+2007-09-06 Richard Sandiford <richard@codesourcery.com>
+
+ PR middle-end/33306
+ * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
+
+2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
+
+ * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
+ robustness.
+
+2007-09-05 Ian Lance Taylor <iant@google.com>
+
+ * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
+ when printing.
+ (dump_generic_node): Likewise.
+ * print-rtl.c (print_decl_name): Likewise.
+ * print-tree.c (print_node_brief): Likewise.
+ (print_node): Likewise.
+ * Makefile.in (RTL_BASE_H): Add alias.h.
+ (TREE_H): Likewise.
+
+2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
+
+ * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
+ Defined.
+ * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
+ * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
+
+2007-09-06 Jie Zhang <jie.zhang@analog.com>
+
+ * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
+ (tm_defines): Define UCLIBC_DEFAULT to 1.
+ (extra_options): Add linux.opt.
+ * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
+ (CRT_CALL_STATIC_FUNCTION): Likewise.
+ (NO_IMPLICIT_EXTERN_C): Likewise.
+ (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
+ * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
+ * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
+ (ENDFILE_SPEC): Don't define.
+ (LIB_SPEC): Likewise.
+ (CRT_CALL_STATIC_FUNCTION): Likewise.
+ (NO_IMPLICIT_EXTERN_C): Likewise.
+ (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
+ (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
+
+2007-09-06 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
+ real_2expN.
+
+2007-09-06 Jan Hubicka <jh@suse.cz>
+
+ * opts.c (common_handle_option): Enable inlining functions for
+ -fprofile-generate.
+
+2007-09-06 Jakub Jelinek <jakub@redhat.com>
+
+ * builtin-attrs.def (ATTR_NONNULL_3): New.
+ (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
+ ATTR_NOTHROW_NONNULL_##FA.
+ (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
+ (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
+ ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
+ ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
+ ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
+ ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
+ ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
+ New.
+ (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
+ ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
+ ATTR_FORMAT_NOTHROW_3_4): Remove.
+ * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
+ vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
+ __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
+ instead of ATTR_FORMAT_*_*.
+
+2007-09-06 Hans-Peter Nilsson <hp@axis.com>
+
+ * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
+ parts re-used for REG_FRAME_RELATED_EXPR.
+
+2007-09-05 Janis Johnson <janis187@us.ibm.com>
+
+ * optabs.c (expand_float): Convert unsigned integer as signed only
+ if it provides sufficient accuracy; add mode argument to real_2expN.
+ (expand_fix): Fix comment typos; extend binary float into mode
+ wider than destination for converion to unsigned integer; add mode
+ argument to real_2expN.
+ * real.c (real_2expN): Add mode argument to special-case decimal
+ float values.
+ * real.h (real_2expN): Ditto.
+ * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
+ real_2expN.
+ (fixed_from_string): Ditto.
+ (fixed_to_decimal): Ditto.
+ (fixed_convert_from_real): Ditto.
+ (real_convert_from_fixed): Ditto.
+ * config/rs6000/rs6000.md (FP): Include DD and TD modes.
+ * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
+ muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
+ floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
+
+2007-09-05 Ian Lance Taylor <iant@google.com>
+
+ * init-regs.c (initialize_uninitialized_regs): Call
+ emit_insn_before rather than add_insn_before.
+
+2007-09-05 Jakub Jelinek <jakub@redhat.com>
+
+ * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
+ * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
+ * tree-inline.h (copy_body_data): Add call_expr field.
+ * tree-inline.c (expand_call_inline): Initialize call_expr.
+ (copy_bb): Append anonymous inline fn arguments to arguments
+ when inlining a CALL_EXPR_VA_ARG_PACK call.
+ * builtins.c (expand_builtin): Issue an error if
+ BUILT_IN_VA_ARG_PACK is seen during expand.
+ (fold_call_expr, fold_builtin_call_array): Don't fold
+ CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
+ __builtin_va_arg_pack () call as last argument.
+ * gimplify.c (gimplify_call_expr): If last argument to a vararg
+ function is __builtin_va_arg_pack (), decrease number of call
+ arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
+ * expr.c (expand_expr_real_1): Issue an error if
+ CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
+ * tree-pretty-print.c (dump_generic_node): Handle printing
+ CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
+ * doc/extend.texi (__builtin_va_arg_pack): Document.
+
+2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
+
+ PR tree-optimization/21513
+ * builtins.c (build_builtin_expect_predicate): New function.
+ (fold_builtin_expect): Add argument for expected value.
+ Distribute __builtin_expect over short-circuiting operations.
+ Fold nested builtin_expects.
+ (fold_builtin_2): Adjust call to fold_builtin_expect.
+
+2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
+
+ PR web/32965
+ PR tree-optimization/13756
+ * doc/invoke.texi (Options That Control Optimization): Document
+ -ftree-dse.
+
+2007-09-05 Uros Bizjak <ubizjak@gmail.com>
+
+ * gcc/config/i386/cpuid.h: New file.
+ * gcc/config/i386/driver-i386.c: Include cpuid.h.
+ (describe_cache): Shrink size and line strings to 100 bytes.
+ (detect_caches_amd): Return "" for unsupported max_ext_level.
+ Use __cpuid function.
+ (detect_caches_intel): Return "" for unsupported max_level.
+ Use __cpuid function.
+ (host_detect_local_cpu): Change feature flag variables to
+ unsigned int. Initialize only extended feature flag variables.
+ Use __get_cpuid_max to determine max supported cpuid level.
+ Use __cpuid function to determine supported features. Fix
+ calculation of family id. Remove is_amd and check signature
+ directly. Check for Geode signature. Handle family 4 id.
+ [PROCESSOR_GENERIC32]: New default for unknown family id. Move
+ cpu discovery code to lower part of the function.
+ [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
+ for sub-architecture.
+ [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
+ [PROCESSOR_K8]: Add k8-sse3 architecture.
+ [PROCESSOR_NOCONA]: Remove.
+ [PROCESSOR_GENERIC64]: Ditto.
+ * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
+ * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
+ to check for SSE and FXSAVE support.
+ * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
+ Add -minline-all-stringops.
+ * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
+ (x86_64-*-*): Ditto.
