2011-03-05 Alan Modra PR target/47986 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Handle full cmodel medium/large lo_sum + high addresses. 2011-03-04 Andreas Krebbel * config/s390/s390.c (s390_decompose_address): Reject non-literal pool references in UNSPEC_LTREL_OFFSET. 2011-03-04 Jan Hubicka PR lto/47497 * lto-symtab.c (lto_cgraph_replace_node): Do not set thunk.alias. (lto_symtab_merge_cgraph_nodes_1): Update thunk.alias pointers here. * cgraph.h (cgraph_same_body_alias, cgraph_add_thunk): Add node pointers. * cgraph.c (cgraph_same_body_alias_1, cgraph_same_body_alias, cgraph_add_thunk): Add node pointers. * lto-cgraph.c (lto_output_node): Verify that thunks&aliases are associated to right node. (input_node): Update use of cgraph_same_body_alias and cgraph_add_thunk. 2011-03-04 Changpeng Fang * config/i386/i386.opt (mprefer-avx128): New flag. * config/i386/i386.c (ix86_preferred_simd_mode): Prefer 128-bit mode when the flag -mprefer-avx128 is on. 2011-03-04 Richard Sandiford * dwarf2out.c (compare_loc_operands): Fix address handling. 2011-03-04 Alan Modra * tree.h (TREE_ADDRESSABLE): Update FUNCTION_DECL comment. 2011-03-04 Richard Guenther PR middle-end/47968 * expmed.c (extract_bit_field_1): Prefer vector modes that vec_extract patterns can handle. 2011-03-04 Richard Guenther PR middle-end/47975 * optabs.c (optab_for_tree_code): Do not use VECTOR_MODE_P. 2011-03-04 Richard Henderson * explow.c (emit_stack_save): Remove 'after' parameter. (emit_stack_restore): Likewise. * expr.h: Update to match. * builtins.c, calls.c, stmt.c: Likewise. * config/alpha/alpha.md, config/avr/avr.md: Likewise. * config/mips/mips.md, config/pa/pa.md, config/vax/vax.md: Likewise. * function.c (expand_function_end): Insert the emit_stack_save sequence before parm_birth_insn instead of after. 2011-03-03 Uros Bizjak * config/i386/sse.md (*avx_pmaddubsw128): Fix mode of VEC_SELECT RTX. (ssse3_pmaddubsw128): Ditto. (ssse3_pmaddubsw): Ditto. 2011-03-03 Steve Ellcey * config/ia64/t-hpux: Add $(srcdir)/unwind-c.c to LIB2ADDEH 2011-03-03 Jakub Jelinek PR c/47963 * gimplify.c (omp_add_variable): Only call omp_notice_variable on TYPE_SIZE_UNIT if it is a DECL. PR debug/47283 * cfgexpand.c (expand_debug_expr) : If MEM_REF first operand is not is_gimple_mem_ref_addr, try to fold it. If the operand still isn't is_gimple_mem_ref_addr, clear MEM_EXPR on op0. 2011-03-03 Richard Guenther PR middle-end/47283 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Make code match comment. (refs_may_alias_p_1): For release branches return true if we are confused by our input. 2011-03-03 Andreas Krebbel * config/s390/s390.c (s390_function_value): Rename to ... (s390_function_and_libcall_value): ... this. (s390_function_value): New function. (s390_libcall_value): New function. (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Define target hooks. * config/s390/s390.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove target macro definitions. * config/s390/s390-protos.h (s390_function_value): Remove prototype. 2011-03-02 Joseph Myers * config/i386/freebsd64.h (CC1_SPEC): Define. * config/i386/linux64.h (CC1_SPEC): Define. * config/i386/x86-64.h (CC1_SPEC): Don't define. 2011-03-02 Anatoly Sokolov * config/stormy16/stormy16.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove. * config/stormy16/stormy16.c: Include reload.h. (xstormy16_memory_move_cost): New function. (TARGET_MEMORY_MOVE_COST): Define. 2011-03-02 Richard Sandiford PR rtl-optimization/47925 * cse.c (count_reg_usage): Don't ignore the SET_DEST of instructions with side effects. Remove the more-specific check for volatile asms. 2011-03-02 Alan Modra PR target/47935 * config/rs6000/predicates.md (lwa_operand): Check cmodel medium toc relative addresses for valid offsets. 2011-03-01 Richard Guenther PR tree-optimization/47890 * tree-vect-loop.c (get_initial_def_for_induction): Set related stmt properly. 2011-03-01 Richard Guenther PR lto/47924 * lto-streamer.c (lto_record_common_node): Also register the canonical type. 2011-03-01 Richard Guenther PR lto/46911 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers): Do not stream DECL_ABSTRACT_ORIGIN. (lto_input_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION, BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN. * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers): Do not stream DECL_ABSTRACT_ORIGIN. (lto_output_ts_block_tree_pointers): Nor BLOCK_SOURCE_LOCATION, BLOCK_NONLOCALIZED_VARS or BLOCK_ABSTRACT_ORIGIN. 2011-02-28 Anatoly Sokolov * config/stormy16/stormy16.h (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Remove. * config/stormy16/stormy16-protos.h (xstormy16_function_value): Remove. * config/stormy16/stormy16.c (xstormy16_function_value): Make static. Add 'outgoing' argument. (xstormy16_libcall_value, xstormy16_function_value_regno_p): New function. (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define. 2011-02-28 Kai Tietz PR debug/28047 * dwarf2out.c (file_table_eq): Use filename_cmp instead of strcmp. (lookup_filename): Likewise. * final.c (remap_debug_filename): Use filename_ncmp instead of strncmp. 2011-02-28 Bernd Schmidt Jakub Jelinek PR middle-end/47893 * rtl.h (ASLK_REDUCE_ALIGN, ASLK_RECORD_PAD): Define. (assign_stack_local_1): Change last argument type to int. * function.c (assign_stack_local_1): Replace reduce_alignment_ok argument with kind. If bit ASLK_RECORD_PAD is not set in it, don't record padding space into frame_space_list nor use those areas. (assign_stack_local): Adjust caller. (assign_stack_temp_for_type): Call assign_stack_local_1 instead of assign_stack_local, pass 0 as last argument. * caller-save.c (setup_save_areas): Adjust assign_stack_local_1 callers. 2011-02-28 Jakub Jelinek PR debug/47283 * cfgexpand.c (convert_debug_memory_address): Add AS parameter. Use target address_mode and pointer_mode hooks instead of hardcoded Pmode and ptr_mode. Handle some simple cases of extending if POINTERS_EXTEND_UNSIGNED < 0. (expand_debug_expr) : Call convert_debug_memory_address. (expand_debug_expr) : Pass as to convert_debug_memory_address. PR middle-end/46790 * configure.ac (HAVE_LD_EH_GC_SECTIONS_BUG): New test. * configure: Regenerated. * config.in: Regenerated. * varasm.c (default_function_section): Return NULL if HAVE_LD_EH_GC_SECTIONS_BUG and decl has implicit section name. 2011-02-28 Martin Jambor * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Fix the description to match the printed values. 2011-02-28 Richard Guenther * tree-inline.c (tree_function_versioning): Set BLOCK_SUPERCONTEXT of the copied scope tree. 2011-02-28 Ralf Wildenhues * doc/extend.texi (Function Attributes): Avoid deeply (and wrongly) nested tables. 2011-02-27 Jakub Jelinek PR middle-end/47903 * real.c (real_arithmetic) : Clear padding bits in *r first if r isn't op0 nor op1. 2011-02-23 Georg-Johann Lay * config/avr/avr.md: Remove magic comment for emacs. 2011-02-23 Georg-Johann Lay PR target/45261 * config/avr/avr.c (avr_option_override): Use error on bad options. (avr_help): New function. (TARGET_HELP): Define. 2011-02-22 Georg-Johann Lay PR target/42240 * config/avr/avr.c (avr_cannot_modify_jumps_p): New function. (TARGET_CANNOT_MODIFY_JUMPS_P): Define. 2011-02-26 Gerald Pfeifer * doc/invoke.texi (ARC Options): Use CPU instead of cpu. (ARM Options): Ditto. (i386 and x86-64 Options): Ditto. (RX Options): Ditto. (SPARC Options): Ditto. 2011-02-26 Tijl Coosemans * config.gcc (i386-*-freebsd*): Make i486 the default arch on FreeBSD 6 and later. Generally use cpu generic. 2011-02-25 Gerald Pfeifer * doc/cpp.texi: Update copyright years. 2011-02-25 Sebastien Bourdeauducq PR target/46898 * config/lm32/lm32.md (ashrsi3): Added needed variable. 2011-02-25 Jon Beniston PR target/46898 * config/lm32/lm32.h (INCOMING_RETURN_ADDR_RTX): New. * config/lm32/lm32.md (ashlsi3): Remove unused variable. * config/lm32/lm32.c (TARGET_EXCEPT_UNWIND_INFO): New. (lm32_block_move_inline): Add type cast to remove warning. (lm32_expand_prologue): Generate fp in a way compatible with dwarf2out. (gen_int_relational): Move declarations to start of function. 2011-02-25 Eric Botcazou PR tree-optimization/45470 * tree-vect-data-refs.c (vect_analyze_data_refs): Fail if a statement can throw internally only. * tree-vect-stmts.c (vectorizable_call): Likewise. 2011-02-24 Anatoly Sokolov * config/stormy16/stormy16.h (PREFERRED_RELOAD_CLASS, PREFERRED_OUTPUT_RELOAD_CLASS): Remove. * config/stormy16/stormy16-protos.h (xstormy16_preferred_reload_class): Remove. * config/stormy16/stormy16.c (xstormy16_preferred_reload_class): Make static. Change 'rclass' argument and return type to reg_class_t. (TARGET_PREFERRED_RELOAD_CLASS, TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define. 2011-02-24 Richard Guenther * lto-streamer-in.c (input_bb): Do not find referenced vars in debug statements. 2011-02-23 Jason Merrill * common.opt (fabi-version): Document v5 and v6. 2011-02-23 Richard Guenther PR tree-optimization/47849 * tree-if-conv.c (main_tree_if_conversion): Free postdom info. 2011-02-23 Jie Zhang * opts-common.c (decode_cmdline_option): Print empty string argument as "" in decoded->orig_option_with_args_text. * gcc.c (execute): Print empty string argument as "" in the verbose output. (do_spec_1): Keep empty string argument. 2011-02-23 Nathan Froyd * config.gcc: Declare score-* and crx-* obsolete. 2011-02-23 Jie Zhang PR rtl-optimization/47763 * web.c (web_main): Ignore naked clobber when replacing register. 2011-02-22 Anatoly Sokolov * config/stormy16/stormy16.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Remove. 2011-02-22 Sebastian Pop PR doc/47848 * doc/invoke.texi: Do not mention -ftree-loop-if-convert-memory-writes. 2011-02-22 Mike Stump * acinclude.m4 (gcc_cv_gas_vers): Add -arch ppc for probing darwin assembler. * configure: Regenerate. 2011-02-21 Chung-Lin Tang PR rtl-optimization/46002 * ira-color.c (update_copy_costs): Change class intersection test to reg_class_contents[] test of 'hard_regno'. 2011-02-21 Joseph Myers * config/alpha/osf5.opt (mno-mips-tfile): Mark as Target rather than Driver option. * config/hpux11.opt (mt): Likewise. * config/microblaze/microblaze.opt (mxl-mode-xilkernel): Likewise. * config/rs6000/xilinx.opt (mno-clearbss, mppcperflib): Likewise. * config/vax/elf.opt (mno-asm-pic): Likewise. * config/vms/vms.opt (map, mvms-return-codes): Likewise. 2011-02-21 Mike Stump PR target/47822 * config/darwin-protos.h (darwin_init_cfstring_builtins): Return a tree so we can get save the type. * config/i386/darwin.h (SUBTARGET_INIT_BUILTINS): Reserve builtin slot for CFString instead of trying to use past the end of the builtins. * config/i386/i386.c (IX86_BUILTIN_CFSTRING): Likewise. * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_CFSTRING): Likewise. * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Likewise. * config/darwin.c (DARWIN_BUILTIN_CFSTRINGMAKECONSTANTSTRING): Rename to darwin_builtin_cfstring. (darwin_init_cfstring_builtins): Return the built type. 2011-02-21 Uros Bizjak PR target/47840 * config/i386/avxintrin.h (_mm256_insert_epi32): Use _mm_insert_epi32. (_mm256_insert_epi64): Use _mm_insert_epi64. 2011-02-21 Anatoly Sokolov * config/stormy16/stormy16.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove. * config/stormy16/stormy16-protos.h (xstormy16_mode_dependent_address_p): Remove. * config/stormy16/stormy16.c (xstormy16_mode_dependent_address_p): Make static. Change return type to bool. Change argument type to const_rtx. Remove dead code. (TARGET_MODE_DEPENDENT_ADDRESS_P): Define. 2011-02-21 Richard Guenther PR lto/47820 * lto-streamer-in.c (lto_input_ts_decl_common_tree_pointers): Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs. (lto_input_ts_block_tree_pointers): Hook a BLOCK into the TUs context. * lto-streamer-out.c (lto_output_ts_decl_common_tree_pointers): Do not stream DECL_INITIAL for TRANSLATION_UNIT_DECLs. 2011-02-20 Richard Guenther PR lto/47822 * tree.c (free_lang_data_in_decl): Clean builtins from the TU decl BLOCK_VARS. 2011-02-19 Alexandre Oliva PR debug/47620 PR debug/47630 * haifa-sched.c (fix_tick_ready): Skip tick computation for debug insns. 2011-02-19 Richard Guenther PR lto/47647 * lto-streamer-in.c (lto_input_ts_decl_minimal_tree_pointers): Remove lazy BLOCK_VARS streaming. (lto_input_ts_block_tree_pointers): Likewise. * lto-streamer-out.c (lto_output_ts_block_tree_pointers): Likewise. 2011-02-19 Joseph Myers * config.gcc (i[34567]86-pc-msdosdjgpp*): Use i386/djgpp-stdint.h. 2011-02-19 Joseph Myers * config/i386/biarch32.h, config/i386/mach.h, config/rs6000/aix.opt, config/sh/superh64.h: Remove. 2011-02-19 Jakub Jelinek PR target/47800 * config/i386/i386.md (peephole2 for shift and plus): Use operands[1] original mode in the first insn. 2011-02-18 Mike Stump * config/t-darwin (TM_H): Add dependency on darwin-sections.def. 2011-02-18 Jan Hubicka PR middle-end/47788 * ipa-inline.c (compute_inline_parameters): Set disregard_inline_limits to zero when the function is not inlinable at all. 2011-02-18 John David Anglin * config.gcc (hppa[12]*-*-hpux11*): Set extra_parts. * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock, pthread_mutex_unlock, pthread_once): Reinstate pthread stubs. * config/pa/t-pa-hpux11: Add rules to build pthread stubs. * config/pa/t-pa64: Likewise. * config/pa/pa-hpux11.h (LINK_GCC_C_SEQUENCE_SPEC): Define. 2011-02-18 Jakub Jelinek PR driver/47787 * gcc.c (default_compilers): Clear combinable field for "@cpp-output". 2011-02-18 John David Anglin PR target/47792 * gthr-dce.h (__gthread_mutx_destroy): Fix typo in name. 2011-02-18 Anatoly Sokolov * config/m32r/m32r.h (REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, RTX_OK_FOR_BASE_P, RTX_OK_FOR_OFFSET_P, LEGITIMATE_OFFSET_ADDRESS_P, LEGITIMATE_LO_SUM_ADDRESS_P, LOAD_POSTINC_P, STORE_PREINC_PREDEC_P, GO_IF_LEGITIMATE_ADDRESS): Remove macros. * config/m32r/m32r.c (TARGET_LEGITIMATE_ADDRESS_P): Define. (m32r_rtx_ok_for_base_p, m32r_rtx_ok_for_offset_p, m32r_legitimate_offset_addres_p, m32r_legitimate_lo_sum_addres_p, m32r_load_postinc_p, m32r_store_preinc_predec_p, m32r_legitimate_address_p): New functions. * config/m32r/constraints.md (constraint "S"): Don't use STORE_PREINC_PREDEC_P. (constraint "U"): Don't use LOAD_POSTINC_P. 2011-02-18 Chung-Lin Tang PR rtl-optimization/46178 * ira.c (setup_hard_regno_class): Use ira_class_translate[] to compute ira_hard_regno_cover_class[]. 2011-02-18 Richard Guenther PR lto/47798 * lto-streamer.h (lto_global_var_decls): Declare. * lto-streamer-in.c (lto_register_var_decl_in_symtab): Register statics for global var processing. 2011-02-18 Richard Guenther PR tree-optimization/47737 * tree-ssa-loop-im.c (extract_true_false_args_from_phi): Fix edge dominance check. 2011-02-18 Jakub Jelinek PR debug/47780 * cfgexpand.c (expand_debug_expr) : Call copy_rtx to avoid invalid rtx sharing. 2011-02-18 Gerald Pfeifer * doc/cpp.texi (Obsolete Features): Add background on the origin of assertions. 2011-02-17 Iain Sandoe * config/darwin-c.c (darwin_cpp_builtins): Define __OBJC2__ for objc_abi == 2. * config/darwin.c (output_objc_section_asm_op): Added support for ABI v1 and v2. (is_objc_metadata): New. (darwin_objc2_section): New. (darwin_objc1_section): New. (machopic_select_section): Added support for ABI v1 and v2. (darwin_emit_objc_zeroed): New. (darwin_output_aligned_bss): Detect objc metadata and treat it appropriately. (darwin_asm_output_aligned_decl_common): Same. (darwin_asm_output_aligned_decl_local): Same. * config/darwin-sections.def: Updated for ABI v1 and v2. * config/darwin.h (SUBTARGET_C_COMMON_OVERRIDE_OPTIONS): When compiling Objective-C code for the NeXT runtime, default to using ABI version 0 for 32-bit, and version 2 for 64-bit. 2011-02-17 Joseph Myers * common.opt (optimize_fast): New Variable. * opts.c (default_options_optimization): Use opts->x_optimize_fast instead of local variable ofast. 2011-02-17 Nicola Pero * doc/invoke.texi (fobjc-abi-version): Documented. (fobjc-nilcheck): Documented. (fno-nil-receiver): Updated documentation to refer to the NeXT ABI version. 2011-02-17 Joseph Myers PR driver/47390 * common.opt (export-dynamic): New Driver option. * gcc.c (LINK_COMMAND_SPEC): Add comment about %{e*}. 2011-02-17 Joseph Myers * config/rx/rx.h (LIB_SPEC): Match -msim not -msim*. 