+2011-05-27 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+ Uros Bizjak <ubizjak@gmail.com>
+
+ * configure.ac (gcc_cv_as_ix86_tlsgdplt): Check for @tlsgdplt
+ (HAVE_AS_IX86_TLSGDPTL): Define.
+ (gcc_cv_as_ix86_tlsldmplt): Check for @tlsldmplt.
+ (HAVE_AS_IX86_TLSLDMPLT): Define.
+ * configure: Regenerate.
+ * config.in: Regenerate.
+ * config/i386/i386.c (ix86_print_operand): Handle code 'p'.
+ * config/i386/i386.md (*tls_global_dynamic_32_gnu): If
+ TARGET_SUN_TLS, use @tlsgdplt or @plt.
+ (*tls_global_dynamic_64): Use @plt if TARGET_SUN_TLS.
+ (*tls_local_dynamic_base_32_gnu): If TARGET_SUN_TLS, use
+ @tlsldmplt or @plt.
+ (*tls_local_dynamic_base_64): Use @plt if TARGET_SUN_TLS.
+
+2011-05-27 Bernd Schmidt <bernds@codesourcery.com>
+
+ * sched-int.h (struct _haifa_deps_insn_data): New members cond
+ and reverse_cond.
+ (INSN_COND, INSN_REVERSE_COND): New macros.
+ * sched-deps.c (deps_analyze_insn): Call sched_get_condition_with_rev
+ once.
+ (sched_get_condition_with_rev): Cache the results, and look them up
+ if possible.
+ (sched_analyze_insn): Destroy INSN_COND of previous insns if they
+ are clobbered by the current insn.
+ * target.def (exposed_pipline): New sched data hook.
+ * doc/tm.texi.in: TARGET_SCHED_EXPOSED_PIPELINE: Add hook.
+ * doc/tm.texi: Regenerate.
+
+2011-05-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
+
+ PR tree-optimization/49170
+ * tree-ssa-math-opts.c (execute_cse_sincos): Add checks for
+ sincos or cexp.
+
+2011-05-27 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/49189
+ * fold-const.c (fold_unary_loc): Do not re-fold folding conversions
+ of comparisons.
+
+2011-05-27 Bernd Schmidt <bernds@codesourcery.com>
+
+ * haifa-sched.c (sched_scan_info): Remove.
+ (schedule_block): Call sched_extend_luids rather than sched_init_luids
+ with NULL args.
+ (extend_bb, init_bb, extend_insn, init_insn, init_insns_in_bb):
+ Remove functions.
+ (sched_scan): Remove.
+ (sched_extend_luids): Renamed from luids_extend_insn and no longer
+ static. All callers changed.
+ (sched_init_insn_luid): Renamed from luids_init_insn and no longer
+ static. All callers changed.
+ (sched_init_luids): Remove all arguments except the first. All
+ callers changed. Don't use sched_scan.
+ (haifa_init_h_i_d): Likewise.
+ (haifa_init_insn): Call sched_extend_luids and sched_init_insn_luid
+ manually rather than using sched_init_luids. Likewise with
+ extend_h_i_d, init_h_i_d and haifa_init_h_i_d.
+ * sel-sched.c (sel_region_target_finish): Call sched_extend_luids
+ rather than sched_init_luids with NULL args.
+ * sel-sched-ir.c (new_insns): Remove variable.
+ (sched_scan): New static function, previously in haifa-sched.c. Remove
+ all arguments but the first two; all callers changed.
+ (sel_init_new_insn): Call sched_extend_luids and sched_init_insn_luid
+ rather than sched_init_luids.
+ (sel_init_bbs): Remove second argument. All callers changed.
+ (sel_add_bb): Call sched_extend_luids rather than sched_init_luids
+ with NULL arguments.
+ (create_insn_rtx_from_pattern): Likewise.
+ * sel-sched-ir.h (sel_init_bbs): Adjust declaration.
+ * sched-int.h (sched_init_luids, haifa_init_h_i_d): Likewise.
+ (sched_init_insn_luid, sched_extend_luids): Declare.
+ (sched_scan_info_def, sched_scan_info, sched_scan): Remove
+ declarations.
