X-Git-Url: http://git.sourceforge.jp/view?a=blobdiff_plain;f=gcc%2FChangeLog;h=e70da71a872de42387b90052219345191fd57bee;hb=498246cd84f5f72885e443f42df021b7ea3eea86;hp=ab72289020f8490ac0b3b423233f1422c6e39e35;hpb=3500a109359e8976cfd19e48fa7aab2c3e28dec1;p=pf3gnuchains%2Fgcc-fork.git diff --git a/gcc/ChangeLog b/gcc/ChangeLog index ab72289020f..e70da71a872 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,252 @@ +2010-04-16 Jakub Jelinek + + * alias.c (memrefs_conflict_p): If x and y are the same VALUE, + don't call get_addr on both. If one expression is a VALUE and + the other a REG, check VALUE's locs if the REG isn't among them. + +2010-04-16 Christian Bruel + + * config/sh/sh.h (sh_frame_pointer_required): New function. + * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro. + (flag_omit_frame_pointer) Set. + (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set. + (rounded_frame_size): Adjust size with outgoing_args_size. + (sh_set_return_address): Must return from stack pointer. + * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define. + (SUBTARGET_FRAME_POINTER_REQUIRED): Define. + (ACCUMULATE_OUTGOING_ARGS): Define. + * doc/invoke.texi (maccumulate-outgoing-args): Document for SH. + * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option. + +2010-04-15 Kaz Kojima + + PR target/43471 + * config/sh/sh.c (sh_legitimize_reload_address): Use + MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P. + Remove a unneeded check for offset_base. + +2010-04-15 H.J. Lu + + * configure: Regenerated. + +2010-04-15 Andreas Krebbel + + * config/s390/s390.c (s390_call_save_register_used): Switch back + to HARD_REGNO_NREGS. + +2010-04-15 Richard Guenther + + * alias.c (alias_set_subset_of): Handle alias-set zero + child properly. + +2010-04-15 Mark Shinwell + Julian Brown + + * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str + alternatives according to use of high and low regs. + * config/arm/vfp.md (thumb2_movsi_vfp): Likewise. + * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when + optimizing for size on Thumb-2. + +2010-04-15 Thomas Schwinge + + * config.gcc : Handle softfp as for Linux. + +2010-04-15 Richard Guenther + + * tree-ssa-structalias.c (struct variable_info): Add + is_fn_info flag. + (new_var_info): Initialize it. + (dump_constraints): Support printing last added constraints. + (debug_constraints): Adjust. + (dump_constraint_graph): Likewise. + (make_heapvar_for): Check for NULL cfun. + (get_function_part_constraint): New function. + (get_fi_for_callee): Likewise. + (find_func_aliases): Properly implement IPA PTA constraints. + (process_ipa_clobber): New function. + (find_func_clobbers): Likewise. + (insert_into_field_list_sorted): Remove. + (create_function_info_for): Properly allocate vars for IPA mode. + Do not use insert_into_field_list_sorted. + (create_variable_info_for): Properly generate constraints for + global vars in IPA mode. + (dump_solution_for_var): Always dump the solution. + (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode. + (find_what_var_points_to): Adjust. + (pt_solution_set): Change. + (pt_solution_ior_into): New function. + (pt_solution_empty_p): Export. + (pt_solution_includes_global): Adjust. + (pt_solution_includes_1): Likewise. + (pt_solutions_intersect_1): Likewise. + (dump_sa_points_to_info): Check some invariants. + (solve_constraints): Move constraint dumping ... + (compute_points_to_sets): ... here. + (ipa_pta_execute): ... and here. + (compute_may_aliases): Do not re-compute points-to info + locally if IPA info is available. + (ipa_escaped_pt): New global var. + (ipa_pta_execute): Properly implement IPA PTA. + * tree-into-ssa.c (dump_decl_set): Support dumping + decls not in referenced-vars. + * tree-flow.h (struct gimple_df): Add ipa_pta flag. + * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust. + (dump_points_to_solution): Likewise. + * tree-dfa.c (dump_variable): Also dump DECL_PT_UID. + * tree-inline.c (remap_ssa_name): Copy IPA points-to solution. + (remap_gimple_stmt): Reset call clobber/use information if + necessary. + (copy_decl_to_var): Copy DECL_PT_UID. + (copy_result_decl_to_var): Likewise. + * tree.c (make_node_stat): Initialize DECL_PT_UID. + (copy_node_stat): Copy it. + * tree.h (DECL_PT_UID): New macro. + (SET_DECL_PT_UID): Likewise. + (DECL_PT_UID_SET_P): Likewise. + (struct tree_decl_minimal): Add pt_uid member. + * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag. + (pt_solution_empty_p): Declare. + (pt_solution_set): Adjust. + (ipa_escaped_pt): Declare. + * cfgexpand.c (update_alias_info_with_stack_vars): Adjust. + * gimple-pretty-print.c (pp_points_to_solution): New function. + (dump_gimple_call): Dump call clobber/use information. + * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry. + * tree-pass.h (TDF_ALIAS): New dump option. + * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to. + * doc/invoke.texi (-fipa-pta): Update