2011-02-17 Alexandre Oliva Jan Hubicka PR debug/47106 PR debug/47402 * cfgexpand.c (account_used_vars_for_block): Remove. (estimated_stack_frame_size): Use referenced vars. * tree-inline.c (remap_decl): Only mark VAR_DECLs as referenced that were referenced in the original function. Test src_fn rather than cfun. Drop redundant get_var_ann. (setup_one_parameter): Drop redundant get_var_ann. (declare_return_variable): Likewise. (copy_decl_for_dup_finish): Mark VAR_DECLs referenced in src_fn. (copy_arguments_for_versioning): Drop redundant get_var_ann. * ipa-inline.c (compute_inline_parameters): Do not compute disregard_inline_limits here. (compute_inlinable_for_current, pass_inlinable): New. (pass_inline_parameters): Require PROP_referenced_vars. * cgraphunit.c (cgraph_process_new_functions): Don't run compute_inline_parameters explicitly unless function is in SSA form. (cgraph_analyze_function): Set .disregard_inline_limits. * tree-sra.c (convert_callers): Compute inliner parameters only for functions already in SSA form. 2011-02-17 Joseph Myers * config/sparc/sparc.h (CPP_ENDIAN_SPEC): Don't handle -mlittle-endian-data. 2011-02-17 Joseph Myers * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Match -mfpu and -mno-fpu, not -fpu and -no-fpu. * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): Likewise. * config/sparc/sparc.h (OPTION_DEFAULT_SPECS): Likewise. 2011-02-17 Uros Bizjak PR target/43653 * config/i386/i386.c (ix86_secondary_reload): Handle SSE input reload with PLUS RTX. 2011-02-16 Joseph Myers * config/mips/mips.opt (mno-mdmx): Use Var(TARGET_MDMX, 0) instead of InverseVar(MDMX). 2011-02-16 Joseph Myers * config/sh/embed-elf.h (LIBGCC_SPEC): Match -m4-340 instead of --m4-340. 2011-02-16 Joseph Myers * config/mn10300/mn10300.opt (mno-crt0): New. 2011-02-16 Joseph Myers * config/m68k/uclinux.opt (static-libc): New Driver option. 2011-02-16 Joseph Myers * config/m32c/m32c.h (LIB_SPEC): Match -msim not -msim*. 2011-02-16 Joseph Myers * config/lm32/lm32.h (ASM_SPEC): Use %{muser-enabled} instead of %{muser-extend-enabled}. 2011-02-16 Richard Guenther PR tree-optimization/47738 * tree-ssa-loop.c (run_tree_predictive_commoning): Return the TODO from tree_predictive_commoning. 2011-02-15 Jeff Law Revert 2011-01-25 Jeff Law PR rtl-optimization/37273 * ira-costs.c (scan_one_insn): Detect constants living in memory and handle them like argument loads from stack slots. Do not double count memory for memory constants and argument loads from stack slots. 2011-02-15 H.J. Lu PR middle-end/47725 * combine.c (cant_combine_insn_p): Revert the last change. 2011-02-15 Michael Meissner PR target/47755 * config/rs6000/predicates.md (easy_vector_constant): Allow V2DI mode for vector constants. Remove code that checks for TImode. 2011-02-15 Alexandre Oliva PR debug/47106 PR debug/47402 * cgraph.h (compute_inline_parameters): Return void. * ipa-inline.c (compute_inline_parameters): Adjust. 2011-02-15 Alexandre Oliva PR debug/47106 PR debug/47402 * tree-inline.h (estimated_stack_frame_size): Take cgraph node rather than decl. * cfgexpand.c (estimated_stack_frame_size): Likewise. * ipa-inline.c (compute_inline_parameters): Adjust. 2011-02-15 Alexandre Oliva PR debug/47106 PR debug/47402 * tree-flow.h (FOR_EACH_REFERENCED_VAR): Add FN argument. Adjust all users. Pass FN to... * tree-flow-inline.h (first_referenced_var): ... this. Add fn argument. * ipa-struct-reorg.c: Adjust. * tree-dfa.c: Adjust. * tree-into-ssa.c: Adjust. * tree-sra.c: Adjust. * tree-ssa-alias.c: Adjust. * tree-ssa-live.c: Adjust. * tree-ssa.c: Adjust. * tree-ssanames.c: Adjust. * tree-tailcall.c: Adjust. 2011-02-15 Alexandre Oliva PR debug/47106 PR debug/47402 * tree-flow.h (referenced_var_lookup): Add fn parameter. Adjust all callers. * tree-dfa.c (referenced_var_lookup): Use fn instead of cfun. * tree-flow-inline.h: Adjust. * gimple-pretty-print.c: Adjust. * tree-into-ssa.c: Adjust. * tree-ssa.c: Adjust. * cfgexpand.c: Adjust. 2011-02-15 Nathan Froyd * config/iq2000/i2000.h (REG_CLASS_FROM_LETTER): Delete. (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete. (EXTRA_CONSTRAINT): Delete. * config/iq2000/constraints.md: New file. * config/iq2000/iq2000.md: Include it. (define_insn ""): Delete. (movsi_internal2, movhi_internal2, movqi_internal2): Delete unsupported constraint letters from patterns. (call_value, call_value_internal1): Likewise. (call_value_multiple_internal1): Likewise. 2011-02-15 Nick Clifton * config/mn10300/mn10300.c: Include tm-constrs.h. (struct liw_data): New data structure describing an LIW candidate instruction. (extract_bundle): Use struct liw_data. Allow small integer operands for some instructions. (check_liw_constraints): Use struct liw_data. Remove swapped parameter. Add comments describing the checks. Fix bug when assigning the source of liw1 to the source of liw2. (liw_candidate): Delete. Code moved into extract_bundle. (mn10300_bundle_liw): Use struct liw_data. Check constraints before swapping. * config/mn10300/predicates.md (liw_operand): New predicate. Allows registers and small integer constants. * config/mn10300/constraints.md (O): New constraint. Accetps integers in the range -8 to +7 inclusive. * config/mn10300/mn10300.md (movesi_internal): Add an alternative for moving a small integer into a register. Give this alternative LIW attributes. (addsi3, subsi3, cmpsi, lshrsi3, ashrsi3): Likewise. (ashlsi3): Likewise, plus give LIW attributes to the alternatives using the J,K,L and M constraints, (liw): Remove SI mode on second operands to allow for HI and QI mode values. (cmp_liw, liw_cmp): Likewise. Plus fix order of operands in the instruction. 2011-02-15 H.J. Lu PR middle-end/47725 * combine.c (cant_combine_insn_p): Check zero/sign extended hard registers. 2011-02-15 Richard Guenther PR tree-optimization/47743 * tree-ssa-pre.c (phi_translate_1): If we didn't get a value-number for a non-type-compatible VN lookup bail out. 2011-02-15 Nathan Froyd * config/fr30/constraints.md: New file. * config/fr30/fr30.md: Include it. * config/fr30/fr30.h (REG_CLASS_FROM_LETTER): Delete. (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete. (EXTRA_CONSTRAINT): Delete. 2011-02-15 Nathan Froyd * config/frv/constraints.md: New file. * config/frv/predicates.md: Include it. * config/frv/frv.c (reg_class_from_letter): Delete. (frv_option_override): Don't initialize it. * config/frv/frv.h (REG_CLASS_FROM_LETTER): Delete. (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K): Delete. (CONST_OK_FOR_L, CONST_OK_FOR_M, CONST_OK_FOR_N): Delete. (CONST_OK_FOR_O, CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete. (CONST_DOUBLE_OK_FOR_G, CONST_DOUBLE_OK_FOR_H): Delete. (CONST_DOUBLE_OK_FOR_LETTER_P): Delete. (EXTRA_CONSTRAINT_FOR_Q, EXTRA_CONSTRAINT_FOR_R): Delete. (EXTRA_CONSTRAINT_FOR_S, EXTRA_CONSTRAINT_FOR_T): Delete. (EXTRA_CONSTRAINT_FOR_U, EXTRA_CONSTRAINT): Delete. (EXTRA_MEMORY_CONSTRAINT, CONSTRAINT_LEN): Delete. (REG_CLASS_FROM_CONSTRAINT): Delete. 2011-02-15 Jakub Jelinek PR middle-end/47581 * config/i386/i386.c (ix86_compute_frame_size): Don't align offset if frame size is 0 in a leaf function. 2011-02-15 Rainer Orth PR pch/14940 * config/alpha/host-osf.c: New file. * config/alpha/x-osf: New file. * config.host (alpha*-dec-osf*): Use it. 2011-02-14 Anatoly Sokolov * config/rx/rx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove. * config/rx/rx-protos.h (rx_is_mode_dependent_addr): Remove. * config/xtensa/xtensa.c (rx_is_mode_dependent_addr): Rename to... (rx_mode_dependent_address_p): ...this. Make static. Change argument type to const_rtx. (TARGET_MODE_DEPENDENT_ADDRESS_P): Define. 2011-02-14 Nathan Froyd * config/stormy16/constraints.md: New file. * config/stormy16/predicates.md (nonimmediate_nonstack_operand): Use satisfies_constraint_Q and satisfies_constraint_R. * config/stormy16/stomry16-protos.h (xstormy16_extra_constraint_p): Delete. (xstormy16_legitiamte_address_p): Declare. * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Delete. (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete. (EXTRA_CONSTRAINT): Delete. * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Un-staticize. (xstormy16_extra_constraint_p): Delete. 2011-02-14 Eric Botcazou PR tree-optimization/46494 * loop-unroll.c (split_edge_and_insert): Adjust comment. * loop-init.c (loop_optimizer_finalize): Do not call verify_flow_info. (pass_rtl_loop_done): Add TODO_verify_flow. * fwprop.c (pass_rtl_fwprop): Likewise. * modulo-sched.c (pass_sms): Likewise. * tree-ssa-dom.c (pass_dominator): Likewise. * tree-ssa-loop-ch.c (pass_ch): Likewise. * tree-ssa-loop.c (pass_complete_unrolli): Likewise. (pass_tree_loop_done): Likewise. * tree-ssa-pre.c (execute_pre): Likewise. * tree-ssa-reassoc.c (pass_reassoc): Likewise. * tree-ssa-sink.c (pass_sink_code): Likewise. * tree-vrp.c (pass_vrp): Likewise. 2011-02-14 Nathan Froyd * config/v850/constraints.md: New file. * config/v850/v850.md: Include it. * config/v850/predicates.md (reg_or_0_operand): Use satisfies_constraint_G. (special_symbolref_operand): Use satisfies_constraint_K. * config/v850/v850.h (CONSTANT_ADDRESS_P): Use constraint_satisfied_p. (GO_IF_LEGITIMATE_ADDRESS): Likewise. (REG_CLASS_FROM_LETTER, INT_7_BITS, INT_8_BITS): Delete. (CONST_OK_FOR_P, CONST_OK_FOR_LETTER_P): Delete. (EXTRA_CONSTRAINT): Delete. (CONST_OK_FOR_I, CONST_OK_FOR_J): Use insn_const_int_ok_for_constraint. (CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M): Likewise. (CONST_OK_FOR_N, CONST_OK_FOR_O): Likewise. 2011-02-14 Anatoly Sokolov PR target/47696 * config/avr/avr-devices.c (avr_mcu_types): Fix ATmega2560 device description. 2011-02-14 Nathan Froyd * config/mcore/constraints.md: New file. * config/mcore/mcore.md: Include it. * config/mcore/mcore.c (reg_class_from_letter): Delete. * config/mcore/mcore.h (reg_class_from_letter): Delete. (REG_CLASS_FROM_LETTER): Delete. (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_L): Use insn_const_int_ok_for_constraint. (CONST_OK_FOR_K, CONST_OK_FOR_M, CONST_OK_FOR_N): Likewise. (CONST_OK_FOR_O, CONST_OK_FOR_P): Likewise. (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Delete. (EXTRA_CONSTRAINT): Delete. 2011-02-14 Rainer Orth PR ada/41929 * config/sparc/sol2-unwind.h: Include , (IS_SIGHANDLER): Define. (sparc64_is_sighandler): New function, split off from sparc64_fallback_frame_state. (sparc_is_sighandler): New function, split off from sparc_fallback_frame_state. (sparc64_fallback_frame_state): Merge with ... (sparc_fallback_frame_state): ... this into ... (MD_FALLBACK_FRAME_STATE_FOR): ... this. Change new_cfa to long. Remove regs_off, fpu_save_off, fpu_save. Define nframes, mctx. Use IS_SIGHANDLER, handler_args, mctx, walk stack instead of hardcoded offsets. 2011-02-14 Andriy Gapon PR target/45808 * config/freebsd-spec.h (FBSD_LIB_SPEC): Handle the shared case. 2011-02-13 Ralf Wildenhues * configure: Regenerate. 2011-02-12 Joseph Myers PR driver/45731 * gcc.c (asm_options): Correct spec matching --target-help. 2011-02-12 Martin Jambor * tree-cfg.c (verify_gimple_call): Return true upon invalid argument to gimple call error. 2011-02-12 Mike Stump * config/frv/frv.h (TRANSFER_FROM_TRAMPOLINE): Canonicalize comments in backslash regions. 2011-02-12 Mike Stump Jakub Jelinek Iain Sandoe PR target/47324 * dwarf2out.c (output_cfa_loc): When required, apply the DWARF2_FRAME_REG_OUT macro to adjust register numbers. (output_loc_sequence): Likewise. (output_loc_operands_raw): Likewise. (output_loc_sequence_raw): Likewise. (output_cfa_loc): Likewise. (output_loc_list): Suppress register number adjustment when calling output_loc_sequence() (output_die): Likewise. 2011-02-12 Anatoly Sokolov * config/xtensa/xtensa.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove macros. * config/xtensa/xtensa.c (xtensa_register_move_cost, xtensa_memory_move_cost): New functions. (TARGET_REGISTER_MOVE_COST, TARGET_REGISTER_MOVE_COST): Define. 2011-02-12 Alexandre Oliva PR lto/47225 * configure.ac (gcc_cv_lto_plugin): Test for liblto_plugin.la in the current directory. * configure: Rebuilt. 2011-02-12 Iain Sandoe * config/darwin.c (darwin_override_options): Add a hunk missed from the commit of r168571. Trim comment line lengths and correct indents of the preceding block. 2011-02-12 Iain Sandoe * gcc.c (driver_handle_option): Concatenate the argument to -F with the switch. 2011-02-11 Joseph Myers * common.opt (nostartfiles): New Driver option. 2011-02-11 Xinliang David Li PR tree-optimization/47707 * tree-chrec.c (convert_affine_scev): Keep type precision. 2011-02-11 Eric Botcazou PR tree-optimization/47420 * ipa-split.c (visit_bb): Punt on any kind of GIMPLE_RESX. 2011-02-11 Pat Haugen PR rtl-optimization/47614 * rtl.h (check_for_inc_dec): Declare. * dse.c (check_for_inc_dec): Externalize... * postreload.c (reload_cse_simplify): ...use it before deleting stmt. (reload_cse_simplify_operands): Don't simplify opnds with side effects. 2011-02-11 Joseph Myers PR driver/47678 * gcc.c (main): Do not compile inputs if there were errors in option handling. * opts-common.c (read_cmdline_option): Check for wrong language after other error checks. 2011-02-11 Nathan Froyd * cgraph.c: Fix comment typos. * cgraph.h: Likewise. * cgraphunit.c: Likewise. * ipa-cp.c: Likewise. * ipa-inline.c: Likewise. * ipa-prop.c: Likewise. * ipa-pure-const.c: Likewise. * ipa-ref.c: Likewise. * ipa-reference.c: Likewise. 2011-02-11 Jakub Jelinek PR debug/47684 * tree-predcom.c (single_nonlooparound_use): Ignore debug uses. 2011-02-11 Rainer Orth PR testsuite/47400 * doc/sourcebuild.texi (Require Support): Document dg-require-ascii-locale. 2011-02-11 Mingjie Xing * doc/lto.texi (Write summary): Fix missing parentheses. 2011-02-10 DJ Delorie * config/m32c/m32c.c (m32c_option_override): Disable -fcombine-stack-adjustments until flag value tracking and compare optimization can be rewritten. 2011-02-10 Peter Bergner * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Change to PROCESSOR_POWER7. (PROCESSOR_DEFAULT64): Likewise. 2011-02-10 Richard Henderson * config/rx/predicates.md (rx_zs_comparison_operator): Revert change from 2011-02-03. * config/rx/rx.c (flags_from_code): Likewise. (rx_print_operand) ['B']: For LT/GE, use lt/ge if overflow flag is valid, n/pz otherwise. (rx_select_cc_mode): Return CCmode if Y is not zero. 2011-02-10 Richard Guenther * tree-ssa-structalias.c (bitpos_of_field): Use BITS_PER_UNIT, not 8. 2011-02-10 Richard Guenther PR tree-optimization/47677 * tree-vrp.c (vrp_bitmap_equal_p): Fix comparison of empty bitmaps. 2011-02-10 Jakub Jelinek PR target/47665 * combine.c (make_compound_operation): Only change shifts into multiplication for SCALAR_INT_MODE_P. 2011-02-10 Jie Zhang PR testsuite/47622 Revert 2011-02-05 Jie Zhang PR debug/42631 * web.c (entry_register): Don't clobber the number of the first uninitialized reference in used[]. 2011-02-09 Richard Guenther PR tree-optimization/47664 * ipa-inline.c (cgraph_decide_inlining_incrementally): Visit all edges again. 2011-02-09 David Edelsohn PR target/46481 PR target/47032 * config/rs6000/aix61.h (PROCESSOR_DEFAULT): Change to PROCESSOR_POWER7. (PROCESSOR_DEFAULT64): Same. (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Delete. 2011-02-09 Rainer Orth * config/mips/iris6.h (TARGET_C99_FUNCTIONS): Define. 2011-02-09 Martin Jambor PR middle-end/45505 * tree-sra.c (struct access): New flags grp_scalar_read and grp_scalar_write. Changed description of assignment read and write flags. (dump_access): Dump new flags, reorder all of them. (sort_and_splice_var_accesses): Set the new flag accordingly, use them to detect multiple scalar reads. (analyze_access_subtree): Use the new scalar read write flags instead of the old flags. Adjusted comments. 2011-02-08 DJ Delorie PR target/47548 * config/m32c/m32c.c (m32c_subreg): Don't try to validate interim patterns. 2011-02-08 Joseph Myers * config/m68k/uclinux.opt: New. * config.gcc (m68k-*-uclinux*): Use m68k/uclinux.opt. 2011-02-08 Joseph Myers * config/cris/elf.opt (sim): New Driver option. 2011-02-08 Joseph Myers * config/xtensa/elf.opt: New. * config.gcc (xtensa*-*-elf*): Use xtensa/elf.opt. 2011-02-08 Joseph Myers * config/vax/elf.opt: New. * config.gcc (vax-*-linux*, vax-*-netbsdelf*): Use vax/elf.opt. 2011-02-08 Joseph Myers * config/rs6000/aix64.opt (posix, pthread): New Driver options. 2011-02-08 Joseph Myers * config/gnu-user.opt: New. * config.gcc (*-*-linux* | frv-*-*linux* | *-*-kfreebsd*-gnu | *-*-knetbsd*-gnu | *-*-gnu* | *-*-kopensolaris*-gnu, *-*-uclinux*): Use gnu-user.opt. 2011-02-08 Thomas Schwinge * config/gnu.h (CPP_SPEC, LIB_SPEC): Remove handling of -bsd option. * config/i386/gnu.h (CPP_SPEC): Likewise. 2011-02-08 Ian Lance Taylor * common.opt (fcx-limited-range): Add SetByCombined flag. (ffinite-math-only, fmath-errno, frounding-math): Likewise. (fsignaling-nans, fsigned-zeros, ftrapping-math): Likewise. (fassociative-math, freciprocal-math): Likewise. (funsafe-math-optimizations): Likewise. * opth-gen.awk: Handle SetByCombined. * optc-gen.awk: Likewise. * opts.c (set_fast_math_flags): Don't override flag if set by frontend. (set_unsafe_math_optimizations_flags): Likewise. * doc/options.texi (Option properties): Document SetByCombined. 2011-02-08 Joseph Myers * config.gcc (arc-*, alpha*-*-gnu*, arm*-*-netbsd*, arm-*-pe*, i[34567]86-*-interix3*, i[34567]86-*-netbsd*, i[34567]86-*-pe, m68hc11-*-*, m6811-*-*, m68hc12-*-*, m6812-*-*, m68k-*-uclinuxoldabi*, mcore-*-pe*, powerpc*-*-gnu*, sh*-*-symbianelf*, vax-*-netbsd*): Mark obsolete. 