+
+2011-05-27 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/49177
+ * fold-const.c (fold_unary_loc): Fold (T)(A CMP B) to
+ A CMP B ? (T) true : (T) false for non-integral types T again.
+
+2011-05-27 Jan Hubicka <jh@suse.cz>
+
+ * lto-streamer-out.c (lto_string_index): break out from...; offset by 1
+ so 0 means NULL string.
+ (lto_output_string_with_length): ... here.
+ (lto_output_string, output_string_cst, output_identifier): Update
+ handling of NULL strings.
+ (lto_output_location_bitpack): New function.
+ (lto_output_location): Use it.
+ (lto_output_tree_ref): Use output_record_start.
+ (pack_ts_type_common_value_fields): Pack aliagn & alias set in var
+ len values.
+ * lto-streamer-in.c (string_for_index): Break out from ...; offset
+ values by 1.
+ (input_string_internal): ... here;
+ (input_string_cst, input_identifier, lto_input_string): Update handling
+ of NULL strings.
+ (lto_input_location_bitpack): New function
+ (lto_input_location): Use it.
+ (unpack_ts_type_common_value_fields): Pack align & alias in var len
+ values.
+ * lto-streamer.h (bp_pack_val_len_unsigned, bp_pack_val_len_int,
+ bp_unpack_val_len_unsigned, bp_unpack_val_len_int): Declare.
+ (bp_pack_value): Sanity check the value range.
+ * lto-section-in.c (bp_unpack_val_len_unsigned, bp_unpack_val_len_int):
+ New functions.
+ * lto-section-out.h (bp_pack_val_len_unsigned, bp_pack_val_len_int):
+ New functions.
+
+2011-05-27 Hariharan Sandanagobalane <hariharan@picochip.com>
+
+ * config/picochip/picochip.c (reorder_var_tracking_notes): Drop
+ call_arg_location instructions down the floor.
+
+2011-05-26 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR rtl-optimization/49154
+ * ira.c (setup_pressure_classes): Process class without sublcasses
+ as a candidate for pressure classes.
+
+2011-05-26 Richard Sandiford <rdsandiford@googlemail.com>
+
+ PR rtl-optimization/48575
+ * genrecog.c (position_type): New enum.
+ (position): New structure.
+ (decision): Use position structure instead of a string.
+ (root_pos, peep2_insn_pos_list): New variables.
+ (next_position, compare_positions): New functions.
+ (new_decision): Use position structures instead of strings.
+ (maybe_both_true): Likewise.
+ (change_state): Likewise.
+ (write_tree): Likewise.
+ (make_insn_sequence): Likewise.
+
+2011-05-26 Nathan Froyd <froydnj@codesourcery.com>
+
+ * tree.c (initialize_tree_contains_struct): Mark TS_BLOCK as
+ TS_BASE instead of TS_COMMON.
+ (find_decls_types_r): Check for TS_TYPED structure before looking at
+ TREE_TYPE.
+ * tree.h (struct tree_block): Inherit from tree_base, not tree_common.
+ Add chain field.
+ (BLOCK_CHAIN): Use new chain field.
+
+2011-05-26 Pat Haugen <pthaugen@us.ibm.com>
+
+ * config/rs6000/rs6000.c (rs6000_register_move_cost): Make LR/CTR
+ moves expensive on Power7 also.
+
+2011-05-26 Richard Guenther <rguenther@suse.de>
+
+ * fold-const.c (fold_unary_loc): Remove bogus code.
+
+2011-05-26 Nathan Froyd <froydnj@codesourcery.com>
+
+ * tree.h (struct tree_identifier): Inherit from tree_typed, not
+ tree_common.
+ (HT_IDENT_TO_GCC_IDENT): Adjust for said change.
+ * tree.c (initialize_tree_contains_struct): Mark TS_IDENTIFIER as
+ TS_BASE instead of TS_COMMON.
+ * varasm.c (assemble_name): Remove assert.
+
+2011-05-26 Bernd Schmidt <bernds@codesourcery.com>
+
+ * Makefile.in (srcdirify): Change order so that libgcc_objdir is
+ substituted first.
