| blob | d0ef8fc110f19896b1ba30a5eb2b7de11bc33013 |
1 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
3 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
4 uw_update_context.
5 * unwind-dw2.c (uw_advance_context): Likewise.
6 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
7 _Unwind_SjLj_Unregister.
8 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
10 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
12 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
14 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
16 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
17 langhook to get a DImode integer type.
19 2005-11-16 Richard Henderson <rth@redhat.com>
20 J"orn Rennecke <joern.rennecke@st.com>
21 Ulrich Weigand <uweigand@de.ibm.com>
23 PR rtl-opt/24160
24 PR target/24621
25 * reload1.c (reg_equiv_invariant): New.
26 (reload): Allocate, initialize, and free it.
27 (calculate_needs_all_insns): Check it when skipping equivalence
28 setting insns.
29 (alter_reg): Likewise.
30 (eliminate_regs_1): Rename from eliminate_regs. Add new
31 may_use_invariant argument; only use reg_equiv_invariant when true.
32 (eliminate_regs): New.
33 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
34 a context for which may_use_invariant may be true.
36 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
38 * fold-const.c (const_binop): Don't constant fold the operation
39 if the result has overflowed and flag_trapping_math.
40 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
42 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
44 * config/arm/unwind-arm.c (abort): Add prototype here.
45 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
46 (struct phase1_vrs): Add prev_sp.
47 (unwind_phase2_forced): Save the original core registers instead of
48 modifying entry_vrs. Take a new flag argument for resuming unwinding
49 and set action flags accordingly. Always set _US_END_OF_STACK when
50 get_eit_entry fails. Unwind before calling the stop function.
51 (_Unwind_GetCFA): New function.
52 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
53 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
54 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
55 just call unwind_phase2_forced.
56 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
57 * config/arm/unwind-arm.h (abort): Remove prototype.
58 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
59 prototypes.
60 (_Unwind_GetCFA): New prototype.
61 * config/arm/pr-support.c (abort): Add prototype here.
62 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
63 forced unwinding.
64 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
65 not schedule the prologue with non-call exceptions and EABI.
67 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
69 * config/arm/unwind-arm.h: Reorder interface function declarations.
70 (_URC_END_OF_STACK): New enumeration value.
71 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
72 (struct _Unwind_Control_Block): Document reserved field use.
73 (_Unwind_Stop_Fn): New typedef.
74 (_Unwind_ForcedUnwind): Declare.
75 (_Unwind_Resume_or_Rethrow): Declare.
76 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
77 argument. Adjust.
78 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
79 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
80 (UCB_FORCED_STOP_ARG): New.
81 (search_EIT_table): Update boundary condition checks.
82 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
83 (unwind_phase2): Replace for with do..while.
84 (unwind_phase2_forced): New.
85 (__gnu_Unwind_RaiseException): Replace for with do..while.
86 (__gnu_Unwind_ForcedUnwind): New.
87 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
88 Use appropriate phase2 unwinder.
89 (__gnu_Unwind_Resume_or_Rethrow): New.
90 (__gnu_unwind_pr_common): Cope with forced unwinding.
92 2005-11-16 David Edelsohn <edelsohn@gnu.org>
94 PR target/24772
95 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
97 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
98 roundsf2): Remove "s" from mnemonic.
100 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
102 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
103 __PIC__ is defined.
104 * config/bfin/crtn.s: Change epilogues to match.
105 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
106 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
107 __PIC__ and __pic__.
109 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
111 PR 24357
112 * doc/invoke.texi: Distinguish between free and fixed form instead of
113 Fortran and Fortran 90/95. Remove ratfor from the list of supported
114 languages.
115 * gcc.c (default_compilers): Remove double entries, add entries for
116 suffixes '.F90' and '.F95'.
118 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
120 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
121 in the stack probing loop.
123 2005-11-15 David Edelsohn <edelsohn@gnu.org>
125 * configure.ac: Use .machine power5 not power5x.
126 * configure: Regenerate.
128 2005-11-15 Mike Stump <mrs@apple.com>
130 * c-decl.c (lookup_name_two): Add.
131 * c-tree.h (lookup_name_two): Likewise.
132 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
133 * config/darwin-c.c (darwin_pragma_unused): Likewise.
135 2005-11-16 Alan Modra <amodra@bigpond.net.au>
137 PR rtl-optimization/23392
138 * regrename.c (enum scan_actions) Add mark_access.
139 (scan_actions_name): Ditto.
140 (scan_rtx_reg): Handle mark_access.
141 (scan_rtx_address): Do nothing for mark_access.
142 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
143 and regs in REG_INC notes before closing chains for dead regs.
144 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
145 opening chains for new writes.
147 2005-11-15 David Edelsohn <edelsohn@gnu.org>
149 * c.opt (ffixed-line-length-none): New.
151 2005-11-15 Steve Ellcey <sje@cup.hp.com>
153 * mklibgcc.in: Change contents of eh_dummy.c.
155 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
157 * loop.c (scan_loop): Do not insert temporaries for hard registers.
159 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
161 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
162 of making syscalls.
163 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
165 2005-11-15 Jan Hubicka <jh@suse.cz>
167 * invoke.texi (large-unit-insns): Document.
168 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
169 * params.def (large-unit-insns): New param.
171 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
173 PR target/24869
174 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
175 special register for operand 3. Reindent constraints to align
176 them vertically.
178 2005-11-14 David Edelsohn <edelsohn@gnu.org>
180 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
181 -mpopcntb, -mfprnd. Add -mcpu=power5+.
182 * configure.ac: Add test for FP rounding instructions.
183 * configure: Regenerate.
184 * config.in: Regenerate.
185 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
186 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
187 features enabled.
188 * config/rs6000/rs6000.opt (mfprnd): New.
189 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
190 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
191 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
192 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
193 (TARGET_FPRND): New.
194 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
195 UNSPEC_FRIZ): New.
196 (btrunc<mode>2): New.
197 (ceil<mode>2): New.
198 (floor<mode>2): New.
199 (round<mode>2): New.
201 2005-11-14 Geoffrey Keating <geoffk@apple.com>
203 * gcc.c (version_compare_spec_function): Use fatal() rather than
204 abort().
206 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
207 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
208 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
209 as empty.
210 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
211 link in crt2.o.
213 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
214 on -mmacosx-version-min setting.
216 2005-11-14 Diego Novillo <dnovillo@redhat.com>
218 PR 24840
219 * tree-vrp.c (infer_value_range): Return false if STMT is a
220 block terminator and its basic block has no successors.
222 2005-11-14 Mike Stump <mrs@apple.com>
224 * config/i386/i386.c (override_options): -masm=intel isn't
225 supported on darwin.
226 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
228 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
230 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
231 vfork after including auto-host.h.
233 2005-11-15 Alan Modra <amodra@bigpond.net.au>
235 PR rtl-optimization/22002
236 * combine.c (distribute_notes): Detect cases where a reg dies
237 two or more times in a bb, including on the insn we are combining,
238 and place the death note on the correct range.
240 2005-11-14 Dale Johannesen <dalej@apple.com>
242 * expmed.c (store_bit_field): Add offset unconditionally for
243 memory targets.
244 (extract_bit_field): Don't force extzv or extv operand into
245 a register if field is too big.
247 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
249 * config/arm/arm.c (pic_labelno): New.
250 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
251 LABEL_REF. Pass only the labelno to PIC insns.
252 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
253 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
254 * arm.md (UNSPEC_PIC_LABEL): New constant.
255 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
256 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
257 Use the correct label prefix.
259 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
261 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
262 REQ_EQUIV note.
264 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
266 * loop-invariant.c: Include tm_p.h.
267 * Makefile.in: Updated.
269 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
271 * pa.c (store_reg): Revise generation of frame notes in large frames.
272 (set_reg_plus_d): Likewise.
274 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
276 PR tree-optimization/24709
277 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
278 loop check.
280 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
282 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
283 and duplicate declaration of pthread_self.
285 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
286 Ian Lance Taylor <ian@airs.com>
288 PR middle-end/24003
289 * calls.c (expand_call): If TARGET is a MEM and some part of the
290 argument area has been saved, force TARGET to a register.
292 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
294 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
295 checking.
297 2005-11-13 Jason Merrill <jason@redhat.com>
299 PR c++/22489
300 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
301 lazily declared methods.
302 (force_decl_die): Stop if forcing out the context already make a
303 DIE for the decl.
304 (force_type_die): Likewise.
306 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
308 PR middle-end/24820
309 * builtins.c (integer_valued_real_p): Add break in
310 REAL_CST having TREE_OVERFLOW set.
312 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
314 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
315 addressing modes during calculation of costs.
317 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
319 * function.c (assign_stack_local_1): Restrict sanity check
320 on frame size overflow to 32-bit and above platforms.
322 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
324 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
325 * config/cris/cris.c: Include reload.h.
326 (cris_initial_elimination_offset): New function.
327 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
328 Prototype.
330 2005-11-12 Richard Guenther <rguenther@suse.de>
332 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
334 2005-11-12 Jan Hubicka <jh@suse.cz>
336 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
337 to compare against 0 when possible.
339 2005-11-12 Jie Zhang <jie.zhang@analog.com>
341 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
342 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
343 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
344 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
345 in the new order.
347 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
349 * recog.c (constrain_operands) <case 'g'>: For a match, require
350 that a non-register matches general_operand when strict >= 0.
352 2005-11-11 Steven Bosscher <stevenb@suse.de>
354 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
355 previous checkin.
357 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
359 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
360 (memory_address_same): New.
361 (dse_optimize_stmt): Call memory_address_same.
363 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
365 PR middle-end/24750
366 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
367 ZERO_EXTEND>: New cases.
369 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
371 * longlong.h (__clz_tab): Always provide.
373 2005-11-11 Steven Bosscher <stevenb@suse.de>
375 PR 24265
376 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
377 can be assigned to.
378 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
379 before check_maybe_invariant.
380 (move_invariant_reg): Use gen_move_insn instead of replacing
381 SET_DEST with the temporary for the invariant.
382 (move_loop_invariants): If checking is enabled, do internal
383 consistency checks after completing the pass.
385 2005-11-11 David Edelsohn <edelsohn@gnu.org>
387 PR 24644
388 * common.opt (Wvolatile-register-var): New.
389 * varasm.c (make_decl_rtl): Only emit warning when option
390 specified. Clarify warning message.
391 * doc/invoke.texi (Wvolatile-register-var): Document new option.
393 * doc/md.texi (copysign): Document standard named pattern.
395 2005-11-11 Jie Zhang <jie.zhang@analog.com>
397 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
398 bytes when align is 2.
399 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
400 by the first instruction of the loop.
402 2005-11-11 Jason Merrill <jason@redhat.com>
404 PR c++/24686
405 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
406 the cleanup list.
408 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
410 PR rtl-optimization/22509
411 * local-alloc.c (memref_used_between_p): Check whether a function call
412 could not reference the memref.
414 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
416 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
417 algorithm so as to choose the best, not the worst, alternative.
418 Reset accumulated register class before processing next alternative.
420 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
422 PR target/24445
423 * calls.c (expand_call): Copy a return value to a plain register
424 if needed.
426 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
428 PR target/24778
429 * varasm.c (assemble_name): Recompute name only for transparent
430 aliases.
432 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
434 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
436 2005-11-04 Jeff Law <law@redhat.com>
438 PR middle-end/23181
439 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
440 perform reassociation if the parent statement will not die as
441 a result of the optimization.
443 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
445 * tree-ssa-alias.c (compute_may_aliases): Remove call to
446 delete_old_heap_vars.
447 * tree-dfa.c (referenced_var_remove): Remove function.
448 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
449 (delete_tree_ssa): Remove call to delete_old_heapvars.
450 Add call to delete_alias_heapvars.
451 * tree-flow.h (referenced_var_remove): Remove prototype
452 (init_alias_heapvars): New prototype.
453 (delete_alias_heapvars): Ditto.
454 * Makefile.in (tree-ssa-structalias.o): Add
455 gt-tree-ssa-structalias.o
456 (GTFILES): Add tree-ssa-structalias.h and
457 tree-ssa-structalias.c.
458 (s-gtype): Add gt-tree-ssa-structalias.h.
459 * tree-ssa-structalias.c (heapvars): Remove.
460 (oldheapvars): Remove.
461 (heapvar_for_stmt): New variable.
462 (heapvar_lookup): New function.
463 (heapvar_insert): Ditto.
464 (get_constraint_for): See if we have an old heapvar
465 to reuse.
466 (init_alias_heapvars): New function.
467 (delete_alias_heapvars): Ditto.
468 Add include of gt-tree-ssa-structalias.h.
470 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
472 PR middle-end/22127
473 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
475 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
477 * tree.c (int_fits_type_p): Only look at the base type
478 if it has the same precision as the original type.
480 2005-11-10 Jakub Jelinek <jakub@redhat.com>
482 PR other/4372
483 * varasm.c (assemble_alias): Use %q+D in the error
484 message instead of %J and %qD.
486 2005-11-10 Richard Guenther <rguenther@suse.de>
488 * gcse.c (free_ldst_entry): Only free hashtable if
489 it exists.
491 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
493 * function.c (assign_stack_local_1): Issue an error message if
494 the frame size overflows in the signed target arithmetics.
496 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
498 * tree.c (build_qualified_type): Chain the new type to the original
499 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
500 a POINTER_TYPE or a REFERENCE_TYPE respectively.
501 (build_pointer_type_for_mode): Only return unqualified types.
502 (build_reference_type_for_mode): Likewise.
504 2005-11-09 Jakub Jelinek <jakub@redhat.com>
506 * Makefile.in (gnucompare): Do comparison of all files using one of
507 the chosen methods and only afterwards decide if just warning should
508 be issued or comparison failure raised.
510 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
512 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
513 (noce_try_abs): Negate if the comparison is reversed.
514 Look only one instruction backwards for a REG_EQUAL note.
516 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
518 PR other/4372
519 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
520 gthr-tpf.h: Define __gthrw. For all identifiers that might
521 be weak, introduce weakrefs or non-weak aliases with __gthrw,
522 and prefix all uses with __ghtrw.
524 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
526 PR other/4372
527 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
528 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
529 * c-common.c (handle_weakref_attribute): New.
530 (c_common_attribute_table): Add weakref.
531 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
532 in the assembler.
533 * configure, config.in: Rebuilt.
534 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
535 * doc/extend.texi: Document weakref attribute.
536 * varasm.c (ultimate_transparent_alias_target): New
537 (assemble_name): Use it.
538 (weak_finish_1): Split out of...
539 (weak_finish): ... and deal with weakrefs in...
540 (weakref_targets): ... new list.
541 (globalize_decl): Clean up weakref_targets.
542 (do_assemble_alias): Handle weakrefs.
543 (finish_aliases_1): Do not reject weakrefs to external symbols.
544 (assemble_alias): Handle weakrefs.
546 2005-11-09 Richard Guenther <rguenther@suse.de>
548 PR tree-optimization/24716
549 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
550 t_bool to track results from follow_ssa_edge.
552 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
554 * final.c (force_source_line): New global variable.
555 (final_scan_insn): Set it to true instead of clearing last_filename.
556 (notice_source_line): Return true if force_source_line is true,
557 unless source info is absent.
559 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
561 PR c/24644
562 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
563 a linkage name for a variable if it a register variable.
564 * c-decl.c (grokdeclarator): Global register variables
565 should be set as PUBLIC.
567 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
569 PR 24624
570 * config/s390/s390.c (struct s390_frame_layout): New fields
571 first_save_gpr_slot and last_save_gpr_slot.
572 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
573 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
574 first_save_gpr and last_save_gpr with the _slot variants.
575 (s390_register_info): Calculate first_save_gpr_slot and
576 last_save_gpr_slot using regs_ever_live.
578 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
580 PR 24623
581 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
582 for a function containing a landing pad.
584 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
586 PR 24034
587 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
588 is live afterwards.
590 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
592 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
593 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
595 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
597 Add ms2 support
598 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
599 constants.
600 (call,load,store): New insn types.
601 (mem_access, branch_access): Adjust reservation conditions.
602 (define_delay): Adjust condition.
603 (decrement_and_branch_until_zero): Allow for ms2. Set branch
604 type.
605 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
606 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
607 insn type.
608 (call_internal, call_value_internal, return_internal,
609 return_interrupt_internal, eh_return_internal, indirect_jump,
610 tablejump): Set call insn type.
611 (blockage, ei, di): Use appropriate unspec const.
612 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
613 (ms1_get_attr_type): Adjust to give load & store types.
614 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
615 backwards past a barrier.
616 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
617 branch scheduling.
618 (struct branch_info, struct label_info): New.
619 (ms1_labels): New.
620 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
621 (ms1_machine_reorg): New.
622 (TARGET_MACHINE_DEPENDENT_REORG): Override.
623 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
624 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
625 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
626 (TARGET_MS2): New.
628 2005-11-09 Per Bothner <per@bothner.com>
629 Uros Bizjak <uros@kss-loka.si>
631 PR c/24101
632 * toplev.c (process_options): Initialize debug_hooks early
633 in case lang_hooks.post_options ends up calling a debug_hook.
635 2005-11-08 Jakub Jelinek <jakub@redhat.com>
637 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
638 DBX_REGISTER_NUMBER being contiguous.
640 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
641 Diego Novillo <dnovillo@redhat.com>
643 PR 23046
644 * tree-vrp.c (register_edge_assert_for): Do not register
645 always-false predicates.
647 2005-11-08 Devang Patel <dpatel@apple.com>
649 PR tree-optimization/23115
650 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
651 relation.
653 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
655 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
656 -mcpu=440.
658 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
660 Fix PR tree-optimization/23382
662 * tree-ssa-alias.c (compute_may_aliases): Call
663 delete_old_heap_vars.
664 * tree-dfa.c (referenced_var_remove): New function.
665 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
666 * tree-flow.h (referenced_var_remove): Add prototype.
667 (delete_old_heap_vars): Ditto.
668 * tree-ssa-structalias.c (heapvars): New variable.
669 (oldheapvars): Ditto.
670 (get_constraint_for): Put heap vars on heapvars list.
671 (delete_old_heap_vars): New function.
673 2005-11-08 Jason Merrill <jason@redhat.com>
675 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
677 2005-11-08 Uros Bizjak <uros@kss-loka.si>
679 PR target/19340
680 * reg-stack.c (reg_to_stack): Update register liveness also
681 for flag_sched2_use_traces.
683 2005-11-08 Alan Modra <amodra@bigpond.net.au>
685 PR target/23704
686 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
687 override prior explicit -mno-powerpc-gfxopt.
689 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
691 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
692 if the bitsize is zero.
693 * doc/md.texi (Standard Pattern Names): Document it.
695 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
696 (TARGET_PASS_BY_REFERENCE): Likewise.
698 2005-11-07 Ian Lance Taylor <ian@airs.com>
700 PR rtl-optimization/24683
701 * config/i386/i386.c (legitimize_pic_address): If constant operand
702 to PLUS is too large, put it in a register.
704 2005-11-07 Jie Zhang <jie.zhang@analog.com>
706 * configure.ac: Enable checking assembler dwarf2 support for bfin
707 target.
708 * configure: Regenerate.
710 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
712 PR target/24230
714 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
715 gen_easy_vector_constant_add_self): Delete.
716 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
717 New.
718 (output_vec_const_move): Use gen_easy_altivec_constant.
719 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
720 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
721 (easy_vector_constant_add_self): Rewritten.
722 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
723 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
724 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
725 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
726 Macroize and adjust for the other changes.
728 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
730 PR c/24599
732 * c-typeck.c (build_c_cast): Try using a shared constant, and see
733 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
735 2005-11-07 Jakub Jelinek <jakub@redhat.com>
737 PR rtl-optimization/23567
738 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
739 (noce_process_if_block): Don't do any optimizations except
740 if (cond) x = x; if !set_b and write into orig_x may trap
741 or fault. Remove the MEM_READONLY_P check.
743 2005-11-06 Diego Novillo <dnovillo@redhat.com>
745 PR 24670
746 * tree-vrp.c (fix_equivalence_set): New.
747 (extract_range_from_assert): Call it.
749 2005-11-05 Ian Lance Taylor <ian@airs.com>
751 PR target/22432
752 * combine.c (apply_distributive_law): Don't distribute across a
753 vector mode subreg.
755 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
757 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
758 config/ms1/ms1.h, config/rs6000/predicates.md,
759 config/s390/s390.c, params.def, postreload-gcse.c,
760 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
761 tree-vrp.c, tree.c: Fix comment typos.
762 * doc/invoke.texi: Fix typos.
764 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
766 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
767 for testing whether the data_dependence_relation contains distance
768 vectors. Iterate over all distance vectors of the ddr.
769 * lambda.h: Define a vec of lambda_vector pointers.
770 * tree-data-ref.c (dump_data_dependence_relation,
771 dump_data_dependence_direction): Iterate over all distance and
772 direction vectors of the ddr.
773 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
774 DDR_DIST_VECTS.
775 (build_classic_dist_vector, build_classic_dir_vector): Push a set
776 of distance/direction vectors instead of a single one.
777 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
778 lambda_vectors with a vec of lambda_vectors.
779 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
780 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
781 DDR_NUM_DIST_VECTS): New.
782 * tree-loop-linear.c (gather_interchange_stats): Test for the
783 existence of distance vectors only after having checked that there
784 is a dependence. Iterate over all distance vectors of the ddr.
785 (linear_transform_loops): Use dump_data_dependence_relation.
786 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
787 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
788 distance vectors of the ddr.
790 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
792 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
793 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
794 IS_INTHANDLER; all callers changed.
795 (n_regs_saved_by_prologue): Take interrupt handler attributes into
796 account.
797 (do_link, do_unlink): New argument ALL; all callers changed.
798 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
799 If function isn't leaf, save and restore all registers.
800 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
801 exception handler.
803 2005-11-05 Jan Hubicka <jh@suse.cz>
805 PR rtl-optimization/23490
806 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
807 max-flow-memory-location): Document.
808 * flow.c: Include params.h
809 (MAX_MEM_SET_LIST_LEN): Kill.
810 (add_to_mem_set_list): Use new param.
811 * cse.c (cse_basic_block): Replace 1000 by new param.
812 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
813 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
814 * predict.c (predict_loops): Use new param.
815 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
817 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
818 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
819 Do not hold memory returned by cgraph_node_name across other call.
821 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
823 PR target/23424
824 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
825 Disable.
827 2005-11-04 Jeff Law <law@redhat.com>
829 PR/21883
830 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
831 * tree-ssa-dom.c: Include params.h.
832 (thread_across_edge): If there are too many statements in the
833 target block, then do not thread through it.
834 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
835 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
837 2005-11-03 Diego Novillo <dnovillo@redhat.com>
839 PR 24627
840 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
841 TODO_update_ssa instead of TODO_update_ssa_no_phi.
843 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
845 PR/18595
846 * tree-scalar-evolution.c (instantiate_parameters_1,
847 instantiate_parameters, resolve_mixers): Compute the size of an
848 expression to be instantiated and give up the instantiation if the
849 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
851 2005-11-04 Richard Guenther <rguenther@suse.de>
853 * tree-flow.h (ref_contains_indirect_ref): Rename to
854 array_ref_contains_indirect_ref.
855 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
856 (array_ref_contains_indirect_ref): Make comment match the code
857 and vice-versa.
858 (ref_contains_array_ref): Likewise.
859 * tree-ssa-structalias.c (find_func_aliases): Remove call to
860 ref_contains_indirect_ref.
861 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
862 Rename calls to ref_contains_indirect_ref.
864 2005-11-04 Paul Brook <paul@codesourcery.com>
866 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
867 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
868 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
869 * config/arm/arm.md: Use match_operand in peephole input templates
870 and match_dup in peephole output templates.
872 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
874 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
875 __aeabi_uidiv.
877 2005-11-04 Mark Mitchell <mark@codesourcery.com>
878 Daniel Jacobowitz <dan@codesourcery.com>
880 * longlong.h (add_ssaaaa): Clobber condition code register
881 in ARM version.
882 (sub_ddmmss): Likewise.
883 (umul_ppmm): Likewise.
885 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
886 Paul Brook <paul@codesourcery.com>
887 Phil Blundell <pb@reciva.com>
889 * configure.ac: Add test for ARM TLS support.
890 * configure: Regenerated.
891 * config/arm/arm-protos.h (legitimize_tls_address)
892 (arm_tls_referenced_p, tls_mentioned_p)
893 (arm_output_addr_const_extra): New prototypes.
894 (thumb_legitimize_pic_address): Delete.
895 * config/arm/arm.c: Include "gt-arm.h".
896 (enum tls_reloc): New.
897 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
898 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
899 (arm_call_tls_get_addr, legitimize_tls_address)
900 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
901 (arm_init_tls_builtins, arm_emit_tls_decoration)
902 (arm_output_addr_const_extra): New functions.
903 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
904 (TARGET_HAVE_TLS): Define.
905 (target_thread_pointer): New.
906 (arm_override_options): Handle -mtp=.
907 (legitimize_pic_address): Ignore UNSPECs.
908 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
909 relative symbols.
910 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
911 (tls_get_addr_libfunc): New variable.
912 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
913 (arm_init_builtins): Call arm_init_tls_builtins.
914 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
915 (arm_encode_section_info): Call default_encode_section_info.
916 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
917 (enum arm_tp_type): New.
918 (target_thread_pointer): Add declaration.
919 (LEGITIMATE_CONSTANT_P): Handle TLS.
920 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
921 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
922 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
923 * config/arm/arm.md: Add UNSPEC_TLS.
924 (movsi): Handle TLS.
925 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
926 non-PIC.
927 (tls_load_dot_plus_eight): New insn and a peephole to create it.
928 (load_tp_hard, load_tp_soft): New insns.
929 * arm.opt: Add -mtp=.
930 * doc/invoke.texi (ARM Options): Document -mtp.
932 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
934 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
935 * config/arm/libunwind.S: Include "lib1funcs.asm".
936 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
937 (LIB2ADDEH): Add libunwind.S.
938 (LIB2ADDEHDEP): Add lib1funcs.asm.
939 * mklibgcc.in: Handle asm files in libgcc_eh.a.
941 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
943 PR fortran/18452
944 * gcc/c.opt: Add a -lang-fortran option.
945 * gcc/c-opts.c: Add a lang_fortran flag.
946 (c_common_init_options): Handling the -lang-fortran option.
947 (c_common_handle_option): Add a case for Fortran options in
948 preprocessing. Remove cases for -ffixed-form and
949 -ffixed-line-length. Add a case for -lang-fortran.
951 2005-11-03 David Edelsohn <edelsohn@gnu.org>
953 * config/rs6000/rs6000.c: Include params.h
954 (optimization_options): Set max-grow-copy-bb-insns default to 16.
955 (bdesc_2arg): Delete vpkuhss and vpkuwss.
956 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
957 (UNSPEC_VPKUWSS): Delete.
958 (altivec_vpkuhss): Delete.
959 (altivec_vpkuwss): Delete.
960 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
961 final condition.
962 (neg_eq0<mode>): Remove final condition.
963 (neg_eq<mode>): Remove condition and split-condition.
965 2005-11-04 Alan Modra <amodra@bigpond.net.au>
967 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
968 Use associated print macros.
970 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
972 PR c++/17964
973 * diagnostic.c (diagnostic_set_info_translated): New function.
974 (diagnostic_set_info): Use it. Add comment.
975 * diagnostic.h (diagnostic_set_info_translated): Declare.
977 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
979 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
980 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
981 reference only if 'public' is true.
982 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
983 emit the .hidden directive only if the indirect reference is public.
984 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
985 Pass it to dw2_force_const_mem.
986 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
987 * dwarf2out.c (output_cfi): Adjust calls to above function.
988 (output_call_frame_info): Likewise.
989 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
990 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
992 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
994 PR tree-optimization/24483
995 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
996 field to elts if possible.
998 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
1000 PR middle-end/23155
1001 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
1002 CONSTRUCTOR.
1004 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
1006 Fix PR tree-optimization/24351
1008 * tree-ssa-structalias.c (struct variable_info): Add
1009 collapsed_into.
1010 (get_varinfo_fc): New function to follow collapsing.
1011 (new_var_info): Set collapsed_to to NULL.
1012 (dump_constraint): Follow collapsing.
1013 (build_constraint_graph): Handle collapsing.
1014 (do_simple_structure_copy): Return false if something bad
1015 happened.
1016 (collapse_rest_of_var): New function.
1017 (do_structure_copy): Collapse if do_simple_structure_copy returns
1018 false.
1020 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
1022 PR middle-end/24589
1023 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
1024 expressions to a statement list instead of gimplifying them.
1026 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
1028 PR rtl-optimization/23585
1029 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
1030 that can't trap plus a constant integer, if the mode has zero size.
1032 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
1034 PR target/24620
1035 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
1036 as operand 2.
1037 ("*insv<mode>_reg_extimm"): Likewise.
1039 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
1041 PR c/24329
1042 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
1043 c_common_type_for_mode returns an unnamed type.
1045 2005-11-02 Richard Henderson <rth@redhat.com>
1047 PR target/9350
1048 PR target/24374
1049 * dwarf2out.c (dwarf2out_reg_save_reg): New.
1050 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
1051 * function.c (assign_parms): Use calls.internal_arg_pointer.
1052 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
1053 code.
1054 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
1055 (TARGET_CALLS): Add it.
1056 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
1057 * targhooks.c (default_internal_arg_pointer): New.
1058 * targhooks.h (default_internal_arg_pointer): Declare.
1059 * tree.h (dwarf2out_reg_save_reg): Declare.
1060 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
1061 * config/i386/i386.c (dbx_register_map): Add return column.
1062 (dbx64_register_map, svr4_dbx_register_map): Likewise.
1063 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
1064 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
1065 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
1066 (ix86_save_reg): Save force_align_arg_pointer.
1067 (ix86_emit_save_regs): Make regno unsigned.
1068 (ix86_emit_save_regs_using_mov): Likewise.
1069 (ix86_expand_prologue): Handle force_align_arg_pointer.
1070 (ix86_expand_epilogue): Likewise.
1071 * config/i386/i386.h: (dbx_register_map): Update.
1072 (dbx64_register_map, svr4_dbx_register_map): Update.
1073 (struct machine_function): Add force_align_arg_pointer.
1074 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
1075 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
1076 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
1078 2005-11-02 Jan Hubicka <jh@suse.cz>
1080 PR target/23303
1081 * i386.md: Add peep2 for simplyfing array accesses.
1083 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
1085 PR target/24615
1086 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
1087 * config/s390/s390.c (s390_decompose_shift_count): New function.
1088 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
1089 (print_shift_count_operand): Use s390_decompose_shift_count.
1090 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
1091 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
1093 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
1095 PR target/24600
1096 * loop.c (loop_givs_rescan): Use force_operand to expand
1097 complex GIVs.
1099 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
1101 PR 22429
1102 * fold-const.c (build_range_check): Use unsigned when signed
1103 overflow is undefined also. If etype is subtype, make sure that
1104 the subtraction is in the supertype.
1106 2005-11-02 Richard Henderson <rth@redhat.com>
1108 PR target/24178
1109 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
1110 by MEM_ALIGN.
1112 2005-11-01 Richard Henderson <rth@redhat.com>
1114 PR 21518
1115 * loop.c (scan_loop): Do not propagate computations to a hard
1116 register destination with SMALL_REGISTER_CLASSES.
1118 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
1120 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
1121 costs for MULT inside PLUS or MINUS.
1123 2005-11-01 Bob Wilson <bob.wilson@acm.org>
1125 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
1126 (TRAMPOLINE_SIZE): Round up to 60.
1127 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
1129 2005-10-31 James E. Wilson <wilson@specifix.com>
1131 PR debug/24444
1132 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
1133 ifdef. Put ifdefs around call in gen_subprogram_die.
1134 (compute_frame_pointer_to_cfa_displacement): Likewise.
1135 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
1136 not defined.
1138 PR rtl-optimization/17356
1139 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
1140 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
1142 2005-10-31 Jan Hubicka <jh@suse.cz>
1144 PR middle-end/24093
1145 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
1147 PR target/20928
1148 * i386.c (legitimize_pic_address): Deal with large immediates.
1150 PR profile/20815
1151 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
1152 from symbol names while computing checkup.
1154 PR profile/24487
1155 * predict.c (predict_loops): Do not estimate more than
1156 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
1157 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
1159 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
1161 PR tree-optimization/19097
1162 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
1164 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
1166 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
1168 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
1170 PR middle-end/23492
1171 * tree-inline.c (setup_one_parameter): If the init_stmt
1172 is NULL, don't insert the statement.
1174 2005-10-30 Jan Hubicka <jh@suse.cz>
1176 PR tree-optimization/24172
1177 * tree-inline.c (copy_body_r): Unshare the substituted value first.
1179 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
1181 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
1182 constants for hosts with long != 32 bits.
1184 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
1186 PR middle-end/24093
1187 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
1189 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
1191 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
1192 (TARGET_MS1_16_002): New.
1193 (TARGET_MS1_16_003): New.
1195 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
1196 ("*decrement_and_branch_until_zero_no_clobber"): New.
1197 Add corresponding splitter for decrement_and_branch_until_zero
1198 instruction.
1199 Key all decrement_and_branch_until_zero patterns off of
1200 TARGET_MS1_16_003.
1202 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
1204 PR middle-end/24362
1205 * tree-complex.c (extract_component): Treat RESULT_DECL
1206 like the rest of the decls.
1208 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
1210 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
1211 indirect call to _mcount if the function needs a static chain.
1213 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
1214 Caroline Tice <ctice@apple.com>
1216 PR rtl-optimization/24460
1217 * dwarf2out.c (have_switched_text_sections): New boolean variable.
1218 (dwarf2out_switch_text_section): Set it to true instead of
1219 incrementing separate_line_info_table_in_use.
1220 (output_loc_list): Additionally test have_switched_text_sections.
1221 (output_ranges): Likewise.
1222 (dwarf2out_finish): Likewise.
1223 * varasm.c (assemble_start_function): Do not call
1224 insert_section_boundary_note.