2011-02-08 Sebastian Pop PR tree-optimization/46834 PR tree-optimization/46994 PR tree-optimization/46995 * graphite-sese-to-poly.c (used_outside_reduction): New. (detect_commutative_reduction): Call used_outside_reduction. (rewrite_commutative_reductions_out_of_ssa_close_phi): Call translate_scalar_reduction_to_array only when at least one loop-phi/close-phi tuple has been detected. 2011-02-08 Richard Guenther PR middle-end/47639 * tree-vect-generic.c (expand_vector_operations_1): Update stmts here ... (expand_vector_operations): ... not here. Cleanup EH info and the CFG if required. 2011-02-08 Richard Guenther PR tree-optimization/47641 * tree-ssa.c (execute_update_addresses_taken): For asm outputs require type compatibility. 2011-02-08 Andreas Krebbel * gimple-low.c (lower_function_body): Don't remove the location of the return statement here. (lower_gimple_return): Do it here instead but only if the return statement is actually used twice. 2011-02-08 Richard Guenther PR tree-optimization/47632 * tree-ssa-forwprop.c (remove_prop_source_from_use): Remove unused up_to_stmt parameter, return whether cfg-cleanup is necessary, remove EH info properly. (forward_propagate_into_gimple_cond): Adjust caller. (forward_propagate_into_cond): Likewise. (forward_propagate_comparison): Likewise. (tree_ssa_forward_propagate_single_use_vars): Make forward_propagate_comparison case similar to the two others. 2011-02-08 Nick Clifton * config/mn10300/mn10300.opt (mliw): New command line option. * config/mn10300/mn10300.md (UNSPEC_LIW): New unspec. (liw_bundling): New automaton. (liw): New attribute. (liw_op): New attribute. (liw_op1, liw_op2, liw_both, liw_either): New reservations. (movsi_internal): Add LIW attributes. (andsi3): Likewise. (iorsi3): Likewise. (xorsi3): Likewise. (addsi3): Separate register and immediate alternatives. Add LIW attributes. (subsi3): Likewise. (cmpsi): Likewise. (aslsi3): Likewise. (lshrsi3): Likewise. (ashrsi3): Likewise. (liw): New pattern. * config/mn10300/mn10300.c (liw_op_names): New (mn10300_print_operand): Handle 'W' operand descriptor. (extract_bundle): New function. (check_liw_constraints): New function. (liw_candidate): New function. (mn10300_bundle_liw): New function. (mn10300_reorg): New function. (TARGET_MACHINE_DEPENDENT_REORG): Define. (TARGET_DEFAULT_TARGET_FLAGS): Add MASK_ALLOW_LIW. * config/mn10300/mn10300.h (TARGET_CPU_CPP_BUILTINS): Define __LIW__ or __NO_LIW__. * doc/invoke.texi: Describe the -mliw command line option. 2011-02-07 John David Anglin * config.gcc (hppa[12]*-*-hpux11*): Don't set extra_parts. * config/pa/stublib.c (pthread_default_stacksize_np, pthread_mutex_lock, pthread_mutex_unlock): Remove. * config/pa/t-pa-hpux11: Remove rules to build pthread stubs. * config/pa/t-pa64: Likewise. * config/pa/pa64-hpux.h (LIB_SPEC): In static links, link against shared libc if not linking against libpthread. * config/pa/pa-hpux11.h (LIB_SPEC): Likewise. 2011-02-07 Iain Sandoe PR target/47558 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Put -lSystem first on 10.6 and later to ensure that we always use the unwinder from the system. Only add -no_compact_unwind when tarteting darwin 10.6 or later. 2011-02-07 Steve Ellcey PR target/46997 * vect.md (vec_interleave_highv2sf): Change fmix for TARGET_BIG_ENDIAN. (vec_interleave_lowv2sf): Ditto. (vec_extract_evenv2sf): Add TARGET_BIG_ENDIAN check. (vec_extract_oddv2sf): Ditto. 2011-02-07 Mike Stump PR target/42333 Add __ieee_divdc3 entry point. * config/i386/darwin.h (DECLARE_LIBRARY_RENAMES): Retain ___divdc3 entry point. (SUBTARGET_INIT_BUILTINS): Call darwin_rename_builtins. * config/i386/i386.c (TARGET_INIT_LIBFUNCS): Likewise. * config/darwin.c (darwin_rename_builtins): Add. * config/darwin-protos.h (darwin_rename_builtins): Add. 2011-02-07 Michael Meissner PR target/47636 * config/rs6000/rs6000.md (rsqrt2): Use the correct macro for the condition. 2011-02-07 Mike Stump * config/darwin.opt (mmacosx-version-min): Update default OS version. 2011-02-07 Denis Chertykov PR target/47534 * config/avr/libgcc.S (exit): Move .endfunc 2011-02-07 Richard Guenther PR tree-optimization/47615 * tree-ssa-sccvn.h (run_scc_vn): Take a vn-walk mode argument. * tree-ssa-sccvn.c (default_vn_walk_kind): New global. (run_scc_vn): Initialize it. (visit_reference_op_load): Use it. * tree-ssa-pre.c (execute_pre): Use VN_WALK if in PRE. 2011-02-07 Ulrich Weigand * config/spu/spu.c (spu_init_libfuncs): Install SImode and DImode trapping arithmetic libfuncs. 2011-02-07 Richard Guenther PR tree-optimization/47621 * tree-ssa.c (non_rewritable_lvalue_p): New function, split out from two duplicates ... (execute_update_addresses_taken): ... here. Make it more conservative in what we accept. 2011-02-06 Joseph Myers * config/sparc/freebsd.h (ASM_SPEC): Define. * config/sparc/vxworks.h (ASM_SPEC): Define. 2011-02-06 Joseph Myers * config/sparc/sol2-bi.h (CC1_SPEC): Remove %{sun4:} %{target:}. 2011-02-06 Steven Bosscher * doc/invoke.texi: Remove reference to compiler internals from user documentation. * reg-notes.def: Remove REG_VALUE_PROFILE. * combine.c (distribute_notes): Do not handle REG_VALUE_PROFILE. 2011-02-05 Jakub Jelinek PR middle-end/47610 * varasm.c (default_section_type_flags): If decl is NULL, and name is .data.rel.ro or .data.rel.ro.local, set SECTION_RELRO bit. 2011-02-05 Jie Zhang PR debug/42631 * web.c (entry_register): Don't clobber the number of the first uninitialized reference in used[]. 2011-02-04 Sebastian Pop PR tree-optimization/46194 * tree-data-ref.c (analyze_miv_subscript): Remove comment. (build_classic_dist_vector_1): Do not represent classic distance vectors when the access functions are variating in different loops. 2011-02-04 Joseph Myers * config/mips/iris6.opt: New. * config.gcc (mips-sgi-irix6.5*): Use mips/iris6.opt. 2011-02-04 Richard Henderson Steve Ellcey PR target/46997 * config/ia64/predicates.md (mux1_brcst_element): New. * config/ia64/ia64-protos.h (ia64_unpack_assemble): New. * config/ia64/ia64.c (ia64_unpack_assemble): New. (ia64_unpack_sign): New. (ia64_expand_unpack): Rewrite using new routines. (ia64_expand_widen_sum): Ditto. (ia64_expand_dot_prod_v8qi): Ditto. * config/ia64/vect.md (mulv8qi3): Rewrite to use new routines, add endian check. (pmpy2_even): Rename from pmpy2_r, add endian check. (pmpy2_odd): Rename from pmpy2_l, add endian check. (vec_widen_smult_lo_v4hi): Rewrite using new routines. (vec_widen_smult_hi_v4hi): Ditto. (vec_widen_umult_lo_v4hi): Ditto. (vec_widen_umult_hi_v4hi): Ditto. (mulv2si3): Change endian checks. (sdot_prodv4hi): Rewrite with new calls. (udot_prodv4hi): New. (vec_pack_ssat_v4hi): Add endian check. (vec_pack_usat_v4hi): Ditto. (vec_pack_ssat_v2si): Ditto. (max1_even): Rename from max1_r, add endian check. (max1_odd): Rename from max1_l, add endian check. (*mux1_rev): Format change. (*mux1_mix): Ditto. (*mux1_shuf): Ditto. (*mux1_alt): Ditto. (*mux1_brcst_v8qi): Use new predicate. (vec_extract_evenv8qi): Remove endian check. (vec_extract_oddv8qi): Ditto. (vec_interleave_lowv4hi): Format change. (vec_interleave_highv4hi): Ditto. (mix2_even): Rename from mix2_r, add endian check. (mix2_odd): Rename from mux2_l, add endian check. (*mux2): Fix mask setting for TARGET_BIG_ENDIAN. (vec_extract_evenodd_helper): Format change. (vec_extract_evenv4hi): Remove endian check. (vec_extract_oddv4hi): Remove endian check. (vec_interleave_lowv2si): Format change. (vec_interleave_highv2si): Format change. (vec_initv2si): Remove endian check. (vecinit_v2si): Add endian check. (reduc_splus_v2sf): Add endian check. (reduc_smax_v2sf): Ditto. (reduc_smin_v2sf): Ditto. (vec_initv2sf): Remove endian check. (fpack): Add endian check. (fswap): Add endian check. (vec_interleave_highv2sf): Add endian check. (vec_interleave_lowv2sf): Add endian check. (fmix_lr): Add endian check. (vec_setv2sf): Format change. (*vec_extractv2sf_0_be): Use shift to extract operand. (*vec_extractv2sf_1_be): New. (vec_pack_trunc_v4hi): Add endian check. (vec_pack_trunc_v2si): Format change. 2011-02-04 Jakub Jelinek PR inline-asm/23200 * tree-ssa-ter.c (is_replaceable_p): Add TER argument. Don't do bb, locus and block comparison and disallow loads if it is not set. (stmt_is_replaceable_p): New function. (process_replaceable, find_replaceable_in_bb): Adjust is_replaceable_p callers. * expr.c (expand_expr_real_1) : If get_gimple_for_ssa_name try for EXPAND_INITIALIZER harder to use SSA_NAME_DEF_STMT. * tree-flow.h (stmt_is_replaceable_p): New prototype. 2011-02-04 Joseph Myers * config/rs6000/xilinx.opt: New. * config.gcc (powerpc-xilinx-eabi*): Use rs6000/xilinx.opt. 2011-02-04 Joseph Myers * config/mips/mips.opt (EB, EL, noasmopt): New Driver options. 2011-02-03 Anatoly Sokolov * config/xtensa/xtensa.h (PREFERRED_RELOAD_CLASS, PREFERRED_OUTPUT_RELOAD_CLASS): Remove. * config/xtensa/xtensa-protos.h (xtensa_preferred_reload_class, secondary_reload_info, xtensa_secondary_reload): Remove. * config/xtensa/xtensa.c (TARGET_PREFERRED_RELOAD_CLASS, TARGET_PREFERRED_OUTPUT_RELOAD_CLASS): Define. (xtensa_preferred_reload_class): Make static. Change return and 'rclass' argument type to reg_class_t. Remove 'isoutput' argument. Use CONST_DOUBLE_P predicate. (xtensa_preferred_output_reload_class): New function. (xtensa_secondary_reload): Make static. 2011-02-03 Joseph Myers * config/microblaze/microblaze.opt (Zxl-mode-bootstrap, Zxl-mode-executable, Zxl-mode-novectors, Zxl-mode-xilkernel, Zxl-mode-xmdstub, mxl-mode-xilkernel): New Driver options. 2011-02-03 Jakub Jelinek PR middle-end/31490 * output.h (SECTION_RELRO): Define. (SECTION_MACH_DEP): Adjust. (get_variable_section): New prototype. * varpool.c (varpool_finalize_named_section_flags): New function. (varpool_assemble_pending_decls): Call it. * cgraph.h (varpool_finalize_named_section_flags): New prototype. * cgraphunit.c (cgraph_output_in_order): Call varpool_finalize_named_section_flags. * varasm.c (get_section): Allow section flags conflicts between relro and read-only sections if the section hasn't been declared yet. Set SECTION_OVERRIDE after diagnosing section type conflict. (get_variable_section): No longer static. (default_section_type_flags): Use SECTION_WRITE | SECTION_RELRO for readonly sections that need relocations. (decl_readonly_section_1): New function. (decl_readonly_section): Use it. Revert: 2010-11-17 Dinar Temirbulatov Steve Ellcey PR middle-end/31490 * varasm.c (categorize_decl_for_section): Ignore reloc_rw_mask if section attribute used. 2011-02-03 Jakub Jelinek * config/darwin.h (SECTION_NO_ANCHOR): Remove. * config/darwin.c (SECTION_NO_ANCHOR): Define. (darwin_init_sections): Remove assertion. 2011-02-03 Nick Clifton * config/rx/predicates.md (rx_zs_comparison_operator): Remove lt and ge. * config/rx/rx.md (abssi2_flags): Use CC_ZSmode rather than CC_ZSOmode. * config/rx/rx.c (rx_print_operand): Use "lt" and "ge" suffixes instead of "n" and "pz". (flags_from_code): LT and GE tests need CC_FLAG_O as well as CC_FLAG_S. 2011-02-03 Jakub Jelinek PR target/47312 * expr.c (expand_expr_real_2) : If target doesn't expand fma, expand FMA_EXPR as fma{,f,l} call. PR lto/47274 * lto-streamer-out.c (write_symbol): When writing kind and visibility, copy them into a unsigned char variable and pass address of it to lto_output_data_stream. PR target/47564 * toplev.c (target_reinit): Save and restore *crtl and regno_reg_rtx around backend_init_target and lang_dependent_init_target calls. * cgraphunit.c (cgraph_debug_gimple_stmt): New function. (verify_cgraph_node): Don't call set_cfun here. Use cgraph_debug_gimple_stmt instead of debug_gimple_stmt. Set error_found for incorrectly represented calls to thunks. 2011-02-03 Alexandre Oliva PR debug/43092 PR rtl-optimization/43494 * rtl.h (for_each_inc_dec_fn): New type. (for_each_inc_dec): Declare. * rtlanal.c (struct for_each_inc_dec_ops): New type. (for_each_inc_dec_find_inc_dec): New fn. (for_each_inc_dec_find_mem): New fn. (for_each_inc_dec): New fn. * dse.c (struct insn_size): Remove. (replace_inc_dec, replace_inc_dec_mem): Remove. (emit_inc_dec_insn_before): New fn. (check_for_inc_dec): Use it, along with for_each_inc_dec. (canon_address): Pass mem modes to cselib_lookup. * cselib.h (cselib_lookup): Add memmode argument. Adjust callers. (cselib_lookup_from_insn): Likewise. (cselib_subst_to_values): Likewise. * cselib.c (find_slot_memmode): New var. (cselib_find_slot): New fn. Use it instead of htab_find_slot_with_hash everywhere. (entry_and_rtx_equal_p): Use find_slot_memmode. (autoinc_split): New fn. (rtx_equal_for_cselib_p): Rename and implement in terms of... (rtx_equal_for_cselib_1): ... this. Take memmode, pass it on. Deal with autoinc. Special-case recursion into MEMs. (cselib_hash_rtx): Likewise. (cselib_lookup_mem): Infer pmode from address mode. Distinguish address and MEM modes. (cselib_subst_to_values): Add memmode, pass it on. Deal with autoinc. (cselib_lookup): Add memmode argument, pass it on. (cselib_lookup_from_insn): Add memmode. (cselib_invalidate_rtx): Discard obsolete push_operand handling. (struct cselib_record_autoinc_data): New. (cselib_record_autoinc_cb): New fn. (cselib_record_sets): Use it, along with for_each_inc_dec. Pass MEM mode to cselib_lookup. Reset autoinced REGs here instead of... (cselib_process_insn): ... here. * var-tracking.c (replace_expr_with_values, use_type): Pass MEM mode to cselib_lookup. (add_uses): Likewise, also to cselib_subst_to_values. (add_stores): Likewise. * sched-deps.c (add_insn_mem_dependence): Pass mode to cselib_subst_to_values. (sched_analyze_1, sched_analyze_2): Likewise. Adjusted. * gcse.c (do_local_cprop): Adjusted. * postreload.c (reload_cse_simplify_set): Adjusted. (reload_cse_simplify_operands): Adjusted. * sel-sched-dump (debug_mem_addr_value): Pass mode. 2011-02-03 Alexandre Oliva PR tree-optimization/45122 * tree-ssa-loop-niter.c (number_of_iterations_exit): Don't make unsafe assumptions when there's more than one loop exit. 2011-02-02 Michael Meissner PR target/47272 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions): Document using vector double with the load/store builtins, and that the load/store builtins always use Altivec instructions. * config/rs6000/vector.md (vector_altivec_load_): New insns to use altivec memory instructions, even on VSX. (vector_altivec_store_): Ditto. * config/rs6000/rs6000-protos.h (rs6000_address_for_altivec): New function. * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add V2DF, V2DI support to load/store overloaded builtins. * config/rs6000/rs6000-builtin.def (ALTIVEC_BUILTIN_*): Add altivec load/store builtins for V2DF/V2DI types. * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't set avoid indexed addresses on power6 if -maltivec. (altivec_expand_ld_builtin): Add V2DF, V2DI support, use vector_altivec_load/vector_altivec_store builtins. (altivec_expand_st_builtin): Ditto. (altivec_expand_builtin): Add VSX memory builtins. (rs6000_init_builtins): Add V2DI types to internal types. (altivec_init_builtins): Add support for V2DF/V2DI altivec load/store builtins. (rs6000_address_for_altivec): Insure memory address is appropriate for Altivec. * config/rs6000/vsx.md (vsx_load_): New expanders for vec_vsx_ld and vec_vsx_st. (vsx_store_): Ditto. * config/rs6000/rs6000.h (RS6000_BTI_long_long): New type variables to hold long long types for VSX vector memory builtins. (RS6000_BTI_unsigned_long_long): Ditto. (long_long_integer_type_internal_node): Ditti. (long_long_unsigned_type_internal_node): Ditti. * config/rs6000/altivec.md (UNSPEC_LVX): New UNSPEC. (altivec_lvx_): Make altivec_lvx use a mode iterator. (altivec_stvx_): Make altivec_stvx use a mode iterator. * config/rs6000/altivec.h (vec_vsx_ld): Define VSX memory builtin short cuts. (vec_vsx_st): Ditto. 2011-02-02 Joseph Myers * config/pa/pa-hpux10.opt: New. * config/hpux11.opt (pthread): New Driver option. * config/pa/pa-hpux.opt (nolibdld, rdynamic): New Driver options. * config.gcc (hppa[12]*-*-hpux10*): Use pa/pa-hpux10.opt. 2011-02-02 Joseph Myers * config/ia64/vms.opt: New. * config.gcc (ia64-hp-*vms*): Use ia64/vms.opt. 2011-02-01 Michael Meissner PR target/47580 * config/rs6000/vsx.md (vsx_float2): Use gpc_reg_operand instead of vsx_register_operand to match rs6000.md generator functions. (vsx_floatuns2): Ditto. (vsx_fix_trunc2): Ditto. (vsx_fixuns_trunc2): Ditto. 2011-02-02 Joseph Myers * config/i386/djgpp.opt (posix): New Driver option. 2011-02-02 Gerald Pfeifer * config.gcc (*-*-freebsd[12], *-*-freebsd[12].*, *-*-freebsd*aout*): Move to the unsupported targets list. 2011-02-02 Peter Bergner PR rtl-optimization/47525 * df-scan.c: Update copyright years. (df_get_call_refs): Do not mark global registers as DF_REF_REG_USE and non-clobber DF_REF_REG_DEF for calls to const and pure functions. 2011-02-02 Rainer Orth * config/i386/sysv4.h (TARGET_VERSION): Remove. (SUBTARGET_RETURN_IN_MEMORY): Remove. (ASM_OUTPUT_ASCII): Remove. * config/i386/sol2.h (SUBTARGET_RETURN_IN_MEMORY): Remove #undef. 2011-02-02 Jeff Law PR middle-end/47543 * reload.c (find_reloads_address): Handle reg+d address where both components are invalid by reloading the entire address. 