+ * libgcc-std.ver: Delete file.
+
+2011-05-26 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/48702
+ * tree-ssa-address.c (create_mem_ref_raw): Create MEM_REFs
+ only when we know the base address is within bounds.
+ * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Do not
+ assume the base address of TARGET_MEM_REFs is in bounds.
+
+2011-05-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ PR target/49099
+ * config/sparc/sparc.c (sparc_solaris_elf_asm_named_section): Wrap
+ declaration in TARGET_SOLARIS.
+
+2011-05-26 Hariharan Sandanagobalane <hariharan@picochip.com>
+
+ * config/picochip/picochip.md (cbranchhi4): No :CC for match_operator.
+ The instruction is then expanded explicitly.
+ (supported_compare): Callable instruction.
+ (compare): Likewise.
+
+2011-05-26 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/49165
+ * gimplify.c (shortcut_cond_r): Don't special case
+ COND_EXPRs if they have void type on one of their arms.
+
+2011-05-26 Bernd Schmidt <bernds@codesourcery.com>
+
+ * haifa-sched.c (schedule-block): Reorder the inner scheduling loop
+ to reduce duplication, and to achieve a slightly more logical order
+ of operations.
+
+2011-05-26 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/49161
+ * tree-vrp.c (struct case_info): New type.
+ (compare_case_labels): Sort case_info structs instead of
+ trees, and not primarily by CASE_LABEL uids but by
+ label_for_block indexes.
+ (find_switch_asserts): Put case labels into struct case_info
+ array instead of TREE_VEC, adjust sorting, compare label_for_block
+ values instead of CASE_LABELs.
+
+2011-05-26 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
+
+ * config/arm/neon.md ("orn<mode>3_neon"): Canonicalize not.
+ ("orndi3_neon"): Likewise.
+ ("bic<mode>3_neon"): Likewise.
+
+2011-05-26 Ira Rosen <ira.rosen@linaro.org>
+
+ PR tree-optimization/49038
+ * tree-vect-loop-manip.c (vect_generate_tmps_on_preheader):
+ Ensure at least one epilogue iteration if required by data
+ accesses with gaps.
+ * tree-vectorizer.h (struct _loop_vec_info): Add new field
+ to mark loops that require peeling for gaps.
+ * tree-vect-loop.c (new_loop_vec_info): Initialize new field.
+ (vect_get_known_peeling_cost): Take peeling for gaps into
+ account.
+ (vect_transform_loop): Generate epilogue if required by data
+ access with gaps.
+ * tree-vect-data-refs.c (vect_analyze_group_access): Mark the
+ loop as requiring an epilogue if there are gaps in the end of
+ the strided group.
+
+2011-05-25 Ian Lance Taylor <iant@google.com>
+
+ * godump.c (go_format_type): Output the first field with a usable
+ Go type, if any.
+
+2011-05-25 Ian Lance Taylor <iant@google.com>
+
+ * godump.c (go_format_type): Check for invalid type names, pointer
+ target types, and struct field types.
+
+2011-05-25 Jason Merrill <jason@redhat.com>
+
+ * print-tree.c (print_node): Only look at TREE_TYPE if TS_TYPED.
+
+2011-05-25 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/sse.md (*<sse>_maskcmp<mode>3_comm): New pattern.
+
+2011-05-25 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.md (*movqi_extv_1)): Put back
+ "register_operand" check in "type" calculation.
+ (*movqi_extzv_2): Likewise.
+
+2011-05-25 H.J. Lu <hongjiu.lu@intel.com>
+
+ * doc/extend.texi (X86 Built-in Functions): Update pause intrinsic.
+
+2011-05-25 Bernd Schmidt <bernds@codesourcery.com>
+
+ PR bootstrap/49160
+ * libgcc2.h (__powisf2, __powidf2, __powitf2, __powixf2,
+ __mulsc3, __muldc3, __mulxc3, __multc3, __divsc3, __divdc3,
+ __divxc3, __divtc3): Wrap definitions in #ifndef.
+
+2011-05-25 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/49142
+ * config/i386/i386.md (*movqi_extv_1_rex64): Remove
+ "register_operand" check and replace q_regs_operand with
+ QIreg_operand in "type" calculation.
