+2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
+
+ * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
+ systems, which are assumend to always provide SSP-support in glibc.
+ * configure: Regenerate.
+
+ * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/kFreeBSD,
+ GNU/kNetBSD systems in the `*-*-linux*' case.
+ * configure: Regenerate.
+
+2008-11-14 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/36125
+ * function.c (gimplify_parameters): For callee copies parameters,
+ move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
+
+2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
+
+ PR target/28102
+ * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*', x86
+ parts into the `i[34567]86-*-linux*' and parts that are independent of
+ the processor architecture into the `*-*-linux*' cases.
+ (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
+ * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
+ (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
+ [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
+ * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
+ (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
+ (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
+
+2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
+
+ * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
+ * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
+ (ls2_idiv): Likewise idiv3.
+ (ls2_prefetch): New reservation.
+ * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
+ * config/mips/mips.md (type): Add imul3nc and idiv3.
+ (length): Handle idiv3.
+ (any_mod): New code_iterator.
+ (u): Handle MOD and UMOD.
+ (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
+ (prefetch): Handle TARGET_LOONGSON_2EF.
+
+2008-11-13 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/27017
+ * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
+ (prune_unused_types_walk): Call it for non-perennial local classes.
+ Set die_mark to 2 if recursing on children. If die_mark is 1 on
+ entry, just set it to 2 and recurse on children, don't walk attributes
+ again.
+
+2008-11-13 Martin Michlmayr <tbm@cyrius.com>
+
+ * c-common.c (warn_about_parentheses): Add missing whitespace
+ in warning.
+
+2008-11-13 Paul Brook <paul@codesourcery.com>
+
+ * doc/invoke.texi: Document --fix-cortex-m3.
+ * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
+ Cortex-M3 cpu is selected.
+ (output_move_double): Avoid overlapping base register and first
+ destination register when fix_cm3_ldrd.
+ * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
+
+2008-11-13 Jakub Jelinek <jakub@redhat.com>
+
+ PR bootstrap/38100
+ * gimple.h (gimple_range_check_failed): Remove prototype.
+ * gimple.c (gimple_check_failed): Don't check GCC_VERSION
+ in guarding #if.
+ (gimple_range_check_failed): Removed.
+
+2008-11-13 Andrew Haley <aph@redhat.com>
+
+ PR bootstrap/38088
+ * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
+ __LONG_LONG_MAX__.
+
+2008-11-12 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/36478
+ Revert:
+ 2007-05-07 Mike Stump <mrs@apple.com>
+ * doc/invoke.texi (Warning Options): Document that -Wempty-body
+ also checks for and while statements in C++.
+
+2008-11-12 Dodji Seketeli <dodji@redhat.com>
+
+ PR debug/27574
+ * cgraph.h: New abstract_and_needed member to struct cgraph_node.
+ * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
+ - which clones are reachable - as "abstract and needed".
+ * cgraph.c (cgraph_release_function_body): If a node is
+ "abstract and needed", do not release its DECL_INITIAL() content
+ that will be needed to emit debug info.
+
+2008-11-12 Steve Ellcey <sje@cup.hp.com>
+
+ PR target/27880
+ * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
+ to set HAVE_GETIPINFO.
+ * aclocal.m4: Include ../config/unwind_ipinfo.m4.
+ * configure: Regenerate.
+ * config.in: Regenerate.
+
+2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
+
+ PR bootstrap/38010
+ * gcc/config.gcc: Use darwin9.h on darwin10 as well.
+
+2008-11-12 Jakub Jelinek <jakub@redhat.com>
+
+ Revert:
+ 2008-10-21 Jakub Jelinek <jakub@redhat.com>
+ * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
+
+2008-11-12 Jason Merrill <jason@redhat.com>
+
+ PR c++/38007
+ * c-common.c (c_common_signed_or_unsigned_type): Remove C++
+ special casing.
+
+2008-11-12 Anatoly Sokolov <aesok@post.ru>
+
+ * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
+ atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
+ atmega32u6 devices.
+ * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
+ * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
+
+2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+
+ * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
+ packed-stack special handling.
+ (FRAME_ADDR_RTX): Add definition.
+
+2008-11-12 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/35366
+ * fold-const.c (native_encode_string): New function.
+ (native_encode_expr): Use it for STRING_CST.
+
+2008-11-12 DJ Delorie <dj@redhat.com>
+
+ * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
+ insns if the intermediate value will be used later.
