+2006-09-11 Guenter Roeck <guenter@roeck-us.net>
+ David Edelsohn <edelsohn@gnu.org>
+
+ PR target/27287
+ * config/rs6000/spe.md (frob_df_di): Remove %H.
+ (frob_di_df): Remove %H. Change evmergelo to mr.
+ (frob_di_df_2): Remove %H. Change evldd to two loads.
+
+2006-09-11 Hideki Iwamoto <h-iwamoto@kit.hi-ho.ne.jp>
+
+ * doc/cpp.texi: Fix names of charset options.
+
+2006-09-10 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR target/29009
+ * config/i386/i386.c (override_options): Use 128-bit
+ stack boundary always for 64bits.
+
+2006-09-10 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR rtl-optimization/28636
+ * combine.c (force_to_mode): Test for side-effects before
+ substituting by zero.
+ (simplify_shift_const): Likewise for zero or other constants.
+
+2006-09-10 Steven Bosscher <steven@gcc.gnu.org>
+
+ PR middle-end/26983
+ * builtins.c (expand_builtin_setjmp): Force next_lab to be
+ preserved.
+
+2006-09-10 Richard Sandiford <richard@codesourcery.com>
+
+ PR target/29006
+ * config/mips/mips-protos.h (mips_mem_fits_mode_p): Declare.
+ * config/mips/mips.c (mips_expand_unaligned_store): Use the mode
+ returned by mode_for_size, rather than the mode of src itself,
+ to choose between 32-bit and 64-bit patterns.
+ (mips_mem_fits_mode_p): New function.
+ * config/mips/mips.md (mov_<load>l, mov_<load>r): Use it to check
+ that the size of the source matches the size of the destination.
+ (mov_<store>l, mov_<store>r): Likewise.
+
+2006-09-10 Eric Christopher <echristo@apple.com>
+
+ * config/darwin.c (machopic_select_rtx_section): Add CONST_VECTOR
+ for literal16.
+
+2006-09-09 Eric Christopher <echristo@apple.com>
+
+ PR target/28995
+ * config/darwin.c (machopic_select_rtx_section): Add TARGET_64BIT
+ for literal16.
+
+2006-09-09 Roger Sayle <roger@eyesopen.com>
+ Nicolas Setton <setton@adacore.com>
+
+ * dwarf2out.c (convert_cfa_to_fb_loc_list): Handle DW_CFA_set_loc.
+
+2006-09-10 Andreas Schwab <schwab@suse.de>
+
+ * config/m68k/m68k.md (bungt_rev): New pattern.
+
+2006-09-09 Paolo Bonzini <bonzini@gnu.org>
+ Dale Johannesen <dalej@apple.com>
+
+ PR target/26778
+ * regclass.c (struct reg_pref): Update documentation.
+ (regclass): Set prefclass to NO_REGS if memory is the best option.
+ (record_reg_classes): Cope with a prefclass set to NO_REGS.
+
+2006-09-08 Eric Christopher <echristo@apple.com>
+
+ * config.gcc (i?86-*-darwin): Add 64-bit HWI support.
+ * config/t-slibgcc-darwin: Support x86_64 multilib.
+ * config/i386/i386.h (JUMP_TABLES_IN_TEXT_SECTION):
+ Return 1 for x86_64-darwin.
+ * config/i386/t-darwin: Add m64 multilib.
+ (LIB2_SIDITI_CONV_FUNCS): Use.
+ (LIB2FUNCS_EXTRA): Ditto.
+ * config/i386/darwin.h: Support x86_64.
+ * config/i386/i386.c (override_options): Turn on flag_pic
+ for x86_64-darwin. Disable flag_omit_pointer.
+ (get_pc_thunk_name): Assert !TARGET_64BIT.
+ (legitimate_address_p): Disable machopic addressing for
+ x86_64.
+ (legitimize_pic_address): Ditto.
+ (ix86_expand_move): Ditto.
+ (ix86_expand_call): Ditto.
+ (machopic_output_stub): Ditto.
+ * config/darwin.c (machopic_select_section): Support literal16.
+ (machopic_select_rtx_section): Ditto.
+ * config/darwin-sections.def: Ditto.
+ * config/darwin-64.c: New.
+
+2006-09-08 Joseph S. Myers <joseph@codesourcery.com>
+
+ PR c/28504
+ * c-tree.h (struct c_arg_info): Add pending_sizes.
+ * c-parser.c (c_parser_parms_declarator,
+ c_parser_parms_list_declarator): Initialize pending_sizes.
+ * c-decl.c (get_parm_info): Initialize pending_sizes.
+ (get_parm_info): Set pending_sizes.
+ (grokdeclarator): Call put_pending_sizes for parameters for
+ function definition only.
+
+2006-09-07 Jason Merrill <jason@redhat.com>
+
+ PR middle-end/27724
+ * varasm.c (output_constant): Only strip actual no-op conversions.
+
+ PR target/13685
+ * config/i386/i386.c (override_options): Use 128-bit
+ stack boundary if -msse.
+
+2006-09-07 Eric Christopher <echristo@apple.com>
+
+ * config/darwin.h (MACHO_SYMBOL_FLAG_VARIABLE): Update
+ comment.
+ * config/i386/darwin.h (MACHO_SYMBOL_FLAG_VARIABLE):
+ Redefine.
+
+2006-09-07 Geoffrey Keating <geoffk@apple.com>
+
+ * dwarf2out.c: Remove strange characters from comment above
+ dwarf2out_frame_debug_expr.
+
+2006-09-07 Eric Christopher <echristo@apple.com>
+
+ * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Move from here...
+ * config/darwin.h: ... to here.
+
+2006-09-07 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.c (x86_partial_flag_reg_stall): New.
+
+ * config/i386/i386.h (x86_partial_flag_reg_stall): New.
+ (TARGET_PARTIAL_FLAG_REG_STALL): New.
+
+ * config/i386/i386.md (*ashldi3_cmp_rex64): Disabled for
+ TARGET_PARTIAL_FLAG_REG_STALL.
+ (*ashldi3_cconly_rex64): Likewise.
+ (*ashlsi3_cmp): Likewise.
+ (*ashlsi3_cconly): Likewise.
+ (*ashlsi3_cmp_zext): Likewise.
+ (*ashlhi3_cmp): Likewise.
+ (*ashlhi3_cconly): Likewise.
+ (*ashlqi3_cmp): Likewise.
+ (*ashlqi3_cconly): Likewise.
+ (*ashrdi3_cmp_rex64): Likewise.
+ (*ashrdi3_cconly_rex64): Likewise.
+ (*ashrsi3_cmp): Likewise.
+ (*ashrsi3_cconly): Likewise.
+ (*ashrsi3_cmp_zext): Likewise.
+ (*ashrhi3_cmp): Likewise.
+ (*ashrhi3_cconly): Likewise.
+ (*ashrqi3_cmp): Likewise.
+ (*ashrqi3_cconly): Likewise.
+ (*lshrdi3_cmp_rex64): Likewise.
+ (*lshrdi3_cconly_rex64): Likewise.
+ (*lshrsi3_cmp): Likewise.
+ (*lshrsi3_cconly): Likewise.
+ (*lshrsi3_cmp_zext): Likewise.
+ (*lshrhi3_cmp): Likewise.
+ (*lshrhi3_cconly): Likewise.
+ (*lshrqi2_cmp): Likewise.
+ (*lshrqi2_cconly): Likewise.
