X-Git-Url: http://git.sourceforge.jp/view?a=blobdiff_plain;f=gcc%2FChangeLog;h=bfaf388b089c3bc669a62a5e006269e1a1ec8705;hb=cb18bd3ce42532858cc65a1f20f3d79d5c253dde;hp=64c4b5a0cbc95a32471d5aa2fbdf90fe4c8cfd79;hpb=92861a27b7db3d2b86d682fbcb141f43441ad5d2;p=pf3gnuchains%2Fgcc-fork.git diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 64c4b5a0cbc..bfaf388b089 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,1591 @@ +2011-03-31 Mark Wielaard + + * dwarf2out.c (dwarf2out_finish): Don't add low_pc and/or + high_pc attribute if the CU has no associated code. Only output + DW_AT_entry_pc for CU if not generating strict dwarf and + dwarf_version < 4. + +2011-04-01 Bernd Schmidt + + * dwarf2out.h (dwarf2out_frame_debug_init): Declare. + * dwarf2out.c (dwarf2out_frame_debug_init): New function, broken + out of ... + (dwarf2out_frame_debug): ... here. Don't handle a NULL argument. + * final.c (final_start_function): Call the new function rather + than using a NULL argument for dwarf2out_frame_debug. + + * ifcvt.c (cond_exec_process_insns): Disallow converting a block + that contains the prologue. + + * haifa-sched.c (queue_insn): New arg REASON. All callers + changed. Print it in debugging output. + + * sched-ebb.c (schedule_ebbs): Honor the BB_DISABLE_SCHEDULE flag. + + * sched-ebb.c (begin_schedule_ready): Remove second argument. + Split most of the code into... + (begin_move_insn): ... here. New function. + (ebb_sched_info): Add a pointer to it. + * haifa-sched.c (scheduled_insns): New static variable. + (sched_extend_ready_list): Allocate it. + (schedule_block): Use it to record the order of scheduled insns. + Perform RTL changes to move insns only after all scheduling + decisions have been made. + * modulo-sched.c (sms_sched_haifa_sched_info): Add NULL entry for the + begin_move_insn field. + * sel-sched-ir.c (sched_sel_haifa_sched_info): Likewise. + * sched-int.h (struct haifa_sched_info): Remove second argument + from begin_schedule_ready hook. Add new member begin_move_insn. + * sched-rgn.c (begin_schedule_ready): Remove second argument. + (rgn_const_sched_info): Add NULL entry for the begin_move_insn field. + + * haifa-sched.c (prune_ready_list): New function, broken out of + schedule_block. + (schedule_block): Use it. + +2011-04-01 Ulrich Weigand + + * config/spu/t-spu-elf (dp-bit.c): Use > instead of >>. + +2011-04-01 Kai Tietz + + * config.gcc (*-*-mingw*): Allow as option the + posix threading model. + * config/i386/mingw32.h ( SPEC_PTHREAD1, SPEC_PTHREAD2): + New macros defined dependent to TARGET_USE_PTHREAD_BY_DEFAULT + definition. + (CPP_SPEC): Add pthread/no-pthread handling. + (LIB_SPEC): Likewise. + * config/i386/mingw-w64.h (CPP_SPEC):Likewise. + (LIB_SPEC): Likewise. + * config/i386/t-cygming (SHLIB_PTHREAD_CFLAG): New + flag to pass -pthread option for shared libgcc build. + (SHLIB_PTHREAD_LDFLAG): New option to pass -lpthread + for shared libgcc build. + * config/i386/t-mingw-pthread: New file. + * config/i386/mingw-pthread.h (TARGET_USE_PTHREAD_BY_DEFAULT): + New define to enable use of library pthread by default. + * config/i386/mingw.opt (pthread): New driver option. + (no-pthread): New driver option. + * config/i386/cygming.opt: Make sure trailing empty line + is retained. + * config/i386/mingw-w64.opt: Likewise. + +2011-04-01 Gary Funck + + * c-decl.c (grokdeclarator): Fix formatting. + +2011-04-01 Richard Sandiford + + * expr.c (emit_block_move_via_movmem): Use n_generator_args + instead of n_operands. + (set_storage_via_setmem): Likewise. + * optabs.c (maybe_gen_insn): Likewise. + * config/arm/arm.c (arm_init_neon_builtins): Likewise. + * config/mips/mips.c (mips_expand_builtin_compare_1): Likewise. + (mips_expand_builtin_direct): Likewise. + * config/spu/spu.c (expand_builtin_args): Likewise. + +2011-04-01 Richard Sandiford + + * recog.h (insn_data_d): Add n_generator_args. + * genoutput.c (data): Likewise. + (output_insn_data): Print it. + (max_opno, num_dups): Delete. + (scan_operands): Just fill in "d->operand[...]". + (gen_insn, gen_peephole, gen_expand, gen_split): Use get_pattern_stats. + +2011-04-01 Richard Sandiford + + * gensupport.h (pattern_stats): New structure. + * gensupport.c (get_pattern_stats_1, get_pattern_stats): New functions. + * genemit.c (max_opno, max_dupno, max_scratch_opno): Delete. + (max_operand_1, max_operand_vec): Delete. + (gen_insn, gen_expand, gen_split): Use get_pattern_stats. + +2011-03-31 Nathan Froyd + + * emit-rtl.c (emit_pattern_after_setloc): New function. + (emit_insn_after_setloc, emit_jump_insn_after_setloc): Call it. + (emit_call_insn_after_setloc, emit_debug_insn_after_setloc): Likewise. + (emit_pattern_after): New function. + (emit_insn_after, emit_jump_insn_after): Call it. + (emit_call_insn_after, emit_debug_insn_after): Likewise. + (emit_pattern_before_setloc): New function. + (emit_insn_before_setloc, emit_jump_insn_before_setloc): Call it. + (emit_call_insn_before_setloc, emit_debug_insn_before_setloc): + Likewise. + (emit_pattern_before): New function. + (emit_insn_before, emit_jump_insn_before): Call it. + (emit_call_insn_before, emit_debug_insn_before): Likewise. + +2011-03-31 Richard Henderson + + * dwarf2out.c (dw_separate_line_info_ref): Remove. + (dw_separate_line_info_entry): Remove. + (enum dw_line_info_opcode): New. + (dw_line_info_entry): Use it. + (dw_line_info_table, dw_line_info_table_p): New. + (DWARF_LINE_OPCODE_BASE): Include dwarf3 opcodes. + (line_info_table, line_info_label_num): Remove. + (line_info_table_in_use): Remove. + (separate_line_info_table): Remove. + (separate_line_info_table_allocated): Remove. + (separate_line_info_table_in_use): Remove. + (LINE_INFO_TABLE_INCREMENT): Remove. + (line_info_label_num): New. + (cur_line_info_table): New. + (text_section_line_info, cold_text_section_line_info): New. + (separate_line_info): New. + (SEPARATE_LINE_CODE_LABEL): Remove. + (print_dwarf_line_table): Remove. + (debug_dwarf): Don't dump it. + (output_one_line_info_table): New. + (output_line_info): Use it. + (new_line_info_table): New. + (set_cur_line_info_table): New. + (dwarf2out_switch_text_section): Use it. + (dwarf2out_begin_function): Likewise. + (push_dw_line_info_entry): New. + (dwarf2out_source_line): Rewrite for new line info tables. + (dwarf2out_init): Remove dead initailizations. + +2011-03-31 Joseph Myers + + * opts.h (cl_option): Add comments to fields. Add bit-fields for + various flags. + (CL_SEPARATE_NARGS_SHIFT, CL_SEPARATE_NARGS_MASK, + CL_SEPARATE_ALIAS, CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE, + CL_DISABLED, CL_REPOR, CL_REJECT_NEGATIVE, CL_MISSING_OK, + CL_UINTEGER, CL_NEGATIVE_ALIAS): Remove. + (CL_JOINED, CL_SEPARATE, CL_UNDOCUMENTED): Update bit positions. + * opt-functions.awk (flag_init, switch_bit_fields): New. + (switch_flags): Don't handle flags moved to bit-fields. Don't + generate CL_MISSING_OK or CL_SAVE. + * optc-gen.awk: Update to generate bit-field output as well as + flags field. + * gcc.c (driver_wrong_lang_callback): Use cl_reject_driver + bit-field instead of CL_REJECT_DRIVER flag. + * opts-common.c (generate_canonical_option, + decode_cmdline_option): Use bit-fields instead of CL_* flags. + * opts.c (maybe_default_option): Use cl_reject_negative bit-field + instead of CL_REJECT_NEGATIVE flag. + * toplev.c (print_switch_values): Use cl_report bit-field instead + of CL_REPORT flag. + +2011-03-31 Eric Botcazou + + * tree-ssa-pre.c (create_component_ref_by_pieces_1) : Drop + a zero minimum index only if it is redundant. + +2011-03-31 Vladimir Makarov + + PR rtl-optimization/48381 + * ira-color.c (assign_hard_reg): Use hard reg set intersection + instead of ira_class_hard_reg_index for calculating conflicting + hard registers. + +2011-03-31 Steven Bosscher + + * cprop.c: Clean up hash table building. + (reg_avail_info): Remove. + (oprs_available_p): Remove. + (record_last_reg_set_info): Remove. + (record_last_set_info): Remove. + (reg_available_p): New function. + (gcse_constant_p): Do not treat unfolded conditions as constants. + (make_set_regs_unavailable): New function. + (hash_scan_set): Simplify with new reg_available_p. + (compute_hash_table_work): Traverse insns stream only once. + Do not compute reg_avail_info. Traverse insns in reverse order. + Record implicit sets after recording explicit sets from the block. + +2011-03-31 Michael Matz + + * builtins.c (build_va_arg_indirect_ref): Use + build_simple_mem_ref_loc. + +2011-03-31 Anatoly Sokolov + + * config/h8300/h8300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Remove macro. + * config/h8300/h8300-protos.h (h8300_get_index): Remove. + * config/h8300/h8300.c (TARGET_MODE_DEPENDENT_ADDRESS_P): Define. + (h8300_mode_dependent_address_p): New function. + (h8300_get_index): Make static. + +2011-03-31 Jeff Law + + * reload1.c (elimination_effects): Fix typo in recent change. + + * tree-ssa-forwprop.c (forward_propagate_into_cond): Avoid + typo potentially leading to null pointer dereference. + + * caller-save.c (new_saved_hard_reg): Eliminate return value. + (setup_save_areas): Corresponding changes to avoid useless + assignments. + + * jump.c (reversed_comparison_code_parts): Avoid successive return + statements when REVERSE_CONDITION is defined. + + * expr.c (expand_assignment): Avoid useless assignments. + (expand_expr_real_1): Likewise. + (expand_expr_real_2): Avoid useless statements. + + * tree-ssa-phiopt.c (minmax_replacement): Avoid useless statement. + + * cfgexpand.c (expand_gimple_basic_block): Avoid useless assignment. + + * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Avoid useless + statements. + + * stmt.c (expand_expr_stmt): Avoid useless assignment. + +2011-03-31 Joseph Myers + + PR target/47109 + * doc/tm.texi.in (TARGET_VERSION): Remove. + * doc/tm.texi: Regenerate. + * system.h (TARGET_VERSION, MACHINE_TYPE): Poison. + * collect2.c (main): Don't use TARGET_VERSION. + * mips-tdump.c (main): Don't use TARGET_VERSION. + * mips-tfile.c (main): Don't use TARGET_VERSION. + * config.gcc (powerpc-wrs-vxworksae): Don't use + rs6000/vxworksae.h. + * config/rs6000/vxworksae.h: Remove. + * config/alpha/alpha.h (TARGET_VERSION): Remove. + * config/alpha/freebsd.h (TARGET_VERSION): Remove. + * config/alpha/linux-elf.h (TARGET_VERSION): Remove. + * config/alpha/netbsd.h (TARGET_VERSION): Remove. + * config/alpha/vms.h (TARGET_NAME, TARGET_VERSION): Remove. + * config/arm/arm.h (TARGET_VERSION): Remove. + * config/arm/coff.h (TARGET_VERSION): Remove. + * config/arm/ecos-elf.h (TARGET_VERSION): Remove. + * config/arm/elf.h (TARGET_VERSION): Remove. + * config/arm/freebsd.h (TARGET_VERSION): Remove. + * config/arm/linux-elf.h (TARGET_VERSION): Remove. + * config/arm/netbsd-elf.h (TARGET_VERSION): Remove. + * config/arm/pe.h (TARGET_VERSION): Remove. + * config/arm/rtems-elf.h (TARGET_VERSION): Remove. + * config/arm/semi.h (TARGET_VERSION): Remove. + * config/arm/uclinux-elf.h (TARGET_VERSION): Remove. + * config/arm/unknown-elf.h (TARGET_VERSION): Remove. + * config/arm/vxworks.h (TARGET_VERSION): Remove. + * config/avr/avr.h (TARGET_VERSION): Remove. + * config/bfin/bfin.h (TARGET_VERSION): Remove. + * config/fr30/fr30.h (TARGET_VERSION): Remove. + * config/frv/frv.h (TARGET_VERSION): Remove. + * config/h8300/h8300.h (TARGET_VERSION): Remove. + * config/i386/cygwin.h (TARGET_VERSION): Remove. + * config/i386/darwin.h (TARGET_VERSION): Remove. + * config/i386/darwin64.h (TARGET_VERSION): Remove. + * config/i386/djgpp.h (TARGET_VERSION): Remove. + * config/i386/freebsd.h (TARGET_VERSION): Remove. + * config/i386/freebsd64.h (TARGET_VERSION): Remove. + * config/i386/gnu.h (TARGET_VERSION): Remove. + * config/i386/i386-interix.h (TARGET_VERSION): Remove. + * config/i386/i386elf.h (TARGET_VERSION): Remove. + * config/i386/linux.h (TARGET_VERSION): Remove. + * config/i386/linux64.h (TARGET_VERSION): Remove. + * config/i386/lynx.h (TARGET_VERSION): Remove. + * config/i386/mingw32.h (TARGET_VERSION): Remove. + * config/i386/netbsd-elf.h (TARGET_VERSION): Remove. + * config/i386/netbsd64.h (TARGET_VERSION): Remove. + * config/i386/netware.h (TARGET_VERSION): Remove. + * config/i386/nto.h (TARGET_VERSION): Remove. + * config/i386/openbsd.h (TARGET_VERSION): Remove. + * config/i386/vxworks.h (TARGET_VERSION): Remove. + * config/ia64/elf.h (TARGET_VERSION): Remove. + * config/ia64/freebsd.h (TARGET_VERSION): Remove. + * config/ia64/hpux.h (TARGET_VERSION): Remove. + * config/ia64/linux.h (TARGET_VERSION): Remove. + * config/ia64/vms.h (TARGET_NAME, TARGET_VERSION): Remove. + * config/iq2000/iq2000.h (IQ2000_VERSION, MACHINE_TYPE, + TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove. + * config/lm32/lm32.h (TARGET_VERSION): Remove. + * config/lm32/uclinux-elf.h (TARGET_VERSION): Remove. + * config/m32c/m32c.h (TARGET_VERSION): Remove. + * config/m32r/linux.h (LINUX_DEFAULT_ELF, TARGET_VERSION): Remove. + * config/m32r/m32r.h (TARGET_VERSION): Remove. + * config/m68k/linux.h (TARGET_VERSION): Remove. + * config/m68k/m68k.h (TARGET_VERSION): Remove. + * config/m68k/netbsd-elf.h (TARGET_VERSION): Remove. + * config/m68k/uclinux.h (TARGET_VERSION): Remove. + * config/mcore/mcore-elf.h (TARGET_VERSION): Remove. + * config/mep/mep.h (TARGET_VERSION): Remove. + * config/microblaze/microblaze.h (MICROBLAZE_VERSION, + MACHINE_TYPE, TARGET_VERSION_INTERNAL, TARGET_VERSION): Remove. + * config/mips/iris6.h (MACHINE_TYPE): Remove. + * config/mips/linux.h (TARGET_VERSION): Remove. + * config/mips/netbsd.h (MACHINE_TYPE): Remove. + * config/mips/vxworks.h (TARGET_VERSION): Remove. + * config/mmix/mmix.h (TARGET_VERSION): Remove. + * config/mn10300/linux.h (TARGET_VERSION): Remove. + * config/mn10300/mn10300.h (TARGET_VERSION): Remove. + * config/pa/pa.h (TARGET_VERSION): Remove. + * config/pdp11/pdp11.h (TARGET_VERSION): Remove. + * config/picochip/picochip.h (TARGET_VERSION): Remove. + * config/rs6000/aix.h (TARGET_VERSION): Remove. + * config/rs6000/darwin.h (TARGET_VERSION): Remove. + * config/rs6000/darwin64.h (TARGET_VERSION): Remove. + * config/rs6000/eabi.h (TARGET_VERSION): Remove. + * config/rs6000/eabialtivec.h (TARGET_VERSION): Remove. + * config/rs6000/eabisim.h (TARGET_VERSION): Remove. + * config/rs6000/eabispe.h (TARGET_VERSION): Remove. + * config/rs6000/freebsd.h (TARGET_VERSION): Remove. + * config/rs6000/linux.h (TARGET_VERSION): Remove. + * config/rs6000/linux64.h (TARGET_VERSION): Remove. + * config/rs6000/linuxaltivec.h (TARGET_VERSION): Remove. + * config/rs6000/linuxspe.h (TARGET_VERSION): Remove. + * config/rs6000/lynx.h (TARGET_VERSION): Remove. + * config/rs6000/netbsd.h (TARGET_VERSION): Remove. + * config/rs6000/sysv4.h (TARGET_VERSION): Remove. + * config/rs6000/vxworks.h (TARGET_VERSION): Remove. + * config/s390/linux.h (TARGET_VERSION): Remove. + * config/s390/s390.h (TARGET_VERSION): Remove. + * config/s390/tpf.h (TARGET_VERSION): Remove. + * config/score/score.h (TARGET_VERSION): Remove. + * config/sh/linux.h (TARGET_VERSION): Remove. + * config/sh/netbsd-elf.h (TARGET_VERSION_ENDIAN, + TARGET_VERSION_CPU, TARGET_VERSION): Remove. + * config/sh/sh.h (TARGET_VERSION): Remove. + * config/sh/sh64.h (TARGET_VERSION): Remove. + * config/sh/superh.h (TARGET_VERSION): Remove. + * config/sh/vxworks.h (TARGET_VERSION): Remove. + * config/sparc/freebsd.h (TARGET_VERSION): Remove. + * config/sparc/linux.h (TARGET_VERSION): Remove. + * config/sparc/linux64.h (TARGET_VERSION): Remove. + * config/sparc/netbsd-elf.h (TARGET_VERSION, TARGET_NAME64, + TARGET_NAME32, TARGET_NAME): Remove. + * config/sparc/openbsd64.h (TARGET_VERSION): Remove. + * config/sparc/sp-elf.h (TARGET_VERSION): Remove. + * config/sparc/sp64-elf.h (TARGET_VERSION): Remove. + * config/sparc/sysv4.h (TARGET_VERSION): Remove. + * config/sparc/vxworks.h (TARGET_VERSION): Remove. + * config/spu/spu.h (TARGET_VERSION): Remove. + * config/stormy16/stormy16.h (TARGET_VERSION): Remove. + * config/v850/v850.h (TARGET_VERSION): Remove. + * config/vax/linux.h (TARGET_VERSION): Remove. + * config/vax/vax.h (TARGET_NAME, TARGET_VERSION): Remove. + * config/xtensa/elf.h (TARGET_VERSION): Remove. + * config/xtensa/linux.h (TARGET_VERSION): Remove. + +2011-03-31 Eric Botcazou + + PR target/48142 + * config/i386/i386.c (ix86_adjust_stack_and_probe): Differentiate + frame-related from frame-unrelated adjustments to the stack pointer. + +2011-03-31 Jakub Jelinek + + * common.opt (fdebug-types-section): Move earlier. + * doc/invoke.texi: Fix up -fno-debug-types-section documentation. + +2011-03-31 Andreas Tobler + + * config/rs6000/rs6000.c (rs6000_handle_option): Remove unused isel + var. + +2011-03-30 Nathan Froyd + + * tree.h (CASE_CHAIN): Define. + * tree-cfg.c (edge_to_cases_cleanup, get_cases_for_edge): Use