2011-02-02 Sebastian Pop Richard Guenther PR tree-optimization/40979 PR bootstrap/47044 * passes.c (init_optimization_passes): After LIM call copy_prop and DCE to clean up. * tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func. 2011-02-02 Sebastian Pop PR tree-optimization/47576 PR tree-optimization/47555 * doc/invoke.texi (scev-max-expr-complexity): Documented. * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100. (PARAM_SCEV_MAX_EXPR_COMPLEXITY): Declared. * tree-scalar-evolution.c (follow_ssa_edge): Use PARAM_SCEV_MAX_EXPR_COMPLEXITY. 2011-02-02 Richard Guenther PR tree-optimization/47566 * builtins.c (builtin_save_expr): No SAVE_EXPR for SSA_NAMEs. 2011-02-02 Alexandre Oliva PR debug/47106 PR debug/47402 * tree-inline.c (declare_return_variable): Remove unused caller variable. PR debug/47106 PR debug/47402 * tree-flow-inline.h (clear_is_used, is_used_p): New. * cfgexpand.c (account_used_vars_for_block): Use them. * tree-nrv.c (tree_nrv): Likewise. * tree-ssa-live.c (remove_unused_scope_block_p): Likewise. (dump_scope_block): Likewise. (remove_unused_locals): Likewise. PR debug/47106 PR debug/47402 * tree-inline.c (declare_return_variable): Add result decl to local decls only once. * gimple-low.c (record_vars_into): Mark newly-created variables as referenced. 2011-02-02 Alexandre Oliva PR debug/47498 PR debug/47501 PR debug/45136 PR debug/45130 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary debug insns. (no_real_insns_p, schedule_block, set_priorities): Drop special treatment of boundary debug insns. * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns. * sched-ebb.c (schedule_ebbs): Adjust skipping of debug insns. * sched-int.h (DEBUG_INSN_SCHED_P): Remove. (BOUNDARY_DEBUG_INSN_P): Likewise. (SCHEDULE_DEBUG_INSN_P): Likewise. * sched-rgn.c (init_ready_list): Drop special treatment of boundary debug insns. * final.c (rest_of_clean_state): Clear notes' BB. 2011-02-01 Joseph Myers * config/openbsd.opt (assert=): New Driver option. 2011-02-01 Joseph Myers * config/i386/nto.opt: New. * config.gcc (i[34567]86-*-nto-qnx*): Use i386/nto.opt. 2011-02-01 Joseph Myers * config/i386/netware.opt: New. * config.gcc (i[3456x]86-*-netware*): Use i386/netware.opt. 2011-02-01 Joseph Myers * config/interix.opt (posix): New Driver option. 2011-02-01 DJ Delorie * config/m32c/m32c.h (PTRDIFF_TYPE): Remove extra definition. * config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg class for A0/A1. 2011-02-01 Sebastian Pop PR tree-optimization/47561 * toplev.c (process_options): Print the Graphite flags. Add flag_loop_flatten to the list of options requiring Graphite. 2011-02-01 Joseph Myers * config/i386/cygming.opt (posix): New Driver option. 2011-02-01 Joseph Myers * config/arm/vxworks.opt: New. * config.gcc (arm-wrs-vxworks): Use arm/vxworks.opt. 2011-02-01 Joseph Myers * config/alpha/elf.opt: New. * config.gcc (alpha*-*-linux*, alpha*-*-gnu*, alpha*-*-freebsd*, alpha*-*-netbsd*, alpha*-*-openbsd*): Use alpha/elf.opt. 2011-02-01 Richard Guenther PR tree-optimization/47559 * tree-ssa-loop-im.c (can_sm_ref_p): Do not perform store-motion on references that can throw. 2011-02-01 Bernd Schmidt * tree-dump.c (dump_option_value_info): Add entry for TDF_CSELIB. * tree-pass.h (TDF_CSELIB): New macro. * cselib.c (new_cselib_val, expand_loc, cselib_expand_value_rtx_1, cselib_lookup): Check for it rather than for TDF_DETAILS. 2011-02-01 H.J. Lu PR driver/47547 * lto-wrapper.c (run_gcc): Don't add -dumpdir if linker_output is HOST_BIT_BUCKET. * opts.c (finish_options): Don't add x_aux_base_name if it is HOST_BIT_BUCKET. 2011-02-01 Richard Guenther PR tree-optimization/47555 Revert 2010-07-15 Sebastian Pop * params.def (PARAM_SCEV_MAX_EXPR_SIZE): Bump the value to 100. 2011-02-01 Sebastien Bourdeauducq PR gcc/46692 * config/lm32/t-lm32: Add multilib for all CPU options. 2011-02-01 Richard Guenther PR tree-optimization/47541 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make sure to have a field at offset zero. 2011-01-31 Joseph Myers * config/arc/arc.opt (EB, EL): New Driver options. 2011-01-31 Joseph Myers * config/alpha/osf5.opt: New. * config.gcc (alpha*-dec-osf5.1*): Use alpha/osf5.opt. 2011-01-31 Joseph Myers * config/vms/vms.opt (map, mvms-return-codes): New Driver options. 2011-01-31 Sebastian Pop * common.opt (ftree-loop-linear): Use Alias to make it an alias of -floop-interchange. * invoke.texi (-ftree-loop-linear): Make it clear that this flag is an alias of -floop-interchange and that it requires the Graphite infrastructure. * tree-ssa-loop.c (gate_graphite_transforms): Do not set flag_loop_interchange based on the value of flag_tree_loop_linear. 2011-01-31 Jakub Jelinek Richard Guenther PR tree-optimization/47538 * tree-ssa-ccp.c (bit_value_binop_1): For uns computation use type instead of r1type, except for comparisons. For right shifts and comparisons punt if there are mismatches in sizetype vs. non-sizetype types. 2011-01-31 Rainer Orth * doc/sourcebuild.texi (Effective-Target Keywords): Document avx_runtime. 2011-01-31 Rainer Orth * configure.ac (gcc_cv_ld_eh_frame_hdr): Update minimal Sun ld version number. * configure: Regenerate. 2011-01-31 Rainer Orth * configure.ac (gcc_cv_ld_static_option): Define. (gcc_cv_ld_dynamic_option): Define. (gcc_cv_ld_static_dynamic): Tru64 UNIX support -noso/-so_archive instead. (HAVE_LD_STATIC_DYNAMIC): Update message. (LD_STATIC_OPTION): Define. (LD_DYNAMIC_OPTION): Define. * configure: Regenerate. * config.in: Regenerate. * gcc.c (init_spec) [USE_LIBUNWIND_EXCEPTIONS && HAVE_LD_STATIC_DYNAMIC]: Use them. 2011-01-31 Nick Clifton * config/rx/rx.c (rx_get_stack_layout): Only save call clobbered registers inside interrupt handlers if the handler is not a leaf function. 2011-01-31 Nick Clifton * config/mn10300/mn10300.c (mn10300_regno_in_class_p): Check for reg_renumber returning an INVALID_REGNUM. 2011-01-31 Alexandre Oliva PR libgcj/44341 * doc/install.texi: Document host options discarded when cross configuring target libraries. 2011-01-31 Alexandre Oliva Reverted: 2011-01-25 Alexandre Oliva PR debug/45136 PR debug/45130 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary debug insns. (no_real_insns_p, schedule_block, set_priorities): Drop special treatment of boundary debug insns. * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns. * sched-ebb.c (schedule_ebbs): Don't skip debug insns. * sched-int.h (DEBUG_INSN_SCHED_P): Remove. (BOUNDARY_DEBUG_INSN_P): Likewise. (SCHEDULE_DEBUG_INSN_P): Likewise. * sched-rgn.c (init_ready_list): Drop special treatment of boundary debug insns. * final.c (rest_of_clean-state): Clear notes' BB. 2011-01-31 Alan Modra * config/rs6000/rs6000.c (print_operand): Rearrange addends in toc relative expressions as we do in print_operand_address. 2011-01-30 Kazu Hirata * doc/extend.texi: Follow spelling conventions. * doc/invoke.texi: Fix a typo. 2011-01-30 Joseph Myers * config/hpux11.opt: New. * config.gcc (hppa*64*-*-hpux11*, hppa[12]*-*-hpux11*, ia64*-*-hpux*): Use hpux11.opt. 2011-01-30 Jonathan Yong * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add t-dfprules to tmake_file. 2011-01-30 Gerald Pfeifer * doc/install.texi (hppa-hp-hpux10): Remove references to HP support sites. 2011-01-30 Gerald Pfeifer * doc/install.texi (Binaries): Remove outdated reference for Motorola 68HC11/68HC12 downloads. 2011-01-30 Gerald Pfeifer * doc/extend.texi (Thread-Local): Adjust reference to Ulrich Drepper's paper. 2011-01-29 Jonathan Wakely PR bootstrap/47147 * ginclude/stddef.h: Check for _X86_64_ANSI_H_ and _I386_ANSI_H_ as used by NetBSD. 2011-01-28 Ahmad Sharif * value-prof.c (check_counter): Corrected error message. 2011-01-29 Jie Zhang * config/arm/arm.c (arm_legitimize_reload_address): New. * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use arm_legitimize_reload_address. * config/arm/arm-protos.h (arm_legitimize_reload_address): Declare. 2011-01-28 Ian Lance Taylor * godump.c (go_define): Ignore macros whose definitions include two adjacent operands. 2011-01-28 Jakub Jelinek PR target/42894 * varasm.c (force_const_mem): Store copy of x in desc->constant instead of x itself. * expr.c (emit_move_insn): Add a copy of y_cst instead of y_cst itself into REG_EQUAL note. 2011-01-28 Joseph Myers * config/freebsd.opt (posix, rdynamic): New Driver options. 2011-01-28 Rainer Orth * configure.ac (gcc_cv_ld_static_dynamic): IRIX 6 ld supports -Bstatic/-Bdynamic. * configure: Regenerate. 2011-01-27 Joseph Myers * config/rs6000/sysv4.h (LIB_NETBSD_SPEC): Don't handle -profile. * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -profile. 2011-01-27 Anatoly Sokolov * config/s390/s390.h (PREFERRED_RELOAD_CLASS): Remove. * config/s390/s390-protos.h (s390_preferred_reload_class): Remove. * config/s390/s390.c (TARGET_PREFERRED_RELOAD_CLASS): Define. (s390_preferred_reload_class): Make static. Change return and 'rclass' argument type to reg_class_t. 2011-01-27 Jan Hubicka PR middle-end/46949 * cgraphunit.c (process_common_attributes): Fix use of remove_attribute. (process_function_and_variable_attributes): Check defined weakrefs. 2011-01-27 Martin Jambor PR tree-optimization/47228 * tree-sra.c (sra_modify_assign): Use build_ref_for_model instead of build_ref_for_offset. 2011-01-27 Ulrich Weigand * config/spu/spu-elf.h (ASM_SPEC): Remove. 2011-01-26 Mikael Pettersson PR rtl-optimization/46856 * postreload.c (reload_combine_recognize_const_pattern): Do not separate cc0 setter and user on cc0 targets. 2011-01-26 Nicola Pero PR c/43082 * c-typeck.c (c_objc_common_truthvalue_conversion): If we are passed a VOID_TYPE expression, immediately emit an error and return error_mark_node. 2011-01-26 Jeff Law PR rtl-optimization/47464 * df-problems.c (can_move_insn_across): Use may_trap_or_fault_p rather than may_trap_p as needed. 2011-01-26 DJ Delorie PR rtl-optimization/46878 * combine.c (insn_a_feeds_b): Check for the implicit cc0 setter/user dependency as well. 2011-01-26 Eric Botcazou PR rtl-optimization/44469 * cfgcleanup.c (try_optimize_cfg): Iterate in CFG layout mode too after removing trivially dead basic blocks. 2011-01-26 Joseph Myers * config/bfin/bfin.h (LINK_SPEC): Remove %{Qy:} %{!Qn:-Qy}. * config/frv/frv.h (LINK_SPEC): Likewise. * config/i386/netware.h (LINK_SPEC): Likewise. * config/m68k/linux.h (ASM_SPEC): Likewise. * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise. * config/rs6000/sysv4.h (LINK_SPEC): Likewise. * config/rs6000/vxworks.h (ASM_SPEC): Likewise. * config/sparc/linux.h (ASM_SPEC): Likewise. * config/sparc/linux64.h (ASM_SPEC): Likewise. * config/sparc/sp-elf.h (ASM_SPEC): Likewise. 2011-01-26 Joseph Myers * config/bfin/bfin.h (ASM_SPEC): Remove %{Ym,*}. * config/frv/frv.h (ASM_SPEC): Likewise. * config/m68k/linux.h (ASM_SPEC): Likewise. * config/pa/pa-linux.h (ASM_SPEC): Likewise. * config/rs6000/linux64.h (ASM_SPEC): Likewise. * config/rs6000/vxworks.h (ASM_SPEC): Likewise. * config/sparc/linux.h (ASM_SPEC): Likewise. * config/sparc/linux64.h (ASM_SPEC): Likewise. * config/sparc/sp-elf.h (ASM_SPEC): Likewise. 2011-01-26 Joseph Myers * config/bfin/bfin.h (LINK_SPEC): Remove %{YP,*}. * config/frv/frv.h (LINK_SPEC): Likewise. * config/rs6000/sysv4.h (LINK_SPEC): Likewise. 2011-01-26 Joseph Myers * config/bfin/bfin.h (ASM_SPEC): Remove %{Yd,*}. * config/frv/frv.h (ASM_SPEC): Likewise. * config/i386/sol2-10.h (ASM_SPEC): Likewise. * config/m68k/linux.h (ASM_SPEC): Likewise. * config/pa/pa-linux.h (ASM_SPEC): Likewise. * config/rs6000/linux64.h (ASM_SPEC32): Likewise. * config/rs6000/vxworks.h (ASM_SPEC): Likewise. * config/sol2.h (ASM_SPEC): Remove comment about -Yd,. * config/sparc/linux.h (ASM_SPEC): Likewise. * config/sparc/linux64.h (ASM_SPEC): Likewise. * config/sparc/sp-elf.h (ASM_SPEC): Likewise. * config/sparc/sysv4.h (ASM_SPEC): Remove %{Yd,*}. 2011-01-26 Steve Ellcey PR target/46997 * config/ia64/vect.md (mulv2si3): Enable and fix for TARGET_BIG_ENDIAN. (*mux2): Ditto. (vec_extract_evenodd_help): Ditto. (vec_extract_evenv4hi): Ditto. (vec_extract_oddv4hi): Ditto. (vec_interleave_lowv2si): Ditto. (vec_interleave_highv2si): Ditto. (vec_extract_evenv2si): Ditto. (vec_extract_oddv2si: Ditto. (vec_pack_trunc_v2si): Ditto. 2011-01-22 Jan Hubicka PR target/47237 * cgraph.h (cgraph_local_info): New field can_change_signature. * ipa-cp.c (ipcp_update_callgraph): Only compute args_to_skip if callee signature can change. (ipcp_estimate_growth): Call sequence simplify only if calle signature can change. (ipcp_insert_stage): Only compute args_to_skip if signature can change. (cgraph_function_versioning): We can not change signature of functions that don't allow that. * lto-cgraph.c (lto_output_node): Stream local.can_change_signature. (lto_input_node): Likewise. * ipa-inline.c (compute_inline_parameters): Compute local.can_change_signature. * ipa-split.c (visit_bb): Never split away APPLY_ARGS. * tree-sra.c (ipa_sra_preliminary_function_checks): Give up on functions that can not change signature. * i386.c (ix86_function_regparm, ix86_function_sseregparm, init_cumulative_args): Do not use local calling conventions for functions that can not change signature. 2011-01-22 Jan Hubicka * doc/invoke.texi (hot-bb-frequency-fraction): Commit forgotten hunk. 2011-01-26 Richard Guenther PR tree-optimization/47190 * cgraphunit.c (process_common_attributes): New function. (process_function_and_variable_attributes): Use it. 2011-01-26 Richard Guenther PR lto/47423 * cgraphbuild.c (record_eh_tables): Record reference to personality function. 2011-01-26 Alexandre Oliva PR debug/45454 * sel-sched.c (moveup_expr): Don't let debug insns prevent non-debug insns from moving up. 2011-01-26 Dave Korn PR target/40125 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Select suitable t-dlldir{,-x} fragment for build and add it to tmake_file. (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise. * Makefile.in (libgcc.mvars): Also export SHLIB_DLLDIR to libgcc. * config/i386/t-dlldir: New file. (SHLIB_DLLDIR): Define. * config/i386/t-dlldir-x: New file. (SHLIB_DLLDIR): Define. * config/i386/t-cygming: Error out if SHLIB_DLLDIR is not set. (SHLIB_INSTALL): Use it. 2011-01-26 Chung-Lin Tang PR target/47246 * config/arm/arm.c (thumb2_legitimate_index_p): Change the lower bound of the allowed Thumb-2 coprocessor load/store index range to -256. Add explaining comment. 2011-01-25 Ian Lance Taylor * godump.c (go_define): Improve lexing of macro expansion to only accept expressions which match Go spec. 2011-01-26 Dave Korn PR c++/43601 * tree.c (handle_dll_attribute): Handle it. * doc/extend.texi (@item dllexport): Mention it. * doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it. 2011-01-25 Ian Lance Taylor PR tree-optimization/26854 * c-decl.c (struct c_scope): Add field has_jump_unsafe_decl. (decl_jump_unsafe): Move higher in file, with no other change. (bind): Set has_jump_unsafe_decl if appropriate. (update_label_decls): Test has_jump_unsafe_decl to avoid loop. (check_earlier_gotos): Likewise. (c_check_switch_jump_warnings): Likewise. 2011-01-25 Jonathan Wakely * doc/invoke.texi (Warning Options): Add missing hyphen. (-fprofile-dir): Minor grammatical fixes. (-fbranch-probabilities): Likewise. 2011-01-25 Alexandre Oliva PR debug/45136 PR debug/45130 * haifa-sched.c (get_ebb_head_tail): Move notes across boundary debug insns. (no_real_insns_p, schedule_block, set_priorities): Drop special treatment of boundary debug insns. * sched-deps.c (sd_init_insn, sd_finish_insn): Don't mark debug insns. * sched-ebb.c (schedule_ebbs): Don't skip debug insns. * sched-int.h (DEBUG_INSN_SCHED_P): Remove. (BOUNDARY_DEBUG_INSN_P): Likewise. (SCHEDULE_DEBUG_INSN_P): Likewise. * sched-rgn.c (init_ready_list): Drop special treatment of boundary debug insns. * final.c (rest_of_clean-state): Clear notes' BB. 2011-01-25 Sebastian Pop * Makefile.in (LAMBDA_H): Removed. (TREE_DATA_REF_H): Remove dependence on LAMBDA_H. (OBJS-common): Remove dependence on lambda-code.o, lambda-mat.o, lambda-trans.o, and tree-loop-linear.o. (lto-symtab.o): Remove dependence on LAMBDA_H. (tree-loop-linear.o): Remove rule. (lambda-mat.o): Same. (lambda-trans.o): Same. (lambda-code.o): Same. (tree-vect-loop.o): Add missing dependence on TREE_DATA_REF_H. (tree-vect-slp.o): Same. * hwint.h (gcd): Moved here. (least_common_multiple): Same. * lambda-code.c: Removed. * lambda-mat.c: Removed. * lambda-trans.c: Removed. * lambda.h: Removed. * tree-loop-linear.c: Removed. * lto-symtab.c: Do not include lambda.h. * omega.c (gcd): Removed. * passes.c (init_optimization_passes): Remove pass_linear_transform. * tree-data-ref.c (print_lambda_vector): Moved here. (lambda_vector_copy): Same. (lambda_matrix_copy): Same. (lambda_matrix_id): Same. (lambda_vector_first_nz): Same. (lambda_matrix_row_add): Same. (lambda_matrix_row_exchange): Same. (lambda_vector_mult_const): Same. (lambda_vector_negate): Same. (lambda_matrix_row_negate): Same. (lambda_vector_equal): Same. (lambda_matrix_right_hermite): Same. * tree-data-ref.h: Do not include lambda.h. (lambda_vector): Moved here. (lambda_matrix): Same. (dependence_level): Same. (lambda_transform_legal_p): Removed declaration. (lambda_collect_parameters): Same. (lambda_compute_access_matrices): Same. (lambda_vector_gcd): Same. (lambda_vector_new): Same. (lambda_vector_clear): Same. (lambda_vector_lexico_pos): Same. (lambda_vector_zerop): Same. (lambda_matrix_new): Same. * tree-flow.h (least_common_multiple): Removed declaration. * tree-parloops.c (lambda_trans_matrix): Moved here. (LTM_MATRIX): Same. (LTM_ROWSIZE): Same. (LTM_COLSIZE): Same. (LTM_DENOMINATOR): Same. (lambda_trans_matrix_new): Same. (lambda_matrix_vector_mult): Same. (lambda_transform_legal_p): Same. * tree-pass.h (pass_linear_transform): Removed declaration. * tree-ssa-loop.c (tree_linear_transform): Removed. (gate_tree_linear_transform): Removed. (pass_linear_transform): Removed. (gate_graphite_transforms): Make flag_tree_loop_linear an alias of flag_loop_interchange. 