+
+2007-09-05 Jie Zhang <jie.zhang@analog.com>
+
+ * config/bfin/linux-unwind.h: New file.
+ * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
+ * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
+
+2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
+
+ * Makefile.in (stmt.o): Add alloc-pool.h dependency.
+ * stmt.c: Include alloc-pool.h.
+ (struct case_node): Remove GTY marker.
+ (add_case_node): New parameter case_node_pool. Use it for
+ allocation of r.
+ (expand_case): New allocation pool case_node_pool. Initialize it,
+ pass to add_case_node and free it.
+
+2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
+ David Ung <davidu@mips.com>
+ Nigel Stephens <nigel@mips.com>
+
+ Add mips16/nomips16 function attributes and -mflip-mips16 option
+ for testing mixed-mode compilation.
+
+ * config/mips/mips.opt (mflip-mips16): New.
+
+ * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
+ (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
+
+ * config/mips/mips.c (mips_base_target_flags): New.
+ (mips_base_mips16): New.
+ (mips_base_schedule_insns): New.
+ (mips_base_reorder_blocks_and_partition): New.
+ (mips_base_align_loops): New.
+ (mips_base_align_jumps): New.
+ (mips_base_align_functions): New.
+ (mips16_flipper): New.
+ (mips_attribute_table): Add "mips16" and "nomips16" entries.
+ (TARGET_SET_CURRENT_FUNCTION): Define.
+ (mips_mips16_type_p, mips_nomips16_type_p): New.
+ (mips_comp_type_attributes): Check mips16/nomips16 attributes.
+ (mips_function_ok_for_sibcall): Make it deal with functions with
+ mips16 attributes.
+ (mips_init_split_addresses): New, split out from override_options.
+ (mips_init_relocs): New, split out from override_options.
+ (was_mips16_p): New.
+ (mips_set_mips16_mode): New, split out from override_options.
+ (mips_set_current_function): New.
+ (override_options): Add sorry for unsupported mips16/pic
+ combination. Remove error for mips16/dsp combination. Save
+ base option settings.
+ (mips_file_start): Move mips16 mode setting output from here....
+ (mips_output_function_prologue): ....to here.
+ (mips_output_mi_thunk): Check for mips16 function.
+ (build_mips16_function_stub): Don't set .mips16 here.
+ (build_mips16_call_stub): Likewise.
+ (mips_expand_builtin): Error in mips16 mode.
+ (mips_use_mips16_mode_p): New.
+ (mips_encode_section_info): Check for mips16 function, and set
+ SYMBOL_REF_FLAGS accordingly.
+
+ * doc/extend.texi (Function Attributes): Document new
+ mips16/nomips16 attributes.
+ * doc/invoke.texi (Option Summary): Add -mflip-mips16.
+ (MIPS Options): Document -mflip-mips16.
+
+2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
+
+ * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
+ if we encounter TLS address in MIPS16 mode.
+ (mips_legitimize_const_move): Check cannot_force_const_mem for
+ the (const (plus symbol offset)) case; this forces invalid TLS
+ address in MIPS16 mode to be caught by the above call to sorry.
+ (override_options): Don't reset targetm.have_tls in MIPS16 mode,
+ because that now enables emutls, which is not ABI compatible
+ with native TLS in non-MIPS16 mode.
+
+2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
+
+ Add target hook invoked when cfun changes.
+
+ * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
+ * target.h (struct gcc_target): Add set_current_function.
+ * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
+ (TARGET_INITIALIZER): Add initializer for set_current_function.
+ * tree.h (push_struct_function): New.
+ * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
+ * function.h: Here.
+ (set_cfun): Declare.
+ * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
+ * function.c: Here.
+ (push_function_context_to): Use allocate_struct_function
+ to create null context, not init_dummy_function_start. Use set_cfun.
+ (pop_function_context_from): Use set_cfun.
+ (in_dummy_function): New.
+ (invoke_set_current_function_hook): New.
+ (set_cfun): New.
+ (push_cfun, pop_cfun): Use set_cfun.
+ (push_struct_function): New.
+ (allocate_struct_function): Call invoke_set_current_function_hook
+ before returning.
+ (prepare_function_start): Don't set cfun here. Remove unused
+ argument; fix all callers.
+ (init_dummy_function_start): Fiddle with in_dummy_function. Call
+ push_struct_function.
+ (init_function_start): Set cfun here.
+ (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
+ * omp-low.c (create_omp_child_function): Use push_struct_function
+ and pop_cfun to save/restore state.
+ (expand_omp_parallel): Remove unused saved_cfun variable.
+ * cgraphunit.c (ipa_passes): Use set_cfun.
+ * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
+ * dwarf2out.c (dwarf2out_abstract_function): Likewise.
+ * matrix-reorg.c (transform_allocation_sites): Likewise.
+ (matrix_reorg): Use set_cfun.
+ * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
+ * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
+ assignment to cfun; use set_cfun for the other.
+ * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
+ (dump_function_to_file): Use push_cfun/pop_cfun here.
+ * c-decl.c (finish_function): Use set_cfun.
+
+2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ * regrename.c (rerename_optimize): Use deferred rescanning and
+ insert explicit calls to rescan insns when changed.
+
+2007-09-05 Jan Hubicka <jh@suse.cz>
+
+ * optabs.c (libfunc_entry): Change optab to integer.
+ (hash_libfunc, convert_optab_libfunc, optab_libfunc,
+ set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
+ of pointers for hashing.
+
+2007-09-05 Jan Hubicka <jh@suse.cz>
+
+ * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
+ verifier.
+ * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
+ * see.c (pass_see): Likewise.
+ * tracer.c (pass_tracer): Likewise.
+ * postreload-gcse.c (pass_gcse2): Likewise.
+ * postreload.c (pass_postreload_cse): Likewise.
+ * mode-switching.c (pass_mode_switching): Likewise.
+ * modulo-sched.c (pass_sms): Likewise.
+ * cse.c (cse_insn): Likewise.
+ * web.c (pass_web): Likweise.
+ * combine-stack-adj.c (pass_stack_adjustments): Likewise.
+ * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
+ * loop-init.c (pass_rtl_loop_init): Likewise.
+ (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
+ pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
+ * global.c (pass_global_alloc): Likewise.
+ * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
+ pass_if_after_reload): Likewise.
+ * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
+ * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
+ * regmove.c (pass_regmove): Likewise.
+ * function.c (pass_thread_prologugues_epilogues): Likewise.
+ * gcse.c (pass_gcse): Likewise.
+ * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
+ * lower-subreg.c (pass_lower_subreg2): Likewise.
+ * bt-load.c (pass_branch_target_load): Likewise.
+ * emit-rtl.c (pass_unshare_all_rtl): Likewise.
+ * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
+ * combine.c (pass_combine): Likewise.
+ * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
+ (pass_partition_blocks): Likewise.
+ * var-tracking.c (pass_variable_track): Likewise.
+ * reg-stack.c (pass_stack_regs_run): Likewise.
+ * sched-rgn.c (pass_sched, pass_sched2): Likewise.
+ * passes.c (pass_postreload): Likewise.
+ (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
+ * tree-pass.h (TODO_verify_rtl_sharing): New.
+ (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
+ TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
+ TODO_set_props, TODO_df_finish, TODO_df_verify,
+ TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
+
+2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
+ fold_real_zero_addition_p, reorder_operands_p,
+ div_if_zero_remainder, fold_undefer_overflow_warnings,
+ int_binop_types_match_p, fold_convert_const_int_from_int,
+ fold_convert_const_int_from_real,
+ fold_convert_const_int_from_fixed,
+ fold_convert_const_real_from_real,
+ fold_convert_const_real_from_fixed,
+ fold_convert_const_fixed_from_fixed,
+ fold_convert_const_fixed_from_int,
+ fold_convert_const_fixed_from_real, maybe_lvalue_p,
+ fold_checksum_tree, fold_check_failed, print_fold_checksum,
+ debug_fold_checksum, multiple_of_p): Constify.
+ * tree-flow-inline.h (get_lineno): Likewise.
+ * tree-flow.h (get_lineno): Likewise.
+ * tree-object-size.c (compute_object_offset, addr_object_size,
+ alloc_object_size, pass_through_call): Likewise.
+ * tree-pretty-print.c (op_symbol, print_call_name,
+ print_struct_decl, do_niy): Likewise.
+ * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
+ debug_fold_checksum): Likewise.
+
+2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
+
+ PR middle-end/33029
+ * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
+ note, remove the associated REG_RETVAL note.
+
+2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ * config.gcc (powerpc*-*-*): Install
+ spu2vmx.h, vec_types.h, and si2vmx.h headers.
+ * config/rs6000/spu2vmx.h: New header.
+ * config/rs6000/si2vmx.h: New header.
+ * config/rs6000/vec_types.h: New header.
+
+2007-09-05 Ben Elliston <bje@au.ibm.com>
+
+ * varasm.c (initializer_constant_valid_p): Fix comment typo.
+
+2007-09-05 Ben Elliston <bje@au.ibm.com>
+
+ * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
+ not `m' for *ptrp.
+ (__stdcx): Make asm volatile.
+ (__stwcx, __stdcx): Return only 0 or 1.
+
+2007-09-05 Jan Hubicka <jh@suse.cz>
+
+ Revert:
+
+ 2007-09-04 Jan Hubicka <jh@suse.cz>
+ * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
+
+ 2007-09-04 Richard Guenther <rguenther@suse.de>
+ * tree-ssa-operands.c (add_virtual_operand): Only mark
+ stores as has_volatile_ops if alias information is not available.
+
+2007-09-05 Jakub Jelinek <jakub@redhat.com>
+
+ * config/rs6000/tramp.asm: Include config.h.
+ Check __PIC__ or __pic__ macro instead of SHARED.
+
+ PR rtl-optimization/32300
+ * see.c (see_copy_insn): New function.
+ (see_def_extension_not_merged, see_merge_one_use_extension,
+ see_merge_one_def_extension): Use it. Avoid changing
+ PREV_INSN/NEXT_INSN chains directly, insted emit insns
+ into sequences. Call df_insn_delete on temporary insns
+ that won't be emitted into the insn stream.
+ (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
+ and run df_process_deferred_rescans () before run_fast_dce.
+
+ PR tree-optimization/33017
+ * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
+ recurse for pure or const function calls.
+
+2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
+
+ * c-format.c: Include alloc-pool.h.
+ (check_format_info_main): New argument fwt_alloc. Use allocation
+ pool instead of GC. Remove GC deallocation code.
+ (check_format_arg): Create allocation pool, pass it to
+ check_format_info_main and free it afterwards.
+ * Makefile.in (c-format.o): Add alloc-pool.h dependency.
+
+2007-09-05 Ben Elliston <bje@au.ibm.com>
+
+ * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
+ Rename count macro arugment for clarity.
+ (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
+ (__protected_stream_set): Likewise, pass 0.
+
+2007-09-04 Jan Hubicka <jh@suse.cz>
+
+ * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
+
+2007-09-04 Jan Hubicka <jh@suse.cz>
+
+ * invoke.texi (-finline-small-functions): Document.
+ * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
+ when deciding what is inlinable.
+ (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
+ (cgraph_decide_inlining_of_small_function): Handle new flags.
+ (cgraph_decide_inlining_incrementally): Likewise.
+ * opts.c (decode_options): Enable flag_inline_small_functions at -O2
+ * common.opt (finline-small-functions): New.
+ * Makefile.in (build/gengtype.o-warn): Work around PR29478
+
+2007-09-04 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-operands.c (add_virtual_operand): Only mark
+ stores as has_volatile_ops if alias information is not available.
+
+2007-09-04 Andrew Haley <aph@redhat.com>
+
+ * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
+
+2007-09-04 Andrew Haley <aph@redhat.com>
+
+ * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
+ * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
+ * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
+
+2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
+
+ PR c++/14178
+ * common.opt: Mention ABI version 2 in comment.
+
+2007-09-04 Jan Hubicka <jh@suse.cz>
+
+ * optabs.c (debug_optab_libfunc): Update; make available to gdb.
+ (libfunc_entry): New structure.
+ (libfunc_hash): New hashtable.
+ (hash_libfunc): New function.
+ (eq_libfunc): New function.
+ (convert_optab_libfunc): New function.
+ (optab_libfunc): New function.