1225 (assemble_end_function): If flag_reorder_blocks_and_partition,
1226 switch to the function's section before emitting the .size directive.
1227 * bb-reorder.c (insert_section_boundary_note): Staticify.
1228 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
1229 * output.h (insert_section_boundary_note): Delete.
1231 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
1233 PR c/23103
1234 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
1235 instead of pointer equality when comparing types.
1237 2005-10-24 James E. Wilson <wilson@specifix.com>
1239 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
1240 add_dependence_list_and_free calls.
1242 2005-10-24 Steven Bosscher <stevenb@suse.de>
1244 * contrib.texi: Add the names of the LLNL folks who donated
1245 Cray pointer support for gfortran.
1247 2005-10-24 Steven Bosscher <stevenb@suse.de>
1249 PR tree-optimization/24225
1250 * profile.c (branch_prob): Look from end to start through a
1251 basic block when looking for a locus.
1253 2005-10-24 Richard Henderson <rth@redhat.com>
1255 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
1256 parallel.
1257 (hppa_expand_prologue): Likewise.
1259 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1261 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
1262 (NO_DEFERRED_PROFILE_COUNTERS): Define.
1263 * pa.h (NO_PROFILE_COUNTERS): Define.
1264 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
1265 (funcdef_nos): New vector to hold label numbers of deferred profile
1266 counters.
1267 (output_deferred_profile_counters): New function.
1268 (hppa_profile_hook): Push label number onto funcdef_nos.
1269 (pa_hpux_file_end): Call output_deferred_profile_counters if
1270 NO_DEFERRED_PROFILE_COUNTERS is false.
1272 * pa-protos.h (get_deferred_plabel): New prototype.
1273 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
1274 Make global.
1275 (output_call): Adjust calls.
1277 2005-10-24 Alan Modra <amodra@bigpond.net.au>
1279 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
1280 peculiarity of GOT/TOC section usage.
1282 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
1284 PR objc/24435
1285 * c-common.c (constant_string_class_name): Add documentation.
1287 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
1289 PR target/23832
1290 * recog.c (peephole2_optimize): Increment peep2_current_count
1291 only when the slot is empty.
1293 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1295 PR ada/23957
1296 * except.c (output_function_exception_table): Call
1297 assemble_external_libcall if we need a personality function.
1299 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1301 PR rtl-optimization/24460
1302 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
1303 set the basic block for barriers.
1305 2005-10-21 Janis Johnson <janis187@us.ibm.com>
1307 * var-tracking.c (vt_initialize): Initialize post.
1309 2005-10-21 Devang Patel <dpatel@apple.com>
1311 PR/24220
1312 * c-common.c (vector_types_convertible_p): Check vector element type.
1314 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
1316 * config/sh/sh.c (prepare_move_operands): Handle the address
1317 constant which is a tls symbolic address plus a constant.
1319 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
1321 PR driver/24473
1322 * gcc.c (main): Use the correct counter for erroring out
1323 about mulitple files.
1325 2005-10-21 Alan Modra <amodra@bigpond.net.au>
1327 PR target/24465
1328 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
1329 use r2 for 64-bit tls .got access.
1331 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
1333 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
1334 TRUTH_OR_EXPR.
1336 2005-10-20 Steven Bosscher <stevenb@suse.de>
1338 PR tree-optimization/24307
1339 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
1341 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
1343 PR middle-end/24295
1344 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
1345 alias targets.
1346 * varasm.c (find_decl_and_mark_needed): After cgraph global info
1347 is ready, stop marking functions, but still mark variables.
1349 2005-10-20 Richard Guenther <rguenther@suse.de>
1351 PR c++/24439
1352 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
1353 void type operands.
1355 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
1357 PR rtl-optimization/23585
1358 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
1359 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
1360 (may_trap_p_1): New predicate extracted from...
1361 (may_trap_p): ... here. Invoke may_trap_p_1.
1362 (may_trap_or_fault_p): New predicate.
1363 * rtl.h (may_trap_or_fault_p): Declare it.
1364 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
1365 instead of may_trap_p.
1366 (steal_delay_list_from_fallthrough): Likewise.
1367 (fill_simple_delay_slots): Likewise.
1368 (fill_slots_from_thread): Likewise.
1369 * function.c (pad_to_arg_alignment): Rework comment about
1370 SPARC_STACK_BOUNDARY_HACK.
1371 * config/sparc/sparc.h: Likewise.
1373 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
1375 * config/s390/s390.c (s390_expand_insv): New.
1376 * config/s390/s390-protos.h (s390_expand_insv): Declare.
1377 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
1378 ("icm_hi"): Remove mode attribute.
1379 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
1380 Adjust all uses.
1381 ("*extracthi", "*extractqi"): Remove.
1382 (extv<mode>", "*extzv<mode>"): New.
1383 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
1384 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
1386 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1388 * cfgexpand.c (discover_nonconstant_array_refs_r,
1389 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
1390 (tree_expand_cfg): Call discover_nonconstant_array_refs.
1391 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
1392 discover_nonconstant_array_refs.
1394 2005-10-19 Steven Bosscher <stevenb@suse.de>
1396 PR c/23228
1397 * c-decl.c (pop_scope): Don't warn about an unused variable
1398 if it is marked with TREE_NO_WARNING.
1399 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
1400 somenow mismatch and olddecl is to be replaced.
1402 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
1404 PR middle-end/23199
1405 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
1406 whether registers live on the edge can be saved/restored.
1408 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
1410 * config/sh/sh.c (fixup_mova): Skip notes.
1412 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1414 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
1415 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
1416 (s390_can_eliminate): Handle BASE_REGNUM elimination.
1417 (s390_initial_elimination_offset): Likewise.
1418 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
1419 register on TARGET_ZARCH targets.
1420 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
1421 (INITIAL_FRAME_POINTER_OFFSET): Remove.
1422 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
1423 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
1425 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
1427 * config/s390/s390.md: Comment describing output modifiers updated.
1428 * config/s390/s390.c (print_operand): Likewise.
1430 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
1432 * config/s390/s390.c (override_options): Added check for -mstack-size
1433 64k limitation.
1434 * doc/invoke.texi: Mention that limit in the documenation.
1436 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
1438 PR #19672
1439 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
1441 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
1443 Fix PR tree-optimization/24231
1445 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
1446 (compute_avail): Ditto.
1448 2005-10-18 Richard Henderson <rth@redhat.com>
1450 PR target/24428
1451 * config/i386/i386.c (legitimate_constant_p): Check
1452 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
1453 if LABEL_REF.
1454 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
1455 (legitimate_pic_address_disp_p): Reorg CONST checking to make
1456 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
1457 directly.
1458 (print_operand_address): Likewise.
1459 * config/i386/predicates.md (x86_64_immediate_operand): Test
1460 SYMBOL_REF_TLS_MODEL properly inside CONST.
1461 (x86_64_zext_immediate_operand): Likewise.
1462 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
1463 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
1464 * config/i386/i386-protos.h: Remove predicates.md entries.
1466 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
1468 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
1469 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
1471 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
1472 Ian Lance Taylor <ian@airs.com>
1474 PR middle-end/23522
1475 * fold-const.c (fold_widened_comparison): Do not allow range based
1476 constant folding when right operand cannot be unwidened.
1478 2005-10-17 Richard Henderson <rth@redhat.com>
1480 * builtins.c (expand_builtin_synchronize): Build a new-style asm
1481 with a memory clobber.
1483 2005-10-17 James E Wilson <wilson@specifix.com>
1485 PR rtl-optimization/17356
1486 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
1487 checking for EDGE_EH.
1489 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1491 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
1492 the slot on an even boundary for any type with 16-byte alignment.
1494 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
1496 PR target/23424
1497 * md.texi (Modifiers) <%>: Clarify that % doesn't work
1498 after register allocation.
1500 2005-10-17 DJ Delorie <dj@redhat.com>
1502 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
1503 as frame related.
1505 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
1507 PR c++/22551
1508 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
1509 overflow flags.
1511 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
1513 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
1514 to 2 if it's already non-zero.
1515 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
1516 is set and warn about it if flag_schedule_insns is 1.
1518 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
1520 * config/crx/crx.md: Compare-and-branch instructions need to
1521 invalidate CC.
1523 2005-10-17 Uros Bizjak <uros@kss-loka.si>
1525 PR target/24315
1526 * config/i386/i386.md (*pushdi2_rex64 splitter)
1527 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
1528 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
1529 flow2 pass only when (optimize > 0 && flag_peephole2).
1531 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
1533 PR driver/22544
1534 * gcc.c (have_c): New static variable.
1535 (have_o): Likewise.
1536 (process_command): Remove declation of have_c.
1537 Set have_o to 1 when handling -o.
1538 (main): Add a fatel error if there are multiple
1539 files specified and -o and -c/-S is passed witout
1540 -combine or multiple languages.
1542 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
1544 Fix PR tree-optimization/22444
1545 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
1546 Assert that we don't hit something with subvars.
1547 (setup_pointers_and_addressables): Don't add things with subvars,
1548 because we'll already process the subvars for aliasing purposes.
1550 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
1552 PR target/23424
1553 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
1554 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
1555 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
1556 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
1557 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
1558 swapped, alternatives for the R constraint.
1560 PR middle-end/24341
1561 * builtins.c (get_builtin_sync_mode): Make unlimited
1562 mode_for_size request.
1564 2005-10-15 Richard Henderson <rth@redhat.com>
1566 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
1567 (gimplify_expr): ... here.
1568 (gimplify_compound_lval): Use it in initial scan loop. Allow
1569 fb_lvalue in base expression.
1571 2005-10-15 Richard Henderson <rth@redhat.com>
1573 PR 23714
1574 * builtins.c (expand_builtin_trap): Export.
1575 * expr.h (expand_builtin_trap): Declare.
1576 * expr.c (expand_assignment): Emit a trap for integral offsets
1577 from registers that weren't reduced to bitpos.
1579 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
1580 (mark_array_ref_addressable): Remove.
1581 * tree-flow.h (mark_array_ref_addressable): Remove.
1582 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
1584 2005-10-15 James E Wilson <wilson@specifix.com>
1586 PR target/24232
1587 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
1588 (add_dependence_list_and_free): Likewise.
1589 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
1590 call.
1592 2005-10-15 Diego Novillo <dnovillo@redhat.com>
1594 PR 23141
1595 PR 23142
1596 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
1597 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
1598 anti-range.
1599 (vrp_visit_phi_node): Only prevent infinite iterations when
1600 the previous result and the new result are both VR_RANGEs.
1602 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
1604 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
1605 function comment.
1607 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1609 PR c/23439
1610 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
1611 to initialize loc.
1613 2005-10-14 Per Bothner <per@bothner.com>
1615 PR preprocessor/21250
1616 * c-ppoutput.c (print_line): Print internal line 0 as 1.
1618 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
1620 PR c++/22551
1621 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
1622 overflow flags. Refactor some conditionals.
1624 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
1626 PR tree-opt/21304
1627 * tree-dfa.c (add_referenced_var): Only look at decls which
1628 have TREE_CONSTANT or TREE_READONLY set instead of if
1629 !TREE_PUBLIC or !TREE_CONSTANT.
1631 2005-10-13 James E Wilson <wilson@specifix.com>
1633 * doc/invoke.texi: For -x, add f95-cpp-input.
1634 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
1636 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
1638 PR tree-optimization/24262
1639 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
1640 in loop all the time.
1642 2005-10-12 Richard Henderson <rth@redhat.com>
1644 PR c/24255
1645 * tree.h (DECL_TRANSPARENT_UNION): Remove.
1646 * function.c (assign_parm_find_data_types): Don't support it.
1647 * print-tree.c (print_node): Likewise.
1648 * c-common.c (handle_transparent_union_attribute): Likewise.
1649 Use build_duplicate_type.
1650 * tree-inline.c (remap_type_1): Split out of remap_type;
1651 properly remap aggregate fields.
1652 (build_duplicate_type): New.
1653 * doc/extend.texi (Variable Attributes): Remove documentation
1654 for transparent_union.
1656 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1658 PR target/24284
1659 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
1660 (gen_stack_pointer_dec): Likewise.
1662 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
1664 PR middle-end/21275
1665 PR middle-end/21766
1666 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
1667 target hook.
1668 (struct cxx): Add adjust_class_at_definition target hook.
1669 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
1670 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
1671 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
1672 hook_void_tree. Add to TARGET_CXX.
1673 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
1674 dllimport_flag.
1675 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
1676 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
1677 instead of attribute. Check for dllexport override. Warn if
1678 inconsistent dll linkage. Don't lose old dllimport if decl has
1679 had address referenced. Tweak lookup of dllimport atribute.
1680 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
1681 for target specific rules. Don't add dllimport attribute if
1682 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
1683 dllimport attribute.
1684 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
1685 * varasm.c (initializer_constant_valid_p): Replace
1686 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
1688 PR target/21801
1689 PR target/23589
1690 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
1691 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
1692 (i[34567]86-*-mingw32*): Likewise.
1694 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
1695 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
1697 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
1698 C++-specific code. Change return value to bool.
1699 (i386_pe_dllimport_p): Likewise.
1700 (associated_type): Simplify and make language-independent
1701 (i386_pe_encode_section_info): Replace override of ambiguous
1702 dllimport symbol refs with a gcc_assert.
1703 (i386_pe_valid_dllimport_attribute_p): Define.
1704 * config/i386/winnt-cxx.c: New file. Define C++ versions of
1705 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1706 i386_pe_adjust_class_at_definition.
1707 * config/i386/winnt-stubs.c: New file. Define stub versions of
1708 lang-specific functions.
1709 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
1710 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
1711 i386_pe_adjust_class_at_definition.
1712 (i386_pe_valid_dllimport_attribute_p): Declare.
1713 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
1714 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
1715 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
1717 PR target/19704
1718 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
1719 dllimport attribute with test of DECL_DLLIMPORT_P.
1721 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
1723 * combine.c (make_extraction): Correct offset computation.
1725 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
1727 * config/cris/t-linux (LIMITS_H_TEST): Define.
1729 2005-10-12 Richard Henderson <rth@redhat.com>
1731 PR rtl-opt/23324
1732 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
1734 2005-10-12 Richard Guenther <rguenther@suse.de>
1736 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
1738 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
1740 PR c++/19964
1741 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
1742 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
1743 type.
1745 2005-10-12 Richard Guenther <rguenther@suse.de>
1747 PR c++/23799
1748 * varasm.c (output_constant): Correct typo from previous
1749 patch by DJ.
1751 2005-10-11 Ian Lance Taylor <ian@airs.com>
1753 PR rtl-optimization/13931
1754 * combine.c: Revert patch of 2003-05-14, and:
1755 (try_combine): Only set elim_i1 and elim_i2 if the destination is
1756 completely killed in the appropriate insn.
1757 (distribute_notes): Don't skip multiple hard register test for
1758 elim_i1 and elim_i2.
1760 2005-10-11 Richard Henderson <rth@redhat.com>
1762 PR c/24255
1763 * c-typeck.c (convert_for_assignment): Use build_constructor_single
1764 to initialize a transparent union instead of a nop_expr.
1766 2005-10-11 Richard Henderson <rth@redhat.com>
1768 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
1769 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
1770 (tree_ssa_dce_loop): Call scev_reset.
1772 PR tree-opt/24300
1773 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
1774 * tree-ssa-dce.c: Include cfgloop.h.
1775 (tree_ssa_dce_loop, pass_dce_loop): New.
1776 * tree-pass.h (pass_dce_loop): Declare it.
1777 * passes.c (init_optimization_passes): Use it.
1779 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
1781 PR middle-end/24263
1782 * convert.c (convert_to_real): Revert 2005-10-05 patch.
1783 Only apply the optimization for rounding builtins if the inner
1784 cast is also an extension.
1786 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
1788 PR tree-opt/23946
1789 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
1790 mark_new_vars_to_rename instead of update_stmt.
1792 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
1794 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
1796 2005-10-11 Jakub Jelinek <jakub@redhat.com>
1798 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
1799 for setting MMX register to 0 rather than mmx.
1801 2005-10-10 Steve Ellcey <sje@cup.hp.com>
1803 PR target/12098
1804 * configure.ac: Move gas check from mips specific case to common case.
1805 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
1806 * configure: Regenerate
1807 * doc/install.texi: Update.
1809 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1811 PR target/24284
1812 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
1814 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
1816 * gcc.c (do_spec_1): Accept numeric characters in file name
1817 suffixes.
1819 2005-10-10 Nick Clifton <nickc@redhat.com>
1821 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
1822 describing the deleted arm_gen_rotated_half_load function.
1824 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
1826 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
1827 __fpscr_values.
1829 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
1831 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
1832 gnu_ld assignments.
1833 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
1834 (EXTRA_MULTILIB_PARTS): Define.
1835 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1836 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1837 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
1838 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
1839 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
1840 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
1842 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
1844 PR tree-optimization/24226
1845 * tree-cfg.c (remove_bb): Clean up unreachable loops.
1846 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
1847 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
1848 Export.
1850 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1852 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
1854 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
1856 PR target/24136
1857 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
1858 Rewrite for no need for the early clobber.
1860 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1862 Merge from csl-arm-branch:
1863 2005-09-07 Paul Brook <paul@codesourcery.com>
1864 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
1865 space to string.
1867 2005-04-30 Paul Brook <paul@codesourcery.com>
1868 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
1869 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
1871 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
1872 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
1873 (arm_override_options): Use TARGET_AAPCS_BASED.
1874 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
1875 (PTRDIFF_TYPE): Use int for AAPCS.
1876 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
1877 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
1878 (DEFAULT_SHORT_ENUMS): Delete.
1879 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
1881 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
1882 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
1883 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
1884 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
1886 2004-12-03 Mark Mitchell <mark@codesourcery.com>
1887 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
1889 2004-11-22 Mark Mitchell <mark@codesourcery.com>
1890 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
1892 2004-11-19 Mark Mitchell <mark@codesourcery.com>
1893 * config.gcc (arm*-*-linux-gnueabi): Add it.
1894 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
1895 redefining it.
1896 (TARGET_OS_CPP_BUILTINS): Likeiwse.
1897 * config/arm/linux-eabi.h: New file.
1898 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
1899 (LINUX_TARET_LINK_SPEC): Likewise.
1900 (LINK_SPEC): Use it.
1901 * config/arm/t-linux-eabi: New file.
1903 2005-10-08 Steven Bosscher <stevenb@suse.de>
1905 PR other/22202
1906 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
1907 spaces.
1908 (PARAM_SMS_DFA_HISTORY): Likewise.
1910 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
1912 PR middle-end/23150
1913 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
1914 (load_register_parameters): Call it.
1915 (check_sibcall_argument_overlap_1): Likewise.
1916 (store_one_arg): Likewise.
1918 2005-10-07 James E. Wilson <wilson@specifix.com>
1920 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
1921 DImode not VECINT24 for operand 2.
1923 PR target/23644
1924 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
1925 -mtune-arch.
1927 PR target/24193
1928 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
1929 fr_spill): Use destination_operand for operand 0.
1931 2005-10-07 DJ Delorie <dj@redhat.com>
1933 * varasm.c (output_constant): Limit error to expanding
1934 conversions.
1936 2005-10-07 Richard Guenther <rguenther@suse.de>
1938 PR middle-end/24227
1939 * fold-const.c (fold_binary): Fix operand types during folding
1940 of X op (A, Y). Evaluation order of the side-effects of
1941 X and A are frontend-defined, so ensure we honour that even for
1942 tcc_comparison class operands; eased by removing duplicate code.
1944 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1946 * stor-layout.c (layout_type): Do not allow alignment of array
1947 elements to be greater than their size.
1949 2005-10-07 Steve Ellcey <sje@cup.hp.com>
1951 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
1952 host_xmake_file.
1953 (hppa*-*-linux*): Ditto.
1954 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
1955 * config/host-hpux.c: New.
1956 * config/x-hpux: New.
1957 * config/pa/x-hpux: Remove.
1958 * config/pa/x-linux: Remove.
1959 * config/pa/pa-host.c: Remove.
1961 2005-10-07 Jeff Law <law@redhat.com>
1963 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
1964 determine whether or not to try and thread outgoing edges.
1966 2005-10-07 David Edelsohn <edelsohn@gnu.org>
1968 * config/rs6000/rs6000.md (eqsi_power): New.
1969 (neg_eq0si): Add TARGET_POWER to final condition.
1970 (neg_eqsi): Same.
1972 2005-10-06 Richard Henderson <rth@redhat.com>
1974 * config/rs6000/rs6000.c: Revert last change.
1976 2005-10-06 Richard Henderson <rth@redhat.com>
1978 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
1979 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
1981 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
1983 PR middle-end/22216
1984 PR middle-end/23651
1985 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
1986 out return_label and naked_return_label.
1988 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
1990 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
1991 change.
1993 2005-10-06 Richard Henderson <rth@redhat.com>
1995 PR tree-opt/22237
1996 * tree-inline.c (declare_return_variable): Handle modify_dest not
1997 being a DECL.
1999 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
2001 Fix PR tree-optimization/22488
2002 * tree-ssa-structalias.c (check_for_overlaps): New function.
2003 (create_variable_info_for): Use it.
2005 2005-10-06 Richard Henderson <rth@redhat.com>
2007 PR debug/24070
2008 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
2009 (dwarf2out_start_source_file): Print it.
2011 2005-10-06 Geoffrey Keating <geoffk@apple.com>
2013 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
2015 2005-10-06 Richard Henderson <rth@redhat.com>
2017 PR 23706
2018 * mode-switching.c (optimize_mode_switching): Clear transp bit
2019 for block with incomming abnormal edges.
2021 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
2022 (fpscr_set_from_mem): Use them.
2023 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
2024 (fpscr postinc splitters): Rewrite as peephole2+split.
2026 2005-10-06 David Edelsohn <edelsohn@gnu.org>
2028 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
2029 (eq<mode>_compare): Same.
2031 2005-10-06 Richard Guenther <rguenther@suse.de>
2033 PR tree-optimization/24238
2034 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
2036 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
2038 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
2039 here. Use AC_PATH_PROG for environment variables instead of
2040 test -x.
2041 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
2042 objdump also.
2043 * configure: Regenerated.
2045 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
2047 PR target/23783
2048 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
2049 then force it into a register.
2050 (call_value): Likewise.
2052 2005-10-06 Richard Henderson <rth@redhat.com>
2054 PR 24049
2055 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
2056 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
2057 under pass_vectorize.
2059 2005-10-05 Devang Patel <dpatel@apple.com>
2061 PR Debug/23205
2062 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
2063 handling constants. Check NAMESPACE_DECL context for constants.
2065 2005-10-05 Eric Christopher <echristo@apple.com>
2067 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
2069 2005-10-05 Richard Henderson <rth@redhat.com>
2071 PR 23714
2072 * tree-cfg.c (mark_array_ref_addressable_1): New.
2073 (mark_array_ref_addressable): New.
2074 * tree-flow.h (mark_array_ref_addressable): Declare.
2075 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
2077 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
2079 PR middle-end/20606
2080 PR middle-end/24069
2081 * reload.c (subst_reloads): When adding a REG_LABEL to a
2082 jump instruction, also update JUMP_LABEL.
2084 2005-10-05 David Edelsohn <edelsohn@gnu.org>
2086 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
2087 * bb-reorder.c (copy_bb_p): Use it.
2088 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
2090 2005-10-05 Richard Henderson <rth@redhat.com>
2092 PR target/23602
2093 * toplev.c (process_options): Warn about unsupported combinations
2094 of unwind tables and omit-frame-pointer.
2095 * config/i386/i386.c (override_options): Similarly. Enable
2096 accumulate-outgoing-args if not explicitly disabled.
2098 2005-10-05 Steve Ellcey <sje@cup.hp.com>
2100 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
2101 Handle big endian vs. small endian.
2102 (vec_initv2sf): Handle big endian vs. small endian.
2103 (*vec_extractv2sf_1): Ditto.
2105 2005-10-05 Dale Johannesen <dalej@apple.com>
2107 * convert.c (convert_to_real): Don't convert
2108 (float)floor(double d) to floorf((float)d).
2110 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
2112 * config/arm/arm.md (insv): Use gen_int_mode in more places.
2114 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
2116 PR tree-optimization/18587
2117 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
2118 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
2119 build_vuses): Change to VEC type.
2120 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
2121 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
2122 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
2123 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
2124 (get_name_decl): New. Return DECL_UID of base variable.
2125 (operand_build_cmp): New. qsort comparison routine.
2126 (operand_build_sort_virtual): New. Sort virtual build vector.
2127 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
2128 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
2129 (FINALIZE_BASE): Use get_name_decl.
2130 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
2131 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
2132 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
2133 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
2134 direct VEC_* manipulations.
2135 (build_ssa_operands): Call operand_build_sort_virtual.
2136 (copy_virtual_operand, create_ssa_artficial_load_stmt,
2137 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
2138 with direct VEC_* manipulations.
2139 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
2140 with direct VEC manipulations.
2142 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
2144 PR tree-optimization/21419
2145 PR tree-optimization/24146
2146 PR tree-optimization/24151
2148 * c-typeck.c (readonly_error): Handle USE being lv_asm.
2149 (build_asm_expr): Call it if outputs are read-only.
2150 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
2152 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
2153 Paolo Bonzini <bonzini@gnu.org>
2155 PR target/23809
2157 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
2158 enable the instructions and not just the built-ins.
2159 * doc/invoke.texi (x86 Options): Likewise.
2161 2005-10-04 Geoffrey Keating <geoffk@apple.com>
2163 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
2165 * doc/invoke.texi (Option Summary): Correct spelling
2166 of -mmacosx-version-min.
2168 2005-10-04 Devang Patel <dpatel@apple.com>
2170 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
2171 real types.
2173 2005-10-04 Steve Ellcey <sje@cup.hp.com>
2175 * tree-vect-transform.c (vect_create_epilog_for_reduction):
2176 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
2178 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
2180 * config/s390/s390.md ("TDSI","DP"): New mode macros.
2181 ("TE","tg"): New mode attributes.
2182 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
2183 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
2184 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
2185 dword_mode and one for GPRmode.
2187 2005-10-04 Ian Lance Taylor <ian@airs.com>
2189 PR preprocessor/13726
2190 * c-ppoutput.c (cb_include): Add comments parameter, and print out
2191 any comments passed in.
2193 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
2195 * tree.c (annotate_with_file_line): Fix typo.
2197 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2199 PR ada/19382
2200 * builtins.c (fold_builtin_memcmp): When constructing the pointer
2201 type used to access data in the inlined length == 1 case, use
2202 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
2203 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
2205 2005-10-04 Uros Bizjak <uros@kss-loka.si>
2207 * config/i386/i386.h (TARGET_FISTTP): Enable also for
2208 TARGET_SSE3 and only for TARGET_80387.
2209 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
2210 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
2211 Do not depend on TARGET_80387.
2213 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
2215 * tree.c (last_annotated_node): Change type to location_t*.
2216 (annotate_with_file_line): Reflect the change of
2217 last_annotated_node type.
2219 2005-10-04 Richard Guenther <rguenther@suse.de>
2221 PR c/23576
2222 * c-decl.c (grokdeclarator): Don't write to fields
2223 of error_mark_node.
2225 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
2227 PR middle-end/23125
2228 * c-decl.c (finish_decl): Use set_user_assembler_name even for
2229 register variables.
2230 * varasm.c (make_decl_rtl): If a register variable does not
2231 have a set user assmbler name, error out.
2232 Decode the asmspec is now name+1 bypassing '*'.
2234 2005-10-04 Steven Bosscher <stevenb@suse.de>
2236 PR tree-optimization/23049
2237 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
2238 of a COND_EXPR is folded before calling fold on the whole rhs of a
2239 conditional assignment.
2240 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
2241 document that a COND_EXPR may appear there.
2243 2005-10-03 Diego Novillo <dnovillo@redhat.com>
2245 PR 23445
2246 * tree-vrp.c (extract_range_from_assert): If the new numeric
2247 range created out of the assertion contradicts the existing
2248 numeric range of the ASSERT_EXPR variable, make the new range
2249 varying.
2251 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
2253 * config/sh/sh.c (sh_register_move_cost): Add case for moving
2254 from T_REGS to FP register class.
2256 2005-10-03 Richard Henderson <rth@redhat.com>
2258 PR 24135
2259 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
2260 before creating a new one.
2262 2005-10-03 David Edelsohn <edelsohn@gnu.org>
2264 * config/rs6000/t-aix43 (LDFLAGS): New.
2265 * config/rs6000/t-aix52 (LDFLAGS): New.
2267 2005-10-03 Ian Lance Taylor <ian@airs.com>
2269 * gimplify.c (find_single_pointer_decl_1): New static function.
2270 (find_single_pointer_decl): New static function.
2271 (internal_get_tmp_var): For a formal variable, set restrict base
2272 information if appropriate.
2273 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
2274 return it.
2275 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
2276 (DECL_GET_RESTRICT_BASE): Define.
2277 (SET_DECL_RESTRICT_BASE): Define.
2278 (decl_restrict_base_lookup): Declare.
2279 (decl_restrict_base_insert): Declare.
2280 (struct tree_decl_with_vis): Add based_on_restrict_p field.
2281 * tree.c (restrict_base_for_decl): New static variable.
2282 (init_ttree): Initialize restrict_base_for_decl.
2283 (copy_node_stat): Copy restrict base information.
2284 (decl_restrict_base_lookup): New function.
2285 (decl_restrict_base_insert): New function.
2286 (print_restrict_base_statistics): New static function.
2287 (dump_tree_statistics): Call print_restrict_base_statistics.
2289 2005-10-02 Diego Novillo <dnovillo@redhat.com>
2291 PR 24142
2292 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
2293 case of anti-ranges.
2295 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
2297 PR c/18851
2298 * c-typeck.c (tagged_tu_seen): Rename to ...
2299 (tagged_tu_seen_cache): this and add val field.
2300 (comptypes): Move functional to comptypes_internal
2301 and free tagged_tu_seen.
2302 (comptypes_internal): New function and call comptypes_internal
2303 instead of comptypes. Speed up by sibcalling
2304 tagged_types_tu_compatible_p.
2305 (alloc_tagged_tu_seen): New function
2306 (free_all_tagged_tu_seen_up_to): New function.
2307 (tagged_types_tu_compatible_p): Return the val of the seen two
2308 types.
2309 Add that the two types are the same to tagged_tu_seen_base
2310 if they are and call comptypes_internal instead of comptypes.
2311 <case UNION_TYPE>: Speed up common type where the fields are
2312 in the same order.
2313 (function_types_compatible_p): Call comptypes_internal instead of
2314 comptypes.
2315 (type_lists_compatible_p): Likewise.
2316 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
2318 2005-10-02 Matthias Klose <doko@debian.org>
2320 * doc/invoke.texi: Fix typo and speling error.
2322 2005-10-01 Richard Henderson <rth@redhat.com>
2324 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
2326 2005-10-01 Mark Mitchell <mark@codesourcery.com>
2328 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
2329 using --start-group and --end-group.
2331 2005-10-01 Diego Novillo <dnovillo@redhat.com>
2333 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
2334 FIXME note regarding quirky semantics.
2336 2005-10-01 Diego Novillo <dnovillo@redhat.com>
2338 PR 24141
2339 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
2340 non-null range as a last resort.
2342 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
2343 Diego Novillo <dnovillo@redhat.com>
2345 PR 23604
2346 * tree-vrp.c (extract_range_from_assert): For !=
2347 assertions, only build an anti-range if LIMIT is a
2348 single-valued range.
2350 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
2352 * arm.md (movqi): On thumb when optimizing, handle loading from
2353 memory by describing this as taking a subreg of a zero-extended load
2354 into an SImode register.
2355 (movhi): Likewise.
2357 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
2359 * reload1.c (merge_assigned_reloads): Do not change any
2360 RELOAD_FOR_OUTPUT_ADDRESS reloads.
2362 2005-09-30 Geoffrey Keating <geoffk@apple.com>
2364 * Makefile.in (LIPO_FOR_TARGET): Define.
2365 (STRIP_FOR_TARGET): Define.
2367 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
2368 before creating new ones. Do symlinks before creating the actual
2369 targets.
2371 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
2372 to work out which multilibs are actually being built.
2374 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
2376 * tree-vect-transform.c, config/ms1/ms1.md,
2377 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
2378 Follow spelling conventions.
2379 * doc/invoke.texi, doc/md.texi: Fix typos.
2381 2005-09-30 Andrew Macleod <amacleod@redat.com>
2383 PR tree-optimization/21430
2384 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
2385 use operands, and set stmt pointer if need be.
2386 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
2387 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
2388 present.
2390 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2392 PR middle-end/24053
2393 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
2395 2005-09-29 Mark Mitchell <mark@codesourcery.com>
2397 * optabs.c (expand_binop): Initialize first_pass_p.
2399 2005-09-29 Jakub Jelinek <jakub@redhat.com>
2401 PR middle-end/24109
2402 * c-decl.c (c_write_global_declarations_1): If any
2403 wrapup_global_declaration_2 call returned true, restart the loop.
2405 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
2407 Fix PR tree-optimization/24117
2408 * tree-ssa-structalias.c (find_func_aliases): Strip nops
2409 before considering whether to use anyoffset.
2411 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
2413 Revert this patch:
2415 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
2417 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
2418 to order operands.
2419 (swap_commutative_operands_with_target): New.
2421 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
2423 PR c/21419
2424 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
2425 read-only.
2427 2005-09-29 Steven Bosscher <stevenb@suse.de>
2429 PR tree-optimization/23911
2430 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
2431 and IMAGPART_EXPR too.
2433 2005-09-28 Mark Mitchell <mark@codesourcery.com>
2435 PR 17886
2436 * expmed.c (expand_shift): Move logic to reverse rotation
2437 direction when rotating by constants ...
2438 * optabs.c (expand_binop): ... here.
2439 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
2440 (ix86_rotrdi3): New pattern.
2441 (rotldi3): Handle 32-bit mode.
2442 (ix86_rotldi3): New pattern.
