenb@suse.de>
2411 PR tree-optimization/23911
2412 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
2413 and IMAGPART_EXPR too.
2415 2005-09-28 Mark Mitchell <mark@codesourcery.com>
2418 * expmed.c (expand_shift): Move logic to reverse rotation
2419 direction when rotating by constants ...
2420 * optabs.c (expand_binop): ... here.
2421 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
2422 (ix86_rotrdi3): New pattern.
2423 (rotldi3): Handle 32-bit mode.
2424 (ix86_rotldi3): New pattern.
2426 2005-09-29 Alan Modra <amodra@bigpond.net.au>
2429 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
2430 check for numbers that need no bit twiddle.
2432 2005-09-28 Geoffrey Keating <geoffk@apple.com>
2434 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
2435 multilib to be built.
2437 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
2438 (stage1-start): Delete old libgcc and libunwind before moving
2439 anything into the stage directory.
2440 (stage2-start): Likewise.
2441 (stage3-start): Likewise.
2442 (stage4-start): Likewise.
2443 (stageprofile-start): Likewise.
2444 (stagefeedback-start): Likewise.
2445 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
2446 header in tm_file and CPU-specific t-darwin in tmake_file.
2447 (i[34567]86-*-darwin*): Don't change tm_file.
2448 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
2449 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
2450 shared library stub for target OS version.
2451 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
2452 (SHLIB_LINK): Don't make SHLIB_SOLINK.
2453 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
2454 (libgcc_s.%.dylib): New.
2456 (install-darwin-libgcc-stubs): New.
2457 (INSTALL_LIBGCC): New append.
2458 * config/i386/darwin-libgcc.10.4.ver: New.
2459 * config/i386/darwin-libgcc.10.5.ver: New.
2460 * config/i386/t-darwin: New.
2461 * config/rs6000/darwin-libgcc.10.4.ver: New.
2462 * config/rs6000/darwin-libgcc.10.5.ver: New.
2463 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
2464 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
2466 2005-09-28 Paul Brook <paul@codesourcery.com>
2468 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
2471 2005-09-28 Richard Guenther <rguenther@suse.de>
2473 PR tree-optimization/23853
2474 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
2475 host_integerp to verify misalignment value.
2477 2005-09-28 Richard Henderson <rth@redhat.com>
2479 * builtins.c (get_builtin_sync_mode): New.
2480 (expand_builtin_sync_operation): Pass in mode argument.
2481 (expand_builtin_compare_and_swap): Likewise.
2482 (expand_builtin_lock_test_and_set): Likewise.
2483 (expand_builtin_lock_release): Likewise.
2484 (expand_builtin): Update to match.
2486 2005-09-28 Nick Clifton <nickc@redhat.com>
2488 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
2489 formatting. Add check to PLUS case to ensure that the offset is
2490 within an acceptable range.
2492 * config/v850/v850.md (casesi): Disable the generation of the
2493 switch pattern as it is not being handled properly at the moment.
2495 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
2496 for when the high words are identical.
2498 2005-09-27 Richard Henderson <rth@redhat.com>
2500 * pretty-print.c (pp_base_format): Fix typo for %>.
2502 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
2503 Devang Patel <dpatel@apple.com>
2505 PR tree-optimization/23625
2506 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
2507 LABEL_EXPR, assertion check.
2509 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
2511 * optabs.c (no_conflict_move_test): Check if a result of a
2512 to-be-moved insn would be clobbered by an originally
2515 2005-09-27 Jeff Law <law@redhat.com>
2517 * passes.c (init_optimization_passes): Replace copy propagation
2518 passes immediately after DOM with phi-only copy propagation
2519 pases. Add phi-only copy propagation pass after first DOM pass.
2520 * tree-pass.h (pass_phi_only_copy_prop): Declare.
2521 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
2522 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
2523 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
2524 to init_copy_prop. Callers updated.
2525 (do_phi_only_copy_prop): New function.
2526 (pass_phi_only_copy_prop): New pass descriptor.
2528 2005-09-27 Nick Clifton <nickc@redhat.com>
2530 * libgcc2.c (__popcount_tab): Remove redundant prototype.
2532 2005-09-26 Jason Merrill <jason@redhat.com>
2535 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
2537 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
2539 2005-09-26 James E Wilson <wilson@specifix.com>
2541 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
2542 copyright. Add gcc copyright plus libgcc exception.
2543 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
2545 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
2547 2005-09-26 Jeff Law <law@redhat.com>
2549 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
2550 about when to iterate.
2552 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
2555 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
2556 for __complex__ double in -mcpu=G5 mode.
2558 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
2560 PR tree-optimization/23942
2561 * Makefile.in (SCEV_H): Depends on PARAMS_H.
2562 * tree-scalar-evolution.c: Include params.h.
2564 (follow_ssa_edge, follow_ssa_edge_in_rhs,
2565 follow_ssa_edge_in_condition_phi_branch,
2566 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
2567 Change return type to t_bool. Use a parameter to limit the size of
2568 trees that are walked before stopping
2569 (analyze_evolution_in_loop): Initialize the limit to 0.
2570 (follow_ssa_edge): Give up by returning t_dont_know if the limit
2571 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2573 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2576 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
2577 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
2579 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
2581 * combine.c (make_extraction): Check for valid use of subreg.
2583 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2586 * config/i386/i386.md ("*fistdi2_1"): New pattern.
2587 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
2588 ("fist<mode>2_with_temp"): Use only register operands.
2590 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
2592 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
2593 CALL_INSN_FUNCTION_USAGE.
2595 2005-09-26 Richard Guenther <rguenther@suse.de>
2598 * gcse.c: Include hashtab.h, define ldst entry hashtable.
2599 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
2600 (ldst_entry): Use the hashtable instead of list-walking.
2601 (find_rtx_in_ldst): Likewise.
2602 (free_ldst_entry): Free the hashtable.
2603 (compute_ld_motion_mems): Create the hashtable.
2604 (trim_ld_motion_mems): Remove entry from hashtable if
2605 removing it from list.
2606 (compute_store_table): Likewise^2.
2607 (store_motion): Free hashtable in case we did not see
2610 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
2612 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
2613 and arg1 if we are passing them to fold_build2.
2615 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
2618 * config/i386/i386.c (ix86_function_regparm): Fix the test for
2621 2005-09-25 Richard Henderson <rth@redhat.com>
2623 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
2624 SYMBOL_REF_TLS_MODEL to be correct.
2626 2005-09-24 Richard Henderson <rth@redhat.com>
2628 * ipa-type-escape.c (discover_unique_type): Remove dead code at
2629 end of function. Reindent.
2631 2005-09-24 Ian Lance Taylor <ian@airs.com>
2633 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
2634 NEGATE_EXPR/BIT_NOT_EXPR case.
2636 2005-09-24 Richard Henderson <rth@redhat.com>
2638 * c-common.c (handle_mode_attribute): When not modifying in place,
2639 create subtypes for enumerations.
2640 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
2641 * gimplify.c (create_tmp_from_val): Likewise.
2643 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
2645 * config/i386/i386.md (*tls_global_dynamic_64,
2646 *tls_local_dynamic_base_64): Add missing mode to call.
2647 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
2649 2005-09-24 Jan Hubicka <jh@suse.cz>
2651 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
2652 (cgraph_clone_node): Likewise.
2653 * cgraph.h (cgraph_clone_edge): Update prototype.
2654 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
2655 duplicated prototypes; add updating argument.
2656 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
2657 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
2659 (cgraph_mark_inline_edge): Likewise.
2660 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
2661 (cgraph_flatten_node): Likewise.
2662 (cgraph_decide_recursive_inlining): Likewise.
2663 (cgraph_decide_inlining_of_small_function): Likewise.
2664 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2666 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2667 Pete Steinmetz <steinmtz@us.ibm.com>
2669 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
2670 (rldic.): Set type to "compare".
2672 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
2673 mfjmpr for MFCTR/MFLR.
2674 (movdf_hardfloat64): Same.
2675 (movdf_softfloat64): Same. Correct order of store and move types.
2676 (movti_string): Set type to store_ux/load_ux.
2677 (load_multiple): Set type to load_ux.
2678 (store_multiple): Set type to store_ux.
2679 (movmemsi): Set type to store_ux.
2680 (output_cbranch direct_return): Set type to jmpreg.
2681 (stmw): Set type to store_ux.
2682 (lmw): Set type to load_ux.
2683 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
2684 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
2685 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
2686 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
2687 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
2688 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
2689 (rios1-fpstore): Increase latency to 3.
2690 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
2691 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
2693 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2694 Andrew Pinski <pinskia@physics.uc.edu>
2696 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
2697 operand2 constraint to "b".
2698 (sync_<fetchop_name>di_internal): Same.
2699 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
2701 (sync_old_<fetchop_name>di_internal): Same.
2702 (sync_new_<fetchop_name>si_internal): Same.
2703 (sync_new_<fetchop_name>di_internal): Same.
2705 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
2708 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
2709 case, define as macros.
2711 PR rtl-optimization/23837
2712 * optabs.c (no_conflict_move_test): Don't set must_stay for a
2713 clobber / clobber match between dest and p->first.
2715 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
2716 (no_conflict_move_test): Update comments.
2718 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
2720 * doc/install.texi: Update URL for Jacks.
2721 * doc/sourcebuild.texi: Likewise.
2723 2005-09-22 David Edelsohn <edelsohn@gnu.org>
2726 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
2727 registers when choosing register preferences.
2728 (movdf_hardfloat64): Same.
2730 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
2732 * expmed.c (expand_shift): Don't use the target of the rotate as
2733 target for the first expanded shift insn.
2734 * testsuite/gcc.dg/20050922-1.c: Testcase added.
2736 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
2738 PR tree-optimization/22438
2739 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
2740 preserved iv rhs rewriting specially.
2742 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
2744 * tree-data-ref.c (analyze_array_indexes): Only estimate when
2745 estimate_only is true.
2746 * tree-flow.h (ref_contains_indirect_ref): New prototype.
2747 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
2748 tree-ssa-structalias.c
2749 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
2750 ref_contains_indirect_ref.
2751 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
2753 2005-09-21 DJ Delorie <dj@redhat.com>
2755 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
2757 (mn10300_return_in_memory): Support variable size types also.
2758 (mn10300_pass_by_reference): Likewise.
2759 (mn10300_function_value): New.
2760 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
2761 (FUNCTION_OUTGOING_VALUE): Likewise.
2762 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
2763 * doc/invoke.texi: Document it.
2765 2005-09-21 Uros Bizjak <uros@kss-loka.si>
2768 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
2769 force integer op1 into register for XFmode compares.
2771 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
2774 * expmed.c (alg_code): Add alg_impossible.
2775 (alg_hash_entry): Add cost.
2776 (synth_mult): Record alg_impossible in the hash table if
2777 multiplication by a given integer is impossble within the
2778 limit. Speed up using alg_impossible.
2780 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2782 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
2783 argument. Allow and set any offset if needs_anyoffset is passed
2785 (get_constraint_for): Add argument here too.
2787 (do_structure_copy): Pass NULL to get_constraint_for.
2788 (handle_ptr_arith): Ditto.
2789 (find_func_aliases): Ditto.
2791 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
2793 PR rtl-optimization/23898
2794 * output.h (get_attr_min_length): Declare.
2795 * final.c (get_attr_length_1): New function, broken out of:
2797 (get_attr_min_length): New function.
2798 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
2799 (duplicate_computed_gotos): Likewise.
2800 * genattr.c (insn_min_length): Generate declaration.
2801 * genattrtab.c (min_fn, min_attr_value): New functions.
2802 (make_length_attrs): Generate insn_min_length.
2804 2005-09-20 Steve Ellcey <sje@cup.hp.com>
2806 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
2808 2005-09-20 Richard Henderson <rth@redhat.com>
2810 PR tree-optimization/24059
2811 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
2814 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
2816 * c.opt (fextended-identifiers): New.
2817 * c-opts.c (c_common_handle_option): Handle
2818 -fextended-identifiers.
2819 * doc/cpp.texi: Update documentation of extended identifiers.
2820 * doc/cppopts.texi (-fextended-identifiers): Document.
2822 2005-09-20 Jakub Jelinek <jakub@redhat.com>
2824 PR tree-optimization/23929
2825 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
2828 PR tree-optimization/23818
2829 * tree-stdarg.c (execute_optimize_stdarg): Call
2830 calculate_dominance_info.
2832 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2834 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
2835 (analyze_siv_subscript_cst_affine): Add weak SIV test.
2836 (compute_overlap_steps_for_affine_1_2): Use
2837 get_number_of_iters_for_loop.
2838 (analyze_subscript_affine_affine): Check whether difference is
2840 Use get_number_of_iters_for_loop.
2841 Check whether overlap occurs outside of bounds.
2842 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
2844 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
2846 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
2847 base register if possible.
2849 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
2851 PR tree-optimization/18463
2852 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
2853 converting it directly is not possible.
2854 (chrec_convert_aggressive): New function.
2855 * tree-chrec.h (chrec_convert_aggressive): Declare.
2856 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
2857 Fold chrec conversions aggressively if asked to.
2858 (instantiate_parameters): Modified because of changes in
2859 instantiate_parameters_1.
2861 2005-09-19 Richard Henderson <rth@redhat.com>
2863 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
2864 (reduc_splus_v2df): New.
2866 2005-09-19 Richard Sandiford <richard@codesourcery.com>
2868 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
2869 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
2871 2005-09-19 Richard Henderson <rth@redhat.com>
2873 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
2876 2005-09-19 Richard Henderson <rth@redhat.com>
2878 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
2879 (ia64_expand_dot_prod_v8qi): New.
2880 * config/ia64/ia64-protos.h: Update.
2881 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
2882 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
2883 sdot_prodv8qi, sdot_prodv4hi): New.
2884 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
2886 2005-09-19 Richard Henderson <rth@redhat.com>
2889 * real.c (exact_real_truncate): Return false if the format cannot
2890 represent the number as a normal.
2892 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
2893 for a memory source.
2895 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
2897 * tree-ssa-operands.c (swap_tree_operands): Export.
2898 * tree.h (swap_tree_operands): Declare.
2899 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
2900 Call swap_tree_operands.
2902 2005-09-19 Richard Henderson <rth@redhat.com>
2904 * tree-flow.h (merge_alias_info): Declare.
2905 * tree-ssa-copy.c (merge_alias_info): Export.
2906 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
2907 (vect_create_data_ref_ptr): Use create_iv directly.
2908 (vectorizable_load): Use correct types for integer constants.
2909 (vect_generate_tmps_on_preheader): Likewise.
2910 (vect_gen_niters_for_prolog_loop): Likewise.
2912 2005-09-19 Steven Bosscher <stevenb@suse.de>
2914 PR rtl-optimization/23943
2915 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
2917 2005-09-18 Jan Hubicka <jh@suse.cz>
2919 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
2921 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
2923 * varasm.c (output_constant): Do not abort on conversions to union
2924 types between different sizes.
2926 2005-09-18 Richard Guenther <rguenther@suse.de>
2929 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
2932 2005-09-18 Paul Brook <paul@codesourcery.com>
2934 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
2936 2005-09-17 Richard Henderson <rth@redhat.com>
2938 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
2939 * tree-ssa-loop.c (pass_vect_dce): Remove.
2940 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
2943 2005-09-17 Richard Henderson <rth@redhat.com>
2945 * tree-pass.h (pass_vect_dce): Declare.
2946 * passes.c (init_optimization_passes): Add it.
2947 * tree-flow.h (tree_ssa_dce): Declare.
2948 * tree-ssa-dce.c (tree_ssa_dce): Export.
2949 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
2950 (gate_tree_vectorize): ... here.
2951 (pass_vect_dce): New.
2953 2005-09-17 Jan Hubicka <jh@suse.cz>
2955 * except.c (struct eh_status): Turn region_array into vec.
2956 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
2957 convert_from_eh_region_ranges, find_exception_handler_labels,
2958 current_function_has_exception_handlers, assign_filter_values,
2959 build_post_landing_pads, dw2_build_landing_pads,
2960 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
2961 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
2962 foreach_reachable_handler, can_throw_internal_1,
2963 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
2965 (duplicate_eh_region_1): Update region_array.
2966 (duplicate_eh_regions): Resize region_array and avoid recomputing.
2968 2005-09-17 David Edelsohn <edelsohn@gnu.org>
2971 * expmed.c (expand_mult): Substitute simple register for op0 when
2974 2005-09-17 Richard Henderson <rth@redhat.com>
2976 * expr.c (emit_move_via_integer): Add force argument, pass it on
2977 to emit_move_change_mode. Update callers.
2978 (emit_move_complex): Pass true to new force argument.
2979 * function.c (expand_function_end): Move expand_eh_return call
2980 earlier. Merge sub-word complex values into a pseudo before
2981 copying to the return hard register.
2983 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
2985 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
2986 between different sizes.
2988 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
2992 * passes.c (init_optimization_passes): Register dump files for
2995 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
2997 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
2998 * config/s390/s390.c (s390_overlap_p): New function.
2999 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
3000 peephole2, "*xc" peephole2): Added overlap check to the peephole2
3003 2005-09-16 Richard Guenther <rguenther@suse.de>
3005 * ipa-pure-const.c (static_execute): Free auxiliar information.
3006 * ipa-type-escape.c (discover_unique_type): Free temporary key.
3007 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
3009 2005-09-15 DJ Delorie <dj@redhat.com>
3011 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
3013 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
3015 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
3017 (swap_commutative_operands_with_target): New.
3019 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
3021 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
3024 (estimate_iters_using_array): New function.
3025 * tree-data-ref.h (estimate_iters_using_array): Prototype
3026 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
3027 Use estimate_iters_using_array instead of analyze_array.
3029 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
3031 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
3034 2005-09-15 Michael Matz <matz@suse.de>
3036 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
3038 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
3040 PR tree-optimization/23835
3041 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
3042 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
3044 2005-09-14 Richard Henderson <rth@redhat.com>
3046 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
3047 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
3049 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
3051 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
3052 in the ARRAY_TYPE case.
3054 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
3056 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
3058 2005-09-14 Uros Bizjak <uros@kss-loka.si>
3061 * tree-vect-transform.c (vectorizable_operation): Return false for
3062 scalar shift operations and for vector shift operations with
3063 non-invariant shift arguments. Use scalar tree operand op1 as
3064 a shift operand when vector shift insn pattern uses scalar shift
3066 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
3068 2005-09-14 Olivier Hainque <hainque@adacore.com>
3070 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
3071 value if it has side-effects.
3073 2005-09-14 David Edelsohn <edelsohn@gnu.org>
3076 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
3078 2005-09-14 Alan Modra <amodra@bigpond.net.au>
3080 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
3081 passed as NAME as if it were label at start of function code.
3083 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
3085 * config/sh/sh.md (*movv4sf_i): Add general register cases to
3088 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
3090 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
3091 as early clobber. Rewrite so the PIC register is not implicitly used.
3093 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3095 * tree.c (annotate_with_file_line): Compare line numbers before
3098 2005-09-13 Uros Bizjak <uros@kss-loka.si>
3101 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
3102 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
3104 2005-09-13 Ian Lance Taylor <ian@airs.com>
3106 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
3107 than a HOST_WIDEST_INT to gen_doloop_begin.
3109 2005-09-13 Diego Novillo <dnovillo@redhat.com>
3111 * tree-dfa.c (dump_variable): Guard against NULL annotations.
3113 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
3115 PR tree-optimize/23817
3116 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
3118 2005-09-13 Alan Modra <amodra@bigpond.net.au>
3121 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
3122 word before changing the stack pointer. Use gen_frame_mem for MEMs.
3123 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
3124 (restore_stack_nonlocal): Likewise.
3125 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
3127 2005-09-12 Ian Lance Taylor <ian@airs.com>
3130 * c.opt (ffriend-injection): New C++ option.
3131 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
3132 (C++ Dialect Options): Document -ffriend-injection.
3134 2005-09-12 Josh Conner <jconner@apple.com>
3137 * ipa-reference.c (static_execute): Don't mark variables in
3138 named sections TREE_READONLY.
3140 2005-09-12 Alan Modra <amodra@bigpond.net.au>
3142 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
3145 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
3147 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
3148 V_MUST_DEF instead of just the first_use_p.
3149 Don't mark the virtual variables for renaming on the statement which
3151 (pass_dse): Remove TODO_update_ssa.
3153 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
3156 * stor-layout.c (compute_record_mode): For records with a single
3157 field, actually check the field's mode size against the type size.
3159 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
3160 registers for TARGET_SHMEDIA.
3161 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
3162 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
3163 of GENERAL_REGS and FP_REGS.
3165 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
3167 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
3169 2005-09-12 Alan Modra <amodra@bigpond.net.au>
3171 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
3172 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
3173 are omitted. Exclude stack_tie insn too.
3175 2005-09-11 David Edelsohn <edelsohn@gnu.org>
3177 PR rtl-optimization/23098
3178 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
3180 * config/rs6000/rs6000.md (movdf splitter): Use
3181 const_double_operand predicate for TARGET_POWERPC64.
3182 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
3183 SYMBOL_REF method to ABI_V4.
3185 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
3186 replace_equiv_address.
3187 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
3188 rs6000_sr_alias_set and MEM_NOTRAP.
3189 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
3191 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
3193 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
3194 handle CALL_EXPR again.
3196 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
3198 * arm/predicates.md (alignable_memory_operand): Delete.
3200 2005-09-10 Richard Henderson <rth@redhat.com>
3203 * dbxout.c (dbxout_expand_expr): New.
3204 (dbxout_symbol): Use it.
3206 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
3208 * arm.c (arm_gen_rotated_half_load): Delete.
3209 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
3210 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
3211 (thumb_set_return_address): Likewise.
3212 (thumb_load_double_from_address): Use adjust_address.
3213 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
3214 (extendhsisi2_mem, movhi_bytes): Use change_address.
3215 (movhi): Use widen_memory_access.
3216 (reload_out_df): Use replace_equiv_address.
3217 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
3219 2005-09-09 Richard Henderson <rth@redhat.com>
3222 * dbxout.c: Include expr.h.
3223 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
3224 (dbxout_symbol): Handle DECL_VALUE_EXPR.
3225 * Makefile.in (dbxout.o): Add EXPR_H.
3227 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
3229 PR tree-optimization/23509
3230 * tree-cfg.c (replace_uses_by): Use replace_exp.
3231 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
3232 pointers have name_mem_tag or type_mem_tag set.
3234 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
3236 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
3237 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
3238 of wrongly accessing operands.
3240 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
3242 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
3243 * tree-chrec.c: Include tree-scalar-evolution.h.
3244 (chrec_convert): Instantiate the base and step before calling
3245 scev_probably_wraps_p that would fail on parametric evolutions.
3246 Collect all the fails into a single section failed_to_convert,
3247 print a diagnostic, and return chrec_dont_know instead of calling
3249 * tree-scalar-evolution.c (loop_closed_phi_def): New.
3250 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
3252 (scev_const_prop): Don't replace the definition of a loop closed ssa
3253 phi node by itself, or by another loop closed ssa phi node.
3254 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
3255 that base and step are defined.
3257 2005-09-09 Richard Guenther <rguenther@suse.de>
3260 * fold-const.c (fold_ternary): Check truth_value_p before
3261 calling invert_truthvalue.
3263 2005-09-09 Nick Clifton <nickc@redhat.com>
3265 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
3266 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
3267 dimension of these arrays.
3268 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
3270 * longlong.h: Only provide a prototype for the __clz_tab[] array
3271 if this header has not been included from libgcc2.h.
3272 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
3274 Provide prototypes for exported functions.
3275 Use the __clz_tab[] and __popcount_tab[] arrays provided by
3278 2005-09-08 Josh Conner <jconner@apple.com>
3282 * expr.c (expand_expr_addr_expr_1): Don't invoke
3283 expand_simple_binop for EXPAND_INITIALIZER.
3285 2005-09-08 Richard Henderson <rth@redhat.com>
3288 * toplev.c (wrapup_global_declaration_1): Split out ...