+
+2008-11-12 Andreas Schwab <schwab@suse.de>
+
+ * config/m68k/m68k.c (print_operand): Mask off extra extension
+ bits when writing out the representation of real values.
+
+2008-11-12 Ira Rosen <irar@il.ibm.com>
+
+ PR tree-optimization/38079
+ * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
+ with vect_dump.
+
+2008-11-12 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/35334
+ * c-pretty-print.c (pp_c_complex_expr): New function.
+ (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
+
+ PR target/35366
+ * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
+ than INNER and INNER is a constant, forcibly align INNER as much
+ as needed.
+
+2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
+
+2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
+
+ PR rtl-optimization/37363
+ * simplify-rtx.c (simplify_plus_minus): Don't create (const (minus ...))
+ expresisons.
+
+2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
+
+ * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
+ handling.
+
+2008-11-10 Catherine Moore <clm@codesourcery.com>
+
+ * config.gcc (mips64vrel-*-elf*): Include the tm_file
+ prior to vr.h.
+ * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
+ (BASE_DRIVER_SELF_SPECS): Remove.
+ (DRIVER_SELF_SPECS): New definition.
+ * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
+ BASE_DRIVER_SELF_SPECS.
+ * config/mips/sde.h: Likewise.
+ * config/mips/iris6.h: Likewise.
+ * config/mips/vr.h: Likewise.
+ * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
+
+2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR rtl-optimizations/37948
+ * ira-int.h (struct ira_allocno_copy): New member constraint_p.
+ (ira_create_copy, ira_add_allocno_copy): New parameter.
+
+ * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
+ to ira_add_allocno_copy.
+ (process_reg_shuffles, add_insn_allocno_copies): Pass a new
+ parameter to process_regs_for_copy.
+ (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
+ Fix typo in passing second allocno to ira_add_allocno_copy.
+
+ * ira-color.c (update_conflict_hard_regno_costs): Use head of
+ coalesced allocnos list.
+ (assign_hard_reg): Ditto. Check that assigned allocnos are not in
+ the graph.
+ (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
+ (add_ira_allocno_to_ordered_bucket): Rename to
+ add_allocno_to_ordered_bucket.
+ (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
+ head of coalesced allocnos list.
+ (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
+ Check that it is aready calculated.
+ (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
+ (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
+ list.
+ (coalesce_allocnos): Do extended coalescing too.
+
+ * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
+ parameter to ira_add_allocno_copy.
+
+ * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
+ parameter.
+ (print_copy): Print copy origination too.
+
+ * ira-costs.c (scan_one_insn): Use alloc_pref for load from
+ equivalent memory.
+
+2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR rtl-optimization/37514
+ * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
+ flag_ira_share_spill_slots to 2 if it's already non-zero.
+ (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
+ flag_ira_share_spill_slots is 2.
+
+2008-11-10 Kevin Buettner <kevinb@redhat.com>
+
+ * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
+ (prologue_enter_32): Set FB to SP - 4.
+
+2008-11-10 DJ Delorie <dj@redhat.com>
+
+ * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
+ constraint for single-bit-clear in lower byte of HI constant, vs
+ Imb which just ignores the upper byte.
+ * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
+ * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
+ (iorhi3_16): Check for single bit set, not single bit clear.
+
+2008-11-10 Janis Johnson <janis187@us.ibm.com>
+
+ * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
+
+ * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
+
+2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
+
+ * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
+ values living in memory and use more precise alignment information.
+
+2008-11-10 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/35314
+ * tree-mudflap.c (mf_build_check_statement_for): Split then_block
+ after __mf_check call if the call must end a bb.
+
+2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
+
+ PR middle-end/37807
+ PR middle-end/37809
+ * combine.c (force_to_mode): Do not process vector types.
+
+ * rtlanal.c (nonzero_bits1): Do not process vector types.
+ (num_sign_bit_copies1): Likewise.
+
+2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
+
+ * config/i386/gnu.h: Add copyright and licensing header.
+ * config/gnu.h: Likewise.
+
+2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ * fwprop.c (fwprop_done): Call df_remove_problem.
+
+2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
+
+ PR middle-end/37379
+ * tree-scalar-evolution.c (instantiate_scev_1): Return
+ chrec_dont_know for VL_EXP_CLASS_P.
+
+2008-11-06 Uros Bizjak <ubizjak@gmail.com>
+
+ * reg-stack.c (reg_to_stack): Add missing braces in memset
+ size calculation.