it. + (gimple_redirect_edge_and_branch): Likewise. + +2011-03-30 Vladimir Makarov + + PR middle-end/48367 + * ira-costs.c (find_costs_and_classes): Fix a typo in i_mem_cost + calculation. + +2011-03-30 Jeff Law + + * PR bootstrap/48371 + * reload1.c (reload): Fix botch in last change. + + * reload.h (struct reload): Fix typo introduced in last change. + +2011-03-30 Joseph Myers + + * config/arm/arm.opt (mhard-float, msoft-float): Mark + Undocumented. Remove help text. + * doc/invoke.texi (ARM Options): Don't document -msoft-float and + -mhard-float. + +2011-03-30 Joseph Myers + + * doc/options.texi (NegativeAlias): Document. + (Alias): Mention NegativeAlias. + * opt-functions.awk: Handle NegativeAlias. + * optc-gen.awk: Disallow NegativeAlias with multiple Alias + arguments. + * opts-common.c (decode_cmdline_option): Handle CL_NEGATIVE_ALIAS. + * opts.h (CL_NEGATIVE_ALIAS): Define. + * config/rs6000/rs6000.c (rs6000_parse_yes_no_option): Remove. + (rs6000_handle_option): Don't handle OPT_mvrsave_, OPT_misel_ and + OPT_mspe_. + * config/rs6000/rs6000.opt (mvrsave=, misel=, mspe=): Replace with + Alias entries. + * config/rs6000/t-spe (MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Use + mno-spe and mno-isel instead of mspe=no and -misel=no. + +2011-03-29 Mark Wielaard + + * common.opt (fdebug-types-section): New flag. + * doc/invoke.texi: Document new -fno-debug-types-section flag. + * dwarf2out.c (use_debug_types): New define. + (struct die_struct): Mark die_id with GTY desc use_debug_types. + (print_die): Guard output of type unit signatures using + use_debug_types. + (build_abbrev_table): Replace assert of dwarf_version >= 4 + with assert on use_debug_types. + (size_of_die): Likewise. + (unmark_dies): Likewise. + (value_format): Decide AT_ref_external form on use_debug_types. + (output_die): Replace dwarf_version version check guard with + use_debug_types where appropriate. + (modified_type_die): Likewise. + (gen_reference_type_die): Likewise. + (dwarf2out_start_source_file): Likewise. + (dwarf2out_end_source_file): Likewise. + (prune_unused_types_walk_attribs): Likewise. + (dwarf2out_finish): Likewise. + +2011-03-30 Vladimir Makarov + + * ira-color.c (ira_assign_hard_reg): Use only one variable 'mode'. + +2011-03-30 Richard Sandiford + + PR rtl-optimization/48332 + * optabs.c (expand_binop_directly): Set xmodeN to the target-mandated + mode of input operand N and modeN to its actual mode. + +2011-03-30 Jeff Law + + * reload.h (reg_equiv_constant): Move into new structure reg_equivs, + define accessor macro. + (reg_equiv_invariant, reg_equiv_memory_loc): Likewise. + (reg_equiv_address, reg_equiv_mem, reg_equiv_alt_mem_list): Likewise. + (reg_equiv_init): Likewise. + (reg_equivs_size): New variable. + (reg_equiv_init_size): Remove. + (allocate_initial_values): Move prototype to here from.... + * integrate.h (allocate_initial_values): Remove prototype. + * integrate.c: Include reload.h. + (allocate_initial_values): Corresponding changes. + * ira.c (find_reg_equiv_invariant_cost): Corresponding changes. + (fix_reg_equiv_init, no_equiv): Corresponding changes. + (update_equiv_regs): Corresponding changes. + (ira): Corresponding changes. + * reload.c (push_reg_equiv_alt_mem): Corresponding changes. + (push_secondary_reload): Corresponding changes. + (push_reload, find_reloads, find_reloads_toplev): Corresponding changes. + (make_memloc, find_reloads_address): Corresponding changes. + (subst_reg_equivs, subst_indexed_address): Corresponding changes. + (find_reloads_address_1): Corresponding changes. + (find_reloads_subreg_address, subst_reloads): Corresponding changes. + (refers_to_regno_for_reload_p): Corresponding changes. + (reg_overlap_mentioned_for_reload_p): Corresponding changes. + (refers_to_mem_for_reload_p, find_equiv_reg): Corresponding changes. + * reload1.c: Include ggc.h. + (grow_reg_equivs): New function. + (replace_pseudos_in, reload): Corresponding changes. + (calculate_needs_all_insns, alter_regs): Corresponding changes. + (eliminate_regs_1, elimination_effects): Corresponding changes. + (emit_input_reload_insns, emit_output_reload_insns): Likewise. + (delete_output_reload): Likewise. + * caller-save.c (mark_referenced_regs): Corresponding changes. + * alpha/alpha.c (resolve_reload_operand): Corresponding changes. + * frv/predicates.md (frv_load_operand): Corresponding changes. + * microblaze/microblaze.c (double_memory_operand): Corresponding + changes. + * avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Corresponding changes. + * xtensa/xtensa.c (fixup_subreg_mem): Corresponding changes. + * mn10300/mn10300.c (mn10300_secondary_reload): Corresponding + changes. + * m68k/m68k.c (emit_move_sequence): Corresponding changes. + * arm/arm.c (arm_reload_in_hi, arm_reload_out_hi): Corresponding + changes. + * pa/pa.c (emit_move_sequence): Corresponding changes. + * vax/vax.c (nonindexed_address_p): Corresponding changes. + +2011-03-30 Richard Sandiford + + PR target/47551 + * config/arm/arm.c (coproc_secondary_reload_class): Handle + structure modes. Don't check neon_vector_mem_operand for + vector or structure modes. + +2011-03-30 Richard Sandiford + Ramana Radhakrishnan + + PR target/43590 + * config/arm/neon.md (neon_vld3qa, neon_vld4qa): Remove + operand 1 and reshuffle the operands to match. + (neon_vld3, neon_vld4): Update accordingly. + +2011-03-30 Christian Schüler + + PR driver/48208 + * config/c.opt (F): Added 'Driver' to -F option. + PR driver/48260 + * config/darwin-driver.c (darwin_driver_init): Add '-arch' to + handler function. + * config/darwin.opt: Added '-arch' option. + +2011-03-30 Nick Clifton + + * config/rx/rx.md: Add peepholes and patterns to combine + extending loads and simple arithmetic instructions. + * config/rx/rx.h (ADJUST_INSN_LENGTH): Define. + * config/rx/rx-protos.h (rx_adjust_insn_length): Prototype. + * config/rx/rx.c (rx_is_legitimate_address): Allow QI and HI + modes to use pre-decrement and post-increment addressing. + (rx_is_restricted_memory_address): Add range checking of REG+INT + addresses. + (rx_print_operand): Add support for %Q. + Fix handling of %Q. + (rx_memory_move_cost): Adjust cost of stores. + (rx_adjust_insn_length): New function. + +2011-03-30 Jakub Jelinek + + PR c/48305 + * fold-const.c (fold_binary_loc) : Make sure + arg10/arg11 in (X ^ Y) == (Z ^ W) are always fold converted to + matching arg00/arg01 types. + +2011-03-30 Eric Botcazou + + * cfglayout.c (insn_locators_alloc): Initialize curr_location and + last_location to UNKNOWN_LOCATION. + +2011-03-30 H.J. Lu + + PR target/48349 + * config/i386/i386.h (REG_CLASS_CONTENTS): Fix a typo in + FLOAT_SSE_REGS. + +2011-03-30 Joseph Myers + Rainer Orth + + PR bootstrap/48337 + * config/sparc/sparc.opt (sparc_cpu_and_features): Add + Init(PROCESSOR_V7). + (sparc_cpu): Likewise. + * config/sparc/sparc.c (sparc_option_override): Replace 0 by + PROCESSOR_V7. + +2011-03-29 Vladimir Makarov + + PR target/48336 + PR middle-end/48342 + PR rtl-optimization/48345 + * ira-color.c (setup_conflict_profitable_regs): Exclude prohibited + hard regs for given mode from profitable regs when doing secondary + allocation. + +2011-03-29 Jeff Law + + PR bootstrap/48327 + * tree-ssa-threadupdate.c (struct redirection_data): Remove + do_not_duplicate field. + (lookup_redirection_data): Corresponding changes. + (create_duplicates): Always create a template block. + (redirect_edges): Remove code which reused the original block + when it was going to become unreachable code. + (thread_block): Don't set do_not_duplicate field. + +2011-03-29 Joseph Myers + + * lto-opts.c (register_user_option_p, lto_register_user_option): + Make type argument unsigned. + * lto-streamer.h (lto_register_user_option): Make type argument + unsigned. + * opth-gen.awk: Make CL_* macros unsigned. + * opts-common.c (find_opt): Make lang_mask argument unsigned. + * opts.h (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_DRIVER, + CL_TARGET, CL_COMMON, CL_SEPARATE_NARGS_MASK, CL_SEPARATE_ALIAS, + CL_NO_DRIVER_ARG, CL_REJECT_DRIVER, CL_SAVE, CL_DISABLED, + CL_REPORT, CL_JOINED, CL_SEPARATE, CL_REJECT_NEGATIVE, + CL_MISSING_OK, CL_UINTEGER, CL_UNDOCUMENTED): Make unsigned. + (find_opt): Make lang_mask argument unsigned. + +2011-03-29 Vladimir Makarov + + PR rtl-optimization/48331 + PR rtl-optimization/48334 + * ira-color.c (color_allocnos): Call setup_profitable_hard_regs + for any used algorithm. + +2011-03-29 Vladimir Makarov + + * ira-conflicts.c (build_object_conflicts): Add unused attribute + to parent_max. + +2011-03-29 Uros Bizjak + + * config/alpha/alpha.c (alpha_sr_alias_set): Don't define. + (alpha_option_override): Don't set alpha_sr_alias_set. + (emit_frame_store_1): Use gen_frame_mem rather than calling + set_mem_alias_set. + (alpha_expand_epilogue): Ditto. + +2011-03-29 Ira Rosen + + PR tree-optimization/48290 + * tree-vect-loop.c (vect_analyze_loop_operations): In outer loop + vectorization, check that relevant phis in the basic block after + the inner loop are really inner loop's exit phis. + +2011-03-29 Richard Sandiford + + PR debug/48190 + * dwarf2out.c (dw_loc_list_node): Add resolved_addr and replaced. + (cached_dw_loc_list_def): New structure. + (cached_dw_loc_list): New typedef. + (cached_dw_loc_list_table): New variable. + (cached_dw_loc_list_table_hash): New function. + (cached_dw_loc_list_table_eq): Likewise. + (add_location_or_const_value_attribute): Take a bool cache_p. + Cache the list when the parameter is true. + (gen_formal_parameter_die): Update caller. + (gen_variable_die): Likewise. + (dwarf2out_finish): Likewise. + (dwarf2out_abstract_function): Nullify cached_dw_loc_list_table + while generating debug info for the decl. + (dwarf2out_function_decl): Clear cached_dw_loc_list_table. + (dwarf2out_init): Initialize cached_dw_loc_list_table. + (resolve_addr): Cache the result of resolving a chain of + location lists. + +2011-03-28 Vladimir Makarov + + * ira-color.c (update_left_conflict_sizes_p): Don't assume that + conflict object hard regset nodes have intersecting hard reg sets. + + * regmove.c (regmove_optimize): Move ira_set_pseudo_classes call + after regstat_init_n_sets_and_refs. + + * ira.c: Add more comments at the top. + (setup_stack_reg_pressure_class, setup_pressure_classes): + Add comments how we compute the register pressure classes. + (setup_allocno_and_important_classes): Add more comments. + (setup_class_translate_array, reorder_important_classes) + (setup_reg_class_relations): Add comments. + + * ira-emit.c: Add 2011 to the Copyright line. Add comments at the + start of the file. + + * ira-color.c: Add 2011 to the Copyright line. + (assign_hard_reg): Add more comments. + (improve_allocation): Ditto. + + * ira-costs.c: Add 2011 to the Copyright line. + (setup_cost_classes, setup_regno_cost_classes_by_aclass): Add more + comments. + (setup_regno_cost_classes_by_mode): Ditto. + + Initial patches from ira-improv branch: + + 2010-08-13 Vladimir Makarov + + * ira-build.c: (ira_create_object): Remove initialization of + OBJECT_PROFITABLE_HARD_REGS. Initialize OBJECT_ADD_DATA. + (ira_create_allocno): Remove initialization of + ALLOCNO_MEM_OPTIMIZED_DEST, ALLOCNO_MEM_OPTIMIZED_DEST_P, + ALLOCNO_SOMEWHERE_RENAMED_P, ALLOCNO_CHILD_RENAMED_P, + ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P, + ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO, + ALLOCNO_FIRST_COALESCED_ALLOCNO, ALLOCNO_NEXT_COALESCED_ALLOCNO. + Initialize ALLOCNO_ADD_DATA. + (copy_info_to_removed_store_destinations): Use ALLOCNO_EMIT_DATA + and allocno_emit_reg instead of ALLOCNO_MEM_OPTIMIZED_DEST_P and + ALLOCNO_REG. + (ira_flattening): Ditto. Use ALLOCNO_EMIT_DATA instead of + ALLOCNO_MEM_OPTIMIZED_DEST and ALLOCNO_SOMEWHERE_RENAMED_P. + + * ira.c (ira_reallocate): Remove. + (setup_pressure_classes): Call + ira_init_register_move_cost_if_necessary. Use + ira_register_move_cost instead of ira_get_register_move_cost. + (setup_allocno_assignment_flags): Use ALLOCNO_EMIT_DATA. + (ira): Call ira_initiate_emit_data and ira_finish_emit_data. + + * ira-color.c: Use ALLOCNO_COLOR_DATA instead of + ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P, + ALLOCNO_AVAILABLE_REGS_NUM, ALLOCNO_NEXT_BUCKET_ALLOCNO, + ALLOCNO_PREV_BUCKET_ALLOCNO. ALLOCNO_TEMP. Use OBJECT_COLOR_DATA + instead of OBJECT_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE, + OBJECT_HARD_REGS_SUBNODES_START, OBJECT_HARD_REGS_SUBNODES_NUM. + Fix formatting. + (object_hard_regs_t, object_hard_regs_node_t): Move from ira-int.h. + (struct object_hard_regs, struct object_hard_regs_node): Ditto. + (struct allocno_color_data): New. + (allocno_color_data_t): New typedef. + (allocno_color_data): New definition. + (ALLOCNO_COLOR_DATA): New macro. + (struct object_color_data): New. + (object_color_data_t): New typedef. + (object_color_data): New definition. + (OBJECT_COLOR_DATA): New macro. + (update_copy_costs, calculate_allocno_spill_cost): Call + ira_init_register_move_cost_if_necessary. Use + ira_register_move_cost instead of ira_get_register_move_cost. + (move_spill_restore, update_curr_costs): Ditto. + (allocno_spill_priority): Make it inline. + (color_pass): Allocate and free allocno_color_dat and object_color_data. + (struct coalesce_data, coalesce_data_t): New. + (allocno_coalesce_data): New definition. + (ALLOCNO_COALESCE_DATA): New macro. + (merge_allocnos, coalesced_allocno_conflict_p): Use + ALLOCNO_COALESCED_DATA instead of ALLOCNO_FIRST_COALESCED_ALLOCNO, + ALLOCNO_NEXT_COALESCED_ALLOCNO, ALLOCNO_TEMP. + (coalesce_allocnos): Ditto. + (setup_coalesced_allocno_costs_and_nums): Ditto. + (collect_spilled_coalesced_allocnos): Ditto. + (slot_coalesced_allocno_live_ranges_intersect_p): Ditto. + (setup_slot_coalesced_allocno_live_ranges): Ditto. + (coalesce_spill_slots): Ditto. + (ira_sort_regnos_for_alter_reg): Ditto. Allocate, initialize and + free allocno_coalesce_data. + + * ira-conflicts.c: Fix formatting. + (process_regs_for_copy): Call + ira_init_register_move_cost_if_necessary. Use + ira_register_move_cost instead of ira_get_register_move_cost. + (build_object_conflicts): Optimize. + + * ira-costs.c (record_reg_classes): Optimize. Call + ira_init_register_move_cost_if_necessary. Use + ira_register_move_cost, ira_may_move_in_cost, and + ira_may_move_out_cost instead of ira_get_register_move_cost and + ira_get_may_move_cost. + (record_address_regs): Ditto. + (scan_one_insn): Optimize. + (find_costs_and_classes): Optimize. + (process_bb_node_for_hard_reg_moves): Call + ira_init_register_move_cost_if_necessary. Use + ira_register_move_cost instead of ira_get_register_move_cost. + + * ira-emit.c: Use allocno_emit_reg, ALLOCNO_EMIT_DATA instead of + ALLOCNO_REG, ALLOCNO_CHILD_RENAMED_P, ALLOCNO_MEM_OPTIMIZED_DEST, + ALLOCNO_MEM_OPTIMIZED_DEST_P, and ALLOCNO_SOMEWHERE_RENAMED_P. + (ira_allocno_emit_data, void_p, new_allocno_emit_data_vec): New + definitions. + (ira_initiate_emit_data, ira_finish_emit_data) + (create_new_allocno): New functions. + (modify_move_list): Call create_new_alloc instead of ira_create_allocno. + (emit_move_list): Call ira_init_register_move_cost_if_necessary. + Use ira_register_move_cost instead of ira_get_register_move_cost. + + * ira-int.h: Fix some comments. + (object_hard_regs_t, object_hard_regs_node_t): Move to ira-color.c. + (struct object_hard_regs, struct object_hard_regs_node): Ditto. + (struct ira_object): Remove profitable_hard_regs, hard_regs_node, + hard_regs_subnodes_start, hard_regs_subnodes_num. Add new member + add_data. + (struct ira_allocno): Make mode and aclass a bitfield. Move other + bitfield after mode. Make hard_regno a short int. Make + hard_regno short. Remove first_coalesced_allocno and + next_coalesced_allocno. Move mem_optimized_dest_p, + somewhere_renamed_p, child_renamed_p, reg, and mem_optimized_dest + into struct ira_emit_data. Remove in_graph_p, may_be_spilled_p, + available_regs_num, next_bucket_allocno, prev_bucket_allocno, + temp, colorable_p. Add new member add_data. + (ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P): Remove. + (ALLOCNO_COLORABLE_P, ALLOCNO_AVAILABLE_REGS_NUM): Remove. + (ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO): Remove. + (ALLOCNO_TEMP, ALLOCNO_FIRST_COALESCED_ALLOCNO): Remove. + (ALLOCNO_NEXT_COALESCED_ALLOCNO): Remove. + (ALLOCNO_ADD_DATA): New macro. + (ira_emit_data_t): New typedef. + (struct ira_emit_data): New. Move mem_optimized_dest_p, + somewhere_renamed_p, child_renamed_p, reg, mem_optimized_dest + from struct ira_allocno. + (ALLOCNO_EMIT_DATA): New macro. + (ira_allocno_emit_data, allocno_emit_reg): New. + (ALLOCNO_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE): Remove. + (OBJECT_HARD_REGS_SUBNODES_STAR, OBJECT_HARD_REGS_SUBNODES_NUM): Remove. + (OBJECT_ADD_DATA): New