+
+2006-09-07 Uros Bizjak <uros@kss-loka.si>
+
+ PR target/28946
+ * config/i386/i386.md ("*ashldi3_cconly_rex64", "*ashlsi3_cconly",
+ "*ashlhi3_cconly", "*ashlqi3_cconly", "*ashrdi3_one_bit_cconly_rex64",
+ "*ashrdi3_cconly_rex64", "*ashrsi3_one_bit_cconly", "*ashrsi3_cconly",
+ "*ashrhi3_one_bit_cconly", "*ashrhi3_cconly",
+ "*ashrqi3_one_bit_cconly", "*ashrqi3_cconly",
+ "*lshrdi3_cconly_one_bit_rex64", "*lshrdi3_cconly_rex64",
+ "*lshrsi3_one_bit_cconly", "*lshrsi3_cconly",
+ "*lshrhi3_one_bit_cconly", "*lshrhi3_cconly",
+ "*lshrqi2_one_bit_cconly", "*lshrqi2_cconly": New patterns to
+ implement only CC setting effects of shift instructions.
+
+2006-09-07 Martin Michlmayr <tbm@cyrius.com>
+
+ * doc/contrib.texi: Add myself.
+
+2006-09-07 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR middle-end/28862
+ * stor-layout.c (relayout_decl): Don't zero the alignment if it
+ was set by the user.
+
+2006-09-07 Paolo Bonzini <bonzini@gnu.org>
+
+ PR target/27117
+ * config/sh/sh.md (divsi_inv_qitable, divsi_inv_hitable): New patterns.
+ (divsi_inv_m1): Use them.
+ (UNSPEC_DIV_INV_TABLE): New constant.
+
+2006-09-06 James E Wilson <wilson@specifix.com>
+
+ PR rtl-opt/27883
+ * flow.c (update_life_info): If UPDATE_LIFE_LOCAL and PROP_DEATH_NOTES
+ then call count_or_remove_death_notes.
+
+2006-09-06 Jason Merrill <jason@redhat.com>
+
+ PR c++/27371
+ * tree-inline.c (copy_result_decl_to_var): New fn.
+ (declare_return_variable): Use it. Call declare_inline_vars here.
+ (expand_call_inline): Not here.
+
+2006-09-06 Diego Novillo <dnovillo@redhat.com>
+
+ * doc/contrib.texi: Update my entry.
+
+2006-09-06 Nick Clifton <nickc@redhat.com>
+
+ * config/frv/frv.h (EXTRA_MEMORY_CONSTRAINT): Define.
+
+2006-09-05 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR tree-opt/28937
+ * tree-flow.h (tree_ssa_unswitch_loops): Return unsigned int.
+ (canonicalize_induction_variables): Likewise.
+ (tree_unroll_loops_completely): Likewise.
+ (tree_ssa_prefetch_arrays): Likewise.
+ (remove_empty_loops): Likewise.
+ * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Return
+ TODO_cleanup_cfg instead of directly calling
+ cleanup_tree_cfg_loop.
+ * tree-ssa-loop-ivcanon.c (canonicalize_induction_variables):
+ Likewise.
+ (tree_unroll_loops_completely): Likewise.
+ (remove_empty_loops): Likewise.
+ * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Likewise.
+ * tree-ssa-loop.c (tree_ssa_loop_unswitch): Use the return value
+ of tree_ssa_unswitch_loops.
+ (tree_ssa_loop_ivcanon): Use the return value of
+ canonicalize_induction_variables.
+ (tree_ssa_empty_loop): Use the return value of
+ remove_empty_loops.
+ (tree_complete_unroll): Use the return value of
+ tree_unroll_loops_completely.
+ (tree_ssa_loop_prefetch): Use the return value of
+ tree_ssa_prefetch_arrays.
+ * passes.c (execute_todo): Before Cleanup CFG, set
+ updating_used_alone and after cleanup CFG, call
+ recalculate_used_alone.
+
+2006-09-05 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR tree-opt/28952
+ * tree-vect-transform.c (vectorizable_condition): Move the check
+ for the type after the check for simple condition.
+
+2006-09-05 J"orn Rennecke <joern.rennecke@st.com>
+ Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR target/28764
+ * mode-switching.c (optimize_mode_switching): Make the destination
+ block of an abnormal edge have no anticipatable mode. Don't
+ insert mode switching code at the end of the source block of
+ an abnormal edge.
+
+2006-09-05 Paolo Bonzini <bonzini@gnu.org>
+
+ PR rtl-optimization/26847
+ * simplify-rtx.c (struct simplify_plus_minus_op_data): Remove ix.
+ (simplify_plus_minus_op_data_cmp): For REGs, break ties on the regno.
+ (simplify_plus_minus): Count n_constants while filling ops. Replace
+ qsort with insertion sort. Before going through the array to simplify
+ pairs, sort it. Delay early exit until after the first sort, exiting
+ only if no swaps occurred. Simplify pairs in reversed order, without
+ special-casing the first iteration. Pack ops after simplifying pairs.
+
+2006-09-05 Anatoly Sokolov <aesok@post.ru>
+
+ * config/avr/avr.c (avr_mcu_types): Add support for at90pwm1 device.
+ * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
+ * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
+ (avr_rtx_costs): Mark 'outer_code' argument with ATTRIBUTE_UNUSED.
+
+2006-09-05 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/28900
+ * tree-if-conv.c (find_phi_replacement_condition): Gimplify
+ compound conditional before creating COND_EXPR condition.
+
+2006-09-05 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/28905
+ * tree-vrp.c (fix_equivalence_set): Manually implement
+ !value_ranges_intersect_p to also handle symbolic ranges.
+
+2006-09-05 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/28935
+ * tree-ssa-ccp.c (fold_stmt_r): Make sure to fold the condition
+ of a COND_EXPR.
+
+2006-09-04 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR rtl-optimization/27616
+ * cse.c (table_size): New static variable.
+ (new_basic_block): Initialize it to 0.
+ (remove_from_table): Decrement it.
+ (insert): Increment it.
+ (fold_rtx_mem_1): New function, renamed from fold_rtx_mem.
+ (fold_rtx_mem): Enforce a cap on the recursion depth. Call
+ fold_rtx_mem_1 if under the cap.
+ (fold_rtx) <RTX_COMM_ARITH>: In the associative case, delay a little
+ the lookup of the equivalent expression and test for equality of the
+ first operand of the equivalent expression before in turn looking up
+ an equivalent constant for the second operand.
+
+2006-09-02 Geoffrey Keating <geoffk@apple.com>
+
+ Revert this change:
+ 2006-03-17 Alexandre Oliva <aoliva@redhat.com>
+ * dwarf2out.c (dwarf2out_stack_adjust): Always track the stack
+ pointer, instead of assuming it is possible to derive the
+ correct args size from a call insn.
+
+2006-09-02 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/27567
+ * builtins.c (fold_builtin_memcpy, fold_builtin_memmove): Remove.
+ (fold_builtin_mempcpy): Rename to...
+ (fold_builtin_memory_op): ... this. Optimize one element copy
+ into an assignment.
+ (fold_builtin_memset, fold_builtin_bzero, fold_builtin_bcopy): New
+ functions.
+ (expand_builtin_strcpy, expand_builtin_strncpy): Handle COMPOUND_EXPR.
+ (expand_builtin_memcpy, expand_builtin_mempcpy,
+ expand_builtin_memmove): Likewise. Use fold_builtin_memory_op.
+ (fold_builtin_1): Handle BUILT_IN_MEMSET, BUILT_IN_BZERO and
+ BUILT_IN_BCOPY. Use fold_builtin_memory_op for
+ BUILT_IN_MEM{CPY,PCPY,MOVE}.
+
+2006-09-01 DJ Delorie <dj@redhat.com>
+
+ * config/m32c/cond.md (cbranch<mode>4): Defer splitting until after reload.