2011-01-25 Jakub Jelinek PR tree-optimization/47265 PR tree-optimization/47443 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Return false if name still has some uses. 2011-01-25 Martin Jambor PR tree-optimization/47382 * gimple-fold.c (gimple_fold_obj_type_ref_call): Removed. (gimple_fold_call): Do not call gimple_fold_obj_type_ref_call. 2011-01-25 Joel Sherrill * config/m32r/m32r.c: Define TARGET_EXCEPT_UNWIND_INFO to sjlj_except_unwind_info. 2011-01-25 Richard Guenther PR tree-optimization/47426 * tree-ssa-structalias.c (ipa_pta_execute): Make externally visible functions results escape. 2011-01-25 Jakub Jelinek PR target/45701 * config/arm/arm.c (any_sibcall_uses_r3): New function. (arm_get_frame_offsets): Use it. 2011-01-25 Sebastian Pop Jakub Jelinek PR tree-optimization/47271 * tree-if-conv.c (bb_postdominates_preds): New. (if_convertible_bb_p): Call bb_postdominates_preds. (if_convertible_loop_p_1): Compute CDI_POST_DOMINATORS. (predicate_scalar_phi): Call bb_postdominates_preds. 2011-01-25 Nick Clifton * config/rx/rx.h (LIBCALL_VALUE): Do not promote complex types. * config/rx/rx.c (rx_function_value): Likewise. (rx_promote_function_mode): Likewise. (gen_safe_add): Place an outsized immediate value inside an UNSPEC in order to make it legitimate. * config/rx/rx.md (adddi3_internal): If the second operand is a MEM make sure that the first operand is the same as the result register. (addsi3_unspec): Delete. (subdi3): Do not accept immediate operands. (subdi3_internal): Likewise. 2011-01-25 Jeff Law PR rtl-optimization/37273 * ira-costs.c (scan_one_insn): Detect constants living in memory and handle them like argument loads from stack slots. Do not double count memory for memory constants and argument loads from stack slots. 2011-01-25 Jakub Jelinek PR tree-optimization/47427 PR tree-optimization/47428 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't coalesce if the new root var would be TREE_READONLY. 2011-01-25 Richard Guenther PR middle-end/47414 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Use the correct type for TBAA. 2011-01-25 Sebastian Pop * graphite-sese-to-poly.c (dr_indices_valid_in_loop): New. (close_phi_written_to_memory): Call for_each_index with dr_indices_valid_in_loop. 2011-01-25 Sebastian Pop * graphite-sese-to-poly.c (new_pbb_from_pbb): Only copy PBB_DOMAIN when it is initialized. 2011-01-25 Sebastian Pop * graphite-scop-detection.c (stmt_has_simple_data_refs_p): Update call to graphite_find_data_references_in_stmt. * graphite-sese-to-poly.c (outermost_loop_in_sese_1): New. (try_generate_gimple_bb): Call outermost_loop_in_sese_1. Update call to graphite_find_data_references_in_stmt. (analyze_drs_in_stmts): Same. * tree-data-ref.c (dr_analyze_indices): Pass in parameter the loop in which the scalar analysis of indices is performed. (create_data_ref): Same. Update call to dr_analyze_indices. (find_data_references_in_stmt): Update call to create_data_ref. (graphite_find_data_references_in_stmt): Same. * tree-data-ref.h (graphite_find_data_references_in_stmt): Update declaration. (create_data_ref): Same. * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Update call to create_data_ref. 2011-01-25 Sebastian Pop * graphite-sese-to-poly.c (build_poly_scop): Move rewrite_commutative_reductions_out_of_ssa before find_scop_parameters. 2011-01-25 Sebastian Pop * graphite-sese-to-poly.c (close_phi_written_to_memory): Also allow VAR_DECL, PARM_DECL, and RESULT_DECL. 2011-01-25 Sebastian Pop * graphite-dependences.c (reduction_dr_1): Allow several reductions in a reduction PBB. * graphite-sese-to-poly.c (split_reduction_stmt): Do not split PBBs that have already been marked as PBB_IS_REDUCTION. 2011-01-25 Sebastian Pop * graphite-scop-detection.c (same_close_phi_node): New. (remove_duplicate_close_phi): New. (make_close_phi_nodes_unique): New. (canonicalize_loop_closed_ssa): Call make_close_phi_nodes_unique. 2011-01-25 Sebastian Pop * graphite-dependences.c (new_poly_ddr): Call same_pdr_p. * graphite-poly.h (same_pdr_p): Do not expect that the PDR_TYPE of both data references to be the same. 2011-01-25 Sebastian Pop * graphite-dependences.c (build_lexicographical_constraint): Remove the gdim parameter. (build_lexicographical_constraint): Adjust call to ppl_powerset_is_empty. (dependence_polyhedron): Same. (graphite_legal_transform_dr): Same. (graphite_carried_dependence_level_k): Same. * graphite-ppl.c (ppl_powerset_is_empty): Remove the nb_params parameter. * graphite-ppl.h (ppl_powerset_is_empty): Adjust declaration. 2011-01-25 Sebastian Pop * graphite-sese-to-poly.c (translate_scalar_reduction_to_array_for_stmt): Call unshare_expr. (close_phi_written_to_memory): New. (translate_scalar_reduction_to_array): Call close_phi_written_to_memory and unshare_expr. 2011-01-25 Sebastian Pop * doc/install.texi: Update the expected version number of PPL to 0.11. * graphite-ppl.c (ppl_powerset_is_empty): Remove now dead code under #if PPL_VERSION_MINOR < 11. 2011-01-25 Sebastian Pop * graphite-dependences.c: Include graphite-cloog-util.h. (new_poly_ddr): Inlined into dependence_polyhedron. (free_poly_ddr): Moved close by new_poly_ddr. (dependence_polyhedron_1): Renamed dependence_polyhedron. Early return NULL when ppl_powerset_is_empty returns true. (dependence_polyhedron): Renamed new_poly_ddr. Call only once poly_drs_may_alias_p. Avoid one call to ppl_powerset_is_empty. (graphite_legal_transform_dr): Call new_poly_ddr. (graphite_carried_dependence_level_k): Same. (dot_original_deps_stmt_1): Renamed dot_deps_stmt_2. Use new_poly_ddr. (dot_transformed_deps_stmt_1): Removed. (dot_deps_stmt_1): Call dot_deps_stmt_2. (dot_original_deps): Renamed dot_deps_2. Call new_poly_ddr. (dot_deps_1): Call dot_deps_2. * Makefile.in (graphite-dependences.o): Add missing dependence on graphite-cloog-util.h. 2011-01-25 Sebastian Pop * graphite-dependences.c (new_poly_dr): Call ppl_powerset_is_empty. (build_lexicographical_constraint): Same. (dependence_polyhedron_1): Same. (graphite_legal_transform_dr): Same. (graphite_carried_dependence_level_k): Same. * graphite-ppl.c (ppl_powerset_is_empty): New. * graphite-ppl.h (ppl_powerset_is_empty): Declared. * tree-data-ref.c (dump_data_reference): Print the basic block index. 2011-01-25 Sebastian Pop * graphite-dependences.c (build_pairwise_scheduling): Correctly compute the "a followed by b" relation and document it. 2011-01-25 Sebastian Pop * graphite-dependences.c (build_lexicographical_constraint): Stop the iteration when the bag of constraints is empty. 2011-01-25 Sebastian Pop * graphite-poly.c (pbb_remove_duplicate_pdrs): Make it work. 2011-01-25 Sebastian Pop * graphite-interchange.c (lst_interchange_profitable_p): Takes a loop nest and two loop depths as parameters. (lst_try_interchange_loops): Call lst_interchange_profitable_p after lst_perfect_nestify. 2011-01-25 Sebastian Pop * graphite-dependences.c (print_pddr): Call ppl_io_fprint_Pointset_Powerset_C_Polyhedron. 2011-01-25 Sebastian Pop * graphite-ppl.c (debug_gmp_value): New. * graphite-ppl.h (debug_gmp_value): Declared. 2011-01-25 Tobias Grosser * doc/install.texi: Document availability of cloog-0.16. 2011-01-25 Vladimir Kargov * graphite-scop-detection.c (canonicalize_loop_closed_ssa): Free invalid postdominance info. 2011-01-24 Jan Hubicka PR c/21659 * doc/extend.texi (weak pragma): Drop claim that it must appear before definition. * varasm.c (merge_weak, declare_weak): Only sanity check that DECL is not output at a time it is declared weak. 2011-01-24 Kenneth Zadeck * machmode.def: Fixed comments. 2011-01-24 Kai Tietz * emit-rtl.c (reg_attrs_htab_hash): Replace long by intptr_t. 2011-01-24 Paul Koning * builtins.c (c_readstr): Fix byte order if BYTES_BIG_ENDIAN != WORDS_BIG_ENDIAN. 2011-01-24 H.J. Lu PR target/46519 * config/i386/i386.c: Include sbitmap.h and fibheap.h. (block_info): Add scanned and prev. (move_or_delete_vzeroupper_2): Return if the basic block has been scanned and the upper 128bit state is unchanged from the last scan. (move_or_delete_vzeroupper_1): Return true if the exit state is changed. (move_or_delete_vzeroupper): Visit basic blocks using the work-list based algorithm based on vt_find_locations in var-tracking.c. * config/i386/t-i386: Also depend on sbitmap.h and $(FIBHEAP_H). 2011-01-24 Nick Clifton * config/v850/v850.opt (mv850es): New option - alias for -mv850e1. * config/v850/v850.h (ASM_SPEC): If -mv850es is specified pass -mv850e1 to the assembler. If -mv850e1 or -mv850es is specified then define __v850e1__. * doc/invoke.texi: Document -mv850es. 2011-01-24 Richard Henderson * config/rx/predicates.md (rx_fp_comparison_operator): Don't accept compound unordered comparisons. * config/rx/rx.c (rx_split_fp_compare): Remove. * config/rx/rx-protos.h: Update. * config/rx/rx.md (gcc_conds, rx_conds): Remove. (cbranchsf4): Don't call rx_split_fp_compare. (*cbranchsf4): Use rx_split_cbranch. (*cmpsf): Don't accept "i" constraint. (*conditional_branch): Only valid after reload. (cstoresf4): Merge expander with insn. Don't call rx_split_fp_compare. 2011-01-24 Michael Meissner PR target/47385 * config/rs6000/altivec.md (vector constant splitters): Add support for creating vector single precision constants if -mvsx is used and we would create the constant using Altivec primitives. 2011-01-23 Bernd Schmidt Richard Sandiford PR rtl-optimization/47166 * reload1.c (emit_reload_insns): Disable the spill_reg_store mechanism for PRE_MODIFY and POST_MODIFY. (inc_for_reload): For PRE_MODIFY, return the insn that sets the reloadreg. 2011-01-23 Andreas Schwab * compare-elim.c (maybe_select_cc_mode): Add ATTRIBUTE_UNUSED markers. 2011-01-22 Jan Hubicka PR lto/47333 * lto-cgraph.c (reachable_from_this_partition_p): Fix pasto. 2011-01-22 Jan Hubicka PR tree-optimization/43884 PR lto/44334 * predict.c (maybe_hot_frequency_p): Use entry block frequency as base. * doc/invoke.texi (hot-bb-frequency-fraction): Update docs. 2011-01-22 Anatoly Sokolov * config/s390/s390.h (REGISTER_MOVE_COST, MEMORY_MOVE_COST): Remove. * config/s390/s390.c (s390_register_move_cost, s390_memory_move_cost): New. (TARGET_REGISTER_MOVE_COST, TARGET_MEMORY_MOVE_COST): Define. 2011-01-22 Ulrich Weigand PR middle-end/47401 * except.c (sjlj_assign_call_site_values): Move setting the crtl->uses_eh_lsda flag to ... (sjlj_mark_call_sites): ... here. (sjlj_emit_function_enter): Support NULL dispatch label. (sjlj_build_landing_pads): In a function with no landing pads that still has must-not-throw regions, generate code to register a personality function with empty LSDA. 2011-01-21 Richard Henderson * config/rx/rx.c (TARGET_FLAGS_REGNUM): New. * config/mn10300/mn10300.c (TARGET_FLAGS_REGNUM): New. * compare-elim.c: New file. * Makefile.in (OBJS-common): Add it. (compare-elim.o): New. * common.opt (fcompare-elim): New. * opts.c (default_options_table): Add OPT_fcompare_elim. * tree-pass.h (pass_compare_elim_after_reload): New. * passes.c (init_optimization_passes): Add it. * recog.h: Protect against re-inclusion. * target.def (TARGET_FLAGS_REGNUM): New POD hook. * doc/invoke.texi (-fcompare-elim): Document it. * doc/tm.texi.in (TARGET_FLAGS_REGNUM): Document it. * doc/tm.texi: Rebuild. 2011-01-22 Nick Clifton * config/rx/rx.md (cstoresf4): Pass comparison operator to rx_split_fp_compare. 2011-01-22 Nick Clifton * config/rx/rx.md (UNSPEC_CONST): New. (deallocate_and_return): Wrap the amount popped off the stack in an UNSPEC_CONST in order to stop it being rejected by -mmax-constant-size. (pop_and_return): Add a "(return)" rtx. (call): Drop the immediate operand. (call_internal): Likewise. (call_value): Likewise. (call_value_internal): Likewise. (sibcall_internal): Likewise. (sibcall_value_internal): Likewise. (sibcall): Likewise. Generate an explicit call using sibcall_internal. (sibcall_value): Likewise. (mov<>): FAIL if a constant operand is not legitimate. (addsi3_unpsec): New pattern. * config/rx/rx.c (rx_print_operand_address): Handle UNSPEC CONSTs. (ok_for_max_constant): New function. (gen_safe_add): New function. (rx_expand_prologue): Use gen_safe_add. (rx_expand_epilogue): Likewise. (rx_is_legitimate_constant): Use ok_for_max_constant. Handle UNSPEC CONSTs. 2011-01-21 Jeff Law PR tree-optimization/47053 * tree-ssa-dse.c (need_eh_cleanup): New bitmap. (dse_optimize_stmt): Set the appropriate bit in NEED_EH_CLEANUP when statements are deleted. (tree_ssa_dse): Allocate & free NEED_EH_CLEANUP. If NEED_EH_CLEANUP is nonempty, then purge dead edges and cleanup the CFG. 2011-01-21 Alexandre Oliva PR debug/47402 Temporarily revert: 2011-01-21 Alexandre Oliva PR debug/47106 * tree-dfa.c (create_var_ann): Mark variable as used. 2011-01-21 Jakub Jelinek PR middle-end/45566 * except.c (convert_to_eh_region_ranges): Emit queued no-region notes from other section in hot/cold partitioning even if last_action is -3. Increment call_site_base. PR rtl-optimization/47366 * fwprop.c (forward_propagate_into): Return bool. If any changes are made, -fnon-call-exceptions is used and REG_EH_REGION note is present, call purge_dead_edges and return true if it purged anything. (fwprop_addr): Adjust callers, call cleanup_cfg (0) if any EH edges were purged. 2011-01-21 Jeff Law PR rtl-optimization/41619 * caller-save.c (setup_save_areas): Break out code to determine which hard regs are live across calls by examining the reload chains so that it is always used. Eliminate code which checked REG_N_CALLS_CROSSED. 2011-01-21 Jakub Jelinek PR tree-optimization/47355 * tree-eh.c (cleanup_empty_eh_merge_phis): Give up if NOP has non-debug uses beyond PHIs in new_bb. 2011-01-21 Alexandre Oliva PR debug/47106 * cfgexpand.c (account_used_vars_for_block): Only account vars that are annotated as used. (estimated_stack_frame_size): Don't set TREE_USED. * tree-dfa.c (create_var_ann): Mark variable as used. 2011-01-21 Richard Guenther PR middle-end/47395 * tree.def (WIDEN_MULT_MINUS_EXPR): Fix printed name. 2011-01-21 Richard Guenther PR tree-optimization/47365 * tree-ssa-sccvn.h (vn_lookup_kind): Declare. (vn_reference_lookup_pieces): Adjust. (vn_reference_lookup): Likewise. * tree-ssa-sccvn.c (vn_walk_kind): New static global. (vn_reference_lookup_3): Only look through kills if in VN_WALKREWRITE mode. (vn_reference_lookup_pieces): Adjust. (vn_reference_lookup): Likewise. (visit_reference_op_load): Likewise. (visit_reference_op_store): Likewise. * tree-ssa-pre.c (phi_translate_1): Use VN_WALK mode. (compute_avail): Likewise. (eliminate): Likewise. 2011-01-21 Jakub Jelinek * tree-ssa-live.c (remove_unused_scope_block_p): Don't remove DECL_IGNORED_P non-reg vars if they are used. PR tree-optimization/47391 * varpool.c (const_value_known_p): Return false if decl is volatile. 2011-01-21 Kai Tietz PR bootstrap/47215 * config/i386/i386.c (ix86_local_alignment): Handle case for va_list_type_node is nil. (ix86_canonical_va_list_type): Likewise. 2011-01-21 Alan Modra * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Add builtin_define __CMODEL_MEDIUM__ and __CMODEL_LARGE__. 2011-01-20 Ramana Radhakrishnan * config/arm/arm.md (define_attr type): Rename f_load and f_store to f_fpa_load and f_fpa_store. Update. (write_conflict): Deal with rename fallout. (*push_fp_multi): Likewise. * config/arm/fpa.md (f_load): Use f_fpa_load. (f_store): Use f_fpa_store. (*movsf_fpa): Likewise. (*movdf_fpa): Likewise. (*movxf_fpa): Likewise. (*thumb2_movsf_fpa): Likewise. (*thumb2_movdf_fpa): Likewise. (*thumb2_movxf_fpa): Likewise. * config/arm/vfp.md (*thumb2_movdf_vfp): Fix attribute to f_loadd and f_stored. (*thumb2_movdi_vfp): Likewise. (*thumb2_movsf_vfp): Fix attribute to f_loads. (*thumb2_movsi_vfp): Likewise. * config/arm/cortex-m4-fpu.md (cortex_m4_f_load): Use f_loads instead of f_load. * config/arm/cortex-a5.md (cortex_a5_f_loads): Remove f_load. 2011-01-20 Anatoly Sokolov * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove. * config/xtensa/xtensa-protos.h (constantpool_address_p): Remove. * config/xtensa/xtensa.