2444 2005-09-29 Alan Modra <amodra@bigpond.net.au>
2446 PR target/24102
2447 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
2448 check for numbers that need no bit twiddle.
2450 2005-09-28 Geoffrey Keating <geoffk@apple.com>
2452 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
2453 multilib to be built.
2455 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
2456 (stage1-start): Delete old libgcc and libunwind before moving
2457 anything into the stage directory.
2458 (stage2-start): Likewise.
2459 (stage3-start): Likewise.
2460 (stage4-start): Likewise.
2461 (stageprofile-start): Likewise.
2462 (stagefeedback-start): Likewise.
2463 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
2464 header in tm_file and CPU-specific t-darwin in tmake_file.
2465 (i[34567]86-*-darwin*): Don't change tm_file.
2466 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
2467 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
2468 shared library stub for target OS version.
2469 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
2470 (SHLIB_LINK): Don't make SHLIB_SOLINK.
2471 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
2472 (libgcc_s.%.dylib): New.
2473 (LIBGCC): Define.
2474 (install-darwin-libgcc-stubs): New.
2475 (INSTALL_LIBGCC): New append.
2476 * config/i386/darwin-libgcc.10.4.ver: New.
2477 * config/i386/darwin-libgcc.10.5.ver: New.
2478 * config/i386/t-darwin: New.
2479 * config/rs6000/darwin-libgcc.10.4.ver: New.
2480 * config/rs6000/darwin-libgcc.10.5.ver: New.
2481 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
2482 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
2484 2005-09-28 Paul Brook <paul@codesourcery.com>
2486 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
2487 denormals.
2489 2005-09-28 Richard Guenther <rguenther@suse.de>
2491 PR tree-optimization/23853
2492 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
2493 host_integerp to verify misalignment value.
2495 2005-09-28 Richard Henderson <rth@redhat.com>
2497 * builtins.c (get_builtin_sync_mode): New.
2498 (expand_builtin_sync_operation): Pass in mode argument.
2499 (expand_builtin_compare_and_swap): Likewise.
2500 (expand_builtin_lock_test_and_set): Likewise.
2501 (expand_builtin_lock_release): Likewise.
2502 (expand_builtin): Update to match.
2504 2005-09-28 Nick Clifton <nickc@redhat.com>
2506 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
2507 formatting. Add check to PLUS case to ensure that the offset is
2508 within an acceptable range.
2510 * config/v850/v850.md (casesi): Disable the generation of the
2511 switch pattern as it is not being handled properly at the moment.
2513 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
2514 for when the high words are identical.
2516 2005-09-27 Richard Henderson <rth@redhat.com>
2518 * pretty-print.c (pp_base_format): Fix typo for %>.
2520 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
2521 Devang Patel <dpatel@apple.com>
2523 PR tree-optimization/23625
2524 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
2525 LABEL_EXPR, assertion check.
2527 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
2529 * optabs.c (no_conflict_move_test): Check if a result of a
2530 to-be-moved insn would be clobbered by an originally
2531 preceding insn.
2533 2005-09-27 Jeff Law <law@redhat.com>
2535 * passes.c (init_optimization_passes): Replace copy propagation
2536 passes immediately after DOM with phi-only copy propagation
2537 pases. Add phi-only copy propagation pass after first DOM pass.
2538 * tree-pass.h (pass_phi_only_copy_prop): Declare.
2539 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
2540 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
2541 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
2542 to init_copy_prop. Callers updated.
2543 (do_phi_only_copy_prop): New function.
2544 (pass_phi_only_copy_prop): New pass descriptor.
2546 2005-09-27 Nick Clifton <nickc@redhat.com>
2548 * libgcc2.c (__popcount_tab): Remove redundant prototype.
2550 2005-09-26 Jason Merrill <jason@redhat.com>
2552 PR c++/13764
2553 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
2555 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
2557 2005-09-26 James E Wilson <wilson@specifix.com>
2559 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
2560 copyright. Add gcc copyright plus libgcc exception.
2561 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
2562 copyright.
2563 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
2565 2005-09-26 Jeff Law <law@redhat.com>
2567 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
2568 about when to iterate.
2570 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
2572 PR target/23847
2573 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
2574 for __complex__ double in -mcpu=G5 mode.
2576 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
2578 PR tree-optimization/23942
2579 * Makefile.in (SCEV_H): Depends on PARAMS_H.
2580 * tree-scalar-evolution.c: Include params.h.
2581 (t_bool): New enum.
2582 (follow_ssa_edge, follow_ssa_edge_in_rhs,
2583 follow_ssa_edge_in_condition_phi_branch,
2584 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
2585 Change return type to t_bool. Use a parameter to limit the size of
2586 trees that are walked before stopping
2587 (analyze_evolution_in_loop): Initialize the limit to 0.
2588 (follow_ssa_edge): Give up by returning t_dont_know if the limit
2589 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2591 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2593 PR middle-end/23831
2594 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
2595 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
2597 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
2599 * combine.c (make_extraction): Check for valid use of subreg.
2601 2005-09-26 Uros Bizjak <uros@kss-loka.si>
2603 PR target/24055
2604 * config/i386/i386.md ("*fistdi2_1"): New pattern.
2605 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
2606 ("fist<mode>2_with_temp"): Use only register operands.
2608 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
2610 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
2611 CALL_INSN_FUNCTION_USAGE.
2613 2005-09-26 Richard Guenther <rguenther@suse.de>
2615 PR middle-end/15855
2616 * gcse.c: Include hashtab.h, define ldst entry hashtable.
2617 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
2618 (ldst_entry): Use the hashtable instead of list-walking.
2619 (find_rtx_in_ldst): Likewise.
2620 (free_ldst_entry): Free the hashtable.
2621 (compute_ld_motion_mems): Create the hashtable.
2622 (trim_ld_motion_mems): Remove entry from hashtable if
2623 removing it from list.
2624 (compute_store_table): Likewise^2.
2625 (store_motion): Free hashtable in case we did not see
2626 any stores.
2628 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
2630 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
2631 and arg1 if we are passing them to fold_build2.
2633 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
2635 PR 23828
2636 * config/i386/i386.c (ix86_function_regparm): Fix the test for
2637 a nested function.
2639 2005-09-25 Richard Henderson <rth@redhat.com>
2641 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
2642 SYMBOL_REF_TLS_MODEL to be correct.
2644 2005-09-24 Richard Henderson <rth@redhat.com>
2646 * ipa-type-escape.c (discover_unique_type): Remove dead code at
2647 end of function. Reindent.
2649 2005-09-24 Ian Lance Taylor <ian@airs.com>
2651 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
2652 NEGATE_EXPR/BIT_NOT_EXPR case.
2654 2005-09-24 Richard Henderson <rth@redhat.com>
2656 * c-common.c (handle_mode_attribute): When not modifying in place,
2657 create subtypes for enumerations.
2658 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
2659 * gimplify.c (create_tmp_from_val): Likewise.
2661 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
2663 * config/i386/i386.md (*tls_global_dynamic_64,
2664 *tls_local_dynamic_base_64): Add missing mode to call.
2665 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
2667 2005-09-24 Jan Hubicka <jh@suse.cz>
2669 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
2670 (cgraph_clone_node): Likewise.
2671 * cgraph.h (cgraph_clone_edge): Update prototype.
2672 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
2673 duplicated prototypes; add updating argument.
2674 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
2675 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
2676 updating profile.
2677 (cgraph_mark_inline_edge): Likewise.
2678 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
2679 (cgraph_flatten_node): Likewise.
2680 (cgraph_decide_recursive_inlining): Likewise.
2681 (cgraph_decide_inlining_of_small_function): Likewise.
2682 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2684 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2685 Pete Steinmetz <steinmtz@us.ibm.com>
2687 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
2688 (rldic.): Set type to "compare".
2689 (rldicr.): Same.
2690 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
2691 mfjmpr for MFCTR/MFLR.
2692 (movdf_hardfloat64): Same.
2693 (movdf_softfloat64): Same. Correct order of store and move types.
2694 (movti_string): Set type to store_ux/load_ux.
2695 (load_multiple): Set type to load_ux.
2696 (store_multiple): Set type to store_ux.
2697 (movmemsi): Set type to store_ux.
2698 (output_cbranch direct_return): Set type to jmpreg.
2699 (stmw): Set type to store_ux.
2700 (lmw): Set type to load_ux.
2701 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
2702 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
2703 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
2704 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
2705 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
2706 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
2707 (rios1-fpstore): Increase latency to 3.
2708 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
2709 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
2711 2005-09-23 David Edelsohn <edelsohn@gnu.org>
2712 Andrew Pinski <pinskia@physics.uc.edu>
2714 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
2715 operand2 constraint to "b".
2716 (sync_<fetchop_name>di_internal): Same.
2717 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
2718 to "b".
2719 (sync_old_<fetchop_name>di_internal): Same.
2720 (sync_new_<fetchop_name>si_internal): Same.
2721 (sync_new_<fetchop_name>di_internal): Same.
2723 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
2725 PR middle-end/23991
2726 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
2727 case, define as macros.
2729 PR rtl-optimization/23837
2730 * optabs.c (no_conflict_move_test): Don't set must_stay for a
2731 clobber / clobber match between dest and p->first.
2733 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
2734 (no_conflict_move_test): Update comments.
2736 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
2738 * doc/install.texi: Update URL for Jacks.
2739 * doc/sourcebuild.texi: Likewise.
2741 2005-09-22 David Edelsohn <edelsohn@gnu.org>
2743 PR target/24007
2744 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
2745 registers when choosing register preferences.
2746 (movdf_hardfloat64): Same.
2748 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
2750 * expmed.c (expand_shift): Don't use the target of the rotate as
2751 target for the first expanded shift insn.
2752 * testsuite/gcc.dg/20050922-1.c: Testcase added.
2754 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
2756 PR tree-optimization/22438
2757 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
2758 preserved iv rhs rewriting specially.
2760 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
2762 * tree-data-ref.c (analyze_array_indexes): Only estimate when
2763 estimate_only is true.
2764 * tree-flow.h (ref_contains_indirect_ref): New prototype.
2765 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
2766 tree-ssa-structalias.c
2767 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
2768 ref_contains_indirect_ref.
2769 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
2771 2005-09-21 DJ Delorie <dj@redhat.com>
2773 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
2774 MASK_PTR_A0D0.
2775 (mn10300_return_in_memory): Support variable size types also.
2776 (mn10300_pass_by_reference): Likewise.
2777 (mn10300_function_value): New.
2778 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
2779 (FUNCTION_OUTGOING_VALUE): Likewise.
2780 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
2781 * doc/invoke.texi: Document it.
2783 2005-09-21 Uros Bizjak <uros@kss-loka.si>
2785 PR target/22585
2786 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
2787 force integer op1 into register for XFmode compares.
2789 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
2791 PR middle-end/23971
2792 * expmed.c (alg_code): Add alg_impossible.
2793 (alg_hash_entry): Add cost.
2794 (synth_mult): Record alg_impossible in the hash table if
2795 multiplication by a given integer is impossble within the
2796 limit. Speed up using alg_impossible.
2798 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2800 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
2801 argument. Allow and set any offset if needs_anyoffset is passed
2802 in.
2803 (get_constraint_for): Add argument here too.
2804 Pass it down.
2805 (do_structure_copy): Pass NULL to get_constraint_for.
2806 (handle_ptr_arith): Ditto.
2807 (find_func_aliases): Ditto.
2809 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
2811 PR rtl-optimization/23898
2812 * output.h (get_attr_min_length): Declare.
2813 * final.c (get_attr_length_1): New function, broken out of:
2814 (get_attr_length).
2815 (get_attr_min_length): New function.
2816 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
2817 (duplicate_computed_gotos): Likewise.
2818 * genattr.c (insn_min_length): Generate declaration.
2819 * genattrtab.c (min_fn, min_attr_value): New functions.
2820 (make_length_attrs): Generate insn_min_length.
2822 2005-09-20 Steve Ellcey <sje@cup.hp.com>
2824 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
2826 2005-09-20 Richard Henderson <rth@redhat.com>
2828 PR tree-optimization/24059
2829 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
2830 EXPAND_STACK_PARM.
2832 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
2834 * c.opt (fextended-identifiers): New.
2835 * c-opts.c (c_common_handle_option): Handle
2836 -fextended-identifiers.
2837 * doc/cpp.texi: Update documentation of extended identifiers.
2838 * doc/cppopts.texi (-fextended-identifiers): Document.
2840 2005-09-20 Jakub Jelinek <jakub@redhat.com>
2842 PR tree-optimization/23929
2843 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
2844 if expr is NULL.
2846 PR tree-optimization/23818
2847 * tree-stdarg.c (execute_optimize_stdarg): Call
2848 calculate_dominance_info.
2850 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
2852 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
2853 (analyze_siv_subscript_cst_affine): Add weak SIV test.
2854 (compute_overlap_steps_for_affine_1_2): Use
2855 get_number_of_iters_for_loop.
2856 (analyze_subscript_affine_affine): Check whether difference is
2857 zero first.
2858 Use get_number_of_iters_for_loop.
2859 Check whether overlap occurs outside of bounds.
2860 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
2862 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
2864 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
2865 base register if possible.
2867 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
2869 PR tree-optimization/18463
2870 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
2871 converting it directly is not possible.
2872 (chrec_convert_aggressive): New function.
2873 * tree-chrec.h (chrec_convert_aggressive): Declare.
2874 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
2875 Fold chrec conversions aggressively if asked to.
2876 (instantiate_parameters): Modified because of changes in
2877 instantiate_parameters_1.
2879 2005-09-19 Richard Henderson <rth@redhat.com>
2881 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
2882 (reduc_splus_v2df): New.
2884 2005-09-19 Richard Sandiford <richard@codesourcery.com>
2886 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
2887 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
2889 2005-09-19 Richard Henderson <rth@redhat.com>
2891 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
2892 vcondu<SSEMODE12>.
2894 2005-09-19 Richard Henderson <rth@redhat.com>
2896 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
2897 (ia64_expand_dot_prod_v8qi): New.
2898 * config/ia64/ia64-protos.h: Update.
2899 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
2900 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
2901 sdot_prodv8qi, sdot_prodv4hi): New.
2902 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
2904 2005-09-19 Richard Henderson <rth@redhat.com>
2906 PR 23941
2907 * real.c (exact_real_truncate): Return false if the format cannot
2908 represent the number as a normal.
2910 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
2911 for a memory source.
2913 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
2915 * tree-ssa-operands.c (swap_tree_operands): Export.
2916 * tree.h (swap_tree_operands): Declare.
2917 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
2918 Call swap_tree_operands.
2920 2005-09-19 Richard Henderson <rth@redhat.com>
2922 * tree-flow.h (merge_alias_info): Declare.
2923 * tree-ssa-copy.c (merge_alias_info): Export.
2924 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
2925 (vect_create_data_ref_ptr): Use create_iv directly.
2926 (vectorizable_load): Use correct types for integer constants.
2927 (vect_generate_tmps_on_preheader): Likewise.
2928 (vect_gen_niters_for_prolog_loop): Likewise.
2930 2005-09-19 Steven Bosscher <stevenb@suse.de>
2932 PR rtl-optimization/23943
2933 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
2935 2005-09-18 Jan Hubicka <jh@suse.cz>
2937 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
2939 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
2941 * varasm.c (output_constant): Do not abort on conversions to union
2942 types between different sizes.
2944 2005-09-18 Richard Guenther <rguenther@suse.de>
2946 PR middle-end/23944
2947 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
2948 fallback.
2950 2005-09-18 Paul Brook <paul@codesourcery.com>
2952 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
2954 2005-09-17 Richard Henderson <rth@redhat.com>
2956 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
2957 * tree-ssa-loop.c (pass_vect_dce): Remove.
2958 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
2959 of pass_vectorize.
2961 2005-09-17 Richard Henderson <rth@redhat.com>
2963 * tree-pass.h (pass_vect_dce): Declare.
2964 * passes.c (init_optimization_passes): Add it.
2965 * tree-flow.h (tree_ssa_dce): Declare.
2966 * tree-ssa-dce.c (tree_ssa_dce): Export.
2967 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
2968 (gate_tree_vectorize): ... here.
2969 (pass_vect_dce): New.
2971 2005-09-17 Jan Hubicka <jh@suse.cz>
2973 * except.c (struct eh_status): Turn region_array into vec.
2974 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
2975 convert_from_eh_region_ranges, find_exception_handler_labels,
2976 current_function_has_exception_handlers, assign_filter_values,
2977 build_post_landing_pads, dw2_build_landing_pads,
2978 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
2979 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
2980 foreach_reachable_handler, can_throw_internal_1,
2981 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
2982 region_array.
2983 (duplicate_eh_region_1): Update region_array.
2984 (duplicate_eh_regions): Resize region_array and avoid recomputing.
2986 2005-09-17 David Edelsohn <edelsohn@gnu.org>
2988 PR middle-end/22067
2989 * expmed.c (expand_mult): Substitute simple register for op0 when
2990 computing max_cost.
2992 2005-09-17 Richard Henderson <rth@redhat.com>
2994 * expr.c (emit_move_via_integer): Add force argument, pass it on
2995 to emit_move_change_mode. Update callers.
2996 (emit_move_complex): Pass true to new force argument.
2997 * function.c (expand_function_end): Move expand_eh_return call
2998 earlier. Merge sub-word complex values into a pseudo before
2999 copying to the return hard register.
3001 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
3003 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
3004 between different sizes.
3006 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
3008 PR 23903
3010 * passes.c (init_optimization_passes): Register dump files for
3011 IPA passes first.
3013 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
3015 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
3016 * config/s390/s390.c (s390_overlap_p): New function.
3017 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
3018 peephole2, "*xc" peephole2): Added overlap check to the peephole2
3019 condition.
3021 2005-09-16 Richard Guenther <rguenther@suse.de>
3023 * ipa-pure-const.c (static_execute): Free auxiliar information.
3024 * ipa-type-escape.c (discover_unique_type): Free temporary key.
3025 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
3027 2005-09-15 DJ Delorie <dj@redhat.com>
3029 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
3031 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
3033 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
3034 to order operands.
3035 (swap_commutative_operands_with_target): New.
3037 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
3039 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
3040 parameter.
3041 Update callers.
3042 (estimate_iters_using_array): New function.
3043 * tree-data-ref.h (estimate_iters_using_array): Prototype
3044 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
3045 Use estimate_iters_using_array instead of analyze_array.
3047 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
3049 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
3050 as addressable.
3052 2005-09-15 Michael Matz <matz@suse.de>
3054 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
3056 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
3058 PR tree-optimization/23835
3059 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
3060 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
3062 2005-09-14 Richard Henderson <rth@redhat.com>
3064 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
3065 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
3067 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
3069 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
3070 in the ARRAY_TYPE case.
3072 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
3074 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
3076 2005-09-14 Uros Bizjak <uros@kss-loka.si>
3078 PR middle-end/22480
3079 * tree-vect-transform.c (vectorizable_operation): Return false for
3080 scalar shift operations and for vector shift operations with
3081 non-invariant shift arguments. Use scalar tree operand op1 as
3082 a shift operand when vector shift insn pattern uses scalar shift
3083 operand.
3084 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
3086 2005-09-14 Olivier Hainque <hainque@adacore.com>
3088 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
3089 value if it has side-effects.
3091 2005-09-14 David Edelsohn <edelsohn@gnu.org>
3093 PR target/22068
3094 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
3096 2005-09-14 Alan Modra <amodra@bigpond.net.au>
3098 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
3099 passed as NAME as if it were label at start of function code.
3101 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
3103 * config/sh/sh.md (*movv4sf_i): Add general register cases to
3104 the constraints.
3106 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
3108 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
3109 as early clobber. Rewrite so the PIC register is not implicitly used.
3111 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3113 * tree.c (annotate_with_file_line): Compare line numbers before
3114 file names.
3116 2005-09-13 Uros Bizjak <uros@kss-loka.si>
3118 PR target/23816
3119 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
3120 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
3122 2005-09-13 Ian Lance Taylor <ian@airs.com>
3124 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
3125 than a HOST_WIDEST_INT to gen_doloop_begin.
3127 2005-09-13 Diego Novillo <dnovillo@redhat.com>
3129 * tree-dfa.c (dump_variable): Guard against NULL annotations.
3131 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
3133 PR tree-optimize/23817
3134 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
3136 2005-09-13 Alan Modra <amodra@bigpond.net.au>
3138 PR target/23774
3139 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
3140 word before changing the stack pointer. Use gen_frame_mem for MEMs.
3141 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
3142 (restore_stack_nonlocal): Likewise.
3143 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
3145 2005-09-12 Ian Lance Taylor <ian@airs.com>
3147 PR g++/7874
3148 * c.opt (ffriend-injection): New C++ option.
3149 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
3150 (C++ Dialect Options): Document -ffriend-injection.
3152 2005-09-12 Josh Conner <jconner@apple.com>
3154 PR middle-end/23237
3155 * ipa-reference.c (static_execute): Don't mark variables in
3156 named sections TREE_READONLY.
3158 2005-09-12 Alan Modra <amodra@bigpond.net.au>
3160 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
3161 stack_tie.
3163 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
3165 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
3166 V_MUST_DEF instead of just the first_use_p.
3167 Don't mark the virtual variables for renaming on the statement which
3168 is being removed.
3169 (pass_dse): Remove TODO_update_ssa.
3171 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
3173 PR middle-end/23290
3174 * stor-layout.c (compute_record_mode): For records with a single
3175 field, actually check the field's mode size against the type size.
3177 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
3178 registers for TARGET_SHMEDIA.
3179 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
3180 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
3181 of GENERAL_REGS and FP_REGS.
3183 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
3185 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
3187 2005-09-12 Alan Modra <amodra@bigpond.net.au>
3189 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
3190 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
3191 are omitted. Exclude stack_tie insn too.
3193 2005-09-11 David Edelsohn <edelsohn@gnu.org>
3195 PR rtl-optimization/23098
3196 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
3197 0.0f is easy.
3198 * config/rs6000/rs6000.md (movdf splitter): Use
3199 const_double_operand predicate for TARGET_POWERPC64.
3200 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
3201 SYMBOL_REF method to ABI_V4.
3203 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
3204 replace_equiv_address.
3205 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
3206 rs6000_sr_alias_set and MEM_NOTRAP.
3207 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
3209 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
3211 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
3212 handle CALL_EXPR again.
3214 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
3216 * arm/predicates.md (alignable_memory_operand): Delete.
3218 2005-09-10 Richard Henderson <rth@redhat.com>
3220 PR debug/23806
3221 * dbxout.c (dbxout_expand_expr): New.
3222 (dbxout_symbol): Use it.
3224 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
3226 * arm.c (arm_gen_rotated_half_load): Delete.
3227 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
3228 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
3229 (thumb_set_return_address): Likewise.
3230 (thumb_load_double_from_address): Use adjust_address.
3231 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
3232 (extendhsisi2_mem, movhi_bytes): Use change_address.
3233 (movhi): Use widen_memory_access.
3234 (reload_out_df): Use replace_equiv_address.
3235 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
3237 2005-09-09 Richard Henderson <rth@redhat.com>
3239 PR debug/20998
3240 * dbxout.c: Include expr.h.
3241 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
3242 (dbxout_symbol): Handle DECL_VALUE_EXPR.
3243 * Makefile.in (dbxout.o): Add EXPR_H.
3245 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
3247 PR tree-optimization/23509
3248 * tree-cfg.c (replace_uses_by): Use replace_exp.
3249 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
3250 pointers have name_mem_tag or type_mem_tag set.
3252 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
3254 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
3255 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
3256 of wrongly accessing operands.
3258 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
3260 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
3261 * tree-chrec.c: Include tree-scalar-evolution.h.
3262 (chrec_convert): Instantiate the base and step before calling
3263 scev_probably_wraps_p that would fail on parametric evolutions.
3264 Collect all the fails into a single section failed_to_convert,
3265 print a diagnostic, and return chrec_dont_know instead of calling
3266 fold_convert.
3267 * tree-scalar-evolution.c (loop_closed_phi_def): New.
3268 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
3269 phi nodes.
3270 (scev_const_prop): Don't replace the definition of a loop closed ssa
3271 phi node by itself, or by another loop closed ssa phi node.
3272 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
3273 that base and step are defined.
3275 2005-09-09 Richard Guenther <rguenther@suse.de>
3277 PR c++/23624
3278 * fold-const.c (fold_ternary): Check truth_value_p before
3279 calling invert_truthvalue.
3281 2005-09-09 Nick Clifton <nickc@redhat.com>
3283 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
3284 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
3285 dimension of these arrays.
3286 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
3287 these arrays.
3288 * longlong.h: Only provide a prototype for the __clz_tab[] array
3289 if this header has not been included from libgcc2.h.
3290 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
3291 defining own types.
3292 Provide prototypes for exported functions.
3293 Use the __clz_tab[] and __popcount_tab[] arrays provided by
3294 libgcc2.c.
3296 2005-09-08 Josh Conner <jconner@apple.com>
3298 PR c++/21135
3299 PR c++/23180
3300 * expr.c (expand_expr_addr_expr_1): Don't invoke
3301 expand_simple_binop for EXPAND_INITIALIZER.
3303 2005-09-08 Richard Henderson <rth@redhat.com>
3305 PR debug/23190
3306 * toplev.c (wrapup_global_declaration_1): Split out ...
3307 (wrapup_global_declaration_2): ... from ...
3308 (wrapup_global_declarations): ... here. Return bool.
3309 (check_global_declaration_1): Split out ...
3310 (check_global_declarations): from here.
3311 (emit_debug_global_declarations): New.
3312 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
3313 check_global_declaration_1, emit_debug_global_declarations): Declare.
3314 * c-decl.c (c_write_global_declarations_1): Don't create a vector
3315 of decls. Call wrapup_global_declaration_1,
3316 wrapup_global_declaration_2, check_global_declaration_1 directly.
3317 (c_write_global_declarations_2): New.
3318 (ext_block): New.
3319 (c_write_global_declarations): Call c_write_global_declarations_2.
3320 * langhooks.c (write_global_declarations): Call
3321 emit_debug_global_declarations.
3323 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
3324 remove decls that have DECL_RTL_SET_P.
3325 * passes.c (rest_of_decl_compilation): Invoke
3326 cgraph_varpool_finalize_decl for all but functions.
3328 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
3330 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
3331 the result of a conversion if the new min and max cannot be compared.
3333 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
3335 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
3336 (override_options): Setting s390_sr_alias_set removed.
3337 (save_fpr, save_gprs): Set alias set to vararg or frame.
3338 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
3339 s390_sr_alias_set with get_frame_alias_set ().
3340 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
3341 get_varargs_alias_set ().
3343 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
3345 PR objc/20574
3346 PR objc/19324
3347 * c-parser.c (c_parser_objc_method_definition): If the next
3348 token is not "{", error out and don't start the function.
3350 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
3352 * tree-vrp.c (extract_range_from_expr): Move the check for non
3353 nullness after the check for gimple invariant.
3355 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3357 * tree.c (host_integerp, tree_low_cst): Correct function comment.
3359 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3361 PR target/23747
3362 * config/m32r.md (movmemsi_internal): Canonicalize order of
3363 operands in PLUS component of template.
3365 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
3367 * reload1.c (fixup_eh_region_note): Remove assertion.
3368 (fixup_abnormal_edges): Reverted removal of call to
3369 find_many_sub_basic_blocks made on 2005-08-31.
3371 2005-09-07 Richard Henderson <rth@redhat.com>
3373 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
3374 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
3375 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
3376 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
3377 rearrange for better packing.
3378 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
3379 (lookup_cfa_1): Remove inline marker.
3380 (cfa_equal_p): Split out of ...
3381 (def_cfa_1): ... here. Use INVALID_REGNUM.
3382 (build_cfa_loc): Handle !cfa->indirect.
3383 (frame_pointer_cfa_offset): New.
3384 (dbx_reg_number): Assert register elimination performed; do
3385 leaf register remapping.
3386 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
3387 (eliminate_reg_to_offset): New.
3388 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
3389 for verifiably local stack frame addresses; re-base to CFA.
3390 (mem_loc_descriptor): Remove can_use_fbreg argument.
3391 (concat_loc_descriptor, loc_descriptor): Likewise.
3392 (containing_function_has_frame_base): Remove.
3393 (rtl_for_decl_location): Don't do register elimination or
3394 leaf register remapping here.
3395 (secname_for_decl): Split out from ..
3396 (add_location_or_const_value_attribute): ... here.
3397 (convert_cfa_to_loc_list): New.
3398 (compute_frame_pointer_to_cfa_displacement): New.
3399 (gen_subprogram_die): Use them.
3400 * tree.h (frame_base_decl): Remove.
3401 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
3402 (prologue_stack_adjust): Remove.
3403 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
3404 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
3405 (set_frame_base_location): Remove.
3406 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
3407 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
3408 (vt_add_function_parameters): Don't eliminate_regs.
3409 (vt_initialize): Don't create frame_base_decl.
3411 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3413 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
3414 version of GNU binutils for 4.x and later.
3416 2005-09-06 Mark Mitchell <mark@codesourcery.com>
3418 * ggc-page.c (ggc_push_context): Remove.
3419 (ggc_pop_context): Likewise.
3420 * ggc.h (ggc_push_context): Remove.
3421 (ggc_pop_context): Likewise.
3423 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3425 PR target/8973
3426 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
3427 returning from an interrupt handler.
3429 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3431 PR target/8972
3432 * config/arc/arc.c (output_shift): Add check for loop count when
3433 optimizing.
3435 2005-09-06 Steven Bosscher <stevenb@suse.de>
3437 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
3438 form manually.
3439 (abs_replacement): Likewise.
3440 (pass_phiopt): Remove TODO_update_ssa.
3442 2005-09-06 Jakub Jelinek <jakub@redhat.com>
3444 PR c/23075
3445 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
3446 if "return with no value, in function returning non-void" warning
3447 has been issued.
3448 * tree-cfg.c (execute_warn_function_return): Don't look at
3449 RETURN_EXPRs with TREE_NO_WARNING set.
3451 PR target/22362
3452 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
3453 for internal functions doesn't use registers used by global registers
3454 variables. Use fewer register parameters if there are global register
3455 variables.
3457 2005-09-06 Olivier Hainque <hainque@adacore.com>
3458 Eric Botcazou <ebotcazou@adacore.com>
3460 PR middle-end/14997
3461 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
3462 when we would be extracting outside its bit span (bitpos+bitsize
3463 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
3464 Ada unchecked conversions.
3466 2005-09-06 Steven Bosscher <stevenb@suse.de>
3468 * tree-ssa-pre.c (try_look_through_load): New function.
3469 (compute_avail): Use it to try to look through loads for some
3470 more useful expressions.
3472 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
3474 * simplify-rtx.c (simplify_binary_operation_1): Correct the
3475 condition for detecting cases like (a&a) and (a^a).
3477 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
3479 * common.opt: Add option ftree-vect-loop-version.
3480 * params.def: Add --param vect-max-version-checks.
3481 * doc/invoke.texi: Document ftree-vect-loop-version and
3482 --param vect-max-version-checks.
3483 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
3484 may_misalign_stmts and defines for accessors.
3485 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
3486 LOOP_VINFO_MAY_MISALIGN_STMTS.
3487 (destroy_loop_vec_info): VEC_free for
3488 LOOP_VINFO_MAY_MISALIGN_STMTS.
3489 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
3490 Update documentation.
3491 (vect_update_misalignment_for_peel): New.
3492 (vect_enhance_data_refs_alignment): Update to choose loop
3493 peeling or loop versioning if appropriate for the (potentially)
3494 unaligned data references in the loop.
3495 (vect_analyze_data_refs_alignment): Remove call to
3496 vect_enhance_data_refs_alignment so the checks can be done
3497 earlier.
3498 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
3499 and move up call to vect_analyze_data_refs_alignment.
3500 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
3501 (vect_transform_loop): Add call to loop_version.
3503 2005-09-06 Jakub Jelinek <jakub@redhat.com>
3505 PR rtl-optimization/23098
3506 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
3507 * simplify-rtx.c (constant_pool_reference_p): New function.
3508 * rtl.h (constant_pool_reference_p): New prototype.
3509 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
3510 constant_pool_reference_p in condition and
3511 avoid_constant_pool_reference in preparation statements.
3513 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
3515 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
3516 STRICT_LOW_PART SETs.
3518 2005-09-06 Alan Modra <amodra@bigpond.net.au>
3520 PR middle-end/21460
3521 * except.c (sjlj_emit_function_enter): Find the function begin
3522 note even when it's not in first basic block.
3524 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
3526 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
3527 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
3528 * aclocal.m4: Regenerate.
3530 2005-09-05 DJ Delorie <dj@redhat.com>
3532 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
3533 of macro.
3535 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
3537 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
3538 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
3539 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
3540 Follow spelling conventions.
3541 * doc/invoke.texi: Follow spelling conventions.
3543 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
3545 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
3546 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
3547 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
3549 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
3551 PR target/23683
3552 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
3553 (output_stack_adjust): Use gen_tmp_stack_mem.
3554 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
3555 (sh_set_return_address, sh_allocate_initial_value): Likewise.
3556 (sh_get_pr_initial_val): Likewise.
3557 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
3558 (sh_initialize_trampoline): Likewise. Also use adjust_address.
3559 * sh.md (divsi_inv_m0): Use gen_const_mem.
3560 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
3561 (movdf_i4+1): Use gen_tmp_stack_mem.
3562 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
3563 (fpu_switch+2): Likewise.
3564 (movv4sf_i, movv16sf_i): Use adjust_address.
3565 (symGOT_load): Set MEM_NOTRAP_P bit.
3567 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3569 PR target/23721
3570 * pa.c (emit_move_sequence): Fix typo in last change.
3572 2005-09-03 Jakub Jelinek <jakub@redhat.com>
3574 PR rtl-optimization/23454
3575 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
3576 is true.
3578 2005-09-03 Richard Henderson <rth@redhat.com>
3579 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3581 PR middle-end/23671
3582 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
3583 gen_rtx_MEM.