+ (stzx_16): Likewise.
+ ("stzx_24_<mode>"): Likewise.
+ ("stzx_reversed_<mode>"): Likewise, and make mode-specific.
+ ("cmp<mode>_op"): New.
+ (cmp<mode>): Change to expander; just save operands.
+ (b<code>_op): New.
+ (b<code>): Change to expander, emit compare here.
+ (s<code>_op): Change to use split and expander.
+ (s<code>_24_op): Likewise.
+ (s<code>_<mode>): New.
+ (s<code>_<mode>_24): New.
+ (movqicc_<code>_<mode): New.
+ (movhicc_<code>_<mode>): New.
+ (s<code>): New.
+ (s<code>_24): New.
+ * config/m32c/m32c.c (compare_op0, compare_op1): New.
+ (m32c_pend_compare): New.
+ (m32c_unpend_compare): New.
+ (m32c_expand_scc): New.
+ (m32c_expand_movcc): Emit the compare also.
+ * config/m32c/predicates.md (mra_nopp_operand): New.
+
+2006-09-01 J"orn Rennecke <joern.rennecke@st.com>
+ Richard Guenther <rguenther@suse.de>
+ Adam Nemet <anemet@caviumnetworks.com>
+
+ PR middle-end/27226
+ * builtins.c (get_pointer_alignment): Handle more forms
+ of base addresses that can be used to derive more precise
+ information about alignment.
+
+2006-09-01 Jason Merrill <jason@redhat.com>
+
+ PR c++/28899
+ * gimplify.c (gimplify_modify_expr_rhs) [BIND_EXPR]: Handle
+ want_value.
+
+ * gimplify.c (voidify_wrapper_expr): Handle null type.
+
+2006-09-01 Josh Conner <jconner@apple.com>
+
+ PR c++/25505
+ * tree-nrv.c (dest_safe_for_nrv_p): New function.
+ (execute_return_slot_opt): Use it.
+
+2006-08-31 Josh Conner <jconner@apple.com>
+
+ PR c++/25505
+ * tree-gimple.c (is_gimple_mem_rhs): Recognize functions
+ returning aggregates.
+
+2006-08-31 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR tree-optimization/28839
+ * tree-into-ssa.c (prune_unused_phi_nodes): Take into account kills in
+ blocks in that phi arguments appear.
+
+2006-08-31 Roger Sayle <roger@eyesopen.com>
+
+ PR other/22313
+ * dwarf2out.c (add_fde_cfi): Use a set_loc if the current label is
+ NULL, otherwise use an advance_loc4 to adjust relative to the
+ current label.
+ (output_cfi) <DW_CFA_set_loc>: Update the current label.
+ (dwarf2out_switch_text_section): Reset the current label to avoid
+ using advance_loc4 over section boundaries.
+
+2006-08-31 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ PR target/24367
+ * config/s390/s390.md ("movsi", "movdi" expander): Accept rtxes like
+ r12 + SYMBOLIC_CONST.
+
+2006-08-30 Richard Guenther <rguenther@suse.de>
+
+ * Makefile.in (see.o): Add $(EXPR_H) dependency.
+
+2006-08-30 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR rtl-optimization/27735
+ * cfgloopmanip.c (fix_loop_placements, fix_bb_placements, unloop):
+ Add new argument to keep track of whether an irreducible region
+ was affected. All callers changed.
+ (fix_irreducible_loops): Removed.
+ (remove_path): Call mark_irreducible_loops if EDGE_IRREDUCIBLE_LOOP
+ flags were invalidated.
+
+2006-08-29 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.md (*fop_df_comm_mixed): Match DF operands
+ instead of SF operands.
+ (*fop_df_comm_sse): Likewise.
+ (*fop_df_comm_i387): Likewise.
+ (*fop_df_1_mixed): Likewise.
+ (*fop_df_1_sse): Likewise.
+
+2006-08-29 Andrew Pinski <pinskia@physics.uc.edu>
+ J"orn Rennecke <joern.rennecke@st.com>
+
+ PR tree-optimization/17506
+ * tree-ssa.c (warn_uninit): If warning about a location outside of
+ the current function, note where the variable was declared.
+
+2006-08-28 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR tree-optimization/28411
+ * double-int.c (double_int_div): Use double_int_divmod.
+ (double_int_divmod, double_int_sdivmod, double_int_udivmod,
+ double_int_mod, double_int_smod, double_int_umod): New functions.
+ * double-int.h (double_int_divmod, double_int_sdivmod,
+ double_int_udivmod, double_int_mod, double_int_smod, double_int_umod):
+ Declare.
+ * tree-ssa-loop-ivopts.c (constant_multiple_of): Returns the result
+ in double_int.
+ (get_computation_aff, get_computation_cost_at): Handle double_int
+ return type of constant_multiple_of.
+
+2006-08-28 Kazu Hirata <kazu@codesourcery.com>
+
+ PR middle-end/26632
+ * convert.c (convert_to_integer): Set TREE_NO_WARNING to 1 on
+ an implicit conversion.
+
+2006-08-28 Prafulla Thakare <prafullat@kpitcummins.com>
+
+ * config/h8300/h8300.c (TARGET_DEFAULT_TARGET_FLAGS): New.
+
+2006-08-27 Roger Sayle <roger@eyesopen.com>
+
+ * ifcvt.c (cheap_bb_rtx_cost_p): Don't speculatively execute
+ x87 instructions.
+
+2006-08-27 Kazu Hirata <kazu@codesourcery.com>
+
+ * config/i386/crtfastmath.c: Fix a comment typo.
+
+2006-08-26 Roger Sayle <roger@eyesopen.com>
+
+ * tree.h (CASE_LOW_SEEN, CASE_HIGH_SEEN): New macros for manipulating
+ temporary visit flags on CASE_LABEL_EXPRs.
+ * c-common.c (match_case_to_enum): Add function comment. Avoid
+ O(N) loop, by looking up both CASE_LOW_SEEN and CASE_HIGH_SEEN.
+ (c_do_switch_warnings): Reorganize to record CASE_LOW_SEEN and
+ CASE_HIGH_SEEN for enumerated types. If the switch expression is
+ a constant, only warn if that constant value isn't handled.
+
+2006-08-26 Joseph S. Myers <joseph@codesourcery.com>
+
+ PR c++/24009
+ * input.h (restore_input_file_stack): Declare.
+ (INPUT_FILE_STACK_BITS): Define.
+ * toplev.c (fs_p, input_file_stack_history,
+ input_file_stack_restored, restore_input_file_stack): New.
+ (push_srcloc, pop_srcloc): Check for input_file_stack_tick
+ overflowing INPUT_FILE_STACK_BITS bits. Save new state of stack.
+ (pop_srcloc): Don't free old state of stack.
+
+2006-08-26 David Edelsohn <edelsohn@gnu.org>
+
+ PR target/27544
+ * doc/extend.texi (PowerPC Variable Attributes): Mention altivec.
+ (PowerPC Type Attributes): New.
+
+2006-08-26 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.c (function_arg_boundary): New.
+ (function_arg, xtensa_gimplify_va_arg_expr): Limit alignment to
+ STACK_BOUNDARY.
+ * config/xtensa/xtensa.h (FUNCTION_ARG_BOUNDARY): Move code to new
+ function_arg_boundary function that limits alignment to STACK_BOUNDARY.
+
+2006-08-26 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/28683
+ * cfgexpand.c (add_reg_br_prob_note): Check if last has exactly
+ 3 following insns.