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define. (xtensa_mode_dependent_address_p): New function. (constantpool_address_p): Make static. Change return type to bool. Change argument type to const_rtx. Use CONST_INT_P predicate. 2011-01-20 Alexandre Oliva PR debug/46583 * tree-ssa-live.c (remove_unused_scope_block_p): Keep type decls. 2011-01-20 Jakub Jelinek PR debug/47283 * cfgexpand.c (expand_debug_expr): Instead of generating (mem (debug_implicit_ptr)) for MEM_REFs use COMPONENT_REF etc. handling. 2011-01-20 Richard Guenther PR middle-end/47370 * tree-inline.c (remap_gimple_op_r): Recurse manually for the pointer operand of MEM_REFs. 2011-01-20 Jakub Jelinek PR tree-optimization/46130 * ipa-split.c (consider_split): If return_bb contains non-virtual PHIs other than for retval or if split_function would not adjust it, refuse to split. 2011-01-20 Richard Guenther PR tree-optimization/47167 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Revert previous change, only avoid enumeral type changes. 2011-01-19 Mike Stump * doc/tm.texi.in (BRANCH_COST): Englishify. * doc/tm.texi (BRANCH_COST): Likewise. 2011-01-19 Dodji Seketeli PR c++/47291 * dwarf2out.c (generic_type_p, schedule_generic_params_dies_gen) (gen_scheduled_generic_parms_dies): New functions. (gen_struct_or_union_type_die): Schedule template parameters DIEs generation for the end of CU compilation. (dwarf2out_finish): Generate template parameters DIEs here. 2011-01-19 Alexandre Oliva PR debug/46240 * tree-into-ssa.c (maybe_register_def): Do not attempt to add debug bind stmt on merge edges. 2011-01-19 Alexandre Oliva PR debug/47079 PR debug/46724 * function.c (instantiate_expr): Instantiate incoming rtl of implicit arguments, and recurse on VALUE_EXPRs. (instantiate_decls): Instantiate rtl and VALUE_EXPR of result. * var-tracking.c (adjust_mems): Reject virtual_incoming_args_rtx. 2011-01-19 Alexandre Oliva * c-parser.c (c_parser_for_statement): Initialize collection_expression. 2011-01-19 Joseph Myers * config/spu/spu-elf.h (ASM_SPEC): Remove %{w:-W}. 2011-01-19 Joseph Myers * config/rs6000/sysv4.h (LINK_PATH_SPEC): Remove. (LINK_SHLIB_SPEC): Don't use %(link_path). (SUBTARGET_EXTRA_SPECS): Remove link_path. 2011-01-19 Joseph Myers * config/rs6000/sysv4.h (SHARED_LIB_SUPPORT): Remove conditional. (NO_SHARED_LIB_SUPPORT): Remove. (LINK_SHLIB_SPEC): Remove one conditional definition. 2011-01-19 Joseph Myers * config/mips/linux64.h (LINK_SPEC): Remove %{non_shared} %{call_shared}. * config/mips/mips.h (LINK_SPEC): Remove %{non_shared}. * config/mips/netbsd.h (LINK_SPEC): Remove %{call_shared}. * config/mips/openbsd.h (LINK_SPEC): Remove %{non_shared} %{call_shared} and conditionals on these options not being passed. * config/mips/sde.h (LINK_SPEC): Remove %{non_shared} %{call_shared}. 2011-01-19 Jakub Jelinek * ipa-split.c (find_return_bb): Use single_pred_p/single_pred_edge, simplify. * ipa-split.c: Spelling fixes. 2011-01-19 Richard Henderson * config/mn10300/mn10300.md (mulsi3): Use reg_or_am33_const_operand. (*mulsi3): Likewise. * longlong.h [__mn10300__] (count_leading_zeros): New. [__mn10300__] (umul_ppmm, smul_ppmm): New. [__mn10300__] (add_ssaaaa, subddmmss): New. [__mn10300__] (udiv_qrnnd, sdiv_qrnnd): New. [__mn10300__] (UMUL_TIME, UDIV_TIME): New. 2011-01-19 Ulrich Weigand * config/spu/spu.h (MOVE_RATIO): Return 4 in the !speed case. 2011-01-19 Richard Henderson * config/mn10300/mn10300.md (addsi3_flags): New. (addc_internal, adddi3, adddi3_internal, *adddi3_degenerate): New. (subsi3_flags, subc_internal, subdi3): New. (subdi3_internal, *subdi3_degenerate): New. * config/mn10300/predicates.md (reg_or_am33_const_operand): New. * config/mn10300/mn10300.c (mn10300_can_use_retf_insn): New. (mn10300_can_use_rets_insn): Rename from mn10300_can_use_return_insn. (mn10300_expand_epilogue): Use it. Compute REG_SAVE_BYTES once. * config/mn10300/mn10300-protos.h: Update. * config/mn10300/mn10300.md (return): Use mn10300_can_use_retf_insn. (return_ret): Likewise. Rename from return_internal_regs. (return_internal): Remove. * config/mn10300/mn10300.c (mn10300_unspec_int_label_counter): Remove. (mn10300_asm_output_addr_const_extra): Don't handle UNSPEC_INT_LABEL. (mn10300_legitimate_constant_p): Likewise. (mn10300_can_use_return_insn): Use mn10300_initial_offset. (mn10300_frame_size): New. (mn10300_expand_prologue): Use it. (mn10300_expand_epilogue): Likewise. (mn10300_initial_offset): Likewise. * config/mn10300/mn10300-protos.h: Update. * config/mn10300/mn10300.h (mn10300_unspec_int_label_counter): Remove. * config/mn10300/mn10300.md (UNSPEC_INT_LABEL): Remove. (prologue, epilogue, return_internal): Tidy output code. (mn10300_store_multiple_operation, return): Likewise. (int_label, pop_pic_reg, GOTaddr2picreg): Remove. (am33_loadPC, mn10300_loadPC, call_next_insn): Remove. (add_GOT_to_pic_reg, add_GOT_to_any_reg): Remove. (load_pic, am33_load_pic): New. (mn10300_load_pic0, mn10300_load_pic1): New. * config/mn10300/mn10300-modes.def (CCZN, CCZNC): New modes. * config/mn10300/mn10300.c (CC_FLAG_Z): New. (CC_FLAG_N, CC_FLAG_C, CC_FLAG_V): New. (cc_flags_for_mode, cc_flags_for_code): New. (mn10300_print_operand) ['B']: Use nc/ns for GE/LT when the overflow flag is not valid. Validate that the flags we need for the comparison are valid. (mn10300_output_cmp): Remove. (mn10300_output_add): New. (mn10300_select_cc_mode): Use cc_flags_for_code. (mn10300_split_cbranch): New. (mn10300_match_ccmode): New. (mn10300_split_and_operand_count): New. * config/mn10300/mn10300.h (SELECT_CC_MODE): Pass all of the arguments to the function. * config/mn10300/mn10300.md (*am33_addsi3, *mn10300_addsi3): Merge... (addsi3): ... here. Use mn10300_output_add. (*addsi3_flags): New. (*am33_subsi3, *mn10300_subsi3): Merge... (subsi3): ... here. Use attribute isa. (*subsi3_flags): New. (negsi2): Rewrite from expander to insn_and_split. Use NOT+INC when possible. (*am33_andsi3, *mn10300_andsi3): Merge... (andsi3): ... here. (*andsi3_flags): New. (andsi3 splitters): New. (*am33_iorsi3, *mn10300_iorsi3): Merge... (iorsi3): ... here. (*iorsi3_flags): New. (*am33_xorsi3, *mn10300_xorsi3): Merge... (xorsi3): ... here. (*xorsi3_flags): New. (*am33_cmpsi2, *mn10300_cmplsi2): Merge... (one_cmplsi2): ... here. (*one_cmplsi2_flags): New. (*cbranchsi4_cmp): Rename from cbranchsi4_post_reload. Use "r" instead of "dax" in constraints. Use mn10300_split_cbranch. (*cmpsi): Rename from cmpsi. Do not use mn10300_output_cmp. Do not use matching constraints to eliminate a self-comparison. (*integer_conditional_branch): Rename from integer_conditional_branch. Use int_mode_flags to match CC_REG. (*cbranchsi4_btst, *btstsi): New. (*cbranchsf4_cmp): Rename from *cbranchsf4_post_reload. Use mn10300_split_cbranch. (*am33_cmpsf): Rename from am33_cmpsf. (*float_conditional_branch): Rename from float_conditional_branch. (*zero_extendqisi2_am33, *zero_extendqisi2_mn10300): Merge... (zero_extendqisi2): ... here. (*zero_extendhisi2_am33, *zero_extendhisi2_mn10300): Merge... (zero_extendhisi2): ... here. (*extendqisi2_am33, *extendqisi2_mn10300): Merge... (extendqisi2): ... here. (*extendhisi2_am33, *extendhisi2_mn10300): Merge... (extendhisi2): ... here. (*am33_ashlsi3, *mn10300_ashlsi3): Merge... (ashlsi3): ... here. (*am33_lshrsi3, *mn10300_lshrsi3): Merge... (lshrsi3): ... here. (*am33_ashrisi3, *mn10300_ashrsi3): Merge... (ashrsi3): ... here. (consecutive add peephole): Remove. * config/mn10300/predicates.md (label_ref_operand): New. (int_mode_flags): New. (CCZN_comparison_operator): New. * config/mn10300/mn10300.md (UNSPEC_EXT): New. (throughput_42_latency_43): New reservation. (mulsidi3, umulsidi3): New expanders. (mulsidi3_internal): Rewrite from old mulsidi3 pattern. Expose the MDR register to allocation; separately allocate the low and high parts of the DImode result. (umulsidi3_internal): Similarly. (*am33_mulsi3, *mn10300_mulsi3): Merge into ... (*mulsi3): ... here. Clobber MDR as a scratch as necessary. (udivsi3, umodsi3): Remove. (udivmodsi4, divmodsi4): New expanders. (*udivmodsi4): Rename from udivmodsi4. Expose MDR properly. (*divmodsi4): Simiarly. (ext_internal): New. * config/mn10300/constraints.md ("z"): New constraint. * config/mn10300/mn10300.h (MDR_REGNUM): Remove. (FIXED_REGISTERS): Don't fix MDR. (CALL_USED_REGSITERS): Reformat nicely. (REG_ALLOC_ORDER): Add MDR. (enum regclass): Add MDR_REGS. (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update to match. (IRA_COVER_CLASSES): Add MDR_REGS. (REGNO_REG_CLASS): Handle MDR_REG. * config/mn10300/mn10300.c (mn10300_secondary_reload): Handle MDR_REGS. (mn10300_register_move_cost): Likewise. * config/mn10300/mn10300.md (MDR_REG): New. (*movsi_internal): Handle moves to/from MDR_REGS. * config/mn10300/mn10300.c (mn10300_print_operand_address): Handle POST_MODIFY. (mn10300_secondary_reload): Tidy combination reload classes. (mn10300_legitimate_address_p): Allow post-modify and reg+reg addresses for AM33. Allow symbolic offsets for reg+imm. (mn10300_regno_in_class_p): New. (mn10300_legitimize_reload_address): New. * config/mn10300/mn10300.h (enum reg_class): Remove DATA_OR_ADDRESS_REGS, DATA_OR_EXTENDED_REGS, ADDRESS_OR_EXTENDED_REGS, SP_OR_EXTENDED_REGS, SP_OR_ADDRESS_OR_EXTENDED_REGS. Add SP_OR_GENERAL_REGS. (REG_CLASS_NAMES): Update to match. (REG_CLASS_CONTENTS): Likewise. (INDEX_REG_CLASS): Use GENERAL_REGS for AM33. (BASE_REG_CLASS): Use SP_OR_GENERAL_REGS for AM33. (REGNO_IN_RANGE_P): Remove. (REGNO_DATA_P): Use mn10300_regno_in_class_p. (REGNO_ADDRESS_P, REGNO_EXTENDED_P): Likewise. (REGNO_STRICT_OK_FOR_BASE_P): Likewise. (REGNO_STRICT_OK_FOR_BIT_BASE_P): Likewise. (REGNO_STRICT_OK_FOR_INDEX_P): Likewise. (REGNO_SP_P, REGNO_AM33_P, REGNO_FP_P): Remove. (REGNO_GENERAL_P): New. (HAVE_POST_MODIFY_DISP): New. (USE_LOAD_POST_INCREMENT, USE_STORE_POST_INCREMENT): New. (LEGITIMIZE_RELOAD_ADDRESS): New. * config/mn10300/mn10300-protos.h: Update. * config/mn10300/mn10300.c (mn10300_preferred_reload_class): Allow DATA_REGS for AM33 stack-pointer destination. (mn10300_preferred_output_reload_class): Likewise. (mn10300_secondary_reload): Rearrange mn10300_secondary_reload_class into a form appropriate for ... (TARGET_SECONDARY_RELOAD): New. * config/mn10300/mn10300.h (SECONDARY_RELOAD_CLASS): Remove. * config/mn10300/mn10300-protos.h: Update. * config/mn10300/mn10300.md (reload_plus_sp_const): Rename from reload_insi; use the "A" constraint for the scratch; handle AM33 moves of sp to non-address registers. * config/mn10300/mn10300.md (*am33_movqi, *mn10300_movqi): Merge into (*movqi_internal): ... here. (*am33_movhi, *mn10300_movhi): Merge into... (*movhi_internal): ... here. (*movsi_internal): Use "r" instead of "dax" in constraints. Use "A" as the source/destination of moves from/to SP. (movsf): Only allow for AM33-2. (*movsf_internal): Use "r" instead of "dax"; use "F" instead of any integer constant constraint. Only allow for AM33-2. Tidy all of the alternative outputs. (movdi, movdf, *am33_2_movdf, *mn10300_movdf): Remove. (udivmodsi4): Delete expander and promote *udivmodsi4. Disallow for MN103. (udivsi3, umodsi3): New patterns for MN103 only. 2011-01-19 Joern Rennecke * doc/tm.texi.in: Spell out that a lack of register class unions can lead to ICEs. * doc/tm.texi: Regenerate. 2011-01-19 Jakub Jelinek PR rtl-optimization/47337 * dce.c (check_argument_store): New function. (find_call_stack_args): Ignore debug insns. Use check_argument_store. PR tree-optimization/47290 * tree-eh.c (infinite_empty_loop_p): New function. (cleanup_empty_eh): Use it. 2011-01-18 Steve Ellcey PR target/46997 * ia64.c (ia64_expand_unpack): Fix code for TARGET_BIG_ENDIAN. (a64_expand_widen_sum): Ditto. * vect.md (mulv2si3): Disable for TARGET_BIG_ENDIAN. (vec_extract_evenodd_help): Ditto. (vec_extract_evenv4hi): Ditto. (vec_extract_oddv4hi): Ditto. (vec_extract_evenv2si): Ditto. (vec_extract_oddv2si): Ditto. (vec_extract_evenv2sf): Ditto. (vec_extract_oddv2sf): Ditto. (vec_pack_trunc_v4hi: Ditto. (vec_pack_trunc_v2si): Ditto. (vec_interleave_lowv8qi): Fix for TARGET_BIG_ENDIAN. (vec_interleave_highv8qi): Ditto. (mix1_r): Ditto. (vec_extract_oddv8qi): Ditto. (vec_interleave_lowv4hi): Ditto. (vec_interleave_highv4hi): Ditto. (vec_interleave_lowv2si): Ditto. (vec_interleave_highv2si): Ditto. 2011-01-18 John David Anglin * doc/extend.texi: Mention __float128 support on hppa HP-UX. * config/pa/pa-hpux.h (HPUX_LONG_DOUBLE_LIBRARY): Define to 1. * config/pa/pa.c (pa_expand_builtin): New. Include "langhooks.h". (pa_c_mode_for_suffix): New. (TARGET_EXPAND_BUILTIN): Define. (TARGET_C_MODE_FOR_SUFFIX): Define. (pa_builtins): Define. (pa_init_builtins): Register __float128 type and init new support builtins. * config/pa/pa.h (HPUX_LONG_DOUBLE_LIBRARY): Define if not defined. * config/pa/quadlib.c (_U_Qfcopysign): New. 2011-01-18 Eric Botcazou PR middle-end/46894 * explow.c (allocate_dynamic_stack_space): Do not assume more than BITS_PER_UNIT alignment if STACK_DYNAMIC_OFFSET or STACK_POINTER_OFFSET are defined. 2011-01-18 Ulrich Weigand PR tree-optimization/47179 * config/spu/spu.c (spu_ref_may_alias_errno): New function. (TARGET_REF_MAY_ALIAS_ERRNO): Define. 2011-01-18 Richard Guenther PR rtl-optimization/47216 * emit-rtl.c: Include tree-flow.h. (set_mem_attributes_minus_bitpos): Use tree_could_trap_p instead of replicating it with different semantics. * Makefile.in (emit-rtl.o): Adjust. 2011-01-18 Ramana Radhakrishnan * config/arm/cortex-a9.md (cortex-a9-neon.md): Actually include. (cortex_a9_dp): Handle neon types correctly. 2011-01-18 Jakub Jelinek PR rtl-optimization/47299 * expr.c (expand_expr_real_2) : Don't use subtarget. Use normal multiplication if both operands are constants. * expmed.c (expand_widening_mult): Don't try to optimize constant multiplication if op0 has VOIDmode. Convert op1 constant to mode before using it. 2011-01-17 Ralf Wildenhues * doc/lto.texi (LTO): Ensure two spaces after period. Fix spacing after 'e.g.', typos, comma, hyphenation. 2011-01-17 Richard Henderson * config/rx/predicates.md (rx_constshift_operand): Use match_test. (rx_restricted_mem_operand): New. (rx_shift_operand): Use register_operand. (rx_source_operand, rx_compare_operand): Likewise. * config/rx/rx.md (addsi3_flags): New expander. (adddi3): Rewrite as expander. (adc_internal, *adc_flags, adddi3_internal): New patterns. (subsi3_flags): New expander. (subdi3): Rewrite as expander. (sbb_internal, *sbb_flags, subdi3_internal): New patterns. * config/rx/rx.c (RX_BUILTIN_SAT): Remove. (rx_init_builtins): Remove sat builtin. (rx_expand_builtin): Likewise. * config/rx/rx.md (ssaddsi3): New. (*sat): Rename from sat. Represent the CC_REG input. * config/rx/predicates.md (rshift_operator): New. * config/rx/rx.c (rx_expand_insv): Remove. * config/rx/rx-protos.h: Update. * config/rx/rx.md (*bitset): Rename from bitset. Swap the ashift operand to the canonical position. (*bitset_in_memory, *bitinvert, *bitinvert_in_memory): Similarly. (*bitclr, *bitclr_in_memory): Similarly. (*insv_imm, rx_insv_reg, *insv_cond, *bmcc, *insv_cond_lt): New. (insv): Retain the zero_extract in the expansion. * config/rx/rx.md (bswapsi2): Use = not + for output reload. (bswaphi2, bitinvert, revw): Likewise. * config/rx/rx.c (gen_rx_store_vector): Use VOIDmode for gen_rtx_SET. (gen_rx_rtsd_vector, gen_rx_popm_vector): Likewise. * config/rx/rx.md (pop_and_return): Use VOIDmode for SET. (stack_push, stack_pushm, stack_pop, stack_popm): Likewise. (bitset, bitset_in_memory): Likewise. (bitinvert, bitinvert_in_memory): Likewise. (bitclr, bitclr_in_memory): Likewise. (insv, sync_lock_test_and_setsi, movstr, rx_movstr): Likewise. (rx_strend, rx_cmpstrn): Likewise. (rx_setmem): Likewise. Make the source BLKmode to match the dest. (bitop peep2 patterns): Remove. * config/rx/rx.c (rx_match_ccmode): New. * config/rx/rx-protos.h: Update. * config/rx/rx.md (abssi2): Clobber, don't set flags. (addsi3, adddi3, andsi3, negsi2, one_cmplsi2, iorsi3): Likewise. (rotlsi3, rotrsi3, ashrsi3, lshrsi3, ashlsi3): Likewise. (subsi3, subdi3, xorsi3, addsf3, divsf3, mulsf3, subsf3): Likewise. (fix_truncsfsi2, floatsisf2): Likewise. (*abssi2_flags, *addsi3_flags, *andsi3_flags, *negsi2_flags): New. (*one_cmplsi2_flags, *iorsi3_flags, *rotlsi3_flags): New. (*rotrsi3_flags, *ashrsi3_flags, *lshrsi3_flags, *ashlsi3_flags): New. (*subsi3_flags, *xorsi3_flags): New. * config/rx/rx.md (cstoresf4, *cstoresf4): New patterns. * config/rx/rx.c (rx_print_operand): Remove workaround for unsplit comparison operations. * config/rx/rx.md (movsicc): Split after reload. (*movsicc): Merge *movsieq and *movsine via match_operator. (*stcc): New pattern. * config/rx/rx.c (rx_float_compare_mode): Remove. * config/rx/rx.h (rx_float_compare_mode): Remove. * config/rx/rx.md (cstoresi4): Split after reload. (*sccc): New pattern. * config/rx/predicates.md (label_ref_operand): New. (rx_z_comparison_operator): New. (rx_zs_comparison_operator): New. (rx_fp_comparison_operator): New. * config/rx/rx.c (rx_print_operand) [B]: Examine comparison modes. Validate that the flags are set properly for the comparison. (rx_gen_cond_branch_template): Remove. (rx_cc_modes_compatible): Remove. (mode_from_flags): New. (flags_from_code): Rename from flags_needed_for_conditional. (rx_cc_modes_compatible): Re-write in terms of flags_from_mode. (rx_select_cc_mode): Likewise. (rx_split_fp_compare): New. (rx_split_cbranch): New. * config/rx/rx.md (most_cond, zs_cond): Remove iterators. (*cbranchsi4): Use match_operator and rx_split_cbranch. (*cbranchsf4): Similarly. (*cbranchsi4_tst): Rename from *tstbranchsi4_. Use match_operator and rx_split_cbranch. (*cbranchsi4_tst_ext): Combine *tstbranchsi4m_eq and tstbranchsi4m_ne. Use match_operator and rx_split_cbranch. (*cmpsi): Rename from cmpsi. (*tstsi): Rename from tstsi. (*cmpsf): Rename from cmpsf; use CC_Fmode. (*conditional_branch): Rename from conditional_branch. (*reveresed_conditional_branch): Remove. (b): Remove expander. * config/rx/rx-protos.h: Update. * config/rx/rx.c (rx_compare_redundant): Remove. * config/rx/rx.md (cmpsi): Don't use it. * config/rx/rx-protos.h: Update. * config/rx/rx-modes.def (CC_F): New mode. * config/rx/rx.c (rx_select_cc_mode): New. * config/rx/rx.h (SELECT_CC_MODE): Use it. * config/rx/rx-protos.h: Update. 