X-Git-Url: http://git.sourceforge.jp/view?a=blobdiff_plain;f=gcc%2FChangeLog;h=1d77339ec156aff4ee555314e62fdbf95de12820;hb=24e179d2815df23db744e4393308e9afb83bd932;hp=8222534738c1e327b15bc21791a60a96efb7bf6d;hpb=e5d424c90f4ce7ab804191fdb165f03c179661b7;p=pf3gnuchains%2Fgcc-fork.git diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 8222534738c..1d77339ec15 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,10 +1,248 @@ +2004-09-23 Hans-Peter Nilsson + + PR target/17626 + * config/cris/cris.md (moverside, movemside): Rename variable + "reg" to "otherop". To generate canonical RTX, check that otherop + isn't constant instead of checking that operand 1 is a register. + +2004-09-23 Jakub Jelinek + + * tree-ssa-propagate.c (set_rhs): Fail if EXPR is COMPOUND_EXPR. + +2004-09-23 Diego Novillo + Jakub Jelinek + + * tree-flow.h (find_new_referenced_vars): Add prototype. + * tree-sra.c (find_new_referenced_vars_1, find_new_referenced_vars): + Move to... + * tree-dfa.c (find_new_referenced_vars_1, find_new_referenced_vars): + ... here. + (mark_new_vars_to_rename): Walk through all operands. + * tree-ssa-ccp.c (convert_to_gimple_builtin): New function. + (execute_fold_all_builtins): Use it. + (pass_fold_builtins): Add TODO_rename_vars to todo_flags_finish. + +2004-09-23 P.J. Darcy + + * gthr-tpf.h: New file. + * config.gcc (s390x-ibm-tpf*): Add thread_file='tpf'. + * gthr.h: Use gthr-tpf.h on TPF OS. + +2004-09-23 Jeff Law + + * tree-ssa-ccp.c (get_default_value): Use SSA_NAME_VALUE rather + than SSA_NAME_EQUIV and SET_SSA_NAME_EQUIV. + (substitute_and_fold): Likewise. + * tree-ssa-dom.c (tree_ssa_dominator_optimize): Remove everything + except invariants from SSA_NAME_VALUE. + (thread_across_edge): Use SSA_NAME_VALUE rather than SSA_NAME_EQUIV + and SET_SSA_NAME_EQUIV. + (restore_vars_to_original_value, record_const_or_copy): Likewise. + (record_equivalences_from_phis, record_const_or_copy_1): Likewise. + (record_equality, cprop_into_successor_phis): Likewise. + (record_equivalences_from_stmt, cprop_operand): Likewise. + (lookup_avail_expr): Likewise. + * tree-ssa-pre.c (fini_pre): Remove everything except invariants + from SSA_NAME_VALUE. + * tree.h (SSA_NAME_EQUIV, SET_SSA_NAME_EQUIV): Kill. + (struct tree_ssa_name): Kill EQUIV field. Remove GGC skip + annotation from the VALUE_HANDLE field. + +2004-09-21 Fariborz Jahanian + + PR c++/13989 + PR c++/9844 + * tree.c (reconstruct_complex_type): Remove extra "this". + * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): + Add V4SFmode to case statement. + +2004-09-23 Joseph S. Myers + + PR c/16833 + * doc/extend.texi, doc/invoke.texi: Document interaction of + -fno-builtin with format checks. Note that built-in functions + have effects beyond generating code that avoids calls to those + functions. + +2004-09-23 Frank Ch. Eigler + + PR tree-optimization/17533 + * dominance.c (verify_dominators): Tolerate even more incorrect + dominance data during error message printing. + * tree-mudflap.c (mf_build_check_statement_for): Build basic blocks + and edges more correctly. + +2004-09-23 Dorit Naishlos + + * tree.def (ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF): + New tree-codes. + * tree.h (REF_ORIGINAL): Consider ALIGN_INDIRECT_REF and + MISALIGNED_INDIRECT_REF. + * alias.c (get_alias_set, nonoverlapping_memrefs_p): Likewise. + * emit-rtl.c (mem_expr_equal_p, set_mem_attributes_minus_bitpos): + Likewise. + * expr.c (safe_from_p, expand_expr_real_1, rewrite_address_base) + (find_interesting_uses_address): Likewise. + * fold-const.c (non_lvalue, operand_equal_p): Likewise. + (build_fold_addr_expr_with_type): Likewise. + * gimplify.c (gimplify_addr_expr, gimplify_expr): Likewise. + * print-rtl.c (print_mem_expr): Likewise. + * tree-dump.c (dequeue_and_dump): Likewise. + * tree-eh.c (tree_could_trap_p): Likewise. + * tree-gimple.c (is_gimple_addressable, get_base_address): Likewise. + * tree-pretty-print.c (op_prio, op_symbol, dump_generic_node): Likewise. + * tree-ssa-alias.c (find_ptr_dereference, ptr_is_dereferenced_by): + Likewise. + * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise. + * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise. + * tree-ssa-loop-im.c (for_each_index, is_call_clobbered_ref): Likewise. + * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Likewise. + (add_address_candidates, rewrite_address_base): Likewise. + * tree-ssa-operands.c (get_expr_operands, get_indirect_ref_operands): + Likewise. + * tree.c (staticp, build1_stat): Likewise. + + * tree.def (REALIGN_LOAD_EXPR, REALIGN_STORE_EXPR): New tree-codes. + * tree-pretty-print.c (dump_generic_node): Consider REALIGN_LOAD_EXPR. + * tree-ssa-operands.c (get_expr_operands): Likewise. + * expr.c (expand_expr_real_1): Likewise. + + * optabs.h (vec_realign_store_optab, vec_realign_load_optab): New + optabs. + (OTI_vec_realign_store, OTI_vec_realign_load): New optab_index values + for the new optabs. + (expand_ternary_op): New function. + * genopinit.c (optabs): Handle the new optabs. + * optabs.c (optab_for_tree_code): Add cases for the new tree-codes. + (init_optabs): Initialize vec_realign_load_optab. + (expand_ternary_op): New functions. + + * target-def.h (TARGET_VECTORIZE): New member for struct gcc_target. + (TARGET_VECTORIZE_MISALIGNED_MEM_OK): New member for targetm.vectorize. + (TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD): Likewise. + (TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE): Likewise. + * target.h (struct vectorize): New member for struct gcc_target. + (misaligned_mem_ok): New member for targetm.vectorize. + (builtin_mask_for_load): Likewise. + (builtin_mask_for_store): Likewise. + * targethooks.c (default_vect_misaligned_mem_ok): New function. + * targethooks.h (default_vect_misaligned_mem_ok): New function. + + * config/rs6000/altivec.md (build_vector_mask_for_load): New + define_expand. + (vec_realign_load_v4si, vec_realign_load_v4sf, vec_realign_load_v8hi) + (vec_realign_load_v16qi): New define_insn. + * config/rs6000/rs6000.h (ALTIVEC_BUILTIN_MASK_FOR_LOAD): + (ALTIVEC_BUILTIN_MASK_FOR_STORE): New target builtins. + * config/rs6000/rs6000.c (altivec_builtin_mask_for_load): + (altivec_builtin_mask_for_store): New variables. + (rs6000_builtin_mask_for_load): New function. Implements + TARGET_VECTORIZE_BUILTIN_MASK_FOR_LOAD. + (rs6000_builtin_mask_for_store): New function. Implements + TARGET_VECTORIZE_BUILTIN_MASK_FOR_STORE. + (rs6000_expand_builtin): Expand the target builtins + builtin_mask_for_load and builtin_mask_for_store. + (altivec_init_builtins): Initialize the new target builtins. + * config/i386/i386.c (ix86_misaligned_mem_ok): New function. + Implements the target hook TARGET_VECTORIZE_MISALIGNED_MEM_OK. + + * tree-vectorizer.c (vect_create_data_ref): Renamed to + vect_create_data_ref_ptr. Returns a pointer instead of an array-ref. + (vect_create_addr_base_for_vector_ref): Additional argument (offset). + (vectorizable_store): Call vect_create_data_ref_ptr with additional + arguments, and create an indirect_ref with its return value data_ref. + Check aligned_access_p. + (vectorizable_load): Handle misaligned loads, using software-pipelined + scheme with REALIGN_LOAD_EXPR and ALIGN_INDIRECT_REF if + vec_realign_load_optab is supported, or using a scheme without + software-pipelining with MISALIGNED_INDIRECT_REF if the target hook + misaligned_mem_ok is supported. + + (vect_finish_stmt_generation): Typo. + (vect_enhance_data_refs_alignment): Rename loop_vinfo to loop_info. + (vect_analyze_data_refs_alignment): Don't fail vectorization in the + presence of misaligned loads. + (vect_analyze_data_ref_access): Add check for constant