+ (*movqi_extv_1): Likewise.
+ (*movqi_extzv_2_rex64): Likewise.
+ (*movqi_extzv_2): Likewise.
+
+ * config/i386/predicates.md (QIreg_operand): New.
+
+2011-05-25 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Fix
+ type-based offset disambiguation, streamline MEM_REF and
+ TARGET_MEM_REF handling.
+
+2011-05-25 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_PAUSE.
+ (bdesc_special_args): Add pause intrinsic.
+
+ * config/i386/i386.md (UNSPEC_PAUSE): New.
+ (pause): Likewise.
+ (*pause): Likewise.
+ * config/i386/ia32intrin.h (__pause): Likewise.
+
+ * doc/extend.texi (X86 Built-in Functions): Add documentation for
+ pause intrinsic.
+
+2011-05-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
+
+ PR tree-optimization/46728
+ * tree-ssa-math-opts.c (gimple_expand_builtin_pow): New.
+ (execute_cse_sincos): Add switch case for BUILT_IN_POW.
+
+2011-05-25 Nathan Froyd <froydnj@codesourcery.com>
+
+ * tree.h (struct tree_exp): Inherit from struct tree_typed.
+ * tree.c (initialize_tree_contains_struct): Mark TS_EXP as TS_TYPED
+ instead of TS_COMMON.
+
+2011-05-25 Bernd Schmidt <bernds@codesourcery.com>
+
+ * libgcc2.h (__NW, __NDW): Define using a __gnu_ prefix if
+ LIBGCC2_GNU_PREFIX is defined.
+ (__N): New macro.
+ (__powisf2, __powidf2, __powitf2, __powixf2, __bswapsi2, __bswapdi2,
+ __mulsc3, __muldc3, __mulxc3, __multc3, __divsc3, __divdc3, __divxc3,
+ __divtc3, __udiv_w_sdiv, __clear_cache, __enable_execute_stack,
+ __clz_tab): Define using __N.
+ (__absvsi2, __negvsi2, __addvsi3, __subvsi3, __mulvsi3): Likewise if
+ COMPAT_SIMODE_TRAPPING_ARITHMETIC.
+ * target.def (libfunc_gnu_prefix): New hook.
+ * doc/tm.texi.in (LIBGCC2_GNU_PREFIX): Document.
+ (TARGET_LIBFUNC_GNU_PREFIX): Add hook.
+ * doc/tm.texi: Regenerate.
+ * system.h (LIBGCC2_GNU_PREFIX): Poison.
+ * optabs.c (gen_libfunc): Take the libfunc_gnu_prefix hook into
+ account.
+ (gen_interclass_conv_libfunc, gen_intraclass_conv_libfunc): Likewise.
+ (init_optabs): Likewise for the bswap libfuncs.
+ * tree.c (build_common_builtin_nodes): Likewise for complex multiply
+ and divide.
+ * config/t-slibgcc-elf-ver (SHLIB_MAPFILES): Use $$(libgcc_objdir).
+ * config/t-slibgcc-sld (SHLIB_MAPFILES): Likewise.
+ * libgcc-std.ver: Remove.
+ * Makefile.in (srcdirify): Handle $$(libgcc_objdir).
+ * config/frv/t-linux (SHLIB_MAPFILES): Use $$(libgcc_objdir) for
+ libgcc-std.ver.
+ * config/i386/t-linux (SHLIB_MAPFILES): Likewise.
+ * config/mips/t-slibgcc-irix (SHLIB_MAPFILES): Likewise.
+ * config/rs6000/t-aix43 (SHLIB_MAPFILES): Likewise.
+ * config/rs6000/t-aix52 (SHLIB_MAPFILES): Likewise.
+ * config/sparc/t-linux (SHLIB_MAPFILES): Likewise.
+ * config/i386/t-linux (SHLIB_MAPFILES): Likewise.
+ * config/i386/t-linux (SHLIB_MAPFILES): Likewise.
+ * config/fixed-bit.h (FIXED_OP): Define differently depending on
+ LIBGCC2_GNU_PREFIX. All uses changed not to pass leading underscores.