+
+2006-08-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
+
+ * flow.c (verify_wide_reg): Use internal_error for consistency failure.
+ (verify_local_live_at_start): Likewise.
+
+2006-08-25 Joseph S. Myers <joseph@codesourcery.com>
+
+ PR c/27893
+ * gimplify.c (gimplify_decl_expr, gimplify_init_ctor_preeval,
+ omp_add_variable): Treat sizes as variable whenever not
+ INTEGER_CST.
+
+2006-08-26 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/28814
+ * fold-const.c (fold_binary): Fold temporary to correct
+ type before constructing new comparison.
+
+2006-08-25 Fariborz Jahanian <fjahanian@apple.com>
+
+ PR c/28418
+ * c-gimplify.c (gimplify_compound_literal_expr): Don't add
+ variable again if DECL_SEEN_IN_BIND_EXPR_P.
+
+2006-08-25 Joseph S. Myers <joseph@codesourcery.com>
+
+ PR c/28299
+ * c-decl.c (start_function): Don't try to process prototype
+ information from old declaration that isn't a function.
+
+2006-08-25 Jan Hubicka <jh@suse.cz>
+
+ PR target/28621
+ * config/i386/crtfastmath.c (set_fast_math): Force stack alignment.
+
+2006-08-25 Alan Modra <amodra@bigpond.net.au>
+
+ PR target/27075
+ * config/rs6000/rs6000.c (print_operand): Only use e500 %y syntax
+ for 8 byte objects.
+
+2006-08-25 J"orn Rennecke <joern.rennecke@st.com>
+
+ PR tree-optimization/16876
+ * c-typeck.c (c_convert_parm_for_inlining): Don't take early
+ exit if PARM doesn't match VALUE.
+
+2006-08-25 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Do not emit a
+ literal_prefix directive.
+ (XTENSA_DECLARE_FUNCTION_SIZE): Delete.
+ * config/xtensa/linux.h (ASM_DECLARE_FUNCTION_SIZE): Delete.
+ * config/xtensa/elf.h (ASM_DECLARE_FUNCTION_SIZE): Delete.
+
+2006-08-25 David Edelsohn <edelsohn@gnu.org>
+
+ PR target/28753
+ * config/rs6000/rs6000.md (movcc_internal1): Change operand 1
+ predicate to general_operand. Add 0->y and I->r alternatives.
+
+2006-08-25 Kazu Hirata <kazu@codesourcery.com>
+
+ * doc/tm.texi: Fix a typo.
+ * predict.c: Fix comment typos.
+
+2006-08-25 Nick Clifton <nickc@redhat.com>
+
+ * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Add
+ assertions of "cpu" and "machine".
+
+2006-08-24 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR tree-opt/28807
+ * tree-ssa-operands.c (access_can_touch_variable): Don't say
+ the access through a base which has an alias set of 0 cannot
+ touch the variable.
+
+2006-08-24 Bill Wendling <wendling@apple.com>
+
+ * doc/tm.texi (TARGET_DEFAULT_PACK_STRUCT): Fixed English.
+
+2006-08-24 Jan Hubicka <jh@suse.cz>
+
+ * reload1.c (emit_reload_insns): Fix yet another typo in my patch.
+
+2006-08-24 Jan Hubicka <jh@suse.cz>
+
+ PR debug/26881
+ * cgraph.c: Fix comments.
+ (cgraph_varpool_mark_needed_node): Mark only variables not already
+ output to file.
+ * cgraphunit.c: Update comments; include gt-cgraphunit.h
+ (cgraph_varpool_assembled_nodes_queue): New static variable.
+ (cgraph_varpool_assemble_decl): Record output decls for debug out code.
+ (cgraph_varpool_output_debug_info): New function.
+ (cgraph_finalize_compilation_unit, cgraph_optimize): Call it.
+ * Makefile.in: Add gt-cgraphunit.h
+
+2006-08-24 Jan Hubicka <jh@suse.cz>
+
+ * predict.c (probability_reliable_p): New predicate.
+ (edge_probability_reliable_p, br_prob_note_reliable_p): Likewise.
+ (predict_loops): Do not predict loop exit with less than 2%
+ probability.
+ * basic-block.h (edge_probability_reliable_p,
+ br_prob_note_reliable_p): Declare.
+ * ia64.h (ia64_print_operand): Do not disable on-chip branch
+ prediction when static predictor is not reliable.
+ * rs6000.c (output_cbranch): Likewise.
+
+2006-08-23 Stuart Hastings <stuart@apple.com>
+
+ PR 28825
+ * gcc/config/i386/i386.c (ix86_expand_vector_init_duplicate,
+ ix86_expand_vector_init_one_nonzero): Remove TARGET_SSE test.
+
+2006-08-21 Geoffrey Keating <geoffk@apple.com>
+
+ PR debug/28692
+ * dwarf2out.c (rtl_for_decl_init): Don't try to create RTL for
+ complex values, nor for generic vector values.
+
+2006-08-22 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/28776
+ * tree-scalar-evolution.c (fold_used_pointer): Add at_stmt
+ parameter. Convert arguments to arithmetic expression to the
+ chrecs type.
+ (analyze_scalar_evolution_1): Adjust caller.
+
+2006-08-22 Jan Hubicka <jh@suse.cz>
+
+ Patch by Paolo Bonzini
+ * reload1.c (emit_reload_insns): Fix incorrect bracketing introduced by
+ my previous patch.
+
+2006-08-22 Daniel Berlin <dberlin@dberlin.org>
+
+ PR tree-optimization/28003
+ * tree-ssa-alias.c (compute_may_aliases): Compute call clobbered
+ before grouping aliases.
+
+2006-08-22 Roger Sayle <roger@eyesopen.com>
+
+ * config/i386/i386.c (ix86_value_regno): Don't return FIRST_MMX_REG
+ if !TARGET_MMX, and don't return FIRST_SSE_REG if !TARGET_SSE.
+
+2006-08-21 Jason Merrill <jason@redhat.com>
+
+ PR c++/27115
+ * gimplify.c (voidify_wrapper_expr): Handle STATEMENT_LIST as a
+ wrapper. Loop to handle nested wrappers.
+ (gimplify_bind_expr): Remove temp parameter.
+ (gimplify_modify_expr_rhs): Handle CLEANUP_POINT_EXPR, BIND_EXPR
+ and STATEMENT_LIST on the rhs.
+ (gimplify_statement_list): Voidify the STATEMENT_LIST.
+ (gimplify_expr): Pass pre_p to gimplify_statement_list.
+ (gimplify_target_expr): Remove special BIND_EXPR handling.
+
+2006-08-21 J"orn Rennecke <joern.rennecke@st.com>
+
+ * config/sh/lib1funcs-Os-4-200.asm: Guard entire file with
+ #if !__SHMEDIA__ .
+
+2006-08-21 Olivier Hainque <hainque@adacore.com>
+
+ * gimplify.c (gimplify_init_constructor) <RECORD,UNION,ARRAY types>:
+ Arrange for the temporary captures of components overlapping the lhs
+ to happen before the lhs is possibly cleared.
+
+2006-08-21 Mark Shinwell <shinwell@codesourcery.com>
+
+ * config/arm/pr-support.c (__gnu_unwind_execute): Insert " + 1" in
+ necessary places to pass the correct "number of registers" values
+ to _Unwind_VRS_Pop.
+
+2006-08-20 Jan Hubicka <jh@suse.cz>
+
+ * tree-ssa-alias.c (eq_ptr_info, ptr_info_hash): New function.
+ (create_name_tags): Instead of quadratic checking use hashtable.
+ * bitmap.h: Include hashtab.h.
+ (bitmap_hash): Declare.
