+2007-10-17 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
+ altivec sp_offset. Rearrange sp_offset assignments to
+ correspond to stack adjustments. Use frame_reg_rtx for
+ SPE register restores. Correct SPE stack adjustment.
+
+2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ * builtins.c (gimplify_va_arg_expr): Use inform for help message.
+ * toplev.c (check_global_declaration_1): Use appropriate warning
+ option instead of unnamed warning.
+ * stor-layout.c (layout_decl): Likewise.
+ * c-typeck.c (build_conditional_expr): Likewise.
+ (build_compound_expr): Fix wrong comment.
+ (build_binary_op): Use appropriate warning option instead of
+ unnamed warning.
+ * cfgexpand.c (tree_expand_cfg): Likewise.
+ * tree-optimize.c (tree_rest_of_compilation): Likewise.
+ * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
+ (execute_warn_function_return): Likewise.
+ * stmt.c (warn_if_unused_value): Likewise.
+
+2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
+
+ * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
+ * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
+ similar devices.
+ (CRT_BINUTILS_SPECS): Likewsie.
+ * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
+
+2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
+
+ PR target/33594
+ * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
+
+2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * dce.c (init_dce): Only initialize the obstacks for the fast pass.
+ (fini_dce): Only release them for the fast pass.
+ (end_ud_dce): Delete.
+ (rest_of_handle_ud_dce): Do not modify df_in_progress.
+ Call fini_dce instead of end_ud_dce.
+ (rest_of_handle_fast_dce): Do not modify df_in_progress.
+ (run_fast_df_dce): Reset df_in_progress to false on exit.
+
+2007-10-16 Paolo Bonzini <bonzini@gnu.org>
+ Maxim Kuvyrkov <maxim@codesourcery.com>
+
+ * target.h (unspec_may_trap_p): New target hook.
+ * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
+ * targhooks.c (default_unspec_may_trap_p): Default implementation of
+ the hook.
+ * targhooks.h (default_unspec_may_trap_p): Declare it.
+ * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
+ * rtlanal.c (may_trap_p_1): Use new hook. Make global.
+ * rtl.h (may_trap_p_1): Declare.
+
+ * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
+ override default hook implementation.
+ (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
+ hook.
+
+2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ * doc/invoke.texi (Wextra): Move it just after Wall, list the
+ options enabled by Wextra and mention Wuninitialized.
+
+2007-10-15 Nigel Stephens <nigel@mips.com>
+
+ * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
+
+2007-10-15 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/33136
+ * opts.c (decode_options): Don't enable flag_ipa_type_escape.
+
+2007-10-15 Alexandre Oliva <aoliva@redhat.com>
+
+ PR tree-optimization/33735
+ PR tree-optimization/33572
+ * tree-inline.c (update_ssa_across_abnormal_edges): Revert
+ 2007-10-09's change.
+ * except.c (duplicate_eh_regions): Don't look for prev_try
+ beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
+
+2007-10-15 Alexandre Oliva <aoliva@redhat.com>
+
+ PR middle-end/33706
+ * tree-inline.c (copy_bb): Use bsi_replace to replace a
+ __builtin_va_arg_pack-containing call stmt.
+
+2007-10-15 Razya Ladelsky <razya@il.ibm.com>
+
+ * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
+ program flag.
+
+2007-10-15 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/33619
+ * tree-ssa-ter.c (is_replaceable_p): Return false for all
+ calls.
+
+2007-10-15 David Edelsohn <edelsohn@gnu.org>
+
+ * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
+
+2007-10-15 Richard Guenther <rguenther@suse.de>
+
+ * fold-const.c (extract_array_ref): Remove.
+ (fold_comparison): Handle POINTER_PLUS_EXPR with the
+ generic address expression comparison folding. Remove
+ the folding that used extract_array_ref.
+
+2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
+
+ PR target/33133
+ * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
+ speculation type of insn can be changed before trying to do that.
+
+2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * dse.c (struct insn_info): Add 'frame_read' field.
+ (scan_insn): For the call to a const function, set frame_read if
+ reload has been run.
+ If the insn reads the frame, kill the frame related stores.
+ (scan_reads_nospill): Likewise.
+
+2007-10-14 Jason Merrill <jason@redhat.com>
+
+ * tree-eh.c (optimize_double_finally): Don't assume that the
+ cleanup we're duplicating is only one statement.