+ (FIXED_CONVERT_OP, FIXED_CONVERT_OP2): Likewise.
+
+2011-05-25 Jan Hubicka <jh@suse.cz>
+
+ * lto-streamer-out.c (output_record_start): Use lto_output_enum
+ (lto_output_tree): Use output_record_start.
+ * lto-streamer-in.c (input_record_start): Use lto_input_enum
+ (lto_get_pickled_tree): Use input_record_start.
+ * lto-section-in.c (lto_section_overrun): Turn into fatal error.
+ (lto_value_range_error): New function.
+ * lto-streamer.h (lto_value_range_error): Declare.
+ (lto_output_int_in_range, lto_input_int_in_range): New functions.
+ (lto_output_enum, lto_input_enum): New macros.
+
+2011-05-25 Eric Botcazou <ebotcazou@adacore.com>
+
+ * common.opt (flag_stack_usage_info): New variable.
+ (-Wstack-usage): New option.
+ * doc/invoke.texi (Warning options): Document -Wstack-usage.
+ * opts.c (common_handle_option) <OPT_Wstack_usage_>: New case.
+ <OPT_fstack_usage>: Likewise.
+ * toplev.c (output_stack_usage): Handle -Wstack-usage.
+ * calls.c (expand_call): Test flag_stack_usage_info variable instead
+ of flag_stack_usage.
+ (emit_library_call_value_1): Likewise.
+ * explow.c (allocate_dynamic_stack_space): Likewise.
+ * function.c (instantiate_virtual_regs ): Likewise.
+ (prepare_function_start): Likewise.
+ (rest_of_handle_thread_prologue_and_epilogue): Likewise.
+ * config/alpha/alpha.c (alpha_expand_prologue): Likewise.
+ * config/arm/arm.c (arm_expand_prologue): Likewise.
+ (thumb1_expand_prologue): Likewise.
+ * config/avr/avr.c (expand_prologue): Likewise.
+ * config/i386/i386.c (ix86_expand_prologue): Likewise.
+ * config/ia64/ia64.c (ia64_expand_prologue): Likewise.
+ * config/m68k/m68k.c (m68k_expand_prologue): Likewise.
+ * config/mips/mips.c (mips_expand_prologue): Likewise.
+ * config/pa/pa.c (hppa_expand_prologue): Likewise.
+ * config/rs6000/rs6000.c (rs6000_emit_prologue): Likewise.
+ * config/s390/s390.c (s390_emit_prologue): Likewise.
+ * config/sh/sh.c (sh_expand_prologue): Likewise.
+ * config/sparc/sparc.c (sparc_expand_prologue): Likewise.
+ * config/spu/spu.c (spu_expand_prologue): Likewise.
+
+2011-05-25 Richard Guenther <rguenther@suse.de>
+
+ * gimple.c (iterative_hash_canonical_type): Skip non-FIELD_DECLs.
+ (gimple_canonical_types_compatible_p): Likewise.
+
+2011-05-25 Jan Hubicka <jh@suse.cz>
+
+ PR middle-end/49062
+ * ipa.c (function_and_variable_visibility): Only add to same
+ comdat group list if DECL_ONE_ONLY.
+
+2011-05-25 Andrey Belevantsev <abel@ispras.ru>
+
+ PR rtl-optimization/49014
+ * config/i386/athlon.md (athlon_ssecomi): Change type to ssecomi.
+
+2011-05-25 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/49128
+ * config/i386/driver-i386.c (host_detect_local_cpu): Fix a typo.
+
+2011-05-24 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR rtl-optimization/48757
+ * ira-build.c (loop_with_eh_edge_p): Rename to
+ loop_with_complex_edge_p, check edges on complexity, make function
+ conditional.
+ (mark_loops_for_removal): Make call of loop_with_complex_edge_p
+ conditional.
+
+2011-05-24 Eric Botcazou <ebotcazou@adacore.com>
+
+ * config/sparc/sparc.c (sparc_option_override): If not set by the user,
+ force flag_ira_share_save_slots to 0.