2011-01-17 Richard Henderson * except.c (dump_eh_tree): Fix stray ; after for statement. 2011-01-17 Richard Guenther PR tree-optimization/47313 * tree-inline.c (tree_function_versioning): Move DECL_RESULT handling before copying the body. Properly deal with by-reference result in SSA form. 2011-01-17 Ian Lance Taylor PR target/47219 * config/sparc/sparc.c (sparc_sr_alias_set): Don't define. (struct_value_alias_set): Don't define. (sparc_option_override): Don't set sparc_sr_alias_set and struct_value_alias_set. (save_or_restore_regs): Use gen_frame_mem rather than calling set_mem_alias_set. (sparc_struct_value_rtx): Likewise. 2011-01-17 H.J. Lu PR target/47318 * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to __m128i. (_mm_maskstore_pd): Likewise. (_mm_maskload_ps): Likewise. (_mm_maskstore_ps): Likewise. (_mm256_maskload_pd): Change mask to __m256i. (_mm256_maskstore_pd): Likewise. (_mm256_maskload_ps): Likewise. (_mm256_maskstore_ps): Likewise. * config/i386/i386-builtin-types.def: Updated. (ix86_expand_special_args_builtin): Likewise. * config/i386/i386.c (bdesc_special_args): Update __builtin_ia32_maskloadpd, __builtin_ia32_maskloadps, __builtin_ia32_maskloadpd256, __builtin_ia32_maskloadps256, __builtin_ia32_maskstorepd, __builtin_ia32_maskstoreps, __builtin_ia32_maskstorepd256 and __builtin_ia32_maskstoreps256. * config/i386/sse.md (avx_maskload): Use on mask register. (avx_maskstore): Likewise. 2011-01-17 Olivier Hainque Michael Haubenwallner Eric Botcazou PR target/46655 * xcoffout.c (ASM_OUTPUT_LINE): Output line only if positive, and only if <= USHRT_MAX in 32-bit mode. 2011-01-17 Ralf Wildenhues * doc/install.texi (Configuration, Specific): Wrap long lines in examples. Allow line wrapping in long options and URLs where beneficial for PDF output. 2011-01-16 Richard Sandiford * config/mips/mips.c (mips_classify_symbol): Don't return SYMBOL_PC_RELATIVE for nonlocal labels. 2011-01-15 Eric Botcazou * config/sparc/sol2-bi.h (CC1_SPEC): Fix typo. 2011-01-15 Jan Hubicka PR tree-optimization/47276 * ipa.c (function_and_variable_visibility): Do not try to mark alias declarations as needed. 2011-01-15 Martin Jambor * common.opt (fdevirtualize): New flag. * doc/invoke.texi (Option Summary): Document it. * opts.c (default_options_table): Add devirtualize flag. * ipa-prop.c (detect_type_change): Return immediately if devirtualize flag is not set. (detect_type_change_ssa): Likewise. (compute_known_type_jump_func): Likewise. (ipa_analyze_virtual_call_uses): Likewise. 2011-01-14 Martin Jambor PR tree-optimization/45934 PR tree-optimization/46302 * ipa-prop.c (type_change_info): New type. (stmt_may_be_vtbl_ptr_store): New function. (check_stmt_for_type_change): Likewise. (detect_type_change): Likewise. (detect_type_change_ssa): Likewise. (compute_complex_assign_jump_func): Check for dynamic type change. (compute_complex_ancestor_jump_func): Likewise. (compute_known_type_jump_func): Likewise. (compute_scalar_jump_functions): Likewise. (ipa_analyze_virtual_call_uses): Likewise. (ipa_analyze_node): Push and pop cfun, set current_function_decl. 2011-01-14 Joseph Myers * config/i386/i386.h (CC1_CPU_SPEC_1): Don't handle -msse5. * config/i386/i386.opt (msse5): New Alias. 2011-01-14 Joseph Myers * config/sparc/linux.h (CC1_SPEC): Remove %{sun4:} %{target:}. * config/sparc/linux64.h (CC1_SPEC): Likewise. * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise. * config/sparc/sparc.h (CC1_SPEC): Likewise. 2011-01-14 Joseph Myers * config/sparc/linux.h (CC1_SPEC): Don't handle old equivalents of -mcpu options. * config/sparc/linux64.h (CC1_SPEC): Likewise. * config/sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise. * config/sparc/sol2-bi.h (CPP_CPU_SPEC, CC1_SPEC): Likewise. * config/sparc/sparc.h (CPP_CPU_SPEC, CC1_SPEC, ASM_CPU_SPEC): Likewise. * config/sparc/t-elf (MULTILIB_MATCHES): Don't handle -mv8. 2011-01-14 Joseph Myers * config/rs6000/vxworks.h (CC1_SPEC): Don't handle -fvec or -fvec-eabi. 2011-01-14 Mike Stump * config/alpha/alpha.md (umk_mismatch_args): Don't put a mode on set. * config/fr30/fr30.md: Likweise (movsi_push): Likewise. (movsi_pop): Likewise. (enter_func): Likewise. * config/moxie/moxie.md (movsi_push): Likewise. (movsi_pop): Likewise. 2011-01-14 Joseph Myers * config/mips/linux64.h (LINK_SPEC): Remove %{bestGnum} %{no_archive} %{exact_version}. * config/mips/mips.h (LINK_SPEC): Remove %{bestGnum}. * config/mips/netbsd.h (LINK_SPEC): Remove %{bestGnum} %{no_archive} %{exact_version}. * config/mips/openbsd.h (LINK_SPEC): Likewise. * config/mips/sde.h (LINK_SPEC): Remove %{bestGnum}. * config/mips/vxworks.h: Likewise. 2011-01-14 Joseph Myers * config/microblaze/microblaze.h (ASM_SPEC): Remove %{microblaze1}. 2011-01-14 Joseph Myers * config/m32r/little.h (CPP_ENDIAN_SPEC, CC1_ENDIAN_SPEC, ASM_ENDIAN_SPEC, LINK_ENDIAN_SPEC): Remove. 2011-01-14 Joseph Myers * config/i386/nwld.h (LINK_SPEC): Check -nodefaultlibs not -nodefaultlib. 2011-01-14 Joseph Myers * config/cris/cris.h (ASM_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu not cpu. * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC, CRIS_CC1_SUBTARGET_SPEC, CRIS_ASM_SUBTARGET_SPEC): Check for mcpu not cpu. (CRIS_LINK_SUBTARGET_SPEC): Don't generate -rpath-link options. Don't handle -shlib. 2011-01-14 Joseph Myers * config/avr/avr.h (CPP_SPEC): Don't handle -posix. (CC1_SPEC): Don't handle -profile. 2011-01-14 Joseph Myers * config/microblaze/microblaze.h (CC1_SPEC): Remove -gline spec. * config/mips/mips.h (CC1_SPEC): Likewise. 2011-01-14 Joseph Myers * config/microblaze/microblaze.h (CC1_SPEC): Remove %{save-temps: }. * config/mips/mips.h (CC1_SPEC): Likewise. 2011-01-14 Joseph Myers * config/i386/linux.h (LINK_SPEC): Don't use %{!ibcs:} conditional. * config/m32r/linux.h (LINK_SPEC): Likewise. * config/mips/linux.h (LINK_SPEC): Likewise. * config/mips/linux64.h (LINK_SPEC): Likewise. * config/sparc/linux.h (LINK_SPEC): Likewise. * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC, LINK_SPEC): Likewise. * config/xtensa/linux.h (LINK_SPEC): Likewise. 2011-01-14 Joseph Myers * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{version:-v}. * config/lm32/uclinux-elf.h (LINK_SPEC): Likewise. 2011-01-14 Joseph Myers * config/sparc/sp-elf.h (ASM_SPEC): Remove %{v:-V}. * config/sparc/sp64-elf.h (ASM_SPEC): Likewise. 2011-01-14 Joseph Myers * config/arm/linux-elf.h (LINUX_TARGET_LINK_SPEC): Remove %{b}. 2011-01-14 Rainer Orth * configure.ac (gcc_cv_ld_static_dynamic): Solaris 2 ld always supports -Bstatic/-Bdynamic. * configure: Regenerate. 2011-01-14 Jan Hubicka Jack Howarth PR target/46037 * config/darwin.c (darwin_override_options): Honor flag_gtoggle when checking debug_info_level. Test write_symbols instead of debug_hooks->var_location when setting flag_var_tracking_uninit. 2011-01-14 Richard Guenther PR tree-optimization/47179 * target.def (ref_may_alias_errno): New target hook. * targhooks.h (default_ref_may_alias_errno): Declare. * targhooks.c: Include tree-ssa-alias.h and tree-flow.h. (default_ref_may_alias_errno): New function. * target.h (struct ao_ref_s): Declare. * tree-ssa-alias.c: Include target.h. (call_may_clobber_ref_p_1): Use the ref_may_alias_errno target hook. * Makefile.in (tree-ssa-alias.o): Adjust dependencies. (targhooks.o): Likewise. * doc/tm.texi.in (TARGET_REF_MAY_ALIAS_ERRNO): Document. * doc/tm.texi (TARGET_REF_MAY_ALIAS_ERRNO): Copy documentation. 2011-01-14 Richard Guenther * tree-ssa-structalias.c (new_var_info): Use DECL_HARD_REGISTER. 2011-01-14 Richard Guenther PR tree-optimization/47280 * tree-ssa-forwprop.c (associate_plusminus): Cleanup EH and return CFG changes. (tree_ssa_forward_propagate_single_use_vars): Deal with CFG changes from associate_plusminus. 2011-01-14 Richard Guenther PR middle-end/47281 Revert 2011-01-11 Richard Guenther PR tree-optimization/46076 * tree-ssa.c (useless_type_conversion_p): Conversions from unprototyped to empty argument list function types are useless. 2011-01-14 Richard Guenther PR tree-optimization/47286 * tree-ssa-structalias.c (new_var_info): Register variables are global. 2011-01-14 Martin Jambor PR middle-end/46823 * tree-inline.c (expand_call_inline): Get fndecl from call graph edge. 2011-01-13 Anatoly Sokolov * config/xtensa/xtensa.h (XTENSA_LIBCALL_VALUE, LIBCALL_VALUE, LIBCALL_OUTGOING_VALUE, FUNCTION_VALUE_REGNO_P): Remove macros. * config/xtensa/xtensa.c (xtensa_libcall_value, xtensa_function_value_regno_p): New functions. (TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define. 2011-01-13 Kai Tietz PR c++/47213 * config/i386/cygming.h (TARGET_ASM_ASSEMBLE_VISIBILITY): PE specific hook. * config/i386/i386-protos.h (i386_pe_assemble_visibility): New function prototype. * config/i386/winnt.c (i386_pe_assemble_visibility): Warn only if attribute was specified by user. 2011-01-13 Michael Meissner PR target/47251 * config/rs6000/rs6000.md (floatunsdidf2): Add check for hardware floating point. (floatunsdidf2_fcfidu): Ditto. 2011-01-13 Andreas Krebbel * config/s390/s390.c (print_operand_address): Replace 'error' with 'output_operand_lossage'. (print_operand): Likewise. 2011-01-13 Jeff Law PR rtl-optimization/39077 * doc/invoke.texi (max-gcse-insertion-ratio): Document. * params.h (MAX_GCSE_INSERTION_RATIO): Define. * params.def (PARAM_MAX_GCSE_INSERTION_RATIO): Define. * lcm.c (pre_edge_lcm): Properly initialize output sbitmaps. * gcse.c (prune_insertions_deletions): New function. (compute_pre_data): Use it. 2011-01-13 Dodji Seketeli PR debug/PR46973 * dwarf2out.c (prune_unused_types_mark_generic_parms_dies): New static function. (prune_unused_types_mark): Use it. 2011-01-13 Andrey Belevantsev PR rtl-optimization/45352 * sel-sched.c: Update copyright years. (reset_sched_cycles_in_current_ebb): Also recheck the DFA state in the advancing loop when we have issued issue_rate insns. 2011-01-12 Richard Henderson * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): New. (TARGET_MD_ASM_CLOBBERS): New. * config/mn10300/mn10300.c (mn10300_delegitimize_address): New. (TARGET_DELEGITIMIZE_ADDRESS): New. * config/mn10300/mn10300.md (UNSPEC_BSCH): New. (clzsi2, *bsch): New patterns. * config/mn10300/mn10300.md (INT): New mode iterator. (*mov_clr): New pattern, and peep2 to generate it. * config/mn10300/mn10300.c (mn10300_option_override): Force enable flag_split_wide_types. * config/mn10300/mn10300.c (mn10300_asm_trampoline_template): Remove. (mn10300_trampoline_init): Rewrite without a template, an immediate load and a direct branch. * config/mn10300/mn10300.h (TRAMPOLINE_SIZE): Reduce to 16. 2011-01-12 Anatoly Sokolov * config/s390/s390.h (OUTPUT_ADDR_CONST_EXTRA): Remove. * config/s390/s390-protos.h (s390_output_addr_const_extra): Remove. * config/s390/s390.c (s390_output_addr_const_extra): Make static. (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define. 2011-01-12 Kai Tietz PR debug/47209 * dwarfout2.c (should_emit_struct_debug): Use TYPE_MAIN_VARIANT of type. 2011-01-12 Jan Hubicka PR driver/47244 * gcc.c (PLUGIN_COND): Update to disable plugin unless -flto is used. (PLUGIN_COND_CLOSE): New macro. (LINK_COMMAND_SPEC): Update to use PLUGIN_COND_CLOSE. 2011-01-12 Richard Guenther PR lto/47259 * lto-streamer-out.c (output_gimple_stmt): Do not wrap register variables in a MEM_REF. 2011-01-12 Joseph Myers * config.gcc (arm*-*-linux*, bfin*-uclinux*, bfin*-linux-uclibc*, crisv32-*-linux* | cris-*-linux*, frv-*-*linux*, moxie-*-uclinux*, hppa*64*-*-linux*, hppa*-*-linux*, i[34567]86-*-linux* | i[34567]86-*-kfreebsd*-gnu | i[34567]86-*-knetbsd*-gnu | i[34567]86-*-gnu* | i[34567]86-*-kopensolaris*-gnu, x86_64-*-linux* | x86_64-*-kfreebsd*-gnu | x86_64-*-knetbsd*-gnu, ia64*-*-linux*, lm32-*-uclinux*, m32r-*-linux*, m32rle-*-linux*, m68k-*-uclinux*, m68k-*-linux*, microblaze*-linux*, mips64*-*-linux* | mipsisa64*-*-linux*, mips*-*-linux*, s390-*-linux*, s390x-*-linux*, sh*-*-linux*, sparc-*-linux*, sparc64-*-linux*, vax-*-linux*, xtensa*-*-linux*, am33_2.0-*-linux*): Use gnu-user.h before linux.h. * config/gnu-user.h: New. Copied from linux.h. (LINUX_TARGET_STARTFILE_SPEC): Rename to GNU_USER_TARGET_STARTFILE_SPEC. (LINUX_TARGET_ENDFILE_SPEC): Rename to GNU_USER_TARGET_ENDFILE_SPEC. (LINUX_TARGET_CC1_SPEC): Rename to GNU_USER_TARGET_CC1_SPEC. (LINUX_TARGET_LIB_SPEC): Rename to GNU_USER_TARGET_LIB_SPEC. (OPTION_GLIBC, OPTION_UCLIBC, OPTION_BIONIC, LINUX_TARGET_OS_CPP_BUILTINS, CHOOSE_DYNAMIC_LINKER1, CHOOSE_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER32, UCLIBC_DYNAMIC_LINKER64, BIONIC_DYNAMIC_LINKER, BIONIC_DYNAMIC_LINKER32, BIONIC_DYNAMIC_LINKER64, LINUX_DYNAMIC_LINKER, LINUX_DYNAMIC_LINKER32, LINUX_DYNAMIC_LINKER64, TARGET_C99_FUNCTIONS, TARGET_HAS_SINCOS): Remove. * config/arm/linux-eabi.h (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC. (LIB_SPEC): Use GNU_USER_TARGET_LIB_SPEC. (STARTFILE_SPEC): Use GNU_USER_TARGET_STARTFILE_SPEC. (ENDFILE_SPEC): Use GNU_USER_TARGET_ENDFILE_SPEC * config/linux.h (NO_IMPLICIT_EXTERN_C, ASM_APP_ON, ASM_APP_OFF, LINUX_TARGET_STARTFILE_SPEC, STARTFILE_SPEC, LINUX_TARGET_ENDFILE_SPEC, ENDFILE_SPEC, LINUX_TARGET_CC1_SPEC, CC1_SPEC, CPLUSPLUS_CPP_SPEC, LINUX_TARGET_LIB_SPEC, LIB_SPEC, LINK_EH_SPEC, LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Remove. 2011-01-12 Richard Guenther PR other/46946 * doc/invoke.texi (ffast-math): Document it is turned on with -Ofast. 2011-01-12 Jan Hubicka PR tree-optimization/47233 * opts.c (common_handle_option): Disable ipa-reference with profile feedback. 2011-01-12 Nicola Pero * c-parser.c (c_parser_objc_at_property_declaration): Improved error message. 2011-01-12 Nicola Pero * c-parser.c (c_lex_one_token): Updated and reindented some comments. No changes in code. 2011-01-11 Ian Lance Taylor * godump.c (go_output_var): Don't output the variable if there is already a type with the same name. 2011-01-11 Ian Lance Taylor * godump.c (go_format_type): Don't generate float80. 2011-01-11 Richard Henderson * config/mn10300/mn10300.c (mn10300_address_cost): Remove forward declaration. Rewrite for both speed and size. (mn10300_address_cost_1): Remove. (mn10300_register_move_cost): New. (mn10300_memory_move_cost): New. (mn10300_rtx_costs): Rewrite for both speed and size. Don't handle ZERO_EXTRACT. Do handle UNSPEC, arithmetic, logicals, compare, extensions, shifts, BSWAP, CLZ. (mn10300_wide_const_load_uses_clr): Remove. (TARGET_REGISTER_MOVE_COST): New. (TARGET_MEMORY_MOVE_COST): New. * config/mn10300/mn10300-protos.h: Update. * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Remove. * config/mn10300/constraints.md ("R", "T"): Remove constraints. * config/mn10300/mn10300.c (mn10300_mask_ok_for_mem_btst): Remove. * config/mn10300/mn10300-protos.h: Update. * config/mn10300/mn10300.md (movsi_internal): Don't use "R". (*byte_clear, *byte_set, *bit_clear1, *bit_clear2, *bit_set): Remove. (iorqi3, *am33_iorqi3, *mn10300_iorqi3): Remove. (*test_int_bitfield, *test_byte_bitfield): Remove. (*bit_test, *subreg_bit_test): Remove. * config/mn10300/predicates.md (const_8bit_operand): Remove. * config/mn10300/constraints.md ("c"): Rename from "A". ("A", "D"): New constraint letters. * config/mn10300/mn10300.md (fmasf4): Use the "c" constraint. (fmssf4, fnmasf4, fnmssf4): Likewise. * config/mn10300/mn10300.md (isa): New attribute. (enabled): New attribute. * config/mn10300/mn10300.md (absdf2, negdf2): Remove. (abssf2, negsf2): Define only for hardware fp. (sqrtsf2): Reformat. (addsf3, subsf3, mulsf3): Merge expander and insn. * config/mn10300/mn10300.h (ARG_PIONTER_CFA_OFFSET): New. (DEBUGGER_AUTO_OFFSET): Remove. (DEBUGGER_ARG_OFFSET): Remove. * config/mn10300/mn10300.c (mn10300_gen_multiple_store): Make static. Emit register stores with the same offsets as the hardware. (mn10300_store_multiple_operation): Don't check that the register save offsets are monotonic. * config/mn10300/mn10300-protos.h: Update. * config/mn10300/mn10300.h (ASM_PN_FORMAT): Delete. * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Define in terms of the value on the stack, not the MDR register. 