+ (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
+ expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
+ expand_float, expand_fix, new_optab, new_convert_optab):
+ Update for new libfunc API.
+ (init_libfunc, init_integral_libfuncs,
+ init_floating_libfuncs, init_interclass_conv_libfuncs
+ init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
+ (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
+ gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
+ gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
+ gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
+ gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
+ gen_extend_conv_libfunc): New.
+ (init_one_libfunc): Revamp for hashtables.
+ (set_conv_libfunc): Likewise.
+ (init_optabs): Initialize hashtable; use lazy initialization where
+ possible.
+ * optabs.h (optab_handlers): Move out of GGC.
+ (optab, convert_optab): Move out of GGC; add lazy gen info.
+ (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
+ (optab_libfunc, convert_optab_libfunc): New.
+ * builtins.c (expand_builtin_powi): Update for new API.
+ * expr.c (convert_move): Likewise.
+ * expmed.c (expand_divmod): Likewise.
+
+2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
+
+ * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
+ GOT pointer only if there is a constant pool. Use the allocated space
+ for SPE also.
+
+2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
+
+ * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
+ typo for AltiVec.
+
+2007-09-04 Revital Eres <eres@il.ibm.com>
+ Richard Guenther <rguenther@suse.de>
+ R. Clint Whaley <whaley@cs.utsa.edu>
+
+ * doc/invoke.texi (-fassociative-math, -freciprocal-math):
+ Document new flags.
+ * tree-tailcall.c (process_assignment): Use -fassociative-math
+ when reodering operands of floating-point type.
+ * fold-const.c (fold_comparison, fold_binary): Use
+ -fassociative-math and -freciprocal-math instead of
+ -funsafe-math-optimization flag.
+ * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
+ * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
+ -freciprocal-math instead of -funsafe-math-optimizations.
+ * opts.c (set_fast_math_flags): Set -freciprocal-math and
+ -fassociative-math when -ffast-math is set.
+ (set_unsafe_math_optimizations_flags): New Function
+ to set -freciprocal-math and -fassociative-math when
+ -funsafe-math-optimizations is set.
+ (common_handle_option): Call it.
+ * tree-vectorizer.c (vect_is_simple_reduction): Use
+ -fassociative-math when doing reduction on floats.
+ * loop-unroll.c (analyze_insn_to_expand_var): Use
+ -fassociative-math when expanding an accumulator of type float.
+ * simplify-rtx.c (simplify_binary_operation_1): Use
+ -fassociative-math and -freciprocal-math when reordeing operands
+ of floating-point type.
+ * combine.c (combine_simplify_rtx): Likewise.
+ * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
+ Likewise.
+ * common.opt (-fassociative-math, -freciprocal-math): New flags.
+
+2007-09-04 Paolo Carlini <pcarlini@suse.de>
+
+ PR c++/18608
+ * doc/install.texi (--enable-__cxa_atexit): Fix typo.
+
+2007-09-04 Jan Hubicka <jh@suse.cz>
+
+ * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
+
+2007-09-04 Jan Hubicka <jh@suse.cz>
+
+ * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
+ and corresponding MATCH_DUP.
+
+2007-09-04 Uros Bizjak <ubizjak@gmail.com>
+
+ PR middle-end/33187
+ * combine.c (subst): Do not try to simplify X if it represents load
+ of FP constant from the constant pool via float extension.
+
+2007-09-04 Ben Elliston <bje@au.ibm.com>
+
+ * c-opts.c: Include "tm_p.h".
+ * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
+
+2007-09-04 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/33291
+ * tree-pretty-print.c (dump_generic_node): Dump all
+ qualifiers for pointer types, not only first. Dump
+ qualifiers for aggregate types as well.
+ * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
+ use the canonical type for building ARRAY_REFs.
+ * gimplify.c (canonicalize_addr_expr): Clean up. The
+ correct validness check is compatibility of the pointer
+ types. Always use the canonical type for building
+ ARRAY_REFs and ADDR_EXPRs.
+ * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
+ change that disabled propagation of ADDR_EXPRs into statements
+ with volatile ops.
+
+2007-09-03 Zack Weinberg <zack@codesourcery.com>
+
+ * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
+ (umulsi3_highpart): Make into expanders; existing insns are
+ now named *[insn]_nov6. Add stars to existing [insn]_v6
+ counterparts' names.
+
+2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
+
+ * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
+ (unprotoize.o): Remove SHLIB_MULTILIB.
+
+2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
+
+ * doc/extend.texi: Document progmem attribute for AVR.
+
+2007-09-03 Anatoly Sokolov <aesok@post.ru>
+
+ PR target/28902
+ * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
+
+2007-09-03 Zack Weinberg <zack@codesourcery.com>
+
+ * optabs.c (expand_ffs): Initialize val and defined_at_zero
+ to avoid warnings.
+
+ * optabs.c: Remove unnecessary forward declarations.
+ (expand_unop_direct): New, broken out of expand_unop.
+ (expand_doubleword_clz): New.
+ (expand_ctz): Move above expand_ffs. Use
+ start_sequence, end_sequence, add_equal_note, and
+ expand_unop_direct. Add more commentary.
+ (expand_ffs): Try both ctz optab and expand_ctz.
+ Generate a test and branch if the hardware doesn't give us
+ a useful value for input zero. Style improvements similar to
+ expand_ctz.
+
+ * config/arm/arm.md (ffssi2, ctzsi2): Delete.
+
+2007-09-03 Zack Weinberg <zack@codesourcery.com>
+
+ * config.gcc: Delete stanza for arm-semi-aof and
+ armel-semi-aof targets.
+ * config/arm/arm-protos.h
+ * config/arm/arm.c
+ * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
+ make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
+ delete aof_pic_label and remove mention of AOF in comments.
+ * config/arm/arm.md: Delete patterns used only for AOF assembly.
+ * config/arm/aof.h
+ * config/arm/semiaof.h
+ * config/arm/t-semi: Delete file.
+
+2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
+ CONST_CAST_BB): New macros for type-specific casts.
+ (CONST_CAST): Add a TYPE parameter and define it in terms of
+ CONST_CAST2.
+
+ * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
+ * c-lex.c (cb_ident, lex_string): Likewise,
+ * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
+ * config/i386/i386.c (ix86_function_regparm,
+ ix86_function_sseregparm): Use CONST_CAST_TREE.
+ * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
+ CONST_CAST.
+ * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
+ give_switch, set_multilib_dir): Likewise,
+ * gengtype-parse.c (string_seq, typedef_name): Likewise,
+ * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
+ * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
+ * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
+ * prefix.c (update_path): Likewise,
+ * pretty-print.c (pp_base_destroy_prefix): Likewise,
+ * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
+ * tree-cfg.c (tree_can_merge_blocks_p,
+ tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
+ * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
+ * tree.c (build_string): Supply a TYPE for CONST_CAST.
+ (attribute_list_contained): Use CONST_CAST_TREE.
+
+2007-09-03 Krister Walfridsson <cato@df.lth.se>
+
+ * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
+
+2007-09-03 Richard Sandiford <richard@codesourcery.com>
+
+ PR middle-end/33290
+ * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
+ before forcing them into a register.
+
+2007-09-03 Richard Sandiford <richard@codesourcery.com>
+
+ * config/mips/mips.md (fetchop_bit): Use define_code_iterator
+ rather than define_code_macro.
+
+2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
+
+ * gcc.c (xputenv): New function.
+ (putenv_from_prefixes): Use xputenv instead of putenv.
+ (process_command): Use xputenv instead of putenv.
+ (set_collect_gcc_options): Use xputenv instead of putenv.
+ (main): Use xputenv instead of putenv.
+
+2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
+
+ * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
+ availability of swap instruction.
+ * config/cris/cris.md (bswapsi2): Implement using swap instruction.
+
+2007-09-03 Revital Eres <eres@il.ibm.com>
+
+ * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
+ Documentation.
+
+2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
+ Ayal Zaks <zaks@il.ibm.com>
+ Revital Eres <eres@il.ibm.com>
+
+ * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
+ compute_split_row): New functions.
+ (ps_unschedule_node): Remove.
+ (normalize_sched_times): Iterate over the already scheduled
+ insns instead of the number of nodes.
+ (MAX_SPLIT_NUM): New definition.
+ (sms_schedule_by_order): Change the scheduling heuristic to
+ avoid useless increases of initiation interval ii.
+ (get_sched_window): Add dump printouts.
+
+2007-09-02 David Daney <ddaney@avtrex.com>
+
+ * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
+ UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
+ (optab, insn): Add more attributes.
+ (fetchop_bit): New code macro.
+ (immediate_insn): New code macro attribute.
+ (sync): Change condition to ISA_HAS_SYNC.
+ (rdhwr): Change predicate for operand 0 to register_operand.
+ (memory_barrier): New expand.
+ (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
+ sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
+ sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
+ sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
+ sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
+ * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
+ (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
+ MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
+ MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
+
+2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
+ Hans-Peter Nilsson <hp@axis.com>
+
+ * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
+ Defined to describe availability and behavior of CLZ.
+ * config/cris/cris.md (clzsi2): Implement using lz instruction.
+ * config/cris/cris.opt: Tweak comment for "-metrax4".
+ * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
+ * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
+ (count_leading_zeros): Define.
+
+2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
+
+ * ggc-page.c (ggc_pch_read): Call validate_free_objects.
+
+2007-09-02 Joseph Myers <joseph@codesourcery.com>
+
+ PR middle-end/33272
+ * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
+ decayed from array.
+
+2007-09-01 Kazu Hirata <kazu@codesourcery.com>
+
+ * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
+ config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
+ ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
+ sched-deps.c, sched-int.h, system.h, target.h,
+ tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
+ tree.def: Fix comment typos.
+
+2007-09-01 Kazu Hirata <kazu@codesourcery.com>
+
+ * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
+ (override_options): Turn on -mstrict-align on non-ColdFire
+ targets.
+ * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
+
+2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * c-common.c (const_strip_array_types): Delete.
+ * c-common.h (const_strip_array_types): Likewise.
+ * emit-rtl.c (const_next_insn, const_previous_insn,
+ const_next_nonnote_insn, const_prev_nonnote_insn,
+ const_next_real_insn, const_prev_real_insn,
+ const_next_active_insn, const_prev_active_insn, const_next_label,
+ const_prev_label): Delete.
+ * gimple-low.c (block_may_fallthru): Use expr_last.
+ * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
+ * rtl.h (const_previous_insn, const_next_insn,
+ const_prev_nonnote_insn, const_next_nonnote_insn,
+ const_prev_real_insn, const_next_real_insn,
+ const_prev_active_insn, const_next_active_insn, const_prev_label,
+ const_next_label): Delete.
+ * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
+ * system.h (CONST_CAST): Update comment.
+ * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
+ (const_first_stmt, const_last_stmt): Delete.
+ (tree_block_ends_with_condjump_p): Use last_stmt.
+ * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
+ * tree-iterator.c (const_expr_first, const_expr_last,
+ const_expr_only): Delete.
+ * tree.c (const_lookup_attribute): Likewise.
+ (attribute_list_contained): Use lookup_attribute.
+ * tree.h (const_lookup_attribute, const_expr_first,
+ const_expr_last, const_expr_only): Delete.
+
+2007-09-01 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
+ instead of TREE_THIS_VOLATILE.
+ * tree-ssa-operands.c (add_virtual_operand): Do not set
+ has_volatile_ops. Do not check s_ann for NULL.
+ (get_indirect_ref_operands): Likewise.
+ (get_expr_operands): Likewise. For all reference trees
+ set has_volatile_ops based on TREE_THIS_VOLATILE. Also
+ check base of reference for TREE_THIS_VOLATILE.
+
+2007-09-01 Richard Guenther <rguenther@suse.de>
+
+ * tree-cfg.c (verify_gimple_expr): Fix check for conversions
+ between integral types. Also allow conversions between
+ pointer types.
+
+2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ * optabs.c (prepare_float_lib_cmp): Use
+ libgcc_cmp_return_mode instead of word_mode.
+ * config/dfp-bit.h: Likewise.
+ * config/fp-bit.h: Likewise.
+ * config/spu/spu.c (spu_libgcc_cmp_return_mode):
+ New function.
+ (spu_libgcc_shift_count_mode): New function.
+ (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
+ (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
+
+2007-08-31 Joseph Myers <joseph@codesourcery.com>
+
+ * tree-pretty-print.c: Include output.h.