3585 2005-09-02 Nicolas Pitre <nico@cam.org>
3587 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
3588 to bit_count to 32 bits.
3590 2005-08-31 Mark Mitchell <mark@codesourcery.com>
3592 PR c++/23167
3593 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
3594 generating synthetic loads from volatile lvalues.
3596 005-09-02 Nick Clifton <nickc@redhat.com>
3598 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
3599 __ctzhi2, __clzhi2): New functions.
3601 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
3603 PR middle-end/23547
3604 * tree-nested.c (struct var_map_elt): Mark with GTY.
3605 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
3606 var_map_elt.
3607 (lookup_field_for_decl): Allocate new element in GC memory.
3608 (lookup_tramp_for_decl): Likewise.
3609 (convert_nl_goto_reference): Likewise
3610 (create_nesting_tree): Allocate info in GC memory. Likewise for
3611 info->var_map.
3612 (free_nesting_tree): Free with ggc_free instead of free.
3613 (root): New static variable.
3614 (lower_nested_functions): Remove root as local variable. And zero out
3615 root at the end of the function.
3617 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
3619 PR rtl-optimization/20365
3620 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
3621 to short. New member ix.
3622 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
3623 (simplify_plus_minus): Initialize ix members before calling qsort.
3625 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
3627 PR tree-optimization/23626
3628 * tree-cfg.c (replace_uses_by): Clean up eh info.
3630 2005-09-01 DJ Delorie <dj@redhat.com>
3632 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
3633 fprintf.
3635 2005-09-01 David Edelsohn <edelsohn@gnu.org>
3637 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
3638 (rs6000_split_multireg_move): Use replace_equiv_address instead of
3639 gen_rtx_MEM.
3641 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
3643 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
3644 do not issue warning for a variable definition following
3645 a declaration.
3647 2005-09-01 Richard Henderson <rth@redhat.com>
3649 PR 23668
3650 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
3651 conversion to CONST_VECTOR.
3653 2005-09-01 Richard Henderson <rth@redhat.com>
3655 PR 23676
3656 * reload1.c (reload_as_needed): Check !CALL_P before calling
3657 fixup_eh_region_note.
3658 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
3660 2005-09-01 DJ Delorie <dj@redhat.com>
3662 * varasm.c (output_constant): Let the target resolve
3663 conversions of addresses to non-default pointer sizes.
3665 2005-09-01 Nicolas Pitre <nico@cam.org>
3667 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
3668 to alow matching ARM pre-indexed addressing mode.
3669 (arm_override_options): Remove now irrelevant comment.
3671 2005-09-01 Phil Edwards <phil@codesourcery.com>
3673 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
3674 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
3675 * config/i386/vxworks.h: Likewise.
3676 * config/i386/t-vxworksae: New file, for VxWorks AE.
3677 * config/i386/vxworksae.h: Likewise.
3679 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
3681 PR tree-optimization/23410
3682 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
3683 sequence is not wrapping during the first step.
3685 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3687 PR debug/7241
3688 * dwarf2out.c (base_type_die): Compare char_type_node with
3689 TYPE_MAIN_VARIANT (type), not type.
3691 2005-09-01 Richard Guenther <rguenther@suse.de>
3693 PR tree-optimization/15366
3694 * common.opt: Add -finline-functions-called-once.
3695 Put -fearly-inlining in alphabetically ordered place.
3696 * doc/invoke.texi: Document new option.
3697 * ipa-inline.c (cgraph_decide_inlining): Honour
3698 flag_inline_functions_called_once.
3700 2005-09-01 Jakub Jelinek <jakub@redhat.com>
3702 PR rtl-optimization/23478
3703 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
3704 (alloc_qty): Initialize it.
3705 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
3706 (combine_regs): Combine also n_throwing_calls_crossed fields.
3707 (find_free_reg): Don't attempt to caller-save pseudos crossing
3708 calls that might throw.
3709 * global.c (struct allocno): Add throwing_calls_crossed field.
3710 (global_alloc): Revert 2005-08-22 change. Initialize
3711 throwing_calls_crossed.
3712 (find_reg): Don't attempt to caller-save pseudos crossing calls that
3713 might throw.
3715 2005-09-01 Alan Modra <amodra@bigpond.net.au>
3717 PR target/23649
3718 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
3719 (mask64_operand): Reinstate code prior to 2005-06-11 change.
3720 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
3721 (and64_2_operand): Tweak to use predicate.
3722 (and_operand): Adjust for mask_operand changes.
3723 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
3724 (print_operand): Likewise.
3725 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
3726 (mask64_1or2_operand): Delete.
3727 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
3728 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
3729 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
3730 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
3731 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
3732 (rotldi3_internal4): Likewise.
3733 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
3734 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
3735 (ashldi3_internal7): Likewise.
3736 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
3737 (ashldi3_internal, ashldi3_internal9 split): Likewise.
3738 (anddi3 split): Don't match mask64_operand.
3739 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
3740 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
3741 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
3742 't' splitter predicate.
3743 (movdi_internal64 + 2): Revert 2005-06-11 change.
3745 2005-08-31 DJ Delorie <dj@redhat.com>
3747 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
3748 (m32c_asm_integer): Add support for 32 bit pointers.
3750 2005-08-31 Richard Henderson <rth@redhat.com>
3752 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
3753 component-like references for setting MEM_NOTRAP_P.
3755 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
3756 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
3758 2005-08-31 Richard Henderson <rth@redhat.com>
3760 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
3761 into a pseudo before applying gen_lowpart.
3763 2005-08-31 Geoffrey Keating <geoffk@apple.com>
3765 * doc/install.texi (Specific): Update cctools version required
3766 for full functionality.
3767 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
3768 linkers as -macosx_version_min.
3770 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
3772 PR target/21255
3773 * sh.c (print_operand, %R and %S): Add handling of floating point
3774 registers, memory, constants and invalid operands.
3776 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
3778 * ipa-pure-const.c: Change dump name.
3780 2005-08-31 Uros Bizjak <uros@kss-loka.si>
3782 PR target/23570
3783 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
3784 to "reg_or_0_operand".
3785 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
3787 2005-08-31 Dale Johannesen <dalej@apple.com>
3789 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
3790 loops that count down.
3792 2005-08-31 Richard Henderson <rth@redhat.com>
3794 PR rtl-opt/23601
3795 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
3796 (fixup_eh_region_note): New.
3797 (reload_as_needed): Call it.
3798 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
3799 don't call find_many_sub_basic_blocks; call verify_flow_info.
3800 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
3801 (keep_stack_depressed): Likewise.
3802 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
3804 2005-08-31 Richard Henderson <rth@redhat.com>
3806 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
3807 fp return matching.
3809 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
3811 * expr.c (expand_expr_real_1): Compare size of address
3812 mode to target's address mode size in deciding expansion of
3813 the constant address.
3815 2005-08-31 Richard Guenther <rguenther@suse.de>
3817 PR middle-end/23477
3818 * expr.c (all_zeros_p): New function.
3819 (expand_expr_real_1): Handle the case of an all-zero
3820 non-addressable constructor separately.
3822 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
3824 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
3825 arguments, adjust all callers.
3826 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
3828 2005-08-30 Richard Henderson <rth@redhat.com>
3830 PR target/23630
3831 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
3832 whenever the mode sizes match.
3834 2005-08-31 Alan Modra <amodra@bigpond.net.au>
3836 * calls.c (load_register_parameters): Fix comment typo.
3837 * expr.c (emit_push_insn): Comment formatting.
3839 2005-08-30 Ian Lance Taylor <ian@airs.com>
3841 * config/i386/x-cygwin (host-cygwin): Change dependency from
3842 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
3844 2005-08-29 Geoffrey Keating <geoffk@apple.com>
3846 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
3847 parts of 'vals'.
3849 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
3851 PR middle-end/23408
3852 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
3853 call to ggc_collect.
3855 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
3857 PR bootstrap/21268
3858 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
3859 beginning. Remove $(INCLUDES) from all the rules, if following
3860 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
3862 2005-08-29 Jakub Jelinek <jakub@redhat.com>
3864 PR middle-end/23484
3865 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
3866 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
3867 not constant, but maxlen is, don't set len to maxlen, rather
3868 set maxlen to len if len is a constant.
3870 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
3872 PR tree-optimization/23475
3873 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
3874 and counts.
3876 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
3878 Fix PR middle-end/22455
3880 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
3881 Checksum only the parts of the tree that exist for the tree code.
3883 2005-08-28 Dale Johannesen <dalej@apple.com>
3885 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
3887 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
3889 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
3891 2005-08-28 Richard Henderson <rth@redhat.com>
3893 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
3894 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
3895 of char_type_node.
3897 2005-08-28 Jakub Jelinek <jakub@redhat.com>
3899 PR ada/23593
3900 * builtins.c (get_memory_rtx): Don't strip nops
3901 in between COMPONENT_REFs.
3903 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
3905 PR middle-end/23463
3906 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
3907 types.
3908 (gimplify_modify_expr): Check for zero sized types and gimplify the
3909 rhs and lhs as statements.
3911 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
3913 PR libgcj/23508
3914 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
3915 state for return address column of signal frames.
3917 2005-08-27 David Edelsohn <edelsohn@gnu.org>
3919 PR target/23539
3920 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
3921 bytes >= 2 not bytes == 2.
3922 (expand_block_move): Same.
3924 2005-08-27 Richard Guenther <rguenther@suse.de>
3926 PR target/23575
3927 * config/i386/sse.md (sse2_movsd): Add missing closing
3928 braces.
3930 2005-08-27 Paul Brook <paul@codesourcery.com>
3932 * genrecog.c (enum decision_type): Add DT_num_insns.
3933 (struct decision_test): Add u.num_insns.
3934 (add_to_sequence): Add DT_num_insns test.
3935 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
3936 (write_cond, debug_decision_2): Ditto.
3937 (change_state): Assume peep2_next_insn never fails.
3938 Remove "afterward" argument.
3939 (write afterward, write_tree): Update to match.
3940 * recog.c (peep2_current_count): New variable.
3941 (peep2_next_insn): Check it.
3942 (peephole2_optimize): Set peep2_current_count.
3943 * recog.h (peep2_current_count): Declare.
3945 2005-08-26 Josh Conner <jconner@apple.com>
3947 PR middle-end/23584
3948 * ipa-pure-const.c (check_tree): Check for volatile-ness
3949 when considering a dereference.
3951 2005-08-27 Jakub Jelinek <jakub@redhat.com>
3953 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
3955 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3957 PR rtl-optimization/23561
3958 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
3959 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
3960 at most LEN bytes long memory fits into the field.
3961 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
3962 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
3963 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
3965 2005-08-26 Richard Henderson <rth@redhat.com>
3967 PR rtl-opt/23560
3968 * loop.c (biased_biv_may_wrap_p): New.
3969 (maybe_eliminate_biv_1): Use it to suppress non-equality
3970 comparison transformations. Delete disabled code.
3972 2005-08-26 Ian Lance Taylor <ian@airs.com>
3974 * combine.c (make_extraction): Avoid reference outside object.
3976 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
3978 * stor-layout.c (finalize_type_size): Restore behaviour for
3979 non-aggregate types to the status quo ante of the patch for
3980 pr 23467. Document why it matters.
3982 2005-08-26 Jakub Jelinek <jakub@redhat.com>
3984 PR c/23506
3985 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
3986 array by one element, initialize the BT_LAST element with NULL.
3988 2005-08-26 David Edelsohn <edelsohn@gnu.org>
3990 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
3991 optimizing for size.
3992 (plus_eqsi): Same.
3993 (compare_plus_eqsi): Same.
3994 (plus_eqsi_compare): Same.
3995 (neg_eq0<mode>): Same.
3996 (neg_eq<mode>): Same.
3998 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
3999 PROCESSOR_POWER4.
4001 2005-08-26 Nick Clifton <nickc@redhat.com>
4003 * config/v850/v850.c (ep_memory_operand): Return FALSE if
4004 TARGET_EP is not defined.
4005 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
4006 TARGET_EP is enabled.
4007 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
4008 * config/v850/v850.md (save_all_interrupt): Only use the EP
4009 register if TARGET_EP is defined.
4010 (restore_all_interrupt): Likewise.
4011 * config/v850/lib1funcs.asm: Update functions so that the EP
4012 register is only used if __EP__ is defined.
4014 2005-08-26 David Ung <davidu@mips.com>
4016 * config/mips/mips.c (mips_expand_prologue): Handle case when
4017 generating for MIPS16 and the outgoing argument area is more than
4018 SMALL_OPERAND. Use the frame pointer as temporary to generate the
4019 add instruction.
4021 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
4023 * config/crx/crx.md: Make doloop_end pattern usage controllable
4024 via mloop-nesting=<max-nesting> command line switch. Make sure
4025 the combiner cannot use doloop_end_<mode> in an illegal way.
4026 * config/crx/crx.c: Use regs up to r6 for argument passing.
4027 Refine crx_address_cost (non cst4 displacements are expensive).
4028 * config/crx/crx.opt: Add switch for mloop-nesting=.
4030 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
4032 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
4033 (UNSPEC_MVST): New constant.
4035 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
4037 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
4038 Reject operands containing eliminable registers.
4039 * testsuite/gcc.dg/20050825-1.c: New testcase.
4041 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4042 Jan Hubicka <jh@suse.cz>
4044 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
4046 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4048 PR tree-optimization/23546
4049 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
4050 and REAL_CST nodes.
4052 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
4054 * params.def (PARAM_MIN_SPEC_PROB): New.
4055 * sched-rgn.c (MIN_PROBABILITY): Delete.
4056 (compute_trg_info): Convert to PARAM_VALUE.
4057 * doc/invoke.texi (param): Document min-spec-prob.
4059 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
4061 * config/darwin.h: define __PIC__
4062 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
4063 TARGET_OS_CPP_BUILTINS macro.
4065 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4067 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
4068 yesterday.
4070 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
4072 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
4073 to duplicate_block.
4074 * cfghooks.c (duplicate_block): Added position where to place
4075 new block as argument.
4076 * cfghooks.h (duplicate_block): Declaration changed.
4077 * cfglayout.c (copy_bbs): Add argument after. Pass it to
4078 duplicate_block.
4079 * cfglayout.h (copy_bbs): Declaration changed.
4080 * cfgloop.h (loop_version): Declaration changed.
4081 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
4082 position to copy_bbs.
4083 (loop_version): Pass position to duplicate_loop_to_header_edge.
4084 Add place_after argument and position new blocks according to
4085 it.
4086 * modulo-sched.c (sms_schedule): Pass place_after argument
4087 to loop_version.
4088 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
4089 * tree-cfg.c (split_edge_bb_loc): New function.
4090 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
4091 to determine position of new blocks.
4092 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
4093 to loop_version.
4094 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
4095 argument to duplicate_block.
4096 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
4097 Pass position to copy_bbs.
4099 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
4101 * fold-const.c (ptr_difference_const): Use
4102 cst_and_fits_in_hwi instead of host_integerp.
4104 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4106 * config/darwin.c (gen_pic_offset): New.
4107 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
4108 Use it.
4110 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
4112 PR tree-optimization/23486
4113 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
4115 2005-08-23 Phil Edwards <phil@codesourcery.com>
4117 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
4118 remove use_collect2.
4119 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
4121 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
4122 configuration files to override the default value.
4124 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
4125 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
4126 * config/vx-common.h: New file, split out from...
4127 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
4128 * config/vxworksae.h: New file, for VxWorks AE.
4129 * config/vxworks.opt: New file.
4130 * config/vxlib.c: Update for VxWorks 6.
4132 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
4133 other MULTILIB_* variables appropriately.
4134 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
4135 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
4136 * config/rs6000/vxworks.h: Update for VxWorks 6.
4137 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
4139 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
4141 PR target/20799
4142 * config/darwin.c (machopic_select_section): Remove the hack to
4143 mark "::operator new" and "::operator delete" for coalescing
4144 even though they are not weak.
4146 2005-08-24 Alan Modra <amodra@bigpond.net.au>
4148 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
4149 * configure: Regenerate.
4151 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
4153 PR middle-end/23517
4154 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
4155 between vectors.
4156 * convert.c (convert_to_integer, convert_to_vector): Likewise.
4157 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
4158 Likewise.
4160 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
4162 * config/rs6000/predicates.md (equality_operator): New.
4163 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
4164 comparison with a large constant.
4166 2005-08-23 Mark Mitchell <mark@codesourcery.com>
4168 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
4170 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
4172 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
4173 registers is even, and we have a hardware double precision fp,
4174 align the buffer.
4175 (sh_gimplify_va_arg_expr): For floating point arguments, consider
4176 size of current argument when checking if argument was passed in
4177 registers.
4179 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
4181 PR middle-end/23467
4182 * stor-layout.c (finalize_type_size): Dont override
4183 existing alignment with a smaller alignment from the mode.
4185 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
4187 * lambda-code.c (lambda_vector_lexico_pos): Moved...
4188 * lambda.h (lambda_vector_lexico_pos): ... here.
4189 * tree-data-ref.c (build_classic_dist_vector): Return false when
4190 the distance vector is lexicographically negative.
4192 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
4194 PR tree-optimization/23511
4195 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
4196 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
4198 2005-08-23 Jakub Jelinek <jakub@redhat.com>
4200 PR tree-optimization/22043
4201 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
4202 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
4203 If ALLOW_FLEXARR, handle types ending with flexible array member.
4204 Pass false as second argument to recursive count_type_elements calls.
4205 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
4206 argument to count_type_elements call.
4207 * tree-sra.c (decide_block_copy): Likewise.
4208 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
4209 for a constant-sized object, set cleared as well. Pass true as
4210 second argument to count_type_elements call.
4212 2005-08-23 Alan Modra <amodra@bigpond.net.au>
4214 PR target/21571
4215 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
4216 from legitimate_small_data_p, and make global. Update use.
4217 Remove forward declaration.
4218 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
4219 Declare.
4220 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
4222 2005-08-23 David Edelsohn <edelsohn@gnu.org>
4224 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
4225 of scratch intermediates.
4226 (eq<mode>_compare): Same.
4227 (neg_eq0<mode>): New.
4228 (neg_eq<mode>): Convert to define_insn_and_split.
4230 2005-08-23 Alan Modra <amodra@bigpond.net.au>
4232 PR target/23070
4233 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
4234 stdarg functions, set/clear the fp marker even when no variable
4235 args are passed.
4236 * config/rs6000/sysv4.opt (mprototype): Describe.
4238 2005-08-22 Jakub Jelinek <jakub@redhat.com>
4240 PR rtl-optimization/23478
4241 * regs.h (reg_info): Add throw_calls_crossed.
4242 (REG_N_THROWING_CALLS_CROSSED): Define.
4243 * flow.c (allocate_reg_life_data): Initialize
4244 REG_N_THROWING_CALLS_CROSSED.
4245 (propagate_one_insn, attempt_auto_inc): Update
4246 REG_N_THROWING_CALLS_CROSSED.
4247 * global.c (global_alloc): Don't allocate pseudos across
4248 calls that may throw.
4250 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
4252 PR c/18715
4253 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
4254 value is inbetween the range if we did not find an exact match.
4256 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
4258 * doc/invoke.texi (Option Summary): Add ms1 options.
4259 * doc/extend.texi: Document interrupt handler attribute for ms1.
4260 * doc/md.texi: Document ms1 constraints.
4261 * config.gcc: Add ms1-*-elf.
4262 * config/ms1/ms1.h: New.
4263 * config/ms1/ms1.c: New.
4264 * config/ms1/ms1.md: New.
4265 * config/ms1/ms1-protos.h: New.
4266 * config/ms1/ABI.txt: New.
4267 * config/ms1/crti.asm: New.
4268 * config/ms1/crtn.asm: New.
4269 * config/ms1/lib2extra-funcs.c: New.
4270 * config/ms1/t-ms1: New.
4271 * config/ms1/ms1.opt: New.
4273 2005-08-22 Ira Rosen <irar@il.ibm.com>
4275 * config/rs6000/altivec.md (xorv4sf3): New.
4276 (negv4sf2, neg<mode>2): Likewise.
4278 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
4280 PR target/23485
4281 * config/ia64/ia64.md (divsi3): Check divide by zero.
4282 (udivsi3): Likewise.
4283 (divdi3): Likewise.
4284 (udivdi3): Likewise.
4286 2005-08-21 Jakub Jelinek <jakub@redhat.com>
4288 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
4289 up to elem_bitsize bits, not max_bitsize.
4291 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
4293 PR tree-optimization/23433
4294 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
4295 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
4297 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
4299 PR tree-optimization/23434
4300 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
4301 the iteration bound is not an INTEGER_CST.
4303 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
4305 * tree-vect-transform.c (get_initial_def_for_reduction): Set
4306 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
4307 NULL if need_epilog_adjust is false.
4308 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
4309 Case 3 always peels first itration, not just for PLUS case, and no need
4310 to use scalar_initial_def here. Create an epilog adjustment only if
4311 scalar_initial_def is not NULL.
4313 (vectorizable_reduction): Remove assert.
4315 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
4317 PR target/23485
4318 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
4319 (__moddi3): Likewise.
4320 (__udivdi3): Likewise.
4321 (__umoddi3): Likewise.
4322 (__divsi3): Likewise.
4323 (__modsi3): Likewise.
4324 (__udivsi3): Likewise.
4325 (__umodsi3): Likewise.
4327 2005-08-20 Jakub Jelinek <jakub@redhat.com>
4329 * tree-pass.h (TDF_GRAPH): Define.
4330 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
4331 * passes.c (finish_optimization_passes): Only call
4332 finish_graph_dump_file if TDF_GRAPH is set.
4333 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
4334 NULL. Set TDF_GRAPH bit.
4335 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
4337 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
4339 * arm.h (arm_stack_offsets): Add locals_base field.
4340 * arm.c (arm_get_frame_offsets): Compute it.
4341 (thumb_compute_initial_elimination offset): Make the Thumb frame
4342 pointer point to the base of the local variables.
4343 (thumb_expand_prologue): Update accordingly.
4344 (thumb_expand_epilogue): Likewise.
4346 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
4347 mode of clobbered scratch to DImode. Handle a case that's known to
4348 need this.
4350 2005-08-19 David Edelsohn <edelsohn@gnu.org>
4352 * config/rs6000/rs6000.md (gt0<mode>): Delete.
4353 (gt0<mode>_compare): Delete.
4354 (neg_gt0<mode>): Delete.
4356 2005-08-19 Eric Christopher <echristo@apple.com>
4358 * optabs.h: Change CTI_ to COI_.
4359 * optabs.c: Ditto.
4361 2005-08-19 James E Wilson <wilson@specifix.com>
4363 * builtins.c (expand_builtin_return_addr): Set
4364 current_function_accesses_prior_frames when count != 0. Use
4365 frame_pointer_rtx when count == 0.
4366 * function.h (struct function): Add accesses_prior_frames field.
4367 (current_function_accesses_prior_frames): Define.
4368 * reload1.c (init_elim_table): Check
4369 current_function_accesses_prior_frames.
4370 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
4372 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4374 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
4375 indicator. Return true if the flowgraph changed during
4376 cleanup.
4378 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4380 PR 23476
4381 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
4382 conditional expression before testing its value.
4384 2005-08-19 Diego Novillo <dnovillo@redhat.com>
4386 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
4388 2005-08-19 Devang Patel <dpatel@apple.com>
4390 PR tree-optimization/23048
4391 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
4392 third parameter. Check whether latch is dominated by exit
4393 block or not.
4394 (if_convertible_loop_p): Supply exit block itself to
4395 if_convertible_bb_p.
4397 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
4399 PR target/23473
4400 * arm.md (arm_load_pic_register): Change argument to the mask of
4401 saved registers. Call thumb_find_work_register if we need a
4402 scratch register on Thumb.
4403 (arm_expand_prologue): Pass empty register set to
4404 arm_load_pic_register.
4405 (thumb_expand_prologue): Pass live_regs_mask directly to
4406 arm_load_pic_register.
4407 * arm-protos.h (arm_load_pic_register): Update prototype.
4409 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
4411 * sh.c (find_sole_member): New function.
4412 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
4413 if the record's alignment is larger than the size of its only member.
4415 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
4417 PR target/23436
4418 * arm.c (thumb_legitimize_reload_address): New function.
4419 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
4420 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
4422 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
4424 * config/crx/crx.c: Implement crx_decompose_address. Reject
4425 symbolic displacements since CRX register relative adressing
4426 mode can't handle unsigned 32-bit values as displacements.
4427 * config/crx/crx.h: Simplify definitions, remove redundant
4428 parenthesis and obsolete macros.
4429 * config/crx/crx.opt: Add new switch for debugging addresses.
4430 * config/crx/crx-protos.h: Add new declarations for above.
4432 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
4434 PR middle-end/20624
4435 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
4436 looking past it.
4438 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4440 * collect2.c (dup2): Delete.
4441 * configure.ac: Don't check for dup2.
4443 * config.in, configure: Regenerate.
4445 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
4447 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
4448 record with the type of its only member.
4450 2005-08-18 David Edelsohn <edelsohn@gnu.org>
4452 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
4453 define_insn_and_split.
4454 (plus_ltu<mode>_compare): Same.
4455 (gtu<mode>_compare): Same.
4456 (plus_gtu<mode>_compare): Same.
4458 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
4460 PR tree-optimization/22228
4461 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
4462 todo_flags_start.
4463 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
4464 are recorded in vect_vnames_to_rename for renaming.
4465 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
4466 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
4467 in vect_vnames_to_rename.
4468 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
4469 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
4471 2005-08-18 Jan Hubicka <jh@suse.cz>
4473 PR c++/22034
4474 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
4475 info only for local statics, not for member variables.
4477 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4479 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
4481 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4483 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
4485 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
4487 PR middle-end/16045
4488 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
4490 2005-08-17 James E Wilson <wilson@specifix.com>
4492 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
4493 array size check.
4495 2005-08-17 David Edelsohn <edelsohn@gnu.org>
4497 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
4498 (leu<mode>_compare): Same.
4499 (plus_leu<mode>): Same.
4500 (neg_leu<mode>): Same.
4501 (and_neg_leu<mode): Same.
4502 (ltu<mode>_compare): Same.
4503 (plus_ltu<mode>): Same.
4504 (geu<mode>): Same.
4505 (geu<mode>_compare): Same.
4506 (plus_geu<mode>): Same.
4507 (neg_geu<mode>): Same.
4508 (and_neg_geu<mode>): Same.
4509 (plus_gt<mode>): Same.
4510 (gtu<mode>_compare): Same.
4511 (plus_gtu<mode>): Same.
4513 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
4515 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
4516 Move call_table_data to end. Delete spurious .text.
4517 (callt_save_all_interrupt): Fix comment typo.
4519 2005-08-17 James E Wilson <wilson@specifix.com>
4520 Kevin Winchester <winchester@amirix.com>
4522 PR target/21684
4523 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
4525 2005-08-17 Uros Bizjak <uros@kss-loka.si>
4527 PR target/23268
4528 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
4529 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
4531 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
4533 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
4534 record with the type of its only member if the modes don't match.
4536 * varasm.c (decode_reg_name): Skip empty additional register names.
4538 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
4540 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
4541 lsm_tmp_name_length): New.
4542 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
4543 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
4545 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4546 Andreas Krebbel <krebbel1@de.ibm.com>
4548 * config.gcc: Added z9-109 switch.
4549 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
4550 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
4551 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
4552 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
4553 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
4554 for "z9_109" cpu attribute.
4555 * config/s390/s390.c (z9_109_cost): New processor cost structure.
4556 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
4557 (s390_handle_arch_option): Added z9-109 switch.
4558 (override_options): Set respective cost function for z9-109.
4559 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
4560 (legitimate_reload_constant_p): Accept extended immediates.
4561 (print_operand): Three new output modifiers added: k, m and o.
4562 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
4563 (s390_output_mi_thunk): Use extended immediate when possible.
4564 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
4565 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
4566 (CONSTRAINT_LEN): Added length of O constraint.
4567 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
4568 * config/s390/s390.md ("cpu"): New value z9_109 added.
4569 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
4570 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
4571 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
4572 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
4573 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
4574 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
4575 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
4576 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
4577 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
4578 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
4579 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
4580 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
4581 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
4582 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
4583 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
4584 immediates.
4585 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
4586 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
4587 insns for TARGET_EXTIMM.
4589 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
4591 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
4593 2005-08-17 Nick Clifton <nickc@redhat.com>
4595 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
4596 Call default_encode_section_info.
4598 2005-08-17 Steven Bosscher <stevenb@suse.de>
4600 PR tree-optimization/21574
4601 * tree-ssa-ccp.c (likely_value): If the right hand side is a
4602 constant, return CONSTANT.
4603 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
4604 (ccp_fold, visit_assignment): Likewise.
4605 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
4607 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4609 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
4610 fold_buildN instead of buildN then fold_initializer or fold.
4611 (build_unary_op): Likewise.
4612 (build_binary_op): Likewise.
4613 * fold-const.c (fold_initializer): Remove.
4614 (fold_build1_initializer): New function.
4615 (fold_build2_initializer): New function.
4616 (fold_build3_initializer): New function.
4617 * tree.h (fold_initializer): Remove.
4618 (fold_build1_initializer): New function.
4619 (fold_build2_initializer): New function.
4620 (fold_build3_initializer): New function.
4622 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
4624 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
4625 (try_move_mult_to_index): Call fold_build2 instead of build2.
4626 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
4627 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
4628 fold_binary_to_constant.
4629 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
4630 fold (build.
4631 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
4632 check if A == gcd (A, B). Remove TYPE argument.
4633 (analyze_offset) Use fold_build2 instead of fold (build.
4634 (create_data_ref): Likewise.
4635 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
4636 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
4637 then fold.
4639 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
4641 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
4642 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
4644 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
4646 PR tree-opt/23402
4647 * gimplify.c (zero_sized_type): New function.
4648 (gimplify_modify_expr_rhs): If we have a zero sized type,
4649 replace the statement with an empty statement.
4651 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
4653 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
4654 fxsave.
4656 2005-08-16 Ian Lance Taylor <ian@airs.com>
4658 * doc/tm.texi (Label Output): Correct typo.
4660 2005-08-16 Steven Bosscher <stevenb@suse.de>
4662 PR target/23376
4663 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
4664 force_operand will work later on using have_insn_for.
4666 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4668 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
4670 2005-08-16 Ian Lance Taylor <ian@airs.com>
4672 PR c++/23337
4673 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
4674 vector type, don't try to construct it element by element. Add an
4675 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
4677 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4679 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
4681 2005-08-16 Geoffrey Keating <geoffk@apple.com>
4683 * doc/invoke.texi (Precompiled Headers): Document some more options
4684 which are known to be safe.
4686 2005-08-16 James E Wilson <wilson@specifix.com>
4688 PR tree-optimization/21105
4689 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
4690 TREE_OVERFLOW check.
4692 2005-08-16 David Edelsohn <edelsohn@gnu.org>
4694 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
4695 (neg_ltu<mode>): Same.
4696 (gtu<mode>): Same.
4697 (neg_gtu<mode>): Same.
4699 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4701 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
4702 (fold_builtin_isdigit): Use fold_buildN.
4703 (build_function_call_expr): Likewise.
4704 * c-typeck.c (c_finish_loop): Likewise.
4706 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
4707 Richard Shann <rshann@superh.com>
4709 PR middle-end/20396:
4710 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
4712 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
4714 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
4716 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
4718 PR target/23355
4719 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
4720 arm_compure_save_reg0_reg12_mask to determine when the PIC register
4721 must be saved.
4723 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4725 PR middle-end/23369
4726 * fold-const.c (build_range_check): Disable optimization for function
4727 pointer expressions on targets that require function pointer
4728 canonicalization.
4730 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
4732 * simplify-rtx.c (simplify_const_relational_operation): When
4733 extracting arguments of a COMPARE, recompute the mode as well.
4735 2005-08-15 Ian Lance Taylor <ian@airs.com>
4737 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
4739 2005-08-15 DJ Delorie <dj@redhat.com>
4741 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
4742 the stack.
4743 (movsi_splittable): Allow, but split, moves to the stack.
4744 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
4745 stack.
4747 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4749 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
4750 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
4751 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
4753 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
4754 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
4755 Delete HOST_PTR_PRINTF.
4757 * configure, config.in: Regenerate.
4759 2005-08-15 David Edelsohn <edelsohn@gnu.org>
4761 * config/rs6000/rs6000.md (QHSI): New mode macro.
4762 (wd): Extend mode attr for QImode and HImode
4763 (dbits): New mode attr.
4764 (zero_extend<mode>di2): Convert to mode macro.
4766 2005-08-15 Steve Ellcey <sje@cup.hp.com>
4768 PR target/21841
4769 * doc/invoke.texi (-mgnu-ld): Update description.
4770 (-mhp-ld): Ditto.
4772 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4774 PR 23391
4775 * Makefile.in (tree-chrec.o): Depends on real.h.
4776 * tree-chrec.c: Include real.h.
4777 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
4778 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
4779 * tree-scalar-evolution.c (add_to_evolution_1,
4780 interpret_rhs_modify_expr): Ditto.
4782 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
4784 PR 23386
4785 * tree-data-ref.c (estimate_niter_from_size_of_data): When
4786 step is negative compute the estimation from init downwards to zero.
4788 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
4790 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
4792 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4794 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
4795 constraint.
4796 (legitimate_reload_constant_p): Fix handling of lliXX operands.
4797 Accept double-word constants that can be split.
4798 * config/s390/s390.md ("movti"): Use 'P' constraint.
4799 ("*movdi_31", "*movdf_31"): Likewise.
4801 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
4803 Fix PR tree-optimization/22615
4805 * tree-ssa-structalias.c (solution_set_add): Handle
4806 first_vi_for_offset returning NULL.
4807 (do_da_constraint): Ditto.
4808 (do_sd_constraint): Ditto.
4809 (do_ds_constraint): Ditto
4810 (find_func_aliases): Ditto.
4811 (build_constraint_graph): RHS is allowed be ANYTHING.
