+2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ PR c/12713
+ * doc/extend.texi: Document interaction of attribute noreturn and
+ longjmp.
+
+2004-09-24 Richard Henderson <rth@redhat.com>
+
+ PR rtl-opt/17503
+ * regclass.c (subregs_of_mode): Turn into an htab. Make static.
+ (som_hash, som_eq): New.
+ (init_subregs_of_mode, record_subregs_of_mode): New.
+ (cannot_change_mode_set_regs): Rewrite for htab implementation.
+ (invalid_mode_change_p): Likewise.
+ * combine.c (gen_lowpart_for_combine): Use record_subregs_of_mode.
+ * flow.c (mark_used_regs): Likewise.
+ (life_analysis): Use init_subregs_of_mode.
+ * regs.h (subregs_of_mode): Remove.
+ * rtl.h (init_subregs_of_mode, record_subregs_of_mode): Declare.
+
+2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * tree-ssa-phiopt.c (conditional_replacement): Use the correct
+ type with the copy of the conditional.
+
+2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR tree-opt/16954
+ * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
+ Prevent renaming if the aliasing sets of the type which the
+ pointer points to are different.
+
+2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ PR c/17188
+ * c-decl.c (diagnose_mismatched_decls): Check for duplicate
+ declarations of enumerators.
+ (start_struct): Check TYPE_SIZE rather than TYPE_FIELDS to check
+ for redefinition. Check for nested redefinition.
+ (finish_struct): Don't check for nested redefinition.
+ (start_enum): Check for nested redefinition.
+
+2004-09-24 Devang Patel <dpatel@apple.com>
+
+ * tree-if-conv.c (tree_if_convert_cond_expr0: Create temp. variable
+ only when necesssary.
+ (combine_blocks): Combine loop header and exit block.
+
+2004-09-24 Paolo Bonzini <bonzini@gnu.org>
+
+ * hooks.c (hook_tree_tree_bool_null): New.
+ * hooks.h (hook_tree_tree_bool_null): Declare it.
+ * target-def.c (TARGET_FOLD_BUILTIN): Point to it.
+ * targhooks.c (default_fold_builtin): Remove.
+ * targhooks.h (default_fold_builtin): Remove.
+
+2004-09-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ PR rtl-optimization/17625
+ * loop-doloop.c (doloop_modify): Unshare rtl before emitting it.
+
+2004-09-24 Andrew Pinski <pinskia@physics.uc.edu>
+
+ PR tree-opt/17624
+ * tree-ssa-forwprop.c (record_single_argument_cond_exprs):
+ Reject if any of the operands occur in an abnormal PHI.
+
+2004-09-24 Andreas Schwab <schwab@suse.de>
+
+ * tree-ssa-dom.c (record_range): Fix violation of strict aliasing
+ rules.
+
+2004-09-24 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * config.gcc (sparc64-*-solaris2*): Include sparc/sol2-gas.h
+ if the GNU assembler is used.
+ (sparc-*-solaris2*): Likewise.
+ * dbxout.c (NO_DBX_BNSYM_ENSYM): Default to zero.
+ (dbxout_function_end): Protect N_ENSYM with it.
+ (dbxout_begin_prologue): Protect N_BNSYM with it.
+ * doc/tm.texi (NO_DBX_BNSYM_ENSYM): Document it.
+ * config/sparc/sol2.h (NO_DBX_BNSYM_ENSYM): Define to 1.
+ * config/sparc/sol2-gas.h: New file.
+
+2004-09-23 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR bootstrap/17369
+ * Makefile.in (@set_gcc_lib_path@): Added.
+
+ * configure.ac: Include ../config/gcc-lib-path.m4. Use
+ TL_AC_GNU_MAKE_GCC_LIB_PATH.
+ * configure: Regenerated.
+
+2004-09-24 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ PR c/6980
+ * c-typeck.c (build_c_cast): Improve wording of
+ -Wbad-function-cast diagnostic.
+
+2004-09-23 Hans-Peter Nilsson <hp@axis.com>
+
+ 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 <jakub@redhat.com>
+
+ * tree-ssa-propagate.c (set_rhs): Fail if EXPR is COMPOUND_EXPR.
+
+2004-09-23 Diego Novillo <dnovillo@redhat.com>
+ Jakub Jelinek <jakub@redhat.com>
+
+ * 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 <darcypj@us.ibm.com>
+
+ * 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 <law@redhat.com>
+
+ * 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 <fjahanian@apple.com>
+
PR c++/13989
PR c++/9844
-
- * cp/decl.c (grokfndecl): Add new argument "attrlist", use it
- to call cplus_decl_attributes.
- (start_function): Remove call to cplus_decl_attributes.
* tree.c (reconstruct_complex_type): Remove extra "this".
- * cp/cvt.c (ocp_convert): Add support to use type conversion
- function to vector type.
- * cp/parser.c (cp_parser_conversion_type_id): Add attributes, if any,
- to the parsed type.
* config/rs6000/rs6000.c (rs6000_handle_altivec_attribute):
Add V4SFmode to case statement.
2004-09-23 Dorit Naishlos <dorit@il.ibm.com>
- * 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.
+ * 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 <kazu@cs.umass.edu>
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