+2008-10-13 Matthias Klose <doko@ubuntu.com>
+
+ * gcc/config/pa/linux-atomic.c: Work around missing header file
+ for hppa64-linux-gnu targets.
+
+2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
+ Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
+ Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
+ Grace Cao <grace_cao@playstation.sony.com>
+
+ * doc/invoke.texi (-mgen-cell-microcode): Document.
+ (-mwarn-cell-microcode): Document.
+ * cfglayout.c (locator_location): Export.
+ * rtl.h (locator_location): Define prototype.
+ * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand): New predicate.
+ * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
+ * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
+ (mwarn-cell-microcode): New option.
+ * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
+ (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
+ cell and not already set.
+ Turn off string instructions if not generating cell microcode.
+ (rs6000_final_prescan_insn): New function that warns about microcoded
+ instructions.
+ * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
+ * config/rs6000/rs6000.md
+ Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
+ the instruction would have been microcoded on the Cell.
+ Set cell_micro to always on unnamed patterns for the string instructions.
+ (cell_micro): Update definition, remove load/store conditional microcoded.
+ (sign_extend:DI): Define new pattern for non microcoded version.
+ (sign_extend:SI): Likewise.
+ (compare (div:P)): Set cell_micro to not.
+ (andsi3): Define as an expand.
+ (andsi3_mc): New pattern.
+ (andsi3_nomc): New pattern.
+ (andsi3_internal0_nomc): New pattern.
+ (andsi3_internal2): Rename to ...
+ (andsi3_internal2_mc): this and enable iff generating microcode.
+ (andsi3_internal3): Rename to ...
+ (andsi3_internal3_mc): this and enable iff generating microcode.
+ (andsi3_internal4): Enable iif generating microcode.
+ (andsi3_internal5): Rename to ..
+ (andsi3_internal5_mc): this and enable iff generating microcode.
+ (andsi3_internal5_nomc): New pattern.
+ (extzvdi_internal1): Enable iff generating microcode.
+ (extzvdi_internal2): Likewise.
+ (rotlsi3_internal7): Set cell_micro to always if non immediate form.
+ (anddi3): Change to expand.
+ (anddi3_mc): Rename from anddi3.
+ (anddi3_no_mc): New pattern.
+ (anddi3_internal2): Rename to ..
+ (anddi3_internal2_mc): this and enable iff generating microcode.
+ (anddi3_internal2_nomc): New pattern.
+ (anddi3_internal3): Rename to ..
+ (anddi3_internal3_mc): this and enable iff generating microcode.
+ (anddi3_internal3_nomc): New pattern.
+ (movti_string): Set cell_micro to always if TARGET_STRING.
+ (stmsi8): Set cell_micro to always.
+ (stmsi7): Likewise.
+ (stmsi6): Likewise.
+ (stmsi5): Likewise.
+ (stmsi4): Likewise.
+ (stmsi3): Likewise.
+ (stmsi8_power): Likewise.
+ (stmsi7_power): Likewise.
+ (stmsi6_power): Likewise.
+ (stmsi5_power): Likewise.
+ (stmsi4_power): Likewise.
+ (stmsi3_power): Likewise.
+ (movsi_update2): Enable iff generating microcode.
+ (movhi_update3): Likewise.
+ (lmw): Set cell_micro to always.
+
+2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
+ * config/s390/s390.c (machine_function): Remove
+ decomposed_literal_pool_addresses_ok_p.
+ (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
+ the difference of two labels.
+ (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
+ (s390_pool_offset): New function.
+ (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
+ (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
+
+2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
+
+ * doc/install.texi (powerpc-*-*): Require binutils 2.15.
+ (powerpc*-*-linux-gnu*): Describe.
+ * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
+ * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
+ config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
+ config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
+ config/rs6000/e500crtres32gpr.asm,
+ config/rs6000/e500crtres64gpr.asm,
+ config/rs6000/e500crtres64gprctr.asm,
+ config/rs6000/e500crtrest32gpr.asm,
+ config/rs6000/e500crtrest64gpr.asm,
+ config/rs6000/e500crtresx32gpr.asm,
+ config/rs6000/e500crtresx64gpr.asm,
+ config/rs6000/e500crtsav32gpr.asm,
+ config/rs6000/e500crtsav64gpr.asm,
+ config/rs6000/e500crtsav64gprctr.asm,
+ config/rs6000/e500crtsavg32gpr.asm,
+ config/rs6000/e500crtsavg64gpr.asm,
+ config/rs6000/e500crtsavg64gprctr.asm: Use it.
+ * config/rs6000/crtsavres.asm: Really remove.
+
+2008-10-13 Kai Tietz <kai.tietz@onevision.com>
+
+ Fix PR/25502
+ * c-format.c (convert_format_name_to_system_name): Use
+ TARGET_OVERRIDES_FORMAT_INIT.