4812 (first_vi_for_offset): Return NULL if we couldn't find anything at
4813 the offset.
4815 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
4817 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
4818 over memory as first operand.
4820 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
4822 PR target/23360
4823 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
4824 available for setting it.
4826 2005-08-14 Ira Rosen <irar@il.ibm.com>
4828 PR tree-optimization/23320
4829 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
4830 data-refs' types instead of base object nullness. Add check for
4831 pointer type data-refs before first location comparison. Remove
4832 assert.
4834 2005-08-14 Andreas Schwab <schwab@suse.de>
4836 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
4838 2005-08-13 James E Wilson <wilson@specifix.com>
4840 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
4841 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
4842 -fstack-protector-all, --param ssp-buffer-size): Document.
4843 (-Wvariadic-macros): Alphabetize.
4844 (-fsched-stalled-insns-dep): Add missing 'f'.
4846 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
4847 macros.
4849 2005-08-13 David Edelsohn <edelsohn@gnu.org>
4851 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
4852 or indirect address operand.
4853 (EXTRA_ADDRESS_CONSTRAINT): New.
4854 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
4856 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
4858 PR tree-optimization/22236
4859 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
4860 successors and predecessors.
4861 * tree-chrec.c (chrec_convert): Before converting, check that
4862 sequences don't wrap.
4863 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
4864 (analyze_array): Extern.
4865 (find_data_references_in_loop): Remove call to
4866 compute_estimated_nb_iterations.
4867 * tree-data-ref.h (analyze_array): Declared.
4868 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
4869 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
4870 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
4871 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
4872 condition.
4873 * tree-ssa-loop-ivcanon.c: Fix documentation.
4874 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
4875 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
4876 (infer_loop_bounds_from_undefined): New.
4877 (estimate_numbers_of_iterations_loop): Use
4878 infer_loop_bounds_from_undefined.
4879 (used_in_pointer_arithmetic_p): New.
4880 (scev_probably_wraps_p): Pass an extra parameter. Call
4881 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
4882 (convert_step): Fix documentation.
4883 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
4884 Use initial_condition_in_loop_num and evolution_part_in_loop_num
4885 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
4886 scev_probably_wraps_p.
4888 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
4890 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
4891 (s390_register_info): Ignore clobbered_regs information for fixed
4892 registers, and only fixed registers.
4893 (s390_init_frame_layout): Remove redundant call.
4895 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
4897 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
4898 description of -Wold-style-casts.
4900 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4901 Jakub Jelinek <jakub@redhat.com>
4903 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4904 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
4905 * config/s390/s390.c (print_operand): New output modifier 'G' added.
4906 (get_thread_pointer): Renamed to s390_get_thread_pointer.
4907 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
4908 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
4909 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
4910 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
4911 ("stack_protect_set", "stack_protect_test"): New expanders.
4912 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
4913 "stack_protect_testdi"): New insn definitions.
4915 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4917 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
4919 2005-08-12 Paul Brook <paul@codesourcery.com>
4921 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
4923 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4925 * config/s390/predicates.md (setmem_operand): New predicate.
4926 (shift_count_operand): Accept ANDs with special constants as
4927 operand.
4928 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
4929 with special constants.
4930 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
4931 shift_count_operand with setmem_operand.
4933 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4935 * config/s390/s390.c (s390_extract_part, s390_single_part):
4936 Type cast added.
4937 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
4938 (s390_output_mi_thunk): Don't use lg on 31 bit.
4939 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
4940 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
4942 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4944 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
4945 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
4946 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
4947 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
4948 with one of the new macros.
4950 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
4952 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
4953 Don't set save_return_addr_p.
4954 (s390_register_info): Make clobbered_regs not depending on
4955 save_return_addr_p.
4957 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4959 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
4960 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
4962 2005-08-11 James E. Wilson <wilson@specifix.com>
4964 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
4966 2005-08-11 Jakub Jelinek <jakub@redhat.com>
4968 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
4969 locations gathered by var-tracking in single entry loc_list
4970 over loc_descriptor_from_tree.
4972 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
4973 pass it down to loc_descriptor.
4974 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
4975 (containing_function_has_frame_base): Move earlier in the file.
4976 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
4977 instead of always assuming fbreg can't be used.
4979 2005-08-11 David Edelsohn <edelsohn@gnu.org>
4981 * config/rs6000/altivec.md: Change constraint "m" to "Z".
4982 * config/rs6000/predicates.md (indexed_or_indirect_operand):
4983 Accept address wrapped in AND for Altivec.
4984 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
4985 Strip AND wrapping offset address for Altivec.
4987 2005-08-11 Richard Henderson <rth@redhat.com>
4989 PR middle-end/23312
4990 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
4991 before using TYPE_IS_SIZETYPE.
4993 2005-08-11 Richard Henderson <rth@redhat.com>
4995 PR target/22225
4996 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
4997 insn types not present on ev4.
4998 (alphaev5_insn_pipe): Similarly.
5000 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
5002 PR target/23250
5003 * arm.c (arm_override_options): If the user has selected callee-super-
5004 interworking, then enable normal interworking.
5006 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5008 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
5009 redefinition.
5011 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
5013 * doc/rtl.texi: Fix two typos.
5015 2005-08-11 Richard Guenther <rguenther@suse.de>
5017 PR target/23289
5018 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
5019 cases where we call to/from functions returning void.
5021 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
5023 PR c++/23225
5024 * tree.c (build_pointer_type_for_mode): Robustify.
5026 2005-08-10 James E Wilson <wilson@specifix.com>
5028 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
5029 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
5031 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
5032 "cum->".
5034 2005-08-10 Eric Christopher <echristo@apple.com>
5036 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
5037 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
5038 V2DFmode.
5040 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
5042 PR target/21887
5043 * config/darwin.c (machopic_indirect_data_reference): Use a new register
5044 for the high part when generating dynamic-no-pic code.
5046 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
5048 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
5049 (x86_64-*-linux*): Likewise.
5051 * config/i386/crtfastmath.c: New file.
5052 * config/i386/t-crtfm: Likewise.
5054 * config/i386/linux.h (ENDFILE_SPEC): New.
5055 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
5057 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
5058 crtfastmath.o.
5060 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
5062 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
5063 (vec_shl, vec_shr): Document new operations.
5064 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
5066 2005-08-10 David Edelsohn <edelsohn@gnu.org>
5068 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
5069 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
5070 change predicate to indexed_or_indirect_address.
5072 2005-08-10 Richard Sandiford <richard@codesourcery.com>
5074 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
5075 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
5076 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
5077 and __aeabi_uwrite8.
5078 * config/arm/unaligned-funcs.c: New file.
5079 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
5081 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
5083 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
5084 Add dump.
5085 * cfglayout.c (pass_insn_locators_initialize): Add dump.
5086 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
5087 Add dump.
5088 * except.c (pass_convert_to_eh_region_ranges): Add dump.
5089 * final.c (pass_shorten_branches): Add dump.
5090 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
5091 (pass_life): Rename dump.
5092 (rest_of_handle_flow2): Remove initial verify_flow_info.
5093 * function.c (pass_instantiate_virtual_regs): Add dump.
5094 * integrate.c (pass_initial_value_sets): Add dump.
5095 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
5096 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
5097 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
5098 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
5099 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
5100 gate_rtl_unrool_and_peel_loops): New.
5101 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
5102 rtl_doloop): Do not look at flags.
5103 * mode-switching.c (pass_mode_switching): Add dump.
5104 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
5105 pass_split_before_regstack): Add dump.
5106 * regmove.c (pass_stack_adjustments): Add dump.
5107 * tree-optimize.c (pass_fixup_cfg): Add dump.
5109 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5111 PR 23309
5112 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
5113 deciding which instruction sequence to use.
5115 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
5117 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
5118 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
5120 2005-08-09 Richard Guenther <rguenther@suse.de>
5122 * c-common.c (builtin_function_2): Remove.
5123 (def_builtin_1): New function.
5124 (c_common_nodes_and_builtins): Use def_builtin_1 to
5125 build builtin functions.
5127 2005-08-09 Jie Zhang <jie.zhang@analog.com>
5129 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
5130 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
5131 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
5132 Visual DSP.
5134 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
5136 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
5137 fold_binary instead of fold_build2 since we don't care about the
5138 resulting tree.
5139 (loop_niter_by_eval): Likewise.
5140 (compare_trees): Likewise.
5141 (proved_non_wrapping_p): Likewise.
5143 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
5145 PR c/23161
5146 PR c/23165
5147 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
5148 if the if is really empty.
5150 2005-08-09 Steven Bosscher <stevenb@suse.de>
5152 PR tree-optimization/23234
5153 * tree-ssa-math-opts.c (place_reciprocal): New enum.
5154 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
5155 argument of the new enum.
5156 (execute_cse_reciprocals): Add reciprocals for function arguments
5157 on the unique successor edge of the entry block. Update other calls
5158 to execute_cse_reciprocals_1.
5160 2005-08-08 Richard Henderson <rth@redhat.com>
5162 PR 22439
5163 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
5165 2005-08-08 Bob Wilson <bob.wilson@acm.org>
5167 * expr.c (write_complex_part): Return after handling MEM.
5169 2005-08-08 Josh Conner <jconner@apple.com>
5171 PR rtl-optimization/23241
5172 * combine.c (simplify_comparison): Fix error in determining
5173 whether to lift a subreg from comparison.
5175 2005-08-08 David Edelsohn <edelsohn@gnu.org>
5177 PR target/18506
5178 * config/rs6000/altivec.md (vec_init<mode>): New.
5179 (vec_set<mode>): New.
5180 (vec_extract<mode>): New.
5181 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
5182 (rs6000_expand_vector_set): New.
5183 (rs6000_expand_vector_extract): New.
5184 (rs6000_legitimate_offset_address_p): Offset addresses are valid
5185 for Altivec modes before reload.
5186 (altivec_expand_vec_init_builtin): New.
5187 (get_element_number): New.
5188 (altivec_expand_vec_set_builtin): New.
5189 (altivec_expand_vec_ext_builtin): New.
5190 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
5191 builtins.
5192 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
5193 builtins.
5194 * config/rs6000/rs6000.h (rs6000_builtins): Add
5195 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
5196 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
5197 * config/rs6000/rs6000-protos.h: Declare new functions.
5199 2005-08-08 Jan Hubicka <jh@suse.cz>
5201 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
5202 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
5203 * i386.md (movdi*): Use pic_32bit_operand.
5204 * predicates.md (pic_32bit_operand): New.
5206 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
5208 PR c++/21166
5209 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
5211 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
5213 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
5214 (test_for_singularity): Use fold_build2.
5216 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5218 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
5220 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
5222 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
5223 (COMMON_ASM_OP) Define.
5224 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
5225 (ix86_encode_section_info): Likewise.
5226 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
5227 SUBTARGET_ENCODE_SECTION_INFO.
5229 2005-08-06 Richard Henderson <rth@redhat.com>
5231 PR 21894
5232 * tree-nested.c (convert_local_reference): Save and restore val_only
5233 around component_ref and friends. Clear walk_subtrees by default.
5235 2005-08-06 Peter O'Gorman <peter@pogma.com>
5237 PR 21366
5238 * gcc.c (process_command): Check the argument to -b has a dash.
5239 * doc/invoke.texi: Update -b and -V docs.
5241 2005-08-06 James E Wilson <wilson@specifix.com>
5243 * config/mips/cross64.h, config/mips/t-cross64: Delete.
5245 2005-08-06 Michael Matz <matz@suse.de>
5247 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
5248 member only if only one insn is associated with the value.
5250 2005-08-06 Nick Clifton <nickc@redhat.com>
5252 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
5253 New define.
5254 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
5255 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
5256 Check symbol flags instead of symbol name mangling.
5257 (xstormy16_asm_output_aligned_common): Likewise. Also
5258 simplify code since the bss100_section cass is the only case
5259 where the below100 code will be triggered.
5260 (xstormy16_encode_section_info): Encode below100 attribute
5261 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
5262 the name.
5263 (xstormy16_strip_name_encoding): Delete - this function is no
5264 longer needed.
5265 (TARGET_STRIP_NAME_ENCODING): Undefine.
5266 * config/stormy16/stormy16-protos.h: Delete prototype for
5267 xstormy16_strip_name_encoding.
5269 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
5271 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
5272 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
5273 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
5274 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
5275 config/alpha/predicates.md, config/arc/arc.h,
5276 config/arm/arm.h, config/arm/ieee754-df.S,
5277 config/arm/ieee754-sf.S, config/bfin/bfin.c,
5278 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
5279 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
5280 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
5281 config/m68hc11/m68hc11.h, config/mips/mips.c,
5282 config/mips/mips.h, config/mips/openbsd.h,
5283 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
5284 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
5285 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
5286 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
5287 config/sparc/linux.h, config/sparc/linux64.h,
5288 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
5289 doc/extend.texi, doc/gcov.texi, doc/install.texi,
5290 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
5291 typos. Follow spelling conventions.
5293 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
5295 PR c/23113
5296 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
5297 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
5298 specially. Check for side effects only for COND_EXPR.
5299 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
5300 return with TREE_NO_WARNING.
5302 2005-08-06 Richard Sandiford <richard@codesourcery.com>
5304 PR rtl-optimization/23233
5305 * loop.c (combine_movables): Require the modes to be the same.
5306 (move_movables): Remove handling of cases where the replacement
5307 had a different mode to the original.
5309 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
5311 PR tree-optimization/23128
5312 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
5313 subtraction wrap, and set TREE_OVERFLOW if they do.
5315 2005-08-05 Richard Henderson <rth@redhat.com>
5317 PR 21728
5318 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
5319 FORCED_LABEL labels.
5321 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
5323 PR middle-end/23135
5324 * reload.c (find_reloads_subreg_address): Pass down TYPE
5325 unchanged. Change all callers except find_reloads_toplev.
5327 2005-08-05 Michael Matz <matz@suse.de>
5329 * genattrtab.c (current_alternative_string): Remove.
5330 (SIMPLIFY_ALTERNATIVE): Ditto.
5331 (attr_alt_bit_p): Ditto.
5332 (alternative_name): Make const char *.
5333 (evaluate_eq_attr): Remove use of above things.
5334 (simplify_test_exp): Ditto.
5335 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
5336 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
5338 2005-08-04 James E Wilson <wilson@specifix.com>
5340 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
5341 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
5342 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
5343 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
5344 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
5346 2005-08-04 Richard Henderson <rth@redhat.com>
5348 PR 21529
5349 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
5350 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
5351 * tree-sra.c (decide_block_copy): Use it. Disable element copy
5352 if we'd have to instantiate too many members.
5354 2005-08-04 Richard Henderson <rth@redhat.com>
5356 PR 21291
5357 * tree-outof-ssa.c (coalesce_asm_operands): New.
5358 (coalesce_ssa_name): Use it. Split out ...
5359 (coalesce_phi_operands, coalesce_result_decls): ... these.
5361 2005-08-04 Paul Brook <paul@codesourcery.com>
5363 * read-rtl.c (read_quoted_string): Break if EOF.
5365 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
5367 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
5368 (fold_build2): Likewise.
5369 (fold_build3): Likewise.
5370 (fold_build1_stat): New function prototype.
5371 (fold_build2_stat): Likewise.
5372 (fold_build3_stat): Likewise.
5373 * fold-const.c (fold_build1): Rename to ..
5374 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5375 through to build1_stat.
5376 (fold_build2): Rename to ..
5377 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5378 through to build2_stat.
5379 (fold_build3): Rename to ..
5380 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
5381 through to build3_stat.
5383 2005-08-04 David Edelsohn <edelsohn@gnu.org>
5384 Ian Lance Taylor <ian@airs.com>
5386 * function.c (assign_stack_local_1): Do not correct stack slot
5387 address if allocation size is smaller than mode size.
5389 2005-08-04 Diego Novillo <dnovillo@redhat.com>
5391 PR 22037
5392 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
5393 (tree_merge_blocks): Propagate anything allowed by
5394 may_propagate_copy.
5395 Clarify documentation.
5396 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
5397 SSA form, schedule an update if necessary.
5399 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
5401 * doc/install.texi (Binaries): Remove broken link to
5402 Sinix/Reliant Unix binaries.
5404 2005-08-03 Richard Henderson <rth@redhat.com>
5406 PR 23221
5407 * function.c (stack_protect_epilogue): Export.
5408 * tree.h (stack_protect_epilogue): Declare.
5409 * calls.c (expand_call): Call it.
5411 2005-08-03 Eric Christopher <echristo@apple.com>
5413 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
5414 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
5415 spec.
5417 2005-08-04 Jan Hubicka <jh@suse.cz>
5419 * profile.c (branch_prob): Split edges with goto locus on them
5420 to get proper line counts.
5421 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
5423 2005-08-03 Paul Brook <paul@codesourcery.com>
5425 * function.c (assign_parms): Round current_function_args_size
5426 to PARM_BOUNDARY, not STACK_BOUNDARY.
5428 2005-08-03 Geoffrey Keating <geoffk@apple.com>
5430 * config/i386/i386.c (x86_elf_aligned_common)
5431 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
5433 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
5435 PR tree-optimization/23157
5436 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
5437 before emitting them.
5439 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5441 PR tree-optimization/19899
5442 * Makefile.in (tree-scalar-evolution.o): Add real.h.
5443 * tree-scalar-evolution.c: Include real.h.
5444 (add_to_evolution): Build constant -1 of correct type.
5446 2005-08-03 Jan Hubicka <jh@suse.cz>
5448 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
5449 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
5450 profile updating for complette unrolling.
5451 * loop-unroll.c (peel_loop_completely): Use it.
5452 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
5453 (tree_unroll_loops_completely): Disable code growing unrolling of cold
5454 loops.
5456 2005-08-03 Paul Brook <paul@codesourcery.com>
5458 * combine.c (can_change_dest_mode): New function.
5459 (try_combine, simplify_set): Use it.
5461 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
5463 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
5464 TFmode to BLKmode.
5466 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
5468 * doc/install.texi (Specific): Adjust link to openavr.org.
5469 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
5470 (Binaries): Adjust HP-UX Porting Center link.
5471 (Binaries): Adjust Free Software Foundation ordering link.
5473 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
5475 * convert.c (convert_to_integer): Use fold_build1 instead of
5476 build1 when converting an integer to an integer.
5478 2005-08-02 Richard Henderson <rth@redhat.com>
5480 * combine.c (combine_instructions): Don't use reg_equal/equiv
5481 results if the mode doesn't match.
5483 2005-08-02 Mark Mitchell <mark@codesourcery.com>
5485 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
5486 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
5488 2005-08-02 Richard Henderson <rth@redhat.com>
5490 PR 23196
5491 * explow.c (memory_address): Remove special-case for
5492 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
5494 2005-08-02 Diego Novillo <dnovillo@redhat.com>
5496 PR 23164
5497 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
5498 number of calls to cleanup_tree_cfg_1.
5500 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
5502 * doc/invoke.texi: document file extensions .F90 and .F95
5504 2005-08-02 Richard Guenther <rguenther@suse.de>
5506 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
5507 positive if its first argument is positive.
5509 2005-08-02 Richard Guenther <rguenther@suse.de>
5511 PR tree-optimization/23177
5512 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
5513 on TMR_TAG.
5515 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
5517 PR tree-optimization/23129
5518 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
5519 varying for divisions with anti-ranges.
5521 2005-08-02 Jan Hubicka <jh@suse.cz>
5523 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
5524 * tree-ssa-threadupdate.c (thread_block): Add it here.
5526 2005-08-01 James E Wilson <wilson@specifix.com>
5528 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
5529 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
5530 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
5531 New.
5532 * config/mips/predicates.md (const_call_insn_operand): Add check for
5533 SYMBOL_REF_LONG_CALL_P.
5534 * doc/extend.texi (long_call): Document the new attribute.
5536 2005-08-01 Ian Lance Taylor <ian@airs.com>
5537 Richard Henderson <rth@redhat.com>
5539 * Makefile.in (RTL_BASE_H): Add real.h.
5540 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
5541 instead of memcpy.
5542 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
5543 directly.
5544 * rtl.c (rtl_check_failed_code_mode): New.
5545 * rtl.h (struct rtx_def): Add u.rv.
5546 (XCMWINT, XCNMPRV): New.
5547 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
5548 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
5550 2005-08-01 Richard Henderson <rth@redhat.com>
5552 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
5553 with auto-inc codes.
5555 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
5557 2005-08-01 Jan Hubicka <jh@suse.cz>
5559 * i386-protos.h (asm_preferred_eh_data_format): Declare.
5560 * i386.c: Include dwarf2.h
5561 (asm_preferred_eh_data_format): New.
5562 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
5564 2005-08-01 Ian Lance Taylor <ian@airs.com>
5566 * config/host-linux.c (linux_gt_pch_get_address): Add new name
5567 randomize_va_space for virtual address randomization control.
5569 2005-08-01 Steven Bosscher <stevenb@suse.de>
5571 * common.opt (flag_ipa_cp): Put in right place to maintain
5572 alphabetic sort.
5574 2005-08-01 Jan Hubicka <jh@suse.cz>
5576 * profile.c (compute_value_histograms): Fix thinko.
5577 * value-prof.c: Include toplev.h
5578 (check_counter): New function.
5579 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
5580 tree_mod_subtract_transform): Add sanity check.
5582 2005-08-01 Richard Guenther <rguenther@suse.de>
5584 PR tree-optimization/23133
5585 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
5586 current functions parameter decls to find defs to cse
5587 reciprocals of.
5589 2005-08-01 Richard Guenther <rguenther@suse.de>
5591 PR tree-optimization/23109
5592 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
5593 If trapping math is in effect, use post-dominator information
5594 to check if we'd in any case reach a trapping point before
5595 doing the reciprocal insertion.
5596 (execute_cse_reciprocals): Compute post-dominators, if necessary.
5597 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
5598 expressions are invariant only if trapping math is not in effect.
5600 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5602 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
5603 cgraph_function_versioning): New declarations.
5604 * cgraphunit.c: Add include to ipa-prop.h.
5605 (update_call_expr, cgraph_copy_node_for_versioning,
5606 cgraph_function_versioning): New functions.
5607 * integrate.c (copy_decl_for_inlining): Remove.
5608 * ipa-prop.h (ipa_replace_map): New struct.
5609 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
5610 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
5611 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
5612 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
5613 ipcp_iterate_stage, ipcp_method_scale_print,
5614 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
5615 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
5616 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
5617 ipcp_update_bb_counts, ipcp_update_profiling,
5618 ipcp_update_edges_counts): New functions.
5619 (ipcp_method_cval_init): Remove restriction regarding local methods.
5620 (ipcp_init_stage): Add ipcp_method_compute_scale.
5621 (ipcp_insert_stage): Add versioning.
5622 (ipcp_structures_print): Add ipcp_method_scale_print.
5623 (ipcp_driver): Dump profiling info.
5624 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
5625 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
5626 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
5627 (struct inline_data): Add versioning_p, ipa_info, new fields.
5628 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
5629 declare_return_variable): Replace calls to copy_decl_for_inlining with
5630 copy_decl_for_dup.
5631 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
5632 versioning support.
5633 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
5634 Add argument VERSIONING.
5635 (copy_arguments_for_versioning, copy_static_chain,
5636 function_versionable_p, tree_versionable_function_p,
5637 tree_function_versioning, replace_ref_tree): New functions.
5638 * tree-inline.h: Include varray.h.
5639 (tree_versionable_function_p, tree_function_versioning,
5640 tree copy_decl_for_dup): New declarations.
5642 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
5644 * ipa-cp.c: New file. Contains IPCP specific functionality.
5645 * ipa-prop.h: New file. Contains structures/definitions that can be
5646 used by several interprocedural data flow optimizations (and also IPCP).
5647 * ipa-prop.c: New file.
5648 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
5649 * common.opt: Add ipa-cp flag.
5650 * timevar.def: Add IPCP optimization.
5651 * tree-optimize.c (init_tree_optimization_passes): Schedule
5652 pass_ipa_cp.
5653 * tree-pass.h (pass_ipa_cp): Declare.
5655 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
5657 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
5658 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
5659 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
5660 config/i386/i386.c, config/mips/mips.h,
5661 config/rs6000/rs6000.h, config/sh/sh.c,
5662 config/stormy16/stormy16.c: Fix comment typos.
5664 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
5666 PR c/22311
5667 * c-typeck.c (build_binary_op): Use common_type wrapper on
5668 shortened types.
5669 (common_type): Update comment.
5671 2005-07-31 Steven Bosscher <stevenb@suse.de>
5673 PR target/23095
5674 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
5675 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
5676 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
5678 2005-07-31 Jan Hubicka <jh@suse.cz>
5680 * pretty-print.h (pp_widest_integer): New macro.
5681 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
5682 counts.
5684 2005-07-31 Jan Hubicka <jh@suse.cz>
5686 * output.h (enum section_category): Export from varasm.c
5687 (categorize_decl_for_section): Likewise.
5688 * varasm.c (enum section_category): Kill.
5689 (categorize_decl_for_section): Make global.
5690 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
5691 Declare.
5692 * i386.c (ix86_section_threshold): New static variable.
5693 (ix86_in_large_data_p, ix86_encode_section_info,
5694 x86_64_elf_unique_section,
5695 x86_64_elf_select_section): New functions.
5696 (TARGET_ENCODE_SECTION_INFO): Define
5697 (override_options): Enable medium model for PIC.
5698 (ix86_expand_prologue): Expand gen_set_got_rex64.
5699 (legitimate_constant_p): Handle new UNSPECs.
5700 (legitimate_pic_address_disp_p): Likewise.
5701 (legitimize_pic_address): Lower MEDIUM model addressing.
5702 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
5703 (enum cmodel): Add MEDIUM_PIC.
5704 (SYMBOL_REF_FAR_ADDR_P): New macro.
5705 (SYMBOL_FLAG_FAR_ADDR): New flag.
5706 * i386.md (movdi): Support medium model.
5707 (set_got_rex64): New pattern.
5708 * i386.opt (mlarge-data-threshold): New flag.
5709 * predicates.md (zext_operand/sext_operand): Deal with medium model.
5710 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
5711 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
5712 TARGET_ASM_UNIQUE_SECTION): New.
5714 * invoke.texi (-mlarge_data_threshold): Document
5716 2005-07-31 Jan Hubicka <jh@suse.cz>
5718 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
5719 (coalesce_vars): Likewise.
5720 * tree-ssa-live.c (coalesce_cost): New.
5721 (build_tree_conflict_graph): Use coalesce_cost.
5722 * tree-ssa-live.h (coalesce_cost): Declare.
5724 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
5726 * arm.md (all peepholes for post-increment operations): Delete.
5727 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
5728 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
5729 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
5730 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
5731 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
5733 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
5735 * fold-const.c (tree_expr_nonnegative_p): Always return true for
5736 non-integral types.
5738 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
5740 PR target/22582
5741 * doc/invoke.texi: Document -rdynamic.
5743 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
5745 PR c/23143
5746 * c-parser.c (c_parser_parms_list_declarator): Call
5747 mark_forward_parm_decls.
5748 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
5749 decls with visibility structure.
5751 2005-07-30 Paul Brook <paul@codesourcery.com>
5753 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
5755 2005-07-30 Paul Brook <paul@codesourcery.com>
5757 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
5758 prototype.
5759 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
5760 value for mode.
5761 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
5763 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5765 PR c/529
5766 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
5767 nested function declarators.
5768 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
5769 (grokparms): Call warn_if_shadowing for parameters used within the
5770 parameter list.
5771 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
5772 not used within the parameter list.
5773 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
5775 2005-07-30 Jan Hubicka <jh@suse.cz>
5777 * expr.c (expand_expr_real_1): Do not load mem targets into register.
5778 * i386.c (ix86_fixup_binary_operands): Likewise.
5779 (ix86_expand_unary_operator): Likewise.
5780 (ix86_expand_fp_absneg_operator): Likewise.
5781 * optabs.c (expand_vec_cond_expr): Validate dest.
5783 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5785 PR c/21720
5786 * real.c (real_from_string): Also set last bit if there is a
5787 nonzero hex digit beyond GCC's internal precision after ".".
5789 2005-07-29 David Edelsohn <edelsohn@gnu.org>
5791 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
5792 define_constants. Change duplicate values to unassigned numbers.
5793 Change UNSPEC_SUBS to UNSPEC_VSUBS.
5794 (*altivec_vspltsf): New.
5795 (altivec_vperm_v4sf): Delete.
5796 (altivec_vperm_<mode>): Use mode macro V.
5797 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
5798 (altivec_predicate_v4sf): Delete.
5799 (altivec_predicate_<mode>): Use mode macro V.
5800 (*altivec_lvesfx): New.
5801 (*altivec_stvesfx): New.
5802 (vec_realign_load_v4sf): Delete.
5803 (vec_realign_load_<mode>): Use mode macro V.
5804 * config/rs6000/rs6000.c (generate_set_vrsave): Use
5805 UNSPECV_SET_VRSAVE.
5807 2005-07-29 Mark Mitchell <mark@codesourcery.com>
5809 PR bootstrap/23131
5810 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
5811 string.
5812 * configure: Regenerated.
5814 2005-07-29 Paul Brook <paul@codesourcery.com>
5816 * doc/install.texi: Add link to GFortran binaries wiki page.
5818 2005-07-29 David Ung <davidu@mips.com>
5820 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
5821 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
5822 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
5823 * config/mips/mips.md (cpu): Add 5kf name.
5824 (includes): Includes 5k.md.
5825 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
5826 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
5827 -march flag.
5829 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5831 PR 22550
5832 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
5833 (cleanup_tree_cfg): ... here.
5834 Call cleanup_tree_cfg_1 until there are no more cleanups to
5835 do.
5837 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
5839 * tree-vrp.c (compare_range_with_value): Return true or false
5840 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
5841 EQ_EXPR respectively.
5843 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
5845 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
5846 Fix comment typos.
5848 2005-07-29 Diego Novillo <dnovillo@redhat.com>
5850 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
5851 (tree_ssa_dominator_optimize): Increment it.
5852 (dump_dominator_optimization_stats): Print it.
5854 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
5855 Steven Bosscher <stevenb@suse.de>
5857 PR rtl-optimization/23117
5858 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
5859 when head == tail. Tidy comment.
5861 2005-07-28 Richard Henderson <rth@redhat.com>
5863 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
5864 * cselib.c (rtx_equal_for_cselib_p): Likewise.
5865 * jump.c (rtx_renumbered_equal_p): Likewise.
5866 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
5867 CONST_INT and CONST_DOUBLE.
5868 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
5869 * reload.c (operands_match_p): Special case CONST_INT and
5870 CONST_DOUBLE; check mode earlier.
5872 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5874 PR c/22240
5875 * c-typeck.c (convert_for_assignment): Do not check
5876 DECL_IN_SYSTEM_HEADER on NULL fundecl.
5878 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5880 PR c/22192
5881 * c-typeck.c (composite_type): Prefer constant size arrays to
5882 VLAs.
5884 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
5886 PR c/21720
5887 * real.c (real_from_string): Set last bit if there is a nonzero
5888 hex digit beyond GCC's internal precision.
5890 2005-07-28 Richard Henderson <rth@redhat.com>
5892 PR rtl-opt/22619
5893 * cfgcleanup.c (try_forward_edges): Watch out for end of
5894 insn chain.
5896 2005-07-28 James E Wilson <wilson@specifixinc.com>
5898 PR c/23106
5899 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
5901 2005-07-28 Jan Hubicka <jh@suse.cz>
5903 * Makefile.in (rtl-profile.o): Kill all traces of it.
5904 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
5905 * coverage.h (rtl_coverage_counter_ref): Kill.
5906 * opts.c (flag_speculative_prefetching_set): Kill.
5907 (flag_loop_optimize_set): New.
5908 (common_handle_option): Disable loop optimizer when profiling;
5909 do not handle speculative prefetching.
5910 * passes.c (init_optimization_passes): Replace pass_profiling combo
5911 by branch_prob pass.
5912 * profile.c (compute_value_histograms): Update for simplified value
5913 profiles.
5914 (rtl_register_profile_hooks): Kill.
5915 (pass_profiling): Kill.
5916 (rest_of_handle_branch_prob): Do not profile.
5917 * toplev.c (process_options): Remove speculative prefetching.
5918 * toplev.h (flag_tree_based_profiling): Kill.
5919 * tree-profile.c (prepare_instrumented_value,
5920 tree_gen_interval_profiler, tree_gen_pow2_profiler,
5921 tree_gen_one_value_profiler, do_tree_profiling): Update for
5922 simplified datastructures.
5923 * value-prof.c: Add comment that speculative prefetching was dropped;
5924 update rest of file for simplified datastructures.
5925 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
5926 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
5927 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
5928 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
5929 rtl_mod_subtract, gen_speculative_prefetch,
5930 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
5931 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
5932 (gate_handle_value_profile_transformations,
5933 rest_of_handle_value_profile_transformations,
5934 pass_value_profile_transformations): Kill.
5935 * value-prof.h (histogram_value_t): Remove IL based unions.
5936 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
5937 rtl_profile_hooks): Remove hooks.
5939 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
5941 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
5942 (cgraph_clone_node): Likewise.
5943 * cgraph.h (cgraph_clone_edge): Update prototype.
5944 (cgraph_clone_node): Likewise.
5945 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
5946 cgraph_clone_node.
5947 (lookup_recursive_calls): Consider profile.
5948 (cgraph_decide_recursive_inlining): Fix updating; use new
5949 probability argument; use profile.
5950 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
5951 * tree-inline.c (copy_bb): Update clal of clone_edge.
5952 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
5954 * invoke.texi (min-inline-recursive-probability): Document.
5956 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
5958 * doc/install.texi (Configuration): Update Valgrind homepage.
5960 2005-07-28 Richard Henderson <rth@redhat.com>
5962 PR middle-end/21362
5963 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
5964 labels we want to delete.
5965 (cfg_layout_merge_blocks): Likewise.
5967 2005-07-28 Richard Henderson <rth@redhat.com>
5969 PR target/17692
5970 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
5971 when expanding to nothing.