+
+2007-10-14 Kazu Hirata <kazu@codesourcery.com>
+
+ * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
+ config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
+ modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
+ tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
+ tree-vect-transform.c: Fix comment typos.
+ * doc/extend.texi: Fix a typo.
+
+ * c-common.h: Remove the prototype for c_expand_body.
+ * c-tree.h: Remove the prototype for c_disregard_inline_limits.
+ * tree.h: Remove the prototype for fold_build_call_expr.
+
+ * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
+ Remove.
+ * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
+
+2007-10-13 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/aix53.h: New file.
+ * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
+ (TARGET_ALTIVEC_ABI): Same.
+ * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
+ (TARGET_ALTIVEC_ABI): Delete.
+ * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
+ stanza defaulting to aix5.3.
+
+2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
+
+ * config/i386/i386.md (SI_REG, DI_REG): New constants.
+ (strmov): Use defined constants.
+ (cmpstrnsi): Likewise.
+ * config/i386/i386.c (decide_alg): Use defined constants.
+ (ix86_expand_strlen): Likewise.
+
+2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
+
+ * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
+ * var-tracking.c (micro_operation_def): Update comment on u.loc.
+ (mode_for_reg_attrs, var_lowpart): New functions.
+ (add_uses): Consider recording a lowpart of LOC for MO_USE.
+ (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
+ or copy is known, set LOC to the SET that performs the set, instead
+ of the destination.
+ (find_src_status, find_src_set_src): Remove LOC parameter.
+ Replace INSN with the source value.
+ (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
+ handling MO_SET and MO_COPY. Update the calls to find_src_status
+ and find_src_set_src.
+
+2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
+
+ PR 11001
+ * config/i386/i386.md (strmov): Check for esi and edi usage.
+ * config/i386/i386.c (decide_alg): Check whether we can use a
+ rep prefix and adjust algorithm choice accordingly.
+ (ix86_expand_strlen): Check for eax, ecx, and edi usage.
+
+2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
+
+2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ * global.c (build_insn_chain): Formatting fixes.
+
+2007-10-12 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-forwprop.c (forward_propagate_into_cond): For
+ combining both operands require either both have single uses
+ or combining to a constant.
+
+2007-10-12 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/26198
+ * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
+ a rhs with side-effects or which is a load.
+ (forward_propagate_into_cond): Also try combining both operands.
+
+2007-10-12 Uros Bizjak <ubizjak@gmail.com>
+
+ PR tree-optimization/33742
+ * tree-vect-transform.c (vectorizable_operation): Return false
+ if get_vectype_for_scalar_type for scalar_dest can't be determined.
+ (vectorizable_call): Same for rhs_type and lhs_type.
+
+2007-10-12 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/33645
+ * tree-ssa-live.c (mark_all_vars_used): Add data argument,
+ pass it to walk_tree.
+ (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
+ When calling set_is_used on a VAR_DECL, if data is not NULL and
+ its DECL_UID is in the bitmap, call mark_all_vars_used on its
+ DECL_INITIAL after clearing the bit in bitmap.
+ (remove_unused_locals): Adjust mark_all_vars_used callers.
+ Instead of removing unused global vars from unexpanded_var_list
+ immediately record them in bitmap, call mark_all_vars_used on
+ all used global vars from unexpanded_var_list and only purge
+ global vars that weren't found used even during that step.
+
+2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * gthr-posix.h (__gthread_active_init): Create detached instead of
+ joinable thread when testing whether threads are active on hppa-hpux.
+ * gthr-posix95.h (__gthread_active_init): Likewise.
+
+2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ PR middle-end/33676
+ * global.c (build_insn_chain): Include insn that occur between
+ basic blocks.
+
+2007-10-11 Tom Tromey <tromey@redhat.com>
+
+ * gengtype-yacc.y: Delete.
+
+2007-10-11 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
+ * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
+ function_value_32, function_value_64, function_value_ms_64,
+ setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
+ legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
+ Use new constants.
+
+2007-10-11 Richard Guenther <rguenther@suse.de>
+
+ * gcse.c (hash_scan_set): If the next nonnote insn is in
+ a different basic block insert the set.
+
+2007-10-11 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/33724
+ * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
+ (verify_gimple_expr): Use it to verify pointer-to types for
+ ADDR_EXPRs.