+ * bitmap.c (bitmap_hash): New function.
+
+2006-08-20 Jan Hubicka <jh@suse.cz>
+
+ PR rtl-optimization/28071
+ * tree-optimize.c (tree_rest_of_compilation): Do not remove edges
+ twice.
+ * tree-inline.c (copy_bb): Use cgraph_set_call_stmt.
+ * ipa-inline.c (cgraph_check_inline_limits): Add one_only argument.
+ (cgraph_decide_inlining, cgraph_decide_inlining_of_small_function,
+ cgraph_decide_inlining_incrementally): Update use of
+ cgraph_check_inline_limits.
+ * cgraph.c (edge_hash, edge_eq): New function.
+ (cgraph_edge, cgraph_set_call_stmt, cgraph_create_edge,
+ cgraph_edge_remove_caller, cgraph_node_remove_callees,
+ cgraph_remove_node): Maintain call site hash.
+ * cgraph.h (struct cgraph_node): Add call_site_hash.
+ (cgraph_set_call_stmt): New function.
+
+2006-08-20 Jan Hubicka <jh@suse.cz>
+
+ PR rtl-optimization/28071
+ * reload1.c (reg_has_output_reload): Turn into regset.
+ (reload_as_needed, forget_old_reloads_1, forget_marked_reloads,
+ choose_reload_regs, emit_reload_insns): Update to new
+ reg_has_output_reload.
+
+2006-08-20 Jan Hubicka <jh@suse.cz>
+
+ PR middle-end/28779
+ * ipa-inline.c (cgraph_decide_inlining, cgraph_early_inlining): Compute
+ function body sizes.
+ * cgraphunit.c (cgraph_analyze_function): Don't do so.
+
+2006-08-20 Danny Smith <dannysmith@users.sourceforge.net>
+
+ PR target/28648 c:
+ * tree.c (handle_dll_attribute): Return early if not a
+ var or function decl.
+
+2006-08-18 Joseph Myers <joseph@codesourcery.com>
+
+ PR target/27565
+ * config/rs6000/rs6000.h (LOCAL_ALIGNMENT): For SPE, only adjust
+ alignment of SPE vector types.
+
+2006-08-18 Christophe Jaillet <christophe.jaillet@wanadoo.fr>
+
+ * tree.c (is_attribute_with_length_p): Remove a duplicated assert.
+
+2006-08-17 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/28744
+ * cgraph.h (struct cgraph_node): Remove externally_visible
+ bitfield.
+ * cgraphunit.c (process_function_and_variable_attributes): Set
+ local.externally_visible rather than externally_visible.
+
+ PR c/28744
+ * c-common.c (handle_externally_visible_attribute): First look
+ at TREE_CODE and only if it is function or var decl, check for
+ non-public objects. Don't warn for DECL_EXTERNAL.
+ * cgraphunit.c (process_function_and_variable_attributes): Warn
+ if externally_visible attribute is used on non-public object.
+
+2006-08-17 Jan Hubicka <jh@suse.cz>
+
+ PR tree-optimization/27865
+ * reload1.c (forget_marked_reloads): New function.
+ (forget_old_reloads_1): When data are passed, just mark the registers
+ for later removal.
+ (reload_as_needed): Use the new mechanizm.
+
+2006-08-17 Alexandre Oliva <aoliva@redhat.com>
+
+ PR target/28146
+ * reload.h (reg_equiv_alt_mem_list): New declaration.
+ * reload1.c (reg_equiv_alt_mem_list): New definition.
+ (reload): Initialize it and release it.
+ (delete_output_reload): Use it.
+ * reload.c (push_reg_equiv_alt_mem): New function.
+ (find_reloads_toplev): Call it.
+ (find_reloads_address, find_reloads_address_1): Likewise.
+ (find_reloads_subreg_address): Likewise.
+
+2006-08-17 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
+
+ PR rtl-optimization/28489
+ * sched-ebb.c (begin_schedule_ready): Create basic block
+ at the right place.
+ (advance_target_bb): Skip empty blocks.
+ * haifa-sched.c (bb_note): Make global.
+ * sched-int.h (bb_note): Add prototype.
+
+2006-08-16 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR tree-optimization/27865
+ * tree-vrp.c (adjust_range_with_scev): Do not use TYPE_{MIN,MAX}_VALUE
+ for pointer types.
+ * tree-scalar-evolution.c (fold_used_pointer_cast, pointer_offset_p,
+ fold_used_pointer, pointer_used_p): New functions.
+ (analyze_scalar_evolution_1): Use fold_used_pointer.
+ * tree-chrec.c (convert_affine_scev): Convert no-op casts correctly.
+ * tree-ssa-loop-ivopts.c (generic_type_for): Return integral type
+ for pointers.
+
+2006-08-17 Paolo Bonzini <bonzini@gnu.org>
+
+ PR c++/28573
+ * c-common.c (fold_offsetof_1): Add an argument and recurse down to it
+ or the INTEGER_CST. Fail on a CALL_EXPR.
+ (fold_offsetof): Pass new argument to fold_offsetof_1.
+ * c-parser.c (c_parser_postfix_expression): Don't include a NULL
+ operand into an INDIRECT_REF.
+ * c-typeck.c (build_unary_op): Adjust call to fold_offsetof.
+
+2006-08-16 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR gcov/profile/26570
+ * value-prof.c (static_values): Removed.
+ (tree_find_values_to_profile): Do not set static_values.
+ (find_values_to_profile): Do not free static_values.
+ * profile.c (instrument_values): Do not free the values.
+ (branch_prob): Free the values.
+
+2006-08-16 Naveen.H.S <naveenh@kpitcummins.com>
+
+ * config/m32c/m32c_lib1.S (__mulsi3): Use only registers for dest.
+
+2006-08-16 Joseph S. Myers <joseph@codesourcery.com>
+
+ PR c/27697
+ * c-typeck.c (build_component_ref): Combine qualifiers of
+ structure or union and field.
+
+2006-08-16 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR rtl-optimization/28071
+ * basic-block.h (bb_dom_dfs_in, bb_dom_dfs_out): Declare.
+ * dominance.c (bb_dom_dfs_in, bb_dom_dfs_out): New functions.
+ * tree-into-ssa.c (struct dom_dfsnum): New.
+ (cmp_dfsnum, find_dfsnum_interval, prune_unused_phi_nodes): New
+ functions.
+ (insert_phi_nodes_for): Use prune_unused_phi_nodes instead of
+ compute_global_livein.
+ (prepare_block_for_update, prepare_use_sites_for): Mark the uses
+ in phi nodes in the correct blocks.
+
+2006-08-16 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR tree-optimization/28364
+ * tree-ssa-loop-ivopts.c (aff_combination_to_tree): Handle zero
+ correctly.
+ (fold_affine_expr): New function.
+ (may_eliminate_iv): Use fold_affine_expr.
+
+2006-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
+
+ PR c/27489
+ * c-typeck.c (c_start_case): Handle invalid orig_type correctly.
+ Clean up.
+
+2006-08-16 Mike Stump <mrs@apple.com>
+
+ * doc/invoke.texi (-Wno-deprecated-declarations): Fixup use of pxref.
+ * doc/cppopts.texi (-MD): Likewise.
+
+2006-08-15 Danny Smith <dannysmith@users.sourceforge.net>
+
+ PR c/28287
+ * c-common.c (handle_weak_attribute): Ignore and warn if
+ not a FUNCTION_ or VAR_DECL.
+
+2006-07-15 Mike Stump <mrs@apple.com>
+
+ PR c/28280
+ * c-parser.c (c_parser_typeof_specifier): Don't use
+ c_finish_expr_stmt, open code desired semantics instead.