3289 (wrapup_global_declaration_2): ... from ...
3290 (wrapup_global_declarations): ... here. Return bool.
3291 (check_global_declaration_1): Split out ...
3292 (check_global_declarations): from here.
3293 (emit_debug_global_declarations): New.
3294 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
3295 check_global_declaration_1, emit_debug_global_declarations): Declare.
3296 * c-decl.c (c_write_global_declarations_1): Don't create a vector
3297 of decls. Call wrapup_global_declaration_1,
3298 wrapup_global_declaration_2, check_global_declaration_1 directly.
3299 (c_write_global_declarations_2): New.
3301 (c_write_global_declarations): Call c_write_global_declarations_2.
3302 * langhooks.c (write_global_declarations): Call
3303 emit_debug_global_declarations.
3305 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
3306 remove decls that have DECL_RTL_SET_P.
3307 * passes.c (rest_of_decl_compilation): Invoke
3308 cgraph_varpool_finalize_decl for all but functions.
3310 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3312 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
3313 the result of a conversion if the new min and max cannot be compared.
3315 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
3317 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
3318 (override_options): Setting s390_sr_alias_set removed.
3319 (save_fpr, save_gprs): Set alias set to vararg or frame.
3320 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
3321 s390_sr_alias_set with get_frame_alias_set ().
3322 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
3323 get_varargs_alias_set ().
3325 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
3329 * c-parser.c (c_parser_objc_method_definition): If the next
3330 token is not "{", error out and don't start the function.
3332 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
3334 * tree-vrp.c (extract_range_from_expr): Move the check for non
3335 nullness after the check for gimple invariant.
3337 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3339 * tree.c (host_integerp, tree_low_cst): Correct function comment.
3341 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3344 * config/m32r.md (movmemsi_internal): Canonicalize order of
3345 operands in PLUS component of template.
3347 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
3349 * reload1.c (fixup_eh_region_note): Remove assertion.
3350 (fixup_abnormal_edges): Reverted removal of call to
3351 find_many_sub_basic_blocks made on 2005-08-31.
3353 2005-09-07 Richard Henderson <rth@redhat.com>
3355 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
3356 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
3357 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
3358 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
3359 rearrange for better packing.
3360 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
3361 (lookup_cfa_1): Remove inline marker.
3362 (cfa_equal_p): Split out of ...
3363 (def_cfa_1): ... here. Use INVALID_REGNUM.
3364 (build_cfa_loc): Handle !cfa->indirect.
3365 (frame_pointer_cfa_offset): New.
3366 (dbx_reg_number): Assert register elimination performed; do
3367 leaf register remapping.
3368 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
3369 (eliminate_reg_to_offset): New.
3370 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
3371 for verifiably local stack frame addresses; re-base to CFA.
3372 (mem_loc_descriptor): Remove can_use_fbreg argument.
3373 (concat_loc_descriptor, loc_descriptor): Likewise.
3374 (containing_function_has_frame_base): Remove.
3375 (rtl_for_decl_location): Don't do register elimination or
3376 leaf register remapping here.
3377 (secname_for_decl): Split out from ..
3378 (add_location_or_const_value_attribute): ... here.
3379 (convert_cfa_to_loc_list): New.
3380 (compute_frame_pointer_to_cfa_displacement): New.
3381 (gen_subprogram_die): Use them.
3382 * tree.h (frame_base_decl): Remove.
3383 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
3384 (prologue_stack_adjust): Remove.
3385 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
3386 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
3387 (set_frame_base_location): Remove.
3388 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
3389 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
3390 (vt_add_function_parameters): Don't eliminate_regs.
3391 (vt_initialize): Don't create frame_base_decl.
3393 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3395 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
3396 version of GNU binutils for 4.x and later.
3398 2005-09-06 Mark Mitchell <mark@codesourcery.com>
3400 * ggc-page.c (ggc_push_context): Remove.
3401 (ggc_pop_context): Likewise.
3402 * ggc.h (ggc_push_context): Remove.
3403 (ggc_pop_context): Likewise.
3405 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3408 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
3409 returning from an interrupt handler.
3411 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3414 * config/arc/arc.c (output_shift): Add check for loop count when
3417 2005-09-06 Steven Bosscher <stevenb@suse.de>
3419 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
3421 (abs_replacement): Likewise.
3422 (pass_phiopt): Remove TODO_update_ssa.
3424 2005-09-06 Jakub Jelinek <jakub@redhat.com>
3427 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
3428 if "return with no value, in function returning non-void" warning
3430 * tree-cfg.c (execute_warn_function_return): Don't look at
3431 RETURN_EXPRs with TREE_NO_WARNING set.
3434 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
3435 for internal functions doesn't use registers used by global registers
3436 variables. Use fewer register parameters if there are global register
3439 2005-09-06 Olivier Hainque <hainque@adacore.com>
3440 Eric Botcazou <ebotcazou@adacore.com>
3443 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
3444 when we would be extracting outside its bit span (bitpos+bitsize
3445 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
3446 Ada unchecked conversions.
3448 2005-09-06 Steven Bosscher <stevenb@suse.de>
3450 * tree-ssa-pre.c (try_look_through_load): New function.
3451 (compute_avail): Use it to try to look through loads for some
3452 more useful expressions.
3454 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3456 * simplify-rtx.c (simplify_binary_operation_1): Correct the
3457 condition for detecting cases like (a&a) and (a^a).
3459 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
3461 * common.opt: Add option ftree-vect-loop-version.
3462 * params.def: Add --param vect-max-version-checks.
3463 * doc/invoke.texi: Document ftree-vect-loop-version and
3464 --param vect-max-version-checks.
3465 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
3466 may_misalign_stmts and defines for accessors.
3467 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
3468 LOOP_VINFO_MAY_MISALIGN_STMTS.
3469 (destroy_loop_vec_info): VEC_free for
3470 LOOP_VINFO_MAY_MISALIGN_STMTS.
3471 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
3472 Update documentation.
3473 (vect_update_misalignment_for_peel): New.
3474 (vect_enhance_data_refs_alignment): Update to choose loop
3475 peeling or loop versioning if appropriate for the (potentially)
3476 unaligned data references in the loop.
3477 (vect_analyze_data_refs_alignment): Remove call to
3478 vect_enhance_data_refs_alignment so the checks can be done
3480 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
3481 and move up call to vect_analyze_data_refs_alignment.
3482 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
3483 (vect_transform_loop): Add call to loop_version.
3485 2005-09-06 Jakub Jelinek <jakub@redhat.com>
3487 PR rtl-optimization/23098
3488 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
3489 * simplify-rtx.c (constant_pool_reference_p): New function.
3490 * rtl.h (constant_pool_reference_p): New prototype.
3491 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
3492 constant_pool_reference_p in condition and
3493 avoid_constant_pool_reference in preparation statements.
3495 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
3497 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
3498 STRICT_LOW_PART SETs.
3500 2005-09-06 Alan Modra <amodra@bigpond.net.au>
3503 * except.c (sjlj_emit_function_enter): Find the function begin
3504 note even when it's not in first basic block.
3506 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
3508 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
3509 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
3510 * aclocal.m4: Regenerate.
3512 2005-09-05 DJ Delorie <dj@redhat.com>
3514 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
3517 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
3519 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
3520 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
3521 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
3522 Follow spelling conventions.
3523 * doc/invoke.texi: Follow spelling conventions.
3525 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
3527 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
3528 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
3529 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
3531 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
3534 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
3535 (output_stack_adjust): Use gen_tmp_stack_mem.
3536 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
3537 (sh_set_return_address, sh_allocate_initial_value): Likewise.
3538 (sh_get_pr_initial_val): Likewise.
3539 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
3540 (sh_initialize_trampoline): Likewise. Also use adjust_address.
3541 * sh.md (divsi_inv_m0): Use gen_const_mem.
3542 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
3543 (movdf_i4+1): Use gen_tmp_stack_mem.
3544 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
3545 (fpu_switch+2): Likewise.
3546 (movv4sf_i, movv16sf_i): Use adjust_address.
3547 (symGOT_load): Set MEM_NOTRAP_P bit.
3549 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3552 * pa.c (emit_move_sequence): Fix typo in last change.
3554 2005-09-03 Jakub Jelinek <jakub@redhat.com>
3556 PR rtl-optimization/23454
3557 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
3560 2005-09-03 Richard Henderson <rth@redhat.com>
3561 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3564 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
3567 2005-09-02 Nicolas Pitre <nico@cam.org>
3569 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
3570 to bit_count to 32 bits.
3572 2005-08-31 Mark Mitchell <mark@codesourcery.com>
3575 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
3576 generating synthetic loads from volatile lvalues.
3578 005-09-02 Nick Clifton <nickc@redhat.com>
3580 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
3581 __ctzhi2, __clzhi2): New functions.
3583 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
3586 * tree-nested.c (struct var_map_elt): Mark with GTY.
3587 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
3589 (lookup_field_for_decl): Allocate new element in GC memory.
3590 (lookup_tramp_for_decl): Likewise.
3591 (convert_nl_goto_reference): Likewise
3592 (create_nesting_tree): Allocate info in GC memory. Likewise for
3594 (free_nesting_tree): Free with ggc_free instead of free.
3595 (root): New static variable.
3596 (lower_nested_functions): Remove root as local variable. And zero out
3597 root at the end of the function.
3599 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
3601 PR rtl-optimization/20365
3602 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
3603 to short. New member ix.
3604 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
3605 (simplify_plus_minus): Initialize ix members before calling qsort.
3607 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
3609 PR tree-optimization/23626
3610 * tree-cfg.c (replace_uses_by): Clean up eh info.
3612 2005-09-01 DJ Delorie <dj@redhat.com>
3614 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
3617 2005-09-01 David Edelsohn <edelsohn@gnu.org>
3619 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
3620 (rs6000_split_multireg_move): Use replace_equiv_address instead of
3623 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
3625 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
3626 do not issue warning for a variable definition following
3629 2005-09-01 Richard Henderson <rth@redhat.com>
3632 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
3633 conversion to CONST_VECTOR.
3635 2005-09-01 Richard Henderson <rth@redhat.com>
3638 * reload1.c (reload_as_needed): Check !CALL_P before calling
3639 fixup_eh_region_note.
3640 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
3642 2005-09-01 DJ Delorie <dj@redhat.com>
3644 * varasm.c (output_constant): Let the target resolve
3645 conversions of addresses to non-default pointer sizes.
3647 2005-09-01 Nicolas Pitre <nico@cam.org>
3649 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
3650 to alow matching ARM pre-indexed addressing mode.
3651 (arm_override_options): Remove now irrelevant comment.
3653 2005-09-01 Phil Edwards <phil@codesourcery.com>
3655 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
3656 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
3657 * config/i386/vxworks.h: Likewise.
3658 * config/i386/t-vxworksae: New file, for VxWorks AE.
3659 * config/i386/vxworksae.h: Likewise.
3661 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
3663 PR tree-optimization/23410
3664 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
3665 sequence is not wrapping during the first step.
3667 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3670 * dwarf2out.c (base_type_die): Compare char_type_node with
3671 TYPE_MAIN_VARIANT (type), not type.
3673 2005-09-01 Richard Guenther <rguenther@suse.de>
3675 PR tree-optimization/15366
3676 * common.opt: Add -finline-functions-called-once.
3677 Put -fearly-inlining in alphabetically ordered place.
3678 * doc/invoke.texi: Document new option.
3679 * ipa-inline.c (cgraph_decide_inlining): Honour
3680 flag_inline_functions_called_once.
3682 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3684 PR rtl-optimization/23478
3685 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
3686 (alloc_qty): Initialize it.
3687 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
3688 (combine_regs): Combine also n_throwing_calls_crossed fields.
3689 (find_free_reg): Don't attempt to caller-save pseudos crossing
3690 calls that might throw.
3691 * global.c (struct allocno): Add throwing_calls_crossed field.
3692 (global_alloc): Revert 2005-08-22 change. Initialize
3693 throwing_calls_crossed.
3694 (find_reg): Don't attempt to caller-save pseudos crossing calls that
3697 2005-09-01 Alan Modra <amodra@bigpond.net.au>
3700 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
3701 (mask64_operand): Reinstate code prior to 2005-06-11 change.
3702 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
3703 (and64_2_operand): Tweak to use predicate.
3704 (and_operand): Adjust for mask_operand changes.
3705 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
3706 (print_operand): Likewise.
3707 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
3708 (mask64_1or2_operand): Delete.
3709 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
3710 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
3711 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
3712 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
3713 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
3714 (rotldi3_internal4): Likewise.
3715 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
3716 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
3717 (ashldi3_internal7): Likewise.
3718 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
3719 (ashldi3_internal, ashldi3_internal9 split): Likewise.
3720 (anddi3 split): Don't match mask64_operand.
3721 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
3722 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
3723 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
3724 't' splitter predicate.
3725 (movdi_internal64 + 2): Revert 2005-06-11 change.
3727 2005-08-31 DJ Delorie <dj@redhat.com>
3729 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
3730 (m32c_asm_integer): Add support for 32 bit pointers.
3732 2005-08-31 Richard Henderson <rth@redhat.com>
3734 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
3735 component-like references for setting MEM_NOTRAP_P.
3737 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
3738 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
3740 2005-08-31 Richard Henderson <rth@redhat.com>
3742 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
3743 into a pseudo before applying gen_lowpart.
3745 2005-08-31 Geoffrey Keating <geoffk@apple.com>
3747 * doc/install.texi (Specific): Update cctools version required
3748 for full functionality.
3749 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
3750 linkers as -macosx_version_min.
3752 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
3755 * sh.c (print_operand, %R and %S): Add handling of floating point
3756 registers, memory, constants and invalid operands.
3758 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
3760 * ipa-pure-const.c: Change dump name.
3762 2005-08-31 Uros Bizjak <uros@kss-loka.si>
3765 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
3766 to "reg_or_0_operand".
3767 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
3769 2005-08-31 Dale Johannesen <dalej@apple.com>
3771 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
3772 loops that count down.
3774 2005-08-31 Richard Henderson <rth@redhat.com>
3777 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
3778 (fixup_eh_region_note): New.
3779 (reload_as_needed): Call it.
3780 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
3781 don't call find_many_sub_basic_blocks; call verify_flow_info.
3782 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
3783 (keep_stack_depressed): Likewise.
3784 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
3786 2005-08-31 Richard Henderson <rth@redhat.com>
3788 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
3791 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
3793 * expr.c (expand_expr_real_1): Compare size of address
3794 mode to target's address mode size in deciding expansion of
3795 the constant address.
3797 2005-08-31 Richard Guenther <rguenther@suse.de>
3800 * expr.c (all_zeros_p): New function.
3801 (expand_expr_real_1): Handle the case of an all-zero
3802 non-addressable constructor separately.
3804 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
3806 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
3807 arguments, adjust all callers.
3808 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
3810 2005-08-30 Richard Henderson <rth@redhat.com>
3813 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
3814 whenever the mode sizes match.
3816 2005-08-31 Alan Modra <amodra@bigpond.net.au>
3818 * calls.c (load_register_parameters): Fix comment typo.
3819 * expr.c (emit_push_insn): Comment formatting.
3821 2005-08-30 Ian Lance Taylor <ian@airs.com>
3823 * config/i386/x-cygwin (host-cygwin): Change dependency from
3824 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
3826 2005-08-29 Geoffrey Keating <geoffk@apple.com>
3828 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
3831 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
3834 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
3835 call to ggc_collect.
3837 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
3840 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
3841 beginning. Remove $(INCLUDES) from all the rules, if following
3842 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
3844 2005-08-29 Jakub Jelinek <jakub@redhat.com>
3847 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
3848 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
3849 not constant, but maxlen is, don't set len to maxlen, rather
3850 set maxlen to len if len is a constant.
3852 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
3854 PR tree-optimization/23475
3855 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
3858 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
3860 Fix PR middle-end/22455
3862 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
3863 Checksum only the parts of the tree that exist for the tree code.
3865 2005-08-28 Dale Johannesen <dalej@apple.com>
3867 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
3869 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
3871 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
3873 2005-08-28 Richard Henderson <rth@redhat.com>
3875 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
3876 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
3879 2005-08-28 Jakub Jelinek <jakub@redhat.com>
3882 * builtins.c (get_memory_rtx): Don't strip nops
3883 in between COMPONENT_REFs.
3885 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
3888 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
3890 (gimplify_modify_expr): Check for zero sized types and gimplify the
3891 rhs and lhs as statements.
3893 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
3896 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
3897 state for return address column of signal frames.
3899 2005-08-27 David Edelsohn <edelsohn@gnu.org>
3902 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
3903 bytes >= 2 not bytes == 2.
3904 (expand_block_move): Same.
3906 2005-08-27 Richard Guenther <rguenther@suse.de>
3909 * config/i386/sse.md (sse2_movsd): Add missing closing
3912 2005-08-27 Paul Brook <paul@codesourcery.com>
3914 * genrecog.c (enum decision_type): Add DT_num_insns.
3915 (struct decision_test): Add u.num_insns.
3916 (add_to_sequence): Add DT_num_insns test.
3917 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
3918 (write_cond, debug_decision_2): Ditto.
3919 (change_state): Assume peep2_next_insn never fails.
3920 Remove "afterward" argument.
3921 (write afterward, write_tree): Update to match.
3922 * recog.c (peep2_current_count): New variable.
3923 (peep2_next_insn): Check it.
3924 (peephole2_optimize): Set peep2_current_count.
3925 * recog.h (peep2_current_count): Declare.
3927 2005-08-26 Josh Conner <jconner@apple.com>
3930 * ipa-pure-const.c (check_tree): Check for volatile-ness
3931 when considering a dereference.
3933 2005-08-27 Jakub Jelinek <jakub@redhat.com>
3935 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
3937 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3939 PR rtl-optimization/23561
3940 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
3941 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
3942 at most LEN bytes long memory fits into the field.
3943 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
3944 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
3945 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
3947 2005-08-26 Richard Henderson <rth@redhat.com>
3950 * loop.c (biased_biv_may_wrap_p): New.
3951 (maybe_eliminate_biv_1): Use it to suppress non-equality
3952 comparison transformations. Delete disabled code.
3954 2005-08-26 Ian Lance Taylor <ian@airs.com>
3956 * combine.c (make_extraction): Avoid reference outside object.
3958 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
3960 * stor-layout.c (finalize_type_size): Restore behaviour for
3961 non-aggregate types to the status quo ante of the patch for
3962 pr 23467. Document why it matters.
3964 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3967 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
3968 array by one element, initialize the BT_LAST element with NULL.
3970 2005-08-26 David Edelsohn <edelsohn@gnu.org>
3972 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
3973 optimizing for size.
3975 (compare_plus_eqsi): Same.
3976 (plus_eqsi_compare): Same.
3977 (neg_eq0<mode>): Same.
3978 (neg_eq<mode>): Same.
3980 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
3983 2005-08-26 Nick Clifton <nickc@redhat.com>
3985 * config/v850/v850.c (ep_memory_operand): Return FALSE if
3986 TARGET_EP is not defined.
3987 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
3988 TARGET_EP is enabled.
3989 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
3990 * config/v850/v850.md (save_all_interrupt): Only use the EP
3991 register if TARGET_EP is defined.
3992 (restore_all_interrupt): Likewise.
3993 * config/v850/lib1funcs.asm: Update functions so that the EP
3994 register is only used if __EP__ is defined.
3996 2005-08-26 David Ung <davidu@mips.com>
3998 * config/mips/mips.c (mips_expand_prologue): Handle case when
3999 generating for MIPS16 and the outgoing argument area is more than
4000 SMALL_OPERAND. Use the frame pointer as temporary to generate the
4003 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
4005 * config/crx/crx.md: Make doloop_end pattern usage controllable
4006 via mloop-nesting=<max-nesting> command line switch. Make sure
4007 the combiner cannot use doloop_end_<mode> in an illegal way.
4008 * config/crx/crx.c: Use regs up to r6 for argument passing.
4009 Refine crx_address_cost (non cst4 displacements are expensive).
4010 * config/crx/crx.opt: Add switch for mloop-nesting=.
4012 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
4014 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
4015 (UNSPEC_MVST): New constant.
4017 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
4019 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
4020 Reject operands containing eliminable registers.
4021 * testsuite/gcc.dg/20050825-1.c: New testcase.
4023 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4024 Jan Hubicka <jh@suse.cz>
4026 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
4028 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4030 PR tree-optimization/23546
4031 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
4034 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
4036 * params.def (PARAM_MIN_SPEC_PROB): New.
4037 * sched-rgn.c (MIN_PROBABILITY): Delete.
4038 (compute_trg_info): Convert to PARAM_VALUE.
4039 * doc/invoke.texi (param): Document min-spec-prob.
4041 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
4043 * config/darwin.h: define __PIC__
4044 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
4045 TARGET_OS_CPP_BUILTINS macro.
4047 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4049 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
4052 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
4054 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
4056 * cfghooks.c (duplicate_block): Added position where to place
4057 new block as argument.
4058 * cfghooks.h (duplicate_block): Declaration changed.
4059 * cfglayout.c (copy_bbs): Add argument after. Pass it to
4061 * cfglayout.h (copy_bbs): Declaration changed.
4062 * cfgloop.h (loop_version): Declaration changed.
4063 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
4064 position to copy_bbs.
4065 (loop_version): Pass position to duplicate_loop_to_header_edge.
4066 Add place_after argument and position new blocks according to
4068 * modulo-sched.c (sms_schedule): Pass place_after argument
4070 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
4071 * tree-cfg.c (split_edge_bb_loc): New function.
4072 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
4073 to determine position of new blocks.
4074 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
4076 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
4077 argument to duplicate_block.
4078 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
4079 Pass position to copy_bbs.
4081 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
4083 * fold-const.c (ptr_difference_const): Use
4084 cst_and_fits_in_hwi instead of host_integerp.
4086 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4088 * config/darwin.c (gen_pic_offset): New.
4089 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
4092 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
4094 PR tree-optimization/23486
4095 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
4097 2005-08-23 Phil Edwards <phil@codesourcery.com>
4099 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
4100 remove use_collect2.
4101 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
4103 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
4104 configuration files to override the default value.
4106 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
4107 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
4108 * config/vx-common.h: New file, split out from...
4109 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
4110 * config/vxworksae.h: New file, for VxWorks AE.
4111 * config/vxworks.opt: New file.
4112 * config/vxlib.c: Update for VxWorks 6.
4114 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
4115 other MULTILIB_* variables appropriately.
4116 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
4117 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
4118 * config/rs6000/vxworks.h: Update for VxWorks 6.
4119 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
4121 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
4124 * config/darwin.c (machopic_select_section): Remove the hack to
4125 mark "::operator new" and "::operator delete" for coalescing
4126 even though they are not weak.
4128 2005-08-24 Alan Modra <amodra@bigpond.net.au>
4130 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
4131 * configure: Regenerate.
4133 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
4136 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
4138 * convert.c (convert_to_integer, convert_to_vector): Likewise.
4139 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
4142 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
4144 * config/rs6000/predicates.md (equality_operator): New.
4145 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
4146 comparison with a large constant.
4148 2005-08-23 Mark Mitchell <mark@codesourcery.com>
4150 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
4152 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
4154 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
4155 registers is even, and we have a hardware double precision fp,
4157 (sh_gimplify_va_arg_expr): For floating point arguments, consider
4158 size of current argument when checking if argument was passed in
4161 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
4164 * stor-layout.c (finalize_type_size): Dont override
4165 existing alignment with a smaller alignment from the mode.
4167 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
4169 * lambda-code.c (lambda_vector_lexico_pos): Moved...
4170 * lambda.h (lambda_vector_lexico_pos): ... here.
4171 * tree-data-ref.c (build_classic_dist_vector): Return false when
4172 the distance vector is lexicographically negative.
4174 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
4176 PR tree-optimization/23511
4177 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
4178 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
4180 2005-08-23 Jakub Jelinek <jakub@redhat.com>
4182 PR tree-optimization/22043
4183 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
4184 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
4185 If ALLOW_FLEXARR, handle types ending with flexible array member.
4186 Pass false as second argument to recursive count_type_elements calls.
4187 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
4188 argument to count_type_elements call.