5973 2005-07-28 Josh Conner <jconner@apple.com>
5975 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
5976 (cgraph_decide_inlining_of_small_functions): Likewise.
5978 2005-07-28 Josh Conner <jconner@apple.com>
5980 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
5981 direction of badness if negative.
5982 (cgraph_default_inline_p): Add reason to parameters, and assign it
5983 a value.
5984 (cgraph_decide_inlining_of_small_functions): New parameter in call
5985 to cgraph_default_inline_p.
5986 (cgraph_decide_inlining_incrementally): Likewise.
5987 * cgraphunit.c (decide_is_function_needed): Likewise.
5988 * cgraph.h (cgraph_default_inline_p): Likewise.
5990 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5992 * builtins.c: Fix comment typo(s).
5993 * genautomata.c: Likewise.
5994 * gimplify.c: Likewise.
5995 * tree-dfa.c: Likewise.
5996 * tree-flow-inline.h: Likewise.
5997 * tree-into-ssa.c: Likewise.
5998 * tree-ssa-alias.c: Likewise.
5999 * tree-ssa-ccp.c: Likewise.
6000 * tree-ssa-copy.c: Likewise.
6001 * tree-ssa-dce.c: Likewise.
6002 * tree-ssa-dom.c: Likewise.
6003 * tree-ssa-operands.c: Likewise.
6004 * tree-tailcall.c: Likewise.
6005 * tree-vectorizer.c: Likewise.
6006 * tree-vrp.c: Likewise.
6007 * tree.c: Likewise.
6009 2005-07-28 Jeff Law <law@redhat.com>
6011 * tree-vrp.c (test_for_singularity): Extracted from ...
6012 (simplify_cond_using_ranges): Attempt to simplify a relational
6013 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
6015 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
6017 PR tree-optimization/22506
6018 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
6019 phis whose argument is constant.
6021 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
6023 PR rtl-optimization/18992
6024 Back out this patch:
6025 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6026 PR optimization/12142
6027 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
6028 uses of the register in the SET_SRC. Remove unnecessary argument.
6030 Replace it with this:
6031 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
6032 if flag_non_call_exceptions is set and the insn may trap, pass
6033 pc_rtx as dest for recursion.
6034 In SET_SRC part of SET case, if dest is already set, pass it down
6035 unchanged.
6037 2005-07-28 Jan Hubicka <jh@suse.cz>
6039 * cfg.c (update_bb_profile_for_threading): Use RDIV.
6040 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
6041 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
6042 roundoff errors.
6043 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
6044 profile when available.
6046 2005-07-28 Jan Beulich <jbeulich@novell.com>
6048 * config/ia64/ia64.c (ia64_load_pair_ok): New.
6049 (ia64_print_operand): Describe and handle 'X'.
6050 (ia64_register_move_cost): Also handle FP_REGS.
6051 (ia64_preferred_reload_class): Likewise.
6052 (ia64_secondary_reload_class): Likewise.
6053 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
6054 it. Also check for ITANIUM_CLASS_FLDP.
6055 * config/ia64/ia64.h (FP_REGNO_P): New.
6056 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
6057 (reg_class): Add FP_REGS.
6058 (REG_CLASS_NAMES): Adjust for it.
6059 (REG_CLASS_CONTENTS): Likewise.
6060 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
6061 (REG_CLASS_FROM_LETTER): Handle 'x'.
6062 (CLASS_MAX_NREGS): Handle FP_REGS.
6063 (MEMORY_MOVE_COST): Likewise.
6064 * config/ia64/ia64.md (itanium_class): Add fldp.
6065 (type): Handle fldp.
6066 (movti_internal): More allowable operand combinations. Use ldfp8 when
6067 splitting unnecessary. Remove predicable attribute. Adjust
6068 itanium_class attribute.
6069 (smuldi3_highpart): Remove outdated comment.
6070 (mulditi3, umulditi3, rotlti3): New expanders.
6071 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
6072 (absti2): Disabled new insn for future reference.
6073 Respective new splitters.
6074 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
6075 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
6076 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
6078 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
6080 PR rtl-optimization/23047
6081 * simplify-rtx.c (simplify_const_relational_operation): Respect
6082 flag_wrapv for comparisons with ABS.
6084 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
6086 PR tree-optimization/22493
6087 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
6088 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
6090 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
6092 * config/frv/frv.opt (moptimize-membar): New.
6094 * doc/invoke.texi: Document -moptimize-membar and its inverse.
6096 * config/frv/frv.h: Remove machine_function definition.
6098 * config/frv/frv.c (struct frv_io): New.
6099 (struct machine_function): Moved from frv.h. Add has_membar_p.
6100 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
6101 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
6102 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
6103 (frv_optimize_membar_global, frv_optimize_membar): New functions.
6104 (frv_reorg): Call frv_optimize_membar when appropriate.
6105 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
6106 (frv_expand_builtin): Adjust calls accordingly.
6107 (frv_io_address_cookie): New function.
6108 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
6109 load or store rather than a special insn. Add ccnstant address and
6110 io-type operands to the membar.
6111 (frv_ifcvt_modify_tests): Unsign regno.
6112 (frv_ifcvt_modify_tests): Same.
6114 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
6115 UNSPEC_OPTIONAL_MEMBAR constant.
6116 (builtin_read_<mode>): Delete.
6117 (builtin_write_<mode>): Delete.
6118 ("optional_membar_<mode>"): Add operand.
6120 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
6121 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
6122 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
6123 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
6124 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
6125 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
6126 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
6127 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
6128 * testsuite/gcc.target/frv/all-read-write-1.c: New.
6130 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
6132 * df.c (df_uses_record): Handle SCRATCH.
6134 2005-07-28 Steven Bosscher <stevenb@suse.de>
6136 PR debug/20161
6137 * passes.c (rest_of_decl_compilation): If decl is a type and
6138 we have encountered errors, don't emit debug information.
6140 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
6142 * params.def: Fixed comment.
6144 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
6146 PR target/19885
6147 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
6148 (TARGET_ASM_UNALIGNED_HI_OP): Add.
6149 (TARGET_ASM_UNALIGNED_SI_OP): Add.
6151 2005-07-27 Steven Bosscher <stevenb@suse.de>
6153 PR c++/22003
6154 * varasm.c (assemble_start_function): Don't do anything that may
6155 require a CFG if the current function is a thunk.
6157 2005-07-25 Geoffrey Keating <geoffk@apple.com>
6159 * doc/install.texi (Prerequisites): Mention that perl is needed
6160 to do export control in libstdc++ targetting Darwin.
6162 2005-07-27 Steven Bosscher <stevenb@suse.de>
6164 PR rtl-optimization/17808
6165 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
6166 (sched_insns_conditions_mutex_p): Split out from...
6167 (add_dependence): ...here. But don't call it from here.
6168 (add_dependence_list): Check sched_insns_conditions_mutex_p
6169 before calling add_dependence.
6170 (add_dependence_list_and_free): Likewise.
6171 (fixup_sched_groups): Likewise.
6172 (sched_analyze_1): Likewise.
6173 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
6174 (sched_analyze): Likewise.
6175 (sched_analyze_insn): Likewise.
6176 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
6177 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
6178 dependencies on all COND_EXEC insns to jumps ending basic blocks
6179 when doing intrablock scheduling.
6180 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
6182 2005-07-27 Jeff Law <law@redhat.com>
6184 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
6185 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
6186 equivalency sets, correctly handle the case were vr0 has an
6187 equivalency set, but vr1 does not.
6189 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
6191 PR tree-optimization/23073
6192 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
6193 vect_print_dump_info before fprintf.
6195 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6197 PR tree-optimize/22348
6198 * tree-ssa-loop-niter.c (number_of_iterations_cond):
6199 Fold the partial computation.
6201 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6203 PR tree-optimization/22325
6204 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
6205 Declare.
6206 * tree-scalar-evolution.c (scev_const_prop): Add generic final
6207 value replacement.
6208 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
6209 (force_var_cost): ... this function.
6210 (compute_phi_arg_on_exit): Export.
6212 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6214 PR tree-optimization/20773
6215 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
6216 edge.
6218 2005-07-27 Richard Guenther <rguenther@suse.de>
6220 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
6221 Avoid pushing again if current struct contains only
6222 fields we decomposed.
6224 2005-07-27 Jan Hubicka <jh@suse.cz>
6226 PR tree-optimization/22574
6227 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
6228 not available.
6230 * tree-tailcall.c (decrease_profile): New function.
6231 (eliminate_tail_call): Use it.
6233 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
6234 visibility flags correctly in whole program mode.
6236 2005-07-26 Steve Ellcey <sje@cup.hp.com>
6238 PR rtl-optimization/22472
6239 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
6241 2005-07-26 Steven Bosscher <stevenb@suse.de>
6243 PR tree-optimization/22504
6244 * tree-complex.c (expand_complex_addition): Use 'code' instead
6245 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
6247 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
6249 * config.gcc (cpu_type): Add frv case.
6250 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
6251 (supported_defaults): Add fr550 case.
6253 2005-07-26 Diego Novillo <dnovillo@redhat.com>
6255 PR 22591
6256 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
6257 whether a pointer of type T * may point to objects of type T *.
6259 2005-07-26 DJ Delorie <dj@redhat.com>
6261 * configure: Regenerate.
6263 2005-07-26 Dale Johannesen <dalej@apple.com>
6265 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
6267 2005-07-26 Mark Mitchell <mark@codesourcery.com>
6269 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
6270 Clarify use of "build" in name.
6272 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
6274 * doc/extend.texi (Raw read/write Functions): New section.
6275 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
6276 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
6277 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
6278 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
6279 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
6280 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
6281 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
6282 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
6283 * config/frv/frv.c: Add bdesc_loads global.
6284 Add bdesc_stores global.
6285 (frv_init_builtins): Add support for __builtin_{read/write}*.
6286 (frv_volatile_memref): New.
6287 (frv_expand_load_builtin): New.
6288 (frv_expand_store_builtin): New.
6289 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
6290 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
6291 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
6292 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
6293 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
6294 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
6295 (builtin_read_<mode>): New.
6296 (builtin_write_<mode>): New.
6297 (builtin_write64): New.
6298 (optional_membar_<mode>): New.
6300 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
6302 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
6303 (rather than units) against HOST_BITS_PER_WIDE_INT.
6305 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
6307 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
6308 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
6309 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
6310 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
6311 FSF address.
6313 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
6314 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
6315 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
6316 comment typos.
6317 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
6319 2005-07-26 Richard Guenther <rguenther@suse.de>
6321 PR tree-optimization/22486
6322 * fold-const.c (fold_unary): Fold away useless component
6323 references of the form (T *)&T.x, if the address
6324 doesn't change.
6326 2005-07-25 James E Wilson <wilson@specifixinc.com>
6328 * dwarf2out.c (add_call_src_coords_attributes): New.
6329 (gen_inlined_subroutine_die): Call it.
6330 (maybe_emit_file, init_file_table): Add comments.
6331 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
6332 maybe_emit_file.
6333 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
6334 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
6335 * tree.h (BLOCK_SOURCE_LOCATION): New.
6336 (struct tree_block): New field locus.
6338 2005-07-26 Andreas Schwab <schwab@suse.de>
6340 PR rtl-optimization/23043
6341 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
6342 when allocating a struct unoccr.
6344 2005-07-25 Richard Henderson <rth@redhat.com>
6346 PR 22626
6347 * tree-complex.c (gate_no_optimization): True if errors.
6348 * Makefile.in (tree-complex.o): Update dependencies.
6350 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
6352 * config/frv/predicates.md (integer_register_operand): Use
6353 GPR_AP_OR_PSEUDO_P.
6355 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
6357 PR tree-opt/22484
6358 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
6359 after fold.
6360 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
6362 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
6364 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
6365 types when flag_unsafe_math_optimizations is true.
6367 2005-07-25 Mark Mitchell <mark@codesourcery.com>
6369 * gcc.c (option_map): Add --sysroot.
6370 (process_command): Handle --sysroot.
6371 (display_help): Document it.
6372 * doc/cppopts.tex (-isysroot): Document.
6373 * doc/invoke.texi (--sysroot): Document.
6374 * doc/install.texi (--with-build-sysroot): Document.
6376 * Makefile.in (inhibit_libc): New variable.
6377 (INHIBIT_LIBC_CFLAGS): Likewise.
6378 (LIBGCC2_CFLAGS): Include
6379 $(INHIBIT_LIBC_CFLAGS).
6380 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
6381 ($(T)crtbegin.o): Do not use @inhibit_libc@.
6382 ($(T)crtend.o): Likewise.
6383 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
6384 ($(T)crtendS.o): Likewise.
6385 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
6386 ($(T)crtendT.o): Likewise.
6387 (stmp-fixinc): Do not complain about missing headers if
6388 inhibit_libc.
6389 * configure.ac (inhibit_libc): Set it to true/false.
6390 (--with-build-sysroot): New option. Use it to set
6391 SYSTEM_HEADER_DIR.
6392 * configure: Regenerated.
6394 2005-07-25 Manfred Hollstein <mh@suse.com>
6396 * calls.c (store_one_arg): Fix unsigned comparison warning.
6398 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
6400 PR other/22337
6401 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
6402 (ggc_print_statistics): Initialize variable before use.
6404 2005-07-25 Richard Guenther <rguenther@suse.de>
6406 * tree-dfa.c (mark_new_vars_to_rename): Protect against
6407 calling with a PHI_NODE argument.
6409 * tree-flow-inline.h (overlap_subvar): Protect against
6410 possible overflow.
6412 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
6414 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
6415 * configure: Regenerate.
6417 2005-07-25 Ira Rosen <irar@il.ibm.com>
6419 * expr.c (highest_pow2_factor): Make extern.
6420 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
6421 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
6422 record_array_differ_p, array_ptr_differ_p): Likewise.
6423 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
6424 additional cases. Call the above functions.
6425 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
6426 base_object_differ_p when there are two base objects. Otherwise, compare
6427 base address and offset. Call may_alias_p.
6428 (dump_data_reference): Use a correct field name.
6429 (analyze_array): Make static. Initialize new data-ref fields.
6430 (analyze_indirect_ref): New function.
6431 (init_data_ref): Initialize new data-ref fields.
6432 (strip_conversion): Moved from tree-vect-analyze.c.
6433 (analyze_offset_expr, get_ptr_offset, address_analysis,
6434 object_analysis): Likewise.
6435 (analyze_offset): New function.
6436 (create_data_ref): Likewise.
6437 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
6438 dimensions for ARRAY_REFs only.
6439 (build_classic_dist_vector): Make static.
6440 (access_functions_are_affine_or_constant_p): Call macro to get the
6441 address of access functions.
6442 (compute_all_dependences): Add new parameter
6443 compute_self_and_read_read_dependences. Compute self and read-read
6444 dependences if it is true.
6445 (find_data_references_in_loop): Call create_data_ref. Initialize new
6446 data-ref fields.
6447 (compute_data_dependences_for_loop): Add new parameter
6448 compute_self_and_read_read_dependences. Remove parameter nb_loops,
6449 compute nb_loops. Call compute_all_dependences,
6450 build_classic_dist_vector and build_classic_dir_vector with correct
6451 parameters.
6452 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
6453 with correct parameters. Compare dimensions for ARRAY_REFs only.
6454 (free_data_refs): Call macro to free access functions.
6455 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
6456 fields from stmt_vinfo.
6457 (struct base_object_info): New structure.
6458 (struct data_reference): Move fields to base_object_info. Add fields
6459 first_location and object_info for above structures. Move fields from
6460 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
6461 aligned_to. Add macros to access the new fields.
6462 Update functions declarations.
6463 * tree-flow.h (is_aliased_with): Declare.
6464 * tree-loop-linear.c (linear_transform_loops): Call
6465 compute_data_dependences_for_loop with correct parameters.
6466 * tree-ssa-alias.c (is_aliased_with): New function.
6467 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
6468 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
6469 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
6470 vect_base_addr_differ_p, compute_subscript_distance and
6471 build_classic_dist_vector. Add printings. Check absolute value of
6472 distance.
6473 (vect_analyze_data_ref_dependences): Go through ddrs instead of
6474 data-refs.
6475 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
6476 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
6477 to bytes. Add printing.
6478 (vect_compute_data_refs_alignment): Go through loads and stores in one
6479 loop.
6480 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
6481 vect_analyze_data_ref_access): Likewise.
6482 (vect_analyze_pointer_ref_access): Remove.
6483 (vect_address_analysis, vect_object_analysis): Likewise.
6484 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
6485 and analyze data-refs in the loop.
6486 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
6487 fields of data-ref instead of stmt. Add init to the offset from the
6488 base.
6489 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
6490 (vect_update_init_of_dr): Likewise.
6491 (vect_update_inits_of_drs): Go through loads and stores in one loop.
6492 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
6493 removed fields.
6494 (new_loop_vec_info): Initialize new fields.
6495 (destroy_loop_vec_info): Free new fields.
6496 (vect_strip_conversion): Remove.
6497 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
6498 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
6499 datarefs. Add new field ddrs.
6500 Add macros for the new fields access.
6501 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
6502 base_aligned_p, misalignment, memtag, ptr_info and subvars.
6503 Remove their macros.
6504 * tree.h (highest_pow2_factor): Declare.
6506 2005-07-25 Jakub Jelinek <jakub@redhat.com>
6508 * calls.c (store_one_arg): Check for sibling call MEM arguments
6509 from already clobbered incoming argument area.
6511 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6513 * c-common.c (check_missing_format_attribute): New.
6514 * c-common.h (check_missing_format_attribute): Likewise.
6515 * c-typeck.c (convert_for_assignment): Use it.
6517 2005-07-24 Andreas Schwab <schwab@suse.de>
6519 * config/m68k/m68k.md ("extendqidi2"): When source is an address
6520 register use a word move. Correct operand of ext.w in 68000 code.
6522 2005-07-23 Mark Mitchell <mark@codesourcery.com>
6524 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
6525 variables as declarations, rather than definitions.
6527 2005-07-24 Ira Rosen <irar@il.ibm.com>
6529 PR tree-optimization/22526
6530 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
6531 of the zero node.
6533 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6535 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
6536 that C99 reserve for future use. Use it to define clog10,
6537 clog10f and clog10l.
6539 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6541 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
6542 * configure.ac: Check for -Wmissing-format-attribute.
6544 * configure: Regenerate.
6546 2005-07-23 Richard Henderson <rth@redhat.com>
6548 PR tree-optimization/22623
6549 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
6551 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
6553 PR target/22577
6554 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
6556 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6558 * Makefile.in (C_TREE_H): Update dependencies.
6559 * c-tree.h: Include toplev.h.
6560 * diagnostic.h (diagnostic_set_info): Add format attribute.
6561 * rtl-error.c (diagnostic_for_asm): Likewise.
6563 2005-07-23 Chao-ying Fu <fu@mips.com>
6565 * config/mips/mips-dsp.md: New file.
6566 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
6567 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
6568 functions.
6569 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
6570 MIPS_BUILTIN_BPOSGE32.
6571 (mips_expand_builtin_direct): Add one parameter to indicate that
6572 builtin functions need to return a value.
6573 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
6574 functions.
6575 (mips_regno_to_class): Add classes for 12 new DSP registers.
6576 (mips_subword): Change to check four HI registers.
6577 (mips_output_move): Output move to and from 6 new DSP accumulators.
6578 (override_options): Make sure -mdsp and -mips16 are not used together.
6579 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
6580 for machine modes.
6581 (mips_conditional_register_usage): Disable 6 new DSP accumulators
6582 when !TARGET_DSP.
6583 (print_operand): Add 'q' for printing DSP accumulators.
6584 (mips_cannot_change_mode_class): Check ACC_REGS.
6585 (mips_secondary_reload_class): Check ACC_REGS.
6586 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
6587 (mips_register_move_cost): Check ACC_REGS.
6588 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
6589 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
6590 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
6591 (dsp_bdesc): New array.
6592 (bdesc_arrays): Add DSP builtin function table.
6593 (mips_prepare_builtin_arg): Check predicate again after
6594 copy_to_mode_reg.
6595 (mips_expand_builtin): Add one more parameter to
6596 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
6597 MIPS_BUILTIN_BPOSGE32.
6598 (mips_init_builtins): Initialize new function types.
6599 (mips_expand_builtin_direct): Check if builtin functions need to
6600 return a value and pass operands properly.
6601 (mips_expand_builtin_bposge): New function.
6602 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
6603 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
6604 (FIRST_PSEUDO_REGISTER): Increase to 188.
6605 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
6606 Update for 12 new DSP registers.
6607 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
6608 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
6609 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
6610 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
6611 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
6612 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
6613 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
6614 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
6615 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
6616 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
6617 (REGISTER_NAMES): Add names for 12 new DSP registers.
6618 * config/mips/mips.md: Include mips-dsp.md.
6619 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
6620 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
6621 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
6622 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
6623 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
6624 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
6625 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
6626 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
6627 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
6628 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
6629 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
6630 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
6631 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
6632 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
6633 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
6634 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
6635 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
6636 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
6637 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
6638 (UNSPEC_RDDSP): New constants.
6639 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
6640 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
6641 A<-d alternative.
6642 * config/mips/mips.opt (-mdsp): New option.
6643 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
6644 (reg_imm10_operand): New predicates.
6645 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
6646 * doc/invoke.texi (-mdsp): Document new option.
6648 2005-07-22 DJ Delorie <dj@redhat.com>
6650 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
6651 to warning calls.
6652 * tree-inline.c (inlinable_function_p): Likewise.
6654 2005-07-22 Mark Mitchell <mark@codesourcery.com>
6656 PR debug/21828
6657 * toplev.c (check_global_declarations): Do not mark undefined
6658 variables as DECL_IGNORED_P.
6659 * varasm.c (first_global_object_name): GTY it.
6660 (weak_global_object_name): Likewise.
6661 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
6662 a string to go into {weak,first}_global_object_name.
6664 2005-07-22 DJ Delorie <dj@redhat.com>
6666 * c-format.c (check_function_format): Change warning control
6667 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
6669 2005-07-22 Diego Novillo <dnovillo@redhat.com>
6671 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
6672 &PTR->FLD a dereference of PTR.
6673 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
6674 a potential dereference of PTR.
6676 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
6678 PR rtl-optimization/20370
6679 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
6680 call allocate_reg_info if necessary.
6682 PR rtl-optimization/21848
6683 * calls.c (emit_library_call_value_1): For const functions, add
6684 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
6686 PR rtl-optimization/22445
6687 * cselib.c (target.h): Include.
6688 (rtx_equal_for_cselib_p): Allow commutative matches.
6689 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
6690 Remove MODE parameter. Changed all callers.
6692 PR rtl-optimization/22258
6693 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
6694 New functions.
6695 (try_combine): Use likely_spilled_retval_p.
6697 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
6699 * config.gcc: Add crx-elf support.
6701 * doc/contrib.texi: Mention crx.
6702 * doc/extend.texi: Document crx extensions.
6703 * doc/install.texi: Document crx install.
6704 * doc/invoke.texi: Document crx options.
6705 * doc/md.texi: Document crx constraints.
6707 * config/crx/crx-protos.h: New file.
6708 * config/crx/crx.c: New file.
6709 * config/crx/crx.h: New file.
6710 * config/crx/crx.md: New file.
6711 * config/crx/crx.opt: New file.
6712 * config/crx/t-crx: New file.
6714 2005-07-22 Manfred Hollstein <mh@suse.com>
6716 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
6717 warnings.
6718 (int_add_graph_edge): Likewise.
6719 (collapse_nodes): Likewise.
6720 (process_unification_queue): Likewise.
6722 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6723 Laurent GUERBY <laurent@guerby.net>
6725 PR tree-optimization/22336
6726 * function.c (record_block_change): Check for
6727 cfun->ib_boundaries_block.
6729 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
6731 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
6732 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
6734 2005-07-21 DJ Delorie <dj@redhat.com>
6736 * toplev.c (warn_deprecated_use): Add warning control to warning
6737 call.
6738 * c-typeck.c (parser_build_binary_op): Likewise.
6739 (c_finish_if_stmt): Likewise.
6740 * c-common.c (check_function_sentinel): Likewise.
6741 (check_nonnull_arg): Likewise.
6743 2005-07-21 Richard Henderson <rth@redhat.com>
6745 PR tree-opt/22504
6746 * tree-complex.c (complex_ssa_name_components): New.
6747 (cvc_lookup): Allow entry not found.
6748 (create_components): Remove.
6749 (create_one_component_var, get_component_var): New.
6750 (get_component_ssa_name, set_component_ssa_name): New.
6751 (extract_component): Use get_component_ssa_name.
6752 (update_complex_components): Use set_component_ssa_name.
6753 (update_complex_components_on_edge): Likewise.
6754 (update_phi_components): Create new PHI nodes directly, instead
6755 of adding insns to edges.
6756 (tree_lower_complex): Allocate and free complex_variable_components
6757 and complex_ssa_name_components here.
6759 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
6761 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
6762 revert to returning false.
6764 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6766 PR target/21149
6767 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
6769 2005-07-21 Uros Bizjak <uros@kss-loka.si>
6771 PR target/22576
6772 * config/i386/i386.md (cmpxf): Change operand constraints
6773 to "nonmemory_operand".
6775 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6777 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
6779 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6781 PR middle-end/21180
6782 * fold-const.c (fold_build1): Add checksum for the operands.
6783 (fold_build2): Likewise.
6784 (fold_build3): Likewise.
6786 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
6788 PR middle-end/19055
6789 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
6791 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6793 * common.opt (-fforward-propagate): Committed by mistake,
6794 removed.
6796 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6798 * reg-stack.c: Fix comment typo(s).
6799 * tree-ssa-operands.c: Likewise.
6800 * tree-vectorizer: Likewise.
6802 2005-07-21 Nick Clifton <nickc@redhat.com>
6804 * config/sh/symbian.c: Replace C++ style line comments with C
6805 style line comments.
6806 (symbian_add_attribute): Do not use a ? operator on the LHS of
6807 an assignment.
6808 (sh_symbian_handle_dll_attribute): Change the type of the
6809 method vector to "VEC(tree,gc)*" and use vector accessor
6810 macros to walk over the elements.
6811 (symbian_export_vtable_and_rtti_p): Likewise.
6812 (symbian_class_needs_attribute_p): Likewise.
6814 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6816 PR target/22085
6817 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
6818 initialize targetm.resolve_overloaded_builtin here.
6819 (altivec_expand_overloaded_builtin): Make it non-static.
6820 * config/rs6000/rs6000-protos.h
6821 (altivec_expand_overloaded_builtin): New prototype.
6822 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
6823 targetm.resolve_overloaded_builtin here.
6824 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
6826 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
6827 Zdenek Dvorak <dvorakz@suse.cz>
6829 PR tree-optimization/19210
6830 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
6831 New.
6832 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
6833 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
6834 rely on unproven assumptions.
6835 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
6836 * tree-flow.h (number_of_iterations_exit): Add final parameter.
6837 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
6838 to number_of_iterations_exit.
6839 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
6840 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
6841 * tree-ssa-loop-niter.c (find_loop_niter,
6842 estimate_numbers_of_iterations_loop): Likewise.
6843 (number_of_iterations_exit): Honor the new options.
6844 * doc/invoke.texi (Wunsafe-loop-optimizations,
6845 funsafe-loop-optimizations): Document them.
6847 2005-07-21 Richard Sandiford <richard@codesourcery.com>
6849 PR rtl-optimization/22167
6850 * gcse.c (hoist_code): Fix hoist_exprs[] check.
6852 2005-07-20 Adam Nemet <anemet@lnxw.com>
6854 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
6855 __do_global_dtors_aux longcall.
6857 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
6859 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
6860 (old_special_pred_table): Don't reference
6861 SPECIAL_MODE_PREDICATES.
6862 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
6863 * config/arc/arc.h: Don't mention PREDICATE_CODES.
6864 * config/sh/predicates.h: Don't mention
6865 SPECIAL_MODE_PREDICATES.
6866 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
6867 Remove.
6869 2005-07-20 DJ Delorie <dj@redhat.com>
6871 * config.gcc: Add m32c-elf support.
6873 * doc/contrib.texi: Mention m32c.
6874 * doc/extend.texi: Document m32c extensions.
6875 * doc/install.texi: Mention m32c.
6876 * doc/invoke.texi: Document m32c options.
6877 * doc/md.texi: Document m32c constraints.
6879 * config/m32c/addsub.md: New file.
6880 * config/m32c/bitops.md: New file.
6881 * config/m32c/cond.md: New file.
6882 * config/m32c/jump.md: New file.
6883 * config/m32c/m32c-lib1.S: New file.
6884 * config/m32c/m32c-lib2.c: New file.
6885 * config/m32c/m32c-modes.def: New file.
6886 * config/m32c/m32c-pragma.c: New file.
6887 * config/m32c/m32c-protos.h: New file.
6888 * config/m32c/m32c.abi: New file.
6889 * config/m32c/m32c.c: New file.
6890 * config/m32c/m32c.h: New file.
6891 * config/m32c/m32c.md: New file.
6892 * config/m32c/m32c.opt: New file.
6893 * config/m32c/minmax.md: New file.
6894 * config/m32c/mov.md: New file.
6895 * config/m32c/muldiv.md: New file.
6896 * config/m32c/predicates.md: New file.
6897 * config/m32c/prologue.md: New file.
6898 * config/m32c/shift.md: New file.
6899 * config/m32c/t-m32c: New file.
6901 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6903 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
6904 (stack_protect_set, stack_protect_test): New expanders.
6905 (stack_protect_set_si, stack_protect_set_si_media,
6906 stack_protect_set_di_media, stack_protect_test_si,
6907 stack_protect_test_si_media, stack_protect_test_di_media):
6908 New insns.
6910 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
6912 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
6914 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
6916 * tree.h (tree_expr_nonzero_p): Export.
6917 * fold-const.c (tree_expr_nonzero_p): Likewise.
6918 Return true for CALL_EXPRs that are alloca calls.
6919 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
6920 against zero.
6921 * tree-flow.h (expr_computes_nonzero): Remove.
6922 * tree-vrp.c (expr_computes_nonzero): Remove.
6923 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
6924 (extract_range_from_unary_expr): Likewise.
6925 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
6926 tree_expr_nonzero_p.
6928 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
6930 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
6931 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
6932 extra arg "picreg" and use it instead of pic_offset_table_rtx.
6933 All callers changed.
6934 (frame_related_constant_load): New arg "related" which controls
6935 setting of RTX_FRAME_RELATED_P. All callers changed.
6936 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
6937 (bfin_expand_prologue): Add stack limit checking.
6938 * config/bfin/bfin.md (trapifcc): New pattern.
6940 * config/bfin/bfin.c: Include "langhooks.h".
6941 (def_builtin): Go through lang_hooks to call builtin_function.
6943 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
6944 * config/bfin/predicates.md (symbol_ref_operand): New.
6945 (call_insn_operand): Delete. All callers changed to use
6946 register_no_elim_operand.
6947 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
6948 call_cookie field.
6949 (function_arg): Use it to generate the call's operand 2.
6950 (bfin_longcall_p): New function.
6951 (bfin_expand_call): Extra arg "cookie". All callers and declaration
6952 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
6953 determine if the address needs to be in a REG.
6954 (bfin_handle_longcall_attribute): New function.
6955 (bfin_attribute_table): Add "longcall" and "shortcall".
6956 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
6957 (CUMULATIVE_ARGS): New member call_cookie.
6958 (PREDICATE_CODES): Add symbol_ref_operand.
6959 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
6960 extra USE to the pattern.
6961 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
6962 New patterns, split off call_insn, sibcall_insn, call_value_insn and
6963 sibcall_value_insn; now the new patterns handle direct calls and the
6964 old ones indirect calls.
6965 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
6967 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
6969 * doc/trouble.texi: Update section on handling of empty loops.
6971 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
6973 * config.gcc: Remove support for sparc-*-openbsd*,
6974 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
6975 ns32k-*-netbsd*.
6976 * config.host: Remove support for i860-*-sysv4* as a host.
6977 * config/i860/*, config/ip2k/*, config/ns32k/*,
6978 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
6979 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
6980 mention obsolete ports.
6982 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
6984 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
6985 soft frame pointer.
6986 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
6987 of frame_pointer_rtx.
6988 (sh_expand_epilogue): Likewise.
6989 (sh_set_return_address): Likewise.
6990 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
6991 instead of FRAME_POINTER_REGNUM if needed. Add elimination
6992 offsets from FRAME_POINTER_REGNUM.
6993 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
6994 (sh_register_names): Add initializer for sfp.
6995 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
6996 (VALID_REGISTER_P): Likewise.
6997 (FIRST_PSEUDO_REGISTER): Update.
6998 (DWARF_FRAME_REGISTERS): Define.
6999 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
7000 (HARD_FRAME_POINTER_REGNUM): Define.
7001 (FRAME_POINTER_REGNUM): Redefine.
7002 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
7003 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
7004 from FRAME_POINTER_REGNUM.
7005 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
7006 FRAME_POINTER_REGNUM.
7007 (REG_CLASS_CONTENTS): Add sfp.
7008 (REG_ALLOC_ORDER): Likewise.
7009 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
7010 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
7011 of frame_pointer_rtx.
7012 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7014 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
7016 * fold-const.c (tree_expr_nonnegative_p): Only return true for
7017 ABS_EXPR when flag_wrapv is false because of INT_MIN.
7018 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
7019 of an ABS_EXPR.
7020 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
7021 ABS_EXPR<x>.
7023 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
7025 Make CONSTRUCTOR use VEC to store initializers.
7026 * c-common.c (complete_array_type): Update to cope with VEC in
7027 CONSTRUCTOR_ELTS.
7028 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
7029 (pp_c_constructor_elts): New function.
7030 * c-pretty-print.h (pp_c_constructor_elts): Declare.
7031 * c-typeck.c (build_function_call, build_c_cast, digest_init,
7032 struct constructor_stack, struct initializer_stack,
7033 constructor_elements, push_init_level, pop_init_level,
7034 add_pending_init, find_init_member, output_init_element): Update to
7035 cope with VEC in CONSTRUCTOR_ELTS.