macro. + (ira_reallocate): Remove. + (ira_initiate_emit_data, ira_finish_emit_data): New. + (ira_get_register_move_cost, ira_get_may_move_cost): Remove. + (ira_init_register_move_cost_if_necessary): New. + (ira_object_conflict_iter_next): Merge into + ira_object_conflict_iter_cond. + (FOR_EACH_OBJECT_CONFLICT): Don't use ira_object_conflict_iter_next. + + * ira-live.c: (process_single_reg_class_operands): Call + ira_init_register_move_cost_if_necessary. Use + ira_register_move_cost instead of ira_get_register_move_cost. + + 2010-08-13 Vladimir Makarov + + * ira-int.h (struct target_ira_int): Remove x_cost_classes. + + * ira-costs.c: Fix formatting. + (cost_classes, cost_classes_num): Remove. + (struct cost_classes, cost_classes_t, const_cost_classes_t): New. + (regno_cost_classes, cost_classes_hash, cost_classes_eq): New. + (cost_classes_del, cost_classes_htab): New. + (cost_classes_aclass_cache, cost_classes_mode_cache): New. + (initiate_regno_cost_classes, setup_cost_classes): New. + (setup_regno_cost_classes_by_aclass): New. + (setup_regno_cost_classes_by_mode, finish_regno_cost_classes): New. + (record_reg_classes): Use regno_cost_classes instead of + cost_classes. Move checking opposite operand up. + (record_address_regs): Use regno_cost_classes + instead of cost_classes. + (scan_one_insn): Ditto. Use always general register. + (print_allocno_costs): Use regno_cost_classes instead of + cost_classes. + (print_pseudo_costs): Ditto. Use Reg_N_REFS. + (find_costs_and_classes): Set up cost classes for each registers. + Use also their mode for this. Use regno_cost_classes instead of + cost_classes. + (setup_allocno_class_and_costs): Use regno_cost_classes instead of + cost_classes. + (free_ira_costs, ira_init_costs): Don't use cost_classes. + (ira_costs, ira_set_pseudo_classes): Call + initiate_regno_cost_classes and finish_regno_cost_classes. + + 2010-10-04 Vladimir Makarov + + * target-def.h (TARGET_IRA_COVER_CLASSES): Remove. + + * target.def (ira_cover_classes): Remove. + + * doc/tm.texi: Remove TARGET_IRA_COVER_CLASSES and IRA_COVER_CLASSES. + + * doc/tm.texi.in: Ditto. + + * ira-conflicts.c: Remove mentioning cover classes from the file. + Use ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS. Use + ALLOCNO_COVER_CLASS_COST instead of ALLOCNO_CLASS_COST. Fix formatting. + + * targhooks.c (default_ira_cover_classes): Remove. + + * targhooks.h (default_ira_cover_classes): Ditto. + + * haifa-sched.c: Remove mentioning cover classes from the file. + Use ira_reg_pressure_cover instead of ira_reg_class_cover. Use + ira_pressure_classes and ira_pressure_classes_num instead of + ira_reg_class_cover_size and ira_reg_class_cover. Use + sched_regno_pressure_class instead of sched_regno_cover_class. + (mark_regno_birth_or_death, setup_insn_reg_pressure_info): Use + ira_reg_class_max_nregs instead of ira_reg_class_nregs. + + * ira-int.h: Add 2010 to Copyright. Remove mentioning cover + classes from the file. + (object_hard_regs_t, object_hard_regs_node_t): New typedefs. + (struct object_hard_regs, struct object_hard_regs_node): New. + (struct ira_object): New members profitable_hard_regs, + hard_regs_node, hard_regs_subnodes_start, hard_regs_subnodes_num. + (struct ira_allocno): Rename cover_class to aclass. Rename + cover_class_cost and updated_cover_class_cost to class_cost and + updated_class_cost. Remove splay_removed_p and + left_conflict_size. Add new members colorable_p. + (ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICTS_SIZE): Remove. + (ALLOCNO_COLORABLE_P): New macro. + (ALLOCNO_COVER_CLASS): Rename to ALLOCNO_CLASS. + (ALLOCNO_COVER_CLASS_COST, ALLOCNO_UPDATED_COVER_CLASS_COST): + Rename to ALLOCNO_CLASS_COST and ALLOCNO_UPDATED__CLASS_COST. + (OBJECT_...): Rename parameter C to O. + (OBJECT_PROFITABLE_HARD_REGS): New macro. + (OBJECT_HARD_REGS_NODE, OBJECT_HARD_REGS_SUBNODES_START) + (OBJECT_HARD_REGS_SUBNODES_NUM): New macros. + (struct target_ira_int): New members x_ira_max_memory_move_cost, + x_ira_max_register_move_cost, x_ira_max_may_move_in_cost, + x_ira_max_may_move_out_cost, x_ira_reg_allocno_class_p, + x_ira_reg_pressure_class_p, x_ira_important_class_nums, + x_ira_reg_class_superunion. Rename x_prohibited_class_mode_reg to + x_ira_prohibited_class_mode_reg. Rename x_ira_reg_class_union to + x_ira_reg_class_subunion. + (ira_max_memory_move_cost, ira_max_register_move_cost) + (ira_max_may_move_in_cost, ira_max_may_move_out_cost) + (ira_reg_allocno_class_p, ira_reg_pressure_class_p) + (ira_important_class_nums, ira_reg_class_superunion): New macros. + (prohibited_class_mode_regs): Rename to ira_prohibited_class_mode_regs. + (ira_reg_class_union): Rename to ira_reg_class_subunion. + (ira_debug_class_cover): Rename to ira_debug_allocno_classes. + (ira_set_allocno_cover_class): Rename to ira_set_allocno_class. + (ira_tune_allocno_costs_and_cover_classes): Rename to + ira_tune_allocno_costs. + (ira_debug_hard_regs_forest): New. + (ira_object_conflict_iter_init, ira_object_conflict_iter_cond) + (ira_object_conflict_iter_next): Fix comments. + (ira_hard_reg_set_intersection_p, hard_reg_set_size): New functions. + (ira_allocate_and_set_costs, ira_allocate_and_copy_costs): Rename + cover_class to aclass. + (ira_allocate_and_accumulate_costs): Ditto. + (ira_allocate_and_set_or_copy_costs): Ditto. + + * opts.c (decode_options): Remove ira_cover_class check. + + * ira-color.c: Remove mentioning cover classes from the file. Use + ALLOCNO_CLASS, ALLOCNO_CLASS_COST, and ALLOCNO_UPDATED_CLASS_COST + instead of ALLOCNO_COVER_CLASS, ALLOCNO_COVER_CLASS_COST, and + ALLOCNO_UPDATED_COVER_CLASS_COST. Fix formatting. + (splay-tree.h): Remove include. + (allocno_coalesced_p, processed_coalesced_allocno_bitmap): Move + before copy_freq_compare_func. + (allocnos_for_spilling, removed_splay_allocno_vec): Remove. + (object_hard_regs_vec, object_hard_regs_htab, node_check_tick): + New definitions. + (hard_regs_roots, hard_regs_node_vec): Ditto. + (object_hard_regs_hash, object_hard_regs_eq, find_hard_regs): Ditto. + (insert_hard_regs, init_object_hard_regs, add_object_hard_regs): Ditto. + (finish_object_hard_regs, object_hard_regs_compare): Ditto. + (create_new_object_hard_regs_node): Ditto. + (add_new_object_hard_regs_node_to_forest): Ditto. + (add_object_hard_regs_to_forest, collect_object_hard_regs_cover): Ditto. + (setup_object_hard_regs_nodes_parent, first_common_ancestor_node): + Ditto. + (print_hard_reg_set, print_hard_regs_subforest): Ditto. + (print_hard_regs_forest, ira_debug_hard_regs_forest): Ditto. + (remove_unused_object_hard_regs_nodes): Ditto. + (enumerate_object_hard_regs_nodes): Ditto. + (object_hard_regs_nodes_num, object_hard_regs_nodes): Ditto. + (object_hard_regs_subnode_t): Ditto. + (struct object_hard_regs_subnode): Ditto. + (object_hard_regs_subnodes, object_hard_regs_subnode_index): Ditto. + (setup_object_hard_regs_subnode_index): Ditto. + (get_object_hard_regs_subnodes_num): Ditto. + (form_object_hard_regs_nodes_forest): Ditto. + (finish_object_hard_regs_nodes_tree): Ditto. + (finish_object_hard_regs_nodes_forest): Ditto. + (allocnos_have_intersected_live_ranges_p): Rename to + allocnos_conflict_by_live_ranges_p. Move before copy_freq_compare_func. + (pseudos_have_intersected_live_ranges_p): Rename to + conflict_by_live_ranges_p. Move before copy_freq_compare_func. + (setup_left_conflict_sizes_p, update_left_conflict_sizes_p): Ditto. + (empty_profitable_hard_regs, setup_profitable_hard_regs): Ditto. + (update_copy_costs): Remove assert. Skip cost update if the hard + reg does not belong the class. + (assign_hard_reg): Process only profitable hard regs. + (uncolorable_allocnos_num): Make it scalar. + (allocno_spill_priority): Use ALLOCNO_EXCESS_PRESSURE_POINTS_NUM + and ira_reg_class_max_nregs instead of ALLOCNO_LEFT_CONFLICTS_SIZE + and ira_reg_class_max_nregs. + (bucket_allocno_compare_func): Check frequency first. + (sort_bucket): Add compare function as a parameter. + (add_allocno_to_ordered_bucket): Assume no coalesced allocnos. + (uncolorable_allocnos_splay_tree, USE_SPLAY_P): Remove. + (push_allocno_to_stack): Rewrite for checking new allocno + colorability. + (remove_allocno_from_bucket_and_push): Print cost too. Remove assert. + (push_only_colorable): Pass new parameter to sort_bucket. + (push_allocno_to_spill): Remove. + (allocno_spill_priority_compare): Make it inline and