+
+2006-08-15 Nick Clifton <nickc@redhat.com>
+
+ * config.gcc (x86-mingw32): Add a gthr-win32.h including makefile
+ fragment to tmake_file only if threads are enabled.
+ * config/i386/t-mingw32 (LIB2FUNCS_EXTRA): Move to...
+ * config/i386/t-gthr-win32: New file. ... here.
+
+2006-08-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
+
+ PR c/28649
+ * c-parser.c (c_parser_compound_statement_nostart): Reset
+ parser->error after each statement.
+
+2006-08-15 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/28713
+ * omp-low.c (lower_omp_parallel): Convert t to
+ receiver_decl's type.
+ (expand_omp_parallel): STRIP_NOPS from the MODIFY_EXPR
+ source before comparison.
+
+ PR middle-end/28724
+ * gimplify.c (gimplify_omp_atomic_pipeline): Convert oldival
+ to itype in assignment to oldival2.
+
+2006-07-14 Andrew Pinski <pinksia@physics.uc.edu>
+
+ PR c/27490
+ PR c/27489
+ * c-typeck.c (build_compound_expr): If the second expression
+ is an error mark, then just return an error mark instead of
+ creating a COMPOUND_EXPR.
+
+2006-07-14 Mike Stump <mrs@apple.com>
+
+ * Makefile.in (LIBGCC_DEPS): Don't depend on LANGUAGES.
+
+2006-08-14 Kazu Hirata <kazu@codesourcery.com>
+
+ * c-decl.c, var-tracking.c: Fix comment typos.
+
+2006-08-14 Richard Sandiford <richard@codesourcery.com>
+
+ PR rtl-optimization/28634
+ * reorg.c (fill_slots_from_thread): Do not assume A + X - X == A
+ for floating-point modes unless flag_unsafe_math_optimizations.
+
+2006-08-13 Alexandre Oliva <aoliva@redhat.com>
+ Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR c/27184
+ * tree.c (build_array_type): Unify array types with
+ unspecified index_type.
+ * c-decl.c (grokdeclarator): Make sure we do not modify a
+ unified incomplete array type.
+ * c-typeck.c (store_init_value): Create distinct type before
+ filling in the index type in an initializer from a compound
+ literal.
+
+ * c-decl.c (grokdeclarator): Remove code where we copy the
+ array type over.
+
+2006-08-13 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * tree-pass.h (TODO_update_ssa): Fix which bit is used to take
+ into account for TODO_dump_cgraph.
+ (TODO_update_ssa_no_phi): Likewise.
+ (TODO_update_ssa_full_phi): Likewise.
+ (TODO_update_ssa_only_virtuals): Likewise.
+ (TODO_remove_unused_locals): Likewise.
+ (TODO_set_props): Likewise.
+ (TODO_update_stmt_usage): Likewise.
+
+2006-08-13 Dirk Mueller <dmueller@suse.de>
+
+ * c-common.c (strict_aliasing_warning): Fix formatting.
+
+2006-08-13 Matthias Klose <doko@debian.org>
+
+ * doc/invoke.texi: Fix spelling errors.
+
+2006-08-11 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR rtl-optimization/23454
+ * reorg.c (relax_delay_slots): Update comment.
+
+2006-08-11 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/28651
+ * simplify-rtx.c (simplify_const_relational_operation):
+ Simplify A CMP B to A - B CMP 0 only for EQ and NE comparison
+ codes.
+
+2006-08-10 Eric Botcazou <ebotcazou@adacore.com>
+
+ * tree.c (build1_stat): Also propagate the TREE_CONSTANT and
+ TREE_INVARIANT flags for a VIEW_CONVERT_EXPR.
+
+2006-08-10 Paul Brook <paul@codesourcery.com>
+
+ * final.c (final_scan_insn): Clear current_insn_predicate before
+ outputting inline asm.
+
+2006-08-10 Dorit Nuzman <dorit@il.ibm.com>
+
+ PR tree-optimization/26197
+ * tree-ssa-alias.c (new_type_alias): Takes additional argument. Calls
+ get_ref_base_and_extent and overlap_subvar to add only relevant
+ subvars as may-aliases.
+ (add_may_alias_for_new_tag): New function, factored out of
+ new_type_alias.
+ * tree-vect-transform.c (vect_create_data_ref_ptr): Call new_type_alias
+ with additional argument.
+ * tree-flow.h (new_type_alias): Takes additional argument.
+
+2006-08-09 Nathan Sidwell <nathan@codesourcery.com>
+
+ * gcov.c (no_data_file): New flag.
+ (read_count_file): Set it if data file not present. Assume counts
+ zero if not found.
+ (output_lines): Don't name the data file, if there wasn't one.
+
+2006-08-09 Eric Botcazou <ebotcazou@adacore.com>
+
+ * config/rs6000/rs6000.c (print_operand) <D>: Fix comment and adjust.
+ (rs6000_generate_compare): Tweak comments.
+ * config/rs6000/rs6000.md (UNSPEC_MV_CR_GT): Fix comment.
+
+2006-08-09 Alexandre Oliva <aoliva@redhat.com>
+
+ * var-tracking.c (enum micro_operation_type): Add MO_COPY.
+ (var_debug_decl): New function.
+ (var_reg_set): Follow debug decl link. Add location even if
+ reg is already known to hold some other variable.
+ (var_mem_set): Follow debug decl link.
+ (var_reg_delete_and_set, var_mem_delete_and_set): Follow debug
+ decl link. Delete other known locations of the variable part
+ if requested.
+ (var_reg_delete, var_mem_delete): Delete other known locations
+ of the variable part if requested.
+ (same_variable_part_p): New function.
+ (add_stores): Select MO_COPY when appropriate.
+ (vt_initialize): Handle it.
+ (compute_bb_dataflow, emit_notes_in_bb): Likewise. Delete
+ known locations for MO_SET and MO_CLOBBER.
+ (find_variable_location_part): New function.
+ (set_variable_part, delete_variable_part): Use it.
+ (clobber_variable_part): New function.
+ * dwarf2out.c (dwarf2out_var_location): Do not follow debug
+ decl link.
+
+2006-08-07 Victor Kaplansky <victork@il.ibm.com>
+
+ PR tree-optimization/26969
+ * tree-vect-analyze.c (vect_analyze_loop_form): Add check of latch
+ with an empty list of PHIs.
+
+2006-08-06 Paolo Bonzini <bonzini@gnu.org>
+
+ PR target/27827
+
+ * conffig/i386/i386.md: Add peephole2 to avoid "fld %st"
+ instructions.
+
+2006-08-06 Andreas Schwab <schwab@suse.de>
+
+ * config/m68k/m68k.c (m68k_output_function_epilogue): Fix format
+ string. Whitespace and comment fixup.
+
+2006-08-05 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
+
+ PR c/28502
+ * c-decl.c (validate_proto_after_old_defn): Return false on invalid
+ argument.
+
+ PR c/27721
+ * c-typeck.c (build_modify_expr): Test earlier for non-lvalues.
+
+ PR c/28136
+ * c-parser.c (c_parser_postfix_expression_after_paren_type): Robustify.
+
+2006-08-04 Jan Hubicka <jh@suse.cz>
+
+ PR target/26655
+ PR target/28270
+ * reload.c (push_reload): Patch out the mismatching instruction;
+ return early.
+ (find_reload): Bail out if the instruction was patched out.
+
+2006-08-04 Jan Hubicka <jh@suse.cz>
+
+ PR tree-optimization/24888
+ * tree-inline.c (expand_call_inline): Do not re-record variables.