7036 * coverage.c (build_fn_info_value, build_ctr_info_value,
7037 build_gcov_info): Likewise.
7038 * expr.c (categorize_ctor_elements_1, store_constructor,
7039 expand_expr_real_1): Likewise.
7040 * fold-const.c (fold_ternary): Likewise.
7041 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
7042 gimplify_init_constructor, gimplify_expr): Likewise.
7043 * tree-dump.c (dequeue_and_dump): Likewise.
7044 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
7045 node.
7046 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
7047 CONSTRUCTOR_ELTS.
7048 * tree-sra.c (generate_element_init_1): Likewise.
7049 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
7050 * tree-ssa-operands.c (get_expr_operands): Likewise.
7051 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
7052 * tree-vect-transform.c (vect_get_vec_def_for_operand):
7053 (get_initial_def_for_reduction): Likewise.
7054 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
7055 value handle in annotations.
7056 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
7057 tree_node_structure): Add support for constr_kind.
7058 (build_vector_from_ctor, build_constructor_single,
7059 build_constructor_from_list): New functions.
7060 (build_constructor): Update to take a VEC instead of a TREE_LIST.
7061 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
7062 Update to cope with VEC in CONSTRUCTOR_ELTS.
7063 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
7064 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
7065 CONSTRUCTOR_APPEND_ELT): New macros.
7066 (struct constructor_elt, struct tree_constructor): New data types.
7067 (union tree_node): Add tree_constructor field.
7068 * treestruct.def: Define TS_CONSTRUCTOR.
7069 * varasm.c (const_hash_1, compare_constant, copy_constant,
7070 compute_reloc_for_constant, output_addressed_constants,
7071 initializer_constant_valid_p, output_constant,
7072 array_size_for_constructor, output_constructor): Update to cope with
7073 VEC in CONSTRUCTOR_ELTS.
7074 * vec.h (VEC_empty, VEC_copy): New macros.
7076 2005-07-19 Devang Patel <dpatel@apple.com>
7078 * dbxout.c (dbxout_type): Check Objective-C++ lang.
7080 2005-07-19 Richard Henderson <rth@redhat.com>
7082 PR tree-opt/22278
7083 * gimplify.c (gimplify_expr): Use main variant type for the temp
7084 destination for a discarded volatile read.
7085 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
7086 casts between non-void types that change volatility.
7088 2005-07-15 DJ Delorie <dj@redhat.com>
7090 * toplev.h: Add comment about the first parameter for warning().
7091 * errors.h: Likewise.
7093 * c.opt (Wpragmas): New.
7094 * doc/invoke.texi: Document it.
7096 * function.c (do_warn_unused_parameter): Add warning control to
7097 warning call.
7098 * c-decl.c (warn_if_shadowing): Likewise.
7099 * c-lex.c (cb_def_pragma): Likewise.
7100 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
7101 (pop_alignment): Likewise.
7102 (handle_pragma_pack): Likewise.
7103 (apply_pragma_weak): Likewise.
7104 (handle_pragma_weak): Likewise.
7105 (handle_pragma_redefine_extname): Likewise.
7106 (add_to_renaming_pragma_list): Likewise.
7107 (handle_pragma_extern_prefix): Likewise.
7108 (maybe_apply_renaming_pragma): Likewise.
7109 (handle_pragma_visibility): Likewise.
7111 * config/c4x/c4x-c.c (BAD): Likewise.
7112 (c4x_parse_pragma): Likewise.
7113 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
7114 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
7115 (rs6000_pragma_longcall): Likewise.
7116 * config/v850/v850-c.c (pop_data_area): Likewise.
7117 (ghs_pragma_section): Likewise.
7118 (ghs_pragma_section): Likewise.
7119 (ghs_pragma_interrupt): Likewise.
7120 (ghs_pragma_starttda): Likewise.
7121 (ghs_pragma_startsda): Likewise.
7122 (ghs_pragma_startzda): Likewise.
7123 (ghs_pragma_endtda): Likewise.
7124 (ghs_pragma_endsda): Likewise.
7125 (ghs_pragma_endzda): Likewise.
7127 2005-07-19 Danny Berlin <dberlin@dberlin.org>
7128 Kenneth Zadeck <zadeck@naturalbridge.com>
7130 * Makefile.in: Removed tree-promote-statics.c
7131 * tree-promote-statics.c: Removed.
7132 * common.opt: Removed flag-promote-statics.
7133 * opts.c: Ditto.
7134 * passes.c: Removed tree-promote-statics pass.
7135 * tree-pass.h: Ditto.
7136 * timevar.def: Removed TV_PROMOTE_STATICS.
7139 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
7141 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
7142 and *-*-freebsd9.
7143 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
7145 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7147 PR c/22476
7148 * c-common.c (check_function_arguments): Call
7149 'check_function_format' if either -Wformat or
7150 -Wmissing-format-attribute are specified.
7151 * c-format.c (check_function_format): Check -Wformat before
7152 calling 'check_format_info'.
7153 * c-opts.c (c_common_post_options): Don't warn for
7154 -Wmissing-format-attribute without -Wformat.
7155 * c-typeck.c (convert_for_assignment): Detect additional cases for
7156 -Wmissing-format-attribute.
7157 * doc/invoke.texi (-Wmissing-format-attribute): Document new
7158 behavior.
7160 2005-07-19 Richard Guenther <rguenther@suse.de>
7162 * config/i386/i386.md (lrint<mode>2): Use temporary
7163 instead of clobbering non-existent memory.
7165 2005-07-19 Nick Clifton <nickc@redhat.com>
7167 * config/avr/avr.c (legitimate_address_p): Fix debugging print
7168 statement to avoid displaying ASCII control characters.
7170 2005-07-19 Ben Elliston <bje@au.ibm.com>
7172 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
7173 * cfganal.c (find_edge_index): Ditto.
7174 * combine.c (combine_instructions): Ditto.
7175 * ddg.c (create_scc): Ditto.
7176 (find_successors): Ditto.
7177 (find_predecessors): Ditto.
7178 (find_nodes_on_paths): Ditto.
7179 (longest_simple_path): Ditto.
7180 * flow.c (update_life_info): Ditto.
7181 (count_or_remove_death_notes): Ditto.
7182 (clear_log_links): Ditto.
7183 * modulo-sched.c (generate_reg_moves): Ditto.
7184 (find_max_asap): Ditto.
7185 (find_max_hv_min_mob): Ditto.
7186 (find_max_dv_min_mob): Ditto.
7187 * sbitmap.c (sbitmap_first_set_bit): Ditto.
7188 * sched-rgn.c (extract_edgelst): Ditto.
7189 * tree-into-ssa.c (prepare_names_to_update): Ditto.
7190 (dump_update_ssa): Ditto.
7191 (ssa_names_to_replace) Ditto.
7192 (switch_virtuals_to_full_rewrite): Ditto.
7193 (update_ssa): Ditto.
7194 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
7196 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
7198 Fix PR tree-optimization/22483
7200 * tree-complex.c (create_components): Use
7201 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
7202 * tree-flow-inline.h (fill_referenced_var_vec): New function.
7203 * tree-flow.h (safe_referenced_var_iterator): New structure.
7204 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
7205 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
7206 safe_referenced_var iterator.
7207 (add_type_alias): Ditto.
7209 2005-07-19 Steven Bosscher <stevenb@suse.de>
7211 * loop-init.c (rest_of_handle_loop2): Remove.
7212 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
7213 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
7214 (pass_rtl_loop_init, pass_rtl_loop_done,
7215 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
7216 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
7217 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
7218 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
7219 pass_tree_loop_done, and pass_tree_unswitch.
7220 (gate_loop): Rename to gate_tree_loop.
7221 * passes.c (init_optimization_passes): Update for renamed tree
7222 loop passes. Add the new loop2 passes as subpasses of loop2.
7223 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
7224 Update for the renamed tree loop passes.
7226 2005-07-18 Ian Lance Taylor <ian@airs.com>
7228 PR middle-end/22057
7229 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
7230 blocks when optimizing.
7232 2005-07-18 Steve Ellcey <sje@cup.hp.com>
7234 * common.opt (frename-registers): Initialize to 2.
7235 (fweb): Ditto.
7236 (fgcse-after-reload): Ditto.
7237 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
7238 (process_options): Only change flag_web, flag_rename_registers,
7239 and flag_rerun_cse_after_loop if not explicitly set by user.
7241 2005-07-18 Jan Beulich <jbeulich@novell.com>
7243 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
7244 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
7245 in 64-bit mode the same as DImode in 32-bit mode.
7246 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
7247 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
7248 mode. Add new mode parameter.
7249 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
7250 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
7251 x86_64_shift_adj): New expanders.
7252 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
7253 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
7254 insns.
7255 Respective new splitters. Use renamed shift splitter helpers in 32-bit
7256 DImode shift splitters.
7257 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
7258 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
7259 mode parameter.
7261 2005-07-18 Jan Beulich <jbeulich@novell.com>
7263 * i386.md (movdi_extzv_1): New.
7264 (zero_extendhidi2): Combine alternatives and never force use of
7265 REX64 prefix.
7266 (zero_extendqidi2): Likewise. Don't restrict input selection.
7268 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
7270 Fix PR tree-optimization/22531
7271 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
7272 moment.
7274 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
7276 * tree-promote-statics.c (pass_promote_statics): Change dump file
7277 name.
7279 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
7281 * tree-optimize.c (init_tree_optimization_passes): Add
7282 pass_eliminate_useless_stores pass.
7283 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
7284 * tree-ssa-pre.c (is_copy_stmt): New function.
7285 (follow_copies_till_vuse): Ditto.
7286 (do_eustores): Ditto.
7287 (gate_eustores): Ditto.
7289 2005-07-16 Richard Henderson <rth@redhat.com>
7291 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
7293 2005-07-16 Danny Berlin <dberlin@dberlin.org>
7294 Kenneth Zadeck <zadeck@naturalbridge.com>
7296 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
7297 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
7298 ipa-type-escape.h, tree-promote-statics.c
7299 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
7300 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
7301 tree-promote-statics.c: new files.
7302 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
7303 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
7304 int nonlocal_set_p, mark_constant_function): Deleted.
7305 (rest_of_handle_cfg): Removed call to mark_constant_function.
7306 (nonoverlapping_component_refs_p): Added calls to support
7307 type based aliasing.
7308 * tree-ssa-alias.c (may_alias_p,
7309 compute_flow_insensitive_aliasing): Ditto.
7310 * calls.c (flags_from_decl_or_type): Removed reference to
7311 cgraph_rtl_info.
7312 * c-typeck.c (convert_arguments): Make builtins tolerant of having
7313 too many arguments. This is necessary for Spec 2000.
7314 * cgraph.h (const_function, pure_function): Removed.
7315 * common.opt: Added "fipa-pure-const", "fipa-reference",
7316 "fipa-type-escape", and "ftree-promote-static".
7317 * opts.c: Ditto.
7318 * passes.c: Added ipa and tree-promote-statics passes.
7319 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
7320 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
7321 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
7322 * tree-flow.h: Added exposed sra calls and addition of
7323 reference_vars_info field for FUNCTION_DECLS.
7324 * tree-pass.h: Added passes.
7325 * tree-sra.c: (sra_init_cache): New function.
7326 (sra_insert_before, sra_insert_after) Made public.
7327 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
7328 and made public.
7329 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
7330 aliasing. (may_alias_p): Added code to use type escape analysis to
7331 improve alias sets.
7332 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
7333 code to prune clobbers of static variables based on information
7334 produced in ipa-reference pass. Changed call clobbering so that
7335 statics are not marked as clobbered if the call does not clobber
7336 them.
7338 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
7340 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
7341 too.
7343 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
7345 * doc/install.texi (*-*-solaris2*): Document recommended version
7346 of GNU binutils and mention GNU linker problem on Solaris 10.
7348 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
7350 PR c/22421
7351 * c-decl.c (c_build_bitfield_integer_type): New function.
7352 (finish_struct): Call it.
7353 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
7355 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7357 * c-typeck.c (digest_init): Call 'convert_for_assignment'
7358 before returning.
7360 2005-07-16 Jan Hubicka <jh@suse.cz>
7362 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
7363 (scale_bbs_frequencies_int): Watch roundoff errors.
7364 * predict.c (return_prediction): Initialize return_stmt.
7366 2005-07-16 Jan Hubicka <jh@suse.cz>
7368 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
7369 after RTL profiling.
7371 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
7373 PR middle-end/22398
7374 * fold-const.c (build_range_check): Convert high/low to etype
7375 if we are only comparing against exp.
7377 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
7379 Fix PR tree-optimization/22376
7380 * tree-ssa-structalias.c (build_constraint_graph): We really meant
7381 special var here.
7382 (need_to_solve): New function.
7383 (compute_points_to_sets): Use it.
7385 2005-07-15 Jan Hubicka <jh@suse.cz>
7387 * cfg.c (update_bb_profile_for_threading): More diagnostic.
7388 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
7390 2005-07-15 Richard Guenther <rguenther@suse.de>
7392 * c-common.c (handle_flatten_attribute): New function.
7393 Add flatten function attribute.
7394 * doc/extend.texi: Document flatten function attribute.
7395 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
7396 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
7397 New functions.
7398 (cgraph_decide_inlining): Handle functions with flatten
7399 attribute.
7401 2005-07-14 David Edelsohn <edelsohn@gnu.org>
7403 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
7404 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
7405 UNSPEC_XCHG, UNSPEC_AND): New.
7406 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
7407 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
7408 * config/rs6000/sync.md (FETCHOP): New code macro.
7409 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
7410 New code attrs.
7411 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
7412 (sync_compare_and_swap<mode>): Same.
7413 (sync_lock_test_and_set<mode>): Same.
7414 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
7415 for QImode and HImode, and not PPC405.
7416 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
7417 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
7418 (sync_<fetchop>{si,di}_internal): New.
7419 (sync_nand{si,di}_internal): New.
7420 (sync_old_<fetchop>{si,di}_internal): New.
7421 (sync_old_nand{si,di}_internal): New
7422 (sync_new_<fetchop>{si,di}_internal): New.
7423 (sync_new_nand{si,di}_internal): New.
7424 (atomic_and{si,di}): New.
7425 (sync_new_nand{si,di}_internal): New.
7426 (atomic_and{si,di}): New.
7427 (sync_add<mode>_internal): Delete.
7428 (sync_addshort_internal): Use unspec instead of unspec_volatile.
7429 (sync_sub<mode>_internal): Delte.
7430 (sync_subshort_internal): New.
7431 (sync_andsi_internal): Use unspec instead of unspec_volatile.
7432 (sync_anddi_internal): Delete.
7433 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
7434 (sync_booldi_internal): Delete.
7435 (sync_boolc<mode>_internal): Delete.
7436 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
7437 (sync_boolc<mode>_internal2): Delete.
7438 (sync_boolcc<mode>_internal): Delete.
7439 (isync, lwsync): Use unspec instead of unspec_volatile.
7440 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
7441 Revert UNSPEC_VOLATILE.
7442 (rs6000_split_atomic_op): New.
7443 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
7445 2005-07-14 Eric Christopher <echristo@redhat.com>
7447 * config/mips/mips.c (mips_canonicalize_comparison): Cast
7448 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
7450 2005-07-14 Eric Christopher <echristo@redhat.com>
7452 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
7454 2005-07-14 Steven Bosscher <stevenb@suse.de>
7456 PR tree-optimization/22230
7457 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
7458 the computation of the four cross productions for "range op range".
7460 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
7461 Ulrich Weigand <uweigand@de.ibm.com>
7463 PR target/20126
7464 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
7465 in some insn.
7467 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
7469 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
7471 2005-07-14 Steve Ellcey <sje@cup.hp.com>
7473 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
7475 2005-07-14 Richard Guenther <rguenther@suse.de>
7477 PR middle-end/22347
7478 * config/i386/i386-protos.h (ix86_function_value): Change
7479 prototype to match new target hook.
7480 * config/i386/i386.c (ix86_value_regno): Change prototype
7481 to take extra type argument.
7482 (TARGET_FUNCTION_VALUE): Define.
7483 (ix86_function_ok_for_sibcall): Pass extra argument to
7484 ix86_value_regno, check return slot rtx for exact match.
7485 (ix86_function_value): Take extra parameter. Dispatch to
7486 ix86_value_regno with fndecl/fntype as provided.
7487 (ix86_value_regno): Handle extra type argument.
7488 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
7490 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
7491 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
7492 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
7493 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
7494 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
7496 2005-07-14 Richard Guenther <rguenther@suse.de>
7498 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
7499 * calls.c (expand_call): Pass fntype to hard_function_value.
7500 (emit_library_call_value_1): Likewise.
7501 * explow.c: Include target.h.
7502 (hard_function_value): Take extra argument, the fntype.
7503 Use new target hook for function_value.
7504 * expr.h (hard_function_value): Change prototype.
7505 * function.c (aggregate_value_p): Pass 0 as fntype to
7506 hard_function_value.
7507 (assign_parms): Use new target hook for function_value.
7508 Pass 0 as fntype to hard_function_value.
7509 (expand_function_end): Likewise.
7510 * reg-stack.c: Include target.h.
7511 (stack_result): Use new target hook for function_value.
7512 * target-def.h: New target hook function_value.
7513 * target.h: Likewise.
7514 * targhooks.c (default_function_value): New function.
7515 * targhooks.h (default_function_value): Declare.
7517 2005-07-13 Ian Lance Taylor <ian@airs.com>
7519 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
7521 2005-07-14 Jan Hubicka <jh@suse.cz>
7523 * tree-dfa.c (dump_variable): Use default_def function.
7524 * tree-ssa-alias.c (dump_points_to_info): Likewise.
7525 * tree-ssa.c (verify_use): Likewise.
7526 * tree-ssanames.c (release_ssa_name): Likewise.
7527 * tree-tailcall.c (eliminate_tail_call): Likewise.
7528 (tree_optimize_tail_calls_1): Likewise.
7529 * tree-vrp.c (get_value_range): Likewise.
7531 2005-07-14 Ben Elliston <bje@au.ibm.com>
7533 * gcc.c (main): Compare language[0] with '*' when iterating over
7534 the infiles.
7536 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
7538 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
7539 "s390_emit_compare". Add handling of CCZ1mode.
7540 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
7541 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
7542 checking.
7543 (s390_branch_condition_mask): Add CCZ1mode handling.
7544 * config/s390/s390.md: ("seq", "*seq"): New pattern.
7545 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
7546 Use CCZ1mode instead of CCZmode.
7547 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
7549 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
7551 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
7552 pattern.
7553 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
7555 2005-07-13 Eric Christopher <echristo@redhat.com>
7557 * config/mips/mips.c (mips_canonicalize_comparison): New.
7558 (mips_emit_int_relational): Use.
7560 2005-07-13 Eric Christopher <echristo@redhat.com>
7562 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
7563 static extra parts.
7564 * config/s390/s390.md: Include tpf.md. Move tpf specific
7565 patterns...
7566 * config/s390/tpf.md: To here.
7567 * config/s390/s390.opt: Move tpf specific options...
7568 * config/s390/tpf.opt: to here. Add mmain option.
7569 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7570 * config/s390/tpf.h: Rewrite.
7572 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
7574 * doc/tm.texi: Remove @xref{Cross-profiling}.
7576 2005-07-13 Jeff Law <law@redhat.com>
7578 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
7579 expressions, test their _DECL operands for pointer equality rather
7580 than using operand_equal_p.
7582 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
7584 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
7585 (TARGET_POSIX_IO): This.
7586 * config/darwin.h: Likewise.
7587 * config/freebsd.h: Likewise.
7588 * config/linux.h: Likewise.
7589 * config/lynx.h: Likewise.
7590 * config/netbsd.h: Likewise.
7591 * config/rs6000/linux64.h: Likewise.
7592 * config/rs6000/linux.h: Likewise.
7593 * config/s390/tpf.h: Likewise.
7594 * config/sh/embed-elf.h: Likewise.
7595 * config/sparc/linux64.h: Likewise.
7596 * config/sparc/linux.h: Likewise.
7597 * config/svr4.h: Likewise.
7598 * gcov-io.h: Likewise.
7600 * doc/tm.texi: Updated.
7602 * libgcov.c (create_file_directory): Defined only if
7603 TARGET_POSIX_IO is defined.
7604 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
7605 is defined.
7607 2005-07-13 Jan Hubicka <jh@suse.cz>
7609 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
7611 2005-07-13 David Edelsohn <edelsohn@gnu.org>
7613 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
7614 structure as argument.
7616 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
7618 PR tree-optimization/21921
7619 * tree-iterator.c (tsi_link_before): Support the case when
7620 tsi_end_p (tsi) == true.
7622 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7624 PR tree-optimization/22442
7625 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
7626 correctly.
7628 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7630 PR rtl-optimization/20376
7631 * toplev.c (process_options): Enable -fweb and -frename-registers when
7632 unrolling.
7633 * doc/invoke.texi: Update the information about when -fweb and
7634 -frename-registers are enabled.
7636 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7638 PR tree-opt/21840
7639 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
7640 if *rhs_p is not a SSA_NAME.
7642 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
7644 Fix PR tree-optimization/22422
7645 * tree-ssa-structalias.c (struct variable_info): Add flag for
7646 special vars.
7647 (get_varinfo): Now a static function.
7648 (new_varinfo): init has_union and is_special_var to false.
7649 (solution_set_add): Check has_union.
7650 (do_da_constraint): Move temporary variable so it gets reset
7651 properly.
7652 Also check for special variable.
7653 (do_ds_constraint): Ditto.
7654 (do_sd_constraint): Ditto.
7655 (do_structure_copy): Check for special variable.
7656 (find_func_aliases): Ditto.
7657 (init_base_vars): Set special vars properly.
7659 2005-07-13 Jan Hubicka <jh@suse.cz>
7661 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
7662 do unit-at-a-time.
7664 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
7665 (get_expr_operands): Fix thinko wrt flags and subvars.
7667 PR tree-optimize/22379
7668 * tree-inline.c (expand_call_inline): Do not output sorry in early
7669 inlining.
7671 2005-07-12 Dale Johannesen <dalej@apple.com>
7673 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
7675 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7677 PR bootstrap/21704
7678 * host-linux.h: Include limits.h.
7680 2005-07-12 Dale Johannesen <dalej@apple.com>
7682 * expr.c (compress_float_constant): Add cost check.
7683 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
7685 2005-07-12 Dale Johannesen <dalej@apple.com>
7687 * gcc.target/i386/compress-float-sse.c: New.
7688 * gcc.target/i386/compress-float-sse-pic.c: New.
7689 * gcc.target/i386/compress-float-387.c: New.
7690 * gcc.target/i386/compress-float-387-pic.c: New.
7691 * gcc.dg/compress-float-ppc.c: New.
7692 * gcc.dg/compress-float-ppc-pic.c: New.
7694 2005-07-12 Eric Christopher <echristo@redhat.com>
7696 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
7697 static extra parts.
7698 * config/s390/s390.md: Include tpf.md. Move tpf specific
7699 patterns...
7700 * config/s390/tpf.md: To here.
7701 * config/s390/s390.opt: Move tpf specific options...
7702 * config/s390/tpf.opt: to here. Add mmain option.
7703 * config/s390/tpf-unwind.h: Remove unnecessary defines.
7704 * config/s390/tpf.h: Rewrite.
7706 2005-07-12 Eric Christopher <echristo@redhat.com>
7708 * gcc.c (struct infile): Update comment for language.
7709 (main): Rewrite input file resetting code.
7711 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
7713 PR tree-opt/22335
7714 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
7715 requiring a cast in a non RHS of modify_expr. Add a cast when required.
7716 (lookup_avail_expr): Use constant_boolean_node instead
7717 of boolean_false_node/boolean_true_node.
7719 2005-07-12 Ben Elliston <bje@au.ibm.com>
7721 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
7722 and use it when printing num_edges.
7724 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
7726 * doc/extend.texi (Blackfin Built-in Functions): New section.
7727 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
7728 @opindex.
7730 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
7732 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
7733 s/cmpstrsi/cmpstrnsi
7734 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
7735 'cmpstrnsi'.
7736 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
7737 (init_optabs): Initialize cmpstrn_optab.
7738 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
7739 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
7740 * expr.c: (enum insn_code cmpstrn_optab): Declare.
7741 * config/i386/i386.md: s/cmpstr/cmpstrn
7742 * config/c4x/c4x.md: s/cmpstr/cmpstrn
7743 * doc/md.texi: Update documentation.
7745 2005-07-11 Richard Henderson <rth@redhat.com>
7747 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
7748 build_va_arg_indirect_ref.
7749 (alpha_gimplify_va_arg): Likewise.
7750 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
7751 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
7752 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
7753 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
7754 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
7755 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
7756 Likewise.
7757 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
7759 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
7761 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
7762 * passes.c (init_optimization_passes): Add pass_empty_loop.
7763 * tree-pass.h (pass_empty_loop): Declare.
7764 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
7765 try_remove_empty_loop, remove_empty_loops): New functions.
7766 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
7767 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
7769 2005-07-12 Peter Barada <peter@the-baradas.com>
7771 PR middle-end/16719
7772 PR middle-end/18421
7773 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
7774 in address registers.
7775 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
7776 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
7777 alternative of addsi3_5200.
7779 2005-07-11 Ian Lance Taylor <ian@airs.com>
7781 * config/mips/mips.md (ffs<mode>2): Remove.
7783 2005-07-11 Ian Lance Taylor <ian@airs.com>
7785 * doc/tree-ssa.texi (Cleanups): Improve description of
7786 TRY_FINALLY_EXPR.
7787 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
7789 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7791 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
7792 * tree.h (DECL_ARGUMENT_FLD): New macro.
7794 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
7796 Fix PR tree-optimization/22404
7798 * tree-ssa-structalias.c (create_variable_info_for): Use
7799 correct offset.
7801 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
7803 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
7804 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
7805 for second comparison operand.
7806 * config/bfin/predicates.md (reg_or_const_int_operand): New.
7808 * config/bfin/bfin.md (define_attr "type"): Add "sync".
7809 (define_insn_reservation "alu"): Likewise.
7810 (csync, ssync): Now of type sync.
7811 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
7812 -mcsync-anomaly -mspecld-anomaly.
7813 * config/bfin/bfin.opt (mcsync): Remove.
7814 (mcsync-anomaly, mspecld-anomaly): Add.
7815 * config/bfin/bfin.c: Include "insn-codes.h".
7816 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
7817 (TARGET_DEFAULT_TARGET_FLAGS): New.
7818 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
7820 2005-07-11 Steven Bosscher <stevenb@suse.de>
7822 * basic-block.h: Give the BB flags enum a name, bb_flags.
7823 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
7824 * cfgcleanup.c (enum bb_flags): Remove here.
7825 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
7826 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
7827 (update_forwarder_flag): Likewise.
7828 (thread_jump): Likewise.
7829 (try_forward_edges): Likewise.
7830 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
7831 forwarder flags. Don't clear bb->aux for all basic blocks. Only
7832 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
7834 2005-07-11 Richard Guenther <rguenther@suse.de>
7836 * config/i386/i386.opt: New target option -msseregparm.
7837 * config/i386/i386.c (override_options): Error out for
7838 -msseregparm but no SSE support.
7839 (ix86_function_sseregparm): Check for global sseregparm.
7840 * doc/invoke.texi: Document -msseregparm.
7842 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
7844 * config.gcc (m32r-*-linux*): Use the default extra_parts.
7845 (m32rle-*-linux*): Ditto.
7847 2005-07-11 Jakub Jelinek <jakub@redhat.com>
7849 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
7850 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
7851 bytes.
7853 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7855 PR middle-end/22239
7856 PR target/20126
7857 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
7858 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
7860 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
7862 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
7863 (varmap): Heapify varmap.
7864 (constraints): Heapify constraints.
7865 (struct constraint_graph): Heapify succs and preds.
7866 (constraint_vec_find): Update for heapification.
7867 (constraint_set_union): Ditto.
7868 (insert_into_complex): Ditto.
7869 (constraint_edge_vec_find): Ditto.
7870 (erase_graph_self_edge): Ditto.
7871 (add_graph_edge): Ditto.
7872 (get_graph_weights): Ditto.
7873 (merge_graph_nodes): Ditto.
7874 (build_constraint_graph): Ditto.
7875 (topo_visit): Ditto.
7876 (solve_graph): Ditto.
7877 (create_variable_info_for): Ditto.
7878 (init_base_vars): Ditto.
7879 (delete_points_to_sets): Free graph, varmap, and complex constraints.
7880 (condese_varmap_nodes): Free complex vector.
7881 (clear_edges_for_node): Clear succs and preds vector.
7883 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7885 * tree-ssa-structalias.c (update_alias_info): Change counting of
7886 references to not include vdefs.
7888 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
7890 * tree-ssa-alias.c (free_used_part_map): Add missing free.
7891 (up_insert): Ditto.
7893 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7895 * pa.c (pa_commutative_p): Make PLUS commutative when
7896 TARGET_NO_SPACE_REGS is true.
7898 2005-07-09 Diego Novillo <dnovillo@redhat.com>
7900 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
7901 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
7902 * tree-dfa.c (dump_subvars_for): New.
7903 (debug_subvars_for): New.
7904 (dump_variable): Show subvariables if VAR has them.
7905 * tree-flow-inline.h (get_subvar_at): New.
7906 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
7907 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
7908 Update all users.
7909 (struct subvar): Change fields offset and size to unsigned
7910 HOST_WIDE_INT.
7911 (dump_subvars_for): Declare.
7912 (debug_subvars_for): Declare.
7913 (get_subvar_at): Declare.
7914 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
7915 to unsigned HOST_WIDE_INT *.
7916 (overlap_subvar): Likewise.
7917 * tree-gimple.c (is_gimple_reg): Always return false for
7918 SFTs and memory tags.
7919 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
7920 Update all callers.
7921 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
7922 (compute_may_aliases): Call compute_points_to_sets.
7923 (collect_points_to_info_for): Remove.
7924 (compute_points_to_and_addr_escape): Remove.
7925 (delete_alias_info): Call delete_points_to_sets.
7926 (compute_flow_sensitive_aliasing): If the call to
7927 find_what_p_points_to returns false, call set_pt_anything.
7928 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
7929 (set_pt_anything): Clear pi->pt_vars.
7930 (set_pt_malloc): Remove.
7931 (merge_pointed_to_info): Remove.
7932 (add_pointed_to_expr): Remove.
7933 (add_pointed_to_var): Remove.
7934 (collect_points_to_info_r): Remove.
7935 (is_escape_site): Make extern.
7936 (create_sft): New.
7937 (create_overlap_variables_for): Call it.
7938 * tree-ssa-copy.c (merge_alias_info): Never merge
7939 flow-sensitive alias information.
7940 * tree-ssa-operands.c (get_expr_operands): Adjust variables
7941 offset and size to be unsigned HOST_WIDE_INT.
7942 (add_to_addressable_set): Rename from note_addressable.
7943 Set TREE_ADDRESSABLE as the variables are added to the set.
7944 Update all users.
7945 (add_stmt_operand): Do not try to micro-optimize unmodifiable
7946 operands into VUSEs when adding V_MAY_DEFs for members in an
7947 alias set.
7948 * tree-ssa-operands.h (add_to_addressable_set): Declare.
7949 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
7950 (struct variable_info): Add bitfield is_heap_var.
7951 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
7952 (new_var_info): Initialize is_heap_var.
7953 (get_constraint_for): Add HEAP variables to the symbol table.
7954 Mark them with is_heap_var.
7955 (update_alias_info): New. Taken mostly from the old
7956 compute_points_to_and_addr_escape.
7957 (handle_ptr_arith): New.
7958 (find_func_aliases): Call update_alias_info.
7959 Call handle_ptr_info for tcc_binary expressions.
7960 Call mark_stmt_modified.
7961 (create_variable_info_for): If DECL has subvars, do not create
7962 variables for its subvars. Always add all the fields.
7963 (set_uids_in_ptset): If the solution includes ANYOFFSET and
7964 SFTs, then add all the SFTs of the structure.
7965 If VI->DECL is an aggregate with subvariables, add the SFT at
7966 VI->OFFSET.
7967 (find_what_p_points_to): If VI is an artificial variable,
7968 translate to bitfields in SSA_NAME_PTR_INFO.
7969 If the solution is empty, set pi->pt_vars to NULL
7970 (init_base_vars): Create ANYOFFSET.
7971 (compute_points_to_sets): Rename from create_alias_vars.
7972 Make extern.
7973 (pass_build_pta): Remove.
7974 (delete_points_to_sets): Rename from delete_alias_vars.
7975 (pass_del_pta): Remove.
7976 * tree-ssa-structalias.h (struct alias_info): Move from
7977 tree-ssa-alias.h.
7978 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
7979 NUM_REFERENCES_SET): Likewise.
7980 (compute_points_to_sets, delete_points_to_sets): Declare.
7982 2005-07-09 Richard Henderson <rth@redhat.com>
7984 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
7985 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
7986 alpha_split_lock_test_and_set_12): New functions.
7987 * config/alpha/alpha-protos.h: Update.
7988 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
7989 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
7990 * config/alpha/sync.md (I12MODE): New.
7991 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
7992 (sync_<fetchop_name><I48MODE>): Likewise.
7993 (sync_nand<I48MODE>): Likewise.
7994 (sync_old_<fetchop_name><I48MODE>): Likewise.
7995 (sync_new_<fetchop_name><I48MODE>): Likewise.
7996 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
7997 (sync_compare_and_swap<I48MODE>): Likewise.
7998 (sync_lock_test_and_set<I48MODE>): Likewise.
7999 (sync_compare_and_swap<I12MODE>): New.
8000 (sync_compare_and_swap<I12MODE>_1): New.
8001 (sync_lock_test_and_set<I12MODE>): New.
8002 (sync_lock_test_and_set<I12MODE>_1): New.