4189 * tree-sra.c (decide_block_copy): Likewise.
4190 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
4191 for a constant-sized object, set cleared as well. Pass true as
4192 second argument to count_type_elements call.
4194 2005-08-23 Alan Modra <amodra@bigpond.net.au>
4197 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
4198 from legitimate_small_data_p, and make global. Update use.
4199 Remove forward declaration.
4200 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
4202 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
4204 2005-08-23 David Edelsohn <edelsohn@gnu.org>
4206 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
4207 of scratch intermediates.
4208 (eq<mode>_compare): Same.
4209 (neg_eq0<mode>): New.
4210 (neg_eq<mode>): Convert to define_insn_and_split.
4212 2005-08-23 Alan Modra <amodra@bigpond.net.au>
4215 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
4216 stdarg functions, set/clear the fp marker even when no variable
4218 * config/rs6000/sysv4.opt (mprototype): Describe.
4220 2005-08-22 Jakub Jelinek <jakub@redhat.com>
4222 PR rtl-optimization/23478
4223 * regs.h (reg_info): Add throw_calls_crossed.
4224 (REG_N_THROWING_CALLS_CROSSED): Define.
4225 * flow.c (allocate_reg_life_data): Initialize
4226 REG_N_THROWING_CALLS_CROSSED.
4227 (propagate_one_insn, attempt_auto_inc): Update
4228 REG_N_THROWING_CALLS_CROSSED.
4229 * global.c (global_alloc): Don't allocate pseudos across
4230 calls that may throw.
4232 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
4235 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
4236 value is inbetween the range if we did not find an exact match.
4238 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
4240 * doc/invoke.texi (Option Summary): Add ms1 options.
4241 * doc/extend.texi: Document interrupt handler attribute for ms1.
4242 * doc/md.texi: Document ms1 constraints.
4243 * config.gcc: Add ms1-*-elf.
4244 * config/ms1/ms1.h: New.
4245 * config/ms1/ms1.c: New.
4246 * config/ms1/ms1.md: New.
4247 * config/ms1/ms1-protos.h: New.
4248 * config/ms1/ABI.txt: New.
4249 * config/ms1/crti.asm: New.
4250 * config/ms1/crtn.asm: New.
4251 * config/ms1/lib2extra-funcs.c: New.
4252 * config/ms1/t-ms1: New.
4253 * config/ms1/ms1.opt: New.
4255 2005-08-22 Ira Rosen <irar@il.ibm.com>
4257 * config/rs6000/altivec.md (xorv4sf3): New.
4258 (negv4sf2, neg<mode>2): Likewise.
4260 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
4263 * config/ia64/ia64.md (divsi3): Check divide by zero.
4264 (udivsi3): Likewise.
4266 (udivdi3): Likewise.
4268 2005-08-21 Jakub Jelinek <jakub@redhat.com>
4270 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
4271 up to elem_bitsize bits, not max_bitsize.
4273 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
4275 PR tree-optimization/23433
4276 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
4277 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
4279 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
4281 PR tree-optimization/23434
4282 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
4283 the iteration bound is not an INTEGER_CST.
4285 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
4287 * tree-vect-transform.c (get_initial_def_for_reduction): Set
4288 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
4289 NULL if need_epilog_adjust is false.
4290 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
4291 Case 3 always peels first itration, not just for PLUS case, and no need
4292 to use scalar_initial_def here. Create an epilog adjustment only if
4293 scalar_initial_def is not NULL.
4295 (vectorizable_reduction): Remove assert.
4297 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
4300 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
4301 (__moddi3): Likewise.
4302 (__udivdi3): Likewise.
4303 (__umoddi3): Likewise.
4304 (__divsi3): Likewise.
4305 (__modsi3): Likewise.
4306 (__udivsi3): Likewise.
4307 (__umodsi3): Likewise.
4309 2005-08-20 Jakub Jelinek <jakub@redhat.com>
4311 * tree-pass.h (TDF_GRAPH): Define.
4312 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
4313 * passes.c (finish_optimization_passes): Only call
4314 finish_graph_dump_file if TDF_GRAPH is set.
4315 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
4316 NULL. Set TDF_GRAPH bit.
4317 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
4319 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
4321 * arm.h (arm_stack_offsets): Add locals_base field.
4322 * arm.c (arm_get_frame_offsets): Compute it.
4323 (thumb_compute_initial_elimination offset): Make the Thumb frame
4324 pointer point to the base of the local variables.
4325 (thumb_expand_prologue): Update accordingly.
4326 (thumb_expand_epilogue): Likewise.
4328 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
4329 mode of clobbered scratch to DImode. Handle a case that's known to
4332 2005-08-19 David Edelsohn <edelsohn@gnu.org>
4334 * config/rs6000/rs6000.md (gt0<mode>): Delete.
4335 (gt0<mode>_compare): Delete.
4336 (neg_gt0<mode>): Delete.
4338 2005-08-19 Eric Christopher <echristo@apple.com>
4340 * optabs.h: Change CTI_ to COI_.
4343 2005-08-19 James E Wilson <wilson@specifix.com>
4345 * builtins.c (expand_builtin_return_addr): Set
4346 current_function_accesses_prior_frames when count != 0. Use
4347 frame_pointer_rtx when count == 0.
4348 * function.h (struct function): Add accesses_prior_frames field.
4349 (current_function_accesses_prior_frames): Define.
4350 * reload1.c (init_elim_table): Check
4351 current_function_accesses_prior_frames.
4352 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
4354 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4356 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
4357 indicator. Return true if the flowgraph changed during
4360 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4363 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
4364 conditional expression before testing its value.
4366 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4368 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
4370 2005-08-19 Devang Patel <dpatel@apple.com>
4372 PR tree-optimization/23048
4373 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
4374 third parameter. Check whether latch is dominated by exit
4376 (if_convertible_loop_p): Supply exit block itself to
4377 if_convertible_bb_p.
4379 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
4382 * arm.md (arm_load_pic_register): Change argument to the mask of
4383 saved registers. Call thumb_find_work_register if we need a
4384 scratch register on Thumb.
4385 (arm_expand_prologue): Pass empty register set to
4386 arm_load_pic_register.
4387 (thumb_expand_prologue): Pass live_regs_mask directly to
4388 arm_load_pic_register.
4389 * arm-protos.h (arm_load_pic_register): Update prototype.
4391 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
4393 * sh.c (find_sole_member): New function.
4394 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
4395 if the record's alignment is larger than the size of its only member.
4397 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
4400 * arm.c (thumb_legitimize_reload_address): New function.
4401 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
4402 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
4404 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
4406 * config/crx/crx.c: Implement crx_decompose_address. Reject
4407 symbolic displacements since CRX register relative adressing
4408 mode can't handle unsigned 32-bit values as displacements.
4409 * config/crx/crx.h: Simplify definitions, remove redundant
4410 parenthesis and obsolete macros.
4411 * config/crx/crx.opt: Add new switch for debugging addresses.
4412 * config/crx/crx-protos.h: Add new declarations for above.
4414 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
4417 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
4420 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4422 * collect2.c (dup2): Delete.
4423 * configure.ac: Don't check for dup2.
4425 * config.in, configure: Regenerate.
4427 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
4429 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
4430 record with the type of its only member.
4432 2005-08-18 David Edelsohn <edelsohn@gnu.org>
4434 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
4435 define_insn_and_split.
4436 (plus_ltu<mode>_compare): Same.
4437 (gtu<mode>_compare): Same.
4438 (plus_gtu<mode>_compare): Same.
4440 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
4442 PR tree-optimization/22228
4443 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
4445 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
4446 are recorded in vect_vnames_to_rename for renaming.
4447 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
4448 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
4449 in vect_vnames_to_rename.
4450 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
4451 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
4453 2005-08-18 Jan Hubicka <jh@suse.cz>
4456 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
4457 info only for local statics, not for member variables.
4459 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4461 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
4463 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4465 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
4467 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
4470 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
4472 2005-08-17 James E Wilson <wilson@specifix.com>
4474 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
4477 2005-08-17 David Edelsohn <edelsohn@gnu.org>
4479 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
4480 (leu<mode>_compare): Same.
4481 (plus_leu<mode>): Same.
4482 (neg_leu<mode>): Same.
4483 (and_neg_leu<mode): Same.
4484 (ltu<mode>_compare): Same.
4485 (plus_ltu<mode>): Same.
4487 (geu<mode>_compare): Same.
4488 (plus_geu<mode>): Same.
4489 (neg_geu<mode>): Same.
4490 (and_neg_geu<mode>): Same.
4491 (plus_gt<mode>): Same.
4492 (gtu<mode>_compare): Same.
4493 (plus_gtu<mode>): Same.
4495 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
4497 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
4498 Move call_table_data to end. Delete spurious .text.
4499 (callt_save_all_interrupt): Fix comment typo.
4501 2005-08-17 James E Wilson <wilson@specifix.com>
4502 Kevin Winchester <winchester@amirix.com>
4505 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
4507 2005-08-17 Uros Bizjak <uros@kss-loka.si>
4510 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
4511 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
4513 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
4515 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
4516 record with the type of its only member if the modes don't match.
4518 * varasm.c (decode_reg_name): Skip empty additional register names.
4520 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
4522 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
4523 lsm_tmp_name_length): New.
4524 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
4525 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
4527 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4528 Andreas Krebbel <krebbel1@de.ibm.com>
4530 * config.gcc: Added z9-109 switch.
4531 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
4532 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
4533 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
4534 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
4535 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
4536 for "z9_109" cpu attribute.
4537 * config/s390/s390.c (z9_109_cost): New processor cost structure.
4538 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
4539 (s390_handle_arch_option): Added z9-109 switch.
4540 (override_options): Set respective cost function for z9-109.
4541 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
4542 (legitimate_reload_constant_p): Accept extended immediates.
4543 (print_operand): Three new output modifiers added: k, m and o.
4544 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
4545 (s390_output_mi_thunk): Use extended immediate when possible.
4546 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
4547 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
4548 (CONSTRAINT_LEN): Added length of O constraint.
4549 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
4550 * config/s390/s390.md ("cpu"): New value z9_109 added.
4551 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
4552 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
4553 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
4554 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
4555 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
4556 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
4557 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
4558 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
4559 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
4560 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
4561 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
4562 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
4563 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
4564 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
4565 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
4567 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
4568 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
4569 insns for TARGET_EXTIMM.
4571 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
4573 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
4575 2005-08-17 Nick Clifton <nickc@redhat.com>
4577 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
4578 Call default_encode_section_info.
4580 2005-08-17 Steven Bosscher <stevenb@suse.de>
4582 PR tree-optimization/21574
4583 * tree-ssa-ccp.c (likely_value): If the right hand side is a
4584 constant, return CONSTANT.
4585 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
4586 (ccp_fold, visit_assignment): Likewise.
4587 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
4589 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4591 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
4592 fold_buildN instead of buildN then fold_initializer or fold.
4593 (build_unary_op): Likewise.
4594 (build_binary_op): Likewise.
4595 * fold-const.c (fold_initializer): Remove.
4596 (fold_build1_initializer): New function.
4597 (fold_build2_initializer): New function.
4598 (fold_build3_initializer): New function.
4599 * tree.h (fold_initializer): Remove.
4600 (fold_build1_initializer): New function.
4601 (fold_build2_initializer): New function.
4602 (fold_build3_initializer): New function.
4604 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4606 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
4607 (try_move_mult_to_index): Call fold_build2 instead of build2.
4608 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
4609 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
4610 fold_binary_to_constant.
4611 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
4613 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
4614 check if A == gcd (A, B). Remove TYPE argument.
4615 (analyze_offset) Use fold_build2 instead of fold (build.
4616 (create_data_ref): Likewise.
4617 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
4618 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
4621 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
4623 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
4624 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
4626 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
4629 * gimplify.c (zero_sized_type): New function.
4630 (gimplify_modify_expr_rhs): If we have a zero sized type,
4631 replace the statement with an empty statement.
4633 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
4635 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
4638 2005-08-16 Ian Lance Taylor <ian@airs.com>
4640 * doc/tm.texi (Label Output): Correct typo.
4642 2005-08-16 Steven Bosscher <stevenb@suse.de>
4645 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
4646 force_operand will work later on using have_insn_for.
4648 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4650 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
4652 2005-08-16 Ian Lance Taylor <ian@airs.com>
4655 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
4656 vector type, don't try to construct it element by element. Add an
4657 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
4659 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4661 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
4663 2005-08-16 Geoffrey Keating <geoffk@apple.com>
4665 * doc/invoke.texi (Precompiled Headers): Document some more options
4666 which are known to be safe.
4668 2005-08-16 James E Wilson <wilson@specifix.com>
4670 PR tree-optimization/21105
4671 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
4672 TREE_OVERFLOW check.
4674 2005-08-16 David Edelsohn <edelsohn@gnu.org>
4676 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
4677 (neg_ltu<mode>): Same.
4679 (neg_gtu<mode>): Same.
4681 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4683 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
4684 (fold_builtin_isdigit): Use fold_buildN.
4685 (build_function_call_expr): Likewise.
4686 * c-typeck.c (c_finish_loop): Likewise.
4688 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
4689 Richard Shann <rshann@superh.com>
4691 PR middle-end/20396:
4692 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
4694 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
4696 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
4698 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
4701 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
4702 arm_compure_save_reg0_reg12_mask to determine when the PIC register
4705 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4708 * fold-const.c (build_range_check): Disable optimization for function
4709 pointer expressions on targets that require function pointer
4712 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
4714 * simplify-rtx.c (simplify_const_relational_operation): When
4715 extracting arguments of a COMPARE, recompute the mode as well.
4717 2005-08-15 Ian Lance Taylor <ian@airs.com>
4719 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
4721 2005-08-15 DJ Delorie <dj@redhat.com>
4723 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
4725 (movsi_splittable): Allow, but split, moves to the stack.
4726 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
4729 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4731 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
4732 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
4733 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
4735 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
4736 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
4737 Delete HOST_PTR_PRINTF.
4739 * configure, config.in: Regenerate.
4741 2005-08-15 David Edelsohn <edelsohn@gnu.org>
4743 * config/rs6000/rs6000.md (QHSI): New mode macro.
4744 (wd): Extend mode attr for QImode and HImode
4745 (dbits): New mode attr.
4746 (zero_extend<mode>di2): Convert to mode macro.
4748 2005-08-15 Steve Ellcey <sje@cup.hp.com>
4751 * doc/invoke.texi (-mgnu-ld): Update description.
4754 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4757 * Makefile.in (tree-chrec.o): Depends on real.h.
4758 * tree-chrec.c: Include real.h.
4759 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
4760 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
4761 * tree-scalar-evolution.c (add_to_evolution_1,
4762 interpret_rhs_modify_expr): Ditto.
4764 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4767 * tree-data-ref.c (estimate_niter_from_size_of_data): When
4768 step is negative compute the estimation from init downwards to zero.
4770 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
4772 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
4774 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4776 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
4778 (legitimate_reload_constant_p): Fix handling of lliXX operands.
4779 Accept double-word constants that can be split.
4780 * config/s390/s390.md ("movti"): Use 'P' constraint.
4781 ("*movdi_31", "*movdf_31"): Likewise.
4783 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
4785 Fix PR tree-optimization/22615
4787 * tree-ssa-structalias.c (solution_set_add): Handle
4788 first_vi_for_offset returning NULL.
4789 (do_da_constraint): Ditto.
4790 (do_sd_constraint): Ditto.
4791 (do_ds_constraint): Ditto
4792 (find_func_aliases): Ditto.
4793 (build_constraint_graph): RHS is allowed be ANYTHING.
4794 (first_vi_for_offset): Return NULL if we couldn't find anything at
4797 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4799 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
4800 over memory as first operand.
4802 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
4805 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
4806 available for setting it.
4808 2005-08-14 Ira Rosen <irar@il.ibm.com>
4810 PR tree-optimization/23320
4811 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
4812 data-refs' types instead of base object nullness. Add check for
4813 pointer type data-refs before first location comparison. Remove
4816 2005-08-14 Andreas Schwab <schwab@suse.de>
4818 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
4820 2005-08-13 James E Wilson <wilson@specifix.com>
4822 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
4823 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
4824 -fstack-protector-all, --param ssp-buffer-size): Document.
4825 (-Wvariadic-macros): Alphabetize.
4826 (-fsched-stalled-insns-dep): Add missing 'f'.
4828 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
4831 2005-08-13 David Edelsohn <edelsohn@gnu.org>
4833 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
4834 or indirect address operand.
4835 (EXTRA_ADDRESS_CONSTRAINT): New.
4836 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
4838 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
4840 PR tree-optimization/22236
4841 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
4842 successors and predecessors.
4843 * tree-chrec.c (chrec_convert): Before converting, check that
4844 sequences don't wrap.
4845 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
4846 (analyze_array): Extern.
4847 (find_data_references_in_loop): Remove call to
4848 compute_estimated_nb_iterations.
4849 * tree-data-ref.h (analyze_array): Declared.
4850 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
4851 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
4852 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
4853 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
4855 * tree-ssa-loop-ivcanon.c: Fix documentation.
4856 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
4857 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
4858 (infer_loop_bounds_from_undefined): New.
4859 (estimate_numbers_of_iterations_loop): Use
4860 infer_loop_bounds_from_undefined.
4861 (used_in_pointer_arithmetic_p): New.
4862 (scev_probably_wraps_p): Pass an extra parameter. Call
4863 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
4864 (convert_step): Fix documentation.
4865 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
4866 Use initial_condition_in_loop_num and evolution_part_in_loop_num
4867 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
4868 scev_probably_wraps_p.
4870 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
4872 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
4873 (s390_register_info): Ignore clobbered_regs information for fixed
4874 registers, and only fixed registers.
4875 (s390_init_frame_layout): Remove redundant call.
4877 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
4879 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
4880 description of -Wold-style-casts.
4882 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4883 Jakub Jelinek <jakub@redhat.com>
4885 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4886 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
4887 * config/s390/s390.c (print_operand): New output modifier 'G' added.
4888 (get_thread_pointer): Renamed to s390_get_thread_pointer.
4889 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
4890 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
4891 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
4892 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4893 ("stack_protect_set", "stack_protect_test"): New expanders.
4894 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
4895 "stack_protect_testdi"): New insn definitions.
4897 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4899 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
4901 2005-08-12 Paul Brook <paul@codesourcery.com>
4903 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
4905 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4907 * config/s390/predicates.md (setmem_operand): New predicate.
4908 (shift_count_operand): Accept ANDs with special constants as
4910 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
4911 with special constants.
4912 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
4913 shift_count_operand with setmem_operand.
4915 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4917 * config/s390/s390.c (s390_extract_part, s390_single_part):
4919 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
4920 (s390_output_mi_thunk): Don't use lg on 31 bit.
4921 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
4922 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
4924 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4926 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
4927 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
4928 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
4929 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
4930 with one of the new macros.
4932 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4934 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
4935 Don't set save_return_addr_p.
4936 (s390_register_info): Make clobbered_regs not depending on
4939 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4941 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
4942 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
4944 2005-08-11 James E. Wilson <wilson@specifix.com>
4946 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
4948 2005-08-11 Jakub Jelinek <jakub@redhat.com>
4950 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
4951 locations gathered by var-tracking in single entry loc_list
4952 over loc_descriptor_from_tree.
4954 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
4955 pass it down to loc_descriptor.
4956 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
4957 (containing_function_has_frame_base): Move earlier in the file.
4958 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
4959 instead of always assuming fbreg can't be used.
4961 2005-08-11 David Edelsohn <edelsohn@gnu.org>
4963 * config/rs6000/altivec.md: Change constraint "m" to "Z".
4964 * config/rs6000/predicates.md (indexed_or_indirect_operand):
4965 Accept address wrapped in AND for Altivec.
4966 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4967 Strip AND wrapping offset address for Altivec.
4969 2005-08-11 Richard Henderson <rth@redhat.com>
4972 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
4973 before using TYPE_IS_SIZETYPE.
4975 2005-08-11 Richard Henderson <rth@redhat.com>
4978 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
4979 insn types not present on ev4.
4980 (alphaev5_insn_pipe): Similarly.
4982 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
4985 * arm.c (arm_override_options): If the user has selected callee-super-
4986 interworking, then enable normal interworking.
4988 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4990 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
4993 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
4995 * doc/rtl.texi: Fix two typos.
4997 2005-08-11 Richard Guenther <rguenther@suse.de>
5000 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
5001 cases where we call to/from functions returning void.
5003 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
5006 * tree.c (build_pointer_type_for_mode): Robustify.
5008 2005-08-10 James E Wilson <wilson@specifix.com>
5010 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
5011 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
5013 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
5016 2005-08-10 Eric Christopher <echristo@apple.com>
5018 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
5019 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
5022 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
5025 * config/darwin.c (machopic_indirect_data_reference): Use a new register
5026 for the high part when generating dynamic-no-pic code.
5028 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
5030 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
5031 (x86_64-*-linux*): Likewise.
5033 * config/i386/crtfastmath.c: New file.
5034 * config/i386/t-crtfm: Likewise.
5036 * config/i386/linux.h (ENDFILE_SPEC): New.
5037 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
5039 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
5042 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
5044 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
5045 (vec_shl, vec_shr): Document new operations.
5046 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
5048 2005-08-10 David Edelsohn <edelsohn@gnu.org>
5050 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
5051 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
5052 change predicate to indexed_or_indirect_address.
5054 2005-08-10 Richard Sandiford <richard@codesourcery.com>
5056 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
5057 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
5058 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
5059 and __aeabi_uwrite8.
5060 * config/arm/unaligned-funcs.c: New file.
5061 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
5063 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
5065 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
5067 * cfglayout.c (pass_insn_locators_initialize): Add dump.
5068 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
5070 * except.c (pass_convert_to_eh_region_ranges): Add dump.
5071 * final.c (pass_shorten_branches): Add dump.
5072 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
5073 (pass_life): Rename dump.
5074 (rest_of_handle_flow2): Remove initial verify_flow_info.
5075 * function.c (pass_instantiate_virtual_regs): Add dump.
5076 * integrate.c (pass_initial_value_sets): Add dump.
5077 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
5078 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
5079 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
5080 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
5081 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
5082 gate_rtl_unrool_and_peel_loops): New.
5083 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
5084 rtl_doloop): Do not look at flags.
5085 * mode-switching.c (pass_mode_switching): Add dump.
5086 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
5087 pass_split_before_regstack): Add dump.
5088 * regmove.c (pass_stack_adjustments): Add dump.
5089 * tree-optimize.c (pass_fixup_cfg): Add dump.
5091 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5094 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
5095 deciding which instruction sequence to use.
5097 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
5099 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
5100 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
5102 2005-08-09 Richard Guenther <rguenther@suse.de>
5104 * c-common.c (builtin_function_2): Remove.
5105 (def_builtin_1): New function.
5106 (c_common_nodes_and_builtins): Use def_builtin_1 to
5107 build builtin functions.
5109 2005-08-09 Jie Zhang <jie.zhang@analog.com>
5111 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
5112 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
5113 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
5116 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
5118 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
5119 fold_binary instead of fold_build2 since we don't care about the
5121 (loop_niter_by_eval): Likewise.
5122 (compare_trees): Likewise.
5123 (proved_non_wrapping_p): Likewise.
5125 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
5129 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
5130 if the if is really empty.
5132 2005-08-09 Steven Bosscher <stevenb@suse.de>
5134 PR tree-optimization/23234
5135 * tree-ssa-math-opts.c (place_reciprocal): New enum.
5136 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
5137 argument of the new enum.
5138 (execute_cse_reciprocals): Add reciprocals for function arguments
5139 on the unique successor edge of the entry block. Update other calls
5140 to execute_cse_reciprocals_1.
5142 2005-08-08 Richard Henderson <rth@redhat.com>
5145 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
5147 2005-08-08 Bob Wilson <bob.wilson@acm.org>
5149 * expr.c (write_complex_part): Return after handling MEM.