+
+2007-10-11 Richard Guenther <rguenther@suse.de>
+
+ PR c/33726
+ * c-typeck.c (build_array_ref): Do not strip qualifiers from
+ the array element type.
+
+2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR rtl-optimization/33638
+ * dse.c (struct insn_info): Remove 'stack_read' field,
+ add 'stack_pointer_based' field.
+ (record_store): For a store with non-constant base, record
+ whether it is stack pointer based.
+ (scan_insn): For the call to a const function, remove stack
+ pointer based stores from the list of local active stores.
+ (scan_reads_nospill): Delete code dealing with const functions.
+
+2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
+
+ * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
+ to HOST_WIDE_INT.
+ (conflict_p, set_conflict, set_conflicts): Likewise.
+ * global.c (global_alloc): Likewise.
+ * ra.h: Update prototypes.
+
+2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
+
+ * opth-gen.awk: Fixed generation of comment stating the origin
+ of options.h
+
+2007-10-10 Kazu Hirata <kazu@codesourcery.com>
+
+ Revert:
+ 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
+ * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
+ and '%}', respectively.
+
+ Revert:
+ 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
+ * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
+ * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
+ and '}'.
+ * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
+ meant to be output.
+
+ Revert:
+ 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
+ * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
+ syntax for ASSEMBLER_DIALECT.
+ * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
+
+2007-10-10 Revital Eres <eres@il.ibm.com>
+
+ * modulo-sched.c (check_nodes_order): Dump the final order of
+ the nodes.
+ (get_sched_window): Add dump info.
+ (calculate_order_params): Dump order params of the nodes.
+
+2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ PR middle-end/33669
+ * ra-conflict.c (record_one_conflict_between_regnos,
+ set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
+ (global_conflicts): Enhanced incorrect check.
+
+2007-10-09 Geoffrey Keating <geoffk@apple.com>
+
+ * dwarf2out.c (output_call_frame_info): FDEs are always emitted
+ if flag_exceptions is not set.
+ * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
+ assemble_name rather than incorrectly emulating it.
+
+ * doc/extend.texi (Deprecated Features): Mention that <? and >? and
+ friends are removed from G++.
+
+2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
+ -Wwrite-strings and -Wmultichar are enabled by default, so Wall
+ enabling them is redundant. Don't check two times for
+ c_dialect_cxx.
+
+2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
+
+ * ra-conflict.c (record_one_conflict_between_regnos): Revert
+ the last change.
+ (set_conflicts_for_earlyclobber): Likewise.
+ (global_conflicts): Likewise.
+
+2007-10-09 Kazu Hirata <kazu@codesourcery.com>
+
+ * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
+ and '%}', respectively.
+
+2007-10-09 Kazu Hirata <kazu@codesourcery.com>
+
+ * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
+ * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
+ and '}'.
+ * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
+ meant to be output.
+
+2007-10-09 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/33692
+ * gimplify.c (canonicalize_component_ref): Honor qualifiers
+ of referenced structure and component.
+
+2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ PR middle-end/33669
+ * ra-conflict.c (record_one_conflict_between_regnos,
+ set_conflicts_for_earlyclobber, global_conflicts): Improved
+ logging.
+ (global_conflicts): Removed incorrect check.
+
+2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
+
+ PR tree-optimization/33615
+ * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
+ if the statement might throw. Fix formatting.
+
+2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
+
+ PR tree-optimization/33615
+ * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
+ if the rhs might throw.
+
+2007-10-09 Jan Hubicka <jh@suse.cz>
+
+ * invoke.texi (align-threshold, align-loop-iterations): Document.
+ * final.c: Include cfgloop.h, params.h
+ (compute_alignments): Dump decisions and compare them with loop
+ structure; honor given parameters.
+ (pass_compute_alignments): New dump file.
+ * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
+ * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
+
+2007-10-09 James E. Wilson <wilson@specifix.com>
+
+ PR tree-optimization/33655
+ PR middle-end/22156
+ * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
+ convert it to bitsizetype before size_binop call.
+
2007-10-09 Alexandre Oliva <aoliva@redhat.com>
PR tree-optimization/33572
* ra.h: New file.
* reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
usage to DF_LIVE usage.
+ (reload): Remove reference to df_get_live_top.
* rtlanal.c (subreg_nregs_with_regno): New function.
* df-scan.c (df_def_record_1, df_uses_record): Add code to set
DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
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