+ (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
+ HOST_WIDE_INT_PRINT_DEC.
+ * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
+
+2007-08-31 Zdenek Dvorak <ook@ucw.cz>
+
+ PR rtl-optimization/33224
+ * loop-iv.c (latch_dominating_def): Check that the definition belongs
+ to the analysed region.
+
+2007-08-31 Richard Guenther <rguenther@suse.de>
+
+ * function.c (allocate_struct_function): Do not set
+ current_function_returns_pointer.
+ * function.h (struct var_refs_queue): Remove.
+ (struct simple_obstack_stack): Likewise.
+ (struct function): Remove fixup_var_refs_queue member.
+ Remove returns_pointer flag.
+ (current_function_returns_pointer): Remove define.
+
+2007-08-31 Nick Clifton <nickc@redhat.com>
+
+ * tree-ssa-coalesce.c (compare_pairs): Use the elements as
+ secondary keys in order to obtain a stable sort.
+
+2007-08-31 Nick Clifton <nickc@redhat.com>
+
+ PR target/33132
+ * config/m32r/constraints.md: Add W constraint for integer zero.
+ * config/m32r/m32r.md (get_pc): Use W and i constraints.
+ Fix length calculation by using alternatives.
+
+2007-08-31 Richard Sandiford <richard@codesourcery.com>
+
+ * optabs.c (shift_optab_p, commutative_optab_p): New functions,
+ split out from expand_binop.
+ (avoid_expensive_constant): New function.
+ (expand_binop_directly): Remove commutative_op argument and
+ (expand_binop_directly): Remove commutative_op argument and
+ call cummutative_optab_p instead. Do not change op0 or op1
+ when swapping xop0 and xop1. Apply avoid_expensive_constant
+ to each argument after potential swapping. Enforce the
+ canonical order of commutative operands.
+ (expand_binop): Use shift_optab_p and commutative_optab_p.
+ Update the calls to expand_binop_directly. Only force constants
+ into registers when widening an operation. Only swap operands
+ once a direct expansion has been rejected.
+ (expand_twoval_binop): Only force constants into registers when
+ using a direct expansion.
+
+2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
+
+ * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
+ (sched_analyze_insn): Don't postprocess speculative dependencies when
+ target has no scheduling.
+ * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
+ 'uninitialized' warning.
+
+2007-08-31 Richard Guenther <rguenther@suse.de>
+
+ * tree.c (build_complex_type): Always set TYPE_NAME for
+ comples types.
+
+2007-08-31 Olivier Hainque <hainque@adacore.com>
+
+ * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
+ internal macro. Default alignment factor for csect directives, chosen
+ to match what BIGGEST_ALIGNMENT allows.
+ (DATA_SECTION_ASM_OP): Use it.
+ * config/rs6000/rs6000.c
+ (rs6000_xcoff_output_readonly_section_asm_op):
+ Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
+ (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
+
+2007-08-31 Olivier Hainque <hainque@adacore.com>
+
+ * dbxout.c (dbxout_block): Move declaration within the first
+ #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
+ block to include the definition, together with the associated
+ helpers.
+
+2007-08-31 David Edelsohn <edelsohn@gnu.org>
+ Revital Eres <eres@il.ibm.com>
+
+ * doc/invoke.texi (-mpaired): Document flag.
+ * config.gcc: Include paired.h in powerpc extra_headers and
+ 750cl.h in powerpc-*-linux*paired*.
+ * config/rs6000/rs6000.opt (-mpaired): New flag.
+ * config/rs6000/rs6000.c (paired_init_builtins,
+ paired_expand_builtin, paired_expand_lv_builtin,
+ paired_expand_stv_builtin, paired_expand_predicate_builtin):
+ New functions to support the paired single builtin functions.
+ (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
+ (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
+ single builtins.
+ (bdesc_paired_preds): New structure for paired predicate
+ instructions.
+ (rs6000_expand_builtin): Expand paired single builtins.
+ (rs6000_init_builtins): Init paired single builtins.
+ (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
+ Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
+ and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
+ v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
+ (rs6000_vector_mode_supported_p): Support paired vector mode.
+ * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
+ PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
+ New.
+ (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
+ (DATA_ALIGNMENT): Likewise.
+ (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
+ (rs6000_builtins): Add PAIRED builtins.
+ * config/rs6000/rs6000.md: Include paired.md.
+ * config/rs6000/paired.h: New.
+ * config/rs6000/paired.md: New.
+ * config/rs6000/750cl.h: New.
+ * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
+
+2007-08-30 Ollie Wild <aaw@google.com>
+
+ * c-opts.c (c_common_handle_option): Support -fno-directives-only.
+ * gcc.c (default_compilers): Add -fno-directives-only to
+ @assembler-with-cpp.
+
+2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
+
+ PR middle-end/33211
+
+ * regclass.c (initial_fixed_regs): Revert previous change and make
+ it const again.
+ (initial_call_used_regs): Likewise.
+ (initial_call_really_used_regs): Delete, reverting previous addition.
+ (initial_reg_names): Likewise.
+ (init_reg_sets): Revert previous change.
+ (saved_fixed_regs): New.
+ (saved_call_used_regs): New.
+ (saved_call_really_used_regs): New.
+ (saved_reg_names): New.
+ (save_register_info): New.
+ (restore_register_info): New.
+ (init_reg_sets_1): Replace reset of register info with call to
+ restore_register_info.
+ * rtl.h (save_register_info): Declare.
+ * toplev.c (backend_init): Call save_register_info.
+
+2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
+
+ * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
+ from the original statement.
+
+2007-08-30 Chao-ying Fu <fu@mips.com>
+
+ * c-lex.c (interpret_fixed): Declare.
+ (interpret_float): Process _Fract and _Accum.
+ (interpret_fixed): New function.
+ * final.c (output_addr_const): Process CONST_FIXED.
+ * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
+ (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
+ SS_DIV, US_DIV.
+ (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
+ US_DIV, US_ASHIFT.
+ (simplify_immed_subreg): Support CONST_FIXED.
+ Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
+ (simplify_subreg): Support CONST_FIXED.
+
+2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ * config/rs6000/ppu_intrinsics.h: New file.