5151 2005-08-08 Josh Conner <jconner@apple.com>
5153 PR rtl-optimization/23241
5154 * combine.c (simplify_comparison): Fix error in determining
5155 whether to lift a subreg from comparison.
5157 2005-08-08 David Edelsohn <edelsohn@gnu.org>
5160 * config/rs6000/altivec.md (vec_init<mode>): New.
5161 (vec_set<mode>): New.
5162 (vec_extract<mode>): New.
5163 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
5164 (rs6000_expand_vector_set): New.
5165 (rs6000_expand_vector_extract): New.
5166 (rs6000_legitimate_offset_address_p): Offset addresses are valid
5167 for Altivec modes before reload.
5168 (altivec_expand_vec_init_builtin): New.
5169 (get_element_number): New.
5170 (altivec_expand_vec_set_builtin): New.
5171 (altivec_expand_vec_ext_builtin): New.
5172 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
5174 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
5176 * config/rs6000/rs6000.h (rs6000_builtins): Add
5177 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
5178 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
5179 * config/rs6000/rs6000-protos.h: Declare new functions.
5181 2005-08-08 Jan Hubicka <jh@suse.cz>
5183 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
5184 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
5185 * i386.md (movdi*): Use pic_32bit_operand.
5186 * predicates.md (pic_32bit_operand): New.
5188 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
5191 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
5193 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
5195 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
5196 (test_for_singularity): Use fold_build2.
5198 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5200 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
5202 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
5204 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
5205 (COMMON_ASM_OP) Define.
5206 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
5207 (ix86_encode_section_info): Likewise.
5208 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
5209 SUBTARGET_ENCODE_SECTION_INFO.
5211 2005-08-06 Richard Henderson <rth@redhat.com>
5214 * tree-nested.c (convert_local_reference): Save and restore val_only
5215 around component_ref and friends. Clear walk_subtrees by default.
5217 2005-08-06 Peter O'Gorman <peter@pogma.com>
5220 * gcc.c (process_command): Check the argument to -b has a dash.
5221 * doc/invoke.texi: Update -b and -V docs.
5223 2005-08-06 James E Wilson <wilson@specifix.com>
5225 * config/mips/cross64.h, config/mips/t-cross64: Delete.
5227 2005-08-06 Michael Matz <matz@suse.de>
5229 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
5230 member only if only one insn is associated with the value.
5232 2005-08-06 Nick Clifton <nickc@redhat.com>
5234 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
5236 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
5237 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
5238 Check symbol flags instead of symbol name mangling.
5239 (xstormy16_asm_output_aligned_common): Likewise. Also
5240 simplify code since the bss100_section cass is the only case
5241 where the below100 code will be triggered.
5242 (xstormy16_encode_section_info): Encode below100 attribute
5243 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
5245 (xstormy16_strip_name_encoding): Delete - this function is no
5247 (TARGET_STRIP_NAME_ENCODING): Undefine.
5248 * config/stormy16/stormy16-protos.h: Delete prototype for
5249 xstormy16_strip_name_encoding.
5251 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
5253 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
5254 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
5255 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
5256 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
5257 config/alpha/predicates.md, config/arc/arc.h,
5258 config/arm/arm.h, config/arm/ieee754-df.S,
5259 config/arm/ieee754-sf.S, config/bfin/bfin.c,
5260 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
5261 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
5262 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
5263 config/m68hc11/m68hc11.h, config/mips/mips.c,
5264 config/mips/mips.h, config/mips/openbsd.h,
5265 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
5266 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
5267 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
5268 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
5269 config/sparc/linux.h, config/sparc/linux64.h,
5270 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
5271 doc/extend.texi, doc/gcov.texi, doc/install.texi,
5272 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
5273 typos. Follow spelling conventions.
5275 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
5278 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
5279 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
5280 specially. Check for side effects only for COND_EXPR.
5281 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
5282 return with TREE_NO_WARNING.
5284 2005-08-06 Richard Sandiford <richard@codesourcery.com>
5286 PR rtl-optimization/23233
5287 * loop.c (combine_movables): Require the modes to be the same.
5288 (move_movables): Remove handling of cases where the replacement
5289 had a different mode to the original.
5291 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
5293 PR tree-optimization/23128
5294 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
5295 subtraction wrap, and set TREE_OVERFLOW if they do.
5297 2005-08-05 Richard Henderson <rth@redhat.com>
5300 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
5301 FORCED_LABEL labels.
5303 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
5306 * reload.c (find_reloads_subreg_address): Pass down TYPE
5307 unchanged. Change all callers except find_reloads_toplev.
5309 2005-08-05 Michael Matz <matz@suse.de>
5311 * genattrtab.c (current_alternative_string): Remove.
5312 (SIMPLIFY_ALTERNATIVE): Ditto.
5313 (attr_alt_bit_p): Ditto.
5314 (alternative_name): Make const char *.
5315 (evaluate_eq_attr): Remove use of above things.
5316 (simplify_test_exp): Ditto.
5317 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
5318 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
5320 2005-08-04 James E Wilson <wilson@specifix.com>
5322 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
5323 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
5324 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
5325 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
5326 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
5328 2005-08-04 Richard Henderson <rth@redhat.com>
5331 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
5332 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
5333 * tree-sra.c (decide_block_copy): Use it. Disable element copy
5334 if we'd have to instantiate too many members.
5336 2005-08-04 Richard Henderson <rth@redhat.com>
5339 * tree-outof-ssa.c (coalesce_asm_operands): New.
5340 (coalesce_ssa_name): Use it. Split out ...
5341 (coalesce_phi_operands, coalesce_result_decls): ... these.
5343 2005-08-04 Paul Brook <paul@codesourcery.com>
5345 * read-rtl.c (read_quoted_string): Break if EOF.
5347 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
5349 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
5350 (fold_build2): Likewise.
5351 (fold_build3): Likewise.
5352 (fold_build1_stat): New function prototype.
5353 (fold_build2_stat): Likewise.
5354 (fold_build3_stat): Likewise.
5355 * fold-const.c (fold_build1): Rename to ..
5356 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5357 through to build1_stat.
5358 (fold_build2): Rename to ..
5359 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5360 through to build2_stat.
5361 (fold_build3): Rename to ..
5362 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5363 through to build3_stat.
5365 2005-08-04 David Edelsohn <edelsohn@gnu.org>
5366 Ian Lance Taylor <ian@airs.com>
5368 * function.c (assign_stack_local_1): Do not correct stack slot
5369 address if allocation size is smaller than mode size.
5371 2005-08-04 Diego Novillo <dnovillo@redhat.com>
5374 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
5375 (tree_merge_blocks): Propagate anything allowed by
5377 Clarify documentation.
5378 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
5379 SSA form, schedule an update if necessary.
5381 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
5383 * doc/install.texi (Binaries): Remove broken link to
5384 Sinix/Reliant Unix binaries.
5386 2005-08-03 Richard Henderson <rth@redhat.com>
5389 * function.c (stack_protect_epilogue): Export.
5390 * tree.h (stack_protect_epilogue): Declare.
5391 * calls.c (expand_call): Call it.
5393 2005-08-03 Eric Christopher <echristo@apple.com>
5395 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
5396 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
5399 2005-08-04 Jan Hubicka <jh@suse.cz>
5401 * profile.c (branch_prob): Split edges with goto locus on them
5402 to get proper line counts.
5403 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
5405 2005-08-03 Paul Brook <paul@codesourcery.com>
5407 * function.c (assign_parms): Round current_function_args_size
5408 to PARM_BOUNDARY, not STACK_BOUNDARY.
5410 2005-08-03 Geoffrey Keating <geoffk@apple.com>
5412 * config/i386/i386.c (x86_elf_aligned_common)
5413 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
5415 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
5417 PR tree-optimization/23157
5418 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
5419 before emitting them.
5421 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5423 PR tree-optimization/19899
5424 * Makefile.in (tree-scalar-evolution.o): Add real.h.
5425 * tree-scalar-evolution.c: Include real.h.
5426 (add_to_evolution): Build constant -1 of correct type.
5428 2005-08-03 Jan Hubicka <jh@suse.cz>
5430 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
5431 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
5432 profile updating for complette unrolling.
5433 * loop-unroll.c (peel_loop_completely): Use it.
5434 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
5435 (tree_unroll_loops_completely): Disable code growing unrolling of cold
5438 2005-08-03 Paul Brook <paul@codesourcery.com>
5440 * combine.c (can_change_dest_mode): New function.
5441 (try_combine, simplify_set): Use it.
5443 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
5445 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
5448 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
5450 * doc/install.texi (Specific): Adjust link to openavr.org.
5451 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
5452 (Binaries): Adjust HP-UX Porting Center link.
5453 (Binaries): Adjust Free Software Foundation ordering link.
5455 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
5457 * convert.c (convert_to_integer): Use fold_build1 instead of
5458 build1 when converting an integer to an integer.
5460 2005-08-02 Richard Henderson <rth@redhat.com>
5462 * combine.c (combine_instructions): Don't use reg_equal/equiv
5463 results if the mode doesn't match.
5465 2005-08-02 Mark Mitchell <mark@codesourcery.com>
5467 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
5468 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
5470 2005-08-02 Richard Henderson <rth@redhat.com>
5473 * explow.c (memory_address): Remove special-case for
5474 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
5476 2005-08-02 Diego Novillo <dnovillo@redhat.com>
5479 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
5480 number of calls to cleanup_tree_cfg_1.
5482 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
5484 * doc/invoke.texi: document file extensions .F90 and .F95
5486 2005-08-02 Richard Guenther <rguenther@suse.de>
5488 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
5489 positive if its first argument is positive.
5491 2005-08-02 Richard Guenther <rguenther@suse.de>
5493 PR tree-optimization/23177
5494 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
5497 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
5499 PR tree-optimization/23129
5500 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
5501 varying for divisions with anti-ranges.
5503 2005-08-02 Jan Hubicka <jh@suse.cz>
5505 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
5506 * tree-ssa-threadupdate.c (thread_block): Add it here.
5508 2005-08-01 James E Wilson <wilson@specifix.com>
5510 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
5511 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
5512 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
5514 * config/mips/predicates.md (const_call_insn_operand): Add check for
5515 SYMBOL_REF_LONG_CALL_P.
5516 * doc/extend.texi (long_call): Document the new attribute.
5518 2005-08-01 Ian Lance Taylor <ian@airs.com>
5519 Richard Henderson <rth@redhat.com>
5521 * Makefile.in (RTL_BASE_H): Add real.h.
5522 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
5524 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
5526 * rtl.c (rtl_check_failed_code_mode): New.
5527 * rtl.h (struct rtx_def): Add u.rv.
5528 (XCMWINT, XCNMPRV): New.
5529 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
5530 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
5532 2005-08-01 Richard Henderson <rth@redhat.com>
5534 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
5535 with auto-inc codes.
5537 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
5539 2005-08-01 Jan Hubicka <jh@suse.cz>
5541 * i386-protos.h (asm_preferred_eh_data_format): Declare.
5542 * i386.c: Include dwarf2.h
5543 (asm_preferred_eh_data_format): New.
5544 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
5546 2005-08-01 Ian Lance Taylor <ian@airs.com>
5548 * config/host-linux.c (linux_gt_pch_get_address): Add new name
5549 randomize_va_space for virtual address randomization control.
5551 2005-08-01 Steven Bosscher <stevenb@suse.de>
5553 * common.opt (flag_ipa_cp): Put in right place to maintain
5556 2005-08-01 Jan Hubicka <jh@suse.cz>
5558 * profile.c (compute_value_histograms): Fix thinko.
5559 * value-prof.c: Include toplev.h
5560 (check_counter): New function.
5561 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5562 tree_mod_subtract_transform): Add sanity check.
5564 2005-08-01 Richard Guenther <rguenther@suse.de>
5566 PR tree-optimization/23133
5567 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
5568 current functions parameter decls to find defs to cse
5571 2005-08-01 Richard Guenther <rguenther@suse.de>
5573 PR tree-optimization/23109
5574 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
5575 If trapping math is in effect, use post-dominator information
5576 to check if we'd in any case reach a trapping point before
5577 doing the reciprocal insertion.
5578 (execute_cse_reciprocals): Compute post-dominators, if necessary.
5579 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
5580 expressions are invariant only if trapping math is not in effect.
5582 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5584 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
5585 cgraph_function_versioning): New declarations.
5586 * cgraphunit.c: Add include to ipa-prop.h.
5587 (update_call_expr, cgraph_copy_node_for_versioning,
5588 cgraph_function_versioning): New functions.
5589 * integrate.c (copy_decl_for_inlining): Remove.
5590 * ipa-prop.h (ipa_replace_map): New struct.
5591 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
5592 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
5593 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
5594 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
5595 ipcp_iterate_stage, ipcp_method_scale_print,
5596 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
5597 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
5598 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
5599 ipcp_update_bb_counts, ipcp_update_profiling,
5600 ipcp_update_edges_counts): New functions.
5601 (ipcp_method_cval_init): Remove restriction regarding local methods.
5602 (ipcp_init_stage): Add ipcp_method_compute_scale.
5603 (ipcp_insert_stage): Add versioning.
5604 (ipcp_structures_print): Add ipcp_method_scale_print.
5605 (ipcp_driver): Dump profiling info.
5606 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
5607 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
5608 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
5609 (struct inline_data): Add versioning_p, ipa_info, new fields.
5610 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
5611 declare_return_variable): Replace calls to copy_decl_for_inlining with
5613 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
5615 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
5616 Add argument VERSIONING.
5617 (copy_arguments_for_versioning, copy_static_chain,
5618 function_versionable_p, tree_versionable_function_p,
5619 tree_function_versioning, replace_ref_tree): New functions.
5620 * tree-inline.h: Include varray.h.
5621 (tree_versionable_function_p, tree_function_versioning,
5622 tree copy_decl_for_dup): New declarations.
5624 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5626 * ipa-cp.c: New file. Contains IPCP specific functionality.
5627 * ipa-prop.h: New file. Contains structures/definitions that can be
5628 used by several interprocedural data flow optimizations (and also IPCP).
5629 * ipa-prop.c: New file.
5630 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
5631 * common.opt: Add ipa-cp flag.
5632 * timevar.def: Add IPCP optimization.
5633 * tree-optimize.c (init_tree_optimization_passes): Schedule
5635 * tree-pass.h (pass_ipa_cp): Declare.
5637 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
5639 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
5640 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
5641 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
5642 config/i386/i386.c, config/mips/mips.h,
5643 config/rs6000/rs6000.h, config/sh/sh.c,
5644 config/stormy16/stormy16.c: Fix comment typos.
5646 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
5649 * c-typeck.c (build_binary_op): Use common_type wrapper on
5651 (common_type): Update comment.
5653 2005-07-31 Steven Bosscher <stevenb@suse.de>
5656 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
5657 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
5658 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
5660 2005-07-31 Jan Hubicka <jh@suse.cz>
5662 * pretty-print.h (pp_widest_integer): New macro.
5663 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
5666 2005-07-31 Jan Hubicka <jh@suse.cz>
5668 * output.h (enum section_category): Export from varasm.c
5669 (categorize_decl_for_section): Likewise.
5670 * varasm.c (enum section_category): Kill.
5671 (categorize_decl_for_section): Make global.
5672 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
5674 * i386.c (ix86_section_threshold): New static variable.
5675 (ix86_in_large_data_p, ix86_encode_section_info,
5676 x86_64_elf_unique_section,
5677 x86_64_elf_select_section): New functions.
5678 (TARGET_ENCODE_SECTION_INFO): Define
5679 (override_options): Enable medium model for PIC.
5680 (ix86_expand_prologue): Expand gen_set_got_rex64.
5681 (legitimate_constant_p): Handle new UNSPECs.
5682 (legitimate_pic_address_disp_p): Likewise.
5683 (legitimize_pic_address): Lower MEDIUM model addressing.
5684 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
5685 (enum cmodel): Add MEDIUM_PIC.
5686 (SYMBOL_REF_FAR_ADDR_P): New macro.
5687 (SYMBOL_FLAG_FAR_ADDR): New flag.
5688 * i386.md (movdi): Support medium model.
5689 (set_got_rex64): New pattern.
5690 * i386.opt (mlarge-data-threshold): New flag.
5691 * predicates.md (zext_operand/sext_operand): Deal with medium model.
5692 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
5693 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
5694 TARGET_ASM_UNIQUE_SECTION): New.
5696 * invoke.texi (-mlarge_data_threshold): Document
5698 2005-07-31 Jan Hubicka <jh@suse.cz>
5700 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
5701 (coalesce_vars): Likewise.
5702 * tree-ssa-live.c (coalesce_cost): New.
5703 (build_tree_conflict_graph): Use coalesce_cost.
5704 * tree-ssa-live.h (coalesce_cost): Declare.
5706 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
5708 * arm.md (all peepholes for post-increment operations): Delete.
5709 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
5710 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
5711 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
5712 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
5713 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
5715 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
5717 * fold-const.c (tree_expr_nonnegative_p): Always return true for
5720 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
5723 * doc/invoke.texi: Document -rdynamic.
5725 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
5728 * c-parser.c (c_parser_parms_list_declarator): Call
5729 mark_forward_parm_decls.
5730 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
5731 decls with visibility structure.
5733 2005-07-30 Paul Brook <paul@codesourcery.com>
5735 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
5737 2005-07-30 Paul Brook <paul@codesourcery.com>
5739 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
5741 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
5743 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
5745 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5748 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
5749 nested function declarators.
5750 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
5751 (grokparms): Call warn_if_shadowing for parameters used within the
5753 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
5754 not used within the parameter list.
5755 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
5757 2005-07-30 Jan Hubicka <jh@suse.cz>
5759 * expr.c (expand_expr_real_1): Do not load mem targets into register.
5760 * i386.c (ix86_fixup_binary_operands): Likewise.
5761 (ix86_expand_unary_operator): Likewise.
5762 (ix86_expand_fp_absneg_operator): Likewise.
5763 * optabs.c (expand_vec_cond_expr): Validate dest.
5765 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5768 * real.c (real_from_string): Also set last bit if there is a
5769 nonzero hex digit beyond GCC's internal precision after ".".
5771 2005-07-29 David Edelsohn <edelsohn@gnu.org>
5773 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
5774 define_constants. Change duplicate values to unassigned numbers.
5775 Change UNSPEC_SUBS to UNSPEC_VSUBS.
5776 (*altivec_vspltsf): New.
5777 (altivec_vperm_v4sf): Delete.
5778 (altivec_vperm_<mode>): Use mode macro V.
5779 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
5780 (altivec_predicate_v4sf): Delete.
5781 (altivec_predicate_<mode>): Use mode macro V.
5782 (*altivec_lvesfx): New.
5783 (*altivec_stvesfx): New.
5784 (vec_realign_load_v4sf): Delete.
5785 (vec_realign_load_<mode>): Use mode macro V.
5786 * config/rs6000/rs6000.c (generate_set_vrsave): Use
5789 2005-07-29 Mark Mitchell <mark@codesourcery.com>
5792 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
5794 * configure: Regenerated.
5796 2005-07-29 Paul Brook <paul@codesourcery.com>
5798 * doc/install.texi: Add link to GFortran binaries wiki page.
5800 2005-07-29 David Ung <davidu@mips.com>
5802 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
5803 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
5804 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
5805 * config/mips/mips.md (cpu): Add 5kf name.
5806 (includes): Includes 5k.md.
5807 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
5808 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
5811 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5814 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
5815 (cleanup_tree_cfg): ... here.
5816 Call cleanup_tree_cfg_1 until there are no more cleanups to
5819 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
5821 * tree-vrp.c (compare_range_with_value): Return true or false
5822 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
5823 EQ_EXPR respectively.
5825 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
5827 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
5830 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5832 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
5833 (tree_ssa_dominator_optimize): Increment it.
5834 (dump_dominator_optimization_stats): Print it.
5836 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
5837 Steven Bosscher <stevenb@suse.de>
5839 PR rtl-optimization/23117
5840 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
5841 when head == tail. Tidy comment.
5843 2005-07-28 Richard Henderson <rth@redhat.com>
5845 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
5846 * cselib.c (rtx_equal_for_cselib_p): Likewise.
5847 * jump.c (rtx_renumbered_equal_p): Likewise.
5848 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
5849 CONST_INT and CONST_DOUBLE.
5850 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
5851 * reload.c (operands_match_p): Special case CONST_INT and
5852 CONST_DOUBLE; check mode earlier.
5854 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5857 * c-typeck.c (convert_for_assignment): Do not check
5858 DECL_IN_SYSTEM_HEADER on NULL fundecl.
5860 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5863 * c-typeck.c (composite_type): Prefer constant size arrays to
5866 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5869 * real.c (real_from_string): Set last bit if there is a nonzero
5870 hex digit beyond GCC's internal precision.
5872 2005-07-28 Richard Henderson <rth@redhat.com>
5875 * cfgcleanup.c (try_forward_edges): Watch out for end of
5878 2005-07-28 James E Wilson <wilson@specifixinc.com>
5881 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
5883 2005-07-28 Jan Hubicka <jh@suse.cz>
5885 * Makefile.in (rtl-profile.o): Kill all traces of it.
5886 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
5887 * coverage.h (rtl_coverage_counter_ref): Kill.
5888 * opts.c (flag_speculative_prefetching_set): Kill.
5889 (flag_loop_optimize_set): New.
5890 (common_handle_option): Disable loop optimizer when profiling;
5891 do not handle speculative prefetching.
5892 * passes.c (init_optimization_passes): Replace pass_profiling combo
5893 by branch_prob pass.
5894 * profile.c (compute_value_histograms): Update for simplified value
5896 (rtl_register_profile_hooks): Kill.
5897 (pass_profiling): Kill.
5898 (rest_of_handle_branch_prob): Do not profile.
5899 * toplev.c (process_options): Remove speculative prefetching.
5900 * toplev.h (flag_tree_based_profiling): Kill.
5901 * tree-profile.c (prepare_instrumented_value,
5902 tree_gen_interval_profiler, tree_gen_pow2_profiler,
5903 tree_gen_one_value_profiler, do_tree_profiling): Update for
5904 simplified datastructures.
5905 * value-prof.c: Add comment that speculative prefetching was dropped;
5906 update rest of file for simplified datastructures.
5907 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
5908 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
5909 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
5910 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
5911 rtl_mod_subtract, gen_speculative_prefetch,
5912 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
5913 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
5914 (gate_handle_value_profile_transformations,
5915 rest_of_handle_value_profile_transformations,
5916 pass_value_profile_transformations): Kill.
5917 * value-prof.h (histogram_value_t): Remove IL based unions.
5918 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
5919 rtl_profile_hooks): Remove hooks.
5921 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
5923 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
5924 (cgraph_clone_node): Likewise.
5925 * cgraph.h (cgraph_clone_edge): Update prototype.
5926 (cgraph_clone_node): Likewise.
5927 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
5929 (lookup_recursive_calls): Consider profile.
5930 (cgraph_decide_recursive_inlining): Fix updating; use new
5931 probability argument; use profile.
5932 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
5933 * tree-inline.c (copy_bb): Update clal of clone_edge.
5934 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
5936 * invoke.texi (min-inline-recursive-probability): Document.
5938 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
5940 * doc/install.texi (Configuration): Update Valgrind homepage.
5942 2005-07-28 Richard Henderson <rth@redhat.com>
5945 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
5946 labels we want to delete.
5947 (cfg_layout_merge_blocks): Likewise.
5949 2005-07-28 Richard Henderson <rth@redhat.com>
5952 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
5953 when expanding to nothing.
5955 2005-07-28 Josh Conner <jconner@apple.com>
5957 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
5958 (cgraph_decide_inlining_of_small_functions): Likewise.
5960 2005-07-28 Josh Conner <jconner@apple.com>
5962 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
5963 direction of badness if negative.
5964 (cgraph_default_inline_p): Add reason to parameters, and assign it
5966 (cgraph_decide_inlining_of_small_functions): New parameter in call
5967 to cgraph_default_inline_p.