+ (declare_inline_vars): Add variable to unexpanded_var_list.
+
+2006-08-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+ Roger Sayle <roger@eyesopen.com>
+
+ PR rtl-optimization/26244
+ * cse.c (fold_rtx): Correctly associate shifts when const_arg1 and/or
+ inner_const are negative or greater than or equal to the bitsize of
+ MODE. If SHIFT_COUNT_TRUNCATED is false, the values aren't associated.
+ Otherwise, the values are masked using GET_MODE_BITSIZE (mode) - 1.
+ Simplify complicated if statement. For ASHIFT and LSHIFTRT, return
+ CONST0_RTX (mode) when the new shift count is greater than or equal to
+ to the bitsize of the object being shifted and XEXP (y, 0) has no side
+ effects.
+
+2006-08-04 Kazu Hirata <kazu@codesourcery.com>
+
+ * tree-cfg.c: Fix a comment typo.
+
+2006-08-03 Mark Mitchell <mark@codesourcery.com>
+
+ PR c++/28148
+ * varasm.c (output_constant): Give the front end another chance to
+ expand constants, after stripping NOPs.
+
+2006-08-03 Jan Hubicka <jh@suse.cz>
+
+ * domwalk.c (walk_dominator_tree): Reorganize to non-recursive
+ implementation.
+
+2006-08-03 Dorit Nuzman <dorit@il.ibm.com>
+
+ PR tree-optimization/27770
+ * tree-vectorizer.h (get_vectype_for_scalar_type): Function
+ declaration removed (moved to tree-flow.h).
+ (vect_can_force_dr_alignment_p): Likewise.
+ * tree-flow.h (get_vectype_for_scalar_type): New function declaration
+ (moved from tree-vectorizer.h).
+ (vect_can_force_dr_alignment_p): Likewise.
+ * tree-vectorizer.c (vect_print_dump_info): Allow calling this function
+ from outside the vectorizer - in particular from cgraph stage.
+ * tree-vect-analyze.c (vect_compute_data_ref_alignment): Don't increase
+ the alignment of global arrays when -fsection-anchors is enabled.
+ * cgraphunit.c (cgraph_increase_alignment): New function.
+ (cgraph_optimize): Call cgraph_increase_alignment.
+
+2006-08-03 David Edelsohn <edelsohn@gnu.org>
+
+ PR target/27566
+ * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
+ not reload a SPE symbol_ref into a lo_sum address.
+
+2006-08-02 Daniel Jacobowitz <dan@codesourcery.com>
+
+ PR debug/28063
+ * dwarf2out.c (prune_unused_types_prune): Move call to
+ prune_unused_types_update_strings to cover the parent DIE also.
+
+2006-08-02 Jan Hubicka <jh@suse.cz>
+
+ PR gcov/profile/28480
+ * tree-cfg.c (change_bb_for_stmt): New function.
+ (tree_merge_blocks, tree_split_blocks): Use it.
+
+2006-08-01 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
+
+ PR c++/28250
+ PR c++/28257
+ PR c++/28259
+ PR c++/28267
+ * toplev.c (compile_file): Return early on errorcount or sorrycount.
+ * cgraphunit.c (cgraph_finalize_compilation_unit): Likewise.
+ (cgraph_optimize): Likewise.
+
+2006-08-01 Stuart Hastings <stuart@apple.com>
+
+ * rtl.h (UINTVAL) New.
+ * config/rs6000/rs6000.c (SMALL_INT) Use it.
+ * testsuite/gcc.dg/20060801-1.c: New.
+
+2006-08-01 Daniel Jacobowitz <dan@codesourcery.com>
+
+ PR debug/23336
+ * c-typeck.c (build_external_type): Mark used enum types.
+ * dwarf2out.c (dwarf2out_abstract_function): Save and restore
+ cfun also.
+ (gen_subprogram_die): Whitespace fix.
+
+2006-08-01 Jan Hubicka <jh@suse.cz>
+
+ * tree-outof-ssa.c (check_replaceable): Do not allocate def_vars
+ bitmap when not needed.
+ * tree-ssa-pre.c (bitmap_set_and, bitmap_set_and_compl): Free temporary
+ bitmaps.
+
+2006-08-01 Dirk Mueller <dmueller@suse.de>
+
+ * tree-vrp.c (fix_equivalence_set): Avoid bitmap memory leak.
+
+2006-07-31 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
+
+ * Makefile.in: Revert part of previous patch:
+ Replace $(VARRAY_H) by varray.h in definition of BASIC_BLOCK_H
+ and REGS_H.
+
+2006-07-30 Eric Christopher <echristo@apple.com>
+
+ PR target/27543
+ * doc/extend.texi (i386 Variable Attributes): Add anchor.
+ (PowerPC Variable Attributes): New section.
+
+2006-07-30 Atsushi Nemoto <anemo@mba.ocn.ne.jp>
+
+ PR target/28126 (partial fix)
+ * config/mips/mips.md (tls_get_tp_<mode>): Set can_delay to no.
+
+2006-07-28 Jan Hubicka <jh@suse.cz>
+
+ PR rtl-optimization/28071
+ * cfgrtl.c (rtl_delete_block): Free regsets.
+ * flow.c (allocate_bb_life_data): Re-use regsets if available.
+
+2006-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
+
+ * Makefile.in: Use $(HEADER_H) instead of header.h in dependencies
+ and variables used in dependencies.
+
+2006-07-27 Arjan van de Ven <arjan@linux.intel.com>
+
+ * config/i386/i386.md (stack_tls_protect_set_di) Use %gs rather than
+ %fs for -mcmodel=kernel.
+ (stack_tls_protect_test_di): Likewise.
+
+2006-07-27 Carlos O'Donell <carlos@codesourcery.com>
+
+ * Makefile.in: Use mkinstalldirs.
+
+2006-07-27 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR driver/28437
+ * opts-common.c (prune_options): Skip joined switches.
+
+2006-07-27 Jan Hubicka <jh@suse.cz>
+
+ PR rtl-optimization/28071
+ * cselib.c (cselib_process_insn): Don't remove useless values too
+ often for very large hashtables.
+
+2006-07-27 Jan Hubicka <jh@suse.cz>
+
+ PR rtl-optimization/28071
+ * global.c (greg_obstack): New obstack.
+ (allocate_bb_info): Use it.
+ (free_bb_info): Likewise.
+ (modify_reg_pav): Likewise.
+
+2006-07-27 Roger Sayle <roger@eyesopen.com>
+
+ * builtins.c (fold_fixed_mathfn): When long and long long are the
+ same size, canonicalize llceil*, llfloor*, llround* and llrint*
+ functions to their lceil*, lfloor*, lround* and lrint* forms.
+
+2006-07-27 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
+
+ PR gcc/28508
+ * config/m32r/m32r.md (branch_insn): Reduce pc range for short
+ branch.
+ (rev_branch_insn): Likewise.
+
+2006-07-27 Jan Hubicka <jh@suse.cz>
+
+ PR rtl-optimization/28071
+ * regmove.c (reg_is_remote_constant_p): Avoid quadratic behaviour.
+ (reg_set_in_bb, max_reg_computed): New static variables.
+ (regmove_optimize): Free the new array.
+ (fixup_match_1): Update call of reg_is_remote_constant_p.
+
+2006-07-26 Jan Hubicka <jh@suse.cz>
+
+ PR tree-optimization/27882
+ * cgraph.c (cgraph_remove_node): Clear needed, reachable, next, previous
+ and decl fields.