+ * config.gcc (powerpc*-*-* <extra_headers>): Install
+ ppu_intrinsics.h.
+
+2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ * cfg.c (dump_flow_info): Change to also print entry and exit
+ block info.
+ * print-rtl.c (print_rtl_single): Allow to print rtl with
+ -fdump-unnumbered.
+
+2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ * df-core.h (df_dump_region): New function.
+ * df.h (df_dump_region): New function.
+ * loop-invariant.c (find_defs): Add call to df_dump_region.
+ * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
+ df_dump_region.
+
+2007-08-30 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/33168
+ * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
+ true if any of the compare_section_name calls returned true,
+ rather than if any returned false.
+
+2007-08-30 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/33199
+ * tree-ssa-structalias.c (handle_lhs_call): New function.
+ (find_func_aliases): In non-IPA mode make sure that for
+ calls that return a pointer we add a constraint for the
+ result to point to anything.
+
+2007-08-30 Richard Guenther <rguenther@suse.de>
+
+ * doc/invoke.texi (-mveclibabi): Document new target option.
+ * config/i386/i386.opt (-mveclibabi): New target option.
+ * config/i386/i386.c (ix86_veclib_handler): Handler for
+ vectorization library support.
+ (override_options): Handle the -mveclibabi option, initialize
+ the vectorization library handler.
+ (ix86_builtin_vectorized_function): As fallback call the
+ vectorization library handler, if set.
+ (ix86_veclibabi_acml): New static function for ACML ABI style
+ vectorization support.
+
2007-08-30 Jakub Jelinek <jakub@redhat.com>
* config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
* toplev.c (init_alignments): New, split out from...
(process_options): ...here.
- (backend_init_target): New, split out from...
+ (backend_init_target): New, split out from...
(backend_init): ...here.
- (lang_dependent_init_target): New, split out from...
+ (lang_dependent_init_target): New, split out from...
(lang_dependent_init): ...here.
(target_reinit): New.
* toplev.h (target_reinit): Declare.
2007-08-11 David Daney <ddaney@avtrex.com>
- * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
+ * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
as ATTRIBUTE_UNUSED.
2007-08-11 David Edelsohn <edelsohn@gnu.org>
2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
- * config/mips/mips.opt (mhard-float, msoft-float): Make these
+ * config/mips/mips.opt (mhard-float, msoft-float): Make these
control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
* config/mips/mips.h (mips16_hard_float): Delete.
- (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
+ (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
definitions, and replace with....
(TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
* config/mips/mips.c (mips16_hard_float): Delete. Replace
all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
(MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
- (override_options): Replace MASK_SOFT_FLOAT references with
+ (override_options): Replace MASK_SOFT_FLOAT references with
MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
and mips16_hard_float when TARGET_MIPS16.
tri-state integer.
* optabs.c (expand_ffs, expand_ctz): New functions to compute
ffs and ctz using clz.
- (expand_unop): Call them.
+ (expand_unop): Call them.
* config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
result value.
(CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
- * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
+ * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
argument to find_reloads_address.
2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
- * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
+ * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
2007-07-31 Revital Eres <eres@il.ibm.com>
2007-07-18 Caroline Tice <ctice@apple.com>
- * var-tracking.c (find_src_status): Check for COND_EXEC insns
+ * var-tracking.c (find_src_status): Check for COND_EXEC insns
and handle them correctly; check that src is not NULL before
trying to use it.
(find_src_set_src): Likewise.
2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
Nigel Stephens <nigel@mips.com>
- * config/mips/mips.md: Include 20kc.md.
+ * config/mips/mips.md: Include 20kc.md.
* config/mips/20kc.md: New file.
* config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
(mips_adjust_cost): Tweak for 20Kc.
PR tree-optimization/19590
* tree-vrp.c (adjust_range_with_scev): Set the range when the result
of scev is a constant.
- * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
* df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
(problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
- problem_NOTE): Initialize free_blocks_on_set_blocks.
+ problem_NOTE): Initialize free_blocks_on_set_blocks.
(df_lr_bb_local_compute): Recompute luids if df_live problem is
not active.
(df_live_set_all_dirty, df_note_alloc): New function.
* tree-ssa.c (tree_ssa_useless_type_conversion_1):
Convert the MIN/MAX of the inner type to the outer
type before comparing them.
- * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
+ * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
POINTER_PLUS_EXPR instead of PLUS_EXPR.
(issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
of PLUS_EXPR for pointers.
* config/mn10300/mn10300.md: Include.
* config/mn10300/mn10300.c(mn10300_secondary_reload_class):
Fix up for removed macro.
- * config/mn10300/predicates.md (call_address_operand): Ditto.
+ * config/mn10300/predicates.md (call_address_operand): Ditto.
* config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
(CONST_OK_FOR_I): Ditto.
(CONST_OK_FOR_J): Ditto.
* doc/extend.texi (Function Attributes): Document MIPS "near" and
"far" attributes.
- * testsuite/gcc.target/mips/near-far-1.c: New test case.
- * testsuite/gcc.target/mips/near-far-2.c: New test case.
- * testsuite/gcc.target/mips/near-far-3.c: New test case.
- * testsuite/gcc.target/mips/near-far-4.c: New test case.
+ * testsuite/gcc.target/mips/near-far-1.c: New test case.
+ * testsuite/gcc.target/mips/near-far-2.c: New test case.
+ * testsuite/gcc.target/mips/near-far-3.c: New test case.
+ * testsuite/gcc.target/mips/near-far-4.c: New test case.
2007-05-25 Eric Christopher <echristo@apple.com>
stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
* Makefile.in (tree-predcom.o): Add.
(tree-affine.o): Add TREE_GIMPLE_H dependency.
- * passes.c (init_optimization_passes): Add dceloop after
+ * passes.c (init_optimization_passes): Add dceloop after
copy propagation in loop optimizer. Add predictive commoning
to loop optimizer passes.
2007-05-14 Dave Korn <dave.korn@artimi.com>
- * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
+ * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
2007-05-14 Rafael Avila de Espindola <espindola@google.com>
2007-04-26 Steve Ellcey <sje@cup.hp.com>
- * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
+ * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
2007-04-26 Richard Guenther <rguenther@suse.de>
(create_phi_node): Use set_phi_nodes.