+
+2008-11-06 Andrew Stubbs <ams@codesourcery.com>
+
+ * config/arm/bpabi.h (PROFILE_HOOK): New undef.
+ (NO_PROFILE_COUNTERS): New define.
+
+2008-11-06 David Edelsohn <edelsohn@gnu.org>
+
+ PR target/26397
+ * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
+
+2008-11-06 Kazu Hirata <kazu@codesourcery.com>
+
+ PR target/35574
+ * config/sparc/constraints.md (D): New.
+ * config/sparc/predicates.md (const_double_or_vector_operand): New.
+ * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
+ 'D' constraint.
+ * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
+ Use the 'D' constraint in addition to 'F' in some alternatives.
+ (DF splitter): Generalize for V64mode.
+ * doc/md.texi (SPARC): Document the 'D' constraint.
+
+2008-11-06 Uros Bizjak <ubizjak@gmail.com>
+
+ * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
+
+2008-11-06 Ben Elliston <bje@au.ibm.com>
+
+ * gcc.c: Remove ancient comment about a bug in Sun cc.
+
+2008-11-05 Janis Johnson <janis187@us.ibm.com>
+
+ * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
+
+2008-11-06 Ben Elliston <bje@au.ibm.com>
+
+ * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
+
+2008-11-06 Ben Elliston <bje@au.ibm.com>
+
+ * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
+ description.
+
+2008-11-05 Hans-Peter Nilsson <hp@axis.com>
+
+ PR target/38016
+ * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
+ just MEM_P.
+
+2008-11-05 Martin Jambor <mjambor@suse.cz>
+
+ PR middle-end/37861
+ * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
+ pointer arithmetics into array_ref if the array is accessed
+ through an indirect_ref.
+
+2008-11-05 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/37742
+ * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
+ qualified pointer conversion before stripping qualifiers.
+ * gimplify.c (create_tmp_from_val): Use correctly qualified type.
+ * tree-flow.h (may_propagate_address_into_dereference): Declare.
+ * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
+ function.
+ (ccp_fold): Use it.
+ * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
+ properly canonicalize binary ops.
+ (forward_propagate_addr_expr_1): Use
+ may_propagate_address_into_dereference.
+
+2008-11-05 Uros Bizjak <ubizjak@gmail.com>
+
+ PR middle-end/37286
+ * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
+ Initialize uninitialized input registers with a NaN.
+
+2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
+
+ PR middle-end/37833
+
+ * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
+
+2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
+
+ PR middle-end/37943
+
+ * graphite.c (scopdet_basic_block_info): Fix loops with multiple
+ exits and conditions.
+ * testsuite/gcc.dg/graphite/pr37943.c: New.
+
+2008-11-04 Jakub Jelinek <jakub@redhat.com>
+ Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR c/35430
+ * c-common.c (warn_for_sign_compare): For complex result_type
+ use component's type.
+
+2008-11-04 Jakub Jelinek <jakuB@redhat.com>
+
+ * print-tree.c (print_node): Use code instead of TREE_CODE (node).
+
+ * print-tree.c (print_node): Don't print DECL_INITIAL
+ for PARM_DECL.
+
+ PR c/37106
+ * c-common.c (parse_optimize_options): Save and restore
+ flag_strict_aliasing around decode_options call.
+
+2008-11-04 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/driver-i386.c (enum vendor_signatures): New enum.
+ (host_detect_local_cpu): Use it instead of casted strings to
+ compare vendor signatures.
+
+2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
+
+ PR target/37989
+ * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
+ or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
+
+2008-11-03 Catherine Moore <clm@codesourcery.com>
+
+ * config/mips.c (mips_conditional_register_usage): Handle the
+ DSP control register.
+ * doc/extend.texi: Document the DSP control register.
+
+2008-11-03 Steve Ellcey <sje@cup.hp.com>
+ Jakub Jelinek <jakub@redhat.com>
+
+ * omp-low.c (expand_omp_for_generic): If iter_type has different
+ precision than type and type is a pointer type, cast n1 and n2
+ first to an integer type with the same precision as pointers
+ and only afterwards to iter_type.
+
+2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
+ (UNSPEC_GOTSYM_OFF): New unspec.
+ (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
+ (pic_add_dot_plus_eight): Likewise.
+ (tls_load_dot_plus_eight): Likewise. Update peephole2.
+ * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
+ UNSPEC_PIC_BASE operands.
+ * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
+ (arm_output_addr_const_extra): Handle it.