documentation. + +2010-04-15 Richard Guenther + + * Makefile.in (OBJS-common): Add gimple-fold.o. + (gimple-fold.o): New rule. + * tree.h (maybe_fold_offset_to_reference, + maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move + prototypes ... + * gimple.h: ... here. + * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value, + may_propagate_address_into_dereference): Move prototypes ... + * gimple.h: ... here. + * tree-ssa-ccp.c (get_symbol_constant_value, + may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref, + maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference, + maybe_fold_offset_to_address, maybe_fold_stmt_indirect, + maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen, + ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond, + fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace, + gimplify_and_update_call_from_tree): Move ... + * gimple-fold.c: ... here. New file. + (ccp_fold_builtin): Rename to ... + (gimple_fold_builtin): ... this. + * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust. + +2010-04-15 Richard Guenther + + * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode, + fit_double_type, force_fit_type_double, add_double_with_sign, + neg_double, mul_double_with_sign, lshift_double, rshift_double, + lrotate_double, rrotate_double, div_and_round_double): Move ... + * double-int.c: ... here. + * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign, + add_double, neg_double, mul_double_with_sign, mul_double, + lshift_double, rshift_double, lrotate_double, rrotate_double, + div_and_round_double): Move prototypes ... + * double-int.h: ... here. + +2010-04-15 Bernd Schmidt + + PR target/43742 + * config/sh/sh.md (doloop_end_split, dect): Undo previous patch. Use + matching constraints to ensure inputs match the output. + +2010-04-15 Kaz Kojima + + PR target/43742 + * config/sh/sh.md (doloop_end_split): Remove "+r" constraint + in an input-only operand. + +2010-04-15 Anatoly Sokolov + + * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define. + (double_int_not, double_int_lshift, double_int_rshift): Declare. + (double_int_negative_p): Convert to static inline function. + * double-int.c (double_int_lshift, double_int_lshift): Add new function. + (double_int_negative_p): Remove. + * tree.h (lshift_double, rshift_double): + * tree.c (build_low_bits_mask): Clean up, use double_int_* functions. + * fold-const.c (fold_convert_const_int_from_real, + fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.). + (lshift_double): Change type of arith argument to bool. + (rshift_double): Change type of arith argument to bool. Correct + comment. + * expmed.c (mask_rtx, lshift_value): (Ditto.). + +2010-04-14 Bernd Schmidt + + PR target/21803 + * ifcvt.c (cond_exec_process_if_block): Look for identical sequences + at the start and end of the then/else blocks, and omit them from the + conversion. + * cfgcleanup.c (flow_find_cross_jump): No longer static. Remove MODE + argument; all callers changed. Pass zero to old_insns_match_p instead. + (flow_find_head_matching_sequence): New function. + (old_insns_match_p): Check REG_EH_REGION notes for calls. + * basic-block.h (flow_find_cross_jump, + flow_find_head_matching_sequence): Declare functions. + +2010-04-14 Jason Merrill + + PR c++/36625 + * c-common.c (attribute_takes_identifier_p): New fn. + * c-common.h: Declare it. + +2010-04-14 Uros Bizjak + + * config/i386/i386.md (*divmod4): Remove stray "&&" from + splitter condition. + (*udivmod4): Ditto. + +2010-04-14 Uros Bizjak + + * config/i386/i386.md (maxmin_int): Rename code attribute from + maxminiprefix and update all users. + (maxmin_float): Ditto from maxminfprefix. + (logic): Ditto from logicprefix. + (absneg_mnemonic): Ditto from absnegprefix. + * config/i386/mmx.md: Update all users of maxminiprefix, + maxminfprefix and loficprefix for rename. + * config/i386/sse.md: Ditto. + * config/i386/sync.md (sync_): Update for + logicprefix rename. + +2010-04-14 Manuel López-Ibáñez + + PR 42966 + * diagnostics.c (diagnostic_report_diagnostic): Mark specially + warnings converted to errors. + +2010-04-14 Uros Bizjak + + * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not + used insn_type variable. + (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration + to avoid set-but-not-used warning. + +2010-04-14 Uros Bizjak + + * df-core.c (df_ref_debug): Change format string placeholder + from 0x%x to %#x. + * dwarf2asm.c (dw2_asm_output_data_raw, + dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128, + dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto. + * dwarf2out.c (output_cfi, output_cfi_directive, + dwarf2out_do_cfi_startproc, output_loc_sequence_raw, + output_cfa_loc_raw, output_die, output_ranges, output_file_names): + Ditto. + * genattrtab.c (write_test_expr, write_attr_valueq): Ditto. + * print-rtl.c (print_rtx): Ditto. + 2010-04-14 Michael Meissner PR middle-end/42694