8004 2005-07-09 Diego Novillo <dnovillo@redhat.com>
8006 PR 21356
8007 PR 22332
8008 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
8010 2005-07-09 Jakub Jelinek <jakub@redhat.com>
8012 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
8013 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
8015 2005-07-09 Richard SAndiford <richard@codesourcery.com>
8017 PR target/21656
8018 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
8020 2005-07-08 David Edelsohn <edelsohn@gnu.org>
8022 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
8023 memory_operand constraint.
8024 (store_conditional_<mode>): Same.
8025 (sync_compare_and_swap<mode>): Same.
8026 (sync_lock_test_and_set<mode>): Same.
8028 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
8030 Rewrite PIC support to more closely model actual instructions.
8031 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
8032 (cris_symbol): Remove prototypes for removed functions.
8033 (cris_pic_symbol_type_of, cris_valid_pic_const)
8034 (cris_expand_pic_call_address): Prototypes for new functions.
8035 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
8036 variable.
8037 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
8038 modifiers.
8039 <case ':'>: Add case for new punctuation character.
8040 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
8041 emitting (extra) PIC modifier.
8042 <case UNSPEC>: Do not assert for PLT.
8043 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
8044 (cris_expand_prologue, cris_expand_epilogue): Check
8045 for pic_offset_table_rtx usage instead of taking
8046 current_function_uses_pic_offset_table as the final word.
8047 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
8048 Remove flag_pic difference.
8049 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
8050 the moral equivalents of...
8051 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
8052 functions.
8053 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
8054 (cris_handle_option): Mark ARG as unused.
8055 (cris_expand_pic_call_address): New worker function for "call",
8056 "call_value".
8057 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
8058 output PIC constructs here.
8059 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
8060 as symbol-specific modifers, not whole or part of operands.
8061 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
8062 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
8063 constants and flag_pic.
8064 (CONSTANT_INDEX_P): Adjust for new functions.
8065 (enum cris_pic_symbol_type): New helper type.
8066 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
8067 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
8068 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
8069 define_constants.
8070 ("movsi"): Emit actual instructions for GOT and relative access.
8071 ("*movsi_got_load"): New pattern to set up the register holding
8072 the GOT pointer.
8073 ("*movsi_internal"): Operand 1 is not a plain general_operand.
8074 Adjust FIXME for 'S'.
8075 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
8076 Use "movs" for -fpic cases.
8077 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
8078 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
8079 ("call", "call_value"): Just call cris_expand_pic_call_address for
8080 PIC addresses.
8081 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
8082 Remove special pattern.
8083 ("*expanded_call_side", "*expanded_call_value_side"): New
8084 patterns.
8085 (gotplt-to-plt, gotplt-to-plt-side-call)
8086 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
8087 peephole2:s.
8088 * config/cris/cris/predicates.md
8089 ("cris_general_operand_or_gotless_symbol"): Remove unused
8090 predicate.
8091 ("cris_general_operand_or_symbol"): Adjust for new functions.
8093 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
8095 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
8097 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
8099 * Makefile.in (TREE_H): Add treestruct.def.
8100 (c-decl.o): Add pointer-set.h
8101 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
8102 visibility on regular DECL's.
8103 (merge_decls): Fix the copying of decl nodes of various types for
8104 the new structures. Don't update RTL, section name, weak status,
8105 etc, on DECL's without RTL.
8106 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
8107 Don't check volatile on non-variable types.
8108 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
8109 to check whether we have seen arguments.
8110 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
8111 flag is checked before field (flag is common, field is not).
8112 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
8113 TS_DECL_COMMON could have an origin.
8114 (add_location_or_const_value_attribute): Don't check section name
8115 on non-var/function decls.
8116 (dwarf2out_var_location): Reverse order of tests.
8117 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
8118 with DECL_WRTL_CHECK.
8119 * expmed.c (make_tree): rtl is now in decl_with_rtl.
8120 * fold-const.c (fold_binary): Don't check weakness on
8121 non-var/function decls.
8122 (tree_expr_nonzero_p): Ditto.
8123 (fold_checksum_tree): Use tree_decl_extra as sizeof
8124 buffer.
8125 * ggc-page.c (extra_order_size_table): Add sizes for
8126 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
8127 tree_field_decl.
8128 * gimplify.c (gimplify_bind_expr): Only set
8129 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
8130 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
8131 without RTL.
8132 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
8133 * langhooks.h (init_ts). New langhook.
8134 * passes.c (rest_of_decl_compilation): Reverse order of tests.
8135 * print-tree.c (print_node): Update to only print fields that
8136 exist in the structures the passed decl has.
8137 * toplev.c (wrapup_global_declarations): Don't reset
8138 DECL_DEFER_OUTPUT on DECL's that don't contain it.
8139 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
8140 * tree-inline.c (remap_decl): Ditto.
8141 * tree-outof-ssa.c (create_temp): Reverse order of tests.
8142 * tree-pretty-print.c (print_declaration): Don't print
8143 DECL_REGISTER on things that don't contain it.
8144 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
8145 non-var/function decls.
8146 * tree.c (tree_contains_struct): New structure.
8147 (init_priority_for_decl): New hashtable.
8148 (tree_int_map): New structure.
8149 (tree_int_map_eq): New function.
8150 (tree_int_map_marked_p): Ditto.
8151 (tree_int_map_hash): Ditto.
8152 (tree_map): Move to tree.h.
8153 (tree_map_eq): Externalize.
8154 (tree_map_hash): Ditto.
8155 (tree_map_marked_p): Ditto.
8156 (init_ttree): Set up tree_contains_struct and call langhook.
8157 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
8158 (tree_code_size): Update for new structures.
8159 (tree_node_structure): Update for new structures.
8160 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
8161 without the field.
8162 (copy_node_stat): Copy init priority.
8163 (build_decl_stat): Ditto for visibility.
8164 (ts_enum_names): New.
8165 (tree_contains_struct_check_failed): New function.
8166 (decl_init_priority_lookup): Ditto.
8167 (decl_init_priority_insert): Ditto.
8168 * treestruct.def: New file.
8169 * tree.h (CODE_CONTAINS_STRUCT): New macro.
8170 (CONTAINS_STRUCT_CHECK): Ditto.
8171 (tree_contains_struct_check_failed): New prototype.
8172 (DECL_CHECK): Removed.
8173 (DECL_MINIMAL_CHECK): New.
8174 (DECL_COMMON_CHECK): Ditto.
8175 (DECL_WRTL_CHECK): Ditto.
8176 (DECL_NON_COMMON_CHECK): Ditto.
8177 (DECL_WITH_VIS_CHECK): Ditto.
8178 (VAR_OR_FUNCTION_DECL_P): Ditto
8179 (struct tree_decl_minimal): New structure.
8180 (struct tree_decl_common): Ditto.
8181 (struct tree_decl_with_rtl): Ditto.
8182 (struct tree_decl_with_vis): Ditto.
8183 (struct tree_decl_non_common): Ditto.
8184 (struct tree_field_decl): Ditto.
8185 (struct tree_parm_decl): Ditto.
8186 (struct tree_var_decl): Ditto.
8187 (struct tree_function_decl): Ditto.
8188 (struct tree_const_decl): Ditto.
8189 (struct tree_result_decl): Ditto.
8190 (union tree_node): Add new structures.
8191 * var-tracking.c (track_expr_p): Reverse order of tests.
8193 * doc/c-tree.texi: Add documentation on DECL node internal structure.
8195 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
8197 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
8198 * system.h: Poison FINALIZE_PIC.
8199 * doc/tm.texi (FINALIZE_PIC): Remove.
8201 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
8203 PR tree-opt/22329
8204 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
8205 to the correct type if we have a MODIFY_EXPR.
8207 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
8209 PR tree-optimization/22360
8210 * tree.c (upper_bound_in_type): Fix calculations for casting
8211 to a non-wider signed type and casting a signed value to a
8212 wider unsigned type.
8213 (lower_bound_in_type): Fix calculations for casting to a
8214 non-wider signed type.
8216 PR tree-optimization/20139
8217 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
8218 release_defs.
8219 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
8220 fold_cond_expr_cond.
8221 * tree-ssanames.c (release_defs): Assert in_ssa_p.
8222 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
8224 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
8226 PR tree-opt/22356
8227 * tree-complex.c (expand_complex_libcall): Produce
8228 REALPART_EXPR/IMAGPART_EXPR with the correct type.
8230 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
8232 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
8233 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
8234 b" assert and inserted fastpath code for this case.
8235 (bitmap_ior): Removed "a != b" assert.
8237 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8239 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
8240 (ENDFILE_SPEC): Likewise.
8241 * config/m32r/m32r.h (ASM_SPEC): Likewise.
8243 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
8244 a large stack frame at epilogue.
8246 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
8248 * final.c: Include sdbout.h when required.
8250 2005-07-07 Geoffrey Keating <geoffk@apple.com>
8252 * config.gcc (*-*-darwin*): Only one target-specific header file
8253 for generic darwin.
8254 (powerpc-*-darwin*): Add version-specific header files.
8255 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
8256 * config.in: Regenerate.
8257 * configure: Regenerate.
8258 * gcc.c: Include xregex.h.
8259 (version_compare_spec_function): New.
8260 (spec_function): Add version-compare.
8261 (replace_outfile_spec_function): Reformat comment.
8262 (compare_version_strings): New.
8263 * config/darwin-c.c (version_as_macro): New.
8264 (builtin_define): New.
8265 (darwin_cpp_builtins): New.
8266 * config/darwin-protos.h (darwin_cpp_builtins): New.
8267 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
8268 (LIB_SPEC): Make unconditional, update comment.
8269 (TARGET_C99_FUNCTIONS): Define.
8270 * config/darwin.opt: Sort.
8271 (mmacosx-version-min=): New.
8272 * config/darwin7.h: Delete.
8273 * config/darwin8.h: Delete.
8274 * config/i386/darwin.h (): Call darwin_cpp_builtins.
8275 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
8276 (TARGET_C99_FUNCTIONS): Define.
8277 * config/rs6000/darwin7.h: New.
8278 * config/rs6000/darwin8.h: New.
8279 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
8280 (-mmacosx-version-min): Document.
8282 2005-07-07 Ian Lance Taylor <ian@airs.com>
8284 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
8286 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
8288 PR middle-end/22239
8289 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
8291 2005-07-07 Khem Raj <kraj@mvista.com>
8293 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
8294 in bytes, not words.
8296 2005-07-07 Paul Brook <paul@codesourcery.com>
8298 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
8299 DEFAULT_FUNCTION_ARG_PADDING to upward.
8301 2005-07-07 Richard Henderson <rth@redhat.com>
8303 * function.c (locate_and_pad_parm): Record parameter alignment in
8304 stack_alignment_needed.
8306 2005-07-07 David Edelsohn <edelsohn@gnu.org>
8308 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
8309 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
8310 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
8311 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
8312 (define_attr "type"): Add isync, sync, load_l, store_c.
8313 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
8314 Create scratch volatile MEM.
8315 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
8316 sync.
8317 (load_locked_<mode>): New.
8318 (store_conditional_<mode>): New.
8319 (sync_compare_and_swap<mode>): Replace with splitter.
8320 (sync_lock_test_and_set<mode>): Replace with splitter.
8321 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
8322 and UNSPECV_ISYNC.
8323 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
8324 is ics. Attribute isync.
8325 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
8326 lwsync.
8327 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
8328 and UNSPECV_SYNC_OP.
8329 (emit_unlikely_jump): New.
8330 (emit_load_locked): New.
8331 (emit_store_conditional): New.
8332 (rs6000_split_compare_and_swap): New.
8333 (rs6000_split_lock_test_and_set): New.
8334 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
8335 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
8336 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
8337 rs6000_split_lock_test_and_set): Declare.
8338 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
8339 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
8340 store_c, isync, sync.
8342 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
8344 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
8345 filenames to gtyp-gen.h.
8346 (s-typ-gen): Use it in place of for loops.
8348 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
8350 * hooks.c (hook_bool_rtx_int_false): New function.
8351 * hooks.h (hook_bool_rtx_int_false): Declare.
8352 * target-def.h (TARGET_COMMUTATIVE_P): Define.
8353 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
8354 * target.h (struct gcc_target): Add commutative_p member.
8355 * targhooks.c (hook_bool_rtx_commutative_p): New function.
8356 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
8357 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
8358 (pa_commutative_p): New function.
8359 * jump.c (target.h): Include.
8360 (rtx_renumbered_equal_p): Use targetm.commutative_p.
8361 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
8363 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8365 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
8366 (s390_expand_setmem): New.
8367 * config/s390/s390.c: Likewise.
8368 (print_shift_count_operand): Truncate to 12 bits instead of 6.
8369 Adapt comments.
8370 * config/s390/s390.md: ("setmem<mode>"): Accept character as
8371 general_operand. Call new function "s390_expand_setmem".
8372 ("clrmem_long", "*clrmem_long"): Rewrite to ...
8373 ("setmem_long", "*setmem_long"): ... this.
8375 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8377 * config/s390/s390.c: (optimization_options): Enable
8378 TARGET_MVCLE at -Os.
8379 * doc/invoke.texi: Document changes in default behaviour.
8380 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
8382 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
8384 * expr.c: (set_storage_via_setmem): Convert opchar to mode
8385 defined by back-end.
8387 2005-07-07 Jakub Jelinek <jakub@redhat.com>
8389 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
8390 all sets in the pattern.
8391 * config/rs6000/rs6000.md (stack_protect_testsi,
8392 stack_protect_testdi): Likewise.
8394 2005-07-06 Jeff Law <law@redhat.com>
8396 * tree-vrp.c (simplify_using_ranges): Kill.
8397 (vrp_finalize): Remove call to simplify_using_ranges.
8398 (simplify_stmt_using_ranges): New function extracted from
8399 simplify_using_ranges.
8400 (simplify_div_or_mod_using_ranges): Likewise.
8401 (simplify_abs_using_ranges): Likewise.
8402 (simplify_cond_using_ranges): New function.
8403 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
8404 * tree-ssa-propagate.c (substitute_and_fold): Call
8405 simplify_stmt_using_ranges if we have range information.
8407 2005-07-06 James E. Wilson <wilson@specifixinc.com>
8409 * config/ia64/ia64.c (ia64_reorg): Check optimize before
8410 ia64_flag_schedule_isns2.
8412 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
8413 reading/writing general registers.
8414 (ia64_function_arg): Revert 2005-06-18 change.
8416 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
8418 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
8419 (legitimize_tls_address): Use gcc_unreachable instead of abort.
8421 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
8423 * function.c (expand_function_end): Revert part of 2005-06-27
8424 patch. Do sjlj_emit_function_exit_after after return_label.
8426 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
8428 * doc/install.texi (--disable-libssp): New.
8430 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
8432 * doc/invoke.texi: Update -fforce-mem documentation.
8433 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
8434 code for -fforce-mem.
8435 * expmed.c: (store_bit_field,store_fixed_bit_field,
8436 extract_bit_field): Ditto.
8437 * expr.c: (convert_move): Ditto.
8438 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
8439 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
8440 emit_conditional_add,expand_float,expand_fix): Ditto.
8441 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
8442 (common_handle_option): Issue warning when -fforce-mem specified.
8444 2005-07-06 Paul Brook <paul@codesourcery.com>
8446 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
8447 argument is empty.
8448 * configure: Regenerate.
8450 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
8452 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
8454 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
8456 Fix PR tree-optimization/22319
8457 Fix PR tree-optimization/22140
8458 Fix PR tree-optimization/22310
8460 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
8461 variable sized types.
8462 Use correct type for intermediate structure on *a = *b structure
8463 copies.
8465 2005-07-06 Jakub Jelinek <jakub@redhat.com>
8467 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
8468 Remove.
8469 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
8470 (machine_function): Move typedef to...
8471 * config/rs6000/rs6000.c (machine_function): ... here. Add
8472 varargs_save_offset field.
8473 (rs6000_stack_t): Remove varargs_size field.
8474 (setup_incoming_varargs): Allocate varargs save area using
8475 assign_stack_local, try to make it as small as possible.
8476 Save offset from virtual_stack_vars_rtx to the save area
8477 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
8478 instead of magic 8 when fp word byte size is used.
8479 (rs6000_va_start): Use cfun->machine->varargs_save_offset
8480 instead of -RS6000_VARARGS_SIZE.
8481 (rs6000_stack_info, debug_stack_info,
8482 rs6000_initial_elimination_offset): Remove all traces of
8483 varargs_size.
8484 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
8485 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
8486 RS6000_VARARGS_AREA.
8488 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
8490 PR tree-optimization/21963
8491 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
8492 constant_multiple_of in the same way get_computation_cost_at does.
8494 2005-07-06 Jakub Jelinek <jakub@redhat.com>
8496 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
8497 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
8498 (gen_compare_reg): If sparc_compare_emitted is set, clear it
8499 and return its previous value.
8500 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
8501 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
8502 constants.
8503 (stack_protect_set, stack_protect_test): New expanders.
8504 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
8505 stack_protect_testdi): New insns.
8506 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
8507 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
8509 2005-07-06 Jeff Law <law@redhat.com>
8511 * tree-ssa-dce.c (cfg_altered): New global.
8512 (tree_dce_init): Initialize cfg_altered.
8513 (remove_dead_stmt): If we remove an edge in the CFG, then set
8514 CFG_ALTERED.
8515 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
8516 the dominators.
8518 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
8520 * Makefile.in (stamp-collect-ld): Use
8521 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
8522 ./collect-ld if it already exists.
8523 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
8524 Don't remove ./nm if it already exists.
8526 2005-07-05 Devang Patel <dpatel@apple.com>
8528 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
8529 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
8530 * tree-vectorizer.c (vect_loop_location): New.
8531 (vect_print_dump_info): Use vect_loop_location.
8532 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
8533 (vectorize_loops): Set vect_loop_location.
8534 * tree-vect-analyze.c (vect_analyze_offset_expr,
8535 vect_determin_vectorization_factor, vect_analyze_operations,
8536 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
8537 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
8538 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
8539 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
8540 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
8541 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
8542 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
8543 vect_analyze_loop): Adjust vect_print_dump_info API.
8544 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
8545 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
8546 vect_finish_stmt_generation, vectorizable_assignment,
8547 vectorizable_operation, vectorizable_store, vectorizable_load,
8548 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
8549 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
8550 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
8551 vect_transform_loop): Same.
8552 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
8553 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
8554 Same.
8556 2005-07-05 Randolph Chung <tausq@debian.org>
8558 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
8559 * configure: Regenerate.
8560 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
8561 (pa_tls_referenced_p): Declare.
8562 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
8563 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
8564 (legitimize_tls_address): New.
8565 (hppa_legitimize_address): Handle TLS addresses.
8566 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
8567 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
8568 (emit_move_sequence): Handle TLS addresses.
8569 (pa_encode_section_info): Call default handler to handle common
8570 sections.
8571 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
8572 (CONSTANT_ADDRESS_P): Reject TLS operands.
8573 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
8574 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
8575 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
8576 (UNSPEC_TLSLE): Define new constants.
8577 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
8578 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
8579 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
8580 (tie_symbolic_operand, tle_symbolic_operand): New
8582 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
8584 * aclocal.m4: Update macros for autoconf 2.59 style.
8585 * configure.ac: Likewise.
8587 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8589 * pa.c (function_value): Handle small aggregates on 32-bit targets.
8590 (function_arg): Pass small aggregates in general registers on 32-bit
8591 targets.
8592 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
8594 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
8596 * Makefile.in (final.o): Fix dependencies.
8598 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8600 PR c/22013
8601 PR c/22098
8602 * langhooks.h (struct lang_hooks): Add expr_to_decl.
8603 * langhooks.c (lhd_expr_to_decl): New.
8604 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
8605 New.
8606 (LANG_HOOKS_INITIALIZER): Update.
8607 * tree.c (recompute_tree_invarant_for_addr_expr): Call
8608 expr_to_decl langhook.
8609 * c-tree.h (c_expr_to_decl): Declare.
8610 * c-typeck.c (c_expr_to_decl): New.
8611 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
8612 specially.
8613 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
8615 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
8617 PR c/22308
8618 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
8619 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
8621 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
8623 * Makefile.in: Adjust dependencies.
8624 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
8625 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
8626 * alias.c (rest_of_handle_cfg, pass_cfg): New.
8627 * bb-reorder.c (duplicate_computed_gotos): Make it static.
8628 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
8629 rest_of_compilation.
8631 * bb-reorder.c (gate_duplicate_computed_gotos,
8632 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
8633 rest_of_handle_reorder_blocks, pass_reorder_blocks,
8634 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
8635 pass_partition_blocks): New.
8636 * bt-load.c (gate_handle_branch_target_load_optimize,
8637 rest_of_handle_branch_target_load_optimize,
8638 pass_branch_target_load_optimize): New.
8639 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
8640 pass_jump2): New.
8641 * cfglayout.c (pass_insn_locators_initialize): New.
8642 * cfgrtl.c (pass_free_cfg): New.
8643 * combine.c (gate_handle_combine, rest_of_handle_combine,
8644 pass_combine): New.
8645 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
8646 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
8647 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
8648 * except.c (pass_set_nothrow_function_flags,
8649 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
8650 pass_rtl_eh): New.
8651 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
8652 rest_of_handle_shorten_branches, pass_shorten_branches,
8653 rest_of_clean_state, pass_clean_state): New.
8654 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
8655 rest_of_handle_remove_death_notes, pass_remove_death_notes,
8656 rest_of_handle_life, pass_life, rest_of_handle_flow2,
8657 pass_flow2): New.
8658 * function.c (pass_instantiate_virtual_regs, pass_init_function,
8659 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
8660 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
8661 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
8662 pass_gcse): New.
8663 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
8664 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
8665 pass_rtl_ifcvt, gate_handle_if_after_combine,
8666 rest_of_handle_if_after_combine, pass_if_after_combine,
8667 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
8668 pass_if_after_reload): New.
8669 * integrate.c (pass_initial_value_sets): New.
8670 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
8671 pass_purge_lineno_notes): New.
8672 * mode-switching.c (rest_of_handle_mode_switching,
8673 pass_mode_switching): New.
8674 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
8675 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
8676 pass_loop2): New.
8677 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
8678 pass_loop_optimize): New.
8679 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
8680 pass_sms): New.
8681 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
8682 pass_gcse2): New.
8683 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
8684 pass_postreload_cse): New.
8685 * profile.c (gate_handle_profiling, pass_profiling,
8686 rest_of_handle_branch_prob, pass_branch_prob): New.
8687 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
8688 pass_split_before_regstack, gate_handle_split_before_regstack,
8689 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
8690 rest_of_handle_split_all_insns, pass_split_all_insns): New.
8691 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
8692 pass_stack_regs): New.
8693 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
8694 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
8695 pass_stack_adjustments): New.
8696 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
8697 pass_regrename): New.
8698 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
8699 pass_delay_slots, gate_handle_machine_reorg,
8700 rest_of_handle_machine_reorg, pass_machine_reorg): New.
8701 * rtl.h (extern void purge_line_number_notes): New.
8702 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
8703 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
8704 pass_sched2): New.
8705 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
8706 pass_tracer): New.
8707 * value-prof.c (gate_handle_value_profile_transformations,
8708 rest_of_handle_value_profile_transformations,
8709 pass_value_profile_transformations): New.
8710 * var-tracking.c (gate_handle_var_tracking,
8711 pass_variable_tracking): New.
8712 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
8714 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
8715 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
8716 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
8717 rest_of_handle_old_regalloc, rest_of_handle_regrename,
8718 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
8719 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
8720 rest_of_handle_gcse2, rest_of_handle_regmove,
8721 rest_of_handle_tracer, rest_of_handle_if_conversion,
8722 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
8723 rest_of_handle_web, rest_of_handle_branch_prob,
8724 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
8725 rest_of_handle_jump_bypass, rest_of_handle_combine,
8726 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8727 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8728 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
8729 rest_of_handle_mode_switching, rest_of_handle_jump,
8730 rest_of_handle_eh, rest_of_handle_stack_adjustments,
8731 rest_of_handle_flow2, rest_of_handle_jump2,
8732 rest_of_handle_peephole2, rest_of_handle_postreload,
8733 rest_of_handle_shorten_branches, rest_of_clean_state,
8734 rest_of_compilation): Remove.
8736 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
8737 * passes.c (dump_flags, in_gimple_form, all_passes,
8738 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8739 register_dump_files, next_pass_1, last_verified, execute_todo,
8740 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
8741 from tree-optimize.c.
8742 (init_optimization_passes): Moved from tree-optimize.c,
8743 adding the RTL optimizations.
8744 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
8745 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
8746 all_ipa_passes, all_lowering_passes, register_one_dump_file,
8747 register_dump_files, next_pass_1, last_verified, execute_todo,
8748 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
8749 init_tree_optimization_passes, ipa_passes): Delete.
8750 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
8751 the RTL dumps.
8752 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
8753 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
8754 from tree.h.
8755 (ipa_passes): Remove.
8756 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
8757 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
8758 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
8759 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
8760 (dump_info_p, dump_flag): Moved to tree-dump.h.
8762 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
8763 cgraph.c, opts.c.
8764 * passes.c (finish_optimization_passes): Use dump_begin
8765 and dump_end, TDI_end.
8766 (gate_rest_of_compilation): New.
8767 (pass_rest_of_compilation): Use it.
8768 (gate_postreload, pass_postreload): New.
8769 * toplev.c (general_init): Rename init_tree_optimization_passes.
8770 * toplev.h (init_tree_optimization_passes): Rename to
8771 init_optimizations_passes.
8772 * tree-dump.c (dump_flag): Make static.
8773 (dump_files): Remove RTL dumps.
8774 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
8775 pass_cleanup_cfg, pass_free_cfg_annotations,
8776 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
8777 pass_init_datastructures, pass_fixup_cfg): Make non-static.
8778 * tree-pretty-print.c: Include tree-pass.h.
8779 * cgraph.c: Include tree-dump.h.
8781 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8783 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
8784 Only fall back to saying it points to readonly memory if
8785 we can't do better.
8787 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8789 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
8790 * config/m32r/m32r.c (m32r_compute_frame_size,
8791 m32r_expand_prologue): Take current_function_profile into
8792 account whenever we reference
8793 current_function_uses_pic_offset_table.
8794 (m32r_finalize_pic): Remove.
8795 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
8797 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
8799 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
8800 instead of $<. Don't remove ./as if it already exists.
8802 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8804 PR target/21723
8805 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
8806 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
8807 for complex modes when generating code for PA 1.0.
8808 (VALID_FP_MODE_P): New macro.
8809 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8810 sets for all general and floating point modes. Align wide floating
8811 point modes to even register boundaries to comply with architectural
8812 requirements.
8813 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
8814 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
8815 (VALID_FP_MODE_P): New macro.
8816 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
8817 sets for all general and floating point modes. Align wide floating
8818 point modes to even register boundaries to comply with architectural
8819 requirements.
8821 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8823 * tree-dump.c (dump_files): Initialize dump number for .cgraph
8824 to 0.
8826 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8828 * tree-ssa-structalias.c: Don't include expr.h.
8830 2005-07-04 Diego Novillo <dnovillo@redhat.com>
8832 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
8833 comments.
8835 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
8837 Fix PR tree-optimization/22279
8839 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
8840 correct operator.
8842 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
8844 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
8846 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8848 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
8849 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
8850 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
8851 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
8852 config/stormy16/stormy16.c, config/v850/v850.c,
8853 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
8854 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
8855 Avoid "." or "\n" at end of diagnostics and capital letters at
8856 start of diagnostics.
8857 * combine.c, cse.c: Don't translate dump file output.
8858 * toplev.c (print_version): Only translate output if going to
8859 stderr.
8861 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8863 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
8864 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
8865 typos.
8867 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8869 * pa.c (fix_range): Fix typo in comment.
8871 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
8873 * tree-vrp.c (extract_range_from_assert): Replace
8874 fold (build (...)) with fold_build2.
8876 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8878 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
8879 gcc_gfc_char_table, init_dynamic_gfc_info): New.
8880 (format_types_orig, handle_format_attribute): Add support for
8881 format "gcc_gfc".
8883 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
8885 * varasm.c (assemble_variable): Fix format specifier thinko.
8887 2005-07-03 Ira Rosen <irar@il.ibm.com>
8889 PR tree-optimization/22029 (and 22135)
8890 * tree-pretty-print.c (dump_generic_node): Check that the node is not
8891 a phi node before calling dump_vops.
8893 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8895 * tree-dump.h (dump_string_field): Declare.
8896 * tree-dump.c: Use it instead of dump_string.
8897 (dump_string_field): Make non-static.
8899 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
8901 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
8902 up the minimal CFG stuff always when optimize > 0. Call
8903 split_all_insns_noflow in PIC case if needed.
8905 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
8906 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
8908 PR c++/18279
8909 * c-decl.c (c_write_global_declarations): Dump contents of
8910 external scope to.
8911 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
8912 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
8913 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
8914 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
8915 is enabled.
8917 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
8919 * c-common.h (GCC_DIAG_STYLE): Define.
8920 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
8921 version for format checking to 4.1.
8922 * c-format.c: Include toplev.h after c-common.h.
8923 (enum format_type): Add gcc_tdiag_format_type.
8924 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
8925 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
8926 (format_types_orig): Add gcc_tdiag.
8927 (init_dynamic_diag_info): Support gcc_tdiag formats.
8928 (handle_format_attribute): Likewise.
8929 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
8930 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
8931 version for format checking to 4.1.
8932 (warning0, warning, error, pedwarn, sorry): Use
8933 ATTRIBUTE_GCC_DIAG.
8934 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
8935 (finish_aliases_1): Do not use %qE.
8936 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
8937 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
8938 Correct format bugs.
8939 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
8940 parameter to unsigned HOST_WIDE_INT.
8941 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
8943 2005-07-02 David Edelsohn <edelsohn@gnu.org>
8945 PR middle-end/21742
8946 * expr.c (write_complex_part): Use adjust_address for MEM.
8947 (read_complex_part): Same.
8949 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
8951 Fix PR tree-optimization/22280
8953 * tree-sra.c (generate_element_init): Remove useless loop.
8955 2005-07-02 Richard Henderson <rth@redhat.com>
8957 * config/alpha/alpha.c (alpha_legitimize_address): Check for
8958 TLS_MODEL_NONE.
8959 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
8961 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
8963 PR middle-end/14490
8964 * fold-const.c (fold_binary): Handle the return value of
8965 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
8966 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
8968 2005-07-02 Jeff Law <law@redhat.com>
8970 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
8971 a eliminate type conversion which feeds an equality comparison
8972 if the original type or either operand in the comparison is a
8973 function pointer.
8975 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
8977 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
8978 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
8979 texts.
8980 * config/avr/avr.c: Do not use '`' as left quote.
8981 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
8982 Remove "." from end of diagnostics. Make diagnostics start with
8983 lowercase letter.
8985 2005-07-02 Zack Weinberg <zack@codesourcery.com>
8986 Joseph S. Myers <joseph@codesourcery.com>
8988 * toplev.c (default_tree_printer): Handle setting location with
8989 '+' flag.
8990 * c-objc.common.c (c_tree_printer): Likewise.
8991 * c-format.c (gcc_diag_flag_specs): Add '+'.
8992 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
8993 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
8994 formats.
8995 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
8996 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
8997 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
8998 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
8999 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
9000 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
9001 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
9002 format arguments where %J is used without %D.
9004 2005-07-02 Jakub Jelinek <jakub@redhat.com>
9006 * gcc.c (LINK_SSP_SPEC): Define.
9007 (link_ssp_spec): New variable.
9008 (LINK_COMMAND_SPEC): Add %(link_ssp).
9009 (static_specs): Add link_ssp_spec.
9010 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
9011 * configure: Rebuilt.
9012 * config.in: Rebuilt.
9014 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
9015 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
9016 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
9017 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
9018 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
9019 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
9020 -0x7008(2) instead of reading __stack_chk_guard variable.
9021 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
9022 number.
9023 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
9024 (stack_protect_set, stack_protect_test): Use *_tls* patterns
9025 if TARGET_THREAD_SSP_OFFSET is defined.
9026 (stack_tls_protect_set_si, stack_tls_protect_set_di,
9027 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
9029 Revert:
9030 2005-06-27 Richard Henderson <rth@redhat.com>
9031 * libgcc-std.ver (GCC_4.1.0): New.
9032 * libgcc.h (__stack_chk_guard): Declare.
9033 (__stack_chk_fail, __stack_chk_fail_local): Declare.
9034 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
9035 * mklibgcc.in (lib2funcs): Add them.
9037 2005-07-01 Richard Henderson <rth@redhat.com>
9039 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
9040 void * before struct sigcontext *.
9041 (x86_fallback_frame_state): Likewise.
9043 2005-07-01 James E. Wilson <wilson@specifixinc.com>
9045 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
9047 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
9049 PR tree-opt/22269
9050 * tree-ssa-reassoc.c (should_transpose): Fix which operand
9051 we check for SSA_NAME for.
9053 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
9055 Fix PR tree-optimization/22071
9057 * tree-ssa-structalias.c (offset_overlaps_with_access): New
9058 function.
9059 (get_constraint_for_component_ref): Use it.
9061 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
9063 PR other/22264
9064 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
9065 print out the last new line.
9067 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
9069 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
9070 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
9071 * config/cris/cris.c (cris_conditional_register_usage): Adjust
9072 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
9073 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
9074 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
9075 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
9076 (enum reg_class): New member CC0_REGS.
9077 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
9078 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
9079 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
9080 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
9081 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
9082 Adjust for register now described.
9084 2005-07-01 Jakub Jelinek <jakub@redhat.com>
9086 PR target/22262
9087 * config/i386/i386.md (stack_protect_test_si,
9088 stack_protect_test_di): Add earlyclobber for scratch 3.
9089 * config/rs6000/rs6000.md (stack_protect_testsi,
9090 stack_protect_testdi): Add earlyclobber for scratch 3,
9091 remove earlyclobber from scratch 4.
9093 Older entries for 2005 can be found in ChangeLog-2005.