+
+2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
+
+ * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
+ integer class to full integer class if the offset is not word-aligned.
+
+2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR rtl-opt/37782
+ * loop-doloop.c (doloop_modify): Add from_mode argument that says what
+ mode count is in.
+ (doloop_optimize): Update call to doloop_modify.
+
+2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
+
+ * tree-sra.c (bitfield_overlaps_p): Fix oversight.
+
+2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ PR other/37463
+ * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
+ gcc_cv_as_cfi_directive.
+ (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
+ merging read-only and read-write sections or assembler emits
+ read-write .eh_frame sections.
+ * configure: Regenerate.
+
+2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
+
+ Revert:
+ 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
+
+ * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
+ problem.
+ (rs6000_emit_prologue): Invert logic.
+ * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
+ (reg:P 11) instead of match_operand.
+ (*save_fpregs_<mode>): Likewise.
+ (*restore_gpregs_<mode>): Likewise.
+ (*return_and_restore_gpregs_<mode>): Likewise.
+ (*return_and_restore_fpregs_<mode>): Likewise.
+ * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
+ (reg:P 11) insted of match_operand.
+ (*restore_gpregs_spe): Likewise.
+ (*return_and_restore_gpregs_spe): Likewise.
+
+2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
+
+ PR tree-optimization/37684
+ * gcc.dg/graphite/pr37684.c: New.
+ * graphite.c (exclude_component_ref): New.
+ (is_simple_operand): Call exclude_component_ref.
+
+2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
+
+ PR tree-optimization/36908
+ * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
+ * tree-loop-distribution.c (number_of_rw_in_rdg): New.
+ (number_of_rw_in_partition): New.
+ (partition_contains_all_rw): New.
+ (ldist_gen): Do not distribute when one of the partitions
+ contains all the memory operations.
+
+2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
+
+ * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
+ EDGE_IRREDUCIBLE_LOOP.
+
+2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
+ where we have one entry point in the loop which isn't the head.
+
+2008-11-03 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/37573
+ * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
+
+2008-11-03 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/37858
+ * passes.c (execute_one_pass): Don't look at cfun->curr_properties
+ for ipa and simple ipa passes.
+
+2008-11-02 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/37542
+ * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
+ * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
+ (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
+ (vn_nary_op_insert_stmt): Likewise.
+ (visit_use): Likewise.
+
+2008-11-02 Anatoly Sokolov <aesok@post.ru>
+
+ * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
+ (*swap): Remove.
+ (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
+ rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
+ (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
+ ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
+ lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
+ peephole2's): Replace unspec with rotate.
+ * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
+
+2008-11-02 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/37991
+ * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
+ * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
+ (set_ssa_val_to): Print if the value changed.
+ (simplify_binary_expression): Strip useless conversions.
+
+2008-11-01 Hans-Peter Nilsson <hp@axis.com>
+
+ PR target/37939
+ * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
+ operand.
+
+2008-11-01 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/37976
+ * builtins.c (fold_builtin_strspn): Return a size_t.
+ (fold_builtin_strcspn): Likewise.
+
+2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
+
+ * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
+ attribute for struct return convention.
+
+2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
+
+ * config/rs6000/crtsavres.asm: Really, really delete.
+
+2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
+
+ * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
+ problem.
+ (rs6000_emit_prologue): Invert logic.
+ * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
+ (reg:P 11) instead of match_operand.
+ (*save_fpregs_<mode>): Likewise.
+ (*restore_gpregs_<mode>): Likewise.
+ (*return_and_restore_gpregs_<mode>): Likewise.
+ (*return_and_restore_fpregs_<mode>): Likewise.
+ * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
+ (reg:P 11) insted of match_operand.
+ (*restore_gpregs_spe): Likewise.
+ (*return_and_restore_gpregs_spe): Likewise.
+
+2008-10-28 Luis Machado <luisgpm@br.ibm.com>
+
+ * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
+ list of word switches that take args.
+
+2008-10-30 Jakub Jelinek <jakub@redhat.com>
+
+ * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
+ (s390_output_pool_entry): Call it through for_each_rtx.
+
+ PR middle-end/37730
+ * expr.c (store_constructor): For vectors, if target is a MEM, use
+ target's MEM_ALIAS_SET instead of elttype alias set.
+
+2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR target/37909
+ * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
+ no address.
+
+2008-10-29 David Edelsohn <edelsohn@gnu.org>
+
+ PR target/37878
+ * config/rs6000/predicates.md (word_offset_memref_operand):
+ Restructure code and look inside auto-inc/dec addresses.