+ * config.gcc (extra_options): Add for mingw targets mingw.opt.
+ * config/i386/mingw.opt: New.
+ * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
+ * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
+ (ms_printf_length_specs): Removed const specifier.
+ * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
+ * doc/invoke.texi (Wno-pedantic-ms-format): New.
+
+2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
+ * doc/install.texi: Bump recommended MPFR to 2.3.2.
+
+2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ PR middle-end/37808
+ * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
+ sure that ref has valid bb.
+
+2008-10-12 Richard Henderson <rth@redhat.com>
+
+ PR middle-end/37447
+ * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
+ * alias.c (value_addr_p, stack_addr_p): Remove.
+ (nonoverlapping_memrefs_p): Remove IRA special case.
+ * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
+ * emit-rtl.h (set_mem_attrs_for_spill): Declare.
+ * reload1.c (alter_reg): Use it.
+
+2008-10-12 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
+ of registers instead of eax, ebx, ecx and edx. Use for loop
+ and check register for non-zero value before the call
+ to decode_caches_intel.
+
+2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ PR rtl-optimization/37448
+ * df.h: (df_ref_class): New enum.
+ (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
+ (struct df_ref): Replaced with union df_ref_d.
+ (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
+ New members of df_ref_d union.
+ (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
+ DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
+ DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
+ DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
+ DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
+ DF_REF_EXTRACT_MODE): Replaced definition to access union
+ df_ref_d.
+ (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
+ (df_scan_bb_info, df_bb_regno_first_def_find,
+ df_bb_regno_last_def_find, df_find_def, df_find_use,
+ df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
+ debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
+ df_ref_create, df_ref_remove, df_compute_accessed_bytes,
+ df_get_artificial_defs, df_get_artificial_uses, union_defs)
+ Replaced struct df_ref * with df_ref.
+ * df-scan.c (df_collection_rec, df_null_ref_rec,
+ df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
+ df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
+ df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
+ df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
+ df_reorganize_refs_by_reg_by_reg,
+ df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
+ df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
+ df_sort_and_compress_refs, df_install_ref, df_install_refs,
+ df_ref_record, df_get_conditional_uses, df_get_call_refs,
+ df_bb_refs_record, df_exit_block_uses_collect,
+ df_record_exit_block_uses, df_reg_chain_mark,
+ df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
+ df_ref * with df_ref.
+ (df_ref_record, df_uses_record, df_ref_create_structure): Added
+ df_ref_class parameter.
+ (df_scan_problem_data): Added new pools for different types of
+ refs.
+ (df_scan_free_internal, df_scan_alloc, df_free_ref,
+ df_ref_create_structure): Processed new ref pools.
+ (df_scan_start_dump): Added counts of refs and insns.
+ (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
+ df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
+ df_entry_block_defs_collect, df_exit_block_uses_collect): Added
+ code to pass df_ref_class down to ref creation functions.
+ (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
+ df_reg_chain_mark): Use macros to hide references to df_refs.
+ (df_ref_chain_change_bb): Removed.
+ (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
+ (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
+ Enhanced to understand df_ref union structure.
+ * fwprop.c (local_ref_killed_between_p, use_killed_between,
+ all_uses_available_at, update_df, try_fwprop_subst,
+ forward_propagate_subreg, forward_propagate_and_simplify,
+ forward_propagate_into, fwprop, fwprop_addr): Replaced struct
+ df_ref * with df_ref.
+ (use_killed_between, all_uses_available_at): Use macros to hide
+ references to df_refs.
+ * regstat.c (regstat_bb_compute_ri,
+ regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
+ df_ref.
+ * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
+ see_handle_relevant_refs, see_analyze_one_def,
+ see_update_relevancy, see_propagate_extensions_to_uses): Replaced
+ struct df_ref * with df_ref.
+ * ra-conflict.c (record_one_conflict, clear_reg_in_live,
+ global_conflicts): Replaced struct df_ref * with df_ref.
+ * ddg.c (create_ddg_dep_from_intra_loop_link,
+ add_cross_iteration_register_deps, build_inter_loop_deps):
+ Replaced struct df_ref * with df_ref.
+ (create_ddg_dep_from_intra_loop_link,
+ add_cross_iteration_register_deps): Use macros to hide references
+ to df_refs.
+ * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
+ df_ref * with df_ref.
+ * df-core.c (df_bb_regno_first_def_find,
+ df_bb_regno_last_def_find, df_find_def, df_find_use,
+ df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
+ debug_df_ref): Replaced struct df_ref * with df_ref.
+ (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
+ * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
+ df_ref.
+ * web.c (union_defs, entry_register, replace_ref, web_main):
+ Replaced struct df_ref * with df_ref.
+ (union_defs, replace_ref): Use macros to hide references to df_refs.
+ * global.c (compute_regs_asm_clobbered, build_insn_chain):
+ Replaced struct df_ref * with df_ref.
+ * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
+ * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
+ Replaced struct df_ref * with df_ref.
+ * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
+ mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
+ with df_ref.
+ * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
+ * df-byte-scan.c (df_compute_accessed_bytes_extract,
+ df_compute_accessed_bytes_strict_low_part,
+ df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
+ Replaced struct df_ref * with df_ref.
+ (df_compute_accessed_bytes): Use macros to hide references to df_refs.
+ * init-regs.c (initialize_uninitialized_regs): Replaced struct
+ df_ref * with df_ref.
+ * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
+ check_dependency, check_dependencies, record_uses): Replaced
+ struct df_ref * with df_ref.
+ (invariant_for_use, check_dependency): Use macros to hide
+ references to df_refs.
+ * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
+ get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
+ iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
+ (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
+ references to df_refs.
+ * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
+ with df_ref.
+ * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
+ * df-problems.c (df_rd_bb_local_compute_process_def,
+ df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
+ df_chain_unlink_1, df_chain_unlink, df_chain_copy,
+ df_chain_remove_problem, df_chain_create_bb_process_use,
+ df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
+ df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
+ df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
+ df_byte_lr_simulate_artificial_refs_at_top,
+ df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
+ df_note_bb_compute, df_note_add_problem, df_simulate_defs,
+ df_simulate_uses, df_simulate_artificial_refs_at_end,
+ df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
+ df_ref.
+ (df_chain_dump): Use macros to hide references to df_refs.
+ * config/mips/mips.c (r10k_simplify_address): Replaced struct
+ df_ref * with df_ref.
+ * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
+ mark_artificial_uses, mark_reg_dependencies,
+ byte_dce_process_block): Replaced struct df_ref * with df_ref.
+
+2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
+
+ * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
+ head comment.
+ (array_ref_element_size): Likewise.
+ (array_ref_low_bound): Likewise.
+ (array_ref_up_bound): Likewise.
+ * expr.c (contains_packed_reference): Likewise.
+ (array_ref_element_size): Likewise.
+ (array_ref_low_bound): Likewise.
+ (array_ref_up_bound): Likewise.
+ * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
+ with ARRAY_RANGE_REF.
+ (idx_find_step): Likewise.
+ (idx_record_use): Likewise.
+ (strip_offset_1): Likewise.
+ (idx_remove_ssa_names): Likewise.
+
+2008-10-11 Uros Bizjak <ubizjak@gmail.com>
+ Andi Kleen <ak@linux.intel.com>
+
+ * config/i386/cpuid.h (__cpuid_count): New defines.
+ * config/i386/driver-i386.c (struct cache_desc): New structure.
+ (describe_cache): Use struct cache_desc to pass cache descriptions.
+ (detect_l2_cache): Ditto. Rename from decode_l2_cache.
+ (detect_caches_amd): Use struct cache_desc to describe caches.
+ (decode_caches_intel): Use struct cache_desc to pass cache
+ descriptions. Update descriptions to match latest (rev -032,
+ December 2007) CPUID documentation. Do not check valid bit here.
+ Check for Xeon MP value 0x49 problems.
+ (detect_caches_cpuid2): New function, split from detect_caches_intel.
+ Check valid bit before calling decode_caches_intel. Detect number
+ of times to repeat CPUID instruction.
+ (detect_caches_cpuid4): New function.
+ (detect_caches_intel): Depending on max_level, call
+ detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
+ only when other methods fail to provide valid L2 cache description.
+
+2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR middle-end/37608
+ * pa.md (call, call_value): Generate an rtx for register r4 and pass
+ it to PIC call patterns.
+ (call_symref_pic): Revise pattern to expose PIC register save. Remove
+ code generation and attributes from pattern. Change peephole2 to split
+ for noreturn case. Revise split pattern for non noreturn case.
+ (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
+ call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
+ * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
+ asserts.
+
+2008-10-11 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
+ (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
+ and fp_type.
+ (divdf3): Reformat long line.
+
+2008-10-11 Michael J. Eager <eager@eagercon.com>
+
+ * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
+ -mfpu options.
+ (rs6000_handle_option): Process -mfpu options.
+ * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
+ (enum fpu_type_t): New.
+ * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
+ (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
+ fp_type.
+ (floatsisf2): Remove TARGET_SINGLE_FPU condition.
+ (floatdidf2): Add TARGET_SINGLE_FPU condition.
+ * config/rs6000/rs6000.opt (-mfpu): New.
+ (-mxilinx-fpu): New.
+ * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
+ * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
+ * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
+ * gcc/config.gcc: powerpc-xilinx-eabi target: New.
+ * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
+
+2008-10-11 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/35760
+ * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
+ LO_SUM on Darwin if mode has just one unit.
+
+2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR debug/37002
+ * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
+ has been optimized out.
+
2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
* config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
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