+
+2011-05-24 Eric Botcazou <ebotcazou@adacore.com>
+
+ * var-tracking.c (compute_cfa_pointer): Adjust head comment.
+ (vt_initialize): Set PROLOGUE_BB unconditionally.
+ Add block comment about CFA_BASE_RTX machinery.
+ Reset FP_CFA_OFFSET to -1 on all invalid paths.
+ Call vt_init_cfa_base only if FP_CFA_OFFSET isn't equal to -1.
+
+2011-05-24 Nicola Pero <nicola.pero@meta-innovation.com>
+
+ PR objc/48187
+ * c-parser.c (c_parser_objc_class_instance_variables): More robust
+ parsing of syntax error in ObjC instance variable lists. In
+ particular, avoid an infinite loop if there is a stray ']'.
+ Updated error message.
+
+2011-05-24 Ian Lance Taylor <iant@google.com>
+
+ * godump.c (go_define): Don't accept a string immediately after
+ another operand.
+
+2011-05-24 Ian Lance Taylor <iant@google.com>
+
+ * godump.c (struct godump_container): Add invalid_hash field.
+ (go_format_type): Return false if type is found in invalid_hash.
+ (go_output_typedef): Add invalid type to invalid_hash.
+ (go_finish): Create and delete invalid_hash.
+
+2011-05-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
+
+ PR tree-optimization/46728
+ * tree-ssa-math-opts.c (powi_table): New.
+ (powi_lookup_cost): New.
+ (powi_cost): New.
+ (powi_as_mults_1): New.
+ (powi_as_mults): New.
+ (gimple_expand_builtin_powi): New.
+ (execute_cse_sincos): Add switch case for BUILT_IN_POWI.
+ (gate_cse_sincos): Remove sincos/cexp restriction.
+
+2011-05-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ PR target/3746
+ * config.gcc (alpha*-dec-osf5.1*): Only build mips-tfile,
+ mips-tdump native.
+ * mips-tfile.c: Remove CROSS_DIRECTORY_STRUCTURE handling.
+ * mips-tdump.c: Likewise.
+
+2011-05-24 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/49128
+ * config/i386/driver-i386.c (host_detect_local_cpu): Always
+ add -mno-XXX. Handle FMA.
+
+2011-05-24 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR rtl-optimization/48633
+ * ira-build.c (loop_with_eh_edge_p): New function.
+ (mark_loops_for_removal): Use it.
+
+2011-05-24 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR rtl-optimization/48971
+ * ira.c (setup_pressure_classes): Don't check register move cost
+ for classes with one registers. Don't add pressure class if there
+ is a pressure class with the same available hard registers.
+ Check contains_reg_of_mode. Fix a typo in collecting
+ temp_hard_regset. Ignore hard registers not belonging to a class.
+
+2011-05-24 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/49133
+ * config/i386/sse.md (sse2_loadhpd): Remove shufpd alternative.
+
+2011-05-24 Eric Botcazou <ebotcazou@adacore.com>
+ Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ PR gcov-profile/48845
+ * config/sol2.h (LIB_SPEC): Link TLS support for tree profiling.
+
+2011-05-24 Richard Guenther <rguenther@suse.de>
+
+ * gimple.c (compare_type_names_p): Remove for_completion_p arg.
+ (gimple_compatible_complete_and_incomplete_subtype_p): Remove.
+ (gimple_types_compatible_p_1): Adjust.
+ (iterative_hash_canonical_type): Do not bother about complete vs.
+ incomplete types.
+ (gimple_canonical_types_compatible_p): Likewise.
+
+2011-05-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Remove.
+
+2011-05-24 Richard Guenther <rguenther@suse.de>
+
+ PR bootstrap/49078
+ * gimple.c (gimple_register_canonical_type): Revert
+ previous change.
+ * alias.c (get_alias_set): Only assert that TYPE_CANONICAL
+ does not for a tree for the case where it matters. Cache
+ pointer-type alias-sets.
+
+2011-05-24 Joseph Myers <joseph@codesourcery.com>
+
+ * Makefile.in (GCC_OBJS): Remove opts-common.o and options.o.
+ (OBJS): Remove options.o, opts-common.o and prefix.o.