+ * cgraphunit.c (cgraph_reset_node): Expect cgraph_remove_node to kill
+ next pointer
+ (cgraph_analyze_compilation_unit): Likewise.
+ * ipa.c (cgraph_remove_unreachable_nodes): Likewise.
+ * ipa-inline.c (cgraph_decide_recursive_inlining): Likewise.
+ (cgraph_early_inlinine): Make order garbage collected.
+ * Makefile.in (gt-ipa-inline): New garbagecollected file.
+
+2006-07-26 Daniel Jacobowitz <dan@codesourcery.com>
+
+ * dbxout.c (output_types_sort): Add a comment.
+ (output_used_types): Free the VEC.
+
+2006-07-26 Daniel Jacobowitz <dan@codesourcery.com>
+
+ * function.c (reorder_fix_fragments): Delete.
+ (reorder_blocks): Don't call it.
+ (reorder_blocks_1): Put all subblocks under the origin block.
+
+2006-07-26 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR rtl-optimization/27907
+ * expr.c (force_operand): Use convert_move to handle FLOAT_EXTEND and
+ FLOAT_TRUNCATE.
+
+2006-07-25 Roger Sayle <roger@eyesopen.com>
+
+ PR middle-end/28473
+ * convert.c (convert_to_integer): When transforming (T)foo(x) into
+ bar(x) check that bar's result type can represent all the values of T.
+
+2006-07-25 Zdenek Dvorak <dvorakz@suse.cz>
+
+ * tree-chrec.c (chrec_convert_aggressive): Return NULL on failure.
+
+2006-07-25 Nick Clifton <nickc@redhat.com>
+
+ * ggc-page.c (NUM_SIZE_LOOKUP): New constant - the length of the
+ size_lookup[] array.
+ (ggc_alloc_stat): Use NUM_SIZE_LOOKUP.
+ (ggc_pch_count_object): Likewise.
+ (ggc_pch_alloc_object): Likewise.
+ (ggc_pch_write_object): Likewise.
+ (init_ggc): Do not attempt to initialize entries in the
+ size_lookup[] array for objects whose size is greater than than
+ the length of the array.
+
+2006-07-25 Daniel Jacobowitz <dan@codesourcery.com>
+
+ * dbxout.c (output_used_types_helper): Push queued types
+ on a VEC.
+ (output_types_sort): New.
+ (output_used_types): Collect used types on a VEC and sort them
+ before emission.
+
+2006-07-24 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/28463
+ * cgraph.c (cgraph_remove_node): Do not check if dumps
+ are enabled.
+ * cgraphunit.c (cgraph_optimize): Likewise.
+
+2006-07-24 Jan Hubicka <jh@suse.cz>
+
+ PR rtl-optimization/28071
+ * tree-cfg.c (tree_split_block): Do not allocate new stmt_list nodes.
+ * tree-iterator.c (tsi_split_statement_list_before): Do not crash when
+ splitting before first stmt.
+
+2006-07-24 Jan Hubicka <jh@suse.cz>
+
+ PR rtl-optimization/28071
+ * ipa-inline.c (update_caller_keys): Remove edges that
+ are no longer inline candidates.
+
+2006-07-23 Daniel Jacobowitz <dan@codesourcery.com>
+
+ PR debug/27473
+ * dbxout.c (output_used_types_helper, output_used_types): New.
+ (dbxout_symbol): Call output_used_types.
+
+2006-07-23 Jan Hubicka <jh@suse.cz>
+
+ PR c/25795
+ PR c++/27369
+ * cgraph.c (cgraph_varpool_nodes): Export.
+ (decide_is_variable_needed): Ignored "used" attribute in
+ unit-at-a-time mode.
+ * cgraph.h (cgraph_varpool_nodes): Declare.
+ * cgraphunit.c (decide_is_function_needed): Ignored "used" attribute in
+ unit-at-a-time mode.
+
+2006-07-23 Roger Sayle <roger@eyesopen.com>
+
+ PR target/28247
+ * gthr-solaris.h: Prototype __gthrw forms of thr_self, mutex_init and
+ mutex_destroy even when !_LIBOOBJC. Remove duplicate prototype of
+ the __gthrw form of thr_keycreate.
+ (__gthread_key_delete): Silence the unused argument warning.
+
+2006-07-23 Steven Bosscher <steven@gcc.gnu.org>
+
+ PR debug/25468
+ * config/elfos.h (ASM_OUTPUT_ASCII): Remove 'register' marks.
+ Cache the last found '\0' marker to avoid quadratic behavior.
+
+2006-07-23 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (subsi_3_zext): Fix output template.
+
+2006-07-21 Mike Stump <mrs@apple.com>
+
+ * doc/invoke.texi (C++ Dialect Options): Note that
+ -fvisibility-inlines-hidden doesn't affect explicitly
+ instantiationed inline methods.
+
2006-07-20 Roger Sayle <roger@eyesopen.com>
* config.gcc (i[34567]86-*-solaris2*): Add usegas.h to $tm_file
2006-07-20 Jason Merrill <jason@redhat.com>
* tree.c (remove_attribute): New fn.
+ * tree.h: Declare it.
2006-07-20 Paul Brook <paul@codesourcery.com>
2006-07-21 Danny Smith <dannysmith@users.sourceforge.net>
PR target/28427
- * config/i386/cygming.h (MAX_OFILE_ALIGNMENT): Define.
+ * config/i386/cygming.h (MAX_OFILE_ALIGNMENT): Define.
2006-07-20 Eric Christopher <echristo@apple.com>
2006-07-18 Paolo Bonzini <bonzini@gnu.org>
- * configure: Regenerate.
- * Makefile.in (build_libsubdir): New configure substitution
- (build_libobjdir): New variable.
- (BUILD_LIBIBERTY): Use it.
+ * configure: Regenerate.
+ * Makefile.in (build_libsubdir): New configure substitution
+ (build_libobjdir): New variable.
+ (BUILD_LIBIBERTY): Use it.
2006-07-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2006-06-05 Dorit Nuzman <dorit@il.ibm.com>
Victor Kaplansky <victork@il.ibm.com>
- PR tree-optimization/26360
- * tree-vectorizer.c (destroy_loop_vec_info): Remove (dead) pattern
- stmts.
+ PR tree-optimization/26360
+ * tree-vectorizer.c (destroy_loop_vec_info): Remove (dead) pattern
+ stmts.
2006-06-04 Roger Sayle <roger@eyesopen.com>
Andrew Pinski <pinskia@physics.uc.edu>
* recog.c (reg_fits_class_p): If cl is NO_REGS, return 0 immediately.
* doc/md.texi: Document new constraint-definition mechanism and the
C interface it provides. Remove references to old mechanism
- elsewhere in the document.
+ elsewhere in the document.
(Machine Constraints): Use pathnames relative to gcc directory,
i.e. config/ARCH/FILE. Change i386 section to refer to
config/i386/predicates.md; update that section to match docstrings.
* c.opt (-Wwrite-strings): Declare variable warn_write_strings.
Clarify documentation.
* c-common.h (warn_write_strings): Remove.
- * c-common.c (warn_write_strings): Likewise.
+ * c-common.c (warn_write_strings): Likewise.
* c-opts.c (c_common_init_options): Enable -Wwrite-strings by
default for C++.
PR c++/26140
Revert
2006-01-30 Richard Guenther <rguenther@suse.de>
- PR c++/23372
- * gimplify.c (gimplify_target_expr): Handle easy cases
- without creating a temporary.
+ PR c++/23372
+ * gimplify.c (gimplify_target_expr): Handle easy cases
+ without creating a temporary.
2006-02-07 Pete Steinmetz <steinmtz@us.ibm.com>
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