5968 (cgraph_decide_inlining_incrementally): Likewise.
5969 * cgraphunit.c (decide_is_function_needed): Likewise.
5970 * cgraph.h (cgraph_default_inline_p): Likewise.
5972 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5974 * builtins.c: Fix comment typo(s).
5975 * genautomata.c: Likewise.
5976 * gimplify.c: Likewise.
5977 * tree-dfa.c: Likewise.
5978 * tree-flow-inline.h: Likewise.
5979 * tree-into-ssa.c: Likewise.
5980 * tree-ssa-alias.c: Likewise.
5981 * tree-ssa-ccp.c: Likewise.
5982 * tree-ssa-copy.c: Likewise.
5983 * tree-ssa-dce.c: Likewise.
5984 * tree-ssa-dom.c: Likewise.
5985 * tree-ssa-operands.c: Likewise.
5986 * tree-tailcall.c: Likewise.
5987 * tree-vectorizer.c: Likewise.
5988 * tree-vrp.c: Likewise.
5991 2005-07-28 Jeff Law <law@redhat.com>
5993 * tree-vrp.c (test_for_singularity): Extracted from ...
5994 (simplify_cond_using_ranges): Attempt to simplify a relational
5995 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
5997 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
5999 PR tree-optimization/22506
6000 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
6001 phis whose argument is constant.
6003 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
6005 PR rtl-optimization/18992
6006 Back out this patch:
6007 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6008 PR optimization/12142
6009 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
6010 uses of the register in the SET_SRC. Remove unnecessary argument.
6012 Replace it with this:
6013 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
6014 if flag_non_call_exceptions is set and the insn may trap, pass
6015 pc_rtx as dest for recursion.
6016 In SET_SRC part of SET case, if dest is already set, pass it down
6019 2005-07-28 Jan Hubicka <jh@suse.cz>
6021 * cfg.c (update_bb_profile_for_threading): Use RDIV.
6022 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
6023 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
6025 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
6026 profile when available.
6028 2005-07-28 Jan Beulich <jbeulich@novell.com>
6030 * config/ia64/ia64.c (ia64_load_pair_ok): New.
6031 (ia64_print_operand): Describe and handle 'X'.
6032 (ia64_register_move_cost): Also handle FP_REGS.
6033 (ia64_preferred_reload_class): Likewise.
6034 (ia64_secondary_reload_class): Likewise.
6035 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
6036 it. Also check for ITANIUM_CLASS_FLDP.
6037 * config/ia64/ia64.h (FP_REGNO_P): New.
6038 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
6039 (reg_class): Add FP_REGS.
6040 (REG_CLASS_NAMES): Adjust for it.
6041 (REG_CLASS_CONTENTS): Likewise.
6042 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
6043 (REG_CLASS_FROM_LETTER): Handle 'x'.
6044 (CLASS_MAX_NREGS): Handle FP_REGS.
6045 (MEMORY_MOVE_COST): Likewise.
6046 * config/ia64/ia64.md (itanium_class): Add fldp.
6047 (type): Handle fldp.
6048 (movti_internal): More allowable operand combinations. Use ldfp8 when
6049 splitting unnecessary. Remove predicable attribute. Adjust
6050 itanium_class attribute.
6051 (smuldi3_highpart): Remove outdated comment.
6052 (mulditi3, umulditi3, rotlti3): New expanders.
6053 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
6054 (absti2): Disabled new insn for future reference.
6055 Respective new splitters.
6056 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
6057 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
6058 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
6060 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
6062 PR rtl-optimization/23047
6063 * simplify-rtx.c (simplify_const_relational_operation): Respect
6064 flag_wrapv for comparisons with ABS.
6066 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
6068 PR tree-optimization/22493
6069 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
6070 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
6072 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
6074 * config/frv/frv.opt (moptimize-membar): New.
6076 * doc/invoke.texi: Document -moptimize-membar and its inverse.
6078 * config/frv/frv.h: Remove machine_function definition.
6080 * config/frv/frv.c (struct frv_io): New.
6081 (struct machine_function): Moved from frv.h. Add has_membar_p.
6082 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
6083 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
6084 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
6085 (frv_optimize_membar_global, frv_optimize_membar): New functions.
6086 (frv_reorg): Call frv_optimize_membar when appropriate.
6087 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
6088 (frv_expand_builtin): Adjust calls accordingly.
6089 (frv_io_address_cookie): New function.
6090 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
6091 load or store rather than a special insn. Add ccnstant address and
6092 io-type operands to the membar.
6093 (frv_ifcvt_modify_tests): Unsign regno.
6094 (frv_ifcvt_modify_tests): Same.
6096 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
6097 UNSPEC_OPTIONAL_MEMBAR constant.
6098 (builtin_read_<mode>): Delete.
6099 (builtin_write_<mode>): Delete.
6100 ("optional_membar_<mode>"): Add operand.
6102 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
6103 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
6104 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
6105 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
6106 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
6107 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
6108 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
6109 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
6110 * testsuite/gcc.target/frv/all-read-write-1.c: New.
6112 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
6114 * df.c (df_uses_record): Handle SCRATCH.
6116 2005-07-28 Steven Bosscher <stevenb@suse.de>
6119 * passes.c (rest_of_decl_compilation): If decl is a type and
6120 we have encountered errors, don't emit debug information.
6122 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
6124 * params.def: Fixed comment.
6126 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
6129 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
6130 (TARGET_ASM_UNALIGNED_HI_OP): Add.
6131 (TARGET_ASM_UNALIGNED_SI_OP): Add.
6133 2005-07-27 Steven Bosscher <stevenb@suse.de>
6136 * varasm.c (assemble_start_function): Don't do anything that may
6137 require a CFG if the current function is a thunk.
6139 2005-07-25 Geoffrey Keating <geoffk@apple.com>
6141 * doc/install.texi (Prerequisites): Mention that perl is needed
6142 to do export control in libstdc++ targetting Darwin.
6144 2005-07-27 Steven Bosscher <stevenb@suse.de>
6146 PR rtl-optimization/17808
6147 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
6148 (sched_insns_conditions_mutex_p): Split out from...
6149 (add_dependence): ...here. But don't call it from here.
6150 (add_dependence_list): Check sched_insns_conditions_mutex_p
6151 before calling add_dependence.
6152 (add_dependence_list_and_free): Likewise.
6153 (fixup_sched_groups): Likewise.
6154 (sched_analyze_1): Likewise.
6155 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
6156 (sched_analyze): Likewise.
6157 (sched_analyze_insn): Likewise.
6158 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
6159 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
6160 dependencies on all COND_EXEC insns to jumps ending basic blocks
6161 when doing intrablock scheduling.
6162 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
6164 2005-07-27 Jeff Law <law@redhat.com>
6166 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
6167 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
6168 equivalency sets, correctly handle the case were vr0 has an
6169 equivalency set, but vr1 does not.
6171 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
6173 PR tree-optimization/23073
6174 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
6175 vect_print_dump_info before fprintf.
6177 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6179 PR tree-optimize/22348
6180 * tree-ssa-loop-niter.c (number_of_iterations_cond):
6181 Fold the partial computation.
6183 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6185 PR tree-optimization/22325
6186 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
6188 * tree-scalar-evolution.c (scev_const_prop): Add generic final
6190 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
6191 (force_var_cost): ... this function.
6192 (compute_phi_arg_on_exit): Export.
6194 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6196 PR tree-optimization/20773
6197 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
6200 2005-07-27 Richard Guenther <rguenther@suse.de>
6202 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
6203 Avoid pushing again if current struct contains only
6204 fields we decomposed.
6206 2005-07-27 Jan Hubicka <jh@suse.cz>
6208 PR tree-optimization/22574
6209 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
6212 * tree-tailcall.c (decrease_profile): New function.
6213 (eliminate_tail_call): Use it.
6215 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
6216 visibility flags correctly in whole program mode.
6218 2005-07-26 Steve Ellcey <sje@cup.hp.com>
6220 PR rtl-optimization/22472
6221 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
6223 2005-07-26 Steven Bosscher <stevenb@suse.de>
6225 PR tree-optimization/22504
6226 * tree-complex.c (expand_complex_addition): Use 'code' instead
6227 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
6229 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
6231 * config.gcc (cpu_type): Add frv case.
6232 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
6233 (supported_defaults): Add fr550 case.
6235 2005-07-26 Diego Novillo <dnovillo@redhat.com>
6238 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
6239 whether a pointer of type T * may point to objects of type T *.
6241 2005-07-26 DJ Delorie <dj@redhat.com>
6243 * configure: Regenerate.
6245 2005-07-26 Dale Johannesen <dalej@apple.com>
6247 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
6249 2005-07-26 Mark Mitchell <mark@codesourcery.com>
6251 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
6252 Clarify use of "build" in name.
6254 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
6256 * doc/extend.texi (Raw read/write Functions): New section.
6257 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
6258 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
6259 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
6260 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
6261 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
6262 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
6263 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
6264 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
6265 * config/frv/frv.c: Add bdesc_loads global.
6266 Add bdesc_stores global.
6267 (frv_init_builtins): Add support for __builtin_{read/write}*.
6268 (frv_volatile_memref): New.
6269 (frv_expand_load_builtin): New.
6270 (frv_expand_store_builtin): New.
6271 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
6272 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
6273 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
6274 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
6275 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
6276 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
6277 (builtin_read_<mode>): New.
6278 (builtin_write_<mode>): New.
6279 (builtin_write64): New.
6280 (optional_membar_<mode>): New.
6282 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
6284 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
6285 (rather than units) against HOST_BITS_PER_WIDE_INT.
6287 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
6289 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
6290 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
6291 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
6292 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
6295 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
6296 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
6297 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
6299 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
6301 2005-07-26 Richard Guenther <rguenther@suse.de>
6303 PR tree-optimization/22486
6304 * fold-const.c (fold_unary): Fold away useless component
6305 references of the form (T *)&T.x, if the address
6308 2005-07-25 James E Wilson <wilson@specifixinc.com>
6310 * dwarf2out.c (add_call_src_coords_attributes): New.
6311 (gen_inlined_subroutine_die): Call it.
6312 (maybe_emit_file, init_file_table): Add comments.
6313 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
6315 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
6316 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
6317 * tree.h (BLOCK_SOURCE_LOCATION): New.
6318 (struct tree_block): New field locus.
6320 2005-07-26 Andreas Schwab <schwab@suse.de>
6322 PR rtl-optimization/23043
6323 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
6324 when allocating a struct unoccr.
6326 2005-07-25 Richard Henderson <rth@redhat.com>
6329 * tree-complex.c (gate_no_optimization): True if errors.
6330 * Makefile.in (tree-complex.o): Update dependencies.
6332 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
6334 * config/frv/predicates.md (integer_register_operand): Use
6337 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
6340 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
6342 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
6344 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
6346 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
6347 types when flag_unsafe_math_optimizations is true.
6349 2005-07-25 Mark Mitchell <mark@codesourcery.com>
6351 * gcc.c (option_map): Add --sysroot.
6352 (process_command): Handle --sysroot.
6353 (display_help): Document it.
6354 * doc/cppopts.tex (-isysroot): Document.
6355 * doc/invoke.texi (--sysroot): Document.
6356 * doc/install.texi (--with-build-sysroot): Document.
6358 * Makefile.in (inhibit_libc): New variable.
6359 (INHIBIT_LIBC_CFLAGS): Likewise.
6360 (LIBGCC2_CFLAGS): Include
6361 $(INHIBIT_LIBC_CFLAGS).
6362 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
6363 ($(T)crtbegin.o): Do not use @inhibit_libc@.
6364 ($(T)crtend.o): Likewise.
6365 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
6366 ($(T)crtendS.o): Likewise.
6367 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
6368 ($(T)crtendT.o): Likewise.
6369 (stmp-fixinc): Do not complain about missing headers if
6371 * configure.ac (inhibit_libc): Set it to true/false.
6372 (--with-build-sysroot): New option. Use it to set
6374 * configure: Regenerated.
6376 2005-07-25 Manfred Hollstein <mh@suse.com>
6378 * calls.c (store_one_arg): Fix unsigned comparison warning.
6380 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6383 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
6384 (ggc_print_statistics): Initialize variable before use.
6386 2005-07-25 Richard Guenther <rguenther@suse.de>
6388 * tree-dfa.c (mark_new_vars_to_rename): Protect against
6389 calling with a PHI_NODE argument.
6391 * tree-flow-inline.h (overlap_subvar): Protect against
6394 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
6396 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
6397 * configure: Regenerate.
6399 2005-07-25 Ira Rosen <irar@il.ibm.com>
6401 * expr.c (highest_pow2_factor): Make extern.
6402 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
6403 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
6404 record_array_differ_p, array_ptr_differ_p): Likewise.
6405 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
6406 additional cases. Call the above functions.
6407 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
6408 base_object_differ_p when there are two base objects. Otherwise, compare
6409 base address and offset. Call may_alias_p.
6410 (dump_data_reference): Use a correct field name.
6411 (analyze_array): Make static. Initialize new data-ref fields.
6412 (analyze_indirect_ref): New function.
6413 (init_data_ref): Initialize new data-ref fields.
6414 (strip_conversion): Moved from tree-vect-analyze.c.
6415 (analyze_offset_expr, get_ptr_offset, address_analysis,
6416 object_analysis): Likewise.
6417 (analyze_offset): New function.
6418 (create_data_ref): Likewise.
6419 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
6420 dimensions for ARRAY_REFs only.
6421 (build_classic_dist_vector): Make static.
6422 (access_functions_are_affine_or_constant_p): Call macro to get the
6423 address of access functions.
6424 (compute_all_dependences): Add new parameter
6425 compute_self_and_read_read_dependences. Compute self and read-read
6426 dependences if it is true.
6427 (find_data_references_in_loop): Call create_data_ref. Initialize new
6429 (compute_data_dependences_for_loop): Add new parameter
6430 compute_self_and_read_read_dependences. Remove parameter nb_loops,
6431 compute nb_loops. Call compute_all_dependences,
6432 build_classic_dist_vector and build_classic_dir_vector with correct
6434 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
6435 with correct parameters. Compare dimensions for ARRAY_REFs only.
6436 (free_data_refs): Call macro to free access functions.
6437 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
6438 fields from stmt_vinfo.
6439 (struct base_object_info): New structure.
6440 (struct data_reference): Move fields to base_object_info. Add fields
6441 first_location and object_info for above structures. Move fields from
6442 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
6443 aligned_to. Add macros to access the new fields.
6444 Update functions declarations.
6445 * tree-flow.h (is_aliased_with): Declare.
6446 * tree-loop-linear.c (linear_transform_loops): Call
6447 compute_data_dependences_for_loop with correct parameters.
6448 * tree-ssa-alias.c (is_aliased_with): New function.
6449 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
6450 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
6451 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
6452 vect_base_addr_differ_p, compute_subscript_distance and
6453 build_classic_dist_vector. Add printings. Check absolute value of
6455 (vect_analyze_data_ref_dependences): Go through ddrs instead of
6457 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
6458 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
6459 to bytes. Add printing.
6460 (vect_compute_data_refs_alignment): Go through loads and stores in one
6462 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
6463 vect_analyze_data_ref_access): Likewise.
6464 (vect_analyze_pointer_ref_access): Remove.
6465 (vect_address_analysis, vect_object_analysis): Likewise.
6466 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
6467 and analyze data-refs in the loop.
6468 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
6469 fields of data-ref instead of stmt. Add init to the offset from the
6471 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
6472 (vect_update_init_of_dr): Likewise.
6473 (vect_update_inits_of_drs): Go through loads and stores in one loop.
6474 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
6476 (new_loop_vec_info): Initialize new fields.
6477 (destroy_loop_vec_info): Free new fields.
6478 (vect_strip_conversion): Remove.
6479 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
6480 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
6481 datarefs. Add new field ddrs.
6482 Add macros for the new fields access.
6483 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
6484 base_aligned_p, misalignment, memtag, ptr_info and subvars.
6485 Remove their macros.
6486 * tree.h (highest_pow2_factor): Declare.
6488 2005-07-25 Jakub Jelinek <jakub@redhat.com>
6490 * calls.c (store_one_arg): Check for sibling call MEM arguments
6491 from already clobbered incoming argument area.
6493 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6495 * c-common.c (check_missing_format_attribute): New.
6496 * c-common.h (check_missing_format_attribute): Likewise.
6497 * c-typeck.c (convert_for_assignment): Use it.
6499 2005-07-24 Andreas Schwab <schwab@suse.de>
6501 * config/m68k/m68k.md ("extendqidi2"): When source is an address
6502 register use a word move. Correct operand of ext.w in 68000 code.
6504 2005-07-23 Mark Mitchell <mark@codesourcery.com>
6506 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
6507 variables as declarations, rather than definitions.
6509 2005-07-24 Ira Rosen <irar@il.ibm.com>
6511 PR tree-optimization/22526
6512 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
6515 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6517 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
6518 that C99 reserve for future use. Use it to define clog10,
6519 clog10f and clog10l.
6521 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6523 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
6524 * configure.ac: Check for -Wmissing-format-attribute.
6526 * configure: Regenerate.
6528 2005-07-23 Richard Henderson <rth@redhat.com>
6530 PR tree-optimization/22623
6531 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
6533 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
6536 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
6538 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6540 * Makefile.in (C_TREE_H): Update dependencies.
6541 * c-tree.h: Include toplev.h.
6542 * diagnostic.h (diagnostic_set_info): Add format attribute.
6543 * rtl-error.c (diagnostic_for_asm): Likewise.
6545 2005-07-23 Chao-ying Fu <fu@mips.com>
6547 * config/mips/mips-dsp.md: New file.
6548 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
6549 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
6551 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
6552 MIPS_BUILTIN_BPOSGE32.
6553 (mips_expand_builtin_direct): Add one parameter to indicate that
6554 builtin functions need to return a value.
6555 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
6557 (mips_regno_to_class): Add classes for 12 new DSP registers.
6558 (mips_subword): Change to check four HI registers.
6559 (mips_output_move): Output move to and from 6 new DSP accumulators.
6560 (override_options): Make sure -mdsp and -mips16 are not used together.
6561 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
6563 (mips_conditional_register_usage): Disable 6 new DSP accumulators
6565 (print_operand): Add 'q' for printing DSP accumulators.
6566 (mips_cannot_change_mode_class): Check ACC_REGS.
6567 (mips_secondary_reload_class): Check ACC_REGS.
6568 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
6569 (mips_register_move_cost): Check ACC_REGS.
6570 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
6571 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
6572 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
6573 (dsp_bdesc): New array.
6574 (bdesc_arrays): Add DSP builtin function table.
6575 (mips_prepare_builtin_arg): Check predicate again after
6577 (mips_expand_builtin): Add one more parameter to
6578 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
6579 MIPS_BUILTIN_BPOSGE32.
6580 (mips_init_builtins): Initialize new function types.
6581 (mips_expand_builtin_direct): Check if builtin functions need to
6582 return a value and pass operands properly.
6583 (mips_expand_builtin_bposge): New function.
6584 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
6585 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
6586 (FIRST_PSEUDO_REGISTER): Increase to 188.
6587 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
6588 Update for 12 new DSP registers.
6589 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
6590 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
6591 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
6592 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
6593 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
6594 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
6595 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
6596 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
6597 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
6598 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
6599 (REGISTER_NAMES): Add names for 12 new DSP registers.
6600 * config/mips/mips.md: Include mips-dsp.md.
6601 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
6602 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
6603 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
6604 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
6605 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
6606 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
6607 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
6608 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
6609 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
6610 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
6611 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
6612 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
6613 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
6614 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
6615 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
6616 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
6617 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
6618 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
6619 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
6620 (UNSPEC_RDDSP): New constants.
6621 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
6622 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
6624 * config/mips/mips.opt (-mdsp): New option.
6625 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
6626 (reg_imm10_operand): New predicates.
6627 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
6628 * doc/invoke.texi (-mdsp): Document new option.
6630 2005-07-22 DJ Delorie <dj@redhat.com>
6632 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
6634 * tree-inline.c (inlinable_function_p): Likewise.
6636 2005-07-22 Mark Mitchell <mark@codesourcery.com>
6639 * toplev.c (check_global_declarations): Do not mark undefined
6640 variables as DECL_IGNORED_P.
6641 * varasm.c (first_global_object_name): GTY it.
6642 (weak_global_object_name): Likewise.
6643 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
6644 a string to go into {weak,first}_global_object_name.
6646 2005-07-22 DJ Delorie <dj@redhat.com>
6648 * c-format.c (check_function_format): Change warning control
6649 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
6651 2005-07-22 Diego Novillo <dnovillo@redhat.com>
6653 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
6654 &PTR->FLD a dereference of PTR.
6655 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
6656 a potential dereference of PTR.
6658 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
6660 PR rtl-optimization/20370
6661 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
6662 call allocate_reg_info if necessary.
6664 PR rtl-optimization/21848
6665 * calls.c (emit_library_call_value_1): For const functions, add
6666 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
6668 PR rtl-optimization/22445
6669 * cselib.c (target.h): Include.
6670 (rtx_equal_for_cselib_p): Allow commutative matches.
6671 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
6672 Remove MODE parameter. Changed all callers.
6674 PR rtl-optimization/22258
6675 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
6677 (try_combine): Use likely_spilled_retval_p.
6679 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
6681 * config.gcc: Add crx-elf support.
6683 * doc/contrib.texi: Mention crx.
6684 * doc/extend.texi: Document crx extensions.
6685 * doc/install.texi: Document crx install.
6686 * doc/invoke.texi: Document crx options.
6687 * doc/md.texi: Document crx constraints.
6689 * config/crx/crx-protos.h: New file.
6690 * config/crx/crx.c: New file.
6691 * config/crx/crx.h: New file.
6692 * config/crx/crx.md: New file.
6693 * config/crx/crx.opt: New file.
6694 * config/crx/t-crx: New file.
6696 2005-07-22 Manfred Hollstein <mh@suse.com>
6698 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
6700 (int_add_graph_edge): Likewise.
6701 (collapse_nodes): Likewise.
6702 (process_unification_queue): Likewise.
6704 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6705 Laurent GUERBY <laurent@guerby.net>
6707 PR tree-optimization/22336
6708 * function.c (record_block_change): Check for
6709 cfun->ib_boundaries_block.
6711 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
6713 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
6714 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
6716 2005-07-21 DJ Delorie <dj@redhat.com>
6718 * toplev.c (warn_deprecated_use): Add warning control to warning
6720 * c-typeck.c (parser_build_binary_op): Likewise.
6721 (c_finish_if_stmt): Likewise.
6722 * c-common.c (check_function_sentinel): Likewise.
6723 (check_nonnull_arg): Likewise.
6725 2005-07-21 Richard Henderson <rth@redhat.com>
6728 * tree-complex.c (complex_ssa_name_components): New.
6729 (cvc_lookup): Allow entry not found.
6730 (create_components): Remove.
6731 (create_one_component_var, get_component_var): New.
6732 (get_component_ssa_name, set_component_ssa_name): New.
6733 (extract_component): Use get_component_ssa_name.
6734 (update_complex_components): Use set_component_ssa_name.
6735 (update_complex_components_on_edge): Likewise.
6736 (update_phi_components): Create new PHI nodes directly, instead
6737 of adding insns to edges.
6738 (tree_lower_complex): Allocate and free complex_variable_components
6739 and complex_ssa_name_components here.
6741 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
6743 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
6744 revert to returning false.
6746 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6749 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
6751 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6754 * config/i386/i386.md (cmpxf): Change operand constraints
6755 to "nonmemory_operand".
6757 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6759 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
6761 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6764 * fold-const.c (fold_build1): Add checksum for the operands.
6765 (fold_build2): Likewise.
6766 (fold_build3): Likewise.
6768 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6771 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
6773 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6775 * common.opt (-fforward-propagate): Committed by mistake,
6778 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6780 * reg-stack.c: Fix comment typo(s).
6781 * tree-ssa-operands.c: Likewise.
6782 * tree-vectorizer: Likewise.