+
+2008-10-29 Steve Ellcey <sje@cup.hp.com>
+
+ PR target/32277
+ * libgcov.c ( __gcov_indirect_call_profiler): Check
+ TARGET_VTABLE_USES_DESCRIPTORS.
+
2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
* config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
PR middle-end/37813
- * ira-conflicts.c (process_regs_for_copy): Remove class subset
- check.
+ * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
* ira-int.h (ira_hard_regno_cover_class): New.
* ira-lives.c (mark_reg_live, mark_reg_dead,
process_bb_node_lives): Use ira_hard_regno_cover_class.
- * ira.c (reg_class ira_hard_regno_cover_class): New global
- variable.
+ * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
(setup_hard_regno_cover_class): New function.
(ira_init): Call setup_hard_regno_cover_class.
2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR middle-end/37316
- * pa.c (function_arg_padding): Pad complex and vector types upward in
- 64-bit runtime.
+ * pa.c (function_arg_padding): Pad complex and vector types
+ upward in 64-bit runtime.
(function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
2008-10-26 Matthias Klose <doko@ubuntu.com>
* doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
* config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
- and short arguments to the correct location as mandated by the
- ABI.
+ and short arguments to the correct location as mandated by the ABI.
2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
check_p_tool, check_p_vars, check_p_subno, check_p_comma,
check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
New variables.
- (check-subtargets, check-%-subtargets, check-parallel-%): New
- targets.
+ (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
(check-%): For test targets listed in lang_checks_parallelized
if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
run the testing in multiple make goals, possibly parallel, and
* tree-inline.c (tree_inlinable_function_p): Remove tuples
debugging hack.
- * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from
- INTEGER_CSTs.
+ * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
PR debug/37020
* c-decl.c (merge_decls): Don't call outlining_inline_function hook.
2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
PR c/30260
- * c-decl.c (finish_enum): Convert non-integer enumerators to enum
- type.
+ * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
(build_enumerator): Convert enumerators that fit in integer to
integer type.
2008-10-15 Jan Hubicka <jh@suse.cz>
- * ira-emit.c (change_regs): Return false when replacing reg by
- itself.
+ * ira-emit.c (change_regs): Return false when replacing reg by itself.
2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
Define new target hooks.
(TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
(ia64_optimization_options): Turn on selective scheduling with -O3,
- disable -fauto-inc-dec. Set mflag_sched_control_spec to true by default
- with selective scheduling.
+ disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
+ default with selective scheduling.
(ia64_override_options): Initialize align_loops and align_functions
to 32 and 64, respectively. Set global selective scheduling flags
according to target-dependent flags.
(final_emit_insn_group_barriers): Emit stop bits before insns starting
a new cycle.
(sel2_run): New variable.
- (ia64_reorg): When flag_selective_scheduling2 is set, run the selective
- scheduling pass instead of schedule_ebbs.
+ (ia64_reorg): When flag_selective_scheduling2 is set, run the
+ selective scheduling pass instead of schedule_ebbs.
* config/ia64/ia64.md (speculable1, speculable2): New attributes.
(UNSPEC_LDS_A): New UNSPEC.
* config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
* config/rs6000/rs6000.md
Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
- the instruction would have been microcoded on the Cell. Set cell_micro
- to always on unnamed patterns for the string instructions.
+ the instruction would have been microcoded on the Cell. Set
+ cell_micro to always on unnamed patterns for the string instructions.
(cell_micro): Update definition, remove load/store conditional
microcoded.
(sign_extend:DI): Define new pattern for non microcoded version.
* pa.md (call, call_value): Generate an rtx for register r4 and pass
it to PIC call patterns.
(call_symref_pic): Revise pattern to expose PIC register save. Remove
- code generation and attributes from pattern. Change peephole2 to split
- for noreturn case. Revise split pattern for non noreturn case.
+ code generation and attributes from pattern. Change peephole2 to
+ split for noreturn case. Revise split pattern for non noreturn case.
(call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
* pa.c (attr_length_call): Simplify extraction of call rtx. Add some
* tree.h (get_object_alignment): Declare.
* emit-rtl.c (set_mem_attributes_minus_bitpos): Call
get_object_alignment if needed.
- * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand handling
- to ...
+ * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
+ handling to ...
(get_object_alignment): ... here. New function. Try harder to
determine alignment from get_inner_reference returned offset.