init. + (vect_get_symbl_and_dr): Remove duplicate line. + * tree-vectorizer.h (DR_MISALIGNMENT): Add comment. + +2004-09-23 Kazu Hirata + + * builtins.c: Fix a comment typo. + +2004-09-23 Jan Hubicka + + * profile.c (branch_prob): Do not verify flow info in the middle of the + pass. + +2004-09-23 Zdenek Dvorak + + * cfgloop.h (update_single_exits_after_duplication): Declare. + (loopify, split_loop_bb): Declaration changed. + * cfgloopmanip.c (split_loop_bb): Take void * as an argument instead + of rtx. + (loopify): Added redirect_all_edges argument. + (update_single_exits_after_duplication): Export. + * loop-unswitch.c (unswitch_loop): Changed due to loopify change. + * tree-flow.h (tree_duplicate_loop_to_header_edge, + tree_ssa_loop_version): Declare. + * tree-ssa-loop-manip.c (copy_phi_node_args, rename_variables, + set_phi_def_stmts, tree_duplicate_loop_to_header_edge, + lv_adjust_loop_header_phi, lv_adjust_loop_entry_edge, + lv_update_pending_stmts, tree_ssa_loop_version): New functions. + + * tree-ssa-loop-unswitch.c: New file. + * Makefile.in (tree-ssa-loop-unswitch.o): Add. + * timevar.def (TV_TREE_LOOP_UNSWITCH): New timevar. + * tree-flow.h (tree_ssa_unswitch_loops): Declare. + * tree-optimize.c (init_tree_optimization_passes): Add pass_unswitch. + * tree-pass.h (pass_unswitch): Declare. + * tree-ssa-loop.c (tree_ssa_loop_unswitch, + gate_tree_ssa_loop_unswitch, pass_unswitch): New pass. + * doc/passes.texi: Documen tree level loop unswitching. + +2004-09-23 Kazu Hirata + + * cfgexpand.c, config/s390/tpf-eh.c: Fix comment typos. + +2004-09-22 Eric Christopher + + * builtins.c (simplify_builtin_va_start): Remove. + (simplify_builtin): Ditto. + (fold_builtin_strchr): Ditto. + (simplify_builtin_*): Rename remainders to fold_builtin_*. + (expand_builtin): Fix up for above changes. + (fold_builtin_1): Add new folders. Change for above. + (expand_builtin_va_start): Call fold_builtin_next_arg. + * gimplify.c (gimplify_call_expr): Fix calls to simplify_builtin. + * tree.h: Remove prototype for simplify_builtin. + +2004-09-23 Jan Hubicka + + PR debug/17389 + * dwarf2out.c (dwarf2out_finish): Deal with nested functions + of fully inlined functions. + * tree-inline.c (inline_forbidden_p_1): Nested functions can be + inlined. + + * cfgexpand.c (add_reg_br_prob_note): New function. + (expand_gimple_cond_expr): Use it. + (tree_expand_cfg): No longer kill the profile. + * cfgrt.c (rtl_verify_flow_info_1): Check profile consistency + only if it is present. + * passes.c (rest_of_handle_loop_optimize): Kill the profile. + * predict.c (combine_predictions_for_insn): Set the probabilities + based on REG_BR_PROB note if present. + * predict.c (branch_prob): Profile is read only with + flag_branch_probabilities. + 2004-09-22 Kelley Cook * aclocal.m4: Add in gettext's m4 includes. (AC_ICONV, AC_LCMESSAGES, GCC_PATH_PROG): Remove. - * configure.ac: Add in check for iconv.m4 + * configure.ac: Add in check for iconv.h * configure: Regenerate. - + 2004-09-22 Kelley Cook * aclocal.m4: Update for rename of gettext-sister.m4. @@ -48,9 +286,9 @@ 2004-09-22 Matt Austern - * config/darwin.c (darwin_make_decl_one_only) + * config/darwin.c (darwin_make_decl_one_only): Allow coalesced symbol to appear in static archive's table of contents - + 2004-09-22 Kazu Hirata PR tree-optimization/17512 @@ -146,7 +384,7 @@ the initial lattice value. (substitute_and_fold): Transfer equivalences discovered into SSA_NAME_EQUIV. - + * tree.h (SSA_NAME_EQUIV): Add comments. (SET_SSA_NAME_EQUIV): Similarly. @@ -165,12 +403,12 @@ * tree.def (VEC_COND_EXPR): New tree node. * tree-ssa-operands.c (get_expr_operands): Handle VEC_COND_EXPR. - + 2004-09-21 Stan Shebs * config/rs6000/darwin-tramp.asm: Add __ppc64__ case. * config/rs6000/darwin-world.asm: Likewise. - + 2004-09-21 Daniel Berlin * tree-ssa.c (verify_def): Use print_generic_stmt,