rewrite. + (splay_tree_allocate, splay_tree_free): Remove. + (allocno_spill_sort_compare): New function. + (push_allocnos_to_stack): Sort allocnos for spilling once. Don't + build and use splay tree. Choose first allocno in uncolorable + allocno bucket to spill. Remove setting spill cost. + (all_conflicting_hard_regs): Remove. + (setup_allocno_available_regs_num): Check only profitable hard + regs. Print info about hard regs nodes. + (setup_allocno_left_conflicts_size): Remove. + (put_allocno_into_bucket): Don't call + setup_allocno_left_conflicts_size. Use setup_left_conflict_sizes_p. + (improve_allocation): New. + (color_allocnos): Call setup_profitable_hard_regs, + form_object_hard_regs_nodes_forest, improve_allocation, + finish_object_hard_regs_nodes_forest. Setup spill cost. + (print_loop_title): Use pressure classes. + (color_allocnso): Ditto. + (do_coloring): Remove allocation and freeing splay_tree_node_pool + and allocnos_for_spilling. + (ira_sort_regnos_for_alter_reg): Don't setup members + {first,next}_coalesced_allocno. + (color): Remove allocating and freeing removed_splay_allocno_vec. + (fast_allocation): Use ira_prohibited_class_mode_regs instead of + prohibited_class_mode_regs. + + * ira-lives.c: Remove mentioning cover classes from the file. Fix + formatting. + (update_allocno_pressure_excess_length): Use pressure classes. + (inc_register_pressure, dec_register_pressure): Check for pressure + class. + (mark_pseudo_regno_live, mark_pseudo_regno_subword_live): Use + pressure class. Use ira_reg_class_nregs instead of + ira_reg_class_max_nregs. + (mark_pseudo_regno_dead, mark_pseudo_regno_subword_dead): Ditto. + (mark_hard_reg_live, mark_hard_reg_dead): Use pressure class. + (single_reg_class): Use ira_reg_class_nregs instead of + ira_reg_class_max_nregs. + (process_bb_node_lives): Use pressure classes. + + * ira-emit.c: Remove mentioning cover classes from the file. Use + ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS. Fix formatting. + (change_loop): Use pressure classes. + (modify_move_list): Call ira_set_allocno_class instead of + ira_set_allocno_cover_class. + + * ira-build.c: Remove mentioning cover classes from the file. Use + ALLOCNO_CLASS and ALLOCNO_CLASS_COST instead of + ALLOCNO_COVER_CLASS and ALLOCNO_COVER_CLASS_COST. Use + ALLOCNO_UPDATED_CLASS_COST instead of + ALLOCNO_UPDATED_COVER_CLASS_COST. Fix formatting. + (ira_create_object): Initiate OBJECT_PROFITABLE_HARD_REGS. + (ira_create_allocno): Remove initialization of + ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICT_SIZE. Initialize + ALLOCNO_COLORABLE_P. + (ira_set_allocno_cover_class): Rename to ira_set_allocno_class. + Update conflict regs for the objects. + (create_cap_allocno): Remove assert. Don't propagate + ALLOCNO_AVAILABLE_REGS_NUM. + (ira_free_allocno_costs): New function. + (finish_allocno): Change a part of code into call of + ira_free_allocno_costs. + (low_pressure_loop_node_p): Use pressure classes. + (object_range_compare_func): Don't compare classes. + (setup_min_max_conflict_allocno_ids): Ditto. + + * loop-invariant.c: Remove mentioning cover classes from the file. + Use ira_pressure_classes and ira_pressure_classes_num instead of + ira_reg_class_cover_size and ira_reg_class_cover. Fix formatting. + (get_cover_class_and_nregs): Rename to get_cover_pressure_and_nregs. + Use ira_reg_class_max_nregs instead of ira_reg_class_nregs. + Use reg_allocno_class instead of reg_cover_class. + (get_inv_cost): Use instead ira_stack_reg_pressure_class of + STACK_REG_COVER_CLASS. + (get_regno_cover_class): Rename to get_regno_pressure_class. + (move_loop_invariants): Initialize and finalize regstat. + + * ira.c: Remove mentioning cover classes from the file. Add + comments about coloring without cover classes. Use ALLOCNO_CLASS + instead of ALLOCNO_COVER_CLASS. Fix formatting. + (alloc_reg_class_subclasses, setup_reg_subclasses): Move it before + setup_class_subset_and_memory_move_costs. + (setup_stack_reg_pressure_class, setup_pressure_classes): New. + (setup_cover_and_important_classes): Rename to + setup_allocno_and_important_classes. + (setup_class_translate_array): New. + (setup_class_translate): Call it for allocno and pressure classes. + (cover_class_order): Rename to allocno_class_order. + (comp_reg_classes_func): Use ira_allocno_class_translate instead + of ira_class_translate. + (reorder_important_classes): Set up ira_important_class_nums. + (setup_reg_class_relations): Set up ira_reg_class_superunion. + (print_class_cover): Rename to print_classes. Add parameter. + (ira_debug_class_cover): Rename to ira_debug_allocno_classes. + Print pressure classes too. + (find_reg_class_closure): Rename to find_reg_classes. Don't call + setup_reg_subclasses. + (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class. + (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs. + (setup_prohibited_class_mode_regs): Use + ira_prohibited_class_mode_regs instead of prohibited_class_mode_regs. + (clarify_prohibited_class_mode_regs): New function. + (ira_init_register_move_cost): Set up ira_max_register_move_cost, + ira_max_may_move_in_cost, and ira_max_may_move_out_cost. + (ira_init_once): Initialize them. + (free_register_move_costs): Process them. + (ira_init): Move calls of find_reg_classes and + setup_hard_regno_aclass after setup_prohibited_class_mode_regs. + Call clarify_prohibited_class_mode_regs. + (ira_no_alloc_reg): Remove. + (too_high_register_pressure_p): Use pressure classes. + + * sched-deps.c: Remove mentioning cover classes from the file. + Use ira_reg_pressure_cover instead of ira_reg_class_cover. Use + ira_pressure_classes and ira_pressure_classes_num instead of + ira_reg_class_cover_size and ira_reg_class_cover. + (mark_insn_hard_regno_birth, mark_hard_regno_death): Use + sched_regno_pressure_class instead of sched_regno_cover_class. + (mark_insn_pseudo_birth, mark_pseudo_death): Ditto. Use + ira_reg_class_max_nregs instead of ira_reg_class_nregs. + + * ira.h: Add 2010 to Copyright. + (ira_no_alloc_reg): Remove external. + (struct target_ira): Rename x_ira_hard_regno_cover_class, + x_ira_reg_class_cover_size, x_ira_reg_class_cover, and + x_ira_class_translate to x_ira_hard_regno_allocno_class, + x_ira_allocno_classes_num, x_ira_allocno_classes, and + x_ira_allocno_class_translate. Add x_ira_pressure_classes_num, + x_ira_pressure_classes, x_ira_pressure_class_translate, and + x_ira_stack_reg_pressure_class. Rename x_ira_reg_class_nregs to + x_ira_reg_class_max_nregs. Add x_ira_reg_class_min_nregs and + x_ira_no_alloc_regs. + (ira_hard_regno_cover_class): Rename to ira_hard_regno_allocno_class. + (ira_reg_class_cover_size, ira_reg_class_cover): Rename to + ira_allocno_classes_num and ira_allocno_classes. + (ira_class_translate): Rename to ira_allocno_class_translate. + (ira_pressure_classes_num, ira_pressure_classes): New definitions. + (ira_pressure_class_translate, ira_stack_reg_pressure_class): Ditto. + (ira_reg_class_nregs): Rename to ira_reg_class_max_nregs. + (ira_reg_class_min_nregs, ira_stack_reg_pressure_class): New + (ira_no_alloc_regs): New. + + * ira-costs.c: Add 2010 to Copyright. Remove mentioning cover + classes from the file. Use ALLOCNO_CLASS instead of + ALLOCNO_COVER_CLASS. Use ALLOCNO_CLASS_COST instead of + ALLOCNO_COVER_CLASS_COST. + (regno_cover_class): Rename to regno_aclass. + (record_reg_classes): Use ira_reg_class_subunion instead of + ira_reg_class_union. + (record_address_regs): Check overflow. + (scan_one_insn): Ditto. + (print_allocno_costs): Print total mem cost fore regional allocation. + (print_pseudo_costs): Use REG_N_REFS. + (find_costs_and_classes): Use classes intersected with them on the + 1st pass. Check overflow. Use ira_reg_class_subunion instead of + ira_reg_class_union. Use ira_allocno_class_translate and + regno_aclass instead of ira_class_translate and regno_cover_class. + Modify code for finding regno_aclass. Setup preferred classes for + the next pass. + (setup_allocno_cover_class_and_costs): Rename to + setup_allocno_class_and_costs. Use regno_aclass instead of + regno_cover_class. Use ira_set_allocno_class instead of + ira_set_allocno_cover_class. + (init_costs, finish_costs): Use regno_aclass instead of + regno_cover_class. + (ira_costs): Use setup_allocno_class_and_costs instead of + setup_allocno_cover_class_and_costs. + (ira_tune_allocno_costs_and_cover_classes): Rename