6784 2005-07-21 Nick Clifton <nickc@redhat.com>
6786 * config/sh/symbian.c: Replace C++ style line comments with C
6787 style line comments.
6788 (symbian_add_attribute): Do not use a ? operator on the LHS of
6790 (sh_symbian_handle_dll_attribute): Change the type of the
6791 method vector to "VEC(tree,gc)*" and use vector accessor
6792 macros to walk over the elements.
6793 (symbian_export_vtable_and_rtti_p): Likewise.
6794 (symbian_class_needs_attribute_p): Likewise.
6796 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6799 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
6800 initialize targetm.resolve_overloaded_builtin here.
6801 (altivec_expand_overloaded_builtin): Make it non-static.
6802 * config/rs6000/rs6000-protos.h
6803 (altivec_expand_overloaded_builtin): New prototype.
6804 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
6805 targetm.resolve_overloaded_builtin here.
6806 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
6808 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6809 Zdenek Dvorak <dvorakz@suse.cz>
6811 PR tree-optimization/19210
6812 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
6814 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
6815 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
6816 rely on unproven assumptions.
6817 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
6818 * tree-flow.h (number_of_iterations_exit): Add final parameter.
6819 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
6820 to number_of_iterations_exit.
6821 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
6822 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
6823 * tree-ssa-loop-niter.c (find_loop_niter,
6824 estimate_numbers_of_iterations_loop): Likewise.
6825 (number_of_iterations_exit): Honor the new options.
6826 * doc/invoke.texi (Wunsafe-loop-optimizations,
6827 funsafe-loop-optimizations): Document them.
6829 2005-07-21 Richard Sandiford <richard@codesourcery.com>
6831 PR rtl-optimization/22167
6832 * gcse.c (hoist_code): Fix hoist_exprs[] check.
6834 2005-07-20 Adam Nemet <anemet@lnxw.com>
6836 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
6837 __do_global_dtors_aux longcall.
6839 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
6841 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
6842 (old_special_pred_table): Don't reference
6843 SPECIAL_MODE_PREDICATES.
6844 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
6845 * config/arc/arc.h: Don't mention PREDICATE_CODES.
6846 * config/sh/predicates.h: Don't mention
6847 SPECIAL_MODE_PREDICATES.
6848 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
6851 2005-07-20 DJ Delorie <dj@redhat.com>
6853 * config.gcc: Add m32c-elf support.
6855 * doc/contrib.texi: Mention m32c.
6856 * doc/extend.texi: Document m32c extensions.
6857 * doc/install.texi: Mention m32c.
6858 * doc/invoke.texi: Document m32c options.
6859 * doc/md.texi: Document m32c constraints.
6861 * config/m32c/addsub.md: New file.
6862 * config/m32c/bitops.md: New file.
6863 * config/m32c/cond.md: New file.
6864 * config/m32c/jump.md: New file.
6865 * config/m32c/m32c-lib1.S: New file.
6866 * config/m32c/m32c-lib2.c: New file.
6867 * config/m32c/m32c-modes.def: New file.
6868 * config/m32c/m32c-pragma.c: New file.
6869 * config/m32c/m32c-protos.h: New file.
6870 * config/m32c/m32c.abi: New file.
6871 * config/m32c/m32c.c: New file.
6872 * config/m32c/m32c.h: New file.
6873 * config/m32c/m32c.md: New file.
6874 * config/m32c/m32c.opt: New file.
6875 * config/m32c/minmax.md: New file.
6876 * config/m32c/mov.md: New file.
6877 * config/m32c/muldiv.md: New file.
6878 * config/m32c/predicates.md: New file.
6879 * config/m32c/prologue.md: New file.
6880 * config/m32c/shift.md: New file.
6881 * config/m32c/t-m32c: New file.
6883 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6885 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
6886 (stack_protect_set, stack_protect_test): New expanders.
6887 (stack_protect_set_si, stack_protect_set_si_media,
6888 stack_protect_set_di_media, stack_protect_test_si,
6889 stack_protect_test_si_media, stack_protect_test_di_media):
6892 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
6894 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
6896 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
6898 * tree.h (tree_expr_nonzero_p): Export.
6899 * fold-const.c (tree_expr_nonzero_p): Likewise.
6900 Return true for CALL_EXPRs that are alloca calls.
6901 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
6903 * tree-flow.h (expr_computes_nonzero): Remove.
6904 * tree-vrp.c (expr_computes_nonzero): Remove.
6905 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
6906 (extract_range_from_unary_expr): Likewise.
6907 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
6908 tree_expr_nonzero_p.
6910 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
6912 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
6913 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
6914 extra arg "picreg" and use it instead of pic_offset_table_rtx.
6915 All callers changed.
6916 (frame_related_constant_load): New arg "related" which controls
6917 setting of RTX_FRAME_RELATED_P. All callers changed.
6918 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
6919 (bfin_expand_prologue): Add stack limit checking.
6920 * config/bfin/bfin.md (trapifcc): New pattern.
6922 * config/bfin/bfin.c: Include "langhooks.h".
6923 (def_builtin): Go through lang_hooks to call builtin_function.
6925 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
6926 * config/bfin/predicates.md (symbol_ref_operand): New.
6927 (call_insn_operand): Delete. All callers changed to use
6928 register_no_elim_operand.
6929 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
6931 (function_arg): Use it to generate the call's operand 2.
6932 (bfin_longcall_p): New function.
6933 (bfin_expand_call): Extra arg "cookie". All callers and declaration
6934 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
6935 determine if the address needs to be in a REG.
6936 (bfin_handle_longcall_attribute): New function.
6937 (bfin_attribute_table): Add "longcall" and "shortcall".
6938 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
6939 (CUMULATIVE_ARGS): New member call_cookie.
6940 (PREDICATE_CODES): Add symbol_ref_operand.
6941 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
6942 extra USE to the pattern.
6943 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
6944 New patterns, split off call_insn, sibcall_insn, call_value_insn and
6945 sibcall_value_insn; now the new patterns handle direct calls and the
6946 old ones indirect calls.
6947 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
6949 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6951 * doc/trouble.texi: Update section on handling of empty loops.
6953 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
6955 * config.gcc: Remove support for sparc-*-openbsd*,
6956 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
6958 * config.host: Remove support for i860-*-sysv4* as a host.
6959 * config/i860/*, config/ip2k/*, config/ns32k/*,
6960 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
6961 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
6962 mention obsolete ports.
6964 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6966 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
6968 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
6969 of frame_pointer_rtx.
6970 (sh_expand_epilogue): Likewise.
6971 (sh_set_return_address): Likewise.
6972 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
6973 instead of FRAME_POINTER_REGNUM if needed. Add elimination
6974 offsets from FRAME_POINTER_REGNUM.
6975 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
6976 (sh_register_names): Add initializer for sfp.
6977 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
6978 (VALID_REGISTER_P): Likewise.
6979 (FIRST_PSEUDO_REGISTER): Update.
6980 (DWARF_FRAME_REGISTERS): Define.
6981 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
6982 (HARD_FRAME_POINTER_REGNUM): Define.
6983 (FRAME_POINTER_REGNUM): Redefine.
6984 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
6985 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
6986 from FRAME_POINTER_REGNUM.
6987 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
6988 FRAME_POINTER_REGNUM.
6989 (REG_CLASS_CONTENTS): Add sfp.
6990 (REG_ALLOC_ORDER): Likewise.
6991 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
6992 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
6993 of frame_pointer_rtx.
6994 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6996 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
6998 * fold-const.c (tree_expr_nonnegative_p): Only return true for
6999 ABS_EXPR when flag_wrapv is false because of INT_MIN.
7000 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
7002 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
7005 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
7007 Make CONSTRUCTOR use VEC to store initializers.
7008 * c-common.c (complete_array_type): Update to cope with VEC in
7010 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
7011 (pp_c_constructor_elts): New function.
7012 * c-pretty-print.h (pp_c_constructor_elts): Declare.
7013 * c-typeck.c (build_function_call, build_c_cast, digest_init,
7014 struct constructor_stack, struct initializer_stack,
7015 constructor_elements, push_init_level, pop_init_level,
7016 add_pending_init, find_init_member, output_init_element): Update to
7017 cope with VEC in CONSTRUCTOR_ELTS.
7018 * coverage.c (build_fn_info_value, build_ctr_info_value,
7019 build_gcov_info): Likewise.
7020 * expr.c (categorize_ctor_elements_1, store_constructor,
7021 expand_expr_real_1): Likewise.
7022 * fold-const.c (fold_ternary): Likewise.
7023 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
7024 gimplify_init_constructor, gimplify_expr): Likewise.
7025 * tree-dump.c (dequeue_and_dump): Likewise.
7026 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
7028 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
7030 * tree-sra.c (generate_element_init_1): Likewise.
7031 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
7032 * tree-ssa-operands.c (get_expr_operands): Likewise.
7033 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
7034 * tree-vect-transform.c (vect_get_vec_def_for_operand):
7035 (get_initial_def_for_reduction): Likewise.
7036 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
7037 value handle in annotations.
7038 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
7039 tree_node_structure): Add support for constr_kind.
7040 (build_vector_from_ctor, build_constructor_single,
7041 build_constructor_from_list): New functions.
7042 (build_constructor): Update to take a VEC instead of a TREE_LIST.
7043 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
7044 Update to cope with VEC in CONSTRUCTOR_ELTS.
7045 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
7046 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
7047 CONSTRUCTOR_APPEND_ELT): New macros.
7048 (struct constructor_elt, struct tree_constructor): New data types.
7049 (union tree_node): Add tree_constructor field.
7050 * treestruct.def: Define TS_CONSTRUCTOR.
7051 * varasm.c (const_hash_1, compare_constant, copy_constant,
7052 compute_reloc_for_constant, output_addressed_constants,
7053 initializer_constant_valid_p, output_constant,
7054 array_size_for_constructor, output_constructor): Update to cope with
7055 VEC in CONSTRUCTOR_ELTS.
7056 * vec.h (VEC_empty, VEC_copy): New macros.
7058 2005-07-19 Devang Patel <dpatel@apple.com>
7060 * dbxout.c (dbxout_type): Check Objective-C++ lang.
7062 2005-07-19 Richard Henderson <rth@redhat.com>
7065 * gimplify.c (gimplify_expr): Use main variant type for the temp
7066 destination for a discarded volatile read.
7067 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
7068 casts between non-void types that change volatility.
7070 2005-07-15 DJ Delorie <dj@redhat.com>
7072 * toplev.h: Add comment about the first parameter for warning().
7073 * errors.h: Likewise.
7075 * c.opt (Wpragmas): New.
7076 * doc/invoke.texi: Document it.
7078 * function.c (do_warn_unused_parameter): Add warning control to
7080 * c-decl.c (warn_if_shadowing): Likewise.
7081 * c-lex.c (cb_def_pragma): Likewise.
7082 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
7083 (pop_alignment): Likewise.
7084 (handle_pragma_pack): Likewise.
7085 (apply_pragma_weak): Likewise.
7086 (handle_pragma_weak): Likewise.
7087 (handle_pragma_redefine_extname): Likewise.
7088 (add_to_renaming_pragma_list): Likewise.
7089 (handle_pragma_extern_prefix): Likewise.
7090 (maybe_apply_renaming_pragma): Likewise.
7091 (handle_pragma_visibility): Likewise.
7093 * config/c4x/c4x-c.c (BAD): Likewise.
7094 (c4x_parse_pragma): Likewise.
7095 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
7096 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
7097 (rs6000_pragma_longcall): Likewise.
7098 * config/v850/v850-c.c (pop_data_area): Likewise.
7099 (ghs_pragma_section): Likewise.
7100 (ghs_pragma_section): Likewise.
7101 (ghs_pragma_interrupt): Likewise.
7102 (ghs_pragma_starttda): Likewise.
7103 (ghs_pragma_startsda): Likewise.
7104 (ghs_pragma_startzda): Likewise.
7105 (ghs_pragma_endtda): Likewise.
7106 (ghs_pragma_endsda): Likewise.
7107 (ghs_pragma_endzda): Likewise.
7109 2005-07-19 Danny Berlin <dberlin@dberlin.org>
7110 Kenneth Zadeck <zadeck@naturalbridge.com>
7112 * Makefile.in: Removed tree-promote-statics.c
7113 * tree-promote-statics.c: Removed.
7114 * common.opt: Removed flag-promote-statics.
7116 * passes.c: Removed tree-promote-statics pass.
7117 * tree-pass.h: Ditto.
7118 * timevar.def: Removed TV_PROMOTE_STATICS.
7121 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
7123 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
7125 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
7127 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7130 * c-common.c (check_function_arguments): Call
7131 'check_function_format' if either -Wformat or
7132 -Wmissing-format-attribute are specified.
7133 * c-format.c (check_function_format): Check -Wformat before
7134 calling 'check_format_info'.
7135 * c-opts.c (c_common_post_options): Don't warn for
7136 -Wmissing-format-attribute without -Wformat.
7137 * c-typeck.c (convert_for_assignment): Detect additional cases for
7138 -Wmissing-format-attribute.
7139 * doc/invoke.texi (-Wmissing-format-attribute): Document new
7142 2005-07-19 Richard Guenther <rguenther@suse.de>
7144 * config/i386/i386.md (lrint<mode>2): Use temporary
7145 instead of clobbering non-existent memory.
7147 2005-07-19 Nick Clifton <nickc@redhat.com>
7149 * config/avr/avr.c (legitimate_address_p): Fix debugging print
7150 statement to avoid displaying ASCII control characters.
7152 2005-07-19 Ben Elliston <bje@au.ibm.com>
7154 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
7155 * cfganal.c (find_edge_index): Ditto.
7156 * combine.c (combine_instructions): Ditto.
7157 * ddg.c (create_scc): Ditto.
7158 (find_successors): Ditto.
7159 (find_predecessors): Ditto.
7160 (find_nodes_on_paths): Ditto.
7161 (longest_simple_path): Ditto.
7162 * flow.c (update_life_info): Ditto.
7163 (count_or_remove_death_notes): Ditto.
7164 (clear_log_links): Ditto.
7165 * modulo-sched.c (generate_reg_moves): Ditto.
7166 (find_max_asap): Ditto.
7167 (find_max_hv_min_mob): Ditto.
7168 (find_max_dv_min_mob): Ditto.
7169 * sbitmap.c (sbitmap_first_set_bit): Ditto.
7170 * sched-rgn.c (extract_edgelst): Ditto.
7171 * tree-into-ssa.c (prepare_names_to_update): Ditto.
7172 (dump_update_ssa): Ditto.
7173 (ssa_names_to_replace) Ditto.
7174 (switch_virtuals_to_full_rewrite): Ditto.
7175 (update_ssa): Ditto.
7176 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
7178 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
7180 Fix PR tree-optimization/22483
7182 * tree-complex.c (create_components): Use
7183 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
7184 * tree-flow-inline.h (fill_referenced_var_vec): New function.
7185 * tree-flow.h (safe_referenced_var_iterator): New structure.
7186 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
7187 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
7188 safe_referenced_var iterator.
7189 (add_type_alias): Ditto.
7191 2005-07-19 Steven Bosscher <stevenb@suse.de>
7193 * loop-init.c (rest_of_handle_loop2): Remove.
7194 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
7195 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
7196 (pass_rtl_loop_init, pass_rtl_loop_done,
7197 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
7198 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
7199 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
7200 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
7201 pass_tree_loop_done, and pass_tree_unswitch.
7202 (gate_loop): Rename to gate_tree_loop.
7203 * passes.c (init_optimization_passes): Update for renamed tree
7204 loop passes. Add the new loop2 passes as subpasses of loop2.
7205 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
7206 Update for the renamed tree loop passes.
7208 2005-07-18 Ian Lance Taylor <ian@airs.com>
7211 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
7212 blocks when optimizing.
7214 2005-07-18 Steve Ellcey <sje@cup.hp.com>
7216 * common.opt (frename-registers): Initialize to 2.
7218 (fgcse-after-reload): Ditto.
7219 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
7220 (process_options): Only change flag_web, flag_rename_registers,
7221 and flag_rerun_cse_after_loop if not explicitly set by user.
7223 2005-07-18 Jan Beulich <jbeulich@novell.com>
7225 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
7226 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
7227 in 64-bit mode the same as DImode in 32-bit mode.
7228 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
7229 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
7230 mode. Add new mode parameter.
7231 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
7232 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
7233 x86_64_shift_adj): New expanders.
7234 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
7235 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
7237 Respective new splitters. Use renamed shift splitter helpers in 32-bit
7238 DImode shift splitters.
7239 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
7240 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
7243 2005-07-18 Jan Beulich <jbeulich@novell.com>
7245 * i386.md (movdi_extzv_1): New.
7246 (zero_extendhidi2): Combine alternatives and never force use of
7248 (zero_extendqidi2): Likewise. Don't restrict input selection.
7250 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
7252 Fix PR tree-optimization/22531
7253 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
7256 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
7258 * tree-promote-statics.c (pass_promote_statics): Change dump file
7261 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
7263 * tree-optimize.c (init_tree_optimization_passes): Add
7264 pass_eliminate_useless_stores pass.
7265 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
7266 * tree-ssa-pre.c (is_copy_stmt): New function.
7267 (follow_copies_till_vuse): Ditto.
7268 (do_eustores): Ditto.
7269 (gate_eustores): Ditto.
7271 2005-07-16 Richard Henderson <rth@redhat.com>
7273 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
7275 2005-07-16 Danny Berlin <dberlin@dberlin.org>
7276 Kenneth Zadeck <zadeck@naturalbridge.com>
7278 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
7279 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
7280 ipa-type-escape.h, tree-promote-statics.c
7281 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
7282 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
7283 tree-promote-statics.c: new files.
7284 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
7285 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
7286 int nonlocal_set_p, mark_constant_function): Deleted.
7287 (rest_of_handle_cfg): Removed call to mark_constant_function.
7288 (nonoverlapping_component_refs_p): Added calls to support
7289 type based aliasing.
7290 * tree-ssa-alias.c (may_alias_p,
7291 compute_flow_insensitive_aliasing): Ditto.
7292 * calls.c (flags_from_decl_or_type): Removed reference to
7294 * c-typeck.c (convert_arguments): Make builtins tolerant of having
7295 too many arguments. This is necessary for Spec 2000.
7296 * cgraph.h (const_function, pure_function): Removed.
7297 * common.opt: Added "fipa-pure-const", "fipa-reference",
7298 "fipa-type-escape", and "ftree-promote-static".
7300 * passes.c: Added ipa and tree-promote-statics passes.
7301 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
7302 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
7303 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
7304 * tree-flow.h: Added exposed sra calls and addition of
7305 reference_vars_info field for FUNCTION_DECLS.
7306 * tree-pass.h: Added passes.
7307 * tree-sra.c: (sra_init_cache): New function.
7308 (sra_insert_before, sra_insert_after) Made public.
7309 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
7311 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
7312 aliasing. (may_alias_p): Added code to use type escape analysis to
7314 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
7315 code to prune clobbers of static variables based on information
7316 produced in ipa-reference pass. Changed call clobbering so that
7317 statics are not marked as clobbered if the call does not clobber
7320 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
7322 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
7325 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
7327 * doc/install.texi (*-*-solaris2*): Document recommended version
7328 of GNU binutils and mention GNU linker problem on Solaris 10.
7330 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
7333 * c-decl.c (c_build_bitfield_integer_type): New function.
7334 (finish_struct): Call it.
7335 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
7337 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7339 * c-typeck.c (digest_init): Call 'convert_for_assignment'
7342 2005-07-16 Jan Hubicka <jh@suse.cz>
7344 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
7345 (scale_bbs_frequencies_int): Watch roundoff errors.
7346 * predict.c (return_prediction): Initialize return_stmt.
7348 2005-07-16 Jan Hubicka <jh@suse.cz>
7350 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
7351 after RTL profiling.
7353 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
7356 * fold-const.c (build_range_check): Convert high/low to etype
7357 if we are only comparing against exp.
7359 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
7361 Fix PR tree-optimization/22376
7362 * tree-ssa-structalias.c (build_constraint_graph): We really meant
7364 (need_to_solve): New function.
7365 (compute_points_to_sets): Use it.
7367 2005-07-15 Jan Hubicka <jh@suse.cz>
7369 * cfg.c (update_bb_profile_for_threading): More diagnostic.
7370 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
7372 2005-07-15 Richard Guenther <rguenther@suse.de>
7374 * c-common.c (handle_flatten_attribute): New function.
7375 Add flatten function attribute.
7376 * doc/extend.texi: Document flatten function attribute.
7377 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
7378 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
7380 (cgraph_decide_inlining): Handle functions with flatten
7383 2005-07-14 David Edelsohn <edelsohn@gnu.org>
7385 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
7386 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
7387 UNSPEC_XCHG, UNSPEC_AND): New.
7388 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
7389 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
7390 * config/rs6000/sync.md (FETCHOP): New code macro.
7391 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
7393 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
7394 (sync_compare_and_swap<mode>): Same.
7395 (sync_lock_test_and_set<mode>): Same.
7396 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
7397 for QImode and HImode, and not PPC405.
7398 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
7399 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
7400 (sync_<fetchop>{si,di}_internal): New.
7401 (sync_nand{si,di}_internal): New.
7402 (sync_old_<fetchop>{si,di}_internal): New.
7403 (sync_old_nand{si,di}_internal): New
7404 (sync_new_<fetchop>{si,di}_internal): New.
7405 (sync_new_nand{si,di}_internal): New.
7406 (atomic_and{si,di}): New.
7407 (sync_new_nand{si,di}_internal): New.
7408 (atomic_and{si,di}): New.
7409 (sync_add<mode>_internal): Delete.
7410 (sync_addshort_internal): Use unspec instead of unspec_volatile.
7411 (sync_sub<mode>_internal): Delte.
7412 (sync_subshort_internal): New.
7413 (sync_andsi_internal): Use unspec instead of unspec_volatile.
7414 (sync_anddi_internal): Delete.
7415 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
7416 (sync_booldi_internal): Delete.
7417 (sync_boolc<mode>_internal): Delete.
7418 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
7419 (sync_boolc<mode>_internal2): Delete.
7420 (sync_boolcc<mode>_internal): Delete.
7421 (isync, lwsync): Use unspec instead of unspec_volatile.
7422 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
7423 Revert UNSPEC_VOLATILE.
7424 (rs6000_split_atomic_op): New.
7425 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
7427 2005-07-14 Eric Christopher <echristo@redhat.com>
7429 * config/mips/mips.c (mips_canonicalize_comparison): Cast
7430 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
7432 2005-07-14 Eric Christopher <echristo@redhat.com>
7434 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
7436 2005-07-14 Steven Bosscher <stevenb@suse.de>
7438 PR tree-optimization/22230
7439 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
7440 the computation of the four cross productions for "range op range".
7442 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
7443 Ulrich Weigand <uweigand@de.ibm.com>
7446 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
7449 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
7451 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
7453 2005-07-14 Steve Ellcey <sje@cup.hp.com>
7455 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
7457 2005-07-14 Richard Guenther <rguenther@suse.de>
7460 * config/i386/i386-protos.h (ix86_function_value): Change
7461 prototype to match new target hook.
7462 * config/i386/i386.c (ix86_value_regno): Change prototype
7463 to take extra type argument.
7464 (TARGET_FUNCTION_VALUE): Define.
7465 (ix86_function_ok_for_sibcall): Pass extra argument to
7466 ix86_value_regno, check return slot rtx for exact match.
7467 (ix86_function_value): Take extra parameter. Dispatch to
7468 ix86_value_regno with fndecl/fntype as provided.
7469 (ix86_value_regno): Handle extra type argument.
7470 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
7472 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
7473 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
7474 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
7475 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
7476 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
7478 2005-07-14 Richard Guenther <rguenther@suse.de>
7480 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
7481 * calls.c (expand_call): Pass fntype to hard_function_value.
7482 (emit_library_call_value_1): Likewise.
7483 * explow.c: Include target.h.
7484 (hard_function_value): Take extra argument, the fntype.