+ (OBJS-libcommon-target): New.
+ (ALL_HOST_BACKEND_OBJS): Include $(OBJS-libcommon-target).
+ (BACKEND): Include libcommon-target.a.
+ (MOSTLYCLEANFILES): Include libcommon-target.a.
+ (libcommon-target.a): New.
+ (xgcc$(exeext), cpp$(exeext)): Use libcommon-target.a instead of
+ prefix.o.
+
+2011-05-23 Joseph Myers <joseph@codesourcery.com>
+
+ * optc-save-gen.awk: New. Based on optc-gen.awk. Don't generate
+ parts of output shared with the driver.
+ * optc-gen.awk: Don't generate parts of output not shared with the
+ driver.
+ * opth-gen.awk: Remove GCC_DRIVER conditionals.
+ * doc/options.texi (SourcerInclude): Mention options-save.c.
+ * Makefile.in (GCC_OBJS): Use options.o instead of gcc-options.o.
+ (OBJS): Add options-save.o.
+ (options-save.c, options-save.o): New.
+ (options.o): Update dependencies.
+ (gcc-options.o): Remove.
+ (mostlyclean): Remove options-save.c.
+
+2011-05-23 Jakub Jelinek <jakub@redhat.com>
+
+ PR debug/49032
+ * dbxout.c: Include cgraph.h.
+ (dbxout_expand_expr): If a VAR_DECL is TREE_STATIC, not written
+ and without value expr, return NULL if no varpool node exists for
+ it or if it is not needed.
+ * Makefile.in (dbxout.o): Depend on $(CGRAPH_H).
+
+ PR c/49120
+ * c-decl.c (start_decl): Convert expr to void_type_node.
+
+2011-05-23 Richard Sandiford <rdsandiford@googlemail.com>
+
+ PR rtl-optimization/48826
+ * emit-rtl.c (try_split): When splitting a call that is followed
+ by a NOTE_INSN_CALL_ARG_LOCATION, move the note after the new call.
+
+2011-05-23 Jakub Jelinek <jakub@redhat.com>
+
+ * cfgexpand.c (expand_debug_expr): For unused non-addressable
+ parameters passed in memory prefer using DECL_INCOMING_RTL over
+ the pseudos it will be copied into.
+
+2011-05-23 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/47315
+ * config/i386/i386.c (ix86_option_override_internal): Save the
+ initial options after checking vzeroupper.
+
+2011-05-23 David Li <davidxl@google.com>
+
+ PR tree-optimization/48988
+ * tree-ssa-uninit.c (convert_control_dep_chain_into_preds):
+ Initialize has_valid_pred for each pred chain.
+
+2011-05-23 Richard Guenther <rguenther@suse.de>
+
+ * gimple.c (gimple_types_compatible_p_1): Always compare type names.
+ (iterative_hash_gimple_type): Always hash type names.
+
+2011-05-23 Nathan Froyd <froydnj@codesourcery.com>
+
+ * c-typeck.c (build_function_call_vec): Tweak call to
+ check_function_arguments.
+
+2011-05-23 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/49115
+ * tree-ssa-alias.c (stmt_kills_ref_p_1): If the assignment
+ is not necessarily carried out, do not claim it kills the ref.
+ * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1): Likewise.
+
+2011-05-23 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/15419
+ * builtins.c (fold_builtin_memory_op): Be less restrictive about
+ what pointer types we accept for folding.
+
+2011-05-23 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ * gthr-gnat.c: Remove.
+ * gthr-gnat.h: Remove.
+ * Makefile.in (LIB2ADDEH): Remove $(srcdir)/gthr-gnat.c.
+ * config/t-freebsd (LIB2ADDEH): Likewise.
+ * config/t-linux (LIB2ADDEH): Likewise.
+ * config/t-sol2 (LIB2ADDEH): Likewise.
+ * config/ia64/t-vms (LIB2ADDEH): Likewise.
+ * configure.ac (target_thread_file): Remove gnat handling.
+ * configure: Regenerate.
+ * doc/install.texi (Configuration, --enable-threads): Remove gnat.