to + ira_tune_allocno_costs. Check overflow. Skip conflict hard regs + by processing objects. Use ira_reg_class_max_nregs instead of + ira_reg_class_nregs. + + * rtl.h (reg_cover_class): Rename to reg_allocno_class. + + * sched-int.h: Remove mentioning cover classes from the file. + (sched_regno_cover_class): Rename to sched_regno_pressure_class. + + * reginfo.c: Add 2010 to Copyright. Remove mentioning cover + classes from the file. + (struct reg_pref): Rename coverclass into allocnoclass. + (reg_cover_class): Rename to reg_allocno_class. + + * Makefile.in (ira-color.o): Remove SPLAY_TREE_H from dependencies. + + * config/alpha/alpha.h (IRA_COVER_CLASSES): Remove. + + * config/arm/arm.h (IRA_COVER_CLASSES): Ditto. + + * config/avr/avr.h (IRA_COVER_CLASSES): Ditto. + + * config/bfin/bfin.h (IRA_COVER_CLASSES): Ditto. + + * config/cris/cris.h (IRA_COVER_CLASSES): Ditto. + + * config/fr30/fr30.h (IRA_COVER_CLASSES): Ditto. + + * config/frv/frv.h (IRA_COVER_CLASSES): Ditto. + + * config/h8300/h8300.h (IRA_COVER_CLASSES): Ditto. + + * config/i386/i386.h (STACK_REG_COVER_CLASS): Ditto. + + * config/i386/i386.c (TARGET_IRA_COVER_CLASSES) + (i386_ira_cover_classes): Ditto. + + * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto. + + * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Ditto. + + * config/m32r/m32r.h (IRA_COVER_CLASSES): Ditto. + + * config/m68k/m68k.h (IRA_COVER_CLASSES): Ditto. + + * config/mcore/mcore.h (IRA_COVER_CLASSES): Ditto. + + * config/mep/mep.h (IRA_COVER_CLASSES): Ditto. + + * config/mips/mips.c (TARGET_IRA_COVER_CLASSES) + (mips_ira_cover_classes): Ditto. + + * config/mn10300/mn10300.h (IRA_COVER_CLASSES): Ditto. + + * config/moxie/moxie.h (IRA_COVER_CLASSES): Ditto. + + * config/pa/pa64-regs.h (IRA_COVER_CLASSES): Ditto. + + * config/pa/pa32-regs.h (IRA_COVER_CLASSES): Ditto. + + * config/picochip/picochip.h (IRA_COVER_CLASSES): Ditto. + + * config/rs6000/rs6000.h (IRA_COVER_CLASSES_PRE_VSX) + (IRA_COVER_CLASSES_VSX): Ditto. + + * config/rs6000/rs6000.c (TARGET_IRA_COVER_CLASSES) + (rs6000_ira_cover_classes): Ditto. + + * config/rx/rx.h (IRA_COVER_CLASSES): Ditto. + + * config/s390/s390.h (IRA_COVER_CLASSES): Ditto. + + * config/score/score.h (IRA_COVER_CLASSES): Ditto. + + * config/sh/sh.h (IRA_COVER_CLASSES): Ditto. + + * config/sparc/sparc.h (IRA_COVER_CLASSES): Ditto. + + * config/spu/spu.h (IRA_COVER_CLASSES): Ditto. + + * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Ditto. + + * config/v850/v850.h (IRA_COVER_CLASSES): Ditto. + + * config/vax/vax.h (IRA_COVER_CLASSES): Ditto. + + * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Ditto. + +2011-03-29 Jakub Jelinek + + PR debug/48253 + * dwarf2out.c (struct dw_fde_struct): Remove dw_fde_hot_section_label, + dw_fde_hot_section_end_label, dw_fde_unlikely_section_label, + dw_fde_unlikely_section_end_label, cold_in_std_section, + dw_fde_switched_sections and dw_fde_switched_cold_to_hot fields. + Add dw_fde_second_begin, dw_fde_second_end and second_in_std_section + fields. + (output_fde): Use dw_fde_second_{begin,end} if second is + true, otherwise dw_fde_{begin,end}. + (output_call_frame_info): Test dw_fde_second_begin != NULL + instead of dw_fde_switched_sections. + (dwarf2out_begin_prologue): Stop initializing removed dw_fde_struct + fields, initialize new fields. Initialize in_std_section + unconditionally from the first partition. + (dwarf2out_end_epilogue): Don't override dw_fde_end when + dw_fde_second_begin is non-NULL. + (dwarf2out_switch_text_section): Stop initializing removed + dw_fde_struct fields, initialize new fields, initialize + also dw_fde_end here. Set dw_fde_switch_cfi even when + dwarf2out_do_cfi_asm (). Call var_location_switch_text_section. + (struct var_loc_list_def): Add last_before_switch field. + (arange_table, arange_table_allocated, arange_table_in_use, + ARANGE_TABLE_INCREMENT, add_arange): Removed. + (size_of_aranges): Count !in_std_section and !second_in_std_section + hunks in fdes, instead of looking at arange_table_in_use. + (output_aranges): Add aranges_length argument, don't call + size_of_aranges here. Instead of using aranges_table* + emit ranges for fdes when !in_std_section resp. + !second_in_std_section. + (dw_loc_list): Break ranges crossing section switch. + (convert_cfa_to_fb_loc_list): Likewise. If switched sections, + use dw_fde_second_end instead of dw_fde_end as end of last range. + (gen_subprogram_die): Don't call add_arange. Use + dw_fde_{begin,end} for first partition and if switched + section dw_fde_second_{begin,end} for the second. + (var_location_switch_text_section_1, + var_location_switch_text_section): New functions. + (dwarf2out_begin_function): Initialize cold_text_section even + when function_section () isn't text_section. + (prune_unused_types): Don't walk arange_table. + (dwarf2out_finish): Don't needlessly test + flag_reorder_blocks_and_partition when testing cold_text_section_used. + If info_section_emitted, call size_of_aranges and if it indicates + non-empty .debug_aranges, call output_aranges with the computed + size. Stop using removed dw_fde_struct fields, use + dw_fde_{begin,end} for first partition and dw_fde_second_{begin,end} + for second. + + PR debug/48203 + * cfgexpand.c (expand_debug_expr) : Only + create ENTRY_VALUE if incoming or address of incoming's MEM + is a hard REG. + * dwarf2out.c (mem_loc_descriptor): Don't emit + DW_OP_GNU_entry_value of DW_OP_fbreg. + * var-tracking.c (vt_add_function_parameter): Ensure cselib_lookup + on ENTRY_VALUE is able to find the canonical parameter VALUE. + * cselib.c (rtx_equal_for_cselib_1) : Use + rtx_equal_p instead of rtx_equal_for_cselib_1 to compare + ENTRY_VALUE_EXPs. + (cselib_hash_rtx) : If ENTRY_VALUE_EXP + is a REG_P or MEM_P with REG_P address, compute hash directly + instead of calling cselib_hash_rtx on ENTRY_VALUE_EXP. + (preserve_only_constants): Don't clear VALUES forwaring + ENTRY_VALUE to some other VALUE. + +2011-03-28 Richard Sandiford + + * builtins.c (expand_builtin_memset_args): Use gen_int_mode + instead of GEN_INT. + +2011-03-28 Eric Botcazou + + * cfgexpand.c (expand_gimple_cond): Always set the source location and + block before expanding the statement. + (expand_gimple_stmt_1): Likewise. Set them here... + (expand_gimple_stmt): ...and not here. Tidy. + * cfglayout.c (curr_insn_locator): Return 0 if the current location is + unknown. + +2011-03-28 Steven Bosscher + + * Makefile.in: New rule for cprop.o. + * gcse.c: Move constant/copy propagation to cprop.c. + (compute_local_properties): Only handle expression tables. + (hash_scan_set, compute_hash_table_work, alloc_hash_table,): Likewise. + (one_pre_gcse_pass, one_code_hoisting_pass): Likewise. + (hash_set, insert_set_in_table, gcse_constant_p, lookup_set, + next_set, reset_opr_set_tables, oprs_not_set_p, mark_call, mark_set, + mark_clobber, mark_oprs_set, alloc_cprop_mem, free_cprop_mem, + compute_cprop_data, find_used_regs, try_replace_reg, + find_avail_set, cprop_jump, constprop_register, cprop_insn, + local_cprop_find_used_regs, do_local_cprop, local_cprop_pass, + fis_get_condition, implicit_set_cond_p, find_implicit_sets, + find_bypass_set, reg_killed_on_edge, bypass_block, + bypass_conditional_jumps, one_cprop_pass, gate_rtl_cprop, + execute_rtl_cprop, pass_rtl_cprop): Move to... + * cprop.c: ...here. New file, constant/copy propagation for RTL + moved from gcse.c to here with minor cleanups in duplicated code. + +2011-03-28 H.J. Lu + + * config/i386/i386.c (flag_opts): Fix a typo in + -mavx256-split-unaligned-store. + +2011-03-28 Anatoly Sokolov + + * config/h8300/h8300.h (FUNCTION_VALUE_REGNO_P, FUNCTION_VALUE, + LIBCALL_VALUE): Remove macros. + * config/h8300/h8300.