7485 Use new target hook for function_value.
7486 * expr.h (hard_function_value): Change prototype.
7487 * function.c (aggregate_value_p): Pass 0 as fntype to
7488 hard_function_value.
7489 (assign_parms): Use new target hook for function_value.
7490 Pass 0 as fntype to hard_function_value.
7491 (expand_function_end): Likewise.
7492 * reg-stack.c: Include target.h.
7493 (stack_result): Use new target hook for function_value.
7494 * target-def.h: New target hook function_value.
7495 * target.h: Likewise.
7496 * targhooks.c (default_function_value): New function.
7497 * targhooks.h (default_function_value): Declare.
7499 2005-07-13 Ian Lance Taylor <ian@airs.com>
7501 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
7503 2005-07-14 Jan Hubicka <jh@suse.cz>
7505 * tree-dfa.c (dump_variable): Use default_def function.
7506 * tree-ssa-alias.c (dump_points_to_info): Likewise.
7507 * tree-ssa.c (verify_use): Likewise.
7508 * tree-ssanames.c (release_ssa_name): Likewise.
7509 * tree-tailcall.c (eliminate_tail_call): Likewise.
7510 (tree_optimize_tail_calls_1): Likewise.
7511 * tree-vrp.c (get_value_range): Likewise.
7513 2005-07-14 Ben Elliston <bje@au.ibm.com>
7515 * gcc.c (main): Compare language[0] with '*' when iterating over
7518 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
7520 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
7521 "s390_emit_compare". Add handling of CCZ1mode.
7522 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
7523 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
7525 (s390_branch_condition_mask): Add CCZ1mode handling.
7526 * config/s390/s390.md: ("seq", "*seq"): New pattern.
7527 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
7528 Use CCZ1mode instead of CCZmode.
7529 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
7531 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
7533 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
7535 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
7537 2005-07-13 Eric Christopher <echristo@redhat.com>
7539 * config/mips/mips.c (mips_canonicalize_comparison): New.
7540 (mips_emit_int_relational): Use.
7542 2005-07-13 Eric Christopher <echristo@redhat.com>
7544 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
7546 * config/s390/s390.md: Include tpf.md. Move tpf specific
7548 * config/s390/tpf.md: To here.
7549 * config/s390/s390.opt: Move tpf specific options...
7550 * config/s390/tpf.opt: to here. Add mmain option.
7551 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7552 * config/s390/tpf.h: Rewrite.
7554 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
7556 * doc/tm.texi: Remove @xref{Cross-profiling}.
7558 2005-07-13 Jeff Law <law@redhat.com>
7560 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
7561 expressions, test their _DECL operands for pointer equality rather
7562 than using operand_equal_p.
7564 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
7566 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
7567 (TARGET_POSIX_IO): This.
7568 * config/darwin.h: Likewise.
7569 * config/freebsd.h: Likewise.
7570 * config/linux.h: Likewise.
7571 * config/lynx.h: Likewise.
7572 * config/netbsd.h: Likewise.
7573 * config/rs6000/linux64.h: Likewise.
7574 * config/rs6000/linux.h: Likewise.
7575 * config/s390/tpf.h: Likewise.
7576 * config/sh/embed-elf.h: Likewise.
7577 * config/sparc/linux64.h: Likewise.
7578 * config/sparc/linux.h: Likewise.
7579 * config/svr4.h: Likewise.
7580 * gcov-io.h: Likewise.
7582 * doc/tm.texi: Updated.
7584 * libgcov.c (create_file_directory): Defined only if
7585 TARGET_POSIX_IO is defined.
7586 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
7589 2005-07-13 Jan Hubicka <jh@suse.cz>
7591 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
7593 2005-07-13 David Edelsohn <edelsohn@gnu.org>
7595 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
7596 structure as argument.
7598 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
7600 PR tree-optimization/21921
7601 * tree-iterator.c (tsi_link_before): Support the case when
7602 tsi_end_p (tsi) == true.
7604 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7606 PR tree-optimization/22442
7607 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
7610 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7612 PR rtl-optimization/20376
7613 * toplev.c (process_options): Enable -fweb and -frename-registers when
7615 * doc/invoke.texi: Update the information about when -fweb and
7616 -frename-registers are enabled.
7618 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7621 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
7622 if *rhs_p is not a SSA_NAME.
7624 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
7626 Fix PR tree-optimization/22422
7627 * tree-ssa-structalias.c (struct variable_info): Add flag for
7629 (get_varinfo): Now a static function.
7630 (new_varinfo): init has_union and is_special_var to false.
7631 (solution_set_add): Check has_union.
7632 (do_da_constraint): Move temporary variable so it gets reset
7634 Also check for special variable.
7635 (do_ds_constraint): Ditto.
7636 (do_sd_constraint): Ditto.
7637 (do_structure_copy): Check for special variable.
7638 (find_func_aliases): Ditto.
7639 (init_base_vars): Set special vars properly.
7641 2005-07-13 Jan Hubicka <jh@suse.cz>
7643 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
7646 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
7647 (get_expr_operands): Fix thinko wrt flags and subvars.
7649 PR tree-optimize/22379
7650 * tree-inline.c (expand_call_inline): Do not output sorry in early
7653 2005-07-12 Dale Johannesen <dalej@apple.com>
7655 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
7657 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7660 * host-linux.h: Include limits.h.
7662 2005-07-12 Dale Johannesen <dalej@apple.com>
7664 * expr.c (compress_float_constant): Add cost check.
7665 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
7667 2005-07-12 Dale Johannesen <dalej@apple.com>
7669 * gcc.target/i386/compress-float-sse.c: New.
7670 * gcc.target/i386/compress-float-sse-pic.c: New.
7671 * gcc.target/i386/compress-float-387.c: New.
7672 * gcc.target/i386/compress-float-387-pic.c: New.
7673 * gcc.dg/compress-float-ppc.c: New.
7674 * gcc.dg/compress-float-ppc-pic.c: New.
7676 2005-07-12 Eric Christopher <echristo@redhat.com>
7678 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
7680 * config/s390/s390.md: Include tpf.md. Move tpf specific
7682 * config/s390/tpf.md: To here.
7683 * config/s390/s390.opt: Move tpf specific options...
7684 * config/s390/tpf.opt: to here. Add mmain option.
7685 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7686 * config/s390/tpf.h: Rewrite.
7688 2005-07-12 Eric Christopher <echristo@redhat.com>
7690 * gcc.c (struct infile): Update comment for language.
7691 (main): Rewrite input file resetting code.
7693 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7696 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
7697 requiring a cast in a non RHS of modify_expr. Add a cast when required.
7698 (lookup_avail_expr): Use constant_boolean_node instead
7699 of boolean_false_node/boolean_true_node.
7701 2005-07-12 Ben Elliston <bje@au.ibm.com>
7703 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
7704 and use it when printing num_edges.
7706 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
7708 * doc/extend.texi (Blackfin Built-in Functions): New section.
7709 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
7712 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
7714 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
7715 s/cmpstrsi/cmpstrnsi
7716 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
7718 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
7719 (init_optabs): Initialize cmpstrn_optab.
7720 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
7721 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
7722 * expr.c: (enum insn_code cmpstrn_optab): Declare.
7723 * config/i386/i386.md: s/cmpstr/cmpstrn
7724 * config/c4x/c4x.md: s/cmpstr/cmpstrn
7725 * doc/md.texi: Update documentation.
7727 2005-07-11 Richard Henderson <rth@redhat.com>
7729 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
7730 build_va_arg_indirect_ref.
7731 (alpha_gimplify_va_arg): Likewise.
7732 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
7733 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
7734 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
7735 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
7736 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
7737 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
7739 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
7741 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7743 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
7744 * passes.c (init_optimization_passes): Add pass_empty_loop.
7745 * tree-pass.h (pass_empty_loop): Declare.
7746 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
7747 try_remove_empty_loop, remove_empty_loops): New functions.
7748 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
7749 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
7751 2005-07-12 Peter Barada <peter@the-baradas.com>
7755 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
7756 in address registers.
7757 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
7758 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
7759 alternative of addsi3_5200.
7761 2005-07-11 Ian Lance Taylor <ian@airs.com>
7763 * config/mips/mips.md (ffs<mode>2): Remove.
7765 2005-07-11 Ian Lance Taylor <ian@airs.com>
7767 * doc/tree-ssa.texi (Cleanups): Improve description of
7769 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
7771 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7773 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
7774 * tree.h (DECL_ARGUMENT_FLD): New macro.
7776 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7778 Fix PR tree-optimization/22404
7780 * tree-ssa-structalias.c (create_variable_info_for): Use
7783 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
7785 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
7786 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
7787 for second comparison operand.
7788 * config/bfin/predicates.md (reg_or_const_int_operand): New.
7790 * config/bfin/bfin.md (define_attr "type"): Add "sync".
7791 (define_insn_reservation "alu"): Likewise.
7792 (csync, ssync): Now of type sync.
7793 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
7794 -mcsync-anomaly -mspecld-anomaly.
7795 * config/bfin/bfin.opt (mcsync): Remove.
7796 (mcsync-anomaly, mspecld-anomaly): Add.
7797 * config/bfin/bfin.c: Include "insn-codes.h".
7798 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
7799 (TARGET_DEFAULT_TARGET_FLAGS): New.
7800 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
7802 2005-07-11 Steven Bosscher <stevenb@suse.de>
7804 * basic-block.h: Give the BB flags enum a name, bb_flags.
7805 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
7806 * cfgcleanup.c (enum bb_flags): Remove here.
7807 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
7808 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
7809 (update_forwarder_flag): Likewise.
7810 (thread_jump): Likewise.
7811 (try_forward_edges): Likewise.
7812 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
7813 forwarder flags. Don't clear bb->aux for all basic blocks. Only
7814 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
7816 2005-07-11 Richard Guenther <rguenther@suse.de>
7818 * config/i386/i386.opt: New target option -msseregparm.
7819 * config/i386/i386.c (override_options): Error out for
7820 -msseregparm but no SSE support.
7821 (ix86_function_sseregparm): Check for global sseregparm.
7822 * doc/invoke.texi: Document -msseregparm.
7824 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7826 * config.gcc (m32r-*-linux*): Use the default extra_parts.
7827 (m32rle-*-linux*): Ditto.
7829 2005-07-11 Jakub Jelinek <jakub@redhat.com>
7831 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
7832 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
7835 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7839 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
7840 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
7842 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
7844 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
7845 (varmap): Heapify varmap.
7846 (constraints): Heapify constraints.
7847 (struct constraint_graph): Heapify succs and preds.
7848 (constraint_vec_find): Update for heapification.
7849 (constraint_set_union): Ditto.
7850 (insert_into_complex): Ditto.
7851 (constraint_edge_vec_find): Ditto.
7852 (erase_graph_self_edge): Ditto.
7853 (add_graph_edge): Ditto.
7854 (get_graph_weights): Ditto.
7855 (merge_graph_nodes): Ditto.
7856 (build_constraint_graph): Ditto.
7857 (topo_visit): Ditto.
7858 (solve_graph): Ditto.
7859 (create_variable_info_for): Ditto.
7860 (init_base_vars): Ditto.
7861 (delete_points_to_sets): Free graph, varmap, and complex constraints.
7862 (condese_varmap_nodes): Free complex vector.
7863 (clear_edges_for_node): Clear succs and preds vector.
7865 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7867 * tree-ssa-structalias.c (update_alias_info): Change counting of
7868 references to not include vdefs.
7870 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7872 * tree-ssa-alias.c (free_used_part_map): Add missing free.
7875 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7877 * pa.c (pa_commutative_p): Make PLUS commutative when
7878 TARGET_NO_SPACE_REGS is true.
7880 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7882 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
7883 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
7884 * tree-dfa.c (dump_subvars_for): New.
7885 (debug_subvars_for): New.
7886 (dump_variable): Show subvariables if VAR has them.
7887 * tree-flow-inline.h (get_subvar_at): New.
7888 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
7889 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
7891 (struct subvar): Change fields offset and size to unsigned
7893 (dump_subvars_for): Declare.
7894 (debug_subvars_for): Declare.
7895 (get_subvar_at): Declare.
7896 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
7897 to unsigned HOST_WIDE_INT *.
7898 (overlap_subvar): Likewise.
7899 * tree-gimple.c (is_gimple_reg): Always return false for
7900 SFTs and memory tags.
7901 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
7903 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
7904 (compute_may_aliases): Call compute_points_to_sets.
7905 (collect_points_to_info_for): Remove.
7906 (compute_points_to_and_addr_escape): Remove.
7907 (delete_alias_info): Call delete_points_to_sets.
7908 (compute_flow_sensitive_aliasing): If the call to
7909 find_what_p_points_to returns false, call set_pt_anything.
7910 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
7911 (set_pt_anything): Clear pi->pt_vars.
7912 (set_pt_malloc): Remove.
7913 (merge_pointed_to_info): Remove.
7914 (add_pointed_to_expr): Remove.
7915 (add_pointed_to_var): Remove.
7916 (collect_points_to_info_r): Remove.
7917 (is_escape_site): Make extern.
7919 (create_overlap_variables_for): Call it.
7920 * tree-ssa-copy.c (merge_alias_info): Never merge
7921 flow-sensitive alias information.
7922 * tree-ssa-operands.c (get_expr_operands): Adjust variables
7923 offset and size to be unsigned HOST_WIDE_INT.
7924 (add_to_addressable_set): Rename from note_addressable.
7925 Set TREE_ADDRESSABLE as the variables are added to the set.
7927 (add_stmt_operand): Do not try to micro-optimize unmodifiable
7928 operands into VUSEs when adding V_MAY_DEFs for members in an
7930 * tree-ssa-operands.h (add_to_addressable_set): Declare.
7931 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
7932 (struct variable_info): Add bitfield is_heap_var.
7933 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
7934 (new_var_info): Initialize is_heap_var.
7935 (get_constraint_for): Add HEAP variables to the symbol table.
7936 Mark them with is_heap_var.
7937 (update_alias_info): New. Taken mostly from the old
7938 compute_points_to_and_addr_escape.
7939 (handle_ptr_arith): New.
7940 (find_func_aliases): Call update_alias_info.
7941 Call handle_ptr_info for tcc_binary expressions.
7942 Call mark_stmt_modified.
7943 (create_variable_info_for): If DECL has subvars, do not create
7944 variables for its subvars. Always add all the fields.
7945 (set_uids_in_ptset): If the solution includes ANYOFFSET and
7946 SFTs, then add all the SFTs of the structure.
7947 If VI->DECL is an aggregate with subvariables, add the SFT at
7949 (find_what_p_points_to): If VI is an artificial variable,
7950 translate to bitfields in SSA_NAME_PTR_INFO.
7951 If the solution is empty, set pi->pt_vars to NULL
7952 (init_base_vars): Create ANYOFFSET.
7953 (compute_points_to_sets): Rename from create_alias_vars.
7955 (pass_build_pta): Remove.
7956 (delete_points_to_sets): Rename from delete_alias_vars.
7957 (pass_del_pta): Remove.
7958 * tree-ssa-structalias.h (struct alias_info): Move from
7960 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
7961 NUM_REFERENCES_SET): Likewise.
7962 (compute_points_to_sets, delete_points_to_sets): Declare.
7964 2005-07-09 Richard Henderson <rth@redhat.com>
7966 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
7967 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
7968 alpha_split_lock_test_and_set_12): New functions.
7969 * config/alpha/alpha-protos.h: Update.
7970 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
7971 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
7972 * config/alpha/sync.md (I12MODE): New.
7973 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
7974 (sync_<fetchop_name><I48MODE>): Likewise.
7975 (sync_nand<I48MODE>): Likewise.
7976 (sync_old_<fetchop_name><I48MODE>): Likewise.
7977 (sync_new_<fetchop_name><I48MODE>): Likewise.
7978 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
7979 (sync_compare_and_swap<I48MODE>): Likewise.
7980 (sync_lock_test_and_set<I48MODE>): Likewise.
7981 (sync_compare_and_swap<I12MODE>): New.
7982 (sync_compare_and_swap<I12MODE>_1): New.
7983 (sync_lock_test_and_set<I12MODE>): New.
7984 (sync_lock_test_and_set<I12MODE>_1): New.
7986 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7990 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
7992 2005-07-09 Jakub Jelinek <jakub@redhat.com>
7994 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
7995 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
7997 2005-07-09 Richard SAndiford <richard@codesourcery.com>
8000 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
8002 2005-07-08 David Edelsohn <edelsohn@gnu.org>
8004 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
8005 memory_operand constraint.
8006 (store_conditional_<mode>): Same.
8007 (sync_compare_and_swap<mode>): Same.
8008 (sync_lock_test_and_set<mode>): Same.
8010 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
8012 Rewrite PIC support to more closely model actual instructions.
8013 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
8014 (cris_symbol): Remove prototypes for removed functions.
8015 (cris_pic_symbol_type_of, cris_valid_pic_const)
8016 (cris_expand_pic_call_address): Prototypes for new functions.
8017 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
8019 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
8021 <case ':'>: Add case for new punctuation character.
8022 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
8023 emitting (extra) PIC modifier.
8024 <case UNSPEC>: Do not assert for PLT.
8025 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
8026 (cris_expand_prologue, cris_expand_epilogue): Check
8027 for pic_offset_table_rtx usage instead of taking
8028 current_function_uses_pic_offset_table as the final word.
8029 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
8030 Remove flag_pic difference.
8031 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
8032 the moral equivalents of...
8033 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
8035 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
8036 (cris_handle_option): Mark ARG as unused.
8037 (cris_expand_pic_call_address): New worker function for "call",
8039 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
8040 output PIC constructs here.
8041 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
8042 as symbol-specific modifers, not whole or part of operands.
8043 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
8044 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
8045 constants and flag_pic.
8046 (CONSTANT_INDEX_P): Adjust for new functions.
8047 (enum cris_pic_symbol_type): New helper type.
8048 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
8049 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
8050 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
8052 ("movsi"): Emit actual instructions for GOT and relative access.
8053 ("*movsi_got_load"): New pattern to set up the register holding
8055 ("*movsi_internal"): Operand 1 is not a plain general_operand.
8056 Adjust FIXME for 'S'.
8057 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
8058 Use "movs" for -fpic cases.
8059 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
8060 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
8061 ("call", "call_value"): Just call cris_expand_pic_call_address for
8063 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
8064 Remove special pattern.
8065 ("*expanded_call_side", "*expanded_call_value_side"): New
8067 (gotplt-to-plt, gotplt-to-plt-side-call)
8068 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
8070 * config/cris/cris/predicates.md
8071 ("cris_general_operand_or_gotless_symbol"): Remove unused
8073 ("cris_general_operand_or_symbol"): Adjust for new functions.
8075 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
8077 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
8079 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
8081 * Makefile.in (TREE_H): Add treestruct.def.
8082 (c-decl.o): Add pointer-set.h
8083 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
8084 visibility on regular DECL's.
8085 (merge_decls): Fix the copying of decl nodes of various types for
8086 the new structures. Don't update RTL, section name, weak status,
8087 etc, on DECL's without RTL.
8088 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
8089 Don't check volatile on non-variable types.
8090 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
8091 to check whether we have seen arguments.
8092 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
8093 flag is checked before field (flag is common, field is not).
8094 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
8095 TS_DECL_COMMON could have an origin.
8096 (add_location_or_const_value_attribute): Don't check section name
8097 on non-var/function decls.
8098 (dwarf2out_var_location): Reverse order of tests.
8099 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
8100 with DECL_WRTL_CHECK.
8101 * expmed.c (make_tree): rtl is now in decl_with_rtl.
8102 * fold-const.c (fold_binary): Don't check weakness on
8103 non-var/function decls.
8104 (tree_expr_nonzero_p): Ditto.
8105 (fold_checksum_tree): Use tree_decl_extra as sizeof
8107 * ggc-page.c (extra_order_size_table): Add sizes for
8108 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
8110 * gimplify.c (gimplify_bind_expr): Only set
8111 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
8112 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
8114 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
8115 * langhooks.h (init_ts). New langhook.
8116 * passes.c (rest_of_decl_compilation): Reverse order of tests.
8117 * print-tree.c (print_node): Update to only print fields that
8118 exist in the structures the passed decl has.
8119 * toplev.c (wrapup_global_declarations): Don't reset
8120 DECL_DEFER_OUTPUT on DECL's that don't contain it.
8121 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
8122 * tree-inline.c (remap_decl): Ditto.
8123 * tree-outof-ssa.c (create_temp): Reverse order of tests.
8124 * tree-pretty-print.c (print_declaration): Don't print
8125 DECL_REGISTER on things that don't contain it.
8126 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
8127 non-var/function decls.
8128 * tree.c (tree_contains_struct): New structure.
8129 (init_priority_for_decl): New hashtable.
8130 (tree_int_map): New structure.
8131 (tree_int_map_eq): New function.
8132 (tree_int_map_marked_p): Ditto.
8133 (tree_int_map_hash): Ditto.
8134 (tree_map): Move to tree.h.
8135 (tree_map_eq): Externalize.
8136 (tree_map_hash): Ditto.
8137 (tree_map_marked_p): Ditto.
8138 (init_ttree): Set up tree_contains_struct and call langhook.
8139 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
8140 (tree_code_size): Update for new structures.
8141 (tree_node_structure): Update for new structures.
8142 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
8144 (copy_node_stat): Copy init priority.
8145 (build_decl_stat): Ditto for visibility.
8146 (ts_enum_names): New.
8147 (tree_contains_struct_check_failed): New function.
8148 (decl_init_priority_lookup): Ditto.
8149 (decl_init_priority_insert): Ditto.
8150 * treestruct.def: New file.
8151 * tree.h (CODE_CONTAINS_STRUCT): New macro.
8152 (CONTAINS_STRUCT_CHECK): Ditto.
8153 (tree_contains_struct_check_failed): New prototype.
8154 (DECL_CHECK): Removed.
8155 (DECL_MINIMAL_CHECK): New.
8156 (DECL_COMMON_CHECK): Ditto.
8157 (DECL_WRTL_CHECK): Ditto.
8158 (DECL_NON_COMMON_CHECK): Ditto.
8159 (DECL_WITH_VIS_CHECK): Ditto.
8160 (VAR_OR_FUNCTION_DECL_P): Ditto
8161 (struct tree_decl_minimal): New structure.
8162 (struct tree_decl_common): Ditto.
8163 (struct tree_decl_with_rtl): Ditto.
8164 (struct tree_decl_with_vis): Ditto.
8165 (struct tree_decl_non_common): Ditto.
8166 (struct tree_field_decl): Ditto.
8167 (struct tree_parm_decl): Ditto.
8168 (struct tree_var_decl): Ditto.
8169 (struct tree_function_decl): Ditto.
8170 (struct tree_const_decl): Ditto.
8171 (struct tree_result_decl): Ditto.
8172 (union tree_node): Add new structures.
8173 * var-tracking.c (track_expr_p): Reverse order of tests.
8175 * doc/c-tree.texi: Add documentation on DECL node internal structure.
8177 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
8179 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
8180 * system.h: Poison FINALIZE_PIC.
8181 * doc/tm.texi (FINALIZE_PIC): Remove.
8183 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
8186 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
8187 to the correct type if we have a MODIFY_EXPR.
8189 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
8191 PR tree-optimization/22360
8192 * tree.c (upper_bound_in_type): Fix calculations for casting
8193 to a non-wider signed type and casting a signed value to a
8194 wider unsigned type.
8195 (lower_bound_in_type): Fix calculations for casting to a
8196 non-wider signed type.
8198 PR tree-optimization/20139
8199 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
8201 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
8202 fold_cond_expr_cond.
8203 * tree-ssanames.c (release_defs): Assert in_ssa_p.
8204 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
8206 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
8209 * tree-complex.c (expand_complex_libcall): Produce
8210 REALPART_EXPR/IMAGPART_EXPR with the correct type.
8212 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
8214 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
8215 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
8216 b" assert and inserted fastpath code for this case.
8217 (bitmap_ior): Removed "a != b" assert.