* omp-low.c (expand_omp_parallel): Use bb_stmt_list.
* tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
- (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
+ (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
* tree-flow-inline.h (phi_nodes, set_phi_nodes,
(bsi_start, bsi_last): Use bb_stmt_list.
(phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
* tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
estimate_reg_pressure_cost. Add number of ivs.
(determine_set_costs): Dump target_reg_cost.
- * loop-invariant.c (gain_for_invariant): Use
+ * loop-invariant.c (gain_for_invariant): Use
estimate_reg_pressure_cost. Removed n_inv_uses argument.
(best_gain_for_invariant, find_invariants_to_move): Remove
n_inv_uses.
2007-04-07 Bruce Korb <bkorb@gnu.org>
* c.opt: Add -Wformat-contains-nul.
- * c-format.c (set_Wformat): Set warn_format_contains_nul to the
+ * c-format.c (set_Wformat): Set warn_format_contains_nul to the
-Wformat setting.
(check_format_info_main): Check OPT_Wformat_contains_nul before emitting
the NUL byte warning.
argument "reliable".
(infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
Add argument "reliable". Propagate it through calls.
- (infer_loop_bounds_from_undefined): Derive number of iterations
+ (infer_loop_bounds_from_undefined): Derive number of iterations
estimates from references in blocks that do not dominate loop latch.
(gcov_type_to_double_int): New function.
(estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
(dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
and 2 builtins.
(bdesc_map): Add one field of unsupported_target_flags.
- (bdesc_arrays): Update entries to have extra fields. Add
+ (bdesc_arrays): Update entries to have extra fields. Add
dsp_32only_bdesc.
(mips_init_builtins): Initialize new function types.
Check unsupported_target_fileds to filter out builtins.
2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
- * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
+ * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
unroll factor by the estimated number of iterations.
(loop_prefetch_arrays): Do not prefetch in loops that iterate less
than prefetch latency.
2007-02-23 Steve Ellcey <sje@cup.hp.com>
PR debug/29614
- * varpool.c (varpool_assemble_pending_decls): Set
+ * varpool.c (varpool_assemble_pending_decls): Set
varpool_last_needed_node to null.
2007-02-23 DJ Delorie <dj@redhat.com>
* config/spu/spu-protos.h (spu_init_expanders): Declare.
* config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
HARD_FRAME_POINTER_REGNUM.
- (spu_legitimate_address): Use regno_aligned_for_reload.
- (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
+ (spu_legitimate_address): Use regno_aligned_for_reload.
+ (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
aligned when frame_pointer_needed is true.
(spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
to 8 bits.
rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
- (lshr<mode>3_reg): Fix rtl description.
+ (lshr<mode>3_reg): Fix rtl description.
Make sure mulhisi immediate operands are valid.
* config/spu/predicates.md (imm_K_operand): Add.
* config/spu/spu.c (print_operand): Handle HIGH correctly.
(spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
(immediate_load_p): Allow symbols that use 2 instructions to create.
- (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
+ (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
with symbols when flag_pic is set.
(const_vector_immediate_p): New.
(logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
* config/spu/spu_internals.h: Ditto.
Fix incorrect operand modifiers.
- * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
- * config/spu/spu.md (xor<mode>3): Change %S to %J.
+ * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
+ * config/spu/spu.md (xor<mode>3): Change %S to %J.
Optimize one case of zero_extend of a vec_select.
- * config/spu/spu.md (_vec_extractv8hi_ze): Add.
+ * config/spu/spu.md (_vec_extractv8hi_ze): Add.
Accept any immediate for hbr.
- * config/spu/spu.md (hbr): Change s constraints to i.
+ * config/spu/spu.md (hbr): Change s constraints to i.
2007-02-21 Paul Brook <paul@codesourcery.com>
2007-02-18 Roger Sayle <roger@eyesopen.com>
PR rtl-optimization/28173
- * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
+ * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
(X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
of an arglist. Change return type to bool. Use new CALL_EXPR
accessors.
- (fold_builtin_strstr): Pass call arguments individually instead
+ (fold_builtin_strstr): Pass call arguments individually instead
of as an arglist, fixing callers appropriately. Use new CALL_EXPR
accessors and constructors. Return NULL_TREE instead of 0.
(fold_builtin_strchr): Likewise.
(fold_ternary): Remove CALL_EXPR case, since they are no longer
ternary expressions.
(fold): Add logic for tcc_vl_exp.
- (fold_checksum_tree): Make it know about tcc_vl_exp. Use
+ (fold_checksum_tree): Make it know about tcc_vl_exp. Use
TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
(fold_build3_stat): Add assertion to flag broken interface for
constructing CALL_EXPRs.
* tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
(vrp_visit_stmt): Likewise.
- * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
+ * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
TREE_CODE_LENGTH.
(force_move_till_expr): Likewise.
(estimate_num_insns_1): Use new CALL_EXPR accessors.
(expand_call_inline): Tidy up call to initialize_inlined_parameters.
- * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
+ * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
(vectorizable_reduction): Likewise.
(vectorizable_call): Use new CALL_EXPR iterators.
(arm_expand_unop_builtin): Likewise.
(arm_expand_builtin): Use new CALL_EXPR accessors.
- * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
+ * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
accessors.
* config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
* tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
test whether one constant integer is a multiple of another. Instead
call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
- * fold-const.c (multiple_of_p): We've determined both TOP and
+ * fold-const.c (multiple_of_p): We've determined both TOP and
BOTTOM are integer constants so we can call int_const_binop directly
instead of the more generic const_binop.
PR other/30182
* config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
- * config/ia64/ia64.c (ia64_init_builtins): Ditto.
+ * config/ia64/ia64.c (ia64_init_builtins): Ditto.
2007-01-25 Richard Guenther <rguenther@suse.de>
* longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
ColdFire alternatives.
* config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
- * config/m68k/m68k.md (clzsi2): Define for ColdFire
+ * config/m68k/m68k.md (clzsi2): Define for ColdFire
architectures that support ff1 instruction.
2007-01-19 Richard Sandiford <richard@codesourcery.com>
2007-01-02 Steve Ellcey <sje@cup.hp.com>
- * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
+ * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
HOST_BITS_PER_LONGLONG
2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
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