2011-01-11 Jan Hubicka PR lto/45721 PR lto/45375 * tree.h (symbol_alias_set_t): Move typedef here from varasm.c (symbol_alias_set_destroy, symbol_alias_set_contains, propagate_aliases_backward): Declare. * lto-streamer-out.c (struct sets): New sturcture. (trivally_defined_alias): New function. (output_alias_pair_p): Rewrite. (output_unreferenced_globals): Fix output of alias pairs. (produce_symtab): Likewise. * ipa.c (function_and_variable_visibility): Set weak alias destination as needed in lto. * varasm.c (symbol_alias_set_t): Remove. (symbol_alias_set_destroy): Export. (propagate_aliases_forward, propagate_aliases_backward): New functions based on ... (compute_visible_aliases): ... this one; remove. (trivially_visible_alias): New (trivially_defined_alias): New. (remove_unreachable_alias_pairs): Rewrite. (finish_aliases_1): Reorganize code checking if alias is defined. * passes.c (rest_of_decl_compilation): Do not call assemble_alias when in LTO mode. 2011-01-11 Richard Guenther PR tree-optimization/46076 * tree-ssa.c (useless_type_conversion_p): Conversions from unprototyped to empty argument list function types are useless. 2011-01-11 Richard Guenther PR middle-end/45235 * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not mark volatile MEMs as MEM_READONLY_P. 2011-01-11 Richard Guenther PR tree-optimization/47239 * tree-ssa-ccp.c (get_value_from_alignment): Punt for FUNCTION_DECLs. 2011-01-11 Jeff Law PR tree-optimization/47086 * tree-ssa-loop-ivopts.c (find_givs_in_stmt_scev): Do not record IVs from statements that might throw. 2011-01-10 Jan Hubicka PR lto/45375 * lto-cgraph.c (input_profile_summary): Remove overactive sanity check. 2011-01-10 Jan Hubicka PR lto/45375 * profile.c (read_profile_edge_counts): Ignore profile inconistency when correcting profile. 2011-01-10 Jan Hubicka PR lto/46083 * lto-streamer-out.c (pack_ts_function_decl_value_fields): Store DECL_FINI_PRIORITY. * lto-streamer-in.c (unpack_ts_function_decl_value_fields): Restore DECL_FINI_PRIORITY. 2011-01-10 Ralf Wildenhues * doc/gimple.texi: Fix quoting of multi-word return values in @deftypefn statements. Ensure presence of return value. Wrap overlong @deftypefn lines. (is_gimple_operand, is_gimple_min_invariant_address): Remove descriptions of removed functions. * doc/hostconfig.texi (Host Common): Wrap long line, fix quoting of multi-word return value in @deftypefn statement. 2011-01-10 Ralf Wildenhues * doc/gimple.texi (Temporaries, Operands, Compound Lvalues) (Conditional Expressions, Logical Operators) (Statement and operand traversals): Do not indent smallexample code. Fix duplicate function argument in example. 2011-01-10 Jeff Law PR tree-optimization/47141 * ipa-split.c (split_function): Handle case where we are returning a value and the return block has a virtual operand phi. 2011-01-10 Jan Hubicka PR tree-optimization/47234 * tree-pass.h (TODO_rebuild_cgraph_edges): New TODO. (pass_feedback_split_functions): Declare. * passes.c (init_optimization_passes): Add ipa-split as subpass of tree-profile. * ipa-split.c (gate_split_functions): Update comments; disable split-functions for profile_arc_flag and branch_probabilities. (gate_feedback_split_functions): New function. (execute_feedback_split_functions): New function. (pass_feedback_split_functions): New global var. 2011-01-10 H.J. Lu PR lto/46760 * tree-inline.c (tree_can_inline_p): Check e->call_stmt before calling gimple_call_set_cannot_inline. 2011-01-10 Iain Sandoe * config/darwin-sections.def: Remove unused section. 2011-01-10 Dave Korn PR c++/47218 * cgraphunit.c (assemble_thunk): Call resolve_unique_section. 2011-01-09 Nicola Pero PR objc/47232 * c-parser.c (c_parser_declaration_or_fndef): Improved error message. 2011-01-09 Kai Tietz * config/i386/winnt.c (i386_pe_start_function): Make sure to switch back to function's section. 2011-01-09 Iain Sandoe PR gcc/46902 PR testsuite/46912 * plugin.c: Move include of dlfcn.h from here... * system.h: ... to here. 2011-01-09 Ralf Wildenhues * doc/cpp.texi (C++ Named Operators): Fix markup for header file name. * doc/cppinternals.texi (Top): Wrap node in @ifnottex to avoid two extra empty pages in PDF output. 2011-01-08 Nicola Pero PR objc/47078 * c-parser.c (c_parser_objc_type_name): If the type is unknown, for error recovery purposes behave as if it was not specified so that the default type is usd. 2011-01-07 Jan Hubicka PR tree-optmization/46469 * ipa.c (function_and_variable_visibility): Clear needed flags on nodes with external decls; handle weakrefs merging correctly. 2011-01-07 Joseph Myers * opts.c (finish_options): Set opts->x_flag_opts_finished to true, not false. 2011-01-07 Jan Hubicka * doc/invoke.texi: (-flto, -fuse-linker-plugin): Update defaults and no longer claim that gold is required for linker plugin. * configure: Regenerate. * gcc.c (PLUGIN_COND): New macro. (LINK_COMMAND_SPEC): Use it. (main): Default to plugin enabled with HAVE_LTO_PLUGIN is set. * config.in (HAVE_LTO_PLUGIN): New. * configure.ac (--with-lto-plugin): New parameter; autodetect HAVE_LTO_PLUGIN. 2011-01-07 Jan Hubicka PR tree-optimization/46367 * ipa-inline.c (cgraph_clone_inlined_nodes): Use original function only when we can update original. (cgraph_mark_inline_edge): Sanity check. * ipa-prop.c (ipa_make_edge_direct_to_target): Sanity check. 2011-01-07 Ulrich Weigand * config/spu/spu.h (ASM_COMMENT_START): Define. 2011-01-07 H.J. Lu PR driver/42445 * gcc.c (%>S): New. (SWITCH_KEEP_FOR_GCC): Likewise. (set_collect_gcc_options): Check SWITCH_KEEP_FOR_GCC. (do_spec_1): Handle "%>". * config/i386/i386.h (CC1_CPU_SPEC): Replace "%<" with "%>". 2011-01-07 Jakub Jelinek PR target/47201 * config/i386/i386.c (ix86_delegitimize_address): If simplify_gen_subreg fails, return orig_x. PR bootstrap/47187 * value-prof.c (gimple_stringop_fixed_value): Handle lhs of the call properly. 2011-01-07 Jan Hubicka PR lto/45375 * lto-opt.c (lto_reissue_options): Set flag_shlib. 2011-01-07 Iain Sandoe * target.def (function_switched_text_sections): New hook. * doc/tm.texi: Regenerated. * doc/tm.texi.in (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New. * final.c (default_function_switched_text_sections): New. (final_scan_insn): Call function_switched_text_sections when a mid-function section change occurs. * output.h (default_function_switched_text_sections): Declare. * config/darwin-protos.h (darwin_function_switched_text_sections): Likewise. * config/darwin.c (darwin_function_switched_text_sections): New. * config/darwin.h (TARGET_ASM_FUNCTION_SWITCHED_TEXT_SECTIONS): New. 2011-01-07 Iain Sandoe * dwarf2out.c (gen_subprogram_die): Add pubnames with code ranges for DWARF >= 3. Add pubnames for the primary section and a reduced DIE for the secondary code fragment when outputting for DWARF == 2. 2011-01-07 Anatoly Sokolov * config/xtensa/xtensa.h (OUTPUT_ADDR_CONST_EXTRA): Remove. * config/xtensa/xtensa-protos.h (xtensa_output_addr_const_extra): Remove. * config/xtensa/xtensa.c (xtensa_output_addr_const_extra): Make static. (TARGET_ASM_OUTPUT_ADDR_CONST_EXTRA): Define. 2011-01-06 Eric Botcazou PR debug/46704 * dwarf2out.c (dwarf2out_finish): Output the debug_aranges section only when it is not empty. 2011-01-06 Changpeng Fang Bobcat Enablement * config.gcc (i[34567]86-*-linux* | ...): Add btver1. (case ${target}): Add btver1. * config/i386/driver-i386.c (host_detect_local_cpu): Let -march=native recognize btver1 processors. * config/i386/i386-c.c (ix86_target_macros_internal): Add btver1 def_and_undef * config/i386/i386.c (struct processor_costs btver1_cost): New btver1 cost table. (m_BTVER1): New definition. (m_AMD_MULTIPLE): Includes m_BTVER1. (initial_ix86_tune_features): Add btver1 tune. (processor_target_table): Add btver1 entry. (static const char *const cpu_names): Add btver1 entry. (software_prefetching_beneficial_p): Add btver1. (ix86_option_override_internal): Add btver1 instruction sets. (ix86_issue_rate): Add btver1. (ix86_adjust_cost): Add btver1. * config/i386/i386.h (TARGET_BTVER1): New definition. (enum target_cpu_default): Add TARGET_CPU_DEFAULT_btver1. (enum processor_type): Add PROCESSOR_BTVER1. * config/i386/i386.md (define_attr "cpu"): Add btver1. 2011-01-06 Rainer Orth PR target/43309 * config/i386/i386.c (legitimize_tls_address) : Handle TARGET_64BIT && TARGET_SUN_TLS. * config/i386/i386.md (UNSPEC_TLS_IE_SUN): Declare. (tls_initial_exec_64_sun): New pattern. 2011-01-06 Gerald Pfeifer * doc/invoke.texi (Overall Options): Improve wording and markup of the description of -wrapper. 2011-01-06 Joseph Myers * config/sol2.opt (G, YP,, Ym,, compat-bsd, pthread, pthreads, rdynamic, threads): New Driver options. 2011-01-06 Rainer Orth PR target/38118 * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Also switch to .bss if coming from .tdata. * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise. 2011-01-06 Jan Hubicka PR lto/47188 * collect2.c (main): Do not enable LTOmode when plugin is active. 2011-01-06 Rainer Orth PR other/45915 * configure.ac (gcc_cv_as_gnu_unique_object): Only use ldd --version output if supported. * configure: Regenerate. 2011-01-06 Joseph Myers * config/linux-android.opt (tno-android-cc, tno-android-ld): New Driver options. 2011-01-06 Jakub Jelinek PR c/47150 * c-convert.c (convert): When converting a complex expression other than COMPLEX_EXPR to a different complex type, ensure c_save_expr is called instead of save_expr, unless in_late_binary_op. * c-typeck.c (convert_for_assignment): Set in_late_binary_op also when converting COMPLEX_TYPE. 2011-01-06 Ira Rosen PR tree-optimization/47139 * tree-vect-loop.c (vect_is_simple_reduction_1): Check that only the last reduction value is used outside the loop. Update documentation. 2011-01-05 Joseph Myers * config/rtems.opt: New. * config.gcc (*-*-rtems*): Use rtems.opt. 2011-01-05 Changpeng Fang * config/i386/i386.c (ix86_option_override_internal): Bulldozer processors do not support 3DNow instructions. 2011-01-05 Ulrich Weigand * config/spu/spu.c (spu_option_override): Set parameter PARAM_MAX_COMPLETELY_PEEL_TIMES to 4 instead of 1. 2011-01-05 Jan Hubicka * lto-wrapper.c (run_gcc): Default to WHOPR mode when none is specified at the command line. 2011-01-05 Martin Jambor PR lto/47162 * lto-cgraph.c (output_cgraph_opt_summary_p): Also check for thunk deltas on streamed outgoing edges. (output_node_opt_summary): Output info for outgoing edges only when the node is in new parameter set. (output_cgraph_opt_summary): New parameter set, passed to the two aforementioned functions. Update its forward declaration and its callee too. 2011-01-05 Tom Tromey * c-parser.c (c_parser_omp_atomic): Pass location of assignment operator to c_finish_omp_atomic. * c-typeck.c (lvalue_or_else): Add 'loc' argument. (build_unary_op): Update. (build_modify_expr): Update. (build_asm_expr): Update. 2011-01-05 Ulrich Weigand * config/spu/spu.c (emit_nop_for_insn): Set INSN_LOCATOR for newly inserted insns. (pad_bb): Likewise. (spu_emit_branch_hint): Likewise. (insert_hbrp_for_ilb_runout): Likewise. (spu_machine_dependent_reorg): Call df_finish_pass after schedule_insns returns. 2011-01-05 Ulrich Weigand * config/spu/spu.c (spu_expand_prologue): Support -fstack-usage. 2011-01-05 Eric Botcazou PR tree-optimization/47005 * tree-sra.c (struct access): Add 'non_addressable' bit. (create_access): Set it for a DECL_NONADDRESSABLE_P field. (decide_one_param_reduction): Return 0 if the parameter is passed by reference and one of the accesses in the group is non_addressable. 2011-01-04 Eric Botcazou PR tree-optimization/47056 * cgraphbuild.c (mark_address): Remove ATTRIBUTE_UNUSED markers. (mark_load): Likewise. Handle FUNCTION_DECL specially. (mark_store): Likewise. Pass STMT to ipa_record_reference. 2011-01-04 Eric Botcazou * dwarf2out.c (rtl_for_decl_init): Strip no-op conversions off the initializer. Skip view conversions from aggregate types. 2011-01-04 Kai Tietz PR bootstrap/47055 * libgcov.c (gcov_exit): Check for HAS_DRIVE_SPEC. 2011-01-04 Philipp Thomas * config/microblaze/microbalse.opt (mxl-float-convert): Fix obvious typo. 2011-01-04 Ulrich Weigand * function.c (thread_prologue_and_epilogue_insns): Do not crash on empty epilogue sequences. 2011-01-04 Joseph Myers * config/vxworks.opt (Bdynamic, Bstatic, Xbind-lazy, Xbind-now, non-static): New Driver options. 2011-01-04 Jie Zhang PR driver/47137 * gcc.c (default_compilers[]): Set combinable field to 0 for all assembly languages. 2011-01-04 Mingjie Xing * config/mips/loongson3a.md: New file. * config/mips/mips.md: Include loongson3a.md. * config/mips/mips.c (mips_multipass_dfa_lookahead): Return 4 when TUNE_LOONGSON_3A. 2011-01-03 Eric Botcazou PR middle-end/47017 * expr.c (expand_expr_real_1) : Call memory_address_addr_space instead of convert_memory_address_addr_space on the base expression. 2011-01-03 Ulrich Weigand * config/spu/spu.c (spu_option_override): Update error text for bad -march= / -mtune= values. 2011-01-03 Ulrich Weigand * config/spu/spu.c (asm_file_start): Only reset flag_var_tracking if branch-hint optimization will be performed. 2011-01-03 Jakub Jelinek PR tree-optimization/47148 * ipa-split.c (split_function): Convert arguments to DECL_ARG_TYPE if possible. PR tree-optimization/47155 * tree-ssa-ccp.c (bit_value_binop_1): Use r1type instead of type when computing uns. PR rtl-optimization/47157 * combine.c (try_combine): If undobuf.other_insn becomes (set (pc) (pc)) jump, call update_cfg_for_uncondjump on it and set *new_direct_jump_p too. 2011-01-03 Sebastian Pop PR tree-optimization/47021 * graphite-sese-to-poly.c (scan_tree_for_params): Handle ADDR_EXPR. 2011-01-03 Jakub Jelinek * gcc.c (process_command): Update copyright notice dates. * gcov.c (print_version): Likewise. * gcov-dump.c (print_version): Likewise. * mips-tfile.c (main): Likewise. * mips-tdump.c (main): Likewise. 2011-01-03 Martin Jambor PR tree-optimization/46801 * tree-sra.c (type_internals_preclude_sra_p): Check whether aggregate fields start at byte boundary instead of the bit-field flag. 2011-01-03 H.J. Lu PR driver/47137 * gcc.c (main): Revert revision 168407. 2011-01-03 Martin Jambor * lto-cgraph.c (input_cgraph_opt_section): Use the correct section type. 2011-01-03 Ulrich Weigand * tree-vect-generic.c (expand_vector_operations_1): When using vector/ vector optab to expand vector/scalar shift, update gimple to vector. 2011-01-03 Martin Jambor * cgraphunit.c (verify_cgraph_node): Verify there is no direct call to a thunk. 2011-01-03 Martin Jambor PR tree-optimization/46984 * cgraph.h (cgraph_indirect_call_info): make field thunk_delta HOST_WIDE_INT. (cgraph_create_indirect_edge): Fixed line length. (cgraph_indirect_call_info): Declare. (cgraph_make_edge_direct) Update declaration. * cgraph.c (cgraph_allocate_init_indirect_info): New function. (cgraph_create_indirect_edge): Use it. (cgraph_make_edge_direct): Made delta HOST_WIDE_INT. Updated all callees. * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update for the new thunk_delta representation. * ipa-prop.c (ipa_make_edge_direct_to_target): Convert delta to HOST_WIDE_INT. (ipa_write_indirect_edge_info): Remove streaming of thunk_delta. (ipa_read_indirect_edge_info): Likewise. * lto-cgraph.c (output_edge_opt_summary): New function. (output_node_opt_summary): Call it on all outgoing edges. (input_edge_opt_summary): New function. (input_node_opt_summary): Call it on all outgoing edges. 2011-01-02 H.J. Lu PR driver/47137 * gcc.c (main): Don't check have_o when settting combine_inputs. 2011-01-02 Eric Botcazou * regrename.c: Add general comment describing the pass. (struct du_head): Remove 'length' field. (get_element, merge_sort_comparison, merge, sort_du_head): Remove. (regrename_optimize): Do not sort chains. Rework comments, add others. Force renaming to the preferred class (if any) in the first pass and do not consider registers that belong to it in the second pass. (create_new_chain): Do not set 'length' field. (scan_rtx_reg): Likewise. 2011-01-02 Jakub Jelinek PR tree-optimization/47140 * tree-ssa-ccp.c (evaluate_stmt): For binary assignments, use TREE_TYPE (lhs) instead of TREE_TYPE (rhs1) as second argument to bit_value_binop. PR rtl-optimization/47028 * cfgexpand.c (gimple_expand_cfg): Insert entry edge insertions after parm_birth_insn instead of at the beginning of first bb. 2011-01-02 Mingjie Xing * doc/generic.texi: Remove duplicated "@subsubsection Statements". Remove the word "see" before "@pxref". * doc/rtl.texi: Remove the word "see" before "@pxref". 2011-01-01 Jan Hubicka * tree-loop-distribution.c (tree_loop_distribution): Do not use freed memory. 2011-01-01 Kai Tietz PR target/38662 * tree.c (type_hash_eq): Call language hook for METHOD_TYPEs, too. Copyright (C) 2011 Free Software Foundation, Inc. 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