8219 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8221 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
8222 (ENDFILE_SPEC): Likewise.
8223 * config/m32r/m32r.h (ASM_SPEC): Likewise.
8225 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
8226 a large stack frame at epilogue.
8228 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
8230 * final.c: Include sdbout.h when required.
8232 2005-07-07 Geoffrey Keating <geoffk@apple.com>
8234 * config.gcc (*-*-darwin*): Only one target-specific header file
8236 (powerpc-*-darwin*): Add version-specific header files.
8237 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
8238 * config.in: Regenerate.
8239 * configure: Regenerate.
8240 * gcc.c: Include xregex.h.
8241 (version_compare_spec_function): New.
8242 (spec_function): Add version-compare.
8243 (replace_outfile_spec_function): Reformat comment.
8244 (compare_version_strings): New.
8245 * config/darwin-c.c (version_as_macro): New.
8246 (builtin_define): New.
8247 (darwin_cpp_builtins): New.
8248 * config/darwin-protos.h (darwin_cpp_builtins): New.
8249 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
8250 (LIB_SPEC): Make unconditional, update comment.
8251 (TARGET_C99_FUNCTIONS): Define.
8252 * config/darwin.opt: Sort.
8253 (mmacosx-version-min=): New.
8254 * config/darwin7.h: Delete.
8255 * config/darwin8.h: Delete.
8256 * config/i386/darwin.h (): Call darwin_cpp_builtins.
8257 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
8258 (TARGET_C99_FUNCTIONS): Define.
8259 * config/rs6000/darwin7.h: New.
8260 * config/rs6000/darwin8.h: New.
8261 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
8262 (-mmacosx-version-min): Document.
8264 2005-07-07 Ian Lance Taylor <ian@airs.com>
8266 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
8268 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
8271 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
8273 2005-07-07 Khem Raj <kraj@mvista.com>
8275 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
8276 in bytes, not words.
8278 2005-07-07 Paul Brook <paul@codesourcery.com>
8280 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
8281 DEFAULT_FUNCTION_ARG_PADDING to upward.
8283 2005-07-07 Richard Henderson <rth@redhat.com>
8285 * function.c (locate_and_pad_parm): Record parameter alignment in
8286 stack_alignment_needed.
8288 2005-07-07 David Edelsohn <edelsohn@gnu.org>
8290 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
8291 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
8292 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
8293 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
8294 (define_attr "type"): Add isync, sync, load_l, store_c.
8295 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
8296 Create scratch volatile MEM.
8297 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
8299 (load_locked_<mode>): New.
8300 (store_conditional_<mode>): New.
8301 (sync_compare_and_swap<mode>): Replace with splitter.
8302 (sync_lock_test_and_set<mode>): Replace with splitter.
8303 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
8305 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
8306 is ics. Attribute isync.
8307 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
8309 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
8310 and UNSPECV_SYNC_OP.
8311 (emit_unlikely_jump): New.
8312 (emit_load_locked): New.
8313 (emit_store_conditional): New.
8314 (rs6000_split_compare_and_swap): New.
8315 (rs6000_split_lock_test_and_set): New.
8316 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
8317 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
8318 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
8319 rs6000_split_lock_test_and_set): Declare.
8320 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
8321 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
8322 store_c, isync, sync.
8324 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
8326 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
8327 filenames to gtyp-gen.h.
8328 (s-typ-gen): Use it in place of for loops.
8330 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
8332 * hooks.c (hook_bool_rtx_int_false): New function.
8333 * hooks.h (hook_bool_rtx_int_false): Declare.
8334 * target-def.h (TARGET_COMMUTATIVE_P): Define.
8335 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
8336 * target.h (struct gcc_target): Add commutative_p member.
8337 * targhooks.c (hook_bool_rtx_commutative_p): New function.
8338 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
8339 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
8340 (pa_commutative_p): New function.
8341 * jump.c (target.h): Include.
8342 (rtx_renumbered_equal_p): Use targetm.commutative_p.
8343 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
8345 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8347 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
8348 (s390_expand_setmem): New.
8349 * config/s390/s390.c: Likewise.
8350 (print_shift_count_operand): Truncate to 12 bits instead of 6.
8352 * config/s390/s390.md: ("setmem<mode>"): Accept character as
8353 general_operand. Call new function "s390_expand_setmem".
8354 ("clrmem_long", "*clrmem_long"): Rewrite to ...
8355 ("setmem_long", "*setmem_long"): ... this.
8357 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8359 * config/s390/s390.c: (optimization_options): Enable
8360 TARGET_MVCLE at -Os.
8361 * doc/invoke.texi: Document changes in default behaviour.
8362 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
8364 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8366 * expr.c: (set_storage_via_setmem): Convert opchar to mode
8367 defined by back-end.
8369 2005-07-07 Jakub Jelinek <jakub@redhat.com>
8371 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
8372 all sets in the pattern.
8373 * config/rs6000/rs6000.md (stack_protect_testsi,
8374 stack_protect_testdi): Likewise.
8376 2005-07-06 Jeff Law <law@redhat.com>
8378 * tree-vrp.c (simplify_using_ranges): Kill.
8379 (vrp_finalize): Remove call to simplify_using_ranges.
8380 (simplify_stmt_using_ranges): New function extracted from
8381 simplify_using_ranges.
8382 (simplify_div_or_mod_using_ranges): Likewise.
8383 (simplify_abs_using_ranges): Likewise.
8384 (simplify_cond_using_ranges): New function.
8385 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
8386 * tree-ssa-propagate.c (substitute_and_fold): Call
8387 simplify_stmt_using_ranges if we have range information.
8389 2005-07-06 James E. Wilson <wilson@specifixinc.com>
8391 * config/ia64/ia64.c (ia64_reorg): Check optimize before
8392 ia64_flag_schedule_isns2.
8394 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
8395 reading/writing general registers.
8396 (ia64_function_arg): Revert 2005-06-18 change.
8398 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
8400 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
8401 (legitimize_tls_address): Use gcc_unreachable instead of abort.
8403 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
8405 * function.c (expand_function_end): Revert part of 2005-06-27
8406 patch. Do sjlj_emit_function_exit_after after return_label.
8408 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
8410 * doc/install.texi (--disable-libssp): New.
8412 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
8414 * doc/invoke.texi: Update -fforce-mem documentation.
8415 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
8416 code for -fforce-mem.
8417 * expmed.c: (store_bit_field,store_fixed_bit_field,
8418 extract_bit_field): Ditto.
8419 * expr.c: (convert_move): Ditto.
8420 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
8421 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
8422 emit_conditional_add,expand_float,expand_fix): Ditto.
8423 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
8424 (common_handle_option): Issue warning when -fforce-mem specified.
8426 2005-07-06 Paul Brook <paul@codesourcery.com>
8428 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
8430 * configure: Regenerate.
8432 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
8434 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
8436 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
8438 Fix PR tree-optimization/22319
8439 Fix PR tree-optimization/22140
8440 Fix PR tree-optimization/22310
8442 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
8443 variable sized types.
8444 Use correct type for intermediate structure on *a = *b structure
8447 2005-07-06 Jakub Jelinek <jakub@redhat.com>
8449 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
8451 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
8452 (machine_function): Move typedef to...
8453 * config/rs6000/rs6000.c (machine_function): ... here. Add
8454 varargs_save_offset field.
8455 (rs6000_stack_t): Remove varargs_size field.
8456 (setup_incoming_varargs): Allocate varargs save area using
8457 assign_stack_local, try to make it as small as possible.
8458 Save offset from virtual_stack_vars_rtx to the save area
8459 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
8460 instead of magic 8 when fp word byte size is used.
8461 (rs6000_va_start): Use cfun->machine->varargs_save_offset
8462 instead of -RS6000_VARARGS_SIZE.
8463 (rs6000_stack_info, debug_stack_info,
8464 rs6000_initial_elimination_offset): Remove all traces of
8466 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
8467 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
8468 RS6000_VARARGS_AREA.
8470 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
8472 PR tree-optimization/21963
8473 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
8474 constant_multiple_of in the same way get_computation_cost_at does.
8476 2005-07-06 Jakub Jelinek <jakub@redhat.com>
8478 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
8479 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
8480 (gen_compare_reg): If sparc_compare_emitted is set, clear it
8481 and return its previous value.
8482 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
8483 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
8485 (stack_protect_set, stack_protect_test): New expanders.
8486 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
8487 stack_protect_testdi): New insns.
8488 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8489 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
8491 2005-07-06 Jeff Law <law@redhat.com>
8493 * tree-ssa-dce.c (cfg_altered): New global.
8494 (tree_dce_init): Initialize cfg_altered.
8495 (remove_dead_stmt): If we remove an edge in the CFG, then set
8497 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
8500 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
8502 * Makefile.in (stamp-collect-ld): Use
8503 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
8504 ./collect-ld if it already exists.
8505 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
8506 Don't remove ./nm if it already exists.
8508 2005-07-05 Devang Patel <dpatel@apple.com>
8510 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
8511 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
8512 * tree-vectorizer.c (vect_loop_location): New.
8513 (vect_print_dump_info): Use vect_loop_location.
8514 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
8515 (vectorize_loops): Set vect_loop_location.
8516 * tree-vect-analyze.c (vect_analyze_offset_expr,
8517 vect_determin_vectorization_factor, vect_analyze_operations,
8518 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
8519 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
8520 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
8521 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
8522 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
8523 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
8524 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
8525 vect_analyze_loop): Adjust vect_print_dump_info API.
8526 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
8527 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
8528 vect_finish_stmt_generation, vectorizable_assignment,
8529 vectorizable_operation, vectorizable_store, vectorizable_load,
8530 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
8531 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
8532 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
8533 vect_transform_loop): Same.
8534 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
8535 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
8538 2005-07-05 Randolph Chung <tausq@debian.org>
8540 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
8541 * configure: Regenerate.
8542 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
8543 (pa_tls_referenced_p): Declare.
8544 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
8545 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
8546 (legitimize_tls_address): New.
8547 (hppa_legitimize_address): Handle TLS addresses.
8548 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
8549 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
8550 (emit_move_sequence): Handle TLS addresses.
8551 (pa_encode_section_info): Call default handler to handle common
8553 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
8554 (CONSTANT_ADDRESS_P): Reject TLS operands.
8555 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
8556 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
8557 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
8558 (UNSPEC_TLSLE): Define new constants.
8559 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
8560 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
8561 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
8562 (tie_symbolic_operand, tle_symbolic_operand): New
8564 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
8566 * aclocal.m4: Update macros for autoconf 2.59 style.
8567 * configure.ac: Likewise.
8569 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8571 * pa.c (function_value): Handle small aggregates on 32-bit targets.
8572 (function_arg): Pass small aggregates in general registers on 32-bit
8574 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
8576 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
8578 * Makefile.in (final.o): Fix dependencies.
8580 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8584 * langhooks.h (struct lang_hooks): Add expr_to_decl.
8585 * langhooks.c (lhd_expr_to_decl): New.
8586 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
8588 (LANG_HOOKS_INITIALIZER): Update.
8589 * tree.c (recompute_tree_invarant_for_addr_expr): Call
8590 expr_to_decl langhook.
8591 * c-tree.h (c_expr_to_decl): Declare.
8592 * c-typeck.c (c_expr_to_decl): New.
8593 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
8595 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
8597 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8600 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
8601 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
8603 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
8605 * Makefile.in: Adjust dependencies.
8606 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
8607 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
8608 * alias.c (rest_of_handle_cfg, pass_cfg): New.
8609 * bb-reorder.c (duplicate_computed_gotos): Make it static.
8610 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
8611 rest_of_compilation.
8613 * bb-reorder.c (gate_duplicate_computed_gotos,
8614 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
8615 rest_of_handle_reorder_blocks, pass_reorder_blocks,
8616 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
8617 pass_partition_blocks): New.
8618 * bt-load.c (gate_handle_branch_target_load_optimize,
8619 rest_of_handle_branch_target_load_optimize,
8620 pass_branch_target_load_optimize): New.
8621 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
8623 * cfglayout.c (pass_insn_locators_initialize): New.
8624 * cfgrtl.c (pass_free_cfg): New.
8625 * combine.c (gate_handle_combine, rest_of_handle_combine,
8627 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
8628 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
8629 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
8630 * except.c (pass_set_nothrow_function_flags,
8631 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
8633 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
8634 rest_of_handle_shorten_branches, pass_shorten_branches,
8635 rest_of_clean_state, pass_clean_state): New.
8636 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
8637 rest_of_handle_remove_death_notes, pass_remove_death_notes,
8638 rest_of_handle_life, pass_life, rest_of_handle_flow2,
8640 * function.c (pass_instantiate_virtual_regs, pass_init_function,
8641 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
8642 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
8643 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
8645 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
8646 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
8647 pass_rtl_ifcvt, gate_handle_if_after_combine,
8648 rest_of_handle_if_after_combine, pass_if_after_combine,
8649 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
8650 pass_if_after_reload): New.
8651 * integrate.c (pass_initial_value_sets): New.
8652 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
8653 pass_purge_lineno_notes): New.
8654 * mode-switching.c (rest_of_handle_mode_switching,
8655 pass_mode_switching): New.
8656 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
8657 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
8659 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
8660 pass_loop_optimize): New.
8661 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
8663 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
8665 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
8666 pass_postreload_cse): New.
8667 * profile.c (gate_handle_profiling, pass_profiling,
8668 rest_of_handle_branch_prob, pass_branch_prob): New.
8669 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
8670 pass_split_before_regstack, gate_handle_split_before_regstack,
8671 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
8672 rest_of_handle_split_all_insns, pass_split_all_insns): New.
8673 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
8674 pass_stack_regs): New.
8675 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
8676 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
8677 pass_stack_adjustments): New.
8678 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
8679 pass_regrename): New.
8680 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
8681 pass_delay_slots, gate_handle_machine_reorg,
8682 rest_of_handle_machine_reorg, pass_machine_reorg): New.
8683 * rtl.h (extern void purge_line_number_notes): New.
8684 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
8685 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
8687 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
8689 * value-prof.c (gate_handle_value_profile_transformations,
8690 rest_of_handle_value_profile_transformations,
8691 pass_value_profile_transformations): New.
8692 * var-tracking.c (gate_handle_var_tracking,
8693 pass_variable_tracking): New.
8694 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
8696 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
8697 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
8698 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
8699 rest_of_handle_old_regalloc, rest_of_handle_regrename,
8700 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
8701 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
8702 rest_of_handle_gcse2, rest_of_handle_regmove,
8703 rest_of_handle_tracer, rest_of_handle_if_conversion,
8704 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
8705 rest_of_handle_web, rest_of_handle_branch_prob,
8706 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
8707 rest_of_handle_jump_bypass, rest_of_handle_combine,
8708 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8709 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8710 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
8711 rest_of_handle_mode_switching, rest_of_handle_jump,
8712 rest_of_handle_eh, rest_of_handle_stack_adjustments,
8713 rest_of_handle_flow2, rest_of_handle_jump2,
8714 rest_of_handle_peephole2, rest_of_handle_postreload,
8715 rest_of_handle_shorten_branches, rest_of_clean_state,
8716 rest_of_compilation): Remove.
8718 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
8719 * passes.c (dump_flags, in_gimple_form, all_passes,
8720 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8721 register_dump_files, next_pass_1, last_verified, execute_todo,
8722 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
8723 from tree-optimize.c.
8724 (init_optimization_passes): Moved from tree-optimize.c,
8725 adding the RTL optimizations.
8726 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
8727 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
8728 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8729 register_dump_files, next_pass_1, last_verified, execute_todo,
8730 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
8731 init_tree_optimization_passes, ipa_passes): Delete.
8732 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
8734 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
8735 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
8737 (ipa_passes): Remove.
8738 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
8739 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
8740 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
8741 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
8742 (dump_info_p, dump_flag): Moved to tree-dump.h.
8744 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
8746 * passes.c (finish_optimization_passes): Use dump_begin
8747 and dump_end, TDI_end.
8748 (gate_rest_of_compilation): New.
8749 (pass_rest_of_compilation): Use it.
8750 (gate_postreload, pass_postreload): New.
8751 * toplev.c (general_init): Rename init_tree_optimization_passes.
8752 * toplev.h (init_tree_optimization_passes): Rename to
8753 init_optimizations_passes.
8754 * tree-dump.c (dump_flag): Make static.
8755 (dump_files): Remove RTL dumps.
8756 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
8757 pass_cleanup_cfg, pass_free_cfg_annotations,
8758 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
8759 pass_init_datastructures, pass_fixup_cfg): Make non-static.
8760 * tree-pretty-print.c: Include tree-pass.h.
8761 * cgraph.c: Include tree-dump.h.
8763 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8765 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
8766 Only fall back to saying it points to readonly memory if
8769 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8771 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
8772 * config/m32r/m32r.c (m32r_compute_frame_size,
8773 m32r_expand_prologue): Take current_function_profile into
8774 account whenever we reference
8775 current_function_uses_pic_offset_table.
8776 (m32r_finalize_pic): Remove.
8777 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
8779 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
8781 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
8782 instead of $<. Don't remove ./as if it already exists.
8784 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8787 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
8788 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
8789 for complex modes when generating code for PA 1.0.
8790 (VALID_FP_MODE_P): New macro.
8791 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8792 sets for all general and floating point modes. Align wide floating
8793 point modes to even register boundaries to comply with architectural
8795 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
8796 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
8797 (VALID_FP_MODE_P): New macro.
8798 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8799 sets for all general and floating point modes. Align wide floating
8800 point modes to even register boundaries to comply with architectural
8803 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8805 * tree-dump.c (dump_files): Initialize dump number for .cgraph
8808 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8810 * tree-ssa-structalias.c: Don't include expr.h.
8812 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8814 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
8817 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8819 Fix PR tree-optimization/22279
8821 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
8824 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
8826 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
8828 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8830 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
8831 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
8832 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
8833 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
8834 config/stormy16/stormy16.c, config/v850/v850.c,
8835 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
8836 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
8837 Avoid "." or "\n" at end of diagnostics and capital letters at
8838 start of diagnostics.
8839 * combine.c, cse.c: Don't translate dump file output.
8840 * toplev.c (print_version): Only translate output if going to
8843 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8845 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
8846 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
8849 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8851 * pa.c (fix_range): Fix typo in comment.
8853 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8855 * tree-vrp.c (extract_range_from_assert): Replace
8856 fold (build (...)) with fold_build2.
8858 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8860 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
8861 gcc_gfc_char_table, init_dynamic_gfc_info): New.
8862 (format_types_orig, handle_format_attribute): Add support for
8865 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
8867 * varasm.c (assemble_variable): Fix format specifier thinko.
8869 2005-07-03 Ira Rosen <irar@il.ibm.com>
8871 PR tree-optimization/22029 (and 22135)
8872 * tree-pretty-print.c (dump_generic_node): Check that the node is not
8873 a phi node before calling dump_vops.
8875 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8877 * tree-dump.h (dump_string_field): Declare.
8878 * tree-dump.c: Use it instead of dump_string.
8879 (dump_string_field): Make non-static.
8881 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
8883 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
8884 up the minimal CFG stuff always when optimize > 0. Call
8885 split_all_insns_noflow in PIC case if needed.
8887 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8888 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
8891 * c-decl.c (c_write_global_declarations): Dump contents of
8893 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
8894 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
8895 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
8896 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
8899 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8901 * c-common.h (GCC_DIAG_STYLE): Define.
8902 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
8903 version for format checking to 4.1.
8904 * c-format.c: Include toplev.h after c-common.h.
8905 (enum format_type): Add gcc_tdiag_format_type.
8906 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
8907 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
8908 (format_types_orig): Add gcc_tdiag.
8909 (init_dynamic_diag_info): Support gcc_tdiag formats.
8910 (handle_format_attribute): Likewise.
8911 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
8912 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
8913 version for format checking to 4.1.
8914 (warning0, warning, error, pedwarn, sorry): Use
8916 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
8917 (finish_aliases_1): Do not use %qE.
8918 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
8919 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
8920 Correct format bugs.
8921 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
8922 parameter to unsigned HOST_WIDE_INT.
8923 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
8925 2005-07-02 David Edelsohn <edelsohn@gnu.org>
8928 * expr.c (write_complex_part): Use adjust_address for MEM.
8929 (read_complex_part): Same.
8931 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
8933 Fix PR tree-optimization/22280
8935 * tree-sra.c (generate_element_init): Remove useless loop.
8937 2005-07-02 Richard Henderson <rth@redhat.com>
8939 * config/alpha/alpha.c (alpha_legitimize_address): Check for
8941 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
8943 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
8946 * fold-const.c (fold_binary): Handle the return value of
8947 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
8948 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
8950 2005-07-02 Jeff Law <law@redhat.com>
8952 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
8953 a eliminate type conversion which feeds an equality comparison
8954 if the original type or either operand in the comparison is a
8957 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
8959 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
8960 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
8962 * config/avr/avr.c: Do not use '`' as left quote.
8963 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
8964 Remove "." from end of diagnostics. Make diagnostics start with
8967 2005-07-02 Zack Weinberg <zack@codesourcery.com>
8968 Joseph S. Myers <joseph@codesourcery.com>
8970 * toplev.c (default_tree_printer): Handle setting location with
8972 * c-objc.common.c (c_tree_printer): Likewise.
8973 * c-format.c (gcc_diag_flag_specs): Add '+'.
8974 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
8975 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
8977 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
8978 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
8979 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
8980 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
8981 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
8982 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
8983 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
8984 format arguments where %J is used without %D.
8986 2005-07-02 Jakub Jelinek <jakub@redhat.com>
8988 * gcc.c (LINK_SSP_SPEC): Define.
8989 (link_ssp_spec): New variable.
8990 (LINK_COMMAND_SPEC): Add %(link_ssp).
8991 (static_specs): Add link_ssp_spec.
8992 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
8993 * configure: Rebuilt.
8994 * config.in: Rebuilt.
8996 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8997 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8998 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
8999 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
9000 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
9001 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
9002 -0x7008(2) instead of reading __stack_chk_guard variable.
9003 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
9005 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
9006 (stack_protect_set, stack_protect_test): Use *_tls* patterns
9007 if TARGET_THREAD_SSP_OFFSET is defined.
9008 (stack_tls_protect_set_si, stack_tls_protect_set_di,
9009 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
9012 2005-06-27 Richard Henderson <rth@redhat.com>
9013 * libgcc-std.ver (GCC_4.1.0): New.
9014 * libgcc.h (__stack_chk_guard): Declare.
9015 (__stack_chk_fail, __stack_chk_fail_local): Declare.
9016 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
9017 * mklibgcc.in (lib2funcs): Add them.
9019 2005-07-01 Richard Henderson <rth@redhat.com>
9021 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
9022 void * before struct sigcontext *.
9023 (x86_fallback_frame_state): Likewise.
9025 2005-07-01 James E. Wilson <wilson@specifixinc.com>
9027 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
9029 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
9032 * tree-ssa-reassoc.c (should_transpose): Fix which operand
9033 we check for SSA_NAME for.
9035 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
9037 Fix PR tree-optimization/22071
9039 * tree-ssa-structalias.c (offset_overlaps_with_access): New
9041 (get_constraint_for_component_ref): Use it.
9043 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
9046 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
9047 print out the last new line.
9049 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
9051 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
9052 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
9053 * config/cris/cris.c (cris_conditional_register_usage): Adjust
9054 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
9055 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
9056 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
9057 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
9058 (enum reg_class): New member CC0_REGS.
9059 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
9060 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
9061 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
9062 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
9063 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
9064 Adjust for register now described.
9066 2005-07-01 Jakub Jelinek <jakub@redhat.com>
9069 * config/i386/i386.md (stack_protect_test_si,
9070 stack_protect_test_di): Add earlyclobber for scratch 3.
9071 * config/rs6000/rs6000.md (stack_protect_testsi,
9072 stack_protect_testdi): Add earlyclobber for scratch 3,
9073 remove earlyclobber from scratch 4.
9075 Older entries for 2005 can be found in ChangeLog-2005.