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE, + TARGET_FUNCTION_VALUE_REGNO_P): Define. + (h8300_function_value, h8300_libcall_value, + h8300_function_value_regno_p): New functions. + +2011-03-28 Anatoly Sokolov + + * config/h8300/h8300.h (ASM_OUTPUT_BSS): Remove macro. + +2011-03-28 Jeff Law + + * tree-ssa-threadupdate.c (redirect_edges): Call + create_edge_and_update_destination_phis as needed. + (create_edge_and_update_destination_phis): Accept new BB argument. + All callers updated. + (thread_block): Do not update the profile when threading around + intermediate blocks. + (thread_single_edge): Likewise. + (determine_bb_domination_status): If BB is not a successor of the + loop header, return NONDOMINATING. + (register_jump_thread): Note when we register a jump thread around + an intermediate block. + * tree-ssa-threadedge.c (thread_around_empty_block): New function. + (thread_across_edge): Use it. + +2011-03-28 Tristan Gingold + + * config/ia64/ia64.c (ia64_promote_function_mode): Fix promotion + when for_return is 2. + +2011-03-28 Jeff Law + + * var-tracking.c (canonicalize_values_mark): Delete unused + lhs assignment. + (canonicalize_values_star, set_variable_part): Likewise. + (clobber_variable_part, delete_variable_part): Likewise. + +2011-03-28 Steven Bosscher + + * gcse.c (free_gcse_mem): Free reg_set_bitmap. + +2011-03-28 Martin Jambor + + * tree-inline.c (expand_call_inline): Do not check that destination + node is analyzed. + (optimize_inline_calls): Assert that destination node is analyzed. + * cgraph.c (cgraph_add_new_function): Call cgraph_analyze_function, do + not call tree_lowering_passes. + * cgraph.h (cgraph_analyze_function): Declare. + * cgraphunit.c (cgraph_analyze_function): Make public. + +2011-03-28 Joseph Myers + + * config/sparc/sparc-opts.h: New. + * config/sparc/sparc.c (sparc_handle_option, sparc_select, + sparc_cpu, fpu_option_set, TARGET_HANDLE_OPTION): Remove. + (sparc_option_override): Store processor_type enumeration rather + than string in cpu_default. Remove name and enumeration from + cpu_table. Directly default -mcpu then default -mtune from -mcpu + without using sparc_select. Use target_flags_explicit instead of + fpu_option_set. + * config/sparc/sparc.h (enum processor_type): Move to + sparc-opts.h. + (sparc_cpu, struct sparc_cpu_select, sparc_select): Remove. + * config/sparc/sparc.opt (config/sparc/sparc-opts.h): New + HeaderInclude entry. + (mcpu=, mtune=): Use Var and Enum. + (sparc_processor_type): New Enum and EnumValue entries. + +2011-03-28 Rainer Orth + Iain Sandoe + + PR target/48245 + * config/darwin.h (LINK_COMMAND_SPEC_A): Use LINK_PLUGIN_SPEC. + +2011-03-28 Eric Botcazou + + * tree-vectorizer.h (vect_create_data_ref_ptr): Adjust prototype. + * tree-vect-data-refs.c (vect_create_data_ref_ptr): Add GSI parameter. + Insert new statements at it in lieu of STMT. + (vect_setup_realignment): Adjust call to vect_create_data_ref_ptr. + * tree-vect-stmts.c (vectorizable_store): Likewise. + (vectorizable_load): Likewise. + +2011-03-28 Uros Bizjak + + * config/alpha/alpha.md (addtf3): Change mode of operands to TFmode. + (divtf3): Ditto. + (multf3): Ditto. + (subtf3): Ditto. + +2011-03-27 H.J. Lu + + * config/i386/sse.md (*avx_mov_internal): Don't assert + unaligned 256bit load/store. + (*avx_movu): Likewise. + (*avx_movdqu): Likewise. + +2011-03-27 John David Anglin + + PR target/48288 + * config/pa/predicates.md (reg_or_ior_operand): New predicate. + * config/pa/pa.md (iordi3): Use new predicate in expander. + (iorsi3): Likewise. + +2011-03-27 Anatoly Sokolov + + * config/mips/mips.h (LIBCALL_VALUE, FUNCTION_VALUE, + FUNCTION_VALUE_REGNO_P): Remove macros. + * config/mips/mips-protos.h (mips_function_value): Remove. + * config/mips/mips.c (mips_function_value): Rename to... + (mips_function_value_1): ... this. Make static. Handle receiving + the function type in 'fn_decl_or_type' argument. + (mips_function_value, mips_libcall_value, + mips_function_value_regno_p): New function. + (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE, + TARGET_FUNCTION_VALUE_REGNO_P): Define. + +2011-03-27 H.J. Lu + + * config/i386/i386.c (flag_opts): Add -mavx256-split-unaligned-load + and -mavx256-split-unaligned-store. + (ix86_option_override_internal): Split 32-byte AVX unaligned + load/store by default. + (ix86_avx256_split_vector_move_misalign): New. + (ix86_expand_vector_move_misalign): Use it. + + * config/i386/i386.opt: Add -mavx256-split-unaligned-load and + -mavx256-split-unaligned-store. + + * config/i386/sse.md (*avx_mov_internal): Verify unaligned + 256bit load/store. Generate unaligned store on misaligned memory + operand. + (*avx_movu): Verify unaligned + 256bit load/store. + (*avx_movdqu): Likewise. + + * doc/invoke.texi: Document -mavx256-split-unaligned-load and + -mavx256-split-unaligned-store. + +2011-03-27 Richard Sandiford + + PR target/38598 + * config/mips/mips.md (extendsidi2): Add an "l" alternative. + Update commentary. + +2011-03-27 Richard Sandiford + + * config/mips/mips.c (mips_prepare_builtin_arg): Replace icode and + opno arguments with an expand_operand. Use create_input_operand. + (mips_prepare_builtin_target): Delete. + (mips_expand_builtin_insn, mips_expand_builtin_compare_1): New + functions. + (mips_expand_builtin_direct): Use create_output_operand and + mips_expand_builtin_insn. Update call to mips_prepare_builtin_arg. + (mips_expand_builtin_movtf): Likewise. Use mips_expand_fp_comparison. + (mips_expand_builtin_compare): Use mips_expand_fp_comparison. + +2011-03-27 Ira Rosen + + * config/arm/arm.c (arm_autovectorize_vector_sizes): New + function. + (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define. + +2011-03-26 Eric Botcazou + + * basic-block.h (fixup_abnormal_edges): Adjust prototype. + * reload1.c (reload): Adjust call to fixup_abnormal_edges. Rediscover + basic blocks and call commit_edge_insertions directly. + (fixup_abnormal_edges): Move from here to... + * cfgrtl.c (fixup_abnormal_edges): ...here. Only insert instructions + on the edges and return whether some have actually been inserted. + * reg-stack.c (convert_regs): Fix up abnormal edges before inserting + compensation code. + +2011-03-26 Andrey Belevantsev + + PR rtl-optimization/48144 + * sel-sched-ir.c (merge_history_vect): Factor out from ... + (merge_expr_data): ... here. + (av_set_intersect): Rename to av_set_code_motion_filter. + Update all callers. Call merge_history_vect when an expression + is found in both sets. + * sel-sched-ir.h (av_set_code_motion_filter): Add prototype. + +2011-03-26 Alan Modra + + * config/rs6000/predicates.md (word_offset_memref_op): Handle + cmodel medium addresses. + * config/rs6000/rs6000.c (rs6000_secondary_reload): Handle misaligned + 64-bit gpr loads and stores. + (rs6000_secondary_reload_ppc64): New function. + * config/rs6000/rs6000-protos.h: Declare it. + * config/rs6000/rs6000.md (reload_di_store, reload_di_load): New. + +2011-03-26 Alan Modra + + PR target/47487 + * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Support + GNU Go in traceback table. + +2011-03-25 Richard Henderson + + * expr.c (emit_block_move_via_movmem): Only use 6 operand variant + if there are exactly 6 operands. + (set_storage_via_setmem): Similarly. + +2011-03-25 Kai Tietz + + * collect2.c (write_c_file_stat): Handle backslash + as right-hand directory separator. + (resolve_lib_name): Use IS_DIR_SEPARATOR instead of + checking just for slash. + * coverage.c (coverage_init): Use IS_ABSOLUTE_PATH + instead of checking for trailing slash. + * gcc.c (record_temp_file): Use filename_cmp instead + of strcmp. + (do_spec_1): Likewise. + (replace_outfile_spec_function): Likewise. + (is_directory): Use filename_ncmp instead of strncmp. + (print_multilib_info): Likewise. + * gcov.c (find_source): Use filename_cmp instead + instead of strcmp. + (make_gcov_file_name): Fix order of slash/backslash + checks. + * incpath.c (DIRS_EQ): Use filename_cmp instead of strcmp. + (add_standard_paths): Likewise. + * mips-tfile.c (saber_stop): Handle backslash. + * prefix.c (update_path): Use filename_ncmp instead of + strncmp. + * profile.c (output_location): Use filename_cmp instead + of strcmp. + * read-md.c (handle_toplevel_file): Handle backslash. + * tlink.c (frob_extension): Likewise. + * tree-cfg.c (same_line_p): Use filename_cmp instead of + strcmp. + * tree-dump.c (dequeue_and_dump): Handle backslash. + * tree.c (get_file_function_name): Likewise. + * gengtype.c (read_input_list): Likewise. + (get_file_realbasename): Likewise. + (get_output_file_with_visibility): Use filename_cmp + instead of strcmp. + 2011-03-25 Richard Sandiford * config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Restrict FPA_REGS @@ -5610,8 +7198,7 @@ 2011-01-17 H.J. Lu PR target/47318 - * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to - __m128i. + * config/i386/avxintrin.h (_mm_maskload_pd): Change mask to __m128i. (_mm_maskstore_pd): Likewise. (_mm_maskload_ps): Likewise. (_mm_maskstore_ps): Likewise.