+
+2011-05-23 Tristan Gingold <gingold@adacore.com>
+ Eric Botcazou <ebotcazou@adacore.com>
+
+ * gcov.c (create_file_names): If no object directory is specified,
+ keep the directory of the file.
+
+2011-05-23 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
+
+ * configure.ac (enable_threads): Remove irix; add lynx, tpf; sort list.
+ * configure: Regenerate.
+
+2011-05-23 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/48973
+ * expr.c (expand_expr_real_2) <case LT_EXPR>: If do_store_flag
+ failed and the comparison has a single bit signed type, use
+ constm1_rtx instead of const1_rtx for true value.
+ (do_store_flag): If ops->type is single bit signed type, disable
+ signel bit test optimization and pass -1 instead of 1 as last
+ parameter to emit_store_flag_force.
+
+2011-05-23 Tom de Vries <tom@codesourcery.com>
+
+ PR target/45098
+ * tree-ssa-loop-niter.c (infer_loop_bounds_from_pointer_arith): New
+ function.
+ (infer_loop_bounds_from_undefined): Use new function.
+
+2011-05-22 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mips/mips.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Delete.
+ (ASM_SPEC): Add a -O* option here. Pass -O0 for -noasmopt,
+ -O1 for -fno-delayed-branch, -O2 if optimization is enabled,
+ and -O0 otherwise.
+ (EXTRA_SPECS): Remove subtarget_asm_optimizing_spec.
+
+2011-05-22 Eric Botcazou <ebotcazou@adacore.com>
+
+ * cfgcleanup.c (try_forward_edges): Do not update BB_FORWARDER_BLOCK.
+ (try_optimize_cfg): Update BB_FORWARDER_BLOCK if try_forward_edges
+ returns true.
+
+2011-05-22 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mips/mips.c (mips_default_arch): Honor MIPS_ISA_DEFAULT.
+
+2011-05-22 Eric Botcazou <ebotcazou@adacore.com>
+
+ * config/sparc/sparc.c (sparc_delegitimize_address): Handle
+ UNSPEC_MOVE_PIC pattern.
+
+2011-05-22 Eric Botcazou <ebotcazou@adacore.com>
+
+ * config.gcc (sparc-*-elf*): Add sparc/t-crtin.
+ (sparc-*-rtems*): Likewise.
+ (sparc64-*-elf*): Likewise.
+ (sparc64-*-rtems*): Likewise.
+ (sparc*-*-solaris2*): Likewise. Remove crti.o crtn.o extra parts.
+ * config/sparc/t-crtin: New file.
+ * config/sparc/t-sol2 (crti.o): Delete rule.
+ (crtn.o): Likewise.
+ * config/sparc/t-linux64 (EXTRA_MULTILIB_PARTS): Delete.
+ * config/sparc/t-sol2-64 (EXTRA_MULTILIB_PARTS): Likewise.
+ * config/sparc/sp64-elf.h (STARTFILE_SPEC): Tidy and add crti.o.
+ (ENDFILE_SPEC): Add crtn.o.
+
+2011-05-22 Tom de Vries <tom@codesourcery.com>
+
+ PR middle-end/48689
+ * fold-const.c (fold_checksum_tree): Guard TREE_CHAIN use with
+ CODE_CONTAINS_STRUCT (TS_COMMON).
+
+2011-05-22 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/49029
+ * expmed.c (extract_fixed_bit_field): Test whether target can be used
+ only after deciding which mode to use.
+
+2011-05-22 Tom de Vries <tom@codesourcery.com>
+
+ PR target/45098
+ * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Fix const test
+ for call to get_shiftadd_cost.
+
2011-05-22 Uros Bizjak <ubizjak@gmail.com>
PR target/49104
TRUTH_AND_EXPR, TRUTH_OR_EXPR, and TRUTH_XOR_EXPR.
(gimplify_expr): Move TRUTH_AND|OR|XOR_EXPR to its binary form.
-2011-05-19 Anatoly Sokolov <aesok@post.ru>
+2011-05-19 Anatoly Sokolov
<aesok@post.ru>
Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* config/t-sol2 (sol2.o): Add $(TARGET_H) dependency.
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